diff options
Diffstat (limited to 'erts')
165 files changed, 58774 insertions, 3278 deletions
diff --git a/erts/autoconf/configure.vxworks b/erts/autoconf/configure.vxworks index a253848403..1893f3f7e0 100755 --- a/erts/autoconf/configure.vxworks +++ b/erts/autoconf/configure.vxworks @@ -93,6 +93,7 @@ erts_lib_src=${ERL_TOP}/erts/lib_src erts_incl=${ERL_TOP}/erts/include erts_incl_intrnl=${ERL_TOP}/erts/include/internal etcdir=${ERL_TOP}/erts/etc/common +erlint_incl_dir=${ERL_TOP}/lib/erl_interface/include erlint_dir=${ERL_TOP}/lib/erl_interface/src epmd_dir=${ERL_TOP}/erts/epmd/src os_mon_dir=${ERL_TOP}/lib/os_mon/c_src @@ -109,6 +110,7 @@ CONFIG_FILES="${ERL_TOP}/erts/emulator/$host/Makefile $erts_incl_intrnl/$host/ethread.mk $erts_incl_intrnl/$host/ethread_header_config.h $etcdir/$host/Makefile + $erlint_incl_dir/$host/ei_config.h $erlint_dir/$host/Makefile $erlint_dir/$host/eidefs.mk $epmd_dir/$host/Makefile diff --git a/erts/autoconf/vxworks/sed.general b/erts/autoconf/vxworks/sed.general index 0e99b4dba4..d32fbdc5c0 100644 --- a/erts/autoconf/vxworks/sed.general +++ b/erts/autoconf/vxworks/sed.general @@ -103,7 +103,6 @@ s|@INSTALL_PROGRAM@|${INSTALL}| s|@INSTALL_SCRIPT@|${INSTALL}| s|@INSTALL_DATA@|${INSTALL} -m 644| s|@INSTALL_DIR@|$(INSTALL) -d| -s|@RM@|/bin/rm| s|@MKDIR@|/bin/mkdir| s|@ERLANG_OSTYPE@|vxworks| s|@vxworks_reclaim@|reclaim.h| diff --git a/erts/configure.in b/erts/configure.in index 14c8b50680..b070ad0649 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -772,11 +772,6 @@ AC_SUBST(LIBCARBON) _search_path=/bin:/usr/bin:/usr/local/bin:$PATH -AC_PATH_PROG(RM, rm, false, $_search_path) -if test "$ac_cv_path_RM" = false; then - AC_MSG_ERROR([No 'rm' command found]) -fi - AC_PATH_PROG(MKDIR, mkdir, false, $_search_path) if test "$ac_cv_path_MKDIR" = false; then AC_MSG_ERROR([No 'mkdir' command found]) @@ -791,9 +786,9 @@ _search_path= # Remove old configuration information. -# Next line should be placed after AC_PATH_PROG(RM, ...), but before -# first output to CONN_INFO. So this is just the right place. -$RM -f "$ERL_TOP/erts/CONF_INFO" +# Next line should be before first output to CONN_INFO. So this is +# just the right place. +rm -f "$ERL_TOP/erts/CONF_INFO" dnl Check if we should/can build a sharing-preserving emulator AC_MSG_CHECKING(if we are building a sharing-preserving emulator) @@ -831,7 +826,7 @@ fi ## Delete previous failed configure results if test -f doc/CONF_INFO; then - $RM doc/CONF_INFO + rm -f doc/CONF_INFO fi AC_CHECK_PROGS(XSLTPROC, xsltproc) @@ -1655,7 +1650,9 @@ if test x"$ac_cv_header_netinet_sctp_h" = x"yes"; then struct sctp_paddrparams.spp_sackdelay, struct sctp_paddrparams.spp_flags, struct sctp_remote_error.sre_data, - struct sctp_send_failed.ssf_data], [], [], + struct sctp_send_failed.ssf_data, + struct sctp_event_subscribe.sctp_authentication_event, + struct sctp_event_subscribe.sctp_sender_dry_event], [], [], [#if HAVE_SYS_SOCKET_H #include <sys/socket.h> #endif @@ -3083,14 +3080,14 @@ if test "$enable_dtrace_test" = "yes" ; then AC_MSG_CHECKING([for 2-stage DTrace precompilation]) AC_TRY_COMPILE([ #include "foo-dtrace.h" ], [ERLANG_DIST_PORT_BUSY_ENABLED();], - [$RM -f $DTRACE_2STEP_TEST + [rm -f $DTRACE_2STEP_TEST dtrace -G $DTRACE_CPP $DTRACE_BITS_FLAG -Iemulator/beam -o $DTRACE_2STEP_TEST -s emulator/beam/erlang_dtrace.d conftest.$OBJEXT 2>&AS_MESSAGE_LOG_FD if test -f $DTRACE_2STEP_TEST; then - $RM $DTRACE_2STEP_TEST + rm -f $DTRACE_2STEP_TEST DTRACE_ENABLED_2STEP=yes fi], []) - $RM -f foo-dtrace.h + rm -f foo-dtrace.h AS_IF([test "x$DTRACE_ENABLED_2STEP" = "xyes"], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])]) @@ -3188,7 +3185,7 @@ need_java="jinterface ic/java_src" # Remove all SKIP files from previous runs for a in $need_java ; do - $RM -f $ERL_TOP/lib/$a/SKIP + rm -f $ERL_TOP/lib/$a/SKIP done if test "X$with_javac" = "Xno"; then @@ -3239,7 +3236,7 @@ dnl this deliberately does not believe that 'gcc' is a C++ compiler AC_CHECK_TOOLS(CXX, [$CCC c++ g++ CC cxx cc++ cl], false) # Remove SKIP file from previous run -$RM -f $ERL_TOP/lib/orber/SKIP +rm -f $ERL_TOP/lib/orber/SKIP if test "$CXX" = false; then echo "No C++ compiler found" > $ERL_TOP/lib/orber/SKIP @@ -3395,11 +3392,12 @@ AC_CONFIG_FILES([../make/make_emakefile:../make/make_emakefile.in], dnl dnl The ones below should be moved to their respective lib dnl -dnl ../lib/ssl/c_src/$host/Makefile:../lib/ssl/c_src/Makefile.in AC_CONFIG_FILES([ ../lib/os_mon/c_src/$host/Makefile:../lib/os_mon/c_src/Makefile.in ../lib/runtime_tools/c_src/$host/Makefile:../lib/runtime_tools/c_src/Makefile.in ../lib/tools/c_src/$host/Makefile:../lib/tools/c_src/Makefile.in ]) +AC_CONFIG_FILES([../make/install_dir_data.sh:../make/install_dir_data.sh.in], [chmod +x ../make/install_dir_data.sh]) + AC_OUTPUT diff --git a/erts/doc/src/Makefile b/erts/doc/src/Makefile index 40f74b78ff..06a8691c0e 100644 --- a/erts/doc/src/Makefile +++ b/erts/doc/src/Makefile @@ -55,7 +55,9 @@ XML_REF3_EFILES = \ persistent_term.xml \ atomics.xml \ counters.xml \ - zlib.xml + zlib.xml \ + socket.xml \ + net.xml XML_REF3_FILES = \ $(XML_REF3_EFILES) \ @@ -77,6 +79,7 @@ XML_CHAPTER_FILES = \ driver.xml \ absform.xml \ inet_cfg.xml \ + socket_usage.xml \ erl_ext_dist.xml \ erl_dist_protocol.xml \ communication.xml \ @@ -146,6 +149,8 @@ $(INFO_FILE): $(INFO_FILE_SRC) $(ERL_TOP)/make/$(TARGET)/otp.mk debug opt: +ldocs: xmllint local_docs + clean: rm -rf $(HTMLDIR)/* rm -rf $(XMLDIR) diff --git a/erts/doc/src/alt_dist.xml b/erts/doc/src/alt_dist.xml index e6245130fc..7c997cae20 100644 --- a/erts/doc/src/alt_dist.xml +++ b/erts/doc/src/alt_dist.xml @@ -60,7 +60,7 @@ parts of the logic in Erlang code, and you perhaps do not even need a new driver for the protocol. One example could be Erlang distribution over UDP using <c>gen_udp</c> (your - Erlang code will of course have to take care of retranspissions, + Erlang code will of course have to take care of retransmissions, etc in this example). That is, depending on what you want to do you perhaps do not need to implement a driver at all and can then skip the driver related sections below. diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index 05a9895687..88ddb03e97 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -464,7 +464,7 @@ </item> <tag><c><![CDATA[-rsh Program]]></c></tag> <item> - <p>Specifies an alternative to <c><![CDATA[rsh]]></c> for starting a + <p>Specifies an alternative to <c><![CDATA[ssh]]></c> for starting a slave node on a remote host; see <seealso marker="stdlib:slave"><c>slave(3)</c></seealso>.</p> </item> diff --git a/erts/doc/src/erl_dist_protocol.xml b/erts/doc/src/erl_dist_protocol.xml index c90c8f9521..185c75fe84 100644 --- a/erts/doc/src/erl_dist_protocol.xml +++ b/erts/doc/src/erl_dist_protocol.xml @@ -532,11 +532,7 @@ io:format("old/unused name ~ts at port ~p, fd = ~p ~n", <marker id="distribution_handshake"/> <title>Distribution Handshake</title> <p>This section describes the distribution handshake protocol introduced - in Erlang/OTP R6. This description was previously located in - <c>$ERL_TOP/lib/kernel/internal_doc/distribution_handshake.txt</c> and - has more or less been copied and "formatted" here. It has been almost - unchanged since 1999, but the handshake has not changed much since then - either.</p> + in Erlang/OTP R6. The handshake has remained almost the same since then.</p> <section> <title>General</title> @@ -847,6 +843,18 @@ DiB == gen_digest(ChA, ICA)? of the <c>SEND_TT</c> control message. </p> </item> + <tag><c>-define(DFLAG_BIG_SEQTRACE_LABELS, 16#100000).</c></tag> + <item> + <p>The node understands any term as the seqtrace label.</p> + </item> + <tag><c>-define(DFLAG_EXIT_PAYLOAD, 16#400000).</c></tag> + <item> + <p>Use the <c>PAYLOAD_EXIT</c>, <c>PAYLOAD_EXIT_TT</c>, + <c>PAYLOAD_EXIT2</c>, <c>PAYLOAD_EXIT2_TT</c> + and <c>PAYLOAD_MONITOR_P_EXIT</c> + <seealso marker="#control_message">control message</seealso>s + instead of the non-PAYLOAD variants.</p> + </item> </taglist> <p> There is also function <c>dist_util:strict_order_flags/0</c> @@ -859,7 +867,7 @@ DiB == gen_digest(ChA, ICA)? <section> <marker id="connected_nodes"/> <title>Protocol between Connected Nodes</title> - <p>As from ERTS 5.7.2 the runtime system passes a distribution flag + <p>Since ERTS 5.7.2 (OTP R13B) the runtime system passes a distribution flag in the handshake stage that enables the use of a <seealso marker="erl_ext_dist#distribution_header">distribution header </seealso> on all messages passed. Messages passed between nodes have in @@ -878,7 +886,7 @@ DiB == gen_digest(ChA, ICA)? <cell align="center"><c>ControlMessage</c></cell> <cell align="center"><c>Message</c></cell> </row> - <tcaption>Format of Messages Passed between Nodes (as from ERTS 5.7.2) + <tcaption>Format of Messages Passed between Nodes (as from ERTS 5.7.2 (OTP R13B)) </tcaption> </table> @@ -887,15 +895,23 @@ DiB == gen_digest(ChA, ICA)? <item> <p>Equal to d + n + m.</p> </item> + <tag><c>DistributionHeader</c></tag> + <item> + <p> + <seealso marker="erl_ext_dist#distribution_header">Distribution header + describing the atom cache and fragmented distribution messages. + </seealso> + </p> + </item> <tag><c>ControlMessage</c></tag> <item> <p>A tuple passed using the external format of Erlang.</p> </item> <tag><c>Message</c></tag> <item> - <p>The message sent to another node using the '!' (in external format). - Notice that <c>Message</c> is only passed in combination with a - <c>ControlMessage</c> encoding a send ('!').</p> + <p>The message sent to another node using the '!' + or the reason for a EXIT, EXIT2 or DOWN signal using + the external term format.</p> </item> </taglist> @@ -903,7 +919,7 @@ DiB == gen_digest(ChA, ICA)? number is omitted from the terms that follow a distribution header </seealso>.</p> - <p>Nodes with an ERTS version earlier than 5.7.2 does not pass the + <p>Nodes with an ERTS version earlier than 5.7.2 (OTP R13B) does not pass the distribution flag that enables the distribution header. Messages passed between nodes have in this case the following format:</p> @@ -920,7 +936,7 @@ DiB == gen_digest(ChA, ICA)? <cell align="center"><c>ControlMessage</c></cell> <cell align="center"><c>Message</c></cell> </row> - <tcaption>Format of Messages Passed between Nodes (before ERTS 5.7.2) + <tcaption>Format of Messages Passed between Nodes (before ERTS 5.7.2 (OTP R13B)) </tcaption> </table> @@ -963,6 +979,7 @@ DiB == gen_digest(ChA, ICA)? <tag><c>EXIT</c></tag> <item> <p><c>{3, FromPid, ToPid, Reason}</c></p> + <p>This signal is sent when a link has been broken</p> </item> <tag><c>UNLINK</c></tag> <item> @@ -985,6 +1002,7 @@ DiB == gen_digest(ChA, ICA)? <tag><c>EXIT2</c></tag> <item> <p><c>{8, FromPid, ToPid, Reason}</c></p> + <p>This signal is sent by a call to the erlang:exit/2 bif</p> </item> </taglist> </section> @@ -1007,7 +1025,7 @@ DiB == gen_digest(ChA, ICA)? <p><c>{16, FromPid, Unused, ToName, TraceToken}</c></p> <p>Followed by <c>Message</c>.</p> <p><c>Unused</c> is kept for backward compatibility.</p> - </item> + </item> <tag><c>EXIT2_TT</c></tag> <item> <p><c>{18, FromPid, ToPid, TraceToken, Reason}</c></p> @@ -1061,7 +1079,7 @@ DiB == gen_digest(ChA, ICA)? <p><c>{22, FromPid, ToPid}</c></p> <p>Followed by <c>Message</c>.</p> <p> - This control messages replace the <c>SEND</c> control + This control message replaces the <c>SEND</c> control message and will be sent when the distribution flag <seealso marker="erl_dist_protocol#dflags"><c>DFLAG_SEND_SENDER</c></seealso> has been negotiated in the connection setup handshake. @@ -1080,7 +1098,7 @@ DiB == gen_digest(ChA, ICA)? <p><c>{23, FromPid, ToPid, TraceToken}</c></p> <p>Followed by <c>Message</c>.</p> <p> - This control messages replace the <c>SEND_TT</c> control + This control message replaces the <c>SEND_TT</c> control message and will be sent when the distribution flag <seealso marker="erl_dist_protocol#dflags"><c>DFLAG_SEND_SENDER</c></seealso> has been negotiated in the connection setup handshake. @@ -1097,4 +1115,72 @@ DiB == gen_digest(ChA, ICA)? </taglist> </section> + <section> + <title>New Ctrlmessages for Erlang/OTP 22</title> + <note><p> + Messages encoded before the connection has + been set up may still use the non-PAYLOAD variant. + However, once a PAYLOAD control message has been sent, + no more non-PAYLOAD control messages will be sent in + the same direction on the connection. + </p></note> + <taglist> + <tag><c>PAYLOAD_EXIT</c></tag> + <item> + <p><c>{24, FromPid, ToPid}</c></p> + <p>Followed by <c>Reason</c>.</p> + <p> + This control message replaces the <c>EXIT</c> control + message and will be sent when the distribution flag + <seealso marker="erl_dist_protocol#dflags"><c>DFLAG_EXIT_PAYLOAD</c></seealso> + has been negotiated in the connection setup handshake. + </p> + </item> + <tag><c>PAYLOAD_EXIT_TT</c></tag> + <item> + <p><c>{25, FromPid, ToPid}</c></p> + <p>Followed by <c>Reason</c>.</p> + <p> + This control message replaces the <c>EXIT_TT</c> control + message and will be sent when the distribution flag + <seealso marker="erl_dist_protocol#dflags"><c>DFLAG_EXIT_PAYLOAD</c></seealso> + has been negotiated in the connection setup handshake. + </p> + </item> + <tag><c>PAYLOAD_EXIT2</c></tag> + <item> + <p><c>{26, FromPid, ToPid}</c></p> + <p>Followed by <c>Reason</c>.</p> + <p> + This control message replaces the <c>EXIT2</c> control + message and will be sent when the distribution flag + <seealso marker="erl_dist_protocol#dflags"><c>DFLAG_EXIT_PAYLOAD</c></seealso> + has been negotiated in the connection setup handshake. + </p> + </item> + <tag><c>PAYLOAD_EXIT2_TT</c></tag> + <item> + <p><c>{27, FromPid, ToPid}</c></p> + <p>Followed by <c>Reason</c>.</p> + <p> + This control message replaces the <c>EXIT2_TT</c> control + message and will be sent when the distribution flag + <seealso marker="erl_dist_protocol#dflags"><c>DFLAG_EXIT_PAYLOAD</c></seealso> + has been negotiated in the connection setup handshake. + </p> + </item> + <tag><c>PAYLOAD_MONITOR_P_EXIT</c></tag> + <item> + <p><c>{28, FromPid, ToPid, Ref}</c></p> + <p>Followed by <c>Reason</c>.</p> + <p> + This control message replaces the <c>MONITOR_P_EXIT</c> control + message and will be sent when the distribution flag + <seealso marker="erl_dist_protocol#dflags"><c>DFLAG_EXIT_PAYLOAD</c></seealso> + has been negotiated in the connection setup handshake. + </p> + </item> + </taglist> + </section> + </chapter> diff --git a/erts/doc/src/erl_ext_dist.xml b/erts/doc/src/erl_ext_dist.xml index b7090d0472..4721747097 100644 --- a/erts/doc/src/erl_ext_dist.xml +++ b/erts/doc/src/erl_ext_dist.xml @@ -136,16 +136,10 @@ </note> </section> - <section> + <section> + <marker id="distribution_header"/> <title>Distribution Header</title> <p> - <marker id="distribution_header"/> - As from ERTS 5.7.2 the old atom cache protocol was - dropped and a new one was introduced. This protocol - introduced the distribution header. Nodes with an ERTS version - earlier than 5.7.2 can still communicate with new nodes, - but no distribution header and no atom cache are used.</p> - <p> The distribution header only contains an atom cache reference section, but can in the future contain more information. The distribution header precedes one or more Erlang @@ -373,8 +367,9 @@ </row> <tcaption>FLOAT_EXT</tcaption></table> <p> - A float is stored in string format. The format used in sprintf to - format the float is "%.20e" + A finite float (i.e. not inf, -inf or NaN) is stored in + string format. The format used in sprintf to format the + float is "%.20e" (there are more bytes allocated than necessary). To unpack the float, use sscanf with format "%lf". </p> @@ -989,7 +984,8 @@ </row> <tcaption>NEW_FLOAT_EXT</tcaption></table> <p> - A float is stored as 8 bytes in big-endian IEEE format. + A finite float (i.e. not inf, -inf or NaN) is stored as 8 bytes + in big-endian IEEE format. </p> <p> This term is used in minor version 1 of the external format. diff --git a/erts/doc/src/erl_nif.xml b/erts/doc/src/erl_nif.xml index 34042cb4de..cf1994887a 100644 --- a/erts/doc/src/erl_nif.xml +++ b/erts/doc/src/erl_nif.xml @@ -783,14 +783,16 @@ typedef struct { <p>A process identifier (pid). In contrast to pid terms (instances of <c>ERL_NIF_TERM</c>), <c>ErlNifPid</c>s are self-contained and not bound to any <seealso marker="#ErlNifEnv">environment</seealso>. - <c>ErlNifPid</c> is an opaque type.</p> + <c>ErlNifPid</c> is an opaque type. It can be copied, moved + in memory, forgotten, and so on.</p> </item> <tag><marker id="ErlNifPort"/><c>ErlNifPort</c></tag> <item> <p>A port identifier. In contrast to port ID terms (instances of <c>ERL_NIF_TERM</c>), <c>ErlNifPort</c>s are self-contained and not bound to any <seealso marker="#ErlNifEnv">environment</seealso>. - <c>ErlNifPort</c> is an opaque type.</p> + <c>ErlNifPort</c> is an opaque type. It can be copied, moved + in memory, forgotten, and so on.</p> </item> <tag><marker id="ErlNifResourceType"/><c>ErlNifResourceType</c></tag> <item> @@ -1088,6 +1090,20 @@ typedef struct { </func> <func> + <name since="OTP @OTP-15011@"><ret>int</ret> + <nametext>enif_compare_pids(const ErlNifPid *pid1, const ErlNifPid *pid2) + </nametext></name> + <fsummary>Compare two pids.</fsummary> + <desc> + <p>Compares two <seealso marker="#ErlNifPid"><c>ErlNifPid</c> + </seealso>s according to term order.</p> + <p>Returns <c>0</c> if <c>pid1</c> and <c>pid2</c> are equal, + < <c>0</c> if <c>pid1</c> < <c>pid2</c>, and + > <c>0</c> if <c>pid1</c> > <c>pid2</c>.</p> + </desc> + </func> + + <func> <name since="OTP R13B04"><ret>void</ret> <nametext>enif_cond_broadcast(ErlNifCond *cnd)</nametext></name> <fsummary></fsummary> @@ -1392,6 +1408,9 @@ enif_free_iovec(iovec);]]></code> initializes the pid variable <c>*pid</c> from it and returns <c>true</c>. Otherwise returns <c>false</c>. No check is done to see if the process is alive.</p> + <note><p><c>enif_get_local_pid</c> will return false if argument + <c>term</c> is the atom <seealso marker="#enif_make_pid"> + <c>undefined</c></seealso>.</p></note> </desc> </func> @@ -1871,6 +1890,17 @@ enif_inspect_iovec(env, max_elements, term, &tail, &iovec); </func> <func> + <name since="OTP @OTP-15011@"><ret>int</ret> + <nametext>enif_is_pid_undefined(const ErlNifPid* pid)</nametext></name> + <fsummary>Determine if pid is undefined.</fsummary> + <desc> + <p>Returns <c>true</c> if <c>pid</c> has been set as undefined by + <seealso marker="#enif_set_pid_undefined"><c>enif_set_pid_undefined</c> + </seealso>.</p> + </desc> + </func> + + <func> <name since="OTP R13B04"><ret>int</ret> <nametext>enif_is_port(ErlNifEnv* env, ERL_NIF_TERM term)</nametext> </name> @@ -2217,6 +2247,18 @@ enif_inspect_iovec(env, max_elements, term, &tail, &iovec); </func> <func> + <name since="OTP @OTP-15362@"><ret>ERL_NIF_TERM</ret> + <nametext>enif_make_monitor_term(ErlNifEnv* env, const ErlNifMonitor* mon)</nametext></name> + <fsummary>Make monitor term from the given monitor identifier.</fsummary> + <desc> + <p>Creates a term identifying the given monitor received from + <seealso marker="#enif_monitor_process"><c>enif_monitor_process</c> + </seealso>.</p> + <p>This function is primarily intended for debugging purpose.</p> + </desc> + </func> + + <func> <name since="OTP R14B"><ret>unsigned char *</ret><nametext>enif_make_new_binary(ErlNifEnv* env, size_t size, ERL_NIF_TERM* termp)</nametext></name> <fsummary>Allocate and create a new binary term.</fsummary> @@ -2247,7 +2289,8 @@ enif_inspect_iovec(env, max_elements, term, &tail, &iovec); </name> <fsummary>Make a pid term.</fsummary> <desc> - <p>Makes a pid term from <c>*pid</c>.</p> + <p>Makes a pid term or the atom <seealso marker="#enif_set_pid_undefined"> + <c>undefined</c></seealso> from <c>*pid</c>.</p> </desc> </func> @@ -2613,7 +2656,9 @@ enif_map_iterator_destroy(env, &iter);</code> <p>Argument <c>caller_env</c> is the environment of the calling process or callback. Must only be NULL if calling from a custom thread.</p> <p>Returns <c>0</c> on success, < 0 if no <c>down</c> callback is - provided, and > 0 if the process is no longer alive.</p> + provided, and > 0 if the process is no longer alive or if + <c>target_pid</c> is <seealso marker="#enif_set_pid_undefined"> + undefined</seealso>.</p> <p>This function is only thread-safe when the emulator with SMP support is used. It can only be used in a non-SMP emulator from a NIF-calling thread.</p> @@ -3068,7 +3113,9 @@ enif_map_iterator_destroy(env, &iter);</code> <seealso marker="#enif_select_write"><c>enif_select_write</c></seealso> introduced in erts-11.0 (OTP-22.0).</p> </note> - <p>Argument <c>pid</c> may be <c>NULL</c> to indicate the calling process.</p> + <p>Argument <c>pid</c> may be <c>NULL</c> to indicate the calling + process. It must not be set as <seealso marker="#enif_set_pid_undefined"> + undefined</seealso>.</p> <p>Argument <c>obj</c> is a resource object obtained from <seealso marker="#enif_alloc_resource"><c>enif_alloc_resource</c></seealso>. The purpose of the resource objects is as a container of the event object @@ -3079,16 +3126,18 @@ enif_map_iterator_destroy(env, &iter);</code> or the atom <c>undefined</c>. It will be passed as <c>Ref</c> in the notifications. If a selective <c>receive</c> statement is used to wait for the notification then a reference created just before the <c>receive</c> will exploit a runtime - optimization that bypasses all earlier received messages in the queue.</p> + optimization that bypasses all earlier received messages in the + queue.</p> <p>The notifications are one-shot only. To receive further notifications of the same type (read or write), repeated calls to <c>enif_select</c> must be made after receiving each notification.</p> <p><c>ERL_NIF_SELECT_CANCEL</c> can be used to cancel previously selected events. It must be used in a bitwise OR combination with <c>ERL_NIF_SELECT_READ</c> and/or <c>ERL_NIF_SELECT_WRITE</c> to - indicate which type of event to cancel. The return value will - tell if the event was actualy cancelled or if a notification may - already have been sent.</p> + indicate which type of event to cancel. Arguments <c>pid</c> and + <c>ref</c> are ignored when <c>ERL_NIF_SELECT_CANCEL</c> is specified. + The return value will tell if the event was actualy cancelled or if a + notification may already have been sent.</p> <p>Use <c>ERL_NIF_SELECT_STOP</c> as <c>mode</c> in order to safely close an event object that has been passed to <c>enif_select</c>. The <seealso marker="#ErlNifResourceStop"><c>stop</c></seealso> callback @@ -3097,7 +3146,9 @@ enif_map_iterator_destroy(env, &iter);</code> even if all notifications have been received (or cancelled) and no further calls to <c>enif_select</c> have been made. <c>ERL_NIF_SELECT_STOP</c> will first cancel any selected events - before it calls or schedules the <c>stop</c> callback.</p> + before it calls or schedules the <c>stop</c> callback. Arguments + <c>pid</c> and <c>ref</c> are ignored when <c>ERL_NIF_SELECT_STOP</c> + is specified.</p> <p>The first call to <c>enif_select</c> for a specific OS <c>event</c> will establish a relation between the event object and the containing resource. All subsequent calls for an <c>event</c> must pass its containing resource as argument @@ -3180,7 +3231,11 @@ if (retval & ERL_NIF_SELECT_STOP_CALLED) { <c>enif_alloc_env</c></seealso>. If argument <c>msg_env</c> is <c>NULL</c> the term <c>msg</c> will be copied, otherwise both <c>msg</c> and <c>msg_env</c> will be invalidated by a successful call - to <c>enif_select_read</c> or <c>enif_select_write</c>.</p> + to <c>enif_select_read</c> or <c>enif_select_write</c>. The environment + is then to either be freed with <seealso marker="#enif_free_env"> + <c>enif_free_env</c></seealso> or cleared for reuse with + <seealso marker="#enif_clear_env"><c>enif_clear_env</c></seealso>. An + unsuccessful call will leave <c>msg</c> and <c>msg_env</c> still valid.</p> <p>Apart from the message format <c>enif_select_read</c> and <c>enif_select_write</c> behaves exactly the same as <seealso marker="#enif_select">enif_select</seealso> with argument <c>mode</c> as @@ -3234,8 +3289,9 @@ if (retval & ERL_NIF_SELECT_STOP_CALLED) { <c>msg</c>) is invalidated by a successful call to <c>enif_send</c>. The environment is to either be freed with <seealso marker="#enif_free_env"> - <c>enif_free_env</c></seealso> of cleared for reuse with - <seealso marker="#enif_clear_env"><c>enif_clear_env</c></seealso>.</p> + <c>enif_free_env</c></seealso> or cleared for reuse with + <seealso marker="#enif_clear_env"><c>enif_clear_env</c></seealso>. An + unsuccessful call will leave <c>msg</c> and <c>msg_env</c> still valid.</p> <p>If <c>msg_env</c> is set to <c>NULL</c>, the <c>msg</c> term is copied and the original term and its environment is still valid after the call.</p> @@ -3250,6 +3306,17 @@ if (retval & ERL_NIF_SELECT_STOP_CALLED) { </func> <func> + <name since="OTP @OTP-15011@"><ret>void</ret> + <nametext>enif_set_pid_undefined(ErlNifPid* pid)</nametext></name> + <fsummary>Set pid as undefined.</fsummary> + <desc> + <p>Sets an <seealso marker="#ErlNifPid"><c>ErlNifPid</c></seealso> + variable as undefined. See <seealso marker="#enif_is_pid_undefined"> + <c>enif_is_pid_undefined</c></seealso>.</p> + </desc> + </func> + + <func> <name since="OTP R13B04"><ret>unsigned</ret> <nametext>enif_sizeof_resource(void* obj)</nametext></name> <fsummary>Get the byte size of a resource object.</fsummary> @@ -3302,6 +3369,48 @@ if (retval & ERL_NIF_SELECT_STOP_CALLED) { </func> <func> + <name since="OTP @OTP-15640@"><ret>ErlNifTermType</ret> + <nametext>enif_term_type(ErlNifEnv *env, ERL_NIF_TERM term)</nametext> + </name> + <fsummary>Determine the type of a term.</fsummary> + <desc> + <p>Determines the type of the given term. The term must be an ordinary + Erlang term and not one of the special terms returned by + <seealso marker="#enif_raise_exception"> + <c>enif_raise_exception</c></seealso>, + <seealso marker="#enif_schedule_nif"> + <c>enif_schedule_nif</c></seealso>, or similar.</p> + <p>The following types are defined at the moment:</p> + <taglist> + <tag><c>ERL_NIF_TERM_TYPE_ATOM</c></tag> + <item/> + <tag><c>ERL_NIF_TERM_TYPE_BITSTRING</c></tag> + <item><p>A bitstring or binary</p></item> + <tag><c>ERL_NIF_TERM_TYPE_FLOAT</c></tag> + <item/> + <tag><c>ERL_NIF_TERM_TYPE_FUN</c></tag> + <item/> + <tag><c>ERL_NIF_TERM_TYPE_INTEGER</c></tag> + <item/> + <tag><c>ERL_NIF_TERM_TYPE_LIST</c></tag> + <item><p>A list, empty or not</p></item> + <tag><c>ERL_NIF_TERM_TYPE_MAP</c></tag> + <item/> + <tag><c>ERL_NIF_TERM_TYPE_PID</c></tag> + <item/> + <tag><c>ERL_NIF_TERM_TYPE_PORT</c></tag> + <item/> + <tag><c>ERL_NIF_TERM_TYPE_REFERENCE</c></tag> + <item/> + <tag><c>ERL_NIF_TERM_TYPE_TUPLE</c></tag> + <item/> + </taglist> + <p>Note that new types may be added in the future, so the caller must + be prepared to handle unknown types.</p> + </desc> + </func> + + <func> <name since="OTP R13B04"><ret>int</ret> <nametext>enif_thread_create(char *name,ErlNifTid *tid,void * (*func)(void *),void *args,ErlNifThreadOpts diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 92e979c046..e78ded4ae1 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -4174,9 +4174,16 @@ RealSystem = system + MissedSystem</code> </item> <tag><c>badarg</c></tag> <item> - If the port driver so decides for any reason (probably + <p>If the port driver so decides for any reason (probably something wrong with <c><anno>Operation</anno></c> - or <c><anno>Data</anno></c>). + or <c><anno>Data</anno></c>).</p> + <warning> + <p>Do not call <c>port_call</c> with an unknown + <c><anno>Port</anno></c> identifier and expect <c>badarg</c> + exception. Any undefined behavior is possible (including node + crash) depending on how the port driver interprets the supplied + arguments.</p> + </warning> </item> </taglist> </desc> @@ -4266,6 +4273,11 @@ RealSystem = system + MissedSystem</code> <p>If <c><anno>Data</anno></c> is an invalid I/O list.</p> </item> </taglist> + <warning> + <p>Do not send data to an unknown port. Any undefined behavior is + possible (including node crash) depending on how the port driver + interprets the data.</p> + </warning> </desc> </func> @@ -4325,6 +4337,11 @@ RealSystem = system + MissedSystem</code> a busy port. </item> </taglist> + <warning> + <p>Do not send data to an unknown port. Any undefined behavior is + possible (including node crash) depending on how the port driver + interprets the data.</p> + </warning> </desc> </func> @@ -4429,6 +4446,13 @@ RealSystem = system + MissedSystem</code> If the port driver so decides for any reason (probably something wrong with <c><anno>Operation</anno></c> or <c><anno>Data</anno></c>). + <warning> + <p>Do not call <c>port_control/3</c> with an unknown + <c><anno>Port</anno></c> identifier and expect <c>badarg</c> + exception. Any undefined behavior is possible (including node + crash) depending on how the port driver interprets the supplied + arguments.</p> + </warning> </item> </taglist> </desc> @@ -8363,7 +8387,7 @@ Metadata = #{ pid => pid(), system time</seealso> that is used by the runtime system.</p> <p>The list contains two-tuples with <c>Key</c>s as first element, and <c>Value</c>s as second element. The - order if these tuples is undefined. The following + order of these tuples is undefined. The following tuples can be part of the list, but more tuples can be introduced in the future:</p> <taglist> diff --git a/erts/doc/src/net.xml b/erts/doc/src/net.xml new file mode 100644 index 0000000000..b9e2cffce9 --- /dev/null +++ b/erts/doc/src/net.xml @@ -0,0 +1,129 @@ +<?xml version="1.0" encoding="utf-8" ?> +<!DOCTYPE erlref SYSTEM "erlref.dtd"> + +<erlref> + <header> + <copyright> + <year>2018</year><year>2018</year> + <holder>Ericsson AB. All Rights Reserved.</holder> + </copyright> + <legalnotice> + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + + </legalnotice> + + <title>net</title> + <prepared></prepared> + <docno></docno> + <date></date> + <rev></rev> + <file>net.xml</file> + </header> + <module since="OTP @OTP-14831@">net</module> + <modulesummary>Network interface.</modulesummary> + <description> + <p>This module provides an API for the network interface.</p> + <note> + <p>There is currently <em>no</em> support for Windows. </p> + </note> + </description> + + <datatypes> + <datatype> + <name name="address_info"/> + </datatype> + <datatype> + <name name="name_info"/> + </datatype> + <datatype> + <name name="name_info_flags"/> + </datatype> + <datatype> + <name name="name_info_flag"/> + </datatype> + <datatype> + <name name="name_info_flag_ext"/> + </datatype> + <datatype> + <name name="network_interface_name"/> + </datatype> + <datatype> + <name name="network_interface_index"/> + </datatype> + </datatypes> + + <funcs> + <func> + <name name="gethostname" arity="0"/> + <fsummary>Get hostname.</fsummary> + <desc> + <p>Returns the name of the current host.</p> + </desc> + </func> + + <func> + <name name="getnameinfo" arity="1" since="OTP @OTP-14831@"/> + <name name="getnameinfo" arity="2" since="OTP @OTP-14831@"/> + <fsummary>Address-to-name transaltion.</fsummary> + <desc> + <p>Address-to-name translation in a protocol-independant manner.</p> + <p>This function is the inverse of + <seealso marker="#getaddrinfo/1"><c>getaddrinfo</c></seealso>. + It converts a socket address to a corresponding host and service.</p> + </desc> + </func> + + <func> + <name name="getaddrinfo" arity="1" since="OTP @OTP-14831@"/> + <name name="getaddrinfo" arity="2" clause_i="1" since="OTP @OTP-14831@"/> + <name name="getaddrinfo" arity="2" clause_i="2" since="OTP @OTP-14831@"/> + <name name="getaddrinfo" arity="2" clause_i="3" since="OTP @OTP-14831@"/> + <fsummary>Network address and service transation.</fsummary> + <desc> + <p>Network address and service translation.</p> + <p>This function is the inverse of + <seealso marker="#getnameinfo/1"><c>getnameinfo</c></seealso>. + It converts host and service to a corresponding socket address.</p> + <p>One of the <c>Host</c> and <c>Service</c> may be <c>undefined</c> + but <em>not</em> both.</p> + </desc> + </func> + + <func> + <name name="if_name2index" arity="1" since="OTP @OTP-14831@"/> + <fsummary>Mappings between network interface names and indexes.</fsummary> + <desc> + <p>Mappings between network interface names and indexes.</p> + </desc> + </func> + + <func> + <name name="if_index2name" arity="1" since="OTP @OTP-14831@"/> + <fsummary>Mappings between network interface index and names.</fsummary> + <desc> + <p>Mappings between network interface index and names.</p> + </desc> + </func> + + <func> + <name name="if_names" arity="0" since="OTP @OTP-14831@"/> + <fsummary>Get network interface names and indexes.</fsummary> + <desc> + <p>Get network interface names and indexes.</p> + </desc> + </func> + + </funcs> + +</erlref> + diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 2c23456ff1..bdae994d06 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -31,6 +31,240 @@ </header> <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 10.3</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>When multiplying a number by itself, a word beyond the + number on the heap could be read (and ignored). This bug + was extremely unlikely to actually cause a real + problem.</p> + <p> + Own Id: OTP-15484</p> + </item> + <item> + <p> + Fix bug where doing <c>seq_trace:reset_trace()</c> while + another process was doing a garbage collection could + cause the run-time system to segfault.</p> + <p> + Own Id: OTP-15490</p> + </item> + <item> + <p> + Fix reading of ancillary data from packet oriented + sockets on old Linux kernel versions. Without this fix, + getting the data would cause the port to enter an + infinite loop.</p> + <p> + Own Id: OTP-15494</p> + </item> + <item> + <p> + Fix bug where crash dumping or doing + <c>erlang:system_info(procs)</c> while another process + was doing a garbage collection could cause the run-time + system to segfault.</p> + <p> + Own Id: OTP-15527</p> + </item> + <item> + <p> + Fix <c>erlang:system_info(kernel_poll)</c> to return + correct value. Before this fix, the call always returned + <c>false</c>.</p> + <p> + Own Id: OTP-15556</p> + </item> + <item> + <p> + Fix bug in <c>enif_make_map_from_arrays</c> that would + produce broken maps when number of keys were 32. Bug + exists since OTP 21.0.</p> + <p> + Own Id: OTP-15567</p> + </item> + <item> + <p> + Fix a bug in <c>binary:encode_unsigned</c> that may cause + a read of uninitialized memory.</p> + <p> + The bug existed since the function was added (OTP + R16B02).</p> + <p> + Own Id: OTP-15583 Aux Id: PR-2118 </p> + </item> + <item> + <p> + Fixed a bug that could cause <c>heart</c> to kill an + exiting node before it had time to flush all buffered + writes. If environment variable + <c>HEART_KILL_SIGNAL=SIGABRT</c> was set a superfluous + core dump could also be generated.</p> + <p> + Own Id: OTP-15599 Aux Id: ERIERL-298 </p> + </item> + <item> + <p> + Fix <c>enif_consume_timeslice</c> to be a no-op on dirty + scheduler and not crash debug compiled emulator.</p> + <p> + Own Id: OTP-15604</p> + </item> + <item> + <p> + Fixed macro redefinition warnings.</p> + <p> + Own Id: OTP-15629</p> + </item> + <item> + <p> + <c>to_erl</c> fixed to not garble terminal input beyond + 7-bit ASCII.</p> + <p> + Own Id: OTP-15650 Aux Id: ERL-854, PR-2161 </p> + </item> + <item> + <p> + Minor fixes for <c>make clean</c>.</p> + <p> + Own Id: OTP-15657</p> + </item> + <item> + <p> + Fixed a bug in all <c>ets:select*</c> and + <c>ets:match*</c> functions that could in some rare cases + lead to very poor performance.</p> + <p> + Own Id: OTP-15660 Aux Id: ERL-869 </p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Add <c>erlang:system_flag(system_logger, Pid)</c> and + <c>erlang:system_info(system_logger)</c>. This + system_flag can be used to set the process that will + receive the logging messages generated by ERTS.</p> + <p> + Own Id: OTP-15375</p> + </item> + <item> + <p><c>integer_to_list/2</c> and + <c>integer_to_binary/2</c> are now implemented in C, + improving their performance.</p> + <p> + Own Id: OTP-15503 Aux Id: PR-2052 </p> + </item> + <item> + <p> + Improved <c>term_to_binary</c> to do more fair reduction + count and yielding when encoding large byte lists + (strings).</p> + <p> + Own Id: OTP-15514 Aux Id: ERL-774 </p> + </item> + <item> + <p> + Made internal port drivers more robust against + <c>erlang:port_control</c> with invalid arguments and + added documentation warnings about such abuse.</p> + <p> + Own Id: OTP-15555 Aux Id: ERIERL-231 </p> + </item> + <item> + <p> + Fix bug on NetBSD where the <c>exit_status</c> from a + port program would never be sent.</p> + <p> + Own Id: OTP-15558 Aux Id: ERL-725 </p> + </item> + <item> + <p>There is a new function <c>persistent:term(Key, + Default)</c> to allow specifying a default when looking + up a persistent term.</p> + <p> + Own Id: OTP-15576 Aux Id: ERL-843 </p> + </item> + <item> + <p>A transitory emulator option '<c>+ztma true</c>' has + been added to allow running existing BEAM code that + relies on "tuple calls" (dispatch on parameterized + modules) which has been compiled under OTP 20 or earlier. + This option will be removed in OTP 22, so such modules + should eventually be recompiled with the + <c>+tuple_calls</c> option.</p> + <p> + Own Id: OTP-15580 Aux Id: PR-2113 </p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 10.2.5</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>Fixes of install/release phase in build system.</p> + <list> <item>The source tree was modified when + installing/releasing and/or applying a patch.</item> + <item>Some files were installed with wrong access + rights.</item> <item>If applying a patch (using + <c>otp_patch_apply</c>) as another user (except root) + than the user that built the source, the documentation + was not properly updated.</item> </list> + <p> + Own Id: OTP-15551</p> + </item> + <item> + <p> + Setting the <c>recbuf</c> size of an inet socket the + <c>buffer</c> is also automatically increased. Fix a bug + where the auto adjustment of inet buffer size would be + triggered even if an explicit inet buffer size had + already been set.</p> + <p> + Own Id: OTP-15651 Aux Id: ERIERL-304 </p> + </item> + <item> + <p> + Reading from UDP using active <c>true</c> or active + <c>N</c> mode has been optimized when more packets than + specified by <c>read_packets</c> are available on the + socket.</p> + <p> + Own Id: OTP-15652 Aux Id: ERIERL-304 </p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 10.2.4</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + When using the <c>{linger,{true,T}}</c> option; + <c>gen_tcp:listen/2</c> used the full linger time before + returning for example <c>eaddrinuse</c>. This bug has now + been corrected.</p> + <p> + Own Id: OTP-14728 Aux Id: ERIERL-303 </p> + </item> + </list> + </section> + +</section> + <section><title>Erts 10.2.3</title> <section><title>Fixed Bugs and Malfunctions</title> @@ -1694,6 +1928,26 @@ </section> +<section><title>Erts 9.3.3.9</title> + + <section><title>Improvements and New Features</title> + <list> + <item> + <p>Added an optional <c>./configure</c> flag to compile + the emulator with spectre mitigation: + <c>--with-spectre-mitigation</c></p> + <p>Note that this requires a recent version of GCC with + support for spectre mitigation and the + <c>--mindirect-branch=thunk</c> flag, such as + <c>8.1</c>.</p> + <p> + Own Id: OTP-15430 Aux Id: ERIERL-237 </p> + </item> + </list> + </section> + +</section> + <section><title>Erts 9.3.3.8</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/erts/doc/src/part.xml b/erts/doc/src/part.xml index 05e9a24af8..f0b8a00b90 100644 --- a/erts/doc/src/part.xml +++ b/erts/doc/src/part.xml @@ -42,6 +42,7 @@ <xi:include href="tty.xml"/> <xi:include href="driver.xml"/> <xi:include href="inet_cfg.xml"/> + <xi:include href="socket_usage.xml"/> <xi:include href="erl_ext_dist.xml"/> <xi:include href="erl_dist_protocol.xml"/> </part> diff --git a/erts/doc/src/persistent_term.xml b/erts/doc/src/persistent_term.xml index 1eda7f8d76..9d3c9afd80 100644 --- a/erts/doc/src/persistent_term.xml +++ b/erts/doc/src/persistent_term.xml @@ -256,6 +256,22 @@ will be slower as the number of persistent terms increases.</pre> </func> <func> + <name name="get" arity="2" since="OTP 21.3"/> + <fsummary>Get the value for a persistent term.</fsummary> + <desc> + <p>Retrieve the value for the persistent term associated with + the key <c><anno>Key</anno></c>. The lookup will be made in + constant time and the value will not be copied to the heap + of the calling process.</p> + <p>This function returns <c><anno>Default</anno></c> if no + term has been stored with the key <c><anno>Key</anno></c>.</p> + <p>If the calling process holds on to the value of the + persistent term and the persistent term is deleted in the future, + the term will be copied to the process.</p> + </desc> + </func> + + <func> <name name="info" arity="0" since="OTP 21.2"/> <fsummary>Get information about persistent terms.</fsummary> <desc> diff --git a/erts/doc/src/ref_man.xml b/erts/doc/src/ref_man.xml index 811d299f06..80cdcf9145 100644 --- a/erts/doc/src/ref_man.xml +++ b/erts/doc/src/ref_man.xml @@ -4,7 +4,7 @@ <application xmlns:xi="http://www.w3.org/2001/XInclude"> <header> <copyright> - <year>1996</year><year>2016</year> + <year>1996</year><year>2018</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -46,8 +46,10 @@ <xi:include href="erts_alloc.xml"/> <xi:include href="escript.xml"/> <xi:include href="init.xml"/> + <xi:include href="net.xml"/> <xi:include href="persistent_term.xml"/> <xi:include href="run_erl.xml"/> + <xi:include href="socket.xml"/> <xi:include href="start.xml"/> <xi:include href="start_erl.xml"/> <xi:include href="werl.xml"/> diff --git a/erts/doc/src/socket.xml b/erts/doc/src/socket.xml new file mode 100644 index 0000000000..f6195a65b2 --- /dev/null +++ b/erts/doc/src/socket.xml @@ -0,0 +1,650 @@ +<?xml version="1.0" encoding="utf-8" ?> +<!DOCTYPE erlref SYSTEM "erlref.dtd"> + +<erlref> + <header> + <copyright> + <year>2018</year><year>2019</year> + <holder>Ericsson AB. All Rights Reserved.</holder> + </copyright> + <legalnotice> + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + + </legalnotice> + + <title>socket</title> + <prepared></prepared> + <docno></docno> + <date></date> + <rev></rev> + <file>socket.xml</file> + </header> + <module since="OTP @OTP-14831@">socket</module> + <modulesummary>Socket interface.</modulesummary> + <description> + <p>This module provides an API for the socket interface. + It is used to create, delete and manipulate sockets, + send and receive data.</p> + <p>The idea is that it shall be as "close as possible" to the OS + level socket interface. The only significant addition is that some of + the functions, + e.g. <seealso marker="#recv/3"><c>recv/3</c></seealso>, + has a timeout argument. </p> + <note> + <p>There is currently <em>no</em> support for Windows. </p> + <p>Support for IPv6 has been implemented but <em>not</em> tested. </p> + <p>SCTP has only been partly implemented (and not tested). </p> + </note> + </description> + + <datatypes> + <datatype> + <name name="domain"/> + </datatype> + <datatype> + <name name="type"/> + </datatype> + <datatype> + <name name="protocol"/> + </datatype> + <datatype> + <name>socket()</name> + <desc><p>As returned by + <seealso marker="#open/2"><c>open/2,3,4</c></seealso> and + <seealso marker="#accept/1"><c>accept/1,2</c></seealso>.</p> + </desc> + </datatype> + <datatype> + <name name="ip4_address"/> + </datatype> + <datatype> + <name name="ip6_address"/> + </datatype> + <datatype> + <name name="ip_address"/> + </datatype> + <datatype> + <name name="sockaddr"/> + </datatype> + <datatype> + <name name="sockaddr_in4"/> + </datatype> + <datatype> + <name name="sockaddr_in6"/> + </datatype> + <datatype> + <name name="sockaddr_un"/> + </datatype> + <datatype> + <name name="port_number"/> + </datatype> + <datatype> + <name name="in6_flow_info"/> + </datatype> + <datatype> + <name name="in6_scope_id"/> + </datatype> + <datatype> + <name name="accept_flags"/> + </datatype> + <datatype> + <name name="accept_flag"/> + </datatype> + <datatype> + <name name="send_flags"/> + </datatype> + <datatype> + <name name="send_flag"/> + </datatype> + <datatype> + <name name="recv_flags"/> + </datatype> + <datatype> + <name name="recv_flag"/> + </datatype> + <datatype> + <name name="shutdown_how"/> + </datatype> + <datatype> + <name name="sockopt_level"/> + </datatype> + <datatype> + <name name="otp_socket_option"/> + </datatype> + <datatype> + <name name="socket_option"/> + </datatype> + <datatype> + <name name="ip_socket_option"/> + </datatype> + <datatype> + <name name="ipv6_socket_option"/> + </datatype> + <datatype> + <name name="tcp_socket_option"/> + </datatype> + <datatype> + <name name="udp_socket_option"/> + </datatype> + <datatype> + <name name="sctp_socket_option"/> + </datatype> + <datatype> + <name name="timeval"/> + </datatype> + <datatype> + <name name="ip_tos"/> + </datatype> + <datatype> + <name name="ip_mreq"/> + </datatype> + <datatype> + <name name="ip_mreq_source"/> + </datatype> + <datatype> + <name name="ip_pmtudisc"/> + </datatype> + <datatype> + <name name="ip_msfilter_mode"/> + </datatype> + <datatype> + <name name="ip_msfilter"/> + </datatype> + <datatype> + <name name="ip_pktinfo"/> + </datatype> + <datatype> + <name name="ipv6_mreq"/> + </datatype> + <datatype> + <name name="ipv6_pmtudisc"/> + </datatype> + <datatype> + <name name="ipv6_pktinfo"/> + </datatype> + <datatype> + <name name="sctp_assoc_id"/> + </datatype> + <datatype> + <name name="sctp_sndrcvinfo"/> + </datatype> + <datatype> + <name name="sctp_event_subscribe"/> + </datatype> + <datatype> + <name name="sctp_assocparams"/> + </datatype> + <datatype> + <name name="sctp_initmsg"/> + </datatype> + <datatype> + <name name="sctp_rtoinfo"/> + </datatype> + <datatype> + <name name="msghdr_flag"/> + </datatype> + <datatype> + <name name="msghdr_flags"/> + </datatype> + <datatype> + <name name="msghdr"/> + </datatype> + <datatype> + <name name="cmsghdr_level"/> + </datatype> + <datatype> + <name name="cmsghdr_type"/> + </datatype> + <!-- + <datatype> + <name name="cmsghdr_data"/> + </datatype> + --> + <datatype> + <name name="cmsghdr_recv"/> + </datatype> + <datatype> + <name name="cmsghdr_send"/> + </datatype> + <datatype> + <name name="uint8"/> + </datatype> + <datatype> + <name name="uint16"/> + </datatype> + <datatype> + <name name="uint20"/> + </datatype> + <datatype> + <name name="uint32"/> + </datatype> + <datatype> + <name name="int32"/> + </datatype> + <datatype> + <name name="supports_options_socket"/> + </datatype> + <datatype> + <name name="supports_options_ip"/> + </datatype> + <datatype> + <name name="supports_options_ipv6"/> + </datatype> + <datatype> + <name name="supports_options_tcp"/> + </datatype> + <datatype> + <name name="supports_options_udp"/> + </datatype> + <datatype> + <name name="supports_options_sctp"/> + </datatype> + <datatype> + <name name="supports_options"/> + </datatype> + </datatypes> + + <funcs> + <func> + <name name="accept" arity="1" since="OTP @OTP-14831@"/> + <name name="accept" arity="2" since="OTP @OTP-14831@"/> + <fsummary>Accept a connection on a socket.</fsummary> + <desc> + <p>Accept a connection on a socket.</p> + <p>This call is used with connection-based socket types + (<c>stream</c> or <c>seqpacket</c>). It extracs the first pending + connection request for the listen socket and returns the (newly) + connected socket.</p> + </desc> + </func> + + <func> + <name name="bind" arity="2" since="OTP @OTP-14831@"/> + <fsummary>Bind a name to a socket.</fsummary> + <desc> + <p>Bind a name to a socket.</p> + <p>When a socket is created + (with <seealso marker="#open/2"><c>open</c></seealso>), + it has no address assigned to it. <c>bind</c> assigns the + address specified by the <c>Addr</c> argument.</p> + <p>The rules used for name binding vary between domains.</p> + </desc> + </func> + + <func> + <name name="close" arity="1" since="OTP @OTP-14831@"/> + <fsummary>Close a socket.</fsummary> + <desc> + <p>Closes the socket.</p> + + <note> + <p>Note that for e.g. <c>protocol</c> = <c>tcp</c>, most implementations + doing a close does not guarantee that any data sent is delivered to + the recipient before the close is detected at the remote side. </p> + <p>One way to handle this is to use the + <seealso marker="#shutdown/2"><c>shutdown</c></seealso> + function + (<c>socket:shutdown(Socket, write)</c>) to signal that no more data is + to be sent and then wait for the read side of the socket to be closed.</p> + </note> + </desc> + </func> + + <func> + <name name="connect" arity="2" since="OTP @OTP-14831@"/> + <name name="connect" arity="3" since="OTP @OTP-14831@"/> + <fsummary>Initiate a connection on a socket.</fsummary> + <desc> + <p>This function connects the socket to the address + specied by the <c>SockAddr</c> argument.</p> + </desc> + </func> + + <func> + <name name="getopt" arity="3" clause_i="1" since="OTP @OTP-14831@"/> + <name name="getopt" arity="3" clause_i="2" since="OTP @OTP-14831@"/> + <name name="getopt" arity="3" clause_i="3" since="OTP @OTP-14831@"/> + <name name="getopt" arity="3" clause_i="4" since="OTP @OTP-14831@"/> + <name name="getopt" arity="3" clause_i="5" since="OTP @OTP-14831@"/> + <name name="getopt" arity="3" clause_i="6" since="OTP @OTP-14831@"/> + <name name="getopt" arity="3" clause_i="7" since="OTP @OTP-14831@"/> + <fsummary>Get an option on a socket.</fsummary> + <desc> + <p>Get an option on a socket.</p> + <p>What properties are valid depend both on <c>Level</c> and + on what kind of socket it is (<c>domain</c>, <c>type</c> and + <c>protocol</c>).</p> + + <p>See the + <seealso marker="socket_usage#socket_options">socket options</seealso> + chapter of the users guide for more info. </p> + + <note><p>Not all options are valid on all platforms. That is, + even if "we" support an option, that does not mean that the + underlying OS does.</p></note> + + </desc> + </func> + + <func> + <name name="getopt" arity="3" clause_i="8" since="OTP @OTP-14831@"/> + <fsummary>Get an option on a socket.</fsummary> + <desc> + <p>Get an option on a socket.</p> + <p>What properties are valid depend both on <c>Level</c> and + on what kind of socket it is (<c>domain</c>, <c>type</c> and + <c>protocol</c>).</p> + <p>When specifying <c>Level</c> as an integer, and therefor + using "native mode", it is *currently* up to the caller to + know how to interpret the result.</p> + + <p>See the + <seealso marker="socket_usage#socket_options">socket options</seealso> + chapter of the users guide for more info. </p> + + <note><p>Not all options are valid on all platforms. That is, + even if "we" support an option, that does not mean that the + underlying OS does.</p></note> + </desc> + </func> + + <func> + <name name="listen" arity="1" since="OTP @OTP-14831@"/> + <name name="listen" arity="2" since="OTP @OTP-14831@"/> + <fsummary>Listen for connections on a socket.</fsummary> + <desc> + <p>Listen for connections on a socket.</p> + </desc> + </func> + + <func> + <name name="open" arity="2" since="OTP @OTP-14831@"/> + <name name="open" arity="3" since="OTP @OTP-14831@"/> + <name name="open" arity="4" since="OTP @OTP-14831@"/> + <fsummary>Create an endpoint for communication.</fsummary> + <desc> + <p>Creates an endpoint (socket) for communication.</p> + <p>For some <c>types</c> there is a default protocol, which will + be used if no protocol is specified: </p> + + <list> + <item><p><c>stream</c>: <c>tcp</c></p></item> + <item><p><c>dgram</c>: <c>udp</c></p></item> + <item><p><c>seqpacket</c>: <c>sctp</c></p></item> + </list> + + <p>The <c>Extra</c> argument is intended for "obscure" options. + Currently the only supported option is <c>netns</c>, which + is only supported on the linux platform.</p> + </desc> + </func> + + <func> + <name name="peername" arity="1" since="OTP @OTP-14831@"/> + <fsummary>Get name of connected socket peer.</fsummary> + <desc> + <p>Returns the address of the peer connected to the socket.</p> + </desc> + </func> + + <func> + <name name="recv" arity="1" since="OTP @OTP-14831@"/> + <name name="recv" arity="2" since="OTP @OTP-14831@"/> + <name name="recv" arity="3" clause_i="1" since="OTP @OTP-14831@"/> + <name name="recv" arity="3" clause_i="2" since="OTP @OTP-14831@"/> + <name name="recv" arity="4" since="OTP @OTP-14831@"/> + <fsummary>Receive a message from a socket.</fsummary> + <desc> + <p>Receive a message from a socket.</p> + <p>There is a special case for the argument <c>Length</c>. + If it is set to zero (0), it means "give me everything you + currently have".</p> + </desc> + </func> + + <func> + <name name="recvfrom" arity="1" since="OTP @OTP-14831@"/> + <name name="recvfrom" arity="2" since="OTP @OTP-14831@"/> + <name name="recvfrom" arity="3" clause_i="1" since="OTP @OTP-14831@"/> + <name name="recvfrom" arity="3" clause_i="2" since="OTP @OTP-14831@"/> + <name name="recvfrom" arity="3" clause_i="3" since="OTP @OTP-14831@"/> + <name name="recvfrom" arity="4" since="OTP @OTP-14831@"/> + <fsummary>Receive a message from a socket.</fsummary> + <desc> + <p>Receive a message from a socket.</p> + <p>This function reads "messages", which means that regardless of + how much we want to read, it returns when we get a message.</p> + <p>The <c>BufSz</c> argument basically defines the size of the + receive buffer. By setting the value to zero (0), the configured + size (setopt with <c>Level</c> = <c>otp</c> and <c>Key</c> = <c>rcvbuf</c>) + is used.</p> + <p>It may be impossible to know what (buffer) size is appropriate + "in advance", and in those cases it may be convenient to use the + (recv) 'peek' flag. When this flag is provided, the message is *not* + "consumed" from the underlying buffers, so another recvfrom call + is needed, possibly with a then adjusted buffer size.</p> + </desc> + </func> + + <func> + <name name="recvmsg" arity="1" since="OTP @OTP-14831@"/> + <name name="recvmsg" arity="2" clause_i="1" since="OTP @OTP-14831@"/> + <name name="recvmsg" arity="2" clause_i="2" since="OTP @OTP-14831@"/> + <name name="recvmsg" arity="3" clause_i="1" since="OTP @OTP-14831@"/> + <name name="recvmsg" arity="3" clause_i="2" since="OTP @OTP-14831@"/> + <name name="recvmsg" arity="5" since="OTP @OTP-14831@"/> + <fsummary>Receive a message from a socket.</fsummary> + <desc> + <p>Receive a message from a socket.</p> + <p>This function reads "messages", which means that regardless of + how much we want to read, it returns when we get a message.</p> + <p>The message will be delivered in the form of a <c>msghdr()</c>, + which may contain the source address (if socket not connected), + a list of <c>cmsghdr_recv()</c> (depends on what socket options have + been set and what the protocol and platform supports) and + also a set of flags, providing further info about the read. </p> + + <p>The <c>BufSz</c> argument basically defines the size of the + receive buffer. By setting the value to zero (0), the configured + size (setopt with <c>Level</c> = <c>otp</c> and <c>Key</c> = <c>rcvbuf</c>) + is used.</p> + + <p>The <c>CtrlSz</c> argument basically defines the size of the + receive buffer for the control messages. + By setting the value to zero (0), the configured size (setopt + with <c>Level</c> = <c>otp</c>) is used.</p> + + <p>It may be impossible to know what (buffer) size is appropriate + "in advance", and in those cases it may be convenient to use the + (recv) 'peek' flag. When this flag is provided, the message is *not* + "consumed" from the underlying buffers, so another recvmsg call + is needed, possibly with a then adjusted buffer size.</p> + </desc> + </func> + + <func> + <name name="send" arity="2" since="OTP @OTP-14831@"/> + <name name="send" arity="3" clause_i="1" since="OTP @OTP-14831@"/> + <name name="send" arity="3" clause_i="2" since="OTP @OTP-14831@"/> + <name name="send" arity="4" since="OTP @OTP-14831@"/> + <fsummary>Send a message on a socket.</fsummary> + <desc> + <p>Send a message on a connected socket.</p> + </desc> + </func> + + <func> + <name name="sendmsg" arity="2" since="OTP @OTP-14831@"/> + <name name="sendmsg" arity="3" clause_i="1" since="OTP @OTP-14831@"/> + <name name="sendmsg" arity="3" clause_i="2" since="OTP @OTP-14831@"/> + <name name="sendmsg" arity="4" since="OTP @OTP-14831@"/> + <fsummary>Send a message on a socket.</fsummary> + <desc> + <p>Send a message on a socket. The destination, if needed + (socket <em>not</em> connected) is provided in the <c>MsgHdr</c>, + which also contains the message to send, + The <c>MsgHdr</c> may also contain an list of optional <c>cmsghdr_send()</c> + (depends on what the protocol and platform supports).</p> + + <p>Unlike the <seealso marker="#send/2"><c>send</c></seealso> function, + this one sends <em>one message</em>. + This means that if, for whatever reason, its not possible to send the + message in one go, the function will instead return with the + <em>remaining</em> data (<c>{ok, Remaining}</c>). Thereby leaving it + up to the caller to decide what to do (retry with the remaining data + of give up). </p> + + </desc> + </func> + + <func> + <name name="sendto" arity="3" since="OTP @OTP-14831@"/> + <name name="sendto" arity="4" clause_i="1" since="OTP @OTP-14831@"/> + <name name="sendto" arity="4" clause_i="2" since="OTP @OTP-14831@"/> + <name name="sendto" arity="5" since="OTP @OTP-14831@"/> + <fsummary>Send a message on a socket.</fsummary> + <desc> + <p>Send a message on a socket, to the specified destination.</p> + </desc> + </func> + + <func> + <name name="setopt" arity="4" clause_i="1" since="OTP @OTP-14831@"/> + <name name="setopt" arity="4" clause_i="2" since="OTP @OTP-14831@"/> + <name name="setopt" arity="4" clause_i="3" since="OTP @OTP-14831@"/> + <name name="setopt" arity="4" clause_i="4" since="OTP @OTP-14831@"/> + <name name="setopt" arity="4" clause_i="5" since="OTP @OTP-14831@"/> + <name name="setopt" arity="4" clause_i="6" since="OTP @OTP-14831@"/> + <name name="setopt" arity="4" clause_i="7" since="OTP @OTP-14831@"/> + <fsummary>Set options on a socket.</fsummary> + <desc> + <p>Set options on a socket.</p> + <p>What properties are valid depend both on <c>Level</c> and on + what kind of socket it is (<c>domain</c>, <c>type</c> and + <c>protocol</c>).</p> + + <p>See the + <seealso marker="socket_usage#socket_options">socket options</seealso> + chapter of the users guide for more info. </p> + + <note><p>Not all options are valid on all platforms. That is, + even if "we" support an option, that does not mean that the + underlying OS does.</p></note> + + <note><p>Sockets are set 'non-blocking' when created, so this option + is *not* available (as it would adversely effect the Erlang VM + to set a socket 'blocking').</p></note> + </desc> + </func> + + <func> + <name name="setopt" arity="4" clause_i="8" since="OTP @OTP-14831@"/> + <fsummary>Set options on a socket.</fsummary> + <desc> + <p>Set options on a socket.</p> + <p>What properties are valid depend both on <c>Level</c> and on + what kind of socket it is (<c>domain</c>, <c>type</c> and + <c>protocol</c>).</p> + + <p>See the + <seealso marker="socket_usage#socket_options">socket options</seealso> + chapter of the users guide for more info. </p> + + <note><p>Not all options are valid on all platforms. That is, + even if "we" support an option, that does not mean that the + underlying OS does.</p></note> + + <note><p>Sockets are set 'non-blocking' when created, so this option + is *not* available (as it would adversely effect the Erlang VM + to set a socket 'blocking').</p></note> + </desc> + </func> + + <func> + <name name="shutdown" arity="2" since="OTP @OTP-14831@"/> + <fsummary>Shut down part of a full-duplex connection.</fsummary> + <desc> + <p>Shut down all or part of a full-duplex connection.</p> + </desc> + </func> + + <func> + <name name="sockname" arity="1" since="OTP @OTP-14831@"/> + <fsummary>Get socket name.</fsummary> + <desc> + <p>Returns the current address to which the socket is bound.</p> + </desc> + </func> + + <func> + <name name="supports" arity="0" since="OTP @OTP-14831@"/> + <name name="supports" arity="1" clause_i="1" since="OTP @OTP-14831@"/> + <name name="supports" arity="1" clause_i="2" since="OTP @OTP-14831@"/> + <name name="supports" arity="1" clause_i="3" since="OTP @OTP-14831@"/> + <name name="supports" arity="1" clause_i="4" since="OTP @OTP-14831@"/> + <name name="supports" arity="2" clause_i="1" since="OTP @OTP-14831@"/> + <name name="supports" arity="2" clause_i="2" since="OTP @OTP-14831@"/> + <name name="supports" arity="2" clause_i="3" since="OTP @OTP-14831@"/> + <name name="supports" arity="2" clause_i="4" since="OTP @OTP-14831@"/> + <name name="supports" arity="2" clause_i="5" since="OTP @OTP-14831@"/> + <name name="supports" arity="2" clause_i="6" since="OTP @OTP-14831@"/> + <name name="supports" arity="2" clause_i="7" since="OTP @OTP-14831@"/> + <name name="supports" arity="3" clause_i="1" since="OTP @OTP-14831@"/> + <name name="supports" arity="3" clause_i="2" since="OTP @OTP-14831@"/> + <name name="supports" arity="3" clause_i="3" since="OTP @OTP-14831@"/> + <name name="supports" arity="3" clause_i="4" since="OTP @OTP-14831@"/> + <name name="supports" arity="3" clause_i="5" since="OTP @OTP-14831@"/> + <name name="supports" arity="3" clause_i="6" since="OTP @OTP-14831@"/> + <name name="supports" arity="3" clause_i="7" since="OTP @OTP-14831@"/> + <fsummary>Report info about what the platform supports.</fsummary> + <desc> + <p>This function intends to retreive information about what the + platform supports. Such as if SCTP is supported. Or which socket + options are supported. </p> + </desc> + </func> + + </funcs> + <section> + <title>Examples</title> + <marker id="examples"></marker> + <code type="none"> +client(Addr, SAddr, SPort) -> + {ok, Sock} = socket:open(inet, stream, tcp), + {ok, _} = socket:bind(Sock, #{family => inet, + addr => Addr}), + ok = socket:connect(Sock, #{family => inet, + addr => SAddr, + port => SPort}), + Msg = list_to_binary("hello"), + ok = socket:send(Sock, Msg), + ok = socket:shutdown(Sock, write), + {ok, Msg} = socket:recv(Sock), + ok = socket:close(Sock). + +server(Addr, Port) -> + {ok, LSock} = socket:open(inet, stream, tcp), + {ok, _} = socket:bind(LSock, #{family => inet, + port => Port, + addr => Addr}), + ok = socket:listen(LSock), + {ok, Sock} = socket:accept(LSock), + {ok, Msg} = socket:recv(Sock), + ok = socket:send(Sock, Msg), + ok = socket:shutdown(Sock, write), + ok = socket:close(Sock), + ok = socket:close(LSock). + </code> + </section> +</erlref> + diff --git a/erts/doc/src/socket_usage.xml b/erts/doc/src/socket_usage.xml new file mode 100644 index 0000000000..e0f006e618 --- /dev/null +++ b/erts/doc/src/socket_usage.xml @@ -0,0 +1,773 @@ +<?xml version="1.0" encoding="utf-8" ?> +<!DOCTYPE chapter SYSTEM "chapter.dtd"> + +<chapter> + <header> + <copyright> + <year>2018</year><year>2019</year> + <holder>Ericsson AB. All Rights Reserved.</holder> + </copyright> + <legalnotice> + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + + </legalnotice> + + <title>Socket Usage</title> + <prepared>Micael Karlberg</prepared> + <docno></docno> + <date>2018-07-17</date> + <rev>PA1</rev> + <file>socket_usage.xml</file> + </header> + + <section> + <title>Introduction</title> + <p>The socket interface (module) is basically an "thin" layer on top of + the OS socket interface. It is assumed that, unless you have special needs, + gen_[tcp|udp|sctp] should be sufficent. </p> + <p>Note that just because we have a documented and described option, + it does <em>not</em> mean that the OS supports it. So its recommended + that the user reads the platform specific documentation for the + option used. </p> + </section> + + <section> + <marker id="socket_options"></marker> + <title>Socket Options</title> + + <p>Options for level <c>otp</c>: </p> + <table> + <row> + <cell><em>Option Name</em></cell> + <cell><em>Value Type</em></cell> + <cell><em>Set</em></cell> + <cell><em>Get</em></cell> + <cell><em>Other Requirements and comments</em></cell> + </row> + <row> + <cell>assoc_id</cell> + <cell>integer()</cell> + <cell>no</cell> + <cell>yes</cell> + <cell>type = seqpacket, protocol = sctp, is an association</cell> + </row> + <row> + <cell>debug</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>iow</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>controlling_process</cell> + <cell>pid()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>rcvbuf</cell> + <cell>default | pos_integer() | {pos_integer(), pos_ineteger()}</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>'default' only valid for set. + The tuple form is only valid for type 'stream' and protocol 'tcp'.</cell> + </row> + <row> + <cell>rcvctrlbuf</cell> + <cell>default | pos_integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>default only valid for set</cell> + </row> + <row> + <cell>sndctrlbuf</cell> + <cell>default | pos_integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>default only valid for set</cell> + </row> + <row> + <cell>fd</cell> + <cell>integer()</cell> + <cell>no</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <tcaption>option levels</tcaption> + </table> + + <p>Options for level <c>socket</c>: </p> + <table> + <row> + <cell><em>Option Name</em></cell> + <cell><em>Value Type</em></cell> + <cell><em>Set</em></cell> + <cell><em>Get</em></cell> + <cell><em>Other Requirements and comments</em></cell> + </row> + <row> + <cell>acceptcon</cell> + <cell>boolean()</cell> + <cell>no</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>bindtodevice</cell> + <cell>string()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>broadcast</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = dgram</cell> + </row> + <row> + <cell>debug</cell> + <cell>integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>requires admin capability</cell> + </row> + <row> + <cell>domain</cell> + <cell>domain()</cell> + <cell>no</cell> + <cell>yes</cell> + <cell><em>Not</em> on FreeBSD (for instance)</cell> + </row> + <row> + <cell>dontroute</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>keepalive</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>linger</cell> + <cell>abort | linger()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>oobinline</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>peek_off</cell> + <cell>integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>domain = local (unix)</cell> + </row> + <row> + <cell>priority</cell> + <cell>integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>protocol</cell> + <cell>protocol()</cell> + <cell>no</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>rcvbuf</cell> + <cell>non_neg_integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>rcvlowat</cell> + <cell>non_neg_integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>rcvtimeo</cell> + <cell>timeval()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>reuseaddr</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>reuseport</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>domain = inet | inet6</cell> + </row> + <row> + <cell>sndbuf</cell> + <cell>non_neg_integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>sndlowat</cell> + <cell>non_neg_integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>not changeable on Linux</cell> + </row> + <row> + <cell>sndtimeo</cell> + <cell>timeval()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>timestamp</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>type</cell> + <cell>type()</cell> + <cell>no</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <tcaption>socket options</tcaption> + </table> + + <p>Options for level <c>ip</c>: </p> + <table> + <row> + <cell><em>Option Name</em></cell> + <cell><em>Value Type</em></cell> + <cell><em>Set</em></cell> + <cell><em>Get</em></cell> + <cell><em>Other Requirements and comments</em></cell> + </row> + <row> + <cell>add_membership</cell> + <cell>ip_mreq()</cell> + <cell>yes</cell> + <cell>no</cell> + <cell>none</cell> + </row> + <row> + <cell>add_source_membership</cell> + <cell>ip_mreq_source()</cell> + <cell>yes</cell> + <cell>no</cell> + <cell>none</cell> + </row> + <row> + <cell>block_source</cell> + <cell>ip_mreq_source()</cell> + <cell>yes</cell> + <cell>no</cell> + <cell>none</cell> + </row> + <row> + <cell>drop_membership</cell> + <cell>ip_mreq()</cell> + <cell>yes</cell> + <cell>no</cell> + <cell>none</cell> + </row> + <row> + <cell>drop_source_membership</cell> + <cell>ip_mreq_source()</cell> + <cell>yes</cell> + <cell>no</cell> + <cell>none</cell> + </row> + <row> + <cell>freebind</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>hdrincl</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = raw</cell> + </row> + <row> + <cell>minttl</cell> + <cell>integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = raw</cell> + </row> + <row> + <cell>msfilter</cell> + <cell>null | ip_msfilter()</cell> + <cell>yes</cell> + <cell>no</cell> + <cell>none</cell> + </row> + <row> + <cell>mtu</cell> + <cell>integer()</cell> + <cell>no</cell> + <cell>yes</cell> + <cell>type = raw</cell> + </row> + <row> + <cell>mtu_discover</cell> + <cell>ip_pmtudisc()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>multicast_all</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>multicast_if</cell> + <cell>any | ip4_address()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>multicast_loop</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>multicast_ttl</cell> + <cell>uint8()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>nodefrag</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = raw</cell> + </row> + <row> + <cell>pktinfo</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = dgram</cell> + </row> + <row> + <cell>recvdstaddr</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = dgram</cell> + </row> + <row> + <cell>recverr</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>recvif</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = dgram | raw</cell> + </row> + <row> + <cell>recvopts</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type =/= stream</cell> + </row> + <row> + <cell>recvorigdstaddr</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>recvttl</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type =/= stream</cell> + </row> + <row> + <cell>retopts</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type =/= stream</cell> + </row> + <row> + <cell>router_alert</cell> + <cell>integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = raw</cell> + </row> + <row> + <cell>sendsrcaddr</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>tos</cell> + <cell>ip_tos()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>some high-priority levels may require superuser capability</cell> + </row> + <row> + <cell>transparent</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>requires admin capability</cell> + </row> + <row> + <cell>ttl</cell> + <cell>integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>unblock_source</cell> + <cell>ip_mreq_source()</cell> + <cell>yes</cell> + <cell>no</cell> + <cell>none</cell> + </row> + <tcaption>ip options</tcaption> + </table> + + <p>Options for level <c>ipv6</c>: </p> + <table> + <row> + <cell><em>Option Name</em></cell> + <cell><em>Value Type</em></cell> + <cell><em>Set</em></cell> + <cell><em>Get</em></cell> + <cell><em>Other Requirements and comments</em></cell> + </row> + <row> + <cell>addrform</cell> + <cell>inet</cell> + <cell>yes</cell> + <cell>no</cell> + <cell>allowed only for IPv6 sockets that are connected and bound to a + v4-mapped-on-v6 address</cell> + </row> + <row> + <cell>add_membership</cell> + <cell>ipv6_mreq()</cell> + <cell>yes</cell> + <cell>no</cell> + <cell>none</cell> + </row> + <row> + <cell>authhdr</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = dgram | raw, obsolete?</cell> + </row> + <row> + <cell>drop_membership</cell> + <cell>ipv6_mreq()</cell> + <cell>yes</cell> + <cell>no</cell> + <cell>none</cell> + </row> + <row> + <cell>dstopts</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = dgram | raw, requires superuser privileges to update</cell> + </row> + <row> + <cell>flowinfo</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = dgram | raw, requires superuser privileges to update</cell> + </row> + <row> + <cell>hoplimit</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = dgram | raw, requires superuser privileges to update</cell> + </row> + <row> + <cell>hopopts</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = dgram | raw, requires superuser privileges to update</cell> + </row> + <row> + <cell>mtu</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>Get: Only after the socket has been connected</cell> + </row> + <row> + <cell>mtu_discover</cell> + <cell>ipv6_pmtudisc()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>multicast_hops</cell> + <cell>default | uint8()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>multicast_if</cell> + <cell>integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = dgram | raw</cell> + </row> + <row> + <cell>multicast_loop</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>recverr</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>recvpktinfo | pktinfo</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = dgram | raw</cell> + </row> + <row> + <cell>router_alert</cell> + <cell>integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = raw</cell> + </row> + <row> + <cell>rthdr</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>type = dgram | raw, requires superuser privileges to update</cell> + </row> + <row> + <cell>unicast_hops</cell> + <cell>default | uint8()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>v6only</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>no</cell> + <cell>none</cell> + </row> + <tcaption>ipv6 options</tcaption> + </table> + + <p>Options for level <c>tcp</c>: </p> + <table> + <row> + <cell><em>Option Name</em></cell> + <cell><em>Value Type</em></cell> + <cell><em>Set</em></cell> + <cell><em>Get</em></cell> + <cell><em>Other Requirements and comments</em></cell> + </row> + <row> + <cell>congestion</cell> + <cell>string()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>maxseg</cell> + <cell>integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>nodelay</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <tcaption>tcp options</tcaption> + </table> + + <p>Options for level <c>udp</c>: </p> + <table> + <row> + <cell><em>Option Name</em></cell> + <cell><em>Value Type</em></cell> + <cell><em>Set</em></cell> + <cell><em>Get</em></cell> + <cell><em>Other Requirements and comments</em></cell> + </row> + <row> + <cell>cork</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <tcaption>udp options</tcaption> + </table> + + <p>Options for level <c>sctp</c>: </p> + <table> + <row> + <cell><em>Option Name</em></cell> + <cell><em>Value Type</em></cell> + <cell><em>Set</em></cell> + <cell><em>Get</em></cell> + <cell><em>Other Requirements and comments</em></cell> + </row> + <row> + <cell>associnfo</cell> + <cell>sctp_assocparams()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>autoclose</cell> + <cell>non_neg_integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>disable_fragments</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>events</cell> + <cell>sctp_event_subscribe()</cell> + <cell>yes</cell> + <cell>no</cell> + <cell>none</cell> + </row> + <row> + <cell>initmsg</cell> + <cell>sctp_initmsg()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>maxseg</cell> + <cell>non_neg_integer()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>nodelay</cell> + <cell>boolean()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <row> + <cell>rtoinfo</cell> + <cell>sctp_rtoinfo()</cell> + <cell>yes</cell> + <cell>yes</cell> + <cell>none</cell> + </row> + <tcaption>sctp options</tcaption> + </table> + + </section> +</chapter> + diff --git a/erts/doc/src/specs.xml b/erts/doc/src/specs.xml index 0b943e6295..68fab5edf1 100644 --- a/erts/doc/src/specs.xml +++ b/erts/doc/src/specs.xml @@ -5,6 +5,8 @@ <xi:include href="../specs/specs_erl_tracer.xml"/> <xi:include href="../specs/specs_init.xml"/> <xi:include href="../specs/specs_persistent_term.xml"/> + <xi:include href="../specs/specs_socket.xml"/> + <xi:include href="../specs/specs_net.xml"/> <xi:include href="../specs/specs_zlib.xml"/> <xi:include href="../specs/specs_atomics.xml"/> <xi:include href="../specs/specs_counters.xml"/> diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in index b74f8371f5..21351df656 100644 --- a/erts/emulator/Makefile.in +++ b/erts/emulator/Makefile.in @@ -1,7 +1,8 @@ + # # %CopyrightBegin% # -# Copyright Ericsson AB 1996-2018. All Rights Reserved. +# Copyright Ericsson AB 1996-2019. All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. @@ -266,7 +267,6 @@ DEXPORT = @DEXPORT@ RANLIB = @RANLIB@ STRIP = strip PERL = @PERL@ -RM = @RM@ MKDIR = @MKDIR@ USING_MINGW=@MIXED_CYGWIN_MINGW@ @@ -467,13 +467,13 @@ $(ERTS_LIB): .PHONY: clean clean: - $(RM) -f $(GENERATE) - $(RM) -rf $(TARGET)/*.c $(TARGET)/*.h $(TARGET)/*-GENERATED - $(RM) -rf $(TARGET)/*/* - $(RM) -rf obj/$(TARGET) - $(RM) -rf pcre/obj/$(TARGET) $(PCRE_GENINC) - $(RM) -rf zlib/obj/$(TARGET) - $(RM) -rf bin/$(TARGET) + $(RM) $(GENERATE) + $(RM) -r $(TARGET)/*.c $(TARGET)/*.h $(TARGET)/*-GENERATED + $(RM) -r $(TARGET)/*/* + $(RM) -r obj/$(TARGET) + $(RM) -r pcre/obj/$(TARGET) $(PCRE_GENINC) + $(RM) -r zlib/obj/$(TARGET) + $(RM) -r bin/$(TARGET) cd $(ERTS_LIB_DIR) && $(MAKE) clean .PHONY: docs @@ -641,6 +641,8 @@ PRELOAD_BEAM = $(ERL_TOP)/erts/preloaded/ebin/erts_code_purger.beam \ $(ERL_TOP)/erts/preloaded/ebin/prim_inet.beam \ $(ERL_TOP)/erts/preloaded/ebin/prim_file.beam \ $(ERL_TOP)/erts/preloaded/ebin/zlib.beam \ + $(ERL_TOP)/erts/preloaded/ebin/socket.beam \ + $(ERL_TOP)/erts/preloaded/ebin/net.beam \ $(ERL_TOP)/erts/preloaded/ebin/prim_zip.beam \ $(ERL_TOP)/erts/preloaded/ebin/erl_prim_loader.beam \ $(ERL_TOP)/erts/preloaded/ebin/erlang.beam \ @@ -833,6 +835,18 @@ EMU_OBJS = \ $(OBJDIR)/beam_catches.o $(OBJDIR)/code_ix.o \ $(OBJDIR)/beam_ranges.o +ifneq ($(TARGET), win32) +# These are *currently* only needed for non-win32, +# since the nif-functions for socket and net are basically +# stubbed with notsup in the win32 case. +ESOCK_RUN_OBJS = \ + $(OBJDIR)/socket_dbg.o \ + $(OBJDIR)/socket_tarray.o \ + $(OBJDIR)/socket_util.o +else +ESOCK_RUN_OBJS = +endif + RUN_OBJS += \ $(OBJDIR)/erl_alloc.o $(OBJDIR)/erl_mtrace.o \ $(OBJDIR)/erl_alloc_util.o $(OBJDIR)/erl_goodfit_alloc.o \ @@ -865,7 +879,7 @@ RUN_OBJS += \ $(OBJDIR)/register.o $(OBJDIR)/break.o \ $(OBJDIR)/erl_async.o $(OBJDIR)/erl_lock_check.o \ $(OBJDIR)/erl_gc.o $(OBJDIR)/erl_lock_count.o \ - $(OBJDIR)/erl_posix_str.o \ + $(OBJDIR)/erl_posix_str.o \ $(OBJDIR)/erl_bits.o $(OBJDIR)/erl_math.o \ $(OBJDIR)/erl_fun.o $(OBJDIR)/erl_bif_port.o \ $(OBJDIR)/erl_term.o $(OBJDIR)/erl_node_tables.o \ @@ -879,14 +893,18 @@ RUN_OBJS += \ $(OBJDIR)/erl_thr_queue.o $(OBJDIR)/erl_sched_spec_pre_alloc.o \ $(OBJDIR)/erl_ptab.o $(OBJDIR)/erl_map.o \ $(OBJDIR)/erl_msacc.o $(OBJDIR)/erl_lock_flags.o \ - $(OBJDIR)/erl_io_queue.o $(OBJDIR)/erl_db_catree.o + $(OBJDIR)/erl_io_queue.o $(OBJDIR)/erl_db_catree.o \ + $(ESOCK_RUN_OBJS) LTTNG_OBJS = $(OBJDIR)/erlang_lttng.o + NIF_OBJS = \ - $(OBJDIR)/erl_tracer_nif.o \ - $(OBJDIR)/prim_buffer_nif.o \ - $(OBJDIR)/prim_file_nif.o \ - $(OBJDIR)/zlib_nif.o + $(OBJDIR)/erl_tracer_nif.o \ + $(OBJDIR)/prim_buffer_nif.o \ + $(OBJDIR)/prim_file_nif.o \ + $(OBJDIR)/zlib_nif.o \ + $(OBJDIR)/socket_nif.o \ + $(OBJDIR)/net_nif.o ifeq ($(TARGET),win32) DRV_OBJS = \ @@ -1147,7 +1165,15 @@ endif BEAM_SRC=$(wildcard beam/*.c) DRV_COMMON_SRC=$(wildcard drivers/common/*.c) DRV_OSTYPE_SRC=$(wildcard drivers/$(ERLANG_OSTYPE)/*.c) +ifeq ($(TARGET), win32) +# These are *currently* only needed for non-win32, +# since the nif-functions for socket and net are basically +# stubbed with badarg in the win32 case. +NIF_SOCKET_UTILS_SRC=$(filter-out nifs/common/socket_nif.c, $(wildcard nifs/common/socket_*.c)) +NIF_COMMON_SRC=$(filter-out $(NIF_SOCKET_UTILS_SRC), $(wildcard nifs/common/*.c)) +else NIF_COMMON_SRC=$(wildcard nifs/common/*.c) +endif NIF_OSTYPE_SRC=$(wildcard nifs/$(ERLANG_OSTYPE)/*.c) ALL_SYS_SRC=$(wildcard sys/$(ERLANG_OSTYPE)/*.c) $(wildcard sys/common/*.c) # We use $(shell ls) here instead of wildcard as $(wildcard ) resolved at diff --git a/erts/emulator/beam/arith_instrs.tab b/erts/emulator/beam/arith_instrs.tab index 574fceec5b..5f23b2c168 100644 --- a/erts/emulator/beam/arith_instrs.tab +++ b/erts/emulator/beam/arith_instrs.tab @@ -116,6 +116,17 @@ increment.execute(IncrementVal, Dst) { i_times(Fail, Op1, Op2, Dst) { Eterm op1 = $Op1; Eterm op2 = $Op2; +#ifdef HAVE_OVERFLOW_CHECK_BUILTINS + if (ERTS_LIKELY(is_both_small(op1, op2))) { + Sint a = signed_val(op1); + Sint b = signed_val(op2); + Sint res; + if (ERTS_LIKELY(!__builtin_mul_overflow(a, b, &res) && IS_SSMALL(res))) { + $Dst = make_small(res); + $NEXT0(); + } + } +#endif $OUTLINED_ARITH_2($Fail, mixed_times, BIF_stimes_2, op1, op2, $Dst); } diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index 4ef06464f4..04a2a83123 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -322,19 +322,19 @@ void** beam_ops; #define Arg(N) I[(N)+1] -#define GetR(pos, tr) \ +#define GetSource(raw, dst) \ do { \ - tr = Arg(pos); \ - switch (loader_tag(tr)) { \ + dst = raw; \ + switch (loader_tag(dst)) { \ case LOADER_X_REG: \ - tr = x(loader_x_reg_index(tr)); \ + dst = x(loader_x_reg_index(dst)); \ break; \ case LOADER_Y_REG: \ - ASSERT(loader_y_reg_index(tr) >= 1); \ - tr = y(loader_y_reg_index(tr)); \ + ASSERT(loader_y_reg_index(dst) >= 1); \ + dst = y(loader_y_reg_index(dst)); \ break; \ } \ - CHECK_TERM(tr); \ + CHECK_TERM(dst); \ } while (0) #define PUT_TERM_REG(term, desc) \ @@ -885,19 +885,22 @@ void process_main(Eterm * x_reg_array, FloatDef* f_reg_array) #include "beam_warm.h" OpCase(normal_exit): { - SWAPOUT; + HEAVY_SWAPOUT; c_p->freason = EXC_NORMAL; c_p->arity = 0; /* In case this process will ever be garbed again. */ ERTS_UNREQ_PROC_MAIN_LOCK(c_p); erts_do_exit_process(c_p, am_normal); ERTS_REQ_PROC_MAIN_LOCK(c_p); + HEAVY_SWAPIN; goto do_schedule; } OpCase(continue_exit): { + HEAVY_SWAPOUT; ERTS_UNREQ_PROC_MAIN_LOCK(c_p); erts_continue_exit_process(c_p); ERTS_REQ_PROC_MAIN_LOCK(c_p); + HEAVY_SWAPIN; goto do_schedule; } diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c index 7ff55e8927..0ad5329b2f 100644 --- a/erts/emulator/beam/beam_load.c +++ b/erts/emulator/beam/beam_load.c @@ -1425,7 +1425,7 @@ load_atom_table(LoaderState* stp, ErtsAtomEncoding enc) ap = atom_tab(atom_val(stp->atom[1])); sys_memcpy(sbuf, ap->name, ap->len); sbuf[ap->len] = '\0'; - LoadError1(stp, "module name in object code is %s", sbuf); + LoadError1(stp, "BEAM file exists but it defines a module named %s", sbuf); } return 1; @@ -2970,6 +2970,8 @@ load_code(LoaderState* stp) #define succ(St, X, Y) ((X).type == (Y).type && (X).val + 1 == (Y).val) #define succ2(St, X, Y) ((X).type == (Y).type && (X).val + 2 == (Y).val) #define succ3(St, X, Y) ((X).type == (Y).type && (X).val + 3 == (Y).val) +#define succ4(St, X, Y) ((X).type == (Y).type && (X).val + 4 == (Y).val) + #ifdef NO_FPE_SIGNALS #define no_fpe_signals(St) 1 @@ -2986,6 +2988,35 @@ compiled_with_otp_20_or_higher(LoaderState* stp) } /* + * Predicate that tests whether the following two moves are independent: + * + * move Src1 Dst1 + * move Src2 Dst2 + * + */ +static int +independent_moves(LoaderState* stp, GenOpArg Src1, GenOpArg Dst1, + GenOpArg Src2, GenOpArg Dst2) +{ + return (Src1.type != Dst2.type || Src1.val != Dst2.val) && + (Src2.type != Dst1.type || Src2.val != Dst1.val) && + (Dst1.type != Dst2.type ||Dst1.val != Dst2.val); +} + +/* + * Predicate that tests that two registers are distinct. + * + * move Src1 Dst1 + * move Src2 Dst2 + * + */ +static int +distinct(LoaderState* stp, GenOpArg Reg1, GenOpArg Reg2) +{ + return Reg1.type != Reg2.type || Reg1.val != Reg2.val; +} + +/* * Predicate that tests whether a jump table can be used. */ @@ -3264,11 +3295,11 @@ gen_get_integer2(LoaderState* stp, GenOpArg Fail, GenOpArg Ms, GenOpArg Live, } else { op->op = genop_i_bs_get_integer_6; op->arity = 6; - op->a[0] = Fail; - op->a[1] = Live; - op->a[2].type = TAG_u; - op->a[2].val = (Unit.val << 3) | Flags.val; - op->a[3] = Ms; + op->a[0] = Ms; + op->a[1] = Fail; + op->a[2] = Live; + op->a[3].type = TAG_u; + op->a[3].val = (Unit.val << 3) | Flags.val; op->a[4] = Size; op->a[5] = Dst; op->next = NULL; @@ -3301,8 +3332,8 @@ gen_get_binary2(LoaderState* stp, GenOpArg Fail, GenOpArg Ms, GenOpArg Live, } else { op->op = genop_i_bs_get_binary_all2_5; op->arity = 5; - op->a[0] = Fail; - op->a[1] = Ms; + op->a[0] = Ms; + op->a[1] = Fail; op->a[2] = Live; op->a[3] = Unit; op->a[4] = Dst; @@ -3310,8 +3341,8 @@ gen_get_binary2(LoaderState* stp, GenOpArg Fail, GenOpArg Ms, GenOpArg Live, } else if (Size.type == TAG_i) { op->op = genop_i_bs_get_binary_imm2_6; op->arity = 6; - op->a[0] = Fail; - op->a[1] = Ms; + op->a[0] = Ms; + op->a[1] = Fail; op->a[2] = Live; op->a[3].type = TAG_u; if (!safe_mul(Size.val, Unit.val, &op->a[3].val)) { @@ -3331,8 +3362,8 @@ gen_get_binary2(LoaderState* stp, GenOpArg Fail, GenOpArg Ms, GenOpArg Live, } else { op->op = genop_i_bs_get_binary_imm2_6; op->arity = 6; - op->a[0] = Fail; - op->a[1] = Ms; + op->a[0] = Ms; + op->a[1] = Fail; op->a[2] = Live; op->a[3].type = TAG_u; if (!safe_mul(bigval, Unit.val, &op->a[3].val)) { @@ -3344,8 +3375,8 @@ gen_get_binary2(LoaderState* stp, GenOpArg Fail, GenOpArg Ms, GenOpArg Live, } else { op->op = genop_i_bs_get_binary2_6; op->arity = 6; - op->a[0] = Fail; - op->a[1] = Ms; + op->a[0] = Ms; + op->a[1] = Fail; op->a[2] = Live; op->a[3] = Size; op->a[4].type = TAG_u; @@ -3378,8 +3409,8 @@ gen_put_binary(LoaderState* stp, GenOpArg Fail,GenOpArg Size, if (Size.type == TAG_a && Size.val == am_all) { op->op = genop_i_new_bs_put_binary_all_3; op->arity = 3; - op->a[0] = Fail; - op->a[1] = Src; + op->a[0] = Src; + op->a[1] = Fail; op->a[2] = Unit; } else if (Size.type == TAG_i) { op->op = genop_i_new_bs_put_binary_imm_3; @@ -3389,10 +3420,33 @@ gen_put_binary(LoaderState* stp, GenOpArg Fail,GenOpArg Size, if (safe_mul(Size.val, Unit.val, &op->a[1].val)) { op->a[2] = Src; } else { + error: op->op = genop_badarg_1; op->arity = 1; op->a[0] = Fail; } + } else if (Size.type == TAG_q) { +#ifdef ARCH_64 + /* + * There is no way that this binary would fit in memory. + */ + goto error; +#else + Eterm big = stp->literals[Size.val].term; + Uint bigval; + Uint size; + + if (!term_to_Uint(big, &bigval) || + !safe_mul(bigval, Unit.val, &size)) { + goto error; + } + op->op = genop_i_new_bs_put_binary_imm_3; + op->arity = 3; + op->a[0] = Fail; + op->a[1].type = TAG_u; + op->a[1].val = size; + op->a[2] = Src; +#endif } else { op->op = genop_i_new_bs_put_binary_4; op->arity = 4; @@ -3417,11 +3471,8 @@ gen_put_integer(LoaderState* stp, GenOpArg Fail, GenOpArg Size, NATIVE_ENDIAN(Flags); /* Negative size must fail */ if (Size.type == TAG_i) { - op->op = genop_i_new_bs_put_integer_imm_4; - op->arity = 4; - op->a[0] = Fail; - op->a[1].type = TAG_u; - if (!safe_mul(Size.val, Unit.val, &op->a[1].val)) { + Uint size; + if (!safe_mul(Size.val, Unit.val, &size)) { error: op->op = genop_badarg_1; op->arity = 1; @@ -3429,26 +3480,31 @@ gen_put_integer(LoaderState* stp, GenOpArg Fail, GenOpArg Size, op->next = NULL; return op; } - op->a[1].val = Size.val * Unit.val; - op->a[2].type = Flags.type; - op->a[2].val = (Flags.val & 7); - op->a[3] = Src; + op->op = genop_i_new_bs_put_integer_imm_4; + op->arity = 4; + op->a[0] = Src; + op->a[1] = Fail; + op->a[2].type = TAG_u; + op->a[2].val = size; + op->a[3].type = Flags.type; + op->a[3].val = (Flags.val & 7); } else if (Size.type == TAG_q) { Eterm big = stp->literals[Size.val].term; Uint bigval; + Uint size; - if (!term_to_Uint(big, &bigval)) { + if (!term_to_Uint(big, &bigval) || + !safe_mul(bigval, Unit.val, &size)) { goto error; - } else { - op->op = genop_i_new_bs_put_integer_imm_4; - op->arity = 4; - op->a[0] = Fail; - op->a[1].type = TAG_u; - op->a[1].val = bigval * Unit.val; - op->a[2].type = Flags.type; - op->a[2].val = (Flags.val & 7); - op->a[3] = Src; } + op->op = genop_i_new_bs_put_integer_imm_4; + op->arity = 4; + op->a[0] = Src; + op->a[1] = Fail; + op->a[2].type = TAG_u; + op->a[2].val = size; + op->a[3].type = Flags.type; + op->a[3].val = (Flags.val & 7); } else { op->op = genop_i_new_bs_put_integer_4; op->arity = 4; @@ -3510,8 +3566,8 @@ gen_get_float2(LoaderState* stp, GenOpArg Fail, GenOpArg Ms, GenOpArg Live, NATIVE_ENDIAN(Flags); op->op = genop_i_bs_get_float2_6; op->arity = 6; - op->a[0] = Fail; - op->a[1] = Ms; + op->a[0] = Ms; + op->a[1] = Fail; op->a[2] = Live; op->a[3] = Size; op->a[4].type = TAG_u; @@ -3534,10 +3590,22 @@ gen_skip_bits2(LoaderState* stp, GenOpArg Fail, GenOpArg Ms, NATIVE_ENDIAN(Flags); NEW_GENOP(stp, op); if (Size.type == TAG_a && Size.val == am_all) { - op->op = genop_i_bs_skip_bits_all2_3; + /* + * This kind of skip instruction will only be found in modules + * compiled before OTP 19. From OTP 19, the compiler generates + * a test_unit instruction of a bs_skip at the end of a + * binary. + * + * It is safe to replace the skip instruction with a test_unit + * instruction, because the position will never be used again. + * If the match context itself is used again, it will be used by + * a bs_restore2 instruction which will overwrite the position + * by one of the stored positions. + */ + op->op = genop_bs_test_unit_3; op->arity = 3; op->a[0] = Fail; - op->a[1] = Ms; + op->a[1] = Ms; op->a[2] = Unit; } else if (Size.type == TAG_i) { op->op = genop_i_bs_skip_bits_imm2_3; @@ -3570,9 +3638,9 @@ gen_skip_bits2(LoaderState* stp, GenOpArg Fail, GenOpArg Ms, } else { op->op = genop_i_bs_skip_bits2_4; op->arity = 4; - op->a[0] = Fail; - op->a[1] = Ms; - op->a[2] = Size; + op->a[0] = Ms; + op->a[1] = Size; + op->a[2] = Fail; op->a[3] = Unit; } op->next = NULL; @@ -6108,7 +6176,8 @@ erts_release_literal_area(ErtsLiteralArea* literal_area) } default: ASSERT(is_external_header(oh->thing_word)); - erts_deref_node_entry(((ExternalThing*)oh)->node); + erts_deref_node_entry(((ExternalThing*)oh)->node, + make_boxed(&oh->thing_word)); } oh = oh->next; } diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index ff7db0e742..c102ddbee6 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -184,7 +184,7 @@ BIF_RETTYPE link_1(BIF_ALIST_1) DistEntry *dep; ErtsLink *lnk; int code; - ErtsDSigData dsd; + ErtsDSigSendContext ctx; dep = external_pid_dist_entry(BIF_ARG_1); if (dep == erts_this_dist_entry) @@ -201,9 +201,9 @@ BIF_RETTYPE link_1(BIF_ALIST_1) ldp = erts_link_to_data(lnk); - code = erts_dsig_prepare(&dsd, dep, BIF_P, + code = erts_dsig_prepare(&ctx, dep, BIF_P, ERTS_PROC_LOCK_MAIN, - ERTS_DSP_RLOCK, 0, 1); + ERTS_DSP_RLOCK, 0, 1, 1); switch (code) { case ERTS_DSIG_PREP_NOT_ALIVE: case ERTS_DSIG_PREP_NOT_CONNECTED: @@ -222,9 +222,10 @@ BIF_RETTYPE link_1(BIF_ALIST_1) ASSERT(inserted); (void)inserted; erts_de_runlock(dep); - code = erts_dsig_send_link(&dsd, BIF_P->common.id, BIF_ARG_1); + code = erts_dsig_send_link(&ctx, BIF_P->common.id, BIF_ARG_1); if (code == ERTS_DSIG_SEND_YIELD) ERTS_BIF_YIELD_RETURN(BIF_P, am_true); + ASSERT(code == ERTS_DSIG_SEND_OK); BIF_RET(am_true); break; } @@ -306,7 +307,7 @@ demonitor(Process *c_p, Eterm ref, Eterm *multip) DistEntry *dep; int code = ERTS_DSIG_SEND_OK; int deleted; - ErtsDSigData dsd; + ErtsDSigSendContext ctx; ASSERT(is_external_pid(to) || is_node_name_atom(to)); @@ -322,8 +323,8 @@ demonitor(Process *c_p, Eterm ref, Eterm *multip) } } - code = erts_dsig_prepare(&dsd, dep, c_p, ERTS_PROC_LOCK_MAIN, - ERTS_DSP_RLOCK, 0, 0); + code = erts_dsig_prepare(&ctx, dep, c_p, ERTS_PROC_LOCK_MAIN, + ERTS_DSP_RLOCK, 0, 1, 0); deleted = erts_monitor_dist_delete(&mdp->target); @@ -352,8 +353,8 @@ demonitor(Process *c_p, Eterm ref, Eterm *multip) * monitor list since in case of monitor name * the atom is stored there. Yield if necessary. */ - code = erts_dsig_send_demonitor(&dsd, c_p->common.id, - watched, mdp->ref, 0); + code = erts_dsig_send_demonitor(&ctx, c_p->common.id, + watched, mdp->ref); break; } @@ -533,7 +534,7 @@ BIF_RETTYPE monitor_2(BIF_ALIST_2) } if (is_external_pid(target)) { - ErtsDSigData dsd; + ErtsDSigSendContext ctx; int code; dep = external_pid_dist_entry(target); @@ -551,9 +552,9 @@ BIF_RETTYPE monitor_2(BIF_ALIST_2) BIF_P->common.id, id, name); erts_monitor_tree_insert(&ERTS_P_MONITORS(BIF_P), &mdp->origin); - code = erts_dsig_prepare(&dsd, dep, + code = erts_dsig_prepare(&ctx, dep, BIF_P, ERTS_PROC_LOCK_MAIN, - ERTS_DSP_RLOCK, 0, 1); + ERTS_DSP_RLOCK, 0, 1, 1); switch (code) { case ERTS_DSIG_PREP_NOT_ALIVE: case ERTS_DSIG_PREP_NOT_CONNECTED: @@ -568,7 +569,7 @@ BIF_RETTYPE monitor_2(BIF_ALIST_2) ASSERT(inserted); (void)inserted; erts_de_runlock(dep); - code = erts_dsig_send_monitor(&dsd, BIF_P->common.id, target, ref); + code = erts_dsig_send_monitor(&ctx, BIF_P->common.id, target, ref); break; } @@ -914,7 +915,7 @@ BIF_RETTYPE unlink_1(BIF_ALIST_1) ErtsLinkData *ldp; DistEntry *dep; int code; - ErtsDSigData dsd; + ErtsDSigSendContext ctx; dep = external_pid_dist_entry(BIF_ARG_1); if (dep == erts_this_dist_entry) @@ -932,15 +933,15 @@ BIF_RETTYPE unlink_1(BIF_ALIST_1) else erts_link_release(lnk); - code = erts_dsig_prepare(&dsd, dep, BIF_P, ERTS_PROC_LOCK_MAIN, - ERTS_DSP_NO_LOCK, 0, 0); + code = erts_dsig_prepare(&ctx, dep, BIF_P, ERTS_PROC_LOCK_MAIN, + ERTS_DSP_NO_LOCK, 0, 1, 0); switch (code) { case ERTS_DSIG_PREP_NOT_ALIVE: case ERTS_DSIG_PREP_NOT_CONNECTED: BIF_RET(am_true); case ERTS_DSIG_PREP_PENDING: case ERTS_DSIG_PREP_CONNECTED: - code = erts_dsig_send_unlink(&dsd, BIF_P->common.id, BIF_ARG_1); + code = erts_dsig_send_unlink(&ctx, BIF_P->common.id, BIF_ARG_1); if (code == ERTS_DSIG_SEND_YIELD) ERTS_BIF_YIELD_RETURN(BIF_P, am_true); break; @@ -1301,10 +1302,11 @@ static BIF_RETTYPE send_exit_signal_bif(Process *c_p, Eterm id, Eterm reason, in ERTS_BIF_PREP_RET(ret_val, am_true); /* Old incarnation of this node... */ else { int code; - ErtsDSigData dsd; + ErtsDSigSendContext ctx; + + code = erts_dsig_prepare(&ctx, dep, c_p, ERTS_PROC_LOCK_MAIN, + ERTS_DSP_NO_LOCK, 0, 0, 1); - code = erts_dsig_prepare(&dsd, dep, c_p, ERTS_PROC_LOCK_MAIN, - ERTS_DSP_NO_LOCK, 0, 1); switch (code) { case ERTS_DSIG_PREP_NOT_ALIVE: case ERTS_DSIG_PREP_NOT_CONNECTED: @@ -1312,11 +1314,29 @@ static BIF_RETTYPE send_exit_signal_bif(Process *c_p, Eterm id, Eterm reason, in break; case ERTS_DSIG_PREP_PENDING: case ERTS_DSIG_PREP_CONNECTED: - code = erts_dsig_send_exit2(&dsd, c_p->common.id, id, reason); - if (code == ERTS_DSIG_SEND_YIELD) + code = erts_dsig_send_exit2(&ctx, c_p->common.id, id, reason); + switch (code) { + case ERTS_DSIG_SEND_YIELD: ERTS_BIF_PREP_YIELD_RETURN(ret_val, c_p, am_true); - else + break; + case ERTS_DSIG_SEND_CONTINUE: + BUMP_ALL_REDS(c_p); + erts_set_gc_state(c_p, 0); + ERTS_BIF_PREP_TRAP1(ret_val, &dsend_continue_trap_export, c_p, + erts_dsend_export_trap_context(c_p, &ctx)); + break; + case ERTS_DSIG_SEND_OK: ERTS_BIF_PREP_RET(ret_val, am_true); + break; + case ERTS_DSIG_SEND_TOO_LRG: + erts_set_gc_state(c_p, 1); + ERTS_BIF_PREP_ERROR(ret_val, c_p, SYSTEM_LIMIT); + break; + default: + ASSERT(! "Invalid dsig send exit2 result"); + ERTS_BIF_PREP_ERROR(ret_val, c_p, EXC_INTERNAL_ERROR); + break; + } break; default: ASSERT(! "Invalid dsig prepare result"); @@ -1800,33 +1820,36 @@ ebif_bang_2(BIF_ALIST_2) static Sint remote_send(Process *p, DistEntry *dep, - Eterm to, Eterm full_to, Eterm msg, - ErtsSendContext* ctx) + Eterm to, Eterm node, Eterm full_to, Eterm msg, + Eterm return_term, Eterm *ctxpp, + int connect, int suspend) { Sint res; int code; + ErtsDSigSendContext ctx; ASSERT(is_atom(to) || is_external_pid(to)); - ctx->dep = dep; - code = erts_dsig_prepare(&ctx->dsd, dep, p, ERTS_PROC_LOCK_MAIN, + code = erts_dsig_prepare(&ctx, dep, p, ERTS_PROC_LOCK_MAIN, ERTS_DSP_NO_LOCK, - !ctx->suspend, ctx->connect); + !suspend, 0, connect); + ctx.return_term = return_term; + ctx.node = node; switch (code) { case ERTS_DSIG_PREP_NOT_ALIVE: case ERTS_DSIG_PREP_NOT_CONNECTED: res = SEND_NOCONNECT; break; case ERTS_DSIG_PREP_WOULD_SUSPEND: - ASSERT(!ctx->suspend); + ASSERT(!suspend); res = SEND_YIELD; break; case ERTS_DSIG_PREP_PENDING: case ERTS_DSIG_PREP_CONNECTED: { if (is_atom(to)) - code = erts_dsig_send_reg_msg(to, msg, ctx); + code = erts_dsig_send_reg_msg(&ctx, to, msg); else - code = erts_dsig_send_msg(to, msg, ctx); + code = erts_dsig_send_msg(&ctx, to, msg); /* * Note that reductions have been bumped on calling * process by erts_dsig_send_reg_msg() or @@ -1834,9 +1857,19 @@ static Sint remote_send(Process *p, DistEntry *dep, */ if (code == ERTS_DSIG_SEND_YIELD) res = SEND_YIELD_RETURN; - else if (code == ERTS_DSIG_SEND_CONTINUE) + else if (code == ERTS_DSIG_SEND_CONTINUE) { + erts_set_gc_state(p, 0); + + /* Keep a reference to the dist entry if the + name is an not a pid. */ + if (is_atom(to)) { + erts_ref_dist_entry(ctx.dep); + ctx.deref_dep = 1; + } + + *ctxpp = erts_dsend_export_trap_context(p, &ctx); res = SEND_YIELD_CONTINUE; - else if (code == ERTS_DSIG_SEND_TOO_LRG) + } else if (code == ERTS_DSIG_SEND_TOO_LRG) res = SEND_SYSTEM_LIMIT; else res = 0; @@ -1858,7 +1891,8 @@ static Sint remote_send(Process *p, DistEntry *dep, } static Sint -do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext *ctx) +do_send(Process *p, Eterm to, Eterm msg, Eterm return_term, Eterm *refp, + Eterm *dist_ctx, int connect, int suspend) { Eterm portid; Port *pt; @@ -1890,7 +1924,8 @@ do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext *ctx) erts_send_error_to_logger(p->group_leader, dsbufp); return 0; } - return remote_send(p, dep, to, to, msg, ctx); + return remote_send(p, dep, to, dep->sysname, to, msg, return_term, + dist_ctx, connect, suspend); } else if (is_atom(to)) { Eterm id = erts_whereis_name_to_id(p, to); @@ -1945,7 +1980,7 @@ do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext *ctx) ret_val = 0; if (pt) { - int ps_flags = ctx->suspend ? 0 : ERTS_PORT_SIG_FLG_NOSUSPEND; + int ps_flags = suspend ? 0 : ERTS_PORT_SIG_FLG_NOSUSPEND; *refp = NIL; if (IS_TRACED_FL(p, F_TRACE_SEND)) /* trace once only !! */ @@ -1960,12 +1995,12 @@ do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext *ctx) switch (erts_port_command(p, ps_flags, pt, msg, refp)) { case ERTS_PORT_OP_BUSY: /* Nothing has been sent */ - if (ctx->suspend) + if (suspend) erts_suspend(p, ERTS_PROC_LOCK_MAIN, pt); return SEND_YIELD; case ERTS_PORT_OP_BUSY_SCHEDULED: /* Message was sent */ - if (ctx->suspend) { + if (suspend) { erts_suspend(p, ERTS_PROC_LOCK_MAIN, pt); ret_val = SEND_YIELD_RETURN; break; @@ -2036,13 +2071,10 @@ do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext *ctx) ASSERT(dep != erts_this_dist_entry); deref_dep = 1; } - ctx->dsd.node = tp[2]; - ret = remote_send(p, dep, tp[1], to, msg, ctx); - if (ret == SEND_YIELD_CONTINUE) { - erts_ref_dist_entry(ctx->dep); - ctx->deref_dep = 1; - } + ret = remote_send(p, dep, tp[1], tp[2], to, msg, return_term, + dist_ctx, connect, suspend); + if (deref_dep) erts_deref_dist_entry(dep); return ret; @@ -2081,25 +2113,16 @@ BIF_RETTYPE send_3(BIF_ALIST_3) Eterm l = opts; Sint result; - - DeclareTypedTmpHeap(ErtsSendContext, ctx, BIF_P); + int connect = 1, suspend = 1; + Eterm ctx; ERTS_MSACC_PUSH_STATE_M_X(); - UseTmpHeap(sizeof(ErtsSendContext)/sizeof(Eterm), BIF_P); - - ctx->suspend = !0; - ctx->connect = !0; - ctx->deref_dep = 0; - ctx->return_term = am_ok; - ctx->dss.reds = (Sint) (ERTS_BIF_REDS_LEFT(p) * TERM_TO_BINARY_LOOP_FACTOR); - ctx->dss.phase = ERTS_DSIG_SEND_PHASE_INIT; - while (is_list(l)) { if (CAR(list_val(l)) == am_noconnect) { - ctx->connect = 0; + connect = 0; } else if (CAR(list_val(l)) == am_nosuspend) { - ctx->suspend = 0; + suspend = 0; } else { ERTS_BIF_PREP_ERROR(retval, p, BADARG); goto done; @@ -2116,7 +2139,7 @@ BIF_RETTYPE send_3(BIF_ALIST_3) #endif ERTS_MSACC_SET_STATE_CACHED_M_X(ERTS_MSACC_STATE_SEND); - result = do_send(p, to, msg, &ref, ctx); + result = do_send(p, to, msg, am_ok, &ref, &ctx, connect, suspend); ERTS_MSACC_POP_STATE_M_X(); if (result >= 0) { @@ -2129,22 +2152,21 @@ BIF_RETTYPE send_3(BIF_ALIST_3) switch (result) { case SEND_NOCONNECT: - if (ctx->connect) { + if (connect) { ERTS_BIF_PREP_RET(retval, am_ok); } else { ERTS_BIF_PREP_RET(retval, am_noconnect); } break; case SEND_YIELD: - if (ctx->suspend) { - ERTS_BIF_PREP_YIELD3(retval, - bif_export[BIF_send_3], p, to, msg, opts); + if (suspend) { + ERTS_BIF_PREP_YIELD3(retval, bif_export[BIF_send_3], p, to, msg, opts); } else { ERTS_BIF_PREP_RET(retval, am_nosuspend); } break; case SEND_YIELD_RETURN: - if (!ctx->suspend) { + if (!suspend) { ERTS_BIF_PREP_RET(retval, am_nosuspend); break; } @@ -2169,9 +2191,7 @@ BIF_RETTYPE send_3(BIF_ALIST_3) break; case SEND_YIELD_CONTINUE: BUMP_ALL_REDS(p); - erts_set_gc_state(p, 0); - ERTS_BIF_PREP_TRAP1(retval, &dsend_continue_trap_export, p, - erts_dsend_export_trap_context(p, ctx)); + ERTS_BIF_PREP_TRAP1(retval, &dsend_continue_trap_export, p, ctx); break; default: erts_exit(ERTS_ABORT_EXIT, "send_3 invalid result %d\n", (int)result); @@ -2179,7 +2199,6 @@ BIF_RETTYPE send_3(BIF_ALIST_3) } done: - UnUseTmpHeap(sizeof(ErtsSendContext)/sizeof(Eterm), BIF_P); return retval; } @@ -2193,14 +2212,14 @@ BIF_RETTYPE send_2(BIF_ALIST_2) static BIF_RETTYPE dsend_continue_trap_1(BIF_ALIST_1) { Binary* bin = erts_magic_ref2bin(BIF_ARG_1); - ErtsSendContext* ctx = (ErtsSendContext*) ERTS_MAGIC_BIN_DATA(bin); + ErtsDSigSendContext *ctx = (ErtsDSigSendContext*) ERTS_MAGIC_BIN_DATA(bin); Sint initial_reds = (Sint) (ERTS_BIF_REDS_LEFT(BIF_P) * TERM_TO_BINARY_LOOP_FACTOR); int result; ASSERT(ERTS_MAGIC_BIN_DESTRUCTOR(bin) == erts_dsend_context_dtor); - ctx->dss.reds = initial_reds; - result = erts_dsig_send(&ctx->dsd, &ctx->dss); + ctx->reds = initial_reds; + result = erts_dsig_send(ctx); switch (result) { case ERTS_DSIG_SEND_OK: @@ -2209,7 +2228,7 @@ static BIF_RETTYPE dsend_continue_trap_1(BIF_ALIST_1) break; case ERTS_DSIG_SEND_YIELD: /*SEND_YIELD_RETURN*/ erts_set_gc_state(BIF_P, 1); - if (!ctx->suspend) + if (ctx->no_suspend) BIF_RET(am_nosuspend); ERTS_BIF_YIELD_RETURN(BIF_P, ctx->return_term); @@ -2234,20 +2253,14 @@ Eterm erl_send(Process *p, Eterm to, Eterm msg) Eterm retval; Eterm ref; Sint result; - DeclareTypedTmpHeap(ErtsSendContext, ctx, p); + Eterm ctx; ERTS_MSACC_PUSH_AND_SET_STATE_M_X(ERTS_MSACC_STATE_SEND); - UseTmpHeap(sizeof(ErtsSendContext)/sizeof(Eterm), p); + #ifdef DEBUG ref = NIL; #endif - ctx->suspend = !0; - ctx->connect = !0; - ctx->deref_dep = 0; - ctx->return_term = msg; - ctx->dss.reds = (Sint) (ERTS_BIF_REDS_LEFT(p) * TERM_TO_BINARY_LOOP_FACTOR); - ctx->dss.phase = ERTS_DSIG_SEND_PHASE_INIT; - result = do_send(p, to, msg, &ref, ctx); + result = do_send(p, to, msg, msg, &ref, &ctx, 1, 1); ERTS_MSACC_POP_STATE_M_X(); @@ -2289,9 +2302,7 @@ Eterm erl_send(Process *p, Eterm to, Eterm msg) break; case SEND_YIELD_CONTINUE: BUMP_ALL_REDS(p); - erts_set_gc_state(p, 0); - ERTS_BIF_PREP_TRAP1(retval, &dsend_continue_trap_export, p, - erts_dsend_export_trap_context(p, ctx)); + ERTS_BIF_PREP_TRAP1(retval, &dsend_continue_trap_export, p, ctx); break; default: erts_exit(ERTS_ABORT_EXIT, "invalid send result %d\n", (int)result); @@ -2299,7 +2310,6 @@ Eterm erl_send(Process *p, Eterm to, Eterm msg) } done: - UnUseTmpHeap(sizeof(ErtsSendContext)/sizeof(Eterm), p); return retval; } @@ -2365,7 +2375,7 @@ accumulate(Eterm acc, Uint size) * bignum buffer with one extra word to be used if * the bignum grows in the future. */ - Eterm* hp = (Eterm *) erts_alloc(ERTS_ALC_T_TEMP_TERM, + Eterm* hp = (Eterm *) erts_alloc(ERTS_ALC_T_SHORT_LIVED_TERM, (BIG_UINT_HEAP_SIZE+1) * sizeof(Eterm)); return uint_to_big(size, hp); @@ -2385,7 +2395,7 @@ accumulate(Eterm acc, Uint size) * The extra word has been consumed. Grow the * allocation by one word. */ - big = (Eterm *) erts_realloc(ERTS_ALC_T_TEMP_TERM, + big = (Eterm *) erts_realloc(ERTS_ALC_T_SHORT_LIVED_TERM, big_val(acc), (need_heap+1) * sizeof(Eterm)); acc = make_big(big); @@ -2414,29 +2424,85 @@ consolidate(Process* p, Eterm acc, Uint size) while (sz--) { *hp++ = *big++; } - erts_free(ERTS_ALC_T_TEMP_TERM, (void *) big_val(acc)); + erts_free(ERTS_ALC_T_SHORT_LIVED_TERM, (void *) big_val(acc)); return res; } } +typedef struct { + Eterm obj; + Uint size; + Eterm acc; + Eterm input_list; + ErtsEStack stack; + int is_trap_at_L_iter_list; +} ErtsIOListSizeContext; + +static int iolist_size_ctx_bin_dtor(Binary *context_bin) { + ErtsIOListSizeContext* context = ERTS_MAGIC_BIN_DATA(context_bin); + DESTROY_SAVED_ESTACK(&context->stack); + if (context->acc != THE_NON_VALUE) { + erts_free(ERTS_ALC_T_SHORT_LIVED_TERM, (void *) big_val(context->acc)); + } + return 1; +} + BIF_RETTYPE iolist_size_1(BIF_ALIST_1) { - Eterm obj, hd; + static const Uint ITERATIONS_PER_RED = 64; + Eterm input_list, obj, hd; Eterm* objp; Uint size = 0; Uint cur_size; Uint new_size; Eterm acc = THE_NON_VALUE; DECLARE_ESTACK(s); - - obj = BIF_ARG_1; + Uint max_iterations; + Uint iterations_until_trap = max_iterations = + ITERATIONS_PER_RED * ERTS_BIF_REDS_LEFT(BIF_P); + ErtsIOListSizeContext* context = NULL; + Eterm state_mref; + int is_trap_at_L_iter_list; + ESTACK_CHANGE_ALLOCATOR(s, ERTS_ALC_T_SAVED_ESTACK); +#ifdef DEBUG + iterations_until_trap = iterations_until_trap / 10; +#endif + input_list = obj = BIF_ARG_1; + if (is_internal_magic_ref(obj)) { + /* Restore state after a trap */ + Binary* state_bin; + state_mref = obj; + state_bin = erts_magic_ref2bin(state_mref); + if (ERTS_MAGIC_BIN_DESTRUCTOR(state_bin) != iolist_size_ctx_bin_dtor) { + BIF_ERROR(BIF_P, BADARG); + } + context = ERTS_MAGIC_BIN_DATA(state_bin); + obj = context->obj; + size = context->size; + acc = context->acc; + input_list = context->input_list; + ESTACK_RESTORE(s, &context->stack); + ASSERT(BIF_P->flags & F_DISABLE_GC); + erts_set_gc_state(BIF_P, 1); + if (context->is_trap_at_L_iter_list) { + goto L_iter_list; + } + } goto L_again; while (!ESTACK_ISEMPTY(s)) { obj = ESTACK_POP(s); + if (iterations_until_trap == 0) { + is_trap_at_L_iter_list = 0; + goto L_save_state_and_trap; + } L_again: if (is_list(obj)) { L_iter_list: + if (iterations_until_trap == 0) { + is_trap_at_L_iter_list = 1; + goto L_save_state_and_trap; + } objp = list_val(obj); hd = CAR(objp); obj = CDR(objp); @@ -2458,12 +2524,14 @@ BIF_RETTYPE iolist_size_1(BIF_ALIST_1) } else if (is_list(hd)) { ESTACK_PUSH(s, obj); obj = hd; + iterations_until_trap--; goto L_iter_list; } else if (is_not_nil(hd)) { goto L_type_error; } /* Tail */ if (is_list(obj)) { + iterations_until_trap--; goto L_iter_list; } else if (is_binary(obj) && binary_bitsize(obj) == 0) { cur_size = binary_size(obj); @@ -2487,14 +2555,55 @@ BIF_RETTYPE iolist_size_1(BIF_ALIST_1) } else if (is_not_nil(obj)) { goto L_type_error; } + iterations_until_trap--; } DESTROY_ESTACK(s); + BUMP_REDS(BIF_P, (max_iterations - iterations_until_trap) / ITERATIONS_PER_RED); + ASSERT(!(BIF_P->flags & F_DISABLE_GC)); + if (context != NULL) { + /* context->acc needs to be reset so that + iolist_size_ctx_bin_dtor does not deallocate twice */ + context->acc = THE_NON_VALUE; + } BIF_RET(consolidate(BIF_P, acc, size)); L_type_error: DESTROY_ESTACK(s); - BIF_ERROR(BIF_P, BADARG); + if (acc != THE_NON_VALUE) { + erts_free(ERTS_ALC_T_SHORT_LIVED_TERM, (void *) big_val(acc)); + if (context != NULL) { + context->acc = THE_NON_VALUE; + } + } + BUMP_REDS(BIF_P, (max_iterations - iterations_until_trap) / ITERATIONS_PER_RED); + ASSERT(!(BIF_P->flags & F_DISABLE_GC)); + if (context == NULL) { + BIF_ERROR(BIF_P, BADARG); + } else { + ERTS_BIF_ERROR_TRAPPED1(BIF_P, + BADARG, + bif_export[BIF_iolist_size_1], + input_list); + } + + L_save_state_and_trap: + if (context == NULL) { + Binary *state_bin = erts_create_magic_binary(sizeof(ErtsIOListSizeContext), + iolist_size_ctx_bin_dtor); + Eterm* hp = HAlloc(BIF_P, ERTS_MAGIC_REF_THING_SIZE); + state_mref = erts_mk_magic_ref(&hp, &MSO(BIF_P), state_bin); + context = ERTS_MAGIC_BIN_DATA(state_bin); + } + context->obj = obj; + context->size = size; + context->acc = acc; + context->is_trap_at_L_iter_list = is_trap_at_L_iter_list; + context->input_list = input_list; + ESTACK_SAVE(s, &context->stack); + erts_set_gc_state(BIF_P, 0); + BUMP_ALL_REDS(BIF_P); + BIF_TRAP1(bif_export[BIF_iolist_size_1], BIF_P, state_mref); } /**********************************************************************/ @@ -4053,10 +4162,12 @@ BIF_RETTYPE list_to_pid_1(BIF_ALIST_1) if (is_nil(dep->cid)) goto bad; - enp = erts_find_or_insert_node(dep->sysname, dep->creation); + etp = (ExternalThing *) HAlloc(BIF_P, EXTERNAL_THING_HEAD_SIZE + 1); + + enp = erts_find_or_insert_node(dep->sysname, dep->creation, + make_boxed(&etp->header)); ASSERT(enp != erts_this_node); - etp = (ExternalThing *) HAlloc(BIF_P, EXTERNAL_THING_HEAD_SIZE + 1); etp->header = make_external_pid_header(1); etp->next = MSO(BIF_P).first; etp->node = enp; @@ -4120,10 +4231,11 @@ BIF_RETTYPE list_to_port_1(BIF_ALIST_1) if (is_nil(dep->cid)) goto bad; - enp = erts_find_or_insert_node(dep->sysname, dep->creation); + etp = (ExternalThing *) HAlloc(BIF_P, EXTERNAL_THING_HEAD_SIZE + 1); + enp = erts_find_or_insert_node(dep->sysname, dep->creation, + make_boxed(&etp->header)); ASSERT(enp != erts_this_node); - etp = (ExternalThing *) HAlloc(BIF_P, EXTERNAL_THING_HEAD_SIZE + 1); etp->header = make_external_port_header(1); etp->next = MSO(BIF_P).first; etp->node = enp; @@ -4226,9 +4338,6 @@ BIF_RETTYPE list_to_ref_1(BIF_ALIST_1) if (is_nil(dep->cid)) goto bad; - enp = erts_find_or_insert_node(dep->sysname, dep->creation); - ASSERT(enp != erts_this_node); - hsz = EXTERNAL_THING_HEAD_SIZE; #if defined(ARCH_64) hsz += n/2 + 1; @@ -4237,6 +4346,11 @@ BIF_RETTYPE list_to_ref_1(BIF_ALIST_1) #endif etp = (ExternalThing *) HAlloc(BIF_P, hsz); + + enp = erts_find_or_insert_node(dep->sysname, dep->creation, + make_boxed(&etp->header)); + ASSERT(enp != erts_this_node); + etp->header = make_external_ref_header(n/2); etp->next = BIF_P->off_heap.first; etp->node = enp; @@ -4356,21 +4470,21 @@ BIF_RETTYPE erts_internal_group_leader_2(BIF_ALIST_2) if (is_external_pid(BIF_ARG_2)) { DistEntry *dep; int code; - ErtsDSigData dsd; + ErtsDSigSendContext ctx; dep = external_pid_dist_entry(BIF_ARG_2); ERTS_ASSERT(dep); if(dep == erts_this_dist_entry) BIF_ERROR(BIF_P, BADARG); - code = erts_dsig_prepare(&dsd, dep, BIF_P, ERTS_PROC_LOCK_MAIN, - ERTS_DSP_NO_LOCK, 0, 1); + code = erts_dsig_prepare(&ctx, dep, BIF_P, ERTS_PROC_LOCK_MAIN, + ERTS_DSP_NO_LOCK, 0, 1, 1); switch (code) { case ERTS_DSIG_PREP_NOT_ALIVE: case ERTS_DSIG_PREP_NOT_CONNECTED: BIF_RET(am_true); case ERTS_DSIG_PREP_PENDING: case ERTS_DSIG_PREP_CONNECTED: - code = erts_dsig_send_group_leader(&dsd, BIF_ARG_1, BIF_ARG_2); + code = erts_dsig_send_group_leader(&ctx, BIF_ARG_1, BIF_ARG_2); if (code == ERTS_DSIG_SEND_YIELD) ERTS_BIF_YIELD_RETURN(BIF_P, am_true); BIF_RET(am_true); @@ -5051,6 +5165,12 @@ erts_schedule_bif(Process *proc, pc = i; mfa = &exp->info.mfa; } + else if (BeamIsOpCode(*i, op_call_bif_only_e)) { + /* Pointer to bif export in i+1 */ + exp = (Export *) i[1]; + pc = i; + mfa = &exp->info.mfa; + } else if (BeamIsOpCode(*i, op_apply_bif)) { /* Pointer to bif in i+1, and mfa in i-3 */ pc = c_p->cp; diff --git a/erts/emulator/beam/bif.tab b/erts/emulator/beam/bif.tab index 18586b5ede..11941db8cd 100644 --- a/erts/emulator/beam/bif.tab +++ b/erts/emulator/beam/bif.tab @@ -737,3 +737,4 @@ bif erts_internal:spawn_system_process/3 bif erlang:integer_to_list/2 bif erlang:integer_to_binary/2 +bif persistent_term:get/2 diff --git a/erts/emulator/beam/bif_instrs.tab b/erts/emulator/beam/bif_instrs.tab index 418bbe2b23..8e0caa38a3 100644 --- a/erts/emulator/beam/bif_instrs.tab +++ b/erts/emulator/beam/bif_instrs.tab @@ -209,8 +209,8 @@ i_length.execute(Fail, Live, Dst) { } // -// The most general BIF call. The BIF may build any amount of data -// on the heap. The result is always returned in r(0). +// Call a BIF, store the result in x(0) and transfer control to the +// next instruction. // call_bif(Exp) { ErtsBifFunc bf; @@ -219,8 +219,10 @@ call_bif(Exp) { Export *export = (Export*) $Exp; if (!((FCALLS - 1) > 0 || (FCALLS-1) > neg_o_reds)) { - /* If we have run out of reductions, we do a context - switch before calling the bif */ + /* + * If we have run out of reductions, do a context + * switch before calling the BIF. + */ c_p->arity = GET_BIF_ARITY(export); c_p->current = &export->info.mfa; goto context_switch3; @@ -257,9 +259,12 @@ call_bif(Exp) { HTOP = HEAP_TOP(c_p); FCALLS = c_p->fcalls; ERTS_DBG_CHK_REDS(c_p, FCALLS); - /* We have to update the cache if we are enabled in order - to make sure no book keeping is done after we disabled - msacc. We don't always do this as it is quite expensive. */ + + /* + * We have to update the cache if we are enabled in order + * to make sure no bookkeeping is done after we disabled + * msacc. We don't always do this as it is quite expensive. + */ if (ERTS_MSACC_IS_ENABLED_CACHED_X()) { ERTS_MSACC_UPDATE_CACHE_X(); } @@ -269,7 +274,13 @@ call_bif(Exp) { CHECK_TERM(r(0)); $NEXT0(); } else if (c_p->freason == TRAP) { - SET_CP(c_p, I+2); + /* + * Set the continuation pointer to return to next + * instruction after the trap (either by a return from + * erlang code or by nif_bif.epilogue() when the BIF + * is done). + */ + SET_CP(c_p, $NEXT_INSTRUCTION); SET_I(c_p->i); SWAPIN; Dispatch(); @@ -281,6 +292,95 @@ call_bif(Exp) { ASSERT(c_p->stop == E); I = handle_error(c_p, I, reg, &export->info.mfa); goto post_error_handling; + //| -no_next +} + +// +// Call a BIF tail-recursively, storing the result in x(0) and doing +// a return to the continuation poiner (c_p->cp). +// + +call_bif_only(Exp) { + ErtsBifFunc bf; + Eterm result; + ErlHeapFragment *live_hf_end; + Export *export = (Export*) $Exp; + + if (!((FCALLS - 1) > 0 || (FCALLS-1) > neg_o_reds)) { + /* + * If we have run out of reductions, do a context + * switch before calling the BIF. + */ + c_p->arity = GET_BIF_ARITY(export); + c_p->current = &export->info.mfa; + goto context_switch3; + } + + ERTS_MSACC_SET_BIF_STATE_CACHED_X(GET_BIF_MODULE(export), + GET_BIF_ADDRESS(export)); + + bf = GET_BIF_ADDRESS(export); + + PRE_BIF_SWAPOUT(c_p); + ERTS_DBG_CHK_REDS(c_p, FCALLS); + c_p->fcalls = FCALLS - 1; + if (FCALLS <= 0) { + save_calls(c_p, export); + } + ASSERT(!ERTS_PROC_IS_EXITING(c_p)); + ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); + live_hf_end = c_p->mbuf; + ERTS_CHK_MBUF_SZ(c_p); + result = (*bf)(c_p, reg, I); + ERTS_CHK_MBUF_SZ(c_p); + ASSERT(!ERTS_PROC_IS_EXITING(c_p) || is_non_value(result)); + ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); + ERTS_HOLE_CHECK(c_p); + ERTS_REQ_PROC_MAIN_LOCK(c_p); + if (ERTS_IS_GC_DESIRED(c_p)) { + Uint arity = GET_BIF_ARITY(export); + result = erts_gc_after_bif_call_lhf(c_p, live_hf_end, result, + reg, arity); + E = c_p->stop; + } + PROCESS_MAIN_CHK_LOCKS(c_p); + HTOP = HEAP_TOP(c_p); + FCALLS = c_p->fcalls; + ERTS_DBG_CHK_REDS(c_p, FCALLS); + + /* + * We have to update the cache if we are enabled in order + * to make sure no bookkeeping is done after we disabled + * msacc. We don't always do this as it is quite expensive. + */ + if (ERTS_MSACC_IS_ENABLED_CACHED_X()) { + ERTS_MSACC_UPDATE_CACHE_X(); + } + ERTS_MSACC_SET_STATE_CACHED_M_X(ERTS_MSACC_STATE_EMULATOR); + if (ERTS_LIKELY(is_value(result))) { + /* + * Success. Store the result and return to the caller. + */ + r(0) = result; + CHECK_TERM(r(0)); + $return(); + } else if (c_p->freason == TRAP) { + /* + * Dispatch to a trap. When the trap is done, a jump + * to the continuation pointer (c_p->cp) will be done. + */ + SET_I(c_p->i); + SWAPIN; + Dispatch(); + } + + /* + * Error handling. SWAPOUT is not needed because it was done above. + */ + ASSERT(c_p->stop == E); + I = handle_error(c_p, I, reg, &export->info.mfa); + goto post_error_handling; + //| -no_next } // @@ -313,7 +413,7 @@ send() { r(0) = result; CHECK_TERM(r(0)); } else if (c_p->freason == TRAP) { - SET_CP(c_p, I+1); + SET_CP(c_p, $NEXT_INSTRUCTION); SET_I(c_p->i); SWAPIN; Dispatch(); diff --git a/erts/emulator/beam/big.h b/erts/emulator/beam/big.h index da4dc84d10..ad19cce395 100644 --- a/erts/emulator/beam/big.h +++ b/erts/emulator/beam/big.h @@ -81,7 +81,11 @@ typedef Uint dsize_t; /* Vector size type */ * a Uint64 argument. Therefore, we must test the size of the argument * to ensure that the cast does not discard the high-order 32 bits. */ -#define _IS_SSMALL32(x) (((Uint32) ((((x)) >> (SMALL_BITS-1)) + 1)) < 2) +#if defined(ARCH_32) +# define _IS_SSMALL32(x) (((Uint32) ((((x)) >> (SMALL_BITS-1)) + 1)) < 2) +#else +# define _IS_SSMALL32(x) (1) +#endif #define _IS_SSMALL64(x) (((Uint64) ((((x)) >> (SMALL_BITS-1)) + 1)) < 2) #define IS_SSMALL(x) (sizeof(x) == sizeof(Uint32) ? _IS_SSMALL32(x) : _IS_SSMALL64(x)) diff --git a/erts/emulator/beam/break.c b/erts/emulator/beam/break.c index 273b598562..27bf2187c2 100644 --- a/erts/emulator/beam/break.c +++ b/erts/emulator/beam/break.c @@ -129,7 +129,7 @@ typedef struct { void *to_arg; } PrintMonitorContext; -static void doit_print_link(ErtsLink *lnk, void *vpcontext) +static int doit_print_link(ErtsLink *lnk, void *vpcontext, Sint reds) { PrintMonitorContext *pcontext = vpcontext; fmtfn_t to = pcontext->to; @@ -141,10 +141,11 @@ static void doit_print_link(ErtsLink *lnk, void *vpcontext) } else { erts_print(to, to_arg, ", %T", lnk->other.item); } + return 1; } -static void doit_print_monitor(ErtsMonitor *mon, void *vpcontext) +static int doit_print_monitor(ErtsMonitor *mon, void *vpcontext, Sint reds) { ErtsMonitorData *mdp; PrintMonitorContext *pcontext = vpcontext; @@ -196,6 +197,7 @@ static void doit_print_monitor(ErtsMonitor *mon, void *vpcontext) /* ignore other monitors... */ break; } + return 1; } /* Display info about an individual Erlang process */ diff --git a/erts/emulator/beam/bs_instrs.tab b/erts/emulator/beam/bs_instrs.tab index 2dde70c2e1..652460a66d 100644 --- a/erts/emulator/beam/bs_instrs.tab +++ b/erts/emulator/beam/bs_instrs.tab @@ -21,12 +21,57 @@ %if ARCH_64 BS_SAFE_MUL(A, B, Fail, Dst) { - Uint64 res = ($A) * ($B); - if (res / $B != $A) { + Uint a = $A; + Uint b = $B; + Uint res; +#ifdef HAVE_OVERFLOW_CHECK_BUILTINS + if (__builtin_mul_overflow(a, b, &res)) { + $Fail; + } +#else + res = a * b; + if (res / b != a) { $Fail; } +#endif $Dst = res; } + +BS_GET_FIELD_SIZE(Bits, Unit, Fail, Dst) { + if (is_small($Bits)) { + Uint uint_size; + Sint signed_size = signed_val($Bits); + if (signed_size < 0) { + $Fail; + } + uint_size = (Uint) signed_size; + $BS_SAFE_MUL(uint_size, $Unit, $Fail, $Dst); + } else { + /* + * On a 64-bit architecture, the size of any binary + * that would fit in the memory fits in a small. + */ + $Fail; + } +} + +BS_GET_UNCHECKED_FIELD_SIZE(Bits, Unit, Fail, Dst) { + if (is_small($Bits)) { + Uint uint_size; + Sint signed_size = signed_val($Bits); + if (signed_size < 0) { + $Fail; + } + uint_size = (Uint) signed_size; + $Dst = uint_size * $Unit; + } else { + /* + * On a 64-bit architecture, the size of any binary + * that would fit in the memory fits in a small. + */ + $Fail; + } +} %else BS_SAFE_MUL(A, B, Fail, Dst) { Uint64 res = (Uint64)($A) * (Uint64)($B); @@ -35,7 +80,6 @@ BS_SAFE_MUL(A, B, Fail, Dst) { } $Dst = res; } -%endif BS_GET_FIELD_SIZE(Bits, Unit, Fail, Dst) { Sint signed_size; @@ -76,6 +120,7 @@ BS_GET_UNCHECKED_FIELD_SIZE(Bits, Unit, Fail, Dst) { } $Dst = uint_size * $Unit; } +%endif TEST_BIN_VHEAP(VNh, Nh, Live) { Uint need = $Nh; @@ -90,12 +135,22 @@ TEST_BIN_VHEAP(VNh, Nh, Live) { HEAP_SPACE_VERIFIED(need); } -i_bs_get_binary_all2(Fail, Ms, Live, Unit, Dst) { +i_bs_get_binary_all2 := i_bs_get_binary_all2.fetch.execute; + +i_bs_get_binary_all2.head() { + Eterm context; +} + +i_bs_get_binary_all2.fetch(Ctx) { + context = $Ctx; +} + +i_bs_get_binary_all2.execute(Fail, Live, Unit, Dst) { ErlBinMatchBuffer *_mb; Eterm _result; - $GC_TEST(0, ERL_SUB_BIN_SIZE, $Live); - _mb = ms_matchbuffer($Ms); + $GC_TEST_PRESERVE(ERL_SUB_BIN_SIZE, $Live, context); + _mb = ms_matchbuffer(context); if (((_mb->size - _mb->offset) % $Unit) == 0) { LIGHT_SWAPOUT; _result = erts_bs_get_binary_all_2(c_p, _mb); @@ -109,14 +164,23 @@ i_bs_get_binary_all2(Fail, Ms, Live, Unit, Dst) { $FAIL($Fail); } } +i_bs_get_binary2 := i_bs_get_binary2.fetch.execute; + +i_bs_get_binary2.head() { + Eterm context; +} + +i_bs_get_binary2.fetch(Ctx) { + context = $Ctx; +} -i_bs_get_binary2(Fail, Ms, Live, Sz, Flags, Dst) { +i_bs_get_binary2.execute(Fail, Live, Sz, Flags, Dst) { ErlBinMatchBuffer *_mb; Eterm _result; Uint _size; $BS_GET_FIELD_SIZE($Sz, (($Flags) >> 3), $FAIL($Fail), _size); - $GC_TEST(0, ERL_SUB_BIN_SIZE, $Live); - _mb = ms_matchbuffer($Ms); + $GC_TEST_PRESERVE(ERL_SUB_BIN_SIZE, $Live, context); + _mb = ms_matchbuffer(context); LIGHT_SWAPOUT; _result = erts_bs_get_binary_2(c_p, _size, $Flags, _mb); LIGHT_SWAPIN; @@ -129,11 +193,22 @@ i_bs_get_binary2(Fail, Ms, Live, Sz, Flags, Dst) { } } -i_bs_get_binary_imm2(Fail, Ms, Live, Sz, Flags, Dst) { +i_bs_get_binary_imm2 := i_bs_get_binary_imm2.fetch.execute; + +i_bs_get_binary_imm2.head() { + Eterm context; +} + +i_bs_get_binary_imm2.fetch(Ctx) { + context = $Ctx; +} + +i_bs_get_binary_imm2.execute(Fail, Live, Sz, Flags, Dst) { ErlBinMatchBuffer *_mb; Eterm _result; - $GC_TEST(0, heap_bin_size(ERL_ONHEAP_BIN_LIMIT), $Live); - _mb = ms_matchbuffer($Ms); + $GC_TEST_PRESERVE(heap_bin_size(ERL_ONHEAP_BIN_LIMIT), + $Live, context); + _mb = ms_matchbuffer(context); LIGHT_SWAPOUT; _result = erts_bs_get_binary_2(c_p, $Sz, $Flags, _mb); LIGHT_SWAPIN; @@ -145,8 +220,17 @@ i_bs_get_binary_imm2(Fail, Ms, Live, Sz, Flags, Dst) { $Dst = _result; } } +i_bs_get_float2 := i_bs_get_float2.fetch.execute; + +i_bs_get_float2.head() { + Eterm context; +} + +i_bs_get_float2.fetch(Ctx) { + context = $Ctx; +} -i_bs_get_float2(Fail, Ms, Live, Sz, Flags, Dst) { +i_bs_get_float2.execute(Fail, Live, Sz, Flags, Dst) { ErlBinMatchBuffer *_mb; Eterm _result; Sint _size; @@ -155,8 +239,8 @@ i_bs_get_float2(Fail, Ms, Live, Sz, Flags, Dst) { $FAIL($Fail); } _size *= (($Flags) >> 3); - $GC_TEST(0, FLOAT_SIZE_OBJECT, $Live); - _mb = ms_matchbuffer($Ms); + $GC_TEST_PRESERVE(FLOAT_SIZE_OBJECT, $Live, context); + _mb = ms_matchbuffer(context); LIGHT_SWAPOUT; _result = erts_bs_get_float_2(c_p, _size, ($Flags), _mb); LIGHT_SWAPIN; @@ -169,13 +253,24 @@ i_bs_get_float2(Fail, Ms, Live, Sz, Flags, Dst) { } } -i_bs_skip_bits2(Fail, Ms, Bits, Unit) { +i_bs_skip_bits2 := i_bs_skip_bits2.fetch.execute; + +i_bs_skip_bits2.head() { + Eterm context, bits; +} + +i_bs_skip_bits2.fetch(Ctx, Bits) { + context = $Ctx; + bits = $Bits; +} + +i_bs_skip_bits2.execute(Fail, Unit) { ErlBinMatchBuffer *_mb; size_t new_offset; Uint _size; - _mb = ms_matchbuffer($Ms); - $BS_GET_FIELD_SIZE($Bits, $Unit, $FAIL($Fail), _size); + _mb = ms_matchbuffer(context); + $BS_GET_FIELD_SIZE(bits, $Unit, $FAIL($Fail), _size); new_offset = _mb->offset + _size; if (new_offset <= _mb->size) { _mb->offset = new_offset; @@ -184,16 +279,6 @@ i_bs_skip_bits2(Fail, Ms, Bits, Unit) { } } -i_bs_skip_bits_all2(Fail, Ms, Unit) { - ErlBinMatchBuffer *_mb; - _mb = ms_matchbuffer($Ms); - if (((_mb->size - _mb->offset) % $Unit) == 0) { - _mb->offset = _mb->size; - } else { - $FAIL($Fail); - } -} - i_bs_skip_bits_imm2(Fail, Ms, Bits) { ErlBinMatchBuffer *_mb; size_t new_offset; @@ -207,15 +292,25 @@ i_bs_skip_bits_imm2(Fail, Ms, Bits) { } i_new_bs_put_binary(Fail, Sz, Flags, Src) { + Eterm sz = $Sz; Sint _size; - $BS_GET_UNCHECKED_FIELD_SIZE($Sz, (($Flags) >> 3), $BADARG($Fail), _size); + $BS_GET_UNCHECKED_FIELD_SIZE(sz, (($Flags) >> 3), $BADARG($Fail), _size); if (!erts_new_bs_put_binary(ERL_BITS_ARGS_2(($Src), _size))) { $BADARG($Fail); } } +i_new_bs_put_binary_all := i_new_bs_put_binary_all.fetch.execute; + +i_new_bs_put_binary_all.head() { + Eterm src; +} + +i_new_bs_put_binary_all.fetch(Src) { + src = $Src; +} -i_new_bs_put_binary_all(Fail, Src, Unit) { - if (!erts_new_bs_put_binary_all(ERL_BITS_ARGS_2(($Src), ($Unit)))) { +i_new_bs_put_binary_all.execute(Fail, Unit) { + if (!erts_new_bs_put_binary_all(ERL_BITS_ARGS_2(src, ($Unit)))) { $BADARG($Fail); } } @@ -227,9 +322,11 @@ i_new_bs_put_binary_imm(Fail, Sz, Src) { } i_new_bs_put_float(Fail, Sz, Flags, Src) { + Eterm sz = $Sz; + Eterm flags = $Flags; Sint _size; - $BS_GET_UNCHECKED_FIELD_SIZE($Sz, (($Flags) >> 3), $BADARG($Fail), _size); - if (!erts_new_bs_put_float(c_p, ($Src), _size, ($Flags))) { + $BS_GET_UNCHECKED_FIELD_SIZE(sz, (flags >> 3), $BADARG($Fail), _size); + if (!erts_new_bs_put_float(c_p, ($Src), _size, flags)) { $BADARG($Fail); } } @@ -241,15 +338,27 @@ i_new_bs_put_float_imm(Fail, Sz, Flags, Src) { } i_new_bs_put_integer(Fail, Sz, Flags, Src) { - Sint _size; - $BS_GET_UNCHECKED_FIELD_SIZE($Sz, (($Flags) >> 3), $BADARG($Fail), _size); - if (!erts_new_bs_put_integer(ERL_BITS_ARGS_3(($Src), _size, ($Flags)))) { - $BADARG($Fail); - } + Eterm sz = $Sz; + Eterm flags = $Flags; + Sint _size; + $BS_GET_UNCHECKED_FIELD_SIZE(sz, (flags >> 3), $BADARG($Fail), _size); + if (!erts_new_bs_put_integer(ERL_BITS_ARGS_3(($Src), _size, flags))) { + $BADARG($Fail); + } +} + +i_new_bs_put_integer_imm := i_new_bs_put_integer_imm.fetch.execute; + +i_new_bs_put_integer_imm.head() { + Eterm src; } -i_new_bs_put_integer_imm(Fail, Sz, Flags, Src) { - if (!erts_new_bs_put_integer(ERL_BITS_ARGS_3(($Src), ($Sz), ($Flags)))) { +i_new_bs_put_integer_imm.fetch(Src) { + src = $Src; +} + +i_new_bs_put_integer_imm.execute(Fail, Sz, Flags) { + if (!erts_new_bs_put_integer(ERL_BITS_ARGS_3(src, ($Sz), ($Flags)))) { $BADARG($Fail); } } @@ -809,9 +918,19 @@ bs_test_unit8(Fail, Ctx) { } } -i_bs_get_integer_8(Ctx, Fail, Dst) { +i_bs_get_integer_8 := i_bs_get_integer_8.fetch.execute; + +i_bs_get_integer_8.head() { + Eterm context; +} + +i_bs_get_integer_8.fetch(Ctx) { + context = $Ctx; +} + +i_bs_get_integer_8.execute(Fail, Dst) { Eterm _result; - ErlBinMatchBuffer* _mb = ms_matchbuffer($Ctx); + ErlBinMatchBuffer* _mb = ms_matchbuffer(context); if (_mb->size - _mb->offset < 8) { $FAIL($Fail); @@ -825,9 +944,19 @@ i_bs_get_integer_8(Ctx, Fail, Dst) { $Dst = _result; } -i_bs_get_integer_16(Ctx, Fail, Dst) { +i_bs_get_integer_16 := i_bs_get_integer_16.fetch.execute; + +i_bs_get_integer_16.head() { + Eterm context; +} + +i_bs_get_integer_16.fetch(Ctx) { + context = $Ctx; +} + +i_bs_get_integer_16.execute(Fail, Dst) { Eterm _result; - ErlBinMatchBuffer* _mb = ms_matchbuffer($Ctx); + ErlBinMatchBuffer* _mb = ms_matchbuffer(context); if (_mb->size - _mb->offset < 16) { $FAIL($Fail); @@ -842,9 +971,19 @@ i_bs_get_integer_16(Ctx, Fail, Dst) { } %if ARCH_64 -i_bs_get_integer_32(Ctx, Fail, Dst) { +i_bs_get_integer_32 := i_bs_get_integer_32.fetch.execute; + +i_bs_get_integer_32.head() { + Eterm context; +} + +i_bs_get_integer_32.fetch(Ctx) { + context = $Ctx; +} + +i_bs_get_integer_32.execute(Fail, Dst) { Uint32 _integer; - ErlBinMatchBuffer* _mb = ms_matchbuffer($Ctx); + ErlBinMatchBuffer* _mb = ms_matchbuffer(context); if (_mb->size - _mb->offset < 32) { $FAIL($Fail); @@ -894,15 +1033,23 @@ bs_get_integer.execute(Fail, Flags, Dst) { $Dst = result; } -i_bs_get_integer(Fail, Live, FlagsAndUnit, Ms, Sz, Dst) { +i_bs_get_integer := i_bs_get_integer.fetch.execute; + +i_bs_get_integer.head() { + Eterm context; +} + +i_bs_get_integer.fetch(Ctx) { + context = $Ctx; +} + +i_bs_get_integer.execute(Fail, Live, FlagsAndUnit, Sz, Dst) { Uint flags; Uint size; - Eterm ms; ErlBinMatchBuffer* mb; Eterm result; flags = $FlagsAndUnit; - ms = $Ms; $BS_GET_FIELD_SIZE($Sz, (flags >> 3), $FAIL($Fail), size); if (size >= SMALL_BITS) { Uint wordsneeded; @@ -913,15 +1060,15 @@ i_bs_get_integer(Fail, Live, FlagsAndUnit, Ms, Sz, Dst) { * Remember to re-acquire the matchbuffer after gc. */ - mb = ms_matchbuffer(ms); + mb = ms_matchbuffer(context); if (mb->size - mb->offset < size) { $FAIL($Fail); } wordsneeded = 1+WSIZE(NBYTES((Uint) size)); - $GC_TEST_PRESERVE(wordsneeded, $Live, ms); + $GC_TEST_PRESERVE(wordsneeded, $Live, context); $REFRESH_GEN_DEST(); } - mb = ms_matchbuffer(ms); + mb = ms_matchbuffer(context); LIGHT_SWAPOUT; result = erts_bs_get_integer_2(c_p, size, flags, mb); LIGHT_SWAPIN; @@ -932,9 +1079,19 @@ i_bs_get_integer(Fail, Live, FlagsAndUnit, Ms, Sz, Dst) { $Dst = result; } -i_bs_get_utf8(Ctx, Fail, Dst) { +i_bs_get_utf8 := i_bs_get_utf8.fetch.execute; + +i_bs_get_utf8.head() { + Eterm context; +} + +i_bs_get_utf8.fetch(Ctx) { + context = $Ctx; +} + +i_bs_get_utf8.execute(Fail, Dst) { Eterm result; - ErlBinMatchBuffer* mb = ms_matchbuffer($Ctx); + ErlBinMatchBuffer* mb = ms_matchbuffer(context); if (mb->size - mb->offset < 8) { $FAIL($Fail); @@ -957,8 +1114,18 @@ i_bs_get_utf8(Ctx, Fail, Dst) { $Dst = result; } -i_bs_get_utf16(Ctx, Fail, Flags, Dst) { - ErlBinMatchBuffer* mb = ms_matchbuffer($Ctx); +i_bs_get_utf16 := i_bs_get_utf16.fetch.execute; + +i_bs_get_utf16.head() { + Eterm context; +} + +i_bs_get_utf16.fetch(Ctx) { + context = $Ctx; +} + +i_bs_get_utf16.execute(Fail, Flags, Dst) { + ErlBinMatchBuffer* mb = ms_matchbuffer(context); Eterm result = erts_bs_get_utf16(mb, $Flags); if (is_non_value(result)) { @@ -1055,13 +1222,20 @@ i_bs_restore2(Src, Slot) { _ms->mb.offset = _ms->save_offset[$Slot]; } -bs_get_tail(Src, Dst, Live) { - ErlBinMatchBuffer* mb; - Uint size, offs; - ErlSubBin* sb; +bs_get_tail := bs_get_tail.fetch.execute; + +bs_get_tail.head() { Eterm context; +} +bs_get_tail.fetch(Src) { context = $Src; +} + +bs_get_tail.execute(Dst, Live) { + ErlBinMatchBuffer* mb; + Uint size, offs; + ErlSubBin* sb; ASSERT(header_is_bin_matchstate(*boxed_val(context))); @@ -1090,11 +1264,20 @@ bs_get_tail(Src, Dst, Live) { %if ARCH_64 -i_bs_start_match3_gp(Src, Live, Fail, Dst, Pos) { - Eterm context, header; - Uint position, live; +i_bs_start_match3_gp := i_bs_start_match3_gp.fetch.execute; +i_bs_start_match3_gp.head() { + Eterm context; +} + +i_bs_start_match3_gp.fetch(Src) { context = $Src; +} + +i_bs_start_match3_gp.execute(Live, Fail, Dst, Pos) { + Eterm header; + Uint position, live; + live = $Live; if (!is_boxed(context)) { @@ -1139,11 +1322,20 @@ i_bs_start_match3_gp(Src, Live, Fail, Dst, Pos) { $Pos = make_small(position); } -i_bs_start_match3(Src, Live, Fail, Dst) { - Eterm context, header; - Uint live; +i_bs_start_match3 := i_bs_start_match3.fetch.execute; + +i_bs_start_match3.head() { + Eterm context; +} +i_bs_start_match3.fetch(Src) { context = $Src; +} + +i_bs_start_match3.execute(Live, Fail, Dst) { + Eterm header; + Uint live; + live = $Live; if (!is_boxed(context)) { @@ -1213,12 +1405,19 @@ i_bs_get_position(Ctx, Dst) { # match at a position beyond 16MB. # -bs_set_position(Ctx, Pos) { +bs_set_position := bs_set_position.fetch.execute; + +bs_set_position.head() { Eterm context, position; - ErlBinMatchState *ms; +} +bs_set_position.fetch(Ctx, Pos) { context = $Ctx; position = $Pos; +} + +bs_set_position.execute() { + ErlBinMatchState *ms; ASSERT(header_is_bin_matchstate(*boxed_val(context))); ms = (ErlBinMatchState*)boxed_val(context); @@ -1231,12 +1430,19 @@ bs_set_position(Ctx, Pos) { } } -bs_get_position(Ctx, Dst, Live) { - ErlBinMatchState *ms; +bs_get_position := bs_get_position.fetch.execute; + +bs_get_position.head() { Eterm context; - Uint position; +} +bs_get_position.fetch(Ctx) { context = $Ctx; +} + +bs_get_position.execute(Dst, Live) { + ErlBinMatchState *ms; + Uint position; ASSERT(header_is_bin_matchstate(*boxed_val(context))); ms = (ErlBinMatchState*)boxed_val(context); @@ -1261,11 +1467,20 @@ bs_get_position(Ctx, Dst, Live) { } } -i_bs_start_match3(Src, Live, Fail, Dst) { - Eterm context, header; - Uint live; +i_bs_start_match3 := i_bs_start_match3.fetch.execute; + +i_bs_start_match3.head() { + Eterm context; +} +i_bs_start_match3.fetch(Src) { context = $Src; +} + +i_bs_start_match3.execute(Live, Fail, Dst) { + Eterm header; + Uint live; + live = $Live; if (!is_boxed(context)) { diff --git a/erts/emulator/beam/copy.c b/erts/emulator/beam/copy.c index e7bd046e18..db74b06cc5 100644 --- a/erts/emulator/beam/copy.c +++ b/erts/emulator/beam/copy.c @@ -854,7 +854,7 @@ Eterm copy_struct_x(Eterm obj, Uint sz, Eterm** hpp, ErlOffHeap* off_heap, Uint case EXTERNAL_REF_SUBTAG: { ExternalThing *etp = (ExternalThing *) objp; - erts_refc_inc(&etp->node->refc, 2); + erts_ref_node_entry(etp->node, 2, make_boxed(htop)); } L_off_heap_node_container_common: { @@ -1660,7 +1660,7 @@ Uint copy_shared_perform(Eterm obj, Uint size, erts_shcopy_t *info, case EXTERNAL_REF_SUBTAG: { ExternalThing *etp = (ExternalThing *) ptr; - erts_refc_inc(&etp->node->refc, 2); + erts_ref_node_entry(etp->node, 2, make_boxed(hp)); } off_heap_node_container_common: { @@ -1866,7 +1866,7 @@ Eterm copy_shallow(Eterm* ERTS_RESTRICT ptr, Uint sz, Eterm** hpp, case EXTERNAL_REF_SUBTAG: { ExternalThing* etp = (ExternalThing *) (tp-1); - erts_refc_inc(&etp->node->refc, 2); + erts_ref_node_entry(etp->node, 2, make_boxed(hp-1)); } off_heap_common: { diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c index 15642e1669..b50c8273b1 100644 --- a/erts/emulator/beam/dist.c +++ b/erts/emulator/beam/dist.c @@ -50,19 +50,26 @@ #define DIST_CTL_DEFAULT_SIZE 64 /* Turn this on to get printouts of all distribution messages - * which go on the line + * which go on the line. Enabling this may make some testcases + * fail. Especially the broken dist testcases in distribution_SUITE. */ #if 0 #define ERTS_DIST_MSG_DBG +FILE *dbg_file; #endif #if 0 +/* Enable this to print the dist debug messages to a file instead */ +#define ERTS_DIST_MSG_DBG_FILE "/tmp/dist_dbg.%d" +#endif +#if 0 +/* Enable this to print the raw bytes sent and received */ #define ERTS_RAW_DIST_MSG_DBG #endif #if defined(ERTS_DIST_MSG_DBG) || defined(ERTS_RAW_DIST_MSG_DBG) static void bw(byte *buf, ErlDrvSizeT sz) { - bin_write(ERTS_PRINT_STDERR, NULL, buf, sz); + bin_write(ERTS_PRINT_FILE, dbg_file, buf, sz); } #endif @@ -70,39 +77,93 @@ static void bw(byte *buf, ErlDrvSizeT sz) static void dist_msg_dbg(ErtsDistExternal *edep, char *what, byte *buf, int sz) { - ErtsHeapFactory factory; - DeclareTmpHeapNoproc(ctl_default,DIST_CTL_DEFAULT_SIZE); - Eterm* ctl = ctl_default; - byte *extp = edep->extp; + byte *extp = edep->data->extp; Eterm msg; Sint ctl_len; - Sint size = ctl_len = erts_decode_dist_ext_size(edep); + Sint size = ctl_len = erts_decode_dist_ext_size(edep, 0); if (size < 0) { - erts_fprintf(stderr, + erts_fprintf(dbg_file, "DIST MSG DEBUG: erts_decode_dist_ext_size(%s) failed:\n", what); bw(buf, sz); } else { - ErlHeapFragment *mbuf = new_message_buffer(size); - erts_factory_static_init(&factory, ctl, ctl_len, &mbuf->off_heap); - msg = erts_decode_dist_ext(&factory, edep); + ErtsHeapFactory factory; + ErtsMessage *mbuf = erts_factory_message_create(&factory, NULL, 0, ctl_len); + /* Set mbuf msg to NIL as erts_factory_undo will fail otherwise */ + ERL_MESSAGE_TERM(mbuf) = NIL; + msg = erts_decode_dist_ext(&factory, edep, 0); if (is_value(msg)) - erts_fprintf(stderr, " %s: %T\n", what, msg); + erts_fprintf(dbg_file, " %s: %.80T\n", what, msg); else { - erts_fprintf(stderr, + erts_fprintf(dbg_file, "DIST MSG DEBUG: erts_decode_dist_ext(%s) failed:\n", what); bw(buf, sz); } - free_message_buffer(mbuf); - edep->extp = extp; + erts_factory_undo(&factory); + edep->data->extp = extp; } } +static char *erts_dop_to_string(enum dop dop) { + if (dop == DOP_LINK) + return "LINK"; + if (dop == DOP_SEND) + return "SEND"; + if (dop == DOP_EXIT) + return "EXIT"; + if (dop == DOP_UNLINK) + return "UNLINK"; + if (dop == DOP_REG_SEND) + return "REG_SEND"; + if (dop == DOP_GROUP_LEADER) + return "GROUP_LEADER"; + if (dop == DOP_EXIT2) + return "EXIT2"; + if (dop == DOP_SEND_TT) + return "SEND_TT"; + if (dop == DOP_EXIT_TT) + return "EXIT_TT"; + if (dop == DOP_REG_SEND_TT) + return "REG_SEND_TT"; + if (dop == DOP_EXIT2_TT) + return "EXIT2_TT"; + if (dop == DOP_MONITOR_P) + return "MONITOR_P"; + if (dop == DOP_DEMONITOR_P) + return "DEMONITOR_P"; + if (dop == DOP_MONITOR_P_EXIT) + return "MONITOR_P_EXIT"; + if (dop == DOP_SEND_SENDER) + return "SEND_SENDER"; + if (dop == DOP_SEND_SENDER_TT) + return "SEND_SENDER_TT"; + if (dop == DOP_PAYLOAD_EXIT) + return "PAYLOAD_EXIT"; + if (dop == DOP_PAYLOAD_EXIT_TT) + return "PAYLOAD_EXIT_TT"; + if (dop == DOP_PAYLOAD_EXIT2) + return "PAYLOAD_EXIT2"; + if (dop == DOP_PAYLOAD_EXIT2_TT) + return "PAYLOAD_EXIT2_TT"; + if (dop == DOP_PAYLOAD_MONITOR_P_EXIT) + return "PAYLOAD_MONITOR_P_EXIT"; + ASSERT(0); + return "UNKNOWN"; +} + #endif +#if defined(VALGRIND) +#include <valgrind/valgrind.h> +#include <valgrind/memcheck.h> +# define PURIFY_MSG(msg) \ + VALGRIND_PRINTF("%s, line %d: %s", __FILE__, __LINE__, msg) +#else +# define PURIFY_MSG(msg) +#endif int erts_is_alive; /* System must be blocked on change */ int erts_dist_buf_busy_limit; @@ -116,12 +177,17 @@ static Export *dist_ctrl_put_data_trap; /* forward declarations */ -static int dsig_send_ctl(ErtsDSigData* dsdp, Eterm ctl, int force_busy); +static void erts_schedule_dist_command(Port *, DistEntry *); +static int dsig_send_exit(ErtsDSigSendContext *ctx, Eterm ctl, Eterm msg); +static int dsig_send_ctl(ErtsDSigSendContext *ctx, Eterm ctl); static void send_nodes_mon_msgs(Process *, Eterm, Eterm, Eterm, Eterm); static void init_nodes_monitors(void); static Sint abort_connection(DistEntry* dep, Uint32 conn_id); static ErtsDistOutputBuf* clear_de_out_queues(DistEntry*); static void free_de_out_queues(DistEntry*, ErtsDistOutputBuf*); +int erts_dist_seq_tree_foreach_delete_yielding(DistSeqNode **root, + void **vyspp, + Sint limit); static erts_atomic_t no_caches; static erts_atomic_t no_nodes; @@ -142,7 +208,6 @@ delete_cache(ErtsAtomCache *cache) } } - static void create_cache(DistEntry *dep) { @@ -185,32 +250,36 @@ get_suspended_on_de(DistEntry *dep, erts_aint32_t unset_qflgs) } } -#define ERTS_MON_LNK_FIRE_LIMIT 100 +#define ERTS_MON_LNK_FIRE_REDS 40 -static void monitor_connection_down(ErtsMonitor *mon, void *unused) +static int monitor_connection_down(ErtsMonitor *mon, void *unused, Sint reds) { if (erts_monitor_is_origin(mon)) erts_proc_sig_send_demonitor(mon); else erts_proc_sig_send_monitor_down(mon, am_noconnection); + return ERTS_MON_LNK_FIRE_REDS; } -static void link_connection_down(ErtsLink *lnk, void *vdist) +static int link_connection_down(ErtsLink *lnk, void *vdist, Sint reds) { erts_proc_sig_send_link_exit(NULL, THE_NON_VALUE, lnk, am_noconnection, NIL); + return ERTS_MON_LNK_FIRE_REDS; } typedef enum { ERTS_CML_CLEANUP_STATE_LINKS, ERTS_CML_CLEANUP_STATE_MONITORS, ERTS_CML_CLEANUP_STATE_ONAME_MONITORS, + ERTS_CML_CLEANUP_STATE_SEQUENCES, ERTS_CML_CLEANUP_STATE_NODE_MONITORS -} ErtsConMonLnkCleaupState; +} ErtsConMonLnkSeqCleanupState; typedef struct { - ErtsConMonLnkCleaupState state; + ErtsConMonLnkSeqCleanupState state; ErtsMonLnkDist *dist; + DistSeqNode *seq; void *yield_state; int trigger_node_monitors; Eterm nodename; @@ -218,49 +287,58 @@ typedef struct { Eterm reason; ErlOffHeap oh; Eterm heap[1]; -} ErtsConMonLnkCleanup; +} ErtsConMonLnkSeqCleanup; static void -con_monitor_link_cleanup(void *vcmlcp) +con_monitor_link_seq_cleanup(void *vcmlcp) { - ErtsConMonLnkCleanup *cmlcp = vcmlcp; + ErtsConMonLnkSeqCleanup *cmlcp = vcmlcp; ErtsMonLnkDist *dist = cmlcp->dist; ErtsSchedulerData *esdp; - int yield; + int reds = CONTEXT_REDS; switch (cmlcp->state) { case ERTS_CML_CLEANUP_STATE_LINKS: - yield = erts_link_list_foreach_delete_yielding(&dist->links, - link_connection_down, - NULL, &cmlcp->yield_state, - ERTS_MON_LNK_FIRE_LIMIT); - if (yield) + reds = erts_link_list_foreach_delete_yielding(&dist->links, + link_connection_down, + NULL, &cmlcp->yield_state, + reds); + if (reds <= 0) break; ASSERT(!cmlcp->yield_state); cmlcp->state = ERTS_CML_CLEANUP_STATE_MONITORS; case ERTS_CML_CLEANUP_STATE_MONITORS: - yield = erts_monitor_list_foreach_delete_yielding(&dist->monitors, - monitor_connection_down, - NULL, &cmlcp->yield_state, - ERTS_MON_LNK_FIRE_LIMIT); - if (yield) + reds = erts_monitor_list_foreach_delete_yielding(&dist->monitors, + monitor_connection_down, + NULL, &cmlcp->yield_state, + reds); + if (reds <= 0) break; ASSERT(!cmlcp->yield_state); cmlcp->state = ERTS_CML_CLEANUP_STATE_ONAME_MONITORS; case ERTS_CML_CLEANUP_STATE_ONAME_MONITORS: - yield = erts_monitor_tree_foreach_delete_yielding(&dist->orig_name_monitors, - monitor_connection_down, - NULL, &cmlcp->yield_state, - ERTS_MON_LNK_FIRE_LIMIT/2); - if (yield) + reds = erts_monitor_tree_foreach_delete_yielding(&dist->orig_name_monitors, + monitor_connection_down, + NULL, &cmlcp->yield_state, + reds); + if (reds <= 0) break; cmlcp->dist = NULL; erts_mon_link_dist_dec_refc(dist); ASSERT(!cmlcp->yield_state); + cmlcp->state = ERTS_CML_CLEANUP_STATE_SEQUENCES; + case ERTS_CML_CLEANUP_STATE_SEQUENCES: + reds = erts_dist_seq_tree_foreach_delete_yielding(&cmlcp->seq, + &cmlcp->yield_state, + reds); + if (reds <= 0) + break; + + ASSERT(!cmlcp->yield_state); cmlcp->state = ERTS_CML_CLEANUP_STATE_NODE_MONITORS; case ERTS_CML_CLEANUP_STATE_NODE_MONITORS: if (cmlcp->trigger_node_monitors) { @@ -280,22 +358,23 @@ con_monitor_link_cleanup(void *vcmlcp) esdp = erts_get_scheduler_data(); ASSERT(esdp && esdp->type == ERTS_SCHED_NORMAL); erts_schedule_misc_aux_work((int) esdp->no, - con_monitor_link_cleanup, + con_monitor_link_seq_cleanup, (void *) cmlcp); } static void -schedule_con_monitor_link_cleanup(ErtsMonLnkDist *dist, - Eterm nodename, - Eterm visability, - Eterm reason) +schedule_con_monitor_link_seq_cleanup(ErtsMonLnkDist *dist, + DistSeqNode *seq, + Eterm nodename, + Eterm visability, + Eterm reason) { - if (dist || is_value(nodename)) { + if (dist || is_value(nodename) || seq) { ErtsSchedulerData *esdp; - ErtsConMonLnkCleanup *cmlcp; + ErtsConMonLnkSeqCleanup *cmlcp; Uint rsz, size; - size = sizeof(ErtsConMonLnkCleanup); + size = sizeof(ErtsConMonLnkSeqCleanup); if (is_non_value(reason) || is_immed(reason)) { rsz = 0; @@ -322,6 +401,8 @@ schedule_con_monitor_link_cleanup(ErtsMonLnkDist *dist, erts_mtx_unlock(&dist->mtx); } + cmlcp->seq = seq; + cmlcp->trigger_node_monitors = is_value(nodename); cmlcp->nodename = nodename; cmlcp->visability = visability; @@ -335,13 +416,13 @@ schedule_con_monitor_link_cleanup(ErtsMonLnkDist *dist, esdp = erts_get_scheduler_data(); ASSERT(esdp && esdp->type == ERTS_SCHED_NORMAL); erts_schedule_misc_aux_work((int) esdp->no, - con_monitor_link_cleanup, + con_monitor_link_seq_cleanup, (void *) cmlcp); } } /* -** A full node name constists of a "n@h" +** A full node name consists of a "n@h" ** ** n must be a valid node name: string of ([a-z][A-Z][0-9]_-)+ ** @@ -558,6 +639,7 @@ int erts_do_net_exits(DistEntry *dep, Eterm reason) } else { /* Call from distribution controller (port/process) */ ErtsMonLnkDist *mld; + DistSeqNode *sequences; ErtsAtomCache *cache; ErtsProcList *suspendees; ErtsDistOutputBuf *obuf; @@ -587,6 +669,9 @@ int erts_do_net_exits(DistEntry *dep, Eterm reason) mld = dep->mld; dep->mld = NULL; + sequences = dep->sequences; + dep->sequences = NULL; + nodename = dep->sysname; flags = dep->flags; @@ -610,14 +695,15 @@ int erts_do_net_exits(DistEntry *dep, Eterm reason) erts_de_rwunlock(dep); - schedule_con_monitor_link_cleanup(mld, - nodename, - (flags & DFLAG_PUBLISHED - ? am_visible - : am_hidden), - (reason == am_normal - ? am_connection_closed - : reason)); + schedule_con_monitor_link_seq_cleanup(mld, + sequences, + nodename, + (flags & DFLAG_PUBLISHED + ? am_visible + : am_hidden), + (reason == am_normal + ? am_connection_closed + : reason)); erts_resume_processes(suspendees); @@ -651,6 +737,16 @@ void init_dist(void) { init_nodes_monitors(); +#ifdef ERTS_DIST_MSG_DBG_FILE + { + char buff[255]; + sprintf(buff, ERTS_DIST_MSG_DBG_FILE, getpid()); + dbg_file = fopen(buff,"w+"); + } +#elif defined (ERTS_DIST_MSG_DBG) + dbg_file = stderr; +#endif + nodedown.reason = NIL; nodedown.bp = NULL; @@ -674,21 +770,79 @@ void init_dist(void) } } -#define ErtsDistOutputBuf2Binary(OB) \ - ((Binary *) (((char *) (OB)) - offsetof(Binary, orig_bytes))) +#define ErtsDistOutputBuf2Binary(OB) OB->bin + +#ifdef DEBUG + +struct obuf_list; +struct obuf_list { + erts_refc_t refc; + struct obuf_list *next; + struct obuf_list *prev; +}; +#define obuf_list_size sizeof(struct obuf_list) +static struct obuf_list *erts_obuf_list = NULL; +static erts_mtx_t erts_obuf_list_mtx; + +static void +insert_obuf(struct obuf_list *obuf, erts_aint_t initial) { + erts_mtx_lock(&erts_obuf_list_mtx); + obuf->next = erts_obuf_list; + obuf->prev = NULL; + erts_refc_init(&obuf->refc, initial); + if (erts_obuf_list) + erts_obuf_list->prev = obuf; + erts_obuf_list = obuf; + erts_mtx_unlock(&erts_obuf_list_mtx); +} + +static void +remove_obuf(struct obuf_list *obuf) { + if (erts_refc_dectest(&obuf->refc, 0) == 0) { + erts_mtx_lock(&erts_obuf_list_mtx); + if (obuf->prev) { + obuf->prev->next = obuf->next; + } else { + erts_obuf_list = obuf->next; + } + if (obuf->next) obuf->next->prev = obuf->prev; + erts_mtx_unlock(&erts_obuf_list_mtx); + } +} + +void check_obuf(void); +void check_obuf(void) { + erts_mtx_lock(&erts_obuf_list_mtx); + ERTS_ASSERT(erts_obuf_list == NULL); + erts_mtx_unlock(&erts_obuf_list_mtx); +} +#else +#define insert_obuf(...) +#define remove_obuf(...) +#define obuf_list_size 0 +#endif static ERTS_INLINE ErtsDistOutputBuf * -alloc_dist_obuf(Uint size) +alloc_dist_obuf(Uint size, Uint headers) { + int i; ErtsDistOutputBuf *obuf; - Uint obuf_size = sizeof(ErtsDistOutputBuf)+sizeof(byte)*(size-1); + Uint obuf_size = sizeof(ErtsDistOutputBuf)*(headers) + + sizeof(byte)*size + obuf_list_size; Binary *bin = erts_bin_drv_alloc(obuf_size); - obuf = (ErtsDistOutputBuf *) &bin->orig_bytes[0]; + size += obuf_list_size; + obuf = (ErtsDistOutputBuf *) &bin->orig_bytes[size]; + erts_refc_add(&bin->intern.refc, headers - 1, 1); + for (i = 0; i < headers; i++) { + obuf[i].bin = bin; + obuf[i].extp = (byte *)&bin->orig_bytes[0] + obuf_list_size; #ifdef DEBUG - obuf->dbg_pattern = ERTS_DIST_OUTPUT_BUF_DBG_PATTERN; - obuf->alloc_endp = obuf->data + size; - ASSERT(bin == ErtsDistOutputBuf2Binary(obuf)); + obuf[i].dbg_pattern = ERTS_DIST_OUTPUT_BUF_DBG_PATTERN; + obuf[i].alloc_endp = obuf->extp + size; + ASSERT(bin == ErtsDistOutputBuf2Binary(obuf)); #endif + } + insert_obuf((struct obuf_list*)&bin->orig_bytes[0], headers); return obuf; } @@ -697,14 +851,17 @@ free_dist_obuf(ErtsDistOutputBuf *obuf) { Binary *bin = ErtsDistOutputBuf2Binary(obuf); ASSERT(obuf->dbg_pattern == ERTS_DIST_OUTPUT_BUF_DBG_PATTERN); - erts_bin_release(bin); + remove_obuf((struct obuf_list*)&bin->orig_bytes[0]); + if (erts_refc_dectest(&bin->intern.refc, 0) == 0) { + erts_bin_free(bin); + } } static ERTS_INLINE Sint size_obuf(ErtsDistOutputBuf *obuf) { - Binary *bin = ErtsDistOutputBuf2Binary(obuf); - return bin->orig_size; + return sizeof(ErtsDistOutputBuf) + (obuf->ext_endp - obuf->ext_start) + + (obuf->hdr_endp - obuf->hdrp); } static ErtsDistOutputBuf* clear_de_out_queues(DistEntry* dep) @@ -758,18 +915,20 @@ static void free_de_out_queues(DistEntry* dep, ErtsDistOutputBuf *obuf) int erts_dsend_context_dtor(Binary* ctx_bin) { - ErtsSendContext* ctx = ERTS_MAGIC_BIN_DATA(ctx_bin); - switch (ctx->dss.phase) { + ErtsDSigSendContext* ctx = ERTS_MAGIC_BIN_DATA(ctx_bin); + switch (ctx->phase) { case ERTS_DSIG_SEND_PHASE_MSG_SIZE: - DESTROY_SAVED_WSTACK(&ctx->dss.u.sc.wstack); + DESTROY_SAVED_WSTACK(&ctx->u.sc.wstack); break; case ERTS_DSIG_SEND_PHASE_MSG_ENCODE: - DESTROY_SAVED_WSTACK(&ctx->dss.u.ec.wstack); + DESTROY_SAVED_WSTACK(&ctx->u.ec.wstack); break; default:; } - if (ctx->dss.phase >= ERTS_DSIG_SEND_PHASE_ALLOC && ctx->dss.obuf) { - free_dist_obuf(ctx->dss.obuf); + if (ctx->phase >= ERTS_DSIG_SEND_PHASE_ALLOC && ctx->obuf) { + int i; + for (i = 0; i < ctx->fragments; i++) + free_dist_obuf(&ctx->obuf[i]); } if (ctx->deref_dep) erts_deref_dist_entry(ctx->dep); @@ -777,10 +936,10 @@ int erts_dsend_context_dtor(Binary* ctx_bin) return 1; } -Eterm erts_dsend_export_trap_context(Process* p, ErtsSendContext* ctx) +Eterm erts_dsend_export_trap_context(Process* p, ErtsDSigSendContext* ctx) { struct exported_ctx { - ErtsSendContext ctx; + ErtsDSigSendContext ctx; ErtsAtomCacheMap acm; }; Binary* ctx_bin = erts_create_magic_binary(sizeof(struct exported_ctx), @@ -788,12 +947,12 @@ Eterm erts_dsend_export_trap_context(Process* p, ErtsSendContext* ctx) struct exported_ctx* dst = ERTS_MAGIC_BIN_DATA(ctx_bin); Eterm* hp = HAlloc(p, ERTS_MAGIC_REF_THING_SIZE); - sys_memcpy(&dst->ctx, ctx, sizeof(ErtsSendContext)); - ASSERT(ctx->dss.ctl == make_tuple(ctx->ctl_heap)); - dst->ctx.dss.ctl = make_tuple(dst->ctx.ctl_heap); - if (ctx->dss.acmp) { - sys_memcpy(&dst->acm, ctx->dss.acmp, sizeof(ErtsAtomCacheMap)); - dst->ctx.dss.acmp = &dst->acm; + sys_memcpy(&dst->ctx, ctx, sizeof(ErtsDSigSendContext)); + ASSERT(ctx->ctl == make_tuple(ctx->ctl_heap)); + dst->ctx.ctl = make_tuple(dst->ctx.ctl_heap); + if (ctx->acmp) { + sys_memcpy(&dst->acm, ctx->acmp, sizeof(ErtsAtomCacheMap)); + dst->ctx.acmp = &dst->acm; } return erts_mk_magic_ref(&hp, &MSO(p), ctx_bin); } @@ -814,71 +973,58 @@ Eterm erts_dsend_export_trap_context(Process* p, ErtsSendContext* ctx) ** Send a DOP_LINK link message */ int -erts_dsig_send_link(ErtsDSigData *dsdp, Eterm local, Eterm remote) +erts_dsig_send_link(ErtsDSigSendContext *ctx, Eterm local, Eterm remote) { - DeclareTmpHeapNoproc(ctl_heap,4); - Eterm ctl = TUPLE3(&ctl_heap[0], make_small(DOP_LINK), local, remote); - int res; - UseTmpHeapNoproc(4); - - res = dsig_send_ctl(dsdp, ctl, 0); - UnUseTmpHeapNoproc(4); - return res; + Eterm ctl = TUPLE3(&ctx->ctl_heap[0], make_small(DOP_LINK), local, remote); + return dsig_send_ctl(ctx, ctl); } int -erts_dsig_send_unlink(ErtsDSigData *dsdp, Eterm local, Eterm remote) +erts_dsig_send_unlink(ErtsDSigSendContext *ctx, Eterm local, Eterm remote) { - DeclareTmpHeapNoproc(ctl_heap,4); - Eterm ctl = TUPLE3(&ctl_heap[0], make_small(DOP_UNLINK), local, remote); - int res; - - UseTmpHeapNoproc(4); - res = dsig_send_ctl(dsdp, ctl, 0); - UnUseTmpHeapNoproc(4); - return res; + Eterm ctl = TUPLE3(&ctx->ctl_heap[0], make_small(DOP_UNLINK), local, remote); + return dsig_send_ctl(ctx, ctl); } /* A local process that's being monitored by a remote one exits. We send: {DOP_MONITOR_P_EXIT, Local pid or name, Remote pid, ref, reason} */ int -erts_dsig_send_m_exit(ErtsDSigData *dsdp, Eterm watcher, Eterm watched, - Eterm ref, Eterm reason) +erts_dsig_send_m_exit(ErtsDSigSendContext *ctx, Eterm watcher, Eterm watched, + Eterm ref, Eterm reason) { - Eterm ctl; - DeclareTmpHeapNoproc(ctl_heap,6); - int res; + Eterm ctl, msg; - if (~dsdp->flags & (DFLAG_DIST_MONITOR | DFLAG_DIST_MONITOR_NAME)) { + if (~ctx->flags & (DFLAG_DIST_MONITOR | DFLAG_DIST_MONITOR_NAME)) { /* * Receiver does not support DOP_MONITOR_P_EXIT (see dsig_send_monitor) */ return ERTS_DSIG_SEND_OK; } - UseTmpHeapNoproc(6); - - ctl = TUPLE5(&ctl_heap[0], make_small(DOP_MONITOR_P_EXIT), - watched, watcher, ref, reason); + if (ctx->dep->flags & DFLAG_EXIT_PAYLOAD) { + ctl = TUPLE4(&ctx->ctl_heap[0], make_small(DOP_PAYLOAD_MONITOR_P_EXIT), + watched, watcher, ref); + msg = reason; + } else { + ctl = TUPLE5(&ctx->ctl_heap[0], make_small(DOP_MONITOR_P_EXIT), + watched, watcher, ref, reason); + msg = THE_NON_VALUE; + } - res = dsig_send_ctl(dsdp, ctl, 1); - UnUseTmpHeapNoproc(6); - return res; + return dsig_send_exit(ctx, ctl, msg); } /* We want to monitor a process (named or unnamed) on another node, we send: {DOP_MONITOR_P, Local pid, Remote pid or name, Ref}, which is exactly what's needed on the other side... */ int -erts_dsig_send_monitor(ErtsDSigData *dsdp, Eterm watcher, Eterm watched, +erts_dsig_send_monitor(ErtsDSigSendContext *ctx, Eterm watcher, Eterm watched, Eterm ref) { Eterm ctl; - DeclareTmpHeapNoproc(ctl_heap,5); - int res; - if (~dsdp->flags & (DFLAG_DIST_MONITOR | DFLAG_DIST_MONITOR_NAME)) { + if (~ctx->flags & (DFLAG_DIST_MONITOR | DFLAG_DIST_MONITOR_NAME)) { /* * Receiver does not support DOP_MONITOR_P. * Just avoid sending it and by doing that reduce this monitor @@ -888,48 +1034,40 @@ erts_dsig_send_monitor(ErtsDSigData *dsdp, Eterm watcher, Eterm watched, return ERTS_DSIG_SEND_OK; } - UseTmpHeapNoproc(5); - ctl = TUPLE4(&ctl_heap[0], + ctl = TUPLE4(&ctx->ctl_heap[0], make_small(DOP_MONITOR_P), watcher, watched, ref); - res = dsig_send_ctl(dsdp, ctl, 0); - UnUseTmpHeapNoproc(5); - return res; + return dsig_send_ctl(ctx, ctl); } /* A local process monitoring a remote one wants to stop monitoring, either because of a demonitor bif call or because the local process died. We send {DOP_DEMONITOR_P, Local pid, Remote pid or name, ref} */ int -erts_dsig_send_demonitor(ErtsDSigData *dsdp, Eterm watcher, - Eterm watched, Eterm ref, int force) +erts_dsig_send_demonitor(ErtsDSigSendContext *ctx, Eterm watcher, + Eterm watched, Eterm ref) { Eterm ctl; - DeclareTmpHeapNoproc(ctl_heap,5); - int res; - if (~dsdp->flags & (DFLAG_DIST_MONITOR | DFLAG_DIST_MONITOR_NAME)) { + if (~ctx->flags & (DFLAG_DIST_MONITOR | DFLAG_DIST_MONITOR_NAME)) { /* * Receiver does not support DOP_DEMONITOR_P (see dsig_send_monitor) */ return ERTS_DSIG_SEND_OK; } - UseTmpHeapNoproc(5); - ctl = TUPLE4(&ctl_heap[0], + ctl = TUPLE4(&ctx->ctl_heap[0], make_small(DOP_DEMONITOR_P), watcher, watched, ref); - res = dsig_send_ctl(dsdp, ctl, force); - UnUseTmpHeapNoproc(5); - return res; + return dsig_send_ctl(ctx, ctl); } -static int can_send_seqtrace_token(ErtsSendContext* ctx, Eterm token) { +static int can_send_seqtrace_token(ErtsDSigSendContext* ctx, Eterm token) { Eterm label; - if (ctx->dsd.flags & DFLAG_BIG_SEQTRACE_LABELS) { + if (ctx->flags & DFLAG_BIG_SEQTRACE_LABELS) { /* The other end is capable of handling arbitrary seq_trace labels. */ return 1; } @@ -945,11 +1083,11 @@ static int can_send_seqtrace_token(ErtsSendContext* ctx, Eterm token) { } int -erts_dsig_send_msg(Eterm remote, Eterm message, ErtsSendContext* ctx) +erts_dsig_send_msg(ErtsDSigSendContext* ctx, Eterm remote, Eterm message) { Eterm ctl; Eterm token = NIL; - Process *sender = ctx->dsd.proc; + Process *sender = ctx->c_p; int res; #ifdef USE_VM_PROBES Sint tok_label = 0; @@ -970,7 +1108,7 @@ erts_dsig_send_msg(Eterm remote, Eterm message, ErtsSendContext* ctx) *node_name = *sender_name = *receiver_name = '\0'; if (DTRACE_ENABLED(message_send) || DTRACE_ENABLED(message_send_remote)) { erts_snprintf(node_name, sizeof(DTRACE_CHARBUF_NAME(node_name)), - "%T", ctx->dsd.dep->sysname); + "%T", ctx->dep->sysname); erts_snprintf(sender_name, sizeof(DTRACE_CHARBUF_NAME(sender_name)), "%T", sender->common.id); erts_snprintf(receiver_name, sizeof(DTRACE_CHARBUF_NAME(receiver_name)), @@ -990,7 +1128,7 @@ erts_dsig_send_msg(Eterm remote, Eterm message, ErtsSendContext* ctx) send_token = (token != NIL && can_send_seqtrace_token(ctx, token)); - if (ctx->dsd.flags & DFLAG_SEND_SENDER) { + if (ctx->flags & DFLAG_SEND_SENDER) { dist_op = make_small(send_token ? DOP_SEND_SENDER_TT : DOP_SEND_SENDER); @@ -1013,21 +1151,18 @@ erts_dsig_send_msg(Eterm remote, Eterm message, ErtsSendContext* ctx) msize, tok_label, tok_lastcnt, tok_serial); DTRACE7(message_send_remote, sender_name, node_name, receiver_name, msize, tok_label, tok_lastcnt, tok_serial); - ctx->dss.ctl = ctl; - ctx->dss.msg = message; - ctx->dss.force_busy = 0; - res = erts_dsig_send(&ctx->dsd, &ctx->dss); + ctx->ctl = ctl; + ctx->msg = message; + res = erts_dsig_send(ctx); return res; } int -erts_dsig_send_reg_msg(Eterm remote_name, Eterm message, - ErtsSendContext* ctx) +erts_dsig_send_reg_msg(ErtsDSigSendContext* ctx, Eterm remote_name, Eterm message) { Eterm ctl; Eterm token = NIL; - Process *sender = ctx->dsd.proc; - int res; + Process *sender = ctx->c_p; #ifdef USE_VM_PROBES Sint tok_label = 0; Sint tok_lastcnt = 0; @@ -1047,7 +1182,7 @@ erts_dsig_send_reg_msg(Eterm remote_name, Eterm message, *node_name = *sender_name = *receiver_name = '\0'; if (DTRACE_ENABLED(message_send) || DTRACE_ENABLED(message_send_remote)) { erts_snprintf(node_name, sizeof(DTRACE_CHARBUF_NAME(node_name)), - "%T", ctx->dsd.dep->sysname); + "%T", ctx->dep->sysname); erts_snprintf(sender_name, sizeof(DTRACE_CHARBUF_NAME(sender_name)), "%T", sender->common.id); erts_snprintf(receiver_name, sizeof(DTRACE_CHARBUF_NAME(receiver_name)), @@ -1072,23 +1207,19 @@ erts_dsig_send_reg_msg(Eterm remote_name, Eterm message, msize, tok_label, tok_lastcnt, tok_serial); DTRACE7(message_send_remote, sender_name, node_name, receiver_name, msize, tok_label, tok_lastcnt, tok_serial); - ctx->dss.ctl = ctl; - ctx->dss.msg = message; - ctx->dss.force_busy = 0; - res = erts_dsig_send(&ctx->dsd, &ctx->dss); - return res; + ctx->ctl = ctl; + ctx->msg = message; + return erts_dsig_send(ctx); } /* local has died, deliver the exit signal to remote */ int -erts_dsig_send_exit_tt(ErtsDSigData *dsdp, Eterm local, Eterm remote, +erts_dsig_send_exit_tt(ErtsDSigSendContext *ctx, Eterm local, Eterm remote, Eterm reason, Eterm token) { - Eterm ctl; - DeclareTmpHeapNoproc(ctl_heap,6); - int res; + Eterm ctl, msg = THE_NON_VALUE; #ifdef USE_VM_PROBES - Process *sender = dsdp->proc; + Process *sender = ctx->c_p; Sint tok_label = 0; Sint tok_lastcnt = 0; Sint tok_serial = 0; @@ -1098,20 +1229,29 @@ erts_dsig_send_exit_tt(ErtsDSigData *dsdp, Eterm local, Eterm remote, DTRACE_CHARBUF(reason_str, 128); #endif - UseTmpHeapNoproc(6); + if (ctx->dep->flags & DFLAG_EXIT_PAYLOAD) + msg = reason; + if (have_seqtrace(token)) { - seq_trace_update_send(dsdp->proc); + seq_trace_update_send(ctx->c_p); seq_trace_output_exit(token, reason, SEQ_TRACE_SEND, remote, local); - ctl = TUPLE5(&ctl_heap[0], - make_small(DOP_EXIT_TT), local, remote, token, reason); + if (ctx->dep->flags & DFLAG_EXIT_PAYLOAD) { + ctl = TUPLE4(&ctx->ctl_heap[0], + make_small(DOP_PAYLOAD_EXIT_TT), local, remote, token); + } else + ctl = TUPLE5(&ctx->ctl_heap[0], + make_small(DOP_EXIT_TT), local, remote, token, reason); } else { - ctl = TUPLE4(&ctl_heap[0], make_small(DOP_EXIT), local, remote, reason); + if (ctx->dep->flags & DFLAG_EXIT_PAYLOAD) + ctl = TUPLE3(&ctx->ctl_heap[0], make_small(DOP_PAYLOAD_EXIT), local, remote); + else + ctl = TUPLE4(&ctx->ctl_heap[0], make_small(DOP_EXIT), local, remote, reason); } #ifdef USE_VM_PROBES *node_name = *sender_name = *remote_name = '\0'; if (DTRACE_ENABLED(process_exit_signal_remote)) { erts_snprintf(node_name, sizeof(DTRACE_CHARBUF_NAME(node_name)), - "%T", dsdp->dep->sysname); + "%T", ctx->dep->sysname); erts_snprintf(sender_name, sizeof(DTRACE_CHARBUF_NAME(sender_name)), "%T", sender->common.id); erts_snprintf(remote_name, sizeof(DTRACE_CHARBUF_NAME(remote_name)), @@ -1127,73 +1267,171 @@ erts_dsig_send_exit_tt(ErtsDSigData *dsdp, Eterm local, Eterm remote, #endif DTRACE7(process_exit_signal_remote, sender_name, node_name, remote_name, reason_str, tok_label, tok_lastcnt, tok_serial); - /* forced, i.e ignore busy */ - res = dsig_send_ctl(dsdp, ctl, 1); - UnUseTmpHeapNoproc(6); - return res; + return dsig_send_exit(ctx, ctl, msg); } int -erts_dsig_send_exit(ErtsDSigData *dsdp, Eterm local, Eterm remote, Eterm reason) +erts_dsig_send_exit(ErtsDSigSendContext *ctx, Eterm local, Eterm remote, Eterm reason) { - DeclareTmpHeapNoproc(ctl_heap,5); - int res; - Eterm ctl; + Eterm ctl, msg = ctx->dep->flags & DFLAG_EXIT_PAYLOAD ? reason : THE_NON_VALUE; - UseTmpHeapNoproc(5); - ctl = TUPLE4(&ctl_heap[0], - make_small(DOP_EXIT), local, remote, reason); - /* forced, i.e ignore busy */ - res = dsig_send_ctl(dsdp, ctl, 1); - UnUseTmpHeapNoproc(5); - return res; + if (ctx->dep->flags & DFLAG_EXIT_PAYLOAD) { + ctl = TUPLE3(&ctx->ctl_heap[0], make_small(DOP_PAYLOAD_EXIT), local, remote); + msg = reason; + } else { + ctl = TUPLE4(&ctx->ctl_heap[0], make_small(DOP_EXIT), local, remote, reason); + msg = THE_NON_VALUE; + } + return dsig_send_exit(ctx, ctl, msg); } int -erts_dsig_send_exit2(ErtsDSigData *dsdp, Eterm local, Eterm remote, Eterm reason) +erts_dsig_send_exit2(ErtsDSigSendContext *ctx, Eterm local, Eterm remote, Eterm reason) { - DeclareTmpHeapNoproc(ctl_heap,5); - int res; - Eterm ctl; + Eterm ctl, msg; - UseTmpHeapNoproc(5); - ctl = TUPLE4(&ctl_heap[0], - make_small(DOP_EXIT2), local, remote, reason); + if (ctx->dep->flags & DFLAG_EXIT_PAYLOAD) { + ctl = TUPLE3(&ctx->ctl_heap[0], + make_small(DOP_PAYLOAD_EXIT2), local, remote); + msg = reason; + } else { + ctl = TUPLE4(&ctx->ctl_heap[0], + make_small(DOP_EXIT2), local, remote, reason); + msg = THE_NON_VALUE; + } - res = dsig_send_ctl(dsdp, ctl, 0); - UnUseTmpHeapNoproc(5); - return res; + return dsig_send_exit(ctx, ctl, msg); } int -erts_dsig_send_group_leader(ErtsDSigData *dsdp, Eterm leader, Eterm remote) +erts_dsig_send_group_leader(ErtsDSigSendContext *ctx, Eterm leader, Eterm remote) { - DeclareTmpHeapNoproc(ctl_heap,4); - int res; Eterm ctl; - UseTmpHeapNoproc(4); - ctl = TUPLE3(&ctl_heap[0], + ctl = TUPLE3(&ctx->ctl_heap[0], make_small(DOP_GROUP_LEADER), leader, remote); - res = dsig_send_ctl(dsdp, ctl, 0); - UnUseTmpHeapNoproc(4); - return res; + return dsig_send_ctl(ctx, ctl); } -#if defined(PURIFY) -# define PURIFY_MSG(msg) \ - purify_printf("%s, line %d: %s", __FILE__, __LINE__, msg) -#elif defined(VALGRIND) -#include <valgrind/valgrind.h> -#include <valgrind/memcheck.h> +struct dist_sequences { + ErlHeapFragment hfrag; + struct dist_sequences *parent; + struct dist_sequences *left; + struct dist_sequences *right; + char is_red; -# define PURIFY_MSG(msg) \ - VALGRIND_PRINTF("%s, line %d: %s", __FILE__, __LINE__, msg) -#else -# define PURIFY_MSG(msg) -#endif + Uint64 seq_id; + int cnt; + Sint ctl_len; +}; + +#define ERTS_RBT_PREFIX dist_seq +#define ERTS_RBT_T DistSeqNode +#define ERTS_RBT_KEY_T Uint +#define ERTS_RBT_FLAGS_T int +#define ERTS_RBT_INIT_EMPTY_TNODE(T) \ + do { \ + (T)->parent = NULL; \ + (T)->left = NULL; \ + (T)->right = NULL; \ + (T)->is_red = 0; \ + } while(0) +#define ERTS_RBT_IS_RED(T) ((T)->is_red) +#define ERTS_RBT_SET_RED(T) ((T)->is_red = 1) +#define ERTS_RBT_IS_BLACK(T) (!ERTS_RBT_IS_RED(T)) +#define ERTS_RBT_SET_BLACK(T) ((T)->is_red = 0) +#define ERTS_RBT_GET_FLAGS(T) ((T)->is_red) +#define ERTS_RBT_SET_FLAGS(T, F) ((T)->is_red = F) +#define ERTS_RBT_GET_PARENT(T) ((T)->parent) +#define ERTS_RBT_SET_PARENT(T, P) ((T)->parent = P) +#define ERTS_RBT_GET_RIGHT(T) ((T)->right) +#define ERTS_RBT_SET_RIGHT(T, R) ((T)->right = (R)) +#define ERTS_RBT_GET_LEFT(T) ((T)->left) +#define ERTS_RBT_SET_LEFT(T, L) ((T)->left = (L)) +#define ERTS_RBT_GET_KEY(T) ((T)->seq_id) +#define ERTS_RBT_IS_LT(KX, KY) (KX < KY) +#define ERTS_RBT_IS_EQ(KX, KY) (KX == KY) +#define ERTS_RBT_WANT_DELETE +#define ERTS_RBT_WANT_LOOKUP_INSERT +#define ERTS_RBT_WANT_LOOKUP +#define ERTS_RBT_WANT_FOREACH +#define ERTS_RBT_WANT_FOREACH_DESTROY_YIELDING + +#include "erl_rbtree.h" + +struct erts_dist_seq_tree_foreach_iter_arg { + int (*func)(ErtsDistExternal *, void *, Sint); + void *arg; +}; + +static int +erts_dist_seq_tree_foreach_iter(DistSeqNode *seq, void *arg, Sint reds) +{ + struct erts_dist_seq_tree_foreach_iter_arg *state = arg; + return state->func(erts_get_dist_ext(&seq->hfrag), state->arg, reds); +} + +void +erts_dist_seq_tree_foreach(DistEntry *dep, int (*func)(ErtsDistExternal *, void *, Sint), void *arg) +{ + struct erts_dist_seq_tree_foreach_iter_arg state; + state.func = func; + state.arg = arg; + dist_seq_rbt_foreach(dep->sequences, erts_dist_seq_tree_foreach_iter, &state); +} + +static int dist_seq_cleanup(DistSeqNode *seq, void *unused, Sint reds) +{ + erts_free_dist_ext_copy(erts_get_dist_ext(&seq->hfrag)); + free_message_buffer(&seq->hfrag); + return 1; +} + +typedef struct { + DistSeqNode *root; + dist_seq_rbt_yield_state_t rbt_ystate; +} DistSeqNodeYieldState; + +int +erts_dist_seq_tree_foreach_delete_yielding(DistSeqNode **root, + void **vyspp, + Sint limit) +{ + DistSeqNodeYieldState ys = {*root, ERTS_RBT_YIELD_STAT_INITER}; + DistSeqNodeYieldState *ysp; + int res; + + ysp = (DistSeqNodeYieldState *) *vyspp; + if (!ysp) { + *root = NULL; + ysp = &ys; + } + res = dist_seq_rbt_foreach_destroy_yielding(&ysp->root, + dist_seq_cleanup, + NULL, + &ysp->rbt_ystate, + limit); + if (res > 0) { + if (ysp != &ys) + erts_free(ERTS_ALC_T_ML_YIELD_STATE, ysp); + *vyspp = NULL; + } + else { + + if (ysp == &ys) { + ysp = erts_alloc(ERTS_ALC_T_SEQ_YIELD_STATE, + sizeof(DistSeqNodeYieldState)); + sys_memcpy((void *) ysp, (void *) &ys, + sizeof(DistSeqNodeYieldState)); + } + + *vyspp = (void *) ysp; + } + + return res; +} /* ** Input from distribution port. @@ -1210,10 +1448,13 @@ int erts_net_message(Port *prt, Uint32 conn_id, byte *hbuf, ErlDrvSizeT hlen, + Binary *bin, byte *buf, ErlDrvSizeT len) { - ErtsDistExternal ede; + ErtsDistExternal ede, *edep = &ede; + ErtsDistExternalData ede_data; + ErlHeapFragment *ede_hfrag = NULL; Sint ctl_len; Eterm arg; Eterm from, to; @@ -1225,10 +1466,8 @@ int erts_net_message(Port *prt, DeclareTmpHeapNoproc(ctl_default,DIST_CTL_DEFAULT_SIZE); Eterm* ctl = ctl_default; ErtsHeapFactory factory; - Eterm* hp; Sint type; Eterm token; - Eterm token_size; Uint tuple_arity; int res; #ifdef ERTS_DIST_MSG_DBG @@ -1254,69 +1493,182 @@ int erts_net_message(Port *prt, } #ifdef ERTS_RAW_DIST_MSG_DBG - erts_fprintf(stderr, "<< "); + erts_fprintf(dbg_file, "RECV: "); bw(buf, len); #endif - res = erts_prepare_dist_ext(&ede, buf, len, dep, conn_id, dep->cache); + ede.data = &ede_data; + + res = erts_prepare_dist_ext(&ede, buf, len, bin, dep, conn_id, dep->cache); switch (res) { case ERTS_PREP_DIST_EXT_CLOSED: return 0; /* Connection not alive; ignore signal... */ case ERTS_PREP_DIST_EXT_FAILED: #ifdef ERTS_DIST_MSG_DBG - erts_fprintf(stderr, "DIST MSG DEBUG: erts_prepare_dist_ext() failed:\n"); + erts_fprintf(dbg_file, "DIST MSG DEBUG: erts_prepare_dist_ext() failed:\n"); bw(buf, orig_len); #endif goto data_error; case ERTS_PREP_DIST_EXT_SUCCESS: - ctl_len = erts_decode_dist_ext_size(&ede); + ctl_len = erts_decode_dist_ext_size(&ede, 1); if (ctl_len < 0) { #ifdef ERTS_DIST_MSG_DBG - erts_fprintf(stderr, "DIST MSG DEBUG: erts_decode_dist_ext_size(CTL) failed:\n"); + erts_fprintf(dbg_file, "DIST MSG DEBUG: erts_decode_dist_ext_size(CTL) failed:\n"); bw(buf, orig_len); #endif PURIFY_MSG("data error"); goto data_error; } + + /* A non-fragmented message */ + if (!ede.data->seq_id) { + if (ctl_len > DIST_CTL_DEFAULT_SIZE) { + ctl = erts_alloc(ERTS_ALC_T_DCTRL_BUF, ctl_len * sizeof(Eterm)); + } + + erts_factory_tmp_init(&factory, ctl, ctl_len, ERTS_ALC_T_DCTRL_BUF); + break; + } else { + DistSeqNode *seq; + Uint sz = erts_dist_ext_size(&ede); + Uint used_sz = ctl_len * sizeof(Eterm); + + /* We calculate the size of the heap fragment to be allocated. + The used_size part has to be larger that the ctl data and the + DistSeqNode. */ + if (used_sz + (sizeof(ErlHeapFragment) - sizeof(Eterm)) < sizeof(DistSeqNode)) + used_sz = sizeof(DistSeqNode) - (sizeof(ErlHeapFragment) - sizeof(Eterm)); + + seq = (DistSeqNode *)new_message_buffer((sz + used_sz) / sizeof(Eterm)); + seq->hfrag.used_size = used_sz / sizeof(Eterm); + + seq->ctl_len = ctl_len; + seq->seq_id = ede.data->seq_id; + seq->cnt = ede.data->frag_id; + if (dist_seq_rbt_lookup_insert(&dep->sequences, seq) != NULL) { + free_message_buffer(&seq->hfrag); + goto data_error; + } + + erts_make_dist_ext_copy(&ede, erts_get_dist_ext(&seq->hfrag)); + + if (ede.data->frag_id > 1) { + seq->cnt--; + return 0; + } + } + + /* fall through, the first fragment in the sequence was the last fragment */ + case ERTS_PREP_DIST_EXT_FRAG_CONT: { + DistSeqNode *seq = dist_seq_rbt_lookup(dep->sequences, ede.data->seq_id); + + if (!seq) + goto data_error; + + /* If we did a fall-though we already did this */ + if (res == ERTS_PREP_DIST_EXT_FRAG_CONT) + erts_dist_ext_frag(&ede_data, erts_get_dist_ext(&seq->hfrag)); + + /* Verify that the fragments have arrived in the correct order */ + if (seq->cnt != ede.data->frag_id) + goto data_error; + + seq->cnt--; + + /* Check if this was the last fragment */ + if (ede.data->frag_id > 1) + return 0; + + /* Last fragment arrived, time to dispatch the signal */ + dist_seq_rbt_delete(&dep->sequences, seq); + ctl_len = seq->ctl_len; + + /* Now that we no longer need the DistSeqNode we re-use the heapfragment + to decode the ctl msg into. We don't need the ctl message to be in + the heapfragment, but we decode into the heapfragment speculatively + in case there is a trace token that we need. */ + erts_factory_heap_frag_init(&factory, &seq->hfrag); + edep = erts_get_dist_ext(&seq->hfrag); + ede_hfrag = &seq->hfrag; + + /* If the sequence consisted of more than 1 fragment we create one large + binary out of all of the fragments. This because erts_decode_ext + cannot handle a segmented buffer. + TODO: Move this copy to as late as possible, preferably in in the + erts_decode_dist_ext in the receiving process. + */ + if (edep->data->frag_id > 1) { + Uint sz = 0; + Binary *bin; + int i; + byte *ep; + + for (i = 0; i < edep->data->frag_id; i++) + sz += edep->data[i].ext_endp - edep->data[i].extp; + + bin = erts_bin_nrml_alloc(sz); + ep = (byte*)bin->orig_bytes; + + for (i = 0; i < edep->data->frag_id; i++) { + sys_memcpy(ep, edep->data[i].extp, edep->data[i].ext_endp - edep->data[i].extp); + ep += edep->data[i].ext_endp - edep->data[i].extp; + erts_bin_release(edep->data[i].binp); + edep->data[i].binp = NULL; + edep->data[i].extp = NULL; + edep->data[i].ext_endp = NULL; + } + + edep->data->frag_id = 1; + edep->data->extp = (byte*)bin->orig_bytes; + edep->data->ext_endp = ep; + edep->data->binp = bin; + } + break; + } default: ERTS_INTERNAL_ERROR("Unexpected result from erts_prepare_dist_ext()"); break; } - if (ctl_len > DIST_CTL_DEFAULT_SIZE) { - ctl = erts_alloc(ERTS_ALC_T_DCTRL_BUF, ctl_len * sizeof(Eterm)); - } - hp = ctl; - - erts_factory_tmp_init(&factory, ctl, ctl_len, ERTS_ALC_T_DCTRL_BUF); - arg = erts_decode_dist_ext(&factory, &ede); + arg = erts_decode_dist_ext(&factory, edep, 1); if (is_non_value(arg)) { #ifdef ERTS_DIST_MSG_DBG - erts_fprintf(stderr, "DIST MSG DEBUG: erts_decode_dist_ext(CTL) failed:\n"); + erts_fprintf(dbg_file, "DIST MSG DEBUG: erts_decode_dist_ext(CTL) failed:\n"); bw(buf, orig_len); #endif PURIFY_MSG("data error"); goto decode_error; } -#ifdef ERTS_DIST_MSG_DBG - erts_fprintf(stderr, "<< CTL: %T\n", arg); -#endif + /* Fill the unused part of the hfrag with a bignum header */ + if (ede_hfrag && ede_hfrag->mem + ede_hfrag->used_size > factory.hp) { + Uint slot = factory.hp - ede_hfrag->mem; + ede_hfrag->mem[slot] = make_pos_bignum_header(ede_hfrag->used_size - slot - 1); + } if (is_not_tuple(arg) || (tuple = tuple_val(arg), (tuple_arity = arityval(*tuple)) < 1) || is_not_small(tuple[1])) { +#ifdef ERTS_DIST_MSG_DBG + if (is_tuple(arg) && arityval(*tuple) > 1) + erts_fprintf(dbg_file, "RECV: CTL: %s: %.80T\n", + erts_dop_to_string(unsigned_val(tuple[1])), arg); +#endif goto invalid_message; } - token_size = 0; +#ifdef ERTS_DIST_MSG_DBG + erts_fprintf(dbg_file, "RECV: CTL: %s: %.80T\n", + erts_dop_to_string(unsigned_val(tuple[1])), arg); +#endif + token = NIL; switch (type = unsigned_val(tuple[1])) { case DOP_LINK: { - ErtsDSigData dsd; + ErtsDSigSendContext ctx; int code; if (tuple_arity != 3) { @@ -1354,9 +1706,9 @@ int erts_net_message(Port *prt, erts_link_release_both(ldp); } - code = erts_dsig_prepare(&dsd, dep, NULL, 0, ERTS_DSP_NO_LOCK, 0, 0); + code = erts_dsig_prepare(&ctx, dep, NULL, 0, ERTS_DSP_NO_LOCK, 1, 1, 0); if (code == ERTS_DSIG_PREP_CONNECTED) { - code = erts_dsig_send_exit(&dsd, to, from, am_noproc); + code = erts_dsig_send_exit(&ctx, to, from, am_noproc); ASSERT(code == ERTS_DSIG_SEND_OK); } @@ -1389,7 +1741,7 @@ int erts_net_message(Port *prt, /* A remote process wants to monitor us, we get: {DOP_MONITOR_P, Remote pid, local pid or name, ref} */ Eterm pid, name; - ErtsDSigData dsd; + ErtsDSigSendContext ctx; int code; if (tuple_arity != 4) { @@ -1444,10 +1796,9 @@ int erts_net_message(Port *prt, } - code = erts_dsig_prepare(&dsd, dep, NULL, 0, ERTS_DSP_NO_LOCK, 0, 0); + code = erts_dsig_prepare(&ctx, dep, NULL, 0, ERTS_DSP_NO_LOCK, 1, 1, 0); if (code == ERTS_DSIG_PREP_CONNECTED) { - code = erts_dsig_send_m_exit(&dsd, watcher, watched, ref, - am_noproc); + code = erts_dsig_send_m_exit(&ctx, watcher, watched, ref, am_noproc); ASSERT(code == ERTS_DSIG_SEND_OK); } @@ -1506,7 +1857,6 @@ int erts_net_message(Port *prt, goto invalid_message; } - token_size = size_object(tuple[5]); /* Fall through ... */ case DOP_REG_SEND: /* {DOP_REG_SEND, From, Cookie, ToName} -- Message */ @@ -1521,7 +1871,7 @@ int erts_net_message(Port *prt, } #ifdef ERTS_DIST_MSG_DBG - dist_msg_dbg(&ede, "MSG", buf, orig_len); + dist_msg_dbg(edep, "MSG", buf, orig_len); #endif from = tuple[2]; @@ -1531,35 +1881,25 @@ int erts_net_message(Port *prt, } rp = erts_whereis_process(NULL, 0, to, 0, 0); if (rp) { - Uint xsize = (type == DOP_REG_SEND - ? 0 - : ERTS_HEAP_FRAG_SIZE(token_size)); ErtsProcLocks locks = 0; - ErtsDistExternal *ede_copy; - ede_copy = erts_make_dist_ext_copy(&ede, xsize); if (type == DOP_REG_SEND) { token = NIL; } else { - ErlHeapFragment *heap_frag; - ErlOffHeap *ohp; - ASSERT(xsize); - heap_frag = erts_dist_ext_trailer(ede_copy); - ERTS_INIT_HEAP_FRAG(heap_frag, token_size, token_size); - hp = heap_frag->mem; - ohp = &heap_frag->off_heap; token = tuple[5]; - token = copy_struct(token, token_size, &hp, ohp); } - erts_queue_dist_message(rp, locks, ede_copy, token, from); + erts_queue_dist_message(rp, locks, edep, ede_hfrag, token, from); + if (locks) erts_proc_unlock(rp, locks); - } + } else if (ede_hfrag) { + erts_free_dist_ext_copy(erts_get_dist_ext(ede_hfrag)); + free_message_buffer(ede_hfrag); + } break; case DOP_SEND_SENDER_TT: { - Uint xsize; case DOP_SEND_TT: if (tuple_arity != 4) { @@ -1567,15 +1907,12 @@ int erts_net_message(Port *prt, } token = tuple[4]; - token_size = size_object(token); - xsize = ERTS_HEAP_FRAG_SIZE(token_size); goto send_common; case DOP_SEND_SENDER: case DOP_SEND: token = NIL; - xsize = 0; if (tuple_arity != 3) goto invalid_message; @@ -1591,7 +1928,7 @@ int erts_net_message(Port *prt, : tuple[2] == am_Empty); #ifdef ERTS_DIST_MSG_DBG - dist_msg_dbg(&ede, "MSG", buf, orig_len); + dist_msg_dbg(edep, "MSG", buf, orig_len); #endif to = tuple[3]; if (is_not_pid(to)) { @@ -1600,39 +1937,38 @@ int erts_net_message(Port *prt, rp = erts_proc_lookup(to); if (rp) { ErtsProcLocks locks = 0; - ErtsDistExternal *ede_copy; - - ede_copy = erts_make_dist_ext_copy(&ede, xsize); - if (is_not_nil(token)) { - ErlHeapFragment *heap_frag; - ErlOffHeap *ohp; - ASSERT(xsize); - heap_frag = erts_dist_ext_trailer(ede_copy); - ERTS_INIT_HEAP_FRAG(heap_frag, token_size, token_size); - hp = heap_frag->mem; - ohp = &heap_frag->off_heap; - token = copy_struct(token, token_size, &hp, ohp); - } - erts_queue_dist_message(rp, locks, ede_copy, token, am_Empty); + erts_queue_dist_message(rp, locks, edep, ede_hfrag, token, am_Empty); if (locks) erts_proc_unlock(rp, locks); - } + } else if (ede_hfrag) { + erts_free_dist_ext_copy(erts_get_dist_ext(ede_hfrag)); + free_message_buffer(ede_hfrag); + } break; } + case DOP_PAYLOAD_MONITOR_P_EXIT: case DOP_MONITOR_P_EXIT: { + /* We are monitoring a process on the remote node which dies, we get {DOP_MONITOR_P_EXIT, Remote pid or name, Local pid, ref, reason} */ - - if (tuple_arity != 5) { - goto invalid_message; - } - watched = tuple[2]; /* remote proc or name which died */ - watcher = tuple[3]; + watched = tuple[2]; /* remote proc or name which died */ + watcher = tuple[3]; ref = tuple[4]; - reason = tuple[5]; + + if (type == DOP_PAYLOAD_MONITOR_P_EXIT) { + if (tuple_arity != 4) { + goto invalid_message; + } + reason = THE_NON_VALUE; + } else { + if (tuple_arity != 5) { + goto invalid_message; + } + reason = tuple[5]; + } if (is_not_ref(ref)) goto invalid_message; @@ -1648,70 +1984,125 @@ int erts_net_message(Port *prt, goto invalid_message; } - erts_proc_sig_send_dist_monitor_down(dep, ref, watched, - watcher, reason); + if (!erts_proc_lookup(watcher)) break; /* Process not alive */ + + if (reason == THE_NON_VALUE) { + +#ifdef ERTS_DIST_MSG_DBG + dist_msg_dbg(edep, "MSG", buf, orig_len); +#endif + + } + + erts_proc_sig_send_dist_monitor_down( + dep, ref, watched, watcher, edep, ede_hfrag, reason); break; } + case DOP_PAYLOAD_EXIT: + case DOP_PAYLOAD_EXIT_TT: case DOP_EXIT_TT: case DOP_EXIT: { + /* 'from', which 'to' is linked to, died */ + from = tuple[2]; + to = tuple[3]; + if (type == DOP_EXIT) { if (tuple_arity != 4) { goto invalid_message; } - - from = tuple[2]; - to = tuple[3]; - reason = tuple[4]; token = NIL; - } else { + reason = tuple[4]; + } else if (type == DOP_EXIT_TT){ if (tuple_arity != 5) { goto invalid_message; } - from = tuple[2]; - to = tuple[3]; token = tuple[4]; reason = tuple[5]; - } + } else if (type == DOP_PAYLOAD_EXIT) { + if (tuple_arity != 3) { + goto invalid_message; + } + token = NIL; + reason = THE_NON_VALUE; + } else { + if (tuple_arity != 4) { + goto invalid_message; + } + token = tuple[4]; + reason = THE_NON_VALUE; + } if (is_not_external_pid(from) || dep != external_pid_dist_entry(from) || is_not_internal_pid(to)) { goto invalid_message; } + if (!erts_proc_lookup(to)) break; /* Process not alive */ + + if (reason == THE_NON_VALUE) { +#ifdef ERTS_DIST_MSG_DBG + dist_msg_dbg(edep, "MSG", buf, orig_len); +#endif + } + erts_proc_sig_send_dist_link_exit(dep, - from, to, + from, to, edep, ede_hfrag, reason, token); break; } + case DOP_PAYLOAD_EXIT2_TT: + case DOP_PAYLOAD_EXIT2: case DOP_EXIT2_TT: - case DOP_EXIT2: + case DOP_EXIT2: { + /* 'from' is send an exit signal to 'to' */ + from = tuple[2]; + to = tuple[3]; + if (type == DOP_EXIT2) { if (tuple_arity != 4) { goto invalid_message; } - from = tuple[2]; - to = tuple[3]; reason = tuple[4]; token = NIL; - } else { + } else if (type == DOP_EXIT2_TT) { if (tuple_arity != 5) { goto invalid_message; } - from = tuple[2]; - to = tuple[3]; token = tuple[4]; reason = tuple[5]; - } - if (is_not_pid(from) || is_not_internal_pid(to)) { + } else if (type == DOP_PAYLOAD_EXIT2) { + if (tuple_arity != 3) { + goto invalid_message; + } + reason = THE_NON_VALUE; + token = NIL; + } else { + if (tuple_arity != 4) { + goto invalid_message; + } + reason = THE_NON_VALUE; + token = tuple[4]; + } + if (is_not_pid(from) + || dep != external_pid_dist_entry(from) + || is_not_internal_pid(to)) { goto invalid_message; } - erts_proc_sig_send_exit(NULL, from, to, reason, token, 0); - break; + if (!erts_proc_lookup(to)) break; /* Process not alive */ + if (reason == THE_NON_VALUE) { +#ifdef ERTS_DIST_MSG_DBG + dist_msg_dbg(edep, "MSG", buf, orig_len); +#endif + } + + erts_proc_sig_send_dist_exit(dep, from, to, edep, ede_hfrag, reason, token); + break; + } case DOP_GROUP_LEADER: if (tuple_arity != 3) { goto invalid_message; @@ -1725,13 +2116,15 @@ int erts_net_message(Port *prt, (void) erts_proc_sig_send_group_leader(NULL, to, from, NIL); break; - default: + default: goto invalid_message; } - erts_factory_close(&factory); - if (ctl != ctl_default) { - erts_free(ERTS_ALC_T_DCTRL_BUF, (void *) ctl); + if (ede_hfrag == NULL) { + erts_factory_close(&factory); + if (ctl != ctl_default) { + erts_free(ERTS_ALC_T_DCTRL_BUF, (void *) ctl); + } } UnUseTmpHeapNoproc(DIST_CTL_DEFAULT_SIZE); ERTS_CHK_NO_PROC_LOCKS; @@ -1744,9 +2137,14 @@ int erts_net_message(Port *prt, } decode_error: PURIFY_MSG("data error"); - erts_factory_close(&factory); - if (ctl != ctl_default) { - erts_free(ERTS_ALC_T_DCTRL_BUF, (void *) ctl); + if (ede_hfrag == NULL) { + erts_factory_close(&factory); + if (ctl != ctl_default) { + erts_free(ERTS_ALC_T_DCTRL_BUF, (void *) ctl); + } + } else { + erts_free_dist_ext_copy(erts_get_dist_ext(ede_hfrag)); + free_message_buffer(ede_hfrag); } data_error: UnUseTmpHeapNoproc(DIST_CTL_DEFAULT_SIZE); @@ -1755,18 +2153,21 @@ data_error: return -1; } -static int dsig_send_ctl(ErtsDSigData* dsdp, Eterm ctl, int force_busy) +static int dsig_send_exit(ErtsDSigSendContext *ctx, Eterm ctl, Eterm msg) +{ + ctx->ctl = ctl; + ctx->msg = msg; + return erts_dsig_send(ctx); +} + +static int dsig_send_ctl(ErtsDSigSendContext *ctx, Eterm ctl) { - struct erts_dsig_send_context ctx; int ret; - ctx.ctl = ctl; - ctx.msg = THE_NON_VALUE; - ctx.force_busy = force_busy; - ctx.phase = ERTS_DSIG_SEND_PHASE_INIT; -#ifdef DEBUG - ctx.reds = 1; /* provoke assert below (no reduction count without msg) */ -#endif - ret = erts_dsig_send(dsdp, &ctx); + ctx->ctl = ctl; + ctx->msg = THE_NON_VALUE; + ctx->from = THE_NON_VALUE; + ctx->reds = 1; /* provoke assert below (no reduction count without msg) */ + ret = erts_dsig_send(ctx); ASSERT(ret != ERTS_DSIG_SEND_CONTINUE); return ret; } @@ -1797,7 +2198,117 @@ notify_dist_data(Process *c_p, Eterm pid) } int -erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) +erts_dsig_prepare(ErtsDSigSendContext *ctx, + DistEntry *dep, + Process *proc, + ErtsProcLocks proc_locks, + ErtsDSigPrepLock dspl, + int no_suspend, + int no_trap, + int connect) +{ + int res; + + if (!erts_is_alive) + return ERTS_DSIG_PREP_NOT_ALIVE; + if (!dep) { + ASSERT(!connect); + return ERTS_DSIG_PREP_NOT_CONNECTED; + } + +#ifdef ERTS_ENABLE_LOCK_CHECK + if (connect) { + erts_proc_lc_might_unlock(proc, proc_locks); + } +#endif + +retry: + erts_de_rlock(dep); + + if (dep->state == ERTS_DE_STATE_CONNECTED) { + res = ERTS_DSIG_PREP_CONNECTED; + } + else if (dep->state == ERTS_DE_STATE_PENDING) { + res = ERTS_DSIG_PREP_PENDING; + } + else if (dep->state == ERTS_DE_STATE_EXITING) { + res = ERTS_DSIG_PREP_NOT_CONNECTED; + goto fail; + } + else if (connect) { + ASSERT(dep->state == ERTS_DE_STATE_IDLE); + erts_de_runlock(dep); + if (!erts_auto_connect(dep, proc, proc_locks)) { + return ERTS_DSIG_PREP_NOT_ALIVE; + } + goto retry; + } + else { + ASSERT(dep->state == ERTS_DE_STATE_IDLE); + res = ERTS_DSIG_PREP_NOT_CONNECTED; + goto fail; + } + + if (no_suspend) { + if (erts_atomic32_read_acqb(&dep->qflgs) & ERTS_DE_QFLG_BUSY) { + res = ERTS_DSIG_PREP_WOULD_SUSPEND; + goto fail; + } + } + + ctx->c_p = proc; + ctx->dep = dep; + ctx->deref_dep = 0; + ctx->cid = dep->cid; + ctx->connection_id = dep->connection_id; + ctx->no_suspend = no_suspend; + ctx->no_trap = no_trap; + ctx->flags = dep->flags; + ctx->return_term = am_true; + ctx->phase = ERTS_DSIG_SEND_PHASE_INIT; + ctx->from = proc ? proc->common.id : am_undefined; + ctx->reds = no_trap ? 1 : (Sint) (ERTS_BIF_REDS_LEFT(proc) * TERM_TO_BINARY_LOOP_FACTOR); + if (dspl == ERTS_DSP_NO_LOCK) + erts_de_runlock(dep); + return res; + + fail: + erts_de_runlock(dep); + return res; +} + +static +void erts_schedule_dist_command(Port *prt, DistEntry *dist_entry) +{ + DistEntry *dep; + Eterm id; + + if (prt) { + ERTS_LC_ASSERT(erts_lc_is_port_locked(prt)); + ASSERT((erts_atomic32_read_nob(&prt->state) + & ERTS_PORT_SFLGS_DEAD) == 0); + + dep = (DistEntry*) erts_prtsd_get(prt, ERTS_PRTSD_DIST_ENTRY); + ASSERT(dep); + id = prt->common.id; + } + else { + ASSERT(dist_entry); + ERTS_LC_ASSERT(erts_lc_rwmtx_is_rlocked(&dist_entry->rwmtx) + || erts_lc_rwmtx_is_rwlocked(&dist_entry->rwmtx)); + ASSERT(is_internal_port(dist_entry->cid)); + + dep = dist_entry; + id = dep->cid; + } + + if (!erts_atomic_xchg_mb(&dep->dist_cmd_scheduled, 1)) + erts_port_task_schedule(id, &dep->dist_cmd, ERTS_PORT_TASK_DIST_CMD); +} + + +int +erts_dsig_send(ErtsDSigSendContext *ctx) { int retval; Sint initial_reds = ctx->reds; @@ -1806,11 +2317,13 @@ erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) while (1) { switch (ctx->phase) { case ERTS_DSIG_SEND_PHASE_INIT: - ctx->flags = dsdp->flags; - ctx->c_p = dsdp->proc; + ctx->flags = ctx->flags; + ctx->c_p = ctx->c_p; - if (!ctx->c_p || dsdp->no_suspend) - ctx->force_busy = 1; + if (!ctx->c_p) { + ctx->no_trap = 1; + ctx->no_suspend = 1; + } ERTS_LC_ASSERT(!ctx->c_p || (ERTS_PROC_LOCK_MAIN @@ -1829,9 +2342,11 @@ erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) } #ifdef ERTS_DIST_MSG_DBG - erts_fprintf(stderr, ">> CTL: %T\n", ctx->ctl); + erts_fprintf(dbg_file, "SEND: CTL: %s: %.80T\n", + erts_dop_to_string(unsigned_val(tuple_val(ctx->ctl)[1])), + ctx->ctl); if (is_value(ctx->msg)) - erts_fprintf(stderr, " MSG: %T\n", ctx->msg); + erts_fprintf(dbg_file, " MSG: %.160T\n", ctx->msg); #endif ctx->data_size = ctx->max_finalize_prepend; @@ -1848,25 +2363,45 @@ erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) ctx->phase = ERTS_DSIG_SEND_PHASE_MSG_SIZE; case ERTS_DSIG_SEND_PHASE_MSG_SIZE: - if (erts_encode_dist_ext_size_int(ctx->msg, ctx, &ctx->data_size)) { - retval = ERTS_DSIG_SEND_CONTINUE; - goto done; - } + if (!ctx->no_trap) { + if (erts_encode_dist_ext_size_int(ctx->msg, ctx, &ctx->data_size)) { + retval = ERTS_DSIG_SEND_CONTINUE; + goto done; + } + } else { + erts_encode_dist_ext_size(ctx->msg, ctx->flags, ctx->acmp, &ctx->data_size); + } ctx->phase = ERTS_DSIG_SEND_PHASE_ALLOC; case ERTS_DSIG_SEND_PHASE_ALLOC: erts_finalize_atom_cache_map(ctx->acmp, ctx->flags); - ctx->dhdr_ext_size = erts_encode_ext_dist_header_size(ctx->acmp); - ctx->data_size += ctx->dhdr_ext_size; + if (ctx->flags & DFLAG_FRAGMENTS && is_value(ctx->msg) && is_not_immed(ctx->msg)) { + /* Calculate the max number of fragments that are needed */ + ASSERT(is_pid(ctx->from) && + "from has to be a pid because it is used as sequence id"); + ctx->fragments = ctx->data_size / ERTS_DIST_FRAGMENT_SIZE + 1; + } else + ctx->fragments = 1; + + ctx->dhdr_ext_size = erts_encode_ext_dist_header_size(ctx->acmp, ctx->fragments); - ctx->obuf = alloc_dist_obuf(ctx->data_size); - ctx->obuf->ext_endp = &ctx->obuf->data[0] + ctx->max_finalize_prepend + ctx->dhdr_ext_size; + ctx->obuf = alloc_dist_obuf( + ctx->dhdr_ext_size + ctx->data_size + + (ctx->fragments-1) * ERTS_DIST_FRAGMENT_HEADER_SIZE, + ctx->fragments); + ctx->obuf->ext_start = &ctx->obuf->extp[0]; + ctx->obuf->ext_endp = &ctx->obuf->extp[0] + ctx->max_finalize_prepend + ctx->dhdr_ext_size; /* Encode internal version of dist header */ - ctx->obuf->extp = erts_encode_ext_dist_header_setup(ctx->obuf->ext_endp, ctx->acmp); + ctx->obuf->extp = erts_encode_ext_dist_header_setup( + ctx->obuf->ext_endp, ctx->acmp, ctx->fragments, ctx->from); /* Encode control message */ erts_encode_dist_ext(ctx->ctl, &ctx->obuf->ext_endp, ctx->flags, ctx->acmp, NULL, NULL); + + ctx->obuf->hdrp = NULL; + ctx->obuf->hdr_endp = NULL; + if (is_non_value(ctx->msg)) { ctx->obuf->msg_start = NULL; ctx->phase = ERTS_DSIG_SEND_PHASE_FIN; @@ -1880,50 +2415,137 @@ erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) ctx->phase = ERTS_DSIG_SEND_PHASE_MSG_ENCODE; case ERTS_DSIG_SEND_PHASE_MSG_ENCODE: - if (erts_encode_dist_ext(ctx->msg, &ctx->obuf->ext_endp, ctx->flags, ctx->acmp, &ctx->u.ec, &ctx->reds)) { - retval = ERTS_DSIG_SEND_CONTINUE; - goto done; - } + if (!ctx->no_trap) { + if (erts_encode_dist_ext(ctx->msg, &ctx->obuf->ext_endp, ctx->flags, + ctx->acmp, &ctx->u.ec, &ctx->reds)) { + retval = ERTS_DSIG_SEND_CONTINUE; + goto done; + } + } else { + erts_encode_dist_ext(ctx->msg, &ctx->obuf->ext_endp, ctx->flags, + ctx->acmp, NULL, NULL); + } - ctx->phase = ERTS_DSIG_SEND_PHASE_FIN; + ctx->phase = ERTS_DSIG_SEND_PHASE_FIN; case ERTS_DSIG_SEND_PHASE_FIN: { - DistEntry *dep = dsdp->dep; - int suspended = 0; - int resume = 0; ASSERT(ctx->obuf->extp < ctx->obuf->ext_endp); - ASSERT(&ctx->obuf->data[0] <= ctx->obuf->extp - ctx->max_finalize_prepend); - ASSERT(ctx->obuf->ext_endp <= &ctx->obuf->data[0] + ctx->data_size); + ASSERT(((byte*)&ctx->obuf->bin->orig_bytes[0]+obuf_list_size) <= ctx->obuf->extp - ctx->max_finalize_prepend); + ASSERT(ctx->obuf->ext_endp <= ((byte*)ctx->obuf->bin->orig_bytes+obuf_list_size) + ctx->data_size + ctx->dhdr_ext_size); ctx->data_size = ctx->obuf->ext_endp - ctx->obuf->extp; - if (ctx->data_size > (Uint) INT_MAX) { - free_dist_obuf(ctx->obuf); - ctx->obuf = NULL; - retval = ERTS_DSIG_SEND_TOO_LRG; - goto done; - } ctx->obuf->hopefull_flags = ctx->u.ec.hopefull_flags; - /* + + if (ctx->fragments > 1) { + int fin_fragments; + int i; + byte *msg = ctx->obuf->msg_start, + *msg_end = ctx->obuf->ext_endp, + *hdrp = msg_end; + + ASSERT((ctx->obuf->hopefull_flags & ctx->flags) == ctx->obuf->hopefull_flags); + ASSERT(get_int64(ctx->obuf->extp + 1 + 1 + 8) == ctx->fragments); + + /* Now that encoding is done we know how large the term will + be so we adjust the number of fragments to send. Note that + this can mean that only 1 fragment is sent. */ + fin_fragments = (ctx->obuf->ext_endp - ctx->obuf->msg_start + ERTS_DIST_FRAGMENT_SIZE-1) / + ERTS_DIST_FRAGMENT_SIZE - 1; + + /* Update the frag_id in the DIST_FRAG_HEADER */ + put_int64(fin_fragments+1, ctx->obuf->extp + 1 + 1 + 8); + + if (fin_fragments > 0) + msg += ERTS_DIST_FRAGMENT_SIZE; + else + msg = msg_end; + ctx->obuf->next = &ctx->obuf[1]; + ctx->obuf->ext_endp = msg; + + /* Loop through all fragments, updating the output buffers + to be correct and also writing the DIST_FRAG_CONT header. */ + for (i = 1; i < fin_fragments + 1; i++) { + ctx->obuf[i].hopefull_flags = 0; + ctx->obuf[i].extp = msg; + ctx->obuf[i].ext_start = msg; + if (msg + ERTS_DIST_FRAGMENT_SIZE > msg_end) + ctx->obuf[i].ext_endp = msg_end; + else { + msg += ERTS_DIST_FRAGMENT_SIZE; + ctx->obuf[i].ext_endp = msg; + } + ASSERT(ctx->obuf[i].ext_endp > ctx->obuf[i].extp); + ctx->obuf[i].hdrp = erts_encode_ext_dist_header_fragment( + &hdrp, fin_fragments - i + 1, ctx->from); + ctx->obuf[i].hdr_endp = hdrp; + ctx->obuf[i].next = &ctx->obuf[i+1]; + } + /* If the initial fragment calculation was incorrect we free the + remaining output buffers. */ + for (; i < ctx->fragments; i++) { + free_dist_obuf(&ctx->obuf[i]); + } + if (!ctx->no_trap && !ctx->no_suspend) + ctx->reds -= ctx->fragments; + ctx->fragments = fin_fragments + 1; + } + + ctx->phase = ERTS_DSIG_SEND_PHASE_SEND; + + if (ctx->reds <= 0) { + retval = ERTS_DSIG_SEND_CONTINUE; + goto done; + } + } + case ERTS_DSIG_SEND_PHASE_SEND: { + /* * Signal encoded; now verify that the connection still exists, * and if so enqueue the signal and schedule it for send. */ - ctx->obuf->next = NULL; + DistEntry *dep = ctx->dep; + int suspended = 0; + int resume = 0; + int i; erts_de_rlock(dep); cid = dep->cid; if (dep->state == ERTS_DE_STATE_EXITING || dep->state == ERTS_DE_STATE_IDLE - || dep->connection_id != dsdp->connection_id) { + || dep->connection_id != ctx->connection_id) { /* Not the same connection as when we started; drop message... */ erts_de_runlock(dep); - free_dist_obuf(ctx->obuf); + for (i = 0; i < ctx->fragments; i++) + free_dist_obuf(&ctx->obuf[i]); + ctx->fragments = 0; } else { - Sint qsize; + Sint qsize = erts_atomic_read_nob(&dep->qsize); erts_aint32_t qflgs; ErtsProcList *plp = NULL; Eterm notify_proc = NIL; - Sint obsz = size_obuf(ctx->obuf); + Sint obsz; + int fragments; + + /* Calculate how many fragments to send. This depends on + the available space in the distr queue and the amount + of remaining reductions. */ + for (fragments = 0, obsz = 0; + fragments < ctx->fragments && + ((ctx->reds > 0 && (qsize + obsz) < erts_dist_buf_busy_limit) || + ctx->no_trap || ctx->no_suspend); + fragments++) { +#ifdef DEBUG + int reds = 100; +#else + int reds = 10; +#endif + if (!ctx->no_trap && !ctx->no_suspend) + ctx->reds -= reds; + obsz += size_obuf(&ctx->obuf[fragments]); + } + + ASSERT(fragments == ctx->fragments || + (!ctx->no_trap && !ctx->no_suspend)); erts_mtx_lock(&dep->qlock); qsize = erts_atomic_add_read_nob(&dep->qsize, (erts_aint_t) obsz); @@ -1944,7 +2566,7 @@ erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) /* else: requester will send itself the message... */ qflgs &= ~ERTS_DE_QFLG_REQ_INFO; } - if (!ctx->force_busy && (qflgs & ERTS_DE_QFLG_BUSY)) { + if (!ctx->no_suspend && (qflgs & ERTS_DE_QFLG_BUSY)) { erts_mtx_unlock(&dep->qlock); plp = erts_proclist_create(ctx->c_p); @@ -1953,14 +2575,27 @@ erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) erts_mtx_lock(&dep->qlock); } - /* Enqueue obuf on dist entry */ - if (dep->out_queue.last) - dep->out_queue.last->next = ctx->obuf; - else - dep->out_queue.first = ctx->obuf; - dep->out_queue.last = ctx->obuf; + if (fragments > 1) { + if (!ctx->obuf->hdrp) { + ASSERT(get_int64(ctx->obuf->extp + 10) == ctx->fragments); + } else { + ASSERT(get_int64(ctx->obuf->hdrp + 10) == ctx->fragments); + } + } + + if (fragments) { + ctx->obuf[fragments-1].next = NULL; + if (dep->out_queue.last) + dep->out_queue.last->next = ctx->obuf; + else + dep->out_queue.first = ctx->obuf; + dep->out_queue.last = &ctx->obuf[fragments-1]; - if (!ctx->force_busy) { + ctx->fragments -= fragments; + ctx->obuf = &ctx->obuf[fragments]; + } + + if (!ctx->no_suspend) { qflgs = erts_atomic32_read_nob(&dep->qflgs); if (!(qflgs & ERTS_DE_QFLG_BUSY)) { if (suspended) @@ -2007,6 +2642,13 @@ erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) * erroneously scheduled when it shouldn't be. */ } + /* More fragments left to be sent, yield and re-schedule */ + if (ctx->fragments) { + retval = ERTS_DSIG_SEND_CONTINUE; + if (!resume && erts_system_monitor_flags.busy_dist_port) + monitor_generic(ctx->c_p, am_busy_dist_port, cid); + goto done; + } } ctx->obuf = NULL; @@ -2091,9 +2733,9 @@ static Uint dist_port_commandv(Port *prt, ErtsDistOutputBuf *obuf) { int fpe_was_unmasked; - ErlDrvSizeT size; - SysIOVec iov[2]; - ErlDrvBinary* bv[2]; + ErlDrvSizeT size = 0; + SysIOVec iov[3]; + ErlDrvBinary* bv[3]; ErlIOVec eiov; ERTS_CHK_NO_PROC_LOCKS; @@ -2108,12 +2750,31 @@ dist_port_commandv(Port *prt, ErtsDistOutputBuf *obuf) eiov.vsize = 1; } else { - size = obuf->ext_endp - obuf->extp; + int i = 1; eiov.vsize = 2; - iov[1].iov_base = obuf->extp; - iov[1].iov_len = size; - bv[1] = Binary2ErlDrvBinary(ErtsDistOutputBuf2Binary(obuf)); + if (obuf->hdrp) { + eiov.vsize = 3; + iov[i].iov_base = obuf->hdrp; + iov[i].iov_len = obuf->hdr_endp - obuf->hdrp; + size += iov[i].iov_len; + bv[i] = Binary2ErlDrvBinary(ErtsDistOutputBuf2Binary(obuf)); +#ifdef ERTS_RAW_DIST_MSG_DBG + erts_fprintf(dbg_file, "SEND: "); + bw(iov[i].iov_base, iov[i].iov_len); +#endif + i++; + + } + + iov[i].iov_base = obuf->extp; + iov[i].iov_len = obuf->ext_endp - obuf->extp; +#ifdef ERTS_RAW_DIST_MSG_DBG + erts_fprintf(dbg_file, "SEND: "); + bw(iov[i].iov_base, iov[i].iov_len); +#endif + size += iov[i].iov_len; + bv[i] = Binary2ErlDrvBinary(ErtsDistOutputBuf2Binary(obuf)); } eiov.size = size; @@ -2220,6 +2881,23 @@ erts_dist_command(Port *prt, int initial_reds) dep->finalized_out_queue.first = NULL; dep->finalized_out_queue.last = NULL; +#ifdef DEBUG + { + Uint sz = 0; + ErtsDistOutputBuf *curr = oq.first; + while (curr) { + sz += size_obuf(curr); + curr = curr->next; + } + curr = foq.first; + while (curr) { + sz += size_obuf(curr); + curr = curr->next; + } + ASSERT(sz <= erts_atomic_read_nob(&dep->qsize)); + } +#endif + sched_flags = erts_atomic32_read_nob(&prt->sched.flags); if (reds < 0) @@ -2233,10 +2911,6 @@ erts_dist_command(Port *prt, int initial_reds) size = (*send)(prt, foq.first); erts_atomic64_inc_nob(&dep->out); esdp->io.out += (Uint64) size; -#ifdef ERTS_RAW_DIST_MSG_DBG - erts_fprintf(stderr, ">> "); - bw(foq.first->extp, size); -#endif reds -= ERTS_PORT_REDS_DIST_CMD_DATA(size); fob = foq.first; obufsize += size_obuf(fob); @@ -2305,15 +2979,11 @@ erts_dist_command(Port *prt, int initial_reds) preempt = 1; break; } - ASSERT(&oq.first->data[0] <= oq.first->extp - && oq.first->extp <= oq.first->ext_endp); + ASSERT(oq.first->bin->orig_bytes <= (char*)oq.first->extp + && oq.first->extp <= oq.first->ext_endp); size = (*send)(prt, oq.first); erts_atomic64_inc_nob(&dep->out); esdp->io.out += (Uint64) size; -#ifdef ERTS_RAW_DIST_MSG_DBG - erts_fprintf(stderr, ">> "); - bw(oq.first->extp, size); -#endif reds -= ERTS_PORT_REDS_DIST_CMD_DATA(size); fob = oq.first; obufsize += size_obuf(fob); @@ -2450,100 +3120,6 @@ erts_dist_command(Port *prt, int initial_reds) goto done; } -#if 0 - -int -dist_data_finalize(Process *c_p, int reds_limit) -{ - int reds = 5; - DistEntry *dep = ; - ErtsDistOutputQueue oq, foq; - ErtsDistOutputBuf *ob; - int preempt; - - - erts_mtx_lock(&dep->qlock); - flags = dep->flags; - oq.first = dep->out_queue.first; - oq.last = dep->out_queue.last; - dep->out_queue.first = NULL; - dep->out_queue.last = NULL; - erts_mtx_unlock(&dep->qlock); - - if (!oq.first) { - ASSERT(!oq.last); - oq.first = dep->tmp_out_queue.first; - oq.last = dep->tmp_out_queue.last; - } - else { - ErtsDistOutputBuf *f, *l; - ASSERT(oq.last); - if (dep->tmp_out_queue.last) { - dep->tmp_out_queue.last->next = oq.first; - oq.first = dep->tmp_out_queue.first; - } - } - - if (!oq.first) { - /* Nothing to do... */ - ASSERT(!oq.last); - return reds; - } - - foq.first = dep->finalized_out_queue.first; - foq.last = dep->finalized_out_queue.last; - - preempt = 0; - ob = oq.first; - ASSERT(ob); - - do { - ob->extp = erts_encode_ext_dist_header_finalize(ob->extp, - dep->cache, - flags); - if (!(flags & DFLAG_DIST_HDR_ATOM_CACHE)) - *--ob->extp = PASS_THROUGH; /* Old node; 'pass through' - needed */ - ASSERT(&ob->data[0] <= ob->extp && ob->extp < ob->ext_endp); - reds += ERTS_PORT_REDS_DIST_CMD_FINALIZE; - preempt = reds > reds_limit; - if (preempt) - break; - ob = ob->next; - } while (ob); - /* - * At least one buffer was finalized; if we got preempted, - * ob points to the last buffer that we finalized. - */ - if (foq.last) - foq.last->next = oq.first; - else - foq.first = oq.first; - if (!preempt) { - /* All buffers finalized */ - foq.last = oq.last; - oq.first = oq.last = NULL; - } - else { - /* Not all buffers finalized; split oq. */ - foq.last = ob; - oq.first = ob->next; - if (oq.first) - ob->next = NULL; - else - oq.last = NULL; - } - - dep->finalized_out_queue.first = foq.first; - dep->finalized_out_queue.last = foq.last; - dep->tmp_out_queue.first = oq.first; - dep->tmp_out_queue.last = oq.last; - - return reds; -} - -#endif - BIF_RETTYPE dist_ctrl_get_data_notification_1(BIF_ALIST_1) { @@ -2612,6 +3188,7 @@ dist_ctrl_put_data_2(BIF_ALIST_2) ErlDrvSizeT size; Eterm input_handler; Uint32 conn_id; + Binary *bin = NULL; if (is_binary(BIF_ARG_2)) size = binary_size(BIF_ARG_2); @@ -2637,13 +3214,27 @@ dist_ctrl_put_data_2(BIF_ALIST_2) if (size != 0) { byte *data, *temp_alloc = NULL; - data = (byte *) erts_get_aligned_binary_bytes(BIF_ARG_2, &temp_alloc); + if (binary_bitoffset(BIF_ARG_2)) + data = (byte *) erts_get_aligned_binary_bytes(BIF_ARG_2, &temp_alloc); + else { + Eterm real_bin; + ProcBin *proc_bin; + Uint offset, bitoffs, bitsize; + + ERTS_GET_REAL_BIN(BIF_ARG_2, real_bin, offset, bitoffs, bitsize); + ASSERT(bitoffs == 0); + data = binary_bytes(real_bin) + offset; + proc_bin = (ProcBin *)binary_val(real_bin); + if (proc_bin->thing_word == HEADER_PROC_BIN) + bin = proc_bin->val; + } + if (!data) BIF_ERROR(BIF_P, BADARG); erts_proc_unlock(BIF_P, ERTS_PROC_LOCK_MAIN); - (void) erts_net_message(NULL, dep, conn_id, NULL, 0, data, size); + (void) erts_net_message(NULL, dep, conn_id, NULL, 0, bin, data, size); /* * We ignore any decode failures. On fatal failures the * connection will be taken down by killing the @@ -2877,6 +3468,10 @@ static void kill_connection(DistEntry *dep) void erts_kill_dist_connection(DistEntry *dep, Uint32 conn_id) { +#ifdef ERTS_DIST_MSG_DBG + erts_fprintf(dbg_file, "INTR: kill dist conn to %T:%u\n", + dep->sysname, conn_id); +#endif erts_de_rwlock(dep); if (conn_id == dep->connection_id && dep->state == ERTS_DE_STATE_CONNECTED) { @@ -2891,7 +3486,7 @@ struct print_to_data { void *arg; }; -static void doit_print_monitor_info(ErtsMonitor *mon, void *vptdp) +static int doit_print_monitor_info(ErtsMonitor *mon, void *vptdp, Sint reds) { fmtfn_t to = ((struct print_to_data *) vptdp)->to; void *arg = ((struct print_to_data *) vptdp)->arg; @@ -2914,6 +3509,7 @@ static void doit_print_monitor_info(ErtsMonitor *mon, void *vptdp) else erts_print(to, arg, "%T\n", mdep->md.origin.other.item); } + return 1; } static void print_monitor_info(fmtfn_t to, void *arg, DistEntry *dep) @@ -2929,12 +3525,13 @@ static void print_monitor_info(fmtfn_t to, void *arg, DistEntry *dep) } } -static void doit_print_link_info(ErtsLink *lnk, void *vptdp) +static int doit_print_link_info(ErtsLink *lnk, void *vptdp, Sint reds) { struct print_to_data *ptdp = vptdp; ErtsLink *lnk2 = erts_link_to_other(lnk, NULL); erts_print(ptdp->to, ptdp->arg, "Remote link: %T %T\n", lnk2->other.item, lnk->other.item); + return 1; } static void print_link_info(fmtfn_t to, void *arg, DistEntry *dep) @@ -3536,8 +4133,9 @@ Sint erts_abort_connection_rwunlock(DistEntry* dep) erts_set_dist_entry_not_connected(dep); erts_de_rwunlock(dep); - schedule_con_monitor_link_cleanup(mld, THE_NON_VALUE, - THE_NON_VALUE, THE_NON_VALUE); + schedule_con_monitor_link_seq_cleanup( + mld, NULL, THE_NON_VALUE, + THE_NON_VALUE, THE_NON_VALUE); if (resume_procs) { int resumed = erts_resume_processes(resume_procs); @@ -3843,16 +4441,16 @@ monitor_node(Process* p, Eterm Node, Eterm Bool, Eterm Options) } case am_true: { - ErtsDSigData dsd; - dsd.node = Node; + ErtsDSigSendContext ctx; + ctx.node = Node; dep = erts_find_or_insert_dist_entry(Node); if (dep == erts_this_dist_entry) break; - switch (erts_dsig_prepare(&dsd, dep, p, + switch (erts_dsig_prepare(&ctx, dep, p, ERTS_PROC_LOCK_MAIN, - ERTS_DSP_RLOCK, 0, async_connect)) { + ERTS_DSP_RLOCK, 0, 0, async_connect)) { case ERTS_DSIG_PREP_NOT_ALIVE: case ERTS_DSIG_PREP_NOT_CONNECTED: /* Trap to either send 'nodedown' or do passive connection attempt */ @@ -4009,6 +4607,10 @@ init_nodes_monitors(void) { erts_mtx_init(&nodes_monitors_mtx, "nodes_monitors", NIL, ERTS_LOCK_FLAGS_PROPERTY_STATIC | ERTS_LOCK_FLAGS_CATEGORY_DISTRIBUTION); +#ifdef DEBUG + erts_mtx_init(&erts_obuf_list_mtx, "sad", NIL, + ERTS_LOCK_FLAGS_PROPERTY_STATIC | ERTS_LOCK_FLAGS_CATEGORY_DISTRIBUTION); +#endif nodes_monitors = NULL; no_nodes_monitors = 0; } @@ -4150,8 +4752,8 @@ typedef struct { Uint i; } ErtsNodesMonitorContext; -static void -save_nodes_monitor(ErtsMonitor *mon, void *vctxt) +static int +save_nodes_monitor(ErtsMonitor *mon, void *vctxt, Sint reds) { ErtsNodesMonitorContext *ctxt = vctxt; ErtsMonitorData *mdp = erts_monitor_to_data(mon); @@ -4163,6 +4765,7 @@ save_nodes_monitor(ErtsMonitor *mon, void *vctxt) ctxt->nmdp[ctxt->i].options = mdp->origin.other.item; ctxt->i++; + return 1; } static void @@ -4295,8 +4898,8 @@ typedef struct { } ErtsNodesMonitorInfoContext; -static void -nodes_monitor_info(ErtsMonitor *mon, void *vctxt) +static int +nodes_monitor_info(ErtsMonitor *mon, void *vctxt, Sint reds) { ErtsMonitorDataExtended *mdep; ErtsNodesMonitorInfoContext *ctxt = vctxt; @@ -4343,6 +4946,7 @@ nodes_monitor_info(ErtsMonitor *mon, void *vctxt) ctxt->hpp = hpp; ctxt->szp = szp; ctxt->res = res; + return 1; } Eterm diff --git a/erts/emulator/beam/dist.h b/erts/emulator/beam/dist.h index 845fab229a..c4bb967592 100644 --- a/erts/emulator/beam/dist.h +++ b/erts/emulator/beam/dist.h @@ -47,6 +47,8 @@ #define DFLAG_SEND_SENDER 0x80000 #define DFLAG_BIG_SEQTRACE_LABELS 0x100000 #define DFLAG_NO_MAGIC 0x200000 /* internal for pending connection */ +#define DFLAG_EXIT_PAYLOAD 0x400000 +#define DFLAG_FRAGMENTS 0x800000 /* Mandatory flags for distribution */ #define DFLAG_DIST_MANDATORY (DFLAG_EXTENDED_REFERENCES \ @@ -75,7 +77,9 @@ | DFLAG_MAP_TAG \ | DFLAG_BIG_CREATION \ | DFLAG_SEND_SENDER \ - | DFLAG_BIG_SEQTRACE_LABELS) + | DFLAG_BIG_SEQTRACE_LABELS \ + | DFLAG_EXIT_PAYLOAD \ + | DFLAG_FRAGMENTS) /* Flags addable by local distr implementations */ #define DFLAG_DIST_ADDABLE DFLAG_DIST_DEFAULT @@ -99,26 +103,35 @@ | DFLAG_BIG_CREATION) /* opcodes used in distribution messages */ -#define DOP_LINK 1 -#define DOP_SEND 2 -#define DOP_EXIT 3 -#define DOP_UNLINK 4 +enum dop { + DOP_LINK = 1, + DOP_SEND = 2, + DOP_EXIT = 3, + DOP_UNLINK = 4, /* Ancient DOP_NODE_LINK (5) was here, can be reused */ -#define DOP_REG_SEND 6 -#define DOP_GROUP_LEADER 7 -#define DOP_EXIT2 8 - -#define DOP_SEND_TT 12 -#define DOP_EXIT_TT 13 -#define DOP_REG_SEND_TT 16 -#define DOP_EXIT2_TT 18 - -#define DOP_MONITOR_P 19 -#define DOP_DEMONITOR_P 20 -#define DOP_MONITOR_P_EXIT 21 - -#define DOP_SEND_SENDER 22 -#define DOP_SEND_SENDER_TT 23 + DOP_REG_SEND = 6, + DOP_GROUP_LEADER = 7, + DOP_EXIT2 = 8, + + DOP_SEND_TT = 12, + DOP_EXIT_TT = 13, + DOP_REG_SEND_TT = 16, + DOP_EXIT2_TT = 18, + + DOP_MONITOR_P = 19, + DOP_DEMONITOR_P = 20, + DOP_MONITOR_P_EXIT = 21, + + DOP_SEND_SENDER = 22, + DOP_SEND_SENDER_TT = 23, + + /* These are used when DFLAG_EXIT_PAYLOAD is detected */ + DOP_PAYLOAD_EXIT = 24, + DOP_PAYLOAD_EXIT_TT = 25, + DOP_PAYLOAD_EXIT2 = 26, + DOP_PAYLOAD_EXIT2_TT = 27, + DOP_PAYLOAD_MONITOR_P_EXIT = 28 +}; /* distribution trap functions */ extern Export* dmonitor_node_trap; @@ -129,15 +142,15 @@ typedef enum { } ErtsDSigPrepLock; -typedef struct { - Process *proc; - DistEntry *dep; - Eterm node; /* used if dep == NULL */ - Eterm cid; - Eterm connection_id; - int no_suspend; - Uint32 flags; -} ErtsDSigData; +/* Must be larger or equal to 16 */ +#ifdef DEBUG +#define ERTS_DIST_FRAGMENT_SIZE 16 +#else +/* This should be made configurable */ +#define ERTS_DIST_FRAGMENT_SIZE (64 * 1024) +#endif + +#define ERTS_DIST_FRAGMENT_HEADER_SIZE (1 + 1 + 8 + 8) /* magic, header, seq id, frag id*/ #define ERTS_DE_BUSY_LIMIT (1024*1024) extern int erts_dist_buf_busy_limit; @@ -159,124 +172,6 @@ extern int erts_is_alive; /* Pending connection; signals can be enqueued */ #define ERTS_DSIG_PREP_PENDING 4 -ERTS_GLB_INLINE int erts_dsig_prepare(ErtsDSigData *, - DistEntry*, - Process *, - ErtsProcLocks, - ErtsDSigPrepLock, - int, - int); - -ERTS_GLB_INLINE -void erts_schedule_dist_command(Port *, DistEntry *); - -int erts_auto_connect(DistEntry* dep, Process *proc, ErtsProcLocks proc_locks); - -#if ERTS_GLB_INLINE_INCL_FUNC_DEF - -ERTS_GLB_INLINE int -erts_dsig_prepare(ErtsDSigData *dsdp, - DistEntry *dep, - Process *proc, - ErtsProcLocks proc_locks, - ErtsDSigPrepLock dspl, - int no_suspend, - int connect) -{ - int res; - - if (!erts_is_alive) - return ERTS_DSIG_PREP_NOT_ALIVE; - if (!dep) { - ASSERT(!connect); - return ERTS_DSIG_PREP_NOT_CONNECTED; - } - -#ifdef ERTS_ENABLE_LOCK_CHECK - if (connect) { - erts_proc_lc_might_unlock(proc, proc_locks); - } -#endif - -retry: - erts_de_rlock(dep); - - if (dep->state == ERTS_DE_STATE_CONNECTED) { - res = ERTS_DSIG_PREP_CONNECTED; - } - else if (dep->state == ERTS_DE_STATE_PENDING) { - res = ERTS_DSIG_PREP_PENDING; - } - else if (dep->state == ERTS_DE_STATE_EXITING) { - res = ERTS_DSIG_PREP_NOT_CONNECTED; - goto fail; - } - else if (connect) { - ASSERT(dep->state == ERTS_DE_STATE_IDLE); - erts_de_runlock(dep); - if (!erts_auto_connect(dep, proc, proc_locks)) { - return ERTS_DSIG_PREP_NOT_ALIVE; - } - goto retry; - } - else { - ASSERT(dep->state == ERTS_DE_STATE_IDLE); - res = ERTS_DSIG_PREP_NOT_CONNECTED; - goto fail; - } - - if (no_suspend) { - if (erts_atomic32_read_acqb(&dep->qflgs) & ERTS_DE_QFLG_BUSY) { - res = ERTS_DSIG_PREP_WOULD_SUSPEND; - goto fail; - } - } - dsdp->proc = proc; - dsdp->dep = dep; - dsdp->cid = dep->cid; - dsdp->connection_id = dep->connection_id; - dsdp->no_suspend = no_suspend; - dsdp->flags = dep->flags; - if (dspl == ERTS_DSP_NO_LOCK) - erts_de_runlock(dep); - return res; - - fail: - erts_de_runlock(dep); - return res; -} - -ERTS_GLB_INLINE -void erts_schedule_dist_command(Port *prt, DistEntry *dist_entry) -{ - DistEntry *dep; - Eterm id; - - if (prt) { - ERTS_LC_ASSERT(erts_lc_is_port_locked(prt)); - ASSERT((erts_atomic32_read_nob(&prt->state) - & ERTS_PORT_SFLGS_DEAD) == 0); - - dep = (DistEntry*) erts_prtsd_get(prt, ERTS_PRTSD_DIST_ENTRY); - ASSERT(dep); - id = prt->common.id; - } - else { - ASSERT(dist_entry); - ERTS_LC_ASSERT(erts_lc_rwmtx_is_rlocked(&dist_entry->rwmtx) - || erts_lc_rwmtx_is_rwlocked(&dist_entry->rwmtx)); - ASSERT(is_internal_port(dist_entry->cid)); - - dep = dist_entry; - id = dep->cid; - } - - if (!erts_atomic_xchg_mb(&dep->dist_cmd_scheduled, 1)) - erts_port_task_schedule(id, &dep->dist_cmd, ERTS_PORT_TASK_DIST_CMD); -} - -#endif - #ifdef DEBUG #define ERTS_DBG_CHK_NO_DIST_LNK(D, R, L) \ erts_dbg_chk_no_dist_proc_link((D), (R), (L)) @@ -336,41 +231,45 @@ enum erts_dsig_send_phase { ERTS_DSIG_SEND_PHASE_MSG_SIZE, ERTS_DSIG_SEND_PHASE_ALLOC, ERTS_DSIG_SEND_PHASE_MSG_ENCODE, - ERTS_DSIG_SEND_PHASE_FIN + ERTS_DSIG_SEND_PHASE_FIN, + ERTS_DSIG_SEND_PHASE_SEND }; -struct erts_dsig_send_context { - enum erts_dsig_send_phase phase; - Sint reds; +typedef struct erts_dsig_send_context { + int connect; + int no_suspend; + int no_trap; Eterm ctl; Eterm msg; - int force_busy; + Eterm from; + Eterm ctl_heap[6]; + Eterm return_term; + + DistEntry *dep; + Eterm node; /* used if dep == NULL */ + Eterm cid; + Eterm connection_id; + int deref_dep; + + enum erts_dsig_send_phase phase; + Sint reds; + Uint32 max_finalize_prepend; Uint data_size, dhdr_ext_size; ErtsAtomCacheMap *acmp; ErtsDistOutputBuf *obuf; + Uint fragments; Uint32 flags; Process *c_p; union { TTBSizeContext sc; TTBEncodeContext ec; }u; -}; -typedef struct { - int suspend; - int connect; - - Eterm ctl_heap[6]; - ErtsDSigData dsd; - DistEntry *dep; - int deref_dep; - struct erts_dsig_send_context dss; - - Eterm return_term; -}ErtsSendContext; +} ErtsDSigSendContext; +typedef struct dist_sequences DistSeqNode; /* * erts_dsig_send_* return values. @@ -380,21 +279,21 @@ typedef struct { #define ERTS_DSIG_SEND_CONTINUE 2 #define ERTS_DSIG_SEND_TOO_LRG 3 -extern int erts_dsig_send_link(ErtsDSigData *, Eterm, Eterm); -extern int erts_dsig_send_msg(Eterm, Eterm, ErtsSendContext*); -extern int erts_dsig_send_exit_tt(ErtsDSigData *, Eterm, Eterm, Eterm, Eterm); -extern int erts_dsig_send_unlink(ErtsDSigData *, Eterm, Eterm); -extern int erts_dsig_send_reg_msg(Eterm, Eterm, ErtsSendContext*); -extern int erts_dsig_send_group_leader(ErtsDSigData *, Eterm, Eterm); -extern int erts_dsig_send_exit(ErtsDSigData *, Eterm, Eterm, Eterm); -extern int erts_dsig_send_exit2(ErtsDSigData *, Eterm, Eterm, Eterm); -extern int erts_dsig_send_demonitor(ErtsDSigData *, Eterm, Eterm, Eterm, int); -extern int erts_dsig_send_monitor(ErtsDSigData *, Eterm, Eterm, Eterm); -extern int erts_dsig_send_m_exit(ErtsDSigData *, Eterm, Eterm, Eterm, Eterm); - -extern int erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx); +extern int erts_dsig_send_msg(ErtsDSigSendContext*, Eterm, Eterm); +extern int erts_dsig_send_reg_msg(ErtsDSigSendContext*, Eterm, Eterm); +extern int erts_dsig_send_link(ErtsDSigSendContext *, Eterm, Eterm); +extern int erts_dsig_send_exit_tt(ErtsDSigSendContext *, Eterm, Eterm, Eterm, Eterm); +extern int erts_dsig_send_unlink(ErtsDSigSendContext *, Eterm, Eterm); +extern int erts_dsig_send_group_leader(ErtsDSigSendContext *, Eterm, Eterm); +extern int erts_dsig_send_exit(ErtsDSigSendContext *, Eterm, Eterm, Eterm); +extern int erts_dsig_send_exit2(ErtsDSigSendContext *, Eterm, Eterm, Eterm); +extern int erts_dsig_send_demonitor(ErtsDSigSendContext *, Eterm, Eterm, Eterm); +extern int erts_dsig_send_monitor(ErtsDSigSendContext *, Eterm, Eterm, Eterm); +extern int erts_dsig_send_m_exit(ErtsDSigSendContext *, Eterm, Eterm, Eterm, Eterm); + +extern int erts_dsig_send(ErtsDSigSendContext *dsdp); extern int erts_dsend_context_dtor(Binary*); -extern Eterm erts_dsend_export_trap_context(Process* p, ErtsSendContext* ctx); +extern Eterm erts_dsend_export_trap_context(Process* p, ErtsDSigSendContext* ctx); extern int erts_dist_command(Port *prt, int reds); extern void erts_dist_port_not_busy(Port *prt); @@ -404,5 +303,18 @@ extern Uint erts_dist_cache_size(void); extern Sint erts_abort_connection_rwunlock(DistEntry *dep); +extern void erts_dist_seq_tree_foreach( + DistEntry *dep, + int (*func)(ErtsDistExternal *, void*, Sint), void *args); + +extern int erts_dsig_prepare(ErtsDSigSendContext *, + DistEntry*, + Process *, + ErtsProcLocks, + ErtsDSigPrepLock, + int, + int, + int); +int erts_auto_connect(DistEntry* dep, Process *proc, ErtsProcLocks proc_locks); #endif diff --git a/erts/emulator/beam/erl_alloc.types b/erts/emulator/beam/erl_alloc.types index 08dcc5ea9a..e7329daa2d 100644 --- a/erts/emulator/beam/erl_alloc.types +++ b/erts/emulator/beam/erl_alloc.types @@ -275,6 +275,8 @@ type ML_DIST STANDARD SYSTEM monitor_link_dist type PF3_ARGS SHORT_LIVED PROCESSES process_flag_3_arguments type SETUP_CONN_ARG SHORT_LIVED PROCESSES setup_connection_argument type LIST_TRAP SHORT_LIVED PROCESSES list_bif_trap_state +type CONT_EXIT_TRAP SHORT_LIVED PROCESSES continue_exit_trap_state +type SEQ_YIELD_STATE SHORT_LIVED SYSTEM dist_seq_yield_state type ENVIRONMENT SYSTEM SYSTEM environment @@ -345,16 +347,17 @@ type COUNTERS STANDARD SYSTEM erl_bif_counters # Types used by system specific code # -type TEMP_TERM TEMPORARY SYSTEM temp_term -type DRV_TAB LONG_LIVED SYSTEM drv_tab -type DRV_EV_STATE LONG_LIVED SYSTEM driver_event_state -type DRV_SEL_D_STATE FIXED_SIZE SYSTEM driver_select_data_state -type NIF_SEL_D_STATE FIXED_SIZE SYSTEM enif_select_data_state -type POLLSET LONG_LIVED SYSTEM pollset -type POLLSET_UPDREQ SHORT_LIVED SYSTEM pollset_update_req -type POLL_FDS LONG_LIVED SYSTEM poll_fds -type FD_STATUS LONG_LIVED SYSTEM fd_status -type SELECT_FDS LONG_LIVED SYSTEM select_fds +type TEMP_TERM TEMPORARY SYSTEM temp_term +type SHORT_LIVED_TERM SHORT_LIVED SYSTEM short_lived_term +type DRV_TAB LONG_LIVED SYSTEM drv_tab +type DRV_EV_STATE LONG_LIVED SYSTEM driver_event_state +type DRV_SEL_D_STATE FIXED_SIZE SYSTEM driver_select_data_state +type NIF_SEL_D_STATE FIXED_SIZE SYSTEM enif_select_data_state +type POLLSET LONG_LIVED SYSTEM pollset +type POLLSET_UPDREQ SHORT_LIVED SYSTEM pollset_update_req +type POLL_FDS LONG_LIVED SYSTEM poll_fds +type FD_STATUS LONG_LIVED SYSTEM fd_status +type SELECT_FDS LONG_LIVED SYSTEM select_fds +if unix diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c index d238d38d27..8d4464969a 100644 --- a/erts/emulator/beam/erl_alloc_util.c +++ b/erts/emulator/beam/erl_alloc_util.c @@ -7503,7 +7503,7 @@ static int gather_ahist_scan(Allctr_t *allocator, return blocks_scanned; } -static void gather_ahist_append_result(hist_tree_t *node, void *arg) +static int gather_ahist_append_result(hist_tree_t *node, void *arg, Sint reds) { gather_ahist_t *state = (gather_ahist_t*)arg; @@ -7537,6 +7537,7 @@ static void gather_ahist_append_result(hist_tree_t *node, void *arg) /* Plain free is intentional. */ free(node); + return 1; } static void gather_ahist_send(gather_ahist_t *state) @@ -7595,11 +7596,11 @@ static int gather_ahist_finish(void *arg) state->building_result = 1; } - if (hist_tree_rbt_foreach_destroy_yielding(&state->hist_tree, - &gather_ahist_append_result, - state, - &state->hist_tree_yield, - BLOCKSCAN_REDUCTIONS)) { + if (!hist_tree_rbt_foreach_destroy_yielding(&state->hist_tree, + &gather_ahist_append_result, + state, + &state->hist_tree_yield, + BLOCKSCAN_REDUCTIONS)) { return 1; } @@ -7608,10 +7609,11 @@ static int gather_ahist_finish(void *arg) return 0; } -static void gather_ahist_destroy_result(hist_tree_t *node, void *arg) +static int gather_ahist_destroy_result(hist_tree_t *node, void *arg, Sint reds) { (void)arg; free(node); + return 1; } static void gather_ahist_abort(void *arg) diff --git a/erts/emulator/beam/erl_ao_firstfit_alloc.c b/erts/emulator/beam/erl_ao_firstfit_alloc.c index f2ad2f6532..c19d6d1b1e 100644 --- a/erts/emulator/beam/erl_ao_firstfit_alloc.c +++ b/erts/emulator/beam/erl_ao_firstfit_alloc.c @@ -100,8 +100,8 @@ #define AOFF_BLK_SZ(B) MBC_FBLK_SZ(&(B)->hdr) -#define LIST_NEXT(N) (((AOFF_RBTree_t*)(N))->u.next) -#define LIST_PREV(N) (((AOFF_RBTree_t*)(N))->parent) +#define AOFF_LIST_NEXT(N) (((AOFF_RBTree_t*)(N))->u.next) +#define AOFF_LIST_PREV(N) (((AOFF_RBTree_t*)(N))->parent) typedef struct AOFF_Carrier_t_ AOFF_Carrier_t; @@ -154,13 +154,13 @@ static ERTS_INLINE Uint node_max_size(AOFF_RBTree_t *x) static ERTS_INLINE void lower_max_size(AOFF_RBTree_t *node, AOFF_RBTree_t* stop_at) { - AOFF_RBTree_t* x = node; + AOFF_RBTree_t* x = node; Uint old_max = x->max_sz; Uint new_max = node_max_size(x); if (new_max < old_max) { x->max_sz = new_max; - while ((x=x->parent) != stop_at && x->max_sz == old_max) { + while ((x=x->parent) != stop_at && x->max_sz == old_max) { x->max_sz = node_max_size(x); } ASSERT(x == stop_at || x->max_sz > old_max); @@ -372,7 +372,7 @@ left_rotate(AOFF_RBTree_t **root, AOFF_RBTree_t *x) x->parent = y; y->max_sz = x->max_sz; - x->max_sz = node_max_size(x); + x->max_sz = node_max_size(x); ASSERT(y->max_sz >= x->max_sz); } @@ -397,7 +397,7 @@ right_rotate(AOFF_RBTree_t **root, AOFF_RBTree_t *x) y->right = x; x->parent = y; y->max_sz = x->max_sz; - x->max_sz = node_max_size(x); + x->max_sz = node_max_size(x); ASSERT(y->max_sz >= x->max_sz); } @@ -544,23 +544,23 @@ aoff_unlink_free_block(Allctr_t *allctr, Block_t *blk) ASSERT(del->flags & IS_BF_FLG); if (IS_LIST_ELEM(del)) { /* Remove from list */ - ASSERT(LIST_PREV(del)); - ASSERT(LIST_PREV(del)->flags & IS_BF_FLG); - LIST_NEXT(LIST_PREV(del)) = LIST_NEXT(del); - if (LIST_NEXT(del)) { - ASSERT(LIST_NEXT(del)->flags & IS_BF_FLG); - LIST_PREV(LIST_NEXT(del)) = LIST_PREV(del); + ASSERT(AOFF_LIST_PREV(del)); + ASSERT(AOFF_LIST_PREV(del)->flags & IS_BF_FLG); + AOFF_LIST_NEXT(AOFF_LIST_PREV(del)) = AOFF_LIST_NEXT(del); + if (AOFF_LIST_NEXT(del)) { + ASSERT(AOFF_LIST_NEXT(del)->flags & IS_BF_FLG); + AOFF_LIST_PREV(AOFF_LIST_NEXT(del)) = AOFF_LIST_PREV(del); } return; } - else if (LIST_NEXT(del)) { + else if (AOFF_LIST_NEXT(del)) { /* Replace tree node by next element in list... */ - ASSERT(AOFF_BLK_SZ(LIST_NEXT(del)) == AOFF_BLK_SZ(del)); - ASSERT(IS_LIST_ELEM(LIST_NEXT(del))); - - replace(&crr->root, (AOFF_RBTree_t*)del, LIST_NEXT(del)); - + ASSERT(AOFF_BLK_SZ(AOFF_LIST_NEXT(del)) == AOFF_BLK_SZ(del)); + ASSERT(IS_LIST_ELEM(AOFF_LIST_NEXT(del))); + + replace(&crr->root, (AOFF_RBTree_t*)del, AOFF_LIST_NEXT(del)); + HARD_CHECK_TREE(&crr->crr, crr->blk_order, crr->root, 0); return; } @@ -571,13 +571,13 @@ aoff_unlink_free_block(Allctr_t *allctr, Block_t *blk) HARD_CHECK_TREE(&crr->crr, crr->blk_order, crr->root, 0); /* Update the carrier tree with a potentially new (lower) max_sz - */ + */ if (crr->root) { if (crr->rbt_node.hdr.bhdr == crr->root->max_sz) { return; } ASSERT(crr->rbt_node.hdr.bhdr > crr->root->max_sz); - crr->rbt_node.hdr.bhdr = crr->root->max_sz; + crr->rbt_node.hdr.bhdr = crr->root->max_sz; } else { crr->rbt_node.hdr.bhdr = 0; @@ -795,7 +795,7 @@ rbt_insert(enum AOFFSortOrder order, AOFF_RBTree_t** root, AOFF_RBTree_t* blk) #ifdef DEBUG blk->flags = (order == FF_BF) ? IS_BF_FLG : 0; #else - blk->flags = 0; + blk->flags = 0; #endif blk->left = NULL; blk->right = NULL; @@ -809,7 +809,7 @@ rbt_insert(enum AOFFSortOrder order, AOFF_RBTree_t** root, AOFF_RBTree_t* blk) else { AOFF_RBTree_t *x = *root; while (1) { - SWord diff; + SWord diff; if (x->max_sz < blk_sz) { x->max_sz = blk_sz; } @@ -832,14 +832,14 @@ rbt_insert(enum AOFFSortOrder order, AOFF_RBTree_t** root, AOFF_RBTree_t* blk) } else { ASSERT(order == FF_BF); - ASSERT(blk->flags & IS_BF_FLG); - ASSERT(x->flags & IS_BF_FLG); + ASSERT(blk->flags & IS_BF_FLG); + ASSERT(x->flags & IS_BF_FLG); SET_LIST_ELEM(blk); - LIST_NEXT(blk) = LIST_NEXT(x); - LIST_PREV(blk) = x; - if (LIST_NEXT(x)) - LIST_PREV(LIST_NEXT(x)) = blk; - LIST_NEXT(x) = blk; + AOFF_LIST_NEXT(blk) = AOFF_LIST_NEXT(x); + AOFF_LIST_PREV(blk) = x; + if (AOFF_LIST_NEXT(x)) + AOFF_LIST_PREV(AOFF_LIST_NEXT(x)) = blk; + AOFF_LIST_NEXT(x) = blk; return; } } @@ -853,7 +853,7 @@ rbt_insert(enum AOFFSortOrder order, AOFF_RBTree_t** root, AOFF_RBTree_t* blk) } if (order == FF_BF) { SET_TREE_NODE(blk); - LIST_NEXT(blk) = NULL; + AOFF_LIST_NEXT(blk) = NULL; } } @@ -900,7 +900,7 @@ aoff_get_free_block(Allctr_t *allctr, Uint size, #ifdef HARD_DEBUG AOFF_RBTree_t* dbg_blk; #endif - + ASSERT(!cand_blk || cand_size >= size); /* Get first-fit carrier @@ -993,7 +993,7 @@ static void aoff_add_mbc(Allctr_t *allctr, Carrier_t *carrier) AOFF_RBTree_t **root = &alc->mbc_root; ASSERT(!IS_CRR_IN_TREE(crr, *root)); - HARD_CHECK_TREE(NULL, alc->crr_order, *root, 0); + HARD_CHECK_TREE(NULL, alc->crr_order, *root, 0); rbt_insert(alc->crr_order, root, &crr->rbt_node); @@ -1190,7 +1190,7 @@ info_options(Allctr_t *allctr, } if (hpp || szp) { - + if (!atoms_initialized) erts_exit(ERTS_ERROR_EXIT, "%s:%d: Internal error: Atoms not initialized", __FILE__, __LINE__);; @@ -1217,7 +1217,7 @@ erts_aoffalc_test(UWord op, UWord a1, UWord a2) switch (op) { case 0x500: return (UWord) ((AOFFAllctr_t *) a1)->blk_order == FF_AOBF; case 0x501: { - AOFF_RBTree_t *node = ((AOFFAllctr_t *) a1)->mbc_root; + AOFF_RBTree_t *node = ((AOFFAllctr_t *) a1)->mbc_root; Uint size = (Uint) a2; node = node ? rbt_search(node, size) : NULL; return (UWord) (node ? RBT_NODE_TO_MBC(node)->root : NULL); @@ -1225,13 +1225,13 @@ erts_aoffalc_test(UWord op, UWord a1, UWord a2) case 0x502: return (UWord) ((AOFF_RBTree_t *) a1)->parent; case 0x503: return (UWord) ((AOFF_RBTree_t *) a1)->left; case 0x504: return (UWord) ((AOFF_RBTree_t *) a1)->right; - case 0x505: return (UWord) LIST_NEXT(a1); + case 0x505: return (UWord) AOFF_LIST_NEXT(a1); case 0x506: return (UWord) IS_BLACK((AOFF_RBTree_t *) a1); case 0x507: return (UWord) IS_TREE_NODE((AOFF_RBTree_t *) a1); case 0x508: return (UWord) 0; /* IS_BF_ALGO */ case 0x509: return (UWord) ((AOFF_RBTree_t *) a1)->max_sz; case 0x50a: return (UWord) ((AOFFAllctr_t *) a1)->blk_order == FF_BF; - case 0x50b: return (UWord) LIST_PREV(a1); + case 0x50b: return (UWord) AOFF_LIST_PREV(a1); default: ASSERT(0); return ~((UWord) 0); } } @@ -1251,7 +1251,7 @@ static int rbt_is_member(AOFF_RBTree_t* root, AOFF_RBTree_t* node) return 0; } node = node->parent; - } + } return 1; } @@ -1364,15 +1364,15 @@ check_tree(Carrier_t* within_crr, enum AOFFSortOrder order, AOFF_RBTree_t* root, } if (order == FF_BF) { AOFF_RBTree_t* y = x; - AOFF_RBTree_t* nxt = LIST_NEXT(y); + AOFF_RBTree_t* nxt = AOFF_LIST_NEXT(y); ASSERT(IS_TREE_NODE(x)); while (nxt) { ASSERT(IS_LIST_ELEM(nxt)); ASSERT(AOFF_BLK_SZ(nxt) == AOFF_BLK_SZ(x)); ASSERT(FBLK_TO_MBC(&nxt->hdr) == within_crr); - ASSERT(LIST_PREV(nxt) == y); + ASSERT(AOFF_LIST_PREV(nxt) == y); y = nxt; - nxt = LIST_NEXT(nxt); + nxt = AOFF_LIST_NEXT(nxt); } } @@ -1386,13 +1386,13 @@ check_tree(Carrier_t* within_crr, enum AOFFSortOrder order, AOFF_RBTree_t* root, if (x->left) { ASSERT(x->left->parent == x); ASSERT(cmp_blocks(order, x->left, x) < 0); - ASSERT(x->left->max_sz <= x->max_sz); + ASSERT(x->left->max_sz <= x->max_sz); } if (x->right) { ASSERT(x->right->parent == x); ASSERT(cmp_blocks(order, x->right, x) > 0); - ASSERT(x->right->max_sz <= x->max_sz); + ASSERT(x->right->max_sz <= x->max_sz); } ASSERT(x->max_sz >= AOFF_BLK_SZ(x)); ASSERT(x->max_sz == AOFF_BLK_SZ(x) @@ -1412,7 +1412,7 @@ check_tree(Carrier_t* within_crr, enum AOFFSortOrder order, AOFF_RBTree_t* root, x = x->parent; --depth; } - ASSERT(depth == 0 || (!root && depth==1)); + ASSERT(depth == 0 || (!root && depth==1)); ASSERT(curr_blacks == 0); ASSERT((1 << (max_depth/2)) <= node_cnt); @@ -1458,4 +1458,3 @@ print_tree(AOFF_RBTree_t* root) #endif /* PRINT_TREE */ #endif /* HARD_DEBUG */ - diff --git a/erts/emulator/beam/erl_bestfit_alloc.c b/erts/emulator/beam/erl_bestfit_alloc.c index ca81c14b96..0e7be99801 100644 --- a/erts/emulator/beam/erl_bestfit_alloc.c +++ b/erts/emulator/beam/erl_bestfit_alloc.c @@ -122,8 +122,8 @@ typedef struct { RBTree_t *next; } RBTreeList_t; -#define LIST_NEXT(N) (((RBTreeList_t *) (N))->next) -#define LIST_PREV(N) (((RBTreeList_t *) (N))->t.parent) +#define BF_LIST_NEXT(N) (((RBTreeList_t *) (N))->next) +#define BF_LIST_PREV(N) (((RBTreeList_t *) (N))->t.parent) #ifdef DEBUG @@ -595,7 +595,6 @@ aobf_link_free_block(Allctr_t *allctr, Block_t *block) RBTree_t *blk = (RBTree_t *) block; Uint blk_sz = BF_BLK_SZ(blk); - blk->flags = 0; blk->left = NULL; @@ -675,7 +674,7 @@ aobf_get_free_block(Allctr_t *allctr, Uint size, x = x->left; } } - + if (!blk) return NULL; @@ -731,11 +730,11 @@ bf_link_free_block(Allctr_t *allctr, Block_t *block) if (blk_sz == size) { SET_LIST_ELEM(blk); - LIST_NEXT(blk) = LIST_NEXT(x); - LIST_PREV(blk) = x; - if (LIST_NEXT(x)) - LIST_PREV(LIST_NEXT(x)) = blk; - LIST_NEXT(x) = blk; + BF_LIST_NEXT(blk) = BF_LIST_NEXT(x); + BF_LIST_PREV(blk) = x; + if (BF_LIST_NEXT(x)) + BF_LIST_PREV(BF_LIST_NEXT(x)) = blk; + BF_LIST_NEXT(x) = blk; return; /* Finnished */ } @@ -766,7 +765,7 @@ bf_link_free_block(Allctr_t *allctr, Block_t *block) } SET_TREE_NODE(blk); - LIST_NEXT(blk) = NULL; + BF_LIST_NEXT(blk) = NULL; #ifdef HARD_DEBUG check_tree(root, 0, 0); @@ -782,22 +781,22 @@ bf_unlink_free_block(Allctr_t *allctr, Block_t *block) if (IS_LIST_ELEM(x)) { /* Remove from list */ - ASSERT(LIST_PREV(x)); - LIST_NEXT(LIST_PREV(x)) = LIST_NEXT(x); - if (LIST_NEXT(x)) - LIST_PREV(LIST_NEXT(x)) = LIST_PREV(x); + ASSERT(BF_LIST_PREV(x)); + BF_LIST_NEXT(BF_LIST_PREV(x)) = BF_LIST_NEXT(x); + if (BF_LIST_NEXT(x)) + BF_LIST_PREV(BF_LIST_NEXT(x)) = BF_LIST_PREV(x); } - else if (LIST_NEXT(x)) { + else if (BF_LIST_NEXT(x)) { /* Replace tree node by next element in list... */ - ASSERT(BF_BLK_SZ(LIST_NEXT(x)) == BF_BLK_SZ(x)); + ASSERT(BF_BLK_SZ(BF_LIST_NEXT(x)) == BF_BLK_SZ(x)); ASSERT(IS_TREE_NODE(x)); - ASSERT(IS_LIST_ELEM(LIST_NEXT(x))); + ASSERT(IS_LIST_ELEM(BF_LIST_NEXT(x))); #ifdef HARD_DEBUG check_tree(root, 0, 0); #endif - replace(root, x, LIST_NEXT(x)); + replace(root, x, BF_LIST_NEXT(x)); #ifdef HARD_DEBUG check_tree(bfallctr, 0); @@ -836,7 +835,7 @@ bf_get_free_block(Allctr_t *allctr, Uint size, x = x->left; } } - + if (!blk) return NULL; @@ -855,7 +854,7 @@ bf_get_free_block(Allctr_t *allctr, Uint size, /* Use next block if it exist in order to avoid replacing the tree node */ - blk = LIST_NEXT(blk) ? LIST_NEXT(blk) : blk; + blk = BF_LIST_NEXT(blk) ? BF_LIST_NEXT(blk) : blk; bf_unlink_free_block(allctr, (Block_t *) blk); return (Block_t *) blk; @@ -940,7 +939,7 @@ info_options(Allctr_t *allctr, } if (hpp || szp) { - + if (!atoms_initialized) erts_exit(ERTS_ERROR_EXIT, "%s:%d: Internal error: Atoms not initialized", __FILE__, __LINE__);; @@ -971,12 +970,12 @@ erts_bfalc_test(UWord op, UWord a1, UWord a2) case 0x202: return (UWord) ((RBTree_t *) a1)->parent; case 0x203: return (UWord) ((RBTree_t *) a1)->left; case 0x204: return (UWord) ((RBTree_t *) a1)->right; - case 0x205: return (UWord) LIST_NEXT(a1); + case 0x205: return (UWord) BF_LIST_NEXT(a1); case 0x206: return (UWord) IS_BLACK((RBTree_t *) a1); case 0x207: return (UWord) IS_TREE_NODE((RBTree_t *) a1); case 0x208: return (UWord) 1; /* IS_BF_ALGO */ case 0x20a: return (UWord) !