diff options
433 files changed, 20669 insertions, 11696 deletions
diff --git a/OTP_VERSION b/OTP_VERSION index 5f9cbaa8b2..1fbc0d2431 100644 --- a/OTP_VERSION +++ b/OTP_VERSION @@ -1 +1 @@ -17.4 +18.0-rc0 diff --git a/bootstrap/bin/start.boot b/bootstrap/bin/start.boot Binary files differindex f4fb1cd9b5..7e93eb7f7a 100644 --- a/bootstrap/bin/start.boot +++ b/bootstrap/bin/start.boot diff --git a/bootstrap/bin/start_clean.boot b/bootstrap/bin/start_clean.boot Binary files differindex f4fb1cd9b5..7e93eb7f7a 100644 --- a/bootstrap/bin/start_clean.boot +++ b/bootstrap/bin/start_clean.boot diff --git a/bootstrap/lib/compiler/ebin/beam_block.beam b/bootstrap/lib/compiler/ebin/beam_block.beam Binary files differindex 11482a1451..0eca719d0d 100644 --- a/bootstrap/lib/compiler/ebin/beam_block.beam +++ b/bootstrap/lib/compiler/ebin/beam_block.beam diff --git a/bootstrap/lib/compiler/ebin/beam_flatten.beam b/bootstrap/lib/compiler/ebin/beam_flatten.beam Binary files differindex 35dae78125..de1a719a4e 100644 --- a/bootstrap/lib/compiler/ebin/beam_flatten.beam +++ b/bootstrap/lib/compiler/ebin/beam_flatten.beam diff --git a/bootstrap/lib/compiler/ebin/beam_split.beam b/bootstrap/lib/compiler/ebin/beam_split.beam Binary files differindex 1d12f2cf1d..e99c0a69b9 100644 --- a/bootstrap/lib/compiler/ebin/beam_split.beam +++ b/bootstrap/lib/compiler/ebin/beam_split.beam diff --git a/bootstrap/lib/compiler/ebin/beam_utils.beam b/bootstrap/lib/compiler/ebin/beam_utils.beam Binary files differindex 8507db5454..659bb08d48 100644 --- a/bootstrap/lib/compiler/ebin/beam_utils.beam +++ b/bootstrap/lib/compiler/ebin/beam_utils.beam diff --git a/bootstrap/lib/compiler/ebin/beam_validator.beam b/bootstrap/lib/compiler/ebin/beam_validator.beam Binary files differindex 07225dc8b1..ba1ea73dc4 100644 --- a/bootstrap/lib/compiler/ebin/beam_validator.beam +++ b/bootstrap/lib/compiler/ebin/beam_validator.beam diff --git a/bootstrap/lib/compiler/ebin/cerl.beam b/bootstrap/lib/compiler/ebin/cerl.beam Binary files differindex 0f0670c9ae..5e1c698ae8 100644 --- a/bootstrap/lib/compiler/ebin/cerl.beam +++ b/bootstrap/lib/compiler/ebin/cerl.beam diff --git a/bootstrap/lib/compiler/ebin/cerl_inline.beam b/bootstrap/lib/compiler/ebin/cerl_inline.beam Binary files differindex 2f7f220ebd..7328f75f34 100644 --- a/bootstrap/lib/compiler/ebin/cerl_inline.beam +++ b/bootstrap/lib/compiler/ebin/cerl_inline.beam diff --git a/bootstrap/lib/compiler/ebin/cerl_trees.beam b/bootstrap/lib/compiler/ebin/cerl_trees.beam Binary files differindex 1338631c23..f36cc31458 100644 --- a/bootstrap/lib/compiler/ebin/cerl_trees.beam +++ b/bootstrap/lib/compiler/ebin/cerl_trees.beam diff --git a/bootstrap/lib/compiler/ebin/compiler.appup b/bootstrap/lib/compiler/ebin/compiler.appup index e73b9aa60c..bde95b1878 100644 --- a/bootstrap/lib/compiler/ebin/compiler.appup +++ b/bootstrap/lib/compiler/ebin/compiler.appup @@ -15,7 +15,7 @@ %% under the License. %% %% %CopyrightEnd% -{"5.0", +{"5.0.2", [{<<".*">>,[{restart_application, compiler}]}], [{<<".*">>,[{restart_application, compiler}]}] }. diff --git a/bootstrap/lib/compiler/ebin/core_lint.beam b/bootstrap/lib/compiler/ebin/core_lint.beam Binary files differindex e172ec6af7..9f83408bae 100644 --- a/bootstrap/lib/compiler/ebin/core_lint.beam +++ b/bootstrap/lib/compiler/ebin/core_lint.beam diff --git a/bootstrap/lib/compiler/ebin/core_pp.beam b/bootstrap/lib/compiler/ebin/core_pp.beam Binary files differindex e6e60fb658..cb02293c1d 100644 --- a/bootstrap/lib/compiler/ebin/core_pp.beam +++ b/bootstrap/lib/compiler/ebin/core_pp.beam diff --git a/bootstrap/lib/compiler/ebin/sys_pre_expand.beam b/bootstrap/lib/compiler/ebin/sys_pre_expand.beam Binary files differindex c0c537f623..96f22d0970 100644 --- a/bootstrap/lib/compiler/ebin/sys_pre_expand.beam +++ b/bootstrap/lib/compiler/ebin/sys_pre_expand.beam diff --git a/bootstrap/lib/compiler/ebin/v3_codegen.beam b/bootstrap/lib/compiler/ebin/v3_codegen.beam Binary files differindex 3670fd206c..822c7e34e6 100644 --- a/bootstrap/lib/compiler/ebin/v3_codegen.beam +++ b/bootstrap/lib/compiler/ebin/v3_codegen.beam diff --git a/bootstrap/lib/compiler/ebin/v3_core.beam b/bootstrap/lib/compiler/ebin/v3_core.beam Binary files differindex 851b5512c3..f492d3428c 100644 --- a/bootstrap/lib/compiler/ebin/v3_core.beam +++ b/bootstrap/lib/compiler/ebin/v3_core.beam diff --git a/bootstrap/lib/compiler/ebin/v3_kernel.beam b/bootstrap/lib/compiler/ebin/v3_kernel.beam Binary files differindex 1e549a41c7..b56f507f47 100644 --- a/bootstrap/lib/compiler/ebin/v3_kernel.beam +++ b/bootstrap/lib/compiler/ebin/v3_kernel.beam diff --git a/bootstrap/lib/kernel/ebin/application.beam b/bootstrap/lib/kernel/ebin/application.beam Binary files differindex 6946d17545..ba3a5ef81d 100644 --- a/bootstrap/lib/kernel/ebin/application.beam +++ b/bootstrap/lib/kernel/ebin/application.beam diff --git a/bootstrap/lib/kernel/ebin/file.beam b/bootstrap/lib/kernel/ebin/file.beam Binary files differindex 5305c3854c..25f2506078 100644 --- a/bootstrap/lib/kernel/ebin/file.beam +++ b/bootstrap/lib/kernel/ebin/file.beam diff --git a/bootstrap/lib/kernel/ebin/inet.beam b/bootstrap/lib/kernel/ebin/inet.beam Binary files differindex 4fff1c069d..4d156b726c 100644 --- a/bootstrap/lib/kernel/ebin/inet.beam +++ b/bootstrap/lib/kernel/ebin/inet.beam diff --git a/bootstrap/lib/kernel/ebin/inet_dns.beam b/bootstrap/lib/kernel/ebin/inet_dns.beam Binary files differindex dff31e9d76..41486bed9a 100644 --- a/bootstrap/lib/kernel/ebin/inet_dns.beam +++ b/bootstrap/lib/kernel/ebin/inet_dns.beam diff --git a/bootstrap/lib/kernel/ebin/kernel.appup b/bootstrap/lib/kernel/ebin/kernel.appup index 0ff1e23186..02cf129b42 100644 --- a/bootstrap/lib/kernel/ebin/kernel.appup +++ b/bootstrap/lib/kernel/ebin/kernel.appup @@ -17,9 +17,7 @@ %% %CopyrightEnd% {"3.0.3", %% Up from - max one major revision back - [{<<"3\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, %% R17 - {<<"2\\.16(\\.[0-9]+)*">>,[restart_new_emulator]}],%% R16 + [{<<"3\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-17 %% Down to - max one major revision back - [{<<"3\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, %% R17 - {<<"2\\.16(\\.[0-9]+)*">>,[restart_new_emulator]}] %% R16 + [{<<"3\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-17 }. diff --git a/bootstrap/lib/stdlib/ebin/dets.beam b/bootstrap/lib/stdlib/ebin/dets.beam Binary files differindex 46adf4ee3a..6f430b8c6c 100644 --- a/bootstrap/lib/stdlib/ebin/dets.beam +++ b/bootstrap/lib/stdlib/ebin/dets.beam diff --git a/bootstrap/lib/stdlib/ebin/dets_server.beam b/bootstrap/lib/stdlib/ebin/dets_server.beam Binary files differindex 7ce673e23c..6bbefbbf1e 100644 --- a/bootstrap/lib/stdlib/ebin/dets_server.beam +++ b/bootstrap/lib/stdlib/ebin/dets_server.beam diff --git a/bootstrap/lib/stdlib/ebin/edlin.beam b/bootstrap/lib/stdlib/ebin/edlin.beam Binary files differindex f006e86851..12aa74c4ac 100644 --- a/bootstrap/lib/stdlib/ebin/edlin.beam +++ b/bootstrap/lib/stdlib/ebin/edlin.beam 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b/bootstrap/lib/stdlib/ebin/filename.beam diff --git a/bootstrap/lib/stdlib/ebin/gen.beam b/bootstrap/lib/stdlib/ebin/gen.beam Binary files differindex 6f15e461f6..b9f4b6a6d7 100644 --- a/bootstrap/lib/stdlib/ebin/gen.beam +++ b/bootstrap/lib/stdlib/ebin/gen.beam diff --git a/bootstrap/lib/stdlib/ebin/gen_event.beam b/bootstrap/lib/stdlib/ebin/gen_event.beam Binary files differindex e7aaf99eb0..4359a69f03 100644 --- a/bootstrap/lib/stdlib/ebin/gen_event.beam +++ b/bootstrap/lib/stdlib/ebin/gen_event.beam diff --git a/bootstrap/lib/stdlib/ebin/gen_fsm.beam b/bootstrap/lib/stdlib/ebin/gen_fsm.beam Binary files differindex 1eee773838..d04466bf92 100644 --- a/bootstrap/lib/stdlib/ebin/gen_fsm.beam +++ b/bootstrap/lib/stdlib/ebin/gen_fsm.beam diff --git a/bootstrap/lib/stdlib/ebin/gen_server.beam b/bootstrap/lib/stdlib/ebin/gen_server.beam Binary files differindex 833287bbe2..7a7b4ad0f0 100644 --- a/bootstrap/lib/stdlib/ebin/gen_server.beam +++ b/bootstrap/lib/stdlib/ebin/gen_server.beam diff --git a/bootstrap/lib/stdlib/ebin/io.beam b/bootstrap/lib/stdlib/ebin/io.beam Binary files differindex fd64aedde1..6c80bfe78b 100644 --- a/bootstrap/lib/stdlib/ebin/io.beam +++ b/bootstrap/lib/stdlib/ebin/io.beam diff --git a/bootstrap/lib/stdlib/ebin/ms_transform.beam b/bootstrap/lib/stdlib/ebin/ms_transform.beam Binary files differindex 55eec2691c..9a55c521f8 100644 --- a/bootstrap/lib/stdlib/ebin/ms_transform.beam +++ b/bootstrap/lib/stdlib/ebin/ms_transform.beam diff --git a/bootstrap/lib/stdlib/ebin/otp_internal.beam b/bootstrap/lib/stdlib/ebin/otp_internal.beam Binary files differindex 7c2d60d845..670943aad3 100644 --- a/bootstrap/lib/stdlib/ebin/otp_internal.beam +++ b/bootstrap/lib/stdlib/ebin/otp_internal.beam diff --git a/bootstrap/lib/stdlib/ebin/pg.beam b/bootstrap/lib/stdlib/ebin/pg.beam Binary files differdeleted file mode 100644 index 31f30461d8..0000000000 --- a/bootstrap/lib/stdlib/ebin/pg.beam +++ /dev/null diff --git a/bootstrap/lib/stdlib/ebin/proc_lib.beam b/bootstrap/lib/stdlib/ebin/proc_lib.beam Binary files differindex 368d3e39a0..55cfff4680 100644 --- a/bootstrap/lib/stdlib/ebin/proc_lib.beam +++ b/bootstrap/lib/stdlib/ebin/proc_lib.beam diff --git a/bootstrap/lib/stdlib/ebin/stdlib.app b/bootstrap/lib/stdlib/ebin/stdlib.app index ba000e691f..968f2e4d2f 100644 --- a/bootstrap/lib/stdlib/ebin/stdlib.app +++ b/bootstrap/lib/stdlib/ebin/stdlib.app @@ -77,7 +77,6 @@ orddict, ordsets, otp_internal, - pg, pool, proc_lib, proplists, diff --git a/bootstrap/lib/stdlib/ebin/stdlib.appup b/bootstrap/lib/stdlib/ebin/stdlib.appup index 69d7ddc275..541b1925e5 100644 --- a/bootstrap/lib/stdlib/ebin/stdlib.appup +++ b/bootstrap/lib/stdlib/ebin/stdlib.appup @@ -18,10 +18,8 @@ {"2.2", %% Up from - max one major revision back [{<<"2\\.[1-2](\\.[0-9]+)*">>,[restart_new_emulator]}, %% 17.1-17.3 - {<<"2\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, %% 17.0 - {<<"1\\.19(\\.[0-9]+)*">>,[restart_new_emulator]}],%% R16 + {<<"2\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}], %% 17.0 %% Down to - max one major revision back [{<<"2\\.[1-2](\\.[0-9]+)*">>,[restart_new_emulator]}, %% 17.1-17.3 - {<<"2\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, %% 17.0 - {<<"1\\.19(\\.[0-9]+)*">>,[restart_new_emulator]}] %% R16 + {<<"2\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}] %% 17.0 }. diff --git a/bootstrap/lib/stdlib/ebin/supervisor.beam b/bootstrap/lib/stdlib/ebin/supervisor.beam Binary files differindex 40d9b28a18..c2f7d78ec2 100644 --- a/bootstrap/lib/stdlib/ebin/supervisor.beam +++ b/bootstrap/lib/stdlib/ebin/supervisor.beam diff --git a/bootstrap/lib/stdlib/ebin/supervisor_bridge.beam b/bootstrap/lib/stdlib/ebin/supervisor_bridge.beam Binary files differindex 54d7385738..d4b8cab555 100644 --- a/bootstrap/lib/stdlib/ebin/supervisor_bridge.beam +++ b/bootstrap/lib/stdlib/ebin/supervisor_bridge.beam diff --git a/bootstrap/lib/stdlib/ebin/sys.beam b/bootstrap/lib/stdlib/ebin/sys.beam Binary files differindex 1413b822f2..a569f8003f 100644 --- a/bootstrap/lib/stdlib/ebin/sys.beam +++ b/bootstrap/lib/stdlib/ebin/sys.beam diff --git a/erts/aclocal.m4 b/erts/aclocal.m4 index d78025b0be..264a1726db 100644 --- a/erts/aclocal.m4 +++ b/erts/aclocal.m4 @@ -1349,7 +1349,56 @@ case "$THR_LIB_NAME" in AC_MSG_RESULT([$linux_futex]) test $linux_futex = yes && AC_DEFINE(ETHR_HAVE_LINUX_FUTEX, 1, [Define if you have a linux futex implementation.]) - fi + pthread_setname=no + AC_MSG_CHECKING([for pthread_setname_np]) + old_CFLAGS=$CFLAGS + CFLAGS="$CFLAGS -Werror" + AC_TRY_LINK([#define __USE_GNU + #include <pthread.h>], + [pthread_setname_np(pthread_self(), "name");], + pthread_setname=linux) + AC_TRY_LINK([#define __USE_GNU + #include <pthread.h>], + [pthread_set_name_np(pthread_self(), "name");], + pthread_setname=bsd) + AC_TRY_LINK([#define _DARWIN_C_SOURCE + #include <pthread.h>], + [pthread_setname_np("name");], + pthread_setname=darwin) + AC_MSG_RESULT([$pthread_setname]) + case $pthread_setname in + linux) AC_DEFINE(ETHR_HAVE_PTHREAD_SETNAME_NP_2, 1, + [Define if you have linux style pthread_setname_np]);; + bsd) AC_DEFINE(ETHR_HAVE_PTHREAD_SET_NAME_NP_2, 1, + [Define if you have bsd style pthread_set_name_np]);; + darwin) AC_DEFINE(ETHR_HAVE_PTHREAD_SETNAME_NP_1, 1, + [Define if you have darwin style pthread_setname_np]);; + *) ;; + esac + + pthread_getname=no + AC_MSG_CHECKING([for pthread_getname_np]) + AC_TRY_LINK([#define __USE_GNU + #define _DARWIN_C_SOURCE + #include <pthread.h>], + [char buff[256]; pthread_getname_np(pthread_self(), buff, 256);], + pthread_getname=normal) + AC_TRY_LINK([#define __USE_GNU + #define _DARWIN_C_SOURCE + #include <pthread.h>], + [char buff[256]; pthread_getname_np(pthread_self(), buff);], + pthread_getname=ibm) + AC_MSG_RESULT([$pthread_getname]) + case $pthread_getname in + linux) AC_DEFINE(ETHR_HAVE_PTHREAD_GETNAME_NP_3, 1, + [Define if you have linux style pthread_getname_np]);; + ibm) AC_DEFINE(ETHR_HAVE_PTHREAD_GETNAME_NP_2, 1, + [Define if you have ibm style pthread_getname_np]);; + *) ;; + esac + CFLAGS=$old_CFLAGS + + fi ## test "x$THR_LIB_NAME" = "xpthread" AC_CHECK_SIZEOF(int) AC_CHECK_SIZEOF(long) @@ -1881,38 +1930,30 @@ case $erl_gethrvtime in exit(0); return 0; } ], - erl_clock_gettime=yes, - erl_clock_gettime=no, + erl_clock_gettime_cpu_time=yes, + erl_clock_gettime_cpu_time=no, [ case X$erl_xcomp_clock_gettime_cpu_time in - X) erl_clock_gettime=cross;; - Xyes|Xno) erl_clock_gettime=$erl_xcomp_clock_gettime_cpu_time;; + X) erl_clock_gettime_cpu_time=cross;; + Xyes|Xno) erl_clock_gettime_cpu_time=$erl_xcomp_clock_gettime_cpu_time;; *) AC_MSG_ERROR([Bad erl_xcomp_clock_gettime_cpu_time value: $erl_xcomp_clock_gettime_cpu_time]);; esac ]) LIBS=$save_libs - case $host_os in - linux*) - AC_MSG_RESULT([no; not stable]) + AC_MSG_RESULT($erl_clock_gettime_cpu_time) + case $erl_clock_gettime_cpu_time in + yes) + AC_DEFINE(HAVE_CLOCK_GETTIME_CPU_TIME,[], + [define if clock_gettime() works for getting process time]) + LIBRT=-lrt + ;; + cross) + erl_clock_gettime_cpu_time=no + AC_MSG_WARN([result no guessed because of cross compilation]) LIBRT=$xrtlib ;; *) - AC_MSG_RESULT($erl_clock_gettime) - case $erl_clock_gettime in - yes) - AC_DEFINE(HAVE_CLOCK_GETTIME,[], - [define if clock_gettime() works for getting process time]) - LIBRT=-lrt - ;; - cross) - erl_clock_gettime=no - AC_MSG_WARN([result no guessed because of cross compilation]) - LIBRT=$xrtlib - ;; - *) - LIBRT=$xrtlib - ;; - esac + LIBRT=$xrtlib ;; esac AC_SUBST(LIBRT) diff --git a/erts/doc/src/crash_dump.xml b/erts/doc/src/crash_dump.xml index 2b5fc877c3..8291bf38b7 100644 --- a/erts/doc/src/crash_dump.xml +++ b/erts/doc/src/crash_dump.xml @@ -55,10 +55,12 @@ emulator or the operating system can be reconfigured to avoid the crash, which is why interpreting the crash dump correctly is important.</p> + <p>On systems that support OS signals, it is also possible to stop + the runtime system and generate a crash dump by sending the SIGUSR1.</p> <p>The erlang crash dump is a readable text file, but it might not be very easy to read. Using the Crashdump Viewer tool in the <c><![CDATA[observer]]></c> application will simplify the task. This is an - HTML based tool for browsing Erlang crash dumps.</p> + wx-widget based tool for browsing Erlang crash dumps.</p> <section> <marker id="general_info"></marker> @@ -66,8 +68,9 @@ <p>The first part of the dump shows the creation time for the dump, a slogan indicating the reason for the dump, the system version, of the node from which the dump originates, the compile time of - the emulator running the originating node and the number of - atoms in the atom table. + the emulator running the originating node, the number of + atoms in the atom table and the runtime system thread that caused + the crash dump to happen. </p> <section> @@ -170,6 +173,60 @@ </section> <section> + <marker id="scheduler"></marker> + <title>Scheduler information</title> + <p>Under the tag <em>=scheduler</em> information about the current state + and statistics of the schedulers in the runtime system is displayed. + On OSs that do allow instant suspension of other threads, the data within + this section will reflect what the runtime system looks like at the moment + when the crash happens.</p> + <p>The following fields can exist for a process:</p> + <taglist> + <tag><em>=scheduler:id</em></tag> + <item>Header, states the scheduler identifier.</item> + <tag><em>Scheduler Sleep Info Flags</em></tag> + <item>If empty the scheduler was doing some work. + If not empty the scheduler is either in some state of sleep, + or suspended. This entry is only present in a SMP enabled emulator</item> + <tag><em>Scheduler Sleep Info Aux Work</em></tag> + <item>If not empty, a scheduler internal auxiliary work is scheduled + to be done.</item> + <tag><em>Current Port</em></tag> + <item>The port identifier of the port that is currently being + executed by the scheduler.</item> + <tag><em>Current Process</em></tag> + <item>The process identifier of the process that is currently being + executed by the scheduler. If there is such a process this entry is + followed by the <em>State</em>,<em>Internal State</em>, + <em>Program Counter</em>, <em>CP</em> of that same process. See + <seealso marker="#processes">Process Information</seealso> for a + description what the different entries mean. Keep in mind that + this is a snapshot of what the entries are exactly when the crash + dump is starting to be generated. Therefore they will most likely + be different (and more telling) then the entries for the same + processes found in the <em>=proc</em> section. If there is no currently + running process, only the <em>Current Process</em> entry will be printed. + </item> + <tag><em>Current Process Limited Stack Trace</em></tag> + <item>This entry only shows up if there is a current process. It is very + similar to <seealso marker="#proc_data"><em>=proc_stack</em></seealso>, + except that only the function frames are printed (i.e. the stack variables + are omited). It is also limited to only print the top and bottom part + of the stack. If the stack is small (less that 512 slots) then the + entire stack will be printed. If not, an entry stating + <code>skipping ## slots</code> will be printed where ## is + replaced by the number of slots that has been skipped.</item> + <tag><em>Run Queue</em></tag> + <item>Displays statistics about how many processes and ports + of different priorities are scheduled on this scheduler.</item> + <tag><em>** crashed **</em></tag> + <item>This entry is normally not printed. It signifies that getting + the rest of the information about this scheduler failed for some reason. + </item> + </taglist> + </section> + + <section> <marker id="memory"></marker> <title>Memory information</title> <p>Under the tag <em>=memory</em> you will find information similar @@ -314,6 +371,9 @@ <item>The number of live argument registers. The argument registers, if any are live, will follow. These may contain the arguments of the function if they are not yet moved to the stack.</item> + <item><em>Internal State</em></item> + <item>A more detailed internal represantation of the state of + this process.</item> </taglist> <p>See also the section about <seealso marker="#proc_data">process data</seealso>.</p> </section> @@ -339,18 +399,38 @@ <tag><em>Name</em></tag> <item>The name of the table, regardless of whether it is a <c><![CDATA[named_table]]></c> or not.</item> - <tag><em>Buckets</em></tag> + <tag><em>Hash table, Buckets</em></tag> <item>This occurs if the table is a hash table, i.e. if it is not an <c><![CDATA[ordered_set]]></c>.</item> + <tag><em>Hash table, Chain Length</em></tag> + <item>Only applicable for hash tables. Contains statistics about the + hash table, such as the max, min and avg chain length. Having a max much + larger than the avg, and a std dev much larger that + the expected std dev is a sign that the hashing of the terms is + behaving badly for some reason.</item> <tag><em>Ordered set (AVL tree), Elements</em></tag> <item>This occurs only if the table is an <c><![CDATA[ordered_set]]></c>. (The number of elements is the same as the number of objects in the table.)</item> + <tag><em>Fixed</em></tag> + <item>If the table is fixed using ets:safe_fixtable or some internal + mechanism.</item> <tag><em>Objects</em></tag> <item>The number of objects in the table</item> <tag><em>Words</em></tag> <item>The number of words (usually 4 bytes/word) allocated to data in the table.</item> + <tag><em>Type</em></tag> + <item>The type of the table, i.e. <c>set</c>, <c>bag</c>, + <c>dublicate_bag</c> or <c>ordered_set</c>.</item> + <tag><em>Compressed</em></tag> + <item>If this table was compressed.</item> + <tag><em>Protection</em></tag> + <item>The protection of this table.</item> + <tag><em>Write Concurrency</em></tag> + <item>If write_concurrency was enabled for this table.</item> + <tag><em>Read Concurrency</em></tag> + <item>If read_concurrency was enabled for this table.</item> </taglist> </section> diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index d11f6b0c6d..16000191dc 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -1145,9 +1145,9 @@ <tag><marker id="+secio"><c>+secio true|false</c></marker></tag> <item> <p>Enable or disable eager check I/O scheduling. The default - is currently <c>false</c>, but will most likely be changed - to <c>true</c> in OTP 18. The behaviour before this flag - was introduced corresponds to <c>+secio false</c>.</p> + is currently <c>true</c>. The default was changed from <c>false</c> + to <c>true</c> as of erts version 7.0. The behaviour before this + flag was introduced corresponds to <c>+secio false</c>.</p> <p>The flag effects when schedulers will check for I/O operations possible to execute, and when such I/O operations will execute. As the name of the parameter implies, diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 483d81cfb6..07b5fdd039 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -1252,10 +1252,11 @@ true <fsummary>Check if a function is exported and loaded</fsummary> <desc> <p>Returns <c>true</c> if the module <c><anno>Module</anno></c> is loaded - and contains an exported function <c><anno>Function</anno>/<anno>Arity</anno></c>; - otherwise <c>false</c>.</p> - <p>Returns <c>false</c> for any BIF (functions implemented in C - rather than in Erlang).</p> + and contains an exported function <c><anno>Function</anno>/<anno>Arity</anno></c>, + or if there is a BIF (a built-in function implemented in C) + with the given name; otherwise returns <c>false</c>.</p> + <note><p>This function used to return false for built-in + functions before the 18.0 release.</p></note> </desc> </func> <func> @@ -1376,6 +1377,19 @@ true </desc> </func> <func> + <name name="get_keys" arity="0"/> + <fsummary>Return a list of all keys from the process dictionary</fsummary> + <desc> + <p>Returns a list of keys all keys present in the process dictionary.</p> + <pre> +> <input>put(dog, {animal,1}),</input> +<input>put(cow, {animal,2}),</input> +<input>put(lamb, {animal,3}),</input> +<input>get_keys().</input> +[dog,cow,lamb]</pre> + </desc> + </func> + <func> <name name="get_keys" arity="1"/> <fsummary>Return a list of keys from the process dictionary</fsummary> <desc> @@ -2840,7 +2854,7 @@ os_prompt% </pre> raised. The error reason may differ between operating systems. Typically the error <c>enoent</c> is raised when one tries to run a program that is not found and - <c>eaccess</c> is raised when the given file is not + <c>eacces</c> is raised when the given file is not executable.</p> </item> <tag><c>{fd, <anno>In</anno>, <anno>Out</anno>}</c></tag> @@ -6815,7 +6829,9 @@ ok only allowed with <c>PidSpec==all</c>. If the host machine operating system does not support high resolution CPU time measurements, <c>trace/3</c> exits with - <c>badarg</c>.</p> + <c>badarg</c>. Note that most operating systems do + not synchronize this value across cores, so be prepared + that time might seem to go backwards when using this option.</p> </item> <tag><c>arity</c></tag> <item> diff --git a/erts/doc/src/match_spec.xml b/erts/doc/src/match_spec.xml index 334b47d34c..b4cc8e9f78 100644 --- a/erts/doc/src/match_spec.xml +++ b/erts/doc/src/match_spec.xml @@ -76,22 +76,26 @@ { GuardFunction, ConditionExpression, ... } </item> <item>BoolFunction ::= <c><![CDATA[is_atom]]></c> | - <c><![CDATA[is_float]]></c> | <c><![CDATA[is_integer]]></c> | <c><![CDATA[is_list]]></c> | - <c><![CDATA[is_number]]></c> | <c><![CDATA[is_pid]]></c> | <c><![CDATA[is_port]]></c> | - <c><![CDATA[is_reference]]></c> | <c><![CDATA[is_tuple]]></c> | <c><![CDATA[is_binary]]></c> | - <c><![CDATA[is_function]]></c> | <c><![CDATA[is_record]]></c> | <c><![CDATA[is_seq_trace]]></c> | - <c><![CDATA['and']]></c> | <c><![CDATA['or']]></c> | <c><![CDATA['not']]></c> | <c><![CDATA['xor']]></c> | - <c><![CDATA[andalso]]></c> | <c><![CDATA[orelse]]></c></item> + <c><![CDATA[is_float]]></c> | <c><![CDATA[is_integer]]></c> | + <c><![CDATA[is_list]]></c> | <c><![CDATA[is_number]]></c> | + <c><![CDATA[is_pid]]></c> | <c><![CDATA[is_port]]></c> | + <c><![CDATA[is_reference]]></c> | <c><![CDATA[is_tuple]]></c> | + <c><![CDATA[is_map]]></c> | <c><![CDATA[is_binary]]></c> | + <c><![CDATA[is_function]]></c> | <c><![CDATA[is_record]]></c> | + <c><![CDATA[is_seq_trace]]></c> | <c><![CDATA['and']]></c> | + <c><![CDATA['or']]></c> | <c><![CDATA['not']]></c> | + <c><![CDATA['xor']]></c> | <c><![CDATA[andalso]]></c> | + <c><![CDATA[orelse]]></c></item> <item>ConditionExpression ::= ExprMatchVariable | { GuardFunction } | { GuardFunction, ConditionExpression, ... } | TermConstruct </item> <item>ExprMatchVariable ::= MatchVariable (bound in the MatchHead) | <c><![CDATA['$_']]></c> | <c><![CDATA['$$']]></c></item> - <item>TermConstruct = {{}} | {{ ConditionExpression, ... }} | - <c><![CDATA[[]]]></c> | [ConditionExpression, ...] | NonCompositeTerm | Constant - </item> - <item>NonCompositeTerm ::= term() (not list or tuple) - </item> + <item>TermConstruct = {{}} | {{ ConditionExpression, ... }} | + <c><![CDATA[[]]]></c> | [ConditionExpression, ...] | + <c><![CDATA[#{}]]></c> | #{term() => ConditionExpression, ...} | + NonCompositeTerm | Constant</item> + <item>NonCompositeTerm ::= term() (not list or tuple or map)</item> <item>Constant ::= {<c><![CDATA[const]]></c>, term()} </item> <item>GuardFunction ::= BoolFunction | <c><![CDATA[abs]]></c> | @@ -134,22 +138,26 @@ { GuardFunction, ConditionExpression, ... } </item> <item>BoolFunction ::= <c><![CDATA[is_atom]]></c> | - <c><![CDATA[is_float]]></c> | <c><![CDATA[is_integer]]></c> | <c><![CDATA[is_list]]></c> | - <c><![CDATA[is_number]]></c> | <c><![CDATA[is_pid]]></c> | <c><![CDATA[is_port]]></c> | - <c><![CDATA[is_reference]]></c> | <c><![CDATA[is_tuple]]></c> | <c><![CDATA[is_binary]]></c> | - <c><![CDATA[is_function]]></c> | <c><![CDATA[is_record]]></c> | <c><![CDATA[is_seq_trace]]></c> | - <c><![CDATA['and']]></c> | <c><![CDATA['or']]></c> | <c><![CDATA['not']]></c> | <c><![CDATA['xor']]></c> | - <c><![CDATA[andalso]]></c> | <c><![CDATA[orelse]]></c></item> + <c><![CDATA[is_float]]></c> | <c><![CDATA[is_integer]]></c> | + <c><![CDATA[is_list]]></c> | <c><![CDATA[is_number]]></c> | + <c><![CDATA[is_pid]]></c> | <c><![CDATA[is_port]]></c> | + <c><![CDATA[is_reference]]></c> | <c><![CDATA[is_tuple]]></c> | + <c><![CDATA[is_map]]></c> | <c><![CDATA[is_binary]]></c> | + <c><![CDATA[is_function]]></c> | <c><![CDATA[is_record]]></c> | + <c><![CDATA[is_seq_trace]]></c> | <c><![CDATA['and']]></c> | + <c><![CDATA['or']]></c> | <c><![CDATA['not']]></c> | + <c><![CDATA['xor']]></c> | <c><![CDATA[andalso]]></c> | + <c><![CDATA[orelse]]></c></item> <item>ConditionExpression ::= ExprMatchVariable | { GuardFunction } | { GuardFunction, ConditionExpression, ... } | TermConstruct </item> <item>ExprMatchVariable ::= MatchVariable (bound in the MatchHead) | <c><![CDATA['$_']]></c> | <c><![CDATA['$$']]></c></item> <item>TermConstruct = {{}} | {{ ConditionExpression, ... }} | - <c><![CDATA[[]]]></c> | [ConditionExpression, ...] | NonCompositeTerm | Constant - </item> - <item>NonCompositeTerm ::= term() (not list or tuple) - </item> + <c><![CDATA[[]]]></c> | [ConditionExpression, ...] | #{} | + #{term() => ConditionExpression, ...} | NonCompositeTerm | + Constant</item> + <item>NonCompositeTerm ::= term() (not list or tuple or map)</item> <item>Constant ::= {<c><![CDATA[const]]></c>, term()} </item> <item>GuardFunction ::= BoolFunction | <c><![CDATA[abs]]></c> | @@ -172,9 +180,10 @@ <title>Functions allowed in all types of match specifications</title> <p>The different functions allowed in <c><![CDATA[match_spec]]></c> work like this: </p> - <p><em>is_atom, is_float, is_integer, is_list, is_number, is_pid, is_port, is_reference, is_tuple, is_binary, is_function: </em> Like the corresponding guard tests in - Erlang, return <c><![CDATA[true]]></c> or <c><![CDATA[false]]></c>. - </p> + <p><em>is_atom, is_float, is_integer, is_list, is_number, is_pid, is_port, + is_reference, is_tuple, is_map, is_binary, is_function:</em> Like the + corresponding guard tests in Erlang, return <c><![CDATA[true]]></c> or + <c><![CDATA[false]]></c>.</p> <p><em>is_record: </em>Takes an additional parameter, which SHALL be the result of <c><![CDATA[record_info(size, <record_type>)]]></c>, like in <c><![CDATA[{is_record, '$1', rectype, record_info(size, rectype)}]]></c>. diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in index 7145824f91..e4cd566285 100644 --- a/erts/emulator/Makefile.in +++ b/erts/emulator/Makefile.in @@ -112,18 +112,24 @@ NO_INLINE_FUNCTIONS=true else ifeq ($(TYPE),lcnt) -PURIFY = +PURIFY = TYPEMARKER = .lcnt TYPE_FLAGS = @CFLAGS@ -DERTS_ENABLE_LOCK_COUNT else ifeq ($(TYPE),frmptr) -PURIFY = +PURIFY = OMIT_OMIT_FP=yes TYPEMARKER = .frmptr TYPE_FLAGS = @CFLAGS@ -DERTS_FRMPTR else +ifeq ($(TYPE),icount) +PURIFY = +TYPEMARKER = .icount +TYPE_FLAGS = @CFLAGS@ -DERTS_OPCODE_COUNTER_SUPPORT +else + # If type isn't one of the above, it *is* opt type... override TYPE=opt PURIFY = @@ -138,6 +144,7 @@ endif endif endif endif +endif comma:=, space:= @@ -927,7 +934,7 @@ ifdef HIPE_ENABLED EXTRA_BASE_OBJS += $(HIPE_OBJS) endif -BASE_OBJS = $(RUN_OBJS) $(EMU_OBJS) $(OS_OBJS) $(EXTRA_BASE_OBJS) +BASE_OBJS = $(EMU_OBJS) $(RUN_OBJS) $(OS_OBJS) $(EXTRA_BASE_OBJS) before_DTrace_OBJS = $(BASE_OBJS) $(DRV_OBJS) diff --git a/erts/emulator/beam/atom.names b/erts/emulator/beam/atom.names index 5d06a32941..c097866c7e 100644 --- a/erts/emulator/beam/atom.names +++ b/erts/emulator/beam/atom.names @@ -198,6 +198,7 @@ atom dotall atom driver atom driver_options atom dsend +atom dsend_continue_trap atom dunlink atom duplicate_bag atom dupnames @@ -279,7 +280,6 @@ atom http httph https http_response http_request http_header http_eoh http_error atom id atom if_clause atom ignore -atom imports atom in atom in_exiting atom inactive @@ -335,6 +335,7 @@ atom max atom maximum atom max_tables max_processes atom mbuf_size +atom md5 atom memory atom memory_internal atom memory_types diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index 8bfb7d2ad2..3af7c43abf 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -241,10 +241,6 @@ BeamInstr beam_return_time_trace[1]; /* OpCode(i_return_time_trace) */ void** beam_ops; #endif -#ifndef ERTS_SMP /* Not supported with smp emulator */ -extern int count_instructions; -#endif - #define SWAPIN \ HTOP = HEAP_TOP(c_p); \ E = c_p->stop @@ -1163,14 +1159,15 @@ void process_main(void) Eterm (*arith_func)(Process* p, Eterm* reg, Uint live); -#ifndef NO_JUMP_TABLE - static void* opcodes[] = { DEFINE_OPCODES }; #ifdef ERTS_OPCODE_COUNTER_SUPPORT static void* counting_opcodes[] = { DEFINE_COUNTING_OPCODES }; -#endif +#else +#ifndef NO_JUMP_TABLE + static void* opcodes[] = { DEFINE_OPCODES }; #else int Go; #endif +#endif Uint temp_bits; /* Temporary used by BsSkipBits2 & BsGetInteger2 */ @@ -3782,8 +3779,6 @@ get_map_elements_fail: * Allocate the binary struct itself. */ bptr = erts_bin_nrml_alloc(num_bytes); - bptr->flags = 0; - bptr->orig_size = num_bytes; erts_refc_init(&bptr->refc, 1); erts_current_bin = (byte *) bptr->orig_bytes; @@ -3883,8 +3878,6 @@ get_map_elements_fail: * Allocate the binary struct itself. */ bptr = erts_bin_nrml_alloc(tmp_arg1); - bptr->flags = 0; - bptr->orig_size = tmp_arg1; erts_refc_init(&bptr->refc, 1); erts_current_bin = (byte *) bptr->orig_bytes; @@ -4987,14 +4980,14 @@ get_map_elements_fail: * ... remainder of original BEAM code */ ASSERT(I[-5] == (Uint) OpCode(i_func_info_IaaI)); - c_p->hipe.ncallee = (void(*)(void)) I[-4]; + c_p->hipe.u.ncallee = (void(*)(void)) I[-4]; cmd = HIPE_MODE_SWITCH_CMD_CALL | (I[-1] << 8); ++hipe_trap_count; goto L_hipe_mode_switch; } OpCase(hipe_trap_call_closure): { ASSERT(I[-5] == (Uint) OpCode(i_func_info_IaaI)); - c_p->hipe.ncallee = (void(*)(void)) I[-4]; + c_p->hipe.u.ncallee = (void(*)(void)) I[-4]; cmd = HIPE_MODE_SWITCH_CMD_CALL_CLOSURE | (I[-1] << 8); ++hipe_trap_count; goto L_hipe_mode_switch; @@ -5028,7 +5021,10 @@ get_map_elements_fail: case HIPE_MODE_SWITCH_RES_RETURN: ASSERT(is_value(reg[0])); MoveReturn(reg[0], r(0)); - case HIPE_MODE_SWITCH_RES_CALL: + case HIPE_MODE_SWITCH_RES_CALL_EXPORTED: + c_p->i = c_p->hipe.u.callee_exp->addressv[erts_active_code_ix()]; + /*fall through*/ + case HIPE_MODE_SWITCH_RES_CALL_BEAM: SET_I(c_p->i); r(0) = reg[0]; Dispatch(); @@ -5145,22 +5141,16 @@ get_map_elements_fail: #ifndef NO_JUMP_TABLE #ifdef ERTS_OPCODE_COUNTER_SUPPORT - /* Are tables correctly generated by beam_makeops? */ - ASSERT(sizeof(counting_opcodes) == sizeof(opcodes)); - - if (count_instructions) { + ERTS_CT_ASSERT(sizeof(counting_opcodes) == sizeof(opcodes)); #ifdef DEBUG - counting_opcodes[op_catch_end_y] = LabelAddr(lb_catch_end_y); + counting_opcodes[op_catch_end_y] = LabelAddr(lb_catch_end_y); #endif - counting_opcodes[op_i_func_info_IaaI] = LabelAddr(lb_i_func_info_IaaI); - beam_ops = counting_opcodes; - } - else -#endif /* #ifndef ERTS_OPCODE_COUNTER_SUPPORT */ - { - beam_ops = opcodes; - } + counting_opcodes[op_i_func_info_IaaI] = LabelAddr(lb_i_func_info_IaaI); + beam_ops = counting_opcodes; +#else /* #ifndef ERTS_OPCODE_COUNTER_SUPPORT */ + beam_ops = opcodes; +#endif /* ERTS_OPCODE_COUNTER_SUPPORT */ #endif /* NO_JUMP_TABLE */ em_call_error_handler = OpCode(call_error_handler); diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c index cfc6146b0a..07654f6d5c 100644 --- a/erts/emulator/beam/beam_load.c +++ b/erts/emulator/beam/beam_load.c @@ -245,7 +245,7 @@ typedef struct { /* * This structure contains all information about the module being loaded. */ - +#define MD5_SIZE 16 typedef struct LoaderState { /* * The current logical file within the binary. @@ -292,7 +292,7 @@ typedef struct LoaderState { StringPatch* string_patches; /* Linked list of position into string table to patch. */ BeamInstr catches; /* Linked list of catch_yf instructions. */ unsigned loaded_size; /* Final size of code when loaded. */ - byte mod_md5[16]; /* MD5 for module code. */ + byte mod_md5[MD5_SIZE]; /* MD5 for module code. */ int may_load_nif; /* true if NIFs may later be loaded for this module */ int on_load; /* Index in the code for the on_load function * (or 0 if there is no on_load function) @@ -528,6 +528,7 @@ static Eterm exported_from_module(Process* p, Eterm mod); static Eterm functions_in_module(Process* p, Eterm mod); static Eterm attributes_for_module(Process* p, Eterm mod); static Eterm compilation_info_for_module(Process* p, Eterm mod); +static Eterm md5_of_module(Process* p, Eterm mod); static Eterm native_addresses(Process* p, Eterm mod); int patch_funentries(Eterm Patchlist); int patch(Eterm Addresses, Uint fe); @@ -648,6 +649,7 @@ erts_prepare_loading(Binary* magic, Process *c_p, Eterm group_leader, stp->code[MI_COMPILE_PTR] = 0; stp->code[MI_COMPILE_SIZE] = 0; stp->code[MI_COMPILE_SIZE_ON_HEAP] = 0; + stp->code[MI_MD5_PTR] = 0; /* * Read the atom table. @@ -4042,7 +4044,7 @@ freeze_code(LoaderState* stp) } size = (stp->ci * sizeof(BeamInstr)) + (stp->total_literal_size * sizeof(Eterm)) + - strtab_size + attr_size + compile_size + line_size; + strtab_size + attr_size + compile_size + MD5_SIZE + line_size; /* * Move the code to its final location. @@ -4251,11 +4253,20 @@ freeze_code(LoaderState* stp) code[MI_COMPILE_SIZE_ON_HEAP] = decoded_size; } CHKBLK(ERTS_ALC_T_CODE,code); + { + byte* md5_sum = str_table + strtab_size + attr_size + compile_size; + CHKBLK(ERTS_ALC_T_CODE,code); + sys_memcpy(md5_sum, stp->mod_md5, MD5_SIZE); + CHKBLK(ERTS_ALC_T_CODE,code); + code[MI_MD5_PTR] = (BeamInstr) md5_sum; + CHKBLK(ERTS_ALC_T_CODE,code); + } + CHKBLK(ERTS_ALC_T_CODE,code); /* * Make sure that we have not overflowed the allocated code space. */ - ASSERT(str_table + strtab_size + attr_size + compile_size == + ASSERT(str_table + strtab_size + attr_size + compile_size + MD5_SIZE == ((byte *) code) + size); /* @@ -5107,10 +5118,11 @@ erts_module_info_0(Process* p, Eterm module) hp += 3; \ list = CONS(hp, tup, list) + BUILD_INFO(am_md5); BUILD_INFO(am_compile); BUILD_INFO(am_attributes); - BUILD_INFO(am_imports); BUILD_INFO(am_exports); + BUILD_INFO(am_module); #undef BUILD_INFO return list; } @@ -5120,8 +5132,8 @@ erts_module_info_1(Process* p, Eterm module, Eterm what) { if (what == am_module) { return module; - } else if (what == am_imports) { - return NIL; + } else if (what == am_md5) { + return md5_of_module(p, module); } else if (what == am_exports) { return exported_from_module(p, module); } else if (what == am_functions) { @@ -5310,7 +5322,7 @@ attributes_for_module(Process* p, /* Process whose heap to use. */ Eterm result = NIL; Eterm* end; - if (is_not_atom(mod) || (is_not_list(result) && is_not_nil(result))) { + if (is_not_atom(mod)) { return THE_NON_VALUE; } @@ -5349,7 +5361,7 @@ compilation_info_for_module(Process* p, /* Process whose heap to use. */ Eterm result = NIL; Eterm* end; - if (is_not_atom(mod) || (is_not_list(result) && is_not_nil(result))) { + if (is_not_atom(mod)) { return THE_NON_VALUE; } @@ -5372,6 +5384,33 @@ compilation_info_for_module(Process* p, /* Process whose heap to use. */ } /* + * Returns the MD5 checksum for a module + * + * Returns a tagged term, or 0 on error. + */ + +Eterm +md5_of_module(Process* p, /* Process whose heap to use. */ + Eterm mod) /* Tagged atom for module. */ +{ + Module* modp; + BeamInstr* code; + Eterm res = NIL; + + if (is_not_atom(mod)) { + return THE_NON_VALUE; + } + + modp = erts_get_module(mod, erts_active_code_ix()); + if (modp == NULL) { + return THE_NON_VALUE; + } + code = modp->curr.code; + res = new_binary(p, (byte *) code[MI_MD5_PTR], MD5_SIZE); + return res; +} + +/* * Build a single {M,F,A,Loction} item to be part of * a stack trace. */ @@ -5547,7 +5586,7 @@ code_module_md5_1(BIF_ALIST_1) res = am_undefined; goto done; } - res = new_binary(p, stp->mod_md5, sizeof(stp->mod_md5)); + res = new_binary(p, stp->mod_md5, MD5_SIZE); done: erts_free_aligned_binary_bytes(temp_alloc); @@ -5943,6 +5982,7 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info) code[MI_LITERALS_END] = 0; code[MI_LITERALS_OFF_HEAP] = 0; code[MI_ON_LOAD_FUNCTION_PTR] = 0; + code[MI_MD5_PTR] = 0; ci = MI_FUNCTIONS + n + 1; /* diff --git a/erts/emulator/beam/beam_load.h b/erts/emulator/beam/beam_load.h index bd22b0c4de..0e3ca0bdb0 100644 --- a/erts/emulator/beam/beam_load.h +++ b/erts/emulator/beam/beam_load.h @@ -91,7 +91,6 @@ extern Uint erts_total_code_size; #define MI_LITERALS_END 8 #define MI_LITERALS_OFF_HEAP 9 - /* * Pointer to the on_load function (or NULL if none). */ @@ -103,6 +102,11 @@ extern Uint erts_total_code_size; #define MI_LINE_TABLE 11 /* + * Pointer to the module MD5 sum (16 bytes) + */ +#define MI_MD5_PTR 12 + +/* * Start of function pointer table. This table contains pointers to * all functions in the module plus an additional pointer just beyond * the end of the last function. @@ -111,7 +115,7 @@ extern Uint erts_total_code_size; * this table. */ -#define MI_FUNCTIONS 12 +#define MI_FUNCTIONS 13 /* * Layout of the line table. diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index 42dd160e38..49996e7f0b 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -28,7 +28,9 @@ #include "global.h" #include "erl_process.h" #include "error.h" +#define ERL_WANT_HIPE_BIF_WRAPPER__ #include "bif.h" +#undef ERL_WANT_HIPE_BIF_WRAPPER__ #include "big.h" #include "dist.h" #include "erl_version.h" @@ -46,7 +48,7 @@ static Export* set_cpu_topology_trap = NULL; static Export* await_proc_exit_trap = NULL; static Export* await_port_send_result_trap = NULL; Export* erts_format_cpu_topology_trap = NULL; - +static Export dsend_continue_trap_export; static Export *await_sched_wall_time_mod_trap; static erts_smp_atomic32_t sched_wall_time; @@ -1777,6 +1779,8 @@ BIF_RETTYPE whereis_1(BIF_ALIST_1) * erlang:'!'/2 */ +HIPE_WRAPPER_BIF_DISABLE_GC(ebif_bang, 2) + BIF_RETTYPE ebif_bang_2(BIF_ALIST_2) { @@ -1795,34 +1799,36 @@ ebif_bang_2(BIF_ALIST_2) #define SEND_USER_ERROR (-5) #define SEND_INTERNAL_ERROR (-6) #define SEND_AWAIT_RESULT (-7) +#define SEND_YIELD_CONTINUE (-8) + -Sint do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp); +Sint do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext*); static Sint remote_send(Process *p, DistEntry *dep, - Eterm to, Eterm full_to, Eterm msg, int suspend) + Eterm to, Eterm full_to, Eterm msg, + ErtsSendContext* ctx) { Sint res; int code; - ErtsDSigData dsd; ASSERT(is_atom(to) || is_external_pid(to)); - code = erts_dsig_prepare(&dsd, dep, p, ERTS_DSP_NO_LOCK, !suspend); + code = erts_dsig_prepare(&ctx->dsd, dep, p, ERTS_DSP_NO_LOCK, !ctx->suspend); switch (code) { case ERTS_DSIG_PREP_NOT_ALIVE: case ERTS_DSIG_PREP_NOT_CONNECTED: res = SEND_TRAP; break; case ERTS_DSIG_PREP_WOULD_SUSPEND: - ASSERT(!suspend); + ASSERT(!ctx->suspend); res = SEND_YIELD; break; case ERTS_DSIG_PREP_CONNECTED: { if (is_atom(to)) - code = erts_dsig_send_reg_msg(&dsd, to, msg); + code = erts_dsig_send_reg_msg(to, msg, ctx); else - code = erts_dsig_send_msg(&dsd, to, msg); + code = erts_dsig_send_msg(to, msg, ctx); /* * Note that reductions have been bumped on calling * process by erts_dsig_send_reg_msg() or @@ -1830,6 +1836,8 @@ 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) + res = SEND_YIELD_CONTINUE; else res = 0; break; @@ -1850,7 +1858,8 @@ static Sint remote_send(Process *p, DistEntry *dep, } Sint -do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { +do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext* ctx) +{ Eterm portid; Port *pt; Process* rp; @@ -1883,7 +1892,7 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { #endif return 0; } - return remote_send(p, dep, to, to, msg, suspend); + return remote_send(p, dep, to, to, msg, ctx); } else if (is_atom(to)) { Eterm id = erts_whereis_name_to_id(p, to); @@ -1940,7 +1949,7 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { ret_val = 0; if (pt) { - int ps_flags = suspend ? 0 : ERTS_PORT_SIG_FLG_NOSUSPEND; + int ps_flags = ctx->suspend ? 0 : ERTS_PORT_SIG_FLG_NOSUSPEND; *refp = NIL; switch (erts_port_command(p, ps_flags, pt, msg, refp)) { @@ -1949,12 +1958,12 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { return SEND_USER_ERROR; case ERTS_PORT_OP_BUSY: /* Nothing has been sent */ - if (suspend) + if (ctx->suspend) erts_suspend(p, ERTS_PROC_LOCK_MAIN, pt); return SEND_YIELD; case ERTS_PORT_OP_BUSY_SCHEDULED: /* Message was sent */ - if (suspend) { + if (ctx->suspend) { erts_suspend(p, ERTS_PROC_LOCK_MAIN, pt); ret_val = SEND_YIELD_RETURN; break; @@ -2034,9 +2043,14 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { return 0; } - ret = remote_send(p, dep, tp[1], to, msg, suspend); - if (dep) - erts_deref_dist_entry(dep); + ret = remote_send(p, dep, tp[1], to, msg, ctx); + if (ret != SEND_YIELD_CONTINUE) { + if (dep) { + erts_deref_dist_entry(dep); + } + } else { + ctx->dep_to_deref = dep; + } return ret; } else { if (IS_TRACED(p)) /* XXX Is this really neccessary ??? */ @@ -2067,9 +2081,11 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { } } +HIPE_WRAPPER_BIF_DISABLE_GC(send, 3) BIF_RETTYPE send_3(BIF_ALIST_3) { + BIF_RETTYPE retval; Eterm ref; Process *p = BIF_P; Eterm to = BIF_ARG_1; @@ -2077,34 +2093,44 @@ BIF_RETTYPE send_3(BIF_ALIST_3) Eterm opts = BIF_ARG_3; int connect = !0; - int suspend = !0; Eterm l = opts; Sint result; - + DeclareTypedTmpHeap(ErtsSendContext, ctx, BIF_P); + UseTmpHeap(sizeof(ErtsSendContext)/sizeof(Eterm), BIF_P); + + ctx->suspend = !0; + ctx->dep_to_deref = NULL; + 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) { connect = 0; } else if (CAR(list_val(l)) == am_nosuspend) { - suspend = 0; + ctx->suspend = 0; } else { - BIF_ERROR(p, BADARG); + ERTS_BIF_PREP_ERROR(retval, p, BADARG); + goto done; } l = CDR(list_val(l)); } if(!is_nil(l)) { - BIF_ERROR(p, BADARG); + ERTS_BIF_PREP_ERROR(retval, p, BADARG); + goto done; } #ifdef DEBUG ref = NIL; #endif - result = do_send(p, to, msg, suspend, &ref); + result = do_send(p, to, msg, &ref, ctx); if (result > 0) { ERTS_VBUMP_REDS(p, result); if (ERTS_IS_PROC_OUT_OF_REDS(p)) goto yield_return; - BIF_RET(am_ok); + ERTS_BIF_PREP_RET(retval, am_ok); + goto done; } switch (result) { @@ -2112,68 +2138,127 @@ BIF_RETTYPE send_3(BIF_ALIST_3) /* May need to yield even though we do not bump reds here... */ if (ERTS_IS_PROC_OUT_OF_REDS(p)) goto yield_return; - BIF_RET(am_ok); + ERTS_BIF_PREP_RET(retval, am_ok); break; case SEND_TRAP: if (connect) { - BIF_TRAP3(dsend3_trap, p, to, msg, opts); + ERTS_BIF_PREP_TRAP3(retval, dsend3_trap, p, to, msg, opts); } else { - BIF_RET(am_noconnect); + ERTS_BIF_PREP_RET(retval, am_noconnect); } break; case SEND_YIELD: - if (suspend) { - ERTS_BIF_YIELD3(bif_export[BIF_send_3], p, to, msg, opts); + if (ctx->suspend) { + ERTS_BIF_PREP_YIELD3(retval, + bif_export[BIF_send_3], p, to, msg, opts); } else { - BIF_RET(am_nosuspend); + ERTS_BIF_PREP_RET(retval, am_nosuspend); } break; case SEND_YIELD_RETURN: - if (!suspend) - BIF_RET(am_nosuspend); + if (!ctx->suspend) { + ERTS_BIF_PREP_RET(retval, am_nosuspend); + break; + } yield_return: - ERTS_BIF_YIELD_RETURN(p, am_ok); + ERTS_BIF_PREP_YIELD_RETURN(retval, p, am_ok); + break; case SEND_AWAIT_RESULT: ASSERT(is_internal_ref(ref)); - BIF_TRAP3(await_port_send_result_trap, p, ref, am_nosuspend, am_ok); + ERTS_BIF_PREP_TRAP3(retval, await_port_send_result_trap, p, ref, am_nosuspend, am_ok); + break; case SEND_BADARG: - BIF_ERROR(p, BADARG); + ERTS_BIF_PREP_ERROR(retval, p, BADARG); break; case SEND_USER_ERROR: - BIF_ERROR(p, EXC_ERROR); + ERTS_BIF_PREP_ERROR(retval, p, EXC_ERROR); break; case SEND_INTERNAL_ERROR: - BIF_ERROR(p, EXC_INTERNAL_ERROR); + ERTS_BIF_PREP_ERROR(retval, p, EXC_INTERNAL_ERROR); + 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)); break; default: - ASSERT(! "Illegal send result"); + erl_exit(ERTS_ABORT_EXIT, "send_3 invalid result %d\n", (int)result); break; } - ASSERT(! "Can not arrive here"); - BIF_ERROR(p, BADARG); + +done: + UnUseTmpHeap(sizeof(ErtsSendContext)/sizeof(Eterm), BIF_P); + return retval; } +HIPE_WRAPPER_BIF_DISABLE_GC(send, 2) + BIF_RETTYPE send_2(BIF_ALIST_2) { return erl_send(BIF_P, BIF_ARG_1, BIF_ARG_2); } +static BIF_RETTYPE dsend_continue_trap_1(BIF_ALIST_1) +{ + Binary* bin = ((ProcBin*) binary_val(BIF_ARG_1))->val; + ErtsSendContext* ctx = (ErtsSendContext*) 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); + + switch (result) { + case ERTS_DSIG_SEND_OK: + erts_set_gc_state(BIF_P, 1); + BIF_RET(ctx->return_term); + break; + case ERTS_DSIG_SEND_YIELD: /*SEND_YIELD_RETURN*/ + erts_set_gc_state(BIF_P, 1); + if (!ctx->suspend) + BIF_RET(am_nosuspend); + ERTS_BIF_YIELD_RETURN(BIF_P, ctx->return_term); + + case ERTS_DSIG_SEND_CONTINUE: { /*SEND_YIELD_CONTINUE*/ + BUMP_ALL_REDS(BIF_P); + BIF_TRAP1(&dsend_continue_trap_export, BIF_P, BIF_ARG_1); + } + default: + erl_exit(ERTS_ABORT_EXIT, "dsend_continue_trap invalid result %d\n", (int)result); + break; + } + ASSERT(! "Can not arrive here"); + BIF_ERROR(BIF_P, BADARG); +} + Eterm erl_send(Process *p, Eterm to, Eterm msg) { + Eterm retval; Eterm ref; Sint result; + DeclareTypedTmpHeap(ErtsSendContext, ctx, p); + UseTmpHeap(sizeof(ErtsSendContext)/sizeof(Eterm), p); #ifdef DEBUG ref = NIL; #endif + ctx->suspend = !0; + ctx->dep_to_deref = NULL; + 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, !0, &ref); + result = do_send(p, to, msg, &ref, ctx); if (result > 0) { ERTS_VBUMP_REDS(p, result); if (ERTS_IS_PROC_OUT_OF_REDS(p)) goto yield_return; - BIF_RET(msg); + ERTS_BIF_PREP_RET(retval, msg); + goto done; } switch (result) { @@ -2181,35 +2266,46 @@ Eterm erl_send(Process *p, Eterm to, Eterm msg) /* May need to yield even though we do not bump reds here... */ if (ERTS_IS_PROC_OUT_OF_REDS(p)) goto yield_return; - BIF_RET(msg); + ERTS_BIF_PREP_RET(retval, msg); break; case SEND_TRAP: - BIF_TRAP2(dsend2_trap, p, to, msg); + ERTS_BIF_PREP_TRAP2(retval, dsend2_trap, p, to, msg); break; case SEND_YIELD: - ERTS_BIF_YIELD2(bif_export[BIF_send_2], p, to, msg); + ERTS_BIF_PREP_YIELD2(retval, bif_export[BIF_send_2], p, to, msg); break; case SEND_YIELD_RETURN: yield_return: - ERTS_BIF_YIELD_RETURN(p, msg); + ERTS_BIF_PREP_YIELD_RETURN(retval, p, msg); + break; case SEND_AWAIT_RESULT: ASSERT(is_internal_ref(ref)); - BIF_TRAP3(await_port_send_result_trap, p, ref, msg, msg); + ERTS_BIF_PREP_TRAP3(retval, + await_port_send_result_trap, p, ref, msg, msg); + break; case SEND_BADARG: - BIF_ERROR(p, BADARG); + ERTS_BIF_PREP_ERROR(retval, p, BADARG); break; case SEND_USER_ERROR: - BIF_ERROR(p, EXC_ERROR); + ERTS_BIF_PREP_ERROR(retval, p, EXC_ERROR); break; case SEND_INTERNAL_ERROR: - BIF_ERROR(p, EXC_INTERNAL_ERROR); + ERTS_BIF_PREP_ERROR(retval, p, EXC_INTERNAL_ERROR); + 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)); break; default: - ASSERT(! "Illegal send result"); + erl_exit(ERTS_ABORT_EXIT, "invalid send result %d\n", (int)result); break; } - ASSERT(! "Can not arrive here"); - BIF_ERROR(p, BADARG); + +done: + UnUseTmpHeap(sizeof(ErtsSendContext)/sizeof(Eterm), p); + return retval; } /**********************************************************************/ @@ -3996,16 +4092,19 @@ BIF_RETTYPE halt_2(BIF_ALIST_2) BIF_RETTYPE function_exported_3(BIF_ALIST_3) { + int arity; if (is_not_atom(BIF_ARG_1) || is_not_atom(BIF_ARG_2) || is_not_small(BIF_ARG_3)) { BIF_ERROR(BIF_P, BADARG); } - if (erts_find_function(BIF_ARG_1, BIF_ARG_2, signed_val(BIF_ARG_3), - erts_active_code_ix()) == NULL) { - BIF_RET(am_false); + arity = signed_val(BIF_ARG_3); + if (erts_find_function(BIF_ARG_1, BIF_ARG_2, arity, + erts_active_code_ix()) != NULL || + erts_is_builtin(BIF_ARG_1, BIF_ARG_2, arity)) { + BIF_RET(am_true); } - BIF_RET(am_true); + BIF_RET(am_false); } /**********************************************************************/ @@ -4816,6 +4915,10 @@ void erts_init_bif(void) #endif , &bif_return_trap); + erts_init_trap_export(&dsend_continue_trap_export, + am_erts_internal, am_dsend_continue_trap, 1, + dsend_continue_trap_1); + flush_monitor_message_trap = erts_export_put(am_erlang, am_flush_monitor_message, 2); diff --git a/erts/emulator/beam/bif.h b/erts/emulator/beam/bif.h index 72c55ccb55..7b69b39511 100644 --- a/erts/emulator/beam/bif.h +++ b/erts/emulator/beam/bif.h @@ -465,6 +465,8 @@ erts_bif_prep_await_proc_exit_apply_trap(Process *c_p, Eterm args[], int nargs); +#ifdef ERL_WANT_HIPE_BIF_WRAPPER__ + #ifndef HIPE #define HIPE_WRAPPER_BIF_DISABLE_GC(BIF_NAME, ARITY) @@ -509,6 +511,7 @@ BIF_RETTYPE hipe_wrapper_ ## BIF_NAME ## _ ## ARITY (Process* c_p, \ #endif +#endif /* ERL_WANT_HIPE_BIF_WRAPPER__ */ #include "erl_bif_table.h" diff --git a/erts/emulator/beam/bif.tab b/erts/emulator/beam/bif.tab index e68b8e6274..aea3224342 100644 --- a/erts/emulator/beam/bif.tab +++ b/erts/emulator/beam/bif.tab @@ -578,7 +578,7 @@ bif io:printable_range/0 bif os:unsetenv/1 # -# New in R17A +# New in 17.0 # bif re:inspect/2 @@ -600,10 +600,19 @@ bif maps:values/1 bif erts_internal:cmp_term/2 +bif ets:take/2 + # -# New in 17.1. +# New in 17.1 # + bif erlang:fun_info_mfa/1 + +# New in 18.0 +# + +bif erlang:get_keys/0 + # # Obsolete # diff --git a/erts/emulator/beam/binary.c b/erts/emulator/beam/binary.c index f50d484576..cc0b3b9b6c 100644 --- a/erts/emulator/beam/binary.c +++ b/erts/emulator/beam/binary.c @@ -26,7 +26,9 @@ #include "global.h" #include "erl_process.h" #include "error.h" +#define ERL_WANT_HIPE_BIF_WRAPPER__ #include "bif.h" +#undef ERL_WANT_HIPE_BIF_WRAPPER__ #include "big.h" #include "erl_binary.h" #include "erl_bits.h" @@ -83,8 +85,6 @@ new_binary(Process *p, byte *buf, Uint len) * Allocate the binary struct itself. */ bptr = erts_bin_nrml_alloc(len); - bptr->flags = 0; - bptr->orig_size = len; erts_refc_init(&bptr->refc, 1); if (buf != NULL) { sys_memcpy(bptr->orig_bytes, buf, len); @@ -122,8 +122,6 @@ Eterm erts_new_mso_binary(Process *p, byte *buf, int len) * Allocate the binary struct itself. */ bptr = erts_bin_nrml_alloc(len); - bptr->flags = 0; - bptr->orig_size = len; erts_refc_init(&bptr->refc, 1); if (buf != NULL) { sys_memcpy(bptr->orig_bytes, buf, len); @@ -177,7 +175,6 @@ erts_realloc_binary(Eterm bin, size_t size) } else { /* REFC */ ProcBin* pb = (ProcBin *) bval; Binary* newbin = erts_bin_realloc(pb->val, size); - newbin->orig_size = size; pb->val = newbin; pb->size = size; pb->bytes = (byte*) newbin->orig_bytes; diff --git a/erts/emulator/beam/break.c b/erts/emulator/beam/break.c index 08265b590d..41765dad12 100644 --- a/erts/emulator/beam/break.c +++ b/erts/emulator/beam/break.c @@ -210,25 +210,12 @@ print_process_info(int to, void *to_arg, Process *p) erts_print(to, to_arg, "State: "); state = erts_smp_atomic32_read_acqb(&p->state); - if (state & ERTS_PSFLG_FREE) - erts_print(to, to_arg, "Non Existing\n"); /* Should never happen */ - else if (state & ERTS_PSFLG_EXITING) - erts_print(to, to_arg, "Exiting\n"); - else if (state & ERTS_PSFLG_GC) { - garbing = 1; - running = 1; - erts_print(to, to_arg, "Garbing\n"); - } - else if (state & ERTS_PSFLG_SUSPENDED) - erts_print(to, to_arg, "Suspended\n"); - else if (state & ERTS_PSFLG_RUNNING) { - running = 1; - erts_print(to, to_arg, "Running\n"); - } - else if (state & ERTS_PSFLG_ACTIVE) - erts_print(to, to_arg, "Scheduled\n"); - else - erts_print(to, to_arg, "Waiting\n"); + erts_dump_process_state(to, to_arg, state); + if (state & ERTS_PSFLG_GC) { + garbing = 1; + running = 1; + } else if (state & ERTS_PSFLG_RUNNING) + running = 1; /* * If the process is registered as a global process, display the @@ -352,6 +339,10 @@ print_process_info(int to, void *to_arg, Process *p) #endif erts_stack_dump(to, to_arg, p); } + + /* Display all states */ + erts_print(to, to_arg, "Internal State: "); + erts_dump_extended_process_state(to, to_arg, state); } static void @@ -671,6 +662,7 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args) { #ifdef ERTS_SMP ErtsThrPrgrData tpd_buf; /* in case we aren't a managed thread... */ + int bc; #endif int fd; size_t envsz; @@ -681,27 +673,39 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args) char* dumpname; int secs; int env_erl_crash_dump_seconds_set = 1; + int i; if (ERTS_SOMEONE_IS_CRASH_DUMPING) return; #ifdef ERTS_SMP + /* Order all managed threads to block, this has to be done + first to guarantee that this is the only thread to generate + crash dump. */ + bc = erts_thr_progress_fatal_error_block(&tpd_buf); + +#ifdef ERTS_THR_HAVE_SIG_FUNCS /* - * Wait for all managed threads to block. If all threads haven't blocked - * after a minute, we go anyway and hope for the best... - * - * We do not release system again. We expect an exit() or abort() after - * dump has been written. + * We suspend all scheduler threads so that we can dump some + * data about the currently running processes and scheduler data. + * We have to be very very careful when doing this as the schedulers + * could be anywhere. */ - erts_thr_progress_fatal_error_block(60000, &tpd_buf); - /* Either worked or not... */ + for (i = 0; i < erts_no_schedulers; i++) { + erts_tid_t tid = ERTS_SCHEDULER_IX(i)->tid; + if (!erts_equal_tids(tid,erts_thr_self())) + sys_thr_suspend(tid); + } + +#endif /* Allow us to pass certain places without locking... */ erts_smp_atomic32_set_mb(&erts_writing_erl_crash_dump, 1); erts_smp_tsd_set(erts_is_crash_dumping_key, (void *) 1); -#else + +#else /* !ERTS_SMP */ erts_writing_erl_crash_dump = 1; -#endif +#endif /* ERTS_SMP */ envsz = sizeof(env); /* ERL_CRASH_DUMP_SECONDS not set @@ -754,11 +758,12 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args) dumpname = "erl_crash.dump"; else dumpname = &dumpnamebuf[0]; + + erts_fprintf(stderr,"\nCrash dump is being written to: %s...", dumpname); fd = open(dumpname,O_WRONLY | O_CREAT | O_TRUNC,0640); - if (fd < 0) + if (fd < 0) return; /* Can't create the crash dump, skip it */ - time(&now); erts_fdprintf(fd, "=erl_crash_dump:0.3\n%s", ctime(&now)); @@ -772,9 +777,74 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args) erts_fdprintf(fd, "System version: "); erts_print_system_version(fd, NULL, NULL); erts_fdprintf(fd, "%s\n", "Compiled: " ERLANG_COMPILE_DATE); + erts_fdprintf(fd, "Taints: "); erts_print_nif_taints(fd, NULL); erts_fdprintf(fd, "Atoms: %d\n", atom_table_size()); + +#ifdef USE_THREADS + /* We want to note which thread it was that called erl_exit */ + if (erts_get_scheduler_data()) { + erts_fdprintf(fd, "Calling Thread: scheduler:%d\n", + erts_get_scheduler_data()->no); + } else { + if (!erts_thr_getname(erts_thr_self(), dumpnamebuf, MAXPATHLEN)) + erts_fdprintf(fd, "Calling Thread: %s\n", dumpnamebuf); + else + erts_fdprintf(fd, "Calling Thread: %p\n", erts_thr_self()); + } +#else + erts_fdprintf(fd, "Calling Thread: scheduler:1\n"); +#endif + +#if defined(ERTS_HAVE_TRY_CATCH) + + /* + * erts_print_scheduler_info is not guaranteed to be safe to call + * here for all schedulers as we may have suspended a scheduler + * in the middle of updating the STACK_TOP and STACK_START + * variables and thus when scanning the stack we could get + * segmentation faults. We protect against this very unlikely + * scenario by using the ERTS_SYS_TRY_CATCH. + */ + for (i = 0; i < erts_no_schedulers; i++) { + ERTS_SYS_TRY_CATCH( + erts_print_scheduler_info(fd, NULL, ERTS_SCHEDULER_IX(i)), + erts_fdprintf(fd, "** crashed **\n")); + } +#endif + +#ifdef ERTS_SMP + +#if defined(ERTS_THR_HAVE_SIG_FUNCS) + + /* We resume all schedulers so that we are in a known safe state + when we write the rest of the crash dump */ + for (i = 0; i < erts_no_schedulers; i++) { + erts_tid_t tid = ERTS_SCHEDULER_IX(i)->tid; + if (!erts_equal_tids(tid,erts_thr_self())) + sys_thr_resume(tid); + } +#endif + + /* + * Wait for all managed threads to block. If all threads haven't blocked + * after a minute, we go anyway and hope for the best... + * + * We do not release system again. We expect an exit() or abort() after + * dump has been written. + */ + erts_thr_progress_fatal_error_wait(60000); + /* Either worked or not... */ +#endif + +#ifndef ERTS_HAVE_TRY_CATCH + /* This is safe to call here, as all schedulers are blocked */ + for (i = 0; i < erts_no_schedulers; i++) { + erts_print_scheduler_info(fd, NULL, ERTS_SCHEDULER_IX(i)); + } +#endif + info(fd, NULL); /* General system info */ if (erts_ptab_initialized(&erts_proc)) process_info(fd, NULL); /* Info about each process and port */ @@ -804,7 +874,7 @@ erl_crash_dump_v(char *file, int line, char* fmt, va_list args) erts_fdprintf(fd, "=end\n"); close(fd); - erts_fprintf(stderr,"\nCrash dump was written to: %s\n", dumpname); + erts_fprintf(stderr,"done\n"); } void diff --git a/erts/emulator/beam/copy.c b/erts/emulator/beam/copy.c index 50548850eb..0010f6a440 100644 --- a/erts/emulator/beam/copy.c +++ b/erts/emulator/beam/copy.c @@ -21,6 +21,8 @@ # include "config.h" #endif +#define ERL_WANT_GC_INTERNALS__ + #include "sys.h" #include "erl_vm.h" #include "global.h" diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c index ec07ddcd9c..bfecac1612 100644 --- a/erts/emulator/beam/dist.c +++ b/erts/emulator/beam/dist.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1996-2013. All Rights Reserved. + * Copyright Ericsson AB 1996-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -119,7 +119,7 @@ Export* dmonitor_p_trap = NULL; /* forward declarations */ static void clear_dist_entry(DistEntry*); -static int dsig_send(ErtsDSigData *, Eterm, Eterm, int); +static int dsig_send_ctl(ErtsDSigData* dsdp, Eterm ctl, int force_busy); static void send_nodes_mon_msgs(Process *, Eterm, Eterm, Eterm, Eterm); static void init_nodes_monitors(void); @@ -622,9 +622,7 @@ alloc_dist_obuf(Uint size) ErtsDistOutputBuf *obuf; Uint obuf_size = sizeof(ErtsDistOutputBuf)+sizeof(byte)*(size-1); Binary *bin = erts_bin_drv_alloc(obuf_size); - bin->flags = BIN_FLAG_DRV; erts_refc_init(&bin->refc, 1); - bin->orig_size = (SWord) obuf_size; obuf = (ErtsDistOutputBuf *) &bin->orig_bytes[0]; #ifdef DEBUG obuf->dbg_pattern = ERTS_DIST_OUTPUT_BUF_DBG_PATTERN; @@ -709,6 +707,55 @@ static void clear_dist_entry(DistEntry *dep) } } +void erts_dsend_context_dtor(Binary* ctx_bin) +{ + ErtsSendContext* ctx = ERTS_MAGIC_BIN_DATA(ctx_bin); + switch (ctx->dss.phase) { + case ERTS_DSIG_SEND_PHASE_MSG_SIZE: + DESTROY_SAVED_ESTACK(&ctx->dss.u.sc.estack); + break; + case ERTS_DSIG_SEND_PHASE_MSG_ENCODE: + DESTROY_SAVED_WSTACK(&ctx->dss.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->dep_to_deref) + erts_deref_dist_entry(ctx->dep_to_deref); +} + +Eterm erts_dsend_export_trap_context(Process* p, ErtsSendContext* ctx) +{ + struct exported_ctx { + ErtsSendContext ctx; + ErtsAtomCacheMap acm; + }; + Binary* ctx_bin = erts_create_magic_binary(sizeof(struct exported_ctx), + erts_dsend_context_dtor); + struct exported_ctx* dst = ERTS_MAGIC_BIN_DATA(ctx_bin); + Uint ctl_size = !HALFWORD_HEAP ? 0 : (arityval(ctx->ctl_heap[0]) + 1); + Eterm* hp = HAlloc(p, ctl_size + PROC_BIN_SIZE); + + sys_memcpy(&dst->ctx, ctx, sizeof(ErtsSendContext)); + ASSERT(ctx->dss.ctl == make_tuple(ctx->ctl_heap)); +#if !HALFWORD_HEAP + dst->ctx.dss.ctl = make_tuple(dst->ctx.ctl_heap); +#else + /* Must put control tuple in low mem */ + sys_memcpy(hp, ctx->ctl_heap, ctl_size*sizeof(Eterm)); + dst->ctx.dss.ctl = make_tuple(hp); + hp += ctl_size; +#endif + if (ctx->dss.acmp) { + sys_memcpy(&dst->acm, ctx->dss.acmp, sizeof(ErtsAtomCacheMap)); + dst->ctx.dss.acmp = &dst->acm; + } + return erts_mk_magic_binary_term(&hp, &MSO(p), ctx_bin); +} + + /* * The erts_dsig_send_*() functions implemented below, sends asynchronous * distributed signals to other Erlang nodes. Before sending a distributed @@ -731,7 +778,7 @@ erts_dsig_send_link(ErtsDSigData *dsdp, Eterm local, Eterm remote) int res; UseTmpHeapNoproc(4); - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 0); + res = dsig_send_ctl(dsdp, ctl, 0); UnUseTmpHeapNoproc(4); return res; } @@ -744,7 +791,7 @@ erts_dsig_send_unlink(ErtsDSigData *dsdp, Eterm local, Eterm remote) int res; UseTmpHeapNoproc(4); - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 0); + res = dsig_send_ctl(dsdp, ctl, 0); UnUseTmpHeapNoproc(4); return res; } @@ -772,7 +819,7 @@ erts_dsig_send_m_exit(ErtsDSigData *dsdp, Eterm watcher, Eterm watched, erts_smp_de_links_unlock(dsdp->dep); #endif - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 1); + res = dsig_send_ctl(dsdp, ctl, 1); UnUseTmpHeapNoproc(6); return res; } @@ -793,7 +840,7 @@ erts_dsig_send_monitor(ErtsDSigData *dsdp, Eterm watcher, Eterm watched, make_small(DOP_MONITOR_P), watcher, watched, ref); - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 0); + res = dsig_send_ctl(dsdp, ctl, 0); UnUseTmpHeapNoproc(5); return res; } @@ -815,18 +862,17 @@ erts_dsig_send_demonitor(ErtsDSigData *dsdp, Eterm watcher, make_small(DOP_DEMONITOR_P), watcher, watched, ref); - res = dsig_send(dsdp, ctl, THE_NON_VALUE, force); + res = dsig_send_ctl(dsdp, ctl, force); UnUseTmpHeapNoproc(5); return res; } int -erts_dsig_send_msg(ErtsDSigData *dsdp, Eterm remote, Eterm message) +erts_dsig_send_msg(Eterm remote, Eterm message, ErtsSendContext* ctx) { Eterm ctl; - DeclareTmpHeapNoproc(ctl_heap,5); Eterm token = NIL; - Process *sender = dsdp->proc; + Process *sender = ctx->dsd.proc; int res; #ifdef USE_VM_PROBES Sint tok_label = 0; @@ -838,8 +884,7 @@ erts_dsig_send_msg(ErtsDSigData *dsdp, Eterm remote, Eterm message) DTRACE_CHARBUF(receiver_name, 64); #endif - UseTmpHeapNoproc(5); - if (SEQ_TRACE_TOKEN(sender) != NIL + if (SEQ_TRACE_TOKEN(sender) != NIL #ifdef USE_VM_PROBES && SEQ_TRACE_TOKEN(sender) != am_have_dt_utag #endif @@ -852,7 +897,7 @@ erts_dsig_send_msg(ErtsDSigData *dsdp, Eterm remote, 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", dsdp->dep->sysname); + "%T", ctx->dsd.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)), @@ -867,26 +912,28 @@ erts_dsig_send_msg(ErtsDSigData *dsdp, Eterm remote, Eterm message) #endif if (token != NIL) - ctl = TUPLE4(&ctl_heap[0], + ctl = TUPLE4(&ctx->ctl_heap[0], make_small(DOP_SEND_TT), am_Cookie, remote, token); else - ctl = TUPLE3(&ctl_heap[0], make_small(DOP_SEND), am_Cookie, remote); + ctl = TUPLE3(&ctx->ctl_heap[0], make_small(DOP_SEND), am_Cookie, remote); DTRACE6(message_send, sender_name, receiver_name, msize, tok_label, tok_lastcnt, tok_serial); DTRACE7(message_send_remote, sender_name, node_name, receiver_name, msize, tok_label, tok_lastcnt, tok_serial); - res = dsig_send(dsdp, ctl, message, 0); - UnUseTmpHeapNoproc(5); + ctx->dss.ctl = ctl; + ctx->dss.msg = message; + ctx->dss.force_busy = 0; + res = erts_dsig_send(&ctx->dsd, &ctx->dss); return res; } int -erts_dsig_send_reg_msg(ErtsDSigData *dsdp, Eterm remote_name, Eterm message) +erts_dsig_send_reg_msg(Eterm remote_name, Eterm message, + ErtsSendContext* ctx) { Eterm ctl; - DeclareTmpHeapNoproc(ctl_heap,6); Eterm token = NIL; - Process *sender = dsdp->proc; + Process *sender = ctx->dsd.proc; int res; #ifdef USE_VM_PROBES Sint tok_label = 0; @@ -898,7 +945,6 @@ erts_dsig_send_reg_msg(ErtsDSigData *dsdp, Eterm remote_name, Eterm message) DTRACE_CHARBUF(receiver_name, 128); #endif - UseTmpHeapNoproc(6); if (SEQ_TRACE_TOKEN(sender) != NIL #ifdef USE_VM_PROBES && SEQ_TRACE_TOKEN(sender) != am_have_dt_utag @@ -912,7 +958,7 @@ erts_dsig_send_reg_msg(ErtsDSigData *dsdp, 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", dsdp->dep->sysname); + "%T", ctx->dsd.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)), @@ -927,17 +973,19 @@ erts_dsig_send_reg_msg(ErtsDSigData *dsdp, Eterm remote_name, Eterm message) #endif if (token != NIL) - ctl = TUPLE5(&ctl_heap[0], make_small(DOP_REG_SEND_TT), + ctl = TUPLE5(&ctx->ctl_heap[0], make_small(DOP_REG_SEND_TT), sender->common.id, am_Cookie, remote_name, token); else - ctl = TUPLE4(&ctl_heap[0], make_small(DOP_REG_SEND), + ctl = TUPLE4(&ctx->ctl_heap[0], make_small(DOP_REG_SEND), sender->common.id, am_Cookie, remote_name); DTRACE6(message_send, sender_name, receiver_name, msize, tok_label, tok_lastcnt, tok_serial); DTRACE7(message_send_remote, sender_name, node_name, receiver_name, msize, tok_label, tok_lastcnt, tok_serial); - res = dsig_send(dsdp, ctl, message, 0); - UnUseTmpHeapNoproc(6); + ctx->dss.ctl = ctl; + ctx->dss.msg = message; + ctx->dss.force_busy = 0; + res = erts_dsig_send(&ctx->dsd, &ctx->dss); return res; } @@ -994,7 +1042,7 @@ erts_dsig_send_exit_tt(ErtsDSigData *dsdp, Eterm local, Eterm remote, 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(dsdp, ctl, THE_NON_VALUE, 1); + res = dsig_send_ctl(dsdp, ctl, 1); UnUseTmpHeapNoproc(6); return res; } @@ -1010,7 +1058,7 @@ erts_dsig_send_exit(ErtsDSigData *dsdp, Eterm local, Eterm remote, Eterm reason) ctl = TUPLE4(&ctl_heap[0], make_small(DOP_EXIT), local, remote, reason); /* forced, i.e ignore busy */ - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 1); + res = dsig_send_ctl(dsdp, ctl, 1); UnUseTmpHeapNoproc(5); return res; } @@ -1026,7 +1074,7 @@ erts_dsig_send_exit2(ErtsDSigData *dsdp, Eterm local, Eterm remote, Eterm reason ctl = TUPLE4(&ctl_heap[0], make_small(DOP_EXIT2), local, remote, reason); - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 0); + res = dsig_send_ctl(dsdp, ctl, 0); UnUseTmpHeapNoproc(5); return res; } @@ -1043,7 +1091,7 @@ erts_dsig_send_group_leader(ErtsDSigData *dsdp, Eterm leader, Eterm remote) ctl = TUPLE3(&ctl_heap[0], make_small(DOP_GROUP_LEADER), leader, remote); - res = dsig_send(dsdp, ctl, THE_NON_VALUE, 0); + res = dsig_send_ctl(dsdp, ctl, 0); UnUseTmpHeapNoproc(4); return res; } @@ -1693,194 +1741,235 @@ int erts_net_message(Port *prt, return -1; } -static int -dsig_send(ErtsDSigData *dsdp, Eterm ctl, Eterm msg, int force_busy) +static int dsig_send_ctl(ErtsDSigData* dsdp, Eterm ctl, int force_busy) { + 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); + ASSERT(ret != ERTS_DSIG_SEND_CONTINUE); + return ret; +} + +int +erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) +{ + int retval; + Sint initial_reds = ctx->reds; Eterm cid; - int suspended = 0; - int resume = 0; - Uint32 pass_through_size; - Uint data_size, dhdr_ext_size; - ErtsAtomCacheMap *acmp; - ErtsDistOutputBuf *obuf; - DistEntry *dep = dsdp->dep; - Uint32 flags = dep->flags; - Process *c_p = dsdp->proc; - if (!c_p || dsdp->no_suspend) - force_busy = 1; + while (1) { + switch (ctx->phase) { + case ERTS_DSIG_SEND_PHASE_INIT: + ctx->flags = dsdp->dep->flags; + ctx->c_p = dsdp->proc; - ERTS_SMP_LC_ASSERT(!c_p - || (ERTS_PROC_LOCK_MAIN - == erts_proc_lc_my_proc_locks(c_p))); + if (!ctx->c_p || dsdp->no_suspend) + ctx->force_busy = 1; - if (!erts_is_alive) - return ERTS_DSIG_SEND_OK; + ERTS_SMP_LC_ASSERT(!ctx->c_p + || (ERTS_PROC_LOCK_MAIN + == erts_proc_lc_my_proc_locks(ctx->c_p))); - if (flags & DFLAG_DIST_HDR_ATOM_CACHE) { - acmp = erts_get_atom_cache_map(c_p); - pass_through_size = 0; - } - else { - acmp = NULL; - pass_through_size = 1; - } + if (!erts_is_alive) + return ERTS_DSIG_SEND_OK; -#ifdef ERTS_DIST_MSG_DBG - erts_fprintf(stderr, ">>%s CTL: %T\n", pass_through_size ? "P" : " ", ctl); - if (is_value(msg)) - erts_fprintf(stderr, " MSG: %T\n", msg); -#endif + if (ctx->flags & DFLAG_DIST_HDR_ATOM_CACHE) { + ctx->acmp = erts_get_atom_cache_map(ctx->c_p); + ctx->pass_through_size = 0; + } + else { + ctx->acmp = NULL; + ctx->pass_through_size = 1; + } - data_size = pass_through_size; - erts_reset_atom_cache_map(acmp); - data_size += erts_encode_dist_ext_size(ctl, flags, acmp); - if (is_value(msg)) - data_size += erts_encode_dist_ext_size(msg, flags, acmp); - erts_finalize_atom_cache_map(acmp, flags); + #ifdef ERTS_DIST_MSG_DBG + erts_fprintf(stderr, ">>%s CTL: %T\n", ctx->pass_through_size ? "P" : " ", ctx->ctl); + if (is_value(msg)) + erts_fprintf(stderr, " MSG: %T\n", msg); + #endif + + ctx->data_size = ctx->pass_through_size; + erts_reset_atom_cache_map(ctx->acmp); + erts_encode_dist_ext_size(ctx->ctl, ctx->flags, ctx->acmp, &ctx->data_size); + + if (is_value(ctx->msg)) { + ctx->u.sc.estack.start = NULL; + ctx->u.sc.flags = ctx->flags; + ctx->u.sc.level = 0; + ctx->phase = ERTS_DSIG_SEND_PHASE_MSG_SIZE; + } else { + ctx->phase = ERTS_DSIG_SEND_PHASE_ALLOC; + } + break; - dhdr_ext_size = erts_encode_ext_dist_header_size(acmp); - data_size += dhdr_ext_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; + } - obuf = alloc_dist_obuf(data_size); - obuf->ext_endp = &obuf->data[0] + pass_through_size + dhdr_ext_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; + + ctx->obuf = alloc_dist_obuf(ctx->data_size); + ctx->obuf->ext_endp = &ctx->obuf->data[0] + ctx->pass_through_size + 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); + /* Encode control message */ + erts_encode_dist_ext(ctx->ctl, &ctx->obuf->ext_endp, ctx->flags, ctx->acmp, NULL, NULL); + if (is_value(ctx->msg)) { + ctx->u.ec.flags = ctx->flags; + ctx->u.ec.level = 0; + ctx->u.ec.wstack.wstart = NULL; + ctx->phase = ERTS_DSIG_SEND_PHASE_MSG_ENCODE; + } else { + ctx->phase = ERTS_DSIG_SEND_PHASE_FIN; + } + break; - /* Encode internal version of dist header */ - obuf->extp = erts_encode_ext_dist_header_setup(obuf->ext_endp, acmp); - /* Encode control message */ - erts_encode_dist_ext(ctl, &obuf->ext_endp, flags, acmp); - if (is_value(msg)) { - /* Encode message */ - erts_encode_dist_ext(msg, &obuf->ext_endp, flags, acmp); - } + 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; + } - ASSERT(obuf->extp < obuf->ext_endp); - ASSERT(&obuf->data[0] <= obuf->extp - pass_through_size); - ASSERT(obuf->ext_endp <= &obuf->data[0] + data_size); + ctx->phase = ERTS_DSIG_SEND_PHASE_FIN; + case ERTS_DSIG_SEND_PHASE_FIN: { + DistEntry *dep = dsdp->dep; + int suspended = 0; + int resume = 0; - data_size = obuf->ext_endp - obuf->extp; + ASSERT(ctx->obuf->extp < ctx->obuf->ext_endp); + ASSERT(&ctx->obuf->data[0] <= ctx->obuf->extp - ctx->pass_through_size); + ASSERT(ctx->obuf->ext_endp <= &ctx->obuf->data[0] + ctx->data_size); - /* - * Signal encoded; now verify that the connection still exists, - * and if so enqueue the signal and schedule it for send. - */ - obuf->next = NULL; - erts_smp_de_rlock(dep); - cid = dep->cid; - if (cid != dsdp->cid - || dep->connection_id != dsdp->connection_id - || dep->status & ERTS_DE_SFLG_EXITING) { - /* Not the same connection as when we started; drop message... */ - erts_smp_de_runlock(dep); - free_dist_obuf(obuf); - } - else { - ErtsProcList *plp = NULL; - erts_smp_mtx_lock(&dep->qlock); - dep->qsize += size_obuf(obuf); - if (dep->qsize >= erts_dist_buf_busy_limit) - dep->qflgs |= ERTS_DE_QFLG_BUSY; - if (!force_busy && (dep->qflgs & ERTS_DE_QFLG_BUSY)) { - erts_smp_mtx_unlock(&dep->qlock); + ctx->data_size = ctx->obuf->ext_endp - ctx->obuf->extp; - plp = erts_proclist_create(c_p); - erts_suspend(c_p, ERTS_PROC_LOCK_MAIN, NULL); - suspended = 1; - erts_smp_mtx_lock(&dep->qlock); - } + /* + * Signal encoded; now verify that the connection still exists, + * and if so enqueue the signal and schedule it for send. + */ + ctx->obuf->next = NULL; + erts_smp_de_rlock(dep); + cid = dep->cid; + if (cid != dsdp->cid + || dep->connection_id != dsdp->connection_id + || dep->status & ERTS_DE_SFLG_EXITING) { + /* Not the same connection as when we started; drop message... */ + erts_smp_de_runlock(dep); + free_dist_obuf(ctx->obuf); + } + else { + ErtsProcList *plp = NULL; + erts_smp_mtx_lock(&dep->qlock); + dep->qsize += size_obuf(ctx->obuf); + if (dep->qsize >= erts_dist_buf_busy_limit) + dep->qflgs |= ERTS_DE_QFLG_BUSY; + if (!ctx->force_busy && (dep->qflgs & ERTS_DE_QFLG_BUSY)) { + erts_smp_mtx_unlock(&dep->qlock); + + plp = erts_proclist_create(ctx->c_p); + erts_suspend(ctx->c_p, ERTS_PROC_LOCK_MAIN, NULL); + suspended = 1; + erts_smp_mtx_lock(&dep->qlock); + } - /* Enqueue obuf on dist entry */ - if (dep->out_queue.last) - dep->out_queue.last->next = obuf; - else - dep->out_queue.first = obuf; - dep->out_queue.last = obuf; + /* 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 (!ctx->force_busy) { + if (!(dep->qflgs & ERTS_DE_QFLG_BUSY)) { + if (suspended) + resume = 1; /* was busy when we started, but isn't now */ + #ifdef USE_VM_PROBES + if (resume && DTRACE_ENABLED(dist_port_not_busy)) { + DTRACE_CHARBUF(port_str, 64); + DTRACE_CHARBUF(remote_str, 64); + + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), + "%T", cid); + erts_snprintf(remote_str, sizeof(DTRACE_CHARBUF_NAME(remote_str)), + "%T", dep->sysname); + DTRACE3(dist_port_not_busy, erts_this_node_sysname, + port_str, remote_str); + } + #endif + } + else { + /* Enqueue suspended process on dist entry */ + ASSERT(plp); + erts_proclist_store_last(&dep->suspended, plp); + } + } - if (!force_busy) { - if (!(dep->qflgs & ERTS_DE_QFLG_BUSY)) { - if (suspended) - resume = 1; /* was busy when we started, but isn't now */ -#ifdef USE_VM_PROBES - if (resume && DTRACE_ENABLED(dist_port_not_busy)) { - DTRACE_CHARBUF(port_str, 64); - DTRACE_CHARBUF(remote_str, 64); - - erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), - "%T", cid); - erts_snprintf(remote_str, sizeof(DTRACE_CHARBUF_NAME(remote_str)), - "%T", dep->sysname); - DTRACE3(dist_port_not_busy, erts_this_node_sysname, - port_str, remote_str); - } -#endif + erts_smp_mtx_unlock(&dep->qlock); + erts_schedule_dist_command(NULL, dep); + erts_smp_de_runlock(dep); + + if (resume) { + erts_resume(ctx->c_p, ERTS_PROC_LOCK_MAIN); + erts_proclist_destroy(plp); + /* + * Note that the calling process still have to yield as if it + * suspended. If not, the calling process could later be + * erroneously scheduled when it shouldn't be. + */ + } } - else { - /* Enqueue suspended process on dist entry */ - ASSERT(plp); - erts_proclist_store_last(&dep->suspended, plp); + ctx->obuf = NULL; + + if (suspended) { + #ifdef USE_VM_PROBES + if (!resume && DTRACE_ENABLED(dist_port_busy)) { + DTRACE_CHARBUF(port_str, 64); + DTRACE_CHARBUF(remote_str, 64); + DTRACE_CHARBUF(pid_str, 16); + + erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), "%T", cid); + erts_snprintf(remote_str, sizeof(DTRACE_CHARBUF_NAME(remote_str)), + "%T", dep->sysname); + erts_snprintf(pid_str, sizeof(DTRACE_CHARBUF_NAME(pid_str)), + "%T", ctx->c_p->common.id); + DTRACE4(dist_port_busy, erts_this_node_sysname, + port_str, remote_str, pid_str); + } + #endif + if (!resume && erts_system_monitor_flags.busy_dist_port) + monitor_generic(ctx->c_p, am_busy_dist_port, cid); + retval = ERTS_DSIG_SEND_YIELD; + } else { + retval = ERTS_DSIG_SEND_OK; } + goto done; } - - erts_smp_mtx_unlock(&dep->qlock); - erts_schedule_dist_command(NULL, dep); - erts_smp_de_runlock(dep); - - if (resume) { - erts_resume(c_p, ERTS_PROC_LOCK_MAIN); - erts_proclist_destroy(plp); - /* - * Note that the calling process still have to yield as if it - * suspended. If not, the calling process could later be - * erroneously scheduled when it shouldn't be. - */ + default: + erl_exit(ERTS_ABORT_EXIT, "dsig_send invalid phase (%d)\n", (int)ctx->phase); } } - if (c_p) { - int reds; - /* - * Bump reductions on calling process. - * - * This is the reduction cost: Always a base cost of 8 reductions - * plus 16 reductions per kilobyte generated external data. - */ - - data_size >>= (10-4); -#if defined(ARCH_64) && !HALFWORD_HEAP - data_size &= 0x003fffffffffffff; -#elif defined(ARCH_32) || HALFWORD_HEAP - data_size &= 0x003fffff; -#else -# error "Ohh come on ... !?!" -#endif - reds = 8 + ((int) data_size > 1000000 ? 1000000 : (int) data_size); - BUMP_REDS(c_p, reds); - } - - if (suspended) { -#ifdef USE_VM_PROBES - if (!resume && DTRACE_ENABLED(dist_port_busy)) { - DTRACE_CHARBUF(port_str, 64); - DTRACE_CHARBUF(remote_str, 64); - DTRACE_CHARBUF(pid_str, 16); - - erts_snprintf(port_str, sizeof(DTRACE_CHARBUF_NAME(port_str)), "%T", cid); - erts_snprintf(remote_str, sizeof(DTRACE_CHARBUF_NAME(remote_str)), - "%T", dep->sysname); - erts_snprintf(pid_str, sizeof(DTRACE_CHARBUF_NAME(pid_str)), - "%T", c_p->common.id); - DTRACE4(dist_port_busy, erts_this_node_sysname, - port_str, remote_str, pid_str); - } -#endif - if (!resume && erts_system_monitor_flags.busy_dist_port) - monitor_generic(c_p, am_busy_dist_port, cid); - return ERTS_DSIG_SEND_YIELD; +done: + if (ctx->msg && ctx->c_p) { + BUMP_REDS(ctx->c_p, (initial_reds - ctx->reds) / TERM_TO_BINARY_LOOP_FACTOR); } - return ERTS_DSIG_SEND_OK; + return retval; } - static Uint dist_port_command(Port *prt, ErtsDistOutputBuf *obuf) { diff --git a/erts/emulator/beam/dist.h b/erts/emulator/beam/dist.h index f32b999198..2a2ba0c83f 100644 --- a/erts/emulator/beam/dist.h +++ b/erts/emulator/beam/dist.h @@ -22,6 +22,7 @@ #include "erl_process.h" #include "erl_node_tables.h" +#include "zlib.h" #define DFLAG_PUBLISHED 0x01 #define DFLAG_ATOM_CACHE 0x02 @@ -264,17 +265,105 @@ erts_destroy_dist_link(ErtsDistLinkData *dldp) #endif + + +/* Define for testing */ +/* #define EXTREME_TTB_TRAPPING 1 */ + +#ifndef EXTREME_TTB_TRAPPING +#define TERM_TO_BINARY_LOOP_FACTOR 32 +#else +#define TERM_TO_BINARY_LOOP_FACTOR 1 +#endif + +typedef enum { TTBSize, TTBEncode, TTBCompress } TTBState; +typedef struct TTBSizeContext_ { + Uint flags; + int level; + Uint result; + Eterm obj; + ErtsEStack estack; +} TTBSizeContext; + +typedef struct TTBEncodeContext_ { + Uint flags; + int level; + byte* ep; + Eterm obj; + ErtsWStack wstack; + Binary *result_bin; +} TTBEncodeContext; + +typedef struct { + Uint real_size; + Uint dest_len; + byte *dbytes; + Binary *result_bin; + Binary *destination_bin; + z_stream stream; +} TTBCompressContext; + +typedef struct { + int alive; + TTBState state; + union { + TTBSizeContext sc; + TTBEncodeContext ec; + TTBCompressContext cc; + } s; +} TTBContext; + +enum erts_dsig_send_phase { + ERTS_DSIG_SEND_PHASE_INIT, + ERTS_DSIG_SEND_PHASE_MSG_SIZE, + ERTS_DSIG_SEND_PHASE_ALLOC, + ERTS_DSIG_SEND_PHASE_MSG_ENCODE, + ERTS_DSIG_SEND_PHASE_FIN +}; + +struct erts_dsig_send_context { + enum erts_dsig_send_phase phase; + Sint reds; + + Eterm ctl; + Eterm msg; + int force_busy; + Uint32 pass_through_size; + Uint data_size, dhdr_ext_size; + ErtsAtomCacheMap *acmp; + ErtsDistOutputBuf *obuf; + Uint32 flags; + Process *c_p; + union { + TTBSizeContext sc; + TTBEncodeContext ec; + }u; +}; + +typedef struct { + int suspend; + + Eterm ctl_heap[6]; + ErtsDSigData dsd; + DistEntry* dep_to_deref; + struct erts_dsig_send_context dss; + + Eterm return_term; +}ErtsSendContext; + + /* * erts_dsig_send_* return values. */ #define ERTS_DSIG_SEND_OK 0 #define ERTS_DSIG_SEND_YIELD 1 +#define ERTS_DSIG_SEND_CONTINUE 2 extern int erts_dsig_send_link(ErtsDSigData *, Eterm, Eterm); -extern int erts_dsig_send_msg(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(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); @@ -282,6 +371,10 @@ 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 void erts_dsend_context_dtor(Binary*); +extern Eterm erts_dsend_export_trap_context(Process* p, ErtsSendContext* ctx); + extern int erts_dist_command(Port *prt, int reds); extern void erts_dist_port_not_busy(Port *prt); extern void erts_kill_dist_connection(DistEntry *dep, Uint32); diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c index 90cd227fae..f2bceff4eb 100644 --- a/erts/emulator/beam/erl_alloc.c +++ b/erts/emulator/beam/erl_alloc.c @@ -3939,7 +3939,7 @@ static Uint install_debug_functions(void) { int i; - ASSERT(sizeof(erts_allctrs) == sizeof(real_allctrs)); + ERTS_CT_ASSERT(sizeof(erts_allctrs) == sizeof(real_allctrs)); sys_memcpy((void *)real_allctrs,(void *)erts_allctrs,sizeof(erts_allctrs)); diff --git a/erts/emulator/beam/erl_alloc.types b/erts/emulator/beam/erl_alloc.types index 21434eb117..61def65235 100644 --- a/erts/emulator/beam/erl_alloc.types +++ b/erts/emulator/beam/erl_alloc.types @@ -415,6 +415,8 @@ type CS_PROG_PATH LONG_LIVED SYSTEM cs_prog_path type ENVIRONMENT TEMPORARY SYSTEM environment type PUTENV_STR SYSTEM SYSTEM putenv_string type PRT_REP_EXIT STANDARD SYSTEM port_report_exit +type SYS_BLOCKING STANDARD SYSTEM sys_blocking +type SYS_WRITE_BUF TEMPORARY SYSTEM sys_write_buf +endif diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c index e3172dc4fb..2f277690e4 100644 --- a/erts/emulator/beam/erl_alloc_util.c +++ b/erts/emulator/beam/erl_alloc_util.c @@ -1442,7 +1442,7 @@ get_pref_allctr(void *extra) pref_ix = ERTS_ALC_GET_THR_IX(); - ASSERT(sizeof(UWord) == sizeof(Allctr_t *)); + ERTS_CT_ASSERT(sizeof(UWord) == sizeof(Allctr_t *)); ASSERT(0 <= pref_ix && pref_ix < tspec->size); return tspec->allctr[pref_ix]; @@ -1861,7 +1861,7 @@ handle_delayed_dealloc(Allctr_t *allctr, * if this carrier is pulled from dc_list by cpool_fetch() */ ERTS_ALC_CPOOL_ASSERT(FBLK_TO_MBC(blk) != crr); - ERTS_ALC_CPOOL_ASSERT(sizeof(ErtsAllctrDDBlock_t) == sizeof(void*)); + ERTS_CT_ASSERT(sizeof(ErtsAllctrDDBlock_t) == sizeof(void*)); #ifdef MBC_ABLK_OFFSET_BITS blk->u.carrier = crr; #else @@ -5942,7 +5942,7 @@ erts_alcu_init(AlcUInit_t *init) erts_atomic_init_nob(&sentinel->prev, (erts_aint_t) sentinel); } #endif - ASSERT(SBC_BLK_SZ_MASK == MBC_FBLK_SZ_MASK); /* see BLK_SZ */ + ERTS_CT_ASSERT(SBC_BLK_SZ_MASK == MBC_FBLK_SZ_MASK); /* see BLK_SZ */ #if HAVE_ERTS_MSEG ASSERT(erts_mseg_unit_size() == ERTS_SACRR_UNIT_SZ); max_mseg_carriers = init->mmc; diff --git a/erts/emulator/beam/erl_async.c b/erts/emulator/beam/erl_async.c index decae6b2ca..bc06d41720 100644 --- a/erts/emulator/beam/erl_async.c +++ b/erts/emulator/beam/erl_async.c @@ -176,7 +176,7 @@ erts_init_async(void) ErtsThrQInit_t qinit = ERTS_THR_Q_INIT_DEFAULT; #endif erts_thr_opts_t thr_opts = ERTS_THR_OPTS_DEFAULT_INITER; - char *ptr; + char *ptr, thr_name[16]; size_t tot_size = 0; int i; @@ -227,23 +227,16 @@ erts_init_async(void) thr_opts.suggested_stack_size = erts_async_thread_suggested_stack_size; -#ifdef ETHR_HAVE_THREAD_NAMES - thr_opts.name = malloc(sizeof(char)*(strlen("async_XXXX")+1)); -#endif + thr_opts.name = thr_name; for (i = 0; i < erts_async_max_threads; i++) { ErtsAsyncQ *aq = async_q(i); -#ifdef ETHR_HAVE_THREAD_NAMES - sprintf(thr_opts.name, "async_%d", i+1); -#endif + erts_snprintf(thr_opts.name, 16, "async_%d", i+1); erts_thr_create(&aq->thr_id, async_main, (void*) aq, &thr_opts); } -#ifdef ETHR_HAVE_THREAD_NAMES - free(thr_opts.name); -#endif /* Wait for async threads to initialize... */ erts_mtx_lock(&async->init.data.mtx); diff --git a/erts/emulator/beam/erl_bif_binary.c b/erts/emulator/beam/erl_bif_binary.c index 3bf78adce7..bd0d7c71cc 100644 --- a/erts/emulator/beam/erl_bif_binary.c +++ b/erts/emulator/beam/erl_bif_binary.c @@ -32,7 +32,9 @@ #include "global.h" #include "erl_process.h" #include "error.h" +#define ERL_WANT_HIPE_BIF_WRAPPER__ #include "bif.h" +#undef ERL_WANT_HIPE_BIF_WRAPPER__ #include "big.h" #include "erl_binary.h" #include "erl_bits.h" @@ -2424,8 +2426,6 @@ static BIF_RETTYPE do_binary_copy(Process *p, Eterm bin, Eterm en) } cbs->result = erts_bin_nrml_alloc(target_size); /* Always offheap if trapping */ - cbs->result->flags = 0; - cbs->result->orig_size = target_size; erts_refc_init(&(cbs->result->refc), 1); t = (byte *) cbs->result->orig_bytes; /* No offset or anything */ pos = 0; diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index b90362d82c..d750e34be3 100644 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -116,6 +116,9 @@ static char erts_system_version[] = ("Erlang/OTP " ERLANG_OTP_RELEASE #ifdef ERTS_ENABLE_LOCK_COUNT " [lock-counting]" #endif +#ifdef ERTS_OPCODE_COUNTER_SUPPORT + " [instruction-counting]" +#endif #ifdef PURIFY " [purify-compiled]" #endif @@ -2301,7 +2304,7 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1) for (i = num_instructions-1; i >= 0; i--) { res = erts_bld_cons(hpp, hszp, erts_bld_tuple(hpp, hszp, 2, - erts_atom_put(opc[i].name, + erts_atom_put((byte *)opc[i].name, strlen(opc[i].name), ERTS_ATOM_ENC_LATIN1, 1), @@ -3897,6 +3900,13 @@ BIF_RETTYPE erts_debug_set_internal_state_2(BIF_ALIST_2) } } } + else if (ERTS_IS_ATOM_STR("broken_halt", BIF_ARG_1)) { + /* Ugly ugly code used by bif_SUITE:erlang_halt/1 */ +#if defined(ERTS_HAVE_TRY_CATCH) + erts_get_scheduler_data()->run_queue = NULL; +#endif + erl_exit(ERTS_DUMP_EXIT, "%T", BIF_ARG_2); + } } BIF_ERROR(BIF_P, BADARG); diff --git a/erts/emulator/beam/erl_bif_trace.c b/erts/emulator/beam/erl_bif_trace.c index 06fbbea123..f5e582b1c5 100644 --- a/erts/emulator/beam/erl_bif_trace.c +++ b/erts/emulator/beam/erl_bif_trace.c @@ -651,7 +651,7 @@ Eterm trace_3(BIF_ALIST_3) if (pid_spec == am_all) { if (on) { if (!erts_cpu_timestamp) { -#ifdef HAVE_CLOCK_GETTIME +#ifdef HAVE_CLOCK_GETTIME_CPU_TIME /* Perhaps clock_gettime was found during config on a different machine than this. We check @@ -678,7 +678,7 @@ Eterm trace_3(BIF_ALIST_3) if (erts_start_now_cpu() < 0) { goto error; } -#endif /* HAVE_CLOCK_GETTIME */ +#endif /* HAVE_CLOCK_GETTIME_CPU_TIME */ erts_cpu_timestamp = !0; } } diff --git a/erts/emulator/beam/erl_binary.h b/erts/emulator/beam/erl_binary.h index 06dfeb1260..8d264d166e 100644 --- a/erts/emulator/beam/erl_binary.h +++ b/erts/emulator/beam/erl_binary.h @@ -231,41 +231,58 @@ erts_free_aligned_binary_bytes(byte* buf) # define CHICKEN_PAD (sizeof(void*) - 1) #endif +/* Caller must initialize 'refc' +*/ ERTS_GLB_INLINE Binary * erts_bin_drv_alloc_fnf(Uint size) { Uint bsize = ERTS_SIZEOF_Binary(size) + CHICKEN_PAD; - void *res; + Binary *res; + if (bsize < size) /* overflow */ return NULL; res = erts_alloc_fnf(ERTS_ALC_T_DRV_BINARY, bsize); ERTS_CHK_BIN_ALIGNMENT(res); - return (Binary *) res; + if (res) { + res->orig_size = size; + res->flags = BIN_FLAG_DRV; + } + return res; } +/* Caller must initialize 'refc' +*/ ERTS_GLB_INLINE Binary * erts_bin_drv_alloc(Uint size) { Uint bsize = ERTS_SIZEOF_Binary(size) + CHICKEN_PAD; - void *res; + Binary *res; + if (bsize < size) /* overflow */ erts_alloc_enomem(ERTS_ALC_T_DRV_BINARY, size); res = erts_alloc(ERTS_ALC_T_DRV_BINARY, bsize); ERTS_CHK_BIN_ALIGNMENT(res); - return (Binary *) res; + res->orig_size = size; + res->flags = BIN_FLAG_DRV; + return res; } +/* Caller must initialize 'refc' +*/ ERTS_GLB_INLINE Binary * erts_bin_nrml_alloc(Uint size) { Uint bsize = ERTS_SIZEOF_Binary(size) + CHICKEN_PAD; - void *res; + Binary *res; + if (bsize < size) /* overflow */ erts_alloc_enomem(ERTS_ALC_T_BINARY, size); res = erts_alloc(ERTS_ALC_T_BINARY, bsize); ERTS_CHK_BIN_ALIGNMENT(res); - return (Binary *) res; + res->orig_size = size; + res->flags = 0; + return res; } ERTS_GLB_INLINE Binary * @@ -280,6 +297,8 @@ erts_bin_realloc_fnf(Binary *bp, Uint size) return NULL; nbp = erts_realloc_fnf(type, (void *) bp, bsize); ERTS_CHK_BIN_ALIGNMENT(nbp); + if (nbp) + nbp->orig_size = size; return nbp; } @@ -297,6 +316,7 @@ erts_bin_realloc(Binary *bp, Uint size) if (!nbp) erts_realloc_enomem(type, bp, bsize); ERTS_CHK_BIN_ALIGNMENT(nbp); + nbp->orig_size = size; return nbp; } @@ -329,4 +349,4 @@ erts_create_magic_binary(Uint size, void (*destructor)(Binary *)) #endif /* #if ERTS_GLB_INLINE_INCL_FUNC_DEF */ -#endif +#endif /* !__ERL_BINARY_H */ diff --git a/erts/emulator/beam/erl_bits.c b/erts/emulator/beam/erl_bits.c index 73765772c8..71d31c01aa 100644 --- a/erts/emulator/beam/erl_bits.c +++ b/erts/emulator/beam/erl_bits.c @@ -1299,7 +1299,6 @@ erts_bs_append(Process* c_p, Eterm* reg, Uint live, Eterm build_size_term, if (binp->orig_size < pb->size) { Uint new_size = 2*pb->size; binp = erts_bin_realloc(binp, new_size); - binp->orig_size = new_size; pb->val = binp; pb->bytes = (byte *) binp->orig_bytes; } @@ -1371,8 +1370,6 @@ erts_bs_append(Process* c_p, Eterm* reg, Uint live, Eterm build_size_term, * Allocate the binary data struct itself. */ bptr = erts_bin_nrml_alloc(bin_size); - bptr->flags = 0; - bptr->orig_size = bin_size; erts_refc_init(&bptr->refc, 1); erts_current_bin = (byte *) bptr->orig_bytes; @@ -1475,7 +1472,6 @@ erts_bs_private_append(Process* p, Eterm bin, Eterm build_size_term, Uint unit) * is safe to reallocate it. */ binp = erts_bin_realloc(binp, new_size); - binp->orig_size = new_size; pb->val = binp; pb->bytes = (byte *) binp->orig_bytes; } else { @@ -1488,8 +1484,6 @@ erts_bs_private_append(Process* p, Eterm bin, Eterm build_size_term, Uint unit) * binary and copy the contents of the old binary into it. */ Binary* bptr = erts_bin_nrml_alloc(new_size); - bptr->flags = 0; - bptr->orig_size = new_size; erts_refc_init(&bptr->refc, 1); sys_memcpy(bptr->orig_bytes, binp->orig_bytes, binp->orig_size); pb->flags |= PB_IS_WRITABLE | PB_ACTIVE_WRITER; @@ -1537,8 +1531,6 @@ erts_bs_init_writable(Process* p, Eterm sz) * Allocate the binary data struct itself. */ bptr = erts_bin_nrml_alloc(bin_size); - bptr->flags = 0; - bptr->orig_size = bin_size; erts_refc_init(&bptr->refc, 1); /* @@ -1585,9 +1577,7 @@ erts_emasculate_writable_binary(ProcBin* pb) /* Our allocators are 8 byte aligned, i.e., shrinking with less than 8 bytes will have no real effect */ if (unused >= 8) { - Uint new_size = pb->size; binp = erts_bin_realloc(binp, pb->size); - binp->orig_size = new_size; pb->val = binp; pb->bytes = (byte *) binp->orig_bytes; } diff --git a/erts/emulator/beam/erl_db.c b/erts/emulator/beam/erl_db.c index 8f246ffa07..4806befd99 100644 --- a/erts/emulator/beam/erl_db.c +++ b/erts/emulator/beam/erl_db.c @@ -753,6 +753,31 @@ BIF_RETTYPE ets_prev_2(BIF_ALIST_2) BIF_RET(ret); } +/* +** take(Tab, Key) +*/ +BIF_RETTYPE ets_take_2(BIF_ALIST_2) +{ + DbTable* tb; +#ifdef DEBUG + int cret; +#endif + Eterm ret; + CHECK_TABLES(); + + tb = db_get_table(BIF_P, BIF_ARG_1, DB_WRITE, LCK_WRITE_REC); + if (!tb) { + BIF_ERROR(BIF_P, BADARG); + } +#ifdef DEBUG + cret = +#endif + tb->common.meth->db_take(BIF_P, tb, BIF_ARG_2, &ret); + ASSERT(cret == DB_ERROR_NONE); + db_unlock(tb, LCK_WRITE_REC); + BIF_RET(ret); +} + /* ** update_element(Tab, Key, {Pos, Value}) ** update_element(Tab, Key, [{Pos, Value}]) @@ -2643,7 +2668,9 @@ BIF_RETTYPE ets_match_object_3(BIF_ALIST_3) BIF_RETTYPE ets_info_1(BIF_ALIST_1) { static Eterm fields[] = {am_protection, am_keypos, am_type, am_named_table, - am_node, am_size, am_name, am_heir, am_owner, am_memory, am_compressed}; + am_node, am_size, am_name, am_heir, am_owner, am_memory, am_compressed, + am_write_concurrency, + am_read_concurrency}; Eterm results[sizeof(fields)/sizeof(Eterm)]; DbTable* tb; Eterm res; @@ -3670,6 +3697,10 @@ static Eterm table_info(Process* p, DbTable* tb, Eterm What) ret = am_protected; else if (tb->common.status & DB_PUBLIC) ret = am_public; + } else if (What == am_write_concurrency) { + ret = tb->common.status & DB_FINE_LOCKED ? am_true : am_false; + } else if (What == am_read_concurrency) { + ret = tb->common.status & DB_FREQ_READ ? am_true : am_false; } else if (What == am_name) { ret = tb->common.the_name; } else if (What == am_keypos) { @@ -3752,7 +3783,7 @@ static Eterm table_info(Process* p, DbTable* tb, Eterm What) avg, std_dev_real, std_dev_exp, make_small(stats.min_chain_len), make_small(stats.max_chain_len), - make_small(db_kept_items_hash(&tb->hash))); + make_small(stats.kept_items)); } else { ret = am_false; @@ -3774,6 +3805,11 @@ static void print_table(int to, void *to_arg, int show, DbTable* tb) + sizeof(Uint) - 1) / sizeof(Uint))); + erts_print(to, to_arg, "Type: %T\n", table_info(NULL, tb, am_type)); + erts_print(to, to_arg, "Protection: %T\n", table_info(NULL, tb, am_protection)); + erts_print(to, to_arg, "Compressed: %T\n", table_info(NULL, tb, am_compressed)); + erts_print(to, to_arg, "Write Concurrency: %T\n", table_info(NULL, tb, am_write_concurrency)); + erts_print(to, to_arg, "Read Concurrency: %T\n", table_info(NULL, tb, am_read_concurrency)); } void db_info(int to, void *to_arg, int show) /* Called by break handler */ diff --git a/erts/emulator/beam/erl_db_hash.c b/erts/emulator/beam/erl_db_hash.c index 06dac8f161..c2157457a0 100644 --- a/erts/emulator/beam/erl_db_hash.c +++ b/erts/emulator/beam/erl_db_hash.c @@ -382,7 +382,7 @@ static HashDbTerm* search_list(DbTableHash* tb, Eterm key, static void shrink(DbTableHash* tb, int nactive); static void grow(DbTableHash* tb, int nactive); static Eterm build_term_list(Process* p, HashDbTerm* ptr1, HashDbTerm* ptr2, - DbTableHash*); + Uint sz, DbTableHash*); static int analyze_pattern(DbTableHash *tb, Eterm pattern, struct mp_info *mpi); @@ -426,6 +426,7 @@ static int db_select_count_continue_hash(Process *p, DbTable *tbl, static int db_select_delete_continue_hash(Process *p, DbTable *tbl, Eterm continuation, Eterm *ret); +static int db_take_hash(Process *, DbTable *, Eterm, Eterm *); static void db_print_hash(int to, void *to_arg, int show, @@ -536,6 +537,7 @@ DbTableMethod db_hash = db_select_delete_continue_hash, db_select_count_hash, db_select_count_continue_hash, + db_take_hash, db_delete_all_objects_hash, db_free_table_hash, db_free_table_continue_hash, @@ -646,25 +648,6 @@ restart: /* ToDo: Maybe try grow/shrink the table as well */ } -/* Only used by tests -*/ -Uint db_kept_items_hash(DbTableHash *tb) -{ - Uint kept_items = 0; - Uint ix = 0; - erts_smp_rwmtx_t* lck = RLOCK_HASH(tb,ix); - HashDbTerm* b; - do { - for (b = BUCKET(tb, ix); b != NULL; b = b->next) { - if (b->hvalue == INVALID_HASH) { - ++kept_items; - } - } - ix = next_slot(tb, ix, &lck); - }while (ix); - return kept_items; -} - int db_create_hash(Process *p, DbTable *tbl) { DbTableHash *tb = &tbl->hash; @@ -879,34 +862,49 @@ Ldone: return ret; } +static Eterm +get_term_list(Process *p, DbTableHash *tb, Eterm key, HashValue hval, + HashDbTerm *b1, HashDbTerm **bend) +{ + HashDbTerm* b2 = b1->next; + Eterm copy; + Uint sz = b1->dbterm.size + 2; + + if (tb->common.status & (DB_BAG | DB_DUPLICATE_BAG)) { + while (b2 && has_key(tb, b2, key, hval)) { + if (b2->hvalue != INVALID_HASH) + sz += b2->dbterm.size + 2; + + b2 = b2->next; + } + } + copy = build_term_list(p, b1, b2, sz, tb); + CHECK_TABLES(); + if (bend) { + *bend = b2; + } + return copy; +} + int db_get_hash(Process *p, DbTable *tbl, Eterm key, Eterm *ret) { DbTableHash *tb = &tbl->hash; HashValue hval; int ix; - HashDbTerm* b1; + HashDbTerm* b; erts_smp_rwmtx_t* lck; hval = MAKE_HASH(key); lck = RLOCK_HASH(tb,hval); ix = hash_to_ix(tb, hval); - b1 = BUCKET(tb, ix); - - while(b1 != 0) { - if (has_live_key(tb,b1,key,hval)) { - HashDbTerm* b2 = b1->next; - Eterm copy; + b = BUCKET(tb, ix); - if (tb->common.status & (DB_BAG | DB_DUPLICATE_BAG)) { - while(b2 != NULL && has_key(tb,b2,key,hval)) - b2 = b2->next; - } - copy = build_term_list(p, b1, b2, tb); - CHECK_TABLES(); - *ret = copy; + while(b != 0) { + if (has_live_key(tb, b, key, hval)) { + *ret = get_term_list(p, tb, key, hval, b, NULL); goto done; } - b1 = b1->next; + b = b->next; } *ret = NIL; done: @@ -1240,7 +1238,7 @@ static int db_slot_hash(Process *p, DbTable *tbl, Eterm slot_term, Eterm *ret) lck = RLOCK_HASH(tb, slot); nactive = NACTIVE(tb); if (slot < nactive) { - *ret = build_term_list(p, BUCKET(tb, slot), 0, tb); + *ret = build_term_list(p, BUCKET(tb, slot), NULL, 0, tb); retval = DB_ERROR_NONE; } else if (slot == nactive) { @@ -2069,6 +2067,46 @@ trap: } +static int db_take_hash(Process *p, DbTable *tbl, Eterm key, Eterm *ret) +{ + DbTableHash *tb = &tbl->hash; + HashDbTerm **bp, *b; + HashValue hval = MAKE_HASH(key); + erts_smp_rwmtx_t *lck = WLOCK_HASH(tb, hval); + int ix = hash_to_ix(tb, hval); + int nitems_diff = 0; + + *ret = NIL; + for (bp = &BUCKET(tb, ix), b = *bp; b; bp = &b->next, b = b->next) { + if (has_live_key(tb, b, key, hval)) { + HashDbTerm *bend; + + *ret = get_term_list(p, tb, key, hval, b, &bend); + while (b != bend) { + --nitems_diff; + if (nitems_diff == -1 && IS_FIXED(tb)) { + /* Pseudo remove (no need to keep several of same key) */ + add_fixed_deletion(tb, ix); + bp = &b->next; + b->hvalue = INVALID_HASH; + b = b->next; + } else { + *bp = b->next; + free_term(tb, b); + b = *bp; + } + } + break; + } + } + WUNLOCK_HASH(lck); + if (nitems_diff) { + erts_smp_atomic_add_nob(&tb->common.nitems, nitems_diff); + try_shrink(tb); + } + return DB_ERROR_NONE; +} + /* ** Other interface routines (not directly coupled to one bif) */ @@ -2104,10 +2142,38 @@ int db_mark_all_deleted_hash(DbTable *tbl) static void db_print_hash(int to, void *to_arg, int show, DbTable *tbl) { DbTableHash *tb = &tbl->hash; + DbHashStats stats; int i; erts_print(to, to_arg, "Buckets: %d\n", NACTIVE(tb)); - + +#ifdef ERTS_SMP + i = tbl->common.is_thread_safe; + /* If crash dumping we set table to thread safe in order to + avoid taking any locks */ + if (ERTS_IS_CRASH_DUMPING) + tbl->common.is_thread_safe = 1; + + db_calc_stats_hash(&tbl->hash, &stats); + + tbl->common.is_thread_safe = i; +#else + db_calc_stats_hash(&tbl->hash, &stats); +#endif + + erts_print(to, to_arg, "Chain Length Avg: %f\n", stats.avg_chain_len); + erts_print(to, to_arg, "Chain Length Max: %d\n", stats.max_chain_len); + erts_print(to, to_arg, "Chain Length Min: %d\n", stats.min_chain_len); + erts_print(to, to_arg, "Chain Length Std Dev: %f\n", + stats.std_dev_chain_len); + erts_print(to, to_arg, "Chain Length Expected Std Dev: %f\n", + stats.std_dev_expected); + + if (IS_FIXED(tb)) + erts_print(to, to_arg, "Fixed: %d\n", stats.kept_items); + else + erts_print(to, to_arg, "Fixed: false\n"); + if (show) { for (i = 0; i < NACTIVE(tb); i++) { HashDbTerm* list = BUCKET(tb,i); @@ -2483,23 +2549,23 @@ static int free_seg(DbTableHash *tb, int free_records) ** Copy terms from ptr1 until ptr2 ** works for ptr1 == ptr2 == 0 => [] ** or ptr2 == 0 +** sz is either precalculated heap size or 0 if not known */ static Eterm build_term_list(Process* p, HashDbTerm* ptr1, HashDbTerm* ptr2, - DbTableHash* tb) + Uint sz, DbTableHash* tb) { - int sz = 0; HashDbTerm* ptr; Eterm list = NIL; Eterm copy; Eterm *hp, *hend; - ptr = ptr1; - while(ptr != ptr2) { - - if (ptr->hvalue != INVALID_HASH) - sz += ptr->dbterm.size + 2; - - ptr = ptr->next; + if (!sz) { + ptr = ptr1; + while(ptr != ptr2) { + if (ptr->hvalue != INVALID_HASH) + sz += ptr->dbterm.size + 2; + ptr = ptr->next; + } } hp = HAlloc(p, sz); @@ -2833,6 +2899,7 @@ void db_calc_stats_hash(DbTableHash* tb, DbHashStats* stats) erts_smp_rwmtx_t* lck; int sum = 0; int sq_sum = 0; + int kept_items = 0; int ix; int len; @@ -2844,6 +2911,8 @@ void db_calc_stats_hash(DbTableHash* tb, DbHashStats* stats) len = 0; for (b = BUCKET(tb,ix); b!=NULL; b=b->next) { len++; + if (b->hvalue == INVALID_HASH) + ++kept_items; } sum += len; sq_sum += len*len; @@ -2855,7 +2924,8 @@ void db_calc_stats_hash(DbTableHash* tb, DbHashStats* stats) stats->std_dev_chain_len = sqrt((sq_sum - stats->avg_chain_len*sum) / NACTIVE(tb)); /* Expected standard deviation from a good uniform hash function, ie binomial distribution (not taking the linear hashing into acount) */ - stats->std_dev_expected = sqrt(stats->avg_chain_len * (1 - 1.0/NACTIVE(tb))); + stats->std_dev_expected = sqrt(stats->avg_chain_len * (1 - 1.0/NACTIVE(tb))); + stats->kept_items = kept_items; } #ifdef HARDDEBUG diff --git a/erts/emulator/beam/erl_db_hash.h b/erts/emulator/beam/erl_db_hash.h index 908cec11d4..f12cd363b0 100644 --- a/erts/emulator/beam/erl_db_hash.h +++ b/erts/emulator/beam/erl_db_hash.