((BFAllctr_t *) a1)->address_order; /* IS_BF */ - case 0x20b: return (UWord) LIST_PREV(a1); + case 0x20b: return (UWord) BF_LIST_PREV(a1); default: ASSERT(0); return ~((UWord) 0); } } diff --git a/erts/emulator/beam/erl_bif_binary.c b/erts/emulator/beam/erl_bif_binary.c index ca1ba55b22..4d6d31cd76 100644 --- a/erts/emulator/beam/erl_bif_binary.c +++ b/erts/emulator/beam/erl_bif_binary.c @@ -2735,7 +2735,7 @@ static BIF_RETTYPE do_encode_unsigned(Process *p, Eterm uns, Eterm endianess) dsize_t num_parts = BIG_SIZE(bigp); Eterm res; byte *b; - ErtsDigit d; + ErtsDigit d = 0; if(BIG_SIGN(bigp)) { goto badarg; @@ -2751,26 +2751,22 @@ static BIF_RETTYPE do_encode_unsigned(Process *p, Eterm uns, Eterm endianess) if (endianess == am_big) { Sint i,j; j = 0; - d = BIG_DIGIT(bigp,0); for (i=n-1;i>=0;--i) { - b[i] = d & 0xFF; - if (!((++j) % sizeof(ErtsDigit))) { + if (!((j++) % sizeof(ErtsDigit))) { d = BIG_DIGIT(bigp,j / sizeof(ErtsDigit)); - } else { - d >>= 8; } + b[i] = d & 0xFF; + d >>= 8; } } else { Sint i,j; j = 0; - d = BIG_DIGIT(bigp,0); for (i=0;i<n;++i) { - b[i] = d & 0xFF; - if (!((++j) % sizeof(ErtsDigit))) { + if (!((j++) % sizeof(ErtsDigit))) { d = BIG_DIGIT(bigp,j / sizeof(ErtsDigit)); - } else { - d >>= 8; } + b[i] = d & 0xFF; + d >>= 8; } } diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index 8fb8bd2831..8c51bdb630 100644 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -227,7 +227,7 @@ bld_magic_ref_bin_list(Uint **hpp, Uint *szp, ErlOffHeap* oh) }). */ -static void do_calc_mon_size(ErtsMonitor *mon, void *vpsz) +static int do_calc_mon_size(ErtsMonitor *mon, void *vpsz, Sint reds) { ErtsMonitorData *mdp = erts_monitor_to_data(mon); Uint *psz = vpsz; @@ -238,7 +238,8 @@ static void do_calc_mon_size(ErtsMonitor *mon, void *vpsz) else *psz += is_immed(mon->other.item) ? 0 : NC_HEAP_SIZE(mon->other.item); - *psz += 9; /* CONS + 6-tuple */ + *psz += 9; /* CONS + 6-tuple */ + return 1; } typedef struct { @@ -248,7 +249,7 @@ typedef struct { Eterm tag; } MonListContext; -static void do_make_one_mon_element(ErtsMonitor *mon, void * vpmlc) +static int do_make_one_mon_element(ErtsMonitor *mon, void * vpmlc, Sint reds) { ErtsMonitorData *mdp = erts_monitor_to_data(mon); MonListContext *pmlc = vpmlc; @@ -319,6 +320,7 @@ static void do_make_one_mon_element(ErtsMonitor *mon, void * vpmlc) pmlc->hp += 7; pmlc->res = CONS(pmlc->hp, tup, pmlc->res); pmlc->hp += 2; + return 1; } static Eterm @@ -328,7 +330,7 @@ make_monitor_list(Process *p, int tree, ErtsMonitor *root, Eterm tail) Uint sz = 0; MonListContext mlc; void (*foreach)(ErtsMonitor *, - void (*)(ErtsMonitor *, void *), + ErtsMonitorFunc, void *); foreach = tree ? erts_monitor_tree_foreach : erts_monitor_list_foreach; @@ -354,7 +356,7 @@ make_monitor_list(Process *p, int tree, ErtsMonitor *root, Eterm tail) }). */ -static void calc_lnk_size(ErtsLink *lnk, void *vpsz) +static int calc_lnk_size(ErtsLink *lnk, void *vpsz, Sint reds) { Uint *psz = vpsz; Uint sz = 0; @@ -364,7 +366,8 @@ static void calc_lnk_size(ErtsLink *lnk, void *vpsz) *psz += sz; *psz += is_immed(lnk->other.item) ? 0 : size_object(lnk->other.item); - *psz += 7; /* CONS + 4-tuple */ + *psz += 7; /* CONS + 4-tuple */ + return 1; } typedef struct { @@ -374,7 +377,7 @@ typedef struct { Eterm tag; } LnkListContext; -static void make_one_lnk_element(ErtsLink *lnk, void * vpllc) +static int make_one_lnk_element(ErtsLink *lnk, void * vpllc, Sint reds) { LnkListContext *pllc = vpllc; Eterm tup, t, pid, id; @@ -411,6 +414,7 @@ static void make_one_lnk_element(ErtsLink *lnk, void * vpllc) pllc->hp += 5; pllc->res = CONS(pllc->hp, tup, pllc->res); pllc->hp += 2; + return 1; } static Eterm @@ -420,7 +424,7 @@ make_link_list(Process *p, int tree, ErtsLink *root, Eterm tail) Uint sz = 0; LnkListContext llc; void (*foreach)(ErtsLink *, - void (*)(ErtsLink *, void *), + ErtsLinkFunc, void *); foreach = tree ? erts_link_tree_foreach : erts_link_list_foreach; @@ -519,16 +523,17 @@ do { \ } \ } while (0) -static void collect_one_link(ErtsLink *lnk, void *vmicp) +static int collect_one_link(ErtsLink *lnk, void *vmicp, Sint reds) { MonitorInfoCollection *micp = vmicp; EXTEND_MONITOR_INFOS(micp); micp->mi[micp->mi_i].entity.term = lnk->other.item; micp->sz += 2 + NC_HEAP_SIZE(lnk->other.item); micp->mi_i++; + return 1; } -static void collect_one_origin_monitor(ErtsMonitor *mon, void *vmicp) +static int collect_one_origin_monitor(ErtsMonitor *mon, void *vmicp, Sint reds) { if (erts_monitor_is_origin(mon)) { MonitorInfoCollection *micp = vmicp; @@ -573,9 +578,10 @@ static void collect_one_origin_monitor(ErtsMonitor *mon, void *vmicp) break; } } + return 1; } -static void collect_one_target_monitor(ErtsMonitor *mon, void *vmicp) +static int collect_one_target_monitor(ErtsMonitor *mon, void *vmicp, Sint reds) { MonitorInfoCollection *micp = vmicp; @@ -612,8 +618,8 @@ static void collect_one_target_monitor(ErtsMonitor *mon, void *vmicp) default: break; } - } + return 1; } typedef struct { @@ -653,8 +659,8 @@ do { \ } \ } while (0) -static void -collect_one_suspend_monitor(ErtsMonitor *mon, void *vsmicp) +static int +collect_one_suspend_monitor(ErtsMonitor *mon, void *vsmicp, Sint reds) { if (mon->type == ERTS_MON_TYPE_SUSPEND) { Sint count; @@ -678,6 +684,7 @@ collect_one_suspend_monitor(ErtsMonitor *mon, void *vsmicp) smicp->smi_i++; } + return 1; } /* @@ -2965,7 +2972,7 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1) } else if (ERTS_IS_ATOM_STR("context_reductions", BIF_ARG_1)) { BIF_RET(make_small(CONTEXT_REDS)); } else if (ERTS_IS_ATOM_STR("kernel_poll", BIF_ARG_1)) { -#ifdef ERTS_ENABLE_KERNEL_POLL +#if ERTS_ENABLE_KERNEL_POLL BIF_RET(am_true); #else BIF_RET(am_false); @@ -3144,14 +3151,16 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1) BIF_ERROR(BIF_P, BADARG); } -static void monitor_size(ErtsMonitor *mon, void *vsz) +static int monitor_size(ErtsMonitor *mon, void *vsz, Sint reds) { *((Uint *) vsz) = erts_monitor_size(mon); + return 1; } -static void link_size(ErtsMonitor *lnk, void *vsz) +static int link_size(ErtsMonitor *lnk, void *vsz, Sint reds) { *((Uint *) vsz) = erts_link_size(lnk); + return 1; } /**********************************************************************/ @@ -4680,6 +4689,16 @@ BIF_RETTYPE erts_debug_set_internal_state_2(BIF_ALIST_2) BIF_RET(am_ok); } } + else if (ERTS_IS_ATOM_STR("mbuf", BIF_ARG_1)) { + Uint sz = size_object(BIF_ARG_2); + ErlHeapFragment* frag = new_message_buffer(sz); + Eterm *hp = frag->mem; + Eterm copy = copy_struct(BIF_ARG_2, sz, &hp, &frag->off_heap); + frag->next = BIF_P->mbuf; + BIF_P->mbuf = frag; + BIF_P->mbuf_sz += sz; + BIF_RET(copy); + } } BIF_ERROR(BIF_P, BADARG); diff --git a/erts/emulator/beam/erl_bif_persistent.c b/erts/emulator/beam/erl_bif_persistent.c index 9dca768a18..5a78a043ce 100644 --- a/erts/emulator/beam/erl_bif_persistent.c +++ b/erts/emulator/beam/erl_bif_persistent.c @@ -332,6 +332,23 @@ BIF_RETTYPE persistent_term_get_1(BIF_ALIST_1) BIF_ERROR(BIF_P, BADARG); } +BIF_RETTYPE persistent_term_get_2(BIF_ALIST_2) +{ + Eterm key = BIF_ARG_1; + Eterm result = BIF_ARG_2; + HashTable* hash_table = (HashTable *) erts_atomic_read_nob(&the_hash_table); + Uint entry_index; + Eterm term; + + entry_index = lookup(hash_table, key); + term = hash_table->term[entry_index]; + if (is_boxed(term)) { + ASSERT(is_tuple_arity(term, 2)); + result = tuple_val(term)[2]; + } + BIF_RET(result); +} + BIF_RETTYPE persistent_term_erase_1(BIF_ALIST_1) { Eterm key = BIF_ARG_1; diff --git a/erts/emulator/beam/erl_db.c b/erts/emulator/beam/erl_db.c index df6f42edd3..0a50af4d1a 100644 --- a/erts/emulator/beam/erl_db.c +++ b/erts/emulator/beam/erl_db.c @@ -81,14 +81,6 @@ static BIF_RETTYPE db_bif_fail(Process* p, Uint freason, /* Get a key from any table structure and a tagged object */ #define TERM_GETKEY(tb, obj) db_getkey((tb)->common.keypos, (obj)) - -/* How safe are we from double-hits or missed objects -** when iterating without fixation? */ -enum DbIterSafety { - ITER_UNSAFE, /* Must fixate to be safe */ - ITER_SAFE_LOCKED, /* Safe while table is locked, not between trap calls */ - ITER_SAFE /* No need to fixate at all */ -}; # define ITERATION_SAFETY(Proc,Tab) \ ((IS_TREE_TABLE((Tab)->common.status) || IS_CATREE_TABLE((Tab)->common.status) \ || ONLY_WRITER(Proc,Tab)) ? ITER_SAFE \ @@ -195,9 +187,6 @@ static int fixed_tabs_find(DbFixation* first, DbFixation* fix) #define ERTS_RBT_WANT_DELETE #define ERTS_RBT_WANT_FOREACH #define ERTS_RBT_WANT_FOREACH_DESTROY -#ifdef DEBUG -# define ERTS_RBT_WANT_LOOKUP -#endif #define ERTS_RBT_UNDEF #include "erl_rbtree.h" @@ -2287,6 +2276,7 @@ static BIF_RETTYPE ets_select_delete_trap_1(BIF_ALIST_1) Eterm ret; Eterm *tptr; db_lock_kind_t kind = LCK_WRITE_REC; + enum DbIterSafety safety = ITER_SAFE; CHECK_TABLES(); ASSERT(is_tuple(a1)); @@ -2296,10 +2286,11 @@ static BIF_RETTYPE ets_select_delete_trap_1(BIF_ALIST_1) DB_TRAP_GET_TABLE(tb, tptr[1], DB_WRITE, kind, &ets_select_delete_continue_exp); - cret = tb->common.meth->db_select_delete_continue(p,tb,a1,&ret); + cret = tb->common.meth->db_select_delete_continue(p,tb,a1,&ret,&safety); - if(!DID_TRAP(p,ret) && ITERATION_SAFETY(p,tb) != ITER_SAFE) { - unfix_table_locked(p, tb, &kind); + if(!DID_TRAP(p,ret) && safety != ITER_SAFE) { + ASSERT(erts_refc_read(&tb->common.fix_count,1)); + unfix_table_locked(p, tb, &kind); } db_unlock(tb, kind); @@ -2337,7 +2328,8 @@ BIF_RETTYPE ets_internal_select_delete_2(BIF_ALIST_2) if (safety == ITER_UNSAFE) { local_fix_table(tb); } - cret = tb->common.meth->db_select_delete(BIF_P, tb, BIF_ARG_1, BIF_ARG_2, &ret); + cret = tb->common.meth->db_select_delete(BIF_P, tb, BIF_ARG_1, BIF_ARG_2, + &ret, safety); if (DID_TRAP(BIF_P,ret) && safety != ITER_SAFE) { fix_table_locked(BIF_P,tb); @@ -2729,7 +2721,7 @@ ets_select3(Process* p, DbTable* tb, Eterm tid, Eterm ms, Sint chunk_size) cret = tb->common.meth->db_select_chunk(p, tb, tid, ms, chunk_size, 0 /* not reversed */, - &ret); + &ret, safety); if (DID_TRAP(p,ret) && safety != ITER_SAFE) { fix_table_locked(p, tb); } @@ -2756,7 +2748,8 @@ ets_select3(Process* p, DbTable* tb, Eterm tid, Eterm ms, Sint chunk_size) } -/* We get here instead of in the real BIF when trapping */ +/* Trap here from: ets_select_1/2/3 + */ static BIF_RETTYPE ets_select_trap_1(BIF_ALIST_1) { Process *p = BIF_P; @@ -2767,6 +2760,7 @@ static BIF_RETTYPE ets_select_trap_1(BIF_ALIST_1) Eterm ret; Eterm *tptr; db_lock_kind_t kind = LCK_READ; + enum DbIterSafety safety = ITER_SAFE; CHECK_TABLES(); @@ -2776,11 +2770,13 @@ static BIF_RETTYPE ets_select_trap_1(BIF_ALIST_1) DB_TRAP_GET_TABLE(tb, tptr[1], DB_READ, kind, &ets_select_continue_exp); - cret = tb->common.meth->db_select_continue(p, tb, a1, - &ret); + cret = tb->common.meth->db_select_continue(p, tb, a1, &ret, &safety); - if (!DID_TRAP(p,ret) && ITERATION_SAFETY(p,tb) != ITER_SAFE) { - unfix_table_locked(p, tb, &kind); + if (!DID_TRAP(p,ret)) { + if (safety != ITER_SAFE) { + ASSERT(erts_refc_read(&tb->common.fix_count,1)); + unfix_table_locked(p, tb, &kind); + } } db_unlock(tb, kind); @@ -2805,8 +2801,12 @@ static BIF_RETTYPE ets_select_trap_1(BIF_ALIST_1) BIF_RETTYPE ets_select_1(BIF_ALIST_1) { return ets_select1(BIF_P, BIF_ets_select_1, BIF_ARG_1); + /* TRAP: ets_select_trap_1 */ } +/* + * Common impl for select/1, select_reverse/1, match/1 and match_object/1 + */ static BIF_RETTYPE ets_select1(Process *p, int bif_ix, Eterm arg1) { BIF_RETTYPE result; @@ -2814,7 +2814,7 @@ static BIF_RETTYPE ets_select1(Process *p, int bif_ix, Eterm arg1) int cret; Eterm ret; Eterm *tptr; - enum DbIterSafety safety; + enum DbIterSafety safety, safety_copy; CHECK_TABLES(); @@ -2839,7 +2839,8 @@ static BIF_RETTYPE ets_select1(Process *p, int bif_ix, Eterm arg1) local_fix_table(tb); } - cret = tb->common.meth->db_select_continue(p,tb, arg1, &ret); + safety_copy = safety; + cret = tb->common.meth->db_select_continue(p,tb, arg1, &ret, &safety_copy); if (DID_TRAP(p,ret) && safety != ITER_SAFE) { fix_table_locked(p, tb); @@ -2871,6 +2872,7 @@ BIF_RETTYPE ets_select_2(BIF_ALIST_2) DbTable* tb; DB_BIF_GET_TABLE(tb, DB_READ, LCK_READ, BIF_ets_select_2); return ets_select2(BIF_P, tb, BIF_ARG_1, BIF_ARG_2); + /* TRAP: ets_select_trap_1 */ } static BIF_RETTYPE @@ -2888,7 +2890,7 @@ ets_select2(Process* p, DbTable* tb, Eterm tid, Eterm ms) local_fix_table(tb); } - cret = tb->common.meth->db_select(p, tb, tid, ms, 0, &ret); + cret = tb->common.meth->db_select(p, tb, tid, ms, 0, &ret, safety); if (DID_TRAP(p,ret) && safety != ITER_SAFE) { fix_table_locked(p, tb); @@ -2926,6 +2928,7 @@ static BIF_RETTYPE ets_select_count_1(BIF_ALIST_1) Eterm ret; Eterm *tptr; db_lock_kind_t kind = LCK_READ; + enum DbIterSafety safety = ITER_SAFE; CHECK_TABLES(); @@ -2935,9 +2938,10 @@ static BIF_RETTYPE ets_select_count_1(BIF_ALIST_1) DB_TRAP_GET_TABLE(tb, tptr[1], DB_READ, kind, &ets_select_count_continue_exp); - cret = tb->common.meth->db_select_count_continue(p, tb, a1, &ret); + cret = tb->common.meth->db_select_count_continue(p, tb, a1, &ret, &safety); - if (!DID_TRAP(p,ret) && ITERATION_SAFETY(p,tb) != ITER_SAFE) { + if (!DID_TRAP(p,ret) && safety != ITER_SAFE) { + ASSERT(erts_refc_read(&tb->common.fix_count,1)); unfix_table_locked(p, tb, &kind); } db_unlock(tb, kind); @@ -2975,7 +2979,8 @@ BIF_RETTYPE ets_select_count_2(BIF_ALIST_2) if (safety == ITER_UNSAFE) { local_fix_table(tb); } - cret = tb->common.meth->db_select_count(BIF_P,tb, BIF_ARG_1, BIF_ARG_2, &ret); + cret = tb->common.meth->db_select_count(BIF_P,tb, BIF_ARG_1, BIF_ARG_2, + &ret, safety); if (DID_TRAP(BIF_P,ret) && safety != ITER_SAFE) { fix_table_locked(BIF_P, tb); @@ -3014,6 +3019,7 @@ static BIF_RETTYPE ets_select_replace_1(BIF_ALIST_1) Eterm ret; Eterm *tptr; db_lock_kind_t kind = LCK_WRITE_REC; + enum DbIterSafety safety = ITER_SAFE; CHECK_TABLES(); ASSERT(is_tuple(a1)); @@ -3023,9 +3029,10 @@ static BIF_RETTYPE ets_select_replace_1(BIF_ALIST_1) DB_TRAP_GET_TABLE(tb, tptr[1], DB_WRITE, kind, &ets_select_replace_continue_exp); - cret = tb->common.meth->db_select_replace_continue(p,tb,a1,&ret); + cret = tb->common.meth->db_select_replace_continue(p,tb,a1,&ret,&safety); - if(!DID_TRAP(p,ret) && ITERATION_SAFETY(p,tb) != ITER_SAFE) { + if(!DID_TRAP(p,ret) && safety != ITER_SAFE) { + ASSERT(erts_refc_read(&tb->common.fix_count,1)); unfix_table_locked(p, tb, &kind); } @@ -3068,7 +3075,8 @@ BIF_RETTYPE ets_select_replace_2(BIF_ALIST_2) if (safety == ITER_UNSAFE) { local_fix_table(tb); } - cret = tb->common.meth->db_select_replace(BIF_P, tb, BIF_ARG_1, BIF_ARG_2, &ret); + cret = tb->common.meth->db_select_replace(BIF_P, tb, BIF_ARG_1, BIF_ARG_2, + &ret, safety); if (DID_TRAP(BIF_P,ret) && safety != ITER_SAFE) { fix_table_locked(BIF_P,tb); @@ -3120,7 +3128,7 @@ BIF_RETTYPE ets_select_reverse_3(BIF_ALIST_3) } cret = tb->common.meth->db_select_chunk(BIF_P,tb, BIF_ARG_1, BIF_ARG_2, chunk_size, - 1 /* reversed */, &ret); + 1 /* reversed */, &ret, safety); if (DID_TRAP(BIF_P,ret) && safety != ITER_SAFE) { fix_table_locked(BIF_P, tb); } @@ -3165,7 +3173,7 @@ BIF_RETTYPE ets_select_reverse_2(BIF_ALIST_2) local_fix_table(tb); } cret = tb->common.meth->db_select(BIF_P,tb, BIF_ARG_1, BIF_ARG_2, - 1 /*reversed*/, &ret); + 1 /*reversed*/, &ret, safety); if (DID_TRAP(BIF_P,ret) && safety != ITER_SAFE) { fix_table_locked(BIF_P, tb); @@ -3701,7 +3709,7 @@ static SWord proc_cleanup_fixed_table(Process* p, DbFixation* fix) /* * erts_db_process_exiting() is called when a process terminates. * It returns 0 when completely done, and !0 when it wants to - * yield. c_p->u.terminate can hold a pointer to a state while + * yield. *yield_state can hold a pointer to a state while * yielding. */ #define ERTS_DB_INTERNAL_ERROR(LSTR) \ @@ -3709,7 +3717,7 @@ static SWord proc_cleanup_fixed_table(Process* p, DbFixation* fix) __FILE__, __LINE__) int -erts_db_process_exiting(Process *c_p, ErtsProcLocks c_p_locks) +erts_db_process_exiting(Process *c_p, ErtsProcLocks c_p_locks, void **yield_state) { typedef struct { enum { @@ -3719,7 +3727,7 @@ erts_db_process_exiting(Process *c_p, ErtsProcLocks c_p_locks) }op; DbTable *tb; } CleanupState; - CleanupState *state = (CleanupState *) c_p->u.terminate; + CleanupState *state = (CleanupState *) *yield_state; Eterm pid = c_p->common.id; CleanupState default_state; SWord initial_reds = ERTS_BIF_REDS_LEFT(c_p); @@ -3792,7 +3800,7 @@ erts_db_process_exiting(Process *c_p, ErtsProcLocks c_p_locks) if (state != &default_state) erts_free(ERTS_ALC_T_DB_PROC_CLEANUP, state); - c_p->u.terminate = NULL; + *yield_state = NULL; BUMP_REDS(c_p, (initial_reds - reds)); return 0; @@ -3812,12 +3820,12 @@ erts_db_process_exiting(Process *c_p, ErtsProcLocks c_p_locks) yield: if (state == &default_state) { - c_p->u.terminate = erts_alloc(ERTS_ALC_T_DB_PROC_CLEANUP, - sizeof(CleanupState)); - sys_memcpy(c_p->u.terminate, (void*) state, sizeof(CleanupState)); + *yield_state = erts_alloc(ERTS_ALC_T_DB_PROC_CLEANUP, + sizeof(CleanupState)); + sys_memcpy(*yield_state, (void*) state, sizeof(CleanupState)); } else - ASSERT(state == c_p->u.terminate); + ASSERT(state == *yield_state); return !0; } @@ -3912,7 +3920,7 @@ struct free_fixations_ctx SWord cnt; }; -static void free_fixations_op(DbFixation* fix, void* vctx) +static int free_fixations_op(DbFixation* fix, void* vctx, Sint reds) { struct free_fixations_ctx* ctx = (struct free_fixations_ctx*) vctx; erts_aint_t diff; @@ -3949,6 +3957,7 @@ static void free_fixations_op(DbFixation* fix, void* vctx) ERTS_ETS_MISC_MEM_ADD(-sizeof(DbFixation)); } ctx->cnt++; + return 1; } int erts_db_execute_free_fixation(Process* p, DbFixation* fix) @@ -4093,7 +4102,7 @@ struct fixing_procs_info_ctx Eterm list; }; -static void fixing_procs_info_op(DbFixation* fix, void* vctx) +static int fixing_procs_info_op(DbFixation* fix, void* vctx, Sint reds) { struct fixing_procs_info_ctx* ctx = (struct fixing_procs_info_ctx*) vctx; Eterm* hp; @@ -4103,6 +4112,7 @@ static void fixing_procs_info_op(DbFixation* fix, void* vctx) tpl = TUPLE2(hp, fix->procs.p->common.id, make_small(fix->counter)); hp += 3; ctx->list = CONS(hp, tpl, ctx->list); + return 1; } static Eterm table_info(Process* p, DbTable* tb, Eterm What) diff --git a/erts/emulator/beam/erl_db.h b/erts/emulator/beam/erl_db.h index 5955d42aae..dc77fbb60c 100644 --- a/erts/emulator/beam/erl_db.h +++ b/erts/emulator/beam/erl_db.h @@ -111,7 +111,7 @@ typedef enum { } ErtsDbSpinCount; void init_db(ErtsDbSpinCount); -int erts_db_process_exiting(Process *, ErtsProcLocks); +int erts_db_process_exiting(Process *, ErtsProcLocks, void **); int erts_db_execute_free_fixation(Process*, DbFixation*); void db_info(fmtfn_t, void *, int); void erts_db_foreach_table(void (*)(DbTable *, void *), void *); diff --git a/erts/emulator/beam/erl_db_catree.c b/erts/emulator/beam/erl_db_catree.c index 75ac1c4a93..0402c6b7b4 100644 --- a/erts/emulator/beam/erl_db_catree.c +++ b/erts/emulator/beam/erl_db_catree.c @@ -116,24 +116,31 @@ static int db_erase_object_catree(DbTable *tbl, Eterm object,Eterm *ret); static int db_slot_catree(Process *p, DbTable *tbl, Eterm slot_term, Eterm *ret); static int db_select_catree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, int reversed, Eterm *ret); + Eterm pattern, int reversed, Eterm *ret, + enum DbIterSafety); static int db_select_count_catree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret); + Eterm pattern, Eterm *ret, enum DbIterSafety); static int db_select_chunk_catree(Process *p, DbTable *tbl, Eterm tid, Eterm pattern, Sint chunk_size, - int reversed, Eterm *ret); + int reversed, Eterm *ret, enum DbIterSafety); static int db_select_continue_catree(Process *p, DbTable *tbl, - Eterm continuation, Eterm *ret); + Eterm continuation, Eterm *ret, + enum DbIterSafety*); static int db_select_count_continue_catree(Process *p, DbTable *tbl, - Eterm continuation, Eterm *ret); + Eterm continuation, Eterm *ret, + enum DbIterSafety*); static int db_select_delete_catree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret); + Eterm pattern, Eterm *ret, + enum DbIterSafety); static int db_select_delete_continue_catree(Process *p, DbTable *tbl, - Eterm continuation, Eterm *ret); + Eterm continuation, Eterm *ret, + enum DbIterSafety*); static int db_select_replace_catree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret); + Eterm pattern, Eterm *ret, + enum DbIterSafety); static int db_select_replace_continue_catree(Process *p, DbTable *tbl, - Eterm continuation, Eterm *ret); + Eterm continuation, Eterm *ret, + enum DbIterSafety*); static int db_take_catree(Process *, DbTable *, Eterm, Eterm *); static void db_print_catree(fmtfn_t to, void *to_arg, int show, DbTable *tbl); @@ -1843,7 +1850,8 @@ static int db_slot_catree(Process *p, DbTable *tbl, static int db_select_continue_catree(Process *p, DbTable *tbl, Eterm continuation, - Eterm *ret) + Eterm *ret, + enum DbIterSafety* safety_p) { int result; CATreeRootIterator iter; @@ -1856,7 +1864,8 @@ static int db_select_continue_catree(Process *p, } static int db_select_catree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, int reverse, Eterm *ret) + Eterm pattern, int reverse, Eterm *ret, + enum DbIterSafety safety) { int result; CATreeRootIterator iter; @@ -1871,7 +1880,8 @@ static int db_select_catree(Process *p, DbTable *tbl, Eterm tid, static int db_select_count_continue_catree(Process *p, DbTable *tbl, Eterm continuation, - Eterm *ret) + Eterm *ret, + enum DbIterSafety* safety_p) { int result; CATreeRootIterator iter; @@ -1885,7 +1895,8 @@ static int db_select_count_continue_catree(Process *p, } static int db_select_count_catree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret) + Eterm pattern, Eterm *ret, + enum DbIterSafety safety) { int result; CATreeRootIterator iter; @@ -1899,7 +1910,8 @@ static int db_select_count_catree(Process *p, DbTable *tbl, Eterm tid, static int db_select_chunk_catree(Process *p, DbTable *tbl, Eterm tid, Eterm pattern, Sint chunk_size, - int reversed, Eterm *ret) + int reversed, Eterm *ret, + enum DbIterSafety safety) { int result; CATreeRootIterator iter; @@ -1915,7 +1927,8 @@ static int db_select_chunk_catree(Process *p, DbTable *tbl, Eterm tid, static int db_select_delete_continue_catree(Process *p, DbTable *tbl, Eterm continuation, - Eterm *ret) + Eterm *ret, + enum DbIterSafety* safety_p) { DbTreeStack stack; TreeDbTerm * stack_array[STACK_NEED]; @@ -1931,7 +1944,8 @@ static int db_select_delete_continue_catree(Process *p, } static int db_select_delete_catree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret) + Eterm pattern, Eterm *ret, + enum DbIterSafety safety) { DbTreeStack stack; TreeDbTerm * stack_array[STACK_NEED]; @@ -1948,7 +1962,8 @@ static int db_select_delete_catree(Process *p, DbTable *tbl, Eterm tid, } static int db_select_replace_catree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret) + Eterm pattern, Eterm *ret, + enum DbIterSafety safety_p) { int result; CATreeRootIterator iter; @@ -1961,7 +1976,8 @@ static int db_select_replace_catree(Process *p, DbTable *tbl, Eterm tid, } static int db_select_replace_continue_catree(Process *p, DbTable *tbl, - Eterm continuation, Eterm *ret) + Eterm continuation, Eterm *ret, + enum DbIterSafety* safety_p) { int result; CATreeRootIterator iter; diff --git a/erts/emulator/beam/erl_db_hash.c b/erts/emulator/beam/erl_db_hash.c index f05a3b51c9..f225730029 100644 --- a/erts/emulator/beam/erl_db_hash.c +++ b/erts/emulator/beam/erl_db_hash.c @@ -404,26 +404,31 @@ static int db_slot_hash(Process *p, DbTable *tbl, static int db_select_chunk_hash(Process *p, DbTable *tbl, Eterm tid, Eterm pattern, Sint chunk_size, - int reverse, Eterm *ret); + int reverse, Eterm *ret, enum DbIterSafety); static int db_select_hash(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, int reverse, Eterm *ret); + Eterm pattern, int reverse, Eterm *ret, + enum DbIterSafety); static int db_select_continue_hash(Process *p, DbTable *tbl, - Eterm continuation, Eterm *ret); + Eterm continuation, Eterm *ret, + enum DbIterSafety*); static int db_select_count_hash(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret); + Eterm pattern, Eterm *ret, enum DbIterSafety); static int db_select_count_continue_hash(Process *p, DbTable *tbl, - Eterm continuation, Eterm *ret); - + Eterm continuation, Eterm *ret, + enum DbIterSafety*); static int db_select_delete_hash(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret); + Eterm pattern, Eterm *ret, + enum DbIterSafety); static int db_select_delete_continue_hash(Process *p, DbTable *tbl, - Eterm continuation, Eterm *ret); + Eterm continuation, Eterm *ret, + enum DbIterSafety*); static int db_select_replace_hash(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret); + Eterm pattern, Eterm *ret, enum DbIterSafety); static int db_select_replace_continue_hash(Process *p, DbTable *tbl, - Eterm continuation, Eterm *ret); + Eterm continuation, Eterm *ret, + enum DbIterSafety*); static int db_take_hash(Process *, DbTable *, Eterm, Eterm *); static void db_print_hash(fmtfn_t to, @@ -535,7 +540,7 @@ DbTableMethod db_hash = db_select_chunk_hash, db_select_hash, db_select_delete_hash, - db_select_continue_hash, /* hmm continue_hash? */ + db_select_continue_hash, db_select_delete_continue_hash, db_select_count_hash, db_select_count_continue_hash, @@ -1154,8 +1159,9 @@ static int db_slot_hash(Process *p, DbTable *tbl, Eterm slot_term, Eterm *ret) * Match traversal callbacks */ -typedef struct match_callbacks_t_ match_callbacks_t; -struct match_callbacks_t_ + +typedef struct traverse_context_t_ traverse_context_t; +struct traverse_context_t_ { /* Called when no match is possible. * context_ptr: Pointer to context @@ -1163,7 +1169,7 @@ struct match_callbacks_t_ * * Both the direct return value and 'ret' are used as the traversal function return values. */ - int (*on_nothing_can_match)(match_callbacks_t* ctx, Eterm* ret); + int (*on_nothing_can_match)(traverse_context_t* ctx, Eterm* ret); /* Called for each match result. * context_ptr: Pointer to context @@ -1174,7 +1180,7 @@ struct match_callbacks_t_ * * Should return 1 for successful match, 0 otherwise. */ - int (*on_match_res)(match_callbacks_t* ctx, Sint slot_ix, + int (*on_match_res)(traverse_context_t* ctx, Sint slot_ix, HashDbTerm*** current_ptr_ptr, Eterm match_res); /* Called when either we've matched enough elements in this cycle or EOT was reached. @@ -1188,7 +1194,7 @@ struct match_callbacks_t_ * Both the direct return value and 'ret' are used as the traversal function return values. * If *mpp is set to NULL, it won't be deallocated (useful for trapping.) */ - int (*on_loop_ended)(match_callbacks_t* ctx, Sint slot_ix, Sint got, + int (*on_loop_ended)(traverse_context_t* ctx, Sint slot_ix, Sint got, Sint iterations_left, Binary** mpp, Eterm* ret); /* Called when it's time to trap @@ -1201,16 +1207,21 @@ struct match_callbacks_t_ * Both the direct return value and 'ret' are used as the traversal function return values. * If *mpp is set to NULL, it won't be deallocated (useful for trapping.) */ - int (*on_trap)(match_callbacks_t* ctx, Sint slot_ix, Sint got, Binary** mpp, + int (*on_trap)(traverse_context_t* ctx, Sint slot_ix, Sint got, Binary** mpp, Eterm* ret); + Process* p; + DbTableHash* tb; + Eterm tid; + Eterm* prev_continuation_tptr; + enum DbIterSafety safety; }; /* * Begin hash table match traversal */ -static int match_traverse(Process* p, DbTableHash* tb, +static int match_traverse(traverse_context_t* ctx, Eterm pattern, extra_match_validator_t extra_match_validator, /* Optional */ Sint chunk_size, /* If 0, no chunking */ @@ -1218,9 +1229,9 @@ static int match_traverse(Process* p, DbTableHash* tb, Eterm** hpp, /* Heap */ int lock_for_write, /* Set to 1 if we're going to delete or modify existing terms */ - match_callbacks_t* ctx, Eterm* ret) { + DbTableHash* tb = ctx->tb; Sint slot_ix; /* Slot index */ HashDbTerm** current_ptr; /* Refers to either the bucket pointer or * the 'next' pointer in the previous term @@ -1287,7 +1298,7 @@ static int match_traverse(Process* p, DbTableHash* tb, for(;;) { if (*current_ptr != NULL) { if (!is_pseudo_deleted(*current_ptr)) { - match_res = db_match_dbterm(&tb->common, p, mpi.mp, + match_res = db_match_dbterm(&tb->common, ctx->p, mpi.mp, &(*current_ptr)->dbterm, hpp, 2); saved_current = *current_ptr; if (ctx->on_match_res(ctx, slot_ix, ¤t_ptr, match_res)) { @@ -1323,11 +1334,7 @@ static int match_traverse(Process* p, DbTableHash* tb, unlock_hash_function(lck); break; } - if (iterations_left <= 0 || MBUF(p)) { - /* - * We have either reached our limit, or just created some heap fragments. - * Since many heap fragments will make the GC slower, trap and GC now. - */ + if (iterations_left <= 0) { unlock_hash_function(lck); ret_value = ctx->on_trap(ctx, slot_ix, got, &mpi.mp, ret); goto done; @@ -1356,7 +1363,7 @@ done: /* * Continue hash table match traversal */ -static int match_traverse_continue(Process* p, DbTableHash* tb, +static int match_traverse_continue(traverse_context_t* ctx, Sint chunk_size, /* If 0, no chunking */ Sint iterations_left, /* Nr. of iterations left */ Eterm** hpp, /* Heap */ @@ -1365,9 +1372,9 @@ static int match_traverse_continue(Process* p, DbTableHash* tb, Binary** mpp, /* Existing match program */ int lock_for_write, /* Set to 1 if we're going to delete or modify existing terms */ - match_callbacks_t* ctx, Eterm* ret) { + DbTableHash* tb = ctx->tb; HashDbTerm** current_ptr; /* Refers to either the bucket pointer or * the 'next' pointer in the previous term */ @@ -1410,7 +1417,7 @@ static int match_traverse_continue(Process* p, DbTableHash* tb, for(;;) { if (*current_ptr != NULL) { if (!is_pseudo_deleted(*current_ptr)) { - match_res = db_match_dbterm(&tb->common, p, *mpp, + match_res = db_match_dbterm(&tb->common, ctx->p, *mpp, &(*current_ptr)->dbterm, hpp, 2); saved_current = *current_ptr; if (ctx->on_match_res(ctx, slot_ix, ¤t_ptr, match_res)) { @@ -1433,11 +1440,7 @@ static int match_traverse_continue(Process* p, DbTableHash* tb, unlock_hash_function(lck); break; } - if (iterations_left <= 0 || MBUF(p)) { - /* - * We have either reached our limit, or just created some heap fragments. - * Since many heap fragments will make the GC slower, trap and GC now. - */ + if (iterations_left <= 0) { unlock_hash_function(lck); ret_value = ctx->on_trap(ctx, slot_ix, got, mpp, ret); goto done; @@ -1464,52 +1467,50 @@ done: */ static ERTS_INLINE int on_simple_trap(Export* trap_function, - Process* p, - DbTableHash* tb, - Eterm tid, - Eterm* prev_continuation_tptr, - Sint slot_ix, - Sint got, - Binary** mpp, - Eterm* ret) + traverse_context_t* ctx, + Sint slot_ix, + Sint got, + Binary** mpp, + Eterm* ret) { Eterm* hp; Eterm egot; Eterm mpb; Eterm continuation; - int is_first_trap = (prev_continuation_tptr == NULL); + int is_first_trap = (ctx->prev_continuation_tptr == NULL); size_t base_halloc_sz = (is_first_trap ? ERTS_MAGIC_REF_THING_SIZE : 0); - BUMP_ALL_REDS(p); + BUMP_ALL_REDS(ctx->p); if (IS_USMALL(0, got)) { - hp = HAllocX(p, base_halloc_sz + 5, ERTS_MAGIC_REF_THING_SIZE); + hp = HAllocX(ctx->p, base_halloc_sz + 6, ERTS_MAGIC_REF_THING_SIZE); egot = make_small(got); } else { - hp = HAllocX(p, base_halloc_sz + BIG_UINT_HEAP_SIZE + 5, + hp = HAllocX(ctx->p, base_halloc_sz + BIG_UINT_HEAP_SIZE + 6, ERTS_MAGIC_REF_THING_SIZE); egot = uint_to_big(got, hp); hp += BIG_UINT_HEAP_SIZE; } if (is_first_trap) { - if (is_atom(tid)) - tid = erts_db_make_tid(p, &tb->common); - mpb = erts_db_make_match_prog_ref(p, *mpp, &hp); + if (is_atom(ctx->tid)) + ctx->tid = erts_db_make_tid(ctx->p, &ctx->tb->common); + mpb = erts_db_make_match_prog_ref(ctx->p, *mpp, &hp); *mpp = NULL; /* otherwise the caller will destroy it */ } else { - ASSERT(!is_atom(tid)); - mpb = prev_continuation_tptr[3]; + ASSERT(!is_atom(ctx->tid)); + mpb = ctx->prev_continuation_tptr[3]; } - continuation = TUPLE4( + continuation = TUPLE5( hp, - tid, + ctx->tid, make_small(slot_ix), mpb, - egot); - ERTS_BIF_PREP_TRAP1(*ret, trap_function, p, continuation); + egot, + make_small(ctx->safety)); + ERTS_BIF_PREP_TRAP1(*ret, trap_function, ctx->p, continuation); return DB_ERROR_NONE; } @@ -1518,17 +1519,18 @@ static ERTS_INLINE int unpack_simple_continuation(Eterm continuation, Eterm* tid_ptr, Sint* slot_ix_p, Binary** mpp, - Sint* got_p) + Sint* got_p, + enum DbIterSafety* safety_p) { Eterm* tptr; ASSERT(is_tuple(continuation)); tptr = tuple_val(continuation); - if (arityval(*tptr) != 4) + if (*tptr != make_arityval(5)) return 1; - if (! is_small(tptr[2]) || !(is_big(tptr[4]) || is_small(tptr[4]))) { + if (!is_small(tptr[2]) || !(is_big(tptr[4]) || is_small(tptr[4])) + || !is_small(tptr[5])) return 1; - } *tptr_ptr = tptr; *tid_ptr = tptr[1]; @@ -1540,6 +1542,7 @@ static ERTS_INLINE int unpack_simple_continuation(Eterm continuation, else { *got_p = unsigned_val(tptr[4]); } + *safety_p = signed_val(tptr[5]); return 0; } @@ -1553,24 +1556,20 @@ static ERTS_INLINE int unpack_simple_continuation(Eterm continuation, #define MAX_SELECT_CHUNK_ITERATIONS 1000 typedef struct { - match_callbacks_t base; - Process* p; - DbTableHash* tb; - Eterm tid; + traverse_context_t base; Eterm* hp; Sint chunk_size; Eterm match_list; - Eterm* prev_continuation_tptr; } select_chunk_context_t; -static int select_chunk_on_nothing_can_match(match_callbacks_t* ctx_base, Eterm* ret) +static int select_chunk_on_nothing_can_match(traverse_context_t* ctx_base, Eterm* ret) { select_chunk_context_t* ctx = (select_chunk_context_t*) ctx_base; *ret = (ctx->chunk_size > 0 ? am_EOT : NIL); return DB_ERROR_NONE; } -static int select_chunk_on_match_res(match_callbacks_t* ctx_base, Sint slot_ix, +static int select_chunk_on_match_res(traverse_context_t* ctx_base, Sint slot_ix, HashDbTerm*** current_ptr_ptr, Eterm match_res) { @@ -1582,7 +1581,7 @@ static int select_chunk_on_match_res(match_callbacks_t* ctx_base, Sint slot_ix, return 0; } -static int select_chunk_on_loop_ended(match_callbacks_t* ctx_base, +static int select_chunk_on_loop_ended(traverse_context_t* ctx_base, Sint slot_ix, Sint got, Sint iterations_left, Binary** mpp, Eterm* ret) @@ -1598,7 +1597,7 @@ static int select_chunk_on_loop_ended(match_callbacks_t* ctx_base, } else { ASSERT(iterations_left < MAX_SELECT_CHUNK_ITERATIONS); - BUMP_REDS(ctx->p, MAX_SELECT_CHUNK_ITERATIONS - iterations_left); + BUMP_REDS(ctx->base.p, MAX_SELECT_CHUNK_ITERATIONS - iterations_left); if (ctx->chunk_size) { Eterm continuation; Eterm rest = NIL; @@ -1617,14 +1616,14 @@ static int select_chunk_on_loop_ended(match_callbacks_t* ctx_base, been in 'user space' */ } if (rest != NIL || slot_ix >= 0) { /* Need more calls */ - Eterm tid = ctx->tid; - ctx->hp = HAllocX(ctx->p, + Eterm tid = ctx->base.tid; + ctx->hp = HAllocX(ctx->base.p, 3 + 7 + ERTS_MAGIC_REF_THING_SIZE, ERTS_MAGIC_REF_THING_SIZE); - mpb = erts_db_make_match_prog_ref(ctx->p, *mpp, &ctx->hp); + mpb = erts_db_make_match_prog_ref(ctx->base.p, *mpp, &ctx->hp); if (is_atom(tid)) - tid = erts_db_make_tid(ctx->p, - &ctx->tb->common); + tid = erts_db_make_tid(ctx->base.p, + &ctx->base.tb->common); continuation = TUPLE6( ctx->hp, tid, @@ -1639,7 +1638,7 @@ static int select_chunk_on_loop_ended(match_callbacks_t* ctx_base, } else { /* All data is exhausted */ if (ctx->match_list != NIL) { /* No more data to search but still a result to return to the caller */ - ctx->hp = HAlloc(ctx->p, 3); + ctx->hp = HAlloc(ctx->base.p, 3); *ret = TUPLE2(ctx->hp, ctx->match_list, am_EOT); return DB_ERROR_NONE; } else { /* Reached the end of the ttable with no data to return */ @@ -1653,7 +1652,7 @@ static int select_chunk_on_loop_ended(match_callbacks_t* ctx_base, } } -static int select_chunk_on_trap(match_callbacks_t* ctx_base, +static int select_chunk_on_trap(traverse_context_t* ctx_base, Sint slot_ix, Sint got, Binary** mpp, Eterm* ret) { @@ -1662,74 +1661,77 @@ static int select_chunk_on_trap(match_callbacks_t* ctx_base, Eterm continuation; Eterm* hp; - BUMP_ALL_REDS(ctx->p); + BUMP_ALL_REDS(ctx->base.p); - if (ctx->prev_continuation_tptr == NULL) { - Eterm tid = ctx->tid; + if (ctx->base.prev_continuation_tptr == NULL) { + Eterm tid = ctx->base.tid; /* First time we're trapping */ - hp = HAllocX(ctx->p, 7 + ERTS_MAGIC_REF_THING_SIZE, + hp = HAllocX(ctx->base.p, 8 + ERTS_MAGIC_REF_THING_SIZE, ERTS_MAGIC_REF_THING_SIZE); if (is_atom(tid)) - tid = erts_db_make_tid(ctx->p, &ctx->tb->common); - mpb = erts_db_make_match_prog_ref(ctx->p, *mpp, &hp); - continuation = TUPLE6( + tid = erts_db_make_tid(ctx->base.p, &ctx->base.tb->common); + mpb = erts_db_make_match_prog_ref(ctx->base.p, *mpp, &hp); + continuation = TUPLE7( hp, tid, make_small(slot_ix), make_small(ctx->chunk_size), mpb, ctx->match_list, - make_small(got)); + make_small(got), + make_small(ctx->base.safety)); *mpp = NULL; /* otherwise the caller will destroy it */ } else { /* Not the first time we're trapping; reuse continuation terms */ - hp = HAlloc(ctx->p, 7); - continuation = TUPLE6( + hp = HAlloc(ctx->base.p, 8); + continuation = TUPLE7( hp, - ctx->prev_continuation_tptr[1], + ctx->base.prev_continuation_tptr[1], make_small(slot_ix), - ctx->prev_continuation_tptr[3], - ctx->prev_continuation_tptr[4], + ctx->base.prev_continuation_tptr[3], + ctx->base.prev_continuation_tptr[4], ctx->match_list, - make_small(got)); + make_small(got), + make_small(ctx->base.safety)); } - ERTS_BIF_PREP_TRAP1(*ret, &ets_select_continue_exp, ctx->p, + ERTS_BIF_PREP_TRAP1(*ret, &ets_select_continue_exp, ctx->base.p, continuation); return DB_ERROR_NONE; } static int db_select_hash(Process *p, DbTable *tbl, Eterm tid, Eterm pattern, - int reverse, Eterm *ret) + int reverse, Eterm *ret, enum DbIterSafety safety) { - return db_select_chunk_hash(p, tbl, tid, pattern, 0, reverse, ret); + return db_select_chunk_hash(p, tbl, tid, pattern, 0, reverse, ret, safety); } static int db_select_chunk_hash(Process *p, DbTable *tbl, Eterm tid, Eterm pattern, Sint chunk_size, - int reverse, Eterm *ret) + int reverse, Eterm *ret, enum DbIterSafety safety) { select_chunk_context_t ctx; ctx.base.on_nothing_can_match = select_chunk_on_nothing_can_match; ctx.base.on_match_res = select_chunk_on_match_res; ctx.base.on_loop_ended = select_chunk_on_loop_ended; - ctx.base.on_trap = select_chunk_on_trap, - ctx.p = p; - ctx.tb = &tbl->hash; - ctx.tid = tid; + ctx.base.on_trap = select_chunk_on_trap; + ctx.base.p = p; + ctx.base.tb = &tbl->hash; + ctx.base.tid = tid; + ctx.base.prev_continuation_tptr = NULL; + ctx.base.safety = safety; ctx.hp = NULL; ctx.chunk_size = chunk_size; ctx.match_list = NIL; - ctx.prev_continuation_tptr = NULL; return match_traverse( - ctx.p, ctx.tb, + &ctx.base, pattern, NULL, ctx.chunk_size, MAX_SELECT_CHUNK_ITERATIONS, &ctx.hp, 0, - &ctx.base, ret); + ret); } /* @@ -1739,7 +1741,7 @@ static int db_select_chunk_hash(Process *p, DbTable *tbl, Eterm tid, */ static -int select_chunk_continue_on_loop_ended(match_callbacks_t* ctx_base, +int select_chunk_continue_on_loop_ended(traverse_context_t* ctx_base, Sint slot_ix, Sint got, Sint iterations_left, Binary** mpp, Eterm* ret) @@ -1750,14 +1752,14 @@ int select_chunk_continue_on_loop_ended(match_callbacks_t* ctx_base, Eterm* hp; ASSERT(iterations_left <= MAX_SELECT_CHUNK_ITERATIONS); - BUMP_REDS(ctx->p, MAX_SELECT_CHUNK_ITERATIONS - iterations_left); + BUMP_REDS(ctx->base.p, MAX_SELECT_CHUNK_ITERATIONS - iterations_left); if (ctx->chunk_size) { Sint rest_size = 0; if (got > ctx->chunk_size) { /* Cannot write destructively here, the list may have been in user space */ - hp = HAlloc(ctx->p, (got - ctx->chunk_size) * 2); + hp = HAlloc(ctx->base.p, (got - ctx->chunk_size) * 2); while (got-- > ctx->chunk_size) { rest = CONS(hp, CAR(list_val(ctx->match_list)), rest); hp += 2; @@ -1766,13 +1768,13 @@ int select_chunk_continue_on_loop_ended(match_callbacks_t* ctx_base, } } if (rest != NIL || slot_ix >= 0) { - hp = HAlloc(ctx->p, 3 + 7); + hp = HAlloc(ctx->base.p, 3 + 7); continuation = TUPLE6( hp, - ctx->prev_continuation_tptr[1], + ctx->base.prev_continuation_tptr[1], make_small(slot_ix), - ctx->prev_continuation_tptr[3], - ctx->prev_continuation_tptr[4], + ctx->base.prev_continuation_tptr[3], + ctx->base.prev_continuation_tptr[4], rest, make_small(rest_size)); hp += 7; @@ -1780,7 +1782,7 @@ int select_chunk_continue_on_loop_ended(match_callbacks_t* ctx_base, return DB_ERROR_NONE; } else { if (ctx->match_list != NIL) { - hp = HAlloc(ctx->p, 3); + hp = HAlloc(ctx->base.p, 3); *ret = TUPLE2(hp, ctx->match_list, am_EOT); return DB_ERROR_NONE; } else { @@ -1794,10 +1796,11 @@ int select_chunk_continue_on_loop_ended(match_callbacks_t* ctx_base, } /* - * This is called when select traps + * This is called when ets:select/1/2/3 traps + * and for ets:select/1 with user continuation term. */ static int db_select_continue_hash(Process* p, DbTable* tbl, Eterm continuation, - Eterm* ret) + Eterm* ret, enum DbIterSafety* safety_p) { select_chunk_context_t ctx; Eterm* tptr; @@ -1813,7 +1816,13 @@ static int db_select_continue_hash(Process* p, DbTable* tbl, Eterm continuation, ASSERT(is_tuple(continuation)); tptr = tuple_val(continuation); - if (arityval(*tptr) != 6) + /* + * 6-tuple is select/1 user continuation term + * 7-tuple is select trap continuation + */ + if (*tptr == make_arityval(7) && is_small(tptr[7])) + *safety_p = signed_val(tptr[7]); + else if (*tptr != make_arityval(6)) goto badparam; if (!is_small(tptr[2]) || !is_small(tptr[3]) || @@ -1837,18 +1846,19 @@ static int db_select_continue_hash(Process* p, DbTable* tbl, Eterm continuation, ctx.base.on_match_res = select_chunk_on_match_res; ctx.base.on_loop_ended = select_chunk_continue_on_loop_ended; ctx.base.on_trap = select_chunk_on_trap; - ctx.p = p; - ctx.tb = &tbl->hash; - ctx.tid = tid; + ctx.base.p = p; + ctx.base.tb = &tbl->hash; + ctx.base.tid = tid; + ctx.base.prev_continuation_tptr = tptr; + ctx.base.safety = *safety_p; ctx.hp = NULL; ctx.chunk_size = chunk_size; ctx.match_list = match_list; - ctx.prev_continuation_tptr = tptr; return match_traverse_continue( - ctx.p, ctx.tb, ctx.chunk_size, - iterations_left, &ctx.hp, slot_ix, got, &mp, 0, - &ctx.base, ret); + &ctx.base, ctx.chunk_size, + iterations_left, &ctx.hp, slot_ix, got, &mp, 0, + ret); badparam: *ret = NIL; @@ -1866,84 +1876,73 @@ badparam: #define MAX_SELECT_COUNT_ITERATIONS 1000 -typedef struct { - match_callbacks_t base; - Process* p; - DbTableHash* tb; - Eterm tid; - Eterm* prev_continuation_tptr; -} select_count_context_t; - -static int select_count_on_nothing_can_match(match_callbacks_t* ctx_base, +static int select_count_on_nothing_can_match(traverse_context_t* ctx_base, Eterm* ret) { *ret = make_small(0); return DB_ERROR_NONE; } -static int select_count_on_match_res(match_callbacks_t* ctx_base, Sint slot_ix, +static int select_count_on_match_res(traverse_context_t* ctx_base, Sint slot_ix, HashDbTerm*** current_ptr_ptr, Eterm match_res) { return (match_res == am_true); } -static int select_count_on_loop_ended(match_callbacks_t* ctx_base, +static int select_count_on_loop_ended(traverse_context_t* ctx, Sint slot_ix, Sint got, Sint iterations_left, Binary** mpp, Eterm* ret) { - select_count_context_t* ctx = (select_count_context_t*) ctx_base; ASSERT(iterations_left <= MAX_SELECT_COUNT_ITERATIONS); BUMP_REDS(ctx->p, MAX_SELECT_COUNT_ITERATIONS - iterations_left); *ret = erts_make_integer(got, ctx->p); return DB_ERROR_NONE; } -static int select_count_on_trap(match_callbacks_t* ctx_base, +static int select_count_on_trap(traverse_context_t* ctx, Sint slot_ix, Sint got, Binary** mpp, Eterm* ret) { - select_count_context_t* ctx = (select_count_context_t*) ctx_base; return on_simple_trap( - &ets_select_count_continue_exp, - ctx->p, - ctx->tb, - ctx->tid, - ctx->prev_continuation_tptr, + &ets_select_count_continue_exp, ctx, slot_ix, got, mpp, ret); } static int db_select_count_hash(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret) + Eterm pattern, Eterm *ret, + enum DbIterSafety safety) { - select_count_context_t ctx; + traverse_context_t ctx; Sint iterations_left = MAX_SELECT_COUNT_ITERATIONS; Sint chunk_size = 0; - ctx.base.on_nothing_can_match = select_count_on_nothing_can_match; - ctx.base.on_match_res = select_count_on_match_res; - ctx.base.on_loop_ended = select_count_on_loop_ended; - ctx.base.on_trap = select_count_on_trap; + ctx.on_nothing_can_match = select_count_on_nothing_can_match; + ctx.on_match_res = select_count_on_match_res; + ctx.on_loop_ended = select_count_on_loop_ended; + ctx.on_trap = select_count_on_trap; ctx.p = p; ctx.tb = &tbl->hash; ctx.tid = tid; ctx.prev_continuation_tptr = NULL; + ctx.safety = safety; return match_traverse( - ctx.p, ctx.tb, + &ctx, pattern, NULL, chunk_size, iterations_left, NULL, 0, - &ctx.base, ret); + ret); } /* * This is called when select_count traps */ static int db_select_count_continue_hash(Process* p, DbTable* tbl, - Eterm continuation, Eterm* ret) + Eterm continuation, Eterm* ret, + enum DbIterSafety* safety_p) { - select_count_context_t ctx; + traverse_context_t ctx; Eterm* tptr; Eterm tid; Binary* mp; @@ -1952,24 +1951,26 @@ static int db_select_count_continue_hash(Process* p, DbTable* tbl, Sint chunk_size = 0; *ret = NIL; - if (unpack_simple_continuation(continuation, &tptr, &tid, &slot_ix, &mp, &got)) { + if (unpack_simple_continuation(continuation, &tptr, &tid, &slot_ix, &mp, + &got, safety_p)) { *ret = NIL; return DB_ERROR_BADPARAM; } - ctx.base.on_match_res = select_count_on_match_res; - ctx.base.on_loop_ended = select_count_on_loop_ended; - ctx.base.on_trap = select_count_on_trap; + ctx.on_match_res = select_count_on_match_res; + ctx.on_loop_ended = select_count_on_loop_ended; + ctx.on_trap = select_count_on_trap; ctx.p = p; ctx.tb = &tbl->hash; ctx.tid = tid; ctx.prev_continuation_tptr = tptr; + ctx.safety = *safety_p; return match_traverse_continue( - ctx.p, ctx.tb, chunk_size, + &ctx, chunk_size, MAX_SELECT_COUNT_ITERATIONS, NULL, slot_ix, got, &mp, 0, - &ctx.base, ret); + ret); } #undef MAX_SELECT_COUNT_ITERATIONS @@ -1984,24 +1985,20 @@ static int db_select_count_continue_hash(Process* p, DbTable* tbl, #define MAX_SELECT_DELETE_ITERATIONS 1000 typedef struct { - match_callbacks_t base; - Process* p; - DbTableHash* tb; - Eterm tid; - Eterm* prev_continuation_tptr; + traverse_context_t base; erts_aint_t fixated_by_me; Uint last_pseudo_delete; HashDbTerm* free_us; } select_delete_context_t; -static int select_delete_on_nothing_can_match(match_callbacks_t* ctx_base, +static int select_delete_on_nothing_can_match(traverse_context_t* ctx_base, Eterm* ret) { *ret = make_small(0); return DB_ERROR_NONE; } -static int select_delete_on_match_res(match_callbacks_t* ctx_base, Sint slot_ix, +static int select_delete_on_match_res(traverse_context_t* ctx_base, Sint slot_ix, HashDbTerm*** current_ptr_ptr, Eterm match_res) { @@ -2011,9 +2008,9 @@ static int select_delete_on_match_res(match_callbacks_t* ctx_base, Sint slot_ix, if (match_res != am_true) return 0; - if (NFIXED(ctx->tb) > ctx->fixated_by_me) { /* fixated by others? */ + if (NFIXED(ctx->base.tb) > ctx->fixated_by_me) { /* fixated by others? */ if (slot_ix != ctx->last_pseudo_delete) { - if (!add_fixed_deletion(ctx->tb, slot_ix, ctx->fixated_by_me)) + if (!add_fixed_deletion(ctx->base.tb, slot_ix, ctx->fixated_by_me)) goto do_erase; ctx->last_pseudo_delete = slot_ix; } @@ -2026,46 +2023,43 @@ static int select_delete_on_match_res(match_callbacks_t* ctx_base, Sint slot_ix, del->next = ctx->free_us; ctx->free_us = del; } - erts_atomic_dec_nob(&ctx->tb->common.nitems); + erts_atomic_dec_nob(&ctx->base.tb->common.nitems); return 1; } -static int select_delete_on_loop_ended(match_callbacks_t* ctx_base, +static int select_delete_on_loop_ended(traverse_context_t* ctx_base, Sint slot_ix, Sint got, Sint iterations_left, Binary** mpp, Eterm* ret) { select_delete_context_t* ctx = (select_delete_context_t*) ctx_base; - free_term_list(ctx->tb, ctx->free_us); + free_term_list(ctx->base.tb, ctx->free_us); ctx->free_us = NULL; ASSERT(iterations_left <= MAX_SELECT_DELETE_ITERATIONS); - BUMP_REDS(ctx->p, MAX_SELECT_DELETE_ITERATIONS - iterations_left); + BUMP_REDS(ctx->base.p, MAX_SELECT_DELETE_ITERATIONS - iterations_left); if (got) { - try_shrink(ctx->tb); + try_shrink(ctx->base.tb); } - *ret = erts_make_integer(got, ctx->p); + *ret = erts_make_integer(got, ctx->base.p); return DB_ERROR_NONE; } -static int select_delete_on_trap(match_callbacks_t* ctx_base, +static int select_delete_on_trap(traverse_context_t* ctx_base, Sint slot_ix, Sint got, Binary** mpp, Eterm* ret) { select_delete_context_t* ctx = (select_delete_context_t*) ctx_base; - free_term_list(ctx->tb, ctx->free_us); + free_term_list(ctx->base.tb, ctx->free_us); ctx->free_us = NULL; return on_simple_trap( - &ets_select_delete_continue_exp, - ctx->p, - ctx->tb, - ctx->tid, - ctx->prev_continuation_tptr, + &ets_select_delete_continue_exp, &ctx->base, slot_ix, got, mpp, ret); } static int db_select_delete_hash(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret) + Eterm pattern, Eterm *ret, + enum DbIterSafety safety) { select_delete_context_t ctx; Sint chunk_size = 0; @@ -2074,27 +2068,29 @@ static int db_select_delete_hash(Process *p, DbTable *tbl, Eterm tid, ctx.base.on_match_res = select_delete_on_match_res; ctx.base.on_loop_ended = select_delete_on_loop_ended; ctx.base.on_trap = select_delete_on_trap; - ctx.p = p; - ctx.tb = &tbl->hash; - ctx.tid = tid; - ctx.prev_continuation_tptr = NULL; - ctx.fixated_by_me = ctx.tb->common.is_thread_safe ? 0 : 1; /* TODO: something nicer */ + ctx.base.p = p; + ctx.base.tb = &tbl->hash; + ctx.base.tid = tid; + ctx.base.prev_continuation_tptr = NULL; + ctx.base.safety = safety; + ctx.fixated_by_me = ctx.base.tb->common.is_thread_safe ? 0 : 1; ctx.last_pseudo_delete = (Uint) -1; ctx.free_us = NULL; return match_traverse( - ctx.p, ctx.tb, + &ctx.base, pattern, NULL, chunk_size, MAX_SELECT_DELETE_ITERATIONS, NULL, 1, - &ctx.base, ret); + ret); } /* * This is called when select_delete traps */ static int db_select_delete_continue_hash(Process* p, DbTable* tbl, - Eterm continuation, Eterm* ret) + Eterm continuation, Eterm* ret, + enum DbIterSafety* safety_p) { select_delete_context_t ctx; Eterm* tptr; @@ -2104,7 +2100,8 @@ static int db_select_delete_continue_hash(Process* p, DbTable* tbl, Sint slot_ix; Sint chunk_size = 0; - if (unpack_simple_continuation(continuation, &tptr, &tid, &slot_ix, &mp, &got)) { + if (unpack_simple_continuation(continuation, &tptr, &tid, &slot_ix, &mp, + &got, safety_p)) { *ret = NIL; return DB_ERROR_BADPARAM; } @@ -2112,19 +2109,20 @@ static int db_select_delete_continue_hash(Process* p, DbTable* tbl, ctx.base.on_match_res = select_delete_on_match_res; ctx.base.on_loop_ended = select_delete_on_loop_ended; ctx.base.on_trap = select_delete_on_trap; - ctx.p = p; - ctx.tb = &tbl->hash; - ctx.tid = tid; - ctx.prev_continuation_tptr = tptr; - ctx.fixated_by_me = ONLY_WRITER(p, ctx.tb) ? 0 : 1; /* TODO: something nicer */ + ctx.base.p = p; + ctx.base.tb = &tbl->hash; + ctx.base.tid = tid; + ctx.base.prev_continuation_tptr = tptr; + ctx.base.safety = *safety_p; + ctx.fixated_by_me = ONLY_WRITER(p, ctx.base.tb) ? 0 : 1; ctx.last_pseudo_delete = (Uint) -1; ctx.free_us = NULL; return match_traverse_continue( - ctx.p, ctx.tb, chunk_size, + &ctx.base, chunk_size, MAX_SELECT_DELETE_ITERATIONS, NULL, slot_ix, got, &mp, 1, - &ctx.base, ret); + ret); } #undef MAX_SELECT_DELETE_ITERATIONS @@ -2138,26 +2136,17 @@ static int db_select_delete_continue_hash(Process* p, DbTable* tbl, #define MAX_SELECT_REPLACE_ITERATIONS 1000 -typedef struct { - match_callbacks_t base; - Process* p; - DbTableHash* tb; - Eterm tid; - Eterm* prev_continuation_tptr; -} select_replace_context_t; - -static int select_replace_on_nothing_can_match(match_callbacks_t* ctx_base, +static int select_replace_on_nothing_can_match(traverse_context_t* ctx_base, Eterm* ret) { *ret = make_small(0); return DB_ERROR_NONE; } -static int select_replace_on_match_res(match_callbacks_t* ctx_base, Sint slot_ix, +static int select_replace_on_match_res(traverse_context_t* ctx, Sint slot_ix, HashDbTerm*** current_ptr_ptr, Eterm match_res) { - select_replace_context_t* ctx = (select_replace_context_t*) ctx_base; DbTableHash* tb = ctx->tb; HashDbTerm* new; HashDbTerm* next; @@ -2183,11 +2172,10 @@ static int select_replace_on_match_res(match_callbacks_t* ctx_base, Sint slot_ix return 0; } -static int select_replace_on_loop_ended(match_callbacks_t* ctx_base, Sint slot_ix, +static int select_replace_on_loop_ended(traverse_context_t* ctx, Sint slot_ix, Sint got, Sint iterations_left, Binary** mpp, Eterm* ret) { - select_replace_context_t* ctx = (select_replace_context_t*) ctx_base; ASSERT(iterations_left <= MAX_SELECT_REPLACE_ITERATIONS); /* the more objects we've replaced, the more reductions we've consumed */ BUMP_REDS(ctx->p, @@ -2197,23 +2185,20 @@ static int select_replace_on_loop_ended(match_callbacks_t* ctx_base, Sint slot_i return DB_ERROR_NONE; } -static int select_replace_on_trap(match_callbacks_t* ctx_base, +static int select_replace_on_trap(traverse_context_t* ctx, Sint slot_ix, Sint got, Binary** mpp, Eterm* ret) { - select_replace_context_t* ctx = (select_replace_context_t*) ctx_base; return on_simple_trap( - &ets_select_replace_continue_exp, - ctx->p, - ctx->tb, - ctx->tid, - ctx->prev_continuation_tptr, + &ets_select_replace_continue_exp, ctx, slot_ix, got, mpp, ret); } -static int db_select_replace_hash(Process *p, DbTable *tbl, Eterm tid, Eterm pattern, Eterm *ret) +static int db_select_replace_hash(Process *p, DbTable *tbl, Eterm tid, + Eterm pattern, Eterm *ret, + enum DbIterSafety safety) { - select_replace_context_t ctx; + traverse_context_t ctx; Sint chunk_size = 0; /* Bag implementation presented both semantic consistency and performance issues, @@ -2221,29 +2206,32 @@ static int db_select_replace_hash(Process *p, DbTable *tbl, Eterm tid, Eterm pat */ ASSERT(!(tbl->hash.common.status & DB_BAG)); - ctx.base.on_nothing_can_match = select_replace_on_nothing_can_match; - ctx.base.on_match_res = select_replace_on_match_res; - ctx.base.on_loop_ended = select_replace_on_loop_ended; - ctx.base.on_trap = select_replace_on_trap; + ctx.on_nothing_can_match = select_replace_on_nothing_can_match; + ctx.on_match_res = select_replace_on_match_res; + ctx.on_loop_ended = select_replace_on_loop_ended; + ctx.on_trap = select_replace_on_trap; ctx.p = p; ctx.tb = &tbl->hash; ctx.tid = tid; ctx.prev_continuation_tptr = NULL; + ctx.safety = safety; return match_traverse( - ctx.p, ctx.tb, + &ctx, pattern, db_match_keeps_key, chunk_size, MAX_SELECT_REPLACE_ITERATIONS, NULL, 1, - &ctx.base, ret); + ret); } /* * This is called when select_replace traps */ -static int db_select_replace_continue_hash(Process* p, DbTable* tbl, Eterm continuation, Eterm* ret) +static int db_select_replace_continue_hash(Process* p, DbTable* tbl, + Eterm continuation, Eterm* ret, + enum DbIterSafety* safety_p) { - select_replace_context_t ctx; + traverse_context_t ctx; Eterm* tptr; Eterm tid ; Binary* mp; @@ -2252,25 +2240,27 @@ static int db_select_replace_continue_hash(Process* p, DbTable* tbl, Eterm conti Sint chunk_size = 0; *ret = NIL; - if (unpack_simple_continuation(continuation, &tptr, &tid, &slot_ix, &mp, &got)) { + if (unpack_simple_continuation(continuation, &tptr, &tid, &slot_ix, &mp, + &got, safety_p)) { *ret = NIL; return DB_ERROR_BADPARAM; } /* Proceed */ - ctx.base.on_match_res = select_replace_on_match_res; - ctx.base.on_loop_ended = select_replace_on_loop_ended; - ctx.base.on_trap = select_replace_on_trap; + ctx.on_match_res = select_replace_on_match_res; + ctx.on_loop_ended = select_replace_on_loop_ended; + ctx.on_trap = select_replace_on_trap; ctx.p = p; ctx.tb = &tbl->hash; ctx.tid = tid; ctx.prev_continuation_tptr = tptr; + ctx.safety = *safety_p; return match_traverse_continue( - ctx.p, ctx.tb, chunk_size, + &ctx, chunk_size, MAX_SELECT_REPLACE_ITERATIONS, NULL, slot_ix, got, &mp, 1, - &ctx.base, ret); + ret); } diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c index 02a5934a6e..f9ba04f399 100644 --- a/erts/emulator/beam/erl_db_tree.c +++ b/erts/emulator/beam/erl_db_tree.c @@ -397,24 +397,31 @@ static int db_erase_object_tree(DbTable *tbl, Eterm object,Eterm *ret); static int db_slot_tree(Process *p, DbTable *tbl, Eterm slot_term, Eterm *ret); static int db_select_tree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, int reversed, Eterm *ret); + Eterm pattern, int reversed, Eterm *ret, + enum DbIterSafety); static int db_select_count_tree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret); + Eterm pattern, Eterm *ret, enum DbIterSafety); static int db_select_chunk_tree(Process *p, DbTable *tbl, Eterm tid, Eterm pattern, Sint chunk_size, - int reversed, Eterm *ret); + int reversed, Eterm *ret, enum DbIterSafety); static int db_select_continue_tree(Process *p, DbTable *tbl, - Eterm continuation, Eterm *ret); + Eterm continuation, Eterm *ret, + enum DbIterSafety*); static int db_select_count_continue_tree(Process *p, DbTable *tbl, - Eterm continuation, Eterm *ret); + Eterm continuation, Eterm *ret, + enum DbIterSafety*); static int db_select_delete_tree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret); + Eterm pattern, Eterm *ret, + enum DbIterSafety); static int db_select_delete_continue_tree(Process *p, DbTable *tbl, - Eterm continuation, Eterm *ret); + Eterm continuation, Eterm *ret, + enum DbIterSafety*); static int db_select_replace_tree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret); + Eterm pattern, Eterm *ret, + enum DbIterSafety); static int db_select_replace_continue_tree(Process *p, DbTable *tbl, - Eterm continuation, Eterm *ret); + Eterm continuation, Eterm *ret, + enum DbIterSafety*); static int db_take_tree(Process *, DbTable *, Eterm, Eterm *); static void db_print_tree(fmtfn_t to, void *to_arg, int show, DbTable *tbl); @@ -1160,7 +1167,8 @@ int db_select_continue_tree_common(Process *p, static int db_select_continue_tree(Process *p, DbTable *tbl, Eterm continuation, - Eterm *ret) + Eterm *ret, + enum DbIterSafety* safety_p) { DbTableTree *tb = &tbl->tree; return db_select_continue_tree_common(p, &tb->common, @@ -1297,7 +1305,8 @@ int db_select_tree_common(Process *p, DbTable *tb, } static int db_select_tree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, int reverse, Eterm *ret) + Eterm pattern, int reverse, Eterm *ret, + enum DbIterSafety safety) { return db_select_tree_common(p, tbl, tid, pattern, reverse, ret, &tbl->tree, NULL); @@ -1408,7 +1417,8 @@ int db_select_count_continue_tree_common(Process *p, static int db_select_count_continue_tree(Process *p, DbTable *tbl, Eterm continuation, - Eterm *ret) + Eterm *ret, + enum DbIterSafety* safety_p) { DbTableTree *tb = &tbl->tree; return db_select_count_continue_tree_common(p, tbl, @@ -1527,7 +1537,8 @@ int db_select_count_tree_common(Process *p, DbTable *tb, } static int db_select_count_tree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret) + Eterm pattern, Eterm *ret, + enum DbIterSafety safety) { DbTableTree *tb = &tbl->tree; return db_select_count_tree_common(p, tbl, @@ -1704,7 +1715,7 @@ int db_select_chunk_tree_common(Process *p, DbTable *tb, static int db_select_chunk_tree(Process *p, DbTable *tbl, Eterm tid, Eterm pattern, Sint chunk_size, int reverse, - Eterm *ret) + Eterm *ret, enum DbIterSafety safety) { DbTableTree *tb = &tbl->tree; return db_select_chunk_tree_common(p, tbl, @@ -1813,7 +1824,8 @@ int db_select_delete_continue_tree_common(Process *p, static int db_select_delete_continue_tree(Process *p, DbTable *tbl, Eterm continuation, - Eterm *ret) + Eterm *ret, + enum DbIterSafety* safety_p) { DbTableTree *tb = &tbl->tree; ASSERT(!erts_atomic_read_nob(&tb->is_stack_busy)); @@ -1942,7 +1954,8 @@ int db_select_delete_tree_common(Process *p, DbTable *tbl, } static int db_select_delete_tree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret) + Eterm pattern, Eterm *ret, + enum DbIterSafety safety) { DbTableTree *tb = &tbl->tree; return db_select_delete_tree_common(p, tbl, tid, pattern, ret, @@ -2052,7 +2065,8 @@ int db_select_replace_continue_tree_common(Process *p, static int db_select_replace_continue_tree(Process *p, DbTable *tbl, Eterm continuation, - Eterm *ret) + Eterm *ret, + enum DbIterSafety* safety_p) { return db_select_replace_continue_tree_common(p, tbl, continuation, ret, &tbl->tree, NULL); @@ -2177,7 +2191,8 @@ int db_select_replace_tree_common(Process *p, DbTable *tbl, } static int db_select_replace_tree(Process *p, DbTable *tbl, Eterm tid, - Eterm pattern, Eterm *ret) + Eterm pattern, Eterm *ret, + enum DbIterSafety safety) { return db_select_replace_tree_common(p, tbl, tid, pattern, ret, &tbl->tree, NULL); @@ -3743,13 +3758,6 @@ static int doit_select(DbTableCommon *tb, TreeDbTerm *this, if (is_value(ret)) { sc->accum = CONS(hp, ret, sc->accum); } - if (MBUF(sc->p)) { - /* - * Force a trap and GC if a heap fragment was created. Many heap fragments - * make the GC slow. - */ - sc->max = 0; - } if (--(sc->max) <= 0) { return 0; } @@ -3806,13 +3814,6 @@ static int doit_select_chunk(DbTableCommon *tb, TreeDbTerm *this, ++(sc->got); sc->accum = CONS(hp, ret, sc->accum); } - if (MBUF(sc->p)) { - /* - * Force a trap and GC if a heap fragment was created. Many heap fragments - * make the GC slow. - */ - sc->max = 0; - } if (--(sc->max) <= 0 || sc->got == sc->chunk_size) { return 0; } diff --git a/erts/emulator/beam/erl_db_util.c b/erts/emulator/beam/erl_db_util.c index ec7442aeeb..1ea7074d21 100644 --- a/erts/emulator/beam/erl_db_util.c +++ b/erts/emulator/beam/erl_db_util.c @@ -3312,7 +3312,7 @@ void db_cleanup_offheap_comp(DbTerm* obj) default: ASSERT(is_external_header(u.hdr->thing_word)); ASSERT(u.pb != &tmp); - erts_deref_node_entry(u.ext->node); + erts_deref_node_entry(u.ext->node, make_boxed(u.ep)); break; } } diff --git a/erts/emulator/beam/erl_db_util.h b/erts/emulator/beam/erl_db_util.h index e1af9210ea..e3d3c0e804 100644 --- a/erts/emulator/beam/erl_db_util.h +++ b/erts/emulator/beam/erl_db_util.h @@ -101,6 +101,14 @@ typedef struct { } u; } DbUpdateHandle; +/* How safe are we from double-hits or missed objects + * when iterating without fixation? + */ +enum DbIterSafety { + ITER_UNSAFE, /* Must fixate to be safe */ + ITER_SAFE_LOCKED, /* Safe while table is locked, not between trap calls */ + ITER_SAFE /* No need to fixate at all */ +}; typedef struct db_table_method { @@ -150,44 +158,53 @@ typedef struct db_table_method Eterm pattern, Sint chunk_size, int reverse, - Eterm* ret); + Eterm* ret, + enum DbIterSafety); int (*db_select)(Process* p, DbTable* tb, /* [in out] */ Eterm tid, Eterm pattern, int reverse, - Eterm* ret); + Eterm* ret, + enum DbIterSafety); int (*db_select_delete)(Process* p, DbTable* tb, /* [in out] */ Eterm tid, Eterm pattern, - Eterm* ret); + Eterm* ret, + enum DbIterSafety); int (*db_select_continue)(Process* p, DbTable* tb, /* [in out] */ Eterm continuation, - Eterm* ret); + Eterm* ret, + enum DbIterSafety*); int (*db_select_delete_continue)(Process* p, DbTable* tb, /* [in out] */ Eterm continuation, - Eterm* ret); + Eterm* ret, + enum DbIterSafety*); int (*db_select_count)(Process* p, DbTable* tb, /* [in out] */ Eterm tid, Eterm pattern, - Eterm* ret); + Eterm* ret, + enum DbIterSafety); int (*db_select_count_continue)(Process* p, DbTable* tb, /* [in out] */ Eterm continuation, - Eterm* ret); + Eterm* ret, + enum DbIterSafety*); int (*db_select_replace)(Process* p, DbTable* tb, /* [in out] */ Eterm tid, Eterm pattern, - Eterm* ret); + Eterm* ret, + enum DbIterSafety); int (*db_select_replace_continue)(Process* p, DbTable* tb, /* [in out] */ Eterm continuation, - Eterm* ret); + Eterm* ret, + enum DbIterSafety*); int (*db_take)(Process *, DbTable *, Eterm, Eterm *); SWord (*db_delete_all_objects)(Process* p, DbTable* db, SWord reds); diff --git a/erts/emulator/beam/erl_dirty_bif.tab b/erts/emulator/beam/erl_dirty_bif.tab index 609869ad9f..656acfebdb 100644 --- a/erts/emulator/beam/erl_dirty_bif.tab +++ b/erts/emulator/beam/erl_dirty_bif.tab @@ -57,7 +57,6 @@ dirty-cpu erts_debug:lcnt_clear/0 # and debug purposes only. We really do *not* want to execute these # on dirty schedulers on a real system. -dirty-cpu-test erlang:iolist_size/1 dirty-cpu-test erlang:make_tuple/2 dirty-cpu-test erlang:make_tuple/3 dirty-cpu-test erlang:append_element/2 diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c index 3a50b294d1..9317850d96 100644 --- a/erts/emulator/beam/erl_gc.c +++ b/erts/emulator/beam/erl_gc.c @@ -1303,7 +1303,8 @@ erts_garbage_collect_literals(Process* p, Eterm* literals, ExternalThing *etp; ASSERT(is_external_header(ptr->thing_word)); etp = (ExternalThing *) ptr; - erts_refc_inc(&etp->node->refc, 1); + erts_ref_node_entry(etp->node, 1, + make_boxed(&oh->thing_word)); break; } } @@ -2836,7 +2837,11 @@ sweep_off_heap(Process *p, int fullsweep) while (ptr) { if (IS_MOVED_BOXED(ptr->thing_word)) { ASSERT(!ErtsInArea(ptr, oheap, oheap_sz)); - *prev = ptr = (struct erl_off_heap_header*) boxed_val(ptr->thing_word); + if (is_external_header(((struct erl_off_heap_header*) boxed_val(ptr->thing_word))->thing_word)) + erts_node_bookkeep(((ExternalThing*)ptr)->node, + make_boxed(&ptr->thing_word), + ERL_NODE_DEC); + *prev = ptr = (struct erl_off_heap_header*) boxed_val(ptr->thing_word); ASSERT(!IS_MOVED_BOXED(ptr->thing_word)); switch (ptr->thing_word) { case HEADER_PROC_BIN: { @@ -2863,6 +2868,11 @@ sweep_off_heap(Process *p, int fullsweep) /* fall through... */ } default: + if (is_external_header(ptr->thing_word)) { + erts_node_bookkeep(((ExternalThing*)ptr)->node, + make_boxed(&ptr->thing_word), + ERL_NODE_INC); + } prev = &ptr->next; ptr = ptr->next; } @@ -2896,7 +2906,8 @@ sweep_off_heap(Process *p, int fullsweep) } default: ASSERT(is_external_header(ptr->thing_word)); - erts_deref_node_entry(((ExternalThing*)ptr)->node); + erts_deref_node_entry(((ExternalThing*)ptr)->node, + make_boxed(&ptr->thing_word)); } *prev = ptr = ptr->next; } @@ -3029,6 +3040,13 @@ offset_heap(Eterm* hp, Uint sz, Sint offs, char* area, Uint area_size) { struct erl_off_heap_header* oh = (struct erl_off_heap_header*) hp; + if (is_external_header(oh->thing_word)) { + erts_node_bookkeep(((ExternalThing*)oh)->node, + make_boxed(((Eterm*)oh)-offs), ERL_NODE_DEC); + erts_node_bookkeep(((ExternalThing*)oh)->node, + make_boxed((Eterm*)oh), ERL_NODE_INC); + } + if (ErtsInArea(oh->next, area, area_size)) { Eterm** uptr = (Eterm **) (void *) &oh->next; *uptr += offs; /* Patch the mso chain */ diff --git a/erts/emulator/beam/erl_hl_timer.c b/erts/emulator/beam/erl_hl_timer.c index ef7a55fa38..b0eb0e85c0 100644 --- a/erts/emulator/beam/erl_hl_timer.c +++ b/erts/emulator/beam/erl_hl_timer.c @@ -29,8 +29,6 @@ # include "config.h" #endif -/* #define ERTS_MAGIC_REF_BIF_TIMERS */ - #include "sys.h" #include "global.h" #include "bif.h" @@ -39,9 +37,6 @@ #include "erl_time.h" #include "erl_hl_timer.h" #include "erl_proc_sig_queue.h" -#ifdef ERTS_MAGIC_REF_BIF_TIMERS -#include "erl_binary.h" -#endif #define ERTS_TMR_CHECK_CANCEL_ON_CREATE 0 @@ -195,14 +190,9 @@ struct ErtsBifTimer_ { } type; struct { erts_atomic32_t state; -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - ErtsMagicBinary *mbin; - ErtsHLTimerList proc_list; -#else Uint32 refn[ERTS_REF_NUMBERS]; ErtsBifTimerTree proc_tree; ErtsBifTimerTree tree; -#endif Eterm message; ErlHeapFragment *bp; } btm; @@ -220,11 +210,7 @@ typedef ErtsTimer *(*ErtsCreateTimerFunc)(ErtsSchedulerData *esdp, int short_time, ErtsTmrType type, void *rcvrp, Eterm rcvr, Eterm msg, -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - ErtsMagicBinary *mbin, -#else Uint32 *refn, -#endif void (*callback)(void *), void *arg); #ifdef SMALL_MEMORY @@ -303,16 +289,12 @@ typedef struct { struct ErtsHLTimerService_ { ErtsHLTCncldTmrQ canceled_queue; ErtsHLTimer *time_tree; -#ifndef ERTS_MAGIC_REF_BIF_TIMERS ErtsBifTimer *btm_tree; -#endif ErtsHLTimer *next_timeout; ErtsYieldingTimeoutState yield; ErtsTWheelTimer service_timer; }; -#ifndef ERTS_MAGIC_REF_BIF_TIMERS - static ERTS_INLINE int refn_is_lt(Uint32 *x, Uint32 *y) { @@ -334,8 +316,6 @@ refn_is_eq(Uint32 *x, Uint32 *y) return (x[0] == y[0]) & (x[1] == y[1]) & (x[2] == y[2]); } -#endif - #define ERTS_RBT_PREFIX time #define ERTS_RBT_T ErtsHLTimer #define ERTS_RBT_KEY_T ErtsMonotonicTime @@ -525,13 +505,7 @@ same_time_list_lookup(ErtsHLTimer *root, ErtsHLTimer *x) #endif /* ERTS_HLT_HARD_DEBUG */ -#ifdef ERTS_MAGIC_REF_BIF_TIMERS -#define ERTS_BTM_HLT2REFN(T) ((T)->btm.mbin->refn) -#else #define ERTS_BTM_HLT2REFN(T) ((T)->btm.refn) -#endif - -#ifndef ERTS_MAGIC_REF_BIF_TIMERS #define ERTS_RBT_PREFIX btm #define ERTS_RBT_T ErtsBifTimer @@ -576,87 +550,12 @@ same_time_list_lookup(ErtsHLTimer *root, ErtsHLTimer *x) #define ERTS_RBT_IS_EQ(KX, KY) refn_is_eq((KX), (KY)) #define ERTS_RBT_WANT_DELETE #define ERTS_RBT_WANT_INSERT -#ifndef ERTS_MAGIC_REF_BIF_TIMERS #define ERTS_RBT_WANT_LOOKUP -#endif #define ERTS_RBT_WANT_FOREACH #define ERTS_RBT_UNDEF #include "erl_rbtree.h" -#endif /* !ERTS_MAGIC_REF_BIF_TIMERS */ - -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - -static ERTS_INLINE void -proc_btm_list_insert(ErtsBifTimer **list, ErtsBifTimer *x) -{ - ErtsBifTimer *y = *list; - if (!y) { - x->btm.proc_list.next = x; - x->btm.proc_list.prev = x; - *list = x; - } - else { - ERTS_HLT_ASSERT(y->btm.proc_list.prev->btm.proc_list.next == y); - x->btm.proc_list.next = y; - x->btm.proc_list.prev = y->btm.proc_list.prev; - y->btm.proc_list.prev->btm.proc_list.next = x; - y->btm.proc_list.prev = x; - } -} - -static ERTS_INLINE void -proc_btm_list_delete(ErtsBifTimer **list, ErtsBifTimer *x) -{ - ErtsBifTimer *y = *list; - if (y == x && x->btm.proc_list.next == x) { - ERTS_HLT_ASSERT(x->btm.proc_list.prev == x); - *list = NULL; - } - else { - if (y == x) - *list = x->btm.proc_list.next; - ERTS_HLT_ASSERT(x->btm.proc_list.prev->btm.proc_list.next == x); - ERTS_HLT_ASSERT(x->btm.proc_list.next->btm.proc_list.prev == x); - x->btm.proc_list.prev->btm.proc_list.next = x->btm.proc_list.next; - x->btm.proc_list.next->btm.proc_list.prev = x->btm.proc_list.prev; - } - x->btm.proc_list.next = NULL; -} - -static ERTS_INLINE int -proc_btm_list_foreach_destroy_yielding(ErtsBifTimer **list, - void (*destroy)(ErtsBifTimer *, void *), - void *arg, - int limit) -{ - int i; - ErtsBifTimer *first, *last; - - first = *list; - if (!first) - return 0; - - last = first->btm.proc_list.prev; - for (i = 0; i < limit; i++) { - ErtsBifTimer *x = last; - last = last->btm.proc_list.prev; - (*destroy)(x, arg); - x->btm.proc_list.next = NULL; - if (x == first) { - *list = NULL; - return 0; - } - } - - last->btm.proc_list.next = first; - first->btm.proc_list.prev = last; - return 1; -} - -#else /* !ERTS_MAGIC_REF_BIF_TIMERS */ - #define ERTS_RBT_PREFIX proc_btm #define ERTS_RBT_T ErtsBifTimer #define ERTS_RBT_KEY_T Uint32 * @@ -700,16 +599,12 @@ proc_btm_list_foreach_destroy_yielding(ErtsBifTimer **list, #define ERTS_RBT_IS_EQ(KX, KY) refn_is_eq((KX), (KY)) #define ERTS_RBT_WANT_DELETE #define ERTS_RBT_WANT_INSERT -#ifndef ERTS_MAGIC_REF_BIF_TIMERS #define ERTS_RBT_WANT_LOOKUP -#endif #define ERTS_RBT_WANT_FOREACH_DESTROY_YIELDING #define ERTS_RBT_UNDEF #include "erl_rbtree.h" -#endif /* !ERTS_MAGIC_REF_BIF_TIMERS */ - static void init_canceled_queue(ErtsHLTCncldTmrQ *cq); void @@ -728,9 +623,7 @@ erts_create_timer_service(void) srv = erts_alloc_permanent_cache_aligned(ERTS_ALC_T_TIMER_SERVICE, sizeof(ErtsHLTimerService)); srv->time_tree = NULL; -#ifndef ERTS_MAGIC_REF_BIF_TIMERS srv->btm_tree = NULL; -#endif srv->next_timeout = NULL; srv->yield = init_yield; erts_twheel_init_timer(&srv->service_timer); @@ -805,40 +698,10 @@ port_timeout_common(Port *port, void *tmr) return 0; } -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - -static erts_atomic_t * -mbin_to_btmref__(ErtsMagicBinary *mbin) -{ - return erts_binary_to_magic_indirection((Binary *) mbin); -} - -static ERTS_INLINE void -magic_binary_init(ErtsMagicBinary *mbin, ErtsBifTimer *tmr) -{ - erts_atomic_t *aptr = mbin_to_btmref__(mbin); - erts_atomic_init_nob(aptr, (erts_aint_t) tmr); -} - -static ERTS_INLINE ErtsBifTimer * -magic_binary_to_btm(ErtsMagicBinary *mbin) -{ - erts_atomic_t *aptr = mbin_to_btmref__(mbin); - ErtsBifTimer *tmr = (ErtsBifTimer *) erts_atomic_read_nob(aptr); - ERTS_HLT_ASSERT(!tmr || tmr->btm.mbin == mbin); - return tmr; -} - -#endif /* ERTS_MAGIC_REF_BIF_TIMERS */ - static ERTS_INLINE erts_aint_t init_btm_specifics(ErtsSchedulerData *esdp, ErtsBifTimer *tmr, Eterm msg, -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - ErtsMagicBinary *mbin -#else Uint32 *refn -#endif ) { Uint hsz = is_immed(msg) ? ((Uint) 0) : size_object(msg); @@ -853,13 +716,6 @@ init_btm_specifics(ErtsSchedulerData *esdp, tmr->btm.message = copy_struct(msg, hsz, &hp, &bp->off_heap); tmr->btm.bp = bp; } -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - refc = 1; - tmr->btm.mbin = mbin; - erts_refc_inc(&mbin->refc, 1); - magic_binary_init(mbin, tmr); - tmr->btm.proc_list.next = NULL; -#else refc = 0; tmr->btm.refn[0] = refn[0]; tmr->btm.refn[1] = refn[1]; @@ -868,7 +724,6 @@ init_btm_specifics(ErtsSchedulerData *esdp, tmr->btm.proc_tree.parent = ERTS_HLT_PFIELD_NOT_IN_TABLE; btm_rbt_insert(&esdp->timer_service->btm_tree, tmr); -#endif erts_atomic32_init_nob(&tmr->btm.state, ERTS_TMR_STATE_ACTIVE); return refc; /* refc from magic binary... */ @@ -886,11 +741,6 @@ timer_destroy(ErtsTimer *tmr, int twt, int btm) erts_free(ERTS_ALC_T_HL_PTIMER, tmr); } else { -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - Binary *bp = (Binary *) tmr->btm.btm.mbin; - if (erts_refc_dectest(&bp->refc, 0) == 0) - erts_bin_free(bp); -#endif if (tmr->head.roflgs & ERTS_TMR_ROFLG_PRE_ALC) bif_timer_pre_free(&tmr->btm); else @@ -940,9 +790,6 @@ schedule_tw_timer_destroy(ErtsTWTimer *tmr) else { /* Message buffer already dropped... */ size = sizeof(ErtsBifTimer); -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - size += sizeof(ErtsMagicIndirectionWord); -#endif } erts_schedule_thr_prgr_later_cleanup_op( @@ -1006,11 +853,7 @@ create_tw_timer(ErtsSchedulerData *esdp, int short_time, ErtsTmrType type, void *rcvrp, Eterm rcvr, Eterm msg, -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - ErtsMagicBinary *mbin, -#else Uint32 *refn, -#endif void (*callback)(void *), void *arg) { ErtsTWTimer *tmr; @@ -1087,11 +930,7 @@ create_tw_timer(ErtsSchedulerData *esdp, refc += init_btm_specifics(esdp, (ErtsBifTimer *) tmr, msg, -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - mbin -#else refn -#endif ); break; @@ -1152,9 +991,6 @@ schedule_hl_timer_destroy(ErtsHLTimer *tmr, Uint32 roflgs) else { /* Message buffer already dropped... */ size = sizeof(ErtsBifTimer); -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - size += sizeof(ErtsMagicIndirectionWord); -#endif } erts_schedule_thr_prgr_later_cleanup_op( @@ -1192,34 +1028,6 @@ check_canceled_queue(ErtsSchedulerData *esdp, ErtsHLTimerService *srv) #endif } -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - -static int -bif_timer_ref_destructor(Binary *unused) -{ - return 1; -} - -static ERTS_INLINE void -btm_clear_magic_binary(ErtsBifTimer *tmr) -{ - erts_atomic_t *aptr = mbin_to_btmref__(tmr->btm.mbin); - Uint32 roflgs = tmr->type.head.roflgs; -#ifdef ERTS_HLT_DEBUG - erts_aint_t tval = erts_atomic_xchg_nob(aptr, - (erts_aint_t) NULL); - ERTS_HLT_ASSERT(tval == (erts_aint_t) tmr); -#else - erts_atomic_set_nob(aptr, (erts_aint_t) NULL); -#endif - if (roflgs & ERTS_TMR_ROFLG_HLT) - hl_timer_dec_refc(&tmr->type.hlt, roflgs); - else - tw_timer_dec_refc(&tmr->type.twt); -} - -#endif /* ERTS_MAGIC_REF_BIF_TIMERS */ - static ERTS_INLINE void bif_timer_timeout(ErtsHLTimerService *srv, ErtsBifTimer *tmr, @@ -1240,10 +1048,6 @@ bif_timer_timeout(ErtsHLTimerService *srv, if (state == ERTS_TMR_STATE_ACTIVE) { Process *proc; -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - btm_clear_magic_binary(tmr); -#endif - if (roflgs & ERTS_TMR_ROFLG_REG_NAME) { Eterm term; term = tmr->type.head.receiver.name; @@ -1266,18 +1070,11 @@ bif_timer_timeout(ErtsHLTimerService *srv, erts_proc_lock(proc, ERTS_PROC_LOCK_BTM); /* If the process is exiting do not disturb the cleanup... */ if (!ERTS_PROC_IS_EXITING(proc)) { -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - if (tmr->btm.proc_list.next) { - proc_btm_list_delete(&proc->bif_timers, tmr); - dec_refc = 1; - } -#else if (tmr->btm.proc_tree.parent != ERTS_HLT_PFIELD_NOT_IN_TABLE) { proc_btm_rbt_delete(&proc->bif_timers, tmr); tmr->btm.proc_tree.parent = ERTS_HLT_PFIELD_NOT_IN_TABLE; dec_refc = 1; } -#endif } erts_proc_unlock(proc, ERTS_PROC_LOCK_BTM); if (dec_refc) @@ -1287,25 +1084,18 @@ bif_timer_timeout(ErtsHLTimerService *srv, free_message_buffer(tmr->btm.bp); } -#ifndef ERTS_MAGIC_REF_BIF_TIMERS if (tmr->btm.tree.parent != ERTS_HLT_PFIELD_NOT_IN_TABLE) { btm_rbt_delete(&srv->btm_tree, tmr); tmr->btm.tree.parent = ERTS_HLT_PFIELD_NOT_IN_TABLE; } -#endif - } static void tw_bif_timer_timeout(void *vbtmp) { -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - ErtsHLTimerService *srv = NULL; -#else ErtsSchedulerData *esdp = erts_get_scheduler_data(); ErtsHLTimerService *srv = esdp->timer_service; -#endif ErtsBifTimer *btmp = (ErtsBifTimer *) vbtmp; bif_timer_timeout(srv, btmp, btmp->type.head.roflgs); tw_timer_dec_refc(&btmp->type.twt); @@ -1317,11 +1107,7 @@ create_hl_timer(ErtsSchedulerData *esdp, int short_time, ErtsTmrType type, void *rcvrp, Eterm rcvr, Eterm msg, -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - ErtsMagicBinary *mbin, -#else Uint32 *refn, -#endif void (*callback)(void *), void *arg) { ErtsHLTimerService *srv = esdp->timer_service; @@ -1407,11 +1193,7 @@ create_hl_timer(ErtsSchedulerData *esdp, refc += init_btm_specifics(esdp, (ErtsBifTimer *) tmr, msg, -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - mbin -#else refn -#endif ); } @@ -1628,7 +1410,6 @@ cleanup_sched_local_canceled_timer(ErtsSchedulerData *esdp, ERTS_HLT_ASSERT((tmr->head.roflgs & ERTS_TMR_ROFLG_SID_MASK) == (Uint32) esdp->no); -#ifndef ERTS_MAGIC_REF_BIF_TIMERS if (roflgs & ERTS_TMR_ROFLG_BIF_TMR) { ErtsBifTimer *btm = (ErtsBifTimer *) tmr; if (btm->btm.tree.parent != ERTS_HLT_PFIELD_NOT_IN_TABLE) { @@ -1636,7 +1417,6 @@ cleanup_sched_local_canceled_timer(ErtsSchedulerData *esdp, btm->btm.tree.parent = ERTS_HLT_PFIELD_NOT_IN_TABLE; } } -#endif if (roflgs & ERTS_TMR_ROFLG_HLT) { hlt_delete_timer(esdp, &tmr->hlt); @@ -1909,9 +1689,6 @@ setup_bif_timer(Process *c_p, int twheel, ErtsMonotonicTime timeout_pos, Eterm ref, tmo_msg, *hp; ErtsBifTimer *tmr; ErtsSchedulerData *esdp; -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - Binary *mbin; -#endif Eterm tmp_hp[4]; ErtsCreateTimerFunc create_timer; @@ -1920,18 +1697,10 @@ setup_bif_timer(Process *c_p, int twheel, ErtsMonotonicTime timeout_pos, esdp = erts_proc_sched_data(c_p); -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - mbin = erts_create_magic_indirection(bif_timer_ref_destructor); - hp = HAlloc(c_p, ERTS_MAGIC_REF_THING_SIZE); - ref = erts_mk_magic_ref(&hp, &c_p->off_heap, mbin); - ASSERT(erts_get_ref_numbers_thr_id(((ErtsMagicBinary *)mbin)->refn) - == (Uint32) esdp->no); -#else hp = HAlloc(c_p, ERTS_REF_THING_SIZE); ref = erts_sched_make_ref_in_buffer(esdp, hp); ASSERT(erts_get_ref_numbers_thr_id(internal_ordinary_ref_numbers(ref)) == (Uint32) esdp->no); -#endif tmo_msg = wrap ? TUPLE3(tmp_hp, am_timeout, ref, msg) : msg; @@ -1939,11 +1708,7 @@ setup_bif_timer(Process *c_p, int twheel, ErtsMonotonicTime timeout_pos, tmr = (ErtsBifTimer *) create_timer(esdp, timeout_pos, short_time, ERTS_TMR_BIF, NULL, rcvr, tmo_msg, -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - (ErtsMagicBinary *) mbin, -#else internal_ordinary_ref_numbers(ref), -#endif NULL, NULL); if (is_internal_pid(rcvr)) { @@ -1951,14 +1716,10 @@ setup_bif_timer(Process *c_p, int twheel, ErtsMonotonicTime timeout_pos, rcvr, ERTS_PROC_LOCK_BTM, ERTS_P2P_FLG_INC_REFC); if (!proc) { -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - btm_clear_magic_binary(tmr); -#else if (tmr->btm.tree.parent != ERTS_HLT_PFIELD_NOT_IN_TABLE) { btm_rbt_delete(&esdp->timer_service->btm_tree, tmr); tmr->btm.tree.parent = ERTS_HLT_PFIELD_NOT_IN_TABLE; } -#endif if (tmr->btm.bp) free_message_buffer(tmr->btm.bp); if (twheel) @@ -1968,11 +1729,7 @@ setup_bif_timer(Process *c_p, int twheel, ErtsMonotonicTime timeout_pos, timer_destroy((ErtsTimer *) tmr, twheel, 1); } else { -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - proc_btm_list_insert(&proc->bif_timers, tmr); -#else proc_btm_rbt_insert(&proc->bif_timers, tmr); -#endif erts_proc_unlock(proc, ERTS_PROC_LOCK_BTM); tmr->type.head.receiver.proc = proc; } @@ -2000,10 +1757,6 @@ cancel_bif_timer(ErtsBifTimer *tmr) if (state != ERTS_TMR_STATE_ACTIVE) return 0; -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - btm_clear_magic_binary(tmr); -#endif - if (tmr->btm.bp) free_message_buffer(tmr->btm.bp); @@ -2022,19 +1775,12 @@ cancel_bif_timer(ErtsBifTimer *tmr) * the btm tree by itself (it may be in * the middle of tree destruction). */ -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - if (!ERTS_PROC_IS_EXITING(proc) && tmr->btm.proc_list.next) { - proc_btm_list_delete(&proc->bif_timers, tmr); - res = 1; - } -#else if (!ERTS_PROC_IS_EXITING(proc) && tmr->btm.proc_tree.parent != ERTS_HLT_PFIELD_NOT_IN_TABLE) { proc_btm_rbt_delete(&proc->bif_timers, tmr); tmr->btm.proc_tree.parent = ERTS_HLT_PFIELD_NOT_IN_TABLE; res = 1; } -#endif erts_proc_unlock(proc, ERTS_PROC_LOCK_BTM); } @@ -2075,12 +1821,10 @@ access_btm(ErtsBifTimer *tmr, Uint32 sid, ErtsSchedulerData *esdp, int cancel) queue_canceled_timer(esdp, sid, (ErtsTimer *) tmr); } else { -#ifndef ERTS_MAGIC_REF_BIF_TIMERS if (tmr->btm.tree.parent != ERTS_HLT_PFIELD_NOT_IN_TABLE) { btm_rbt_delete(&esdp->timer_service->btm_tree, tmr); tmr->btm.tree.parent = ERTS_HLT_PFIELD_NOT_IN_TABLE; } -#endif if (is_hlt) { if (cncl_res > 0) hl_timer_dec_refc(&tmr->type.hlt, tmr->type.hlt.head.roflgs); @@ -2157,52 +1901,6 @@ send_async_info(Process *proc, ErtsProcLocks initial_locks, return am_ok; } -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - -static BIF_RETTYPE -access_bif_timer(Process *c_p, Eterm tref, int cancel, int async, int info) -{ - BIF_RETTYPE ret; - Eterm res; - Sint64 time_left; - - if (!is_internal_magic_ref(tref)) { - if (is_not_ref(tref)) { - ERTS_BIF_PREP_ERROR(ret, c_p, BADARG); - return ret; - } - time_left = -1; - } - else { - ErtsMagicBinary *mbin; - mbin = (ErtsMagicBinary *) erts_magic_ref2bin(tref); - if (mbin->destructor != bif_timer_ref_destructor) - time_left = -1; - else { - ErtsBifTimer *tmr; - Uint32 sid; - tmr = magic_binary_to_btm(mbin); - sid = erts_get_ref_numbers_thr_id(internal_magic_ref_numbers(tref)); - ASSERT(1 <= sid && sid <= erts_no_schedulers); - time_left = access_btm(tmr, sid, erts_proc_sched_data(c_p), cancel); - } - } - - if (!info) - res = am_ok; - else if (!async) - res = return_info(c_p, time_left); - else - res = send_async_info(c_p, ERTS_PROC_LOCK_MAIN, - tref, cancel, time_left); - - ERTS_BIF_PREP_RET(ret, res); - - return ret; -} - -#else /* !ERTS_MAGIC_REF_BIF_TIMERS */ - static ERTS_INLINE Eterm send_sync_info(Process *proc, ErtsProcLocks initial_locks, Uint32 *refn, int cancel, Sint64 time_left) @@ -2505,8 +2203,6 @@ no_timer: return no_timer_result(c_p, tref, cancel, async, info); } -#endif /* !ERTS_MAGIC_REF_BIF_TIMERS */ - static ERTS_INLINE int bool_arg(Eterm val, int *argp) { @@ -2567,9 +2263,10 @@ parse_bif_timer_options(Eterm option_list, int *async, return 1; } -static void -exit_cancel_bif_timer(ErtsBifTimer *tmr, void *vesdp) +static int +exit_cancel_bif_timer(ErtsBifTimer *tmr, void *vesdp, Sint reds) { +#define ERTS_BTM_CANCEL_REDS 80 ErtsSchedulerData *esdp = (ErtsSchedulerData *) vesdp; Uint32 sid, roflgs; erts_aint_t state; @@ -2584,32 +2281,23 @@ exit_cancel_bif_timer(ErtsBifTimer *tmr, void *vesdp) is_hlt = !!(roflgs & ERTS_TMR_ROFLG_HLT); ERTS_HLT_ASSERT(sid == erts_get_ref_numbers_thr_id(ERTS_BTM_HLT2REFN(tmr))); -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - ERTS_HLT_ASSERT(tmr->btm.proc_list.next); -#else ERTS_HLT_ASSERT(tmr->btm.proc_tree.parent != ERTS_HLT_PFIELD_NOT_IN_TABLE); tmr->btm.proc_tree.parent = ERTS_HLT_PFIELD_NOT_IN_TABLE; -#endif if (state == ERTS_TMR_STATE_ACTIVE) { -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - btm_clear_magic_binary(tmr); -#endif if (tmr->btm.bp) free_message_buffer(tmr->btm.bp); if (sid != (Uint32) esdp->no) { queue_canceled_timer(esdp, sid, (ErtsTimer *) tmr); - return; + return ERTS_BTM_CANCEL_REDS; } -#ifndef ERTS_MAGIC_REF_BIF_TIMERS if (tmr->btm.tree.parent != ERTS_HLT_PFIELD_NOT_IN_TABLE) { btm_rbt_delete(&esdp->timer_service->btm_tree, tmr); tmr->btm.tree.parent = ERTS_HLT_PFIELD_NOT_IN_TABLE; } -#endif if (is_hlt) hlt_delete_timer(esdp, &tmr->type.hlt); else @@ -2619,36 +2307,19 @@ exit_cancel_bif_timer(ErtsBifTimer *tmr, void *vesdp) hl_timer_dec_refc(&tmr->type.hlt, roflgs); else tw_timer_dec_refc(&tmr->type.twt); + return ERTS_BTM_CANCEL_REDS; } -#ifdef ERTS_HLT_DEBUG -# define ERTS_BTM_MAX_DESTROY_LIMIT 2 -#else -# define ERTS_BTM_MAX_DESTROY_LIMIT 50 -#endif - -#ifndef ERTS_MAGIC_REF_BIF_TIMERS typedef struct { ErtsBifTimers *bif_timers; union { proc_btm_rbt_yield_state_t proc_btm_yield_state; } u; } ErtsBifTimerYieldState; -#endif -int erts_cancel_bif_timers(Process *p, ErtsBifTimers **btm, void **vyspp) +int erts_cancel_bif_timers(Process *p, ErtsBifTimers **btm, void **vyspp, int reds) { ErtsSchedulerData *esdp = erts_proc_sched_data(p); - -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - - return proc_btm_list_foreach_destroy_yielding(btm, - exit_cancel_bif_timer, - (void *) esdp, - ERTS_BTM_MAX_DESTROY_LIMIT); - -#else /* !ERTS_MAGIC_REF_BIF_TIMERS */ - ErtsBifTimerYieldState ys = {*btm, {ERTS_RBT_YIELD_STAT_INITER}}; ErtsBifTimerYieldState *ysp; int res; @@ -2661,9 +2332,9 @@ int erts_cancel_bif_timers(Process *p, ErtsBifTimers **btm, void **vyspp) exit_cancel_bif_timer, (void *) esdp, &ysp->u.proc_btm_yield_state, - ERTS_BTM_MAX_DESTROY_LIMIT); + reds); - if (res == 0) { + if (res > 0) { if (ysp != &ys) erts_free(ERTS_ALC_T_BTM_YIELD_STATE, ysp); *vyspp = NULL; @@ -2682,7 +2353,6 @@ int erts_cancel_bif_timers(Process *p, ErtsBifTimers **btm, void **vyspp) return res; -#endif /* !ERTS_MAGIC_REF_BIF_TIMERS */ } static ERTS_INLINE int @@ -3116,11 +2786,6 @@ btm_print(ErtsBifTimer *tmr, void *vbtmp, ErtsMonotonicTime tpos, int is_hlt) ErtsMonotonicTime left; Eterm receiver; -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - if (!(tmr->type.head.roflgs & ERTS_TMR_ROFLG_BIF_TMR)) - return; -#endif - if (is_hlt) { ERTS_HLT_ASSERT(tmr->type.head.roflgs & ERTS_TMR_ROFLG_HLT); if (tmr->type.hlt.timeout <= btmp->now) @@ -3149,24 +2814,8 @@ btm_print(ErtsBifTimer *tmr, void *vbtmp, ErtsMonotonicTime tpos, int is_hlt) (Sint64) left); } -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - -static void -hlt_btm_print(ErtsHLTimer *tmr, void *vbtmp) -{ - btm_print((ErtsBifTimer *) tmr, vbtmp, 0, 1); -} - -static void -twt_btm_print(void *vbtmp, ErtsMonotonicTime tpos, void *vtwtp) -{ - btm_print((ErtsBifTimer *) vtwtp, vbtmp, tpos, 0); -} - -#else - -static void -btm_tree_print(ErtsBifTimer *tmr, void *vbtmp) +static int +btm_tree_print(ErtsBifTimer *tmr, void *vbtmp, Sint reds) { int is_hlt = !!(tmr->type.head.roflgs & ERTS_TMR_ROFLG_HLT); ErtsMonotonicTime tpos; @@ -3175,10 +2824,9 @@ btm_tree_print(ErtsBifTimer *tmr, void *vbtmp) else tpos = erts_tweel_read_timeout(&tmr->type.twt.u.tw_tmr); btm_print(tmr, vbtmp, tpos, is_hlt); + return 1; } -#endif - void erts_print_bif_timer_info(fmtfn_t to, void *to_arg) { @@ -3196,15 +2844,7 @@ erts_print_bif_timer_info(fmtfn_t to, void *to_arg) for (six = 0; six < erts_no_schedulers; six++) { ErtsHLTimerService *srv = erts_aligned_scheduler_data[six].esd.timer_service; -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - ErtsTimerWheel *twheel = - erts_aligned_scheduler_data[six].esd.timer_wheel; - erts_twheel_debug_foreach(twheel, tw_bif_timer_timeout, - twt_btm_print, (void *) &btmp); - time_rbt_foreach(srv->time_tree, hlt_btm_print, (void *) &btmp); -#else btm_rbt_foreach(srv->btm_tree, btm_tree_print, (void *) &btmp); -#endif } } @@ -3216,13 +2856,9 @@ typedef struct { void *arg; } ErtsBTMForeachDebug; -static void -debug_btm_foreach(ErtsBifTimer *tmr, void *vbtmfd) +static int +debug_btm_foreach(ErtsBifTimer *tmr, void *vbtmfd, Sint reds) { -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - if (!(tmr->type.head.roflgs & ERTS_TMR_ROFLG_BIF_TMR)) - return; -#endif if (erts_atomic32_read_nob(&tmr->btm.state) == ERTS_TMR_STATE_ACTIVE) { ErtsBTMForeachDebug *btmfd = (ErtsBTMForeachDebug *) vbtmfd; Eterm id = ((tmr->type.head.roflgs & ERTS_TMR_ROFLG_REG_NAME) @@ -3230,24 +2866,9 @@ debug_btm_foreach(ErtsBifTimer *tmr, void *vbtmfd) : tmr->type.head.receiver.proc->common.id); (*btmfd->func)(id, tmr->btm.message, tmr->btm.bp, btmfd->arg); } + return 1; } -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - -static void -hlt_debug_btm_foreach(ErtsHLTimer *tmr, void *vbtmfd) -{ - debug_btm_foreach((ErtsBifTimer *) tmr, vbtmfd); -} - -static void -twt_debug_btm_foreach(void *vbtmfd, ErtsMonotonicTime tpos, void *vtwtp) -{ - debug_btm_foreach((ErtsBifTimer *) vtwtp, vbtmfd); -} - -#endif - void erts_debug_bif_timer_foreach(void (*func)(Eterm, Eterm, @@ -3267,20 +2888,9 @@ erts_debug_bif_timer_foreach(void (*func)(Eterm, for (six = 0; six < erts_no_schedulers; six++) { ErtsHLTimerService *srv = erts_aligned_scheduler_data[six].esd.timer_service; -#ifdef ERTS_MAGIC_REF_BIF_TIMERS - ErtsTimerWheel *twheel = - erts_aligned_scheduler_data[six].esd.timer_wheel; - erts_twheel_debug_foreach(twheel, tw_bif_timer_timeout, - twt_debug_btm_foreach, - (void *) &btmfd); - time_rbt_foreach(srv->time_tree, - hlt_debug_btm_foreach, - (void *) &btmfd); -#else btm_rbt_foreach(srv->btm_tree, debug_btm_foreach, (void *) &btmfd); -#endif } } @@ -3305,8 +2915,8 @@ debug_callback_timer_foreach_list(ErtsHLTimer *tmr, void *vdfct) tmr->head.u.arg); } -static void -debug_callback_timer_foreach(ErtsHLTimer *tmr, void *vdfct) +static int +debug_callback_timer_foreach(ErtsHLTimer *tmr, void *vdfct, Sint reds) { ErtsDebugForeachCallbackTimer *dfct = (ErtsDebugForeachCallbackTimer *) vdfct; @@ -3321,6 +2931,7 @@ debug_callback_timer_foreach(ErtsHLTimer *tmr, void *vdfct) (*dfct->func)(dfct->arg, tmr->timeout, tmr->head.u.arg); + return 1; } static void @@ -3368,7 +2979,8 @@ erts_debug_callback_timer_foreach(void (*tclbk)(void *), if (srv->yield.root) debug_callback_timer_foreach(srv->yield.root, - (void *) &dfct); + (void *) &dfct, + -1); time_rbt_foreach(srv->time_tree, debug_callback_timer_foreach, @@ -3403,9 +3015,7 @@ st_hdbg_func(ErtsHLTimer *tmr, void *vhdbg) } ERTS_HLT_ASSERT(tmr->time.tree.u.l.next->time.tree.u.l.prev == tmr); ERTS_HLT_ASSERT(tmr->time.tree.u.l.prev->time.tree.u.l.next == tmr); -#ifndef ERTS_MAGIC_REF_BIF_TIMERS ERTS_HLT_ASSERT(btm_rbt_lookup(hdbg->srv->btm_tree, ERTS_BTM_HLT2REFN(tmr)) == tmr); -#endif } static void @@ -3434,10 +3044,8 @@ tt_hdbg_func(ErtsHLTimer *tmr, void *vhdbg) & ~ERTS_HLT_PFLGS_MASK); ERTS_HLT_ASSERT(tmr == prnt); } -#ifndef ERTS_MAGIC_REF_BIF_TIMERS if (tmr->head.roflgs & ERTS_TMR_ROFLG_BIF_TMR) ERTS_HLT_ASSERT(btm_rbt_lookup(hdbg->srv->btm_tree, ERTS_BTM_HLT2REFN(tmr)) == tmr); -#endif if (tmr->time.tree.same_time) { ErtsHdbgHLT st_hdbg; st_hdbg.srv = hdbg->srv; @@ -3503,7 +3111,6 @@ hdbg_chk_srv(ErtsHLTimerService *srv) time_rbt_foreach(srv->time_tree, tt_hdbg_func, (void *) &hdbg); ERTS_HLT_ASSERT(hdbg.found_root); } -#ifndef ERTS_MAGIC_REF_BIF_TIMERS if (srv->btm_tree) { ErtsHdbgHLT hdbg; hdbg.srv = srv; @@ -3512,7 +3119,6 @@ hdbg_chk_srv(ErtsHLTimerService *srv) btm_rbt_foreach(srv->btm_tree, bt_hdbg_func, (void *) &hdbg); ERTS_HLT_ASSERT(hdbg.found_root); } -#endif } #endif /* ERTS_HLT_HARD_DEBUG */ diff --git a/erts/emulator/beam/erl_hl_timer.h b/erts/emulator/beam/erl_hl_timer.h index e6f5e8b67d..29c873868b 100644 --- a/erts/emulator/beam/erl_hl_timer.h +++ b/erts/emulator/beam/erl_hl_timer.h @@ -56,7 +56,7 @@ void erts_cancel_proc_timer(Process *); void erts_set_port_timer(Port *, Sint64); void erts_cancel_port_timer(Port *); Sint64 erts_read_port_timer(Port *); -int erts_cancel_bif_timers(Process *, ErtsBifTimers **, void **); +int erts_cancel_bif_timers(Process *, ErtsBifTimers **, void **, int); int erts_detach_accessor_bif_timers(Process *, ErtsBifTimers *, void **); ErtsHLTimerService *erts_create_timer_service(void); void erts_hl_timer_init(void); diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c index c0a86ea738..82d5140d1c 100644 --- a/erts/emulator/beam/erl_init.c +++ b/erts/emulator/beam/erl_init.c @@ -78,7 +78,7 @@ const char etp_erts_version[] = ERLANG_VERSION; const char etp_otp_release[] = ERLANG_OTP_RELEASE; const char etp_compile_date[] = ERLANG_COMPILE_DATE; const char etp_arch[] = ERLANG_ARCHITECTURE; -#ifdef ERTS_ENABLE_KERNEL_POLL +#if ERTS_ENABLE_KERNEL_POLL const int erts_use_kernel_poll = 1; const int etp_kernel_poll_support = 1; #else @@ -2417,12 +2417,17 @@ erts_exit_vv(int n, int flush_async, char *fmt, va_list args1, va_list args2) erts_exit_epilogue(); } +void check_obuf(void); __decl_noreturn void __noreturn erts_exit_epilogue(void) { int n = erts_exit_code; sys_tty_reset(n); +#ifdef DEBUG + check_obuf(); +#endif + if (n == ERTS_INTR_EXIT) exit(0); else if (n == ERTS_DUMP_EXIT) diff --git a/erts/emulator/beam/erl_lock_check.c b/erts/emulator/beam/erl_lock_check.c index 3aab4828cc..39eabb6710 100644 --- a/erts/emulator/beam/erl_lock_check.c +++ b/erts/emulator/beam/erl_lock_check.c @@ -164,7 +164,8 @@ static erts_lc_lock_order_t erts_lock_order[] = { { "os_monotonic_time", NULL }, { "erts_alloc_hard_debug", NULL }, { "hard_dbg_mseg", NULL }, - { "erts_mmap", NULL } + { "erts_mmap", NULL }, + { "sad", NULL} }; #define ERTS_LOCK_ORDER_SIZE \ diff --git a/erts/emulator/beam/erl_map.c b/erts/emulator/beam/erl_map.c index 93816542cd..62dd85e425 100644 --- a/erts/emulator/beam/erl_map.c +++ b/erts/emulator/beam/erl_map.c @@ -480,7 +480,7 @@ Eterm erts_hashmap_from_array(ErtsHeapFactory* factory, Eterm *leafs, Uint n, Eterm erts_map_from_ks_and_vs(ErtsHeapFactory *factory, Eterm *ks0, Eterm *vs0, Uint n) { - if (n < MAP_SMALL_MAP_LIMIT) { + if (n <= MAP_SMALL_MAP_LIMIT) { Eterm *ks, *vs, *hp; flatmap_t *mp; Eterm keys; diff --git a/erts/emulator/beam/erl_message.c b/erts/emulator/beam/erl_message.c index 942bec84cf..e350a20339 100644 --- a/erts/emulator/beam/erl_message.c +++ b/erts/emulator/beam/erl_message.c @@ -181,7 +181,7 @@ erts_cleanup_offheap(ErlOffHeap *offheap) break; default: ASSERT(is_external_header(u.hdr->thing_word)); - erts_deref_node_entry(u.ext->node); + erts_deref_node_entry(u.ext->node, make_boxed(u.ep)); break; } } @@ -201,34 +201,44 @@ free_message_buffer(ErlHeapFragment* bp) }while (bp != NULL); } +static void +erts_cleanup_message(ErtsMessage *mp) +{ + ErlHeapFragment *bp; + if (ERTS_SIG_IS_EXTERNAL_MSG(mp) || ERTS_SIG_IS_NON_MSG(mp)) { + ErtsDistExternal *edep = erts_proc_sig_get_external(mp); + if (edep) { + erts_free_dist_ext_copy(edep); + if (mp->data.heap_frag == &mp->hfrag) { + ASSERT(ERTS_SIG_IS_EXTERNAL_MSG(mp)); + mp->data.heap_frag = ERTS_MSG_COMBINED_HFRAG; + } + } + } + + if (ERTS_SIG_IS_MSG(mp) && mp->data.attached != ERTS_MSG_COMBINED_HFRAG) { + bp = mp->data.heap_frag; + } else { + /* All non msg signals are combined HFRAG messages, + but we overwrite the mp->data field with the + nm_signal queue ptr so have to fix that here + before freeing it. */ + mp->data.attached = ERTS_MSG_COMBINED_HFRAG; + bp = mp->hfrag.next; + erts_cleanup_offheap(&mp->hfrag.off_heap); + } + + if (bp) + free_message_buffer(bp); +} + void erts_cleanup_messages(ErtsMessage *msgp) { ErtsMessage *mp = msgp; while (mp) { ErtsMessage *fmp; - ErlHeapFragment *bp; - if (ERTS_SIG_IS_EXTERNAL_MSG(mp)) { - if (is_not_immed(ERL_MESSAGE_TOKEN(mp))) { - bp = (ErlHeapFragment *) mp->data.dist_ext->ext_endp; - erts_cleanup_offheap(&bp->off_heap); - } - if (mp->data.dist_ext) - erts_free_dist_ext_copy(mp->data.dist_ext); - } - else { - if (ERTS_SIG_IS_INTERNAL_MSG(mp) - && mp->data.attached != ERTS_MSG_COMBINED_HFRAG) { - bp = mp->data.heap_frag; - } - else { - mp->data.attached = ERTS_MSG_COMBINED_HFRAG; - bp = mp->hfrag.next; - erts_cleanup_offheap(&mp->hfrag.off_heap); - } - if (bp) - free_message_buffer(bp); - } + erts_cleanup_message(mp); fmp = mp; mp = mp->next; erts_free_message(fmp); @@ -260,6 +270,7 @@ void erts_queue_dist_message(Process *rcvr, ErtsProcLocks rcvr_locks, ErtsDistExternal *dist_ext, + ErlHeapFragment *hfrag, Eterm token, Eterm from) { @@ -268,8 +279,26 @@ erts_queue_dist_message(Process *rcvr, ERTS_LC_ASSERT(rcvr_locks == erts_proc_lc_my_proc_locks(rcvr)); - mp = erts_alloc_message(0, NULL); - mp->data.dist_ext = dist_ext; + if (hfrag) { + /* Fragmented message, allocate a message reference */ + mp = erts_alloc_message(0, NULL); + mp->data.heap_frag = hfrag; + } else { + /* Un-fragmented message, allocate space for + token and dist_ext in message. */ + Uint dist_ext_sz = erts_dist_ext_size(dist_ext) / sizeof(Eterm); + Uint token_sz = size_object(token); + Uint sz = token_sz + dist_ext_sz; + Eterm *hp; + + mp = erts_alloc_message(sz, &hp); + mp->data.heap_frag = &mp->hfrag; + mp->hfrag.used_size = token_sz; + + erts_make_dist_ext_copy(dist_ext, erts_get_dist_ext(mp->data.heap_frag)); + + token = copy_struct(token, token_sz, &hp, &mp->data.heap_frag->off_heap); + } ERL_MESSAGE_FROM(mp) = dist_ext->dep->sysname; ERL_MESSAGE_TERM(mp) = THE_NON_VALUE; @@ -493,25 +522,27 @@ Uint erts_msg_attached_data_size_aux(ErtsMessage *msg) { Sint sz; - ASSERT(is_non_value(ERL_MESSAGE_TERM(msg))); - ASSERT(msg->data.dist_ext); - ASSERT(msg->data.dist_ext->heap_size < 0); - - sz = erts_decode_dist_ext_size(msg->data.dist_ext); - if (sz < 0) { - /* Bad external - * We leave the message intact in this case as it's not worth the trouble - * to make all callers remove it from queue. It will be detected again - * and removed from message queue later anyway. - */ - return 0; - } + ErtsDistExternal *edep = erts_get_dist_ext(msg->data.heap_frag); + ASSERT(ERTS_SIG_IS_EXTERNAL_MSG(msg)); + + if (edep->heap_size < 0) { + + sz = erts_decode_dist_ext_size(edep, 1); + if (sz < 0) { + /* Bad external + * We leave the message intact in this case as it's not worth the trouble + * to make all callers remove it from queue. It will be detected again + * and removed from message queue later anyway. + */ + return 0; + } - msg->data.dist_ext->heap_size = sz; - if (is_not_nil(msg->m[1])) { - ErlHeapFragment *heap_frag; - heap_frag = erts_dist_ext_trailer(msg->data.dist_ext); - sz += heap_frag->used_size; + edep->heap_size = sz; + } else { + sz = edep->heap_size; + } + if (is_not_nil(ERL_MESSAGE_TOKEN(msg))) { + sz += msg->data.heap_frag->used_size; } return sz; } @@ -745,6 +776,13 @@ erts_send_message(Process* sender, #endif erts_queue_proc_message(sender, receiver, *receiver_locks, mp, message); + + if (msize > ERTS_MSG_COPY_WORDS_PER_REDUCTION) { + Uint reds = msize / ERTS_MSG_COPY_WORDS_PER_REDUCTION; + if (reds > CONTEXT_REDS) + reds = CONTEXT_REDS; + BUMP_REDS(sender, (int) reds); + } } @@ -1099,80 +1137,6 @@ change_to_off_heap: return res; } -int -erts_decode_dist_message(Process *proc, ErtsProcLocks proc_locks, - ErtsMessage *msgp, int force_off_heap) -{ - ErtsHeapFactory factory; - Eterm msg; - ErlHeapFragment *bp; - Sint need; - int decode_in_heap_frag; - - decode_in_heap_frag = (force_off_heap - || !(proc_locks & ERTS_PROC_LOCK_MAIN) - || (proc->flags & F_OFF_HEAP_MSGQ)); - - if (msgp->data.dist_ext->heap_size >= 0) - need = msgp->data.dist_ext->heap_size; - else { - need = erts_decode_dist_ext_size(msgp->data.dist_ext); - if (need < 0) { - /* bad msg; remove it... */ - if (is_not_immed(ERL_MESSAGE_TOKEN(msgp))) { - bp = erts_dist_ext_trailer(msgp->data.dist_ext); - erts_cleanup_offheap(&bp->off_heap); - } - erts_free_dist_ext_copy(msgp->data.dist_ext); - msgp->data.dist_ext = NULL; - return 0; - } - - msgp->data.dist_ext->heap_size = need; - } - - if (is_not_immed(ERL_MESSAGE_TOKEN(msgp))) { - bp = erts_dist_ext_trailer(msgp->data.dist_ext); - need += bp->used_size; - } - - if (decode_in_heap_frag) - erts_factory_heap_frag_init(&factory, new_message_buffer(need)); - else - erts_factory_proc_prealloc_init(&factory, proc, need); - - ASSERT(msgp->data.dist_ext->heap_size >= 0); - if (is_not_immed(ERL_MESSAGE_TOKEN(msgp))) { - ErlHeapFragment *heap_frag; - heap_frag = erts_dist_ext_trailer(msgp->data.dist_ext); - ERL_MESSAGE_TOKEN(msgp) = copy_struct(ERL_MESSAGE_TOKEN(msgp), - heap_frag->used_size, - &factory.hp, - factory.off_heap); - erts_cleanup_offheap(&heap_frag->off_heap); - } - - msg = erts_decode_dist_ext(&factory, msgp->data.dist_ext); - ERL_MESSAGE_TERM(msgp) = msg; - erts_free_dist_ext_copy(msgp->data.dist_ext); - msgp->data.attached = NULL; - - if (is_non_value(msg)) { - erts_factory_undo(&factory); - return 0; - } - - erts_factory_trim_and_close(&factory, msgp->m, - ERL_MESSAGE_REF_ARRAY_SZ); - - ASSERT(!msgp->data.heap_frag); - - if (decode_in_heap_frag) - msgp->data.heap_frag = factory.heap_frags; - - return 1; -} - void erts_factory_proc_init(ErtsHeapFactory* factory, Process* p) { @@ -1233,7 +1197,7 @@ erts_factory_message_create(ErtsHeapFactory* factory, int on_heap; erts_aint32_t state; - state = proc ? erts_atomic32_read_nob(&proc->state) : 0; + state = proc ? erts_atomic32_read_nob(&proc->state) : ERTS_PSFLG_OFF_HEAP_MSGQ; if (state & ERTS_PSFLG_OFF_HEAP_MSGQ) { msgp = erts_alloc_message(sz, &hp); @@ -1466,8 +1430,8 @@ void erts_factory_close(ErtsHeapFactory* factory) else factory->message->data.heap_frag = factory->heap_frags; - /* Fall through */ - case FACTORY_HEAP_FRAGS: + /* Fall through */ + case FACTORY_HEAP_FRAGS: bp = factory->heap_frags; } diff --git a/erts/emulator/beam/erl_message.h b/erts/emulator/beam/erl_message.h index b2550814fd..e5f623a370 100644 --- a/erts/emulator/beam/erl_message.h +++ b/erts/emulator/beam/erl_message.h @@ -26,6 +26,12 @@ #include "erl_proc_sig_queue.h" #undef ERTS_PROC_SIG_QUEUE_TYPE_ONLY +#ifdef DEBUG +#define ERTS_MSG_COPY_WORDS_PER_REDUCTION 4 +#else +#define ERTS_MSG_COPY_WORDS_PER_REDUCTION 64 +#endif + struct proc_bin; struct external_thing_; @@ -138,7 +144,7 @@ typedef struct erl_heap_fragment ErlHeapFragment; struct erl_heap_fragment { ErlHeapFragment* next; /* Next heap fragment */ ErlOffHeap off_heap; /* Offset heap data. */ - Uint alloc_size; /* Size in (half)words of mem */ + Uint alloc_size; /* Size in words of mem */ Uint used_size; /* With terms to be moved to heap by GC */ Eterm mem[1]; /* Data */ }; @@ -167,7 +173,6 @@ struct erl_heap_fragment { #define ERL_MESSAGE_REF_FIELDS__ \ ErtsMessage *next; /* Next message */ \ union { \ - ErtsDistExternal *dist_ext; \ ErlHeapFragment *heap_frag; \ void *attached; \ } data; \ @@ -438,7 +443,8 @@ ErlHeapFragment* new_message_buffer(Uint); ErlHeapFragment* erts_resize_message_buffer(ErlHeapFragment *, Uint, Eterm *, Uint); void free_message_buffer(ErlHeapFragment *); -void erts_queue_dist_message(Process*, ErtsProcLocks, ErtsDistExternal *, Eterm, Eterm); +void erts_queue_dist_message(Process*, ErtsProcLocks, ErtsDistExternal *, + ErlHeapFragment *, Eterm, Eterm); void erts_queue_message(Process*, ErtsProcLocks,ErtsMessage*, Eterm, Eterm); void erts_queue_proc_message(Process* from,Process* to, ErtsProcLocks,ErtsMessage*, Eterm); void erts_queue_proc_messages(Process* from, Process* to, ErtsProcLocks, @@ -455,8 +461,6 @@ Sint erts_move_messages_off_heap(Process *c_p); Sint erts_complete_off_heap_message_queue_change(Process *c_p); Eterm erts_change_message_queue_management(Process *c_p, Eterm new_state); -int erts_decode_dist_message(Process *, ErtsProcLocks, ErtsMessage *, int); - void erts_cleanup_messages(ErtsMessage *mp); void *erts_alloc_message_ref(void); @@ -585,22 +589,11 @@ ERTS_GLB_INLINE Uint erts_used_frag_sz(const ErlHeapFragment* bp) ERTS_GLB_INLINE Uint erts_msg_attached_data_size(ErtsMessage *msg) { ASSERT(msg->data.attached); - if (is_value(ERL_MESSAGE_TERM(msg))) { - ErlHeapFragment *bp; - bp = erts_message_to_heap_frag(msg); - return erts_used_frag_sz(bp); - } - else if (msg->data.dist_ext->heap_size < 0) - return erts_msg_attached_data_size_aux(msg); - else { - Uint sz = msg->data.dist_ext->heap_size; - if (is_not_nil(ERL_MESSAGE_TOKEN(msg))) { - ErlHeapFragment *heap_frag; - heap_frag = erts_dist_ext_trailer(msg->data.dist_ext); - sz += heap_frag->used_size; - } - return sz; - } + + if (ERTS_SIG_IS_INTERNAL_MSG(msg)) + return erts_used_frag_sz(erts_message_to_heap_frag(msg)); + + return erts_msg_attached_data_size_aux(msg); } #endif diff --git a/erts/emulator/beam/erl_monitor_link.c b/erts/emulator/beam/erl_monitor_link.c index 48d9bd4ca5..1c6b4afaa3 100644 --- a/erts/emulator/beam/erl_monitor_link.c +++ b/erts/emulator/beam/erl_monitor_link.c @@ -191,7 +191,8 @@ ml_cmp_keys(Eterm key1, Eterm key2) if (n1->sysname != n2->sysname) return n1->sysname < n2->sysname ? -1 : 1; ASSERT(n1->creation != n2->creation); - return n1->creation < n2->creation ? -1 : 1; + if (n1->creation != 0 && n2->creation != 0) + return n1->creation < n2->creation ? -1 : 1; } ndw1 = external_thing_data_words(et1); @@ -335,7 +336,7 @@ ml_rbt_delete(ErtsMonLnkNode **root, ErtsMonLnkNode *ml) static void ml_rbt_foreach(ErtsMonLnkNode *root, - void (*func)(ErtsMonLnkNode *, void *), + ErtsMonLnkNodeFunc func, void *arg) { mon_lnk_rbt_foreach(root, func, arg); @@ -348,7 +349,7 @@ typedef struct { static int ml_rbt_foreach_yielding(ErtsMonLnkNode *root, - void (*func)(ErtsMonLnkNode *, void *), + ErtsMonLnkNodeFunc func, void *arg, void **vyspp, Sint limit) @@ -362,7 +363,7 @@ ml_rbt_foreach_yielding(ErtsMonLnkNode *root, ysp = &ys; res = mon_lnk_rbt_foreach_yielding(ysp->root, func, arg, &ysp->rbt_ystate, limit); - if (res == 0) { + if (res > 0) { if (ysp != &ys) erts_free(ERTS_ALC_T_ML_YIELD_STATE, ysp); *vyspp = NULL; @@ -383,22 +384,22 @@ ml_rbt_foreach_yielding(ErtsMonLnkNode *root, } typedef struct { - void (*func)(ErtsMonLnkNode *, void *); + ErtsMonLnkNodeFunc func; void *arg; } ErtsMonLnkForeachDeleteContext; -static void -rbt_wrap_foreach_delete(ErtsMonLnkNode *ml, void *vctxt) +static int +rbt_wrap_foreach_delete(ErtsMonLnkNode *ml, void *vctxt, Sint reds) { ErtsMonLnkForeachDeleteContext *ctxt = vctxt; ERTS_ML_ASSERT(ml->flags & ERTS_ML_FLG_IN_TABLE); ml->flags &= ~ERTS_ML_FLG_IN_TABLE; - ctxt->func(ml, ctxt->arg); + return ctxt->func(ml, ctxt->arg, reds); } static void ml_rbt_foreach_delete(ErtsMonLnkNode **root, - void (*func)(ErtsMonLnkNode *, void *), + ErtsMonLnkNodeFunc func, void *arg) { ErtsMonLnkForeachDeleteContext ctxt; @@ -411,7 +412,7 @@ ml_rbt_foreach_delete(ErtsMonLnkNode **root, static int ml_rbt_foreach_delete_yielding(ErtsMonLnkNode **root, - void (*func)(ErtsMonLnkNode *, void *), + ErtsMonLnkNodeFunc func, void *arg, void **vyspp, Sint limit) @@ -433,7 +434,7 @@ ml_rbt_foreach_delete_yielding(ErtsMonLnkNode **root, (void *) &ctxt, &ysp->rbt_ystate, limit); - if (res == 0) { + if (res > 0) { if (ysp != &ys) erts_free(ERTS_ALC_T_ML_YIELD_STATE, ysp); *vyspp = NULL; @@ -459,12 +460,11 @@ ml_rbt_foreach_delete_yielding(ErtsMonLnkNode **root, static int ml_dl_list_foreach_yielding(ErtsMonLnkNode *list, - void (*func)(ErtsMonLnkNode *, void *), + ErtsMonLnkNodeFunc func, void *arg, void **vyspp, - Sint limit) + Sint reds) { - Sint cnt = 0; ErtsMonLnkNode *ml = (ErtsMonLnkNode *) *vyspp; ERTS_ML_ASSERT(!ml || list); @@ -475,28 +475,26 @@ ml_dl_list_foreach_yielding(ErtsMonLnkNode *list, if (ml) { do { ERTS_ML_ASSERT(ml->flags & ERTS_ML_FLG_IN_TABLE); - func(ml, arg); + reds -= func(ml, arg, reds); ml = ml->node.list.next; - cnt++; - } while (ml != list && cnt < limit); + } while (ml != list && reds > 0); if (ml != list) { *vyspp = (void *) ml; - return 1; /* yield */ + return 0; /* yield */ } } *vyspp = NULL; - return 0; /* done */ + return reds <= 0 ? 1 : reds; /* done */ } static int ml_dl_list_foreach_delete_yielding(ErtsMonLnkNode **list, - void (*func)(ErtsMonLnkNode *, void *), + ErtsMonLnkNodeFunc func, void *arg, void **vyspp, - Sint limit) + Sint reds) { - Sint cnt = 0; ErtsMonLnkNode *first = *list; ErtsMonLnkNode *ml = (ErtsMonLnkNode *) *vyspp; @@ -510,19 +508,18 @@ ml_dl_list_foreach_delete_yielding(ErtsMonLnkNode **list, ErtsMonLnkNode *next = ml->node.list.next; ERTS_ML_ASSERT(ml->flags & ERTS_ML_FLG_IN_TABLE); ml->flags &= ~ERTS_ML_FLG_IN_TABLE; - func(ml, arg); + reds -= func(ml, arg, reds); ml = next; - cnt++; - } while (ml != first && cnt < limit); + } while (ml != first && reds > 0); if (ml != first) { *vyspp = (void *) ml; - return 1; /* yield */ + return 0; /* yield */ } } *vyspp = NULL; *list = NULL; - return 0; /* done */ + return reds <= 0 ? 1 : reds; /* done */ } /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\ @@ -666,91 +663,91 @@ erts_monitor_tree_delete(ErtsMonitor **root, ErtsMonitor *mon) void erts_monitor_tree_foreach(ErtsMonitor *root, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg) { ml_rbt_foreach((ErtsMonLnkNode *) root, - (void (*)(ErtsMonLnkNode*, void*)) func, + (ErtsMonLnkNodeFunc) func, arg); } int erts_monitor_tree_foreach_yielding(ErtsMonitor *root, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg, void **vyspp, Sint limit) { return ml_rbt_foreach_yielding((ErtsMonLnkNode *) root, - (void (*)(ErtsMonLnkNode*, void*)) func, + (int (*)(ErtsMonLnkNode*, void*, Sint)) func, arg, vyspp, limit); } void erts_monitor_tree_foreach_delete(ErtsMonitor **root, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg) { ml_rbt_foreach_delete((ErtsMonLnkNode **) root, - (void (*)(ErtsMonLnkNode*, void*)) func, + (int (*)(ErtsMonLnkNode*, void*, Sint)) func, arg); } int erts_monitor_tree_foreach_delete_yielding(ErtsMonitor **root, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg, void **vyspp, Sint limit) { return ml_rbt_foreach_delete_yielding((ErtsMonLnkNode **) root, - (void (*)(ErtsMonLnkNode*, void*)) func, + (int (*)(ErtsMonLnkNode*, void*, Sint)) func, arg, vyspp, limit); } void erts_monitor_list_foreach(ErtsMonitor *list, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg) { void *ystate = NULL; - while (ml_dl_list_foreach_yielding((ErtsMonLnkNode *) list, - (void (*)(ErtsMonLnkNode *, void *)) func, - arg, &ystate, (Sint) INT_MAX)); + while (!ml_dl_list_foreach_yielding((ErtsMonLnkNode *) list, + (int (*)(ErtsMonLnkNode *, void *, Sint)) func, + arg, &ystate, (Sint) INT_MAX)); } int erts_monitor_list_foreach_yielding(ErtsMonitor *list, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg, void **vyspp, Sint limit) { return ml_dl_list_foreach_yielding((ErtsMonLnkNode *) list, - (void (*)(ErtsMonLnkNode *, void *)) func, + (int (*)(ErtsMonLnkNode *, void *, Sint)) func, arg, vyspp, limit); } void erts_monitor_list_foreach_delete(ErtsMonitor **list, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg) { void *ystate = NULL; - while (ml_dl_list_foreach_delete_yielding((ErtsMonLnkNode **) list, - (void (*)(ErtsMonLnkNode*, void*)) func, - arg, &ystate, (Sint) INT_MAX)); + while (!ml_dl_list_foreach_delete_yielding((ErtsMonLnkNode **) list, + (int (*)(ErtsMonLnkNode*, void*, Sint)) func, + arg, &ystate, (Sint) INT_MAX)); } int erts_monitor_list_foreach_delete_yielding(ErtsMonitor **list, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg, void **vyspp, Sint limit) { return ml_dl_list_foreach_delete_yielding((ErtsMonLnkNode **) list, - (void (*)(ErtsMonLnkNode*, void*)) func, + (int (*)(ErtsMonLnkNode*, void*, Sint)) func, arg, vyspp, limit); } @@ -1074,92 +1071,92 @@ erts_link_tree_delete(ErtsLink **root, ErtsLink *lnk) void erts_link_tree_foreach(ErtsLink *root, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg) { ml_rbt_foreach((ErtsMonLnkNode *) root, - (void (*)(ErtsMonLnkNode*, void*)) func, + (ErtsMonLnkNodeFunc) func, arg); } int erts_link_tree_foreach_yielding(ErtsLink *root, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg, void **vyspp, Sint limit) { return ml_rbt_foreach_yielding((ErtsMonLnkNode *) root, - (void (*)(ErtsMonLnkNode*, void*)) func, + (ErtsMonLnkNodeFunc) func, arg, vyspp, limit); } void erts_link_tree_foreach_delete(ErtsLink **root, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg) { ml_rbt_foreach_delete((ErtsMonLnkNode **) root, - (void (*)(ErtsMonLnkNode*, void*)) func, + (ErtsMonLnkNodeFunc) func, arg); } int erts_link_tree_foreach_delete_yielding(ErtsLink **root, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg, void **vyspp, Sint limit) { return ml_rbt_foreach_delete_yielding((ErtsMonLnkNode **) root, - (void (*)(ErtsMonLnkNode*, void*)) func, + (ErtsMonLnkNodeFunc) func, arg, vyspp, limit); } void erts_link_list_foreach(ErtsLink *list, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg) { void *ystate = NULL; - while (ml_dl_list_foreach_yielding((ErtsMonLnkNode *) list, - (void (*)(ErtsMonLnkNode *, void *)) func, - arg, &ystate, (Sint) INT_MAX)); + while (!ml_dl_list_foreach_yielding((ErtsMonLnkNode *) list, + (ErtsMonLnkNodeFunc) func, + arg, &ystate, (Sint) INT_MAX)); } int erts_link_list_foreach_yielding(ErtsLink *list, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg, void **vyspp, Sint limit) { return ml_dl_list_foreach_yielding((ErtsMonLnkNode *) list, - (void (*)(ErtsMonLnkNode *, void *)) func, + (ErtsMonLnkNodeFunc) func, arg, vyspp, limit); } void erts_link_list_foreach_delete(ErtsLink **list, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg) { void *ystate = NULL; - while (ml_dl_list_foreach_delete_yielding((ErtsMonLnkNode **) list, - (void (*)(ErtsMonLnkNode*, void*)) func, - arg, &ystate, (Sint) INT_MAX)); + while (!ml_dl_list_foreach_delete_yielding((ErtsMonLnkNode **) list, + (ErtsMonLnkNodeFunc) func, + arg, &ystate, (Sint) INT_MAX)); } int erts_link_list_foreach_delete_yielding(ErtsLink **list, - void (*func)(ErtsLink *, void *), + int (*func)(ErtsLink *, void *, Sint), void *arg, void **vyspp, Sint limit) { return ml_dl_list_foreach_delete_yielding((ErtsMonLnkNode **) list, - (void (*)(ErtsMonLnkNode*, void*)) func, + (ErtsMonLnkNodeFunc) func, arg, vyspp, limit); } diff --git a/erts/emulator/beam/erl_monitor_link.h b/erts/emulator/beam/erl_monitor_link.h index ed7bf7d54a..eff861fce8 100644 --- a/erts/emulator/beam/erl_monitor_link.h +++ b/erts/emulator/beam/erl_monitor_link.h @@ -439,6 +439,7 @@ (ERTS_ML_FLG_EXTENDED|ERTS_ML_FLG_NAME) typedef struct ErtsMonLnkNode__ ErtsMonLnkNode; +typedef int (*ErtsMonLnkNodeFunc)(ErtsMonLnkNode *, void *, Sint); typedef struct { UWord parent; /* Parent ptr and flags... */ @@ -622,6 +623,7 @@ erts_ml_dl_list_last__(ErtsMonLnkNode *list) typedef struct ErtsMonLnkNode__ ErtsMonitor; +typedef int (*ErtsMonitorFunc)(ErtsMonitor *, void *, Sint); typedef struct { ErtsMonitor origin; @@ -653,6 +655,7 @@ struct ErtsMonitorDataExtended__ { typedef struct ErtsMonitorSuspend__ ErtsMonitorSuspend; + struct ErtsMonitorSuspend__ { ErtsMonitorData md; /* origin = suspender; target = suspendee */ ErtsMonitorSuspend *next; @@ -685,7 +688,7 @@ ErtsMonitor *erts_monitor_tree_lookup(ErtsMonitor *root, Eterm key); * * @brief Lookup or insert a monitor in a monitor tree * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'mon' monitor is not part of any tree or list * If the above is not true, bad things will happen. * @@ -711,7 +714,7 @@ ErtsMonitor *erts_monotor_tree_lookup_insert(ErtsMonitor **root, * If it is not found, creates a monitor and returns a pointer to the * origin monitor. * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - no target monitors with the key 'target' exists in the tree. * If the above is not true, bad things will happen. * @@ -738,7 +741,7 @@ ErtsMonitor *erts_monitor_tree_lookup_create(ErtsMonitor **root, int *created, * * @brief Insert a monitor in a monitor tree * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - no monitors with the same key that 'mon' exist in the tree * - 'mon' is not part of any list of tree * If the above are not true, bad things will happen. @@ -754,7 +757,7 @@ void erts_monitor_tree_insert(ErtsMonitor **root, ErtsMonitor *mon); * * @brief Replace a monitor in a monitor tree * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'old' monitor and 'new' monitor have exactly the same key * - 'old' monitor is part of the tree * - 'new' monitor is not part of any tree or list @@ -774,7 +777,7 @@ void erts_monitor_tree_replace(ErtsMonitor **root, ErtsMonitor *old, * * @brief Delete a monitor from a monitor tree * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'mon' monitor is part of the tree * If the above is not true, bad things will happen. * @@ -789,7 +792,7 @@ void erts_monitor_tree_delete(ErtsMonitor **root, ErtsMonitor *mon); * * @brief Call a function for each monitor in a monitor tree * - * The funcion 'func' will be called with a pointer to a monitor + * The function 'func' will be called with a pointer to a monitor * as first argument and 'arg' as second argument for each monitor * in the tree referred to by 'root'. * @@ -802,7 +805,7 @@ void erts_monitor_tree_delete(ErtsMonitor **root, ErtsMonitor *mon); * */ void erts_monitor_tree_foreach(ErtsMonitor *root, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg); /** @@ -810,9 +813,10 @@ void erts_monitor_tree_foreach(ErtsMonitor *root, * @brief Call a function for each monitor in a monitor tree. Yield * if lots of monitors exist. * - * The funcion 'func' will be called with a pointer to a monitor + * The function 'func' will be called with a pointer to a monitor * as first argument and 'arg' as second argument for each monitor - * in the tree referred to by 'root'. + * in the tree referred to by 'root'. It should return the number of + * reductions the operator took to perform. * * It is assumed that: * - *yspp equals NULL on first call @@ -835,27 +839,28 @@ void erts_monitor_tree_foreach(ErtsMonitor *root, * *yspp should be NULL. When done *yspp * will be NULL. * - * @param[in] limit Maximum amount of monitors to process - * before yielding. + * @param[in] reds Reductions available to execute before yielding. * - * @returns A non-zero value when all monitors has been - * processed, and zero when more work is needed. + * @returns The unconsumed reductions when all monitors + * have been processed, and zero when more work + * is needed. * */ int erts_monitor_tree_foreach_yielding(ErtsMonitor *root, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg, void **vyspp, - Sint limit); + Sint reds); /** * * @brief Delete all monitors from a monitor tree and call a function for * each monitor * - * The funcion 'func' will be called with a pointer to a monitor + * The function 'func' will be called with a pointer to a monitor * as first argument and 'arg' as second argument for each monitor - * in the tree referred to by 'root'. + * in the tree referred to by 'root'. It should return the number of + * reductions the operator took to perform. * * @param[in,out] root Pointer to pointer to root of monitor tree * @@ -866,7 +871,7 @@ int erts_monitor_tree_foreach_yielding(ErtsMonitor *root, * */ void erts_monitor_tree_foreach_delete(ErtsMonitor **root, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg); /** @@ -874,9 +879,10 @@ void erts_monitor_tree_foreach_delete(ErtsMonitor **root, * @brief Delete all monitors from a monitor tree and call a function for * each monitor * - * The funcion 'func' will be called with a pointer to a monitor + * The function 'func' will be called with a pointer to a monitor * as first argument and 'arg' as second argument for each monitor - * in the tree referred to by 'root'. + * in the tree referred to by 'root'. It should return the number of + * reductions the operator took to perform. * * It is assumed that: * - *yspp equals NULL on first call @@ -899,18 +905,18 @@ void erts_monitor_tree_foreach_delete(ErtsMonitor **root, * *yspp should be NULL. When done *yspp * will be NULL. * - * @param[in] limit Maximum amount of monitors to process - * before yielding. + * @param[in] reds Reductions available to execute before yielding. * - * @returns A non-zero value when all monitors has been - * processed, and zero when more work is needed. + * @returns The unconsumed reductions when all monitors + * have been processed, and zero when more work + * is needed. * */ int erts_monitor_tree_foreach_delete_yielding(ErtsMonitor **root, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg, void **vyspp, - Sint limit); + Sint reds); /* * --- Monitor list operations -- @@ -920,7 +926,7 @@ int erts_monitor_tree_foreach_delete_yielding(ErtsMonitor **root, * * @brief Insert a monitor in a monitor list * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'mon' monitor is not part of any list or tree * If the above is not true, bad things will happen. * @@ -935,7 +941,7 @@ ERTS_GLB_INLINE void erts_monitor_list_insert(ErtsMonitor **list, ErtsMonitor *m * * @brief Delete a monitor from a monitor list * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'mon' monitor is part of the list * If the above is not true, bad things will happen. * @@ -980,7 +986,7 @@ ERTS_GLB_INLINE ErtsMonitor *erts_monitor_list_last(ErtsMonitor *list); * * @brief Call a function for each monitor in a monitor list * - * The funcion 'func' will be called with a pointer to a monitor + * The function 'func' will be called with a pointer to a monitor * as first argument and 'arg' as second argument for each monitor * in the tree referred to by 'list'. * @@ -993,7 +999,7 @@ ERTS_GLB_INLINE ErtsMonitor *erts_monitor_list_last(ErtsMonitor *list); * */ void erts_monitor_list_foreach(ErtsMonitor *list, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg); /** @@ -1001,9 +1007,10 @@ void erts_monitor_list_foreach(ErtsMonitor *list, * @brief Call a function for each monitor in a monitor list. Yield * if lots of monitors exist. * - * The funcion 'func' will be called with a pointer to a monitor + * The function 'func' will be called with a pointer to a monitor * as first argument and 'arg' as second argument for each monitor - * in the tree referred to by 'root'. + * in the tree referred to by 'root'. It should return the number of + * reductions the operator took to perform. * * It is assumed that: * - *yspp equals NULL on first call @@ -1026,25 +1033,25 @@ void erts_monitor_list_foreach(ErtsMonitor *list, * *yspp should be NULL. When done *yspp * will be NULL. * - * @param[in] limit Maximum amount of monitors to process - * before yielding. + * @param[in] reds Reductions available to execute before yielding. * - * @returns A non-zero value when all monitors has been - * processed, and zero when more work is needed. + * @returns The unconsumed reductions when all monitors + * have been processed, and zero when more work + * is needed. * */ int erts_monitor_list_foreach_yielding(ErtsMonitor *list, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg, void **vyspp, - Sint limit); + Sint reds); /** * * @brief Delete all monitors from a monitor list and call a function for * each monitor * - * The funcion 'func' will be called with a pointer to a monitor + * The function 'func' will be called with a pointer to a monitor * as first argument and 'arg' as second argument for each monitor * in the tree referred to by 'root'. * @@ -1057,7 +1064,7 @@ int erts_monitor_list_foreach_yielding(ErtsMonitor *list, * */ void erts_monitor_list_foreach_delete(ErtsMonitor **list, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg); /** @@ -1065,9 +1072,10 @@ void erts_monitor_list_foreach_delete(ErtsMonitor **list, * @brief Delete all monitors from a monitor list and call a function for * each monitor * - * The funcion 'func' will be called with a pointer to a monitor + * The function 'func' will be called with a pointer to a monitor * as first argument and 'arg' as second argument for each monitor - * in the tree referred to by 'root'. + * in the tree referred to by 'root'. It should return the number of + * reductions the operator took to perform. * * It is assumed that: * - *yspp equals NULL on first call @@ -1090,18 +1098,18 @@ void erts_monitor_list_foreach_delete(ErtsMonitor **list, * *yspp should be NULL. When done *yspp * will be NULL. * - * @param[in] limit Maximum amount of monitors to process - * before yielding. + * @param[in] reds Reductions available to execute before yielding. * - * @returns A non-zero value when all monitors has been - * processed, and zero when more work is needed. + * @returns The unconsumed reductions when all monitors + * have been processed, and zero when more work + * is needed. * */ int erts_monitor_list_foreach_delete_yielding(ErtsMonitor **list, - void (*func)(ErtsMonitor *, void *), + ErtsMonitorFunc func, void *arg, void **vyspp, - Sint limit); + Sint reds); /* * --- Misc monitor operations --- @@ -1113,7 +1121,7 @@ int erts_monitor_list_foreach_delete_yielding(ErtsMonitor **list, * * Can create all types of monitors * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'ref' is an internal ordinary reference if type is ERTS_MON_TYPE_PROC, * ERTS_MON_TYPE_PORT, ERTS_MON_TYPE_TIME_OFFSET, or ERTS_MON_TYPE_RESOURCE * - 'ref' is NIL if type is ERTS_MON_TYPE_NODE, ERTS_MON_TYPE_NODES, or @@ -1199,7 +1207,7 @@ ERTS_GLB_INLINE int erts_monitor_is_in_table(ErtsMonitor *mon); * When both the origin and the target part of the monitor have * been released the monitor structure will be deallocated. * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'mon' monitor is not part of any list or tree * - 'mon' is not referred to by any other structures * If the above are not true, bad things will happen. @@ -1216,7 +1224,7 @@ ERTS_GLB_INLINE void erts_monitor_release(ErtsMonitor *mon); * Release both the origin and target parts of the monitor * simultaneously and deallocate the structure. * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - Neither the origin part nor the target part of the monitor * are not part of any list or tree * - Neither the origin part nor the target part of the monitor @@ -1232,7 +1240,7 @@ ERTS_GLB_INLINE void erts_monitor_release_both(ErtsMonitorData *mdp); * * @brief Insert monitor in dist monitor tree or list * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'mon' monitor is not part of any list or tree * If the above is not true, bad things will happen. * @@ -1253,7 +1261,7 @@ ERTS_GLB_INLINE int erts_monitor_dist_insert(ErtsMonitor *mon, ErtsMonLnkDist *d * * @brief Delete monitor from dist monitor tree or list * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'mon' monitor earler has been inserted into 'dist' * If the above is not true, bad things will happen. * @@ -1291,7 +1299,7 @@ erts_monitor_set_dead_dist(ErtsMonitor *mon, Eterm nodename); * whole size of the monitor data structure is returned; otherwise, * half of the size is returned. * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'mon' has not been released * If the above is not true, bad things will happen. * @@ -1507,6 +1515,8 @@ ERTS_GLB_INLINE ErtsMonitorSuspend *erts_monitor_suspend(ErtsMonitor *mon) typedef struct ErtsMonLnkNode__ ErtsLink; +typedef int (*ErtsLinkFunc)(ErtsLink *, void *, Sint); + typedef struct { ErtsLink a; ErtsLink b; @@ -1544,7 +1554,7 @@ ErtsLink *erts_link_tree_lookup(ErtsLink *root, Eterm item); * * @brief Lookup or insert a link in a link tree * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'lnk' link is not part of any tree or list * If the above is not true, bad things will happen. * @@ -1590,7 +1600,7 @@ ErtsLink *erts_link_tree_lookup_create(ErtsLink **root, int *created, * * @brief Insert a link in a link tree * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - no links with the same key that 'lnk' exist in the tree * - 'lnk' is not part of any list of tree * If the above are not true, bad things will happen. @@ -1606,7 +1616,7 @@ void erts_link_tree_insert(ErtsLink **root, ErtsLink *lnk); * * @brief Replace a link in a link tree * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'old' link and 'new' link have exactly the same key * - 'old' link is part of the tree * - 'new' link is not part of any tree or list @@ -1630,7 +1640,7 @@ void erts_link_tree_replace(ErtsLink **root, ErtsLink *old, ErtsLink *new); * the tree and 'lnk' has a lower address than the link in the * tree, the existing link in the tree is replaced by 'lnk'. * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'lnk' link is not part of any tree or list * If the above are not true, bad things will happen. * @@ -1649,7 +1659,7 @@ ERTS_GLB_INLINE ErtsLink *erts_link_tree_insert_addr_replace(ErtsLink **root, * * @brief Delete a link from a link tree * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'lnk' link is part of the tree * If the above is not true, bad things will happen. * @@ -1668,7 +1678,7 @@ void erts_link_tree_delete(ErtsLink **root, ErtsLink *lnk); * If link 'lnk' is not in the tree, another link with the same * key as 'lnk' is deleted from the tree if such a link exist. * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - if 'lnk' link is part of a tree or list, it is part of this tree * If the above is not true, bad things will happen. * @@ -1687,7 +1697,7 @@ ERTS_GLB_INLINE ErtsLink *erts_link_tree_key_delete(ErtsLink **root, ErtsLink *l * * @brief Call a function for each link in a link tree * - * The funcion 'func' will be called with a pointer to a link + * The function 'func' will be called with a pointer to a link * as first argument and 'arg' as second argument for each link * in the tree referred to by 'root'. * @@ -1700,7 +1710,7 @@ ERTS_GLB_INLINE ErtsLink *erts_link_tree_key_delete(ErtsLink **root, ErtsLink *l * */ void erts_link_tree_foreach(ErtsLink *root, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc, void *arg); /** @@ -1708,9 +1718,10 @@ void erts_link_tree_foreach(ErtsLink *root, * @brief Call a function for each link in a link tree. Yield if lots * of links exist. * - * The funcion 'func' will be called with a pointer to a link + * The function 'func' will be called with a pointer to a link * as first argument and 'arg' as second argument for each link - * in the tree referred to by 'root'. + * in the tree referred to by 'root'. It should return the number of + * reductions the operator took to perform. * * It is assumed that: * - *yspp equals NULL on first call @@ -1733,25 +1744,25 @@ void erts_link_tree_foreach(ErtsLink *root, * *yspp should be NULL. When done *yspp * will be NULL. * - * @param[in] limit Maximum amount of links to process - * before yielding. + * @param[in] reds Reductions available to execute before yielding. * - * @returns A non-zero value when all links has been - * processed, and zero when more work is needed. + * @returns The unconsumed reductions when all links + * have been processed, and zero when more work + * is needed. * */ int erts_link_tree_foreach_yielding(ErtsLink *root, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg, void **vyspp, - Sint limit); + Sint reds); /** * * @brief Delete all links from a link tree and call a function for * each link * - * The funcion 'func' will be called with a pointer to a link + * The function 'func' will be called with a pointer to a link * as first argument and 'arg' as second argument for each link * in the tree referred to by 'root'. * @@ -1764,7 +1775,7 @@ int erts_link_tree_foreach_yielding(ErtsLink *root, * */ void erts_link_tree_foreach_delete(ErtsLink **root, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg); /** @@ -1772,9 +1783,10 @@ void erts_link_tree_foreach_delete(ErtsLink **root, * @brief Delete all links from a link tree and call a function for * each link * - * The funcion 'func' will be called with a pointer to a link + * The function 'func' will be called with a pointer to a link * as first argument and 'arg' as second argument for each link - * in the tree referred to by 'root'. + * in the tree referred to by 'root'. It should return the number of + * reductions the operator took to perform. * * It is assumed that: * - *yspp equals NULL on first call @@ -1797,18 +1809,18 @@ void erts_link_tree_foreach_delete(ErtsLink **root, * *yspp should be NULL. When done *yspp * will be NULL. * - * @param[in] limit Maximum amount of links to process - * before yielding. + * @param[in] reds Reductions available to execute before yielding. * - * @returns A non-zero value when all links has been - * processed, and zero when more work is needed. + * @returns The unconsumed reductions when all links + * have been processed, and zero when more work + * is needed. * */ int erts_link_tree_foreach_delete_yielding(ErtsLink **root, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg, void **vyspp, - Sint limit); + Sint reds); /* * --- Link list operations --- @@ -1818,7 +1830,7 @@ int erts_link_tree_foreach_delete_yielding(ErtsLink **root, * * @brief Insert a link in a link list * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'lnk' link is not part of any list or tree * If the above is not true, bad things will happen. * @@ -1833,7 +1845,7 @@ ERTS_GLB_INLINE void erts_link_list_insert(ErtsLink **list, ErtsLink *lnk); * * @brief Delete a link from a link list * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'lnk' link is part of the list * If the above is not true, bad things will happen. * @@ -1878,7 +1890,7 @@ ERTS_GLB_INLINE ErtsLink *erts_link_list_last(ErtsLink *list); * * @brief Call a function for each link in a link list * - * The funcion 'func' will be called with a pointer to a link + * The function 'func' will be called with a pointer to a link * as first argument and 'arg' as second argument for each link * in the tree referred to by 'list'. * @@ -1891,7 +1903,7 @@ ERTS_GLB_INLINE ErtsLink *erts_link_list_last(ErtsLink *list); * */ void erts_link_list_foreach(ErtsLink *list, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg); /** @@ -1899,9 +1911,10 @@ void erts_link_list_foreach(ErtsLink *list, * @brief Call a function for each link in a link list. Yield * if lots of links exist. * - * The funcion 'func' will be called with a pointer to a link + * The function 'func' will be called with a pointer to a link * as first argument and 'arg' as second argument for each link - * in the tree referred to by 'root'. + * in the tree referred to by 'root'. It should return the number of + * reductions the operator took to perform. * * It is assumed that: * - *yspp equals NULL on first call @@ -1924,25 +1937,25 @@ void erts_link_list_foreach(ErtsLink *list, * *yspp should be NULL. When done *yspp * will be NULL. * - * @param[in] limit Maximum amount of links to process - * before yielding. + * @param[in] reds Reductions available to execute before yielding. * - * @returns A non-zero value when all links has been - * processed, and zero when more work is needed. + * @returns The unconsumed reductions when all links + * have been processed, and zero when more work + * is needed. * */ int erts_link_list_foreach_yielding(ErtsLink *list, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg, void **vyspp, - Sint limit); + Sint reds); /** * * @brief Delete all links from a link list and call a function for * each link * - * The funcion 'func' will be called with a pointer to a link + * The function 'func' will be called with a pointer to a link * as first argument and 'arg' as second argument for each link * in the tree referred to by 'root'. * @@ -1955,7 +1968,7 @@ int erts_link_list_foreach_yielding(ErtsLink *list, * */ void erts_link_list_foreach_delete(ErtsLink **list, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg); /** @@ -1963,9 +1976,10 @@ void erts_link_list_foreach_delete(ErtsLink **list, * @brief Delete all links from a link list and call a function for * each link * - * The funcion 'func' will be called with a pointer to a link + * The function 'func' will be called with a pointer to a link * as first argument and 'arg' as second argument for each link - * in the tree referred to by 'root'. + * in the tree referred to by 'root'. It should return the number of + * reductions the operator took to perform. * * It is assumed that: * - *yspp equals NULL on first call @@ -1988,18 +2002,18 @@ void erts_link_list_foreach_delete(ErtsLink **list, * *yspp should be NULL. When done *yspp * will be NULL. * - * @param[in] limit Maximum amount of links to process - * before yielding. + * @param[in] reds Reductions available to execute before yielding. * - * @returns A non-zero value when all links has been - * processed, and zero when more work is needed. + * @returns The unconsumed reductions when all links + * have been processed, and zero when more work + * is needed. * */ int erts_link_list_foreach_delete_yielding(ErtsLink **list, - void (*func)(ErtsLink *, void *), + ErtsLinkFunc func, void *arg, void **vyspp, - Sint limit); + Sint reds); /* * --- Misc link operations --- @@ -2011,7 +2025,7 @@ int erts_link_list_foreach_delete_yielding(ErtsLink **list, * * Can create all types of links * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'ref' is an internal ordinary reference if type is ERTS_MON_TYPE_PROC, * ERTS_MON_TYPE_PORT, ERTS_MON_TYPE_TIME_OFFSET, or ERTS_MON_TYPE_RESOURCE * - 'ref' is NIL if type is ERTS_MON_TYPE_NODE or ERTS_MON_TYPE_NODES @@ -2081,7 +2095,7 @@ ERTS_GLB_INLINE int erts_link_is_in_table(ErtsLink *lnk); * When both link halves part of the link have been released the link * structure will be deallocated. * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'lnk' link is not part of any list or tree * - 'lnk' is not referred to by any other structures * If the above are not true, bad things will happen. @@ -2098,7 +2112,7 @@ ERTS_GLB_INLINE void erts_link_release(ErtsLink *lnk); * Release both halves of a link simultaneously and deallocate * the structure. * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - Neither of the parts of the link are part of any list or tree * - Neither of the parts of the link or the link data structure * are referred to by any other structures @@ -2113,7 +2127,7 @@ ERTS_GLB_INLINE void erts_link_release_both(ErtsLinkData *ldp); * * @brief Insert link in dist link list * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'lnk' link is not part of any list or tree * If the above is not true, bad things will happen. * @@ -2134,7 +2148,7 @@ ERTS_GLB_INLINE int erts_link_dist_insert(ErtsLink *lnk, ErtsMonLnkDist *dist); * * @brief Delete link from dist link list * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'lnk' link earler has been inserted into 'dist' * If the above is not true, bad things will happen. * @@ -2172,7 +2186,7 @@ erts_link_set_dead_dist(ErtsLink *lnk, Eterm nodename); * whole size of the link data structure is returned; otherwise, * half of the size is returned. * - * When the funcion is called it is assumed that: + * When the function is called it is assumed that: * - 'lnk' has not been released * If the above is not true, bad things will happen. * diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index a48d0391f6..af1acbfc90 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -731,6 +731,23 @@ ErtsMessage* erts_create_message_from_nif_env(ErlNifEnv* msg_env) return mp; } +static ERTS_INLINE ERL_NIF_TERM make_copy(ErlNifEnv* dst_env, + ERL_NIF_TERM src_term, + Uint *cpy_szp) +{ + Uint sz; + Eterm* hp; + /* + * No preserved sharing allowed as long as literals are also preserved. + * Process independent environment can not be reached by purge. + */ + sz = size_object(src_term); + if (cpy_szp) + *cpy_szp += sz; + hp = alloc_heap(dst_env, sz); + return copy_struct(src_term, sz, &hp, &MSO(dst_env->proc)); +} + int enif_send(ErlNifEnv* env, const ErlNifPid* to_pid, ErlNifEnv* msg_env, ERL_NIF_TERM msg) { @@ -743,6 +760,7 @@ int enif_send(ErlNifEnv* env, const ErlNifPid* to_pid, Eterm from; Eterm receiver = to_pid->pid; int scheduler; + Uint copy_sz = 0; execution_state(env, &c_p, &scheduler); @@ -806,14 +824,14 @@ int enif_send(ErlNifEnv* env, const ErlNifPid* to_pid, stoken = NIL; } #endif - token = enif_make_copy(msg_env, stoken); + token = make_copy(msg_env, stoken, ©_sz); #ifdef USE_VM_PROBES if (DT_UTAG_FLAGS(c_p) & DT_UTAG_SPREADING) { if (is_immed(DT_UTAG(c_p))) utag = DT_UTAG(c_p); else - utag = enif_make_copy(msg_env, DT_UTAG(c_p)); + utag = make_copy(msg_env, DT_UTAG(c_p), ©_sz); } if (DTRACE_ENABLED(message_send)) { if (have_seqtrace(stoken)) { @@ -835,6 +853,7 @@ int enif_send(ErlNifEnv* env, const ErlNifPid* to_pid, Uint sz; INITIALIZE_LITERAL_PURGE_AREA(litarea); sz = size_object_litopt(msg, &litarea); + copy_sz += sz; if (c_p && !env->tracee) { full_flush_env(env); mp = erts_alloc_message_heap(rp, &rp_locks, sz, &hp, &ohp); @@ -867,6 +886,12 @@ int enif_send(ErlNifEnv* env, const ErlNifPid* to_pid, trace_send(c_p, receiver, msg); full_cache_env(env); } + if (c_p && scheduler > 0 && copy_sz > ERTS_MSG_COPY_WORDS_PER_REDUCTION) { + Uint reds = copy_sz / ERTS_MSG_COPY_WORDS_PER_REDUCTION; + if (reds > CONTEXT_REDS) + reds = CONTEXT_REDS; + BUMP_REDS(c_p, (int) reds); + } } else { /* This clause is taken when the nif is called in the context @@ -935,6 +960,7 @@ int enif_send(ErlNifEnv* env, const ErlNifPid* to_pid, erts_queue_message(rp, rp_locks, mp, msg, from); done: + if (c_p == rp) rp_locks &= ~ERTS_PROC_LOCK_MAIN; if (rp_locks & ~lc_locks) @@ -1047,18 +1073,9 @@ int enif_whereis_port(ErlNifEnv *env, ERL_NIF_TERM name, ErlNifPort *port) ERL_NIF_TERM enif_make_copy(ErlNifEnv* dst_env, ERL_NIF_TERM src_term) { - Uint sz; - Eterm* hp; - /* - * No preserved sharing allowed as long as literals are also preserved. - * Process independent environment cannot be reached by purge. - */ - sz = size_object(src_term); - hp = alloc_heap(dst_env, sz); - return copy_struct(src_term, sz, &hp, &MSO(dst_env->proc)); + return make_copy(dst_env, src_term, NULL); } - #ifdef DEBUG static int is_offheap(const ErlOffHeap* oh) { @@ -1083,6 +1100,17 @@ int enif_get_local_pid(ErlNifEnv* env, ERL_NIF_TERM term, ErlNifPid* pid) return 0; } +void enif_set_pid_undefined(ErlNifPid* pid) +{ + pid->pid = am_undefined; +} + +int enif_is_pid_undefined(const ErlNifPid* pid) +{ + ASSERT(pid->pid == am_undefined || is_internal_pid(pid->pid)); + return pid->pid == am_undefined; +} + int enif_get_local_port(ErlNifEnv* env, ERL_NIF_TERM term, ErlNifPort* port) { if (is_internal_port(term)) { @@ -1147,6 +1175,47 @@ int enif_is_number(ErlNifEnv* env, ERL_NIF_TERM term) return is_number(term); } +ErlNifTermType enif_term_type(ErlNifEnv* env, ERL_NIF_TERM term) { + (void)env; + + switch (tag_val_def(term)) { + case ATOM_DEF: + return ERL_NIF_TERM_TYPE_ATOM; + case BINARY_DEF: + return ERL_NIF_TERM_TYPE_BITSTRING; + case FLOAT_DEF: + return ERL_NIF_TERM_TYPE_FLOAT; + case EXPORT_DEF: + case FUN_DEF: + return ERL_NIF_TERM_TYPE_FUN; + case BIG_DEF: + case SMALL_DEF: + return ERL_NIF_TERM_TYPE_INTEGER; + case LIST_DEF: + case NIL_DEF: + return ERL_NIF_TERM_TYPE_LIST; + case MAP_DEF: + return ERL_NIF_TERM_TYPE_MAP; + case EXTERNAL_PID_DEF: + case PID_DEF: + return ERL_NIF_TERM_TYPE_PID; + case EXTERNAL_PORT_DEF: + case PORT_DEF: + return ERL_NIF_TERM_TYPE_PORT; + case EXTERNAL_REF_DEF: + case REF_DEF: + return ERL_NIF_TERM_TYPE_REFERENCE; + case TUPLE_DEF: + return ERL_NIF_TERM_TYPE_TUPLE; + default: + /* tag_val_def() aborts on its own when passed complete garbage, but + * it's possible that the user has given us garbage that just happens + * to match something that tag_val_def() accepts but we don't, like + * binary match contexts. */ + ERTS_INTERNAL_ERROR("Invalid term passed to enif_term_type"); + } +} + static void aligned_binary_dtor(struct enif_tmp_obj_t* obj) { erts_free_aligned_binary_bytes_extra((byte*)obj, obj->allocator); @@ -2357,14 +2426,22 @@ rmon_refc_read(ErtsResourceMonitors *rms) return rms->refc & ERTS_RESOURCE_REFC_MASK; } -static void dtor_demonitor(ErtsMonitor* mon, void* context) +static int dtor_demonitor(ErtsMonitor* mon, void* context, Sint reds) { ASSERT(erts_monitor_is_origin(mon)); ASSERT(is_internal_pid(mon->other.item)); erts_proc_sig_send_demonitor(mon); + return 1; } +#ifdef DEBUG +int erts_dbg_is_resource_dying(ErtsResource* resource) +{ + return resource->monitors && rmon_is_dying(resource->monitors); +} +#endif + # define NIF_RESOURCE_DTOR &nif_resource_dtor static int nif_resource_dtor(Binary* bin) @@ -2705,8 +2782,12 @@ int enif_consume_timeslice(ErlNifEnv* env, int percent) { Process *proc; Sint reds; + int sched; - execution_state(env, &proc, NULL); + execution_state(env, &proc, &sched); + + if (sched < 0) + return 0; /* no-op on dirty scheduler */ ASSERT(is_proc_bound(env) && percent >= 1 && percent <= 100); if (percent < 1) percent = 1; @@ -3329,6 +3410,9 @@ int enif_monitor_process(ErlNifEnv* env, void* obj, const ErlNifPid* target_pid, } ASSERT(rsrc->type->down); + if (target_pid->pid == am_undefined) + return 1; + ref = erts_make_ref_in_buffer(tmp); mdp = erts_monitor_create(ERTS_MON_TYPE_RESOURCE, ref, @@ -3362,6 +3446,12 @@ int enif_monitor_process(ErlNifEnv* env, void* obj, const ErlNifPid* target_pid, return 0; } +ERL_NIF_TERM enif_make_monitor_term(ErlNifEnv* env, const ErlNifMonitor* monitor) +{ + Eterm* hp = alloc_heap(env, ERTS_REF_THING_SIZE); + return erts_driver_monitor_to_ref(hp, monitor); +} + int enif_demonitor_process(ErlNifEnv* env, void* obj, const ErlNifMonitor* monitor) { ErtsResource* rsrc = DATA_TO_RESOURCE(obj); diff --git a/erts/emulator/beam/erl_nif.h b/erts/emulator/beam/erl_nif.h index 3fd1a8fd4c..a599511c78 100644 --- a/erts/emulator/beam/erl_nif.h +++ b/erts/emulator/beam/erl_nif.h @@ -55,6 +55,7 @@ ** 2.14: 21.0 add enif_ioq_peek_head, enif_(mutex|cond|rwlock|thread)_name ** enif_vfprintf, enif_vsnprintf, enif_make_map_from_arrays ** 2.15: 22.0 ERL_NIF_SELECT_CANCEL, enif_select_(read|write) +** enif_term_type */ #define ERL_NIF_MAJOR_VERSION 2 #define ERL_NIF_MINOR_VERSION 15 @@ -63,7 +64,7 @@ * with ticket syntax like "erts-@OTP-12345@", or a temporary placeholder * between two @ like "erts-@MyName@", if you don't know what a ticket is. */ -#define ERL_NIF_MIN_ERTS_VERSION "erts-@OTP-15095@ (OTP-22)" +#define ERL_NIF_MIN_ERTS_VERSION "erts-@OTP-15095 OTP-15640@ (OTP-22)" /* * The emulator will refuse to load a nif-lib with a major version @@ -282,6 +283,26 @@ typedef enum { ERL_NIF_IOQ_NORMAL = 1 } ErlNifIOQueueOpts; +typedef enum { + ERL_NIF_TERM_TYPE_ATOM = 1, + ERL_NIF_TERM_TYPE_BITSTRING = 2, + ERL_NIF_TERM_TYPE_FLOAT = 3, + ERL_NIF_TERM_TYPE_FUN = 4, + ERL_NIF_TERM_TYPE_INTEGER = 5, + ERL_NIF_TERM_TYPE_LIST = 6, + ERL_NIF_TERM_TYPE_MAP = 7, + ERL_NIF_TERM_TYPE_PID = 8, + ERL_NIF_TERM_TYPE_PORT = 9, + ERL_NIF_TERM_TYPE_REFERENCE = 10, + ERL_NIF_TERM_TYPE_TUPLE = 11, + + /* This is a dummy value intended to coax the compiler into warning about + * unhandled values in a switch even if all the above values have been + * handled. We can add new entries at any time so the user must always + * have a default case. */ + ERL_NIF_TERM_TYPE__MISSING_DEFAULT_CASE__READ_THE_MANUAL = -1 +} ErlNifTermType; + /* * Return values from enif_thread_type(). Negative values * reserved for specific types of non-scheduler threads. diff --git a/erts/emulator/beam/erl_nif_api_funcs.h b/erts/emulator/beam/erl_nif_api_funcs.h index 129166562d..d57f6ec97c 100644 --- a/erts/emulator/beam/erl_nif_api_funcs.h +++ b/erts/emulator/beam/erl_nif_api_funcs.h @@ -211,7 +211,11 @@ ERL_NIF_API_FUNC_DECL(int,enif_vsnprintf,(char*, size_t, const char *fmt, va_lis ERL_NIF_API_FUNC_DECL(int,enif_make_map_from_arrays,(ErlNifEnv *env, ERL_NIF_TERM keys[], ERL_NIF_TERM values[], size_t cnt, ERL_NIF_TERM *map_out)); ERL_NIF_API_FUNC_DECL(int,enif_select_x,(ErlNifEnv* env, ErlNifEvent e, enum ErlNifSelectFlags flags, void* obj, const ErlNifPid* pid, ERL_NIF_TERM msg, ErlNifEnv* msg_env)); +ERL_NIF_API_FUNC_DECL(ERL_NIF_TERM,enif_make_monitor_term,(ErlNifEnv* env, const ErlNifMonitor*)); +ERL_NIF_API_FUNC_DECL(void,enif_set_pid_undefined,(ErlNifPid* pid)); +ERL_NIF_API_FUNC_DECL(int,enif_is_pid_undefined,(const ErlNifPid* pid)); +ERL_NIF_API_FUNC_DECL(ErlNifTermType,enif_term_type,(ErlNifEnv* env, ERL_NIF_TERM term)); /* ** ADD NEW ENTRIES HERE (before this comment) !!! @@ -396,6 +400,10 @@ ERL_NIF_API_FUNC_DECL(int,enif_select_x,(ErlNifEnv* env, ErlNifEvent e, enum Erl # define enif_vsnprintf ERL_NIF_API_FUNC_MACRO(enif_vsnprintf) # define enif_make_map_from_arrays ERL_NIF_API_FUNC_MACRO(enif_make_map_from_arrays) # define enif_select_x ERL_NIF_API_FUNC_MACRO(enif_select_x) +# define enif_make_monitor_term ERL_NIF_API_FUNC_MACRO(enif_make_monitor_term) +# define enif_set_pid_undefined ERL_NIF_API_FUNC_MACRO(enif_set_pid_undefined) +# define enif_is_pid_undefined ERL_NIF_API_FUNC_MACRO(enif_is_pid_undefined) +# define enif_term_type ERL_NIF_API_FUNC_MACRO(enif_term_type) /* ** ADD NEW ENTRIES HERE (before this comment) @@ -627,6 +635,7 @@ static ERL_NIF_INLINE ERL_NIF_TERM enif_make_list9(ErlNifEnv* env, #ifndef enif_make_pid # define enif_make_pid(ENV, PID) ((void)(ENV),(const ERL_NIF_TERM)((PID)->pid)) +# define enif_compare_pids(A, B) (enif_compare((A)->pid,(B)->pid)) # define enif_select_read(ENV, E, OBJ, PID, MSG, MSG_ENV) \ enif_select_x(ENV, E, ERL_NIF_SELECT_READ | ERL_NIF_SELECT_CUSTOM_MSG, \ OBJ, PID, MSG, MSG_ENV) diff --git a/erts/emulator/beam/erl_node_tables.c b/erts/emulator/beam/erl_node_tables.c index 18ed782ae3..afafaf48dc 100644 --- a/erts/emulator/beam/erl_node_tables.c +++ b/erts/emulator/beam/erl_node_tables.c @@ -201,6 +201,7 @@ dist_table_alloc(void *dep_tmpl) dep->send = NULL; dep->cache = NULL; dep->transcode_ctx = NULL; + dep->sequences = NULL; /* Link in */ @@ -801,8 +802,9 @@ node_table_hash(void *venp) static int node_table_cmp(void *venp1, void *venp2) { - return ((((ErlNode *) venp1)->sysname == ((ErlNode *) venp2)->sysname - && ((ErlNode *) venp1)->creation == ((ErlNode *) venp2)->creation) + return ((((ErlNode *) venp1)->sysname == ((ErlNode *) venp2)->sysname) && + ((((ErlNode *) venp1)->creation == ((ErlNode *) venp2)->creation) || + (((ErlNode *) venp1)->creation == 0 || ((ErlNode *) venp2)->creation == 0)) ? 0 : 1); } @@ -816,11 +818,16 @@ node_table_alloc(void *venp_tmpl) node_entries++; - erts_refc_init(&enp->refc, -1); + erts_init_node_entry(enp, -1); enp->creation = ((ErlNode *) venp_tmpl)->creation; enp->sysname = ((ErlNode *) venp_tmpl)->sysname; enp->dist_entry = erts_find_or_insert_dist_entry(((ErlNode *) venp_tmpl)->sysname); +#ifdef ERL_NODE_BOOKKEEP + erts_atomic_init_nob(&enp->slot, 0); + sys_memzero(enp->books, sizeof(struct erl_node_bookkeeping) * 1024); +#endif + return (void *) enp; } @@ -873,7 +880,7 @@ erts_node_table_info(fmtfn_t to, void *to_arg) } -ErlNode *erts_find_or_insert_node(Eterm sysname, Uint32 creation) +ErlNode *erts_find_or_insert_node(Eterm sysname, Uint32 creation, Eterm book) { ErlNode *res; ErlNode ne; @@ -883,9 +890,9 @@ ErlNode *erts_find_or_insert_node(Eterm sysname, Uint32 creation) erts_rwmtx_rlock(&erts_node_table_rwmtx); res = hash_get(&erts_node_table, (void *) &ne); if (res && res != erts_this_node) { - erts_aint_t refc = erts_refc_inctest(&res->refc, 0); + erts_aint_t refc = erts_ref_node_entry(res, 0, book); if (refc < 2) /* New or pending delete */ - erts_refc_inc(&res->refc, 1); + erts_ref_node_entry(res, 1, THE_NON_VALUE); } erts_rwmtx_runlock(&erts_node_table_rwmtx); if (res) @@ -895,9 +902,9 @@ ErlNode *erts_find_or_insert_node(Eterm sysname, Uint32 creation) res = hash_put(&erts_node_table, (void *) &ne); ASSERT(res); if (res != erts_this_node) { - erts_aint_t refc = erts_refc_inctest(&res->refc, 0); + erts_aint_t refc = erts_ref_node_entry(res, 0, book); if (refc < 2) /* New or pending delete */ - erts_refc_inc(&res->refc, 1); + erts_ref_node_entry(res, 1, THE_NON_VALUE); } erts_rwmtx_rwunlock(&erts_node_table_rwmtx); return res; @@ -924,6 +931,7 @@ static void try_delete_node(void *venp) * * If refc > 0, the entry is in use. Keep the entry. */ + erts_node_bookkeep(enp, THE_NON_VALUE, ERL_NODE_DEC); refc = erts_refc_dectest(&enp->refc, -1); if (refc == -1) (void) hash_erase(&erts_node_table, (void *) enp); @@ -1021,7 +1029,7 @@ erts_set_this_node(Eterm sysname, Uint creation) erts_deref_dist_entry(erts_this_dist_entry); erts_this_node = NULL; /* to make sure refc is bumped for this node */ - erts_this_node = erts_find_or_insert_node(sysname, creation); + erts_this_node = erts_find_or_insert_node(sysname, creation, THE_NON_VALUE); erts_this_dist_entry = erts_this_node->dist_entry; erts_ref_dist_entry(erts_this_dist_entry); @@ -1090,7 +1098,7 @@ void erts_init_node_tables(int dd_sec) node_tmpl.creation = 0; erts_this_node = hash_put(&erts_node_table, &node_tmpl); /* +1 for erts_this_node */ - erts_refc_init(&erts_this_node->refc, 1); + erts_init_node_entry(erts_this_node, 1); ASSERT(erts_this_node->dist_entry != NULL); erts_this_dist_entry = erts_this_node->dist_entry; @@ -1177,6 +1185,7 @@ static Eterm AM_system; static Eterm AM_timer; static Eterm AM_delayed_delete_timer; static Eterm AM_thread_progress_delete_timer; +static Eterm AM_sequence; static Eterm AM_signal; static void setup_reference_table(void); @@ -1218,6 +1227,7 @@ typedef struct dist_referrer_ { int ctrl_ref; int system_ref; int signal_ref; + int sequence_ref; Eterm id; Uint creation; Uint id_heap[ID_HEAP_SIZE]; @@ -1272,6 +1282,7 @@ erts_get_node_and_dist_references(struct process *proc) INIT_AM(delayed_delete_timer); INIT_AM(thread_progress_delete_timer); INIT_AM(signal); + INIT_AM(sequence); references_atoms_need_init = 0; } @@ -1309,8 +1320,9 @@ erts_get_node_and_dist_references(struct process *proc) #define TIMER_REF 8 #define SYSTEM_REF 9 #define SIGNAL_REF 10 +#define SEQUENCE_REF 11 -#define INC_TAB_SZ 10 +#define INC_TAB_SZ 11 static void insert_dist_referrer(ReferredDist *referred_dist, @@ -1344,6 +1356,7 @@ insert_dist_referrer(ReferredDist *referred_dist, drp->ctrl_ref = 0; drp->system_ref = 0; drp->signal_ref = 0; + drp->sequence_ref = 0; } switch (type) { @@ -1353,6 +1366,7 @@ insert_dist_referrer(ReferredDist *referred_dist, case ETS_REF: drp->ets_ref++; break; case SYSTEM_REF: drp->system_ref++; break; case SIGNAL_REF: drp->signal_ref++; break; + case SEQUENCE_REF: drp->sequence_ref++; break; default: ASSERT(0); } } @@ -1509,7 +1523,7 @@ insert_offheap(ErlOffHeap *oh, int type, Eterm id) } } else if (IsSendCtxBinary(u.mref->mb)) { - ErtsSendContext* ctx = ERTS_MAGIC_BIN_DATA(u.mref->mb); + ErtsDSigSendContext* ctx = ERTS_MAGIC_BIN_DATA(u.mref->mb); if (ctx->deref_dep) insert_dist_entry(ctx->dep, type, id, 0); } @@ -1544,16 +1558,18 @@ static void insert_monitor_data(ErtsMonitor *mon, int type, Eterm id) mdp->origin.flags |= ERTS_ML_FLG_DBG_VISITED; } -static void insert_monitor(ErtsMonitor *mon, void *idp) +static int insert_monitor(ErtsMonitor *mon, void *idp, Sint reds) { Eterm id = *((Eterm *) idp); insert_monitor_data(mon, MONITOR_REF, id); + return 1; } -static void clear_visited_monitor(ErtsMonitor *mon, void *p) +static int clear_visited_monitor(ErtsMonitor *mon, void *p, Sint reds) { ErtsMonitorData *mdp = erts_monitor_to_data(mon); mdp->origin.flags &= ~ERTS_ML_FLG_DBG_VISITED; + return 1; } static void @@ -1581,6 +1597,20 @@ insert_dist_monitors(DistEntry *dep) } } + +static int +insert_sequence(ErtsDistExternal *edep, void *arg, Sint reds) +{ + insert_dist_entry(edep->dep, SEQUENCE_REF, *(Eterm*)arg, 0); + return 1; +} + +static void +insert_dist_sequences(DistEntry *dep) +{ + erts_dist_seq_tree_foreach(dep, insert_sequence, (void *) &dep->sysname); +} + static void clear_visited_p_monitors(ErtsPTabElementCommon *p) { @@ -1621,16 +1651,18 @@ static void insert_link_data(ErtsLink *lnk, int type, Eterm id) ldp->a.flags |= ERTS_ML_FLG_DBG_VISITED; } -static void insert_link(ErtsLink *lnk, void *idp) +static int insert_link(ErtsLink *lnk, void *idp, Sint reds) { Eterm id = *((Eterm *) idp); insert_link_data(lnk, LINK_REF, id); + return 1; } -static void clear_visited_link(ErtsLink *lnk, void *p) +static int clear_visited_link(ErtsLink *lnk, void *p, Sint reds) { ErtsLinkData *ldp = erts_link_to_data(lnk); ldp->a.flags &= ~ERTS_ML_FLG_DBG_VISITED; + return 1; } static void @@ -1770,11 +1802,9 @@ insert_message(ErtsMessage *msg, int type, Process *proc) else if (ERTS_SIG_IS_INTERNAL_MSG(msg)) heap_frag = msg->data.heap_frag; else { - if (msg->data.dist_ext->dep) - insert_dist_entry(msg->data.dist_ext->dep, - type, proc->common.id, 0); - if (is_not_nil(ERL_MESSAGE_TOKEN(msg))) - heap_frag = erts_dist_ext_trailer(msg->data.dist_ext); + heap_frag = msg->data.heap_frag; + insert_dist_entry(erts_get_dist_ext(heap_frag)->dep, + type, proc->common.id, 0); } } while (heap_frag) { @@ -1798,24 +1828,115 @@ insert_sig_offheap(ErlOffHeap *ohp, void *arg) insert_offheap(ohp, SIGNAL_REF, proc->common.id); } -static void -insert_sig_monitor(ErtsMonitor *mon, void *arg) +static int +insert_sig_monitor(ErtsMonitor *mon, void *arg, Sint reds) { Process *proc = arg; insert_monitor_data(mon, SIGNAL_REF, proc->common.id); + return 1; } -static void -insert_sig_link(ErtsLink *lnk, void *arg) +static int +insert_sig_link(ErtsLink *lnk, void *arg, Sint reds) { Process *proc = arg; insert_link_data(lnk, SIGNAL_REF, proc->common.id); + return 1; } static void -setup_reference_table(void) +insert_sig_ext(ErtsDistExternal *edep, void *arg) { + Process *proc = arg; + insert_dist_entry(edep->dep, SIGNAL_REF, proc->common.id, 0); +} + +static void +insert_process(Process *proc) +{ + int mli; + ErtsMessage *msg_list[] = {proc->msg_frag}; ErlHeapFragment *hfp; + + /* Insert Heap */ + insert_offheap(&(proc->off_heap), + HEAP_REF, + proc->common.id); + /* Insert heap fragments buffers */ + for(hfp = proc->mbuf; hfp; hfp = hfp->next) + insert_offheap(&(hfp->off_heap), + HEAP_REF, + proc->common.id); + + /* Insert msg buffers */ + for (mli = 0; mli < sizeof(msg_list)/sizeof(msg_list[0]); mli++) { + ErtsMessage *msg; + for (msg = msg_list[mli]; msg; msg = msg->next) + insert_message(msg, HEAP_REF, proc); + } + + /* Insert signal queue */ + erts_proc_sig_debug_foreach_sig(proc, + insert_sig_msg, + insert_sig_offheap, + insert_sig_monitor, + insert_sig_link, + insert_sig_ext, + (void *) proc); + + /* If the process is FREE, the proc->common field has been + re-used by the ptab delete, so we cannot trust it. */ + if (!(erts_atomic32_read_nob(&proc->state) & ERTS_PSFLG_FREE)) { + /* Insert links */ + insert_p_links(&proc->common); + + /* Insert monitors */ + insert_p_monitors(&proc->common); + } + + { + DistEntry *dep = ERTS_PROC_GET_DIST_ENTRY(proc); + if (dep) + insert_dist_entry(dep, + CTRL_REF, + proc->common.id, + 0); + } +} + +static void +insert_dist_suspended_procs(DistEntry *dep) +{ + ErtsProcList *plist = erts_proclist_peek_first(dep->suspended); + while (plist) { + if (is_not_immed(plist->u.pid)) + insert_process(plist->u.p); + plist = erts_proclist_peek_next(dep->suspended, plist); + } +} + +#ifdef ERL_NODE_BOOKKEEP +void +erts_node_bookkeep(ErlNode *np, Eterm term, int what) +{ + erts_aint_t slot = (erts_atomic_inc_read_nob(&np->slot) - 1) % 1024; + ErtsSchedulerData *esdp = erts_get_scheduler_data(); + Eterm who = THE_NON_VALUE; + ASSERT(np); + np->books[slot].what = what; + np->books[slot].term = term; + if (esdp->current_process) { + who = esdp->current_process->common.id; + } else if (esdp->current_port) { + who = esdp->current_port->common.id; + } + np->books[slot].who = who; +} +#endif + +static void +setup_reference_table(void) +{ DistEntry *dep; HashInfo hi; int i, max; @@ -1865,52 +1986,10 @@ setup_reference_table(void) /* Insert all processes */ for (i = 0; i < max; i++) { Process *proc = erts_pix2proc(i); - if (proc) { - int mli; - ErtsMessage *msg_list[] = {proc->msg_frag}; - - /* Insert Heap */ - insert_offheap(&(proc->off_heap), - HEAP_REF, - proc->common.id); - /* Insert heap fragments buffers */ - for(hfp = proc->mbuf; hfp; hfp = hfp->next) - insert_offheap(&(hfp->off_heap), - HEAP_REF, - proc->common.id); - - /* Insert msg buffers */ - for (mli = 0; mli < sizeof(msg_list)/sizeof(msg_list[0]); mli++) { - ErtsMessage *msg; - for (msg = msg_list[mli]; msg; msg = msg->next) - insert_message(msg, HEAP_REF, proc); - } - - /* Insert signal queue */ - erts_proc_sig_debug_foreach_sig(proc, - insert_sig_msg, - insert_sig_offheap, - insert_sig_monitor, - insert_sig_link, - (void *) proc); - - /* Insert links */ - insert_p_links(&proc->common); - - /* Insert monitors */ - insert_p_monitors(&proc->common); - - { - DistEntry *dep = ERTS_PROC_GET_DIST_ENTRY(proc); - if (dep) - insert_dist_entry(dep, - CTRL_REF, - proc->common.id, - 0); - } - } + if (proc) + insert_process(proc); } - + erts_foreach_sys_msg_in_q(insert_sys_msg); /* Insert all ports */ @@ -1983,16 +2062,22 @@ setup_reference_table(void) for(dep = erts_visible_dist_entries; dep; dep = dep->next) { insert_dist_links(dep); insert_dist_monitors(dep); + insert_dist_sequences(dep); + insert_dist_suspended_procs(dep); } for(dep = erts_hidden_dist_entries; dep; dep = dep->next) { insert_dist_links(dep); insert_dist_monitors(dep); + insert_dist_sequences(dep); + insert_dist_suspended_procs(dep); } for(dep = erts_pending_dist_entries; dep; dep = dep->next) { insert_dist_links(dep); insert_dist_monitors(dep); + insert_dist_sequences(dep); + insert_dist_suspended_procs(dep); } /* Not connected dist entries should not have any links, @@ -2000,6 +2085,8 @@ setup_reference_table(void) for(dep = erts_not_connected_dist_entries; dep; dep = dep->next) { insert_dist_links(dep); insert_dist_monitors(dep); + insert_dist_sequences(dep); + insert_dist_suspended_procs(dep); } /* Insert all ets tables */ @@ -2173,6 +2260,10 @@ reference_table_term(Uint **hpp, ErlOffHeap *ohp, Uint *szp) tup = MK_2TUP(AM_system, MK_UINT(drp->system_ref)); drl = MK_CONS(tup, drl); } + if(drp->sequence_ref) { + tup = MK_2TUP(AM_sequence, MK_UINT(drp->sequence_ref)); + drl = MK_CONS(tup, drl); + } if(drp->signal_ref) { tup = MK_2TUP(AM_signal, MK_UINT(drp->signal_ref)); drl = MK_CONS(tup, drl); @@ -2247,6 +2338,12 @@ static void noop_sig_offheap(ErlOffHeap *oh, void *arg) } +static void noop_sig_ext(ErtsDistExternal *ext, void *arg) +{ + +} + + static void delete_reference_table(void) { @@ -2297,6 +2394,7 @@ delete_reference_table(void) noop_sig_offheap, clear_visited_monitor, clear_visited_link, + noop_sig_ext, (void *) proc); } } diff --git a/erts/emulator/beam/erl_node_tables.h b/erts/emulator/beam/erl_node_tables.h index c44f1f8991..d5daf0c2df 100644 --- a/erts/emulator/beam/erl_node_tables.h +++ b/erts/emulator/beam/erl_node_tables.h @@ -98,11 +98,22 @@ struct ErtsDistOutputBuf_ { byte *alloc_endp; #endif ErtsDistOutputBuf *next; - Uint hopefull_flags; + Binary *bin; + /* Pointers to the distribution header, + if NULL the distr header is in the extp */ + byte *hdrp; + byte *hdr_endp; + /* Pointers to the ctl + payload */ byte *extp; byte *ext_endp; + /* Start of payload and hopefull_flags, used by transcode */ + Uint hopefull_flags; byte *msg_start; - byte data[1]; + /* start of the ext buffer, this is not always the same as extp + as the atom cache handling can use less then the allotted buffer. + This value is needed to calculate the size of this output buffer.*/ + byte *ext_start; + }; typedef struct { @@ -161,7 +172,46 @@ struct dist_entry_ { ErtsThrPrgrLaterOp later_op; struct transcode_context* transcode_ctx; + + struct dist_sequences *sequences; /* Ongoing distribution sequences */ +}; + +/* +#define ERL_NODE_BOOKKEEP + * Bookkeeping of ErlNode inc and dec operations to help debug refc problems. + * This is best used together with cerl -rr. Type the below into gdb: + * gdb: +set pagination off +set $i = 0 +set $node = referred_nodes[$node_ix].node +while $i < $node->slot.counter + printf "%p: ", $node->books[$i].term + etp-1 $node->books[$i].who + printf " " + p $node->books[$i].what + set $i++ +end + + * Then save that into a file called test.txt and run the below in + * an erlang shell in order to get all inc/dec that do not have a + * match. + +f(), {ok, B} = file:read_file("test.txt"). +Vs = [begin [Val, _, _, _, What] = All = string:lexemes(Ln, " "),{Val,What,All} end || Ln <- string:lexemes(B,"\n")]. +Accs = lists:foldl(fun({V,<<"ERL_NODE_INC">>,_},M) -> Val = maps:get(V,M,0), M#{ V => Val + 1 }; ({V,<<"ERL_NODE_DEC">>,_},M) -> Val = maps:get(V,M,0), M#{ V => Val - 1 } end, #{}, Vs). +lists:usort(lists:filter(fun({V,N}) -> N /= 0 end, maps:to_list(Accs))). + + * There are bound to be bugs in the the instrumentation code, but + * atleast this is a place to start when hunting refc bugs. + * + */ +#ifdef ERL_NODE_BOOKKEEP +struct erl_node_bookkeeping { + Eterm who; + Eterm term; + enum { ERL_NODE_INC, ERL_NODE_DEC } what; }; +#endif typedef struct erl_node_ { HashBucket hash_bucket; /* Hash bucket */ @@ -169,6 +219,10 @@ typedef struct erl_node_ { Eterm sysname; /* name@host atom for efficiency */ Uint32 creation; /* Creation */ DistEntry *dist_entry; /* Corresponding dist entry */ +#ifdef ERL_NODE_BOOKKEEP + struct erl_node_bookkeeping books[1024]; + erts_atomic_t slot; +#endif } ErlNode; @@ -201,7 +255,7 @@ void erts_dist_table_info(fmtfn_t, void *); void erts_set_dist_entry_not_connected(DistEntry *); void erts_set_dist_entry_pending(DistEntry *); void erts_set_dist_entry_connected(DistEntry *, Eterm, Uint); -ErlNode *erts_find_or_insert_node(Eterm, Uint32); +ErlNode *erts_find_or_insert_node(Eterm, Uint32, Eterm); void erts_schedule_delete_node(ErlNode *); void erts_set_this_node(Eterm, Uint); Uint erts_node_table_size(void); @@ -219,18 +273,38 @@ DistEntry *erts_dhandle_to_dist_entry(Eterm dhandle, Uint32* connection_id); Eterm erts_build_dhandle(Eterm **hpp, ErlOffHeap*, DistEntry*, Uint32 conn_id); Eterm erts_make_dhandle(Process *c_p, DistEntry*, Uint32 conn_id); -ERTS_GLB_INLINE void erts_deref_node_entry(ErlNode *np); +ERTS_GLB_INLINE void erts_init_node_entry(ErlNode *np, erts_aint_t val); +ERTS_GLB_INLINE erts_aint_t erts_ref_node_entry(ErlNode *np, int min_val, Eterm term); +ERTS_GLB_INLINE void erts_deref_node_entry(ErlNode *np, Eterm term); ERTS_GLB_INLINE void erts_de_rlock(DistEntry *dep); ERTS_GLB_INLINE void erts_de_runlock(DistEntry *dep); ERTS_GLB_INLINE void erts_de_rwlock(DistEntry *dep); ERTS_GLB_INLINE void erts_de_rwunlock(DistEntry *dep); +#ifdef ERL_NODE_BOOKKEEP +void erts_node_bookkeep(ErlNode *, Eterm , int); +#else +#define erts_node_bookkeep(...) +#endif #if ERTS_GLB_INLINE_INCL_FUNC_DEF ERTS_GLB_INLINE void -erts_deref_node_entry(ErlNode *np) +erts_init_node_entry(ErlNode *np, erts_aint_t val) +{ + erts_refc_init(&np->refc, val); +} + +ERTS_GLB_INLINE erts_aint_t +erts_ref_node_entry(ErlNode *np, int min_val, Eterm term) +{ + erts_node_bookkeep(np, term, ERL_NODE_INC); + return erts_refc_inctest(&np->refc, min_val); +} + +ERTS_GLB_INLINE void +erts_deref_node_entry(ErlNode *np, Eterm term) { - ASSERT(np); + erts_node_bookkeep(np, term, ERL_NODE_DEC); if (erts_refc_dectest(&np->refc, 0) == 0) erts_schedule_delete_node(np); } diff --git a/erts/emulator/beam/erl_port.h b/erts/emulator/beam/erl_port.h index 25976d38cc..039d8cf67a 100644 --- a/erts/emulator/beam/erl_port.h +++ b/erts/emulator/beam/erl_port.h @@ -1018,6 +1018,6 @@ int erts_port_output_async(Port *, Eterm, Eterm); /* * Signals from ports to ports. Used by sys drivers. */ -int erl_drv_port_control(Eterm, char, char*, ErlDrvSizeT); +int erl_drv_port_control(Eterm, unsigned int, char*, ErlDrvSizeT); #endif diff --git a/erts/emulator/beam/erl_port_task.c b/erts/emulator/beam/erl_port_task.c index c8f2e88127..30a7875387 100644 --- a/erts/emulator/beam/erl_port_task.c +++ b/erts/emulator/beam/erl_port_task.c @@ -2094,7 +2094,7 @@ begin_port_cleanup(Port *pp, ErtsPortTask **execqp, int *processing_busy_q_p) erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), "%T", pp->common.id); while (plp2 != NULL) { - erts_snprintf(pid_str, sizeof(DTRACE_CHARBUF_NAME(pid_str)), "%T", plp2->pid); + erts_snprintf(pid_str, sizeof(DTRACE_CHARBUF_NAME(pid_str)), "%T", plp2->u.pid); DTRACE2(process_port_unblocked, pid_str, port_str); } } diff --git a/erts/emulator/beam/erl_printf_term.c b/erts/emulator/beam/erl_printf_term.c index 9cfb7fc681..2e33a8a782 100644 --- a/erts/emulator/beam/erl_printf_term.c +++ b/erts/emulator/beam/erl_printf_term.c @@ -487,6 +487,8 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount) { PRINT_UWORD(res, fn, arg, 'u', 0, 1, octet); ++bytep; --bytesize; + if ((*dcount)-- <= 0) + goto L_done; } if (bitsize) { Uint bits = bitoffs + bitsize; @@ -521,6 +523,8 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount) { PRINT_CHAR(res, fn, arg, octet); ++bytep; --bytesize; + if ((*dcount)-- <= 0) + goto L_done; } PRINT_STRING(res, fn, arg, "\">>"); } diff --git a/erts/emulator/beam/erl_proc_sig_queue.c b/erts/emulator/beam/erl_proc_sig_queue.c index 18418a76e1..9c74a2c355 100644 --- a/erts/emulator/beam/erl_proc_sig_queue.c +++ b/erts/emulator/beam/erl_proc_sig_queue.c @@ -36,6 +36,7 @@ #include "erl_port_task.h" #include "erl_trace.h" #include "beam_bp.h" +#include "erl_binary.h" #include "big.h" #include "erl_gc.h" #include "bif.h" @@ -80,6 +81,11 @@ #define ERTS_SIG_Q_TYPE_ADJUST_TRACE_INFO \ ERTS_SIG_Q_TYPE_MAX +#define ERTS_SIG_IS_GEN_EXIT(sig) \ + (ERTS_PROC_SIG_TYPE(((ErtsSignal *) sig)->common.tag) == ERTS_SIG_Q_TYPE_GEN_EXIT) +#define ERTS_SIG_IS_GEN_EXIT_EXTERNAL(sig) \ + (ASSERT(ERTS_SIG_IS_GEN_EXIT(sig)),is_non_value(get_exit_signal_data(sig)->reason)) + Process *ERTS_WRITE_UNLIKELY(erts_dirty_process_signal_handler); Process *ERTS_WRITE_UNLIKELY(erts_dirty_process_signal_handler_high); Process *ERTS_WRITE_UNLIKELY(erts_dirty_process_signal_handler_max); @@ -259,7 +265,7 @@ destroy_dist_proc_demonitor(ErtsSigDistProcDemonitor *dmon) Eterm ref = dmon->ref; if (is_external(ref)) { ExternalThing *etp = external_thing_ptr(ref); - erts_deref_node_entry(etp->node); + erts_deref_node_entry(etp->node, ref); } erts_free(ERTS_ALC_T_DIST_DEMONITOR, dmon); } @@ -294,7 +300,8 @@ destroy_sig_dist_link_op(ErtsSigDistLinkOp *sdlnk) { ASSERT(is_external_pid(sdlnk->remote)); ASSERT(boxed_val(sdlnk->remote) == &sdlnk->heap[0]); - erts_deref_node_entry(((ExternalThing *) &sdlnk->heap[0])->node); + erts_deref_node_entry(((ExternalThing *) &sdlnk->heap[0])->node, + make_boxed(&sdlnk->heap[0])); erts_free(ERTS_ALC_T_SIG_DATA, sdlnk); } @@ -936,29 +943,54 @@ erts_proc_sig_privqs_len(Process *c_p) return proc_sig_privqs_len(c_p, 0); } +ErtsDistExternal * +erts_proc_sig_get_external(ErtsMessage *msgp) +{ + if (ERTS_SIG_IS_EXTERNAL_MSG(msgp)) { + return erts_get_dist_ext(msgp->data.heap_frag); + } else if (ERTS_SIG_IS_NON_MSG(msgp) && + ERTS_SIG_IS_GEN_EXIT(msgp) && + ERTS_SIG_IS_GEN_EXIT_EXTERNAL(msgp)) { + ErtsDistExternal *edep; + ErtsExitSignalData *xsigd = get_exit_signal_data(msgp); + ASSERT(ERTS_PROC_SIG_TYPE(((ErtsSignal *) msgp)->common.tag) == ERTS_SIG_Q_TYPE_GEN_EXIT); + ASSERT(is_non_value(xsigd->reason)); + if (msgp->hfrag.next == NULL) + edep = (ErtsDistExternal*)(xsigd + 1); + else + edep = erts_get_dist_ext(msgp->hfrag.next); + return edep; + } + return NULL; +} + static void do_seq_trace_output(Eterm to, Eterm token, Eterm msg); static void send_gen_exit_signal(Process *c_p, Eterm from_tag, Eterm from, Eterm to, - Sint16 op, Eterm reason, Eterm ref, - Eterm token, int normal_kills) + Sint16 op, Eterm reason, ErtsDistExternal *dist_ext, + ErlHeapFragment *dist_ext_hfrag, + Eterm ref, Eterm token, int normal_kills) { ErtsExitSignalData *xsigd; Eterm *hp, *start_hp, s_reason, s_ref, s_message, s_token, s_from; ErtsMessage *mp; ErlHeapFragment *hfrag; ErlOffHeap *ohp; - Uint hsz, from_sz, reason_sz, ref_sz, token_sz; + Uint hsz, from_sz, reason_sz, ref_sz, token_sz, dist_ext_sz; int seq_trace; #ifdef USE_VM_PROBES Eterm s_utag, utag; Uint utag_sz; #endif + ASSERT((is_value(reason) && dist_ext == NULL) || + (is_non_value(reason) && dist_ext != NULL)); + ASSERT(is_immed(from_tag)); - hsz = sizeof(ErtsExitSignalData)/sizeof(Uint); + hsz = sizeof(ErtsExitSignalData)/sizeof(Eterm); seq_trace = c_p && have_seqtrace(token); if (seq_trace) @@ -977,33 +1009,42 @@ send_gen_exit_signal(Process *c_p, Eterm from_tag, hsz += utag_sz; #endif - token_sz = is_immed(token) ? 0 : size_object(token); + token_sz = size_object(token); hsz += token_sz; - from_sz = is_immed(from) ? 0 : size_object(from); + from_sz = size_object(from); hsz += from_sz; - reason_sz = is_immed(reason) ? 0 : size_object(reason); - hsz += reason_sz; + ref_sz = size_object(ref); + hsz += ref_sz; - switch (op) { - case ERTS_SIG_Q_OP_EXIT: - case ERTS_SIG_Q_OP_EXIT_LINKED: { - /* {'EXIT', From, Reason} */ - hsz += 4; /* 3-tuple */ - ref_sz = 0; - break; - } - case ERTS_SIG_Q_OP_MONITOR_DOWN: { - /* {'DOWN', Ref, process, From, Reason} */ - hsz += 6; /* 5-tuple */ - ref_sz = NC_HEAP_SIZE(ref); - hsz += ref_sz; - break; - } - default: - ERTS_INTERNAL_ERROR("Invalid exit signal op"); - break; + /* The reason was part of the control message, + just use copy it into the xsigd */ + if (is_value(reason)) { + reason_sz = size_object(reason); + hsz += reason_sz; + + switch (op) { + case ERTS_SIG_Q_OP_EXIT: + case ERTS_SIG_Q_OP_EXIT_LINKED: { + /* {'EXIT', From, Reason} */ + hsz += 4; /* 3-tuple */ + break; + } + case ERTS_SIG_Q_OP_MONITOR_DOWN: { + /* {'DOWN', Ref, process, From, Reason} */ + hsz += 6; /* 5-tuple */ + break; + } + default: + ERTS_INTERNAL_ERROR("Invalid exit signal op"); + break; + } + } else if (dist_ext != NULL && dist_ext_hfrag == NULL) { + /* The message was not fragmented so we need to create space + for a single dist_ext element */ + dist_ext_sz = erts_dist_ext_size(dist_ext) / sizeof(Eterm); + hsz += dist_ext_sz; } /* @@ -1015,35 +1056,33 @@ send_gen_exit_signal(Process *c_p, Eterm from_tag, ohp = &hfrag->off_heap; start_hp = hp; - s_token = (is_immed(token) - ? token - : copy_struct(token, token_sz, &hp, ohp)); - - s_reason = (is_immed(reason) - ? reason - : copy_struct(reason, reason_sz, &hp, ohp)); + s_token = copy_struct(token, token_sz, &hp, ohp); + s_from = copy_struct(from, from_sz, &hp, ohp); + s_ref = copy_struct(ref, ref_sz, &hp, ohp); - s_from = (is_immed(from) - ? from - : copy_struct(from, from_sz, &hp, ohp)); + if (is_value(reason)) { + s_reason = copy_struct(reason, reason_sz, &hp, ohp); - if (!ref_sz) - s_ref = NIL; - else - s_ref = STORE_NC(&hp, ohp, ref); - - switch (op) { - case ERTS_SIG_Q_OP_EXIT: - case ERTS_SIG_Q_OP_EXIT_LINKED: - /* {'EXIT', From, Reason} */ - s_message = TUPLE3(hp, am_EXIT, s_from, s_reason); - hp += 4; - break; - case ERTS_SIG_Q_OP_MONITOR_DOWN: - /* {'DOWN', Ref, process, From, Reason} */ - s_message = TUPLE5(hp, am_DOWN, s_ref, am_process, s_from, s_reason); - hp += 6; - break; + switch (op) { + case ERTS_SIG_Q_OP_EXIT: + case ERTS_SIG_Q_OP_EXIT_LINKED: + /* {'EXIT', From, Reason} */ + s_message = TUPLE3(hp, am_EXIT, s_from, s_reason); + hp += 4; + break; + case ERTS_SIG_Q_OP_MONITOR_DOWN: + /* {'DOWN', Ref, process, From, Reason} */ + s_message = TUPLE5(hp, am_DOWN, s_ref, am_process, s_from, s_reason); + hp += 6; + break; + default: + /* This cannot happen, used to silence gcc warning */ + s_message = THE_NON_VALUE; + break; + } + } else { + s_message = THE_NON_VALUE; + s_reason = THE_NON_VALUE; } #ifdef USE_VM_PROBES @@ -1061,11 +1100,13 @@ send_gen_exit_signal(Process *c_p, Eterm from_tag, hfrag->used_size = hp - start_hp; - xsigd = (ErtsExitSignalData *) (char *) hp; + xsigd = (ErtsExitSignalData *) hp; xsigd->message = s_message; xsigd->from = s_from; xsigd->reason = s_reason; + hfrag->next = dist_ext_hfrag; + if (is_nil(s_ref)) xsigd->u.normal_kills = normal_kills; else { @@ -1073,6 +1114,15 @@ send_gen_exit_signal(Process *c_p, Eterm from_tag, xsigd->u.ref = s_ref; } + hp += sizeof(ErtsExitSignalData)/sizeof(Eterm); + + if (dist_ext != NULL && dist_ext_hfrag == NULL && is_non_value(reason)) { + erts_make_dist_ext_copy(dist_ext, (ErtsDistExternal *) hp); + hp += dist_ext_sz; + } + + ASSERT(hp == mp->hfrag.mem + mp->hfrag.alloc_size); + if (seq_trace) do_seq_trace_output(to, s_token, s_message); @@ -1205,7 +1255,19 @@ erts_proc_sig_send_exit(Process *c_p, Eterm from, Eterm to, from_tag = dep->sysname; } send_gen_exit_signal(c_p, from_tag, from, to, ERTS_SIG_Q_OP_EXIT, - reason, NIL, token, normal_kills); + reason, NULL, NULL, NIL, token, normal_kills); +} + +void +erts_proc_sig_send_dist_exit(DistEntry *dep, + Eterm from, Eterm to, + ErtsDistExternal *dist_ext, + ErlHeapFragment *hfrag, + Eterm reason, Eterm token) +{ + send_gen_exit_signal(NULL, dep->sysname, from, to, ERTS_SIG_Q_OP_EXIT, + reason, dist_ext, hfrag, NIL, token, 0); + } void @@ -1219,7 +1281,7 @@ erts_proc_sig_send_link_exit(Process *c_p, Eterm from, ErtsLink *lnk, if (is_not_immed(reason) || is_not_nil(token)) { ASSERT(is_internal_pid(from) || is_internal_port(from)); send_gen_exit_signal(c_p, from, from, to, ERTS_SIG_Q_OP_EXIT_LINKED, - reason, NIL, token, 0); + reason, NULL, NULL, NIL, token, 0); } else { /* Pass signal using old link structure... */ @@ -1274,10 +1336,13 @@ erts_proc_sig_send_unlink(Process *c_p, ErtsLink *lnk) void erts_proc_sig_send_dist_link_exit(DistEntry *dep, Eterm from, Eterm to, + ErtsDistExternal *dist_ext, + ErlHeapFragment *hfrag, Eterm reason, Eterm token) { send_gen_exit_signal(NULL, dep->sysname, from, to, ERTS_SIG_Q_OP_EXIT_LINKED, - reason, NIL, token, 0); + reason, dist_ext, hfrag, NIL, token, 0); + } void @@ -1299,16 +1364,18 @@ erts_proc_sig_send_dist_unlink(DistEntry *dep, Eterm from, Eterm to) void erts_proc_sig_send_dist_monitor_down(DistEntry *dep, Eterm ref, Eterm from, Eterm to, + ErtsDistExternal *dist_ext, + ErlHeapFragment *hfrag, Eterm reason) { Eterm monitored, heap[3]; - if (is_atom(from)) + if (is_atom(from)) monitored = TUPLE2(&heap[0], from, dep->sysname); else monitored = from; send_gen_exit_signal(NULL, dep->sysname, monitored, to, ERTS_SIG_Q_OP_MONITOR_DOWN, - reason, ref, NIL, 0); + reason, dist_ext, hfrag, ref, NIL, 0); } void @@ -1376,10 +1443,10 @@ erts_proc_sig_send_monitor_down(ErtsMonitor *mon, Eterm reason) || is_internal_pid(from_tag) || is_atom(from_tag)); monitored = TUPLE2(&heap[0], name, node); - } + } send_gen_exit_signal(NULL, from_tag, monitored, to, ERTS_SIG_Q_OP_MONITOR_DOWN, - reason, mdp->ref, NIL, 0); + reason, NULL, NULL, mdp->ref, NIL, 0); } erts_monitor_release(mon); } @@ -2037,7 +2104,6 @@ handle_exit_signal(Process *c_p, ErtsSigRecvTracing *tracing, if (type == ERTS_SIG_Q_TYPE_GEN_EXIT) { xsigd = get_exit_signal_data(sig); from = xsigd->from; - reason = xsigd->reason; if (op != ERTS_SIG_Q_OP_EXIT_LINKED) ignore = 0; else { @@ -2062,6 +2128,18 @@ handle_exit_signal(Process *c_p, ErtsSigRecvTracing *tracing, } } + /* This GEN_EXIT was received from another node, decode the exit reason */ + if (ERTS_SIG_IS_GEN_EXIT_EXTERNAL(sig)) + erts_proc_sig_decode_dist(c_p, ERTS_PROC_LOCK_MAIN, sig, 1); + + reason = xsigd->reason; + + if (is_non_value(reason)) { + /* Bad distribution message; remove it from queue... */ + ignore = !0; + destroy = !0; + } + if (!ignore) { if ((op != ERTS_SIG_Q_OP_EXIT || reason != am_kill) @@ -2929,6 +3007,104 @@ handle_sync_suspend(Process *c_p, ErtsMessage *mp) } } +int +erts_proc_sig_decode_dist(Process *proc, ErtsProcLocks proc_locks, + ErtsMessage *msgp, int force_off_heap) +{ + ErtsHeapFactory factory; + ErlHeapFragment *hfrag; + Eterm msg; + Sint need; + ErtsDistExternal *edep; + ErtsExitSignalData *xsigd = NULL; + + edep = erts_proc_sig_get_external(msgp); + if (!ERTS_SIG_IS_EXTERNAL_MSG(msgp)) + xsigd = get_exit_signal_data(msgp); + + if (edep->heap_size >= 0) + need = edep->heap_size; + else { + need = erts_decode_dist_ext_size(edep, 1); + if (need < 0) { + /* bad signal; remove it... */ + return 0; + } + + edep->heap_size = need; + } + + if (ERTS_SIG_IS_NON_MSG(msgp)) { + switch (ERTS_PROC_SIG_OP(ERL_MESSAGE_TERM(msgp))) { + case ERTS_SIG_Q_OP_EXIT: + case ERTS_SIG_Q_OP_EXIT_LINKED: + /* {'EXIT', From, Reason} */ + need += 4; + break; + case ERTS_SIG_Q_OP_MONITOR_DOWN: + /* {'DOWN', Ref, process, From, Reason} */ + need += 6; /* 5-tuple */ + break; + default: + ERTS_INTERNAL_ERROR("Invalid exit signal op"); + break; + } + } + + hfrag = new_message_buffer(need); + erts_factory_heap_frag_init(&factory, hfrag); + + ASSERT(edep->heap_size >= 0); + + msg = erts_decode_dist_ext(&factory, edep, 1); + + if (is_non_value(msg)) { + erts_factory_undo(&factory); + return 0; + } + + if (ERTS_SIG_IS_MSG(msgp)) { + ERL_MESSAGE_TERM(msgp) = msg; + if (msgp->data.heap_frag == &msgp->hfrag) + msgp->data.heap_frag = ERTS_MSG_COMBINED_HFRAG; + } else { + switch (ERTS_PROC_SIG_OP(ERL_MESSAGE_TERM(msgp))) { + case ERTS_SIG_Q_OP_EXIT: + case ERTS_SIG_Q_OP_EXIT_LINKED: + /* {'EXIT', From, Reason} */ + erts_reserve_heap(&factory, 4); + xsigd->message = TUPLE3(factory.hp, am_EXIT, xsigd->from, msg); + factory.hp += 4; + break; + case ERTS_SIG_Q_OP_MONITOR_DOWN: + /* {'DOWN', Ref, process, From, Reason} */ + erts_reserve_heap(&factory, 6); + xsigd->message = TUPLE5(factory.hp, am_DOWN, xsigd->u.ref, am_process, xsigd->from, msg); + factory.hp += 6; + break; + } + xsigd->reason = msg; + } + + erts_free_dist_ext_copy(edep); + + erts_factory_close(&factory); + + hfrag = factory.heap_frags; + while (hfrag->next) + hfrag = hfrag->next; + + if (ERTS_SIG_IS_MSG(msgp) && msgp->data.heap_frag != ERTS_MSG_COMBINED_HFRAG) { + hfrag->next = msgp->data.heap_frag; + msgp->data.heap_frag = factory.heap_frags; + } else { + hfrag->next = msgp->hfrag.next; + msgp->hfrag.next = factory.heap_frags; + } + + return 1; +} + void erts_proc_sig_handle_pending_suspend(Process *c_p) { @@ -3045,7 +3221,7 @@ erts_proc_sig_handle_incoming(Process *c_p, erts_aint32_t *statep, ASSERT(ERTS_SIG_IS_NON_MSG(sig)); tag = ((ErtsSignal *) sig)->common.tag; - + switch (ERTS_PROC_SIG_OP(tag)) { case ERTS_SIG_Q_OP_EXIT: @@ -3091,6 +3267,12 @@ erts_proc_sig_handle_incoming(Process *c_p, erts_aint32_t *statep, break; case ERTS_SIG_Q_TYPE_GEN_EXIT: xsigd = get_exit_signal_data(sig); + + /* This GEN_EXIT was received from another node, decode the exit reason */ + if (ERTS_SIG_IS_GEN_EXIT_EXTERNAL(sig)) + if (!erts_proc_sig_decode_dist(c_p, ERTS_PROC_LOCK_MAIN, sig, 1)) + break; /* Decode failed, just remove signal */ + omon = erts_monitor_tree_lookup(ERTS_P_MONITORS(c_p), xsigd->u.ref); if (omon) { @@ -3590,9 +3772,10 @@ stretch_limit(Process *c_p, ErtsSigRecvTracing *tp, int -erts_proc_sig_handle_exit(Process *c_p, int *redsp) +erts_proc_sig_handle_exit(Process *c_p, Sint *redsp) { - int cnt, limit; + int cnt; + Sint limit; ErtsMessage *sig, ***next_nm_sig; ERTS_HDBG_CHECK_SIGNAL_PRIV_QUEUE(c_p, 0); @@ -3671,9 +3854,9 @@ erts_proc_sig_handle_exit(Process *c_p, int *redsp) break; case ERTS_SIG_Q_OP_MONITOR: { - ErtsProcExitContext pectxt = {c_p, am_noproc}; + ErtsProcExitContext pectxt = {c_p, am_noproc, NULL, NULL, NIL}; erts_proc_exit_handle_monitor((ErtsMonitor *) sig, - (void *) &pectxt); + (void *) &pectxt, -1); cnt += 4; break; } @@ -3687,7 +3870,7 @@ erts_proc_sig_handle_exit(Process *c_p, int *redsp) case ERTS_SIG_Q_OP_LINK: { ErtsProcExitContext pectxt = {c_p, am_noproc}; - erts_proc_exit_handle_link((ErtsLink *) sig, (void *) &pectxt); + erts_proc_exit_handle_link((ErtsLink *) sig, (void *) &pectxt, -1); break; } @@ -4188,11 +4371,13 @@ handle_msg_tracing(Process *c_p, ErtsSigRecvTracing *tracing, return -1; /* Yield... */ } if (ERTS_SIG_IS_EXTERNAL_MSG(sig)) { - cnt++; - if (!erts_decode_dist_message(c_p, ERTS_PROC_LOCK_MAIN, - sig, 0)) { + cnt += 50; /* Decode is expensive... */ + if (!erts_proc_sig_decode_dist(c_p, ERTS_PROC_LOCK_MAIN, + sig, 0)) { /* Bad dist message; remove it... */ remove_mq_m_sig(c_p, sig, next_sig, next_nm_sig); + sig->next = NULL; + erts_cleanup_messages(sig); sig = *next_sig; continue; } @@ -4264,18 +4449,12 @@ erts_proc_sig_prep_msgq_for_inspection(Process *c_p, if (ERTS_SIG_IS_EXTERNAL_MSG(mp)) { /* decode it... */ - if (mp->data.attached) - erts_decode_dist_message(rp, rp_locks, mp, !0); - - msg = ERL_MESSAGE_TERM(mp); - - if (is_non_value(msg)) { + if (!erts_proc_sig_decode_dist(rp, rp_locks, mp, !0)) { ErtsMessage *bad_mp = mp; /* * Bad distribution message; remove * it from the queue... */ - ASSERT(!mp->data.attached); ASSERT(*mpp == bad_mp); @@ -4287,6 +4466,8 @@ erts_proc_sig_prep_msgq_for_inspection(Process *c_p, erts_cleanup_messages(bad_mp); continue; } + + msg = ERL_MESSAGE_TERM(mp); } ASSERT(is_value(msg)); @@ -4445,12 +4626,21 @@ debug_foreach_sig_fake_oh(Eterm term, } +static void +debug_foreach_sig_external(ErtsMessage *msgp, + void (*ext_func)(ErtsDistExternal *, void *), + void *arg) +{ + ext_func(erts_proc_sig_get_external(msgp), arg); +} + void erts_proc_sig_debug_foreach_sig(Process *c_p, void (*msg_func)(ErtsMessage *, void *), void (*oh_func)(ErlOffHeap *, void *), - void (*mon_func)(ErtsMonitor *, void *), - void (*lnk_func)(ErtsLink *, void *), + ErtsMonitorFunc mon_func, + ErtsLinkFunc lnk_func, + void (*ext_func)(ErtsDistExternal *, void *), void *arg) { ErtsMessage *queue[] = {c_p->sig_qs.first, c_p->sig_qs.cont, c_p->sig_inq.first}; @@ -4459,10 +4649,10 @@ erts_proc_sig_debug_foreach_sig(Process *c_p, for (qix = 0; qix < sizeof(queue)/sizeof(queue[0]); qix++) { ErtsMessage *sig; for (sig = queue[qix]; sig; sig = sig->next) { - - if (ERTS_SIG_IS_MSG(sig)) + + if (ERTS_SIG_IS_MSG(sig)) { msg_func(sig, arg); - else { + } else { Eterm tag; Uint16 type; int op; @@ -4481,18 +4671,21 @@ erts_proc_sig_debug_foreach_sig(Process *c_p, case ERTS_SIG_Q_OP_MONITOR_DOWN: switch (type) { case ERTS_SIG_Q_TYPE_GEN_EXIT: - debug_foreach_sig_heap_frags(&sig->hfrag, oh_func, arg); + if (ERTS_SIG_IS_GEN_EXIT_EXTERNAL(sig)) + debug_foreach_sig_external(sig, ext_func, arg); + else + debug_foreach_sig_heap_frags(&sig->hfrag, oh_func, arg); break; case ERTS_LNK_TYPE_PORT: case ERTS_LNK_TYPE_PROC: case ERTS_LNK_TYPE_DIST_PROC: - lnk_func((ErtsLink *) sig, arg); + lnk_func((ErtsLink *) sig, arg, -1); break; case ERTS_MON_TYPE_PORT: case ERTS_MON_TYPE_PROC: case ERTS_MON_TYPE_DIST_PROC: case ERTS_MON_TYPE_NODE: - mon_func((ErtsMonitor *) sig, arg); + mon_func((ErtsMonitor *) sig, arg, -1); break; default: ERTS_INTERNAL_ERROR("Unexpected sig type"); @@ -4513,7 +4706,7 @@ erts_proc_sig_debug_foreach_sig(Process *c_p, /* Fall through... */ case ERTS_SIG_Q_OP_MONITOR: - mon_func((ErtsMonitor *) sig, arg); + mon_func((ErtsMonitor *) sig, arg, -1); break; case ERTS_SIG_Q_OP_UNLINK: @@ -4525,7 +4718,7 @@ erts_proc_sig_debug_foreach_sig(Process *c_p, /* Fall through... */ case ERTS_SIG_Q_OP_LINK: - lnk_func((ErtsLink *) sig, arg); + lnk_func((ErtsLink *) sig, arg, -1); break; case ERTS_SIG_Q_OP_GROUP_LEADER: { diff --git a/erts/emulator/beam/erl_proc_sig_queue.h b/erts/emulator/beam/erl_proc_sig_queue.h index 6b065a7add..2b055e73bc 100644 --- a/erts/emulator/beam/erl_proc_sig_queue.h +++ b/erts/emulator/beam/erl_proc_sig_queue.h @@ -89,6 +89,7 @@ #endif struct erl_mesg; +struct erl_dist_external; typedef struct { struct erl_mesg *next; @@ -212,6 +213,38 @@ erts_proc_sig_send_exit(Process *c_p, Eterm from, Eterm to, /** * + * @brief Send an exit signal to a process. + * + * This function is used instead of erts_proc_sig_send_link_exit() + * when the signal arrives via the distribution and + * therefore no link structure is available. + * + * @param[in] dep Distribution entry of channel + * that the signal arrived on. + * + * @param[in] from Identifier of sender. + * + * @param[in] to Identifier of receiver. + * + * @param[in] dist_ext The exit reason in external term format + * + * @param[in] hfrag Heap frag with trace token and dist_ext + * iff available, otherwise NULL. + * + * @param[in] reason Exit reason. + * + * @param[in] token Seq trace token. + * + */ +void +erts_proc_sig_send_dist_exit(DistEntry *dep, + Eterm from, Eterm to, + ErtsDistExternal *dist_ext, + ErlHeapFragment *hfrag, + Eterm reason, Eterm token); + +/** + * * @brief Send an exit signal due to broken link to a process. * * @@ -282,7 +315,7 @@ erts_proc_sig_send_unlink(Process *c_p, ErtsLink *lnk); * * This function is used instead of erts_proc_sig_send_link_exit() * when the signal arrives via the distribution and - * no link structure is available. + * therefore no link structure is available. * * @param[in] dep Distribution entry of channel * that the signal arrived on. @@ -291,6 +324,11 @@ erts_proc_sig_send_unlink(Process *c_p, ErtsLink *lnk); * * @param[in] to Identifier of receiver. * + * @param[in] dist_ext The exit reason in external term format + * + * @param[in] hfrag Heap frag with trace token and dist_ext + * iff available, otherwise NULL. + * * @param[in] reason Exit reason. * * @param[in] token Seq trace token. @@ -299,6 +337,8 @@ erts_proc_sig_send_unlink(Process *c_p, ErtsLink *lnk); void erts_proc_sig_send_dist_link_exit(struct dist_entry_ *dep, Eterm from, Eterm to, + ErtsDistExternal *dist_ext, + ErlHeapFragment *hfrag, Eterm reason, Eterm token); /** @@ -307,7 +347,7 @@ erts_proc_sig_send_dist_link_exit(struct dist_entry_ *dep, * * This function is used instead of erts_proc_sig_send_unlink() * when the signal arrives via the distribution and - * no link structure is available. + * therefore no link structure is available. * * @param[in] dep Distribution entry of channel * that the signal arrived on. @@ -380,7 +420,7 @@ erts_proc_sig_send_monitor(ErtsMonitor *mon, Eterm to); * * This function is used instead of erts_proc_sig_send_monitor_down() * when the signal arrives via the distribution and - * no link structure is available. + * therefore no monitor structure is available. * * @param[in] dep Pointer to distribution entry * of channel that the signal @@ -392,12 +432,19 @@ erts_proc_sig_send_monitor(ErtsMonitor *mon, Eterm to); * * @param[in] to Identifier of receiver. * + * @param[in] dist_ext The exit reason in external term format + * + * @param[in] hfrag Heap frag with trace token and dist_ext + * iff available, otherwise NULL. + * * @param[in] reason Exit reason. * */ void erts_proc_sig_send_dist_monitor_down(DistEntry *dep, Eterm ref, Eterm from, Eterm to, + ErtsDistExternal *dist_ext, + ErlHeapFragment *hfrag, Eterm reason); /** @@ -740,7 +787,7 @@ erts_proc_sig_handle_incoming(Process *c_p, erts_aint32_t *statep, * queue. */ int -erts_proc_sig_handle_exit(Process *c_p, int *redsp); +erts_proc_sig_handle_exit(Process *c_p, Sint *redsp); /** * @@ -962,6 +1009,34 @@ void erts_proc_sig_handle_pending_suspend(Process *c_p); /** + * + * @brief Decode the reason term in an external signal + * + * Any distributed signal with a payload only has the control + * message decoded by the dist entry. The final decode of the + * payload is done by the process when it inspects the signal + * by calling this function. + * + * This functions handles both messages and link/monitor exits. + * + * Return true if the decode was successful, false otherwise. + * + * @param[in] c_p Pointer to executing process + * + * @param[in] proc_lock Locks held by process. Should always be MAIN. + * + * @param[in] msgp The signal to decode + * + * @param[in] force_off_heap If the term should be forced to be off-heap + */ +int +erts_proc_sig_decode_dist(Process *proc, ErtsProcLocks proc_locks, + ErtsMessage *msgp, int force_off_heap); + +ErtsDistExternal * +erts_proc_sig_get_external(ErtsMessage *msgp); + +/** * @brief Initialize this functionality */ void erts_proc_sig_queue_init(void); @@ -970,8 +1045,9 @@ void erts_proc_sig_debug_foreach_sig(Process *c_p, void (*msg_func)(ErtsMessage *, void *), void (*oh_func)(ErlOffHeap *, void *), - void (*mon_func)(ErtsMonitor *, void *), - void (*lnk_func)(ErtsLink *, void *), + ErtsMonitorFunc mon_func, + ErtsLinkFunc lnk_func, + void (*ext_func)(ErtsDistExternal *, void *), void *arg); extern Process *erts_dirty_process_signal_handler; diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index c2799f6612..0a099e69bb 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -735,12 +735,6 @@ erts_pre_init_process(void) #endif } -static void -release_process(void *vproc) -{ - erts_proc_dec_refc((Process *) vproc); -} - /* initialize the scheduler */ void erts_init_process(int ncpu, int proc_tab_size, int legacy_proc_tab) @@ -752,7 +746,7 @@ erts_init_process(int ncpu, int proc_tab_size, int legacy_proc_tab) erts_ptab_init_table(&erts_proc, ERTS_ALC_T_PROC_TABLE, - release_process, + NULL, (ErtsPTabElementCommon *) &erts_invalid_process.common, proc_tab_size, sizeof(Process), @@ -1476,7 +1470,10 @@ proclist_create(Process *p) { ErtsProcList *plp = proclist_alloc(); ensure_later_proc_interval(p->common.u.alive.started_interval); - plp->pid = p->common.id; + if (erts_atomic32_read_nob(&p->state) & ERTS_PSFLG_FREE) + plp->u.p = p; + else + plp->u.pid = p->common.id; plp->started_interval = p->common.u.alive.started_interval; return plp; } @@ -1485,7 +1482,7 @@ static ERTS_INLINE ErtsProcList * proclist_copy(ErtsProcList *plp0) { ErtsProcList *plp1 = proclist_alloc(); - plp1->pid = plp0->pid; + plp1->u.pid = plp0->u.pid; plp1->started_interval = plp0->started_interval; return plp1; } @@ -1520,7 +1517,10 @@ erts_proclist_dump(fmtfn_t to, void *to_arg, ErtsProcList *plp) ErtsProcList *first = plp; while (plp) { - erts_print(to, to_arg, "%T", plp->pid); + if (is_pid(plp->u.pid)) + erts_print(to, to_arg, "%T", plp->u.pid); + else + erts_print(to, to_arg, "%T", plp->u.p->common.id); plp = plp->next; if (plp == first) break; @@ -2462,6 +2462,13 @@ handle_reap_ports(ErtsAuxWorkData *awdp, erts_aint32_t aux_work, int waiting) erts_port_lock(prt); + if (prt->common.u.alive.reg && + prt->common.u.alive.reg->name == am_heart_port) { + /* Leave heart port to not get killed before flushing is done*/ + erts_port_release(prt); + continue; + } + state = erts_atomic32_read_nob(&prt->state); if (!(state & (ERTS_PORT_SFLGS_INVALID_DRIVER_LOOKUP | ERTS_PORT_SFLG_HALT))) { @@ -6519,8 +6526,7 @@ schedule_out_process(ErtsRunQueue *c_rq, erts_aint32_t state, Process *p, n &= ~running_flgs; if ((!!(a & (ERTS_PSFLG_ACTIVE_SYS|ERTS_PSFLG_DIRTY_ACTIVE_SYS)) - | ((a & (ERTS_PSFLG_ACTIVE|ERTS_PSFLG_SUSPENDED)) == ERTS_PSFLG_ACTIVE)) - & !(a & ERTS_PSFLG_FREE)) { + | ((a & (ERTS_PSFLG_ACTIVE|ERTS_PSFLG_SUSPENDED)) == ERTS_PSFLG_ACTIVE))) { enqueue = check_enqueue_in_prio_queue(p, &enq_prio, &n, a); } a = erts_atomic32_cmpxchg_mb(&p->state, n, e); @@ -6555,7 +6561,6 @@ schedule_out_process(ErtsRunQueue *c_rq, erts_aint32_t state, Process *p, else { Process* sched_p; - ASSERT(!(n & ERTS_PSFLG_FREE)); ASSERT(!(n & ERTS_PSFLG_SUSPENDED) || (n & (ERTS_PSFLG_ACTIVE_SYS | ERTS_PSFLG_DIRTY_ACTIVE_SYS))); @@ -6685,8 +6690,8 @@ change_proc_schedule_state(Process *p, enqueue = ERTS_ENQUEUE_NOT; - if (a & ERTS_PSFLG_FREE) - break; /* We don't want to schedule free processes... */ + if ((a & (ERTS_PSFLG_FREE|ERTS_PSFLG_ACTIVE)) == ERTS_PSFLG_FREE) + break; /* If free and not active, do not schedule */ if (clear_state_flags) n &= ~clear_state_flags; @@ -7212,8 +7217,7 @@ schdlr_sspnd_resume_procs(ErtsSchedType sched_type, while (resume->msb.chngrs) { ErtsProcList *plp = resume->msb.chngrs; resume->msb.chngrs = plp->next; - schdlr_sspnd_resume_proc(sched_type, - plp->pid); + schdlr_sspnd_resume_proc(sched_type, plp->u.pid); proclist_destroy(plp); } } @@ -7645,7 +7649,7 @@ suspend_scheduler(ErtsSchedulerData *esdp) else { schdlr_sspnd.changer = am_true; /* change right in transit */ /* resume process that is queued for next change... */ - resume.onln.nxt = plp->pid; + resume.onln.nxt = plp->u.pid; ASSERT(is_internal_pid(resume.onln.nxt)); } } @@ -7865,7 +7869,7 @@ abort_sched_onln_chng_waitq(Process *p) proclist_destroy(plp); plp = erts_proclist_peek_first(schdlr_sspnd.chngq); if (plp) - resume = plp->pid; + resume = plp->u.pid; else schdlr_sspnd.changer = am_false; } @@ -8131,7 +8135,8 @@ done: ErtsSchedSuspendResult erts_block_multi_scheduling(Process *p, ErtsProcLocks plocks, int on, int normal, int all) { - int resume_proc, ix, res, have_unlocked_plocks = 0; + ErtsSchedSuspendResult res; + int resume_proc, ix, have_unlocked_plocks = 0; ErtsProcList *plp; ErtsMultiSchedulingBlock *msbp; erts_aint32_t chng_flg; @@ -8364,10 +8369,10 @@ erts_multi_scheduling_blockers(Process *p, int normal) plp1; plp1 = erts_proclist_peek_next(msbp->blckrs, plp1)) { for (plp2 = erts_proclist_peek_first(msbp->blckrs); - plp2->pid != plp1->pid; + plp2->u.pid != plp1->u.pid; plp2 = erts_proclist_peek_next(msbp->blckrs, plp2)); if (plp2 == plp1) { - res = CONS(hp, plp1->pid, res); + res = CONS(hp, plp1->u.pid, res); hp += 2; } /* else: already in result list */ @@ -9036,8 +9041,13 @@ erts_resume_processes(ErtsProcList *list) while (plp) { Process *proc; ErtsProcList *fplp; - ASSERT(is_internal_pid(plp->pid)); - proc = erts_pid2proc(NULL, 0, plp->pid, ERTS_PROC_LOCK_STATUS); + ASSERT(is_internal_pid(plp->u.pid) || is_CP((Eterm)plp->u.p)); + if (is_internal_pid(plp->u.pid)) + proc = erts_pid2proc(NULL, 0, plp->u.pid, ERTS_PROC_LOCK_STATUS); + else { + proc = plp->u.p; + erts_proc_lock(proc, ERTS_PROC_LOCK_STATUS); + } if (proc) { if (erts_proclist_same(plp, proc)) { resume_process(proc, ERTS_PROC_LOCK_STATUS); @@ -9629,7 +9639,8 @@ Process *erts_schedule(ErtsSchedulerData *esdp, Process *p, int calls) while (1) { erts_aint32_t exp, new; - int run_process; + int run_process, not_running, exiting_on_normal_sched, + not_suspended, not_exiting_on_dirty_sched; new = exp = state; new &= psflg_band_mask; /* @@ -9638,29 +9649,33 @@ Process *erts_schedule(ErtsSchedulerData *esdp, Process *p, int calls) * scheduler, and not suspended (and not in a * state where suspend should be ignored). */ - run_process = (((!(state & (ERTS_PSFLG_RUNNING - | ERTS_PSFLG_RUNNING_SYS - | ERTS_PSFLG_DIRTY_RUNNING - | ERTS_PSFLG_DIRTY_RUNNING_SYS - | ERTS_PSFLG_FREE))) - | (((state & (ERTS_PSFLG_RUNNING - - | ERTS_PSFLG_FREE - | ERTS_PSFLG_RUNNING_SYS - | ERTS_PSFLG_DIRTY_RUNNING_SYS - | ERTS_PSFLG_EXITING)) - == ERTS_PSFLG_EXITING) - & (!!is_normal_sched)) - ) - & ((state & (ERTS_PSFLG_SUSPENDED - | ERTS_PSFLG_EXITING - | ERTS_PSFLG_FREE - | ERTS_PSFLG_ACTIVE_SYS - | ERTS_PSFLG_DIRTY_ACTIVE_SYS)) - != ERTS_PSFLG_SUSPENDED) - & (!(state & ERTS_PSFLG_EXITING) - | (!!is_normal_sched)) - ); + not_running = !(state & (ERTS_PSFLG_RUNNING + | ERTS_PSFLG_RUNNING_SYS + | ERTS_PSFLG_DIRTY_RUNNING + | ERTS_PSFLG_DIRTY_RUNNING_SYS + | ERTS_PSFLG_FREE)); + exiting_on_normal_sched = + ((state & (ERTS_PSFLG_RUNNING + | ERTS_PSFLG_ACTIVE + | ERTS_PSFLG_RUNNING_SYS + | ERTS_PSFLG_DIRTY_RUNNING_SYS + | ERTS_PSFLG_EXITING)) + == (ERTS_PSFLG_EXITING|ERTS_PSFLG_ACTIVE)) + & (!!is_normal_sched); + + + not_suspended = ((state & (ERTS_PSFLG_SUSPENDED + | ERTS_PSFLG_EXITING + | ERTS_PSFLG_FREE + | ERTS_PSFLG_ACTIVE_SYS + | ERTS_PSFLG_DIRTY_ACTIVE_SYS)) + != ERTS_PSFLG_SUSPENDED); + + not_exiting_on_dirty_sched = !(state & ERTS_PSFLG_EXITING) | (!!is_normal_sched); + + run_process = (not_running | exiting_on_normal_sched) + & not_suspended + & not_exiting_on_dirty_sched; if (run_process) { if (state & (ERTS_PSFLG_ACTIVE_SYS @@ -9951,7 +9966,7 @@ trace_schedule_in(Process *p, erts_aint32_t state) /* Clear tracer if it has been removed */ if (erts_is_tracer_proc_enabled(p, ERTS_PROC_LOCK_MAIN, &p->common)) { - if (state & ERTS_PSFLG_EXITING) { + if (state & ERTS_PSFLG_EXITING && p->u.terminate) { if (ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED_EXIT)) trace_sched(p, ERTS_PROC_LOCK_MAIN, am_in_exiting); } @@ -9975,12 +9990,9 @@ trace_schedule_out(Process *p, erts_aint32_t state) if (IS_TRACED_FL(p, F_TRACE_CALLS) && !(state & ERTS_PSFLG_FREE)) erts_schedule_time_break(p, ERTS_BP_CALL_TIME_SCHEDULE_OUT); - if ((state & (ERTS_PSFLG_FREE|ERTS_PSFLG_EXITING)) == ERTS_PSFLG_EXITING) { + if (state & ERTS_PSFLG_EXITING && p->u.terminate) { if (ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED_EXIT)) - trace_sched(p, ERTS_PROC_LOCK_MAIN, - ((state & ERTS_PSFLG_FREE) - ? am_out_exited - : am_out_exiting)); + trace_sched(p, ERTS_PROC_LOCK_MAIN, am_out_exiting); } else { if (ARE_TRACE_FLAGS_ON(p, F_TRACE_SCHED) || @@ -12055,12 +12067,91 @@ erts_set_self_exiting(Process *c_p, Eterm reason) add2runq(enqueue, enq_prio, c_p, state, NULL); } -void -erts_proc_exit_handle_monitor(ErtsMonitor *mon, void *vctxt) +static int +erts_proc_exit_handle_dist_monitor(ErtsMonitor *mon, void *vctxt, Sint reds) +{ + ErtsProcExitContext *ctxt = (ErtsProcExitContext *) vctxt; + Process *c_p = ctxt->c_p; + Eterm reason = ctxt->reason; + int code; + ErtsDSigSendContext ctx; + ErtsMonLnkDist *dist; + DistEntry *dep; + Eterm watcher; + ErtsMonitorData *mdp = NULL; + Eterm watched; + + ASSERT(erts_monitor_is_target(mon) && mon->type == ERTS_MON_TYPE_DIST_PROC); + + mdp = erts_monitor_to_data(mon); + + if (mon->flags & ERTS_ML_FLG_NAME) + watched = ((ErtsMonitorDataExtended *) mdp)->u.name; + else + watched = c_p->common.id; + ASSERT(is_internal_pid(watched) || is_atom(watched)); + + watcher = mon->other.item; + ASSERT(is_external_pid(watcher)); + dep = external_pid_dist_entry(watcher); + ASSERT(dep); + dist = ((ErtsMonitorDataExtended *) mdp)->dist; + ASSERT(dist); + + code = erts_dsig_prepare(&ctx, dep, c_p, ERTS_PROC_LOCK_MAIN, + ERTS_DSP_NO_LOCK, 0, 0, 1); + + ctx.reds = (Sint) (reds * TERM_TO_BINARY_LOOP_FACTOR); + + switch (code) { + case ERTS_DSIG_PREP_NOT_ALIVE: + case ERTS_DSIG_PREP_NOT_CONNECTED: + break; + case ERTS_DSIG_PREP_PENDING: + case ERTS_DSIG_PREP_CONNECTED: + if (dist->connection_id != ctx.connection_id) + break; + code = erts_dsig_send_m_exit(&ctx, + watcher, + watched, + mdp->ref, + reason); + switch (code) { + case ERTS_DSIG_SEND_CONTINUE: + erts_set_gc_state(c_p, 0); + ctxt->dist_state = erts_dsend_export_trap_context(c_p, &ctx); + /* fall-through */ + case ERTS_DSIG_SEND_YIELD: + break; + case ERTS_DSIG_SEND_OK: + break; + case ERTS_DSIG_SEND_TOO_LRG: + erts_set_gc_state(c_p, 1); + break; + default: + ASSERT(! "Invalid dsig send exit monitor result"); + break; + } + break; + default: + ASSERT(! "Invalid dsig prep exit monitor result"); + break; + } + if (!erts_monitor_dist_delete(&mdp->origin)) + erts_monitor_release(mon); + else + erts_monitor_release_both(mdp); + return reds - (ctx.reds / TERM_TO_BINARY_LOOP_FACTOR); +} + +int +erts_proc_exit_handle_monitor(ErtsMonitor *mon, void *vctxt, Sint reds) { - Process *c_p = ((ErtsProcExitContext *) vctxt)->c_p; - Eterm reason = ((ErtsProcExitContext *) vctxt)->reason; + ErtsProcExitContext *ctxt = (ErtsProcExitContext *) vctxt; + Process *c_p = ctxt->c_p; + Eterm reason = ctxt->reason; ErtsMonitorData *mdp = NULL; + int res = 1; if (erts_monitor_is_target(mon)) { /* We are being watched... */ @@ -12090,43 +12181,48 @@ erts_proc_exit_handle_monitor(ErtsMonitor *mon, void *vctxt) case ERTS_MON_TYPE_DIST_PROC: { ErtsMonLnkDist *dist; DistEntry *dep; - ErtsDSigData dsd; + ErtsDSigSendContext ctx; int code; Eterm watcher; Eterm watched; - mdp = erts_monitor_to_data(mon); + if (is_immed(reason)) { + mdp = erts_monitor_to_data(mon); - if (mon->flags & ERTS_ML_FLG_NAME) - watched = ((ErtsMonitorDataExtended *) mdp)->u.name; - else - watched = c_p->common.id; - ASSERT(is_internal_pid(watched) || is_atom(watched)); - - watcher = mon->other.item; - ASSERT(is_external_pid(watcher)); - dep = external_pid_dist_entry(watcher); - ASSERT(dep); - dist = ((ErtsMonitorDataExtended *) mdp)->dist; - ASSERT(dist); - code = erts_dsig_prepare(&dsd, dep, NULL, 0, - ERTS_DSP_NO_LOCK, 0, 0); - switch (code) { - case ERTS_DSIG_PREP_CONNECTED: - case ERTS_DSIG_PREP_PENDING: - if (dist->connection_id == dsd.connection_id) { - code = erts_dsig_send_m_exit(&dsd, - watcher, - watched, - mdp->ref, - reason); - ASSERT(code == ERTS_DSIG_SEND_OK); + if (mon->flags & ERTS_ML_FLG_NAME) + watched = ((ErtsMonitorDataExtended *) mdp)->u.name; + else + watched = c_p->common.id; + ASSERT(is_internal_pid(watched) || is_atom(watched)); + + watcher = mon->other.item; + ASSERT(is_external_pid(watcher)); + dep = external_pid_dist_entry(watcher); + ASSERT(dep); + dist = ((ErtsMonitorDataExtended *) mdp)->dist; + ASSERT(dist); + code = erts_dsig_prepare(&ctx, dep, NULL, 0, + ERTS_DSP_NO_LOCK, 1, 1, 0); + switch (code) { + case ERTS_DSIG_PREP_CONNECTED: + case ERTS_DSIG_PREP_PENDING: + if (dist->connection_id == ctx.connection_id) { + code = erts_dsig_send_m_exit(&ctx, + watcher, + watched, + mdp->ref, + reason); + ASSERT(code == ERTS_DSIG_SEND_OK); + } + default: + break; } - default: - break; + if (!erts_monitor_dist_delete(&mdp->origin)) + mdp = NULL; + } else { + erts_monitor_tree_insert(&ctxt->dist_monitors, mon); + return 1; } - if (!erts_monitor_dist_delete(&mdp->origin)) - mdp = NULL; break; } default: @@ -12168,7 +12264,7 @@ erts_proc_exit_handle_monitor(ErtsMonitor *mon, void *vctxt) case ERTS_MON_TYPE_DIST_PROC: { ErtsMonLnkDist *dist; DistEntry *dep; - ErtsDSigData dsd; + ErtsDSigSendContext ctx; int code; Eterm watched; @@ -12185,17 +12281,16 @@ erts_proc_exit_handle_monitor(ErtsMonitor *mon, void *vctxt) ASSERT(is_external_pid(watched)); dep = external_pid_dist_entry(watched); } - code = erts_dsig_prepare(&dsd, dep, NULL, 0, - ERTS_DSP_NO_LOCK, 0, 0); + code = erts_dsig_prepare(&ctx, dep, NULL, 0, + ERTS_DSP_NO_LOCK, 1, 1, 0); switch (code) { case ERTS_DSIG_PREP_CONNECTED: case ERTS_DSIG_PREP_PENDING: - if (dist->connection_id == dsd.connection_id) { - code = erts_dsig_send_demonitor(&dsd, + if (dist->connection_id == ctx.connection_id) { + code = erts_dsig_send_demonitor(&ctx, c_p->common.id, watched, - mdp->ref, - 1); + mdp->ref); ASSERT(code == ERTS_DSIG_SEND_OK); } default: @@ -12203,6 +12298,7 @@ erts_proc_exit_handle_monitor(ErtsMonitor *mon, void *vctxt) } if (!erts_monitor_dist_delete(&mdp->target)) mdp = NULL; + res = 100; break; } default: @@ -12215,11 +12311,84 @@ erts_proc_exit_handle_monitor(ErtsMonitor *mon, void *vctxt) erts_monitor_release_both(mdp); else if (mon) erts_monitor_release(mon); + return res; } -void -erts_proc_exit_handle_link(ErtsLink *lnk, void *vctxt) +static int +erts_proc_exit_handle_dist_link(ErtsLink *lnk, void *vctxt, Sint reds) +{ + ErtsProcExitContext *ctxt = (ErtsProcExitContext *) vctxt; + Process *c_p = ctxt->c_p; + Eterm reason = ctxt->reason; + int code; + ErtsDSigSendContext ctx; + ErtsMonLnkDist *dist; + DistEntry *dep; + ErtsLink *dlnk; + ErtsLinkData *ldp = NULL; + + ASSERT(lnk->type == ERTS_LNK_TYPE_DIST_PROC); + dlnk = erts_link_to_other(lnk, &ldp); + dist = ((ErtsLinkDataExtended *) ldp)->dist; + + ASSERT(is_external_pid(lnk->other.item)); + dep = external_pid_dist_entry(lnk->other.item); + + ASSERT(dep != erts_this_dist_entry); + + if (!erts_link_dist_delete(dlnk)) + ldp = NULL; + + code = erts_dsig_prepare(&ctx, dep, c_p, ERTS_PROC_LOCK_MAIN, + ERTS_DSP_NO_LOCK, 0, 0, 0); + + ctx.reds = (Sint) (reds * TERM_TO_BINARY_LOOP_FACTOR); + + switch (code) { + case ERTS_DSIG_PREP_NOT_ALIVE: + case ERTS_DSIG_PREP_NOT_CONNECTED: + break; + case ERTS_DSIG_PREP_PENDING: + case ERTS_DSIG_PREP_CONNECTED: + if (dist->connection_id != ctx.connection_id) + break; + code = erts_dsig_send_exit_tt(&ctx, + c_p->common.id, + lnk->other.item, + reason, + SEQ_TRACE_TOKEN(c_p)); + switch (code) { + case ERTS_DSIG_SEND_CONTINUE: + erts_set_gc_state(c_p, 0); + ctxt->dist_state = erts_dsend_export_trap_context(c_p, &ctx); + /* fall-through */ + case ERTS_DSIG_SEND_YIELD: + break; + case ERTS_DSIG_SEND_OK: + break; + case ERTS_DSIG_SEND_TOO_LRG: + erts_set_gc_state(c_p, 1); + break; + default: + ASSERT(! "Invalid dsig send exit monitor result"); + break; + } + break; + default: + ASSERT(! "Invalid dsig prep exit monitor result"); + break; + } + if (ldp) + erts_link_release_both(ldp); + else if (lnk) + erts_link_release(lnk); + return reds - (ctx.reds / TERM_TO_BINARY_LOOP_FACTOR); +} + +int +erts_proc_exit_handle_link(ErtsLink *lnk, void *vctxt, Sint reds) { + ErtsProcExitContext *ctxt = (ErtsProcExitContext *) vctxt; Process *c_p = ((ErtsProcExitContext *) vctxt)->c_p; Eterm reason = ((ErtsProcExitContext *) vctxt)->reason; ErtsLinkData *ldp = NULL; @@ -12250,32 +12419,40 @@ erts_proc_exit_handle_link(ErtsLink *lnk, void *vctxt) DistEntry *dep; ErtsMonLnkDist *dist; ErtsLink *dlnk; - ErtsDSigData dsd; + ErtsDSigSendContext ctx; int code; - dlnk = erts_link_to_other(lnk, &ldp); - dist = ((ErtsLinkDataExtended *) ldp)->dist; + if (is_immed(reason)) { + dlnk = erts_link_to_other(lnk, &ldp); + dist = ((ErtsLinkDataExtended *) ldp)->dist; - ASSERT(is_external_pid(lnk->other.item)); - dep = external_pid_dist_entry(lnk->other.item); + ASSERT(is_external_pid(lnk->other.item)); + dep = external_pid_dist_entry(lnk->other.item); - ASSERT(dep != erts_this_dist_entry); + ASSERT(dep != erts_this_dist_entry); - if (!erts_link_dist_delete(dlnk)) - ldp = NULL; + if (!erts_link_dist_delete(dlnk)) + ldp = NULL; - code = erts_dsig_prepare(&dsd, dep, c_p, 0, ERTS_DSP_NO_LOCK, 0, 0); - switch (code) { - case ERTS_DSIG_PREP_CONNECTED: - case ERTS_DSIG_PREP_PENDING: - if (dist->connection_id == dsd.connection_id) { - code = erts_dsig_send_exit_tt(&dsd, - c_p->common.id, - lnk->other.item, - reason, - SEQ_TRACE_TOKEN(c_p)); - ASSERT(code == ERTS_DSIG_SEND_OK); + code = erts_dsig_prepare(&ctx, dep, c_p, 0, ERTS_DSP_NO_LOCK, 1, 1, 0); + switch (code) { + case ERTS_DSIG_PREP_CONNECTED: + case ERTS_DSIG_PREP_PENDING: + if (dist->connection_id == ctx.connection_id) { + code = erts_dsig_send_exit_tt(&ctx, + c_p->common.id, + lnk->other.item, + reason, + SEQ_TRACE_TOKEN(c_p)); + ASSERT(code == ERTS_DSIG_SEND_OK); + } + break; + default: + break; } + } else { + erts_link_tree_insert(&ctxt->dist_links, lnk); + return 1; } break; } @@ -12288,6 +12465,7 @@ erts_proc_exit_handle_link(ErtsLink *lnk, void *vctxt) erts_link_release_both(ldp); else if (lnk) erts_link_release(lnk); + return 1; } /* this function fishishes a process and propagates exit messages - called @@ -12321,11 +12499,8 @@ erts_do_exit_process(Process* p, Eterm reason) set_self_exiting(p, reason, NULL, NULL, NULL); - if (IS_TRACED(p)) { - if (IS_TRACED_FL(p, F_TRACE_CALLS)) - erts_schedule_time_break(p, ERTS_BP_CALL_TIME_SCHEDULE_EXITING); - - } + if (IS_TRACED_FL(p, F_TRACE_CALLS)) + erts_schedule_time_break(p, ERTS_BP_CALL_TIME_SCHEDULE_EXITING); erts_trace_check_exiting(p->common.id); @@ -12340,288 +12515,444 @@ erts_do_exit_process(Process* p, Eterm reason) erts_proc_unlock(p, ERTS_PROC_LOCKS_ALL_MINOR); - if (IS_TRACED_FL(p,F_TRACE_PROCS)) + if (IS_TRACED_FL(p, F_TRACE_PROCS)) trace_proc(p, ERTS_PROC_LOCK_MAIN, p, am_exit, reason); - /* * p->u.initial of this process can *not* be used anymore; * will be overwritten by misc termination data. */ p->u.terminate = NULL; + BUMP_REDS(p, 100); + erts_continue_exit_process(p); } -void -erts_continue_exit_process(Process *p) -{ +enum continue_exit_phase { + ERTS_CONTINUE_EXIT_TIMERS, + ERTS_CONTINUE_EXIT_BLCKD_MSHED, + ERTS_CONTINUE_EXIT_BLCKD_NMSHED, + ERTS_CONTINUE_EXIT_USING_DB, + ERTS_CONTINUE_EXIT_CLEAN_SYS_TASKS, + ERTS_CONTINUE_EXIT_FREE, + ERTS_CONTINUE_EXIT_CLEAN_SYS_TASKS_AFTER, + ERTS_CONTINUE_EXIT_LINKS, + ERTS_CONTINUE_EXIT_MONITORS, + ERTS_CONTINUE_EXIT_LT_MONITORS, + ERTS_CONTINUE_EXIT_HANDLE_PROC_SIG, + ERTS_CONTINUE_EXIT_DIST_LINKS, + ERTS_CONTINUE_EXIT_DIST_MONITORS, + ERTS_CONTINUE_EXIT_DONE, +}; + +struct continue_exit_state { + enum continue_exit_phase phase; ErtsLink *links; ErtsMonitor *monitors; ErtsMonitor *lt_monitors; + Eterm reason; + ErtsProcExitContext pectxt; + DistEntry *dep; + void *yield_state; +}; + +void +erts_continue_exit_process(Process *p) +{ + struct continue_exit_state static_state, *trap_state = &static_state; ErtsProcLocks curr_locks = ERTS_PROC_LOCK_MAIN; - Eterm reason = p->fvalue; - DistEntry *dep = NULL; erts_aint32_t state; int delay_del_proc = 0; - ErtsProcExitContext pectxt; - + Sint reds = ERTS_BIF_REDS_LEFT(p); #ifdef DEBUG int yield_allowed = 1; #endif + if (p->u.terminate) { + trap_state = p->u.terminate; + } else { + trap_state->phase = ERTS_CONTINUE_EXIT_TIMERS; + trap_state->reason = p->fvalue; + trap_state->dep = NULL; + trap_state->yield_state = NULL; + } + ERTS_LC_ASSERT(ERTS_PROC_LOCK_MAIN == erts_proc_lc_my_proc_locks(p)); ASSERT(ERTS_PROC_IS_EXITING(p)); ASSERT(erts_proc_read_refc(p) > 0); - if (p->bif_timers) { - if (erts_cancel_bif_timers(p, &p->bif_timers, &p->u.terminate)) { - ASSERT(erts_proc_read_refc(p) > 0); - goto yield; - } - ASSERT(erts_proc_read_refc(p) > 0); - p->bif_timers = NULL; - } - - if (p->flags & F_SCHDLR_ONLN_WAITQ) - abort_sched_onln_chng_waitq(p); - - if (p->flags & F_HAVE_BLCKD_MSCHED) { - ErtsSchedSuspendResult ssr; - ssr = erts_block_multi_scheduling(p, ERTS_PROC_LOCK_MAIN, 0, 0, 1); - switch (ssr) { - case ERTS_SCHDLR_SSPND_YIELD_RESTART: - goto yield; - case ERTS_SCHDLR_SSPND_DONE_MSCHED_BLOCKED: - case ERTS_SCHDLR_SSPND_DONE_NMSCHED_BLOCKED: - case ERTS_SCHDLR_SSPND_YIELD_DONE_MSCHED_BLOCKED: - case ERTS_SCHDLR_SSPND_YIELD_DONE_NMSCHED_BLOCKED: - case ERTS_SCHDLR_SSPND_DONE: - case ERTS_SCHDLR_SSPND_YIELD_DONE: - p->flags &= ~F_HAVE_BLCKD_MSCHED; - break; - case ERTS_SCHDLR_SSPND_EINVAL: - default: - erts_exit(ERTS_ABORT_EXIT, "%s:%d: Internal error: %d\n", - __FILE__, __LINE__, (int) ssr); - } - } - if (p->flags & F_HAVE_BLCKD_NMSCHED) { - ErtsSchedSuspendResult ssr; - ssr = erts_block_multi_scheduling(p, ERTS_PROC_LOCK_MAIN, 0, 1, 1); - switch (ssr) { - case ERTS_SCHDLR_SSPND_YIELD_RESTART: - goto yield; - case ERTS_SCHDLR_SSPND_DONE_MSCHED_BLOCKED: - case ERTS_SCHDLR_SSPND_DONE_NMSCHED_BLOCKED: - case ERTS_SCHDLR_SSPND_YIELD_DONE_MSCHED_BLOCKED: - case ERTS_SCHDLR_SSPND_YIELD_DONE_NMSCHED_BLOCKED: - case ERTS_SCHDLR_SSPND_DONE: - case ERTS_SCHDLR_SSPND_YIELD_DONE: - p->flags &= ~F_HAVE_BLCKD_MSCHED; - break; - case ERTS_SCHDLR_SSPND_EINVAL: - default: - erts_exit(ERTS_ABORT_EXIT, "%s:%d: Internal error: %d\n", - __FILE__, __LINE__, (int) ssr); - } - } +restart: + switch (trap_state->phase) { + case ERTS_CONTINUE_EXIT_TIMERS: + if (p->bif_timers) { + reds = erts_cancel_bif_timers(p, &p->bif_timers, &trap_state->yield_state, reds); + if (reds <= 0) goto yield; + p->bif_timers = NULL; + } - if (p->flags & F_USING_DB) { - if (erts_db_process_exiting(p, ERTS_PROC_LOCK_MAIN)) - goto yield; - p->flags &= ~F_USING_DB; - } + if (p->flags & F_SCHDLR_ONLN_WAITQ) { + abort_sched_onln_chng_waitq(p); + reds -= 100; + } - erts_set_gc_state(p, 1); - state = erts_atomic32_read_acqb(&p->state); - if ((state & ERTS_PSFLG_SYS_TASKS) || p->dirty_sys_tasks) { - if (cleanup_sys_tasks(p, state, CONTEXT_REDS) >= CONTEXT_REDS/2) - goto yield; - } + trap_state->phase = ERTS_CONTINUE_EXIT_BLCKD_MSHED; + if (reds <= 0) goto yield; + case ERTS_CONTINUE_EXIT_BLCKD_MSHED: + + if (p->flags & F_HAVE_BLCKD_MSCHED) { + ErtsSchedSuspendResult ssr; + ssr = erts_block_multi_scheduling(p, ERTS_PROC_LOCK_MAIN, 0, 0, 1); + switch (ssr) { + case ERTS_SCHDLR_SSPND_DONE: + case ERTS_SCHDLR_SSPND_DONE_MSCHED_BLOCKED: + case ERTS_SCHDLR_SSPND_DONE_NMSCHED_BLOCKED: + p->flags &= ~F_HAVE_BLCKD_MSCHED; + break; + default: + erts_exit(ERTS_ABORT_EXIT, "%s:%d: Internal error: %d\n", + __FILE__, __LINE__, (int) ssr); + } + reds -= 100; + } -#ifdef DEBUG - erts_proc_lock(p, ERTS_PROC_LOCK_STATUS); - ASSERT(ERTS_PROC_GET_DELAYED_GC_TASK_QS(p) == NULL); - ASSERT(p->dirty_sys_tasks == NULL); - erts_proc_unlock(p, ERTS_PROC_LOCK_STATUS); -#endif + trap_state->phase = ERTS_CONTINUE_EXIT_BLCKD_NMSHED; + if (reds <= 0) goto yield; + case ERTS_CONTINUE_EXIT_BLCKD_NMSHED: + + if (p->flags & F_HAVE_BLCKD_NMSCHED) { + ErtsSchedSuspendResult ssr; + ssr = erts_block_multi_scheduling(p, ERTS_PROC_LOCK_MAIN, 0, 1, 1); + switch (ssr) { + case ERTS_SCHDLR_SSPND_DONE: + case ERTS_SCHDLR_SSPND_DONE_MSCHED_BLOCKED: + case ERTS_SCHDLR_SSPND_DONE_NMSCHED_BLOCKED: + p->flags &= ~F_HAVE_BLCKD_MSCHED; + break; + default: + erts_exit(ERTS_ABORT_EXIT, "%s:%d: Internal error: %d\n", + __FILE__, __LINE__, (int) ssr); + } + reds -= 100; + } - if (p->flags & F_USING_DDLL) { - erts_ddll_proc_dead(p, ERTS_PROC_LOCK_MAIN); - p->flags &= ~F_USING_DDLL; - } + trap_state->yield_state = NULL; + trap_state->phase = ERTS_CONTINUE_EXIT_USING_DB; + if (reds <= 0) goto yield; + case ERTS_CONTINUE_EXIT_USING_DB: - /* - * The registered name *should* be the last "erlang resource" to - * cleanup. - */ - if (p->common.u.alive.reg) { - (void) erts_unregister_name(p, ERTS_PROC_LOCK_MAIN, NULL, THE_NON_VALUE); - ASSERT(!p->common.u.alive.reg); - } + if (p->flags & F_USING_DB) { + if (erts_db_process_exiting(p, ERTS_PROC_LOCK_MAIN, &trap_state->yield_state)) + goto yield; + p->flags &= ~F_USING_DB; + } - if (IS_TRACED_FL(p, F_TRACE_SCHED_EXIT)) - trace_sched(p, curr_locks, am_out_exited); + erts_set_gc_state(p, 1); - erts_proc_lock(p, ERTS_PROC_LOCKS_ALL_MINOR); - curr_locks = ERTS_PROC_LOCKS_ALL; + trap_state->phase = ERTS_CONTINUE_EXIT_CLEAN_SYS_TASKS; + case ERTS_CONTINUE_EXIT_CLEAN_SYS_TASKS: + + state = erts_atomic32_read_acqb(&p->state); + if ((state & ERTS_PSFLG_SYS_TASKS) || p->dirty_sys_tasks) { + reds -= cleanup_sys_tasks(p, state, reds); + if (reds <= 0) goto yield; + } + + trap_state->phase = ERTS_CONTINUE_EXIT_FREE; + case ERTS_CONTINUE_EXIT_FREE: - /* - * From this point on we are no longer allowed to yield - * this process. - */ #ifdef DEBUG - yield_allowed = 0; + erts_proc_lock(p, ERTS_PROC_LOCK_STATUS); + ASSERT(ERTS_PROC_GET_DELAYED_GC_TASK_QS(p) == NULL); + ASSERT(p->dirty_sys_tasks == NULL); + erts_proc_unlock(p, ERTS_PROC_LOCK_STATUS); #endif - /* - * Note! The monitor and link fields will be overwritten - * by erts_ptab_delete_element() below. - */ - links = ERTS_P_LINKS(p); - monitors = ERTS_P_MONITORS(p); - lt_monitors = ERTS_P_LT_MONITORS(p); + if (p->flags & F_USING_DDLL) { + erts_ddll_proc_dead(p, ERTS_PROC_LOCK_MAIN); + p->flags &= ~F_USING_DDLL; + } - { - /* Do *not* use erts_get_runq_proc() */ - ErtsRunQueue *rq; - rq = erts_get_runq_current(erts_proc_sched_data(p)); + /* + * The registered name *should* be the last "erlang resource" to + * cleanup. + */ + if (p->common.u.alive.reg) { + (void) erts_unregister_name(p, ERTS_PROC_LOCK_MAIN, NULL, THE_NON_VALUE); + ASSERT(!p->common.u.alive.reg); + } - erts_runq_lock(rq); + erts_proc_lock(p, ERTS_PROC_LOCKS_ALL_MINOR); + curr_locks = ERTS_PROC_LOCKS_ALL; - ASSERT(p->scheduler_data); - ASSERT(p->scheduler_data->current_process == p); - ASSERT(p->scheduler_data->free_process == NULL); + /* + * Note! The monitor and link fields will be overwritten + * by erts_ptab_delete_element() below. + */ + trap_state->links = ERTS_P_LINKS(p); + trap_state->monitors = ERTS_P_MONITORS(p); + trap_state->lt_monitors = ERTS_P_LT_MONITORS(p); - p->scheduler_data->current_process = NULL; - p->scheduler_data->free_process = p; + { + /* Do *not* use erts_get_runq_proc() */ + ErtsRunQueue *rq; + rq = erts_get_runq_current(erts_proc_sched_data(p)); - /* Time of death! */ - erts_ptab_delete_element(&erts_proc, &p->common); + erts_runq_lock(rq); - erts_runq_unlock(rq); - } + ASSERT(p->scheduler_data); + ASSERT(p->scheduler_data->current_process == p); + ASSERT(p->scheduler_data->free_process == NULL); - /* - * All "erlang resources" have to be deallocated before this point, - * e.g. registered name, so monitoring and linked processes can - * be sure that all interesting resources have been deallocated - * when the monitors and/or links hit. - */ + /* Time of death! */ + erts_ptab_delete_element(&erts_proc, &p->common); - { - /* Inactivate and notify free */ - erts_aint32_t n, e, a = erts_atomic32_read_nob(&p->state); - int refc_inced = 0; - while (1) { - n = e = a; - ASSERT(a & ERTS_PSFLG_EXITING); - n |= ERTS_PSFLG_FREE; - n &= ~(ERTS_PSFLG_ACTIVE - | ERTS_PSFLG_ACTIVE_SYS - | ERTS_PSFLG_DIRTY_ACTIVE_SYS); - if ((n & ERTS_PSFLG_IN_RUNQ) && !refc_inced) { - erts_proc_inc_refc(p); - refc_inced = 1; - } - a = erts_atomic32_cmpxchg_mb(&p->state, n, e); - if (a == e) - break; - } + erts_runq_unlock(rq); + } - if (a & (ERTS_PSFLG_DIRTY_RUNNING - | ERTS_PSFLG_DIRTY_RUNNING_SYS)) { - p->flags |= F_DELAYED_DEL_PROC; - delay_del_proc = 1; - /* - * The dirty scheduler decrease refc - * when done with the process... - */ - } + /* + * All "erlang resources" have to be deallocated before this point, + * e.g. registered name, so monitoring and linked processes can + * be sure that all interesting resources have been deallocated + * when the monitors and/or links hit. + */ - if (refc_inced && !