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2013. All Rights Reserved. + * Copyright Ericsson AB 1998-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -42,7 +42,7 @@ typedef struct hash_db_term { typedef struct db_table_hash_fine_locks { union { erts_smp_rwmtx_t lck; - byte _cache_line_alignment[64]; + byte _cache_line_alignment[ERTS_ALC_CACHE_LINE_ALIGN_SIZE(sizeof(erts_smp_rwmtx_t))]; }lck_vec[DB_HASH_LOCK_CNT]; } DbTableHashFineLocks; @@ -104,6 +104,7 @@ typedef struct { float std_dev_expected; int max_chain_len; int min_chain_len; + int kept_items; }DbHashStats; void db_calc_stats_hash(DbTableHash* tb, DbHashStats*); diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c index a62a83a928..720c0659c3 100644 --- a/erts/emulator/beam/erl_db_tree.c +++ b/erts/emulator/beam/erl_db_tree.c @@ -383,6 +383,7 @@ static int db_select_delete_tree(Process *p, DbTable *tbl, Eterm pattern, Eterm *ret); static int db_select_delete_continue_tree(Process *p, DbTable *tbl, Eterm continuation, Eterm *ret); +static int db_take_tree(Process *, DbTable *, Eterm, Eterm *); static void db_print_tree(int to, void *to_arg, int show, DbTable *tbl); static int db_free_table_tree(DbTable *tbl); @@ -431,6 +432,7 @@ DbTableMethod db_tree = db_select_delete_continue_tree, db_select_count_tree, db_select_count_continue_tree, + db_take_tree, db_delete_all_objects_tree, db_free_table_tree, db_free_table_continue_tree, @@ -1722,6 +1724,28 @@ static int db_select_delete_tree(Process *p, DbTable *tbl, } +static int db_take_tree(Process *p, DbTable *tbl, Eterm key, Eterm *ret) +{ + DbTableTree *tb = &tbl->tree; + TreeDbTerm *this; + + *ret = NIL; + this = linkout_tree(tb, key, NULL); + if (this) { + Eterm copy, *hp, *hend; + + hp = HAlloc(p, this->dbterm.size + 2); + hend = hp + this->dbterm.size + 2; + copy = db_copy_object_from_ets(&tb->common, + &this->dbterm, &hp, &MSO(p)); + *ret = CONS(hp, copy, NIL); + hp += 2; + HRelease(p, hend, hp); + free_term(tb, this); + } + return DB_ERROR_NONE; +} + /* ** Other interface routines (not directly coupled to one bif) */ diff --git a/erts/emulator/beam/erl_db_util.c b/erts/emulator/beam/erl_db_util.c index 3927615e04..7eb80e3bb1 100644 --- a/erts/emulator/beam/erl_db_util.c +++ b/erts/emulator/beam/erl_db_util.c @@ -198,11 +198,6 @@ set_match_trace(Process *tracee_p, Eterm fail_term, Eterm tracer, return ret; } - -/* Type checking... */ - -#define BOXED_IS_TUPLE(Boxed) is_arity_value(*boxed_val((Boxed))) - /* ** ** Types and enum's (compiled matches) @@ -218,6 +213,8 @@ typedef enum { matchTuple, matchPushT, matchPushL, + matchPushM, + matchPushK, matchPop, matchBind, matchCmp, @@ -227,11 +224,13 @@ typedef enum { matchEqRef, matchEq, matchList, + matchMap, matchSkip, matchPushC, matchConsA, /* Car is below Cdr */ matchConsB, /* Cdr is below Car (unusual) */ matchMkTuple, + matchMkMap, matchCall0, matchCall1, matchCall2, @@ -856,6 +855,13 @@ static int match_compact(ErlHeapFragment *expr, DMCErrInfo *err_info); static Uint my_size_object(Eterm t); static Eterm my_copy_struct(Eterm t, Eterm **hp, ErlOffHeap* off_heap); +/* Guard subroutines */ +static void +dmc_rearrange_constants(DMCContext *context, DMC_STACK_TYPE(UWord) *text, + int textpos, Eterm *p, Uint nelems); +static DMCRet +dmc_array(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, + Eterm *p, Uint nelems, int *constant); /* Guard compilation */ static void do_emit_constant(DMCContext *context, DMC_STACK_TYPE(UWord) *text, Eterm t); @@ -869,6 +875,9 @@ static DMCRet dmc_tuple(DMCContext *context, DMC_STACK_TYPE(UWord) *text, Eterm t, int *constant); +static DMCRet +dmc_map(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, + Eterm t, int *constant); static DMCRet dmc_variable(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, @@ -888,12 +897,14 @@ static DMCRet compile_guard_expr(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, Eterm t); -/* match expression subroutine */ +/* match expression subroutines */ static DMCRet dmc_one_term(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(Eterm) *stack, DMC_STACK_TYPE(UWord) *text, Eterm c); +static Eterm +dmc_private_copy(DMCContext *context, Eterm c); #ifdef DMC_DEBUG @@ -1364,7 +1375,51 @@ restart: for (;;) { switch (t & _TAG_PRIMARY_MASK) { case TAG_PRIMARY_BOXED: - if (!BOXED_IS_TUPLE(t)) { + if (is_map(t)) { + num_iters = map_get_size(map_val(t)); + if (!structure_checked) { + DMC_PUSH(text, matchMap); + DMC_PUSH(text, num_iters); + } + structure_checked = 0; + for (i = 0; i < num_iters; ++i) { + Eterm key = map_get_keys(map_val(t))[i]; + if (db_is_variable(key) >= 0) { + if (context.err_info) { + add_dmc_err(context.err_info, + "Variable found in map key.", + -1, 0UL, dmcError); + } + goto error; + } else if (key == am_Underscore) { + if (context.err_info) { + add_dmc_err(context.err_info, + "Underscore found in map key.", + -1, 0UL, dmcError); + } + goto error; + } + DMC_PUSH(text, matchPushK); + ++(context.stack_used); + DMC_PUSH(text, dmc_private_copy(&context, key)); + } + if (context.stack_used > context.stack_need) { + context.stack_need = context.stack_used; + } + for (i = num_iters; i--; ) { + Eterm value = map_get_values(map_val(t))[i]; + DMC_PUSH(text, matchPop); + --(context.stack_used); + res = dmc_one_term(&context, &heap, &stack, &text, + value); + ASSERT(res != retFail); + if (res == retRestart) { + goto restart; + } + } + break; + } + if (!is_tuple(t)) { goto simple_term; } num_iters = arityval(*tuple_val(t)); @@ -1715,10 +1770,8 @@ Eterm db_prog_match(Process *c_p, Binary *bprog, Uint32 *return_flags) { MatchProg *prog = Binary2MatchProg(bprog); - Eterm *ep; - Eterm *tp; + const Eterm *ep, *tp, **sp; Eterm t; - Eterm **sp; Eterm *esp; MatchVariable* variables; BeamInstr *cp; @@ -1808,7 +1861,7 @@ Eterm db_prog_match(Process *c_p, Binary *bprog, restart: ep = &term; esp = (Eterm*)((char*)mpsp->u.heap + prog->stack_offset); - sp = (Eterm **) esp; + sp = (const Eterm **)esp; ret = am_true; do_catch = 0; fail_label = -1; @@ -1887,6 +1940,34 @@ restart: *sp++ = list_val_rel(*ep,base); ++ep; break; + case matchMap: + if (!is_map_rel(*ep, base)) { + FAIL(); + } + n = *pc++; + if (map_get_size(map_val_rel(*ep, base)) < n) { + FAIL(); + } + ep = map_val_rel(*ep, base); + break; + case matchPushM: + if (!is_map_rel(*ep, base)) { + FAIL(); + } + n = *pc++; + if (map_get_size(map_val_rel(*ep, base)) < n) { + FAIL(); + } + *sp++ = map_val_rel(*ep++, base); + break; + case matchPushK: + t = (Eterm) *pc++; + tp = erts_maps_get_rel(t, make_map_rel(ep, base), base); + if (!tp) { + FAIL(); + } + *sp++ = tp; + break; case matchPop: ep = *(--sp); break; @@ -1987,6 +2068,23 @@ restart: } *esp++ = t; break; + case matchMkMap: + n = *pc++; + ehp = HAllocX(build_proc, 1 + MAP_HEADER_SIZE + n, HEAP_XTRA); + t = *ehp++ = *--esp; + { + map_t *m = (map_t *)ehp; + m->thing_word = MAP_HEADER; + m->size = n; + m->keys = t; + } + t = make_map(ehp); + ehp += MAP_HEADER_SIZE; + while (n--) { + *ehp++ = *--esp; + } + *esp++ = t; + break; case matchCall0: bif = (Eterm (*)(Process*, ...)) *pc++; t = (*bif)(build_proc, bif_args); @@ -3156,34 +3254,38 @@ int db_is_variable(Eterm obj) /* return 1 if obj contains a variable or underscore */ /* return 0 if obj is fully ground */ -int db_has_variable(Eterm obj) -{ - switch(obj & _TAG_PRIMARY_MASK) { - case TAG_PRIMARY_LIST: { - while (is_list(obj)) { - if (db_has_variable(CAR(list_val(obj)))) +int db_has_variable(Eterm node) { + DECLARE_ESTACK(s); + + ESTACK_PUSH(s,node); + while (!ESTACK_ISEMPTY(s)) { + node = ESTACK_POP(s); + switch(node & _TAG_PRIMARY_MASK) { + case TAG_PRIMARY_LIST: + while (is_list(node)) { + ESTACK_PUSH(s,CAR(list_val(node))); + node = CDR(list_val(node)); + } + ESTACK_PUSH(s,node); /* Non wellformed list or [] */ + break; + case TAG_PRIMARY_BOXED: + if (is_tuple(node)) { + Eterm *tuple = tuple_val(node); + int arity = arityval(*tuple); + while(arity--) { + ESTACK_PUSH(s,*(++tuple)); + } + } + break; + case TAG_PRIMARY_IMMED1: + if (node == am_Underscore || db_is_variable(node) >= 0) { + DESTROY_ESTACK(s); return 1; - obj = CDR(list_val(obj)); - } - return(db_has_variable(obj)); /* Non wellformed list or [] */ - } - case TAG_PRIMARY_BOXED: - if (!BOXED_IS_TUPLE(obj)) { - return 0; - } else { - Eterm *tuple = tuple_val(obj); - int arity = arityval(*tuple++); - while(arity--) { - if (db_has_variable(*tuple)) - return 1; - tuple++; } - return(0); + break; } - case TAG_PRIMARY_IMMED1: - if (obj == am_Underscore || db_is_variable(obj) >= 0) - return 1; } + DESTROY_ESTACK(s); return 0; } @@ -3243,7 +3345,6 @@ static DMCRet dmc_one_term(DMCContext *context, { Sint n; Eterm *hp; - ErlHeapFragment *tmp_mb; Uint sz, sz2, sz3; Uint i, j; @@ -3334,6 +3435,13 @@ static DMCRet dmc_one_term(DMCContext *context, DMC_PUSH(*text, n); DMC_PUSH(*stack, c); break; + case (_TAG_HEADER_MAP >> _TAG_PRIMARY_SIZE): + n = map_get_size(map_val(c)); + DMC_PUSH(*text, matchPushM); + ++(context->stack_used); + DMC_PUSH(*text, n); + DMC_PUSH(*stack, c); + break; case (_TAG_HEADER_REF >> _TAG_PRIMARY_SIZE): { Eterm* ref_val = internal_ref_val(c); @@ -3415,16 +3523,8 @@ static DMCRet dmc_one_term(DMCContext *context, #endif break; default: /* BINARY, FUN, VECTOR, or EXTERNAL */ - /* - ** Make a private copy... - */ - n = size_object(c); - tmp_mb = new_message_buffer(n); - hp = tmp_mb->mem; DMC_PUSH(*text, matchEqBin); - DMC_PUSH(*text, copy_struct(c, n, &hp, &(tmp_mb->off_heap))); - tmp_mb->next = context->save; - context->save = tmp_mb; + DMC_PUSH(*text, dmc_private_copy(context, c)); break; } break; @@ -3437,6 +3537,22 @@ static DMCRet dmc_one_term(DMCContext *context, } /* +** Make a private copy of a term in a context. +*/ + +static Eterm +dmc_private_copy(DMCContext *context, Eterm c) +{ + Uint n = size_object(c); + ErlHeapFragment *tmp_mb = new_message_buffer(n); + Eterm *hp = tmp_mb->mem; + Eterm copy = copy_struct(c, n, &hp, &(tmp_mb->off_heap)); + tmp_mb->next = context->save; + context->save = tmp_mb; + return copy; +} + +/* ** Match guard compilation */ @@ -3527,57 +3643,78 @@ static DMCRet dmc_list(DMCContext *context, return retOk; } -static DMCRet dmc_tuple(DMCContext *context, - DMCHeap *heap, - DMC_STACK_TYPE(UWord) *text, - Eterm t, - int *constant) +static void +dmc_rearrange_constants(DMCContext *context, DMC_STACK_TYPE(UWord) *text, + int textpos, Eterm *p, Uint nelems) { DMC_STACK_TYPE(UWord) instr_save; + Uint i; + + DMC_INIT_STACK(instr_save); + while (DMC_STACK_NUM(*text) > textpos) { + DMC_PUSH(instr_save, DMC_POP(*text)); + } + for (i = nelems; i--;) { + do_emit_constant(context, text, p[i]); + } + while(!DMC_EMPTY(instr_save)) { + DMC_PUSH(*text, DMC_POP(instr_save)); + } + DMC_FREE(instr_save); +} + +static DMCRet +dmc_array(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, + Eterm *p, Uint nelems, int *constant) +{ int all_constant = 1; int textpos = DMC_STACK_NUM(*text); - Eterm *p = tuple_val(t); - Uint nelems = arityval(*p); Uint i; - int c; - DMCRet ret; /* - ** We remember where we started to layout code, + ** We remember where we started to layout code, ** assume all is constant and back up and restart if not so. - ** The tuple should be laid out with the last element first, - ** so we can memcpy the tuple to the eheap. + ** The array should be laid out with the last element first, + ** so we can memcpy it to the eheap. */ - for (i = nelems; i > 0; --i) { - if ((ret = dmc_expr(context, heap, text, p[i], &c)) != retOk) - return ret; - if (!c && all_constant) { - all_constant = 0; - if (i < nelems) { - Uint j; + for (i = nelems; i--;) { + DMCRet ret; + int c; - /* - * Oops, we need to relayout the constants. - * Save the already laid out instructions. - */ - DMC_INIT_STACK(instr_save); - while (DMC_STACK_NUM(*text) > textpos) - DMC_PUSH(instr_save, DMC_POP(*text)); - for (j = nelems; j > i; --j) - do_emit_constant(context, text, p[j]); - while(!DMC_EMPTY(instr_save)) - DMC_PUSH(*text, DMC_POP(instr_save)); - DMC_FREE(instr_save); - } - } else if (c && !all_constant) { - /* push a constant */ - do_emit_constant(context, text, p[i]); - } + ret = dmc_expr(context, heap, text, p[i], &c); + if (ret != retOk) { + return ret; + } + if (!c && all_constant) { + all_constant = 0; + if (i < nelems - 1) { + dmc_rearrange_constants(context, text, textpos, + p + i + 1, nelems - i - 1); + } + } else if (c && !all_constant) { + do_emit_constant(context, text, p[i]); + } + } + *constant = all_constant; + return retOk; +} + +static DMCRet +dmc_tuple(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, + Eterm t, int *constant) +{ + int all_constant; + Eterm *p = tuple_val(t); + Uint nelems = arityval(*p); + DMCRet ret; + + ret = dmc_array(context, heap, text, p + 1, nelems, &all_constant); + if (ret != retOk) { + return ret; } - if (all_constant) { - *constant = 1; - return retOk; + *constant = 1; + return retOk; } DMC_PUSH(*text, matchMkTuple); DMC_PUSH(*text, nelems); @@ -3586,6 +3723,36 @@ static DMCRet dmc_tuple(DMCContext *context, return retOk; } +static DMCRet +dmc_map(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, + Eterm t, int *constant) +{ + map_t *m = (map_t *)map_val(t); + Eterm *values = map_get_values(m); + int nelems = map_get_size(m); + int constant_values; + DMCRet ret; + + ret = dmc_array(context, heap, text, values, nelems, &constant_values); + if (ret != retOk) { + return ret; + } + if (constant_values) { + *constant = 1; + return retOk; + } + DMC_PUSH(*text, matchPushC); + DMC_PUSH(*text, dmc_private_copy(context, m->keys)); + if (++context->stack_used > context->stack_need) { + context->stack_need = context->stack_used; + } + DMC_PUSH(*text, matchMkMap); + DMC_PUSH(*text, nelems); + context->stack_used -= nelems; + *constant = 0; + return retOk; +} + static DMCRet dmc_whole_expression(DMCContext *context, DMCHeap *heap, DMC_STACK_TYPE(UWord) *text, @@ -4580,7 +4747,10 @@ static DMCRet dmc_expr(DMCContext *context, return ret; break; case TAG_PRIMARY_BOXED: - if (!BOXED_IS_TUPLE(t)) { + if (is_map(t)) { + return dmc_map(context, heap, text, t, constant); + } + if (!is_tuple(t)) { goto simple_term; } p = tuple_val(t); @@ -4855,7 +5025,7 @@ static Eterm my_copy_struct(Eterm t, Eterm **hp, ErlOffHeap* off_heap) *hp += 2; break; case TAG_PRIMARY_BOXED: - if (BOXED_IS_TUPLE(t)) { + if (is_tuple(t)) { if (arityval(*tuple_val(t)) == 1 && is_tuple(a = tuple_val(t)[1])) { Uint i,n; @@ -5126,6 +5296,12 @@ void db_match_dis(Binary *bp) ++t; erts_printf("Tuple\t%beu\n", n); break; + case matchMap: + ++t; + n = *t; + ++t; + erts_printf("Map\t%beu\n", n); + break; case matchPushT: ++t; n = *t; @@ -5136,6 +5312,18 @@ void db_match_dis(Binary *bp) ++t; erts_printf("PushL\n"); break; + case matchPushM: + ++t; + n = *t; + ++t; + erts_printf("PushM\t%beu\n", n); + break; + case matchPushK: + ++t; + p = (Eterm) *t; + ++t; + erts_printf("PushK\t%p (%T)\n", t, p); + break; case matchPop: ++t; erts_printf("Pop\n"); @@ -5252,6 +5440,12 @@ void db_match_dis(Binary *bp) ++t; erts_printf("MkTuple\t%beu\n", n); break; + case matchMkMap: + ++t; + n = *t; + ++t; + erts_printf("MkMapA\t%beu\n", n); + break; case matchOr: ++t; n = *t; diff --git a/erts/emulator/beam/erl_db_util.h b/erts/emulator/beam/erl_db_util.h index 328b19dfc9..5ace93c8ed 100644 --- a/erts/emulator/beam/erl_db_util.h +++ b/erts/emulator/beam/erl_db_util.h @@ -165,6 +165,7 @@ typedef struct db_table_method DbTable* tb, /* [in out] */ Eterm continuation, Eterm* ret); + int (*db_take)(Process *, DbTable *, Eterm, Eterm *); int (*db_delete_all_objects)(Process* p, DbTable* db /* [in out] */ ); diff --git a/erts/emulator/beam/erl_drv_thread.c b/erts/emulator/beam/erl_drv_thread.c index 147249f751..31b05d22af 100644 --- a/erts/emulator/beam/erl_drv_thread.c +++ b/erts/emulator/beam/erl_drv_thread.c @@ -601,17 +601,14 @@ erl_drv_thread_create(char *name, #ifdef USE_THREADS int res; struct ErlDrvTid_ *dtid; - ethr_thr_opts ethr_opts; + ethr_thr_opts ethr_opts = ETHR_THR_OPTS_DEFAULT_INITER; ethr_thr_opts *use_opts; - ethr_thr_opts def_ethr_opts = ETHR_THR_OPTS_DEFAULT_INITER; if (!opts) use_opts = NULL; else { - sys_memcpy((void *) ðr_opts, - (void *) &def_ethr_opts, - sizeof(ethr_thr_opts)); ethr_opts.suggested_stack_size = opts->suggested_stack_size; + ethr_opts.name = name; use_opts = ðr_opts; } diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c index 0db42d4325..d1a7ee113b 100644 --- a/erts/emulator/beam/erl_gc.c +++ b/erts/emulator/beam/erl_gc.c @@ -20,6 +20,8 @@ # include "config.h" #endif +#define ERL_WANT_GC_INTERNALS__ + #include "sys.h" #include "erl_vm.h" #include "global.h" @@ -173,15 +175,15 @@ erts_init_gc(void) int i = 0, ix; Sint max_heap_size = 0; - ASSERT(offsetof(ProcBin,thing_word) == offsetof(struct erl_off_heap_header,thing_word)); - ASSERT(offsetof(ProcBin,thing_word) == offsetof(ErlFunThing,thing_word)); - ASSERT(offsetof(ProcBin,thing_word) == offsetof(ExternalThing,header)); - ASSERT(offsetof(ProcBin,size) == offsetof(struct erl_off_heap_header,size)); - ASSERT(offsetof(ProcBin,size) == offsetof(ErlSubBin,size)); - ASSERT(offsetof(ProcBin,size) == offsetof(ErlHeapBin,size)); - ASSERT(offsetof(ProcBin,next) == offsetof(struct erl_off_heap_header,next)); - ASSERT(offsetof(ProcBin,next) == offsetof(ErlFunThing,next)); - ASSERT(offsetof(ProcBin,next) == offsetof(ExternalThing,next)); + ERTS_CT_ASSERT(offsetof(ProcBin,thing_word) == offsetof(struct erl_off_heap_header,thing_word)); + ERTS_CT_ASSERT(offsetof(ProcBin,thing_word) == offsetof(ErlFunThing,thing_word)); + ERTS_CT_ASSERT(offsetof(ProcBin,thing_word) == offsetof(ExternalThing,header)); + ERTS_CT_ASSERT(offsetof(ProcBin,size) == offsetof(struct erl_off_heap_header,size)); + ERTS_CT_ASSERT(offsetof(ProcBin,size) == offsetof(ErlSubBin,size)); + ERTS_CT_ASSERT(offsetof(ProcBin,size) == offsetof(ErlHeapBin,size)); + ERTS_CT_ASSERT(offsetof(ProcBin,next) == offsetof(struct erl_off_heap_header,next)); + ERTS_CT_ASSERT(offsetof(ProcBin,next) == offsetof(ErlFunThing,next)); + ERTS_CT_ASSERT(offsetof(ProcBin,next) == offsetof(ExternalThing,next)); erts_test_long_gc_sleep = 0; @@ -2400,7 +2402,6 @@ sweep_off_heap(Process *p, int fullsweep) } pb->val = erts_bin_realloc(pb->val, new_size); - pb->val->orig_size = new_size; pb->bytes = (byte *) pb->val->orig_bytes; } } diff --git a/erts/emulator/beam/erl_gc.h b/erts/emulator/beam/erl_gc.h index 5203dda263..bf0496c112 100644 --- a/erts/emulator/beam/erl_gc.h +++ b/erts/emulator/beam/erl_gc.h @@ -20,10 +20,12 @@ #ifndef __ERL_GC_H__ #define __ERL_GC_H__ -#include "erl_map.h" +#if defined(ERL_WANT_GC_INTERNALS__) || defined(ERTS_DO_INCL_GLB_INLINE_FUNC_DEF) /* GC declarations shared by beam/erl_gc.c and hipe/hipe_gc.c */ +#include "erl_map.h" + #if defined(DEBUG) && !ERTS_GLB_INLINE_INCL_FUNC_DEF # define HARDDEBUG 1 #endif @@ -67,8 +69,6 @@ do { \ #define in_area(ptr,start,nbytes) \ ((UWord)((char*)(ptr) - (char*)(start)) < (nbytes)) -extern Uint erts_test_long_gc_sleep; - #if defined(DEBUG) || defined(ERTS_OFFHEAP_DEBUG) int within(Eterm *ptr, Process *p); #endif @@ -97,4 +97,33 @@ ERTS_GLB_INLINE Eterm follow_moved(Eterm term) } #endif +#endif /* ERL_GC_C__ || HIPE_GC_C__ */ + +/* + * Global exported + */ + +extern Uint erts_test_long_gc_sleep; + +typedef struct { + Uint64 reclaimed; + Uint64 garbage_cols; +} ErtsGCInfo; + +void erts_gc_info(ErtsGCInfo *gcip); +void erts_init_gc(void); +int erts_garbage_collect(struct process*, int, Eterm*, int); +void erts_garbage_collect_hibernate(struct process* p); +Eterm erts_gc_after_bif_call(struct process* p, Eterm result, Eterm* regs, Uint arity); +void erts_garbage_collect_literals(struct process* p, Eterm* literals, + Uint lit_size, + struct erl_off_heap_header* oh); +Uint erts_next_heap_size(Uint, Uint); +Eterm erts_heap_sizes(struct process* p); + +void erts_offset_off_heap(struct erl_off_heap*, Sint, Eterm*, Eterm*); +void erts_offset_heap_ptr(Eterm*, Uint, Sint, Eterm*, Eterm*); +void erts_offset_heap(Eterm*, Uint, Sint, Eterm*, Eterm*); +void erts_free_heap_frags(struct process* p); + #endif /* __ERL_GC_H__ */ diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c index 61f8385efc..77445ef1ff 100644 --- a/erts/emulator/beam/erl_init.c +++ b/erts/emulator/beam/erl_init.c @@ -161,9 +161,6 @@ int H_MIN_SIZE; /* The minimum heap grain */ int BIN_VH_MIN_SIZE; /* The minimum binary virtual*/ Uint32 erts_debug_flags; /* Debug flags. */ -#ifdef ERTS_OPCODE_COUNTER_SUPPORT -int count_instructions; -#endif int erts_backtrace_depth; /* How many functions to show in a backtrace * in error codes. */ @@ -1900,11 +1897,6 @@ erl_start(int argc, char **argv) if (argv[i][2] == 0) { /* -c: documented option */ erts_disable_tolerant_timeofday = 1; } -#ifdef ERTS_OPCODE_COUNTER_SUPPORT - else if (argv[i][2] == 'i') { /* -ci: undcoumented option*/ - count_instructions = 1; - } -#endif break; case 'W': arg = get_arg(argv[i]+2, argv[i+1], &i); diff --git a/erts/emulator/beam/erl_instrument.c b/erts/emulator/beam/erl_instrument.c index df7c443387..da85b86c87 100644 --- a/erts/emulator/beam/erl_instrument.c +++ b/erts/emulator/beam/erl_instrument.c @@ -1226,7 +1226,7 @@ erts_instr_init(int stat, int map_stat) mem_anchor = NULL; /* Install instrumentation functions */ - ASSERT(sizeof(erts_allctrs) == sizeof(real_allctrs)); + ERTS_CT_ASSERT(sizeof(erts_allctrs) == sizeof(real_allctrs)); sys_memcpy((void *)real_allctrs,(void *)erts_allctrs,sizeof(erts_allctrs)); diff --git a/erts/emulator/beam/erl_map.c b/erts/emulator/beam/erl_map.c index 5e740aacdd..b2a16eb5ed 100644 --- a/erts/emulator/beam/erl_map.c +++ b/erts/emulator/beam/erl_map.c @@ -113,36 +113,55 @@ BIF_RETTYPE maps_to_list_1(BIF_ALIST_1) { * return value if key *matches* a key in the map */ -int erts_maps_find(Eterm key, Eterm map, Eterm *value) { - - Eterm *ks,*vs; +const Eterm * +#if HALFWORD_HEAP +erts_maps_get_rel(Eterm key, Eterm map, Eterm *map_base) +#else +erts_maps_get(Eterm key, Eterm map) +#endif +{ + Eterm *ks, *vs; map_t *mp; - Uint n,i; + Uint n, i; - mp = (map_t*)map_val(map); + mp = (map_t *)map_val_rel(map, map_base); n = map_get_size(mp); - ks = map_get_keys(mp); + + if (n == 0) { + return NULL; + } + + ks = (Eterm *)tuple_val_rel(mp->keys, map_base) + 1; vs = map_get_values(mp); - for( i = 0; i < n; i++) { - if (EQ(ks[i], key)) { - *value = vs[i]; - return 1; - } + if (is_immed(key)) { + for (i = 0; i < n; i++) { + if (ks[i] == key) { + return &vs[i]; + } + } + } + + for (i = 0; i < n; i++) { + if (eq_rel(ks[i], NULL, key, map_base)) { + return &vs[i]; + } } - return 0; + return NULL; } BIF_RETTYPE maps_find_2(BIF_ALIST_2) { if (is_map(BIF_ARG_2)) { - Eterm *hp, value,res; + Eterm *hp, res; + const Eterm *value; - if (erts_maps_find(BIF_ARG_1, BIF_ARG_2, &value)) { + value = erts_maps_get(BIF_ARG_1, BIF_ARG_2); + if (value) { hp = HAlloc(BIF_P, 3); res = make_tuple(hp); *hp++ = make_arityval(2); *hp++ = am_ok; - *hp++ = value; + *hp++ = *value; BIF_RET(res); } @@ -150,52 +169,22 @@ BIF_RETTYPE maps_find_2(BIF_ALIST_2) { } BIF_ERROR(BIF_P, BADARG); } + /* maps:get/2 * return value if key *matches* a key in the map * exception bad_key if none matches */ - -int erts_maps_get(Eterm key, Eterm map, Eterm *value) { - Eterm *ks,*vs; - map_t *mp; - Uint n,i; - - mp = (map_t*)map_val(map); - n = map_get_size(mp); - - if (n == 0) - return 0; - - ks = map_get_keys(mp); - vs = map_get_values(mp); - - if (is_immed(key)) { - for( i = 0; i < n; i++) { - if (ks[i] == key) { - *value = vs[i]; - return 1; - } - } - } - - for( i = 0; i < n; i++) { - if (EQ(ks[i], key)) { - *value = vs[i]; - return 1; - } - } - return 0; -} - BIF_RETTYPE maps_get_2(BIF_ALIST_2) { if (is_map(BIF_ARG_2)) { Eterm *hp; - Eterm value, error; + Eterm error; + const Eterm *value; char *s_error; - if (erts_maps_get(BIF_ARG_1, BIF_ARG_2, &value)) { - BIF_RET(value); + value = erts_maps_get(BIF_ARG_1, BIF_ARG_2); + if (value) { + BIF_RET(*value); } s_error = "bad_key"; diff --git a/erts/emulator/beam/erl_map.h b/erts/emulator/beam/erl_map.h index cfacb2ec28..2e02ca4677 100644 --- a/erts/emulator/beam/erl_map.h +++ b/erts/emulator/beam/erl_map.h @@ -64,9 +64,17 @@ typedef struct map_s { Eterm erts_maps_put(Process *p, Eterm key, Eterm value, Eterm map); int erts_maps_update(Process *p, Eterm key, Eterm value, Eterm map, Eterm *res); -int erts_maps_find(Eterm key, Eterm map, Eterm *value); -int erts_maps_get(Eterm key, Eterm map, Eterm *value); int erts_maps_remove(Process *p, Eterm key, Eterm map, Eterm *res); int erts_validate_and_sort_map(map_t* map); + +#if HALFWORD_HEAP +const Eterm * +erts_maps_get_rel(Eterm key, Eterm map, Eterm *map_base); +# define erts_maps_get(A, B) erts_maps_get_rel(A, B, NULL) +#else +const Eterm * +erts_maps_get(Eterm key, Eterm map); +# define erts_maps_get_rel(A, B, B_BASE) erts_maps_get(A, B) #endif +#endif diff --git a/erts/emulator/beam/erl_mtrace.c b/erts/emulator/beam/erl_mtrace.c index c8bb126687..fa1bde1c87 100644 --- a/erts/emulator/beam/erl_mtrace.c +++ b/erts/emulator/beam/erl_mtrace.c @@ -627,7 +627,7 @@ erts_mtrace_install_wrapper_functions(void) if (erts_mtrace_enabled) { int i; /* Install trace functions */ - ASSERT(sizeof(erts_allctrs) == sizeof(real_allctrs)); + ERTS_CT_ASSERT(sizeof(erts_allctrs) == sizeof(real_allctrs)); sys_memcpy((void *) real_allctrs, (void *) erts_allctrs, diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index adc3520ebb..198acfd128 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -551,9 +551,7 @@ int enif_alloc_binary(size_t size, ErlNifBinary* bin) if (refbin == NULL) { return 0; /* The NIF must take action */ } - refbin->flags = BIN_FLAG_DRV; /* BUGBUG: Flag? */ erts_refc_init(&refbin->refc, 1); - refbin->orig_size = (SWord) size; bin->size = size; bin->data = (unsigned char*) refbin->orig_bytes; @@ -573,7 +571,6 @@ int enif_realloc_binary(ErlNifBinary* bin, size_t size) if (!newbin) { return 0; } - newbin->orig_size = size; bin->ref_bin = newbin; bin->data = (unsigned char*) newbin->orig_bytes; bin->size = size; @@ -1958,10 +1955,16 @@ int enif_get_map_value(ErlNifEnv* env, Eterm key, Eterm *value) { + const Eterm *ret; if (is_not_map(map)) { return 0; } - return erts_maps_get(key, map, value); + ret = erts_maps_get(key, map); + if (ret) { + *value = *ret; + return 1; + } + return 0; } int enif_make_map_update(ErlNifEnv* env, diff --git a/erts/emulator/beam/erl_printf_term.c b/erts/emulator/beam/erl_printf_term.c index d18760dc43..c982dc2080 100644 --- a/erts/emulator/beam/erl_printf_term.c +++ b/erts/emulator/beam/erl_printf_term.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2013. All Rights Reserved. + * Copyright Ericsson AB 2005-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -25,6 +25,7 @@ #include "sys.h" #include "big.h" #include "erl_map.h" +#include "erl_binary.h" #define PRINT_CHAR(CNT, FN, ARG, C) \ do { \ @@ -138,6 +139,25 @@ is_printable_string(Eterm list, Eterm* base) return 0; } +static int is_printable_ascii(byte* bytep, Uint bytesize, Uint bitoffs) +{ + if (!bitoffs) { + while (bytesize--) { + if (*bytep < ' ' || *bytep >= 127) + return 0; + bytep++; + } + } else { + while (bytesize--) { + byte octet = (bytep[0] << bitoffs) | (bytep[1] >> (8-bitoffs)); + if (octet < ' ' || octet >= 127) + return 0; + bytep++; + } + } + return 1; +} + /* print a atom doing what quoting is necessary */ static int print_atom_name(fmtfn_t fn, void* arg, Eterm atom, long *dcount) { @@ -283,13 +303,9 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount, tl = CDR(cons); if (is_not_nil(tl)) { if (is_list(tl)) { - WSTACK_PUSH(s, tl); - WSTACK_PUSH(s, PRT_ONE_CONS); - WSTACK_PUSH(s, PRT_COMMA); + WSTACK_PUSH3(s, tl, PRT_ONE_CONS, PRT_COMMA); } else { - WSTACK_PUSH(s, tl); - WSTACK_PUSH(s, PRT_TERM); - WSTACK_PUSH(s, PRT_BAR); + WSTACK_PUSH3(s, tl, PRT_TERM, PRT_BAR); } } } @@ -299,9 +315,7 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount, break; default: /* PRT_LAST_ARRAY_ELEMENT+1 and upwards */ obj = *popped.ptr; - WSTACK_PUSH(s, (UWord) (popped.ptr + 1)); - WSTACK_PUSH(s, val-1); - WSTACK_PUSH(s, PRT_COMMA); + WSTACK_PUSH3(s, (UWord) (popped.ptr + 1), val-1, PRT_COMMA); break; } break; @@ -431,8 +445,7 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount, WSTACK_PUSH(s,PRT_CLOSE_TUPLE); ++nobj; if (i > 0) { - WSTACK_PUSH(s, (UWord) nobj); - WSTACK_PUSH(s, PRT_LAST_ARRAY_ELEMENT+i-1); + WSTACK_PUSH2(s, (UWord) nobj, PRT_LAST_ARRAY_ELEMENT+i-1); } break; case FLOAT_DEF: { @@ -446,13 +459,65 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount, PRINT_STRING(res, fn, arg, "#MatchState"); } else { - ProcBin* pb = (ProcBin *) binary_val(wobj); - if (pb->size == 1) - PRINT_STRING(res, fn, arg, "<<1 byte>>"); - else { + byte* bytep; + Uint bytesize = binary_size_rel(obj,obj_base); + Uint bitoffs; + Uint bitsize; + byte octet; + ERTS_GET_BINARY_BYTES_REL(obj, bytep, bitoffs, bitsize, obj_base); + + if (bitsize || !bytesize + || !is_printable_ascii(bytep, bytesize, bitoffs)) { + int is_first = 1; PRINT_STRING(res, fn, arg, "<<"); - PRINT_UWORD(res, fn, arg, 'u', 0, 1, (ErlPfUWord) pb->size); - PRINT_STRING(res, fn, arg, " bytes>>"); + while (bytesize) { + if (is_first) + is_first = 0; + else + PRINT_CHAR(res, fn, arg, ','); + if (bitoffs) + octet = (bytep[0] << bitoffs) | (bytep[1] >> (8-bitoffs)); + else + octet = bytep[0]; + PRINT_UWORD(res, fn, arg, 'u', 0, 1, octet); + ++bytep; + --bytesize; + } + if (bitsize) { + Uint bits = bitoffs + bitsize; + octet = bytep[0]; + if (bits < 8) + octet >>= 8 - bits; + else if (bits > 8) { + bits -= 8; /* bits in last byte */ + octet <<= bits; + octet |= bytep[1] >> (8 - bits); + } + octet &= (1 << bitsize) - 1; + if (is_first) + is_first = 0; + else + PRINT_CHAR(res, fn, arg, ','); + PRINT_UWORD(res, fn, arg, 'u', 0, 1, octet); + PRINT_CHAR(res, fn, arg, ':'); + PRINT_UWORD(res, fn, arg, 'u', 0, 1, bitsize); + } + PRINT_STRING(res, fn, arg, ">>"); + } + else { + PRINT_STRING(res, fn, arg, "<<\""); + while (bytesize) { + if (bitoffs) + octet = (bytep[0] << bitoffs) | (bytep[1] >> (8-bitoffs)); + else + octet = bytep[0]; + if (octet == '"') + PRINT_CHAR(res, fn, arg, '\\'); + PRINT_CHAR(res, fn, arg, octet); + ++bytep; + --bytesize; + } + PRINT_STRING(res, fn, arg, "\">>"); } } break; @@ -502,19 +567,10 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount, WSTACK_PUSH(s, PRT_CLOSE_TUPLE); if (n > 0) { n--; - WSTACK_PUSH(s, vs[n]); - WSTACK_PUSH(s, PRT_TERM); - WSTACK_PUSH(s, PRT_ASSOC); - WSTACK_PUSH(s, ks[n]); - WSTACK_PUSH(s, PRT_TERM); - + WSTACK_PUSH5(s, vs[n], PRT_TERM, PRT_ASSOC, ks[n], PRT_TERM); while (n--) { - WSTACK_PUSH(s, PRT_COMMA); - WSTACK_PUSH(s, vs[n]); - WSTACK_PUSH(s, PRT_TERM); - WSTACK_PUSH(s, PRT_ASSOC); - WSTACK_PUSH(s, ks[n]); - WSTACK_PUSH(s, PRT_TERM); + WSTACK_PUSH6(s, PRT_COMMA, vs[n], PRT_TERM, PRT_ASSOC, + ks[n], PRT_TERM); } } } @@ -538,7 +594,7 @@ erts_printf_term(fmtfn_t fn, void* arg, ErlPfEterm term, long precision, ErlPfEterm* term_base) { int res; - ASSERT(sizeof(ErlPfEterm) == sizeof(Eterm)); + ERTS_CT_ASSERT(sizeof(ErlPfEterm) == sizeof(Eterm)); res = print_term(fn, arg, (Eterm)term, &precision, (Eterm*)term_base); if (res < 0) diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index f84677dea4..ba09ee57c2 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -152,7 +152,7 @@ extern BeamInstr beam_continue_exit[]; /* Eager check I/O not supported on OSE yet. */ int erts_eager_check_io = 0; #else -int erts_eager_check_io = 0; +int erts_eager_check_io = 1; #endif int erts_sched_compact_load; int erts_sched_balance_util = 0; @@ -457,8 +457,7 @@ do { \ static void exec_misc_ops(ErtsRunQueue *); static void print_function_from_pc(int to, void *to_arg, BeamInstr* x); -static int stack_element_dump(int to, void *to_arg, Process* p, Eterm* sp, - int yreg); +static int stack_element_dump(int to, void *to_arg, Eterm* sp, int yreg); static void aux_work_timeout(void *unused); static void aux_work_timeout_early_init(int no_schedulers); @@ -716,72 +715,24 @@ sched_wall_time_ts(void) #if ERTS_HAVE_SCHED_UTIL_BALANCING_SUPPORT -#ifdef ARCH_64 - -static ERTS_INLINE Uint64 -aschedtime_read(ErtsAtomicSchedTime *var) -{ - return (Uint64) erts_atomic_read_nob((erts_atomic_t *) var); -} - -static ERTS_INLINE void -aschedtime_set(ErtsAtomicSchedTime *var, Uint64 val) -{ - erts_atomic_set_nob((erts_atomic_t *) var, (erts_aint_t) val); -} - -static ERTS_INLINE void -aschedtime_init(ErtsAtomicSchedTime *var) -{ - erts_atomic_init_nob((erts_atomic_t *) var, (erts_aint_t) 0); -} - -#elif defined(ARCH_32) - static ERTS_INLINE Uint64 aschedtime_read(ErtsAtomicSchedTime *var) { - erts_dw_aint_t dw; - erts_dw_atomic_read_nob((erts_dw_atomic_t *) var, &dw); -#ifdef ETHR_SU_DW_NAINT_T__ - return (Uint64) dw.dw_sint; -#else - { - Uint64 res; - res = (Uint64) ((Uint32) dw.sint[ERTS_DW_AINT_HIGH_WORD]); - res <<= 32; - res |= (Uint64) ((Uint32) dw.sint[ERTS_DW_AINT_LOW_WORD]); - return res; - } -#endif + return (Uint64) erts_atomic64_read_nob((erts_atomic64_t *) var); } static ERTS_INLINE void aschedtime_set(ErtsAtomicSchedTime *var, Uint64 val) { - erts_dw_aint_t dw; -#ifdef ETHR_SU_DW_NAINT_T__ - dw.dw_sint = (ETHR_SU_DW_NAINT_T__) val; -#else - dw.sint[ERTS_DW_AINT_LOW_WORD] = (erts_aint_t) (val & 0xffffffff); - dw.sint[ERTS_DW_AINT_HIGH_WORD] = (erts_aint_t) ((val >> 32) & 0xffffffff); -#endif - erts_dw_atomic_set_nob((erts_dw_atomic_t *) var, &dw); + erts_atomic64_set_nob((erts_atomic64_t *) var, (erts_aint64_t) val); } static ERTS_INLINE void aschedtime_init(ErtsAtomicSchedTime *var) { - erts_dw_aint_t dw; - dw.sint[ERTS_DW_AINT_LOW_WORD] = (erts_aint_t) 0; - dw.sint[ERTS_DW_AINT_HIGH_WORD] = (erts_aint_t) 0; - erts_dw_atomic_init_nob((erts_dw_atomic_t *) var, &dw); + erts_atomic64_init_nob((erts_atomic64_t *) var, (erts_aint64_t) 0); } -#else -# error :-/ -#endif - #define ERTS_GET_AVG_MAX_UNLOCKED_TRY 50 #define ERTS_SCHED_AVG_UTIL_WRITE_MARKER (~((Uint64) 0)) @@ -2366,7 +2317,6 @@ erts_active_schedulers(void) ERTS_ATOMIC_FOREACH_RUNQ(rq, as -= abs(rq->waiting)); - ASSERT(as >= 0); return as; } @@ -7883,23 +7833,17 @@ erts_start_schedulers(void) Uint actual; Uint wanted = erts_no_schedulers; Uint wanted_no_schedulers = erts_no_schedulers; + char name[16]; ethr_thr_opts opts = ETHR_THR_OPTS_DEFAULT_INITER; opts.detached = 1; -#ifdef ETHR_HAVE_THREAD_NAMES - opts.name = malloc(80); - if (!opts.name) { - ERTS_INTERNAL_ERROR("malloc failed to allocate memory!"); - } -#endif + opts.name = name; #ifdef ERTS_SMP if (erts_runq_supervision_interval) { opts.suggested_stack_size = 16; -#ifdef ETHR_HAVE_THREAD_NAMES - sprintf(opts.name, "runq_supervisor"); -#endif + erts_snprintf(opts.name, 16, "runq_supervisor"); erts_atomic_init_nob(&runq_supervisor_sleeping, 0); if (0 != ethr_event_init(&runq_supervision_event)) erl_exit(1, "Failed to create run-queue supervision event\n"); @@ -7926,9 +7870,7 @@ erts_start_schedulers(void) ASSERT(actual == esdp->no - 1); -#ifdef ETHR_HAVE_THREAD_NAMES - sprintf(opts.name, "scheduler_%d", actual + 1); -#endif + erts_snprintf(opts.name, 16, "%lu_scheduler", actual + 1); #ifdef __OSE__ /* This should be done in the bind strategy */ @@ -7950,18 +7892,14 @@ erts_start_schedulers(void) int ix; for (ix = 0; ix < erts_no_dirty_cpu_schedulers; ix++) { ErtsSchedulerData *esdp = ERTS_DIRTY_CPU_SCHEDULER_IX(ix); -#ifdef ETHR_HAVE_THREAD_NAMES - sprintf(opts.name,"dirty_cpu_scheduler_%d", ix + 1); -#endif + erts_snprintf(opts.name, 16, "%d_dirty_cpu_scheduler", ix + 1); res = ethr_thr_create(&esdp->tid,sched_dirty_cpu_thread_func,(void*)esdp,&opts); if (res != 0) erl_exit(1, "Failed to create dirty cpu scheduler thread %d\n", ix); } for (ix = 0; ix < erts_no_dirty_io_schedulers; ix++) { ErtsSchedulerData *esdp = ERTS_DIRTY_IO_SCHEDULER_IX(ix); -#ifdef ETHR_HAVE_THREAD_NAMES - sprintf(opts.name,"dirty_io_scheduler_%d", ix + 1); -#endif + erts_snprintf(opts.name, 16, "%d_dirty_io_scheduler", ix + 1); res = ethr_thr_create(&esdp->tid,sched_dirty_io_thread_func,(void*)esdp,&opts); if (res != 0) erl_exit(1, "Failed to create dirty io scheduler thread %d\n", ix); @@ -7972,9 +7910,7 @@ erts_start_schedulers(void) ERTS_THR_MEMORY_BARRIER; -#ifdef ETHR_HAVE_THREAD_NAMES - sprintf(opts.name, "aux"); -#endif + erts_snprintf(opts.name, 16, "aux"); #ifdef __OSE__ opts.coreNo = 0; @@ -8000,9 +7936,6 @@ erts_start_schedulers(void) erts_send_error_to_logger_nogl(dsbufp); } -#ifdef ETHR_HAVE_THREAD_NAMES - free(opts.name); -#endif } #endif /* ERTS_SMP */ @@ -10484,7 +10417,7 @@ alloc_process(ErtsRunQueue *rq, erts_aint32_t state) init_arg.run_queue = rq; init_arg.state = state; - ASSERT(((char *) p) == ((char *) &p->common)); + ERTS_CT_ASSERT(offsetof(Process,common) == 0); if (!erts_ptab_new_element(&erts_proc, &p->common, @@ -12203,7 +12136,7 @@ erts_stack_dump(int to, void *to_arg, Process *p) } erts_program_counter_info(to, to_arg, p); for (sp = p->stop; sp < STACK_START(p); sp++) { - yreg = stack_element_dump(to, to_arg, p, sp, yreg); + yreg = stack_element_dump(to, to_arg, sp, yreg); } } @@ -12260,7 +12193,7 @@ print_function_from_pc(int to, void *to_arg, BeamInstr* x) } static int -stack_element_dump(int to, void *to_arg, Process* p, Eterm* sp, int yreg) +stack_element_dump(int to, void *to_arg, Eterm* sp, int yreg) { Eterm x = *sp; @@ -12289,6 +12222,214 @@ stack_element_dump(int to, void *to_arg, Process* p, Eterm* sp, int yreg) } /* + * Print scheduler information + */ +void +erts_print_scheduler_info(int to, void *to_arg, ErtsSchedulerData *esdp) { + int i; + erts_aint32_t flg; + Process *p; + + erts_print(to, to_arg, "=scheduler:%u\n", esdp->no); + +#ifdef ERTS_SMP + flg = erts_smp_atomic32_read_dirty(&esdp->ssi->flags); + erts_print(to, to_arg, "Scheduler Sleep Info Flags: "); + for (i = 0; i < ERTS_SSI_FLGS_MAX && flg; i++) { + erts_aint32_t chk = (1 << i); + if (flg & chk) { + switch (chk) { + case ERTS_SSI_FLG_SLEEPING: + erts_print(to, to_arg, "SLEEPING"); break; + case ERTS_SSI_FLG_POLL_SLEEPING: + erts_print(to, to_arg, "POLL_SLEEPING"); break; + case ERTS_SSI_FLG_TSE_SLEEPING: + erts_print(to, to_arg, "TSE_SLEEPING"); break; + case ERTS_SSI_FLG_WAITING: + erts_print(to, to_arg, "WAITING"); break; + case ERTS_SSI_FLG_SUSPENDED: + erts_print(to, to_arg, "SUSPENDED"); break; + default: + erts_print(to, to_arg, "UNKNOWN(%d)", flg); break; + } + if (flg > chk) + erts_print(to, to_arg, " | "); + flg -= chk; + } + } + erts_print(to, to_arg, "\n"); +#endif + + flg = erts_atomic32_read_dirty(&esdp->ssi->aux_work); + erts_print(to, to_arg, "Scheduler Sleep Info Aux Work: "); + for (i = 0; i < ERTS_SSI_AUX_WORK_MAX && flg; i++) { + erts_aint32_t chk = (1 << i); + if (flg & chk) { + switch (chk) { + case ERTS_SSI_AUX_WORK_DELAYED_AW_WAKEUP: + erts_print(to, to_arg, "DELAYED_AW_WAKEUP"); break; + case ERTS_SSI_AUX_WORK_DD: + erts_print(to, to_arg, "DELAYED_DEALLOC"); break; + case ERTS_SSI_AUX_WORK_DD_THR_PRGR: + erts_print(to, to_arg, "DELAYED_DEALLOC_THR_PRGR"); break; + case ERTS_SSI_AUX_WORK_FIX_ALLOC_DEALLOC: + erts_print(to, to_arg, "FIX_ALLOC_DEALLOC"); break; + case ERTS_SSI_AUX_WORK_FIX_ALLOC_LOWER_LIM: + erts_print(to, to_arg, "FIX_ALLOC_LOWER_LIM"); break; + case ERTS_SSI_AUX_WORK_THR_PRGR_LATER_OP: + erts_print(to, to_arg, "THR_PRGR_LATER_OP"); break; + case ERTS_SSI_AUX_WORK_ASYNC_READY: + erts_print(to, to_arg, "ASYNC_READY"); break; + case ERTS_SSI_AUX_WORK_ASYNC_READY_CLEAN: + erts_print(to, to_arg, "ASYNC_READY_CLEAN"); break; + case ERTS_SSI_AUX_WORK_MISC_THR_PRGR: + erts_print(to, to_arg, "MISC_THR_PRGR"); break; + case ERTS_SSI_AUX_WORK_MISC: + erts_print(to, to_arg, "MISC"); break; + case ERTS_SSI_AUX_WORK_CHECK_CHILDREN: + erts_print(to, to_arg, "CHECK_CHILDREN"); break; + case ERTS_SSI_AUX_WORK_SET_TMO: + erts_print(to, to_arg, "SET_TMO"); break; + case ERTS_SSI_AUX_WORK_MSEG_CACHE_CHECK: + erts_print(to, to_arg, "MSEG_CACHE_CHECK"); break; + case ERTS_SSI_AUX_WORK_REAP_PORTS: + erts_print(to, to_arg, "REAP_PORTS"); break; + default: + erts_print(to, to_arg, "UNKNOWN(%d)", flg); break; + } + if (flg > chk) + erts_print(to, to_arg, " | "); + flg -= chk; + } + } + erts_print(to, to_arg, "\n"); + + erts_print(to, to_arg, "Current Port: "); + if (esdp->current_port) + erts_print(to, to_arg, "%T", esdp->current_port->common.id); + erts_print(to, to_arg, "\n"); + + p = esdp->current_process; + erts_print(to, to_arg, "Current Process: "); + if (esdp->current_process && !(ERTS_TRACE_FLAGS(p) & F_SENSITIVE)) { + flg = erts_smp_atomic32_read_dirty(&p->state); + erts_print(to, to_arg, "%T\n", p->common.id); + + erts_print(to, to_arg, "Current Process State: "); + erts_dump_process_state(to, to_arg, flg); + + erts_print(to, to_arg, "Current Process Internal State: "); + erts_dump_extended_process_state(to, to_arg, flg); + + erts_print(to, to_arg, "Current Process Program counter: %p (", p->i); + print_function_from_pc(to, to_arg, p->i); + erts_print(to, to_arg, ")\n"); + erts_print(to, to_arg, "Current Process CP: %p (", p->cp); + print_function_from_pc(to, to_arg, p->cp); + erts_print(to, to_arg, ")\n"); + + /* Getting this stacktrace can segfault if we are very very + unlucky if called while a process is being garbage collected. + Therefore we only call this on other schedulers if we either + have protection against segfaults, or we know that the process + is not garbage collecting. It *should* always be safe to call + on a process owned by us, even if it is currently being garbage + collected. + */ + erts_print(to, to_arg, "Current Process Limited Stack Trace:\n"); + erts_limited_stack_trace(to, to_arg, p); + } else + erts_print(to, to_arg, "\n"); + + for (i = 0; i < ERTS_NO_PROC_PRIO_LEVELS; i++) { + erts_print(to, to_arg, "Run Queue "); + switch (i) { + case PRIORITY_MAX: + erts_print(to, to_arg, "Max "); + break; + case PRIORITY_HIGH: + erts_print(to, to_arg, "High "); + break; + case PRIORITY_NORMAL: + erts_print(to, to_arg, "Normal "); + break; + case PRIORITY_LOW: + erts_print(to, to_arg, "Low "); + break; + default: + erts_print(to, to_arg, "Unknown "); + break; + } + erts_print(to, to_arg, "Length: %d\n", + erts_smp_atomic32_read_dirty(&esdp->run_queue->procs.prio_info[i].len)); + } + erts_print(to, to_arg, "Run Queue Port Length: %d\n", + erts_smp_atomic32_read_dirty(&esdp->run_queue->ports.info.len)); + + flg = erts_smp_atomic32_read_dirty(&esdp->run_queue->flags); + erts_print(to, to_arg, "Run Queue Flags: "); + for (i = 0; i < ERTS_RUNQ_FLG_MAX && flg; i++) { + erts_aint32_t chk = (1 << i); + if (flg & chk) { + switch (chk) { + case (1 << PRIORITY_MAX): + erts_print(to, to_arg, "NONEMPTY_MAX"); break; + case (1 << PRIORITY_HIGH): + erts_print(to, to_arg, "NONEMPTY_HIGH"); break; + case (1 << PRIORITY_NORMAL): + erts_print(to, to_arg, "NONEMPTY_NORMAL"); break; + case (1 << PRIORITY_LOW): + erts_print(to, to_arg, "NONEMPTY_LOW"); break; + case (1 << (PRIORITY_MAX + ERTS_RUNQ_FLGS_EMIGRATE_SHFT)): + erts_print(to, to_arg, "EMIGRATE_MAX"); break; + case (1 << (PRIORITY_HIGH + ERTS_RUNQ_FLGS_EMIGRATE_SHFT)): + erts_print(to, to_arg, "EMIGRATE_HIGH"); break; + case (1 << (PRIORITY_NORMAL + ERTS_RUNQ_FLGS_EMIGRATE_SHFT)): + erts_print(to, to_arg, "EMIGRATE_NORMAL"); break; + case (1 << (PRIORITY_LOW + ERTS_RUNQ_FLGS_EMIGRATE_SHFT)): + erts_print(to, to_arg, "EMIGRATE_LOW"); break; + case (1 << (PRIORITY_MAX + ERTS_RUNQ_FLGS_IMMIGRATE_SHFT)): + erts_print(to, to_arg, "IMMIGRATE_MAX"); break; + case (1 << (PRIORITY_HIGH + ERTS_RUNQ_FLGS_IMMIGRATE_SHFT)): + erts_print(to, to_arg, "IMMIGRATE_HIGH"); break; + case (1 << (PRIORITY_NORMAL + ERTS_RUNQ_FLGS_IMMIGRATE_SHFT)): + erts_print(to, to_arg, "IMMIGRATE_NORMAL"); break; + case (1 << (PRIORITY_LOW + ERTS_RUNQ_FLGS_IMMIGRATE_SHFT)): + erts_print(to, to_arg, "IMMIGRATE_LOW"); break; + case (1 << (PRIORITY_MAX + ERTS_RUNQ_FLGS_EVACUATE_SHFT)): + erts_print(to, to_arg, "EVACUATE_MAX"); break; + case (1 << (PRIORITY_HIGH + ERTS_RUNQ_FLGS_EVACUATE_SHFT)): + erts_print(to, to_arg, "EVACUATE_HIGH"); break; + case (1 << (PRIORITY_NORMAL + ERTS_RUNQ_FLGS_EVACUATE_SHFT)): + erts_print(to, to_arg, "EVACUATE_NORMAL"); break; + case (1 << (PRIORITY_LOW + ERTS_RUNQ_FLGS_EVACUATE_SHFT)): + erts_print(to, to_arg, "EVACUATE_LOW"); break; + case ERTS_RUNQ_FLG_OUT_OF_WORK: + erts_print(to, to_arg, "OUT_OF_WORK"); break; + case ERTS_RUNQ_FLG_HALFTIME_OUT_OF_WORK: + erts_print(to, to_arg, "HALFTIME_OUT_OF_WORK"); break; + case ERTS_RUNQ_FLG_SUSPENDED: + erts_print(to, to_arg, "SUSPENDED"); break; + case ERTS_RUNQ_FLG_CHK_CPU_BIND: + erts_print(to, to_arg, "CHK_CPU_BIND"); break; + case ERTS_RUNQ_FLG_INACTIVE: + erts_print(to, to_arg, "INACTIVE"); break; + case ERTS_RUNQ_FLG_NONEMPTY: + erts_print(to, to_arg, "NONEMPTY"); break; + case ERTS_RUNQ_FLG_PROTECTED: + erts_print(to, to_arg, "PROTECTED"); break; + default: + erts_print(to, to_arg, "UNKNOWN(%d)", flg); break; + } + if (flg > chk) + erts_print(to, to_arg, " | "); + flg -= chk; + } + } + erts_print(to, to_arg, "\n"); +} + +/* * A nice system halt closing all open port goes as follows: * 1) This function schedules the aux work ERTS_SSI_AUX_WORK_REAP_PORTS * on all schedulers, then schedules itself out. diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index 27a3a3553b..d12ac792af 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -58,6 +58,7 @@ typedef struct process Process; #include "external.h" #include "erl_mseg.h" #include "erl_async.h" +#include "erl_gc.h" #ifdef HIPE #include "hipe_process.h" @@ -169,6 +170,8 @@ extern int erts_sched_thread_suggested_stack_size; #define ERTS_RUNQ_FLG_PROTECTED \ (((Uint32) 1) << (ERTS_RUNQ_FLG_BASE2 + 6)) +#define ERTS_RUNQ_FLG_MAX (ERTS_RUNQ_FLG_BASE2 + 7) + #define ERTS_RUNQ_FLGS_MIGRATION_QMASKS \ (ERTS_RUNQ_FLGS_EMIGRATE_QMASK \ | ERTS_RUNQ_FLGS_IMMIGRATE_QMASK \ @@ -251,6 +254,8 @@ typedef enum { #define ERTS_SSI_FLG_WAITING (((erts_aint32_t) 1) << 3) #define ERTS_SSI_FLG_SUSPENDED (((erts_aint32_t) 1) << 4) +#define ERTS_SSI_FLGS_MAX 5 + #define ERTS_SSI_FLGS_SLEEP_TYPE \ (ERTS_SSI_FLG_TSE_SLEEPING|ERTS_SSI_FLG_POLL_SLEEPING) @@ -282,6 +287,8 @@ typedef enum { #define ERTS_SSI_AUX_WORK_MSEG_CACHE_CHECK (((erts_aint32_t) 1) << 12) #define ERTS_SSI_AUX_WORK_REAP_PORTS (((erts_aint32_t) 1) << 13) +#define ERTS_SSI_AUX_WORK_MAX 14 + typedef struct ErtsSchedulerSleepInfo_ ErtsSchedulerSleepInfo; #ifdef ERTS_DIRTY_SCHEDULERS @@ -351,13 +358,7 @@ typedef struct { #undef ERTS_HAVE_SCHED_UTIL_BALANCING_SUPPORT #define ERTS_HAVE_SCHED_UTIL_BALANCING_SUPPORT ERTS_HAVE_SCHED_UTIL_BALANCING_SUPPORT_OPT -#ifdef ARCH_64 -typedef erts_atomic_t ErtsAtomicSchedTime; -#elif defined(ARCH_32) -typedef erts_dw_atomic_t ErtsAtomicSchedTime; -#else -# error :-/ -#endif +typedef erts_atomic64_t ErtsAtomicSchedTime; #if ERTS_HAVE_SCHED_UTIL_BALANCING_SUPPORT typedef struct { @@ -489,11 +490,6 @@ typedef struct { } ErtsSchedWallTime; typedef struct { - Uint64 reclaimed; - Uint64 garbage_cols; -} ErtsGCInfo; - -typedef struct { int sched; erts_aint32_t aux_work; } ErtsDelayedAuxWorkWakeupJob; @@ -1085,6 +1081,9 @@ void erts_check_for_holes(Process* p); #define ERTS_PSFLG_DIRTY_IO_PROC ERTS_PSFLG_BIT(19) #define ERTS_PSFLG_DIRTY_CPU_PROC_IN_Q ERTS_PSFLG_BIT(20) #define ERTS_PSFLG_DIRTY_IO_PROC_IN_Q ERTS_PSFLG_BIT(21) +#define ERTS_PSFLG_MAX (ERTS_PSFLGS_ZERO_BIT_OFFSET + 22) +#else +#define ERTS_PSFLG_MAX (ERTS_PSFLGS_ZERO_BIT_OFFSET + 18) #endif #define ERTS_PSFLGS_IN_PRQ_MASK (ERTS_PSFLG_IN_PRQ_MAX \ @@ -1620,7 +1619,11 @@ void erts_cleanup_empty_process(Process* p); void erts_debug_verify_clean_empty_process(Process* p); #endif void erts_stack_dump(int to, void *to_arg, Process *); +void erts_limited_stack_trace(int to, void *to_arg, Process *); void erts_program_counter_info(int to, void *to_arg, Process *); +void erts_print_scheduler_info(int to, void *to_arg, ErtsSchedulerData *esdp); +void erts_dump_extended_process_state(int to, void *to_arg, erts_aint32_t psflg); +void erts_dump_process_state(int to, void *to_arg, erts_aint32_t psflg); Eterm erts_get_process_priority(Process *p); Eterm erts_set_process_priority(Process *p, Eterm prio); diff --git a/erts/emulator/beam/erl_process_dict.c b/erts/emulator/beam/erl_process_dict.c index 23e5bf737f..3ce707efda 100644 --- a/erts/emulator/beam/erl_process_dict.c +++ b/erts/emulator/beam/erl_process_dict.c @@ -82,6 +82,7 @@ static void pd_hash_erase(Process *p, Eterm id, Eterm *ret); static void pd_hash_erase_all(Process *p); static Eterm pd_hash_get_keys(Process *p, Eterm value); +static Eterm pd_hash_get_all_keys(Process *p, ProcDict *pd); static Eterm pd_hash_get_all(Process *p, ProcDict *pd); static Eterm pd_hash_put(Process *p, Eterm id, Eterm value); @@ -275,6 +276,16 @@ BIF_RETTYPE get_1(BIF_ALIST_1) BIF_RET(ret); } +BIF_RETTYPE get_keys_0(BIF_ALIST_0) +{ + Eterm ret; + + PD_CHECK(BIF_P->dictionary); + ret = pd_hash_get_all_keys(BIF_P,BIF_P->dictionary); + PD_CHECK(BIF_P->dictionary); + BIF_RET(ret); +} + BIF_RETTYPE get_keys_1(BIF_ALIST_1) { Eterm ret; @@ -412,6 +423,47 @@ Eterm erts_pd_hash_get(Process *p, Eterm id) return am_undefined; } +#define PD_GET_TKEY(Dst,Src) \ +do { \ + ASSERT(is_tuple((Src))); \ + ASSERT(arityval(*((Eterm*)tuple_val((Src)))) == 2); \ + (Dst) = ((Eterm*)tuple_val((Src)))[1]; \ +} while(0) + +static Eterm pd_hash_get_all_keys(Process *p, ProcDict *pd) { + Eterm* hp; + Eterm res = NIL; + Eterm tmp, tmp2; + unsigned int i; + unsigned int num; + + if (pd == NULL) { + return res; + } + + num = HASH_RANGE(pd); + hp = HAlloc(p, pd->numElements * 2); + + for (i = 0; i < num; ++i) { + tmp = ARRAY_GET(pd, i); + if (is_boxed(tmp)) { + PD_GET_TKEY(tmp,tmp); + res = CONS(hp, tmp, res); + hp += 2; + } else if (is_list(tmp)) { + while (tmp != NIL) { + tmp2 = TCAR(tmp); + PD_GET_TKEY(tmp2,tmp2); + res = CONS(hp, tmp2, res); + hp += 2; + tmp = TCDR(tmp); + } + } + } + return res; +} +#undef PD_GET_TKEY + static Eterm pd_hash_get_keys(Process *p, Eterm value) { Eterm *hp; diff --git a/erts/emulator/beam/erl_process_dump.c b/erts/emulator/beam/erl_process_dump.c index 2f3cf23b00..36bb6b2f0e 100644 --- a/erts/emulator/beam/erl_process_dump.c +++ b/erts/emulator/beam/erl_process_dump.c @@ -43,8 +43,9 @@ static void dump_process_info(int to, void *to_arg, Process *p); static void dump_element(int to, void *to_arg, Eterm x); static void dump_dist_ext(int to, void *to_arg, ErtsDistExternal *edep); static void dump_element_nl(int to, void *to_arg, Eterm x); -static int stack_element_dump(int to, void *to_arg, Process* p, Eterm* sp, +static int stack_element_dump(int to, void *to_arg, Eterm* sp, int yreg); +static void stack_trace_dump(int to, void *to_arg, Eterm* sp); static void print_function_from_pc(int to, void *to_arg, BeamInstr* x); static void heap_dump(int to, void *to_arg, Eterm x); static void dump_binaries(int to, void *to_arg, Binary* root); @@ -148,7 +149,7 @@ dump_process_info(int to, void *to_arg, Process *p) if ((ERTS_TRACE_FLAGS(p) & F_SENSITIVE) == 0) { erts_print(to, to_arg, "=proc_stack:%T\n", p->common.id); for (sp = p->stop; sp < STACK_START(p); sp++) { - yreg = stack_element_dump(to, to_arg, p, sp, yreg); + yreg = stack_element_dump(to, to_arg, sp, yreg); } erts_print(to, to_arg, "=proc_heap:%T\n", p->common.id); @@ -243,9 +244,65 @@ dump_element_nl(int to, void *to_arg, Eterm x) erts_putc(to, to_arg, '\n'); } +static void +stack_trace_dump(int to, void *to_arg, Eterm *sp) { + Eterm x = *sp; + if (is_CP(x)) { + erts_print(to, to_arg, "%p:", sp); + erts_print(to, to_arg, "SReturn addr 0x%X (", cp_val(x)); + print_function_from_pc(to, to_arg, cp_val(x)); + erts_print(to, to_arg, ")\n"); + } +} + +void +erts_limited_stack_trace(int to, void *to_arg, Process *p) +{ + Eterm* sp; + + + if (ERTS_TRACE_FLAGS(p) & F_SENSITIVE) { + return; + } + + if (STACK_START(p) < STACK_TOP(p)) { + return; + } + + if ((STACK_START(p) - STACK_TOP(p)) < 512) { + if (erts_sys_is_area_readable((char*)STACK_TOP(p), + (char*)STACK_START(p))) + for (sp = STACK_TOP(p); sp < STACK_START(p); sp++) + stack_trace_dump(to, to_arg, sp); + else + erts_print(to, to_arg, "Could not read from stack memory: %p - %p\n", + STACK_TOP(p), STACK_START(p)); + } else { + sp = STACK_TOP(p); + if (erts_sys_is_area_readable((char*)STACK_TOP(p), + (char*)(STACK_TOP(p) + 25))) + for (; sp < (STACK_TOP(p) + 256); sp++) + stack_trace_dump(to, to_arg, sp); + else + erts_print(to, to_arg, "Could not read from stack memory: %p - %p\n", + STACK_TOP(p), STACK_TOP(p) + 256); + + erts_print(to, to_arg, "%p: skipping %d frames\n", + sp, STACK_START(p) - STACK_TOP(p) - 512); + + if (erts_sys_is_area_readable((char*)(STACK_START(p) - 256), + (char*)STACK_START(p))) + for (sp = STACK_START(p) - 256; sp < STACK_START(p); sp++) + stack_trace_dump(to, to_arg, sp); + else + erts_print(to, to_arg, "Could not read from stack memory: %p - %p\n", + STACK_START(p) - 256, STACK_START(p)); + } + +} static int -stack_element_dump(int to, void *to_arg, Process* p, Eterm* sp, int yreg) +stack_element_dump(int to, void *to_arg, Eterm* sp, int yreg) { Eterm x = *sp; @@ -508,3 +565,114 @@ dump_externally(int to, void *to_arg, Eterm term) erts_print(to, to_arg, "%02X", *s++); } } + +void erts_dump_process_state(int to, void *to_arg, erts_aint32_t psflg) { + if (psflg & ERTS_PSFLG_FREE) + erts_print(to, to_arg, "Non Existing\n"); /* Should never happen */ + else if (psflg & ERTS_PSFLG_EXITING) + erts_print(to, to_arg, "Exiting\n"); + else if (psflg & ERTS_PSFLG_GC) { + erts_print(to, to_arg, "Garbing\n"); + } + else if (psflg & ERTS_PSFLG_SUSPENDED) + erts_print(to, to_arg, "Suspended\n"); + else if (psflg & ERTS_PSFLG_RUNNING) { + erts_print(to, to_arg, "Running\n"); + } + else if (psflg & ERTS_PSFLG_ACTIVE) + erts_print(to, to_arg, "Scheduled\n"); + else + erts_print(to, to_arg, "Waiting\n"); +} + +void +erts_dump_extended_process_state(int to, void *to_arg, erts_aint32_t psflg) { + + int i; + + switch (ERTS_PSFLGS_GET_ACT_PRIO(psflg)) { + case PRIORITY_MAX: erts_print(to, to_arg, "ACT_PRIO_MAX | "); break; + case PRIORITY_HIGH: erts_print(to, to_arg, "ACT_PRIO_HIGH | "); break; + case PRIORITY_NORMAL: erts_print(to, to_arg, "ACT_PRIO_NORMAL | "); break; + case PRIORITY_LOW: erts_print(to, to_arg, "ACT_PRIO_LOW | "); break; + } + switch (ERTS_PSFLGS_GET_USR_PRIO(psflg)) { + case PRIORITY_MAX: erts_print(to, to_arg, "USR_PRIO_MAX | "); break; + case PRIORITY_HIGH: erts_print(to, to_arg, "USR_PRIO_HIGH | "); break; + case PRIORITY_NORMAL: erts_print(to, to_arg, "USR_PRIO_NORMAL | "); break; + case PRIORITY_LOW: erts_print(to, to_arg, "USR_PRIO_LOW | "); break; + } + switch (ERTS_PSFLGS_GET_PRQ_PRIO(psflg)) { + case PRIORITY_MAX: erts_print(to, to_arg, "PRQ_PRIO_MAX"); break; + case PRIORITY_HIGH: erts_print(to, to_arg, "PRQ_PRIO_HIGH"); break; + case PRIORITY_NORMAL: erts_print(to, to_arg, "PRQ_PRIO_NORMAL"); break; + case PRIORITY_LOW: erts_print(to, to_arg, "PRQ_PRIO_LOW"); break; + } + + psflg &= ~(ERTS_PSFLGS_ACT_PRIO_MASK | + ERTS_PSFLGS_USR_PRIO_MASK | + ERTS_PSFLGS_PRQ_PRIO_MASK); + + if (psflg) + erts_print(to, to_arg, " | "); + + for (i = 0; i < ERTS_PSFLG_MAX && psflg; i++) { + erts_aint32_t chk = (1 << i); + if (psflg & chk) { + switch (chk) { + case ERTS_PSFLG_IN_PRQ_MAX: + erts_print(to, to_arg, "IN_PRQ_MAX"); break; + case ERTS_PSFLG_IN_PRQ_HIGH: + erts_print(to, to_arg, "IN_PRQ_HIGH"); break; + case ERTS_PSFLG_IN_PRQ_NORMAL: + erts_print(to, to_arg, "IN_PRQ_NORMAL"); break; + case ERTS_PSFLG_IN_PRQ_LOW: + erts_print(to, to_arg, "IN_PRQ_LOW"); break; + case ERTS_PSFLG_FREE: + erts_print(to, to_arg, "FREE"); break; + case ERTS_PSFLG_EXITING: + erts_print(to, to_arg, "EXITING"); break; + case ERTS_PSFLG_PENDING_EXIT: + erts_print(to, to_arg, "PENDING_EXIT"); break; + case ERTS_PSFLG_ACTIVE: + erts_print(to, to_arg, "ACTIVE"); break; + case ERTS_PSFLG_IN_RUNQ: + erts_print(to, to_arg, "IN_RUNQ"); break; + case ERTS_PSFLG_RUNNING: + erts_print(to, to_arg, "RUNNING"); break; + case ERTS_PSFLG_SUSPENDED: + erts_print(to, to_arg, "SUSPENDED"); break; + case ERTS_PSFLG_GC: + erts_print(to, to_arg, "GC"); break; + case ERTS_PSFLG_BOUND: + erts_print(to, to_arg, "BOUND"); break; + case ERTS_PSFLG_TRAP_EXIT: + erts_print(to, to_arg, "TRAP_EXIT"); break; + case ERTS_PSFLG_ACTIVE_SYS: + erts_print(to, to_arg, "ACTIVE_SYS"); break; + case ERTS_PSFLG_RUNNING_SYS: + erts_print(to, to_arg, "RUNNING_SYS"); break; + case ERTS_PSFLG_PROXY: + erts_print(to, to_arg, "PROXY"); break; + case ERTS_PSFLG_DELAYED_SYS: + erts_print(to, to_arg, "DELAYED_SYS"); break; +#ifdef ERTS_DIRTY_SCHEDULERS + case ERTS_PSFLG_DIRTY_CPU_PROC: + erts_print(to, to_arg, "DIRTY_CPU_PROC"); break; + case ERTS_PSFLG_DIRTY_IO_PROC: + erts_print(to, to_arg, "DIRTY_IO_PROC"); break; + case ERTS_PSFLG_DIRTY_CPU_PROC_IN_Q: + erts_print(to, to_arg, "DIRTY_CPU_PROC_IN_Q"); break; + case ERTS_PSFLG_DIRTY_IO_PROC_IN_Q: + erts_print(to, to_arg, "DIRTY_IO_PROC_IN_Q"); break; +#endif + default: + erts_print(to, to_arg, "UNKNOWN(%d)", chk); break; + } + if (psflg > chk) + erts_print(to, to_arg, " | "); + psflg -= chk; + } + } + erts_print(to, to_arg, "\n"); +} diff --git a/erts/emulator/beam/erl_ptab.c b/erts/emulator/beam/erl_ptab.c index eabf016081..02943ee683 100644 --- a/erts/emulator/beam/erl_ptab.c +++ b/erts/emulator/beam/erl_ptab.c @@ -280,124 +280,38 @@ struct ErtsPTabListBifData_ { }; -#ifdef ARCH_32 - -static ERTS_INLINE Uint64 -dw_aint_to_uint64(erts_dw_aint_t *dw) -{ -#ifdef ETHR_SU_DW_NAINT_T__ - return (Uint64) dw->dw_sint; -#else - Uint64 res; - res = (Uint64) ((Uint32) dw->sint[ERTS_DW_AINT_HIGH_WORD]); - res <<= 32; - res |= (Uint64) ((Uint32) dw->sint[ERTS_DW_AINT_LOW_WORD]); - return res; -#endif -} - -static void -unint64_to_dw_aint(erts_dw_aint_t *dw, Uint64 val) -{ -#ifdef ETHR_SU_DW_NAINT_T__ - dw->dw_sint = (ETHR_SU_DW_NAINT_T__) val; -#else - dw->sint[ERTS_DW_AINT_LOW_WORD] = (erts_aint_t) (val & 0xffffffff); - dw->sint[ERTS_DW_AINT_HIGH_WORD] = (erts_aint_t) ((val >> 32) & 0xffffffff); -#endif -} - static ERTS_INLINE void last_data_init_nob(ErtsPTab *ptab, Uint64 val) { - erts_dw_aint_t dw; - unint64_to_dw_aint(&dw, val); - erts_smp_dw_atomic_init_nob(&ptab->vola.tile.last_data, &dw); + erts_smp_atomic64_init_nob(&ptab->vola.tile.last_data, (erts_aint64_t) val); } static ERTS_INLINE void last_data_set_relb(ErtsPTab *ptab, Uint64 val) { - erts_dw_aint_t dw; - unint64_to_dw_aint(&dw, val); - erts_smp_dw_atomic_set_relb(&ptab->vola.tile.last_data, &dw); + erts_smp_atomic64_set_relb(&ptab->vola.tile.last_data, (erts_aint64_t) val); } static ERTS_INLINE Uint64 last_data_read_nob(ErtsPTab *ptab) { - erts_dw_aint_t dw; - erts_smp_dw_atomic_read_nob(&ptab->vola.tile.last_data, &dw); - return dw_aint_to_uint64(&dw); + return (Uint64) erts_smp_atomic64_read_nob(&ptab->vola.tile.last_data); } static ERTS_INLINE Uint64 last_data_read_acqb(ErtsPTab *ptab) { - erts_dw_aint_t dw; - erts_smp_dw_atomic_read_acqb(&ptab->vola.tile.last_data, &dw); - return dw_aint_to_uint64(&dw); + return (Uint64) erts_smp_atomic64_read_acqb(&ptab->vola.tile.last_data); } static ERTS_INLINE Uint64 last_data_cmpxchg_relb(ErtsPTab *ptab, Uint64 new, Uint64 exp) { - erts_dw_aint_t dw_new, dw_xchg; - - unint64_to_dw_aint(&dw_new, new); - unint64_to_dw_aint(&dw_xchg, exp); - - if (erts_smp_dw_atomic_cmpxchg_relb(&ptab->vola.tile.last_data, - &dw_new, - &dw_xchg)) - return exp; - else - return dw_aint_to_uint64(&dw_xchg); -} - -#elif defined(ARCH_64) - -union { - erts_smp_atomic_t pid_data; - char align[ERTS_CACHE_LINE_SIZE]; -} last erts_align_attribute(ERTS_CACHE_LINE_SIZE); - -static ERTS_INLINE void -last_data_init_nob(ErtsPTab *ptab, Uint64 val) -{ - erts_smp_atomic_init_nob(&ptab->vola.tile.last_data, (erts_aint_t) val); + return (Uint64) erts_smp_atomic64_cmpxchg_relb(&ptab->vola.tile.last_data, + (erts_aint64_t) new, + (erts_aint64_t) exp); } -static ERTS_INLINE void -last_data_set_relb(ErtsPTab *ptab, Uint64 val) -{ - erts_smp_atomic_set_relb(&ptab->vola.tile.last_data, (erts_aint_t) val); -} - -static ERTS_INLINE Uint64 -last_data_read_nob(ErtsPTab *ptab) -{ - return (Uint64) erts_smp_atomic_read_nob(&ptab->vola.tile.last_data); -} - -static ERTS_INLINE Uint64 -last_data_read_acqb(ErtsPTab *ptab) -{ - return (Uint64) erts_smp_atomic_read_acqb(&ptab->vola.tile.last_data); -} - -static ERTS_INLINE Uint64 -last_data_cmpxchg_relb(ErtsPTab *ptab, Uint64 new, Uint64 exp) -{ - return (Uint64) erts_smp_atomic_cmpxchg_relb(&ptab->vola.tile.last_data, - (erts_aint_t) new, - (erts_aint_t) exp); -} - -#else -# error "Not 64-bit, nor 32-bit architecture..." -#endif - static ERTS_INLINE int last_data_cmp(Uint64 ld1, Uint64 ld2) { diff --git a/erts/emulator/beam/erl_ptab.h b/erts/emulator/beam/erl_ptab.h index e3e05f14af..876241159b 100644 --- a/erts/emulator/beam/erl_ptab.h +++ b/erts/emulator/beam/erl_ptab.h @@ -88,11 +88,7 @@ typedef struct { } ErtsPTabListData; typedef struct { -#ifdef ARCH_32 - erts_smp_dw_atomic_t last_data; -#else - erts_smp_atomic_t last_data; -#endif + erts_smp_atomic64_t last_data; erts_smp_atomic32_t count; erts_smp_atomic32_t aid_ix; erts_smp_atomic32_t fid_ix; diff --git a/erts/emulator/beam/erl_smp.h b/erts/emulator/beam/erl_smp.h index c38ef47d87..6c40edeb3e 100644 --- a/erts/emulator/beam/erl_smp.h +++ b/erts/emulator/beam/erl_smp.h @@ -60,6 +60,7 @@ typedef erts_tsd_key_t erts_smp_tsd_key_t; #define erts_smp_dw_atomic_t erts_dw_atomic_t #define erts_smp_atomic_t erts_atomic_t #define erts_smp_atomic32_t erts_atomic32_t +#define erts_smp_atomic64_t erts_atomic64_t typedef erts_spinlock_t erts_smp_spinlock_t; typedef erts_rwlock_t erts_smp_rwlock_t; void erts_thr_fatal_error(int, char *); /* implemented in erl_init.c */ @@ -95,6 +96,7 @@ typedef int erts_smp_tsd_key_t; #define erts_smp_dw_atomic_t erts_no_dw_atomic_t #define erts_smp_atomic_t erts_no_atomic_t #define erts_smp_atomic32_t erts_no_atomic32_t +#define erts_smp_atomic64_t erts_no_atomic64_t #if __GNUC__ > 2 typedef struct { } erts_smp_spinlock_t; typedef struct { } erts_smp_rwlock_t; @@ -489,6 +491,116 @@ ERTS_GLB_INLINE void erts_smp_thr_sigwait(const sigset_t *set, int *sig); #define erts_smp_atomic32_set_dirty erts_atomic32_set_dirty #define erts_smp_atomic32_read_dirty erts_atomic32_read_dirty +/* 64-bit atomics */ + +#define erts_smp_atomic64_init_nob erts_atomic64_init_nob +#define erts_smp_atomic64_set_nob erts_atomic64_set_nob +#define erts_smp_atomic64_read_nob erts_atomic64_read_nob +#define erts_smp_atomic64_inc_read_nob erts_atomic64_inc_read_nob +#define erts_smp_atomic64_dec_read_nob erts_atomic64_dec_read_nob +#define erts_smp_atomic64_inc_nob erts_atomic64_inc_nob +#define erts_smp_atomic64_dec_nob erts_atomic64_dec_nob +#define erts_smp_atomic64_add_read_nob erts_atomic64_add_read_nob +#define erts_smp_atomic64_add_nob erts_atomic64_add_nob +#define erts_smp_atomic64_read_bor_nob erts_atomic64_read_bor_nob +#define erts_smp_atomic64_read_band_nob erts_atomic64_read_band_nob +#define erts_smp_atomic64_xchg_nob erts_atomic64_xchg_nob +#define erts_smp_atomic64_cmpxchg_nob erts_atomic64_cmpxchg_nob +#define erts_smp_atomic64_read_bset_nob erts_atomic64_read_bset_nob + +#define erts_smp_atomic64_init_mb erts_atomic64_init_mb +#define erts_smp_atomic64_set_mb erts_atomic64_set_mb +#define erts_smp_atomic64_read_mb erts_atomic64_read_mb +#define erts_smp_atomic64_inc_read_mb erts_atomic64_inc_read_mb +#define erts_smp_atomic64_dec_read_mb erts_atomic64_dec_read_mb +#define erts_smp_atomic64_inc_mb erts_atomic64_inc_mb +#define erts_smp_atomic64_dec_mb erts_atomic64_dec_mb +#define erts_smp_atomic64_add_read_mb erts_atomic64_add_read_mb +#define erts_smp_atomic64_add_mb erts_atomic64_add_mb +#define erts_smp_atomic64_read_bor_mb erts_atomic64_read_bor_mb +#define erts_smp_atomic64_read_band_mb erts_atomic64_read_band_mb +#define erts_smp_atomic64_xchg_mb erts_atomic64_xchg_mb +#define erts_smp_atomic64_cmpxchg_mb erts_atomic64_cmpxchg_mb +#define erts_smp_atomic64_read_bset_mb erts_atomic64_read_bset_mb + +#define erts_smp_atomic64_init_acqb erts_atomic64_init_acqb +#define erts_smp_atomic64_set_acqb erts_atomic64_set_acqb +#define erts_smp_atomic64_read_acqb erts_atomic64_read_acqb +#define erts_smp_atomic64_inc_read_acqb erts_atomic64_inc_read_acqb +#define erts_smp_atomic64_dec_read_acqb erts_atomic64_dec_read_acqb +#define erts_smp_atomic64_inc_acqb erts_atomic64_inc_acqb +#define erts_smp_atomic64_dec_acqb erts_atomic64_dec_acqb +#define erts_smp_atomic64_add_read_acqb erts_atomic64_add_read_acqb +#define erts_smp_atomic64_add_acqb erts_atomic64_add_acqb +#define erts_smp_atomic64_read_bor_acqb erts_atomic64_read_bor_acqb +#define erts_smp_atomic64_read_band_acqb erts_atomic64_read_band_acqb +#define erts_smp_atomic64_xchg_acqb erts_atomic64_xchg_acqb +#define erts_smp_atomic64_cmpxchg_acqb erts_atomic64_cmpxchg_acqb +#define erts_smp_atomic64_read_bset_acqb erts_atomic64_read_bset_acqb + +#define erts_smp_atomic64_init_relb erts_atomic64_init_relb +#define erts_smp_atomic64_set_relb erts_atomic64_set_relb +#define erts_smp_atomic64_read_relb erts_atomic64_read_relb +#define erts_smp_atomic64_inc_read_relb erts_atomic64_inc_read_relb +#define erts_smp_atomic64_dec_read_relb erts_atomic64_dec_read_relb +#define erts_smp_atomic64_inc_relb erts_atomic64_inc_relb +#define erts_smp_atomic64_dec_relb erts_atomic64_dec_relb +#define erts_smp_atomic64_add_read_relb erts_atomic64_add_read_relb +#define erts_smp_atomic64_add_relb erts_atomic64_add_relb +#define erts_smp_atomic64_read_bor_relb erts_atomic64_read_bor_relb +#define erts_smp_atomic64_read_band_relb erts_atomic64_read_band_relb +#define erts_smp_atomic64_xchg_relb erts_atomic64_xchg_relb +#define erts_smp_atomic64_cmpxchg_relb erts_atomic64_cmpxchg_relb +#define erts_smp_atomic64_read_bset_relb erts_atomic64_read_bset_relb + +#define erts_smp_atomic64_init_ddrb erts_atomic64_init_ddrb +#define erts_smp_atomic64_set_ddrb erts_atomic64_set_ddrb +#define erts_smp_atomic64_read_ddrb erts_atomic64_read_ddrb +#define erts_smp_atomic64_inc_read_ddrb erts_atomic64_inc_read_ddrb +#define erts_smp_atomic64_dec_read_ddrb erts_atomic64_dec_read_ddrb +#define erts_smp_atomic64_inc_ddrb erts_atomic64_inc_ddrb +#define erts_smp_atomic64_dec_ddrb erts_atomic64_dec_ddrb +#define erts_smp_atomic64_add_read_ddrb erts_atomic64_add_read_ddrb +#define erts_smp_atomic64_add_ddrb erts_atomic64_add_ddrb +#define erts_smp_atomic64_read_bor_ddrb erts_atomic64_read_bor_ddrb +#define erts_smp_atomic64_read_band_ddrb erts_atomic64_read_band_ddrb +#define erts_smp_atomic64_xchg_ddrb erts_atomic64_xchg_ddrb +#define erts_smp_atomic64_cmpxchg_ddrb erts_atomic64_cmpxchg_ddrb +#define erts_smp_atomic64_read_bset_ddrb erts_atomic64_read_bset_ddrb + +#define erts_smp_atomic64_init_rb erts_atomic64_init_rb +#define erts_smp_atomic64_set_rb erts_atomic64_set_rb +#define erts_smp_atomic64_read_rb erts_atomic64_read_rb +#define erts_smp_atomic64_inc_read_rb erts_atomic64_inc_read_rb +#define erts_smp_atomic64_dec_read_rb erts_atomic64_dec_read_rb +#define erts_smp_atomic64_inc_rb erts_atomic64_inc_rb +#define erts_smp_atomic64_dec_rb erts_atomic64_dec_rb +#define erts_smp_atomic64_add_read_rb erts_atomic64_add_read_rb +#define erts_smp_atomic64_add_rb erts_atomic64_add_rb +#define erts_smp_atomic64_read_bor_rb erts_atomic64_read_bor_rb +#define erts_smp_atomic64_read_band_rb erts_atomic64_read_band_rb +#define erts_smp_atomic64_xchg_rb erts_atomic64_xchg_rb +#define erts_smp_atomic64_cmpxchg_rb erts_atomic64_cmpxchg_rb +#define erts_smp_atomic64_read_bset_rb erts_atomic64_read_bset_rb + +#define erts_smp_atomic64_init_wb erts_atomic64_init_wb +#define erts_smp_atomic64_set_wb erts_atomic64_set_wb +#define erts_smp_atomic64_read_wb erts_atomic64_read_wb +#define erts_smp_atomic64_inc_read_wb erts_atomic64_inc_read_wb +#define erts_smp_atomic64_dec_read_wb erts_atomic64_dec_read_wb +#define erts_smp_atomic64_inc_wb erts_atomic64_inc_wb +#define erts_smp_atomic64_dec_wb erts_atomic64_dec_wb +#define erts_smp_atomic64_add_read_wb erts_atomic64_add_read_wb +#define erts_smp_atomic64_add_wb erts_atomic64_add_wb +#define erts_smp_atomic64_read_bor_wb erts_atomic64_read_bor_wb +#define erts_smp_atomic64_read_band_wb erts_atomic64_read_band_wb +#define erts_smp_atomic64_xchg_wb erts_atomic64_xchg_wb +#define erts_smp_atomic64_cmpxchg_wb erts_atomic64_cmpxchg_wb +#define erts_smp_atomic64_read_bset_wb erts_atomic64_read_bset_wb + +#define erts_smp_atomic64_set_dirty erts_atomic64_set_dirty +#define erts_smp_atomic64_read_dirty erts_atomic64_read_dirty + #else /* !ERTS_SMP */ /* Double word size atomics */ @@ -751,6 +863,116 @@ ERTS_GLB_INLINE void erts_smp_thr_sigwait(const sigset_t *set, int *sig); #define erts_smp_atomic32_set_dirty erts_no_atomic32_set #define erts_smp_atomic32_read_dirty erts_no_atomic32_read +/* 64-bit atomics */ + +#define erts_smp_atomic64_init_nob erts_no_atomic64_set +#define erts_smp_atomic64_set_nob erts_no_atomic64_set +#define erts_smp_atomic64_read_nob erts_no_atomic64_read +#define erts_smp_atomic64_inc_read_nob erts_no_atomic64_inc_read +#define erts_smp_atomic64_dec_read_nob erts_no_atomic64_dec_read +#define erts_smp_atomic64_inc_nob erts_no_atomic64_inc +#define erts_smp_atomic64_dec_nob erts_no_atomic64_dec +#define erts_smp_atomic64_add_read_nob erts_no_atomic64_add_read +#define erts_smp_atomic64_add_nob erts_no_atomic64_add +#define erts_smp_atomic64_read_bor_nob erts_no_atomic64_read_bor +#define erts_smp_atomic64_read_band_nob erts_no_atomic64_read_band +#define erts_smp_atomic64_xchg_nob erts_no_atomic64_xchg +#define erts_smp_atomic64_cmpxchg_nob erts_no_atomic64_cmpxchg +#define erts_smp_atomic64_read_bset_nob erts_no_atomic64_read_bset + +#define erts_smp_atomic64_init_mb erts_no_atomic64_set +#define erts_smp_atomic64_set_mb erts_no_atomic64_set +#define erts_smp_atomic64_read_mb erts_no_atomic64_read +#define erts_smp_atomic64_inc_read_mb erts_no_atomic64_inc_read +#define erts_smp_atomic64_dec_read_mb erts_no_atomic64_dec_read +#define erts_smp_atomic64_inc_mb erts_no_atomic64_inc +#define erts_smp_atomic64_dec_mb erts_no_atomic64_dec +#define erts_smp_atomic64_add_read_mb erts_no_atomic64_add_read +#define erts_smp_atomic64_add_mb erts_no_atomic64_add +#define erts_smp_atomic64_read_bor_mb erts_no_atomic64_read_bor +#define erts_smp_atomic64_read_band_mb erts_no_atomic64_read_band +#define erts_smp_atomic64_xchg_mb erts_no_atomic64_xchg +#define erts_smp_atomic64_cmpxchg_mb erts_no_atomic64_cmpxchg +#define erts_smp_atomic64_read_bset_mb erts_no_atomic64_read_bset + +#define erts_smp_atomic64_init_acqb erts_no_atomic64_set +#define erts_smp_atomic64_set_acqb erts_no_atomic64_set +#define erts_smp_atomic64_read_acqb erts_no_atomic64_read +#define erts_smp_atomic64_inc_read_acqb erts_no_atomic64_inc_read +#define erts_smp_atomic64_dec_read_acqb erts_no_atomic64_dec_read +#define erts_smp_atomic64_inc_acqb erts_no_atomic64_inc +#define erts_smp_atomic64_dec_acqb erts_no_atomic64_dec +#define erts_smp_atomic64_add_read_acqb erts_no_atomic64_add_read +#define erts_smp_atomic64_add_acqb erts_no_atomic64_add +#define erts_smp_atomic64_read_bor_acqb erts_no_atomic64_read_bor +#define erts_smp_atomic64_read_band_acqb erts_no_atomic64_read_band +#define erts_smp_atomic64_xchg_acqb erts_no_atomic64_xchg +#define erts_smp_atomic64_cmpxchg_acqb erts_no_atomic64_cmpxchg +#define erts_smp_atomic64_read_bset_acqb erts_no_atomic64_read_bset + +#define erts_smp_atomic64_init_relb erts_no_atomic64_set +#define erts_smp_atomic64_set_relb erts_no_atomic64_set +#define erts_smp_atomic64_read_relb erts_no_atomic64_read +#define erts_smp_atomic64_inc_read_relb erts_no_atomic64_inc_read +#define erts_smp_atomic64_dec_read_relb erts_no_atomic64_dec_read +#define erts_smp_atomic64_inc_relb erts_no_atomic64_inc +#define erts_smp_atomic64_dec_relb erts_no_atomic64_dec +#define erts_smp_atomic64_add_read_relb erts_no_atomic64_add_read +#define erts_smp_atomic64_add_relb erts_no_atomic64_add +#define erts_smp_atomic64_read_bor_relb erts_no_atomic64_read_bor +#define erts_smp_atomic64_read_band_relb erts_no_atomic64_read_band +#define erts_smp_atomic64_xchg_relb erts_no_atomic64_xchg +#define erts_smp_atomic64_cmpxchg_relb erts_no_atomic64_cmpxchg +#define erts_smp_atomic64_read_bset_relb erts_no_atomic64_read_bset + +#define erts_smp_atomic64_init_ddrb erts_no_atomic64_set +#define erts_smp_atomic64_set_ddrb erts_no_atomic64_set +#define erts_smp_atomic64_read_ddrb erts_no_atomic64_read +#define erts_smp_atomic64_inc_read_ddrb erts_no_atomic64_inc_read +#define erts_smp_atomic64_dec_read_ddrb erts_no_atomic64_dec_read +#define erts_smp_atomic64_inc_ddrb erts_no_atomic64_inc +#define erts_smp_atomic64_dec_ddrb erts_no_atomic64_dec +#define erts_smp_atomic64_add_read_ddrb erts_no_atomic64_add_read +#define erts_smp_atomic64_add_ddrb erts_no_atomic64_add +#define erts_smp_atomic64_read_bor_ddrb erts_no_atomic64_read_bor +#define erts_smp_atomic64_read_band_ddrb erts_no_atomic64_read_band +#define erts_smp_atomic64_xchg_ddrb erts_no_atomic64_xchg +#define erts_smp_atomic64_cmpxchg_ddrb erts_no_atomic64_cmpxchg +#define erts_smp_atomic64_read_bset_ddrb erts_no_atomic64_read_bset + +#define erts_smp_atomic64_init_rb erts_no_atomic64_set +#define erts_smp_atomic64_set_rb erts_no_atomic64_set +#define erts_smp_atomic64_read_rb erts_no_atomic64_read +#define erts_smp_atomic64_inc_read_rb erts_no_atomic64_inc_read +#define erts_smp_atomic64_dec_read_rb erts_no_atomic64_dec_read +#define erts_smp_atomic64_inc_rb erts_no_atomic64_inc +#define erts_smp_atomic64_dec_rb erts_no_atomic64_dec +#define erts_smp_atomic64_add_read_rb erts_no_atomic64_add_read +#define erts_smp_atomic64_add_rb erts_no_atomic64_add +#define erts_smp_atomic64_read_bor_rb erts_no_atomic64_read_bor +#define erts_smp_atomic64_read_band_rb erts_no_atomic64_read_band +#define erts_smp_atomic64_xchg_rb erts_no_atomic64_xchg +#define erts_smp_atomic64_cmpxchg_rb erts_no_atomic64_cmpxchg +#define erts_smp_atomic64_read_bset_rb erts_no_atomic64_read_bset + +#define erts_smp_atomic64_init_wb erts_no_atomic64_set +#define erts_smp_atomic64_set_wb erts_no_atomic64_set +#define erts_smp_atomic64_read_wb erts_no_atomic64_read +#define erts_smp_atomic64_inc_read_wb erts_no_atomic64_inc_read +#define erts_smp_atomic64_dec_read_wb erts_no_atomic64_dec_read +#define erts_smp_atomic64_inc_wb erts_no_atomic64_inc +#define erts_smp_atomic64_dec_wb erts_no_atomic64_dec +#define erts_smp_atomic64_add_read_wb erts_no_atomic64_add_read +#define erts_smp_atomic64_add_wb erts_no_atomic64_add +#define erts_smp_atomic64_read_bor_wb erts_no_atomic64_read_bor +#define erts_smp_atomic64_read_band_wb erts_no_atomic64_read_band +#define erts_smp_atomic64_xchg_wb erts_no_atomic64_xchg +#define erts_smp_atomic64_cmpxchg_wb erts_no_atomic64_cmpxchg +#define erts_smp_atomic64_read_bset_wb erts_no_atomic64_read_bset + +#define erts_smp_atomic64_set_dirty erts_no_atomic64_set +#define erts_smp_atomic64_read_dirty erts_no_atomic64_read + #endif /* !ERTS_SMP */ #if ERTS_GLB_INLINE_INCL_FUNC_DEF diff --git a/erts/emulator/beam/erl_thr_progress.c b/erts/emulator/beam/erl_thr_progress.c index 545a0343d0..c2365c5cf7 100644 --- a/erts/emulator/beam/erl_thr_progress.c +++ b/erts/emulator/beam/erl_thr_progress.c @@ -115,70 +115,24 @@ #undef read_nob #define read_nob erts_thr_prgr_read_nob__ -#ifdef ARCH_64 - static ERTS_INLINE void set_mb(ERTS_THR_PRGR_ATOMIC *atmc, ErtsThrPrgrVal val) { - erts_atomic_set_mb(atmc, val); + erts_atomic64_set_mb(atmc, (erts_aint64_t) val); } static ERTS_INLINE void set_nob(ERTS_THR_PRGR_ATOMIC *atmc, ErtsThrPrgrVal val) { - erts_atomic_set_nob(atmc, val); + erts_atomic64_set_nob(atmc, (erts_aint64_t) val); } static ERTS_INLINE void init_nob(ERTS_THR_PRGR_ATOMIC *atmc, ErtsThrPrgrVal val) { - erts_atomic_init_nob(atmc, val); -} - -#else - -#undef dw_aint_to_val -#define dw_aint_to_val erts_thr_prgr_dw_aint_to_val__ - -static void -val_to_dw_aint(erts_dw_aint_t *dw_aint, ErtsThrPrgrVal val) -{ -#ifdef ETHR_SU_DW_NAINT_T__ - dw_aint->dw_sint = (ETHR_SU_DW_NAINT_T__) val; -#else - dw_aint->sint[ERTS_DW_AINT_LOW_WORD] - = (erts_aint_t) (val & 0xffffffff); - dw_aint->sint[ERTS_DW_AINT_HIGH_WORD] - = (erts_aint_t) ((val >> 32) & 0xffffffff); -#endif + erts_atomic64_init_nob(atmc, (erts_aint64_t) val); } -static ERTS_INLINE void -set_mb(ERTS_THR_PRGR_ATOMIC *atmc, ErtsThrPrgrVal val) -{ - erts_dw_aint_t dw_aint; - val_to_dw_aint(&dw_aint, val); - erts_dw_atomic_set_mb(atmc, &dw_aint); -} - -static ERTS_INLINE void -set_nob(ERTS_THR_PRGR_ATOMIC *atmc, ErtsThrPrgrVal val) -{ - erts_dw_aint_t dw_aint; - val_to_dw_aint(&dw_aint, val); - erts_dw_atomic_set_nob(atmc, &dw_aint); -} - -static ERTS_INLINE void -init_nob(ERTS_THR_PRGR_ATOMIC *atmc, ErtsThrPrgrVal val) -{ - erts_dw_aint_t dw_aint; - val_to_dw_aint(&dw_aint, val); - erts_dw_atomic_init_nob(atmc, &dw_aint); -} - -#endif - /* #define ERTS_THR_PROGRESS_STATE_DEBUG */ #ifdef ERTS_THR_PROGRESS_STATE_DEBUG @@ -1381,25 +1335,10 @@ erts_thr_progress_block(void) thr_progress_block(tmp_thr_prgr_data(NULL), 1); } -void -erts_thr_progress_fatal_error_block(SWord timeout, - ErtsThrPrgrData *tmp_tpd_bufp) +int +erts_thr_progress_fatal_error_block(ErtsThrPrgrData *tmp_tpd_bufp) { ErtsThrPrgrData *tpd = perhaps_thr_prgr_data(NULL); - erts_aint32_t bc; - SWord time_left = timeout; - SysTimeval to; - - /* - * Counting poll intervals may give us a too long timeout - * if cpu is busy. If we got tolerant time of day we use it - * to prevent this. - */ - if (!erts_disable_tolerant_timeofday) { - erts_get_timeval(&to); - to.tv_sec += timeout / 1000; - to.tv_sec += timeout % 1000; - } if (!tpd) { /* @@ -1412,9 +1351,26 @@ erts_thr_progress_fatal_error_block(SWord timeout, init_tmp_thr_prgr_data(tpd); } - bc = thr_progress_block(tpd, 0); - if (bc == 0) - return; /* Succefully blocked all managed threads */ + /* Returns number of threads that have not yes been blocked */ + return thr_progress_block(tpd, 0); +} + +void +erts_thr_progress_fatal_error_wait(SWord timeout) { + erts_aint32_t bc; + SWord time_left = timeout; + SysTimeval to; + + /* + * Counting poll intervals may give us a too long timeout + * if cpu is busy. If we got tolerant time of day we use it + * to prevent this. + */ + if (!erts_disable_tolerant_timeofday) { + erts_get_timeval(&to); + to.tv_sec += timeout / 1000; + to.tv_sec += timeout % 1000; + } while (1) { if (erts_milli_sleep(ERTS_THR_PRGR_FTL_ERR_BLCK_POLL_INTERVAL) == 0) diff --git a/erts/emulator/beam/erl_thr_progress.h b/erts/emulator/beam/erl_thr_progress.h index 5f392944c2..cf11c4e114 100644 --- a/erts/emulator/beam/erl_thr_progress.h +++ b/erts/emulator/beam/erl_thr_progress.h @@ -83,8 +83,8 @@ typedef struct { ErtsThrPrgrLeaderState leader_state; } ErtsThrPrgrData; -void erts_thr_progress_fatal_error_block(SWord timeout, - ErtsThrPrgrData *tmp_tpd_bufp); +int erts_thr_progress_fatal_error_block(ErtsThrPrgrData *tmp_tpd_bufp); +void erts_thr_progress_fatal_error_wait(SWord timeout); #endif /* ERTS_SMP */ @@ -115,11 +115,7 @@ struct ErtsThrPrgrLaterOp_ { extern erts_tsd_key_t erts_thr_prgr_data_key__; -#ifdef ARCH_64 -# define ERTS_THR_PRGR_ATOMIC erts_atomic_t -#else /* ARCH_32 */ -# define ERTS_THR_PRGR_ATOMIC erts_dw_atomic_t -#endif +#define ERTS_THR_PRGR_ATOMIC erts_atomic64_t typedef struct { void *arg; @@ -158,10 +154,6 @@ void erts_thr_progress_unmanaged_continue__(int umrefc_ix); void erts_thr_progress_dbg_print_state(void); -#ifdef ARCH_32 -#define ERTS_THR_PRGR_ATOMIC erts_dw_atomic_t -ERTS_GLB_INLINE ErtsThrPrgrVal erts_thr_prgr_dw_aint_to_val__(erts_dw_aint_t *dw_aint); -#endif ERTS_GLB_INLINE ErtsThrPrgrVal erts_thr_prgr_read_nob__(ERTS_THR_PRGR_ATOMIC *atmc); ERTS_GLB_INLINE ErtsThrPrgrVal erts_thr_prgr_read_acqb__(ERTS_THR_PRGR_ATOMIC *atmc); ERTS_GLB_INLINE ErtsThrPrgrVal erts_thr_prgr_read_mb__(ERTS_THR_PRGR_ATOMIC *atmc); @@ -184,68 +176,24 @@ ERTS_GLB_INLINE int erts_thr_progress_has_reached(ErtsThrPrgrVal val); #if ERTS_GLB_INLINE_INCL_FUNC_DEF -#ifdef ARCH_64 - -ERTS_GLB_INLINE ErtsThrPrgrVal -erts_thr_prgr_read_nob__(ERTS_THR_PRGR_ATOMIC *atmc) -{ - return (ErtsThrPrgrVal) erts_atomic_read_nob(atmc); -} - -ERTS_GLB_INLINE ErtsThrPrgrVal -erts_thr_prgr_read_acqb__(ERTS_THR_PRGR_ATOMIC *atmc) -{ - return (ErtsThrPrgrVal) erts_atomic_read_acqb(atmc); -} - -ERTS_GLB_INLINE ErtsThrPrgrVal -erts_thr_prgr_read_mb__(ERTS_THR_PRGR_ATOMIC *atmc) -{ - return (ErtsThrPrgrVal) erts_atomic_read_mb(atmc); -} - -#else /* ARCH_32 */ - -ERTS_GLB_INLINE ErtsThrPrgrVal -erts_thr_prgr_dw_aint_to_val__(erts_dw_aint_t *dw_aint) -{ -#ifdef ETHR_SU_DW_NAINT_T__ - return (ErtsThrPrgrVal) dw_aint->dw_sint; -#else - ErtsThrPrgrVal res; - res = (ErtsThrPrgrVal) ((Uint32) dw_aint->sint[ERTS_DW_AINT_HIGH_WORD]); - res <<= 32; - res |= (ErtsThrPrgrVal) ((Uint32) dw_aint->sint[ERTS_DW_AINT_LOW_WORD]); - return res; -#endif -} - ERTS_GLB_INLINE ErtsThrPrgrVal erts_thr_prgr_read_nob__(ERTS_THR_PRGR_ATOMIC *atmc) { - erts_dw_aint_t dw_aint; - erts_dw_atomic_read_nob(atmc, &dw_aint); - return erts_thr_prgr_dw_aint_to_val__(&dw_aint); + return (ErtsThrPrgrVal) erts_atomic64_read_nob(atmc); } ERTS_GLB_INLINE ErtsThrPrgrVal erts_thr_prgr_read_acqb__(ERTS_THR_PRGR_ATOMIC *atmc) { - erts_dw_aint_t dw_aint; - erts_dw_atomic_read_acqb(atmc, &dw_aint); - return erts_thr_prgr_dw_aint_to_val__(&dw_aint); + return (ErtsThrPrgrVal) erts_atomic64_read_acqb(atmc); } ERTS_GLB_INLINE ErtsThrPrgrVal erts_thr_prgr_read_mb__(ERTS_THR_PRGR_ATOMIC *atmc) { - erts_dw_aint_t dw_aint; - erts_dw_atomic_read_mb(atmc, &dw_aint); - return erts_thr_prgr_dw_aint_to_val__(&dw_aint); + return (ErtsThrPrgrVal) erts_atomic64_read_mb(atmc); } -#endif - ERTS_GLB_INLINE int erts_thr_progress_is_managed_thread(void) { diff --git a/erts/emulator/beam/erl_threads.h b/erts/emulator/beam/erl_threads.h index 80026104db..1fd800d524 100644 --- a/erts/emulator/beam/erl_threads.h +++ b/erts/emulator/beam/erl_threads.h @@ -344,6 +344,16 @@ typedef ethr_ts_event erts_tse_t; #define erts_aint32_t ethr_sint32_t #define erts_atomic32_t ethr_atomic32_t +#if defined(ARCH_32) +# define erts_atomic64_t ethr_dw_atomic_t +# define erts_aint64_t ethr_sint64_t +#elif defined(ARCH_64) +# define erts_atomic64_t ethr_atomic_t +# define erts_aint64_t ethr_sint_t +#else +# error "Not supported architecture" +#endif + #define ERTS_DW_AINT_HIGH_WORD ETHR_DW_SINT_HIGH_WORD #define ERTS_DW_AINT_LOW_WORD ETHR_DW_SINT_LOW_WORD @@ -414,10 +424,12 @@ typedef int erts_tse_t; typedef struct { SWord sint[2]; } erts_dw_aint_t; typedef SWord erts_aint_t; typedef Sint32 erts_aint32_t; +typedef Sint64 erts_aint64_t; #define erts_dw_atomic_t erts_dw_aint_t #define erts_atomic_t erts_aint_t #define erts_atomic32_t erts_aint32_t +#define erts_atomic64_t erts_aint64_t #if __GNUC__ > 2 typedef struct { } erts_spinlock_t; @@ -446,6 +458,7 @@ typedef struct { int gcc_is_buggy; } erts_rwlock_t; #define erts_no_dw_atomic_t erts_dw_aint_t #define erts_no_atomic_t erts_aint_t #define erts_no_atomic32_t erts_aint32_t +#define erts_no_atomic64_t erts_aint64_t #define ERTS_AINT_NULL ((erts_aint_t) NULL) @@ -463,6 +476,7 @@ ERTS_GLB_INLINE void erts_thr_detach(erts_tid_t tid); ERTS_GLB_INLINE void erts_thr_exit(void *res); ERTS_GLB_INLINE void erts_thr_install_exit_handler(void (*exit_handler)(void)); ERTS_GLB_INLINE erts_tid_t erts_thr_self(void); +ERTS_GLB_INLINE int erts_thr_getname(erts_tid_t tid, char *buf, size_t len); ERTS_GLB_INLINE int erts_equal_tids(erts_tid_t x, erts_tid_t y); ERTS_GLB_INLINE void erts_mtx_init_x(erts_mtx_t *mtx, char *name, Eterm extra, int enable_lcnt); @@ -570,6 +584,29 @@ ERTS_GLB_INLINE erts_aint32_t erts_no_atomic32_cmpxchg(erts_no_atomic32_t *xchgp ERTS_GLB_INLINE erts_aint32_t erts_no_atomic32_read_bset(erts_no_atomic32_t *var, erts_aint32_t mask, erts_aint32_t set); +ERTS_GLB_INLINE void erts_no_atomic64_set(erts_no_atomic64_t *var, + erts_aint64_t i); +ERTS_GLB_INLINE erts_aint64_t erts_no_atomic64_read(erts_no_atomic64_t *var); +ERTS_GLB_INLINE erts_aint64_t erts_no_atomic64_inc_read(erts_no_atomic64_t *incp); +ERTS_GLB_INLINE erts_aint64_t erts_no_atomic64_dec_read(erts_no_atomic64_t *decp); +ERTS_GLB_INLINE void erts_no_atomic64_inc(erts_no_atomic64_t *incp); +ERTS_GLB_INLINE void erts_no_atomic64_dec(erts_no_atomic64_t *decp); +ERTS_GLB_INLINE erts_aint64_t erts_no_atomic64_add_read(erts_no_atomic64_t *addp, + erts_aint64_t i); +ERTS_GLB_INLINE void erts_no_atomic64_add(erts_no_atomic64_t *addp, + erts_aint64_t i); +ERTS_GLB_INLINE erts_aint64_t erts_no_atomic64_read_bor(erts_no_atomic64_t *var, + erts_aint64_t mask); +ERTS_GLB_INLINE erts_aint64_t erts_no_atomic64_read_band(erts_no_atomic64_t *var, + erts_aint64_t mask); +ERTS_GLB_INLINE erts_aint64_t erts_no_atomic64_xchg(erts_no_atomic64_t *xchgp, + erts_aint64_t new); +ERTS_GLB_INLINE erts_aint64_t erts_no_atomic64_cmpxchg(erts_no_atomic64_t *xchgp, + erts_aint64_t new, + erts_aint64_t expected); +ERTS_GLB_INLINE erts_aint64_t erts_no_atomic64_read_bset(erts_no_atomic64_t *var, + erts_aint64_t mask, + erts_aint64_t set); ERTS_GLB_INLINE void erts_spinlock_init_x_opt(erts_spinlock_t *lock, char *name, @@ -620,11 +657,17 @@ ERTS_GLB_INLINE void erts_thr_set_main_status(int, int); ERTS_GLB_INLINE int erts_thr_get_main_status(void); ERTS_GLB_INLINE void erts_thr_yield(void); + #ifdef ETHR_HAVE_ETHR_SIG_FUNCS #define ERTS_THR_HAVE_SIG_FUNCS 1 ERTS_GLB_INLINE void erts_thr_sigmask(int how, const sigset_t *set, sigset_t *oset); ERTS_GLB_INLINE void erts_thr_sigwait(const sigset_t *set, int *sig); + +#ifdef USE_THREADS +ERTS_GLB_INLINE void erts_thr_kill(erts_tid_t tid, int sig); +#endif + #endif /* #ifdef HAVE_ETHR_SIG_FUNCS */ #ifdef USE_THREADS @@ -1200,6 +1243,441 @@ erts_atomic32_read_dirty(erts_atomic32_t *var) #endif +/* 64-bit atomics */ + +#if defined(ARCH_64) + +#define erts_atomic64_init_nob ethr_atomic_init +#define erts_atomic64_set_nob ethr_atomic_set +#define erts_atomic64_read_nob ethr_atomic_read +#define erts_atomic64_inc_read_nob ethr_atomic_inc_read +#define erts_atomic64_dec_read_nob ethr_atomic_dec_read +#define erts_atomic64_inc_nob ethr_atomic_inc +#define erts_atomic64_dec_nob ethr_atomic_dec +#define erts_atomic64_add_read_nob ethr_atomic_add_read +#define erts_atomic64_add_nob ethr_atomic_add +#define erts_atomic64_read_bor_nob ethr_atomic_read_bor +#define erts_atomic64_read_band_nob ethr_atomic_read_band +#define erts_atomic64_xchg_nob ethr_atomic_xchg +#define erts_atomic64_cmpxchg_nob ethr_atomic_cmpxchg +#define erts_atomic64_read_bset_nob erts_atomic_read_bset_nob + +#define erts_atomic64_init_mb ethr_atomic_init_mb +#define erts_atomic64_set_mb ethr_atomic_set_mb +#define erts_atomic64_read_mb ethr_atomic_read_mb +#define erts_atomic64_inc_read_mb ethr_atomic_inc_read_mb +#define erts_atomic64_dec_read_mb ethr_atomic_dec_read_mb +#define erts_atomic64_inc_mb ethr_atomic_inc_mb +#define erts_atomic64_dec_mb ethr_atomic_dec_mb +#define erts_atomic64_add_read_mb ethr_atomic_add_read_mb +#define erts_atomic64_add_mb ethr_atomic_add_mb +#define erts_atomic64_read_bor_mb ethr_atomic_read_bor_mb +#define erts_atomic64_read_band_mb ethr_atomic_read_band_mb +#define erts_atomic64_xchg_mb ethr_atomic_xchg_mb +#define erts_atomic64_cmpxchg_mb ethr_atomic_cmpxchg_mb +#define erts_atomic64_read_bset_mb erts_atomic_read_bset_mb + +#define erts_atomic64_init_acqb ethr_atomic_init_acqb +#define erts_atomic64_set_acqb ethr_atomic_set_acqb +#define erts_atomic64_read_acqb ethr_atomic_read_acqb +#define erts_atomic64_inc_read_acqb ethr_atomic_inc_read_acqb +#define erts_atomic64_dec_read_acqb ethr_atomic_dec_read_acqb +#define erts_atomic64_inc_acqb ethr_atomic_inc_acqb +#define erts_atomic64_dec_acqb ethr_atomic_dec_acqb +#define erts_atomic64_add_read_acqb ethr_atomic_add_read_acqb +#define erts_atomic64_add_acqb ethr_atomic_add_acqb +#define erts_atomic64_read_bor_acqb ethr_atomic_read_bor_acqb +#define erts_atomic64_read_band_acqb ethr_atomic_read_band_acqb +#define erts_atomic64_xchg_acqb ethr_atomic_xchg_acqb +#define erts_atomic64_cmpxchg_acqb ethr_atomic_cmpxchg_acqb +#define erts_atomic64_read_bset_acqb erts_atomic_read_bset_acqb + +#define erts_atomic64_init_relb ethr_atomic_init_relb +#define erts_atomic64_set_relb ethr_atomic_set_relb +#define erts_atomic64_read_relb ethr_atomic_read_relb +#define erts_atomic64_inc_read_relb ethr_atomic_inc_read_relb +#define erts_atomic64_dec_read_relb ethr_atomic_dec_read_relb +#define erts_atomic64_inc_relb ethr_atomic_inc_relb +#define erts_atomic64_dec_relb ethr_atomic_dec_relb +#define erts_atomic64_add_read_relb ethr_atomic_add_read_relb +#define erts_atomic64_add_relb ethr_atomic_add_relb +#define erts_atomic64_read_bor_relb ethr_atomic_read_bor_relb +#define erts_atomic64_read_band_relb ethr_atomic_read_band_relb +#define erts_atomic64_xchg_relb ethr_atomic_xchg_relb +#define erts_atomic64_cmpxchg_relb ethr_atomic_cmpxchg_relb +#define erts_atomic64_read_bset_relb erts_atomic_read_bset_relb + +#define erts_atomic64_init_ddrb ethr_atomic_init_ddrb +#define erts_atomic64_set_ddrb ethr_atomic_set_ddrb +#define erts_atomic64_read_ddrb ethr_atomic_read_ddrb +#define erts_atomic64_inc_read_ddrb ethr_atomic_inc_read_ddrb +#define erts_atomic64_dec_read_ddrb ethr_atomic_dec_read_ddrb +#define erts_atomic64_inc_ddrb ethr_atomic_inc_ddrb +#define erts_atomic64_dec_ddrb ethr_atomic_dec_ddrb +#define erts_atomic64_add_read_ddrb ethr_atomic_add_read_ddrb +#define erts_atomic64_add_ddrb ethr_atomic_add_ddrb +#define erts_atomic64_read_bor_ddrb ethr_atomic_read_bor_ddrb +#define erts_atomic64_read_band_ddrb ethr_atomic_read_band_ddrb +#define erts_atomic64_xchg_ddrb ethr_atomic_xchg_ddrb +#define erts_atomic64_cmpxchg_ddrb ethr_atomic_cmpxchg_ddrb +#define erts_atomic64_read_bset_ddrb erts_atomic_read_bset_ddrb + +#define erts_atomic64_init_rb ethr_atomic_init_rb +#define erts_atomic64_set_rb ethr_atomic_set_rb +#define erts_atomic64_read_rb ethr_atomic_read_rb +#define erts_atomic64_inc_read_rb ethr_atomic_inc_read_rb +#define erts_atomic64_dec_read_rb ethr_atomic_dec_read_rb +#define erts_atomic64_inc_rb ethr_atomic_inc_rb +#define erts_atomic64_dec_rb ethr_atomic_dec_rb +#define erts_atomic64_add_read_rb ethr_atomic_add_read_rb +#define erts_atomic64_add_rb ethr_atomic_add_rb +#define erts_atomic64_read_bor_rb ethr_atomic_read_bor_rb +#define erts_atomic64_read_band_rb ethr_atomic_read_band_rb +#define erts_atomic64_xchg_rb ethr_atomic_xchg_rb +#define erts_atomic64_cmpxchg_rb ethr_atomic_cmpxchg_rb +#define erts_atomic64_read_bset_rb erts_atomic_read_bset_rb + +#define erts_atomic64_init_wb ethr_atomic_init_wb +#define erts_atomic64_set_wb ethr_atomic_set_wb +#define erts_atomic64_read_wb ethr_atomic_read_wb +#define erts_atomic64_inc_read_wb ethr_atomic_inc_read_wb +#define erts_atomic64_dec_read_wb ethr_atomic_dec_read_wb +#define erts_atomic64_inc_wb ethr_atomic_inc_wb +#define erts_atomic64_dec_wb ethr_atomic_dec_wb +#define erts_atomic64_add_read_wb ethr_atomic_add_read_wb +#define erts_atomic64_add_wb ethr_atomic_add_wb +#define erts_atomic64_read_bor_wb ethr_atomic_read_bor_wb +#define erts_atomic64_read_band_wb ethr_atomic_read_band_wb +#define erts_atomic64_xchg_wb ethr_atomic_xchg_wb +#define erts_atomic64_cmpxchg_wb ethr_atomic_cmpxchg_wb +#define erts_atomic64_read_bset_wb erts_atomic_read_bset_wb + +#define erts_atomic64_set_dirty erts_atomic_set_dirty +#define erts_atomic64_read_dirty erts_atomic_read_dirty + +#elif defined(ARCH_32) + +#undef ERTS_ATOMIC64_OPS_DECL__ + +#define ERTS_ATOMIC64_OPS_DECL__(BARRIER) \ +ERTS_GLB_INLINE void \ +erts_atomic64_init_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val); \ +ERTS_GLB_INLINE void \ +erts_atomic64_set_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val); \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_read_ ## BARRIER(erts_atomic64_t *var); \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_inc_read_ ## BARRIER(erts_atomic64_t *var); \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_dec_read_ ## BARRIER(erts_atomic64_t *var); \ +ERTS_GLB_INLINE void \ +erts_atomic64_inc_ ## BARRIER(erts_atomic64_t *var); \ +ERTS_GLB_INLINE void \ +erts_atomic64_dec_ ## BARRIER(erts_atomic64_t *var); \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_add_read_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val); \ +ERTS_GLB_INLINE void \ +erts_atomic64_add_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val); \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_read_bor_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val); \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_read_band_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val); \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_xchg_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val); \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_cmpxchg_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t new, \ + erts_aint64_t exp); \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_read_bset_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t mask, \ + erts_aint64_t set) + +ERTS_ATOMIC64_OPS_DECL__(nob); +ERTS_ATOMIC64_OPS_DECL__(mb); +ERTS_ATOMIC64_OPS_DECL__(acqb); +ERTS_ATOMIC64_OPS_DECL__(relb); +ERTS_ATOMIC64_OPS_DECL__(ddrb); +ERTS_ATOMIC64_OPS_DECL__(rb); +ERTS_ATOMIC64_OPS_DECL__(wb); + +#undef ERTS_ATOMIC64_OPS_DECL__ + +ERTS_GLB_INLINE void +erts_atomic64_set_dirty(erts_atomic64_t *var, erts_aint64_t val); +ERTS_GLB_INLINE erts_aint64_t +erts_atomic64_read_dirty(erts_atomic64_t *var); + +#if ERTS_GLB_INLINE_INCL_FUNC_DEF + +/* + * The ethr_dw_atomic_*_nob() functions below + * are here to make it possible for the + * ERTS_ATOMIC64_OPS_IMPL__() to map erts + * barriers to ethread barriers... + */ +static ERTS_INLINE void +ethr_dw_atomic_init_nob(ethr_dw_atomic_t *var, + ethr_dw_sint_t *val) +{ + ethr_dw_atomic_init(var, val); +} + +static ERTS_INLINE void +ethr_dw_atomic_set_nob(ethr_dw_atomic_t *var, + ethr_dw_sint_t *val) +{ + ethr_dw_atomic_set(var, val); +} + +static ERTS_INLINE void +ethr_dw_atomic_read_nob(ethr_dw_atomic_t *var, + ethr_dw_sint_t *val) +{ + ethr_dw_atomic_read(var, val); +} + +static ERTS_INLINE int +ethr_dw_atomic_cmpxchg_nob(ethr_dw_atomic_t *var, + ethr_dw_sint_t *new, + ethr_dw_sint_t *xchg) +{ + return ethr_dw_atomic_cmpxchg(var, new, xchg); +} + +#undef ERTS_ATOMIC64_OPS_IMPL__ +#undef ERTS_ATOMIC64_DW_CMPXCHG_IMPL__ +#undef ERTS_DW_SINT_TO_AINT64__ +#undef ERTS_AINT64_TO_DW_SINT__ + +#ifdef ETHR_SU_DW_NAINT_T__ +#define ERTS_DW_SINT_TO_AINT64__(DW) \ + ((erts_aint64_t) DW.dw_sint) +#define ERTS_AINT64_TO_DW_SINT__(DW, AINT64) \ + (DW.dw_sint = (ETHR_SU_DW_NAINT_T__) AINT64) +#else /* !ETHR_SU_DW_NAINT_T__ */ +#define ERTS_DW_SINT_TO_AINT64__(DW) \ + ((((erts_aint64_t) DW.sint[ETHR_DW_SINT_HIGH_WORD]) << 32) \ + | (((erts_aint64_t) DW.sint[ETHR_DW_SINT_LOW_WORD]) \ + & ((erts_aint64_t) 0xffffffff))) +#define ERTS_AINT64_TO_DW_SINT__(DW, AINT64) \ + do { \ + DW.sint[ETHR_DW_SINT_LOW_WORD] = \ + (ethr_sint_t) (AINT64 & 0xffffffff); \ + DW.sint[ETHR_DW_SINT_HIGH_WORD] = \ + (ethr_sint_t) ((AINT64 >> 32) & 0xffffffff); \ + } while (0) +#endif /* !ETHR_SU_DW_NAINT_T__ */ + +#define ERTS_ATOMIC64_DW_CMPXCHG_IMPL__(CmpXchgOp, \ + AVarP, XchgVar, NewVar, \ + ModificationCode) \ +do { \ + ethr_dw_sint_t dw_xchg__, dw_new__; \ + ethr_dw_atomic_read(AVarP, &dw_xchg__); \ + do { \ + XchgVar = ERTS_DW_SINT_TO_AINT64__(dw_xchg__); \ + { \ + ModificationCode; \ + } \ + ERTS_AINT64_TO_DW_SINT__(dw_new__, NewVar); \ + } while (!CmpXchgOp((AVarP), &dw_new__, &dw_xchg__)); \ +} while (0) + +#define ERTS_ATOMIC64_OPS_IMPL__(BARRIER) \ + \ +ERTS_GLB_INLINE void \ +erts_atomic64_init_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val) \ +{ \ + ethr_dw_sint_t dw; \ + ERTS_AINT64_TO_DW_SINT__(dw, val); \ + ethr_dw_atomic_init_ ## BARRIER(var, &dw); \ +} \ + \ +ERTS_GLB_INLINE void \ +erts_atomic64_set_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val) \ +{ \ + ethr_dw_sint_t dw; \ + ERTS_AINT64_TO_DW_SINT__(dw, val); \ + ethr_dw_atomic_set_ ## BARRIER(var, &dw); \ +} \ + \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_read_ ## BARRIER(erts_atomic64_t *var) \ +{ \ + ethr_dw_sint_t dw; \ + ethr_dw_atomic_read_ ## BARRIER(var, &dw); \ + return ERTS_DW_SINT_TO_AINT64__(dw); \ +} \ + \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_inc_read_ ## BARRIER(erts_atomic64_t *var) \ +{ \ + erts_aint64_t xchg, new; \ + ERTS_ATOMIC64_DW_CMPXCHG_IMPL__(ethr_dw_atomic_cmpxchg_ ## BARRIER, \ + var, xchg, new, \ + new = xchg + 1); \ + return new; \ +} \ + \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_dec_read_ ## BARRIER(erts_atomic64_t *var) \ +{ \ + erts_aint64_t xchg, new; \ + ERTS_ATOMIC64_DW_CMPXCHG_IMPL__(ethr_dw_atomic_cmpxchg_ ## BARRIER, \ + var, xchg, new, \ + new = xchg - 1); \ + return new; \ +} \ + \ +ERTS_GLB_INLINE void \ +erts_atomic64_inc_ ## BARRIER(erts_atomic64_t *var) \ +{ \ + erts_aint64_t xchg, new; \ + ERTS_ATOMIC64_DW_CMPXCHG_IMPL__(ethr_dw_atomic_cmpxchg_ ## BARRIER, \ + var, xchg, new, \ + new = xchg + 1); \ +} \ + \ +ERTS_GLB_INLINE void \ +erts_atomic64_dec_ ## BARRIER(erts_atomic64_t *var) \ +{ \ + erts_aint64_t xchg, new; \ + ERTS_ATOMIC64_DW_CMPXCHG_IMPL__(ethr_dw_atomic_cmpxchg_ ## BARRIER, \ + var, xchg, new, \ + new = xchg - 1); \ +} \ + \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_add_read_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val) \ +{ \ + erts_aint64_t xchg, new; \ + ERTS_ATOMIC64_DW_CMPXCHG_IMPL__(ethr_dw_atomic_cmpxchg_ ## BARRIER, \ + var, xchg, new, \ + new = xchg + val); \ + return new; \ +} \ + \ +ERTS_GLB_INLINE void \ +erts_atomic64_add_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val) \ +{ \ + erts_aint64_t xchg, new; \ + ERTS_ATOMIC64_DW_CMPXCHG_IMPL__(ethr_dw_atomic_cmpxchg_ ## BARRIER, \ + var, xchg, new, \ + new = xchg + val); \ +} \ + \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_read_bor_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val) \ +{ \ + erts_aint64_t xchg, new; \ + ERTS_ATOMIC64_DW_CMPXCHG_IMPL__(ethr_dw_atomic_cmpxchg_ ## BARRIER, \ + var, xchg, new, \ + new = xchg | val); \ + return xchg; \ +} \ + \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_read_band_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val) \ +{ \ + erts_aint64_t xchg, new; \ + ERTS_ATOMIC64_DW_CMPXCHG_IMPL__(ethr_dw_atomic_cmpxchg_ ## BARRIER, \ + var, xchg, new, \ + new = xchg & val); \ + return xchg; \ +} \ + \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_xchg_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t val) \ +{ \ + erts_aint64_t xchg, new; \ + ERTS_ATOMIC64_DW_CMPXCHG_IMPL__(ethr_dw_atomic_cmpxchg_ ## BARRIER, \ + var, xchg, new, \ + new = val); \ + return xchg; \ +} \ + \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_cmpxchg_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t new, \ + erts_aint64_t exp) \ +{ \ + ethr_dw_sint_t dw_xchg, dw_new; \ + ERTS_AINT64_TO_DW_SINT__(dw_xchg, exp); \ + ERTS_AINT64_TO_DW_SINT__(dw_new, new); \ + if (ethr_dw_atomic_cmpxchg_ ## BARRIER(var, &dw_new, &dw_xchg)) \ + return exp; \ + return ERTS_DW_SINT_TO_AINT64__(dw_xchg); \ +} \ + \ +ERTS_GLB_INLINE erts_aint64_t \ +erts_atomic64_read_bset_ ## BARRIER(erts_atomic64_t *var, \ + erts_aint64_t mask, \ + erts_aint64_t set) \ +{ \ + erts_aint64_t xchg, new; \ + ERTS_ATOMIC64_DW_CMPXCHG_IMPL__(ethr_dw_atomic_cmpxchg_ ## BARRIER, \ + var, xchg, new, \ + { \ + new = xchg & ~mask; \ + new |= mask & set; \ + }); \ + return xchg; \ +} + +ERTS_ATOMIC64_OPS_IMPL__(nob) +ERTS_ATOMIC64_OPS_IMPL__(mb) +ERTS_ATOMIC64_OPS_IMPL__(acqb) +ERTS_ATOMIC64_OPS_IMPL__(relb) +ERTS_ATOMIC64_OPS_IMPL__(ddrb) +ERTS_ATOMIC64_OPS_IMPL__(rb) +ERTS_ATOMIC64_OPS_IMPL__(wb) + +#undef ERTS_ATOMIC64_OPS_IMPL__ +#undef ERTS_ATOMIC64_DW_CMPXCHG_IMPL__ + +ERTS_GLB_INLINE void +erts_atomic64_set_dirty(erts_atomic64_t *var, erts_aint64_t val) +{ + ethr_sint_t *sint = ethr_dw_atomic_addr(var); + ethr_dw_sint_t dw; + ERTS_AINT64_TO_DW_SINT__(dw, val); + sint[0] = dw.sint[0]; + sint[1] = dw.sint[1]; +} + +ERTS_GLB_INLINE erts_aint64_t +erts_atomic64_read_dirty(erts_atomic64_t *var) +{ + ethr_sint_t *sint; + ethr_dw_sint_t dw; + sint = ethr_dw_atomic_addr(var); + dw.sint[0] = sint[0]; + dw.sint[1] = sint[1]; + return ERTS_DW_SINT_TO_AINT64__(dw); +} + +#undef ERTS_DW_SINT_TO_AINT64__ +#undef ERTS_AINT64_TO_DW_SINT__ + +#endif /* ERTS_GLB_INLINE_INCL_FUNC_DEF */ + +#endif /* ARCH_32 */ + #else /* !USE_THREADS */ /* Double word size atomics */ @@ -1462,6 +1940,116 @@ erts_atomic32_read_dirty(erts_atomic32_t *var) #define erts_atomic32_set_dirty erts_no_atomic32_set #define erts_atomic32_read_dirty erts_no_atomic32_read +/* 64-bit atomics */ + +#define erts_atomic64_init_nob erts_no_atomic64_set +#define erts_atomic64_set_nob erts_no_atomic64_set +#define erts_atomic64_read_nob erts_no_atomic64_read +#define erts_atomic64_inc_read_nob erts_no_atomic64_inc_read +#define erts_atomic64_dec_read_nob erts_no_atomic64_dec_read +#define erts_atomic64_inc_nob erts_no_atomic64_inc +#define erts_atomic64_dec_nob erts_no_atomic64_dec +#define erts_atomic64_add_read_nob erts_no_atomic64_add_read +#define erts_atomic64_add_nob erts_no_atomic64_add +#define erts_atomic64_read_bor_nob erts_no_atomic64_read_bor +#define erts_atomic64_read_band_nob erts_no_atomic64_read_band +#define erts_atomic64_xchg_nob erts_no_atomic64_xchg +#define erts_atomic64_cmpxchg_nob erts_no_atomic64_cmpxchg +#define erts_atomic64_read_bset_nob erts_no_atomic64_read_bset + +#define erts_atomic64_init_mb erts_no_atomic64_set +#define erts_atomic64_set_mb erts_no_atomic64_set +#define erts_atomic64_read_mb erts_no_atomic64_read +#define erts_atomic64_inc_read_mb erts_no_atomic64_inc_read +#define erts_atomic64_dec_read_mb erts_no_atomic64_dec_read +#define erts_atomic64_inc_mb erts_no_atomic64_inc +#define erts_atomic64_dec_mb erts_no_atomic64_dec +#define erts_atomic64_add_read_mb erts_no_atomic64_add_read +#define erts_atomic64_add_mb erts_no_atomic64_add +#define erts_atomic64_read_bor_mb erts_no_atomic64_read_bor +#define erts_atomic64_read_band_mb erts_no_atomic64_read_band +#define erts_atomic64_xchg_mb erts_no_atomic64_xchg +#define erts_atomic64_cmpxchg_mb erts_no_atomic64_cmpxchg +#define erts_atomic64_read_bset_mb erts_no_atomic64_read_bset + +#define erts_atomic64_init_acqb erts_no_atomic64_set +#define erts_atomic64_set_acqb erts_no_atomic64_set +#define erts_atomic64_read_acqb erts_no_atomic64_read +#define erts_atomic64_inc_read_acqb erts_no_atomic64_inc_read +#define erts_atomic64_dec_read_acqb erts_no_atomic64_dec_read +#define erts_atomic64_inc_acqb erts_no_atomic64_inc +#define erts_atomic64_dec_acqb erts_no_atomic64_dec +#define erts_atomic64_add_read_acqb erts_no_atomic64_add_read +#define erts_atomic64_add_acqb erts_no_atomic64_add +#define erts_atomic64_read_bor_acqb erts_no_atomic64_read_bor +#define erts_atomic64_read_band_acqb erts_no_atomic64_read_band +#define erts_atomic64_xchg_acqb erts_no_atomic64_xchg +#define erts_atomic64_cmpxchg_acqb erts_no_atomic64_cmpxchg +#define erts_atomic64_read_bset_acqb erts_no_atomic64_read_bset + +#define erts_atomic64_init_relb erts_no_atomic64_set +#define erts_atomic64_set_relb erts_no_atomic64_set +#define erts_atomic64_read_relb erts_no_atomic64_read +#define erts_atomic64_inc_read_relb erts_no_atomic64_inc_read +#define erts_atomic64_dec_read_relb erts_no_atomic64_dec_read +#define erts_atomic64_inc_relb erts_no_atomic64_inc +#define erts_atomic64_dec_relb erts_no_atomic64_dec +#define erts_atomic64_add_read_relb erts_no_atomic64_add_read +#define erts_atomic64_add_relb erts_no_atomic64_add +#define erts_atomic64_read_bor_relb erts_no_atomic64_read_bor +#define erts_atomic64_read_band_relb erts_no_atomic64_read_band +#define erts_atomic64_xchg_relb erts_no_atomic64_xchg +#define erts_atomic64_cmpxchg_relb erts_no_atomic64_cmpxchg +#define erts_atomic64_read_bset_relb erts_no_atomic64_read_bset + +#define erts_atomic64_init_ddrb erts_no_atomic64_set +#define erts_atomic64_set_ddrb erts_no_atomic64_set +#define erts_atomic64_read_ddrb erts_no_atomic64_read +#define erts_atomic64_inc_read_ddrb erts_no_atomic64_inc_read +#define erts_atomic64_dec_read_ddrb erts_no_atomic64_dec_read +#define erts_atomic64_inc_ddrb erts_no_atomic64_inc +#define erts_atomic64_dec_ddrb erts_no_atomic64_dec +#define erts_atomic64_add_read_ddrb erts_no_atomic64_add_read +#define erts_atomic64_add_ddrb erts_no_atomic64_add +#define erts_atomic64_read_bor_ddrb erts_no_atomic64_read_bor +#define erts_atomic64_read_band_ddrb erts_no_atomic64_read_band +#define erts_atomic64_xchg_ddrb erts_no_atomic64_xchg +#define erts_atomic64_cmpxchg_ddrb erts_no_atomic64_cmpxchg +#define erts_atomic64_read_bset_ddrb erts_no_atomic64_read_bset + +#define erts_atomic64_init_rb erts_no_atomic64_set +#define erts_atomic64_set_rb erts_no_atomic64_set +#define erts_atomic64_read_rb erts_no_atomic64_read +#define erts_atomic64_inc_read_rb erts_no_atomic64_inc_read +#define erts_atomic64_dec_read_rb erts_no_atomic64_dec_read +#define erts_atomic64_inc_rb erts_no_atomic64_inc +#define erts_atomic64_dec_rb erts_no_atomic64_dec +#define erts_atomic64_add_read_rb erts_no_atomic64_add_read +#define erts_atomic64_add_rb erts_no_atomic64_add +#define erts_atomic64_read_bor_rb erts_no_atomic64_read_bor +#define erts_atomic64_read_band_rb erts_no_atomic64_read_band +#define erts_atomic64_xchg_rb erts_no_atomic64_xchg +#define erts_atomic64_cmpxchg_rb erts_no_atomic64_cmpxchg +#define erts_atomic64_read_bset_rb erts_no_atomic64_read_bset + +#define erts_atomic64_init_wb erts_no_atomic64_set +#define erts_atomic64_set_wb erts_no_atomic64_set +#define erts_atomic64_read_wb erts_no_atomic64_read +#define erts_atomic64_inc_read_wb erts_no_atomic64_inc_read +#define erts_atomic64_dec_read_wb erts_no_atomic64_dec_read +#define erts_atomic64_inc_wb erts_no_atomic64_inc +#define erts_atomic64_dec_wb erts_no_atomic64_dec +#define erts_atomic64_add_read_wb erts_no_atomic64_add_read +#define erts_atomic64_add_wb erts_no_atomic64_add +#define erts_atomic64_read_bor_wb erts_no_atomic64_read_bor +#define erts_atomic64_read_band_wb erts_no_atomic64_read_band +#define erts_atomic64_xchg_wb erts_no_atomic64_xchg +#define erts_atomic64_cmpxchg_wb erts_no_atomic64_cmpxchg +#define erts_atomic64_read_bset_wb erts_no_atomic64_read_bset + +#define erts_atomic64_set_dirty erts_no_atomic64_set +#define erts_atomic64_read_dirty erts_no_atomic64_read + #endif /* !USE_THREADS */ #if ERTS_GLB_INLINE_INCL_FUNC_DEF @@ -1548,6 +2136,16 @@ erts_thr_self(void) #endif } +ERTS_GLB_INLINE int +erts_thr_getname(erts_tid_t tid, char *buf, size_t len) +{ +#ifdef USE_THREADS + return ethr_getname(tid, buf, len); +#else + return -1; +#endif +} + ERTS_GLB_INLINE int erts_equal_tids(erts_tid_t x, erts_tid_t y) @@ -2383,6 +2981,104 @@ erts_no_atomic32_read_bset(erts_no_atomic32_t *var, return old; } +/* atomic64 */ + +ERTS_GLB_INLINE void +erts_no_atomic64_set(erts_no_atomic64_t *var, erts_aint64_t i) +{ + *var = i; +} + +ERTS_GLB_INLINE erts_aint64_t +erts_no_atomic64_read(erts_no_atomic64_t *var) +{ + return *var; +} + +ERTS_GLB_INLINE erts_aint64_t +erts_no_atomic64_inc_read(erts_no_atomic64_t *incp) +{ + return ++(*incp); +} + +ERTS_GLB_INLINE erts_aint64_t +erts_no_atomic64_dec_read(erts_no_atomic64_t *decp) +{ + return --(*decp); +} + +ERTS_GLB_INLINE void +erts_no_atomic64_inc(erts_no_atomic64_t *incp) +{ + ++(*incp); +} + +ERTS_GLB_INLINE void +erts_no_atomic64_dec(erts_no_atomic64_t *decp) +{ + --(*decp); +} + +ERTS_GLB_INLINE erts_aint64_t +erts_no_atomic64_add_read(erts_no_atomic64_t *addp, erts_aint64_t i) +{ + return *addp += i; +} + +ERTS_GLB_INLINE void +erts_no_atomic64_add(erts_no_atomic64_t *addp, erts_aint64_t i) +{ + *addp += i; +} + +ERTS_GLB_INLINE erts_aint64_t +erts_no_atomic64_read_bor(erts_no_atomic64_t *var, erts_aint64_t mask) +{ + erts_aint64_t old; + old = *var; + *var |= mask; + return old; +} + +ERTS_GLB_INLINE erts_aint64_t +erts_no_atomic64_read_band(erts_no_atomic64_t *var, erts_aint64_t mask) +{ + erts_aint64_t old; + old = *var; + *var &= mask; + return old; +} + +ERTS_GLB_INLINE erts_aint64_t +erts_no_atomic64_xchg(erts_no_atomic64_t *xchgp, erts_aint64_t new) +{ + erts_aint64_t old = *xchgp; + *xchgp = new; + return old; +} + +ERTS_GLB_INLINE erts_aint64_t +erts_no_atomic64_cmpxchg(erts_no_atomic64_t *xchgp, + erts_aint64_t new, + erts_aint64_t expected) +{ + erts_aint64_t old = *xchgp; + if (old == expected) + *xchgp = new; + return old; +} + +ERTS_GLB_INLINE erts_aint64_t +erts_no_atomic64_read_bset(erts_no_atomic64_t *var, + erts_aint64_t mask, + erts_aint64_t set) +{ + erts_aint64_t old = *var; + *var &= ~mask; + *var |= (mask & set); + return old; +} + /* spinlock */ ERTS_GLB_INLINE void @@ -2838,6 +3534,15 @@ ERTS_GLB_INLINE void erts_thr_yield(void) #ifdef ETHR_HAVE_ETHR_SIG_FUNCS ERTS_GLB_INLINE void +erts_thr_kill(erts_tid_t tid, int sig) { +#ifdef USE_THREADS + int res = ethr_kill((ethr_tid)tid, sig); + if (res) + erts_thr_fatal_error(res, "killing thread"); +#endif +} + +ERTS_GLB_INLINE void erts_thr_sigmask(int how, const sigset_t *set, sigset_t *oset) { #ifdef USE_THREADS diff --git a/erts/emulator/beam/erl_time.h b/erts/emulator/beam/erl_time.h index 4bbdcaa3e3..7ed1a395ad 100644 --- a/erts/emulator/beam/erl_time.h +++ b/erts/emulator/beam/erl_time.h @@ -107,7 +107,7 @@ ERTS_GLB_INLINE void erts_do_time_add(erts_short_time_t elapsed) /* time_sup */ -#if (defined(HAVE_GETHRVTIME) || defined(HAVE_CLOCK_GETTIME)) +#if (defined(HAVE_GETHRVTIME) || defined(HAVE_CLOCK_GETTIME_CPU_TIME)) # ifndef HAVE_ERTS_NOW_CPU # define HAVE_ERTS_NOW_CPU # ifdef HAVE_GETHRVTIME diff --git a/erts/emulator/beam/erl_trace.c b/erts/emulator/beam/erl_trace.c index ea5c850a30..2f9969b0e7 100644 --- a/erts/emulator/beam/erl_trace.c +++ b/erts/emulator/beam/erl_trace.c @@ -2225,7 +2225,7 @@ trace_gc(Process *p, Eterm what) Eterm* limit; #endif - ASSERT(sizeof(values)/sizeof(*values) == sizeof(tags)/sizeof(Eterm)); + ERTS_CT_ASSERT(sizeof(values)/sizeof(*values) == sizeof(tags)/sizeof(Eterm)); UseTmpHeap(LOCAL_HEAP_SIZE,p); @@ -3492,16 +3492,13 @@ init_sys_msg_dispatcher(void) thr_opts.coreNo = 0; #endif thr_opts.detached = 1; + thr_opts.name = "sys_msg_dispatcher"; init_smq_element_alloc(); sys_message_queue = NULL; sys_message_queue_end = NULL; erts_smp_cnd_init(&smq_cnd); erts_smp_mtx_init(&smq_mtx, "sys_msg_q"); -#ifdef ETHR_HAVE_THREAD_NAMES - thr_opts.name = "sys_msg_dispatcher"; -#endif - erts_smp_thr_create(&sys_msg_dispatcher_tid, sys_msg_dispatcher_func, NULL, diff --git a/erts/emulator/beam/erl_utils.h b/erts/emulator/beam/erl_utils.h index 0807649ea1..c32f8fd61c 100644 --- a/erts/emulator/beam/erl_utils.h +++ b/erts/emulator/beam/erl_utils.h @@ -32,11 +32,7 @@ typedef struct { #endif union { Uint64 not_atomic; -#ifdef ARCH_64 - erts_atomic_t atomic; -#else - erts_dw_atomic_t atomic; -#endif + erts_atomic64_t atomic; } counter; } erts_interval_t; @@ -50,9 +46,6 @@ Uint64 erts_ensure_later_interval_nob(erts_interval_t *, Uint64); Uint64 erts_ensure_later_interval_acqb(erts_interval_t *, Uint64); Uint64 erts_smp_ensure_later_interval_nob(erts_interval_t *, Uint64); Uint64 erts_smp_ensure_later_interval_acqb(erts_interval_t *, Uint64); -#ifdef ARCH_32 -ERTS_GLB_INLINE Uint64 erts_interval_dw_aint_to_val__(erts_dw_aint_t *); -#endif ERTS_GLB_INLINE Uint64 erts_current_interval_nob__(erts_interval_t *); ERTS_GLB_INLINE Uint64 erts_current_interval_acqb__(erts_interval_t *); ERTS_GLB_INLINE Uint64 erts_current_interval_nob(erts_interval_t *); @@ -62,46 +55,16 @@ ERTS_GLB_INLINE Uint64 erts_smp_current_interval_acqb(erts_interval_t *); #if ERTS_GLB_INLINE_INCL_FUNC_DEF -#ifdef ARCH_32 - -ERTS_GLB_INLINE Uint64 -erts_interval_dw_aint_to_val__(erts_dw_aint_t *dw) -{ -#ifdef ETHR_SU_DW_NAINT_T__ - return (Uint64) dw->dw_sint; -#else - Uint64 res; - res = (Uint64) ((Uint32) dw->sint[ERTS_DW_AINT_HIGH_WORD]); - res <<= 32; - res |= (Uint64) ((Uint32) dw->sint[ERTS_DW_AINT_LOW_WORD]); - return res; -#endif -} - -#endif - ERTS_GLB_INLINE Uint64 erts_current_interval_nob__(erts_interval_t *icp) { -#ifdef ARCH_64 - return (Uint64) erts_atomic_read_nob(&icp->counter.atomic); -#else - erts_dw_aint_t dw; - erts_dw_atomic_read_nob(&icp->counter.atomic, &dw); - return erts_interval_dw_aint_to_val__(&dw); -#endif + return (Uint64) erts_atomic64_read_nob(&icp->counter.atomic); } ERTS_GLB_INLINE Uint64 erts_current_interval_acqb__(erts_interval_t *icp) { -#ifdef ARCH_64 - return (Uint64) erts_atomic_read_acqb(&icp->counter.atomic); -#else - erts_dw_aint_t dw; - erts_dw_atomic_read_acqb(&icp->counter.atomic, &dw); - return erts_interval_dw_aint_to_val__(&dw); -#endif + return (Uint64) erts_atomic64_read_acqb(&icp->counter.atomic); } ERTS_GLB_INLINE Uint64 diff --git a/erts/emulator/beam/erl_vm.h b/erts/emulator/beam/erl_vm.h index b7de8208ad..78d98229d8 100644 --- a/erts/emulator/beam/erl_vm.h +++ b/erts/emulator/beam/erl_vm.h @@ -20,8 +20,6 @@ #ifndef __ERL_VM_H__ #define __ERL_VM_H__ -/* #define ERTS_OPCODE_COUNTER_SUPPORT */ - /* FORCE_HEAP_FRAGS: * Debug provocation to make HAlloc always create heap fragments (if allowed) * even if there is room on heap. diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c index 9b9b4b2a62..601cbe9d7d 100644 --- a/erts/emulator/beam/external.c +++ b/erts/emulator/beam/external.c @@ -36,7 +36,9 @@ #include "erl_process.h" #include "error.h" #include "external.h" +#define ERL_WANT_HIPE_BIF_WRAPPER__ #include "bif.h" +#undef ERL_WANT_HIPE_BIF_WRAPPER__ #include "big.h" #include "dist.h" #include "erl_binary.h" @@ -498,15 +500,37 @@ byte *erts_encode_ext_dist_header_finalize(byte *ext, ErtsAtomCache *cache, Uint return ep; } -Uint erts_encode_dist_ext_size(Eterm term, Uint32 flags, ErtsAtomCacheMap *acmp) +int erts_encode_dist_ext_size(Eterm term, Uint32 flags, ErtsAtomCacheMap *acmp, + Uint* szp) { - Uint sz = 0; + Uint sz; + if (encode_size_struct_int(NULL, acmp, term, flags, NULL, &sz)) { + return -1; + } else { #ifndef ERTS_DEBUG_USE_DIST_SEP - if (!(flags & DFLAG_DIST_HDR_ATOM_CACHE)) + if (!(flags & DFLAG_DIST_HDR_ATOM_CACHE)) #endif - sz++ /* VERSION_MAGIC */; - sz += encode_size_struct2(acmp, term, flags); - return sz; + sz++ /* VERSION_MAGIC */; + + *szp += sz; + return 0; + } +} + +int erts_encode_dist_ext_size_int(Eterm term, struct erts_dsig_send_context* ctx, Uint* szp) +{ + Uint sz; + if (encode_size_struct_int(&ctx->u.sc, ctx->acmp, term, ctx->flags, &ctx->reds, &sz)) { + return -1; + } else { +#ifndef ERTS_DEBUG_USE_DIST_SEP + if (!(ctx->flags & DFLAG_DIST_HDR_ATOM_CACHE)) +#endif + sz++ /* VERSION_MAGIC */; + + *szp += sz; + return 0; + } } Uint erts_encode_ext_size(Eterm term) @@ -527,19 +551,16 @@ Uint erts_encode_ext_size_ets(Eterm term) } -void erts_encode_dist_ext(Eterm term, byte **ext, Uint32 flags, ErtsAtomCacheMap *acmp) +int erts_encode_dist_ext(Eterm term, byte **ext, Uint32 flags, ErtsAtomCacheMap *acmp, + TTBEncodeContext* ctx, Sint* reds) { - byte *ep = *ext; -#ifndef ERTS_DEBUG_USE_DIST_SEP - if (!(flags & DFLAG_DIST_HDR_ATOM_CACHE)) -#endif - *ep++ = VERSION_MAGIC; - ep = enc_term(acmp, term, ep, flags, NULL); - if (!ep) - erl_exit(ERTS_ABORT_EXIT, - "%s:%d:erts_encode_dist_ext(): Internal data structure error\n", - __FILE__, __LINE__); - *ext = ep; + if (!ctx || !ctx->wstack.wstart) { + #ifndef ERTS_DEBUG_USE_DIST_SEP + if (!(flags & DFLAG_DIST_HDR_ATOM_CACHE)) + #endif + *(*ext)++ = VERSION_MAGIC; + } + return enc_term_int(ctx, acmp, term, *ext, flags, NULL, reds, ext); } void erts_encode_ext(Eterm term, byte **ext) @@ -1740,54 +1761,14 @@ erts_term_to_binary(Process* p, Eterm Term, int level, Uint flags) { return erts_term_to_binary_simple(p, Term, size, level, flags); } -/* Define for testing */ -/* #define EXTREME_TTB_TRAPPING 1 */ +/* Define EXTREME_TTB_TRAPPING for testing in dist.h */ #ifndef EXTREME_TTB_TRAPPING -#define TERM_TO_BINARY_LOOP_FACTOR 32 #define TERM_TO_BINARY_COMPRESS_CHUNK (1 << 18) #else -#define TERM_TO_BINARY_LOOP_FACTOR 1 #define TERM_TO_BINARY_COMPRESS_CHUNK 10 #endif - - -typedef enum { TTBSize, TTBEncode, TTBCompress } TTBState; -typedef struct TTBSizeContext_ { - Uint flags; - int level; - Uint result; - Eterm obj; - ErtsEStack estack; -} TTBSizeContext; - -typedef struct TTBEncodeContext_ { - Uint flags; - int level; - byte* ep; - Eterm obj; - ErtsWStack wstack; - Binary *result_bin; -} TTBEncodeContext; - -typedef struct { - Uint real_size; - Uint dest_len; - byte *dbytes; - Binary *result_bin; - Binary *destination_bin; - z_stream stream; -} TTBCompressContext; - -typedef struct { - int alive; - TTBState state; - union { - TTBSizeContext sc; - TTBEncodeContext ec; - TTBCompressContext cc; - } s; -} TTBContext; +#define TERM_TO_BINARY_MEMCPY_FACTOR 8 static void ttb_context_destructor(Binary *context_bin) { @@ -1899,8 +1880,6 @@ static Eterm erts_term_to_binary_int(Process* p, Eterm Term, int level, Uint fla } result_bin = erts_bin_nrml_alloc(size); - result_bin->flags = 0; - result_bin->orig_size = size; erts_refc_init(&result_bin->refc, 0); result_bin->orig_bytes[0] = VERSION_MAGIC; /* Next state immediately, no need to export context */ @@ -1925,7 +1904,6 @@ static Eterm erts_term_to_binary_int(Process* p, Eterm Term, int level, Uint fla } real_size = endp - bytes; result_bin = erts_bin_realloc(context->s.ec.result_bin,real_size); - result_bin->orig_size = real_size; level = context->s.ec.level; BUMP_REDS(p, (initial_reds - reds) / TERM_TO_BINARY_LOOP_FACTOR); if (level == 0 || real_size < 6) { /* We are done */ @@ -1962,8 +1940,6 @@ static Eterm erts_term_to_binary_int(Process* p, Eterm Term, int level, Uint fla context->s.cc.result_bin = result_bin; result_bin = erts_bin_nrml_alloc(real_size); - result_bin->flags = 0; - result_bin->orig_size = real_size; erts_refc_init(&result_bin->refc, 0); result_bin->orig_bytes[0] = VERSION_MAGIC; @@ -2005,7 +1981,6 @@ static Eterm erts_term_to_binary_int(Process* p, Eterm Term, int level, Uint fla erl_zlib_deflate_finish(&(context->s.cc.stream)); result_bin = erts_bin_realloc(context->s.cc.destination_bin, context->s.cc.dest_len+6); - result_bin->orig_size = context->s.cc.dest_len+6; context->s.cc.destination_bin = NULL; pb = (ProcBin *) HAlloc(p, PROC_BIN_SIZE); pb->thing_word = HEADER_PROC_BIN; @@ -2327,8 +2302,9 @@ dec_pid(ErtsDistExternal *edep, Eterm** hpp, byte* ep, ErlOffHeap* off_heap, Ete #define ENC_TERM ((Eterm) 0) #define ENC_ONE_CONS ((Eterm) 1) #define ENC_PATCH_FUN_SIZE ((Eterm) 2) -#define ENC_LAST_ARRAY_ELEMENT ((Eterm) 3) - +#define ENC_BIN_COPY ((Eterm) 3) +#define ENC_MAP_PAIR ((Eterm) 4) +#define ENC_LAST_ARRAY_ELEMENT ((Eterm) 5) static byte* enc_term(ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, Uint32 dflags, @@ -2364,6 +2340,9 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, WSTACK_RESTORE(s, &ctx->wstack); ep = ctx->ep; obj = ctx->obj; + if (is_non_value(obj)) { + goto outer_loop; + } } } @@ -2387,8 +2366,8 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, obj = CAR(cons); tl = CDR(cons); - WSTACK_PUSH(s, is_list(tl) ? ENC_ONE_CONS : ENC_TERM); - WSTACK_PUSH(s, tl); + WSTACK_PUSH2(s, (is_list(tl) ? ENC_ONE_CONS : ENC_TERM), + tl); } break; case ENC_PATCH_FUN_SIZE: @@ -2401,6 +2380,39 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, put_int32(ep - size_p, size_p); } goto outer_loop; + case ENC_BIN_COPY: { + Uint bits = (Uint)obj; + Uint bitoffs = WSTACK_POP(s); + byte* bytes = (byte*) WSTACK_POP(s); + byte* dst = (byte*) WSTACK_POP(s); + if (bits > r * (TERM_TO_BINARY_MEMCPY_FACTOR * 8)) { + Uint n = r * TERM_TO_BINARY_MEMCPY_FACTOR; + WSTACK_PUSH5(s, (UWord)(dst + n), (UWord)(bytes + n), bitoffs, + ENC_BIN_COPY, bits - 8*n); + bits = 8*n; + copy_binary_to_buffer(dst, 0, bytes, bitoffs, bits); + obj = THE_NON_VALUE; + r = 0; /* yield */ + break; + } else { + copy_binary_to_buffer(dst, 0, bytes, bitoffs, bits); + r -= bits / (TERM_TO_BINARY_MEMCPY_FACTOR * 8); + goto outer_loop; + } + } + case ENC_MAP_PAIR: { + Uint pairs_left = obj; + Eterm *vptr = (Eterm*) WSTACK_POP(s); + Eterm *kptr = (Eterm*) WSTACK_POP(s); + + obj = *kptr; + if (--pairs_left > 0) { + WSTACK_PUSH4(s, (UWord)(kptr+1), (UWord)(vptr+1), + ENC_MAP_PAIR, pairs_left); + } + WSTACK_PUSH2(s, ENC_TERM, *vptr); + break; + } case ENC_LAST_ARRAY_ELEMENT: /* obj is the tuple */ { @@ -2419,17 +2431,16 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, #else Eterm* ptr = (Eterm *) obj; #endif - WSTACK_PUSH(s, val-1); obj = *ptr++; - WSTACK_PUSH(s, (UWord)ptr); + WSTACK_PUSH2(s, val-1, (UWord)ptr); } break; } L_jump_start: - if (ctx && --r == 0) { - *reds = r; + if (ctx && --r <= 0) { + *reds = 0; ctx->obj = obj; ctx->ep = ep; WSTACK_SAVE(s, &ctx->wstack); @@ -2578,8 +2589,7 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, ep += 4; } if (i > 0) { - WSTACK_PUSH(s, ENC_LAST_ARRAY_ELEMENT+i-1); - WSTACK_PUSH(s, (UWord)ptr); + WSTACK_PUSH2(s, ENC_LAST_ARRAY_ELEMENT+i-1, (UWord)ptr); } break; @@ -2595,18 +2605,8 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, Eterm *kptr = map_get_keys(mp); Eterm *vptr = map_get_values(mp); - for (i = size-1; i >= 1; i--) { - WSTACK_PUSH(s, ENC_TERM); - WSTACK_PUSH(s, (UWord) vptr[i]); - WSTACK_PUSH(s, ENC_TERM); - WSTACK_PUSH(s, (UWord) kptr[i]); - } - - WSTACK_PUSH(s, ENC_TERM); - WSTACK_PUSH(s, (UWord) vptr[0]); - - obj = kptr[0]; - goto L_jump_start; + WSTACK_PUSH4(s, (UWord)kptr, (UWord)vptr, + ENC_MAP_PAIR, size); } } break; @@ -2644,6 +2644,7 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, Uint bitoffs; Uint bitsize; byte* bytes; + byte* data_dst; ERTS_GET_BINARY_BYTES(obj, bytes, bitoffs, bitsize); if (dflags & DFLAG_INTERNAL_TAGS) { @@ -2689,7 +2690,7 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, j = binary_size(obj); put_int32(j, ep); ep += 4; - copy_binary_to_buffer(ep, 0, bytes, bitoffs, 8*j); + data_dst = ep; ep += j; } else if (dflags & DFLAG_BIT_BINARIES) { /* Bit-level binary. */ @@ -2699,7 +2700,7 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, ep += 4; *ep++ = bitsize; ep[j] = 0; /* Zero unused bits at end of binary */ - copy_binary_to_buffer(ep, 0, bytes, bitoffs, 8*j+bitsize); + data_dst = ep; ep += j + 1; } else { /* @@ -2713,11 +2714,18 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, put_int32((j+1), ep); ep += 4; ep[j] = 0; /* Zero unused bits at end of binary */ - copy_binary_to_buffer(ep, 0, bytes, bitoffs, 8*j+bitsize); + data_dst = ep; ep += j+1; *ep++ = SMALL_INTEGER_EXT; *ep++ = bitsize; } + if (ctx && j > r * TERM_TO_BINARY_MEMCPY_FACTOR) { + WSTACK_PUSH5(s, (UWord)data_dst, (UWord)bytes, bitoffs, + ENC_BIN_COPY, 8*j + bitsize); + } else { + copy_binary_to_buffer(data_dst, 0, bytes, bitoffs, + 8 * j + bitsize); + } } break; case EXPORT_DEF: @@ -2746,13 +2754,12 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, case FUN_DEF: { ErlFunThing* funp = (ErlFunThing *) fun_val(obj); + int ei; if ((dflags & DFLAG_NEW_FUN_TAGS) != 0) { - int ei; - *ep++ = NEW_FUN_EXT; - WSTACK_PUSH(s, ENC_PATCH_FUN_SIZE); - WSTACK_PUSH(s, (UWord) ep); /* Position for patching in size */ + WSTACK_PUSH2(s, ENC_PATCH_FUN_SIZE, + (UWord) ep); /* Position for patching in size */ ep += 4; *ep = funp->arity; ep += 1; @@ -2766,16 +2773,6 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, ep = enc_term(acmp, make_small(funp->fe->old_index), ep, dflags, off_heap); ep = enc_term(acmp, make_small(funp->fe->old_uniq), ep, dflags, off_heap); ep = enc_pid(acmp, funp->creator, ep, dflags); - - fun_env: - for (ei = funp->num_free-1; ei > 0; ei--) { - WSTACK_PUSH(s, ENC_TERM); - WSTACK_PUSH(s, (UWord) funp->env[ei]); - } - if (funp->num_free != 0) { - obj = funp->env[0]; - goto L_jump_start; - } } else { /* * Communicating with an obsolete erl_interface or @@ -2807,7 +2804,13 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep, *ep++ = SMALL_TUPLE_EXT; put_int8(funp->num_free, ep); ep += 1; - goto fun_env; + } + for (ei = funp->num_free-1; ei > 0; ei--) { + WSTACK_PUSH2(s, ENC_TERM, (UWord) funp->env[ei]); + } + if (funp->num_free != 0) { + obj = funp->env[0]; + goto L_jump_start; } } break; @@ -3387,8 +3390,6 @@ dec_term_atom_common: } else { Binary* dbin = erts_bin_nrml_alloc(n); ProcBin* pb; - dbin->flags = 0; - dbin->orig_size = n; erts_refc_init(&dbin->refc, 1); pb = (ProcBin *) hp; hp += PROC_BIN_SIZE; @@ -3441,8 +3442,6 @@ dec_term_atom_common: Binary* dbin = erts_bin_nrml_alloc(n); ProcBin* pb; - dbin->flags = 0; - dbin->orig_size = n; erts_refc_init(&dbin->refc, 1); pb = (ProcBin *) hp; pb->thing_word = HEADER_PROC_BIN; diff --git a/erts/emulator/beam/external.h b/erts/emulator/beam/external.h index bf00958eb1..f120e96e3b 100644 --- a/erts/emulator/beam/external.h +++ b/erts/emulator/beam/external.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1996-2013. All Rights Reserved. + * Copyright Ericsson AB 1996-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -150,6 +150,7 @@ typedef struct { Uint extsize; } ErtsBinary2TermState; + /* -------------------------------------------------------------------------- */ void erts_init_atom_cache_map(ErtsAtomCacheMap *); @@ -161,8 +162,12 @@ Uint erts_encode_ext_dist_header_size(ErtsAtomCacheMap *); Uint erts_encode_ext_dist_header_size(ErtsAtomCacheMap *); byte *erts_encode_ext_dist_header_setup(byte *, ErtsAtomCacheMap *); byte *erts_encode_ext_dist_header_finalize(byte *, ErtsAtomCache *, Uint32); -Uint erts_encode_dist_ext_size(Eterm, Uint32, ErtsAtomCacheMap *); -void erts_encode_dist_ext(Eterm, byte **, Uint32, ErtsAtomCacheMap *); +struct erts_dsig_send_context; +int erts_encode_dist_ext_size(Eterm, Uint32, ErtsAtomCacheMap*, Uint* szp); +int erts_encode_dist_ext_size_int(Eterm term, struct erts_dsig_send_context* ctx, Uint* szp); +struct TTBEncodeContext_; +int erts_encode_dist_ext(Eterm, byte **, Uint32, ErtsAtomCacheMap *, + struct TTBEncodeContext_ *, Sint* reds); Uint erts_encode_ext_size(Eterm); Uint erts_encode_ext_size_2(Eterm, unsigned); diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h index 891046a8b5..ec8c1e3ccb 100644 --- a/erts/emulator/beam/global.h +++ b/erts/emulator/beam/global.h @@ -41,6 +41,7 @@ #include "error.h" #include "erl_utils.h" #include "erl_port.h" +#include "erl_gc.h" struct enif_environment_t /* ErlNifEnv */ { @@ -479,6 +480,17 @@ do { \ *s.sp++ = (z); \ } while(0) +#define ESTACK_PUSH4(s, E1, E2, E3, E4) \ +do { \ + if (s.sp > s.end - 4) { \ + erl_grow_estack(&s, ESTK_DEF_STACK(s)); \ + } \ + *s.sp++ = (E1); \ + *s.sp++ = (E2); \ + *s.sp++ = (E3); \ + *s.sp++ = (E4); \ +} while(0) + #define ESTACK_COUNT(s) (s.sp - s.start) #define ESTACK_ISEMPTY(s) (s.sp == s.start) #define ESTACK_POP(s) (*(--s.sp)) @@ -597,6 +609,42 @@ do { \ *s.wsp++ = (z); \ } while(0) +#define WSTACK_PUSH4(s, A1, A2, A3, A4) \ +do { \ + if (s.wsp > s.wend - 4) { \ + erl_grow_wstack(&s, WSTK_DEF_STACK(s)); \ + } \ + *s.wsp++ = (A1); \ + *s.wsp++ = (A2); \ + *s.wsp++ = (A3); \ + *s.wsp++ = (A4); \ +} while(0) + +#define WSTACK_PUSH5(s, A1, A2, A3, A4, A5) \ +do { \ + if (s.wsp > s.wend - 5) { \ + erl_grow_wstack(&s, WSTK_DEF_STACK(s)); \ + } \ + *s.wsp++ = (A1); \ + *s.wsp++ = (A2); \ + *s.wsp++ = (A3); \ + *s.wsp++ = (A4); \ + *s.wsp++ = (A5); \ +} while(0) + +#define WSTACK_PUSH6(s, A1, A2, A3, A4, A5, A6) \ +do { \ + if (s.wsp > s.wend - 6) { \ + erl_grow_wstack(&s, WSTK_DEF_STACK(s)); \ + } \ + *s.wsp++ = (A1); \ + *s.wsp++ = (A2); \ + *s.wsp++ = (A3); \ + *s.wsp++ = (A4); \ + *s.wsp++ = (A5); \ + *s.wsp++ = (A6); \ +} while(0) + #define WSTACK_COUNT(s) (s.wsp - s.wstart) #define WSTACK_ISEMPTY(s) (s.wsp == s.wstart) #define WSTACK_POP(s) (*(--s.wsp)) @@ -809,23 +857,6 @@ void MD5Init(MD5_CTX *); void MD5Update(MD5_CTX *, unsigned char *, unsigned int); void MD5Final(unsigned char [16], MD5_CTX *); -/* ggc.c */ - -void erts_gc_info(ErtsGCInfo *gcip); -void erts_init_gc(void); -int erts_garbage_collect(Process*, int, Eterm*, int); -void erts_garbage_collect_hibernate(Process* p); -Eterm erts_gc_after_bif_call(Process* p, Eterm result, Eterm* regs, Uint arity); -void erts_garbage_collect_literals(Process* p, Eterm* literals, - Uint lit_size, - struct erl_off_heap_header* oh); -Uint erts_next_heap_size(Uint, Uint); -Eterm erts_heap_sizes(Process* p); - -void erts_offset_off_heap(ErlOffHeap *, Sint, Eterm*, Eterm*); -void erts_offset_heap_ptr(Eterm*, Uint, Sint, Eterm*, Eterm*); -void erts_offset_heap(Eterm*, Uint, Sint, Eterm*, Eterm*); -void erts_free_heap_frags(Process* p); /* io.c */ diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c index 9ae973e108..d46ac9b336 100644 --- a/erts/emulator/beam/io.c +++ b/erts/emulator/beam/io.c @@ -391,7 +391,7 @@ static Port *create_port(char *name, /* Set default tracing */ erts_get_default_tracing(&ERTS_TRACE_FLAGS(prt), &ERTS_TRACER_PROC(prt)); - ASSERT(((char *) prt) == ((char *) &prt->common)); + ERTS_CT_ASSERT(offsetof(Port,common) == 0); #if !ERTS_PORT_INIT_INSTR_NEED_ID /* @@ -3153,8 +3153,6 @@ static void deliver_read_message(Port* prt, erts_aint32_t state, Eterm to, Binary* bptr; bptr = erts_bin_nrml_alloc(len); - bptr->flags = 0; - bptr->orig_size = len; erts_refc_init(&bptr->refc, 1); sys_memcpy(bptr->orig_bytes, buf, len); @@ -5506,8 +5504,6 @@ driver_deliver_term(Eterm to, ErlDrvTermData* data, int len) ProcBin* pbp; Binary* bp = erts_bin_nrml_alloc(size); ASSERT(bufp); - bp->flags = 0; - bp->orig_size = (SWord) size; erts_refc_init(&bp->refc, 1); sys_memcpy((void *) bp->orig_bytes, (void *) bufp, size); pbp = (ProcBin *) hp; @@ -5999,9 +5995,7 @@ driver_alloc_binary(ErlDrvSizeT size) bin = erts_bin_drv_alloc_fnf((Uint) size); if (!bin) return NULL; /* The driver write must take action */ - bin->flags = BIN_FLAG_DRV; erts_refc_init(&bin->refc, 1); - bin->orig_size = (SWord) size; return Binary2ErlDrvBinary(bin); } @@ -6031,7 +6025,6 @@ ErlDrvBinary* driver_realloc_binary(ErlDrvBinary* bin, ErlDrvSizeT size) if (!newbin) return NULL; - newbin->orig_size = size; return Binary2ErlDrvBinary(newbin); } @@ -6705,7 +6698,7 @@ static void ref_to_driver_monitor(Eterm ref, ErlDrvMonitor *mon) { RefThing *refp; ASSERT(is_internal_ref(ref)); - ASSERT(sizeof(RefThing) <= sizeof(ErlDrvMonitor)); + ERTS_CT_ASSERT(sizeof(RefThing) <= sizeof(ErlDrvMonitor)); refp = ref_thing_ptr(ref); memset(mon,0,sizeof(ErlDrvMonitor)); memcpy(mon,refp,sizeof(RefThing)); diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h index c29d4b3777..828f5b427a 100644 --- a/erts/emulator/beam/sys.h +++ b/erts/emulator/beam/sys.h @@ -189,6 +189,22 @@ __decl_noreturn void __noreturn erl_assert_error(const char* expr, const char *f #endif /* + * Compile time assert + * (the actual compiler error msg can be a bit confusing) + */ +#if ERTS_AT_LEAST_GCC_VSN__(3,1,1) +# define ERTS_CT_ASSERT(e) \ + do { \ + enum { compile_time_assert__ = __builtin_choose_expr((e),0,(void)0) }; \ + } while(0) +#else +# define ERTS_CT_ASSERT(e) \ + do { \ + enum { compile_time_assert__ = 1/(e) }; \ + } while (0) +#endif + +/* * Microsoft C/C++: We certainly want to use stdarg.h and prototypes. * But MSC doesn't define __STDC__, unless we compile with the -Za * flag (strict ANSI C, no Microsoft extension). Compiling with -Za @@ -756,6 +772,8 @@ typedef struct { } ErtsCheckIoDebugInfo; int erts_check_io_debug(ErtsCheckIoDebugInfo *ip); +int erts_sys_is_area_readable(char *start, char *stop); + /* xxxP */ #define SYS_DEFAULT_FLOAT_DECIMALS 20 void init_sys_float(void); @@ -784,6 +802,11 @@ int erts_sys_unsetenv(char *key); char *erts_read_env(char *key); void erts_free_read_env(void *value); +#if defined(ERTS_THR_HAVE_SIG_FUNCS) && !defined(ETHR_UNUSABLE_SIGUSRX) +extern void sys_thr_resume(erts_tid_t tid); +extern void sys_thr_suspend(erts_tid_t tid); +#endif + /* utils.c */ /* Options to sys_alloc_opt */ diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c index f20e6e5665..b341c4d949 100644 --- a/erts/emulator/beam/utils.c +++ b/erts/emulator/beam/utils.c @@ -49,6 +49,9 @@ #include "beam_bp.h" #include "erl_ptab.h" #include "erl_check_io.h" +#ifdef HIPE +# include "hipe_mode_switch.h" +#endif #undef M_TRIM_THRESHOLD #undef M_TOP_PAD @@ -1229,25 +1232,20 @@ make_hash2(Eterm term) if (size == 0) { goto hash2_common; } - ESTACK_PUSH(s, hash_xor_values); - ESTACK_PUSH(s, hash_xor_keys); - ESTACK_PUSH(s, hash); - ESTACK_PUSH(s, HASH_MAP_TAIL); + ESTACK_PUSH4(s, hash_xor_values, hash_xor_keys, hash, HASH_MAP_TAIL); hash = 0; hash_xor_keys = 0; hash_xor_values = 0; for (i = size - 1; i >= 0; i--) { tmp = vs[i]; - ESTACK_PUSH(s, HASH_MAP_VAL); - ESTACK_PUSH(s, tmp); + ESTACK_PUSH2(s, HASH_MAP_VAL, tmp); } /* We do not want to expose the tuple representation. * Do not push the keys as a tuple. */ for (i = size - 1; i >= 0; i--) { tmp = ks[i]; - ESTACK_PUSH(s, HASH_MAP_KEY); - ESTACK_PUSH(s, tmp); + ESTACK_PUSH2(s, HASH_MAP_KEY, tmp); } goto hash2_common; } @@ -4216,19 +4214,7 @@ void erts_silence_warn_unused_result(long unused) void erts_interval_init(erts_interval_t *icp) { -#ifdef ARCH_64 - erts_atomic_init_nob(&icp->counter.atomic, 0); -#else - erts_dw_aint_t dw; -#ifdef ETHR_SU_DW_NAINT_T__ - dw.dw_sint = 0; -#else - dw.sint[ERTS_DW_AINT_HIGH_WORD] = 0; - dw.sint[ERTS_DW_AINT_LOW_WORD] = 0; -#endif - erts_dw_atomic_init_nob(&icp->counter.atomic, &dw); - -#endif + erts_atomic64_init_nob(&icp->counter.atomic, 0); #ifdef DEBUG icp->smp_api = 0; #endif @@ -4250,55 +4236,13 @@ erts_smp_interval_init(erts_interval_t *icp) static ERTS_INLINE Uint64 step_interval_nob(erts_interval_t *icp) { -#ifdef ARCH_64 - return (Uint64) erts_atomic_inc_read_nob(&icp->counter.atomic); -#else - erts_dw_aint_t exp; - - erts_dw_atomic_read_nob(&icp->counter.atomic, &exp); - while (1) { - erts_dw_aint_t new = exp; - -#ifdef ETHR_SU_DW_NAINT_T__ - new.dw_sint++; -#else - new.sint[ERTS_DW_AINT_LOW_WORD]++; - if (new.sint[ERTS_DW_AINT_LOW_WORD] == 0) - new.sint[ERTS_DW_AINT_HIGH_WORD]++; -#endif - - if (erts_dw_atomic_cmpxchg_nob(&icp->counter.atomic, &new, &exp)) - return erts_interval_dw_aint_to_val__(&new); - - } -#endif + return (Uint64) erts_atomic64_inc_read_nob(&icp->counter.atomic); } static ERTS_INLINE Uint64 step_interval_relb(erts_interval_t *icp) { -#ifdef ARCH_64 - return (Uint64) erts_atomic_inc_read_relb(&icp->counter.atomic); -#else - erts_dw_aint_t exp; - - erts_dw_atomic_read_nob(&icp->counter.atomic, &exp); - while (1) { - erts_dw_aint_t new = exp; - -#ifdef ETHR_SU_DW_NAINT_T__ - new.dw_sint++; -#else - new.sint[ERTS_DW_AINT_LOW_WORD]++; - if (new.sint[ERTS_DW_AINT_LOW_WORD] == 0) - new.sint[ERTS_DW_AINT_HIGH_WORD]++; -#endif - - if (erts_dw_atomic_cmpxchg_relb(&icp->counter.atomic, &new, &exp)) - return erts_interval_dw_aint_to_val__(&new); - - } -#endif + return (Uint64) erts_atomic64_inc_read_relb(&icp->counter.atomic); } @@ -4306,38 +4250,10 @@ static ERTS_INLINE Uint64 ensure_later_interval_nob(erts_interval_t *icp, Uint64 ic) { Uint64 curr_ic; -#ifdef ARCH_64 - curr_ic = (Uint64) erts_atomic_read_nob(&icp->counter.atomic); - if (curr_ic > ic) - return curr_ic; - return (Uint64) erts_atomic_inc_read_nob(&icp->counter.atomic); -#else - erts_dw_aint_t exp; - - erts_dw_atomic_read_nob(&icp->counter.atomic, &exp); - curr_ic = erts_interval_dw_aint_to_val__(&exp); + curr_ic = (Uint64) erts_atomic64_read_nob(&icp->counter.atomic); if (curr_ic > ic) return curr_ic; - - while (1) { - erts_dw_aint_t new = exp; - -#ifdef ETHR_SU_DW_NAINT_T__ - new.dw_sint++; -#else - new.sint[ERTS_DW_AINT_LOW_WORD]++; - if (new.sint[ERTS_DW_AINT_LOW_WORD] == 0) - new.sint[ERTS_DW_AINT_HIGH_WORD]++; -#endif - - if (erts_dw_atomic_cmpxchg_nob(&icp->counter.atomic, &new, &exp)) - return erts_interval_dw_aint_to_val__(&new); - - curr_ic = erts_interval_dw_aint_to_val__(&exp); - if (curr_ic > ic) - return curr_ic; - } -#endif + return (Uint64) erts_atomic64_inc_read_nob(&icp->counter.atomic); } @@ -4345,38 +4261,10 @@ static ERTS_INLINE Uint64 ensure_later_interval_acqb(erts_interval_t *icp, Uint64 ic) { Uint64 curr_ic; -#ifdef ARCH_64 - curr_ic = (Uint64) erts_atomic_read_acqb(&icp->counter.atomic); + curr_ic = (Uint64) erts_atomic64_read_acqb(&icp->counter.atomic); if (curr_ic > ic) return curr_ic; - return (Uint64) erts_atomic_inc_read_acqb(&icp->counter.atomic); -#else - erts_dw_aint_t exp; - - erts_dw_atomic_read_acqb(&icp->counter.atomic, &exp); - curr_ic = erts_interval_dw_aint_to_val__(&exp); - if (curr_ic > ic) - return curr_ic; - - while (1) { - erts_dw_aint_t new = exp; - -#ifdef ETHR_SU_DW_NAINT_T__ - new.dw_sint++; -#else - new.sint[ERTS_DW_AINT_LOW_WORD]++; - if (new.sint[ERTS_DW_AINT_LOW_WORD] == 0) - new.sint[ERTS_DW_AINT_HIGH_WORD]++; -#endif - - if (erts_dw_atomic_cmpxchg_acqb(&icp->counter.atomic, &new, &exp)) - return erts_interval_dw_aint_to_val__(&new); - - curr_ic = erts_interval_dw_aint_to_val__(&exp); - if (curr_ic > ic) - return curr_ic; - } -#endif + return (Uint64) erts_atomic64_inc_read_acqb(&icp->counter.atomic); } Uint64 diff --git a/erts/emulator/drivers/common/inet_drv.c b/erts/emulator/drivers/common/inet_drv.c index db8a251fdd..c8b69b0a94 100644 --- a/erts/emulator/drivers/common/inet_drv.c +++ b/erts/emulator/drivers/common/inet_drv.c @@ -3948,9 +3948,9 @@ static int inet_init() if (0 != erl_drv_tsd_key_create("inet_buffer_stack_key", &buffer_stack_key)) goto error; - ASSERT(sizeof(struct in_addr) == 4); + ERTS_CT_ASSERT(sizeof(struct in_addr) == 4); # if defined(HAVE_IN6) && defined(AF_INET6) - ASSERT(sizeof(struct in6_addr) == 16); + ERTS_CT_ASSERT(sizeof(struct in6_addr) == 16); # endif INIT_ATOM(ok); @@ -3996,7 +3996,7 @@ static int inet_init() #ifdef HAVE_SCTP /* Check the size of SCTP AssocID -- currently both this driver and the Erlang part require 32 bit: */ - ASSERT(sizeof(sctp_assoc_t)==ASSOC_ID_LEN); + ERTS_CT_ASSERT(sizeof(sctp_assoc_t)==ASSOC_ID_LEN); # if defined(HAVE_SCTP_BINDX) p_sctp_bindx = sctp_bindx; # if defined(HAVE_SCTP_PEELOFF) diff --git a/erts/emulator/drivers/unix/ttsl_drv.c b/erts/emulator/drivers/unix/ttsl_drv.c index 491e0a090e..a5960716f2 100644 --- a/erts/emulator/drivers/unix/ttsl_drv.c +++ b/erts/emulator/drivers/unix/ttsl_drv.c @@ -32,6 +32,10 @@ static ErlDrvData ttysl_start(ErlDrvPort, char*); #ifdef HAVE_TERMCAP /* else make an empty driver that can not be opened */ +#ifndef WANT_NONBLOCKING +#define WANT_NONBLOCKING +#endif + #include "sys.h" #include <ctype.h> #include <stdlib.h> @@ -39,6 +43,7 @@ static ErlDrvData ttysl_start(ErlDrvPort, char*); #include <string.h> #include <signal.h> #include <fcntl.h> +#include <limits.h> #include <locale.h> #include <unistd.h> #include <termios.h> @@ -57,6 +62,14 @@ static ErlDrvData ttysl_start(ErlDrvPort, char*); #include <langinfo.h> #endif +#if defined IOV_MAX +#define MAXIOV IOV_MAX +#elif defined UIO_MAXIOV +#define MAXIOV UIO_MAXIOV +#else +#define MAXIOV 16 +#endif + #define TRUE 1 #define FALSE 0 @@ -80,12 +93,15 @@ static volatile int cols_needs_update = FALSE; #define OP_INSC 2 #define OP_DELC 3 #define OP_BEEP 4 +#define OP_PUTC_SYNC 5 /* Control op */ #define CTRL_OP_GET_WINSIZE 100 #define CTRL_OP_GET_UNICODE_STATE 101 #define CTRL_OP_SET_UNICODE_STATE 102 - +/* We use 1024 as the buf size as that was the default buf size of FILE streams + on all platforms that I checked. */ +#define TTY_BUFFSIZE 1024 static int lbuf_size = BUFSIZ; static Uint32 *lbuf; /* The current line buffer */ @@ -113,13 +129,19 @@ static int lpos; /* The current "cursor position" in the line buf /* Main interface functions. */ static void ttysl_stop(ErlDrvData); static void ttysl_from_erlang(ErlDrvData, char*, ErlDrvSizeT); +static void ttysl_to_tty(ErlDrvData, ErlDrvEvent); +static void ttysl_flush_tty(ErlDrvData); static void ttysl_from_tty(ErlDrvData, ErlDrvEvent); static void ttysl_stop_select(ErlDrvEvent, void*); static Sint16 get_sint16(char*); static ErlDrvPort ttysl_port; static int ttysl_fd; -static FILE *ttysl_out; +static int ttysl_terminate = 0; +static int ttysl_send_ok = 0; +static ErlDrvBinary *putcbuf; +static int putcpos; +static int putclen; /* Functions that work on the line buffer. */ static int start_lbuf(void); @@ -201,22 +223,22 @@ struct erl_drv_entry ttsl_driver_entry = { IF_IMPL(ttysl_stop), IF_IMPL(ttysl_from_erlang), IF_IMPL(ttysl_from_tty), - NULL, - "tty_sl", - NULL, - NULL, + IF_IMPL(ttysl_to_tty), + "tty_sl", /* driver_name */ + NULL, /* finish */ + NULL, /* handle */ IF_IMPL(ttysl_control), NULL, /* timeout */ NULL, /* outputv */ NULL, /* ready_async */ - NULL, /* flush */ + IF_IMPL(ttysl_flush_tty), NULL, /* call */ NULL, /* event */ ERL_DRV_EXTENDED_MARKER, ERL_DRV_EXTENDED_MAJOR_VERSION, ERL_DRV_EXTENDED_MINOR_VERSION, 0, /* ERL_DRV_FLAGs */ - NULL, + NULL, /* handle2 */ NULL, /* process_exit */ IF_IMPL(ttysl_stop_select) }; @@ -296,8 +318,7 @@ static ErlDrvData ttysl_start(ErlDrvPort port, char* buf) return ERL_DRV_ERROR_GENERAL; } - /* Open the terminal and set the terminal */ - ttysl_out = fdopen(ttysl_fd, "w"); + SET_NONBLOCKING(ttysl_fd); #ifdef PRIMITIVE_UTF8_CHECK setlocale(LC_CTYPE, ""); /* Set international environment, @@ -317,8 +338,8 @@ static ErlDrvData ttysl_start(ErlDrvPort port, char* buf) } #endif DEBUGLOG(("utf8_mode is %s\n",(utf8_mode) ? "on" : "off")); - sys_sigset(SIGCONT, cont); - sys_sigset(SIGWINCH, winch); + sys_signal(SIGCONT, cont); + sys_signal(SIGWINCH, winch); driver_select(port, (ErlDrvEvent)(UWord)ttysl_fd, ERL_DRV_READ|ERL_DRV_USE, 1); ttysl_port = port; @@ -400,12 +421,14 @@ static void ttysl_stop(ErlDrvData ttysl_data) stop_lbuf(); stop_termcap(); tty_reset(ttysl_fd); - driver_select(ttysl_port, (ErlDrvEvent)(UWord)ttysl_fd, ERL_DRV_READ|ERL_DRV_USE, 0); - sys_sigset(SIGCONT, SIG_DFL); - sys_sigset(SIGWINCH, SIG_DFL); + driver_select(ttysl_port, (ErlDrvEvent)(UWord)ttysl_fd, + ERL_DRV_WRITE|ERL_DRV_READ|ERL_DRV_USE, 0); + sys_signal(SIGCONT, SIG_DFL); + sys_signal(SIGWINCH, SIG_DFL); } ttysl_port = (ErlDrvPort)-1; ttysl_fd = -1; + ttysl_terminate = 0; /* return TRUE; */ } @@ -650,10 +673,26 @@ static int check_buf_size(byte *s, int n) static void ttysl_from_erlang(ErlDrvData ttysl_data, char* buf, ErlDrvSizeT count) { + ErlDrvSizeT sz; + + sz = driver_sizeq(ttysl_port); + + putclen = count > TTY_BUFFSIZE ? TTY_BUFFSIZE : count; + putcbuf = driver_alloc_binary(putclen); + putcpos = 0; + if (lpos > MAXSIZE) put_chars((byte*)"\n", 1); switch (buf[0]) { + case OP_PUTC_SYNC: + /* Using sync means that we have to send an ok to the + controlling process for each command call. We delay + sending ok if the driver queue exceeds a certain size. + We do not set ourselves as a busy port, as this + could be very bad for user_drv, if it gets blocked on + the port_command. */ + /* fall through */ case OP_PUTC: DEBUGLOG(("OP: Putc(%lu)",(unsigned long) count-1)); if (check_buf_size((byte*)buf+1, count-1) == 0) @@ -678,10 +717,104 @@ static void ttysl_from_erlang(ErlDrvData ttysl_data, char* buf, ErlDrvSizeT coun /* Unknown op, just ignore. */ break; } - fflush(ttysl_out); + + driver_enq_bin(ttysl_port,putcbuf,0,putcpos); + + if (sz == 0) { + for (;;) { + int written, qlen; + SysIOVec *iov; + + iov = driver_peekq(ttysl_port,&qlen); + if (iov) + written = writev(ttysl_fd, iov, qlen > MAXIOV ? MAXIOV : qlen); + else + written = 0; + if (written < 0) { + if (errno == EAGAIN) { + driver_select(ttysl_port,(ErlDrvEvent)(long)ttysl_fd, + ERL_DRV_USE|ERL_DRV_WRITE,1); + break; + } else { + /* we ignore all other errors */ + break; + } + } else { + if (driver_deq(ttysl_port, written) == 0) + break; + } + } + } + + if (buf[0] == OP_PUTC_SYNC) { + if (driver_sizeq(ttysl_port) > TTY_BUFFSIZE && !ttysl_terminate) { + /* We delay sending the ack until the buffer has been consumed */ + ttysl_send_ok = 1; + } else { + ErlDrvTermData spec[] = { + ERL_DRV_PORT, driver_mk_port(ttysl_port), + ERL_DRV_ATOM, driver_mk_atom("ok"), + ERL_DRV_TUPLE, 2 + }; + ASSERT(ttysl_send_ok == 0); + erl_drv_output_term(driver_mk_port(ttysl_port), spec, + sizeof(spec) / sizeof(spec[0])); + } + } + return; /* TRUE; */ } +static void ttysl_to_tty(ErlDrvData ttysl_data, ErlDrvEvent fd) { + for (;;) { + int written, qlen; + SysIOVec *iov; + ErlDrvSizeT sz; + + iov = driver_peekq(ttysl_port,&qlen); + if (iov) + written = writev(ttysl_fd, iov, qlen > MAXIOV ? MAXIOV : qlen); + else + written = 0; + if (written < 0) { + if (errno == EAGAIN) { + break; + } else { + /* we ignore all other errors */ + } + } else { + sz = driver_deq(ttysl_port, written); + if (sz < TTY_BUFFSIZE && ttysl_send_ok) { + ErlDrvTermData spec[] = { + ERL_DRV_PORT, driver_mk_port(ttysl_port), + ERL_DRV_ATOM, driver_mk_atom("ok"), + ERL_DRV_TUPLE, 2 + }; + ttysl_send_ok = 0; + erl_drv_output_term(driver_mk_port(ttysl_port), spec, + sizeof(spec) / sizeof(spec[0])); + } + if (sz == 0) { + driver_select(ttysl_port,(ErlDrvEvent)(long)ttysl_fd, + ERL_DRV_WRITE,0); + if (ttysl_terminate) + /* flush has been called, which means we should terminate + when queue is empty. This will not send any exit + message */ + driver_failure_atom(ttysl_port, "normal"); + break; + } + } + } + + return; +} + +static void ttysl_flush_tty(ErlDrvData ttysl_data) { + ttysl_terminate = 1; + return; +} + static void ttysl_from_tty(ErlDrvData ttysl_data, ErlDrvEvent fd) { byte b[1024]; @@ -1070,7 +1203,14 @@ static int write_buf(Uint32 *s, int n) /* The basic procedure for outputting one character. */ static int outc(int c) { - return (int)putc(c, ttysl_out); + putcbuf->orig_bytes[putcpos++] = c; + if (putcpos == putclen) { + driver_enq_bin(ttysl_port,putcbuf,0,putclen); + putcpos = 0; + putclen = TTY_BUFFSIZE; + putcbuf = driver_alloc_binary(BUFSIZ); + } + return 1; } static int move_cursor(int from, int to) @@ -1318,11 +1458,11 @@ static RETSIGTYPE suspend(int sig) exit(1); } - sys_sigset(sig, SIG_DFL); /* Set signal handler to default */ + sys_signal(sig, SIG_DFL); /* Set signal handler to default */ sys_sigrelease(sig); /* Allow 'sig' to come through */ kill(getpid(), sig); /* Send ourselves the signal */ sys_sigblock(sig); /* Reset to old mask */ - sys_sigset(sig, suspend); /* Reset signal handler */ + sys_signal(sig, suspend); /* Reset signal handler */ if (tty_set(ttysl_fd) < 0) { fprintf(stderr,"Can't set tty raw \n"); diff --git a/erts/emulator/drivers/win32/ttsl_drv.c b/erts/emulator/drivers/win32/ttsl_drv.c index 502cb58dfa..851c336a11 100644 --- a/erts/emulator/drivers/win32/ttsl_drv.c +++ b/erts/emulator/drivers/win32/ttsl_drv.c @@ -46,6 +46,7 @@ static int rows; /* Number of rows available. */ #define OP_INSC 2 #define OP_DELC 3 #define OP_BEEP 4 +#define OP_PUTC_SYNC 5 /* Control op */ #define CTRL_OP_GET_WINSIZE 100 @@ -458,6 +459,7 @@ static void ttysl_from_erlang(ErlDrvData ttysl_data, char* buf, ErlDrvSizeT coun switch (buf[0]) { case OP_PUTC: + case OP_PUTC_SYNC: DEBUGLOG(("OP: Putc(%I64u)",(unsigned long long)count-1)); if (check_buf_size((byte*)buf+1, count-1) == 0) return; @@ -481,6 +483,20 @@ static void ttysl_from_erlang(ErlDrvData ttysl_data, char* buf, ErlDrvSizeT coun /* Unknown op, just ignore. */ break; } + + if (buf[0] == OP_PUTC_SYNC) { + /* On windows we do a blocking write to the tty so we just + send the ack immidiately. If at some point in the future + someone has a problem with tty output being blocking + this has to be changed. */ + ErlDrvTermData spec[] = { + ERL_DRV_PORT, driver_mk_port(ttysl_port), + ERL_DRV_ATOM, driver_mk_atom("ok"), + ERL_DRV_TUPLE, 2 + }; + erl_drv_output_term(driver_mk_port(ttysl_port), spec, + sizeof(spec) / sizeof(spec[0])); + } return; } diff --git a/erts/emulator/hipe/hipe_amd64.c b/erts/emulator/hipe/hipe_amd64.c index b5dff06987..16c597e7b4 100644 --- a/erts/emulator/hipe/hipe_amd64.c +++ b/erts/emulator/hipe/hipe_amd64.c @@ -224,18 +224,19 @@ void *hipe_alloc_code(Uint nrbytes, Eterm callees, Eterm *trampolines, Process * return alloc_code(nrbytes); } -/* called from hipe_bif0.c:hipe_bifs_make_native_stub_2() - and hipe_bif0.c:hipe_make_stub() */ -void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) + +/* Make stub for native code calling exported beam function. +*/ +void *hipe_make_native_stub(void *callee_exp, unsigned int beamArity) { /* * This creates a native code stub with the following contents: * - * movq $Address, P_BEAM_IP(%ebp) %% Actually two movl + * movq $Address, P_CALLEE_EXP(%ebp) %% Actually two movl * movb $Arity, P_ARITY(%ebp) * jmp callemu * - * The stub has variable size, depending on whether the P_BEAM_IP + * The stub has variable size, depending on whether the P_CALLEE_EXP * and P_ARITY offsets fit in 8-bit signed displacements or not. * The rel32 offset in the final jmp depends on its actual location, * which also depends on the size of the previous instructions. @@ -248,49 +249,49 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) codeSize = /* 23, 26, 29, or 32 bytes */ 23 + /* 23 when all offsets are 8-bit */ - (P_BEAM_IP >= 128 ? 3 : 0) + - ((P_BEAM_IP + 4) >= 128 ? 3 : 0) + + (P_CALLEE_EXP >= 128 ? 3 : 0) + + ((P_CALLEE_EXP + 4) >= 128 ? 3 : 0) + (P_ARITY >= 128 ? 