(n & ERTS_PSFLG_IN_RUNQ)) - erts_proc_dec_refc(p); - } + { + /* Inactivate and notify free */ + erts_aint32_t n, e, a = erts_atomic32_read_nob(&p->state); + int refc_inced = 0; + while (1) { + n = e = a; + ASSERT(a & ERTS_PSFLG_EXITING); + n |= ERTS_PSFLG_FREE; + if ((n & ERTS_PSFLG_IN_RUNQ) && !refc_inced) { + erts_proc_inc_refc(p); + refc_inced = 1; + } + a = erts_atomic32_cmpxchg_mb(&p->state, n, e); + if (a == e) + break; + } - dep = ((p->flags & F_DISTRIBUTION) - ? ERTS_PROC_SET_DIST_ENTRY(p, NULL) - : NULL); + if (refc_inced && !(n & ERTS_PSFLG_IN_RUNQ)) + erts_proc_dec_refc(p); + } + trap_state->dep = ((p->flags & F_DISTRIBUTION) + ? ERTS_PROC_SET_DIST_ENTRY(p, NULL) + : NULL); + + reds -= 50; - /* - * It might show up signal prio elevation tasks until we - * have entered free state. Cleanup such tasks now. - */ - state = erts_atomic32_read_acqb(&p->state); - if (!(state & ERTS_PSFLG_SYS_TASKS)) - erts_proc_unlock(p, ERTS_PROC_LOCKS_ALL); - else { erts_proc_unlock(p, ERTS_PROC_LOCKS_ALL_MINOR); + curr_locks = ERTS_PROC_LOCK_MAIN; + trap_state->phase = ERTS_CONTINUE_EXIT_CLEAN_SYS_TASKS_AFTER; + case ERTS_CONTINUE_EXIT_CLEAN_SYS_TASKS_AFTER: + /* + * It might show up signal prio elevation tasks until we + * have entered free state. Cleanup such tasks now. + */ - do { - (void) cleanup_sys_tasks(p, state, CONTEXT_REDS); - state = erts_atomic32_read_acqb(&p->state); - } while (state & ERTS_PSFLG_SYS_TASKS); - - erts_proc_unlock(p, ERTS_PROC_LOCK_MAIN); - } + state = erts_atomic32_read_acqb(&p->state); + if ((state & ERTS_PSFLG_SYS_TASKS) || p->dirty_sys_tasks) { + reds -= cleanup_sys_tasks(p, state, reds); + if (reds <= 0) goto yield; + } + + /* Needs to be unlocked for erts_do_net_exits to work?!? */ + // erts_proc_unlock(p, ERTS_PROC_LOCK_MAIN); #ifdef DEBUG - erts_proc_lock(p, ERTS_PROC_LOCK_STATUS); - ASSERT(p->sys_task_qs == NULL); - erts_proc_unlock(p, ERTS_PROC_LOCK_STATUS); + erts_proc_lock(p, ERTS_PROC_LOCK_STATUS); + ASSERT(p->sys_task_qs == NULL); + erts_proc_unlock(p, ERTS_PROC_LOCK_STATUS); #endif - if (dep) { - erts_do_net_exits(dep, (reason == am_kill) ? am_killed : reason); - erts_deref_dist_entry(dep); - } + if (trap_state->dep) { + erts_do_net_exits(trap_state->dep, + (trap_state->reason == am_kill) ? am_killed : trap_state->reason); + erts_deref_dist_entry(trap_state->dep); + } - pectxt.c_p = p; - pectxt.reason = reason; + trap_state->pectxt.c_p = p; + trap_state->pectxt.reason = trap_state->reason; + trap_state->pectxt.dist_links = NULL; + trap_state->pectxt.dist_monitors = NULL; + trap_state->pectxt.dist_state = NIL; + + erts_proc_lock(p, ERTS_PROC_LOCK_MSGQ); + + erts_proc_sig_fetch(p); + + erts_proc_unlock(p, ERTS_PROC_LOCK_MSGQ); + + trap_state->yield_state = NULL; + trap_state->phase = ERTS_CONTINUE_EXIT_LINKS; + if (reds <= 0) goto yield; + case ERTS_CONTINUE_EXIT_LINKS: + + reds = erts_link_tree_foreach_delete_yielding( + &trap_state->links, + erts_proc_exit_handle_link, + (void *) &trap_state->pectxt, + &trap_state->yield_state, + reds); + if (reds <= 0) + goto yield; + + ASSERT(!trap_state->links); + trap_state->yield_state = NULL; + trap_state->phase = ERTS_CONTINUE_EXIT_MONITORS; + case ERTS_CONTINUE_EXIT_MONITORS: + + reds = erts_monitor_tree_foreach_delete_yielding( + &trap_state->monitors, + erts_proc_exit_handle_monitor, + (void *) &trap_state->pectxt, + &trap_state->yield_state, + reds); + if (reds <= 0) + goto yield; + + ASSERT(!trap_state->monitors); + trap_state->yield_state = NULL; + trap_state->phase = ERTS_CONTINUE_EXIT_LT_MONITORS; + case ERTS_CONTINUE_EXIT_LT_MONITORS: + + reds = erts_monitor_list_foreach_delete_yielding( + &trap_state->lt_monitors, + erts_proc_exit_handle_monitor, + (void *) &trap_state->pectxt, + &trap_state->yield_state, + reds); + if (reds <= 0) + goto yield; + + ASSERT(!trap_state->lt_monitors); + trap_state->phase = ERTS_CONTINUE_EXIT_HANDLE_PROC_SIG; + case ERTS_CONTINUE_EXIT_HANDLE_PROC_SIG: { + Sint r = reds; + + if (!erts_proc_sig_handle_exit(p, &r)) + goto yield; + + reds -= r; + + trap_state->phase = ERTS_CONTINUE_EXIT_DIST_LINKS; + } + case ERTS_CONTINUE_EXIT_DIST_LINKS: { + + continue_dist_send: + if (is_not_nil(trap_state->pectxt.dist_state)) { + Binary* bin = erts_magic_ref2bin(trap_state->pectxt.dist_state); + ErtsDSigSendContext* ctx = (ErtsDSigSendContext*) ERTS_MAGIC_BIN_DATA(bin); + Sint initial_reds = (Sint) (ERTS_BIF_REDS_LEFT(p) * TERM_TO_BINARY_LOOP_FACTOR); + int result; + + ctx->reds = initial_reds; + result = erts_dsig_send(ctx); + + /* erts_dsig_send bumps reductions on the process in the ctx */ + reds = ERTS_BIF_REDS_LEFT(p); + + switch (result) { + case ERTS_DSIG_SEND_OK: + case ERTS_DSIG_SEND_TOO_LRG: /*SEND_SYSTEM_LIMIT*/ + case ERTS_DSIG_SEND_YIELD: /*SEND_YIELD_RETURN*/ + break; + case ERTS_DSIG_SEND_CONTINUE: { /*SEND_YIELD_CONTINUE*/ + goto yield; + } + } + erts_set_gc_state(p, 1); + trap_state->pectxt.dist_state = NIL; + if (reds <= 0) + goto yield; + goto restart; + } - erts_proc_lock(p, ERTS_PROC_LOCK_MAIN|ERTS_PROC_LOCK_MSGQ); + reds = erts_link_tree_foreach_delete_yielding( + &trap_state->pectxt.dist_links, + erts_proc_exit_handle_dist_link, + (void *) &trap_state->pectxt, + &trap_state->yield_state, + reds); + if (reds <= 0 || is_not_nil(trap_state->pectxt.dist_state)) + goto yield; + trap_state->phase = ERTS_CONTINUE_EXIT_DIST_MONITORS; + } + case ERTS_CONTINUE_EXIT_DIST_MONITORS: { + + if (is_not_nil(trap_state->pectxt.dist_state)) + goto continue_dist_send; + + reds = erts_monitor_tree_foreach_delete_yielding( + &trap_state->pectxt.dist_monitors, + erts_proc_exit_handle_dist_monitor, + (void *) &trap_state->pectxt, + &trap_state->yield_state, + reds); + if (reds <= 0 || is_not_nil(trap_state->pectxt.dist_state)) + goto yield; + + trap_state->phase = ERTS_CONTINUE_EXIT_DONE; + } + case ERTS_CONTINUE_EXIT_DONE: { + erts_aint_t state; + /* + * From this point on we are no longer allowed to yield + * this process. + */ - erts_proc_sig_fetch(p); +#ifdef DEBUG + yield_allowed = 0; +#endif - erts_proc_unlock(p, ERTS_PROC_LOCK_MSGQ); + /* Set state to not active as we don't want this process + to be scheduled in again after this. */ + state = erts_atomic32_read_band_relb(&p->state, + ~(ERTS_PSFLG_ACTIVE + | ERTS_PSFLG_ACTIVE_SYS + | ERTS_PSFLG_DIRTY_ACTIVE_SYS)); - if (links) { - erts_link_tree_foreach_delete(&links, - erts_proc_exit_handle_link, - (void *) &pectxt); - ASSERT(!links); - } + ASSERT(p->scheduler_data); + ASSERT(p->scheduler_data->current_process == p); + ASSERT(p->scheduler_data->free_process == NULL); - if (monitors) { - erts_monitor_tree_foreach_delete(&monitors, - erts_proc_exit_handle_monitor, - (void *) &pectxt); - ASSERT(!monitors); - } + p->scheduler_data->current_process = NULL; + p->scheduler_data->free_process = p; - if (lt_monitors) { - erts_monitor_list_foreach_delete(<_monitors, - erts_proc_exit_handle_monitor, - (void *) &pectxt); - ASSERT(!lt_monitors); - } + if (state & (ERTS_PSFLG_DIRTY_RUNNING + | ERTS_PSFLG_DIRTY_RUNNING_SYS)) { + p->flags |= F_DELAYED_DEL_PROC; + delay_del_proc = 1; + /* + * The dirty scheduler decrease refc + * when done with the process... + */ + } - /* - * erts_proc_sig_handle_exit() implements yielding. - * However, this function cannot handle it yet... loop - * until done... - */ - while (!0) { - int reds = CONTEXT_REDS; - if (erts_proc_sig_handle_exit(p, &reds)) - break; + erts_schedule_thr_prgr_later_cleanup_op( + (void (*)(void*))erts_proc_dec_refc, + (void *) &p->common, + &p->common.u.release, + sizeof(Process)); + + break; + } } + if (trap_state != &static_state) { + erts_free(ERTS_ALC_T_CONT_EXIT_TRAP, trap_state); + p->u.terminate = NULL; + } + ERTS_CHK_HAVE_ONLY_MAIN_PROC_LOCK(p); + if (IS_TRACED_FL(p, F_TRACE_SCHED_EXIT)) + trace_sched(p, curr_locks, am_out_exited); + erts_flush_trace_messages(p, ERTS_PROC_LOCK_MAIN); ERTS_TRACER_CLEAR(&ERTS_TRACER(p)); @@ -12637,9 +12968,26 @@ erts_continue_exit_process(Process *p) ERTS_LC_ASSERT(curr_locks == erts_proc_lc_my_proc_locks(p)); ERTS_LC_ASSERT(ERTS_PROC_LOCK_MAIN & curr_locks); + ASSERT(erts_proc_read_refc(p) > 0); + + if (trap_state == &static_state) { + trap_state = erts_alloc(ERTS_ALC_T_CONT_EXIT_TRAP, sizeof(*trap_state)); + sys_memcpy(trap_state, &static_state, sizeof(*trap_state)); + p->u.terminate = trap_state; + } + + ASSERT(p->scheduler_data); + ASSERT(p->scheduler_data->current_process == p); + ASSERT(p->scheduler_data->free_process == NULL); + + if (trap_state->phase >= ERTS_CONTINUE_EXIT_FREE) { + p->scheduler_data->current_process = NULL; + p->scheduler_data->free_process = p; + } p->i = (BeamInstr *) beam_continue_exit; + /* Why is this lock take??? */ if (!(curr_locks & ERTS_PROC_LOCK_STATUS)) { erts_proc_lock(p, ERTS_PROC_LOCK_STATUS); curr_locks |= ERTS_PROC_LOCK_STATUS; diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index 43937f216c..3b593bce02 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -381,7 +381,10 @@ struct ErtsSchedulerSleepInfo_ { typedef struct ErtsProcList_ ErtsProcList; struct ErtsProcList_ { - Eterm pid; + union { + Eterm pid; + Process *p; + } u; Uint64 started_interval; ErtsProcList* next; ErtsProcList* prev; @@ -1580,7 +1583,7 @@ ERTS_GLB_INLINE int erts_proclist_is_last(ErtsProcList *, ErtsProcList *); ERTS_GLB_INLINE int erts_proclist_same(ErtsProcList *plp, Process *p) { - return (plp->pid == p->common.id + return ((plp->u.pid == p->common.id || plp->u.p == p) && (plp->started_interval == p->common.u.alive.started_interval)); } @@ -1819,9 +1822,12 @@ Eterm erts_process_info(Process *c_p, ErtsHeapFactory *hfact, typedef struct { Process *c_p; Eterm reason; + ErtsLink *dist_links; + ErtsMonitor *dist_monitors; + Eterm dist_state; } ErtsProcExitContext; -void erts_proc_exit_handle_monitor(ErtsMonitor *mon, void *vctxt); -void erts_proc_exit_handle_link(ErtsLink *lnk, void *vctxt); +int erts_proc_exit_handle_monitor(ErtsMonitor *mon, void *vctxt, Sint reds); +int erts_proc_exit_handle_link(ErtsLink *lnk, void *vctxt, Sint reds); Eterm erts_get_process_priority(erts_aint32_t state); Eterm erts_set_process_priority(Process *p, Eterm prio); diff --git a/erts/emulator/beam/erl_process_dump.c b/erts/emulator/beam/erl_process_dump.c index 10ea401022..a164ed543e 100644 --- a/erts/emulator/beam/erl_process_dump.c +++ b/erts/emulator/beam/erl_process_dump.c @@ -100,16 +100,18 @@ erts_deep_process_dump(fmtfn_t to, void *to_arg) dump_binaries(to, to_arg, all_binaries); } -static void -monitor_size(ErtsMonitor *mon, void *vsize) +static int +monitor_size(ErtsMonitor *mon, void *vsize, Sint reds) { *((Uint *) vsize) += erts_monitor_size(mon); + return 1; } -static void -link_size(ErtsMonitor *lnk, void *vsize) +static int +link_size(ErtsMonitor *lnk, void *vsize, Sint reds) { *((Uint *) vsize) += erts_link_size(lnk); + return 1; } Uint erts_process_memory(Process *p, int include_sigs_in_transit) @@ -189,11 +191,11 @@ static ERTS_INLINE void dump_msg(fmtfn_t to, void *to_arg, ErtsMessage *mp) { if (ERTS_SIG_IS_MSG((ErtsSignal *) mp)) { - Eterm mesg = ERL_MESSAGE_TERM(mp); - if (is_value(mesg)) - dump_element(to, to_arg, mesg); + Eterm mesg; + if (ERTS_SIG_IS_INTERNAL_MSG(mp)) + dump_element(to, to_arg, ERL_MESSAGE_TERM(mp)); else - dump_dist_ext(to, to_arg, mp->data.dist_ext); + dump_dist_ext(to, to_arg, erts_get_dist_ext(mp->data.heap_frag)); mesg = ERL_MESSAGE_TOKEN(mp); erts_print(to, to_arg, ":"); dump_element(to, to_arg, mesg); @@ -265,6 +267,7 @@ dump_dist_ext(fmtfn_t to, void *to_arg, ErtsDistExternal *edep) else { byte *e; size_t sz; + int i; if (!(edep->flags & ERTS_DIST_EXT_ATOM_TRANS_TAB)) erts_print(to, to_arg, "D0:"); @@ -274,8 +277,8 @@ dump_dist_ext(fmtfn_t to, void *to_arg, ErtsDistExternal *edep) for (i = 0; i < edep->attab.size; i++) dump_element(to, to_arg, edep->attab.atom[i]); } - sz = edep->ext_endp - edep->extp; - e = edep->extp; + sz = edep->data->ext_endp - edep->data->extp; + e = edep->data->extp; if (edep->flags & ERTS_DIST_EXT_DFLAG_HDR) { ASSERT(*e != VERSION_MAGIC); sz++; @@ -286,15 +289,19 @@ dump_dist_ext(fmtfn_t to, void *to_arg, ErtsDistExternal *edep) erts_print(to, to_arg, "E%X:", sz); if (edep->flags & ERTS_DIST_EXT_DFLAG_HDR) { byte sbuf[3]; - int i = 0; + + i = 0; sbuf[i++] = VERSION_MAGIC; - while (i < sizeof(sbuf) && e < edep->ext_endp) { + while (i < sizeof(sbuf) && e < edep->data->ext_endp) { sbuf[i++] = *e++; } erts_print_base64(to, to_arg, sbuf, i); } - erts_print_base64(to, to_arg, e, edep->ext_endp - e); + erts_print_base64(to, to_arg, e, edep->data->ext_endp - e); + for (i = 1; i < edep->data->frag_id; i++) + erts_print_base64(to, to_arg, edep->data[i].extp, + edep->data[i].ext_endp - edep->data[i].extp); } } diff --git a/erts/emulator/beam/erl_ptab.h b/erts/emulator/beam/erl_ptab.h index 94f0247492..c30a684002 100644 --- a/erts/emulator/beam/erl_ptab.h +++ b/erts/emulator/beam/erl_ptab.h @@ -68,8 +68,11 @@ typedef struct { Uint64 started_interval; struct reg_proc *reg; ErtsLink *links; - ErtsMonitor *monitors; + /* Local target monitors, double linked list + contains the remote part of local monitors */ ErtsMonitor *lt_monitors; + /* other monitors, rb tree */ + ErtsMonitor *monitors; } alive; /* --- While being released --- */ diff --git a/erts/emulator/beam/erl_rbtree.h b/erts/emulator/beam/erl_rbtree.h index e50abf5cec..ce401fa7e7 100644 --- a/erts/emulator/beam/erl_rbtree.h +++ b/erts/emulator/beam/erl_rbtree.h @@ -161,7 +161,7 @@ * * - void <ERTS_RBT_PREFIX>_rbt_foreach( * ERTS_RBT_T *tree, - * void (*op)(ERTS_RBT_T *, void *), + * int (*op)(ERTS_RBT_T *, void *), * void *arg); * Operate by calling the operator 'op' on each element. * Order is undefined. @@ -170,7 +170,7 @@ * * - void <ERTS_RBT_PREFIX>_rbt_foreach_destroy( * ERTS_RBT_T *tree, - * void (*op)(ERTS_RBT_T *, void *), + * int (*op)(ERTS_RBT_T *, void *), * void *arg); * Operate by calling the operator 'op' on each element. * Order is undefined. Each element should be destroyed @@ -180,39 +180,46 @@ * * - int <ERTS_RBT_PREFIX>_rbt_foreach_yielding( * ERTS_RBT_T *tree, - * void (*op)(ERTS_RBT_T *, void *), + * int (*op)(ERTS_RBT_T *, void *), * void *arg, * <ERTS_RBT_PREFIX>_rbt_yield_state_t *ystate, - * Sint ylimit); + * Sint reds); * Operate by calling the operator 'op' on each element. * Order is undefined. * - * Yield when 'ylimit' elements has been processed. True is - * returned when yielding, and false is returned when - * the whole tree has been processed. The tree should not be - * modified until all of it has been processed. + * Yield when 'reds' reductions has been processed. The 'op' + * function return the number of reductions that each element + * took to process. The number of reductions remaining is returned, + * meaning that if 0 is returned, there are more elements to be + * processed. If a value greater than 0 is returned the foreach has + * ended. The tree should not be modified until all of it has been + * processed. * * 'arg' is passed as argument to 'op'. * * - int <ERTS_RBT_PREFIX>_rbt_foreach_destroy_yielding( * ERTS_RBT_T *tree, - * void (*op)(ERTS_RBT_T *, void *), + * int (*op)(ERTS_RBT_T *, void *), * void *arg, * <ERTS_RBT_PREFIX>_rbt_yield_state_t *ystate, - * Sint ylimit); + * Sint reds); * Operate by calling the operator 'op' on each element. * Order is undefined. Each element should be destroyed * by 'op'. * - * Yield when 'ylimit' elements has been processed. True is - * returned when yielding, and false is returned when - * the whole tree has been processed. + * Yield when 'reds' reductions has been processed. The 'op' + * function return the number of reductions that each element + * took to process. The number of reductions remaining is returned, + * meaning that if 0 is returned, there are more elements to be + * processed. If a value greater than 0 is returned the foreach has + * ended. The tree should not be modified until all of it has been + * processed. * * 'arg' is passed as argument to 'op'. * * - void <ERTS_RBT_PREFIX>_rbt_foreach_small( * ERTS_RBT_T *tree, - * void (*op)(ERTS_RBT_T *, void *), + * int (*op)(ERTS_RBT_T *, void *), * void *arg); * Operate by calling the operator 'op' on each element from * smallest towards larger elements. @@ -221,7 +228,7 @@ * * - void <ERTS_RBT_PREFIX>_rbt_foreach_large( * ERTS_RBT_T *tree, - * void (*op)(ERTS_RBT_T *, void *), + * int (*op)(ERTS_RBT_T *, void *), * void *arg); * Operate by calling the operator 'op' on each element from * largest towards smaller elements. @@ -230,40 +237,46 @@ * * - int <ERTS_RBT_PREFIX>_rbt_foreach_small_yielding( * ERTS_RBT_T *tree, - * void (*op)(ERTS_RBT_T *, void *), + * int (*op)(ERTS_RBT_T *, void *), * void *arg, * <ERTS_RBT_PREFIX>_rbt_yield_state_t *ystate, - * Sint ylimit); + * Sint reds); * Operate by calling the operator 'op' on each element from * smallest towards larger elements. * - * Yield when 'ylimit' elements has been processed. True is - * returned when yielding, and false is returned when - * the whole tree has been processed. The tree should not be - * modified until all of it has been processed. + * Yield when 'reds' reductions has been processed. The 'op' + * function return the number of reductions that each element + * took to process. The number of reductions remaining is returned, + * meaning that if 0 is returned, there are more elements to be + * processed. If a value greater than 0 is returned the foreach has + * ended. The tree should not be modified until all of it has been + * processed. * * 'arg' is passed as argument to 'op'. * * - int <ERTS_RBT_PREFIX>_rbt_foreach_large_yielding( * ERTS_RBT_T *tree, - * void (*op)(ERTS_RBT_T *, void *), + * int (*op)(ERTS_RBT_T *, void *), * void *arg, * <ERTS_RBT_PREFIX>_rbt_yield_state_t *ystate, - * Sint ylimit); + * Sint reds); * Operate by calling the operator 'op' on each element from * largest towards smaller elements. * - * Yield when 'ylimit' elements has been processed. True is - * returned when yielding, and false is returned when - * the whole tree has been processed. The tree should not be - * modified until all of it has been processed. + * Yield when 'reds' reductions has been processed. The 'op' + * function return the number of reductions that each element + * took to process. The number of reductions remaining is returned, + * meaning that if 0 is returned, there are more elements to be + * processed. If a value greater than 0 is returned the foreach has + * ended. The tree should not be modified until all of it has been + * processed. * * 'arg' is passed as argument to 'op'. * * - void <ERTS_RBT_PREFIX>_rbt_foreach_small_destroy( * ERTS_RBT_T **tree, - * void (*op)(ERTS_RBT_T *, void *), - * void (*destr)(ERTS_RBT_T *, void *), + * int (*op)(ERTS_RBT_T *, void *), + * int (*destr)(ERTS_RBT_T *, void *), * void *arg); * Operate by calling the operator 'op' on each element from * smallest towards larger elements. @@ -277,8 +290,8 @@ * * - void <ERTS_RBT_PREFIX>_rbt_foreach_large_destroy( * ERTS_RBT_T **tree, - * void (*op)(ERTS_RBT_T *, void *), - * void (*destr)(ERTS_RBT_T *, void *), + * int (*op)(ERTS_RBT_T *, void *), + * int (*destr)(ERTS_RBT_T *, void *), * void *arg); * Operate by calling the operator 'op' on each element from * largest towards smaller elements. @@ -292,11 +305,11 @@ * * - int <ERTS_RBT_PREFIX>_rbt_foreach_small_destroy_yielding( * ERTS_RBT_T **tree, - * void (*op)(ERTS_RBT_T *, void *), - * void (*destr)(ERTS_RBT_T *, void *), + * int (*op)(ERTS_RBT_T *, void *), + * int (*destr)(ERTS_RBT_T *, void *), * void *arg, * <ERTS_RBT_PREFIX>_rbt_yield_state_t *ystate, - * Sint ylimit); + * Sint reds); * Operate by calling the operator 'op' on each element from * smallest towards larger elements. * @@ -305,20 +318,23 @@ * Note that elements are often destroyed in another order * than the order that the elements are operated on. * - * Yield when 'ylimit' elements has been processed. True is - * returned when yielding, and false is returned when - * the whole tree has been processed. The tree should not be - * modified until all of it has been processed. + * Yield when 'reds' reductions has been processed. The 'op' and + * 'destr' functions return the number of reductions that each element + * took to process. The number of reductions remaining is returned, + * meaning that if 0 is returned, there are more elements to be + * processed. If a value greater than 0 is returned the foreach has + * ended. The tree should not be modified until all of it has been + * processed. * * 'arg' is passed as argument to 'op' and 'destroy'. * * - int <ERTS_RBT_PREFIX>_rbt_foreach_large_destroy_yielding( * ERTS_RBT_T **tree, - * void (*op)(ERTS_RBT_T *, void *), - * void (*destr)(ERTS_RBT_T *, void *), + * int (*op)(ERTS_RBT_T *, void *), + * int (*destr)(ERTS_RBT_T *, void *), * void *arg, * <ERTS_RBT_PREFIX>_rbt_yield_state_t *ystate, - * Sint ylimit); + * Sint reds); * Operate by calling the operator 'op' on each element from * largest towards smaller elements. * @@ -327,10 +343,13 @@ * Note that elements are often destroyed in another order * than the order that the elements are operated on. * - * Yield when 'ylimit' elements has been processed. True is - * returned when yielding, and false is returned when - * the whole tree has been processed. The tree should not be - * modified until all of it has been processed. + * Yield when 'reds' reductions has been processed. The 'op' and + * 'destr' functions return the number of reductions that each element + * took to process. The number of reductions remaining is returned, + * meaning that if 0 is returned, there are more elements to be + * processed. If a value greater than 0 is returned the foreach has + * ended. The tree should not be modified until all of it has been + * processed. * * 'arg' is passed as argument to 'op' and 'destroy'. * @@ -447,17 +466,6 @@ # define ERTS_RBT_API_INLINE__ ERTS_INLINE #endif -#ifndef ERTS_RBT_YIELD_STAT_INITER -# define ERTS_RBT_YIELD_STAT_INITER {NULL, 0} -#endif -#ifndef ERTS_RBT_YIELD_STAT_INIT -# define ERTS_RBT_YIELD_STAT_INIT(YS) \ - do { \ - (YS)->x = NULL; \ - (YS)->up = 0; \ - } while (0) -#endif - #define ERTS_RBT_CONCAT_MACRO_VALUES___(X, Y) \ X ## Y #define ERTS_RBT_CONCAT_MACRO_VALUES__(X, Y) \ @@ -470,8 +478,38 @@ typedef struct { ERTS_RBT_T *x; int up; +#ifdef DEBUG + int debug_red_adj; +#endif } ERTS_RBT_YIELD_STATE_T__; +#define ERTS_RBT_CALLBACK_FOREACH_FUNC(NAME) int (*NAME)(ERTS_RBT_T *, void *, Sint) + +#ifndef ERTS_RBT_YIELD_STAT_INITER +# ifdef DEBUG +# define ERTS_RBT_YIELD_STAT_INITER {NULL, 0, CONTEXT_REDS} +# else +# define ERTS_RBT_YIELD_STAT_INITER {NULL, 0} +# endif +#endif +#ifndef ERTS_RBT_YIELD_STAT_INIT +# define ERTS_RBT_YIELD_STAT_INIT__(YS) \ + do { \ + (YS)->x = NULL; \ + (YS)->up = 0; \ + } while (0) +# ifdef DEBUG +# define ERTS_RBT_YIELD_STAT_INIT(YS) \ + do { \ + ERTS_RBT_YIELD_STAT_INIT__(YS); \ + (YS)->debug_red_adj = CONTEXT_REDS; \ + } while(0) +# else +# define ERTS_RBT_YIELD_STAT_INIT(YS) ERTS_RBT_YIELD_STAT_INIT__(YS) +# endif +#endif + + #define ERTS_RBT_FUNC__(Name) \ ERTS_RBT_CONCAT_MACRO_VALUES__(ERTS_RBT_PREFIX, _rbt_ ## Name) @@ -1302,11 +1340,11 @@ ERTS_RBT_FUNC__(largest)(ERTS_RBT_T *root) static ERTS_INLINE int ERTS_RBT_FUNC__(foreach_unordered__)(ERTS_RBT_T **root, int destroying, - void (*op)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), void *arg, - int yielding, + int yielding, ERTS_RBT_YIELD_STATE_T__ *ystate, - Sint ylimit) + Sint reds) { ERTS_RBT_T *c, *p, *x; @@ -1314,13 +1352,17 @@ ERTS_RBT_FUNC__(foreach_unordered__)(ERTS_RBT_T **root, if (yielding && ystate->x) { x = ystate->x; +#ifdef DEBUG + if (ystate->debug_red_adj > 0) + ystate->debug_red_adj -= 100; +#endif ERTS_RBT_ASSERT(ystate->up); goto restart_up; } else { x = *root; if (!x) - return 0; + return reds; if (destroying) *root = NULL; } @@ -1346,10 +1388,10 @@ ERTS_RBT_FUNC__(foreach_unordered__)(ERTS_RBT_T **root, #ifdef ERTS_RBT_DEBUG int cdir; #endif - if (yielding && ylimit-- <= 0) { + if (yielding && reds <= 0) { ystate->x = x; ystate->up = 1; - return 1; + return 0; } restart_up: @@ -1375,14 +1417,20 @@ ERTS_RBT_FUNC__(foreach_unordered__)(ERTS_RBT_T **root, } #endif - (*op)(x, arg); + reds -= (*op)(x, arg, reds); +#ifdef DEBUG + if (yielding) + reds -= ystate->debug_red_adj; +#endif if (!p) { + /* Done */ if (yielding) { ystate->x = NULL; ystate->up = 0; + return reds <= 0 ? 1 : reds; } - return 0; /* Done */ + return 1; } c = ERTS_RBT_GET_RIGHT(p); @@ -1407,20 +1455,26 @@ static ERTS_INLINE int ERTS_RBT_FUNC__(foreach_ordered__)(ERTS_RBT_T **root, int from_small, int destroying, - void (*op)(ERTS_RBT_T *, void *), - void (*destroy)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), + ERTS_RBT_CALLBACK_FOREACH_FUNC(destroy), void *arg, - int yielding, + int yielding, ERTS_RBT_YIELD_STATE_T__ *ystate, - Sint ylimit) + Sint reds) { ERTS_RBT_T *c, *p, *x; ERTS_RBT_ASSERT(!yielding || ystate); ERTS_RBT_ASSERT(!destroying || destroy); + ERTS_RBT_ASSERT(!yielding || yop); + ERTS_RBT_ASSERT(yielding || op); if (yielding && ystate->x) { x = ystate->x; +#ifdef DEBUG + if (ystate->debug_red_adj > 0) + ystate->debug_red_adj -= 100; +#endif if (ystate->up) goto restart_up; else @@ -1429,7 +1483,7 @@ ERTS_RBT_FUNC__(foreach_ordered__)(ERTS_RBT_T **root, else { x = *root; if (!x) - return 0; + return reds; if (destroying) *root = NULL; } @@ -1445,12 +1499,16 @@ ERTS_RBT_FUNC__(foreach_ordered__)(ERTS_RBT_T **root, x = c; } - (*op)(x, arg); + reds -= (*op)(x, arg, reds); +#ifdef DEBUG + if (yielding) + reds -= ystate->debug_red_adj; +#endif - if (yielding && --ylimit <= 0) { + if (yielding && reds <= 0) { ystate->x = x; ystate->up = 0; - return 1; + return 0; } restart_down: @@ -1472,12 +1530,16 @@ ERTS_RBT_FUNC__(foreach_ordered__)(ERTS_RBT_T **root, ? ERTS_RBT_GET_LEFT(p) : ERTS_RBT_GET_RIGHT(p)) == x); - (*op)(p, arg); + reds -= (*op)(p, arg, reds); +#ifdef DEBUG + if (yielding) + reds -= ystate->debug_red_adj; +#endif - if (yielding && --ylimit <= 0) { + if (yielding && reds <= 0) { ystate->x = x; ystate->up = 1; - return 1; + return 0; restart_up: p = ERTS_RBT_GET_PARENT(x); } @@ -1510,15 +1572,20 @@ ERTS_RBT_FUNC__(foreach_ordered__)(ERTS_RBT_T **root, } #endif - (*destroy)(x, arg); + reds -= (*destroy)(x, arg, reds); +#ifdef DEBUG + if (yielding) + reds -= ystate->debug_red_adj; +#endif } if (!p) { if (yielding) { ystate->x = NULL; ystate->up = 0; + return reds <= 0 ? 1 : reds; } - return 0; /* Done */ + return 1; /* Done */ } x = p; } @@ -1531,7 +1598,7 @@ ERTS_RBT_FUNC__(foreach_ordered__)(ERTS_RBT_T **root, static ERTS_RBT_API_INLINE__ void ERTS_RBT_FUNC__(foreach)(ERTS_RBT_T *root, - void (*op)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), void *arg) { (void) ERTS_RBT_FUNC__(foreach_unordered__)(&root, 0, op, arg, @@ -1544,7 +1611,7 @@ ERTS_RBT_FUNC__(foreach)(ERTS_RBT_T *root, static ERTS_RBT_API_INLINE__ void ERTS_RBT_FUNC__(foreach_small)(ERTS_RBT_T *root, - void (*op)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), void *arg) { (void) ERTS_RBT_FUNC__(foreach_ordered__)(&root, 1, 0, @@ -1558,7 +1625,7 @@ ERTS_RBT_FUNC__(foreach_small)(ERTS_RBT_T *root, static ERTS_RBT_API_INLINE__ void ERTS_RBT_FUNC__(foreach_large)(ERTS_RBT_T *root, - void (*op)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), void *arg) { (void) ERTS_RBT_FUNC__(foreach_ordered__)(&root, 0, 0, @@ -1572,13 +1639,13 @@ ERTS_RBT_FUNC__(foreach_large)(ERTS_RBT_T *root, static ERTS_RBT_API_INLINE__ int ERTS_RBT_FUNC__(foreach_yielding)(ERTS_RBT_T *root, - void (*op)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), void *arg, ERTS_RBT_YIELD_STATE_T__ *ystate, - Sint ylimit) + Sint reds) { return ERTS_RBT_FUNC__(foreach_unordered__)(&root, 0, op, arg, - 1, ystate, ylimit); + 1, ystate, reds); } #endif /* ERTS_RBT_WANT_FOREACH_YIELDING */ @@ -1587,14 +1654,14 @@ ERTS_RBT_FUNC__(foreach_yielding)(ERTS_RBT_T *root, static ERTS_RBT_API_INLINE__ int ERTS_RBT_FUNC__(foreach_small_yielding)(ERTS_RBT_T *root, - void (*op)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), void *arg, ERTS_RBT_YIELD_STATE_T__ *ystate, - Sint ylimit) + Sint reds) { return ERTS_RBT_FUNC__(foreach_ordered__)(&root, 1, 0, op, NULL, arg, - 1, ystate, ylimit); + 1, ystate, reds); } #endif /* ERTS_RBT_WANT_FOREACH_SMALL_YIELDING */ @@ -1603,14 +1670,14 @@ ERTS_RBT_FUNC__(foreach_small_yielding)(ERTS_RBT_T *root, static ERTS_RBT_API_INLINE__ int ERTS_RBT_FUNC__(foreach_large_yielding)(ERTS_RBT_T *root, - void (*op)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), void *arg, ERTS_RBT_YIELD_STATE_T__ *ystate, - Sint ylimit) + Sint reds) { return ERTS_RBT_FUNC__(foreach_ordered__)(&root, 0, 0, op, NULL, arg, - 1, ystate, ylimit); + 1, ystate, reds); } #endif /* ERTS_RBT_WANT_FOREACH_LARGE_YIELDING */ @@ -1619,11 +1686,11 @@ ERTS_RBT_FUNC__(foreach_large_yielding)(ERTS_RBT_T *root, static ERTS_RBT_API_INLINE__ void ERTS_RBT_FUNC__(foreach_destroy)(ERTS_RBT_T **root, - void (*op)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), void *arg) { (void) ERTS_RBT_FUNC__(foreach_unordered__)(root, 1, op, arg, - 0, NULL, 0); + 0, NULL, 0); } #endif /* ERTS_RBT_WANT_FOREACH_DESTROY */ @@ -1632,8 +1699,8 @@ ERTS_RBT_FUNC__(foreach_destroy)(ERTS_RBT_T **root, static ERTS_RBT_API_INLINE__ void ERTS_RBT_FUNC__(foreach_small_destroy)(ERTS_RBT_T **root, - void (*op)(ERTS_RBT_T *, void *), - void (*destr)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), + ERTS_RBT_CALLBACK_FOREACH_FUNC(destr), void *arg) { (void) ERTS_RBT_FUNC__(foreach_ordered__)(root, 1, 1, @@ -1647,8 +1714,8 @@ ERTS_RBT_FUNC__(foreach_small_destroy)(ERTS_RBT_T **root, static ERTS_RBT_API_INLINE__ void ERTS_RBT_FUNC__(foreach_large_destroy)(ERTS_RBT_T **root, - void (*op)(ERTS_RBT_T *, void *), - void (*destr)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), + ERTS_RBT_CALLBACK_FOREACH_FUNC(destr), void *arg) { (void) ERTS_RBT_FUNC__(foreach_ordered__)(root, 0, 1, @@ -1662,13 +1729,13 @@ ERTS_RBT_FUNC__(foreach_large_destroy)(ERTS_RBT_T **root, static ERTS_RBT_API_INLINE__ int ERTS_RBT_FUNC__(foreach_destroy_yielding)(ERTS_RBT_T **root, - void (*op)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), void *arg, ERTS_RBT_YIELD_STATE_T__ *ystate, - Sint ylimit) + Sint reds) { return ERTS_RBT_FUNC__(foreach_unordered__)(root, 1, op, arg, - 1, ystate, ylimit); + 1, ystate, reds); } #endif /* ERTS_RBT_WANT_FOREACH_DESTROY_YIELDING */ @@ -1677,15 +1744,15 @@ ERTS_RBT_FUNC__(foreach_destroy_yielding)(ERTS_RBT_T **root, static ERTS_RBT_API_INLINE__ int ERTS_RBT_FUNC__(foreach_small_destroy_yielding)(ERTS_RBT_T **root, - void (*op)(ERTS_RBT_T *, void *), - void (*destr)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), + ERTS_RBT_CALLBACK_FOREACH_FUNC(destr), void *arg, ERTS_RBT_YIELD_STATE_T__ *ystate, - Sint ylimit) + Sint reds) { return ERTS_RBT_FUNC__(foreach_ordered__)(root, 1, 1, op, destr, arg, - 1, ystate, ylimit); + 1, ystate, reds); } #endif /* ERTS_RBT_WANT_FOREACH_SMALL_DESTROY_YIELDING */ @@ -1694,15 +1761,15 @@ ERTS_RBT_FUNC__(foreach_small_destroy_yielding)(ERTS_RBT_T **root, static ERTS_RBT_API_INLINE__ int ERTS_RBT_FUNC__(foreach_large_destroy_yielding)(ERTS_RBT_T **root, - void (*op)(ERTS_RBT_T *, void *), - void (*destr)(ERTS_RBT_T *, void *), + ERTS_RBT_CALLBACK_FOREACH_FUNC(op), + ERTS_RBT_CALLBACK_FOREACH_FUNC(destr), void *arg, ERTS_RBT_YIELD_STATE_T__ *ystate, - Sint ylimit) + Sint reds) { return ERTS_RBT_FUNC__(foreach_ordered__)(root, 0, 1, op, destr, arg, - 1, ystate, ylimit); + 1, ystate, reds); } #endif /* ERTS_RBT_WANT_FOREACH_LARGE_DESTROY_YIELDING */ @@ -1855,6 +1922,7 @@ ERTS_RBT_FUNC__(hdbg_check_tree)(ERTS_RBT_T *root, ERTS_RBT_T *n) #ifdef ERTS_RBT_UNDEF # undef ERTS_RBT_PREFIX # undef ERTS_RBT_T +# undef ERTS_RBT_CALLBACK_FOREACH_FUNC # undef ERTS_RBT_KEY_T # undef ERTS_RBT_FLAGS_T # undef ERTS_RBT_INIT_EMPTY_TNODE diff --git a/erts/emulator/beam/erl_time_sup.c b/erts/emulator/beam/erl_time_sup.c index 29c698e34f..d26ea19494 100644 --- a/erts/emulator/beam/erl_time_sup.c +++ b/erts/emulator/beam/erl_time_sup.c @@ -1911,8 +1911,8 @@ typedef struct { ErtsTimeOffsetMonitorInfo *to_mon_info; } ErtsTimeOffsetMonitorContext; -static void -save_time_offset_monitor(ErtsMonitor *mon, void *vcntxt) +static int +save_time_offset_monitor(ErtsMonitor *mon, void *vcntxt, Sint reds) { ErtsTimeOffsetMonitorContext *cntxt; ErtsMonitorData *mdp = erts_monitor_to_data(mon); @@ -1935,7 +1935,7 @@ save_time_offset_monitor(ErtsMonitor *mon, void *vcntxt) cntxt->to_mon_info[mix].ref = make_internal_ref(&cntxt->to_mon_info[mix].heap[0]); - + return 1; } static void diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c index 9a66e491f3..73eae614fa 100644 --- a/erts/emulator/beam/external.c +++ b/erts/emulator/beam/external.c @@ -102,7 +102,7 @@ static byte* enc_term(ErtsAtomCacheMap *, Eterm, byte*, Uint32, struct erl_off_h struct TTBEncodeContext_; static int enc_term_int(struct TTBEncodeContext_*,ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, Uint32 dflags, struct erl_off_heap_header** off_heap, Sint *reds, byte **res); -static Uint is_external_string(Eterm obj, int* p_is_string); +static int is_external_string(Eterm obj, Uint* lenp); static byte* enc_atom(ErtsAtomCacheMap *, Eterm, byte*, Uint32); static byte* enc_pid(ErtsAtomCacheMap *, Eterm, byte*, Uint32); struct B2TContext_t; @@ -262,19 +262,12 @@ erts_finalize_atom_cache_map(ErtsAtomCacheMap *acmp, Uint32 dflags) if (acmp) { int long_atoms = 0; /* !0 if one or more atoms are longer than 255. */ int i; - int sz; - int fix_sz - = 1 /* VERSION_MAGIC */ - + 1 /* DIST_HEADER */ - + 1 /* dist header flags */ - + 1 /* number of internal cache entries */ - ; + int sz = 0; int min_sz; ASSERT(dflags & DFLAG_UTF8_ATOMS); ASSERT(acmp->hdr_sz < 0); /* Make sure cache update instructions fit */ - min_sz = fix_sz+(2+4)*acmp->sz; - sz = fix_sz; + min_sz = (2+4)*acmp->sz; for (i = 0; i < acmp->sz; i++) { Atom *a; Eterm atom; @@ -302,17 +295,28 @@ erts_finalize_atom_cache_map(ErtsAtomCacheMap *acmp, Uint32 dflags) } Uint -erts_encode_ext_dist_header_size(ErtsAtomCacheMap *acmp) +erts_encode_ext_dist_header_size(ErtsAtomCacheMap *acmp, Uint fragments) { if (!acmp) return 0; else { + int fix_sz + = 1 /* VERSION_MAGIC */ + + 1 /* DIST_HEADER */ + + 1 /* dist header flags */ + + 1 /* number of internal cache entries */ + ; ASSERT(acmp->hdr_sz >= 0); - return acmp->hdr_sz; + if (fragments > 1) + fix_sz += 8 /* sequence id */ + + 8 /* number of fragments */ + ; + return fix_sz + acmp->hdr_sz; } } -byte *erts_encode_ext_dist_header_setup(byte *ctl_ext, ErtsAtomCacheMap *acmp) +byte *erts_encode_ext_dist_header_setup(byte *ctl_ext, ErtsAtomCacheMap *acmp, + Uint fragments, Eterm from) { /* Maximum number of atom must be less than the maximum of a 32 bits unsigned integer. Check is done in erl_init.c, erl_start function. */ @@ -346,12 +350,37 @@ byte *erts_encode_ext_dist_header_setup(byte *ctl_ext, ErtsAtomCacheMap *acmp) put_int8(acmp->sz, ep); --ep; put_int8(dist_hdr_flags, ep); - *--ep = DIST_HEADER; - *--ep = VERSION_MAGIC; + if (fragments > 1) { + ASSERT(is_pid(from)); + ep -= 8; + put_int64(fragments, ep); + ep -= 8; + put_int64(from, ep); + *--ep = DIST_FRAG_HEADER; + } else { + *--ep = DIST_HEADER; + } + *--ep = VERSION_MAGIC; return ep; } } +byte *erts_encode_ext_dist_header_fragment(byte **hdrpp, + Uint fragment, + Eterm from) +{ + byte *ep = *hdrpp, *start = ep; + ASSERT(is_pid(from)); + *ep++ = VERSION_MAGIC; + *ep++ = DIST_FRAG_CONT; + put_int64(from, ep); + ep += 8; + put_int64(fragment, ep); + ep += 8; + *hdrpp = ep; + return start; +} + #define PASS_THROUGH 'p' @@ -365,7 +394,8 @@ Sint erts_encode_ext_dist_header_finalize(ErtsDistOutputBuf* ob, int ci, sz; byte dist_hdr_flags; int long_atoms; - register byte *ep = ob->extp; + Uint64 seq_id = 0, frag_id = 0; + register byte *ep = ob->hdrp ? ob->hdrp : ob->extp; ASSERT(dflags & DFLAG_UTF8_ATOMS); /* @@ -416,7 +446,7 @@ Sint erts_encode_ext_dist_header_finalize(ErtsDistOutputBuf* ob, } goto done; } - else if (ep[1] != DIST_HEADER) { + else if (ep[1] != DIST_HEADER && ep[1] != DIST_FRAG_HEADER && ep[1] != DIST_FRAG_CONT) { ASSERT(ep[1] == SMALL_TUPLE_EXT || ep[1] == LARGE_TUPLE_EXT); ASSERT(!(dflags & DFLAG_DIST_HDR_ATOM_CACHE)); /* Node without atom cache, 'pass through' needed */ @@ -424,6 +454,17 @@ Sint erts_encode_ext_dist_header_finalize(ErtsDistOutputBuf* ob, goto done; } + if (ep[1] == DIST_FRAG_CONT) { + ep = ob->extp; + goto done; + } else if (ep[1] == DIST_FRAG_HEADER) { + /* skip the seq id and frag id */ + seq_id = get_int64(&ep[2]); + ep += 8; + frag_id = get_int64(&ep[2]); + ep += 8; + } + dist_hdr_flags = ep[2]; long_atoms = ERTS_DIST_HDR_LONG_ATOMS_FLG & ((int) dist_hdr_flags); @@ -546,11 +587,19 @@ Sint erts_encode_ext_dist_header_finalize(ErtsDistOutputBuf* ob, } --ep; put_int8(ci, ep); - *--ep = DIST_HEADER; + if (seq_id) { + ep -= 8; + put_int64(frag_id, ep); + ep -= 8; + put_int64(seq_id, ep); + *--ep = DIST_FRAG_HEADER; + } else { + *--ep = DIST_HEADER; + } *--ep = VERSION_MAGIC; done: ob->extp = ep; - ASSERT(&ob->data[0] <= ob->extp && ob->extp < ob->ext_endp); + ASSERT((byte*)ob->bin->orig_bytes <= ob->extp && ob->extp < ob->ext_endp); return reds < 0 ? 0 : reds; } @@ -571,7 +620,7 @@ int erts_encode_dist_ext_size(Eterm term, Uint32 flags, ErtsAtomCacheMap *acmp, } } -int erts_encode_dist_ext_size_int(Eterm term, struct erts_dsig_send_context* ctx, Uint* szp) +int erts_encode_dist_ext_size_int(Eterm term, ErtsDSigSendContext *ctx, Uint* szp) { Uint sz; if (encode_size_struct_int(&ctx->u.sc, ctx->acmp, term, ctx->flags, &ctx->reds, &sz)) { @@ -635,56 +684,106 @@ byte* erts_encode_ext_ets(Eterm term, byte *ep, struct erl_off_heap_header** off off_heap); } -ErtsDistExternal * -erts_make_dist_ext_copy(ErtsDistExternal *edep, Uint xsize) + +static Uint +dist_ext_size(ErtsDistExternal *edep) { - size_t align_sz; - size_t dist_ext_sz; - size_t ext_sz; - byte *ep; - ErtsDistExternal *new_edep; + Uint sz = sizeof(ErtsDistExternal); + + ASSERT(edep->data->ext_endp && edep->data->extp); + ASSERT(edep->data->ext_endp >= edep->data->extp); + + if (edep->flags & ERTS_DIST_EXT_ATOM_TRANS_TAB) { + ASSERT(0 <= edep->attab.size \ + && edep->attab.size <= ERTS_ATOM_CACHE_SIZE); + sz -= sizeof(Eterm)*(ERTS_ATOM_CACHE_SIZE - edep->attab.size); + } else { + sz -= sizeof(ErtsAtomTranslationTable); + } + return sz; +} + +Uint +erts_dist_ext_size(ErtsDistExternal *edep) +{ + Uint sz = dist_ext_size(edep); + sz += edep->data[0].frag_id * sizeof(ErtsDistExternalData); + return sz + ERTS_EXTRA_DATA_ALIGN_SZ(sz); +} - dist_ext_sz = ERTS_DIST_EXT_SIZE(edep); - ASSERT(edep->ext_endp && edep->extp); - ASSERT(edep->ext_endp >= edep->extp); - ext_sz = edep->ext_endp - edep->extp; +Uint +erts_dist_ext_data_size(ErtsDistExternal *edep) +{ + Uint sz = 0, i; + for (i = 0; i < edep->data->frag_id; i++) + sz += edep->data[i].ext_endp - edep->data[i].extp; + return sz; +} - align_sz = ERTS_EXTRA_DATA_ALIGN_SZ(dist_ext_sz + ext_sz); +void +erts_dist_ext_frag(ErtsDistExternalData *ede_datap, ErtsDistExternal *edep) +{ + ErtsDistExternalData *new_ede_datap = &edep->data[edep->data->frag_id - ede_datap->frag_id]; + sys_memcpy(new_ede_datap, ede_datap, sizeof(ErtsDistExternalData)); + + /* If the data is not backed by a binary, we create one here to keep + things simple. Only custom distribution drivers should use lists. */ + if (new_ede_datap->binp == NULL) { + size_t ext_sz = ede_datap->ext_endp - ede_datap->extp; + new_ede_datap->binp = erts_bin_nrml_alloc(ext_sz); + sys_memcpy(new_ede_datap->binp->orig_bytes, (void *) ede_datap->extp, ext_sz); + new_ede_datap->extp = (byte*)new_ede_datap->binp->orig_bytes; + new_ede_datap->ext_endp = (byte*)new_ede_datap->binp->orig_bytes + ext_sz; + } else { + erts_refc_inc(&new_ede_datap->binp->intern.refc, 2); + } +} - new_edep = erts_alloc(ERTS_ALC_T_EXT_TERM_DATA, - dist_ext_sz + ext_sz + align_sz + xsize); +void +erts_make_dist_ext_copy(ErtsDistExternal *edep, ErtsDistExternal *new_edep) +{ + size_t dist_ext_sz = dist_ext_size(edep); + byte *ep; ep = (byte *) new_edep; sys_memcpy((void *) ep, (void *) edep, dist_ext_sz); + erts_ref_dist_entry(new_edep->dep); + ep += dist_ext_sz; - if (new_edep->dep) - erts_ref_dist_entry(new_edep->dep); - new_edep->extp = ep; - new_edep->ext_endp = ep + ext_sz; - new_edep->heap_size = -1; - sys_memcpy((void *) ep, (void *) edep->extp, ext_sz); - return new_edep; + + new_edep->data = (ErtsDistExternalData*)ep; + sys_memzero(new_edep->data, sizeof(ErtsDistExternalData) * edep->data->frag_id); + new_edep->data->frag_id = edep->data->frag_id; + erts_dist_ext_frag(edep->data, new_edep); } -int +void +erts_free_dist_ext_copy(ErtsDistExternal *edep) +{ + int i; + erts_deref_dist_entry(edep->dep); + for (i = 0; i < edep->data->frag_id; i++) + if (edep->data[i].binp) + erts_bin_release(edep->data[i].binp); +} + +ErtsPrepDistExtRes erts_prepare_dist_ext(ErtsDistExternal *edep, byte *ext, Uint size, + Binary *binp, DistEntry *dep, Uint32 conn_id, ErtsAtomCache *cache) { register byte *ep; - edep->heap_size = -1; - edep->flags = 0; - edep->dep = dep; - ASSERT(dep); erts_de_rlock(dep); ASSERT(dep->flags & DFLAG_UTF8_ATOMS); + if ((dep->state != ERTS_DE_STATE_CONNECTED && dep->state != ERTS_DE_STATE_PENDING) || dep->connection_id != conn_id) { @@ -697,7 +796,7 @@ erts_prepare_dist_ext(ErtsDistExternal *edep, ext++; size--; } - edep->ext_endp = ext + size; + ep = ext; if (size < 2) @@ -713,16 +812,33 @@ erts_prepare_dist_ext(ErtsDistExternal *edep, goto fail; } + edep->heap_size = -1; + edep->flags = 0; + edep->dep = dep; + edep->connection_id = conn_id; + edep->data->ext_endp = ext+size; + edep->data->binp = binp; + edep->data->seq_id = 0; + edep->data->frag_id = 1; + if (dep->flags & DFLAG_DIST_HDR_ATOM_CACHE) edep->flags |= ERTS_DIST_EXT_DFLAG_HDR; - edep->connection_id = dep->connection_id; - - if (ep[1] != DIST_HEADER) { + if (ep[1] != DIST_HEADER && ep[1] != DIST_FRAG_HEADER && ep[1] != DIST_FRAG_CONT) { if (edep->flags & ERTS_DIST_EXT_DFLAG_HDR) goto bad_hdr; edep->attab.size = 0; - edep->extp = ext; + edep->data->extp = ext; + } + else if (ep[1] == DIST_FRAG_CONT) { + if (!(dep->flags & DFLAG_FRAGMENTS)) + goto bad_hdr; + edep->attab.size = 0; + edep->data->extp = ext + 1 + 1 + 8 + 8; + edep->data->seq_id = get_int64(&ep[2]); + edep->data->frag_id = get_int64(&ep[2+8]); + erts_de_runlock(dep); + return ERTS_PREP_DIST_EXT_FRAG_CONT; } else { int tix; @@ -731,9 +847,17 @@ erts_prepare_dist_ext(ErtsDistExternal *edep, if (!(edep->flags & ERTS_DIST_EXT_DFLAG_HDR)) goto bad_hdr; + if (ep[1] == DIST_FRAG_HEADER) { + if (!(dep->flags & DFLAG_FRAGMENTS)) + goto bad_hdr; + edep->data->seq_id = get_int64(&ep[2]); + edep->data->frag_id = get_int64(&ep[2+8]); + ep += 16; + } + #undef CHKSIZE #define CHKSIZE(SZ) \ - do { if ((SZ) > edep->ext_endp - ep) goto bad_hdr; } while(0) + do { if ((SZ) > edep->data->ext_endp - ep) goto bad_hdr; } while(0) CHKSIZE(1+1+1); ep += 2; @@ -863,7 +987,7 @@ erts_prepare_dist_ext(ErtsDistExternal *edep, #endif } } - edep->extp = ep; + edep->data->extp = ep; #ifdef ERTS_DEBUG_USE_DIST_SEP if (*ep != VERSION_MAGIC) goto bad_hdr; @@ -888,7 +1012,7 @@ erts_prepare_dist_ext(ErtsDistExternal *edep, erts_this_node->sysname, edep->dep->sysname, dist_entry_channel_no(edep->dep)); - for (ep = ext; ep < edep->ext_endp; ep++) + for (ep = ext; ep < edep->data->ext_endp; ep++) erts_dsprintf(dsbufp, ep != ext ? ",%b8u" : "<<%b8u", *ep); erts_dsprintf(dsbufp, ">>"); erts_send_warning_to_logger_nogl(dsbufp); @@ -913,9 +1037,9 @@ bad_dist_ext(ErtsDistExternal *edep) erts_this_node->sysname, dep->sysname, dist_entry_channel_no(dep)); - for (ep = edep->extp; ep < edep->ext_endp; ep++) + for (ep = edep->data->extp; ep < edep->data->ext_endp; ep++) erts_dsprintf(dsbufp, - ep != edep->extp ? ",%b8u" : "<<...,%b8u", + ep != edep->data->extp ? ",%b8u" : "<<...,%b8u", *ep); erts_dsprintf(dsbufp, ">>\n"); erts_dsprintf(dsbufp, "ATOM_CACHE_REF translations: "); @@ -933,30 +1057,32 @@ bad_dist_ext(ErtsDistExternal *edep) } Sint -erts_decode_dist_ext_size(ErtsDistExternal *edep) +erts_decode_dist_ext_size(ErtsDistExternal *edep, int kill_connection) { Sint res; byte *ep; - if (edep->extp >= edep->ext_endp) + + if (edep->data->extp >= edep->data->ext_endp) goto fail; #ifndef ERTS_DEBUG_USE_DIST_SEP if (edep->flags & ERTS_DIST_EXT_DFLAG_HDR) { - if (*edep->extp == VERSION_MAGIC) + if (*edep->data->extp == VERSION_MAGIC) goto fail; - ep = edep->extp; + ep = edep->data->extp; } else #endif { - if (*edep->extp != VERSION_MAGIC) + if (*edep->data->extp != VERSION_MAGIC) goto fail; - ep = edep->extp+1; + ep = edep->data->extp+1; } - res = decoded_size(ep, edep->ext_endp, 0, NULL); + res = decoded_size(ep, edep->data->ext_endp, 0, NULL); if (res >= 0) return res; fail: - bad_dist_ext(edep); + if (kill_connection) + bad_dist_ext(edep); return -1; } @@ -982,12 +1108,15 @@ Sint erts_decode_ext_size_ets(byte *ext, Uint size) */ Eterm erts_decode_dist_ext(ErtsHeapFactory* factory, - ErtsDistExternal *edep) + ErtsDistExternal *edep, + int kill_connection) { Eterm obj; - byte* ep = edep->extp; + byte* ep; - if (ep >= edep->ext_endp) + ep = edep->data->extp; + + if (ep >= edep->data->ext_endp) goto error; #ifndef ERTS_DEBUG_USE_DIST_SEP if (edep->flags & ERTS_DIST_EXT_DFLAG_HDR) { @@ -1005,14 +1134,15 @@ erts_decode_dist_ext(ErtsHeapFactory* factory, if (!ep) goto error; - edep->extp = ep; + edep->data->extp = ep; return obj; error: erts_factory_undo(factory); - bad_dist_ext(edep); + if (kill_connection) + bad_dist_ext(edep); return THE_NON_VALUE; } @@ -1057,6 +1187,7 @@ BIF_RETTYPE erts_debug_dist_ext_to_term_2(BIF_ALIST_2) Eterm res; Sint hsz; ErtsDistExternal ede; + ErtsDistExternalData ede_data; Eterm *tp; Eterm real_bin; Uint offset; @@ -1069,7 +1200,8 @@ BIF_RETTYPE erts_debug_dist_ext_to_term_2(BIF_ALIST_2) ede.flags = ERTS_DIST_EXT_ATOM_TRANS_TAB; ede.dep = NULL; ede.heap_size = -1; - + ede.data = &ede_data; + if (is_not_tuple(BIF_ARG_1)) goto badarg; tp = tuple_val(BIF_ARG_1); @@ -1094,15 +1226,15 @@ BIF_RETTYPE erts_debug_dist_ext_to_term_2(BIF_ALIST_2) if (bitsize != 0) goto badarg; - ede.extp = binary_bytes(real_bin)+offset; - ede.ext_endp = ede.extp + size; + ede.data->extp = binary_bytes(real_bin)+offset; + ede.data->ext_endp = ede.data->extp + size; - hsz = erts_decode_dist_ext_size(&ede); + hsz = erts_decode_dist_ext_size(&ede, 1); if (hsz < 0) goto badarg; erts_factory_proc_prealloc_init(&factory, BIF_P, hsz); - res = erts_decode_dist_ext(&factory, &ede); + res = erts_decode_dist_ext(&factory, &ede, 1); erts_factory_close(&factory); if (is_value(res)) @@ -2348,7 +2480,7 @@ dec_atom(ErtsDistExternal *edep, byte* ep, Eterm* objp) return ep; } -static ERTS_INLINE ErlNode* dec_get_node(Eterm sysname, Uint32 creation) +static ERTS_INLINE ErlNode* dec_get_node(Eterm sysname, Uint32 creation, Eterm book) { if (sysname == INTERNAL_LOCAL_SYSNAME) /* && DFLAG_INTERNAL_TAGS */ return erts_this_node; @@ -2357,7 +2489,7 @@ static ERTS_INLINE ErlNode* dec_get_node(Eterm sysname, Uint32 creation) && (creation == erts_this_node->creation || creation == ORIG_CREATION)) return erts_this_node; - return erts_find_or_insert_node(sysname,creation); + return erts_find_or_insert_node(sysname,creation,book); } static byte* @@ -2403,7 +2535,7 @@ dec_pid(ErtsDistExternal *edep, ErtsHeapFactory* factory, byte* ep, * We are careful to create the node entry only after all * validity tests are done. */ - node = dec_get_node(sysname, cre); + node = dec_get_node(sysname, cre, make_boxed(factory->hp)); if(node == erts_this_node) { *objp = make_internal_pid(data); @@ -2481,11 +2613,21 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, { Eterm* cons = list_val(obj); Eterm tl; + Uint len_cnt = WSTACK_POP(s); obj = CAR(cons); tl = CDR(cons); - WSTACK_PUSH2(s, (is_list(tl) ? ENC_ONE_CONS : ENC_TERM), - tl); + if (is_list(tl)) { + len_cnt++; + WSTACK_PUSH3(s, len_cnt, ENC_ONE_CONS, tl); + } + else { + byte* list_lenp = (byte*) WSTACK_POP(s); + ASSERT(list_lenp[-1] == LIST_EXT); + put_int32(len_cnt, list_lenp); + + WSTACK_PUSH2(s, ENC_TERM, tl); + } } break; case ENC_PATCH_FUN_SIZE: @@ -2689,10 +2831,7 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, } case LIST_DEF: { - int is_str; - - i = is_external_string(obj, &is_str); - if (is_str) { + if (is_external_string(obj, &i)) { *ep++ = STRING_EXT; put_int16(i, ep); ep += 2; @@ -2701,9 +2840,12 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, *ep++ = unsigned_val(CAR(cons)); obj = CDR(cons); } + r -= i; } else { + r -= i/2; *ep++ = LIST_EXT; - put_int32(i, ep); + /* Patch list length when we find end of list */ + WSTACK_PUSH2(s, (UWord)ep, 1); ep += 4; goto encode_one_cons; } @@ -2961,9 +3103,13 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, return 0; } +/** @brief Is it a list of bytes not longer than MAX_STRING_LEN? + * @param lenp out: string length or number of list cells traversed + * @return true/false + */ static -Uint -is_external_string(Eterm list, int* p_is_string) +int +is_external_string(Eterm list, Uint* lenp) { Uint len = 0; @@ -2975,29 +3121,15 @@ is_external_string(Eterm list, int* p_is_string) Eterm* consp = list_val(list); Eterm hd = CAR(consp); - if (!is_byte(hd)) { - break; + if (!is_byte(hd) || ++len > MAX_STRING_LEN) { + *lenp = len; + return 0; } - len++; list = CDR(consp); } - /* - * If we have reached the end of the list, and we have - * not exceeded the maximum length of a string, this - * is a string. - */ - *p_is_string = is_nil(list) && len < MAX_STRING_LEN; - - /* - * Continue to calculate the length. - */ - while (is_list(list)) { - Eterm* consp = list_val(list); - len++; - list = CDR(consp); - } - return len; + *lenp = len; + return is_nil(list); } @@ -3397,7 +3529,7 @@ dec_term_atom_common: cre = get_int32(ep); ep += 4; } - node = dec_get_node(sysname, cre); + node = dec_get_node(sysname, cre, make_boxed(hp)); if(node == erts_this_node) { *objp = make_internal_port(num); } @@ -3477,7 +3609,7 @@ dec_term_atom_common: if (ref_words > ERTS_MAX_REF_NUMBERS) goto error; - node = dec_get_node(sysname, cre); + node = dec_get_node(sysname, cre, make_boxed(hp)); if(node == erts_this_node) { rtp = (ErtsORefThing *) hp; @@ -4075,8 +4207,8 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, for (;;) { ASSERT(!is_header(obj)); - if (ctx && --r == 0) { - *reds = r; + if (ctx && --r <= 0) { + *reds = 0; ctx->obj = obj; ctx->result = result; WSTACK_SAVE(s, &ctx->wstack); @@ -4166,8 +4298,10 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, result += (1 + encode_size_struct2(acmp, port_node_name(obj), dflags) + 4 + 1); break; - case LIST_DEF: - if ((m = is_string(obj)) && (m < MAX_STRING_LEN)) { + case LIST_DEF: { + int is_str = is_external_string(obj, &m); + r -= m/2; + if (is_str) { result += m + 2 + 1; } else { result += 5; @@ -4176,6 +4310,7 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, continue; /* big loop */ } break; + } case TUPLE_DEF: { Eterm* ptr = tuple_val(obj); @@ -4317,7 +4452,7 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, if (is_header(obj)) { switch (obj) { - case LIST_TAIL_OP: + case LIST_TAIL_OP: obj = (Eterm) WSTACK_POP(s); if (is_list(obj)) { Eterm* cons = list_val(obj); @@ -4343,7 +4478,7 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, WSTACK_DESTROY(s); if (ctx) { ASSERT(ctx->wstack.wstart == NULL); - *reds = r; + *reds = r < 0 ? 0 : r; } *res = result; return 0; diff --git a/erts/emulator/beam/external.h b/erts/emulator/beam/external.h index edac177cc6..396cd9f802 100644 --- a/erts/emulator/beam/external.h +++ b/erts/emulator/beam/external.h @@ -58,6 +58,8 @@ #define SMALL_ATOM_UTF8_EXT 'w' #define DIST_HEADER 'D' +#define DIST_FRAG_HEADER 'E' +#define DIST_FRAG_CONT 'F' #define ATOM_CACHE_REF 'R' #define ATOM_INTERNAL_REF2 'I' #define ATOM_INTERNAL_REF3 'K' @@ -122,13 +124,23 @@ typedef struct { #define ERTS_DIST_CON_ID_MASK ((Uint32) 0x00ffffff) /* also in net_kernel.erl */ -typedef struct { - DistEntry *dep; +struct binary; +typedef struct erl_dist_external_data ErtsDistExternalData; + +struct erl_dist_external_data { + Uint64 seq_id; + Uint64 frag_id; byte *extp; byte *ext_endp; + struct binary *binp; +}; + +typedef struct erl_dist_external { Sint heap_size; - Uint32 connection_id; + DistEntry *dep; Uint32 flags; + Uint32 connection_id; + ErtsDistExternalData *data; ErtsAtomTranslationTable attab; } ErtsDistExternal; @@ -155,8 +167,9 @@ void erts_reset_atom_cache_map(ErtsAtomCacheMap *); void erts_destroy_atom_cache_map(ErtsAtomCacheMap *); void erts_finalize_atom_cache_map(ErtsAtomCacheMap *, Uint32); -Uint erts_encode_ext_dist_header_size(ErtsAtomCacheMap *); -byte *erts_encode_ext_dist_header_setup(byte *, ErtsAtomCacheMap *); +Uint erts_encode_ext_dist_header_size(ErtsAtomCacheMap *, Uint); +byte *erts_encode_ext_dist_header_setup(byte *, ErtsAtomCacheMap *, Uint, Eterm); +byte *erts_encode_ext_dist_header_fragment(byte **, Uint, Eterm); Sint erts_encode_ext_dist_header_finalize(ErtsDistOutputBuf*, DistEntry *, Uint32 dflags, Sint reds); struct erts_dsig_send_context; int erts_encode_dist_ext_size(Eterm, Uint32, ErtsAtomCacheMap*, Uint* szp); @@ -171,20 +184,24 @@ Uint erts_encode_ext_size_ets(Eterm); void erts_encode_ext(Eterm, byte **); byte* erts_encode_ext_ets(Eterm, byte *, struct erl_off_heap_header** ext_off_heap); -ERTS_GLB_INLINE void erts_free_dist_ext_copy(ErtsDistExternal *); -ERTS_GLB_INLINE void *erts_dist_ext_trailer(ErtsDistExternal *); -ErtsDistExternal *erts_make_dist_ext_copy(ErtsDistExternal *, Uint); -void *erts_dist_ext_trailer(ErtsDistExternal *); -void erts_destroy_dist_ext_copy(ErtsDistExternal *); - -#define ERTS_PREP_DIST_EXT_FAILED (-1) -#define ERTS_PREP_DIST_EXT_SUCCESS (0) -#define ERTS_PREP_DIST_EXT_CLOSED (1) - -int erts_prepare_dist_ext(ErtsDistExternal *, byte *, Uint, - DistEntry *, Uint32 conn_id, ErtsAtomCache *); -Sint erts_decode_dist_ext_size(ErtsDistExternal *); -Eterm erts_decode_dist_ext(ErtsHeapFactory* factory, ErtsDistExternal *); +Uint erts_dist_ext_size(ErtsDistExternal *); +Uint erts_dist_ext_data_size(ErtsDistExternal *); +void erts_free_dist_ext_copy(ErtsDistExternal *); +void erts_make_dist_ext_copy(ErtsDistExternal *, ErtsDistExternal *); +void erts_dist_ext_frag(ErtsDistExternalData *, ErtsDistExternal *); +#define erts_get_dist_ext(HFRAG) ((ErtsDistExternal*)((HFRAG)->mem + (HFRAG)->used_size)) + +typedef enum { + ERTS_PREP_DIST_EXT_FAILED, + ERTS_PREP_DIST_EXT_SUCCESS, + ERTS_PREP_DIST_EXT_FRAG_CONT, + ERTS_PREP_DIST_EXT_CLOSED +} ErtsPrepDistExtRes; + +ErtsPrepDistExtRes erts_prepare_dist_ext(ErtsDistExternal *, byte *, Uint, struct binary *, + DistEntry *, Uint32, ErtsAtomCache *); +Sint erts_decode_dist_ext_size(ErtsDistExternal *, int); +Eterm erts_decode_dist_ext(ErtsHeapFactory*, ErtsDistExternal *, int); Sint erts_decode_ext_size(byte*, Uint); Sint erts_decode_ext_size_ets(byte*, Uint); @@ -200,25 +217,4 @@ int erts_debug_max_atom_out_cache_index(void); int erts_debug_atom_to_out_cache_index(Eterm); void transcode_free_ctx(DistEntry* dep); -#if ERTS_GLB_INLINE_INCL_FUNC_DEF - -ERTS_GLB_INLINE void -erts_free_dist_ext_copy(ErtsDistExternal *edep) -{ - if (edep->dep) - erts_deref_dist_entry(edep->dep); - erts_free(ERTS_ALC_T_EXT_TERM_DATA, edep); -} - -ERTS_GLB_INLINE void * -erts_dist_ext_trailer(ErtsDistExternal *edep) -{ - void *res = (void *) (edep->ext_endp - + ERTS_EXTRA_DATA_ALIGN_SZ(edep->ext_endp)); - ASSERT((((UWord) res) % sizeof(Uint)) == 0); - return res; -} - -#endif - #endif /* ERL_EXTERNAL_H__ */ diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h index 29de162b42..f9bbe4167f 100644 --- a/erts/emulator/beam/global.h +++ b/erts/emulator/beam/global.h @@ -113,6 +113,9 @@ extern Eterm erts_bld_resource_ref(Eterm** hp, ErlOffHeap*, ErtsResource*); extern void erts_pre_nif(struct enif_environment_t*, Process*, struct erl_module_nif*, Process* tracee); extern void erts_post_nif(struct enif_environment_t* env); +#ifdef DEBUG +int erts_dbg_is_resource_dying(ErtsResource*); +#endif extern void erts_resource_stop(ErtsResource*, ErlNifEvent, int is_direct_call); void erts_fire_nif_monitor(ErtsMonitor *tmon); void erts_nif_demonitored(ErtsResource* resource); @@ -1093,7 +1096,7 @@ extern int distribution_info(fmtfn_t, void *); extern int is_node_name_atom(Eterm a); extern int erts_net_message(Port *, DistEntry *, Uint32 conn_id, - byte *, ErlDrvSizeT, byte *, ErlDrvSizeT); + byte *, ErlDrvSizeT, Binary *, byte *, ErlDrvSizeT); extern void init_dist(void); extern int stop_dist(void); diff --git a/erts/emulator/beam/instrs.tab b/erts/emulator/beam/instrs.tab index e55c4a112d..1eb83b61f2 100644 --- a/erts/emulator/beam/instrs.tab +++ b/erts/emulator/beam/instrs.tab @@ -359,7 +359,7 @@ i_get_tuple_element2(Src, Element, Dst) { dst[1] = E2; } -i_get_tuple_element2y(Src, Element, D1, D2) { +i_get_tuple_element2_dst(Src, Element, D1, D2) { Eterm* src; Eterm E1, E2; src = ADD_BYTE_OFFSET(tuple_val($Src), $Element); @@ -436,6 +436,30 @@ init(Y) { make_blank($Y); } +init_seq3(Y1) { + Eterm* dst = &$Y1; + make_blank(dst[0]); + make_blank(dst[1]); + make_blank(dst[2]); +} + +init_seq4(Y1) { + Eterm* dst = &$Y1; + make_blank(dst[0]); + make_blank(dst[1]); + make_blank(dst[2]); + make_blank(dst[3]); +} + +init_seq5(Y1) { + Eterm* dst = &$Y1; + make_blank(dst[0]); + make_blank(dst[1]); + make_blank(dst[2]); + make_blank(dst[3]); + make_blank(dst[4]); +} + init2(Y1, Y2) { make_blank($Y1); make_blank($Y2); @@ -488,6 +512,15 @@ move_shift(Src, SD, D) { $SD = V; } +move_window2(S1, S2, D) { + Eterm xt0, xt1; + Eterm* y = &$D; + xt0 = $S1; + xt1 = $S2; + y[0] = xt0; + y[1] = xt1; +} + move_window3(S1, S2, S3, D) { Eterm xt0, xt1, xt2; Eterm* y = &$D; @@ -642,12 +675,6 @@ is_nonempty_list(Fail, Src) { } } -is_nonempty_list_test_heap(Fail, Need, Live) { - //| -no_prefetch - $is_nonempty_list($Fail, x(0)); - $test_heap($Need, $Live); -} - is_nonempty_list_allocate(Fail, Src, Need, Live) { //| -no_prefetch $is_nonempty_list($Fail, $Src); @@ -660,6 +687,18 @@ is_nonempty_list_get_list(Fail, Src, Hd, Tl) { $get_list($Src, $Hd, $Tl); } +is_nonempty_list_get_hd(Fail, Src, Hd) { + //| -no_prefetch + $is_nonempty_list($Fail, $Src); + $get_hd($Src, $Hd); +} + +is_nonempty_list_get_tl(Fail, Src, Tl) { + //| -no_prefetch + $is_nonempty_list($Fail, $Src); + $get_tl($Src, $Tl); +} + jump(Fail) { $JUMP($Fail); } @@ -797,6 +836,16 @@ test_arity(Fail, Pointer, Arity) { } } +test_arity_get_tuple_element(Fail, Pointer, Arity, Pos, Dst) { + Eterm* ptr = tuple_val($Pointer); + Eterm* src; + if (*ptr != $Arity) { + $FAIL($Fail); + } + src = ADD_BYTE_OFFSET(ptr, $Pos); + $Dst = *src; +} + i_is_eq_exact_immed(Fail, X, Y) { if ($X != $Y) { $FAIL($Fail); @@ -835,12 +884,16 @@ i_is_ne_exact_literal(Fail, Src, Literal) { } } -is_eq(Fail, X, Y) { - CMP_EQ_ACTION($X, $Y, $FAIL($Fail)); +is_eq(Fail, A, B) { + Eterm a = $A; + Eterm b = $B; + CMP_EQ_ACTION(a, b, $FAIL($Fail)); } -is_ne(Fail, X, Y) { - CMP_NE_ACTION($X, $Y, $FAIL($Fail)); +is_ne(Fail, A, B) { + Eterm a = $A; + Eterm b = $B; + CMP_NE_ACTION(a, b, $FAIL($Fail)); } is_lt(Fail, X, Y) { diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c index 5325480901..b961c639f5 100644 --- a/erts/emulator/beam/io.c +++ b/erts/emulator/beam/io.c @@ -3644,20 +3644,22 @@ typedef struct { Eterm reason; } ErtsPortExitContext; -static void link_port_exit(ErtsLink *lnk, void *vpectxt) +static int link_port_exit(ErtsLink *lnk, void *vpectxt, Sint reds) { ErtsPortExitContext *pectxt = vpectxt; erts_proc_sig_send_link_exit(NULL, pectxt->port_id, lnk, pectxt->reason, NIL); + return 1; } -static void monitor_port_exit(ErtsMonitor *mon, void *vpectxt) +static int monitor_port_exit(ErtsMonitor *mon, void *vpectxt, Sint reds) { ErtsPortExitContext *pectxt = vpectxt; if (erts_monitor_is_target(mon)) erts_proc_sig_send_monitor_down(mon, pectxt->reason); else erts_proc_sig_send_demonitor(mon); + return 1; } /* 'from' is sending 'this_port' an exit signal, (this_port must be internal). @@ -4073,7 +4075,7 @@ done: * to the caller. */ int -erl_drv_port_control(Eterm port_num, char cmd, char* buff, ErlDrvSizeT size) +erl_drv_port_control(Eterm port_num, unsigned int cmd, char* buff, ErlDrvSizeT size) { ErtsProc2PortSigData *sigdp = erts_port_task_alloc_p2p_sig_data(); @@ -4836,7 +4838,7 @@ typedef struct { void *arg; } prt_one_lnk_data; -static void prt_one_monitor(ErtsMonitor *mon, void *vprtd) +static int prt_one_monitor(ErtsMonitor *mon, void *vprtd, Sint reds) { ErtsMonitorData *mdp = erts_monitor_to_data(mon); prt_one_lnk_data *prtd = (prt_one_lnk_data *) vprtd; @@ -4844,12 +4846,14 @@ static void prt_one_monitor(ErtsMonitor *mon, void *vprtd) erts_print(prtd->to, prtd->arg, "(%p,%T)", mon->other.ptr, mdp->ref); else erts_print(prtd->to, prtd->arg, "(%T,%T)", mon->other.item, mdp->ref); + return 1; } -static void prt_one_lnk(ErtsLink *lnk, void *vprtd) +static int prt_one_lnk(ErtsLink *lnk, void *vprtd, Sint reds) { prt_one_lnk_data *prtd = (prt_one_lnk_data *) vprtd; erts_print(prtd->to, prtd->arg, "%T", lnk->other.item); + return 1; } static void dump_port_state(fmtfn_t to, void *arg, erts_aint32_t state) @@ -5100,7 +5104,7 @@ erts_port_resume_procs(Port *prt) erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), "%T", prt->common.id); while (plp2 != NULL) { - erts_snprintf(pid_str, sizeof(DTRACE_CHARBUF_NAME(pid_str)), "%T", plp2->pid); + erts_snprintf(pid_str, sizeof(DTRACE_CHARBUF_NAME(pid_str)), "%T", plp2->u.pid); DTRACE2(process_port_unblocked, pid_str, port_str); } } @@ -6177,6 +6181,7 @@ int driver_output_binary(ErlDrvPort ix, char* hbuf, ErlDrvSizeT hlen, dep, conn_id, (byte*) hbuf, hlen, + ErlDrvBinary2Binary(bin), (byte*) (bin->orig_bytes+offs), len); } else @@ -6222,12 +6227,14 @@ int driver_output2(ErlDrvPort ix, char* hbuf, ErlDrvSizeT hlen, dep, conn_id, NULL, 0, + NULL, (byte*) hbuf, hlen); else return erts_net_message(prt, dep, conn_id, (byte*) hbuf, hlen, + NULL, (byte*) buf, len); } else if (state & ERTS_PORT_SFLG_LINEBUF_IO) diff --git a/erts/emulator/beam/msg_instrs.tab b/erts/emulator/beam/msg_instrs.tab index 9bf3aefaca..6f8d1469ef 100644 --- a/erts/emulator/beam/msg_instrs.tab +++ b/erts/emulator/beam/msg_instrs.tab @@ -137,8 +137,8 @@ i_loop_rec(Dest) { if (ERTS_UNLIKELY(ERTS_SIG_IS_EXTERNAL_MSG(msgp))) { FCALLS -= 10; /* FIXME: bump appropriate amount... */ - SWAPOUT; /* erts_decode_dist_message() may write to heap... */ - if (!erts_decode_dist_message(c_p, ERTS_PROC_LOCK_MAIN, msgp, 0)) { + SWAPOUT; /* erts_proc_sig_decode_dist() may write to heap... */ + if (!erts_proc_sig_decode_dist(c_p, ERTS_PROC_LOCK_MAIN, msgp, 0)) { /* * A corrupt distribution message that we weren't able to decode; * remove it... diff --git a/erts/emulator/beam/ops.tab b/erts/emulator/beam/ops.tab index 8e730e42d6..da5364183c 100644 --- a/erts/emulator/beam/ops.tab +++ b/erts/emulator/beam/ops.tab @@ -74,23 +74,19 @@ trace_jump W return +# To ensure that a "move Src x(0)" instruction can be combined with +# the following call instruction, we need to make sure that there is +# no line/1 instruction between the move and the call. # -# To ensure that a "move Src x(0)" instruction can be combined -# with the following call instruction, we need to make sure that -# there is no line/1 instruction between the move and the call. -# -# A tail-recursive call to an external function (non-BIF) will -# never be saved on the stack, so there is no reason to keep -# the line instruction. (The compiler did not remove the line -# instruction because it cannot tell the difference between -# BIFs and ordinary Erlang functions.) -# +# A tail-recursive call to an external function (BIF or non-BIF) will +# never be saved on the stack, so there is no reason to keep the line +# instruction. move S X0=x==0 | line Loc | call_ext Ar Func => \ line Loc | move S X0 | call_ext Ar Func -move S X0=x==0 | line Loc | call_ext_last Ar Func=u$is_not_bif D => \ +move S X0=x==0 | line Loc | call_ext_last Ar Func D => \ move S X0 | call_ext_last Ar Func D -move S X0=x==0 | line Loc | call_ext_only Ar Func=u$is_not_bif => \ +move S X0=x==0 | line Loc | call_ext_only Ar Func => \ move S X0 | call_ext_only Ar Func move S X0=x==0 | line Loc | call Ar Func => \ line Loc | move S X0 | call Ar Func @@ -102,9 +98,9 @@ line I allocate t t? allocate_heap t I t? -%cold +# This instruction when a BIF is called tail-recursively when +# ther is stack frame. deallocate Q -%hot init y allocate_zero t t? @@ -118,11 +114,21 @@ test_heap I t? allocate_heap S u==0 R => allocate S R allocate_heap_zero S u==0 R => allocate_zero S R -init2 y y -init3 y y y +init Y1 | init Y2 | init Y3 | succ(Y1,Y2) | succ(Y2,Y3) => init_seq3 Y1 +init_seq3 Y1 | init Y4 | succ3(Y1,Y4) => init_seq4 Y1 +init_seq4 Y1 | init Y5 | succ4(Y1,Y5) => init_seq5 Y1 + +init_seq3 y +init_seq4 y +init_seq5 y + init Y1 | init Y2 | init Y3 => init3 Y1 Y2 Y3 init Y1 | init Y2 => init2 Y1 Y2 +init2 y y +init3 y y y + + # Selecting values select_val S=aiq Fail=f Size=u Rest=* => const_select_val(S, Fail, Size, Rest) @@ -205,14 +211,11 @@ set_tuple_element s S P # Get tuple element -i_get_tuple_element xy P x - -%cold -i_get_tuple_element xy P y -%hot +i_get_tuple_element xy P xy i_get_tuple_element2 x P x -i_get_tuple_element2y x P y y +i_get_tuple_element2_dst x P x x +i_get_tuple_element2_dst x P y y i_get_tuple_element3 x P x @@ -274,6 +277,9 @@ move_window/6 move X1=x Y1=y | move X2=x Y2=y | move X3=x Y3=y | succ(Y1,Y2) | succ(Y2,Y3) => \ move_window X1 X2 X3 Y1 Y3 +move X1=x Y1=y | move X2=x Y2=y | succ(Y1,Y2) => \ + move_window2 X1 X2 Y1 + move_window X1=x X2=x X3=x Y1=y Y3=y | move X4=x Y4=y | succ(Y3,Y4) => \ move_window X1 X2 X3 X4 Y1 Y4 @@ -283,12 +289,13 @@ move_window X1=x X2=x X3=x X4=x Y1=y Y4=y | move X5=x Y5=y | succ(Y4,Y5) => \ move_window X1=x X2=x X3=x Y1=y Y3=y => move_window3 X1 X2 X3 Y1 move_window X1=x X2=x X3=x X4=x Y1=y Y4=y => move_window4 X1 X2 X3 X4 Y1 +move_window2 x x y move_window3 x x x y move_window4 x x x x y move_window5 x x x x x y # Swap registers. -move R1=x Tmp=x | move R2=xy R1 | move Tmp R2 => swap_temp R1 R2 Tmp +move R1=x Tmp=x | move R2=x R1 | move Tmp R2 => swap_temp R1 R2 Tmp swap_temp R1 R2 Tmp | line Loc | apply Live | is_killed_apply(Tmp, Live) => \ swap R1 R2 | line Loc | apply Live @@ -307,84 +314,84 @@ swap_temp R1 R2 Tmp | line Loc | call_ext_only Live Addr | \ swap_temp R1 R2 Tmp | line Loc | call_ext_last Live Addr D | \ is_killed(Tmp, Live) => swap R1 R2 | line Loc | call_ext_last Live Addr D -swap_temp x xy x - -swap x xy - -move Src=x D1=x | move Src=x D2=x => move_dup Src D1 D2 -move Src=x SD=x | move SD=x D=x => move_dup Src SD D -move Src=x D1=x | move Src=x D2=y => move_dup Src D1 D2 -move Src=y SD=x | move SD=x D=y => move_dup Src SD D -move Src=x SD=x | move SD=x D=y => move_dup Src SD D -move Src=y SD=x | move SD=x D=x => move_dup Src SD D - -move SD=x D=x | move Src=xy SD=x => move_shift Src SD D -move SD=y D=x | move Src=x SD=y => move_shift Src SD D -move SD=x D=y | move Src=x SD=x => move_shift Src SD D - -# The transformations above guarantee that the source for -# the second move is not the same as the destination for -# the first move. That means that we can do the moves in -# parallel (fetch both values, then store them) which could -# be faster. - -move X1=x Y1=y | move X2=x Y2=y => move2_par X1 Y1 X2 Y2 -move Y1=y X1=x | move Y2=y X2=x => move2_par Y1 X1 Y2 X2 - -move X1=x X2=x | move X3=x X4=x => move2_par X1 X2 X3 X4 - -move X1=x X2=x | move X3=x Y1=y => move2_par X1 X2 X3 Y1 +swap_temp x x x -move S1=x S2=x | move X1=x Y1=y => move2_par S1 S2 X1 Y1 +swap x x -move S1=y S2=x | move X1=x Y1=y => move2_par S1 S2 X1 Y1 +# move_dup -move Y1=y X1=x | move S1=x D1=x => move2_par Y1 X1 S1 D1 -move S1=x D1=x | move Y1=y X1=x => move2_par S1 D1 Y1 X1 +move Src=x D1=x | move Src=x D2=x => move_dup Src D1 D2 +move Src=x SD=x | move SD=x D=x => move_dup Src SD D -move2_par X1=x Y1=y X2=x Y2=y | move X3=x Y3=y => move3 X1 Y1 X2 Y2 X3 Y3 -move2_par Y1=y X1=x Y2=y X2=x | move Y3=y X3=x => move3 Y1 X1 Y2 X2 Y3 X3 -move2_par X1=x X2=x X3=x X4=x | move X5=x X6=x => move3 X1 X2 X3 X4 X5 X6 +move_dup x x x -move C=aiq X=x==1 => move_x1 C -move C=aiq X=x==2 => move_x2 C +# move_shift -move_x1 c -move_x2 c +move SD=x D=x | move Src=xy SD=x | distinct(D, Src) => move_shift Src SD D +move SD=y D=x | move Src=x SD=y | distinct(D, Src) => move_shift Src SD D +move SD=x D=y | move Src=x SD=x | distinct(D, Src) => move_shift Src SD D move_shift x x x move_shift y x x move_shift x y x move_shift x x y -move_dup xy x xy +# move2_par x x x x -move2_par x y x y -move2_par y x y x +move X1=x X2=x | move X3=x X4=x | independent_moves(X1, X2, X3, X4) => \ + move2_par X1 X2 X3 X4 move2_par x x x x +# move2_par x x x y + +move X1=x X2=x | move X3=x Y1=y | independent_moves(X1, X2, X3, Y1) => \ + move2_par X1 X2 X3 Y1 +move X3=x Y1=y | move X1=x X2=x | independent_moves(X3, Y1, X1, X2) => \ + move2_par X1 X2 X3 Y1 move2_par x x x y +# move2_par y x y x + +move Y1=y X1=x | move Y2=y X2=x => move2_par Y1 X1 Y2 X2 +move2_par y x y x + +# move2_par y x x y + +move S1=y S2=x | move X1=x Y1=y | independent_moves(S1, S2, X1, Y1) => \ + move2_par S1 S2 X1 Y1 +move X1=x Y1=y | move S1=y S2=x | independent_moves(S1, S2, X1, Y1) => \ + move2_par S1 S2 X1 Y1 move2_par y x x y -move2_par x x y x +# move2_par y x x x + +move Y1=y X1=x | move S1=x D1=x | independent_moves(Y1, X1, S1, D1) => \ + move2_par Y1 X1 S1 D1 +move S1=x D1=x | move Y1=y X1=x | independent_moves(Y1, X1, S1, D1) => \ + move2_par Y1 X1 S1 D1 move2_par y x x x -move3 x y x y x y +# move3 + +move2_par Y1=y X1=x Y2=y X2=x | move Y3=y X3=x => move3 Y1 X1 Y2 X2 Y3 X3 +move2_par X1=x X2=x X3=x X4=x | move X5=x X6=x => move3 X1 X2 X3 X4 X5 X6 + move3 y x y x y x move3 x x x x x x -# The compiler almost never generates a "move Literal y(Y)" instruction, -# so let's cheat if we encounter one. -move S=n D=y => init D -move S=c D=y => move S x | move x D +# move_x1, move_x2 + +move C=aiq X=x==1 => move_x1 C +move C=aiq X=x==2 => move_x2 C + +move n D=y => init D + +move_x1 c +move_x2 c -move x x -move x y -move y x -move c x +move xy xy +move c xy move n x -move y y # The following move instructions using x(0) are frequently used. @@ -478,9 +485,13 @@ is_ge f? c x is_ge f? s s %hot -is_eq f? s s +is_eq Fail=f Const=c Reg=xy => is_eq Fail Reg Const +is_eq Fail=f C1=c C2=c => move C1 x | is_eq Fail x C2 +is_eq f? S s -is_ne f? s s +is_ne Fail=f Const=c Reg=xy => is_ne Fail Reg Const +is_ne Fail=f C1=c C2=c => move C1 x | is_ne Fail x C2 +is_ne f? S s # # Putting tuples. @@ -611,9 +622,13 @@ is_tuple f? rxy test_arity Fail Literal=q Arity => move Literal x | test_arity Fail x Arity test_arity Fail=f c Arity => jump Fail +test_arity Fail Tuple=x Arity | get_tuple_element Tuple Pos Dst=x => \ + test_arity_get_tuple_element Fail Tuple Arity Pos Dst test_arity f? xy A +test_arity_get_tuple_element f? x A P x + get_tuple_element Reg=x P1 D1=x | get_tuple_element Reg=x P2 D2=x | \ get_tuple_element Reg=x P3 D3=x | \ succ(P1, P2) | succ(P2, P3) | \ @@ -622,8 +637,11 @@ get_tuple_element Reg=x P1 D1=x | get_tuple_element Reg=x P2 D2=x | \ get_tuple_element Reg=x P1 D1=x | get_tuple_element Reg=x P2 D2=x | \ succ(P1, P2) | succ(D1, D2) => i_get_tuple_element2 Reg P1 D1 +get_tuple_element Reg=x P1 D1=x | get_tuple_element Reg=x P2 D2=x | \ + succ(P1, P2) | distinct(D1, Reg) => i_get_tuple_element2_dst Reg P1 D1 D2 + get_tuple_element Reg=x P1 D1=y | get_tuple_element Reg=x P2 D2=y | \ - succ(P1, P2) => i_get_tuple_element2y Reg P1 D1 D2 + succ(P1, P2) => i_get_tuple_element2_dst Reg P1 D1 D2 get_tuple_element Reg P Dst => i_get_tuple_element Reg P Dst @@ -647,14 +665,21 @@ is_list f? y is_nonempty_list Fail=f S=x | allocate Need Rs => is_nonempty_list_allocate Fail S Need Rs -is_nonempty_list F=f x==0 | test_heap I1 I2 => is_nonempty_list_test_heap F I1 I2 - is_nonempty_list Fail=f S=x | get_list S D1=x D2=x => \ is_nonempty_list_get_list Fail S D1 D2 +is_nonempty_list Fail=f S=x | get_hd S Dst=x => \ + is_nonempty_list_get_hd Fail S Dst + +is_nonempty_list Fail=f S=x | get_tl S Dst=x => \ + is_nonempty_list_get_tl Fail S Dst + is_nonempty_list_allocate f? rx t t -is_nonempty_list_test_heap f? I t + is_nonempty_list_get_list f? rx x x +is_nonempty_list_get_hd f? x x +is_nonempty_list_get_tl f? x x + is_nonempty_list f? xy is_atom f? x @@ -956,10 +981,9 @@ call_ext_only u==0 u$func:os:perf_counter/0 => \ call_ext u Bif=u$is_bif => call_bif Bif -call_ext_last u Bif=u$is_bif D => call_bif Bif | deallocate_return D +call_ext_last u Bif=u$is_bif D => deallocate D | call_bif_only Bif -call_ext_only Ar=u Bif=u$is_bif => \ - allocate u Ar | call_bif Bif | deallocate_return u +call_ext_only Ar=u Bif=u$is_bif => call_bif_only Bif # # Any remaining calls are calls to Erlang functions, not BIFs. @@ -991,6 +1015,7 @@ i_perf_counter %hot call_bif e +call_bif_only e # # Calls to non-building and guard BIFs. @@ -999,6 +1024,9 @@ call_bif e bif0 u$bif:erlang:self/0 Dst=d => self Dst bif0 u$bif:erlang:node/0 Dst=d => node Dst +bif1 Fail=f Bif=u$bif:erlang:hd/1 Src=x Dst=x => is_nonempty_list_get_hd Fail Src Dst +bif1 Fail=f Bif=u$bif:erlang:tl/1 Src=x Dst=x => is_nonempty_list_get_tl Fail Src Dst + bif1 Fail Bif=u$bif:erlang:get/1 Src=s Dst=d => gen_get(Src, Dst) bif2 Jump=j u$bif:erlang:element/2 S1=s S2=xy Dst=d => gen_element(Jump, S1, S2, Dst) @@ -1087,19 +1115,33 @@ is_function Fail=f c => jump Fail func_info M F A => i_func_info u M F A # ================================================================ -# New bit syntax matching (R11B). +# Bit syntax matching obsoleted in OTP 22. # ================================================================ -%warm +%cold bs_start_match2 Fail=f ica X Y D => jump Fail bs_start_match2 Fail Bin X Y D => i_bs_start_match2 Bin Fail X Y D i_bs_start_match2 xy f t t d +bs_save2 Y=y Index => move Y x | bs_save2 x Index bs_save2 Reg Index => gen_bs_save(Reg, Index) -i_bs_save2 xy t +i_bs_save2 x t +bs_restore2 Y=y Index => move Y x | bs_restore2 x Index bs_restore2 Reg Index => gen_bs_restore(Reg, Index) -i_bs_restore2 xy t +i_bs_restore2 x t + +bs_context_to_binary Y=y | line L | badmatch Y => \ + move Y x | bs_context_to_binary x | line L | badmatch x +bs_context_to_binary Y=y => move Y x | bs_context_to_binary x +bs_context_to_binary x +%warm + +# ================================================================ +# New bit syntax matching (R11B). +# ================================================================ + +%warm # Matching integers bs_match_string Fail Ms Bits Val => i_bs_match_string Ms Fail Bits Val @@ -1118,7 +1160,7 @@ i_bs_get_integer_imm Ms Bits Live Fail Flags Y=y => \ i_bs_get_integer_small_imm xy W f? t x i_bs_get_integer_imm xy W t f? t x -i_bs_get_integer f? t t xy s d +i_bs_get_integer xy f? t t s d i_bs_get_integer_8 xy f? d i_bs_get_integer_16 xy f? d @@ -1130,9 +1172,9 @@ i_bs_get_integer_32 xy f? d bs_get_binary2 Fail=f Ms=xy Live=u Sz=sq Unit=u Flags=u Dst=d => \ gen_get_binary2(Fail, Ms, Live, Sz, Unit, Flags, Dst) -i_bs_get_binary_imm2 f? xy t W t d -i_bs_get_binary2 f xy t? s t d -i_bs_get_binary_all2 f? xy t t d +i_bs_get_binary_imm2 xy f? t W t d +i_bs_get_binary2 xy f t? s t d +i_bs_get_binary_all2 xy f? t t d i_bs_get_binary_all_reuse xy f? t # Fetching float from binaries. @@ -1141,7 +1183,7 @@ bs_get_float2 Fail=f Ms=xy Live=u Sz=s Unit=u Flags=u Dst=d => \ bs_get_float2 Fail=f Ms=x Live=u Sz=q Unit=u Flags=u Dst=d => jump Fail -i_bs_get_float2 f? xy t s t d +i_bs_get_float2 xy f? t s t d # Miscellanous @@ -1149,8 +1191,7 @@ bs_skip_bits2 Fail=f Ms=xy Sz=sq Unit=u Flags=u => \ gen_skip_bits2(Fail, Ms, Sz, Unit, Flags) i_bs_skip_bits_imm2 f? xy W -i_bs_skip_bits2 f? xy xy t -i_bs_skip_bits_all2 f? xy t +i_bs_skip_bits2 xy xy f? t bs_test_tail2 Fail=f Ms=xy Bits=u==0 => bs_test_zero_tail2 Fail Ms bs_test_tail2 Fail=f Ms=xy Bits=u => bs_test_tail_imm2 Fail Ms Bits @@ -1161,16 +1202,6 @@ bs_test_unit F Ms Unit=u==8 => bs_test_unit8 F Ms bs_test_unit f? xy t bs_test_unit8 f? xy -# An y register operand for bs_context_to_binary is rare, -# but can happen because of inlining. - -bs_context_to_binary Y=y | line L | badmatch Y => \ - move Y x | bs_context_to_binary x | line L | badmatch x - -bs_context_to_binary Y=y => move Y x | bs_context_to_binary x - -bs_context_to_binary x - # Gets a bitstring from the tail of a context. bs_get_tail xy d t @@ -1296,31 +1327,35 @@ i_bs_private_append j? t s S x bs_put_integer Fail=j Sz=sq Unit=u Flags=u Src=s => \ gen_put_integer(Fail, Sz, Unit, Flags, Src) -i_new_bs_put_integer j? s t s -i_new_bs_put_integer_imm j? W t s +i_new_bs_put_integer j? S t s +i_new_bs_put_integer_imm xyc j? W t # # Utf8/utf16/utf32 support. (R12B-5) # -bs_utf8_size j Src=s Dst=d => i_bs_utf8_size Src Dst - -i_bs_utf8_size s x +bs_utf8_size j Src Dst=d => i_bs_utf8_size Src Dst +bs_utf16_size j Src Dst=d => i_bs_utf16_size Src Dst -bs_utf16_size j Src=s Dst=d => i_bs_utf16_size Src Dst +bs_put_utf8 Fail u Src => i_bs_put_utf8 Fail Src -i_bs_utf16_size s x - -bs_put_utf8 Fail u Src=s => i_bs_put_utf8 Fail Src +bs_put_utf32 Fail=j Flags=u Src=s => \ + i_bs_validate_unicode Fail Src | bs_put_integer Fail i=32 u=1 Flags Src -i_bs_put_utf8 j? s +i_bs_utf8_size S x +i_bs_utf16_size S x -bs_put_utf16 j? t s +i_bs_put_utf8 j? S +bs_put_utf16 j? t S -bs_put_utf32 Fail=j Flags=u Src=s => \ - i_bs_validate_unicode Fail Src | bs_put_integer Fail i=32 u=1 Flags Src +i_bs_validate_unicode j? S -i_bs_validate_unicode j? s +# Handle unoptimized code. +i_bs_utf8_size Src=c Dst => move Src x | i_bs_utf8_size x Dst +i_bs_utf16_size Src=c Dst => move Src x | i_bs_utf16_size x Dst +i_bs_put_utf8 Fail Src=c => move Src x | i_bs_put_utf8 Fail x +bs_put_utf16 Fail Flags Src=c => move Src x | bs_put_utf16 Fail Flags x +i_bs_validate_unicode Fail Src=c => move Src x | i_bs_validate_unicode Fail x # # Storing floats into binaries. @@ -1330,7 +1365,7 @@ bs_put_float Fail Sz=q Unit Flags Val => badarg Fail bs_put_float Fail=j Sz=s Unit=u Flags=u Src=s => \ gen_put_float(Fail, Sz, Unit, Flags, Src) -i_new_bs_put_float j? s t s +i_new_bs_put_float j? S t s i_new_bs_put_float_imm j? W t s # @@ -1340,9 +1375,18 @@ i_new_bs_put_float_imm j? W t s bs_put_binary Fail=j Sz=s Unit=u Flags=u Src=s => \ gen_put_binary(Fail, Sz, Unit, Flags, Src) -i_new_bs_put_binary j? s t s -i_new_bs_put_binary_imm j? W s -i_new_bs_put_binary_all j? s t +# In unoptimized code, the binary argument could be a literal. (In optimized code, +# there would be a bs_put_string instruction.) +i_new_bs_put_binary Fail Size Unit Lit=c => \ + move Lit x | i_new_bs_put_binary Fail Size Unit x +i_new_bs_put_binary_imm Fail Size Lit=c => \ + move Lit x | i_new_bs_put_binary_imm Fail Size x +i_new_bs_put_binary_all Lit=c Fail Unit => \ + move Lit x | i_new_bs_put_binary_all x Fail Unit + +i_new_bs_put_binary j? S t S +i_new_bs_put_binary_imm j? W S +i_new_bs_put_binary_all xy j? t # # Warning: The i_bs_put_string and i_new_bs_put_string instructions diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h index 869a575cb4..a6312293cc 100644 --- a/erts/emulator/beam/sys.h +++ b/erts/emulator/beam/sys.h @@ -111,6 +111,23 @@ #endif #endif +/* + * Test for clang's convenient __has_builtin feature checking macro. + */ +#ifndef __has_builtin + #define __has_builtin(x) 0 +#endif + +/* + * Define HAVE_OVERFLOW_CHECK_BUILTINS if the overflow checking arithmetic + * builtins are available. + */ +#if ERTS_AT_LEAST_GCC_VSN__(5, 1, 0) +# define HAVE_OVERFLOW_CHECK_BUILTINS 1 +#elif __has_builtin(__builtin_mul_overflow) +# define HAVE_OVERFLOW_CHECK_BUILTINS 1 +#endif + #include "erl_misc_utils.h" /* @@ -1291,4 +1308,13 @@ erts_raw_env_next_char(byte *p, int encoding) #endif /* #if ERTS_GLB_INLINE_INCL_FUNC_DEF */ +/* + * Magic numbers for our driver port_control callbacks. + * Kept them below 1<<27 to not inflict extra bignum garbage on 32-bit. + */ +#define ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER 0x018b0900U +#define ERTS_INET_DRV_CONTROL_MAGIC_NUMBER 0x03f1a300U +#define ERTS_SPAWN_DRV_CONTROL_MAGIC_NUMBER 0x04c76a00U +#define ERTS_FORKER_DRV_CONTROL_MAGIC_NUMBER 0x050a7800U + #endif diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c index 1e7b494a91..36cfe0548e 100644 --- a/erts/emulator/beam/utils.c +++ b/erts/emulator/beam/utils.c @@ -1946,7 +1946,7 @@ do_allocate_logger_message(Eterm gleader, ErtsMonotonicTime *ts, Eterm *pid, else sz += MAP4_SZ /* metadata map w gl w pid*/; - *ts = ERTS_MONOTONIC_TO_USEC(erts_get_monotonic_time(NULL) + erts_get_time_offset()); + *ts = ERTS_MONOTONIC_TO_USEC(erts_os_system_time()); erts_bld_sint64(NULL, &sz, *ts); *bp = new_message_buffer(sz); @@ -2701,7 +2701,8 @@ Sint erts_cmp_compound(Eterm a, Eterm b, int exact, int eq_only) if((AN)->sysname != (BN)->sysname) \ RETURN_NEQ(erts_cmp_atoms((AN)->sysname, (BN)->sysname)); \ ASSERT((AN)->creation != (BN)->creation); \ - RETURN_NEQ(((AN)->creation < (BN)->creation) ? -1 : 1); \ + if ((AN)->creation != 0 && (BN)->creation != 0) \ + RETURN_NEQ(((AN)->creation < (BN)->creation) ? -1 : 1); \ } \ } while (0) @@ -3486,7 +3487,7 @@ store_external_or_ref_(Uint **hpp, ErlOffHeap* oh, Eterm ns) if (is_external_header(*from_hp)) { ExternalThing *etp = (ExternalThing *) from_hp; ASSERT(is_external(ns)); - erts_refc_inc(&etp->node->refc, 2); + erts_ref_node_entry(etp->node, 2, make_boxed(to_hp)); } else if (is_ordinary_ref_thing(from_hp)) return make_internal_ref(to_hp); diff --git a/erts/emulator/drivers/common/inet_drv.c b/erts/emulator/drivers/common/inet_drv.c index 1c7aa56199..c93966d24f 100644 --- a/erts/emulator/drivers/common/inet_drv.c +++ b/erts/emulator/drivers/common/inet_drv.c @@ -574,7 +574,7 @@ static int my_strncasecmp(const char *s1, const char *s2, size_t n) driver_select(port, e, mode | (on?ERL_DRV_USE:0), on) #define sock_select(d, flags, onoff) do { \ - ASSERT(!(d)->is_ignored); \ + ASSERT(!INET_IGNORED(d)); \ (d)->event_mask = (onoff) ? \ ((d)->event_mask | (flags)) : \ ((d)->event_mask & ~(flags)); \ @@ -898,6 +898,15 @@ static size_t my_strnlen(const char *s, size_t maxlen) #define INET_CMSG_RECVTCLASS (1 << 1) /* am_recvtclass, am_tclass */ #define INET_CMSG_RECVTTL (1 << 2) /* am_recvttl, am_ttl */ +/* Inet flags */ +#define INET_FLG_BUFFER_SET (1 << 0) /* am_buffer has been set by user */ +#define INET_FLG_IS_IGNORED (1 << 1) /* If a fd is ignored by the inet_drv. + This flag should be set to true when + the fd is used outside of inet_drv. */ +#define INET_FLG_IS_IGNORED_RD (1 << 2) +#define INET_FLG_IS_IGNORED_WR (1 << 3) +#define INET_FLG_IS_IGNORED_PASS (1 << 4) + /* ** End of interface constants. **--------------------------------------------------------------------------*/ @@ -943,10 +952,11 @@ static size_t my_strnlen(const char *s, size_t maxlen) #define INET_IFNAMSIZ 16 /* INET Ignore states */ -#define INET_IGNORE_NONE 0 -#define INET_IGNORE_READ (1 << 0) -#define INET_IGNORE_WRITE (1 << 1) -#define INET_IGNORE_PASSIVE (1 << 2) +#define INET_IGNORE_CLEAR(desc) ((desc)->flags & ~(INET_IGNORE_READ|INET_IGNORE_WRITE|INET_IGNORE_PASSIVE)) +#define INET_IGNORED(desc) ((desc)->flags & INET_FLG_IS_IGNORED) +#define INET_IGNORE_READ (INET_FLG_IS_IGNORED|INET_FLG_IS_IGNORED_RD) +#define INET_IGNORE_WRITE (INET_FLG_IS_IGNORED|INET_FLG_IS_IGNORED_WR) +#define INET_IGNORE_PASSIVE (INET_FLG_IS_IGNORED|INET_FLG_IS_IGNORED_PASS) /* Max length of Erlang Term Buffer (for outputting structured terms): */ #ifdef HAVE_SCTP @@ -1128,9 +1138,7 @@ typedef struct { double send_avg; /* average packet size sent */ subs_list empty_out_q_subs; /* Empty out queue subscribers */ - int is_ignored; /* if a fd is ignored by the inet_drv. - This flag should be set to true when - the fd is used outside of inet_drv. */ + int flags; #ifdef HAVE_SETNS char *netns; /* Socket network namespace name as full file path */ @@ -4551,7 +4559,7 @@ static void desc_close(inet_descriptor* desc) * We should close the fd here, but the other driver might still * be selecting on it. */ - if (!desc->is_ignored) + if (!INET_IGNORED(desc)) driver_select(desc->port,(ErlDrvEvent)(long)desc->event, ERL_DRV_USE, 0); else @@ -6312,6 +6320,7 @@ static int inet_set_opts(inet_descriptor* desc, char* ptr, int len) (long)desc->port, desc->s, ival)); if (ival < INET_MIN_BUFFER) ival = INET_MIN_BUFFER; desc->bufsz = ival; + desc->flags |= INET_FLG_BUFFER_SET; continue; case INET_LOPT_ACTIVE: @@ -6507,6 +6516,16 @@ static int inet_set_opts(inet_descriptor* desc, char* ptr, int len) case INET_OPT_RCVBUF: type = SO_RCVBUF; DEBUGF(("inet_set_opts(%ld): s=%d, SO_RCVBUF=%d\r\n", (long)desc->port, desc->s, ival)); + if (!(desc->flags & INET_FLG_BUFFER_SET)) { + /* make sure we have desc->bufsz >= SO_RCVBUF */ + if (ival > (1 << 16) && desc->stype == SOCK_DGRAM && !IS_SCTP(desc)) + /* For UDP we don't want to automatically + set the buffer size to be larger than + the theoretical max MTU */ + desc->bufsz = 1 << 16; + else if (ival > desc->bufsz) + desc->bufsz = ival; + } break; case INET_OPT_LINGER: type = SO_LINGER; if (len < 4) @@ -6752,23 +6771,17 @@ static int inet_set_opts(inet_descriptor* desc, char* ptr, int len) } DEBUGF(("inet_set_opts(%ld): s=%d returned %d\r\n", (long)desc->port, desc->s, res)); - if (type == SO_RCVBUF) { - /* make sure we have desc->bufsz >= SO_RCVBUF */ - if (ival > (1 << 16) && desc->stype == SOCK_DGRAM && !IS_SCTP(desc)) - /* For UDP we don't want to automatically - set the buffer size to be larger than - the theoretical max MTU */ - desc->bufsz = 1 << 16; - else if (ival > desc->bufsz) - desc->bufsz = ival; - } } if ( ((desc->stype == SOCK_STREAM) && IS_CONNECTED(desc)) || ((desc->stype == SOCK_DGRAM) && IS_OPEN(desc))) { - if (desc->active != old_active) + if (desc->active != old_active) { + /* Need to cancel the read_packet timer if we go from active to passive. */ + if (desc->active == INET_PASSIVE && desc->stype == SOCK_DGRAM) + driver_cancel_timer(desc->port); sock_select(desc, (FD_READ|FD_CLOSE), (desc->active>0)); + } /* XXX: UDP sockets could also trigger immediate read here NIY */ if ((desc->stype==SOCK_STREAM) && desc->active) { @@ -6910,6 +6923,7 @@ static int sctp_set_opts(inet_descriptor* desc, char* ptr, int len) if (desc->bufsz < INET_MIN_BUFFER) desc->bufsz = INET_MIN_BUFFER; + desc->flags |= INET_FLG_BUFFER_SET; res = 0; /* This does not affect the kernel buffer size */ continue; @@ -7031,6 +7045,7 @@ static int sctp_set_opts(inet_descriptor* desc, char* ptr, int len) smaller than the kernel one: */ if (desc->bufsz <= arg.ival) desc->bufsz = arg.ival; + desc->flags |= INET_FLG_BUFFER_SET; break; } case INET_OPT_SNDBUF: @@ -7041,10 +7056,6 @@ static int sctp_set_opts(inet_descriptor* desc, char* ptr, int len) arg_ptr = (char*) (&arg.ival); arg_sz = sizeof ( arg.ival); - /* Adjust the size of the user-level recv buffer, so it's not - smaller than the kernel one: */ - if (desc->bufsz <= arg.ival) - desc->bufsz = arg.ival; break; } case INET_OPT_REUSEADDR: @@ -9101,7 +9112,7 @@ static ErlDrvData inet_start(ErlDrvPort port, int size, int protocol) sys_memzero((char *)&desc->remote,sizeof(desc->remote)); - desc->is_ignored = 0; + desc->flags = 0; #ifdef HAVE_SETNS desc->netns = NULL; @@ -9503,19 +9514,19 @@ static ErlDrvSSizeT inet_ctl(inet_descriptor* desc, int cmd, char* buf, if (desc->stype != SOCK_STREAM) return ctl_error(EINVAL, rbuf, rsize); - if (*buf == 1 && !desc->is_ignored) { + if (*buf == 1 && !INET_IGNORED(desc)) { sock_select(desc, (FD_READ|FD_WRITE|FD_CLOSE|ERL_DRV_USE_NO_CALLBACK), 0); if (desc->active) - desc->is_ignored = INET_IGNORE_READ; + desc->flags |= INET_IGNORE_READ; else - desc->is_ignored = INET_IGNORE_PASSIVE; - } else if (*buf == 0 && desc->is_ignored) { + desc->flags |= INET_IGNORE_PASSIVE; + } else if (*buf == 0 && INET_IGNORED(desc)) { int flags = FD_CLOSE; - if (desc->is_ignored & INET_IGNORE_READ) + if (desc->flags & INET_IGNORE_READ) flags |= FD_READ; - if (desc->is_ignored & INET_IGNORE_WRITE) + if (desc->flags & INET_IGNORE_WRITE) flags |= FD_WRITE; - desc->is_ignored = INET_IGNORE_NONE; + desc->flags = INET_IGNORE_CLEAR(desc); if (flags != FD_CLOSE) sock_select(desc, flags, 1); } else @@ -9955,6 +9966,7 @@ static ErlDrvSSizeT tcp_inet_ctl(ErlDrvData e, unsigned int cmd, { tcp_descriptor* desc = (tcp_descriptor*)e; + cmd -= ERTS_INET_DRV_CONTROL_MAGIC_NUMBER; switch(cmd) { case INET_REQ_OPEN: { /* open socket and return internal index */ int domain; @@ -10230,17 +10242,17 @@ static ErlDrvSSizeT tcp_inet_ctl(ErlDrvData e, unsigned int cmd, if (enq_async(INETP(desc), tbuf, TCP_REQ_RECV) < 0) return ctl_error(EALREADY, rbuf, rsize); - if (INETP(desc)->is_ignored || tcp_recv(desc, n) == 0) { + if (INET_IGNORED(INETP(desc)) || tcp_recv(desc, n) == 0) { if (timeout == 0) async_error_am(INETP(desc), am_timeout); else { if (timeout != INET_INFINITY) add_multi_timer(desc, INETP(desc)->port, 0, timeout, &tcp_inet_recv_timeout); - if (!INETP(desc)->is_ignored) + if (!INET_IGNORED(INETP(desc))) sock_select(INETP(desc),(FD_READ|FD_CLOSE),1); else - INETP(desc)->is_ignored |= INET_IGNORE_READ; + INETP(desc)->flags |= INET_IGNORE_READ; } } return ctl_reply(INET_REP_OK, tbuf, 2, rbuf, rsize); @@ -11107,7 +11119,7 @@ static int tcp_inet_input(tcp_descriptor* desc, HANDLE event) #ifdef DEBUG long port = (long) desc->inet.port; /* Used after driver_exit() */ #endif - ASSERT(!INETP(desc)->is_ignored); + ASSERT(!INET_IGNORED(INETP(desc))); DEBUGF(("tcp_inet_input(%ld) {s=%d\r\n", port, desc->inet.s)); /* XXX fprintf(stderr,"tcp_inet_input(%ld) {s=%d}\r\n",(long) desc->inet.port, desc->inet.s); */ if (desc->inet.state == INET_STATE_ACCEPTING) { @@ -11442,8 +11454,8 @@ static int tcp_sendv(tcp_descriptor* desc, ErlIOVec* ev) DEBUGF(("tcp_sendv(%ld): s=%d, about to send "LLU","LLU" bytes\r\n", (long)desc->inet.port, desc->inet.s, (llu_t)h_len, (llu_t)len)); - if (INETP(desc)->is_ignored) { - INETP(desc)->is_ignored |= INET_IGNORE_WRITE; + if (INET_IGNORED(INETP(desc))) { + INETP(desc)->flags |= INET_IGNORE_WRITE; n = 0; } else if (desc->tcp_add_flags & TCP_ADDF_DELAY_SEND) { driver_enqv(ix, ev, 0); @@ -11478,7 +11490,7 @@ static int tcp_sendv(tcp_descriptor* desc, ErlIOVec* ev) DEBUGF(("tcp_sendv(%ld): s=%d, Send failed, queuing\r\n", (long)desc->inet.port, desc->inet.s)); driver_enqv(ix, ev, n); - if (!INETP(desc)->is_ignored) + if (!INET_IGNORED(INETP(desc))) sock_select(INETP(desc),(FD_WRITE|FD_CLOSE), 1); } return 0; @@ -11547,8 +11559,8 @@ static int tcp_send(tcp_descriptor* desc, char* ptr, ErlDrvSizeT len) DEBUGF(("tcp_send(%ld): s=%d, about to send "LLU","LLU" bytes\r\n", (long)desc->inet.port, desc->inet.s, (llu_t)h_len, (llu_t)len)); - if (INETP(desc)->is_ignored) { - INETP(desc)->is_ignored |= INET_IGNORE_WRITE; + if (INET_IGNORED(INETP(desc))) { + INETP(desc)->flags |= INET_IGNORE_WRITE; n = 0; } else if (desc->tcp_add_flags & TCP_ADDF_DELAY_SEND) { sock_send(desc->inet.s, buf, 0, 0); @@ -11581,7 +11593,7 @@ static int tcp_send(tcp_descriptor* desc, char* ptr, ErlDrvSizeT len) n -= h_len; driver_enq(ix, ptr+n, len-n); } - if (!INETP(desc)->is_ignored) + if (!INET_IGNORED(INETP(desc))) sock_select(INETP(desc),(FD_WRITE|FD_CLOSE), 1); } return 0; @@ -11862,7 +11874,7 @@ static int tcp_inet_output(tcp_descriptor* desc, HANDLE event) int ret = 0; ErlDrvPort ix = desc->inet.port; - ASSERT(!INETP(desc)->is_ignored); + ASSERT(!INET_IGNORED(INETP(desc))); DEBUGF(("tcp_inet_output(%ld) {s=%d\r\n", (long)desc->inet.port, desc->inet.s)); if (desc->inet.state == INET_STATE_CONNECTING) { @@ -12184,6 +12196,7 @@ static ErlDrvSSizeT packet_inet_ctl(ErlDrvData e, unsigned int cmd, char* buf, int type = SOCK_DGRAM; int af = AF_INET; + cmd -= ERTS_INET_DRV_CONTROL_MAGIC_NUMBER; switch(cmd) { case INET_REQ_OPEN: /* open socket and return internal index */ DEBUGF(("packet_inet_ctl(%ld): OPEN\r\n", (long)desc->port)); @@ -12536,9 +12549,12 @@ static void packet_inet_timeout(ErlDrvData e) { udp_descriptor * udesc = (udp_descriptor*) e; inet_descriptor * desc = INETP(udesc); - if (!(desc->active)) + if (!(desc->active)) { sock_select(desc, FD_READ, 0); - async_error_am (desc, am_timeout); + async_error_am (desc, am_timeout); + } else { + (void)packet_inet_input(udesc, desc->s); + } } @@ -12894,6 +12910,15 @@ static int packet_inet_input(udp_descriptor* udesc, HANDLE event) sock_select(desc, FD_READ, 1); } #endif + + /* We set a timer on the port to trigger now. + This emulates a "yield" operation as that is + what we want to do here. We do *NOT* do a deselect + as that is expensive, instead we check if the + socket it still active when the timeout triggers + and if it is not, then we just ignore the timeout */ + driver_set_timer(desc->port, 0); + return count; } diff --git a/erts/emulator/drivers/unix/ttsl_drv.c b/erts/emulator/drivers/unix/ttsl_drv.c index 11bb4373d8..f6864f96da 100644 --- a/erts/emulator/drivers/unix/ttsl_drv.c +++ b/erts/emulator/drivers/unix/ttsl_drv.c @@ -394,6 +394,8 @@ static ErlDrvSSizeT ttysl_control(ErlDrvData drv_data, { char resbuff[2*sizeof(Uint32)]; ErlDrvSizeT res_size; + + command -= ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER; switch (command) { case CTRL_OP_GET_WINSIZE: { @@ -419,7 +421,7 @@ static ErlDrvSSizeT ttysl_control(ErlDrvData drv_data, } break; default: - return 0; + return -1; } if (rlen < res_size) { *rbuf = driver_alloc(res_size); diff --git a/erts/emulator/drivers/win32/ttsl_drv.c b/erts/emulator/drivers/win32/ttsl_drv.c index 99e7fb25a4..d19bfa3079 100644 --- a/erts/emulator/drivers/win32/ttsl_drv.c +++ b/erts/emulator/drivers/win32/ttsl_drv.c @@ -176,6 +176,8 @@ static ErlDrvSSizeT ttysl_control(ErlDrvData drv_data, { char resbuff[2*sizeof(Uint32)]; ErlDrvSizeT res_size; + + command -= ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER; switch (command) { case CTRL_OP_GET_WINSIZE: { @@ -201,7 +203,7 @@ static ErlDrvSSizeT ttysl_control(ErlDrvData drv_data, } break; default: - return 0; + return -1; } if (rlen < res_size) { *rbuf = driver_alloc(res_size); diff --git a/erts/emulator/hipe/hipe_native_bif.c b/erts/emulator/hipe/hipe_native_bif.c index 211ce0492a..80e5d81023 100644 --- a/erts/emulator/hipe/hipe_native_bif.c +++ b/erts/emulator/hipe/hipe_native_bif.c @@ -579,7 +579,7 @@ Eterm hipe_check_get_msg(Process *c_p) if (ERTS_SIG_IS_EXTERNAL_MSG(msgp)) { /* FIXME: bump appropriate amount... */ - if (!erts_decode_dist_message(c_p, ERTS_PROC_LOCK_MAIN, msgp, 0)) { + if (!erts_proc_sig_decode_dist(c_p, ERTS_PROC_LOCK_MAIN, msgp, 0)) { /* * A corrupt distribution message that we weren't able to decode; * remove it... diff --git a/erts/emulator/internal_doc/CountingInstructions.md b/erts/emulator/internal_doc/CountingInstructions.md new file mode 100644 index 0000000000..d4b1213d00 --- /dev/null +++ b/erts/emulator/internal_doc/CountingInstructions.md @@ -0,0 +1,53 @@ +Counting Instructions +===================== + +Here is an example that shows how to count how many times each +instruction is executed: + + $ (cd erts/emulator && make icount) + MAKE icount + make[1]: Entering directory `/home/uabbgus/otp/erts/emulator' + . + . + . + make[1]: Leaving directory `/home/uabbgus/otp/erts/emulator' + $ cat t.erl + -module(t). + -compile([export_all,nowarn_export_all]). + + count() -> + erts_debug:ic(fun benchmark/0). + + benchmark() -> + %% Run dialyzer. + Root = code:root_dir(), + Wc1 = filename:join(Root, "lib/{kernel,stdlib}/ebin/*.beam"), + Wc2 = filename:join(Root, "erts/preloaded/ebin/*.beam"), + Files = filelib:wildcard(Wc1) ++ filelib:wildcard(Wc2), + Opts = [{analysis_type,plt_build},{files,Files},{get_warnings,true}], + dialyzer:run(Opts). + $ $ERL_TOP/bin/cerl -icount + Erlang/OTP 22 [RELEASE CANDIDATE 1] [erts-10.2.4] [source-ac0d451] [64-bit] [smp:4:4] [ds:4:4:10] [async-threads:1] [hipe] [instruction-counting] + + Eshell V10.2.4 (abort with ^G) + 1> c(t). + {ok,t} + 2> t:count(). + 0 badarg_j + 0 badmatch_x + 0 bs_add_jsstx + 0 bs_context_to_binary_x + . + . + . + 536461394 move_call_last_yfQ + 552405176 allocate_tt + 619920327 i_is_eq_exact_immed_frc + 636419163 is_nonempty_list_allocate_frtt + 641859278 i_get_tuple_element_xPx + 678196718 move_return_c + 786289914 is_tagged_tuple_frAa + 865826424 i_call_f + Total: 20728870321 + [] + 3> diff --git a/erts/emulator/nifs/common/net_nif.c b/erts/emulator/nifs/common/net_nif.c new file mode 100644 index 0000000000..252aa3c835 --- /dev/null +++ b/erts/emulator/nifs/common/net_nif.c @@ -0,0 +1,1656 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2018-2019. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + * + * ---------------------------------------------------------------------- + * Purpose : The NIF (C) part of the net interface + * This is a module of miscellaneous functions. + * ---------------------------------------------------------------------- + * + */ + +#define STATIC_ERLANG_NIF 1 + + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +/* If we HAVE_SCTP_H and Solaris, we need to define the following in + * order to get SCTP working: + */ +#if (defined(HAVE_SCTP_H) && defined(__sun) && defined(__SVR4)) +#define SOLARIS10 1 +/* WARNING: This is not quite correct, it may also be Solaris 11! */ +#define _XPG4_2 +#define __EXTENSIONS__ +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <stddef.h> +#include <ctype.h> +#include <sys/types.h> +#include <errno.h> +#include <time.h> + +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif +#ifdef HAVE_SYS_UIO_H +#include <sys/uio.h> +#endif + +#ifdef HAVE_NET_IF_DL_H +#include <net/if_dl.h> +#endif + +#ifdef HAVE_IFADDRS_H +#include <ifaddrs.h> +#endif + +#ifdef HAVE_NETPACKET_PACKET_H +#include <netpacket/packet.h> +#endif + +#ifdef HAVE_SYS_UN_H +#include <sys/un.h> +#endif + +/* SENDFILE STUFF HERE IF WE NEED IT... */ + +#if defined(__APPLE__) && defined(__MACH__) && !defined(__DARWIN__) +#define __DARWIN__ 1 +#endif + + +#ifdef __WIN32__ +#define STRNCASECMP strncasecmp +#define INCL_WINSOCK_API_TYPEDEFS 1 + +#ifndef WINDOWS_H_INCLUDES_WINSOCK2_H +#include <winsock2.h> +#endif +#include <windows.h> +#include <Ws2tcpip.h> /* NEED VC 6.0 or higher */ + +/* Visual studio 2008+: NTDDI_VERSION needs to be set for iphlpapi.h + * to define the right structures. It needs to be set to WINXP (or LONGHORN) + * for IPV6 to work and it's set lower by default, so we need to change it. + */ +#ifdef HAVE_SDKDDKVER_H +# include <sdkddkver.h> +# ifdef NTDDI_VERSION +# undef NTDDI_VERSION +# endif +# define NTDDI_VERSION NTDDI_WINXP +#endif +#include <iphlpapi.h> + +#undef WANT_NONBLOCKING +#include "sys.h" + +#else /* !__WIN32__ */ + +#include <sys/time.h> +#ifdef NETDB_H_NEEDS_IN_H +#include <netinet/in.h> +#endif +#include <netdb.h> + +#include <sys/socket.h> +#include <netinet/in.h> + +#ifdef DEF_INADDR_LOOPBACK_IN_RPC_TYPES_H +#include <rpc/types.h> +#endif + +#include <netinet/ip.h> +#include <netinet/tcp.h> +#include <netinet/udp.h> +#include <arpa/inet.h> + +#include <sys/param.h> +#ifdef HAVE_ARPA_NAMESER_H +#include <arpa/nameser.h> +#endif + +#ifdef HAVE_SYS_SOCKIO_H +#include <sys/sockio.h> +#endif + +#ifdef HAVE_SYS_IOCTL_H +#include <sys/ioctl.h> +#endif + +#include <net/if.h> + +#ifdef HAVE_SCHED_H +#include <sched.h> +#endif + +#ifdef HAVE_SETNS_H +#include <setns.h> +#endif + +#define HAVE_UDP + +#ifndef WANT_NONBLOCKING +#define WANT_NONBLOCKING +#endif +#include "sys.h" + +#endif + +#include <erl_nif.h> + +#include "socket_dbg.h" +#include "socket_int.h" +#include "socket_util.h" + + +/* All platforms fail on malloc errors. */ +#define FATAL_MALLOC + + +#ifdef __WIN32__ +#define net_gethostname(__buf__, __bufSz__) gethostname((__buf__), (__bufSz__)) +#else +#define net_gethostname(__buf__, __bufSz__) gethostname((__buf__), (__bufSz__)) +#endif // __WIN32__ + + + +/* *** Misc macros and defines *** */ + +#ifdef __WIN32__ +#define get_errno() WSAGetLastError() +#else +#define get_errno() errno +#endif + + +#define HOSTNAME_LEN 256 +#define SERVICE_LEN 256 + + +/* MAXHOSTNAMELEN could be 64 or 255 depending + * on the platform. Instead, use INET_MAXHOSTNAMELEN + * which is always 255 across all platforms + */ +#define NET_MAXHOSTNAMELEN 255 + + +/* =================================================================== * + * * + * Various enif macros * + * * + * =================================================================== */ + + +#ifdef HAVE_SOCKLEN_T +# define SOCKLEN_T socklen_t +#else +# define SOCKLEN_T size_t +#endif + +/* Debug stuff... */ +#define NET_NIF_DEBUG_DEFAULT FALSE + +#define NDBG( proto ) ESOCK_DBG_PRINTF( data.debug , proto ) + + +typedef struct { + BOOLEAN_T debug; +} NetData; + + + +/* =================================================================== * + * * + * Static data * + * * + * =================================================================== */ + + +static NetData data; + + + +/* ---------------------------------------------------------------------- + * F o r w a r d s + * ---------------------------------------------------------------------- + */ + +/* THIS IS JUST TEMPORARY */ +extern char* erl_errno_id(int error); + +/* All the nif "callback" functions for the net API has + * the exact same API: + * + * nif_<funcname>(ErlNifEnv* env, + * int argc, + * const ERL_NIF_TERM argv[]); + * + * So, to simplify, use some macro magic to define those. + * + * These are the functions making up the "official" API. + */ + +#define ENET_NIF_FUNCS \ + ENET_NIF_FUNC_DEF(info); \ + ENET_NIF_FUNC_DEF(command); \ + ENET_NIF_FUNC_DEF(gethostname); \ + ENET_NIF_FUNC_DEF(getnameinfo); \ + ENET_NIF_FUNC_DEF(getaddrinfo); \ + ENET_NIF_FUNC_DEF(if_name2index); \ + ENET_NIF_FUNC_DEF(if_index2name); \ + ENET_NIF_FUNC_DEF(if_names); + +#define ENET_NIF_FUNC_DEF(F) \ + static ERL_NIF_TERM nif_##F(ErlNifEnv* env, \ + int argc, \ + const ERL_NIF_TERM argv[]); +ENET_NIF_FUNCS +#undef ENET_NIF_FUNC_DEF + + +/* And here comes the functions that does the actual work (for the most part) */ +static ERL_NIF_TERM ncommand(ErlNifEnv* env, + ERL_NIF_TERM cmd); +static ERL_NIF_TERM ngethostname(ErlNifEnv* env); +static ERL_NIF_TERM ngetnameinfo(ErlNifEnv* env, + const SocketAddress* saP, + SOCKLEN_T saLen, + int flags); +static ERL_NIF_TERM ngetaddrinfo(ErlNifEnv* env, + char* host, + char* serv); +static ERL_NIF_TERM nif_name2index(ErlNifEnv* env, + char* ifn); +static ERL_NIF_TERM nif_index2name(ErlNifEnv* env, + unsigned int id); +static ERL_NIF_TERM nif_names(ErlNifEnv* env); +static unsigned int nif_names_length(struct if_nameindex* p); + +/* +static void net_dtor(ErlNifEnv* env, void* obj); +static void net_stop(ErlNifEnv* env, + void* obj, + int fd, + int is_direct_call); +static void net_down(ErlNifEnv* env, + void* obj, + const ErlNifPid* pid, + const ErlNifMonitor* mon); +*/ + +static BOOLEAN_T decode_nameinfo_flags(ErlNifEnv* env, + const ERL_NIF_TERM eflags, + int* flags); +static BOOLEAN_T decode_nameinfo_flags_list(ErlNifEnv* env, + const ERL_NIF_TERM eflags, + int* flags); +static +BOOLEAN_T decode_addrinfo_string(ErlNifEnv* env, + const ERL_NIF_TERM eString, + char** stringP); +static ERL_NIF_TERM decode_bool(ErlNifEnv* env, + ERL_NIF_TERM eBool, + BOOLEAN_T* bool); +static ERL_NIF_TERM encode_address_infos(ErlNifEnv* env, + struct addrinfo* addrInfo); +static ERL_NIF_TERM encode_address_info(ErlNifEnv* env, + struct addrinfo* addrInfoP); +static unsigned int address_info_length(struct addrinfo* addrInfoP); + +static ERL_NIF_TERM encode_address_info_family(ErlNifEnv* env, + int family); +static ERL_NIF_TERM encode_address_info_type(ErlNifEnv* env, + int socktype); +static ERL_NIF_TERM encode_address_info_proto(ErlNifEnv* env, + int proto); + +static char* make_address_info(ErlNifEnv* env, + ERL_NIF_TERM fam, + ERL_NIF_TERM sockType, + ERL_NIF_TERM proto, + ERL_NIF_TERM addr, + ERL_NIF_TERM* ai); + +static BOOLEAN_T extract_debug(ErlNifEnv* env, + ERL_NIF_TERM map); +static int on_load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info); + + +#if HAVE_IN6 +# if ! defined(HAVE_IN6ADDR_ANY) || ! HAVE_IN6ADDR_ANY +# if HAVE_DECL_IN6ADDR_ANY_INIT +static const struct in6_addr in6addr_any = { { IN6ADDR_ANY_INIT } }; +# else +static const struct in6_addr in6addr_any = + { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } }; +# endif /* HAVE_IN6ADDR_ANY_INIT */ +# endif /* ! HAVE_DECL_IN6ADDR_ANY */ + +# if ! defined(HAVE_IN6ADDR_LOOPBACK) || ! HAVE_IN6ADDR_LOOPBACK +# if HAVE_DECL_IN6ADDR_LOOPBACK_INIT +static const struct in6_addr in6addr_loopback = + { { IN6ADDR_LOOPBACK_INIT } }; +# else +static const struct in6_addr in6addr_loopback = + { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }; +# endif /* HAVE_IN6ADDR_LOOPBACk_INIT */ +# endif /* ! HAVE_DECL_IN6ADDR_LOOPBACK */ +#endif /* HAVE_IN6 */ + + + +/* *** Local atoms *** */ + +#define LOCAL_ATOMS \ + LOCAL_ATOM_DECL(address_info); \ + LOCAL_ATOM_DECL(debug); \ + LOCAL_ATOM_DECL(host); \ + LOCAL_ATOM_DECL(idn); \ + LOCAL_ATOM_DECL(idna_allow_unassigned); \ + LOCAL_ATOM_DECL(idna_use_std3_ascii_rules); \ + LOCAL_ATOM_DECL(namereqd); \ + LOCAL_ATOM_DECL(name_info); \ + LOCAL_ATOM_DECL(nofqdn); \ + LOCAL_ATOM_DECL(numerichost); \ + LOCAL_ATOM_DECL(numericserv); \ + LOCAL_ATOM_DECL(service); + +#define LOCAL_ERROR_REASON_ATOMS \ + LOCAL_ATOM_DECL(eaddrfamily); \ + LOCAL_ATOM_DECL(ebadflags); \ + LOCAL_ATOM_DECL(efail); \ + LOCAL_ATOM_DECL(efamily); \ + LOCAL_ATOM_DECL(efault); \ + LOCAL_ATOM_DECL(emem); \ + LOCAL_ATOM_DECL(enametoolong); \ + LOCAL_ATOM_DECL(enodata); \ + LOCAL_ATOM_DECL(enoname); \ + LOCAL_ATOM_DECL(enxio); \ + LOCAL_ATOM_DECL(eoverflow); \ + LOCAL_ATOM_DECL(eservice); \ + LOCAL_ATOM_DECL(esocktype); \ + LOCAL_ATOM_DECL(esystem); + +#define LOCAL_ATOM_DECL(A) static ERL_NIF_TERM atom_##A +LOCAL_ATOMS +LOCAL_ERROR_REASON_ATOMS +#undef LOCAL_ATOM_DECL + + +/* *** net *** */ +static ErlNifResourceType* net; +static ErlNifResourceTypeInit netInit = { + NULL, // net_dtor, + NULL, // net_stop, + NULL // (ErlNifResourceDown*) net_down +}; + + + +/* ---------------------------------------------------------------------- + * N I F F u n c t i o n s + * ---------------------------------------------------------------------- + * + * Utility and admin functions: + * ---------------------------- + * nif_info/0 + * nif_command/1 + * + * The "proper" net functions: + * ------------------------------ + * nif_gethostname/0 + * nif_getnameinfo/2 + * nif_getaddrinfo/3 + * nif_if_name2index/1 + * nif_if_index2name/1 + * nif_if_names/0 + * + */ + + +/* ---------------------------------------------------------------------- + * nif_info + * + * Description: + * This is currently just a placeholder... + */ +static +ERL_NIF_TERM nif_info(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + ERL_NIF_TERM info, tmp; + + NDBG( ("NET", "info -> entry\r\n") ); + + tmp = enif_make_new_map(env); + if (!enif_make_map_put(env, tmp, atom_debug, BOOL2ATOM(data.debug), &info)) + info = tmp; + + NDBG( ("NET", "info -> done: %T\r\n", info) ); + + return info; +#endif +} + + + +/* ---------------------------------------------------------------------- + * nif_command + * + * Description: + * This is a general purpose utility function. + * + * Arguments: + * Command - This is a general purpose command, of any type. + * Currently, the only supported command is: + * + * {debug, boolean()} + */ +static +ERL_NIF_TERM nif_command(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + ERL_NIF_TERM ecmd, result; + + NDBG( ("NET", "command -> entry (%d)\r\n", argc) ); + + if (argc != 1) + return enif_make_badarg(env); + + ecmd = argv[0]; + + NDBG( ("NET", "command -> ecmd: %T\r\n", ecmd) ); + + result = ncommand(env, ecmd); + + NDBG( ("NET", "command -> result: %T\r\n", result) ); + + return result; +#endif +} + + + +/* + * The command can, in principle, be anything, though currently we only + * support a debug command. + */ +#if !defined(__WIN32__) +static +ERL_NIF_TERM ncommand(ErlNifEnv* env, + ERL_NIF_TERM cmd) +{ + const ERL_NIF_TERM* t; + int tsz; + + if (IS_TUPLE(env, cmd)) { + /* Could be the debug tuple */ + if (!GET_TUPLE(env, cmd, &tsz, &t)) + return esock_make_error(env, esock_atom_einval); + + if (tsz != 2) + return esock_make_error(env, esock_atom_einval); + + /* First element should be the atom 'debug' */ + if (COMPARE(t[0], atom_debug) != 0) + return esock_make_error(env, esock_atom_einval); + + return decode_bool(env, t[1], &data.debug); + + } else { + return esock_make_error(env, esock_atom_einval); + } + +} +#endif + + + +/* ---------------------------------------------------------------------- + * nif_gethostname + * + * Description: + * Access the hostname of the current processor. + * + */ +static +ERL_NIF_TERM nif_gethostname(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + ERL_NIF_TERM result; + + NDBG( ("NET", "nif_gethostname -> entry (%d)\r\n", argc) ); + + if (argc != 0) + return enif_make_badarg(env); + + result = ngethostname(env); + + NDBG( ("NET", "nif_gethostname -> done when result: %T\r\n", result) ); + + return result; +#endif +} + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM ngethostname(ErlNifEnv* env) +{ + ERL_NIF_TERM result; + char buf[NET_MAXHOSTNAMELEN + 1]; + int res; + + res = net_gethostname(buf, sizeof(buf)); + + NDBG( ("NET", "ngethostname -> gethostname res: %d\r\n", res) ); + + switch (res) { + case 0: + result = esock_make_ok2(env, MKS(env, buf)); + break; + + case EFAULT: + result = esock_make_error(env, atom_efault); + break; + + case EINVAL: + result = esock_make_error(env, esock_atom_einval); + break; + + case ENAMETOOLONG: + result = esock_make_error(env, atom_enametoolong); + break; + + default: + result = esock_make_error(env, MKI(env, res)); + break; + } + + return result; +} +#endif + + + + +/* ---------------------------------------------------------------------- + * nif_getnameinfo + * + * Description: + * Address-to-name translation in protocol-independent manner. + * + * Arguments: + * SockAddr - Socket Address (address and port) + * Flags - The flags argument modifies the behavior of getnameinfo(). + */ + +static +ERL_NIF_TERM nif_getnameinfo(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + ERL_NIF_TERM result; + ERL_NIF_TERM eSockAddr, eFlags; + int flags = 0; // Just in case... + SocketAddress sa; + SOCKLEN_T saLen = 0; // Just in case... + char* xres; + + NDBG( ("NET", "nif_getnameinfo -> entry (%d)\r\n", argc) ); + + if (argc != 2) + return enif_make_badarg(env); + eSockAddr = argv[0]; + eFlags = argv[1]; + + NDBG( ("NET", + "nif_getnameinfo -> " + "\r\n SockAddr: %T" + "\r\n Flags: %T" + "\r\n", eSockAddr, eFlags) ); + + if ((xres = esock_decode_sockaddr(env, eSockAddr, &sa, &saLen)) != NULL) { + NDBG( ("NET", "nif_getnameinfo -> failed decode sockaddr: %s\r\n", xres) ); + return esock_make_error_str(env, xres); + } + + NDBG( ("NET", "nif_getnameinfo -> (try) decode flags\r\n") ); + + if (!decode_nameinfo_flags(env, eFlags, &flags)) + return enif_make_badarg(env); + + result = ngetnameinfo(env, &sa, saLen, flags); + + NDBG( ("NET", + "nif_getnameinfo -> done when result: " + "\r\n %T\r\n", result) ); + + return result; +#endif +} + + + +/* Given the provided sock(et) address (and flags), retreive the host and + * service info. + */ +#if !defined(__WIN32__) +static +ERL_NIF_TERM ngetnameinfo(ErlNifEnv* env, + const SocketAddress* saP, + SOCKLEN_T saLen, + int flags) +{ + ERL_NIF_TERM result; + char host[HOSTNAME_LEN]; + SOCKLEN_T hostLen = sizeof(host); + char serv[SERVICE_LEN]; + SOCKLEN_T servLen = sizeof(serv); + + int res = getnameinfo((struct sockaddr*) saP, saLen, + host, hostLen, + serv, servLen, + flags); + + NDBG( ("NET", "ngetnameinfo -> res: %d\r\n", res) ); + + switch (res) { + case 0: + { + ERL_NIF_TERM keys[] = {atom_host, atom_service}; + ERL_NIF_TERM vals[] = {MKS(env, host), MKS(env, serv)}; + ERL_NIF_TERM info; + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + + ESOCK_ASSERT( (numKeys == numVals) ); + + if (!MKMA(env, keys, vals, numKeys, &info)) + return enif_make_badarg(env); + + result = esock_make_ok2(env, info); + } + break; + +#if defined(EAI_AGAIN) + case EAI_AGAIN: + result = esock_make_error(env, esock_atom_eagain); + break; +#endif + +#if defined(EAI_BADFLAGS) + case EAI_BADFLAGS: + result = esock_make_error(env, atom_ebadflags); + break; +#endif + +#if defined(EAI_FAIL) + case EAI_FAIL: + result = esock_make_error(env, atom_efail); + break; +#endif + +#if defined(EAI_FAMILY) + case EAI_FAMILY: + result = esock_make_error(env, atom_efamily); + break; +#endif + +#if defined(EAI_MEMORY) + case EAI_MEMORY: + result = esock_make_error(env, atom_emem); + break; +#endif + +#if defined(EAI_NONAME) + case EAI_NONAME: + result = esock_make_error(env, atom_enoname); + break; +#endif + +#if defined(EAI_OVERFLOW) + case EAI_OVERFLOW: + result = esock_make_error(env, atom_eoverflow); + break; +#endif + +#if defined(EAI_SYSTEM) + case EAI_SYSTEM: + result = esock_make_error_errno(env, get_errno()); + break; +#endif + + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + + return result; +} +#endif + + + +/* ---------------------------------------------------------------------- + * nif_getaddrinfo + * + * Description: + * Network address and service translation. + * + * Arguments: + * Host - Host name (either a string or the atom undefined) + * Service - Service name (either a string or the atom undefined) + * Hints - Hints for the lookup (address info record) (currently *ignored*) + */ + +static +ERL_NIF_TERM nif_getaddrinfo(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + ERL_NIF_TERM result, eHostName, eServName; //, eHints; + char* hostName; + char* servName; + // struct addrinfo* hints; + + NDBG( ("NET", "nif_getaddrinfo -> entry (%d)\r\n", argc) ); + + if (argc != 3) { + return enif_make_badarg(env); + } + eHostName = argv[0]; + eServName = argv[1]; + // eHints = argv[2]; + + NDBG( ("NET", + "nif_getaddrinfo -> " + "\r\n ehost: %T" + "\r\n eservice: %T" + "\r\n ehints: %T" + "\r\n", argv[0], argv[1], argv[2]) ); + + if (!decode_addrinfo_string(env, eHostName, &hostName)) + return enif_make_badarg(env); + + if (!decode_addrinfo_string(env, eServName, &servName)) + return enif_make_badarg(env); + + /* + if (decode_addrinfo_hints(env, eHints, &hints)) + return enif_make_badarg(env); + */ + + if ((hostName == NULL) && (servName == NULL)) + return enif_make_badarg(env); + + result = ngetaddrinfo(env, hostName, servName); + + if (hostName != NULL) + FREE(hostName); + + if (servName != NULL) + FREE(servName); + + /* + if (hints != NULL) + FREE(hints); + */ + + NDBG( ("NET", + "nif_getaddrinfo -> done when result: " + "\r\n %T\r\n", result) ); + + return result; +#endif +} + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM ngetaddrinfo(ErlNifEnv* env, + char* host, + char* serv) +{ + ERL_NIF_TERM result; + struct addrinfo* addrInfoP; + int res; + + NDBG( ("NET", "ngetaddrinfo -> entry with" + "\r\n host: %s" + "\r\n serv: %s" + "\r\n", + ((host == NULL) ? "NULL" : host), + ((serv == NULL) ? "NULL" : serv)) ); + + res = getaddrinfo(host, serv, NULL, &addrInfoP); + + NDBG( ("NET", "ngetaddrinfo -> res: %d\r\n", res) ); + + switch (res) { + case 0: + { + ERL_NIF_TERM addrInfo = encode_address_infos(env, addrInfoP); + freeaddrinfo(addrInfoP); + result = esock_make_ok2(env, addrInfo); + } + break; + +#if defined(EAI_ADDRFAMILY) + case EAI_ADDRFAMILY: + result = esock_make_error(env, atom_eaddrfamily); + break; +#endif + +#if defined(EAI_AGAIN) + case EAI_AGAIN: + result = esock_make_error(env, esock_atom_eagain); + break; +#endif + +#if defined(EAI_BADFLAGS) + case EAI_BADFLAGS: + result = esock_make_error(env, atom_ebadflags); + break; +#endif + +#if defined(EAI_FAIL) + case EAI_FAIL: + result = esock_make_error(env, atom_efail); + break; +#endif + +#if defined(EAI_FAMILY) + case EAI_FAMILY: + result = esock_make_error(env, atom_efamily); + break; +#endif + +#if defined(EAI_MEMORY) + case EAI_MEMORY: + result = esock_make_error(env, atom_emem); + break; +#endif + +#if defined(EAI_NODATA) + case EAI_NODATA: + result = esock_make_error(env, atom_enodata); + break; +#endif + +#if defined(EAI_NONAME) + case EAI_NONAME: + result = esock_make_error(env, atom_enoname); + break; +#endif + +#if defined(EAI_SERVICE) + case EAI_SERVICE: + result = esock_make_error(env, atom_eservice); + break; +#endif + +#if defined(EAI_SOCKTYPE) + case EAI_SOCKTYPE: + result = esock_make_error(env, atom_esocktype); + break; +#endif + +#if defined(EAI_SYSTEM) + case EAI_SYSTEM: + result = esock_make_error(env, atom_esystem); + break; +#endif + + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + + return result; +} +#endif + + + +/* ---------------------------------------------------------------------- + * nif_if_name2index + * + * Description: + * Perform a Interface Name to Interface Index translation. + * + * Arguments: + * Ifn - Interface name to be translated. + */ + +static +ERL_NIF_TERM nif_if_name2index(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + ERL_NIF_TERM eifn, result; + char ifn[IF_NAMESIZE+1]; + + NDBG( ("NET", "nif_if_name2index -> entry (%d)\r\n", argc) ); + + if (argc != 1) { + return enif_make_badarg(env); + } + eifn = argv[0]; + + NDBG( ("NET", + "nif_if_name2index -> " + "\r\n Ifn: %T" + "\r\n", argv[0]) ); + + if (0 >= GET_STR(env, eifn, ifn, sizeof(ifn))) + return esock_make_error(env, esock_atom_einval); + + result = nif_name2index(env, ifn); + + NDBG( ("NET", "nif_if_name2index -> done when result: %T\r\n", result) ); + + return result; +#endif +} + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nif_name2index(ErlNifEnv* env, + char* ifn) +{ + unsigned int idx; + + NDBG( ("NET", "nif_name2index -> entry with ifn: %s\r\n", ifn) ); + + idx = if_nametoindex(ifn); + + NDBG( ("NET", "nif_name2index -> idx: %d\r\n", idx) ); + + if (idx == 0) { + int save_errno = get_errno(); + NDBG( ("NET", "nif_name2index -> failed: %d\r\n", save_errno) ); + return esock_make_error_errno(env, save_errno); + } else { + return esock_make_ok2(env, MKI(env, idx)); + } + +} +#endif + + + +/* ---------------------------------------------------------------------- + * nif_if_index2name + * + * Description: + * Perform a Interface Index to Interface Name translation. + * + * Arguments: + * Idx - Interface index to be translated. + */ + +static +ERL_NIF_TERM nif_if_index2name(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + ERL_NIF_TERM result; + unsigned int idx; + + NDBG( ("NET", "nif_if_index2name -> entry (%d)\r\n", argc) ); + + if ((argc != 1) || + !GET_UINT(env, argv[0], &idx)) { + return enif_make_badarg(env); + } + + NDBG( ("NET", "nif_index2name -> " + "\r\n Idx: %T" + "\r\n", argv[0]) ); + + result = nif_index2name(env, idx); + + NDBG( ("NET", "nif_if_index2name -> done when result: %T\r\n", result) ); + + return result; +#endif +} + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nif_index2name(ErlNifEnv* env, + unsigned int idx) +{ + ERL_NIF_TERM result; + char* ifn = MALLOC(IF_NAMESIZE+1); + + if (ifn == NULL) + return enif_make_badarg(env); // PLACEHOLDER + + if (NULL != if_indextoname(idx, ifn)) { + result = esock_make_ok2(env, MKS(env, ifn)); + } else { + result = esock_make_error(env, atom_enxio); + } + + FREE(ifn); + + return result; +} +#endif + + + +/* ---------------------------------------------------------------------- + * nif_if_names + * + * Description: + * Get network interface names and indexes. + * + */ + +static +ERL_NIF_TERM nif_if_names(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + ERL_NIF_TERM result; + + NDBG( ("NET", "nif_if_names -> entry (%d)\r\n", argc) ); + + if (argc != 0) { + return enif_make_badarg(env); + } + + result = nif_names(env); + + NDBG( ("NET", "nif_if_names -> done when result: %T\r\n", result) ); + + return result; +#endif +} + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nif_names(ErlNifEnv* env) +{ + ERL_NIF_TERM result; + struct if_nameindex* ifs = if_nameindex(); + + NDBG( ("NET", "nif_names -> ifs: 0x%lX\r\n", ifs) ); + + if (ifs == NULL) { + result = esock_make_error_errno(env, get_errno()); + } else { + /* + * We got some interfaces: + * 1) Calculate how many - the only way is to iterate through the list + * until its end (which is indicated by an entry with index = zero + * and if_name = NULL). + * 2) Allocate an ERL_NIF_TERM array of the calculated length. + * 3) Iterate through the array of interfaces and for each create + * a two tuple: {Idx, If} + * + * Or shall we instead build a list in reverse order and then when + * its done, reverse that? Check + */ + unsigned int len = nif_names_length(ifs); + + NDBG( ("NET", "nif_names -> len: %d\r\n", len) ); + + if (len > 0) { + ERL_NIF_TERM* array = MALLOC(len * sizeof(ERL_NIF_TERM)); + unsigned int i; + + for (i = 0; i < len; i++) { + array[i] = MKT2(env, + MKI(env, ifs[i].if_index), + MKS(env, ifs[i].if_name)); + } + + result = esock_make_ok2(env, MKLA(env, array, len)); + FREE(array); + } else { + result = esock_make_ok2(env, enif_make_list(env, 0)); + } + } + + if (ifs != NULL) + if_freenameindex(ifs); + + return result; +} + + +static +unsigned int nif_names_length(struct if_nameindex* p) +{ + unsigned int len = 0; + BOOLEAN_T done = FALSE; + + while (!done) { + + NDBG( ("NET", "nif_names_length -> %d: " + "\r\n if_index: %d" + "\r\n if_name: 0x%lX" + "\r\n", len, p[len].if_index, p[len].if_name) ); + + if ((p[len].if_index == 0) && (p[len].if_name == NULL)) + done = TRUE; + else + len++; + } + + return len; +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * U t i l i t y F u n c t i o n s + * ---------------------------------------------------------------------- + */ + +/* The erlang format for a set of flags is a list of atoms. + * A special case is when there is no flags, which is + * represented by the atom undefined. + */ +#if !defined(__WIN32__) +static +BOOLEAN_T decode_nameinfo_flags(ErlNifEnv* env, + const ERL_NIF_TERM eflags, + int* flags) +{ + BOOLEAN_T result; + + if (IS_ATOM(env, eflags)) { + NDBG( ("NET", "decode_nameinfo_flags -> is atom (%T)\r\n", eflags) ); + if (COMPARE(eflags, esock_atom_undefined) == 0) { + *flags = 0; + result = TRUE; + } else { + result = FALSE; + } + } else if (IS_LIST(env, eflags)) { + NDBG( ("NET", "decode_nameinfo_flags -> is list\r\n") ); + result = decode_nameinfo_flags_list(env, eflags, flags); + } else { + result = FALSE; + } + + NDBG( ("NET", "decode_nameinfo_flags -> result: %s\r\n", B2S(result)) ); + + return result; +} + + + +static +BOOLEAN_T decode_nameinfo_flags_list(ErlNifEnv* env, + const ERL_NIF_TERM eflags, + int* flags) +{ + ERL_NIF_TERM elem, tail, list = eflags; + int tmp = 0; + BOOLEAN_T done = FALSE; + + while (!done) { + if (GET_LIST_ELEM(env, list, &elem, &tail)) { + if (COMPARE(elem, atom_namereqd) == 0) { + tmp |= NI_NAMEREQD; + } else if (COMPARE(elem, esock_atom_dgram) == 0) { + tmp |= NI_DGRAM; + } else if (COMPARE(elem, atom_nofqdn) == 0) { + tmp |= NI_NOFQDN; + } else if (COMPARE(elem, atom_numerichost) == 0) { + tmp |= NI_NUMERICHOST; + } else if (COMPARE(elem, atom_numericserv) == 0) { + tmp |= NI_NUMERICSERV; + + /* Starting with glibc 2.3.4: */ + +#if defined(NI_IDN) + } else if (COMPARE(elem, atom_idn) == 0) { + tmp |= NI_IDN; +#endif + +#if defined(NI_IDN_ALLOW_UNASSIGNED) + } else if (COMPARE(elem, atom_idna_allow_unassigned) == 0) { + tmp |= NI_IDN_ALLOW_UNASSIGNED; +#endif + +#if defined(NI_IDN_USE_STD3_ASCII_RULES) + } else if (COMPARE(elem, atom_idna_use_std3_ascii_rules) == 0) { + tmp |= NI_IDN_USE_STD3_ASCII_RULES; +#endif + + } else { + return FALSE; + } + + list = tail; + + } else { + done = TRUE; + } + } + + *flags = tmp; + + return TRUE; +} + + + +/* Decode the address info string (hostname or service name) + * The string is either the atom undefined or an actual string. + */ +static +BOOLEAN_T decode_addrinfo_string(ErlNifEnv* env, + const ERL_NIF_TERM eString, + char** stringP) +{ + BOOLEAN_T result; + + if (IS_ATOM(env, eString)) { + + if (COMPARE(eString, esock_atom_undefined) == 0) { + *stringP = NULL; + result = TRUE; + } else { + *stringP = NULL; + result = FALSE; + } + + } else { + + result = esock_decode_string(env, eString, stringP); + + } + + return result; + +} + + + +static +ERL_NIF_TERM decode_bool(ErlNifEnv* env, + ERL_NIF_TERM eBool, + BOOLEAN_T* bool) +{ + if (COMPARE(eBool, esock_atom_true) == 0) { + *bool = TRUE; + return esock_atom_ok; + } else if (COMPARE(eBool, esock_atom_false) == 0) { + *bool = FALSE; + return esock_atom_ok; + } else { + return esock_make_error(env, esock_atom_einval); + } +} + + + +/* Encode the address info + * The address info is a linked list och address info, which + * will result in the result being a list of zero or more length. + */ +static +ERL_NIF_TERM encode_address_infos(ErlNifEnv* env, + struct addrinfo* addrInfo) +{ + ERL_NIF_TERM result; + unsigned int len = address_info_length(addrInfo); + + NDBG( ("NET", "encode_address_infos -> len: %d\r\n", len) ); + + if (len > 0) { + ERL_NIF_TERM* array = MALLOC(len * sizeof(ERL_NIF_TERM)); + unsigned int i = 0; + struct addrinfo* p = addrInfo; + + while (i < len) { + array[i] = encode_address_info(env, p); + p = p->ai_next; + i++; + } + + result = MKLA(env, array, len); + FREE(array); + } else { + result = MKEL(env); + } + + NDBG( ("NET", "encode_address_infos -> result: " + "\r\n %T\r\n", result) ); + + return result; +} + + + +/* Calculate the length of the adress info linked list + * The list is NULL-terminated, so the only way is to + * iterate through the list until we find next = NULL. + */ +static +unsigned int address_info_length(struct addrinfo* addrInfoP) +{ + unsigned int len = 1; + struct addrinfo* tmp; + BOOLEAN_T done = FALSE; + + tmp = addrInfoP; + + while (!done) { + if (tmp->ai_next != NULL) { + len++; + tmp = tmp->ai_next; + } else { + done = TRUE; + } + } + + return len; +} + + + +/* Create one (erlang) instance of the address info record + * Should we have address info as a record or as a map? + * + * {address_info, Fam, Type, Proto, Addr} + */ +static +ERL_NIF_TERM encode_address_info(ErlNifEnv* env, + struct addrinfo* addrInfoP) +{ + ERL_NIF_TERM fam, type, proto, addr, addrInfo; + + fam = encode_address_info_family(env, addrInfoP->ai_family); + type = encode_address_info_type(env, addrInfoP->ai_socktype); + proto = encode_address_info_proto(env, addrInfoP->ai_protocol); + esock_encode_sockaddr(env, + (SocketAddress*) addrInfoP->ai_addr, + addrInfoP->ai_addrlen, + &addr); + + if (make_address_info(env, fam, type, proto, addr, &addrInfo) == NULL) + return addrInfo; + else + return esock_atom_undefined; // We should to better... + +} + + +/* Convert an "native" family to an erlang family (=domain). + * Note that this is not currently exhaustive, but only supports + * inet and inet6. Other values will be returned as is, that is + * in the form of an integer. + */ +static +ERL_NIF_TERM encode_address_info_family(ErlNifEnv* env, + int family) +{ + ERL_NIF_TERM efam; + + if (NULL != esock_encode_domain(env, family, &efam)) + efam = MKI(env, family); + + return efam; +} + + + +/* Convert an "native" socket type to an erlang socket type. + * Note that this is not currently exhaustive, but only supports + * stream and dgram. Other values will be returned as is, that is + * in the form of an integer. + */ +static +ERL_NIF_TERM encode_address_info_type(ErlNifEnv* env, + int socktype) +{ + ERL_NIF_TERM etype; + + if (NULL != esock_encode_type(env, socktype, &etype)) + etype = MKI(env, socktype); + + return etype; +} + + + +/* Convert an "native" protocol to an erlang protocol. + * Note that this is not currently exhaustive, but only supports + * tcp and udp. Other values will be returned as is, that is + * in the form of an integer. + */ +static +ERL_NIF_TERM encode_address_info_proto(ErlNifEnv* env, + int proto) +{ + ERL_NIF_TERM eproto; + + if (NULL != esock_encode_protocol(env, proto, &eproto)) + eproto = MKI(env, proto); + + return eproto; +} + + + +static +char* make_address_info(ErlNifEnv* env, + ERL_NIF_TERM fam, + ERL_NIF_TERM sockType, + ERL_NIF_TERM proto, + ERL_NIF_TERM addr, + ERL_NIF_TERM* ai) +{ + ERL_NIF_TERM keys[] = {esock_atom_family, + esock_atom_type, + esock_atom_protocol, + esock_atom_addr}; + ERL_NIF_TERM vals[] = {fam, sockType, proto, addr}; + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + + ESOCK_ASSERT( (numKeys == numVals) ); + + if (!MKMA(env, keys, vals, numKeys, ai)) { + *ai = esock_atom_undefined; + return ESOCK_STR_EINVAL; + } else { + return NULL; + } +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * C a l l b a c k F u n c t i o n s + * ---------------------------------------------------------------------- + */ + +/* ========================================================================= + * net_dtor - Callback function for resource destructor + * + */ +/* +static +void net_dtor(ErlNifEnv* env, void* obj) +{ +} +*/ + + +/* ========================================================================= + * net_stop - Callback function for resource stop + * + */ +/* +static +void net_stop(ErlNifEnv* env, void* obj, int fd, int is_direct_call) +{ +} +*/ + + + + +/* ========================================================================= + * net_down - Callback function for resource down (monitored processes) + * + */ +/* +static +void net_down(ErlNifEnv* env, + void* obj, + const ErlNifPid* pid, + const ErlNifMonitor* mon) +{ +} +*/ + + + +/* ---------------------------------------------------------------------- + * L o a d / u n l o a d / u p g r a d e F u n c t i o n s + * ---------------------------------------------------------------------- + */ + +static +ErlNifFunc net_funcs[] = +{ + // Some utility functions + {"nif_info", 0, nif_info, 0}, + {"nif_command", 1, nif_command, 0}, // Shall we let this be dirty? + + /* get/set hostname */ + {"nif_gethostname", 0, nif_gethostname, 0}, + + /* address and name translation in protocol-independent manner */ + {"nif_getnameinfo", 2, nif_getnameinfo, 0}, + {"nif_getaddrinfo", 3, nif_getaddrinfo, 0}, + + /* Network interface (name and/or index) functions */ + {"nif_if_name2index", 1, nif_if_name2index, 0}, + {"nif_if_index2name", 1, nif_if_index2name, 0}, + {"nif_if_names", 0, nif_if_names, 0} +}; + + +#if !defined(__WIN32__) +static +BOOLEAN_T extract_debug(ErlNifEnv* env, + ERL_NIF_TERM map) +{ + /* + * We need to do this here since the "proper" atom has not been + * created when this function is called. + */ + ERL_NIF_TERM debug = MKA(env, "debug"); + + return esock_extract_bool_from_map(env, map, debug, NET_NIF_DEBUG_DEFAULT); +} +#endif + + +/* ======================================================================= + * load_info - A map of misc info (e.g global debug) + */ + +static +int on_load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info) +{ +#if !defined(__WIN32__) + // We should make it possible to use load_info to get default values + data.debug = extract_debug(env, load_info); + + NDBG( ("NET", "on_load -> entry\r\n") ); +#endif + +#define LOCAL_ATOM_DECL(A) atom_##A = MKA(env, #A) +LOCAL_ATOMS +LOCAL_ERROR_REASON_ATOMS +#undef LOCAL_ATOM_DECL + + // For storing "global" things... + // data.env = enif_alloc_env(); // We should really check + // data.version = MKA(env, ERTS_VERSION); + // data.buildDate = MKA(env, ERTS_BUILD_DATE); + + net = enif_open_resource_type_x(env, + "net", + &netInit, + ERL_NIF_RT_CREATE, + NULL); + +#if !defined(__WIN32__) + NDBG( ("NET", "on_load -> done\r\n") ); +#endif + + return !net; +} + +ERL_NIF_INIT(net, net_funcs, on_load, NULL, NULL, NULL) diff --git a/erts/emulator/nifs/common/socket_dbg.c b/erts/emulator/nifs/common/socket_dbg.c new file mode 100644 index 0000000000..fe9135e5a0 --- /dev/null +++ b/erts/emulator/nifs/common/socket_dbg.c @@ -0,0 +1,138 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2018-2018. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + * + * ---------------------------------------------------------------------- + * Purpose : Debug functions for the socket and net NIF(s). + * ---------------------------------------------------------------------- + * + */ + +#include <stdarg.h> +#include <string.h> +#include <stdio.h> +#include <ctype.h> +#include <time.h> + +#include <erl_nif.h> +#include "socket_dbg.h" + +#define TSELF() enif_thread_self() +#define TNAME(__T__) enif_thread_name( __T__ ) +#define TSNAME() TNAME(TSELF()) + +static FILE* dbgout = NULL; + +static int realtime(struct timespec* tsP); +static int timespec2str(char *buf, unsigned int len, struct timespec *ts); + + +extern +void esock_dbg_init(char* filename) +{ + if (filename != NULL) { + if (strcmp(filename, ESOCK_DBGOUT_DEFAULT) == 0) { + dbgout = stdout; + } else if (strcmp(filename, ESOCK_DBGOUT_UNIQUE) == 0) { + char template[] = "/tmp/esock-dbg-XXXXXX"; + dbgout = fdopen(mkstemp(template), "w+"); + } else { + dbgout = fopen(filename, "w+"); + } + } else { + char template[] = "/tmp/esock-dbg-XXXXXX"; + dbgout = fdopen(mkstemp(template), "w+"); + } +} + + + +/* + * Print a debug format string *with* both a timestamp and the + * the name of the *current* thread. + */ +extern +void esock_dbg_printf( const char* prefix, const char* format, ... ) +{ + va_list args; + char f[512 + sizeof(format)]; // This has to suffice... + char stamp[30]; + struct timespec ts; + int res; + + /* + * We should really include self in the printout, so we can se which process + * are executing the code. But then I must change the API.... + * ....something for later. + */ + + if (!realtime(&ts)) { + if (timespec2str(stamp, sizeof(stamp), &ts) != 0) { + res = enif_snprintf(f, sizeof(f), "%s [%s] %s", prefix, TSNAME(), format); + // res = enif_snprintf(f, sizeof(f), "%s [%s]", prefix, format); + } else { + res = enif_snprintf(f, sizeof(f), "%s [%s] [%s] %s", prefix, stamp, TSNAME(), format); + // res = enif_snprintf(f, sizeof(f), "%s [%s] %s", prefix, stamp, format); + } + + if (res > 0) { + va_start (args, format); + enif_vfprintf (dbgout, f, args); + va_end (args); + fflush(stdout); + } + } + + return; +} + + +static +int realtime(struct timespec* tsP) +{ + return clock_gettime(CLOCK_REALTIME, tsP); +} + + + + +/* + * Convert a timespec struct into a readable/printable string + */ +static +int timespec2str(char *buf, unsigned int len, struct timespec *ts) +{ + int ret, buflen; + struct tm t; + + tzset(); + if (localtime_r(&(ts->tv_sec), &t) == NULL) + return 1; + + ret = strftime(buf, len, "%F %T", &t); + if (ret == 0) + return 2; + len -= ret - 1; + buflen = strlen(buf); + + ret = snprintf(&buf[buflen], len, ".%06ld", ts->tv_nsec/1000); + if (ret >= len) + return 3; + + return 0; +} diff --git a/erts/emulator/nifs/common/socket_dbg.h b/erts/emulator/nifs/common/socket_dbg.h new file mode 100644 index 0000000000..47739b46da --- /dev/null +++ b/erts/emulator/nifs/common/socket_dbg.h @@ -0,0 +1,55 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2018-2018. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + * + * ---------------------------------------------------------------------- + * Purpose : Defines and macros for the debug util of the socket and + * net NIF(s). + * ---------------------------------------------------------------------- + * + */ + +#ifndef SOCKET_DBG_H__ +#define SOCKET_DBG_H__ + +/* Used when calling the init function */ +#define ESOCK_DBGOUT_DEFAULT "stdout" +#define ESOCK_DBGOUT_UNIQUE "unique" + + +/* Used in debug printouts */ +#ifdef __WIN32__ +#define LLU "%I64u" +#else +#define LLU "%llu" +#endif +typedef unsigned long long llu_t; + + + +#define ESOCK_DBG_PRINTF( ___COND___ , proto ) \ + if ( ___COND___ ) { \ + esock_dbg_printf proto; \ + fflush(stdout); \ + } + + +extern void esock_dbg_init(char* filename); +extern void esock_dbg_printf( const char* prefix, const char* format, ... ); + +#endif // SOCKET_DBG_H__ diff --git a/erts/emulator/nifs/common/socket_int.h b/erts/emulator/nifs/common/socket_int.h new file mode 100644 index 0000000000..043303a60d --- /dev/null +++ b/erts/emulator/nifs/common/socket_int.h @@ -0,0 +1,392 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2018-2018. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + * + * ---------------------------------------------------------------------- + * Purpose : Utility "stuff" for socket and net. + * ---------------------------------------------------------------------- + * + */ + +#ifndef SOCKET_INT_H__ +#define SOCKET_INT_H__ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#ifdef __WIN32__ + +/* All this just to replace sys/socket.h, netinet/in.h and sys/un.h??? */ +#define INCL_WINSOCK_API_TYPEDEFS 1 +#ifndef WINDOWS_H_INCLUDES_WINSOCK2_H +#include <winsock2.h> +#endif +#include <windows.h> +#include <Ws2tcpip.h> /* NEED VC 6.0 or higher */ +/* Visual studio 2008+: NTDDI_VERSION needs to be set for iphlpapi.h + * to define the right structures. It needs to be set to WINXP (or LONGHORN) + * for IPV6 to work and it's set lower by default, so we need to change it. + */ +#ifdef HAVE_SDKDDKVER_H +# include <sdkddkver.h> +# ifdef NTDDI_VERSION +# undef NTDDI_VERSION +# endif +# define NTDDI_VERSION NTDDI_WINXP +#endif +#include <iphlpapi.h> + +#else /* !__WIN32__ */ + +#include <sys/socket.h> +#include <netinet/in.h> +#ifdef HAVE_SYS_UN_H +#include <sys/un.h> +#endif + +#endif + +#include <erl_nif.h> + +/* The general purpose sockaddr */ +typedef union { + /* General sockaddr */ + struct sockaddr sa; + + /* IPv4 sockaddr */ + struct sockaddr_in in4; + + /* IPv6 sockaddr */ +#if defined(HAVE_IN6) && defined(AF_INET6) + struct sockaddr_in6 in6; +#endif + + /* Unix Domain Socket sockaddr */ +#if defined(HAVE_SYS_UN_H) + struct sockaddr_un un; +#endif + +} SocketAddress; + + +/* *** Boolean *type* stuff... *** */ +typedef unsigned int BOOLEAN_T; +#define TRUE 1 +#define FALSE 0 + +#define BOOL2ATOM(__B__) ((__B__) ? esock_atom_true : esock_atom_false) + +#define B2S(__B__) ((__B__) ? "true" : "false") + +/* Misc error strings */ +#define ESOCK_STR_EAFNOSUPPORT "eafnosupport" +#define ESOCK_STR_EAGAIN "eagain" +#define ESOCK_STR_EINVAL "einval" + + +/* ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + * "Global" atoms + */ + +#define GLOBAL_ATOM_DEFS \ + GLOBAL_ATOM_DEF(abort); \ + GLOBAL_ATOM_DEF(accept); \ + GLOBAL_ATOM_DEF(acceptconn); \ + GLOBAL_ATOM_DEF(acceptfilter); \ + GLOBAL_ATOM_DEF(adaption_layer); \ + GLOBAL_ATOM_DEF(addr); \ + GLOBAL_ATOM_DEF(addrform); \ + GLOBAL_ATOM_DEF(add_membership); \ + GLOBAL_ATOM_DEF(add_source_membership); \ + GLOBAL_ATOM_DEF(any); \ + GLOBAL_ATOM_DEF(associnfo); \ + GLOBAL_ATOM_DEF(authhdr); \ + GLOBAL_ATOM_DEF(auth_active_key); \ + GLOBAL_ATOM_DEF(auth_asconf); \ + GLOBAL_ATOM_DEF(auth_chunk); \ + GLOBAL_ATOM_DEF(auth_delete_key); \ + GLOBAL_ATOM_DEF(auth_key); \ + GLOBAL_ATOM_DEF(auth_level); \ + GLOBAL_ATOM_DEF(autoclose); \ + GLOBAL_ATOM_DEF(bindtodevice); \ + GLOBAL_ATOM_DEF(block_source); \ + GLOBAL_ATOM_DEF(broadcast); \ + GLOBAL_ATOM_DEF(busy_poll); \ + GLOBAL_ATOM_DEF(checksum); \ + GLOBAL_ATOM_DEF(close); \ + GLOBAL_ATOM_DEF(connect); \ + GLOBAL_ATOM_DEF(congestion); \ + GLOBAL_ATOM_DEF(context); \ + GLOBAL_ATOM_DEF(cork); \ + GLOBAL_ATOM_DEF(credentials); \ + GLOBAL_ATOM_DEF(ctrl); \ + GLOBAL_ATOM_DEF(ctrunc); \ + GLOBAL_ATOM_DEF(data); \ + GLOBAL_ATOM_DEF(debug); \ + GLOBAL_ATOM_DEF(default_send_params); \ + GLOBAL_ATOM_DEF(delayed_ack_time); \ + GLOBAL_ATOM_DEF(dgram); \ + GLOBAL_ATOM_DEF(disable_fragments); \ + GLOBAL_ATOM_DEF(domain); \ + GLOBAL_ATOM_DEF(dontfrag); \ + GLOBAL_ATOM_DEF(dontroute); \ + GLOBAL_ATOM_DEF(drop_membership); \ + GLOBAL_ATOM_DEF(drop_source_membership); \ + GLOBAL_ATOM_DEF(dstopts); \ + GLOBAL_ATOM_DEF(eor); \ + GLOBAL_ATOM_DEF(error); \ + GLOBAL_ATOM_DEF(errqueue); \ + GLOBAL_ATOM_DEF(esp_network_level); \ + GLOBAL_ATOM_DEF(esp_trans_level); \ + GLOBAL_ATOM_DEF(events); \ + GLOBAL_ATOM_DEF(explicit_eor); \ + GLOBAL_ATOM_DEF(faith); \ + GLOBAL_ATOM_DEF(false); \ + GLOBAL_ATOM_DEF(family); \ + GLOBAL_ATOM_DEF(flags); \ + GLOBAL_ATOM_DEF(flowinfo); \ + GLOBAL_ATOM_DEF(fragment_interleave); \ + GLOBAL_ATOM_DEF(freebind); \ + GLOBAL_ATOM_DEF(get_peer_addr_info); \ + GLOBAL_ATOM_DEF(hdrincl); \ + GLOBAL_ATOM_DEF(hmac_ident); \ + GLOBAL_ATOM_DEF(hoplimit); \ + GLOBAL_ATOM_DEF(hopopts); \ + GLOBAL_ATOM_DEF(ifindex); \ + GLOBAL_ATOM_DEF(inet); \ + GLOBAL_ATOM_DEF(inet6); \ + GLOBAL_ATOM_DEF(info); \ + GLOBAL_ATOM_DEF(initmsg); \ + GLOBAL_ATOM_DEF(iov); \ + GLOBAL_ATOM_DEF(ip); \ + GLOBAL_ATOM_DEF(ipcomp_level); \ + GLOBAL_ATOM_DEF(ipv6); \ + GLOBAL_ATOM_DEF(i_want_mapped_v4_addr); \ + GLOBAL_ATOM_DEF(join_group); \ + GLOBAL_ATOM_DEF(keepalive); \ + GLOBAL_ATOM_DEF(keepcnt); \ + GLOBAL_ATOM_DEF(keepidle); \ + GLOBAL_ATOM_DEF(keepintvl); \ + GLOBAL_ATOM_DEF(leave_group); \ + GLOBAL_ATOM_DEF(level); \ + GLOBAL_ATOM_DEF(linger); \ + GLOBAL_ATOM_DEF(local); \ + GLOBAL_ATOM_DEF(local_auth_chunks); \ + GLOBAL_ATOM_DEF(loopback); \ + GLOBAL_ATOM_DEF(lowdelay); \ + GLOBAL_ATOM_DEF(mark); \ + GLOBAL_ATOM_DEF(maxburst); \ + GLOBAL_ATOM_DEF(maxseg); \ + GLOBAL_ATOM_DEF(md5sig); \ + GLOBAL_ATOM_DEF(mincost); \ + GLOBAL_ATOM_DEF(minttl); \ + GLOBAL_ATOM_DEF(msfilter); \ + GLOBAL_ATOM_DEF(mtu); \ + GLOBAL_ATOM_DEF(mtu_discover); \ + GLOBAL_ATOM_DEF(multicast_all); \ + GLOBAL_ATOM_DEF(multicast_hops); \ + GLOBAL_ATOM_DEF(multicast_if); \ + GLOBAL_ATOM_DEF(multicast_loop); \ + GLOBAL_ATOM_DEF(multicast_ttl); \ + GLOBAL_ATOM_DEF(nodelay); \ + GLOBAL_ATOM_DEF(nodefrag); \ + GLOBAL_ATOM_DEF(noopt); \ + GLOBAL_ATOM_DEF(nopush); \ + GLOBAL_ATOM_DEF(not_found); \ + GLOBAL_ATOM_DEF(not_owner); \ + GLOBAL_ATOM_DEF(ok); \ + GLOBAL_ATOM_DEF(oob); \ + GLOBAL_ATOM_DEF(oobinline); \ + GLOBAL_ATOM_DEF(options); \ + GLOBAL_ATOM_DEF(origdstaddr); \ + GLOBAL_ATOM_DEF(partial_delivery_point); \ + GLOBAL_ATOM_DEF(passcred); \ + GLOBAL_ATOM_DEF(path); \ + GLOBAL_ATOM_DEF(peekcred); \ + GLOBAL_ATOM_DEF(peek_off); \ + GLOBAL_ATOM_DEF(peer_addr_params); \ + GLOBAL_ATOM_DEF(peer_auth_chunks); \ + GLOBAL_ATOM_DEF(pktinfo); \ + GLOBAL_ATOM_DEF(pktoptions); \ + GLOBAL_ATOM_DEF(port); \ + GLOBAL_ATOM_DEF(portrange); \ + GLOBAL_ATOM_DEF(primary_addr); \ + GLOBAL_ATOM_DEF(priority); \ + GLOBAL_ATOM_DEF(protocol); \ + GLOBAL_ATOM_DEF(raw); \ + GLOBAL_ATOM_DEF(rcvbuf); \ + GLOBAL_ATOM_DEF(rcvbufforce); \ + GLOBAL_ATOM_DEF(rcvlowat); \ + GLOBAL_ATOM_DEF(rcvtimeo); \ + GLOBAL_ATOM_DEF(rdm); \ + GLOBAL_ATOM_DEF(recv); \ + GLOBAL_ATOM_DEF(recvdstaddr); \ + GLOBAL_ATOM_DEF(recverr); \ + GLOBAL_ATOM_DEF(recvfrom); \ + GLOBAL_ATOM_DEF(recvif); \ + GLOBAL_ATOM_DEF(recvmsg); \ + GLOBAL_ATOM_DEF(recvopts); \ + GLOBAL_ATOM_DEF(recvorigdstaddr); \ + GLOBAL_ATOM_DEF(recvpktinfo); \ + GLOBAL_ATOM_DEF(recvtclass); \ + GLOBAL_ATOM_DEF(recvtos); \ + GLOBAL_ATOM_DEF(recvttl); \ + GLOBAL_ATOM_DEF(reliability); \ + GLOBAL_ATOM_DEF(reset_streams); \ + GLOBAL_ATOM_DEF(retopts); \ + GLOBAL_ATOM_DEF(reuseaddr); \ + GLOBAL_ATOM_DEF(reuseport); \ + GLOBAL_ATOM_DEF(rights); \ + GLOBAL_ATOM_DEF(router_alert); \ + GLOBAL_ATOM_DEF(rthdr); \ + GLOBAL_ATOM_DEF(rtoinfo); \ + GLOBAL_ATOM_DEF(rxq_ovfl); \ + GLOBAL_ATOM_DEF(scope_id); \ + GLOBAL_ATOM_DEF(sctp); \ + GLOBAL_ATOM_DEF(sec); \ + GLOBAL_ATOM_DEF(select_failed); \ + GLOBAL_ATOM_DEF(select_sent); \ + GLOBAL_ATOM_DEF(send); \ + GLOBAL_ATOM_DEF(sendmsg); \ + GLOBAL_ATOM_DEF(sendsrcaddr); \ + GLOBAL_ATOM_DEF(sendto); \ + GLOBAL_ATOM_DEF(seqpacket); \ + GLOBAL_ATOM_DEF(setfib); \ + GLOBAL_ATOM_DEF(set_peer_primary_addr); \ + GLOBAL_ATOM_DEF(sndbuf); \ + GLOBAL_ATOM_DEF(sndbufforce); \ + GLOBAL_ATOM_DEF(sndlowat); \ + GLOBAL_ATOM_DEF(sndtimeo); \ + GLOBAL_ATOM_DEF(socket); \ + GLOBAL_ATOM_DEF(socket_tag); \ + GLOBAL_ATOM_DEF(spec_dst); \ + GLOBAL_ATOM_DEF(status); \ + GLOBAL_ATOM_DEF(stream); \ + GLOBAL_ATOM_DEF(syncnt); \ + GLOBAL_ATOM_DEF(tclass); \ + GLOBAL_ATOM_DEF(tcp); \ + GLOBAL_ATOM_DEF(throughput); \ + GLOBAL_ATOM_DEF(timestamp); \ + GLOBAL_ATOM_DEF(tos); \ + GLOBAL_ATOM_DEF(transparent); \ + GLOBAL_ATOM_DEF(true); \ + GLOBAL_ATOM_DEF(trunc); \ + GLOBAL_ATOM_DEF(ttl); \ + GLOBAL_ATOM_DEF(type); \ + GLOBAL_ATOM_DEF(udp); \ + GLOBAL_ATOM_DEF(unblock_source); \ + GLOBAL_ATOM_DEF(undefined); \ + GLOBAL_ATOM_DEF(unicast_hops); \ + GLOBAL_ATOM_DEF(unknown); \ + GLOBAL_ATOM_DEF(usec); \ + GLOBAL_ATOM_DEF(user_timeout); \ + GLOBAL_ATOM_DEF(use_ext_recvinfo); \ + GLOBAL_ATOM_DEF(use_min_mtu); \ + GLOBAL_ATOM_DEF(v6only); + + +/* ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + * Error reason atoms + */ + +#define GLOBAL_ERROR_REASON_ATOM_DEFS \ + GLOBAL_ATOM_DEF(eafnosupport); \ + GLOBAL_ATOM_DEF(eagain); \ + GLOBAL_ATOM_DEF(einval); + + +#define GLOBAL_ATOM_DEF(A) extern ERL_NIF_TERM esock_atom_##A +GLOBAL_ATOM_DEFS +GLOBAL_ERROR_REASON_ATOM_DEFS +#undef GLOBAL_ATOM_DEF + + +/* ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + * Various wrapper macros for enif functions + */ +#define MALLOC(SZ) enif_alloc((SZ)) +#define REALLOC(P, SZ) enif_realloc((P), (SZ)) +#define FREE(P) enif_free((P)) + +#define MKA(E,S) enif_make_atom((E), (S)) +#define MKBIN(E,B) enif_make_binary((E), (B)) +#define MKI(E,I) enif_make_int((E), (I)) +#define MKL(E,L) enif_make_long((E), (L)) +#define MKLA(E,A,L) enif_make_list_from_array((E), (A), (L)) +#define MKEL(E) enif_make_list((E), 0) +#define MKMA(E,KA,VA,L,M) enif_make_map_from_arrays((E), (KA), (VA), (L), (M)) +#define MKPID(E, P) enif_make_pid((E), (P)) +#define MKREF(E) enif_make_ref((E)) +#define MKS(E,S) enif_make_string((E), (S), ERL_NIF_LATIN1) +#define MKSL(E,S,L) enif_make_string_len((E), (S), (L), ERL_NIF_LATIN1) +#define MKSBIN(E,B,ST,SZ) enif_make_sub_binary((E), (B), (ST), (SZ)) +#define MKT2(E,E1,E2) enif_make_tuple2((E), (E1), (E2)) +#define MKT3(E,E1,E2,E3) enif_make_tuple3((E), (E1), (E2), (E3)) +#define MKT4(E,E1,E2,E3,E4) enif_make_tuple4((E), (E1), (E2), (E3), (E4)) +#define MKT5(E,E1,E2,E3,E4,E5) \ + enif_make_tuple5((E), (E1), (E2), (E3), (E4), (E5)) +#define MKT8(E,E1,E2,E3,E4,E5,E6,E7,E8) \ + enif_make_tuple8((E), (E1), (E2), (E3), (E4), (E5), (E6), (E7), (E8)) +#define MKTA(E, A, AL) enif_make_tuple_from_array((E), (A), (AL)) +#define MKUI(E,UI) enif_make_uint((E), (UI)) +#define MKUL(E,UL) enif_make_ulong((E), (UL)) + +#define MCREATE(N) enif_mutex_create((N)) +#define MDESTROY(M) enif_mutex_destroy((M)) +#define MLOCK(M) enif_mutex_lock((M)) +#define MUNLOCK(M) enif_mutex_unlock((M)) + +#define MONP(S,E,D,P,M) esock_monitor((S), (E), (D), (P), (M)) +#define DEMONP(S,E,D,M) esock_demonitor((S), (E), (D), (M)) +#define MON_INIT(M) esock_monitor_init((M)) +#define MON2T(E, M) enif_make_monitor_term((E), (M)) + +#define COMPARE(A, B) enif_compare((A), (B)) +#define COMPARE_PIDS(P1, P2) enif_compare_pids((P1), (P2)) + +#define IS_ATOM(E, TE) enif_is_atom((E), (TE)) +#define IS_BIN(E, TE) enif_is_binary((E), (TE)) +#define IS_LIST(E, TE) enif_is_list((E), (TE)) +#define IS_MAP(E, TE) enif_is_map((E), (TE)) +#define IS_NUM(E, TE) enif_is_number((E), (TE)) +#define IS_TUPLE(E, TE) enif_is_tuple((E), (TE)) + +#define GET_ATOM_LEN(E, TE, LP) \ + enif_get_atom_length((E), (TE), (LP), ERL_NIF_LATIN1) +#define GET_ATOM(E, TE, BP, MAX) \ + enif_get_atom((E), (TE), (BP), (MAX), ERL_NIF_LATIN1) +#define GET_BIN(E, TE, BP) enif_inspect_iolist_as_binary((E), (TE), (BP)) +#define GET_INT(E, TE, IP) enif_get_int((E), (TE), (IP)) +#define GET_LIST_ELEM(E, L, HP, TP) enif_get_list_cell((E), (L), (HP), (TP)) +#define GET_LIST_LEN(E, L, LP) enif_get_list_length((E), (L), (LP)) +#define GET_LONG(E, TE, LP) enif_get_long((E), (TE), (LP)) +#define GET_LPID(E, T, P) enif_get_local_pid((E), (T), (P)) +#define GET_STR(E, L, B, SZ) \ + enif_get_string((E), (L), (B), (SZ), ERL_NIF_LATIN1) +#define GET_UINT(E, TE, UIP) enif_get_uint((E), (TE), (UIP)) +#define GET_ULONG(E, TE, ULP) enif_get_long((E), (TE), (ULP)) +#define GET_TUPLE(E, TE, TSZ, TA) enif_get_tuple((E), (TE), (TSZ), (TA)) +#define GET_MAP_VAL(E, M, K, V) enif_get_map_value((E), (M), (K), (V)) + +#define ALLOC_BIN(SZ, BP) enif_alloc_binary((SZ), (BP)) +#define REALLOC_BIN(SZ, BP) enif_realloc_binary((SZ), (BP)) +#define FREE_BIN(BP) enif_release_binary((BP)) + + +#endif // SOCKET_INT_H__ diff --git a/erts/emulator/nifs/common/socket_nif.c b/erts/emulator/nifs/common/socket_nif.c new file mode 100644 index 0000000000..052c585032 --- /dev/null +++ b/erts/emulator/nifs/common/socket_nif.c @@ -0,0 +1,18278 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2018-2019. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + * + * ---------------------------------------------------------------------- + * Purpose : The NIF (C) part of the socket interface + * + * All of the nif-functions which are part of the API has two parts. + * The first function is called 'nif_<something>', e.g. nif_open. + * This does the initial validation and argument processing and then + * calls the function that does the actual work. This is called + * 'n<something>'. + * ---------------------------------------------------------------------- + * + * + * This is just a code snippet in case there is need of extra debugging + * + * esock_dbg_printf("DEMONP", "[%d] %s: %T\r\n", + * descP->sock, slogan, + * MON2T(env, &monP->mon)); + * + */ + +#define STATIC_ERLANG_NIF 1 + + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +/* If we HAVE_SCTP_H and Solaris, we need to define the following in + * order to get SCTP working: + */ +#if (defined(HAVE_SCTP_H) && defined(__sun) && defined(__SVR4)) +#define SOLARIS10 1 +/* WARNING: This is not quite correct, it may also be Solaris 11! */ +#define _XPG4_2 +#define __EXTENSIONS__ +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <stddef.h> +#include <ctype.h> +#include <sys/types.h> +#include <errno.h> +#include <time.h> + +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif +#ifdef HAVE_SYS_UIO_H +#include <sys/uio.h> +#endif + +#ifdef HAVE_NET_IF_DL_H +#include <net/if_dl.h> +#endif + +#ifdef HAVE_IFADDRS_H +#include <ifaddrs.h> +#endif + +#ifdef HAVE_NETPACKET_PACKET_H +#include <netpacket/packet.h> +#endif + +#ifdef HAVE_SYS_UN_H +#include <sys/un.h> +#endif + +/* SENDFILE STUFF HERE IF WE NEED IT... */ + +#if defined(__APPLE__) && defined(__MACH__) && !defined(__DARWIN__) +#define __DARWIN__ 1 +#endif + + +#ifdef __WIN32__ +#define STRNCASECMP strncasecmp +#define INCL_WINSOCK_API_TYPEDEFS 1 + +#ifndef WINDOWS_H_INCLUDES_WINSOCK2_H +#include <winsock2.h> +#endif +#include <windows.h> +#include <Ws2tcpip.h> /* NEED VC 6.0 or higher */ + +/* Visual studio 2008+: NTDDI_VERSION needs to be set for iphlpapi.h + * to define the right structures. It needs to be set to WINXP (or LONGHORN) + * for IPV6 to work and it's set lower by default, so we need to change it. + */ +#ifdef HAVE_SDKDDKVER_H +# include <sdkddkver.h> +# ifdef NTDDI_VERSION +# undef NTDDI_VERSION +# endif +# define NTDDI_VERSION NTDDI_WINXP +#endif +#include <iphlpapi.h> + +#undef WANT_NONBLOCKING +#include "sys.h" + + + + +/* AND HERE WE MAY HAVE A BUNCH OF DEFINES....SEE INET DRIVER.... */ + + + + +#else /* ifdef __WIN32__ */ + +#include <sys/time.h> +#ifdef NETDB_H_NEEDS_IN_H +#include <netinet/in.h> +#endif +#include <netdb.h> + +#include <sys/socket.h> +#include <netinet/in.h> + +#ifdef DEF_INADDR_LOOPBACK_IN_RPC_TYPES_H +#include <rpc/types.h> +#endif + +#include <netinet/ip.h> +#include <netinet/tcp.h> +#include <netinet/udp.h> +#include <arpa/inet.h> + +#include <sys/param.h> +#ifdef HAVE_ARPA_NAMESER_H +#include <arpa/nameser.h> +#endif + +#ifdef HAVE_SYS_SOCKIO_H +#include <sys/sockio.h> +#endif + +#ifdef HAVE_SYS_IOCTL_H +#include <sys/ioctl.h> +#endif + +#include <net/if.h> + +#ifdef HAVE_SCHED_H +#include <sched.h> +#endif + +#ifdef HAVE_SETNS_H +#include <setns.h> +#endif + +#define HAVE_UDP + +/* SCTP support -- currently for UNIX platforms only: */ +#undef HAVE_SCTP +#if defined(HAVE_SCTP_H) + +#include <netinet/sctp.h> + +/* SCTP Socket API Draft from version 11 on specifies that netinet/sctp.h must + explicitly define HAVE_SCTP in case when SCTP is supported, but Solaris 10 + still apparently uses Draft 10, and does not define that symbol, so we have + to define it explicitly: +*/ +#ifndef HAVE_SCTP +# define HAVE_SCTP +#endif + +/* These changed in draft 11, so SOLARIS10 uses the old MSG_* */ +#if ! HAVE_DECL_SCTP_UNORDERED +# define SCTP_UNORDERED MSG_UNORDERED +#endif +#if ! HAVE_DECL_SCTP_ADDR_OVER +# define SCTP_ADDR_OVER MSG_ADDR_OVER +#endif +#if ! HAVE_DECL_SCTP_ABORT +# define SCTP_ABORT MSG_ABORT +#endif +#if ! HAVE_DECL_SCTP_EOF +# define SCTP_EOF MSG_EOF +#endif + +/* More Solaris 10 fixes: */ +#if ! HAVE_DECL_SCTP_CLOSED && HAVE_DECL_SCTPS_IDLE +# define SCTP_CLOSED SCTPS_IDLE +# undef HAVE_DECL_SCTP_CLOSED +# define HAVE_DECL_SCTP_CLOSED 1 +#endif +#if ! HAVE_DECL_SCTP_BOUND && HAVE_DECL_SCTPS_BOUND +# define SCTP_BOUND SCTPS_BOUND +# undef HAVE_DECL_SCTP_BOUND +# define HAVE_DECL_SCTP_BOUND 1 +#endif +#if ! HAVE_DECL_SCTP_LISTEN && HAVE_DECL_SCTPS_LISTEN +# define SCTP_LISTEN SCTPS_LISTEN +# undef HAVE_DECL_SCTP_LISTEN +# define HAVE_DECL_SCTP_LISTEN 1 +#endif +#if ! HAVE_DECL_SCTP_COOKIE_WAIT && HAVE_DECL_SCTPS_COOKIE_WAIT +# define SCTP_COOKIE_WAIT SCTPS_COOKIE_WAIT +# undef HAVE_DECL_SCTP_COOKIE_WAIT +# define HAVE_DECL_SCTP_COOKIE_WAIT 1 +#endif +#if ! HAVE_DECL_SCTP_COOKIE_ECHOED && HAVE_DECL_SCTPS_COOKIE_ECHOED +# define SCTP_COOKIE_ECHOED SCTPS_COOKIE_ECHOED +# undef HAVE_DECL_SCTP_COOKIE_ECHOED +# define HAVE_DECL_SCTP_COOKIE_ECHOED 1 +#endif +#if ! HAVE_DECL_SCTP_ESTABLISHED && HAVE_DECL_SCTPS_ESTABLISHED +# define SCTP_ESTABLISHED SCTPS_ESTABLISHED +# undef HAVE_DECL_SCTP_ESTABLISHED +# define HAVE_DECL_SCTP_ESTABLISHED 1 +#endif +#if ! HAVE_DECL_SCTP_SHUTDOWN_PENDING && HAVE_DECL_SCTPS_SHUTDOWN_PENDING +# define SCTP_SHUTDOWN_PENDING SCTPS_SHUTDOWN_PENDING +# undef HAVE_DECL_SCTP_SHUTDOWN_PENDING +# define HAVE_DECL_SCTP_SHUTDOWN_PENDING 1 +#endif +#if ! HAVE_DECL_SCTP_SHUTDOWN_SENT && HAVE_DECL_SCTPS_SHUTDOWN_SENT +# define SCTP_SHUTDOWN_SENT SCTPS_SHUTDOWN_SENT +# undef HAVE_DECL_SCTP_SHUTDOWN_SENT +# define HAVE_DECL_SCTP_SHUTDOWN_SENT 1 +#endif +#if ! HAVE_DECL_SCTP_SHUTDOWN_RECEIVED && HAVE_DECL_SCTPS_SHUTDOWN_RECEIVED +# define SCTP_SHUTDOWN_RECEIVED SCTPS_SHUTDOWN_RECEIVED +# undef HAVE_DECL_SCTP_SHUTDOWN_RECEIVED +# define HAVE_DECL_SCTP_SHUTDOWN_RECEIVED 1 +#endif +#if ! HAVE_DECL_SCTP_SHUTDOWN_ACK_SENT && HAVE_DECL_SCTPS_SHUTDOWN_ACK_SENT +# define SCTP_SHUTDOWN_ACK_SENT SCTPS_SHUTDOWN_ACK_SENT +# undef HAVE_DECL_SCTP_SHUTDOWN_ACK_SENT +# define HAVE_DECL_SCTP_SHUTDOWN_ACK_SENT 1 +#endif +/* New spelling in lksctp 2.6.22 or maybe even earlier: + * adaption -> adaptation + */ +#if !defined(SCTP_ADAPTATION_LAYER) && defined (SCTP_ADAPTION_LAYER) +# define SCTP_ADAPTATION_LAYER SCTP_ADAPTION_LAYER +# define SCTP_ADAPTATION_INDICATION SCTP_ADAPTION_INDICATION +# define sctp_adaptation_event sctp_adaption_event +# define sctp_setadaptation sctp_setadaption +# define sn_adaptation_event sn_adaption_event +# define sai_adaptation_ind sai_adaption_ind +# define ssb_adaptation_ind ssb_adaption_ind +# define sctp_adaptation_layer_event sctp_adaption_layer_event +#endif + +/* + * We *may* need this stuff later when we *fully* implement support for SCTP + * + +#if defined(__GNUC__) && defined(HAVE_SCTP_BINDX) +static typeof(sctp_bindx) *esock_sctp_bindx = NULL; +#else +static int (*esock_sctp_bindx) + (int sd, struct sockaddr *addrs, int addrcnt, int flags) = NULL; +#endif + +#if defined(__GNUC__) && defined(HAVE_SCTP_PEELOFF) +static typeof(sctp_peeloff) *esock_sctp_peeloff = NULL; +#else +static int (*esock_sctp_peeloff) + (int sd, sctp_assoc_t assoc_id) = NULL; +#endif + +#if defined(__GNUC__) && defined(HAVE_SCTP_GETLADDRS) +static typeof(sctp_getladdrs) *esock_sctp_getladdrs = NULL; +#else +static int (*esock_sctp_getladdrs) + (int sd, sctp_assoc_t assoc_id, struct sockaddr **ss) = NULL; +#endif + +#if defined(__GNUC__) && defined(HAVE_SCTP_FREELADDRS) +static typeof(sctp_freeladdrs) *esock_sctp_freeladdrs = NULL; +#else +static void (*esock_sctp_freeladdrs)(struct sockaddr *addrs) = NULL; +#endif + +#if defined(__GNUC__) && defined(HAVE_SCTP_GETPADDRS) +static typeof(sctp_getpaddrs) *esock_sctp_getpaddrs = NULL; +#else +static int (*esock_sctp_getpaddrs) + (int sd, sctp_assoc_t assoc_id, struct sockaddr **ss) = NULL; +#endif + +#if defined(__GNUC__) && defined(HAVE_SCTP_FREEPADDRS) +static typeof(sctp_freepaddrs) *esock_sctp_freepaddrs = NULL; +#else +static void (*esock_sctp_freepaddrs)(struct sockaddr *addrs) = NULL; +#endif + +*/ + +#endif /* #if defined(HAVE_SCTP_H) */ + + +#ifndef WANT_NONBLOCKING +#define WANT_NONBLOCKING +#endif +#include "sys.h" + +/* Socket stuff */ +#define INVALID_SOCKET -1 +// #define INVALID_EVENT -1 +#define SOCKET_ERROR -1 + +#endif /* ifdef __WIN32__ */ + +#include <erl_nif.h> + +#include "socket_dbg.h" +#include "socket_tarray.h" +#include "socket_int.h" +#include "socket_util.h" + +#if defined(SOL_IPV6) || defined(IPPROTO_IPV6) +#define HAVE_IPV6 +#endif + +/* All platforms fail on malloc errors. */ +#define FATAL_MALLOC + + +/* Debug stuff... */ +#define SOCKET_GLOBAL_DEBUG_DEFAULT FALSE +#define SOCKET_DEBUG_DEFAULT FALSE + +/* Counters and stuff (Don't know where to sent this stuff anyway) */ +#define SOCKET_NIF_IOW_DEFAULT FALSE + + + +/* Socket stuff */ +#define INVALID_EVENT -1 + +#define SOCKET int +#define HANDLE long int + + +/* ============================================================================== + * The IS_SOCKET_ERROR macro below is used for portability reasons. + * While POSIX specifies that errors from socket-related system calls + * should be indicated with a -1 return value, some users have experienced + * non-Windows OS kernels that return negative values other than -1. + * While one can argue that such kernels are technically broken, comparing + * against values less than 0 covers their out-of-spec return values without + * imposing incorrect semantics on systems that manage to correctly return -1 + * for errors, thus increasing Erlang's portability. + */ +#ifdef __WIN32__ +#define IS_SOCKET_ERROR(val) ((val) == SOCKET_ERROR) +#else +#define IS_SOCKET_ERROR(val) ((val) < 0) +#endif + + +/* *** Misc macros and defines *** */ + +/* This macro exist on some (linux) platforms */ +#if !defined(IPTOS_TOS_MASK) +#define IPTOS_TOS_MASK 0x1E +#endif +#if !defined(IPTOS_TOS) +#define IPTOS_TOS(tos) ((tos)&IPTOS_TOS_MASK) +#endif + + +#if defined(TCP_CA_NAME_MAX) +#define SOCKET_OPT_TCP_CONGESTION_NAME_MAX TCP_CA_NAME_MAX +#else +/* This is really excessive, but just in case... */ +#define SOCKET_OPT_TCP_CONGESTION_NAME_MAX 256 +#endif + + +#if defined(TCP_CONGESTION) || defined(SO_BINDTODEVICE) +#define USE_GETOPT_STR_OPT +#define USE_SETOPT_STR_OPT +#endif + + + +/* *** Socket state defs *** */ + +#define SOCKET_FLAG_OPEN 0x0001 +#define SOCKET_FLAG_ACTIVE 0x0004 +#define SOCKET_FLAG_LISTEN 0x0008 +#define SOCKET_FLAG_CON 0x0010 +#define SOCKET_FLAG_ACC 0x0020 +#define SOCKET_FLAG_BUSY 0x0040 +#define SOCKET_FLAG_CLOSE 0x0080 + +#define SOCKET_STATE_CLOSED (0) +#define SOCKET_STATE_OPEN (SOCKET_FLAG_OPEN) +#define SOCKET_STATE_CONNECTED (SOCKET_STATE_OPEN | SOCKET_FLAG_ACTIVE) +#define SOCKET_STATE_LISTENING (SOCKET_STATE_OPEN | SOCKET_FLAG_LISTEN) +#define SOCKET_STATE_CONNECTING (SOCKET_STATE_OPEN | SOCKET_FLAG_CON) +#define SOCKET_STATE_ACCEPTING (SOCKET_STATE_LISTENING | SOCKET_FLAG_ACC) +#define SOCKET_STATE_CLOSING (SOCKET_FLAG_CLOSE) + +#define IS_CLOSED(d) \ + ((d)->state == SOCKET_STATE_CLOSED) + +/* +#define IS_STATE(d, f) \ + (((d)->state & (f)) == (f)) +*/ + +#define IS_CLOSING(d) \ + (((d)->state & SOCKET_STATE_CLOSING) == SOCKET_STATE_CLOSING) + +#define IS_OPEN(d) \ + (((d)->state & SOCKET_FLAG_OPEN) == SOCKET_FLAG_OPEN) + +#define IS_CONNECTED(d) \ + (((d)->state & SOCKET_STATE_CONNECTED) == SOCKET_STATE_CONNECTED) + +#define IS_CONNECTING(d) \ + (((d)->state & SOCKET_FLAG_CON) == SOCKET_FLAG_CON) + +/* +#define IS_BUSY(d) \ + (((d)->state & SOCKET_FLAG_BUSY) == SOCKET_FLAG_BUSY) +*/ + +#define SOCKET_SEND_FLAG_CONFIRM 0 +#define SOCKET_SEND_FLAG_DONTROUTE 1 +#define SOCKET_SEND_FLAG_EOR 2 +#define SOCKET_SEND_FLAG_MORE 3 +#define SOCKET_SEND_FLAG_NOSIGNAL 4 +#define SOCKET_SEND_FLAG_OOB 5 +#define SOCKET_SEND_FLAG_LOW SOCKET_SEND_FLAG_CONFIRM +#define SOCKET_SEND_FLAG_HIGH SOCKET_SEND_FLAG_OOB + +#define SOCKET_RECV_FLAG_CMSG_CLOEXEC 0 +#define SOCKET_RECV_FLAG_ERRQUEUE 1 +#define SOCKET_RECV_FLAG_OOB 2 +#define SOCKET_RECV_FLAG_PEEK 3 +#define SOCKET_RECV_FLAG_TRUNC 4 +#define SOCKET_RECV_FLAG_LOW SOCKET_RECV_FLAG_CMSG_CLOEXEC +#define SOCKET_RECV_FLAG_HIGH SOCKET_RECV_FLAG_TRUNC + +#define SOCKET_RECV_BUFFER_SIZE_DEFAULT 8192 +#define SOCKET_RECV_CTRL_BUFFER_SIZE_DEFAULT 1024 +#define SOCKET_SEND_CTRL_BUFFER_SIZE_DEFAULT 1024 + +#define VT2S(__VT__) (((__VT__) == SOCKET_OPT_VALUE_TYPE_UNSPEC) ? "unspec" : \ + (((__VT__) == SOCKET_OPT_VALUE_TYPE_INT) ? "int" : \ + ((__VT__) == SOCKET_OPT_VALUE_TYPE_BOOL) ? "bool" : \ + "undef")) + +#define SOCKET_OPT_VALUE_TYPE_UNSPEC 0 +#define SOCKET_OPT_VALUE_TYPE_INT 1 +#define SOCKET_OPT_VALUE_TYPE_BOOL 2 + +typedef union { + struct { + // 0 = not open, 1 = open + unsigned int open:1; + // 0 = not conn, 1 = connecting, 2 = connected + unsigned int connect:2; + // unsigned int connecting:1; + // unsigned int connected:1; + // 0 = not listen, 1 = listening, 2 = accepting + unsigned int listen:2; + // unsigned int listening:1; + // unsigned int accepting:1; + /* Room for more... */ + } flags; + unsigned int field; // Make it easy to reset all flags... +} SocketState; + +/* +#define IS_OPEN(d) ((d)->state.flags.open) +#define IS_CONNECTED(d) ((d)->state.flags.connect == SOCKET_STATE_CONNECTED) +#define IS_CONNECTING(d) ((d)->state.flags.connect == SOCKET_STATE_CONNECTING) +*/ + + +/*---------------------------------------------------------------------------- + * Interface constants. + * + * This section must be "identical" to the corresponding socket.hrl + */ + +/* domain */ +#define SOCKET_DOMAIN_LOCAL 1 +#define SOCKET_DOMAIN_INET 2 +#define SOCKET_DOMAIN_INET6 3 + +/* type */ +#define SOCKET_TYPE_STREAM 1 +#define SOCKET_TYPE_DGRAM 2 +#define SOCKET_TYPE_RAW 3 +// #define SOCKET_TYPE_RDM 4 +#define SOCKET_TYPE_SEQPACKET 5 + +/* protocol */ +#define SOCKET_PROTOCOL_IP 1 +#define SOCKET_PROTOCOL_TCP 2 +#define SOCKET_PROTOCOL_UDP 3 +#define SOCKET_PROTOCOL_SCTP 4 +#define SOCKET_PROTOCOL_ICMP 5 +#define SOCKET_PROTOCOL_IGMP 6 + +/* shutdown how */ +#define SOCKET_SHUTDOWN_HOW_RD 0 +#define SOCKET_SHUTDOWN_HOW_WR 1 +#define SOCKET_SHUTDOWN_HOW_RDWR 2 + + +#define SOCKET_OPT_LEVEL_OTP 0 +#define SOCKET_OPT_LEVEL_SOCKET 1 +#define SOCKET_OPT_LEVEL_IP 2 +#define SOCKET_OPT_LEVEL_IPV6 3 +#define SOCKET_OPT_LEVEL_TCP 4 +#define SOCKET_OPT_LEVEL_UDP 5 +#define SOCKET_OPT_LEVEL_SCTP 6 + +#define SOCKET_OPT_OTP_DEBUG 1 +#define SOCKET_OPT_OTP_IOW 2 +#define SOCKET_OPT_OTP_CTRL_PROC 3 +#define SOCKET_OPT_OTP_RCVBUF 4 +#define SOCKET_OPT_OTP_RCVCTRLBUF 6 +#define SOCKET_OPT_OTP_SNDCTRLBUF 7 +#define SOCKET_OPT_OTP_FD 8 +#define SOCKET_OPT_OTP_DOMAIN 0xFF01 // INTERNAL AND ONLY GET +#define SOCKET_OPT_OTP_TYPE 0xFF02 // INTERNAL AND ONLY GET +#define SOCKET_OPT_OTP_PROTOCOL 0xFF03 // INTERNAL AND ONLY GET + +#define SOCKET_OPT_SOCK_ACCEPTCONN 1 +#define SOCKET_OPT_SOCK_BINDTODEVICE 3 +#define SOCKET_OPT_SOCK_BROADCAST 4 +#define SOCKET_OPT_SOCK_DEBUG 6 +#define SOCKET_OPT_SOCK_DOMAIN 7 +#define SOCKET_OPT_SOCK_DONTROUTE 8 +#define SOCKET_OPT_SOCK_KEEPALIVE 10 +#define SOCKET_OPT_SOCK_LINGER 11 +#define SOCKET_OPT_SOCK_OOBINLINE 13 +#define SOCKET_OPT_SOCK_PEEK_OFF 15 +#define SOCKET_OPT_SOCK_PRIORITY 17 +#define SOCKET_OPT_SOCK_PROTOCOL 18 +#define SOCKET_OPT_SOCK_RCVBUF 19 +#define SOCKET_OPT_SOCK_RCVLOWAT 21 +#define SOCKET_OPT_SOCK_RCVTIMEO 22 +#define SOCKET_OPT_SOCK_REUSEADDR 23 +#define SOCKET_OPT_SOCK_REUSEPORT 24 +#define SOCKET_OPT_SOCK_SNDBUF 27 +#define SOCKET_OPT_SOCK_SNDLOWAT 29 +#define SOCKET_OPT_SOCK_SNDTIMEO 30 +#define SOCKET_OPT_SOCK_TIMESTAMP 31 +#define SOCKET_OPT_SOCK_TYPE 32 + +#define SOCKET_OPT_IP_ADD_MEMBERSHIP 1 +#define SOCKET_OPT_IP_ADD_SOURCE_MEMBERSHIP 2 +#define SOCKET_OPT_IP_BLOCK_SOURCE 3 +#define SOCKET_OPT_IP_DROP_MEMBERSHIP 5 +#define SOCKET_OPT_IP_DROP_SOURCE_MEMBERSHIP 6 +#define SOCKET_OPT_IP_FREEBIND 7 +#define SOCKET_OPT_IP_HDRINCL 8 +#define SOCKET_OPT_IP_MINTTL 9 +#define SOCKET_OPT_IP_MSFILTER 10 +#define SOCKET_OPT_IP_MTU 11 +#define SOCKET_OPT_IP_MTU_DISCOVER 12 +#define SOCKET_OPT_IP_MULTICAST_ALL 13 +#define SOCKET_OPT_IP_MULTICAST_IF 14 +#define SOCKET_OPT_IP_MULTICAST_LOOP 15 +#define SOCKET_OPT_IP_MULTICAST_TTL 16 +#define SOCKET_OPT_IP_NODEFRAG 17 +#define SOCKET_OPT_IP_PKTINFO 19 +#define SOCKET_OPT_IP_RECVDSTADDR 20 +#define SOCKET_OPT_IP_RECVERR 21 +#define SOCKET_OPT_IP_RECVIF 22 +#define SOCKET_OPT_IP_RECVOPTS 23 +#define SOCKET_OPT_IP_RECVORIGDSTADDR 24 +#define SOCKET_OPT_IP_RECVTOS 25 +#define SOCKET_OPT_IP_RECVTTL 26 +#define SOCKET_OPT_IP_RETOPTS 27 +#define SOCKET_OPT_IP_ROUTER_ALERT 28 +#define SOCKET_OPT_IP_SENDSRCADDR 29 // Same as IP_RECVDSTADDR? +#define SOCKET_OPT_IP_TOS 30 +#define SOCKET_OPT_IP_TRANSPARENT 31 +#define SOCKET_OPT_IP_TTL 32 +#define SOCKET_OPT_IP_UNBLOCK_SOURCE 33 + +#define SOCKET_OPT_IPV6_ADDRFORM 1 +#define SOCKET_OPT_IPV6_ADD_MEMBERSHIP 2 +#define SOCKET_OPT_IPV6_AUTHHDR 3 +#define SOCKET_OPT_IPV6_DROP_MEMBERSHIP 6 +#define SOCKET_OPT_IPV6_DSTOPTS 7 +#define SOCKET_OPT_IPV6_FLOWINFO 11 +#define SOCKET_OPT_IPV6_HOPLIMIT 12 +#define SOCKET_OPT_IPV6_HOPOPTS 13 +#define SOCKET_OPT_IPV6_MTU 17 +#define SOCKET_OPT_IPV6_MTU_DISCOVER 18 +#define SOCKET_OPT_IPV6_MULTICAST_HOPS 19 +#define SOCKET_OPT_IPV6_MULTICAST_IF 20 +#define SOCKET_OPT_IPV6_MULTICAST_LOOP 21 +#define SOCKET_OPT_IPV6_RECVERR 24 +#define SOCKET_OPT_IPV6_RECVPKTINFO 25 // PKTINFO on FreeBSD +#define SOCKET_OPT_IPV6_ROUTER_ALERT 27 +#define SOCKET_OPT_IPV6_RTHDR 28 +#define SOCKET_OPT_IPV6_UNICAST_HOPS 30 +#define SOCKET_OPT_IPV6_V6ONLY 32 + +#define SOCKET_OPT_TCP_CONGESTION 1 +#define SOCKET_OPT_TCP_CORK 2 +#define SOCKET_OPT_TCP_MAXSEG 7 +#define SOCKET_OPT_TCP_NODELAY 9 + +#define SOCKET_OPT_UDP_CORK 1 + +#define SOCKET_OPT_SCTP_ASSOCINFO 2 +#define SOCKET_OPT_SCTP_AUTOCLOSE 8 +#define SOCKET_OPT_SCTP_DISABLE_FRAGMENTS 12 +#define SOCKET_OPT_SCTP_EVENTS 14 +#define SOCKET_OPT_SCTP_INITMSG 18 +#define SOCKET_OPT_SCTP_MAXSEG 21 +#define SOCKET_OPT_SCTP_NODELAY 23 +#define SOCKET_OPT_SCTP_RTOINFO 29 + +/* We should *eventually* use this instead of hard-coding the size (to 1) */ +#define ESOCK_RECVMSG_IOVEC_SZ 1 + + +#define SOCKET_SUPPORTS_OPTIONS 0x0001 +#define SOCKET_SUPPORTS_SCTP 0x0002 +#define SOCKET_SUPPORTS_IPV6 0x0003 + + + +/* =================================================================== * + * * + * Various enif macros * + * * + * =================================================================== */ + +#define SGDBG( proto ) ESOCK_DBG_PRINTF( data.dbg , proto ) +#define SSDBG( __D__ , proto ) ESOCK_DBG_PRINTF( (__D__)->dbg , proto ) + + + +/* =================================================================== * + * * + * Basic socket operations * + * * + * =================================================================== */ + +#ifdef __WIN32__ + +/* *** Windows macros *** */ + +#define sock_accept(s, addr, len) \ + make_noninheritable_handle(accept((s), (addr), (len))) +#define sock_bind(s, addr, len) bind((s), (addr), (len)) +#define sock_close(s) closesocket((s)) +#define sock_close_event(e) WSACloseEvent(e) +#define sock_connect(s, addr, len) connect((s), (addr), (len)) +#define sock_create_event(s) WSACreateEvent() +#define sock_errno() WSAGetLastError() +#define sock_getopt(s,l,o,v,ln) getsockopt((s),(l),(o),(v),(ln)) +#define sock_htons(x) htons((x)) +#define sock_htonl(x) htonl((x)) +#define sock_listen(s, b) listen((s), (b)) +#define sock_name(s, addr, len) getsockname((s), (addr), (len)) +#define sock_ntohs(x) ntohs((x)) +#define sock_open(domain, type, proto) \ + make_noninheritable_handle(socket((domain), (type), (proto))) +#define sock_peer(s, addr, len) getpeername((s), (addr), (len)) +#define sock_recv(s,buf,len,flag) recv((s),(buf),(len),(flag)) +#define sock_recvfrom(s,buf,blen,flag,addr,alen) \ + recvfrom((s),(buf),(blen),(flag),(addr),(alen)) +#define sock_send(s,buf,len,flag) send((s),(buf),(len),(flag)) +#define sock_sendto(s,buf,blen,flag,addr,alen) \ + sendto((s),(buf),(blen),(flag),(addr),(alen)) +#define sock_setopt(s,l,o,v,ln) setsockopt((s),(l),(o),(v),(ln)) +#define sock_shutdown(s, how) shutdown((s), (how)) + + +#define SET_BLOCKING(s) ioctlsocket(s, FIONBIO, &zero_value) +#define SET_NONBLOCKING(s) ioctlsocket(s, FIONBIO, &one_value) +static unsigned long zero_value = 0; +static unsigned long one_value = 1; + + +#else /* !__WIN32__ */ + + +#ifdef HAS_ACCEPT4 +// We have to figure out what the flags are... +#define sock_accept(s, addr, len) accept4((s), (addr), (len), (SOCK_CLOEXEC)) +#else +#define sock_accept(s, addr, len) accept((s), (addr), (len)) +#endif +#define sock_bind(s, addr, len) bind((s), (addr), (len)) +#define sock_close(s) close((s)) +#define sock_close_event(e) /* do nothing */ +#define sock_connect(s, addr, len) connect((s), (addr), (len)) +#define sock_create_event(s) (s) /* return file descriptor */ +#define sock_errno() errno +#define sock_getopt(s,t,n,v,l) getsockopt((s),(t),(n),(v),(l)) +#define sock_htons(x) htons((x)) +#define sock_htonl(x) htonl((x)) +#define sock_listen(s, b) listen((s), (b)) +#define sock_name(s, addr, len) getsockname((s), (addr), (len)) +#define sock_ntohs(x) ntohs((x)) +#define sock_open(domain, type, proto) socket((domain), (type), (proto)) +#define sock_peer(s, addr, len) getpeername((s), (addr), (len)) +#define sock_recv(s,buf,len,flag) recv((s),(buf),(len),(flag)) +#define sock_recvfrom(s,buf,blen,flag,addr,alen) \ + recvfrom((s),(buf),(blen),(flag),(addr),(alen)) +#define sock_recvmsg(s,msghdr,flag) recvmsg((s),(msghdr),(flag)) +#define sock_send(s,buf,len,flag) send((s), (buf), (len), (flag)) +#define sock_sendmsg(s,msghdr,flag) sendmsg((s),(msghdr),(flag)) +#define sock_sendto(s,buf,blen,flag,addr,alen) \ + sendto((s),(buf),(blen),(flag),(addr),(alen)) +#define sock_setopt(s,l,o,v,ln) setsockopt((s),(l),(o),(v),(ln)) +#define sock_shutdown(s, how) shutdown((s), (how)) + +#endif /* !__WIN32__ */ + +#ifdef HAVE_SOCKLEN_T +# define SOCKLEN_T socklen_t +#else +# define SOCKLEN_T size_t +#endif + +#ifdef __WIN32__ +#define SOCKOPTLEN_T int +#else +#define SOCKOPTLEN_T SOCKLEN_T +#endif + +/* We can use the IPv4 def for this since the beginning + * is the same for INET and INET6 */ +#define which_address_port(sap) \ + ((((sap)->in4.sin_family == AF_INET) || \ + ((sap)->in4.sin_family == AF_INET6)) ? \ + ((sap)->in4.sin_port) : -1) + + +typedef struct { + int is_active; + ErlNifMonitor mon; +} ESockMonitor; + +typedef struct { + ErlNifPid pid; // PID of the requesting process + ESockMonitor mon; // Monitor to the requesting process + ERL_NIF_TERM ref; // The (unique) reference (ID) of the request +} SocketRequestor; + +typedef struct socket_request_queue_element { + struct socket_request_queue_element* nextP; + SocketRequestor data; +} SocketRequestQueueElement; + +typedef struct { + SocketRequestQueueElement* first; + SocketRequestQueueElement* last; +} SocketRequestQueue; + + +typedef struct { + /* +++ The actual socket +++ */ + SOCKET sock; + HANDLE event; + + /* +++ Stuff "about" the socket +++ */ + int domain; + int type; + int protocol; + + unsigned int state; + SocketAddress remote; + unsigned int addrLen; + + ErlNifEnv* env; + + /* +++ Controller (owner) process +++ */ + ErlNifPid ctrlPid; + // ErlNifMonitor ctrlMon; + ESockMonitor ctrlMon; + + /* +++ Write stuff +++ */ + ErlNifMutex* writeMtx; + SocketRequestor currentWriter; + SocketRequestor* currentWriterP; // NULL or points to currentWriter + SocketRequestQueue writersQ; + BOOLEAN_T isWritable; + Uint32 writePkgCnt; + Uint32 writeByteCnt; + Uint32 writeTries; + Uint32 writeWaits; + Uint32 writeFails; + + /* +++ Read stuff +++ */ + ErlNifMutex* readMtx; + SocketRequestor currentReader; + SocketRequestor* currentReaderP; // NULL or points to currentReader + SocketRequestQueue readersQ; + BOOLEAN_T isReadable; + ErlNifBinary rbuffer; // DO WE NEED THIS + Uint32 readCapacity; // DO WE NEED THIS + Uint32 readPkgCnt; + Uint32 readByteCnt; + Uint32 readTries; + Uint32 readWaits; + + /* +++ Accept stuff +++ */ + ErlNifMutex* accMtx; + SocketRequestor currentAcceptor; + SocketRequestor* currentAcceptorP; // NULL or points to currentAcceptor + SocketRequestQueue acceptorsQ; + + /* +++ Config & Misc stuff +++ */ + size_t rBufSz; // Read buffer size (when data length = 0) + /* rNum and rNumCnt are used (together with rBufSz) when calling the recv + * function with the Length argument set to 0 (zero). + * If rNum is 0 (zero), then rNumCnt is not used and only *one* read will + * be done. Also, when get'ing the value of the option (rcvbuf) with + * getopt, the value will be reported as an integer. If the rNum has a + * value greater then 0 (zero), then it will instead be reported as {N, BufSz}. + */ + unsigned int rNum; // recv: Number of reads using rBufSz + unsigned int rNumCnt; // recv: Current number of reads (so far) + size_t rCtrlSz; // Read control buffer size + size_t wCtrlSz; // Write control buffer size + BOOLEAN_T iow; // Inform On (counter) Wrap + BOOLEAN_T dbg; + + /* +++ Close stuff +++ */ + ErlNifMutex* closeMtx; + ErlNifPid closerPid; + ESockMonitor closerMon; + ErlNifEnv* closeEnv; + ERL_NIF_TERM closeRef; + BOOLEAN_T closeLocal; + +} SocketDescriptor; + + +/* Global stuff. + */ +typedef struct { + /* These are for debugging, testing and the like */ + // ERL_NIF_TERM version; + // ERL_NIF_TERM buildDate; + BOOLEAN_T dbg; + + BOOLEAN_T iow; // Where do we send this? Subscription? + ErlNifMutex* cntMtx; + Uint32 numSockets; + Uint32 numTypeStreams; + Uint32 numTypeDGrams; + Uint32 numTypeSeqPkgs; + Uint32 numDomainInet; + Uint32 numDomainInet6; + Uint32 numDomainLocal; + Uint32 numProtoIP; + Uint32 numProtoTCP; + Uint32 numProtoUDP; + Uint32 numProtoSCTP; +} SocketData; + + +/* ---------------------------------------------------------------------- + * F o r w a r d s + * ---------------------------------------------------------------------- + */ + + +extern char* erl_errno_id(int error); /* THIS IS JUST TEMPORARY??? */ + + +/* All the nif "callback" functions for the socket API has + * the exact same API: + * + * nif_<funcname>(ErlNifEnv* env, + * int argc, + * const ERL_NIF_TERM argv[]); + * + * So, to simplify, use some macro magic to define those. + * + * These are the functions making up the "official" API. + * Basically, these functions does some preliminary checks and argument + * extractions and then call the functions called 'n<funcname>', which + * does the actual work. Except for the info function. + * + * nif_info + * nif_supports + * nif_open + * nif_bind + * nif_connect + * nif_listen + * nif_accept + * nif_send + * nif_sendto + * nif_sendmsg + * nif_recv + * nif_recvfrom + * nif_recvmsg + * nif_close + * nif_shutdown + * nif_setopt + * nif_getopt + * nif_sockname + * nif_peername + * nif_finalize_connection + * nif_finalize_close + * nif_cancel + */ + +#define ESOCK_NIF_FUNCS \ + ESOCK_NIF_FUNC_DEF(info); \ + ESOCK_NIF_FUNC_DEF(supports); \ + ESOCK_NIF_FUNC_DEF(open); \ + ESOCK_NIF_FUNC_DEF(bind); \ + ESOCK_NIF_FUNC_DEF(connect); \ + ESOCK_NIF_FUNC_DEF(listen); \ + ESOCK_NIF_FUNC_DEF(accept); \ + ESOCK_NIF_FUNC_DEF(send); \ + ESOCK_NIF_FUNC_DEF(sendto); \ + ESOCK_NIF_FUNC_DEF(sendmsg); \ + ESOCK_NIF_FUNC_DEF(recv); \ + ESOCK_NIF_FUNC_DEF(recvfrom); \ + ESOCK_NIF_FUNC_DEF(recvmsg); \ + ESOCK_NIF_FUNC_DEF(close); \ + ESOCK_NIF_FUNC_DEF(shutdown); \ + ESOCK_NIF_FUNC_DEF(setopt); \ + ESOCK_NIF_FUNC_DEF(getopt); \ + ESOCK_NIF_FUNC_DEF(sockname); \ + ESOCK_NIF_FUNC_DEF(peername); \ + ESOCK_NIF_FUNC_DEF(finalize_connection); \ + ESOCK_NIF_FUNC_DEF(finalize_close); \ + ESOCK_NIF_FUNC_DEF(cancel); + +#define ESOCK_NIF_FUNC_DEF(F) \ + static ERL_NIF_TERM nif_##F(ErlNifEnv* env, \ + int argc, \ + const ERL_NIF_TERM argv[]); +ESOCK_NIF_FUNCS +#undef ESOCK_NIF_FUNC_DEF + + +#if !defined(__WIN32__) +/* And here comes the functions that does the actual work (for the most part) */ +static ERL_NIF_TERM nsupports(ErlNifEnv* env, int key); +static ERL_NIF_TERM nsupports_options(ErlNifEnv* env); +static ERL_NIF_TERM nsupports_options_socket(ErlNifEnv* env); +static ERL_NIF_TERM nsupports_options_ip(ErlNifEnv* env); +static ERL_NIF_TERM nsupports_options_ipv6(ErlNifEnv* env); +static ERL_NIF_TERM nsupports_options_tcp(ErlNifEnv* env); +static ERL_NIF_TERM nsupports_options_udp(ErlNifEnv* env); +static ERL_NIF_TERM nsupports_options_sctp(ErlNifEnv* env); +static ERL_NIF_TERM nsupports_sctp(ErlNifEnv* env); +static ERL_NIF_TERM nsupports_ipv6(ErlNifEnv* env); + +static ERL_NIF_TERM nopen(ErlNifEnv* env, + int domain, + int type, + int protocol, + char* netns); +static ERL_NIF_TERM nbind(ErlNifEnv* env, + SocketDescriptor* descP, + SocketAddress* sockAddrP, + unsigned int addrLen); +static ERL_NIF_TERM nconnect(ErlNifEnv* env, + SocketDescriptor* descP); +static ERL_NIF_TERM nlisten(ErlNifEnv* env, + SocketDescriptor* descP, + int backlog); +static ERL_NIF_TERM naccept(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM ref); +static ERL_NIF_TERM naccept_listening(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM ref); +static ERL_NIF_TERM naccept_listening_error(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM ref, + ErlNifPid caller, + int save_errno); +static ERL_NIF_TERM naccept_listening_accept(ErlNifEnv* env, + SocketDescriptor* descP, + SOCKET accSock, + ErlNifPid caller, + SocketAddress* remote); +static ERL_NIF_TERM naccept_accepting(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM ref); +static ERL_NIF_TERM naccept_accepting_current(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM ref); +static ERL_NIF_TERM naccept_accepting_current_accept(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + SOCKET accSock, + SocketAddress* remote); +static ERL_NIF_TERM naccept_accepting_current_error(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM opRef, + int save_errno); +static ERL_NIF_TERM naccept_accepting_other(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM ref, + ErlNifPid caller); +static ERL_NIF_TERM naccept_busy_retry(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM ref, + ErlNifPid* pid, + unsigned int nextState); +static BOOLEAN_T naccept_accepted(ErlNifEnv* env, + SocketDescriptor* descP, + SOCKET accSock, + ErlNifPid pid, + SocketAddress* remote, + ERL_NIF_TERM* result); +static ERL_NIF_TERM nsend(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM sendRef, + ErlNifBinary* dataP, + int flags); +static ERL_NIF_TERM nsendto(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM sendRef, + ErlNifBinary* dataP, + int flags, + SocketAddress* toAddrP, + unsigned int toAddrLen); +static ERL_NIF_TERM nsendmsg(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM sendRef, + ERL_NIF_TERM eMsgHdr, + int flags); +static ERL_NIF_TERM nrecv(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sendRef, + ERL_NIF_TERM recvRef, + int len, + int flags); +static ERL_NIF_TERM nrecvfrom(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM recvRef, + Uint16 bufSz, + int flags); +static ERL_NIF_TERM nrecvmsg(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM recvRef, + Uint16 bufLen, + Uint16 ctrlLen, + int flags); +static ERL_NIF_TERM nclose(ErlNifEnv* env, + SocketDescriptor* descP); +static ERL_NIF_TERM nshutdown(ErlNifEnv* env, + SocketDescriptor* descP, + int how); +static ERL_NIF_TERM nsetopt(ErlNifEnv* env, + SocketDescriptor* descP, + BOOLEAN_T isEncoded, + BOOLEAN_T isOTP, + int level, + int eOpt, + ERL_NIF_TERM eVal); + +/* Set OTP level options */ +static ERL_NIF_TERM nsetopt_otp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal); +/* *** nsetopt_otp_debug *** + * *** nsetopt_otp_iow *** + * *** nsetopt_otp_ctrl_proc *** + * *** nsetopt_otp_rcvbuf *** + * *** nsetopt_otp_rcvctrlbuf *** + * *** nsetopt_otp_sndctrlbuf *** + */ +#define NSETOPT_OTP_FUNCS \ + NSETOPT_OTP_FUNC_DEF(debug); \ + NSETOPT_OTP_FUNC_DEF(iow); \ + NSETOPT_OTP_FUNC_DEF(ctrl_proc); \ + NSETOPT_OTP_FUNC_DEF(rcvbuf); \ + NSETOPT_OTP_FUNC_DEF(rcvctrlbuf); \ + NSETOPT_OTP_FUNC_DEF(sndctrlbuf); +#define NSETOPT_OTP_FUNC_DEF(F) \ + static ERL_NIF_TERM nsetopt_otp_##F(ErlNifEnv* env, \ + SocketDescriptor* descP, \ + ERL_NIF_TERM eVal) +NSETOPT_OTP_FUNCS +#undef NSETOPT_OTP_FUNC_DEF + +/* Set native options */ +static ERL_NIF_TERM nsetopt_native(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int eOpt, + ERL_NIF_TERM eVal); +static ERL_NIF_TERM nsetopt_level(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int eOpt, + ERL_NIF_TERM eVal); +static ERL_NIF_TERM nsetopt_lvl_socket(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal); + + +/* *** Handling set of socket options for level = socket *** */ + +#if defined(SO_BINDTODEVICE) +static ERL_NIF_TERM nsetopt_lvl_sock_bindtodevice(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_BROADCAST) +static ERL_NIF_TERM nsetopt_lvl_sock_broadcast(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_DEBUG) +static ERL_NIF_TERM nsetopt_lvl_sock_debug(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_DONTROUTE) +static ERL_NIF_TERM nsetopt_lvl_sock_dontroute(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_KEEPALIVE) +static ERL_NIF_TERM nsetopt_lvl_sock_keepalive(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_LINGER) +static ERL_NIF_TERM nsetopt_lvl_sock_linger(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_OOBINLINE) +static ERL_NIF_TERM nsetopt_lvl_sock_oobinline(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_PEEK_OFF) +static ERL_NIF_TERM nsetopt_lvl_sock_peek_off(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_PRIORITY) +static ERL_NIF_TERM nsetopt_lvl_sock_priority(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_RCVBUF) +static ERL_NIF_TERM nsetopt_lvl_sock_rcvbuf(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_RCVLOWAT) +static ERL_NIF_TERM nsetopt_lvl_sock_rcvlowat(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_RCVTIMEO) +static ERL_NIF_TERM nsetopt_lvl_sock_rcvtimeo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_REUSEADDR) +static ERL_NIF_TERM nsetopt_lvl_sock_reuseaddr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_REUSEPORT) +static ERL_NIF_TERM nsetopt_lvl_sock_reuseport(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_SNDBUF) +static ERL_NIF_TERM nsetopt_lvl_sock_sndbuf(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_SNDLOWAT) +static ERL_NIF_TERM nsetopt_lvl_sock_sndlowat(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_SNDTIMEO) +static ERL_NIF_TERM nsetopt_lvl_sock_sndtimeo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SO_TIMESTAMP) +static ERL_NIF_TERM nsetopt_lvl_sock_timestamp(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +static ERL_NIF_TERM nsetopt_lvl_ip(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal); + +/* *** Handling set of socket options for level = ip *** */ +#if defined(IP_ADD_MEMBERSHIP) +static ERL_NIF_TERM nsetopt_lvl_ip_add_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_ADD_SOURCE_MEMBERSHIP) +static ERL_NIF_TERM nsetopt_lvl_ip_add_source_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_BLOCK_SOURCE) +static ERL_NIF_TERM nsetopt_lvl_ip_block_source(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_DROP_MEMBERSHIP) +static ERL_NIF_TERM nsetopt_lvl_ip_drop_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_DROP_SOURCE_MEMBERSHIP) +static ERL_NIF_TERM nsetopt_lvl_ip_drop_source_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_FREEBIND) +static ERL_NIF_TERM nsetopt_lvl_ip_freebind(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_HDRINCL) +static ERL_NIF_TERM nsetopt_lvl_ip_hdrincl(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_MINTTL) +static ERL_NIF_TERM nsetopt_lvl_ip_minttl(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_MSFILTER) && defined(IP_MSFILTER_SIZE) +static ERL_NIF_TERM nsetopt_lvl_ip_msfilter(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +static BOOLEAN_T decode_ip_msfilter_mode(ErlNifEnv* env, + ERL_NIF_TERM eVal, + Uint32* mode); +static ERL_NIF_TERM nsetopt_lvl_ip_msfilter_set(ErlNifEnv* env, + SOCKET sock, + struct ip_msfilter* msfP, + SOCKLEN_T optLen); +#endif +#if defined(IP_MTU_DISCOVER) +static ERL_NIF_TERM nsetopt_lvl_ip_mtu_discover(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_MULTICAST_ALL) +static ERL_NIF_TERM nsetopt_lvl_ip_multicast_all(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_MULTICAST_IF) +static ERL_NIF_TERM nsetopt_lvl_ip_multicast_if(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_MULTICAST_LOOP) +static ERL_NIF_TERM nsetopt_lvl_ip_multicast_loop(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_MULTICAST_TTL) +static ERL_NIF_TERM nsetopt_lvl_ip_multicast_ttl(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_NODEFRAG) +static ERL_NIF_TERM nsetopt_lvl_ip_nodefrag(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_PKTINFO) +static ERL_NIF_TERM nsetopt_lvl_ip_pktinfo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_RECVDSTADDR) +static ERL_NIF_TERM nsetopt_lvl_ip_recvdstaddr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_RECVERR) +static ERL_NIF_TERM nsetopt_lvl_ip_recverr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_RECVIF) +static ERL_NIF_TERM nsetopt_lvl_ip_recvif(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_RECVOPTS) +static ERL_NIF_TERM nsetopt_lvl_ip_recvopts(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_RECVORIGDSTADDR) +static ERL_NIF_TERM nsetopt_lvl_ip_recvorigdstaddr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_RECVTOS) +static ERL_NIF_TERM nsetopt_lvl_ip_recvtos(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_RECVTTL) +static ERL_NIF_TERM nsetopt_lvl_ip_recvttl(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_RETOPTS) +static ERL_NIF_TERM nsetopt_lvl_ip_retopts(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_ROUTER_ALERT) +static ERL_NIF_TERM nsetopt_lvl_ip_router_alert(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_SENDSRCADDR) +static ERL_NIF_TERM nsetopt_lvl_ip_sendsrcaddr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_TOS) +static ERL_NIF_TERM nsetopt_lvl_ip_tos(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_TRANSPARENT) +static ERL_NIF_TERM nsetopt_lvl_ip_transparent(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_TTL) +static ERL_NIF_TERM nsetopt_lvl_ip_ttl(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IP_UNBLOCK_SOURCE) +static ERL_NIF_TERM nsetopt_lvl_ip_unblock_source(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif + +#if defined(IP_DROP_MEMBERSHIP) || defined(IP_ADD_MEMBERSHIP) +static +ERL_NIF_TERM nsetopt_lvl_ip_update_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal, + int opt); +#endif +#if defined(IP_ADD_SOURCE_MEMBERSHIP) || defined(IP_DROP_SOURCE_MEMBERSHIP) || defined(IP_BLOCK_SOURCE) || defined(IP_UNBLOCK_SOURCE) +static +ERL_NIF_TERM nsetopt_lvl_ip_update_source(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal, + int opt); +#endif + + +/* *** Handling set of socket options for level = ipv6 *** */ +#if defined(HAVE_IPV6) +static ERL_NIF_TERM nsetopt_lvl_ipv6(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal); +#if defined(IPV6_ADDRFORM) +static ERL_NIF_TERM nsetopt_lvl_ipv6_addrform(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_ADD_MEMBERSHIP) +static ERL_NIF_TERM nsetopt_lvl_ipv6_add_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_AUTHHDR) +static ERL_NIF_TERM nsetopt_lvl_ipv6_authhdr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_DROP_MEMBERSHIP) +static ERL_NIF_TERM nsetopt_lvl_ipv6_drop_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_DSTOPTS) +static ERL_NIF_TERM nsetopt_lvl_ipv6_dstopts(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_FLOWINFO) +static ERL_NIF_TERM nsetopt_lvl_ipv6_flowinfo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_HOPLIMIT) +static ERL_NIF_TERM nsetopt_lvl_ipv6_hoplimit(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_HOPOPTS) +static ERL_NIF_TERM nsetopt_lvl_ipv6_hopopts(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_MTU) +static ERL_NIF_TERM nsetopt_lvl_ipv6_mtu(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_MTU_DISCOVER) +static ERL_NIF_TERM nsetopt_lvl_ipv6_mtu_discover(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_MULTICAST_HOPS) +static ERL_NIF_TERM nsetopt_lvl_ipv6_multicast_hops(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_MULTICAST_IF) +static ERL_NIF_TERM nsetopt_lvl_ipv6_multicast_if(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_MULTICAST_LOOP) +static ERL_NIF_TERM nsetopt_lvl_ipv6_multicast_loop(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_RECVERR) +static ERL_NIF_TERM nsetopt_lvl_ipv6_recverr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_RECVPKTINFO) || defined(IPV6_PKTINFO) +static ERL_NIF_TERM nsetopt_lvl_ipv6_recvpktinfo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_ROUTER_ALERT) +static ERL_NIF_TERM nsetopt_lvl_ipv6_router_alert(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_RTHDR) +static ERL_NIF_TERM nsetopt_lvl_ipv6_rthdr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_UNICAST_HOPS) +static ERL_NIF_TERM nsetopt_lvl_ipv6_unicast_hops(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(IPV6_V6ONLY) +static ERL_NIF_TERM nsetopt_lvl_ipv6_v6only(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif + +#if defined(IPV6_ADD_MEMBERSHIP) || defined(IPV6_DROP_MEMBERSHIP) +static ERL_NIF_TERM nsetopt_lvl_ipv6_update_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal, + int opt); +#endif + +#endif // defined(HAVE_IPV6) +static ERL_NIF_TERM nsetopt_lvl_tcp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal); +#if defined(TCP_CONGESTION) +static ERL_NIF_TERM nsetopt_lvl_tcp_congestion(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(TCP_MAXSEG) +static ERL_NIF_TERM nsetopt_lvl_tcp_maxseg(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(TCP_NODELAY) +static ERL_NIF_TERM nsetopt_lvl_tcp_nodelay(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +static ERL_NIF_TERM nsetopt_lvl_udp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal); +#if defined(UDP_CORK) +static ERL_NIF_TERM nsetopt_lvl_udp_cork(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(HAVE_SCTP) +static ERL_NIF_TERM nsetopt_lvl_sctp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal); +#if defined(SCTP_ASSOCINFO) +static ERL_NIF_TERM nsetopt_lvl_sctp_associnfo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SCTP_AUTOCLOSE) +static ERL_NIF_TERM nsetopt_lvl_sctp_autoclose(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SCTP_DISABLE_FRAGMENTS) +static ERL_NIF_TERM nsetopt_lvl_sctp_disable_fragments(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SCTP_EVENTS) +static ERL_NIF_TERM nsetopt_lvl_sctp_events(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SCTP_INITMSG) +static ERL_NIF_TERM nsetopt_lvl_sctp_initmsg(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SCTP_MAXSEG) +static ERL_NIF_TERM nsetopt_lvl_sctp_maxseg(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SCTP_NODELAY) +static ERL_NIF_TERM nsetopt_lvl_sctp_nodelay(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#if defined(SCTP_RTOINFO) +static ERL_NIF_TERM nsetopt_lvl_sctp_rtoinfo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal); +#endif +#endif // defined(HAVE_SCTP) + +static ERL_NIF_TERM ngetopt(ErlNifEnv* env, + SocketDescriptor* descP, + BOOLEAN_T isEncoded, + BOOLEAN_T isOTP, + int level, + ERL_NIF_TERM eOpt); + +static ERL_NIF_TERM ngetopt_otp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt); +/* *** ngetopt_otp_debug *** + * *** ngetopt_otp_iow *** + * *** ngetopt_otp_ctrl_proc *** + * *** ngetopt_otp_rcvbuf *** + * *** ngetopt_otp_rcvctrlbuf *** + * *** ngetopt_otp_sndctrlbuf *** + * *** ngetopt_otp_fd *** + * *** ngetopt_otp_domain *** + * *** ngetopt_otp_type *** + * *** ngetopt_otp_protocol *** + */ +#define NGETOPT_OTP_FUNCS \ + NGETOPT_OTP_FUNC_DEF(debug); \ + NGETOPT_OTP_FUNC_DEF(iow); \ + NGETOPT_OTP_FUNC_DEF(ctrl_proc); \ + NGETOPT_OTP_FUNC_DEF(rcvbuf); \ + NGETOPT_OTP_FUNC_DEF(rcvctrlbuf); \ + NGETOPT_OTP_FUNC_DEF(sndctrlbuf); \ + NGETOPT_OTP_FUNC_DEF(fd); \ + NGETOPT_OTP_FUNC_DEF(domain); \ + NGETOPT_OTP_FUNC_DEF(type); \ + NGETOPT_OTP_FUNC_DEF(protocol); +#define NGETOPT_OTP_FUNC_DEF(F) \ + static ERL_NIF_TERM ngetopt_otp_##F(ErlNifEnv* env, \ + SocketDescriptor* descP) +NGETOPT_OTP_FUNCS +#undef NGETOPT_OTP_FUNC_DEF + +static ERL_NIF_TERM ngetopt_native(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + ERL_NIF_TERM eOpt); +static ERL_NIF_TERM ngetopt_native_unspec(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt, + SOCKOPTLEN_T valueSz); +static ERL_NIF_TERM ngetopt_level(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int eOpt); +static ERL_NIF_TERM ngetopt_lvl_socket(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt); +#if defined(SO_ACCEPTCONN) +static ERL_NIF_TERM ngetopt_lvl_sock_acceptconn(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_BINDTODEVICE) +static ERL_NIF_TERM ngetopt_lvl_sock_bindtodevice(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_BROADCAST) +static ERL_NIF_TERM ngetopt_lvl_sock_broadcast(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_DEBUG) +static ERL_NIF_TERM ngetopt_lvl_sock_debug(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_DOMAIN) +static ERL_NIF_TERM ngetopt_lvl_sock_domain(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_DONTROUTE) +static ERL_NIF_TERM ngetopt_lvl_sock_dontroute(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_KEEPALIVE) +static ERL_NIF_TERM ngetopt_lvl_sock_keepalive(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_LINGER) +static ERL_NIF_TERM ngetopt_lvl_sock_linger(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_OOBINLINE) +static ERL_NIF_TERM ngetopt_lvl_sock_oobinline(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_PEEK_OFF) +static ERL_NIF_TERM ngetopt_lvl_sock_peek_off(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_PRIORITY) +static ERL_NIF_TERM ngetopt_lvl_sock_priority(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_PROTOCOL) +static ERL_NIF_TERM ngetopt_lvl_sock_protocol(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_RCVBUF) +static ERL_NIF_TERM ngetopt_lvl_sock_rcvbuf(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_RCVLOWAT) +static ERL_NIF_TERM ngetopt_lvl_sock_rcvlowat(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_RCVTIMEO) +static ERL_NIF_TERM ngetopt_lvl_sock_rcvtimeo(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_REUSEADDR) +static ERL_NIF_TERM ngetopt_lvl_sock_reuseaddr(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_REUSEPORT) +static ERL_NIF_TERM ngetopt_lvl_sock_reuseport(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_SNDBUF) +static ERL_NIF_TERM ngetopt_lvl_sock_sndbuf(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_SNDLOWAT) +static ERL_NIF_TERM ngetopt_lvl_sock_sndlowat(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_SNDTIMEO) +static ERL_NIF_TERM ngetopt_lvl_sock_sndtimeo(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_TIMESTAMP) +static ERL_NIF_TERM ngetopt_lvl_sock_timestamp(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SO_TYPE) +static ERL_NIF_TERM ngetopt_lvl_sock_type(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +static ERL_NIF_TERM ngetopt_lvl_ip(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt); +#if defined(IP_FREEBIND) +static ERL_NIF_TERM ngetopt_lvl_ip_freebind(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_HDRINCL) +static ERL_NIF_TERM ngetopt_lvl_ip_hdrincl(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_MINTTL) +static ERL_NIF_TERM ngetopt_lvl_ip_minttl(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_MTU) +static ERL_NIF_TERM ngetopt_lvl_ip_mtu(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_MTU_DISCOVER) +static ERL_NIF_TERM ngetopt_lvl_ip_mtu_discover(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_MULTICAST_ALL) +static ERL_NIF_TERM ngetopt_lvl_ip_multicast_all(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_MULTICAST_IF) +static ERL_NIF_TERM ngetopt_lvl_ip_multicast_if(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_MULTICAST_LOOP) +static ERL_NIF_TERM ngetopt_lvl_ip_multicast_loop(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_MULTICAST_TTL) +static ERL_NIF_TERM ngetopt_lvl_ip_multicast_ttl(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_NODEFRAG) +static ERL_NIF_TERM ngetopt_lvl_ip_nodefrag(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_PKTINFO) +static ERL_NIF_TERM ngetopt_lvl_ip_pktinfo(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_RECVDSTADDR) +static ERL_NIF_TERM ngetopt_lvl_ip_recvdstaddr(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_RECVERR) +static ERL_NIF_TERM ngetopt_lvl_ip_recverr(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_RECVIF) +static ERL_NIF_TERM ngetopt_lvl_ip_recvif(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_RECVOPTS) +static ERL_NIF_TERM ngetopt_lvl_ip_recvopts(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_RECVORIGDSTADDR) +static ERL_NIF_TERM ngetopt_lvl_ip_recvorigdstaddr(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_RECVTOS) +static ERL_NIF_TERM ngetopt_lvl_ip_recvtos(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_RECVTTL) +static ERL_NIF_TERM ngetopt_lvl_ip_recvttl(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_RETOPTS) +static ERL_NIF_TERM ngetopt_lvl_ip_retopts(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_ROUTER_ALERT) +static ERL_NIF_TERM ngetopt_lvl_ip_router_alert(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_SENDSRCADDR) +static ERL_NIF_TERM ngetopt_lvl_ip_sendsrcaddr(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_TOS) +static ERL_NIF_TERM ngetopt_lvl_ip_tos(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_TRANSPARENT) +static ERL_NIF_TERM ngetopt_lvl_ip_transparent(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IP_TTL) +static ERL_NIF_TERM ngetopt_lvl_ip_ttl(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(HAVE_IPV6) +static ERL_NIF_TERM ngetopt_lvl_ipv6(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt); +#if defined(IPV6_AUTHHDR) +static ERL_NIF_TERM ngetopt_lvl_ipv6_authhdr(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_DSTOPTS) +static ERL_NIF_TERM ngetopt_lvl_ipv6_dstopts(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_FLOWINFO) +static ERL_NIF_TERM ngetopt_lvl_ipv6_flowinfo(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_HOPLIMIT) +static ERL_NIF_TERM ngetopt_lvl_ipv6_hoplimit(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_HOPOPTS) +static ERL_NIF_TERM ngetopt_lvl_ipv6_hopopts(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_MTU) +static ERL_NIF_TERM ngetopt_lvl_ipv6_mtu(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_MTU_DISCOVER) +static ERL_NIF_TERM ngetopt_lvl_ipv6_mtu_discover(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_MULTICAST_HOPS) +static ERL_NIF_TERM ngetopt_lvl_ipv6_multicast_hops(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_MULTICAST_IF) +static ERL_NIF_TERM ngetopt_lvl_ipv6_multicast_if(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_MULTICAST_LOOP) +static ERL_NIF_TERM ngetopt_lvl_ipv6_multicast_loop(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_RECVERR) +static ERL_NIF_TERM ngetopt_lvl_ipv6_recverr(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_RECVPKTINFO) || defined(IPV6_PKTINFO) +static ERL_NIF_TERM ngetopt_lvl_ipv6_recvpktinfo(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_ROUTER_ALERT) +static ERL_NIF_TERM ngetopt_lvl_ipv6_router_alert(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_RTHDR) +static ERL_NIF_TERM ngetopt_lvl_ipv6_rthdr(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_UNICAST_HOPS) +static ERL_NIF_TERM ngetopt_lvl_ipv6_unicast_hops(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(IPV6_V6ONLY) +static ERL_NIF_TERM ngetopt_lvl_ipv6_v6only(ErlNifEnv* env, + SocketDescriptor* descP); +#endif + +#endif // defined(HAVE_IPV6) + +static ERL_NIF_TERM ngetopt_lvl_tcp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt); +#if defined(TCP_CONGESTION) +static ERL_NIF_TERM ngetopt_lvl_tcp_congestion(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(TCP_MAXSEG) +static ERL_NIF_TERM ngetopt_lvl_tcp_maxseg(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(TCP_NODELAY) +static ERL_NIF_TERM ngetopt_lvl_tcp_nodelay(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +static ERL_NIF_TERM ngetopt_lvl_udp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt); +#if defined(UDP_CORK) +static ERL_NIF_TERM ngetopt_lvl_udp_cork(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(HAVE_SCTP) +static ERL_NIF_TERM ngetopt_lvl_sctp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt); +#if defined(SCTP_ASSOCINFO) +static ERL_NIF_TERM ngetopt_lvl_sctp_associnfo(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SCTP_AUTOCLOSE) +static ERL_NIF_TERM ngetopt_lvl_sctp_autoclose(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SCTP_DISABLE_FRAGMENTS) +static ERL_NIF_TERM ngetopt_lvl_sctp_disable_fragments(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SCTP_MAXSEG) +static ERL_NIF_TERM ngetopt_lvl_sctp_maxseg(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SCTP_INITMSG) +static ERL_NIF_TERM ngetopt_lvl_sctp_initmsg(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SCTP_NODELAY) +static ERL_NIF_TERM ngetopt_lvl_sctp_nodelay(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#if defined(SCTP_RTOINFO) +static ERL_NIF_TERM ngetopt_lvl_sctp_rtoinfo(ErlNifEnv* env, + SocketDescriptor* descP); +#endif +#endif // defined(HAVE_SCTP) +static ERL_NIF_TERM nsockname(ErlNifEnv* env, + SocketDescriptor* descP); +static ERL_NIF_TERM npeername(ErlNifEnv* env, + SocketDescriptor* descP); +static ERL_NIF_TERM ncancel(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM op, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM opRef); +static ERL_NIF_TERM ncancel_connect(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef); +static ERL_NIF_TERM ncancel_accept(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM opRef); +static ERL_NIF_TERM ncancel_accept_current(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef); +static ERL_NIF_TERM ncancel_accept_waiting(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef); +static ERL_NIF_TERM ncancel_send(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM opRef); +static ERL_NIF_TERM ncancel_send_current(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef); +static ERL_NIF_TERM ncancel_send_waiting(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef); +static ERL_NIF_TERM ncancel_recv(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM opRef); +static ERL_NIF_TERM ncancel_recv_current(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef); +static ERL_NIF_TERM ncancel_recv_waiting(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef); +static ERL_NIF_TERM ncancel_read_select(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef); +static ERL_NIF_TERM ncancel_write_select(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef); +static ERL_NIF_TERM ncancel_mode_select(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef, + int smode, + int rmode); + +#if defined(USE_SETOPT_STR_OPT) +static ERL_NIF_TERM nsetopt_str_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt, + int max, + ERL_NIF_TERM eVal); +#endif +static ERL_NIF_TERM nsetopt_bool_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt, + ERL_NIF_TERM eVal); +static ERL_NIF_TERM nsetopt_int_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt, + ERL_NIF_TERM eVal); +static ERL_NIF_TERM nsetopt_timeval_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt, + ERL_NIF_TERM eVal); + +#if defined(USE_GETOPT_STR_OPT) +static ERL_NIF_TERM ngetopt_str_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt, + int max); +#endif +static ERL_NIF_TERM ngetopt_bool_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt); +static ERL_NIF_TERM ngetopt_int_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt); +static ERL_NIF_TERM ngetopt_timeval_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt); + +static BOOLEAN_T send_check_writer(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM ref, + ERL_NIF_TERM* checkResult); +static ERL_NIF_TERM send_check_result(ErlNifEnv* env, + SocketDescriptor* descP, + ssize_t written, + ssize_t dataSize, + int saveErrno, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM sendRef); +static BOOLEAN_T recv_check_reader(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM ref, + ERL_NIF_TERM* checkResult); +static char* recv_init_current_reader(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM ref); +static ERL_NIF_TERM recv_update_current_reader(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef); +static void recv_error_current_reader(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM reason); +static ERL_NIF_TERM recv_check_result(ErlNifEnv* env, + SocketDescriptor* descP, + int read, + int toRead, + int saveErrno, + ErlNifBinary* bufP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM recvRef); +static ERL_NIF_TERM recvfrom_check_result(ErlNifEnv* env, + SocketDescriptor* descP, + int read, + int saveErrno, + ErlNifBinary* bufP, + SocketAddress* fromAddrP, + unsigned int fromAddrLen, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM recvRef); +static ERL_NIF_TERM recvmsg_check_result(ErlNifEnv* env, + SocketDescriptor* descP, + int read, + int saveErrno, + struct msghdr* msgHdrP, + ErlNifBinary* dataBufP, + ErlNifBinary* ctrlBufP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM recvRef); + +static ERL_NIF_TERM nfinalize_connection(ErlNifEnv* env, + SocketDescriptor* descP); +static ERL_NIF_TERM nfinalize_close(ErlNifEnv* env, + SocketDescriptor* descP); + +extern char* encode_msghdr(ErlNifEnv* env, + SocketDescriptor* descP, + int read, + struct msghdr* msgHdrP, + ErlNifBinary* dataBufP, + ErlNifBinary* ctrlBufP, + ERL_NIF_TERM* eSockAddr); +extern char* encode_cmsghdrs(ErlNifEnv* env, + SocketDescriptor* descP, + ErlNifBinary* cmsgBinP, + struct msghdr* msgHdrP, + ERL_NIF_TERM* eCMsgHdr); +extern char* decode_cmsghdrs(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eCMsgHdr, + char* cmsgHdrBufP, + size_t cmsgHdrBufLen, + size_t* cmsgHdrBufUsed); +extern char* decode_cmsghdr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eCMsgHdr, + char* bufP, + size_t rem, + size_t* used); +static char* encode_cmsghdr_level(ErlNifEnv* env, + int level, + ERL_NIF_TERM* eLevel); +static char* decode_cmsghdr_level(ErlNifEnv* env, + ERL_NIF_TERM eLevel, + int* level); +static char* encode_cmsghdr_type(ErlNifEnv* env, + int level, + int type, + ERL_NIF_TERM* eType); +static char* decode_cmsghdr_type(ErlNifEnv* env, + int level, + ERL_NIF_TERM eType, + int* type); +static char* encode_cmsghdr_data(ErlNifEnv* env, + ERL_NIF_TERM ctrlBuf, + int level, + int type, + unsigned char* dataP, + size_t dataPos, + size_t dataLen, + ERL_NIF_TERM* eCMsgHdrData); +static char* encode_cmsghdr_data_socket(ErlNifEnv* env, + ERL_NIF_TERM ctrlBuf, + int type, + unsigned char* dataP, + size_t dataPos, + size_t dataLen, + ERL_NIF_TERM* eCMsgHdrData); +static char* encode_cmsghdr_data_ip(ErlNifEnv* env, + ERL_NIF_TERM ctrlBuf, + int type, + unsigned char* dataP, + size_t dataPos, + size_t dataLen, + ERL_NIF_TERM* eCMsgHdrData); +#if defined(HAVE_IPV6) +static char* encode_cmsghdr_data_ipv6(ErlNifEnv* env, + ERL_NIF_TERM ctrlBuf, + int type, + unsigned char* dataP, + size_t dataPos, + size_t dataLen, + ERL_NIF_TERM* eCMsgHdrData); +#endif +extern char* encode_msghdr_flags(ErlNifEnv* env, + SocketDescriptor* descP, + int msgFlags, + ERL_NIF_TERM* flags); +static char* decode_cmsghdr_data(ErlNifEnv* env, + SocketDescriptor* descP, + char* bufP, + size_t rem, + int level, + int type, + ERL_NIF_TERM eData, + size_t* used); +static char* decode_cmsghdr_final(SocketDescriptor* descP, + char* bufP, + size_t rem, + int level, + int type, + char* data, + int sz, + size_t* used); +static BOOLEAN_T decode_sock_linger(ErlNifEnv* env, + ERL_NIF_TERM eVal, + struct linger* valP); +#if defined(IP_TOS) +static BOOLEAN_T decode_ip_tos(ErlNifEnv* env, + ERL_NIF_TERM eVal, + int* val); +#endif +#if defined(IP_MTU_DISCOVER) +static char* decode_ip_pmtudisc(ErlNifEnv* env, + ERL_NIF_TERM eVal, + int* val); +#endif +#if defined(IP_MTU_DISCOVER) +static void encode_ip_pmtudisc(ErlNifEnv* env, + int val, + ERL_NIF_TERM* eVal); +#endif +#if defined(IPV6_MTU_DISCOVER) +static char* decode_ipv6_pmtudisc(ErlNifEnv* env, + ERL_NIF_TERM eVal, + int* val); +#endif +#if defined(IPV6_MTU_DISCOVER) +static void encode_ipv6_pmtudisc(ErlNifEnv* env, + int val, + ERL_NIF_TERM* eVal); +#endif + +/* +static BOOLEAN_T decode_bool(ErlNifEnv* env, + ERL_NIF_TERM eVal, + BOOLEAN_T* val); +*/ +static BOOLEAN_T decode_native_get_opt(ErlNifEnv* env, + ERL_NIF_TERM eVal, + int* opt, + Uint16* valueType, + int* valueSz); +// static void encode_bool(BOOLEAN_T val, ERL_NIF_TERM* eVal); +static ERL_NIF_TERM encode_ip_tos(ErlNifEnv* env, int val); + +static void inform_waiting_procs(ErlNifEnv* env, + char* role, + SocketDescriptor* descP, + SocketRequestQueue* q, + BOOLEAN_T free, + ERL_NIF_TERM reason); + +static int socket_setopt(int sock, + int level, + int opt, + const void* optVal, + const socklen_t optLen); + +static BOOLEAN_T verify_is_connected(SocketDescriptor* descP, int* err); + +static SocketDescriptor* alloc_descriptor(SOCKET sock, HANDLE event); + + +static BOOLEAN_T edomain2domain(int edomain, int* domain); +static BOOLEAN_T etype2type(int etype, int* type); +static BOOLEAN_T eproto2proto(ErlNifEnv* env, + const ERL_NIF_TERM eproto, + int* proto); +static BOOLEAN_T ehow2how(unsigned int ehow, int* how); +static BOOLEAN_T esendflags2sendflags(unsigned int esendflags, int* sendflags); +static BOOLEAN_T erecvflags2recvflags(unsigned int erecvflags, int* recvflags); +static BOOLEAN_T elevel2level(BOOLEAN_T isEncoded, + int eLevel, + BOOLEAN_T* isOTP, + int* level); +#ifdef HAVE_SETNS +static BOOLEAN_T emap2netns(ErlNifEnv* env, ERL_NIF_TERM map, char** netns); +static BOOLEAN_T change_network_namespace(char* netns, int* cns, int* err); +static BOOLEAN_T restore_network_namespace(int ns, SOCKET sock, int* err); +#endif + +static BOOLEAN_T cnt_inc(Uint32* cnt, Uint32 inc); +static void cnt_dec(Uint32* cnt, Uint32 dec); + +static void inc_socket(int domain, int type, int protocol); +static void dec_socket(int domain, int type, int protocol); + + + +/* *** activate_next_acceptor *** + * *** activate_next_writer *** + * *** activate_next_reader *** + * + * All the activate-next functions for acceptor, writer and reader + * have exactly the same API, so we apply some macro magic to simplify. + * They simply operates on dufferent data structures. + * + */ + +#define ACTIVATE_NEXT_FUNCS_DEFS \ + ACTIVATE_NEXT_FUNC_DEF(acceptor) \ + ACTIVATE_NEXT_FUNC_DEF(writer) \ + ACTIVATE_NEXT_FUNC_DEF(reader) + +#define ACTIVATE_NEXT_FUNC_DEF(F) \ + static BOOLEAN_T activate_next_##F(ErlNifEnv* env, \ + SocketDescriptor* descP, \ + ERL_NIF_TERM sockRef); +ACTIVATE_NEXT_FUNCS_DEFS +#undef ACTIVATE_NEXT_FUNC_DEF + +/* +static BOOLEAN_T activate_next(ErlNifEnv* env, + SocketDescriptor* descP, + SocketRequestor* reqP, + SocketRequestQueue* q, + ERL_NIF_TERM sockRef); +*/ + +/* *** acceptor_search4pid | writer_search4pid | reader_search4pid *** + * *** acceptor_push | writer_push | reader_push *** + * *** acceptor_pop | writer_pop | reader_pop *** + * *** acceptor_unqueue | writer_unqueue | reader_unqueue *** + * + * All the queue operator functions (search4pid, push, pop + * and unqueue) for acceptor, writer and reader has exactly + * the same API, so we apply some macro magic to simplify. + */ + +#define ESOCK_OPERATOR_FUNCS_DEFS \ + ESOCK_OPERATOR_FUNCS_DEF(acceptor) \ + ESOCK_OPERATOR_FUNCS_DEF(writer) \ + ESOCK_OPERATOR_FUNCS_DEF(reader) + +#define ESOCK_OPERATOR_FUNCS_DEF(O) \ + static BOOLEAN_T O##_search4pid(ErlNifEnv* env, \ + SocketDescriptor* descP, \ + ErlNifPid* pid); \ + static ERL_NIF_TERM O##_push(ErlNifEnv* env, \ + SocketDescriptor* descP, \ + ErlNifPid pid, \ + ERL_NIF_TERM ref); \ + static BOOLEAN_T O##_pop(ErlNifEnv* env, \ + SocketDescriptor* descP, \ + SocketRequestor* reqP); \ + static BOOLEAN_T O##_unqueue(ErlNifEnv* env, \ + SocketDescriptor* descP, \ + const ErlNifPid* pid); +ESOCK_OPERATOR_FUNCS_DEFS +#undef ESOCK_OPERATOR_FUNCS_DEF + +static BOOLEAN_T requestor_pop(SocketRequestQueue* q, + SocketRequestor* reqP); + +static BOOLEAN_T qsearch4pid(ErlNifEnv* env, + SocketRequestQueue* q, + ErlNifPid* pid); +static void qpush(SocketRequestQueue* q, + SocketRequestQueueElement* e); +static SocketRequestQueueElement* qpop(SocketRequestQueue* q); +static BOOLEAN_T qunqueue(ErlNifEnv* env, + SocketDescriptor* descP, + const char* slogan, + SocketRequestQueue* q, + const ErlNifPid* pid); + +static int esock_monitor(const char* slogan, + ErlNifEnv* env, + SocketDescriptor* descP, + const ErlNifPid* pid, + ESockMonitor* mon); +static int esock_demonitor(const char* slogan, + ErlNifEnv* env, + SocketDescriptor* descP, + ESockMonitor* monP); +static void esock_monitor_init(ESockMonitor* mon); + +#endif // if defined(__WIN32__) + +/* +#if defined(HAVE_SYS_UN_H) || defined(SO_BINDTODEVICE) +static size_t my_strnlen(const char *s, size_t maxlen); +#endif +*/ + +static void socket_dtor(ErlNifEnv* env, void* obj); +static void socket_stop(ErlNifEnv* env, + void* obj, + int fd, + int is_direct_call); +static void socket_down(ErlNifEnv* env, + void* obj, + const ErlNifPid* pid, + const ErlNifMonitor* mon); + +#if !defined(__WIN32__) + +static void socket_down_acceptor(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + const ErlNifPid* pid); +static void socket_down_writer(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + const ErlNifPid* pid); +static void socket_down_reader(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + const ErlNifPid* pid); + +static char* esock_send_close_msg(ErlNifEnv* env, + SocketDescriptor* descP); +static char* esock_send_abort_msg(ErlNifEnv* env, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM recvRef, + ERL_NIF_TERM reason, + ErlNifPid* pid); +static char* esock_send_socket_msg(ErlNifEnv* env, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM tag, + ERL_NIF_TERM info, + ErlNifPid* pid, + ErlNifEnv* msg_env); +static char* esock_send_msg(ErlNifEnv* env, + ERL_NIF_TERM msg, + ErlNifPid* pid, + ErlNifEnv* msg_env); + +static int esock_select_read(ErlNifEnv* env, + ErlNifEvent event, + void* obj, + const ErlNifPid* pid, + ERL_NIF_TERM ref); +static int esock_select_write(ErlNifEnv* env, + ErlNifEvent event, + void* obj, + const ErlNifPid* pid, + ERL_NIF_TERM ref); +static int esock_select_stop(ErlNifEnv* env, + ErlNifEvent event, + void* obj); +static int esock_select_cancel(ErlNifEnv* env, + ErlNifEvent event, + enum ErlNifSelectFlags mode, + void* obj); + +static BOOLEAN_T extract_debug(ErlNifEnv* env, + ERL_NIF_TERM map); +static BOOLEAN_T extract_iow(ErlNifEnv* env, + ERL_NIF_TERM map); + +#endif // if defined(__WIN32__) + +static int on_load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info); + + + +#if HAVE_IN6 +# if ! defined(HAVE_IN6ADDR_ANY) || ! HAVE_IN6ADDR_ANY +# if HAVE_DECL_IN6ADDR_ANY_INIT +static const struct in6_addr in6addr_any = { { IN6ADDR_ANY_INIT } }; +# else +static const struct in6_addr in6addr_any = + { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } }; +# endif /* HAVE_IN6ADDR_ANY_INIT */ +# endif /* ! HAVE_DECL_IN6ADDR_ANY */ + +# if ! defined(HAVE_IN6ADDR_LOOPBACK) || ! HAVE_IN6ADDR_LOOPBACK +# if HAVE_DECL_IN6ADDR_LOOPBACK_INIT +static const struct in6_addr in6addr_loopback = + { { IN6ADDR_LOOPBACK_INIT } }; +# else +static const struct in6_addr in6addr_loopback = + { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }; +# endif /* HAVE_IN6ADDR_LOOPBACk_INIT */ +# endif /* ! HAVE_DECL_IN6ADDR_LOOPBACK */ +#endif /* HAVE_IN6 */ + + + +/* (special) error string constants */ +static char str_exmon[] = "exmonitor"; // failed monitor +static char str_exself[] = "exself"; // failed self +static char str_exsend[] = "exsend"; // failed send + + + +/* *** Global atoms *** */ +#define GLOBAL_ATOMS \ + GLOBAL_ATOM_DECL(abort); \ + GLOBAL_ATOM_DECL(accept); \ + GLOBAL_ATOM_DECL(acceptconn); \ + GLOBAL_ATOM_DECL(acceptfilter); \ + GLOBAL_ATOM_DECL(adaption_layer); \ + GLOBAL_ATOM_DECL(addr); \ + GLOBAL_ATOM_DECL(addrform); \ + GLOBAL_ATOM_DECL(add_membership); \ + GLOBAL_ATOM_DECL(add_source_membership); \ + GLOBAL_ATOM_DECL(any); \ + GLOBAL_ATOM_DECL(associnfo); \ + GLOBAL_ATOM_DECL(authhdr); \ + GLOBAL_ATOM_DECL(auth_active_key); \ + GLOBAL_ATOM_DECL(auth_asconf); \ + GLOBAL_ATOM_DECL(auth_chunk); \ + GLOBAL_ATOM_DECL(auth_delete_key); \ + GLOBAL_ATOM_DECL(auth_key); \ + GLOBAL_ATOM_DECL(auth_level); \ + GLOBAL_ATOM_DECL(autoclose); \ + GLOBAL_ATOM_DECL(bindtodevice); \ + GLOBAL_ATOM_DECL(block_source); \ + GLOBAL_ATOM_DECL(broadcast); \ + GLOBAL_ATOM_DECL(busy_poll); \ + GLOBAL_ATOM_DECL(checksum); \ + GLOBAL_ATOM_DECL(close); \ + GLOBAL_ATOM_DECL(connect); \ + GLOBAL_ATOM_DECL(congestion); \ + GLOBAL_ATOM_DECL(context); \ + GLOBAL_ATOM_DECL(cork); \ + GLOBAL_ATOM_DECL(credentials); \ + GLOBAL_ATOM_DECL(ctrl); \ + GLOBAL_ATOM_DECL(ctrunc); \ + GLOBAL_ATOM_DECL(data); \ + GLOBAL_ATOM_DECL(debug); \ + GLOBAL_ATOM_DECL(default_send_params); \ + GLOBAL_ATOM_DECL(delayed_ack_time); \ + GLOBAL_ATOM_DECL(dgram); \ + GLOBAL_ATOM_DECL(disable_fragments); \ + GLOBAL_ATOM_DECL(domain); \ + GLOBAL_ATOM_DECL(dontfrag); \ + GLOBAL_ATOM_DECL(dontroute); \ + GLOBAL_ATOM_DECL(drop_membership); \ + GLOBAL_ATOM_DECL(drop_source_membership); \ + GLOBAL_ATOM_DECL(dstopts); \ + GLOBAL_ATOM_DECL(eor); \ + GLOBAL_ATOM_DECL(error); \ + GLOBAL_ATOM_DECL(errqueue); \ + GLOBAL_ATOM_DECL(esp_network_level); \ + GLOBAL_ATOM_DECL(esp_trans_level); \ + GLOBAL_ATOM_DECL(events); \ + GLOBAL_ATOM_DECL(explicit_eor); \ + GLOBAL_ATOM_DECL(faith); \ + GLOBAL_ATOM_DECL(false); \ + GLOBAL_ATOM_DECL(family); \ + GLOBAL_ATOM_DECL(flags); \ + GLOBAL_ATOM_DECL(flowinfo); \ + GLOBAL_ATOM_DECL(fragment_interleave); \ + GLOBAL_ATOM_DECL(freebind); \ + GLOBAL_ATOM_DECL(get_peer_addr_info); \ + GLOBAL_ATOM_DECL(hdrincl); \ + GLOBAL_ATOM_DECL(hmac_ident); \ + GLOBAL_ATOM_DECL(hoplimit); \ + GLOBAL_ATOM_DECL(hopopts); \ + GLOBAL_ATOM_DECL(ifindex); \ + GLOBAL_ATOM_DECL(inet); \ + GLOBAL_ATOM_DECL(inet6); \ + GLOBAL_ATOM_DECL(info); \ + GLOBAL_ATOM_DECL(initmsg); \ + GLOBAL_ATOM_DECL(iov); \ + GLOBAL_ATOM_DECL(ip); \ + GLOBAL_ATOM_DECL(ipcomp_level); \ + GLOBAL_ATOM_DECL(ipv6); \ + GLOBAL_ATOM_DECL(i_want_mapped_v4_addr); \ + GLOBAL_ATOM_DECL(join_group); \ + GLOBAL_ATOM_DECL(keepalive); \ + GLOBAL_ATOM_DECL(keepcnt); \ + GLOBAL_ATOM_DECL(keepidle); \ + GLOBAL_ATOM_DECL(keepintvl); \ + GLOBAL_ATOM_DECL(leave_group); \ + GLOBAL_ATOM_DECL(level); \ + GLOBAL_ATOM_DECL(linger); \ + GLOBAL_ATOM_DECL(local); \ + GLOBAL_ATOM_DECL(local_auth_chunks); \ + GLOBAL_ATOM_DECL(loopback); \ + GLOBAL_ATOM_DECL(lowdelay); \ + GLOBAL_ATOM_DECL(mark); \ + GLOBAL_ATOM_DECL(maxburst); \ + GLOBAL_ATOM_DECL(maxseg); \ + GLOBAL_ATOM_DECL(md5sig); \ + GLOBAL_ATOM_DECL(mincost); \ + GLOBAL_ATOM_DECL(minttl); \ + GLOBAL_ATOM_DECL(msfilter); \ + GLOBAL_ATOM_DECL(mtu); \ + GLOBAL_ATOM_DECL(mtu_discover); \ + GLOBAL_ATOM_DECL(multicast_all); \ + GLOBAL_ATOM_DECL(multicast_hops); \ + GLOBAL_ATOM_DECL(multicast_if); \ + GLOBAL_ATOM_DECL(multicast_loop); \ + GLOBAL_ATOM_DECL(multicast_ttl); \ + GLOBAL_ATOM_DECL(nodelay); \ + GLOBAL_ATOM_DECL(nodefrag); \ + GLOBAL_ATOM_DECL(noopt); \ + GLOBAL_ATOM_DECL(nopush); \ + GLOBAL_ATOM_DECL(not_found); \ + GLOBAL_ATOM_DECL(not_owner); \ + GLOBAL_ATOM_DECL(ok); \ + GLOBAL_ATOM_DECL(oob); \ + GLOBAL_ATOM_DECL(oobinline); \ + GLOBAL_ATOM_DECL(options); \ + GLOBAL_ATOM_DECL(origdstaddr); \ + GLOBAL_ATOM_DECL(partial_delivery_point); \ + GLOBAL_ATOM_DECL(passcred); \ + GLOBAL_ATOM_DECL(path); \ + GLOBAL_ATOM_DECL(peekcred); \ + GLOBAL_ATOM_DECL(peek_off); \ + GLOBAL_ATOM_DECL(peer_addr_params); \ + GLOBAL_ATOM_DECL(peer_auth_chunks); \ + GLOBAL_ATOM_DECL(pktinfo); \ + GLOBAL_ATOM_DECL(pktoptions); \ + GLOBAL_ATOM_DECL(port); \ + GLOBAL_ATOM_DECL(portrange); \ + GLOBAL_ATOM_DECL(primary_addr); \ + GLOBAL_ATOM_DECL(priority); \ + GLOBAL_ATOM_DECL(protocol); \ + GLOBAL_ATOM_DECL(raw); \ + GLOBAL_ATOM_DECL(rcvbuf); \ + GLOBAL_ATOM_DECL(rcvbufforce); \ + GLOBAL_ATOM_DECL(rcvlowat); \ + GLOBAL_ATOM_DECL(rcvtimeo); \ + GLOBAL_ATOM_DECL(rdm); \ + GLOBAL_ATOM_DECL(recv); \ + GLOBAL_ATOM_DECL(recvdstaddr); \ + GLOBAL_ATOM_DECL(recverr); \ + GLOBAL_ATOM_DECL(recvfrom); \ + GLOBAL_ATOM_DECL(recvif); \ + GLOBAL_ATOM_DECL(recvmsg); \ + GLOBAL_ATOM_DECL(recvopts); \ + GLOBAL_ATOM_DECL(recvorigdstaddr); \ + GLOBAL_ATOM_DECL(recvpktinfo); \ + GLOBAL_ATOM_DECL(recvtclass); \ + GLOBAL_ATOM_DECL(recvtos); \ + GLOBAL_ATOM_DECL(recvttl); \ + GLOBAL_ATOM_DECL(reliability); \ + GLOBAL_ATOM_DECL(reset_streams); \ + GLOBAL_ATOM_DECL(retopts); \ + GLOBAL_ATOM_DECL(reuseaddr); \ + GLOBAL_ATOM_DECL(reuseport); \ + GLOBAL_ATOM_DECL(rights); \ + GLOBAL_ATOM_DECL(router_alert); \ + GLOBAL_ATOM_DECL(rthdr); \ + GLOBAL_ATOM_DECL(rtoinfo); \ + GLOBAL_ATOM_DECL(rxq_ovfl); \ + GLOBAL_ATOM_DECL(scope_id); \ + GLOBAL_ATOM_DECL(sctp); \ + GLOBAL_ATOM_DECL(sec); \ + GLOBAL_ATOM_DECL(select_failed); \ + GLOBAL_ATOM_DECL(select_sent); \ + GLOBAL_ATOM_DECL(send); \ + GLOBAL_ATOM_DECL(sendmsg); \ + GLOBAL_ATOM_DECL(sendsrcaddr); \ + GLOBAL_ATOM_DECL(sendto); \ + GLOBAL_ATOM_DECL(seqpacket); \ + GLOBAL_ATOM_DECL(setfib); \ + GLOBAL_ATOM_DECL(set_peer_primary_addr); \ + GLOBAL_ATOM_DECL(socket); \ + GLOBAL_ATOM_DECL(sndbuf); \ + GLOBAL_ATOM_DECL(sndbufforce); \ + GLOBAL_ATOM_DECL(sndlowat); \ + GLOBAL_ATOM_DECL(sndtimeo); \ + GLOBAL_ATOM_DECL(spec_dst); \ + GLOBAL_ATOM_DECL(status); \ + GLOBAL_ATOM_DECL(stream); \ + GLOBAL_ATOM_DECL(syncnt); \ + GLOBAL_ATOM_DECL(tclass); \ + GLOBAL_ATOM_DECL(tcp); \ + GLOBAL_ATOM_DECL(throughput); \ + GLOBAL_ATOM_DECL(timestamp); \ + GLOBAL_ATOM_DECL(tos); \ + GLOBAL_ATOM_DECL(transparent); \ + GLOBAL_ATOM_DECL(true); \ + GLOBAL_ATOM_DECL(trunc); \ + GLOBAL_ATOM_DECL(ttl); \ + GLOBAL_ATOM_DECL(type); \ + GLOBAL_ATOM_DECL(udp); \ + GLOBAL_ATOM_DECL(unblock_source); \ + GLOBAL_ATOM_DECL(undefined); \ + GLOBAL_ATOM_DECL(unicast_hops); \ + GLOBAL_ATOM_DECL(unknown); \ + GLOBAL_ATOM_DECL(usec); \ + GLOBAL_ATOM_DECL(user_timeout); \ + GLOBAL_ATOM_DECL(use_ext_recvinfo); \ + GLOBAL_ATOM_DECL(use_min_mtu); \ + GLOBAL_ATOM_DECL(v6only); + + +/* *** Global error reason atoms *** */ +#define GLOBAL_ERROR_REASON_ATOMS \ + GLOBAL_ATOM_DECL(eagain); \ + GLOBAL_ATOM_DECL(eafnosupport); \ + GLOBAL_ATOM_DECL(einval); + + +#define GLOBAL_ATOM_DECL(A) ERL_NIF_TERM esock_atom_##A +GLOBAL_ATOMS +GLOBAL_ERROR_REASON_ATOMS +#undef GLOBAL_ATOM_DECL +ERL_NIF_TERM esock_atom_socket_tag; // This has a "special" name ('$socket') + +/* *** Local atoms *** */ +#define LOCAL_ATOMS \ + LOCAL_ATOM_DECL(adaptation_layer); \ + LOCAL_ATOM_DECL(address); \ + LOCAL_ATOM_DECL(association); \ + LOCAL_ATOM_DECL(assoc_id); \ + LOCAL_ATOM_DECL(authentication); \ + LOCAL_ATOM_DECL(bool); \ + LOCAL_ATOM_DECL(close); \ + LOCAL_ATOM_DECL(closed); \ + LOCAL_ATOM_DECL(closing); \ + LOCAL_ATOM_DECL(cookie_life); \ + LOCAL_ATOM_DECL(data_in); \ + LOCAL_ATOM_DECL(do); \ + LOCAL_ATOM_DECL(dont); \ + LOCAL_ATOM_DECL(exclude); \ + LOCAL_ATOM_DECL(false); \ + LOCAL_ATOM_DECL(global_counters); \ + LOCAL_ATOM_DECL(in4_sockaddr); \ + LOCAL_ATOM_DECL(in6_sockaddr); \ + LOCAL_ATOM_DECL(include); \ + LOCAL_ATOM_DECL(initial); \ + LOCAL_ATOM_DECL(int); \ + LOCAL_ATOM_DECL(interface); \ + LOCAL_ATOM_DECL(iow); \ + LOCAL_ATOM_DECL(local_rwnd); \ + LOCAL_ATOM_DECL(max); \ + LOCAL_ATOM_DECL(max_attempts); \ + LOCAL_ATOM_DECL(max_init_timeo); \ + LOCAL_ATOM_DECL(max_instreams); \ + LOCAL_ATOM_DECL(max_rxt); \ + LOCAL_ATOM_DECL(min); \ + LOCAL_ATOM_DECL(mode); \ + LOCAL_ATOM_DECL(multiaddr); \ + LOCAL_ATOM_DECL(null); \ + LOCAL_ATOM_DECL(num_dinet); \ + LOCAL_ATOM_DECL(num_dinet6); \ + LOCAL_ATOM_DECL(num_dlocal); \ + LOCAL_ATOM_DECL(num_outstreams); \ + LOCAL_ATOM_DECL(num_peer_dests); \ + LOCAL_ATOM_DECL(num_pip); \ + LOCAL_ATOM_DECL(num_psctp); \ + LOCAL_ATOM_DECL(num_ptcp); \ + LOCAL_ATOM_DECL(num_pudp); \ + LOCAL_ATOM_DECL(num_sockets); \ + LOCAL_ATOM_DECL(num_tdgrams); \ + LOCAL_ATOM_DECL(num_tseqpkgs); \ + LOCAL_ATOM_DECL(num_tstreams); \ + LOCAL_ATOM_DECL(partial_delivery); \ + LOCAL_ATOM_DECL(peer_error); \ + LOCAL_ATOM_DECL(peer_rwnd); \ + LOCAL_ATOM_DECL(probe); \ + LOCAL_ATOM_DECL(select); \ + LOCAL_ATOM_DECL(sender_dry); \ + LOCAL_ATOM_DECL(send_failure); \ + LOCAL_ATOM_DECL(shutdown); \ + LOCAL_ATOM_DECL(slist); \ + LOCAL_ATOM_DECL(sourceaddr); \ + LOCAL_ATOM_DECL(timeout); \ + LOCAL_ATOM_DECL(true); \ + LOCAL_ATOM_DECL(want); + +/* Local error reason atoms */ +#define LOCAL_ERROR_REASON_ATOMS \ + LOCAL_ATOM_DECL(eisconn); \ + LOCAL_ATOM_DECL(enotclosing); \ + LOCAL_ATOM_DECL(enotconn); \ + LOCAL_ATOM_DECL(exalloc); \ + LOCAL_ATOM_DECL(exbadstate); \ + LOCAL_ATOM_DECL(exbusy); \ + LOCAL_ATOM_DECL(exmon); \ + LOCAL_ATOM_DECL(exself); \ + LOCAL_ATOM_DECL(exsend); + +#define LOCAL_ATOM_DECL(LA) static ERL_NIF_TERM atom_##LA +LOCAL_ATOMS +LOCAL_ERROR_REASON_ATOMS +#undef LOCAL_ATOM_DECL + + +/* *** Sockets *** */ +static ErlNifResourceType* sockets; +static ErlNifResourceTypeInit socketInit = { + socket_dtor, + socket_stop, + (ErlNifResourceDown*) socket_down +}; + +// Initiated when the nif is loaded +static SocketData data; + + +/* ---------------------------------------------------------------------- + * N I F F u n c t i o n s + * ---------------------------------------------------------------------- + * + * Utility and admin functions: + * ---------------------------- + * nif_info/0 + * nif_supports/1 + * (nif_debug/1) + * + * The "proper" socket functions: + * ------------------------------ + * nif_open(Domain, Type, Protocol, Extra) + * nif_bind(Sock, LocalAddr) + * nif_connect(Sock, SockAddr) + * nif_listen(Sock, Backlog) + * nif_accept(LSock, Ref) + * nif_send(Sock, SendRef, Data, Flags) + * nif_sendto(Sock, SendRef, Data, Dest, Flags) + * nif_sendmsg(Sock, SendRef, MsgHdr, Flags) + * nif_recv(Sock, RecvRef, Length, Flags) + * nif_recvfrom(Sock, RecvRef, BufSz, Flags) + * nif_recvmsg(Sock, RecvRef, BufSz, CtrlSz, Flags) + * nif_close(Sock) + * nif_shutdown(Sock, How) + * nif_sockname(Sock) + * nif_peername(Sock) + * + * And some functions to manipulate and retrieve socket options: + * ------------------------------------------------------------- + * nif_setopt/5 + * nif_getopt/4 + * + * And some utility functions: + * ------------------------------------------------------------- + * + * And some socket admin functions: + * ------------------------------------------------------------- + * nif_cancel(Sock, Ref) + */ + + +/* ---------------------------------------------------------------------- + * nif_info + * + * Description: + * This is currently just a placeholder... + */ +#define MKCT(E, T, C) MKT2((E), (T), MKI((E), (C))) + +static +ERL_NIF_TERM nif_info(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + if (argc != 0) { + return enif_make_badarg(env); + } else { + ERL_NIF_TERM numSockets = MKCT(env, atom_num_sockets, data.numSockets); + ERL_NIF_TERM numTypeDGrams = MKCT(env, atom_num_tdgrams, data.numTypeDGrams); + ERL_NIF_TERM numTypeStreams = MKCT(env, atom_num_tstreams, data.numTypeStreams); + ERL_NIF_TERM numTypeSeqPkgs = MKCT(env, atom_num_tseqpkgs, data.numTypeSeqPkgs); + ERL_NIF_TERM numDomLocal = MKCT(env, atom_num_dlocal, data.numDomainLocal); + ERL_NIF_TERM numDomInet = MKCT(env, atom_num_dinet, data.numDomainInet); + ERL_NIF_TERM numDomInet6 = MKCT(env, atom_num_dinet6, data.numDomainInet6); + ERL_NIF_TERM numProtoIP = MKCT(env, atom_num_pip, data.numProtoIP); + ERL_NIF_TERM numProtoTCP = MKCT(env, atom_num_ptcp, data.numProtoTCP); + ERL_NIF_TERM numProtoUDP = MKCT(env, atom_num_pudp, data.numProtoUDP); + ERL_NIF_TERM numProtoSCTP = MKCT(env, atom_num_psctp, data.numProtoSCTP); + ERL_NIF_TERM gcnt[] = {numSockets, + numTypeDGrams, numTypeStreams, numTypeSeqPkgs, + numDomLocal, numDomInet, numDomInet6, + numProtoIP, numProtoTCP, numProtoUDP, numProtoSCTP}; + unsigned int lenGCnt = sizeof(gcnt) / sizeof(ERL_NIF_TERM); + ERL_NIF_TERM lgcnt = MKLA(env, gcnt, lenGCnt); + ERL_NIF_TERM keys[] = {esock_atom_debug, atom_iow, atom_global_counters}; + ERL_NIF_TERM vals[] = {BOOL2ATOM(data.dbg), BOOL2ATOM(data.iow), lgcnt}; + ERL_NIF_TERM info; + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + + ESOCK_ASSERT( (numKeys == numVals) ); + + if (!MKMA(env, keys, vals, numKeys, &info)) + return enif_make_badarg(env); + + return info; + } +#endif +} + + + +/* ---------------------------------------------------------------------- + * nif_supports + * + * Description: + * This function is intended to answer the question: "Is X supported?" + * Currently three keys are "supported": options | sctp | ipv6 + * That results in a list of all *known options* (known by us) and if + * the platform supports (OS) it or not. + * + * Key + * --- + * options [{socket, [{Opt, boolean()}]}, + * {ip, [{Opt, boolean()}]}, + * {ipv6, [{Opt, boolean()}]}, + * {tcp, [{Opt, boolean()}]}, + * {udp, [{Opt, boolean()}]}, + * {sctp, [{Opt, boolean()}]}] + */ + +static +ERL_NIF_TERM nif_supports(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + int key; + + SGDBG( ("SOCKET", "nif_supports -> entry with %d args\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 1) || + !GET_INT(env, argv[0], &key)) { + return enif_make_badarg(env); + } + + return nsupports(env, key); +#endif +} + + + +/* nopen - create an endpoint for communication + * + * Assumes the input has been validated. + * + * Normally we want debugging on (individual) sockets to be controlled + * by the sockets own debug flag. But since we don't even have a socket + * yet, we must use the global debug flag. + */ +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsupports(ErlNifEnv* env, int key) +{ + ERL_NIF_TERM result; + + SGDBG( ("SOCKET", "nsupports -> entry with 0x%lX\r\n", key) ); + + switch (key) { + case SOCKET_SUPPORTS_OPTIONS: + result = nsupports_options(env); + break; + + case SOCKET_SUPPORTS_SCTP: + result = nsupports_sctp(env); + break; + + case SOCKET_SUPPORTS_IPV6: + result = nsupports_ipv6(env); + break; + + default: + result = esock_atom_false; + break; + } + + return result; +} +#endif + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsupports_options(ErlNifEnv* env) +{ + ERL_NIF_TERM sockOpts = nsupports_options_socket(env); + ERL_NIF_TERM sockOptsT = MKT2(env, esock_atom_socket, sockOpts); + ERL_NIF_TERM ipOpts = nsupports_options_ip(env); + ERL_NIF_TERM ipOptsT = MKT2(env, esock_atom_ip, ipOpts); + ERL_NIF_TERM ipv6Opts = nsupports_options_ipv6(env); + ERL_NIF_TERM ipv6OptsT = MKT2(env, esock_atom_ipv6, ipv6Opts); + ERL_NIF_TERM tcpOpts = nsupports_options_tcp(env); + ERL_NIF_TERM tcpOptsT = MKT2(env, esock_atom_tcp, tcpOpts); + ERL_NIF_TERM udpOpts = nsupports_options_udp(env); + ERL_NIF_TERM udpOptsT = MKT2(env, esock_atom_udp, udpOpts); + ERL_NIF_TERM sctpOpts = nsupports_options_sctp(env); + ERL_NIF_TERM sctpOptsT = MKT2(env, esock_atom_sctp, sctpOpts); + ERL_NIF_TERM optsA[] = {sockOptsT, + ipOptsT, ipv6OptsT, + tcpOptsT, udpOptsT, sctpOptsT}; + unsigned int lenOptsA = sizeof(optsA) / sizeof(ERL_NIF_TERM); + ERL_NIF_TERM optsL = MKLA(env, optsA, lenOptsA); + + return optsL; +} +#endif + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsupports_options_socket(ErlNifEnv* env) +{ + SocketTArray opts = TARRAY_CREATE(128); + ERL_NIF_TERM tmp, optsL; + + + /* *** SOCKET_OPT_SOCK_ACCEPTCONN => SO_ACCEPTCONN *** */ +#if defined(SO_ACCEPTCONN) + tmp = MKT2(env, esock_atom_acceptconn, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_acceptconn, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_ACCEPTFILTER => SO_ACCEPTFILTER *** */ + tmp = MKT2(env, esock_atom_acceptfilter, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_BINDTODEVICE => SO_BINDTODEVICE *** */ +#if defined(SO_BINDTODEVICE) + tmp = MKT2(env, esock_atom_bindtodevice, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_bindtodevice, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_BROADCAST => SO_BROADCAST *** */ +#if defined(SO_BROADCAST) + tmp = MKT2(env, esock_atom_broadcast, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_broadcast, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_BUSY_POLL => SO_BUSY_POLL *** */ + tmp = MKT2(env, esock_atom_busy_poll, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_DEBUG => SO_DEBUG *** */ +#if defined(SO_DEBUG) + tmp = MKT2(env, esock_atom_debug, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_debug, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_DOMAIN => SO_DOMAIN *** */ +#if defined(SO_DOMAIN) + tmp = MKT2(env, esock_atom_domain, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_domain, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_DONTROUTE => SO_DONTROUTE *** */ +#if defined(SO_DONTROUTE) + tmp = MKT2(env, esock_atom_dontroute, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_dontroute, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_ERROR => SO_ERROR *** */ + tmp = MKT2(env, esock_atom_error, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_KEEPALIVE => SO_KEEPALIVE *** */ +#if defined(SO_KEEPALIVE) + tmp = MKT2(env, esock_atom_keepalive, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_keepalive, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_LINGER => SO_LINGER *** */ +#if defined(SO_LINGER) + tmp = MKT2(env, esock_atom_linger, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_linger, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_MARK => SO_MARK *** */ + tmp = MKT2(env, esock_atom_mark, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_OOBINLINE => SO_OOBINLINE *** */ +#if defined(SO_OOBINLINE) + tmp = MKT2(env, esock_atom_oobinline, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_oobinline, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_PASSCRED => SO_PASSCRED *** */ + tmp = MKT2(env, esock_atom_passcred, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_PEEK_OFF => SO_PEEK_OFF *** */ +#if defined(SO_PEEK_OFF) + tmp = MKT2(env, esock_atom_peek_off, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_peek_off, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_PEEKCRED => SO_PEEKCRED *** */ + tmp = MKT2(env, esock_atom_peekcred, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_PRIORITY => SO_PRIORITY *** */ +#if defined(SO_PRIORITY) + tmp = MKT2(env, esock_atom_priority, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_priority, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_PROTOCOL => SO_PROTOCOL *** */ +#if defined(SO_PROTOCOL) + tmp = MKT2(env, esock_atom_protocol, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_protocol, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_RCVBUF => SO_RCVBUF *** */ +#if defined(SO_RCVBUF) + tmp = MKT2(env, esock_atom_rcvbuf, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_rcvbuf, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_RCVBUFFORCE => SO_RCVBUFFORCE *** */ + tmp = MKT2(env, esock_atom_rcvbufforce, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_RCVLOWAT => SO_RCVLOWAT *** */ +#if defined(SO_RCVLOWAT) + tmp = MKT2(env, esock_atom_rcvlowat, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_rcvlowat, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_RCVTIMEO => SO_RCVTIMEO *** */ +#if defined(SO_RCVTIMEO) + tmp = MKT2(env, esock_atom_rcvtimeo, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_rcvtimeo, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_REUSEADDR => SO_REUSEADDR *** */ +#if defined(SO_REUSEADDR) + tmp = MKT2(env, esock_atom_reuseaddr, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_reuseaddr, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_REUSEPORT => SO_REUSEPORT *** */ +#if defined(SO_REUSEPORT) + tmp = MKT2(env, esock_atom_reuseport, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_reuseport, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_RXQ_OVFL => SO_RXQ_OVFL *** */ + tmp = MKT2(env, esock_atom_rxq_ovfl, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_SETFIB => SO_SETFIB *** */ + tmp = MKT2(env, esock_atom_setfib, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_SNDBUF => SO_SNDBUF *** */ +#if defined(SO_SNDBUF) + tmp = MKT2(env, esock_atom_sndbuf, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_sndbuf, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_SNDBUFFORCE => SO_SNDBUFFORCE *** */ + tmp = MKT2(env, esock_atom_sndbufforce, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_SNDLOWAT => SO_SNDLOWAT *** */ +#if defined(SO_SNDLOWAT) + tmp = MKT2(env, esock_atom_sndlowat, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_sndlowat, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_SNDTIMEO => SO_SNDTIMEO *** */ +#if defined(SO_SNDTIMEO) + tmp = MKT2(env, esock_atom_sndtimeo, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_sndtimeo, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_TIMESTAMP => SO_TIMESTAMP *** */ +#if defined(SO_TIMESTAMP) + tmp = MKT2(env, esock_atom_timestamp, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_timestamp, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SOCK_TYPE => SO_TYPE *** */ +#if defined(SO_TYPE) + tmp = MKT2(env, esock_atom_type, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_type, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + TARRAY_TOLIST(opts, env, &optsL); + + return optsL; +} +#endif + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsupports_options_ip(ErlNifEnv* env) +{ + SocketTArray opts = TARRAY_CREATE(128); + ERL_NIF_TERM tmp, optsL; + + + /* *** SOCKET_OPT_IP_ADD_MEMBERSHIP => IP_ADD_MEMBERSHIP *** */ +#if defined(IP_ADD_MEMBERSHIP) + tmp = MKT2(env, esock_atom_add_membership, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_add_membership, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_ADD_SOURCE_MEMBERSHIP => IP_ADD_SOURCE_MEMBERSHIP *** */ +#if defined(IP_ADD_SOURCE_MEMBERSHIP) + tmp = MKT2(env, esock_atom_add_source_membership, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_add_source_membership, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_BLOCK_SOURCE => IP_BLOCK_SOURCE *** */ +#if defined(IP_BLOCK_SOURCE) + tmp = MKT2(env, esock_atom_block_source, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_block_source, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_DONTFRAG => IP_DONTFRAG *** */ + tmp = MKT2(env, esock_atom_dontfrag, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_DROP_MEMBERSHIP => IP_DROP_MEMBERSHIP *** */ +#if defined(IP_DROP_MEMBERSHIP) + tmp = MKT2(env, esock_atom_drop_membership, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_drop_membership, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_DROP_SOURCE_MEMBERSHIP => IP_DROP_SOURCE_MEMBERSHIP *** */ +#if defined(IP_DROP_SOURCE_MEMBERSHIP) + tmp = MKT2(env, esock_atom_drop_source_membership, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_drop_source_membership, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_FREEBIND => IP_FREEBIND *** */ +#if defined(IP_FREEBIND) + tmp = MKT2(env, esock_atom_freebind, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_freebind, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_HDRINCL => IP_HDRINCL *** */ +#if defined(IP_HDRINCL) + tmp = MKT2(env, esock_atom_hdrincl, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_hdrincl, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_MINTTL => IP_MINTTL *** */ +#if defined(IP_MINTTL) + tmp = MKT2(env, esock_atom_minttl, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_minttl, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_MSFILTER => IP_MSFILTER / IP_MSFILTER_SIZE *** */ +#if defined(IP_MSFILTER) && defined(IP_MSFILTER_SIZE) + tmp = MKT2(env, esock_atom_msfilter, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_msfilter, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_MTU => IP_MTU *** */ + tmp = MKT2(env, esock_atom_mtu, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_MTU_DISCOVER => IP_MTU_DISCOVER *** */ +#if defined(IP_MTU_DISCOVER) + tmp = MKT2(env, esock_atom_mtu_discover, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_mtu_discover, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_MULTICAST_ALL => IP_MULTICAST_ALL *** */ +#if defined(IP_MULTICAST_ALL) + tmp = MKT2(env, esock_atom_multicast_all, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_multicast_all, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_MULTICAST_IF => IP_MULTICAST_IF *** */ +#if defined(IP_MULTICAST_IF) + tmp = MKT2(env, esock_atom_multicast_if, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_multicast_if, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_MULTICAST_LOOP => IP_MULTICAST_LOOP *** */ +#if defined(IP_MULTICAST_LOOP) + tmp = MKT2(env, esock_atom_multicast_loop, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_multicast_loop, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_MULTICAST_TTL => IP_MULTICAST_TTL *** */ +#if defined(IP_MULTICAST_TTL) + tmp = MKT2(env, esock_atom_multicast_ttl, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_multicast_ttl, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_NODEFRAG => IP_NODEFRAG *** */ +#if defined(IP_NODEFRAG) + tmp = MKT2(env, esock_atom_nodefrag, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_nodefrag, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_OPTIONS => IP_OPTIONS *** */ + tmp = MKT2(env, esock_atom_options, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_PKTINFO => IP_PKTINFO *** */ +#if defined(IP_PKTINFO) + tmp = MKT2(env, esock_atom_pktinfo, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_pktinfo, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_RECVDSTADDR => IP_RECVDSTADDR *** */ +#if defined(IP_RECVDSTADDR) + tmp = MKT2(env, esock_atom_recvdstaddr, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_recvdstaddr, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_RECVERR => IP_RECVERR *** */ +#if defined(IP_RECVERR) + tmp = MKT2(env, esock_atom_recverr, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_recverr, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_RECVIF => IP_RECVIF *** */ +#if defined(IP_RECVIF) + tmp = MKT2(env, esock_atom_recvif, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_recvif, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_RECVOPTS => IP_RECVOPTS *** */ +#if defined(IP_RECVOPTS) + tmp = MKT2(env, esock_atom_recvopts, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_recvopts, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_RECVORIGDSTADDR => IP_RECVORIGDSTADDR *** */ +#if defined(IP_RECVORIGDSTADDR) + tmp = MKT2(env, esock_atom_recvorigdstaddr, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_recvorigdstaddr, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_RECVTOS => IP_RECVTOS *** */ +#if defined(IP_RECVTOS) + tmp = MKT2(env, esock_atom_recvtos, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_recvtos, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_RECVTTL => IP_RECVTTL *** */ +#if defined(IP_RECVTTL) + tmp = MKT2(env, esock_atom_recvttl, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_recvttl, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_RETOPTS => IP_RETOPTS *** */ +#if defined(IP_RETOPTS) + tmp = MKT2(env, esock_atom_retopts, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_retopts, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_ROUTER_ALERT => IP_ROUTER_ALERT *** */ +#if defined(IP_ROUTER_ALERT) + tmp = MKT2(env, esock_atom_router_alert, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_router_alert, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_SENDSRCADDR => IP_SENDSRCADDR *** */ +#if defined(IP_SENDSRCADDR) + tmp = MKT2(env, esock_atom_sendsrcaddr, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_sendsrcaddr, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_TOS => IP_TOS *** */ +#if defined(IP_TOS) + tmp = MKT2(env, esock_atom_tos, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_tos, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_TRANSPARENT => IP_TRANSPARENT *** */ +#if defined(IP_TRANSPARENT) + tmp = MKT2(env, esock_atom_transparent, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_transparent, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_TTL => IP_TTL *** */ +#if defined(IP_TTL) + tmp = MKT2(env, esock_atom_ttl, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_ttl, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IP_UNBLOCK_SOURCE => IP_UNBLOCK_SOURCE *** */ +#if defined(IP_UNBLOCK_SOURCE) + tmp = MKT2(env, esock_atom_unblock_source, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_unblock_source, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + TARRAY_TOLIST(opts, env, &optsL); + + return optsL; +} +#endif + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsupports_options_ipv6(ErlNifEnv* env) +{ + SocketTArray opts = TARRAY_CREATE(128); + ERL_NIF_TERM tmp, optsL; + + + /* *** SOCKET_OPT_IPV6_ADDRFORM => IPV6_ADDRFORM *** */ +#if defined(IPV6_ADDRFORM) + tmp = MKT2(env, esock_atom_addrform, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_addrform, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_ADD_MEMBERSHIP => IPV6_ADD_MEMBERSHIP *** */ +#if defined(IPV6_ADD_MEMBERSHIP) + tmp = MKT2(env, esock_atom_add_membership, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_add_membership, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_AUTHHDR => IPV6_AUTHHDR *** */ +#if defined(IPV6_AUTHHDR) + tmp = MKT2(env, esock_atom_authhdr, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_authhdr, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_AUTH_LEVEL => IPV6_AUTH_LEVEL *** */ + tmp = MKT2(env, esock_atom_auth_level, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_CHECKSUM => IPV6_CHECKSUM *** */ + tmp = MKT2(env, esock_atom_checksum, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_DROP_MEMBERSHIP => IPV6_DROP_MEMBERSHIP *** */ +#if defined(IPV6_DROP_MEMBERSHIP) + tmp = MKT2(env, esock_atom_drop_membership, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_drop_membership, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_DSTOPTS => IPV6_DSTOPTS *** */ +#if defined(IPV6_DSTOPTS) + tmp = MKT2(env, esock_atom_dstopts, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_dstopts, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_ESP_NETWORK_LEVEL => IPV6_ESP_NETWORK_LEVEL *** */ + tmp = MKT2(env, esock_atom_esp_network_level, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_ESP_TRANS_LEVEL => IPV6_ESP_TRANS_LEVEL *** */ + tmp = MKT2(env, esock_atom_esp_trans_level, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_FAITH => IPV6_FAITH *** */ + tmp = MKT2(env, esock_atom_faith, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_FLOWINFO => IPV6_FLOWINFO *** */ +#if defined(IPV6_FLOWINFO) + tmp = MKT2(env, esock_atom_flowinfo, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_flowinfo, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_HOPLIMIT => IPV6_HOPLIMIT *** */ +#if defined(IPV6_HOPLIMIT) + tmp = MKT2(env, esock_atom_hoplimit, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_hoplimit, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_HOPOPTS => IPV6_HOPOPTS *** */ +#if defined(IPV6_HOPOPTS) + tmp = MKT2(env, esock_atom_hopopts, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_hopopts, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_IPCOMP_LEVEL => IPV6_IPCOMP_LEVEL *** */ + tmp = MKT2(env, esock_atom_ipcomp_level, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_JOIN_GROUP => IPV6_JOIN_GROUP *** */ + tmp = MKT2(env, esock_atom_join_group, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_LEAVE_GROUP => IPV6_LEAVE_GROUP *** */ + tmp = MKT2(env, esock_atom_leave_group, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_MTU => IPV6_MTU *** */ +#if defined(IPV6_MTU) + tmp = MKT2(env, esock_atom_mtu, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_mtu, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_MTU_DISCOVER => IPV6_MTU_DISCOVER *** */ +#if defined(IPV6_MTU_DISCOVER) + tmp = MKT2(env, esock_atom_mtu_discover, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_mtu_discover, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_MULTICAST_HOPS => IPV6_MULTICAST_HOPS *** */ +#if defined(IPV6_MULTICAST_HOPS) + tmp = MKT2(env, esock_atom_multicast_hops, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_multicast_hops, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_MULTICAST_IF => IPV6_MULTICAST_IF *** */ +#if defined(IPV6_MULTICAST_IF) + tmp = MKT2(env, esock_atom_multicast_if, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_multicast_if, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_MULTICAST_LOOP => IPV6_MULTICAST_LOOP *** */ +#if defined(IPV6_MULTICAST_LOOP) + tmp = MKT2(env, esock_atom_multicast_loop, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_multicast_loop, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_PORTRANGE => IPV6_PORTRANGE *** */ + tmp = MKT2(env, esock_atom_portrange, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_PKTOPTIONS => IPV6_PKTOPTIONS *** */ + tmp = MKT2(env, esock_atom_pktoptions, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_RECVERR => IPV6_RECVERR *** */ +#if defined(IPV6_RECVERR) + tmp = MKT2(env, esock_atom_recverr, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_recverr, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_RECVPKTINFO => IPV6_RECVPKTINFO *** */ +#if defined(IPV6_RECVPKTINFO) + tmp = MKT2(env, esock_atom_recvpktinfo, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_recvpktinfo, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_RECVTCLASS => IPV6_RECVTCLASS *** */ + tmp = MKT2(env, esock_atom_recvtclass, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_ROUTER_ALERT => IPV6_ROUTER_ALERT *** */ +#if defined(IPV6_ROUTER_ALERT) + tmp = MKT2(env, esock_atom_router_alert, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_router_alert, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_RTHDR => IPV6_RTHDR *** */ +#if defined(IPV6_RTHDR) + tmp = MKT2(env, esock_atom_rthdr, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_rthdr, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_TCLASS => IPV6_TCLASS *** */ + tmp = MKT2(env, esock_atom_tclass, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_UNICAST_HOPS => IPV6_UNICAST_HOPS *** */ +#if defined(IPV6_UNICAST_HOPS) + tmp = MKT2(env, esock_atom_unicast_hops, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_unicast_hops, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_USE_MIN_MTU => IPV6_USE_MIN_MTU *** */ + tmp = MKT2(env, esock_atom_use_min_mtu, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_IPV6_V6ONLY => IPV6_V6ONLY *** */ +#if defined(IPV6_V6ONLY) + tmp = MKT2(env, esock_atom_v6only, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_v6only, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + TARRAY_TOLIST(opts, env, &optsL); + + return optsL; +} +#endif + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsupports_options_tcp(ErlNifEnv* env) +{ + SocketTArray opts = TARRAY_CREATE(32); + ERL_NIF_TERM tmp, optsL; + + + /* *** SOCKET_OPT_TCP_CONGESTION => TCP_CONGESTION *** */ +#if defined(TCP_CONGESTION) + tmp = MKT2(env, esock_atom_congestion, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_congestion, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_TCP_CORK => TCP_CORK *** */ +#if defined(TCP_CORK) + tmp = MKT2(env, esock_atom_cork, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_cork, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_TCP_INFO => TCP_INFO *** */ + tmp = MKT2(env, esock_atom_info, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_TCP_KEEPCNT => TCP_KEEPCNT *** */ + tmp = MKT2(env, esock_atom_keepcnt, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_TCP_KEEPIDLE => TCP_KEEPIDLE *** */ + tmp = MKT2(env, esock_atom_keepidle, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_TCP_KEEPINTVL => TCP_KEEPINTVL *** */ + tmp = MKT2(env, esock_atom_keepintvl, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_TCP_MAXSEG => TCP_MAXSEG *** */ +#if defined(TCP_) + tmp = MKT2(env, esock_atom_maxseg, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_maxseg, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_TCP_MD5SIG => TCP_MD5SIG *** */ + tmp = MKT2(env, esock_atom_md5sig, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_TCP_NODELAY => TCP_NODELAY *** */ +#if defined(TCP_) + tmp = MKT2(env, esock_atom_nodelay, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_nodelay, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_TCP_NOOPT => TCP_NOOPT *** */ + tmp = MKT2(env, esock_atom_noopt, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_TCP_NOPUSH => TCP_NOPUSH *** */ + tmp = MKT2(env, esock_atom_nopush, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_TCP_SYNCNT => TCP_SYNCNT *** */ + tmp = MKT2(env, esock_atom_syncnt, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_TCP_USER_TIMEOUT => TCP_USER_TIMEOUT *** */ + tmp = MKT2(env, esock_atom_user_timeout, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + TARRAY_TOLIST(opts, env, &optsL); + + return optsL; +} +#endif + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsupports_options_udp(ErlNifEnv* env) +{ + SocketTArray opts = TARRAY_CREATE(8); + ERL_NIF_TERM tmp, optsL; + + + /* *** SOCKET_OPT_UDP_CORK => UDP_CORK *** */ +#if defined(UDP_CORK) + tmp = MKT2(env, esock_atom_cork, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_cork, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + TARRAY_TOLIST(opts, env, &optsL); + + return optsL; +} +#endif + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsupports_options_sctp(ErlNifEnv* env) +{ + SocketTArray opts = TARRAY_CREATE(64); + ERL_NIF_TERM tmp, optsL; + + + /* *** SOCKET_OPT_SCTP_ADAPTION_LAYER => SCTP_ADAPTION_LAYER *** */ + tmp = MKT2(env, esock_atom_adaption_layer, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_ASSOCINFO => SCTP_ASSOCINFO *** */ +#if defined(SCTP_ASSOCINFO) + tmp = MKT2(env, esock_atom_associnfo, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_associnfo, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_AUTH_ACTIVE_KEY => SCTP_AUTH_ACTIVE_KEY *** */ + tmp = MKT2(env, esock_atom_auth_active_key, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_AUTH_ASCONF => SCTP_AUTH_ASCONF *** */ + tmp = MKT2(env, esock_atom_auth_asconf, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_AUTH_CHUNK => SCTP_AUTH_CHUNK *** */ + tmp = MKT2(env, esock_atom_auth_chunk, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_AUTH_DELETE_KEY => SCTP_AUTH_DELETE_KEY *** */ + tmp = MKT2(env, esock_atom_auth_delete_key, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_AUTH_KEY => SCTP_AUTH_KEY *** */ + tmp = MKT2(env, esock_atom_auth_key, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_AUTOCLOSE => SCTP_AUTOCLOSE *** */ +#if defined(SCTP_AUTOCLOSE) + tmp = MKT2(env, esock_atom_autoclose, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_autoclose, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_CONTEXT => SCTP_CONTEXT *** */ + tmp = MKT2(env, esock_atom_context, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_DEFAULT_SEND_PARAMS => SCTP_DEFAULT_SEND_PARAMS *** */ + tmp = MKT2(env, esock_atom_default_send_params, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_DELAYED_ACK_TIME => SCTP_DELAYED_ACK_TIME *** */ + tmp = MKT2(env, esock_atom_delayed_ack_time, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_DISABLE_FRAGMENTS => SCTP_DISABLE_FRAGMENTS *** */ +#if defined(SCTP_DISABLE_FRAGMENTS) + tmp = MKT2(env, esock_atom_disable_fragments, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_disable_fragments, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_HMAC_IDENT => SCTP_HMAC_IDENT *** */ + tmp = MKT2(env, esock_atom_hmac_ident, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_EVENTS => SCTP_EVENTS *** */ +#if defined(SCTP_EVENTS) + tmp = MKT2(env, esock_atom_events, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_events, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_EXPLICIT_EOR => SCTP_EXPLICIT_EOR *** */ + tmp = MKT2(env, esock_atom_explicit_eor, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_FRAGMENT_INTERLEAVE => SCTP_FRAGMENT_INTERLEAVE *** */ + tmp = MKT2(env, esock_atom_fragment_interleave, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_GET_PEER_ADDR_INFO => SCTP_GET_PEER_ADDR_INFO *** */ + tmp = MKT2(env, esock_atom_get_peer_addr_info, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_INITMSG => SCTP_INITMSG *** */ +#if defined(SCTP_INITMSG) + tmp = MKT2(env, esock_atom_initmsg, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_initmsg, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_I_WANT_MAPPED_V4_ADDR => SCTP_I_WANT_MAPPED_V4_ADDR *** */ + tmp = MKT2(env, esock_atom_i_want_mapped_v4_addr, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_LOCAL_AUTH_CHUNKS => SCTP_LOCAL_AUTH_CHUNKS *** */ + tmp = MKT2(env, esock_atom_local_auth_chunks, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_MAXSEG => SCTP_MAXSEG *** */ +#if defined(SCTP_MAXSEG) + tmp = MKT2(env, esock_atom_maxseg, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_maxseg, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_MAXBURST => SCTP_MAXBURST *** */ + tmp = MKT2(env, esock_atom_maxburst, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_NODELAY => SCTP_NODELAY *** */ +#if defined(SCTP_NODELAY) + tmp = MKT2(env, esock_atom_nodelay, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_nodelay, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_PARTIAL_DELIVERY_POINT => SCTP_PARTIAL_DELIVERY_POINT *** */ + tmp = MKT2(env, esock_atom_partial_delivery_point, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_PEER_ADDR_PARAMS => SCTP_PEER_ADDR_PARAMS *** */ + tmp = MKT2(env, esock_atom_peer_addr_params, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_PEER_AUTH_CHUNKS => SCTP_PEER_AUTH_CHUNKS *** */ + tmp = MKT2(env, esock_atom_peer_auth_chunks, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_PRIMARY_ADDR => SCTP_PRIMARY_ADDR *** */ + tmp = MKT2(env, esock_atom_primary_addr, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_RESET_STREAMS => SCTP_RESET_STREAMS *** */ + tmp = MKT2(env, esock_atom_reset_streams, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_RTOINFO => SCTP_RTOINFO *** */ +#if defined(SCTP_RTOINFO) + tmp = MKT2(env, esock_atom_rtoinfo, esock_atom_true); +#else + tmp = MKT2(env, esock_atom_rtoinfo, esock_atom_false); +#endif + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_SET_PEER_PRIMARY_ADDR => SCTP_SET_PEER_PRIMARY_ADDR *** */ + tmp = MKT2(env, esock_atom_set_peer_primary_addr, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_STATUS => SCTP_STATUS *** */ + tmp = MKT2(env, esock_atom_status, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + /* *** SOCKET_OPT_SCTP_USE_EXT_RECVINFO => SCTP_USE_EXT_RECVINFO *** */ + tmp = MKT2(env, esock_atom_use_ext_recvinfo, esock_atom_false); + TARRAY_ADD(opts, tmp); + + + TARRAY_TOLIST(opts, env, &optsL); + + return optsL; +} +#endif + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsupports_sctp(ErlNifEnv* env) +{ + ERL_NIF_TERM supports; + +#if defined(HAVE_SCTP) + supports = esock_atom_true; +#else + supports = esock_atom_false; +#endif + + return supports; +} +#endif + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsupports_ipv6(ErlNifEnv* env) +{ + ERL_NIF_TERM supports; + + /* Is this (test) really sufficient for testing if we support IPv6? */ +#if defined(HAVE_IPV6) + supports = esock_atom_true; +#else + supports = esock_atom_false; +#endif + + return supports; +} +#endif + + + +/* ---------------------------------------------------------------------- + * nif_open + * + * Description: + * Create an endpoint for communication. + * + * Arguments: + * Domain - The domain, for example 'inet' + * Type - Type of socket, for example 'stream' + * Protocol - The protocol, for example 'tcp' + * Extra - A map with "obscure" options. + * Currently the only allowed option is netns (network namespace). + * This is *only* allowed on linux! + * We sould also use this for the fd value, in case we should use + * an already existing (file) descriptor. + */ +static +ERL_NIF_TERM nif_open(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + int edomain, etype, eproto; + int domain, type, proto; + char* netns; + ERL_NIF_TERM emap; + ERL_NIF_TERM result; + + SGDBG( ("SOCKET", "nif_open -> entry with %d args\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 4) || + !GET_INT(env, argv[0], &edomain) || + !GET_INT(env, argv[1], &etype) || + !IS_MAP(env, argv[3])) { + return enif_make_badarg(env); + } + eproto = argv[2]; + emap = argv[3]; + + SGDBG( ("SOCKET", "nif_open -> " + "\r\n edomain: %T" + "\r\n etype: %T" + "\r\n eproto: %T" + "\r\n extra: %T" + "\r\n", argv[0], argv[1], eproto, emap) ); + + if (!edomain2domain(edomain, &domain)) { + SGDBG( ("SOCKET", "nif_open -> invalid domain: %d\r\n", edomain) ); + return esock_make_error(env, esock_atom_einval); + } + + if (!etype2type(etype, &type)) { + SGDBG( ("SOCKET", "nif_open -> invalid type: %d\r\n", etype) ); + return esock_make_error(env, esock_atom_einval); + } + + if (!eproto2proto(env, eproto, &proto)) { + SGDBG( ("SOCKET", "nif_open -> invalid protocol: %d\r\n", eproto) ); + return esock_make_error(env, esock_atom_einval); + } + +#ifdef HAVE_SETNS + /* We *currently* only support one extra option: netns */ + if (!emap2netns(env, emap, &netns)) { + SGDBG( ("SOCKET", "nif_open -> namespace: %s\r\n", netns) ); + return enif_make_badarg(env); + } +#else + netns = NULL; +#endif + + + result = nopen(env, domain, type, proto, netns); + + SGDBG( ("SOCKET", "nif_open -> done with result: " + "\r\n %T" + "\r\n", result) ); + + return result; + +#endif // if defined(__WIN32__) +} + + +/* nopen - create an endpoint for communication + * + * Assumes the input has been validated. + * + * Normally we want debugging on (individual) sockets to be controlled + * by the sockets own debug flag. But since we don't even have a socket + * yet, we must use the global debug flag. + */ +#if !defined(__WIN32__) +static +ERL_NIF_TERM nopen(ErlNifEnv* env, + int domain, int type, int protocol, + char* netns) +{ + SocketDescriptor* descP; + ERL_NIF_TERM res; + int save_errno = 0; + SOCKET sock; + HANDLE event; +#ifdef HAVE_SETNS + int current_ns = 0; +#endif + + SGDBG( ("SOCKET", "nopen -> entry with" + "\r\n domain: %d" + "\r\n type: %d" + "\r\n protocol: %d" + "\r\n netns: %s" + "\r\n", domain, type, protocol, ((netns == NULL) ? "NULL" : netns)) ); + +#ifdef HAVE_SETNS + if ((netns != NULL) && + !change_network_namespace(netns, ¤t_ns, &save_errno)) + return esock_make_error_errno(env, save_errno); +#endif + + if ((sock = sock_open(domain, type, protocol)) == INVALID_SOCKET) + return esock_make_error_errno(env, sock_errno()); + + SGDBG( ("SOCKET", "nopen -> open success: %d\r\n", sock) ); + +#ifdef HAVE_SETNS + if ((netns != NULL) && + !restore_network_namespace(current_ns, sock, &save_errno)) + return esock_make_error_errno(env, save_errno); + + if (netns != NULL) + FREE(netns); +#endif + + + if ((event = sock_create_event(sock)) == INVALID_EVENT) { + save_errno = sock_errno(); + while ((sock_close(sock) == INVALID_SOCKET) && (sock_errno() == EINTR)); + return esock_make_error_errno(env, save_errno); + } + + SGDBG( ("SOCKET", "nopen -> event success: %d\r\n", event) ); + + SET_NONBLOCKING(sock); + + + /* Create and initiate the socket "descriptor" */ + if ((descP = alloc_descriptor(sock, event)) == NULL) { + sock_close(sock); + // Not sure if this is really the proper error, but... + return enif_make_badarg(env); + } + + descP->state = SOCKET_STATE_OPEN; + descP->domain = domain; + descP->type = type; + descP->protocol = protocol; + + /* Does this apply to other types? Such as RAW? + * Also, is this really correct? Should we not wait for bind? + */ + if (type == SOCK_DGRAM) { + descP->isReadable = TRUE; + descP->isWritable = TRUE; + } + + /* + * Should we keep track of sockets (resources) in some way? + * Doing it here will require mutex to ensure data integrity, + * which will be costly. Send it somewhere? + */ + res = enif_make_resource(env, descP); + enif_release_resource(descP); + + /* Keep track of the creator + * This should not be a problem, but just in case + * the *open* function is used with the wrong kind + * of environment... + */ + if (enif_self(env, &descP->ctrlPid) == NULL) + return esock_make_error(env, atom_exself); + + if (MONP("nopen -> ctrl", + env, descP, + &descP->ctrlPid, + &descP->ctrlMon) != 0) + return esock_make_error(env, atom_exmon); + + + inc_socket(domain, type, protocol); + + return esock_make_ok2(env, res); +} +#endif // if !defined(__WIN32__) + + + +#ifdef HAVE_SETNS +/* We should really have another API, so that we can return errno... */ + +/* *** change network namespace *** + * Retreive the current namespace and set the new. + * Return result and previous namespace if successfull. + */ +#if !defined(__WIN32__) +static +BOOLEAN_T change_network_namespace(char* netns, int* cns, int* err) +{ + int save_errno; + int current_ns = 0; + int new_ns = 0; + + SGDBG( ("SOCKET", "change_network_namespace -> entry with" + "\r\n new ns: %s", netns) ); + + if (netns != NULL) { + current_ns = open("/proc/self/ns/net", O_RDONLY); + if (current_ns == INVALID_SOCKET) { + *cns = current_ns; + *err = sock_errno(); + return FALSE; + } + new_ns = open(netns, O_RDONLY); + if (new_ns == INVALID_SOCKET) { + save_errno = sock_errno(); + while (close(current_ns) == INVALID_SOCKET && + sock_errno() == EINTR); + *cns = -1; + *err = save_errno; + return FALSE; + } + if (setns(new_ns, CLONE_NEWNET) != 0) { + save_errno = sock_errno(); + while ((close(new_ns) == INVALID_SOCKET) && + (sock_errno() == EINTR)); + while ((close(current_ns) == INVALID_SOCKET) && + (sock_errno() == EINTR)); + *cns = -1; + *err = save_errno; + return FALSE; + } else { + while ((close(new_ns) == INVALID_SOCKET) && + (sock_errno() == EINTR)); + *cns = current_ns; + *err = 0; + return TRUE; + } + } else { + *cns = INVALID_SOCKET; + *err = 0; + return TRUE; + } +} +#endif // if !defined(__WIN32__) + + +/* *** restore network namespace *** + * Restore the previous namespace (see above). + */ +#if !defined(__WIN32__) +static +BOOLEAN_T restore_network_namespace(int ns, SOCKET sock, int* err) +{ + int save_errno; + + SGDBG( ("SOCKET", "restore_network_namespace -> entry with" + "\r\n ns: %d", ns) ); + + if (ns != INVALID_SOCKET) { + if (setns(ns, CLONE_NEWNET) != 0) { + /* XXX Failed to restore network namespace. + * What to do? Tidy up and return an error... + * Note that the thread now might still be in the namespace. + * Can this even happen? Should the emulator be aborted? + */ + if (sock != INVALID_SOCKET) + save_errno = sock_errno(); + while (close(sock) == INVALID_SOCKET && + sock_errno() == EINTR); + sock = INVALID_SOCKET; + while (close(ns) == INVALID_SOCKET && + sock_errno() == EINTR); + *err = save_errno; + return FALSE; + } else { + while (close(ns) == INVALID_SOCKET && + sock_errno() == EINTR); + *err = 0; + return TRUE; + } + } + + *err = 0; + return TRUE; +} +#endif // if !defined(__WIN32__) +#endif // ifdef HAVE_SETNS + + + +/* ---------------------------------------------------------------------- + * nif_bind + * + * Description: + * Bind a name to a socket. + * + * Arguments: + * [0] Socket (ref) - Points to the socket descriptor. + * [1] LocalAddr - Local address is a sockaddr map ( socket:sockaddr() ). + */ +static +ERL_NIF_TERM nif_bind(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + ERL_NIF_TERM eSockAddr; + SocketAddress sockAddr; + unsigned int addrLen; + char* xres; + + SGDBG( ("SOCKET", "nif_bind -> entry with argc: %d\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 2) || + !enif_get_resource(env, argv[0], sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + eSockAddr = argv[1]; + + if (IS_CLOSED(descP) || IS_CLOSING(descP)) + return esock_make_error(env, atom_closed); + + SSDBG( descP, + ("SOCKET", "nif_bind -> args when sock = %d (0x%lX)" + "\r\n Socket: %T" + "\r\n SockAddr: %T" + "\r\n", descP->sock, descP->state, argv[0], eSockAddr) ); + + /* Make sure we are ready + * Not sure how this would even happen, but... + */ + if (descP->state != SOCKET_STATE_OPEN) + return esock_make_error(env, atom_exbadstate); + + if ((xres = esock_decode_sockaddr(env, eSockAddr, &sockAddr, &addrLen)) != NULL) + return esock_make_error_str(env, xres); + + return nbind(env, descP, &sockAddr, addrLen); + +#endif // if defined(__WIN32__) +} + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nbind(ErlNifEnv* env, + SocketDescriptor* descP, + SocketAddress* sockAddrP, + unsigned int addrLen) +{ + int port, ntohs_port; + + SSDBG( descP, ("SOCKET", "nbind -> try bind\r\n") ); + + if (IS_SOCKET_ERROR(sock_bind(descP->sock, + (struct sockaddr*) sockAddrP, addrLen))) { + return esock_make_error_errno(env, sock_errno()); + } + + SSDBG( descP, ("SOCKET", "nbind -> bound - get port\r\n") ); + + port = which_address_port(sockAddrP); + SSDBG( descP, ("SOCKET", "nbind -> port: %d\r\n", port) ); + if (port == 0) { + SOCKLEN_T len = sizeof(SocketAddress); + sys_memzero((char *) sockAddrP, len); + sock_name(descP->sock, &sockAddrP->sa, &len); + port = which_address_port(sockAddrP); + } else if (port == -1) { + port = 0; + } + + ntohs_port = sock_ntohs(port); + + SSDBG( descP, ("SOCKET", "nbind -> done with port = %d\r\n", ntohs_port) ); + + return esock_make_ok2(env, MKI(env, ntohs_port)); + +} +#endif // if !defined(__WIN32__) + + + + +/* ---------------------------------------------------------------------- + * nif_connect + * + * Description: + * Initiate a connection on a socket + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + * SockAddr - Socket Address of "remote" host. + * This is sockaddr(), which is either + * sockaddr_in4 or sockaddr_in6. + */ +static +ERL_NIF_TERM nif_connect(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + ERL_NIF_TERM res, eSockAddr; + char* xres; + + SGDBG( ("SOCKET", "nif_connect -> entry with argc: %d\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 2) || + !enif_get_resource(env, argv[0], sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + eSockAddr = argv[1]; + + SSDBG( descP, + ("SOCKET", "nif_connect -> args when sock = %d:" + "\r\n Socket: %T" + "\r\n SockAddr: %T" + "\r\n", descP->sock, argv[0], eSockAddr) ); + + if ((xres = esock_decode_sockaddr(env, eSockAddr, + &descP->remote, &descP->addrLen)) != NULL) { + return esock_make_error_str(env, xres); + } + + + MLOCK(descP->readMtx); + MLOCK(descP->writeMtx); + + res = nconnect(env, descP); + + MUNLOCK(descP->writeMtx); + MUNLOCK(descP->readMtx); + + return res; + +#endif // if !defined(__WIN32__) +} + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nconnect(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM res, ref; + int code, sres, save_errno = 0; + + /* + * Verify that we are where in the proper state + */ + + if (IS_CLOSED(descP) || IS_CLOSING(descP)) + return esock_make_error(env, atom_closed); + + if (!IS_OPEN(descP)) { + SSDBG( descP, ("SOCKET", "nif_connect -> not open\r\n") ); + return esock_make_error(env, atom_exbadstate); + } + + if (IS_CONNECTED(descP)) { + SSDBG( descP, ("SOCKET", "nif_connect -> already connected\r\n") ); + return esock_make_error(env, atom_eisconn); + } + + if (IS_CONNECTING(descP)) { + SSDBG( descP, ("SOCKET", "nif_connect -> already connecting\r\n") ); + return esock_make_error(env, esock_atom_einval); + } + + + /* + * And attempt to connect + */ + + code = sock_connect(descP->sock, + (struct sockaddr*) &descP->remote, + descP->addrLen); + save_errno = sock_errno(); + + SSDBG( descP, ("SOCKET", "nif_connect -> connect result: %d, %d\r\n", + code, save_errno) ); + + if (IS_SOCKET_ERROR(code) && + ((save_errno == ERRNO_BLOCK) || /* Winsock2 */ + (save_errno == EINPROGRESS))) { /* Unix & OSE!! */ + ref = MKREF(env); + descP->state = SOCKET_STATE_CONNECTING; + if ((sres = esock_select_write(env, descP->sock, descP, NULL, ref)) < 0) { + res = esock_make_error(env, + MKT2(env, + esock_atom_select_failed, + MKI(env, sres))); + } else { + res = esock_make_ok2(env, ref); + } + } else if (code == 0) { /* ok we are connected */ + + descP->state = SOCKET_STATE_CONNECTED; + descP->isReadable = TRUE; + descP->isWritable = TRUE; + + res = esock_atom_ok; + } else { + res = esock_make_error_errno(env, save_errno); + } + + return res; + +} +#endif // if !defined(__WIN32__) + + +/* ---------------------------------------------------------------------- + * nif_finalize_connection + * + * Description: + * Make socket ready for input and output. + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + */ +static +ERL_NIF_TERM nif_finalize_connection(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 1) || + !enif_get_resource(env, argv[0], sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + + return nfinalize_connection(env, descP); + +#endif +} + + +/* *** nfinalize_connection *** + * Perform the final check to verify a connection. + */ +#if !defined(__WIN32__) +static +ERL_NIF_TERM nfinalize_connection(ErlNifEnv* env, + SocketDescriptor* descP) +{ + int error; + + if (descP->state != SOCKET_STATE_CONNECTING) + return esock_make_error(env, atom_enotconn); + + if (!verify_is_connected(descP, &error)) { + descP->state = SOCKET_STATE_OPEN; /* restore state */ + return esock_make_error_errno(env, error); + } + + descP->state = SOCKET_STATE_CONNECTED; + descP->isReadable = TRUE; + descP->isWritable = TRUE; + + return esock_atom_ok; +} +#endif + + +/* *** verify_is_connected *** + * Check if a connection has been established. + */ +#if !defined(__WIN32__) +static +BOOLEAN_T verify_is_connected(SocketDescriptor* descP, int* err) +{ + /* + * *** This is strange *** + * + * This *should* work on Windows NT too, but doesn't. + * An bug in Winsock 2.0 for Windows NT? + * + * See "Unix Netwok Programming", W.R.Stevens, p 412 for a + * discussion about Unix portability and non blocking connect. + */ + +#ifndef SO_ERROR + + int sz, code; + + sz = sizeof(descP->remote); + sys_memzero((char *) &descP->remote, sz); + code = sock_peer(desc->sock, + (struct sockaddr*) &descP->remote, &sz); + + if (IS_SOCKET_ERROR(code)) { + *err = sock_errno(); + return FALSE; + } + +#else + + int error = 0; /* Has to be initiated, we check it */ + unsigned int sz = sizeof(error); /* even if we get -1 */ + int code = sock_getopt(descP->sock, + SOL_SOCKET, SO_ERROR, + (void *)&error, &sz); + + if ((code < 0) || error) { + *err = error; + return FALSE; + } + +#endif /* SO_ERROR */ + + *err = 0; + + return TRUE; +} +#endif + + + +/* ---------------------------------------------------------------------- + * nif_listen + * + * Description: + * Listen for connections on a socket. + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + * Backlog - The maximum length to which the queue of pending + * connections for socket may grow. + */ +static +ERL_NIF_TERM nif_listen(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + int backlog; + + SGDBG( ("SOCKET", "nif_listen -> entry with argc: %d\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 2) || + !enif_get_resource(env, argv[0], sockets, (void**) &descP) || + !GET_INT(env, argv[1], &backlog)) { + return enif_make_badarg(env); + } + + SSDBG( descP, + ("SOCKET", "nif_listen -> args when sock = %d:" + "\r\n Socket: %T" + "\r\n backlog: %d" + "\r\n", descP->sock, argv[0], backlog) ); + + return nlisten(env, descP, backlog); + +#endif // if defined(__WIN32__) +} + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nlisten(ErlNifEnv* env, + SocketDescriptor* descP, + int backlog) +{ + + /* + * Verify that we are where in the proper state + */ + + if (IS_CLOSED(descP) || IS_CLOSING(descP)) + return esock_make_error(env, atom_closed); + + if (descP->state == SOCKET_STATE_CLOSED) + return esock_make_error(env, atom_exbadstate); + + if (!IS_OPEN(descP)) + return esock_make_error(env, atom_exbadstate); + + + /* + * And attempt to make socket listening + */ + + if (IS_SOCKET_ERROR(sock_listen(descP->sock, backlog))) + return esock_make_error_errno(env, sock_errno()); + + descP->state = SOCKET_STATE_LISTENING; + + return esock_atom_ok; + +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_accept + * + * Description: + * Accept a connection on a socket. + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + * Request ref - Unique "id" of this request + * (used for the select, if none is in queue). + */ +static +ERL_NIF_TERM nif_accept(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + ERL_NIF_TERM sockRef, ref, res; + + SGDBG( ("SOCKET", "nif_accept -> entry with argc: %d\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + sockRef = argv[0]; + if ((argc != 2) || + !enif_get_resource(env, sockRef, sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + ref = argv[1]; + + SSDBG( descP, + ("SOCKET", "nif_accept -> args when sock = %d:" + "\r\n Socket: %T" + "\r\n ReqRef: %T" + "\r\n", descP->sock, argv[0], ref) ); + + MLOCK(descP->accMtx); + + res = naccept(env, descP, sockRef, ref); + + MUNLOCK(descP->accMtx); + + return res; + +#endif // if defined(__WIN32__) +} + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM naccept(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM ref) +{ + ERL_NIF_TERM res; + + if (IS_CLOSED(descP) || IS_CLOSING(descP)) + return esock_make_error(env, atom_closed); + + switch (descP->state) { + case SOCKET_STATE_LISTENING: + res = naccept_listening(env, descP, ref); + break; + + case SOCKET_STATE_ACCEPTING: + res = naccept_accepting(env, descP, sockRef, ref); + break; + + default: + res = esock_make_error(env, esock_atom_einval); + break; + } + + return res; +} +#endif // if !defined(__WIN32__) + + +/* *** naccept_listening *** + * We have no active acceptor (and no acceptors in queue). + */ +#if !defined(__WIN32__) +static +ERL_NIF_TERM naccept_listening(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM ref) +{ + SocketAddress remote; + unsigned int n; + SOCKET accSock; + int save_errno; + ErlNifPid caller; + ERL_NIF_TERM res; + + SSDBG( descP, ("SOCKET", "naccept_listening -> get caller\r\n") ); + + if (enif_self(env, &caller) == NULL) + return esock_make_error(env, atom_exself); + + n = sizeof(remote); + sys_memzero((char *) &remote, n); + SSDBG( descP, ("SOCKET", "naccept_listening -> try accept\r\n") ); + accSock = sock_accept(descP->sock, (struct sockaddr*) &remote, &n); + if (accSock == INVALID_SOCKET) { + + save_errno = sock_errno(); + + SSDBG( descP, + ("SOCKET", + "naccept_listening -> accept failed (%d)\r\n", save_errno) ); + + res = naccept_listening_error(env, descP, ref, caller, save_errno); + + } else { + + /* + * We got one + */ + + SSDBG( descP, ("SOCKET", "naccept_listening -> success\r\n") ); + + res = naccept_listening_accept(env, descP, accSock, caller, &remote); + + } + + return res; +} + + +/* *** naccept_listening_error *** + * The accept call resultet in an error - handle it. + * There are only two cases: + * 1) BLOCK => Attempt a "retry" + * 2) Other => Return the value (converted to an atom) + */ +static +ERL_NIF_TERM naccept_listening_error(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM ref, + ErlNifPid caller, + int save_errno) +{ + ERL_NIF_TERM res; + + if (save_errno == ERRNO_BLOCK) { + + /* *** Try again later *** */ + SSDBG( descP, ("SOCKET", "naccept_listening_error -> would block\r\n") ); + + descP->currentAcceptor.pid = caller; + if (MONP("naccept_listening -> current acceptor", + env, descP, + &descP->currentAcceptor.pid, + &descP->currentAcceptor.mon) != 0) + return esock_make_error(env, atom_exmon); + + descP->currentAcceptor.ref = enif_make_copy(descP->env, ref); + descP->currentAcceptorP = &descP->currentAcceptor; + + res = naccept_busy_retry(env, descP, ref, NULL, SOCKET_STATE_ACCEPTING); + + + } else { + SSDBG( descP, + ("SOCKET", + "naccept_listening -> errno: %d\r\n", save_errno) ); + res = esock_make_error_errno(env, save_errno); + } + + return res; +} + + +/* *** naccept_listening_accept *** + * The accept call was successful (accepted) - handle the new connection. + */ +static +ERL_NIF_TERM naccept_listening_accept(ErlNifEnv* env, + SocketDescriptor* descP, + SOCKET accSock, + ErlNifPid caller, + SocketAddress* remote) +{ + ERL_NIF_TERM res; + + naccept_accepted(env, descP, accSock, caller, remote, &res); + + return res; +} +#endif // if !defined(__WIN32__) + + + +/* *** naccept_accepting *** + * We have an active acceptor and possibly acceptors waiting in queue. + * If the pid of the calling process is not the pid of the "current process", + * push the requester onto the (acceptor) queue. + */ +#if !defined(__WIN32__) +static +ERL_NIF_TERM naccept_accepting(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM ref) +{ + ErlNifPid caller; + ERL_NIF_TERM res; + + SSDBG( descP, ("SOCKET", "naccept_accepting -> get caller\r\n") ); + + if (enif_self(env, &caller) == NULL) + return esock_make_error(env, atom_exself); + + SSDBG( descP, ("SOCKET", "naccept_accepting -> check: " + "are caller current acceptor:" + "\r\n Caller: %T" + "\r\n Current: %T" + "\r\n", caller, descP->currentAcceptor.pid) ); + + if (COMPARE_PIDS(&descP->currentAcceptor.pid, &caller) == 0) { + + SSDBG( descP, + ("SOCKET", "naccept_accepting -> current acceptor\r\n") ); + + res = naccept_accepting_current(env, descP, sockRef, ref); + + } else { + + /* Not the "current acceptor", so (maybe) push onto queue */ + + SSDBG( descP, + ("SOCKET", "naccept_accepting -> *not* current acceptor\r\n") ); + + res = naccept_accepting_other(env, descP, ref, caller); + + } + + return res; + +} + + + +/* *** naccept_accepting_current *** + * Handles when the current acceptor makes another attempt. + */ +static +ERL_NIF_TERM naccept_accepting_current(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM accRef) +{ + SocketAddress remote; + unsigned int n; + SOCKET accSock; + int save_errno; + ERL_NIF_TERM res; + + SSDBG( descP, ("SOCKET", "naccept_accepting_current -> try accept\r\n") ); + n = sizeof(descP->remote); + sys_memzero((char *) &remote, n); + accSock = sock_accept(descP->sock, (struct sockaddr*) &remote, &n); + if (accSock == INVALID_SOCKET) { + + save_errno = sock_errno(); + + SSDBG( descP, + ("SOCKET", + "naccept_accepting_current -> accept failed: %d\r\n", + save_errno) ); + + res = naccept_accepting_current_error(env, descP, sockRef, + accRef, save_errno); + + } else { + + SSDBG( descP, ("SOCKET", "naccept_accepting_current -> accepted\r\n") ); + + res = naccept_accepting_current_accept(env, descP, sockRef, + accSock, &remote); + + } + + return res; +} + + +/* *** naccept_accepting_current_accept *** + * Handles when the current acceptor succeeded in its accept call - + * handle the new connection. + */ +static +ERL_NIF_TERM naccept_accepting_current_accept(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + SOCKET accSock, + SocketAddress* remote) +{ + ERL_NIF_TERM res; + + if (naccept_accepted(env, descP, accSock, + descP->currentAcceptor.pid, remote, &res)) { + + /* We should really go through the queue until we succeed to activate + * a waiting acceptor. For now we just pop once and hope for the best... + * This will leave any remaining acceptors *hanging*... + * + * We need a "activate-next" function. + * + */ + + if (!activate_next_acceptor(env, descP, sockRef)) { + + SSDBG( descP, + ("SOCKET", + "naccept_accepting_current_accept -> " + "no more writers\r\n") ); + + descP->state = SOCKET_STATE_LISTENING; + + descP->currentAcceptorP = NULL; + descP->currentAcceptor.ref = esock_atom_undefined; + enif_set_pid_undefined(&descP->currentAcceptor.pid); + esock_monitor_init(&descP->currentAcceptor.mon); + } + + } + + return res; +} + + +/* *** naccept_accepting_current_error *** + * The accept call of current acceptor resultet in an error - handle it. + * There are only two cases: + * 1) BLOCK => Attempt a "retry" + * 2) Other => Return the value (converted to an atom) + */ +static +ERL_NIF_TERM naccept_accepting_current_error(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM opRef, + int save_errno) +{ + SocketRequestor req; + ERL_NIF_TERM res, reason; + + if (save_errno == ERRNO_BLOCK) { + + /* + * Just try again, no real error, just a ghost trigger from poll, + */ + + SSDBG( descP, + ("SOCKET", + "naccept_accepting_current_error -> " + "would block: try again\r\n") ); + + res = naccept_busy_retry(env, descP, opRef, &descP->currentAcceptor.pid, + /* No state change */ + descP->state); + + } else { + + reason = MKA(env, erl_errno_id(save_errno)); + res = esock_make_error(env, reason); + + while (acceptor_pop(env, descP, &req)) { + SSDBG( descP, + ("SOCKET", "naccept_accepting_current_error -> abort %T\r\n", + req.pid) ); + esock_send_abort_msg(env, sockRef, req.ref, reason, &req.pid); + DEMONP("naccept_accepting_current_error -> pop'ed writer", + env, descP, &req.mon); + } + + } + + return res; +} + + +/* *** naccept_accepting_other *** + * Handles when the another acceptor makes an attempt, which + * results (maybe) in the request beeing pushed onto the + * acceptor queue. + */ +static +ERL_NIF_TERM naccept_accepting_other(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM ref, + ErlNifPid caller) +{ + ERL_NIF_TERM result; + + if (!acceptor_search4pid(env, descP, &caller)) // Ugh! (&caller) + result = acceptor_push(env, descP, caller, ref); + else + result = esock_make_error(env, esock_atom_eagain); + + return result; +} +#endif // if !defined(__WIN32__) + + + +/* *** naccept_busy_retry *** + * Perform a retry select. If successful, set nextState. + */ +#if !defined(__WIN32__) +static +ERL_NIF_TERM naccept_busy_retry(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM ref, + ErlNifPid* pid, + unsigned int nextState) +{ + int sres; + ERL_NIF_TERM res, reason; + + if ((sres = esock_select_read(env, descP->sock, descP, pid, ref)) < 0) { + reason = MKT2(env, esock_atom_select_failed, MKI(env, sres)); + res = esock_make_error(env, reason); + } else { + descP->state = nextState; + res = esock_make_error(env, esock_atom_eagain); + } + + return res; +} + + + +/* *** naccept_accepted *** + * Generic function handling a successful accept. + */ +static +BOOLEAN_T naccept_accepted(ErlNifEnv* env, + SocketDescriptor* descP, + SOCKET accSock, + ErlNifPid pid, + SocketAddress* remote, + ERL_NIF_TERM* result) +{ + SocketDescriptor* accDescP; + HANDLE accEvent; + ERL_NIF_TERM accRef; + int save_errno; + + /* + * We got one + */ + + if ((accEvent = sock_create_event(accSock)) == INVALID_EVENT) { + save_errno = sock_errno(); + while ((sock_close(accSock) == INVALID_SOCKET) && + (sock_errno() == EINTR)); + *result = esock_make_error_errno(env, save_errno); + return FALSE; + } + + if ((accDescP = alloc_descriptor(accSock, accEvent)) == NULL) { + sock_close(accSock); + *result = enif_make_badarg(env); + return FALSE; + } + + accDescP->domain = descP->domain; + accDescP->type = descP->type; + accDescP->protocol = descP->protocol; + accDescP->rBufSz = descP->rBufSz; // Inherit buffer size + accDescP->rNum = descP->rNum; // Inherit buffer uses + accDescP->rNumCnt = 0; + accDescP->rCtrlSz = descP->rCtrlSz; // Inherit buffer siez + accDescP->wCtrlSz = descP->wCtrlSz; // Inherit buffer size + + accRef = enif_make_resource(env, accDescP); + enif_release_resource(accDescP); + + accDescP->ctrlPid = pid; + if (MONP("naccept_accepted -> ctrl", + env, accDescP, + &accDescP->ctrlPid, + &accDescP->ctrlMon) != 0) { + sock_close(accSock); + *result = esock_make_error(env, atom_exmon); + return FALSE; + } + + accDescP->remote = *remote; + SET_NONBLOCKING(accDescP->sock); + + accDescP->state = SOCKET_STATE_CONNECTED; + accDescP->isReadable = TRUE; + accDescP->isWritable = TRUE; + + *result = esock_make_ok2(env, accRef); + + return TRUE; + +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_send + * + * Description: + * Send a message on a socket + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + * SendRef - A unique id for this (send) request. + * Data - The data to send in the form of a IOVec. + * Flags - Send flags. + */ + +static +ERL_NIF_TERM nif_send(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + ERL_NIF_TERM sockRef, sendRef; + ErlNifBinary sndData; + unsigned int eflags; + int flags; + ERL_NIF_TERM res; + + SGDBG( ("SOCKET", "nif_send -> entry with argc: %d\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 4) || + !GET_BIN(env, argv[2], &sndData) || + !GET_UINT(env, argv[3], &eflags)) { + return enif_make_badarg(env); + } + sockRef = argv[0]; // We need this in case we send in case we send abort + sendRef = argv[1]; + + if (!enif_get_resource(env, sockRef, sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + + SSDBG( descP, + ("SOCKET", "nif_send -> args when sock = %d:" + "\r\n Socket: %T" + "\r\n SendRef: %T" + "\r\n Size of data: %d" + "\r\n eFlags: %d" + "\r\n", descP->sock, sockRef, sendRef, sndData.size, eflags) ); + + if (!esendflags2sendflags(eflags, &flags)) + return enif_make_badarg(env); + + MLOCK(descP->writeMtx); + + /* We need to handle the case when another process tries + * to write at the same time. + * If the current write could not write its entire package + * this time (resulting in an select). The write of the + * other process must be made to wait until current + * is done! + * Basically, we need a write queue! + * + * A 'writing' field (boolean), which is set if we did + * not manage to write the entire message and reset every + * time we do. + */ + + res = nsend(env, descP, sockRef, sendRef, &sndData, flags); + + MUNLOCK(descP->writeMtx); + + return res; +#endif // if defined(__WIN32__) +} + + + +/* *** nsend *** + * + * Do the actual send. + * Do some initial writer checks, do the actual send and then + * analyze the result. If we are done, another writer may be + * scheduled (if there is one in the writer queue). + */ +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsend(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM sendRef, + ErlNifBinary* sndDataP, + int flags) +{ + int save_errno; + ssize_t written; + ERL_NIF_TERM writerCheck; + + if (!descP->isWritable) + return enif_make_badarg(env); + + /* Check if there is already a current writer and if its us */ + if (!send_check_writer(env, descP, sendRef, &writerCheck)) + return writerCheck; + + /* We ignore the wrap for the moment. + * Maybe we should issue a wrap-message to controlling process... + */ + cnt_inc(&descP->writeTries, 1); + + written = sock_send(descP->sock, sndDataP->data, sndDataP->size, flags); + if (IS_SOCKET_ERROR(written)) + save_errno = sock_errno(); + else + save_errno = -1; // The value does not actually matter in this case + + return send_check_result(env, descP, + written, sndDataP->size, save_errno, + sockRef, sendRef); + +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_sendto + * + * Description: + * Send a message on a socket + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + * SendRef - A unique id for this (send) request. + * Data - The data to send in the form of a IOVec. + * Dest - Destination (socket) address. + * Flags - Send flags. + */ + +static +ERL_NIF_TERM nif_sendto(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + ERL_NIF_TERM sockRef, sendRef; + ErlNifBinary sndData; + unsigned int eflags; + int flags; + ERL_NIF_TERM eSockAddr; + SocketAddress remoteAddr; + unsigned int remoteAddrLen; + char* xres; + ERL_NIF_TERM res; + + SGDBG( ("SOCKET", "nif_sendto -> entry with argc: %d\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 5) || + !enif_get_resource(env, argv[0], sockets, (void**) &descP) || + !GET_BIN(env, argv[2], &sndData) || + !GET_UINT(env, argv[4], &eflags)) { + return enif_make_badarg(env); + } + sockRef = argv[0]; // We need this in case we send in case we send abort + sendRef = argv[1]; + eSockAddr = argv[3]; + + if (!enif_get_resource(env, sockRef, sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + + SSDBG( descP, + ("SOCKET", "nif_sendto -> args when sock = %d:" + "\r\n Socket: %T" + "\r\n sendRef: %T" + "\r\n size of data: %d" + "\r\n eSockAddr: %T" + "\r\n eflags: %d" + "\r\n", + descP->sock, sockRef, sendRef, sndData.size, eSockAddr, eflags) ); + + if (!esendflags2sendflags(eflags, &flags)) { + SSDBG( descP, ("SOCKET", "nif_sendto -> sendflags decode failed\r\n") ); + return esock_make_error(env, esock_atom_einval); + } + + if ((xres = esock_decode_sockaddr(env, eSockAddr, + &remoteAddr, + &remoteAddrLen)) != NULL) { + SSDBG( descP, ("SOCKET", "nif_sendto -> sockaddr decode: %s\r\n", xres) ); + return esock_make_error_str(env, xres); + } + + MLOCK(descP->writeMtx); + + res = nsendto(env, descP, sockRef, sendRef, &sndData, flags, + &remoteAddr, remoteAddrLen); + + MUNLOCK(descP->writeMtx); + + SGDBG( ("SOCKET", "nif_sendto -> done with result: " + "\r\n %T" + "\r\n", res) ); + + return res; +#endif // if defined(__WIN32__) +} + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsendto(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM sendRef, + ErlNifBinary* dataP, + int flags, + SocketAddress* toAddrP, + unsigned int toAddrLen) +{ + int save_errno; + ssize_t written; + ERL_NIF_TERM writerCheck; + + if (!descP->isWritable) + return enif_make_badarg(env); + + /* Check if there is already a current writer and if its us */ + if (!send_check_writer(env, descP, sendRef, &writerCheck)) + return writerCheck; + + /* We ignore the wrap for the moment. + * Maybe we should issue a wrap-message to controlling process... + */ + cnt_inc(&descP->writeTries, 1); + + if (toAddrP != NULL) { + written = sock_sendto(descP->sock, + dataP->data, dataP->size, flags, + &toAddrP->sa, toAddrLen); + } else { + written = sock_sendto(descP->sock, + dataP->data, dataP->size, flags, + NULL, 0); + } + if (IS_SOCKET_ERROR(written)) + save_errno = sock_errno(); + else + save_errno = -1; // The value does not actually matter in this case + + return send_check_result(env, descP, written, dataP->size, save_errno, + sockRef, sendRef); +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_sendmsg + * + * Description: + * Send a message on a socket + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + * SendRef - A unique id for this (send) request. + * MsgHdr - Message Header - data and (maybe) control and dest + * Flags - Send flags. + */ + +static +ERL_NIF_TERM nif_sendmsg(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + ERL_NIF_TERM res, sockRef, sendRef, eMsgHdr; + SocketDescriptor* descP; + unsigned int eflags; + int flags; + + SGDBG( ("SOCKET", "nif_sendmsg -> entry with argc: %d\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 4) || + !IS_MAP(env, argv[2]) || + !GET_UINT(env, argv[3], &eflags)) { + return enif_make_badarg(env); + } + sockRef = argv[0]; // We need this in case we send in case we send abort + sendRef = argv[1]; + eMsgHdr = argv[2]; + + if (!enif_get_resource(env, sockRef, sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + + SSDBG( descP, + ("SOCKET", "nif_sendmsg -> args when sock = %d:" + "\r\n Socket: %T" + "\r\n sendRef: %T" + "\r\n eflags: %d" + "\r\n", + descP->sock, argv[0], sendRef, eflags) ); + + if (!esendflags2sendflags(eflags, &flags)) + return esock_make_error(env, esock_atom_einval); + + MLOCK(descP->writeMtx); + + res = nsendmsg(env, descP, sockRef, sendRef, eMsgHdr, flags); + + MUNLOCK(descP->writeMtx); + + SSDBG( descP, + ("SOCKET", "nif_sendmsg -> done with result: " + "\r\n %T" + "\r\n", res) ); + + return res; +#endif // if defined(__WIN32__) +} + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsendmsg(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM sendRef, + ERL_NIF_TERM eMsgHdr, + int flags) +{ + ERL_NIF_TERM res, eAddr, eIOV, eCtrl; + SocketAddress addr; + struct msghdr msgHdr; + ErlNifBinary* iovBins; + struct iovec* iov; + unsigned int iovLen; + char* ctrlBuf; + size_t ctrlBufLen, ctrlBufUsed; + int save_errno; + ssize_t written, dataSize; + ERL_NIF_TERM writerCheck; + char* xres; + + if (!descP->isWritable) + return enif_make_badarg(env); + + /* Check if there is already a current writer and if its us */ + if (!send_check_writer(env, descP, sendRef, &writerCheck)) + return writerCheck; + + /* Depending on if we are *connected* or not, we require + * different things in the msghdr map. + */ + if (IS_CONNECTED(descP)) { + + /* We don't need the address */ + + SSDBG( descP, ("SOCKET", "nsendmsg -> connected: no address\r\n") ); + + msgHdr.msg_name = NULL; + msgHdr.msg_namelen = 0; + + } else { + + /* We need the address */ + + msgHdr.msg_name = (void*) &addr; + msgHdr.msg_namelen = sizeof(addr); + sys_memzero((char *) msgHdr.msg_name, msgHdr.msg_namelen); + if (!GET_MAP_VAL(env, eMsgHdr, esock_atom_addr, &eAddr)) + return esock_make_error(env, esock_atom_einval); + + SSDBG( descP, ("SOCKET", "nsendmsg -> not connected: " + "\r\n address: %T" + "\r\n", eAddr) ); + + if ((xres = esock_decode_sockaddr(env, eAddr, + msgHdr.msg_name, + &msgHdr.msg_namelen)) != NULL) + return esock_make_error_str(env, xres); + } + + + /* Extract the (other) attributes of the msghdr map: iov and maybe ctrl */ + + /* The *mandatory* iov, which must be a list */ + if (!GET_MAP_VAL(env, eMsgHdr, esock_atom_iov, &eIOV)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_LIST_LEN(env, eIOV, &iovLen) && (iovLen > 0)) + return esock_make_error(env, esock_atom_einval); + + SSDBG( descP, ("SOCKET", "nsendmsg -> iov length: %d\r\n", iovLen) ); + + iovBins = MALLOC(iovLen * sizeof(ErlNifBinary)); + ESOCK_ASSERT( (iovBins != NULL) ); + + iov = MALLOC(iovLen * sizeof(struct iovec)); + ESOCK_ASSERT( (iov != NULL) ); + + /* The *opional* ctrl */ + if (GET_MAP_VAL(env, eMsgHdr, esock_atom_ctrl, &eCtrl)) { + ctrlBufLen = descP->wCtrlSz; + ctrlBuf = (char*) MALLOC(ctrlBufLen); + ESOCK_ASSERT( (ctrlBuf != NULL) ); + } else { + eCtrl = esock_atom_undefined; + ctrlBufLen = 0; + ctrlBuf = NULL; + } + SSDBG( descP, ("SOCKET", "nsendmsg -> optional ctrl: " + "\r\n ctrlBuf: 0x%lX" + "\r\n ctrlBufLen: %d" + "\r\n eCtrl: %T\r\n", ctrlBuf, ctrlBufLen, eCtrl) ); + + /* Decode the iov and initiate that part of the msghdr */ + if ((xres = esock_decode_iov(env, eIOV, + iovBins, iov, iovLen, &dataSize)) != NULL) { + FREE(iovBins); + FREE(iov); + if (ctrlBuf != NULL) FREE(ctrlBuf); + return esock_make_error_str(env, xres); + } + msgHdr.msg_iov = iov; + msgHdr.msg_iovlen = iovLen; + + + SSDBG( descP, ("SOCKET", + "nsendmsg -> total (iov) data size: %d\r\n", dataSize) ); + + + /* Decode the ctrl and initiate that part of the msghdr. + */ + if (ctrlBuf != NULL) { + if ((xres = decode_cmsghdrs(env, descP, + eCtrl, + ctrlBuf, ctrlBufLen, &ctrlBufUsed)) != NULL) { + FREE(iovBins); + FREE(iov); + if (ctrlBuf != NULL) FREE(ctrlBuf); + return esock_make_error_str(env, xres); + } + } else { + ctrlBufUsed = 0; + } + msgHdr.msg_control = ctrlBuf; + msgHdr.msg_controllen = ctrlBufUsed; + + + /* The msg-flags field is not used when sending, but zero it just in case */ + msgHdr.msg_flags = 0; + + + /* We ignore the wrap for the moment. + * Maybe we should issue a wrap-message to controlling process... + */ + cnt_inc(&descP->writeTries, 1); + + /* And now, finally, try to send the message */ + written = sock_sendmsg(descP->sock, &msgHdr, flags); + + if (IS_SOCKET_ERROR(written)) + save_errno = sock_errno(); + else + save_errno = -1; // OK or not complete: this value should not matter in this case + + res = send_check_result(env, descP, written, dataSize, save_errno, + sockRef, sendRef); + + FREE(iovBins); + FREE(iov); + if (ctrlBuf != NULL) FREE(ctrlBuf); + + return res; +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_writev / nif_sendv + * + * Description: + * Send a message (vector) on a socket + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + * SendRef - A unique id for this (send) request. + * Data - A vector of binaries + * Flags - Send flags. + */ + +#ifdef FOBAR +static +ERL_NIF_TERM nwritev(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sendRef, + ERL_NIF_TERM data) +{ + ERL_NIF_TERM tail; + ErlNifIOVec vec; + ErlNifIOVec* iovec = &vec; + SysIOVec* sysiovec; + int save_errno; + int iovcnt, n; + + if (!enif_inspect_iovec(env, MAX_VSZ, data, &tail, &iovec)) + return enif_make_badarg(env); + + if (enif_ioq_size(descP->outQ) > 0) { + /* If the I/O queue contains data we enqueue the iovec + * and then peek the data to write out of the queue. + */ + if (!enif_ioq_enqv(q, iovec, 0)) + return -3; + + sysiovec = enif_ioq_peek(descP->outQ, &iovcnt); + + } else { + /* If the I/O queue is empty we skip the trip through it. */ + iovcnt = iovec->iovcnt; + sysiovec = iovec->iov; + } + + /* Attempt to write the data */ + n = writev(fd, sysiovec, iovcnt); + saved_errno = errno; + + if (enif_ioq_size(descP->outQ) == 0) { + /* If the I/O queue was initially empty we enqueue any + remaining data into the queue for writing later. */ + if (n >= 0 && !enif_ioq_enqv(descP->outQ, iovec, n)) + return -3; + } else { + /* Dequeue any data that was written from the queue. */ + if (n > 0 && !enif_ioq_deq(descP->outQ, n, NULL)) + return -4; + } + /* return n, which is either number of bytes written or -1 if + some error happened */ + errno = saved_errno; + return n; +} +#endif + + + +/* ---------------------------------------------------------------------- + * nif_recv + * + * Description: + * Receive a message on a socket. + * Normally used only on a connected socket! + * If we are trying to read > 0 bytes, then that is what we do. + * But if we have specified 0 bytes, then we want to read + * whatever is in the buffers (everything it got). + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + * RecvRef - A unique id for this (send) request. + * Length - The number of bytes to receive. + * Flags - Receive flags. + */ + +static +ERL_NIF_TERM nif_recv(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + ERL_NIF_TERM sockRef, recvRef; + int len; + unsigned int eflags; + int flags; + ERL_NIF_TERM res; + + if ((argc != 4) || + !GET_INT(env, argv[2], &len) || + !GET_UINT(env, argv[3], &eflags)) { + return enif_make_badarg(env); + } + sockRef = argv[0]; // We need this in case we case we send abort + recvRef = argv[1]; + + if (!enif_get_resource(env, sockRef, sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + + if (!erecvflags2recvflags(eflags, &flags)) + return enif_make_badarg(env); + + MLOCK(descP->readMtx); + + /* We need to handle the case when another process tries + * to receive at the same time. + * If the current recv could not read its entire package + * this time (resulting in an select). The read of the + * other process must be made to wait until current + * is done! + * Basically, we need a read queue! + * + * A 'reading' field (boolean), which is set if we did + * not manage to read the entire message and reset every + * time we do. + */ + + res = nrecv(env, descP, sockRef, recvRef, len, flags); + + MUNLOCK(descP->readMtx); + + return res; +#endif // if defined(__WIN32__) +} + + +/* The (read) buffer handling *must* be optimized! + * But for now we make it easy for ourselves by + * allocating a binary (of the specified or default + * size) and then throwing it away... + */ +#if !defined(__WIN32__) +static +ERL_NIF_TERM nrecv(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM recvRef, + int len, + int flags) +{ + ssize_t read; + ErlNifBinary buf; + ERL_NIF_TERM readerCheck; + int save_errno; + int bufSz = (len ? len : descP->rBufSz); + + SSDBG( descP, ("SOCKET", "nrecv -> entry with" + "\r\n len: %d (%d:%d)" + "\r\n flags: %d" + "\r\n", len, descP->rNumCnt, bufSz, flags) ); + + if (!descP->isReadable) + return enif_make_badarg(env); + + /* Check if there is already a current reader and if its us */ + if (!recv_check_reader(env, descP, recvRef, &readerCheck)) + return readerCheck; + + /* Allocate a buffer: + * Either as much as we want to read or (if zero (0)) use the "default" + * size (what has been configured). + */ + if (!ALLOC_BIN(bufSz, &buf)) + return esock_make_error(env, atom_exalloc); + + /* We ignore the wrap for the moment. + * Maybe we should issue a wrap-message to controlling process... + */ + cnt_inc(&descP->readTries, 1); + + // If it fails (read = -1), we need errno... + SSDBG( descP, ("SOCKET", "nrecv -> try read (%d)\r\n", buf.size) ); + read = sock_recv(descP->sock, buf.data, buf.size, flags); + if (IS_SOCKET_ERROR(read)) { + save_errno = sock_errno(); + } else { + save_errno = -1; // The value does not actually matter in this case + } + + SSDBG( descP, ("SOCKET", "nrecv -> read: %d (%d)\r\n", read, save_errno) ); + + return recv_check_result(env, descP, + read, len, + save_errno, + &buf, + sockRef, + recvRef); +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_recvfrom + * + * Description: + * Receive a message on a socket. + * Normally used only on a (un-) connected socket! + * If a buffer size = 0 is specified, then the we will use the default + * buffer size for this socket (whatever has been configured). + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + * RecvRef - A unique id for this (send) request. + * BufSz - Size of the buffer into which we put the received message. + * Flags - Receive flags. + * + * <KOLLA> + * + * How do we handle if the peek flag is set? We need to basically keep + * track of if we expect any data from the read. Regardless of the + * number of bytes we try to read. + * + * </KOLLA> + */ + +static +ERL_NIF_TERM nif_recvfrom(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + ERL_NIF_TERM sockRef, recvRef; + unsigned int bufSz; + unsigned int eflags; + int flags; + ERL_NIF_TERM res; + + SGDBG( ("SOCKET", "nif_recvfrom -> entry with argc: %d\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 4) || + !GET_UINT(env, argv[2], &bufSz) || + !GET_UINT(env, argv[3], &eflags)) { + return enif_make_badarg(env); + } + sockRef = argv[0]; // We need this in case we send in case we send abort + recvRef = argv[1]; + + if (!enif_get_resource(env, sockRef, sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + + SSDBG( descP, + ("SOCKET", "nif_recvfrom -> args when sock = %d:" + "\r\n Socket: %T" + "\r\n recvRef: %T" + "\r\n bufSz: %d" + "\r\n eflags: %d" + "\r\n", descP->sock, argv[0], recvRef, bufSz, eflags) ); + + /* if (IS_OPEN(descP)) */ + /* return esock_make_error(env, atom_enotconn); */ + + if (!erecvflags2recvflags(eflags, &flags)) { + SSDBG( descP, ("SOCKET", "nif_recvfrom -> recvflags decode failed\r\n") ); + return enif_make_badarg(env); + } + + MLOCK(descP->readMtx); + + /* <KOLLA> + * We need to handle the case when another process tries + * to receive at the same time. + * If the current recv could not read its entire package + * this time (resulting in an select). The read of the + * other process must be made to wait until current + * is done! + * Basically, we need a read queue! + * + * A 'reading' field (boolean), which is set if we did + * not manage to read the entire message and reset every + * time we do. + * </KOLLA> + */ + + res = nrecvfrom(env, descP, sockRef, recvRef, bufSz, flags); + + MUNLOCK(descP->readMtx); + + return res; +#endif // if defined(__WIN32__) +} + + +/* The (read) buffer handling *must* be optimized! + * But for now we make it easy for ourselves by + * allocating a binary (of the specified or default + * size) and then throwing it away... + */ +#if !defined(__WIN32__) +static +ERL_NIF_TERM nrecvfrom(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM recvRef, + Uint16 len, + int flags) +{ + SocketAddress fromAddr; + unsigned int addrLen; + ssize_t read; + int save_errno; + ErlNifBinary buf; + ERL_NIF_TERM readerCheck; + int bufSz = (len ? len : descP->rBufSz); + + SSDBG( descP, ("SOCKET", "nrecvfrom -> entry with" + "\r\n len: %d (%d)" + "\r\n flags: %d" + "\r\n", len, bufSz, flags) ); + + if (!descP->isReadable) + return enif_make_badarg(env); + + /* Check if there is already a current reader and if its us */ + if (!recv_check_reader(env, descP, recvRef, &readerCheck)) + return readerCheck; + + /* Allocate a buffer: + * Either as much as we want to read or (if zero (0)) use the "default" + * size (what has been configured). + */ + if (!ALLOC_BIN(bufSz, &buf)) + return esock_make_error(env, atom_exalloc); + + /* We ignore the wrap for the moment. + * Maybe we should issue a wrap-message to controlling process... + */ + cnt_inc(&descP->readTries, 1); + + addrLen = sizeof(fromAddr); + sys_memzero((char*) &fromAddr, addrLen); + + read = sock_recvfrom(descP->sock, buf.data, buf.size, flags, + &fromAddr.sa, &addrLen); + if (IS_SOCKET_ERROR(read)) + save_errno = sock_errno(); + else + save_errno = -1; // The value does not actually matter in this case + + return recvfrom_check_result(env, descP, + read, + save_errno, + &buf, + &fromAddr, addrLen, + sockRef, + recvRef); +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_recvmsg + * + * Description: + * Receive a message on a socket. + * Normally used only on a (un-) connected socket! + * If a buffer size = 0 is specified, then we will use the default + * buffer size for this socket (whatever has been configured). + * If ctrl (buffer) size = 0 is specified, then the default ctrl + * (buffer) size is used (1024). + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + * RecvRef - A unique id for this (send) request. + * BufSz - Size of the buffer into which we put the received message. + * CtrlSz - Size of the ctrl (buffer) into which we put the received + * ancillary data. + * Flags - Receive flags. + * + * <KOLLA> + * + * How do we handle if the peek flag is set? We need to basically keep + * track of if we expect any data from the read. Regardless of the + * number of bytes we try to read. + * + * </KOLLA> + */ + +static +ERL_NIF_TERM nif_recvmsg(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + ERL_NIF_TERM sockRef, recvRef; + unsigned int bufSz; + unsigned int ctrlSz; + unsigned int eflags; + int flags; + ERL_NIF_TERM res; + + SGDBG( ("SOCKET", "nif_recvmsg -> entry with argc: %d\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 5) || + !GET_UINT(env, argv[2], &bufSz) || + !GET_UINT(env, argv[3], &ctrlSz) || + !GET_UINT(env, argv[4], &eflags)) { + return enif_make_badarg(env); + } + sockRef = argv[0]; // We need this in case we send in case we send abort + recvRef = argv[1]; + + if (!enif_get_resource(env, sockRef, sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + + SSDBG( descP, + ("SOCKET", "nif_recvmsg -> args when sock = %d:" + "\r\n Socket: %T" + "\r\n recvRef: %T" + "\r\n bufSz: %d" + "\r\n ctrlSz: %d" + "\r\n eflags: %d" + "\r\n", descP->sock, argv[0], recvRef, bufSz, ctrlSz, eflags) ); + + /* if (IS_OPEN(descP)) */ + /* return esock_make_error(env, atom_enotconn); */ + + if (!erecvflags2recvflags(eflags, &flags)) + return enif_make_badarg(env); + + MLOCK(descP->readMtx); + + /* <KOLLA> + * + * We need to handle the case when another process tries + * to receive at the same time. + * If the current recv could not read its entire package + * this time (resulting in an select). The read of the + * other process must be made to wait until current + * is done! + * Basically, we need a read queue! + * + * A 'reading' field (boolean), which is set if we did + * not manage to read the entire message and reset every + * time we do. + * + * </KOLLA> + */ + + res = nrecvmsg(env, descP, sockRef, recvRef, bufSz, ctrlSz, flags); + + MUNLOCK(descP->readMtx); + + return res; +#endif // if defined(__WIN32__) +} + + +/* The (read) buffer handling *must* be optimized! + * But for now we make it easy for ourselves by + * allocating a binary (of the specified or default + * size) and then throwing it away... + */ +#if !defined(__WIN32__) +static +ERL_NIF_TERM nrecvmsg(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM recvRef, + Uint16 bufLen, + Uint16 ctrlLen, + int flags) +{ + unsigned int addrLen; + ssize_t read; + int save_errno; + int bufSz = (bufLen ? bufLen : descP->rBufSz); + int ctrlSz = (ctrlLen ? ctrlLen : descP->rCtrlSz); + struct msghdr msgHdr; + struct iovec iov[1]; // Shall we always use 1? + ErlNifBinary data[1]; // Shall we always use 1? + ErlNifBinary ctrl; + ERL_NIF_TERM readerCheck; + SocketAddress addr; + + SSDBG( descP, ("SOCKET", "nrecvmsg -> entry with" + "\r\n bufSz: %d (%d)" + "\r\n ctrlSz: %d (%d)" + "\r\n flags: %d" + "\r\n", bufSz, bufLen, ctrlSz, ctrlLen, flags) ); + + if (!descP->isReadable) + return enif_make_badarg(env); + + /* Check if there is already a current reader and if its us */ + if (!recv_check_reader(env, descP, recvRef, &readerCheck)) + return readerCheck; + + /* + for (i = 0; i < sizeof(buf); i++) { + if (!ALLOC_BIN(bifSz, &buf[i])) + return esock_make_error(env, atom_exalloc); + iov[i].iov_base = buf[i].data; + iov[i].iov_len = buf[i].size; + } + */ + + /* Allocate the (msg) data buffer: + */ + if (!ALLOC_BIN(bufSz, &data[0])) + return esock_make_error(env, atom_exalloc); + + /* Allocate the ctrl (buffer): + */ + if (!ALLOC_BIN(ctrlSz, &ctrl)) + return esock_make_error(env, atom_exalloc); + + /* We ignore the wrap for the moment. + * Maybe we should issue a wrap-message to controlling process... + */ + cnt_inc(&descP->readTries, 1); + + addrLen = sizeof(addr); + sys_memzero((char*) &addr, addrLen); + sys_memzero((char*) &msgHdr, sizeof(msgHdr)); + + iov[0].iov_base = data[0].data; + iov[0].iov_len = data[0].size; + + msgHdr.msg_name = &addr; + msgHdr.msg_namelen = addrLen; + msgHdr.msg_iov = iov; + msgHdr.msg_iovlen = 1; // Should use a constant or calculate... + msgHdr.msg_control = ctrl.data; + msgHdr.msg_controllen = ctrl.size; + + read = sock_recvmsg(descP->sock, &msgHdr, flags); + if (IS_SOCKET_ERROR(read)) + save_errno = sock_errno(); + else + save_errno = -1; // The value does not actually matter in this case + + return recvmsg_check_result(env, descP, + read, + save_errno, + &msgHdr, + data, // Needed for iov encode + &ctrl, // Needed for ctrl header encode + sockRef, + recvRef); +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_close + * + * Description: + * Close a (socket) file descriptor. + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + */ + +static +ERL_NIF_TERM nif_close(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + + if ((argc != 1) || + !enif_get_resource(env, argv[0], sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + + if (IS_CLOSED(descP) || IS_CLOSING(descP)) + return esock_make_error(env, atom_closed); + + return nclose(env, descP); +#endif // if defined(__WIN32__) +} + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nclose(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM reply, reason; + BOOLEAN_T doClose; + int selectRes; + int domain = descP->domain; + int type = descP->type; + int protocol = descP->protocol; + + SSDBG( descP, ("SOCKET", + "nclose -> [%d] entry (0x%lX, 0x%lX, 0x%lX, 0x%lX)\r\n", + descP->sock, + descP->state, + descP->currentWriterP, + descP->currentReaderP, + descP->currentAcceptorP) ); + + MLOCK(descP->closeMtx); + + if (descP->state == SOCKET_STATE_CLOSED) { + reason = atom_closed; + doClose = FALSE; + } else if (descP->state == SOCKET_STATE_CLOSING) { + reason = atom_closing; + doClose = FALSE; + } else { + + /* Store the PID of the caller, + * since we need to inform it when we + * (that is, the stop callback function) + * completes. + */ + + if (enif_self(env, &descP->closerPid) == NULL) { + MUNLOCK(descP->closeMtx); + return esock_make_error(env, atom_exself); + } + + /* Monitor the caller, since we should complete this operation even if + * the caller dies (for whatever reason). + * + * <KOLLA> + * + * Can we actiually use this for anything? + * + * </KOLLA> + */ + + if (MONP("nclose -> closer", + env, descP, + &descP->closerPid, + &descP->closerMon) != 0) { + MUNLOCK(descP->closeMtx); + return esock_make_error(env, atom_exmon); + } + + descP->closeLocal = TRUE; + descP->state = SOCKET_STATE_CLOSING; + descP->isReadable = FALSE; + descP->isWritable = FALSE; + doClose = TRUE; + } + + if (doClose) { + descP->closeEnv = enif_alloc_env(); + descP->closeRef = MKREF(descP->closeEnv); + selectRes = esock_select_stop(env, descP->sock, descP); + if (selectRes & ERL_NIF_SELECT_STOP_CALLED) { + /* Prep done - inform the caller it can finalize (close) directly */ + SSDBG( descP, + ("SOCKET", "nclose -> [%d] stop was called\r\n", descP->sock) ); + dec_socket(domain, type, protocol); + reply = esock_atom_ok; + } else if (selectRes & ERL_NIF_SELECT_STOP_SCHEDULED) { + /* The stop callback function has been *scheduled* which means that we + * have to wait for it to complete. */ + SSDBG( descP, + ("SOCKET", "nclose -> [%d] stop was scheduled\r\n", + descP->sock) ); + dec_socket(domain, type, protocol); // SHALL WE DO THIS AT finalize? + reply = esock_make_ok2(env, descP->closeRef); + } else { + + SSDBG( descP, + ("SOCKET", "nclose -> [%d] stop failed: %d\r\n", + descP->sock, selectRes) ); + + /* <KOLLA> + * + * WE SHOULD REALLY HAVE A WAY TO CLOBBER THE SOCKET, + * SO WE DON'T LET STUFF LEAK. + * NOW, BECAUSE WE FAILED TO SELECT, WE CANNOT FINISH + * THE CLOSE, WHAT TO DO? ABORT? + * + * </KOLLA> + */ + + // No point in having this? + DEMONP("nclose -> closer", env, descP, &descP->closerMon); + + reason = MKT2(env, atom_select, MKI(env, selectRes)); + reply = esock_make_error(env, reason); + } + + } else { + reply = esock_make_error(env, reason); + } + + MUNLOCK(descP->closeMtx); + + SSDBG( descP, + ("SOCKET", "nclose -> [%d] done when: " + "\r\n state: 0x%lX" + "\r\n reply: %T" + "\r\n", descP->sock, descP->state, reply) ); + + return reply; +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_finalize_close + * + * Description: + * Perform the actual socket close! + * Note that this function is executed in a dirty scheduler. + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + */ +static +ERL_NIF_TERM nif_finalize_close(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 1) || + !enif_get_resource(env, argv[0], sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + + return nfinalize_close(env, descP); +#endif // if defined(__WIN32__) +} + + +/* *** nfinalize_close *** + * Perform the final step in the socket close. + */ +#if !defined(__WIN32__) +static +ERL_NIF_TERM nfinalize_close(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM reply; + + if (IS_CLOSED(descP)) + return esock_atom_ok; + + if (!IS_CLOSING(descP)) + return esock_make_error(env, atom_enotclosing); + + /* This nif is executed in a dirty scheduler just so that + * it can "hang" (whith minumum effect on the VM) while the + * kernel writes our buffers. IF we have set the linger option + * for this ({true, integer() > 0}). For this to work we must + * be blocking... + */ + SET_BLOCKING(descP->sock); + + if (sock_close(descP->sock) != 0) { + int save_errno = sock_errno(); + + if (save_errno != ERRNO_BLOCK) { + /* Not all data in the buffers where sent, + * make sure the caller gets this. + */ + reply = esock_make_error(env, atom_timeout); + } else { + reply = esock_make_error_errno(env, save_errno); + } + } else { + reply = esock_atom_ok; + } + sock_close_event(descP->event); + + descP->sock = INVALID_SOCKET; + descP->event = INVALID_EVENT; + + descP->state = SOCKET_STATE_CLOSED; + + return reply; +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_shutdown + * + * Description: + * Disable sends and/or receives on a socket. + * + * Arguments: + * [0] Socket (ref) - Points to the socket descriptor. + * [1] How - What will be shutdown. + */ + +static +ERL_NIF_TERM nif_shutdown(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + unsigned int ehow; + int how; + + if ((argc != 2) || + !enif_get_resource(env, argv[0], sockets, (void**) &descP) || + !GET_UINT(env, argv[1], &ehow)) { + return enif_make_badarg(env); + } + + if (IS_CLOSED(descP) || IS_CLOSING(descP)) + return esock_make_error(env, atom_closed); + + if (!ehow2how(ehow, &how)) + return enif_make_badarg(env); + + return nshutdown(env, descP, how); +#endif // if defined(__WIN32__) +} + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nshutdown(ErlNifEnv* env, + SocketDescriptor* descP, + int how) +{ + ERL_NIF_TERM reply; + + if (sock_shutdown(descP->sock, how) == 0) { + switch (how) { + case SHUT_RD: + descP->isReadable = FALSE; + break; + case SHUT_WR: + descP->isWritable = FALSE; + break; + case SHUT_RDWR: + descP->isReadable = FALSE; + descP->isWritable = FALSE; + break; + } + reply = esock_atom_ok; + } else { + reply = esock_make_error_errno(env, sock_errno()); + } + + return reply; +} +#endif // if !defined(__WIN32__) + + + + +/* ---------------------------------------------------------------------- + * nif_setopt + * + * Description: + * Set socket option. + * Its possible to use a "raw" mode (not encoded). That is, we do not + * interpret level, opt and value. They are passed "as is" to the + * setsockopt function call (the value arguments is assumed to be a + * binary, already encoded). + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + * Encoded - Are the "arguments" encoded or not. + * Level - Level of the socket option. + * Opt - The socket option. + * Value - Value of the socket option (type depend on the option). + */ + +static +ERL_NIF_TERM nif_setopt(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP = NULL; + int eLevel, level = -1; + int eOpt; + ERL_NIF_TERM eIsEncoded; + ERL_NIF_TERM eVal; + BOOLEAN_T isEncoded, isOTP; + ERL_NIF_TERM result; + + SGDBG( ("SOCKET", "nif_setopt -> entry with argc: %d\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 5) || + !enif_get_resource(env, argv[0], sockets, (void**) &descP) || + !GET_INT(env, argv[2], &eLevel) || + !GET_INT(env, argv[3], &eOpt)) { + SGDBG( ("SOCKET", "nif_setopt -> failed initial arg check\r\n") ); + return enif_make_badarg(env); + } + eIsEncoded = argv[1]; + eVal = argv[4]; + + if (IS_CLOSED(descP) || IS_CLOSING(descP)) + return esock_make_error(env, atom_closed); + + isEncoded = esock_decode_bool(eIsEncoded); + + /* SGDBG( ("SOCKET", "nif_setopt -> eIsDecoded (%T) decoded: %d\r\n", */ + /* eIsEncoded, isEncoded) ); */ + + if (!elevel2level(isEncoded, eLevel, &isOTP, &level)) { + SSDBG( descP, ("SOCKET", "nif_seopt -> failed decode level\r\n") ); + return esock_make_error(env, esock_atom_einval); + } + + SSDBG( descP, + ("SOCKET", "nif_setopt -> args when sock = %d:" + "\r\n Socket: %T" + "\r\n Encoded: %d (%T)" + "\r\n Level: %d (%d)" + "\r\n Opt: %d" + "\r\n Value: %T" + "\r\n", + descP->sock, argv[0], + isEncoded, eIsEncoded, + level, eLevel, + eOpt, eVal) ); + + result = nsetopt(env, descP, isEncoded, isOTP, level, eOpt, eVal); + + SSDBG( descP, + ("SOCKET", "nif_setopt -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +#endif // if defined(__WIN32__) +} + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsetopt(ErlNifEnv* env, + SocketDescriptor* descP, + BOOLEAN_T isEncoded, + BOOLEAN_T isOTP, + int level, + int eOpt, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + + if (isOTP) { + /* These are not actual socket options, + * but options for our implementation. + */ + result = nsetopt_otp(env, descP, eOpt, eVal); + } else if (!isEncoded) { + result = nsetopt_native(env, descP, level, eOpt, eVal); + } else { + result = nsetopt_level(env, descP, level, eOpt, eVal); + } + + return result; +} + + + +/* nsetopt_otp - Handle OTP (level) options + */ +static +ERL_NIF_TERM nsetopt_otp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "nsetopt_otp -> entry with" + "\r\n eOpt: %d" + "\r\n eVal: %T" + "\r\n", eOpt, eVal) ); + + switch (eOpt) { + case SOCKET_OPT_OTP_DEBUG: + result = nsetopt_otp_debug(env, descP, eVal); + break; + + case SOCKET_OPT_OTP_IOW: + result = nsetopt_otp_iow(env, descP, eVal); + break; + + case SOCKET_OPT_OTP_CTRL_PROC: + result = nsetopt_otp_ctrl_proc(env, descP, eVal); + break; + + case SOCKET_OPT_OTP_RCVBUF: + result = nsetopt_otp_rcvbuf(env, descP, eVal); + break; + + case SOCKET_OPT_OTP_RCVCTRLBUF: + result = nsetopt_otp_rcvctrlbuf(env, descP, eVal); + break; + + case SOCKET_OPT_OTP_SNDCTRLBUF: + result = nsetopt_otp_sndctrlbuf(env, descP, eVal); + break; + + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + + return result; +} + + +/* nsetopt_otp_debug - Handle the OTP (level) debug options + */ +static +ERL_NIF_TERM nsetopt_otp_debug(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + descP->dbg = esock_decode_bool(eVal); + + return esock_atom_ok; +} + + +/* nsetopt_otp_iow - Handle the OTP (level) iow options + */ +static +ERL_NIF_TERM nsetopt_otp_iow(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + descP->iow = esock_decode_bool(eVal); + + return esock_atom_ok; +} + + + +/* nsetopt_otp_ctrl_proc - Handle the OTP (level) controlling_process options + */ +static +ERL_NIF_TERM nsetopt_otp_ctrl_proc(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + ErlNifPid caller, newCtrlPid; + // ErlNifMonitor newCtrlMon; + ESockMonitor newCtrlMon; + int xres; + + SSDBG( descP, + ("SOCKET", "nsetopt_otp_ctrl_proc -> entry with" + "\r\n eVal: %T" + "\r\n", eVal) ); + + /* Before we begin, ensure that caller is (current) controlling-process */ + if (enif_self(env, &caller) == NULL) + return esock_make_error(env, atom_exself); + + if (COMPARE_PIDS(&descP->ctrlPid, &caller) != 0) { + SSDBG( descP, ("SOCKET", "nsetopt_otp_ctrl_proc -> not owner (%T)\r\n", + descP->ctrlPid) ); + return esock_make_error(env, esock_atom_not_owner); + } + + if (!GET_LPID(env, eVal, &newCtrlPid)) { + esock_warning_msg("Failed get pid of new controlling process\r\n"); + return esock_make_error(env, esock_atom_einval); + } + + if ((xres = MONP("nsetopt_otp_ctrl_proc -> (new) ctrl", + env, descP, &newCtrlPid, &newCtrlMon)) != 0) { + esock_warning_msg("Failed monitor %d) (new) controlling process\r\n", xres); + return esock_make_error(env, esock_atom_einval); + } + + if ((xres = DEMONP("nsetopt_otp_ctrl_proc -> (old) ctrl", + env, descP, &descP->ctrlMon)) != 0) { + esock_warning_msg("Failed demonitor (%d) " + "old controlling process %T (%T)\r\n", + xres, descP->ctrlPid, descP->ctrlMon); + } + + descP->ctrlPid = newCtrlPid; + descP->ctrlMon = newCtrlMon; + + SSDBG( descP, ("SOCKET", "nsetopt_otp_ctrl_proc -> done\r\n") ); + + return esock_atom_ok; +} + + + +/* nsetopt_otp_rcvbuf - Handle the OTP (level) rcvbuf option + * The (otp) rcvbuf option is provided as: + * + * BufSz :: integer() | {N :: pos_integer(), BufSz :: pod_integer()} + * + * Where N is the max number of reads. + */ +static +ERL_NIF_TERM nsetopt_otp_rcvbuf(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + const ERL_NIF_TERM* t; // The array of the elements of the tuple + int tsz; // The size of the tuple - should be 2 + unsigned int n; + size_t bufSz; + char* xres; + + if (IS_NUM(env, eVal)) { + + /* This will have the effect that the buffer size will be + * reported as an integer (getopt). + */ + n = 0; + + if ((xres = esock_decode_bufsz(env, + eVal, + SOCKET_RECV_BUFFER_SIZE_DEFAULT, + &bufSz)) != NULL) + return esock_make_error_str(env, xres); + + } else if (IS_TUPLE(env, eVal)) { + + if (!GET_TUPLE(env, eVal, &tsz, &t)) + return enif_make_badarg(env); // We should use a "proper" error value... + + if (tsz != 2) + return enif_make_badarg(env); // We should use a "proper" error value... + + if (!GET_UINT(env, t[0], &n)) + return enif_make_badarg(env); // We should use a "proper" error value... + + if ((xres = esock_decode_bufsz(env, + t[1], + SOCKET_RECV_BUFFER_SIZE_DEFAULT, + &bufSz)) != NULL) + return esock_make_error_str(env, xres); + + } else { + return enif_make_badarg(env); // We should use a "proper" error value... + } + + descP->rNum = n; + descP->rBufSz = bufSz; + + return esock_atom_ok; +} + + + +/* nsetopt_otp_rcvctrlbuf - Handle the OTP (level) rcvctrlbuf option + */ +static +ERL_NIF_TERM nsetopt_otp_rcvctrlbuf(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + size_t val; + char* xres; + + if ((xres = esock_decode_bufsz(env, + eVal, + SOCKET_RECV_CTRL_BUFFER_SIZE_DEFAULT, + &val)) != NULL) + return esock_make_error_str(env, xres); + + descP->rCtrlSz = val; + + return esock_atom_ok; +} + + + +/* nsetopt_otp_sndctrlbuf - Handle the OTP (level) sndctrlbuf option + */ +static +ERL_NIF_TERM nsetopt_otp_sndctrlbuf(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + size_t val; + char* xres; + + if ((xres = esock_decode_bufsz(env, + eVal, + SOCKET_SEND_CTRL_BUFFER_SIZE_DEFAULT, + &val)) != NULL) + return esock_make_error_str(env, xres); + + descP->wCtrlSz = val; + + return esock_atom_ok; +} + + + +/* The option has *not* been encoded. Instead it has been provided + * in "native mode" (option is provided as is and value as a binary). + */ +static +ERL_NIF_TERM nsetopt_native(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt, + ERL_NIF_TERM eVal) +{ + ErlNifBinary val; + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "nsetopt_native -> entry with" + "\r\n level: %d" + "\r\n opt: %d" + "\r\n eVal: %T" + "\r\n", level, opt, eVal) ); + + if (GET_BIN(env, eVal, &val)) { + int res = socket_setopt(descP->sock, level, opt, + val.data, val.size); + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + } else { + result = esock_make_error(env, esock_atom_einval); + } + + SSDBG( descP, + ("SOCKET", "nsetopt_native -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + + +/* nsetopt_level - A "proper" level (option) has been specified + */ +static +ERL_NIF_TERM nsetopt_level(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int eOpt, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "nsetopt_level -> entry with" + "\r\n level: %d" + "\r\n", level) ); + + switch (level) { + case SOL_SOCKET: + result = nsetopt_lvl_socket(env, descP, eOpt, eVal); + break; + +#if defined(SOL_IP) + case SOL_IP: +#else + case IPPROTO_IP: +#endif + result = nsetopt_lvl_ip(env, descP, eOpt, eVal); + break; + +#if defined(HAVE_IPV6) +#if defined(SOL_IPV6) + case SOL_IPV6: +#else + case IPPROTO_IPV6: +#endif + result = nsetopt_lvl_ipv6(env, descP, eOpt, eVal); + break; +#endif + + case IPPROTO_TCP: + result = nsetopt_lvl_tcp(env, descP, eOpt, eVal); + break; + + case IPPROTO_UDP: + result = nsetopt_lvl_udp(env, descP, eOpt, eVal); + break; + +#if defined(HAVE_SCTP) + case IPPROTO_SCTP: + result = nsetopt_lvl_sctp(env, descP, eOpt, eVal); + break; +#endif + + default: + SSDBG( descP, + ("SOCKET", "nsetopt_level -> unknown level (%d)\r\n", level) ); + result = esock_make_error(env, esock_atom_einval); + break; + } + + SSDBG( descP, + ("SOCKET", "nsetopt_level -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + + +/* nsetopt_lvl_socket - Level *SOCKET* option + */ +static +ERL_NIF_TERM nsetopt_lvl_socket(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_socket -> entry with" + "\r\n opt: %d" + "\r\n", eOpt) ); + + switch (eOpt) { +#if defined(SO_BINDTODEVICE) + case SOCKET_OPT_SOCK_BINDTODEVICE: + result = nsetopt_lvl_sock_bindtodevice(env, descP, eVal); + break; +#endif + +#if defined(SO_BROADCAST) + case SOCKET_OPT_SOCK_BROADCAST: + result = nsetopt_lvl_sock_broadcast(env, descP, eVal); + break; +#endif + +#if defined(SO_DEBUG) + case SOCKET_OPT_SOCK_DEBUG: + result = nsetopt_lvl_sock_debug(env, descP, eVal); + break; +#endif + +#if defined(SO_DONTROUTE) + case SOCKET_OPT_SOCK_DONTROUTE: + result = nsetopt_lvl_sock_dontroute(env, descP, eVal); + break; +#endif + +#if defined(SO_KEEPALIVE) + case SOCKET_OPT_SOCK_KEEPALIVE: + result = nsetopt_lvl_sock_keepalive(env, descP, eVal); + break; +#endif + +#if defined(SO_LINGER) + case SOCKET_OPT_SOCK_LINGER: + result = nsetopt_lvl_sock_linger(env, descP, eVal); + break; +#endif + +#if defined(SO_PEEK_OFF) + case SOCKET_OPT_SOCK_PEEK_OFF: + result = nsetopt_lvl_sock_peek_off(env, descP, eVal); + break; +#endif + +#if defined(SO_OOBINLINE) + case SOCKET_OPT_SOCK_OOBINLINE: + result = nsetopt_lvl_sock_oobinline(env, descP, eVal); + break; +#endif + +#if defined(SO_PRIORITY) + case SOCKET_OPT_SOCK_PRIORITY: + result = nsetopt_lvl_sock_priority(env, descP, eVal); + break; +#endif + +#if defined(SO_RCVBUF) + case SOCKET_OPT_SOCK_RCVBUF: + result = nsetopt_lvl_sock_rcvbuf(env, descP, eVal); + break; +#endif + +#if defined(SO_RCVLOWAT) + case SOCKET_OPT_SOCK_RCVLOWAT: + result = nsetopt_lvl_sock_rcvlowat(env, descP, eVal); + break; +#endif + +#if defined(SO_RCVTIMEO) + case SOCKET_OPT_SOCK_RCVTIMEO: + result = nsetopt_lvl_sock_rcvtimeo(env, descP, eVal); + break; +#endif + +#if defined(SO_REUSEADDR) + case SOCKET_OPT_SOCK_REUSEADDR: + result = nsetopt_lvl_sock_reuseaddr(env, descP, eVal); + break; +#endif + +#if defined(SO_REUSEPORT) + case SOCKET_OPT_SOCK_REUSEPORT: + result = nsetopt_lvl_sock_reuseport(env, descP, eVal); + break; +#endif + +#if defined(SO_SNDBUF) + case SOCKET_OPT_SOCK_SNDBUF: + result = nsetopt_lvl_sock_sndbuf(env, descP, eVal); + break; +#endif + +#if defined(SO_SNDLOWAT) + case SOCKET_OPT_SOCK_SNDLOWAT: + result = nsetopt_lvl_sock_sndlowat(env, descP, eVal); + break; +#endif + +#if defined(SO_SNDTIMEO) + case SOCKET_OPT_SOCK_SNDTIMEO: + result = nsetopt_lvl_sock_sndtimeo(env, descP, eVal); + break; +#endif + +#if defined(SO_TIMESTAMP) + case SOCKET_OPT_SOCK_TIMESTAMP: + result = nsetopt_lvl_sock_timestamp(env, descP, eVal); + break; +#endif + + default: + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_socket -> unknown opt (%d)\r\n", eOpt) ); + result = esock_make_error(env, esock_atom_einval); + break; + } + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_socket -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + +#if defined(SO_BINDTODEVICE) +static +ERL_NIF_TERM nsetopt_lvl_sock_bindtodevice(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_str_opt(env, descP, + SOL_SOCKET, SO_BROADCAST, + IFNAMSIZ, eVal); +} +#endif + + +#if defined(SO_BROADCAST) +static +ERL_NIF_TERM nsetopt_lvl_sock_broadcast(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_bool_opt(env, descP, SOL_SOCKET, SO_BROADCAST, eVal); +} +#endif + + +#if defined(SO_DEBUG) +static +ERL_NIF_TERM nsetopt_lvl_sock_debug(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_int_opt(env, descP, SOL_SOCKET, SO_DEBUG, eVal); +} +#endif + + +#if defined(SO_DONTROUTE) +static +ERL_NIF_TERM nsetopt_lvl_sock_dontroute(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_bool_opt(env, descP, SOL_SOCKET, SO_DONTROUTE, eVal); +} +#endif + + +#if defined(SO_KEEPALIVE) +static +ERL_NIF_TERM nsetopt_lvl_sock_keepalive(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_bool_opt(env, descP, SOL_SOCKET, SO_KEEPALIVE, eVal); +} +#endif + + +#if defined(SO_LINGER) +static +ERL_NIF_TERM nsetopt_lvl_sock_linger(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + struct linger val; + + if (decode_sock_linger(env, eVal, &val)) { + int optLen = sizeof(val); + int res = socket_setopt(descP->sock, SOL_SOCKET, SO_LINGER, + (void*) &val, optLen); + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + } else { + result = esock_make_error(env, esock_atom_einval); + } + + return result; +} +#endif + + +#if defined(SO_OOBINLINE) +static +ERL_NIF_TERM nsetopt_lvl_sock_oobinline(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_bool_opt(env, descP, SOL_SOCKET, SO_OOBINLINE, eVal); +} +#endif + + +#if defined(SO_PEEK_OFF) +static +ERL_NIF_TERM nsetopt_lvl_sock_peek_off(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_int_opt(env, descP, SOL_SOCKET, SO_PEEK_OFF, eVal); +} +#endif + + +#if defined(SO_PRIORITY) +static +ERL_NIF_TERM nsetopt_lvl_sock_priority(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_int_opt(env, descP, SOL_SOCKET, SO_PRIORITY, eVal); +} +#endif + + +#if defined(SO_RCVBUF) +static +ERL_NIF_TERM nsetopt_lvl_sock_rcvbuf(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_int_opt(env, descP, SOL_SOCKET, SO_RCVBUF, eVal); +} +#endif + + +#if defined(SO_RCVLOWAT) +static +ERL_NIF_TERM nsetopt_lvl_sock_rcvlowat(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_int_opt(env, descP, SOL_SOCKET, SO_RCVLOWAT, eVal); +} +#endif + + +#if defined(SO_RCVTIMEO) +static +ERL_NIF_TERM nsetopt_lvl_sock_rcvtimeo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_timeval_opt(env, descP, SOL_SOCKET, SO_RCVTIMEO, eVal); +} +#endif + + +#if defined(SO_REUSEADDR) +static +ERL_NIF_TERM nsetopt_lvl_sock_reuseaddr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_bool_opt(env, descP, SOL_SOCKET, SO_REUSEADDR, eVal); +} +#endif + + +#if defined(SO_REUSEPORT) +static +ERL_NIF_TERM nsetopt_lvl_sock_reuseport(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_bool_opt(env, descP, SOL_SOCKET, SO_REUSEPORT, eVal); +} +#endif + + +#if defined(SO_SNDBUF) +static +ERL_NIF_TERM nsetopt_lvl_sock_sndbuf(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_int_opt(env, descP, SOL_SOCKET, SO_SNDBUF, eVal); +} +#endif + + +#if defined(SO_SNDLOWAT) +static +ERL_NIF_TERM nsetopt_lvl_sock_sndlowat(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_int_opt(env, descP, SOL_SOCKET, SO_SNDLOWAT, eVal); +} +#endif + + +#if defined(SO_SNDTIMEO) +static +ERL_NIF_TERM nsetopt_lvl_sock_sndtimeo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sock_sndtimeo -> entry with" + "\r\n eVal: %T" + "\r\n", eVal) ); + + return nsetopt_timeval_opt(env, descP, SOL_SOCKET, SO_SNDTIMEO, eVal); +} +#endif + + +#if defined(SO_TIMESTAMP) +static +ERL_NIF_TERM nsetopt_lvl_sock_timestamp(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_bool_opt(env, descP, SOL_SOCKET, SO_TIMESTAMP, eVal); +} +#endif + + + +/* nsetopt_lvl_ip - Level *IP* option(s) + */ +static +ERL_NIF_TERM nsetopt_lvl_ip(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_ip -> entry with" + "\r\n opt: %d" + "\r\n", eOpt) ); + + switch (eOpt) { +#if defined(IP_ADD_MEMBERSHIP) + case SOCKET_OPT_IP_ADD_MEMBERSHIP: + result = nsetopt_lvl_ip_add_membership(env, descP, eVal); + break; +#endif + +#if defined(IP_ADD_SOURCE_MEMBERSHIP) + case SOCKET_OPT_IP_ADD_SOURCE_MEMBERSHIP: + result = nsetopt_lvl_ip_add_source_membership(env, descP, eVal); + break; +#endif + +#if defined(IP_BLOCK_SOURCE) + case SOCKET_OPT_IP_BLOCK_SOURCE: + result = nsetopt_lvl_ip_block_source(env, descP, eVal); + break; +#endif + +#if defined(IP_DROP_MEMBERSHIP) + case SOCKET_OPT_IP_DROP_MEMBERSHIP: + result = nsetopt_lvl_ip_drop_membership(env, descP, eVal); + break; +#endif + +#if defined(IP_DROP_SOURCE_MEMBERSHIP) + case SOCKET_OPT_IP_DROP_SOURCE_MEMBERSHIP: + result = nsetopt_lvl_ip_drop_source_membership(env, descP, eVal); + break; +#endif + +#if defined(IP_FREEBIND) + case SOCKET_OPT_IP_FREEBIND: + result = nsetopt_lvl_ip_freebind(env, descP, eVal); + break; +#endif + +#if defined(IP_HDRINCL) + case SOCKET_OPT_IP_HDRINCL: + result = nsetopt_lvl_ip_hdrincl(env, descP, eVal); + break; +#endif + +#if defined(IP_MINTTL) + case SOCKET_OPT_IP_MINTTL: + result = nsetopt_lvl_ip_minttl(env, descP, eVal); + break; +#endif + +#if defined(IP_MSFILTER) && defined(IP_MSFILTER_SIZE) + case SOCKET_OPT_IP_MSFILTER: + result = nsetopt_lvl_ip_msfilter(env, descP, eVal); + break; +#endif + +#if defined(IP_MTU_DISCOVER) + case SOCKET_OPT_IP_MTU_DISCOVER: + result = nsetopt_lvl_ip_mtu_discover(env, descP, eVal); + break; +#endif + +#if defined(IP_MULTICAST_ALL) + case SOCKET_OPT_IP_MULTICAST_ALL: + result = nsetopt_lvl_ip_multicast_all(env, descP, eVal); + break; +#endif + +#if defined(IP_MULTICAST_IF) + case SOCKET_OPT_IP_MULTICAST_IF: + result = nsetopt_lvl_ip_multicast_if(env, descP, eVal); + break; +#endif + +#if defined(IP_MULTICAST_LOOP) + case SOCKET_OPT_IP_MULTICAST_LOOP: + result = nsetopt_lvl_ip_multicast_loop(env, descP, eVal); + break; +#endif + +#if defined(IP_MULTICAST_TTL) + case SOCKET_OPT_IP_MULTICAST_TTL: + result = nsetopt_lvl_ip_multicast_ttl(env, descP, eVal); + break; +#endif + +#if defined(IP_NODEFRAG) + case SOCKET_OPT_IP_NODEFRAG: + result = nsetopt_lvl_ip_nodefrag(env, descP, eVal); + break; +#endif + +#if defined(IP_PKTINFO) + case SOCKET_OPT_IP_PKTINFO: + result = nsetopt_lvl_ip_pktinfo(env, descP, eVal); + break; +#endif + +#if defined(IP_RECVDSTADDR) + case SOCKET_OPT_IP_RECVDSTADDR: + result = nsetopt_lvl_ip_recvdstaddr(env, descP, eVal); + break; +#endif + +#if defined(IP_RECVERR) + case SOCKET_OPT_IP_RECVERR: + result = nsetopt_lvl_ip_recverr(env, descP, eVal); + break; +#endif + +#if defined(IP_RECVIF) + case SOCKET_OPT_IP_RECVIF: + result = nsetopt_lvl_ip_recvif(env, descP, eVal); + break; +#endif + +#if defined(IP_RECVOPTS) + case SOCKET_OPT_IP_RECVOPTS: + result = nsetopt_lvl_ip_recvopts(env, descP, eVal); + break; +#endif + +#if defined(IP_RECVORIGDSTADDR) + case SOCKET_OPT_IP_RECVORIGDSTADDR: + result = nsetopt_lvl_ip_recvorigdstaddr(env, descP, eVal); + break; +#endif + +#if defined(IP_RECVTOS) + case SOCKET_OPT_IP_RECVTOS: + result = nsetopt_lvl_ip_recvtos(env, descP, eVal); + break; +#endif + +#if defined(IP_RECVTTL) + case SOCKET_OPT_IP_RECVTTL: + result = nsetopt_lvl_ip_recvttl(env, descP, eVal); + break; +#endif + +#if defined(IP_RETOPTS) + case SOCKET_OPT_IP_RETOPTS: + result = nsetopt_lvl_ip_retopts(env, descP, eVal); + break; +#endif + +#if defined(IP_ROUTER_ALERT) + case SOCKET_OPT_IP_ROUTER_ALERT: + result = nsetopt_lvl_ip_router_alert(env, descP, eVal); + break; +#endif + +#if defined(IP_SENDSRCADDR) + case SOCKET_OPT_IP_SENDSRCADDR: + result = nsetopt_lvl_ip_sendsrcaddr(env, descP, eVal); + break; +#endif + +#if defined(IP_TOS) + case SOCKET_OPT_IP_TOS: + result = nsetopt_lvl_ip_tos(env, descP, eVal); + break; +#endif + +#if defined(IP_TRANSPARENT) + case SOCKET_OPT_IP_TRANSPARENT: + result = nsetopt_lvl_ip_transparent(env, descP, eVal); + break; +#endif + +#if defined(IP_TTL) + case SOCKET_OPT_IP_TTL: + result = nsetopt_lvl_ip_ttl(env, descP, eVal); + break; +#endif + +#if defined(IP_UNBLOCK_SOURCE) + case SOCKET_OPT_IP_UNBLOCK_SOURCE: + result = nsetopt_lvl_ip_unblock_source(env, descP, eVal); + break; +#endif + + default: + SSDBG( descP, ("SOCKET", "nsetopt_lvl_ip -> unknown opt (%d)\r\n", eOpt) ); + result = esock_make_error(env, esock_atom_einval); + break; + } + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_ip -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + +/* nsetopt_lvl_ip_add_membership - Level IP ADD_MEMBERSHIP option + * + * The value is a map with two attributes: multiaddr and interface. + * The attribute 'multiaddr' is always a 4-tuple (IPv4 address). + * The attribute 'interface' is either the atom 'any' or a 4-tuple + * (IPv4 address). + */ +#if defined(IP_ADD_MEMBERSHIP) +static +ERL_NIF_TERM nsetopt_lvl_ip_add_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_lvl_ip_update_membership(env, descP, eVal, IP_ADD_MEMBERSHIP); +} +#endif + + +/* nsetopt_lvl_ip_add_source_membership - Level IP ADD_SOURCE_MEMBERSHIP option + * + * The value is a map with three attributes: multiaddr, interface and + * sourceaddr. + * The attribute 'multiaddr' is always a 4-tuple (IPv4 address). + * The attribute 'interface' is always a 4-tuple (IPv4 address). + * The attribute 'sourceaddr' is always a 4-tuple (IPv4 address). + * (IPv4 address). + */ +#if defined(IP_ADD_SOURCE_MEMBERSHIP) +static +ERL_NIF_TERM nsetopt_lvl_ip_add_source_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_lvl_ip_update_source(env, descP, eVal, + IP_ADD_SOURCE_MEMBERSHIP); +} +#endif + + +/* nsetopt_lvl_ip_block_source - Level IP BLOCK_SOURCE option + * + * The value is a map with three attributes: multiaddr, interface and + * sourceaddr. + * The attribute 'multiaddr' is always a 4-tuple (IPv4 address). + * The attribute 'interface' is always a 4-tuple (IPv4 address). + * The attribute 'sourceaddr' is always a 4-tuple (IPv4 address). + * (IPv4 address). + */ +#if defined(IP_BLOCK_SOURCE) +static +ERL_NIF_TERM nsetopt_lvl_ip_block_source(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_lvl_ip_update_source(env, descP, eVal, IP_BLOCK_SOURCE); +} +#endif + + +/* nsetopt_lvl_ip_drop_membership - Level IP DROP_MEMBERSHIP option + * + * The value is a map with two attributes: multiaddr and interface. + * The attribute 'multiaddr' is always a 4-tuple (IPv4 address). + * The attribute 'interface' is either the atom 'any' or a 4-tuple + * (IPv4 address). + * + * We should really have a common function with add_membership, + * since the code is virtually identical (except for the option + * value). + */ +#if defined(IP_DROP_MEMBERSHIP) +static +ERL_NIF_TERM nsetopt_lvl_ip_drop_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_lvl_ip_update_membership(env, descP, eVal, + IP_DROP_MEMBERSHIP); +} +#endif + + + +/* nsetopt_lvl_ip_drop_source_membership - Level IP DROP_SOURCE_MEMBERSHIP option + * + * The value is a map with three attributes: multiaddr, interface and + * sourceaddr. + * The attribute 'multiaddr' is always a 4-tuple (IPv4 address). + * The attribute 'interface' is always a 4-tuple (IPv4 address). + * The attribute 'sourceaddr' is always a 4-tuple (IPv4 address). + * (IPv4 address). + */ +#if defined(IP_DROP_SOURCE_MEMBERSHIP) +static +ERL_NIF_TERM nsetopt_lvl_ip_drop_source_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_lvl_ip_update_source(env, descP, eVal, + IP_DROP_SOURCE_MEMBERSHIP); +} +#endif + + + +/* nsetopt_lvl_ip_freebind - Level IP FREEBIND option + */ +#if defined(IP_FREEBIND) +static +ERL_NIF_TERM nsetopt_lvl_ip_freebind(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_FREEBIND, eVal); +} +#endif + + + +/* nsetopt_lvl_ip_hdrincl - Level IP HDRINCL option + */ +#if defined(IP_HDRINCL) +static +ERL_NIF_TERM nsetopt_lvl_ip_hdrincl(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_HDRINCL, eVal); +} +#endif + + + +/* nsetopt_lvl_ip_minttl - Level IP MINTTL option + */ +#if defined(IP_MINTTL) +static +ERL_NIF_TERM nsetopt_lvl_ip_minttl(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_int_opt(env, descP, level, IP_MINTTL, eVal); +} +#endif + + + +/* nsetopt_lvl_ip_msfilter - Level IP MSFILTER option + * + * The value can be *either* the atom 'null' or a map of type ip_msfilter(). + */ +#if defined(IP_MSFILTER) && defined(IP_MSFILTER_SIZE) +static +ERL_NIF_TERM nsetopt_lvl_ip_msfilter(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + + if (COMPARE(eVal, atom_null) == 0) { + return nsetopt_lvl_ip_msfilter_set(env, descP->sock, NULL, 0); + } else { + struct ip_msfilter* msfP; + Uint32 msfSz; + ERL_NIF_TERM eMultiAddr, eInterface, eFMode, eSList, elem, tail; + size_t sz; + unsigned int slistLen, idx; + + if (!IS_MAP(env, eVal)) + return esock_make_error(env, esock_atom_einval); + + // It must have atleast four attributes + if (!enif_get_map_size(env, eVal, &sz) || (sz < 4)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_multiaddr, &eMultiAddr)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_interface, &eInterface)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_mode, &eFMode)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_slist, &eSList)) + return esock_make_error(env, esock_atom_einval); + + /* We start (decoding) with the slist, since without it we don't + * really know how much (memory) to allocate. + */ + if (!GET_LIST_LEN(env, eSList, &slistLen)) + return esock_make_error(env, esock_atom_einval); + + msfSz = IP_MSFILTER_SIZE(slistLen); + msfP = MALLOC(msfSz); + + if (!esock_decode_ip4_address(env, eMultiAddr, &msfP->imsf_multiaddr)) { + FREE(msfP); + return esock_make_error(env, esock_atom_einval); + } + + if (!esock_decode_ip4_address(env, eInterface, &msfP->imsf_interface)) { + FREE(msfP); + return esock_make_error(env, esock_atom_einval); + } + + if (!decode_ip_msfilter_mode(env, eFMode, &msfP->imsf_fmode)) { + FREE(msfP); + return esock_make_error(env, esock_atom_einval); + } + + /* And finally, extract the source addresses */ + msfP->imsf_numsrc = slistLen; + for (idx = 0; idx < slistLen; idx++) { + if (GET_LIST_ELEM(env, eSList, &elem, &tail)) { + if (!esock_decode_ip4_address(env, elem, &msfP->imsf_slist[idx])) { + FREE(msfP); + return esock_make_error(env, esock_atom_einval); + } else { + eSList = tail; + } + } + } + + /* And now, finally, set the option */ + result = nsetopt_lvl_ip_msfilter_set(env, descP->sock, msfP, msfSz); + FREE(msfP); + return result; + } + +} + + +static +BOOLEAN_T decode_ip_msfilter_mode(ErlNifEnv* env, + ERL_NIF_TERM eVal, + Uint32* mode) +{ + BOOLEAN_T result; + + if (COMPARE(eVal, atom_include) == 0) { + *mode = MCAST_INCLUDE; + result = TRUE; + } else if (COMPARE(eVal, atom_exclude) == 0) { + *mode = MCAST_EXCLUDE; + result = TRUE; + } else { + result = FALSE; + } + + return result; +} + + +static +ERL_NIF_TERM nsetopt_lvl_ip_msfilter_set(ErlNifEnv* env, + SOCKET sock, + struct ip_msfilter* msfP, + SOCKLEN_T optLen) +{ + ERL_NIF_TERM result; + int res; +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + res = socket_setopt(sock, level, IP_MSFILTER, (void*) msfP, optLen); + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + return result; +} +#endif // IP_MSFILTER + + + +/* nsetopt_lvl_ip_mtu_discover - Level IP MTU_DISCOVER option + * + * The value is an atom of the type ip_pmtudisc(). + */ +#if defined(IP_MTU_DISCOVER) +static +ERL_NIF_TERM nsetopt_lvl_ip_mtu_discover(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + int val; + char* xres; + int res; +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + if ((xres = decode_ip_pmtudisc(env, eVal, &val)) != NULL) { + + result = esock_make_error_str(env, xres); + + } else { + + res = socket_setopt(descP->sock, level, IP_MTU_DISCOVER, + &val, sizeof(val)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + } + + return result; +} +#endif + + +/* nsetopt_lvl_ip_multicast_all - Level IP MULTICAST_ALL option + */ +#if defined(IP_MULTICAST_ALL) +static +ERL_NIF_TERM nsetopt_lvl_ip_multicast_all(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_MULTICAST_ALL, eVal); +} +#endif + + +/* nsetopt_lvl_ip_multicast_if - Level IP MULTICAST_IF option + * + * The value is either the atom 'any' or a 4-tuple. + */ +#if defined(IP_MULTICAST_IF) +static +ERL_NIF_TERM nsetopt_lvl_ip_multicast_if(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + struct in_addr ifAddr; + char* xres; + int res; +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + if ((xres = esock_decode_ip4_address(env, eVal, &ifAddr)) != NULL) { + result = esock_make_error_str(env, xres); + } else { + + res = socket_setopt(descP->sock, level, IP_MULTICAST_LOOP, + &ifAddr, sizeof(ifAddr)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + } + + return result; +} +#endif + + +/* nsetopt_lvl_ip_multicast_loop - Level IP MULTICAST_LOOP option + */ +#if defined(IP_MULTICAST_LOOP) +static +ERL_NIF_TERM nsetopt_lvl_ip_multicast_loop(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_MULTICAST_LOOP, eVal); +} +#endif + + +/* nsetopt_lvl_ip_multicast_ttl - Level IP MULTICAST_TTL option + */ +#if defined(IP_MULTICAST_TTL) +static +ERL_NIF_TERM nsetopt_lvl_ip_multicast_ttl(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_int_opt(env, descP, level, IP_MULTICAST_TTL, eVal); +} +#endif + + +/* nsetopt_lvl_ip_nodefrag - Level IP NODEFRAG option + */ +#if defined(IP_NODEFRAG) +static +ERL_NIF_TERM nsetopt_lvl_ip_nodefrag(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_NODEFRAG, eVal); +} +#endif + + +/* nsetopt_lvl_ip_pktinfo - Level IP PKTINFO option + */ +#if defined(IP_PKTINFO) +static +ERL_NIF_TERM nsetopt_lvl_ip_pktinfo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_PKTINFO, eVal); +} +#endif + + +/* nsetopt_lvl_ip_recvdstaddr - Level IP RECVDSTADDR option + */ +#if defined(IP_RECVDSTADDR) +static +ERL_NIF_TERM nsetopt_lvl_ip_recvdstaddr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_RECVDSTADDR, eVal); +} +#endif + + +/* nsetopt_lvl_ip_recverr - Level IP RECVERR option + */ +#if defined(IP_RECVERR) +static +ERL_NIF_TERM nsetopt_lvl_ip_recverr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_RECVERR, eVal); +} +#endif + + +/* nsetopt_lvl_ip_recvif - Level IP RECVIF option + */ +#if defined(IP_RECVIF) +static +ERL_NIF_TERM nsetopt_lvl_ip_recvif(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_RECVIF, eVal); +} +#endif + + +/* nsetopt_lvl_ip_recvopts - Level IP RECVOPTS option + */ +#if defined(IP_RECVOPTS) +static +ERL_NIF_TERM nsetopt_lvl_ip_recvopts(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_RECVOPTS, eVal); +} +#endif + + +/* nsetopt_lvl_ip_recvorigdstaddr - Level IP RECVORIGDSTADDR option + */ +#if defined(IP_RECVORIGDSTADDR) +static +ERL_NIF_TERM nsetopt_lvl_ip_recvorigdstaddr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_RECVORIGDSTADDR, eVal); +} +#endif + + +/* nsetopt_lvl_ip_recvtos - Level IP RECVTOS option + */ +#if defined(IP_RECVTOS) +static +ERL_NIF_TERM nsetopt_lvl_ip_recvtos(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_RECVTOS, eVal); +} +#endif + + +/* nsetopt_lvl_ip_recvttl - Level IP RECVTTL option + */ +#if defined(IP_RECVTTL) +static +ERL_NIF_TERM nsetopt_lvl_ip_recvttl(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_RECVTTL, eVal); +} +#endif + + +/* nsetopt_lvl_ip_retopts - Level IP RETOPTS option + */ +#if defined(IP_RETOPTS) +static +ERL_NIF_TERM nsetopt_lvl_ip_retopts(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_RETOPTS, eVal); +} +#endif + + +/* nsetopt_lvl_ip_router_alert - Level IP ROUTER_ALERT option + */ +#if defined(IP_ROUTER_ALERT) +static +ERL_NIF_TERM nsetopt_lvl_ip_router_alert(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_int_opt(env, descP, level, IP_ROUTER_ALERT, eVal); +} +#endif + + +/* nsetopt_lvl_ip_sendsrcaddr - Level IP SENDSRCADDR option + */ +#if defined(IP_SENDSRCADDR) +static +ERL_NIF_TERM nsetopt_lvl_ip_sendsrcaddr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_SENDSRCADDR, eVal); +} +#endif + + +/* nsetopt_lvl_ip_tos - Level IP TOS option + */ +#if defined(IP_TOS) +static +ERL_NIF_TERM nsetopt_lvl_ip_tos(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + ERL_NIF_TERM result; + int val; + + if (decode_ip_tos(env, eVal, &val)) { + int res = socket_setopt(descP->sock, level, IP_TOS, &val, sizeof(val)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + } else { + result = esock_make_error(env, esock_atom_einval); + } + + return result; +} +#endif + + +/* nsetopt_lvl_ip_transparent - Level IP TRANSPARENT option + */ +#if defined(IP_TRANSPARENT) +static +ERL_NIF_TERM nsetopt_lvl_ip_transparent(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_bool_opt(env, descP, level, IP_TRANSPARENT, eVal); +} +#endif + + + +/* nsetopt_lvl_ip_ttl - Level IP TTL option + */ +#if defined(IP_TTL) +static +ERL_NIF_TERM nsetopt_lvl_ip_ttl(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return nsetopt_int_opt(env, descP, level, IP_TTL, eVal); +} +#endif + + + +/* nsetopt_lvl_ip_unblock_source - Level IP UNBLOCK_SOURCE option + * + * The value is a map with three attributes: multiaddr, interface and + * sourceaddr. + * The attribute 'multiaddr' is always a 4-tuple (IPv4 address). + * The attribute 'interface' is always a 4-tuple (IPv4 address). + * The attribute 'sourceaddr' is always a 4-tuple (IPv4 address). + * (IPv4 address). + */ +#if defined(IP_UNBLOCK_SOURCE) +static +ERL_NIF_TERM nsetopt_lvl_ip_unblock_source(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_lvl_ip_update_source(env, descP, eVal, IP_UNBLOCK_SOURCE); +} +#endif + + + +#if defined(IP_ADD_MEMBERSHIP) || defined(IP_DROP_MEMBERSHIP) +static +ERL_NIF_TERM nsetopt_lvl_ip_update_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal, + int opt) +{ + ERL_NIF_TERM result, eMultiAddr, eInterface; + struct ip_mreq mreq; + char* xres; + int res; + size_t sz; +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + // It must be a map + if (!IS_MAP(env, eVal)) + return enif_make_badarg(env); + + // It must have atleast two attributes + if (!enif_get_map_size(env, eVal, &sz) || (sz >= 2)) + return enif_make_badarg(env); + + if (!GET_MAP_VAL(env, eVal, atom_multiaddr, &eMultiAddr)) + return enif_make_badarg(env); + + if (!GET_MAP_VAL(env, eVal, atom_interface, &eInterface)) + return enif_make_badarg(env); + + if ((xres = esock_decode_ip4_address(env, + eMultiAddr, + &mreq.imr_multiaddr)) != NULL) + return esock_make_error_str(env, xres); + + if ((xres = esock_decode_ip4_address(env, + eInterface, + &mreq.imr_interface)) != NULL) + return esock_make_error_str(env, xres); + + res = socket_setopt(descP->sock, level, opt, &mreq, sizeof(mreq)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + return result; +} +#endif + + +#if defined(IP_ADD_SOURCE_MEMBERSHIP) || defined(IP_DROP_SOURCE_MEMBERSHIP) || defined(IP_BLOCK_SOURCE) || defined(IP_UNBLOCK_SOURCE) +static +ERL_NIF_TERM nsetopt_lvl_ip_update_source(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal, + int opt) +{ + ERL_NIF_TERM result, eMultiAddr, eInterface, eSourceAddr; + struct ip_mreq_source mreq; + char* xres; + int res; + size_t sz; +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + // It must be a map + if (!IS_MAP(env, eVal)) + return enif_make_badarg(env); + + // It must have atleast three attributes + if (!enif_get_map_size(env, eVal, &sz) || (sz >= 3)) + return enif_make_badarg(env); + + if (!GET_MAP_VAL(env, eVal, atom_multiaddr, &eMultiAddr)) + return enif_make_badarg(env); + + if (!GET_MAP_VAL(env, eVal, atom_interface, &eInterface)) + return enif_make_badarg(env); + + if (!GET_MAP_VAL(env, eVal, atom_sourceaddr, &eSourceAddr)) + return enif_make_badarg(env); + + if ((xres = esock_decode_ip4_address(env, + eMultiAddr, + &mreq.imr_multiaddr)) != NULL) + return esock_make_error_str(env, xres); + + if ((xres = esock_decode_ip4_address(env, + eInterface, + &mreq.imr_interface)) != NULL) + return esock_make_error_str(env, xres); + + if ((xres = esock_decode_ip4_address(env, + eSourceAddr, + &mreq.imr_sourceaddr)) != NULL) + return esock_make_error_str(env, xres); + + res = socket_setopt(descP->sock, level, opt, &mreq, sizeof(mreq)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + return result; +} +#endif + + + +/* *** Handling set of socket options for level = ipv6 *** */ + +/* nsetopt_lvl_ipv6 - Level *IPv6* option(s) + */ +#if defined(HAVE_IPV6) +static +ERL_NIF_TERM nsetopt_lvl_ipv6(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_ipv6 -> entry with" + "\r\n opt: %d" + "\r\n", eOpt) ); + + switch (eOpt) { +#if defined(IPV6_ADDRFORM) + case SOCKET_OPT_IPV6_ADDRFORM: + result = nsetopt_lvl_ipv6_addrform(env, descP, eVal); + break; +#endif + +#if defined(IPV6_ADD_MEMBERSHIP) + case SOCKET_OPT_IPV6_ADD_MEMBERSHIP: + result = nsetopt_lvl_ipv6_add_membership(env, descP, eVal); + break; +#endif + +#if defined(IPV6_AUTHHDR) + case SOCKET_OPT_IPV6_AUTHHDR: + result = nsetopt_lvl_ipv6_authhdr(env, descP, eVal); + break; +#endif + +#if defined(IPV6_DROP_MEMBERSHIP) + case SOCKET_OPT_IPV6_DROP_MEMBERSHIP: + result = nsetopt_lvl_ipv6_drop_membership(env, descP, eVal); + break; +#endif + +#if defined(IPV6_DSTOPTS) + case SOCKET_OPT_IPV6_DSTOPTS: + result = nsetopt_lvl_ipv6_dstopts(env, descP, eVal); + break; +#endif + +#if defined(IPV6_FLOWINFO) + case SOCKET_OPT_IPV6_FLOWINFO: + result = nsetopt_lvl_ipv6_flowinfo(env, descP, eVal); + break; +#endif + +#if defined(IPV6_HOPLIMIT) + case SOCKET_OPT_IPV6_HOPLIMIT: + result = nsetopt_lvl_ipv6_hoplimit(env, descP, eVal); + break; +#endif + +#if defined(IPV6_HOPOPTS) + case SOCKET_OPT_IPV6_HOPOPTS: + result = nsetopt_lvl_ipv6_hopopts(env, descP, eVal); + break; +#endif + +#if defined(IPV6_MTU) + case SOCKET_OPT_IPV6_MTU: + result = nsetopt_lvl_ipv6_mtu(env, descP, eVal); + break; +#endif + +#if defined(IPV6_MTU_DISCOVER) + case SOCKET_OPT_IPV6_MTU_DISCOVER: + result = nsetopt_lvl_ipv6_mtu_discover(env, descP, eVal); + break; +#endif + +#if defined(IPV6_MULTICAST_HOPS) + case SOCKET_OPT_IPV6_MULTICAST_HOPS: + result = nsetopt_lvl_ipv6_multicast_hops(env, descP, eVal); + break; +#endif + +#if defined(IPV6_MULTICAST_IF) + case SOCKET_OPT_IPV6_MULTICAST_IF: + result = nsetopt_lvl_ipv6_multicast_if(env, descP, eVal); + break; +#endif + +#if defined(IPV6_MULTICAST_LOOP) + case SOCKET_OPT_IPV6_MULTICAST_LOOP: + result = nsetopt_lvl_ipv6_multicast_loop(env, descP, eVal); + break; +#endif + +#if defined(IPV6_RECVERR) + case SOCKET_OPT_IPV6_RECVERR: + result = nsetopt_lvl_ipv6_recverr(env, descP, eVal); + break; +#endif + +#if defined(IPV6_RECVPKTINFO) || defined(IPV6_PKTINFO) + case SOCKET_OPT_IPV6_RECVPKTINFO: + result = nsetopt_lvl_ipv6_recvpktinfo(env, descP, eVal); + break; +#endif + +#if defined(IPV6_ROUTER_ALERT) + case SOCKET_OPT_IPV6_ROUTER_ALERT: + result = nsetopt_lvl_ipv6_router_alert(env, descP, eVal); + break; +#endif + +#if defined(IPV6_RTHDR) + case SOCKET_OPT_IPV6_RTHDR: + result = nsetopt_lvl_ipv6_rthdr(env, descP, eVal); + break; +#endif + +#if defined(IPV6_UNICAST_HOPS) + case SOCKET_OPT_IPV6_UNICAST_HOPS: + result = nsetopt_lvl_ipv6_unicast_hops(env, descP, eVal); + break; +#endif + +#if defined(IPV6_V6ONLY) + case SOCKET_OPT_IPV6_V6ONLY: + result = nsetopt_lvl_ipv6_v6only(env, descP, eVal); + break; +#endif + + default: + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_ipv6 -> unknown opt (%d)\r\n", eOpt) ); + result = esock_make_error(env, esock_atom_einval); + break; + } + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_ipv6 -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + +#if defined(IPV6_ADDRFORM) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_addrform(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + int res, edomain, domain; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_ipv6_addrform -> entry with" + "\r\n eVal: %T" + "\r\n", eVal) ); + + if (!GET_INT(env, eVal, &edomain)) + return esock_make_error(env, esock_atom_einval); + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_ipv6_addrform -> decode" + "\r\n edomain: %d" + "\r\n", edomain) ); + + if (!edomain2domain(edomain, &domain)) + return esock_make_error(env, esock_atom_einval); + + SSDBG( descP, ("SOCKET", "nsetopt_lvl_ipv6_addrform -> try set opt to %d\r\n", + domain) ); + + res = socket_setopt(descP->sock, + SOL_IPV6, IPV6_ADDRFORM, + &domain, sizeof(domain)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + return result; +} +#endif + + +#if defined(IPV6_ADD_MEMBERSHIP) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_add_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_lvl_ipv6_update_membership(env, descP, eVal, + IPV6_ADD_MEMBERSHIP); +} +#endif + + +#if defined(IPV6_AUTHHDR) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_authhdr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_bool_opt(env, descP, SOL_IPV6, IPV6_AUTHHDR, eVal); +} +#endif + + +#if defined(IPV6_DROP_MEMBERSHIP) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_drop_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_lvl_ipv6_update_membership(env, descP, eVal, + IPV6_DROP_MEMBERSHIP); +} +#endif + + +#if defined(IPV6_DSTOPTS) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_dstopts(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return nsetopt_bool_opt(env, descP, level, IPV6_DSTOPTS, eVal); +} +#endif + + +#if defined(IPV6_FLOWINFO) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_flowinfo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return nsetopt_bool_opt(env, descP, level, IPV6_FLOWINFO, eVal); +} +#endif + + +#if defined(IPV6_HOPLIMIT) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_hoplimit(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return nsetopt_bool_opt(env, descP, level, IPV6_HOPLIMIT, eVal); +} +#endif + + +#if defined(IPV6_HOPOPTS) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_hopopts(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return nsetopt_bool_opt(env, descP, level, IPV6_HOPOPTS, eVal); +} +#endif + + +#if defined(IPV6_MTU) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_mtu(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return nsetopt_int_opt(env, descP, level, IPV6_MTU, eVal); +} +#endif + + +/* nsetopt_lvl_ipv6_mtu_discover - Level IPv6 MTU_DISCOVER option + * + * The value is an atom of the type ipv6_pmtudisc(). + */ +#if defined(IPV6_MTU_DISCOVER) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_mtu_discover(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + int val; + char* xres; + int res; + + if ((xres = decode_ipv6_pmtudisc(env, eVal, &val)) != NULL) { + + result = esock_make_error_str(env, xres); + + } else { +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + + res = socket_setopt(descP->sock, level, IPV6_MTU_DISCOVER, + &val, sizeof(val)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + } + + return result; +} +#endif + + +#if defined(IPV6_MULTICAST_HOPS) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_multicast_hops(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return nsetopt_int_opt(env, descP, level, IPV6_MULTICAST_HOPS, eVal); +} +#endif + + + +#if defined(IPV6_MULTICAST_IF) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_multicast_if(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return nsetopt_int_opt(env, descP, level, IPV6_MULTICAST_IF, eVal); +} +#endif + + + +#if defined(IPV6_MULTICAST_LOOP) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_multicast_loop(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return nsetopt_bool_opt(env, descP, level, IPV6_MULTICAST_LOOP, eVal); +} +#endif + + +#if defined(IPV6_RECVERR) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_recverr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return nsetopt_bool_opt(env, descP, level, IPV6_RECVERR, eVal); +} +#endif + + +#if defined(IPV6_RECVPKTINFO) || defined(IPV6_PKTINFO) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_recvpktinfo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif +#if defined(IPV6_RECVPKTINFO) + int opt = IPV6_RECVPKTINFO; +#else + int opt = IPV6_PKTINFO; +#endif + + return nsetopt_bool_opt(env, descP, level, opt, eVal); +} +#endif + + +#if defined(IPV6_ROUTER_ALERT) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_router_alert(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return nsetopt_int_opt(env, descP, level, IPV6_ROUTER_ALERT, eVal); +} +#endif + + + +#if defined(IPV6_RTHDR) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_rthdr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return nsetopt_bool_opt(env, descP, level, IPV6_RTHDR, eVal); +} +#endif + + +#if defined(IPV6_UNICAST_HOPS) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_unicast_hops(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return nsetopt_int_opt(env, descP, level, IPV6_UNICAST_HOPS, eVal); +} +#endif + + + +#if defined(IPV6_V6ONLY) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_v6only(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return nsetopt_bool_opt(env, descP, level, IPV6_V6ONLY, eVal); +} +#endif + + +#if defined(IPV6_ADD_MEMBERSHIP) || defined(IPV6_DROP_MEMBERSHIP) +static +ERL_NIF_TERM nsetopt_lvl_ipv6_update_membership(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal, + int opt) +{ + ERL_NIF_TERM result, eMultiAddr, eInterface; + struct ipv6_mreq mreq; + char* xres; + int res; + size_t sz; +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + // It must be a map + if (!IS_MAP(env, eVal)) + return enif_make_badarg(env); + + // It must have atleast two attributes + if (!enif_get_map_size(env, eVal, &sz) || (sz >= 2)) + return enif_make_badarg(env); + + if (!GET_MAP_VAL(env, eVal, atom_multiaddr, &eMultiAddr)) + return enif_make_badarg(env); + + if (!GET_MAP_VAL(env, eVal, atom_interface, &eInterface)) + return enif_make_badarg(env); + + if ((xres = esock_decode_ip6_address(env, + eMultiAddr, + &mreq.ipv6mr_multiaddr)) != NULL) + return esock_make_error_str(env, xres); + + if (!GET_UINT(env, eInterface, &mreq.ipv6mr_interface)) + return esock_make_error(env, esock_atom_einval); + + res = socket_setopt(descP->sock, level, opt, &mreq, sizeof(mreq)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + return result; +} +#endif + + + +#endif // defined(HAVE_IPV6) + + + +/* nsetopt_lvl_tcp - Level *TCP* option(s) + */ +static +ERL_NIF_TERM nsetopt_lvl_tcp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_tcp -> entry with" + "\r\n opt: %d" + "\r\n", eOpt) ); + + switch (eOpt) { +#if defined(TCP_CONGESTION) + case SOCKET_OPT_TCP_CONGESTION: + result = nsetopt_lvl_tcp_congestion(env, descP, eVal); + break; +#endif + +#if defined(TCP_MAXSEG) + case SOCKET_OPT_TCP_MAXSEG: + result = nsetopt_lvl_tcp_maxseg(env, descP, eVal); + break; +#endif + +#if defined(TCP_NODELAY) + case SOCKET_OPT_TCP_NODELAY: + result = nsetopt_lvl_tcp_nodelay(env, descP, eVal); + break; +#endif + + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + + return result; +} + + +/* nsetopt_lvl_tcp_congestion - Level TCP CONGESTION option + */ +#if defined(TCP_CONGESTION) +static +ERL_NIF_TERM nsetopt_lvl_tcp_congestion(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + int max = SOCKET_OPT_TCP_CONGESTION_NAME_MAX+1; + + return nsetopt_str_opt(env, descP, IPPROTO_TCP, TCP_CONGESTION, max, eVal); +} +#endif + + +/* nsetopt_lvl_tcp_maxseg - Level TCP MAXSEG option + */ +#if defined(TCP_MAXSEG) +static +ERL_NIF_TERM nsetopt_lvl_tcp_maxseg(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_int_opt(env, descP, IPPROTO_TCP, TCP_MAXSEG, eVal); +} +#endif + + +/* nsetopt_lvl_tcp_nodelay - Level TCP NODELAY option + */ +#if defined(TCP_NODELAY) +static +ERL_NIF_TERM nsetopt_lvl_tcp_nodelay(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_bool_opt(env, descP, IPPROTO_TCP, TCP_NODELAY, eVal); +} +#endif + + + +/* nsetopt_lvl_udp - Level *UDP* option(s) + */ +static +ERL_NIF_TERM nsetopt_lvl_udp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_udp -> entry with" + "\r\n opt: %d" + "\r\n", eOpt) ); + + switch (eOpt) { +#if defined(UDP_CORK) + case SOCKET_OPT_UDP_CORK: + result = nsetopt_lvl_udp_cork(env, descP, eVal); + break; +#endif + + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + + return result; +} + + +/* nsetopt_lvl_udp_cork - Level UDP CORK option + */ +#if defined(UDP_CORK) +static +ERL_NIF_TERM nsetopt_lvl_udp_cork(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_bool_opt(env, descP, IPPROTO_UDP, UDP_CORK, eVal); +} +#endif + + + + +/* nsetopt_lvl_sctp - Level *SCTP* option(s) + */ +#if defined(HAVE_SCTP) +static +ERL_NIF_TERM nsetopt_lvl_sctp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp -> entry with" + "\r\n opt: %d" + "\r\n", eOpt) ); + + switch (eOpt) { +#if defined(SCTP_ASSOCINFO) + case SOCKET_OPT_SCTP_ASSOCINFO: + result = nsetopt_lvl_sctp_associnfo(env, descP, eVal); + break; +#endif + +#if defined(SCTP_AUTOCLOSE) + case SOCKET_OPT_SCTP_AUTOCLOSE: + result = nsetopt_lvl_sctp_autoclose(env, descP, eVal); + break; +#endif + +#if defined(SCTP_DISABLE_FRAGMENTS) + case SOCKET_OPT_SCTP_DISABLE_FRAGMENTS: + result = nsetopt_lvl_sctp_disable_fragments(env, descP, eVal); + break; +#endif + +#if defined(SCTP_EVENTS) + case SOCKET_OPT_SCTP_EVENTS: + result = nsetopt_lvl_sctp_events(env, descP, eVal); + break; +#endif + +#if defined(SCTP_INITMSG) + case SOCKET_OPT_SCTP_INITMSG: + result = nsetopt_lvl_sctp_initmsg(env, descP, eVal); + break; +#endif + +#if defined(SCTP_MAXSEG) + case SOCKET_OPT_SCTP_MAXSEG: + result = nsetopt_lvl_sctp_maxseg(env, descP, eVal); + break; +#endif + +#if defined(SCTP_NODELAY) + case SOCKET_OPT_SCTP_NODELAY: + result = nsetopt_lvl_sctp_nodelay(env, descP, eVal); + break; +#endif + +#if defined(SCTP_RTOINFO) + case SOCKET_OPT_SCTP_RTOINFO: + result = nsetopt_lvl_sctp_rtoinfo(env, descP, eVal); + break; +#endif + + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + + return result; +} + + +/* nsetopt_lvl_sctp_associnfo - Level SCTP ASSOCINFO option + */ +#if defined(SCTP_ASSOCINFO) +static +ERL_NIF_TERM nsetopt_lvl_sctp_associnfo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + ERL_NIF_TERM eAssocId, eMaxRxt, eNumPeerDests; + ERL_NIF_TERM ePeerRWND, eLocalRWND, eCookieLife; + struct sctp_assocparams assocParams; + int res; + size_t sz; + unsigned int tmp; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_associnfo -> entry with" + "\r\n eVal: %T" + "\r\n", eVal) ); + + // It must be a map + if (!IS_MAP(env, eVal)) + return esock_make_error(env, esock_atom_einval); + + // It must have atleast ten attributes + if (!enif_get_map_size(env, eVal, &sz) || (sz < 6)) + return esock_make_error(env, esock_atom_einval); + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_associnfo -> extract attributes\r\n") ); + + if (!GET_MAP_VAL(env, eVal, atom_assoc_id, &eAssocId)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_max_rxt, &eMaxRxt)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_num_peer_dests, &eNumPeerDests)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_peer_rwnd, &ePeerRWND)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_local_rwnd, &eLocalRWND)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_cookie_life, &eCookieLife)) + return esock_make_error(env, esock_atom_einval); + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_associnfo -> decode attributes\r\n") ); + + /* On some platforms the assoc id is typed as an unsigned integer (uint32) + * So, to avoid warnings there, we always make an explicit cast... + * Also, size of types matter, so adjust for that... + */ + +#if (SIZEOF_INT == 4) + { + int tmpAssocId; + if (!GET_INT(env, eAssocId, &tmpAssocId)) + return esock_make_error(env, esock_atom_einval); + assocParams.sasoc_assoc_id = + (typeof(assocParams.sasoc_assoc_id)) tmpAssocId; + } +#elif (SIZEOF_LONG == 4) + { + long tmpAssocId; + if (!GET_LONG(env, eAssocId, &tmpAssocId)) + return esock_make_error(env, esock_atom_einval); + assocParams.sasoc_assoc_id = + (typeof(assocParams.sasoc_assoc_id)) tmpAssocId; + } +#else + SIZE CHECK FOR ASSOC ID FAILED +#endif + + + /* + * We should really make sure this is ok in erlang (to ensure that + * the values (max-rxt and num-peer-dests) fits in 16-bits). + * The value should be a 16-bit unsigned int... + * Both sasoc_asocmaxrxt and sasoc_number_peer_destinations. + */ + + if (!GET_UINT(env, eMaxRxt, &tmp)) + return esock_make_error(env, esock_atom_einval); + assocParams.sasoc_asocmaxrxt = (Uint16) tmp; + + if (!GET_UINT(env, eNumPeerDests, &tmp)) + return esock_make_error(env, esock_atom_einval); + assocParams.sasoc_number_peer_destinations = (Uint16) tmp; + + if (!GET_UINT(env, ePeerRWND, &assocParams.sasoc_peer_rwnd)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_UINT(env, eLocalRWND, &assocParams.sasoc_local_rwnd)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_UINT(env, eCookieLife, &assocParams.sasoc_cookie_life)) + return esock_make_error(env, esock_atom_einval); + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_associnfo -> set associnfo option\r\n") ); + + res = socket_setopt(descP->sock, IPPROTO_SCTP, SCTP_ASSOCINFO, + &assocParams, sizeof(assocParams)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_associnfo -> done with" + "\r\n result: %T" + "\r\n", result) ); + + return result; + +} +#endif + + +/* nsetopt_lvl_sctp_autoclose - Level SCTP AUTOCLOSE option + */ +#if defined(SCTP_AUTOCLOSE) +static +ERL_NIF_TERM nsetopt_lvl_sctp_autoclose(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_int_opt(env, descP, IPPROTO_SCTP, SCTP_AUTOCLOSE, eVal); +} +#endif + + +/* nsetopt_lvl_sctp_disable_fragments - Level SCTP DISABLE_FRAGMENTS option + */ +#if defined(SCTP_DISABLE_FRAGMENTS) +static +ERL_NIF_TERM nsetopt_lvl_sctp_disable_fragments(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_bool_opt(env, descP, IPPROTO_SCTP, SCTP_DISABLE_FRAGMENTS, eVal); +} +#endif + + +/* nsetopt_lvl_sctp_events - Level SCTP EVENTS option + */ +#if defined(SCTP_EVENTS) +static +ERL_NIF_TERM nsetopt_lvl_sctp_events(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + ERL_NIF_TERM eDataIn, eAssoc, eAddr, eSndFailure; + ERL_NIF_TERM ePeerError, eShutdown, ePartialDelivery; + ERL_NIF_TERM eAdaptLayer; +#if defined(HAVE_STRUCT_SCTP_EVENT_SUBSCRIBE_SCTP_AUTHENTICATION_EVENT) + ERL_NIF_TERM eAuth; +#endif +#if defined(HAVE_STRUCT_SCTP_EVENT_SUBSCRIBE_SCTP_SENDER_DRY_EVENT) + ERL_NIF_TERM eSndDry; +#endif + struct sctp_event_subscribe events; + int res; + size_t sz; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_events -> entry with" + "\r\n eVal: %T" + "\r\n", eVal) ); + + // It must be a map + if (!IS_MAP(env, eVal)) + return esock_make_error(env, esock_atom_einval); + + // It must have atleast ten attributes + if (!enif_get_map_size(env, eVal, &sz) || (sz < 10)) + return esock_make_error(env, esock_atom_einval); + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_events -> extract attributes\r\n") ); + + if (!GET_MAP_VAL(env, eVal, atom_data_in, &eDataIn)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_association, &eAssoc)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_address, &eAddr)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_send_failure, &eSndFailure)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_peer_error, &ePeerError)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_shutdown, &eShutdown)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_partial_delivery, &ePartialDelivery)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_adaptation_layer, &eAdaptLayer)) + return esock_make_error(env, esock_atom_einval); + +#if defined(HAVE_STRUCT_SCTP_EVENT_SUBSCRIBE_SCTP_AUTHENTICATION_EVENT) + if (!GET_MAP_VAL(env, eVal, atom_authentication, &eAuth)) + return esock_make_error(env, esock_atom_einval); +#endif + +#if defined(HAVE_STRUCT_SCTP_EVENT_SUBSCRIBE_SCTP_SENDER_DRY_EVENT) + if (!GET_MAP_VAL(env, eVal, atom_sender_dry, &eSndDry)) + return esock_make_error(env, esock_atom_einval); +#endif + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_events -> decode attributes\r\n") ); + + events.sctp_data_io_event = esock_decode_bool(eDataIn); + events.sctp_association_event = esock_decode_bool(eAssoc); + events.sctp_address_event = esock_decode_bool(eAddr); + events.sctp_send_failure_event = esock_decode_bool(eSndFailure); + events.sctp_peer_error_event = esock_decode_bool(ePeerError); + events.sctp_shutdown_event = esock_decode_bool(eShutdown); + events.sctp_partial_delivery_event = esock_decode_bool(ePartialDelivery); + events.sctp_adaptation_layer_event = esock_decode_bool(eAdaptLayer); +#if defined(HAVE_STRUCT_SCTP_EVENT_SUBSCRIBE_SCTP_AUTHENTICATION_EVENT) + events.sctp_authentication_event = esock_decode_bool(eAuth); +#endif +#if defined(HAVE_STRUCT_SCTP_EVENT_SUBSCRIBE_SCTP_SENDER_DRY_EVENT) + events.sctp_sender_dry_event = esock_decode_bool(eSndDry); +#endif + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_events -> set events option\r\n") ); + + res = socket_setopt(descP->sock, IPPROTO_SCTP, SCTP_EVENTS, + &events, sizeof(events)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_events -> done with" + "\r\n result: %T" + "\r\n", result) ); + + return result; + +} +#endif + + +/* nsetopt_lvl_sctp_initmsg - Level SCTP INITMSG option + */ +#if defined(SCTP_INITMSG) +static +ERL_NIF_TERM nsetopt_lvl_sctp_initmsg(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + ERL_NIF_TERM eNumOut, eMaxIn, eMaxAttempts, eMaxInitTO; + struct sctp_initmsg initMsg; + int res; + size_t sz; + unsigned int tmp; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_initmsg -> entry with" + "\r\n eVal: %T" + "\r\n", eVal) ); + + // It must be a map + if (!IS_MAP(env, eVal)) + return esock_make_error(env, esock_atom_einval); + + // It must have atleast ten attributes + if (!enif_get_map_size(env, eVal, &sz) || (sz < 4)) + return esock_make_error(env, esock_atom_einval); + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_initmsg -> extract attributes\r\n") ); + + if (!GET_MAP_VAL(env, eVal, atom_num_outstreams, &eNumOut)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_max_instreams, &eMaxIn)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_max_attempts, &eMaxAttempts)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_max_init_timeo, &eMaxInitTO)) + return esock_make_error(env, esock_atom_einval); + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_initmsg -> decode attributes\r\n") ); + + if (!GET_UINT(env, eNumOut, &tmp)) + return esock_make_error(env, esock_atom_einval); + initMsg.sinit_num_ostreams = (Uint16) tmp; + + if (!GET_UINT(env, eMaxIn, &tmp)) + return esock_make_error(env, esock_atom_einval); + initMsg.sinit_max_instreams = (Uint16) tmp; + + if (!GET_UINT(env, eMaxAttempts, &tmp)) + return esock_make_error(env, esock_atom_einval); + initMsg.sinit_max_attempts = (Uint16) tmp; + + if (!GET_UINT(env, eMaxInitTO, &tmp)) + return esock_make_error(env, esock_atom_einval); + initMsg.sinit_max_init_timeo = (Uint16) tmp; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_initmsg -> set initmsg option\r\n") ); + + res = socket_setopt(descP->sock, IPPROTO_SCTP, SCTP_INITMSG, + &initMsg, sizeof(initMsg)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_initmsg -> done with" + "\r\n result: %T" + "\r\n", result) ); + + return result; + +} +#endif + + +/* nsetopt_lvl_sctp_maxseg - Level SCTP MAXSEG option + */ +#if defined(SCTP_MAXSEG) +static +ERL_NIF_TERM nsetopt_lvl_sctp_maxseg(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_int_opt(env, descP, IPPROTO_SCTP, SCTP_MAXSEG, eVal); +} +#endif + + +/* nsetopt_lvl_sctp_nodelay - Level SCTP NODELAY option + */ +#if defined(SCTP_NODELAY) +static +ERL_NIF_TERM nsetopt_lvl_sctp_nodelay(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + return nsetopt_bool_opt(env, descP, IPPROTO_SCTP, SCTP_NODELAY, eVal); +} +#endif + + +/* nsetopt_lvl_sctp_rtoinfo - Level SCTP RTOINFO option + */ +#if defined(SCTP_RTOINFO) +static +ERL_NIF_TERM nsetopt_lvl_sctp_rtoinfo(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + ERL_NIF_TERM eAssocId, eInitial, eMax, eMin; + struct sctp_rtoinfo rtoInfo; + int res; + size_t sz; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_rtoinfo -> entry with" + "\r\n eVal: %T" + "\r\n", eVal) ); + + // It must be a map + if (!IS_MAP(env, eVal)) + return esock_make_error(env, esock_atom_einval); + + // It must have atleast ten attributes + if (!enif_get_map_size(env, eVal, &sz) || (sz < 4)) + return esock_make_error(env, esock_atom_einval); + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_rtoinfo -> extract attributes\r\n") ); + + if (!GET_MAP_VAL(env, eVal, atom_assoc_id, &eAssocId)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_initial, &eInitial)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_max, &eMax)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_MAP_VAL(env, eVal, atom_min, &eMin)) + return esock_make_error(env, esock_atom_einval); + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_rtoinfo -> decode attributes\r\n") ); + + /* On some platforms the assoc id is typed as an unsigned integer (uint32) + * So, to avoid warnings there, we always make an explicit cast... + * Also, size of types matter, so adjust for that... + */ + +#if (SIZEOF_INT == 4) + { + int tmpAssocId; + if (!GET_INT(env, eAssocId, &tmpAssocId)) + return esock_make_error(env, esock_atom_einval); + rtoInfo.srto_assoc_id = (typeof(rtoInfo.srto_assoc_id)) tmpAssocId; + } +#elif (SIZEOF_LONG == 4) + { + long tmpAssocId; + if (!GET_LONG(env, eAssocId, &tmpAssocId)) + return esock_make_error(env, esock_atom_einval); + rtoInfo.srto_assoc_id = (typeof(rtoInfo.srto_assoc_id)) tmpAssocId; + } +#else + SIZE CHECK FOR ASSOC ID FAILED +#endif + /* + if (!GET_INT(env, eAssocId, &tmpAssocId)) + return esock_make_error(env, esock_atom_einval); + rtoInfo.srto_assoc_id = (typeof(rtoInfo.srto_assoc_id)) tmpAssocId; + */ + + if (!GET_UINT(env, eInitial, &rtoInfo.srto_initial)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_UINT(env, eMax, &rtoInfo.srto_max)) + return esock_make_error(env, esock_atom_einval); + + if (!GET_UINT(env, eMin, &rtoInfo.srto_min)) + return esock_make_error(env, esock_atom_einval); + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_rtoinfo -> set associnfo option\r\n") ); + + res = socket_setopt(descP->sock, IPPROTO_SCTP, SCTP_RTOINFO, + &rtoInfo, sizeof(rtoInfo)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + SSDBG( descP, + ("SOCKET", "nsetopt_lvl_sctp_rtoinfo -> done with" + "\r\n result: %T" + "\r\n", result) ); + + return result; + +} +#endif + + + +#endif // defined(HAVE_SCTP) + + + + +/* nsetopt_bool_opt - set an option that has an (integer) bool value + */ +static +ERL_NIF_TERM nsetopt_bool_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + BOOLEAN_T val; + int ival, res; + + val = esock_decode_bool(eVal); + + ival = (val) ? 1 : 0; + res = socket_setopt(descP->sock, level, opt, &ival, sizeof(ival)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + return result; +} + + +/* nsetopt_int_opt - set an option that has an integer value + */ +static +ERL_NIF_TERM nsetopt_int_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + int val; + + if (GET_INT(env, eVal, &val)) { + int res; + + /* + SSDBG( descP, + ("SOCKET", "nsetopt_int_opt -> set option" + "\r\n opt: %d" + "\r\n val: %d" + "\r\n", opt, val) ); + */ + + res = socket_setopt(descP->sock, level, opt, &val, sizeof(val)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + } else { + result = esock_make_error(env, esock_atom_einval); + } + + return result; +} + + +/* nsetopt_str_opt - set an option that has an string value + */ +#if defined(USE_SETOPT_STR_OPT) +static +ERL_NIF_TERM nsetopt_str_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt, + int max, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + char* val = MALLOC(max); + + if (GET_STR(env, eVal, val, max) > 0) { + int optLen = strlen(val); + int res = socket_setopt(descP->sock, level, opt, &val, optLen); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + } else { + result = esock_make_error(env, esock_atom_einval); + } + + FREE(val); + + return result; +} +#endif + + +/* nsetopt_timeval_opt - set an option that has an (timeval) bool value + */ +static +ERL_NIF_TERM nsetopt_timeval_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt, + ERL_NIF_TERM eVal) +{ + ERL_NIF_TERM result; + struct timeval timeVal; + int res; + char* xres; + + SSDBG( descP, + ("SOCKET", "nsetopt_timeval_opt -> entry with" + "\r\n eVal: %T" + "\r\n", eVal) ); + + if ((xres = esock_decode_timeval(env, eVal, &timeVal)) != NULL) + return esock_make_error_str(env, xres); + + SSDBG( descP, + ("SOCKET", "nsetopt_timeval_opt -> set timeval option\r\n") ); + + res = socket_setopt(descP->sock, level, opt, &timeVal, sizeof(timeVal)); + + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + + SSDBG( descP, + ("SOCKET", "nsetopt_timeval_opt -> done with" + "\r\n result: %T" + "\r\n", result) ); + + return result; + +} + + + +static +BOOLEAN_T elevel2level(BOOLEAN_T isEncoded, + int eLevel, + BOOLEAN_T* isOTP, + int* level) +{ + BOOLEAN_T result; + + if (isEncoded) { + switch (eLevel) { + case SOCKET_OPT_LEVEL_OTP: + *isOTP = TRUE; + *level = -1; + result = TRUE; + break; + + case SOCKET_OPT_LEVEL_SOCKET: + *isOTP = FALSE; + *level = SOL_SOCKET; + result = TRUE; + break; + + case SOCKET_OPT_LEVEL_IP: + *isOTP = FALSE; +#if defined(SOL_IP) + *level = SOL_IP; +#else + *level = IPPROTO_IP; +#endif + result = TRUE; + break; + +#if defined(HAVE_IPV6) + case SOCKET_OPT_LEVEL_IPV6: + *isOTP = FALSE; +#if defined(SOL_IPV6) + *level = SOL_IPV6; +#else + *level = IPPROTO_IPV6; +#endif + result = TRUE; + break; +#endif + + case SOCKET_OPT_LEVEL_TCP: + *isOTP = FALSE; + *level = IPPROTO_TCP; + result = TRUE; + break; + + case SOCKET_OPT_LEVEL_UDP: + *isOTP = FALSE; + *level = IPPROTO_UDP; + result = TRUE; + break; + +#ifdef HAVE_SCTP + case SOCKET_OPT_LEVEL_SCTP: + *isOTP = FALSE; + *level = IPPROTO_SCTP; + result = TRUE; + break; +#endif + + default: + *isOTP = FALSE; + *level = -1; + result = FALSE; + break; + } + } else { + *isOTP = FALSE; + *level = eLevel; + result = TRUE; + } + + return result; +} + + + +/* +++ socket_setopt +++ + * + * <Per H @ Tail-f> + * The original code here had problems that possibly + * only occur if you abuse it for non-INET sockets, but anyway: + * a) If the getsockopt for SO_PRIORITY or IP_TOS failed, the actual + * requested setsockopt was never even attempted. + * b) If {get,set}sockopt for one of IP_TOS and SO_PRIORITY failed, + * but ditto for the other worked and that was actually the requested + * option, failure was still reported to erlang. + * </Per H @ Tail-f> + * + * <PaN> + * The relations between SO_PRIORITY, TOS and other options + * is not what you (or at least I) would expect...: + * If TOS is set after priority, priority is zeroed. + * If any other option is set after tos, tos might be zeroed. + * Therefore, save tos and priority. If something else is set, + * restore both after setting, if tos is set, restore only + * prio and if prio is set restore none... All to keep the + * user feeling socket options are independent. + * </PaN> + */ +static +int socket_setopt(int sock, int level, int opt, + const void* optVal, const socklen_t optLen) +{ + int res; + +#if defined(IP_TOS) && defined(SOL_IP) && defined(SO_PRIORITY) + int tmpIValPRIO; + int tmpIValTOS; + int resPRIO; + int resTOS; + SOCKOPTLEN_T tmpArgSzPRIO = sizeof(tmpIValPRIO); + SOCKOPTLEN_T tmpArgSzTOS = sizeof(tmpIValTOS); + + resPRIO = sock_getopt(sock, SOL_SOCKET, SO_PRIORITY, + &tmpIValPRIO, &tmpArgSzPRIO); + resTOS = sock_getopt(sock, SOL_IP, IP_TOS, + &tmpIValTOS, &tmpArgSzTOS); + + res = sock_setopt(sock, level, opt, optVal, optLen); + if (res == 0) { + + /* Ok, now we *maybe* need to "maybe" restore PRIO and TOS... + * maybe, possibly, ... + */ + + if (opt != SO_PRIORITY) { + if ((opt != IP_TOS) && (resTOS == 0)) { + resTOS = sock_setopt(sock, SOL_IP, IP_TOS, + (void *) &tmpIValTOS, + tmpArgSzTOS); + res = resTOS; + } + if ((res == 0) && (resPRIO == 0)) { + resPRIO = sock_setopt(sock, SOL_SOCKET, SO_PRIORITY, + &tmpIValPRIO, + tmpArgSzPRIO); + + /* Some kernels set a SO_PRIORITY by default + * that you are not permitted to reset, + * silently ignore this error condition. + */ + + if ((resPRIO != 0) && (sock_errno() == EPERM)) { + res = 0; + } else { + res = resPRIO; + } + } + } + } + +#else + + res = sock_setopt(sock, level, opt, optVal, optLen); + +#endif + + return res; +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_getopt + * + * Description: + * Get socket option. + * Its possible to use a "raw" mode (not encoded). That is, we do not + * interpret level and opt. They are passed "as is" to the + * getsockopt function call. The value in this case will "copied" as + * is and provided to the user in the form of a binary. + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + * IsEncoded - Are the "arguments" encoded or not. + * Level - Level of the socket option. + * Opt - The socket option. + */ + +static +ERL_NIF_TERM nif_getopt(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + int eLevel, level = -1; + ERL_NIF_TERM eIsEncoded, eOpt; + BOOLEAN_T isEncoded, isOTP; + + SGDBG( ("SOCKET", "nif_getopt -> entry with argc: %d\r\n", argc) ); + + if ((argc != 4) || + !enif_get_resource(env, argv[0], sockets, (void**) &descP) || + !GET_INT(env, argv[2], &eLevel)) { + SGDBG( ("SOCKET", "nif_getopt -> failed processing args\r\n") ); + return enif_make_badarg(env); + } + eIsEncoded = argv[1]; + eOpt = argv[3]; // Is "normally" an int, but if raw mode: {Int, ValueSz} + + if (IS_CLOSED(descP) || IS_CLOSING(descP)) + return esock_make_error(env, atom_closed); + + SSDBG( descP, + ("SOCKET", "nif_getopt -> args when sock = %d:" + "\r\n Socket: %T" + "\r\n eIsEncoded: %T" + "\r\n eLevel: %d" + "\r\n eOpt: %T" + "\r\n", descP->sock, argv[0], eIsEncoded, eLevel, eOpt) ); + + isEncoded = esock_decode_bool(eIsEncoded); + + if (!elevel2level(isEncoded, eLevel, &isOTP, &level)) + return esock_make_error(env, esock_atom_einval); + + return ngetopt(env, descP, isEncoded, isOTP, level, eOpt); +#endif // if defined(__WIN32__) +} + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM ngetopt(ErlNifEnv* env, + SocketDescriptor* descP, + BOOLEAN_T isEncoded, + BOOLEAN_T isOTP, + int level, + ERL_NIF_TERM eOpt) +{ + ERL_NIF_TERM result; + int opt; + + SSDBG( descP, + ("SOCKET", "ngetopt -> entry with" + "\r\n isEncoded: %s" + "\r\n isOTP: %s" + "\r\n level: %d" + "\r\n eOpt: %T" + "\r\n", B2S(isEncoded), B2S(isOTP), level, eOpt) ); + + if (isOTP) { + /* These are not actual socket options, + * but options for our implementation. + */ + if (GET_INT(env, eOpt, &opt)) + result = ngetopt_otp(env, descP, opt); + else + result = esock_make_error(env, esock_atom_einval); + } else if (!isEncoded) { + result = ngetopt_native(env, descP, level, eOpt); + } else { + if (GET_INT(env, eOpt, &opt)) + result = ngetopt_level(env, descP, level, opt); + else + result = esock_make_error(env, esock_atom_einval); + } + + SSDBG( descP, + ("SOCKET", "ngetopt -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + + +/* ngetopt_otp - Handle OTP (level) options + */ +static +ERL_NIF_TERM ngetopt_otp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "ngetopt_otp -> entry with" + "\r\n eOpt: %d" + "\r\n", eOpt) ); + + switch (eOpt) { + case SOCKET_OPT_OTP_DEBUG: + result = ngetopt_otp_debug(env, descP); + break; + + case SOCKET_OPT_OTP_IOW: + result = ngetopt_otp_iow(env, descP); + break; + + case SOCKET_OPT_OTP_CTRL_PROC: + result = ngetopt_otp_ctrl_proc(env, descP); + break; + + case SOCKET_OPT_OTP_RCVBUF: + result = ngetopt_otp_rcvbuf(env, descP); + break; + + case SOCKET_OPT_OTP_RCVCTRLBUF: + result = ngetopt_otp_rcvctrlbuf(env, descP); + break; + + case SOCKET_OPT_OTP_SNDCTRLBUF: + result = ngetopt_otp_sndctrlbuf(env, descP); + break; + + case SOCKET_OPT_OTP_FD: + result = ngetopt_otp_fd(env, descP); + break; + + /* *** INTERNAL *** */ + case SOCKET_OPT_OTP_DOMAIN: + result = ngetopt_otp_domain(env, descP); + break; + + case SOCKET_OPT_OTP_TYPE: + result = ngetopt_otp_type(env, descP); + break; + + case SOCKET_OPT_OTP_PROTOCOL: + result = ngetopt_otp_protocol(env, descP); + break; + + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + + SSDBG( descP, + ("SOCKET", "ngetopt_otp -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + +/* ngetopt_otp_debug - Handle the OTP (level) debug option + */ +static +ERL_NIF_TERM ngetopt_otp_debug(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM eVal = esock_encode_bool(descP->dbg); + + return esock_make_ok2(env, eVal); +} + + +/* ngetopt_otp_iow - Handle the OTP (level) iow option + */ +static +ERL_NIF_TERM ngetopt_otp_iow(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM eVal = esock_encode_bool(descP->iow); + + return esock_make_ok2(env, eVal); +} + + +/* ngetopt_otp_ctrl_proc - Handle the OTP (level) controlling_process option + */ +static +ERL_NIF_TERM ngetopt_otp_ctrl_proc(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM eVal = MKPID(env, &descP->ctrlPid); + + return esock_make_ok2(env, eVal); +} + + + +/* ngetopt_otp_rcvbuf - Handle the OTP (level) rcvbuf option + */ +static +ERL_NIF_TERM ngetopt_otp_rcvbuf(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM eVal; + + if (descP->rNum == 0) { + eVal = MKI(env, descP->rBufSz); + } else { + eVal = MKT2(env, MKI(env, descP->rNum), MKI(env, descP->rBufSz)); + } + + return esock_make_ok2(env, eVal); +} + + +/* ngetopt_otp_rcvctrlbuf - Handle the OTP (level) rcvctrlbuf option + */ +static +ERL_NIF_TERM ngetopt_otp_rcvctrlbuf(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM eVal = MKI(env, descP->rCtrlSz); + + return esock_make_ok2(env, eVal); +} + + +/* ngetopt_otp_sndctrlbuf - Handle the OTP (level) sndctrlbuf option + */ +static +ERL_NIF_TERM ngetopt_otp_sndctrlbuf(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM eVal = MKI(env, descP->wCtrlSz); + + return esock_make_ok2(env, eVal); +} + + +/* ngetopt_otp_fd - Handle the OTP (level) fd option + */ +static +ERL_NIF_TERM ngetopt_otp_fd(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM eVal = MKI(env, descP->sock); + + return esock_make_ok2(env, eVal); +} + + +/* ngetopt_otp_domain - Handle the OTP (level) domain option + */ +static +ERL_NIF_TERM ngetopt_otp_domain(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM result, reason; + int val = descP->domain; + + switch (val) { + case AF_INET: + result = esock_make_ok2(env, esock_atom_inet); + break; + +#if defined(HAVE_IN6) && defined(AF_INET6) + case AF_INET6: + result = esock_make_ok2(env, esock_atom_inet6); + break; +#endif + +#if defined(HAVE_SYS_UN_H) + case AF_UNIX: + result = esock_make_ok2(env, esock_atom_local); + break; +#endif + + default: + reason = MKT2(env, esock_atom_unknown, MKI(env, val)); + result = esock_make_error(env, reason); + break; + } + + return result; +} + + +/* ngetopt_otp_type - Handle the OTP (level) type options. + */ +static +ERL_NIF_TERM ngetopt_otp_type(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM result, reason; + int val = descP->type; + + switch (val) { + case SOCK_STREAM: + result = esock_make_ok2(env, esock_atom_stream); + break; + + case SOCK_DGRAM: + result = esock_make_ok2(env, esock_atom_dgram); + break; + +#ifdef HAVE_SCTP + case SOCK_SEQPACKET: + result = esock_make_ok2(env, esock_atom_seqpacket); + break; +#endif + case SOCK_RAW: + result = esock_make_ok2(env, esock_atom_raw); + break; + + case SOCK_RDM: + result = esock_make_ok2(env, esock_atom_rdm); + break; + + default: + reason = MKT2(env, esock_atom_unknown, MKI(env, val)); + result = esock_make_error(env, reason); + break; + } + + return result; +} + + +/* ngetopt_otp_protocol - Handle the OTP (level) protocol options. + */ +static +ERL_NIF_TERM ngetopt_otp_protocol(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM result, reason; + int val = descP->protocol; + + switch (val) { + case IPPROTO_IP: + result = esock_make_ok2(env, esock_atom_ip); + break; + + case IPPROTO_TCP: + result = esock_make_ok2(env, esock_atom_tcp); + break; + + case IPPROTO_UDP: + result = esock_make_ok2(env, esock_atom_udp); + break; + +#if defined(HAVE_SCTP) + case IPPROTO_SCTP: + result = esock_make_ok2(env, esock_atom_sctp); + break; +#endif + + default: + reason = MKT2(env, esock_atom_unknown, MKI(env, val)); + result = esock_make_error(env, reason); + break; + } + + return result; +} + + + +/* The option has *not* been encoded. Instead it has been provided + * in "native mode" (option is provided as is). In this case it will have the + * format: {NativeOpt :: integer(), ValueSize :: non_neg_integer()} + */ +static +ERL_NIF_TERM ngetopt_native(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + ERL_NIF_TERM eOpt) +{ + ERL_NIF_TERM result = enif_make_badarg(env); + int opt; + Uint16 valueType; + SOCKOPTLEN_T valueSz; + + SSDBG( descP, + ("SOCKET", "ngetopt_native -> entry with" + "\r\n level: %d" + "\r\n eOpt: %T" + "\r\n", level, eOpt) ); + + /* <KOLLA> + * We should really make it possible to specify more common specific types, + * such as integer or boolean (instead of the size)... + * </KOLLA> + */ + + if (decode_native_get_opt(env, eOpt, &opt, &valueType, (int*) &valueSz)) { + + SSDBG( descP, + ("SOCKET", "ngetopt_native -> decoded opt" + "\r\n valueType: %d (%s)" + "\r\n ValueSize: %d" + "\r\n", valueType, VT2S(valueType), valueSz) ); + + switch (valueType) { + case SOCKET_OPT_VALUE_TYPE_UNSPEC: + result = ngetopt_native_unspec(env, descP, level, opt, valueSz); + break; + case SOCKET_OPT_VALUE_TYPE_INT: + result = ngetopt_int_opt(env, descP, level, opt); + break; + case SOCKET_OPT_VALUE_TYPE_BOOL: + result = ngetopt_bool_opt(env, descP, level, opt); + break; + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + } else { + result = esock_make_error(env, esock_atom_einval); + } + + SSDBG( descP, + ("SOCKET", "ngetopt_native -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + +static +ERL_NIF_TERM ngetopt_native_unspec(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt, + SOCKOPTLEN_T valueSz) +{ + ERL_NIF_TERM result = esock_make_error(env, esock_atom_einval); + int res; + + SSDBG( descP, + ("SOCKET", "ngetopt_native_unspec -> entry with" + "\r\n level: %d" + "\r\n opt: %d" + "\r\n valueSz: %d" + "\r\n", level, opt, valueSz) ); + + if (valueSz == 0) { + res = sock_getopt(descP->sock, level, opt, NULL, NULL); + if (res != 0) + result = esock_make_error_errno(env, sock_errno()); + else + result = esock_atom_ok; + } else { + SOCKOPTLEN_T vsz = valueSz; + ErlNifBinary val; + + SSDBG( descP, ("SOCKET", "ngetopt_native_unspec -> try alloc buffer\r\n") ); + + if (ALLOC_BIN(vsz, &val)) { + int saveErrno; + res = sock_getopt(descP->sock, level, opt, val.data, &vsz); + if (res != 0) { + saveErrno = sock_errno(); + + result = esock_make_error_errno(env, saveErrno); + } else { + + /* Did we use all of the buffer? */ + if (vsz == val.size) { + + result = esock_make_ok2(env, MKBIN(env, &val)); + + } else { + + ERL_NIF_TERM tmp; + + tmp = MKBIN(env, &val); + tmp = MKSBIN(env, tmp, 0, vsz); + + result = esock_make_ok2(env, tmp); + } + } + } else { + result = enif_make_badarg(env); + } + } + + SSDBG( descP, + ("SOCKET", "ngetopt_native_unspec -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + + +/* ngetopt_level - A "proper" level (option) has been specified + */ +static +ERL_NIF_TERM ngetopt_level(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int eOpt) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "ngetopt_level -> entry with" + "\r\n level: %d" + "\r\n eOpt: %d" + "\r\n", level, eOpt) ); + + switch (level) { + case SOL_SOCKET: + result = ngetopt_lvl_socket(env, descP, eOpt); + break; + +#if defined(SOL_IP) + case SOL_IP: +#else + case IPPROTO_IP: +#endif + result = ngetopt_lvl_ip(env, descP, eOpt); + break; + +#if defined(HAVE_IPV6) +#if defined(SOL_IPV6) + case SOL_IPV6: +#else + case IPPROTO_IPV6: +#endif + result = ngetopt_lvl_ipv6(env, descP, eOpt); + break; +#endif + + case IPPROTO_TCP: + result = ngetopt_lvl_tcp(env, descP, eOpt); + break; + + case IPPROTO_UDP: + result = ngetopt_lvl_udp(env, descP, eOpt); + break; + +#if defined(HAVE_SCTP) + case IPPROTO_SCTP: + result = ngetopt_lvl_sctp(env, descP, eOpt); + break; +#endif + + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + + SSDBG( descP, + ("SOCKET", "ngetopt_level -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + +/* ngetopt_lvl_socket - Level *SOCKET* option + */ +static +ERL_NIF_TERM ngetopt_lvl_socket(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "ngetopt_lvl_socket -> entry with" + "\r\n eOpt: %d" + "\r\n", eOpt) ); + + switch (eOpt) { +#if defined(SO_ACCEPTCONN) + case SOCKET_OPT_SOCK_ACCEPTCONN: + result = ngetopt_lvl_sock_acceptconn(env, descP); + break; +#endif + +#if defined(SO_BINDTODEVICE) + case SOCKET_OPT_SOCK_BINDTODEVICE: + result = ngetopt_lvl_sock_bindtodevice(env, descP); + break; +#endif + +#if defined(SO_BROADCAST) + case SOCKET_OPT_SOCK_BROADCAST: + result = ngetopt_lvl_sock_broadcast(env, descP); + break; +#endif + +#if defined(SO_DEBUG) + case SOCKET_OPT_SOCK_DEBUG: + result = ngetopt_lvl_sock_debug(env, descP); + break; +#endif + +#if defined(SO_DOMAIN) + case SOCKET_OPT_SOCK_DOMAIN: + result = ngetopt_lvl_sock_domain(env, descP); + break; +#endif + +#if defined(SO_DONTROUTE) + case SOCKET_OPT_SOCK_DONTROUTE: + result = ngetopt_lvl_sock_dontroute(env, descP); + break; +#endif + +#if defined(SO_KEEPALIVE) + case SOCKET_OPT_SOCK_KEEPALIVE: + result = ngetopt_lvl_sock_keepalive(env, descP); + break; +#endif + +#if defined(SO_LINGER) + case SOCKET_OPT_SOCK_LINGER: + result = ngetopt_lvl_sock_linger(env, descP); + break; +#endif + +#if defined(SO_OOBINLINE) + case SOCKET_OPT_SOCK_OOBINLINE: + result = ngetopt_lvl_sock_oobinline(env, descP); + break; +#endif + +#if defined(SO_PEEK_OFF) + case SOCKET_OPT_SOCK_PEEK_OFF: + result = ngetopt_lvl_sock_peek_off(env, descP); + break; +#endif + +#if defined(SO_PRIORITY) + case SOCKET_OPT_SOCK_PRIORITY: + result = ngetopt_lvl_sock_priority(env, descP); + break; +#endif + +#if defined(SO_PROTOCOL) + case SOCKET_OPT_SOCK_PROTOCOL: + result = ngetopt_lvl_sock_protocol(env, descP); + break; +#endif + +#if defined(SO_RCVBUF) + case SOCKET_OPT_SOCK_RCVBUF: + result = ngetopt_lvl_sock_rcvbuf(env, descP); + break; +#endif + +#if defined(SO_RCVLOWAT) + case SOCKET_OPT_SOCK_RCVLOWAT: + result = ngetopt_lvl_sock_rcvlowat(env, descP); + break; +#endif + +#if defined(SO_RCVTIMEO) + case SOCKET_OPT_SOCK_RCVTIMEO: + result = ngetopt_lvl_sock_rcvtimeo(env, descP); + break; +#endif + +#if defined(SO_REUSEADDR) + case SOCKET_OPT_SOCK_REUSEADDR: + result = ngetopt_lvl_sock_reuseaddr(env, descP); + break; +#endif + +#if defined(SO_REUSEPORT) + case SOCKET_OPT_SOCK_REUSEPORT: + result = ngetopt_lvl_sock_reuseport(env, descP); + break; +#endif + +#if defined(SO_SNDBUF) + case SOCKET_OPT_SOCK_SNDBUF: + result = ngetopt_lvl_sock_sndbuf(env, descP); + break; +#endif + +#if defined(SO_SNDLOWAT) + case SOCKET_OPT_SOCK_SNDLOWAT: + result = ngetopt_lvl_sock_sndlowat(env, descP); + break; +#endif + +#if defined(SO_SNDTIMEO) + case SOCKET_OPT_SOCK_SNDTIMEO: + result = ngetopt_lvl_sock_sndtimeo(env, descP); + break; +#endif + +#if defined(SO_TIMESTAMP) + case SOCKET_OPT_SOCK_TIMESTAMP: + result = ngetopt_lvl_sock_timestamp(env, descP); + break; +#endif + +#if defined(SO_TYPE) + case SOCKET_OPT_SOCK_TYPE: + result = ngetopt_lvl_sock_type(env, descP); + break; +#endif + + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + + SSDBG( descP, + ("SOCKET", "ngetopt_lvl_socket -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + +#if defined(SO_ACCEPTCONN) +static +ERL_NIF_TERM ngetopt_lvl_sock_acceptconn(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_bool_opt(env, descP, SOL_SOCKET, SO_ACCEPTCONN); +} +#endif + + +#if defined(SO_BINDTODEVICE) +static +ERL_NIF_TERM ngetopt_lvl_sock_bindtodevice(ErlNifEnv* env, + SocketDescriptor* descP) +{ + SSDBG( descP, + ("SOCKET", "ngetopt_lvl_sock_bindtodevice -> entry with\r\n") ); + + return ngetopt_str_opt(env, descP, SOL_SOCKET, SO_BROADCAST, IFNAMSIZ+1); +} +#endif + + +#if defined(SO_BROADCAST) +static +ERL_NIF_TERM ngetopt_lvl_sock_broadcast(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_bool_opt(env, descP, SOL_SOCKET, SO_BROADCAST); +} +#endif + + +#if defined(SO_DEBUG) +static +ERL_NIF_TERM ngetopt_lvl_sock_debug(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_int_opt(env, descP, SOL_SOCKET, SO_DEBUG); +} +#endif + + +#if defined(SO_DOMAIN) +static +ERL_NIF_TERM ngetopt_lvl_sock_domain(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM result, reason; + int val; + SOCKOPTLEN_T valSz = sizeof(val); + int res; + + res = sock_getopt(descP->sock, SOL_SOCKET, SO_DOMAIN, + &val, &valSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + switch (val) { + case AF_INET: + result = esock_make_ok2(env, esock_atom_inet); + break; + +#if defined(HAVE_IN6) && defined(AF_INET6) + case AF_INET6: + result = esock_make_ok2(env, esock_atom_inet6); + break; +#endif + +#ifdef HAVE_SYS_UN_H + case AF_UNIX: + result = esock_make_ok2(env, esock_atom_local); + break; +#endif + + default: + reason = MKT2(env, esock_atom_unknown, MKI(env, val)); + result = esock_make_error(env, reason); + break; + } + } + + return result; +} +#endif + + +#if defined(SO_DONTROUTE) +static +ERL_NIF_TERM ngetopt_lvl_sock_dontroute(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_bool_opt(env, descP, SOL_SOCKET, SO_DONTROUTE); +} +#endif + + +#if defined(SO_KEEPALIVE) +static +ERL_NIF_TERM ngetopt_lvl_sock_keepalive(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_bool_opt(env, descP, SOL_SOCKET, SO_KEEPALIVE); +} +#endif + + +#if defined(SO_LINGER) +static +ERL_NIF_TERM ngetopt_lvl_sock_linger(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM result; + struct linger val; + SOCKOPTLEN_T valSz = sizeof(val); + int res; + + sys_memzero((void *) &val, sizeof(val)); + + res = sock_getopt(descP->sock, SOL_SOCKET, SO_LINGER, + &val, &valSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + ERL_NIF_TERM lOnOff = ((val.l_onoff) ? atom_true : atom_false); + ERL_NIF_TERM lSecs = MKI(env, val.l_linger); + ERL_NIF_TERM linger = MKT2(env, lOnOff, lSecs); + + result = esock_make_ok2(env, linger); + } + + return result; +} +#endif + + +#if defined(SO_OOBINLINE) +static +ERL_NIF_TERM ngetopt_lvl_sock_oobinline(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_bool_opt(env, descP, SOL_SOCKET, SO_OOBINLINE); +} +#endif + + +#if defined(SO_PEEK_OFF) +static +ERL_NIF_TERM ngetopt_lvl_sock_peek_off(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_int_opt(env, descP, SOL_SOCKET, SO_PEEK_OFF); +} +#endif + + +#if defined(SO_PRIORITY) +static +ERL_NIF_TERM ngetopt_lvl_sock_priority(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_int_opt(env, descP, SOL_SOCKET, SO_PRIORITY); +} +#endif + + +#if defined(SO_PROTOCOL) +static +ERL_NIF_TERM ngetopt_lvl_sock_protocol(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM result, reason; + int val; + SOCKOPTLEN_T valSz = sizeof(val); + int res; + + res = sock_getopt(descP->sock, SOL_SOCKET, SO_PROTOCOL, + &val, &valSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + switch (val) { + case IPPROTO_IP: + result = esock_make_ok2(env, esock_atom_ip); + break; + + case IPPROTO_TCP: + result = esock_make_ok2(env, esock_atom_tcp); + break; + + case IPPROTO_UDP: + result = esock_make_ok2(env, esock_atom_udp); + break; + +#if defined(HAVE_SCTP) + case IPPROTO_SCTP: + result = esock_make_ok2(env, esock_atom_sctp); + break; +#endif + + default: + reason = MKT2(env, esock_atom_unknown, MKI(env, val)); + result = esock_make_error(env, reason); + break; + } + } + + return result; +} +#endif + + +#if defined(SO_RCVBUF) +static +ERL_NIF_TERM ngetopt_lvl_sock_rcvbuf(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_int_opt(env, descP, SOL_SOCKET, SO_RCVBUF); +} +#endif + + +#if defined(SO_RCVLOWAT) +static +ERL_NIF_TERM ngetopt_lvl_sock_rcvlowat(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_int_opt(env, descP, SOL_SOCKET, SO_RCVLOWAT); +} +#endif + + +#if defined(SO_RCVTIMEO) +static +ERL_NIF_TERM ngetopt_lvl_sock_rcvtimeo(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_timeval_opt(env, descP, SOL_SOCKET, SO_RCVTIMEO); +} +#endif + + +#if defined(SO_REUSEADDR) +static +ERL_NIF_TERM ngetopt_lvl_sock_reuseaddr(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_bool_opt(env, descP, SOL_SOCKET, SO_REUSEADDR); +} +#endif + + +#if defined(SO_REUSEPORT) +static +ERL_NIF_TERM ngetopt_lvl_sock_reuseport(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_bool_opt(env, descP, SOL_SOCKET, SO_REUSEPORT); +} +#endif + + +#if defined(SO_SNDBUF) +static +ERL_NIF_TERM ngetopt_lvl_sock_sndbuf(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_int_opt(env, descP, SOL_SOCKET, SO_SNDBUF); +} +#endif + + +#if defined(SO_SNDLOWAT) +static +ERL_NIF_TERM ngetopt_lvl_sock_sndlowat(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_int_opt(env, descP, SOL_SOCKET, SO_SNDLOWAT); +} +#endif + + +#if defined(SO_SNDTIMEO) +static +ERL_NIF_TERM ngetopt_lvl_sock_sndtimeo(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_timeval_opt(env, descP, SOL_SOCKET, SO_SNDTIMEO); +} +#endif + + +#if defined(SO_TIMESTAMP) +static +ERL_NIF_TERM ngetopt_lvl_sock_timestamp(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_bool_opt(env, descP, SOL_SOCKET, SO_TIMESTAMP); +} +#endif + + +#if defined(SO_TYPE) +static +ERL_NIF_TERM ngetopt_lvl_sock_type(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM result, reason; + int val; + SOCKOPTLEN_T valSz = sizeof(val); + int res; + + res = sock_getopt(descP->sock, SOL_SOCKET, SO_TYPE, &val, &valSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + switch (val) { + case SOCK_STREAM: + result = esock_make_ok2(env, esock_atom_stream); + break; + case SOCK_DGRAM: + result = esock_make_ok2(env, esock_atom_dgram); + break; +#ifdef HAVE_SCTP + case SOCK_SEQPACKET: + result = esock_make_ok2(env, esock_atom_seqpacket); + break; +#endif + case SOCK_RAW: + result = esock_make_ok2(env, esock_atom_raw); + break; + case SOCK_RDM: + result = esock_make_ok2(env, esock_atom_rdm); + break; + default: + reason = MKT2(env, esock_atom_unknown, MKI(env, val)); + result = esock_make_error(env, reason); + break; + } + } + + return result; +} +#endif + + +/* ngetopt_lvl_ip - Level *IP* option(s) + */ +static +ERL_NIF_TERM ngetopt_lvl_ip(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "ngetopt_lvl_ip -> entry with" + "\r\n eOpt: %d" + "\r\n", eOpt) ); + + switch (eOpt) { +#if defined(IP_FREEBIND) + case SOCKET_OPT_IP_FREEBIND: + result = ngetopt_lvl_ip_freebind(env, descP); + break; +#endif + +#if defined(IP_HDRINCL) + case SOCKET_OPT_IP_HDRINCL: + result = ngetopt_lvl_ip_hdrincl(env, descP); + break; +#endif + +#if defined(IP_MINTTL) + case SOCKET_OPT_IP_MINTTL: + result = ngetopt_lvl_ip_minttl(env, descP); + break; +#endif + +#if defined(IP_MTU) + case SOCKET_OPT_IP_MTU: + result = ngetopt_lvl_ip_mtu(env, descP); + break; +#endif + +#if defined(IP_MTU_DISCOVER) + case SOCKET_OPT_IP_MTU_DISCOVER: + result = ngetopt_lvl_ip_mtu_discover(env, descP); + break; +#endif + +#if defined(IP_MULTICAST_ALL) + case SOCKET_OPT_IP_MULTICAST_ALL: + result = ngetopt_lvl_ip_multicast_all(env, descP); + break; +#endif + +#if defined(IP_MULTICAST_IF) + case SOCKET_OPT_IP_MULTICAST_IF: + result = ngetopt_lvl_ip_multicast_if(env, descP); + break; +#endif + +#if defined(IP_MULTICAST_LOOP) + case SOCKET_OPT_IP_MULTICAST_LOOP: + result = ngetopt_lvl_ip_multicast_loop(env, descP); + break; +#endif + +#if defined(IP_MULTICAST_TTL) + case SOCKET_OPT_IP_MULTICAST_TTL: + result = ngetopt_lvl_ip_multicast_ttl(env, descP); + break; +#endif + +#if defined(IP_NODEFRAG) + case SOCKET_OPT_IP_NODEFRAG: + result = ngetopt_lvl_ip_nodefrag(env, descP); + break; +#endif + +#if defined(IP_PKTINFO) + case SOCKET_OPT_IP_PKTINFO: + result = ngetopt_lvl_ip_pktinfo(env, descP); + break; +#endif + +#if defined(IP_RECVDSTADDR) + case SOCKET_OPT_IP_RECVDSTADDR: + result = ngetopt_lvl_ip_recvdstaddr(env, descP); + break; +#endif + +#if defined(IP_RECVERR) + case SOCKET_OPT_IP_RECVERR: + result = ngetopt_lvl_ip_recverr(env, descP); + break; +#endif + +#if defined(IP_RECVIF) + case SOCKET_OPT_IP_RECVIF: + result = ngetopt_lvl_ip_recvif(env, descP); + break; +#endif + +#if defined(IP_RECVOPTS) + case SOCKET_OPT_IP_RECVOPTS: + result = ngetopt_lvl_ip_recvopts(env, descP); + break; +#endif + +#if defined(IP_RECVORIGDSTADDR) + case SOCKET_OPT_IP_RECVORIGDSTADDR: + result = ngetopt_lvl_ip_recvorigdstaddr(env, descP); + break; +#endif + +#if defined(IP_RECVTOS) + case SOCKET_OPT_IP_RECVTOS: + result = ngetopt_lvl_ip_recvtos(env, descP); + break; +#endif + +#if defined(IP_RECVTTL) + case SOCKET_OPT_IP_RECVTTL: + result = ngetopt_lvl_ip_recvttl(env, descP); + break; +#endif + +#if defined(IP_RETOPTS) + case SOCKET_OPT_IP_RETOPTS: + result = ngetopt_lvl_ip_retopts(env, descP); + break; +#endif + +#if defined(IP_ROUTER_ALERT) + case SOCKET_OPT_IP_ROUTER_ALERT: + result = ngetopt_lvl_ip_router_alert(env, descP); + break; +#endif + +#if defined(IP_SENDSRCADDR) + case SOCKET_OPT_IP_SENDSRCADDR: + result = ngetopt_lvl_ip_sendsrcaddr(env, descP); + break; +#endif + +#if defined(IP_TOS) + case SOCKET_OPT_IP_TOS: + result = ngetopt_lvl_ip_tos(env, descP); + break; +#endif + +#if defined(IP_TRANSPARENT) + case SOCKET_OPT_IP_TRANSPARENT: + result = ngetopt_lvl_ip_transparent(env, descP); + break; +#endif + +#if defined(IP_TTL) + case SOCKET_OPT_IP_TTL: + result = ngetopt_lvl_ip_ttl(env, descP); + break; +#endif + + default: + SSDBG( descP, + ("SOCKET", "ngetopt_lvl_ip -> unknown opt %d\r\n", eOpt) ); + result = esock_make_error(env, esock_atom_einval); + break; + } + + SSDBG( descP, + ("SOCKET", "ngetopt_lvl_ip -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + +/* ngetopt_lvl_ip_minttl - Level IP MINTTL option + */ +#if defined(IP_MINTTL) +static +ERL_NIF_TERM ngetopt_lvl_ip_minttl(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_int_opt(env, descP, level, IP_MINTTL); +} +#endif + + +/* ngetopt_lvl_ip_freebind - Level IP FREEBIND option + */ +#if defined(IP_FREEBIND) +static +ERL_NIF_TERM ngetopt_lvl_ip_freebind(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_FREEBIND); +} +#endif + + +/* ngetopt_lvl_ip_hdrincl - Level IP HDRINCL option + */ +#if defined(IP_HDRINCL) +static +ERL_NIF_TERM ngetopt_lvl_ip_hdrincl(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_HDRINCL); +} +#endif + + +/* ngetopt_lvl_ip_mtu - Level IP MTU option + */ +#if defined(IP_MTU) +static +ERL_NIF_TERM ngetopt_lvl_ip_mtu(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_int_opt(env, descP, level, IP_MTU); +} +#endif + + +/* ngetopt_lvl_ip_mtu_discover - Level IP MTU_DISCOVER option + */ +#if defined(IP_MTU_DISCOVER) +static +ERL_NIF_TERM ngetopt_lvl_ip_mtu_discover(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM result; + ERL_NIF_TERM eMtuDisc; + int mtuDisc; + SOCKOPTLEN_T mtuDiscSz = sizeof(mtuDisc); + int res; +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + res = sock_getopt(descP->sock, level, IP_MTU_DISCOVER, + &mtuDisc, &mtuDiscSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + encode_ip_pmtudisc(env, mtuDisc, &eMtuDisc); + result = esock_make_ok2(env, eMtuDisc); + } + + return result; + +} +#endif + + +/* ngetopt_lvl_ip_multicast_all - Level IP MULTICAST_ALL option + */ +#if defined(IP_MULTICAST_ALL) +static +ERL_NIF_TERM ngetopt_lvl_ip_multicast_all(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_MULTICAST_ALL); +} +#endif + + +/* ngetopt_lvl_ip_multicast_if - Level IP MULTICAST_IF option + */ +#if defined(IP_MULTICAST_IF) +static +ERL_NIF_TERM ngetopt_lvl_ip_multicast_if(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM result; + ERL_NIF_TERM eAddr; + struct in_addr ifAddr; + SOCKOPTLEN_T ifAddrSz = sizeof(ifAddr); + char* xres; + int res; +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + res = sock_getopt(descP->sock, level, IP_MULTICAST_IF, &ifAddr, &ifAddrSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + if ((xres = esock_encode_ip4_address(env, &ifAddr, &eAddr)) != NULL) { + result = esock_make_error_str(env, xres); + } else { + result = esock_make_ok2(env, eAddr); + } + } + + return result; + +} +#endif + + +/* ngetopt_lvl_ip_multicast_loop - Level IP MULTICAST_LOOP option + */ +#if defined(IP_MULTICAST_LOOP) +static +ERL_NIF_TERM ngetopt_lvl_ip_multicast_loop(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_MULTICAST_LOOP); +} +#endif + + +/* ngetopt_lvl_ip_multicast_ttl - Level IP MULTICAST_TTL option + */ +#if defined(IP_MULTICAST_TTL) +static +ERL_NIF_TERM ngetopt_lvl_ip_multicast_ttl(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_int_opt(env, descP, level, IP_MULTICAST_TTL); +} +#endif + + +/* ngetopt_lvl_ip_nodefrag - Level IP NODEFRAG option + */ +#if defined(IP_NODEFRAG) +static +ERL_NIF_TERM ngetopt_lvl_ip_nodefrag(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_NODEFRAG); +} +#endif + + +/* ngetopt_lvl_ip_pktinfo - Level IP PKTINFO option + */ +#if defined(IP_PKTINFO) +static +ERL_NIF_TERM ngetopt_lvl_ip_pktinfo(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_PKTINFO); +} +#endif + + +/* ngetopt_lvl_ip_recvtos - Level IP RECVTOS option + */ +#if defined(IP_RECVTOS) +static +ERL_NIF_TERM ngetopt_lvl_ip_recvtos(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_RECVTOS); +} +#endif + + +/* ngetopt_lvl_ip_recvdstaddr - Level IP RECVDSTADDR option + */ +#if defined(IP_RECVDSTADDR) +static +ERL_NIF_TERM ngetopt_lvl_ip_recvdstaddr(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_RECVDSTADDR); +} +#endif + + +/* ngetopt_lvl_ip_recverr - Level IP RECVERR option + */ +#if defined(IP_RECVERR) +static +ERL_NIF_TERM ngetopt_lvl_ip_recverr(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_RECVERR); +} +#endif + + +/* ngetopt_lvl_ip_recvif - Level IP RECVIF option + */ +#if defined(IP_RECVIF) +static +ERL_NIF_TERM ngetopt_lvl_ip_recvif(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_RECVIF); +} +#endif + + +/* ngetopt_lvl_ip_recvopt - Level IP RECVOPTS option + */ +#if defined(IP_RECVOPTS) +static +ERL_NIF_TERM ngetopt_lvl_ip_recvopts(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_RECVOPTS); +} +#endif + + +/* ngetopt_lvl_ip_recvorigdstaddr - Level IP RECVORIGDSTADDR option + */ +#if defined(IP_RECVORIGDSTADDR) +static +ERL_NIF_TERM ngetopt_lvl_ip_recvorigdstaddr(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_RECVORIGDSTADDR); +} +#endif + + +/* ngetopt_lvl_ip_recvttl - Level IP RECVTTL option + */ +#if defined(IP_RECVTTL) +static +ERL_NIF_TERM ngetopt_lvl_ip_recvttl(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_RECVTTL); +} +#endif + + +/* ngetopt_lvl_ip_retopts - Level IP RETOPTS option + */ +#if defined(IP_RETOPTS) +static +ERL_NIF_TERM ngetopt_lvl_ip_retopts(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_RETOPTS); +} +#endif + + +/* ngetopt_lvl_ip_router_alert - Level IP ROUTER_ALERT option + */ +#if defined(IP_ROUTER_ALERT) +static +ERL_NIF_TERM ngetopt_lvl_ip_router_alert(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_int_opt(env, descP, level, IP_ROUTER_ALERT); +} +#endif + + +/* ngetopt_lvl_ip_sendsrcaddr - Level IP SENDSRCADDR option + */ +#if defined(IP_SENDSRCADDR) +static +ERL_NIF_TERM ngetopt_lvl_ip_sendsrcaddr(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_SENDSRCADDR); +} +#endif + + +/* ngetopt_lvl_ip_tos - Level IP TOS option + */ +#if defined(IP_TOS) +static +ERL_NIF_TERM ngetopt_lvl_ip_tos(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + ERL_NIF_TERM result; + int val; + SOCKOPTLEN_T valSz = sizeof(val); + int res; + + res = sock_getopt(descP->sock, level, IP_TOS, &val, &valSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + result = encode_ip_tos(env, val); + } + + return result; +} +#endif + + +/* ngetopt_lvl_ip_transparent - Level IP TRANSPARENT option + */ +#if defined(IP_TRANSPARENT) +static +ERL_NIF_TERM ngetopt_lvl_ip_transparent(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_bool_opt(env, descP, level, IP_TRANSPARENT); +} +#endif + + + +/* ngetopt_lvl_ip_ttl - Level IP TTL option + */ +#if defined(IP_TTL) +static +ERL_NIF_TERM ngetopt_lvl_ip_ttl(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IP) + int level = SOL_IP; +#else + int level = IPPROTO_IP; +#endif + + return ngetopt_int_opt(env, descP, level, IP_TTL); +} +#endif + + + +/* ngetopt_lvl_ipv6 - Level *IPv6* option(s) + */ +#if defined(HAVE_IPV6) +static +ERL_NIF_TERM ngetopt_lvl_ipv6(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "ngetopt_lvl_ipv6 -> entry with" + "\r\n eOpt: %d" + "\r\n", eOpt) ); + + switch (eOpt) { +#if defined(IPV6_AUTHHDR) + case SOCKET_OPT_IPV6_AUTHHDR: + result = ngetopt_lvl_ipv6_authhdr(env, descP); + break; +#endif + +#if defined(IPV6_DSTOPTS) + case SOCKET_OPT_IPV6_DSTOPTS: + result = ngetopt_lvl_ipv6_dstopts(env, descP); + break; +#endif + +#if defined(IPV6_FLOWINFO) + case SOCKET_OPT_IPV6_FLOWINFO: + result = ngetopt_lvl_ipv6_flowinfo(env, descP); + break; +#endif + +#if defined(IPV6_HOPLIMIT) + case SOCKET_OPT_IPV6_HOPLIMIT: + result = ngetopt_lvl_ipv6_hoplimit(env, descP); + break; +#endif + +#if defined(IPV6_HOPOPTS) + case SOCKET_OPT_IPV6_HOPOPTS: + result = ngetopt_lvl_ipv6_hopopts(env, descP); + break; +#endif + +#if defined(IPV6_MTU) + case SOCKET_OPT_IPV6_MTU: + result = ngetopt_lvl_ipv6_mtu(env, descP); + break; +#endif + +#if defined(IPV6_MTU_DISCOVER) + case SOCKET_OPT_IPV6_MTU_DISCOVER: + result = ngetopt_lvl_ipv6_mtu_discover(env, descP); + break; +#endif + +#if defined(IPV6_MULTICAST_HOPS) + case SOCKET_OPT_IPV6_MULTICAST_HOPS: + result = ngetopt_lvl_ipv6_multicast_hops(env, descP); + break; +#endif + +#if defined(IPV6_MULTICAST_IF) + case SOCKET_OPT_IPV6_MULTICAST_IF: + result = ngetopt_lvl_ipv6_multicast_if(env, descP); + break; +#endif + +#if defined(IPV6_MULTICAST_LOOP) + case SOCKET_OPT_IPV6_MULTICAST_LOOP: + result = ngetopt_lvl_ipv6_multicast_loop(env, descP); + break; +#endif + +#if defined(IPV6_RECVERR) + case SOCKET_OPT_IPV6_RECVERR: + result = ngetopt_lvl_ipv6_recverr(env, descP); + break; +#endif + +#if defined(IPV6_RECVPKTINFO) || defined(IPV6_PKTINFO) + case SOCKET_OPT_IPV6_RECVPKTINFO: + result = ngetopt_lvl_ipv6_recvpktinfo(env, descP); + break; +#endif + +#if defined(IPV6_ROUTER_ALERT) + case SOCKET_OPT_IPV6_ROUTER_ALERT: + result = ngetopt_lvl_ipv6_router_alert(env, descP); + break; +#endif + +#if defined(IPV6_RTHDR) + case SOCKET_OPT_IPV6_RTHDR: + result = ngetopt_lvl_ipv6_rthdr(env, descP); + break; +#endif + +#if defined(IPV6_UNICAST_HOPS) + case SOCKET_OPT_IPV6_UNICAST_HOPS: + result = ngetopt_lvl_ipv6_unicast_hops(env, descP); + break; +#endif + +#if defined(IPV6_V6ONLY) + case SOCKET_OPT_IPV6_V6ONLY: + result = ngetopt_lvl_ipv6_v6only(env, descP); + break; +#endif + + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + + SSDBG( descP, + ("SOCKET", "ngetopt_lvl_ipv6 -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + +#if defined(IPV6_AUTHHDR) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_authhdr(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_bool_opt(env, descP, SOL_IPV6, IPV6_AUTHHDR); +} +#endif + + +#if defined(IPV6_DSTOPTS) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_dstopts(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + return ngetopt_bool_opt(env, descP, level, IPV6_DSTOPTS); +} +#endif + + +#if defined(IPV6_FLOWINFO) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_flowinfo(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return ngetopt_bool_opt(env, descP, level, IPV6_FLOWINFO); +} +#endif + + +#if defined(IPV6_HOPLIMIT) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_hoplimit(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return ngetopt_bool_opt(env, descP, level, IPV6_HOPLIMIT); +} +#endif + + +#if defined(IPV6_HOPOPTS) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_hopopts(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return ngetopt_bool_opt(env, descP, level, IPV6_HOPOPTS); +} +#endif + + +#if defined(IPV6_MTU) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_mtu(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return ngetopt_int_opt(env, descP, level, IPV6_MTU); +} +#endif + + +/* ngetopt_lvl_ipv6_mtu_discover - Level IPv6 MTU_DISCOVER option + */ +#if defined(IPV6_MTU_DISCOVER) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_mtu_discover(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM result; + ERL_NIF_TERM eMtuDisc; + int mtuDisc; + SOCKOPTLEN_T mtuDiscSz = sizeof(mtuDisc); + int res; +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + res = sock_getopt(descP->sock, level, IPV6_MTU_DISCOVER, + &mtuDisc, &mtuDiscSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + encode_ipv6_pmtudisc(env, mtuDisc, &eMtuDisc); + result = esock_make_ok2(env, eMtuDisc); + } + + return result; + +} +#endif + + +#if defined(IPV6_MULTICAST_HOPS) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_multicast_hops(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return ngetopt_int_opt(env, descP, level, IPV6_MULTICAST_HOPS); +} +#endif + + +#if defined(IPV6_MULTICAST_IF) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_multicast_if(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return ngetopt_int_opt(env, descP, level, IPV6_MULTICAST_IF); +} +#endif + + +#if defined(IPV6_MULTICAST_LOOP) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_multicast_loop(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return ngetopt_bool_opt(env, descP, level, IPV6_MULTICAST_LOOP); +} +#endif + + +#if defined(IPV6_RECVERR) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_recverr(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return ngetopt_bool_opt(env, descP, level, IPV6_RECVERR); +} +#endif + + +#if defined(IPV6_RECVPKTINFO) || defined(IPV6_PKTINFO) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_recvpktinfo(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif +#if defined(IPV6_RECVPKTINFO) + int opt = IPV6_RECVPKTINFO; +#else + int opt = IPV6_PKTINFO; +#endif + + return