3 : 0); codep = code = alloc_code(codeSize); - /* movl $beamAddress, P_BEAM_IP(%ebp); 3 or 6 bytes, plus 4 */ + /* movl $callee_exp, P_CALLEE_EXP(%ebp); 3 or 6 bytes, plus 4 */ codep[0] = 0xc7; -#if P_BEAM_IP >= 128 +#if P_CALLEE_EXP >= 128 codep[1] = 0x85; /* disp32[EBP] */ - codep[2] = P_BEAM_IP & 0xFF; - codep[3] = (P_BEAM_IP >> 8) & 0xFF; - codep[4] = (P_BEAM_IP >> 16) & 0xFF; - codep[5] = (P_BEAM_IP >> 24) & 0xFF; + codep[2] = P_CALLEE_EXP & 0xFF; + codep[3] = (P_CALLEE_EXP >> 8) & 0xFF; + codep[4] = (P_CALLEE_EXP >> 16) & 0xFF; + codep[5] = (P_CALLEE_EXP >> 24) & 0xFF; codep += 6; #else codep[1] = 0x45; /* disp8[EBP] */ - codep[2] = P_BEAM_IP; + codep[2] = P_CALLEE_EXP; codep += 3; #endif - codep[0] = ((unsigned long)beamAddress ) & 0xFF; - codep[1] = ((unsigned long)beamAddress >> 8) & 0xFF; - codep[2] = ((unsigned long)beamAddress >> 16) & 0xFF; - codep[3] = ((unsigned long)beamAddress >> 24) & 0xFF; + codep[0] = ((unsigned long)callee_exp ) & 0xFF; + codep[1] = ((unsigned long)callee_exp >> 8) & 0xFF; + codep[2] = ((unsigned long)callee_exp >> 16) & 0xFF; + codep[3] = ((unsigned long)callee_exp >> 24) & 0xFF; codep += 4; - /* movl (shl 32 $beamAddress), P_BEAM_IP+4(%ebp); 3 or 6 bytes, plus 4 */ + /* movl (shl 32 $callee_exp), P_CALLEE_EXP+4(%ebp); 3 or 6 bytes, plus 4 */ codep[0] = 0xc7; -#if P_BEAM_IP+4 >= 128 +#if P_CALLEE_EXP+4 >= 128 codep[1] = 0x85; /* disp32[EBP] */ - codep[2] = (P_BEAM_IP+4) & 0xFF; - codep[3] = ((P_BEAM_IP+4) >> 8) & 0xFF; - codep[4] = ((P_BEAM_IP+4) >> 16) & 0xFF; - codep[5] = ((P_BEAM_IP+4) >> 24) & 0xFF; + codep[2] = (P_CALLEE_EXP+4) & 0xFF; + codep[3] = ((P_CALLEE_EXP+4) >> 8) & 0xFF; + codep[4] = ((P_CALLEE_EXP+4) >> 16) & 0xFF; + codep[5] = ((P_CALLEE_EXP+4) >> 24) & 0xFF; codep += 6; #else codep[1] = 0x45; /* disp8[EBP] */ - codep[2] = (P_BEAM_IP+4); + codep[2] = (P_CALLEE_EXP+4); codep += 3; #endif - codep[0] = ((unsigned long)beamAddress >> 32) & 0xFF; - codep[1] = ((unsigned long)beamAddress >> 40) & 0xFF; - codep[2] = ((unsigned long)beamAddress >> 48) & 0xFF; - codep[3] = ((unsigned long)beamAddress >> 56) & 0xFF; + codep[0] = ((unsigned long)callee_exp >> 32) & 0xFF; + codep[1] = ((unsigned long)callee_exp >> 40) & 0xFF; + codep[2] = ((unsigned long)callee_exp >> 48) & 0xFF; + codep[3] = ((unsigned long)callee_exp >> 56) & 0xFF; codep += 4; /* movb $beamArity, P_ARITY(%ebp); 3 or 6 bytes */ diff --git a/erts/emulator/hipe/hipe_amd64_asm.m4 b/erts/emulator/hipe/hipe_amd64_asm.m4 index 7c81040b8b..b4b3c073ab 100644 --- a/erts/emulator/hipe/hipe_amd64_asm.m4 +++ b/erts/emulator/hipe/hipe_amd64_asm.m4 @@ -33,7 +33,35 @@ define(HEAP_LIMIT_IN_REGISTER,0)dnl global for HL define(SIMULATE_NSP,0)dnl change to 1 to simulate call/ret insns `#define AMD64_LEAF_WORDS 'LEAF_WORDS -`#define LEAF_WORDS 'LEAF_WORDS +`#define LEAF_WORDS 'LEAF_WORDS +`#define AMD64_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + +`#define AMD64_HP_IN_REGISTER 'HP_IN_REGISTER +`#if AMD64_HP_IN_REGISTER' +`#define AMD64_HEAP_POINTER 15' +define(HP,%r15)dnl Only change this together with above +`#endif' + +`#define AMD64_FCALLS_IN_REGISTER 'FCALLS_IN_REGISTER +`#if AMD64_FCALLS_IN_REGISTER' +`#define AMD64_FCALLS_REGISTER 11' +define(FCALLS,%r11)dnl This goes together with line above +`#endif' + +`#define AMD64_HEAP_LIMIT_IN_REGISTER 'HEAP_LIMIT_IN_REGISTER +`#if AMD64_HEAP_LIMIT_IN_REGISTER' +`#define AMD64_HEAP_LIMIT_REGISTER 12' +define(HEAP_LIMIT,%r12)dnl Change this together with line above +`#endif' + +`#define AMD64_SIMULATE_NSP 'SIMULATE_NSP + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ /* * Workarounds for Darwin. @@ -63,33 +91,24 @@ ifelse(OPSYS,darwin,`` */ `#define P %rbp' -`#define AMD64_HP_IN_REGISTER 'HP_IN_REGISTER `#if AMD64_HP_IN_REGISTER -#define AMD64_HEAP_POINTER 15' -define(HP,%r15)dnl Only change this together with above -`#define SAVE_HP movq 'HP`, P_HP(P) +#define SAVE_HP movq 'HP`, P_HP(P) #define RESTORE_HP movq P_HP(P), 'HP` #else #define SAVE_HP /*empty*/ #define RESTORE_HP /*empty*/ #endif' -`#define AMD64_FCALLS_IN_REGISTER 'FCALLS_IN_REGISTER `#if AMD64_FCALLS_IN_REGISTER -#define AMD64_FCALLS_REGISTER 11' -define(FCALLS,%r11)dnl This goes together with line above -`#define SAVE_FCALLS movq 'FCALLS`, P_FCALLS(P) +#define SAVE_FCALLS movq 'FCALLS`, P_FCALLS(P) #define RESTORE_FCALLS movq P_FCALLS(P), 'FCALLS` #else #define SAVE_FCALLS /*empty*/ #define RESTORE_FCALLS /*empty*/ #endif' -`#define AMD64_HEAP_LIMIT_IN_REGISTER 'HEAP_LIMIT_IN_REGISTER `#if AMD64_HEAP_LIMIT_IN_REGISTER -#define AMD64_HEAP_LIMIT_REGISTER 12' -define(HEAP_LIMIT,%r12)dnl Change this together with line above -`#define RESTORE_HEAP_LIMIT movq P_HP_LIMIT(P), 'HEAP_LIMIT` +#define RESTORE_HEAP_LIMIT movq P_HP_LIMIT(P), 'HEAP_LIMIT` #else #define RESTORE_HEAP_LIMIT /*empty*/ #endif' @@ -99,7 +118,6 @@ define(NSP,%rsp)dnl `#define SAVE_CSP movq %rsp, P_CSP(P) #define RESTORE_CSP movq P_CSP(P), %rsp' -`#define AMD64_SIMULATE_NSP 'SIMULATE_NSP /* * Context switching macros. @@ -132,8 +150,6 @@ define(NSP,%rsp)dnl /* * Argument (parameter) registers. */ -`#define AMD64_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS define(defarg,`define(ARG$1,`$2')dnl #`define ARG'$1 $2' @@ -263,4 +279,6 @@ define(NBIF_RET,`NBIF_RET_N(eval(RET_POP($1)))')dnl `/* #define NBIF_RET_3 'NBIF_RET(3)` */' `/* #define NBIF_RET_5 'NBIF_RET(5)` */' +`#endif /* ASM */' + `#endif /* HIPE_AMD64_ASM_H */' diff --git a/erts/emulator/hipe/hipe_amd64_bifs.m4 b/erts/emulator/hipe/hipe_amd64_bifs.m4 index a3219c7586..7a4bb30447 100644 --- a/erts/emulator/hipe/hipe_amd64_bifs.m4 +++ b/erts/emulator/hipe/hipe_amd64_bifs.m4 @@ -18,7 +18,7 @@ changecom(`/*', `*/')dnl * %CopyrightEnd% */ - +#`define ASM' include(`hipe/hipe_amd64_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_amd64_glue.S b/erts/emulator/hipe/hipe_amd64_glue.S index 8816906870..955f7362b4 100644 --- a/erts/emulator/hipe/hipe_amd64_glue.S +++ b/erts/emulator/hipe/hipe_amd64_glue.S @@ -17,10 +17,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_amd64_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" /* @@ -109,7 +108,7 @@ ASYM(nbif_return): * stub (hipe_x86_loader.erl) which should look as follows: * * stub for f/N: - * movq $<f's BEAM code address>, P_BEAM_IP(P) + * movq $<f's export entry address>, P_CALLEE_EXP(P) * movb $<N>, P_ARITY(P) * jmp nbif_callemu * @@ -119,7 +118,7 @@ ASYM(nbif_return): GLOBAL(ASYM(nbif_callemu)) ASYM(nbif_callemu): STORE_ARG_REGS - movl $HIPE_MODE_SWITCH_RES_CALL, %eax + movl $HIPE_MODE_SWITCH_RES_CALL_EXPORTED, %eax jmp .suspend_exit /* diff --git a/erts/emulator/hipe/hipe_arm.c b/erts/emulator/hipe/hipe_arm.c index 3db3ffe9b1..165eb543c8 100644 --- a/erts/emulator/hipe/hipe_arm.c +++ b/erts/emulator/hipe/hipe_arm.c @@ -260,9 +260,9 @@ int hipe_patch_insn(void *address, Uint32 value, Eterm type) return 0; } -/* called from hipe_bif0.c:hipe_bifs_make_native_stub_2() - and hipe_bif0.c:hipe_make_stub() */ -void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) +/* Make stub for native code calling exported beam function +*/ +void *hipe_make_native_stub(void *callee_exp, unsigned int beamArity) { unsigned int *code; unsigned int *tramp_callemu; @@ -272,9 +272,9 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) * Native code calls BEAM via a stub looking as follows: * * mov r0, #beamArity - * ldr r8, [pc,#0] // beamAddress + * ldr r8, [pc,#0] // callee_exp * b nbif_callemu - * .long beamAddress + * .long callee_exp * * I'm using r0 and r8 since they aren't used for * parameter passing in native code. The branch to @@ -292,12 +292,12 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) /* mov r0, #beamArity */ code[0] = 0xE3A00000 | (beamArity & 0xFF); - /* ldr r8, [pc,#0] // beamAddress */ + /* ldr r8, [pc,#0] // callee_exp */ code[1] = 0xE59F8000; /* b nbif_callemu */ code[2] = 0xEA000000 | (callemu_offset & 0x00FFFFFF); - /* .long beamAddress */ - code[3] = (unsigned int)beamAddress; + /* .long callee_exp */ + code[3] = (unsigned int)callee_exp; hipe_flush_icache_range(code, 4*sizeof(int)); diff --git a/erts/emulator/hipe/hipe_arm_asm.m4 b/erts/emulator/hipe/hipe_arm_asm.m4 index 85dc84973d..b2e3f83d1e 100644 --- a/erts/emulator/hipe/hipe_arm_asm.m4 +++ b/erts/emulator/hipe/hipe_arm_asm.m4 @@ -29,6 +29,14 @@ define(LEAF_WORDS,16)dnl number of stack words for leaf functions define(NR_ARG_REGS,3)dnl admissible values are 0 to 6, inclusive `#define ARM_LEAF_WORDS 'LEAF_WORDS +`#define ARM_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ /* * Reserved registers. @@ -77,8 +85,6 @@ define(NR_ARG_REGS,3)dnl admissible values are 0 to 6, inclusive /* * Argument (parameter) registers. */ -`#define ARM_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS define(defarg,`define(ARG$1,`$2')dnl #`define ARG'$1 $2' @@ -195,4 +201,6 @@ define(QUICK_CALL_RET,`NBIF_POP_N(eval(RET_POP($2)))b $1')dnl `/* #define QUICK_CALL_RET_F_3 'QUICK_CALL_RET(F,3)` */' `/* #define QUICK_CALL_RET_F_5 'QUICK_CALL_RET(F,5)` */' +`#endif /* ASM */' + `#endif /* HIPE_ARM_ASM_H */' diff --git a/erts/emulator/hipe/hipe_arm_bifs.m4 b/erts/emulator/hipe/hipe_arm_bifs.m4 index bd8bc5ab6b..57e51bb8b1 100644 --- a/erts/emulator/hipe/hipe_arm_bifs.m4 +++ b/erts/emulator/hipe/hipe_arm_bifs.m4 @@ -19,6 +19,7 @@ changecom(`/*', `*/')dnl */ +#`define ASM' include(`hipe/hipe_arm_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_arm_glue.S b/erts/emulator/hipe/hipe_arm_glue.S index 2e2b8604a6..069cb4512e 100644 --- a/erts/emulator/hipe/hipe_arm_glue.S +++ b/erts/emulator/hipe/hipe_arm_glue.S @@ -17,10 +17,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_arm_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" .text @@ -135,7 +134,7 @@ hipe_arm_throw_to_native: * which should look as follows: * * stub for f/N: - * <set r8 to f's BEAM code address> + * <set r8 to f's export entry address> * <set r0 to N> * b nbif_callemu * @@ -143,10 +142,10 @@ hipe_arm_throw_to_native: */ .global nbif_callemu nbif_callemu: - str r8, [P, #P_BEAM_IP] + str r8, [P, #P_CALLEE_EXP] str r0, [P, #P_ARITY] STORE_ARG_REGS - mov r0, #HIPE_MODE_SWITCH_RES_CALL + mov r0, #HIPE_MODE_SWITCH_RES_CALL_EXPORTED b .suspend_exit /* diff --git a/erts/emulator/hipe/hipe_bif0.c b/erts/emulator/hipe/hipe_bif0.c index c9eee2acf2..9eb0b88ced 100644 --- a/erts/emulator/hipe/hipe_bif0.c +++ b/erts/emulator/hipe/hipe_bif0.c @@ -89,25 +89,6 @@ static Eterm address_to_term(const void *address, Process *p) /* * BIFs for reading and writing memory. Used internally by HiPE. */ -#if 0 /* XXX: unused */ -BIF_RETTYPE hipe_bifs_read_u8_1(BIF_ALIST_1) -{ - unsigned char *address = term_to_address(BIF_ARG_1); - if (!address) - BIF_ERROR(BIF_P, BADARG); - BIF_RET(make_small(*address)); -} -#endif - -#if 0 /* XXX: unused */ -BIF_RETTYPE hipe_bifs_read_u32_1(BIF_ALIST_1) -{ - Uint32 *address = term_to_address(BIF_ARG_1); - if (!address || !hipe_word32_address_ok(address)) - BIF_ERROR(BIF_P, BADARG); - BIF_RET(Uint_to_term(*address, BIF_P)); -} -#endif BIF_RETTYPE hipe_bifs_write_u8_2(BIF_ALIST_2) { @@ -120,22 +101,6 @@ BIF_RETTYPE hipe_bifs_write_u8_2(BIF_ALIST_2) BIF_RET(NIL); } -#if 0 /* XXX: unused */ -BIF_RETTYPE hipe_bifs_write_s32_2(BIF_ALIST_2) -{ - Sint32 *address; - Sint value; - - address = term_to_address(BIF_ARG_1); - if (!address || !hipe_word32_address_ok(address)) - BIF_ERROR(BIF_P, BADARG); - if (!term_to_Sint32(BIF_ARG_2, &value)) - BIF_ERROR(BIF_P, BADARG); - *address = value; - BIF_RET(NIL); -} -#endif - BIF_RETTYPE hipe_bifs_write_u32_2(BIF_ALIST_2) { Uint32 *address; @@ -639,33 +604,6 @@ BIF_RETTYPE hipe_bifs_fun_to_address_1(BIF_ALIST_1) BIF_RET(address_to_term(pc, BIF_P)); } -static void *hipe_get_emu_address(Eterm m, Eterm f, unsigned int arity, int is_remote) -{ - void *address = NULL; - if (!is_remote) - address = hipe_find_emu_address(m, f, arity); - if (!address) { - /* if not found, stub it via the export entry */ - /* no lock needed around erts_export_get_or_make_stub() */ - Export *export_entry = erts_export_get_or_make_stub(m, f, arity); - address = export_entry->addressv[erts_active_code_ix()]; - } - return address; -} - -#if 0 /* XXX: unused */ -BIF_RETTYPE hipe_bifs_get_emu_address_1(BIF_ALIST_1) -{ - struct mfa mfa; - void *address; - - if (!term_to_mfa(BIF_ARG_1, &mfa)) - BIF_ERROR(BIF_P, BADARG); - address = hipe_get_emu_address(mfa.mod, mfa.fun, mfa.ari); - BIF_RET(address_to_term(address, BIF_P)); -} -#endif - BIF_RETTYPE hipe_bifs_set_native_address_3(BIF_ALIST_3) { Eterm *pc; @@ -713,33 +651,6 @@ BIF_RETTYPE hipe_bifs_set_native_address_3(BIF_ALIST_3) BIF_RET(am_false); } -#if 0 /* XXX: unused */ -/* - * hipe_bifs_address_to_fun(Address) - * - Address is the address of the start of a emu function's code - * - returns {Module, Function, Arity} - */ -BIF_RETTYPE hipe_bifs_address_to_fun_1(BIF_ALIST_1) -{ - Eterm *pc; - Eterm *funcinfo; - Eterm *hp; - - pc = term_to_address(BIF_ARG_1); - if (!pc) - BIF_ERROR(BIF_P, BADARG); - funcinfo = find_function_from_pc(pc); - if (!funcinfo) - BIF_RET(am_false); - hp = HAlloc(BIF_P, 4); - hp[0] = make_arityval(3); - hp[1] = funcinfo[0]; - hp[2] = funcinfo[1]; - hp[3] = make_small(funcinfo[2]); - BIF_RET(make_tuple(hp)); -} -#endif - BIF_RETTYPE hipe_bifs_enter_sdesc_1(BIF_ALIST_1) { struct sdesc *sdesc; @@ -948,37 +859,6 @@ BIF_RETTYPE hipe_bifs_primop_address_1(BIF_ALIST_1) BIF_RET(address_to_term(primop->address, BIF_P)); } -#if 0 /* XXX: unused */ -/* - * hipe_bifs_gbif_address(F,A) -> address or false - */ -#define GBIF_LIST(ATOM,ARY,CFUN) extern Eterm gbif_##CFUN(void); -#include "hipe_gbif_list.h" -#undef GBIF_LIST - -BIF_RETTYPE hipe_bifs_gbif_address_2(BIF_ALIST_2) -{ - Uint arity; - void *address; - - if (is_not_atom(BIF_ARG_1) || is_not_small(BIF_ARG_2)) - BIF_RET(am_false); /* error or false, does it matter? */ - arity = signed_val(BIF_ARG_2); - /* XXX: replace with a hash table later */ - do { /* trick to let us use 'break' instead of 'goto' */ -#define GBIF_LIST(ATOM,ARY,CFUN) if (BIF_ARG_1 == ATOM && arity == ARY) { address = CFUN; break; } -#include "hipe_gbif_list.h" -#undef GBIF_LIST - printf("\r\n%s: guard BIF ", __FUNCTION__); - fflush(stdout); - erts_printf("%T", BIF_ARG_1); - printf("/%lu isn't listed in hipe_gbif_list.h\r\n", arity); - BIF_RET(am_false); - } while (0); - BIF_RET(address_to_term(address, BIF_P)); -} -#endif - BIF_RETTYPE hipe_bifs_atom_to_word_1(BIF_ALIST_1) { if (is_not_atom(BIF_ARG_1)) @@ -1028,77 +908,6 @@ void hipe_emulate_fpe(Process* p) } #endif -#if 0 /* XXX: unused */ -/* - * At least parts of this should be inlined in native code. - * The rest could be made a primop used by both the emulator and - * native code... - */ -BIF_RETTYPE hipe_bifs_make_fun_3(BIF_ALIST_3) -{ - Eterm free_vars; - Eterm mod; - Eterm *tp; - Uint index; - Uint uniq; - Uint num_free; - Eterm tmp_var; - Uint *tmp_ptr; - unsigned needed; - ErlFunThing *funp; - Eterm *hp; - int i; - - if (is_not_list(BIF_ARG_1) && is_not_nil(BIF_ARG_1)) - BIF_ERROR(BIF_P, BADARG); - free_vars = BIF_ARG_1; - - if (is_not_atom(BIF_ARG_2)) - BIF_ERROR(BIF_P, BADARG); - mod = BIF_ARG_2; - - if (is_not_tuple(BIF_ARG_3) || - (arityval(*tuple_val(BIF_ARG_3)) != 3)) - BIF_ERROR(BIF_P, BADARG); - tp = tuple_val(BIF_ARG_3); - - if (term_to_Uint(tp[1], &index) == 0) - BIF_ERROR(BIF_P, BADARG); - if (term_to_Uint(tp[2], &uniq) == 0) - BIF_ERROR(BIF_P, BADARG); - if (term_to_Uint(tp[3], &num_free) == 0) - BIF_ERROR(BIF_P, BADARG); - - needed = ERL_FUN_SIZE + num_free; - funp = (ErlFunThing *) HAlloc(BIF_P, needed); - hp = funp->env; - - funp->thing_word = HEADER_FUN; - - /* Need a ErlFunEntry *fe - * fe->refc++; - * funp->fe = fe; - */ - - funp->num_free = num_free; - funp->creator = BIF_P->id; - for (i = 0; i < num_free; i++) { - if (is_nil(free_vars)) - BIF_ERROR(BIF_P, BADARG); - tmp_ptr = list_val(free_vars); - tmp_var = CAR(tmp_ptr); - free_vars = CDR(tmp_ptr); - *hp++ = tmp_var; - } - if (is_not_nil(free_vars)) - BIF_ERROR(BIF_P, BADARG); - - funp->next = MSO(BIF_P).funs; - MSO(BIF_P).funs = funp; - - BIF_RET(make_fun(funp)); -} -#endif /* * args: Module, {Uniq, Index, BeamAddress} @@ -1163,22 +972,6 @@ BIF_RETTYPE hipe_bifs_set_native_address_in_fe_2(BIF_ALIST_2) BIF_RET(am_true); } -#if 0 /* XXX: unused */ -BIF_RETTYPE hipe_bifs_make_native_stub_2(BIF_ALIST_2) -{ - void *beamAddress; - Uint beamArity; - void *stubAddress; - - if ((beamAddress = term_to_address(BIF_ARG_1)) == 0 || - is_not_small(BIF_ARG_2) || - (beamArity = unsigned_val(BIF_ARG_2)) >= 256) - BIF_ERROR(BIF_P, BADARG); - stubAddress = hipe_make_native_stub(beamAddress, beamArity); - BIF_RET(address_to_term(stubAddress, BIF_P)); -} -#endif - /* * MFA info hash table: * - maps MFA to native code entry point @@ -1323,16 +1116,6 @@ static inline struct hipe_mfa_info *hipe_mfa_info_table_get_locked(Eterm m, Eter return NULL; } -#if 0 /* XXX: unused */ -void *hipe_mfa_find_na(Eterm m, Eterm f, unsigned int arity) -{ - const struct hipe_mfa_info *p; - - p = hipe_mfa_info_table_get(m, f, arity); - return p ? p->address : NULL; -} -#endif - static struct hipe_mfa_info *hipe_mfa_info_table_put_locked(Eterm m, Eterm f, unsigned int arity) { unsigned long h; @@ -1490,18 +1273,13 @@ void hipe_mfa_save_orig_beam_op(Eterm mod, Eterm fun, unsigned int ari, Eterm *p static void *hipe_make_stub(Eterm m, Eterm f, unsigned int arity, int is_remote) { - void *BEAMAddress; + Export *export_entry; void *StubAddress; -#if 0 - if (is_not_atom(m) || is_not_atom(f) || arity > 255) - return NULL; -#endif - BEAMAddress = hipe_get_emu_address(m, f, arity, is_remote); - StubAddress = hipe_make_native_stub(BEAMAddress, arity); -#if 0 - hipe_mfa_set_na(m, f, arity, StubAddress); -#endif + ASSERT(is_remote); + + export_entry = erts_export_get_or_make_stub(m, f, arity); + StubAddress = hipe_make_native_stub(export_entry, arity); return StubAddress; } diff --git a/erts/emulator/hipe/hipe_bif_list.m4 b/erts/emulator/hipe/hipe_bif_list.m4 index 5f92b6bac4..96a849621f 100644 --- a/erts/emulator/hipe/hipe_bif_list.m4 +++ b/erts/emulator/hipe/hipe_bif_list.m4 @@ -277,7 +277,10 @@ ifelse($1,list_to_binary_1,hipe_wrapper_list_to_binary_1, ifelse($1,iolist_to_binary_1,hipe_wrapper_iolist_to_binary_1, ifelse($1,binary_list_to_bin_1,hipe_wrapper_binary_list_to_bin_1, ifelse($1,list_to_bitstring_1,hipe_wrapper_list_to_bitstring_1, -$1)))))))))))') +ifelse($1,send_2,hipe_wrapper_send_2, +ifelse($1,send_3,hipe_wrapper_send_3, +ifelse($1,ebif_bang_2,hipe_wrapper_ebif_bang_2, +$1))))))))))))))') define(BIF_LIST,`standard_bif_interface_$3(nbif_$4, CFUN($4))') include(TARGET/`erl_bif_list.h') diff --git a/erts/emulator/hipe/hipe_debug.c b/erts/emulator/hipe/hipe_debug.c index 32694a8f97..61406b92af 100644 --- a/erts/emulator/hipe/hipe_debug.c +++ b/erts/emulator/hipe/hipe_debug.c @@ -172,8 +172,10 @@ void hipe_print_pcb(Process *p) printf("P: 0x%0*lx\r\n", 2*(int)sizeof(long), (unsigned long)p); printf("-----------------------------------------------\r\n"); printf("Offset| Name | Value | *Value |\r\n"); +#undef U #define U(n,x) \ printf(" % 4d | %s | 0x%0*lx | |\r\n", (int)offsetof(Process,x), n, 2*(int)sizeof(long), (unsigned long)p->x) +#undef P #define P(n,x) \ printf(" % 4d | %s | 0x%0*lx | 0x%0*lx |\r\n", (int)offsetof(Process,x), n, 2*(int)sizeof(long), (unsigned long)p->x, 2*(int)sizeof(long), p->x ? (unsigned long)*(p->x) : -1UL) @@ -231,7 +233,7 @@ void hipe_print_pcb(Process *p) U("nsp ", hipe.nsp); U("nstack ", hipe.nstack); U("nstend ", hipe.nstend); - U("ncallee ", hipe.ncallee); + U("ncallee ", hipe.u.ncallee); hipe_arch_print_pcb(&p->hipe); #endif /* HIPE */ #undef U diff --git a/erts/emulator/hipe/hipe_gc.c b/erts/emulator/hipe/hipe_gc.c index 86c4068072..b10263f6e2 100644 --- a/erts/emulator/hipe/hipe_gc.c +++ b/erts/emulator/hipe/hipe_gc.c @@ -22,6 +22,9 @@ #ifdef HAVE_CONFIG_H #include "config.h" #endif + +#define ERL_WANT_GC_INTERNALS__ + #include "global.h" #include "erl_gc.h" diff --git a/erts/emulator/hipe/hipe_mkliterals.c b/erts/emulator/hipe/hipe_mkliterals.c index 0e287908b1..ed355ce264 100644 --- a/erts/emulator/hipe/hipe_mkliterals.c +++ b/erts/emulator/hipe/hipe_mkliterals.c @@ -498,8 +498,8 @@ static const struct rts_param rts_params[] = { { 38, "P_ARG4", 1, offsetof(struct process, def_arg_reg[4]) }, { 39, "P_ARG5", 1, offsetof(struct process, def_arg_reg[5]) }, { 40, "P_NSP", 1, offsetof(struct process, hipe.nsp) }, - { 41, "P_NCALLEE", 1, offsetof(struct process, hipe.ncallee) }, - { 42, "P_CLOSURE", 1, offsetof(struct process, hipe.closure) }, + { 41, "P_NCALLEE", 1, offsetof(struct process, hipe.u.ncallee) }, + { 42, "P_CLOSURE", 1, offsetof(struct process, hipe.u.closure) }, { 43, "P_NSP_LIMIT", 1, offsetof(struct process, hipe.nstack) }, { 44, "P_CSP", #if defined(__i386__) || defined(__x86_64__) @@ -524,6 +524,7 @@ static const struct rts_param rts_params[] = { }, { 49, "P_MSG_FIRST", 1, offsetof(struct process, msg.first) }, { 50, "P_MSG_SAVE", 1, offsetof(struct process, msg.save) }, + { 51, "P_CALLEE_EXP", 1, offsetof(struct process, hipe.u.callee_exp) }, }; #define NR_PARAMS ARRAY_SIZE(rts_params) diff --git a/erts/emulator/hipe/hipe_mode_switch.c b/erts/emulator/hipe/hipe_mode_switch.c index 1ae1d17b7f..8c73312d45 100644 --- a/erts/emulator/hipe/hipe_mode_switch.c +++ b/erts/emulator/hipe/hipe_mode_switch.c @@ -140,7 +140,6 @@ void hipe_check_pcb(Process *p, const char *file, unsigned line) #endif /* HIPE_DEBUG > 0 */ /* ensure that at least nwords words are available on the native stack */ -static void hipe_check_nstack(Process *p, unsigned nwords); #if defined(__sparc__) #include "hipe_sparc_glue.h" @@ -159,7 +158,7 @@ static void hipe_check_nstack(Process *p, unsigned nwords); Uint hipe_beam_pc_return[1]; /* needed in hipe_debug.c */ Uint hipe_beam_pc_throw[1]; /* needed in hipe_debug.c */ Uint hipe_beam_pc_resume[1]; /* needed by hipe_set_timeout() */ -static Eterm hipe_beam_catch_throw; +Eterm hipe_beam_catch_throw; void hipe_mode_switch_init(void) { @@ -185,22 +184,6 @@ void hipe_set_call_trap(Uint *bfun, void *nfun, int is_closure) bfun[-4] = (Uint)nfun; } -void hipe_reserve_beam_trap_frame(Process *p, Eterm reg[], unsigned arity) -{ - if (!hipe_bifcall_from_native_is_recursive(p)) - return; - - /* ensure that at least 2 words are available on the BEAM stack */ - if ((p->stop - 2) < p->htop) { - DPRINTF("calling gc to reserve BEAM stack size"); - p->fcalls -= erts_garbage_collect(p, 2, reg, arity); - ASSERT(!((p->stop - 2) < p->htop)); - } - p->stop -= 2; - p->stop[0] = NIL; - p->stop[1] = hipe_beam_catch_throw; -} - static __inline__ void hipe_push_beam_trap_frame(Process *p, Eterm reg[], unsigned arity) { @@ -223,15 +206,6 @@ hipe_push_beam_trap_frame(Process *p, Eterm reg[], unsigned arity) p->cp = hipe_beam_pc_return; } -void hipe_unreserve_beam_trap_frame(Process *p) -{ - if (!hipe_bifcall_from_native_is_recursive(p)) - return; - - ASSERT(p->stop[0] == NIL && p->stop[1] == hipe_beam_catch_throw); - p->stop += 2; -} - static __inline__ void hipe_pop_beam_trap_frame(Process *p) { ASSERT(p->stop[1] == hipe_beam_catch_throw); @@ -265,14 +239,14 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) /* BEAM calls a native code function */ unsigned arity = cmd >> 8; - /* p->hipe.ncallee set in beam_emu */ + /* p->hipe.u.ncallee set in beam_emu */ if (p->cp == hipe_beam_pc_return) { /* Native called BEAM, which now tailcalls native. */ hipe_pop_beam_trap_frame(p); result = hipe_tailcall_to_native(p, arity, reg); break; } - DPRINTF("calling %#lx/%u", (long)p->hipe.ncallee, arity); + DPRINTF("calling %#lx/%u", (long)p->hipe.u.ncallee, arity); result = hipe_call_to_native(p, arity, reg); break; } @@ -290,18 +264,18 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) arity -= funp->num_free; /* arity == #formals */ reg[arity] = fun; ++arity; /* correct for having added the closure */ - /* HIPE_ASSERT(p->hipe.ncallee == (void(*)(void))funp->native_address); */ + /* HIPE_ASSERT(p->hipe.u.ncallee == (void(*)(void))funp->native_address); */ /* just like a normal call from now on */ - /* p->hipe.ncallee set in beam_emu */ + /* p->hipe.u.ncallee set in beam_emu */ if (p->cp == hipe_beam_pc_return) { /* Native called BEAM, which now tailcalls native. */ hipe_pop_beam_trap_frame(p); result = hipe_tailcall_to_native(p, arity, reg); break; } - DPRINTF("calling %#lx/%u", (long)p->hipe.ncallee, arity); + DPRINTF("calling %#lx/%u", (long)p->hipe.u.ncallee, arity); result = hipe_call_to_native(p, arity, reg); break; } @@ -404,13 +378,13 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) if (is_recursive) hipe_push_beam_trap_frame(p, reg, p->arity); - result = HIPE_MODE_SWITCH_RES_CALL; + result = HIPE_MODE_SWITCH_RES_CALL_BEAM; break; } - case HIPE_MODE_SWITCH_RES_CALL: { + case HIPE_MODE_SWITCH_RES_CALL_EXPORTED: { /* Native code calls or tailcalls BEAM. * - * p->i is the callee's BEAM code + * p->hipe.u.callee_exp is the callee's export entry * p->arity is the callee's arity * p->def_arg_reg[] contains the register parameters * p->hipe.nsp[] contains the stacked parameters @@ -430,15 +404,15 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) * F(A1, ..., AN, FV1, ..., FVM, Closure) * (Where Ai is argument i and FVj is free variable j) * - * p->hipe.closure contains the closure + * p->hipe.u.closure contains the closure * p->def_arg_reg[] contains the register parameters * p->hipe.nsp[] contains the stacked parameters */ ErlFunThing *closure; unsigned num_free, arity, i, is_recursive; - HIPE_ASSERT(is_fun(p->hipe.closure)); - closure = (ErlFunThing*)fun_val(p->hipe.closure); + HIPE_ASSERT(is_fun(p->hipe.u.closure)); + closure = (ErlFunThing*)fun_val(p->hipe.u.closure); num_free = closure->num_free; arity = closure->fe->arity; @@ -468,10 +442,10 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) p->i = closure->fe->address; /* Change result code to the faster plain CALL type. */ - result = HIPE_MODE_SWITCH_RES_CALL; + result = HIPE_MODE_SWITCH_RES_CALL_BEAM; } /* Append the closure as the last parameter. Don't increment arity. */ - reg[arity] = p->hipe.closure; + reg[arity] = p->hipe.u.closure; if (is_recursive) { /* BEAM called native, which now calls BEAM. @@ -549,7 +523,7 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) } } HIPE_CHECK_PCB(p); - result = HIPE_MODE_SWITCH_RES_CALL; + result = HIPE_MODE_SWITCH_RES_CALL_BEAM; p->def_arg_reg[3] = result; return p; } @@ -577,7 +551,7 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) address = hipe_get_remote_na(mfa[0], mfa[1], arity); if (!address) goto do_apply_fail; - p->hipe.ncallee = (void(*)(void)) address; + p->hipe.u.ncallee = (void(*)(void)) address; result = hipe_tailcall_to_native(p, arity, reg); goto do_return_from_native; do_apply_fail: @@ -607,7 +581,6 @@ static unsigned hipe_next_nstack_size(unsigned size) } #if 0 && defined(HIPE_NSTACK_GROWS_UP) -#define hipe_nstack_avail(p) ((p)->hipe.nstend - (p)->hipe.nsp) void hipe_inc_nstack(Process *p) { Eterm *old_nstack = p->hipe.nstack; @@ -631,7 +604,6 @@ void hipe_inc_nstack(Process *p) #endif #if defined(HIPE_NSTACK_GROWS_DOWN) -#define hipe_nstack_avail(p) ((unsigned)((p)->hipe.nsp - (p)->hipe.nstack)) void hipe_inc_nstack(Process *p) { unsigned old_size = p->hipe.nstend - p->hipe.nstack; @@ -663,12 +635,6 @@ void hipe_empty_nstack(Process *p) p->hipe.nstend = NULL; } -static void hipe_check_nstack(Process *p, unsigned nwords) -{ - while (hipe_nstack_avail(p) < nwords) - hipe_inc_nstack(p); -} - void hipe_set_closure_stub(ErlFunEntry *fe, unsigned num_free) { unsigned arity; diff --git a/erts/emulator/hipe/hipe_mode_switch.h b/erts/emulator/hipe/hipe_mode_switch.h index 06721e3c04..b8de12fcbb 100644 --- a/erts/emulator/hipe/hipe_mode_switch.h +++ b/erts/emulator/hipe/hipe_mode_switch.h @@ -31,7 +31,7 @@ /* result codes for beam_emu <- hipe_mode_switch() return */ #define HIPE_MODE_SWITCH_RES_RETURN 4 -#define HIPE_MODE_SWITCH_RES_CALL 5 +#define HIPE_MODE_SWITCH_RES_CALL_EXPORTED 5 #define HIPE_MODE_SWITCH_RES_THROW 6 /* additional result codes for hipe_mode_switch() <- native return */ @@ -45,6 +45,8 @@ #define HIPE_MODE_SWITCH_RES_APPLY 13 /* mode_switch <- native */ +#define HIPE_MODE_SWITCH_RES_CALL_BEAM 14 + #ifndef ASM #include "error.h" @@ -59,13 +61,58 @@ void hipe_empty_nstack(Process *p); void hipe_set_closure_stub(ErlFunEntry *fe, unsigned num_free); Eterm hipe_build_stacktrace(Process *p, struct StackTrace *s); -void hipe_reserve_beam_trap_frame(Process*, Eterm reg[], unsigned arity); -void hipe_unreserve_beam_trap_frame(Process*); +ERTS_GLB_INLINE void hipe_reserve_beam_trap_frame(Process*, Eterm reg[], unsigned arity); +ERTS_GLB_INLINE void hipe_unreserve_beam_trap_frame(Process*); extern Uint hipe_beam_pc_return[]; extern Uint hipe_beam_pc_throw[]; extern Uint hipe_beam_pc_resume[]; +#if ERTS_GLB_INLINE_INCL_FUNC_DEF + +#include "erl_gc.h" +#include "hipe_stack.h" + +#if defined(__sparc__) +#include "hipe_sparc_glue.h" +#elif defined(__i386__) +#include "hipe_x86_glue.h" +#elif defined(__x86_64__) +#include "hipe_amd64_glue.h" +#elif defined(__powerpc__) || defined(__ppc__) || defined(__powerpc64__) +#include "hipe_ppc_glue.h" +#elif defined(__arm__) +#include "hipe_arm_glue.h" +#endif + +extern Eterm hipe_beam_catch_throw; + +ERTS_GLB_INLINE void hipe_reserve_beam_trap_frame(Process *p, Eterm reg[], unsigned arity) +{ + if (!hipe_bifcall_from_native_is_recursive(p)) + return; + + /* ensure that at least 2 words are available on the BEAM stack */ + if ((p->stop - 2) < p->htop) { + p->fcalls -= erts_garbage_collect(p, 2, reg, arity); + ASSERT(!((p->stop - 2) < p->htop)); + } + p->stop -= 2; + p->stop[0] = NIL; + p->stop[1] = hipe_beam_catch_throw; +} + +ERTS_GLB_INLINE void hipe_unreserve_beam_trap_frame(Process *p) +{ + if (!hipe_bifcall_from_native_is_recursive(p)) + return; + + ASSERT(p->stop[0] == NIL && p->stop[1] == hipe_beam_catch_throw); + p->stop += 2; +} + +#endif /* ERTS_GLB_INLINE_INCL_FUNC_DEF */ + #endif /* ASM */ #endif /* HIPE_MODE_SWITCH_H */ diff --git a/erts/emulator/hipe/hipe_native_bif.c b/erts/emulator/hipe/hipe_native_bif.c index 7d343dd91e..7e8632b50d 100644 --- a/erts/emulator/hipe/hipe_native_bif.c +++ b/erts/emulator/hipe/hipe_native_bif.c @@ -330,8 +330,6 @@ char *hipe_bs_allocate(int len) Binary *bptr; bptr = erts_bin_nrml_alloc(len); - bptr->flags = 0; - bptr->orig_size = len; erts_smp_atomic_init_nob(&bptr->refc, 1); return bptr->orig_bytes; } @@ -341,7 +339,6 @@ Binary *hipe_bs_reallocate(Binary* oldbptr, int newsize) Binary *bptr; bptr = erts_bin_realloc(oldbptr, newsize); - bptr->orig_size = newsize; return bptr; } diff --git a/erts/emulator/hipe/hipe_ppc.c b/erts/emulator/hipe/hipe_ppc.c index 2d8fd61e1e..4dc26cdbc8 100644 --- a/erts/emulator/hipe/hipe_ppc.c +++ b/erts/emulator/hipe/hipe_ppc.c @@ -285,7 +285,7 @@ int hipe_patch_insn(void *address, Uint64 value, Eterm type) } } -void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) +void *hipe_make_native_stub(void *callee_exp, unsigned int beamArity) { unsigned int *code; @@ -294,16 +294,16 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) code = alloc_stub(7); - /* addis r12,0,beamAddress@highest */ - code[0] = 0x3d800000 | (((unsigned long)beamAddress >> 48) & 0xffff); - /* ori r12,r12,beamAddress@higher */ - code[1] = 0x618c0000 | (((unsigned long)beamAddress >> 32) & 0xffff); + /* addis r12,0,callee_exp@highest */ + code[0] = 0x3d800000 | (((unsigned long)callee_exp >> 48) & 0xffff); + /* ori r12,r12,callee_exp@higher */ + code[1] = 0x618c0000 | (((unsigned long)callee_exp >> 32) & 0xffff); /* sldi r12,r12,32 (rldicr r12,r12,32,31) */ code[2] = 0x798c07c6; - /* oris r12,r12,beamAddress@h */ - code[3] = 0x658c0000 | (((unsigned long)beamAddress >> 16) & 0xffff); - /* ori r12,r12,beamAddress@l */ - code[4] = 0x618c0000 | ((unsigned long)beamAddress & 0xffff); + /* oris r12,r12,callee_exp@h */ + code[3] = 0x658c0000 | (((unsigned long)callee_exp >> 16) & 0xffff); + /* ori r12,r12,callee_exp@l */ + code[4] = 0x618c0000 | ((unsigned long)callee_exp & 0xffff); /* addi r0,0,beamArity */ code[5] = 0x38000000 | (beamArity & 0x7FFF); /* ba nbif_callemu */ @@ -355,18 +355,16 @@ int hipe_patch_insn(void *address, Uint32 value, Eterm type) return 0; } -/* called from hipe_bif0.c:hipe_bifs_make_native_stub_2() - and hipe_bif0.c:hipe_make_stub() */ -void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) +void *hipe_make_native_stub(void *callee_exp, unsigned int beamArity) { unsigned int *code; /* * Native code calls BEAM via a stub looking as follows: * - * addi r12,0,beamAddress@l + * addi r12,0,callee_exp@l * addi r0,0,beamArity - * addis r12,r12,beamAddress@ha + * addis r12,r12,callee_exp@ha * ba nbif_callemu * * I'm using r0 and r12 since the standard SVR4 ABI allows @@ -384,12 +382,12 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) code = alloc_stub(4); - /* addi r12,0,beamAddress@l */ - code[0] = 0x39800000 | ((unsigned long)beamAddress & 0xFFFF); + /* addi r12,0,callee_exp@l */ + code[0] = 0x39800000 | ((unsigned long)callee_exp & 0xFFFF); /* addi r0,0,beamArity */ code[1] = 0x38000000 | (beamArity & 0x7FFF); - /* addis r12,r12,beamAddress@ha */ - code[2] = 0x3D8C0000 | at_ha((unsigned long)beamAddress); + /* addis r12,r12,callee_exp@ha */ + code[2] = 0x3D8C0000 | at_ha((unsigned long)callee_exp); /* ba nbif_callemu */ code[3] = 0x48000002 | (unsigned long)&nbif_callemu; diff --git a/erts/emulator/hipe/hipe_ppc_asm.m4 b/erts/emulator/hipe/hipe_ppc_asm.m4 index 343402f9f0..4a1caa1543 100644 --- a/erts/emulator/hipe/hipe_ppc_asm.m4 +++ b/erts/emulator/hipe/hipe_ppc_asm.m4 @@ -23,6 +23,22 @@ changecom(`/*', `*/')dnl #define HIPE_PPC_ASM_H' /* + * Tunables. + */ +define(LEAF_WORDS,16)dnl number of stack words for leaf functions +define(NR_ARG_REGS,4)dnl admissible values are 0 to 6, inclusive + +`#define PPC_LEAF_WORDS 'LEAF_WORDS +`#define PPC_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ + +/* * Handle 32 vs 64-bit. */ ifelse(ARCH,ppc64,` @@ -53,13 +69,6 @@ define(WSIZE,4)dnl `#define STORE 'STORE `#define CMPI 'CMPI -/* - * Tunables. - */ -define(LEAF_WORDS,16)dnl number of stack words for leaf functions -define(NR_ARG_REGS,4)dnl admissible values are 0 to 6, inclusive - -`#define PPC_LEAF_WORDS 'LEAF_WORDS /* * Workarounds for Darwin. @@ -193,8 +202,6 @@ NAME: \ /* * Argument (parameter) registers. */ -`#define PPC_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS define(defarg,`define(ARG$1,`$2')dnl #`define ARG'$1 $2' @@ -309,4 +316,6 @@ define(QUICK_CALL_RET,`NBIF_POP_N(eval(RET_POP($2)))b $1')dnl `/* #define QUICK_CALL_RET_F_3 'QUICK_CALL_RET(F,3)` */' `/* #define QUICK_CALL_RET_F_5 'QUICK_CALL_RET(F,5)` */' +`#endif /* ASM */' + `#endif /* HIPE_PPC_ASM_H */' diff --git a/erts/emulator/hipe/hipe_ppc_bifs.m4 b/erts/emulator/hipe/hipe_ppc_bifs.m4 index 7cc2b5c7b6..f53b79b52e 100644 --- a/erts/emulator/hipe/hipe_ppc_bifs.m4 +++ b/erts/emulator/hipe/hipe_ppc_bifs.m4 @@ -19,6 +19,7 @@ changecom(`/*', `*/')dnl */ +#`define ASM' include(`hipe/hipe_ppc_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_ppc_glue.S b/erts/emulator/hipe/hipe_ppc_glue.S index 6f0217c738..c48fb150af 100644 --- a/erts/emulator/hipe/hipe_ppc_glue.S +++ b/erts/emulator/hipe/hipe_ppc_glue.S @@ -17,10 +17,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_ppc_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" .text @@ -296,7 +295,7 @@ CSYM(hipe_ppc_throw_to_native): * which should look as follows: * * stub for f/N: - * <set r12 to f's BEAM code address> + * <set r12 to f's export entry address> * <set r0 to N> * b nbif_callemu * @@ -312,10 +311,10 @@ CSYM(hipe_ppc_throw_to_native): */ GLOBAL(ASYM(nbif_callemu)) ASYM(nbif_callemu): - STORE r12, P_BEAM_IP(P) + STORE r12, P_CALLEE_EXP(P) STORE r0, P_ARITY(P) STORE_ARG_REGS - li r3, HIPE_MODE_SWITCH_RES_CALL + li r3, HIPE_MODE_SWITCH_RES_CALL_EXPORTED b .suspend_exit /* diff --git a/erts/emulator/hipe/hipe_process.h b/erts/emulator/hipe/hipe_process.h index 4ee99d78a2..86655ad42c 100644 --- a/erts/emulator/hipe/hipe_process.h +++ b/erts/emulator/hipe/hipe_process.h @@ -23,14 +23,17 @@ #define HIPE_PROCESS_H #include "erl_alloc.h" +#include "export.h" struct hipe_process_state { Eterm *nsp; /* Native stack pointer. */ Eterm *nstack; /* Native stack block start. */ Eterm *nstend; /* Native stack block end (start+size). */ - /* XXX: ncallee and closure could share space in a union */ - void (*ncallee)(void); /* Native code callee (label) to invoke. */ - Eterm closure; /* Used to pass a closure from native code. */ + union { + void (*ncallee)(void); /* Native code callee (label) to invoke. */ + Eterm closure; /* Used to pass a closure from native code. */ + Export* callee_exp; /* Used to pass export entry from native code */ + }u; Eterm *nstgraylim; /* Gray/white stack boundary. */ Eterm *nstblacklim; /* Black/gray stack boundary. Must exist if graylim exists. Ignored if no graylim. */ diff --git a/erts/emulator/hipe/hipe_risc_stack.c b/erts/emulator/hipe/hipe_risc_stack.c index 1183856c7e..bea3a0fecd 100644 --- a/erts/emulator/hipe/hipe_risc_stack.c +++ b/erts/emulator/hipe/hipe_risc_stack.c @@ -226,7 +226,7 @@ void (*hipe_handle_stack_trap(Process *p))(void) * The native stack MUST contain a stack frame as it appears on * entry to a function (actuals, caller's frame, caller's return address). * p->hipe.narity MUST contain the arity (number of actuals). - * On exit, p->hipe.ncallee is set to the handler's PC and p->hipe.nsp + * On exit, p->hipe.u.ncallee is set to the handler's PC and p->hipe.nsp * is set to its SP (low address of its stack frame). */ void hipe_find_handler(Process *p) @@ -254,7 +254,7 @@ void hipe_find_handler(Process *p) if ((exnra = sdesc_exnra(sdesc)) != 0 && (p->catches >= 0 || exnra == (unsigned long)&nbif_fail)) { - p->hipe.ncallee = (void(*)(void)) exnra; + p->hipe.u.ncallee = (void(*)(void)) exnra; p->hipe.nsp = nsp; p->hipe.narity = 0; /* update the gray/white boundary if we threw past it */ diff --git a/erts/emulator/hipe/hipe_sparc.c b/erts/emulator/hipe/hipe_sparc.c index 49d4da7bab..2052aa8498 100644 --- a/erts/emulator/hipe/hipe_sparc.c +++ b/erts/emulator/hipe/hipe_sparc.c @@ -204,9 +204,7 @@ void *hipe_alloc_code(Uint nrbytes, Eterm callees, Eterm *trampolines, Process * return alloc_code(nrbytes); } -/* called from hipe_bif0.c:hipe_bifs_make_native_stub_2() - and hipe_bif0.c:hipe_make_stub() */ -void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) +void *hipe_make_native_stub(void *callee_exp, unsigned int beamArity) { unsigned int *code; unsigned int callEmuOffset; @@ -215,11 +213,11 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) code = alloc_code(5*sizeof(int)); /* sethi %hi(Address), %i4 */ - code[0] = 0x39000000 | (((unsigned int)beamAddress >> 10) & 0x3FFFFF); + code[0] = 0x39000000 | (((unsigned int)callee_exp >> 10) & 0x3FFFFF); /* or %g0, %o7, %i3 ! mov %o7, %i3 */ code[1] = 0xB610000F; /* or %i4, %lo(Address), %i4 */ - code[2] = 0xB8172000 | ((unsigned int)beamAddress & 0x3FF); + code[2] = 0xB8172000 | ((unsigned int)callee_exp & 0x3FF); /* call callemu */ callEmuOffset = (char*)nbif_callemu - (char*)&code[3]; code[3] = (1 << 30) | ((callEmuOffset >> 2) & 0x3FFFFFFF); diff --git a/erts/emulator/hipe/hipe_sparc_asm.m4 b/erts/emulator/hipe/hipe_sparc_asm.m4 index 227d10ed80..c3c3bcb74a 100644 --- a/erts/emulator/hipe/hipe_sparc_asm.m4 +++ b/erts/emulator/hipe/hipe_sparc_asm.m4 @@ -29,6 +29,14 @@ define(LEAF_WORDS,16)dnl number of stack words for leaf functions define(NR_ARG_REGS,4)dnl admissible values are 0 to 6, inclusive `#define SPARC_LEAF_WORDS 'LEAF_WORDS +`#define SPARC_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ /* * Reserved registers. @@ -80,9 +88,6 @@ define(NR_ARG_REGS,4)dnl admissible values are 0 to 6, inclusive /* * Argument (parameter) registers. */ -`#define SPARC_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS - define(defarg,`define(ARG$1,`$2')dnl #`define ARG'$1 $2' )dnl @@ -210,4 +215,6 @@ define(QUICK_CALL_RET,`ba $1; NBIF_POP_N(eval(RET_POP($2)))')dnl `/* #define QUICK_CALL_RET_F_3 'QUICK_CALL_RET(F,3)` */' `/* #define QUICK_CALL_RET_F_5 'QUICK_CALL_RET(F,5)` */' +`#endif /* ASM */' + `#endif /* HIPE_SPARC_ASM_H */' diff --git a/erts/emulator/hipe/hipe_sparc_bifs.m4 b/erts/emulator/hipe/hipe_sparc_bifs.m4 index ca5af45d58..2bfe3a4646 100644 --- a/erts/emulator/hipe/hipe_sparc_bifs.m4 +++ b/erts/emulator/hipe/hipe_sparc_bifs.m4 @@ -19,6 +19,7 @@ changecom(`/*', `*/')dnl */ +#`define ASM' include(`hipe/hipe_sparc_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_sparc_glue.S b/erts/emulator/hipe/hipe_sparc_glue.S index 44bdf1bc7e..6c8c841194 100644 --- a/erts/emulator/hipe/hipe_sparc_glue.S +++ b/erts/emulator/hipe/hipe_sparc_glue.S @@ -18,10 +18,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_sparc_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" .section ".text" @@ -155,9 +154,9 @@ hipe_sparc_throw_to_native: * which should look as follows: * * stub for f/N: - * sethi %hi(f's BEAM code address), TEMP_ARG0 + * sethi %hi(f's export entry address), TEMP_ARG0 * mov RA, TEMP_RA ! because the call below clobbers RA (%o7) - * or TEMP_ARG0, %lo(f's BEAM code address), TEMP_ARG0 + * or TEMP_ARG0, %lo(f's export entry address), TEMP_ARG0 * call nbif_callemu ! clobbers RA! * mov N, TEMP_ARG1 ! delay slot: TEMP_ARG1 := ARITY * @@ -165,12 +164,12 @@ hipe_sparc_throw_to_native: */ .global nbif_callemu nbif_callemu: - st TEMP_ARG0, [P+P_BEAM_IP] + st TEMP_ARG0, [P+P_CALLEE_EXP] st TEMP_ARG1, [P+P_ARITY] st TEMP_RA, [P+P_NRA] STORE_ARG_REGS ba .flush_exit - mov HIPE_MODE_SWITCH_RES_CALL, %o0 + mov HIPE_MODE_SWITCH_RES_CALL_EXPORTED, %o0 /* * nbif_apply diff --git a/erts/emulator/hipe/hipe_stack.h b/erts/emulator/hipe/hipe_stack.h index 66f9f04c73..4cfdb54dd8 100644 --- a/erts/emulator/hipe/hipe_stack.h +++ b/erts/emulator/hipe/hipe_stack.h @@ -108,12 +108,23 @@ extern int hipe_fill_stacktrace(Process*, int, Eterm**); #if 0 && defined(HIPE_NSTACK_GROWS_UP) #define hipe_nstack_start(p) ((p)->hipe.nstack) #define hipe_nstack_used(p) ((p)->hipe.nsp - (p)->hipe.nstack) +#define hipe_nstack_avail(p) ((p)->hipe.nstend - (p)->hipe.nsp) #endif #if defined(HIPE_NSTACK_GROWS_DOWN) #define hipe_nstack_start(p) ((p)->hipe.nsp) #define hipe_nstack_used(p) ((p)->hipe.nstend - (p)->hipe.nsp) +#define hipe_nstack_avail(p) ((unsigned)((p)->hipe.nsp - (p)->hipe.nstack)) #endif +/* ensure that at least nwords words are available on the native stack */ +static __inline__ void hipe_check_nstack(Process *p, unsigned nwords) +{ + extern void hipe_inc_nstack(Process *p); + + while (hipe_nstack_avail(p) < nwords) + hipe_inc_nstack(p); +} + /* * GC support procedures */ diff --git a/erts/emulator/hipe/hipe_x86.c b/erts/emulator/hipe/hipe_x86.c index 327c74e9aa..314f6b597c 100644 --- a/erts/emulator/hipe/hipe_x86.c +++ b/erts/emulator/hipe/hipe_x86.c @@ -182,18 +182,16 @@ void *hipe_alloc_code(Uint nrbytes, Eterm callees, Eterm *trampolines, Process * return alloc_code(nrbytes); } -/* called from hipe_bif0.c:hipe_bifs_make_native_stub_2() - and hipe_bif0.c:hipe_make_stub() */ -void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) +void *hipe_make_native_stub(void *callee_exp, unsigned int beamArity) { /* * This creates a native code stub with the following contents: * - * movl $Address, P_BEAM_IP(%ebp) + * movl $Address, P_CALLEE_EXP(%ebp) * movb $Arity, P_ARITY(%ebp) * jmp callemu * - * The stub has variable size, depending on whether the P_BEAM_IP + * The stub has variable size, depending on whether the P_CALLEE_EXP * and P_ARITY offsets fit in 8-bit signed displacements or not. * The rel32 offset in the final jmp depends on its actual location, * which also depends on the size of the previous instructions. @@ -206,28 +204,28 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) codeSize = /* 16, 19, or 22 bytes */ 16 + /* 16 when both offsets are 8-bit */ - (P_BEAM_IP >= 128 ? 3 : 0) + + (P_CALLEE_EXP >= 128 ? 3 : 0) + (P_ARITY >= 128 ? 3 : 0); codep = code = alloc_code(codeSize); - /* movl $beamAddress, P_BEAM_IP(%ebp); 3 or 6 bytes, plus 4 */ + /* movl $beamAddress, P_CALLEE_EXP(%ebp); 3 or 6 bytes, plus 4 */ codep[0] = 0xc7; -#if P_BEAM_IP >= 128 +#if P_CALLEE_EXP >= 128 codep[1] = 0x85; /* disp32[EBP] */ - codep[2] = P_BEAM_IP & 0xFF; - codep[3] = (P_BEAM_IP >> 8) & 0xFF; - codep[4] = (P_BEAM_IP >> 16) & 0xFF; - codep[5] = (P_BEAM_IP >> 24) & 0xFF; + codep[2] = P_CALLEE_EXP & 0xFF; + codep[3] = (P_CALLEE_EXP >> 8) & 0xFF; + codep[4] = (P_CALLEE_EXP >> 16) & 0xFF; + codep[5] = (P_CALLEE_EXP >> 24) & 0xFF; codep += 6; #else codep[1] = 0x45; /* disp8[EBP] */ - codep[2] = P_BEAM_IP; + codep[2] = P_CALLEE_EXP; codep += 3; #endif - codep[0] = ((unsigned int)beamAddress) & 0xFF; - codep[1] = ((unsigned int)beamAddress >> 8) & 0xFF; - codep[2] = ((unsigned int)beamAddress >> 16) & 0xFF; - codep[3] = ((unsigned int)beamAddress >> 24) & 0xFF; + codep[0] = ((unsigned int)callee_exp) & 0xFF; + codep[1] = ((unsigned int)callee_exp >> 8) & 0xFF; + codep[2] = ((unsigned int)callee_exp >> 16) & 0xFF; + codep[3] = ((unsigned int)callee_exp >> 24) & 0xFF; codep += 4; /* movb $beamArity, P_ARITY(%ebp); 3 or 6 bytes */ diff --git a/erts/emulator/hipe/hipe_x86_asm.m4 b/erts/emulator/hipe/hipe_x86_asm.m4 index 020ccf8d4b..39c5cb1044 100644 --- a/erts/emulator/hipe/hipe_x86_asm.m4 +++ b/erts/emulator/hipe/hipe_x86_asm.m4 @@ -33,6 +33,18 @@ define(SIMULATE_NSP,0)dnl change to 1 to simulate call/ret insns `#define X86_LEAF_WORDS 'LEAF_WORDS `#define LEAF_WORDS 'LEAF_WORDS +`#define X86_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + +`#define X86_HP_IN_ESI 'HP_IN_ESI +`#define X86_SIMULATE_NSP 'SIMULATE_NSP + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ + /* * Workarounds for Darwin. */ @@ -60,7 +72,6 @@ ifelse(OPSYS,darwin,`` */ `#define P %ebp' -`#define X86_HP_IN_ESI 'HP_IN_ESI `#if X86_HP_IN_ESI #define SAVE_HP movl %esi, P_HP(P) #define RESTORE_HP movl P_HP(P), %esi @@ -73,7 +84,6 @@ ifelse(OPSYS,darwin,`` #define SAVE_CSP movl %esp, P_CSP(P) #define RESTORE_CSP movl P_CSP(P), %esp' -`#define X86_SIMULATE_NSP 'SIMULATE_NSP /* * Context switching macros. @@ -100,12 +110,10 @@ ifelse(OPSYS,darwin,`` SAVE_CACHED_STATE; \ SWITCH_ERLANG_TO_C_QUICK' + /* * Argument (parameter) registers. */ -`#define X86_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS - ifelse(eval(NR_ARG_REGS >= 1),0,, ``#define ARG0 %eax '')dnl @@ -282,4 +290,6 @@ define(LOAD_CALLER_SAVE,`LAR_N(eval(NR_CALLER_SAVE-1))')dnl `#define STORE_CALLER_SAVE 'STORE_CALLER_SAVE `#define LOAD_CALLER_SAVE 'LOAD_CALLER_SAVE +`#endif /* ASM */' + `#endif /* HIPE_X86_ASM_H */' diff --git a/erts/emulator/hipe/hipe_x86_bifs.m4 b/erts/emulator/hipe/hipe_x86_bifs.m4 index dd6980f555..a0f16efa33 100644 --- a/erts/emulator/hipe/hipe_x86_bifs.m4 +++ b/erts/emulator/hipe/hipe_x86_bifs.m4 @@ -19,6 +19,7 @@ changecom(`/*', `*/')dnl */ +#`define ASM' include(`hipe/hipe_x86_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_x86_glue.S b/erts/emulator/hipe/hipe_x86_glue.S index 88b86f4de7..9d38eaaafd 100644 --- a/erts/emulator/hipe/hipe_x86_glue.S +++ b/erts/emulator/hipe/hipe_x86_glue.S @@ -18,10 +18,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_x86_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" /* @@ -104,7 +103,7 @@ ASYM(nbif_return): * stub (hipe_x86_loader.erl) which should look as follows: * * stub for f/N: - * movl $<f's BEAM code address>, P_BEAM_IP(P) + * movl $<f's export entry address>, P_CALLEE_EXP(P) * movb $<N>, P_ARITY(P) * jmp nbif_callemu * @@ -114,7 +113,7 @@ ASYM(nbif_return): GLOBAL(ASYM(nbif_callemu)) ASYM(nbif_callemu): STORE_ARG_REGS - movl $HIPE_MODE_SWITCH_RES_CALL, %eax + movl $HIPE_MODE_SWITCH_RES_CALL_EXPORTED, %eax jmp .suspend_exit /* diff --git a/erts/emulator/hipe/hipe_x86_stack.c b/erts/emulator/hipe/hipe_x86_stack.c index 9ad3fa9d31..7f1c2f7d41 100644 --- a/erts/emulator/hipe/hipe_x86_stack.c +++ b/erts/emulator/hipe/hipe_x86_stack.c @@ -209,7 +209,7 @@ void (*hipe_handle_stack_trap(Process *p))(void) * The native stack MUST contain a stack frame as it appears on * entry to a function (return address, actuals, caller's frame). * p->hipe.narity MUST contain the arity (number of actuals). - * On exit, p->hipe.ncallee is set to the handler's PC and p->hipe.nsp + * On exit, p->hipe.u.ncallee is set to the handler's PC and p->hipe.nsp * is set to its SP (low address of its stack frame). */ void hipe_find_handler(Process *p) @@ -240,7 +240,7 @@ void hipe_find_handler(Process *p) if ((exnra = sdesc_exnra(sdesc)) != 0 && (p->catches >= 0 || exnra == (unsigned long)nbif_fail)) { - p->hipe.ncallee = (void(*)(void)) exnra; + p->hipe.u.ncallee = (void(*)(void)) exnra; p->hipe.nsp = nsp; p->hipe.narity = 0; /* update the gray/white boundary if we threw past it */ diff --git a/erts/emulator/sys/unix/erl_unix_sys.h b/erts/emulator/sys/unix/erl_unix_sys.h index 26ed2fb558..f0050db114 100644 --- a/erts/emulator/sys/unix/erl_unix_sys.h +++ b/erts/emulator/sys/unix/erl_unix_sys.h @@ -45,7 +45,7 @@ #include <fcntl.h> #include "erl_errno.h" #include <signal.h> - +#include <setjmp.h> #if HAVE_SYS_SOCKETIO_H # include <sys/socketio.h> @@ -188,7 +188,7 @@ typedef hrtime_t SysHrTime; #endif /* GETHRTIME_WITH_CLOCK_GETTIME */ #endif /* HAVE_GETHRTIME */ -#if (defined(HAVE_GETHRVTIME) || defined(HAVE_CLOCK_GETTIME)) +#if (defined(HAVE_GETHRVTIME) || defined(HAVE_CLOCK_GETTIME_CPU_TIME)) typedef long long SysCpuTime; typedef struct timespec SysTimespec; @@ -200,7 +200,7 @@ typedef struct timespec SysTimespec; int sys_start_hrvtime(void); int sys_stop_hrvtime(void); -#elif defined(HAVE_CLOCK_GETTIME) +#elif defined(HAVE_CLOCK_GETTIME_CPU_TIME) #define sys_clock_gettime(cid,tp) clock_gettime((cid),&(tp)) #define sys_get_proc_cputime(t,tp) sys_clock_gettime(CLOCK_PROCESS_CPUTIME_ID,(tp)) @@ -211,13 +211,8 @@ int sys_stop_hrvtime(void); #define SYS_CLOCK_RESOLUTION 1 /* These are defined in sys.c */ -#if defined(SIG_SIGSET) /* Old SysV */ -RETSIGTYPE (*sys_sigset())(); -#elif defined(SIG_SIGNAL) /* Old BSD */ -RETSIGTYPE (*sys_sigset())(); -#else -RETSIGTYPE (*sys_sigset(int, RETSIGTYPE (*func)(int)))(int); -#endif +typedef void (*SIGFUNC)(int); +extern SIGFUNC sys_signal(int, SIGFUNC); extern void sys_sigrelease(int); extern void sys_sigblock(int); extern void sys_stop_cat(void); @@ -354,4 +349,28 @@ extern int exit_async(void); #define ERTS_EXIT_AFTER_DUMP _exit +#if !defined(__APPLE__) && !defined(__MACH__) +/* Some OS X versions do not allow (ab)using signal handlers like this */ +#define ERTS_HAVE_TRY_CATCH 1 + +/* We try to simulate a try catch in C with the help of signal handlers. + * Only use this as a very last resort, as it is not very portable and + * quite unstable. It is also not thread safe, so make sure that only + * one thread can call this at a time! + */ +extern void erts_sys_sigsegv_handler(int); +extern jmp_buf erts_sys_sigsegv_jmp; +#define ERTS_SYS_TRY_CATCH(EXPR,CATCH) \ + do { \ + SIGFUNC prev_handler = sys_signal(SIGSEGV, \ + erts_sys_sigsegv_handler); \ + if (!setjmp(erts_sys_sigsegv_jmp)) { \ + EXPR; \ + } else { \ + CATCH; \ + } \ + sys_signal(SIGSEGV,prev_handler); \ + } while(0) +#endif + #endif /* #ifndef _ERL_UNIX_SYS_H */ diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c index 0d677d5f34..6248651882 100644 --- a/erts/emulator/sys/unix/sys.c +++ b/erts/emulator/sys/unix/sys.c @@ -34,6 +34,7 @@ #include <termios.h> #include <ctype.h> #include <sys/utsname.h> +#include <sys/select.h> #ifdef ISC32 #include <sys/bsdtypes.h> @@ -85,14 +86,24 @@ static erts_smp_rwmtx_t environ_rwmtx; #define DISABLE_VFORK 0 #endif +#if defined IOV_MAX +#define MAXIOV IOV_MAX +#elif defined UIO_MAXIOV +#define MAXIOV UIO_MAXIOV +#else +#define MAXIOV 16 +#endif + #ifdef USE_THREADS # ifdef ENABLE_CHILD_WAITER_THREAD # define CHLDWTHR ENABLE_CHILD_WAITER_THREAD # else # define CHLDWTHR 0 # endif +# define FDBLOCK 1 #else # define CHLDWTHR 0 +# define FDBLOCK 0 #endif /* * [OTP-3906] @@ -121,6 +132,15 @@ struct ErtsSysReportExit_ { #endif }; +/* Used by the fd driver iff the fd could not be set to non-blocking */ +typedef struct ErtsSysBlocking_ { + ErlDrvPDL pdl; + int res; + int err; + unsigned int pkey; +} ErtsSysBlocking; + + /* This data is shared by these drivers - initialized by spawn_init() */ static struct driver_data { ErlDrvPort port_num; @@ -129,6 +149,8 @@ static struct driver_data { int pid; int alive; int status; + int terminating; + ErtsSysBlocking *blocking; } *driver_data; /* indexed by fd */ static ErtsSysReportExit *report_exit_list; @@ -202,10 +224,15 @@ static erts_smp_atomic_t sys_misc_mem_sz; #if defined(ERTS_SMP) static void smp_sig_notify(char c); static int sig_notify_fds[2] = {-1, -1}; + +static int sig_suspend_fds[2] = {-1, -1}; +#define ERTS_SYS_SUSPEND_SIGNAL SIGUSR2 #elif defined(USE_THREADS) static int async_fd[2]; #endif +jmp_buf erts_sys_sigsegv_jmp; + #if CHLDWTHR || defined(ERTS_SMP) erts_mtx_t chld_stat_mtx; #endif @@ -632,39 +659,7 @@ erl_sys_init(void) /* signal handling */ -#ifdef SIG_SIGSET /* Old SysV */ -RETSIGTYPE (*sys_sigset(sig, func))() -int sig; -RETSIGTYPE (*func)(); -{ - return(sigset(sig, func)); -} -void sys_sigblock(int sig) -{ - sighold(sig); -} -void sys_sigrelease(int sig) -{ - sigrelse(sig); -} -#else /* !SIG_SIGSET */ -#ifdef SIG_SIGNAL /* Old BSD */ -RETSIGTYPE (*sys_sigset(sig, func))(int, int) -int sig; -RETSIGTYPE (*func)(); -{ - return(signal(sig, func)); -} -sys_sigblock(int sig) -{ - sigblock(sig); -} -sys_sigrelease(int sig) -{ - sigsetmask(sigblock(0) & ~sigmask(sig)); -} -#else /* !SIG_SIGNAL */ /* The True Way - POSIX!:-) */ -RETSIGTYPE (*sys_sigset(int sig, RETSIGTYPE (*func)(int)))(int) +SIGFUNC sys_signal(int sig, SIGFUNC func) { struct sigaction act, oact; @@ -697,23 +692,35 @@ void sys_sigrelease(int sig) sigaddset(&mask, sig); sigprocmask(SIG_UNBLOCK, &mask, (sigset_t *)NULL); } -#endif /* !SIG_SIGNAL */ -#endif /* !SIG_SIGSET */ -#if (0) /* not used? -- gordon */ -static void (*break_func)(); -static RETSIGTYPE break_handler(int sig) -{ -#ifdef QNX - /* Turn off SIGCHLD during break processing */ - sys_sigblock(SIGCHLD); -#endif - (*break_func)(); -#ifdef QNX - sys_sigrelease(SIGCHLD); -#endif +void erts_sys_sigsegv_handler(int signo) { + if (signo == SIGSEGV) { + longjmp(erts_sys_sigsegv_jmp, 1); + } +} + +/* + * Function returns 1 if we can read from all values in between + * start and stop. + */ +int +erts_sys_is_area_readable(char *start, char *stop) { + int fds[2]; + if (!pipe(fds)) { + /* We let write try to figure out if the pointers are readable */ + int res = write(fds[1], start, (char*)stop - (char*)start); + if (res == -1) { + close(fds[0]); + close(fds[1]); + return 0; + } + close(fds[0]); + close(fds[1]); + return 1; + } + return 0; + } -#endif /* 0 */ static ERTS_INLINE int prepare_crash_dump(int secs) @@ -775,6 +782,9 @@ prepare_crash_dump(int secs) /* We don't want to close the signal notification pipe... */ if (i == sig_notify_fds[0] || i == sig_notify_fds[1]) continue; + /* We don't want to close the signal syspend pipe... */ + if (i == sig_suspend_fds[0] || i == sig_suspend_fds[1]) + continue; #elif defined(USE_THREADS) /* We don't want to close the async notification pipe... */ if (i == async_fd[0] || i == async_fd[1]) @@ -863,9 +873,23 @@ sigusr1_exit(void) #ifdef ETHR_UNUSABLE_SIGUSRX #warning "Unusable SIGUSR1 & SIGUSR2. Disabling use of these signals" -#endif -#ifndef ETHR_UNUSABLE_SIGUSRX +#else + +#ifdef ERTS_SMP +void +sys_thr_suspend(erts_tid_t tid) { + erts_thr_kill(tid, ERTS_SYS_SUSPEND_SIGNAL); +} + +void +sys_thr_resume(erts_tid_t tid) { + int i = 0, res; + do { + res = write(sig_suspend_fds[1],&i,sizeof(i)); + } while (res < 0 && errno == EAGAIN); +} +#endif #if (defined(SIG_SIGSET) || defined(SIG_SIGNAL)) static RETSIGTYPE user_signal1(void) @@ -880,20 +904,20 @@ static RETSIGTYPE user_signal1(int signum) #endif } -#ifdef QUANTIFY +#ifdef ERTS_SMP #if (defined(SIG_SIGSET) || defined(SIG_SIGNAL)) -static RETSIGTYPE user_signal2(void) +static RETSIGTYPE suspend_signal(void) #else -static RETSIGTYPE user_signal2(int signum) +static RETSIGTYPE suspend_signal(int signum) #endif { -#ifdef ERTS_SMP - smp_sig_notify('2'); -#else - quantify_save_data(); -#endif + int res; + int buf[1]; + do { + res = read(sig_suspend_fds[0], buf, sizeof(int)); + } while (res < 0 && errno == EINTR); } -#endif +#endif /* #ifdef ERTS_SMP */ #endif /* #ifndef ETHR_UNUSABLE_SIGUSRX */ @@ -918,9 +942,9 @@ static RETSIGTYPE do_quit(int signum) /* Disable break */ void erts_set_ignore_break(void) { - sys_sigset(SIGINT, SIG_IGN); - sys_sigset(SIGQUIT, SIG_IGN); - sys_sigset(SIGTSTP, SIG_IGN); + sys_signal(SIGINT, SIG_IGN); + sys_signal(SIGQUIT, SIG_IGN); + sys_signal(SIGTSTP, SIG_IGN); } /* Don't use ctrl-c for break handler but let it be @@ -943,14 +967,14 @@ void erts_replace_intr(void) { void init_break_handler(void) { - sys_sigset(SIGINT, request_break); + sys_signal(SIGINT, request_break); #ifndef ETHR_UNUSABLE_SIGUSRX - sys_sigset(SIGUSR1, user_signal1); -#ifdef QUANTIFY - sys_sigset(SIGUSR2, user_signal2); -#endif + sys_signal(SIGUSR1, user_signal1); +#ifdef ERTS_SMP + sys_signal(ERTS_SYS_SUSPEND_SIGNAL, suspend_signal); +#endif /* #ifdef ERTS_SMP */ #endif /* #ifndef ETHR_UNUSABLE_SIGUSRX */ - sys_sigset(SIGQUIT, do_quit); + sys_signal(SIGQUIT, do_quit); } int sys_max_files(void) @@ -967,8 +991,13 @@ static void block_signals(void) sys_sigblock(SIGINT); #ifndef ETHR_UNUSABLE_SIGUSRX sys_sigblock(SIGUSR1); +#endif /* #ifndef ETHR_UNUSABLE_SIGUSRX */ +#endif /* #ifndef ERTS_SMP */ + +#if defined(ERTS_SMP) && !defined(ETHR_UNUSABLE_SIGUSRX) + sys_sigblock(ERTS_SYS_SUSPEND_SIGNAL); #endif -#endif + } static void unblock_signals(void) @@ -982,8 +1011,14 @@ static void unblock_signals(void) #ifndef ETHR_UNUSABLE_SIGUSRX sys_sigrelease(SIGUSR1); #endif /* #ifndef ETHR_UNUSABLE_SIGUSRX */ +#endif /* #ifndef ERTS_SMP */ + +#if defined(ERTS_SMP) && !defined(ETHR_UNUSABLE_SIGUSRX) + sys_sigrelease(ERTS_SYS_SUSPEND_SIGNAL); #endif + } + /************************** Time stuff **************************/ #ifdef HAVE_GETHRTIME #ifdef GETHRTIME_WITH_CLOCK_GETTIME @@ -1108,11 +1143,16 @@ void fini_getenv_state(GETENV_STATE *state) /* Driver interfaces */ static ErlDrvData spawn_start(ErlDrvPort, char*, SysDriverOpts*); static ErlDrvData fd_start(ErlDrvPort, char*, SysDriverOpts*); +#if FDBLOCK +static void fd_async(void *); +static void fd_ready_async(ErlDrvData drv_data, ErlDrvThreadData thread_data); +#endif static ErlDrvSSizeT fd_control(ErlDrvData, unsigned int, char *, ErlDrvSizeT, char **, ErlDrvSizeT); static ErlDrvData vanilla_start(ErlDrvPort, char*, SysDriverOpts*); static int spawn_init(void); static void fd_stop(ErlDrvData); +static void fd_flush(ErlDrvData); static void stop(ErlDrvData); static void ready_input(ErlDrvData, ErlDrvEvent); static void ready_output(ErlDrvData, ErlDrvEvent); @@ -1157,8 +1197,12 @@ struct erl_drv_entry fd_driver_entry = { fd_control, NULL, outputv, - NULL, /* ready_async */ - NULL, /* flush */ +#if FDBLOCK + fd_ready_async, /* ready_async */ +#else + NULL, +#endif + fd_flush, /* flush */ NULL, /* call */ NULL, /* event */ ERL_DRV_EXTENDED_MARKER, @@ -1212,13 +1256,28 @@ static RETSIGTYPE onchld(int signum) #endif } +static int set_blocking_data(struct driver_data *dd) { + + dd->blocking = erts_alloc(ERTS_ALC_T_SYS_BLOCKING, sizeof(ErtsSysBlocking)); + + erts_smp_atomic_add_nob(&sys_misc_mem_sz, sizeof(ErtsSysBlocking)); + + dd->blocking->pdl = driver_pdl_create(dd->port_num); + dd->blocking->res = 0; + dd->blocking->err = 0; + dd->blocking->pkey = driver_async_port_key(dd->port_num); + + return 1; +} + static int set_driver_data(ErlDrvPort port_num, int ifd, int ofd, int packet_bytes, int read_write, int exit_status, - int pid) + int pid, + int is_blocking) { Port *prt; ErtsSysReportExit *report_exit; @@ -1250,8 +1309,13 @@ static int set_driver_data(ErlDrvPort port_num, driver_data[ifd].pid = pid; driver_data[ifd].alive = 1; driver_data[ifd].status = 0; + driver_data[ifd].terminating = 0; + driver_data[ifd].blocking = NULL; if (read_write & DO_WRITE) { driver_data[ifd].ofd = ofd; + if (is_blocking && FDBLOCK) + if (!set_blocking_data(driver_data+ifd)) + return -1; if (ifd != ofd) driver_data[ofd] = driver_data[ifd]; /* structure copy */ } else { /* DO_READ only */ @@ -1267,6 +1331,11 @@ static int set_driver_data(ErlDrvPort port_num, driver_data[ofd].pid = pid; driver_data[ofd].alive = 1; driver_data[ofd].status = 0; + driver_data[ofd].terminating = 0; + driver_data[ofd].blocking = NULL; + if (is_blocking && FDBLOCK) + if (!set_blocking_data(driver_data+ofd)) + return -1; return(ofd); } } @@ -1276,11 +1345,13 @@ static int spawn_init() int i; #if CHLDWTHR erts_thr_opts_t thr_opts = ERTS_THR_OPTS_DEFAULT_INITER; + thr_opts.detached = 0; thr_opts.suggested_stack_size = 0; /* Smallest possible */ + thr_opts.name = "child_waiter"; #endif - sys_sigset(SIGPIPE, SIG_IGN); /* Ignore - we'll handle the write failure */ + sys_signal(SIGPIPE, SIG_IGN); /* Ignore - we'll handle the write failure */ driver_data = (struct driver_data *) erts_alloc(ERTS_ALC_T_DRV_TAB, max_files * sizeof(struct driver_data)); erts_smp_atomic_add_nob(&sys_misc_mem_sz, @@ -1293,7 +1364,7 @@ static int spawn_init() sys_sigblock(SIGCHLD); #endif - sys_sigset(SIGCHLD, onchld); /* Reap children */ + sys_signal(SIGCHLD, onchld); /* Reap children */ #if CHLDWTHR erts_thr_create(&child_waiter_tid, child_waiter, NULL, &thr_opts); @@ -1755,7 +1826,7 @@ static ErlDrvData spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* op } res = set_driver_data(port_num, ifd[0], ofd[1], opts->packet_bytes, - opts->read_write, opts->exit_status, pid); + opts->read_write, opts->exit_status, pid, 0); /* Don't unblock SIGCHLD until now, since the call above must first complete putting away the info about our new subprocess. */ unblock_signals(); @@ -1840,6 +1911,7 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, SysDriverOpts* opts) { ErlDrvData res; + int non_blocking = 0; if (((opts->read_write & DO_READ) && opts->ifd >= max_files) || ((opts->read_write & DO_WRITE) && opts->ofd >= max_files)) @@ -1912,6 +1984,20 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, * case - it can be called with any old pre-existing file descriptors, * the relations between which (if they're even two) we can only guess * at - still, we try our best... + * + * Added note OTP 18: Some systems seem to use stdout/stderr to log data + * using unix pipes, so we cannot allow the system to block on a write. + * Therefore we use an async thread to write the data to fd's that could + * not be set to non-blocking. When no async threads are available we + * fall back on the old behaviour. + * + * Also the guarantee about what is delivered to the OS has changed. + * Pre 18 the fd driver did no flushing of data before terminating. + * Now it does. This is because we want to be able to guarantee that things + * such as escripts and friends really have outputted all data before + * terminating. This could potentially block the termination of the system + * for a very long time, but if the user wants to terminate fast she should + * use erlang:halt with flush=false. */ if (opts->read_write & DO_READ) { @@ -1934,6 +2020,7 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, imagine a scenario where setting non-blocking mode here would cause problems - go ahead and do it. */ + non_blocking = 1; SET_NONBLOCKING(opts->ofd); } else { /* output fd is a tty, input fd isn't */ @@ -1976,6 +2063,7 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, (nfd = open(tty, O_WRONLY)) != -1) { dup2(nfd, opts->ofd); close(nfd); + non_blocking = 1; SET_NONBLOCKING(opts->ofd); } } @@ -1984,8 +2072,9 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, } CHLD_STAT_LOCK; res = (ErlDrvData)(long)set_driver_data(port_num, opts->ifd, opts->ofd, - opts->packet_bytes, - opts->read_write, 0, -1); + opts->packet_bytes, + opts->read_write, 0, -1, + !non_blocking); CHLD_STAT_UNLOCK; return res; } @@ -2011,14 +2100,30 @@ static void nbio_stop_fd(ErlDrvPort prt, int fd) SET_BLOCKING(fd); } -static void fd_stop(ErlDrvData fd) /* Does not close the fds */ +static void fd_stop(ErlDrvData ev) /* Does not close the fds */ { int ofd; + int fd = (int)(long)ev; + ErlDrvPort prt = driver_data[fd].port_num; - nbio_stop_fd(driver_data[(int)(long)fd].port_num, (int)(long)fd); - ofd = driver_data[(int)(long)fd].ofd; - if (ofd != (int)(long)fd && ofd != -1) - nbio_stop_fd(driver_data[(int)(long)fd].port_num, (int)(long)ofd); +#if FDBLOCK + if (driver_data[fd].blocking) { + erts_free(ERTS_ALC_T_SYS_BLOCKING,driver_data[fd].blocking); + driver_data[fd].blocking = NULL; + erts_smp_atomic_add_nob(&sys_misc_mem_sz, -1*sizeof(ErtsSysBlocking)); + } +#endif + + nbio_stop_fd(prt, fd); + ofd = driver_data[fd].ofd; + if (ofd != fd && ofd != -1) + nbio_stop_fd(prt, ofd); +} + +static void fd_flush(ErlDrvData fd) +{ + if (!driver_data[(int)(long)fd].terminating) + driver_data[(int)(long)fd].terminating = 1; } static ErlDrvData vanilla_start(ErlDrvPort port_num, char* name, @@ -2041,8 +2146,8 @@ static ErlDrvData vanilla_start(ErlDrvPort port_num, char* name, CHLD_STAT_LOCK; res = (ErlDrvData)(long)set_driver_data(port_num, fd, fd, - opts->packet_bytes, - opts->read_write, 0, -1); + opts->packet_bytes, + opts->read_write, 0, -1, 0); CHLD_STAT_UNLOCK; return res; } @@ -2079,6 +2184,7 @@ static void stop(ErlDrvData fd) } } +/* used by fd_driver */ static void outputv(ErlDrvData e, ErlIOVec* ev) { int fd = (int)(long)e; @@ -2104,12 +2210,21 @@ static void outputv(ErlDrvData e, ErlIOVec* ev) ev->iov[0].iov_base = lbp; ev->iov[0].iov_len = pb; ev->size += pb; + + if (driver_data[fd].blocking && FDBLOCK) + driver_pdl_lock(driver_data[fd].blocking->pdl); + if ((sz = driver_sizeq(ix)) > 0) { driver_enqv(ix, ev, 0); + + if (driver_data[fd].blocking && FDBLOCK) + driver_pdl_unlock(driver_data[fd].blocking->pdl); + if (sz + ev->size >= (1 << 13)) set_busy_port(ix, 1); } - else { + else if (!driver_data[fd].blocking || !FDBLOCK) { + /* We try to write directly if the fd in non-blocking */ int vsize = ev->vsize > MAX_VSIZE ? MAX_VSIZE : ev->vsize; n = writev(ofd, (const void *) (ev->iov), vsize); @@ -2125,10 +2240,22 @@ static void outputv(ErlDrvData e, ErlIOVec* ev) driver_enqv(ix, ev, n); /* n is the skip value */ driver_select(ix, ofd, ERL_DRV_WRITE|ERL_DRV_USE, 1); } +#if FDBLOCK + else { + if (ev->size != 0) { + driver_enqv(ix, ev, 0); + driver_pdl_unlock(driver_data[fd].blocking->pdl); + driver_async(ix, &driver_data[fd].blocking->pkey, + fd_async, driver_data+fd, NULL); + } else { + driver_pdl_unlock(driver_data[fd].blocking->pdl); + } + } +#endif /* return 0;*/ } - +/* Used by spawn_driver and vanilla driver */ static void output(ErlDrvData e, char* buf, ErlDrvSizeT len) { int fd = (int)(long)e; @@ -2191,6 +2318,23 @@ static int port_inp_failure(ErlDrvPort port_num, int ready_fd, int res) ASSERT(res <= 0); (void) driver_select(port_num, ready_fd, ERL_DRV_READ|ERL_DRV_WRITE, 0); clear_fd_data(ready_fd); + + if (driver_data[ready_fd].blocking && FDBLOCK) { + driver_pdl_lock(driver_data[ready_fd].blocking->pdl); + if (driver_sizeq(driver_data[ready_fd].port_num) > 0) { + driver_pdl_unlock(driver_data[ready_fd].blocking->pdl); + /* We have stuff in the output queue, so we just + set the state to terminating and wait for fd_async_ready + to terminate the port */ + if (res == 0) + driver_data[ready_fd].terminating = 2; + else + driver_data[ready_fd].terminating = -err; + return 0; + } + driver_pdl_unlock(driver_data[ready_fd].blocking->pdl); + } + if (res == 0) { if (driver_data[ready_fd].report_exit) { CHLD_STAT_LOCK; @@ -2241,6 +2385,7 @@ static void ready_input(ErlDrvData e, ErlDrvEvent ready_fd) port_num = driver_data[fd].port_num; packet_bytes = driver_data[fd].packet_bytes; + if (packet_bytes == 0) { byte *read_buf = (byte *) erts_alloc(ERTS_ALC_T_SYS_READ_BUF, ERTS_SYS_READ_BUF_SZ); @@ -2364,6 +2509,8 @@ static void ready_output(ErlDrvData e, ErlDrvEvent ready_fd) if ((iv = (struct iovec*) driver_peekq(ix, &vsize)) == NULL) { driver_select(ix, ready_fd, ERL_DRV_WRITE, 0); + if (driver_data[fd].terminating) + driver_failure_atom(driver_data[fd].port_num,"normal"); return; /* 0; */ } vsize = vsize > MAX_VSIZE ? MAX_VSIZE : vsize; @@ -2389,6 +2536,78 @@ static void stop_select(ErlDrvEvent fd, void* _) close((int)fd); } +#if FDBLOCK + +static void +fd_async(void *async_data) +{ + int res; + struct driver_data *dd = (struct driver_data*)async_data; + SysIOVec *iov0; + SysIOVec *iov; + int iovlen; + int err; + /* much of this code is stolen from efile_drv:invoke_writev */ + driver_pdl_lock(dd->blocking->pdl); + iov0 = driver_peekq(dd->port_num, &iovlen); + iovlen = iovlen < MAXIOV ? iovlen : MAXIOV; + iov = erts_alloc_fnf(ERTS_ALC_T_SYS_WRITE_BUF, + sizeof(SysIOVec)*iovlen); + if (!iov) { + res = -1; + err = ENOMEM; + driver_pdl_unlock(dd->blocking->pdl); + } else { + memcpy(iov,iov0,iovlen*sizeof(SysIOVec)); + driver_pdl_unlock(dd->blocking->pdl); + + res = writev(dd->ofd, iov, iovlen); + err = errno; + + erts_free(ERTS_ALC_T_SYS_WRITE_BUF, iov); + } + dd->blocking->res = res; + dd->blocking->err = err; +} + +void fd_ready_async(ErlDrvData drv_data, + ErlDrvThreadData thread_data) { + struct driver_data *dd = (struct driver_data *)thread_data; + ErlDrvPort port_num = dd->port_num; + + ASSERT(dd->blocking); + ASSERT(dd == (driver_data + (int)(long)drv_data)); + + if (dd->blocking->res > 0) { + driver_pdl_lock(dd->blocking->pdl); + if (driver_deq(port_num, dd->blocking->res) == 0) { + driver_pdl_unlock(dd->blocking->pdl); + set_busy_port(port_num, 0); + if (dd->terminating) { + /* The port is has been ordered to terminate + from either fd_flush or port_inp_failure */ + if (dd->terminating == 1) + driver_failure_atom(port_num, "normal"); + else if (dd->terminating == 2) + driver_failure_eof(port_num); + else if (dd->terminating < 0) + driver_failure_posix(port_num, -dd->terminating); + return; /* -1; */ + } + } else { + driver_pdl_unlock(dd->blocking->pdl); + /* still data left to write in queue */ + driver_async(port_num, &dd->blocking->pkey, fd_async, dd, NULL); + return /* 0; */; + } + } else if (dd->blocking->res < 0) { + driver_failure_posix(port_num, dd->blocking->err); + return; /* -1; */ + } + return; /* 0; */ +} + +#endif void erts_do_break_handling(void) { @@ -2658,18 +2877,30 @@ void sys_preload_end(Preload* p) /* Nothing */ } -/* Read a key from console (?) */ - +/* Read a key from console, used by break.c + Here we assume that all schedulers are stopped so that erl_poll + does not interfere with the select below. +*/ int sys_get_key(fd) int fd; { - int c; + int c, ret; unsigned char rbuf[64]; + fd_set fds; fflush(stdout); /* Flush query ??? */ - if ((c = read(fd,rbuf,64)) <= 0) { - return c; + FD_ZERO(&fds); + FD_SET(fd,&fds); + + ret = select(fd+1, &fds, NULL, NULL, NULL); + + if (ret == 1) { + do { + c = read(fd,rbuf,64); + } while (c < 0 && errno == EAGAIN); + if (c <= 0) + return c; } return rbuf[0]; @@ -2993,13 +3224,6 @@ signal_dispatcher_thread_func(void *unused) case '1': /* SIGUSR1 */ sigusr1_exit(); break; -#ifdef QUANTIFY - case '2': /* SIGUSR2 */ - quantify_save_data(); /* Might take a substantial amount of - time, but this is a test/debug - build */ - break; -#endif default: erl_exit(ERTS_ABORT_EXIT, "signal-dispatcher thread received unknown " @@ -3017,6 +3241,7 @@ init_smp_sig_notify(void) { erts_smp_thr_opts_t thr_opts = ERTS_SMP_THR_OPTS_DEFAULT_INITER; thr_opts.detached = 1; + thr_opts.name = "sys_sig_dispatcher"; if (pipe(sig_notify_fds) < 0) { erl_exit(ERTS_ABORT_EXIT, @@ -3031,6 +3256,17 @@ init_smp_sig_notify(void) NULL, &thr_opts); } + +static void +init_smp_sig_suspend(void) { + if (pipe(sig_suspend_fds) < 0) { + erl_exit(ERTS_ABORT_EXIT, + "Failed to create sig_suspend pipe: %s (%d)\n", + erl_errno_id(errno), + errno); + } +} + #ifdef __DARWIN__ int erts_darwin_main_thread_pipe[2]; @@ -3058,9 +3294,11 @@ erts_sys_main_thread(void) #endif smp_sig_notify(0); /* Notify initialized */ - while (1) { - /* Wait for a signal to arrive... */ + + /* Wait for a signal to arrive... */ + #ifdef __DARWIN__ + while (1) { /* * The wx driver needs to be able to steal the main thread for Cocoa to * work properly. @@ -3075,12 +3313,24 @@ erts_sys_main_thread(void) void* (*func)(void*); void* arg; void *resp; - read(erts_darwin_main_thread_pipe[0],&func,sizeof(void* (*)(void*))); - read(erts_darwin_main_thread_pipe[0],&arg, sizeof(void*)); + res = read(erts_darwin_main_thread_pipe[0],&func,sizeof(void* (*)(void*))); + if (res != sizeof(void* (*)(void*))) + break; + res = read(erts_darwin_main_thread_pipe[0],&arg,sizeof(void*)); + if (res != sizeof(void*)) + break; resp = (*func)(arg); write(erts_darwin_main_thread_result_pipe[1],&resp,sizeof(void *)); } -#else + + if (res == -1 && errno != EINTR) + break; + } + /* Something broke with the main thread pipe, so we ignore it for now. + Most probably erts has closed this pipe and is about to exit. */ +#endif /* #ifdef __DARWIN__ */ + + while (1) { #ifdef DEBUG int res = #else @@ -3089,7 +3339,6 @@ erts_sys_main_thread(void) select(0, NULL, NULL, NULL, NULL); ASSERT(res < 0); ASSERT(errno == EINTR); -#endif } } @@ -3181,6 +3430,7 @@ erl_sys_args(int* argc, char** argv) #ifdef ERTS_SMP init_smp_sig_notify(); + init_smp_sig_suspend(); #endif /* Handled arguments have been marked with NULL. Slide arguments diff --git a/erts/emulator/sys/unix/sys_float.c b/erts/emulator/sys/unix/sys_float.c index cafeab547e..2ffa649767 100644 --- a/erts/emulator/sys/unix/sys_float.c +++ b/erts/emulator/sys/unix/sys_float.c @@ -32,7 +32,7 @@ void erts_sys_init_float(void) { # ifdef SIGFPE - sys_sigset(SIGFPE, SIG_IGN); /* Ignore so we can test for NaN and Inf */ + sys_signal(SIGFPE, SIG_IGN); /* Ignore so we can test for NaN and Inf */ # endif } @@ -667,7 +667,7 @@ static void fpe_sig_handler(int sig) static void erts_thread_catch_fp_exceptions(void) { - sys_sigset(SIGFPE, fpe_sig_handler); + sys_signal(SIGFPE, fpe_sig_handler); unmask_fpe(); } diff --git a/erts/emulator/sys/win32/erl_win_sys.h b/erts/emulator/sys/win32/erl_win_sys.h index 838f0c61eb..fde32c8684 100644 --- a/erts/emulator/sys/win32/erl_win_sys.h +++ b/erts/emulator/sys/win32/erl_win_sys.h @@ -236,4 +236,16 @@ typedef long ssize_t; int init_async(int); int exit_async(void); #endif + +#define ERTS_HAVE_TRY_CATCH 1 + +#define ERTS_SYS_TRY_CATCH(EXPR,CATCH) \ + __try { \ + EXPR; \ + } \ + __except(GetExceptionCode() == EXCEPTION_ACCESS_VIOLATION ? EXCEPTION_EXECUTE_HANDLER : EXCEPTION_CONTINUE_SEARCH) \ + { \ + CATCH; \ + } + #endif diff --git a/erts/emulator/sys/win32/sys.c b/erts/emulator/sys/win32/sys.c index 0ded6b274e..5d51659b4e 100644 --- a/erts/emulator/sys/win32/sys.c +++ b/erts/emulator/sys/win32/sys.c @@ -247,6 +247,27 @@ void erl_sys_args(int* argc, char** argv) #endif } +/* + * Function returns 1 if we can read from all values in between + * start and stop. + */ +int +erts_sys_is_area_readable(char *start, char *stop) { + volatile char tmp; + __try + { + while(start < stop) { + tmp = *start; + start++; + } + } + __except(EXCEPTION_EXECUTE_HANDLER) + { + return 0; + } + return 1; +} + int erts_sys_prepare_crash_dump(int secs) { Port *heart_port; @@ -1392,39 +1413,46 @@ int parse_command(wchar_t* cmd){ return i; } -static BOOL need_quotes(wchar_t *str) -{ - int in_quote = 0; - int backslashed = 0; - int naked_space = 0; - while (*str != L'\0') { - switch (*str) { - case L'\\' : - backslashed = !backslashed; - break; - case L'"': - if (backslashed) { - backslashed=0; - } else { - in_quote = !in_quote; - } - break; - case L' ': - backslashed = 0; - if (!(backslashed || in_quote)) { - naked_space++; - } - break; - default: - backslashed = 0; +/* + * Translating of command line arguments to correct format. In the examples + * below the '' are not part of the actual string. + * 'io:format("hello").' -> 'io:format(\"hello\").' + * 'io:format("is anybody in there?").' -> '"io:format(\"is anybody in there?\")."' + * 'Just nod if you can hear me.' -> '"Just nod if you can hear me."' + * 'Is there ""anyone at home?' -> '"Is there \"\"anyone at home?"' + * 'Relax."' -> 'Relax.\"' + * + * If new == NULL we just calculate the length. + * + * The reason for having to quote all of the is becasue CreateProcessW removes + * one level of escaping since it takes a single long command line rather + * than the argument chunks that unix uses. + */ +static int escape_and_quote(wchar_t *str, wchar_t *new, BOOL *quoted) { + int i, j = 0; + if (new == NULL) + *quoted = FALSE; + else if (*quoted) + new[j++] = L'"'; + for ( i = 0; str[i] != L'\0'; i++,j++) { + if (str[i] == L' ' && new == NULL && *quoted == FALSE) { + *quoted = TRUE; + j++; } - ++str; + /* check if we have to escape quotes */ + if (str[i] == L'"') { + if (new) new[j] = L'\\'; + j++; + } + if (new) new[j] = str[i]; + } + if (*quoted) { + if (new) new[j] = L'"'; + j++; } - return (naked_space > 0); + return j; } - - /* *---------------------------------------------------------------------- @@ -1585,31 +1613,24 @@ create_child_process wcscpy(appname, execPath); } if (argv == NULL) { - BOOL orig_need_q = need_quotes(execPath); + BOOL orig_need_q; wchar_t *ptr; - int ocl = wcslen(execPath); + int ocl = escape_and_quote(execPath, NULL, &orig_need_q); if (run_cmd) { newcmdline = (wchar_t *) erts_alloc(ERTS_ALC_T_TMP, - (ocl + ((orig_need_q) ? 3 : 1) - + 11)*sizeof(wchar_t)); + (ocl + 1 + 11)*sizeof(wchar_t)); memcpy(newcmdline,L"cmd.exe /c ",11*sizeof(wchar_t)); ptr = newcmdline + 11; } else { newcmdline = (wchar_t *) erts_alloc(ERTS_ALC_T_TMP, - (ocl + ((orig_need_q) ? 3 : 1))*sizeof(wchar_t)); + (ocl + 1)*sizeof(wchar_t)); ptr = (wchar_t *) newcmdline; } - if (orig_need_q) { - *ptr++ = L'"'; - } - memcpy(ptr,execPath,ocl*sizeof(wchar_t)); - ptr += ocl; - if (orig_need_q) { - *ptr++ = L'"'; - } - *ptr = L'\0'; + ptr += escape_and_quote(execPath, ptr, &orig_need_q); + ptr[0] = L'\0'; } else { - int sum = 1; /* '\0' */ + int sum = 0; + BOOL *qte = NULL; wchar_t **ar = argv; wchar_t *n; wchar_t *save_arg0 = NULL; @@ -1620,11 +1641,13 @@ create_child_process if (run_cmd) { sum += 11; /* cmd.exe /c */ } + + while (*ar != NULL) ar++; + qte = erts_alloc(ERTS_ALC_T_TMP, (ar - argv)*sizeof(BOOL)); + + ar = argv; while (*ar != NULL) { - sum += wcslen(*ar); - if (need_quotes(*ar)) { - sum += 2; /* quotes */ - } + sum += escape_and_quote(*ar,NULL,qte+(ar - argv)); sum++; /* space */ ++ar; } @@ -1636,26 +1659,18 @@ create_child_process n += 11; } while (*ar != NULL) { - int q = need_quotes(*ar); - sum = wcslen(*ar); - if (q) { - *n++ = L'"'; - } - memcpy(n,*ar,sum*sizeof(wchar_t)); - n += sum; - if (q) { - *n++ = L'"'; - } + n += escape_and_quote(*ar,n,qte+(ar - argv)); *n++ = L' '; ++ar; } - *(n-1) = L'\0'; + *(n-1) = L'\0'; /* overwrite last space with '\0' */ if (save_arg0 != NULL) { argv[0] = save_arg0; } + erts_free(ERTS_ALC_T_TMP, qte); } - DEBUGF(("Creating child process: %s, createFlags = %d\n", newcmdline, createFlags)); + DEBUGF((stderr,"Creating child process: %S, createFlags = %d\n", newcmdline, createFlags)); ok = CreateProcessW((wchar_t *) appname, (wchar_t *) newcmdline, NULL, @@ -2190,7 +2205,7 @@ static void fd_stop(ErlDrvData data) ASSERT(dp->out.flushEvent); SetEvent(dp->out.flushEvent); } while (WaitForSingleObject(dp->out.flushReplyEvent, 10) == WAIT_TIMEOUT - || !(dp->out.flags & DF_THREAD_FLUSHED)); + && !(dp->out.flags & DF_THREAD_FLUSHED)); } } diff --git a/erts/emulator/test/bif_SUITE.erl b/erts/emulator/test/bif_SUITE.erl index fbc229bc53..fc9bdae0a0 100644 --- a/erts/emulator/test/bif_SUITE.erl +++ b/erts/emulator/test/bif_SUITE.erl @@ -20,6 +20,7 @@ -module(bif_SUITE). -include_lib("test_server/include/test_server.hrl"). +-include_lib("kernel/include/file.hrl"). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, @@ -681,8 +682,38 @@ erlang_halt(Config) when is_list(Config) -> {badrpc,nodedown} = rpc:call(N2, erlang, halt, [0]), {ok,N3} = slave:start(H, halt_node3), {badrpc,nodedown} = rpc:call(N3, erlang, halt, [0,[]]), - ok. + % This test triggers a segfault when dumping a crash dump + % to make sure that we can handle it properly. + {ok,N4} = slave:start(H, halt_node4), + CrashDump = filename:join(proplists:get_value(priv_dir,Config), + "segfault_erl_crash.dump"), + true = rpc:call(N4, os, putenv, ["ERL_CRASH_DUMP",CrashDump]), + false = rpc:call(N4, erts_debug, set_internal_state, + [available_internal_state, true]), + {badrpc,nodedown} = rpc:call(N4, erts_debug, set_internal_state, + [broken_halt, "Validate correct crash dump"]), + ok = wait_until_stable_size(CrashDump,-1), + {ok, Bin} = file:read_file(CrashDump), + case {string:str(binary_to_list(Bin),"\n=end\n"), + string:str(binary_to_list(Bin),"\r\n=end\r\n")} of + {0,0} -> ct:fail("Could not find end marker in crash dump"); + _ -> ok + end. + +wait_until_stable_size(_File,-10) -> + {error,enoent}; +wait_until_stable_size(File,PrevSz) -> + timer:sleep(250), + case file:read_file_info(File) of + {error,enoent} -> + wait_until_stable_size(File,PrevSz-1); + {ok,#file_info{size = PrevSz }} when PrevSz /= -1 -> + io:format("Crashdump file size was: ~p (~s)~n",[PrevSz,File]), + ok; + {ok,#file_info{size = NewSz }} -> + wait_until_stable_size(File,NewSz) + end. %% Helpers diff --git a/erts/emulator/test/match_spec_SUITE.erl b/erts/emulator/test/match_spec_SUITE.erl index fdce157abc..fc4a5028e1 100644 --- a/erts/emulator/test/match_spec_SUITE.erl +++ b/erts/emulator/test/match_spec_SUITE.erl @@ -30,6 +30,7 @@ -export([fpe/1]). -export([otp_9422/1]). -export([faulty_seq_trace/1, do_faulty_seq_trace/0]). +-export([maps/1]). -export([runner/2, loop_runner/3]). -export([f1/1, f2/2, f3/2, fn/1, fn/2, fn/3]). -export([do_boxed_and_small/0]). @@ -62,7 +63,8 @@ all() -> moving_labels, faulty_seq_trace, empty_list, - otp_9422]; + otp_9422, + maps]; true -> [not_run] end. @@ -899,6 +901,31 @@ fpe(Config) when is_list(Config) -> _ -> ok end. +maps(Config) when is_list(Config) -> + {ok,#{},[],[]} = erlang:match_spec_test(#{}, [{'_',[],['$_']}], table), + {ok,#{},[],[]} = erlang:match_spec_test(#{}, [{#{},[],['$_']}], table), + {ok,false,[],[]} = + erlang:match_spec_test(#{}, [{not_a_map,[],['$_']}], table), + {ok,bar,[],[]} = + erlang:match_spec_test(#{foo => bar}, + [{#{foo => '$1'},[],['$1']}], + table), + {ok,false,[],[]} = + erlang:match_spec_test(#{foo => bar}, + [{#{foo => qux},[],[qux]}], + table), + {ok,false,[],[]} = + erlang:match_spec_test(#{}, [{#{foo => '_'},[],[foo]}], table), + {error,_} = + erlang:match_spec_test(#{}, [{#{'$1' => '_'},[],[foo]}], table), + {ok,bar,[],[]} = + erlang:match_spec_test({#{foo => bar}}, + [{{#{foo => '$1'}},[],['$1']}], + table), + {ok,#{foo := 3},[],[]} = + erlang:match_spec_test({}, [{{},[],[#{foo => {'+',1,2}}]}], table), + ok. + empty_list(Config) when is_list(Config) -> Val=[{'$1',[], [{message,'$1'},{message,{caller}},{return_trace}]}], %% Did crash debug VM in faulty assert: diff --git a/erts/emulator/test/module_info_SUITE.erl b/erts/emulator/test/module_info_SUITE.erl index 8a63d9fe3e..f3986f0c4f 100644 --- a/erts/emulator/test/module_info_SUITE.erl +++ b/erts/emulator/test/module_info_SUITE.erl @@ -24,7 +24,7 @@ -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, init_per_testcase/2,end_per_testcase/2, - exports/1,functions/1,native/1]). + exports/1,functions/1,native/1,info/1]). %%-compile(native). @@ -52,8 +52,8 @@ end_per_group(_GroupName, Config) -> Config. -modules() -> - [exports, functions, native]. +modules() -> + [exports, functions, native, info]. init_per_testcase(Func, Config) when is_atom(Func), is_list(Config) -> Dog = ?t:timetrap(?t:minutes(3)), @@ -122,6 +122,22 @@ native_proj({Name,Arity,Addr}) -> native_filter(Set) -> sofs:no_elements(Set) =/= 1. +%% Test that the module info of this module is correct. Use +%% erlang:get_module_info(?MODULE) to avoid compiler optimization tricks. +info(Config) when is_list(Config) -> + Info = erlang:get_module_info(?MODULE), + All = all_exported(), + {ok,{?MODULE,MD5}} = beam_lib:md5(code:which(?MODULE)), + {module, ?MODULE} = lists:keyfind(module, 1, Info), + {md5, MD5} = lists:keyfind(md5, 1, Info), + {exports, Exports} = lists:keyfind(exports, 1, Info), + All = lists:sort(Exports), + {attributes, Attrs} = lists:keyfind(attributes, 1, Info), + {vsn,_} = lists:keyfind(vsn, 1, Attrs), + {compile, Compile} = lists:keyfind(compile, 1, Info), + {options,_} = lists:keyfind(options, 1, Compile), + ok. + %% Helper functions (local). add_arity(L) -> diff --git a/erts/emulator/test/port_SUITE.erl b/erts/emulator/test/port_SUITE.erl index 9083545060..6bbf93b7d7 100644 --- a/erts/emulator/test/port_SUITE.erl +++ b/erts/emulator/test/port_SUITE.erl @@ -1407,6 +1407,12 @@ spawn_executable(Config) when is_list(Config) -> run_echo_args(SpaceDir,[ExactFile2,"hello world","dlrow olleh"]), [ExactFile2,"hello world","dlrow olleh"] = run_echo_args(SpaceDir,[binary, ExactFile2,"hello world","dlrow olleh"]), + + [ExactFile2,"hello \"world\"","\"dlrow\" olleh"] = + run_echo_args(SpaceDir,[binary, ExactFile2,"hello \"world\"","\"dlrow\" olleh"]), + [ExactFile2,"hello \"world\"","\"dlrow\" olleh"] = + run_echo_args(SpaceDir,[binary, ExactFile2,"hello \"world\"","\"dlrow\" olleh"]), + [ExactFile2] = run_echo_args(SpaceDir,[default]), [ExactFile2,"hello world","dlrow olleh"] = run_echo_args(SpaceDir,[switch_order,ExactFile2,"hello world", diff --git a/erts/emulator/valgrind/suppress.patched.3.6.0 b/erts/emulator/valgrind/suppress.patched.3.6.0 index b3507bdba7..f79e3ff634 100644 --- a/erts/emulator/valgrind/suppress.patched.3.6.0 +++ b/erts/emulator/valgrind/suppress.patched.3.6.0 @@ -273,6 +273,11 @@ obj:*/ssleay.* fun:AES_cbc_encrypt ... } +{ + crypto RC4 can do harmless word aligned read past end of input + Memcheck:Addr8 + fun:RC4 +} { erts_bits_init_state; Why is this needed? diff --git a/erts/emulator/valgrind/suppress.standard b/erts/emulator/valgrind/suppress.standard index a4da31a61d..b3c77119fb 100644 --- a/erts/emulator/valgrind/suppress.standard +++ b/erts/emulator/valgrind/suppress.standard @@ -260,6 +260,11 @@ obj:*/ssleay.* fun:AES_cbc_encrypt ... } +{ + crypto RC4 can do harmless word aligned read past end of input + Memcheck:Addr8 + fun:RC4 +} { Prebuilt constant terms in os_info_init (PossiblyLost) diff --git a/erts/epmd/src/epmd.c b/erts/epmd/src/epmd.c index 9699491526..447aae47aa 100644 --- a/erts/epmd/src/epmd.c +++ b/erts/epmd/src/epmd.c @@ -345,7 +345,7 @@ static void run_daemon(EpmdVars *g) inform it of that the log is closed. */ closelog(); - /* These chouldn't be needed but for safety... */ + /* These shouldn't be needed but for safety... */ open("/dev/null", O_RDONLY); /* Order is important! */ open("/dev/null", O_WRONLY); @@ -386,7 +386,7 @@ static void run_daemon(EpmdVars *g) close(1); close(2); - /* These chouldn't be needed but for safety... */ + /* These shouldn't be needed but for safety... */ open("nul", O_RDONLY); open("nul", O_WRONLY); diff --git a/erts/etc/unix/cerl.src b/erts/etc/unix/cerl.src index 78fefbea55..aa51eabfc5 100644 --- a/erts/etc/unix/cerl.src +++ b/erts/etc/unix/cerl.src @@ -43,6 +43,7 @@ # -gcov Run emulator compiled for gcov # -valgrind Run emulator compiled for valgrind # -lcnt Run emulator compiled for lock counting +# -icount Run emulator compiled for instruction counting # -nox Unset the DISPLAY variable to disable us of X Windows # # FIXME For GDB you can also set the break point using "-break FUNCTION". @@ -180,6 +181,11 @@ while [ $# -gt 0 ]; do cargs="$cargs -frmptr" TYPE=.frmptr ;; + "-icount") + shift + cargs="$cargs -icount" + TYPE=.icount + ;; "-dump") shift GDB=dump diff --git a/erts/etc/unix/etp-commands.in b/erts/etc/unix/etp-commands.in index 0190ea613e..c117a62a21 100644 --- a/erts/etc/unix/etp-commands.in +++ b/erts/etc/unix/etp-commands.in @@ -1065,8 +1065,8 @@ define etp-cp-1 set $etp_cp_mid = $etp_cp_low + ($etp_cp_high-$etp_cp_low)/2 end if $etp_cp_p - # 12 = MI_FUNCTIONS - set $etp_cp_low = (Eterm**)($etp_cp_p->start + 12) + # 13 = MI_FUNCTIONS + set $etp_cp_low = (Eterm**)($etp_cp_p->start + 13) # 0 = MI_NUM_FUNCTIONS set $etp_cp_high = $etp_cp_low +$etp_cp_p->start[0] set $etp_cp_p = 0 @@ -2434,7 +2434,7 @@ define etp-system-info printf "ERTS version: %s\n", etp_erts_version printf "Compile date: %s\n", etp_compile_date printf "Arch: %s\n", etp_arch - printf "Endianess: " + printf "Endianness: " if (etp_big_endian) printf "Big\n" else @@ -3514,11 +3514,13 @@ end define etp-carrier-blocks set $etp_crr = (Carrier_t*) $arg0 set $etp_alc = (Allctr_t*)($etp_crr->allctr.counter & ~7) + set $etp_crr_end = ((char*)$etp_crr + ($etp_crr->chdr & ~7) - (sizeof(void*) & ~8)) set $etp_blk = (Block_t*) ((char*)$etp_crr + $etp_alc->mbc_header_size) set $etp_prev_blk = 0 set $etp_error_cnt = 0 set $etp_ablk_cnt = 0 set $etp_fblk_cnt = 0 + set $etp_aborted = 0 if $argc == 2 set $etp_be_silent = $arg1 @@ -3565,14 +3567,21 @@ define etp-carrier-blocks end set $etp_prev_blk = $etp_blk set $etp_blk = (Block_t*) ((char*)$etp_blk + $etp_blk_sz) + if $etp_blk < (Block_t*) ((char*)$etp_prev_blk + $etp_alc->min_block_size) || $etp_blk >= $etp_crr_end + printf "ERROR: Invalid size of block at %#lx. ABORTING\n", $etp_prev_blk + set $etp_aborted = 1 + loop_break + end end - if ((char*)$etp_blk + $etp_blk_sz) != ((char*)$etp_crr + ($etp_crr->chdr & ~7)) - printf "ERROR: Last block not at end of carrier\n" - set $etp_error_cnt = $etp_error_cnt + 1 + if !$etp_aborted + if ((char*)$etp_blk + $etp_blk_sz) != $etp_crr_end + printf "ERROR: Last block not at end of carrier\n" + set $etp_error_cnt = $etp_error_cnt + 1 + end + printf "Allocated blocks: %u\n", $etp_ablk_cnt + printf "Free blocks: %u\n", $etp_fblk_cnt end - printf "Allocated blocks: %u\n", $etp_ablk_cnt - printf "Free blocks: %u\n", $etp_fblk_cnt if $etp_error_cnt printf "%u ERRORs reported above\n", $etp-error-cnt end diff --git a/erts/include/internal/ethread.h b/erts/include/internal/ethread.h index ad5d05704c..0d9a4a4305 100644 --- a/erts/include/internal/ethread.h +++ b/erts/include/internal/ethread.h @@ -214,8 +214,6 @@ typedef OSPPDKEY ethr_tsd_key; /* Out own RW mutexes are probably faster, but use OSEs mutexes */ #define ETHR_USE_OWN_RWMTX_IMPL__ -#define ETHR_HAVE_THREAD_NAMES - #else /* No supported thread lib found */ #ifdef ETHR_NO_SUPP_THR_LIB_NOT_FATAL @@ -501,21 +499,18 @@ typedef struct { typedef struct { int detached; /* boolean (default false) */ int suggested_stack_size; /* kilo words (default sys dependent) */ + char *name; /* max 14 char long (default no-name) */ #ifdef ETHR_OSE_THREADS - char *name; U32 coreNo; #endif } ethr_thr_opts; #if defined(ETHR_OSE_THREADS) -/* Default ethr name is big as we want to be able to sprint stuff in there */ -#define ETHR_THR_OPTS_DEFAULT_INITER \ - {0, -1, "ethread", 0} +#define ETHR_THR_OPTS_DEFAULT_INITER {0, -1, NULL, 0} #else -#define ETHR_THR_OPTS_DEFAULT_INITER {0, -1} +#define ETHR_THR_OPTS_DEFAULT_INITER {0, -1, NULL} #endif - #if !defined(ETHR_TRY_INLINE_FUNCS) || defined(ETHR_AUX_IMPL__) # define ETHR_NEED_SPINLOCK_PROTOTYPES__ # define ETHR_NEED_RWSPINLOCK_PROTOTYPES__ @@ -529,6 +524,8 @@ int ethr_thr_join(ethr_tid, void **); int ethr_thr_detach(ethr_tid); void ethr_thr_exit(void *); ethr_tid ethr_self(void); +int ethr_getname(ethr_tid, char *, size_t); +void ethr_setname(char *); int ethr_equal_tids(ethr_tid, ethr_tid); int ethr_tsd_key_create(ethr_tsd_key *,char *); @@ -540,6 +537,7 @@ void *ethr_tsd_get(ethr_tsd_key); #include <signal.h> int ethr_sigmask(int how, const sigset_t *set, sigset_t *oset); int ethr_sigwait(const sigset_t *set, int *sig); +int ethr_kill(const ethr_tid tid, const int sig); #endif void ethr_compiler_barrier(void); diff --git a/erts/lib_src/Makefile.in b/erts/lib_src/Makefile.in index b680c03b1d..d0ebab49d8 100644 --- a/erts/lib_src/Makefile.in +++ b/erts/lib_src/Makefile.in @@ -92,6 +92,11 @@ CFLAGS += -DERTS_FRMPTR OMIT_OMIT_FP=yes PRE_LD= else +ifeq ($(TYPE),icount) +TYPE_SUFFIX = .icount +CFLAGS += -DERTS_OPCODE_COUNTER_SUPPORT +PRE_LD= +else override TYPE=opt OMIT_FP=true TYPE_SUFFIX= @@ -105,6 +110,7 @@ endif endif endif endif +endif OPSYS=@OPSYS@ sol2CFLAGS= diff --git a/erts/lib_src/common/erl_printf.c b/erts/lib_src/common/erl_printf.c index 2c177ee5ac..a38017b62f 100644 --- a/erts/lib_src/common/erl_printf.c +++ b/erts/lib_src/common/erl_printf.c @@ -87,6 +87,41 @@ void (*erts_printf_unblock_fpe)(int) = NULL; # define FWRITE fwrite #endif +/* We use write for stdout and stderr as they could be + set to non-blocking by shell drivers, and non-blocking + FILE * functions work unpredictably as best */ +static int +printf_putc(int c, FILE *stream) { + if ((FILE*)stream == stdout || (FILE*)stream == stderr) { + int fd = stream == stdout ? fileno(stdout) : fileno(stderr); + /* cast to a char here, because write expects bytes. */ + unsigned char buf[1] = { c }; + int res; + do { + res = write(fd, buf, 1); + } while (res == -1 && (errno == EAGAIN || errno == EINTR)); + if (res == -1) return EOF; + return res; + } + + return PUTC(c, stream); +} + +static size_t +printf_fwrite(const void *ptr, size_t size, size_t nitems, + FILE *stream) { + if ((FILE*)stream == stdout || (FILE*)stream == stderr) { + int fd = stream == stdout ? fileno(stdout) : fileno(stderr); + int res; + do { + res = write(fd, ptr, size*nitems); + } while (res == -1 && (errno == EAGAIN || errno == EINTR)); + if (res == -1) return 0; + return res; + } + return FWRITE(ptr, size, nitems, stream); +} + static int get_error_result(void) { @@ -103,10 +138,10 @@ write_f_add_cr(void *vfp, char* buf, size_t len) size_t i; ASSERT(vfp); for (i = 0; i < len; i++) { - if (buf[i] == '\n' && PUTC('\r', (FILE *) vfp) == EOF) - return get_error_result(); - if (PUTC(buf[i], (FILE *) vfp) == EOF) - return get_error_result(); + if (buf[i] == '\n' && printf_putc('\r', (FILE *) vfp) == EOF) + return get_error_result(); + if (printf_putc(buf[i], (FILE *) vfp) == EOF) + return get_error_result(); } return len; } @@ -119,12 +154,12 @@ write_f(void *vfp, char* buf, size_t len) if (len <= 64) { /* Try to optimize writes of small bufs. */ int i; for (i = 0; i < len; i++) - if (PUTC(buf[i], (FILE *) vfp) == EOF) + if (printf_putc(buf[i], (FILE *) vfp) == EOF) return get_error_result(); } else #endif - if (FWRITE((void *) buf, sizeof(char), len, (FILE *) vfp) != len) + if (printf_fwrite((void *) buf, sizeof(char), len, (FILE *) vfp) != len) return get_error_result(); return len; } diff --git a/erts/lib_src/pthread/ethread.c b/erts/lib_src/pthread/ethread.c index 79784c5b84..7cf38580c5 100644 --- a/erts/lib_src/pthread/ethread.c +++ b/erts/lib_src/pthread/ethread.c @@ -42,6 +42,7 @@ #include <sys/types.h> #include <unistd.h> #include <signal.h> +#include <string.h> #include <limits.h> @@ -77,6 +78,8 @@ typedef struct { void *(*thr_func)(void *); void *arg; void *prep_func_res; + char *name; + char name_buff[16]; } ethr_thr_wrap_data__; static void *thr_wrapper(void *vtwd) @@ -98,6 +101,8 @@ static void *thr_wrapper(void *vtwd) tsep = twd->tse; /* We aren't allowed to follow twd after result has been set! */ + if (twd->name) + ethr_setname(twd->name); ethr_atomic32_set(&twd->result, result); @@ -315,6 +320,12 @@ ethr_thr_create(ethr_tid *tid, void * (*func)(void *), void *arg, twd.thr_func = func; twd.arg = arg; + if (opts && opts->name) { + snprintf(twd.name_buff, 16, "%s", opts->name); + twd.name = twd.name_buff; + } else + twd.name = NULL; + res = pthread_attr_init(&attr); if (res != 0) return res; @@ -445,6 +456,30 @@ ethr_self(void) } int +ethr_getname(ethr_tid tid, char *buf, size_t len) +{ +#if defined(ETHR_HAVE_PTHREAD_GETNAME_NP_3) + return pthread_getname_np((pthread_t) tid, buf, len); +#elif defined(ETHR_HAVE_PTHREAD_GETNAME_NP_2) + return pthread_getname_np((pthread_t) tid, buf); +#else + return ENOSYS; +#endif +} + +void +ethr_setname(char *name) +{ +#if defined(ETHR_HAVE_PTHREAD_SETNAME_NP_2) + pthread_setname_np(ethr_self(), name); +#elif defined(ETHR_HAVE_PTHREAD_SET_NAME_NP_2) + pthread_set_name_np(ethr_self(), name); +#elif defined(ETHR_HAVE_PTHREAD_SETNAME_NP_1) + pthread_setname_np(name); +#endif +} + +int ethr_equal_tids(ethr_tid tid1, ethr_tid tid2) { return pthread_equal((pthread_t) tid1, (pthread_t) tid2); @@ -565,6 +600,17 @@ int ethr_sigwait(const sigset_t *set, int *sig) return 0; } +int ethr_kill(const ethr_tid tid, const int sig) +{ +#if ETHR_XCHK + if (ethr_not_inited__) { + ETHR_ASSERT(0); + return EACCES; + } +#endif + return pthread_kill((const pthread_t)tid, sig); +} + #endif /* #if ETHR_HAVE_ETHR_SIG_FUNCS */ ETHR_IMPL_NORETURN__ diff --git a/erts/lib_src/win/ethread.c b/erts/lib_src/win/ethread.c index 14d0b6deff..fe5d4a327f 100644 --- a/erts/lib_src/win/ethread.c +++ b/erts/lib_src/win/ethread.c @@ -508,6 +508,19 @@ ethr_self(void) return *tid; } +/* getname and setname are not available on windows */ +int +ethr_getname(ethr_tid tid, char *buf, size_t len) +{ + return ENOSYS; +} + +void +ethr_setname(char *name) +{ + return; +} + int ethr_equal_tids(ethr_tid tid1, ethr_tid tid2) { diff --git a/erts/preloaded/ebin/erl_prim_loader.beam b/erts/preloaded/ebin/erl_prim_loader.beam Binary files differindex 10138cab22..c8ec111e57 100644 --- a/erts/preloaded/ebin/erl_prim_loader.beam +++ b/erts/preloaded/ebin/erl_prim_loader.beam diff --git a/erts/preloaded/ebin/erlang.beam b/erts/preloaded/ebin/erlang.beam Binary files differindex 7a3d94dd16..d0f9907709 100644 --- a/erts/preloaded/ebin/erlang.beam +++ b/erts/preloaded/ebin/erlang.beam diff --git a/erts/preloaded/ebin/erts_internal.beam b/erts/preloaded/ebin/erts_internal.beam Binary files differindex 9b364d8b21..ba45e4e011 100644 --- a/erts/preloaded/ebin/erts_internal.beam +++ b/erts/preloaded/ebin/erts_internal.beam diff --git a/erts/preloaded/ebin/init.beam b/erts/preloaded/ebin/init.beam Binary files differindex a190129b2c..26f779500c 100644 --- a/erts/preloaded/ebin/init.beam +++ b/erts/preloaded/ebin/init.beam diff --git a/erts/preloaded/ebin/otp_ring0.beam b/erts/preloaded/ebin/otp_ring0.beam Binary files differindex 621f036f33..4d22d8bace 100644 --- a/erts/preloaded/ebin/otp_ring0.beam +++ b/erts/preloaded/ebin/otp_ring0.beam diff --git a/erts/preloaded/ebin/prim_eval.beam b/erts/preloaded/ebin/prim_eval.beam Binary files differindex 6695f4cd15..efc8347b6e 100644 --- a/erts/preloaded/ebin/prim_eval.beam +++ b/erts/preloaded/ebin/prim_eval.beam diff --git a/erts/preloaded/ebin/prim_file.beam b/erts/preloaded/ebin/prim_file.beam Binary files differindex 5e9230826d..6c49b5185e 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 83230d42ae..f58ee4b4d5 100644 --- a/erts/preloaded/ebin/prim_inet.beam +++ b/erts/preloaded/ebin/prim_inet.beam diff --git a/erts/preloaded/ebin/prim_zip.beam b/erts/preloaded/ebin/prim_zip.beam Binary files differindex b3abba3223..73be297bbb 100644 --- a/erts/preloaded/ebin/prim_zip.beam +++ b/erts/preloaded/ebin/prim_zip.beam diff --git a/erts/preloaded/ebin/zlib.beam b/erts/preloaded/ebin/zlib.beam Binary files differindex 7006764d96..193cebdc31 100644 --- a/erts/preloaded/ebin/zlib.beam +++ b/erts/preloaded/ebin/zlib.beam diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl index 611a568014..2e4331e15f 100644 --- a/erts/preloaded/src/erlang.erl +++ b/erts/preloaded/src/erlang.erl @@ -93,7 +93,7 @@ float_to_list/1, float_to_list/2]). -export([fun_info/2, fun_info_mfa/1, fun_to_list/1, function_exported/3]). -export([garbage_collect/0, garbage_collect/1, garbage_collect/2]). --export([garbage_collect_message_area/0, get/0, get/1, get_keys/1]). +-export([garbage_collect_message_area/0, get/0, get/1, get_keys/0, get_keys/1]). -export([get_module_info/1, get_stacktrace/0, group_leader/0]). -export([group_leader/2, halt/0, halt/1, halt/2, hash/2, hibernate/3]). -export([insert_element/3]). @@ -931,6 +931,12 @@ get() -> get(_Key) -> erlang:nif_error(undefined). +%% get_keys/0 +-spec get_keys() -> [Key] when + Key :: term(). +get_keys() -> + erlang:nif_error(undefined). + %% get_keys/1 -spec get_keys(Val) -> [Key] when Val :: term(), @@ -1651,7 +1657,7 @@ element(_N, _Tuple) -> %% Not documented -spec erlang:get_module_info(Module, Item) -> ModuleInfo when Module :: atom(), - Item :: module | imports | exports | functions | attributes | compile | native_addresses, + Item :: module | imports | exports | functions | attributes | compile | native_addresses | md5, ModuleInfo :: atom() | [] | [{atom(), arity()}] | [{atom(), term()}] | [{atom(), arity(), integer()}]. get_module_info(_Module, _Item) -> erlang:nif_error(undefined). diff --git a/erts/test/erlc_SUITE_data/src/start_ok.script b/erts/test/erlc_SUITE_data/src/start_ok.script index 4cd89f0439..7ef97dc3f3 100644 --- a/erts/test/erlc_SUITE_data/src/start_ok.script +++ b/erts/test/erlc_SUITE_data/src/start_ok.script @@ -52,7 +52,6 @@ shell_default, timer, gen_fsm, - pg, unix, dict, pool, @@ -156,7 +155,6 @@ {timer,1}, {gen_fsm,1}, {io_lib_pretty,1}, - {pg,1}, {slave,1}, {unix,1}, {dict,1}, diff --git a/erts/test/upgrade_SUITE.erl b/erts/test/upgrade_SUITE.erl index 217056971e..4858bfdfb7 100644 --- a/erts/test/upgrade_SUITE.erl +++ b/erts/test/upgrade_SUITE.erl @@ -238,7 +238,10 @@ do_upgrade(FromVsn,FromApps,ToRel,ToApps,InstallDir) -> [{"OTP upgrade test",FromVsn,_,permanent}] = rpc:call(Node,release_handler,which_releases,[]), - {ok,ToVsn} = rpc:call(Node,release_handler,unpack_release,[ToRel]), + ToRelName = filename:basename(ToRel), + copy_file(ToRel++".tar.gz", + filename:join([InstallDir,releases,ToRelName++".tar.gz"])), + {ok,ToVsn} = rpc:call(Node,release_handler,unpack_release,[ToRelName]), [{"OTP upgrade test",ToVsn,_,unpacked}, {"OTP upgrade test",FromVsn,_,permanent}] = rpc:call(Node,release_handler,which_releases,[]), diff --git a/erts/vsn.mk b/erts/vsn.mk index d0dc8f7243..ab98bd4a17 100644 --- a/erts/vsn.mk +++ b/erts/vsn.mk @@ -17,7 +17,7 @@ # %CopyrightEnd% # -VSN = 6.3 +VSN = 7.0 # Port number 4365 in 4.2 # Port number 4366 in 4.3 diff --git a/lib/common_test/doc/src/ct_master_chapter.xml b/lib/common_test/doc/src/ct_master_chapter.xml index 37a0805055..adfe79e41a 100644 --- a/lib/common_test/doc/src/ct_master_chapter.xml +++ b/lib/common_test/doc/src/ct_master_chapter.xml @@ -198,7 +198,7 @@ <section> <title>Automatic startup of test target nodes</title> <marker id="ct_slave"></marker> - <p>Is is possible to automatically start, and perform initial actions, on + <p>It is possible to automatically start, and perform initial actions, on test target nodes by using the test specification term <c>init</c>.</p> <p>Currently, two sub-terms are supported, <c>node_start</c> and <c>eval</c>.</p> <p>Example:</p> diff --git a/lib/common_test/src/Makefile b/lib/common_test/src/Makefile index 8d74546880..2723b066f0 100644 --- a/lib/common_test/src/Makefile +++ b/lib/common_test/src/Makefile @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 2003-2013. All Rights Reserved. +# Copyright Ericsson AB 2003-2014. All Rights Reserved. # # The contents of this file are subject to the Erlang Public License, # Version 1.1, (the "License"); you may not use this file except in @@ -75,7 +75,8 @@ MODULES= \ ct_conn_log_h \ cth_conn_log \ ct_groups \ - ct_property_test + ct_property_test \ + ct_release_test TARGET_MODULES= $(MODULES:%=$(EBIN)/%) BEAM_FILES= $(MODULES:%=$(EBIN)/%.