ngetopt_bool_opt(env, descP, level, opt); +} +#endif + + +#if defined(IPV6_ROUTER_ALERT) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_router_alert(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return ngetopt_int_opt(env, descP, level, IPV6_ROUTER_ALERT); +} +#endif + + +#if defined(IPV6_RTHDR) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_rthdr(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return ngetopt_bool_opt(env, descP, level, IPV6_RTHDR); +} +#endif + + +#if defined(IPV6_UNICAST_HOPS) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_unicast_hops(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return ngetopt_int_opt(env, descP, level, IPV6_UNICAST_HOPS); +} +#endif + + +#if defined(IPV6_V6ONLY) +static +ERL_NIF_TERM ngetopt_lvl_ipv6_v6only(ErlNifEnv* env, + SocketDescriptor* descP) +{ +#if defined(SOL_IPV6) + int level = SOL_IPV6; +#else + int level = IPPROTO_IPV6; +#endif + + return ngetopt_bool_opt(env, descP, level, IPV6_V6ONLY); +} +#endif + + +#endif // defined(HAVE_IPV6) + + + +/* ngetopt_lvl_tcp - Level *TCP* option(s) + */ +static +ERL_NIF_TERM ngetopt_lvl_tcp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt) +{ + ERL_NIF_TERM result; + + switch (eOpt) { +#if defined(TCP_CONGESTION) + case SOCKET_OPT_TCP_CONGESTION: + result = ngetopt_lvl_tcp_congestion(env, descP); + break; +#endif + +#if defined(TCP_MAXSEG) + case SOCKET_OPT_TCP_MAXSEG: + result = ngetopt_lvl_tcp_maxseg(env, descP); + break; +#endif + +#if defined(TCP_NODELAY) + case SOCKET_OPT_TCP_NODELAY: + result = ngetopt_lvl_tcp_nodelay(env, descP); + break; +#endif + + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + + return result; +} + + +/* ngetopt_lvl_tcp_congestion - Level TCP CONGESTION option + */ +#if defined(TCP_CONGESTION) +static +ERL_NIF_TERM ngetopt_lvl_tcp_congestion(ErlNifEnv* env, + SocketDescriptor* descP) +{ + int max = SOCKET_OPT_TCP_CONGESTION_NAME_MAX+1; + + return ngetopt_str_opt(env, descP, IPPROTO_TCP, TCP_CONGESTION, max); +} +#endif + + +/* ngetopt_lvl_tcp_maxseg - Level TCP MAXSEG option + */ +#if defined(TCP_MAXSEG) +static +ERL_NIF_TERM ngetopt_lvl_tcp_maxseg(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_int_opt(env, descP, IPPROTO_TCP, TCP_MAXSEG); +} +#endif + + +/* ngetopt_lvl_tcp_nodelay - Level TCP NODELAY option + */ +#if defined(TCP_NODELAY) +static +ERL_NIF_TERM ngetopt_lvl_tcp_nodelay(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_bool_opt(env, descP, IPPROTO_TCP, TCP_NODELAY); +} +#endif + + + +/* ngetopt_lvl_udp - Level *UDP* option(s) + */ +static +ERL_NIF_TERM ngetopt_lvl_udp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt) +{ + ERL_NIF_TERM result; + + switch (eOpt) { +#if defined(UDP_CORK) + case SOCKET_OPT_UDP_CORK: + result = ngetopt_lvl_udp_cork(env, descP); + break; +#endif + + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + + return result; +} + + +/* ngetopt_lvl_udp_cork - Level UDP CORK option + */ +#if defined(UDP_CORK) +static +ERL_NIF_TERM ngetopt_lvl_udp_cork(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_bool_opt(env, descP, IPPROTO_UDP, UDP_CORK); +} +#endif + + + +/* ngetopt_lvl_sctp - Level *SCTP* option(s) + */ +#if defined(HAVE_SCTP) +static +ERL_NIF_TERM ngetopt_lvl_sctp(ErlNifEnv* env, + SocketDescriptor* descP, + int eOpt) +{ + ERL_NIF_TERM result; + + SSDBG( descP, + ("SOCKET", "ngetopt_lvl_sctp -> entry with" + "\r\n opt: %d" + "\r\n", eOpt) ); + + switch (eOpt) { +#if defined(SCTP_ASSOCINFO) + case SOCKET_OPT_SCTP_ASSOCINFO: + result = ngetopt_lvl_sctp_associnfo(env, descP); + break; +#endif + +#if defined(SCTP_AUTOCLOSE) + case SOCKET_OPT_SCTP_AUTOCLOSE: + result = ngetopt_lvl_sctp_autoclose(env, descP); + break; +#endif + +#if defined(SCTP_DISABLE_FRAGMENTS) + case SOCKET_OPT_SCTP_DISABLE_FRAGMENTS: + result = ngetopt_lvl_sctp_disable_fragments(env, descP); + break; +#endif + +#if defined(SCTP_INITMSG) + case SOCKET_OPT_SCTP_INITMSG: + result = ngetopt_lvl_sctp_initmsg(env, descP); + break; +#endif + +#if defined(SCTP_MAXSEG) + case SOCKET_OPT_SCTP_MAXSEG: + result = ngetopt_lvl_sctp_maxseg(env, descP); + break; +#endif + +#if defined(SCTP_NODELAY) + case SOCKET_OPT_SCTP_NODELAY: + result = ngetopt_lvl_sctp_nodelay(env, descP); + break; +#endif + +#if defined(SCTP_RTOINFO) + case SOCKET_OPT_SCTP_RTOINFO: + result = ngetopt_lvl_sctp_rtoinfo(env, descP); + break; +#endif + + default: + result = esock_make_error(env, esock_atom_einval); + break; + } + + SSDBG( descP, + ("SOCKET", "ngetopt_lvl_sctp -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + +/* ngetopt_lvl_sctp_associnfo - Level SCTP ASSOCINFO option + * + * <KOLLA> + * + * We should really specify which association this relates to, + * as it is now we get assoc-id = 0. If this socket is an + * association (and not an endpoint) then it will have an + * assoc id. But since the sctp support at present is "limited", + * we leave it for now. + * What do we do if this is an endpoint? Invalid op? + * + * </KOLLA> + */ +#if defined(SCTP_ASSOCINFO) +static +ERL_NIF_TERM ngetopt_lvl_sctp_associnfo(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM result; + struct sctp_assocparams val; + SOCKOPTLEN_T valSz = sizeof(val); + int res; + + SSDBG( descP, ("SOCKET", "ngetopt_lvl_sctp_associnfo -> entry\r\n") ); + + sys_memzero((char*) &val, valSz); + res = sock_getopt(descP->sock, IPPROTO_SCTP, SCTP_ASSOCINFO, &val, &valSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + ERL_NIF_TERM eAssocParams; + ERL_NIF_TERM keys[] = {atom_assoc_id, atom_max_rxt, atom_num_peer_dests, + atom_peer_rwnd, atom_local_rwnd, atom_cookie_life}; + ERL_NIF_TERM vals[] = {MKUI(env, val.sasoc_assoc_id), + MKUI(env, val.sasoc_asocmaxrxt), + MKUI(env, val.sasoc_number_peer_destinations), + MKUI(env, val.sasoc_peer_rwnd), + MKUI(env, val.sasoc_local_rwnd), + MKUI(env, val.sasoc_cookie_life)}; + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + + ESOCK_ASSERT( (numKeys == numVals) ); + + if (!MKMA(env, keys, vals, numKeys, &eAssocParams)) + return esock_make_error(env, esock_atom_einval);; + + result = esock_make_ok2(env, eAssocParams); + } + + SSDBG( descP, + ("SOCKET", "ngetopt_lvl_sctp_associnfo -> done with" + "\r\n res: %d" + "\r\n result: %T" + "\r\n", res, result) ); + + return result; +} +#endif + + +/* ngetopt_lvl_sctp_autoclose - Level SCTP AUTOCLOSE option + */ +#if defined(SCTP_AUTOCLOSE) +static +ERL_NIF_TERM ngetopt_lvl_sctp_autoclose(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_int_opt(env, descP, IPPROTO_SCTP, SCTP_AUTOCLOSE); +} +#endif + + +/* ngetopt_lvl_sctp_disable_fragments - Level SCTP DISABLE:FRAGMENTS option + */ +#if defined(SCTP_DISABLE_FRAGMENTS) +static +ERL_NIF_TERM ngetopt_lvl_sctp_disable_fragments(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_bool_opt(env, descP, IPPROTO_SCTP, SCTP_DISABLE_FRAGMENTS); +} +#endif + + +/* ngetopt_lvl_sctp_initmsg - Level SCTP INITMSG option + * + */ +#if defined(SCTP_INITMSG) +static +ERL_NIF_TERM ngetopt_lvl_sctp_initmsg(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM result; + struct sctp_initmsg val; + SOCKOPTLEN_T valSz = sizeof(val); + int res; + + SSDBG( descP, ("SOCKET", "ngetopt_lvl_sctp_initmsg -> entry\r\n") ); + + sys_memzero((char*) &val, valSz); + res = sock_getopt(descP->sock, IPPROTO_SCTP, SCTP_INITMSG, &val, &valSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + ERL_NIF_TERM eInitMsg; + ERL_NIF_TERM keys[] = {atom_num_outstreams, atom_max_instreams, + atom_max_attempts, atom_max_init_timeo}; + ERL_NIF_TERM vals[] = {MKUI(env, val.sinit_num_ostreams), + MKUI(env, val.sinit_max_instreams), + MKUI(env, val.sinit_max_attempts), + MKUI(env, val.sinit_max_init_timeo)}; + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + + ESOCK_ASSERT( (numKeys == numVals) ); + + if (!MKMA(env, keys, vals, numKeys, &eInitMsg)) + return esock_make_error(env, esock_atom_einval);; + + result = esock_make_ok2(env, eInitMsg); + } + + SSDBG( descP, + ("SOCKET", "ngetopt_lvl_sctp_initmsg -> done with" + "\r\n res: %d" + "\r\n result: %T" + "\r\n", res, result) ); + + return result; +} +#endif + + +/* ngetopt_lvl_sctp_maxseg - Level SCTP MAXSEG option + */ +#if defined(SCTP_MAXSEG) +static +ERL_NIF_TERM ngetopt_lvl_sctp_maxseg(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_int_opt(env, descP, IPPROTO_SCTP, SCTP_MAXSEG); +} +#endif + + +/* ngetopt_lvl_sctp_nodelay - Level SCTP NODELAY option + */ +#if defined(SCTP_NODELAY) +static +ERL_NIF_TERM ngetopt_lvl_sctp_nodelay(ErlNifEnv* env, + SocketDescriptor* descP) +{ + return ngetopt_bool_opt(env, descP, IPPROTO_SCTP, SCTP_NODELAY); +} +#endif + + +/* ngetopt_lvl_sctp_associnfo - Level SCTP ASSOCINFO option + * + * <KOLLA> + * + * We should really specify which association this relates to, + * as it is now we get assoc-id = 0. If this socket is an + * association (and not an endpoint) then it will have an + * assoc id (we can assume). But since the sctp support at + * present is "limited", we leave it for now. + * What do we do if this is an endpoint? Invalid op? + * + * </KOLLA> + */ +#if defined(SCTP_RTOINFO) +static +ERL_NIF_TERM ngetopt_lvl_sctp_rtoinfo(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM result; + struct sctp_rtoinfo val; + SOCKOPTLEN_T valSz = sizeof(val); + int res; + + SSDBG( descP, ("SOCKET", "ngetopt_lvl_sctp_rtoinfo -> entry\r\n") ); + + sys_memzero((char*) &val, valSz); + res = sock_getopt(descP->sock, IPPROTO_SCTP, SCTP_RTOINFO, &val, &valSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + ERL_NIF_TERM eRTOInfo; + ERL_NIF_TERM keys[] = {atom_assoc_id, atom_initial, atom_max, atom_min}; + ERL_NIF_TERM vals[] = {MKUI(env, val.srto_assoc_id), + MKUI(env, val.srto_initial), + MKUI(env, val.srto_max), + MKUI(env, val.srto_min)}; + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + + ESOCK_ASSERT( (numKeys == numVals) ); + + if (!MKMA(env, keys, vals, numKeys, &eRTOInfo)) + return esock_make_error(env, esock_atom_einval);; + + result = esock_make_ok2(env, eRTOInfo); + } + + SSDBG( descP, + ("SOCKET", "ngetopt_lvl_sctp_rtoinfo -> done with" + "\r\n res: %d" + "\r\n result: %T" + "\r\n", res, result) ); + + return result; +} +#endif + + + +#endif // defined(HAVE_SCTP) + + + +/* ngetopt_bool_opt - get an (integer) bool option + */ +static +ERL_NIF_TERM ngetopt_bool_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt) +{ + ERL_NIF_TERM result; + int val; + SOCKOPTLEN_T valSz = sizeof(val); + int res; + + /* + SSDBG( descP, ("SOCKET", "ngetopt_bool_opt -> entry with" + "\r\n: level: %d" + "\r\n: opt: %d" + "\r\n", level, opt) ); + */ + + res = sock_getopt(descP->sock, level, opt, &val, &valSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + ERL_NIF_TERM bval = ((val) ? atom_true : atom_false); + + result = esock_make_ok2(env, bval); + } + + /* + SSDBG( descP, ("SOCKET", "ngetopt_bool_opt -> done when" + "\r\n: res: %d" + "\r\n: result: %T" + "\r\n", res, result) ); + */ + + return result; +} + + +/* ngetopt_int_opt - get an integer option + */ +static +ERL_NIF_TERM ngetopt_int_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt) +{ + ERL_NIF_TERM result; + int val; + SOCKOPTLEN_T valSz = sizeof(val); + int res; + + res = sock_getopt(descP->sock, level, opt, &val, &valSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + result = esock_make_ok2(env, MKI(env, val)); + } + + return result; +} + + + +/* ngetopt_timeval_opt - get an timeval option + */ +static +ERL_NIF_TERM ngetopt_timeval_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt) +{ + ERL_NIF_TERM result; + struct timeval val; + SOCKOPTLEN_T valSz = sizeof(val); + int res; + + SSDBG( descP, + ("SOCKET", "ngetopt_timeval_opt -> entry with" + "\r\n level: %d" + "\r\n opt: %d" + "\r\n", level, opt) ); + + sys_memzero((char*) &val, valSz); + res = sock_getopt(descP->sock, level, opt, &val, &valSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + ERL_NIF_TERM eTimeVal; + char* xres; + + if ((xres = esock_encode_timeval(env, &val, &eTimeVal)) != NULL) + result = esock_make_error_str(env, xres); + else + result = esock_make_ok2(env, eTimeVal); + } + + SSDBG( descP, + ("SOCKET", "ngetopt_timeval_opt -> done when" + "\r\n result: %T" + "\r\n", result) ); + + return result; +} + + + +/* ngetopt_str_opt - get an string option + * + * We provide the max size of the string. This is the + * size of the buffer we allocate for the value. + * The actual size of the (read) value will be communicated + * in the optSz variable. + */ +#if defined(USE_GETOPT_STR_OPT) +static +ERL_NIF_TERM ngetopt_str_opt(ErlNifEnv* env, + SocketDescriptor* descP, + int level, + int opt, + int max) +{ + ERL_NIF_TERM result; + char* val = MALLOC(max); + SOCKOPTLEN_T valSz = max; + int res; + + SSDBG( descP, + ("SOCKET", "ngetopt_str_opt -> entry with" + "\r\n level: %d" + "\r\n opt: %d" + "\r\n max: %d" + "\r\n", level, opt, max) ); + + res = sock_getopt(descP->sock, level, opt, val, &valSz); + + if (res != 0) { + result = esock_make_error_errno(env, sock_errno()); + } else { + ERL_NIF_TERM sval = MKSL(env, val, valSz); + + result = esock_make_ok2(env, sval); + } + + SSDBG( descP, + ("SOCKET", "ngetopt_str_opt -> done when" + "\r\n result: %T" + "\r\n", result) ); + + FREE(val); + + return result; +} +#endif // if defined(USE_GETOPT_STR_OPT) +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_sockname - get socket name + * + * Description: + * Returns the current address to which the socket is bound. + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + */ + +static +ERL_NIF_TERM nif_sockname(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + ERL_NIF_TERM res; + + SGDBG( ("SOCKET", "nif_sockname -> entry with argc: %d\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 1) || + !enif_get_resource(env, argv[0], sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + + if (IS_CLOSED(descP) || IS_CLOSING(descP)) + return esock_make_error(env, atom_closed); + + SSDBG( descP, + ("SOCKET", "nif_sockname -> args when sock = %d:" + "\r\n Socket: %T" + "\r\n", descP->sock, argv[0]) ); + + res = nsockname(env, descP); + + SSDBG( descP, ("SOCKET", "nif_sockname -> done with res = %T\r\n", res) ); + + return res; +#endif // if defined(__WIN32__) +} + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM nsockname(ErlNifEnv* env, + SocketDescriptor* descP) +{ + SocketAddress sa; + SocketAddress* saP = &sa; + unsigned int sz = sizeof(SocketAddress); + + sys_memzero((char*) saP, sz); + if (IS_SOCKET_ERROR(sock_name(descP->sock, (struct sockaddr*) saP, &sz))) { + return esock_make_error_errno(env, sock_errno()); + } else { + ERL_NIF_TERM esa; + char* xres; + + if ((xres = esock_encode_sockaddr(env, saP, sz, &esa)) != NULL) + return esock_make_error_str(env, xres); + else + return esock_make_ok2(env, esa); + } +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_peername - get name of the connected peer socket + * + * Description: + * Returns the address of the peer connected to the socket. + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + */ + +static +ERL_NIF_TERM nif_peername(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + ERL_NIF_TERM res; + + SGDBG( ("SOCKET", "nif_peername -> entry with argc: %d\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + if ((argc != 1) || + !enif_get_resource(env, argv[0], sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + + if (IS_CLOSED(descP) || IS_CLOSING(descP)) + return esock_make_error(env, atom_closed); + + SSDBG( descP, + ("SOCKET", "nif_peername -> args when sock = %d:" + "\r\n Socket: %T" + "\r\n", descP->sock, argv[0]) ); + + res = npeername(env, descP); + + SSDBG( descP, ("SOCKET", "nif_peername -> done with res = %T\r\n", res) ); + + return res; +#endif // if defined(__WIN32__) +} + + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM npeername(ErlNifEnv* env, + SocketDescriptor* descP) +{ + SocketAddress sa; + SocketAddress* saP = &sa; + unsigned int sz = sizeof(SocketAddress); + + sys_memzero((char*) saP, sz); + if (IS_SOCKET_ERROR(sock_peer(descP->sock, (struct sockaddr*) saP, &sz))) { + return esock_make_error_errno(env, sock_errno()); + } else { + ERL_NIF_TERM esa; + char* xres; + + if ((xres = esock_encode_sockaddr(env, saP, sz, &esa)) != NULL) + return esock_make_error_str(env, xres); + else + return esock_make_ok2(env, esa); + } +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * nif_cancel + * + * Description: + * Cancel a previous select! + * + * Arguments: + * Socket (ref) - Points to the socket descriptor. + * Operation (atom) - What kind of operation (accept, send, ...) is to be cancelled + * Ref (ref) - Unique id for the operation + */ +static +ERL_NIF_TERM nif_cancel(ErlNifEnv* env, + int argc, + const ERL_NIF_TERM argv[]) +{ +#if defined(__WIN32__) + return enif_raise_exception(env, MKA(env, "notsup")); +#else + SocketDescriptor* descP; + ERL_NIF_TERM op, sockRef, opRef, result; + + SGDBG( ("SOCKET", "nif_cancel -> entry with argc: %d\r\n", argc) ); + + /* Extract arguments and perform preliminary validation */ + + sockRef = argv[0]; + if ((argc != 3) || + !enif_get_resource(env, sockRef, sockets, (void**) &descP)) { + return enif_make_badarg(env); + } + op = argv[1]; + opRef = argv[2]; + + if (IS_CLOSED(descP) || IS_CLOSING(descP)) + return esock_make_error(env, atom_closed); + + SSDBG( descP, + ("SOCKET", "nif_cancel -> args when sock = %d:" + "\r\n op: %T" + "\r\n opRef: %T" + "\r\n", descP->sock, op, opRef) ); + + result = ncancel(env, descP, op, sockRef, opRef); + + SSDBG( descP, + ("SOCKET", "nif_cancel -> done with result: " + "\r\n %T" + "\r\n", result) ); + + return result; +#endif // if !defined(__WIN32__) +} + + +#if !defined(__WIN32__) +static +ERL_NIF_TERM ncancel(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM op, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM opRef) +{ + /* <KOLLA> + * + * Do we really need all these variants? Should it not be enough with: + * + * connect | accept | send | recv + * + * </KOLLA> + */ + if (COMPARE(op, esock_atom_connect) == 0) { + return ncancel_connect(env, descP, opRef); + } else if (COMPARE(op, esock_atom_accept) == 0) { + return ncancel_accept(env, descP, sockRef, opRef); + } else if (COMPARE(op, esock_atom_send) == 0) { + return ncancel_send(env, descP, sockRef, opRef); + } else if (COMPARE(op, esock_atom_sendto) == 0) { + return ncancel_send(env, descP, sockRef, opRef); + } else if (COMPARE(op, esock_atom_sendmsg) == 0) { + return ncancel_send(env, descP, sockRef, opRef); + } else if (COMPARE(op, esock_atom_recv) == 0) { + return ncancel_recv(env, descP, sockRef, opRef); + } else if (COMPARE(op, esock_atom_recvfrom) == 0) { + return ncancel_recv(env, descP, sockRef, opRef); + } else if (COMPARE(op, esock_atom_recvmsg) == 0) { + return ncancel_recv(env, descP, sockRef, opRef); + } else { + return esock_make_error(env, esock_atom_einval); + } +} + + + +/* *** ncancel_connect *** + * + * + */ +static +ERL_NIF_TERM ncancel_connect(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef) +{ + return ncancel_write_select(env, descP, opRef); +} + + +/* *** ncancel_accept *** + * + * We have two different cases: + * *) Its the current acceptor + * Cancel the select! + * We need to activate one of the waiting acceptors. + * *) Its one of the acceptors ("waiting") in the queue + * Simply remove the acceptor from the queue. + * + */ +static +ERL_NIF_TERM ncancel_accept(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM opRef) +{ + ERL_NIF_TERM res; + + SSDBG( descP, + ("SOCKET", "ncancel_accept -> entry with" + "\r\n opRef: %T" + "\r\n %s" + "\r\n", opRef, + ((descP->currentAcceptorP == NULL) ? "without acceptor" : "with acceptor")) ); + + MLOCK(descP->accMtx); + + if (descP->currentAcceptorP != NULL) { + if (COMPARE(opRef, descP->currentAcceptor.ref) == 0) { + res = ncancel_accept_current(env, descP, sockRef); + } else { + res = ncancel_accept_waiting(env, descP, opRef); + } + } else { + /* Or badarg? */ + res = esock_make_error(env, esock_atom_einval); + } + + MUNLOCK(descP->accMtx); + + SSDBG( descP, + ("SOCKET", "ncancel_accept -> done with result:" + "\r\n %T" + "\r\n", res) ); + + return res; +} + + +/* The current acceptor process has an ongoing select we first must + * cancel. Then we must re-activate the "first" (the first + * in the acceptor queue). + */ +static +ERL_NIF_TERM ncancel_accept_current(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef) +{ + ERL_NIF_TERM res; + + SSDBG( descP, ("SOCKET", "ncancel_accept_current -> entry\r\n") ); + + DEMONP("ncancel_accept_current -> current acceptor", + env, descP, &descP->currentAcceptor.mon); + res = ncancel_read_select(env, descP, descP->currentAcceptor.ref); + + SSDBG( descP, ("SOCKET", + "ncancel_accept_current -> cancel res: %T\r\n", res) ); + + if (!activate_next_acceptor(env, descP, sockRef)) { + + SSDBG( descP, + ("SOCKET", "ncancel_accept_current -> no more writers\r\n") ); + + descP->state = SOCKET_STATE_LISTENING; + + descP->currentAcceptorP = NULL; + descP->currentAcceptor.ref = esock_atom_undefined; + enif_set_pid_undefined(&descP->currentAcceptor.pid); + esock_monitor_init(&descP->currentAcceptor.mon); + } + + SSDBG( descP, ("SOCKET", "ncancel_accept_current -> done with result:" + "\r\n %T" + "\r\n", res) ); + + return res; +} + + +/* These processes have not performed a select, so we can simply + * remove them from the acceptor queue. + */ +static +ERL_NIF_TERM ncancel_accept_waiting(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef) +{ + ErlNifPid caller; + + if (enif_self(env, &caller) == NULL) + return esock_make_error(env, atom_exself); + + /* unqueue request from (acceptor) queue */ + + if (acceptor_unqueue(env, descP, &caller)) { + return esock_atom_ok; + } else { + /* Race? */ + return esock_make_error(env, esock_atom_not_found); + } +} + + + +/* *** ncancel_send *** + * + * Cancel a send operation. + * Its either the current writer or one of the waiting writers. + */ +static +ERL_NIF_TERM ncancel_send(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM opRef) +{ + ERL_NIF_TERM res; + + MLOCK(descP->writeMtx); + + SSDBG( descP, + ("SOCKET", "ncancel_send -> entry with" + "\r\n opRef: %T" + "\r\n %s" + "\r\n", opRef, + ((descP->currentWriterP == NULL) ? "without writer" : "with writer")) ); + + if (descP->currentWriterP != NULL) { + if (COMPARE(opRef, descP->currentWriter.ref) == 0) { + res = ncancel_send_current(env, descP, sockRef); + } else { + res = ncancel_send_waiting(env, descP, opRef); + } + } else { + /* Or badarg? */ + res = esock_make_error(env, esock_atom_einval); + } + + MUNLOCK(descP->writeMtx); + + SSDBG( descP, + ("SOCKET", "ncancel_send -> done with result:" + "\r\n %T" + "\r\n", res) ); + + return res; +} + + + +/* The current writer process has an ongoing select we first must + * cancel. Then we must re-activate the "first" (the first + * in the writer queue). + */ +static +ERL_NIF_TERM ncancel_send_current(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef) +{ + ERL_NIF_TERM res; + + SSDBG( descP, ("SOCKET", "ncancel_send_current -> entry\r\n") ); + + DEMONP("ncancel_send_current -> current writer", + env, descP, &descP->currentWriter.mon); + res = ncancel_write_select(env, descP, descP->currentWriter.ref); + + SSDBG( descP, + ("SOCKET", "ncancel_send_current -> cancel res: %T\r\n", res) ); + + if (!activate_next_writer(env, descP, sockRef)) { + SSDBG( descP, + ("SOCKET", "ncancel_send_current -> no more writers\r\n") ); + descP->currentWriterP = NULL; + descP->currentWriter.ref = esock_atom_undefined; + enif_set_pid_undefined(&descP->currentWriter.pid); + esock_monitor_init(&descP->currentWriter.mon); + } + + SSDBG( descP, ("SOCKET", "ncancel_send_current -> done with result:" + "\r\n %T" + "\r\n", res) ); + + return res; +} + + +/* These processes have not performed a select, so we can simply + * remove them from the writer queue. + */ +static +ERL_NIF_TERM ncancel_send_waiting(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef) +{ + ErlNifPid caller; + + if (enif_self(env, &caller) == NULL) + return esock_make_error(env, atom_exself); + + /* unqueue request from (writer) queue */ + + if (writer_unqueue(env, descP, &caller)) { + return esock_atom_ok; + } else { + /* Race? */ + return esock_make_error(env, esock_atom_not_found); + } +} + + + +/* *** ncancel_recv *** + * + * Cancel a read operation. + * Its either the current reader or one of the waiting readers. + */ +static +ERL_NIF_TERM ncancel_recv(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM opRef) +{ + ERL_NIF_TERM res; + + MLOCK(descP->readMtx); + + SSDBG( descP, + ("SOCKET", "ncancel_recv -> entry with" + "\r\n opRef: %T" + "\r\n %s" + "\r\n", opRef, + ((descP->currentReaderP == NULL) ? "without reader" : "with reader")) ); + + if (descP->currentReaderP != NULL) { + if (COMPARE(opRef, descP->currentReader.ref) == 0) { + res = ncancel_recv_current(env, descP, sockRef); + } else { + res = ncancel_recv_waiting(env, descP, opRef); + } + } else { + /* Or badarg? */ + res = esock_make_error(env, esock_atom_einval); + } + + MUNLOCK(descP->readMtx); + + SSDBG( descP, + ("SOCKET", "ncancel_recv -> done with result:" + "\r\n %T" + "\r\n", res) ); + + return res; +} + + +/* The current reader process has an ongoing select we first must + * cancel. Then we must re-activate the "first" (the first + * in the reader queue). + */ +static +ERL_NIF_TERM ncancel_recv_current(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef) +{ + ERL_NIF_TERM res; + + SSDBG( descP, ("SOCKET", "ncancel_recv_current -> entry\r\n") ); + + DEMONP("ncancel_recv_current -> current reader", + env, descP, &descP->currentReader.mon); + res = ncancel_read_select(env, descP, descP->currentReader.ref); + + SSDBG( descP, + ("SOCKET", "ncancel_recv_current -> cancel res: %T\r\n", res) ); + + if (!activate_next_reader(env, descP, sockRef)) { + SSDBG( descP, + ("SOCKET", "ncancel_recv_current -> no more readers\r\n") ); + descP->currentReaderP = NULL; + descP->currentReader.ref = esock_atom_undefined; + enif_set_pid_undefined(&descP->currentReader.pid); + esock_monitor_init(&descP->currentReader.mon); + } + + SSDBG( descP, ("SOCKET", "ncancel_recv_current -> done with result:" + "\r\n %T" + "\r\n", res) ); + + return res; +} + + +/* These processes have not performed a select, so we can simply + * remove them from the reader queue. + */ +static +ERL_NIF_TERM ncancel_recv_waiting(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef) +{ + ErlNifPid caller; + + if (enif_self(env, &caller) == NULL) + return esock_make_error(env, atom_exself); + + /* unqueue request from (reader) queue */ + + if (reader_unqueue(env, descP, &caller)) { + return esock_atom_ok; + } else { + /* Race? */ + return esock_make_error(env, esock_atom_not_found); + } +} + + + +static +ERL_NIF_TERM ncancel_read_select(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef) +{ + return ncancel_mode_select(env, descP, opRef, + ERL_NIF_SELECT_READ, + ERL_NIF_SELECT_READ_CANCELLED); +} + + +static +ERL_NIF_TERM ncancel_write_select(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef) +{ + return ncancel_mode_select(env, descP, opRef, + ERL_NIF_SELECT_WRITE, + ERL_NIF_SELECT_WRITE_CANCELLED); +} + + +static +ERL_NIF_TERM ncancel_mode_select(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM opRef, + int smode, + int rmode) +{ + int selectRes = esock_select_cancel(env, descP->sock, smode, descP); + + if (selectRes & rmode) { + /* Was cancelled */ + return esock_atom_ok; + } else if (selectRes > 0) { + /* Has already sent the message */ + return esock_make_error(env, esock_atom_select_sent); + } else { + /* Stopped? */ + SSDBG( descP, ("SOCKET", "ncancel_mode_select -> failed: %d (0x%lX)" + "\r\n", selectRes, selectRes) ); + return esock_make_error(env, esock_atom_einval); + } + +} +#endif // if !defined(__WIN32__) + + + + +/* ---------------------------------------------------------------------- + * U t i l i t y F u n c t i o n s + * ---------------------------------------------------------------------- + */ + +/* *** send_check_writer *** + * + * Checks if we have a current writer and if that is us. If not, then we must + * be made to wait for our turn. This is done by pushing us unto the writer queue. + */ +#if !defined(__WIN32__) +static +BOOLEAN_T send_check_writer(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM ref, + ERL_NIF_TERM* checkResult) +{ + if (descP->currentWriterP != NULL) { + ErlNifPid caller; + + if (enif_self(env, &caller) == NULL) { + *checkResult = esock_make_error(env, atom_exself); + return FALSE; + } + + if (COMPARE_PIDS(&descP->currentWriter.pid, &caller) != 0) { + /* Not the "current writer", so (maybe) push onto queue */ + + SSDBG( descP, + ("SOCKET", "send_check_writer -> not (current) writer\r\n") ); + + if (!writer_search4pid(env, descP, &caller)) + *checkResult = writer_push(env, descP, caller, ref); + else + *checkResult = esock_make_error(env, esock_atom_eagain); + + SSDBG( descP, + ("SOCKET", + "send_check_writer -> queue (push) result: %T\r\n", + checkResult) ); + + return FALSE; + + } + + } + + *checkResult = esock_atom_ok; // Does not actually matter in this case, but ... + + return TRUE; +} + + + +/* *** send_check_result *** + * + * Check the result of a socket send (send, sendto and sendmsg) call. + * If a "complete" send has been made, the next (waiting) writer will be + * scheduled (if there is one). + * If we did not manage to send the entire package, make another select, + * so that we can be informed when we can make another try (to send the rest), + * and return with the amount we actually managed to send (its up to the caller + * (that is the erlang code) to figure out hust much is left to send). + * If the write fail, we give up and return with the appropriate error code. + * + * What about the remaining writers!! + */ +static +ERL_NIF_TERM send_check_result(ErlNifEnv* env, + SocketDescriptor* descP, + ssize_t written, + ssize_t dataSize, + int saveErrno, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM sendRef) +{ + int sres; + + SSDBG( descP, + ("SOCKET", "send_check_result -> entry with" + "\r\n written: %d" + "\r\n dataSize: %d" + "\r\n saveErrno: %d" + "\r\n", written, dataSize, saveErrno) ); + + if (written >= dataSize) { + + cnt_inc(&descP->writePkgCnt, 1); + cnt_inc(&descP->writeByteCnt, written); + if (descP->currentWriterP != NULL) + DEMONP("send_check_result -> current writer", + env, descP, &descP->currentWriter.mon); + + SSDBG( descP, + ("SOCKET", "send_check_result -> " + "everything written (%d,%d) - done\r\n", dataSize, written) ); + + /* Ok, this write is done maybe activate the next (if any) */ + + if (!activate_next_writer(env, descP, sockRef)) { + descP->currentWriterP = NULL; + descP->currentWriter.ref = esock_atom_undefined; + enif_set_pid_undefined(&descP->currentWriter.pid); + esock_monitor_init(&descP->currentWriter.mon); + } + + return esock_atom_ok; + + } else if (written < 0) { + + /* Some kind of send failure - check what kind */ + + if ((saveErrno != EAGAIN) && (saveErrno != EINTR)) { + SocketRequestor req; + ERL_NIF_TERM res, reason; + + /* + * An actual failure - we (and everyone waiting) give up + */ + + cnt_inc(&descP->writeFails, 1); + + SSDBG( descP, + ("SOCKET", + "send_check_result -> error: %d\r\n", saveErrno) ); + + reason = MKA(env, erl_errno_id(saveErrno)); + res = esock_make_error(env, reason); + + if (descP->currentWriterP != NULL) { + + DEMONP("send_check_result -> current writer", + env, descP, &descP->currentWriter.mon); + + while (writer_pop(env, descP, &req)) { + SSDBG( descP, + ("SOCKET", "send_check_result -> abort %T\r\n", + req.pid) ); + esock_send_abort_msg(env, sockRef, req.ref, + reason, &req.pid); + DEMONP("send_check_result -> pop'ed writer", + env, descP, &req.mon); + } + } + + return res; + + } else { + /* Ok, try again later */ + + SSDBG( descP, ("SOCKET", "send_check_result -> try again\r\n") ); + } + + } + else { + SSDBG( descP, + ("SOCKET", "send_check_result -> " + "not entire package written (%d of %d)\r\n", written, dataSize) ); + } + + /* We failed to write the *entire* packet (anything less then size + * of the packet, which is 0 <= written < sizeof packet), + * so schedule the rest for later. + */ + + if (descP->currentWriterP == NULL) { + ErlNifPid caller; + + if (enif_self(env, &caller) == NULL) + return esock_make_error(env, atom_exself); + descP->currentWriter.pid = caller; + if (MONP("send_check_result -> current writer", + env, descP, + &descP->currentWriter.pid, + &descP->currentWriter.mon) != 0) + return esock_make_error(env, atom_exmon); + descP->currentWriter.ref = enif_make_copy(descP->env, sendRef); + descP->currentWriterP = &descP->currentWriter; + } + + cnt_inc(&descP->writeWaits, 1); + + sres = esock_select_write(env, descP->sock, descP, NULL, sendRef); + + if (written >= 0) { + if (sres < 0) { + /* Returned: {error, Reason} + * Reason: {select_failed, sres, written} + */ + return esock_make_error(env, + MKT3(env, + esock_atom_select_failed, + MKI(env, sres), + MKI(env, written))); + } else { + return esock_make_ok2(env, MKI(env, written)); + } + } else { + if (sres < 0) { + /* Returned: {error, Reason} + * Reason: {select_failed, sres} + */ + return esock_make_error(env, + MKT2(env, + esock_atom_select_failed, + MKI(env, sres))); + } else { + return esock_make_error(env, esock_atom_eagain); + } + } +} + + + +/* *** recv_check_reader *** + * + * Checks if we have a current reader and if that is us. If not, then we must + * be made to wait for our turn. This is done by pushing us unto the reader queue. + */ +static +BOOLEAN_T recv_check_reader(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM ref, + ERL_NIF_TERM* checkResult) +{ + if (descP->currentReaderP != NULL) { + ErlNifPid caller; + + if (enif_self(env, &caller) == NULL) { + *checkResult = esock_make_error(env, atom_exself); + return FALSE; + } + + if (COMPARE_PIDS(&descP->currentReader.pid, &caller) != 0) { + ERL_NIF_TERM tmp; + + /* Not the "current reader", so (maybe) push onto queue */ + + SSDBG( descP, + ("SOCKET", "recv_check_reader -> not (current) reader\r\n") ); + + if (!reader_search4pid(env, descP, &caller)) + tmp = reader_push(env, descP, caller, ref); + else + tmp = esock_make_error(env, esock_atom_eagain); + + SSDBG( descP, + ("SOCKET", + "recv_check_reader -> queue (push) result: %T\r\n", tmp) ); + + *checkResult = tmp; + + return FALSE; + + } + + } + + *checkResult = esock_atom_ok; // Does not actually matter in this case, but ... + + return TRUE; +} + + + +/* *** recv_init_current_reader *** + * + * Initiate (maybe) the currentReader structure of the descriptor. + * Including monitoring the calling process. + */ +static +char* recv_init_current_reader(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM recvRef) +{ + if (descP->currentReaderP == NULL) { + ErlNifPid caller; + + if (enif_self(env, &caller) == NULL) + return str_exself; + + descP->currentReader.pid = caller; + if (MONP("recv_init_current_reader -> current reader", + env, descP, + &descP->currentReader.pid, + &descP->currentReader.mon) != 0) { + return str_exmon; + } + descP->currentReader.ref = enif_make_copy(descP->env, recvRef); + descP->currentReaderP = &descP->currentReader; + } + + return NULL; +} + + + +/* *** recv_update_current_reader *** + * + * Demonitors the current reader process and pop's the reader queue. + * If there is a waiting (reader) process, then it will be assigned + * as the new current reader and a new (read) select will be done. + */ + +static +ERL_NIF_TERM recv_update_current_reader(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef) +{ + ERL_NIF_TERM res = esock_atom_ok; + + if (descP->currentReaderP != NULL) { + + DEMONP("recv_update_current_reader -> current reader", + env, descP, &descP->currentReader.mon); + + if (!activate_next_reader(env, descP, sockRef)) { + + SSDBG( descP, + ("SOCKET", + "recv_update_current_reader -> no more readers\r\n") ); + + descP->currentReaderP = NULL; + descP->currentReader.ref = esock_atom_undefined; + enif_set_pid_undefined(&descP->currentReader.pid); + esock_monitor_init(&descP->currentReader.mon); + } + + } + + return res; +} + + + +/* *** recv_error_current_reader *** + * + * Process the current reader and any waiting readers + * when a read (fatal) error has occured. + * All waiting readers will be "aborted", that is a + * nif_abort message will be sent (with reaf and reason). + */ +static +void recv_error_current_reader(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM reason) +{ + SocketRequestor req; + + if (descP->currentReaderP != NULL) { + + DEMONP("recv_error_current_reader -> current reader", + env, descP, &descP->currentReader.mon); + + while (reader_pop(env, descP, &req)) { + SSDBG( descP, + ("SOCKET", "recv_error_current_reader -> abort %T\r\n", + req.pid) ); + esock_send_abort_msg(env, sockRef, req.ref, reason, &req.pid); + DEMONP("recv_error_current_reader -> pop'ed reader", + env, descP, &req.mon); + } + } +} + + + +/* *** recv_check_result *** + * + * Process the result of a call to recv. + */ +static +ERL_NIF_TERM recv_check_result(ErlNifEnv* env, + SocketDescriptor* descP, + int read, + int toRead, + int saveErrno, + ErlNifBinary* bufP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM recvRef) +{ + char* xres; + int sres; + ERL_NIF_TERM res, data; + + SSDBG( descP, + ("SOCKET", "recv_check_result -> entry with" + "\r\n read: %d" + "\r\n toRead: %d" + "\r\n saveErrno: %d" + "\r\n recvRef: %T" + "\r\n", read, toRead, saveErrno, recvRef) ); + + + /* <KOLLA> + * + * We need to handle read = 0 for other type(s) (DGRAM) when + * its actually valid to read 0 bytes. + * + * </KOLLA> + */ + + if ((read == 0) && (descP->type == SOCK_STREAM)) { + + res = esock_make_error(env, atom_closed); + + /* + * When a stream socket peer has performed an orderly shutdown, the return + * value will be 0 (the traditional "end-of-file" return). + * + * *We* do never actually try to read 0 bytes from a stream socket! + * + * We must also notify any waiting readers! + */ + + recv_error_current_reader(env, descP, sockRef, res); + + FREE_BIN(bufP); + + return res; + + } + + /* There is a special case: If the provided 'to read' value is + * zero (0) (only for type =/= stream). + * That means that we reads as much as we can, using the default + * read buffer size. + */ + + if (bufP->size == read) { + + /* +++ We filled the buffer +++ */ + + SSDBG( descP, + ("SOCKET", + "recv_check_result -> [%d] filled the buffer\r\n", toRead) ); + + if (toRead == 0) { + + /* +++ Give us everything you have got => * + * (maybe) needs to continue +++ */ + + /* How do we do this? + * Either: + * 1) Send up each chunk of data for each of the read + * and let the erlang code assemble it: {ok, false, Bin} + * (when complete it should return {ok, true, Bin}). + * We need to read atleast one more time to be sure if its + * done... + * 2) Or put it in a buffer here, and then let the erlang code + * know that it should call again (special return value) + * (continuous binary realloc "here"). + * + * => We choose alt 1 for now. + * + * Also, we need to check if the rNumCnt has reached its max (rNum), + * in which case we will assume the read to be done! + */ + + cnt_inc(&descP->readByteCnt, read); + + SSDBG( descP, + ("SOCKET", "recv_check_result -> shall we continue reading" + "\r\n read: %d" + "\r\n rNum: %d" + "\r\n rNumCnt: %d" + "\r\n", read, descP->rNum, descP->rNumCnt) ); + + if (descP->rNum > 0) { + + descP->rNumCnt++; + if (descP->rNumCnt >= descP->rNum) { + + descP->rNumCnt = 0; + + cnt_inc(&descP->readPkgCnt, 1); + + recv_update_current_reader(env, descP, sockRef); + + /* This transfers "ownership" of the *allocated* binary to an + * erlang term (no need for an explicit free). + */ + data = MKBIN(env, bufP); + + return esock_make_ok3(env, atom_true, data); + + } + } + + /* Yes, we *do* need to continue reading */ + + if ((xres = recv_init_current_reader(env, + descP, recvRef)) != NULL) { + descP->rNumCnt = 0; + FREE_BIN(bufP); + return esock_make_error_str(env, xres); + } + + /* This transfers "ownership" of the *allocated* binary to an + * erlang term (no need for an explicit free). + */ + data = MKBIN(env, bufP); + + SSDBG( descP, + ("SOCKET", + "recv_check_result -> [%d] " + "we are done for now - read more\r\n", toRead) ); + + return esock_make_ok3(env, atom_false, data); + + } else { + + /* +++ We got exactly as much as we requested => We are done +++ */ + + cnt_inc(&descP->readPkgCnt, 1); + cnt_inc(&descP->readByteCnt, read); + + SSDBG( descP, + ("SOCKET", + "recv_check_result -> [%d] " + "we got exactly what we could fit\r\n", toRead) ); + + recv_update_current_reader(env, descP, sockRef); + + /* This transfers "ownership" of the *allocated* binary to an + * erlang term (no need for an explicit free). + */ + data = MKBIN(env, bufP); + + return esock_make_ok3(env, atom_true, data); + + } + + } else if (read < 0) { + + /* +++ Error handling +++ */ + + FREE_BIN(bufP); + + if (saveErrno == ECONNRESET) { + + res = esock_make_error(env, atom_closed); + + /* +++ Oups - closed +++ */ + + SSDBG( descP, ("SOCKET", + "recv_check_result -> [%d] closed\r\n", toRead) ); + + /* <KOLLA> + * + * IF THE CURRENT PROCESS IS *NOT* THE CONTROLLING + * PROCESS, WE NEED TO INFORM IT!!! + * + * ALL WAITING PROCESSES MUST ALSO GET THE ERROR!! + * HANDLED BY THE STOP (CALLBACK) FUNCTION? + * + * SINCE THIS IS A REMOTE CLOSE, WE DON'T NEED TO WAIT + * FOR OUTPUT TO BE WRITTEN (NO ONE WILL READ), JUST + * ABORT THE SOCKET REGARDLESS OF LINGER??? + * + * </KOLLA> + */ + + descP->closeLocal = FALSE; + descP->state = SOCKET_STATE_CLOSING; + + recv_error_current_reader(env, descP, sockRef, res); + + if ((sres = esock_select_stop(env, descP->sock, descP)) < 0) { + esock_warning_msg("Failed stop select (closed) " + "for current reader (%T): %d\r\n", + recvRef, sres); + } + + return res; + + } else if ((saveErrno == ERRNO_BLOCK) || + (saveErrno == EAGAIN)) { + + SSDBG( descP, ("SOCKET", + "recv_check_result -> [%d] eagain\r\n", toRead) ); + + descP->rNumCnt = 0; + if ((xres = recv_init_current_reader(env, descP, recvRef)) != NULL) + return esock_make_error_str(env, xres); + + SSDBG( descP, ("SOCKET", "recv_check_result -> SELECT for more\r\n") ); + + if ((sres = esock_select_read(env, descP->sock, descP, + NULL, recvRef)) < 0) { + res = esock_make_error(env, + MKT2(env, + esock_atom_select_failed, + MKI(env, sres))); + } else { + res = esock_make_error(env, esock_atom_eagain); + } + + return res; + } else { + ERL_NIF_TERM res = esock_make_error_errno(env, saveErrno); + + SSDBG( descP, ("SOCKET", "recv_check_result -> [%d] errno: %d\r\n", + toRead, saveErrno) ); + + recv_error_current_reader(env, descP, sockRef, res); + + return res; + } + + } else { + + /* +++ We did not fill the buffer +++ */ + + SSDBG( descP, + ("SOCKET", + "recv_check_result -> [%d] " + "did not fill the buffer (%d of %d)\r\n", + toRead, read, bufP->size) ); + + if (toRead == 0) { + + /* +++ We got it all, but since we +++ + * +++ did not fill the buffer, we +++ + * +++ must split it into a sub-binary. +++ + */ + + SSDBG( descP, ("SOCKET", + "recv_check_result -> [%d] split buffer\r\n", toRead) ); + + descP->rNumCnt = 0; + cnt_inc(&descP->readPkgCnt, 1); + cnt_inc(&descP->readByteCnt, read); + + recv_update_current_reader(env, descP, sockRef); + + /* This transfers "ownership" of the *allocated* binary to an + * erlang term (no need for an explicit free). + */ + data = MKBIN(env, bufP); + data = MKSBIN(env, data, 0, read); + + SSDBG( descP, + ("SOCKET", "recv_check_result -> [%d] done\r\n", toRead) ); + + return esock_make_ok3(env, atom_true, data); + + } else { + + /* +++ We got only a part of what was expected +++ + * +++ => select for more more later and +++ + * +++ deliver what we got. +++ */ + + SSDBG( descP, ("SOCKET", "recv_check_result -> [%d] " + "only part of message - expect more\r\n", toRead) ); + + if ((xres = recv_init_current_reader(env, descP, recvRef)) != NULL) { + FREE_BIN(bufP); + return esock_make_error_str(env, xres); + } + + data = MKBIN(env, bufP); + data = MKSBIN(env, data, 0, read); + + cnt_inc(&descP->readByteCnt, read); + + /* SELECT for more data */ + + if ((sres = esock_select_read(env, descP->sock, descP, + NULL, recvRef)) < 0) { + /* Result: {error, Reason} + * Reason: {select_failed, sres, data} + */ + res = esock_make_error(env, + MKT3(env, + esock_atom_select_failed, + MKI(env, sres), + data)); + } else { + res = esock_make_ok3(env, atom_false, data); + } + + /* This transfers "ownership" of the *allocated* binary to an + * erlang term (no need for an explicit free). + */ + return res; + } + } +} + + +/* The recvfrom function delivers one (1) message. If our buffer + * is to small, the message will be truncated. So, regardless + * if we filled the buffer or not, we have got what we are going + * to get regarding this message. + */ +static +ERL_NIF_TERM recvfrom_check_result(ErlNifEnv* env, + SocketDescriptor* descP, + int read, + int saveErrno, + ErlNifBinary* bufP, + SocketAddress* fromAddrP, + unsigned int fromAddrLen, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM recvRef) +{ + char* xres; + int sres; + ERL_NIF_TERM data, res; + + SSDBG( descP, + ("SOCKET", "recvfrom_check_result -> entry with" + "\r\n read: %d" + "\r\n saveErrno: %d" + "\r\n recvRef: %T" + "\r\n", read, saveErrno, recvRef) ); + + + /* There is a special case: If the provided 'to read' value is + * zero (0). That means that we reads as much as we can, using + * the default read buffer size. + */ + + if (read < 0) { + + /* +++ Error handling +++ */ + + if (saveErrno == ECONNRESET) { + res = esock_make_error(env, atom_closed); + + /* +++ Oups - closed +++ */ + + SSDBG( descP, ("SOCKET", "recvfrom_check_result -> closed\r\n") ); + + /* <KOLLA> + * IF THE CURRENT PROCESS IS *NOT* THE CONTROLLING + * PROCESS, WE NEED TO INFORM IT!!! + * + * ALL WAITING PROCESSES MUST ALSO GET THE ERROR!! + * + * </KOLLA> + */ + + descP->closeLocal = FALSE; + descP->state = SOCKET_STATE_CLOSING; + + recv_error_current_reader(env, descP, sockRef, res); + + if ((sres = esock_select_stop(env, descP->sock, descP)) < 0) { + esock_warning_msg("Failed stop select (closed) " + "for current reader (%T): %d\r\n", + recvRef, sres); + } + + FREE_BIN(bufP); + + return res; + + } else if ((saveErrno == ERRNO_BLOCK) || + (saveErrno == EAGAIN)) { + + SSDBG( descP, ("SOCKET", "recvfrom_check_result -> eagain\r\n") ); + + FREE_BIN(bufP); + + if ((xres = recv_init_current_reader(env, descP, recvRef)) != NULL) + return esock_make_error_str(env, xres); + + if ((sres = esock_select_read(env, descP->sock, descP, + NULL, recvRef)) < 0) { + res = esock_make_error(env, + MKT2(env, + esock_atom_select_failed, + MKI(env, sres))); + } else { + res = esock_make_error(env, esock_atom_eagain); + } + + return res; + } else { + + res = esock_make_error_errno(env, saveErrno); + + SSDBG( descP, + ("SOCKET", + "recvfrom_check_result -> errno: %d\r\n", saveErrno) ); + + recv_error_current_reader(env, descP, sockRef, res); + + FREE_BIN(bufP); + + return res; + } + + } else { + + /* +++ We sucessfully got a message - time to encode the address +++ */ + + ERL_NIF_TERM eSockAddr; + + esock_encode_sockaddr(env, + fromAddrP, fromAddrLen, + &eSockAddr); + + if (read == bufP->size) { + data = MKBIN(env, bufP); + } else { + + /* +++ We got a chunk of data but +++ + * +++ since we did not fill the +++ + * +++ buffer, we must split it +++ + * +++ into a sub-binary. +++ + */ + + data = MKBIN(env, bufP); + data = MKSBIN(env, data, 0, read); + } + + recv_update_current_reader(env, descP, sockRef); + + return esock_make_ok2(env, MKT2(env, eSockAddr, data)); + + } +} + + + +/* The recvmsg function delivers one (1) message. If our buffer + * is to small, the message will be truncated. So, regardless + * if we filled the buffer or not, we have got what we are going + * to get regarding this message. + */ +static +ERL_NIF_TERM recvmsg_check_result(ErlNifEnv* env, + SocketDescriptor* descP, + int read, + int saveErrno, + struct msghdr* msgHdrP, + ErlNifBinary* dataBufP, + ErlNifBinary* ctrlBufP, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM recvRef) +{ + int sres; + ERL_NIF_TERM res; + + SSDBG( descP, + ("SOCKET", "recvmsg_check_result -> entry with" + "\r\n read: %d" + "\r\n saveErrno: %d" + "\r\n recvRef: %T" + "\r\n", read, saveErrno, recvRef) ); + + + /* <KOLLA> + * + * We need to handle read = 0 for other type(s) (DGRAM) when + * its actually valid to read 0 bytes. + * + * </KOLLA> + */ + + if ((read == 0) && (descP->type == SOCK_STREAM)) { + + /* + * When a stream socket peer has performed an orderly shutdown, the return + * value will be 0 (the traditional "end-of-file" return). + * + * *We* do never actually try to read 0 bytes from a stream socket! + */ + + + FREE_BIN(dataBufP); FREE_BIN(ctrlBufP); + + return esock_make_error(env, atom_closed); + + } + + + /* There is a special case: If the provided 'to read' value is + * zero (0). That means that we reads as much as we can, using + * the default read buffer size. + */ + + if (read < 0) { + + /* +++ Error handling +++ */ + + if (saveErrno == ECONNRESET) { + + /* +++ Oups - closed +++ */ + + SSDBG( descP, ("SOCKET", "recvmsg_check_result -> closed\r\n") ); + + /* <KOLLA> + * IF THE CURRENT PROCESS IS *NOT* THE CONTROLLING + * PROCESS, WE NEED TO INFORM IT!!! + * + * ALL WAITING PROCESSES MUST ALSO GET THE ERROR!! + * + * </KOLLA> + */ + + res = esock_make_error(env, atom_closed); + descP->closeLocal = FALSE; + descP->state = SOCKET_STATE_CLOSING; + + recv_error_current_reader(env, descP, sockRef, res); + + if ((sres = esock_select_stop(env, descP->sock, descP)) < 0) { + esock_warning_msg("Failed stop select (closed) " + "for current reader (%T): %d\r\n", + recvRef, sres); + } + + FREE_BIN(dataBufP); FREE_BIN(ctrlBufP); + + return res;; + + } else if ((saveErrno == ERRNO_BLOCK) || + (saveErrno == EAGAIN)) { + char* xres; + + SSDBG( descP, ("SOCKET", "recvmsg_check_result -> eagain\r\n") ); + + FREE_BIN(dataBufP); FREE_BIN(ctrlBufP); + + if ((xres = recv_init_current_reader(env, descP, recvRef)) != NULL) + return esock_make_error_str(env, xres); + + if ((sres = esock_select_read(env, descP->sock, descP, + NULL, recvRef)) < 0) { + res = esock_make_error(env, + MKT2(env, + esock_atom_select_failed, + MKI(env, sres))); + } else { + res = esock_make_error(env, esock_atom_eagain); + } + + return res; + + } else { + + res = esock_make_error_errno(env, saveErrno); + + SSDBG( descP, + ("SOCKET", + "recvmsg_check_result -> errno: %d\r\n", saveErrno) ); + + recv_error_current_reader(env, descP, sockRef, res); + + FREE_BIN(dataBufP); FREE_BIN(ctrlBufP); + + return res; + } + + } else { + + /* +++ We sucessfully got a message - time to encode it +++ */ + + ERL_NIF_TERM eMsgHdr; + char* xres; + + /* + * <KOLLA> + * + * The return value of recvmsg is the *total* number of bytes + * that where successfully read. This data has been put into + * the *IO vector*. + * + * </KOLLA> + */ + + if ((xres = encode_msghdr(env, descP, + read, msgHdrP, dataBufP, ctrlBufP, + &eMsgHdr)) != NULL) { + + SSDBG( descP, + ("SOCKET", + "recvmsg_check_result -> " + "(msghdr) encode failed: %s\r\n", xres) ); + + recv_update_current_reader(env, descP, sockRef); + + FREE_BIN(dataBufP); FREE_BIN(ctrlBufP); + + return esock_make_error_str(env, xres); + } else { + + SSDBG( descP, + ("SOCKET", + "recvmsg_check_result -> " + "(msghdr) encode ok: %T\r\n", eMsgHdr) ); + + recv_update_current_reader(env, descP, sockRef); + + return esock_make_ok2(env, eMsgHdr); + } + + } +} + + + + +/* +++ encode_msghdr +++ + * + * Encode a msghdr (recvmsg). In erlang its represented as + * a map, which has a specific set of attributes: + * + * addr (source address) - sockaddr() + * iov - [binary()] + * ctrl - [cmsghdr()] + * flags - msghdr_flags() + */ + +extern +char* encode_msghdr(ErlNifEnv* env, + SocketDescriptor* descP, + int read, + struct msghdr* msgHdrP, + ErlNifBinary* dataBufP, + ErlNifBinary* ctrlBufP, + ERL_NIF_TERM* eSockAddr) +{ + char* xres; + ERL_NIF_TERM addr, iov, ctrl, flags; + + SSDBG( descP, + ("SOCKET", "encode_msghdr -> entry with" + "\r\n read: %d" + "\r\n", read) ); + + /* The address is not used if we are connected, + * so check (length = 0) before we try to encodel + */ + if (msgHdrP->msg_namelen != 0) { + if ((xres = esock_encode_sockaddr(env, + (SocketAddress*) msgHdrP->msg_name, + msgHdrP->msg_namelen, + &addr)) != NULL) + return xres; + } else { + addr = esock_atom_undefined; + } + + SSDBG( descP, ("SOCKET", "encode_msghdr -> try encode iov\r\n") ); + if ((xres = esock_encode_iov(env, + read, + msgHdrP->msg_iov, + msgHdrP->msg_iovlen, + dataBufP, + &iov)) != NULL) + return xres; + + SSDBG( descP, ("SOCKET", "encode_msghdr -> try encode cmsghdrs\r\n") ); + if ((xres = encode_cmsghdrs(env, descP, ctrlBufP, msgHdrP, &ctrl)) != NULL) + return xres; + + SSDBG( descP, ("SOCKET", "encode_msghdr -> try encode flags\r\n") ); + if ((xres = encode_msghdr_flags(env, descP, msgHdrP->msg_flags, &flags)) != NULL) + return xres; + + SSDBG( descP, + ("SOCKET", "encode_msghdr -> components encoded:" + "\r\n addr: %T" + "\r\n iov: %T" + "\r\n ctrl: %T" + "\r\n flags: %T" + "\r\n", addr, iov, ctrl, flags) ); + { + ERL_NIF_TERM keys[] = {esock_atom_addr, + esock_atom_iov, + esock_atom_ctrl, + esock_atom_flags}; + ERL_NIF_TERM vals[] = {addr, iov, ctrl, flags}; + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + ERL_NIF_TERM tmp; + + ESOCK_ASSERT( (numKeys == numVals) ); + + SSDBG( descP, ("SOCKET", "encode_msghdr -> create msghdr map\r\n") ); + if (!MKMA(env, keys, vals, numKeys, &tmp)) + return ESOCK_STR_EINVAL; + + SSDBG( descP, ("SOCKET", "encode_msghdr -> msghdr: " + "\r\n %T" + "\r\n", tmp) ); + + *eSockAddr = tmp; + } + + SSDBG( descP, ("SOCKET", "encode_msghdr -> done\r\n") ); + + return NULL; +} + + + + +/* +++ encode_cmsghdrs +++ + * + * Encode a list of cmsghdr(). There can be 0 or more cmsghdr "blocks". + * + * Our "problem" is that we have no idea how many control messages + * we have. + * + * The cmsgHdrP arguments points to the start of the control data buffer, + * an actual binary. Its the only way to create sub-binaries. So, what we + * need to continue processing this is to turn that into an binary erlang + * term (which can then in turn be turned into sub-binaries). + * + * We need the cmsgBufP (even though cmsgHdrP points to it) to be able + * to create sub-binaries (one for each cmsg hdr). + * + * The TArray (term array) is created with the size of 128, which should + * be enough. But if its not, then it will be automatically realloc'ed during + * add. Once we are done adding hdr's to it, we convert the tarray to a list. + */ + +extern +char* encode_cmsghdrs(ErlNifEnv* env, + SocketDescriptor* descP, + ErlNifBinary* cmsgBinP, + struct msghdr* msgHdrP, + ERL_NIF_TERM* eCMsgHdr) +{ + ERL_NIF_TERM ctrlBuf = MKBIN(env, cmsgBinP); // The *entire* binary + SocketTArray cmsghdrs = TARRAY_CREATE(128); + struct cmsghdr* firstP = CMSG_FIRSTHDR(msgHdrP); + struct cmsghdr* currentP; + + SSDBG( descP, ("SOCKET", "encode_cmsghdrs -> entry\r\n") ); + + for (currentP = firstP; + currentP != NULL; + currentP = CMSG_NXTHDR(msgHdrP, currentP)) { + + SSDBG( descP, + ("SOCKET", "encode_cmsghdrs -> process cmsg header when" + "\r\n TArray Size: %d" + "\r\n", TARRAY_SZ(cmsghdrs)) ); + + /* MUST check this since on Linux the returned "cmsg" may actually + * go too far! + */ + if (((CHARP(currentP) + currentP->cmsg_len) - CHARP(firstP)) > + msgHdrP->msg_controllen) { + /* Ouch, fatal error - give up + * We assume we cannot trust any data if this is wrong. + */ + TARRAY_DELETE(cmsghdrs); + return ESOCK_STR_EINVAL; + } else { + ERL_NIF_TERM level, type, data; + unsigned char* dataP = (unsigned char*) CMSG_DATA(currentP); + size_t dataPos = dataP - cmsgBinP->data; + size_t dataLen = currentP->cmsg_len - (CHARP(currentP)-CHARP(dataP)); + + SSDBG( descP, + ("SOCKET", "encode_cmsghdrs -> cmsg header data: " + "\r\n dataPos: %d" + "\r\n dataLen: %d" + "\r\n", dataPos, dataLen) ); + + /* We can't give up just because its an unknown protocol, + * so if its a protocol we don't know, we return its integer + * value and leave it to the user. + */ + if (encode_cmsghdr_level(env, currentP->cmsg_level, &level) != NULL) + level = MKI(env, currentP->cmsg_level); + + if (encode_cmsghdr_type(env, + currentP->cmsg_level, currentP->cmsg_type, + &type) != NULL) + type = MKI(env, currentP->cmsg_type); + + if (encode_cmsghdr_data(env, ctrlBuf, + currentP->cmsg_level, + currentP->cmsg_type, + dataP, dataPos, dataLen, + &data) != NULL) + data = MKSBIN(env, ctrlBuf, dataPos, dataLen); + + SSDBG( descP, + ("SOCKET", "encode_cmsghdrs -> " + "\r\n level: %T" + "\r\n type: %T" + "\r\n data: %T" + "\r\n", level, type, data) ); + + /* And finally create the 'cmsghdr' map - + * and if successfull add it to the tarray. + */ + { + ERL_NIF_TERM keys[] = {esock_atom_level, + esock_atom_type, + esock_atom_data}; + ERL_NIF_TERM vals[] = {level, type, data}; + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + ERL_NIF_TERM cmsgHdr; + + /* Guard agains cut-and-paste errors */ + ESOCK_ASSERT( (numKeys == numVals) ); + + if (!MKMA(env, keys, vals, numKeys, &cmsgHdr)) { + TARRAY_DELETE(cmsghdrs); + return ESOCK_STR_EINVAL; + } + + /* And finally add it to the list... */ + TARRAY_ADD(cmsghdrs, cmsgHdr); + } + } + } + + SSDBG( descP, + ("SOCKET", "encode_cmsghdrs -> cmsg headers processed when" + "\r\n TArray Size: %d" + "\r\n", TARRAY_SZ(cmsghdrs)) ); + + /* The tarray is populated - convert it to a list */ + TARRAY_TOLIST(cmsghdrs, env, eCMsgHdr); + + return NULL; +} + + + +/* +++ decode_cmsghdrs +++ + * + * Decode a list of cmsghdr(). There can be 0 or more cmsghdr "blocks". + * + * Each element can either be a (erlang) map that needs to be decoded, + * or a (erlang) binary that just needs to be appended to the control + * buffer. + * + * Our "problem" is that we have no idea much memory we actually need. + * + */ + +extern +char* decode_cmsghdrs(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eCMsgHdr, + char* cmsgHdrBufP, + size_t cmsgHdrBufLen, + size_t* cmsgHdrBufUsed) +{ + ERL_NIF_TERM elem, tail, list; + char* bufP; + size_t rem, used, totUsed = 0; + unsigned int len; + int i; + char* xres; + + SSDBG( descP, ("SOCKET", "decode_cmsghdrs -> entry with" + "\r\n cmsgHdrBufP: 0x%lX" + "\r\n cmsgHdrBufLen: %d" + "\r\n", cmsgHdrBufP, cmsgHdrBufLen) ); + + if (IS_LIST(env, eCMsgHdr) && GET_LIST_LEN(env, eCMsgHdr, &len)) { + + SSDBG( descP, ("SOCKET", "decode_cmsghdrs -> list length: %d\r\n", len) ); + + for (i = 0, list = eCMsgHdr, rem = cmsgHdrBufLen, bufP = cmsgHdrBufP; + i < len; i++) { + + SSDBG( descP, ("SOCKET", "decode_cmsghdrs -> process elem %d:" + "\r\n (buffer) rem: %u" + "\r\n (buffer) totUsed: %u" + "\r\n", i, rem, totUsed) ); + + /* Extract the (current) head of the (cmsg hdr) list */ + if (!GET_LIST_ELEM(env, list, &elem, &tail)) + return ESOCK_STR_EINVAL; + + used = 0; // Just in case... + if ((xres = decode_cmsghdr(env, descP, elem, bufP, rem, &used)) != NULL) + return xres; + + bufP = CHARP( ULONG(bufP) + used ); + rem = SZT( rem - used ); + list = tail; + totUsed += used; + + } + + SSDBG( descP, ("SOCKET", + "decode_cmsghdrs -> all %d ctrl headers processed\r\n", + len) ); + + xres = NULL; + } else { + xres = ESOCK_STR_EINVAL; + } + + *cmsgHdrBufUsed = totUsed; + + SSDBG( descP, ("SOCKET", "decode_cmsghdrs -> done with %s when" + "\r\n totUsed = %u\r\n", + ((xres != NULL) ? xres : "NULL"), totUsed) ); + + return xres; +} + + +/* +++ decode_cmsghdr +++ + * + * Decode one cmsghdr(). Put the "result" into the buffer and advance the + * pointer (of the buffer) afterwards. Also update 'rem' accordingly. + * But before the actual decode, make sure that there is enough room in + * the buffer for the cmsg header (sizeof(*hdr) < rem). + * + * The eCMsgHdr should be a map with three fields: + * + * level :: cmsghdr_level() (socket | protocol() | integer()) + * type :: cmsghdr_type() (atom() | integer()) + * What values are valid depend on the level + * data :: cmsghdr_data() (term() | binary()) + * The type of the data depends on + * level and type, but can be a binary, + * which means that the data is already coded. + */ +extern +char* decode_cmsghdr(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM eCMsgHdr, + char* bufP, + size_t rem, + size_t* used) +{ + SSDBG( descP, ("SOCKET", "decode_cmsghdr -> entry with" + "\r\n eCMsgHdr: %T" + "\r\n", eCMsgHdr) ); + + if (IS_MAP(env, eCMsgHdr)) { + ERL_NIF_TERM eLevel, eType, eData; + int level, type; + char* xres; + + /* First extract all three attributes (as terms) */ + + if (!GET_MAP_VAL(env, eCMsgHdr, esock_atom_level, &eLevel)) + return ESOCK_STR_EINVAL; + + SSDBG( descP, ("SOCKET", "decode_cmsghdr -> eLevel: %T" + "\r\n", eLevel) ); + + if (!GET_MAP_VAL(env, eCMsgHdr, esock_atom_type, &eType)) + return ESOCK_STR_EINVAL; + + SSDBG( descP, ("SOCKET", "decode_cmsghdr -> eType: %T" + "\r\n", eType) ); + + if (!GET_MAP_VAL(env, eCMsgHdr, esock_atom_data, &eData)) + return ESOCK_STR_EINVAL; + + SSDBG( descP, ("SOCKET", "decode_cmsghdr -> eData: %T" + "\r\n", eData) ); + + /* Second, decode level */ + if ((xres = decode_cmsghdr_level(env, eLevel, &level)) != NULL) + return xres; + + SSDBG( descP, ("SOCKET", "decode_cmsghdr -> level: %d\r\n", level) ); + + /* third, decode type */ + if ((xres = decode_cmsghdr_type(env, level, eType, &type)) != NULL) + return xres; + + SSDBG( descP, ("SOCKET", "decode_cmsghdr -> type: %d\r\n", type) ); + + /* And finally data + * If its a binary, we are done. Otherwise, we need to check + * level and type to know what kind of data to expect. + */ + + return decode_cmsghdr_data(env, descP, bufP, rem, level, type, eData, used); + + } else { + *used = 0; + return ESOCK_STR_EINVAL; + } + + return NULL; +} + + +/* *** decode_cmsghdr_data *** + * + * For all combinations of level and type we accept a binary as data, + * so we begin by testing for that. If its not a binary, then we check + * level (ip) and type (tos or ttl), in which case the data *must* be + * an integer and ip_tos() respectively. + */ +static +char* decode_cmsghdr_data(ErlNifEnv* env, + SocketDescriptor* descP, + char* bufP, + size_t rem, + int level, + int type, + ERL_NIF_TERM eData, + size_t* used) +{ + char* xres; + + SSDBG( descP, ("SOCKET", "decode_cmsghdr_data -> entry with" + "\r\n eData: %T" + "\r\n", eData) ); + + if (IS_BIN(env, eData)) { + ErlNifBinary bin; + + if (GET_BIN(env, eData, &bin)) { + SSDBG( descP, ("SOCKET", "decode_cmsghdr_data -> " + "do final decode with binary\r\n") ); + return decode_cmsghdr_final(descP, bufP, rem, level, type, + (char*) bin.data, bin.size, + used); + } else { + *used = 0; + xres = ESOCK_STR_EINVAL; + } + } else { + + /* Its *not* a binary so we need to look at what level and type + * we have and treat them individually. + */ + + switch (level) { +#if defined(SOL_IP) + case SOL_IP: +#else + case IPPROTO_IP: +#endif + switch (type) { +#if defined(IP_TOS) + case IP_TOS: + { + int data; + if (decode_ip_tos(env, eData, &data)) { + SSDBG( descP, ("SOCKET", "decode_cmsghdr_data -> " + "do final decode with tos\r\n") ); + return decode_cmsghdr_final(descP, bufP, rem, level, type, + (char*) &data, + sizeof(data), + used); + } else { + *used = 0; + xres = ESOCK_STR_EINVAL; + } + } + break; +#endif + +#if defined(IP_TTL) + case IP_TTL: + { + int data; + if (GET_INT(env, eData, &data)) { + SSDBG( descP, ("SOCKET", "decode_cmsghdr_data -> " + "do final decode with ttl\r\n") ); + return decode_cmsghdr_final(descP, bufP, rem, level, type, + (char*) &data, + sizeof(data), + used); + } else { + *used = 0; + xres = ESOCK_STR_EINVAL; + } + } + break; +#endif + + } + break; + + default: + *used = 0; + xres = ESOCK_STR_EINVAL; + break; + } + + } + + return xres; +} + + +/* *** decode_cmsghdr_final *** + * + * This does the final create of the cmsghdr (including the data copy). + */ +static +char* decode_cmsghdr_final(SocketDescriptor* descP, + char* bufP, + size_t rem, + int level, + int type, + char* data, + int sz, + size_t* used) +{ + int len = CMSG_LEN(sz); + int space = CMSG_SPACE(sz); + + SSDBG( descP, ("SOCKET", "decode_cmsghdr_data -> entry when" + "\r\n level: %d" + "\r\n type: %d" + "\r\n sz: %d => %d, %d" + "\r\n", level, type, sz, len, space) ); + + if (rem >= space) { + struct cmsghdr* cmsgP = (struct cmsghdr*) bufP; + + /* The header */ + cmsgP->cmsg_len = len; + cmsgP->cmsg_level = level; + cmsgP->cmsg_type = type; + + sys_memcpy(CMSG_DATA(cmsgP), data, sz); + *used = space; + } else { + *used = 0; + return ESOCK_STR_EINVAL; + } + + SSDBG( descP, ("SOCKET", "decode_cmsghdr_final -> done\r\n") ); + + return NULL; +} + + +/* +++ encode_cmsghdr_level +++ + * + * Encode the level part of the cmsghdr(). + * + */ + +static +char* encode_cmsghdr_level(ErlNifEnv* env, + int level, + ERL_NIF_TERM* eLevel) +{ + char* xres; + + switch (level) { + case SOL_SOCKET: + *eLevel = esock_atom_socket; + xres = NULL; + break; + +#if defined(SOL_IP) + case SOL_IP: +#else + case IPPROTO_IP: +#endif + *eLevel = esock_atom_ip; + xres = NULL; + break; + +#if defined(HAVE_IPV6) +#if defined(SOL_IPV6) + case SOL_IPV6: +#else + case IPPROTO_IPV6: +#endif + *eLevel = esock_atom_ip; + xres = NULL; + break; +#endif + + case IPPROTO_UDP: + *eLevel = esock_atom_udp; + xres = NULL; + break; + + default: + *eLevel = MKI(env, level); + xres = NULL; + break; + } + + return xres; +} + + + +/* +++ decode_cmsghdr_level +++ + * + * Decode the level part of the cmsghdr(). + * + */ + +static +char* decode_cmsghdr_level(ErlNifEnv* env, + ERL_NIF_TERM eLevel, + int* level) +{ + char* xres = NULL; + + if (IS_ATOM(env, eLevel)) { + + if (COMPARE(eLevel, esock_atom_socket) == 0) { + *level = SOL_SOCKET; + xres = NULL; + } else if (COMPARE(eLevel, esock_atom_ip) == 0) { +#if defined(SOL_IP) + *level = SOL_IP; +#else + *level = IPPROTO_IP; +#endif + xres = NULL; +#if defined(HAVE_IPV6) + } else if (COMPARE(eLevel, esock_atom_ipv6) == 0) { +#if defined(SOL_IPV6) + *level = SOL_IPV6; +#else + *level = IPPROTO_IPV6; +#endif + xres = NULL; +#endif + } else if (COMPARE(eLevel, esock_atom_udp) == 0) { + *level = IPPROTO_UDP; + xres = NULL; + } else { + *level = -1; + xres = ESOCK_STR_EINVAL; + } + } else if (IS_NUM(env, eLevel)) { + if (!GET_INT(env, eLevel, level)) + xres = ESOCK_STR_EINVAL; + } else { + *level = -1; + xres = ESOCK_STR_EINVAL; + } + + return xres; +} + + + +/* +++ encode_cmsghdr_type +++ + * + * Encode the type part of the cmsghdr(). + * + */ + +static +char* encode_cmsghdr_type(ErlNifEnv* env, + int level, + int type, + ERL_NIF_TERM* eType) +{ + char* xres = NULL; + + switch (level) { + case SOL_SOCKET: + switch (type) { +#if defined(SO_TIMESTAMP) + case SO_TIMESTAMP: + *eType = esock_atom_timestamp; + break; +#endif + +#if defined(SCM_RIGHTS) + case SCM_RIGHTS: + *eType = esock_atom_rights; + break; +#endif + +#if defined(SCM_CREDENTIALS) + case SCM_CREDENTIALS: + *eType = esock_atom_credentials; + break; +#endif + + default: + xres = ESOCK_STR_EINVAL; + break; + } + break; + +#if defined(SOL_IP) + case SOL_IP: +#else + case IPPROTO_IP: +#endif + switch (type) { +#if defined(IP_TOS) + case IP_TOS: + *eType = esock_atom_tos; + break; +#endif + +#if defined(IP_TTL) + case IP_TTL: + *eType = esock_atom_ttl; + break; +#endif + +#if defined(IP_PKTINFO) + case IP_PKTINFO: + *eType = esock_atom_pktinfo; + break; +#endif + +#if defined(IP_ORIGDSTADDR) + case IP_ORIGDSTADDR: + *eType = esock_atom_origdstaddr; + break; +#endif + + default: + xres = ESOCK_STR_EINVAL; + break; + } + break; + +#if defined(HAVE_IPV6) +#if defined(SOL_IPV6) + case SOL_IPV6: +#else + case IPPROTO_IPV6: +#endif + switch (type) { +#if defined(IPV6_PKTINFO) + case IPV6_PKTINFO: + *eType = esock_atom_pktinfo; + break; +#endif + + default: + xres = ESOCK_STR_EINVAL; + break; + } + break; +#endif + + case IPPROTO_TCP: + switch (type) { + default: + xres = ESOCK_STR_EINVAL; + break; + } + break; + + case IPPROTO_UDP: + switch (type) { + default: + xres = ESOCK_STR_EINVAL; + break; + } + break; + +#if defined(HAVE_SCTP) + case IPPROTO_SCTP: + switch (type) { + default: + xres = ESOCK_STR_EINVAL; + break; + } + break; +#endif + + default: + xres = ESOCK_STR_EINVAL; + break; + } + + return xres; +} + + + +/* +++ decode_cmsghdr_type +++ + * + * Decode the type part of the cmsghdr(). + * + */ + +static +char* decode_cmsghdr_type(ErlNifEnv* env, + int level, + ERL_NIF_TERM eType, + int* type) +{ + char* xres = NULL; + + switch (level) { + case SOL_SOCKET: + if (IS_NUM(env, eType)) { + if (!GET_INT(env, eType, type)) { + *type = -1; + xres = ESOCK_STR_EINVAL; + } + } else { + *type = -1; + xres = ESOCK_STR_EINVAL; + } + break; + + +#if defined(SOL_IP) + case SOL_IP: +#else + case IPPROTO_IP: +#endif + if (IS_ATOM(env, eType)) { + if (COMPARE(eType, esock_atom_tos) == 0) { +#if defined(IP_TOS) + *type = IP_TOS; +#else + xres = ESOCK_STR_EINVAL; +#endif + } else if (COMPARE(eType, esock_atom_ttl) == 0) { +#if defined(IP_TTL) + *type = IP_TTL; +#else + xres = ESOCK_STR_EINVAL; +#endif + } else { + xres = ESOCK_STR_EINVAL; + } + } else if (IS_NUM(env, eType)) { + if (!GET_INT(env, eType, type)) { + *type = -1; + xres = ESOCK_STR_EINVAL; + } + } else { + *type = -1; + xres = ESOCK_STR_EINVAL; + } + break; + +#if defined(HAVE_IPV6) +#if defined(SOL_IPV6) + case SOL_IPV6: +#else + case IPPROTO_IPV6: +#endif + if (IS_NUM(env, eType)) { + if (!GET_INT(env, eType, type)) { + *type = -1; + xres = ESOCK_STR_EINVAL; + } + } else { + *type = -1; + xres = ESOCK_STR_EINVAL; + } + break; +#endif + + case IPPROTO_UDP: + if (IS_NUM(env, eType)) { + if (!GET_INT(env, eType, type)) { + *type = -1; + xres = ESOCK_STR_EINVAL; + } + } else { + *type = -1; + xres = ESOCK_STR_EINVAL; + } + break; + + default: + *type = -1; + xres = ESOCK_STR_EINVAL; + break; + } + + return xres; +} + + + +/* +++ encode_cmsghdr_data +++ + * + * Encode the data part of the cmsghdr(). + * + */ + +static +char* encode_cmsghdr_data(ErlNifEnv* env, + ERL_NIF_TERM ctrlBuf, + int level, + int type, + unsigned char* dataP, + size_t dataPos, + size_t dataLen, + ERL_NIF_TERM* eCMsgHdrData) +{ + char* xres; + + switch (level) { +#if defined(SOL_SOCKET) + case SOL_SOCKET: + xres = encode_cmsghdr_data_socket(env, ctrlBuf, type, + dataP, dataPos, dataLen, + eCMsgHdrData); + break; +#endif + +#if defined(SOL_IP) + case SOL_IP: +#else + case IPPROTO_IP: +#endif + xres = encode_cmsghdr_data_ip(env, ctrlBuf, type, + dataP, dataPos, dataLen, + eCMsgHdrData); + break; + +#if defined(HAVE_IPV6) +#if defined(SOL_IPV6) + case SOL_IPV6: +#else + case IPPROTO_IPV6: +#endif + xres = encode_cmsghdr_data_ipv6(env, ctrlBuf, type, + dataP, dataPos, dataLen, + eCMsgHdrData); + break; +#endif + + /* + case IPPROTO_TCP: + xres = encode_cmsghdr_data_tcp(env, type, dataP, eCMsgHdrData); + break; + */ + + /* + case IPPROTO_UDP: + xres = encode_cmsghdr_data_udp(env, type, dataP, eCMsgHdrData); + break; + */ + + /* + #if defined(HAVE_SCTP) + case IPPROTO_SCTP: + xres = encode_cmsghdr_data_sctp(env, type, dataP, eCMsgHdrData); + break; + #endif + */ + + default: + *eCMsgHdrData = MKSBIN(env, ctrlBuf, dataPos, dataLen); + xres = NULL; + break; + } + + return xres; +} + + + +/* +++ encode_cmsghdr_data_socket +++ + * + * Encode the data part when "protocol" = socket of the cmsghdr(). + * + */ + +static +char* encode_cmsghdr_data_socket(ErlNifEnv* env, + ERL_NIF_TERM ctrlBuf, + int type, + unsigned char* dataP, + size_t dataPos, + size_t dataLen, + ERL_NIF_TERM* eCMsgHdrData) +{ + // char* xres; + + switch (type) { +#if defined(SO_TIMESTAMP) + case SO_TIMESTAMP: + { + struct timeval* timeP = (struct timeval*) dataP; + + if (esock_encode_timeval(env, timeP, eCMsgHdrData) != NULL) + *eCMsgHdrData = MKSBIN(env, ctrlBuf, dataPos, dataLen); + } + break; +#endif + + default: + *eCMsgHdrData = MKSBIN(env, ctrlBuf, dataPos, dataLen); + break; + } + + return NULL; +} + + + +/* +++ encode_cmsghdr_data_ip +++ + * + * Encode the data part when protocol = IP of the cmsghdr(). + * + */ + +static +char* encode_cmsghdr_data_ip(ErlNifEnv* env, + ERL_NIF_TERM ctrlBuf, + int type, + unsigned char* dataP, + size_t dataPos, + size_t dataLen, + ERL_NIF_TERM* eCMsgHdrData) +{ + char* xres = NULL; + + switch (type) { +#if defined(IP_TOS) + case IP_TOS: + { + unsigned char tos = *dataP; + switch (IPTOS_TOS(tos)) { + case IPTOS_LOWDELAY: + *eCMsgHdrData = esock_atom_lowdelay; + break; + case IPTOS_THROUGHPUT: + *eCMsgHdrData = esock_atom_throughput; + break; + case IPTOS_RELIABILITY: + *eCMsgHdrData = esock_atom_reliability; + break; +#if defined(IPTOS_MINCOST) + case IPTOS_MINCOST: + *eCMsgHdrData = esock_atom_mincost; + break; +#endif + default: + *eCMsgHdrData = MKUI(env, tos); + break; + } + } + break; +#endif + +#if defined(IP_TTL) + case IP_TTL: + { + int ttl = *((int*) dataP); + *eCMsgHdrData = MKI(env, ttl); + } + break; +#endif + +#if defined(IP_PKTINFO) + case IP_PKTINFO: + { + struct in_pktinfo* pktInfoP = (struct in_pktinfo*) dataP; + ERL_NIF_TERM ifIndex = MKUI(env, pktInfoP->ipi_ifindex); + ERL_NIF_TERM specDst, addr; + + if ((xres = esock_encode_ip4_address(env, + &pktInfoP->ipi_spec_dst, + &specDst)) != NULL) { + *eCMsgHdrData = esock_atom_undefined; + return xres; + } + + if ((xres = esock_encode_ip4_address(env, + &pktInfoP->ipi_addr, + &addr)) != NULL) { + *eCMsgHdrData = esock_atom_undefined; + return xres; + } + + + { + ERL_NIF_TERM keys[] = {esock_atom_ifindex, + esock_atom_spec_dst, + esock_atom_addr}; + ERL_NIF_TERM vals[] = {ifIndex, specDst, addr}; + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + + ESOCK_ASSERT( (numKeys == numVals) ); + + if (!MKMA(env, keys, vals, numKeys, eCMsgHdrData)) { + *eCMsgHdrData = esock_atom_undefined; + return ESOCK_STR_EINVAL; + } + } + } + break; +#endif + +#if defined(IP_ORIGDSTADDR) + case IP_ORIGDSTADDR: + if ((xres = esock_encode_sockaddr_in4(env, + (struct sockaddr_in*) dataP, + dataLen, + eCMsgHdrData)) != NULL) { + *eCMsgHdrData = esock_atom_undefined; + return xres; + } + break; +#endif + + default: + *eCMsgHdrData = MKSBIN(env, ctrlBuf, dataPos, dataLen); + break; + } + + return xres; +} + + + +/* +++ encode_cmsghdr_data_ipv6 +++ + * + * Encode the data part when protocol = IPv6 of the cmsghdr(). + * + */ +#if defined(HAVE_IPV6) +static +char* encode_cmsghdr_data_ipv6(ErlNifEnv* env, + ERL_NIF_TERM ctrlBuf, + int type, + unsigned char* dataP, + size_t dataPos, + size_t dataLen, + ERL_NIF_TERM* eCMsgHdrData) +{ + char* xres; + + switch (type) { +#if defined(IPV6_PKTINFO) + case IPV6_PKTINFO: + { + struct in6_pktinfo* pktInfoP = (struct in6_pktinfo*) dataP; + ERL_NIF_TERM ifIndex = MKI(env, pktInfoP->ipi6_ifindex); + ERL_NIF_TERM addr; + + if ((xres = esock_encode_ip6_address(env, + &pktInfoP->ipi6_addr, + &addr)) != NULL) { + *eCMsgHdrData = esock_atom_undefined; + return xres; + } + + { + ERL_NIF_TERM keys[] = {esock_atom_addr, esock_atom_ifindex}; + ERL_NIF_TERM vals[] = {addr, ifIndex}; + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + + ESOCK_ASSERT( (numKeys == numVals) ); + + if (!MKMA(env, keys, vals, numKeys, eCMsgHdrData)) { + *eCMsgHdrData = esock_atom_undefined; + return ESOCK_STR_EINVAL; + } + } + } + break; +#endif + + default: + *eCMsgHdrData = MKSBIN(env, ctrlBuf, dataPos, dataLen); + break; + } + + return NULL; +} +#endif + + + +/* +++ encode_msghdr_flags +++ + * + * Encode a list of msghdr_flag(). + * + * The following flags are handled: eor | trunc | ctrunc | oob | errqueue. + */ + +extern +char* encode_msghdr_flags(ErlNifEnv* env, + SocketDescriptor* descP, + int msgFlags, + ERL_NIF_TERM* flags) +{ + SSDBG( descP, + ("SOCKET", "encode_cmsghdrs_flags -> entry with" + "\r\n msgFlags: %d (0x%lX)" + "\r\n", msgFlags, msgFlags) ); + + if (msgFlags == 0) { + *flags = MKEL(env); + return NULL; + } else { + SocketTArray ta = TARRAY_CREATE(10); // Just to be on the safe side + +#if defined(MSG_EOR) + if ((msgFlags & MSG_EOR) == MSG_EOR) + TARRAY_ADD(ta, esock_atom_eor); +#endif + +#if defined(MSG_TRUNC) + if ((msgFlags & MSG_TRUNC) == MSG_TRUNC) + TARRAY_ADD(ta, esock_atom_trunc); +#endif + +#if defined(MSG_CTRUNC) + if ((msgFlags & MSG_CTRUNC) == MSG_CTRUNC) + TARRAY_ADD(ta, esock_atom_ctrunc); +#endif + +#if defined(MSG_OOB) + if ((msgFlags & MSG_OOB) == MSG_OOB) + TARRAY_ADD(ta, esock_atom_oob); +#endif + +#if defined(MSG_ERRQUEUE) + if ((msgFlags & MSG_ERRQUEUE) == MSG_ERRQUEUE) + TARRAY_ADD(ta, esock_atom_errqueue); +#endif + + SSDBG( descP, + ("SOCKET", "esock_encode_cmsghdrs -> flags processed when" + "\r\n TArray size: %d" + "\r\n", TARRAY_SZ(ta)) ); + + TARRAY_TOLIST(ta, env, flags); + + return NULL; + } +} + + + + +/* +++ decode the linger value +++ + * The (socket) linger option is provided as a two tuple: + * + * {OnOff :: boolean(), Time :: integer()} + * + */ +static +BOOLEAN_T decode_sock_linger(ErlNifEnv* env, ERL_NIF_TERM eVal, struct linger* valP) +{ + const ERL_NIF_TERM* lt; // The array of the elements of the tuple + int sz; // The size of the tuple - should be 2 + BOOLEAN_T onOff; + int secs; + + if (!GET_TUPLE(env, eVal, &sz, <)) + return FALSE; + + if (sz != 2) + return FALSE; + + + /* So fas so good - now check the two elements of the tuple. */ + + onOff = esock_decode_bool(lt[0]); + + if (!GET_INT(env, lt[1], &secs)) + return FALSE; + + valP->l_onoff = (onOff) ? 1 : 0; + valP->l_linger = secs; + + return TRUE; +} + + + +/* +++ decode the ip socket option TOS +++ + * The (ip) option can be provide in two ways: + * + * atom() | integer() + * + * When its an atom it can have the values: + * + * lowdelay | throughput | reliability | mincost + * + */ +#if defined(IP_TOS) +static +BOOLEAN_T decode_ip_tos(ErlNifEnv* env, ERL_NIF_TERM eVal, int* val) +{ + BOOLEAN_T result = FALSE; + + if (IS_ATOM(env, eVal)) { + + if (COMPARE(eVal, esock_atom_lowdelay) == 0) { + *val = IPTOS_LOWDELAY; + result = TRUE; + } else if (COMPARE(eVal, esock_atom_throughput) == 0) { + *val = IPTOS_THROUGHPUT; + result = TRUE; + } else if (COMPARE(eVal, esock_atom_reliability) == 0) { + *val = IPTOS_RELIABILITY; + result = TRUE; +#if defined(IPTOS_MINCOST) + } else if (COMPARE(eVal, esock_atom_mincost) == 0) { + *val = IPTOS_MINCOST; + result = TRUE; +#endif + } else { + *val = -1; + result = FALSE; + } + + } else if (IS_NUM(env, eVal)) { + + if (GET_INT(env, eVal, val)) { + result = TRUE; + } else { + *val = -1; + result = FALSE; + } + + } else { + *val = -1; + result = FALSE; + } + + return result; +} +#endif + + + +/* +++ decode the ip socket option MTU_DISCOVER +++ + * The (ip) option can be provide in two ways: + * + * atom() | integer() + * + * When its an atom it can have the values: + * + * want | dont | do | probe + * + */ +#if defined(IP_MTU_DISCOVER) +static +char* decode_ip_pmtudisc(ErlNifEnv* env, ERL_NIF_TERM eVal, int* val) +{ + char* res = NULL; + + if (IS_ATOM(env, eVal)) { + + if (COMPARE(eVal, atom_want) == 0) { + *val = IP_PMTUDISC_WANT; + } else if (COMPARE(eVal, atom_dont) == 0) { + *val = IP_PMTUDISC_DONT; + } else if (COMPARE(eVal, atom_do) == 0) { + *val = IP_PMTUDISC_DO; +#if defined(IP_PMTUDISC_PROBE) + } else if (COMPARE(eVal, atom_probe) == 0) { + *val = IP_PMTUDISC_PROBE; +#endif + } else { + *val = -1; + res = ESOCK_STR_EINVAL; + } + + } else if (IS_NUM(env, eVal)) { + + if (!GET_INT(env, eVal, val)) { + *val = -1; + res = ESOCK_STR_EINVAL; + } + + } else { + + *val = -1; + res = ESOCK_STR_EINVAL; + + } + + return res; +} +#endif + + + +/* +++ decode the ipv6 socket option MTU_DISCOVER +++ + * The (ip) option can be provide in two ways: + * + * atom() | integer() + * + * When its an atom it can have the values: + * + * want | dont | do | probe + * + */ +#if defined(IPV6_MTU_DISCOVER) +static +char* decode_ipv6_pmtudisc(ErlNifEnv* env, ERL_NIF_TERM eVal, int* val) +{ + char* res = NULL; + + if (IS_ATOM(env, eVal)) { + + if (COMPARE(eVal, atom_want) == 0) { + *val = IPV6_PMTUDISC_WANT; + } else if (COMPARE(eVal, atom_dont) == 0) { + *val = IPV6_PMTUDISC_DONT; + } else if (COMPARE(eVal, atom_do) == 0) { + *val = IPV6_PMTUDISC_DO; +#if defined(IPV6_PMTUDISC_PROBE) + } else if (COMPARE(eVal, atom_probe) == 0) { + *val = IPV6_PMTUDISC_PROBE; +#endif + } else { + *val = -1; + res = ESOCK_STR_EINVAL; + } + + } else if (IS_NUM(env, eVal)) { + + if (!GET_INT(env, eVal, val)) { + *val = -1; + res = ESOCK_STR_EINVAL; + } + + } else { + + *val = -1; + res = ESOCK_STR_EINVAL; + + } + + return res; +} +#endif + + + +/* +++ encode the ip socket option MTU_DISCOVER +++ + * The (ip) option can be provide in two ways: + * + * atom() | integer() + * + * If its one of the "known" values, it will be an atom: + * + * want | dont | do | probe + * + */ +#if defined(IP_MTU_DISCOVER) +static +void encode_ip_pmtudisc(ErlNifEnv* env, int val, ERL_NIF_TERM* eVal) +{ + switch (val) { + case IP_PMTUDISC_WANT: + *eVal = atom_want; + break; + + case IP_PMTUDISC_DONT: + *eVal = atom_dont; + break; + + case IP_PMTUDISC_DO: + *eVal = atom_do; + break; + +#if defined(IP_PMTUDISC_PROBE) + case IP_PMTUDISC_PROBE: + *eVal = atom_probe; + break; +#endif + + default: + *eVal = MKI(env, val); + break; + } + + return; +} +#endif + + + +/* +++ encode the ipv6 socket option MTU_DISCOVER +++ + * The (ipv6) option can be provide in two ways: + * + * atom() | integer() + * + * If its one of the "known" values, it will be an atom: + * + * want | dont | do | probe + * + */ +#if defined(IPV6_MTU_DISCOVER) +static +void encode_ipv6_pmtudisc(ErlNifEnv* env, int val, ERL_NIF_TERM* eVal) +{ + switch (val) { + case IPV6_PMTUDISC_WANT: + *eVal = atom_want; + break; + + case IPV6_PMTUDISC_DONT: + *eVal = atom_dont; + break; + + case IPV6_PMTUDISC_DO: + *eVal = atom_do; + break; + +#if defined(IPV6_PMTUDISC_PROBE) + case IPV6_PMTUDISC_PROBE: + *eVal = atom_probe; + break; +#endif + + default: + *eVal = MKI(env, val); + break; + } + + return; +} +#endif + + + +/* +++ decocde the native getopt option +++ + * The option is in this case provide in the form of a two tuple: + * + * {NativeOpt, ValueSize} + * + * NativeOpt :: integer() + * ValueSize :: int | bool | non_neg_integer() + * + */ +static +BOOLEAN_T decode_native_get_opt(ErlNifEnv* env, ERL_NIF_TERM eVal, + int* opt, Uint16* valueType, int* valueSz) +{ + const ERL_NIF_TERM* nativeOptT; + int nativeOptTSz; + + /* First, get the tuple and verify its size (2) */ + + if (!GET_TUPLE(env, eVal, &nativeOptTSz, &nativeOptT)) + return FALSE; + + if (nativeOptTSz != 2) + return FALSE; + + /* So far so good. + * First element is an integer. + * Second element is an atom or an integer. + * The only "types" that we support at the moment are: + * + * bool - Which is actually a integer + * (but will be *returned* as a boolean()) + * int - Just short for integer + */ + + if (!GET_INT(env, nativeOptT[0], opt)) + return FALSE; + + if (IS_ATOM(env, nativeOptT[1])) { + + if (COMPARE(nativeOptT[1], atom_int) == 0) { + SGDBG( ("SOCKET", "decode_native_get_opt -> int\r\n") ); + *valueType = SOCKET_OPT_VALUE_TYPE_INT; + *valueSz = sizeof(int); // Just to be sure + } else if (COMPARE(nativeOptT[1], atom_bool) == 0) { + SGDBG( ("SOCKET", "decode_native_get_opt -> bool\r\n") ); + *valueType = SOCKET_OPT_VALUE_TYPE_BOOL; + *valueSz = sizeof(int); // Just to be sure + } else { + return FALSE; + } + } else if (IS_NUM(env, nativeOptT[1])) { + if (GET_INT(env, nativeOptT[1], valueSz)) { + SGDBG( ("SOCKET", "decode_native_get_opt -> unspec\r\n") ); + *valueType = SOCKET_OPT_VALUE_TYPE_UNSPEC; + } else { + return FALSE; + } + } else { + return FALSE; + } + + SGDBG( ("SOCKET", "decode_native_get_opt -> done\r\n") ); + + return TRUE; +} + + + +/* +++ encode the ip socket option tos +++ + * The (ip) option can be provide as: + * + * lowdelay | throughput | reliability | mincost | integer() + * + */ +static +ERL_NIF_TERM encode_ip_tos(ErlNifEnv* env, int val) +{ + ERL_NIF_TERM result; + + switch (IPTOS_TOS(val)) { + case IPTOS_LOWDELAY: + result = esock_make_ok2(env, esock_atom_lowdelay); + break; + + case IPTOS_THROUGHPUT: + result = esock_make_ok2(env, esock_atom_throughput); + break; + + case IPTOS_RELIABILITY: + result = esock_make_ok2(env, esock_atom_reliability); + break; + +#if defined(IPTOS_MINCOST) + case IPTOS_MINCOST: + result = esock_make_ok2(env, esock_atom_mincost); + break; +#endif + + default: + result = esock_make_ok2(env, MKI(env, val)); + break; + } + + return result; +} + + + + + +/* *** alloc_descriptor *** + * + * Allocate and perform basic initialization of a socket descriptor. + * + */ +static +SocketDescriptor* alloc_descriptor(SOCKET sock, HANDLE event) +{ + SocketDescriptor* descP; + + if ((descP = enif_alloc_resource(sockets, sizeof(SocketDescriptor))) != NULL) { + char buf[64]; /* Buffer used for building the mutex name */ + + // This needs to be released when the socket is closed! + descP->env = enif_alloc_env(); + + sprintf(buf, "socket[w,%d]", sock); + descP->writeMtx = MCREATE(buf); + descP->currentWriterP = NULL; // currentWriter not used + descP->writersQ.first = NULL; + descP->writersQ.last = NULL; + descP->isWritable = FALSE; // TRUE; + descP->writePkgCnt = 0; + descP->writeByteCnt = 0; + descP->writeTries = 0; + descP->writeWaits = 0; + descP->writeFails = 0; + + sprintf(buf, "socket[r,%d]", sock); + descP->readMtx = MCREATE(buf); + descP->currentReaderP = NULL; // currentReader not used + descP->readersQ.first = NULL; + descP->readersQ.last = NULL; + descP->isReadable = FALSE; // TRUE; + descP->readPkgCnt = 0; + descP->readByteCnt = 0; + descP->readTries = 0; + descP->readWaits = 0; + + sprintf(buf, "socket[acc,%d]", sock); + descP->accMtx = MCREATE(buf); + descP->currentAcceptorP = NULL; // currentAcceptor not used + descP->acceptorsQ.first = NULL; + descP->acceptorsQ.last = NULL; + + sprintf(buf, "socket[close,%d]", sock); + descP->closeMtx = MCREATE(buf); + descP->closeEnv = NULL; + descP->closeRef = esock_atom_undefined; + + descP->rBufSz = SOCKET_RECV_BUFFER_SIZE_DEFAULT; + descP->rNum = 0; + descP->rNumCnt = 0; + descP->rCtrlSz = SOCKET_RECV_CTRL_BUFFER_SIZE_DEFAULT; + descP->wCtrlSz = SOCKET_SEND_CTRL_BUFFER_SIZE_DEFAULT; + descP->iow = FALSE; + descP->dbg = SOCKET_DEBUG_DEFAULT; + + descP->sock = sock; + descP->event = event; + + MON_INIT(&descP->currentWriter.mon); + MON_INIT(&descP->currentReader.mon); + MON_INIT(&descP->currentAcceptor.mon); + MON_INIT(&descP->ctrlMon); + MON_INIT(&descP->closerMon); + } + + return descP; +} + + + +/* Decrement counters for when a socket is closed + */ +static +void dec_socket(int domain, int type, int protocol) +{ + MLOCK(data.cntMtx); + + cnt_dec(&data.numSockets, 1); + + /* *** Domain counter *** */ + if (domain == AF_INET) + cnt_dec(&data.numDomainInet, 1); +#if defined(HAVE_IN6) && defined(AF_INET6) + else if (domain == AF_INET6) + cnt_dec(&data.numDomainInet6, 1); +#endif +#if defined(HAVE_SYS_UN_H) + else if (domain == AF_UNIX) + cnt_dec(&data.numDomainInet6, 1); +#endif + + /* *** Type counter *** */ + if (type == SOCK_STREAM) + cnt_dec(&data.numTypeStreams, 1); + else if (type == SOCK_DGRAM) + cnt_dec(&data.numTypeDGrams, 1); +#ifdef HAVE_SCTP + else if (type == SOCK_SEQPACKET) + cnt_dec(&data.numTypeSeqPkgs, 1); +#endif + + /* *** Protocol counter *** */ + if (protocol == IPPROTO_IP) + cnt_dec(&data.numProtoIP, 1); + else if (protocol == IPPROTO_TCP) + cnt_dec(&data.numProtoTCP, 1); + else if (protocol == IPPROTO_UDP) + cnt_dec(&data.numProtoUDP, 1); +#if defined(HAVE_SCTP) + else if (protocol == IPPROTO_SCTP) + cnt_dec(&data.numProtoSCTP, 1); +#endif + + MUNLOCK(data.cntMtx); +} + + +/* Increment counters for when a socket is opened + */ +static +void inc_socket(int domain, int type, int protocol) +{ + MLOCK(data.cntMtx); + + cnt_inc(&data.numSockets, 1); + + /* *** Domain counter *** */ + if (domain == AF_INET) + cnt_inc(&data.numDomainInet, 1); +#if defined(HAVE_IN6) && defined(AF_INET6) + else if (domain == AF_INET6) + cnt_inc(&data.numDomainInet6, 1); +#endif +#if defined(HAVE_SYS_UN_H) + else if (domain == AF_UNIX) + cnt_inc(&data.numDomainInet6, 1); +#endif + + /* *** Type counter *** */ + if (type == SOCK_STREAM) + cnt_inc(&data.numTypeStreams, 1); + else if (type == SOCK_DGRAM) + cnt_inc(&data.numTypeDGrams, 1); +#ifdef HAVE_SCTP + else if (type == SOCK_SEQPACKET) + cnt_inc(&data.numTypeSeqPkgs, 1); +#endif + + /* *** Protocol counter *** */ + if (protocol == IPPROTO_IP) + cnt_inc(&data.numProtoIP, 1); + else if (protocol == IPPROTO_TCP) + cnt_inc(&data.numProtoTCP, 1); + else if (protocol == IPPROTO_UDP) + cnt_inc(&data.numProtoUDP, 1); +#if defined(HAVE_SCTP) + else if (protocol == IPPROTO_SCTP) + cnt_inc(&data.numProtoSCTP, 1); +#endif + + MUNLOCK(data.cntMtx); +} + + +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * D e c o d e / E n c o d e F u n c t i o n s + * ---------------------------------------------------------------------- + */ + +/* edomain2domain - convert internal (erlang) domain to (proper) domain + * + * Note that only a subset is supported. + */ +#if !defined(__WIN32__) +static +BOOLEAN_T edomain2domain(int edomain, int* domain) +{ + switch (edomain) { + case SOCKET_DOMAIN_INET: + *domain = AF_INET; + break; + +#if defined(HAVE_IN6) && defined(AF_INET6) + case SOCKET_DOMAIN_INET6: + *domain = AF_INET6; + break; +#endif +#ifdef HAVE_SYS_UN_H + case SOCKET_DOMAIN_LOCAL: + *domain = AF_UNIX; + break; +#endif + + default: + *domain = -1; + return FALSE; + } + + return TRUE; +} + + +/* etype2type - convert internal (erlang) type to (proper) type + * + * Note that only a subset is supported. + */ +static +BOOLEAN_T etype2type(int etype, int* type) +{ + switch (etype) { + case SOCKET_TYPE_STREAM: + *type = SOCK_STREAM; + break; + + case SOCKET_TYPE_DGRAM: + *type = SOCK_DGRAM; + break; + + case SOCKET_TYPE_RAW: + *type = SOCK_RAW; + break; + +#ifdef HAVE_SCTP + case SOCKET_TYPE_SEQPACKET: + *type = SOCK_SEQPACKET; + break; +#endif + + default: + *type = -1; + return FALSE; + } + + return TRUE; +} + + +/* eproto2proto - convert internal (erlang) protocol to (proper) protocol + * + * Note that only a subset is supported. + */ +static +BOOLEAN_T eproto2proto(ErlNifEnv* env, + ERL_NIF_TERM eproto, + int* proto) +{ + if (IS_NUM(env, eproto)) { + int ep; + + if (!GET_INT(env, eproto, &ep)) { + *proto = -1; + return FALSE; + } + + switch (ep) { + case SOCKET_PROTOCOL_IP: + *proto = IPPROTO_IP; + break; + + case SOCKET_PROTOCOL_TCP: + *proto = IPPROTO_TCP; + break; + + case SOCKET_PROTOCOL_UDP: + *proto = IPPROTO_UDP; + break; + +#if defined(HAVE_SCTP) + case SOCKET_PROTOCOL_SCTP: + *proto = IPPROTO_SCTP; + break; +#endif + + case SOCKET_PROTOCOL_ICMP: + *proto = IPPROTO_ICMP; + break; + + case SOCKET_PROTOCOL_IGMP: + *proto = IPPROTO_IGMP; + break; + + default: + *proto = -2; + return FALSE; + } + } else { + const ERL_NIF_TERM* a; + int sz; + + if (!GET_TUPLE(env, eproto, &sz, &a)) { + *proto = -3; + return FALSE; + } + + if (sz != 2) { + *proto = -4; + return FALSE; + } + + if (COMPARE(a[0], esock_atom_raw) != 0) { + *proto = -5; + return FALSE; + } + + if (!GET_INT(env, a[1], proto)) { + *proto = -6; + return FALSE; + } + } + + return TRUE; +} + + +#ifdef HAVE_SETNS + /* emap2netns - extract the netns field from the extra map + * + * Note that currently we only support one extra option, the netns. + */ +static +BOOLEAN_T emap2netns(ErlNifEnv* env, ERL_NIF_TERM map, char** netns) +{ + size_t sz; + ERL_NIF_TERM key; + ERL_NIF_TERM value; + unsigned int len; + char* buf; + int written; + + /* Note that its acceptable that the extra map is empty */ + if (!enif_get_map_size(env, map, &sz) || + (sz != 1)) { + *netns = NULL; + return TRUE; + } + + /* The currently only supported extra option is: netns */ + key = enif_make_atom(env, "netns"); + if (!GET_MAP_VAL(env, map, key, &value)) { + *netns = NULL; // Just in case... + return FALSE; + } + + /* So far so good. The value should be a string, check. */ + if (!enif_is_list(env, value)) { + *netns = NULL; // Just in case... + return FALSE; + } + + if (!enif_get_list_length(env, value, &len)) { + *netns = NULL; // Just in case... + return FALSE; + } + + if ((buf = MALLOC(len+1)) == NULL) { + *netns = NULL; // Just in case... + return FALSE; + } + + written = enif_get_string(env, value, buf, len+1, ERL_NIF_LATIN1); + if (written == (len+1)) { + *netns = buf; + return TRUE; + } else { + *netns = NULL; // Just in case... + return FALSE; + } +} +#endif + + +/* esendflags2sendflags - convert internal (erlang) send flags to (proper) + * send flags. + */ +static +BOOLEAN_T esendflags2sendflags(unsigned int eflags, int* flags) +{ + unsigned int ef; + int tmp = 0; + + /* First, check if we have any flags at all */ + if (eflags == 0) { + *flags = 0; + return TRUE; + } + + for (ef = SOCKET_SEND_FLAG_LOW; ef <= SOCKET_SEND_FLAG_HIGH; ef++) { + + switch (ef) { +#if defined(MSG_CONFIRM) + case SOCKET_SEND_FLAG_CONFIRM: + if ((1 << SOCKET_SEND_FLAG_CONFIRM) & eflags) + tmp |= MSG_CONFIRM; + break; +#endif + +#if defined(MSG_DONTROUTE) + case SOCKET_SEND_FLAG_DONTROUTE: + if ((1 << SOCKET_SEND_FLAG_DONTROUTE) & eflags) + tmp |= MSG_DONTROUTE; + break; +#endif + +#if defined(MSG_EOR) + case SOCKET_SEND_FLAG_EOR: + if ((1 << SOCKET_SEND_FLAG_EOR) & eflags) + tmp |= MSG_EOR; + break; +#endif + +#if defined(MSG_MORE) + case SOCKET_SEND_FLAG_MORE: + if ((1 << SOCKET_SEND_FLAG_MORE) & eflags) + tmp |= MSG_MORE; + break; +#endif + +#if defined(MSG_NOSIGNAL) + case SOCKET_SEND_FLAG_NOSIGNAL: + if ((1 << SOCKET_SEND_FLAG_NOSIGNAL) & eflags) + tmp |= MSG_NOSIGNAL; + break; +#endif + +#if defined(MSG_OOB) + case SOCKET_SEND_FLAG_OOB: + if ((1 << SOCKET_SEND_FLAG_OOB) & eflags) + tmp |= MSG_OOB; + break; +#endif + + default: + return FALSE; + } + + } + + *flags = tmp; + + return TRUE; +} + + + +/* erecvflags2recvflags - convert internal (erlang) send flags to (proper) + * send flags. + */ +static +BOOLEAN_T erecvflags2recvflags(unsigned int eflags, int* flags) +{ + unsigned int ef; + int tmp = 0; + + SGDBG( ("SOCKET", "erecvflags2recvflags -> entry with" + "\r\n eflags: %d" + "\r\n", eflags) ); + + if (eflags == 0) { + *flags = 0; + return TRUE; + } + + for (ef = SOCKET_RECV_FLAG_LOW; ef <= SOCKET_RECV_FLAG_HIGH; ef++) { + + SGDBG( ("SOCKET", "erecvflags2recvflags -> iteration" + "\r\n ef: %d" + "\r\n tmp: %d" + "\r\n", ef, tmp) ); + + switch (ef) { +#if defined(MSG_CMSG_CLOEXEC) + case SOCKET_RECV_FLAG_CMSG_CLOEXEC: + if ((1 << SOCKET_RECV_FLAG_CMSG_CLOEXEC) & eflags) + tmp |= MSG_CMSG_CLOEXEC; + break; +#endif + +#if defined(MSG_ERRQUEUE) + case SOCKET_RECV_FLAG_ERRQUEUE: + if ((1 << SOCKET_RECV_FLAG_ERRQUEUE) & eflags) + tmp |= MSG_ERRQUEUE; + break; +#endif + +#if defined(MSG_OOB) + case SOCKET_RECV_FLAG_OOB: + if ((1 << SOCKET_RECV_FLAG_OOB) & eflags) + tmp |= MSG_OOB; + break; +#endif + + /* + * <KOLLA> + * + * We need to handle this, because it may effect the read algorithm + * + * </KOLLA> + */ +#if defined(MSG_PEEK) + case SOCKET_RECV_FLAG_PEEK: + if ((1 << SOCKET_RECV_FLAG_PEEK) & eflags) + tmp |= MSG_PEEK; + break; +#endif + +#if defined(MSG_TRUNC) + case SOCKET_RECV_FLAG_TRUNC: + if ((1 << SOCKET_RECV_FLAG_TRUNC) & eflags) + tmp |= MSG_TRUNC; + break; +#endif + + default: + return FALSE; + } + + } + + *flags = tmp; + + return TRUE; +} + + + +/* eproto2proto - convert internal (erlang) protocol to (proper) protocol + * + * Note that only a subset is supported. + */ +static +BOOLEAN_T ehow2how(unsigned int ehow, int* how) +{ + switch (ehow) { + case SOCKET_SHUTDOWN_HOW_RD: + *how = SHUT_RD; + break; + + case SOCKET_SHUTDOWN_HOW_WR: + *how = SHUT_WR; + break; + + case SOCKET_SHUTDOWN_HOW_RDWR: + *how = SHUT_RDWR; + break; + + default: + return FALSE; + } + + return TRUE; +} + + + +#if defined(HAVE_SYS_UN_H) || defined(SO_BINDTODEVICE) +/* strnlen doesn't exist everywhere */ +/* +static +size_t my_strnlen(const char *s, size_t maxlen) +{ + size_t i = 0; + while (i < maxlen && s[i] != '\0') + i++; + return i; +} +*/ +#endif + + +/* Send an error closed message to the specified process: + * + * This message is for processes that are waiting in the + * erlang API functions for a select message. + */ +/* +static +char* send_msg_error_closed(ErlNifEnv* env, + ErlNifPid* pid) +{ + return send_msg_error(env, atom_closed, pid); +} +*/ + +/* Send an error message to the specified process: + * A message in the form: + * + * {error, Reason} + * + * This message is for processes that are waiting in the + * erlang API functions for a select message. + */ +/* +static +char* send_msg_error(ErlNifEnv* env, + ERL_NIF_TERM reason, + ErlNifPid* pid) +{ + ERL_NIF_TERM msg = enif_make_tuple2(env, atom_error, reason); + + return send_msg(env, msg, pid); +} +*/ + + +/* Send an close message to the specified process: + * A message in the form: + * + * {'$socket', SockRef, close, CloseRef} + * + * This message is for processes that is waiting in the + * erlang API (close-) function for the socket to be "closed" + * (actually that the 'stop' callback function has been called). + */ +static +char* esock_send_close_msg(ErlNifEnv* env, + SocketDescriptor* descP) +{ + ERL_NIF_TERM sockRef = enif_make_resource(descP->closeEnv, descP); + char* res = esock_send_socket_msg(env, + sockRef, + esock_atom_close, + descP->closeRef, + &descP->closerPid, + descP->closeEnv); + + descP->closeEnv = NULL; + + return res; +} + + +/* Send an abort message to the specified process: + * A message in the form: + * + * {'$socket', SockRef, abort, {RecvRef, Reason}} + * + * This message is for processes that is waiting in the + * erlang API functions for a select message. + */ +static +char* esock_send_abort_msg(ErlNifEnv* env, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM recvRef, + ERL_NIF_TERM reason, + ErlNifPid* pid) +{ + ErlNifEnv* msg_env = enif_alloc_env(); + ERL_NIF_TERM info = MKT2(msg_env, + enif_make_copy(msg_env, recvRef), + enif_make_copy(msg_env, reason)); + + return esock_send_socket_msg(env, sockRef, esock_atom_abort, info, pid, + msg_env); +} + + +/* *** esock_send_socket_msg *** + * + * This function sends a general purpose socket message to an erlang + * process. A general 'socket' message has the ("erlang") form: + * + * {'$socket', SockRef, Tag, Info} + * + * Where + * + * SockRef: reference() + * Tag: atom() + * Info: term() + * + */ + +static +char* esock_send_socket_msg(ErlNifEnv* env, + ERL_NIF_TERM sockRef, + ERL_NIF_TERM tag, + ERL_NIF_TERM info, + ErlNifPid* pid, + ErlNifEnv* msg_env) +{ + ERL_NIF_TERM msg; + if (!msg_env) { + msg_env = enif_alloc_env(); + sockRef = enif_make_copy(msg_env, sockRef); + tag = enif_make_copy(msg_env, tag); + info = enif_make_copy(msg_env, info); + } + msg = MKT4(msg_env, esock_atom_socket_tag, sockRef, tag, info); + + return esock_send_msg(env, msg, pid, msg_env); +} + + +/* Send a message to the specified process. + */ +static +char* esock_send_msg(ErlNifEnv* env, + ERL_NIF_TERM msg, + ErlNifPid* pid, + ErlNifEnv* msg_env) +{ + int res = enif_send(env, pid, msg_env, msg); + if (msg_env) + enif_free_env(msg_env); + + if (!res) + return str_exsend; + else + return NULL; +} +#endif // #if defined(__WIN32__) + + +/* ---------------------------------------------------------------------- + * S e l e c t W r a p p e r F u n c t i o n s + * ---------------------------------------------------------------------- + */ + +static +int esock_select_read(ErlNifEnv* env, + ErlNifEvent event, + void* obj, + const ErlNifPid* pid, + ERL_NIF_TERM ref) +{ + return enif_select(env, event, (ERL_NIF_SELECT_READ), obj, pid, ref); +} + + +static +int esock_select_write(ErlNifEnv* env, + ErlNifEvent event, + void* obj, + const ErlNifPid* pid, + ERL_NIF_TERM ref) +{ + return enif_select(env, event, (ERL_NIF_SELECT_WRITE), obj, pid, ref); +} + + +static +int esock_select_stop(ErlNifEnv* env, + ErlNifEvent event, + void* obj) +{ + return enif_select(env, event, (ERL_NIF_SELECT_STOP), obj, NULL, + esock_atom_undefined); +} + +static +int esock_select_cancel(ErlNifEnv* env, + ErlNifEvent event, + enum ErlNifSelectFlags mode, + void* obj) +{ + return enif_select(env, event, (ERL_NIF_SELECT_CANCEL | mode), obj, NULL, + esock_atom_undefined); +} + + +/* ---------------------------------------------------------------------- + * A c t i v a t e N e x t ( o p e r a t o r ) F u n c t i o n s + * ---------------------------------------------------------------------- + */ + +/* *** activate_next_acceptor *** + * *** activate_next_writer *** + * *** activate_next_reader *** + * + * This functions pops the requestors queue and then selects until it + * manages to successfully activate a requestor or the queue is empty. + * Return value indicates if a new requestor was activated or not. + */ + +#define ACTIVATE_NEXT_FUNCS \ + ACTIVATE_NEXT_FUNC_DECL(acceptor, read, currentAcceptor, acceptorsQ) \ + ACTIVATE_NEXT_FUNC_DECL(writer, write, currentWriter, writersQ) \ + ACTIVATE_NEXT_FUNC_DECL(reader, read, currentReader, readersQ) + +#define ACTIVATE_NEXT_FUNC_DECL(F, S, R, Q) \ + static \ + BOOLEAN_T activate_next_##F(ErlNifEnv* env, \ + SocketDescriptor* descP, \ + ERL_NIF_TERM sockRef) \ + { \ + BOOLEAN_T popped, activated; \ + int sres; \ + SocketRequestor* reqP = &descP->R; \ + SocketRequestQueue* q = &descP->Q; \ + \ + popped = FALSE; \ + do { \ + \ + if (requestor_pop(q, reqP)) { \ + \ + /* There was another one */ \ + \ + SSDBG( descP, \ + ("SOCKET", \ + "activate_next_" #F " -> new (active) requestor: " \ + "\r\n pid: %T" \ + "\r\n ref: %T" \ + "\r\n", reqP->pid, reqP->ref) ); \ + \ + if ((sres = esock_select_##S(env, descP->sock, descP, \ + &reqP->pid, reqP->ref)) < 0) { \ + /* We need to inform this process, reqP->pid, */ \ + /* that we failed to select, so we don't leave */ \ + /* it hanging. */ \ + /* => send abort */ \ + \ + esock_send_abort_msg(env, sockRef, reqP->ref, \ + sres, &reqP->pid); \ + \ + } else { \ + \ + /* Success: New requestor selected */ \ + popped = TRUE; \ + activated = FALSE; \ + \ + } \ + \ + } else { \ + \ + SSDBG( descP, \ + ("SOCKET", \ + "activate_next_" #F " -> no more requestors\r\n") ); \ + \ + popped = TRUE; \ + activated = FALSE; \ + } \ + \ + } while (!popped); \ + \ + SSDBG( descP, \ + ("SOCKET", "activate_next_" #F " -> " \ + "done with %s\r\n", B2S(activated)) ); \ + \ + return activated; \ + } +ACTIVATE_NEXT_FUNCS +#undef ACTIVATE_NEXT_FUNC_DECL + + + + +/* ---------------------------------------------------------------------- + * R e q u e s t o r Q u e u e F u n c t i o n s + * ---------------------------------------------------------------------- + * + * Since each of these functions (search4pid, push, pop and unqueue + * are virtually identical for acceptors, writers and readers, + * we make use of set of declaration macros. + */ + +#if !defined(__WIN32__) + +/* *** acceptor_search4pid *** + * *** writer_search4pid *** + * *** reader_search4pid *** + * + * Search for a pid in the requestor (acceptor, writer, or reader) queue. + * + */ + +#define REQ_SEARCH4PID_FUNCS \ + REQ_SEARCH4PID_FUNC_DECL(acceptor, acceptorsQ) \ + REQ_SEARCH4PID_FUNC_DECL(writer, writersQ) \ + REQ_SEARCH4PID_FUNC_DECL(reader, readersQ) + +#define REQ_SEARCH4PID_FUNC_DECL(F, Q) \ + static \ + BOOLEAN_T F##_search4pid(ErlNifEnv* env, \ + SocketDescriptor* descP, \ + ErlNifPid* pid) \ + { \ + return qsearch4pid(env, &descP->Q, pid); \ + } +REQ_SEARCH4PID_FUNCS +#undef REQ_SEARCH4PID_FUNC_DECL + + + +/* *** acceptor_push *** + * *** writer_push *** + * *** reader_push *** + * + * Push a requestor (acceptor, writer, or reader) onto its queue. + * This happens when we already have a current request (of its type). + * + */ + +#define REQ_PUSH_FUNCS \ + REQ_PUSH_FUNC_DECL(acceptor, acceptorsQ) \ + REQ_PUSH_FUNC_DECL(writer, writersQ) \ + REQ_PUSH_FUNC_DECL(reader, readersQ) + +#define REQ_PUSH_FUNC_DECL(F, Q) \ + static \ + ERL_NIF_TERM F##_push(ErlNifEnv* env, \ + SocketDescriptor* descP, \ + ErlNifPid pid, \ + ERL_NIF_TERM ref) \ + { \ + SocketRequestQueueElement* e = MALLOC(sizeof(SocketRequestQueueElement)); \ + SocketRequestor* reqP = &e->data; \ + \ + reqP->pid = pid; \ + reqP->ref = enif_make_copy(descP->env, ref); \ + \ + if (MONP("reader_push -> " #F " request", \ + env, descP, &pid, &reqP->mon) != 0) { \ + FREE(reqP); \ + return esock_make_error(env, atom_exmon); \ + } \ + \ + qpush(&descP->Q, e); \ + \ + return esock_make_error(env, esock_atom_eagain); \ + } +REQ_PUSH_FUNCS +#undef REQ_PUSH_FUNC_DECL + + + +/* *** acceptor_pop *** + * *** writer_pop *** + * *** reader_pop *** + * + * Pop a requestor (acceptor, writer, or reader) from its queue. + * + */ +#define REQ_POP_FUNCS \ + REQ_POP_FUNC_DECL(acceptor, acceptorsQ) \ + REQ_POP_FUNC_DECL(writer, writersQ) \ + REQ_POP_FUNC_DECL(reader, readersQ) + +#define REQ_POP_FUNC_DECL(F, Q) \ + static \ + BOOLEAN_T F##_pop(ErlNifEnv* env, \ + SocketDescriptor* descP, \ + SocketRequestor* reqP) \ + { \ + return requestor_pop(&descP->Q, reqP); \ + } +REQ_POP_FUNCS +#undef REQ_POP_FUNC_DECL + + + +/* *** acceptor_unqueue *** + * *** writer_unqueue *** + * *** reader_unqueue *** + * + * Remove a requestor (acceptor, writer, or reader) from its queue. + * + */ + +#define REQ_UNQUEUE_FUNCS \ + REQ_UNQUEUE_FUNC_DECL(acceptor, acceptorsQ) \ + REQ_UNQUEUE_FUNC_DECL(writer, writersQ) \ + REQ_UNQUEUE_FUNC_DECL(reader, readersQ) + +#define REQ_UNQUEUE_FUNC_DECL(F, Q) \ + static \ + BOOLEAN_T F##_unqueue(ErlNifEnv* env, \ + SocketDescriptor* descP, \ + const ErlNifPid* pid) \ + { \ + return qunqueue(env, descP, "qunqueue -> waiting " #F, \ + &descP->Q, pid); \ + } +REQ_UNQUEUE_FUNCS +#undef REQ_UNQUEUE_FUNC_DECL + + + +/* *** requestor pop *** + * + * Pop an requestor from its queue. + */ +static +BOOLEAN_T requestor_pop(SocketRequestQueue* q, + SocketRequestor* reqP) +{ + SocketRequestQueueElement* e = qpop(q); + + if (e != NULL) { + reqP->pid = e->data.pid; + reqP->mon = e->data.mon; + reqP->ref = e->data.ref; + FREE(e); + return TRUE; + } else { + /* (writers) Queue was empty */ + enif_set_pid_undefined(&reqP->pid); + // *reqP->mon = NULL; we have no null value for monitors + reqP->ref = esock_atom_undefined; // Just in case + return FALSE; + } + +} + + +static +BOOLEAN_T qsearch4pid(ErlNifEnv* env, + SocketRequestQueue* q, + ErlNifPid* pid) +{ + SocketRequestQueueElement* tmp = q->first; + + while (tmp != NULL) { + if (COMPARE_PIDS(&tmp->data.pid, pid) == 0) + return TRUE; + else + tmp = tmp->nextP; + } + + return FALSE; +} + + +static +void qpush(SocketRequestQueue* q, + SocketRequestQueueElement* e) +{ + if (q->first != NULL) { + q->last->nextP = e; + q->last = e; + e->nextP = NULL; + } else { + q->first = e; + q->last = e; + e->nextP = NULL; + } +} + + +static +SocketRequestQueueElement* qpop(SocketRequestQueue* q) +{ + SocketRequestQueueElement* e = q->first; + + if (e != NULL) { + /* Atleast one element in the queue */ + if (e == q->last) { + /* Only one element in the queue */ + q->first = q->last = NULL; + } else { + /* More than one element in the queue */ + q->first = e->nextP; + } + } + + return e; +} + + + +static +BOOLEAN_T qunqueue(ErlNifEnv* env, + SocketDescriptor* descP, + const char* slogan, + SocketRequestQueue* q, + const ErlNifPid* pid) +{ + SocketRequestQueueElement* e = q->first; + SocketRequestQueueElement* p = NULL; + + /* Check if it was one of the waiting acceptor processes */ + while (e != NULL) { + if (COMPARE_PIDS(&e->data.pid, pid) == 0) { + + /* We have a match */ + + DEMONP(slogan, env, descP, &e->data.mon); + + if (p != NULL) { + /* Not the first, but could be the last */ + if (q->last == e) { + q->last = p; + p->nextP = NULL; + } else { + p->nextP = e->nextP; + } + + } else { + /* The first and could also be the last */ + if (q->last == e) { + q->last = NULL; + q->first = NULL; + } else { + q->first = e->nextP; + } + } + + FREE(e); + + return TRUE; + } + + /* Try next */ + p = e; + e = e->nextP; + } + + return FALSE; +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * C o u n t e r F u n c t i o n s + * ---------------------------------------------------------------------- + */ + +#if !defined(__WIN32__) +static +BOOLEAN_T cnt_inc(Uint32* cnt, Uint32 inc) +{ + BOOLEAN_T wrap; + Uint32 max = 0xFFFFFFFF; + Uint32 current = *cnt; + + if ((max - inc) >= current) { + *cnt += inc; + wrap = FALSE; + } else { + *cnt = inc - (max - current) - 1; + wrap = TRUE; + } + + return (wrap); +} + + +static +void cnt_dec(Uint32* cnt, Uint32 dec) +{ + Uint32 current = *cnt; + + if (dec > current) + *cnt = 0; // The counter cannot be < 0 so this is the best we can do... + else + *cnt -= dec; + + return; +} +#endif // if !defined(__WIN32__) + + + + +/* ---------------------------------------------------------------------- + * M o n i t o r W r a p p e r F u n c t i o n s + * ---------------------------------------------------------------------- + */ + +#if !defined(__WIN32__) + +static +int esock_monitor(const char* slogan, + ErlNifEnv* env, + SocketDescriptor* descP, + const ErlNifPid* pid, + ESockMonitor* monP) +{ + int res; + + SSDBG( descP, ("SOCKET", "[%d] %s: try monitor\r\n", descP->sock, slogan) ); + res = enif_monitor_process(env, descP, pid, &monP->mon); + + if (res != 0) { + monP->is_active = 0; + SSDBG( descP, ("SOCKET", "[%d] monitor failed: %d\r\n", descP->sock, res) ); + } else { + monP->is_active = 1; + } + + return res; +} + + +static +int esock_demonitor(const char* slogan, + ErlNifEnv* env, + SocketDescriptor* descP, + ESockMonitor* monP) +{ + int res; + + if (!monP->is_active) + return 1; + + SSDBG( descP, ("SOCKET", "[%d] %s: try demonitor\r\n", descP->sock, slogan) ); + + res = enif_demonitor_process(env, descP, &monP->mon); + + if (res == 0) { + esock_monitor_init(monP); + } else { + SSDBG( descP, + ("SOCKET", "[%d] demonitor failed: %d\r\n", descP->sock, res) ); + } + + return res; +} + + +static +void esock_monitor_init(ESockMonitor* monP) +{ + monP->is_active = 0; +} + +#endif // if !defined(__WIN32__) + + +/* +static +int esock_monitor_compare(const ErlNifMonitor* mon1, + const ESockMonitor* mon2) +{ + return enif_compare_monitors(mon1, &mon2->mon); +} +*/ + + +/* ---------------------------------------------------------------------- + * C a l l b a c k F u n c t i o n s + * ---------------------------------------------------------------------- + */ + +/* ========================================================================= + * socket_dtor - Callback function for resource destructor + * + */ +static +void socket_dtor(ErlNifEnv* env, void* obj) +{ +#if !defined(__WIN32__) + SocketDescriptor* descP = (SocketDescriptor*) obj; + + enif_clear_env(descP->env); + enif_free_env(descP->env); + descP->env = NULL; + + MDESTROY(descP->writeMtx); + MDESTROY(descP->readMtx); + MDESTROY(descP->accMtx); + MDESTROY(descP->closeMtx); +#endif +} + + +/* ========================================================================= + * socket_stop - Callback function for resource stop + * + * When the socket is stopped, we need to inform: + * + * * the controlling process + * * the current writer and any waiting writers + * * the current reader and any waiting readers + * * the current acceptor and any waiting acceptor + * + * Also, make sure no process gets the message twice + * (in case it is, for instance, both controlling process + * and a writer). + * + */ +static +void socket_stop(ErlNifEnv* env, void* obj, int fd, int is_direct_call) +{ +#if !defined(__WIN32__) + SocketDescriptor* descP = (SocketDescriptor*) obj; + ERL_NIF_TERM sockRef; + + SSDBG( descP, + ("SOCKET", "socket_stop -> entry when %s" + "\r\n sock: %d (%d)" + "\r\n", + ((is_direct_call) ? "called" : "scheduled"), descP->sock, fd) ); + + /* +++ Lock it down +++ */ + + MLOCK(descP->writeMtx); + MLOCK(descP->readMtx); + MLOCK(descP->accMtx); + if (!is_direct_call) MLOCK(descP->closeMtx); + + SSDBG( descP, ("SOCKET", "socket_stop -> " + "[%d, %T] all mutex(s) locked when counters:" + "\r\n writePkgCnt: %u" + "\r\n writeByteCnt: %u" + "\r\n writeTries: %u" + "\r\n writeWaits: %u" + "\r\n writeFails: %u" + "\r\n readPkgCnt: %u" + "\r\n readByteCnt: %u" + "\r\n readTries: %u" + "\r\n readWaits: %u" + "\r\n", + descP->sock, descP->ctrlPid, + descP->writePkgCnt, + descP->writeByteCnt, + descP->writeTries, + descP->writeWaits, + descP->writeFails, + descP->readPkgCnt, + descP->readByteCnt, + descP->readTries, + descP->readWaits) ); + + sockRef = enif_make_resource(env, descP); + descP->state = SOCKET_STATE_CLOSING; // Just in case...??? + descP->isReadable = FALSE; + descP->isWritable = FALSE; + + /* We should check that we actually have a monitor. + * This *should* be done with a "NULL" monitor value, + * which there currently is none... + * If we got here because the controlling process died, + * there is no point to demonitor. Also, we do not actually + * have a monitor in that case... + */ + DEMONP("socket_stop -> ctrl", env, descP, &descP->ctrlMon); + + + + /* +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + * + * Check current and waiting Writers + * + * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + */ + + if (descP->currentWriterP != NULL) { + /* We have a (current) writer and *may* therefor also have + * writers waiting. + */ + + DEMONP("socket_stop -> current writer", + env, descP, &descP->currentWriter.mon); + + SSDBG( descP, ("SOCKET", "socket_stop -> handle current writer\r\n") ); + if (COMPARE_PIDS(&descP->closerPid, &descP->currentWriter.pid) != 0) { + SSDBG( descP, ("SOCKET", "socket_stop -> " + "send abort message to current writer %T\r\n", + descP->currentWriter.pid) ); + if (esock_send_abort_msg(env, + sockRef, + descP->currentWriter.ref, + atom_closed, + &descP->currentWriter.pid) != NULL) { + /* Shall we really do this? + * This happens if the controlling process has been killed! + */ + esock_warning_msg("Failed sending abort (%T) message to " + "current writer %T\r\n", + descP->currentWriter.ref, + descP->currentWriter.pid); + } + } + + /* And also deal with the waiting writers (in the same way) */ + SSDBG( descP, ("SOCKET", "socket_stop -> handle waiting writer(s)\r\n") ); + inform_waiting_procs(env, "writer", + descP, &descP->writersQ, TRUE, atom_closed); + } + + + /* +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + * + * Check current and waiting Readers + * + * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + */ + + if (descP->currentReaderP != NULL) { + + /* We have a (current) reader and *may* therefor also have + * readers waiting. + */ + + DEMONP("socket_stop -> current reader", + env, descP, &descP->currentReader.mon); + + SSDBG( descP, ("SOCKET", "socket_stop -> handle current reader\r\n") ); + if (COMPARE_PIDS(&descP->closerPid, &descP->currentReader.pid) != 0) { + SSDBG( descP, ("SOCKET", "socket_stop -> " + "send abort message to current reader %T\r\n", + descP->currentReader.pid) ); + /* + esock_dbg_printf("SOCKET", "socket_stop -> " + "send abort message to current reader %T\r\n", + descP->currentReader.pid); + */ + if (esock_send_abort_msg(env, + sockRef, + descP->currentReader.ref, + atom_closed, + &descP->currentReader.pid) != NULL) { + /* Shall we really do this? + * This happens if the controlling process has been killed! + */ + esock_warning_msg("Failed sending abort (%T) message to " + "current reader %T\r\n", + descP->currentReader.ref, + descP->currentReader.pid); + } + } + + /* And also deal with the waiting readers (in the same way) */ + SSDBG( descP, ("SOCKET", "socket_stop -> handle waiting reader(s)\r\n") ); + inform_waiting_procs(env, "reader", + descP, &descP->readersQ, TRUE, atom_closed); + } + + + + /* +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + * + * Check current and waiting Acceptors + * + * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + */ + + if (descP->currentAcceptorP != NULL) { + /* We have a (current) acceptor and *may* therefor also have + * acceptors waiting. + */ + + DEMONP("socket_stop -> current acceptor", + env, descP, &descP->currentAcceptor.mon); + + SSDBG( descP, ("SOCKET", "socket_stop -> handle current acceptor\r\n") ); + if (COMPARE_PIDS(&descP->closerPid, &descP->currentAcceptor.pid) != 0) { + SSDBG( descP, ("SOCKET", "socket_stop -> " + "send abort message to current acceptor %T\r\n", + descP->currentAcceptor.pid) ); + if (esock_send_abort_msg(env, + sockRef, + descP->currentAcceptor.ref, + atom_closed, + &descP->currentAcceptor.pid) != NULL) { + /* Shall we really do this? + * This happens if the controlling process has been killed! + */ + esock_warning_msg("Failed sending abort (%T) message to " + "current acceptor %T\r\n", + descP->currentAcceptor.ref, + descP->currentAcceptor.pid); + } + } + + /* And also deal with the waiting acceptors (in the same way) */ + SSDBG( descP, ("SOCKET", "socket_stop -> handle waiting acceptor(s)\r\n") ); + inform_waiting_procs(env, "acceptor", + descP, &descP->acceptorsQ, TRUE, atom_closed); + } + + + + /* +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + * + * Maybe inform waiting closer + * + * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + */ + + if (descP->sock != INVALID_SOCKET) { + + if (descP->closeLocal) { + if (!is_direct_call) { + + /* +++ send close message to the waiting process +++ */ + + esock_send_close_msg(env, descP); + + DEMONP("socket_stop -> closer", env, descP, &descP->closerMon); + + } else { + + /* We only need to explicitly free the environment here + * since the message send takes care of it if scheduled. + */ + + if (descP->closeEnv != NULL) enif_free_env(descP->closeEnv); + + } + } + } + + + SSDBG( descP, ("SOCKET", "socket_stop -> unlock all mutex(s)\r\n") ); + + if (!is_direct_call) MUNLOCK(descP->closeMtx); + MUNLOCK(descP->accMtx); + MUNLOCK(descP->readMtx); + MUNLOCK(descP->writeMtx); + + SSDBG( descP, + ("SOCKET", "socket_stop -> done (%d, %d)\r\n", descP->sock, fd) ); + +#endif // if !defined(__WIN32__) +} + + + +/* This function traverse the queue and sends the specified + * nif_abort message with the specified reason to each member, + * and if the 'free' argument is TRUE, the queue will be emptied. + */ +#if !defined(__WIN32__) +static void inform_waiting_procs(ErlNifEnv* env, + char* role, + SocketDescriptor* descP, + SocketRequestQueue* q, + BOOLEAN_T free, + ERL_NIF_TERM reason) +{ + SocketRequestQueueElement* currentP = q->first; + SocketRequestQueueElement* nextP; + ERL_NIF_TERM sockRef = enif_make_resource(env, descP); + + /* + esock_dbg_printf("SOCKET", "inform_waiting_procs -> entry with: " + "\r\n role: %s" + "\r\n free: %s" + "\r\n reason: %T" + "\r\n", role, B2S(free), reason); + */ + + while (currentP != NULL) { + + /* <KOLLA> + * + * Should we inform anyone if we fail to demonitor? + * NOT SURE WHAT THAT WOULD REPRESENT AND IT IS NOT + * IMPORTANT IN *THIS* CASE, BUT ITS A FUNDAMENTAL OP... + * + * </KOLLA> + */ + + SSDBG( descP, + ("SOCKET", "inform_waiting_procs -> abort request %T (from %T)\r\n", + currentP->data.ref, currentP->data.pid) ); + + /* + esock_dbg_printf("SOCKET", "inform_waiting_procs -> " + "try sending abort to %s %T " + "\r\n", role, currentP->data.pid); + */ + + if (esock_send_abort_msg(env, + sockRef, + currentP->data.ref, + reason, + ¤tP->data.pid) != NULL) { + + esock_warning_msg("Failed sending abort (%T) message to " + "current %s %T\r\n", + currentP->data.ref, + role, + currentP->data.pid); + + } + + DEMONP("inform_waiting_procs -> current 'request'", + env, descP, ¤tP->data.mon); + nextP = currentP->nextP; + if (free) FREE(currentP); + currentP = nextP; + } + + if (free) { + q->first = NULL; + q->last = NULL; + } +} +#endif // if !defined(__WIN32__) + + +/* ========================================================================= + * socket_down - Callback function for resource down (monitored processes) + * + */ +static +void socket_down(ErlNifEnv* env, + void* obj, + const ErlNifPid* pid, + const ErlNifMonitor* mon) +{ +#if !defined(__WIN32__) + SocketDescriptor* descP = (SocketDescriptor*) obj; + int sres; + ERL_NIF_TERM sockRef; + + SSDBG( descP, ("SOCKET", "socket_down -> entry with" + "\r\n sock: %d" + "\r\n pid: %T" + "\r\n Close: %s (%s)" + "\r\n", + descP->sock, *pid, + B2S(IS_CLOSED(descP)), + B2S(IS_CLOSING(descP))) ); + + if (!IS_CLOSED(descP)) { + + if (COMPARE_PIDS(&descP->ctrlPid, pid) == 0) { + + /* We don't bother with the queue cleanup here - + * we leave it to the stop callback function. + */ + + SSDBG( descP, + ("SOCKET", "socket_down -> controlling process exit\r\n") ); + + descP->state = SOCKET_STATE_CLOSING; + descP->closeLocal = TRUE; + descP->closerPid = *pid; + MON_INIT(&descP->closerMon); + + sres = esock_select_stop(env, descP->sock, descP); + + if (sres & ERL_NIF_SELECT_STOP_CALLED) { + + /* We are done - we can finalize (socket close) directly */ + SSDBG( descP, + ("SOCKET", + "socket_down -> [%d] stop called\r\n", descP->sock) ); + + dec_socket(descP->domain, descP->type, descP->protocol); + descP->state = SOCKET_STATE_CLOSED; + + /* And finally close the socket. + * Since we close the socket because of an exiting owner, + * we do not need to wait for buffers to sync (linger). + * If the owner wish to ensure the buffer are written, + * it should have closed the socket explicitly... + */ + if (sock_close(descP->sock) != 0) { + int save_errno = sock_errno(); + + esock_warning_msg("Failed closing socket for terminating " + "controlling process: " + "\r\n Controlling Process: %T" + "\r\n Descriptor: %d" + "\r\n Errno: %d" + "\r\n", pid, descP->sock, save_errno); + } + sock_close_event(descP->event); + + descP->sock = INVALID_SOCKET; + descP->event = INVALID_EVENT; + + descP->state = SOCKET_STATE_CLOSED; + + } else if (sres & ERL_NIF_SELECT_STOP_SCHEDULED) { + + /* The stop callback function has been *scheduled* which means + * that "should" wait for it to complete. But since we are in + * a callback (down) function, we cannot... + * So, we must close the socket + */ + SSDBG( descP, + ("SOCKET", + "socket_down -> [%d] stop scheduled\r\n", + descP->sock) ); + + dec_socket(descP->domain, descP->type, descP->protocol); + + /* And now what? We can't wait for the stop function here... + * So, we simply close it here and leave the rest of the "close" + * for later (when the stop function actually gets called... + */ + + if (sock_close(descP->sock) != 0) { + int save_errno = sock_errno(); + + esock_warning_msg("Failed closing socket for terminating " + "controlling process: " + "\r\n Controlling Process: %T" + "\r\n Descriptor: %d" + "\r\n Errno: %d" + "\r\n", pid, descP->sock, save_errno); + } + sock_close_event(descP->event); + + } else { + + esock_warning_msg("Failed selecting stop when handling down " + "of controlling process: " + "\r\n Select Res: %d" + "\r\n Controlling Process: %T" + "\r\n Descriptor: %d" + "\r\n Monitor: %T" + "\r\n", sres, pid, descP->sock, + MON2T(env, mon)); + } + + } else { + + /* check all operation queue(s): acceptor, writer and reader. + * + * Is it really any point in doing this if the socket is closed? + * + */ + + SSDBG( descP, ("SOCKET", "socket_down -> other process term\r\n") ); + + sockRef = enif_make_resource(env, descP); + + MLOCK(descP->accMtx); + if (descP->currentAcceptorP != NULL) + socket_down_acceptor(env, descP, sockRef, pid); + MUNLOCK(descP->accMtx); + + MLOCK(descP->writeMtx); + if (descP->currentWriterP != NULL) + socket_down_writer(env, descP, sockRef, pid); + MUNLOCK(descP->writeMtx); + + MLOCK(descP->readMtx); + if (descP->currentReaderP != NULL) + socket_down_reader(env, descP, sockRef, pid); + MUNLOCK(descP->readMtx); + + } + } + + SSDBG( descP, ("SOCKET", "socket_down -> done\r\n") ); + +#endif // if !defined(__WIN32__) +} + + + +/* *** socket_down_acceptor *** + * + * Check and then handle a downed acceptor process. + * + */ +#if !defined(__WIN32__) +static +void socket_down_acceptor(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + const ErlNifPid* pid) +{ + if (COMPARE_PIDS(&descP->currentAcceptor.pid, pid) == 0) { + + SSDBG( descP, ("SOCKET", + "socket_down_acceptor -> " + "current acceptor - try activate next\r\n") ); + + if (!activate_next_acceptor(env, descP, sockRef)) { + + SSDBG( descP, + ("SOCKET", "socket_down_acceptor -> no more writers\r\n") ); + + descP->state = SOCKET_STATE_LISTENING; + + descP->currentAcceptorP = NULL; + descP->currentAcceptor.ref = esock_atom_undefined; + enif_set_pid_undefined(&descP->currentAcceptor.pid); + esock_monitor_init(&descP->currentAcceptor.mon); + } + + } else { + + /* Maybe unqueue one of the waiting acceptors */ + + SSDBG( descP, ("SOCKET", + "socket_down_acceptor -> " + "not current acceptor - maybe a waiting acceptor\r\n") ); + + acceptor_unqueue(env, descP, pid); + } +} + + + + +/* *** socket_down_writer *** + * + * Check and then handle a downed writer process. + * + */ +static +void socket_down_writer(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + const ErlNifPid* pid) +{ + if (COMPARE_PIDS(&descP->currentWriter.pid, pid) == 0) { + + SSDBG( descP, ("SOCKET", + "socket_down_writer -> " + "current writer - try activate next\r\n") ); + + if (!activate_next_writer(env, descP, sockRef)) { + SSDBG( descP, ("SOCKET", + "socket_down_writer -> no active writer\r\n") ); + descP->currentWriterP = NULL; + descP->currentWriter.ref = esock_atom_undefined; + enif_set_pid_undefined(&descP->currentWriter.pid); + esock_monitor_init(&descP->currentWriter.mon); + } + + } else { + + /* Maybe unqueue one of the waiting writer(s) */ + + SSDBG( descP, ("SOCKET", + "socket_down_writer -> " + "not current writer - maybe a waiting writer\r\n") ); + + writer_unqueue(env, descP, pid); + } +} + + + + +/* *** socket_down_reader *** + * + * Check and then handle a downed reader process. + * + */ +static +void socket_down_reader(ErlNifEnv* env, + SocketDescriptor* descP, + ERL_NIF_TERM sockRef, + const ErlNifPid* pid) +{ + if (COMPARE_PIDS(&descP->currentReader.pid, pid) == 0) { + + SSDBG( descP, ("SOCKET", + "socket_down_reader -> " + "current reader - try activate next\r\n") ); + + if (!activate_next_reader(env, descP, sockRef)) { + SSDBG( descP, + ("SOCKET", "ncancel_recv_current -> no more readers\r\n") ); + descP->currentReaderP = NULL; + descP->currentReader.ref = esock_atom_undefined; + enif_set_pid_undefined(&descP->currentReader.pid); + esock_monitor_init(&descP->currentReader.mon); + } + + } else { + + /* Maybe unqueue one of the waiting reader(s) */ + + SSDBG( descP, ("SOCKET", + "socket_down_reader -> " + "not current reader - maybe a waiting reader\r\n") ); + + reader_unqueue(env, descP, pid); + } +} +#endif // if !defined(__WIN32__) + + + +/* ---------------------------------------------------------------------- + * L o a d / u n l o a d / u p g r a d e F u n c t i o n s + * ---------------------------------------------------------------------- + */ + +static +ErlNifFunc socket_funcs[] = +{ + // Some utility and support functions + {"nif_info", 0, nif_info, 0}, + {"nif_supports", 1, nif_supports, 0}, + // {"nif_debug", 1, nif_debug, 0}, + // {"nif_command", 1, nif_command, 0}, + + // The proper "socket" interface + // nif_open/1 is used when we already have a file descriptor + // {"nif_open", 1, nif_open, 0}, + {"nif_open", 4, nif_open, 0}, + {"nif_bind", 2, nif_bind, 0}, + {"nif_connect", 2, nif_connect, 0}, + {"nif_listen", 2, nif_listen, 0}, + {"nif_accept", 2, nif_accept, 0}, + {"nif_send", 4, nif_send, 0}, + {"nif_sendto", 5, nif_sendto, 0}, + {"nif_sendmsg", 4, nif_sendmsg, 0}, + {"nif_recv", 4, nif_recv, 0}, + {"nif_recvfrom", 4, nif_recvfrom, 0}, + {"nif_recvmsg", 5, nif_recvmsg, 0}, + {"nif_close", 1, nif_close, 0}, + {"nif_shutdown", 2, nif_shutdown, 0}, + {"nif_setopt", 5, nif_setopt, 0}, + {"nif_getopt", 4, nif_getopt, 0}, + {"nif_sockname", 1, nif_sockname, 0}, + {"nif_peername", 1, nif_peername, 0}, + + /* Misc utility functions */ + + /* "Extra" functions to "complete" the socket interface. + * For instance, the function nif_finalize_connection + * is called after the connect *select* has "completed". + */ + {"nif_finalize_connection", 1, nif_finalize_connection, 0}, + {"nif_cancel", 3, nif_cancel, 0}, + {"nif_finalize_close", 1, nif_finalize_close, ERL_NIF_DIRTY_JOB_IO_BOUND} +}; + + +#if !defined(__WIN32__) +static +BOOLEAN_T extract_debug(ErlNifEnv* env, + ERL_NIF_TERM map) +{ + /* + * We need to do this here since the "proper" atom has not been + * created when this function is called. + */ + ERL_NIF_TERM debug = MKA(env, "debug"); + + return esock_extract_bool_from_map(env, map, debug, SOCKET_GLOBAL_DEBUG_DEFAULT); +} + +static +BOOLEAN_T extract_iow(ErlNifEnv* env, + ERL_NIF_TERM map) +{ + /* + * We need to do this here since the "proper" atom has not been + * created when this function is called. + */ + ERL_NIF_TERM iow = MKA(env, "iow"); + + return esock_extract_bool_from_map(env, map, iow, SOCKET_NIF_IOW_DEFAULT); +} +#endif // if !defined(__WIN32__) + + + +/* ======================================================================= + * load_info - A map of misc info (e.g global debug) + */ + +static +int on_load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info) +{ +#if !defined(__WIN32__) + esock_dbg_init(ESOCK_DBGOUT_DEFAULT); + // esock_dbg_init(ESOCK_DBGOUT_UNIQUE); + + data.dbg = extract_debug(env, load_info); + data.iow = extract_iow(env, load_info); + + /* +++ Global Counters +++ */ + data.cntMtx = MCREATE("socket[gcnt]"); + data.numSockets = 0; + data.numTypeDGrams = 0; + data.numTypeStreams = 0; + data.numTypeSeqPkgs = 0; + data.numDomainLocal = 0; + data.numDomainInet = 0; + data.numDomainInet6 = 0; + data.numProtoIP = 0; + data.numProtoTCP = 0; + data.numProtoUDP = 0; + data.numProtoSCTP = 0; +#endif + + /* +++ Local atoms and error reason atoms +++ */ +#define LOCAL_ATOM_DECL(A) atom_##A = MKA(env, #A) +LOCAL_ATOMS +LOCAL_ERROR_REASON_ATOMS +#undef LOCAL_ATOM_DECL + + /* Global atom(s) and error reason atom(s) */ +#define GLOBAL_ATOM_DECL(A) esock_atom_##A = MKA(env, #A) +GLOBAL_ATOMS +GLOBAL_ERROR_REASON_ATOMS +#undef GLOBAL_ATOM_DECL + esock_atom_socket_tag = MKA(env, "$socket"); + + sockets = enif_open_resource_type_x(env, + "sockets", + &socketInit, + ERL_NIF_RT_CREATE, + NULL); + + return !sockets; +} + +ERL_NIF_INIT(socket, socket_funcs, on_load, NULL, NULL, NULL) diff --git a/erts/emulator/nifs/common/socket_tarray.c b/erts/emulator/nifs/common/socket_tarray.c new file mode 100644 index 0000000000..def22c4919 --- /dev/null +++ b/erts/emulator/nifs/common/socket_tarray.c @@ -0,0 +1,143 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2018-2019. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + * + * ---------------------------------------------------------------------- + * Purpose : Build and "maintain" a (erlang) term array of + * variable length. + * ---------------------------------------------------------------------- + * + */ + +/* #ifdef HAVE_CONFIG_H */ +/* #include "config.h" */ +/* #endif */ + +#include <stdio.h> + +#include <erl_nif.h> + +#include "socket_int.h" +#include <sys.h> +#include "socket_util.h" +#include "socket_tarray.h" + + + +/* ---------------------------------------------------------------------- + * Types + */ + +typedef struct { + Uint32 sz; + Uint32 idx; + ERL_NIF_TERM* array; +} SocketTArrayInt; + + +/* ---------------------------------------------------------------------- + * Forward for internal functions + */ + +static void esock_tarray_add1(SocketTArrayInt* taP, ERL_NIF_TERM t); +static void esock_tarray_ensure_fits(SocketTArrayInt* taP, Uint32 needs); + + +/* ---------------------------------------------------------------------- + * API + */ + +extern +void* esock_tarray_create(Uint32 sz) +{ + SocketTArrayInt* tarrayP; + + ESOCK_ASSERT( (sz > 0) ); + + tarrayP = MALLOC(sizeof(SocketTArrayInt)); + ESOCK_ASSERT( (tarrayP != NULL) ); + + tarrayP->array = MALLOC(sz * sizeof(ERL_NIF_TERM)); + ESOCK_ASSERT( (tarrayP->array != NULL) ); + tarrayP->sz = sz; + tarrayP->idx = 0; + + return ((SocketTArray) tarrayP); +} + +extern +void esock_tarray_delete(SocketTArray ta) +{ + SocketTArrayInt* taP = (SocketTArrayInt*) ta; + + FREE(taP->array); + FREE(taP); +} + + +extern +Uint32 esock_tarray_sz(SocketTArray a) +{ + return ( ((SocketTArrayInt*) a)->idx ); +} + +extern +void esock_tarray_add(SocketTArray ta, ERL_NIF_TERM t) +{ + esock_tarray_add1((SocketTArrayInt*) ta, t); +} + +extern +void esock_tarray_tolist(SocketTArray ta, + ErlNifEnv* env, + ERL_NIF_TERM* list) +{ + SocketTArrayInt* taP = (SocketTArrayInt*) ta; + + *list = MKLA(env, taP->array, taP->idx); + + esock_tarray_delete(taP); +} + + + +/* ---------------------------------------------------------------------- + * "Internal" functions + */ + +static +void esock_tarray_add1(SocketTArrayInt* taP, ERL_NIF_TERM t) +{ + esock_tarray_ensure_fits(taP, 1); + + taP->array[taP->idx++] = t; +} + +static +void esock_tarray_ensure_fits(SocketTArrayInt* taP, Uint32 needs) +{ + if (taP->sz < (taP->idx + needs)) { + Uint32 newSz = (needs < taP->sz) ? 2*taP->sz : 2*needs; + void* mem = REALLOC(taP->array, newSz * sizeof(ERL_NIF_TERM)); + + ESOCK_ASSERT( (mem != NULL) ); + + taP->sz = newSz; + taP->array = (ERL_NIF_TERM*) mem; + } +} diff --git a/erts/emulator/nifs/common/socket_tarray.h b/erts/emulator/nifs/common/socket_tarray.h new file mode 100644 index 0000000000..4f1152fb9e --- /dev/null +++ b/erts/emulator/nifs/common/socket_tarray.h @@ -0,0 +1,47 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2018-2019. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + * + * ---------------------------------------------------------------------- + * Purpose : Build and "maintain" a (erlang) term array of + * variable length. + * ---------------------------------------------------------------------- + * + */ + +#ifndef SOCKET_TARRAY_H__ +#define SOCKET_TARRAY_H__ + +typedef void* SocketTArray; + +extern SocketTArray esock_tarray_create(Uint32 sz); +extern void esock_tarray_delete(SocketTArray ta); +extern Uint32 esock_tarray_sz(SocketTArray ta); +extern void esock_tarray_add(SocketTArray ta, ERL_NIF_TERM t); +extern void esock_tarray_tolist(SocketTArray ta, + ErlNifEnv* env, + ERL_NIF_TERM* list); + +#define TARRAY_CREATE(SZ) esock_tarray_create((SZ)) +#define TARRAY_DELETE(TA) esock_tarray_delete((TA)) +#define TARRAY_SZ(TA) esock_tarray_sz((TA)) +#define TARRAY_ADD(TA, T) esock_tarray_add((TA), (T)) +#define TARRAY_TOLIST(TA, E, L) esock_tarray_tolist((TA), (E), (L)) + + +#endif // SOCKET_TARRAY_H__ diff --git a/erts/emulator/nifs/common/socket_util.c b/erts/emulator/nifs/common/socket_util.c new file mode 100644 index 0000000000..b817ae7636 --- /dev/null +++ b/erts/emulator/nifs/common/socket_util.c @@ -0,0 +1,1658 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2018-2019. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + * + * ---------------------------------------------------------------------- + * Purpose : Utility functions for the socket and net NIF(s). + * ---------------------------------------------------------------------- + * + */ + +#include <stdarg.h> +#include <string.h> +#include <stdio.h> +#include <ctype.h> +#include <time.h> +#include <stddef.h> + +#include "socket_int.h" +#include "sys.h" +#include "socket_util.h" +#include "socket_dbg.h" + +/* We don't have a "debug flag" to check here, so we + * should use the compile debug flag, whatever that is... + */ + +// #define COMPILE_DEBUG_FLAG_WE_NEED_TO_CHECK 1 +#if defined(COMPILE_DEBUG_FLAG_WE_NEED_TO_CHECK) +#define UTIL_DEBUG TRUE +#else +#define UTIL_DEBUG FALSE +#endif + +#define UDBG( proto ) ESOCK_DBG_PRINTF( UTIL_DEBUG , proto ) + + +extern char* erl_errno_id(int error); /* THIS IS JUST TEMPORARY??? */ + +static int realtime(struct timespec* tsP); +static int timespec2str(char *buf, unsigned int len, struct timespec *ts); + +static char* make_sockaddr_in4(ErlNifEnv* env, + ERL_NIF_TERM port, + ERL_NIF_TERM addr, + ERL_NIF_TERM* sa); +static char* make_sockaddr_in6(ErlNifEnv* env, + ERL_NIF_TERM port, + ERL_NIF_TERM addr, + ERL_NIF_TERM flowInfo, + ERL_NIF_TERM scopeId, + ERL_NIF_TERM* sa); +static char* make_sockaddr_un(ErlNifEnv* env, + ERL_NIF_TERM path, + ERL_NIF_TERM* sa); + + +/* +++ esock_encode_iov +++ + * + * Encode an IO Vector. In erlang we represented this as a list of binaries. + * + * We iterate through the IO vector, and as long as the remaining (rem) + * number of bytes is greater than the size of the current buffer, we + * contunue. When we have a buffer that is greater than rem, we have found + * the last buffer (it may be empty, and then the previous was last). + * We may need to split this (if 0 < rem < bufferSz). + */ + +extern +char* esock_encode_iov(ErlNifEnv* env, + int read, + struct iovec* iov, + size_t len, + ErlNifBinary* data, + ERL_NIF_TERM* eIOV) +{ + int rem = read; + Uint16 i; + BOOLEAN_T done = FALSE; + ERL_NIF_TERM a[len]; // At most this length + + UDBG( ("SUTIL", "esock_encode_iov -> entry with" + "\r\n read: %d" + "\r\n (IOV) len: %d" + "\r\n", read, len) ); + + if (len == 0) { + *eIOV = MKEL(env); + return NULL; + } + + for (i = 0; (!done) && (i < len); i++) { + UDBG( ("SUTIL", "esock_encode_iov -> process iov:" + "\r\n iov[%d].iov_len: %d" + "\r\n rem: %d" + "\r\n", i, iov[i].iov_len, rem) ); + if (iov[i].iov_len == rem) { + /* We have the exact amount - we are done */ + UDBG( ("SUTIL", "esock_encode_iov -> exact => done\r\n") ); + a[i] = MKBIN(env, &data[i]); + rem = 0; // Besserwisser + done = TRUE; + } else if (iov[i].iov_len < rem) { + /* Filled another buffer - continue */ + UDBG( ("SUTIL", "esock_encode_iov -> filled => continue\r\n") ); + a[i] = MKBIN(env, &data[i]); + rem -= iov[i].iov_len; + } else if (iov[i].iov_len > rem) { + /* Partly filled buffer (=> split) - we are done */ + ERL_NIF_TERM tmp; + UDBG( ("SUTIL", "esock_encode_iov -> split => done\r\n") ); + tmp = MKBIN(env, &data[i]); + a[i] = MKSBIN(env, tmp, 0, rem); + rem = 0; // Besserwisser + done = TRUE; + } + } + + UDBG( ("SUTIL", "esock_encode_iov -> create the IOV list (%d)\r\n", i) ); + + *eIOV = MKLA(env, a, i); + + UDBG( ("SUTIL", "esock_encode_msghdr -> done\r\n") ); + + return NULL; +} + + + +/* +++ esock_decode_iov +++ + * + * Decode an IO Vector. In erlang we represented this as a list of binaries. + * + * We assume that we have already figured out how long the iov (actually + * eIOV) is (len), and therefor allocated an array of bins and iov to be + * used. + */ + +extern +char* esock_decode_iov(ErlNifEnv* env, + ERL_NIF_TERM eIOV, + ErlNifBinary* bufs, + struct iovec* iov, + size_t len, + ssize_t* totSize) +{ + Uint16 i; + ssize_t sz; + ERL_NIF_TERM elem, tail, list; + + UDBG( ("SUTIL", "esock_decode_iov -> entry with" + "\r\n (IOV) len: %d" + "\r\n", read, len) ); + + for (i = 0, list = eIOV, sz = 0; (i < len); i++) { + + UDBG( ("SUTIL", "esock_decode_iov -> " + "\r\n iov[%d].iov_len: %d" + "\r\n rem: %d" + "\r\n", i) ); + + if (!GET_LIST_ELEM(env, list, &elem, &tail)) + return ESOCK_STR_EINVAL; + + if (IS_BIN(env, elem) && GET_BIN(env, elem, &bufs[i])) { + iov[i].iov_base = (caddr_t) bufs[i].data; + iov[i].iov_len = bufs[i].size; + sz += bufs[i].size; + } else { + return ESOCK_STR_EINVAL; + } + + list = tail; + } + + *totSize = sz; + + UDBG( ("SUTIL", "esock_decode_msghdr -> done (%d)\r\n", sz) ); + + return NULL; +} + + + +/* +++ esock_decode_sockaddr +++ + * + * Decode a socket address - sockaddr. In erlang its represented as + * a map, which has a specific set of attributes, depending on one + * mandatory attribute; family. So depending on the value of the family + * attribute: + * + * local - sockaddr_un: path + * inet - sockaddr_in4: port, addr + * inet6 - sockaddr_in6: port, addr, flowinfo, scope_id + */ + +extern +char* esock_decode_sockaddr(ErlNifEnv* env, + ERL_NIF_TERM eSockAddr, + SocketAddress* sockAddrP, + unsigned int* addrLen) +{ + ERL_NIF_TERM efam; + int fam; + char* xres; + + UDBG( ("SUTIL", "esock_decode_sockaddr -> entry\r\n") ); + + if (!IS_MAP(env, eSockAddr)) + return ESOCK_STR_EINVAL; + + if (!GET_MAP_VAL(env, eSockAddr, esock_atom_family, &efam)) + return ESOCK_STR_EINVAL; + + UDBG( ("SUTIL", "esock_decode_sockaddr -> try decode domain (%T)\r\n", efam) ); + if ((xres = esock_decode_domain(env, efam, &fam)) != NULL) + return xres; + + UDBG( ("SUTIL", "esock_decode_sockaddr -> fam: %d\r\n", fam) ); + switch (fam) { + case AF_INET: + xres = esock_decode_sockaddr_in4(env, eSockAddr, + &sockAddrP->in4, addrLen); + break; + +#if defined(HAVE_IN6) && defined(AF_INET6) + case AF_INET6: + xres = esock_decode_sockaddr_in6(env, eSockAddr, + &sockAddrP->in6, addrLen); + break; +#endif + +#ifdef HAVE_SYS_UN_H + case AF_UNIX: + xres = esock_decode_sockaddr_un(env, eSockAddr, + &sockAddrP->un, addrLen); + break; +#endif + + default: + xres = ESOCK_STR_EAFNOSUPPORT; + break; + + } + + return xres; +} + + + +/* +++ esock_encode_sockaddr +++ + * + * Encode a socket address - sockaddr. In erlang its represented as + * a map, which has a specific set of attributes, depending on one + * mandatory attribute; family. So depending on the value of the family + * attribute: + * + * local - sockaddr_un: path + * inet - sockaddr_in4: port, addr + * inet6 - sockaddr_in6: port, addr, flowinfo, scope_id + */ + +extern +char* esock_encode_sockaddr(ErlNifEnv* env, + SocketAddress* sockAddrP, + unsigned int addrLen, + ERL_NIF_TERM* eSockAddr) +{ + char* xres; + + UDBG( ("SUTIL", "esock_encode_sockaddr -> entry with" + "\r\n family: %d" + "\r\n addrLen: %d" + "\r\n", sockAddrP->sa.sa_family, addrLen) ); + + switch (sockAddrP->sa.sa_family) { + case AF_INET: + xres = esock_encode_sockaddr_in4(env, &sockAddrP->in4, addrLen, eSockAddr); + break; + +#if defined(HAVE_IN6) && defined(AF_INET6) + case AF_INET6: + xres = esock_encode_sockaddr_in6(env, &sockAddrP->in6, addrLen, eSockAddr); + break; +#endif + +#ifdef HAVE_SYS_UN_H + case AF_UNIX: + xres = esock_encode_sockaddr_un(env, &sockAddrP->un, addrLen, eSockAddr); + break; +#endif + + default: + *eSockAddr = esock_atom_undefined; + xres = ESOCK_STR_EAFNOSUPPORT; + break; + + } + + return xres; +} + + + +/* +++ esock_decode_sockaddr_in4 +++ + * + * Decode a IPv4 socket address - sockaddr_in4. In erlang its represented as + * a map, which has a specific set of attributes (beside the mandatory family + * attribute, which is "inherited" from the "sockaddr" type): + * + * port :: port_numbber() + * addr :: ip4_address() + * + * The erlang module ensures that both of these has values exist, so there + * is no need for any elaborate error handling. + */ + +extern +char* esock_decode_sockaddr_in4(ErlNifEnv* env, + ERL_NIF_TERM eSockAddr, + struct sockaddr_in* sockAddrP, + unsigned int* addrLen) +{ + ERL_NIF_TERM eport, eaddr; + int port; + char* xres; + + UDBG( ("SUTIL", "esock_decode_sockaddr_in4 -> entry\r\n") ); + + /* Basic init */ + sys_memzero((char*) sockAddrP, sizeof(struct sockaddr_in)); + +#ifndef NO_SA_LEN + sockAddrP->sin_len = sizeof(struct sockaddr_in); +#endif + + sockAddrP->sin_family = AF_INET; + + /* Extract (e) port number from map */ + UDBG( ("SUTIL", "esock_decode_sockaddr_in4 -> try get port number\r\n") ); + if (!GET_MAP_VAL(env, eSockAddr, esock_atom_port, &eport)) + return ESOCK_STR_EINVAL; + + /* Decode port number */ + UDBG( ("SUTIL", "esock_decode_sockaddr_in4 -> try decode port number\r\n") ); + if (!GET_INT(env, eport, &port)) + return ESOCK_STR_EINVAL; + + sockAddrP->sin_port = htons(port); + + /* Extract (e) address from map */ + UDBG( ("SUTIL", "esock_decode_sockaddr_in4 -> try get (ip) address\r\n") ); + if (!GET_MAP_VAL(env, eSockAddr, esock_atom_addr, &eaddr)) + return ESOCK_STR_EINVAL; + + /* Decode address */ + UDBG( ("SUTIL", "esock_decode_sockaddr_in4 -> try decode (ip) address\r\n") ); + if ((xres = esock_decode_ip4_address(env, + eaddr, + &sockAddrP->sin_addr)) != NULL) + return xres; + + *addrLen = sizeof(struct sockaddr_in); + + UDBG( ("SUTIL", "esock_decode_sockaddr_in4 -> done\r\n") ); + + return NULL; +} + + + +/* +++ esock_encode_sockaddr_in4 +++ + * + * Encode a IPv4 socket address - sockaddr_in4. In erlang its represented as + * a map, which has a specific set of attributes (beside the mandatory family + * attribute, which is "inherited" from the "sockaddr" type): + * + * port :: port_numbber() + * addr :: ip4_address() + * + */ + +extern +char* esock_encode_sockaddr_in4(ErlNifEnv* env, + struct sockaddr_in* sockAddrP, + unsigned int addrLen, + ERL_NIF_TERM* eSockAddr) +{ + ERL_NIF_TERM ePort, eAddr; + int port; + char* xres = NULL; + + UDBG( ("SUTIL", "esock_encode_sockaddr_in4 -> entry\r\n") ); + + if (addrLen >= sizeof(struct sockaddr_in)) { + /* The port */ + port = ntohs(sockAddrP->sin_port); + ePort = MKI(env, port); + + /* The address */ + if ((xres = esock_encode_ip4_address(env, &sockAddrP->sin_addr, + &eAddr)) == NULL) { + /* And finally construct the in4_sockaddr record */ + xres = make_sockaddr_in4(env, ePort, eAddr, eSockAddr); + } else { + UDBG( ("SUTIL", "esock_encode_sockaddr_in4 -> " + "failed encoding (ip) address: " + "\r\n xres: %s" + "\r\n", xres) ); + *eSockAddr = esock_atom_undefined; + xres = ESOCK_STR_EINVAL; + } + + } else { + UDBG( ("SUTIL", "esock_encode_sockaddr_in4 -> wrong size: " + "\r\n addrLen: %d" + "\r\n addr size: %d" + "\r\n", addrLen, sizeof(struct sockaddr_in)) ); + *eSockAddr = esock_atom_undefined; + xres = ESOCK_STR_EINVAL; + } + + return xres; +} + + + +/* +++ esock_decode_sockaddr_in6 +++ + * + * Decode a IPv6 socket address - sockaddr_in6. In erlang its represented as + * a map, which has a specific set of attributes (beside the mandatory family + * attribute, which is "inherited" from the "sockaddr" type): + * + * port :: port_numbber() (integer) + * addr :: ip6_address() (tuple) + * flowinfo :: in6_flow_info() (integer) + * scope_id :: in6_scope_id() (integer) + * + * The erlang module ensures that all of these has values exist, so there + * is no need for any elaborate error handling here. + */ + +#if defined(HAVE_IN6) && defined(AF_INET6) +extern +char* esock_decode_sockaddr_in6(ErlNifEnv* env, + ERL_NIF_TERM eSockAddr, + struct sockaddr_in6* sockAddrP, + unsigned int* addrLen) +{ + ERL_NIF_TERM eport, eaddr, eflowInfo, escopeId; + int port; + unsigned int flowInfo, scopeId; + char* xres; + + UDBG( ("SUTIL", "esock_decode_sockaddr_in6 -> entry\r\n") ); + + /* Basic init */ + sys_memzero((char*) sockAddrP, sizeof(struct sockaddr_in6)); +#ifndef NO_SA_LEN + sockAddrP->sin6_len = sizeof(struct sockaddr_in); +#endif + + sockAddrP->sin6_family = AF_INET6; + + /* *** Extract (e) port number from map *** */ + if (!GET_MAP_VAL(env, eSockAddr, esock_atom_port, &eport)) + return ESOCK_STR_EINVAL; + + /* Decode port number */ + if (!GET_INT(env, eport, &port)) + return ESOCK_STR_EINVAL; + + UDBG( ("SUTIL", "esock_decode_sockaddr_in6 -> port: %d\r\n", port) ); + + sockAddrP->sin6_port = htons(port); + + /* *** Extract (e) flowinfo from map *** */ + if (!GET_MAP_VAL(env, eSockAddr, esock_atom_flowinfo, &eflowInfo)) + return ESOCK_STR_EINVAL; + + /* 4: Get the flowinfo */ + if (!GET_UINT(env, eflowInfo, &flowInfo)) + return ESOCK_STR_EINVAL; + + UDBG( ("SUTIL", "esock_decode_sockaddr_in6 -> flowinfo: %d\r\n", flowInfo) ); + + sockAddrP->sin6_flowinfo = flowInfo; + + /* *** Extract (e) scope_id from map *** */ + if (!GET_MAP_VAL(env, eSockAddr, esock_atom_scope_id, &escopeId)) + return ESOCK_STR_EINVAL; + + /* *** Get the scope_id *** */ + if (!GET_UINT(env, escopeId, &scopeId)) + return ESOCK_STR_EINVAL; + + UDBG( ("SUTIL", "esock_decode_sockaddr_in6 -> scopeId: %d\r\n", scopeId) ); + + sockAddrP->sin6_scope_id = scopeId; + + /* *** Extract (e) address from map *** */ + if (!GET_MAP_VAL(env, eSockAddr, esock_atom_addr, &eaddr)) + return ESOCK_STR_EINVAL; + + /* Decode address */ + if ((xres = esock_decode_ip6_address(env, + eaddr, + &sockAddrP->sin6_addr)) != NULL) + return xres; + + *addrLen = sizeof(struct sockaddr_in6); + + UDBG( ("SUTIL", "esock_decode_sockaddr_in6 -> done\r\n") ); + + return NULL; +} +#endif + + + +/* +++ esock_encode_sockaddr_in6 +++ + * + * Encode a IPv6 socket address - sockaddr_in6. In erlang its represented as + * a map, which has a specific set of attributes (beside the mandatory family + * attribute, which is "inherited" from the "sockaddr" type): + * + * port :: port_numbber() (integer) + * addr :: ip6_address() (tuple) + * flowinfo :: in6_flow_info() (integer) + * scope_id :: in6_scope_id() (integer) + * + */ + +#if defined(HAVE_IN6) && defined(AF_INET6) +extern +char* esock_encode_sockaddr_in6(ErlNifEnv* env, + struct sockaddr_in6* sockAddrP, + unsigned int addrLen, + ERL_NIF_TERM* eSockAddr) +{ + ERL_NIF_TERM ePort, eAddr, eFlowInfo, eScopeId; + char* xres; + + if (addrLen >= sizeof(struct sockaddr_in6)) { + /* The port */ + ePort = MKI(env, ntohs(sockAddrP->sin6_port)); + + /* The flowInfo */ + eFlowInfo = MKI(env, sockAddrP->sin6_flowinfo); + + /* The scopeId */ + eScopeId = MKI(env, sockAddrP->sin6_scope_id); + + /* The address */ + if ((xres = esock_encode_ip6_address(env, &sockAddrP->sin6_addr, + &eAddr)) == NULL) { + /* And finally construct the in6_sockaddr record */ + xres = make_sockaddr_in6(env, + ePort, eAddr, eFlowInfo, eScopeId, eSockAddr); + } else { + *eSockAddr = esock_atom_undefined; + xres = ESOCK_STR_EINVAL; + } + + } else { + *eSockAddr = esock_atom_undefined; + xres = ESOCK_STR_EINVAL; + } + + return xres; +} +#endif + + + +/* +++ esock_decode_sockaddr_un +++ + * + * Decode a Unix Domain socket address - sockaddr_un. In erlang its + * represented as a map, which has a specific set of attributes + * (beside the mandatory family attribute, which is "inherited" from + * the "sockaddr" type): + * + * path :: binary() + * + * The erlang module ensures that this value exist, so there + * is no need for any elaborate error handling here. + */ + +#ifdef HAVE_SYS_UN_H +extern +char* esock_decode_sockaddr_un(ErlNifEnv* env, + ERL_NIF_TERM eSockAddr, + struct sockaddr_un* sockAddrP, + unsigned int* addrLen) +{ + ErlNifBinary bin; + ERL_NIF_TERM epath; + unsigned int len; + + /* *** Extract (e) path (a binary) from map *** */ + if (!GET_MAP_VAL(env, eSockAddr, esock_atom_path, &epath)) + return ESOCK_STR_EINVAL; + + /* Get the path */ + if (!GET_BIN(env, epath, &bin)) + return ESOCK_STR_EINVAL; + + if ((bin.size + +#ifdef __linux__ + /* Make sure the address gets zero terminated + * except when the first byte is \0 because then it is + * sort of zero terminated although the zero termination + * comes before the address... + * This fix handles Linux's nonportable + * abstract socket address extension. + */ + (bin.data[0] == '\0' ? 0 : 1) +#else + 1 +#endif + ) > sizeof(sockAddrP->sun_path)) + return ESOCK_STR_EINVAL; + + + sys_memzero((char*) sockAddrP, sizeof(struct sockaddr_un)); + sockAddrP->sun_family = AF_UNIX; + + sys_memcpy(sockAddrP->sun_path, bin.data, bin.size); + len = offsetof(struct sockaddr_un, sun_path) + bin.size; + +#ifndef NO_SA_LEN + sockAddrP->sun_len = len; +#endif + *addrLen = len; + + return NULL; +} +#endif + + + +/* +++ esock_encode_sockaddr_un +++ + * + * Encode a Unix Domain socket address - sockaddr_un. In erlang its + * represented as a map, which has a specific set of attributes + * (beside the mandatory family attribute, which is "inherited" from + * the "sockaddr" type): + * + * path :: binary() + * + */ + +#ifdef HAVE_SYS_UN_H +extern +char* esock_encode_sockaddr_un(ErlNifEnv* env, + struct sockaddr_un* sockAddrP, + unsigned int addrLen, + ERL_NIF_TERM* eSockAddr) +{ + ERL_NIF_TERM ePath; + size_t n, m; + char* xres; + + if (addrLen >= offsetof(struct sockaddr_un, sun_path)) { + n = addrLen - offsetof(struct sockaddr_un, sun_path); + if (255 < n) { + *eSockAddr = esock_atom_undefined; + xres = ESOCK_STR_EINVAL; + } else { + m = esock_strnlen(sockAddrP->sun_path, n); +#ifdef __linux__ + /* Assume that the address is a zero terminated string, + * except when the first byte is \0 i.e the string length is 0, + * then use the reported length instead. + * This fix handles Linux's nonportable + * abstract socket address extension. + */ + if (m == 0) { + m = n; + } +#endif + + /* And finally build the 'path' attribute */ + ePath = MKSL(env, sockAddrP->sun_path, m); + + /* And the socket address */ + xres = make_sockaddr_un(env, ePath, eSockAddr); + } + } else { + *eSockAddr = esock_atom_undefined; + xres = ESOCK_STR_EINVAL; + } + + return xres; +} +#endif + + + +/* +++ esock_decode_ip4_address +++ + * + * Decode a IPv4 address. This can be three things: + * + * + Then atom 'any' + * + Then atom 'loopback' + * + An ip4_address() (4 tuple) + * + * Note that this *only* decodes the "address" part of a + * (IPv4) socket address. + */ + +extern +char* esock_decode_ip4_address(ErlNifEnv* env, + ERL_NIF_TERM eAddr, + struct in_addr* inAddrP) +{ + struct in_addr addr; + + UDBG( ("SUTIL", "esock_decode_ip4_address -> entry with" + "\r\n eAddr: %T" + "\r\n", eAddr) ); + + if (IS_ATOM(env, eAddr)) { + /* This is either 'any' or 'loopback' */ + + if (COMPARE(esock_atom_loopback, eAddr) == 0) { + UDBG( ("SUTIL", "esock_decode_ip4_address -> address: lookback\r\n") ); + addr.s_addr = htonl(INADDR_LOOPBACK); + } else if (COMPARE(esock_atom_any, eAddr) == 0) { + UDBG( ("SUTIL", "esock_decode_ip4_address -> address: any\r\n") ); + addr.s_addr = htonl(INADDR_ANY); + } else { + UDBG( ("SUTIL", "esock_decode_ip4_address -> address: unknown\r\n") ); + return ESOCK_STR_EINVAL; + } + + inAddrP->s_addr = addr.s_addr; + + } else { + /* This is a 4-tuple */ + + const ERL_NIF_TERM* addrt; + int addrtSz; + int a, v; + char addr[4]; + + if (!GET_TUPLE(env, eAddr, &addrtSz, &addrt)) + return ESOCK_STR_EINVAL; + + if (addrtSz != 4) + return ESOCK_STR_EINVAL; + + for (a = 0; a < 4; a++) { + if (!GET_INT(env, addrt[a], &v)) + return ESOCK_STR_EINVAL; + addr[a] = v; + } + + sys_memcpy(inAddrP, &addr, sizeof(addr)); + + } + + return NULL; +} + + + +/* +++ esock_encode_ip4_address +++ + * + * Encode a IPv4 address: + * + * + An ip4_address() (4 tuple) + * + * Note that this *only* decodes the "address" part of a + * (IPv4) socket address. There are several other things (port). + */ + +extern +char* esock_encode_ip4_address(ErlNifEnv* env, + struct in_addr* addrP, + ERL_NIF_TERM* eAddr) +{ + unsigned int i; + ERL_NIF_TERM at[4]; + unsigned int atLen = sizeof(at) / sizeof(ERL_NIF_TERM); + unsigned char* a = (unsigned char*) addrP; + ERL_NIF_TERM addr; + + /* The address */ + for (i = 0; i < atLen; i++) { + at[i] = MKI(env, a[i]); + } + + addr = MKTA(env, at, atLen); + UDBG( ("SUTIL", "esock_encode_ip4_address -> addr: %T\r\n", addr) ); + // *eAddr = MKTA(env, at, atLen); + *eAddr = addr; + + return NULL; +} + + + +/* +++ esock_decode_ip6_address +++ + * + * Decode a IPv6 address. This can be three things: + * + * + Then atom 'any' + * + Then atom 'loopback' + * + An ip6_address() (8 tuple) + * + * Note that this *only* decodes the "address" part of a + * (IPv6) socket address. There are several other things + * (port, flowinfo and scope_id) that are handled elsewhere). + */ + +#if defined(HAVE_IN6) && defined(AF_INET6) +extern +char* esock_decode_ip6_address(ErlNifEnv* env, + ERL_NIF_TERM eAddr, + struct in6_addr* inAddrP) +{ + UDBG( ("SUTIL", "esock_decode_ip6_address -> entry with" + "\r\n eAddr: %T" + "\r\n", eAddr) ); + + if (IS_ATOM(env, eAddr)) { + /* This is either 'any' or 'loopback' */ + const struct in6_addr* addr; + + if (COMPARE(esock_atom_loopback, eAddr) == 0) { + addr = &in6addr_loopback; + } else if (COMPARE(esock_atom_any, eAddr) == 0) { + addr = &in6addr_any; + } else { + return ESOCK_STR_EINVAL; + } + + *inAddrP = *addr; + + } else { + /* This is a 8-tuple */ + + const ERL_NIF_TERM* addrt; + int addrtSz; + int ai, v; + unsigned char addr[16]; + unsigned char* a = addr; + unsigned int addrLen = sizeof(addr) / sizeof(unsigned char); + + if (!GET_TUPLE(env, eAddr, &addrtSz, &addrt)) + return ESOCK_STR_EINVAL; + + if (addrtSz != 8) + return ESOCK_STR_EINVAL; + + for (ai = 0; ai < 8; ai++) { + if (!GET_INT(env, addrt[ai], &v)) + return ESOCK_STR_EINVAL; + put_int16(v, a); + a += 2; + } + + sys_memcpy(inAddrP, &addr, addrLen); + + } + + return NULL; +} +#endif + + + +/* +++ esock_encode_ip6_address +++ + * + * Encode a IPv6 address: + * + * + An ip6_address() (8 tuple) + * + * Note that this *only* encodes the "address" part of a + * (IPv6) socket address. There are several other things + * (port, flowinfo and scope_id) that are handled elsewhere). + */ + +#if defined(HAVE_IN6) && defined(AF_INET6) +extern +char* esock_encode_ip6_address(ErlNifEnv* env, + struct in6_addr* addrP, + ERL_NIF_TERM* eAddr) +{ + unsigned int i; + ERL_NIF_TERM at[8]; + unsigned int atLen = sizeof(at) / sizeof(ERL_NIF_TERM); + unsigned char* a = (unsigned char*) addrP; + + /* The address */ + for (i = 0; i < atLen; i++) { + at[i] = MKI(env, get_int16(a + i*2)); + } + + *eAddr = MKTA(env, at, atLen); + + return NULL; +} +#endif + + + +/* +++ esock_encode_timeval +++ + * + * Encode a timeval struct into its erlang form, a map with two fields: + * + * sec + * usec + * + */ +extern +char* esock_encode_timeval(ErlNifEnv* env, + struct timeval* timeP, + ERL_NIF_TERM* eTime) +{ + ERL_NIF_TERM keys[] = {esock_atom_sec, esock_atom_usec}; + ERL_NIF_TERM vals[] = {MKL(env, timeP->tv_sec), MKL(env, timeP->tv_usec)}; + + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + + ESOCK_ASSERT( (numKeys == numVals) ); + + if (!MKMA(env, keys, vals, numKeys, eTime)) + return ESOCK_STR_EINVAL; + + return NULL; +} + + + +/* +++ esock_decode_timeval +++ + * + * Decode a timeval in its erlang form (a map) into its native form, + * a timeval struct. + * + */ +extern +char* esock_decode_timeval(ErlNifEnv* env, + ERL_NIF_TERM eTime, + struct timeval* timeP) +{ + ERL_NIF_TERM eSec, eUSec; + size_t sz; + + // It must be a map + if (!IS_MAP(env, eTime)) + return ESOCK_STR_EINVAL; + + // It must have atleast two attributes + if (!enif_get_map_size(env, eTime, &sz) || (sz < 2)) + return ESOCK_STR_EINVAL; + + if (!GET_MAP_VAL(env, eTime, esock_atom_sec, &eSec)) + return ESOCK_STR_EINVAL; + + if (!GET_MAP_VAL(env, eTime, esock_atom_usec, &eUSec)) + return ESOCK_STR_EINVAL; + + if (!GET_LONG(env, eSec, &timeP->tv_sec)) + return ESOCK_STR_EINVAL; + + if (!GET_LONG(env, eUSec, &timeP->tv_usec)) + return ESOCK_STR_EINVAL; + + return NULL; +} + + + +/* +++ esock_decode_domain +++ + * + * Decode the Erlang form of the 'domain' type, that is: + * + * inet => AF_INET + * inet6 => AF_INET6 + * local => AF_UNIX + * + */ +extern +char* esock_decode_domain(ErlNifEnv* env, + ERL_NIF_TERM eDomain, + int* domain) +{ + char* xres = NULL; + + if (COMPARE(esock_atom_inet, eDomain) == 0) { + *domain = AF_INET; + +#if defined(HAVE_IN6) && defined(AF_INET6) + } else if (COMPARE(esock_atom_inet6, eDomain) == 0) { + *domain = AF_INET6; +#endif + +#ifdef HAVE_SYS_UN_H + } else if (COMPARE(esock_atom_local, eDomain) == 0) { + *domain = AF_UNIX; +#endif + + } else { + *domain = -1; + xres = ESOCK_STR_EAFNOSUPPORT; + } + + return xres; +} + + + +/* +++ esock_encode_domain +++ + * + * Encode the native domain to the Erlang form, that is: + * + * AF_INET => inet + * AF_INET6 => inet6 + * AF_UNIX => local + * + */ +extern +char* esock_encode_domain(ErlNifEnv* env, + int domain, + ERL_NIF_TERM* eDomain) +{ + char* xres = NULL; + + switch (domain) { + case AF_INET: + *eDomain = esock_atom_inet; + break; + +#if defined(HAVE_IN6) && defined(AF_INET6) + case AF_INET6: + *eDomain = esock_atom_inet6; + break; +#endif + +#ifdef HAVE_SYS_UN_H + case AF_UNIX: + *eDomain = esock_atom_local; + break; +#endif + + default: + *eDomain = esock_atom_undefined; // Just in case + xres = ESOCK_STR_EAFNOSUPPORT; + } + + return xres; +} + + + +/* +++ esock_decode_type +++ + * + * Decode the Erlang form of the 'type' type, that is: + * + * stream => SOCK_STREAM + * dgram => SOCK_DGRAM + * raw => SOCK_RAW + * seqpacket => SOCK_SEQPACKET + * + */ +extern +char* esock_decode_type(ErlNifEnv* env, + ERL_NIF_TERM eType, + int* type) +{ + char* xres = NULL; + + if (COMPARE(esock_atom_stream, eType) == 0) { + *type = SOCK_STREAM; + } else if (COMPARE(esock_atom_dgram, eType) == 0) { + *type = SOCK_DGRAM; + } else if (COMPARE(esock_atom_raw, eType) == 0) { + *type = SOCK_RAW; + +#if defined(HAVE_SCTP) + } else if (COMPARE(esock_atom_seqpacket, eType) == 0) { + *type = SOCK_SEQPACKET; +#endif + + } else { + *type = -1; + xres = ESOCK_STR_EAFNOSUPPORT; + } + + return xres; +} + + + +/* +++ esock_decode_type +++ + * + * Encode the native type to the Erlang form, that is: + * + * SOCK_STREAM => stream + * SOCK_DGRAM => dgram + * SOCK_RAW => raw + * SOCK_SEQPACKET => seqpacket + * + */ +extern +char* esock_encode_type(ErlNifEnv* env, + int type, + ERL_NIF_TERM* eType) +{ + char* xres = NULL; + + switch (type) { + case SOCK_STREAM: + *eType = esock_atom_stream; + break; + + case SOCK_DGRAM: + *eType = esock_atom_dgram; + break; + + case SOCK_RAW: + *eType = esock_atom_raw; + break; + +#if defined(HAVE_SCTP) + case SOCK_SEQPACKET: + *eType = esock_atom_seqpacket; + break; +#endif + + default: + *eType = esock_atom_undefined; // Just in case + xres = ESOCK_STR_EAFNOSUPPORT; + } + + return xres; +} + + + +/* +++ esock_encode_protocol +++ + * + * Encode the native protocol to the Erlang form, that is: + * + * SOL_IP | IPPROTO_IP => ip + * SOL_IPV6 => ipv6 + * SOL_TCP => tcp + * SOL_UDP => udp + * SOL_SCTP => sctp + * + */ +extern +char* esock_encode_protocol(ErlNifEnv* env, + int proto, + ERL_NIF_TERM* eProto) +{ + char* xres = NULL; + + switch (proto) { +#if defined(SOL_IP) + case SOL_IP: +#else + case IPPROTO_IP: +#endif + *eProto = esock_atom_ip; + break; + +#if defined(SOL_IPV6) + case SOL_IPV6: + *eProto = esock_atom_ipv6; + break; +#endif + + case IPPROTO_TCP: + *eProto = esock_atom_tcp; + break; + + case IPPROTO_UDP: + *eProto = esock_atom_udp; + break; + +#if defined(HAVE_SCTP) + case IPPROTO_SCTP: + *eProto = esock_atom_sctp; + break; +#endif + + default: + *eProto = esock_atom_undefined; + xres = ESOCK_STR_EAFNOSUPPORT; + break; + } + + return xres; +} + + + +/* +++ esock_decode_protocol +++ + * + * Decode the Erlang form of the 'protocol' type, that is: + * + * ip => SOL_IP | IPPROTO_IP + * ipv6 => SOL_IPV6 + * tcp => SOL_TCP + * udp => SOL_UDP + * sctp => SOL_SCTP + * + */ +extern +char* esock_decode_protocol(ErlNifEnv* env, + ERL_NIF_TERM eProto, + int* proto) +{ + char* xres = NULL; + + if (COMPARE(esock_atom_ip, eProto) == 0) { +#if defined(SOL_IP) + *proto = SOL_IP; +#else + *proto = IPPROTO_IP; +#endif + } else if (COMPARE(esock_atom_ipv6, eProto) == 0) { +#if defined(SOL_IPV6) + *proto = SOL_IPV6; +#else + *proto = IPPROTO_IPV6; +#endif + } else if (COMPARE(esock_atom_tcp, eProto) == 0) { + *proto = IPPROTO_TCP; + } else if (COMPARE(esock_atom_udp, eProto) == 0) { + *proto = IPPROTO_UDP; +#if defined(HAVE_SCTP) + } else if (COMPARE(esock_atom_sctp, eProto) == 0) { + *proto = IPPROTO_SCTP; +#endif + } else { + *proto = -1; + xres = ESOCK_STR_EAFNOSUPPORT; + } + + return xres; +} + + + +/* +++ esock_decode_bufsz +++ + * + * Decode an buffer size. The size of a buffer is: + * + * Sz > 0 => Use provided value + * Sz => Use provided default + * + */ +extern +char* esock_decode_bufsz(ErlNifEnv* env, + ERL_NIF_TERM eVal, + size_t defSz, + size_t* sz) +{ + int val; + + if (!GET_INT(env, eVal, &val)) + return ESOCK_STR_EINVAL; + + if (val > 0) + *sz = (size_t) val; + else + *sz = defSz; + + return NULL; +} + + + +/* *** esock_decode_string *** + * + * Decode a string value. A successful decode results in an + * allocation of the string, which the caller has to free + * once the string has been used. + */ +extern +BOOLEAN_T esock_decode_string(ErlNifEnv* env, + const ERL_NIF_TERM eString, + char** stringP) +{ + BOOLEAN_T result; + unsigned int len; + char* bufP; + + if (!GET_LIST_LEN(env, eString, &len) && (len != 0)) { + *stringP = NULL; + result = FALSE; + } else { + + UDBG( ("SUTIL", "esock_decode_string -> len: %d\r\n", len) ); + + bufP = MALLOC(len + 1); // We shall NULL-terminate + + if (GET_STR(env, eString, bufP, len+1)) { + UDBG( ("SUTIL", "esock_decode_string -> buf: %s\r\n", bufP) ); + // bufP[len] = '\0'; + *stringP = bufP; + result = TRUE; + } else { + *stringP = NULL; + result = FALSE; + FREE(bufP); + } + } + + return result; +} + + + +/* *** esock_extract_bool_from_map *** + * + * Extract an boolean item from a map. + * + */ +extern +BOOLEAN_T esock_extract_bool_from_map(ErlNifEnv* env, + ERL_NIF_TERM map, + ERL_NIF_TERM key, + BOOLEAN_T def) +{ + ERL_NIF_TERM val; + + if (!GET_MAP_VAL(env, map, key, &val)) + return def; + + if (!IS_ATOM(env, val)) + return def; + + if (COMPARE(val, esock_atom_true) == 0) + return TRUE; + else + return FALSE; +} + + + +/* *** esock_decode_bool *** + * + * Decode a boolean value. + * + */ +extern +BOOLEAN_T esock_decode_bool(ERL_NIF_TERM val) +{ + if (COMPARE(esock_atom_true, val) == 0) + return TRUE; + else + return FALSE; +} + + +/* *** esock_encode_bool *** + * + * Encode a boolean value. + * + */ +extern +ERL_NIF_TERM esock_encode_bool(BOOLEAN_T val) +{ + if (val) + return esock_atom_true; + else + return esock_atom_false; +} + + +/* Create an ok two (2) tuple in the form: + * + * {ok, Any} + * + * The second element (Any) is already in the form of an + * ERL_NIF_TERM so all we have to do is create the tuple. + */ +extern +ERL_NIF_TERM esock_make_ok2(ErlNifEnv* env, ERL_NIF_TERM any) +{ + return MKT2(env, esock_atom_ok, any); +} + + +/* Create an ok three (3) tuple in the form: + * + * {ok, Val1, Val2} + * + * The second (Val1) and third (Val2) elements are already in + * the form of an ERL_NIF_TERM so all we have to do is create + * the tuple. + */ +extern +ERL_NIF_TERM esock_make_ok3(ErlNifEnv* env, ERL_NIF_TERM val1, ERL_NIF_TERM val2) +{ + return MKT3(env, esock_atom_ok, val1, val2); +} + + + +/* Create an error two (2) tuple in the form: + * + * {error, Reason} + * + * The second element (Reason) is already in the form of an + * ERL_NIF_TERM so all we have to do is create the tuple. + */ +extern +ERL_NIF_TERM esock_make_error(ErlNifEnv* env, ERL_NIF_TERM reason) +{ + return MKT2(env, esock_atom_error, reason); +} + + + +/* Create an error two (2) tuple in the form: {error, Reason}. + * + * {error, Reason} + * + * The second element, Reason, is the reason string that has + * converted into an atom. + */ +extern +ERL_NIF_TERM esock_make_error_str(ErlNifEnv* env, char* reason) +{ + return esock_make_error(env, MKA(env, reason)); +} + + +/* Create an error two (2) tuple in the form: + * + * {error, Reason} + * + * The second element, Reason, is the errno value in its + * basic form (integer) which has been converted into an atom. + */ +extern +ERL_NIF_TERM esock_make_error_errno(ErlNifEnv* env, int err) +{ + return esock_make_error_str(env, erl_errno_id(err)); +} + + + +/* strnlen doesn't exist everywhere */ +extern +size_t esock_strnlen(const char *s, size_t maxlen) +{ + size_t i = 0; + while (i < maxlen && s[i] != '\0') + i++; + return i; +} + + + +/* *** esock_abort *** + * + * Generate an abort with "extra" info. This should be called + * via the ESOCK_ABORT macro. + * Basically it prints the extra info onto stderr before aborting. + * + */ +extern +void esock_abort(const char* expr, + const char* func, + const char* file, + int line) +{ + fflush(stdout); + fprintf(stderr, "%s:%d:%s() Assertion failed: %s\n", + file, line, func, expr); + fflush(stderr); + abort(); +} + + + +/* *** esock_warning_msg *** + * + * Temporary function for issuing warning messages. + * + */ +extern +void esock_warning_msg( const char* format, ... ) +{ + va_list args; + char f[512 + sizeof(format)]; // This has to suffice... + char stamp[64]; // Just in case... + struct timespec ts; + int res; + + /* + * We should really include self in the printout, so we can se which process + * are executing the code. But then I must change the API.... + * ....something for later. + */ + + // 2018-06-29 12:13:21.232089 + // 29-Jun-2018::13:47:25.097097 + + if (!realtime(&ts)) { + if (timespec2str(stamp, sizeof(stamp), &ts) != 0) { + res = enif_snprintf(f, sizeof(f), "=WARNING MSG==== %s", format); + } else { + res = enif_snprintf(f, sizeof(f), + "=WARNING MSG==== %s ===\r\n%s" , stamp, format); + } + + if (res > 0) { + va_start (args, format); + enif_vfprintf (stdout, f, args); + va_end (args); + fflush(stdout); + } + } + + return; +} + + +static +int realtime(struct timespec* tsP) +{ + return clock_gettime(CLOCK_REALTIME, tsP); +} + + +/* + * Convert a timespec struct into a readable/printable string. + * + * "%F::%T" => 2018-06-29 12:13:21[.232089] + * "%d-%b-%Y::%T" => 29-Jun-2018::13:47:25.097097 + */ +static +int timespec2str(char *buf, unsigned int len, struct timespec *ts) +{ + int ret, buflen; + struct tm t; + + tzset(); + if (localtime_r(&(ts->tv_sec), &t) == NULL) + return 1; + + ret = strftime(buf, len, "%d-%B-%Y::%T", &t); + if (ret == 0) + return 2; + len -= ret - 1; + buflen = strlen(buf); + + ret = snprintf(&buf[buflen], len, ".%06ld", ts->tv_nsec/1000); + if (ret >= len) + return 3; + + return 0; +} + + +/* =================================================================== * + * * + * Various (internal) utility functions * + * * + * =================================================================== */ + +/* Construct the IPv4 socket address */ +static +char* make_sockaddr_in4(ErlNifEnv* env, + ERL_NIF_TERM port, + ERL_NIF_TERM addr, + ERL_NIF_TERM* sa) +{ + ERL_NIF_TERM keys[] = {esock_atom_family, esock_atom_port, esock_atom_addr}; + ERL_NIF_TERM vals[] = {esock_atom_inet, port, addr}; + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + + ESOCK_ASSERT( (numKeys == numVals) ); + + if (!MKMA(env, keys, vals, numKeys, sa)) { + *sa = esock_atom_undefined; + return ESOCK_STR_EINVAL; + } else { + return NULL; + } +} + + +/* Construct the IPv6 socket address */ +static +char* make_sockaddr_in6(ErlNifEnv* env, + ERL_NIF_TERM port, + ERL_NIF_TERM addr, + ERL_NIF_TERM flowInfo, + ERL_NIF_TERM scopeId, + ERL_NIF_TERM* sa) +{ + ERL_NIF_TERM keys[] = {esock_atom_family, + esock_atom_port, + esock_atom_addr, + esock_atom_flowinfo, + esock_atom_scope_id}; + ERL_NIF_TERM vals[] = {esock_atom_inet6, port, addr, flowInfo, scopeId}; + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + + ESOCK_ASSERT( (numKeys == numVals) ); + + if (!MKMA(env, keys, vals, numKeys, sa)) { + *sa = esock_atom_undefined; + return ESOCK_STR_EINVAL; + } else { + return NULL; + } +} + + +/* Construct the Unix Domain socket address */ +static +char* make_sockaddr_un(ErlNifEnv* env, + ERL_NIF_TERM path, + ERL_NIF_TERM* sa) +{ + ERL_NIF_TERM keys[] = {esock_atom_family, esock_atom_path}; + ERL_NIF_TERM vals[] = {esock_atom_inet, path}; + unsigned int numKeys = sizeof(keys) / sizeof(ERL_NIF_TERM); + unsigned int numVals = sizeof(vals) / sizeof(ERL_NIF_TERM); + + ESOCK_ASSERT( (numKeys == numVals) ); + + if (!MKMA(env, keys, vals, numKeys, sa)) { + *sa = esock_atom_undefined; + return ESOCK_STR_EINVAL; + } else { + return NULL; + } +} + + diff --git a/erts/emulator/nifs/common/socket_util.h b/erts/emulator/nifs/common/socket_util.h new file mode 100644 index 0000000000..1b5d003155 --- /dev/null +++ b/erts/emulator/nifs/common/socket_util.h @@ -0,0 +1,205 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2018-2018. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + * + * ---------------------------------------------------------------------- + * Purpose : Utility "stuff" for socket and net. + * ---------------------------------------------------------------------- + * + */ + +#ifndef SOCKET_UTIL_H__ +#define SOCKET_UTIL_H__ + +#include <erl_nif.h> +#include "socket_int.h" + +#define CHAR(C) ((char) (C)) +#define UCHAR(C) ((unsigned char) (C)) +#define INT(I) ((int) (I)) +#define UINT(U) ((unsigned int) (U)) +#define LONG(L) ((long) (L)) +#define ULONG(L) ((unsigned long) (L)) +#define SZT(I) ((size_t) (I)) +#define VOIDP(P) ((void*) (P)) +#define CHARP(P) ((char*) (P)) + +#define ESOCK_ABORT(E) esock_abort(E, __func__, __FILE__, __LINE__) +#define ESOCK_ASSERT(e) ((void) ((e) ? 1 : (ESOCK_ABORT(#e), 0))) + +extern +char* esock_encode_iov(ErlNifEnv* env, + int read, + struct iovec* iov, + size_t len, + ErlNifBinary* data, + ERL_NIF_TERM* eIOV); +extern +char* esock_decode_iov(ErlNifEnv* env, + ERL_NIF_TERM eIOV, + ErlNifBinary* bufs, + struct iovec* iov, + size_t len, + ssize_t* totSize); +extern +char* esock_decode_sockaddr(ErlNifEnv* env, + ERL_NIF_TERM eSockAddr, + SocketAddress* sockAddrP, + unsigned int* addrLen); +extern +char* esock_encode_sockaddr(ErlNifEnv* env, + SocketAddress* sockAddrP, + unsigned int addrLen, + ERL_NIF_TERM* eSockAddr); + +extern +char* esock_decode_sockaddr_in4(ErlNifEnv* env, + ERL_NIF_TERM eSockAddr, + struct sockaddr_in* sockAddrP, + unsigned int* addrLen); +extern +char* esock_encode_sockaddr_in4(ErlNifEnv* env, + struct sockaddr_in* sockAddrP, + unsigned int addrLen, + ERL_NIF_TERM* eSockAddr); + +#if defined(HAVE_IN6) && defined(AF_INET6) +extern +char* esock_decode_sockaddr_in6(ErlNifEnv* env, + ERL_NIF_TERM eSockAddr, + struct sockaddr_in6* sockAddrP, + unsigned int* addrLen); +extern +char* esock_encode_sockaddr_in6(ErlNifEnv* env, + struct sockaddr_in6* sockAddrP, + unsigned int addrLen, + ERL_NIF_TERM* eSockAddr); +#endif + +#ifdef HAVE_SYS_UN_H +extern +char* esock_decode_sockaddr_un(ErlNifEnv* env, + ERL_NIF_TERM eSockAddr, + struct sockaddr_un* sockAddrP, + unsigned int* addrLen); +extern +char* esock_encode_sockaddr_un(ErlNifEnv* env, + struct sockaddr_un* sockAddrP, + unsigned int addrLen, + ERL_NIF_TERM* eSockAddr); +#endif + +extern +char* esock_decode_ip4_address(ErlNifEnv* env, + ERL_NIF_TERM eAddr, + struct in_addr* inAddrP); +extern +char* esock_encode_ip4_address(ErlNifEnv* env, + struct in_addr* addrP, + ERL_NIF_TERM* eAddr); + +#if defined(HAVE_IN6) && defined(AF_INET6) +extern +char* esock_decode_ip6_address(ErlNifEnv* env, + ERL_NIF_TERM eAddr, + struct in6_addr* inAddrP); +extern +char* esock_encode_ip6_address(ErlNifEnv* env, + struct in6_addr* addrP, + ERL_NIF_TERM* eAddr); +#endif + +extern char* esock_encode_timeval(ErlNifEnv* env, + struct timeval* timeP, + ERL_NIF_TERM* eTime); +extern char* esock_decode_timeval(ErlNifEnv* env, + ERL_NIF_TERM eTime, + struct timeval* timeP); +extern +char* esock_decode_domain(ErlNifEnv* env, + ERL_NIF_TERM eDomain, + int* domain); +extern +char* esock_encode_domain(ErlNifEnv* env, + int domain, + ERL_NIF_TERM* eDomain); + +extern +char* esock_decode_type(ErlNifEnv* env, + ERL_NIF_TERM eType, + int* type); +extern +char* esock_encode_type(ErlNifEnv* env, + int type, + ERL_NIF_TERM* eType); + +extern +char* esock_decode_protocol(ErlNifEnv* env, + ERL_NIF_TERM eProtocol, + int* protocol); +extern +char* esock_encode_protocol(ErlNifEnv* env, + int type, + ERL_NIF_TERM* eProtocol); + +extern +char* esock_decode_bufsz(ErlNifEnv* env, + ERL_NIF_TERM eVal, + size_t defSz, + size_t* sz); + +extern +BOOLEAN_T esock_decode_string(ErlNifEnv* env, + const ERL_NIF_TERM eString, + char** stringP); + +extern +BOOLEAN_T esock_extract_bool_from_map(ErlNifEnv* env, + ERL_NIF_TERM map, + ERL_NIF_TERM key, + BOOLEAN_T def); +extern +BOOLEAN_T esock_decode_bool(ERL_NIF_TERM val); +extern +ERL_NIF_TERM esock_encode_bool(BOOLEAN_T val); + +extern +size_t esock_strnlen(const char *s, size_t maxlen); +extern +void esock_abort(const char* expr, + const char* func, + const char* file, + int line); + +extern +ERL_NIF_TERM esock_make_ok2(ErlNifEnv* env, ERL_NIF_TERM any); +extern +ERL_NIF_TERM esock_make_ok3(ErlNifEnv* env, ERL_NIF_TERM val1, ERL_NIF_TERM val2); + +extern +ERL_NIF_TERM esock_make_error(ErlNifEnv* env, ERL_NIF_TERM reason); +extern +ERL_NIF_TERM esock_make_error_str(ErlNifEnv* env, char* reason); +extern +ERL_NIF_TERM esock_make_error_errno(ErlNifEnv* env, int err); + +extern +void esock_warning_msg(const char* format, ... ); + + +#endif // SOCKET_UTIL_H__ diff --git a/erts/emulator/sys/common/erl_check_io.c b/erts/emulator/sys/common/erl_check_io.c index d413659f81..80e8030d74 100644 --- a/erts/emulator/sys/common/erl_check_io.c +++ b/erts/emulator/sys/common/erl_check_io.c @@ -44,7 +44,7 @@ #include "erl_time.h" #if 0 -#define DEBUG_PRINT(FMT, ...) erts_printf(FMT "\r\n", ##__VA_ARGS__) +#define DEBUG_PRINT(FMT, ...) do { erts_printf(FMT "\r\n", ##__VA_ARGS__); fflush(stdout); } while(0) #define DEBUG_PRINT_FD(FMT, STATE, ...) \ DEBUG_PRINT("%d: " FMT " (ev=%s, ac=%s, flg=%s)", \ (STATE) ? (STATE)->fd : (ErtsSysFdType)-1, ##__VA_ARGS__, \ @@ -1061,7 +1061,7 @@ enif_select_x(ErlNifEnv* env, ErtsDrvSelectDataState *free_select = NULL; ErtsNifSelectDataState *free_nif = NULL; - ASSERT(!resource->monitors); + ASSERT(!erts_dbg_is_resource_dying(resource)); #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS if (!grow_drv_ev_state(fd)) { @@ -1181,6 +1181,7 @@ enif_select_x(ErlNifEnv* env, if (on) { const Eterm recipient = pid ? pid->pid : env->proc->common.id; + ASSERT(is_internal_pid(recipient)); if (!state->driver.nif) state->driver.nif = alloc_nif_select_data(); if (state->type == ERTS_EV_TYPE_NONE) { diff --git a/erts/emulator/sys/common/erl_mmap.h b/erts/emulator/sys/common/erl_mmap.h index e1ff0fe80a..3085bf7e19 100644 --- a/erts/emulator/sys/common/erl_mmap.h +++ b/erts/emulator/sys/common/erl_mmap.h @@ -203,7 +203,7 @@ ERTS_GLB_INLINE void erts_mem_discard(void *p, UWord size); data[i] = pattern[i % sizeof(pattern)]; } } -#elif defined(HAVE_SYS_MMAN_H) +#elif defined(HAVE_SYS_MMAN_H) && !(defined(__sun) || defined(__sun__)) #include <sys/mman.h> ERTS_GLB_INLINE void erts_mem_discard(void *ptr, UWord size) { diff --git a/erts/emulator/sys/common/erl_osenv.c b/erts/emulator/sys/common/erl_osenv.c index 6a16377736..f055c5f854 100644 --- a/erts/emulator/sys/common/erl_osenv.c +++ b/erts/emulator/sys/common/erl_osenv.c @@ -167,9 +167,10 @@ void erts_osenv_init(erts_osenv_t *env) { env->tree = NULL; } -static void destroy_foreach(env_rbtnode_t *node, void *_state) { +static int destroy_foreach(env_rbtnode_t *node, void *_state, Sint reds) { erts_free(ERTS_ALC_T_ENVIRONMENT, node); (void)_state; + return 1; } void erts_osenv_clear(erts_osenv_t *env) { @@ -182,7 +183,7 @@ struct __env_merge { erts_osenv_t *env; }; -static void merge_foreach(env_rbtnode_t *node, void *_state) { +static int merge_foreach(env_rbtnode_t *node, void *_state, Sint reds) { struct __env_merge *state = (struct __env_merge*)(_state); env_rbtnode_t *existing_node; @@ -191,6 +192,7 @@ static void merge_foreach(env_rbtnode_t *node, void *_state) { if(existing_node == NULL || state->overwrite_existing) { erts_osenv_put_native(state->env, &node->key, &node->value); } + return 1; } void erts_osenv_merge(erts_osenv_t *env, const erts_osenv_t *with, int overwrite) { @@ -208,7 +210,7 @@ struct __env_foreach_term { void *user_state; }; -static void foreach_term_wrapper(env_rbtnode_t *node, void *_state) { +static int foreach_term_wrapper(env_rbtnode_t *node, void *_state, Sint reds) { struct __env_foreach_term *state = (struct __env_foreach_term*)_state; Eterm key, value; @@ -218,6 +220,7 @@ static void foreach_term_wrapper(env_rbtnode_t *node, void *_state) { node->value.length, (byte*)node->value.data); state->user_callback(state->process, state->user_state, key, value); + return 1; } void erts_osenv_foreach_term(const erts_osenv_t *env, struct process *process, @@ -314,10 +317,11 @@ struct __env_foreach_native { void *user_state; }; -static void foreach_native_wrapper(env_rbtnode_t *node, void *_state) { +static int foreach_native_wrapper(env_rbtnode_t *node, void *_state, Sint reds) { struct __env_foreach_native *state = (struct __env_foreach_native*)_state; state->user_callback(state->user_state, &node->key, &node->value); + return 1; } void erts_osenv_foreach_native(const erts_osenv_t *env, void *state, diff --git a/erts/emulator/sys/common/erl_poll.c b/erts/emulator/sys/common/erl_poll.c index 27ffba58bd..c71d23f58c 100644 --- a/erts/emulator/sys/common/erl_poll.c +++ b/erts/emulator/sys/common/erl_poll.c @@ -872,8 +872,8 @@ update_pollset(ErtsPollSet *ps, int fd, ErtsPollOp op, ErtsPollEvents events) } } -#if defined(EV_DISPATCH) && !defined(__OpenBSD__) - /* If we have EV_DISPATCH we use it, unless we are on OpenBSD as the +#if defined(EV_DISPATCH) && !(defined(__OpenBSD__) || defined(__NetBSD__)) + /* If we have EV_DISPATCH we use it, unless we are on OpenBSD/NetBSD as the behavior of EV_EOF seems to be edge triggered there and we need it to be level triggered. diff --git a/erts/emulator/sys/unix/sys_drivers.c b/erts/emulator/sys/unix/sys_drivers.c index 2f5459bee5..042a091db1 100644 --- a/erts/emulator/sys/unix/sys_drivers.c +++ b/erts/emulator/sys/unix/sys_drivers.c @@ -732,7 +732,8 @@ static ErlDrvData spawn_start(ErlDrvPort port_num, char* name, proto->u.start.fds[1] = ifd[1]; proto->u.start.fds[2] = stderrfd; proto->u.start.port_id = opts->exit_status ? erts_drvport2id(port_num) : THE_NON_VALUE; - if (erl_drv_port_control(forker_port, 'S', (char*)proto, sizeof(*proto))) { + if (erl_drv_port_control(forker_port, ERTS_FORKER_DRV_CONTROL_MAGIC_NUMBER, + (char*)proto, sizeof(*proto))) { /* The forker port has been killed, we close both fd's which will make open_port throw an epipe error */ close(ofd[0]); @@ -759,6 +760,9 @@ static ErlDrvSSizeT spawn_control(ErlDrvData e, unsigned int cmd, char *buf, ErtsSysDriverData *dd = (ErtsSysDriverData*)e; ErtsSysForkerProto *proto = (ErtsSysForkerProto *)buf; + if (cmd != ERTS_SPAWN_DRV_CONTROL_MAGIC_NUMBER) + return -1; + ASSERT(len == sizeof(*proto)); ASSERT(proto->action == ErtsSysForkerProtoAction_SigChld); @@ -799,6 +803,8 @@ static ErlDrvSSizeT fd_control(ErlDrvData drv_data, { int fd = (int)(long)drv_data; char resbuff[2*sizeof(Uint32)]; + + command -= ERTS_TTYSL_DRV_CONTROL_MAGIC_NUMBER; switch (command) { case FD_CTRL_OP_GET_WINSIZE: { @@ -810,7 +816,7 @@ static ErlDrvSSizeT fd_control(ErlDrvData drv_data, } break; default: - return 0; + return -1; } if (rlen < 2*sizeof(Uint32)) { *rbuf = driver_alloc(2*sizeof(Uint32)); @@ -1693,7 +1699,8 @@ static void forker_sigchld(Eterm port_id, int error) already used by the spawn_driver, we use control instead. Note that when using erl_drv_port_control it is an asynchronous control. */ - erl_drv_port_control(port_id, 'S', (char*)proto, sizeof(*proto)); + erl_drv_port_control(port_id, ERTS_SPAWN_DRV_CONTROL_MAGIC_NUMBER, + (char*)proto, sizeof(*proto)); } static void forker_ready_input(ErlDrvData e, ErlDrvEvent fd) @@ -1778,6 +1785,9 @@ static ErlDrvSSizeT forker_control(ErlDrvData e, unsigned int cmd, char *buf, ErlDrvPort port_num = (ErlDrvPort)e; int res; + if (cmd != ERTS_FORKER_DRV_CONTROL_MAGIC_NUMBER) + return -1; + if (first_call) { /* * Do driver_select here when schedulers and their pollsets have started. diff --git a/erts/emulator/test/Makefile b/erts/emulator/test/Makefile index b66cc1b2a3..8c2054cb51 100644 --- a/erts/emulator/test/Makefile +++ b/erts/emulator/test/Makefile @@ -28,6 +28,24 @@ EBIN = . # Target Specs # ---------------------------------------------------- +SOCKET_MODULES = \ + socket_test_lib \ + socket_test_logger \ + socket_test_evaluator \ + socket_test_ttest_lib \ + socket_test_ttest_tcp_gen \ + socket_test_ttest_tcp_socket \ + socket_test_ttest_tcp_client \ + socket_test_ttest_tcp_client_gen \ + socket_test_ttest_tcp_client_socket \ + socket_test_ttest_tcp_server \ + socket_test_ttest_tcp_server_gen \ + socket_test_ttest_tcp_server_socket \ + socket_SUITE + +NET_MODULES = \ + net_SUITE + MODULES= \ a_SUITE \ after_SUITE \ @@ -84,6 +102,7 @@ MODULES= \ monitor_SUITE \ multi_load_SUITE \ nested_SUITE \ + $(NET_MODULES) \ nif_SUITE \ node_container_SUITE \ nofrag_SUITE \ @@ -106,6 +125,7 @@ MODULES= \ sensitive_SUITE \ signal_SUITE \ smoke_test_SUITE \ + $(SOCKET_MODULES) \ statistics_SUITE \ system_info_SUITE \ system_profile_SUITE \ @@ -153,8 +173,14 @@ NATIVE_MODULES= $(NATIVE:%=%_native_SUITE) NATIVE_ERL_FILES= $(NATIVE_MODULES:%=%.erl) ERL_FILES= $(MODULES:%=%.erl) +HRL_FILES= \ + socket_test_evaluator.hrl \ + socket_test_ttest.hrl \ + socket_test_ttest_client.hrl TARGET_FILES = $(MODULES:%=$(EBIN)/%.$(EMULATOR)) +NET_TARGETS = $(NET_MODULES:%=$(EBIN)/%.$(EMULATOR)) +SOCKET_TARGETS = $(SOCKET_MODULES:%=$(EBIN)/%.$(EMULATOR)) EMAKEFILE=Emakefile @@ -201,6 +227,10 @@ clean: docs: +targets: $(TARGET_FILES) +socket_targets: $(SOCKET_TARGETS) +net_targets: $(NET_TARGETS) + # ---------------------------------------------------- # Special targets # ---------------------------------------------------- @@ -221,7 +251,7 @@ release_spec: release_tests_spec: make_emakefile $(INSTALL_DIR) "$(RELSYSDIR)" $(INSTALL_DATA) $(EMAKEFILE) $(TEST_SPEC_FILES) \ - $(ERL_FILES) "$(RELSYSDIR)" + $(ERL_FILES) $(HRL_FILES) "$(RELSYSDIR)" $(INSTALL_DATA) $(NO_OPT_ERL_FILES) "$(RELSYSDIR)" $(INSTALL_DATA) $(NATIVE_ERL_FILES) "$(RELSYSDIR)" chmod -R u+w "$(RELSYSDIR)" diff --git a/erts/emulator/test/binary_SUITE.erl b/erts/emulator/test/binary_SUITE.erl index 23c675733c..1406ddc9dc 100644 --- a/erts/emulator/test/binary_SUITE.erl +++ b/erts/emulator/test/binary_SUITE.erl @@ -40,6 +40,7 @@ %% -include_lib("common_test/include/ct.hrl"). +-include_lib("common_test/include/ct_event.hrl"). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, @@ -50,6 +51,14 @@ terms/1, terms_float/1, float_middle_endian/1, b2t_used_big/1, external_size/1, t_iolist_size/1, + t_iolist_size_huge_list/1, + t_iolist_size_huge_bad_arg_list/1, + t_iolist_size_shallow_trapping/1, + t_iolist_size_shallow_short_lists/1, + t_iolist_size_shallow_tiny_lists/1, + t_iolist_size_deep_trapping/1, + t_iolist_size_deep_short_lists/1, + t_iolist_size_deep_tiny_lists/1, t_hash/1, bad_size/1, bad_term_to_binary/1, @@ -75,6 +84,9 @@ all() -> t_split_binary, bad_split, bad_list_to_binary, bad_binary_to_list, terms, terms_float, float_middle_endian, external_size, t_iolist_size, + t_iolist_size_huge_list, + t_iolist_size_huge_bad_arg_list, + {group, iolist_size_benchmarks}, b2t_used_big, bad_binary_to_term_2, safe_binary_to_term2, bad_binary_to_term, bad_terms, t_hash, bad_size, @@ -86,13 +98,36 @@ all() -> error_after_yield, cmp_old_impl]. groups() -> - []. + [ + { + iolist_size_benchmarks, + [], + [t_iolist_size_shallow_trapping, + t_iolist_size_shallow_short_lists, + t_iolist_size_shallow_tiny_lists, + t_iolist_size_deep_trapping, + t_iolist_size_deep_short_lists, + t_iolist_size_deep_tiny_lists + ] + } + ]. init_per_suite(Config) -> + A0 = case application:start(sasl) of + ok -> [sasl]; + _ -> [] + end, + A = case application:start(os_mon) of + ok -> [os_mon|A0]; + _ -> A0 + end, + [{started_apps, A}|Config]. + +end_per_suite(Config) -> + As = proplists:get_value(started_apps, Config), + lists:foreach(fun (A) -> application:stop(A) end, As), Config. -end_per_suite(_Config) -> - ok. init_per_group(_GroupName, Config) -> Config. @@ -615,6 +650,143 @@ build_iolist(N0, Base) -> [47,L,L|Seq] end. +approx_4GB_bin() -> + Bin = lists:duplicate(4194304, 255), + BinRet = erlang:iolist_to_binary(lists:duplicate(1124, Bin)), + BinRet. + +duplicate_iolist(IOList, 0) -> + IOList; +duplicate_iolist(IOList, NrOfTimes) -> + duplicate_iolist([IOList, IOList], NrOfTimes - 1). + +t_iolist_size_huge_list(Config) when is_list(Config) -> + run_when_enough_resources( + fun() -> + {TimeToCreateIOList, IOList} = timer:tc(fun()->duplicate_iolist(approx_4GB_bin(), 32) end), + {IOListSizeTime, CalculatedSize} = timer:tc(fun()->erlang:iolist_size(IOList) end), + 20248183924657750016 = CalculatedSize, + {comment, io_lib:format("Time to create iolist: ~f s. Time to calculate size: ~f s.", + [TimeToCreateIOList / 1000000, IOListSizeTime / 1000000])} + end). + +t_iolist_size_huge_bad_arg_list(Config) when is_list(Config) -> + run_when_enough_resources( + fun() -> + P = self(), + spawn_link(fun()-> IOListTmp = duplicate_iolist(approx_4GB_bin(), 32), + IOList = [IOListTmp, [badarg]], + {'EXIT',{badarg,_}} = (catch erlang:iolist_size(IOList)), + P ! ok + end), + receive ok -> ok end + end). + +%% iolist_size tests for shallow lists + +t_iolist_size_shallow_trapping(Config) when is_list(Config) -> + Lengths = [2000, 20000, 200000, 200000, 2000000, 20000000], + run_iolist_size_test_and_benchmark(Lengths, fun make_shallow_iolist/2). + +t_iolist_size_shallow_short_lists(Config) when is_list(Config) -> + Lengths = lists:duplicate(15000, 300), + run_iolist_size_test_and_benchmark(Lengths, fun make_shallow_iolist/2). + +t_iolist_size_shallow_tiny_lists(Config) when is_list(Config) -> + Lengths = lists:duplicate(250000, 18), + run_iolist_size_test_and_benchmark(Lengths, fun make_shallow_iolist/2). + +make_shallow_iolist(SizeDiv2, LastItem) -> + lists:map( + fun(I) -> + case I of + SizeDiv2 -> [1, LastItem]; + _ -> [1, 1] + end + end, + lists:seq(1, SizeDiv2)). + +%% iolist_size tests for deep lists + +t_iolist_size_deep_trapping(Config) when is_list(Config) -> + Lengths = [2000, 20000, 200000, 200000, 2000000, 10000000], + run_iolist_size_test_and_benchmark(Lengths, fun make_deep_iolist/2). + +t_iolist_size_deep_short_lists(Config) when is_list(Config) -> + Lengths = lists:duplicate(10000, 300), + run_iolist_size_test_and_benchmark(Lengths, fun make_deep_iolist/2). + +t_iolist_size_deep_tiny_lists(Config) when is_list(Config) -> + Lengths = lists:duplicate(150000, 18), + run_iolist_size_test_and_benchmark(Lengths, fun make_deep_iolist/2). + +make_deep_iolist(1, LastItem) -> + [1, LastItem]; +make_deep_iolist(Depth, LastItem) -> + [[1, 1], make_deep_iolist(Depth - 1, LastItem)]. + +% Helper functions for iolist_size tests + +run_iolist_size_test_and_benchmark(Lengths, ListGenerator) -> + run_when_enough_resources( + fun() -> + GoodListsWithSizes = + lists:map(fun(Length) -> {Length*2, ListGenerator(Length, 1)} end, Lengths), + BadListsWithSizes = + lists:map(fun(Length) -> {Length*2, ListGenerator(Length, bad)} end, Lengths), + erlang:garbage_collect(), + report_throughput( + fun() -> + lists:foreach( + fun(_)-> + lists:foreach( + fun({Size, List}) -> Size = iolist_size(List) end, + GoodListsWithSizes), + lists:foreach( + fun({_, List}) -> {'EXIT',_} = (catch (iolist_size(List))) end, + BadListsWithSizes) + end, + lists:seq(1,3)) + end, + lists:sum(Lengths)*4) + end). + +report_throughput(Fun, NrOfItems) -> + Parent = self(), + spawn(fun() -> Parent ! timer:tc(Fun) end), + {Time, _} = receive D -> D end, + ItemsPerMicrosecond = NrOfItems / Time, + ct_event:notify(#event{ name = benchmark_data, data = [{value, ItemsPerMicrosecond}]}), + {comment, io_lib:format("Items per microsecond: ~p, Nr of items: ~p, Benchmark time: ~p seconds)", + [ItemsPerMicrosecond, NrOfItems, Time/1000000])}. + +total_memory() -> + %% Total memory in GB. + try + MemoryData = memsup:get_system_memory_data(), + case lists:keysearch(total_memory, 1, MemoryData) of + {value, {total_memory, TM}} -> + TM div (1024*1024*1024); + false -> + {value, {system_total_memory, STM}} = + lists:keysearch(system_total_memory, 1, MemoryData), + STM div (1024*1024*1024) + end + catch + _ : _ -> + undefined + end. + +run_when_enough_resources(Fun) -> + case {total_memory(), erlang:system_info(wordsize)} of + {Mem, 8} when is_integer(Mem) andalso Mem >= 15 -> + Fun(); + {Mem, WordSize} -> + {skipped, + io_lib:format("Not enough resources (System Memory >= ~p, Word Size = ~p)", + [Mem, WordSize])} + end. + %% OTP-4053 bad_binary_to_term_2(Config) when is_list(Config) -> diff --git a/erts/emulator/test/distribution_SUITE.erl b/erts/emulator/test/distribution_SUITE.erl index 885c66331c..4f70b51aa0 100644 --- a/erts/emulator/test/distribution_SUITE.erl +++ b/erts/emulator/test/distribution_SUITE.erl @@ -62,7 +62,12 @@ bad_dist_ext_control/1, bad_dist_ext_connection_id/1, bad_dist_ext_size/1, - start_epmd_false/1, epmd_module/1]). + start_epmd_false/1, epmd_module/1, + bad_dist_fragments/1, + message_latency_large_message/1, + message_latency_large_link_exit/1, + message_latency_large_monitor_exit/1, + message_latency_large_exit2/1]). %% Internal exports. -export([sender/3, receiver2/2, dummy_waiter/0, dead_process/0, @@ -90,7 +95,8 @@ all() -> dist_parallel_send, atom_roundtrip, unicode_atom_roundtrip, atom_roundtrip_r16b, contended_atom_cache_entry, contended_unicode_atom_cache_entry, - bad_dist_structure, {group, bad_dist_ext}, + {group, message_latency}, + {group, bad_dist}, {group, bad_dist_ext}, start_epmd_false, epmd_module]. groups() -> @@ -100,10 +106,18 @@ groups() -> {trap_bif, [], [trap_bif_1, trap_bif_2, trap_bif_3]}, {dist_auto_connect, [], [dist_auto_connect_never, dist_auto_connect_once]}, + {bad_dist, [], + [bad_dist_structure, bad_dist_fragments]}, {bad_dist_ext, [], [bad_dist_ext_receive, bad_dist_ext_process_info, bad_dist_ext_size, - bad_dist_ext_control, bad_dist_ext_connection_id]}]. + bad_dist_ext_control, bad_dist_ext_connection_id]}, + {message_latency, [], + [message_latency_large_message, + message_latency_large_link_exit, + message_latency_large_monitor_exit, + message_latency_large_exit2]} + ]. %% Tests pinging a node in different ways. ping(Config) when is_list(Config) -> @@ -568,10 +582,20 @@ do_busy_test(Node, Fun) -> %% Don't match arity; it is different in debug and %% optimized emulator [{status, suspended}, - {current_function, {erlang, bif_return_trap, _}}] = Pinfo, + {current_function, {Mod, Func, _}}] = Pinfo, + if + Mod =:= erlang andalso Func =:= bif_return_trap -> + true; + Mod =:= erts_internal andalso Func =:= dsend_continue_trap -> + true; + true -> + ct:fail({incorrect, pinfo, Pinfo}) + end, receive {'DOWN', M, process, P, Reason} -> io:format("~p died with exit reason ~p~n", [P, Reason]), + verify_nc(node()), + verify_nc(Node), normal = Reason end end. @@ -931,7 +955,9 @@ dist_auto_connect_never(Config) when is_list(Config) -> ok; {do_dist_auto_connect, Error} -> {error, Error}; - Other -> + %% The io:formats in dos_dist_auto_connect will + %% generate port output messages that are ok + Other when not is_port(element(1, Other))-> {error, Other} after 32000 -> timeout @@ -1364,6 +1390,131 @@ get_conflicting_unicode_atoms(CIX, N) -> get_conflicting_unicode_atoms(CIX, N) end. + +%% The message_latency_large tests that small distribution messages are +%% not blocked by other large distribution messages. Basically it tests +%% that fragmentation of distribution messages works. +message_latency_large_message(Config) when is_list(Config) -> + measure_latency_large_message(?FUNCTION_NAME, fun(Dropper, Payload) -> Dropper ! Payload end). + +message_latency_large_exit2(Config) when is_list(Config) -> + measure_latency_large_message(?FUNCTION_NAME, fun erlang:exit/2). + +message_latency_large_link_exit(Config) when is_list(Config) -> + message_latency_large_exit(?FUNCTION_NAME, fun erlang:link/1). + +message_latency_large_monitor_exit(Config) when is_list(Config) -> + message_latency_large_exit(?FUNCTION_NAME, fun(Dropper) -> + Dropper ! {monitor, self()}, + receive ok -> ok end + end). + +message_latency_large_exit(Nodename, ReasonFun) -> + measure_latency_large_message( + Nodename, + fun(Dropper, Payload) -> + Pid = spawn(fun() -> + receive go -> ok end, + ReasonFun(Dropper), + exit(Payload) + end), + + FlushTrace = fun F() -> + receive + {trace, Pid, _, _} = M -> + F() + after 0 -> + ok + end + end, + + erlang:trace(Pid, true, [exiting]), + Pid ! go, + receive + {trace, Pid, out_exited, 0} -> + FlushTrace() + end + end). + +measure_latency_large_message(Nodename, DataFun) -> + + erlang:system_monitor(self(), [busy_dist_port]), + + {ok, N} = start_node(Nodename), + + Dropper = spawn(N, fun F() -> + process_flag(trap_exit, true), + receive + {monitor,Pid} -> + erlang:monitor(process, Pid), + Pid ! ok; + _ -> ok + end, + F() + end), + + Echo = spawn(N, fun F() -> receive {From, Msg} -> From ! Msg, F() end end), + + %% Test 32 MB and 320 MB and test the latency difference of sent messages + Payloads = [{I, <<0:(I * 32 * 1024 * 1024 * 8)>>} || I <- [1,10]], + + IndexTimes = [{I, measure_latency(DataFun, Dropper, Echo, P)} + || {I, P} <- Payloads], + + Times = [ Time || {_I, Time} <- IndexTimes], + + ct:pal("~p",[IndexTimes]), + + case {lists:max(Times), lists:min(Times)} of + {Max, Min} when Max * 0.25 > Min -> + ct:fail({incorrect_latency, IndexTimes}); + _ -> + ok + end. + +measure_latency(DataFun, Dropper, Echo, Payload) -> + + flush(), + + Senders = [spawn_monitor( + fun F() -> + DataFun(Dropper, Payload), + receive + die -> ok + after 0 -> + F() + end + end) || _ <- lists:seq(1,2)], + + [receive + {monitor, _Sender, busy_dist_port, _Info} = M -> + ok + end || _ <- lists:seq(1,10)], + + {TS, _} = + timer:tc(fun() -> + [begin + Echo ! {self(), hello}, + receive hello -> ok end + end || _ <- lists:seq(1,100)] + end), + [begin + Sender ! die, + receive + {'DOWN', Ref, process, _, _} -> + ok + end + end || {Sender, Ref} <- Senders], + TS. + +flush() -> + receive + _ -> + flush() + after 0 -> + ok + end. + -define(COOKIE, ''). -define(DOP_LINK, 1). -define(DOP_SEND, 2). @@ -1382,6 +1533,15 @@ get_conflicting_unicode_atoms(CIX, N) -> -define(DOP_DEMONITOR_P, 20). -define(DOP_MONITOR_P_EXIT, 21). +-define(DOP_SEND_SENDER, 22). +-define(DOP_SEND_SENDER_TT, 23). + +-define(DOP_PAYLOAD_EXIT, 24). +-define(DOP_PAYLOAD_EXIT_TT, 25). +-define(DOP_PAYLOAD_EXIT2, 26). +-define(DOP_PAYLOAD_EXIT2_TT, 27). +-define(DOP_PAYLOAD_MONITOR_P_EXIT, 28). + start_monitor(Offender,P) -> Parent = self(), Q = spawn(Offender, @@ -1515,7 +1675,145 @@ bad_dist_structure(Config) when is_list(Config) -> stop_node(Victim), ok. +%% Test various dist fragmentation errors +bad_dist_fragments(Config) when is_list(Config) -> + ct:timetrap({seconds, 15}), + + {ok, Offender} = start_node(bad_dist_fragment_offender), + {ok, Victim} = start_node(bad_dist_fragment_victim), + + Msg = iolist_to_binary(dmsg_ext(lists:duplicate(255,255))), + + start_node_monitors([Offender,Victim]), + Parent = self(), + P = spawn(Victim, + fun () -> + process_flag(trap_exit,true), + Parent ! {self(), started}, + receive check_msgs -> ok end, + bad_dist_struct_check_msgs([one, + two]), + Parent ! {self(), messages_checked}, + receive done -> ok end + end), + receive {P, started} -> ok end, + pong = rpc:call(Victim, net_adm, ping, [Offender]), + verify_up(Offender, Victim), + true = lists:member(Offender, rpc:call(Victim, erlang, nodes, [])), + start_monitor(Offender,P), + P ! one, + + start_monitor(Offender,P), + send_bad_fragments(Offender, Victim, P,{?DOP_SEND,?COOKIE,P},3, + [{frg, 1, binary:part(Msg, 10,byte_size(Msg)-10)}]), + start_monitor(Offender,P), + send_bad_fragments(Offender, Victim, P,{?DOP_SEND,?COOKIE,P},3, + [{hdr, 3, binary:part(Msg, 0,10)}, + {frg, 1, binary:part(Msg, 10,byte_size(Msg)-10)}]), + + start_monitor(Offender,P), + send_bad_fragments(Offender, Victim, P,{?DOP_SEND,?COOKIE,P},3, + [{hdr, 3, binary:part(Msg, 0,10)}, + {hdr, 3, binary:part(Msg, 0,10)}]), + + start_monitor(Offender,P), + send_bad_fragments(Offender, Victim, P,{?DOP_SEND,?COOKIE,P,broken},3, + [{hdr, 1, binary:part(Msg, 10,byte_size(Msg)-10)}]), + + start_monitor(Offender,P), + send_bad_fragments(Offender, Victim, P,{?DOP_SEND,?COOKIE,P},3, + [{hdr, 3, binary:part(Msg, 10,byte_size(Msg)-10)}, + close]), + + start_monitor(Offender,P), + ExitVictim = spawn(Victim, fun() -> receive ok -> ok end end), + send_bad_fragments(Offender, Victim, P,{?DOP_PAYLOAD_EXIT,P,ExitVictim},2, + [{hdr, 1, [131]}]), + + start_monitor(Offender,P), + Exit2Victim = spawn(Victim, fun() -> receive ok -> ok end end), + send_bad_fragments(Offender, Victim, P,{?DOP_PAYLOAD_EXIT2,P,ExitVictim},2, + [{hdr, 1, [132]}]), + + start_monitor(Offender,P), + DownVictim = spawn(Victim, fun() -> receive ok -> ok end end), + DownRef = erlang:monitor(process, DownVictim), + send_bad_fragments(Offender, Victim, P,{?DOP_PAYLOAD_MONITOR_P_EXIT,P,DownVictim,DownRef},2, + [{hdr, 1, [133]}]), + + P ! two, + P ! check_msgs, + receive + {P, messages_checked} -> ok + after 5000 -> + exit(victim_is_dead) + end, + + {message_queue_len, 0} + = rpc:call(Victim, erlang, process_info, [P, message_queue_len]), + + unlink(P), + P ! done, + stop_node(Offender), + stop_node(Victim), + ok. + +dmsg_frag_hdr(Frag) -> + dmsg_frag_hdr(erlang:phash2(self()), Frag). +dmsg_frag_hdr(Seq, Frag) -> + [131, $E, uint64_be(Seq), uint64_be(Frag), 0]. + +dmsg_frag(Frag) -> + dmsg_frag(erlang:phash2(self()), Frag). +dmsg_frag(Seq, Frag) -> + [131, $F, uint64_be(Seq), uint64_be(Frag)]. + +send_bad_fragments(Offender,VictimNode,Victim,Ctrl,WhereToPutSelf,Fragments) -> + Parent = self(), + Done = make_ref(), + ct:pal("Send: ~p",[Fragments]), + spawn_link(Offender, + fun () -> + Node = node(Victim), + pong = net_adm:ping(Node), + erlang:monitor_node(Node, true), + DCtrl = dctrl(Node), + Ctrl1 = case WhereToPutSelf of + 0 -> + Ctrl; + N when N > 0 -> + setelement(N,Ctrl,self()) + end, + + FragData = [case Type of + hdr -> + [dmsg_frag_hdr(FragId), + dmsg_ext(Ctrl1), FragPayload]; + frg -> + [dmsg_frag(FragId), FragPayload] + end || {Type, FragId, FragPayload} <- Fragments], + + receive {nodedown, Node} -> exit("premature nodedown") + after 10 -> ok + end, + + [ dctrl_send(DCtrl, D) || D <- FragData ], + [ erlang:port_close(DCtrl) || close <- Fragments], + + receive {nodedown, Node} -> ok + after 5000 -> exit("missing nodedown") + end, + Parent ! {FragData,Done} + end), + receive + {WhatSent,Done} -> + io:format("Offender sent ~p~n",[WhatSent]), + verify_nc(VictimNode), + ok + after 7000 -> + exit(unable_to_send) + end. bad_dist_ext_receive(Config) when is_list(Config) -> {ok, Offender} = start_node(bad_dist_ext_receive_offender), @@ -2124,8 +2422,25 @@ start_node(Config, Args, Rel) when is_list(Config), is_list(Rel) -> start_node(Name, Args, Rel). stop_node(Node) -> + verify_nc(Node), test_server:stop_node(Node). +verify_nc(Node) -> + P = self(), + Ref = make_ref(), + spawn(Node, + fun() -> + R = erts_test_utils:check_node_dist(fun(E) -> E end), + P ! {Ref, R} + end), + receive + {Ref, ok} -> + ok; + {Ref, Error} -> + ct:log("~s",[Error]), + ct:fail(failed_nc_refc_check) + end. + freeze_node(Node, MS) -> Own = 300, DoingIt = make_ref(), @@ -2485,6 +2800,17 @@ mk_ref({NodeNameExt, Creation}, Numbers) when is_integer(Creation), exit({unexpected_binary_to_term_result, Other}) end. +uint64_be(Uint) when is_integer(Uint), 0 =< Uint, Uint < 1 bsl 64 -> + [(Uint bsr 56) band 16#ff, + (Uint bsr 48) band 16#ff, + (Uint bsr 40) band 16#ff, + (Uint bsr 32) band 16#ff, + (Uint bsr 24) band 16#ff, + (Uint bsr 16) band 16#ff, + (Uint bsr 8) band 16#ff, + Uint band 16#ff]; +uint64_be(Uint) -> + exit({badarg, uint64_be, [Uint]}). uint32_be(Uint) when is_integer(Uint), 0 =< Uint, Uint < 1 bsl 32 -> [(Uint bsr 24) band 16#ff, diff --git a/erts/emulator/test/emulator_bench.spec b/erts/emulator/test/emulator_bench.spec index f709d913b7..2a180b440c 100644 --- a/erts/emulator/test/emulator_bench.spec +++ b/erts/emulator/test/emulator_bench.spec @@ -1 +1,2 @@ {groups,"../emulator_test",estone_SUITE,[estone_bench]}. +{groups,"../emulator_test",binary_SUITE,[iolist_size_benchmarks]}. diff --git a/erts/emulator/test/erts_test_utils.erl b/erts/emulator/test/erts_test_utils.erl index ac2f2435be..0c3ef3e0fc 100644 --- a/erts/emulator/test/erts_test_utils.erl +++ b/erts/emulator/test/erts_test_utils.erl @@ -27,6 +27,7 @@ -export([mk_ext_pid/3, mk_ext_port/2, mk_ext_ref/2, + available_internal_state/1, check_node_dist/0, check_node_dist/1, check_node_dist/3]). @@ -157,6 +158,21 @@ mk_ext_ref({NodeName, Creation}, Numbers) when is_list(NodeName), end. +available_internal_state(Bool) when Bool == true; Bool == false -> + case {Bool, + (catch erts_debug:get_internal_state(available_internal_state))} of + {true, true} -> + true; + {false, true} -> + erts_debug:set_internal_state(available_internal_state, false), + true; + {true, _} -> + erts_debug:set_internal_state(available_internal_state, true), + false; + {false, _} -> + false + end. + %% %% Check reference counters for node- and dist entries. @@ -168,16 +184,21 @@ check_node_dist() -> end). check_node_dist(Fail) -> + AIS = available_internal_state(true), + [erlang:garbage_collect(P) || P <- erlang:processes()], {{node_references, NodeRefs}, {dist_references, DistRefs}} = erts_debug:get_internal_state(node_and_dist_references), - check_node_dist(Fail, NodeRefs, DistRefs). - - + R = check_node_dist(Fail, NodeRefs, DistRefs), + available_internal_state(AIS), + R. check_node_dist(Fail, NodeRefs, DistRefs) -> - check_nd_refc({node(),erlang:system_info(creation)}, - NodeRefs, DistRefs, Fail). + AIS = available_internal_state(true), + R = check_nd_refc({node(),erlang:system_info(creation)}, + NodeRefs, DistRefs, Fail), + available_internal_state(AIS), + R. check_nd_refc({ThisNodeName, ThisCreation}, NodeRefs, DistRefs, Fail) -> diff --git a/erts/emulator/test/esock_misc/socket_client.erl b/erts/emulator/test/esock_misc/socket_client.erl new file mode 100644 index 0000000000..1c07e799b8 --- /dev/null +++ b/erts/emulator/test/esock_misc/socket_client.erl @@ -0,0 +1,538 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket_client). + +-export([ + start/1, start/2, start/5, start/6, + start_tcp/1, start_tcp/2, start_tcp/3, + start_tcp4/1, start_tcp4/2, start_tcp6/1, start_tcp6/2, + start_udp/1, start_udp/2, start_udp/3, + start_udp4/1, start_udp4/2, start_udp6/1, start_udp6/2 + ]). + +-define(LIB, socket_lib). + +-record(client, {socket, verbose = true, msg = true, type, dest, msg_id = 1}). + +start(Port) -> + start(Port, 1). + +start(Port, Num) -> + start_tcp(Port, Num). + +start_tcp(Port) -> + start_tcp(Port, 1). + +start_tcp(Port, Num) -> + start_tcp4(Port, Num). + +start_tcp4(Port) -> + start_tcp4(Port, 1). + +start_tcp4(Port, Num) -> + start(inet, stream, tcp, Port, Num). + +start_tcp6(Port) -> + start_tcp6(Port, 1). + +start_tcp6(Port, Num) -> + start(inet6, stream, tcp, Port, Num). + +start_tcp(Addr, Port, Num) when (size(Addr) =:= 4) andalso + is_integer(Num) andalso + (Num > 0) -> + start(inet, stream, tcp, Addr, Port, Num); +start_tcp(Addr, Port, Num) when (size(Addr) =:= 8) andalso + is_integer(Num) andalso + (Num > 0) -> + start(inet6, stream, tcp, Addr, Port, Num). + + +start_udp(Port) -> + start_udp(Port, 1). + +start_udp(Port, Num) -> + start_udp4(Port, Num). + +start_udp4(Port) -> + start_udp4(Port, 1). + +start_udp4(Port, Num) -> + start(inet, dgram, udp, Port, Num). + +start_udp6(Port) -> + start_udp6(Port, 1). + +start_udp6(Port, Num) -> + start(inet6, dgram, udp, Port, Num). + +start_udp(Addr, Port, Num) when (size(Addr) =:= 4) -> + start(inet, dgram, udp, Addr, Port, Num); +start_udp(Addr, Port, Num) when (size(Addr) =:= 8) -> + start(inet6, dgram, udp, Addr, Port, Num). + + +start(Domain, Type, Proto, Port, Num) + when is_integer(Port) andalso is_integer(Num) -> + start(Domain, Type, Proto, which_addr(Domain), Port, Num); + +start(Domain, Type, Proto, Addr, Port) -> + start(Domain, Type, Proto, Addr, Port, 1). + +start(Domain, Type, Proto, Addr, Port, 1 = Num) -> + start(Domain, Type, Proto, Addr, Port, Num, true); +start(Domain, Type, Proto, Addr, Port, Num) + when is_integer(Num) andalso (Num > 1) -> + start(Domain, Type, Proto, Addr, Port, Num, false). + +start(Domain, Type, Proto, Addr, Port, Num, Verbose) -> + put(sname, "starter"), + Clients = start_clients(Num, Domain, Type, Proto, Addr, Port, Verbose), + await_clients(Clients). + +start_clients(Num, Domain, Type, Proto, Addr, Port, Verbose) -> + start_clients(Num, 1, Domain, Type, Proto, Addr, Port, Verbose, []). + +start_clients(Num, ID, Domain, Type, Proto, Addr, Port, Verbose, Acc) + when (Num > 0) -> + StartClient = fun() -> + start_client(ID, Domain, Type, Proto, Addr, Port, Verbose) + end, + {Pid, _} = spawn_monitor(StartClient), + ?LIB:sleep(500), + i("start client ~w", [ID]), + start_clients(Num-1, ID+1, Domain, Type, Proto, Addr, Port, Verbose, [Pid|Acc]); +start_clients(_, _, _, _, _, _, _, _, Acc) -> + i("all client(s) started"), + lists:reverse(Acc). + +await_clients([]) -> + i("all clients done"); +await_clients(Clients) -> + receive + {'DOWN', _MRef, process, Pid, _Reason} -> + case lists:delete(Pid, Clients) of + Clients2 when (Clients2 =/= Clients) -> + i("client ~p done", [Pid]), + await_clients(Clients2); + _ -> + await_clients(Clients) + end + end. + + +start_client(ID, Domain, Type, Proto, Addr, Port, Verbose) -> + put(sname, ?LIB:f("client[~w]", [ID])), + SA = #{family => Domain, + addr => Addr, + port => Port}, + %% The way we use tos only works because we + %% send so few messages (a new value for every + %% message). + tos_init(), + do_start(Domain, Type, Proto, SA, Verbose). + +do_start(Domain, stream = Type, Proto, SA, Verbose) -> + try do_init(Domain, Type, Proto) of + Sock -> + connect(Sock, SA), + maybe_print_start_info(Verbose, Sock, Type), + %% Give the server some time... + ?LIB:sleep(5000), + %% ok = socket:close(Sock), + send_loop(#client{socket = Sock, + type = Type, + verbose = Verbose}) + catch + throw:E -> + e("Failed initiate: " + "~n Error: ~p", [E]) + end; +do_start(Domain, dgram = Type, Proto, SA, Verbose) -> + try do_init(Domain, Type, Proto) of + Sock -> + maybe_print_start_info(Verbose, Sock, Type), + %% Give the server some time... + ?LIB:sleep(5000), + %% ok = socket:close(Sock), + send_loop(#client{socket = Sock, + type = Type, + dest = SA, + verbose = Verbose}) + catch + throw:E -> + e("Failed initiate: " + "~n Error: ~p", [E]) + end. + +maybe_print_start_info(true = _Verbose, Sock, stream = _Type) -> + {ok, Name} = socket:sockname(Sock), + {ok, Peer} = socket:peername(Sock), + {ok, Domain} = socket:getopt(Sock, socket, domain), + {ok, Type} = socket:getopt(Sock, socket, type), + {ok, Proto} = socket:getopt(Sock, socket, protocol), + {ok, OOBI} = socket:getopt(Sock, socket, oobinline), + {ok, SndBuf} = socket:getopt(Sock, socket, sndbuf), + {ok, RcvBuf} = socket:getopt(Sock, socket, rcvbuf), + {ok, Linger} = socket:getopt(Sock, socket, linger), + {ok, MTU} = socket:getopt(Sock, ip, mtu), + {ok, MTUDisc} = socket:getopt(Sock, ip, mtu_discover), + {ok, MALL} = socket:getopt(Sock, ip, multicast_all), + {ok, MIF} = socket:getopt(Sock, ip, multicast_if), + {ok, MLoop} = socket:getopt(Sock, ip, multicast_loop), + {ok, MTTL} = socket:getopt(Sock, ip, multicast_ttl), + {ok, RecvTOS} = socket:getopt(Sock, ip, recvtos), + i("connected: " + "~n From: ~p" + "~n To: ~p" + "~nwhen" + "~n (socket) Domain: ~p" + "~n (socket) Type: ~p" + "~n (socket) Protocol: ~p" + "~n (socket) OOBInline: ~p" + "~n (socket) SndBuf: ~p" + "~n (socket) RcvBuf: ~p" + "~n (socket) Linger: ~p" + "~n (ip) MTU: ~p" + "~n (ip) MTU Discovery: ~p" + "~n (ip) Multicast ALL: ~p" + "~n (ip) Multicast IF: ~p" + "~n (ip) Multicast Loop: ~p" + "~n (ip) Multicast TTL: ~p" + "~n (ip) RecvTOS: ~p" + "~n => wait some", + [Name, Peer, + Domain, Type, Proto, + OOBI, SndBuf, RcvBuf, Linger, + MTU, MTUDisc, MALL, MIF, MLoop, MTTL, + RecvTOS]); +maybe_print_start_info(true = _Verbose, Sock, dgram = _Type) -> + {ok, Domain} = socket:getopt(Sock, socket, domain), + {ok, Type} = socket:getopt(Sock, socket, type), + {ok, Proto} = socket:getopt(Sock, socket, protocol), + {ok, OOBI} = socket:getopt(Sock, socket, oobinline), + {ok, SndBuf} = socket:getopt(Sock, socket, sndbuf), + {ok, RcvBuf} = socket:getopt(Sock, socket, rcvbuf), + {ok, Linger} = socket:getopt(Sock, socket, linger), + {ok, MALL} = socket:getopt(Sock, ip, multicast_all), + {ok, MIF} = socket:getopt(Sock, ip, multicast_if), + {ok, MLoop} = socket:getopt(Sock, ip, multicast_loop), + {ok, MTTL} = socket:getopt(Sock, ip, multicast_ttl), + {ok, RecvTOS} = socket:getopt(Sock, ip, recvtos), + {ok, RecvTTL} = socket:getopt(Sock, ip, recvttl), + i("initiated when: " + "~n (socket) Domain: ~p" + "~n (socket) Type: ~p" + "~n (socket) Protocol: ~p" + "~n (socket) OOBInline: ~p" + "~n (socket) SndBuf: ~p" + "~n (socket) RcvBuf: ~p" + "~n (socket) Linger: ~p" + "~n (ip) Multicast ALL: ~p" + "~n (ip) Multicast IF: ~p" + "~n (ip) Multicast Loop: ~p" + "~n (ip) Multicast TTL: ~p" + "~n (ip) RecvTOS: ~p" + "~n (ip) RecvTTL: ~p" + "~n => wait some", + [Domain, Type, Proto, + OOBI, SndBuf, RcvBuf, Linger, + MALL, MIF, MLoop, MTTL, + RecvTOS, RecvTTL]); +maybe_print_start_info(_Verbose, _Sock, _Type) -> + ok. + + +do_init(Domain, stream = Type, Proto) -> + i("try (socket) open"), + Sock = case socket:open(Domain, Type, Proto) of + {ok, S} -> + S; + {error, OReason} -> + throw({open, OReason}) + end, + i("try (socket) bind"), + case socket:bind(Sock, any) of + {ok, _P} -> + ok = socket:setopt(Sock, socket, timestamp, true), + ok = socket:setopt(Sock, ip, tos, mincost), + ok = socket:setopt(Sock, ip, recvtos, true), + Sock; + {error, BReason} -> + throw({bind, BReason}) + end; +do_init(Domain, dgram = Type, Proto) -> + i("try (socket) open"), + Sock = case socket:open(Domain, Type, Proto) of + {ok, S} -> + S; + {error, OReason} -> + throw({open, OReason}) + end, + case socket:bind(Sock, any) of + {ok, _} -> + ok = socket:setopt(Sock, socket, timestamp, true), + ok = socket:setopt(Sock, ip, tos, mincost), + ok = socket:setopt(Sock, ip, recvtos, true), + ok = socket:setopt(Sock, ip, recvttl, true), + Sock; + {error, BReason} -> + throw({bind, BReason}) + end. + + +which_addr(Domain) -> + Iflist = case inet:getifaddrs() of + {ok, IFL} -> + IFL; + {error, Reason} -> + throw({inet,getifaddrs,Reason}) + end, + which_addr(Domain, Iflist). + + +connect(Sock, SA) -> + i("try (socket) connect to:" + "~n ~p", [SA]), + case socket:connect(Sock, SA) of + ok -> + ok; + {error, Reason} -> + e("connect failure: " + "~n ~p", [Reason]), + exit({connect, Reason}) + end. + + +send_loop(#client{msg_id = N} = C) when (N =< 10) -> + i("try send request ~w", [N]), + Req = ?LIB:enc_req_msg(N, "hejsan"), + case send(C, Req) of + ok -> + i("request ~w sent - now try read answer", [N]), + case recv(C) of + {ok, {Source, Msg}} -> + if + (C#client.verbose =:= true) -> + i("received ~w bytes of data~s", + [size(Msg), case Source of + undefined -> ""; + _ -> ?LIB:f(" from:~n ~p", [Source]) + end]); + true -> + i("received ~w bytes", [size(Msg)]) + end, + case ?LIB:dec_msg(Msg) of + {reply, N, Reply} -> + if + (C#client.verbose =:= true) -> + i("received reply ~w: ~p", [N, Reply]); + true -> + i("received reply ~w", [N]) + end, + ?LIB:sleep(500), % Just to spread it out a bit + send_loop(C#client{msg_id = N+1}) + end; + {error, RReason} -> + e("Failed recv response for request ~w: " + "~n ~p", [N, RReason]), + exit({failed_recv, RReason}) + end; + {error, SReason} -> + e("Failed send request ~w: " + "~n ~p", [N, SReason]), + exit({failed_send, SReason}) + end; +send_loop(Client) -> + sock_close(Client). + +sock_close(#client{socket = Sock, verbose = true}) -> + i("we are done - close the socket when: " + "~n ~p", [socket:info()]), + ok = socket:close(Sock), + i("we are done - socket closed when: " + "~n ~p", [socket:info()]); +sock_close(#client{socket = Sock}) -> + i("we are done"), + ok = socket:close(Sock). + + + +send(#client{socket = Sock, type = stream}, Msg) -> + socket:send(Sock, Msg); +send(#client{socket = Sock, type = dgram, dest = Dest}, Msg) -> + %% i("try send to: " + %% "~n ~p", [Dest]), + %% ok = socket:setopt(Sock, otp, debug, true), + TOS = tos_next(), + ok = socket:setopt(Sock, ip, tos, TOS), + case socket:sendto(Sock, Msg, Dest) of + ok = OK -> + OK; + {error, _} = ERROR -> + ERROR + end. + +recv(#client{socket = Sock, type = stream, msg = false}) -> + case socket:recv(Sock) of + {ok, Msg} -> + {ok, {undefined, Msg}}; + {error, _} = ERROR -> + ERROR + end; +recv(#client{socket = Sock, verbose = Verbose, type = stream, msg = true}) -> + case socket:recvmsg(Sock) of + %% An iov of length 1 is an simplification... + {ok, #{addr := undefined = Source, + iov := [Msg], + ctrl := CMsgHdrs, + flags := Flags}} -> + if + (Verbose =:= true) -> + i("received message: " + "~n CMsgHdr: ~p" + "~n Flags: ~p", [CMsgHdrs, Flags]); + true -> + ok + end, + {ok, {Source, Msg}}; + {error, _} = ERROR -> + ERROR + end; +recv(#client{socket = Sock, type = dgram, msg = false}) -> + socket:recvfrom(Sock); +recv(#client{socket = Sock, verbose = Verbose, type = dgram, msg = true}) -> + case socket:recvmsg(Sock) of + {ok, #{addr := Source, + iov := [Msg], + ctrl := CMsgHdrs, + flags := Flags}} -> + if + (Verbose =:= true) -> + i("received message: " + "~n CMsgHdr: ~p" + "~n Flags: ~p", [CMsgHdrs, Flags]); + true -> + ok + end, + {ok, {Source, Msg}}; + {error, _} = ERROR -> + ERROR + end. + + + +which_addr(_Domain, []) -> + throw(no_address); +which_addr(Domain, [{Name, IFO}|_IFL]) when (Name =/= "lo") -> + which_addr2(Domain, IFO); +which_addr(Domain, [_|IFL]) -> + which_addr(Domain, IFL). + +which_addr2(inet = _Domain, [{addr, Addr}|_IFO]) when (size(Addr) =:= 4) -> + Addr; +which_addr2(inet6 = _Domain, [{addr, Addr}|_IFO]) when (size(Addr) =:= 8) -> + Addr; +which_addr2(Domain, [_|IFO]) -> + which_addr2(Domain, IFO). + + +%% --- + +%% enc_req_msg(N, Data) -> +%% enc_msg(?REQ, N, Data). + +%% enc_rep_msg(N, Data) -> +%% enc_msg(?REP, N, Data). + +%% enc_msg(Type, N, Data) when is_list(Data) -> +%% enc_msg(Type, N, list_to_binary(Data)); +%% enc_msg(Type, N, Data) +%% when is_integer(Type) andalso is_integer(N) andalso is_binary(Data) -> +%% <<Type:32/integer, N:32/integer, Data/binary>>. + +%% dec_msg(<<?REQ:32/integer, N:32/integer, Data/binary>>) -> +%% {request, N, Data}; +%% dec_msg(<<?REP:32/integer, N:32/integer, Data/binary>>) -> +%% {reply, N, Data}. + + +%% --- + +%% sleep(T) -> +%% receive after T -> ok end. + + +%% --- + +%% formated_timestamp() -> +%% format_timestamp(os:timestamp()). + +%% format_timestamp(Now) -> +%% N2T = fun(N) -> calendar:now_to_local_time(N) end, +%% format_timestamp(Now, N2T, true). + +%% format_timestamp({_N1, _N2, N3} = N, N2T, true) -> +%% FormatExtra = ".~.2.0w", +%% ArgsExtra = [N3 div 10000], +%% format_timestamp(N, N2T, FormatExtra, ArgsExtra); +%% format_timestamp({_N1, _N2, _N3} = N, N2T, false) -> +%% FormatExtra = "", +%% ArgsExtra = [], +%% format_timestamp(N, N2T, FormatExtra, ArgsExtra). + +%% format_timestamp(N, N2T, FormatExtra, ArgsExtra) -> +%% {Date, Time} = N2T(N), +%% {YYYY,MM,DD} = Date, +%% {Hour,Min,Sec} = Time, +%% FormatDate = +%% io_lib:format("~.4w-~.2.0w-~.2.0w ~.2.0w:~.2.0w:~.2.0w" ++ FormatExtra, +%% [YYYY, MM, DD, Hour, Min, Sec] ++ ArgsExtra), +%% lists:flatten(FormatDate). + + +%% --- + +tos_init() -> + put(tos, 1). + +tos_next() -> + case get(tos) of + TOS when (TOS < 100) -> + put(tos, TOS + 1), + TOS; + _ -> + put(tos, 1), + 1 + end. + + +%% --- + +e(F, A) -> + ?LIB:e(F, A). + +i(F) -> + ?LIB:i(F). + +i(F, A) -> + ?LIB:i(F, A). + diff --git a/erts/emulator/test/esock_misc/socket_lib.erl b/erts/emulator/test/esock_misc/socket_lib.erl new file mode 100644 index 0000000000..9d6524d467 --- /dev/null +++ b/erts/emulator/test/esock_misc/socket_lib.erl @@ -0,0 +1,133 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket_lib). + +-export([ + sleep/1, + req/0, rep/0, + enc_req_msg/2, enc_rep_msg/2, + enc_msg/3, dec_msg/1, + request/3, reply/4, + f/2, + i/1, i/2, + e/2 + ]). + + +-define(REQ, 0). +-define(REP, 1). + + +%% --- + +sleep(T) -> + receive after T -> ok end. + + +%% --- + +req() -> ?REQ. +rep() -> ?REP. + +enc_req_msg(N, Data) -> + enc_msg(?REQ, N, Data). + +enc_rep_msg(N, Data) -> + enc_msg(?REP, N, Data). + +enc_msg(Type, N, Data) when is_list(Data) -> + enc_msg(Type, N, list_to_binary(Data)); +enc_msg(Type, N, Data) + when is_integer(Type) andalso is_integer(N) andalso is_binary(Data) -> + <<Type:32/integer, N:32/integer, Data/binary>>. + +dec_msg(<<?REQ:32/integer, N:32/integer, Data/binary>>) -> + {request, N, Data}; +dec_msg(<<?REP:32/integer, N:32/integer, Data/binary>>) -> + {reply, N, Data}. + + +%% --- + +request(Tag, Pid, Request) -> + Ref = make_ref(), + Pid ! {Tag, self(), Ref, Request}, + receive + {Tag, Pid, Ref, Reply} -> + Reply + end. + +reply(Tag, Pid, Ref, Reply) -> + Pid ! {Tag, self(), Ref, Reply}. + + +%% --- + +f(F, A) -> + lists:flatten(io_lib:format(F, A)). + + +%% --- + +e(F, A) -> + p("<ERROR> " ++ F, A). + +i(F) -> + i(F, []). +i(F, A) -> + p("*** " ++ F, A). + +p(F, A) -> + p(get(sname), F, A). + +p(SName, F, A) -> + io:format("[~s,~p][~s] " ++ F ++ "~n", + [SName,self(),formated_timestamp()|A]). + + +%% --- + +formated_timestamp() -> + format_timestamp(os:timestamp()). + +format_timestamp(Now) -> + N2T = fun(N) -> calendar:now_to_local_time(N) end, + format_timestamp(Now, N2T, true). + +format_timestamp({_N1, _N2, N3} = N, N2T, true) -> + FormatExtra = ".~.2.0w", + ArgsExtra = [N3 div 10000], + format_timestamp(N, N2T, FormatExtra, ArgsExtra); +format_timestamp({_N1, _N2, _N3} = N, N2T, false) -> + FormatExtra = "", + ArgsExtra = [], + format_timestamp(N, N2T, FormatExtra, ArgsExtra). + +format_timestamp(N, N2T, FormatExtra, ArgsExtra) -> + {Date, Time} = N2T(N), + {YYYY,MM,DD} = Date, + {Hour,Min,Sec} = Time, + FormatDate = + io_lib:format("~.4w-~.2.0w-~.2.0w ~.2.0w:~.2.0w:~.2.0w" ++ FormatExtra, + [YYYY, MM, DD, Hour, Min, Sec] ++ ArgsExtra), + lists:flatten(FormatDate). + + diff --git a/erts/emulator/test/esock_misc/socket_server.erl b/erts/emulator/test/esock_misc/socket_server.erl new file mode 100644 index 0000000000..45adffc5e6 --- /dev/null +++ b/erts/emulator/test/esock_misc/socket_server.erl @@ -0,0 +1,954 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket_server). + +-export([ + start/0, start/5, + start_tcp/0, start_tcp/1, start_tcp/3, + start_tcp4/0, start_tcp4/1, start_tcp4/2, + start_tcp6/0, start_tcp6/1, start_tcp6/2, + start_udp/0, start_udp/1, start_udp/3, + start_udp4/0, start_udp4/1, start_udp4/2, + start_udp6/0, start_udp6/1, start_udp6/2, + start_sctp/0, start_sctp/1 + ]). + +-define(LIB, socket_lib). + +-record(manager, {socket, msg, peek, acceptors, handler_id, handlers}). +-record(acceptor, {id, socket, manager, + atimeout = 5000}). +-record(handler, {socket, peek, msg, type, manager, + stimeout = 5000, rtimeout = 5000}). + +-define(NUM_ACCEPTORS, 5). + +start() -> + start_tcp(). + +start_tcp() -> + start_tcp4(). + +start_tcp(Peek) -> + start_tcp4(Peek). + +start_tcp4() -> + start_tcp4(false). + +start_tcp4(Peek) -> + start_tcp4(false, Peek). + +start_tcp4(UseMsg, Peek) -> + start_tcp(inet, UseMsg, Peek). + +start_tcp6() -> + start_tcp6(false). + +start_tcp6(Peek) -> + start_tcp6(false, Peek). + +start_tcp6(UseMsg, Peek) -> + start_tcp(inet6, UseMsg, Peek). + +start_tcp(Domain, UseMsg, Peek) when is_boolean(UseMsg) andalso is_boolean(Peek) -> + start(Domain, stream, tcp, UseMsg, Peek). + +start_udp() -> + start_udp4(). + +start_udp(Peek) -> + start_udp4(Peek). + +start_udp4() -> + start_udp4(false). + +start_udp4(Peek) -> + start_udp4(false, Peek). + +start_udp4(UseMsg, Peek) -> + start_udp(inet, UseMsg, Peek). + +start_udp6() -> + start_udp6(false, false). + +start_udp6(Peek) -> + start_udp6(false, Peek). + +start_udp6(UseMsg, Peek) -> + start_udp(inet6, UseMsg, Peek). + +start_udp(Domain, UseMsg, Peek) when is_boolean(UseMsg) andalso is_boolean(Peek) -> + start(Domain, dgram, udp, UseMsg, Peek). + + +start_sctp() -> + start_sctp(inet). + +start_sctp(Domain) when ((Domain =:= inet) orelse (Domain =:= inet6)) -> + start(Domain, seqpacket, sctp, true, false). + +start(Domain, Type, Proto, UseMsg, Peek) -> + put(sname, "starter"), + i("try start manager"), + {Pid, MRef} = manager_start(Domain, Type, Proto, UseMsg, Peek), + i("manager (~p) started", [Pid]), + loop(Pid, MRef). + +loop(Pid, MRef) -> + receive + {'DOWN', MRef, process, Pid, Reason} -> + i("manager process exited: " + "~n ~p", [Reason]), + ok + end. + + +%% ========================================================================= + +manager_start(Domain, Type, Proto, UseMsg, Peek) -> + spawn_monitor(fun() -> manager_init(Domain, Type, Proto, UseMsg, Peek) end). + +manager_start_handler(Pid, Sock) -> + manager_request(Pid, {start_handler, Sock}). + +manager_stop(Pid, Reason) -> + manager_request(Pid, {stop, Reason}). + +manager_request(Pid, Request) -> + ?LIB:request(manager, Pid, Request). + +manager_reply(Pid, Ref, Reply) -> + ?LIB:reply(manager, Pid, Ref, Reply). + + +manager_init(Domain, Type, Proto, UseMsg, Peek) -> + put(sname, "manager"), + do_manager_init(Domain, Type, Proto, UseMsg, Peek). + +do_manager_init(Domain, stream = Type, Proto, UseMsg, Peek) -> + i("try start acceptor(s)"), + {Sock, Acceptors} = manager_stream_init(Domain, Type, Proto), + manager_loop(#manager{socket = Sock, + msg = UseMsg, + peek = Peek, + acceptors = Acceptors, + handler_id = 1, + handlers = []}); +do_manager_init(Domain, dgram = Type, Proto, UseMsg, Peek) -> + i("try open socket"), + case socket:open(Domain, Type, Proto) of + {ok, Sock} -> + F = fun(X) -> case socket:getopt(Sock, socket, X) of + {ok, V} -> f("~p", [V]); + {error, R} -> f("error: ~p", [R]) + end + end, + i("socket opened (~s,~s,~s): " + "~n broadcast: ~s" + "~n dontroute: ~s" + "~n keepalive: ~s" + "~n reuseaddr: ~s" + "~n linger: ~s" + "~n debug: ~s" + "~n prio: ~s" + "~n rcvbuf: ~s" + "~n rcvtimeo: ~s" + "~n sndbuf: ~s" + "~n sndtimeo: ~s" + "~n => try find (local) address", + [F(domain), F(type), F(protocol), + F(broadcast), F(dontroute), F(keepalive), F(reuseaddr), F(linger), + F(debug), F(priority), + F(rcvbuf), F(rcvtimeo), F(sndbuf), F(sndtimeo)]), + Addr = which_addr(Domain), + SA = #{family => Domain, + addr => Addr}, + i("try bind to: " + "~n ~p", [Addr]), + case socket:bind(Sock, SA) of + {ok, _P} -> + ok; + {error, BReason} -> + throw({bind, BReason}) + end, + i("bound to: " + "~n ~s" + "~n => try start handler", + [case socket:sockname(Sock) of + {ok, Name} -> f("~p", [Name]); + {error, R} -> f("error: ~p", [R]) + end]), + case handler_start(1, Sock, UseMsg, Peek) of + {ok, {Pid, MRef}} -> + i("handler (~p) started", [Pid]), + handler_continue(Pid), + manager_loop(#manager{peek = Peek, + msg = UseMsg, + handler_id = 2, % Just in case + handlers = [{1, Pid, MRef}]}); + {error, SReason} -> + e("Failed starting handler: " + "~n ~p", [SReason]), + exit({failed_start_handler, SReason}) + end; + {error, OReason} -> + e("Failed open socket: " + "~n ~p", [OReason]), + exit({failed_open_socket, OReason}) + end; +do_manager_init(Domain, seqpacket = Type, sctp = Proto, _UseMsg, _Peek) -> + %% This is as far as I have got with SCTP at the moment... + case socket:open(Domain, Type, Proto) of + {ok, Sock} -> + i("(sctp) socket opened: " + "~n ~p", [Sock]), + EXP = fun(_Desc, Expect, Expect) -> + Expect; + (Desc, Expect, Actual) -> + e("Unexpected result ~w: " + "~n Expect: ~p" + "~n Actual: ~p", [Desc, Expect, Actual]), + exit({Desc, Expect, Actual}) + end, + GO = fun(O) -> case socket:getopt(Sock, sctp, O) of + {ok, V} -> f("~p", [V]); + {error, R} -> f("error: ~p", [R]) + end + end, + %% ok = socket:setopt(Sock, otp, debug, true), + + i("Miscellaneous options: " + "~n associnfo: ~s" + "~n autoclose: ~s" + "~n disable-fragments: ~s" + "~n initmsg: ~s" + "~n maxseg: ~s" + "~n nodelay: ~s" + "~n rtoinfo: ~s", + [GO(associnfo), + GO(autoclose), + GO(disable_fragments), + GO(initmsg), + GO(maxseg), + GO(nodelay), + GO(rtoinfo)]), + + Events = #{data_in => true, + association => true, + address => true, + send_failure => true, + peer_error => true, + shutdown => true, + partial_delivery => true, + adaptation_layer => true, + authentication => true, + sender_dry => true}, + EXP(set_sctp_events, ok, socket:setopt(Sock, sctp, events, Events)), + EXP(close_socket, ok, socket:close(Sock)); + {error, Reason} -> + exit({failed_open, Reason}) + end; +do_manager_init(Domain, raw = Type, Proto, UseMsg, Peek) when is_integer(Proto) -> + do_manager_init(Domain, Type, {raw, Proto}, UseMsg, Peek); +do_manager_init(Domain, raw = Type, Proto, _UseMsg, _Peek) -> + case socket:open(Domain, Type, Proto) of + {ok, Sock} -> + i("(sctp) socket opened: " + "~n ~p", [Sock]), + socket:close(Sock); + {error, Reason} -> + exit({failed_open, Reason}) + end. + + + +manager_stream_init(Domain, Type, Proto) -> + i("try (socket) open"), + Sock = case socket:open(Domain, Type, Proto) of + {ok, S} -> + S; + {error, OReason} -> + throw({open, OReason}) + end, + F = fun(X) -> case socket:getopt(Sock, socket, X) of + {ok, V} -> f("~p", [V]); + {error, R} -> f("error: ~p", [R]) + end + end, + i("(socket) open (~s,~s,~s): " + "~n debug: ~s" + "~n prio: ~s" + "~n => try find (local) address", + [F(domain), F(type), F(protocol), F(debug), F(priority)]), + Addr = which_addr(Domain), + SA = #{family => Domain, + addr => Addr}, + i("found: " + "~n ~p" + "~n => try (socket) bind", [Addr]), + %% ok = socket:setopt(Sock, otp, debug, true), + %% ok = socket:setopt(Sock, socket, debug, 1), %% must have rights!! + Port = case socket:bind(Sock, SA) of + {ok, P} -> + %% ok = socket:setopt(Sock, socket, debug, 0), %% must have rights!! + %% ok = socket:setopt(Sock, otp, debug, false), + P; + {error, BReason} -> + throw({bind, BReason}) + end, + i("bound to: " + "~n ~p" + "~n => try (socket) listen (acceptconn: ~s)", + [Port, F(acceptconn)]), + case socket:listen(Sock) of + ok -> + i("listening (acceptconn: ~s)", + [F(acceptconn)]), + manager_stream_init(Sock, 1, ?NUM_ACCEPTORS, []); + {error, LReason} -> + throw({listen, LReason}) + end. + +which_addr(Domain) -> + Iflist = case inet:getifaddrs() of + {ok, IFL} -> + IFL; + {error, Reason} -> + throw({inet,getifaddrs,Reason}) + end, + which_addr(Domain, Iflist). + +which_addr(_Domain, []) -> + throw(no_address); +which_addr(Domain, [{Name, IFO}|_IFL]) when (Name =/= "lo") -> + which_addr2(Domain, IFO); +which_addr(Domain, [_|IFL]) -> + which_addr(Domain, IFL). + +which_addr2(_, []) -> + throw(no_address); +which_addr2(inet = _Domain, [{addr, Addr}|_IFO]) when (size(Addr) =:= 4) -> + Addr; +which_addr2(inet6 = _Domain, [{addr, Addr}|_IFO]) when (size(Addr) =:= 8) -> + Addr; +which_addr2(Domain, [_|IFO]) -> + which_addr2(Domain, IFO). + + +manager_stream_init(Sock, ID, NumAcceptors, Acc) + when (NumAcceptors > 0) -> + i("try start acceptor"), + case acceptor_start(Sock, ID) of + {ok, {Pid, MRef}} -> + i("acceptor ~w (~p) started", [ID, Pid]), + ?LIB:sleep(2000), + manager_stream_init(Sock, ID+1, NumAcceptors-1, + [{ID, Pid, MRef}|Acc]); + {error, Reason} -> + exit({failed_starting_acceptor, Reason}) + end; +manager_stream_init(Sock, _ID, 0, Acc) -> + %% Req = {kill_acceptor, length(Acc)}, % Last in the queue + %% Req = {kill_acceptor, 3}, % In the "middle" of the queue + %% Req = {kill_acceptor, 2}, % The first in the queue + %% Req = {kill_acceptor, 1}, % Current acceptor + %% Msg = {manager, self(), make_ref(), Req}, + %% erlang:send_after(timer:seconds(10), self(), Msg), + {Sock, lists:reverse(Acc)}. + + +manager_loop(M) -> + receive + {'DOWN', MRef, process, Pid, Reason} -> + M2 = manager_handle_down(M, MRef, Pid, Reason), + manager_loop(M2); + + {manager, Pid, Ref, Request} -> + M2 = manager_handle_request(M, Pid, Ref, Request), + manager_loop(M2) + end. + + +manager_handle_down(#manager{acceptors = Acceptors, + handlers = Handlers} = M, MRef, Pid, Reason) -> + case lists:keysearch(Pid, 2, Acceptors) of + {value, {ID, Pid, MRef}} when (Reason =:= normal) -> + i("acceptor ~w exited (normally)", [ID]), + case lists:keydelete(Pid, 2, Acceptors) of + [] -> + %% We are done + i("the last acceptor - we are done"), + exit(normal); + Acceptors2 -> + M#manager{acceptors = Acceptors2} + end; + {value, {ID, Pid, MRef}} -> + e("acceptor ~w crashed: " + "~n ~p", [ID, Reason]), + exit({acceptor_died, Reason}); + + false -> %% handler! + if + (Reason =/= normal) -> + e("handler ~p died: " + "~n ~p", [Pid, Reason]); + true -> + i("handler ~p terminated", [Pid]) + end, + Handlers2 = lists:keydelete(Pid, 2, Handlers), + M#manager{handlers = Handlers2} + end. + + +manager_handle_request(#manager{peek = Peek, + msg = UseMsg, + handler_id = HID, + handlers = Handlers} = M, Pid, Ref, + {start_handler, Sock}) -> + i("try start handler (~w)", [HID]), + case handler_start(HID, Sock, UseMsg, Peek) of + {ok, {HPid, HMRef}} -> + i("handler ~w started", [HID]), + manager_reply(Pid, Ref, {ok, HPid}), + M#manager{handler_id = HID+1, + handlers = [{HID, HPid, HMRef}|Handlers]}; + {error, Reason} = ERROR -> + e("Failed starting new handler: " + "~n Sock: ~p" + "~n Reason: ~p", [Sock, Reason]), + manager_reply(Pid, Ref, ERROR), + M + end; +manager_handle_request(#manager{socket = Sock, + acceptors = [{AID, APid, AMRef}]} = M, _Pid, _Ref, + {kill_acceptor, AID}) -> + i("try kill (only remeining) acceptor ~w", [AID]), + socket:setopt(Sock, otp, debug, true), + manager_stop_acceptor(APid, AMRef, AID, kill), + M#manager{acceptors = []}; +manager_handle_request(#manager{socket = Sock, + acceptors = Acceptors} = M, _Pid, _Ref, + {kill_acceptor, AID}) -> + i("try kill acceptor ~w", [AID]), + case lists:keysearch(AID, 1, Acceptors) of + {value, {AID, APid, AMRef}} -> + socket:setopt(Sock, otp, debug, true), + manager_stop_acceptor(APid, AMRef, AID, kill), + Acceptors2 = lists:keydelete(AID, 1, Acceptors), + M#manager{acceptors = Acceptors2}; + false -> + e("no such acceptor"), + M + end; +manager_handle_request(#manager{acceptors = Acceptors, + handlers = Handlers}, Pid, Ref, + {stop, Reason}) -> + i("stop"), + manager_reply(Pid, Ref, ok), + manager_stop_handlers(Handlers, Reason), + manager_stop_acceptors(Acceptors, Reason), + i("stopped", []), + exit(Reason). + +manager_stop_acceptors(Acceptors, Reason) -> + lists:foreach(fun({ID,P,M}) -> + manager_stop_acceptor(P, M, ID, Reason) + end, Acceptors). + +manager_stop_acceptor(Pid, MRef, ID, Reason) -> + i("try stop acceptor ~w (~p): ~p", [ID, Pid, Reason]), + erlang:demonitor(MRef, [flush]), + acceptor_stop(Pid, Reason), + ok. + +manager_stop_handlers(Handlers, Reason) -> + lists:foreach(fun({ID,P,M}) -> + manager_stop_handler(P, M, ID, Reason) + end, Handlers). + +manager_stop_handler(Pid, MRef, ID, Reason) -> + i("try stop handler ~w (~p): ~p", [ID, Pid, Reason]), + erlang:demonitor(MRef, [flush]), + handler_stop(Pid, Reason), + ok. + + + +%% ========================================================================= + +acceptor_start(Sock, ID) -> + Self = self(), + A = {Pid, _} = spawn_monitor(fun() -> + acceptor_init(Self, Sock, ID) + end), + receive + {acceptor, Pid, ok} -> + {ok, A}; + {acceptor, Pid, {error, _} = Error} -> + exit(Pid, kill), % Just in case + Error; + {'DOWN', _MRef, process, Pid, Reason} -> + {error, {crashed, Reason}} + end. + +acceptor_stop(Pid, _Reason) -> + %% acceptor_request(Pid, {stop, Reason}). + exit(Pid, kill). + +%% acceptor_request(Pid, Request) -> +%% request(acceptor, Pid, Request). + +%% acceptor_reply(Pid, Ref, Reply) -> +%% reply(acceptor, Pid, Ref, Reply). + + +acceptor_init(Manager, Sock, ID) -> + put(sname, f("acceptor[~w]", [ID])), + Manager ! {acceptor, self(), ok}, + %% ok = socket:setopt(Sock, otp, debug, true), + acceptor_loop(#acceptor{id = ID, + manager = Manager, + socket = Sock}). + +acceptor_loop(#acceptor{socket = LSock, atimeout = Timeout} = A) -> + i("try accept"), + case socket:accept(LSock, Timeout) of + {ok, Sock} -> + i("accepted: " + "~n ~p" + "~nwhen" + "~n ~p", [Sock, socket:info()]), + case acceptor_handle_accept_success(A, Sock) of + ok -> + acceptor_loop(A); + {error, Reason} -> + e("Failed starting handler: " + "~n ~p", [Reason]), + socket:close(Sock), + exit({failed_starting_handler, Reason}) + end; + {error, timeout} -> + i("timeout"), + acceptor_loop(A); + {error, Reason} -> + e("accept failure: " + "~n ~p", [Reason]), + exit({accept, Reason}) + end. + +acceptor_handle_accept_success(#acceptor{manager = Manager}, Sock) -> + i("try start handler for peer" + "~n ~p", [case socket:peername(Sock) of + {ok, Peer} -> Peer; + {error, _} = E -> E + end]), + case manager_start_handler(Manager, Sock) of + {ok, Pid} -> + i("handler (~p) started - now change 'ownership'", [Pid]), + case socket:setopt(Sock, otp, controlling_process, Pid) of + ok -> + %% Normally we should have a msgs collection here + %% (of messages we receive before the control was + %% handled over to Handler), but since we don't + %% have active implemented yet... + i("new handler (~p) now controlling process", [Pid]), + handler_continue(Pid), + ok; + {error, _} = ERROR -> + exit(Pid, kill), + ERROR + end; + {error, Reason2} -> + e("failed starting handler: " + "~n (new) Socket: ~p" + "~n Reason: ~p", [Sock, Reason2]), + exit({failed_starting_handler, Reason2}) + end. + + + +%% ========================================================================= + +handler_start(ID, Sock, UseMsg, Peek) -> + Self = self(), + H = {Pid, _} = spawn_monitor(fun() -> + handler_init(Self, ID, UseMsg, Peek, Sock) + end), + receive + {handler, Pid, ok} -> + {ok, H}; + {handler, Pid, {error, _} = ERROR} -> + exit(Pid, kill), % Just in case + ERROR + end. + +handler_stop(Pid, _Reason) -> + %% handler_request(Pid, {stop, Reason}). + exit(Pid, kill). + +handler_continue(Pid) -> + handler_request(Pid, continue). + +handler_request(Pid, Request) -> + ?LIB:request(handler, Pid, Request). + +handler_reply(Pid, Ref, Reply) -> + ?LIB:reply(handler, Pid, Ref, Reply). + + +handler_init(Manager, ID, Msg, Peek, Sock) -> + put(sname, f("handler:~w", [ID])), + i("starting"), + Manager ! {handler, self(), ok}, + receive + {handler, Pid, Ref, continue} -> + i("got continue"), + handler_reply(Pid, Ref, ok), + G = fun(L, O) -> case socket:getopt(Sock, L, O) of + {ok, Val} -> + f("~p", [Val]); + {error, R} when is_atom(R) -> + f("error: ~w", [R]); + {error, {T, R}} when is_atom(T) -> + f("error: ~w, ~p", [T, R]); + {error, R} -> + f("error: ~p", [R]) + end + end, + GSO = fun(O) -> G(socket, O) end, + GIP4 = fun(O) -> G(ip, O) end, + GIP6 = fun(O) -> G(ipv6, O) end, + {ok, Domain} = socket:getopt(Sock, socket, domain), + {ok, Type} = socket:getopt(Sock, socket, type), + {ok, Proto} = socket:getopt(Sock, socket, protocol), + B2D = GSO(bindtodevice), + RA = GSO(reuseaddr), + RP = GSO(reuseport), + OOBI = GSO(oobinline), + RcvBuf = GSO(rcvbuf), + RcvLW = GSO(rcvlowat), + RcvTO = GSO(rcvtimeo), + SndBuf = GSO(sndbuf), + SndLW = GSO(sndlowat), + SndTO = GSO(sndtimeo), + Linger = GSO(linger), + Timestamp = GSO(timestamp), + FreeBind = GIP4(freebind), + MTU = GIP4(mtu), + MTUDisc = GIP4(mtu_discover), + MALL = GIP4(multicast_all), + MIF4 = GIP4(multicast_if), + MLoop4 = GIP4(multicast_loop), + MTTL = GIP4(multicast_ttl), + NF = GIP4(nodefrag), % raw only + PktInfo = GIP4(pktinfo), % dgram only + RecvErr4 = GIP4(recverr), + RecvIF = GIP4(recvif), % Only dgram and raw (and FreeBSD) + RecvOPTS = GIP4(recvopts), % Not stream + RecvOrigDstAddr = GIP4(recvorigdstaddr), + RecvTOS = GIP4(recvtos), + RecvTTL = GIP4(recvttl), % not stream + RetOpts = GIP4(retopts), % not stream + SendSrcAddr = GIP4(sendsrcaddr), + TOS = GIP4(tos), + Transparent = GIP4(transparent), + TTL = GIP4(ttl), + MHops = GIP6(multicast_hops), + MIF6 = GIP6(multicast_if), % Only dgram and raw + MLoop6 = GIP6(multicast_loop), + RecvErr6 = GIP6(recverr), + RecvPktInfo = GIP6(recvpktinfo), + RtHdr = GIP6(rthdr), + AuthHdr = GIP6(authhdr), + HopLimit = GIP6(hoplimit), + HopOpts = GIP6(hopopts), + DstOpts = GIP6(dstopts), + FlowInfo = GIP6(flowinfo), + UHops = GIP6(unicast_hops), + i("got continue when: " + "~n (socket) Domain: ~p" + "~n (socket) Type: ~p" + "~n (socket) Protocol: ~p" + "~n (socket) Reuse Address: ~s" + "~n (socket) Reuse Port: ~s" + "~n (socket) Bind To Device: ~s" + "~n (socket) OOBInline: ~s" + "~n (socket) RcvBuf: ~s" + "~n (socket) RcvLW: ~s" + "~n (socket) RcvTO: ~s" + "~n (socket) SndBuf: ~s" + "~n (socket) SndLW: ~s" + "~n (socket) SndTO: ~s" + "~n (socket) Linger: ~s" + "~n (socket) Timestamp: ~s" + "~n (ip) FreeBind: ~s" + "~n (ip) MTU: ~s" + "~n (ip) MTU Discovery: ~s" + "~n (ip) Multicast ALL: ~s" + "~n (ip) Multicast IF: ~s" + "~n (ip) Multicast Loop: ~s" + "~n (ip) Multicast TTL: ~s" + "~n (ip) Node Frag: ~s" + "~n (ip) Pkt Info: ~s" + "~n (ip) Recv Err: ~s" + "~n (ip) Recv IF: ~s" + "~n (ip) Recv OPTS: ~s" + "~n (ip) Recv Orig Dst Addr: ~s" + "~n (ip) Recv TOS: ~s" + "~n (ip) Recv TTL: ~s" + "~n (ip) Ret Opts: ~s" + "~n (ip) Send Src Addr: ~s" + "~n (ip) TOS: ~s" + "~n (ip) Transparent: ~s" + "~n (ip) TTL: ~s" + "~n (ipv6) Multicast Hops: ~s" + "~n (ipv6) Multicast IF: ~s" + "~n (ipv6) Multicast Loop: ~s" + "~n (ipv6) Recv Err: ~s" + "~n (ipv6) Recv Pkt Info: ~s" + "~n (ipv6) RT Hdr: ~s" + "~n (ipv6) Auth Hdr: ~s" + "~n (ipv6) Hop Limit: ~s" + "~n (ipv6) Hop Opts: ~s" + "~n (ipv6) Dst Opts: ~s" + "~n (ipv6) Flow Info: ~s" + "~n (ipv6) Unicast Hops: ~s", + [Domain, Type, Proto, + RA, RP, B2D, OOBI, + RcvBuf, RcvLW, RcvTO, SndBuf, SndLW, SndTO, + Linger, Timestamp, + FreeBind, MTU, MTUDisc, MALL, MIF4, MLoop4, MTTL, + NF, PktInfo,RecvErr4, + RecvIF, RecvOPTS, RecvOrigDstAddr, RecvTOS, RecvTTL, RetOpts, + SendSrcAddr, TOS, Transparent, TTL, + MHops, MIF6, MLoop6, RecvErr6, RecvPktInfo, + RtHdr, AuthHdr, HopLimit, HopOpts, DstOpts, FlowInfo, + UHops]), + + %% ok = socket:setopt(Sock, otp, debug, true), + %% case socket:getopt(Sock, 0, {13, int}) of + %% {ok, Val} -> + %% i("PktOpts ok: ~p", [Val]); + %% {error, Reason} -> + %% e("PktOpts err: ~p", [Reason]) + %% end, + %% ok = socket:setopt(Sock, otp, debug, false), + SSO = fun(O, V) -> soso(Sock, O, V) end, + SIP4 = + fun(O, V) -> + if + (Type =:= dgram) -> + ok = soip(Sock, O, V); + true -> + ok + end + end, + SSO(timestamp, true), + SIP4(pktinfo, true), + ok = soip(Sock, recvtos, true), + SIP4(recvttl, true), + ok = soip(Sock, recvorigdstaddr, true), + + handler_loop(#handler{msg = Msg, + peek = Peek, + manager = Manager, + type = Type, + socket = Sock}) + end. + +so(Sock, Lvl, Opt, Val) -> + ok = socket:setopt(Sock, Lvl, Opt, Val). + +soso(Sock, Opt, Val) -> + so(Sock, socket, Opt, Val). + +soip(Sock, Opt, Val) -> + so(Sock, ip, Opt, Val). + +%% soipv6(Sock, Opt, Val) -> +%% so(Sock, ipv6, Opt, Val). + +handler_loop(H) -> + i("try read message"), + case recv(H) of + {ok, {Source, Msg}} -> + i("received ~w bytes of data~s", + [size(Msg), case Source of + undefined -> ""; + _ -> f(" from:~n ~p", [Source]) + end]), + case ?LIB:dec_msg(Msg) of + {request, N, Req} -> + i("received request ~w: " + "~n ~p", [N, Req]), + Reply = ?LIB:enc_rep_msg(N, "hoppsan"), + case send(H, Reply, Source) of + ok -> + i("successfully sent reply ~w", [N]), + handler_loop(H); + {error, SReason} -> + e("failed sending reply ~w:" + "~n ~p", [N, SReason]), + exit({failed_sending_reply, SReason}) + end + end; + + {error, closed} -> + i("closed when" + "~n ~p", [socket:info()]), + exit(normal); + + {error, RReason} -> + e("failed reading request: " + "~n ~p", [RReason]), + exit({failed_reading_request, RReason}) + end. + + +recv(#handler{peek = true, socket = Sock, type = stream}) -> + peek_recv(Sock); +recv(#handler{socket = Sock, msg = true, type = stream}) -> + case socket:recvmsg(Sock) of + {ok, #{addr := undefined = Source, + iov := [Data], + ctrl := CMsgHdrs, + flags := Flags}} -> + i("received message: " + "~n CMsgHdrs: ~p" + "~n Flags: ~p", [CMsgHdrs, Flags]), + {ok, {Source, Data}}; + {ok, X} -> + e("received *unexpected* message: " + "~n ~p", [X]), + {error, {unexpected, X}}; + {error, _} = ERROR -> + ERROR + end; +recv(#handler{socket = Sock, msg = true, type = dgram}) -> + case socket:recvmsg(Sock) of + {ok, #{addr := Source, + iov := [Data], + ctrl := CMsgHdrs, + flags := Flags}} -> + i("received message: " + "~n CMsgHdrs: ~p" + "~n Flags: ~p", [CMsgHdrs, Flags]), + {ok, {Source, Data}}; + {ok, X} -> + {error, {unexpected, X}}; + {error, _} = ERROR -> + ERROR + end; +recv(#handler{peek = false, socket = Sock, type = stream}) -> + do_recv(Sock); +recv(#handler{peek = Peek, socket = Sock, type = dgram}) + when (Peek =:= true) -> + %% ok = socket:setopt(Sock, otp, debug, true), + RES = peek_recvfrom(Sock, 5), + %% ok = socket:setopt(Sock, otp, debug, false), + RES; +recv(#handler{peek = Peek, socket = Sock, type = dgram}) + when (Peek =:= false) -> + %% ok = socket:setopt(Sock, otp, debug, true), + socket:recvfrom(Sock). + +do_recv(Sock) -> + case socket:recv(Sock) of + {ok, Msg} -> + {ok, {undefined, Msg}}; + {error, _} = ERROR -> + ERROR + end. + +peek_recv(Sock) -> + i("try peek on the message type (expect request)"), + Type = ?LIB:req(), + case socket:recv(Sock, 4, [peek]) of + {ok, <<Type:32>>} -> + i("was request - do proper recv"), + do_recv(Sock); + {error, _} = ERROR -> + ERROR + end. + +peek_recvfrom(Sock, BufSz) -> + i("try peek recvfrom with buffer size ~w", [BufSz]), + case socket:recvfrom(Sock, BufSz, [peek]) of + {ok, {_Source, Msg}} when (BufSz =:= size(Msg)) -> + %% i("we filled the buffer: " + %% "~n ~p", [Msg]), + %% It *may not* fit => try again with double size + peek_recvfrom(Sock, BufSz*2); + {ok, _} -> + %% It fits => read for real + i("we did *not* fill the buffer - do the 'real' read"), + socket:recvfrom(Sock); + {error, _} = ERROR -> + ERROR + end. + + +send(#handler{socket = Sock, msg = true, type = stream, stimeout = Timeout}, + Msg, _) -> + CMsgHdr = #{level => ip, type => tos, data => reliability}, + CMsgHdrs = [CMsgHdr], + MsgHdr = #{iov => [Msg], ctrl => CMsgHdrs}, + %% socket:setopt(Sock, otp, debug, true), + Res = socket:sendmsg(Sock, MsgHdr, Timeout), + %% socket:setopt(Sock, otp, debug, false), + Res; +send(#handler{socket = Sock, type = stream, stimeout = Timeout}, Msg, _) -> + socket:send(Sock, Msg, Timeout); +send(#handler{socket = Sock, msg = true, type = dgram, stimeout = Timeout}, + Msg, Dest) -> + CMsgHdr = #{level => ip, type => tos, data => reliability}, + CMsgHdrs = [CMsgHdr], + MsgHdr = #{addr => Dest, + ctrl => CMsgHdrs, + iov => [Msg]}, + %% ok = socket:setopt(Sock, otp, debug, true), + Res = socket:sendmsg(Sock, MsgHdr, Timeout), + %% ok = socket:setopt(Sock, otp, debug, false), + Res; +send(#handler{socket = Sock, type = dgram, stimeout = Timeout}, Msg, Dest) -> + socket:sendto(Sock, Msg, Dest, Timeout). + +%% filler() -> +%% list_to_binary(lists:duplicate(2048, " FILLER ")). + + + +%% ========================================================================= + +f(F, A) -> + ?LIB:f(F, A). + +e(F) -> + e(F, []). +e(F, A) -> + ?LIB:e(F, A). + +i(F) -> + ?LIB:i(F). + +i(F, A) -> + ?LIB:i(F, A). + diff --git a/erts/emulator/test/esock_ttest/.gitignore b/erts/emulator/test/esock_ttest/.gitignore new file mode 100644 index 0000000000..e69de29bb2 --- /dev/null +++ b/erts/emulator/test/esock_ttest/.gitignore diff --git a/erts/emulator/test/esock_ttest/esock-ttest b/erts/emulator/test/esock_ttest/esock-ttest new file mode 100755 index 0000000000..f0d363ab30 --- /dev/null +++ b/erts/emulator/test/esock_ttest/esock-ttest @@ -0,0 +1,352 @@ +#!/usr/bin/env escript + +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2019. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +%% ========================================================================== +%% +%% This is a simple wrapper escript on top of the socket ttest program(s). +%% The idea is to make it simple to run in a normal shell (bash). +%% +%% ========================================================================== + +-define(SECS(I), timer:seconds(I)). + +-define(CLIENT_MSG_1_MAX_OUTSTANDING, 100). +-define(CLIENT_MSG_2_MAX_OUTSTANDING, 10). +-define(CLIENT_MSG_3_MAX_OUTSTANDING, 1). + +main(Args) -> + State = process_args(Args), + exec(State), + ok. + +usage(ErrorString) when is_list(ErrorString) -> + eprint(ErrorString), + usage(), + erlang:halt(0). + +usage() -> + io:format("usage: ~s [options]" + "~n" + "~n This erlang script is used to start the (e)socket ttest " + "~n units (server or client)." + "~n" + "~n options: " + "~n --help Display this info and exit. " + "~n --server [server-options] Start a server. " + "~n There are no mandatory server options." + "~n --client client-options Start a client" + "~n Some client options are mandatory and" + "~n others optional." + "~n --active <active> boolean() | once." + "~n Valid for both client and server." + "~n Defaults to: false" + "~n --transport <transport> Which transport to use: gen|sock[:plain|msg]" + "~n gen: gen_tcp" + "~n sock: socket" + "~n plain: recv/send (default)" + "~n msg: recvmsg/sendmsg" + "~n Defaults to: sock:plain" + "~n --scon <addr>:<port> Address and port of the server." + "~n The address part is in the standard form:" + "~n \"a.b.c.d\"." + "~n Only valid for client." + "~n Mandatory." + "~n --msg-id <1|2|3> Choose which message to use during the test." + "~n Basically: " + "~n 1: small" + "~n 2: medium" + "~n 3: large" + "~n Defaults to: 1" + "~n --max-outstanding <Num> How many messages to send before waiting for" + "~n a reply." + "~n Valid only for client." + "~n Defaults to: " + "~n MsgID 1: 100" + "~n MsgID 2: 10" + "~n MsgID 3: 1" + "~n --runtime <Time> Time of the test in seconds." + "~n Only valid for client." + "~n Mandatory." + "~n Defaults to: 60 (seconds)" + "~n" + "~n" + "~n", + [scriptname()]), + ok. + +process_args(["--help"|_]) -> + usage(); +process_args(["--server"|ServerArgs]) -> + process_server_args(ServerArgs); +process_args(["--client"|ClientArgs]) -> + process_client_args(ClientArgs); +process_args(Args) -> + usage(f("Invalid Args: " + "~n ~p", [Args])). + + +process_server_args(Args) -> + Defaults = #{role => server, + active => false, + transport => {sock, plain}}, + process_server_args(Args, Defaults). + +process_server_args([], State) -> + State; + +process_server_args(["--active", Active|Args], State) + when ((Active =:= "false") orelse + (Active =:= "once") orelse + (Active =:= "true")) -> + process_server_args(Args, State#{active => list_to_atom(Active)}); + +process_server_args(["--transport", "gen" | Args], State) -> + process_server_args(Args, State#{transport => gen}); +process_server_args(["--transport", "sock" | Args], State) -> + process_server_args(Args, State#{transport => {sock, plain}}); +process_server_args(["--transport", "sock:plain" | Args], State) -> + process_server_args(Args, State#{transport => {sock, plain}}); +process_server_args(["--transport", "sock:msg" | Args], State) -> + process_server_args(Args, State#{transport => {sock, msg}}); + +process_server_args([Arg|_], _State) -> + usage(f("Invalid Server arg: ~s", [Arg])). + + +process_client_args(Args) -> + Defaults = #{role => client, + active => false, + transport => {sock, plain}, + %% Will cause error if not provided + %% Should be "addr:port" + server => undefined, + msg_id => 1, + %% Will be filled in based on msg_id if not provided + max_outstanding => undefined, + runtime => ?SECS(60)}, + process_client_args(Args, Defaults). + +process_client_args([], State) -> + process_client_args_ensure_max_outstanding(State); + +process_client_args(["--active", Active|Args], State) + when ((Active =:= "false") orelse + (Active =:= "once") orelse + (Active =:= "true")) -> + process_client_args(Args, State#{active => list_to_atom(Active)}); + +process_client_args(["--transport", "gen" | Args], State) -> + process_client_args(Args, State#{transport => gen}); +process_client_args(["--transport", "sock" | Args], State) -> + process_client_args(Args, State#{transport => {sock, plain}}); +process_client_args(["--transport", "sock:plain" | Args], State) -> + process_client_args(Args, State#{transport => {sock, plain}}); +process_client_args(["--transport", "sock:msg" | Args], State) -> + process_client_args(Args, State#{transport => {sock, msg}}); + +process_client_args(["--msg-id", MsgID|Args], State) + when ((MsgID =:= "1") orelse + (MsgID =:= "2") orelse + (MsgID =:= "3")) -> + process_client_args(Args, State#{msg_id => list_to_integer(MsgID)}); + +process_client_args(["--max-outstanding", Max|Args], State) -> + try list_to_integer(Max) of + I when (I > 0) -> + process_client_args(Args, State#{max_outstanding => I}); + _ -> + usage(f("Invalid Max Outstanding: ~s", [Max])) + catch + _:_:_ -> + usage(f("Invalid Max Outstanding: ~s", [Max])) + end; + +process_client_args(["--scon", Server|Args], State) -> + case string:tokens(Server, [$:]) of + [AddrStr,PortStr] -> + Addr = case inet:parse_address(AddrStr) of + {ok, A} -> + A; + {error, _} -> + usage(f("Invalid Server Address: ~s", [AddrStr])) + end, + Port = try list_to_integer(PortStr) of + I when (I > 0) -> + I; + _ -> + usage(f("Invalid Server Port: ~s", [PortStr])) + catch + _:_:_ -> + usage(f("Invalid Server Port: ~s", [PortStr])) + end, + process_client_args(Args, State#{server => {Addr, Port}}); + _ -> + usage(f("Invalid Server: ~s", [Server])) + end; + +process_client_args(["--runtime", T|Args], State) -> + try list_to_integer(T) of + I when (I > 0) -> + process_client_args(Args, State#{runtime => ?SECS(I)}); + _ -> + usage(f("Invalid Run Time: ~s", [T])) + catch + _:_:_ -> + usage(f("Invalid Run Time: ~s", [T])) + end; + +process_client_args([Arg|_], _State) -> + usage(f("Invalid Client arg: ~s", [Arg])). + + +process_client_args_ensure_max_outstanding( + #{msg_id := 1, + max_outstanding := undefined} = State) -> + State#{max_outstanding => ?CLIENT_MSG_1_MAX_OUTSTANDING}; +process_client_args_ensure_max_outstanding( + #{msg_id := 2, + max_outstanding := undefined} = State) -> + State#{max_outstanding => ?CLIENT_MSG_2_MAX_OUTSTANDING}; +process_client_args_ensure_max_outstanding( + #{msg_id := 3, + max_outstanding := undefined} = State) -> + State#{max_outstanding => ?CLIENT_MSG_3_MAX_OUTSTANDING}; +process_client_args_ensure_max_outstanding( + #{msg_id := MsgID, + max_outstanding := MaxOutstanding} = State) + when ((MsgID =:= 1) orelse + (MsgID =:= 2) orelse + (MsgID =:= 3)) andalso + (is_integer(MaxOutstanding) andalso (MaxOutstanding > 0)) -> + State; +process_client_args_ensure_max_outstanding( + #{msg_id := MsgID, + max_outstanding := MaxOutstanding}) -> + usage(f("Invalid Msg ID (~w) and Max Outstanding (~w)", + [MsgID, MaxOutstanding])). + + + +%% ========================================================================== + +exec(#{role := server, + active := Active, + transport := gen}) -> + case socket_test_ttest_tcp_server_gen:start(Active) of + {ok, {Pid, _}} -> + MRef = erlang:monitor(process, Pid), + receive + {'DOWN', MRef, process, Pid, Info} -> + Info + end; + {error, Reason} -> + eprint(f("Failed starting server: " + "~n ~p", [Reason])), + error + end; +exec(#{role := server, + active := Active, + transport := {sock, Method}}) -> + case socket_test_ttest_tcp_server_socket:start(Method, Active) of + {ok, {Pid, _}} -> + MRef = erlang:monitor(process, Pid), + receive + {'DOWN', MRef, process, Pid, Info} -> + Info + end; + {error, Reason} -> + eprint(f("Failed starting server: " + "~n ~p", [Reason])), + error + end; + +exec(#{role := client, + server := undefined}) -> + usage("Mandatory option 'server' not provided"); +exec(#{role := client, + server := {Addr, Port}, + active := Active, + transport := gen, + msg_id := MsgID, + max_outstanding := MaxOutstanding, + runtime := RunTime}) -> + case socket_test_ttest_tcp_client_gen:start(true, + Active, + Addr, Port, + MsgID, MaxOutstanding, + RunTime) of + {ok, Pid} -> + MRef = erlang:monitor(process, Pid), + receive + {'DOWN', MRef, process, Pid, Info} -> + Info + end; + {error, Reason} -> + eprint(f("Failed starting server: " + "~n ~p", [Reason])), + error + end; +exec(#{role := client, + server := {Addr, Port}, + active := Active, + transport := {sock, Method}, + msg_id := MsgID, + max_outstanding := MaxOutstanding, + runtime := RunTime}) -> + case socket_test_ttest_tcp_client_socket:start(true, + Method, + Active, + Addr, Port, + MsgID, MaxOutstanding, + RunTime) of + {ok, Pid} -> + MRef = erlang:monitor(process, Pid), + receive + {'DOWN', MRef, process, Pid, Info} -> + Info + end; + {error, Reason} -> + eprint(f("Failed starting server: " + "~n ~p", [Reason])), + error + end; +exec(_) -> + usage("Unexpected option combo"), + ok. + + + +%% ========================================================================== + +f(F, A) -> + socket_test_ttest_lib:format(F, A). + +eprint(ErrorString) when is_list(ErrorString) -> + print("<ERROR> " ++ ErrorString ++ "~n", []). + +print(F, A) -> + io:format(F ++ "~n", A). + +scriptname() -> + FullName = escript:script_name(), + filename:basename(FullName). + diff --git a/erts/emulator/test/esock_ttest/esock-ttest-client b/erts/emulator/test/esock_ttest/esock-ttest-client new file mode 100755 index 0000000000..1ab56f2d44 --- /dev/null +++ b/erts/emulator/test/esock_ttest/esock-ttest-client @@ -0,0 +1,72 @@ +#!/bin/sh + +# +# %CopyrightBegin% +# +# Copyright Ericsson AB 2019-2019. All Rights Reserved. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +# %CopyrightEnd% +# + +EMU=$ERL_TOP/erts/emulator +EMU_TEST=$EMU/test +ESOCK_TTEST=$EMU_TEST/esock_ttest + +RUNTIME=30 + +MSGID=$1 +SERVER_ADDR=$2 +SERVER_PORT=$3 + +# --------------------------------------------------------------------------- + +ITERATIONS="\ + gen false $MSGID + gen true $MSGID + gen once $MSGID + sock false $MSGID + sock true $MSGID + sock once $MSGID" + +# gen false 2 +# gen true 2 +# gen once 2 +# sock false 2 +# sock true 2 +# sock once 2 +# gen false 3 +# gen true 3 +# gen once 3 +# sock false 3 +# sock true 3 +# sock once 3 +# + +# --------------------------------------------------------------------------- + +echo "$ITERATIONS" | + while read TRANSPORT ACTIVE MSG_ID; do + + echo "" + echo "=========== transport = $TRANSPORT, active = $ACTIVE, msg-id = $MSG_ID ===========" + # The /dev/null at the end is necessary because erlang "does things" with stdin + # and this case would cause the 'while read' to "fail" so that we only would + # loop one time + $ESOCK_TTEST/esock-ttest --client --transport $TRANSPORT --active $ACTIVE --msg-id $MSG_ID --scon $SERVER_ADDR:$SERVER_PORT --runtime $RUNTIME </dev/null + echo "" + + done + + diff --git a/erts/emulator/test/esock_ttest/esock-ttest-server-gen b/erts/emulator/test/esock_ttest/esock-ttest-server-gen new file mode 100755 index 0000000000..c29184772e --- /dev/null +++ b/erts/emulator/test/esock_ttest/esock-ttest-server-gen @@ -0,0 +1,32 @@ +#!/bin/sh + +# +# %CopyrightBegin% +# +# Copyright Ericsson AB 2019-2019. All Rights Reserved. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +# %CopyrightEnd% +# + +EMU=$ERL_TOP/erts/emulator +EMU_TEST=$EMU/test +ESOCK_TTEST=$EMU_TEST/esock_ttest + +if [ $# = 1 ]; then + ACTIVE="--active $1" +fi + +$ESOCK_TTEST/esock-ttest --server --transport gen $ACTIVE + diff --git a/erts/emulator/test/esock_ttest/esock-ttest-server-sock b/erts/emulator/test/esock_ttest/esock-ttest-server-sock new file mode 100755 index 0000000000..4ec0d335d9 --- /dev/null +++ b/erts/emulator/test/esock_ttest/esock-ttest-server-sock @@ -0,0 +1,32 @@ +#!/bin/sh + +# +# %CopyrightBegin% +# +# Copyright Ericsson AB 2019-2019. All Rights Reserved. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +# %CopyrightEnd% +# + +EMU=$ERL_TOP/erts/emulator +EMU_TEST=$EMU/test +ESOCK_TTEST=$EMU_TEST/esock_ttest + +if [ $# = 1 ]; then + ACTIVE="--active $1" +fi + +$ESOCK_TTEST/esock-ttest --server --transport sock $ACTIVE + diff --git a/erts/emulator/test/net_SUITE.erl b/erts/emulator/test/net_SUITE.erl new file mode 100644 index 0000000000..1a973cacb2 --- /dev/null +++ b/erts/emulator/test/net_SUITE.erl @@ -0,0 +1,481 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2019-2019. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +%% +%% This test suite is basically a "placeholder" for a proper test suite... +%% + +%% Run the entire test suite: +%% ts:run(emulator, net_SUITE, [batch]). +%% +%% Run a specific group: +%% ts:run(emulator, net_SUITE, {group, foo}, [batch]). +%% +%% Run a specific test case: +%% ts:run(emulator, net_SUITE, foo, [batch]). + +-module(net_SUITE). + +-include_lib("common_test/include/ct.hrl"). +-include_lib("common_test/include/ct_event.hrl"). + +%% Suite exports +-export([suite/0, all/0, groups/0]). +-export([init_per_suite/1, end_per_suite/1, + init_per_group/2, end_per_group/2, + init_per_testcase/2, end_per_testcase/2]). + +%% Test cases +-export([ + %% *** API Basic *** + api_b_gethostname/1, + api_b_name_and_addr_info/1, + + api_b_name_and_index/1 + + %% Tickets + ]). + + +%% -include("socket_test_evaluator.hrl"). + +%% Internal exports +%% -export([]). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +-define(SLEEP(T), receive after T -> ok end). + +-define(FAIL(R), exit(R)). + +-define(MINS(M), timer:minutes(M)). +-define(SECS(S), timer:seconds(S)). + +-define(TT(T), ct:timetrap(T)). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +suite() -> + [{ct_hooks,[ts_install_cth]}, + {timetrap,{minutes,1}}]. + +all() -> + Groups = [{api, "ENET_TEST_API", include}], + [use_group(Group, Env, Default) || {Group, Env, Default} <- Groups]. + +use_group(Group, Env, Default) -> + case os:getenv(Env) of + false when (Default =:= include) -> + [{group, Group}]; + false -> + []; + Val -> + case list_to_atom(string:to_lower(Val)) of + Use when (Use =:= include) orelse + (Use =:= enable) orelse + (Use =:= true) -> + [{group, Group}]; + _ -> + [] + end + end. + + +groups() -> + [{api, [], api_cases()}, + {api_basic, [], api_basic_cases()} + + %% {tickets, [], ticket_cases()} + ]. + +api_cases() -> + [ + {group, api_basic} + ]. + +api_basic_cases() -> + [ + api_b_gethostname, + api_b_name_and_addr_info, + api_b_name_and_index + ]. + +%% ticket_cases() -> +%% []. + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +init_per_suite(Config) -> + case os:type() of + {win32, _} -> + not_yet_implemented(); + _ -> + %% ?LOGGER:start(), + Config + end. + +end_per_suite(_) -> + %% ?LOGGER:stop(), + ok. + +init_per_group(_Group, Config) -> + Config. + +end_per_group(_Group, Config) -> + Config. + + +init_per_testcase(_TC, Config) -> + Config. + +end_per_testcase(_TC, Config) -> + Config. + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% %% +%% API BASIC %% +%% %% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Get the hostname of the host. +api_b_gethostname(suite) -> + []; +api_b_gethostname(doc) -> + []; +api_b_gethostname(_Config) when is_list(_Config) -> + ?TT(?SECS(5)), + tc_try(api_b_gethostname, + fun() -> + ok = api_b_gethostname() + end). + + +api_b_gethostname() -> + case net:gethostname() of + {ok, Hostname} -> + i("hostname: ~s", [Hostname]), + ok; + {error, Reason} -> + ?FAIL(Reason) + end. + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Get name and address info. +api_b_name_and_addr_info(suite) -> + []; +api_b_name_and_addr_info(doc) -> + []; +api_b_name_and_addr_info(_Config) when is_list(_Config) -> + ?TT(?SECS(5)), + tc_try(api_b_name_and_addr_info, + fun() -> + ok = api_b_name_and_addr_info() + end). + + +api_b_name_and_addr_info() -> + Domain = inet, + Addr = which_local_addr(Domain), + SA = #{family => Domain, addr => Addr}, + Hostname = + case net:getnameinfo(SA) of + {ok, #{host := Name, service := Service} = NameInfo} + when is_list(Name) andalso is_list(Service) -> + i("getnameinfo: " + "~n ~p", [NameInfo]), + Name; + {ok, BadNameInfo} -> + ?FAIL({getnameinfo, SA, BadNameInfo}); + {error, Reason1} -> + ?FAIL({getnameinfo, SA, Reason1}) + end, + case net:getaddrinfo(Hostname) of + {ok, AddrInfos} when is_list(AddrInfos) -> + i("getaddrinfo: " + "~n ~p", [AddrInfos]), + verify_addr_info(AddrInfos, Domain); + {ok, BadAddrInfo} -> + ?FAIL({getaddrinfo, Hostname, BadAddrInfo}); + {error, Reason2} -> + ?FAIL({getaddrinfo, Hostname, Reason2}) + end. + + +verify_addr_info(AddrInfos, Domain) when (AddrInfos =/= []) -> + verify_addr_info2(AddrInfos, Domain). + +verify_addr_info2([], _Domain) -> + ok; +verify_addr_info2([#{addr := #{addr := Addr, + family := Domain, + port := Port}, + family := Domain, + type := _Type, + protocol := _Proto}|T], Domain) + when is_integer(Port) andalso + (((Domain =:= inet) andalso is_tuple(Addr) andalso (size(Addr) =:= 4)) orelse + ((Domain =:= inet6) andalso is_tuple(Addr) andalso (size(Addr) =:= 8))) -> + verify_addr_info2(T, Domain); +verify_addr_info2([#{family := DomainA}|T], DomainB) + when (DomainA =/= DomainB) -> + %% Ignore entries for other domains + verify_addr_info2(T, DomainB); +verify_addr_info2([BadAddrInfo|_], Domain) -> + ?FAIL({bad_address_info, BadAddrInfo, Domain}). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Verify (interface) name and index functions. +%% if_names/0, +%% if_name2index/1 +%% if_index2name/1 +api_b_name_and_index(suite) -> + []; +api_b_name_and_index(doc) -> + []; +api_b_name_and_index(_Config) when is_list(_Config) -> + ?TT(?SECS(5)), + tc_try(api_b_name_and_index, + fun() -> + ok = api_b_name_and_index() + end). + + +api_b_name_and_index() -> + Names = + case net:if_names() of + {ok, N} when is_list(N) andalso (N =/= []) -> + N; + {error, Reason} -> + ?FAIL({if_names, Reason}) + end, + verify_if_names(Names). + +verify_if_names([]) -> + ok; +verify_if_names([{Index, Name}|T]) -> + case net:if_name2index(Name) of + {ok, Index} -> + ok; + {ok, BadIndex} -> + ?FAIL({name2index, Name, Index, BadIndex}); + {error, ReasonN2I} -> + ?FAIL({name2index, Name, ReasonN2I}) + end, + case net:if_index2name(Index) of + {ok, Name} -> + ok; + {ok, BadName} -> + ?FAIL({index2name, Index, Name, BadName}); + {error, ReasonI2N} -> + ?FAIL({index2name, Index, ReasonI2N}) + end, + verify_if_names(T). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% local_host() -> +%% try net_adm:localhost() of +%% Host when is_list(Host) -> +%% %% Convert to shortname if long +%% case string:tokens(Host, [$.]) of +%% [H|_] -> +%% list_to_atom(H) +%% end +%% catch +%% C:E:S -> +%% erlang:raise(C, E, S) +%% end. + + +%% This gets the local address (not 127.0...) +%% We should really implement this using the (new) net module, +%% but until that gets the necessary functionality... +which_local_addr(Domain) -> + case inet:getifaddrs() of + {ok, IFL} -> + which_addr(Domain, IFL); + {error, Reason} -> + ?FAIL({inet, getifaddrs, Reason}) + end. + +which_addr(_Domain, []) -> + skip(no_address); +which_addr(Domain, [{"lo" ++ _, _}|IFL]) -> + which_addr(Domain, IFL); +which_addr(Domain, [{_Name, IFO}|IFL]) -> + case which_addr2(Domain, IFO) of + {ok, Addr} -> + Addr; + {error, no_address} -> + which_addr(Domain, IFL) + end; +which_addr(Domain, [_|IFL]) -> + which_addr(Domain, IFL). + +which_addr2(_Domain, []) -> + {error, no_address}; +which_addr2(inet = _Domain, [{addr, Addr}|_IFO]) when (size(Addr) =:= 4) -> + {ok, Addr}; +which_addr2(inet6 = _Domain, [{addr, Addr}|_IFO]) when (size(Addr) =:= 8) -> + {ok, Addr}; +which_addr2(Domain, [_|IFO]) -> + which_addr2(Domain, IFO). + + + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +not_yet_implemented() -> + skip("not yet implemented"). + +skip(Reason) -> + throw({skip, Reason}). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% t() -> +%% os:timestamp(). + + +%% tdiff({A1, B1, C1} = _T1x, {A2, B2, C2} = _T2x) -> +%% T1 = A1*1000000000+B1*1000+(C1 div 1000), +%% T2 = A2*1000000000+B2*1000+(C2 div 1000), +%% T2 - T1. + + +formated_timestamp() -> + format_timestamp(os:timestamp()). + +format_timestamp({_N1, _N2, _N3} = TS) -> + {_Date, Time} = calendar:now_to_local_time(TS), + %% {YYYY,MM,DD} = Date, + {Hour,Min,Sec} = Time, + %% FormatTS = + %% io_lib:format("~.4w-~.2.0w-~.2.0w ~.2.0w:~.2.0w:~.2.0w.~w", + %% [YYYY, MM, DD, Hour, Min, Sec, N3]), + FormatTS = io_lib:format("~.2.0w:~.2.0w:~.2.0w", [Hour, Min, Sec]), + lists:flatten(FormatTS). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +set_tc_name(N) when is_atom(N) -> + set_tc_name(atom_to_list(N)); +set_tc_name(N) when is_list(N) -> + put(tc_name, N). + +%% get_tc_name() -> +%% get(tc_name). + +tc_begin(TC) -> + set_tc_name(TC), + tc_print("begin ***", + "~n----------------------------------------------------~n", ""). + +tc_end(Result) when is_list(Result) -> + tc_print("done: ~s", [Result], + "", "----------------------------------------------------~n~n"), + ok. + + +tc_try(Case, Fun) when is_atom(Case) andalso is_function(Fun, 0) -> + tc_begin(Case), + try + begin + Fun(), + ?SLEEP(?SECS(1)), + tc_end("ok") + end + catch + throw:{skip, _} = SKIP -> + tc_end("skipping"), + SKIP; + Class:Error:Stack -> + tc_end("failed"), + erlang:raise(Class, Error, Stack) + end. + + +tc_print(F, Before, After) -> + tc_print(F, [], Before, After). + +tc_print(F, A, Before, After) -> + Name = tc_which_name(), + FStr = f("*** [~s][~s][~p] " ++ F ++ "~n", + [formated_timestamp(),Name,self()|A]), + io:format(user, Before ++ FStr ++ After, []). + +tc_which_name() -> + case get(tc_name) of + undefined -> + case get(sname) of + undefined -> + ""; + SName when is_list(SName) -> + SName + end; + Name when is_list(Name) -> + Name + end. + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% l2a(S) when is_list(S) -> +%% list_to_atom(S). + +%% l2b(L) when is_list(L) -> +%% list_to_binary(L). + +%% b2l(B) when is_binary(B) -> +%% binary_to_list(B). + +f(F, A) -> + lists:flatten(io_lib:format(F, A)). + + +%% i(F) -> +%% i(F, []). + +i(F, A) -> + FStr = f("[~s] " ++ F, [formated_timestamp()|A]), + io:format(user, FStr ++ "~n", []), + io:format(FStr, []). + diff --git a/erts/emulator/test/nif_SUITE.erl b/erts/emulator/test/nif_SUITE.erl index 0d0930e124..2309f844b9 100644 --- a/erts/emulator/test/nif_SUITE.erl +++ b/erts/emulator/test/nif_SUITE.erl @@ -64,7 +64,9 @@ nif_phash2/1, nif_whereis/1, nif_whereis_parallel/1, nif_whereis_threaded/1, nif_whereis_proxy/1, - nif_ioq/1 + nif_ioq/1, + pid/1, + nif_term_type/1 ]). -export([many_args_100/100]). @@ -103,7 +105,9 @@ all() -> nif_internal_hash_salted, nif_phash2, nif_whereis, nif_whereis_parallel, nif_whereis_threaded, - nif_ioq]. + nif_ioq, + pid, + nif_term_type]. groups() -> [{G, [], api_repeaters()} || G <- api_groups()] @@ -822,8 +826,11 @@ demonitor_process(Config) -> end), R_ptr = alloc_monitor_resource_nif(), {0,MonBin1} = monitor_process_nif(R_ptr, Pid, true, self()), + MonTerm1 = make_monitor_term_nif(MonBin1), [R_ptr] = monitored_by(Pid), {0,MonBin2} = monitor_process_nif(R_ptr, Pid, true, self()), + MonTerm2 = make_monitor_term_nif(MonBin2), + true = (MonTerm1 =/= MonTerm2), [R_ptr, R_ptr] = monitored_by(Pid), 0 = demonitor_process_nif(R_ptr, MonBin1), [R_ptr] = monitored_by(Pid), @@ -837,6 +844,10 @@ demonitor_process(Config) -> {R_ptr, _, 1} = last_resource_dtor_call(), [] = monitored_by(Pid), Pid ! return, + + erlang:garbage_collect(), + true = (MonTerm1 =/= MonTerm2), + io:format("MonTerm1 = ~p\nMonTerm2 = ~p\n", [MonTerm1, MonTerm2]), ok. @@ -1208,6 +1219,15 @@ maps(Config) when is_list(Config) -> M2 = maps_from_list_nif(maps:to_list(M2)), M3 = maps_from_list_nif(maps:to_list(M3)), + %% Test different map sizes (OTP-15567) + repeat_while(fun({35,_}) -> false; + ({K,Map}) -> + Map = maps_from_list_nif(maps:to_list(Map)), + Map = maps:filter(fun(K,V) -> V =:= K*100 end, Map), + {K+1, maps:put(K,K*100,Map)} + end, + {1,#{}}), + has_duplicate_keys = maps_from_list_nif([{1,1},{1,1}]), verify_tmpmem(TmpMem), @@ -2504,6 +2524,13 @@ repeat(0, _, Arg) -> repeat(N, Fun, Arg0) -> repeat(N-1, Fun, Fun(Arg0)). +repeat_while(Fun, Acc0) -> + case Fun(Acc0) of + false -> ok; + Acc1 -> + repeat_while(Fun, Acc1) + end. + check(Exp,Got,Line) -> case Got of Exp -> Exp; @@ -3344,6 +3371,65 @@ make_unaligned_binary(Bin0) -> <<0:3,Bin:Size/binary,31:5>> = id(<<0:3,Bin0/binary,31:5>>), Bin. +pid(Config) -> + ensure_lib_loaded(Config), + Self = self(), + {true, ErlNifPid} = get_local_pid_nif(Self), + false = is_pid_undefined_nif(ErlNifPid), + Self = make_pid_nif(ErlNifPid), + + UndefPid = set_pid_undefined_nif(), + true = is_pid_undefined_nif(UndefPid), + undefined = make_pid_nif(UndefPid), + 0 = send_term(UndefPid, message), + + Other = spawn(fun() -> ok end), + {true,OtherNifPid} = get_local_pid_nif(Other), + Cmp = compare_pids_nif(ErlNifPid, OtherNifPid), + true = if Cmp < 0 -> Self < Other; + Cmp > 0 -> Self > Other + end, + 0 = compare_pids_nif(ErlNifPid, ErlNifPid), + + {false, _} = get_local_pid_nif(undefined), + ok. + +nif_term_type(Config) -> + ensure_lib_loaded(Config), + + atom = term_type_nif(atom), + + bitstring = term_type_nif(<<1:1>>), + bitstring = term_type_nif(<<1:8>>), + + float = term_type_nif(0.0), + + 'fun' = term_type_nif(fun external:function/1), + 'fun' = term_type_nif(fun(A) -> A end), + 'fun' = term_type_nif(fun id/1), + + integer = term_type_nif(1 bsl 1024), %Bignum. + integer = term_type_nif(1), + + list = term_type_nif([list]), + list = term_type_nif([]), + + LargeMap = maps:from_list([{N, N} || N <- lists:seq(1, 256)]), + map = term_type_nif(LargeMap), + map = term_type_nif(#{ small => map }), + + pid = term_type_nif(self()), + + Port = open_port({spawn,echo_drv},[eof]), + port = term_type_nif(Port), + port_close(Port), + + reference = term_type_nif(make_ref()), + + tuple = term_type_nif({}), + + ok. + id(I) -> I. %% The NIFs: @@ -3421,6 +3507,7 @@ alloc_monitor_resource_nif() -> ?nif_stub. monitor_process_nif(_,_,_,_) -> ?nif_stub. demonitor_process_nif(_,_) -> ?nif_stub. compare_monitors_nif(_,_) -> ?nif_stub. +make_monitor_term_nif(_) -> ?nif_stub. monitor_frenzy_nif(_,_,_,_) -> ?nif_stub. ioq_nif(_) -> ?nif_stub. ioq_nif(_,_) -> ?nif_stub. @@ -3451,5 +3538,13 @@ convert_time_unit(_,_,_) -> ?nif_stub. now_time() -> ?nif_stub. cpu_time() -> ?nif_stub. +get_local_pid_nif(_) -> ?nif_stub. +make_pid_nif(_) -> ?nif_stub. +set_pid_undefined_nif() -> ?nif_stub. +is_pid_undefined_nif(_) -> ?nif_stub. +compare_pids_nif(_, _) -> ?nif_stub. + +term_type_nif(_) -> ?nif_stub. + nif_stub_error(Line) -> exit({nif_not_loaded,module,?MODULE,line,Line}). diff --git a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c index 21af4b05b3..1906384af4 100644 --- a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c +++ b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c @@ -1882,12 +1882,23 @@ static ERL_NIF_TERM copy_blob(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[ return enif_make_copy(env, mti.p->blob); } +static int get_pidbin(ErlNifEnv* env, ERL_NIF_TERM pidbin, ErlNifPid* pid) +{ + ErlNifBinary bin; + + if (!enif_inspect_binary(env, pidbin, &bin) || bin.size != sizeof(ErlNifPid)) + return 0; + + memcpy(pid, bin.data, bin.size); + return 1; +} + static ERL_NIF_TERM send_term(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) { ErlNifEnv* menv; ErlNifPid pid; int ret; - if (!enif_get_local_pid(env, argv[0], &pid)) { + if (!enif_get_local_pid(env, argv[0], &pid) && !get_pidbin(env, argv[0], &pid)) { return enif_make_badarg(env); } menv = enif_alloc_env(); @@ -2847,6 +2858,16 @@ static ERL_NIF_TERM compare_monitors_nif(ErlNifEnv* env, int argc, const ERL_NIF return enif_make_int(env, enif_compare_monitors(&m1, &m2)); } +static ERL_NIF_TERM make_monitor_term_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + ErlNifMonitor m; + if (!get_monitor(env, argv[0], &m)) { + return enif_make_badarg(env); + } + + return enif_make_monitor_term(env, &m); +} + /*********** monitor_frenzy ************/ @@ -3503,6 +3524,95 @@ static ERL_NIF_TERM ioq(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) return enif_make_badarg(env); } +static ERL_NIF_TERM make_bool(ErlNifEnv* env, int bool) +{ + return bool ? atom_true : atom_false; +} + +static ERL_NIF_TERM get_local_pid_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + ErlNifPid pid; + ERL_NIF_TERM pid_bin; + int ret = enif_get_local_pid(env, argv[0], &pid); + + memcpy(enif_make_new_binary(env, sizeof(ErlNifPid), &pid_bin), + &pid, sizeof(ErlNifPid)); + + return enif_make_tuple2(env, make_bool(env, ret), pid_bin); +} + +static ERL_NIF_TERM make_pid_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + ErlNifPid pid; + + if (!get_pidbin(env, argv[0], &pid)) + return enif_make_badarg(env); + + return enif_make_pid(env, &pid); +} + +static ERL_NIF_TERM set_pid_undefined_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + ErlNifPid pid; + ERL_NIF_TERM pid_bin; + + enif_set_pid_undefined(&pid); + memcpy(enif_make_new_binary(env, sizeof(ErlNifPid), &pid_bin), + &pid, sizeof(ErlNifPid)); + + return pid_bin; +} + +static ERL_NIF_TERM is_pid_undefined_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + ErlNifPid pid; + + if (!get_pidbin(env, argv[0], &pid)) + return enif_make_badarg(env); + + return make_bool(env, enif_is_pid_undefined(&pid)); +} + +static ERL_NIF_TERM compare_pids_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + ErlNifPid a, b; + + if (!get_pidbin(env, argv[0], &a) || !get_pidbin(env, argv[1], &b)) + return enif_make_badarg(env); + + return enif_make_int(env, enif_compare_pids(&a, &b)); +} + +static ERL_NIF_TERM term_type_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + switch (enif_term_type(env, argv[0])) { + case ERL_NIF_TERM_TYPE_ATOM: + return enif_make_atom(env, "atom"); + case ERL_NIF_TERM_TYPE_BITSTRING: + return enif_make_atom(env, "bitstring"); + case ERL_NIF_TERM_TYPE_FLOAT: + return enif_make_atom(env, "float"); + case ERL_NIF_TERM_TYPE_FUN: + return enif_make_atom(env, "fun"); + case ERL_NIF_TERM_TYPE_INTEGER: + return enif_make_atom(env, "integer"); + case ERL_NIF_TERM_TYPE_LIST: + return enif_make_atom(env, "list"); + case ERL_NIF_TERM_TYPE_MAP: + return enif_make_atom(env, "map"); + case ERL_NIF_TERM_TYPE_PID: + return enif_make_atom(env, "pid"); + case ERL_NIF_TERM_TYPE_PORT: + return enif_make_atom(env, "port"); + case ERL_NIF_TERM_TYPE_REFERENCE: + return enif_make_atom(env, "reference"); + case ERL_NIF_TERM_TYPE_TUPLE: + return enif_make_atom(env, "tuple"); + default: + return enif_make_badarg(env); + } +} + static ErlNifFunc nif_funcs[] = { {"lib_version", 0, lib_version}, @@ -3596,6 +3706,7 @@ static ErlNifFunc nif_funcs[] = {"monitor_process_nif", 4, monitor_process_nif}, {"demonitor_process_nif", 2, demonitor_process_nif}, {"compare_monitors_nif", 2, compare_monitors_nif}, + {"make_monitor_term_nif", 1, make_monitor_term_nif}, {"monitor_frenzy_nif", 4, monitor_frenzy_nif}, {"whereis_send", 3, whereis_send}, {"whereis_term", 2, whereis_term}, @@ -3604,7 +3715,13 @@ static ErlNifFunc nif_funcs[] = {"ioq_nif", 1, ioq}, {"ioq_nif", 2, ioq}, {"ioq_nif", 3, ioq}, - {"ioq_nif", 4, ioq} + {"ioq_nif", 4, ioq}, + {"get_local_pid_nif", 1, get_local_pid_nif}, + {"make_pid_nif", 1, make_pid_nif}, + {"set_pid_undefined_nif", 0, set_pid_undefined_nif}, + {"is_pid_undefined_nif", 1, is_pid_undefined_nif}, + {"compare_pids_nif", 2, compare_pids_nif}, + {"term_type_nif", 1, term_type_nif} }; ERL_NIF_INIT(nif_SUITE,nif_funcs,load,NULL,upgrade,unload) diff --git a/erts/emulator/test/node_container_SUITE.erl b/erts/emulator/test/node_container_SUITE.erl index b3d8f9584d..ef4635a6f5 100644 --- a/erts/emulator/test/node_container_SUITE.erl +++ b/erts/emulator/test/node_container_SUITE.erl @@ -71,25 +71,10 @@ init_per_suite(Config) -> end_per_suite(_Config) -> erts_debug:set_internal_state(available_internal_state, true), erts_debug:set_internal_state(node_tab_delayed_delete, -1), %% restore original value - available_internal_state(false). - -available_internal_state(Bool) when Bool == true; Bool == false -> - case {Bool, - (catch erts_debug:get_internal_state(available_internal_state))} of - {true, true} -> - true; - {false, true} -> - erts_debug:set_internal_state(available_internal_state, false), - true; - {true, _} -> - erts_debug:set_internal_state(available_internal_state, true), - false; - {false, _} -> - false - end. + erts_test_utils:available_internal_state(false). init_per_testcase(_Case, Config) when is_list(Config) -> - available_internal_state(true), + erts_test_utils:available_internal_state(true), Config. end_per_testcase(_Case, Config) when is_list(Config) -> @@ -928,9 +913,9 @@ id(X) -> -define(ND_REFS, erts_debug:get_internal_state(node_and_dist_references)). node_container_refc_check(Node) when is_atom(Node) -> - AIS = available_internal_state(true), + AIS = erts_test_utils:available_internal_state(true), nc_refc_check(Node), - available_internal_state(AIS). + erts_test_utils:available_internal_state(AIS). nc_refc_check(Node) when is_atom(Node) -> Ref = make_ref(), diff --git a/erts/emulator/test/persistent_term_SUITE.erl b/erts/emulator/test/persistent_term_SUITE.erl index 58038e24b7..93eb026ced 100644 --- a/erts/emulator/test/persistent_term_SUITE.erl +++ b/erts/emulator/test/persistent_term_SUITE.erl @@ -6,7 +6,7 @@ %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. %% You may obtain a copy of the License at -%5 +%% %% http://www.apache.org/licenses/LICENSE-2.0 %% %% Unless required by applicable law or agreed to in writing, software @@ -60,7 +60,8 @@ basic(_Config) -> Key = {?MODULE,{key,I}}, true = persistent_term:erase(Key), false = persistent_term:erase(Key), - {'EXIT',{badarg,_}} = (catch persistent_term:get(Key)) + {'EXIT',{badarg,_}} = (catch persistent_term:get(Key)), + {not_present,Key} = persistent_term:get(Key, {not_present,Key}) end || I <- Seq], [] = [P || {{?MODULE,_},_}=P <- pget(Chk)], chk(Chk). diff --git a/erts/emulator/test/socket_SUITE.erl b/erts/emulator/test/socket_SUITE.erl new file mode 100644 index 0000000000..8a32efcd85 --- /dev/null +++ b/erts/emulator/test/socket_SUITE.erl @@ -0,0 +1,17992 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2019. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +%% There are some environment variables that can be used to "manipulate" +%% the test suite: +%% +%% Variable that controls which 'groups' are to run (with default values) +%% +%% ESOCK_TEST_API: include +%% ESOCK_TEST_SOCK_CLOSE: include +%% ESOCK_TEST_TRAFFIC: include +%% ESOCK_TEST_TTEST: exclude +%% +%% Defines the runtime of the ttest cases +%% (This is the time during which "measurement" is performed. +%% the actual time it takes for the test case to complete +%% will be longer) +%% +%% ESOCK_TEST_TTEST_RUNTIME: 10 seconds +%% Format of values: <integer>[<unit>] +%% Where unit is: ms | s | m +%% ms - milli seconds +%% s - seconds (default) +%% m - minutes +%% + +%% Run the entire test suite: +%% ts:run(emulator, socket_SUITE, [batch]). +%% +%% Run a specific group: +%% ts:run(emulator, socket_SUITE, {group, foo}, [batch]). +%% +%% Run a specific test case: +%% ts:run(emulator, socket_SUITE, foo, [batch]). + +-module(socket_SUITE). + +-include_lib("common_test/include/ct.hrl"). +-include_lib("common_test/include/ct_event.hrl"). + +%% Suite exports +-export([suite/0, all/0, groups/0]). +-export([init_per_suite/1, end_per_suite/1, + init_per_group/2, end_per_group/2, + init_per_testcase/2, end_per_testcase/2]). + +%% Test cases +-export([ + %% *** API Basic *** + api_b_open_and_close_udp4/1, + api_b_open_and_close_tcp4/1, + api_b_sendto_and_recvfrom_udp4/1, + api_b_sendmsg_and_recvmsg_udp4/1, + api_b_send_and_recv_tcp4/1, + api_b_sendmsg_and_recvmsg_tcp4/1, + + %% *** API Options *** + api_opt_simple_otp_options/1, + api_opt_simple_otp_rcvbuf_option/1, + api_opt_simple_otp_controlling_process/1, + + %% *** API Operation Timeout *** + api_to_connect_tcp4/1, + api_to_connect_tcp6/1, + api_to_accept_tcp4/1, + api_to_accept_tcp6/1, + api_to_maccept_tcp4/1, + api_to_maccept_tcp6/1, + api_to_send_tcp4/1, + api_to_send_tcp6/1, + api_to_sendto_udp4/1, + api_to_sendto_udp6/1, + api_to_sendmsg_tcp4/1, + api_to_sendmsg_tcp6/1, + api_to_recv_udp4/1, + api_to_recv_udp6/1, + api_to_recv_tcp4/1, + api_to_recv_tcp6/1, + api_to_recvfrom_udp4/1, + api_to_recvfrom_udp6/1, + api_to_recvmsg_udp4/1, + api_to_recvmsg_udp6/1, + api_to_recvmsg_tcp4/1, + api_to_recvmsg_tcp6/1, + + %% *** Socket Closure *** + sc_cpe_socket_cleanup_tcp4/1, + sc_cpe_socket_cleanup_tcp6/1, + sc_cpe_socket_cleanup_udp4/1, + sc_cpe_socket_cleanup_udp6/1, + + sc_lc_recv_response_tcp4/1, + sc_lc_recv_response_tcp6/1, + sc_lc_recvfrom_response_udp4/1, + sc_lc_recvfrom_response_udp6/1, + sc_lc_recvmsg_response_tcp4/1, + sc_lc_recvmsg_response_tcp6/1, + sc_lc_recvmsg_response_udp4/1, + sc_lc_recvmsg_response_udp6/1, + sc_lc_acceptor_response_tcp4/1, + sc_lc_acceptor_response_tcp6/1, + + sc_rc_recv_response_tcp4/1, + sc_rc_recv_response_tcp6/1, + sc_rc_recvmsg_response_tcp4/1, + sc_rc_recvmsg_response_tcp6/1, + + sc_rs_recv_send_shutdown_receive_tcp4/1, + sc_rs_recv_send_shutdown_receive_tcp6/1, + sc_rs_recvmsg_send_shutdown_receive_tcp4/1, + sc_rs_recvmsg_send_shutdown_receive_tcp6/1, + + %% *** Traffic *** + traffic_send_and_recv_chunks_tcp4/1, + traffic_send_and_recv_chunks_tcp6/1, + + traffic_ping_pong_small_send_and_recv_tcp4/1, + traffic_ping_pong_small_send_and_recv_tcp6/1, + traffic_ping_pong_medium_send_and_recv_tcp4/1, + traffic_ping_pong_medium_send_and_recv_tcp6/1, + traffic_ping_pong_large_send_and_recv_tcp4/1, + traffic_ping_pong_large_send_and_recv_tcp6/1, + + traffic_ping_pong_small_sendto_and_recvfrom_udp4/1, + traffic_ping_pong_small_sendto_and_recvfrom_udp6/1, + traffic_ping_pong_medium_sendto_and_recvfrom_udp4/1, + traffic_ping_pong_medium_sendto_and_recvfrom_udp6/1, + + traffic_ping_pong_small_sendmsg_and_recvmsg_tcp4/1, + traffic_ping_pong_small_sendmsg_and_recvmsg_tcp6/1, + traffic_ping_pong_medium_sendmsg_and_recvmsg_tcp4/1, + traffic_ping_pong_medium_sendmsg_and_recvmsg_tcp6/1, + traffic_ping_pong_large_sendmsg_and_recvmsg_tcp4/1, + traffic_ping_pong_large_sendmsg_and_recvmsg_tcp6/1, + + traffic_ping_pong_small_sendmsg_and_recvmsg_udp4/1, + traffic_ping_pong_small_sendmsg_and_recvmsg_udp6/1, + traffic_ping_pong_medium_sendmsg_and_recvmsg_udp4/1, + traffic_ping_pong_medium_sendmsg_and_recvmsg_udp6/1, + + %% *** Time Test *** + %% Server: transport = gen_tcp, active = false + %% Client: transport = gen_tcp + ttest_sgenf_cgenf_small_tcp4/1, + ttest_sgenf_cgenf_small_tcp6/1, + ttest_sgenf_cgenf_medium_tcp4/1, + ttest_sgenf_cgenf_medium_tcp6/1, + ttest_sgenf_cgenf_large_tcp4/1, + ttest_sgenf_cgenf_large_tcp6/1, + + ttest_sgenf_cgeno_small_tcp4/1, + ttest_sgenf_cgeno_small_tcp6/1, + ttest_sgenf_cgeno_medium_tcp4/1, + ttest_sgenf_cgeno_medium_tcp6/1, + ttest_sgenf_cgeno_large_tcp4/1, + ttest_sgenf_cgeno_large_tcp6/1, + + ttest_sgenf_cgent_small_tcp4/1, + ttest_sgenf_cgent_small_tcp6/1, + ttest_sgenf_cgent_medium_tcp4/1, + ttest_sgenf_cgent_medium_tcp6/1, + ttest_sgenf_cgent_large_tcp4/1, + ttest_sgenf_cgent_large_tcp6/1, + + %% Server: transport = gen_tcp, active = false + %% Client: transport = socket(tcp) + ttest_sgenf_csockf_small_tcp4/1, + ttest_sgenf_csockf_small_tcp6/1, + ttest_sgenf_csockf_medium_tcp4/1, + ttest_sgenf_csockf_medium_tcp6/1, + ttest_sgenf_csockf_large_tcp4/1, + ttest_sgenf_csockf_large_tcp6/1, + + ttest_sgenf_csocko_small_tcp4/1, + ttest_sgenf_csocko_small_tcp6/1, + ttest_sgenf_csocko_medium_tcp4/1, + ttest_sgenf_csocko_medium_tcp6/1, + ttest_sgenf_csocko_large_tcp4/1, + ttest_sgenf_csocko_large_tcp6/1, + + ttest_sgenf_csockt_small_tcp4/1, + ttest_sgenf_csockt_small_tcp6/1, + ttest_sgenf_csockt_medium_tcp4/1, + ttest_sgenf_csockt_medium_tcp6/1, + ttest_sgenf_csockt_large_tcp4/1, + ttest_sgenf_csockt_large_tcp6/1, + + %% Server: transport = gen_tcp, active = once + %% Client: transport = gen_tcp + ttest_sgeno_cgenf_small_tcp4/1, + ttest_sgeno_cgenf_small_tcp6/1, + ttest_sgeno_cgenf_medium_tcp4/1, + ttest_sgeno_cgenf_medium_tcp6/1, + ttest_sgeno_cgenf_large_tcp4/1, + ttest_sgeno_cgenf_large_tcp6/1, + + ttest_sgeno_cgeno_small_tcp4/1, + ttest_sgeno_cgeno_small_tcp6/1, + ttest_sgeno_cgeno_medium_tcp4/1, + ttest_sgeno_cgeno_medium_tcp6/1, + ttest_sgeno_cgeno_large_tcp4/1, + ttest_sgeno_cgeno_large_tcp6/1, + + ttest_sgeno_cgent_small_tcp4/1, + ttest_sgeno_cgent_small_tcp6/1, + ttest_sgeno_cgent_medium_tcp4/1, + ttest_sgeno_cgent_medium_tcp6/1, + ttest_sgeno_cgent_large_tcp4/1, + ttest_sgeno_cgent_large_tcp6/1, + + %% Server: transport = gen_tcp, active = once + %% Client: transport = socket(tcp) + ttest_sgeno_csockf_small_tcp4/1, + ttest_sgeno_csockf_small_tcp6/1, + ttest_sgeno_csockf_medium_tcp4/1, + ttest_sgeno_csockf_medium_tcp6/1, + ttest_sgeno_csockf_large_tcp4/1, + ttest_sgeno_csockf_large_tcp6/1, + + ttest_sgeno_csocko_small_tcp4/1, + ttest_sgeno_csocko_small_tcp6/1, + ttest_sgeno_csocko_medium_tcp4/1, + ttest_sgeno_csocko_medium_tcp6/1, + ttest_sgeno_csocko_large_tcp4/1, + ttest_sgeno_csocko_large_tcp6/1, + + ttest_sgeno_csockt_small_tcp4/1, + ttest_sgeno_csockt_small_tcp6/1, + ttest_sgeno_csockt_medium_tcp4/1, + ttest_sgeno_csockt_medium_tcp6/1, + ttest_sgeno_csockt_large_tcp4/1, + ttest_sgeno_csockt_large_tcp6/1, + + %% Server: transport = gen_tcp, active = true + %% Client: transport = gen_tcp + ttest_sgent_cgenf_small_tcp4/1, + ttest_sgent_cgenf_small_tcp6/1, + ttest_sgent_cgenf_medium_tcp4/1, + ttest_sgent_cgenf_medium_tcp6/1, + ttest_sgent_cgenf_large_tcp4/1, + ttest_sgent_cgenf_large_tcp6/1, + + ttest_sgent_cgeno_small_tcp4/1, + ttest_sgent_cgeno_small_tcp6/1, + ttest_sgent_cgeno_medium_tcp4/1, + ttest_sgent_cgeno_medium_tcp6/1, + ttest_sgent_cgeno_large_tcp4/1, + ttest_sgent_cgeno_large_tcp6/1, + + ttest_sgent_cgent_small_tcp4/1, + ttest_sgent_cgent_small_tcp6/1, + ttest_sgent_cgent_medium_tcp4/1, + ttest_sgent_cgent_medium_tcp6/1, + ttest_sgent_cgent_large_tcp4/1, + ttest_sgent_cgent_large_tcp6/1, + + %% Server: transport = gen_tcp, active = true + %% Client: transport = socket(tcp) + ttest_sgent_csockf_small_tcp4/1, + ttest_sgent_csockf_small_tcp6/1, + ttest_sgent_csockf_medium_tcp4/1, + ttest_sgent_csockf_medium_tcp6/1, + ttest_sgent_csockf_large_tcp4/1, + ttest_sgent_csockf_large_tcp6/1, + + ttest_sgent_csocko_small_tcp4/1, + ttest_sgent_csocko_small_tcp6/1, + ttest_sgent_csocko_medium_tcp4/1, + ttest_sgent_csocko_medium_tcp6/1, + ttest_sgent_csocko_large_tcp4/1, + ttest_sgent_csocko_large_tcp6/1, + + ttest_sgent_csockt_small_tcp4/1, + ttest_sgent_csockt_small_tcp6/1, + ttest_sgent_csockt_medium_tcp4/1, + ttest_sgent_csockt_medium_tcp6/1, + ttest_sgent_csockt_large_tcp4/1, + ttest_sgent_csockt_large_tcp6/1, + + %% Server: transport = socket(tcp), active = false + %% Client: transport = gen_tcp + ttest_ssockf_cgenf_small_tcp4/1, + ttest_ssockf_cgenf_small_tcp6/1, + ttest_ssockf_cgenf_medium_tcp4/1, + ttest_ssockf_cgenf_medium_tcp6/1, + ttest_ssockf_cgenf_large_tcp4/1, + ttest_ssockf_cgenf_large_tcp6/1, + + ttest_ssockf_cgeno_small_tcp4/1, + ttest_ssockf_cgeno_small_tcp6/1, + ttest_ssockf_cgeno_medium_tcp4/1, + ttest_ssockf_cgeno_medium_tcp6/1, + ttest_ssockf_cgeno_large_tcp4/1, + ttest_ssockf_cgeno_large_tcp6/1, + + ttest_ssockf_cgent_small_tcp4/1, + ttest_ssockf_cgent_small_tcp6/1, + ttest_ssockf_cgent_medium_tcp4/1, + ttest_ssockf_cgent_medium_tcp6/1, + ttest_ssockf_cgent_large_tcp4/1, + ttest_ssockf_cgent_large_tcp6/1, + + %% Server: transport = socket(tcp), active = false + %% Client: transport = socket(tcp) + ttest_ssockf_csockf_small_tcp4/1, + ttest_ssockf_csockf_small_tcp6/1, + ttest_ssockf_csockf_medium_tcp4/1, + ttest_ssockf_csockf_medium_tcp6/1, + ttest_ssockf_csockf_large_tcp4/1, + ttest_ssockf_csockf_large_tcp6/1, + + ttest_ssockf_csocko_small_tcp4/1, + ttest_ssockf_csocko_small_tcp6/1, + ttest_ssockf_csocko_medium_tcp4/1, + ttest_ssockf_csocko_medium_tcp6/1, + ttest_ssockf_csocko_large_tcp4/1, + ttest_ssockf_csocko_large_tcp6/1, + + ttest_ssockf_csockt_small_tcp4/1, + ttest_ssockf_csockt_small_tcp6/1, + ttest_ssockf_csockt_medium_tcp4/1, + ttest_ssockf_csockt_medium_tcp6/1, + ttest_ssockf_csockt_large_tcp4/1, + ttest_ssockf_csockt_large_tcp6/1, + + %% Server: transport = socket(tcp), active = once + %% Client: transport = gen_tcp + ttest_ssocko_cgenf_small_tcp4/1, + ttest_ssocko_cgenf_small_tcp6/1, + ttest_ssocko_cgenf_medium_tcp4/1, + ttest_ssocko_cgenf_medium_tcp6/1, + ttest_ssocko_cgenf_large_tcp4/1, + ttest_ssocko_cgenf_large_tcp6/1, + + ttest_ssocko_cgeno_small_tcp4/1, + ttest_ssocko_cgeno_small_tcp6/1, + ttest_ssocko_cgeno_medium_tcp4/1, + ttest_ssocko_cgeno_medium_tcp6/1, + ttest_ssocko_cgeno_large_tcp4/1, + ttest_ssocko_cgeno_large_tcp6/1, + + ttest_ssocko_cgent_small_tcp4/1, + ttest_ssocko_cgent_small_tcp6/1, + ttest_ssocko_cgent_medium_tcp4/1, + ttest_ssocko_cgent_medium_tcp6/1, + ttest_ssocko_cgent_large_tcp4/1, + ttest_ssocko_cgent_large_tcp6/1, + + %% Server: transport = socket(tcp), active = once + %% Client: transport = socket(tcp) + ttest_ssocko_csockf_small_tcp4/1, + ttest_ssocko_csockf_small_tcp6/1, + ttest_ssocko_csockf_medium_tcp4/1, + ttest_ssocko_csockf_medium_tcp6/1, + ttest_ssocko_csockf_large_tcp4/1, + ttest_ssocko_csockf_large_tcp6/1, + + ttest_ssocko_csocko_small_tcp4/1, + ttest_ssocko_csocko_small_tcp6/1, + ttest_ssocko_csocko_medium_tcp4/1, + ttest_ssocko_csocko_medium_tcp6/1, + ttest_ssocko_csocko_large_tcp4/1, + ttest_ssocko_csocko_large_tcp6/1, + + ttest_ssocko_csockt_small_tcp4/1, + ttest_ssocko_csockt_small_tcp6/1, + ttest_ssocko_csockt_medium_tcp4/1, + ttest_ssocko_csockt_medium_tcp6/1, + ttest_ssocko_csockt_large_tcp4/1, + ttest_ssocko_csockt_large_tcp6/1, + + %% Server: transport = socket(tcp), active = true + %% Client: transport = gen_tcp + ttest_ssockt_cgenf_small_tcp4/1, + ttest_ssockt_cgenf_small_tcp6/1, + ttest_ssockt_cgenf_medium_tcp4/1, + ttest_ssockt_cgenf_medium_tcp6/1, + ttest_ssockt_cgenf_large_tcp4/1, + ttest_ssockt_cgenf_large_tcp6/1, + + ttest_ssockt_cgeno_small_tcp4/1, + ttest_ssockt_cgeno_small_tcp6/1, + ttest_ssockt_cgeno_medium_tcp4/1, + ttest_ssockt_cgeno_medium_tcp6/1, + ttest_ssockt_cgeno_large_tcp4/1, + ttest_ssockt_cgeno_large_tcp6/1, + + ttest_ssockt_cgent_small_tcp4/1, + ttest_ssockt_cgent_small_tcp6/1, + ttest_ssockt_cgent_medium_tcp4/1, + ttest_ssockt_cgent_medium_tcp6/1, + ttest_ssockt_cgent_large_tcp4/1, + ttest_ssockt_cgent_large_tcp6/1, + + %% Server: transport = socket(tcp), active = true + %% Client: transport = socket(tcp) + ttest_ssockt_csockf_small_tcp4/1, + ttest_ssockt_csockf_small_tcp6/1, + ttest_ssockt_csockf_medium_tcp4/1, + ttest_ssockt_csockf_medium_tcp6/1, + ttest_ssockt_csockf_large_tcp4/1, + ttest_ssockt_csockf_large_tcp6/1, + + ttest_ssockt_csocko_small_tcp4/1, + ttest_ssockt_csocko_small_tcp6/1, + ttest_ssockt_csocko_medium_tcp4/1, + ttest_ssockt_csocko_medium_tcp6/1, + ttest_ssockt_csocko_large_tcp4/1, + ttest_ssockt_csocko_large_tcp6/1, + + ttest_ssockt_csockt_small_tcp4/1, + ttest_ssockt_csockt_small_tcp6/1, + ttest_ssockt_csockt_medium_tcp4/1, + ttest_ssockt_csockt_medium_tcp6/1, + ttest_ssockt_csockt_large_tcp4/1, + ttest_ssockt_csockt_large_tcp6/1 + + %% Tickets + ]). + + +-include("socket_test_evaluator.hrl"). + +%% Internal exports +%% -export([]). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +-define(BASIC_REQ, <<"hejsan">>). +-define(BASIC_REP, <<"hoppsan">>). + +-define(DATA, <<"HOPPSAN">>). % Temporary +-define(FAIL(R), exit(R)). + +-define(SLEEP(T), receive after T -> ok end). + +-define(MINS(M), timer:minutes(M)). +-define(SECS(S), timer:seconds(S)). + +-define(TT(T), ct:timetrap(T)). + +-define(LIB, socket_test_lib). +-define(TTEST_LIB, socket_test_ttest_lib). +-define(LOGGER, socket_test_logger). + +-define(TPP_SMALL, lists:seq(1, 8)). +-define(TPP_MEDIUM, lists:flatten(lists:duplicate(1024, ?TPP_SMALL))). +-define(TPP_LARGE, lists:flatten(lists:duplicate(1024, ?TPP_MEDIUM))). + +-define(TPP_SMALL_NUM, 10000). +-define(TPP_MEDIUM_NUM, 1000). +-define(TPP_LARGE_NUM, 100). + +-define(TTEST_RUNTIME, ?SECS(10)). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +suite() -> + [{ct_hooks,[ts_install_cth]}, + {timetrap,{minutes,1}}]. + +all() -> + Groups = [{api, "ESOCK_TEST_API", include}, + {socket_closure, "ESOCK_TEST_SOCK_CLOSE", include}, + {traffic, "ESOCK_TEST_TRAFFIC", include}, + {ttest, "ESOCK_TEST_TTEST", exclude}], + [use_group(Group, Env, Default) || {Group, Env, Default} <- Groups]. + +use_group(Group, Env, Default) -> + case os:getenv(Env) of + false when (Default =:= include) -> + [{group, Group}]; + false -> + []; + Val -> + case list_to_atom(string:to_lower(Val)) of + Use when (Use =:= include) orelse + (Use =:= enable) orelse + (Use =:= true) -> + [{group, Group}]; + _ -> + [] + end + end. + + +groups() -> + [{api, [], api_cases()}, + {api_basic, [], api_basic_cases()}, + {api_options, [], api_options_cases()}, + {api_op_with_timeout, [], api_op_with_timeout_cases()}, + {socket_closure, [], socket_closure_cases()}, + {sc_ctrl_proc_exit, [], sc_cp_exit_cases()}, + {sc_local_close, [], sc_lc_cases()}, + {sc_remote_close, [], sc_rc_cases()}, + {sc_remote_shutdown, [], sc_rs_cases()}, + {traffic, [], traffic_cases()}, + {ttest, [], ttest_cases()}, + {ttest_sgenf, [], ttest_sgenf_cases()}, + {ttest_sgenf_cgen, [], ttest_sgenf_cgen_cases()}, + {ttest_sgenf_cgenf, [], ttest_sgenf_cgenf_cases()}, + {ttest_sgenf_cgeno, [], ttest_sgenf_cgeno_cases()}, + {ttest_sgenf_cgent, [], ttest_sgenf_cgent_cases()}, + {ttest_sgenf_csock, [], ttest_sgenf_csock_cases()}, + {ttest_sgenf_csockf, [], ttest_sgenf_csockf_cases()}, + {ttest_sgenf_csocko, [], ttest_sgenf_csocko_cases()}, + {ttest_sgenf_csockt, [], ttest_sgenf_csockt_cases()}, + {ttest_sgeno, [], ttest_sgeno_cases()}, + {ttest_sgeno_cgen, [], ttest_sgeno_cgen_cases()}, + {ttest_sgeno_cgenf, [], ttest_sgeno_cgenf_cases()}, + {ttest_sgeno_cgeno, [], ttest_sgeno_cgeno_cases()}, + {ttest_sgeno_cgent, [], ttest_sgeno_cgent_cases()}, + {ttest_sgeno_csock, [], ttest_sgeno_csock_cases()}, + {ttest_sgeno_csockf, [], ttest_sgeno_csockf_cases()}, + {ttest_sgeno_csocko, [], ttest_sgeno_csocko_cases()}, + {ttest_sgeno_csockt, [], ttest_sgeno_csockt_cases()}, + {ttest_sgent, [], ttest_sgent_cases()}, + {ttest_sgent_cgen, [], ttest_sgent_cgen_cases()}, + {ttest_sgent_cgenf, [], ttest_sgent_cgenf_cases()}, + {ttest_sgent_cgeno, [], ttest_sgent_cgeno_cases()}, + {ttest_sgent_cgent, [], ttest_sgent_cgent_cases()}, + {ttest_sgent_csock, [], ttest_sgent_csock_cases()}, + {ttest_sgent_csockf, [], ttest_sgent_csockf_cases()}, + {ttest_sgent_csocko, [], ttest_sgent_csocko_cases()}, + {ttest_sgent_csockt, [], ttest_sgent_csockt_cases()}, + {ttest_ssockf, [], ttest_ssockf_cases()}, + {ttest_ssockf_cgen, [], ttest_ssockf_cgen_cases()}, + {ttest_ssockf_cgenf, [], ttest_ssockf_cgenf_cases()}, + {ttest_ssockf_cgeno, [], ttest_ssockf_cgeno_cases()}, + {ttest_ssockf_cgent, [], ttest_ssockf_cgent_cases()}, + {ttest_ssockf_csock, [], ttest_ssockf_csock_cases()}, + {ttest_ssockf_csockf, [], ttest_ssockf_csockf_cases()}, + {ttest_ssockf_csocko, [], ttest_ssockf_csocko_cases()}, + {ttest_ssockf_csockt, [], ttest_ssockf_csockt_cases()}, + {ttest_ssocko, [], ttest_ssocko_cases()}, + {ttest_ssocko_cgen, [], ttest_ssocko_cgen_cases()}, + {ttest_ssocko_cgenf, [], ttest_ssocko_cgenf_cases()}, + {ttest_ssocko_cgeno, [], ttest_ssocko_cgeno_cases()}, + {ttest_ssocko_cgent, [], ttest_ssocko_cgent_cases()}, + {ttest_ssocko_csock, [], ttest_ssocko_csock_cases()}, + {ttest_ssocko_csockf, [], ttest_ssocko_csockf_cases()}, + {ttest_ssocko_csocko, [], ttest_ssocko_csocko_cases()}, + {ttest_ssocko_csockt, [], ttest_ssocko_csockt_cases()}, + {ttest_ssockt, [], ttest_ssockt_cases()}, + {ttest_ssockt_cgen, [], ttest_ssockt_cgen_cases()}, + {ttest_ssockt_cgenf, [], ttest_ssockt_cgenf_cases()}, + {ttest_ssockt_cgeno, [], ttest_ssockt_cgeno_cases()}, + {ttest_ssockt_cgent, [], ttest_ssockt_cgent_cases()}, + {ttest_ssockt_csock, [], ttest_ssockt_csock_cases()}, + {ttest_ssockt_csockf, [], ttest_ssockt_csockf_cases()}, + {ttest_ssockt_csocko, [], ttest_ssockt_csocko_cases()}, + {ttest_ssockt_csockt, [], ttest_ssockt_csockt_cases()} + + %% {tickets, [], ticket_cases()} + ]. + +api_cases() -> + [ + {group, api_basic}, + {group, api_options}, + {group, api_op_with_timeout} + ]. + +api_basic_cases() -> + [ + api_b_open_and_close_udp4, + api_b_open_and_close_tcp4, + api_b_sendto_and_recvfrom_udp4, + api_b_sendmsg_and_recvmsg_udp4, + api_b_send_and_recv_tcp4, + api_b_sendmsg_and_recvmsg_tcp4 + ]. + +api_options_cases() -> + [ + api_opt_simple_otp_options, + api_opt_simple_otp_rcvbuf_option, + api_opt_simple_otp_controlling_process + ]. + +api_op_with_timeout_cases() -> + [ + api_to_connect_tcp4, + api_to_connect_tcp6, + api_to_accept_tcp4, + api_to_accept_tcp6, + api_to_maccept_tcp4, + api_to_maccept_tcp6, + api_to_send_tcp4, + api_to_send_tcp6, + api_to_sendto_udp4, + api_to_sendto_udp6, + api_to_sendmsg_tcp4, + api_to_sendmsg_tcp6, + api_to_recv_udp4, + api_to_recv_udp6, + api_to_recv_tcp4, + api_to_recv_tcp6, + api_to_recvfrom_udp4, + api_to_recvfrom_udp6, + api_to_recvmsg_udp4, + api_to_recvmsg_udp6, + api_to_recvmsg_tcp4, + api_to_recvmsg_tcp6 + ]. + +%% These cases tests what happens when the socket is closed/shutdown, +%% locally or remotely. +socket_closure_cases() -> + [ + {group, sc_ctrl_proc_exit}, + {group, sc_local_close}, + {group, sc_remote_close}, + {group, sc_remote_shutdown} + ]. + +%% These cases are all about socket cleanup after the controlling process +%% exits *without* calling socket:close/1. +sc_cp_exit_cases() -> + [ + sc_cpe_socket_cleanup_tcp4, + sc_cpe_socket_cleanup_tcp6, + sc_cpe_socket_cleanup_udp4, + sc_cpe_socket_cleanup_udp6 + ]. + +%% These cases tests what happens when the socket is closed locally. +sc_lc_cases() -> + [ + sc_lc_recv_response_tcp4, + sc_lc_recv_response_tcp6, + + sc_lc_recvfrom_response_udp4, + sc_lc_recvfrom_response_udp6, + + sc_lc_recvmsg_response_tcp4, + sc_lc_recvmsg_response_tcp6, + sc_lc_recvmsg_response_udp4, + sc_lc_recvmsg_response_udp6, + + sc_lc_acceptor_response_tcp4, + sc_lc_acceptor_response_tcp6 + ]. + +%% These cases tests what happens when the socket is closed remotely. +sc_rc_cases() -> + [ + sc_rc_recv_response_tcp4, + sc_rc_recv_response_tcp6, + + sc_rc_recvmsg_response_tcp4, + sc_rc_recvmsg_response_tcp6 + ]. + +%% These cases tests what happens when the socket is shutdown/closed remotely +%% after writing and reading is ongoing. +sc_rs_cases() -> + [ + sc_rs_recv_send_shutdown_receive_tcp4, + sc_rs_recv_send_shutdown_receive_tcp6, + + sc_rs_recvmsg_send_shutdown_receive_tcp4, + sc_rs_recvmsg_send_shutdown_receive_tcp6 + ]. + + +traffic_cases() -> + [ + traffic_send_and_recv_chunks_tcp4, + traffic_send_and_recv_chunks_tcp6, + + traffic_ping_pong_small_send_and_recv_tcp4, + traffic_ping_pong_small_send_and_recv_tcp6, + traffic_ping_pong_medium_send_and_recv_tcp4, + traffic_ping_pong_medium_send_and_recv_tcp6, + traffic_ping_pong_large_send_and_recv_tcp4, + traffic_ping_pong_large_send_and_recv_tcp6, + + traffic_ping_pong_small_sendto_and_recvfrom_udp4, + traffic_ping_pong_small_sendto_and_recvfrom_udp6, + traffic_ping_pong_medium_sendto_and_recvfrom_udp4, + traffic_ping_pong_medium_sendto_and_recvfrom_udp6, + + traffic_ping_pong_small_sendmsg_and_recvmsg_tcp4, + traffic_ping_pong_small_sendmsg_and_recvmsg_tcp6, + traffic_ping_pong_medium_sendmsg_and_recvmsg_tcp4, + traffic_ping_pong_medium_sendmsg_and_recvmsg_tcp6, + traffic_ping_pong_large_sendmsg_and_recvmsg_tcp4, + traffic_ping_pong_large_sendmsg_and_recvmsg_tcp6, + + traffic_ping_pong_small_sendmsg_and_recvmsg_udp4, + traffic_ping_pong_small_sendmsg_and_recvmsg_udp6, + traffic_ping_pong_medium_sendmsg_and_recvmsg_udp4, + traffic_ping_pong_medium_sendmsg_and_recvmsg_udp6 + ]. + + +ttest_cases() -> + [ + %% Server: transport = gen_tcp, active = false + {group, ttest_sgenf}, + + %% Server: transport = gen_tcp, active = once + {group, ttest_sgeno}, + + %% Server: transport = gen_tcp, active = true + {group, ttest_sgent}, + + %% Server: transport = socket(tcp), active = false + {group, ttest_ssockf}, + + %% Server: transport = socket(tcp), active = once + {group, ttest_ssocko}, + + %% Server: transport = socket(tcp), active = true + {group, ttest_ssockt} + + ]. + + +%% Server: transport = gen_tcp, active = false +ttest_sgenf_cases() -> + [ + {group, ttest_sgenf_cgen}, + {group, ttest_sgenf_csock} + ]. + +%% Server: transport = gen_tcp, active = false +%% Client: transport = gen_tcp +ttest_sgenf_cgen_cases() -> + [ + {group, ttest_sgenf_cgenf}, + {group, ttest_sgenf_cgeno}, + {group, ttest_sgenf_cgent} + ]. + +%% Server: transport = gen_tcp, active = false +%% Client: transport = gen_tcp, active = false +ttest_sgenf_cgenf_cases() -> + [ + ttest_sgenf_cgenf_small_tcp4, + ttest_sgenf_cgenf_small_tcp6, + + ttest_sgenf_cgenf_medium_tcp4, + ttest_sgenf_cgenf_medium_tcp6, + + ttest_sgenf_cgenf_large_tcp4, + ttest_sgenf_cgenf_large_tcp6 + ]. + +%% Server: transport = gen_tcp, active = false +%% Client: transport = gen_tcp, active = once +ttest_sgenf_cgeno_cases() -> + [ + ttest_sgenf_cgeno_small_tcp4, + ttest_sgenf_cgeno_small_tcp6, + + ttest_sgenf_cgeno_medium_tcp4, + ttest_sgenf_cgeno_medium_tcp6, + + ttest_sgenf_cgeno_large_tcp4, + ttest_sgenf_cgeno_large_tcp6 + ]. + +%% Server: transport = gen_tcp, active = false +%% Client: transport = gen_tcp, active = true +ttest_sgenf_cgent_cases() -> + [ + ttest_sgenf_cgent_small_tcp4, + ttest_sgenf_cgent_small_tcp6, + + ttest_sgenf_cgent_medium_tcp4, + ttest_sgenf_cgent_medium_tcp6, + + ttest_sgenf_cgent_large_tcp4, + ttest_sgenf_cgent_large_tcp6 + ]. + +%% Server: transport = gen_tcp, active = false +%% Client: transport = socket(tcp) +ttest_sgenf_csock_cases() -> + [ + {group, ttest_sgenf_csockf}, + {group, ttest_sgenf_csocko}, + {group, ttest_sgenf_csockt} + ]. + +ttest_sgenf_csockf_cases() -> + [ + ttest_sgenf_csockf_small_tcp4, + ttest_sgenf_csockf_small_tcp6, + + ttest_sgenf_csockf_medium_tcp4, + ttest_sgenf_csockf_medium_tcp6, + + ttest_sgenf_csockf_large_tcp4, + ttest_sgenf_csockf_large_tcp6 + ]. + +ttest_sgenf_csocko_cases() -> + [ + ttest_sgenf_csocko_small_tcp4, + ttest_sgenf_csocko_small_tcp6, + + ttest_sgenf_csocko_medium_tcp4, + ttest_sgenf_csocko_medium_tcp6, + + ttest_sgenf_csocko_large_tcp4, + ttest_sgenf_csocko_large_tcp6 + ]. + +ttest_sgenf_csockt_cases() -> + [ + ttest_sgenf_csockt_small_tcp4, + ttest_sgenf_csockt_small_tcp6, + + ttest_sgenf_csockt_medium_tcp4, + ttest_sgenf_csockt_medium_tcp6, + + ttest_sgenf_csockt_large_tcp4, + ttest_sgenf_csockt_large_tcp6 + ]. + +%% Server: transport = gen_tcp, active = once +ttest_sgeno_cases() -> + [ + {group, ttest_sgeno_cgen}, + {group, ttest_sgeno_csock} + ]. + +%% Server: transport = gen_tcp, active = once +%% Client: transport = gen_tcp +ttest_sgeno_cgen_cases() -> + [ + {group, ttest_sgeno_cgenf}, + {group, ttest_sgeno_cgeno}, + {group, ttest_sgeno_cgent} + ]. + +%% Server: transport = gen_tcp, active = once +%% Client: transport = gen_tcp, active = false +ttest_sgeno_cgenf_cases() -> + [ + ttest_sgeno_cgenf_small_tcp4, + ttest_sgeno_cgenf_small_tcp6, + + ttest_sgeno_cgenf_medium_tcp4, + ttest_sgeno_cgenf_medium_tcp6, + + ttest_sgeno_cgenf_large_tcp4, + ttest_sgeno_cgenf_large_tcp6 + ]. + +%% Server: transport = gen_tcp, active = once +%% Client: transport = gen_tcp, active = once +ttest_sgeno_cgeno_cases() -> + [ + ttest_sgeno_cgeno_small_tcp4, + ttest_sgeno_cgeno_small_tcp6, + + ttest_sgeno_cgeno_medium_tcp4, + ttest_sgeno_cgeno_medium_tcp6, + + ttest_sgeno_cgeno_large_tcp4, + ttest_sgeno_cgeno_large_tcp6 + ]. + +%% Server: transport = gen_tcp, active = once +%% Client: transport = gen_tcp, active = true +ttest_sgeno_cgent_cases() -> + [ + ttest_sgeno_cgent_small_tcp4, + ttest_sgeno_cgent_small_tcp6, + + ttest_sgeno_cgent_medium_tcp4, + ttest_sgeno_cgent_medium_tcp6, + + ttest_sgeno_cgent_large_tcp4, + ttest_sgeno_cgent_large_tcp6 + ]. + +%% Server: transport = gen_tcp, active = once +%% Client: transport = socket(tcp) +ttest_sgeno_csock_cases() -> + [ + {group, ttest_sgeno_csockf}, + {group, ttest_sgeno_csocko}, + {group, ttest_sgeno_csockt} + ]. + +ttest_sgeno_csockf_cases() -> + [ + ttest_sgeno_csockf_small_tcp4, + ttest_sgeno_csockf_small_tcp6, + + ttest_sgeno_csockf_medium_tcp4, + ttest_sgeno_csockf_medium_tcp6, + + ttest_sgeno_csockf_large_tcp4, + ttest_sgeno_csockf_large_tcp6 + ]. + +ttest_sgeno_csocko_cases() -> + [ + ttest_sgeno_csocko_small_tcp4, + ttest_sgeno_csocko_small_tcp6, + + ttest_sgeno_csocko_medium_tcp4, + ttest_sgeno_csocko_medium_tcp6, + + ttest_sgeno_csocko_large_tcp4, + ttest_sgeno_csocko_large_tcp6 + ]. + +ttest_sgeno_csockt_cases() -> + [ + ttest_sgeno_csockt_small_tcp4, + ttest_sgeno_csockt_small_tcp6, + + ttest_sgeno_csockt_medium_tcp4, + ttest_sgeno_csockt_medium_tcp6, + + ttest_sgeno_csockt_large_tcp4, + ttest_sgeno_csockt_large_tcp6 + ]. + +%% Server: transport = gen_tcp, active = true +ttest_sgent_cases() -> + [ + {group, ttest_sgent_cgen}, + {group, ttest_sgent_csock} + ]. + +%% Server: transport = gen_tcp, active = true +%% Client: transport = gen_tcp +ttest_sgent_cgen_cases() -> + [ + {group, ttest_sgent_cgenf}, + {group, ttest_sgent_cgeno}, + {group, ttest_sgent_cgent} + ]. + +%% Server: transport = gen_tcp, active = true +%% Client: transport = gen_tcp, active = false +ttest_sgent_cgenf_cases() -> + [ + ttest_sgent_cgenf_small_tcp4, + ttest_sgent_cgenf_small_tcp6, + + ttest_sgent_cgenf_medium_tcp4, + ttest_sgent_cgenf_medium_tcp6, + + ttest_sgent_cgenf_large_tcp4, + ttest_sgent_cgenf_large_tcp6 + ]. + +%% Server: transport = gen_tcp, active = true +%% Client: transport = gen_tcp, active = once +ttest_sgent_cgeno_cases() -> + [ + ttest_sgent_cgeno_small_tcp4, + ttest_sgent_cgeno_small_tcp6, + + ttest_sgent_cgeno_medium_tcp4, + ttest_sgent_cgeno_medium_tcp6, + + ttest_sgent_cgeno_large_tcp4, + ttest_sgent_cgeno_large_tcp6 + ]. + +%% Server: transport = gen_tcp, active = true +%% Client: transport = gen_tcp, active = true +ttest_sgent_cgent_cases() -> + [ + ttest_sgent_cgent_small_tcp4, + ttest_sgent_cgent_small_tcp6, + + ttest_sgent_cgent_medium_tcp4, + ttest_sgent_cgent_medium_tcp6, + + ttest_sgent_cgent_large_tcp4, + ttest_sgent_cgent_large_tcp6 + ]. + +%% Server: transport = gen_tcp, active = true +%% Client: transport = socket(tcp) +ttest_sgent_csock_cases() -> + [ + {group, ttest_sgent_csockf}, + {group, ttest_sgent_csocko}, + {group, ttest_sgent_csockt} + ]. + +ttest_sgent_csockf_cases() -> + [ + ttest_sgent_csockf_small_tcp4, + ttest_sgent_csockf_small_tcp6, + + ttest_sgent_csockf_medium_tcp4, + ttest_sgent_csockf_medium_tcp6, + + ttest_sgent_csockf_large_tcp4, + ttest_sgent_csockf_large_tcp6 + ]. + +ttest_sgent_csocko_cases() -> + [ + ttest_sgent_csocko_small_tcp4, + ttest_sgent_csocko_small_tcp6, + + ttest_sgent_csocko_medium_tcp4, + ttest_sgent_csocko_medium_tcp6, + + ttest_sgent_csocko_large_tcp4, + ttest_sgent_csocko_large_tcp6 + ]. + +ttest_sgent_csockt_cases() -> + [ + ttest_sgent_csockt_small_tcp4, + ttest_sgent_csockt_small_tcp6, + + ttest_sgent_csockt_medium_tcp4, + ttest_sgent_csockt_medium_tcp6, + + ttest_sgent_csockt_large_tcp4, + ttest_sgent_csockt_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = false +ttest_ssockf_cases() -> + [ + {group, ttest_ssockf_cgen}, + {group, ttest_ssockf_csock} + ]. + +%% Server: transport = socket(tcp), active = false +%% Client: transport = gen_tcp +ttest_ssockf_cgen_cases() -> + [ + {group, ttest_ssockf_cgenf}, + {group, ttest_ssockf_cgeno}, + {group, ttest_ssockf_cgent} + ]. + +%% Server: transport = socket(tcp), active = false +%% Client: transport = gen_tcp, active = false +ttest_ssockf_cgenf_cases() -> + [ + ttest_ssockf_cgenf_small_tcp4, + ttest_ssockf_cgenf_small_tcp6, + + ttest_ssockf_cgenf_medium_tcp4, + ttest_ssockf_cgenf_medium_tcp6, + + ttest_ssockf_cgenf_large_tcp4, + ttest_ssockf_cgenf_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = false +%% Client: transport = gen_tcp, active = once +ttest_ssockf_cgeno_cases() -> + [ + ttest_ssockf_cgeno_small_tcp4, + ttest_ssockf_cgeno_small_tcp6, + + ttest_ssockf_cgeno_medium_tcp4, + ttest_ssockf_cgeno_medium_tcp6, + + ttest_ssockf_cgeno_large_tcp4, + ttest_ssockf_cgeno_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = false +%% Client: transport = gen_tcp, active = true +ttest_ssockf_cgent_cases() -> + [ + ttest_ssockf_cgent_small_tcp4, + ttest_ssockf_cgent_small_tcp6, + + ttest_ssockf_cgent_medium_tcp4, + ttest_ssockf_cgent_medium_tcp6, + + ttest_ssockf_cgent_large_tcp4, + ttest_ssockf_cgent_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = false +%% Client: transport = socket(tcp) +ttest_ssockf_csock_cases() -> + [ + {group, ttest_ssockf_csockf}, + {group, ttest_ssockf_csocko}, + {group, ttest_ssockf_csockt} + ]. + +%% Server: transport = socket(tcp), active = false +%% Client: transport = socket(tcp), active = false +ttest_ssockf_csockf_cases() -> + [ + ttest_ssockf_csockf_small_tcp4, + ttest_ssockf_csockf_small_tcp6, + + ttest_ssockf_csockf_medium_tcp4, + ttest_ssockf_csockf_medium_tcp6, + + ttest_ssockf_csockf_large_tcp4, + ttest_ssockf_csockf_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = false +%% Client: transport = socket(tcp), active = once +ttest_ssockf_csocko_cases() -> + [ + ttest_ssockf_csocko_small_tcp4, + ttest_ssockf_csocko_small_tcp6, + + ttest_ssockf_csocko_medium_tcp4, + ttest_ssockf_csocko_medium_tcp6, + + ttest_ssockf_csocko_large_tcp4, + ttest_ssockf_csocko_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = false +%% Client: transport = socket(tcp), active = true +ttest_ssockf_csockt_cases() -> + [ + ttest_ssockf_csockt_small_tcp4, + ttest_ssockf_csockt_small_tcp6, + + ttest_ssockf_csockt_medium_tcp4, + ttest_ssockf_csockt_medium_tcp6, + + ttest_ssockf_csockt_large_tcp4, + ttest_ssockf_csockt_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = once +ttest_ssocko_cases() -> + [ + {group, ttest_ssocko_cgen}, + {group, ttest_ssocko_csock} + ]. + +%% Server: transport = socket(tcp), active = once +%% Client: transport = gen_tcp +ttest_ssocko_cgen_cases() -> + [ + {group, ttest_ssocko_cgenf}, + {group, ttest_ssocko_cgeno}, + {group, ttest_ssocko_cgent} + ]. + +%% Server: transport = socket(tcp), active = once +%% Client: transport = gen_tcp, active = false +ttest_ssocko_cgenf_cases() -> + [ + ttest_ssocko_cgenf_small_tcp4, + ttest_ssocko_cgenf_small_tcp6, + + ttest_ssocko_cgenf_medium_tcp4, + ttest_ssocko_cgenf_medium_tcp6, + + ttest_ssocko_cgenf_large_tcp4, + ttest_ssocko_cgenf_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = once +%% Client: transport = gen_tcp, active = once +ttest_ssocko_cgeno_cases() -> + [ + ttest_ssocko_cgeno_small_tcp4, + ttest_ssocko_cgeno_small_tcp6, + + ttest_ssocko_cgeno_medium_tcp4, + ttest_ssocko_cgeno_medium_tcp6, + + ttest_ssocko_cgeno_large_tcp4, + ttest_ssocko_cgeno_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = once +%% Client: transport = gen_tcp, active = true +ttest_ssocko_cgent_cases() -> + [ + ttest_ssocko_cgent_small_tcp4, + ttest_ssocko_cgent_small_tcp6, + + ttest_ssocko_cgent_medium_tcp4, + ttest_ssocko_cgent_medium_tcp6, + + ttest_ssocko_cgent_large_tcp4, + ttest_ssocko_cgent_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = once +%% Client: transport = socket(tcp) +ttest_ssocko_csock_cases() -> + [ + {group, ttest_ssocko_csockf}, + {group, ttest_ssocko_csocko}, + {group, ttest_ssocko_csockt} + ]. + +%% Server: transport = socket(tcp), active = once +%% Client: transport = socket(tcp), active = false +ttest_ssocko_csockf_cases() -> + [ + ttest_ssocko_csockf_small_tcp4, + ttest_ssocko_csockf_small_tcp6, + + ttest_ssocko_csockf_medium_tcp4, + ttest_ssocko_csockf_medium_tcp6, + + ttest_ssocko_csockf_large_tcp4, + ttest_ssocko_csockf_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = once +%% Client: transport = socket(tcp), active = once +ttest_ssocko_csocko_cases() -> + [ + ttest_ssocko_csocko_small_tcp4, + ttest_ssocko_csocko_small_tcp6, + + ttest_ssocko_csocko_medium_tcp4, + ttest_ssocko_csocko_medium_tcp6, + + ttest_ssocko_csocko_large_tcp4, + ttest_ssocko_csocko_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = once +%% Client: transport = socket(tcp), active = true +ttest_ssocko_csockt_cases() -> + [ + ttest_ssocko_csockt_small_tcp4, + ttest_ssocko_csockt_small_tcp6, + + ttest_ssocko_csockt_medium_tcp4, + ttest_ssocko_csockt_medium_tcp6, + + ttest_ssocko_csockt_large_tcp4, + ttest_ssocko_csockt_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = true +ttest_ssockt_cases() -> + [ + {group, ttest_ssockt_cgen}, + {group, ttest_ssockt_csock} + ]. + +%% Server: transport = socket(tcp), active = true +%% Client: transport = gen_tcp +ttest_ssockt_cgen_cases() -> + [ + {group, ttest_ssockt_cgenf}, + {group, ttest_ssockt_cgeno}, + {group, ttest_ssockt_cgent} + ]. + +%% Server: transport = socket(tcp), active = true +%% Client: transport = gen_tcp, active = false +ttest_ssockt_cgenf_cases() -> + [ + ttest_ssockt_cgenf_small_tcp4, + ttest_ssockt_cgenf_small_tcp6, + + ttest_ssockt_cgenf_medium_tcp4, + ttest_ssockt_cgenf_medium_tcp6, + + ttest_ssockt_cgenf_large_tcp4, + ttest_ssockt_cgenf_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = true +%% Client: transport = gen_tcp, active = once +ttest_ssockt_cgeno_cases() -> + [ + ttest_ssockt_cgeno_small_tcp4, + ttest_ssockt_cgeno_small_tcp6, + + ttest_ssockt_cgeno_medium_tcp4, + ttest_ssockt_cgeno_medium_tcp6, + + ttest_ssockt_cgeno_large_tcp4, + ttest_ssockt_cgeno_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = true +%% Client: transport = gen_tcp, active = true +ttest_ssockt_cgent_cases() -> + [ + ttest_ssockt_cgent_small_tcp4, + ttest_ssockt_cgent_small_tcp6, + + ttest_ssockt_cgent_medium_tcp4, + ttest_ssockt_cgent_medium_tcp6, + + ttest_ssockt_cgent_large_tcp4, + ttest_ssockt_cgent_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = true +%% Client: transport = socket(tcp) +ttest_ssockt_csock_cases() -> + [ + {group, ttest_ssockt_csockf}, + {group, ttest_ssockt_csocko}, + {group, ttest_ssockt_csockt} + ]. + +%% Server: transport = socket(tcp), active = true +%% Client: transport = socket(tcp), active = false +ttest_ssockt_csockf_cases() -> + [ + ttest_ssockt_csockf_small_tcp4, + ttest_ssockt_csockf_small_tcp6, + + ttest_ssockt_csockf_medium_tcp4, + ttest_ssockt_csockf_medium_tcp6, + + ttest_ssockt_csockf_large_tcp4, + ttest_ssockt_csockf_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = true +%% Client: transport = socket(tcp), active = once +ttest_ssockt_csocko_cases() -> + [ + ttest_ssockt_csocko_small_tcp4, + ttest_ssockt_csocko_small_tcp6, + + ttest_ssockt_csocko_medium_tcp4, + ttest_ssockt_csocko_medium_tcp6, + + ttest_ssockt_csocko_large_tcp4, + ttest_ssockt_csocko_large_tcp6 + ]. + +%% Server: transport = socket(tcp), active = true +%% Client: transport = socket(tcp), active = true +ttest_ssockt_csockt_cases() -> + [ + ttest_ssockt_csockt_small_tcp4, + ttest_ssockt_csockt_small_tcp6, + + ttest_ssockt_csockt_medium_tcp4, + ttest_ssockt_csockt_medium_tcp6, + + ttest_ssockt_csockt_large_tcp4, + ttest_ssockt_csockt_large_tcp6 + ]. + +%% ticket_cases() -> +%% []. + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +init_per_suite(Config) -> + case os:type() of + {win32, _} -> + not_yet_implemented(); + _ -> + case quiet_mode(Config) of + default -> + ?LOGGER:start(), + Config; + Quiet -> + ?LOGGER:start(Quiet), + [{esock_test_quiet, Quiet}|Config] + end + end. + +end_per_suite(_) -> + ?LOGGER:stop(), + ok. + + +init_per_group(ttest = _GroupName, Config) -> + io:format("init_per_group(~w) -> entry with" + "~n Config: ~p" + "~n", [_GroupName, Config]), + case lists:keysearch(esock_test_ttest_runtime, 1, Config) of + {value, _} -> + Config; + false -> + [{esock_test_ttest_runtime, which_ttest_runtime_env()}|Config] + end; +init_per_group(_GroupName, Config) -> + Config. + +end_per_group(ttest = _GroupName, Config) -> + io:format("init_per_group(~w) -> entry with" + "~n Config: ~p" + "~n", [_GroupName, Config]), + lists:keydelete(esock_test_ttest_runtime, 1, Config); +end_per_group(_GroupName, Config) -> + Config. + + +init_per_testcase(_TC, Config) -> + io:format("init_per_testcase(~w) -> entry with" + "~n Config: ~p" + "~n", [_TC, Config]), + case quiet_mode(Config) of + default -> + ?LOGGER:start(); + Quiet -> + ?LOGGER:start(Quiet) + end, + Config. + +end_per_testcase(_TC, Config) -> + ?LOGGER:stop(), + Config. + + +quiet_mode(Config) -> + case lists:keysearch(esock_test_quiet, 1, Config) of + {value, {esock_test_quiet, Quiet}} -> + Quiet; + false -> + case os:getenv("ESOCK_TEST_QUIET") of + "true" -> true; + "false" -> false; + _ -> default + end + end. + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% %% +%% API BASIC %% +%% %% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Basically open (create) and close an IPv4 UDP (dgram) socket. +%% With some extra checks... +api_b_open_and_close_udp4(suite) -> + []; +api_b_open_and_close_udp4(doc) -> + []; +api_b_open_and_close_udp4(_Config) when is_list(_Config) -> + ?TT(?SECS(5)), + tc_try(api_b_open_and_close_udp4, + fun() -> + InitState = #{domain => inet, + type => dgram, + protocol => udp}, + ok = api_b_open_and_close(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Basically open (create) and close an IPv4 TCP (stream) socket. +%% With some extra checks... +api_b_open_and_close_tcp4(suite) -> + []; +api_b_open_and_close_tcp4(doc) -> + []; +api_b_open_and_close_tcp4(_Config) when is_list(_Config) -> + ?TT(?SECS(5)), + tc_try(api_b_open_and_close_tcp4, + fun() -> + InitState = #{domain => inet, + type => stream, + protocol => tcp}, + ok = api_b_open_and_close(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +api_b_open_and_close(InitState) -> + Seq = + [ + #{desc => "open", + cmd => fun(#{domain := Domain, + type := Type, + protocol := Protocol} = S) -> + Res = socket:open(Domain, Type, Protocol), + {ok, {S, Res}} + end}, + #{desc => "validate open", + cmd => fun({S, {ok, Sock}}) -> + NewS = S#{socket => Sock}, + {ok, NewS}; + ({_, {error, _} = ERROR}) -> + ERROR + end}, + #{desc => "get domain (maybe)", + cmd => fun(#{socket := Sock} = S) -> + Res = socket:getopt(Sock, socket, domain), + {ok, {S, Res}} + end}, + #{desc => "validate domain (maybe)", + cmd => fun({#{domain := Domain} = S, {ok, Domain}}) -> + {ok, S}; + ({#{domain := ExpDomain}, {ok, Domain}}) -> + {error, {unexpected_domain, ExpDomain, Domain}}; + %% Some platforms do not support this option + ({S, {error, einval}}) -> + {ok, S}; + ({_, {error, _} = ERROR}) -> + ERROR + end}, + #{desc => "get type", + cmd => fun(#{socket := Sock} = State) -> + Res = socket:getopt(Sock, socket, type), + {ok, {State, Res}} + end}, + #{desc => "validate type", + cmd => fun({#{type := Type} = State, {ok, Type}}) -> + {ok, State}; + ({#{type := ExpType}, {ok, Type}}) -> + {error, {unexpected_type, ExpType, Type}}; + ({_, {error, _} = ERROR}) -> + ERROR + end}, + #{desc => "get protocol", + cmd => fun(#{socket := Sock} = State) -> + case socket:supports(options, socket, protocol) of + true -> + Res = socket:getopt(Sock, socket, protocol), + {ok, {State, Res}}; + false -> + {ok, {State, not_supported}} + end + end}, + #{desc => "validate protocol", + cmd => fun({State, not_supported}) -> + ?SEV_IPRINT("socket option 'protocol' " + "not supported"), + {ok, State}; + ({#{protocol := Protocol} = State, {ok, Protocol}}) -> + {ok, State}; + ({#{protocol := ExpProtocol}, {ok, Protocol}}) -> + {error, {unexpected_type, ExpProtocol, Protocol}}; + ({_, {error, _} = ERROR}) -> + ERROR + end}, + #{desc => "get controlling-process", + cmd => fun(#{socket := Sock} = State) -> + Res = socket:getopt(Sock, otp, controlling_process), + {ok, {State, Res}} + end}, + #{desc => "validate controlling-process", + cmd => fun({State, {ok, Pid}}) -> + case self() of + Pid -> + {ok, State}; + _ -> + {error, {unexpected_owner, Pid}} + end; + ({_, {error, _} = ERROR}) -> + ERROR + end}, + #{desc => "close socket", + cmd => fun(#{socket := Sock} = State) -> + Res = socket:close(Sock), + {ok, {State, Res}} + end}, + #{desc => "validate socket close", + cmd => fun({_, ok}) -> + ok; + ({_, {error, _} = ERROR}) -> + ERROR + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + Evaluator = ?SEV_START("tester", Seq, InitState), + ok = ?SEV_AWAIT_FINISH([Evaluator]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Basically send and receive on an IPv4 UDP (dgram) socket using +%% sendto and recvfrom.. +api_b_sendto_and_recvfrom_udp4(suite) -> + []; +api_b_sendto_and_recvfrom_udp4(doc) -> + []; +api_b_sendto_and_recvfrom_udp4(_Config) when is_list(_Config) -> + ?TT(?SECS(5)), + tc_try(api_b_sendto_and_recvfrom_udp4, + fun() -> + Send = fun(Sock, Data, Dest) -> + socket:sendto(Sock, Data, Dest) + end, + Recv = fun(Sock) -> + socket:recvfrom(Sock) + end, + InitState = #{domain => inet, + send => Send, + recv => Recv}, + ok = api_b_send_and_recv_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Basically send and receive on an IPv4 UDP (dgram) socket +%% using sendmsg and recvmsg. +api_b_sendmsg_and_recvmsg_udp4(suite) -> + []; +api_b_sendmsg_and_recvmsg_udp4(doc) -> + []; +api_b_sendmsg_and_recvmsg_udp4(_Config) when is_list(_Config) -> + ?TT(?SECS(5)), + tc_try(api_b_sendmsg_and_recvmsg_udp4, + fun() -> + Send = fun(Sock, Data, Dest) -> + %% CMsgHdr = #{level => ip, + %% type => tos, + %% data => reliability}, + %% CMsgHdrs = [CMsgHdr], + MsgHdr = #{addr => Dest, + %% ctrl => CMsgHdrs, + iov => [Data]}, + socket:sendmsg(Sock, MsgHdr) + end, + Recv = fun(Sock) -> + case socket:recvmsg(Sock) of + {ok, #{addr := Source, + iov := [Data]}} -> + {ok, {Source, Data}}; + {error, _} = ERROR -> + ERROR + end + end, + InitState = #{domain => inet, + send => Send, + recv => Recv}, + ok = api_b_send_and_recv_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +api_b_send_and_recv_udp(InitState) -> + Seq = + [ + #{desc => "local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{lsa => LSA}} + end}, + #{desc => "open src socket", + cmd => fun(#{domain := Domain} = State) -> + Sock = sock_open(Domain, dgram, udp), + SASrc = sock_sockname(Sock), + {ok, State#{sock_src => Sock, sa_src => SASrc}} + end}, + #{desc => "bind src", + cmd => fun(#{sock_src := Sock, lsa := LSA}) -> + sock_bind(Sock, LSA), + ok + end}, + #{desc => "sockname src socket", + cmd => fun(#{sock_src := Sock} = State) -> + SASrc = sock_sockname(Sock), + %% ei("src sockaddr: ~p", [SASrc]), + {ok, State#{sa_src => SASrc}} + end}, + #{desc => "open dst socket", + cmd => fun(#{domain := Domain} = State) -> + Sock = sock_open(Domain, dgram, udp), + {ok, State#{sock_dst => Sock}} + end}, + #{desc => "bind dst", + cmd => fun(#{sock_dst := Sock, lsa := LSA}) -> + sock_bind(Sock, LSA), + ok + end}, + #{desc => "sockname dst socket", + cmd => fun(#{sock_dst := Sock} = State) -> + SADst = sock_sockname(Sock), + %% ei("dst sockaddr: ~p", [SADst]), + {ok, State#{sa_dst => SADst}} + end}, + #{desc => "send req (to dst)", + cmd => fun(#{sock_src := Sock, sa_dst := Dst, send := Send}) -> + ok = Send(Sock, ?BASIC_REQ, Dst) + end}, + #{desc => "recv req (from src)", + cmd => fun(#{sock_dst := Sock, sa_src := Src, recv := Recv}) -> + {ok, {Src, ?BASIC_REQ}} = Recv(Sock), + ok + end}, + #{desc => "send rep (to src)", + cmd => fun(#{sock_dst := Sock, sa_src := Src, send := Send}) -> + ok = Send(Sock, ?BASIC_REP, Src) + end}, + #{desc => "recv rep (from dst)", + cmd => fun(#{sock_src := Sock, sa_dst := Dst, recv := Recv}) -> + {ok, {Dst, ?BASIC_REP}} = Recv(Sock), + ok + end}, + #{desc => "close src socket", + cmd => fun(#{sock_src := Sock}) -> + ok = socket:close(Sock) + end}, + #{desc => "close dst socket", + cmd => fun(#{sock_dst := Sock}) -> + ok = socket:close(Sock) + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + Evaluator = ?SEV_START("tester", Seq, InitState), + ok = ?SEV_AWAIT_FINISH([Evaluator]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Basically send and receive using the "common" functions (send and recv) +%% on an IPv4 TCP (stream) socket. +api_b_send_and_recv_tcp4(suite) -> + []; +api_b_send_and_recv_tcp4(doc) -> + []; +api_b_send_and_recv_tcp4(_Config) when is_list(_Config) -> + ?TT(?SECS(10)), + tc_try(api_b_send_and_recv_tcp4, + fun() -> + Send = fun(Sock, Data) -> + socket:send(Sock, Data) + end, + Recv = fun(Sock) -> + socket:recv(Sock) + end, + InitState = #{domain => inet, + send => Send, + recv => Recv}, + ok = api_b_send_and_recv_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Basically send and receive using the msg functions (sendmsg and recvmsg) +%% on an IPv4 TCP (stream) socket. +api_b_sendmsg_and_recvmsg_tcp4(suite) -> + []; +api_b_sendmsg_and_recvmsg_tcp4(doc) -> + []; +api_b_sendmsg_and_recvmsg_tcp4(_Config) when is_list(_Config) -> + ?TT(?SECS(10)), + tc_try(api_b_sendmsg_and_recvmsg_tcp4, + fun() -> + Send = fun(Sock, Data) -> + MsgHdr = #{iov => [Data]}, + socket:sendmsg(Sock, MsgHdr) + end, + Recv = fun(Sock) -> + case socket:recvmsg(Sock) of + {ok, #{addr := undefined, + iov := [Data]}} -> + {ok, Data}; + {error, _} = ERROR -> + ERROR + end + end, + InitState = #{domain => inet, + send => Send, + recv => Recv}, + ok = api_b_send_and_recv_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +api_b_send_and_recv_tcp(InitState) -> + process_flag(trap_exit, true), + ServerSeq = + [ + %% *** Wait for start order *** + #{desc => "await start (from tester)", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester}) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{lsa => LSA}} + end}, + #{desc => "create listen socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + {ok, State#{lsock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{lsock := LSock, lsa := LSA} = State) -> + case socket:bind(LSock, LSA) of + {ok, Port} -> + {ok, State#{lport => Port}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "make listen socket", + cmd => fun(#{lsock := LSock}) -> + socket:listen(LSock) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, lport := Port}) -> + ?SEV_ANNOUNCE_READY(Tester, init, Port), + ok + end}, + + %% The actual test + #{desc => "await continue (accept)", + cmd => fun(#{tester := Tester}) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, accept) + end}, + #{desc => "await connection", + cmd => fun(#{lsock := LSock} = State) -> + case socket:accept(LSock) of + {ok, Sock} -> + ?SEV_IPRINT("accepted: ~n ~p", [Sock]), + {ok, State#{csock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (accept)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, accept), + ok + end}, + #{desc => "await (recv) request", + cmd => fun(#{csock := Sock, recv := Recv}) -> + case Recv(Sock) of + {ok, ?BASIC_REQ} -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (recv request)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, recv_req), + ok + end}, + #{desc => "await continue (with send reply)", + cmd => fun(#{tester := Tester}) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, send_reply) + end}, + #{desc => "send reply", + cmd => fun(#{csock := Sock, send := Send}) -> + Send(Sock, ?BASIC_REP) + end}, + #{desc => "announce ready (send reply)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, send_reply), + ok + end}, + + %% *** Termination *** + #{desc => "await terminate", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "close connection socket", + cmd => fun(#{csock := Sock}) -> + socket:close(Sock) + end}, + #{desc => "close listen socket", + cmd => fun(#{lsock := Sock}) -> + socket:close(Sock) + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + ClientSeq = + [ + %% *** Wait for start order *** + #{desc => "await start (from tester)", + cmd => fun(State) -> + {Tester, Port} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, server_port => Port}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester}) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** The init part *** + #{desc => "which server (local) address", + cmd => fun(#{domain := Domain, server_port := Port} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, + addr => LAddr}, + SSA = LSA#{port => Port}, + {ok, State#{local_sa => LSA, server_sa => SSA}} + end}, + #{desc => "create socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + {ok, State#{sock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{sock := Sock, local_sa := LSA} = _State) -> + case socket:bind(Sock, LSA) of + {ok, _Port} -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + %% *** The actual test *** + #{desc => "await continue (connect)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, connect) + end}, + #{desc => "connect to server", + cmd => fun(#{sock := Sock, server_sa := SSA}) -> + socket:connect(Sock, SSA) + end}, + #{desc => "announce ready (connect)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, connect), + ok + end}, + #{desc => "await continue (send request)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, send_req) + end}, + #{desc => "send request (to server)", + cmd => fun(#{sock := Sock, send := Send}) -> + Send(Sock, ?BASIC_REQ) + end}, + #{desc => "announce ready (send request)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, send_req), + ok + end}, + #{desc => "await recv reply (from server)", + cmd => fun(#{sock := Sock, recv := Recv}) -> + {ok, ?BASIC_REP} = Recv(Sock), + ok + end}, + #{desc => "announce ready (recv reply)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, recv_reply), + ok + end}, + + %% *** Termination *** + #{desc => "await terminate", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "close socket", + cmd => fun(#{sock := Sock}) -> + socket:close(Sock) + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor server", + cmd => fun(#{server := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor client", + cmd => fun(#{client := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + + %% Start the server + #{desc => "order server start", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid), + ok + end}, + #{desc => "await server ready (init)", + cmd => fun(#{server := Pid} = State) -> + {ok, Port} = ?SEV_AWAIT_READY(Pid, server, init), + {ok, State#{server_port => Port}} + end}, + + %% Start the client + #{desc => "order client start", + cmd => fun(#{client := Pid, server_port := Port} = _State) -> + ?SEV_ANNOUNCE_START(Pid, Port), + ok + end}, + #{desc => "await client ready (init)", + cmd => fun(#{client := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, client, init) + end}, + + %% *** The actual test *** + #{desc => "order server to continue (with accept)", + cmd => fun(#{server := Server} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Server, accept), + ok + end}, + #{desc => "sleep", + cmd => fun(_) -> + ?SLEEP(?SECS(1)), + ok + end}, + #{desc => "order client to continue (with connect)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Client, connect), + ok + end}, + #{desc => "await client ready (connect)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, connect) + end}, + #{desc => "await server ready (accept)", + cmd => fun(#{server := Server} = _State) -> + ?SEV_AWAIT_READY(Server, server, accept) + end}, + #{desc => "order client to continue (with send request)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Client, send_req), + ok + end}, + #{desc => "await client ready (with send request)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, send_req) + end}, + #{desc => "await server ready (request recv)", + cmd => fun(#{server := Server} = _State) -> + ?SEV_AWAIT_READY(Server, server, recv_req) + end}, + #{desc => "order server to continue (with send reply)", + cmd => fun(#{server := Server} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Server, send_reply), + ok + end}, + #{desc => "await server ready (with reply sent)", + cmd => fun(#{server := Server} = _State) -> + ?SEV_AWAIT_READY(Server, server, send_reply) + end}, + #{desc => "await client ready (reply recv)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, recv_reply) + end}, + + + %% *** Termination *** + #{desc => "order client to terminate", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Client), + ok + end}, + #{desc => "await client termination", + cmd => fun(#{client := Client} = State) -> + ?SEV_AWAIT_TERMINATION(Client), + State1 = maps:remove(client, State), + {ok, State1} + end}, + #{desc => "order server to terminate", + cmd => fun(#{server := Server} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Server), + ok + end}, + #{desc => "await server termination", + cmd => fun(#{server := Server} = State) -> + ?SEV_AWAIT_TERMINATION(Server), + State1 = maps:remove(server, State), + {ok, State1} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + i("start server evaluator"), + Server = ?SEV_START("server", ServerSeq, InitState), + + i("start client evaluator"), + Client = ?SEV_START("client", ClientSeq, InitState), + i("await evaluator(s)"), + + i("start tester evaluator"), + TesterInitState = #{server => Server#ev.pid, + client => Client#ev.pid}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + ok = ?SEV_AWAIT_FINISH([Server, Client, Tester]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% %% +%% API OPTIONS %% +%% %% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Perform some simple getopt and setopt with the level = otp options +api_opt_simple_otp_options(suite) -> + []; +api_opt_simple_otp_options(doc) -> + []; +api_opt_simple_otp_options(_Config) when is_list(_Config) -> + ?TT(?SECS(5)), + tc_try(api_opt_simple_otp_options, + fun() -> api_opt_simple_otp_options() end). + +api_opt_simple_otp_options() -> + Get = fun(S, Key) -> + socket:getopt(S, otp, Key) + end, + Set = fun(S, Key, Val) -> + socket:setopt(S, otp, Key, Val) + end, + + Seq = + [ + %% *** Init part *** + #{desc => "create socket", + cmd => fun(#{domain := Domain, + type := Type, + protocol := Protocol} = State) -> + Sock = sock_open(Domain, Type, Protocol), + {ok, State#{sock => Sock}} + end}, + #{desc => "create dummy process", + cmd => fun(State) -> + Pid = spawn_link(fun() -> + put(sname, "dummy"), + receive + die -> + exit(normal) + end + end), + {ok, State#{dummy => Pid}} + end}, + + %% *** Check iow part *** + #{desc => "get iow", + cmd => fun(#{sock := Sock} = State) -> + case Get(Sock, iow) of + {ok, IOW} when is_boolean(IOW) -> + {ok, State#{iow => IOW}}; + {ok, InvalidIOW} -> + {error, {invalid, InvalidIOW}}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% #{desc => "enable debug", + %% cmd => fun(#{sock := Sock}) -> + %% ok = socket:setopt(Sock, otp, debug, true) + %% end}, + + #{desc => "set (new) iow", + cmd => fun(#{sock := Sock, iow := OldIOW} = State) -> + NewIOW = not OldIOW, + case Set(Sock, iow, NewIOW) of + ok -> + {ok, State#{iow => NewIOW}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "get (new) iow", + cmd => fun(#{sock := Sock, iow := IOW}) -> + case Get(Sock, iow) of + {ok, IOW} -> + ok; + {ok, InvalidIOW} -> + {error, {invalid, InvalidIOW}}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** Check rcvbuf part *** + #{desc => "get rcvbuf", + cmd => fun(#{sock := Sock} = State) -> + case Get(Sock, rcvbuf) of + {ok, RcvBuf} when is_integer(RcvBuf) -> + {ok, State#{rcvbuf => RcvBuf}}; + {ok, {N, RcvBuf} = V} when is_integer(N) andalso + is_integer(RcvBuf) -> + {ok, State#{rcvbuf => V}}; + {ok, InvalidRcvBuf} -> + {error, {invalid, InvalidRcvBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "set (new) rcvbuf", + cmd => fun(#{sock := Sock, rcvbuf := {OldN, OldRcvBuf}} = State) -> + NewRcvBuf = {OldN+2, OldRcvBuf + 1024}, + case Set(Sock, rcvbuf, NewRcvBuf) of + ok -> + {ok, State#{rcvbuf => NewRcvBuf}}; + {error, _} = ERROR -> + ERROR + end; + (#{sock := Sock, rcvbuf := OldRcvBuf} = State) when is_integer(OldRcvBuf) -> + NewRcvBuf = 2 * OldRcvBuf, + case Set(Sock, rcvbuf, NewRcvBuf) of + ok -> + {ok, State#{rcvbuf => NewRcvBuf}}; + {error, _} = ERROR -> + ERROR + end; + (#{sock := Sock, rcvbuf := OldRcvBuf, + type := stream, + protocol := tcp} = State) when is_integer(OldRcvBuf) -> + NewRcvBuf = {2, OldRcvBuf}, + case Set(Sock, rcvbuf, NewRcvBuf) of + ok -> + {ok, State#{rcvbuf => NewRcvBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "get (new) rcvbuf", + cmd => fun(#{sock := Sock, rcvbuf := RcvBuf}) -> + case Get(Sock, rcvbuf) of + {ok, RcvBuf} -> + ok; + {ok, InvalidRcvBuf} -> + {error, {invalid, InvalidRcvBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** Check rcvctrlbuf part *** + #{desc => "get rcvctrlbuf", + cmd => fun(#{sock := Sock} = State) -> + case Get(Sock, rcvctrlbuf) of + {ok, RcvCtrlBuf} when is_integer(RcvCtrlBuf) -> + {ok, State#{rcvctrlbuf => RcvCtrlBuf}}; + {ok, InvalidRcvCtrlBuf} -> + {error, {invalid, InvalidRcvCtrlBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "set (new) rcvctrlbuf", + cmd => fun(#{sock := Sock, rcvctrlbuf := OldRcvCtrlBuf} = State) -> + NewRcvCtrlBuf = 2 * OldRcvCtrlBuf, + case Set(Sock, rcvctrlbuf, NewRcvCtrlBuf) of + ok -> + {ok, State#{rcvctrlbuf => NewRcvCtrlBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "get (new) rcvctrlbuf", + cmd => fun(#{sock := Sock, rcvctrlbuf := RcvCtrlBuf}) -> + case Get(Sock, rcvctrlbuf) of + {ok, RcvCtrlBuf} -> + ok; + {ok, InvalidRcvCtrlBuf} -> + {error, {invalid, InvalidRcvCtrlBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + %% *** Check rcvctrlbuf part *** + #{desc => "get rcvctrlbuf", + cmd => fun(#{sock := Sock} = State) -> + case Get(Sock, rcvctrlbuf) of + {ok, RcvCtrlBuf} when is_integer(RcvCtrlBuf) -> + {ok, State#{rcvctrlbuf => RcvCtrlBuf}}; + {ok, InvalidRcvCtrlBuf} -> + {error, {invalid, InvalidRcvCtrlBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "set (new) rcvctrlbuf", + cmd => fun(#{sock := Sock, rcvctrlbuf := OldRcvCtrlBuf} = State) -> + NewRcvCtrlBuf = 2 * OldRcvCtrlBuf, + case Set(Sock, rcvctrlbuf, NewRcvCtrlBuf) of + ok -> + {ok, State#{rcvctrlbuf => NewRcvCtrlBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "get (new) rcvctrlbuf", + cmd => fun(#{sock := Sock, rcvctrlbuf := RcvCtrlBuf}) -> + case Get(Sock, rcvctrlbuf) of + {ok, RcvCtrlBuf} -> + ok; + {ok, InvalidRcvCtrlBuf} -> + {error, {invalid, InvalidRcvCtrlBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + + + %% *** Check sndctrlbuf part *** + #{desc => "get sndctrlbuf", + cmd => fun(#{sock := Sock} = State) -> + case Get(Sock, sndctrlbuf) of + {ok, SndCtrlBuf} when is_integer(SndCtrlBuf) -> + {ok, State#{sndctrlbuf => SndCtrlBuf}}; + {ok, InvalidSndCtrlBuf} -> + {error, {invalid, InvalidSndCtrlBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "set (new) sndctrlbuf", + cmd => fun(#{sock := Sock, sndctrlbuf := OldSndCtrlBuf} = State) -> + NewSndCtrlBuf = 2 * OldSndCtrlBuf, + case Set(Sock, sndctrlbuf, NewSndCtrlBuf) of + ok -> + {ok, State#{sndctrlbuf => NewSndCtrlBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "get (new) sndctrlbuf", + cmd => fun(#{sock := Sock, sndctrlbuf := SndCtrlBuf}) -> + case Get(Sock, sndctrlbuf) of + {ok, SndCtrlBuf} -> + ok; + {ok, InvalidSndCtrlBuf} -> + {error, {invalid, InvalidSndCtrlBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** Check controlling-process part *** + #{desc => "verify self as controlling-process", + cmd => fun(#{sock := Sock}) -> + Self = self(), + case Get(Sock, controlling_process) of + {ok, Self} -> + ok; + {ok, InvalidPid} -> + {error, {invalid, InvalidPid}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "set dummy as controlling-process", + cmd => fun(#{sock := Sock, dummy := Dummy}) -> + Set(Sock, controlling_process, Dummy) + end}, + #{desc => "verify dummy as controlling-process", + cmd => fun(#{sock := Sock, dummy := Dummy}) -> + case Get(Sock, controlling_process) of + {ok, Dummy} -> + ok; + {ok, InvalidPid} -> + {error, {invalid, InvalidPid}}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + #{desc => "finish", + cmd => fun(_) -> + {ok, normal} + end} + ], + + i("start tcp (stream) evaluator"), + InitState1 = #{domain => inet, type => stream, protocol => tcp}, + Tester1 = ?SEV_START("tcp-tester", Seq, InitState1), + i("await tcp evaluator"), + ok = ?SEV_AWAIT_FINISH([Tester1]), + + i("start udp (dgram) socket"), + InitState2 = #{domain => inet, type => dgram, protocol => udp}, + Tester2 = ?SEV_START("udp-tester", Seq, InitState2), + i("await udp evaluator"), + ok = ?SEV_AWAIT_FINISH([Tester2]). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Perform some simple operations with the rcvbuf otp option +%% The operations we test here are only for type = stream and +%% protocol = tcp. +api_opt_simple_otp_rcvbuf_option(suite) -> + []; +api_opt_simple_otp_rcvbuf_option(doc) -> + []; +api_opt_simple_otp_rcvbuf_option(_Config) when is_list(_Config) -> + ?TT(?SECS(15)), + tc_try(api_opt_simple_otp_rcvbuf_option, + fun() -> api_opt_simple_otp_rcvbuf_option() end). + +api_opt_simple_otp_rcvbuf_option() -> + Get = fun(S) -> + socket:getopt(S, otp, rcvbuf) + end, + Set = fun(S, Val) -> + socket:setopt(S, otp, rcvbuf, Val) + end, + + ServerSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start (from tester)", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "create listen socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + {ok, State#{lsock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{lsock := LSock, local_sa := LSA} = State) -> + case socket:bind(LSock, LSA) of + {ok, Port} -> + {ok, State#{lport => Port}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "make listen socket", + cmd => fun(#{lsock := LSock}) -> + socket:listen(LSock) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, + local_sa := LocalSA, + lport := Port}) -> + ServerSA = LocalSA#{port => Port}, + ?SEV_ANNOUNCE_READY(Tester, init, ServerSA), + ok + end}, + + + %% *** The actual test part *** + #{desc => "await continue (accept)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, accept) + end}, + #{desc => "attempt to accept", + cmd => fun(#{lsock := LSock} = State) -> + case socket:accept(LSock) of + {ok, Sock} -> + {ok, State#{sock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (accept)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, accept), + ok + end}, + + %% Recv with default size for (otp) rcvbuf + #{desc => "await continue (recv initial)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, recv) of + {ok, MsgSz} -> + ?SEV_IPRINT("MsgSz: ~p", [MsgSz]), + {ok, State#{msg_sz => MsgSz}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "attempt to recv", + cmd => fun(#{sock := Sock, msg_sz := MsgSz} = _State) -> + ?SEV_IPRINT("try recv ~w bytes when rcvbuf is ~s", + [MsgSz, + case Get(Sock) of + {ok, RcvBuf} -> f("~w", [RcvBuf]); + {error, _} -> "-" + end]), + case socket:recv(Sock) of + {ok, Data} when (size(Data) =:= MsgSz) -> + ok; + {ok, Data} -> + {error, {invalid_msg_sz, MsgSz, size(Data)}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (recv initial)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, recv), + ok + end}, + + %% Recv with new size (1) for (otp) rcvbuf + #{desc => "await continue (recv 1)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, recv) of + {ok, NewRcvBuf} -> + ?SEV_IPRINT("set new rcvbuf: ~p", [NewRcvBuf]), + {ok, State#{rcvbuf => NewRcvBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "attempt to setopt rcvbuf", + cmd => fun(#{sock := Sock, rcvbuf := NewRcvBuf} = _State) -> + case Set(Sock, NewRcvBuf) of + ok -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "attempt to recv", + cmd => fun(#{sock := Sock, msg_sz := MsgSz} = _State) -> + case socket:recv(Sock) of + {ok, Data} when (size(Data) =:= MsgSz) -> + ok; + {ok, Data} -> + {error, {invalid_msg_sz, MsgSz, size(Data)}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (recv 1)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, recv), + ok + end}, + + %% Recv with new size (2) for (otp) rcvbuf + #{desc => "await continue (recv 2)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, recv) of + {ok, NewRcvBuf} -> + ?SEV_IPRINT("set new rcvbuf: ~p", [NewRcvBuf]), + {ok, State#{rcvbuf => NewRcvBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "attempt to setopt rcvbuf", + cmd => fun(#{sock := Sock, rcvbuf := NewRcvBuf} = _State) -> + case Set(Sock, NewRcvBuf) of + ok -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "attempt to recv", + cmd => fun(#{sock := Sock, msg_sz := MsgSz} = _State) -> + case socket:recv(Sock) of + {ok, Data} when (size(Data) =:= MsgSz) -> + ok; + {ok, Data} -> + {error, {invalid_msg_sz, MsgSz, size(Data)}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (recv 2)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, recv), + ok + end}, + + %% Recv with new size (3) for (otp) rcvbuf + #{desc => "await continue (recv 3, truncated)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, recv) of + {ok, {ExpSz, NewRcvBuf}} -> + {ok, State#{msg_sz => ExpSz, + rcvbuf => NewRcvBuf}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "attempt to setopt rcvbuf", + cmd => fun(#{sock := Sock, rcvbuf := NewRcvBuf} = _State) -> + case Set(Sock, NewRcvBuf) of + ok -> + ?SEV_IPRINT("set new rcvbuf: ~p", [NewRcvBuf]), + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "attempt to recv", + cmd => fun(#{sock := Sock, msg_sz := MsgSz} = _State) -> + ?SEV_IPRINT("try recv ~w bytes of data", [MsgSz]), + case socket:recv(Sock) of + {ok, Data} when (size(Data) =:= MsgSz) -> + ok; + {ok, Data} -> + {error, {invalid_msg_sz, MsgSz, size(Data)}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (recv)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, recv), + ok + end}, + + + %% Termination + #{desc => "await terminate", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "close socket(s)", + cmd => fun(#{lsock := LSock, sock := Sock} = State) -> + sock_close(Sock), + sock_close(LSock), + State1 = maps:remove(sock, State), + State2 = maps:remove(lport, State1), + State3 = maps:remove(lsock, State2), + {ok, State3} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + ClientSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + {Tester, ServerSA} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, + server_sa => ServerSA}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "create socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + {ok, State#{sock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{sock := Sock, local_sa := LSA} = _State) -> + case socket:bind(Sock, LSA) of + {ok, _Port} -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + %% The actual test + #{desc => "await continue (connect)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, connect) + end}, + #{desc => "connect to server", + cmd => fun(#{sock := Sock, server_sa := SSA}) -> + socket:connect(Sock, SSA) + end}, + #{desc => "announce ready (connect)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, connect), + ok + end}, + + #{desc => "await continue (send initial)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, send) of + {ok, Data} -> + {ok, State#{data => Data}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "send (initial) data to server", + cmd => fun(#{sock := Sock, data := Data} = _State) -> + ?SEV_IPRINT("try send ~w bytes", [size(Data)]), + socket:send(Sock, Data) + end}, + #{desc => "announce ready (send initial)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, send), + ok + end}, + + #{desc => "await continue (send 1)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, send) + end}, + #{desc => "send (1) data to server", + cmd => fun(#{sock := Sock, data := Data}) -> + ?SEV_IPRINT("try send ~w bytes", [size(Data)]), + socket:send(Sock, Data) + end}, + #{desc => "announce ready (send 1)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, send), + ok + end}, + + #{desc => "await continue (send 2)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, send) + end}, + #{desc => "send (2) data to server", + cmd => fun(#{sock := Sock, data := Data}) -> + ?SEV_IPRINT("try send ~w bytes", [size(Data)]), + socket:send(Sock, Data) + end}, + #{desc => "announce ready (send 2)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, send), + ok + end}, + + #{desc => "await continue (send 3)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, send) + end}, + #{desc => "send (3) data to server", + cmd => fun(#{sock := Sock, data := Data}) -> + ?SEV_IPRINT("try send ~w bytes", [size(Data)]), + socket:send(Sock, Data) + end}, + #{desc => "announce ready (send 3)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, send), + ok + end}, + + + %% Termination + #{desc => "await terminate", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "close socket", + cmd => fun(#{sock := Sock}) -> + socket:close(Sock) + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor server", + cmd => fun(#{server := Server} = _State) -> + _MRef = erlang:monitor(process, Server), + ok + end}, + #{desc => "monitor client", + cmd => fun(#{client := Client} = _State) -> + _MRef = erlang:monitor(process, Client), + ok + end}, + #{desc => "order server start", + cmd => fun(#{server := Server}) -> + ?SEV_ANNOUNCE_START(Server) + end}, + #{desc => "await server ready (init)", + cmd => fun(#{server := Server} = State) -> + {ok, ServerSA} = ?SEV_AWAIT_READY(Server, server, init), + {ok, State#{server_sa => ServerSA}} + end}, + #{desc => "order client start", + cmd => fun(#{client := Client, + server_sa := ServerSA}) -> + ?SEV_ANNOUNCE_START(Client, ServerSA), + ok + end}, + #{desc => "await client ready (init)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, init) + end}, + + + %% The actual test (connecting) + #{desc => "order server accept (accept)", + cmd => fun(#{server := Server} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Server, accept), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order client continue (connect)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Client, connect), + ok + end}, + #{desc => "await client ready (connect)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, connect) + end}, + #{desc => "await server ready (accept)", + cmd => fun(#{server := Server} = _State) -> + ?SEV_AWAIT_READY(Server, server, accept) + end}, + + %% The actual test (initial part) + #{desc => "order client continue (send initial)", + cmd => fun(#{client := Client, data := Data} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Client, send, Data), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order server continue (recv initial)", + cmd => fun(#{server := Server, data := Data} = _State) -> + ExpMsgSz = size(Data), + ?SEV_ANNOUNCE_CONTINUE(Server, recv, ExpMsgSz), + ok + end}, + #{desc => "await client ready (send initial)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, client, send, + [{server, Server}]) of + ok -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await server ready (recv initial)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + case ?SEV_AWAIT_READY(Server, client, recv, + [{client, Client}]) of + ok -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + + %% The actual test (part 1) + #{desc => "order client continue (send 1)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Client, send), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order server continue (recv 1)", + cmd => fun(#{server := Server, data := Data} = _State) -> + MsgSz = size(Data), + NewRcvBuf = {2 + (MsgSz div 1024), 1024}, + ?SEV_ANNOUNCE_CONTINUE(Server, recv, NewRcvBuf), + ok + end}, + #{desc => "await client ready (send 1)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, client, send, + [{server, Server}]) of + ok -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await server ready (recv 1)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + case ?SEV_AWAIT_READY(Server, client, recv, + [{client, Client}]) of + ok -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + + %% The actual test (part 2) + #{desc => "order client continue (send 2)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Client, send), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order server continue (recv 2)", + cmd => fun(#{server := Server, data := Data} = _State) -> + MsgSz = size(Data), + NewRcvBuf = {2 + (MsgSz div 2048), 2048}, + ?SEV_ANNOUNCE_CONTINUE(Server, recv, NewRcvBuf), + ok + end}, + #{desc => "await client ready (send 2)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, client, send, + [{server, Server}]) of + ok -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await server ready (recv 2)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + case ?SEV_AWAIT_READY(Server, client, recv, + [{client, Client}]) of + ok -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + + + %% The actual test (part 3) + #{desc => "order client continue (send 3)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Client, send), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order server continue (recv 3)", + cmd => fun(#{server := Server, data := Data} = _State) -> + MsgSz = size(Data), + BufSz = 2048, + N = MsgSz div BufSz - 1, + NewRcvBuf = {N, BufSz}, + ?SEV_ANNOUNCE_CONTINUE(Server, recv, + {N*BufSz, NewRcvBuf}) + end}, + #{desc => "await client ready (send 3)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, client, send, + [{server, Server}]) of + ok -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await server ready (recv 3)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + case ?SEV_AWAIT_READY(Server, client, recv, + [{client, Client}]) of + ok -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + + + ?SEV_SLEEP(?SECS(1)), + + %% *** Terminate server *** + #{desc => "order client terminate", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Client), + ok + end}, + #{desc => "await client down", + cmd => fun(#{client := Client} = State) -> + ?SEV_AWAIT_TERMINATION(Client), + State1 = maps:remove(client, State), + {ok, State1} + end}, + #{desc => "order server terminate", + cmd => fun(#{server := Server} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Server), + ok + end}, + #{desc => "await server down", + cmd => fun(#{server := Server} = State) -> + ?SEV_AWAIT_TERMINATION(Server), + State1 = maps:remove(server, State), + State2 = maps:remove(server_sa, State1), + {ok, State2} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + %% Create a data binary of 6*1024 bytes + Data = list_to_binary(lists:duplicate(6*4, lists:seq(0, 255))), + InitState = #{domain => inet, + data => Data}, + + i("create server evaluator"), + ServerInitState = #{domain => maps:get(domain, InitState)}, + Server = ?SEV_START("server", ServerSeq, ServerInitState), + + i("create client evaluator"), + ClientInitState = #{host => local_host(), + domain => maps:get(domain, InitState)}, + Client = ?SEV_START("client", ClientSeq, ClientInitState), + + i("create tester evaluator"), + TesterInitState = InitState#{server => Server#ev.pid, + client => Client#ev.pid}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator(s)"), + ok = ?SEV_AWAIT_FINISH([Server, Client, Tester]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Perform some simple getopt and setopt with the level = otp options +api_opt_simple_otp_controlling_process(suite) -> + []; +api_opt_simple_otp_controlling_process(doc) -> + []; +api_opt_simple_otp_controlling_process(_Config) when is_list(_Config) -> + ?TT(?SECS(5)), + tc_try(api_opt_simple_otp_controlling_process, + fun() -> api_opt_simple_otp_controlling_process() end). + +api_opt_simple_otp_controlling_process() -> + Get = fun(S, Key) -> + socket:getopt(S, otp, Key) + end, + Set = fun(S, Key, Val) -> + socket:setopt(S, otp, Key, Val) + end, + + ClientSeq = + [ + %% *** Init part *** + #{desc => "await start", + cmd => fun(State) -> + {Tester, Sock} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, + sock => Sock}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester}) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** The actual test *** + #{desc => "verify tester as controlling-process", + cmd => fun(#{tester := Tester, sock := Sock} = _State) -> + case Get(Sock, controlling_process) of + {ok, Tester} -> + ok; + {ok, InvalidPid} -> + {error, {invalid, InvalidPid}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "attempt invalid controlling-process transfer (to self)", + cmd => fun(#{sock := Sock} = _State) -> + case Set(Sock, controlling_process, self()) of + {error, not_owner} -> + ok; + ok -> + {error, unexpected_success}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (not owner)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_ANNOUNCE_READY(Tester, not_owner), + ok + end}, + #{desc => "await continue (owner)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, owner) + end}, + #{desc => "verify self as controlling-process", + cmd => fun(#{sock := Sock} = _State) -> + Self = self(), + case Get(Sock, controlling_process) of + {ok, Self} -> + ok; + {ok, InvalidPid} -> + {error, {invalid, InvalidPid}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "attempt controlling-process transfer to tester", + cmd => fun(#{tester := Tester, sock := Sock} = _State) -> + Set(Sock, controlling_process, Tester) + end}, + #{desc => "attempt invalid controlling-process transfer (to self)", + cmd => fun(#{sock := Sock} = _State) -> + case Set(Sock, controlling_process, self()) of + {error, not_owner} -> + ok; + ok -> + {error, unexpected_success}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (owner)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_ANNOUNCE_READY(Tester, owner), + ok + + end}, + + %% *** Termination *** + #{desc => "await termination", + cmd => fun(#{tester := Tester} = State) -> + ?SEV_AWAIT_TERMINATE(Tester, tester), + State1 = maps:remove(tester, State), + State2 = maps:remove(sock, State1), + {ok, State2} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "create socket", + cmd => fun(#{domain := Domain, + type := Type, + protocol := Protocol} = State) -> + Sock = sock_open(Domain, Type, Protocol), + {ok, State#{sock => Sock}} + end}, + #{desc => "monitor client", + cmd => fun(#{client := Client} = _State) -> + _MRef = erlang:monitor(process, Client), + ok + end}, + + %% *** The actual test *** + #{desc => "verify self as controlling-process", + cmd => fun(#{sock := Sock} = _State) -> + Self = self(), + case Get(Sock, controlling_process) of + {ok, Self} -> + ok; + {ok, InvalidPid} -> + {error, {invalid, InvalidPid}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order (client) start", + cmd => fun(#{client := Client, sock := Sock} = _State) -> + ?SEV_ANNOUNCE_START(Client, Sock), + ok + end}, + #{desc => "await (client) ready (not owner)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, not_owner) + end}, + #{desc => "attempt controlling-process transfer to client", + cmd => fun(#{client := Client, sock := Sock} = _State) -> + Set(Sock, controlling_process, Client) + end}, + #{desc => "verify client as controlling-process", + cmd => fun(#{client := Client, sock := Sock} = _State) -> + case Get(Sock, controlling_process) of + {ok, Client} -> + ok; + {ok, InvalidPid} -> + {error, {invalid, InvalidPid}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "attempt invalid controlling-process transfer (to self)", + cmd => fun(#{sock := Sock} = _State) -> + case Set(Sock, controlling_process, self()) of + {error, not_owner} -> + ok; + ok -> + {error, unexpected_success}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order (client) continue (owner)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Client, owner), + ok + end}, + #{desc => "await (client) ready (2)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, owner), + ok + end}, + #{desc => "verify self as controlling-process", + cmd => fun(#{sock := Sock} = _State) -> + Self = self(), + case Get(Sock, controlling_process) of + {ok, Self} -> + ok; + {ok, InvalidPid} -> + {error, {invalid, InvalidPid}}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** Termination *** + #{desc => "order (client) terminate", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Client), + ok + end}, + #{desc => "await client termination", + cmd => fun(#{client := Client} = State) -> + ?SEV_AWAIT_TERMINATION(Client), + {ok, maps:remove(client, State)} + end}, + #{desc => "close socket", + cmd => fun(#{sock := Sock} = State) -> + sock_close(Sock), + {ok, maps:remove(sock, State)} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + i("start tcp (stream) client evaluator"), + ClientInitState1 = #{}, + Client1 = ?SEV_START("tcp-client", ClientSeq, ClientInitState1), + + i("start tcp (stream) tester evaluator"), + TesterInitState1 = #{domain => inet, + type => stream, + protocol => tcp, + client => Client1#ev.pid}, + Tester1 = ?SEV_START("tcp-tester", TesterSeq, TesterInitState1), + + i("await tcp evaluator(s)"), + ok = ?SEV_AWAIT_FINISH([Tester1, Client1]), + + i("start udp (dgram) client evaluator"), + ClientInitState2 = #{}, + Client2 = ?SEV_START("udp-client", ClientSeq, ClientInitState2), + + i("start udp (dgram) tester evaluator"), + TesterInitState2 = #{domain => inet, + type => dgram, + protocol => udp, + client => Client2#ev.pid}, + Tester2 = ?SEV_START("udp-tester", TesterSeq, TesterInitState2), + + i("await udp evaluator(s)"), + ok = ?SEV_AWAIT_FINISH([Tester2, Client2]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% %% +%% API OPERATIONS WITH TIMEOUT %% +%% %% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the connect timeout option +%% on an IPv4 TCP (stream) socket. +api_to_connect_tcp4(suite) -> + []; +api_to_connect_tcp4(doc) -> + []; +api_to_connect_tcp4(_Config) when is_list(_Config) -> + tc_try(api_to_connect_tcp4, + fun() -> + ?TT(?SECS(10)), + InitState = #{domain => inet, + backlog => 1, + timeout => 5000, + connect_limit => 3}, + ok = api_to_connect_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the connect timeout option +%% on an IPv6 TCP (stream) socket. +api_to_connect_tcp6(suite) -> + []; +api_to_connect_tcp6(doc) -> + []; +api_to_connect_tcp6(_Config) when is_list(_Config) -> + tc_try(api_to_connect_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(10)), + InitState = #{domain => inet6, + backlog => 1, + timeout => 5000, + connect_limit => 3}, + ok = api_to_connect_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% We use the backlog (listen) argument to test this. +%% Note that the behaviour of the TCP "server side" can vary when +%% a client connect to a "busy" server (full backlog). +%% For instance, on FreeBSD (11.2) the reponse when the backlog is full +%% is a econreset. + +api_to_connect_tcp(InitState) -> + process_flag(trap_exit, true), + + ServerSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start (from tester)", + cmd => fun(State) -> + {Tester, Backlog} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, + backlog => Backlog}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "create listen socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + {ok, State#{lsock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{lsock := LSock, local_sa := LSA} = State) -> + case socket:bind(LSock, LSA) of + {ok, Port} -> + {ok, State#{lport => Port}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "make listen socket (with backlog = 1)", + cmd => fun(#{lsock := LSock, backlog := Backlog}) -> + socket:listen(LSock, Backlog) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, lport := Port}) -> + ?SEV_ANNOUNCE_READY(Tester, init, Port), + ok + end}, + + %% Termination + #{desc => "await terminate", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "close socket", + cmd => fun(#{lsock := Sock} = State) -> + sock_close(Sock), + State1 = maps:remove(lport, State), + State2 = maps:remove(sock, State1), + {ok, State2} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + ClientSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + {Tester, ServerSA} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, + server_sa => ServerSA}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "create node", + cmd => fun(#{host := Host} = State) -> + ?SEV_IPRINT("try create node on ~p", [Host]), + case start_node(Host, client) of + {ok, Node} -> + ?SEV_IPRINT("client node ~p started", + [Node]), + {ok, State#{node => Node}}; + {error, Reason, _} -> + {error, Reason} + end + end}, + #{desc => "monitor client node", + cmd => fun(#{node := Node} = _State) -> + true = erlang:monitor_node(Node, true), + ok + end}, + #{desc => "start remote client on client node", + cmd => fun(#{node := Node} = State) -> + Pid = api_toc_tcp_client_start(Node), + ?SEV_IPRINT("remote client ~p started", [Pid]), + {ok, State#{rclient => Pid}} + end}, + #{desc => "monitor remote client", + cmd => fun(#{rclient := Pid}) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "order remote client to start", + cmd => fun(#{rclient := Client, + server_sa := ServerSA}) -> + ?SEV_ANNOUNCE_START(Client, ServerSA), + ok + end}, + #{desc => "await remote client ready", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_READY(Client, rclient, init, + [{tester, Tester}]) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + %% The actual test + #{desc => "await continue (connect)", + cmd => fun(#{tester := Tester, + rclient := Client} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, connect, + [{rclient, Client}]) of + {ok, {ConTimeout, ConLimit}} -> + {ok, State#{connect_timeout => ConTimeout, + connect_limit => ConLimit}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to continue (connect)", + cmd => fun(#{rclient := RClient, + connect_timeout := ConTimeout, + connect_limit := ConLimit}) -> + ?SEV_ANNOUNCE_CONTINUE(RClient, connect, + {ConTimeout, ConLimit}), + ok + end}, + #{desc => "await remote client ready (connect)", + cmd => fun(#{tester := Tester, + rclient := RClient} = State) -> + case ?SEV_AWAIT_READY(RClient, rclient, connect, + [{tester, Tester}]) of + {ok, ok = _Result} -> + {ok, maps:remove(connect_limit, State)}; + {ok, {error, {connect_limit_reached,R,L}}} -> + {skip, + ?LIB:f("Connect limit reached ~w: ~w", + [L, R])}; + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + + #{desc => "announce ready (connect)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, connect), + ok + end}, + + %% Termination + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester, + rclient := RClient} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester, + [{rclient, RClient}]) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "kill remote client", + cmd => fun(#{rclient := Client}) -> + ?SEV_ANNOUNCE_TERMINATE(Client), + ok + end}, + #{desc => "await remote client termination", + cmd => fun(#{rclient := Client} = State) -> + ?SEV_AWAIT_TERMINATION(Client), + State1 = maps:remove(rclient, State), + {ok, State1} + end}, + #{desc => "stop client node", + cmd => fun(#{node := Node} = _State) -> + stop_node(Node) + end}, + #{desc => "await client node termination", + cmd => fun(#{node := Node} = State) -> + receive + {nodedown, Node} -> + State1 = maps:remove(node_id, State), + State2 = maps:remove(node, State1), + {ok, State2} + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor server", + cmd => fun(#{server := Server} = _State) -> + _MRef = erlang:monitor(process, Server), + ok + end}, + #{desc => "monitor client", + cmd => fun(#{client := Client} = _State) -> + _MRef = erlang:monitor(process, Client), + ok + end}, + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "order server start", + cmd => fun(#{server := Server, + backlog := Backlog}) -> + ?SEV_ANNOUNCE_START(Server, Backlog), + ok + end}, + #{desc => "await server ready (init)", + cmd => fun(#{server := Server, local_sa := LSA} = State) -> + {ok, Port} = ?SEV_AWAIT_READY(Server, server, init), + ServerSA = LSA#{port => Port}, + {ok, State#{server_sa => ServerSA}} + end}, + #{desc => "order client start", + cmd => fun(#{client := Client, + server_sa := ServerSA}) -> + ?SEV_ANNOUNCE_START(Client, ServerSA), + ok + end}, + #{desc => "await client ready (init)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, init), + ok + end}, + + %% The actual test + %% The server does nothing (this is the point), no accept, + %% the client tries to connect. + #{desc => "order client continue (connect)", + cmd => fun(#{client := Client, + timeout := Timeout, + connect_limit := ConLimit} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Client, connect, + {Timeout, ConLimit}), + ok + end}, + #{desc => "await client ready (connect)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, client, connect, + [{server, Server}]) of + ok -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + + + %% *** Terminate server *** + #{desc => "order client terminate", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Client), + ok + end}, + #{desc => "await client down", + cmd => fun(#{client := Client} = State) -> + ?SEV_AWAIT_TERMINATION(Client), + State1 = maps:remove(client, State), + {ok, State1} + end}, + #{desc => "order server terminate", + cmd => fun(#{server := Server} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Server), + ok + end}, + #{desc => "await server down", + cmd => fun(#{server := Server} = State) -> + ?SEV_AWAIT_TERMINATION(Server), + State1 = maps:remove(server, State), + State2 = maps:remove(server_sa, State1), + {ok, State2} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + i("create server evaluator"), + ServerInitState = #{domain => maps:get(domain, InitState)}, + Server = ?SEV_START("server", ServerSeq, ServerInitState), + + i("create client evaluator"), + ClientInitState = #{host => local_host(), + domain => maps:get(domain, InitState)}, + Client = ?SEV_START("client", ClientSeq, ClientInitState), + + i("create tester evaluator"), + TesterInitState = InitState#{server => Server#ev.pid, + client => Client#ev.pid}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator(s)"), + ok = ?SEV_AWAIT_FINISH([Server, Client, Tester]). + + +api_toc_tcp_client_start(Node) -> + Self = self(), + Fun = fun() -> api_toc_tcp_client(Self) end, + erlang:spawn(Node, Fun). + +api_toc_tcp_client(Parent) -> + api_toc_tcp_client_init(Parent), + ServerSA = api_toc_tcp_client_await_start(Parent), + Domain = maps:get(family, ServerSA), + api_toc_tcp_client_announce_ready(Parent, init), + {To, ConLimit} = api_toc_tcp_client_await_continue(Parent, connect), + Result = api_to_connect_tcp_await_timeout(To, ServerSA, Domain, ConLimit), + ?SEV_IPRINT("result: ~p", [Result]), + api_toc_tcp_client_announce_ready(Parent, connect, Result), + Reason = api_toc_tcp_client_await_terminate(Parent), + exit(Reason). + +api_toc_tcp_client_init(Parent) -> + put(sname, "rclient"), + %% i("api_toc_tcp_client_init -> entry"), + _MRef = erlang:monitor(process, Parent), + ok. + +api_toc_tcp_client_await_start(Parent) -> + %% i("api_toc_tcp_client_await_start -> entry"), + ?SEV_AWAIT_START(Parent). + +api_toc_tcp_client_announce_ready(Parent, Slogan) -> + ?SEV_ANNOUNCE_READY(Parent, Slogan). +api_toc_tcp_client_announce_ready(Parent, Slogan, Result) -> + ?SEV_ANNOUNCE_READY(Parent, Slogan, Result). + +api_toc_tcp_client_await_continue(Parent, Slogan) -> + %% i("api_toc_tcp_client_await_continue -> entry"), + case ?SEV_AWAIT_CONTINUE(Parent, parent, Slogan) of + ok -> + ok; + {ok, Extra} -> + Extra; + {error, Reason} -> + exit({await_continue, Slogan, Reason}) + end. + +api_toc_tcp_client_await_terminate(Parent) -> + %% i("api_toc_tcp_client_await_terminate -> entry"), + case ?SEV_AWAIT_TERMINATE(Parent, parent) of + ok -> + ok; + {error, Reason} -> + Reason + end. + +api_to_connect_tcp_await_timeout(To, ServerSA, Domain, ConLimit) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, + addr => LAddr}, + NewSock = fun() -> + S = case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + Sock; + {error, OReason} -> + ?FAIL({open, OReason}) + end, + case socket:bind(S, LSA) of + {ok, _} -> + S; + {error, BReason} -> + ?FAIL({bind, BReason}) + end + end, + api_to_connect_tcp_await_timeout(1, ConLimit, To, ServerSA, NewSock, []). + +api_to_connect_tcp_await_timeout(ID, ConLimit, _To, _ServerSA, _NewSock, Acc) + when (ID > ConLimit) -> + api_to_connect_tcp_await_timeout3(Acc), + {error, {connect_limit_reached, ID, ConLimit}}; +api_to_connect_tcp_await_timeout(ID, ConLimit, To, ServerSA, NewSock, Acc) -> + case api_to_connect_tcp_await_timeout2(ID, To, ServerSA, NewSock) of + ok -> + %% ?SEV_IPRINT("success when number of socks: ~w", [length(Acc)]), + api_to_connect_tcp_await_timeout3(Acc), + ok; + {ok, Sock} -> + %% ?SEV_IPRINT("~w: unexpected success (connect)", [ID]), + api_to_connect_tcp_await_timeout(ID+1, ConLimit, + To, ServerSA, NewSock, + [Sock|Acc]); + {error, _} = ERROR -> + ERROR + end. + +api_to_connect_tcp_await_timeout2(_ID, To, ServerSA, NewSock) -> + Sock = NewSock(), + %% ?SEV_IPRINT("~w: try connect", [ID]), + Start = t(), + case socket:connect(Sock, ServerSA, To) of + {error, timeout} -> + Stop = t(), + TDiff = tdiff(Start, Stop), + if + (TDiff >= To) -> + (catch socket:close(Sock)), + ok; + true -> + (catch socket:close(Sock)), + ?FAIL({unexpected_timeout, TDiff, To}) + end; + {error, econnreset = _Reason} -> + (catch socket:close(Sock)), + ok; + {error, Reason} -> + (catch socket:close(Sock)), + ?FAIL({connect, Reason}); + ok -> + {ok, Sock} + end. + +api_to_connect_tcp_await_timeout3([]) -> + ok; +api_to_connect_tcp_await_timeout3([Sock|Socka]) -> + (catch socket:close(Sock)), + api_to_connect_tcp_await_timeout3(Socka). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the accept timeout option +%% on an IPv4 TCP (stream) socket. +api_to_accept_tcp4(suite) -> + []; +api_to_accept_tcp4(doc) -> + []; +api_to_accept_tcp4(_Config) when is_list(_Config) -> + tc_try(api_to_accept_tcp4, + fun() -> + ?TT(?SECS(10)), + InitState = #{domain => inet, timeout => 5000}, + ok = api_to_accept_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the accept timeout option +%% on an IPv6 TCP (stream) socket. +api_to_accept_tcp6(suite) -> + []; +api_to_accept_tcp6(doc) -> + []; +api_to_accept_tcp6(_Config) when is_list(_Config) -> + tc_try(api_to_accept_tcp4, + fun() -> + not_yet_implemented(), + ?TT(?SECS(10)), + InitState = #{domain => inet6, timeout => 5000}, + ok = api_to_accept_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +api_to_accept_tcp(InitState) -> + TesterSeq = + [ + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{lsa => LSA}} + end}, + #{desc => "create (listen) socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + {ok, State#{lsock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{lsock := LSock, lsa := LSA} = _State) -> + case socket:bind(LSock, LSA) of + {ok, _} -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "make listen socket", + cmd => fun(#{lsock := LSock}) -> + socket:listen(LSock) + end}, + + %% *** The actual test part *** + #{desc => "attempt to accept (without success)", + cmd => fun(#{lsock := LSock, timeout := To} = State) -> + Start = t(), + case socket:accept(LSock, To) of + {error, timeout} -> + {ok, State#{start => Start, stop => t()}}; + {ok, Sock} -> + (catch socket:close(Sock)), + {error, unexpected_success}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "validate timeout time", + cmd => fun(#{start := Start, stop := Stop, timeout := To} = _State) -> + TDiff = tdiff(Start, Stop), + if + (TDiff >= To) -> + ok; + true -> + {error, {unexpected_timeout, TDiff, To}} + end + end}, + + %% *** Close (listen) socket *** + #{desc => "close (listen) socket", + cmd => fun(#{lsock := LSock} = State) -> + sock_close(LSock), + {ok, maps:remove(sock3, State)} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + i("create tester evaluator"), + Tester = ?SEV_START("tester", TesterSeq, InitState), + + i("await evaluator"), + ok = ?SEV_AWAIT_FINISH([Tester]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the multi accept timeout option +%% on an IPv4 TCP (stream) socket with multiple acceptor processes +%% (three in this case). +api_to_maccept_tcp4(suite) -> + []; +api_to_maccept_tcp4(doc) -> + []; +api_to_maccept_tcp4(_Config) when is_list(_Config) -> + ?TT(?SECS(20)), + tc_try(api_to_maccept_tcp4, + fun() -> + InitState = #{domain => inet, timeout => 5000}, + ok = api_to_maccept_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the accept timeout option +%% on an IPv6 TCP (stream) socket. +api_to_maccept_tcp6(suite) -> + []; +api_to_maccept_tcp6(doc) -> + []; +api_to_maccept_tcp6(_Config) when is_list(_Config) -> + ?TT(?SECS(20)), + tc_try(api_to_maccept_tcp4, + fun() -> + not_yet_implemented(), + InitState = #{domain => inet6, timeout => 5000}, + ok = api_to_maccept_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +api_to_maccept_tcp(InitState) -> + PrimAcceptorSeq = + [ + %% *** Init part *** + #{desc => "await start", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{lsa => LSA}} + end}, + #{desc => "create (listen) socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + {ok, State#{lsock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{lsock := LSock, lsa := LSA} = _State) -> + case socket:bind(LSock, LSA) of + {ok, _} -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "make listen socket", + cmd => fun(#{lsock := LSock}) -> + socket:listen(LSock) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{lsock := LSock, tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, init, LSock), + ok + end}, + + %% *** The actual test *** + #{desc => "await continue (accept)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, accept) + end}, + #{desc => "attempt to accept (without success)", + cmd => fun(#{lsock := LSock, timeout := To} = State) -> + Start = t(), + case socket:accept(LSock, To) of + {error, timeout} -> + {ok, State#{start => Start, stop => t()}}; + {ok, Sock} -> + ?SEV_EPRINT("Unexpected accept success: " + "~n ~p", [Sock]), + (catch socket:close(Sock)), + {error, unexpected_success}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "validate timeout time", + cmd => fun(#{start := Start, stop := Stop, timeout := To} = _State) -> + TDiff = tdiff(Start, Stop), + if + (TDiff >= To) -> + ok; + true -> + {error, {unexpected_timeout, TDiff, To}} + end + end}, + #{desc => "announce ready (accept)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, accept), + ok + end}, + + %% *** Terminate *** + #{desc => "await terminate", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_TERMINATE(Tester, tester), + ok + end}, + %% *** Close (listen) socket *** + #{desc => "close (listen) socket", + cmd => fun(#{lsock := LSock} = State) -> + sock_close(LSock), + {ok, maps:remove(lsock, State)} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + + SecAcceptorSeq = + [ + %% *** Init part *** + #{desc => "await start", + cmd => fun(State) -> + {Tester, LSock} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, + lsock => LSock}} + + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + %% *** The actual test part *** + #{desc => "await continue (accept)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, accept) + end}, + #{desc => "attempt to accept (without success)", + cmd => fun(#{lsock := LSock, timeout := To} = State) -> + Start = t(), + case socket:accept(LSock, To) of + {error, timeout} -> + {ok, State#{start => Start, stop => t()}}; + {ok, Sock} -> + (catch socket:close(Sock)), + {error, unexpected_success}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "validate timeout time", + cmd => fun(#{start := Start, stop := Stop, timeout := To} = State) -> + TDiff = tdiff(Start, Stop), + if + (TDiff >= To) -> + State1 = maps:remove(start, State), + State2 = maps:remove(stop, State1), + {ok, State2}; + true -> + {error, {unexpected_timeout, TDiff, To}} + end + end}, + #{desc => "announce ready (accept)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_ANNOUNCE_READY(Tester, accept), + ok + end}, + + %% *** Terminate *** + #{desc => "await terminate", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + + TesterSeq = + [ + %% Init part + #{desc => "monitor prim-acceptor", + cmd => fun(#{prim_acceptor := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor sec-acceptor 1", + cmd => fun(#{sec_acceptor1 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor sec-acceptor 2", + cmd => fun(#{sec_acceptor2 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + + + %% Start the prim-acceptor + #{desc => "start prim-acceptor", + cmd => fun(#{prim_acceptor := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid), + ok + end}, + #{desc => "await prim-acceptor ready (init)", + cmd => fun(#{prim_acceptor := Pid} = State) -> + {ok, Sock} = ?SEV_AWAIT_READY(Pid, prim_acceptor, init), + {ok, State#{lsock => Sock}} + end}, + + %% Start sec-acceptor-1 + #{desc => "start sec-acceptor 1", + cmd => fun(#{sec_acceptor1 := Pid, lsock := LSock} = _State) -> + ?SEV_ANNOUNCE_START(Pid, LSock), + ok + end}, + #{desc => "await sec-acceptor 1 ready (init)", + cmd => fun(#{sec_acceptor1 := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, sec_acceptor1, init) + end}, + + %% Start sec-acceptor-2 + #{desc => "start sec-acceptor 2", + cmd => fun(#{sec_acceptor2 := Pid, lsock := LSock} = _State) -> + ?SEV_ANNOUNCE_START(Pid, LSock), + ok + end}, + #{desc => "await sec-acceptor 2 ready (init)", + cmd => fun(#{sec_acceptor2 := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, sec_acceptor2, init) + end}, + + %% Activate the acceptor(s) + #{desc => "active prim-acceptor", + cmd => fun(#{prim_acceptor := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, accept), + ok + end}, + #{desc => "active sec-acceptor 1", + cmd => fun(#{sec_acceptor1 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, accept), + ok + end}, + #{desc => "active sec-acceptor 2", + cmd => fun(#{sec_acceptor2 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, accept), + ok + end}, + + %% Await acceptor(s) completions + #{desc => "await prim-acceptor ready (accept)", + cmd => fun(#{prim_acceptor := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, prim_acceptor, accept) + end}, + #{desc => "await sec-acceptor 1 ready (accept)", + cmd => fun(#{sec_acceptor1 := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, sec_acceptor1, accept) + end}, + #{desc => "await sec-acceptor 2 ready (accept)", + cmd => fun(#{sec_acceptor2 := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, sec_acceptor2, accept) + end}, + + %% Terminate + #{desc => "order prim-acceptor to terminate", + cmd => fun(#{prim_acceptor := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await prim-acceptor termination", + cmd => fun(#{prim_acceptor := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(prim_acceptor, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order sec-acceptor 1 to terminate", + cmd => fun(#{sec_acceptor1 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await sec-acceptor 1 termination", + cmd => fun(#{sec_acceptor1 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(sec_acceptor1, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order sec-acceptor 2 to terminate", + cmd => fun(#{sec_acceptor2 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await sec-acceptor 2 termination", + cmd => fun(#{sec_acceptor2 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(sec_acceptor2, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + i("create prim-acceptor evaluator"), + PrimAInitState = InitState, + PrimAcceptor = ?SEV_START("prim-acceptor", PrimAcceptorSeq, PrimAInitState), + + i("create sec-acceptor 1 evaluator"), + SecAInitState1 = maps:remove(domain, InitState), + SecAcceptor1 = ?SEV_START("sec-acceptor-1", SecAcceptorSeq, SecAInitState1), + + i("create sec-acceptor 2 evaluator"), + SecAInitState2 = SecAInitState1, + SecAcceptor2 = ?SEV_START("sec-acceptor-2", SecAcceptorSeq, SecAInitState2), + + i("create tester evaluator"), + TesterInitState = #{prim_acceptor => PrimAcceptor#ev.pid, + sec_acceptor1 => SecAcceptor1#ev.pid, + sec_acceptor2 => SecAcceptor2#ev.pid}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator(s)"), + ok = ?SEV_AWAIT_FINISH([PrimAcceptor, SecAcceptor1, SecAcceptor2, Tester]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the send timeout option +%% on an IPv4 TCP (stream) socket. +api_to_send_tcp4(suite) -> + []; +api_to_send_tcp4(doc) -> + []; +api_to_send_tcp4(_Config) when is_list(_Config) -> + tc_try(api_to_send_tcp4, + fun() -> + not_yet_implemented()%% , + %% ok = api_to_send_tcp(inet) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the send timeout option +%% on an IPv6 TCP (stream) socket. +api_to_send_tcp6(suite) -> + []; +api_to_send_tcp6(doc) -> + []; +api_to_send_tcp6(_Config) when is_list(_Config) -> + tc_try(api_to_send_tcp6, + fun() -> + not_yet_implemented()%% , + %% ok = api_to_send_tcp(inet6) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the sendto timeout option +%% on an IPv4 UDP (dgram) socket. +api_to_sendto_udp4(suite) -> + []; +api_to_sendto_udp4(doc) -> + []; +api_to_sendto_udp4(_Config) when is_list(_Config) -> + tc_try(api_to_sendto_udp4, + fun() -> + not_yet_implemented()%% , + %% ok = api_to_sendto_to_udp(inet) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the sendto timeout option +%% on an IPv6 UDP (dgram) socket. +api_to_sendto_udp6(suite) -> + []; +api_to_sendto_udp6(doc) -> + []; +api_to_sendto_udp6(_Config) when is_list(_Config) -> + tc_try(api_to_sendto_udp6, + fun() -> + not_yet_implemented()%% , + %% ok = api_to_sendto_to_udp(inet6) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the sendmsg timeout option +%% on an IPv4 TCP (stream) socket. +api_to_sendmsg_tcp4(suite) -> + []; +api_to_sendmsg_tcp4(doc) -> + []; +api_to_sendmsg_tcp4(_Config) when is_list(_Config) -> + tc_try(api_to_sendmsg_tcp4, + fun() -> + not_yet_implemented()%% , + %% ok = api_to_sendmsg_tcp(inet) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the sendmsg timeout option +%% on an IPv6 TCP (stream) socket. +api_to_sendmsg_tcp6(suite) -> + []; +api_to_sendmsg_tcp6(doc) -> + []; +api_to_sendmsg_tcp6(_Config) when is_list(_Config) -> + tc_try(api_to_sendmsg_tcp6, + fun() -> + not_yet_implemented()%% , + %% ok = api_to_sendmsg_tcp(inet6) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the recv timeout option +%% on an IPv4 UDP (dgram) socket. To test this we must connect +%% the socket. +api_to_recv_udp4(suite) -> + []; +api_to_recv_udp4(doc) -> + []; +api_to_recv_udp4(_Config) when is_list(_Config) -> + tc_try(api_to_recv_udp4, + fun() -> + not_yet_implemented()%%, + %%ok = api_to_recv_udp(inet) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the recv timeout option +%% on an IPv6 UDP (dgram) socket. To test this we must connect +%% the socket. +api_to_recv_udp6(suite) -> + []; +api_to_recv_udp6(doc) -> + []; +api_to_recv_udp6(_Config) when is_list(_Config) -> + tc_try(api_to_recv_udp6, + fun() -> + not_yet_implemented()%% , + %% ok = api_to_recv_udp(inet6) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the recv timeout option +%% on an IPv4 TCP (stream) socket. +api_to_recv_tcp4(suite) -> + []; +api_to_recv_tcp4(doc) -> + []; +api_to_recv_tcp4(_Config) when is_list(_Config) -> + tc_try(api_to_recv_tcp4, + fun() -> + ?TT(?SECS(10)), + Recv = fun(Sock, To) -> socket:recv(Sock, 0, To) end, + InitState = #{domain => inet, + recv => Recv, + timeout => 2000}, + ok = api_to_receive_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the recv timeout option +%% on an IPv6 TCP (stream) socket. +api_to_recv_tcp6(suite) -> + []; +api_to_recv_tcp6(doc) -> + []; +api_to_recv_tcp6(_Config) when is_list(_Config) -> + tc_try(api_to_recv_tcp6, + fun() -> + not_yet_implemented(), + case socket:supports(ipv6) of + true -> + ?TT(?SECS(10)), + Recv = fun(Sock, To) -> + socket:recv(Sock, 0, To) + end, + InitState = #{domain => inet6, + recv => Recv, + timeout => 2000}, + ok = api_to_receive_tcp(InitState); + false -> + skip("ipv6 not supported") + end + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +api_to_receive_tcp(InitState) -> + process_flag(trap_exit, true), + + ServerSeq = + [ + %% *** Wait for start order *** + #{desc => "await start (from tester)", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester}) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "create listen socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + {ok, State#{lsock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{lsock := LSock, local_sa := LSA} = State) -> + case socket:bind(LSock, LSA) of + {ok, Port} -> + {ok, State#{lport => Port}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "make listen socket (with backlog = 1)", + cmd => fun(#{lsock := LSock}) -> + socket:listen(LSock, 1) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, lport := Port}) -> + ?SEV_ANNOUNCE_READY(Tester, init, Port), + ok + end}, + + %% *** The actual test *** + #{desc => "await continue (accept and recv)", + cmd => fun(#{tester := Tester}) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, accept_recv) + end}, + #{desc => "attempt accept", + cmd => fun(#{lsock := LSock} = State) -> + case socket:accept(LSock) of + {ok, Sock} -> + {ok, State#{sock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "attempt to recv (without success)", + cmd => fun(#{sock := Sock, recv := Recv, timeout := To} = State) -> + Start = t(), + case Recv(Sock, To) of + {error, timeout} -> + {ok, State#{start => Start, stop => t()}}; + {ok, _Data} -> + {error, unexpected_success}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "validate timeout time", + cmd => fun(#{start := Start, stop := Stop, timeout := To} = State) -> + TDiff = tdiff(Start, Stop), + if + (TDiff >= To) -> + State1 = maps:remove(start, State), + State2 = maps:remove(stop, State1), + {ok, State2}; + true -> + {error, {unexpected_timeout, TDiff, To}} + end + end}, + #{desc => "announce ready (recv timeout success)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_ANNOUNCE_READY(Tester, accept_recv), + ok + end}, + + %% *** Termination *** + #{desc => "await terminate", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "close (traffic) socket", + cmd => fun(#{sock := Sock} = State) -> + sock_close(Sock), + {ok, maps:remove(sock, State)} + end}, + #{desc => "close (listen) socket", + cmd => fun(#{lsock := LSock} = State) -> + sock_close(LSock), + {ok, maps:remove(lsock, State)} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + ClientSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start (from tester)", + cmd => fun(State) -> + {Tester, Port} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, + server_port => Port}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain, server_port := Port} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, + addr => LAddr}, + SSA = LSA#{port => Port}, + {ok, State#{local_sa => LSA, server_sa => SSA}} + end}, + #{desc => "create socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + {ok, State#{sock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{sock := Sock, local_sa := LSA} = _State) -> + case socket:bind(Sock, LSA) of + {ok, _} -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + %% *** The actual test *** + #{desc => "await continue (with connect)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, connect) + end}, + #{desc => "connect", + cmd => fun(#{sock := Sock, server_sa := SSA}) -> + sock_connect(Sock, SSA), + ok + end}, + + %% *** Termination *** + #{desc => "await terminate", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "close socket", + cmd => fun(#{sock := Sock} = State) -> + sock_close(Sock), + {ok, maps:remove(sock, State)} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor server", + cmd => fun(#{server := Server} = _State) -> + _MRef = erlang:monitor(process, Server), + ok + end}, + #{desc => "monitor client", + cmd => fun(#{client := Client} = _State) -> + _MRef = erlang:monitor(process, Client), + ok + end}, + + %% *** Activate server *** + #{desc => "start server", + cmd => fun(#{server := Server} = _State) -> + ?SEV_ANNOUNCE_START(Server), + ok + end}, + #{desc => "await server ready (init)", + cmd => fun(#{server := Server} = State) -> + {ok, Port} = ?SEV_AWAIT_READY(Server, server, init), + {ok, State#{server_port => Port}} + end}, + #{desc => "order server to continue (with accept)", + cmd => fun(#{server := Server} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Server, accept_recv), + ok + end}, + + %% *** Activate client *** + #{desc => "start client", + cmd => fun(#{client := Client, server_port := Port} = _State) -> + ?SEV_ANNOUNCE_START(Client, Port), + ok + end}, + #{desc => "await client ready (init)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, init) + end}, + + %% *** The actual test *** + #{desc => "order client to continue (with connect)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Client, connect), + ok + end}, + #{desc => "await server ready (accept/recv)", + cmd => fun(#{server := Server} = _State) -> + ?SEV_AWAIT_READY(Server, server, accept_recv) + end}, + + %% *** Termination *** + #{desc => "order client to terminate", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Client), + ok + end}, + #{desc => "await client termination", + cmd => fun(#{client := Client} = State) -> + case ?SEV_AWAIT_TERMINATION(Client) of + ok -> + State1 = maps:remove(client, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order server to terminate", + cmd => fun(#{server := Server} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Server), + ok + end}, + #{desc => "await server termination", + cmd => fun(#{server := Server} = State) -> + case ?SEV_AWAIT_TERMINATION(Server) of + ok -> + State1 = maps:remove(server, State), + State2 = maps:remove(server_port, State1), + {ok, State2}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + + i("start server evaluator"), + ServerInitState = InitState, + Server = ?SEV_START("server", ServerSeq, ServerInitState), + + i("start client evaluator"), + ClientInitState = InitState, + Client = ?SEV_START("client", ClientSeq, ClientInitState), + + i("start tester evaluator"), + TesterInitState = #{server => Server#ev.pid, + client => Client#ev.pid}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator(s)"), + ok = ?SEV_AWAIT_FINISH([Server, Client, Tester]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the recvfrom timeout option +%% on an IPv4 UDP (dgram) socket. +api_to_recvfrom_udp4(suite) -> + []; +api_to_recvfrom_udp4(doc) -> + []; +api_to_recvfrom_udp4(_Config) when is_list(_Config) -> + tc_try(api_to_recvfrom_udp4, + fun() -> + ?TT(?SECS(10)), + Recv = fun(Sock, To) -> socket:recvfrom(Sock, 0, To) end, + InitState = #{domain => inet, + recv => Recv, + timeout => 2000}, + ok = api_to_receive_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the recvfrom timeout option +%% on an IPv6 UDP (dgram) socket. +api_to_recvfrom_udp6(suite) -> + []; +api_to_recvfrom_udp6(doc) -> + []; +api_to_recvfrom_udp6(_Config) when is_list(_Config) -> + tc_try(api_to_recvfrom_udp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(10)), + Recv = fun(Sock, To) -> socket:recvfrom(Sock, 0, To) end, + InitState = #{domain => inet6, + recv => Recv, + timeout => 2000}, + ok = api_to_receive_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +api_to_receive_udp(InitState) -> + TesterSeq = + [ + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{lsa => LSA}} + end}, + #{desc => "create socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, dgram, udp) of + {ok, Sock} -> + {ok, State#{sock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{sock := Sock, lsa := LSA} = _State) -> + case socket:bind(Sock, LSA) of + {ok, _Port} -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** The actual test *** + #{desc => "attempt to read (without success)", + cmd => fun(#{sock := Sock, recv := Recv, timeout := To} = State) -> + Start = t(), + case Recv(Sock, To) of + {error, timeout} -> + {ok, State#{start => Start, stop => t()}}; + {ok, _} -> + {error, unexpected_sucsess}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "validate timeout time", + cmd => fun(#{start := Start, stop := Stop, timeout := To} = _State) -> + TDiff = tdiff(Start, Stop), + if + (TDiff >= To) -> + ok; + true -> + {error, {unexpected_timeout, TDiff, To}} + end + end}, + + %% *** Termination *** + #{desc => "close socket", + cmd => fun(#{sock := Sock} = _State) -> + socket:setopt(Sock, otp, debug, true), + sock_close(Sock), + ok + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + i("start tester evaluator"), + Tester = ?SEV_START("tester", TesterSeq, InitState), + + i("await evaluator"), + ok = ?SEV_AWAIT_FINISH([Tester]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the recvmsg timeout option +%% on an IPv4 UDP (dgram) socket. +api_to_recvmsg_udp4(suite) -> + []; +api_to_recvmsg_udp4(doc) -> + []; +api_to_recvmsg_udp4(_Config) when is_list(_Config) -> + tc_try(api_to_recvmsg_udp4, + fun() -> + ?TT(?SECS(10)), + Recv = fun(Sock, To) -> socket:recvmsg(Sock, To) end, + InitState = #{domain => inet, + recv => Recv, + timeout => 2000}, + ok = api_to_receive_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the recvmsg timeout option +%% on an IPv6 UDP (dgram) socket. +api_to_recvmsg_udp6(suite) -> + []; +api_to_recvmsg_udp6(doc) -> + []; +api_to_recvmsg_udp6(_Config) when is_list(_Config) -> + tc_try(api_to_recvmsg_udp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(10)), + Recv = fun(Sock, To) -> socket:recvmsg(Sock, To) end, + InitState = #{domain => inet6, + recv => Recv, + timeout => 2000}, + ok = api_to_receive_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the recvmsg timeout option +%% on an IPv4 TCP (stream) socket. +api_to_recvmsg_tcp4(suite) -> + []; +api_to_recvmsg_tcp4(doc) -> + []; +api_to_recvmsg_tcp4(_Config) when is_list(_Config) -> + tc_try(api_to_recvmsg_tcp4, + fun() -> + ?TT(?SECS(10)), + Recv = fun(Sock, To) -> socket:recvmsg(Sock, To) end, + InitState = #{domain => inet, + recv => Recv, + timeout => 2000}, + ok = api_to_receive_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% This test case is intended to test the recvmsg timeout option +%% on an IPv6 TCP (stream) socket. +api_to_recvmsg_tcp6(suite) -> + []; +api_to_recvmsg_tcp6(doc) -> + []; +api_to_recvmsg_tcp6(_Config) when is_list(_Config) -> + tc_try(api_to_recvmsg_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(10)), + Recv = fun(Sock, To) -> socket:recvmsg(Sock, To) end, + InitState = #{domain => inet6, + recv => Recv, + timeout => 2000}, + ok = api_to_receive_tcp(InitState) + end). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% %% +%% SOCKET CLOSURE %% +%% %% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sockets are cleaned up +%% ("removed") when the controlling process terminates (without explicitly +%% calling the close function). For a IPv4 TCP (stream) socket. + +sc_cpe_socket_cleanup_tcp4(suite) -> + []; +sc_cpe_socket_cleanup_tcp4(doc) -> + []; +sc_cpe_socket_cleanup_tcp4(_Config) when is_list(_Config) -> + tc_try(sc_cpe_socket_cleanup_tcp4, + fun() -> + %% not_yet_implemented(), + ?TT(?SECS(5)), + InitState = #{domain => inet, + type => stream, + protocol => tcp}, + ok = sc_cpe_socket_cleanup(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sockets are cleaned up +%% ("removed") when the controlling process terminates (without explicitly +%% calling the close function). For a IPv6 TCP (stream) socket. + +sc_cpe_socket_cleanup_tcp6(suite) -> + []; +sc_cpe_socket_cleanup_tcp6(doc) -> + []; +sc_cpe_socket_cleanup_tcp6(_Config) when is_list(_Config) -> + tc_try(sc_cpe_socket_cleanup_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(5)), + InitState = #{domain => inet6, + type => stream, + protocol => tcp}, + ok = sc_cpe_socket_cleanup(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sockets are cleaned up +%% ("removed") when the controlling process terminates (without explicitly +%% calling the close function). For a IPv4 UDP (dgram) socket. + +sc_cpe_socket_cleanup_udp4(suite) -> + []; +sc_cpe_socket_cleanup_udp4(doc) -> + []; +sc_cpe_socket_cleanup_udp4(_Config) when is_list(_Config) -> + tc_try(sc_cpe_socket_cleanup_udp4, + fun() -> + ?TT(?SECS(5)), + InitState = #{domain => inet, + type => dgram, + protocol => udp}, + ok = sc_cpe_socket_cleanup(InitState) + end). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sockets are cleaned up +%% (removed) when the controlling process terminates (without explicitly +%% calling the close function). For a IPv6 UDP (dgram) socket. + +sc_cpe_socket_cleanup_udp6(suite) -> + []; +sc_cpe_socket_cleanup_udp6(doc) -> + []; +sc_cpe_socket_cleanup_udp6(_Config) when is_list(_Config) -> + tc_try(sc_cpe_socket_cleanup_udp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(5)), + InitState = #{domain => inet6, + type => dgram, + protocol => udp}, + ok = sc_cpe_socket_cleanup(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +sc_cpe_socket_cleanup(InitState) -> + OwnerSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start (from tester)", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "create socket", + cmd => fun(#{domain := Domain, + type := Type, + protocol := Proto} = State) -> + case socket:open(Domain, Type, Proto) of + {ok, Sock} -> + {ok, State#{sock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, sock := Sock} = _State) -> + ?SEV_ANNOUNCE_READY(Tester, init, Sock), + ok + end}, + + %% *** The actual test *** + %% We *intentially* leave the socket "as is", no explicit close + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor owner", + cmd => fun(#{owner := Owner} = _State) -> + _MRef = erlang:monitor(process, Owner), + ok + end}, + #{desc => "order (owner) start", + cmd => fun(#{owner := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid), + ok + end}, + #{desc => "await (owner) ready", + cmd => fun(#{owner := Pid} = State) -> + {ok, Sock} = ?SEV_AWAIT_READY(Pid, owner, init), + {ok, State#{sock => Sock}} + end}, + #{desc => "verify owner as controlling-process", + cmd => fun(#{owner := Pid, sock := Sock} = _State) -> + case socket:getopt(Sock, otp, controlling_process) of + {ok, Pid} -> + ok; + {ok, Other} -> + {error, {unexpected_owner, Other}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order (owner) terminate", + cmd => fun(#{owner := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await (owner) termination", + cmd => fun(#{owner := Pid} = _State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + %% The reason we get closed, is that as long as there is a ref to + %% the resource (socket), then it will not be garbage collected. + #{desc => "verify no socket (closed)", + cmd => fun(#{owner := Pid, sock := Sock} = _State) -> + case socket:getopt(Sock, otp, controlling_process) of + {ok, OtherPid} -> + {error, {unexpected_success, Pid, OtherPid}}; + {error, closed} -> + ok; + {error, Reason} -> + ?SEV_IPRINT("expected failure: ~p", [Reason]), + {error, {unexpected_failure, Reason}} + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + i("start (socket) owner evaluator"), + Owner = ?SEV_START("owner", OwnerSeq, InitState), + + i("start tester evaluator"), + TesterInitState = #{owner => Owner#ev.pid}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator"), + ok = ?SEV_AWAIT_FINISH([Owner, Tester]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% locally closed while a process is calling the recv function. +%% Socket is IPv4. +%% +%% <KOLLA> +%% +%% We should really have a similar test cases for when the controlling +%% process exits and there are other processes in recv, accept, and +%% all the other functions. +%% +%% </KOLLA> + +sc_lc_recv_response_tcp4(suite) -> + []; +sc_lc_recv_response_tcp4(doc) -> + []; +sc_lc_recv_response_tcp4(_Config) when is_list(_Config) -> + tc_try(sc_lc_recv_response_tcp4, + fun() -> + ?TT(?SECS(10)), + Recv = fun(Sock) -> socket:recv(Sock) end, + InitState = #{domain => inet, + type => stream, + protocol => tcp, + recv => Recv}, + ok = sc_lc_receive_response_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% locally closed while the process is calling the recv function. +%% Socket is IPv6. + +sc_lc_recv_response_tcp6(suite) -> + []; +sc_lc_recv_response_tcp6(doc) -> + []; +sc_lc_recv_response_tcp6(_Config) when is_list(_Config) -> + tc_try(sc_lc_recv_response_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(10)), + Recv = fun(Sock) -> socket:recv(Sock) end, + InitState = #{domain => inet6, + type => stream, + protocol => tcp, + recv => Recv}, + ok = sc_lc_receive_response_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +sc_lc_receive_response_tcp(InitState) -> + %% This (acceptor) is the server that accepts connections. + %% But it is also suppose to close the connection socket, + %% and trigger the read failure (=closed) for the handler process. + AcceptorSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start (from tester)", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "create (listen) socket", + cmd => fun(#{domain := Domain, + type := Type, + protocol := Proto} = State) -> + case socket:open(Domain, Type, Proto) of + {ok, Sock} -> + {ok, State#{lsock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{lsock := LSock, local_sa := LSA} = State) -> + case socket:bind(LSock, LSA) of + {ok, Port} -> + {ok, State#{lport => Port}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "make listen socket", + cmd => fun(#{lsock := LSock}) -> + socket:listen(LSock) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, lport := Port}) -> + ?SEV_ANNOUNCE_READY(Tester, init, Port), + ok + end}, + + %% The actual test + #{desc => "await continue (accept)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, accept) of + {ok, {H1, H2, H3}} -> + {ok, State#{handler1 => H1, + handler2 => H2, + handler3 => H3}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await accept", + cmd => fun(#{lsock := LSock} = State) -> + case socket:accept(LSock) of + {ok, Sock} -> + ?SEV_IPRINT("connection accepted"), + {ok, State#{csock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (accept)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, accept), + ok + end}, + #{desc => "transfer connection to handler 1", + cmd => fun(#{handler1 := Handler, csock := Sock}) -> + ?SEV_ANNOUNCE_CONTINUE(Handler, transfer, Sock), + ok + end}, + #{desc => "transfer connection to handler 2", + cmd => fun(#{handler2 := Handler, csock := Sock}) -> + ?SEV_ANNOUNCE_CONTINUE(Handler, transfer, Sock), + ok + end}, + #{desc => "transfer connection to handler 3", + cmd => fun(#{handler3 := Handler, csock := Sock}) -> + ?SEV_ANNOUNCE_CONTINUE(Handler, transfer, Sock), + ok + end}, + #{desc => "await continue (close)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, close), + ok + end}, + #{desc => "close the connection socket", + cmd => fun(#{csock := Sock} = State) -> + %% ok = socket:setopt(Sock, otp, debug, true), + case socket:close(Sock) of + ok -> + {ok, maps:remove(csock, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (close)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, close), + ok + end}, + + %% *** Terminate *** + #{desc => "await terminate", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "close socket", + cmd => fun(#{lsock := Sock} = State) -> + case socket:close(Sock) of + ok -> + State1 = maps:remove(lsock, State), + State2 = maps:remove(lport, State1), + {ok, State2}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + %% The point of this is to perform the recv for which + %% we are testing the reponse. + HandlerSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start (from tester)", + cmd => fun(State) -> + {Tester, Acceptor} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, + acceptor => Acceptor}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + #{desc => "monitor acceptor", + cmd => fun(#{acceptor := Acceptor} = _State) -> + _MRef = erlang:monitor(process, Acceptor), + ok + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + %% The actual test + #{desc => "await continue (transfer)", + cmd => fun(#{acceptor := Pid} = State) -> + case ?SEV_AWAIT_CONTINUE(Pid, acceptor, transfer) of + {ok, Sock} -> + {ok, State#{sock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (transfer)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, transfer), + ok + end}, + #{desc => "attempt recv (=> closed)", + cmd => fun(#{sock := Sock, recv := Recv} = State) -> + %% ok = socket:setopt(Sock, otp, debug, true), + case Recv(Sock) of + {ok, _Data} -> + ?SEV_EPRINT("Unexpected data received"), + {error, unexpected_success}; + {error, closed} -> + ?SEV_IPRINT("received expected 'closed' " + "result"), + State1 = maps:remove(sock, State), + {ok, State1}; + {error, Reason} = ERROR -> + ?SEV_EPRINT("Unexpected read faulure: " + "~n ~p", [Reason]), + ERROR + end + end}, + #{desc => "announce ready (recv closed)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, recv_closed), + ok + end}, + + %% *** Terminate *** + #{desc => "await terminate", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + %% The point of this is basically just to create the connection. + ClientSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start (from tester)", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "create socket", + cmd => fun(#{domain := Domain, + type := Type, + protocol := Proto} = State) -> + case socket:open(Domain, Type, Proto) of + {ok, Sock} -> + {ok, State#{sock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind socket to local address", + cmd => fun(#{sock := Sock, local_sa := LSA} = _State) -> + case socket:bind(Sock, LSA) of + {ok, _} -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + %% The actual test + #{desc => "await continue (connect)", + cmd => fun(#{tester := Tester, local_sa := LSA} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, connect) of + {ok, Port} -> + ServerSA = LSA#{port => Port}, + {ok, State#{server_sa => ServerSA}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "connect to server", + cmd => fun(#{sock := Sock, server_sa := ServerSA}) -> + socket:connect(Sock, ServerSA) + end}, + #{desc => "announce ready (connect)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_ANNOUNCE_READY(Tester, connect), + ok + end}, + + %% *** Terminate *** + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "close socket", + cmd => fun(#{sock := Sock} = State) -> + sock_close(Sock), + {ok, maps:remove(sock, State)} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor acceptor", + cmd => fun(#{acceptor := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor handler 1", + cmd => fun(#{handler1 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor handler 2", + cmd => fun(#{handler2 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor handler 3", + cmd => fun(#{handler3 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor client", + cmd => fun(#{client := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + + %% Start the acceptor + #{desc => "order acceptor start", + cmd => fun(#{acceptor := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid), + ok + end}, + #{desc => "await acceptor ready (init)", + cmd => fun(#{acceptor := Pid} = State) -> + case ?SEV_AWAIT_READY(Pid, acceptor, init) of + {ok, Port} -> + {ok, State#{lport => Port}}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% Start the handler(s) + #{desc => "order handler 1 start", + cmd => fun(#{acceptor := Acceptor, handler1 := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid, Acceptor), + ok + end}, + #{desc => "await handler 1 ready (init)", + cmd => fun(#{handler1 := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, handler1, init) + end}, + #{desc => "order handler 2 start", + cmd => fun(#{acceptor := Acceptor, handler2 := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid, Acceptor), + ok + end}, + #{desc => "await handler 2 ready (init)", + cmd => fun(#{handler2 := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, handler2, init) + end}, + #{desc => "order handler 3 start", + cmd => fun(#{acceptor := Acceptor, handler3 := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid, Acceptor), + ok + end}, + #{desc => "await handler 3 ready (init)", + cmd => fun(#{handler3 := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, handler3, init) + end}, + + %% Start the client + #{desc => "order client start", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid), + ok + end}, + #{desc => "await client ready (init)", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, client, init) + end}, + + %% The actual test + #{desc => "order acceptor to continue (accept)", + cmd => fun(#{acceptor := Pid, + handler1 := H1, + handler2 := H2, + handler3 := H3} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, accept, {H1, H2, H3}), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order client to continue (connect)", + cmd => fun(#{client := Pid, lport := Port} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, connect, Port), + ok + end}, + #{desc => "await acceptor ready (accept)", + cmd => fun(#{acceptor := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, acceptor, accept) + end}, + #{desc => "await client ready (connect)", + cmd => fun(#{client := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, client, connect) + end}, + #{desc => "await handler 1 ready (transfer)", + cmd => fun(#{handler1 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, handler1, transfer) + end}, + #{desc => "await handler 2 ready (transfer)", + cmd => fun(#{handler2 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, handler2, transfer) + end}, + #{desc => "await handler 3 ready (transfer)", + cmd => fun(#{handler3 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, handler3, transfer) + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order acceptor to continue (close connection socket)", + cmd => fun(#{acceptor := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, close), + ok + end}, + #{desc => "await acceptor ready (close)", + cmd => fun(#{acceptor := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, acceptor, close) + end}, + #{desc => "await handler 1 ready (recv closed)", + cmd => fun(#{handler1 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, handler1, recv_closed) + end}, + #{desc => "await handler 2 ready (recv closed)", + cmd => fun(#{handler2 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, handler2, recv_closed) + end}, + #{desc => "await handler 3 ready (recv closed)", + cmd => fun(#{handler3 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, handler3, recv_closed) + end}, + + %% Terminations + #{desc => "order client to terminate", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await client termination", + cmd => fun(#{client := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + {ok, maps:remove(client, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order handler 1 to terminate", + cmd => fun(#{handler1 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await handler 1 termination", + cmd => fun(#{handler1 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + {ok, maps:remove(handler1, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order handler 2 to terminate", + cmd => fun(#{handler2 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await handler 2 termination", + cmd => fun(#{handler2 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + {ok, maps:remove(handler2, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order handler 3 to terminate", + cmd => fun(#{handler3 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await handler 3 termination", + cmd => fun(#{handler3 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + {ok, maps:remove(handler3, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order acceptor to terminate", + cmd => fun(#{acceptor := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await acceptor termination", + cmd => fun(#{acceptor := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + {ok, maps:remove(acceptor, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + i("start acceptor evaluator"), + AccInitState = InitState, + Acceptor = ?SEV_START("acceptor", AcceptorSeq, AccInitState), + + i("start handler 1 evaluator"), + HandlerInitState = #{recv => maps:get(recv, InitState)}, + Handler1 = ?SEV_START("handler-1", HandlerSeq, HandlerInitState), + + i("start handler 2 evaluator"), + Handler2 = ?SEV_START("handler-2", HandlerSeq, HandlerInitState), + + i("start handler 3 evaluator"), + Handler3 = ?SEV_START("handler-3", HandlerSeq, HandlerInitState), + + i("start client evaluator"), + ClientInitState = InitState, + Client = ?SEV_START("client", ClientSeq, ClientInitState), + + i("start tester evaluator"), + TesterInitState = #{acceptor => Acceptor#ev.pid, + handler1 => Handler1#ev.pid, + handler2 => Handler2#ev.pid, + handler3 => Handler3#ev.pid, + client => Client#ev.pid}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator"), + ok = ?SEV_AWAIT_FINISH([Acceptor, + Handler1, Handler2, Handler3, + Client, Tester]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% locally closed while a process is calling the recvfrom function. +%% Socket is IPv4. +%% + +sc_lc_recvfrom_response_udp4(suite) -> + []; +sc_lc_recvfrom_response_udp4(doc) -> + []; +sc_lc_recvfrom_response_udp4(_Config) when is_list(_Config) -> + tc_try(sc_lc_recvfrom_response_udp4, + fun() -> + ?TT(?SECS(30)), + Recv = fun(Sock, To) -> socket:recvfrom(Sock, [], To) end, + InitState = #{domain => inet, + type => dgram, + protocol => udp, + recv => Recv}, + ok = sc_lc_receive_response_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% locally closed while the process is calling the recv function. +%% Socket is IPv6. + +sc_lc_recvfrom_response_udp6(suite) -> + []; +sc_lc_recvfrom_response_udp6(doc) -> + []; +sc_lc_recvfrom_response_udp6(_Config) when is_list(_Config) -> + tc_try(sc_lc_recvfrom_response_udp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(30)), + Recv = fun(Sock, To) -> socket:recvfrom(Sock, [], To) end, + InitState = #{domain => inet6, + recv => Recv}, + ok = sc_lc_receive_response_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +sc_lc_receive_response_udp(InitState) -> + PrimServerSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "open socket", + cmd => fun(#{domain := Domain} = State) -> + Sock = sock_open(Domain, dgram, udp), + SA = sock_sockname(Sock), + {ok, State#{sock => Sock, sa => SA}} + end}, + #{desc => "bind socket", + cmd => fun(#{sock := Sock, local_sa := LSA}) -> + sock_bind(Sock, LSA), + ok + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, sock := Sock}) -> + ?SEV_ANNOUNCE_READY(Tester, init, Sock), + ok + end}, + + %% The actual test + #{desc => "await continue (recv, with timeout)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, recv) of + {ok, Timeout} -> + {ok, State#{timeout => Timeout}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "receive, with timeout", + cmd => fun(#{sock := Sock, recv := Recv, timeout := Timeout}) -> + case Recv(Sock, Timeout) of + {error, timeout} -> + ok; + {ok, _} -> + {error, unexpected_success}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (recv, with timeout)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, recv), + ok + end}, + #{desc => "await continue (close)", + cmd => fun(#{tester := Tester} = _State) -> + ok = ?SEV_AWAIT_CONTINUE(Tester, tester, close) + end}, + #{desc => "close socket", + cmd => fun(#{sock := Sock} = State) -> + case socket:close(Sock) of + ok -> + {ok, maps:remove(sock, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (close)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, close), + ok + end}, + + %% Termination + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, terminate) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + SecServerSeq = + [ + %% *** Init part *** + #{desc => "await start", + cmd => fun(State) -> + {Tester, Sock} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, sock => Sock}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + %% The actual test + #{desc => "await continue (recv)", + cmd => fun(#{tester := Tester} = _State) -> + ok = ?SEV_AWAIT_CONTINUE(Tester, tester, recv) + + end}, + #{desc => "receive", + cmd => fun(#{sock := Sock, recv := Recv} = State) -> + case Recv(Sock, infinity) of + {error, closed} -> + {ok, maps:remove(sock, State)}; + {ok, _} -> + {error, unexpected_success}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (recv closed)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, recv_closed), + ok + end}, + + %% Termination + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor primary server", + cmd => fun(#{prim_server := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor secondary server 1", + cmd => fun(#{sec_server1 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor secondary server 2", + cmd => fun(#{sec_server2 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor secondary server 3", + cmd => fun(#{sec_server3 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + + %% Start the primary server + #{desc => "order 'primary server' start", + cmd => fun(#{prim_server := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid), + ok + end}, + #{desc => "await 'primary server' ready (init)", + cmd => fun(#{prim_server := Pid} = State) -> + {ok, Sock} = ?SEV_AWAIT_READY(Pid, prim_server, init), + {ok, State#{sock => Sock}} + end}, + + %% Start the secondary server 1 + #{desc => "order 'secondary server 1' start", + cmd => fun(#{sec_server1 := Pid, sock := Sock} = _State) -> + ?SEV_ANNOUNCE_START(Pid, Sock), + ok + end}, + #{desc => "await 'secondary server 1' ready (init)", + cmd => fun(#{sec_server1 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, sec_server1, init) + end}, + + %% Start the secondary server 2 + #{desc => "order 'secondary server 2' start", + cmd => fun(#{sec_server2 := Pid, sock := Sock} = _State) -> + ?SEV_ANNOUNCE_START(Pid, Sock), + ok + end}, + #{desc => "await 'secondary server 2' ready (init)", + cmd => fun(#{sec_server2 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, sec_server2, init) + end}, + + %% Start the secondary server 3 + #{desc => "order 'secondary server 3' start", + cmd => fun(#{sec_server3 := Pid, sock := Sock} = _State) -> + ?SEV_ANNOUNCE_START(Pid, Sock), + ok + end}, + #{desc => "await 'secondary server 3' ready (init)", + cmd => fun(#{sec_server3 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, sec_server3, init) + end}, + + + %% The actual test + %% Make all the seondary servers continue, with an infinit recvfrom + %% and then the prim-server with a timed recvfrom. + %% After the prim server notifies us (about the timeout) we order it + %% to close the socket, which should cause the all the secondary + %% server to return with error-closed. + + #{desc => "order 'secondary server 1' to continue (recv)", + cmd => fun(#{sec_server1 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order 'secondary server 2' to continue (recv)", + cmd => fun(#{sec_server2 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order 'secondary server 3' to continue (recv)", + cmd => fun(#{sec_server3 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order 'primary server' to continue (recv, with timeout)", + cmd => fun(#{prim_server := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv, ?SECS(5)), + ok + end}, + #{desc => "await 'primary server' ready (recv, with timeout)", + cmd => fun(#{prim_server := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, prim_server, recv) + end}, + #{desc => "order 'primary server' to continue (close)", + cmd => fun(#{prim_server := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, close), + ok + end}, + #{desc => "await 'primary server' ready (close)", + cmd => fun(#{prim_server := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, prim_server, close) + end}, + #{desc => "await 'secondary server 1' ready (closed)", + cmd => fun(#{sec_server1 := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, sec_server1, recv_closed) + end}, + #{desc => "await 'secondary server 2' ready (closed)", + cmd => fun(#{sec_server2 := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, sec_server2, recv_closed) + end}, + #{desc => "await 'secondary server 3' ready (closed)", + cmd => fun(#{sec_server3 := Pid} = _State) -> + ?SEV_AWAIT_READY(Pid, sec_server3, recv_closed) + end}, + + %% Terminations + #{desc => "order 'secondary server 3' to terminate", + cmd => fun(#{sec_server3 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await 'secondary server 3' termination", + cmd => fun(#{sec_server3 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + {ok, maps:remove(sec_server3, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order 'secondary server 2' to terminate", + cmd => fun(#{sec_server2 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await 'secondary server 2' termination", + cmd => fun(#{sec_server2 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + {ok, maps:remove(sec_server2, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order 'secondary server 1' to terminate", + cmd => fun(#{sec_server1 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await 'secondary server 1' termination", + cmd => fun(#{sec_server1 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + {ok, maps:remove(sec_server1, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order 'primary server' to terminate", + cmd => fun(#{prim_server := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await 'primary server' termination", + cmd => fun(#{prim_server := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + {ok, maps:remove(prim_server, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + + i("start 'primary server' evaluator"), + PrimSrvInitState = InitState, + PrimServer = ?SEV_START("prim-server", PrimServerSeq, PrimSrvInitState), + + i("start 'secondary server 1' evaluator"), + SecSrvInitState = #{recv => maps:get(recv, InitState)}, + SecServer1 = ?SEV_START("sec-server-1", SecServerSeq, SecSrvInitState), + + i("start 'secondary server 2' evaluator"), + SecServer2 = ?SEV_START("sec-server-2", SecServerSeq, SecSrvInitState), + + i("start 'secondary server 3' evaluator"), + SecServer3 = ?SEV_START("sec-server-3", SecServerSeq, SecSrvInitState), + + i("start 'tester' evaluator"), + TesterInitState = #{prim_server => PrimServer#ev.pid, + sec_server1 => SecServer1#ev.pid, + sec_server2 => SecServer2#ev.pid, + sec_server3 => SecServer3#ev.pid}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator"), + ok = ?SEV_AWAIT_FINISH([PrimServer, + SecServer1, SecServer2, SecServer3, + Tester]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% locally closed while the process is calling the recvmsg function. +%% Socket is IPv4. + +sc_lc_recvmsg_response_tcp4(suite) -> + []; +sc_lc_recvmsg_response_tcp4(doc) -> + []; +sc_lc_recvmsg_response_tcp4(_Config) when is_list(_Config) -> + tc_try(sc_lc_recvmsg_response_tcp4, + fun() -> + ?TT(?SECS(10)), + Recv = fun(Sock) -> socket:recvmsg(Sock) end, + InitState = #{domain => inet, + type => stream, + protocol => tcp, + recv => Recv}, + ok = sc_lc_receive_response_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% locally closed while the process is calling the recvmsg function. +%% Socket is IPv6. + +sc_lc_recvmsg_response_tcp6(suite) -> + []; +sc_lc_recvmsg_response_tcp6(doc) -> + []; +sc_lc_recvmsg_response_tcp6(_Config) when is_list(_Config) -> + tc_try(sc_recvmsg_response_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(10)), + Recv = fun(Sock) -> socket:recvmsg(Sock) end, + InitState = #{domain => inet6, + type => stream, + protocol => tcp, + recv => Recv}, + ok = sc_lc_receive_response_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% locally closed while the process is calling the recvmsg function. +%% Socket is IPv4. + +sc_lc_recvmsg_response_udp4(suite) -> + []; +sc_lc_recvmsg_response_udp4(doc) -> + []; +sc_lc_recvmsg_response_udp4(_Config) when is_list(_Config) -> + tc_try(sc_lc_recvmsg_response_udp4, + fun() -> + ?TT(?SECS(10)), + Recv = fun(Sock, To) -> socket:recvmsg(Sock, To) end, + InitState = #{domain => inet, + recv => Recv}, + ok = sc_lc_receive_response_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% locally closed while the process is calling the recvmsg function. +%% Socket is IPv6. + +sc_lc_recvmsg_response_udp6(suite) -> + []; +sc_lc_recvmsg_response_udp6(doc) -> + []; +sc_lc_recvmsg_response_udp6(_Config) when is_list(_Config) -> + tc_try(sc_recvmsg_response_udp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(10)), + Recv = fun(Sock, To) -> socket:recvmsg(Sock, To) end, + InitState = #{domain => inet6, + recv => Recv}, + ok = sc_lc_receive_response_udp(InitState) + end). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% locally closed while the process is calling the accept function. +%% We test what happens with a non-controlling_process also, since we +%% git the setup anyway. +%% Socket is IPv4. + +sc_lc_acceptor_response_tcp4(suite) -> + []; +sc_lc_acceptor_response_tcp4(doc) -> + []; +sc_lc_acceptor_response_tcp4(_Config) when is_list(_Config) -> + tc_try(sc_lc_acceptor_response_tcp4, + fun() -> + ?TT(?SECS(10)), + InitState = #{domain => inet, + type => stream, + protocol => tcp}, + ok = sc_lc_acceptor_response_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% locally closed while the process is calling the accept function. +%% We test what happens with a non-controlling_process also, since we +%% git the setup anyway. +%% Socket is IPv6. + +sc_lc_acceptor_response_tcp6(suite) -> + []; +sc_lc_acceptor_response_tcp6(doc) -> + []; +sc_lc_acceptor_response_tcp6(_Config) when is_list(_Config) -> + tc_try(sc_lc_acceptor_response_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(10)), + InitState = #{domain => inet, + type => stream, + protocol => tcp}, + ok = sc_lc_acceptor_response_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +sc_lc_acceptor_response_tcp(InitState) -> + PrimAcceptorSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start (from tester)", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{lsa => LSA}} + end}, + #{desc => "create (listen) socket", + cmd => fun(#{domain := Domain, + type := Type, + protocol := Proto} = State) -> + case socket:open(Domain, Type, Proto) of + {ok, Sock} -> + {ok, State#{sock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{sock := Sock, lsa := LSA} = _State) -> + case socket:bind(Sock, LSA) of + {ok, _Port} -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "make listen socket", + cmd => fun(#{sock := Sock}) -> + socket:listen(Sock) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, sock := Sock} = _State) -> + ?SEV_ANNOUNCE_READY(Tester, init, Sock), + ok + end}, + + %% The actual test + #{desc => "await continue (accept)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, accept) of + {ok, Timeout} -> + {ok, State#{timeout => Timeout}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await connection", + cmd => fun(#{sock := Sock, timeout := Timeout} = _State) -> + case socket:accept(Sock, Timeout) of + {error, timeout} -> + ok; + {ok, Sock} -> + ?SEV_EPRINT("unexpected success"), + (catch socket:close(Sock)), + {error, unexpected_success}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (accept timeout)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, accept_timeout), + ok + end}, + #{desc => "await continue (close)", + cmd => fun(#{tester := Tester} = _State) -> + ok = ?SEV_AWAIT_CONTINUE(Tester, tester, close) + end}, + #{desc => "close socket", + cmd => fun(#{sock := Sock} = State) -> + case socket:close(Sock) of + ok -> + {ok, maps:remove(sock, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (close)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, close), + ok + end}, + + % Termination + #{desc => "await terminate", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + SecAcceptorSeq = + [ + %% *** Init part *** + #{desc => "await start", + cmd => fun(State) -> + {Tester, Sock} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, sock => Sock}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, init) + end}, + + %% The actual test + #{desc => "await continue (accept)", + cmd => fun(#{tester := Tester} = _State) -> + ok = ?SEV_AWAIT_CONTINUE(Tester, tester, accept) + end}, + #{desc => "accept", + cmd => fun(#{sock := Sock} = State) -> + case socket:accept(Sock) of + {error, closed} -> + {ok, maps:remove(sock, State)}; + {ok, _} -> + {error, unexpected_success}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (accept closed)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, accept_closed) + end}, + + %% Termination + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor 'primary acceptor'", + cmd => fun(#{prim_acc := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor 'secondary acceptor 1'", + cmd => fun(#{sec_acc1 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor secondary acceptor 2", + cmd => fun(#{sec_acc2 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor secondary acceptor 3", + cmd => fun(#{sec_acc3 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + + %% Start the primary server + #{desc => "order 'primary acceptor' start", + cmd => fun(#{prim_acc := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid), + ok + end}, + #{desc => "await 'primary acceptor' ready (init)", + cmd => fun(#{prim_acc := Pid} = State) -> + {ok, Sock} = ?SEV_AWAIT_READY(Pid, prim_acc, init), + {ok, State#{sock => Sock}} + end}, + + %% Start the secondary acceptor 1 + #{desc => "order 'secondary acceptor 1' start", + cmd => fun(#{sec_acc1 := Pid, sock := Sock} = _State) -> + ?SEV_ANNOUNCE_START(Pid, Sock), + ok + end}, + #{desc => "await 'secondary acceptor 1' ready (init)", + cmd => fun(#{sec_acc1 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, sec_acc1, init) + end}, + + %% Start the secondary acceptor 2 + #{desc => "order 'secondary acceptor 2' start", + cmd => fun(#{sec_acc2 := Pid, sock := Sock} = _State) -> + ?SEV_ANNOUNCE_START(Pid, Sock), + ok + end}, + #{desc => "await 'secondary acceptor 2' ready (init)", + cmd => fun(#{sec_acc2 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, sec_acc2, init) + end}, + + %% Start the secondary acceptor 3 + #{desc => "order 'secondary acceptor 3' start", + cmd => fun(#{sec_acc3 := Pid, sock := Sock} = _State) -> + ?SEV_ANNOUNCE_START(Pid, Sock), + ok + end}, + #{desc => "await 'secondary acceptor 3' ready (init)", + cmd => fun(#{sec_acc3 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, sec_acc3, init) + end}, + + + %% The actual test + %% Make all the seondary servers continue, with an infinit recvfrom + %% and then the prim-server with a timed recvfrom. + %% After the prim server notifies us (about the timeout) we order it + %% to close the socket, which should cause the all the secondary + %% server to return with error-closed. + + #{desc => "order 'secondary acceptor 1' to continue (accept)", + cmd => fun(#{sec_acc1 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, accept), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order 'secondary acceptor 2' to continue (accept)", + cmd => fun(#{sec_acc2 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, accept), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order 'secondary acceptor 3' to continue (accept)", + cmd => fun(#{sec_acc3 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, accept), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order 'primary acceptor' to continue", + cmd => fun(#{prim_acc := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, accept, ?SECS(5)), + ok + end}, + #{desc => "await 'primary acceptor' ready (accept timeout)", + cmd => fun(#{prim_acc := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, prim_acc, accept_timeout) + end}, + #{desc => "order 'primary acceptor' to continue (close)", + cmd => fun(#{prim_acc := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, close), + ok + end}, + #{desc => "await 'primary acceptor' ready (close)", + cmd => fun(#{prim_acc := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, prim_acc, close) + end}, + #{desc => "await 'secondary acceptor 1' ready (accept closed)", + cmd => fun(#{sec_acc1 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, sec_acc1, accept_closed) + end}, + #{desc => "await 'secondary acceptor 2' ready (accept closed)", + cmd => fun(#{sec_acc2 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, sec_acc2, accept_closed) + end}, + #{desc => "await 'secondary acceptor 3' ready (accept closed)", + cmd => fun(#{sec_acc3 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, sec_acc3, accept_closed) + end}, + + + %% Terminations + #{desc => "order 'secondary acceptor 3' to terminate", + cmd => fun(#{sec_acc3 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await 'secondary acceptor 3' termination", + cmd => fun(#{sec_acc3 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + {ok, maps:remove(sec_acc3, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order 'secondary acceptor 2' to terminate", + cmd => fun(#{sec_acc2 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await 'secondary acceptor 2' termination", + cmd => fun(#{sec_acc2 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + {ok, maps:remove(sec_acc2, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order 'secondary acceptor 1' to terminate", + cmd => fun(#{sec_acc1 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await 'secondary acceptor 1' termination", + cmd => fun(#{sec_acc1 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + {ok, maps:remove(sec_acc1, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order 'primary acceptor' to terminate", + cmd => fun(#{prim_acc := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await 'primary acceptor' termination", + cmd => fun(#{prim_acc := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + {ok, maps:remove(prim_acc, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + + i("start 'primary acceptor' evaluator"), + PrimAccInitState = InitState, + PrimAcc = ?SEV_START("prim-acceptor", PrimAcceptorSeq, PrimAccInitState), + + i("start 'secondary acceptor 1' evaluator"), + SecAccInitState = #{}, + SecAcc1 = ?SEV_START("sec-acceptor-1", SecAcceptorSeq, SecAccInitState), + + i("start 'secondary acceptor 2' evaluator"), + SecAcc2 = ?SEV_START("sec-acceptor-2", SecAcceptorSeq, SecAccInitState), + + i("start 'secondary acceptor 3' evaluator"), + SecAcc3 = ?SEV_START("sec-acceptor-3", SecAcceptorSeq, SecAccInitState), + + i("start 'tester' evaluator"), + TesterInitState = #{prim_acc => PrimAcc#ev.pid, + sec_acc1 => SecAcc1#ev.pid, + sec_acc2 => SecAcc2#ev.pid, + sec_acc3 => SecAcc3#ev.pid}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator"), + ok = ?SEV_AWAIT_FINISH([PrimAcc, SecAcc1, SecAcc2, SecAcc3, Tester]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% remotely closed while the process is calling the recv function. +%% Socket is IPv4. +%% +%% To minimize the chance of "weirdness", we should really have test cases +%% where the two sides of the connection is on different machines. But for +%% now, we will make do with different VMs on the same host. +%% + +sc_rc_recv_response_tcp4(suite) -> + []; +sc_rc_recv_response_tcp4(doc) -> + []; +sc_rc_recv_response_tcp4(_Config) when is_list(_Config) -> + tc_try(sc_rc_recv_response_tcp4, + fun() -> + ?TT(?SECS(30)), + Recv = fun(Sock) -> socket:recv(Sock) end, + InitState = #{domain => inet, + type => stream, + protocol => tcp, + recv => Recv}, + ok = sc_rc_receive_response_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% remotely closed while the process is calling the recv function. +%% Socket is IPv6. + +sc_rc_recv_response_tcp6(suite) -> + []; +sc_rc_recv_response_tcp6(doc) -> + []; +sc_rc_recv_response_tcp6(_Config) when is_list(_Config) -> + tc_try(sc_rc_recv_response_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(10)), + Recv = fun(Sock) -> socket:recv(Sock) end, + InitState = #{domain => inet6, + type => stream, + protocol => tcp, + recv => Recv}, + ok = sc_rc_receive_response_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +sc_rc_receive_response_tcp(InitState) -> + %% Each connection are handled by handler processes. + %% These are created (on the fly) and handled internally + %% by the server! + ServerSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "create listen socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + {ok, State#{lsock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{lsock := LSock, local_sa := LSA} = State) -> + case socket:bind(LSock, LSA) of + {ok, Port} -> + {ok, State#{lport => Port}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "make listen socket", + cmd => fun(#{lsock := LSock}) -> + socket:listen(LSock) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, local_sa := LSA, lport := Port}) -> + ServerSA = LSA#{port => Port}, + ?SEV_ANNOUNCE_READY(Tester, init, ServerSA), + ok + end}, + + %% The actual test + #{desc => "await continue (accept all three connections)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Tester, tester, accept) + end}, + #{desc => "accept 1", + cmd => fun(#{lsock := LSock, recv := Recv} = State) -> + case socket:accept(LSock) of + {ok, Sock} -> + ?SEV_IPRINT("accepted: try start handler"), + Handler = sc_rc_tcp_handler_start(1, Recv, Sock), + ?SEV_IPRINT("handler started"), + {ok, State#{csock1 => Sock, + handler1 => Handler}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await handler 1 ready (init)", + cmd => fun(#{tester := Tester, + handler1 := Handler1} = _State) -> + ?SEV_AWAIT_READY(Handler1, handler1, init, + [{tester, Tester}]) + end}, + #{desc => "accept 2", + cmd => fun(#{lsock := LSock, recv := Recv} = State) -> + case socket:accept(LSock) of + {ok, Sock} -> + ?SEV_IPRINT("accepted: try start handler"), + Handler = sc_rc_tcp_handler_start(2, Recv, Sock), + ?SEV_IPRINT("handler started"), + {ok, State#{csock2 => Sock, + handler2 => Handler}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await handler 2 ready (init)", + cmd => fun(#{tester := Tester, + handler1 := Handler1, + handler2 := Handler2} = _State) -> + ?SEV_AWAIT_READY(Handler2, handler2, init, + [{tester, Tester}, + {handler1, Handler1}]) + end}, + #{desc => "accept 3", + cmd => fun(#{lsock := LSock, recv := Recv} = State) -> + case socket:accept(LSock) of + {ok, Sock} -> + ?SEV_IPRINT("accepted: try start handler"), + Handler = sc_rc_tcp_handler_start(3, Recv, Sock), + ?SEV_IPRINT("handler started"), + {ok, State#{csock3 => Sock, + handler3 => Handler}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await handler 3 ready (init)", + cmd => fun(#{tester := Tester, + handler1 := Handler1, + handler2 := Handler2, + handler3 := Handler3} = _State) -> + ?SEV_AWAIT_READY(Handler3, handler3, init, + [{tester, Tester}, + {handler1, Handler1}, + {handler2, Handler2}]) + end}, + #{desc => "announce ready (accept all three connections)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, accept), + ok + end}, + #{desc => "await continue (recv)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, recv) + end}, + #{desc => "order handler 1 to receive", + cmd => fun(#{handler1 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv), + ok + end}, + #{desc => "order handler 2 to receive", + cmd => fun(#{handler2 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv), + ok + end}, + #{desc => "order handler 3 to receive", + cmd => fun(#{handler3 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv), + ok + end}, + #{desc => "await ready from handler 1 (recv)", + cmd => fun(#{tester := Tester, handler1 := Pid} = _State) -> + case ?SEV_AWAIT_READY(Pid, handler1, recv, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await ready from handler 2 (recv)", + cmd => fun(#{tester := Tester, handler2 := Pid} = _State) -> + case ?SEV_AWAIT_READY(Pid, handler2, recv, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await ready from handler 3 (recv)", + cmd => fun(#{tester := Tester, handler3 := Pid} = _State) -> + case ?SEV_AWAIT_READY(Pid, handler3, recv, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (recv closed from all handlers)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, recv_closed), + ok + end}, + + %% Termination + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order handler 1 to terminate", + cmd => fun(#{handler1 := Pid} = _State) -> + %% Pid ! {terminate, self(), ok}, + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await handler 1 termination", + cmd => fun(#{handler1 := Pid} = State) -> + ?SEV_AWAIT_TERMINATION(Pid), + State1 = maps:remove(csock1, State), + State2 = maps:remove(handler1, State1), + {ok, State2} + end}, + #{desc => "order handler 2 to terminate", + cmd => fun(#{handler2 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await handler 2 termination", + cmd => fun(#{handler2 := Pid} = State) -> + ?SEV_AWAIT_TERMINATION(Pid), + State1 = maps:remove(csock2, State), + State2 = maps:remove(handler2, State1), + {ok, State2} + end}, + #{desc => "order handler 3 to terminate", + cmd => fun(#{handler3 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await handler 3 termination", + cmd => fun(#{handler3 := Pid} = State) -> + ?SEV_AWAIT_TERMINATION(Pid), + State1 = maps:remove(csock3, State), + State2 = maps:remove(handler3, State1), + {ok, State2} + end}, + #{desc => "close listen socket", + cmd => fun(#{lsock := LSock} = State) -> + case socket:close(LSock) of + ok -> + {ok, maps:remove(lsock, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + ClientSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + {Tester, {NodeID, ServerSA}} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, + node_id => NodeID, + server_sa => ServerSA}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "create node", + cmd => fun(#{host := Host, node_id := NodeID} = State) -> + case start_node(Host, l2a(f("client_~w", [NodeID]))) of + {ok, Node} -> + ?SEV_IPRINT("client node ~p started", [Node]), + {ok, State#{node => Node}}; + {error, Reason, _} -> + {error, Reason} + end + end}, + #{desc => "monitor client node 1", + cmd => fun(#{node := Node} = _State) -> + true = erlang:monitor_node(Node, true), + ok + end}, + #{desc => "start remote client on client node", + cmd => fun(#{node := Node} = State) -> + Pid = sc_rc_tcp_client_start(Node), + ?SEV_IPRINT("client ~p started", [Pid]), + {ok, State#{rclient => Pid}} + end}, + #{desc => "monitor remote client", + cmd => fun(#{rclient := Pid}) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "order remote client to start", + cmd => fun(#{rclient := Client, server_sa := ServerSA}) -> + ?SEV_ANNOUNCE_START(Client, ServerSA), + ok + end}, + #{desc => "await remote client ready", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_READY(Client, rclient, init, + [{tester, Tester}]) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + %% The actual test + #{desc => "await continue (connect)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, connect, + [{rclient, Client}]), + ok + end}, + #{desc => "order remote client to continue (connect)", + cmd => fun(#{rclient := Client}) -> + ?SEV_ANNOUNCE_CONTINUE(Client, connect), + ok + end}, + #{desc => "await client process ready (connect)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_READY(Client, rclient, connect, + [{tester, Tester}]) + end}, + #{desc => "announce ready (connected)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, connect), + ok + end}, + #{desc => "await continue (close)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, close, + [{rclient, Client}]), + ok + end}, + #{desc => "order remote client to close", + cmd => fun(#{rclient := Client}) -> + ?SEV_ANNOUNCE_CONTINUE(Client, close), + ok + end}, + #{desc => "await remote client ready (closed)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_READY(Client, rclient, close, + [{tester, Tester}]) + end}, + #{desc => "announce ready (close)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, close), + ok + end}, + + %% Termination + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester, + rclient := Client} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester, + [{rclient, Client}]) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "kill remote client", + cmd => fun(#{rclient := Client}) -> + ?SEV_ANNOUNCE_TERMINATE(Client), + ok + end}, + #{desc => "await remote client termination", + cmd => fun(#{rclient := Client} = State) -> + ?SEV_AWAIT_TERMINATION(Client), + State1 = maps:remove(rclient, State), + {ok, State1} + end}, + #{desc => "stop client node", + cmd => fun(#{node := Node} = _State) -> + stop_node(Node) + end}, + #{desc => "await client node termination", + cmd => fun(#{node := Node} = State) -> + receive + {nodedown, Node} -> + State1 = maps:remove(node_id, State), + State2 = maps:remove(node, State1), + {ok, State2} + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor server", + cmd => fun(#{server := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor client 1", + cmd => fun(#{client1 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor client 2", + cmd => fun(#{client2 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor client 3", + cmd => fun(#{client3 := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + + %% Start the server + #{desc => "order server start", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid), + ok + end}, + #{desc => "await server ready (init)", + cmd => fun(#{server := Pid} = State) -> + {ok, ServerSA} = ?SEV_AWAIT_READY(Pid, server, init), + {ok, State#{server_sa => ServerSA}} + end}, + + %% Start the client(s) + #{desc => "order client 1 start", + cmd => fun(#{client1 := Pid, + server_sa := ServerSA} = _State) -> + ?SEV_ANNOUNCE_START(Pid, {1, ServerSA}), + ok + end}, + #{desc => "await client 1 ready (init)", + cmd => fun(#{client1 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, client1, init) + end}, + #{desc => "order client 2 start", + cmd => fun(#{client2 := Pid, + server_sa := ServerSA} = _State) -> + ?SEV_ANNOUNCE_START(Pid, {2, ServerSA}), + ok + end}, + #{desc => "await client 2 ready (init)", + cmd => fun(#{client2 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, client2, init) + end}, + #{desc => "order client 3 start", + cmd => fun(#{client3 := Pid, + server_sa := ServerSA} = _State) -> + ?SEV_ANNOUNCE_START(Pid, {3, ServerSA}), + ok + end}, + #{desc => "await client 3 ready (init)", + cmd => fun(#{client3 := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, client3, init) + end}, + + %% The actual test + #{desc => "order server continue (accept)", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, accept), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order client 1 continue (connect)", + cmd => fun(#{client1 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, connect), + ok + end}, + #{desc => "await client 1 ready (connect)", + cmd => fun(#{server := Server, + client1 := Client1, + client2 := Client2, + client3 := Client3} = _State) -> + ?SEV_AWAIT_READY(Client1, client1, connect, + [{server, Server}, + {client2, Client2}, + {client3, Client3}]), + ok + end}, + #{desc => "order client 2 continue (connect)", + cmd => fun(#{client2 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, connect), + ok + end}, + #{desc => "await client 2 ready (connect)", + cmd => fun(#{server := Server, + client1 := Client1, + client2 := Client2, + client3 := Client3} = _State) -> + ?SEV_AWAIT_READY(Client2, client2, connect, + [{server, Server}, + {client1, Client1}, + {client3, Client3}]), + ok + end}, + #{desc => "order client 3 continue (connect)", + cmd => fun(#{client3 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, connect), + ok + end}, + #{desc => "await client 3 ready (connect)", + cmd => fun(#{server := Server, + client1 := Client1, + client2 := Client2, + client3 := Client3} = _State) -> + ?SEV_AWAIT_READY(Client3, client3, connect, + [{server, Server}, + {client1, Client1}, + {client2, Client2}]), + ok + end}, + #{desc => "await server ready (accept from all connections)", + cmd => fun(#{server := Server, + client1 := Client1, + client2 := Client2, + client3 := Client3} = _State) -> + ?SEV_AWAIT_READY(Server, server, accept, + [{client1, Client1}, + {client2, Client2}, + {client3, Client3}]), + ok + end}, + #{desc => "order server continue (recv for all connections)", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order client 1 continue (close)", + cmd => fun(#{client1 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, close), + ok + end}, + #{desc => "await client 1 ready (close)", + cmd => fun(#{server := Server, + client1 := Client1, + client2 := Client2, + client3 := Client3} = _State) -> + ?SEV_AWAIT_READY(Client1, client1, close, + [{server, Server}, + {client2, Client2}, + {client3, Client3}]), + ok + end}, + #{desc => "order client 2 continue (close)", + cmd => fun(#{client2 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, close), + ok + end}, + #{desc => "await client 2 ready (close)", + cmd => fun(#{server := Server, + client1 := Client1, + client2 := Client2, + client3 := Client3} = _State) -> + ?SEV_AWAIT_READY(Client2, client2, close, + [{server, Server}, + {client1, Client1}, + {client3, Client3}]), + ok + end}, + #{desc => "order client 3 continue (close)", + cmd => fun(#{client3 := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, close), + ok + end}, + #{desc => "await client 3 ready (close)", + cmd => fun(#{server := Server, + client1 := Client1, + client2 := Client2, + client3 := Client3} = _State) -> + ?SEV_AWAIT_READY(Client3, client1, close, + [{server, Server}, + {client1, Client1}, + {client2, Client2}]), + ok + end}, + #{desc => "await server ready (close for all connections)", + cmd => fun(#{server := Server, + client1 := Client1, + client2 := Client2, + client3 := Client3} = _State) -> + ?SEV_AWAIT_READY(Server, server, recv_closed, + [{client1, Client1}, + {client2, Client2}, + {client3, Client3}]), + ok + end}, + + %% Terminations + #{desc => "order client 1 to terminate", + cmd => fun(#{client1 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await client 1 termination", + cmd => fun(#{client1 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(client1, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order client 2 to terminate", + cmd => fun(#{client2 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await client 2 termination", + cmd => fun(#{client2 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(client2, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order client 3 to terminate", + cmd => fun(#{client3 := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await client 3 termination", + cmd => fun(#{client3 := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(client3, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order server to terminate", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await server termination", + cmd => fun(#{server := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(server, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + i("start server evaluator"), + ServerInitState = InitState, + Server = ?SEV_START("server", ServerSeq, ServerInitState), + + i("start client evaluator(s)"), + ClientInitState = InitState#{host => local_host()}, + Client1 = ?SEV_START("client-1", ClientSeq, ClientInitState), + Client2 = ?SEV_START("client-2", ClientSeq, ClientInitState), + Client3 = ?SEV_START("client-3", ClientSeq, ClientInitState), + + i("start 'tester' evaluator"), + TesterInitState = #{server => Server#ev.pid, + client1 => Client1#ev.pid, + client2 => Client2#ev.pid, + client3 => Client3#ev.pid}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator"), + ok = ?SEV_AWAIT_FINISH([Server, + Client1, Client2, Client3, + Tester]). + + +sc_rc_tcp_client_start(Node) -> + Self = self(), + Fun = fun() -> sc_rc_tcp_client(Self) end, + erlang:spawn(Node, Fun). + + +sc_rc_tcp_client(Parent) -> + sc_rc_tcp_client_init(Parent), + ServerSA = sc_rc_tcp_client_await_start(Parent), + Domain = maps:get(family, ServerSA), + Sock = sc_rc_tcp_client_create(Domain), + sc_rc_tcp_client_bind(Sock, Domain), + sc_rc_tcp_client_announce_ready(Parent, init), + sc_rc_tcp_client_await_continue(Parent, connect), + sc_rc_tcp_client_connect(Sock, ServerSA), + sc_rc_tcp_client_announce_ready(Parent, connect), + sc_rc_tcp_client_await_continue(Parent, close), + sc_rc_tcp_client_close(Sock), + sc_rc_tcp_client_announce_ready(Parent, close), + Reason = sc_rc_tcp_client_await_terminate(Parent), + ?SEV_IPRINT("terminate"), + exit(Reason). + +sc_rc_tcp_client_init(Parent) -> + put(sname, "rclient"), + ?SEV_IPRINT("init"), + _MRef = erlang:monitor(process, Parent), + ok. + +sc_rc_tcp_client_await_start(Parent) -> + i("sc_rc_tcp_client_await_start -> entry"), + ?SEV_AWAIT_START(Parent). + +sc_rc_tcp_client_create(Domain) -> + i("sc_rc_tcp_client_create -> entry"), + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + case socket:getopt(Sock, otp, fd) of + {ok, FD} -> + put(sname, f("rclient-~w", [FD])); % Update SName + _ -> + ok + end, + Sock; + {error, Reason} -> + exit({open_failed, Reason}) + end. + +sc_rc_tcp_client_bind(Sock, Domain) -> + i("sc_rc_tcp_client_bind -> entry"), + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, + addr => LAddr}, + case socket:bind(Sock, LSA) of + {ok, _} -> + ok; + {error, Reason} -> + exit({bind, Reason}) + end. + +sc_rc_tcp_client_announce_ready(Parent, Slogan) -> + ?SEV_IPRINT("ready ~w", [Slogan]), + ?SEV_ANNOUNCE_READY(Parent, Slogan). + +sc_rc_tcp_client_await_continue(Parent, Slogan) -> + ?SEV_IPRINT("await ~w continue", [Slogan]), + ?SEV_AWAIT_CONTINUE(Parent, parent, Slogan). + +sc_rc_tcp_client_connect(Sock, ServerSA) -> + i("sc_rc_tcp_client_connect -> entry"), + case socket:connect(Sock, ServerSA) of + ok -> + ok; + {error, Reason} -> + exit({connect, Reason}) + end. + +sc_rc_tcp_client_close(Sock) -> + i("sc_rc_tcp_client_close -> entry"), + case socket:close(Sock) of + ok -> + ok; + {error, Reason} -> + exit({close, Reason}) + end. + +sc_rc_tcp_client_await_terminate(Parent) -> + i("sc_rc_tcp_client_await_terminate -> entry"), + case ?SEV_AWAIT_TERMINATE(Parent, parent) of + ok -> + ok; + {error, Reason} -> + Reason + end. + + +%% The handlers run on the same node as the server (the local node). + +sc_rc_tcp_handler_start(ID, Recv, Sock) -> + Self = self(), + Fun = fun() -> sc_rc_tcp_handler(ID, Self, Recv, Sock) end, + {Pid, _} = erlang:spawn_monitor(Fun), + Pid. + +sc_rc_tcp_handler(ID, Parent, Recv, Sock) -> + sc_rc_tcp_handler_init(ID, socket:getopt(Sock, otp, fd), Parent), + sc_rc_tcp_handler_await(Parent, recv), + RecvRes = sc_rc_tcp_handler_recv(Recv, Sock), + sc_rc_tcp_handler_announce_ready(Parent, recv, RecvRes), + Reason = sc_rc_tcp_handler_await(Parent, terminate), + exit(Reason). + +sc_rc_tcp_handler_init(ID, {ok, FD}, Parent) -> + put(sname, f("handler-~w:~w", [ID, FD])), + _MRef = erlang:monitor(process, Parent), + ?SEV_IPRINT("started"), + ?SEV_ANNOUNCE_READY(Parent, init), + ok. + +sc_rc_tcp_handler_await(Parent, terminate) -> + ?SEV_IPRINT("await terminate"), + ?SEV_AWAIT_TERMINATE(Parent, tester); +sc_rc_tcp_handler_await(Parent, Slogan) -> + ?SEV_IPRINT("await ~w", [Slogan]), + ?SEV_AWAIT_CONTINUE(Parent, parent, Slogan). + +sc_rc_tcp_handler_recv(Recv, Sock) -> + ?SEV_IPRINT("recv"), + try Recv(Sock) of + {error, closed} -> + ok; + {ok, _} -> + ?SEV_IPRINT("unexpected success"), + {error, unexpected_success}; + {error, Reason} = ERROR -> + ?SEV_IPRINT("receive error: " + "~n ~p", [Reason]), + ERROR + catch + C:E:S -> + ?SEV_IPRINT("receive failure: " + "~n Class: ~p" + "~n Error: ~p" + "~n Stack: ~p", [C, E, S]), + {error, {recv, C, E, S}} + end. + +sc_rc_tcp_handler_announce_ready(Parent, Slogan, Result) -> + ?SEV_IPRINT("announce ready"), + ?SEV_ANNOUNCE_READY(Parent, Slogan, Result), + ok. + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% remotely closed while the process is calling the recvmsg function. +%% Socket is IPv4. + +sc_rc_recvmsg_response_tcp4(suite) -> + []; +sc_rc_recvmsg_response_tcp4(doc) -> + []; +sc_rc_recvmsg_response_tcp4(_Config) when is_list(_Config) -> + tc_try(sc_rc_recvmsg_response_tcp4, + fun() -> + ?TT(?SECS(30)), + Recv = fun(Sock) -> socket:recvmsg(Sock) end, + InitState = #{domain => inet, + type => stream, + protocol => tcp, + recv => Recv}, + ok = sc_rc_receive_response_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% remotely closed while the process is calling the recvmsg function. +%% Socket is IPv6. + +sc_rc_recvmsg_response_tcp6(suite) -> + []; +sc_rc_recvmsg_response_tcp6(doc) -> + []; +sc_rc_recvmsg_response_tcp6(_Config) when is_list(_Config) -> + tc_try(sc_rc_recvmsg_response_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(10)), + Recv = fun(Sock) -> socket:recvmsg(Sock) end, + InitState = #{domain => inet6, + type => stream, + protocol => tcp, + recv => Recv}, + ok = sc_rc_receive_response_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% remotely closed while the process is calling the recv function. +%% The remote client sends data, then shutdown(write) and then the +%% reader attempts a recv. +%% Socket is IPv4. +%% +%% To minimize the chance of "weirdness", we should really have test cases +%% where the two sides of the connection is on different machines. But for +%% now, we will make do with different VMs on the same host. +%% + +sc_rs_recv_send_shutdown_receive_tcp4(suite) -> + []; +sc_rs_recv_send_shutdown_receive_tcp4(doc) -> + []; +sc_rs_recv_send_shutdown_receive_tcp4(_Config) when is_list(_Config) -> + tc_try(sc_rs_recv_send_shutdown_receive_tcp4, + fun() -> + ?TT(?SECS(30)), + MsgData = ?DATA, + Recv = fun(Sock) -> + socket:recv(Sock) + end, + Send = fun(Sock, Data) -> + socket:send(Sock, Data) + end, + InitState = #{domain => inet, + recv => Recv, + send => Send, + data => MsgData}, + ok = sc_rs_send_shutdown_receive_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% remotely closed while the process is calling the recv function. +%% The remote client sends data, then shutdown(write) and then the +%% reader attempts a recv. +%% Socket is IPv6. + +sc_rs_recv_send_shutdown_receive_tcp6(suite) -> + []; +sc_rs_recv_send_shutdown_receive_tcp6(doc) -> + []; +sc_rs_recv_send_shutdown_receive_tcp6(_Config) when is_list(_Config) -> + tc_try(sc_rs_recv_send_shutdown_receive_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(10)), + MsgData = ?DATA, + Recv = fun(Sock) -> + socket:recv(Sock) + end, + Send = fun(Sock, Data) -> + socket:send(Sock, Data) + end, + InitState = #{domain => inet6, + recv => Recv, + send => Send, + data => MsgData}, + ok = sc_rs_send_shutdown_receive_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +sc_rs_send_shutdown_receive_tcp(InitState) -> + %% The connection is handled by a handler processes. + %% This are created (on the fly) and handled internally + %% by the server! + ServerSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + i("get local address for ~p", [Domain]), + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "create listen socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + {ok, State#{lsock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{lsock := LSock, local_sa := LSA} = State) -> + case socket:bind(LSock, LSA) of + {ok, Port} -> + {ok, State#{lport => Port}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "make listen socket", + cmd => fun(#{lsock := LSock}) -> + socket:listen(LSock) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, local_sa := LSA, lport := Port}) -> + ServerSA = LSA#{port => Port}, + ?SEV_ANNOUNCE_READY(Tester, init, ServerSA), + ok + end}, + + %% The actual test + #{desc => "await continue (accept)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Tester, tester, accept) + end}, + #{desc => "accept", + cmd => fun(#{lsock := LSock, recv := Recv} = State) -> + case socket:accept(LSock) of + {ok, Sock} -> + ?SEV_IPRINT("accepted: try start handler"), + Handler = + sc_rs_tcp_handler_start(Recv, Sock), + ?SEV_IPRINT("handler started"), + {ok, State#{csock => Sock, + handler => Handler}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await handler ready (init)", + cmd => fun(#{tester := Tester, + handler := Handler} = _State) -> + ?SEV_AWAIT_READY(Handler, handler, init, + [{tester, Tester}]) + end}, + #{desc => "announce ready (accept)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, accept), + ok + end}, + + #{desc => "await continue (first recv)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, recv) + end}, + #{desc => "order handler to receive (first)", + cmd => fun(#{handler := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv), + ok + end}, + #{desc => "await ready from handler (first recv)", + cmd => fun(#{tester := Tester, handler := Pid} = _State) -> + case ?SEV_AWAIT_READY(Pid, handler, recv, + [{tester, Tester}]) of + {ok, Result} -> + ?SEV_IPRINT("first recv: ~p", [Result]), + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (first recv)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, recv), + ok + end}, + #{desc => "await continue (second recv)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, recv) + end}, + #{desc => "order handler to receive (second)", + cmd => fun(#{handler := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv), + ok + end}, + #{desc => "await ready from handler (second recv)", + cmd => fun(#{tester := Tester, handler := Pid} = _State) -> + case ?SEV_AWAIT_READY(Pid, handler, recv, + [{tester, Tester}]) of + {ok, Result} -> + ?SEV_IPRINT("second recv: ~p", [Result]), + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (second recv)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, recv), + ok + end}, + + %% Termination + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order handler to terminate", + cmd => fun(#{handler := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await handler termination", + cmd => fun(#{handler := Pid} = State) -> + ?SEV_AWAIT_TERMINATION(Pid), + State1 = maps:remove(csock, State), + State2 = maps:remove(handler, State1), + {ok, State2} + end}, + #{desc => "close listen socket", + cmd => fun(#{lsock := LSock} = State) -> + case socket:close(LSock) of + ok -> + {ok, maps:remove(lsock, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + ClientSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + {Tester, ServerSA} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, + server_sa => ServerSA}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "create node", + cmd => fun(#{host := Host} = State) -> + case start_node(Host, client) of + {ok, Node} -> + ?SEV_IPRINT("client node ~p started", + [Node]), + {ok, State#{node => Node}}; + {error, Reason, _} -> + {error, Reason} + end + end}, + #{desc => "monitor client node", + cmd => fun(#{node := Node} = _State) -> + true = erlang:monitor_node(Node, true), + ok + end}, + #{desc => "start remote client on client node", + cmd => fun(#{node := Node, + send := Send} = State) -> + Pid = sc_rs_tcp_client_start(Node, Send), + ?SEV_IPRINT("client ~p started", [Pid]), + {ok, State#{rclient => Pid}} + end}, + #{desc => "monitor remote client", + cmd => fun(#{rclient := Pid}) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "order remote client to start", + cmd => fun(#{rclient := Client, server_sa := ServerSA}) -> + ?SEV_ANNOUNCE_START(Client, ServerSA), + ok + end}, + #{desc => "await remote client ready", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_READY(Client, rclient, init, + [{tester, Tester}]) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + %% The actual test + #{desc => "await continue (connect)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, connect, + [{rclient, Client}]), + ok + end}, + #{desc => "order remote client to continue (connect)", + cmd => fun(#{rclient := Client}) -> + ?SEV_ANNOUNCE_CONTINUE(Client, connect), + ok + end}, + #{desc => "await client process ready (connect)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_READY(Client, rclient, connect, + [{tester, Tester}]) + end}, + #{desc => "announce ready (connect)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, connect), + ok + end}, + + #{desc => "await continue (send)", + cmd => fun(#{tester := Tester, + rclient := Client} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, send, + [{rclient, Client}]) of + {ok, Data} -> + {ok, State#{rclient_data => Data}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to send", + cmd => fun(#{rclient := Client, + rclient_data := Data}) -> + ?SEV_ANNOUNCE_CONTINUE(Client, send, Data), + ok + end}, + #{desc => "await remote client ready (closed)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_READY(Client, rclient, send, + [{tester, Tester}]) + end}, + #{desc => "announce ready (send)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, send), + ok + end}, + + + #{desc => "await continue (shutdown)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, shutdown, + [{rclient, Client}]), + ok + end}, + #{desc => "order remote client to shutdown", + cmd => fun(#{rclient := Client}) -> + ?SEV_ANNOUNCE_CONTINUE(Client, shutdown), + ok + end}, + #{desc => "await remote client ready (shiutdown)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_READY(Client, rclient, shutdown, + [{tester, Tester}]) + end}, + #{desc => "announce ready (shutdown)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, shutdown), + ok + end}, + + #{desc => "await continue (close)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, close, + [{rclient, Client}]), + ok + end}, + #{desc => "order remote client to close", + cmd => fun(#{rclient := Client}) -> + ?SEV_ANNOUNCE_CONTINUE(Client, close), + ok + end}, + #{desc => "await remote client ready (closed)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_READY(Client, rclient, close, + [{tester, Tester}]) + end}, + #{desc => "announce ready (close)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, close), + ok + end}, + + %% Termination + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester, + rclient := Client} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester, + [{rclient, Client}]) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "kill remote client", + cmd => fun(#{rclient := Client}) -> + ?SEV_ANNOUNCE_TERMINATE(Client), + ok + end}, + #{desc => "await remote client termination", + cmd => fun(#{rclient := Client} = State) -> + ?SEV_AWAIT_TERMINATION(Client), + State1 = maps:remove(rclient, State), + {ok, State1} + end}, + #{desc => "stop client node", + cmd => fun(#{node := Node} = _State) -> + stop_node(Node) + end}, + #{desc => "await client node termination", + cmd => fun(#{node := Node} = State) -> + receive + {nodedown, Node} -> + State1 = maps:remove(node_id, State), + State2 = maps:remove(node, State1), + {ok, State2} + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor server", + cmd => fun(#{server := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor client", + cmd => fun(#{client := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + + %% Start the server + #{desc => "order server start", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid), + ok + end}, + #{desc => "await server ready (init)", + cmd => fun(#{server := Pid} = State) -> + {ok, ServerSA} = ?SEV_AWAIT_READY(Pid, server, init), + {ok, State#{server_sa => ServerSA}} + end}, + + %% Start the client(s) + #{desc => "order client start", + cmd => fun(#{client := Pid, + server_sa := ServerSA} = _State) -> + ?SEV_ANNOUNCE_START(Pid, ServerSA), + ok + end}, + #{desc => "await client ready (init)", + cmd => fun(#{client := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, client, init) + end}, + + %% The actual test + #{desc => "order server continue (accept)", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, accept), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order client continue (connect)", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, connect), + ok + end}, + #{desc => "await client ready (connect)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, connect, + [{server, Server}]), + ok + end}, + #{desc => "await server ready (accept)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + ?SEV_AWAIT_READY(Server, server, accept, + [{client, Client}]), + ok + end}, + + #{desc => "order client continue (send)", + cmd => fun(#{client := Pid, + data := Data} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, send, Data), + ok + end}, + #{desc => "await client ready (send)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, send, + [{server, Server}]), + ok + end}, + + #{desc => "order client continue (shutdown)", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, shutdown), + ok + end}, + #{desc => "await client ready (shutdown)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, shutdown, + [{server, Server}]), + ok + end}, + + #{desc => "order server continue (first recv)", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv), + ok + end}, + #{desc => "await server ready (first recv)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + ?SEV_AWAIT_READY(Server, server, recv, + [{client, Client}]), + ok + end}, + + #{desc => "order server continue (second recv)", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv), + ok + end}, + #{desc => "await server ready (second recv)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + ?SEV_AWAIT_READY(Server, server, recv, + [{client, Client}]), + ok + end}, + + ?SEV_SLEEP(?SECS(1)), + + #{desc => "order client continue (close)", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, close), + ok + end}, + #{desc => "await client ready (close)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, close, + [{server, Server}]), + ok + end}, + + %% Terminations + #{desc => "order client to terminate", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await client termination", + cmd => fun(#{client := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(client, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order server to terminate", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await server termination", + cmd => fun(#{server := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(server, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + i("start server evaluator"), + ServerInitState = #{domain => maps:get(domain, InitState), + recv => maps:get(recv, InitState)}, + Server = ?SEV_START("server", ServerSeq, ServerInitState), + + i("start client evaluator"), + ClientInitState = #{host => local_host(), + domain => maps:get(domain, InitState), + send => maps:get(send, InitState)}, + Client = ?SEV_START("client", ClientSeq, ClientInitState), + + i("start 'tester' evaluator"), + TesterInitState = #{server => Server#ev.pid, + client => Client#ev.pid, + data => maps:get(data, InitState)}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator"), + ok = ?SEV_AWAIT_FINISH([Server, Client, Tester]). + + +sc_rs_tcp_client_start(Node, Send) -> + Self = self(), + Fun = fun() -> sc_rs_tcp_client(Self, Send) end, + erlang:spawn(Node, Fun). + + +sc_rs_tcp_client(Parent, Send) -> + sc_rs_tcp_client_init(Parent), + ServerSA = sc_rs_tcp_client_await_start(Parent), + Domain = maps:get(family, ServerSA), + Sock = sc_rs_tcp_client_create(Domain), + sc_rs_tcp_client_bind(Sock, Domain), + sc_rs_tcp_client_announce_ready(Parent, init), + sc_rs_tcp_client_await_continue(Parent, connect), + sc_rs_tcp_client_connect(Sock, ServerSA), + sc_rs_tcp_client_announce_ready(Parent, connect), + Data = sc_rs_tcp_client_await_continue(Parent, send), + sc_rs_tcp_client_send(Sock, Send, Data), + sc_rs_tcp_client_announce_ready(Parent, send), + sc_rs_tcp_client_await_continue(Parent, shutdown), + sc_rs_tcp_client_shutdown(Sock), + sc_rs_tcp_client_announce_ready(Parent, shutdown), + sc_rs_tcp_client_await_continue(Parent, close), + sc_rs_tcp_client_close(Sock), + sc_rs_tcp_client_announce_ready(Parent, close), + Reason = sc_rs_tcp_client_await_terminate(Parent), + ?SEV_IPRINT("terminate"), + exit(Reason). + +sc_rs_tcp_client_init(Parent) -> + put(sname, "rclient"), + ?SEV_IPRINT("init"), + _MRef = erlang:monitor(process, Parent), + ok. + +sc_rs_tcp_client_await_start(Parent) -> + i("sc_rs_tcp_client_await_start -> entry"), + ?SEV_AWAIT_START(Parent). + +sc_rs_tcp_client_create(Domain) -> + i("sc_rs_tcp_client_create -> entry"), + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + Sock; + {error, Reason} -> + exit({open_failed, Reason}) + end. + +sc_rs_tcp_client_bind(Sock, Domain) -> + i("sc_rs_tcp_client_bind -> entry"), + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, + addr => LAddr}, + case socket:bind(Sock, LSA) of + {ok, _} -> + ok; + {error, Reason} -> + exit({bind, Reason}) + end. + +sc_rs_tcp_client_announce_ready(Parent, Slogan) -> + ?SEV_ANNOUNCE_READY(Parent, Slogan). + +sc_rs_tcp_client_await_continue(Parent, Slogan) -> + i("sc_rs_tcp_client_await_continue -> entry"), + case ?SEV_AWAIT_CONTINUE(Parent, parent, Slogan) of + ok -> + ok; + {ok, Extra} -> + Extra; + {error, Reason} -> + exit({await_continue, Slogan, Reason}) + end. + + +sc_rs_tcp_client_connect(Sock, ServerSA) -> + i("sc_rs_tcp_client_connect -> entry"), + case socket:connect(Sock, ServerSA) of + ok -> + ok; + {error, Reason} -> + exit({connect, Reason}) + end. + +sc_rs_tcp_client_send(Sock, Send, Data) -> + i("sc_rs_tcp_client_send -> entry"), + case Send(Sock, Data) of + ok -> + ok; + {error, Reason} -> + exit({send, Reason}) + end. + +sc_rs_tcp_client_shutdown(Sock) -> + i("sc_rs_tcp_client_shutdown -> entry"), + case socket:shutdown(Sock, write) of + ok -> + ok; + {error, Reason} -> + exit({shutdown, Reason}) + end. + +sc_rs_tcp_client_close(Sock) -> + i("sc_rs_tcp_client_close -> entry"), + case socket:close(Sock) of + ok -> + ok; + {error, Reason} -> + exit({close, Reason}) + end. + +sc_rs_tcp_client_await_terminate(Parent) -> + i("sc_rs_tcp_client_await_terminate -> entry"), + case ?SEV_AWAIT_TERMINATE(Parent, parent) of + ok -> + ok; + {error, Reason} -> + Reason + end. + + +%% The handlers run on the same node as the server (the local node). + +sc_rs_tcp_handler_start(Recv, Sock) -> + Self = self(), + Fun = fun() -> sc_rs_tcp_handler(Self, Recv, Sock) end, + {Pid, _} = erlang:spawn_monitor(Fun), + Pid. + +sc_rs_tcp_handler(Parent, Recv, Sock) -> + sc_rs_tcp_handler_init(Parent), + sc_rs_tcp_handler_await(Parent, recv), + ok = sc_rs_tcp_handler_recv(Recv, Sock, true), + sc_rs_tcp_handler_announce_ready(Parent, recv, received), + sc_rs_tcp_handler_await(Parent, recv), + ok = sc_rs_tcp_handler_recv(Recv, Sock, false), + sc_rs_tcp_handler_announce_ready(Parent, recv, closed), + Reason = sc_rs_tcp_handler_await(Parent, terminate), + exit(Reason). + +sc_rs_tcp_handler_init(Parent) -> + put(sname, "handler"), + _MRef = erlang:monitor(process, Parent), + ?SEV_IPRINT("started"), + ?SEV_ANNOUNCE_READY(Parent, init), + ok. + +sc_rs_tcp_handler_await(Parent, terminate) -> + ?SEV_IPRINT("await terminate"), + ?SEV_AWAIT_TERMINATE(Parent, tester); +sc_rs_tcp_handler_await(Parent, Slogan) -> + ?SEV_IPRINT("await ~w", [Slogan]), + ?SEV_AWAIT_CONTINUE(Parent, parent, Slogan). + +%% This hould actually work - we leave it for now +sc_rs_tcp_handler_recv(Recv, Sock, First) -> + ?SEV_IPRINT("recv"), + try Recv(Sock) of + {ok, _} when (First =:= true) -> + ok; + {error, closed} when (First =:= false) -> + ok; + {ok, _} -> + ?SEV_IPRINT("unexpected success"), + {error, unexpected_success}; + {error, Reason} = ERROR -> + ?SEV_IPRINT("receive error: " + "~n ~p", [Reason]), + ERROR + catch + C:E:S -> + ?SEV_IPRINT("receive failure: " + "~n Class: ~p" + "~n Error: ~p" + "~n Stack: ~p", [C, E, S]), + {error, {recv, C, E, S}} + end. + +sc_rs_tcp_handler_announce_ready(Parent, Slogan, Result) -> + ?SEV_IPRINT("announce ready"), + ?SEV_ANNOUNCE_READY(Parent, Slogan, Result), + ok. + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% remotely closed while the process is calling the recvmsg function. +%% The remote client sends data, then shutdown(write) and then the +%% reader attempts a recv. +%% Socket is IPv4. + +sc_rs_recvmsg_send_shutdown_receive_tcp4(suite) -> + []; +sc_rs_recvmsg_send_shutdown_receive_tcp4(doc) -> + []; +sc_rs_recvmsg_send_shutdown_receive_tcp4(_Config) when is_list(_Config) -> + tc_try(sc_rs_recvmsg_send_shutdown_receive_tcp4, + fun() -> + ?TT(?SECS(30)), + MsgData = ?DATA, + Recv = fun(Sock) -> + case socket:recvmsg(Sock) of + {ok, #{addr := undefined, + iov := [Data]}} -> + {ok, Data}; + {error, _} = ERROR -> + ERROR + end + end, + Send = fun(Sock, Data) when is_binary(Data) -> + MsgHdr = #{iov => [Data]}, + socket:sendmsg(Sock, MsgHdr) + end, + InitState = #{domain => inet, + type => stream, + protocol => tcp, + recv => Recv, + send => Send, + data => MsgData}, + ok = sc_rs_send_shutdown_receive_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test what happens when a socket is +%% remotely closed while the process is calling the recvmsg function. +%% The remote client sends data, then shutdown(write) and then the +%% reader attempts a recv. +%% Socket is IPv6. + +sc_rs_recvmsg_send_shutdown_receive_tcp6(suite) -> + []; +sc_rs_recvmsg_send_shutdown_receive_tcp6(doc) -> + []; +sc_rs_recvmsg_send_shutdown_receive_tcp6(_Config) when is_list(_Config) -> + tc_try(sc_rs_recvmsg_send_shutdown_receive_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(10)), + MsgData = ?DATA, + Recv = fun(Sock) -> + case socket:recvmsg(Sock) of + {ok, #{addr := undefined, + iov := [Data]}} -> + {ok, Data}; + {error, _} = ERROR -> + ERROR + end + end, + Send = fun(Sock, Data) when is_binary(Data) -> + MsgHdr = #{iov => [Data]}, + socket:sendmsg(Sock, MsgHdr) + end, + InitState = #{domain => inet6, + type => stream, + protocol => tcp, + recv => Recv, + send => Send, + data => MsgData}, + ok = sc_rs_send_shutdown_receive_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the send and recv functions +%% behave as expected when sending and/or reading chunks. +%% First send data in one "big" chunk, and read it in "small" chunks. +%% Second, send in a bunch of "small" chunks, and read in one "big" chunk. +%% Socket is IPv4. + +traffic_send_and_recv_chunks_tcp4(suite) -> + []; +traffic_send_and_recv_chunks_tcp4(doc) -> + []; +traffic_send_and_recv_chunks_tcp4(_Config) when is_list(_Config) -> + tc_try(traffic_send_and_recv_chunks_tcp4, + fun() -> + ?TT(?SECS(30)), + InitState = #{domain => inet}, + ok = traffic_send_and_recv_chunks_tcp(InitState) + end). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the send and recv functions +%% behave as expected when sending and/or reading chunks. +%% First send data in one "big" chunk, and read it in "small" chunks. +%% Second, send in a bunch of "small" chunks, and read in one "big" chunk. +%% Socket is IPv6. + +traffic_send_and_recv_chunks_tcp6(suite) -> + []; +traffic_send_and_recv_chunks_tcp6(doc) -> + []; +traffic_send_and_recv_chunks_tcp6(_Config) when is_list(_Config) -> + tc_try(traffic_send_and_recv_chunks_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(30)), + InitState = #{domain => inet6}, + ok = traffic_send_and_recv_chunks_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +traffic_send_and_recv_chunks_tcp(InitState) -> + ServerSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "create listen socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + {ok, State#{lsock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{lsock := LSock, local_sa := LSA} = State) -> + case socket:bind(LSock, LSA) of + {ok, Port} -> + {ok, State#{lport => Port}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "make listen socket", + cmd => fun(#{lsock := LSock}) -> + socket:listen(LSock) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, local_sa := LSA, lport := Port}) -> + ServerSA = LSA#{port => Port}, + ?SEV_ANNOUNCE_READY(Tester, init, ServerSA), + ok + end}, + + %% The actual test + #{desc => "await continue (accept)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, accept) + end}, + #{desc => "accept", + cmd => fun(#{lsock := LSock} = State) -> + case socket:accept(LSock) of + {ok, Sock} -> + {ok, State#{csock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (accept)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, accept), + ok + end}, + + #{desc => "await continue (recv-many-small)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, recv_many_small) + end}, + #{desc => "recv chunk 1", + cmd => fun(#{csock := Sock} = State) -> + case socket:recv(Sock, 100) of + {ok, Chunk} -> + ?SEV_IPRINT("recv of chunk 1 of ~p bytes", + [size(Chunk)]), + {ok, State#{chunks => [b2l(Chunk)]}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "recv chunk 2", + cmd => fun(#{csock := Sock, + chunks := Chunks} = State) -> + case socket:recv(Sock, 100) of + {ok, Chunk} -> + ?SEV_IPRINT("recv of chunk 2 of ~p bytes", + [size(Chunk)]), + {ok, State#{chunks => [b2l(Chunk)|Chunks]}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "recv chunk 3", + cmd => fun(#{csock := Sock, + chunks := Chunks} = State) -> + case socket:recv(Sock, 100) of + {ok, Chunk} -> + ?SEV_IPRINT("recv of chunk 3 of ~p bytes", + [size(Chunk)]), + {ok, State#{chunks => [b2l(Chunk)|Chunks]}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "recv chunk 4", + cmd => fun(#{csock := Sock, + chunks := Chunks} = State) -> + case socket:recv(Sock, 100) of + {ok, Chunk} -> + ?SEV_IPRINT("recv of chunk 4 of ~p bytes", + [size(Chunk)]), + {ok, State#{chunks => [b2l(Chunk)|Chunks]}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "recv chunk 5", + cmd => fun(#{csock := Sock, + chunks := Chunks} = State) -> + case socket:recv(Sock, 100) of + {ok, Chunk} -> + ?SEV_IPRINT("recv of chunk 5 of ~p bytes", + [size(Chunk)]), + {ok, State#{chunks => [b2l(Chunk)|Chunks]}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "recv chunk 6", + cmd => fun(#{csock := Sock, + chunks := Chunks} = State) -> + case socket:recv(Sock, 100) of + {ok, Chunk} -> + ?SEV_IPRINT("recv of chunk 6 of ~p bytes", + [size(Chunk)]), + {ok, State#{chunks => [b2l(Chunk)|Chunks]}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "recv chunk 7", + cmd => fun(#{csock := Sock, + chunks := Chunks} = State) -> + case socket:recv(Sock, 100) of + {ok, Chunk} -> + ?SEV_IPRINT("recv of chunk 7 of ~p bytes", + [size(Chunk)]), + {ok, State#{chunks => [b2l(Chunk)|Chunks]}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "recv chunk 8", + cmd => fun(#{csock := Sock, + chunks := Chunks} = State) -> + case socket:recv(Sock, 100) of + {ok, Chunk} -> + ?SEV_IPRINT("recv of chunk 8 of ~p bytes", + [size(Chunk)]), + {ok, State#{chunks => [b2l(Chunk)|Chunks]}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "recv chunk 9", + cmd => fun(#{csock := Sock, + chunks := Chunks} = State) -> + case socket:recv(Sock, 100) of + {ok, Chunk} -> + ?SEV_IPRINT("recv of chunk 9 of ~p bytes", + [size(Chunk)]), + {ok, State#{chunks => [b2l(Chunk)|Chunks]}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "recv chunk 10", + cmd => fun(#{csock := Sock, + chunks := Chunks} = State) -> + case socket:recv(Sock, 100) of + {ok, Chunk} -> + ?SEV_IPRINT("recv of chunk 10 of ~p bytes", + [size(Chunk)]), + {ok, State#{chunks => [b2l(Chunk)|Chunks]}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (recv-many-small)", + cmd => fun(#{tester := Tester, + chunks := Chunks} = State) -> + Data = lists:flatten(lists:reverse(Chunks)), + ?SEV_ANNOUNCE_READY(Tester, recv_many_small, Data), + {ok, maps:remove(chunks, State)} + end}, + + #{desc => "await continue (recv-one-big)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, recv_one_big) of + {ok, Size} -> + {ok, State#{size => Size}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "recv (one big)", + cmd => fun(#{tester := Tester, csock := Sock, size := Size} = _State) -> + case socket:recv(Sock, Size) of + {ok, Data} -> + ?SEV_ANNOUNCE_READY(Tester, + recv_one_big, + b2l(Data)), + ok; + {error, _} = ERROR -> + ERROR + end + end}, + + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "close connection socket (just in case)", + cmd => fun(#{csock := Sock} = State) -> + (catch socket:close(Sock)), + {ok, maps:remove(csock, State)} + end}, + #{desc => "close listen socket", + cmd => fun(#{lsock := Sock} = State) -> + (catch socket:close(Sock)), + {ok, maps:remove(lsock, State)} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + ClientSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + {Tester, ServerSA} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, + server_sa => ServerSA}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "create node", + cmd => fun(#{host := Host} = State) -> + case start_node(Host, client) of + {ok, Node} -> + ?SEV_IPRINT("(remote) client node ~p started", + [Node]), + {ok, State#{node => Node}}; + {error, Reason, _} -> + {error, Reason} + end + end}, + #{desc => "monitor client node", + cmd => fun(#{node := Node} = _State) -> + true = erlang:monitor_node(Node, true), + ok + end}, + #{desc => "start remote client", + cmd => fun(#{node := Node} = State) -> + Pid = traffic_snr_tcp_client_start(Node), + ?SEV_IPRINT("client ~p started", [Pid]), + {ok, State#{rclient => Pid}} + end}, + #{desc => "monitor remote client", + cmd => fun(#{rclient := Pid}) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "order remote client to start", + cmd => fun(#{rclient := Client, server_sa := ServerSA}) -> + ?SEV_ANNOUNCE_START(Client, ServerSA), + ok + end}, + #{desc => "await remote client ready", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_READY(Client, rclient, init, + [{tester, Tester}]) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + %% The actual test + #{desc => "await continue (connect)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, connect, + [{rclient, Client}]), + ok + end}, + #{desc => "order remote client to continue (connect)", + cmd => fun(#{rclient := Client}) -> + ?SEV_ANNOUNCE_CONTINUE(Client, connect), + ok + end}, + #{desc => "await client process ready (connect)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + ?SEV_AWAIT_READY(Client, rclient, connect, + [{tester, Tester}]) + end}, + #{desc => "announce ready (connect)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, connect), + ok + end}, + + #{desc => "await continue (send-one-big)", + cmd => fun(#{tester := Tester, + rclient := Client} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, + send_one_big, + [{rclient, Client}]) of + {ok, Data} -> + {ok, State#{data => Data}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to continue (send)", + cmd => fun(#{rclient := Client, data := Data}) -> + ?SEV_ANNOUNCE_CONTINUE(Client, send, Data), + ok + end}, + #{desc => "await client process ready (send)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, rclient, send, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (send-one-big)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, send_one_big), + ok + end}, + + #{desc => "await continue (send-many-small)", + cmd => fun(#{tester := Tester, + rclient := Client} = State) -> + case ?SEV_AWAIT_CONTINUE(Tester, tester, + send_many_small, + [{rclient, Client}]) of + {ok, Data} -> + {ok, State#{data => Data}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to continue (send chunk 1)", + cmd => fun(#{rclient := Client, + data := Data} = State) -> + {Chunk, RestData} = lists:split(100, Data), + %% ?SEV_IPRINT("order send of chunk 1: " + %% "~n Size: ~p" + %% "~n ~p", [length(Chunk), Chunk]), + ?SEV_ANNOUNCE_CONTINUE(Client, send, Chunk), + {ok, State#{data => RestData}} + end}, + #{desc => "await client process ready (send chunk 1)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, rclient, send, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to continue (send chunk 2)", + cmd => fun(#{rclient := Client, + data := Data} = State) -> + {Chunk, RestData} = lists:split(100, Data), + %% ?SEV_IPRINT("order send of chunk 2: " + %% "~n Size: ~p" + %% "~n ~p", [length(Chunk), Chunk]), + ?SEV_ANNOUNCE_CONTINUE(Client, send, Chunk), + {ok, State#{data => RestData}} + end}, + #{desc => "await client process ready (send chunk 2)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, rclient, send, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to continue (send chunk 3)", + cmd => fun(#{rclient := Client, + data := Data} = State) -> + {Chunk, RestData} = lists:split(100, Data), + %% ?SEV_IPRINT("order send of chunk 3: " + %% "~n Size: ~p" + %% "~n ~p", [length(Chunk), Chunk]), + ?SEV_ANNOUNCE_CONTINUE(Client, send, Chunk), + {ok, State#{data => RestData}} + end}, + #{desc => "await client process ready (send chunk 3)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, rclient, send, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to continue (send chunk 4)", + cmd => fun(#{rclient := Client, + data := Data} = State) -> + {Chunk, RestData} = lists:split(100, Data), + %% ?SEV_IPRINT("order send of chunk 4: " + %% "~n Size: ~p" + %% "~n ~p", [length(Chunk), Chunk]), + ?SEV_ANNOUNCE_CONTINUE(Client, send, Chunk), + {ok, State#{data => RestData}} + end}, + #{desc => "await client process ready (send chunk 4)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, rclient, send, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to continue (send chunk 5)", + cmd => fun(#{rclient := Client, + data := Data} = State) -> + {Chunk, RestData} = lists:split(100, Data), + %% ?SEV_IPRINT("order send of chunk 5: " + %% "~n Size: ~p" + %% "~n ~p", [length(Chunk), Chunk]), + ?SEV_ANNOUNCE_CONTINUE(Client, send, Chunk), + {ok, State#{data => RestData}} + end}, + #{desc => "await client process ready (send chunk 5)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, rclient, send, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to continue (send chunk 6)", + cmd => fun(#{rclient := Client, + data := Data} = State) -> + {Chunk, RestData} = lists:split(100, Data), + %% ?SEV_IPRINT("order send of chunk 6: " + %% "~n Size: ~p" + %% "~n ~p", [length(Chunk), Chunk]), + ?SEV_ANNOUNCE_CONTINUE(Client, send, Chunk), + {ok, State#{data => RestData}} + end}, + #{desc => "await client process ready (send chunk 6)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, rclient, send, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to continue (send chunk 7)", + cmd => fun(#{rclient := Client, + data := Data} = State) -> + {Chunk, RestData} = lists:split(100, Data), + %% ?SEV_IPRINT("order send of chunk 7: " + %% "~n Size: ~p" + %% "~n ~p", [length(Chunk), Chunk]), + ?SEV_ANNOUNCE_CONTINUE(Client, send, Chunk), + {ok, State#{data => RestData}} + end}, + #{desc => "await client process ready (send chunk 7)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, rclient, send, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to continue (send chunk 8)", + cmd => fun(#{rclient := Client, + data := Data} = State) -> + {Chunk, RestData} = lists:split(100, Data), + %% ?SEV_IPRINT("order send of chunk 8: " + %% "~n Size: ~p" + %% "~n ~p", [length(Chunk), Chunk]), + ?SEV_ANNOUNCE_CONTINUE(Client, send, Chunk), + {ok, State#{data => RestData}} + end}, + #{desc => "await client process ready (send chunk 8)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, rclient, send, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to continue (send chunk 9)", + cmd => fun(#{rclient := Client, + data := Data} = State) -> + {Chunk, RestData} = lists:split(100, Data), + %% ?SEV_IPRINT("order send of chunk 9: " + %% "~n Size: ~p" + %% "~n ~p", [length(Chunk), Chunk]), + ?SEV_ANNOUNCE_CONTINUE(Client, send, Chunk), + {ok, State#{data => RestData}} + end}, + #{desc => "await client process ready (send chunk 9)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, rclient, send, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to continue (send chunk 10)", + cmd => fun(#{rclient := Client, + data := Data} = State) -> + {Chunk, []} = lists:split(100, Data), + %% ?SEV_IPRINT("order send of chunk 10: " + %% "~n Size: ~p" + %% "~n ~p", [length(Chunk), Chunk]), + ?SEV_ANNOUNCE_CONTINUE(Client, send, Chunk), + {ok, maps:remove(data, State)} + end}, + #{desc => "await client process ready (send chunk 10)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, rclient, send, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order remote client to continue (send stop)", + cmd => fun(#{rclient := Client} = State) -> + ?SEV_ANNOUNCE_CONTINUE(Client, send, stop), + {ok, maps:remove(data, State)} + end}, + #{desc => "await client process ready (send stop)", + cmd => fun(#{tester := Tester, + rclient := Client} = _State) -> + case ?SEV_AWAIT_READY(Client, rclient, send, + [{tester, Tester}]) of + {ok, Result} -> + Result; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (send-many-small)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, send_many_small), + ok + end}, + + %% Termination + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester, + rclient := Client} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester, + [{rclient, Client}]) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "kill remote client", + cmd => fun(#{rclient := Client}) -> + ?SEV_ANNOUNCE_TERMINATE(Client), + ok + end}, + #{desc => "await remote client termination", + cmd => fun(#{rclient := Client} = State) -> + ?SEV_AWAIT_TERMINATION(Client), + State1 = maps:remove(rclient, State), + {ok, State1} + end}, + #{desc => "stop client node", + cmd => fun(#{node := Node} = _State) -> + stop_node(Node) + end}, + #{desc => "await client node termination", + cmd => fun(#{node := Node} = State) -> + receive + {nodedown, Node} -> + {ok, maps:remove(node, State)} + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor server", + cmd => fun(#{server := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor client", + cmd => fun(#{client := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + + %% Start the server + #{desc => "order server start", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid), + ok + end}, + #{desc => "await server ready (init)", + cmd => fun(#{server := Pid} = State) -> + {ok, ServerSA} = ?SEV_AWAIT_READY(Pid, server, init), + {ok, State#{server_sa => ServerSA}} + end}, + + %% Start the client + #{desc => "order client start", + cmd => fun(#{client := Pid, + server_sa := ServerSA} = _State) -> + ?SEV_ANNOUNCE_START(Pid, ServerSA), + ok + end}, + #{desc => "await client ready (init)", + cmd => fun(#{client := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, client, init) + end}, + + %% The actual test + #{desc => "order server continue (accept)", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, accept), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order client continue (connect)", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, connect), + ok + end}, + #{desc => "await server ready (accept)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + ?SEV_AWAIT_READY(Server, server, accept, + [{client, Client}]), + ok + end}, + #{desc => "await client ready (connect)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, connect, + [{server, Server}]) + end}, + + #{desc => "generate data", + cmd => fun(State) -> + D1 = lists:seq(1,250), + D2 = lists:duplicate(4, D1), + D3 = lists:flatten(D2), + {ok, State#{data => D3}} + end}, + + %% (client) Send one big and (server) recv may small + #{desc => "order server continue (recv-many-small)", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv_many_small), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order client continue (send-one-big)", + cmd => fun(#{client := Pid, data := Data} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, send_one_big, Data), + ok + end}, + #{desc => "await client ready (send-one-big)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + ok = ?SEV_AWAIT_READY(Client, client, send_one_big, + [{server, Server}]) + end}, + #{desc => "await server ready (recv-many-small)", + cmd => fun(#{server := Server, + client := Client, + data := Data} = _State) -> + case ?SEV_AWAIT_READY(Server, server, recv_many_small, + [{client, Client}]) of + {ok, Data} -> + ok; + {ok, OtherData} -> + {error, {mismatched_data, Data, OtherData}}; + {error, _} = ERROR -> + ERROR + end + end}, + + #{desc => "order server continue (recv-one-big)", + cmd => fun(#{server := Pid, data := Data} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv_one_big, length(Data)), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order client continue (send-many-small)", + cmd => fun(#{client := Pid, data := Data} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, send_many_small, Data), + ok + end}, + #{desc => "await client ready (send-many-small)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + ok = ?SEV_AWAIT_READY(Client, client, send_many_small, + [{server, Server}]) + end}, + #{desc => "await server ready (recv-one-big)", + cmd => fun(#{server := Server, + client := Client, + data := Data} = State) -> + case ?SEV_AWAIT_READY(Server, server, recv_one_big, + [{client, Client}]) of + {ok, Data} -> + {ok, maps:remove(data, State)}; + {ok, OtherData} -> + {error, {mismatched_data, Data, OtherData}}; + {error, _} = ERROR -> + ERROR + end + end}, + + %% Terminations + #{desc => "order client to terminate", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await client termination", + cmd => fun(#{client := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(client, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order server to terminate", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await server termination", + cmd => fun(#{server := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(server, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + i("start server evaluator"), + ServerInitState = InitState, + Server = ?SEV_START("server", ServerSeq, ServerInitState), + + i("start client evaluator(s)"), + ClientInitState = InitState#{host => local_host()}, + Client = ?SEV_START("client", ClientSeq, ClientInitState), + + i("start 'tester' evaluator"), + TesterInitState = #{server => Server#ev.pid, + client => Client#ev.pid}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator"), + ok = ?SEV_AWAIT_FINISH([Server, Client, Tester]). + + + +traffic_snr_tcp_client_start(Node) -> + Self = self(), + Fun = fun() -> traffic_snr_tcp_client(Self) end, + erlang:spawn(Node, Fun). + +traffic_snr_tcp_client(Parent) -> + {Sock, ServerSA} = traffic_snr_tcp_client_init(Parent), + traffic_snr_tcp_client_announce_ready(Parent, init), + traffic_snr_tcp_client_await_continue(Parent, connect), + traffic_snr_tcp_client_connect(Sock, ServerSA), + traffic_snr_tcp_client_announce_ready(Parent, connect), + traffic_snr_tcp_client_send_loop(Parent, Sock), + Reason = traffic_snr_tcp_client_await_terminate(Parent), + traffic_snr_tcp_client_close(Sock), + exit(Reason). + + +traffic_snr_tcp_client_send_loop(Parent, Sock) -> + case ?SEV_AWAIT_CONTINUE(Parent, parent, send) of + {ok, stop} -> % Breakes the loop + ?SEV_ANNOUNCE_READY(Parent, send, ok), + ok; + {ok, Data} -> + case socket:send(Sock, Data) of + ok -> + ?SEV_ANNOUNCE_READY(Parent, send, ok), + traffic_snr_tcp_client_send_loop(Parent, Sock); + {error, Reason} = ERROR -> + ?SEV_ANNOUNCE_READY(Parent, send, ERROR), + exit({send, Reason}) + end; + {error, Reason} -> + exit({await_continue, Reason}) + end. + +traffic_snr_tcp_client_init(Parent) -> + put(sname, "rclient"), + ?SEV_IPRINT("init"), + _MRef = erlang:monitor(process, Parent), + ServerSA = traffic_snr_tcp_client_await_start(Parent), + Domain = maps:get(family, ServerSA), + Sock = traffic_snr_tcp_client_create(Domain), + traffic_snr_tcp_client_bind(Sock, Domain), + {Sock, ServerSA}. + +traffic_snr_tcp_client_await_start(Parent) -> + i("traffic_snr_tcp_client_await_start -> entry"), + ?SEV_AWAIT_START(Parent). + +traffic_snr_tcp_client_create(Domain) -> + i("traffic_snr_tcp_client_create -> entry"), + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + Sock; + {error, Reason} -> + exit({open_failed, Reason}) + end. + +traffic_snr_tcp_client_bind(Sock, Domain) -> + i("traffic_snr_tcp_client_bind -> entry"), + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, + addr => LAddr}, + case socket:bind(Sock, LSA) of + {ok, _} -> + ok; + {error, Reason} -> + exit({bind, Reason}) + end. + +traffic_snr_tcp_client_announce_ready(Parent, Slogan) -> + ?SEV_ANNOUNCE_READY(Parent, Slogan). + +traffic_snr_tcp_client_await_continue(Parent, Slogan) -> + i("traffic_snr_tcp_client_await_continue -> entry"), + ?SEV_AWAIT_CONTINUE(Parent, parent, Slogan). + +traffic_snr_tcp_client_connect(Sock, ServerSA) -> + i("traffic_snr_tcp_client_connect -> entry"), + case socket:connect(Sock, ServerSA) of + ok -> + ok; + {error, Reason} -> + exit({connect, Reason}) + end. + +traffic_snr_tcp_client_close(Sock) -> + i("traffic_snr_tcp_client_close -> entry"), + case socket:close(Sock) of + ok -> + ok; + {error, Reason} -> + exit({close, Reason}) + end. + +traffic_snr_tcp_client_await_terminate(Parent) -> + i("traffic_snr_tcp_client_await_terminate -> entry"), + case ?SEV_AWAIT_TERMINATE(Parent, parent) of + ok -> + ok; + {error, Reason} -> + Reason + end. + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the send and recv functions +%% by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes), medium (8K) and large (8M). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'small' message test case, for IPv4. + +traffic_ping_pong_small_send_and_recv_tcp4(suite) -> + []; +traffic_ping_pong_small_send_and_recv_tcp4(doc) -> + []; +traffic_ping_pong_small_send_and_recv_tcp4(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_SMALL), + Num = ?TPP_SMALL_NUM, + tc_try(traffic_ping_pong_small_send_and_recv_tcp4, + fun() -> + ?TT(?SECS(15)), + InitState = #{domain => inet, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_send_and_recv_tcp(InitState) + end). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the send and recv functions +%% by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes), medium (8K) and large (8M). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'small' message test case, for IPv6. + +traffic_ping_pong_small_send_and_recv_tcp6(suite) -> + []; +traffic_ping_pong_small_send_and_recv_tcp6(doc) -> + []; +traffic_ping_pong_small_send_and_recv_tcp6(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_SMALL), + Num = ?TPP_SMALL_NUM, + tc_try(traffic_ping_pong_small_send_and_recv_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(15)), + InitState = #{domain => inet6, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_send_and_recv_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the send and recv functions +%% by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes), medium (8K) and large (8M). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'medium' message test case, for IPv4. + +traffic_ping_pong_medium_send_and_recv_tcp4(suite) -> + []; +traffic_ping_pong_medium_send_and_recv_tcp4(doc) -> + []; +traffic_ping_pong_medium_send_and_recv_tcp4(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_MEDIUM), + Num = ?TPP_MEDIUM_NUM, + tc_try(traffic_ping_pong_medium_send_and_recv_tcp4, + fun() -> + ?TT(?SECS(30)), + InitState = #{domain => inet, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_send_and_recv_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the send and recv functions +%% by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes), medium (8K) and large (8M). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'medium' message test case, for IPv6. + +traffic_ping_pong_medium_send_and_recv_tcp6(suite) -> + []; +traffic_ping_pong_medium_send_and_recv_tcp6(doc) -> + []; +traffic_ping_pong_medium_send_and_recv_tcp6(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_MEDIUM), + Num = ?TPP_MEDIUM_NUM, + tc_try(traffic_ping_pong_medium_send_and_recv_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(30)), + InitState = #{domain => inet6, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_send_and_recv_tcp(InitState) + end). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the send and recv functions +%% by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes), medium (8K) and large (8M). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'large' message test case, for IPv4. + +traffic_ping_pong_large_send_and_recv_tcp4(suite) -> + []; +traffic_ping_pong_large_send_and_recv_tcp4(doc) -> + []; +traffic_ping_pong_large_send_and_recv_tcp4(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_LARGE), + Num = ?TPP_LARGE_NUM, + tc_try(traffic_ping_pong_large_send_and_recv_tcp4, + fun() -> + ?TT(?SECS(45)), + InitState = #{domain => inet, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_send_and_recv_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the send and recv functions +%% by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes), medium (8K) and large (8M). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'large' message test case, for IPv6. + +traffic_ping_pong_large_send_and_recv_tcp6(suite) -> + []; +traffic_ping_pong_large_send_and_recv_tcp6(doc) -> + []; +traffic_ping_pong_large_send_and_recv_tcp6(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_LARGE), + Num = ?TPP_LARGE_NUM, + tc_try(traffic_ping_pong_large_send_and_recv_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(45)), + InitState = #{domain => inet6, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_send_and_recv_tcp(InitState) + end). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendto and recvfrom +%% functions by repeatedly sending a meassage between two entities. +%% The same basic test case is used for two different message sizes; +%% small (8 bytes) and medium (8K). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'small' message test case, for IPv4. + +traffic_ping_pong_small_sendto_and_recvfrom_udp4(suite) -> + []; +traffic_ping_pong_small_sendto_and_recvfrom_udp4(doc) -> + []; +traffic_ping_pong_small_sendto_and_recvfrom_udp4(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_SMALL), + Num = ?TPP_SMALL_NUM, + tc_try(traffic_ping_pong_small_sendto_and_recvfrom_udp4, + fun() -> + ?TT(?SECS(45)), + InitState = #{domain => inet, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendto_and_recvfrom_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendto and recvfrom +%% functions by repeatedly sending a meassage between two entities. +%% The same basic test case is used for two different message sizes; +%% small (8 bytes) and medium (8K). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'small' message test case, for IPv6. + +traffic_ping_pong_small_sendto_and_recvfrom_udp6(suite) -> + []; +traffic_ping_pong_small_sendto_and_recvfrom_udp6(doc) -> + []; +traffic_ping_pong_small_sendto_and_recvfrom_udp6(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_SMALL), + Num = ?TPP_SMALL_NUM, + tc_try(traffic_ping_pong_small_sendto_and_recvfrom_udp6, + fun() -> + ?TT(?SECS(45)), + InitState = #{domain => inet, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendto_and_recvfrom_udp(InitState) + end). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendto and recvfrom +%% functions by repeatedly sending a meassage between two entities. +%% The same basic test case is used for two different message sizes; +%% small (8 bytes) and medium (8K). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'medium' message test case, for IPv4. + +traffic_ping_pong_medium_sendto_and_recvfrom_udp4(suite) -> + []; +traffic_ping_pong_medium_sendto_and_recvfrom_udp4(doc) -> + []; +traffic_ping_pong_medium_sendto_and_recvfrom_udp4(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_MEDIUM), + Num = ?TPP_MEDIUM_NUM, + tc_try(traffic_ping_pong_medium_sendto_and_recvfrom_udp4, + fun() -> + ?TT(?SECS(45)), + InitState = #{domain => inet, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendto_and_recvfrom_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendto and recvfrom +%% functions by repeatedly sending a meassage between two entities. +%% The same basic test case is used for two different message sizes; +%% small (8 bytes) and medium (8K). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'medium' message test case, for IPv6. + +traffic_ping_pong_medium_sendto_and_recvfrom_udp6(suite) -> + []; +traffic_ping_pong_medium_sendto_and_recvfrom_udp6(doc) -> + []; +traffic_ping_pong_medium_sendto_and_recvfrom_udp6(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_MEDIUM), + Num = ?TPP_MEDIUM_NUM, + tc_try(traffic_ping_pong_medium_sendto_and_recvfrom_udp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(45)), + InitState = #{domain => inet6, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendto_and_recvfrom_udp(InitState) + end). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendmsg and recvmsg +%% functions by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes), medium (8K) and large (8M). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'small' message test case, for IPv4. + +traffic_ping_pong_small_sendmsg_and_recvmsg_tcp4(suite) -> + []; +traffic_ping_pong_small_sendmsg_and_recvmsg_tcp4(doc) -> + []; +traffic_ping_pong_small_sendmsg_and_recvmsg_tcp4(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_SMALL), + Num = ?TPP_SMALL_NUM, + tc_try(traffic_ping_pong_small_sendmsg_and_recvmsg_tcp4, + fun() -> + ?TT(?SECS(20)), + InitState = #{domain => inet, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendmsg_and_recvmsg_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendmsg and recvmsg functions +%% by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes), medium (8K) and large (8M). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'small' message test case, for IPv6. + +traffic_ping_pong_small_sendmsg_and_recvmsg_tcp6(suite) -> + []; +traffic_ping_pong_small_sendmsg_and_recvmsg_tcp6(doc) -> + []; +traffic_ping_pong_small_sendmsg_and_recvmsg_tcp6(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_SMALL), + Num = ?TPP_SMALL_NUM, + tc_try(traffic_ping_pong_small_sendmsg_and_recvmsg_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(20)), + InitState = #{domain => inet6, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendmsg_and_recvmsg_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendmsg and recvmsg +%% functions by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes), medium (8K) and large (8M). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'medium' message test case, for IPv4. + +traffic_ping_pong_medium_sendmsg_and_recvmsg_tcp4(suite) -> + []; +traffic_ping_pong_medium_sendmsg_and_recvmsg_tcp4(doc) -> + []; +traffic_ping_pong_medium_sendmsg_and_recvmsg_tcp4(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_MEDIUM), + Num = ?TPP_MEDIUM_NUM, + tc_try(traffic_ping_pong_medium_sendmsg_and_recvmsg_tcp4, + fun() -> + ?TT(?SECS(30)), + InitState = #{domain => inet, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendmsg_and_recvmsg_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendmsg and recvmsg functions +%% by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes), medium (8K) and large (8M). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'medium' message test case, for IPv6. + +traffic_ping_pong_medium_sendmsg_and_recvmsg_tcp6(suite) -> + []; +traffic_ping_pong_medium_sendmsg_and_recvmsg_tcp6(doc) -> + []; +traffic_ping_pong_medium_sendmsg_and_recvmsg_tcp6(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_MEDIUM), + Num = ?TPP_MEDIUM_NUM, + tc_try(traffic_ping_pong_medium_sendmsg_and_recvmsg_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(20)), + InitState = #{domain => ine6, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendmsg_and_recvmsg_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendmsg and recvmsg +%% functions by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes), medium (8K) and large (8M). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'large' message test case, for IPv4. + +traffic_ping_pong_large_sendmsg_and_recvmsg_tcp4(suite) -> + []; +traffic_ping_pong_large_sendmsg_and_recvmsg_tcp4(doc) -> + []; +traffic_ping_pong_large_sendmsg_and_recvmsg_tcp4(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_LARGE), + Num = ?TPP_LARGE_NUM, + tc_try(traffic_ping_pong_large_sendmsg_and_recvmsg_tcp4, + fun() -> + ?TT(?SECS(30)), + InitState = #{domain => inet, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendmsg_and_recvmsg_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendmsg and recvmsg functions +%% by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes), medium (8K) and large (8M). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'large' message test case, for IPv6. + +traffic_ping_pong_large_sendmsg_and_recvmsg_tcp6(suite) -> + []; +traffic_ping_pong_large_sendmsg_and_recvmsg_tcp6(doc) -> + []; +traffic_ping_pong_large_sendmsg_and_recvmsg_tcp6(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_LARGE), + Num = ?TPP_LARGE_NUM, + tc_try(traffic_ping_pong_large_sendmsg_and_recvmsg_tcp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(30)), + InitState = #{domain => inet6, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendmsg_and_recvmsg_tcp(InitState) + end). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendmsg and recvmsg +%% functions by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes) and medium (8K). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'small' message test case, for IPv4. + +traffic_ping_pong_small_sendmsg_and_recvmsg_udp4(suite) -> + []; +traffic_ping_pong_small_sendmsg_and_recvmsg_udp4(doc) -> + []; +traffic_ping_pong_small_sendmsg_and_recvmsg_udp4(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_SMALL), + Num = ?TPP_SMALL_NUM, + tc_try(traffic_ping_pong_small_sendmsg_and_recvmsg_udp4, + fun() -> + ?TT(?SECS(20)), + InitState = #{domain => inet, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendmsg_and_recvmsg_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendmsg and recvmsg functions +%% by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes) and medium (8K). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'small' message test case, for IPv6. + +traffic_ping_pong_small_sendmsg_and_recvmsg_udp6(suite) -> + []; +traffic_ping_pong_small_sendmsg_and_recvmsg_udp6(doc) -> + []; +traffic_ping_pong_small_sendmsg_and_recvmsg_udp6(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_SMALL), + Num = ?TPP_SMALL_NUM, + tc_try(traffic_ping_pong_small_sendmsg_and_recvmsg_udp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(20)), + InitState = #{domain => inet, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendmsg_and_recvmsg_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendmsg and recvmsg +%% functions by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes) and medium (8K). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'medium' message test case, for IPv4. + +traffic_ping_pong_medium_sendmsg_and_recvmsg_udp4(suite) -> + []; +traffic_ping_pong_medium_sendmsg_and_recvmsg_udp4(doc) -> + []; +traffic_ping_pong_medium_sendmsg_and_recvmsg_udp4(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_MEDIUM), + Num = ?TPP_MEDIUM_NUM, + tc_try(traffic_ping_pong_medium_sendmsg_and_recvmsg_udp4, + fun() -> + ?TT(?SECS(30)), + InitState = #{domain => inet, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendmsg_and_recvmsg_udp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case is intended to test that the sendmsg and recvmsg +%% functions by repeatedly sending a meassage between two entities. +%% The same basic test case is used for three different message sizes; +%% small (8 bytes) and medium (8K). +%% The message is sent from A to B and then back again. This is +%% repeated a set number of times (more times the small the message). +%% This is the 'medium' message test case, for IPv6. + +traffic_ping_pong_medium_sendmsg_and_recvmsg_udp6(suite) -> + []; +traffic_ping_pong_medium_sendmsg_and_recvmsg_udp6(doc) -> + []; +traffic_ping_pong_medium_sendmsg_and_recvmsg_udp6(_Config) when is_list(_Config) -> + Msg = l2b(?TPP_MEDIUM), + Num = ?TPP_MEDIUM_NUM, + tc_try(traffic_ping_pong_medium_sendmsg_and_recvmsg_udp6, + fun() -> + not_yet_implemented(), + ?TT(?SECS(20)), + InitState = #{domain => ine6, + msg => Msg, + num => Num}, + ok = traffic_ping_pong_sendmsg_and_recvmsg_udp(InitState) + end). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Ping-Pong for TCP + +traffic_ping_pong_send_and_recv_tcp(InitState) -> + Send = fun(Sock, Data) -> socket:send(Sock, Data) end, + Recv = fun(Sock, Sz) -> socket:recv(Sock, Sz) end, + InitState2 = InitState#{send => Send, % Send function + recv => Recv % Receive function + }, + traffic_ping_pong_send_and_receive_tcp(InitState2). + +traffic_ping_pong_sendmsg_and_recvmsg_tcp(InitState) -> + Send = fun(Sock, Data) when is_binary(Data) -> + MsgHdr = #{iov => [Data]}, + socket:sendmsg(Sock, MsgHdr); + (Sock, Data) when is_list(Data) -> %% We assume iovec... + MsgHdr = #{iov => Data}, + socket:sendmsg(Sock, MsgHdr) + end, + Recv = fun(Sock, Sz) -> + case socket:recvmsg(Sock, Sz, 0) of + {ok, #{addr := undefined, + iov := [Data]}} -> + {ok, Data}; + {error, _} = ERROR -> + ERROR + end + end, + InitState2 = InitState#{send => Send, % Send function + recv => Recv % Receive function + }, + traffic_ping_pong_send_and_receive_tcp(InitState2). + + +traffic_ping_pong_send_and_receive_tcp(#{msg := Msg} = InitState) -> + Fun = fun(Sock) -> + {ok, RcvSz} = socket:getopt(Sock, socket, rcvbuf), + ?SEV_IPRINT("RcvBuf is ~p (needs atleast ~p)", + [RcvSz, 16+size(Msg)]), + if (RcvSz < size(Msg)) -> + case socket:setopt(Sock, + socket, rcvbuf, 1024+size(Msg)) of + ok -> + ok; + {error, enobufs} -> + skip({failed_change, rcvbuf}); + {error, Reason1} -> + ?FAIL({rcvbuf, Reason1}) + end; + true -> + ok + end, + {ok, SndSz} = socket:getopt(Sock, socket, sndbuf), + ?SEV_IPRINT("SndBuf is ~p (needs atleast ~p)", + [SndSz, 16+size(Msg)]), + if (SndSz < size(Msg)) -> + case socket:setopt(Sock, + socket, sndbuf, 1024+size(Msg)) of + ok -> + ok; + {error, enobufs} -> + skip({failed_change, sndbuf}); + {error, Reason2} -> + ?FAIL({sndbuf, Reason2}) + end; + true -> + ok + end, + ok = socket:setopt(Sock, otp, rcvbuf, {12, 1024}) + end, + traffic_ping_pong_send_and_receive_tcp2(InitState#{buf_init => Fun}). + +traffic_ping_pong_send_and_receive_tcp2(InitState) -> + ServerSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "create listen socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + {ok, State#{lsock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{lsock := LSock, local_sa := LSA} = State) -> + case socket:bind(LSock, LSA) of + {ok, Port} -> + {ok, State#{lport => Port}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "maybe init buffers", + cmd => fun(#{lsock := LSock, buf_init := BufInit} = _State) -> + BufInit(LSock) + end}, + #{desc => "make listen socket", + cmd => fun(#{lsock := LSock}) -> + socket:listen(LSock) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, local_sa := LSA, lport := Port}) -> + ServerSA = LSA#{port => Port}, + ?SEV_ANNOUNCE_READY(Tester, init, ServerSA), + ok + end}, + + %% The actual test + #{desc => "await continue (accept)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, accept) + end}, + #{desc => "accept", + cmd => fun(#{lsock := LSock} = State) -> + case socket:accept(LSock) of + {ok, Sock} -> + {ok, State#{csock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "create handler", + cmd => fun(State) -> + Handler = tpp_tcp_handler_create(), + ?SEV_IPRINT("handler created: ~p", [Handler]), + {ok, State#{handler => Handler}} + end}, + #{desc => "monitor handler", + cmd => fun(#{handler := Handler} = _State) -> + _MRef = erlang:monitor(process, Handler), + ok + end}, + #{desc => "transfer connection socket ownership to handler", + cmd => fun(#{handler := Handler, csock := Sock} = _State) -> + socket:setopt(Sock, otp, controlling_process, Handler) + end}, + #{desc => "start handler", + cmd => fun(#{handler := Handler, + csock := Sock, + send := Send, + recv := Recv} = _State) -> + ?SEV_ANNOUNCE_START(Handler, {Sock, Send, Recv}), + ok + end}, + #{desc => "await handler ready (init)", + cmd => fun(#{tester := Tester, + handler := Handler} = State) -> + case ?SEV_AWAIT_READY(Handler, handler, init, + [{tester, Tester}]) of + ok -> + {ok, maps:remove(csock, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (accept)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, accept), + ok + end}, + #{desc => "await continue (recv)", + cmd => fun(#{tester := Tester, + handler := Handler} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, recv, + [{handler, Handler}]) + end}, + #{desc => "order handler to recv", + cmd => fun(#{handler := Handler} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Handler, recv), + ok + end}, + #{desc => "await handler ready (recv)", + cmd => fun(#{tester := Tester, + handler := Handler} = State) -> + case ?SEV_AWAIT_READY(Handler, handler, recv, + [{tester, Tester}]) of + {ok, Result} -> + %% ?SEV_IPRINT("Result: ~p", [Result]), + {ok, State#{result => Result}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (recv)", + cmd => fun(#{tester := Tester, + result := Result} = State) -> + ?SEV_ANNOUNCE_READY(Tester, recv, Result), + {ok, maps:remove(result, State)} + end}, + + %% Termination + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "stop handler", + cmd => fun(#{handler := Handler}) -> + ?SEV_ANNOUNCE_TERMINATE(Handler), + ok + end}, + #{desc => "await handler termination", + cmd => fun(#{handler := Handler} = State) -> + ?SEV_AWAIT_TERMINATION(Handler), + State1 = maps:remove(handler, State), + {ok, State1} + end}, + #{desc => "close listen socket", + cmd => fun(#{lsock := Sock} = State) -> + (catch socket:close(Sock)), + {ok, maps:remove(lsock, State)} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + ClientSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + {Tester, ServerSA} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, + server_sa => ServerSA}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "create node", + cmd => fun(#{host := Host} = State) -> + case start_node(Host, client) of + {ok, Node} -> + ?SEV_IPRINT("(remote) client node ~p started", + [Node]), + {ok, State#{node => Node}}; + {error, Reason, _} -> + {error, Reason} + end + end}, + #{desc => "monitor client node", + cmd => fun(#{node := Node} = _State) -> + true = erlang:monitor_node(Node, true), + ok + end}, + #{desc => "create remote client", + cmd => fun(#{node := Node} = State) -> + Pid = tpp_tcp_client_create(Node), + ?SEV_IPRINT("remote client created: ~p", [Pid]), + {ok, State#{rclient => Pid}} + end}, + #{desc => "monitor remote client", + cmd => fun(#{rclient := Pid}) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "order remote client to start", + cmd => fun(#{rclient := RClient, + server_sa := ServerSA, + buf_init := BufInit, + send := Send, + recv := Recv}) -> + ?SEV_ANNOUNCE_START(RClient, + {ServerSA, BufInit, Send, Recv}), + ok + end}, + #{desc => "await remote client ready", + cmd => fun(#{tester := Tester, + rclient := RClient} = _State) -> + ?SEV_AWAIT_READY(RClient, rclient, init, + [{tester, Tester}]) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + %% The actual test + #{desc => "await continue (connect)", + cmd => fun(#{tester := Tester, + rclient := RClient} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, connect, + [{rclient, RClient}]), + ok + end}, + #{desc => "order remote client to continue (connect)", + cmd => fun(#{rclient := RClient}) -> + ?SEV_ANNOUNCE_CONTINUE(RClient, connect), + ok + end}, + #{desc => "await remote client ready (connect)", + cmd => fun(#{tester := Tester, + rclient := RClient} = _State) -> + ?SEV_AWAIT_READY(RClient, rclient, connect, + [{tester, Tester}]) + end}, + #{desc => "announce ready (connect)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, connect), + ok + end}, + #{desc => "await continue (send)", + cmd => fun(#{tester := Tester, + rclient := RClient} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, + send, + [{rclient, RClient}]) + end}, + #{desc => "order remote client to continue (send)", + cmd => fun(#{rclient := RClient, + msg := Msg, + num := Num} = State) -> + Data = {Msg, Num}, + ?SEV_ANNOUNCE_CONTINUE(RClient, send, Data), + {ok, maps:remove(data, State)} + end}, + #{desc => "await remote client ready (send)", + cmd => fun(#{tester := Tester, + rclient := RClient} = State) -> + case ?SEV_AWAIT_READY(RClient, rclient, send, + [{tester, Tester}]) of + {ok, Result} -> + %% ?SEV_IPRINT("remote client result: " + %% "~n ~p", [Result]), + {ok, State#{result => Result}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (send)", + cmd => fun(#{tester := Tester, result := Result} = State) -> + ?SEV_ANNOUNCE_READY(Tester, send, Result), + {ok, maps:remove(result, State)} + end}, + + %% Termination + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester, + rclient := RClient} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester, + [{rclient, RClient}]) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "stop remote client", + cmd => fun(#{rclient := RClient}) -> + ?SEV_ANNOUNCE_TERMINATE(RClient), + ok + end}, + #{desc => "await remote client termination", + cmd => fun(#{rclient := RClient} = State) -> + ?SEV_AWAIT_TERMINATION(RClient), + State1 = maps:remove(rclient, State), + {ok, State1} + end}, + #{desc => "stop client node", + cmd => fun(#{node := Node} = _State) -> + stop_node(Node) + end}, + #{desc => "await client node termination", + cmd => fun(#{node := Node} = State) -> + receive + {nodedown, Node} -> + {ok, maps:remove(node, State)} + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor server", + cmd => fun(#{server := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor client", + cmd => fun(#{client := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + + %% Start the server + #{desc => "order server start", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid), + ok + end}, + #{desc => "await server ready (init)", + cmd => fun(#{server := Pid} = State) -> + {ok, ServerSA} = ?SEV_AWAIT_READY(Pid, server, init), + {ok, State#{server_sa => ServerSA}} + end}, + + %% Start the client + #{desc => "order client start", + cmd => fun(#{client := Pid, + server_sa := ServerSA} = _State) -> + ?SEV_ANNOUNCE_START(Pid, ServerSA), + ok + end}, + #{desc => "await client ready (init)", + cmd => fun(#{client := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, client, init) + end}, + + %% The actual test + #{desc => "order server continue (accept)", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, accept), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order client continue (connect)", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, connect), + ok + end}, + #{desc => "await server ready (accept)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + ?SEV_AWAIT_READY(Server, server, accept, + [{client, Client}]), + ok + end}, + #{desc => "await client ready (connect)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + ?SEV_AWAIT_READY(Client, client, connect, + [{server, Server}]) + end}, + #{desc => "order server continue (recv)", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order client continue (send)", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, send), + ok + end}, + #{desc => "await client ready (send)", + cmd => fun(#{server := Server, + client := Client} = State) -> + case ?SEV_AWAIT_READY(Client, client, send, + [{server, Server}]) of + {ok, {_, _, _, _} = Result} -> + ?SEV_IPRINT("client result: " + "~n ~p", [Result]), + {ok, State#{client_result => Result}}; + {ok, BadResult} -> + ?SEV_EPRINT("client result: " + "~n ~p", [BadResult]), + {error, {invalid_client_result, BadResult}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await server ready (recv)", + cmd => fun(#{server := Server, + client := Client, + num := Num} = State) -> + case ?SEV_AWAIT_READY(Server, server, recv, + [{client, Client}]) of + {ok, {Num, _, _, _, _} = Result} -> + ?SEV_IPRINT("server result: " + "~n ~p", [Result]), + Result2 = erlang:delete_element(1, Result), + {ok, State#{server_result => Result2}}; + {ok, BadResult} -> + ?SEV_EPRINT("bad server result: " + "~n ~p", [BadResult]), + {error, {invalid_server_result, BadResult}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "present result", + cmd => fun(#{server_result := SRes, + client_result := CRes, + num := Num} = State) -> + {SSent, SReceived, SStart, SStop} = SRes, + {CSent, CReceived, CStart, CStop} = CRes, + STime = tdiff(SStart, SStop), + CTime = tdiff(CStart, CStop), + %% Note that the sizes we are counting is only + %% the "data" part of the messages. There is also + %% fixed header for each message, which of cource + %% is small for the large messages, but comparatively + %% big for the small messages! + ?SEV_IPRINT("Results: ~w messages exchanged" + "~n Server: ~w msec" + "~n ~.2f msec/message (roundtrip)" + "~n ~.2f messages/msec (roundtrip)" + "~n ~w bytes/msec sent" + "~n ~w bytes/msec received" + "~n Client: ~w msec" + "~n ~.2f msec/message (roundtrip)" + "~n ~.2f messages/msec (roundtrip)" + "~n ~w bytes/msec sent" + "~n ~w bytes/msec received", + [Num, + STime, + STime / Num, + Num / STime, + SSent div STime, + SReceived div STime, + CTime, + CTime / Num, + Num / CTime, + CSent div CTime, + CReceived div CTime]), + State1 = maps:remove(server_result, State), + State2 = maps:remove(client_result, State1), + {ok, State2} + end}, + + %% Terminations + #{desc => "order client to terminate", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await client termination", + cmd => fun(#{client := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(client, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order server to terminate", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await server termination", + cmd => fun(#{server := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(server, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + i("start server evaluator"), + ServerInitState = #{domain => maps:get(domain, InitState), + recv => maps:get(recv, InitState), + send => maps:get(send, InitState), + buf_init => maps:get(buf_init, InitState)}, + Server = ?SEV_START("server", ServerSeq, ServerInitState), + + i("start client evaluator(s)"), + ClientInitState = InitState#{host => local_host()}, + Client = ?SEV_START("client", ClientSeq, ClientInitState), + + i("start 'tester' evaluator"), + TesterInitState = #{server => Server#ev.pid, + client => Client#ev.pid, + num => maps:get(num, InitState)}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator"), + ok = ?SEV_AWAIT_FINISH([Server, Client, Tester]). + + +tpp_tcp_handler_create() -> + Self = self(), + erlang:spawn(fun() -> tpp_tcp_handler(Self) end). + +tpp_tcp_handler(Parent) -> + tpp_tcp_handler_init(Parent), + {Sock, Send, Recv} = tpp_tcp_handler_await_start(Parent), + tpp_tcp_handler_announce_ready(Parent, init), + tpp_tcp_handler_await_continue(Parent, recv), + Result = tpp_tcp_handler_msg_exchange(Sock, Send, Recv), + tpp_tcp_handler_announce_ready(Parent, recv, Result), + Reason = tpp_tcp_handler_await_terminate(Parent), + ?SEV_IPRINT("terminating"), + exit(Reason). + +tpp_tcp_handler_init(Parent) -> + put(sname, "handler"), + ?SEV_IPRINT("init"), + _MRef = erlang:monitor(process, Parent), + ok. + +tpp_tcp_handler_await_start(Parent) -> + ?SEV_IPRINT("await start"), + ?SEV_AWAIT_START(Parent). + +tpp_tcp_handler_announce_ready(Parent, Slogan) -> + ?SEV_IPRINT("announce ready (~p)", [Slogan]), + ?SEV_ANNOUNCE_READY(Parent, Slogan). +tpp_tcp_handler_announce_ready(Parent, Slogan, Extra) -> + ?SEV_IPRINT("announce ready (~p)", [Slogan]), + ?SEV_ANNOUNCE_READY(Parent, Slogan, Extra). + +tpp_tcp_handler_await_continue(Parent, Slogan) -> + ?SEV_IPRINT("await continue (~p)", [Slogan]), + case ?SEV_AWAIT_CONTINUE(Parent, parent, Slogan) of + ok -> + %% ?SEV_IPRINT("continue (~p): ok", [Slogan]), + ok; + {error, Reason} -> + ?SEV_EPRINT("continue (~p): error" + "~n ~p", [Slogan, Reason]), + exit({continue, Slogan, Reason}) + end. + +tpp_tcp_handler_await_terminate(Parent) -> + ?SEV_IPRINT("await terminate"), + case ?SEV_AWAIT_TERMINATE(Parent, parent) of + ok -> + ok; + {error, Reason} -> + Reason + end. + +tpp_tcp_handler_msg_exchange(Sock, Send, Recv) -> + tpp_tcp_handler_msg_exchange_loop(Sock, Send, Recv, 0, 0, 0, undefined). + +tpp_tcp_handler_msg_exchange_loop(Sock, Send, Recv, N, Sent, Received, Start) -> + %% ?SEV_IPRINT("[~w] try receive", [N]), + case tpp_tcp_recv_req(Sock, Recv) of + {ok, Msg, RecvSz} -> + NewStart = if (Start =:= undefined) -> ?LIB:timestamp(); + true -> Start end, + %% ?SEV_IPRINT("[~w] received - now try send", [N]), + case tpp_tcp_send_rep(Sock, Send, Msg) of + {ok, SendSz} -> + tpp_tcp_handler_msg_exchange_loop(Sock, Send, Recv, + N+1, + Sent+SendSz, + Received+RecvSz, + NewStart); + {error, SReason} -> + ?SEV_EPRINT("send (~w): ~p", [N, SReason]), + exit({send, SReason, N}) + end; + %% {error, timeout} -> + %% ?SEV_IPRINT("timeout(~w) - try again", [N]), + %% case Send(Sock, list_to_binary("ping")) of + %% ok -> + %% exit({'ping-send', ok, N}); + %% {error, Reason} -> + %% exit({'ping-send', Reason, N}) + %% end; + {error, closed} -> + ?SEV_IPRINT("closed - we are done: ~w, ~w, ~w", [N, Sent, Received]), + Stop = ?LIB:timestamp(), + {N, Sent, Received, Start, Stop}; + {error, RReason} -> + ?SEV_EPRINT("recv (~w): ~p", [N, RReason]), + exit({recv, RReason, N}) + end. + +%% The (remote) client process + +tpp_tcp_client_create(Node) -> + Self = self(), + Fun = fun() -> tpp_tcp_client(Self) end, + erlang:spawn(Node, Fun). + +tpp_tcp_client(Parent) -> + tpp_tcp_client_init(Parent), + {ServerSA, BufInit, Send, Recv} = tpp_tcp_client_await_start(Parent), + Domain = maps:get(family, ServerSA), + Sock = tpp_tcp_client_sock_open(Domain, BufInit), + tpp_tcp_client_sock_bind(Sock, Domain), + tpp_tcp_client_announce_ready(Parent, init), + tpp_tcp_client_await_continue(Parent, connect), + tpp_tcp_client_sock_connect(Sock, ServerSA), + tpp_tcp_client_announce_ready(Parent, connect), + {InitMsg, Num} = tpp_tcp_client_await_continue(Parent, send), + Result = tpp_tcp_client_msg_exchange(Sock, Send, Recv, InitMsg, Num), + tpp_tcp_client_announce_ready(Parent, send, Result), + Reason = tpp_tcp_client_await_terminate(Parent), + tpp_tcp_client_sock_close(Sock), + ?SEV_IPRINT("terminating"), + exit(Reason). + +tpp_tcp_client_init(Parent) -> + put(sname, "rclient"), + ?SEV_IPRINT("init"), + _MRef = erlang:monitor(process, Parent), + ok. + +tpp_tcp_client_await_start(Parent) -> + ?SEV_IPRINT("await start"), + ?SEV_AWAIT_START(Parent). + +tpp_tcp_client_announce_ready(Parent, Slogan) -> + ?SEV_IPRINT("announce ready (~p)", [Slogan]), + ?SEV_ANNOUNCE_READY(Parent, Slogan). +tpp_tcp_client_announce_ready(Parent, Slogan, Extra) -> + ?SEV_IPRINT("announce ready (~p): ~p", [Slogan, Extra]), + ?SEV_ANNOUNCE_READY(Parent, Slogan, Extra). + +tpp_tcp_client_await_continue(Parent, Slogan) -> + ?SEV_IPRINT("await continue (~p)", [Slogan]), + case ?SEV_AWAIT_CONTINUE(Parent, parent, Slogan) of + ok -> + ?SEV_IPRINT("continue (~p): ok", [Slogan]), + ok; + {ok, Data} -> + ?SEV_IPRINT("continue (~p): ok with data", [Slogan]), + Data; + {error, Reason} -> + ?SEV_EPRINT("continue (~p): error" + "~n ~p", [Slogan, Reason]), + exit({continue, Slogan, Reason}) + end. + +tpp_tcp_client_await_terminate(Parent) -> + ?SEV_IPRINT("await terminate"), + case ?SEV_AWAIT_TERMINATE(Parent, parent) of + ok -> + ok; + {error, Reason} -> + Reason + end. + +tpp_tcp_client_msg_exchange(Sock, Send, Recv, InitMsg, Num) -> + Start = ?LIB:timestamp(), + tpp_tcp_client_msg_exchange_loop(Sock, Send, Recv, InitMsg, + Num, 0, 0, 0, Start). + +tpp_tcp_client_msg_exchange_loop(Sock, _Send, _Recv, _Msg, + Num, Num, Sent, Received, + Start) -> + Stop = ?LIB:timestamp(), + case socket:close(Sock) of + ok -> + {Sent, Received, Start, Stop}; + {error, Reason} -> + exit({failed_closing, Reason}) + end; +tpp_tcp_client_msg_exchange_loop(Sock, Send, Recv, Data, + Num, N, Sent, Received, Start) -> + %% d("tpp_tcp_client_msg_exchange_loop(~w,~w) try send", [Num,N]), + case tpp_tcp_send_req(Sock, Send, Data) of + {ok, SendSz} -> + %% d("tpp_tcp_client_msg_exchange_loop(~w,~w) sent - " + %% "now try recv", [Num,N]), + case tpp_tcp_recv_rep(Sock, Recv) of + {ok, NewData, RecvSz} -> + tpp_tcp_client_msg_exchange_loop(Sock, Send, Recv, + NewData, Num, N+1, + Sent+SendSz, + Received+RecvSz, + Start); + {error, RReason} -> + ?SEV_EPRINT("recv (~w of ~w): ~p", [N, Num, RReason]), + exit({recv, RReason, N}) + end; + {error, SReason} -> + ?SEV_EPRINT("send (~w of ~w): ~p", [N, Num, SReason]), + exit({send, SReason, N}) + end. + +tpp_tcp_client_sock_open(Domain, BufInit) -> + case socket:open(Domain, stream, tcp) of + {ok, Sock} -> + ok = BufInit(Sock), + Sock; + {error, Reason} -> + exit({open_failed, Reason}) + end. + +tpp_tcp_client_sock_bind(Sock, Domain) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, + addr => LAddr}, + case socket:bind(Sock, LSA) of + {ok, _} -> + ok; + {error, Reason} -> + exit({bind, Reason}) + end. + +tpp_tcp_client_sock_connect(Sock, ServerSA) -> + case socket:connect(Sock, ServerSA) of + ok -> + ok; + {error, Reason} -> + exit({connect, Reason}) + end. + +tpp_tcp_client_sock_close(Sock) -> + case socket:close(Sock) of + ok -> + ok; + {error, Reason} -> + exit({close, Reason}) + end. + +-define(TPP_REQUEST, 1). +-define(TPP_REPLY, 2). + +tpp_tcp_recv_req(Sock, Recv) -> + tpp_tcp_recv(Sock, Recv, ?TPP_REQUEST). + +tpp_tcp_recv_rep(Sock, Recv) -> + tpp_tcp_recv(Sock, Recv, ?TPP_REPLY). + +tpp_tcp_recv(Sock, Recv, Tag) -> + case Recv(Sock, 0) of + {ok, <<Tag:32/integer, Sz:32/integer, Data/binary>> = Msg} + when (Sz =:= size(Data)) -> + %% We got it all + {ok, Data, size(Msg)}; + {ok, <<Tag:32/integer, Sz:32/integer, Data/binary>> = Msg} -> + Remains = Sz - size(Data), + tpp_tcp_recv(Sock, Recv, Tag, Remains, size(Msg), [Data]); + {ok, <<Tag:32/integer, _/binary>>} -> + {error, {invalid_msg_tag, Tag}}; + {error, _} = ERROR -> + ERROR + end. + +tpp_tcp_recv(Sock, Recv, Tag, Remaining, AccSz, Acc) -> + case Recv(Sock, Remaining) of + {ok, Data} when (Remaining =:= size(Data)) -> + %% We got the rest + TotSz = AccSz + size(Data), + {ok, erlang:iolist_to_binary(lists:reverse([Data | Acc])), TotSz}; + {ok, Data} when (Remaining > size(Data)) -> + tpp_tcp_recv(Sock, Recv, Tag, + Remaining - size(Data), AccSz + size(Data), + [Data | Acc]); + {error, _} = ERROR -> + ERROR + end. + + +tpp_tcp_send_req(Sock, Send, Data) -> + tpp_tcp_send(Sock, Send, ?TPP_REQUEST, Data). + +tpp_tcp_send_rep(Sock, Send, Data) -> + tpp_tcp_send(Sock, Send, ?TPP_REPLY, Data). + +tpp_tcp_send(Sock, Send, Tag, Data) -> + DataSz = size(Data), + Msg = <<Tag:32/integer, DataSz:32/integer, Data/binary>>, + tpp_tcp_send_msg(Sock, Send, Msg, 0). + +tpp_tcp_send_msg(Sock, Send, Msg, AccSz) when is_binary(Msg) -> + case Send(Sock, Msg) of + ok -> + {ok, AccSz+size(Msg)}; + {ok, Rest} -> % This is an IOVec + RestBin = list_to_binary(Rest), + tpp_tcp_send_msg(Sock, Send, RestBin, AccSz+(size(Msg)-size(RestBin))); + {error, _} = ERROR -> + ERROR + end. + + +%% size_of_data(Data) when is_binary(Data) -> +%% size(Data); +%% size_of_data(Data) when is_list(Data) -> +%% size_of_iovec(Data, 0). + +%% size_of_iovec([], Sz) -> +%% Sz; +%% size_of_iovec([B|IOVec], Sz) -> +%% size_of_iovec(IOVec, Sz+size(B)). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +%% Ping-Pong for UDP + +traffic_ping_pong_sendto_and_recvfrom_udp(InitState) -> + Send = fun(Sock, Data, Dest) -> + socket:sendto(Sock, Data, Dest) + end, + Recv = fun(Sock, Sz) -> + socket:recvfrom(Sock, Sz) + end, + InitState2 = InitState#{send => Send, % Send function + recv => Recv % Receive function + }, + traffic_ping_pong_send_and_receive_udp(InitState2). + +traffic_ping_pong_sendmsg_and_recvmsg_udp(InitState) -> + Send = fun(Sock, Data, Dest) when is_binary(Data) -> + MsgHdr = #{addr => Dest, iov => [Data]}, + socket:sendmsg(Sock, MsgHdr); + (Sock, Data, Dest) when is_list(Data) -> %% We assume iovec... + MsgHdr = #{addr => Dest, iov => Data}, + socket:sendmsg(Sock, MsgHdr) + end, + Recv = fun(Sock, Sz) -> + case socket:recvmsg(Sock, Sz, 0) of + {ok, #{addr := Source, + iov := [Data]}} -> + {ok, {Source, Data}}; + {error, _} = ERROR -> + ERROR + end + end, + InitState2 = InitState#{send => Send, % Send function + recv => Recv % Receive function + }, + traffic_ping_pong_send_and_receive_udp(InitState2). + + +traffic_ping_pong_send_and_receive_udp(#{msg := Msg} = InitState) -> + Fun = fun(Sock) -> + {ok, RcvSz} = socket:getopt(Sock, socket, rcvbuf), + if (RcvSz =< (8+size(Msg))) -> + i("adjust socket rcvbuf buffer size"), + ok = socket:setopt(Sock, socket, rcvbuf, 1024+size(Msg)); + true -> + ok + end, + {ok, SndSz} = socket:getopt(Sock, socket, sndbuf), + if (SndSz =< (8+size(Msg))) -> + i("adjust socket sndbuf buffer size"), + ok = socket:setopt(Sock, socket, sndbuf, 1024+size(Msg)); + true -> + ok + end, + {ok, OtpRcvBuf} = socket:getopt(Sock, otp, rcvbuf), + if + (OtpRcvBuf =< (8+size(Msg))) -> + i("adjust otp rcvbuf buffer size"), + ok = socket:setopt(Sock, otp, rcvbuf, 1024+size(Msg)); + true -> + ok + end + end, + traffic_ping_pong_send_and_receive_udp2(InitState#{buf_init => Fun}). + +traffic_ping_pong_send_and_receive_udp2(InitState) -> + ServerSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "which local address", + cmd => fun(#{domain := Domain} = State) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, addr => LAddr}, + {ok, State#{local_sa => LSA}} + end}, + #{desc => "create listen socket", + cmd => fun(#{domain := Domain} = State) -> + case socket:open(Domain, dgram, udp) of + {ok, Sock} -> + {ok, State#{sock => Sock}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "bind to local address", + cmd => fun(#{sock := Sock, local_sa := LSA} = State) -> + case socket:bind(Sock, LSA) of + {ok, Port} -> + {ok, State#{port => Port}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "maybe init buffers", + cmd => fun(#{sock := Sock, buf_init := BufInit} = _State) -> + BufInit(Sock) + end}, + #{desc => "create handler", + cmd => fun(State) -> + Handler = tpp_udp_server_handler_create(), + ?SEV_IPRINT("handler created: ~p", [Handler]), + {ok, State#{handler => Handler}} + end}, + #{desc => "monitor handler", + cmd => fun(#{handler := Handler} = _State) -> + _MRef = erlang:monitor(process, Handler), + ok + end}, + #{desc => "start handler", + cmd => fun(#{handler := Handler, + sock := Sock, + send := Send, + recv := Recv} = _State) -> + ?SEV_ANNOUNCE_START(Handler, {Sock, Send, Recv}), + ok + end}, + #{desc => "await handler ready (init)", + cmd => fun(#{tester := Tester, + handler := Handler} = State) -> + case ?SEV_AWAIT_READY(Handler, handler, init, + [{tester, Tester}]) of + ok -> + {ok, maps:remove(csock, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, local_sa := LSA, port := Port}) -> + ServerSA = LSA#{port => Port}, + ?SEV_ANNOUNCE_READY(Tester, init, ServerSA), + ok + end}, + + %% The actual test + #{desc => "await continue (recv)", + cmd => fun(#{tester := Tester, + handler := Handler} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, recv, + [{handler, Handler}]) + end}, + #{desc => "order handler to recv", + cmd => fun(#{handler := Handler} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Handler, recv), + ok + end}, + #{desc => "await continue (close)", + cmd => fun(#{tester := Tester, + handler := Handler} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, close, + [{handler, Handler}]) + end}, + + ?SEV_SLEEP(?SECS(1)), + + #{desc => "close socket", + cmd => fun(#{sock := Sock} = State) -> + %% socket:setopt(Sock, otp, debug, true), + case socket:close(Sock) of + ok -> + {ok, maps:remove(sock, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (close)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_ANNOUNCE_READY(Tester, close), + ok + end}, + #{desc => "await handler ready (recv)", + cmd => fun(#{tester := Tester, + handler := Handler} = State) -> + case ?SEV_AWAIT_READY(Handler, handler, recv, + [{tester, Tester}]) of + {ok, Result} -> + %% ?SEV_IPRINT("Result: ~p", [Result]), + {ok, State#{result => Result}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (recv)", + cmd => fun(#{tester := Tester, + result := Result} = State) -> + ?SEV_ANNOUNCE_READY(Tester, recv, Result), + {ok, maps:remove(result, State)} + end}, + + %% Termination + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "stop handler", + cmd => fun(#{handler := Handler}) -> + ?SEV_ANNOUNCE_TERMINATE(Handler), + ok + end}, + #{desc => "await handler termination", + cmd => fun(#{handler := Handler} = State) -> + ?SEV_AWAIT_TERMINATION(Handler), + State1 = maps:remove(handler, State), + {ok, State1} + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + ClientSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + {Tester, ServerSA} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, + server_sa => ServerSA}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + %% *** Init part *** + #{desc => "create node", + cmd => fun(#{host := Host} = State) -> + case start_node(Host, client) of + {ok, Node} -> + ?SEV_IPRINT("(remote) client node ~p started", + [Node]), + {ok, State#{node => Node}}; + {error, Reason, _} -> + {error, Reason} + end + end}, + #{desc => "monitor client node", + cmd => fun(#{node := Node} = _State) -> + true = erlang:monitor_node(Node, true), + ok + end}, + #{desc => "create (remote) handler", + cmd => fun(#{node := Node} = State) -> + Pid = tpp_udp_client_handler_create(Node), + ?SEV_IPRINT("handler created: ~p", [Pid]), + {ok, State#{handler => Pid}} + end}, + #{desc => "monitor remote handler", + cmd => fun(#{handler := Pid}) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "order remote handler to start", + cmd => fun(#{handler := Handler, + server_sa := ServerSA, + buf_init := BufInit, + send := Send, + recv := Recv}) -> + ?SEV_ANNOUNCE_START(Handler, + {ServerSA, BufInit, Send, Recv}), + ok + end}, + #{desc => "await (remote) handler ready", + cmd => fun(#{tester := Tester, + handler := Handler} = _State) -> + ?SEV_AWAIT_READY(Handler, handler, init, + [{tester, Tester}]) + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + %% The actual test + #{desc => "await continue (send)", + cmd => fun(#{tester := Tester, + handler := Handler} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, + send, + [{handler, Handler}]) + end}, + #{desc => "order handler to continue (send)", + cmd => fun(#{handler := Handler, + msg := Msg, + num := Num} = State) -> + Data = {Msg, Num}, + ?SEV_ANNOUNCE_CONTINUE(Handler, send, Data), + {ok, maps:remove(data, State)} + end}, + #{desc => "await remote handler ready (send)", + cmd => fun(#{tester := Tester, + handler := Handler} = State) -> + case ?SEV_AWAIT_READY(Handler, handler, send, + [{tester, Tester}]) of + {ok, Result} -> + %% ?SEV_IPRINT("remote client result: " + %% "~n ~p", [Result]), + {ok, State#{result => Result}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (send)", + cmd => fun(#{tester := Tester, result := Result} = State) -> + ?SEV_ANNOUNCE_READY(Tester, send, Result), + {ok, maps:remove(result, State)} + end}, + + %% Termination + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester, + handler := Handler} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester, + [{handler, Handler}]) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "stop (remote) handler", + cmd => fun(#{handler := Handler}) -> + ?SEV_ANNOUNCE_TERMINATE(Handler), + ok + end}, + #{desc => "await (remote) handler termination", + cmd => fun(#{handler := Handler} = State) -> + ?SEV_AWAIT_TERMINATION(Handler), + State1 = maps:remove(handler, State), + {ok, State1} + end}, + #{desc => "stop client node", + cmd => fun(#{node := Node} = _State) -> + stop_node(Node) + end}, + #{desc => "await client node termination", + cmd => fun(#{node := Node} = State) -> + receive + {nodedown, Node} -> + {ok, maps:remove(node, State)} + end + end}, + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor server", + cmd => fun(#{server := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor client", + cmd => fun(#{client := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + + %% Start the server + #{desc => "order server start", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid), + ok + end}, + #{desc => "await server ready (init)", + cmd => fun(#{server := Pid} = State) -> + {ok, ServerSA} = ?SEV_AWAIT_READY(Pid, server, init), + {ok, State#{server_sa => ServerSA}} + end}, + + %% Start the client + #{desc => "order client start", + cmd => fun(#{client := Pid, + server_sa := ServerSA} = _State) -> + ?SEV_ANNOUNCE_START(Pid, ServerSA), + ok + end}, + #{desc => "await client ready (init)", + cmd => fun(#{client := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, client, init) + end}, + + %% The actual test + #{desc => "order server continue (recv)", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, recv), + ok + end}, + ?SEV_SLEEP(?SECS(1)), + #{desc => "order client continue (send)", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, send), + ok + end}, + #{desc => "await client ready (send)", + cmd => fun(#{server := Server, + client := Client} = State) -> + case ?SEV_AWAIT_READY(Client, client, send, + [{server, Server}]) of + {ok, {_, _, _, _} = Result} -> + ?SEV_IPRINT("client result: " + "~n ~p", [Result]), + {ok, State#{client_result => Result}}; + {ok, BadResult} -> + ?SEV_EPRINT("client result: " + "~n ~p", [BadResult]), + {error, {invalid_client_result, BadResult}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order server continue (close)", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Pid, close), + ok + end}, + #{desc => "await server ready (close)", + cmd => fun(#{server := Pid} = _State) -> + ok = ?SEV_AWAIT_READY(Pid, server, close) + end}, + %% Because of the way we control the server, there is no real + %% point in collecting statistics from it (the time will include + %% our communication with it). + #{desc => "await server ready (recv)", + cmd => fun(#{server := Server, + client := Client} = _State) -> + case ?SEV_AWAIT_READY(Server, server, recv, + [{client, Client}]) of + {ok, _Result} -> + ok; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "present result", + cmd => fun(#{client_result := CRes, + num := Num} = State) -> + {CSent, CReceived, CStart, CStop} = CRes, + CTime = tdiff(CStart, CStop), + %% Note that the sizes we are counting is only + %% the "data" part of the messages. There is also + %% fixed header for each message, which of cource + %% is small for the large messages, but comparatively + %% big for the small messages! + ?SEV_IPRINT("Results: ~w messages exchanged" + "~n Client: ~w msec" + "~n ~.2f msec/message (roundtrip)" + "~n ~.2f messages/msec (roundtrip)" + "~n ~w bytes/msec sent" + "~n ~w bytes/msec received", + [Num, + CTime, + CTime / Num, + Num / CTime, + CSent div CTime, + CReceived div CTime]), + State1 = maps:remove(client_result, State), + {ok, State1} + end}, + + %% Terminations + #{desc => "order client to terminate", + cmd => fun(#{client := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await client termination", + cmd => fun(#{client := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(client, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "order server to terminate", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Pid), + ok + end}, + #{desc => "await server termination", + cmd => fun(#{server := Pid} = State) -> + case ?SEV_AWAIT_TERMINATION(Pid) of + ok -> + State1 = maps:remove(server, State), + {ok, State1}; + {error, _} = ERROR -> + ERROR + end + end}, + + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + + i("start server evaluator"), + ServerInitState = #{domain => maps:get(domain, InitState), + recv => maps:get(recv, InitState), + send => maps:get(send, InitState), + buf_init => maps:get(buf_init, InitState)}, + Server = ?SEV_START("server", ServerSeq, ServerInitState), + + i("start client evaluator(s)"), + ClientInitState = InitState#{host => local_host()}, + Client = ?SEV_START("client", ClientSeq, ClientInitState), + + i("start 'tester' evaluator"), + TesterInitState = #{server => Server#ev.pid, + client => Client#ev.pid, + num => maps:get(num, InitState)}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator"), + ok = ?SEV_AWAIT_FINISH([Server, Client, Tester]). + + + +%% Server side handler process +%% We don't actually need a separate process for this socket, +%% but we do it anyway to simplify the sequence. +tpp_udp_server_handler_create() -> + Self = self(), + erlang:spawn(fun() -> tpp_udp_server_handler(Self) end). + +tpp_udp_server_handler(Parent) -> + tpp_udp_server_handler_init(Parent), + {Sock, Send, Recv} = tpp_udp_handler_await_start(Parent), + tpp_udp_handler_announce_ready(Parent, init), + tpp_udp_handler_await_continue(Parent, recv), + Result = tpp_udp_server_handler_msg_exchange(Sock, Send, Recv), + tpp_udp_handler_announce_ready(Parent, recv, Result), + Reason = tpp_udp_handler_await_terminate(Parent), + ?SEV_IPRINT("terminating"), + exit(Reason). + +tpp_udp_server_handler_init(Parent) -> + put(sname, "shandler"), + ?SEV_IPRINT("init"), + _MRef = erlang:monitor(process, Parent), + ok. + +tpp_udp_server_handler_msg_exchange(Sock, Send, Recv) -> + tpp_udp_server_handler_msg_exchange_loop(Sock, Send, Recv, + 0, 0, 0, undefined). + +tpp_udp_server_handler_msg_exchange_loop(Sock, Send, Recv, + N, Sent, Received, Start) -> + %% ?SEV_IPRINT("[~w] try receive", [N]), + %% if + %% (N =:= (?TPP_SMALL_NUM-2)) -> + %% ?SEV_IPRINT("[~w] try receive", [N]), + %% socket:setopt(Sock, otp, debug, true); + %% true -> ok + %% end, + try tpp_udp_recv_req(Sock, Recv) of + {ok, Msg, RecvSz, From} -> + NewStart = if (Start =:= undefined) -> ?LIB:timestamp(); + true -> Start end, + %% ?SEV_IPRINT("[~w] received - now try send", [N]), + try tpp_udp_send_rep(Sock, Send, Msg, From) of + {ok, SendSz} -> + tpp_udp_server_handler_msg_exchange_loop(Sock, Send, Recv, + N+1, + Sent+SendSz, + Received+RecvSz, + NewStart); + {error, SReason} -> + ?SEV_EPRINT("send (~w): ~p", [N, SReason]), + exit({send, SReason, N}) + catch + SC:SE:SS -> + exit({send, {SC, SE, SS}, N}) + end; + {error, closed} -> + ?SEV_IPRINT("closed - we are done: ~w, ~w, ~w", + [N, Sent, Received]), + Stop = ?LIB:timestamp(), + {N, Sent, Received, Start, Stop}; + {error, RReason} -> + ?SEV_EPRINT("recv (~w): ~p", [N, RReason]), + exit({recv, RReason, N}) + catch + RC:RE:RS -> + exit({recv, {RC, RE, RS}, N}) + end. + + +%% The (remote) client side handler process + +tpp_udp_client_handler_create(Node) -> + Self = self(), + Fun = fun() -> put(sname, "chandler"), tpp_udp_client_handler(Self) end, + erlang:spawn(Node, Fun). + +tpp_udp_client_handler(Parent) -> + tpp_udp_client_handler_init(Parent), + ?SEV_IPRINT("await start command"), + {ServerSA, BufInit, Send, Recv} = tpp_udp_handler_await_start(Parent), + ?SEV_IPRINT("start command with" + "~n ServerSA: ~p", [ServerSA]), + Domain = maps:get(family, ServerSA), + Sock = tpp_udp_sock_open(Domain, BufInit), + tpp_udp_sock_bind(Sock, Domain), + ?SEV_IPRINT("announce ready", []), + tpp_udp_handler_announce_ready(Parent, init), + {InitMsg, Num} = tpp_udp_handler_await_continue(Parent, send), + ?SEV_IPRINT("received continue with" + "~n Num: ~p", [Num]), + Result = tpp_udp_client_handler_msg_exchange(Sock, ServerSA, + Send, Recv, InitMsg, Num), + ?SEV_IPRINT("ready"), + tpp_udp_handler_announce_ready(Parent, send, Result), + ?SEV_IPRINT("await terminate"), + Reason = tpp_udp_handler_await_terminate(Parent), + ?SEV_IPRINT("terminate with ~p", [Reason]), + tpp_udp_sock_close(Sock), + ?SEV_IPRINT("terminating"), + exit(Reason). + +tpp_udp_client_handler_init(Parent) -> + put(sname, "chandler"), + ?SEV_IPRINT("init"), + _MRef = erlang:monitor(process, Parent), + ok. + +tpp_udp_client_handler_msg_exchange(Sock, ServerSA, + Send, Recv, InitMsg, Num) -> + Start = ?LIB:timestamp(), + tpp_udp_client_handler_msg_exchange_loop(Sock, ServerSA, + Send, Recv, InitMsg, + Num, 0, 0, 0, Start). + +tpp_udp_client_handler_msg_exchange_loop(_Sock, _Dest, _Send, _Recv, _Msg, + Num, Num, Sent, Received, + Start) -> + Stop = ?LIB:timestamp(), + {Sent, Received, Start, Stop}; +tpp_udp_client_handler_msg_exchange_loop(Sock, Dest, Send, Recv, Data, + Num, N, Sent, Received, Start) -> + case tpp_udp_send_req(Sock, Send, Data, Dest) of + {ok, SendSz} -> + case tpp_udp_recv_rep(Sock, Recv) of + {ok, NewData, RecvSz, Dest} -> + tpp_udp_client_handler_msg_exchange_loop(Sock, Dest, + Send, Recv, + NewData, Num, N+1, + Sent+SendSz, + Received+RecvSz, + Start); + {error, RReason} -> + ?SEV_EPRINT("recv (~w of ~w): ~p", [N, Num, RReason]), + exit({recv, RReason, N}) + end; + {error, SReason} -> + ?SEV_EPRINT("send (~w of ~w): ~p", [N, Num, SReason]), + exit({send, SReason, N}) + end. + + +tpp_udp_recv_req(Sock, Recv) -> + tpp_udp_recv(Sock, Recv, ?TPP_REQUEST). + +tpp_udp_recv_rep(Sock, Recv) -> + tpp_udp_recv(Sock, Recv, ?TPP_REPLY). + +tpp_udp_recv(Sock, Recv, Tag) -> + %% ok = socket:setopt(Sock, otp, debug, true), + try Recv(Sock, 0) of + {ok, {Source, <<Tag:32/integer, Sz:32/integer, Data/binary>> = Msg}} + when (Sz =:= size(Data)) -> + %% ok = socket:setopt(Sock, otp, debug, false), + %% We got it all + %% ?SEV_IPRINT("tpp_udp_recv -> got all: " + %% "~n Source: ~p" + %% "~n Tag: ~p" + %% "~n Sz: ~p" + %% "~n size(Data): ~p", + %% [Source, Tag, Sz, size(Data)]), + {ok, Data, size(Msg), Source}; + {ok, {_Source, <<Tag:32/integer, Sz:32/integer, Data/binary>>}} -> + %% ok = socket:setopt(Sock, otp, debug, false), + {error, {invalid_msg, Sz, size(Data)}}; + {ok, {_, <<Tag:32/integer, _/binary>>}} -> + %% ok = socket:setopt(Sock, otp, debug, false), + {error, {invalid_msg_tag, Tag}}; + {error, _} = ERROR -> + %% ok = socket:setopt(Sock, otp, debug, false), + ERROR + catch + C:E:S -> + {error, {catched, C, E, S}} + end. + +tpp_udp_send_req(Sock, Send, Data, Dest) -> + tpp_udp_send(Sock, Send, ?TPP_REQUEST, Data, Dest). + +tpp_udp_send_rep(Sock, Send, Data, Dest) -> + tpp_udp_send(Sock, Send, ?TPP_REPLY, Data, Dest). + +tpp_udp_send(Sock, Send, Tag, Data, Dest) -> + DataSz = size(Data), + Msg = <<Tag:32/integer, DataSz:32/integer, Data/binary>>, + tpp_udp_send_msg(Sock, Send, Msg, Dest, 0). + +tpp_udp_send_msg(Sock, Send, Msg, Dest, AccSz) when is_binary(Msg) -> + case Send(Sock, Msg, Dest) of + ok -> + {ok, AccSz+size(Msg)}; + {ok, Rest} -> % This is an IOVec + RestBin = list_to_binary(Rest), + tpp_udp_send_msg(Sock, Send, RestBin, Dest, + AccSz+(size(Msg)-size(RestBin))); + {error, _} = ERROR -> + ERROR + end. + + +tpp_udp_handler_await_start(Parent) -> + ?SEV_IPRINT("await start"), + ?SEV_AWAIT_START(Parent). + +tpp_udp_handler_announce_ready(Parent, Slogan) -> + ?SEV_IPRINT("announce ready (~p)", [Slogan]), + ?SEV_ANNOUNCE_READY(Parent, Slogan). +tpp_udp_handler_announce_ready(Parent, Slogan, Extra) -> + ?SEV_IPRINT("announce ready (~p)", [Slogan]), + ?SEV_ANNOUNCE_READY(Parent, Slogan, Extra). + +tpp_udp_handler_await_continue(Parent, Slogan) -> + ?SEV_IPRINT("await continue (~p)", [Slogan]), + case ?SEV_AWAIT_CONTINUE(Parent, parent, Slogan) of + ok -> + ?SEV_IPRINT("continue (~p): ok", [Slogan]), + ok; + {ok, Data} -> + ?SEV_IPRINT("continue (~p): ok with data", [Slogan]), + Data; + {error, Reason} -> + ?SEV_EPRINT("continue (~p): error" + "~n ~p", [Slogan, Reason]), + exit({continue, Slogan, Reason}) + end. + +tpp_udp_handler_await_terminate(Parent) -> + ?SEV_IPRINT("await terminate"), + case ?SEV_AWAIT_TERMINATE(Parent, parent) of + ok -> + ok; + {error, Reason} -> + Reason + end. + + +tpp_udp_sock_open(Domain, BufInit) -> + case socket:open(Domain, dgram, udp) of + {ok, Sock} -> + ok = BufInit(Sock), + Sock; + {error, Reason} -> + exit({open_failed, Reason}) + end. + +tpp_udp_sock_bind(Sock, Domain) -> + LAddr = which_local_addr(Domain), + LSA = #{family => Domain, + addr => LAddr}, + case socket:bind(Sock, LSA) of + {ok, _} -> + ok; + {error, Reason} -> + exit({bind, Reason}) + end. + +tpp_udp_sock_close(Sock) -> + case socket:close(Sock) of + ok -> + ok; + {error, Reason} -> + exit({close, Reason}) + end. + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = false +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgenf_cgenf_small_tcp4(suite) -> + []; +ttest_sgenf_cgenf_small_tcp4(doc) -> + []; +ttest_sgenf_cgenf_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgenf_small_tcp4, + Runtime, + inet, + gen, false, + gen, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = false +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgenf_cgenf_small_tcp6(suite) -> + []; +ttest_sgenf_cgenf_small_tcp6(doc) -> + []; +ttest_sgenf_cgenf_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgenf_small_tcp6, + Runtime, + inet6, + gen, false, + gen, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = false +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgenf_cgenf_medium_tcp4(suite) -> + []; +ttest_sgenf_cgenf_medium_tcp4(doc) -> + []; +ttest_sgenf_cgenf_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgenf_medium_tcp4, + Runtime, + inet, + gen, false, + gen, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = false +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgenf_cgenf_medium_tcp6(suite) -> + []; +ttest_sgenf_cgenf_medium_tcp6(doc) -> + []; +ttest_sgenf_cgenf_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgenf_medium_tcp6, + Runtime, + inet6, + gen, false, + gen, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = false +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgenf_cgenf_large_tcp4(suite) -> + []; +ttest_sgenf_cgenf_large_tcp4(doc) -> + []; +ttest_sgenf_cgenf_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgenf_large_tcp4, + Runtime, + inet, + gen, false, + gen, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = false +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgenf_cgenf_large_tcp6(suite) -> + []; +ttest_sgenf_cgenf_large_tcp6(doc) -> + []; +ttest_sgenf_cgenf_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgenf_large_tcp6, + Runtime, + inet6, + gen, false, + gen, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgenf_cgeno_small_tcp4(suite) -> + []; +ttest_sgenf_cgeno_small_tcp4(doc) -> + []; +ttest_sgenf_cgeno_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgeno_small_tcp4, + Runtime, + inet, + gen, false, + gen, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgenf_cgeno_small_tcp6(suite) -> + []; +ttest_sgenf_cgeno_small_tcp6(doc) -> + []; +ttest_sgenf_cgeno_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgeno_small_tcp6, + Runtime, + inet6, + gen, false, + gen, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgenf_cgeno_medium_tcp4(suite) -> + []; +ttest_sgenf_cgeno_medium_tcp4(doc) -> + []; +ttest_sgenf_cgeno_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgeno_medium_tcp4, + Runtime, + inet, + gen, false, + gen, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgenf_cgeno_medium_tcp6(suite) -> + []; +ttest_sgenf_cgeno_medium_tcp6(doc) -> + []; +ttest_sgenf_cgeno_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgeno_medium_tcp6, + Runtime, + inet6, + gen, false, + gen, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgenf_cgeno_large_tcp4(suite) -> + []; +ttest_sgenf_cgeno_large_tcp4(doc) -> + []; +ttest_sgenf_cgeno_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgeno_large_tcp4, + Runtime, + inet, + gen, false, + gen, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgenf_cgeno_large_tcp6(suite) -> + []; +ttest_sgenf_cgeno_large_tcp6(doc) -> + []; +ttest_sgenf_cgeno_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgeno_large_tcp6, + Runtime, + inet6, + gen, false, + gen, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgenf_cgent_small_tcp4(suite) -> + []; +ttest_sgenf_cgent_small_tcp4(doc) -> + []; +ttest_sgenf_cgent_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgent_small_tcp4, + Runtime, + inet, + gen, false, + gen, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgenf_cgent_small_tcp6(suite) -> + []; +ttest_sgenf_cgent_small_tcp6(doc) -> + []; +ttest_sgenf_cgent_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgeno_small_tcp6, + Runtime, + inet6, + gen, false, + gen, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgenf_cgent_medium_tcp4(suite) -> + []; +ttest_sgenf_cgent_medium_tcp4(doc) -> + []; +ttest_sgenf_cgent_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgent_medium_tcp4, + Runtime, + inet, + gen, false, + gen, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgenf_cgent_medium_tcp6(suite) -> + []; +ttest_sgenf_cgent_medium_tcp6(doc) -> + []; +ttest_sgenf_cgent_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgent_medium_tcp6, + Runtime, + inet6, + gen, false, + gen, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgenf_cgent_large_tcp4(suite) -> + []; +ttest_sgenf_cgent_large_tcp4(doc) -> + []; +ttest_sgenf_cgent_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgent_large_tcp4, + Runtime, + inet, + gen, false, + gen, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgenf_cgent_large_tcp6(suite) -> + []; +ttest_sgenf_cgent_large_tcp6(doc) -> + []; +ttest_sgenf_cgent_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_cgent_large_tcp6, + Runtime, + inet6, + gen, false, + gen, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = false +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgenf_csockf_small_tcp4(suite) -> + []; +ttest_sgenf_csockf_small_tcp4(doc) -> + []; +ttest_sgenf_csockf_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csockf_small_tcp4, + Runtime, + inet, + gen, false, + sock, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = false +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgenf_csockf_small_tcp6(suite) -> + []; +ttest_sgenf_csockf_small_tcp6(doc) -> + []; +ttest_sgenf_csockf_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csockf_small_tcp6, + Runtime, + inet6, + gen, false, + sock, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = false +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgenf_csockf_medium_tcp4(suite) -> + []; +ttest_sgenf_csockf_medium_tcp4(doc) -> + []; +ttest_sgenf_csockf_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csockf_medium_tcp4, + Runtime, + inet, + gen, false, + sock, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = false +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgenf_csockf_medium_tcp6(suite) -> + []; +ttest_sgenf_csockf_medium_tcp6(doc) -> + []; +ttest_sgenf_csockf_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csockf_medium_tcp6, + Runtime, + inet6, + gen, false, + sock, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = false +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgenf_csockf_large_tcp4(suite) -> + []; +ttest_sgenf_csockf_large_tcp4(doc) -> + []; +ttest_sgenf_csockf_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csockf_large_tcp4, + Runtime, + inet, + gen, false, + sock, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = false +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgenf_csockf_large_tcp6(suite) -> + []; +ttest_sgenf_csockf_large_tcp6(doc) -> + []; +ttest_sgenf_csockf_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csockf_large_tcp6, + Runtime, + inet6, + gen, false, + sock, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = once +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgenf_csocko_small_tcp4(suite) -> + []; +ttest_sgenf_csocko_small_tcp4(doc) -> + []; +ttest_sgenf_csocko_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csocko_small_tcp4, + Runtime, + inet, + gen, false, + sock, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = once +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgenf_csocko_small_tcp6(suite) -> + []; +ttest_sgenf_csocko_small_tcp6(doc) -> + []; +ttest_sgenf_csocko_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csocko_small_tcp6, + Runtime, + inet6, + gen, false, + sock, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = once +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgenf_csocko_medium_tcp4(suite) -> + []; +ttest_sgenf_csocko_medium_tcp4(doc) -> + []; +ttest_sgenf_csocko_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csocko_medium_tcp4, + Runtime, + inet, + gen, false, + sock, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = once +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgenf_csocko_medium_tcp6(suite) -> + []; +ttest_sgenf_csocko_medium_tcp6(doc) -> + []; +ttest_sgenf_csocko_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csocko_medium_tcp6, + Runtime, + inet6, + gen, false, + sock, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = once +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgenf_csocko_large_tcp4(suite) -> + []; +ttest_sgenf_csocko_large_tcp4(doc) -> + []; +ttest_sgenf_csocko_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csocko_large_tcp4, + Runtime, + inet, + gen, false, + sock, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = once +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgenf_csocko_large_tcp6(suite) -> + []; +ttest_sgenf_csocko_large_tcp6(doc) -> + []; +ttest_sgenf_csocko_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csocko_large_tcp6, + Runtime, + inet6, + gen, false, + sock, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = true +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgenf_csockt_small_tcp4(suite) -> + []; +ttest_sgenf_csockt_small_tcp4(doc) -> + []; +ttest_sgenf_csockt_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csockt_small_tcp4, + Runtime, + inet, + gen, false, + sock, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = true +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgenf_csockt_small_tcp6(suite) -> + []; +ttest_sgenf_csockt_small_tcp6(doc) -> + []; +ttest_sgenf_csockt_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csocko_small_tcp6, + Runtime, + inet6, + gen, false, + sock, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = true +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgenf_csockt_medium_tcp4(suite) -> + []; +ttest_sgenf_csockt_medium_tcp4(doc) -> + []; +ttest_sgenf_csockt_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csockt_medium_tcp4, + Runtime, + inet, + gen, false, + sock, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = true +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgenf_csockt_medium_tcp6(suite) -> + []; +ttest_sgenf_csockt_medium_tcp6(doc) -> + []; +ttest_sgenf_csockt_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csockt_medium_tcp6, + Runtime, + inet6, + gen, false, + sock, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = true +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgenf_csockt_large_tcp4(suite) -> + []; +ttest_sgenf_csockt_large_tcp4(doc) -> + []; +ttest_sgenf_csockt_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csockt_large_tcp4, + Runtime, + inet, + gen, false, + sock, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = false +%% Client: Transport = socket(tcp), Active = true +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgenf_csockt_large_tcp6(suite) -> + []; +ttest_sgenf_csockt_large_tcp6(doc) -> + []; +ttest_sgenf_csockt_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgenf_csockt_large_tcp6, + Runtime, + inet6, + gen, false, + sock, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = false +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgeno_cgenf_small_tcp4(suite) -> + []; +ttest_sgeno_cgenf_small_tcp4(doc) -> + []; +ttest_sgeno_cgenf_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgenf_small_tcp4, + Runtime, + inet, + gen, once, + gen, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = false +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgeno_cgenf_small_tcp6(suite) -> + []; +ttest_sgeno_cgenf_small_tcp6(doc) -> + []; +ttest_sgeno_cgenf_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgenf_small_tcp6, + Runtime, + inet6, + gen, once, + gen, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = false +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgeno_cgenf_medium_tcp4(suite) -> + []; +ttest_sgeno_cgenf_medium_tcp4(doc) -> + []; +ttest_sgeno_cgenf_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgenf_medium_tcp4, + Runtime, + inet, + gen, once, + gen, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = false +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgeno_cgenf_medium_tcp6(suite) -> + []; +ttest_sgeno_cgenf_medium_tcp6(doc) -> + []; +ttest_sgeno_cgenf_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgenf_medium_tcp6, + Runtime, + inet6, + gen, once, + gen, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = false +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgeno_cgenf_large_tcp4(suite) -> + []; +ttest_sgeno_cgenf_large_tcp4(doc) -> + []; +ttest_sgeno_cgenf_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgenf_large_tcp4, + Runtime, + inet, + gen, once, + gen, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = false +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgeno_cgenf_large_tcp6(suite) -> + []; +ttest_sgeno_cgenf_large_tcp6(doc) -> + []; +ttest_sgeno_cgenf_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgenf_large_tcp6, + Runtime, + inet6, + gen, once, + gen, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = once +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgeno_cgeno_small_tcp4(suite) -> + []; +ttest_sgeno_cgeno_small_tcp4(doc) -> + []; +ttest_sgeno_cgeno_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgeno_small_tcp4, + Runtime, + inet, + gen, once, + gen, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = once +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgeno_cgeno_small_tcp6(suite) -> + []; +ttest_sgeno_cgeno_small_tcp6(doc) -> + []; +ttest_sgeno_cgeno_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgeno_small_tcp6, + Runtime, + inet6, + gen, once, + gen, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = once +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgeno_cgeno_medium_tcp4(suite) -> + []; +ttest_sgeno_cgeno_medium_tcp4(doc) -> + []; +ttest_sgeno_cgeno_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgeno_medium_tcp4, + Runtime, + inet, + gen, once, + gen, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = once +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgeno_cgeno_medium_tcp6(suite) -> + []; +ttest_sgeno_cgeno_medium_tcp6(doc) -> + []; +ttest_sgeno_cgeno_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgeno_medium_tcp6, + Runtime, + inet6, + gen, once, + gen, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = once +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgeno_cgeno_large_tcp4(suite) -> + []; +ttest_sgeno_cgeno_large_tcp4(doc) -> + []; +ttest_sgeno_cgeno_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgeno_large_tcp4, + Runtime, + inet, + gen, once, + gen, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = once +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgeno_cgeno_large_tcp6(suite) -> + []; +ttest_sgeno_cgeno_large_tcp6(doc) -> + []; +ttest_sgeno_cgeno_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgeno_large_tcp6, + Runtime, + inet6, + gen, once, + gen, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = true +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgeno_cgent_small_tcp4(suite) -> + []; +ttest_sgeno_cgent_small_tcp4(doc) -> + []; +ttest_sgeno_cgent_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgent_small_tcp4, + Runtime, + inet, + gen, once, + gen, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = true +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgeno_cgent_small_tcp6(suite) -> + []; +ttest_sgeno_cgent_small_tcp6(doc) -> + []; +ttest_sgeno_cgent_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgeno_small_tcp6, + Runtime, + inet6, + gen, once, + gen, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = true +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgeno_cgent_medium_tcp4(suite) -> + []; +ttest_sgeno_cgent_medium_tcp4(doc) -> + []; +ttest_sgeno_cgent_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgent_medium_tcp4, + Runtime, + inet, + gen, once, + gen, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = true +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgeno_cgent_medium_tcp6(suite) -> + []; +ttest_sgeno_cgent_medium_tcp6(doc) -> + []; +ttest_sgeno_cgent_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgent_medium_tcp6, + Runtime, + inet6, + gen, once, + gen, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = true +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgeno_cgent_large_tcp4(suite) -> + []; +ttest_sgeno_cgent_large_tcp4(doc) -> + []; +ttest_sgeno_cgent_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgent_large_tcp4, + Runtime, + inet, + gen, once, + gen, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = gen_tcp, Active = true +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgeno_cgent_large_tcp6(suite) -> + []; +ttest_sgeno_cgent_large_tcp6(doc) -> + []; +ttest_sgeno_cgent_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_cgent_large_tcp6, + Runtime, + inet6, + gen, once, + gen, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = false +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgeno_csockf_small_tcp4(suite) -> + []; +ttest_sgeno_csockf_small_tcp4(doc) -> + []; +ttest_sgeno_csockf_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csockf_small_tcp4, + Runtime, + inet, + gen, once, + sock, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = false +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgeno_csockf_small_tcp6(suite) -> + []; +ttest_sgeno_csockf_small_tcp6(doc) -> + []; +ttest_sgeno_csockf_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csockf_small_tcp6, + Runtime, + inet6, + gen, once, + sock, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = false +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgeno_csockf_medium_tcp4(suite) -> + []; +ttest_sgeno_csockf_medium_tcp4(doc) -> + []; +ttest_sgeno_csockf_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csockf_medium_tcp4, + Runtime, + inet, + gen, once, + sock, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = false +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgeno_csockf_medium_tcp6(suite) -> + []; +ttest_sgeno_csockf_medium_tcp6(doc) -> + []; +ttest_sgeno_csockf_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csockf_medium_tcp6, + Runtime, + inet6, + gen, once, + sock, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = false +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgeno_csockf_large_tcp4(suite) -> + []; +ttest_sgeno_csockf_large_tcp4(doc) -> + []; +ttest_sgeno_csockf_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csockf_large_tcp4, + Runtime, + inet, + gen, once, + sock, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = false +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgeno_csockf_large_tcp6(suite) -> + []; +ttest_sgeno_csockf_large_tcp6(doc) -> + []; +ttest_sgeno_csockf_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csockf_large_tcp6, + Runtime, + inet6, + gen, once, + sock, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = once +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgeno_csocko_small_tcp4(suite) -> + []; +ttest_sgeno_csocko_small_tcp4(doc) -> + []; +ttest_sgeno_csocko_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csocko_small_tcp4, + Runtime, + inet, + gen, once, + sock, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = once +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgeno_csocko_small_tcp6(suite) -> + []; +ttest_sgeno_csocko_small_tcp6(doc) -> + []; +ttest_sgeno_csocko_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csocko_small_tcp6, + Runtime, + inet6, + gen, once, + sock, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = once +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgeno_csocko_medium_tcp4(suite) -> + []; +ttest_sgeno_csocko_medium_tcp4(doc) -> + []; +ttest_sgeno_csocko_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csocko_medium_tcp4, + Runtime, + inet, + gen, once, + sock, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = once +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgeno_csocko_medium_tcp6(suite) -> + []; +ttest_sgeno_csocko_medium_tcp6(doc) -> + []; +ttest_sgeno_csocko_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csocko_medium_tcp6, + Runtime, + inet6, + gen, once, + sock, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = once +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgeno_csocko_large_tcp4(suite) -> + []; +ttest_sgeno_csocko_large_tcp4(doc) -> + []; +ttest_sgeno_csocko_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csocko_large_tcp4, + Runtime, + inet, + gen, once, + sock, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = once +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgeno_csocko_large_tcp6(suite) -> + []; +ttest_sgeno_csocko_large_tcp6(doc) -> + []; +ttest_sgeno_csocko_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csocko_large_tcp6, + Runtime, + inet6, + gen, once, + sock, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = true +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgeno_csockt_small_tcp4(suite) -> + []; +ttest_sgeno_csockt_small_tcp4(doc) -> + []; +ttest_sgeno_csockt_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csockt_small_tcp4, + Runtime, + inet, + gen, once, + sock, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = true +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgeno_csockt_small_tcp6(suite) -> + []; +ttest_sgeno_csockt_small_tcp6(doc) -> + []; +ttest_sgeno_csockt_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csocko_small_tcp6, + Runtime, + inet6, + gen, once, + sock, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = true +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgeno_csockt_medium_tcp4(suite) -> + []; +ttest_sgeno_csockt_medium_tcp4(doc) -> + []; +ttest_sgeno_csockt_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csockt_medium_tcp4, + Runtime, + inet, + gen, once, + sock, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = true +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgeno_csockt_medium_tcp6(suite) -> + []; +ttest_sgeno_csockt_medium_tcp6(doc) -> + []; +ttest_sgeno_csockt_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csockt_medium_tcp6, + Runtime, + inet6, + gen, once, + sock, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = true +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgeno_csockt_large_tcp4(suite) -> + []; +ttest_sgeno_csockt_large_tcp4(doc) -> + []; +ttest_sgeno_csockt_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csockt_large_tcp4, + Runtime, + inet, + gen, once, + sock, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = once +%% Client: Transport = socket(tcp), Active = true +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgeno_csockt_large_tcp6(suite) -> + []; +ttest_sgeno_csockt_large_tcp6(doc) -> + []; +ttest_sgeno_csockt_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgeno_csockt_large_tcp6, + Runtime, + inet6, + gen, once, + sock, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = false +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgent_cgenf_small_tcp4(suite) -> + []; +ttest_sgent_cgenf_small_tcp4(doc) -> + []; +ttest_sgent_cgenf_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgenf_small_tcp4, + Runtime, + inet, + gen, true, + gen, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = false +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgent_cgenf_small_tcp6(suite) -> + []; +ttest_sgent_cgenf_small_tcp6(doc) -> + []; +ttest_sgent_cgenf_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgenf_small_tcp6, + Runtime, + inet6, + gen, true, + gen, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = false +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgent_cgenf_medium_tcp4(suite) -> + []; +ttest_sgent_cgenf_medium_tcp4(doc) -> + []; +ttest_sgent_cgenf_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgenf_medium_tcp4, + Runtime, + inet, + gen, true, + gen, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = false +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgent_cgenf_medium_tcp6(suite) -> + []; +ttest_sgent_cgenf_medium_tcp6(doc) -> + []; +ttest_sgent_cgenf_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgenf_medium_tcp6, + Runtime, + inet6, + gen, true, + gen, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = false +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgent_cgenf_large_tcp4(suite) -> + []; +ttest_sgent_cgenf_large_tcp4(doc) -> + []; +ttest_sgent_cgenf_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgenf_large_tcp4, + Runtime, + inet, + gen, true, + gen, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = false +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgent_cgenf_large_tcp6(suite) -> + []; +ttest_sgent_cgenf_large_tcp6(doc) -> + []; +ttest_sgent_cgenf_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgenf_large_tcp6, + Runtime, + inet6, + gen, true, + gen, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = once +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgent_cgeno_small_tcp4(suite) -> + []; +ttest_sgent_cgeno_small_tcp4(doc) -> + []; +ttest_sgent_cgeno_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgeno_small_tcp4, + Runtime, + inet, + gen, true, + gen, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = once +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgent_cgeno_small_tcp6(suite) -> + []; +ttest_sgent_cgeno_small_tcp6(doc) -> + []; +ttest_sgent_cgeno_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgeno_small_tcp6, + Runtime, + inet6, + gen, true, + gen, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = once +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgent_cgeno_medium_tcp4(suite) -> + []; +ttest_sgent_cgeno_medium_tcp4(doc) -> + []; +ttest_sgent_cgeno_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgeno_medium_tcp4, + Runtime, + inet, + gen, true, + gen, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = once +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgent_cgeno_medium_tcp6(suite) -> + []; +ttest_sgent_cgeno_medium_tcp6(doc) -> + []; +ttest_sgent_cgeno_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgeno_medium_tcp6, + Runtime, + inet6, + gen, true, + gen, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = once +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgent_cgeno_large_tcp4(suite) -> + []; +ttest_sgent_cgeno_large_tcp4(doc) -> + []; +ttest_sgent_cgeno_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgeno_large_tcp4, + Runtime, + inet, + gen, true, + gen, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = once +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgent_cgeno_large_tcp6(suite) -> + []; +ttest_sgent_cgeno_large_tcp6(doc) -> + []; +ttest_sgent_cgeno_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgeno_large_tcp6, + Runtime, + inet6, + gen, true, + gen, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = true +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgent_cgent_small_tcp4(suite) -> + []; +ttest_sgent_cgent_small_tcp4(doc) -> + []; +ttest_sgent_cgent_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgent_small_tcp4, + Runtime, + inet, + gen, true, + gen, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = true +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgent_cgent_small_tcp6(suite) -> + []; +ttest_sgent_cgent_small_tcp6(doc) -> + []; +ttest_sgent_cgent_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgeno_small_tcp6, + Runtime, + inet6, + gen, true, + gen, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = true +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgent_cgent_medium_tcp4(suite) -> + []; +ttest_sgent_cgent_medium_tcp4(doc) -> + ["Server(gen,true), Client(gen,true), Domain=inet, msg=medium"]; +ttest_sgent_cgent_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgent_medium_tcp4, + Runtime, + inet, + gen, true, + gen, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = true +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgent_cgent_medium_tcp6(suite) -> + []; +ttest_sgent_cgent_medium_tcp6(doc) -> + ["Server(gen,true), Client(gen,true), Domain=inet6, msg=medium"]; +ttest_sgent_cgent_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgent_medium_tcp6, + Runtime, + inet6, + gen, true, + gen, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = true +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgent_cgent_large_tcp4(suite) -> + []; +ttest_sgent_cgent_large_tcp4(doc) -> + ["Server(gen,true), Client(gen,true), Domain=inet, msg=large"]; +ttest_sgent_cgent_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgent_large_tcp4, + Runtime, + inet, + gen, true, + gen, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = gen_tcp, Active = true +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgent_cgent_large_tcp6(suite) -> + []; +ttest_sgent_cgent_large_tcp6(doc) -> + ["Server(gen,true), Client(gen,true), Domain=inet6, msg=large"]; +ttest_sgent_cgent_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_cgent_large_tcp6, + Runtime, + inet6, + gen, true, + gen, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = false +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgent_csockf_small_tcp4(suite) -> + []; +ttest_sgent_csockf_small_tcp4(doc) -> + []; +ttest_sgent_csockf_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csockf_small_tcp4, + Runtime, + inet, + gen, true, + sock, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = false +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgent_csockf_small_tcp6(suite) -> + []; +ttest_sgent_csockf_small_tcp6(doc) -> + []; +ttest_sgent_csockf_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csockf_small_tcp6, + Runtime, + inet6, + gen, true, + sock, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = false +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgent_csockf_medium_tcp4(suite) -> + []; +ttest_sgent_csockf_medium_tcp4(doc) -> + []; +ttest_sgent_csockf_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csockf_medium_tcp4, + Runtime, + inet, + gen, true, + sock, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = false +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgent_csockf_medium_tcp6(suite) -> + []; +ttest_sgent_csockf_medium_tcp6(doc) -> + []; +ttest_sgent_csockf_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csockf_medium_tcp6, + Runtime, + inet6, + gen, true, + sock, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = false +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgent_csockf_large_tcp4(suite) -> + []; +ttest_sgent_csockf_large_tcp4(doc) -> + []; +ttest_sgent_csockf_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csockf_large_tcp4, + Runtime, + inet, + gen, true, + sock, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = false +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgent_csockf_large_tcp6(suite) -> + []; +ttest_sgent_csockf_large_tcp6(doc) -> + []; +ttest_sgent_csockf_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csockf_large_tcp6, + Runtime, + inet6, + gen, true, + sock, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = once +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgent_csocko_small_tcp4(suite) -> + []; +ttest_sgent_csocko_small_tcp4(doc) -> + []; +ttest_sgent_csocko_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csocko_small_tcp4, + Runtime, + inet, + gen, true, + sock, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = once +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgent_csocko_small_tcp6(suite) -> + []; +ttest_sgent_csocko_small_tcp6(doc) -> + []; +ttest_sgent_csocko_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csocko_small_tcp6, + Runtime, + inet6, + gen, true, + sock, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = once +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgent_csocko_medium_tcp4(suite) -> + []; +ttest_sgent_csocko_medium_tcp4(doc) -> + []; +ttest_sgent_csocko_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csocko_medium_tcp4, + Runtime, + inet, + gen, true, + sock, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = once +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgent_csocko_medium_tcp6(suite) -> + []; +ttest_sgent_csocko_medium_tcp6(doc) -> + []; +ttest_sgent_csocko_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csocko_medium_tcp6, + Runtime, + inet6, + gen, true, + sock, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = once +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgent_csocko_large_tcp4(suite) -> + []; +ttest_sgent_csocko_large_tcp4(doc) -> + []; +ttest_sgent_csocko_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csocko_large_tcp4, + Runtime, + inet, + gen, true, + sock, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = once +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgent_csocko_large_tcp6(suite) -> + []; +ttest_sgent_csocko_large_tcp6(doc) -> + []; +ttest_sgent_csocko_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csocko_large_tcp6, + Runtime, + inet6, + gen, true, + sock, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = true +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_sgent_csockt_small_tcp4(suite) -> + []; +ttest_sgent_csockt_small_tcp4(doc) -> + []; +ttest_sgent_csockt_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csockt_small_tcp4, + Runtime, + inet, + gen, true, + sock, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = true +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_sgent_csockt_small_tcp6(suite) -> + []; +ttest_sgent_csockt_small_tcp6(doc) -> + []; +ttest_sgent_csockt_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csocko_small_tcp6, + Runtime, + inet6, + gen, true, + sock, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = true +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_sgent_csockt_medium_tcp4(suite) -> + []; +ttest_sgent_csockt_medium_tcp4(doc) -> + []; +ttest_sgent_csockt_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csockt_medium_tcp4, + Runtime, + inet, + gen, true, + sock, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = true +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_sgent_csockt_medium_tcp6(suite) -> + []; +ttest_sgent_csockt_medium_tcp6(doc) -> + []; +ttest_sgent_csockt_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csockt_medium_tcp6, + Runtime, + inet6, + gen, true, + sock, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = true +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_sgent_csockt_large_tcp4(suite) -> + []; +ttest_sgent_csockt_large_tcp4(doc) -> + []; +ttest_sgent_csockt_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csockt_large_tcp4, + Runtime, + inet, + gen, true, + sock, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = gen_tcp, Active = true +%% Client: Transport = socket(tcp), Active = true +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_sgent_csockt_large_tcp6(suite) -> + []; +ttest_sgent_csockt_large_tcp6(doc) -> + []; +ttest_sgent_csockt_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_sgent_csockt_large_tcp6, + Runtime, + inet6, + gen, true, + sock, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = false +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssockf_cgenf_small_tcp4(suite) -> + []; +ttest_ssockf_cgenf_small_tcp4(doc) -> + []; +ttest_ssockf_cgenf_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgenf_small_tcp4, + Runtime, + inet, + sock, false, + gen, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = false +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssockf_cgenf_small_tcp6(suite) -> + []; +ttest_ssockf_cgenf_small_tcp6(doc) -> + []; +ttest_ssockf_cgenf_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgenf_small_tcp6, + Runtime, + inet6, + sock, false, + gen, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = false +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssockf_cgenf_medium_tcp4(suite) -> + []; +ttest_ssockf_cgenf_medium_tcp4(doc) -> + []; +ttest_ssockf_cgenf_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgenf_medium_tcp4, + Runtime, + inet, + sock, false, + gen, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = false +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssockf_cgenf_medium_tcp6(suite) -> + []; +ttest_ssockf_cgenf_medium_tcp6(doc) -> + []; +ttest_ssockf_cgenf_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgenf_medium_tcp6, + Runtime, + inet6, + sock, false, + gen, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = false +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssockf_cgenf_large_tcp4(suite) -> + []; +ttest_ssockf_cgenf_large_tcp4(doc) -> + []; +ttest_ssockf_cgenf_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgenf_large_tcp4, + Runtime, + inet, + sock, false, + gen, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = false +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssockf_cgenf_large_tcp6(suite) -> + []; +ttest_ssockf_cgenf_large_tcp6(doc) -> + []; +ttest_ssockf_cgenf_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgenf_large_tcp6, + Runtime, + inet6, + sock, false, + gen, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssockf_cgeno_small_tcp4(suite) -> + []; +ttest_ssockf_cgeno_small_tcp4(doc) -> + []; +ttest_ssockf_cgeno_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgeno_small_tcp4, + Runtime, + inet, + sock, false, + gen, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssockf_cgeno_small_tcp6(suite) -> + []; +ttest_ssockf_cgeno_small_tcp6(doc) -> + []; +ttest_ssockf_cgeno_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgeno_small_tcp6, + Runtime, + inet6, + sock, false, + gen, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssockf_cgeno_medium_tcp4(suite) -> + []; +ttest_ssockf_cgeno_medium_tcp4(doc) -> + []; +ttest_ssockf_cgeno_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgeno_medium_tcp4, + Runtime, + inet, + sock, false, + gen, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssockf_cgeno_medium_tcp6(suite) -> + []; +ttest_ssockf_cgeno_medium_tcp6(doc) -> + []; +ttest_ssockf_cgeno_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgeno_medium_tcp6, + Runtime, + inet6, + sock, false, + gen, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssockf_cgeno_large_tcp4(suite) -> + []; +ttest_ssockf_cgeno_large_tcp4(doc) -> + []; +ttest_ssockf_cgeno_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgeno_large_tcp4, + Runtime, + inet, + sock, false, + gen, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssockf_cgeno_large_tcp6(suite) -> + []; +ttest_ssockf_cgeno_large_tcp6(doc) -> + []; +ttest_ssockf_cgeno_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgeno_large_tcp6, + Runtime, + inet6, + sock, false, + gen, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssockf_cgent_small_tcp4(suite) -> + []; +ttest_ssockf_cgent_small_tcp4(doc) -> + []; +ttest_ssockf_cgent_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgent_small_tcp4, + Runtime, + inet, + sock, false, + gen, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssockf_cgent_small_tcp6(suite) -> + []; +ttest_ssockf_cgent_small_tcp6(doc) -> + []; +ttest_ssockf_cgent_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgeno_small_tcp6, + Runtime, + inet6, + sock, false, + gen, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssockf_cgent_medium_tcp4(suite) -> + []; +ttest_ssockf_cgent_medium_tcp4(doc) -> + []; +ttest_ssockf_cgent_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgent_medium_tcp4, + Runtime, + inet, + sock, false, + gen, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssockf_cgent_medium_tcp6(suite) -> + []; +ttest_ssockf_cgent_medium_tcp6(doc) -> + []; +ttest_ssockf_cgent_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgent_medium_tcp6, + Runtime, + inet6, + sock, false, + gen, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssockf_cgent_large_tcp4(suite) -> + []; +ttest_ssockf_cgent_large_tcp4(doc) -> + []; +ttest_ssockf_cgent_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgent_large_tcp4, + Runtime, + inet, + sock, false, + gen, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssockf_cgent_large_tcp6(suite) -> + []; +ttest_ssockf_cgent_large_tcp6(doc) -> + []; +ttest_ssockf_cgent_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_cgent_large_tcp6, + Runtime, + inet6, + sock, false, + gen, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = false +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssockf_csockf_small_tcp4(suite) -> + []; +ttest_ssockf_csockf_small_tcp4(doc) -> + []; +ttest_ssockf_csockf_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csockf_small_tcp4, + Runtime, + inet, + sock, false, + sock, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = false +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssockf_csockf_small_tcp6(suite) -> + []; +ttest_ssockf_csockf_small_tcp6(doc) -> + []; +ttest_ssockf_csockf_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csockf_small_tcp6, + Runtime, + inet6, + sock, false, + sock, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = false +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssockf_csockf_medium_tcp4(suite) -> + []; +ttest_ssockf_csockf_medium_tcp4(doc) -> + []; +ttest_ssockf_csockf_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csockf_medium_tcp4, + Runtime, + inet, + sock, false, + sock, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = false +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssockf_csockf_medium_tcp6(suite) -> + []; +ttest_ssockf_csockf_medium_tcp6(doc) -> + []; +ttest_ssockf_csockf_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csockf_medium_tcp6, + Runtime, + inet6, + sock, false, + sock, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = false +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssockf_csockf_large_tcp4(suite) -> + []; +ttest_ssockf_csockf_large_tcp4(doc) -> + []; +ttest_ssockf_csockf_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csockf_large_tcp4, + Runtime, + inet, + sock, false, + sock, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = false +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssockf_csockf_large_tcp6(suite) -> + []; +ttest_ssockf_csockf_large_tcp6(doc) -> + []; +ttest_ssockf_csockf_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csockf_large_tcp6, + Runtime, + inet6, + sock, false, + sock, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = once +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssockf_csocko_small_tcp4(suite) -> + []; +ttest_ssockf_csocko_small_tcp4(doc) -> + []; +ttest_ssockf_csocko_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csocko_small_tcp4, + Runtime, + inet, + sock, false, + sock, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = once +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssockf_csocko_small_tcp6(suite) -> + []; +ttest_ssockf_csocko_small_tcp6(doc) -> + []; +ttest_ssockf_csocko_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csocko_small_tcp6, + Runtime, + inet6, + sock, false, + sock, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = once +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssockf_csocko_medium_tcp4(suite) -> + []; +ttest_ssockf_csocko_medium_tcp4(doc) -> + []; +ttest_ssockf_csocko_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csocko_medium_tcp4, + Runtime, + inet, + sock, false, + sock, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = once +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssockf_csocko_medium_tcp6(suite) -> + []; +ttest_ssockf_csocko_medium_tcp6(doc) -> + []; +ttest_ssockf_csocko_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csocko_medium_tcp6, + Runtime, + inet6, + sock, false, + sock, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = once +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssockf_csocko_large_tcp4(suite) -> + []; +ttest_ssockf_csocko_large_tcp4(doc) -> + []; +ttest_ssockf_csocko_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csocko_large_tcp4, + Runtime, + inet, + sock, false, + sock, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = once +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssockf_csocko_large_tcp6(suite) -> + []; +ttest_ssockf_csocko_large_tcp6(doc) -> + []; +ttest_ssockf_csocko_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csocko_large_tcp6, + Runtime, + inet6, + sock, false, + sock, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = true +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssockf_csockt_small_tcp4(suite) -> + []; +ttest_ssockf_csockt_small_tcp4(doc) -> + []; +ttest_ssockf_csockt_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csockt_small_tcp4, + Runtime, + inet, + sock, false, + sock, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = true +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssockf_csockt_small_tcp6(suite) -> + []; +ttest_ssockf_csockt_small_tcp6(doc) -> + []; +ttest_ssockf_csockt_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csocko_small_tcp6, + Runtime, + inet6, + sock, false, + sock, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = true +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssockf_csockt_medium_tcp4(suite) -> + []; +ttest_ssockf_csockt_medium_tcp4(doc) -> + []; +ttest_ssockf_csockt_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csockt_medium_tcp4, + Runtime, + inet, + sock, false, + sock, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = true +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssockf_csockt_medium_tcp6(suite) -> + []; +ttest_ssockf_csockt_medium_tcp6(doc) -> + []; +ttest_ssockf_csockt_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csockt_medium_tcp6, + Runtime, + inet6, + sock, false, + sock, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = true +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssockf_csockt_large_tcp4(suite) -> + []; +ttest_ssockf_csockt_large_tcp4(doc) -> + []; +ttest_ssockf_csockt_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csockt_large_tcp4, + Runtime, + inet, + sock, false, + sock, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = socket(tcp), Active = true +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssockf_csockt_large_tcp6(suite) -> + []; +ttest_ssockf_csockt_large_tcp6(doc) -> + []; +ttest_ssockf_csockt_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockf_csockt_large_tcp6, + Runtime, + inet6, + sock, false, + sock, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = gen_tcp, Active = false +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssocko_cgenf_small_tcp4(suite) -> + []; +ttest_ssocko_cgenf_small_tcp4(doc) -> + []; +ttest_ssocko_cgenf_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgenf_small_tcp4, + Runtime, + inet, + sock, once, + gen, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = gen_tcp, Active = false +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssocko_cgenf_small_tcp6(suite) -> + []; +ttest_ssocko_cgenf_small_tcp6(doc) -> + []; +ttest_ssocko_cgenf_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgenf_small_tcp6, + Runtime, + inet6, + sock, once, + gen, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = gen_tcp, Active = false +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssocko_cgenf_medium_tcp4(suite) -> + []; +ttest_ssocko_cgenf_medium_tcp4(doc) -> + []; +ttest_ssocko_cgenf_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgenf_medium_tcp4, + Runtime, + inet, + sock, once, + gen, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = gen_tcp, Active = false +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssocko_cgenf_medium_tcp6(suite) -> + []; +ttest_ssocko_cgenf_medium_tcp6(doc) -> + []; +ttest_ssocko_cgenf_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgenf_medium_tcp6, + Runtime, + inet6, + sock, once, + gen, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = gen_tcp, Active = false +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssocko_cgenf_large_tcp4(suite) -> + []; +ttest_ssocko_cgenf_large_tcp4(doc) -> + []; +ttest_ssocko_cgenf_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgenf_large_tcp4, + Runtime, + inet, + sock, once, + gen, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = gen_tcp, Active = false +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssocko_cgenf_large_tcp6(suite) -> + []; +ttest_ssocko_cgenf_large_tcp6(doc) -> + []; +ttest_ssocko_cgenf_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgenf_large_tcp6, + Runtime, + inet6, + sock, once, + gen, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = gen_tcp, Active = once +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssocko_cgeno_small_tcp4(suite) -> + []; +ttest_ssocko_cgeno_small_tcp4(doc) -> + []; +ttest_ssocko_cgeno_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgeno_small_tcp4, + Runtime, + inet, + sock, once, + gen, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = gen_tcp, Active = once +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssocko_cgeno_small_tcp6(suite) -> + []; +ttest_ssocko_cgeno_small_tcp6(doc) -> + []; +ttest_ssocko_cgeno_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgeno_small_tcp6, + Runtime, + inet6, + sock, once, + gen, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = gen_tcp, Active = once +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssocko_cgeno_medium_tcp4(suite) -> + []; +ttest_ssocko_cgeno_medium_tcp4(doc) -> + []; +ttest_ssocko_cgeno_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgeno_medium_tcp4, + Runtime, + inet, + sock, once, + gen, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssocko_cgeno_medium_tcp6(suite) -> + []; +ttest_ssocko_cgeno_medium_tcp6(doc) -> + []; +ttest_ssocko_cgeno_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgeno_medium_tcp6, + Runtime, + inet6, + sock, once, + gen, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = gen_tcp, Active = once +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssocko_cgeno_large_tcp4(suite) -> + []; +ttest_ssocko_cgeno_large_tcp4(doc) -> + []; +ttest_ssocko_cgeno_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgeno_large_tcp4, + Runtime, + inet, + sock, once, + gen, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = once +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssocko_cgeno_large_tcp6(suite) -> + []; +ttest_ssocko_cgeno_large_tcp6(doc) -> + []; +ttest_ssocko_cgeno_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgeno_large_tcp6, + Runtime, + inet6, + sock, once, + gen, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = gen_tcp, Active = true +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssocko_cgent_small_tcp4(suite) -> + []; +ttest_ssocko_cgent_small_tcp4(doc) -> + []; +ttest_ssocko_cgent_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgent_small_tcp4, + Runtime, + inet, + sock, once, + gen, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssocko_cgent_small_tcp6(suite) -> + []; +ttest_ssocko_cgent_small_tcp6(doc) -> + []; +ttest_ssocko_cgent_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgent_small_tcp6, + Runtime, + inet6, + sock, once, + gen, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = gen_tcp, Active = true +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssocko_cgent_medium_tcp4(suite) -> + []; +ttest_ssocko_cgent_medium_tcp4(doc) -> + []; +ttest_ssocko_cgent_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgent_medium_tcp4, + Runtime, + inet, + sock, once, + gen, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssocko_cgent_medium_tcp6(suite) -> + []; +ttest_ssocko_cgent_medium_tcp6(doc) -> + []; +ttest_ssocko_cgent_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgent_medium_tcp6, + Runtime, + inet6, + sock, once, + gen, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = gen_tcp, Active = true +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssocko_cgent_large_tcp4(suite) -> + []; +ttest_ssocko_cgent_large_tcp4(doc) -> + []; +ttest_ssocko_cgent_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgent_large_tcp4, + Runtime, + inet, + sock, once, + gen, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = false +%% Client: Transport = gen_tcp, Active = true +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssocko_cgent_large_tcp6(suite) -> + []; +ttest_ssocko_cgent_large_tcp6(doc) -> + []; +ttest_ssocko_cgent_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_cgent_large_tcp6, + Runtime, + inet6, + sock, once, + gen, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = false +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssocko_csockf_small_tcp4(suite) -> + []; +ttest_ssocko_csockf_small_tcp4(doc) -> + []; +ttest_ssocko_csockf_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csockf_small_tcp4, + Runtime, + inet, + sock, once, + sock, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = false +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssocko_csockf_small_tcp6(suite) -> + []; +ttest_ssocko_csockf_small_tcp6(doc) -> + []; +ttest_ssocko_csockf_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csockf_small_tcp6, + Runtime, + inet6, + sock, once, + sock, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = false +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssocko_csockf_medium_tcp4(suite) -> + []; +ttest_ssocko_csockf_medium_tcp4(doc) -> + []; +ttest_ssocko_csockf_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csockf_medium_tcp4, + Runtime, + inet, + sock, once, + sock, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = false +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssocko_csockf_medium_tcp6(suite) -> + []; +ttest_ssocko_csockf_medium_tcp6(doc) -> + []; +ttest_ssocko_csockf_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csockf_medium_tcp6, + Runtime, + inet6, + sock, once, + sock, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = false +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssocko_csockf_large_tcp4(suite) -> + []; +ttest_ssocko_csockf_large_tcp4(doc) -> + []; +ttest_ssocko_csockf_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csockf_large_tcp4, + Runtime, + inet, + sock, once, + sock, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = false +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssocko_csockf_large_tcp6(suite) -> + []; +ttest_ssocko_csockf_large_tcp6(doc) -> + []; +ttest_ssocko_csockf_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csockf_large_tcp6, + Runtime, + inet6, + sock, once, + sock, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = once +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssocko_csocko_small_tcp4(suite) -> + []; +ttest_ssocko_csocko_small_tcp4(doc) -> + []; +ttest_ssocko_csocko_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csocko_small_tcp4, + Runtime, + inet, + sock, once, + sock, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = once +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssocko_csocko_small_tcp6(suite) -> + []; +ttest_ssocko_csocko_small_tcp6(doc) -> + []; +ttest_ssocko_csocko_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csocko_small_tcp6, + Runtime, + inet6, + sock, once, + sock, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = once +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssocko_csocko_medium_tcp4(suite) -> + []; +ttest_ssocko_csocko_medium_tcp4(doc) -> + []; +ttest_ssocko_csocko_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csocko_medium_tcp4, + Runtime, + inet, + sock, once, + sock, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = once +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssocko_csocko_medium_tcp6(suite) -> + []; +ttest_ssocko_csocko_medium_tcp6(doc) -> + []; +ttest_ssocko_csocko_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csocko_medium_tcp6, + Runtime, + inet6, + sock, once, + sock, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = once +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssocko_csocko_large_tcp4(suite) -> + []; +ttest_ssocko_csocko_large_tcp4(doc) -> + []; +ttest_ssocko_csocko_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csocko_large_tcp4, + Runtime, + inet, + sock, once, + sock, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = once +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssocko_csocko_large_tcp6(suite) -> + []; +ttest_ssocko_csocko_large_tcp6(doc) -> + []; +ttest_ssocko_csocko_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csocko_large_tcp6, + Runtime, + inet6, + sock, once, + sock, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = true +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssocko_csockt_small_tcp4(suite) -> + []; +ttest_ssocko_csockt_small_tcp4(doc) -> + []; +ttest_ssocko_csockt_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csockt_small_tcp4, + Runtime, + inet, + sock, once, + sock, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = true +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssocko_csockt_small_tcp6(suite) -> + []; +ttest_ssocko_csockt_small_tcp6(doc) -> + []; +ttest_ssocko_csockt_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csocko_small_tcp6, + Runtime, + inet6, + sock, once, + sock, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = true +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssocko_csockt_medium_tcp4(suite) -> + []; +ttest_ssocko_csockt_medium_tcp4(doc) -> + []; +ttest_ssocko_csockt_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csockt_medium_tcp4, + Runtime, + inet, + sock, once, + sock, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = true +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssocko_csockt_medium_tcp6(suite) -> + []; +ttest_ssocko_csockt_medium_tcp6(doc) -> + []; +ttest_ssocko_csockt_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csockt_medium_tcp6, + Runtime, + inet6, + sock, once, + sock, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = true +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssocko_csockt_large_tcp4(suite) -> + []; +ttest_ssocko_csockt_large_tcp4(doc) -> + []; +ttest_ssocko_csockt_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csockt_large_tcp4, + Runtime, + inet, + sock, once, + sock, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = once +%% Client: Transport = socket(tcp), Active = true +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssocko_csockt_large_tcp6(suite) -> + []; +ttest_ssocko_csockt_large_tcp6(doc) -> + []; +ttest_ssocko_csockt_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssocko_csockt_large_tcp6, + Runtime, + inet6, + sock, once, + sock, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = false +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssockt_cgenf_small_tcp4(suite) -> + []; +ttest_ssockt_cgenf_small_tcp4(doc) -> + []; +ttest_ssockt_cgenf_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgenf_small_tcp4, + Runtime, + inet, + sock, true, + gen, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = false +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssockt_cgenf_small_tcp6(suite) -> + []; +ttest_ssockt_cgenf_small_tcp6(doc) -> + []; +ttest_ssockt_cgenf_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgenf_small_tcp6, + Runtime, + inet6, + sock, true, + gen, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = false +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssockt_cgenf_medium_tcp4(suite) -> + []; +ttest_ssockt_cgenf_medium_tcp4(doc) -> + []; +ttest_ssockt_cgenf_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgenf_medium_tcp4, + Runtime, + inet, + sock, true, + gen, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = false +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssockt_cgenf_medium_tcp6(suite) -> + []; +ttest_ssockt_cgenf_medium_tcp6(doc) -> + []; +ttest_ssockt_cgenf_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgenf_medium_tcp6, + Runtime, + inet6, + sock, true, + gen, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = false +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssockt_cgenf_large_tcp4(suite) -> + []; +ttest_ssockt_cgenf_large_tcp4(doc) -> + []; +ttest_ssockt_cgenf_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgenf_large_tcp4, + Runtime, + inet, + sock, true, + gen, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = false +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssockt_cgenf_large_tcp6(suite) -> + []; +ttest_ssockt_cgenf_large_tcp6(doc) -> + []; +ttest_ssockt_cgenf_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgenf_large_tcp6, + Runtime, + inet6, + sock, true, + gen, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = once +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssockt_cgeno_small_tcp4(suite) -> + []; +ttest_ssockt_cgeno_small_tcp4(doc) -> + []; +ttest_ssockt_cgeno_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgeno_small_tcp4, + Runtime, + inet, + sock, true, + gen, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = once +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssockt_cgeno_small_tcp6(suite) -> + []; +ttest_ssockt_cgeno_small_tcp6(doc) -> + []; +ttest_ssockt_cgeno_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgeno_small_tcp6, + Runtime, + inet6, + sock, true, + gen, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = once +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssockt_cgeno_medium_tcp4(suite) -> + []; +ttest_ssockt_cgeno_medium_tcp4(doc) -> + []; +ttest_ssockt_cgeno_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgeno_medium_tcp4, + Runtime, + inet, + sock, true, + gen, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = once +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssockt_cgeno_medium_tcp6(suite) -> + []; +ttest_ssockt_cgeno_medium_tcp6(doc) -> + []; +ttest_ssockt_cgeno_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgeno_medium_tcp6, + Runtime, + inet6, + sock, true, + gen, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = once +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssockt_cgeno_large_tcp4(suite) -> + []; +ttest_ssockt_cgeno_large_tcp4(doc) -> + []; +ttest_ssockt_cgeno_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgeno_large_tcp4, + Runtime, + inet, + sock, true, + gen, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = once +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssockt_cgeno_large_tcp6(suite) -> + []; +ttest_ssockt_cgeno_large_tcp6(doc) -> + []; +ttest_ssockt_cgeno_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgeno_large_tcp6, + Runtime, + inet6, + sock, true, + gen, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = true +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssockt_cgent_small_tcp4(suite) -> + []; +ttest_ssockt_cgent_small_tcp4(doc) -> + []; +ttest_ssockt_cgent_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgent_small_tcp4, + Runtime, + inet, + sock, true, + gen, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = true +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssockt_cgent_small_tcp6(suite) -> + []; +ttest_ssockt_cgent_small_tcp6(doc) -> + []; +ttest_ssockt_cgent_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgent_small_tcp6, + Runtime, + inet6, + sock, true, + gen, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = true +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssockt_cgent_medium_tcp4(suite) -> + []; +ttest_ssockt_cgent_medium_tcp4(doc) -> + []; +ttest_ssockt_cgent_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgent_medium_tcp4, + Runtime, + inet, + sock, true, + gen, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = true +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssockt_cgent_medium_tcp6(suite) -> + []; +ttest_ssockt_cgent_medium_tcp6(doc) -> + []; +ttest_ssockt_cgent_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgent_medium_tcp6, + Runtime, + inet6, + sock, true, + gen, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = true +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssockt_cgent_large_tcp4(suite) -> + []; +ttest_ssockt_cgent_large_tcp4(doc) -> + []; +ttest_ssockt_cgent_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgent_large_tcp4, + Runtime, + inet, + sock, true, + gen, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = gen_tcp, Active = true +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssockt_cgent_large_tcp6(suite) -> + []; +ttest_ssockt_cgent_large_tcp6(doc) -> + []; +ttest_ssockt_cgent_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_cgent_large_tcp6, + Runtime, + inet6, + sock, true, + gen, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = false +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssockt_csockf_small_tcp4(suite) -> + []; +ttest_ssockt_csockf_small_tcp4(doc) -> + []; +ttest_ssockt_csockf_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csockf_small_tcp4, + Runtime, + inet, + sock, true, + sock, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = false +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssockt_csockf_small_tcp6(suite) -> + []; +ttest_ssockt_csockf_small_tcp6(doc) -> + []; +ttest_ssockt_csockf_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csockf_small_tcp6, + Runtime, + inet6, + sock, true, + sock, false, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = false +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssockt_csockf_medium_tcp4(suite) -> + []; +ttest_ssockt_csockf_medium_tcp4(doc) -> + []; +ttest_ssockt_csockf_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csockf_medium_tcp4, + Runtime, + inet, + sock, true, + sock, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = false +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssockt_csockf_medium_tcp6(suite) -> + []; +ttest_ssockt_csockf_medium_tcp6(doc) -> + []; +ttest_ssockt_csockf_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csockf_medium_tcp6, + Runtime, + inet6, + sock, true, + sock, false, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = false +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssockt_csockf_large_tcp4(suite) -> + []; +ttest_ssockt_csockf_large_tcp4(doc) -> + []; +ttest_ssockt_csockf_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csockf_large_tcp4, + Runtime, + inet, + sock, true, + sock, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = false +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssockt_csockf_large_tcp6(suite) -> + []; +ttest_ssockt_csockf_large_tcp6(doc) -> + []; +ttest_ssockt_csockf_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csockf_large_tcp6, + Runtime, + inet6, + sock, true, + sock, false, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = once +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssockt_csocko_small_tcp4(suite) -> + []; +ttest_ssockt_csocko_small_tcp4(doc) -> + []; +ttest_ssockt_csocko_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csocko_small_tcp4, + Runtime, + inet, + sock, true, + sock, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = once +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssockt_csocko_small_tcp6(suite) -> + []; +ttest_ssockt_csocko_small_tcp6(doc) -> + []; +ttest_ssockt_csocko_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csocko_small_tcp6, + Runtime, + inet6, + sock, true, + sock, once, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = once +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssockt_csocko_medium_tcp4(suite) -> + []; +ttest_ssockt_csocko_medium_tcp4(doc) -> + []; +ttest_ssockt_csocko_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csocko_medium_tcp4, + Runtime, + inet, + sock, true, + sock, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = once +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssockt_csocko_medium_tcp6(suite) -> + []; +ttest_ssockt_csocko_medium_tcp6(doc) -> + []; +ttest_ssockt_csocko_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csocko_medium_tcp6, + Runtime, + inet6, + sock, true, + sock, once, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = once +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssockt_csocko_large_tcp4(suite) -> + []; +ttest_ssockt_csocko_large_tcp4(doc) -> + []; +ttest_ssockt_csocko_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csocko_large_tcp4, + Runtime, + inet, + sock, true, + sock, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = once +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssockt_csocko_large_tcp6(suite) -> + []; +ttest_ssockt_csocko_large_tcp6(doc) -> + []; +ttest_ssockt_csocko_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csocko_large_tcp6, + Runtime, + inet6, + sock, true, + sock, once, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = true +%% Message Size: small (=1) +%% Domain: inet +%% + +ttest_ssockt_csockt_small_tcp4(suite) -> + []; +ttest_ssockt_csockt_small_tcp4(doc) -> + []; +ttest_ssockt_csockt_small_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csockt_small_tcp4, + Runtime, + inet, + sock, true, + sock, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = true +%% Message Size: small (=1) +%% Domain: inet6 +%% + +ttest_ssockt_csockt_small_tcp6(suite) -> + []; +ttest_ssockt_csockt_small_tcp6(doc) -> + []; +ttest_ssockt_csockt_small_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csocko_small_tcp6, + Runtime, + inet6, + sock, true, + sock, true, + 1, 200). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = true +%% Message Size: medium (=2) +%% Domain: inet +%% + +ttest_ssockt_csockt_medium_tcp4(suite) -> + []; +ttest_ssockt_csockt_medium_tcp4(doc) -> + []; +ttest_ssockt_csockt_medium_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csockt_medium_tcp4, + Runtime, + inet, + sock, true, + sock, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = true +%% Message Size: medium (=2) +%% Domain: inet6 +%% + +ttest_ssockt_csockt_medium_tcp6(suite) -> + []; +ttest_ssockt_csockt_medium_tcp6(doc) -> + []; +ttest_ssockt_csockt_medium_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csockt_medium_tcp6, + Runtime, + inet6, + sock, true, + sock, true, + 2, 20). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = true +%% Message Size: large (=3) +%% Domain: inet +%% + +ttest_ssockt_csockt_large_tcp4(suite) -> + []; +ttest_ssockt_csockt_large_tcp4(doc) -> + []; +ttest_ssockt_csockt_large_tcp4(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csockt_large_tcp4, + Runtime, + inet, + sock, true, + sock, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% This test case uses the time test (ttest) utility to implement a +%% ping-pong like test case. +%% Server: Transport = socket(tcp), Active = true +%% Client: Transport = socket(tcp), Active = true +%% Message Size: large (=3) +%% Domain: inet6 +%% + +ttest_ssockt_csockt_large_tcp6(suite) -> + []; +ttest_ssockt_csockt_large_tcp6(doc) -> + []; +ttest_ssockt_csockt_large_tcp6(Config) when is_list(Config) -> + Runtime = which_ttest_runtime(Config), + ttest_tcp(ttest_ssockt_csockt_large_tcp6, + Runtime, + inet6, + sock, true, + sock, true, + 3, 2). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +which_ttest_runtime(Config) when is_list(Config) -> + case lists:keysearch(esock_test_ttest_runtime, 1, Config) of + {value, {esock_test_ttest_runtime, Runtime}} -> + Runtime; + false -> + which_ttest_runtime_env() + end. + +which_ttest_runtime_env() -> + which_ttest_runtime_env(os:getenv("ESOCK_TEST_TTEST_RUNTIME")). + +which_ttest_runtime_env(TStr) when is_list(TStr) -> + which_ttest_runtime_env2(lists:reverse(TStr)); +which_ttest_runtime_env(false) -> + ?TTEST_RUNTIME. + + +%% The format is: <int>[unit] +%% where the optional unit can be: +%% ms: milliseconds +%% s: seconds (default) +%% m: minutes +which_ttest_runtime_env2([$m, $s | MS]) when (length(MS) > 0) -> + convert_time(MS, fun(X) -> X end); +which_ttest_runtime_env2([$m | M]) when (length(M) > 0) -> + convert_time(M, fun(X) -> ?MINS(X) end); +which_ttest_runtime_env2([$s | S]) when (length(S) > 0) -> + convert_time(S, fun(X) -> ?SECS(X) end); +which_ttest_runtime_env2(S) -> + convert_time(S, fun(X) -> ?SECS(X) end). + +convert_time(TStrRev, Convert) -> + try list_to_integer(lists:reverse(TStrRev)) of + I -> Convert(I) + catch + _:_ -> + ?TTEST_RUNTIME + end. + +ttest_tcp(TC, + Domain, + ServerMod, ServerActive, + ClientMod, ClientActive, + MsgID, MaxOutstanding) -> + ttest_tcp(TC, + ?TTEST_RUNTIME, + Domain, + ServerMod, ServerActive, + ClientMod, ClientActive, + MsgID, MaxOutstanding). +ttest_tcp(TC, + Runtime, + Domain, + ServerMod, ServerActive, + ClientMod, ClientActive, + MsgID, MaxOutstanding) -> + tc_try(TC, + fun() -> + if (Domain =/= inet) -> not_yet_implemented(); true -> ok end, + %% This may be overkill, depending on the runtime, + %% but better safe then sorry... + ?TT(Runtime + ?SECS(60)), + InitState = #{domain => Domain, + msg_id => MsgID, + max_outstanding => MaxOutstanding, + runtime => Runtime, + server_mod => ServerMod, + server_active => ServerActive, + client_mod => ClientMod, + client_active => ClientActive}, + ok = ttest_tcp(InitState) + end). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +ttest_tcp(InitState) -> + ServerSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + Tester = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + + %% *** Init part *** + #{desc => "create node", + cmd => fun(#{host := Host} = State) -> + case start_node(Host, server) of + {ok, Node} -> + {ok, State#{node => Node}}; + {error, Reason, _} -> + {error, Reason} + end + end}, + #{desc => "monitor server node", + cmd => fun(#{node := Node} = _State) -> + true = erlang:monitor_node(Node, true), + ok + end}, + #{desc => "start ttest (remote) server", + cmd => fun(#{mod := Mod, + active := Active, + node := Node} = State) -> + case ttest_tcp_server_start(Node, Mod, Active) of + {ok, {{Pid, _MRef}, {Addr, Port}}} -> + {ok, State#{rserver => Pid, + addr => Addr, + port => Port}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester, + addr := Addr, + port := Port}) -> + ?SEV_ANNOUNCE_READY(Tester, init, {Addr, Port}), + ok + end}, + + + %% *** Termination *** + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester, + rserver := RServer} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester, + [{rserver, RServer}]) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + %% The remote server is in a accept, with a timeout of 5 seconds, + %% so may have to wait a bit... + #{desc => "order (remote) ttest server terminate", + cmd => fun(#{node := _Node, + rserver := RServer}) -> + ttest_tcp_server_stop(RServer), + ok + end}, + #{desc => "await ttest (remote) server termination", + cmd => fun(#{rserver := RServer} = State) -> + ?SEV_AWAIT_TERMINATION(RServer), + State1 = maps:remove(rserver, State), + {ok, State1} + end}, + #{desc => "stop (server) node", + cmd => fun(#{node := Node} = _State) -> + stop_node(Node) + end}, + #{desc => "await (server) node termination", + cmd => fun(#{node := Node} = State) -> + receive + {nodedown, Node} -> + {ok, maps:remove(node, State)} + end + end}, + + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + ClientSeq = + [ + %% *** Wait for start order part *** + #{desc => "await start", + cmd => fun(State) -> + {Tester, {ServerAddr, ServerPort}} = ?SEV_AWAIT_START(), + {ok, State#{tester => Tester, + server_addr => ServerAddr, + server_port => ServerPort}} + end}, + #{desc => "monitor tester", + cmd => fun(#{tester := Tester} = _State) -> + _MRef = erlang:monitor(process, Tester), + ok + end}, + + + %% *** Init part *** + #{desc => "create node", + cmd => fun(#{host := Host} = State) -> + case start_node(Host, client) of + {ok, Node} -> + {ok, State#{node => Node}}; + {error, Reason, _} -> + {error, Reason} + end + end}, + #{desc => "monitor client node", + cmd => fun(#{node := Node} = _State) -> + true = erlang:monitor_node(Node, true), + ok + end}, + #{desc => "announce ready (init)", + cmd => fun(#{tester := Tester}) -> + ?SEV_ANNOUNCE_READY(Tester, init), + ok + end}, + + + %% The actual test + #{desc => "await continue (ttest)", + cmd => fun(#{tester := Tester} = _State) -> + ?SEV_AWAIT_CONTINUE(Tester, tester, ttest), + ok + end}, + #{desc => "start ttest (remote) client", + cmd => fun(#{node := Node, + mod := Mod, + active := Active, + msg_id := MsgID, + max_outstanding := MaxOutstanding, + runtime := RunTime, + server_addr := Addr, + server_port := Port} = State) -> + Self = self(), + Notify = + fun(Result) -> + ?SEV_ANNOUNCE_READY(Self, ttest, Result) + end, + case ttest_tcp_client_start(Node, Notify, + Mod, Active, + Addr, Port, + MsgID, MaxOutstanding, + RunTime) of + {ok, {Pid, _MRef}} -> + {ok, State#{rclient => Pid}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await ttest ready", + cmd => fun(#{tester := Tester, + rclient := RClient} = State) -> + %% TTestResult = ?SEV_AWAIT_READY(RClient, rclient, ttest, + %% [{tester, Tester}]), + case ?SEV_AWAIT_READY(RClient, rclient, ttest, + [{tester, Tester}]) of + {ok, Result} -> + {ok, State#{result => Result}}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "await ttest (remote) client termination", + cmd => fun(#{rclient := RClient} = State) -> + ?SEV_AWAIT_TERMINATION(RClient), + State1 = maps:remove(rclient, State), + {ok, State1} + end}, + #{desc => "announce ready (ttest)", + cmd => fun(#{tester := Tester, + result := Result} = State) -> + ?SEV_ANNOUNCE_READY(Tester, ttest, Result), + {ok, maps:remove(result, State)} + end}, + + + %% *** Termination *** + #{desc => "await terminate (from tester)", + cmd => fun(#{tester := Tester} = State) -> + case ?SEV_AWAIT_TERMINATE(Tester, tester) of + ok -> + {ok, maps:remove(tester, State)}; + {error, _} = ERROR -> + ERROR + end + end}, + #{desc => "stop (client) node", + cmd => fun(#{node := Node} = _State) -> + stop_node(Node) + end}, + #{desc => "await (client) node termination", + cmd => fun(#{node := Node} = State) -> + receive + {nodedown, Node} -> + {ok, maps:remove(node, State)} + end + end}, + + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + TesterSeq = + [ + %% *** Init part *** + #{desc => "monitor server", + cmd => fun(#{server := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + #{desc => "monitor client", + cmd => fun(#{client := Pid} = _State) -> + _MRef = erlang:monitor(process, Pid), + ok + end}, + + %% Start the server + #{desc => "order server start", + cmd => fun(#{server := Pid} = _State) -> + ?SEV_ANNOUNCE_START(Pid), + ok + end}, + #{desc => "await server ready (init)", + cmd => fun(#{server := Pid} = State) -> + {ok, {Addr, Port}} = ?SEV_AWAIT_READY(Pid, server, init), + {ok, State#{server_addr => Addr, + server_port => Port}} + end}, + + + %% Start the client + #{desc => "order client start", + cmd => fun(#{client := Pid, + server_addr := Addr, + server_port := Port} = _State) -> + ?SEV_ANNOUNCE_START(Pid, {Addr, Port}), + ok + end}, + #{desc => "await client ready (init)", + cmd => fun(#{client := Client} = _State) -> + ok = ?SEV_AWAIT_READY(Client, client, init) + end}, + + %% The actual test + #{desc => "order client continue (ttest)", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_CONTINUE(Client, ttest), + ok + end}, + #{desc => "await client ready (ttest)", + cmd => fun(#{server := Server, + client := Client} = State) -> + case ?SEV_AWAIT_READY(Client, client, ttest, + [{server, Server}]) of + {ok, Result} -> + {ok, State#{result => Result}}; + {error, _} = ERROR -> + ERROR + end + end}, + + + %% *** Terminate server *** + #{desc => "order client terminate", + cmd => fun(#{client := Client} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Client), + ok + end}, + #{desc => "await client down", + cmd => fun(#{client := Client} = State) -> + ?SEV_AWAIT_TERMINATION(Client), + State1 = maps:remove(client, State), + {ok, State1} + end}, + #{desc => "order server terminate", + cmd => fun(#{server := Server} = _State) -> + ?SEV_ANNOUNCE_TERMINATE(Server), + ok + end}, + #{desc => "await server down", + cmd => fun(#{server := Server} = _State) -> + ?SEV_AWAIT_TERMINATION(Server), + ok + end}, + + + %% Present the results + #{desc => "present the results", + cmd => fun(#{result := Result} = State) -> + case Result of + #{status := ok, + runtime := RunTime, + cnt := Cnt, + bcnt := BCnt} -> + ?SEV_IPRINT( + "TTest results: " + "~n Run Time: ~s" + "~n Byte Count: ~s" + "~n Number of message exchanges: ~s" + "~n~n", + [ + ?TTEST_LIB:format_time(RunTime), + if ((BCnt =:= 0) orelse (RunTime =:= 0)) -> + ?TTEST_LIB:format("~w, ~w", + [BCnt, RunTime]); + true -> + ?TTEST_LIB:format("~p => ~p byte / ms", + [BCnt, BCnt div RunTime]) + end, + if (RunTime =:= 0) -> + "-"; + true -> + ?TTEST_LIB:format("~p => ~p iterations / ms", + [Cnt, Cnt div RunTime]) + end + ]), + {ok, maps:remove(result, State)}; + + #{status := Failure, + runtime := RunTime, + sid := SID, + rid := RID, + scnt := SCnt, + rcnt := RCnt, + bcnt := BCnt, + num := Num} -> + ?SEV_EPRINT("Time Test failed: " + "~n ~p" + "~n" + "~nwhen" + "~n" + "~n Run Time: ~s" + "~n Send ID: ~p" + "~n Recv ID: ~p" + "~n Send Count: ~p" + "~n Recv Count: ~p" + "~n Byte Count: ~p" + "~n Num Iterations: ~p", + [Failure, + ?TTEST_LIB:format_time(RunTime), + SID, RID, SCnt, RCnt, BCnt, Num]), + {error, Failure} + end + end}, + + %% This is just so that the printout above shall have time to come + %% out before then end of the test case. + ?SEV_SLEEP(?SECS(1)), + + %% *** We are done *** + ?SEV_FINISH_NORMAL + ], + + i("start server evaluator"), + ServerInitState = #{host => local_host(), + domain => maps:get(domain, InitState), + mod => maps:get(server_mod, InitState), + active => maps:get(server_active, InitState)}, + Server = ?SEV_START("server", ServerSeq, ServerInitState), + + i("start client evaluator"), + ClientInitState = #{host => local_host(), + domain => maps:get(domain, InitState), + mod => maps:get(client_mod, InitState), + active => maps:get(client_active, InitState), + msg_id => maps:get(msg_id, InitState), + max_outstanding => maps:get(max_outstanding, InitState), + runtime => maps:get(runtime, InitState)}, + Client = ?SEV_START("client", ClientSeq, ClientInitState), + + i("start 'tester' evaluator"), + TesterInitState = #{server => Server#ev.pid, + client => Client#ev.pid}, + Tester = ?SEV_START("tester", TesterSeq, TesterInitState), + + i("await evaluator(s)"), + ok = ?SEV_AWAIT_FINISH([Server, Client, Tester]). + + + +ttest_tcp_server_start(Node, gen, Active) -> + Transport = socket_test_ttest_tcp_gen, + socket_test_ttest_tcp_server:start_monitor(Node, Transport, Active); +ttest_tcp_server_start(Node, sock, Active) -> + TransportMod = socket_test_ttest_tcp_socket, + Transport = {TransportMod, #{method => plain}}, + socket_test_ttest_tcp_server:start_monitor(Node, Transport, Active). + +ttest_tcp_server_stop(Pid) -> + socket_test_ttest_tcp_server:stop(Pid). + +ttest_tcp_client_start(Node, + Notify, + gen, + Active, Addr, Port, MsgID, MaxOutstanding, RunTime) -> + Transport = socket_test_ttest_tcp_gen, + socket_test_ttest_tcp_client:start_monitor(Node, + Notify, + Transport, + Active, + Addr, Port, + MsgID, MaxOutstanding, RunTime); +ttest_tcp_client_start(Node, + Notify, + sock, + Active, Addr, Port, MsgID, MaxOutstanding, RunTime) -> + TransportMod = socket_test_ttest_tcp_socket, + Transport = {TransportMod, #{method => plain}}, + socket_test_ttest_tcp_client:start_monitor(Node, + Notify, + Transport, + Active, + Addr, Port, + MsgID, MaxOutstanding, RunTime). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +start_node(Host, NodeName) -> + UniqueNodeName = f("~w_~w", [NodeName, erlang:system_time(millisecond)]), + case do_start_node(Host, UniqueNodeName) of + {ok, _} = OK -> + global:sync(), + %% i("Node ~p started: " + %% "~n Nodes: ~p" + %% "~n Logger: ~p" + %% "~n Global Names: ~p", + %% [NodeName, nodes(), + %% global:whereis_name(socket_test_logger), + %% global:registered_names()]), + OK; + {error, Reason, _} -> + {error, Reason} + end. + +do_start_node(Host, NodeName) when is_list(NodeName) -> + do_start_node(Host, list_to_atom(NodeName)); +do_start_node(Host, NodeName) when is_atom(NodeName) -> + Dir = filename:dirname(code:which(?MODULE)), + Flags = "-pa " ++ Dir, + Opts = [{monitor_master, true}, {erl_flags, Flags}], + ct_slave:start(Host, NodeName, Opts). + + +stop_node(Node) -> + case ct_slave:stop(Node) of + {ok, _} -> + ok; + {error, _} = ERROR -> + ERROR + end. + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +sock_open(Domain, Type, Proto) -> + try socket:open(Domain, Type, Proto) of + {ok, Socket} -> + Socket; + {error, Reason} -> + ?FAIL({open, Reason}) + catch + C:E:S -> + ?FAIL({open, C, E, S}) + end. + + +sock_bind(Sock, SockAddr) -> + try socket:bind(Sock, SockAddr) of + {ok, Port} -> + Port; + {error, Reason} -> + i("sock_bind -> error: ~p", [Reason]), + ?FAIL({bind, Reason}) + catch + C:E:S -> + i("sock_bind -> failed: ~p, ~p, ~p", [C, E, S]), + ?FAIL({bind, C, E, S}) + end. + +sock_connect(Sock, SockAddr) -> + try socket:connect(Sock, SockAddr) of + ok -> + ok; + {error, Reason} -> + ?FAIL({connect, Reason}) + catch + C:E:S -> + ?FAIL({connect, C, E, S}) + end. + +sock_sockname(Sock) -> + try socket:sockname(Sock) of + {ok, SockAddr} -> + SockAddr; + {error, Reason} -> + ?FAIL({sockname, Reason}) + catch + C:E:S -> + ?FAIL({sockname, C, E, S}) + end. + + +%% sock_listen(Sock) -> +%% sock_listen2(fun() -> socket:listen(Sock) end). + +%% sock_listen(Sock, BackLog) -> +%% sock_listen2(fun() -> socket:listen(Sock, BackLog) end). + +%% sock_listen2(Listen) -> +%% try Listen() of +%% ok -> +%% ok; +%% {error, Reason} -> +%% ?FAIL({listen, Reason}) +%% catch +%% C:E:S -> +%% ?FAIL({listen, C, E, S}) +%% end. + + +%% sock_accept(LSock) -> +%% try socket:accept(LSock) of +%% {ok, Sock} -> +%% Sock; +%% {error, Reason} -> +%% i("sock_accept -> error: ~p", [Reason]), +%% ?FAIL({accept, Reason}) +%% catch +%% C:E:S -> +%% i("sock_accept -> failed: ~p, ~p, ~p", [C, E, S]), +%% ?FAIL({accept, C, E, S}) +%% end. + + +sock_close(Sock) -> + try socket:close(Sock) of + ok -> + ok; + {error, Reason} -> + i("sock_close -> error: ~p", [Reason]), + ?FAIL({close, Reason}) + catch + C:E:S -> + i("sock_close -> failed: ~p, ~p, ~p", [C, E, S]), + ?FAIL({close, C, E, S}) + end. + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +local_host() -> + try net_adm:localhost() of + Host when is_list(Host) -> + %% Convert to shortname if long + case string:tokens(Host, [$.]) of + [H|_] -> + list_to_atom(H) + end + catch + C:E:S -> + erlang:raise(C, E, S) + end. + + +%% This gets the local address (not 127.0...) +%% We should really implement this using the (new) net module, +%% but until that gets the necessary functionality... +which_local_addr(Domain) -> + case inet:getifaddrs() of + {ok, IFL} -> + which_addr(Domain, IFL); + {error, Reason} -> + ?FAIL({inet, getifaddrs, Reason}) + end. + +which_addr(_Domain, []) -> + ?FAIL(no_address); +which_addr(Domain, [{"lo" ++ _, _}|IFL]) -> + which_addr(Domain, IFL); +which_addr(Domain, [{_Name, IFO}|IFL]) -> + case which_addr2(Domain, IFO) of + {ok, Addr} -> + Addr; + {error, no_address} -> + which_addr(Domain, IFL) + end; +which_addr(Domain, [_|IFL]) -> + which_addr(Domain, IFL). + +which_addr2(_Domain, []) -> + {error, no_address}; +which_addr2(inet = _Domain, [{addr, Addr}|_IFO]) when (size(Addr) =:= 4) -> + {ok, Addr}; +which_addr2(inet6 = _Domain, [{addr, Addr}|_IFO]) when (size(Addr) =:= 8) -> + {ok, Addr}; +which_addr2(Domain, [_|IFO]) -> + which_addr2(Domain, IFO). + + + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +not_yet_implemented() -> + skip("not yet implemented"). + +skip(Reason) -> + throw({skip, Reason}). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +t() -> + os:timestamp(). + + +tdiff({A1, B1, C1} = _T1x, {A2, B2, C2} = _T2x) -> + T1 = A1*1000000000+B1*1000+(C1 div 1000), + T2 = A2*1000000000+B2*1000+(C2 div 1000), + T2 - T1. + + +formated_timestamp() -> + format_timestamp(os:timestamp()). + +format_timestamp({_N1, _N2, _N3} = TS) -> + {_Date, Time} = calendar:now_to_local_time(TS), + %% {YYYY,MM,DD} = Date, + {Hour,Min,Sec} = Time, + %% FormatTS = + %% io_lib:format("~.4w-~.2.0w-~.2.0w ~.2.0w:~.2.0w:~.2.0w.~w", + %% [YYYY, MM, DD, Hour, Min, Sec, N3]), + FormatTS = io_lib:format("~.2.0w:~.2.0w:~.2.0w", [Hour, Min, Sec]), + lists:flatten(FormatTS). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +set_tc_name(N) when is_atom(N) -> + set_tc_name(atom_to_list(N)); +set_tc_name(N) when is_list(N) -> + put(tc_name, N). + +%% get_tc_name() -> +%% get(tc_name). + +tc_begin(TC) -> + set_tc_name(TC), + tc_print("begin ***", + "~n----------------------------------------------------~n", ""). + +tc_end(Result) when is_list(Result) -> + tc_print("done: ~s", [Result], + "", "----------------------------------------------------~n~n"), + ok. + + +tc_try(Case, Fun) when is_atom(Case) andalso is_function(Fun, 0) -> + tc_begin(Case), + try + begin + Fun(), + ?SLEEP(?SECS(1)), + tc_end("ok") + end + catch + throw:{skip, _} = SKIP -> + tc_end("skipping"), + SKIP; + Class:Error:Stack -> + tc_end("failed"), + erlang:raise(Class, Error, Stack) + end. + + +tc_print(F, Before, After) -> + tc_print(F, [], Before, After). + +tc_print(F, A, Before, After) -> + Name = tc_which_name(), + FStr = f("*** [~s][~s][~p] " ++ F ++ "~n", + [formated_timestamp(),Name,self()|A]), + io:format(user, Before ++ FStr ++ After, []). + +tc_which_name() -> + case get(tc_name) of + undefined -> + case get(sname) of + undefined -> + ""; + SName when is_list(SName) -> + SName + end; + Name when is_list(Name) -> + Name + end. + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +l2a(S) when is_list(S) -> + list_to_atom(S). + +l2b(L) when is_list(L) -> + list_to_binary(L). + +b2l(B) when is_binary(B) -> + binary_to_list(B). + +f(F, A) -> + lists:flatten(io_lib:format(F, A)). + +%% p(F) -> +%% p(F, []). + +%% p(F, A) -> +%% p(F, A, "", ""). + +%% p(F, A, Before, After) when is_list(Before) andalso is_list(After) -> +%% TcName = +%% case get(tc_name) of +%% undefined -> +%% case get(sname) of +%% undefined -> +%% ""; +%% SName when is_list(SName) -> +%% SName +%% end; +%% Name when is_list(Name) -> +%% Name +%% end, +%% FStr = f("*** [~s][~s][~p] " ++ F ++ "~n", +%% [formated_timestamp(),TcName,self()|A]), +%% i(Before ++ FStr ++ After, []). + + +%% d(F, A) -> +%% d(get(dbg_fd), F, A). + +%% d(undefined, F, A) -> +%% [NodeNameStr|_] = string:split(atom_to_list(node()), [$@]), +%% DbgFileName = f("~s-dbg.txt", [NodeNameStr]), +%% case file:open(DbgFileName, [write]) of +%% {ok, FD} -> +%% put(dbg_fd, FD), +%% d(FD, F, A); +%% {error, Reason} -> +%% exit({failed_open_dbg_file, Reason}) +%% end; +%% d(FD, F, A) -> +%% io:format(FD, "~s~n", [f("[~s] " ++ F, [formated_timestamp()|A])]). + +i(F) -> + i(F, []). + +i(F, A) -> + FStr = f("[~s] " ++ F, [formated_timestamp()|A]), + io:format(user, FStr ++ "~n", []), + io:format(FStr, []). + diff --git a/erts/emulator/test/socket_test_evaluator.erl b/erts/emulator/test/socket_test_evaluator.erl new file mode 100644 index 0000000000..c5748ac21b --- /dev/null +++ b/erts/emulator/test/socket_test_evaluator.erl @@ -0,0 +1,563 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket_test_evaluator). + +%% Evaluator control functions +-export([ + start/3, + await_finish/1 + ]). + +%% Functions used by evaluators to interact with eachother +-export([ + %% Announce functions + %% (Send an announcement from one evaluator to another) + announce_start/1, announce_start/2, + announce_continue/2, announce_continue/3, + announce_ready/2, announce_ready/3, + announce_terminate/1, + + %% Await functions + %% (Wait for an announcement from another evaluator) + await_start/0, await_start/1, + await_continue/3, await_continue/4, + await_ready/3, await_ready/4, + await_terminate/2, await_terminate/3, + await_termination/1, await_termination/2 + ]). + +%% Utility functions +-export([ + iprint/2, % Info printouts + eprint/2 % Error printouts + ]). + +-export_type([ + ev/0, + initial_evaluator_state/0, + evaluator_state/0, + command_fun/0, + command/0 + ]). + + +-include("socket_test_evaluator.hrl"). + +-type ev() :: #ev{}. +-type initial_evaluator_state() :: map(). +-type evaluator_state() :: term(). +-type command_fun() :: + fun((State :: evaluator_state()) -> ok) | + fun((State :: evaluator_state()) -> {ok, evaluator_state()}) | + fun((State :: evaluator_state()) -> {error, term()}). + +-type command() :: #{desc := string(), + cmd := command_fun()}. + + +%% ============================================================================ + +-define(LIB, socket_test_lib). +-define(LOGGER, socket_test_logger). + +-define(EXTRA_NOTHING, '$nothing'). +-define(ANNOUNCEMENT_START, '$start'). +-define(ANNOUNCEMENT_READY, '$ready'). +-define(ANNOUNCEMENT_CONTINUE, '$continue'). +-define(ANNOUNCEMENT_TERMINATE, '$terminate'). + +-define(START_NAME_NONE, '$no-name'). +-define(START_SLOGAN, ?ANNOUNCEMENT_START). +-define(TERMINATE_SLOGAN, ?ANNOUNCEMENT_TERMINATE). + + +%% ============================================================================ + +-spec start(Name, Seq, Init) -> ev() when + Name :: string(), + Seq :: [command()], + Init :: initial_evaluator_state(). + +start(Name, Seq, InitState) + when is_list(Name) andalso is_list(Seq) andalso (Seq =/= []) -> + %% Make sure 'parent' is not already used + case maps:find(parent, InitState) of + {ok, _} -> + erlang:error({already_used, parent}); + error -> + InitState2 = InitState#{parent => self()}, + Pid = erlang:spawn_link( + fun() -> init(Name, Seq, InitState2) end), + MRef = erlang:monitor(process, Pid), + #ev{name = Name, pid = Pid, mref = MRef} + end. + +init(Name, Seq, Init) -> + put(sname, Name), + loop(1, Seq, Init). + +loop(_ID, [], FinalState) -> + exit(FinalState); +loop(ID, [#{desc := Desc, + cmd := Cmd}|Cmds], State) when is_function(Cmd, 1) -> + iprint("evaluate command ~2w: ~s", [ID, Desc]), + try Cmd(State) of + ok -> + loop(ID + 1, Cmds, State); + {ok, NewState} -> + loop(ID + 1, Cmds, NewState); + {skip, Reason} -> + exit({skip, Reason}); + {error, Reason} -> + eprint("command ~w failed: " + "~n Reason: ~p", [ID, Reason]), + exit({command_failed, ID, Reason, State}) + catch + throw:{skip, R} = E:_ -> + eprint("command ~w skip: " + "~n Skip Reason: ~p", [ID, R]), + exit(E); + C:E:S -> + eprint("command ~w crashed: " + "~n Class: ~p" + "~n Error: ~p" + "~n Call Stack: ~p", [ID, C, E, S]), + exit({command_crashed, ID, {C,E,S}, State}) + end. + + +%% ============================================================================ + +-spec await_finish(Evs) -> term() when + Evs :: [ev()]. + +await_finish(Evs) -> + await_finish(Evs, [], []). + +await_finish([], _, []) -> + ok; +await_finish([], _OK, Fails) -> + ?SEV_EPRINT("Fails: " + "~n ~p", [Fails]), + Fails; +await_finish(Evs, OK, Fails) -> + receive + %% Successfull termination of evaluator + {'DOWN', _MRef, process, Pid, normal} -> + {Evs2, OK2, Fails2} = await_finish_normal(Pid, Evs, OK, Fails), + await_finish(Evs2, OK2, Fails2); + {'EXIT', Pid, normal} -> + {Evs2, OK2, Fails2} = await_finish_normal(Pid, Evs, OK, Fails), + await_finish(Evs2, OK2, Fails2); + + %% The evaluator can skip the teat case: + {'DOWN', _MRef, process, Pid, {skip, Reason}} -> + await_finish_skip(Pid, Reason, Evs, OK); + {'EXIT', Pid, {skip, Reason}} -> + await_finish_skip(Pid, Reason, Evs, OK); + + %% Evaluator failed + {'DOWN', _MRef, process, Pid, Reason} -> + {Evs2, OK2, Fails2} = await_finish_fail(Pid, Reason, Evs, OK, Fails), + await_finish(Evs2, OK2, Fails2); + {'EXIT', Pid, Reason} -> + {Evs2, OK2, Fails2} = await_finish_fail(Pid, Reason, Evs, OK, Fails), + await_finish(Evs2, OK2, Fails2) + end. + + +await_finish_normal(Pid, Evs, OK, Fails) -> + case lists:keysearch(Pid, #ev.pid, Evs) of + {value, #ev{name = Name}} -> + iprint("evaluator '~s' (~p) success", [Name, Pid]), + NewEvs = lists:keydelete(Pid, #ev.pid, Evs), + {NewEvs, [Pid|OK], Fails}; + false -> + case lists:member(Pid, OK) of + true -> + ok; + false -> + iprint("unknown process ~p died (normal)", [Pid]), + ok + end, + {Evs, OK, Fails} + end. + +await_finish_skip(Pid, Reason, Evs, OK) -> + case lists:keysearch(Pid, #ev.pid, Evs) of + {value, #ev{name = Name}} -> + iprint("evaluator '~s' (~p) issued SKIP: " + "~n ~p", [Name, Pid, Reason]); + false -> + case lists:member(Pid, OK) of + true -> + ok; + false -> + iprint("unknown process ~p issued SKIP: " + "~n ~p", [Pid, Reason]) + end + end, + ?LIB:skip(Reason). + + +await_finish_fail(Pid, Reason, Evs, OK, Fails) -> + case lists:keysearch(Pid, #ev.pid, Evs) of + {value, #ev{name = Name}} -> + iprint("evaluator '~s' (~p) failed", [Name, Pid]), + NewEvs = lists:keydelete(Pid, #ev.pid, Evs), + {NewEvs, OK, [{Pid, Reason}|Fails]}; + false -> + case lists:member(Pid, OK) of + true -> + ok; + false -> + iprint("unknown process ~p died: " + "~n ~p", [Pid, Reason]) + end, + {Evs, OK, Fails} + end. + + + +%% ============================================================================ + +-spec announce_start(To) -> ok when + To :: pid(). + +announce_start(To) -> + announce(To, ?ANNOUNCEMENT_START, ?START_SLOGAN). + +-spec announce_start(To, Extra) -> ok when + To :: pid(), + Extra :: term(). + +announce_start(To, Extra) -> + announce(To, ?ANNOUNCEMENT_START, ?START_SLOGAN, Extra). + + +%% ============================================================================ + +-spec announce_continue(To, Slogan) -> ok when + To :: pid(), + Slogan :: atom(). + +announce_continue(To, Slogan) -> + announce_continue(To, Slogan, ?EXTRA_NOTHING). + +-spec announce_continue(To, Slogan, Extra) -> ok when + To :: pid(), + Slogan :: atom(), + Extra :: term(). + +announce_continue(To, Slogan, Extra) -> + announce(To, ?ANNOUNCEMENT_CONTINUE, Slogan, Extra). + + +%% ============================================================================ + +-spec announce_ready(To, Slogan) -> ok when + To :: pid(), + Slogan :: atom(). + +announce_ready(To, Slogan) -> + announce_ready(To, Slogan, ?EXTRA_NOTHING). + +-spec announce_ready(To, Slogan, Extra) -> ok when + To :: pid(), + Slogan :: atom(), + Extra :: term(). + +announce_ready(To, Slogan, Extra) -> + announce(To, ?ANNOUNCEMENT_READY, Slogan, Extra). + + +%% ============================================================================ + +-spec announce_terminate(To) -> ok when + To :: pid(). + +announce_terminate(To) -> + announce(To, ?ANNOUNCEMENT_TERMINATE, ?TERMINATE_SLOGAN). + + +%% ============================================================================ + +-spec announce(To, Announcement, Slogan) -> ok when + To :: pid(), + Announcement :: atom(), + Slogan :: atom(). + +announce(To, Announcement, Slogan) -> + announce(To, Announcement, Slogan, ?EXTRA_NOTHING). + +-spec announce(To, Announcement, Slogan, Extra) -> ok when + To :: pid(), + Announcement :: atom(), + Slogan :: atom(), + Extra :: term(). + +announce(To, Announcement, Slogan, Extra) + when is_pid(To) andalso + is_atom(Announcement) andalso + is_atom(Slogan) -> + %% iprint("announce -> entry with: " + %% "~n To: ~p" + %% "~n Announcement: ~p" + %% "~n Slogan: ~p" + %% "~n Extra: ~p", + %% [To, Announcement, Slogan, Extra]), + To ! {Announcement, self(), Slogan, Extra}, + ok. + + + +%% ============================================================================ + +-spec await_start() -> Pid | {Pid, Extra} when + Pid :: pid(), + Extra :: term(). + +await_start() -> + await_start(any). + +-spec await_start(Pid) -> Pid | {Pid, Extra} when + Pid :: pid(), + Extra :: term(). + +await_start(P) when is_pid(P) orelse (P =:= any) -> + case await(P, ?START_NAME_NONE, ?ANNOUNCEMENT_START, ?START_SLOGAN, []) of + {ok, Any} when is_pid(P) -> + Any; + {ok, Pid} when is_pid(Pid) andalso (P =:= any) -> + Pid; + {ok, {Pid, _} = OK} when is_pid(Pid) andalso (P =:= any) -> + OK + end. + + +%% ============================================================================ + +-spec await_continue(From, Name, Slogan) -> ok | {ok, Extra} | {error, Reason} when + From :: pid(), + Name :: atom(), + Slogan :: atom(), + Extra :: term(), + Reason :: term(). + +await_continue(From, Name, Slogan) -> + await_continue(From, Name, Slogan, []). + +-spec await_continue(From, Name, Slogan, OtherPids) -> + ok | {ok, Extra} | {error, Reason} when + From :: pid(), + Name :: atom(), + Slogan :: atom(), + OtherPids :: [{pid(), atom()}], + Extra :: term(), + Reason :: term(). + +await_continue(From, Name, Slogan, OtherPids) + when is_pid(From) andalso + is_atom(Name) andalso + is_atom(Slogan) andalso + is_list(OtherPids) -> + await(From, Name, ?ANNOUNCEMENT_CONTINUE, Slogan, OtherPids). + + + +%% ============================================================================ + +-spec await_ready(From, Name, Slogan) -> ok | {ok, Extra} | {error, Reason} when + From :: pid(), + Name :: atom(), + Slogan :: atom(), + Extra :: term(), + Reason :: term(). + +await_ready(From, Name, Slogan) -> + await_ready(From, Name, Slogan, []). + +-spec await_ready(From, Name, Slogan, OtherPids) -> + ok | {ok, Extra} | {error, Reason} when + From :: pid(), + Name :: atom(), + Slogan :: atom(), + OtherPids :: [{pid(), atom()}], + Extra :: term(), + Reason :: term(). + +await_ready(From, Name, Slogan, OtherPids) + when is_pid(From) andalso + is_atom(Name) andalso + is_atom(Slogan) andalso + is_list(OtherPids) -> + await(From, Name, ?ANNOUNCEMENT_READY, Slogan, OtherPids). + + + +%% ============================================================================ + +-spec await_terminate(Pid, Name) -> ok | {error, Reason} when + Pid :: pid(), + Name :: atom(), + Reason :: term(). + +await_terminate(Pid, Name) when is_pid(Pid) andalso is_atom(Name) -> + await_terminate(Pid, Name, []). + +-spec await_terminate(Pid, Name, OtherPids) -> ok | {error, Reason} when + Pid :: pid(), + Name :: atom(), + OtherPids :: [{pid(), atom()}], + Reason :: term(). + +await_terminate(Pid, Name, OtherPids) -> + await(Pid, Name, ?ANNOUNCEMENT_TERMINATE, ?TERMINATE_SLOGAN, OtherPids). + + +%% ============================================================================ + +-spec await_termination(Pid) -> ok | {error, Reason} when + Pid :: pid(), + Reason :: term(). + +await_termination(Pid) when is_pid(Pid) -> + await_termination(Pid, any). + +-spec await_termination(Pid, ExpReason) -> ok | {error, Reason} when + Pid :: pid(), + ExpReason :: term(), + Reason :: term(). + +await_termination(Pid, ExpReason) -> + receive + {'DOWN', _, process, Pid, _} when (ExpReason =:= any) -> + ok; + {'DOWN', _, process, Pid, Reason} when (ExpReason =:= Reason) -> + ok; + {'DOWN', _, process, Pid, Reason} -> + {error, {unexpected_exit, ExpReason, Reason}} + end. + + +%% ============================================================================ + +%% We expect a message (announcement) from Pid, but we also watch for DOWN from +%% both Pid and OtherPids, in which case the test has failed! + +-spec await(ExpPid, Name, Announcement, Slogan, OtherPids) -> + ok | {ok, Extra} | {error, Reason} when + ExpPid :: any | pid(), + Name :: atom(), + Announcement :: atom(), + Slogan :: atom(), + OtherPids :: [{pid(), atom()}], + Extra :: term(), + Reason :: term(). + +await(ExpPid, Name, Announcement, Slogan, OtherPids) + when (is_pid(ExpPid) orelse (ExpPid =:= any)) andalso + is_atom(Name) andalso + is_atom(Announcement) andalso + is_atom(Slogan) andalso + is_list(OtherPids) -> + receive + {Announcement, Pid, Slogan, ?EXTRA_NOTHING} when (ExpPid =:= any) -> + {ok, Pid}; + {Announcement, Pid, Slogan, Extra} when (ExpPid =:= any) -> + {ok, {Pid, Extra}}; + {Announcement, Pid, Slogan, ?EXTRA_NOTHING} when (Pid =:= ExpPid) -> + ok; + {Announcement, Pid, Slogan, Extra} when (Pid =:= ExpPid) -> + {ok, Extra}; + {'DOWN', _, process, Pid, {skip, SkipReason}} when (Pid =:= ExpPid) -> + iprint("Unexpected SKIP from ~w (~p): " + "~n ~p", [Name, Pid, SkipReason]), + ?LIB:skip({Name, SkipReason}); + {'DOWN', _, process, Pid, Reason} when (Pid =:= ExpPid) -> + eprint("Unexpected DOWN from ~w (~p): " + "~n ~p", [Name, Pid, Reason]), + {error, {unexpected_exit, Name}}; + {'DOWN', _, process, OtherPid, Reason} -> + case check_down(OtherPid, Reason, OtherPids) of + ok -> + iprint("DOWN from unknown process ~p: " + "~n ~p", [OtherPid, Reason]), + await(ExpPid, Name, Announcement, Slogan, OtherPids); + {error, _} = ERROR -> + ERROR + end + after infinity -> % For easy debugging, just change to some valid time (5000) + iprint("await -> timeout for msg from ~p (~w): " + "~n Announcement: ~p" + "~n Slogan: ~p" + "~nwhen" + "~n Messages: ~p", + [ExpPid, Name, Announcement, Slogan, pi(messages)]), + await(ExpPid, Name, Announcement, Slogan, OtherPids) + end. + +pi(Item) -> + pi(self(), Item). + +pi(Pid, Item) -> + {Item, Info} = process_info(Pid, Item), + Info. + +check_down(Pid, DownReason, Pids) -> + case lists:keymember(Pid, 1, Pids) of + {value, {_, Name}} -> + eprint("Unexpected DOWN from ~w (~p): " + "~n ~p", [Name, Pid, DownReason]), + {error, {unexpected_exit, Name}}; + false -> + ok + end. + + +%% ============================================================================ + +f(F, A) -> + lists:flatten(io_lib:format(F, A)). + + +iprint(F, A) -> + print("", F, A). + +eprint(F, A) -> + print("<ERROR> ", F, A). + +print(Prefix, F, A) -> + %% The two prints is to get the output both in the shell (for when + %% "personal" testing is going on) and in the logs. + IDStr = + case get(sname) of + undefined -> + %% This means its not an evaluator, + %% or a named process. Instead its + %% most likely the test case itself, + %% so skip the name and the pid. + ""; + SName -> + f("[~s][~p]", [SName, self()]) + end, + ?LOGGER:format("[~s]~s ~s" ++ F, + [?LIB:formated_timestamp(), IDStr, Prefix | A]). diff --git a/erts/emulator/test/socket_test_evaluator.hrl b/erts/emulator/test/socket_test_evaluator.hrl new file mode 100644 index 0000000000..5be49dc022 --- /dev/null +++ b/erts/emulator/test/socket_test_evaluator.hrl @@ -0,0 +1,68 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-ifndef(socket_test_evaluator). +-define(socket_test_evaluator, true). + +-record(ev, {name :: string(), + pid :: pid(), + mref :: reference()}). + +-define(SEV, socket_test_evaluator). + +-define(SEV_START(N, S, IS), ?SEV:start(N, S, IS)). +-define(SEV_AWAIT_FINISH(Evs), ?SEV:await_finish(Evs)). + +-define(SEV_ANNOUNCE_START(To), ?SEV:announce_start(To)). +-define(SEV_ANNOUNCE_START(To, Ex), ?SEV:announce_start(To, Ex)). +-define(SEV_ANNOUNCE_CONTINUE(To, S), ?SEV:announce_continue(To, S)). +-define(SEV_ANNOUNCE_CONTINUE(To, S, Ex), ?SEV:announce_continue(To, S, Ex)). +-define(SEV_ANNOUNCE_READY(To, S), ?SEV:announce_ready(To, S)). +-define(SEV_ANNOUNCE_READY(To, S, Ex), ?SEV:announce_ready(To, S, Ex)). +-define(SEV_ANNOUNCE_TERMINATE(To), ?SEV:announce_terminate(To)). + +-define(SEV_AWAIT_START(), ?SEV:await_start()). +-define(SEV_AWAIT_START(P), ?SEV:await_start(P)). +-define(SEV_AWAIT_CONTINUE(F, N, S), ?SEV:await_continue(F, N, S)). +-define(SEV_AWAIT_CONTINUE(F, N, S, Ps), ?SEV:await_continue(F, N, S, Ps)). +-define(SEV_AWAIT_READY(F, N, S), ?SEV:await_ready(F, N, S)). +-define(SEV_AWAIT_READY(F, N, S, Ps), ?SEV:await_ready(F, N, S, Ps)). +-define(SEV_AWAIT_TERMINATE(F, N), ?SEV:await_terminate(F, N)). +-define(SEV_AWAIT_TERMINATE(F, N, Ps), ?SEV:await_terminate(F, N, Ps)). +-define(SEV_AWAIT_TERMINATION(P), ?SEV:await_termination(P)). +-define(SEV_AWAIT_TERMINATION(P, R), ?SEV:await_termination(P, R)). + +-define(SEV_IPRINT(F, A), ?SEV:iprint(F, A)). +-define(SEV_IPRINT(F), ?SEV_IPRINT(F, [])). +-define(SEV_EPRINT(F, A), ?SEV:eprint(F, A)). +-define(SEV_EPRINT(F), ?SEV_EPRINT(F, [])). + +-define(SEV_SLEEP(T), #{desc => "sleep", + cmd => fun(_) -> + ?SLEEP(T), + ok + end}). +-define(SEV_FINISH_NORMAL, #{desc => "finish", + cmd => fun(_) -> + {ok, normal} + end}). + +-endif. % -ifdef(socket_test_evaluator). + diff --git a/erts/emulator/test/socket_test_lib.erl b/erts/emulator/test/socket_test_lib.erl new file mode 100644 index 0000000000..4e65c4f3c0 --- /dev/null +++ b/erts/emulator/test/socket_test_lib.erl @@ -0,0 +1,98 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket_test_lib). + +-export([ + pi/1, pi/2, pi/3, + + %% Time stuff + timestamp/0, + tdiff/2, + formated_timestamp/0, + format_timestamp/1, + + %% String and format + f/2, + + %% Skipping + not_yet_implemented/0, + skip/1 + ]). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +pi(Item) when is_atom(Item) -> + pi(self(), Item). + +pi(Pid, Item) when is_pid(Pid) andalso is_atom(Item) -> + {Item, Info} = process_info(Pid, Item), + Info; +pi(Node, Pid) when is_pid(Pid) -> + rpc:call(Node, erlang, process_info, [Pid]). + +pi(Node, Pid, Item) when is_pid(Pid) andalso is_atom(Item) -> + rpc:call(Node, erlang, process_info, [Pid, Item]). + + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +timestamp() -> + os:timestamp(). + + +tdiff({A1, B1, C1} = _T1x, {A2, B2, C2} = _T2x) -> + T1 = A1*1000000000+B1*1000+(C1 div 1000), + T2 = A2*1000000000+B2*1000+(C2 div 1000), + T2 - T1. + + +formated_timestamp() -> + format_timestamp(os:timestamp()). + +format_timestamp({_N1, _N2, _N3} = TS) -> + {_Date, Time} = calendar:now_to_local_time(TS), + %% {YYYY,MM,DD} = Date, + {Hour,Min,Sec} = Time, + %% FormatTS = + %% io_lib:format("~.4w-~.2.0w-~.2.0w ~.2.0w:~.2.0w:~.2.0w.~w", + %% [YYYY, MM, DD, Hour, Min, Sec, N3]), + FormatTS = io_lib:format("~.2.0w:~.2.0w:~.2.0w", [Hour, Min, Sec]), + lists:flatten(FormatTS). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +f(F, A) -> + lists:flatten(io_lib:format(F, A)). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +not_yet_implemented() -> + skip("not yet implemented"). + +skip(Reason) -> + throw({skip, Reason}). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% diff --git a/erts/emulator/test/socket_test_logger.erl b/erts/emulator/test/socket_test_logger.erl new file mode 100644 index 0000000000..26610e9ef3 --- /dev/null +++ b/erts/emulator/test/socket_test_logger.erl @@ -0,0 +1,118 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2019. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket_test_logger). + +-export([ + start/0, start/1, + stop/0, + format/2 + ]). + + +-define(QUIET, true). +-define(LIB, socket_test_lib). +-define(LOGGER, ?MODULE). + + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +start() -> + start(?QUIET). + +start(Quiet) -> + case global:whereis_name(?LOGGER) of + Pid when is_pid(Pid) -> + ok; + undefined -> + Self = self(), + Pid = spawn_link(fun() -> init(Self, Quiet) end), + yes = global:register_name(?LOGGER, Pid), + ok + end. + + +stop() -> + case global:whereis_name(?LOGGER) of + undefined -> + ok; + Pid when is_pid(Pid) -> + global:unregister_name(?LOGGER), + Pid ! {?LOGGER, '$logger', stop}, + ok + end. + + +format(F, []) -> + do_format(F); +format(F, A) -> + do_format(?LIB:f(F, A)). + +do_format(Msg) -> + case global:whereis_name(?LOGGER) of + undefined -> + ok; + Pid when is_pid(Pid) -> + Pid ! {?MODULE, '$logger', {msg, Msg}}, + ok + end. + +init(Parent, Quiet) -> + put(sname, "logger"), + print("[~s][logger] starting~n", [?LIB:formated_timestamp()]), + loop(#{parent => Parent, quiet => Quiet}). + +loop(#{parent := Parent, + quiet := Quiet} = State) -> + receive + {'EXIT', Parent, _} -> + print("[~s][logger] parent exit~n", [?LIB:formated_timestamp()]), + exit(normal); + + {?MODULE, '$logger', stop} -> + print("[~s][logger] stopping~n", [?LIB:formated_timestamp()]), + exit(normal); + + {?MODULE, '$logger', {msg, Msg}} -> + print_str(Quiet, Msg), + loop(State) + end. + + +print(F, A) -> + print_str(false, ?LIB:f(F, A)). + +print_str(Quiet, Str) -> + try + begin + if (Quiet =/= true) -> io:format(user, Str ++ "~n", []); + true -> ok + end, + io:format(Str, []) + end + catch + _:_:_ -> + io:format(user, + "~nFailed Format message:" + "~n~p~n", [Str]), + io:format("~nFailed Format message:" + "~n~p~n", [Str]) + end. + diff --git a/erts/emulator/test/socket_test_ttest.hrl b/erts/emulator/test/socket_test_ttest.hrl new file mode 100644 index 0000000000..1a004a9a7a --- /dev/null +++ b/erts/emulator/test/socket_test_ttest.hrl @@ -0,0 +1,32 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-ifndef(socket_test_ttest). +-define(socket_test_ttest, true). + +-define(TTEST_TAG, 42). +-define(TTEST_TYPE_REQUEST, 101). +-define(TTEST_TYPE_REPLY, 102). + +-define(SECS(I), timer:seconds(I)). + +-define(SLEEP(T), receive after T -> ok end). + +-endif. % -ifdef(socket_test_ttest). diff --git a/erts/emulator/test/socket_test_ttest_client.hrl b/erts/emulator/test/socket_test_ttest_client.hrl new file mode 100644 index 0000000000..84e736cc34 --- /dev/null +++ b/erts/emulator/test/socket_test_ttest_client.hrl @@ -0,0 +1,141 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-ifndef(socket_test_ttest_client). +-define(socket_test_ttest_client, true). + +-define(MSG_ID_DEFAULT, 2). +-define(RUNTIME_DEFAULT, ?SECS(10)). +-define(MAX_ID, 16#FFFFFFFF). + +-define(MSG_DATA1, <<"This is test data 0123456789 0123456789 0123456789">>). +-define(MSG_DATA2, <<"This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789">>). +-define(MSG_DATA3, <<"This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789" + "This is test data 0123456789 0123456789 0123456789">>). + + +-endif. % -ifdef(socket_test_ttest_client). diff --git a/erts/emulator/test/socket_test_ttest_lib.erl b/erts/emulator/test/socket_test_ttest_lib.erl new file mode 100644 index 0000000000..7fc13df46a --- /dev/null +++ b/erts/emulator/test/socket_test_ttest_lib.erl @@ -0,0 +1,127 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket_test_ttest_lib). + +-compile({no_auto_import, [error/2]}). + +-export([ + t/0, tdiff/2, + formated_timestamp/0, format_timestamp/1, + format_time/1, + + formated_process_stats/1, formated_process_stats/2, + + format/2, + error/1, error/2, + info/1, info/2 + ]). + +%% ========================================================================== + +t() -> + os:timestamp(). + +tdiff({A1, B1, C1} = _T1x, {A2, B2, C2} = _T2x) -> + T1 = A1*1000000000+B1*1000+(C1 div 1000), + T2 = A2*1000000000+B2*1000+(C2 div 1000), + T2 - T1. + +formated_timestamp() -> + format_timestamp(os:timestamp()). + +format_timestamp({_N1, _N2, N3} = TS) -> + {_Date, Time} = calendar:now_to_local_time(TS), + {Hour,Min,Sec} = Time, + FormatTS = io_lib:format("~.2.0w:~.2.0w:~.2.0w.4~w", + [Hour, Min, Sec, round(N3/1000)]), + lists:flatten(FormatTS). + +%% Time is always in number os ms (milli seconds) +%% At some point, we should convert this to a more readable format... +format_time(T) when (T < 1000) -> + format("~w ms", [T]); +format_time(T) -> + format("~w sec (~w ms)", [T div 1000, T]). + + +formated_process_stats(Pid) -> + formated_process_stats("", Pid). + +formated_process_stats(Prefix, Pid) when is_list(Prefix) andalso is_pid(Pid) -> + try + begin + TotHeapSz = pi(Pid, total_heap_size), + HeapSz = pi(Pid, heap_size), + StackSz = pi(Pid, stack_size), + Reds = pi(Pid, reductions), + GCInfo = pi(Pid, garbage_collection), + MinBinVHeapSz = proplists:get_value(min_bin_vheap_size, GCInfo), + MinHeapSz = proplists:get_value(min_heap_size, GCInfo), + MinGCS = proplists:get_value(minor_gcs, GCInfo), + format("~n ~sTotal Heap Size: ~p" + "~n ~sHeap Size: ~p" + "~n ~sStack Size: ~p" + "~n ~sReductions: ~p" + "~n ~s[GC] Min Bin VHeap Size: ~p" + "~n ~s[GC] Min Heap Size: ~p" + "~n ~s[GC] Minor GCS: ~p", + [Prefix, TotHeapSz, + Prefix, HeapSz, + Prefix, StackSz, + Prefix, Reds, + Prefix, MinBinVHeapSz, + Prefix, MinHeapSz, + Prefix, MinGCS]) + end + catch + _:_:_ -> + "" + end. + + +pi(Pid, Item) -> + {Item, Info} = process_info(Pid, Item), + Info. + + + +%% ========================================================================== + +format(F, A) -> + lists:flatten(io_lib:format(F, A)). + +error(F) -> + error(F, []). + +error(F, A) -> + print(get(sname), "<ERROR> " ++ F, A). + +info(F) -> + info(F, []). + +info(F, A) -> + print(get(sname), "<INFO> " ++ F, A). + +print(undefined, F, A) -> + print("- ", F, A); +print(Prefix, F, A) -> + io:format("[~s, ~s] " ++ F ++ "~n", [formated_timestamp(), Prefix |A]). + diff --git a/erts/emulator/test/socket_test_ttest_tcp_client.erl b/erts/emulator/test/socket_test_ttest_tcp_client.erl new file mode 100644 index 0000000000..5efa3fe491 --- /dev/null +++ b/erts/emulator/test/socket_test_ttest_tcp_client.erl @@ -0,0 +1,678 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2019. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +%% ========================================================================== +%% +%% This is the "simple" client using gen_tcp. The client is supposed to be +%% as simple as possible in order to incur as little overhead as possible. +%% +%% There are three ways to run the client: active, passive or active-once. +%% +%% The client is the entity that controls the test, timing and counting. +%% +%% ========================================================================== +%% +%% Before the actual test starts, the client performs a "warmup". +%% The warmup has two functions. First, to ensure that everything is "loaded" +%% and, second, to calculate an approximate roundtrip time, in order to +%% "know" how many iterations we should make (to run for the expected time). +%% This is not intended to be exact, but just to ensure that all tests take +%% approx the same time to run. +%% +%% ========================================================================== + +-module(socket_test_ttest_tcp_client). + +-export([ + %% These are for the test suite + start_monitor/6, start_monitor/7, start_monitor/9, + + %% These are for starting in a shell when run "manually" + start/4, start/5, start/7, start/8, + stop/1 + ]). + +%% Internal exports +-export([ + do_start/10 + ]). + +-include_lib("kernel/include/inet.hrl"). +-include("socket_test_ttest.hrl"). +-include("socket_test_ttest_client.hrl"). + +-define(RECV_TIMEOUT, 10000). +-define(MAX_OUTSTANDING_DEFAULT_1, 100). +-define(MAX_OUTSTANDING_DEFAULT_2, 10). +-define(MAX_OUTSTANDING_DEFAULT_3, 3). + +-define(LIB, socket_test_ttest_lib). +-define(I(F), ?LIB:info(F)). +-define(I(F,A), ?LIB:info(F, A)). +-define(E(F,A), ?LIB:error(F, A)). +-define(F(F,A), ?LIB:format(F, A)). +-define(FORMAT_TIME(T), ?LIB:format_time(T)). +-define(T(), ?LIB:t()). +-define(TDIFF(T1,T2), ?LIB:tdiff(T1, T2)). + +-type active() :: once | boolean(). +-type msg_id() :: 1..3. +-type max_outstanding() :: pos_integer(). +-type runtime() :: pos_integer(). + + +%% ========================================================================== + +start_monitor(Node, Notify, Transport, Active, Addr, Port) -> + start_monitor(Node, Notify, Transport, Active, Addr, Port, ?MSG_ID_DEFAULT). + +start_monitor(Node, Notify, Transport, Active, Addr, Port, 1 = MsgID) -> + start_monitor(Node, Notify, Transport, Active, Addr, Port, MsgID, + ?MAX_OUTSTANDING_DEFAULT_1, ?RUNTIME_DEFAULT); +start_monitor(Node, Notify, Transport, Active, Addr, Port, 2 = MsgID) -> + start_monitor(Node, Notify, Transport, Active, Addr, Port, MsgID, + ?MAX_OUTSTANDING_DEFAULT_2, ?RUNTIME_DEFAULT); +start_monitor(Node, Notify, Transport, Active, Addr, Port, 3 = MsgID) -> + start_monitor(Node, Notify, Transport, Active, Addr, Port, MsgID, + ?MAX_OUTSTANDING_DEFAULT_3, ?RUNTIME_DEFAULT). + +start_monitor(Node, Notify, Transport, Active, Addr, Port, + MsgID, MaxOutstanding, RunTime) + when (Node =/= node()) -> + Args = [false, + self(), Notify, + Transport, Active, Addr, Port, MsgID, MaxOutstanding, RunTime], + case rpc:call(Node, ?MODULE, do_start, Args) of + {badrpc, _} = Reason -> + {error, Reason}; + {ok, Pid} when is_pid(Pid) -> + MRef = erlang:monitor(process, Pid), + {ok, {Pid, MRef}}; + {error, _} = ERROR -> + ERROR + end; +start_monitor(_, Notify, Transport, Active, Addr, Port, + MsgID, MaxOutstanding, RunTime) -> + case do_start(false, + self(), Notify, + Transport, Active, Addr, Port, + MsgID, MaxOutstanding, RunTime) of + {ok, Pid} -> + MRef = erlang:monitor(process, Pid), + {ok, {Pid, MRef}}; + {error, _} = ERROR -> + ERROR + end. + + +start(Transport, Active, Addr, Port) -> + start(Transport, Active, Addr, Port, ?MSG_ID_DEFAULT). + +start(Transport, Active, Addr, Port, 1 = MsgID) -> + start(false, + Transport, Active, Addr, Port, MsgID, + ?MAX_OUTSTANDING_DEFAULT_1, ?RUNTIME_DEFAULT); +start(Transport, Active, Addr, Port, 2 = MsgID) -> + start(false, + Transport, Active, Addr, Port, MsgID, + ?MAX_OUTSTANDING_DEFAULT_2, ?RUNTIME_DEFAULT); +start(Transport, Active, Addr, Port, 3 = MsgID) -> + start(false, + Transport, Active, Addr, Port, MsgID, + ?MAX_OUTSTANDING_DEFAULT_3, ?RUNTIME_DEFAULT). + +start(Transport, Active, Addr, Port, MsgID, MaxOutstanding, RunTime) -> + start(false, + Transport, Active, Addr, Port, MsgID, MaxOutstanding, RunTime). + +start(Quiet, Transport, Active, Addr, Port, MsgID, MaxOutstanding, RunTime) -> + Notify = fun(R) -> present_results(R) end, + do_start(Quiet, + self(), Notify, + Transport, Active, Addr, Port, MsgID, MaxOutstanding, RunTime). + + +-spec do_start(Quiet, + Parent, + Notify, + Transport, + Active, + Addr, + Port, + MsgID, + MaxOutstanding, + RunTime) -> {ok, Pid} | {error, Reason} when + Quiet :: pid(), + Parent :: pid(), + Notify :: function(), + Transport :: atom() | tuple(), + Active :: active(), + Addr :: inet:ip_address(), + Port :: inet:port_number(), + MsgID :: msg_id(), + MaxOutstanding :: max_outstanding(), + RunTime :: runtime(), + Pid :: pid(), + Reason :: term(). + +do_start(Quiet, + Parent, Notify, + Transport, Active, Addr, Port, MsgID, MaxOutstanding, RunTime) + when is_boolean(Quiet) andalso + is_pid(Parent) andalso + is_function(Notify) andalso + (is_atom(Transport) orelse is_tuple(Transport)) andalso + (is_boolean(Active) orelse (Active =:= once)) andalso + is_tuple(Addr) andalso + (is_integer(Port) andalso (Port > 0)) andalso + (is_integer(MsgID) andalso (MsgID >= 1) andalso (MsgID =< 3)) andalso + (is_integer(MaxOutstanding) andalso (MaxOutstanding > 0)) andalso + (is_integer(RunTime) andalso (RunTime > 0)) -> + Starter = self(), + Init = fun() -> put(sname, "client"), + init(Quiet, + Starter, + Parent, + Notify, + Transport, Active, Addr, Port, + MsgID, MaxOutstanding, RunTime) + end, + {Pid, MRef} = spawn_monitor(Init), + receive + {'DOWN', MRef, process, Pid, Reason} -> + {error, Reason}; + {?MODULE, Pid, ok} -> + erlang:demonitor(MRef), + {ok, Pid}; + {?MODULE, Pid, {error, _} = ERROR} -> + erlang:demonitor(MRef, [flush]), + ERROR + end. + + +%% We should not normally stop this (it terminates when its done). +stop(Pid) when is_pid(Pid) -> + req(Pid, stop). + + +%% ========================================================================== + +init(Quiet, + Starter, + Parent, Notify, + Transport, Active, Addr, Port, + MsgID, MaxOutstanding, RunTime) -> + if + not Quiet -> + ?I("init with" + "~n Transport: ~p" + "~n Active: ~p" + "~n Addr: ~s" + "~n Port: ~p" + "~n Msg ID: ~p (=> 16 + ~w bytes)" + "~n Max Outstanding: ~p" + "~n (Suggested) Run Time: ~p ms", + [Transport, Active, inet:ntoa(Addr), Port, + MsgID, size(which_msg_data(MsgID)), MaxOutstanding, RunTime]); + true -> + ok + end, + {Mod, Connect} = process_transport(Transport), + case Connect(Addr, Port) of + {ok, Sock} -> + if not Quiet -> ?I("connected"); + true -> ok + end, + Starter ! {?MODULE, self(), ok}, + initial_activation(Mod, Sock, Active), + Results = loop(#{quiet => Quiet, + slogan => run, + runtime => RunTime, + start => ?T(), + parent => Parent, + mod => Mod, + sock => Sock, + active => Active, + msg_data => which_msg_data(MsgID), + outstanding => 0, + max_outstanding => MaxOutstanding, + sid => 1, + rid => 1, + scnt => 0, + rcnt => 0, + bcnt => 0, + num => undefined, + acc => <<>>}), + Notify(Results), + (catch Mod:close(Sock)), + exit(normal); + {error, Reason} -> + ?E("connect failed: ~p", [Reason]), + exit({connect, Reason}) + end. + +process_transport(Mod) when is_atom(Mod) -> + {Mod, fun(A, P) -> Mod:connect(A, P) end}; +process_transport({Mod, Opts}) -> + {Mod, fun(A, P) -> Mod:connect(A, P, Opts) end}. + + +which_msg_data(1) -> ?MSG_DATA1; +which_msg_data(2) -> ?MSG_DATA2; +which_msg_data(3) -> ?MSG_DATA3. + + +present_results(#{status := ok, + runtime := RunTime, + bcnt := ByteCnt, + cnt := NumIterations}) -> + ?I("Results: " + "~n Run Time: ~s" + "~n ByteCnt: ~s" + "~n NumIterations: ~s", + [?FORMAT_TIME(RunTime), + if ((ByteCnt =:= 0) orelse (RunTime =:= 0)) -> + ?F("~w, ~w", [ByteCnt, RunTime]); + true -> + ?F("~p => ~p byte / ms", [ByteCnt, ByteCnt div RunTime]) + end, + if (RunTime =:= 0) -> + "-"; + true -> + ?F("~p => ~p iterations / ms", + [NumIterations, NumIterations div RunTime]) + end]), + ok; +present_results(#{status := Failure, + runtime := RunTime, + sid := SID, + rid := RID, + scnt := SCnt, + rcnt := RCnt, + bcnt := BCnt, + num := Num}) -> + ?I("Time Test failed: " + "~n ~p" + "~n" + "~nwhen" + "~n" + "~n Run Time: ~s" + "~n Send ID: ~p" + "~n Recv ID: ~p" + "~n Send Count: ~p" + "~n Recv Count: ~p" + "~n Byte Count: ~p" + "~n Num Iterations: ~p", + [Failure, + ?FORMAT_TIME(RunTime), + SID, RID, SCnt, RCnt, BCnt, Num]). + + + +loop(#{runtime := RunTime} = State) -> + erlang:start_timer(RunTime, self(), stop), + try do_loop(State) + catch + throw:Results -> + Results + end. + +do_loop(State) -> + do_loop( handle_message( msg_exchange(State) ) ). + +msg_exchange(#{rcnt := Num, num := Num} = State) -> + finish(ok, State); +msg_exchange(#{scnt := Num, num := Num} = State) -> + %% We are done sending more requests - now we will just await + %% the replies for the (still) outstanding replies. + msg_exchange( recv_reply(State) ); +msg_exchange(#{outstanding := Outstanding, + max_outstanding := MaxOutstanding} = State) + when (Outstanding < MaxOutstanding) -> + msg_exchange( send_request(State) ); +msg_exchange(State) -> + send_request( recv_reply(State) ). + + +finish(ok, + #{start := Start, bcnt := BCnt, num := Num}) -> + Stop = ?T(), + throw(#{status => ok, + runtime => ?TDIFF(Start, Stop), + bcnt => BCnt, + cnt => Num}); +finish(Reason, + #{start := Start, + sid := SID, rid := RID, + scnt := SCnt, rcnt := RCnt, bcnt := BCnt, + num := Num}) -> + Stop = ?T(), + throw(#{status => Reason, + runtime => ?TDIFF(Start, Stop), + sid => SID, + rid => RID, + scnt => SCnt, + rcnt => RCnt, + bcnt => BCnt, + num => Num}). + +send_request(#{mod := Mod, + sock := Sock, + sid := ID, + scnt := Cnt, + outstanding := Outstanding, + max_outstanding := MaxOutstanding, + msg_data := Data} = State) + when (MaxOutstanding > Outstanding) -> + SZ = size(Data), + Req = <<?TTEST_TAG:32, + ?TTEST_TYPE_REQUEST:32, + ID:32, + SZ:32, + Data/binary>>, + case Mod:send(Sock, Req) of + ok -> + State#{sid => next_id(ID), + scnt => Cnt + 1, + outstanding => Outstanding + 1}; + {error, Reason} -> + ?E("Failed sending request: ~p", [Reason]), + exit({send, Reason}) + end; +send_request(State) -> + State. + + + +recv_reply(#{mod := Mod, + sock := Sock, + rid := ID, + active := false, + bcnt := BCnt, + rcnt := Cnt, + outstanding := Outstanding} = State) -> + case recv_reply_message1(Mod, Sock, ID) of + {ok, MsgSz} -> + State#{rid => next_id(ID), + bcnt => BCnt + MsgSz, + rcnt => Cnt + 1, + outstanding => Outstanding - 1}; + + {error, timeout} -> + ?I("receive timeout"), + State; + + {error, Reason} -> + finish(Reason, State) + end; +recv_reply(#{mod := Mod, + sock := Sock, + rid := ID, + active := Active, + bcnt := BCnt, + scnt := SCnt, + rcnt := RCnt, + outstanding := Outstanding, + acc := Acc} = State) -> + case recv_reply_message2(Mod, Sock, ID, Acc) of + {ok, {MsgSz, NewAcc}} when is_integer(MsgSz) andalso is_binary(NewAcc) -> + maybe_activate(Mod, Sock, Active), + State#{rid => next_id(ID), + bcnt => BCnt + MsgSz, + rcnt => RCnt + 1, + outstanding => Outstanding - 1, + acc => NewAcc}; + + ok -> + State; + + {error, stop} -> + ?I("receive [~w] -> stop", [Active]), + %% This will have the effect that no more requests are sent... + State#{num => SCnt, stop_started => ?T()}; + + {error, timeout} -> + ?I("receive[~w] -> timeout", [Active]), + State; + + {error, Reason} -> + finish(Reason, State) + end. + + +%% This function reads exactly one (reply) message. No more no less. +recv_reply_message1(Mod, Sock, ID) -> + case Mod:recv(Sock, 4*4, ?RECV_TIMEOUT) of + {ok, <<?TTEST_TAG:32, + ?TTEST_TYPE_REPLY:32, + ID:32, + SZ:32>> = Hdr} -> + %% Receive the ping-pong reply boby + case Mod:recv(Sock, SZ, ?RECV_TIMEOUT) of + {ok, Data} when (size(Data) =:= SZ) -> + {ok, size(Hdr) + size(Data)}; + {error, Reason2} -> + ?E("Failed reading body: " + "~n ~p: ~p", [Reason2]), + {error, {recv_body, Reason2}} + end; + + {ok, <<BadTag:32, + BadType:32, + BadID:32, + BadSZ:32>>} -> + {error, {invalid_hdr, + {?TTEST_TAG, BadTag}, + {?TTEST_TYPE_REPLY, BadType}, + {ID, BadID}, + BadSZ}}; + {ok, _InvHdr} -> + {error, invalid_hdr}; + + {error, Reason1} -> + ?E("Feiled reading header: " + "~n ~p", [Reason1]), + {error, {recv_hdr, Reason1}} + end. + + +%% This function first attempts to process the data we have already +%% accumulated. If that is not enough for a (complete) reply, it +%% will attempt to receive more. +recv_reply_message2(Mod, Sock, ID, Acc) -> + case process_acc_data(ID, Acc) of + ok -> + %% No or insufficient data, so get more + recv_reply_message3(Mod, Sock, ID, Acc); + + {ok, _} = OK -> % We already had a reply accumulated - no need to read more + OK; + + {error, _} = ERROR -> + ERROR + end. + +%% This function receives a "chunk" of data, then it tries to extract +%% one (reply) message from the accumulated and new data (combined). +recv_reply_message3(_Mod, Sock, ID, Acc) -> + receive + {timeout, _TRef, stop} -> + {error, stop}; + + {TagClosed, Sock} when (TagClosed =:= tcp_closed) orelse + (TagClosed =:= socket_closed) -> + {error, closed}; + + {TagErr, Sock, Reason} when (TagErr =:= tcp_error) orelse + (TagErr =:= socket_error) -> + {error, Reason}; + + {Tag, Sock, Msg} when (Tag =:= tcp) orelse + (Tag =:= socket) -> + process_acc_data(ID, <<Acc/binary, Msg/binary>>) + + after ?RECV_TIMEOUT -> + ?I("timeout when" + "~n ID: ~p" + "~n size(Acc): ~p", + [ID, size(Acc)]), + %% {error, timeout} + recv_reply_message3(_Mod, Sock, ID, Acc) + end. + + +process_acc_data(ID, <<?TTEST_TAG:32, + ?TTEST_TYPE_REPLY:32, + ID:32, + SZ:32, + Data/binary>>) when (SZ =< size(Data)) -> + <<_Body:SZ/binary, Rest/binary>> = Data, + {ok, {4*4+SZ, Rest}}; +process_acc_data(ID, <<BadTag:32, + BadType:32, + BadID:32, + BadSZ:32, + _Data/binary>>) + when ((BadTag =/= ?TTEST_TAG) orelse + (BadType =/= ?TTEST_TYPE_REPLY) orelse + (BadID =/= ID)) -> + {error, {invalid_hdr, + {?TTEST_TAG, BadTag}, + {?TTEST_TYPE_REPLY, BadType}, + {ID, BadID}, + BadSZ}}; +%% Not enough for an entire (reply) message +process_acc_data(_ID, _Data) -> + ok. + + +handle_message(#{quiet := Quiet, + parent := Parent, sock := Sock, scnt := SCnt} = State) -> + receive + {timeout, _TRef, stop} -> + if not Quiet -> ?I("STOP"); + true -> ok + end, + %% This will have the effect that no more requests are sent... + State#{num => SCnt, stop_started => ?T()}; + + {?MODULE, Ref, Parent, stop} -> + %% This *aborts* the test + reply(Parent, Ref, ok), + exit(normal); + + %% Only when active + {TagClosed, Sock, Reason} when (TagClosed =:= tcp_closed) orelse + (TagClosed =:= socket_closed) -> + %% We should never get this (unless the server crashed) + exit({closed, Reason}); + + %% Only when active + {TagErr, Sock, Reason} when (TagErr =:= tcp_error) orelse + (TagErr =:= socket_error) -> + exit({error, Reason}) + + after 0 -> + State + end. + + +initial_activation(_Mod, _Sock, false = _Active) -> + ok; +initial_activation(Mod, Sock, Active) -> + Mod:active(Sock, Active). + + +maybe_activate(Mod, Sock, once = Active) -> + Mod:active(Sock, Active); +maybe_activate(_, _, _) -> + ok. + + +%% ========================================================================== + +req(Pid, Req) -> + Ref = make_ref(), + Pid ! {?MODULE, Ref, Pid, Req}, + receive + {'EXIT', Pid, Reason} -> + {error, {exit, Reason}}; + {?MODULE, Ref, Reply} -> + Reply + end. + +reply(Pid, Ref, Reply) -> + Pid ! {?MODULE, Ref, Reply}. + + +%% ========================================================================== + +next_id(ID) when (ID < ?MAX_ID) -> + ID + 1; +next_id(_) -> + 1. + + +%% ========================================================================== + +%% t() -> +%% os:timestamp(). + +%% tdiff({A1, B1, C1} = _T1x, {A2, B2, C2} = _T2x) -> +%% T1 = A1*1000000000+B1*1000+(C1 div 1000), +%% T2 = A2*1000000000+B2*1000+(C2 div 1000), +%% T2 - T1. + +%% formated_timestamp() -> +%% format_timestamp(os:timestamp()). + +%% format_timestamp({_N1, _N2, N3} = TS) -> +%% {_Date, Time} = calendar:now_to_local_time(TS), +%% {Hour,Min,Sec} = Time, +%% FormatTS = io_lib:format("~.2.0w:~.2.0w:~.2.0w.4~w", +%% [Hour, Min, Sec, round(N3/1000)]), +%% lists:flatten(FormatTS). + +%% %% Time is always in number os ms (milli seconds) +%% format_time(T) -> +%% f("~p", [T]). + + +%% ========================================================================== + +%% f(F, A) -> +%% lists:flatten(io_lib:format(F, A)). + +%% %% e(F) -> +%% %% i("<ERROR> " ++ F). + +%% e(F, A) -> +%% p(get(sname), "<ERROR> " ++ F, A). + +%% i(F) -> +%% i(F, []). + +%% i(F, A) -> +%% p(get(sname), "<INFO> " ++ F, A). + +%% p(undefined, F, A) -> +%% p("- ", F, A); +%% p(Prefix, F, A) -> +%% io:format("[~s, ~s] " ++ F ++ "~n", [formated_timestamp(), Prefix |A]). diff --git a/erts/emulator/test/socket_test_ttest_tcp_client_gen.erl b/erts/emulator/test/socket_test_ttest_tcp_client_gen.erl new file mode 100644 index 0000000000..0ec2e908d7 --- /dev/null +++ b/erts/emulator/test/socket_test_ttest_tcp_client_gen.erl @@ -0,0 +1,49 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2019. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket_test_ttest_tcp_client_gen). + +-export([ + start/3, start/4, start/6, start/7, + stop/1 + ]). + +-define(TRANSPORT_MOD, socket_test_ttest_tcp_gen). + +start(Active, Addr, Port) -> + socket_test_ttest_tcp_client:start(?TRANSPORT_MOD, Active, Addr, Port). + +start(Active, Addr, Port, MsgID) -> + socket_test_ttest_tcp_client:start(?TRANSPORT_MOD, Active, Addr, Port, MsgID). + +start(Active, Addr, Port, MsgID, MaxOutstanding, RunTime) -> + socket_test_ttest_tcp_client:start(false, + ?TRANSPORT_MOD, + Active, Addr, Port, + MsgID, MaxOutstanding, RunTime). + +start(Quiet, Active, Addr, Port, MsgID, MaxOutstanding, RunTime) -> + socket_test_ttest_tcp_client:start(Quiet, + ?TRANSPORT_MOD, + Active, Addr, Port, + MsgID, MaxOutstanding, RunTime). + +stop(Pid) -> + socket_test_ttest_tcp_client:stop(Pid). diff --git a/erts/emulator/test/socket_test_ttest_tcp_client_socket.erl b/erts/emulator/test/socket_test_ttest_tcp_client_socket.erl new file mode 100644 index 0000000000..acf2556793 --- /dev/null +++ b/erts/emulator/test/socket_test_ttest_tcp_client_socket.erl @@ -0,0 +1,51 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2019. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket_test_ttest_tcp_client_socket). + +-export([ + start/4, start/5, start/7, start/8, + stop/1 + ]). + +-define(TRANSPORT_MOD, socket_test_ttest_tcp_socket). +-define(MOD(M), {?TRANSPORT_MOD, #{method => Method}}). + +start(Method, Active, Addr, Port) -> + socket_test_ttest_tcp_client:start_monitor(?MOD(Method), Active, Addr, Port). + +start(Method, Active, Addr, Port, MsgID) -> + socket_test_ttest_tcp_client:start(?MOD(Method), + Active, Addr, Port, MsgID). + +start(Method, Active, Addr, Port, MsgID, MaxOutstanding, RunTime) -> + socket_test_ttest_tcp_client:start(false, + ?MOD(Method), + Active, Addr, Port, + MsgID, MaxOutstanding, RunTime). + +start(Quiet, Method, Active, Addr, Port, MsgID, MaxOutstanding, RunTime) -> + socket_test_ttest_tcp_client:start(Quiet, + ?MOD(Method), + Active, Addr, Port, + MsgID, MaxOutstanding, RunTime). + +stop(Pid) -> + socket_test_ttest_client:stop(Pid). diff --git a/erts/emulator/test/socket_test_ttest_tcp_gen.erl b/erts/emulator/test/socket_test_ttest_tcp_gen.erl new file mode 100644 index 0000000000..604408c489 --- /dev/null +++ b/erts/emulator/test/socket_test_ttest_tcp_gen.erl @@ -0,0 +1,138 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket_test_ttest_tcp_gen). + +-export([ + accept/1, accept/2, + active/2, + close/1, + connect/2, + controlling_process/2, + listen/0, listen/1, + peername/1, + port/1, + recv/2, recv/3, + send/2, + shutdown/2, + sockname/1 + ]). + + +%% ========================================================================== + +%% getopt(Sock, Opt) when is_atom(Opt) -> +%% case inet:getopts(Sock, [Opt]) of +%% {ok, [{Opt, Value}]} -> +%% {ok, Value}; +%% {error, _} = ERROR -> +%% ERROR +%% end. + +%% setopt(Sock, Opt, Value) when is_atom(Opt) -> +%% inet:setopts(Sock, [{Opt, Value}]). + + +%% ========================================================================== + +accept(Sock) -> + case gen_tcp:accept(Sock) of + {ok, NewSock} -> + {ok, NewSock}; + {error, _} = ERROR -> + ERROR + end. + +accept(Sock, Timeout) -> + case gen_tcp:accept(Sock, Timeout) of + {ok, NewSock} -> + {ok, NewSock}; + {error, _} = ERROR -> + ERROR + end. + + +active(Sock, NewActive) + when (is_boolean(NewActive) orelse (NewActive =:= once)) -> + inet:setopts(Sock, [{active, NewActive}]). + + +close(Sock) -> + gen_tcp:close(Sock). + + +connect(Addr, Port) -> + Opts = [binary, {packet, raw}, {active, false}, {buffer, 32*1024}], + case gen_tcp:connect(Addr, Port, Opts) of + {ok, Sock} -> + {ok, Sock}; + {error, _} = ERROR -> + ERROR + end. + +controlling_process(Sock, NewPid) -> + gen_tcp:controlling_process(Sock, NewPid). + + +%% Create a listen socket +listen() -> + listen(0). + +listen(Port) when is_integer(Port) andalso (Port >= 0) -> + Opts = [binary, {ip, {0,0,0,0}}, {packet, raw}, {active, false}, + {buffer, 32*1024}], + case gen_tcp:listen(Port, Opts) of + {ok, Sock} -> + {ok, Sock}; + {error, _} = ERROR -> + ERROR + end. + + +peername(Sock) -> + inet:peername(Sock). + + +port(Sock) -> + inet:port(Sock). + + +recv(Sock, Length) -> + gen_tcp:recv(Sock, Length). +recv(Sock, Length, Timeout) -> + gen_tcp:recv(Sock, Length, Timeout). + + +send(Sock, Data) -> + gen_tcp:send(Sock, Data). + + +shutdown(Sock, How) -> + gen_tcp:shutdown(Sock, How). + + +sockname(Sock) -> + inet:sockname(Sock). + + +%% ========================================================================== + + + diff --git a/erts/emulator/test/socket_test_ttest_tcp_server.erl b/erts/emulator/test/socket_test_ttest_tcp_server.erl new file mode 100644 index 0000000000..e8d626e3d8 --- /dev/null +++ b/erts/emulator/test/socket_test_ttest_tcp_server.erl @@ -0,0 +1,642 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +%% ========================================================================== +%% +%% This is the "simple" server using gen_tcp. The server is supposed to be +%% as simple as possible in order to incur as little overhead as possible. +%% +%% There are three ways to run the server: active, passive or active-once. +%% +%% The server does only two things; accept connnections and then reply +%% to requests (actually the handler(s) does that). No timing or counting. +%% That is all done by the clients. +%% +%% ========================================================================== + +-module(socket_test_ttest_tcp_server). + +-export([ + %% This are for the test suite + start_monitor/3, + + %% This are for starting in a shell when run "manually" + start/2, + + stop/1 + ]). + +%% Internal exports +-export([ + do_start/3 + ]). + +-include_lib("kernel/include/inet.hrl"). +-include("socket_test_ttest.hrl"). + +-define(ACC_TIMEOUT, 5000). +-define(RECV_TIMEOUT, 5000). + +-define(LIB, socket_test_ttest_lib). +-define(I(F), ?LIB:info(F)). +-define(I(F,A), ?LIB:info(F, A)). +-define(E(F,A), ?LIB:error(F, A)). +-define(F(F,A), ?LIB:format(F, A)). +-define(FORMAT_TIME(T), ?LIB:format_time(T)). +-define(T(), ?LIB:t()). +-define(TDIFF(T1,T2), ?LIB:tdiff(T1, T2)). + + +%% ========================================================================== + +start_monitor(Node, Transport, Active) when (Node =/= node()) -> + case rpc:call(Node, ?MODULE, do_start, [self(), Transport, Active]) of + {badrpc, _} = Reason -> + {error, Reason}; + {ok, {Pid, AddrPort}} -> + MRef = erlang:monitor(process, Pid), + {ok, {{Pid, MRef}, AddrPort}}; + {error, _} = ERROR -> + ERROR + end; +start_monitor(_, Transport, Active) -> + case do_start(self(), Transport, Active) of + {ok, {Pid, AddrPort}} -> + MRef = erlang:monitor(process, Pid), + {ok, {{Pid, MRef}, AddrPort}}; + {error, _} = ERROR -> + ERROR + end. + + + +start(Transport, Active) -> + do_start(self(), Transport, Active). + + +do_start(Parent, Transport, Active) + when is_pid(Parent) andalso + (is_atom(Transport) orelse is_tuple(Transport)) andalso + (is_boolean(Active) orelse (Active =:= once)) -> + Starter = self(), + ServerInit = fun() -> put(sname, "server"), + server_init(Starter, Parent, Transport, Active) + end, + {Pid, MRef} = spawn_monitor(ServerInit), + receive + {'DOWN', MRef, process, Pid, Reason} -> + {error, Reason}; + {?MODULE, Pid, {ok, AddrPort}} -> + erlang:demonitor(MRef), + {ok, {Pid, AddrPort}}; + {?MODULE, Pid, {error, _} = ERROR} -> + erlang:demonitor(MRef, [flush]), + ERROR + end. + + +stop(Pid) when is_pid(Pid) -> + req(Pid, stop). + + +%% ========================================================================== + +server_init(Starter, Parent, Transport, Active) -> + ?I("init with" + "~n Transport: ~p" + "~n Active: ~p", [Transport, Active]), + {Mod, Listen, StatsInterval} = process_transport(Transport, Active), + case Listen(0) of + {ok, LSock} -> + case Mod:port(LSock) of + {ok, Port} -> + Addr = which_addr(), % This is just for convenience + ?I("listening on:" + "~n Addr: ~p (~s)" + "~n Port: ~w" + "~n", [Addr, inet:ntoa(Addr), Port]), + Starter ! {?MODULE, self(), {ok, {Addr, Port}}}, + server_loop(#{parent => Parent, + mod => Mod, + active => Active, + lsock => LSock, + handlers => [], + stats_interval => StatsInterval, + %% Accumulation + runtime => 0, + mcnt => 0, + bcnt => 0, + hcnt => 0 + }); + {error, PReason} -> + (catch Mod:close(LSock)), + exit({port, PReason}) + end; + {error, LReason} -> + exit({listen, LReason}) + end. + +process_transport(Mod, _) when is_atom(Mod) -> + {Mod, fun(Port) -> Mod:listen(Port) end, infinity}; +process_transport({Mod, #{stats_interval := T} = Opts}, Active) + when (Active =/= false) -> + {Mod, fun(Port) -> Mod:listen(Port, Opts#{stats_to => self()}) end, T}; +process_transport({Mod, #{stats_interval := T} = Opts}, _Active) -> + {Mod, fun(Port) -> Mod:listen(Port, Opts) end, T}; +process_transport({Mod, Opts}, _Active) -> + {Mod, fun(Port) -> Mod:listen(Port, Opts) end, infinity}. + + + +server_loop(State) -> + server_loop( server_handle_message( server_accept(State) ) ). + +server_accept(#{mod := Mod, + active := Active, + lsock := LSock, + handlers := Handlers} = State) -> + case Mod:accept(LSock, ?ACC_TIMEOUT) of + {ok, Sock} -> + ?I("accepted connection from ~s", + [case Mod:peername(Sock) of + {ok, Peer} -> + format_peername(Peer); + {error, _} -> + "-" + end]), + {Pid, _} = handler_start(), + ?I("handler ~p started -> try transfer socket control", [Pid]), + case Mod:controlling_process(Sock, Pid) of + ok -> + maybe_start_stats_timer(State, Pid), + ?I("server-accept: handler ~p started", [Pid]), + handler_continue(Pid, Mod, Sock, Active), + Handlers2 = [Pid | Handlers], + State#{handlers => Handlers2}; + {error, CPReason} -> + (catch Mod:close(Sock)), + (catch Mod:close(LSock)), + exit({controlling_process, CPReason}) + end; + {error, timeout} -> + State; + {error, AReason} -> + (catch Mod:close(LSock)), + exit({accept, AReason}) + end. + +format_peername({Addr, Port}) -> + case inet:gethostbyaddr(Addr) of + {ok, #hostent{h_name = N}} -> + ?F("~s (~s:~w)", [N, inet:ntoa(Addr), Port]); + {error, _} -> + ?F("~p, ~p", [Addr, Port]) + end. + +maybe_start_stats_timer(#{active := Active, stats_interval := Time}, Handler) + when (Active =/= false) andalso (is_integer(Time) andalso (Time > 0)) -> + start_stats_timer(Time, "handler", Handler); +maybe_start_stats_timer(_, _) -> + ok. + +start_stats_timer(Time, ProcStr, Pid) -> + erlang:start_timer(Time, self(), {stats, Time, ProcStr, Pid}). + +server_handle_message(#{parent := Parent, handlers := H} = State) -> + receive + {timeout, _TRef, {stats, Interval, ProcStr, Pid}} -> + case server_handle_stats(ProcStr, Pid) of + ok -> + start_stats_timer(Interval, ProcStr, Pid); + skip -> + ok + end, + State; + + {?MODULE, Ref, Parent, stop} -> + reply(Parent, Ref, ok), + lists:foreach(fun(P) -> handler_stop(P) end, H), + exit(normal); + + {'DOWN', _MRef, process, Pid, Reason} -> + server_handle_down(Pid, Reason, State) + + after 0 -> + State + end. + +server_handle_stats(ProcStr, Pid) -> + case ?LIB:formated_process_stats(Pid) of + "" -> + skip; + FormatedStats -> + ?I("Statistics for ~s ~p:~s", [ProcStr, Pid, FormatedStats]), + ok + end. + + +server_handle_down(Pid, Reason, #{handlers := Handlers} = State) -> + case lists:delete(Pid, Handlers) of + Handlers -> + ?I("unknown process ~p died", [Pid]), + State; + Handlers2 -> + server_handle_handler_down(Pid, Reason, State#{handlers => Handlers2}) + end. + + +server_handle_handler_down(Pid, + {done, RunTime, MCnt, BCnt}, + #{runtime := AccRunTime, + mcnt := AccMCnt, + bcnt := AccBCnt, + hcnt := AccHCnt} = State) -> + AccRunTime2 = AccRunTime + RunTime, + AccMCnt2 = AccMCnt + MCnt, + AccBCnt2 = AccBCnt + BCnt, + AccHCnt2 = AccHCnt + 1, + ?I("handler ~p (~w) done => accumulated results: " + "~n Run Time: ~s ms" + "~n Message Count: ~s" + "~n Byte Count: ~s", + [Pid, AccHCnt2, + ?FORMAT_TIME(AccRunTime2), + if (AccRunTime2 > 0) -> + ?F("~w => ~w (~w) msgs / ms", + [AccMCnt2, + AccMCnt2 div AccRunTime2, + (AccMCnt2 div AccHCnt2) div AccRunTime2]); + true -> + ?F("~w", [AccMCnt2]) + end, + if (AccRunTime2 > 0) -> + ?F("~w => ~w (~w) bytes / ms", + [AccBCnt2, + AccBCnt2 div AccRunTime2, + (AccBCnt2 div AccHCnt2) div AccRunTime2]); + true -> + ?F("~w", [AccBCnt2]) + end]), + State#{runtime => AccRunTime2, + mcnt => AccMCnt2, + bcnt => AccBCnt2, + hcnt => AccHCnt2}; +server_handle_handler_down(Pid, Reason, State) -> + ?I("handler ~p terminated: " + "~n ~p", [Pid, Reason]), + State. + + + +%% ========================================================================== + +handler_start() -> + Self = self(), + HandlerInit = fun() -> put(sname, "handler"), handler_init(Self) end, + spawn_monitor(HandlerInit). + +handler_continue(Pid, Mod, Sock, Active) -> + req(Pid, {continue, Mod, Sock, Active}). + +handler_stop(Pid) -> + req(Pid, stop). + +handler_init(Parent) -> + ?I("starting"), + receive + {?MODULE, Ref, Parent, {continue, Mod, Sock, Active}} -> + ?I("received continue"), + reply(Parent, Ref, ok), + handler_initial_activation(Mod, Sock, Active), + handler_loop(#{parent => Parent, + mod => Mod, + sock => Sock, + active => Active, + start => ?T(), + mcnt => 0, + bcnt => 0, + last_reply => none, + acc => <<>>}) + + after 5000 -> + ?I("timeout when message queue: " + "~n ~p" + "~nwhen" + "~n Parent: ~p", [process_info(self(), messages), Parent]), + handler_init(Parent) + end. + +handler_loop(State) -> + handler_loop( handler_handle_message( handler_recv_message(State) ) ). + +%% When passive, we read *one* request and then attempt to reply to it. +handler_recv_message(#{mod := Mod, + sock := Sock, + active := false, + mcnt := MCnt, + bcnt := BCnt, + last_reply := LID} = State) -> + case handler_recv_message2(Mod, Sock) of + {ok, {MsgSz, ID, Body}} -> + handler_send_reply(Mod, Sock, ID, Body), + State#{mcnt => MCnt + 1, + bcnt => BCnt + MsgSz, + last_reply => ID}; + {error, closed} -> + handler_done(State); + {error, timeout} -> + ?I("timeout when: " + "~n MCnt: ~p" + "~n BCnt: ~p" + "~n LID: ~p", [MCnt, BCnt, LID]), + State + end; + + +%% When "active" (once or true), we receive one data "message", which may +%% contain any number of requests or only part of a request. Then we +%% process this data together with whatever we had "accumulated" from +%% prevous messages. Each request will be extracted and replied to. If +%% there is some data left, not enough for a complete request, we store +%% this in 'acc' (accumulate it). +handler_recv_message(#{mod := Mod, + sock := Sock, + active := Active, + mcnt := MCnt, + bcnt := BCnt, + last_reply := LID, + acc := Acc} = State) -> + case handler_recv_message3(Mod, Sock, Acc, LID) of + {ok, {MCnt2, BCnt2, LID2}, NewAcc} -> + handler_maybe_activate(Mod, Sock, Active), + State#{mcnt => MCnt + MCnt2, + bcnt => BCnt + BCnt2, + last_reply => LID2, + acc => NewAcc}; + + {error, closed} -> + if + (size(Acc) =:= 0) -> + handler_done(State); + true -> + ?E("client done with partial message: " + "~n Last Reply Sent: ~w" + "~n Message Count: ~w" + "~n Byte Count: ~w" + "~n Partial Message: ~w bytes", + [LID, MCnt, BCnt, size(Acc)]), + exit({closed_with_partial_message, LID}) + end; + + {error, timeout} -> + ?I("timeout when: " + "~n MCnt: ~p" + "~n BCnt: ~p" + "~n LID: ~p" + "~n size(Acc): ~p", [MCnt, BCnt, LID, size(Acc)]), + State + end. + +handler_process_data(Acc, Mod, Sock, LID) -> + handler_process_data(Acc, Mod, Sock, 0, 0, LID). + +%% Extract each complete request, one at a time. +handler_process_data(<<?TTEST_TAG:32, + ?TTEST_TYPE_REQUEST:32, + ID:32, + SZ:32, + Rest/binary>>, + Mod, Sock, + MCnt, BCnt, _LID) when (size(Rest) >= SZ) -> + <<Body:SZ/binary, Rest2/binary>> = Rest, + case handler_send_reply(Mod, Sock, ID, Body) of + ok -> + handler_process_data(Rest2, Mod, Sock, MCnt+1, BCnt+16+SZ, ID); + {error, _} = ERROR -> + ERROR + end; +handler_process_data(Data, _Mod, _Sock, MCnt, BCnt, LID) -> + {ok, {MCnt, BCnt, LID}, Data}. + + +handler_recv_message2(Mod, Sock) -> + case Mod:recv(Sock, 4*4, ?RECV_TIMEOUT) of + {ok, <<?TTEST_TAG:32, + ?TTEST_TYPE_REQUEST:32, + ID:32, + SZ:32>> = Hdr} -> + case Mod:recv(Sock, SZ, ?RECV_TIMEOUT) of + {ok, Body} when (SZ =:= size(Body)) -> + {ok, {size(Hdr) + size(Body), ID, Body}}; + {error, BReason} -> + ?E("failed reading body (~w) of message ~w:" + "~n ~p", [SZ, ID, BReason]), + exit({recv, body, ID, SZ, BReason}) + end; + {error, timeout} = ERROR -> + ERROR; + {error, closed} = ERROR -> + ERROR; + {error, HReason} -> + ?E("Failed reading header of message:" + "~n ~p", [HReason]), + exit({recv, header, HReason}) + end. + + +handler_recv_message3(Mod, Sock, Acc, LID) -> + receive + {TagClosed, Sock} when (TagClosed =:= tcp_closed) orelse + (TagClosed =:= socket_closed) -> + {error, closed}; + + {TagErr, Sock, Reason} when (TagErr =:= tcp_error) orelse + (TagErr =:= socket_error) -> + {error, Reason}; + + {Tag, Sock, Msg} when (Tag =:= tcp) orelse + (Tag =:= socket) -> + handler_process_data(<<Acc/binary, Msg/binary>>, Mod, Sock, LID) + + after ?RECV_TIMEOUT -> + {error, timeout} + end. + + + +handler_send_reply(Mod, Sock, ID, Data) -> + SZ = size(Data), + Msg = <<?TTEST_TAG:32, + ?TTEST_TYPE_REPLY:32, + ID:32, + SZ:32, + Data/binary>>, + case Mod:send(Sock, Msg) of + ok -> + ok; + {error, Reason} -> + (catch Mod:close(Sock)), + exit({send, Reason}) + end. + + +handler_done(State) -> + handler_done(State, ?T()). + +handler_done(#{start := Start, + mod := Mod, + sock := Sock, + mcnt := MCnt, + bcnt := BCnt}, Stop) -> + (catch Mod:close(Sock)), + exit({done, ?TDIFF(Start, Stop), MCnt, BCnt}). + + +handler_handle_message(#{parent := Parent} = State) -> + receive + {'EXIT', Parent, Reason} -> + exit({parent_exit, Reason}) + after 0 -> + State + end. + + +handler_initial_activation(_Mod, _Sock, false = _Active) -> + ok; +handler_initial_activation(Mod, Sock, Active) -> + Mod:active(Sock, Active). + + +handler_maybe_activate(Mod, Sock, once = Active) -> + Mod:active(Sock, Active); +handler_maybe_activate(_, _, _) -> + ok. + + + +%% ========================================================================== + +which_addr() -> + case inet:getifaddrs() of + {ok, IfAddrs} -> + which_addrs(inet, IfAddrs); + {error, Reason} -> + exit({getifaddrs, Reason}) + end. + +which_addrs(_Family, []) -> + exit({getifaddrs, not_found}); +which_addrs(Family, [{"lo", _} | IfAddrs]) -> + %% Skip + which_addrs(Family, IfAddrs); +which_addrs(Family, [{"docker" ++ _, _} | IfAddrs]) -> + %% Skip docker + which_addrs(Family, IfAddrs); +which_addrs(Family, [{"br-" ++ _, _} | IfAddrs]) -> + %% Skip docker + which_addrs(Family, IfAddrs); +which_addrs(Family, [{"en" ++ _, IfOpts} | IfAddrs]) -> + %% Maybe take this one + case which_addr(Family, IfOpts) of + {ok, Addr} -> + Addr; + error -> + which_addrs(Family, IfAddrs) + end; +which_addrs(Family, [{_IfName, IfOpts} | IfAddrs]) -> + case which_addr(Family, IfOpts) of + {ok, Addr} -> + Addr; + error -> + which_addrs(Family, IfAddrs) + end. + +which_addr(_, []) -> + error; +which_addr(inet, [{addr, Addr}|_]) + when is_tuple(Addr) andalso (size(Addr) =:= 4) -> + {ok, Addr}; +which_addr(inet6, [{addr, Addr}|_]) + when is_tuple(Addr) andalso (size(Addr) =:= 8) -> + {ok, Addr}; +which_addr(Family, [_|IfOpts]) -> + which_addr(Family, IfOpts). + + +%% ========================================================================== + +req(Pid, Req) -> + Ref = make_ref(), + Pid ! {?MODULE, Ref, self(), Req}, + receive + {'EXIT', Pid, Reason} -> + {error, {exit, Reason}}; + {?MODULE, Ref, Reply} -> + Reply + end. + +reply(Pid, Ref, Reply) -> + Pid ! {?MODULE, Ref, Reply}. + + +%% ========================================================================== + +%% t() -> +%% os:timestamp(). + +%% tdiff({A1, B1, C1} = _T1x, {A2, B2, C2} = _T2x) -> +%% T1 = A1*1000000000+B1*1000+(C1 div 1000), +%% T2 = A2*1000000000+B2*1000+(C2 div 1000), +%% T2 - T1. + +%% formated_timestamp() -> +%% format_timestamp(os:timestamp()). + +%% format_timestamp({_N1, _N2, N3} = TS) -> +%% {_Date, Time} = calendar:now_to_local_time(TS), +%% {Hour,Min,Sec} = Time, +%% FormatTS = io_lib:format("~.2.0w:~.2.0w:~.2.0w.4~w", +%% [Hour, Min, Sec, round(N3/1000)]), +%% lists:flatten(FormatTS). + +%% %% Time is always in number os ms (milli seconds) +%% format_time(T) -> +%% f("~p", [T]). + + +%% ========================================================================== + +%% f(F, A) -> +%% lists:flatten(io_lib:format(F, A)). + +%% e(F, A) -> +%% p(get(sname), "<ERROR> " ++ F, A). + +%% i(F) -> +%% i(F, []). + +%% i(F, A) -> +%% p(get(sname), "<INFO> " ++ F, A). + +%% p(undefined, F, A) -> +%% p("- ", F, A); +%% p(Prefix, F, A) -> +%% io:format("[~s, ~s] " ++ F ++ "~n", [formated_timestamp(), Prefix |A]). + diff --git a/erts/emulator/test/socket_test_ttest_tcp_server_gen.erl b/erts/emulator/test/socket_test_ttest_tcp_server_gen.erl new file mode 100644 index 0000000000..b1b31f5158 --- /dev/null +++ b/erts/emulator/test/socket_test_ttest_tcp_server_gen.erl @@ -0,0 +1,41 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket_test_ttest_tcp_server_gen). + +-export([ + start/1, + stop/1 + ]). + +-define(TRANSPORT_MOD, socket_test_ttest_tcp_gen). + +start(Active) -> + socket_test_ttest_tcp_server:start(?TRANSPORT_MOD, Active). + %% {ok, {Pid, AddrPort}} -> + %% MRef = erlang:monitor(process, Pid), + %% {ok, {Pid, MRef, AddrPort}}; + %% {error, _} = ERROR -> + %% ERROR + %% end. + + +stop(Pid) -> + socket_test_ttest_tcp_server:stop(Pid). diff --git a/erts/emulator/test/socket_test_ttest_tcp_server_socket.erl b/erts/emulator/test/socket_test_ttest_tcp_server_socket.erl new file mode 100644 index 0000000000..b7ea1e8e93 --- /dev/null +++ b/erts/emulator/test/socket_test_ttest_tcp_server_socket.erl @@ -0,0 +1,43 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket_test_ttest_tcp_server_socket). + +-export([ + start/2, + stop/1 + ]). + +-define(TRANSPORT_MOD, socket_test_ttest_tcp_socket). +%% -define(MOD(M), {?TRANSPORT_MOD, #{method => M, +%% stats_interval => 10000}}). +-define(MOD(M), {?TRANSPORT_MOD, #{method => M}}). + +start(Method, Active) -> + socket_test_ttest_tcp_server:start(?MOD(Method), Active). + %% {ok, {Pid, AddrPort}} -> + %% MRef = erlang:monitor(process, Pid), + %% {ok, {Pid, MRef, AddrPort}}; + %% {error, _} = ERROR -> + %% ERROR + %% end. + +stop(Pid) -> + socket_test_ttest_tcp_server:stop(Pid). diff --git a/erts/emulator/test/socket_test_ttest_tcp_socket.erl b/erts/emulator/test/socket_test_ttest_tcp_socket.erl new file mode 100644 index 0000000000..0ae2412e4c --- /dev/null +++ b/erts/emulator/test/socket_test_ttest_tcp_socket.erl @@ -0,0 +1,414 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket_test_ttest_tcp_socket). + +-export([ + accept/1, accept/2, + active/2, + close/1, + connect/2, connect/3, + controlling_process/2, + listen/0, listen/1, listen/2, + port/1, + peername/1, + recv/2, recv/3, + send/2, + shutdown/2, + sockname/1 + ]). + + +-define(READER_RECV_TIMEOUT, 1000). + +-define(DATA_MSG(Sock, Method, Data), + {socket, + #{sock => Sock, reader => self(), method => Method}, + Data}). + +-define(CLOSED_MSG(Sock, Method), + {socket_closed, + #{sock => Sock, reader => self(), method => Method}}). + +-define(ERROR_MSG(Sock, Method, Reason), + {socket_error, + #{sock => Sock, reader => self(), method => Method}, + Reason}). + + +%% ========================================================================== + +%% This does not really work. Its just a placeholder for the time beeing... + +%% getopt(Sock, Opt) when is_atom(Opt) -> +%% socket:getopt(Sock, socket, Opt). + +%% setopt(Sock, Opt, Value) when is_atom(Opt) -> +%% socket:setopts(Sock, socket, Opt, Value). + + +%% ========================================================================== + +accept(#{sock := LSock, opts := #{method := Method} = Opts}) -> + case socket:accept(LSock) of + {ok, Sock} -> + Self = self(), + Reader = spawn(fun() -> reader_init(Self, Sock, false, Method) end), + maybe_start_stats_timer(Opts, Reader), + {ok, #{sock => Sock, reader => Reader, method => Method}}; + {error, _} = ERROR -> + ERROR + end. + +accept(#{sock := LSock, opts := #{method := Method} = Opts}, Timeout) -> + case socket:accept(LSock, Timeout) of + {ok, Sock} -> + Self = self(), + Reader = spawn(fun() -> reader_init(Self, Sock, false, Method) end), + maybe_start_stats_timer(Opts, Reader), + {ok, #{sock => Sock, reader => Reader, method => Method}}; + {error, _} = ERROR -> + ERROR + end. + + +active(#{reader := Pid}, NewActive) + when (is_boolean(NewActive) orelse (NewActive =:= once)) -> + Pid ! {?MODULE, active, NewActive}, + ok. + + +close(#{sock := Sock, reader := Pid}) -> + Pid ! {?MODULE, stop}, + socket:close(Sock). + +%% Create a socket and connect it to a peer +connect(Addr, Port) -> + connect(Addr, Port, #{method => plain}). + +connect(Addr, Port, #{method := Method} = Opts) -> + try + begin + Sock = + case socket:open(inet, stream, tcp) of + {ok, S} -> + S; + {error, OReason} -> + throw({error, {open, OReason}}) + end, + case socket:bind(Sock, any) of + {ok, _} -> + ok; + {error, BReason} -> + (catch socket:close(Sock)), + throw({error, {bind, BReason}}) + end, + SA = #{family => inet, + addr => Addr, + port => Port}, + case socket:connect(Sock, SA) of + ok -> + ok; + {error, CReason} -> + (catch socket:close(Sock)), + throw({error, {connect, CReason}}) + end, + Self = self(), + Reader = spawn(fun() -> reader_init(Self, Sock, false, Method) end), + maybe_start_stats_timer(Opts, Reader), + {ok, #{sock => Sock, reader => Reader, method => Method}} + end + catch + throw:ERROR:_ -> + ERROR + end. + + +maybe_start_stats_timer(#{stats_to := Pid, + stats_interval := T}, + Reader) when is_pid(Pid) -> + erlang:start_timer(T, Pid, {stats, T, "reader", Reader}); +maybe_start_stats_timer(_O, _) -> + ok. + +controlling_process(#{sock := Sock, reader := Pid}, NewPid) -> + case socket:setopt(Sock, otp, controlling_process, NewPid) of + ok -> + Pid ! {?MODULE, self(), controlling_process, NewPid}, + receive + {?MODULE, Pid, controlling_process} -> + ok + end; + {error, _} = ERROR -> + ERROR + end. + + +%% Create a listen socket +listen() -> + listen(0, #{method => plain}). + +listen(Port) -> + listen(Port, #{method => plain}). +listen(Port, #{method := Method} = Opts) + when (is_integer(Port) andalso (Port >= 0)) andalso + ((Method =:= plain) orelse (Method =:= msg)) -> + try + begin + Sock = case socket:open(inet, stream, tcp) of + {ok, S} -> + S; + {error, OReason} -> + throw({error, {open, OReason}}) + end, + SA = #{family => inet, + port => Port}, + case socket:bind(Sock, SA) of + {ok, _} -> + ok; + {error, BReason} -> + (catch socket:close(Sock)), + throw({error, {bind, BReason}}) + end, + case socket:listen(Sock) of + ok -> + ok; + {error, LReason} -> + (catch socket:close(Sock)), + throw({error, {listen, LReason}}) + end, + {ok, #{sock => Sock, opts => Opts}} + end + catch + throw:{error, Reason}:_ -> + {error, Reason} + end. + + +port(#{sock := Sock}) -> + case socket:sockname(Sock) of + {ok, #{port := Port}} -> + {ok, Port}; + {error, _} = ERROR -> + ERROR + end. + + +peername(#{sock := Sock}) -> + case socket:peername(Sock) of + {ok, #{addr := Addr, port := Port}} -> + {ok, {Addr, Port}}; + {error, _} = ERROR -> + ERROR + end. + + +recv(#{sock := Sock, method := plain}, Length) -> + socket:recv(Sock, Length); +recv(#{sock := Sock, method := msg}, Length) -> + case socket:recvmsg(Sock, Length, 0, [], infinity) of + {ok, #{iov := [Bin]}} -> + {ok, Bin}; + {error, _} = ERROR -> + ERROR + end. + +recv(#{sock := Sock, method := plain}, Length, Timeout) -> + socket:recv(Sock, Length, Timeout); +recv(#{sock := Sock, method := msg}, Length, Timeout) -> + case socket:recvmsg(Sock, Length, 0, [], Timeout) of + {ok, #{iov := [Bin]}} -> + {ok, Bin}; + {error, _} = ERROR -> + ERROR + end. + + +send(#{sock := Sock, method := plain}, Bin) -> + socket:send(Sock, Bin); +send(#{sock := Sock, method := msg}, Bin) -> + socket:sendmsg(Sock, #{iov => [Bin]}). + + +shutdown(#{sock := Sock}, How) -> + socket:shutdown(Sock, How). + + +sockname(#{sock := Sock}) -> + case socket:sockname(Sock) of + {ok, #{addr := Addr, port := Port}} -> + {ok, {Addr, Port}}; + {error, _} = ERROR -> + ERROR + end. + + +%% ========================================================================== + +reader_init(ControllingProcess, Sock, Active, Method) + when is_pid(ControllingProcess) andalso + (is_boolean(Active) orelse (Active =:= once)) andalso + ((Method =:= plain) orelse (Method =:= msg)) -> + MRef = erlang:monitor(process, ControllingProcess), + reader_loop(#{ctrl_proc => ControllingProcess, + ctrl_proc_mref => MRef, + active => Active, + sock => Sock, + method => Method}). + + +%% Never read +reader_loop(#{active := false, + ctrl_proc := Pid} = State) -> + receive + {?MODULE, stop} -> + exit(normal); + + {?MODULE, Pid, controlling_process, NewPid} -> + MRef = maps:get(ctrl_proc_mref, State), + erlang:demonitor(MRef, [flush]), + NewMRef = erlang:monitor(process, NewPid), + Pid ! {?MODULE, self(), controlling_process}, + reader_loop(State#{ctrl_proc => NewPid, + ctrl_proc_mref => NewMRef}); + + {?MODULE, active, NewActive} -> + reader_loop(State#{active => NewActive}); + + {'DOWN', MRef, process, Pid, Reason} -> + case maps:get(ctrl_proc_mref, State) of + MRef when (Reason =:= normal) -> + exit(normal); + MRef -> + exit({controlling_process, Reason}); + _ -> + reader_loop(State) + end + end; + +%% Read *once* and then change to false +reader_loop(#{active := once, + sock := Sock, + method := Method, + ctrl_proc := Pid} = State) -> + case do_recv(Method, Sock) of + {ok, Data} -> + Pid ! ?DATA_MSG(Sock, Method, Data), + reader_loop(State#{active => false}); + {error, timeout} -> + receive + {?MODULE, stop} -> + exit(normal); + + {?MODULE, Pid, controlling_process, NewPid} -> + MRef = maps:get(ctrl_proc_mref, State), + erlang:demonitor(MRef, [flush]), + MRef = erlang:monitor(process, NewPid), + Pid ! {?MODULE, self(), controlling_process}, + reader_loop(State#{ctrl_proc => NewPid, + ctrl_proc_mref => MRef}); + + {?MODULE, active, NewActive} -> + reader_loop(State#{active => NewActive}); + + {'DOWN', MRef, process, Pid, Reason} -> + case maps:get(ctrl_proc_mref, State) of + MRef when (Reason =:= normal) -> + exit(normal); + MRef -> + exit({controlling_process, Reason}); + _ -> + reader_loop(State) + end + after 0 -> + reader_loop(State) + end; + + {error, closed} -> + Pid ! ?CLOSED_MSG(Sock, Method), + exit(normal); + + {error, Reason} -> + Pid ! ?ERROR_MSG(Sock, Method, Reason), + exit(Reason) + end; + +%% Read and forward data continuously +reader_loop(#{active := true, + sock := Sock, + method := Method, + ctrl_proc := Pid} = State) -> + case do_recv(Method, Sock) of + {ok, Data} -> + Pid ! ?DATA_MSG(Sock, Method, Data), + reader_loop(State); + {error, timeout} -> + receive + {?MODULE, stop} -> + exit(normal); + + {?MODULE, Pid, controlling_process, NewPid} -> + MRef = maps:get(ctrl_proc_mref, State), + erlang:demonitor(MRef, [flush]), + MRef = erlang:monitor(process, NewPid), + Pid ! {?MODULE, self(), controlling_process}, + reader_loop(State#{ctrl_proc => NewPid, + ctrl_proc_mref => MRef}); + + {?MODULE, active, NewActive} -> + reader_loop(State#{active => NewActive}); + + {'DOWN', MRef, process, Pid, Reason} -> + case maps:get(ctrl_proc_mref, State) of + MRef when (Reason =:= normal) -> + exit(normal); + MRef -> + exit({controlling_process, Reason}); + _ -> + reader_loop(State) + end + after 0 -> + reader_loop(State) + end; + + {error, closed} -> + Pid ! ?CLOSED_MSG(Sock, Method), + exit(normal); + + {error, Reason} -> + Pid ! ?ERROR_MSG(Sock, Method, Reason), + exit(Reason) + end. + + +do_recv(plain, Sock) -> + socket:recv(Sock, 0, ?READER_RECV_TIMEOUT); +do_recv(msg, Sock) -> + case socket:recvmsg(Sock, 0, 0, [], ?READER_RECV_TIMEOUT) of + {ok, #{iov := [Bin]}} -> + {ok, Bin}; + {error, _} = ERROR -> + ERROR + end. + + + +%% ========================================================================== + diff --git a/erts/emulator/test/trace_local_SUITE.erl b/erts/emulator/test/trace_local_SUITE.erl index 253d5fed23..ad802352b9 100644 --- a/erts/emulator/test/trace_local_SUITE.erl +++ b/erts/emulator/test/trace_local_SUITE.erl @@ -1181,7 +1181,9 @@ undef(X) -> ?MODULE:undef(X, X). % undef lists_reverse(A, B) -> - lists:reverse(A, B). + Res = lists:reverse(A, B), + _ = (catch abs(A)), + Res. diff --git a/erts/emulator/utils/beam_makeops b/erts/emulator/utils/beam_makeops index f73e2362bf..1625b2cc65 100755 --- a/erts/emulator/utils/beam_makeops +++ b/erts/emulator/utils/beam_makeops @@ -1488,7 +1488,7 @@ sub code_gen { $var_decls .= "Eterm $tmp;\n"; $tmp_arg_num++; push(@f, $tmp); - $prefix .= "GetR($arg_offset, $tmp);\n"; + $prefix .= "GetSource(" . arg_offset($arg_offset) . ", $tmp);\n"; $need_block = 1; last SWITCH; }; diff --git a/erts/etc/common/heart.c b/erts/etc/common/heart.c index bd218ff725..bb843a616b 100644 --- a/erts/etc/common/heart.c +++ b/erts/etc/common/heart.c @@ -500,7 +500,7 @@ message_loop(erlin_fd, erlout_fd) #if defined(__WIN32__) static void -kill_old_erlang(void){ +kill_old_erlang(int reason){ HANDLE erlh; DWORD exit_code; char* envvar = NULL; @@ -536,7 +536,8 @@ kill_old_erlang(void){ } #else static void -kill_old_erlang(void){ +kill_old_erlang(int reason) +{ pid_t pid; int i, res; int sig = SIGKILL; @@ -546,14 +547,25 @@ kill_old_erlang(void){ if (envvar && strcmp(envvar, "TRUE") == 0) return; - envvar = get_env(HEART_KILL_SIGNAL); - if (envvar && strcmp(envvar, "SIGABRT") == 0) { - print_error("kill signal SIGABRT requested"); - sig = SIGABRT; - } - if(heart_beat_kill_pid != 0){ - pid = (pid_t) heart_beat_kill_pid; + pid = (pid_t) heart_beat_kill_pid; + if (reason == R_CLOSED) { + print_error("Wait 5 seconds for Erlang to terminate nicely"); + for (i=0; i < 5; ++i) { + res = kill(pid, 0); /* check if alive */ + if (res < 0 && errno == ESRCH) + return; + sleep(1); + } + print_error("Erlang still alive, kill it"); + } + + envvar = get_env(HEART_KILL_SIGNAL); + if (envvar && strcmp(envvar, "SIGABRT") == 0) { + print_error("kill signal SIGABRT requested"); + sig = SIGABRT; + } + res = kill(pid,sig); for(i=0; i < 5 && res == 0; ++i){ sleep(1); @@ -677,7 +689,7 @@ do_terminate(int erlin_fd, int reason) { if(!command) print_error("Would reboot. Terminating."); else { - kill_old_erlang(); + kill_old_erlang(reason); /* High prio combined with system() works badly indeed... */ SetPriorityClass(GetCurrentProcess(), NORMAL_PRIORITY_CLASS); win_system(command); @@ -685,7 +697,7 @@ do_terminate(int erlin_fd, int reason) { } free_env_val(command); } else { - kill_old_erlang(); + kill_old_erlang(reason); /* High prio combined with system() works badly indeed... */ SetPriorityClass(GetCurrentProcess(), NORMAL_PRIORITY_CLASS); win_system(&cmd[0]); @@ -697,13 +709,13 @@ do_terminate(int erlin_fd, int reason) { if(!command) print_error("Would reboot. Terminating."); else { - kill_old_erlang(); + kill_old_erlang(reason); ret = system(command); print_error("Executed \"%s\" -> %d. Terminating.",command, ret); } free_env_val(command); } else { - kill_old_erlang(); + kill_old_erlang(reason); ret = system((char*)&cmd[0]); print_error("Executed \"%s\" -> %d. Terminating.",cmd, ret); } diff --git a/erts/etc/unix/Makefile b/erts/etc/unix/Makefile index 83c64d35fd..21a725cb88 100644 --- a/erts/etc/unix/Makefile +++ b/erts/etc/unix/Makefile @@ -30,7 +30,8 @@ opt debug lcnt: etc etc: etp-commands etp-commands: etp-commands.in - $(gen_verbose)sed 's:@ERL_TOP@:${ERL_TOP}:g' etp-commands.in > etp-commands + $(gen_verbose)sed -e 's:@ERL_TOP@:${ERL_TOP}:g' \ + etp-commands.in > etp-commands .PHONY: docs docs: diff --git a/erts/etc/unix/cerl.src b/erts/etc/unix/cerl.src index 2e034513b0..bcd64d242e 100644 --- a/erts/etc/unix/cerl.src +++ b/erts/etc/unix/cerl.src @@ -224,7 +224,13 @@ while [ $# -gt 0 ]; do shift cargs="$cargs -rr" run_rr=yes - skip_erlexec=yes + case "$1" in + "replay"|"ps") + ;; + *) + skip_erlexec=yes + ;; + esac ;; *) break @@ -307,7 +313,26 @@ if [ "x$GDB" = "x" ]; then exec $taskset1 valgrind $valgrind_xml $valgrind_log $valgrind_misc_flags $BINDIR/$EMU_NAME $sched_arg $emu_xargs "$@" elif [ $run_rr = yes ]; then - exec rr record --ignore-nested $BINDIR/$EMU_NAME $emu_xargs "$@" + if [ $1 = replay ]; then + shift + cmdfile="/tmp/.cerlgdb.$$" + echo "set \$etp_beam_executable = \"$BINDIR/$EMU_NAME\"" > $cmdfile + if [ "$1" = "-p" ]; then + echo 'set $etp_rr_run_until_beam = 1' >> $cmdfile + fi + cat $ROOTDIR/erts/etc/unix/etp-commands.in >> $cmdfile + exec rr replay -x $cmdfile $* + elif [ $1 = ps ]; then + shift + rr ps $* | head -1 + ChildSetup=`rr ps $* | grep 'erl_child_setup' | awk '{ print $2 }'` + for CS in $ChildSetup; do + rr ps $* | grep -E "^$CS" + done + exit 0 + else + exec rr record --ignore-nested $BINDIR/$EMU_NAME $emu_xargs "$@" + fi else exec $EXEC $xargs ${1+"$@"} fi diff --git a/erts/etc/unix/etp-commands.in b/erts/etc/unix/etp-commands.in index b12a205ba7..e8dc59156f 100644 --- a/erts/etc/unix/etp-commands.in +++ b/erts/etc/unix/etp-commands.in @@ -149,7 +149,7 @@ define etp-1 else # (($arg0) & 0x3) == 0 if (($arg0) == etp_the_non_value) - printf "<the non-value>" + printf "<the-non-value>" else etp-cp-1 ($arg0) end @@ -1241,7 +1241,7 @@ define etp-sig-int if $etp_sig_tag != etp_the_non_value etp-1 $etp_sig_tag 0 else - print "!ENCODED-DIST-MSG" + printf "!ENCODED-DIST-MSG" end if ($arg0)->m[1] != $etp_nil printf " @token= " @@ -1251,7 +1251,7 @@ define etp-sig-int etp-1 ($arg0)->m[2] 0 else if ($etp_sig_tag & 0x3f) != 0x30 - print "!INVALID-SIGNAL" + printf "!INVALID-SIGNAL" else set $etp_sig_op = (($etp_sig_tag >> 6) & 0xff) set $etp_sig_type = (($etp_sig_tag >> 14) & 0xff) @@ -1789,7 +1789,7 @@ define etp-pix2proc # Args: Eterm # set $proc = (Process *) *((UWord *) &erts_proc.r.o.tab[((int) $arg0)]) - printf "(Process *) %p\n", $proc + printf "(Process*)%p\n", $proc end define etp-pid2proc-1 @@ -1803,7 +1803,7 @@ define etp-pid2proc # Args: Eterm # etp-pid2proc-1 $arg0 - printf "(Process *) %p\n", $proc + printf "(Process*)%p\n", $proc end define etp-proc-state-int @@ -2083,7 +2083,7 @@ define etp-process-info-int printf "\n Flags: " etp-proc-flags $etp_proc if $proxy_process != 0 - printf " Pointer: (Process *) %p\n", $etp_proc + printf " Pointer: (Process*)%p\n", $etp_proc printf " *** PROXY process struct *** refer to: \n" etp-pid2proc-1 $etp_proc->common.id etp-process-info $proc @@ -2096,7 +2096,7 @@ define etp-process-info-int end end printf " Current function: " - if ($etp_proc->current) + if ($etp_proc->current && !($etp_proc->state.counter & 0x800)) etp-1 $etp_proc->current->module printf ":" etp-1 $etp_proc->current->function @@ -2133,7 +2133,7 @@ define etp-process-info-int end printf " Parent: " etp-1 ((Eterm)($etp_proc->parent)) - printf "\n Pointer: (Process *) %p\n", $etp_proc + printf "\n Pointer: (Process*)%p\n", $etp_proc end if ($arg1) etp-sigqs $etp_proc @@ -2156,6 +2156,43 @@ document etp-process-info %--------------------------------------------------------------------------- end +define etp-processes-free-runq-int + set $runq_prio = 0 + while $runq_prio < 3 + set $runq_proc = ($arg0)->procs.prio[$runq_prio].first + while $runq_proc != 0 + if $runq_proc->state.counter & 0x400 + printf "---\n" + printf " Pix: FREE -> run_queue %p\n", ($arg0) + etp-process-info-int $runq_proc ($arg1) + end + set $runq_proc = $runq_proc->next + end + set $runq_prio++ + end +end + +define etp-processes-free-de-int + set $de_ix = 0 + while $de_ix < ($arg1) + set $de = ($arg0)+$de_ix + set $susp = $de->suspended + set $susp_curr = $susp + set $first_loop = 1 + while $susp_curr != 0 && (($susp_curr != $susp) || $first_loop) + if ($susp_curr->u.pid & 0x3) == 0 + printf "---\n" + printf " Pix: FREE " + etp $de->sysname + etp-process-info-int $susp_curr->u.pid ($arg2) + end + set $first_loop = 0 + set $susp_curr = $susp_curr->next + end + set $de_ix++ + end +end + define etp-processes-int if (!erts_initialized) printf "No processes, since system isn't initialized!\n" @@ -2176,11 +2213,36 @@ define etp-processes-int set $proc_cnt-- end if $proc_ix == $proc_printile - printf "--- %d%% (%d / %d) searched\n", $proc_printile / $proc_decentile * 10, $proc_ix, $proc_max_ix + printf "--- %d%% (%d / %d) searched, looking for %d more\n", $proc_printile / $proc_decentile * 10, $proc_ix, $proc_max_ix, $proc_cnt set $proc_printile += $proc_decentile end set $proc_ix++ end + + ## We should also check for any FREE processes that are running + ## They can be found in esdp->current_process, dep->suspendees and + ## runq. Running FREE processes are processes that either are yielding + ## when exiting or running on a dirty scheduler while having exited. + set $sched_ix = 0 + while $sched_ix < erts_no_schedulers + set $sched_data = &erts_aligned_scheduler_data[$sched_ix].esd + if $sched_data->current_process != 0 + if $sched_data->current_process.state.counter & 0x400 + printf "---\n" + printf " Pix: FREE -> scheduler %d\n", $sched_ix+1 + etp-process-info-int $sched_data->current_process ($arg0) + end + end + etp-processes-free-runq-int $sched_data->run_queue ($arg0) + set $sched_ix++ + end + etp-processes-free-runq-int &erts_aligned_run_queues[erts_no_run_queues].runq ($arg0) + etp-processes-free-runq-int &erts_aligned_run_queues[erts_no_run_queues+1].runq ($arg0) + etp-processes-free-de-int erts_hidden_dist_entries erts_no_of_hidden_dist_entries ($arg0) + etp-processes-free-de-int erts_visible_dist_entries erts_no_of_visible_dist_entries ($arg0) + etp-processes-free-de-int erts_pending_dist_entries erts_no_of_pending_dist_entries ($arg0) + etp-processes-free-de-int erts_not_connected_dist_entries erts_no_of_not_connected_dist_entries ($arg0) + etp-processes-free-de-int erts_this_dist_entry 1 ($arg0) printf "---\n", end end @@ -2237,9 +2299,9 @@ define etp-process-memory-info end printf " " etp-1 $etp_pmem_proc->common.id - printf ": (Process *) %p ", $etp_pmem_proc + printf ": (Process*)%p ", $etp_pmem_proc if $proxy_process != 0 - printf "(Process *) %p ", $etp_pmem_proc + printf "(Process*)%p ", $etp_pmem_proc printf " *** PROXY process struct *** refer to next: \n" etp-pid2proc-1 $etp_pmem_proc->common.id printf " -" @@ -2313,7 +2375,7 @@ define etp-pix2port # Args: Eterm # set $port = (Port *) *((UWord *) &erts_port.r.o.tab[((int) $arg0)]) - printf "(Port *) %p\n", $port + printf "(Port*)%p\n", $port end define etp-id2port-1 @@ -2327,7 +2389,7 @@ define etp-id2port # Args: Eterm # etp-id2port-1 $arg0 - printf "(Port *) %p\n", $port + printf "(Port*)%p\n", $port end define etp-port-sched-flags-int @@ -2501,7 +2563,7 @@ define etp-port-info printf " Connected: " set $connected = *(((Eterm *) &(((Port *) $etp_pinfo_port)->connected))) etp-1 $connected - printf "\n Pointer: (Port *) %p\n", $etp_pinfo_port + printf "\n Pointer: (Port*)%p\n", $etp_pinfo_port end document etp-port-info @@ -2851,7 +2913,7 @@ define etp-scheduler-info-internal printf " Sleep Info Flags:" set $ssi_flags = *((Uint32 *) &$sched_data->ssi->flags) etp-ssi-flags $ssi_flags - printf " Pointer: (ErtsSchedulerData *) %p\n", $sched_data + printf " Pointer: (ErtsSchedulerData*)%p\n", $sched_data end define etp-run-queue-info-internal @@ -2884,7 +2946,7 @@ define etp-run-queue-info-internal end set $rq_flags = *((Uint32 *) &($runq->flags)) etp-rq-flags-int $rq_flags - printf " Pointer: (ErtsRunQueue *) %p\n", $runq + printf " Pointer: (ErtsRunQueue*)%p\n", $runq end define etp-fds @@ -2961,7 +3023,7 @@ define etp-timer-wheel printf "\n" while 1 printf "- Timeout pos: %ld\n", $tmr->timeout_pos - printf " Pointer: (ErtsTWheelTimer *) %p\n", $tmr + printf " Pointer: (ErtsTWheelTimer*)%p\n", $tmr set $tmr = $tmr->next if ($tmr == $tiw->w[$ix]) loop_break @@ -2991,7 +3053,7 @@ define etp-timer-wheel printf "\n" while 1 printf "- Timeout pos: %ld\n", $tmr->timeout_pos - printf " Pointer: (ErtsTWheelTimer *) %p\n", $tmr + printf " Pointer: (ErtsTWheelTimer*)%p\n", $tmr set $tmr = $tmr->next if ($tmr == $tiw->w[$ix]) loop_break @@ -4326,6 +4388,20 @@ document etp-show %--------------------------------------------------------------------------- end +define etp-rr-run-until-beam + source @ERL_TOP@/erts/etc/unix/etp-rr-run-until-beam.py +end + +document etp-rr-run-until-beam +%--------------------------------------------------------------------------- +% etp-rr-run-until-beam +% +% Use this gdb macro to make cerl -rr replay -p PID walk until +% the correct execute has been made. You may have to change the +% file that is used to debug with. +%--------------------------------------------------------------------------- +end + ############################################################################ # Init # @@ -4363,7 +4439,13 @@ define hook-run set $_exitsignal = -1 end +handle SIGPIPE nostop + etp-init help etp-init -etp-show -etp-system-info +if $etp_rr_run_until_beam + help etp-rr-run-until-beam +else + etp-show + etp-system-info +end diff --git a/erts/etc/unix/etp-rr-run-until-beam.py b/erts/etc/unix/etp-rr-run-until-beam.py new file mode 100644 index 0000000000..078998b910 --- /dev/null +++ b/erts/etc/unix/etp-rr-run-until-beam.py @@ -0,0 +1,45 @@ +# +# %CopyrightBegin% +# +# Copyright Ericsson AB 2013-2016. All Rights Reserved. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +# %CopyrightEnd% +# + +has_exited = False + +def stop_handler (event): + global has_exited + if isinstance(event, gdb.SignalEvent): + print("exit code: %s" % (event.stop_signal)) + has_exited = True + +gdb.events.stop.connect (stop_handler) + +gdb.execute('continue') + +while not has_exited: + r = gdb.execute('when', to_string=True) + m = re.match("[^0-9]*([0-9]+)", r) + if m: + event = int(m.group(1)); + gdb.execute('start ' + str(event + 1)); + gdb.execute('continue') + +gdb.events.stop.disconnect (stop_handler) + +gdb.execute('file ' + str(gdb.parse_and_eval("$etp_beam_executable"))) +gdb.execute('break main') +gdb.execute('reverse-continue') diff --git a/erts/etc/unix/to_erl.c b/erts/etc/unix/to_erl.c index afff8f7e54..ed4fe12e8b 100644 --- a/erts/etc/unix/to_erl.c +++ b/erts/etc/unix/to_erl.c @@ -245,7 +245,6 @@ int main(int argc, char **argv) tty_smode.c_iflag = 1*BRKINT |/*Signal interrupt on break.*/ 1*IGNPAR |/*Ignore characters with parity errors.*/ - 1*ISTRIP |/*Strip character.*/ 0; #if 0 diff --git a/erts/etc/win32/msys_tools/vc/ld.sh b/erts/etc/win32/msys_tools/vc/ld.sh index 8917251f51..22184faf76 100644 --- a/erts/etc/win32/msys_tools/vc/ld.sh +++ b/erts/etc/win32/msys_tools/vc/ld.sh @@ -178,7 +178,10 @@ if [ "$RES" = "0" -a -f "$CMANIFEST" ]; then RES=$? if [ "$RES" != "0" ]; then REMOVE=`echo "$OUTPUTRES" | sed 's,\\\;[12]$,,g'` - CREMOVE=`cygpath $REMOVE` + CREMOVE=`win2msys_path.sh $REMOVE` + ## If Defender or Search are enabled, they will lock just created files + ## and then mt will fail :/ + echo "If you get this error, make sure Windows Defender AND Windows Search is disabled">>/tmp/link.exe.${p}.1 rm -f "$CREMOVE" fi rm -f "$CMANIFEST" diff --git a/erts/lib_src/Makefile.in b/erts/lib_src/Makefile.in index 8e1f5b58c4..1da11c2d0a 100644 --- a/erts/lib_src/Makefile.in +++ b/erts/lib_src/Makefile.in @@ -29,7 +29,6 @@ CC=@CC@ LD=@LD@ AR=@AR@ RANLIB=@RANLIB@ -RM=@RM@ MKDIR=@MKDIR@ INSTALL=@INSTALL@ INSTALL_DIR=@INSTALL_DIR@ @@ -536,9 +535,9 @@ release_docs_spec: # .PHONY: clean clean: - $(RM) -rf ../lib/internal/$(TARGET)/* - $(RM) -rf ../lib/$(TARGET)/* - $(RM) -rf obj/$(TARGET)/* + $(RM) -r ../lib/internal/$(TARGET)/* + $(RM) -r ../lib/$(TARGET)/* + $(RM) -r obj/$(TARGET)/* # # Make dependencies diff --git a/erts/lib_src/common/erl_printf.c b/erts/lib_src/common/erl_printf.c index 259ba8c81d..86f5da1c40 100644 --- a/erts/lib_src/common/erl_printf.c +++ b/erts/lib_src/common/erl_printf.c @@ -27,6 +27,11 @@ #include "config.h" #endif +#if defined(__sun) || defined(__sun__) + /* For flockfile(3c), putc_unlocked(3c), etc */ + #define __EXTENSIONS__ +#endif + #include <string.h> #include "erl_errno.h" #ifdef __WIN32__ diff --git a/erts/preloaded/ebin/erl_init.beam b/erts/preloaded/ebin/erl_init.beam Binary files differindex bac2cbb15b..81be5b021a 100644 --- a/erts/preloaded/ebin/erl_init.beam +++ b/erts/preloaded/ebin/erl_init.beam diff --git a/erts/preloaded/ebin/erl_prim_loader.beam b/erts/preloaded/ebin/erl_prim_loader.beam Binary files differindex bbee904837..661bcd8413 100644 --- a/erts/preloaded/ebin/erl_prim_loader.beam +++ b/erts/preloaded/ebin/erl_prim_loader.beam diff --git a/erts/preloaded/ebin/init.beam b/erts/preloaded/ebin/init.beam Binary files differindex dbc080cf2d..1d89174b25 100644 --- a/erts/preloaded/ebin/init.beam +++ b/erts/preloaded/ebin/init.beam diff --git a/erts/preloaded/ebin/net.beam b/erts/preloaded/ebin/net.beam Binary files differnew file mode 100644 index 0000000000..ebb1296b95 --- /dev/null +++ b/erts/preloaded/ebin/net.beam diff --git a/erts/preloaded/ebin/persistent_term.beam b/erts/preloaded/ebin/persistent_term.beam Binary files differindex e94ef983be..c882e4fad4 100644 --- a/erts/preloaded/ebin/persistent_term.beam +++ b/erts/preloaded/ebin/persistent_term.beam diff --git a/erts/preloaded/ebin/prim_file.beam b/erts/preloaded/ebin/prim_file.beam Binary files differindex b9f4791ba9..0efd954e50 100644 --- a/erts/preloaded/ebin/prim_file.beam +++ b/erts/preloaded/ebin/prim_file.beam diff --git a/erts/preloaded/ebin/prim_inet.beam b/erts/preloaded/ebin/prim_inet.beam Binary files differindex 1e6eb3a37f..ff9268ad38 100644 --- a/erts/preloaded/ebin/prim_inet.beam +++ b/erts/preloaded/ebin/prim_inet.beam diff --git a/erts/preloaded/ebin/socket.beam b/erts/preloaded/ebin/socket.beam Binary files differnew file mode 100644 index 0000000000..e44dff8475 --- /dev/null +++ b/erts/preloaded/ebin/socket.beam diff --git a/erts/preloaded/src/Makefile b/erts/preloaded/src/Makefile index c655bff72e..efeb92dce9 100644 --- a/erts/preloaded/src/Makefile +++ b/erts/preloaded/src/Makefile @@ -39,6 +39,8 @@ PRE_LOADED_ERL_MODULES = \ prim_buffer \ prim_file \ prim_inet \ + socket \ + net \ zlib \ prim_zip \ erl_init \ @@ -79,6 +81,10 @@ STDLIB_INCLUDE=$(ERL_TOP)/lib/stdlib/include ERL_COMPILE_FLAGS += +debug_info -I$(KERNEL_SRC) -I$(KERNEL_INCLUDE) +DIA_PLT = erts-preloaded.plt +DIA_ANALYSIS = $(basename $(DIA_PLT)).dialyzer_analysis + + debug opt: $(TARGET_FILES) clean: @@ -90,7 +96,6 @@ copy: $(APP_TARGET): $(APP_SRC) $(ERL_TOP)/erts/vsn.mk $(vsn_verbose)sed -e 's;%VSN%;$(VSN);' $< > $@ - include $(ERL_TOP)/make/otp_release_targets.mk release_spec: $(APP_TARGET) @@ -105,6 +110,30 @@ release_docs_spec: list_preloaded: @echo $(PRE_LOADED_MODULES) +dclean: + rm -f $(DIA_PLT) + rm -f $(DIA_ANALYSIS) + +dialyzer_plt: $(DIA_PLT) + +$(DIA_PLT): $(ERL_FILES) + @echo "Building ($(basename $(DIA_PLT))) plt file" + @dialyzer --build_plt \ + --output_plt $@ \ + -r ../ebin \ + ../../../lib/kernel/ebin \ + ../../../lib/stdlib/ebin \ + ../../../lib/crypto/ebin \ + ../../../lib/compiler/ebin \ + --output $(DIA_ANALYSIS) \ + --verbose + +dialyzer: $(DIA_PLT) + @echo "Running dialyzer on $(basename $(DIA_PLT))" + @dialyzer --plt $< \ + ../ebin \ + --verbose + # # Combine a BEAM assembly script file a stub Erlang file into a BEAM file. # See add_abstract_chunk script. diff --git a/erts/preloaded/src/erl_init.erl b/erts/preloaded/src/erl_init.erl index d681f05398..6edead362c 100644 --- a/erts/preloaded/src/erl_init.erl +++ b/erts/preloaded/src/erl_init.erl @@ -35,6 +35,8 @@ start(Mod, BootArgs) -> erl_tracer:on_load(), prim_buffer:on_load(), prim_file:on_load(), + socket:on_load(), + net:on_load(), %% Proceed to the specified boot module run(Mod, boot, BootArgs). diff --git a/erts/preloaded/src/erl_prim_loader.erl b/erts/preloaded/src/erl_prim_loader.erl index fefdd34292..1605c20f2c 100644 --- a/erts/preloaded/src/erl_prim_loader.erl +++ b/erts/preloaded/src/erl_prim_loader.erl @@ -297,12 +297,13 @@ check_file_result(Func, Target, {error,Reason}) -> "Target: " ++ TargetStr ++ ". " ++ "Function: " ++ atom_to_list(Func) ++ ". " ++ Process end, - %% this is equal to calling error_logger:error_report/1 which - %% we don't want to do from code_server during system boot + %% This is equal to calling logger:error/2 which + %% we don't want to do from code_server during system boot. + %% We don't want to call logger:timestamp() either. logger ! {log,error,#{label=>{?MODULE,file_error},report=>Report}, #{pid=>self(), gl=>group_leader(), - time=>erlang:system_time(microsecond), + time=>os:system_time(microsecond), error_logger=>#{tag=>error_report, type=>std_error}}}, error diff --git a/erts/preloaded/src/erts.app.src b/erts/preloaded/src/erts.app.src index 9de81cae27..c2a8511b6d 100644 --- a/erts/preloaded/src/erts.app.src +++ b/erts/preloaded/src/erts.app.src @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2013-2018. All Rights Reserved. +%% Copyright Ericsson AB 2013-2019. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -35,7 +35,9 @@ prim_zip, atomics, counters, - zlib + zlib, + net, + socket ]}, {registered, []}, {applications, []}, diff --git a/erts/preloaded/src/init.erl b/erts/preloaded/src/init.erl index 54cbd96710..5ea67347ec 100644 --- a/erts/preloaded/src/init.erl +++ b/erts/preloaded/src/init.erl @@ -477,13 +477,16 @@ do_handle_msg(Msg,State) -> {From, {ensure_loaded, _}} -> From ! {init, not_allowed}; X -> + %% This is equal to calling logger:info/3 which we don't + %% want to do from the init process, at least not during + %% system boot. We don't want to call logger:timestamp() + %% either. case whereis(user) of undefined -> - Time = erlang:system_time(microsecond), catch logger ! {log, info, "init got unexpected: ~p", [X], #{pid=>self(), gl=>self(), - time=>Time, + time=>os:system_time(microsecond), error_logger=>#{tag=>info_msg}}}; User -> User ! X, diff --git a/erts/preloaded/src/net.erl b/erts/preloaded/src/net.erl new file mode 100644 index 0000000000..a24b5c8ce3 --- /dev/null +++ b/erts/preloaded/src/net.erl @@ -0,0 +1,336 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2018. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(net). + +-compile(no_native). + +%% Administrative and "global" utility functions +-export([ + on_load/0, on_load/1, + info/0, + command/1 + ]). + +-export([ + gethostname/0, + getnameinfo/1, getnameinfo/2, + getaddrinfo/1, getaddrinfo/2, + + if_name2index/1, + if_index2name/1, + if_names/0 + ]). + +%% Deprecated functions from the "old" net module +-export([call/4, + cast/4, + broadcast/3, + ping/1, + relay/1, + sleep/1]). + +-export_type([ + address_info/0, + name_info/0, + + name_info_flags/0, + name_info_flag/0, + name_info_flag_ext/0, + + network_interface_name/0, + network_interface_index/0 + ]). + +-deprecated({call, 4, eventually}). +-deprecated({cast, 4, eventually}). +-deprecated({broadcast, 3, eventually}). +-deprecated({ping, 1, eventually}). +-deprecated({relay, 1, eventually}). +-deprecated({sleep, 1, eventually}). + + +-type name_info_flags() :: [name_info_flag()|name_info_flag_ext()]. +-type name_info_flag() :: namereqd | + dgram | + nofqdn | + numerichost | + nomericserv. +-type name_info_flag_ext() :: idn | + idna_allow_unassigned | + idna_use_std3_ascii_rules. +-type name_info() :: #{host := string(), + service := string()}. +-type address_info() :: #{family := socket:domain(), + socktype := socket:type(), + protocol := socket:protocol(), + address := socket:sockaddr()}. +-type network_interface_name() :: string(). +-type network_interface_index() :: non_neg_integer(). + + +%% =========================================================================== +%% +%% D E P R E C A T E D F U N C T I O N S +%% +%% =========================================================================== + +call(N,M,F,A) -> rpc:call(N,M,F,A). +cast(N,M,F,A) -> rpc:cast(N,M,F,A). +broadcast(M,F,A) -> rpc:eval_everywhere(M,F,A). +ping(Node) -> net_adm:ping(Node). +sleep(T) -> receive after T -> ok end. +relay(X) -> slave:relay(X). + + + +%% =========================================================================== +%% +%% Administrative and utility API +%% +%% =========================================================================== + +-spec on_load() -> ok. + +%% Should we require that the Extra arg is a map? +on_load() -> + on_load(#{}). + +-spec on_load(Extra) -> ok when + Extra :: map(). + +on_load(Extra) -> + ok = erlang:load_nif(atom_to_list(?MODULE), Extra). + + +-spec info() -> list(). + +info() -> + nif_info(). + + +-spec command(Cmd :: term()) -> term(). + +command(Cmd) -> + nif_command(Cmd). + + + +%% =========================================================================== +%% +%% The proper net API +%% +%% =========================================================================== + +%% =========================================================================== +%% +%% gethostname - Get the name of the current host. +%% +%% + +-spec gethostname() -> {ok, HostName} | {error, Reason} when + HostName :: string(), + Reason :: term(). + +gethostname() -> + nif_gethostname(). + + +%% =========================================================================== +%% +%% getnameinfo - Address-to-name translation in protocol-independent manner. +%% +%% + +-spec getnameinfo(SockAddr) -> {ok, Info} | {error, Reason} when + SockAddr :: socket:sockaddr(), + Info :: name_info(), + Reason :: term(). + +getnameinfo(SockAddr) -> + getnameinfo(SockAddr, undefined). + +-spec getnameinfo(SockAddr, Flags) -> {ok, Info} | {error, Reason} when + SockAddr :: socket:sockaddr(), + Flags :: name_info_flags() | undefined, + Info :: name_info(), + Reason :: term(). + +getnameinfo(SockAddr, [] = _Flags) -> + getnameinfo(SockAddr, undefined); +getnameinfo(#{family := Fam, addr := _Addr} = SockAddr, Flags) + when ((Fam =:= inet) orelse (Fam =:= inet6)) andalso + (is_list(Flags) orelse (Flags =:= undefined)) -> + nif_getnameinfo(socket:ensure_sockaddr(SockAddr), Flags); +getnameinfo(#{family := Fam, path := _Path} = SockAddr, Flags) + when (Fam =:= local) andalso (is_list(Flags) orelse (Flags =:= undefined)) -> + nif_getnameinfo(SockAddr, Flags). + + + +%% =========================================================================== +%% +%% getaddrinfo - Network address and service translation +%% +%% There is also a "hint" argument that we "at some point" should implement. + +-spec getaddrinfo(Host) -> {ok, Info} | {error, Reason} when + Host :: string(), + Info :: [address_info()], + Reason :: term(). + +getaddrinfo(Host) when is_list(Host) -> + getaddrinfo(Host, undefined). + + +-spec getaddrinfo(Host, undefined) -> {ok, Info} | {error, Reason} when + Host :: string(), + Info :: [address_info()], + Reason :: term() + ; (undefined, Service) -> {ok, Info} | {error, Reason} when + Service :: string(), + Info :: [address_info()], + Reason :: term() + ; (Host, Service) -> {ok, Info} | {error, Reason} when + Host :: string(), + Service :: string(), + Info :: [address_info()], + Reason :: term(). + +getaddrinfo(Host, Service) + when (is_list(Host) orelse (Host =:= undefined)) andalso + (is_list(Service) orelse (Service =:= undefined)) andalso + (not ((Service =:= undefined) andalso (Host =:= undefined))) -> + nif_getaddrinfo(Host, Service, undefined). + + + +%% =========================================================================== +%% +%% if_name2index - Mappings between network interface names and indexes: +%% name -> idx +%% +%% + +-spec if_name2index(Name) -> {ok, Idx} | {error, Reason} when + Name :: network_interface_name(), + Idx :: network_interface_index(), + Reason :: term(). + +if_name2index(If) when is_list(If) -> + nif_if_name2index(If). + + + +%% =========================================================================== +%% +%% if_index2name - Mappings between network interface index and names: +%% idx -> name +%% +%% + +-spec if_index2name(Idx) -> {ok, Name} | {error, Reason} when + Idx :: network_interface_index(), + Name :: network_interface_name(), + Reason :: term(). + +if_index2name(Idx) when is_integer(Idx) -> + nif_if_index2name(Idx). + + + +%% =========================================================================== +%% +%% if_names - Get network interface names and indexes +%% +%% + +-spec if_names() -> Names | {error, Reason} when + Names :: [{Idx, If}], + Idx :: network_interface_index(), + If :: network_interface_name(), + Reason :: term(). + +if_names() -> + nif_if_names(). + + + +%% =========================================================================== +%% +%% Misc utility functions +%% +%% =========================================================================== + +%% formated_timestamp() -> +%% format_timestamp(os:timestamp()). + +%% format_timestamp(Now) -> +%% N2T = fun(N) -> calendar:now_to_local_time(N) end, +%% format_timestamp(Now, N2T, true). + +%% format_timestamp({_N1, _N2, N3} = N, N2T, true) -> +%% FormatExtra = ".~.2.0w", +%% ArgsExtra = [N3 div 10000], +%% format_timestamp(N, N2T, FormatExtra, ArgsExtra); +%% format_timestamp({_N1, _N2, _N3} = N, N2T, false) -> +%% FormatExtra = "", +%% ArgsExtra = [], +%% format_timestamp(N, N2T, FormatExtra, ArgsExtra). + +%% format_timestamp(N, N2T, FormatExtra, ArgsExtra) -> +%% {Date, Time} = N2T(N), +%% {YYYY,MM,DD} = Date, +%% {Hour,Min,Sec} = Time, +%% FormatDate = +%% io_lib:format("~.4w-~.2.0w-~.2.0w ~.2.0w:~.2.0w:~.2.0w" ++ FormatExtra, +%% [YYYY, MM, DD, Hour, Min, Sec] ++ ArgsExtra), +%% lists:flatten(FormatDate). + + +%% =========================================================================== +%% +%% The actual NIF-functions. +%% +%% =========================================================================== + +nif_info() -> + erlang:nif_error(undef). + +nif_command(_Cmd) -> + erlang:nif_error(undef). + +nif_gethostname() -> + erlang:nif_error(undef). + +nif_getnameinfo(_Addr, _Flags) -> + erlang:nif_error(undef). + +nif_getaddrinfo(_Host, _Service, _Hints) -> + erlang:nif_error(undef). + +nif_if_name2index(_Name) -> + erlang:nif_error(undef). + +nif_if_index2name(_Id) -> + erlang:nif_error(undef). + +nif_if_names() -> + erlang:nif_error(undef). diff --git a/erts/preloaded/src/persistent_term.erl b/erts/preloaded/src/persistent_term.erl index 5d0c266127..ee7e49b6cb 100644 --- a/erts/preloaded/src/persistent_term.erl +++ b/erts/preloaded/src/persistent_term.erl @@ -19,7 +19,7 @@ %% -module(persistent_term). --export([erase/1,get/0,get/1,info/0,put/2]). +-export([erase/1,get/0,get/1,get/2,info/0,put/2]). -type key() :: term(). -type value() :: term(). @@ -41,6 +41,13 @@ get() -> get(_Key) -> erlang:nif_error(undef). +-spec get(Key, Default) -> Value when + Key :: key(), + Default :: value(), + Value :: value(). +get(_Key, _Default) -> + erlang:nif_error(undef). + -spec info() -> Info when Info :: #{'count':=Count,'memory':=Memory}, Count :: non_neg_integer(), diff --git a/erts/preloaded/src/prim_eval.S b/erts/preloaded/src/prim_eval.S index e4b1560517..900fda5d89 100644 --- a/erts/preloaded/src/prim_eval.S +++ b/erts/preloaded/src/prim_eval.S @@ -42,6 +42,10 @@ {label,3}. {loop_rec,{f,5},{x,0}}. {move,{y,1},{x,1}}. + %% Tell the validator that it's safe to pass the message as an argument, + %% as the match fun is "known" not to build a term with it, and the + %% loop_rec instruction has disabled the GC. + {'%', {remove_fragility, {x,0}}}. {call_fun,1}. {test,is_ne_exact,{f,4},[{x,0},{atom,nomatch}]}. remove_message. diff --git a/erts/preloaded/src/prim_file.erl b/erts/preloaded/src/prim_file.erl index 0994e2a9f4..1aa5d85c64 100644 --- a/erts/preloaded/src/prim_file.erl +++ b/erts/preloaded/src/prim_file.erl @@ -572,12 +572,13 @@ list_dir_convert([RawName | Rest], SkipInvalid, Result) -> {error, ignore} -> list_dir_convert(Rest, SkipInvalid, Result); {error, warning} -> - %% this is equal to calling error_logger:warning_msg/2 which - %% we don't want to do from code_server during system boot + %% This is equal to calling logger:warning/3 which + %% we don't want to do from code_server during system boot. + %% We don't want to call logger:timestamp() either. logger ! {log,warning,"Non-unicode filename ~p ignored\n", [RawName], #{pid=>self(), gl=>group_leader(), - time=>erlang:system_time(microsecond), + time=>os:system_time(microsecond), error_logger=>#{tag=>warning_msg}}}, list_dir_convert(Rest, SkipInvalid, Result); {error, _} -> diff --git a/erts/preloaded/src/prim_inet.erl b/erts/preloaded/src/prim_inet.erl index cc2711b540..d5abdd2483 100644 --- a/erts/preloaded/src/prim_inet.erl +++ b/erts/preloaded/src/prim_inet.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2000-2018. All Rights Reserved. +%% Copyright Ericsson AB 2000-2019. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -172,8 +172,18 @@ close(S) when is_port(S) -> %% and is a contradiction in itself. %% We have hereby done our best... %% - Tref = erlang:start_timer(T * 1000, self(), close_port), - close_pend_loop(S, Tref, undefined); + case subscribe(S, [subs_empty_out_q]) of + {ok, [{subs_empty_out_q,0}]} -> + close_port(S); + {ok, [{subs_empty_out_q,N}]} when N > 0 -> + %% Wait for pending output to be sent + Tref = erlang:start_timer(T * 1000, self(), close_port), + close_pend_loop(S, Tref, N); + _ -> + %% Subscribe failed - wait full time + Tref = erlang:start_timer(T * 1000, self(), close_port), + close_pend_loop(S, Tref, undefined) + end; _ -> % Regard this as {ok,{false,_}} case subscribe(S, [subs_empty_out_q]) of {ok, [{subs_empty_out_q,N}]} when N > 0 -> @@ -2679,12 +2689,13 @@ get_ip6([X1,X2,X3,X4,X5,X6,X7,X8,X9,X10,X11,X12,X13,X14,X15,X16 | T]) -> ?u16(X9,X10),?u16(X11,X12),?u16(X13,X14),?u16(X15,X16)}, T }. +-define(ERTS_INET_DRV_CONTROL_MAGIC_NUMBER, 16#03f1a300). %% Control command ctl_cmd(Port, Cmd, Args) -> ?DBG_FORMAT("prim_inet:ctl_cmd(~p, ~p, ~p)~n", [Port,Cmd,Args]), Result = - try erlang:port_control(Port, Cmd, Args) of + try erlang:port_control(Port, Cmd+?ERTS_INET_DRV_CONTROL_MAGIC_NUMBER, Args) of [?INET_REP_OK|Reply] -> {ok,Reply}; [?INET_REP] -> inet_reply; [?INET_REP_ERROR|Err] -> {error,list_to_atom(Err)} diff --git a/erts/preloaded/src/socket.erl b/erts/preloaded/src/socket.erl new file mode 100644 index 0000000000..5c1647290d --- /dev/null +++ b/erts/preloaded/src/socket.erl @@ -0,0 +1,3680 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2018-2019. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(socket). + +-compile(no_native). +-compile({no_auto_import,[error/1]}). + +%% Administrative and "global" utility functions +-export([ + on_load/0, on_load/1, + info/0, + supports/0, supports/1, supports/2, supports/3, + ensure_sockaddr/1 + ]). + +-export([ + open/2, open/3, open/4, + bind/2, bind/3, + connect/2, connect/3, + listen/1, listen/2, + accept/1, accept/2, + + send/2, send/3, send/4, + sendto/3, sendto/4, sendto/5, + sendmsg/2, sendmsg/3, sendmsg/4, + + recv/1, recv/2, recv/3, recv/4, + recvfrom/1, recvfrom/2, recvfrom/3, recvfrom/4, + recvmsg/1, recvmsg/2, recvmsg/3, recvmsg/5, + + close/1, + shutdown/2, + + setopt/4, + getopt/3, + + sockname/1, + peername/1 + ]). + +-export_type([ + domain/0, + type/0, + protocol/0, + socket/0, + + port_number/0, + ip_address/0, + ip4_address/0, + ip6_address/0, + sockaddr/0, + sockaddr_in4/0, + sockaddr_in6/0, + sockaddr_un/0, + + accept_flags/0, + accept_flag/0, + + send_flags/0, + send_flag/0, + + recv_flags/0, + recv_flag/0, + + shutdown_how/0, + + sockopt_level/0, + otp_socket_option/0, + socket_option/0, + ip_socket_option/0, + ipv6_socket_option/0, + tcp_socket_option/0, + udp_socket_option/0, + sctp_socket_option/0, + raw_socket_option/0, + + timeval/0, + ip_tos/0, + ip_mreq/0, + ip_mreq_source/0, + ip_pmtudisc/0, + ip_msfilter_mode/0, + ip_msfilter/0, + ip_pktinfo/0, + ipv6_mreq/0, + ipv6_pmtudisc/0, + ipv6_pktinfo/0, + in6_flow_info/0, + in6_scope_id/0, + sctp_assoc_id/0, + sctp_sndrcvinfo/0, + sctp_event_subscribe/0, + sctp_assocparams/0, + sctp_initmsg/0, + sctp_rtoinfo/0, + + + msghdr_flag/0, + msghdr_flags/0, + msghdr/0, + cmsghdr_level/0, + cmsghdr_type/0, + %% cmsghdr_data/0, + cmsghdr_recv/0, cmsghdr_send/0, + + uint8/0, + uint16/0, + uint20/0, + uint32/0, + int32/0 + ]). + + +-type uint8() :: 0..16#FF. +-type uint16() :: 0..16#FFFF. +-type uint20() :: 0..16#FFFFF. +-type uint32() :: 0..16#FFFFFFFF. +-type int32() :: -2147483648..2147483647. + + +%% We support only a subset of all domains. +-type domain() :: local | inet | inet6. + +%% We support only a subset of all types. +%% RDM - Reliably Delivered Messages +-type type() :: stream | dgram | raw | rdm | seqpacket. + +%% We support only a subset of all protocols: +%% Note that the '{raw, integer()}' construct is intended +%% to be used with type = raw. +%% Note also that only the "superuser" can create a raw socket. +-type protocol() :: ip | tcp | udp | sctp | icmp | igmp | {raw, integer()}. + +-type port_number() :: 0..65535. + +-type ip_address() :: ip4_address() | ip6_address(). + +-type ip4_address() :: {0..255, 0..255, 0..255, 0..255}. + +-type in6_flow_info() :: uint20(). +-type in6_scope_id() :: uint32(). + +-type ip6_address() :: + {0..65535, + 0..65535, + 0..65535, + 0..65535, + 0..65535, + 0..65535, + 0..65535, + 0..65535}. + +-type timeval() :: #{sec := integer(), + usec := integer()}. + +-type ip_pktinfo() :: #{ + ifindex := non_neg_integer(), % Interface Index + spec_dst := ip4_address(), % Local Address + addr := ip4_address() % Header Destination address + }. + +%% If the integer value is used, its up to the caller to ensure its valid! +-type ip_tos() :: lowdeley | + throughput | + reliability | + mincost | + integer(). + +%% This type is used when requesting to become member of a multicast +%% group with a call to setopt. Example: +%% +%% socket:setopt(Socket, ip, add_membership, #{multiaddr => Addr, +%% interface => any}). +%% +%% Its also used when removing from a multicast group. Example: +%% +%% socket:setopt(Socket, ip, drop_membership, #{multiaddr => Addr, +%% interface => any}). +%% + +-type ip_mreq() :: #{multiaddr := ip4_address(), + interface := any | ip4_address()}. +%% -type ip_mreqn() :: #{multiaddr := ip4_address(), +%% address := any | ip4_address(), +%% ifindex := integer()}. + +-type ip_mreq_source() :: #{multiaddr := ip4_address(), + interface := ip4_address(), + sourceaddr := ip4_address()}. + +-type ip_pmtudisc() :: want | dont | do | probe. + +%% multiaddr: Multicast group address +%% interface: Address of local interface +%% mode: Filter mode +%% slist: List of source addresses +-type ip_msfilter_mode() :: include | exclude. + +-type ip_msfilter() :: #{multiaddr := ip4_address(), + interface := ip4_address(), + mode := ip_msfilter_mode(), + slist := [ip4_address()]}. + +-type ipv6_mreq() :: #{multiaddr := ip6_address(), + interface := non_neg_integer()}. + +-type ipv6_pmtudisc() :: ip_pmtudisc(). + +-type ipv6_pktinfo() :: #{ + addr := ip6_address(), + ifindex := integer() + }. + + +-type sctp_assoc_id() :: int32(). +-type sctp_sndrcvinfo() :: #{ + stream := uint16(), + ssn := uint16(), + flags := uint16(), + ppid := uint16(), + context := uint16(), + timetolive := uint16(), + tsn := uint16(), + cumtsn := uint16(), + assoc_id := sctp_assoc_id() + }. + +-type sctp_event_subscribe() :: #{data_in := boolean(), + association := boolean(), + address := boolean(), + send_failure := boolean(), + peer_error := boolean(), + shutdown := boolean(), + partial_delivery := boolean(), + adaptation_layer := boolean(), + authentication := boolean(), + sender_dry := boolean()}. + +-type sctp_assocparams() :: #{assoc_id := sctp_assoc_id(), + max_rxt := uint16(), + num_peer_dests := uint16(), + peer_rwnd := uint32(), + local_rwnd := uint32(), + cookie_life := uint32()}. + +-type sctp_initmsg() :: #{num_outstreams := uint16(), + max_instreams := uint16(), + max_attempts := uint16(), + max_init_timeo := uint16() + }. + +-type sctp_rtoinfo() :: #{assoc_id := sctp_assoc_id(), + initial := uint32(), + max := uint32(), + min := uint32()}. + +-type sockaddr_un() :: #{family := local, + path := binary() | string()}. +-type sockaddr_in4() :: #{family := inet, + port := port_number(), + addr := any | loopback | ip4_address()}. +-type sockaddr_in6() :: #{family := inet6, + port := port_number(), + addr := any | loopback | ip6_address(), + flowinfo := in6_flow_info(), + scope_id := in6_scope_id()}. +-type sockaddr() :: sockaddr_in4() | + sockaddr_in6() | + sockaddr_un(). + +-define(SOCKADDR_IN4_DEFAULTS(A), #{port => 0, + addr => A}). +-define(SOCKADDR_IN4_DEFAULTS, ?SOCKADDR_IN4_DEFAULTS(any)). +-define(SOCKADDR_IN4_DEFAULT(A), (?SOCKADDR_IN4_DEFAULTS(A))#{family => inet}). +-define(SOCKADDR_IN6_DEFAULTS(A), #{port => 0, + addr => A, + flowinfo => 0, + scope_id => 0}). +-define(SOCKADDR_IN6_DEFAULTS, ?SOCKADDR_IN6_DEFAULTS(any)). +-define(SOCKADDR_IN6_DEFAULT(A), (?SOCKADDR_IN6_DEFAULTS(A))#{family => inet6}). + +%% otp - The option is internal to our (OTP) imeplementation. +%% socket - The socket layer (SOL_SOCKET). +%% ip - The IP layer (SOL_IP or is it IPPROTO_IP?). +%% ipv6 - The IPv6 layer (SOL_IPV6). +%% tcp - The TCP (Transport Control Protocol) layer (IPPROTO_TCP). +%% udp - The UDP (User Datagram Protocol) layer (IPPROTO_UDP). +%% sctp - The SCTP (Stream Control Transmission Protocol) layer (IPPROTO_SCTP). +%% Int - Raw level, sent down and used "as is". +-type sockopt_level() :: otp | + socket | + ip | ipv6 | tcp | udp | sctp | + non_neg_integer(). + +%% There are some options that are 'read-only'. +%% Should those be included here or in a special list? +%% Should we just document it and leave it to the user? +%% Or catch it in the encode functions? +%% A setopt for a readonly option leads to einval? +%% Do we really need a sndbuf? + +-type otp_socket_option() :: debug | + iow | + controlling_process | + rcvbuf | % sndbuf | + rcvctrlbuf | + sndctrlbuf | + fd. +%% Shall we have special treatment of linger?? +%% read-only options: +%% domain | protocol | type. +%% FreeBSD (only?): acceptfilter +-type socket_option() :: acceptconn | + acceptfilter | + bindtodevice | + broadcast | + busy_poll | + debug | + domain | + dontroute | + error | + keepalive | + linger | + mark | + oobinline | + passcred | + peek_off | + peekcred | + priority | + protocol | + rcvbuf | + rcvbufforce | + rcvlowat | + rcvtimeo | + reuseaddr | + reuseport | + rxq_ovfl | + setfib | + sndbuf | + sndbufforce | + sndlowat | + sndtimeo | + timestamp | + type. + +%% Read-only options: +%% mtu +%% +%% Options only valid on FreeBSD?: +%% dontfrag +%% Options only valid for RAW sockets: +%% nodefrag (linux only?) +-type ip_socket_option() :: add_membership | + add_source_membership | + block_source | + dontfrag | + drop_membership | + drop_source_membership | + freebind | + hdrincl | + minttl | + msfilter | + mtu | + mtu_discover | + multicast_all | + multicast_if | + multicast_loop | + multicast_ttl | + nodefrag | + options | + pktinfo | + recverr | + recvif | + recvdstaddr | + recvopts | + recvorigdstaddr | + recvtos | + recvttl | + retopts | + router_alert | + sndsrcaddr | + tos | + transparent | + ttl | + unblock_source. +-type ipv6_socket_option() :: + addrform | + add_membership | + authhdr | + auth_level | + checksum | + drop_membership | + dstopts | + esp_trans_level | + esp_network_level | + faith | + flowinfo | + hoplimit | + hopopts | + ipcomp_level | + join_group | + leave_group | + mtu | + mtu_discover | + multicast_hops | + multicast_if | + multicast_loop | + portrange | + pktoptions | + recverr | + recvpktinfo | pktinfo | + recvtclass | + router_alert | + rthdr | + tclass | + unicast_hops | + use_min_mtu | + v6only. + +-type tcp_socket_option() :: congestion | + cork | + info | + keepcnt | + keepidle | + keepintvl | + maxseg | + md5sig | + nodelay | + noopt | + nopush | + syncnt | + user_timeout. + +-type udp_socket_option() :: cork. + +-type sctp_socket_option() :: + adaption_layer | + associnfo | + auth_active_key | + auth_asconf | + auth_chunk | + auth_key | + auth_delete_key | + autoclose | + context | + default_send_params | + delayed_ack_time | + disable_fragments | + hmac_ident | + events | + explicit_eor | + fragment_interleave | + get_peer_addr_info | + initmsg | + i_want_mapped_v4_addr | + local_auth_chunks | + maxseg | + maxburst | + nodelay | + partial_delivery_point | + peer_addr_params | + peer_auth_chunks | + primary_addr | + reset_streams | + rtoinfo | + set_peer_primary_addr | + status | + use_ext_recvinfo. + +-type raw_socket_option() :: filter. + +%% -type plain_socket_option() :: integer(). +%% -type sockopt() :: otp_socket_option() | +%% socket_option() | +%% ip_socket_option() | +%% ipv6_socket_option() | +%% tcp_socket_option() | +%% udp_socket_option() | +%% sctp_socket_option() | +%% raw_socket_option() | +%% plain_socket_option(). + +-record(socket, {ref :: reference()}). + +-opaque socket() :: #socket{}. + +-type accept_flags() :: [accept_flag()]. +-type accept_flag() :: nonblock | cloexec. + +-type send_flags() :: [send_flag()]. +-type send_flag() :: confirm | + dontroute | + eor | + more | + nosignal | + oob. + +%% Extend with OWN flags for other usage: +%% - adapt-buffer-sz: +%% This will have the effect that the nif recvfrom will use +%% MSG_PEEK to ensure no part of the message is lost, but if +%% necessary adapt (increase) the buffer size until all of +%% it fits. +%% +%% Note that not all of these flags is useful for every recv function! +%% +-type recv_flags() :: [recv_flag()]. +-type recv_flag() :: cmsg_cloexec | + errqueue | + oob | + peek | + trunc. + +-type shutdown_how() :: read | write | read_write. + +%% These are just place-holder(s) - used by the sendmsg/recvmsg functions... +-type msghdr_flag() :: ctrunc | eor | errqueue | oob | trunc. +-type msghdr_flags() :: [msghdr_flag()]. +-type msghdr() :: #{ + %% *Optional* target address + %% Used on an unconnected socket to specify the + %% target address for a datagram. + addr := sockaddr(), + + iov := [binary()], + + %% The maximum size of the control buffer is platform + %% specific. It is the users responsibility to ensure + %% that its not exceeded. + ctrl := [cmsghdr_recv()] | [cmsghdr_send()], + + %% Only valid with recvmsg + flags := msghdr_flags() + }. +%% We are able to (completely) decode *some* control message headers. +%% Even if we are able to decode both level and type, we may not be +%% able to decode the data, in which case it will be a binary. + +-type cmsghdr_level() :: socket | ip | ipv6 | integer(). +-type cmsghdr_type() :: timestamp | + pktinfo | + tos | + ttl | + rights | + credentials | + origdstaddr | + integer(). +-type cmsghdr_recv() :: + #{level := socket, type := timestamp, data := timeval()} | + #{level := socket, type := rights, data := binary()} | + #{level := socket, type := credentials, data := binary()} | + #{level := socket, type := integer(), data := binary()} | + #{level := ip, type := tos, data := ip_tos()} | + #{level := ip, type := ttl, data := integer()} | + #{level := ip, type := pktinfo, data := ip_pktinfo()} | + #{level := ip, type := origdstaddr, data := sockaddr_in4()} | + #{level := ip, type := integer(), data := binary()} | + #{level := ipv6, type := pktinfo, data := ipv6_pktinfo()} | + #{level := ipv6, type := integer(), data := binary()} | + #{level := integer(), type := integer(), data := binary()}. +-type cmsghdr_send() :: + #{level := socket, type := integer(), data := binary()} | + #{level := ip, type := tos, data := ip_tos() | binary()} | + #{level := ip, type := ttl, data := integer() | binary()} | + #{level := ip, type := integer(), data := binary()} | + #{level := ipv6, type := integer(), data := binary()} | + #{level := udp, type := integer(), data := binary()} | + #{level := integer(), type := integer(), data := binary()}. + + +-define(SOCKET_DOMAIN_LOCAL, 1). +-define(SOCKET_DOMAIN_UNIX, ?SOCKET_DOMAIN_LOCAL). +-define(SOCKET_DOMAIN_INET, 2). +-define(SOCKET_DOMAIN_INET6, 3). + +-define(SOCKET_TYPE_STREAM, 1). +-define(SOCKET_TYPE_DGRAM, 2). +-define(SOCKET_TYPE_RAW, 3). +%% -define(SOCKET_TYPE_RDM, 4). +-define(SOCKET_TYPE_SEQPACKET, 5). + +-define(SOCKET_PROTOCOL_IP, 1). +-define(SOCKET_PROTOCOL_TCP, 2). +-define(SOCKET_PROTOCOL_UDP, 3). +-define(SOCKET_PROTOCOL_SCTP, 4). +-define(SOCKET_PROTOCOL_ICMP, 5). +-define(SOCKET_PROTOCOL_IGMP, 6). + +-define(SOCKET_LISTEN_BACKLOG_DEFAULT, 5). + +-define(SOCKET_ACCEPT_TIMEOUT_DEFAULT, infinity). + +-define(SOCKET_SEND_FLAG_CONFIRM, 0). +-define(SOCKET_SEND_FLAG_DONTROUTE, 1). +-define(SOCKET_SEND_FLAG_EOR, 2). +-define(SOCKET_SEND_FLAG_MORE, 3). +-define(SOCKET_SEND_FLAG_NOSIGNAL, 4). +-define(SOCKET_SEND_FLAG_OOB, 5). + +-define(SOCKET_SEND_FLAGS_DEFAULT, []). +-define(SOCKET_SEND_TIMEOUT_DEFAULT, infinity). +-define(SOCKET_SENDTO_FLAGS_DEFAULT, []). +-define(SOCKET_SENDTO_TIMEOUT_DEFAULT, ?SOCKET_SEND_TIMEOUT_DEFAULT). +-define(SOCKET_SENDMSG_FLAGS_DEFAULT, []). +-define(SOCKET_SENDMSG_TIMEOUT_DEFAULT, ?SOCKET_SEND_TIMEOUT_DEFAULT). + +-define(SOCKET_RECV_FLAG_CMSG_CLOEXEC, 0). +-define(SOCKET_RECV_FLAG_ERRQUEUE, 1). +-define(SOCKET_RECV_FLAG_OOB, 2). +-define(SOCKET_RECV_FLAG_PEEK, 3). +-define(SOCKET_RECV_FLAG_TRUNC, 4). + +-define(SOCKET_RECV_FLAGS_DEFAULT, []). +-define(SOCKET_RECV_TIMEOUT_DEFAULT, infinity). + +-define(SOCKET_OPT_LEVEL_OTP, 0). +-define(SOCKET_OPT_LEVEL_SOCKET, 1). +-define(SOCKET_OPT_LEVEL_IP, 2). +-define(SOCKET_OPT_LEVEL_IPV6, 3). +-define(SOCKET_OPT_LEVEL_TCP, 4). +-define(SOCKET_OPT_LEVEL_UDP, 5). +-define(SOCKET_OPT_LEVEL_SCTP, 6). + +%% *** OTP (socket) options +-define(SOCKET_OPT_OTP_DEBUG, 1). +-define(SOCKET_OPT_OTP_IOW, 2). +-define(SOCKET_OPT_OTP_CTRL_PROC, 3). +-define(SOCKET_OPT_OTP_RCVBUF, 4). +%%-define(SOCKET_OPT_OTP_SNDBUF, 5). +-define(SOCKET_OPT_OTP_RCVCTRLBUF, 6). +-define(SOCKET_OPT_OTP_SNDCTRLBUF, 7). +-define(SOCKET_OPT_OTP_FD, 8). +-define(SOCKET_OPT_OTP_DOMAIN, 16#FF01). % INTERNAL +-define(SOCKET_OPT_OTP_TYPE, 16#FF02). % INTERNAL +-define(SOCKET_OPT_OTP_PROTOCOL, 16#FF03). % INTERNAL + +%% *** SOCKET (socket) options +-define(SOCKET_OPT_SOCK_ACCEPTCONN, 1). +%% -define(SOCKET_OPT_SOCK_ACCEPTFILTER, 2). % FreeBSD +-define(SOCKET_OPT_SOCK_BINDTODEVICE, 3). +-define(SOCKET_OPT_SOCK_BROADCAST, 4). +%% -define(SOCKET_OPT_SOCK_BUSY_POLL, 5). +-define(SOCKET_OPT_SOCK_DEBUG, 6). +-define(SOCKET_OPT_SOCK_DOMAIN, 7). +-define(SOCKET_OPT_SOCK_DONTROUTE, 8). +%% -define(SOCKET_OPT_SOCK_ERROR, 9). +-define(SOCKET_OPT_SOCK_KEEPALIVE, 10). +-define(SOCKET_OPT_SOCK_LINGER, 11). +%% -define(SOCKET_OPT_SOCK_MARK, 12). +-define(SOCKET_OPT_SOCK_OOBINLINE, 13). +%% -define(SOCKET_OPT_SOCK_PASSCRED, 14). +-define(SOCKET_OPT_SOCK_PEEK_OFF, 15). +%% -define(SOCKET_OPT_SOCK_PEEKCRED, 16). +-define(SOCKET_OPT_SOCK_PRIORITY, 17). +-define(SOCKET_OPT_SOCK_PROTOCOL, 18). +-define(SOCKET_OPT_SOCK_RCVBUF, 19). +%% -define(SOCKET_OPT_SOCK_RCVBUFFORCE, 20). +-define(SOCKET_OPT_SOCK_RCVLOWAT, 21). +-define(SOCKET_OPT_SOCK_RCVTIMEO, 22). +-define(SOCKET_OPT_SOCK_REUSEADDR, 23). +-define(SOCKET_OPT_SOCK_REUSEPORT, 24). +%% -define(SOCKET_OPT_SOCK_RXQ_OVFL, 25). +%% -define(SOCKET_OPT_SOCK_SETFIB, 26). % FreeBSD +-define(SOCKET_OPT_SOCK_SNDBUF, 27). +%% -define(SOCKET_OPT_SOCK_SNDBUFFORCE, 28). +-define(SOCKET_OPT_SOCK_SNDLOWAT, 29). +-define(SOCKET_OPT_SOCK_SNDTIMEO, 30). +-define(SOCKET_OPT_SOCK_TIMESTAMP, 31). +-define(SOCKET_OPT_SOCK_TYPE, 32). + +%% *** IP (socket) options +-define(SOCKET_OPT_IP_ADD_MEMBERSHIP, 1). +-define(SOCKET_OPT_IP_ADD_SOURCE_MEMBERSHIP, 2). +-define(SOCKET_OPT_IP_BLOCK_SOURCE, 3). +%% -define(SOCKET_OPT_IP_DONTFRAG, 4). % FreeBSD +-define(SOCKET_OPT_IP_DROP_MEMBERSHIP, 5). +-define(SOCKET_OPT_IP_DROP_SOURCE_MEMBERSHIP, 6). +-define(SOCKET_OPT_IP_FREEBIND, 7). +-define(SOCKET_OPT_IP_HDRINCL, 8). +-define(SOCKET_OPT_IP_MINTTL, 9). +-define(SOCKET_OPT_IP_MSFILTER, 10). +-define(SOCKET_OPT_IP_MTU, 11). +-define(SOCKET_OPT_IP_MTU_DISCOVER, 12). +-define(SOCKET_OPT_IP_MULTICAST_ALL, 13). +-define(SOCKET_OPT_IP_MULTICAST_IF, 14). +-define(SOCKET_OPT_IP_MULTICAST_LOOP, 15). +-define(SOCKET_OPT_IP_MULTICAST_TTL, 16). +-define(SOCKET_OPT_IP_NODEFRAG, 17). +%% -define(SOCKET_OPT_IP_OPTIONS, 18). % FreeBSD +-define(SOCKET_OPT_IP_PKTINFO, 19). +-define(SOCKET_OPT_IP_RECVDSTADDR, 20). % FreeBSD +-define(SOCKET_OPT_IP_RECVERR, 21). +-define(SOCKET_OPT_IP_RECVIF, 22). +-define(SOCKET_OPT_IP_RECVOPTS, 23). +-define(SOCKET_OPT_IP_RECVORIGDSTADDR, 24). +-define(SOCKET_OPT_IP_RECVTOS, 25). +-define(SOCKET_OPT_IP_RECVTTL, 26). +-define(SOCKET_OPT_IP_RETOPTS, 27). +-define(SOCKET_OPT_IP_ROUTER_ALERT, 28). +-define(SOCKET_OPT_IP_SENDSRCADDR, 29). % FreeBSD +-define(SOCKET_OPT_IP_TOS, 30). +-define(SOCKET_OPT_IP_TRANSPARENT, 31). +-define(SOCKET_OPT_IP_TTL, 32). +-define(SOCKET_OPT_IP_UNBLOCK_SOURCE, 33). + +%% *** IPv6 (socket) options +-define(SOCKET_OPT_IPV6_ADDRFORM, 1). +-define(SOCKET_OPT_IPV6_ADD_MEMBERSHIP, 2). +-define(SOCKET_OPT_IPV6_AUTHHDR, 3). % Obsolete? +%% -define(SOCKET_OPT_IPV6_AUTH_LEVEL, 4). % FreeBSD +%% -define(SOCKET_OPT_IPV6_CHECKSUM, 5). % FreeBSD +-define(SOCKET_OPT_IPV6_DROP_MEMBERSHIP, 6). +-define(SOCKET_OPT_IPV6_DSTOPTS, 7). +%% -define(SOCKET_OPT_IPV6_ESP_NETWORK_LEVEL, 8). % FreeBSD +%% -define(SOCKET_OPT_IPV6_ESP_TRANS_LEVEL, 9). % FreeBSD +%% -define(SOCKET_OPT_IPV6_FAITH, 10). % FreeBSD +-define(SOCKET_OPT_IPV6_FLOWINFO, 11). +-define(SOCKET_OPT_IPV6_HOPLIMIT, 12). +-define(SOCKET_OPT_IPV6_HOPOPTS, 13). +%% -define(SOCKET_OPT_IPV6_IPCOMP_LEVEL, 14). % FreeBSD +%% -define(SOCKET_OPT_IPV6_JOIN_GROUP, 15). % FreeBSD +%% -define(SOCKET_OPT_IPV6_LEAVE_GROUP, 16). % FreeBSD +-define(SOCKET_OPT_IPV6_MTU, 17). +-define(SOCKET_OPT_IPV6_MTU_DISCOVER, 18). +-define(SOCKET_OPT_IPV6_MULTICAST_HOPS, 19). +-define(SOCKET_OPT_IPV6_MULTICAST_IF, 20). +-define(SOCKET_OPT_IPV6_MULTICAST_LOOP, 21). +%% -define(SOCKET_OPT_IPV6_PORTRANGE, 22). % FreeBSD +%% -define(SOCKET_OPT_IPV6_PKTOPTIONS, 23). % FreeBSD +-define(SOCKET_OPT_IPV6_RECVERR, 24). +-define(SOCKET_OPT_IPV6_RECVPKTINFO, 25). % On FreeBSD: PKTINFO +%% -define(SOCKET_OPT_IPV6_RECVTCLASS, 26). +-define(SOCKET_OPT_IPV6_ROUTER_ALERT, 27). +-define(SOCKET_OPT_IPV6_RTHDR, 28). +%% -define(SOCKET_OPT_IPV6_TCLASS, 29). % FreeBSD +-define(SOCKET_OPT_IPV6_UNICAST_HOPS, 30). +%% -define(SOCKET_OPT_IPV6_USE_MIN_MTU, 31). % FreeBSD +-define(SOCKET_OPT_IPV6_V6ONLY, 32). + +%% *** TCP (socket) options +-define(SOCKET_OPT_TCP_CONGESTION, 1). +-define(SOCKET_OPT_TCP_CORK, 2). +%% -define(SOCKET_OPT_TCP_INFO, 3). +%% -define(SOCKET_OPT_TCP_KEEPCNT, 4). +%% -define(SOCKET_OPT_TCP_KEEPIDLE, 5). +%% -define(SOCKET_OPT_TCP_KEEPINTVL, 6). +-define(SOCKET_OPT_TCP_MAXSEG, 7). +%% -define(SOCKET_OPT_TCP_MD5SIG, 8). +-define(SOCKET_OPT_TCP_NODELAY, 9). +%% -define(SOCKET_OPT_TCP_NOOPT, 10). +%% -define(SOCKET_OPT_TCP_NOPUSH, 11). +%% -define(SOCKET_OPT_TCP_SYNCNT, 12). +%% -define(SOCKET_OPT_TCP_USER_TIMEOUT, 13). + +%% *** UDP (socket) options +-define(SOCKET_OPT_UDP_CORK, 1). + +%% *** SCTP (socket) options +%% -define(SOCKET_OPT_SCTP_ADAPTION_LAYER, 1). +-define(SOCKET_OPT_SCTP_ASSOCINFO, 2). +%% -define(SOCKET_OPT_SCTP_AUTH_ACTIVE_KEY, 3). +%% -define(SOCKET_OPT_SCTP_AUTH_ASCONF, 4). +%% -define(SOCKET_OPT_SCTP_AUTH_CHUNK, 5). +%% -define(SOCKET_OPT_SCTP_AUTH_KEY, 6). +%% -define(SOCKET_OPT_SCTP_AUTH_DELETE_KEY, 7). +-define(SOCKET_OPT_SCTP_AUTOCLOSE, 8). +%% -define(SOCKET_OPT_SCTP_CONTEXT, 9). +%% -define(SOCKET_OPT_SCTP_DEFAULT_SEND_PARAMS, 10). +%% -define(SOCKET_OPT_SCTP_DELAYED_ACK_TIME, 11). +-define(SOCKET_OPT_SCTP_DISABLE_FRAGMENTS, 12). +%% -define(SOCKET_OPT_SCTP_HMAC_IDENT, 13). +-define(SOCKET_OPT_SCTP_EVENTS, 14). +%% -define(SOCKET_OPT_SCTP_EXPLICIT_EOR, 15). +%% -define(SOCKET_OPT_SCTP_FRAGMENT_INTERLEAVE, 16). +%% -define(SOCKET_OPT_SCTP_GET_PEER_ADDR_INFO, 17). +-define(SOCKET_OPT_SCTP_INITMSG, 18). +%% -define(SOCKET_OPT_SCTP_I_WANT_MAPPED_V4_ADDR, 19). +%% -define(SOCKET_OPT_SCTP_LOCAL_AUTH_CHUNKS, 20). +-define(SOCKET_OPT_SCTP_MAXSEG, 21). +%% -define(SOCKET_OPT_SCTP_MAXBURST, 22). +-define(SOCKET_OPT_SCTP_NODELAY, 23). +%% -define(SOCKET_OPT_SCTP_PARTIAL_DELIVERY_POINT, 24). +%% -define(SOCKET_OPT_SCTP_PEER_ADDR_PARAMS, 25). +%% -define(SOCKET_OPT_SCTP_PEER_AUTH_CHUNKS, 26). +%% -define(SOCKET_OPT_SCTP_PRIMARY_ADDR, 27). +%% -define(SOCKET_OPT_SCTP_RESET_STREAMS, 28). +-define(SOCKET_OPT_SCTP_RTOINFO, 29). +%% -define(SOCKET_OPT_SCTP_SET_PEER_PRIMARY_ADDR, 30). +%% -define(SOCKET_OPT_SCTP_STATUS, 31). +%% -define(SOCKET_OPT_SCTP_USE_EXT_RECVINFO, 32). + +-define(SOCKET_SHUTDOWN_HOW_READ, 0). +-define(SOCKET_SHUTDOWN_HOW_WRITE, 1). +-define(SOCKET_SHUTDOWN_HOW_READ_WRITE, 2). + + +-define(SOCKET_SUPPORTS_OPTIONS, 16#0001). +-define(SOCKET_SUPPORTS_SCTP, 16#0002). +-define(SOCKET_SUPPORTS_IPV6, 16#0003). + + +%% =========================================================================== +%% +%% Administrative and utility API +%% +%% =========================================================================== + +-spec on_load() -> ok. + +%% Should we require that the Extra arg is a map? +on_load() -> + on_load(#{}). + +-spec on_load(Extra) -> ok when + Extra :: map(). + +on_load(Extra) -> + ok = erlang:load_nif(atom_to_list(?MODULE), Extra). + + + +-spec info() -> list(). + +info() -> + nif_info(). + + + +%% =========================================================================== +%% +%% supports - get information about what the platform "supports". +%% +%% Generates a list of various info about what the plaform can support. +%% The most obvious case is 'options'. +%% +%% Each item in a 'supports'-list will appear only *one* time. +%% +%% =========================================================================== + +-type supports_options_socket() :: [{socket_option(), boolean()}]. +-type supports_options_ip() :: [{ip_socket_option(), boolean()}]. +-type supports_options_ipv6() :: [{ipv6_socket_option(), boolean()}]. +-type supports_options_tcp() :: [{tcp_socket_option(), boolean()}]. +-type supports_options_udp() :: [{udp_socket_option(), boolean()}]. +-type supports_options_sctp() :: [{sctp_socket_option(), boolean()}]. +-type supports_options() :: [{socket, supports_options_socket()} | + {ip, supports_options_ip()} | + {ipv6, supports_options_ipv6()} | + {tcp, supports_options_tcp()} | + {udp, supports_options_udp()} | + {sctp, supports_options_sctp()}]. + +-spec supports() -> [{options, supports_options()} | + {sctp, boolean()} | + {ipv6, boolean()}]. + +supports() -> + [{options, supports(options)}, + {sctp, supports(sctp)}, + {ipv6, supports(ipv6)}]. + + +-dialyzer({nowarn_function, supports/1}). +-spec supports(options) -> supports_options(); + (sctp) -> boolean(); + (ipv6) -> boolean(); + (Key1) -> false when + Key1 :: term(). + +supports(options) -> + nif_supports(?SOCKET_SUPPORTS_OPTIONS); +supports(sctp) -> + nif_supports(?SOCKET_SUPPORTS_SCTP); +supports(ipv6) -> + nif_supports(?SOCKET_SUPPORTS_IPV6); +supports(_Key1) -> + false. + +-dialyzer({nowarn_function, supports/2}). +-spec supports(options, socket) -> supports_options_socket(); + (options, ip) -> supports_options_ip(); + (options, ipv6) -> supports_options_ipv6(); + (options, tcp) -> supports_options_tcp(); + (options, udp) -> supports_options_udp(); + (options, sctp) -> supports_options_sctp(); + (Key1, Key2) -> false when + Key1 :: term(), + Key2 :: term(). + +supports(options, Level) -> + proplists:get_value(Level, supports(options), false); +supports(_Key1, _Level) -> + false. + + +-dialyzer({nowarn_function, supports/3}). +-spec supports(options, socket, Opt) -> boolean() when + Opt :: socket_option(); + (options, ip, Opt) -> boolean() when + Opt :: ip_socket_option(); + (options, ipv6, Opt) -> boolean() when + Opt :: ipv6_socket_option(); + (options, tcp, Opt) -> boolean() when + Opt :: tcp_socket_option(); + (options, udp, Opt) -> boolean() when + Opt :: udp_socket_option(); + (options, sctp, Opt) -> boolean() when + Opt :: sctp_socket_option(); + (Key1, Key2, Key3) -> false when + Key1 :: term(), + Key2 :: term(), + Key3 :: term(). + +supports(options, Level, Opt) -> + case supports(options, Level) of + S when is_list(S) -> + proplists:get_value(Opt, S, false); + _ -> + false + end; +supports(_Key1, _Key2, _Key3) -> + false. + + + +%% =========================================================================== +%% +%% The proper socket API +%% +%% =========================================================================== + +%% =========================================================================== +%% +%% open - create an endpoint for communication +%% +%% Extra: netns +%% +%% <KOLLA> +%% +%% How do we handle the case when an fd has been created (somehow) +%% and we shall create a socket "from it". +%% Can we figure out Domain, Type and Protocol from fd? +%% Yes we can: SO_DOMAIN, SO_PROTOCOL, SO_TYPE +%% But does that work on all platforms? Or shall we require that the +%% caller provide this explicitly? +%% +%% </KOLLA> +%% +%% +%% <KOLLA> +%% +%% Start a controller process here, *before* the nif_open call. +%% If that call is successful, update with owner process (controlling +%% process) and SockRef. If the open fails, kill the process. +%% "Register" the process on success: +%% +%% nif_register(SockRef, self()). +%% +%% <ALSO> +%% +%% Maybe register the process under a name? +%% Something like: +%% +%% list_to_atom(lists:flatten(io_lib:format("socket-~p", [SockRef]))). +%% +%% </ALSO> +%% +%% The nif sets up a monitor to this process, and if it dies the socket +%% is closed. It is also used if someone wants to monitor the socket. +%% +%% We therefor need monitor function(s): +%% +%% socket:monitor(Socket) +%% socket:demonitor(Socket) +%% +%% These are basically used to monitor the controller process. +%% Should the socket record therefor contain the pid of the controller process? +%% +%% </KOLLA> +%% + +%% -spec open(FD) -> {ok, Socket} | {error, Reason} when +%% Socket :: socket(), +%% Reason :: term(). + +%% open(FD) -> +%% try +%% begin +%% case nif_open(FD) of +%% {ok, {SockRef, Domain, Type, Protocol}} -> +%% SocketInfo = #{domain => Domain, +%% type => Type, +%% protocol => Protocol}, +%% Socket = #socket{info = SocketInfo, +%% ref = SockRef}, +%% {ok, Socket}; +%% {error, _} = ERROR -> +%% ERROR +%% end +%% end +%% catch +%% _:_ -> % This must be improved!! +%% {error, einval} +%% end. + +-spec open(Domain, Type) -> {ok, Socket} | {error, Reason} when + Domain :: domain(), + Type :: type(), + Socket :: socket(), + Reason :: term(). + +open(Domain, Type) -> + open(Domain, Type, null). + +-spec open(Domain, Type, Protocol) -> {ok, Socket} | {error, Reason} when + Domain :: domain(), + Type :: type(), + Protocol :: null | protocol(), + Socket :: socket(), + Reason :: term(). + +open(Domain, Type, Protocol) -> + open(Domain, Type, Protocol, #{}). + +-spec open(Domain, Type, Protocol, Extra) -> {ok, Socket} | {error, Reason} when + Domain :: domain(), + Type :: type(), + Protocol :: null | protocol(), + Extra :: map(), + Socket :: socket(), + Reason :: term(). + +open(Domain, Type, Protocol0, Extra) when is_map(Extra) -> + try + begin + Protocol = default_protocol(Protocol0, Type), + EDomain = enc_domain(Domain), + EType = enc_type(Domain, Type), + EProtocol = enc_protocol(Type, Protocol), + case nif_open(EDomain, EType, EProtocol, Extra) of + {ok, SockRef} -> + Socket = #socket{ref = SockRef}, + {ok, Socket}; + {error, _} = ERROR -> + ERROR + end + end + catch + throw:T -> + T; + %% <WIN32-TEMPORARY> + error:notsup:S -> + erlang:raise(error, notsup, S); + %% </WIN32-TEMPORARY> + error:Reason -> + {error, Reason} + end. + +%% Note that this is just a convenience function for when the protocol was +%% not specified. If its actually specified, then that will be selected. +%% Also, this only works for the some of the type's (stream, dgram and +%% seqpacket). +default_protocol(null, stream) -> tcp; +default_protocol(null, dgram) -> udp; +default_protocol(null, seqpacket) -> sctp; +default_protocol(null, Type) -> throw({error, {no_default_protocol, Type}}); +default_protocol(Protocol, _) -> Protocol. + + +%% =========================================================================== +%% +%% bind - bind a name to a socket +%% + +-spec bind(Socket, Addr) -> ok | {error, Reason} when + Socket :: socket(), + Addr :: any | loopback | sockaddr(), + Reason :: term(). + +bind(#socket{ref = SockRef}, Addr) + when ((Addr =:= any) orelse (Addr =:= loopback)) -> + try which_domain(SockRef) of + inet -> + nif_bind(SockRef, ?SOCKADDR_IN4_DEFAULT(Addr)); + inet6 -> + nif_bind(SockRef, ?SOCKADDR_IN6_DEFAULT(Addr)) + catch + %% <WIN32-TEMPORARY> + error:notsup:S -> + erlang:raise(error, notsup, S); + %% </WIN32-TEMPORARY> + throw:ERROR -> + ERROR + end; +bind(#socket{ref = SockRef} = _Socket, Addr) when is_map(Addr) -> + try + begin + nif_bind(SockRef, ensure_sockaddr(Addr)) + end + catch + %% <WIN32-TEMPORARY> + error:notsup:S -> + erlang:raise(error, notsup, S); + %% </WIN32-TEMPORARY> + throw:ERROR -> + ERROR + end. + + + +%% =========================================================================== +%% +%% bind - Add or remove a bind addresses on a socket +%% +%% Calling this function is only valid if the socket is: +%% type = seqpacket +%% protocol = sctp +%% +%% If the domain is inet, then all addresses *must* be IPv4. +%% If the domain is inet6, the addresses can be aither IPv4 or IPv6. +%% + +-spec bind(Socket, Addrs, Action) -> ok | {error, Reason} when + Socket :: socket(), + Addrs :: [sockaddr()], + Action :: add | remove, + Reason :: term(). + +bind(#socket{ref = SockRef}, Addrs, Action) + when is_list(Addrs) andalso ((Action =:= add) orelse (Action =:= remove)) -> + try + begin + ensure_type(SockRef, seqpacket), + ensure_proto(SockRef, sctp), + validate_addrs(which_domain(SockRef), Addrs), + nif_bind(SockRef, Addrs, Action) + end + catch + %% <WIN32-TEMPORARY> + error:notsup:S -> + erlang:raise(error, notsup, S); + %% </WIN32-TEMPORARY> + throw:ERROR -> + ERROR + end. + +ensure_type(SockRef, Type) -> + case which_type(SockRef) of + Type -> + ok; + _InvalidType -> + einval() + end. + +ensure_proto(SockRef, Proto) -> + case which_protocol(SockRef) of + Proto -> + ok; + _InvalidProto -> + einval() + end. + +validate_addrs(inet = _Domain, Addrs) -> + validate_inet_addrs(Addrs); +validate_addrs(inet6 = _Domain, Addrs) -> + validate_inet6_addrs(Addrs). + +validate_inet_addrs(Addrs) -> + Validator = fun(#{family := inet, + addrs := Addr}) when is_tuple(Addr) andalso + (size(Addr) =:= 4) -> + ok; + (X) -> + throw({error, {invalid_address, X}}) + end, + lists:foreach(Validator, Addrs). + +validate_inet6_addrs(Addrs) -> + Validator = fun(#{family := inet, + addrs := Addr}) when is_tuple(Addr) andalso + (size(Addr) =:= 4) -> + ok; + (#{family := inet6, + addrs := Addr}) when is_tuple(Addr) andalso + (size(Addr) =:= 8) -> + ok; + (X) -> + throw({error, {invalid_address, X}}) + end, + lists:foreach(Validator, Addrs). + + +%% =========================================================================== +%% +%% connect - initiate a connection on a socket +%% + +-spec connect(Socket, SockAddr) -> ok | {error, Reason} when + Socket :: socket(), + SockAddr :: sockaddr(), + Reason :: term(). + +connect(Socket, SockAddr) -> + connect(Socket, SockAddr, infinity). + +-spec connect(Socket, SockAddr, Timeout) -> ok | {error, Reason} when + Socket :: socket(), + SockAddr :: sockaddr(), + Timeout :: timeout(), + Reason :: term(). + +%% <KOLLA> +%% Is it possible to connect with family = local for the (dest) sockaddr? +%% </KOLLA> +connect(_Socket, _SockAddr, Timeout) + when (is_integer(Timeout) andalso (Timeout =< 0)) -> + {error, timeout}; +connect(#socket{ref = SockRef}, #{family := Fam} = SockAddr, Timeout) + when ((Fam =:= inet) orelse (Fam =:= inet6) orelse (Fam =:= local)) andalso + ((Timeout =:= infinity) orelse is_integer(Timeout)) -> + TS = timestamp(Timeout), + case nif_connect(SockRef, SockAddr) of + ok -> + %% Connected! + ok; + {ok, Ref} -> + %% Connecting... + NewTimeout = next_timeout(TS, Timeout), + receive + {select, SockRef, Ref, ready_output} -> + %% <KOLLA> + %% + %% See open above!! + %% + %% * Here we should start and *register* the reader process + %% (This will cause the nif code to create a monitor to + %% the process) + %% * The reader is basically used to implement the active-X + %% feature! + %% * If the reader dies for whatever reason, then the socket + %% (resource) closes and the owner (controlling) process + %% is informed (closed message). + %% + %% </KOLLA> + nif_finalize_connection(SockRef) + after NewTimeout -> + cancel(SockRef, connect, Ref), + {error, timeout} + end; + {error, _} = ERROR -> + ERROR + end. + + +%% =========================================================================== +%% +%% listen - listen for connections on a socket +%% + +-spec listen(Socket) -> ok | {error, Reason} when + Socket :: socket(), + Reason :: term(). + +listen(Socket) -> + listen(Socket, ?SOCKET_LISTEN_BACKLOG_DEFAULT). + +-spec listen(Socket, Backlog) -> ok | {error, Reason} when + Socket :: socket(), + Backlog :: pos_integer(), + Reason :: term(). + +listen(#socket{ref = SockRef}, Backlog) + when (is_integer(Backlog) andalso (Backlog >= 0)) -> + nif_listen(SockRef, Backlog). + + + + +%% =========================================================================== +%% +%% accept, accept4 - accept a connection on a socket +%% + +-spec accept(LSocket) -> {ok, Socket} | {error, Reason} when + LSocket :: socket(), + Socket :: socket(), + Reason :: term(). + +accept(Socket) -> + accept(Socket, ?SOCKET_ACCEPT_TIMEOUT_DEFAULT). + +-spec accept(LSocket, Timeout) -> {ok, Socket} | {error, Reason} when + LSocket :: socket(), + Timeout :: timeout(), + Socket :: socket(), + Reason :: term(). + +%% Do we really need this optimization? +accept(_, Timeout) when is_integer(Timeout) andalso (Timeout =< 0) -> + {error, timeout}; +accept(#socket{ref = LSockRef}, Timeout) + when is_integer(Timeout) orelse (Timeout =:= infinity) -> + do_accept(LSockRef, Timeout). + +do_accept(LSockRef, Timeout) -> + TS = timestamp(Timeout), + AccRef = make_ref(), + case nif_accept(LSockRef, AccRef) of + {ok, SockRef} -> + %% <KOLLA> + %% + %% * Here we should start and *register* the reader process + %% (This will cause the nif code to create a monitor to the process) + %% * The reader is basically used to implement the active-X feature! + %% * If the reader dies for whatever reason, then the socket (resource) + %% closes and the owner (controlling) process is informed (closed + %% message). + %% + %% </KOLLA> + Socket = #socket{ref = SockRef}, + {ok, Socket}; + + {error, eagain} -> + %% Each call is non-blocking, but even then it takes + %% *some* time, so just to be sure, recalculate before + %% the receive. + NewTimeout = next_timeout(TS, Timeout), + receive + {select, LSockRef, AccRef, ready_input} -> + do_accept(LSockRef, next_timeout(TS, Timeout)); + + {'$socket', _, abort, {AccRef, Reason}} -> + {error, Reason} + + after NewTimeout -> + cancel(LSockRef, accept, AccRef), + {error, timeout} + end; + + {error, _} = ERROR -> + cancel(LSockRef, accept, AccRef), % Just to be on the safe side... + ERROR + end. + + + +%% =========================================================================== +%% +%% send, sendto, sendmsg - send a message on a socket +%% + +-spec send(Socket, Data) -> ok | {error, Reason} when + Socket :: socket(), + Data :: iodata(), + Reason :: term(). + +send(Socket, Data) -> + send(Socket, Data, ?SOCKET_SEND_FLAGS_DEFAULT, ?SOCKET_SEND_TIMEOUT_DEFAULT). + +-spec send(Socket, Data, Flags) -> ok | {error, Reason} when + Socket :: socket(), + Data :: iodata(), + Flags :: send_flags(), + Reason :: term() + ; (Socket, Data, Timeout) -> ok | {error, Reason} when + Socket :: socket(), + Data :: iodata(), + Timeout :: timeout(), + Reason :: term(). + +send(Socket, Data, Flags) when is_list(Flags) -> + send(Socket, Data, Flags, ?SOCKET_SEND_TIMEOUT_DEFAULT); +send(Socket, Data, Timeout) -> + send(Socket, Data, ?SOCKET_SEND_FLAGS_DEFAULT, Timeout). + +-spec send(Socket, Data, Flags, Timeout) -> ok | {error, Reason} when + Socket :: socket(), + Data :: iodata(), + Flags :: send_flags(), + Timeout :: timeout(), + Reason :: term(). + +send(Socket, Data, Flags, Timeout) when is_list(Data) -> + Bin = erlang:list_to_binary(Data), + send(Socket, Bin, Flags, Timeout); +send(#socket{ref = SockRef}, Data, Flags, Timeout) + when is_binary(Data) andalso is_list(Flags) -> + EFlags = enc_send_flags(Flags), + do_send(SockRef, Data, EFlags, Timeout). + +do_send(SockRef, Data, EFlags, Timeout) -> + TS = timestamp(Timeout), + SendRef = make_ref(), + case nif_send(SockRef, SendRef, Data, EFlags) of + ok -> + ok; + {ok, Written} -> + NewTimeout = next_timeout(TS, Timeout), + %% We are partially done, wait for continuation + receive + {select, SockRef, SendRef, ready_output} when (Written > 0) -> + <<_:Written/binary, Rest/binary>> = Data, + do_send(SockRef, Rest, EFlags, + next_timeout(TS, Timeout)); + {select, SockRef, SendRef, ready_output} -> + do_send(SockRef, Data, EFlags, + next_timeout(TS, Timeout)); + + {'$socket', _, abort, {SendRef, Reason}} -> + {error, Reason} + + after NewTimeout -> + cancel(SockRef, send, SendRef), + {error, {timeout, size(Data)}} + end; + {error, eagain} -> + receive + {select, SockRef, SendRef, ready_output} -> + do_send(SockRef, Data, EFlags, + next_timeout(TS, Timeout)); + + {'$socket', _, abort, {SendRef, Reason}} -> + {error, Reason} + + after Timeout -> + cancel(SockRef, send, SendRef), + {error, {timeout, size(Data)}} + end; + + {error, _} = ERROR -> + ERROR + end. + + + + +%% --------------------------------------------------------------------------- +%% + +-spec sendto(Socket, Data, Dest) -> + ok | {error, Reason} when + Socket :: socket(), + Data :: binary(), + Dest :: null | sockaddr(), + Reason :: term(). + +sendto(Socket, Data, Dest) -> + sendto(Socket, Data, Dest, ?SOCKET_SENDTO_FLAGS_DEFAULT). + +-spec sendto(Socket, Data, Dest, Flags) -> ok | {error, Reason} when + Socket :: socket(), + Data :: binary(), + Dest :: null | sockaddr(), + Flags :: send_flags(), + Reason :: term() + ; (Socket, Data, Dest, Timeout) -> ok | {error, Reason} when + Socket :: socket(), + Data :: iodata(), + Dest :: null | sockaddr(), + Timeout :: timeout(), + Reason :: term(). + +sendto(Socket, Data, Dest, Flags) when is_list(Flags) -> + sendto(Socket, Data, Dest, Flags, ?SOCKET_SENDTO_TIMEOUT_DEFAULT); +sendto(Socket, Data, Dest, Timeout) -> + sendto(Socket, Data, Dest, ?SOCKET_SENDTO_FLAGS_DEFAULT, Timeout). + + +-spec sendto(Socket, Data, Dest, Flags, Timeout) -> ok | {error, Reason} when + Socket :: socket(), + Data :: binary(), + Dest :: null | sockaddr(), + Flags :: send_flags(), + Timeout :: timeout(), + Reason :: term(). + +sendto(Socket, Data, Dest, Flags, Timeout) when is_list(Data) -> + Bin = erlang:list_to_binary(Data), + sendto(Socket, Bin, Dest, Flags, Timeout); +sendto(#socket{ref = SockRef}, Data, Dest, Flags, Timeout) + when is_binary(Data) andalso + (Dest =:= null) andalso + is_list(Flags) andalso + (is_integer(Timeout) orelse (Timeout =:= infinity)) -> + EFlags = enc_send_flags(Flags), + do_sendto(SockRef, Data, Dest, EFlags, Timeout); +sendto(#socket{ref = SockRef}, Data, #{family := Fam} = Dest, Flags, Timeout) + when is_binary(Data) andalso + ((Fam =:= inet) orelse (Fam =:= inet6) orelse (Fam =:= local)) andalso + is_list(Flags) andalso + (is_integer(Timeout) orelse (Timeout =:= infinity)) -> + EFlags = enc_send_flags(Flags), + do_sendto(SockRef, Data, Dest, EFlags, Timeout). + +do_sendto(SockRef, Data, Dest, EFlags, Timeout) -> + TS = timestamp(Timeout), + SendRef = make_ref(), + case nif_sendto(SockRef, SendRef, Data, Dest, EFlags) of + ok -> + %% We are done + ok; + + {ok, Written} -> + %% We are partially done, wait for continuation + receive + {select, SockRef, SendRef, ready_output} when (Written > 0) -> + <<_:Written/binary, Rest/binary>> = Data, + do_sendto(SockRef, Rest, Dest, EFlags, + next_timeout(TS, Timeout)); + {select, SockRef, SendRef, ready_output} -> + do_sendto(SockRef, Data, Dest, EFlags, + next_timeout(TS, Timeout)); + + {'$socket', _, abort, {SendRef, Reason}} -> + {error, Reason} + + after Timeout -> + cancel(SockRef, sendto, SendRef), + {error, timeout} + end; + + {error, eagain} -> + receive + {select, SockRef, SendRef, ready_output} -> + do_sendto(SockRef, Data, Dest, EFlags, + next_timeout(TS, Timeout)); + + {'$socket', _, abort, {SendRef, Reason}} -> + {error, Reason} + + after Timeout -> + cancel(SockRef, sendto, SendRef), + {error, timeout} + end; + + {error, _} = ERROR -> + ERROR + end. + + + +%% --------------------------------------------------------------------------- +%% +%% The only part of the msghdr() that *must* exist (a connected +%% socket need not specify the addr field) is the iov. +%% The ctrl field is optional, and the addr and flags are not +%% used when sending. +%% + +-spec sendmsg(Socket, MsgHdr) -> ok | {error, Reason} when + Socket :: socket(), + MsgHdr :: msghdr(), + Reason :: term(). + +sendmsg(Socket, MsgHdr) -> + sendmsg(Socket, MsgHdr, + ?SOCKET_SENDMSG_FLAGS_DEFAULT, ?SOCKET_SENDMSG_TIMEOUT_DEFAULT). + + +-spec sendmsg(Socket, MsgHdr, Flags) -> ok | {error, Reason} when + Socket :: socket(), + MsgHdr :: msghdr(), + Flags :: send_flags(), + Reason :: term() + ; (Socket, MsgHdr, Timeout) -> ok | {error, Reason} when + Socket :: socket(), + MsgHdr :: msghdr(), + Timeout :: timeout(), + Reason :: term(). + +sendmsg(Socket, MsgHdr, Flags) when is_list(Flags) -> + sendmsg(Socket, MsgHdr, Flags, ?SOCKET_SENDMSG_TIMEOUT_DEFAULT); +sendmsg(Socket, MsgHdr, Timeout) + when is_integer(Timeout) orelse (Timeout =:= infinity) -> + sendmsg(Socket, MsgHdr, ?SOCKET_SENDMSG_FLAGS_DEFAULT, Timeout). + + +-spec sendmsg(Socket, MsgHdr, Flags, Timeout) -> ok | {ok, Remaining} | {error, Reason} when + Socket :: socket(), + MsgHdr :: msghdr(), + Flags :: send_flags(), + Timeout :: timeout(), + Remaining :: erlang:iovec(), + Reason :: term(). + +sendmsg(#socket{ref = SockRef}, #{iov := IOV} = MsgHdr, Flags, Timeout) + when is_list(IOV) andalso + is_list(Flags) andalso + (is_integer(Timeout) orelse (Timeout =:= infinity)) -> + try ensure_msghdr(MsgHdr) of + M -> + EFlags = enc_send_flags(Flags), + do_sendmsg(SockRef, M, EFlags, Timeout) + catch + throw:T -> + T; + error:Reason -> + {error, Reason} + end. + +do_sendmsg(SockRef, MsgHdr, EFlags, Timeout) -> + TS = timestamp(Timeout), + SendRef = make_ref(), + case nif_sendmsg(SockRef, SendRef, MsgHdr, EFlags) of + ok -> + %% We are done + ok; + + {ok, Written} when is_integer(Written) andalso (Written > 0) -> + + %% We should not retry here since the protocol may not + %% be able to handle a message being split. Leave it to + %% the caller to figure out (call again with the rest). + %% + %% We should really not need to cancel, since this is + %% accepted for sendmsg! + %% + cancel(SockRef, sendmsg, SendRef), + {ok, do_sendmsg_rest(maps:get(iov, MsgHdr), Written)}; + + {error, eagain} -> + receive + {select, SockRef, SendRef, ready_output} -> + do_sendmsg(SockRef, MsgHdr, EFlags, + next_timeout(TS, Timeout)) + after Timeout -> + cancel(SockRef, sendmsg, SendRef), + {error, timeout} + end; + + {error, _} = ERROR -> + ERROR + end. + +do_sendmsg_rest([B|IOVec], Written) when (Written >= size(B)) -> + do_sendmsg_rest(IOVec, Written - size(B)); +do_sendmsg_rest([B|IOVec], Written) -> + <<_:Written/binary, Rest/binary>> = B, + [Rest|IOVec]. + +ensure_msghdr(#{ctrl := []} = M) -> + ensure_msghdr(maps:remove(ctrl, M)); +ensure_msghdr(#{iov := IOV} = M) when is_list(IOV) andalso (IOV =/= []) -> + M#{iov := erlang:iolist_to_iovec(IOV)}; +ensure_msghdr(_) -> + einval(). + + + + +%% =========================================================================== +%% +%% writev - write data into multiple buffers +%% + + + +%% =========================================================================== +%% +%% recv, recvfrom, recvmsg - receive a message from a socket +%% +%% Description: +%% There is a special case for the argument Length. If its set to zero (0), +%% it means "give me everything you have". +%% +%% Returns: {ok, Binary} | {error, Reason} +%% Binary - The received data as a binary +%% Reason - The error reason: +%% timeout | {timeout, AccData} | +%% posix() | {posix(), AccData} | +%% atom() | {atom(), AccData} +%% AccData - The data (as a binary) that we did manage to receive +%% before the timeout. +%% +%% Arguments: +%% Socket - The socket to read from. +%% Length - The number of bytes to read. +%% Flags - A list of "options" for the read. +%% Timeout - Time-out in milliseconds. + +-spec recv(Socket) -> {ok, Data} | {error, Reason} when + Socket :: socket(), + Data :: binary(), + Reason :: term(). + +recv(Socket) -> + recv(Socket, 0). + +-spec recv(Socket, Length) -> {ok, Data} | {error, Reason} when + Socket :: socket(), + Length :: non_neg_integer(), + Data :: binary(), + Reason :: term(). + +recv(Socket, Length) -> + recv(Socket, Length, + ?SOCKET_RECV_FLAGS_DEFAULT, + ?SOCKET_RECV_TIMEOUT_DEFAULT). + +-spec recv(Socket, Length, Flags) -> {ok, Data} | {error, Reason} when + Socket :: socket(), + Length :: non_neg_integer(), + Flags :: recv_flags(), + Data :: binary(), + Reason :: term() + ; (Socket, Length, Timeout) -> {ok, Data} | {error, Reason} when + Socket :: socket(), + Length :: non_neg_integer(), + Timeout :: timeout(), + Data :: binary(), + Reason :: term(). + +recv(Socket, Length, Flags) when is_list(Flags) -> + recv(Socket, Length, Flags, ?SOCKET_RECV_TIMEOUT_DEFAULT); +recv(Socket, Length, Timeout) -> + recv(Socket, Length, ?SOCKET_RECV_FLAGS_DEFAULT, Timeout). + +-spec recv(Socket, Length, Flags, Timeout) -> {ok, Data} | {error, Reason} when + Socket :: socket(), + Length :: non_neg_integer(), + Flags :: recv_flags(), + Timeout :: timeout(), + Data :: binary(), + Reason :: term(). + +recv(#socket{ref = SockRef}, Length, Flags, Timeout) + when (is_integer(Length) andalso (Length >= 0)) andalso + is_list(Flags) andalso + (is_integer(Timeout) orelse (Timeout =:= infinity)) -> + EFlags = enc_recv_flags(Flags), + do_recv(SockRef, undefined, Length, EFlags, <<>>, Timeout). + +%% We need to pass the "old recv ref" around because of the special case +%% with Length = 0. This case makes it neccessary to have a timeout function +%% clause since we may never wait for anything (no receive select), and so the +%% the only timeout check will be the function clause. +do_recv(SockRef, _OldRef, Length, EFlags, Acc, Timeout) + when (Timeout =:= infinity) orelse + (is_integer(Timeout) andalso (Timeout > 0)) -> + TS = timestamp(Timeout), + RecvRef = make_ref(), + %% p("do_recv -> try read with" + %% "~n Length: ~p", [Length]), + case nif_recv(SockRef, RecvRef, Length, EFlags) of + {ok, true = _Complete, Bin} when (size(Acc) =:= 0) -> + %% p("do_recv -> complete success: ~w", [size(Bin)]), + {ok, Bin}; + {ok, true = _Complete, Bin} -> + %% p("do_recv -> completed success: ~w (~w)", [size(Bin), size(Acc)]), + {ok, <<Acc/binary, Bin/binary>>}; + + %% It depends on the amount of bytes we tried to read: + %% 0 - Read everything available + %% We got something, but there may be more - keep reading. + %% > 0 - We got a part of the message and we will be notified + %% when there is more to read (a select message) + {ok, false = _Complete, Bin} when (Length =:= 0) -> + %% p("do_recv -> partial success: ~w", [size(Bin)]), + do_recv(SockRef, RecvRef, + Length, EFlags, + <<Acc/binary, Bin/binary>>, + next_timeout(TS, Timeout)); + + {ok, false = _Completed, Bin} when (size(Acc) =:= 0) -> + %% We got the first chunk of it. + %% We will be notified (select message) when there + %% is more to read. + %% p("do_recv -> partial success(~w): ~w" + %% "~n ~p", [Length, size(Bin), Bin]), + NewTimeout = next_timeout(TS, Timeout), + receive + {select, SockRef, RecvRef, ready_input} -> + do_recv(SockRef, RecvRef, + Length-size(Bin), EFlags, + Bin, + next_timeout(TS, Timeout)); + + {'$socket', _, abort, {RecvRef, Reason}} -> + {error, Reason} + + after NewTimeout -> + cancel(SockRef, recv, RecvRef), + {error, {timeout, Acc}} + end; + + {ok, false = _Completed, Bin} -> + %% We got a chunk of it! + %% p("do_recv -> partial success(~w): ~w (~w)", + %% [Length, size(Bin), size(Acc)]), + NewTimeout = next_timeout(TS, Timeout), + receive + {select, SockRef, RecvRef, ready_input} -> + do_recv(SockRef, RecvRef, + Length-size(Bin), EFlags, + <<Acc/binary, Bin/binary>>, + next_timeout(TS, Timeout)); + + {'$socket', _, abort, {RecvRef, Reason}} -> + {error, Reason} + + after NewTimeout -> + cancel(SockRef, recv, RecvRef), + {error, {timeout, Acc}} + end; + + %% We return with the accumulated binary (if its non-empty) + {error, eagain} when (Length =:= 0) andalso (size(Acc) > 0) -> + %% CAN WE REALLY DO THIS? THE NIF HAS SELECTED!! OR? + {ok, Acc}; + + {error, eagain} -> + %% There is nothing just now, but we will be notified when there + %% is something to read (a select message). + %% p("do_recv -> eagain(~w): ~w", [Length, size(Acc)]), + NewTimeout = next_timeout(TS, Timeout), + receive + {select, SockRef, RecvRef, ready_input} -> + do_recv(SockRef, RecvRef, + Length, EFlags, + Acc, + next_timeout(TS, Timeout)); + + {'$socket', _, abort, {RecvRef, Reason}} -> + {error, Reason} + + after NewTimeout -> + cancel(SockRef, recv, RecvRef), + {error, timeout} + end; + + {error, closed = Reason} -> + do_close(SockRef), + if + (size(Acc) =:= 0) -> + {error, Reason}; + true -> + {error, {Reason, Acc}} + end; + + {error, _} = ERROR when (size(Acc) =:= 0) -> + ERROR; + + {error, Reason} -> + {error, {Reason, Acc}} + + end; + +do_recv(SockRef, RecvRef, 0 = _Length, _Eflags, Acc, _Timeout) -> + %% The current recv operation is to be cancelled, so no need for a ref... + %% The cancel will end our 'read everything you have' and "activate" + %% any waiting reader. + cancel(SockRef, recv, RecvRef), + {ok, Acc}; +do_recv(_SockRef, _RecvRef, _Length, _EFlags, Acc, _Timeout) + when (size(Acc) > 0) -> + {error, {timeout, Acc}}; +do_recv(_SockRef, _RecvRef, _Length, _EFlags, _Acc, _Timeout) -> + {error, timeout}. + + + +%% --------------------------------------------------------------------------- +%% +%% With recvfrom we get messages, which means that regardless of how +%% much we want to read, we return when we get a message. +%% The MaxSize argument basically defines the size of our receive +%% buffer. By setting the size to zero (0), we use the configured +%% size (see setopt). +%% It may be impossible to know what (buffer) size is appropriate +%% "in advance", and in those cases it may be convenient to use the +%% (recv) 'peek' flag. When this flag is provided the message is *not* +%% "consumed" from the underlying buffers, so another recvfrom call +%% is needed, possibly with a then adjusted buffer size. +%% + +-spec recvfrom(Socket) -> {ok, {Source, Data}} | {error, Reason} when + Socket :: socket(), + Source :: sockaddr() | undefined, + Data :: binary(), + Reason :: term(). + +recvfrom(Socket) -> + recvfrom(Socket, 0). + +-spec recvfrom(Socket, BufSz) -> {ok, {Source, Data}} | {error, Reason} when + Socket :: socket(), + BufSz :: non_neg_integer(), + Source :: sockaddr() | undefined, + Data :: binary(), + Reason :: term(). + +recvfrom(Socket, BufSz) -> + recvfrom(Socket, BufSz, + ?SOCKET_RECV_FLAGS_DEFAULT, + ?SOCKET_RECV_TIMEOUT_DEFAULT). + +-spec recvfrom(Socket, Flags, Timeout) -> + {ok, {Source, Data}} | {error, Reason} when + Socket :: socket(), + Flags :: recv_flags(), + Timeout :: timeout(), + Source :: sockaddr() | undefined, + Data :: binary(), + Reason :: term() + ; (Socket, BufSz, Flags) -> + {ok, {Source, Data}} | {error, Reason} when + Socket :: socket(), + BufSz :: non_neg_integer(), + Flags :: recv_flags(), + Source :: sockaddr() | undefined, + Data :: binary(), + Reason :: term() + ; (Socket, BufSz, Timeout) -> + {ok, {Source, Data}} | {error, Reason} when + Socket :: socket(), + BufSz :: non_neg_integer(), + Timeout :: timeout(), + Source :: sockaddr() | undefined, + Data :: binary(), + Reason :: term(). + +recvfrom(Socket, Flags, Timeout) when is_list(Flags) -> + recvfrom(Socket, 0, Flags, Timeout); +recvfrom(Socket, BufSz, Flags) when is_list(Flags) -> + recvfrom(Socket, BufSz, Flags, ?SOCKET_RECV_TIMEOUT_DEFAULT); +recvfrom(Socket, BufSz, Timeout) -> + recvfrom(Socket, BufSz, ?SOCKET_RECV_FLAGS_DEFAULT, Timeout). + +-spec recvfrom(Socket, BufSz, Flags, Timeout) -> + {ok, {Source, Data}} | {error, Reason} when + Socket :: socket(), + BufSz :: non_neg_integer(), + Flags :: recv_flags(), + Timeout :: timeout(), + Source :: sockaddr() | undefined, + Data :: binary(), + Reason :: term(). + +recvfrom(#socket{ref = SockRef}, BufSz, Flags, Timeout) + when (is_integer(BufSz) andalso (BufSz >= 0)) andalso + is_list(Flags) andalso + (is_integer(Timeout) orelse (Timeout =:= infinity)) -> + EFlags = enc_recv_flags(Flags), + do_recvfrom(SockRef, BufSz, EFlags, Timeout). + +do_recvfrom(SockRef, BufSz, EFlags, Timeout) -> + TS = timestamp(Timeout), + RecvRef = make_ref(), + case nif_recvfrom(SockRef, RecvRef, BufSz, EFlags) of + {ok, {_Source, _NewData}} = OK -> + OK; + + {error, eagain} -> + %% There is nothing just now, but we will be notified when there + %% is something to read (a select message). + NewTimeout = next_timeout(TS, Timeout), + receive + {select, SockRef, RecvRef, ready_input} -> + do_recvfrom(SockRef, BufSz, EFlags, + next_timeout(TS, Timeout)); + + {'$socket', _, abort, {RecvRef, Reason}} -> + {error, Reason} + + after NewTimeout -> + cancel(SockRef, recvfrom, RecvRef), + {error, timeout} + end; + + {error, _Reason} = ERROR -> + ERROR + + end. + +%% pi(Item) -> +%% pi(self(), Item). + +%% pi(Pid, Item) -> +%% {Item, Info} = process_info(Pid, Item), +%% Info. + + +%% --------------------------------------------------------------------------- +%% + +-spec recvmsg(Socket) -> {ok, MsgHdr} | {error, Reason} when + Socket :: socket(), + MsgHdr :: msghdr(), + Reason :: term(). + +recvmsg(Socket) -> + recvmsg(Socket, 0, 0, + ?SOCKET_RECV_FLAGS_DEFAULT, ?SOCKET_RECV_TIMEOUT_DEFAULT). + +-spec recvmsg(Socket, Flags) -> {ok, MsgHdr} | {error, Reason} when + Socket :: socket(), + Flags :: recv_flags(), + MsgHdr :: msghdr(), + Reason :: term() + ; (Socket, Timeout) -> {ok, MsgHdr} | {error, Reason} when + Socket :: socket(), + Timeout :: timeout(), + MsgHdr :: msghdr(), + Reason :: term(). + +recvmsg(Socket, Flags) when is_list(Flags) -> + recvmsg(Socket, 0, 0, Flags, ?SOCKET_RECV_TIMEOUT_DEFAULT); +recvmsg(Socket, Timeout) -> + recvmsg(Socket, 0, 0, ?SOCKET_RECV_FLAGS_DEFAULT, Timeout). + +-spec recvmsg(Socket, Flags, Timeout) -> {ok, MsgHdr} | {error, Reason} when + Socket :: socket(), + Flags :: recv_flags(), + Timeout :: timeout(), + MsgHdr :: msghdr(), + Reason :: term() + ; (Socket, BufSz, CtrlSz) -> {ok, MsgHdr} | {error, Reason} when + Socket :: socket(), + BufSz :: non_neg_integer(), + CtrlSz :: non_neg_integer(), + MsgHdr :: msghdr(), + Reason :: term(). + +recvmsg(Socket, Flags, Timeout) when is_list(Flags) -> + recvmsg(Socket, 0, 0, Flags, Timeout); +recvmsg(Socket, BufSz, CtrlSz) when is_integer(BufSz) andalso is_integer(CtrlSz) -> + recvmsg(Socket, BufSz, CtrlSz, + ?SOCKET_RECV_FLAGS_DEFAULT, ?SOCKET_RECV_TIMEOUT_DEFAULT). + + +-spec recvmsg(Socket, + BufSz, CtrlSz, + Flags, Timeout) -> {ok, MsgHdr} | {error, Reason} when + Socket :: socket(), + BufSz :: non_neg_integer(), + CtrlSz :: non_neg_integer(), + Flags :: recv_flags(), + Timeout :: timeout(), + MsgHdr :: msghdr(), + Reason :: term(). + +recvmsg(#socket{ref = SockRef}, BufSz, CtrlSz, Flags, Timeout) + when (is_integer(BufSz) andalso (BufSz >= 0)) andalso + (is_integer(CtrlSz) andalso (CtrlSz >= 0)) andalso + is_list(Flags) andalso + (is_integer(Timeout) orelse (Timeout =:= infinity)) -> + EFlags = enc_recv_flags(Flags), + do_recvmsg(SockRef, BufSz, CtrlSz, EFlags, Timeout). + +do_recvmsg(SockRef, BufSz, CtrlSz, EFlags, Timeout) -> + TS = timestamp(Timeout), + RecvRef = make_ref(), + case nif_recvmsg(SockRef, RecvRef, BufSz, CtrlSz, EFlags) of + {ok, _MsgHdr} = OK -> + OK; + + {error, eagain} -> + %% There is nothing just now, but we will be notified when there + %% is something to read (a select message). + NewTimeout = next_timeout(TS, Timeout), + receive + {select, SockRef, RecvRef, ready_input} -> + do_recvmsg(SockRef, BufSz, CtrlSz, EFlags, + next_timeout(TS, Timeout)); + + {'$socket', _, abort, {RecvRef, Reason}} -> + {error, Reason} + + after NewTimeout -> + cancel(SockRef, recvmsg, RecvRef), + {error, timeout} + end; + + {error, closed} = ERROR -> + do_close(SockRef), + ERROR; + + {error, _Reason} = ERROR -> + ERROR + + end. + + + +%% =========================================================================== +%% +%% readv - read data into multiple buffers +%% + + + +%% =========================================================================== +%% +%% close - close a file descriptor +%% +%% Closing a socket is a two stage rocket (because of linger). +%% We need to perform the actual socket close while in BLOCKING mode. +%% But that would hang the entire VM, so what we do is divide the +%% close in two steps: +%% 1) nif_close + the socket_stop (nif) callback function +%% This is for everything that can be done safely NON-BLOCKING. +%% 2) nif_finalize_close which is executed by a *dirty* scheduler +%% Before we call the socket close function, we se the socket +%% BLOCKING. Thereby linger is handled properly. + + +-spec close(Socket) -> ok | {error, Reason} when + Socket :: socket(), + Reason :: term(). + +close(#socket{ref = SockRef}) -> + do_close(SockRef). + +do_close(SockRef) -> + case nif_close(SockRef) of + ok -> + nif_finalize_close(SockRef); + {ok, CloseRef} -> + %% We must wait for the socket_stop callback function to + %% complete its work + receive + {'$socket', SockRef, close, CloseRef} -> + nif_finalize_close(SockRef) + end; + {error, _} = ERROR -> + ERROR + end. + + + + +%% =========================================================================== +%% +%% shutdown - shut down part of a full-duplex connection +%% + +-spec shutdown(Socket, How) -> ok | {error, Reason} when + Socket :: socket(), + How :: shutdown_how(), + Reason :: term(). + +shutdown(#socket{ref = SockRef}, How) -> + try + begin + EHow = enc_shutdown_how(How), + nif_shutdown(SockRef, EHow) + end + catch + throw:T -> + T; + %% <WIN32-TEMPORARY> + error:notsup:S -> + erlang:raise(error, notsup, S); + %% </WIN32-TEMPORARY> + error:Reason -> + {error, Reason} + end. + + + + +%% =========================================================================== +%% +%% setopt - manipulate individual properties of a socket +%% +%% What properties are valid depend on what kind of socket it is +%% (domain, type and protocol) +%% If its an "invalid" option (or value), we should not crash but return some +%% useful error... +%% +%% <KOLLA> +%% +%% WE NEED TO MAKE SURE THAT THE USER DOES NOT MAKE US BLOCKING +%% AS MUCH OF THE CODE EXPECTS TO BE NON-BLOCKING!! +%% +%% </KOLLA> + +-spec setopt(Socket, otp, otp_socket_option(), Value) -> ok | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, socket, socket_option(), Value) -> ok | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, ip, ip_socket_option(), Value) -> ok | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, ipv6, ipv6_socket_option(), Value) -> ok | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, tcp, tcp_socket_option(), Value) -> ok | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, udp, udp_socket_option(), Value) -> ok | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, sctp, sctp_socket_option(), Value) -> ok | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, Level, Key, Value) -> ok | {error, Reason} when + Socket :: socket(), + Level :: non_neg_integer(), + Key :: non_neg_integer(), + Value :: binary(), + Reason :: term(). + +setopt(#socket{ref = SockRef}, Level, Key, Value) -> + try + begin + Domain = which_domain(SockRef), + Type = which_type(SockRef), + Protocol = which_protocol(SockRef), + {EIsEncoded, ELevel} = enc_setopt_level(Level), + EKey = enc_setopt_key(Level, Key, Domain, Type, Protocol), + EVal = enc_setopt_value(Level, Key, Value, Domain, Type, Protocol), + nif_setopt(SockRef, EIsEncoded, ELevel, EKey, EVal) + end + catch + throw:T -> + T; + %% <WIN32-TEMPORARY> + error:notsup:S -> + erlang:raise(error, notsup, S); + %% </WIN32-TEMPORARY> + error:Reason -> + {error, Reason} % Process more? + end. + + + + +%% =========================================================================== +%% +%% getopt - retrieve individual properties of a socket +%% +%% What properties are valid depend on what kind of socket it is +%% (domain, type and protocol). +%% If its an "invalid" option, we should not crash but return some +%% useful error... +%% +%% When specifying level as an integer, and therefor using "native mode", +%% we should make it possible to specify common types instead of the +%% value size. Example: int | bool | {string, pos_integer()} | non_neg_integer() +%% + +-spec getopt(Socket, otp, otp_socket_option()) -> {ok, Value} | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, socket, socket_option()) -> {ok, Value} | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, ip, ip_socket_option()) -> {ok, Value} | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, ipv6, ipv6_socket_option()) -> {ok, Value} | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, tcp, tcp_socket_option()) -> {ok, Value} | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, udp, udp_socket_option()) -> {ok, Value} | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, sctp, sctp_socket_option()) -> {ok, Value} | {error, Reason} when + Socket :: socket(), + Value :: term(), + Reason :: term() + ; (Socket, Level, Key) -> ok | {ok, Value} | {error, Reason} when + Socket :: socket(), + Level :: integer(), + Key :: {NativeOpt, ValueSize}, + NativeOpt :: integer(), + ValueSize :: int | bool | non_neg_integer(), + Value :: term(), + Reason :: term(). + +getopt(#socket{ref = SockRef}, Level, Key) -> + try + begin + Domain = which_domain(SockRef), + Type = which_type(SockRef), + Protocol = which_protocol(SockRef), + {EIsEncoded, ELevel} = enc_getopt_level(Level), + EKey = enc_getopt_key(Level, Key, Domain, Type, Protocol), + %% We may need to decode the value (for the same reason + %% we (may have) needed to encode the value for setopt). + case nif_getopt(SockRef, EIsEncoded, ELevel, EKey) of + ok -> + ok; + {ok, EVal} -> + Val = dec_getopt_value(Level, Key, EVal, + Domain, Type, Protocol), + {ok, Val}; + {error, _} = ERROR -> + ERROR + end + end + catch + throw:E:_S -> + E; + %% <WIN32-TEMPORARY> + error:notsup:S -> + erlang:raise(error, notsup, S); + %% </WIN32-TEMPORARY> + error:Reason:_Stack -> + {error, Reason} % Process more? + end. + + +%% These are internal "shortcut" functions for the options +%% domain, type and protocol. + +-spec which_domain(SockRef) -> Domain when + SockRef :: reference(), + Domain :: domain(). + +which_domain(SockRef) -> + case nif_getopt(SockRef, true, + ?SOCKET_OPT_LEVEL_OTP, ?SOCKET_OPT_OTP_DOMAIN) of + {ok, Domain} -> + Domain; + {error, _} = ERROR -> + throw(ERROR) + end. + + +-spec which_type(SockRef) -> Type when + SockRef :: reference(), + Type :: type(). + +which_type(SockRef) -> + case nif_getopt(SockRef, true, + ?SOCKET_OPT_LEVEL_OTP, ?SOCKET_OPT_OTP_TYPE) of + {ok, Type} -> + Type; + {error, _} = ERROR -> + throw(ERROR) + end. + +-spec which_protocol(SockRef) -> Protocol when + SockRef :: reference(), + Protocol :: protocol(). + +which_protocol(SockRef) -> + case nif_getopt(SockRef, true, + ?SOCKET_OPT_LEVEL_OTP, ?SOCKET_OPT_OTP_PROTOCOL) of + {ok, Proto} -> + Proto; + {error, _} = ERROR -> + throw(ERROR) + end. + + +%% =========================================================================== +%% +%% sockname - return the current address of the socket. +%% +%% + +-spec sockname(Socket) -> {ok, SockAddr} | {error, Reason} when + Socket :: socket(), + SockAddr :: sockaddr(), + Reason :: term(). + +sockname(#socket{ref = SockRef}) -> + nif_sockname(SockRef). + + + +%% =========================================================================== +%% +%% peername - return the address of the peer *connected* to the socket. +%% +%% + +-spec peername(Socket) -> {ok, SockAddr} | {error, Reason} when + Socket :: socket(), + SockAddr :: sockaddr(), + Reason :: term(). + +peername(#socket{ref = SockRef}) -> + nif_peername(SockRef). + + + +%% =========================================================================== +%% +%% Encode / decode +%% +%% =========================================================================== + +-spec enc_domain(Domain) -> non_neg_integer() when + Domain :: domain(). + +enc_domain(local) -> ?SOCKET_DOMAIN_LOCAL; +enc_domain(inet) -> ?SOCKET_DOMAIN_INET; +enc_domain(inet6) -> ?SOCKET_DOMAIN_INET6; +enc_domain(Domain) -> throw({error, {invalid_domain, Domain}}). + +-spec enc_type(Domain, Type) -> non_neg_integer() when + Domain :: domain(), + Type :: type(). + +%% What combos are valid? +enc_type(_, stream) -> ?SOCKET_TYPE_STREAM; +enc_type(_, dgram) -> ?SOCKET_TYPE_DGRAM; +enc_type(_, raw) -> ?SOCKET_TYPE_RAW; +enc_type(_, seqpacket) -> ?SOCKET_TYPE_SEQPACKET; +enc_type(_, Type) -> throw({error, {invalid_type, Type}}). + +-spec enc_protocol(Type, Protocol) -> non_neg_integer() | + {raw, non_neg_integer()} when + Type :: type(), + Protocol :: protocol(). + +enc_protocol(dgram, ip) -> ?SOCKET_PROTOCOL_IP; +enc_protocol(stream, tcp) -> ?SOCKET_PROTOCOL_TCP; +enc_protocol(dgram, udp) -> ?SOCKET_PROTOCOL_UDP; +enc_protocol(seqpacket, sctp) -> ?SOCKET_PROTOCOL_SCTP; +enc_protocol(raw, icmp) -> ?SOCKET_PROTOCOL_ICMP; +enc_protocol(raw, igmp) -> ?SOCKET_PROTOCOL_IGMP; +enc_protocol(raw, {raw, P} = RAW) when is_integer(P) -> RAW; +enc_protocol(Type, Proto) -> + throw({error, {invalid_protocol, {Type, Proto}}}). + + +-spec enc_send_flags(Flags) -> non_neg_integer() when + Flags :: send_flags(). + +enc_send_flags(Flags) -> + EFlags = [{confirm, ?SOCKET_SEND_FLAG_CONFIRM}, + {dontroute, ?SOCKET_SEND_FLAG_DONTROUTE}, + {eor, ?SOCKET_SEND_FLAG_EOR}, + {more, ?SOCKET_SEND_FLAG_MORE}, + {nosignal, ?SOCKET_SEND_FLAG_NOSIGNAL}, + {oob, ?SOCKET_SEND_FLAG_OOB}], + enc_flags(Flags, EFlags). + +-spec enc_recv_flags(Flags) -> non_neg_integer() when + Flags :: recv_flags(). + +enc_recv_flags(Flags) -> + EFlags = [{cmsg_cloexec, ?SOCKET_RECV_FLAG_CMSG_CLOEXEC}, + {errqueue, ?SOCKET_RECV_FLAG_ERRQUEUE}, + {oob, ?SOCKET_RECV_FLAG_OOB}, + {peek, ?SOCKET_RECV_FLAG_PEEK}, + {trunc, ?SOCKET_RECV_FLAG_TRUNC}], + enc_flags(Flags, EFlags). + + +enc_flags([], _) -> + 0; +enc_flags(Flags, EFlags) -> + F = fun(Flag, Acc) -> + case lists:keysearch(Flag, 1, EFlags) of + {value, {Flag, EFlag}} -> + Acc bor (1 bsl EFlag); + false -> + throw({error, {unknown_flag, Flag}}) + end + end, + lists:foldl(F, 0, Flags). + + +%% +++ Encode setopt level +++ + +-spec enc_setopt_level(Level) -> {IsEncoded, EncodedLevel} when + Level :: sockopt_level(), + IsEncoded :: boolean(), + EncodedLevel :: integer(). + +enc_setopt_level(otp) -> + {true, ?SOCKET_OPT_LEVEL_OTP}; +enc_setopt_level(socket) -> + {true, ?SOCKET_OPT_LEVEL_SOCKET}; +enc_setopt_level(ip) -> + {true, ?SOCKET_OPT_LEVEL_IP}; +enc_setopt_level(ipv6) -> + {true, ?SOCKET_OPT_LEVEL_IPV6}; +enc_setopt_level(tcp) -> + {true, ?SOCKET_OPT_LEVEL_TCP}; +enc_setopt_level(udp) -> + {true, ?SOCKET_OPT_LEVEL_UDP}; +enc_setopt_level(sctp) -> + {true, ?SOCKET_OPT_LEVEL_SCTP}; +%% Any option that is of an plain level must be provided as a binary +%% already fully encoded! +enc_setopt_level(L) when is_integer(L) -> + {false, L}. + + +%% +++ Encode setopt key +++ + +%% We should ...really... do something with the domain, type and protocol args... +%% Also, any option (key) which has an integer level (plain) must also be provided +%% in a plain mode, that is, as an integer. +%% Also, not all options are available on all platforms. That is something we +%% don't check here, but in the nif-code. + +enc_setopt_key(Level, Opt, Domain, Type, Protocol) -> + enc_sockopt_key(Level, Opt, set, Domain, Type, Protocol). + + +%% +++ Encode setopt value +++ +%% +%% For the most part this function does *not* do an actual encode, +%% it simply validates the value type. But in some cases it will +%% encode the value into an more "manageable" type. +%% It also handles "aliases" (see linger). + +-dialyzer({nowarn_function, enc_setopt_value/6}). +-spec enc_setopt_value(otp, otp_socket_option(), + Value, Domain, Type, Protocol) -> term() when + Value :: term(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (socket, socket_option(), + Value, Domain, Type, Protocol) -> term() when + Value :: term(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (ip, ip_socket_option(), + Value, Domain, Type, Protocol) -> term() when + Value :: term(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (ipv6, ipv6_socket_option(), + Value, Domain, Type, Protocol) -> term() when + Value :: term(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (tcp, tcp_socket_option(), + Value, Domain, Type, Protocol) -> term() when + Value :: term(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (udp, udp_socket_option(), + Value, Domain, Type, Protocol) -> term() when + Value :: term(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (sctp, sctp_socket_option(), + Value, Domain, Type, Protocol) -> term() when + Value :: term(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (Level, Opt, + Value, Domain, Type, Protocol) -> term() when + Level :: integer(), + Opt :: integer(), + Value :: binary(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol(). + +enc_setopt_value(otp, debug, V, _, _, _) when is_boolean(V) -> + V; +enc_setopt_value(otp, iow, V, _, _, _) when is_boolean(V) -> + V; +enc_setopt_value(otp, controlling_process, V, _, _, _) when is_pid(V) -> + V; +enc_setopt_value(otp, rcvbuf, V, _, _, _) when (V =:= default) -> + 0; % This will cause the nif-code to choose the default value +enc_setopt_value(otp, rcvbuf, V, _, _, _) when is_integer(V) andalso (V > 0) -> + V; +%% N: Number of reads (when specifying length = 0) +%% V: Size of the "read" buffer +enc_setopt_value(otp, rcvbuf, {N, BufSz} = V, _, stream = _T, tcp = _P) + when (is_integer(N) andalso (N > 0)) andalso + (is_integer(BufSz) andalso (BufSz > 0)) -> + V; +enc_setopt_value(otp, rcvctrlbuf, V, _, _, _) when (V =:= default) -> + 0; +enc_setopt_value(otp, rcvctrlbuf, V, _, _, _) when is_integer(V) andalso (V > 0) -> + V; +enc_setopt_value(otp, sndctrlbuf, V, _, _, _) when (V =:= default) -> + 0; +enc_setopt_value(otp, sndctrlbuf, V, _, _, _) when is_integer(V) andalso (V > 0) -> + V; +enc_setopt_value(otp = L, Opt, V, _D, _T, _P) -> + not_supported({L, Opt, V}); + +enc_setopt_value(socket, bindtodevice, V, _D, _T, _P) when is_list(V) -> + V; +enc_setopt_value(socket, broadcast, V, _D, _T, _P) when is_boolean(V) -> + V; +enc_setopt_value(socket, debug, V, _D, _T, _P) when is_integer(V) -> + V; +enc_setopt_value(socket, dontroute, V, _D, _T, _P) when is_boolean(V) -> + V; +enc_setopt_value(socket, keepalive, V, _D, _T, _P) when is_boolean(V) -> + V; +enc_setopt_value(socket, linger, abort, D, T, P) -> + enc_setopt_value(socket, linger, {true, 0}, D, T, P); +enc_setopt_value(socket, linger, {OnOff, Secs} = V, _D, _T, _P) + when is_boolean(OnOff) andalso is_integer(Secs) andalso (Secs >= 0) -> + V; +enc_setopt_value(socket, oobinline, V, _D, _T, _P) when is_boolean(V) -> + V; +enc_setopt_value(socket, peek_off, V, _D, _T, _P) when is_integer(V) -> + V; +enc_setopt_value(socket, priority, V, _D, _T, _P) when is_integer(V) -> + V; +enc_setopt_value(socket, rcvbuf, V, _D, _T, _P) when is_integer(V) -> + V; +enc_setopt_value(socket, rcvlowat, V, _D, _T, _P) when is_integer(V) -> + V; +enc_setopt_value(socket, rcvtimeo, #{sec := Sec, usec := USec} = V, _D, _T, _P) + when is_integer(Sec) andalso is_integer(USec) -> + V; +enc_setopt_value(socket, reuseaddr, V, _D, _T, _P) when is_boolean(V) -> + V; +enc_setopt_value(socket, reuseport, V, _D, _T, _P) when is_boolean(V) -> + V; +enc_setopt_value(socket, sndbuf, V, _D, _T, _P) when is_integer(V) -> + V; +enc_setopt_value(socket, sndlowat, V, _D, _T, _P) when is_integer(V) -> + V; +enc_setopt_value(socket, sndtimeo, #{sec := Sec, usec := USec} = V, _D, _T, _P) + when is_integer(Sec) andalso is_integer(USec) -> + V; +enc_setopt_value(socket, timestamp, V, _D, _T, _P) when is_boolean(V) -> + V; +enc_setopt_value(socket = L, Opt, V, _D, _T, _P) -> + not_supported({L, Opt, V}); + +enc_setopt_value(ip, add_membership, #{multiaddr := MA, + interface := IF} = V, _D, _T, _P) + when (is_tuple(MA) andalso (size(MA) =:= 4)) andalso + ((IF =:= any) orelse (is_tuple(IF) andalso (size(IF) =:= 4))) -> + V; +enc_setopt_value(ip, add_source_membership, #{multiaddr := MA, + interface := IF, + sourceaddr := SA} = V, _D, _T, _P) + when (is_tuple(MA) andalso (size(MA) =:= 4)) andalso + (is_tuple(IF) andalso (size(IF) =:= 4)) andalso + (is_tuple(SA) andalso (size(SA) =:= 4)) -> + V; +enc_setopt_value(ip, block_source, #{multiaddr := MA, + interface := IF, + sourceaddr := SA} = V, _D, _T, _P) + when (is_tuple(MA) andalso (size(MA) =:= 4)) andalso + (is_tuple(IF) andalso (size(IF) =:= 4)) andalso + (is_tuple(SA) andalso (size(SA) =:= 4)) -> + V; +enc_setopt_value(ip, drop_membership, #{multiaddr := MA, + interface := IF} = V, _D, _T, _P) + when (is_tuple(MA) andalso (size(MA) =:= 4)) andalso + ((IF =:= any) orelse (is_tuple(IF) andalso (size(IF) =:= 4))) -> + V; +enc_setopt_value(ip, drop_source_membership, #{multiaddr := MA, + interface := IF, + sourceaddr := SA} = V, _D, _T, _P) + when (is_tuple(MA) andalso (size(MA) =:= 4)) andalso + (is_tuple(IF) andalso (size(IF) =:= 4)) andalso + (is_tuple(SA) andalso (size(SA) =:= 4)) -> + V; +enc_setopt_value(ip, freebind, V, _D, _T, _P) when is_boolean(V) -> + V; +enc_setopt_value(ip, hdrincl, V, _D, _T, _P) when is_boolean(V) -> + V; +enc_setopt_value(ip, minttl, V, _D, _T, _P) when is_integer(V) -> + V; +enc_setopt_value(ip, msfilter, null = V, _D, _T, _P) -> + V; +enc_setopt_value(ip, msfilter, #{multiaddr := MA, + interface := IF, + fmode := FMode, + slist := SL} = V, _D, _T, _P) + when (is_tuple(MA) andalso (size(MA) =:= 4)) andalso + (is_tuple(IF) andalso (size(IF) =:= 4)) andalso + ((FMode =:= include) orelse (FMode =:= exclude)) andalso + is_list(SL) -> + ensure_ip_msfilter_slist(SL), + V; +enc_setopt_value(ip, mtu_discover, V, _D, _T, _P) + when (V =:= want) orelse + (V =:= dont) orelse + (V =:= do) orelse + (V =:= probe) orelse + is_integer(V) -> + V; +enc_setopt_value(ip, multicast_all, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, multicast_if, V, _D, _T, _P) + when (V =:= any) orelse (is_tuple(V) andalso (size(V) =:= 4)) -> + V; +enc_setopt_value(ip, multicast_loop, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, multicast_ttl, V, _D, _T, _P) + when is_integer(V) andalso (0 =< V) andalso (V =< 255) -> + V; +enc_setopt_value(ip, nodefrag, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, pktinfo, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, recvdstaddr, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, recverr, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, recvif, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, recvopts, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, recvorigdstaddr, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, recvtos, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, recvttl, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, retopts, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, router_alert, V, _D, _T, _P) + when is_integer(V) -> + V; +enc_setopt_value(ip, sendsrcaddr, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, tos, V, _D, _T, _P) + when (V =:= lowdelay) orelse + (V =:= throughput) orelse + (V =:= reliability) orelse + (V =:= mincost) orelse + is_integer(V) -> + V; +enc_setopt_value(ip, transparent, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ip, ttl, V, _D, _T, _P) + when is_integer(V) -> + V; +enc_setopt_value(ip, unblock_source, #{multiaddr := MA, + interface := IF, + sourceaddr := SA} = V, _D, _T, _P) + when (is_tuple(MA) andalso (size(MA) =:= 4)) andalso + (is_tuple(IF) andalso (size(IF) =:= 4)) andalso + (is_tuple(SA) andalso (size(SA) =:= 4)) -> + V; +enc_setopt_value(ip = L, Opt, V, _D, _T, _P) -> + not_supported({L, Opt, V}); + +enc_setopt_value(ipv6, addrform, inet = V, _D, _T, _P) -> + enc_domain(V); +enc_setopt_value(ipv6, add_membership, #{multiaddr := MA, + interface := IF} = V, _D, _T, _P) + when ((is_tuple(MA) andalso (size(MA) =:= 8)) andalso + (is_integer(IF) andalso (IF >= 0))) -> + V; +%% Is this obsolete? When get, the result is enoprotoopt and in the +%% header file it says 'obsolete'... +%% But there might be (old?) versions of linux where it still works... +enc_setopt_value(ipv6, authhdr, V, _D, T, _P) + when is_boolean(V) andalso ((T =:= dgram) orelse (T =:= raw)) -> + V; +enc_setopt_value(ipv6, dstopts, V, _D, T, _P) + when is_boolean(V) andalso ((T =:= dgram) orelse (T =:= raw)) -> + V; +enc_setopt_value(ipv6, drop_membership, #{multiaddr := MA, + interface := IF} = V, _D, _T, _P) + when ((is_tuple(MA) andalso (size(MA) =:= 8)) andalso + (is_integer(IF) andalso (IF >= 0))) -> + V; +enc_setopt_value(ipv6, flowinfo, V, _D, T, _P) + when is_boolean(V) andalso ((T =:= dgram) orelse (T =:= raw)) -> + V; +enc_setopt_value(ipv6, hoplimit, V, _D, T, _P) + when is_boolean(V) andalso ((T =:= dgram) orelse (T =:= raw)) -> + V; +enc_setopt_value(ipv6, hopopts, V, _D, T, _P) + when is_boolean(V) andalso ((T =:= dgram) orelse (T =:= raw)) -> + V; +enc_setopt_value(ipv6, mtu, V, _D, _T, _P) when is_integer(V) -> + V; +enc_setopt_value(ipv6, mtu_discover, V, _D, _T, _P) + when (V =:= want) orelse + (V =:= dont) orelse + (V =:= do) orelse + (V =:= probe) orelse + is_integer(V) -> + V; +enc_setopt_value(ipv6, multicast_hops, V, _D, _T, _P) + when (V =:= default) -> + -1; +enc_setopt_value(ipv6, multicast_hops, V, _D, _T, _P) + when is_integer(V) andalso (V >= 0) andalso (V =< 255) -> + V; +enc_setopt_value(ipv6, multicast_if, V, _D, _T, _P) + when is_integer(V) -> + V; +enc_setopt_value(ipv6, multicast_loop, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ipv6, recverr, V, _D, _T, _P) + when is_boolean(V) -> + V; +enc_setopt_value(ipv6, Opt, V, _D, _T, _P) + when ((Opt =:= recvpktinfo) orelse (Opt =:= pktinfo)) andalso + is_boolean(V) -> + V; +enc_setopt_value(ipv6, router_alert, V, _D, T, _P) + when is_integer(V) andalso (T =:= raw) -> + V; +enc_setopt_value(ipv6, rthdr, V, _D, T, _P) + when is_boolean(V) andalso ((T =:= dgram) orelse (T =:= raw)) -> + V; +enc_setopt_value(ipv6, unicast_hops, V, _D, _T, _P) + when (V =:= default) -> + -1; +enc_setopt_value(ipv6, unicast_hops, V, _D, _T, _P) + when is_integer(V) andalso (V >= 0) andalso (V =< 255) -> + V; +enc_setopt_value(ipv6, v6only, V, _D, _T, _P) when is_boolean(V) -> + V; +enc_setopt_value(ipv6 = L, Opt, V, _D, _T, _P) -> + not_supported({L, Opt, V}); + +enc_setopt_value(tcp, congestion, V, _D, T, P) + when is_list(V) andalso + (T =:= stream) andalso + (P =:= tcp) -> + V; +enc_setopt_value(tcp, maxseg, V, _D, T, P) + when is_integer(V) andalso + (T =:= stream) andalso + (P =:= tcp) -> + V; +enc_setopt_value(tcp, nodelay, V, _D, T, P) + when is_boolean(V) andalso + (T =:= stream) andalso + (P =:= tcp) -> + V; +enc_setopt_value(tcp = L, Opt, V, _D, _T, _P) -> + not_supported({L, Opt, V}); + +enc_setopt_value(udp, cork, V, _D, T, P) + when is_boolean(V) andalso (T =:= dgram) andalso (P =:= udp) -> + V; +enc_setopt_value(udp = L, Opt, _V, _D, _T, _P) -> + not_supported({L, Opt}); + +enc_setopt_value(sctp, associnfo, #{assoc_id := AssocId, + asocmaxrxt := MaxRxt, + num_peer_dests := NumPeerDests, + peer_rwnd := PeerRWND, + local_rwnd := LocalRWND, + cookie_life := CLife} = V, + _D, _T, P) + when is_integer(AssocId) andalso + is_integer(MaxRxt) andalso (MaxRxt >= 0) andalso + is_integer(NumPeerDests) andalso (NumPeerDests >= 0) andalso + is_integer(PeerRWND) andalso (PeerRWND >= 0) andalso + is_integer(LocalRWND) andalso (LocalRWND >= 0) andalso + is_integer(CLife) andalso (CLife >= 0) andalso + (P =:= sctp) -> + V; +enc_setopt_value(sctp, autoclose, V, _D, _T, P) + when is_integer(V) andalso (V >= 0) andalso (P =:= sctp) -> + V; +enc_setopt_value(sctp, disable_fragments, V, _D, _T, P) + when is_boolean(V) andalso (P =:= sctp) -> + V; +enc_setopt_value(sctp, events, #{data_in := DataIn, + association := Assoc, + address := Addr, + send_failure := SndFailure, + peer_error := PeerError, + shutdown := Shutdown, + partial_delivery := PartialDelivery, + adaptation_layer := AdaptLayer, + authentication := Auth, + sender_dry := SndDry} = V, _D, _T, P) + when is_boolean(DataIn) andalso + is_boolean(Assoc) andalso + is_boolean(Addr) andalso + is_boolean(SndFailure) andalso + is_boolean(PeerError) andalso + is_boolean(Shutdown) andalso + is_boolean(PartialDelivery) andalso + is_boolean(AdaptLayer) andalso + is_boolean(Auth) andalso + is_boolean(SndDry) andalso + (P =:= sctp) -> + V; +enc_setopt_value(sctp, initmsg, #{num_outstreams := NumOut, + max_instreams := MaxIn, + max_attempts := MaxAttempts, + max_init_timeo := MaxInitTO} = V, + _D, _T, P) + when is_integer(NumOut) andalso (NumOut >= 0) andalso + is_integer(MaxIn) andalso (MaxIn >= 0) andalso + is_integer(MaxAttempts) andalso (MaxAttempts >= 0) andalso + is_integer(MaxInitTO) andalso (MaxInitTO >= 0) andalso + (P =:= sctp) -> + V; +enc_setopt_value(sctp, maxseg, V, _D, _T, P) + when is_integer(V) andalso (V >= 0) andalso (P =:= sctp) -> + V; +enc_setopt_value(sctp, nodelay, V, _D, _T, P) + when is_boolean(V) andalso (P =:= sctp) -> + V; +enc_setopt_value(sctp, rtoinfo, #{assoc_id := AssocId, + initial := Init, + max := Max, + min := Min} = V, + _D, _T, P) + when is_integer(AssocId) andalso + is_integer(Init) andalso (Init >= 0) andalso + is_integer(Max) andalso (Max >= 0) andalso + is_integer(Min) andalso (Min >= 0) andalso + (P =:= sctp) -> + V; +enc_setopt_value(sctp = L, Opt, V, _D, _T, _P) -> + not_supported({L, Opt, V}); + +%% enc_setopt_value(raw = L, Opt, _V, _D, _T, _P) -> +%% not_supported({L, Opt}); + +%% Is this correct? What about getopt? +enc_setopt_value(L, Opt, V, _, _, _) + when is_integer(L) andalso is_integer(Opt) andalso is_binary(V) -> + V. + + + + +%% +++ Encode getopt value +++ + +enc_getopt_level(Level) -> + enc_setopt_level(Level). + + +%% +++ Encode getopt key +++ + +enc_getopt_key(Level, Opt, Domain, Type, Protocol) -> + enc_sockopt_key(Level, Opt, get, Domain, Type, Protocol). + + +%% +++ Decode getopt value +++ +%% +%% For the most part, we simply let the value pass through, but for some +%% values we may need to do an actual decode. +%% + +%% Let the user deal with this for now... +dec_getopt_value(_L, _Opt, V, _D, _T, _P) -> + V. + + + +%% +++ Encode socket option key +++ + +%% Most options are usable both for set and get, but some are +%% are only available for e.g. get. +-spec enc_sockopt_key(Level, Opt, + Direction, + Domain, Type, Protocol) -> non_neg_integer() when + Level :: otp, + Direction :: set | get, + Opt :: otp_socket_option(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (Level, Direction, Opt, + Domain, Type, Protocol) -> non_neg_integer() when + Level :: socket, + Direction :: set | get, + Opt :: socket_option(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (Level, Direction, Opt, + Domain, Type, Protocol) -> non_neg_integer() when + Level :: ip, + Direction :: set | get, + Opt :: ip_socket_option(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (Level, Direction, Opt, + Domain, Type, Protocol) -> non_neg_integer() when + Level :: ipv6, + Direction :: set | get, + Opt :: ipv6_socket_option(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (Level, Direction, Opt, + Domain, Type, Protocol) -> non_neg_integer() when + Level :: tcp, + Direction :: set | get, + Opt :: tcp_socket_option(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (Level, Direction, Opt, + Domain, Type, Protocol) -> non_neg_integer() when + Level :: udp, + Direction :: set | get, + Opt :: udp_socket_option(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (Level, Direction, Opt, + Domain, Type, Protocol) -> non_neg_integer() when + Level :: sctp, + Direction :: set | get, + Opt :: sctp_socket_option(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (Level, Direction, Opt, + Domain, Type, Protocol) -> non_neg_integer() when + Level :: integer(), + Direction :: set, + Opt :: integer(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol() + ; (Level, Direction, Opt, + Domain, Type, Protocol) -> non_neg_integer() when + Level :: integer(), + Direction :: get, + Opt :: {NativeOpt, ValueSize}, + NativeOpt :: integer(), + ValueSize :: non_neg_integer(), + Domain :: domain(), + Type :: type(), + Protocol :: protocol(). + + +%% +++ OTP socket options +++ +enc_sockopt_key(otp, debug, _, _, _, _) -> + ?SOCKET_OPT_OTP_DEBUG; +enc_sockopt_key(otp, iow, _, _, _, _) -> + ?SOCKET_OPT_OTP_IOW; +enc_sockopt_key(otp, controlling_process, _, _, _, _) -> + ?SOCKET_OPT_OTP_CTRL_PROC; +enc_sockopt_key(otp, rcvbuf, _, _, _, _) -> + ?SOCKET_OPT_OTP_RCVBUF; +enc_sockopt_key(otp, rcvctrlbuf, _, _, _, _) -> + ?SOCKET_OPT_OTP_RCVCTRLBUF; +enc_sockopt_key(otp, sndctrlbuf, _, _, _, _) -> + ?SOCKET_OPT_OTP_SNDCTRLBUF; +enc_sockopt_key(otp, fd, get = _Dir, _, _, _) -> + ?SOCKET_OPT_OTP_FD; +enc_sockopt_key(otp = L, Opt, _, _, _, _) -> + not_supported({L, Opt}); + +%% +++ SOCKET socket options +++ +enc_sockopt_key(socket = _L, acceptconn = _Opt, get = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_ACCEPTCONN; +enc_sockopt_key(socket = L, acceptfilter = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +%% Before linux 3.8, this socket option could be set. +%% Maximum size of buffer for name: IFNAMSZIZ +%% So, we let the implementation decide. +enc_sockopt_key(socket = _L, bindtodevice = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_BINDTODEVICE; +enc_sockopt_key(socket, broadcast = _Opt, _Dir, _D, dgram = _T, _P) -> + ?SOCKET_OPT_SOCK_BROADCAST; +enc_sockopt_key(socket = L, busy_poll = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(socket = _L, debug = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_DEBUG; +enc_sockopt_key(socket, domain = _Opt, get = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_DOMAIN; +enc_sockopt_key(socket, dontroute = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_DONTROUTE; +enc_sockopt_key(socket = L, error = Opt, get = _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +%% This is only for connection-oriented sockets, but who are those? +%% Type = stream or Protocol = tcp? +%% For now, we just let is pass and it will fail later if not ok... +enc_sockopt_key(socket, keepalive = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_KEEPALIVE; +enc_sockopt_key(socket, linger = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_LINGER; +enc_sockopt_key(socket = L, mark = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(socket = _L, oobinline = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_OOBINLINE; +enc_sockopt_key(socket = L, passcred = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(socket = _L, peek_off = _Opt, _Dir, local = _D, _T, _P) -> + ?SOCKET_OPT_SOCK_PEEK_OFF; +enc_sockopt_key(socket = L, peekcred = Opt, get = _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(socket, priority = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_PRIORITY; +enc_sockopt_key(socket, protocol = _Opt, get = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_PROTOCOL; +enc_sockopt_key(socket, rcvbuf = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_RCVBUF; +enc_sockopt_key(socket = L, rcvbufforce = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +%% May not work on linux. +enc_sockopt_key(socket = _L, rcvlowat = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_RCVLOWAT; +enc_sockopt_key(socket = _L, rcvtimeo = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_RCVTIMEO; +enc_sockopt_key(socket = _L, reuseaddr = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_REUSEADDR; +enc_sockopt_key(socket = _L, reuseport = _Opt, _Dir, D, _T, _P) + when ((D =:= inet) orelse (D =:= inet6)) -> + ?SOCKET_OPT_SOCK_REUSEPORT; +enc_sockopt_key(socket = L, rxq_ovfl = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(socket = L, setfib = Opt, set = _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(socket = _L, sndbuf = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_SNDBUF; +enc_sockopt_key(socket = L, sndbufforce = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +%% Not changeable on linux. +enc_sockopt_key(socket = _L, sndlowat = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_SNDLOWAT; +enc_sockopt_key(socket = _L, sndtimeo = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_SNDTIMEO; +enc_sockopt_key(socket = _L, timestamp = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_TIMESTAMP; +enc_sockopt_key(socket = _L, type = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SOCK_TYPE; +enc_sockopt_key(socket = L, UnknownOpt, _Dir, _D, _T, _P) -> + unknown({L, UnknownOpt}); + +%% +++ IP socket options +++ +enc_sockopt_key(ip = _L, add_membership = _Opt, set = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_ADD_MEMBERSHIP; +enc_sockopt_key(ip = _L, add_source_membership = _Opt, set = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_ADD_SOURCE_MEMBERSHIP; +enc_sockopt_key(ip = _L, block_source = _Opt, set = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_BLOCK_SOURCE; +%% FreeBSD only? +%% Only respected on udp and raw ip (unless the hdrincl option has been set). +enc_sockopt_key(ip = L, dontfrag = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(ip = _L, drop_membership = _Opt, set = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_DROP_MEMBERSHIP; +enc_sockopt_key(ip = _L, drop_source_membership = _Opt, set = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_DROP_SOURCE_MEMBERSHIP; +%% Linux only? +enc_sockopt_key(ip = _L, freebind = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_FREEBIND; +enc_sockopt_key(ip = _L, hdrincl = _Opt, _Dir, _D, raw = _T, _P) -> + ?SOCKET_OPT_IP_HDRINCL; +enc_sockopt_key(ip = _L, minttl = _Opt, _Dir, _D, raw = _T, _P) -> + ?SOCKET_OPT_IP_MINTTL; +enc_sockopt_key(ip = _L, msfilter = _Opt, set = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_MSFILTER; +enc_sockopt_key(ip = _L, mtu = _Opt, get = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_MTU; +enc_sockopt_key(ip = _L, mtu_discover = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_MTU_DISCOVER; +enc_sockopt_key(ip = _L, multicast_all = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_MULTICAST_ALL; +enc_sockopt_key(ip = _L, multicast_if = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_MULTICAST_IF; +enc_sockopt_key(ip = _L, multicast_loop = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_MULTICAST_LOOP; +enc_sockopt_key(ip = _L, multicast_ttl = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_MULTICAST_TTL; +enc_sockopt_key(ip = _L, nodefrag = _Opt, _Dir, _D, raw = _T, _P) -> + ?SOCKET_OPT_IP_NODEFRAG; +enc_sockopt_key(ip = L, options = Opt, _Dir, _D, _T, _P) -> + not_supported({Opt, L}); +enc_sockopt_key(ip = _L, pktinfo = _Opt, _Dir, _D, dgram = _T, _P) -> + ?SOCKET_OPT_IP_PKTINFO; +enc_sockopt_key(ip = _L, recvdstaddr = _Opt, _Dir, _D, T, _P) when (T =:= dgram) -> + ?SOCKET_OPT_IP_RECVDSTADDR; +enc_sockopt_key(ip = _L, recverr = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_RECVERR; +enc_sockopt_key(ip = _L, recvif = _Opt, _Dir, _D, T, _P) + when (T =:= dgram) orelse (T =:= raw) -> + ?SOCKET_OPT_IP_RECVIF; +enc_sockopt_key(ip = _L, recvopts = _Opt, _Dir, _D, T, _P) when (T =/= stream) -> + ?SOCKET_OPT_IP_RECVOPTS; +enc_sockopt_key(ip = _L, recvorigdstaddr = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_RECVORIGDSTADDR; +enc_sockopt_key(ip, recvtos = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_RECVTOS; +enc_sockopt_key(ip = _L, recvttl = _Opt, _Dir, _D, T, _P) when (T =/= stream) -> + ?SOCKET_OPT_IP_RECVTTL; +enc_sockopt_key(ip = _L, retopts = _Opt, _Dir, _D, T, _P) when (T =/= stream) -> + ?SOCKET_OPT_IP_RETOPTS; +enc_sockopt_key(ip, router_alert = _Opt, _Dir, _D, raw = _T, _P) -> + ?SOCKET_OPT_IP_ROUTER_ALERT; +enc_sockopt_key(ip, sendsrcaddr = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_SENDSRCADDR; +%% On FreeBSD it specifies that this option is only valid +%% for stream, dgram and "some" raw sockets... +%% No such condition on linux (in the man page)... +enc_sockopt_key(ip, tos = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_TOS; +enc_sockopt_key(ip = _L, transparent = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_TRANSPARENT; +enc_sockopt_key(ip, ttl = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_TTL; +enc_sockopt_key(ip = _L, unblock_source = _Opt, set = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IP_UNBLOCK_SOURCE; +enc_sockopt_key(ip = L, UnknownOpt, _Dir, _D, _T, _P) -> + unknown({L, UnknownOpt}); + +%% IPv6 socket options +enc_sockopt_key(ipv6 = _L, addrform = _Opt, set = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IPV6_ADDRFORM; +enc_sockopt_key(ipv6, add_membership = _Opt, set = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IPV6_ADD_MEMBERSHIP; +enc_sockopt_key(ipv6 = _L, authhdr = _Opt, _Dir, _D, T, _P) + when ((T =:= dgram) orelse (T =:= raw)) -> + ?SOCKET_OPT_IPV6_AUTHHDR; +enc_sockopt_key(ipv6 = L, auth_level = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(ipv6 = L, checksum = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(ipv6, drop_membership = _Opt, set = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IPV6_DROP_MEMBERSHIP; +enc_sockopt_key(ipv6 = _L, dstopts = _Opt, _Dir, _D, T, _P) + when (T =:= dgram) orelse (T =:= raw) -> + ?SOCKET_OPT_IPV6_DSTOPTS; +enc_sockopt_key(ipv6 = L, esp_trans_level = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(ipv6 = L, esp_network_level = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(ipv6 = _L, flowinfo = _Opt, _Dir, _D, T, _P) + when (T =:= dgram) orelse (T =:= raw) -> + ?SOCKET_OPT_IPV6_DSTOPTS; +enc_sockopt_key(ipv6, hoplimit = _Opt, _Dir, _D, T, _P) + when (T =:= dgram) orelse (T =:= raw) -> + ?SOCKET_OPT_IPV6_HOPLIMIT; +enc_sockopt_key(ipv6 = _L, hopopts = _Opt, _Dir, _D, T, _P) + when ((T =:= dgram) orelse (T =:= raw)) -> + ?SOCKET_OPT_IPV6_HOPOPTS; +enc_sockopt_key(ipv6 = L, ipcomp_level = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(ipv6 = L, join_group = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(ipv6 = L, leave_group = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(ipv6 = _L, mtu = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IPV6_MTU; +enc_sockopt_key(ipv6 = _L, mtu_discover = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IPV6_MTU_DISCOVER; +enc_sockopt_key(ipv6 = _L, multicast_hops = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IPV6_MULTICAST_HOPS; +enc_sockopt_key(ipv6 = _L, multicast_if = _Opt, _Dir, _D, T, _P) + when (T =:= dgram) orelse (T =:= raw) -> + ?SOCKET_OPT_IPV6_MULTICAST_IF; +enc_sockopt_key(ipv6 = _L, multicast_loop = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IPV6_MULTICAST_LOOP; +enc_sockopt_key(ipv6 = L, portrange = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(ipv6 = L, pktoptions = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(ipv6 = _L, recverr = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IPV6_RECVERR; +enc_sockopt_key(ipv6 = _L, Opt, _Dir, _D, T, _P) + when ((Opt =:= recvpktinfo) orelse (Opt =:= pktinfo)) andalso + ((T =:= dgram) orelse (T =:= raw)) -> + ?SOCKET_OPT_IPV6_RECVPKTINFO; +enc_sockopt_key(ipv6 = L, recvtclass = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(ipv6 = _L, router_alert = _Opt, _Dir, _D, T, _P) when (T =:= raw) -> + ?SOCKET_OPT_IPV6_ROUTER_ALERT; +enc_sockopt_key(ipv6 = _L, rthdr = _Opt, _Dir, _D, T, _P) + when ((T =:= dgram) orelse (T =:= raw)) -> + ?SOCKET_OPT_IPV6_RTHDR; +enc_sockopt_key(ipv6 = L, tclass = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(ipv6 = _L, unicast_hops = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IPV6_UNICAST_HOPS; +enc_sockopt_key(ipv6 = L, use_min_mtu = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(ipv6 = _L, v6only = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_IPV6_V6ONLY; +enc_sockopt_key(ipv6 = L, UnknownOpt, _Dir, _D, _T, _P) -> + unknown({L, UnknownOpt}); + +%% TCP socket options +%% There are other options that would be useful; info, +%% but they are difficult to get portable... +enc_sockopt_key(tcp, congestion = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_TCP_CONGESTION; +enc_sockopt_key(tcp = L, cork = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(tcp = L, keepidle = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(tcp = L, keepintvl = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(tcp = L, keepcnt = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(tcp, maxseg = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_TCP_MAXSEG; +enc_sockopt_key(tcp = L, md5sig = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(tcp, nodelay = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_TCP_NODELAY; +enc_sockopt_key(tcp = L, noopt = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(tcp = L, nopush = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(tcp = L, syncnt = Opt, _Dir, _D, _T, _P) -> % Only set? 1..255 + not_supported({L, Opt}); +enc_sockopt_key(tcp = L, user_timeout = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(tcp = L, UnknownOpt, _Dir, _D, _T, _P) -> + unknown({L, UnknownOpt}); + +%% UDP socket options +enc_sockopt_key(udp, cork = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_UDP_CORK; +enc_sockopt_key(udp = L, UnknownOpt, _Dir, _D, _T, _P) -> + unknown({L, UnknownOpt}); + +%% SCTP socket options +enc_sockopt_key(sctp = L, adaption_layer = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = _L, associnfo = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SCTP_ASSOCINFO; +enc_sockopt_key(sctp = L, auth_active_key = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, auth_asconf = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, auth_chunk = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, auth_key = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, auth_delete_key = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp, autoclose = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SCTP_AUTOCLOSE; +enc_sockopt_key(sctp = L, context = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, default_send_params = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, delayed_ack_time = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = _L, disable_fragments = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SCTP_DISABLE_FRAGMENTS; +enc_sockopt_key(sctp = L, hmac_ident = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = _L, events = _Opt, set = _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SCTP_EVENTS; +enc_sockopt_key(sctp = L, explicit_eor = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, fragment_interleave = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, get_peer_addr_info = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = _L, initmsg = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SCTP_INITMSG; +enc_sockopt_key(sctp = L, i_want_mapped_v4_addr = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, local_auth_chunks = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = _L, maxseg = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SCTP_MAXSEG; +enc_sockopt_key(sctp = L, maxburst = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp, nodelay = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SCTP_NODELAY; +enc_sockopt_key(sctp = L, partial_delivery_point = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, peer_addr_params = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, peer_auth_chunks = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, primary_addr = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, reset_streams = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = _L, rtoinfo = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SCTP_RTOINFO; +enc_sockopt_key(sctp = L, set_peer_primary_addr = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, status = Opt, get = _Dir, _D, _T, _P) -> + not_supported({L, Opt}); % ?SOCKET_OPT_SCTP_RTOINFO; +enc_sockopt_key(sctp = L, use_exp_recvinfo = Opt, _Dir, _D, _T, _P) -> + not_supported({L, Opt}); +enc_sockopt_key(sctp = L, UnknownOpt, _Dir, _D, _T, _P) -> + unknown({L, UnknownOpt}); + +%% +++ "Native" socket options +++ +enc_sockopt_key(Level, Opt, set = _Dir, _D, _T, _P) + when is_integer(Level) andalso is_integer(Opt) -> + Opt; +enc_sockopt_key(Level, {NativeOpt, ValueSize} = Opt, get = _Dir, _D, _T, _P) + when is_integer(Level) andalso + is_integer(NativeOpt) andalso + ((is_integer(ValueSize) andalso (ValueSize >= 0)) orelse + ((ValueSize =:= int) orelse (ValueSize =:= bool))) -> + Opt; + +enc_sockopt_key(Level, Opt, _Dir, _Domain, _Type, _Protocol) -> + unknown({Level, Opt}). + + + +enc_shutdown_how(read) -> + ?SOCKET_SHUTDOWN_HOW_READ; +enc_shutdown_how(write) -> + ?SOCKET_SHUTDOWN_HOW_WRITE; +enc_shutdown_how(read_write) -> + ?SOCKET_SHUTDOWN_HOW_READ_WRITE. + + + + +%% =========================================================================== +%% +%% Misc utility functions +%% +%% =========================================================================== + +-dialyzer({nowarn_function, ensure_ip_msfilter_slist/1}). +ensure_ip_msfilter_slist(SL) -> + EnsureSA = fun(SA) when is_tuple(SA) andalso (size(SA) =:= 4) -> ok; + (_) -> einval() + end, + lists:foreach(EnsureSA, SL). + + +ensure_sockaddr(#{family := inet} = SockAddr) -> + maps:merge(?SOCKADDR_IN4_DEFAULTS, SockAddr); +ensure_sockaddr(#{family := inet6} = SockAddr) -> + maps:merge(?SOCKADDR_IN6_DEFAULTS, SockAddr); +ensure_sockaddr(#{family := local, path := Path} = SockAddr) + when is_list(Path) andalso + (length(Path) > 0) andalso + (length(Path) =< 255) -> + BinPath = unicode:characters_to_binary(Path, file:native_name_encoding()), + ensure_sockaddr(SockAddr#{path => BinPath}); +ensure_sockaddr(#{family := local, path := Path} = SockAddr) + when is_binary(Path) andalso + (byte_size(Path) > 0) andalso + (byte_size(Path) =< 255) -> + SockAddr; +ensure_sockaddr(_SockAddr) -> + einval(). + + + +cancel(SockRef, Op, OpRef) -> + case nif_cancel(SockRef, Op, OpRef) of + %% The select has already completed + {error, select_sent} -> + flush_select_msgs(SockRef, OpRef); + Other -> + Other + end. + +flush_select_msgs(SockRef, Ref) -> + receive + {select, SockRef, Ref, _} -> + flush_select_msgs(SockRef, Ref) + after 0 -> + ok + end. + + +%% formated_timestamp() -> +%% format_timestamp(os:timestamp()). + +%% format_timestamp(Now) -> +%% N2T = fun(N) -> calendar:now_to_local_time(N) end, +%% format_timestamp(Now, N2T, true). + +%% format_timestamp({_N1, _N2, N3} = N, N2T, true) -> +%% FormatExtra = ".~.2.0w", +%% ArgsExtra = [N3 div 10000], +%% format_timestamp(N, N2T, FormatExtra, ArgsExtra); +%% format_timestamp({_N1, _N2, _N3} = N, N2T, false) -> +%% FormatExtra = "", +%% ArgsExtra = [], +%% format_timestamp(N, N2T, FormatExtra, ArgsExtra). + +%% format_timestamp(N, N2T, FormatExtra, ArgsExtra) -> +%% {Date, Time} = N2T(N), +%% {YYYY,MM,DD} = Date, +%% {Hour,Min,Sec} = Time, +%% FormatDate = +%% io_lib:format("~.4w-~.2.0w-~.2.0w ~.2.0w:~.2.0w:~.2.0w" ++ FormatExtra, +%% [YYYY, MM, DD, Hour, Min, Sec] ++ ArgsExtra), +%% lists:flatten(FormatDate). + + +%% A timestamp in ms + +timestamp(infinity) -> + undefined; +timestamp(_) -> + timestamp(). + +timestamp() -> + {A,B,C} = os:timestamp(), + A*1000000000+B*1000+(C div 1000). + +next_timeout(_, infinity = Timeout) -> + Timeout; +next_timeout(TS, Timeout) -> + NewTimeout = Timeout - tdiff(TS, timestamp()), + if + (NewTimeout > 0) -> + NewTimeout; + true -> + 0 + end. + +tdiff(T1, T2) -> + T2 - T1. + + + +%% p(F) -> +%% p(F, []). + +%% p(F, A) -> +%% p(get(sname), F, A). + +%% p(undefined, F, A) -> +%% p("***", F, A); +%% p(SName, F, A) -> +%% io:format(user,"[~s,~p] " ++ F ++ "~n", [SName, self()|A]), +%% io:format("[~s,~p] " ++ F ++ "~n", [SName, self()|A]). + + + +%% =========================================================================== +%% +%% Error functions +%% +%% =========================================================================== + +-spec not_supported(What) -> no_return() when + What :: term(). + +not_supported(What) -> + error({not_supported, What}). + +-spec unknown(What) -> no_return() when + What :: term(). + +unknown(What) -> + error({unknown, What}). + +-spec einval() -> no_return(). + +einval() -> + error(einval). + +-spec error(Reason) -> no_return() when + Reason :: term(). + +error(Reason) -> + throw({error, Reason}). + + +%% =========================================================================== +%% +%% Below follows the actual NIF-functions. +%% +%% =========================================================================== + +nif_info() -> + erlang:nif_error(undef). + +nif_supports(_Key) -> + erlang:nif_error(undef). + +nif_open(_Domain, _Type, _Protocol, _Extra) -> + erlang:nif_error(undef). + +nif_bind(_SRef, _SockAddr) -> + erlang:nif_error(undef). + +nif_bind(_SRef, _SockAddrs, _Action) -> + erlang:nif_error(undef). + +nif_connect(_SRef, _SockAddr) -> + erlang:nif_error(undef). + +nif_finalize_connection(_SRef) -> + erlang:nif_error(undef). + +nif_listen(_SRef, _Backlog) -> + erlang:nif_error(undef). + +nif_accept(_SRef, _Ref) -> + erlang:nif_error(undef). + +nif_send(_SockRef, _SendRef, _Data, _Flags) -> + erlang:nif_error(undef). + +nif_sendto(_SRef, _SendRef, _Data, _Dest, _Flags) -> + erlang:nif_error(undef). + +nif_sendmsg(_SRef, _SendRef, _MsgHdr, _Flags) -> + erlang:nif_error(undef). + +nif_recv(_SRef, _RecvRef, _Length, _Flags) -> + erlang:nif_error(undef). + +nif_recvfrom(_SRef, _RecvRef, _Length, _Flags) -> + erlang:nif_error(undef). + +nif_recvmsg(_SRef, _RecvRef, _BufSz, _CtrlSz, _Flags) -> + erlang:nif_error(undef). + +nif_cancel(_SRef, _Op, _Ref) -> + erlang:nif_error(undef). + +nif_close(_SRef) -> + erlang:nif_error(undef). + +nif_shutdown(_SRef, _How) -> + erlang:nif_error(undef). + +nif_finalize_close(_SRef) -> + erlang:nif_error(undef). + +nif_setopt(_Ref, _IsEnc, _Lev, _Key, _Val) -> + erlang:nif_error(undef). + +nif_getopt(_Ref, _IsEnc, _Lev, _Key) -> + erlang:nif_error(undef). + +nif_sockname(_Ref) -> + erlang:nif_error(undef). + +nif_peername(_Ref) -> + erlang:nif_error(undef). + diff --git a/erts/vsn.mk b/erts/vsn.mk index 9c912a422b..fac608ed4e 100644 --- a/erts/vsn.mk +++ b/erts/vsn.mk @@ -18,7 +18,7 @@ # %CopyrightEnd% # -VSN = 10.2.3 +VSN = 10.3 # Port number 4365 in 4.2 # Port number 4366 in 4.3 |