$(EMULATOR)) diff --git a/lib/common_test/src/ct_netconfc.erl b/lib/common_test/src/ct_netconfc.erl index bded5a15cb..14ee55703f 100644 --- a/lib/common_test/src/ct_netconfc.erl +++ b/lib/common_test/src/ct_netconfc.erl @@ -190,6 +190,7 @@ get_config/4, edit_config/3, edit_config/4, + edit_config/5, delete_config/2, delete_config/3, copy_config/3, @@ -678,15 +679,39 @@ get_config(Client, Source, Filter, Timeout) -> %%---------------------------------------------------------------------- %% @spec edit_config(Client, Target, Config) -> Result -%% @equiv edit_config(Client, Target, Config, infinity) +%% @equiv edit_config(Client, Target, Config, [], infinity) edit_config(Client, Target, Config) -> edit_config(Client, Target, Config, ?DEFAULT_TIMEOUT). %%---------------------------------------------------------------------- --spec edit_config(Client, Target, Config, Timeout) -> Result when +-spec edit_config(Client, Target, Config, OptParamsOrTimeout) -> Result when Client :: client(), Target :: netconf_db(), Config :: simple_xml(), + OptParamsOrTimeout :: [simple_xml()] | timeout(), + Result :: ok | {error,error_reason()}. +%% @doc +%% +%% If `OptParamsOrTimeout' is a timeout value, then this is +%% equivalent to {@link edit_config/5. edit_config(Client, Target, +%% Config, [], Timeout)}. +%% +%% If `OptParamsOrTimeout' is a list of simple XML, then this is +%% equivalent to {@link edit_config/5. edit_config(Client, Target, +%% Config, OptParams, infinity)}. +%% +%% @end +edit_config(Client, Target, Config, Timeout) when ?is_timeout(Timeout) -> + edit_config(Client, Target, Config, [], Timeout); +edit_config(Client, Target, Config, OptParams) when is_list(OptParams) -> + edit_config(Client, Target, Config, OptParams, ?DEFAULT_TIMEOUT). + +%%---------------------------------------------------------------------- +-spec edit_config(Client, Target, Config, OptParams, Timeout) -> Result when + Client :: client(), + Target :: netconf_db(), + Config :: simple_xml(), + OptParams :: [simple_xml()], Timeout :: timeout(), Result :: ok | {error,error_reason()}. %% @doc Edit configuration data. @@ -695,10 +720,20 @@ edit_config(Client, Target, Config) -> %% include `:candidate' or `:startup' in its list of %% capabilities. %% +%% `OptParams' can be used for specifying optional parameters +%% (`default-operation', `test-option' or `error-option') that will be +%% added to the `edit-config' request. The value must be a list +%% containing valid simple XML, for example +%% +%% ``` +%% [{'default-operation', ["none"]}, +%% {'error-option', ["rollback-on-error"]}] +%%''' +%% %% @end %%---------------------------------------------------------------------- -edit_config(Client, Target, Config, Timeout) -> - call(Client, {send_rpc_op, edit_config, [Target,Config], Timeout}). +edit_config(Client, Target, Config, OptParams, Timeout) -> + call(Client, {send_rpc_op, edit_config, [Target,Config,OptParams], Timeout}). %%---------------------------------------------------------------------- @@ -1086,6 +1121,7 @@ handle_msg({get_event_streams=Op,Streams,Timeout}, From, State) -> SimpleXml = encode_rpc_operation(get,[Filter]), do_send_rpc(Op, SimpleXml, Timeout, From, State). +%% @private handle_msg({ssh_cm, CM, {data, Ch, _Type, Data}}, State) -> ssh_connection:adjust_window(CM,Ch,size(Data)), handle_data(Data, State); @@ -1234,8 +1270,8 @@ encode_rpc_operation(get,[Filter]) -> {get,filter(Filter)}; encode_rpc_operation(get_config,[Source,Filter]) -> {'get-config',[{source,[Source]}] ++ filter(Filter)}; -encode_rpc_operation(edit_config,[Target,Config]) -> - {'edit-config',[{target,[Target]},{config,[Config]}]}; +encode_rpc_operation(edit_config,[Target,Config,OptParams]) -> + {'edit-config',[{target,[Target]}] ++ OptParams ++ [{config,[Config]}]}; encode_rpc_operation(delete_config,[Target]) -> {'delete-config',[{target,[Target]}]}; encode_rpc_operation(copy_config,[Target,Source]) -> @@ -1707,6 +1743,7 @@ log(#connection{host=Host,port=Port,name=Name},Action,Data) -> %% Log callback - called from the error handler process +%% @private format_data(How,Data) -> %% Assuming that the data is encoded as UTF-8. If it is not, then %% the printout might be wrong, but the format function will not diff --git a/lib/common_test/src/ct_release_test.erl b/lib/common_test/src/ct_release_test.erl new file mode 100644 index 0000000000..eb9e9c832f --- /dev/null +++ b/lib/common_test/src/ct_release_test.erl @@ -0,0 +1,847 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2014. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% +%%----------------------------------------------------------------- +%% @doc EXPERIMENTAL support for testing of upgrade. +%% +%% This is a library module containing support for test of release +%% related activities in one or more applications. Currenty it +%% supports upgrade only. +%% +%% == Configuration == +%% +%% In order to find version numbers of applications to upgrade from, +%% `{@module}' needs to access and start old OTP +%% releases. A `common_test' configuration file can be used for +%% specifying the location of such releases, for example: +%% +%% ``` +%% %% old-rels.cfg +%% {otp_releases,[{r16b,"/path/to/R16B03-1/bin/erl"}, +%% {'17',"/path/to/17.3/bin/erl"}]}.''' +%% +%% The configuration file should preferably point out the latest patch +%% level on each major release. +%% +%% If no such configuration file is given, {@link init/1} will return +%% `{skip,Reason}' and any attempt at running {@link upgrade/4} +%% will fail. +%% +%% == Callback functions == +%% +%% The following functions should be exported from a {@module} +%% callback module. +%% +%% All callback functions are called on the node where the upgrade is +%% executed. +%% +%% <dl> +%% <dt>Module:upgrade_init(State) -> NewState</dt> +%% <dd>Types: +%% +%% <b><c>State = NewState = cb_state()</c></b> +%% +%% Initialyze system before upgrade test starts. +%% +%% This function is called before the upgrade is started. All +%% applications given in {@link upgrade/4} are already started by +%% the boot script, so this callback is intended for additional +%% initialization, if necessary. +%% +%% Example: +%% +%% ``` +%% upgrade_init(State) -> +%% open_connection(State).''' +%% </dd> +%% +%% <dt>Module:upgrade_upgraded(State) -> NewState</dt> +%% <dd>Types: +%% +%% <b><c>State = NewState = cb_state()</c></b> +%% +%% Check that upgrade was successful. +%% +%% This function is called after the release_handler has +%% successfully unpacked and installed the new release, and it has +%% been made permanent. It allows application specific checks to +%% ensure that the upgrade was successful. +%% +%% Example: +%% +%% ``` +%% upgrade_upgraded(State) -> +%% check_connection_still_open(State).''' +%% </dd> +%% +%% <dt>Module:upgrade_downgraded(State) -> NewState</dt> +%% <dd>Types: +%% +%% <b><c>State = NewState = cb_state()</c></b> +%% +%% Check that downgrade was successful. +%% +%% This function is called after the release_handler has +%% successfully re-installed the original release, and it has been +%% made permanent. It allows application specific checks to ensure +%% that the downgrade was successful. +%% +%% Example: +%% +%% ``` +%% upgrade_init(State) -> +%% check_connection_closed(State).''' +%% </dd> +%% </dl> +%% @end +%%----------------------------------------------------------------- +-module(ct_release_test). + +-export([init/1, upgrade/4, cleanup/1]). + +-include_lib("kernel/include/file.hrl"). + +%%----------------------------------------------------------------- +-define(testnode, otp_upgrade). +-define(exclude_apps, [hipe, typer, dialyzer]). % never include these apps + +%%----------------------------------------------------------------- +-type config() :: [{atom(),term()}]. +-type cb_state() :: term(). + +-callback upgrade_init(cb_state()) -> cb_state(). +-callback upgrade_upgraded(cb_state()) -> cb_state(). +-callback upgrade_downgraded(cb_state()) -> cb_state(). + +%%----------------------------------------------------------------- +-spec init(Config) -> Result when + Config :: config(), + Result :: config() | SkipOrFail, + SkipOrFail :: {skip,Reason} | {fail,Reason}. +%% @doc Initialize `{@module}'. +%% +%% This function can be called from any of the +%% `init_per_*' functions in the test suite. It updates +%% the given `Config' with data that will be +%% used by future calls to other functions in this module. The +%% returned configuration must therefore also be returned from +%% the calling `init_per_*'. +%% +%% If the initialization fails, e.g. if a required release can +%% not be found, the function returns `{skip,Reason}'. In +%% this case the other test support functions in this mudule +%% can not be used. +%% +%% Example: +%% +%% ``` +%% init_per_suite(Config) -> +%% ct_release_test:init(Config).''' +%% +init(Config) -> + try init_upgrade_test() of + {Major,Minor} -> + [{release_test,[{major,Major},{minor,Minor}]} | Config] + catch throw:Thrown -> + Thrown + end. + +%%----------------------------------------------------------------- +-spec upgrade(App,Level,Callback,Config) -> any() when + App :: atom(), + Level :: minor | major, + Callback :: {module(),InitState}, + InitState :: cb_state(), + Config :: config(); + (Apps,Level,Callback,Config) -> any() when + Apps :: [App], + App :: atom(), + Level :: minor | major, + Callback :: {module(),InitState}, + InitState :: cb_state(), + Config :: config(). +%% @doc Test upgrade of the given application(s). +%% +%% This function can be called from a test case. It requires that +%% `Config' has been initialized by calling {@link +%% init/1} prior to this, for example from `init_per_suite/1'. +%% +%% Upgrade tests are performed as follows: +%% +%% <ol> +%% <li>Figure out which OTP release to test upgrade +%% from. Start a node running that release and find the +%% application versions on that node. Terminate the +%% node.</li> +%% <li>Figure out all dependencies for the applications under +%% test.</li> +%% <li>Create a release containing the core +%% applications `kernel', `stdlib' and `sasl' +%% in addition to the application(s) under test and all +%% dependencies of these. The versions of the applications +%% under test will be the ones found on the OTP release to +%% upgrade from. The versions of all other applications will +%% be those found on the current node, i.e. the common_test +%% node. This is the "From"-release.</li> +%% <li>Create another release containing the same +%% applications as in the previous step, but with all +%% application versions taken from the current node. This is +%% the "To"-release.</li> +%% <li>Install the "From"-release and start a new node +%% running this release.</li> +%% <li>Perform the upgrade test and allow customized +%% control by using callbacks: +%% <ol> +%% <li>Callback: `upgrade_init/1'</li> +%% <li>Unpack the new release</li> +%% <li>Install the new release</li> +%% <li>Callback: `upgrade_upgraded/1'</li> +%% <li>Install the original release</li> +%% <li>Callback: `upgrade_downgraded/1'</li> +%% </ol> +%% </li> +%% </ol> +%% +%% `App' or `Apps' +%% specifies the applications under test, i.e. the applications +%% which shall be upgraded. All other applications that are +%% included have the same releases in the "From"- and +%% "To"-releases and will therefore not be upgraded. +%% +%% `Level' specifies which OTP release to +%% pick the "From" versions from. +%% <dl> +%% <dt>major</dt> +%% <dd>From verions are picked from the previous major +%% release. For example, if the test is run on an OTP-17 +%% node, `{@module}' will pick the application +%% "From" versions from an OTP installation running OTP +%% R16B.</dd> +%% +%% <dt>minor</dt> +%% <dd>From verions are picked from the current major +%% release. For example, if the test is run on an OTP-17 +%% node, `{@module}' will pick the application +%% "From" versions from an OTP installation running an +%% earlier patch level of OTP-17.</dd> +%% </dl> +%% +%% The application "To" versions are allways picked from the +%% current node, i.e. the common_test node. +%% +%% `Callback' specifies the module (normally the +%% test suite) which implements the {@section Callback functions}, and +%% the initial value of the `State' variable used in these +%% functions. +%% +%% `Config' is the input argument received +%% in the test case function. +%% +%% Example: +%% +%% ``` +%% minor_upgrade(Config) -> +%% ct_release_test:upgrade(ssl,minor,{?MODULE,[]},Config). +%% ''' +%% +upgrade(App,Level,Callback,Config) when is_atom(App) -> + upgrade([App],Level,Callback,Config); +upgrade(Apps,Level,Callback,Config) -> + Dir = proplists:get_value(priv_dir,Config), + CreateDir = filename:join([Dir,Level,create]), + InstallDir = filename:join([Dir,Level,install]), + ok = filelib:ensure_dir(filename:join(CreateDir,"*")), + ok = filelib:ensure_dir(filename:join(InstallDir,"*")), + try upgrade(Apps,Level,Callback,CreateDir,InstallDir,Config) of + ok -> + %%rm_rf(CreateDir), + Tars = filelib:wildcard(filename:join(CreateDir,"*.tar.gz")), + _ = [file:delete(Tar) || Tar <- Tars], + rm_rf(InstallDir), + ok + catch throw:{fail,Reason} -> + ct:fail(Reason); + throw:{skip,Reason} -> + rm_rf(CreateDir), + rm_rf(InstallDir), + {skip,Reason} + after + %% Brutally kill all nodes that erroneously survived the test. + %% Note, we will not reach this if the test fails with a + %% timetrap timeout in the test suite! Thus we can have + %% hanging nodes... + Nodes = nodes(), + [rpc:call(Node,erlang,halt,[]) || Node <- Nodes] + end. + +%%----------------------------------------------------------------- +-spec cleanup(Config) -> Result when + Config :: config(), + Result :: config(). +%% @doc Clean up after tests. +%% +%% This function shall be called from the `end_per_*' function +%% complementing the `init_per_*' function where {@link init/1} +%% is called. +%% +%% It cleans up after the test, for example kills hanging +%% nodes. +%% +%% Example: +%% +%% ``` +%% end_per_suite(Config) -> +%% ct_release_test:cleanup(Config).''' +%% +cleanup(Config) -> + Nodes = [node_name(?testnode)|nodes()], + [rpc:call(Node,erlang,halt,[]) || Node <- Nodes], + Config. + +%%----------------------------------------------------------------- +init_upgrade_test() -> + %% Check that a real release is running, not e.g. cerl + ok = application:ensure_started(sasl), + case release_handler:which_releases() of + [{_,_,[],_}] -> + %% Fake release, no applications + throw({skip, "Need a real release running to create other releases"}); + _ -> + Major = init_upgrade_test(major), + Minor = init_upgrade_test(minor), + {Major,Minor} + end. + +init_upgrade_test(Level) -> + {FromVsn,ToVsn} = get_rels(Level), + OldRel = + case test_server:is_release_available(FromVsn) of + true -> + {release,FromVsn}; + false -> + case ct:get_config({otp_releases,list_to_atom(FromVsn)}) of + undefined -> + false; + Prog0 -> + case os:find_executable(Prog0) of + false -> + false; + Prog -> + {prog,Prog} + end + end + end, + case OldRel of + false -> + ct:log("Release ~p is not available." + " Upgrade on '~p' level can not be tested.", + [FromVsn,Level]), + undefined; + _ -> + init_upgrade_test(FromVsn,ToVsn,OldRel) + end. + +get_rels(major) -> + %% Given that the current major release is X, then this is an + %% upgrade from major release X-1 to the current release. + Current = erlang:system_info(otp_release), + PreviousMajor = previous_major(Current), + {PreviousMajor,Current}; +get_rels(minor) -> + %% Given that this is a (possibly) patched version of major + %% release X, then this is an upgrade from major release X to the + %% current release. + CurrentMajor = erlang:system_info(otp_release), + Current = CurrentMajor++"_patched", + {CurrentMajor,Current}. + +init_upgrade_test(FromVsn,ToVsn,OldRel) -> + OtpRel = list_to_atom("otp-"++FromVsn), + ct:log("Starting node to fetch application versions to upgrade from"), + {ok,Node} = test_server:start_node(OtpRel,peer,[{erl,[OldRel]}]), + {Apps,Path} = fetch_all_apps(Node), + test_server:stop_node(Node), + {FromVsn,ToVsn,Apps,Path}. + +fetch_all_apps(Node) -> + Paths = rpc:call(Node,code,get_path,[]), + %% Find all possible applications in the path + AppFiles = + lists:flatmap( + fun(P) -> + filelib:wildcard(filename:join(P,"*.app")) + end, + Paths), + %% Figure out which version of each application is running on this + %% node. Using application:load and application:get_key instead of + %% reading the .app files since there might be multiple versions + %% of a .app file and we only want the one that is actually + %% running. + AppVsns = + lists:flatmap( + fun(F) -> + A = list_to_atom(filename:basename(filename:rootname(F))), + _ = rpc:call(Node,application,load,[A]), + case rpc:call(Node,application,get_key,[A,vsn]) of + {ok,V} -> [{A,V}]; + _ -> [] + end + end, + AppFiles), + ErtsVsn = rpc:call(Node, erlang, system_info, [version]), + {[{erts,ErtsVsn}|AppVsns], Paths}. + + +%%----------------------------------------------------------------- +upgrade(Apps,Level,Callback,CreateDir,InstallDir,Config) -> + ct:log("Test upgrade of the following applications: ~p",[Apps]), + ct:log(".rel files and start scripts are created in:~n~ts",[CreateDir]), + ct:log("The release is installed in:~n~ts",[InstallDir]), + case proplists:get_value(release_test,Config) of + undefined -> + throw({fail,"ct_release_test:init/1 not run"}); + RTConfig -> + case proplists:get_value(Level,RTConfig) of + undefined -> + throw({skip,"Old release not available"}); + Data -> + {FromVsn,FromRel,FromAppsVsns} = + target_system(Apps, CreateDir, InstallDir, Data), + {ToVsn,ToRel,ToAppsVsns} = + upgrade_system(Apps, FromRel, CreateDir, + InstallDir, Data), + ct:log("Upgrade from: OTP-~ts, ~p",[FromVsn, FromAppsVsns]), + ct:log("Upgrade to: OTP-~ts, ~p",[ToVsn, ToAppsVsns]), + do_upgrade(Callback, FromVsn, FromAppsVsns, ToRel, + ToAppsVsns, InstallDir) + end + end. + +%%% This is similar to sasl/examples/src/target_system.erl, but with +%%% the following adjustments: +%%% - add a log directory +%%% - use an own 'start' script +%%% - chmod 'start' and 'start_erl' +target_system(Apps,CreateDir,InstallDir,{FromVsn,_,AllAppsVsns,Path}) -> + RelName0 = "otp-"++FromVsn, + + AppsVsns = [{A,V} || {A,V} <- AllAppsVsns, lists:member(A,Apps)], + {RelName,ErtsVsn} = create_relfile(AppsVsns,CreateDir,RelName0,FromVsn), + + %% Create .script and .boot + ok = systools(make_script,[RelName,[{path,Path}]]), + + %% Create base tar file - i.e. erts and all apps + ok = systools(make_tar,[RelName,[{erts,code:root_dir()}, + {path,Path}]]), + + %% Unpack the tar to complete the installation + erl_tar:extract(RelName ++ ".tar.gz", [{cwd, InstallDir}, compressed]), + + %% Add bin and log dirs + BinDir = filename:join([InstallDir, "bin"]), + file:make_dir(BinDir), + file:make_dir(filename:join(InstallDir,"log")), + + %% Delete start scripts - they will be added later + ErtsBinDir = filename:join([InstallDir, "erts-" ++ ErtsVsn, "bin"]), + file:delete(filename:join([ErtsBinDir, "erl"])), + file:delete(filename:join([ErtsBinDir, "start"])), + file:delete(filename:join([ErtsBinDir, "start_erl"])), + + %% Copy .boot to bin/start.boot + copy_file(RelName++".boot",filename:join([BinDir, "start.boot"])), + + %% Copy scripts from erts-xxx/bin to bin + copy_file(filename:join([ErtsBinDir, "epmd"]), + filename:join([BinDir, "epmd"]), [preserve]), + copy_file(filename:join([ErtsBinDir, "run_erl"]), + filename:join([BinDir, "run_erl"]), [preserve]), + copy_file(filename:join([ErtsBinDir, "to_erl"]), + filename:join([BinDir, "to_erl"]), [preserve]), + + %% create start_erl.data, sys.config and start.src + StartErlData = filename:join([InstallDir, "releases", "start_erl.data"]), + write_file(StartErlData, io_lib:fwrite("~s ~s~n", [ErtsVsn, FromVsn])), + SysConfig = filename:join([InstallDir, "releases", FromVsn, "sys.config"]), + write_file(SysConfig, "[]."), + StartSrc = filename:join(ErtsBinDir,"start.src"), + write_file(StartSrc,start_script()), + ok = file:change_mode(StartSrc,8#0755), + + %% Make start_erl executable + %% (this has been fixed in OTP 17 - it is now installed with + %% $INSTALL_SCRIPT instead of $INSTALL_DATA and should therefore + %% be executable from the start) + ok = file:change_mode(filename:join(ErtsBinDir,"start_erl.src"),8#0755), + + %% Substitute variables in erl.src, start.src and start_erl.src + %% (.src found in erts-xxx/bin - result stored in bin) + subst_src_scripts(["erl", "start", "start_erl"], ErtsBinDir, BinDir, + [{"FINAL_ROOTDIR", InstallDir}, {"EMU", "beam"}], + [preserve]), + + %% Create RELEASES + RelFile = filename:join([InstallDir, "releases", + filename:basename(RelName) ++ ".rel"]), + release_handler:create_RELEASES(InstallDir, RelFile), + + {FromVsn, RelName,AppsVsns}. + +systools(Func,Args) -> + case apply(systools,Func,Args) of + ok -> + ok; + error -> + throw({fail,{systools,Func,Args}}) + end. + +%%% This is a copy of $ROOT/erts-xxx/bin/start.src, modified to add +%%% sname and heart +start_script() -> + ["#!/bin/sh\n" + "ROOTDIR=%FINAL_ROOTDIR%\n" + "\n" + "if [ -z \"$RELDIR\" ]\n" + "then\n" + " RELDIR=$ROOTDIR/releases\n" + "fi\n" + "\n" + "START_ERL_DATA=${1:-$RELDIR/start_erl.data}\n" + "\n" + "$ROOTDIR/bin/run_erl -daemon /tmp/ $ROOTDIR/log \"exec $ROOTDIR/bin/start_erl $ROOTDIR $RELDIR $START_ERL_DATA -sname ",atom_to_list(?testnode)," -heart\"\n"]. + +%%% Create a release containing the current (the test node) OTP +%%% release, including relup to allow upgrade from an earlier OTP +%%% release. +upgrade_system(Apps, FromRel, CreateDir, InstallDir, {_,ToVsn,_,_}) -> + ct:log("Generating release to upgrade to."), + + RelName0 = "otp-"++ToVsn, + + AppsVsns = get_vsns(Apps), + {RelName,_} = create_relfile(AppsVsns,CreateDir,RelName0,ToVsn), + FromPath = filename:join([InstallDir,lib,"*",ebin]), + + ok = systools(make_script,[RelName]), + ok = systools(make_relup,[RelName,[FromRel],[FromRel], + [{path,[FromPath]}, + {outdir,CreateDir}]]), + SysConfig = filename:join([CreateDir, "sys.config"]), + write_file(SysConfig, "[]."), + + ok = systools(make_tar,[RelName,[{erts,code:root_dir()}]]), + + {ToVsn, RelName,AppsVsns}. + +%%% Start a new node running the release from target_system/6 +%%% above. Then upgrade to the system from upgrade_system/6. +do_upgrade({Cb,InitState},FromVsn,FromAppsVsns,ToRel,ToAppsVsns,InstallDir) -> + ct:log("Upgrade test attempting to start node.~n" + "If test fails, logs can be found in:~n~ts", + [filename:join(InstallDir,log)]), + Start = filename:join([InstallDir,bin,start]), + {ok,Node} = start_node(Start,FromVsn,FromAppsVsns), + + ct:log("Node started: ~p",[Node]), + State1 = do_callback(Node,Cb,upgrade_init,InitState), + + [{"OTP upgrade test",FromVsn,_,permanent}] = + rpc:call(Node,release_handler,which_releases,[]), + ToRelName = filename:basename(ToRel), + copy_file(ToRel++".tar.gz", + filename:join([InstallDir,releases,ToRelName++".tar.gz"])), + ct:log("Unpacking new release"), + {ok,ToVsn} = rpc:call(Node,release_handler,unpack_release,[ToRelName]), + [{"OTP upgrade test",ToVsn,_,unpacked}, + {"OTP upgrade test",FromVsn,_,permanent}] = + rpc:call(Node,release_handler,which_releases,[]), + ct:log("Installing new release"), + case rpc:call(Node,release_handler,install_release,[ToVsn]) of + {ok,FromVsn,_} -> + ok; + {continue_after_restart,FromVsn,_} -> + ct:log("Waiting for node restart") + end, + %% even if install_release returned {ok,...} there might be an + %% emulator restart (instruction restart_emulator), so we must + %% always make sure the node is running. + wait_node_up(current,ToVsn,ToAppsVsns), + + [{"OTP upgrade test",ToVsn,_,current}, + {"OTP upgrade test",FromVsn,_,permanent}] = + rpc:call(Node,release_handler,which_releases,[]), + ct:log("Permanenting new release"), + ok = rpc:call(Node,release_handler,make_permanent,[ToVsn]), + [{"OTP upgrade test",ToVsn,_,permanent}, + {"OTP upgrade test",FromVsn,_,old}] = + rpc:call(Node,release_handler,which_releases,[]), + + State2 = do_callback(Node,Cb,upgrade_upgraded,State1), + + ct:log("Re-installing old release"), + case rpc:call(Node,release_handler,install_release,[FromVsn]) of + {ok,FromVsn,_} -> + ok; + {continue_after_restart,FromVsn,_} -> + ct:log("Waiting for node restart") + end, + %% even if install_release returned {ok,...} there might be an + %% emulator restart (instruction restart_emulator), so we must + %% always make sure the node is running. + wait_node_up(current,FromVsn,FromAppsVsns), + + [{"OTP upgrade test",ToVsn,_,permanent}, + {"OTP upgrade test",FromVsn,_,current}] = + rpc:call(Node,release_handler,which_releases,[]), + ct:log("Permanenting old release"), + ok = rpc:call(Node,release_handler,make_permanent,[FromVsn]), + [{"OTP upgrade test",ToVsn,_,old}, + {"OTP upgrade test",FromVsn,_,permanent}] = + rpc:call(Node,release_handler,which_releases,[]), + + _State3 = do_callback(Node,Cb,upgrade_downgraded,State2), + + ct:log("Terminating node ~p",[Node]), + erlang:monitor_node(Node,true), + _ = rpc:call(Node,init,stop,[]), + receive {nodedown,Node} -> ok end, + ct:log("Node terminated"), + + ok. + +do_callback(Node,Mod,Func,State) -> + Dir = filename:dirname(code:which(Mod)), + _ = rpc:call(Node,code,add_path,[Dir]), + ct:log("Calling ~p:~p/1",[Mod,Func]), + R = rpc:call(Node,Mod,Func,[State]), + ct:log("~p:~p/1 returned: ~p",[Mod,Func,R]), + case R of + {badrpc,Error} -> + test_server:fail({test_upgrade_callback,Mod,Func,State,Error}); + NewState -> + NewState + end. + +%%% Library functions +previous_major("17") -> + "r16b"; +previous_major(Rel) -> + integer_to_list(list_to_integer(Rel)-1). + +create_relfile(AppsVsns,CreateDir,RelName0,RelVsn) -> + UpgradeAppsVsns = [{A,V,restart_type(A)} || {A,V} <- AppsVsns], + + CoreAppVsns0 = get_vsns([kernel,stdlib,sasl]), + CoreAppVsns = + [{A,V,restart_type(A)} || {A,V} <- CoreAppVsns0, + false == lists:keymember(A,1,AppsVsns)], + + Apps = [App || {App,_} <- AppsVsns], + StartDepsVsns = get_start_deps(Apps,CoreAppVsns), + StartApps = [StartApp || {StartApp,_,_} <- StartDepsVsns] ++ Apps, + + {RuntimeDepsVsns,_} = get_runtime_deps(StartApps,StartApps,[],[]), + + AllAppsVsns0 = StartDepsVsns ++ UpgradeAppsVsns ++ RuntimeDepsVsns, + + %% Should test tools really be included? Some library functions + %% here could be used by callback, but not everything since + %% processes of these applications will not be running. + TestToolAppsVsns0 = get_vsns([test_server,common_test]), + TestToolAppsVsns = + [{A,V,none} || {A,V} <- TestToolAppsVsns0, + false == lists:keymember(A,1,AllAppsVsns0)], + + AllAppsVsns1 = AllAppsVsns0 ++ TestToolAppsVsns, + AllAppsVsns = [AV || AV={A,_,_} <- AllAppsVsns1, + false == lists:member(A,?exclude_apps)], + + ErtsVsn = erlang:system_info(version), + + %% Create the .rel file + RelContent = {release,{"OTP upgrade test",RelVsn},{erts,ErtsVsn},AllAppsVsns}, + RelName = filename:join(CreateDir,RelName0), + RelFile = RelName++".rel", + {ok,Fd} = file:open(RelFile,[write,{encoding,utf8}]), + io:format(Fd,"~tp.~n",[RelContent]), + ok = file:close(Fd), + {RelName,ErtsVsn}. + +get_vsns(Apps) -> + [begin + _ = application:load(A), + {ok,V} = application:get_key(A,vsn), + {A,V} + end || A <- Apps]. + +get_start_deps([App|Apps],Acc) -> + _ = application:load(App), + {ok,StartDeps} = application:get_key(App,applications), + StartDepsVsns = + [begin + _ = application:load(StartApp), + {ok,StartVsn} = application:get_key(StartApp,vsn), + {StartApp,StartVsn,restart_type(StartApp)} + end || StartApp <- StartDeps, + false == lists:keymember(StartApp,1,Acc)], + DepsStartDeps = get_start_deps(StartDeps,Acc ++ StartDepsVsns), + get_start_deps(Apps,DepsStartDeps); +get_start_deps([],Acc) -> + Acc. + +get_runtime_deps([App|Apps],StartApps,Acc,Visited) -> + case lists:member(App,Visited) of + true -> + get_runtime_deps(Apps,StartApps,Acc,Visited); + false -> + %% runtime_dependencies should be possible to read with + %% application:get_key/2, but still isn't so we need to + %% read the .app file... + AppFile = code:where_is_file(atom_to_list(App) ++ ".app"), + {ok,[{application,App,Attrs}]} = file:consult(AppFile), + RuntimeDeps = + lists:flatmap( + fun(Str) -> + [RuntimeAppStr,_] = string:tokens(Str,"-"), + RuntimeApp = list_to_atom(RuntimeAppStr), + case {lists:keymember(RuntimeApp,1,Acc), + lists:member(RuntimeApp,StartApps)} of + {false,false} when RuntimeApp=/=erts -> + [RuntimeApp]; + _ -> + [] + end + end, + proplists:get_value(runtime_dependencies,Attrs,[])), + RuntimeDepsVsns = + [begin + _ = application:load(RuntimeApp), + {ok,RuntimeVsn} = application:get_key(RuntimeApp,vsn), + {RuntimeApp,RuntimeVsn,none} + end || RuntimeApp <- RuntimeDeps], + {DepsRuntimeDeps,NewVisited} = + get_runtime_deps(RuntimeDeps,StartApps,Acc++RuntimeDepsVsns,[App|Visited]), + get_runtime_deps(Apps,StartApps,DepsRuntimeDeps,NewVisited) + end; +get_runtime_deps([],_,Acc,Visited) -> + {Acc,Visited}. + +restart_type(App) when App==kernel; App==stdlib; App==sasl -> + permanent; +restart_type(_) -> + temporary. + +copy_file(Src, Dest) -> + copy_file(Src, Dest, []). + +copy_file(Src, Dest, Opts) -> + {ok,_} = file:copy(Src, Dest), + case lists:member(preserve, Opts) of + true -> + {ok, FileInfo} = file:read_file_info(Src), + file:write_file_info(Dest, FileInfo); + false -> + ok + end. + +write_file(FName, Conts) -> + Enc = file:native_name_encoding(), + {ok, Fd} = file:open(FName, [write]), + file:write(Fd, unicode:characters_to_binary(Conts,Enc,Enc)), + file:close(Fd). + +%% Substitute all occurrences of %Var% for Val in the given scripts +subst_src_scripts(Scripts, SrcDir, DestDir, Vars, Opts) -> + lists:foreach(fun(Script) -> + subst_src_script(Script, SrcDir, DestDir, + Vars, Opts) + end, Scripts). + +subst_src_script(Script, SrcDir, DestDir, Vars, Opts) -> + subst_file(filename:join([SrcDir, Script ++ ".src"]), + filename:join([DestDir, Script]), + Vars, Opts). + +subst_file(Src, Dest, Vars, Opts) -> + {ok, Bin} = file:read_file(Src), + Conts = binary_to_list(Bin), + NConts = subst(Conts, Vars), + write_file(Dest, NConts), + case lists:member(preserve, Opts) of + true -> + {ok, FileInfo} = file:read_file_info(Src), + file:write_file_info(Dest, FileInfo); + false -> + ok + end. + +subst(Str, [{Var,Val}|Vars]) -> + subst(re:replace(Str,"%"++Var++"%",Val,[{return,list}]),Vars); +subst(Str, []) -> + Str. + +%%% Start a node by executing the given start command. This node will +%%% be used for upgrade. +start_node(Start,ExpVsn,ExpAppsVsns) -> + Port = open_port({spawn_executable, Start}, []), + unlink(Port), + erlang:port_close(Port), + wait_node_up(permanent,ExpVsn,ExpAppsVsns). + +wait_node_up(ExpStatus,ExpVsn,ExpAppsVsns) -> + Node = node_name(?testnode), + wait_node_up(Node,ExpStatus,ExpVsn,lists:keysort(1,ExpAppsVsns),60). + +wait_node_up(Node,ExpStatus,ExpVsn,ExpAppsVsns,0) -> + test_server:fail({node_not_started,app_check_failed,ExpVsn,ExpAppsVsns, + rpc:call(Node,release_handler,which_releases,[ExpStatus]), + rpc:call(Node,application,which_applications,[])}); +wait_node_up(Node,ExpStatus,ExpVsn,ExpAppsVsns,N) -> + case {rpc:call(Node,release_handler,which_releases,[ExpStatus]), + rpc:call(Node, application, which_applications, [])} of + {[{_,ExpVsn,_,_}],Apps} when is_list(Apps) -> + case [{A,V} || {A,_,V} <- lists:keysort(1,Apps), + lists:keymember(A,1,ExpAppsVsns)] of + ExpAppsVsns -> + {ok,Node}; + _ -> + timer:sleep(2000), + wait_node_up(Node,ExpStatus,ExpVsn,ExpAppsVsns,N-1) + end; + _ -> + timer:sleep(2000), + wait_node_up(Node,ExpStatus,ExpVsn,ExpAppsVsns,N-1) + end. + +node_name(Sname) -> + {ok,Host} = inet:gethostname(), + list_to_atom(atom_to_list(Sname) ++ "@" ++ Host). + +rm_rf(Dir) -> + case file:read_file_info(Dir) of + {ok, #file_info{type = directory}} -> + {ok, Content} = file:list_dir_all(Dir), + [rm_rf(filename:join(Dir,C)) || C <- Content], + ok=file:del_dir(Dir), + ok; + {ok, #file_info{}} -> + ok=file:delete(Dir); + _ -> + ok + end. diff --git a/lib/common_test/test/ct_netconfc_SUITE.erl b/lib/common_test/test/ct_netconfc_SUITE.erl index c89a4cdabe..2959f77087 100644 --- a/lib/common_test/test/ct_netconfc_SUITE.erl +++ b/lib/common_test/test/ct_netconfc_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2009-2012. All Rights Reserved. +%% Copyright Ericsson AB 2009-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -63,7 +63,8 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [ - default + netconfc1_SUITE, + netconfc_remote_SUITE ]. %%-------------------------------------------------------------------- @@ -72,14 +73,21 @@ all() -> %%%----------------------------------------------------------------- %%% -default(Config) when is_list(Config) -> +netconfc1_SUITE(Config) when is_list(Config) -> DataDir = ?config(data_dir, Config), Suite = filename:join(DataDir, "netconfc1_SUITE"), CfgFile = filename:join(DataDir, "netconfc1.cfg"), {Opts,ERPid} = setup([{suite,Suite},{config,CfgFile}, - {label,default}], Config), + {label,netconfc1_SUITE}], Config), - ok = execute(default, Opts, ERPid, Config). + ok = execute(netconfc1_SUITE, Opts, ERPid, Config). + +netconfc_remote_SUITE(Config) when is_list(Config) -> + DataDir = ?config(data_dir, Config), + Suite = filename:join(DataDir, "netconfc_remote_SUITE"), + {Opts,ERPid} = setup([{suite,Suite},{label,netconfc_remote_SUITE}], Config), + + ok = execute(netconfc_remote_SUITE, Opts, ERPid, Config). %%%----------------------------------------------------------------- @@ -112,16 +120,15 @@ reformat(Events, EH) -> %%%----------------------------------------------------------------- %%% TEST EVENTS %%%----------------------------------------------------------------- -events_to_check(default,Config) -> - {module,_} = code:load_abs(filename:join(?config(data_dir,Config), - netconfc1_SUITE)), - TCs = netconfc1_SUITE:all(), - code:purge(netconfc1_SUITE), - code:delete(netconfc1_SUITE), +events_to_check(Suite,Config) -> + {module,_} = code:load_abs(filename:join(?config(data_dir,Config),Suite)), + TCs = Suite:all(), + code:purge(Suite), + code:delete(Suite), OneTest = [{?eh,start_logging,{'DEF','RUNDIR'}}] ++ - [{?eh,tc_done,{netconfc1_SUITE,TC,ok}} || TC <- TCs] ++ + [{?eh,tc_done,{Suite,TC,ok}} || TC <- TCs] ++ [{?eh,stop_logging,[]}], %% 2 tests (ct:run_test + script_start) is default diff --git a/lib/common_test/test/ct_netconfc_SUITE_data/netconfc1_SUITE.erl b/lib/common_test/test/ct_netconfc_SUITE_data/netconfc1_SUITE.erl index 2bcfeeec0c..332e54d1a7 100644 --- a/lib/common_test/test/ct_netconfc_SUITE_data/netconfc1_SUITE.erl +++ b/lib/common_test/test/ct_netconfc_SUITE_data/netconfc1_SUITE.erl @@ -1,7 +1,7 @@ %%-------------------------------------------------------------------- %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2013. All Rights Reserved. +%% Copyright Ericsson AB 2013-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -30,25 +30,10 @@ -module(netconfc1_SUITE). -include_lib("common_test/include/ct.hrl"). -include_lib("common_test/src/ct_netconfc.hrl"). --include_lib("public_key/include/public_key.hrl"). +-include("netconfc_test_lib.hrl"). -compile(export_all). -%% Default timetrap timeout (set in init_per_testcase). --define(default_timeout, ?t:minutes(1)). - --define(NS,ns). --define(LOCALHOST, "127.0.0.1"). --define(SSH_PORT, 2060). - --define(DEFAULT_SSH_OPTS,[{ssh,?LOCALHOST}, - {port,?SSH_PORT}, - {user,"xxx"}, - {password,"xxx"}]). --define(DEFAULT_SSH_OPTS(Dir), ?DEFAULT_SSH_OPTS++[{user_dir,Dir}]). - --define(ok,ok). - suite() -> [{ct_hooks, [{cth_conn_log, [{ct_netconfc,[{log_type,html}, %will be overwritten by config @@ -91,6 +76,7 @@ all() -> get_config, get_config_xpath, edit_config, + edit_config_opt_params, copy_config, delete_config, lock, @@ -136,8 +122,8 @@ end_per_testcase(_Case, Config) -> init_per_suite(Config) -> case catch {crypto:start(), ssh:start()} of {ok, ok} -> - {ok, _} = get_id_keys(Config), - make_dsa_files(Config), + {ok, _} = netconfc_test_lib:get_id_keys(Config), + netconfc_test_lib:make_dsa_files(Config), Server = ?NS:start(?config(data_dir,Config)), [{server,Server}|Config]; _ -> @@ -148,7 +134,7 @@ end_per_suite(Config) -> ?NS:stop(?config(server,Config)), ssh:stop(), crypto:stop(), - remove_id_keys(Config), + netconfc_test_lib:remove_id_keys(Config), Config. hello(Config) -> @@ -415,6 +401,18 @@ edit_config(Config) -> ?ok = ct_netconfc:close_session(Client), ok. +edit_config_opt_params(Config) -> + DataDir = ?config(data_dir,Config), + {ok,Client} = open_success(DataDir), + ?NS:expect_reply({'edit-config',{'default-operation',"none"}},ok), + ?ok = ct_netconfc:edit_config(Client,running, + {server,[{xmlns,"myns"}], + [{name,["myserver"]}]}, + [{'default-operation',["none"]}]), + ?NS:expect_do_reply('close-session',close,ok), + ?ok = ct_netconfc:close_session(Client), + ok. + copy_config(Config) -> DataDir = ?config(data_dir,Config), {ok,Client} = open_success(DataDir), @@ -1001,165 +999,3 @@ pad(I) when I<10 -> "0"++integer_to_list(I); pad(I) -> integer_to_list(I). - - -%%%----------------------------------------------------------------- -%%% BEGIN SSH key management -%% copy private keys to given dir from ~/.ssh -get_id_keys(Config) -> - DstDir = ?config(priv_dir, Config), - SrcDir = filename:join(os:getenv("HOME"), ".ssh"), - RsaOk = copyfile(SrcDir, DstDir, "id_rsa"), - DsaOk = copyfile(SrcDir, DstDir, "id_dsa"), - case {RsaOk, DsaOk} of - {{ok, _}, {ok, _}} -> {ok, both}; - {{ok, _}, _} -> {ok, rsa}; - {_, {ok, _}} -> {ok, dsa}; - {Error, _} -> Error - end. - -%% Remove later on. Use make_dsa_files instead. -remove_id_keys(Config) -> - Dir = ?config(priv_dir, Config), - file:delete(filename:join(Dir, "id_rsa")), - file:delete(filename:join(Dir, "id_dsa")). - - -make_dsa_files(Config) -> - make_dsa_files(Config, rfc4716_public_key). -make_dsa_files(Config, Type) -> - {DSA, EncodedKey} = gen_dsa(128, 20), - PKey = DSA#'DSAPrivateKey'.y, - P = DSA#'DSAPrivateKey'.p, - Q = DSA#'DSAPrivateKey'.q, - G = DSA#'DSAPrivateKey'.g, - Dss = #'Dss-Parms'{p=P, q=Q, g=G}, - {ok, Hostname} = inet:gethostname(), - {ok, {A, B, C, D}} = inet:getaddr(Hostname, inet), - IP = lists:concat([A, ".", B, ".", C, ".", D]), - Attributes = [], % Could be [{comment,"user@" ++ Hostname}], - HostNames = [{hostnames,[IP, IP]}], - PublicKey = [{{PKey, Dss}, Attributes}], - KnownHosts = [{{PKey, Dss}, HostNames}], - - KnownHostsEnc = public_key:ssh_encode(KnownHosts, known_hosts), - KnownHosts = public_key:ssh_decode(KnownHostsEnc, known_hosts), - - PublicKeyEnc = public_key:ssh_encode(PublicKey, Type), - - SystemTmpDir = ?config(data_dir, Config), - filelib:ensure_dir(SystemTmpDir), - file:make_dir(SystemTmpDir), - - DSAFile = filename:join(SystemTmpDir, "ssh_host_dsa_key.pub"), - file:delete(DSAFile), - - DSAPrivateFile = filename:join(SystemTmpDir, "ssh_host_dsa_key"), - file:delete(DSAPrivateFile), - - KHFile = filename:join(SystemTmpDir, "known_hosts"), - file:delete(KHFile), - - PemBin = public_key:pem_encode([EncodedKey]), - - file:write_file(DSAFile, PublicKeyEnc), - file:write_file(KHFile, KnownHostsEnc), - file:write_file(DSAPrivateFile, PemBin), - ok. - - -%%-------------------------------------------------------------------- -%% @doc Creates a dsa key (OBS: for testing only) -%% the sizes are in bytes -%% @spec (::integer()) -> {::atom(), ::binary(), ::opaque()} -%% @end -%%-------------------------------------------------------------------- -gen_dsa(LSize,NSize) when is_integer(LSize), is_integer(NSize) -> - Key = gen_dsa2(LSize, NSize), - {Key, encode_key(Key)}. - -encode_key(Key = #'DSAPrivateKey'{}) -> - Der = public_key:der_encode('DSAPrivateKey', Key), - {'DSAPrivateKey', Der, not_encrypted}. - -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% DSA key generation (OBS: for testing only) -%% See http://en.wikipedia.org/wiki/Digital_Signature_Algorithm -%% and the fips_186-3.pdf -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -gen_dsa2(LSize, NSize) -> - Q = prime(NSize), %% Choose N-bit prime Q - X0 = prime(LSize), - P0 = prime((LSize div 2) +1), - - %% Choose L-bit prime modulus P such that p-1 is a multiple of q. - case dsa_search(X0 div (2*Q*P0), P0, Q, 1000) of - error -> - gen_dsa2(LSize, NSize); - P -> - G = crypto:mod_pow(2, (P-1) div Q, P), % Choose G a number whose multiplicative order modulo p is q. - %% such that This may be done by setting g = h^(p-1)/q mod p, commonly h=2 is used. - - X = prime(20), %% Choose x by some random method, where 0 < x < q. - Y = crypto:mod_pow(G, X, P), %% Calculate y = g^x mod p. - - #'DSAPrivateKey'{version=0, p = P, q = Q, - g = crypto:bytes_to_integer(G), y = crypto:bytes_to_integer(Y), x = X} - end. - -%% See fips_186-3.pdf -dsa_search(T, P0, Q, Iter) when Iter > 0 -> - P = 2*T*Q*P0 + 1, - case is_prime(P, 50) of - true -> P; - false -> dsa_search(T+1, P0, Q, Iter-1) - end; -dsa_search(_,_,_,_) -> - error. - - -%%%%%%% Crypto Math %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -prime(ByteSize) -> - Rand = odd_rand(ByteSize), - prime_odd(Rand, 0). - -prime_odd(Rand, N) -> - case is_prime(Rand, 50) of - true -> - Rand; - false -> - prime_odd(Rand+2, N+1) - end. - -%% see http://en.wikipedia.org/wiki/Fermat_primality_test -is_prime(_, 0) -> true; -is_prime(Candidate, Test) -> - CoPrime = odd_rand(10000, Candidate), - Result = crypto:mod_pow(CoPrime, Candidate, Candidate) , - is_prime(CoPrime, crypto:bytes_to_integer(Result), Candidate, Test). - -is_prime(CoPrime, CoPrime, Candidate, Test) -> - is_prime(Candidate, Test-1); -is_prime(_,_,_,_) -> - false. - -odd_rand(Size) -> - Min = 1 bsl (Size*8-1), - Max = (1 bsl (Size*8))-1, - odd_rand(Min, Max). - -odd_rand(Min,Max) -> - Rand = crypto:rand_uniform(Min,Max), - case Rand rem 2 of - 0 -> - Rand + 1; - _ -> - Rand - end. - -copyfile(SrcDir, DstDir, Fn) -> - file:copy(filename:join(SrcDir, Fn), - filename:join(DstDir, Fn)). - -%%% END SSH key management -%%%----------------------------------------------------------------- diff --git a/lib/common_test/test/ct_netconfc_SUITE_data/netconfc_remote_SUITE.erl b/lib/common_test/test/ct_netconfc_SUITE_data/netconfc_remote_SUITE.erl new file mode 100644 index 0000000000..7a44d148dd --- /dev/null +++ b/lib/common_test/test/ct_netconfc_SUITE_data/netconfc_remote_SUITE.erl @@ -0,0 +1,147 @@ +%%-------------------------------------------------------------------- +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2014. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% +%%---------------------------------------------------------------------- +-module(netconfc_remote_SUITE). +-include_lib("common_test/include/ct.hrl"). +-include_lib("common_test/src/ct_netconfc.hrl"). +-include("netconfc_test_lib.hrl"). + +-compile(export_all). + +suite() -> + [{ct_hooks, [{cth_conn_log,[{ct_netconfc,[{log_type,html}]}]}]}]. + +all() -> + case os:find_executable("ssh") of + false -> + {skip, "SSH not installed on host"}; + _ -> + [remote_crash + ] + end. + +groups() -> + []. + +init_per_group(_GroupName, Config) -> + Config. + +end_per_group(_GroupName, Config) -> + Config. + +init_per_testcase(Case, Config) -> + stop_node(Case), + Dog = test_server:timetrap(?default_timeout), + [{watchdog, Dog}|Config]. + +end_per_testcase(Case, Config) -> + stop_node(Case), + Dog=?config(watchdog, Config), + test_server:timetrap_cancel(Dog), + ok. + +stop_node(Case) -> + {ok,Host} = inet:gethostname(), + Node = list_to_atom("nc_" ++ atom_to_list(Case)++ "@" ++ Host), + rpc:call(Node,erlang,halt,[]). + + +init_per_suite(Config) -> + case {crypto:start(),ssh:start()} of + {ok,ok} -> + {ok, _} = netconfc_test_lib:get_id_keys(Config), + netconfc_test_lib:make_dsa_files(Config), + Config; + _ -> + {skip, "Crypto and/or SSH could not be started locally!"} + end. + +end_per_suite(Config) -> + ssh:stop(), + crypto:stop(), + netconfc_test_lib:remove_id_keys(Config), + Config. + +%% This test case is related to seq12645 +%% Running the netconf server in a remote node, test that the client +%% process terminates if the remote node goes down. +remote_crash(Config) -> + {ok,Node} = ct_slave:start(nc_remote_crash), + Pa = filename:dirname(code:which(?NS)), + true = rpc:call(Node,code,add_patha,[Pa]), + + case {rpc:call(Node,crypto,start,[]),rpc:call(Node,ssh,start,[])} of + {ok,ok} -> + Server = rpc:call(Node,?NS,start,[?config(data_dir,Config)]), + remote_crash(Node,Config); + _ -> + {skip, "Crypto and/or SSH could not be started remote!"} + end. + +remote_crash(Node,Config) -> + DataDir = ?config(data_dir,Config), + {ok,Client} = open_success(Node,DataDir), + + ns(Node,expect_reply,[{'create-subscription',[stream]},ok]), + ?ok = ct_netconfc:create_subscription(Client), + + true = erlang:is_process_alive(Client), + Ref = erlang:monitor(process,Client), + rpc:call(Node,erlang,halt,[]), % take the node down as brutally as possible + receive {'DOWN',Ref,process,Client,_} -> + ok + after 10000 -> + ct:fail(client_still_alive) + end. + +%%%----------------------------------------------------------------- + +break(_Config) -> + test_server:break("break test case"). + +%%%----------------------------------------------------------------- +%% Open a netconf session which is not specified in a config file +open_success(Node,Dir) -> + open_success(Node,Dir,[]). + +%% Open a netconf session which is not specified in a config file, and +%% give som extra options in addition to the test defaults. +open_success(Node,Dir,ExtraOpts) when is_list(Dir), is_list(ExtraOpts) -> + ns(Node,hello,[1]), % tell server to send hello with session id 1 + ns(Node,expect,[hello]), % tell server to expect a hello message from client + open(Dir,ExtraOpts); + +%% Open a named netconf session which is not specified in a config file +open_success(Node,KeyOrName,Dir) when is_atom(KeyOrName), is_list(Dir) -> + ns(Node,hello,[1]), + ns(Node,expect,[hello]), + ct_netconfc:open(KeyOrName,?DEFAULT_SSH_OPTS(Dir)). + +open(Dir) -> + open(Dir,[]). +open(Dir,ExtraOpts) -> + Opts = lists:ukeymerge(1,lists:keysort(1,ExtraOpts), + lists:keysort(1,?DEFAULT_SSH_OPTS(Dir))), + ct_netconfc:open(Opts). + +%%%----------------------------------------------------------------- +%%% Call server on remote node +ns(Node,Func,Args) -> + rpc:call(Node,?NS,Func,Args). + diff --git a/lib/common_test/test/ct_netconfc_SUITE_data/netconfc_test_lib.erl b/lib/common_test/test/ct_netconfc_SUITE_data/netconfc_test_lib.erl new file mode 100644 index 0000000000..e058bc7600 --- /dev/null +++ b/lib/common_test/test/ct_netconfc_SUITE_data/netconfc_test_lib.erl @@ -0,0 +1,166 @@ +-module(netconfc_test_lib). + +-export([get_id_keys/1, remove_id_keys/1, make_dsa_files/1]). +-include_lib("common_test/include/ct.hrl"). +-include_lib("public_key/include/public_key.hrl"). + +%%%----------------------------------------------------------------- +%%% BEGIN SSH key management +%% copy private keys to given dir from ~/.ssh +get_id_keys(Config) -> + DstDir = ?config(priv_dir, Config), + SrcDir = filename:join(os:getenv("HOME"), ".ssh"), + RsaOk = copyfile(SrcDir, DstDir, "id_rsa"), + DsaOk = copyfile(SrcDir, DstDir, "id_dsa"), + case {RsaOk, DsaOk} of + {{ok, _}, {ok, _}} -> {ok, both}; + {{ok, _}, _} -> {ok, rsa}; + {_, {ok, _}} -> {ok, dsa}; + {Error, _} -> Error + end. + +%% Remove later on. Use make_dsa_files instead. +remove_id_keys(Config) -> + Dir = ?config(priv_dir, Config), + file:delete(filename:join(Dir, "id_rsa")), + file:delete(filename:join(Dir, "id_dsa")). + + +make_dsa_files(Config) -> + make_dsa_files(Config, rfc4716_public_key). +make_dsa_files(Config, Type) -> + {DSA, EncodedKey} = gen_dsa(128, 20), + PKey = DSA#'DSAPrivateKey'.y, + P = DSA#'DSAPrivateKey'.p, + Q = DSA#'DSAPrivateKey'.q, + G = DSA#'DSAPrivateKey'.g, + Dss = #'Dss-Parms'{p=P, q=Q, g=G}, + {ok, Hostname} = inet:gethostname(), + {ok, {A, B, C, D}} = inet:getaddr(Hostname, inet), + IP = lists:concat([A, ".", B, ".", C, ".", D]), + Attributes = [], % Could be [{comment,"user@" ++ Hostname}], + HostNames = [{hostnames,[IP, IP]}], + PublicKey = [{{PKey, Dss}, Attributes}], + KnownHosts = [{{PKey, Dss}, HostNames}], + + KnownHostsEnc = public_key:ssh_encode(KnownHosts, known_hosts), + KnownHosts = public_key:ssh_decode(KnownHostsEnc, known_hosts), + + PublicKeyEnc = public_key:ssh_encode(PublicKey, Type), + + SystemTmpDir = ?config(data_dir, Config), + filelib:ensure_dir(SystemTmpDir), + file:make_dir(SystemTmpDir), + + DSAFile = filename:join(SystemTmpDir, "ssh_host_dsa_key.pub"), + file:delete(DSAFile), + + DSAPrivateFile = filename:join(SystemTmpDir, "ssh_host_dsa_key"), + file:delete(DSAPrivateFile), + + KHFile = filename:join(SystemTmpDir, "known_hosts"), + file:delete(KHFile), + + PemBin = public_key:pem_encode([EncodedKey]), + + file:write_file(DSAFile, PublicKeyEnc), + file:write_file(KHFile, KnownHostsEnc), + file:write_file(DSAPrivateFile, PemBin), + ok. + + +%%-------------------------------------------------------------------- +%% @doc Creates a dsa key (OBS: for testing only) +%% the sizes are in bytes +%% @spec (::integer()) -> {::atom(), ::binary(), ::opaque()} +%% @end +%%-------------------------------------------------------------------- +gen_dsa(LSize,NSize) when is_integer(LSize), is_integer(NSize) -> + Key = gen_dsa2(LSize, NSize), + {Key, encode_key(Key)}. + +encode_key(Key = #'DSAPrivateKey'{}) -> + Der = public_key:der_encode('DSAPrivateKey', Key), + {'DSAPrivateKey', Der, not_encrypted}. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%% DSA key generation (OBS: for testing only) +%% See http://en.wikipedia.org/wiki/Digital_Signature_Algorithm +%% and the fips_186-3.pdf +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +gen_dsa2(LSize, NSize) -> + Q = prime(NSize), %% Choose N-bit prime Q + X0 = prime(LSize), + P0 = prime((LSize div 2) +1), + + %% Choose L-bit prime modulus P such that p-1 is a multiple of q. + case dsa_search(X0 div (2*Q*P0), P0, Q, 1000) of + error -> + gen_dsa2(LSize, NSize); + P -> + G = crypto:mod_pow(2, (P-1) div Q, P), % Choose G a number whose multiplicative order modulo p is q. + %% such that This may be done by setting g = h^(p-1)/q mod p, commonly h=2 is used. + + X = prime(20), %% Choose x by some random method, where 0 < x < q. + Y = crypto:mod_pow(G, X, P), %% Calculate y = g^x mod p. + + #'DSAPrivateKey'{version=0, p = P, q = Q, + g = crypto:bytes_to_integer(G), y = crypto:bytes_to_integer(Y), x = X} + end. + +%% See fips_186-3.pdf +dsa_search(T, P0, Q, Iter) when Iter > 0 -> + P = 2*T*Q*P0 + 1, + case is_prime(P, 50) of + true -> P; + false -> dsa_search(T+1, P0, Q, Iter-1) + end; +dsa_search(_,_,_,_) -> + error. + + +%%%%%%% Crypto Math %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +prime(ByteSize) -> + Rand = odd_rand(ByteSize), + prime_odd(Rand, 0). + +prime_odd(Rand, N) -> + case is_prime(Rand, 50) of + true -> + Rand; + false -> + prime_odd(Rand+2, N+1) + end. + +%% see http://en.wikipedia.org/wiki/Fermat_primality_test +is_prime(_, 0) -> true; +is_prime(Candidate, Test) -> + CoPrime = odd_rand(10000, Candidate), + Result = crypto:mod_pow(CoPrime, Candidate, Candidate) , + is_prime(CoPrime, crypto:bytes_to_integer(Result), Candidate, Test). + +is_prime(CoPrime, CoPrime, Candidate, Test) -> + is_prime(Candidate, Test-1); +is_prime(_,_,_,_) -> + false. + +odd_rand(Size) -> + Min = 1 bsl (Size*8-1), + Max = (1 bsl (Size*8))-1, + odd_rand(Min, Max). + +odd_rand(Min,Max) -> + Rand = crypto:rand_uniform(Min,Max), + case Rand rem 2 of + 0 -> + Rand + 1; + _ -> + Rand + end. + +copyfile(SrcDir, DstDir, Fn) -> + file:copy(filename:join(SrcDir, Fn), + filename:join(DstDir, Fn)). + +%%% END SSH key management +%%%----------------------------------------------------------------- diff --git a/lib/common_test/test/ct_netconfc_SUITE_data/netconfc_test_lib.hrl b/lib/common_test/test/ct_netconfc_SUITE_data/netconfc_test_lib.hrl new file mode 100644 index 0000000000..dcaad5ba93 --- /dev/null +++ b/lib/common_test/test/ct_netconfc_SUITE_data/netconfc_test_lib.hrl @@ -0,0 +1,14 @@ +%% Default timetrap timeout (set in init_per_testcase). +-define(default_timeout, ?t:minutes(1)). + +-define(NS,ns). % netconf server module +-define(LOCALHOST, "127.0.0.1"). +-define(SSH_PORT, 2060). + +-define(DEFAULT_SSH_OPTS,[{ssh,?LOCALHOST}, + {port,?SSH_PORT}, + {user,"xxx"}, + {password,"xxx"}]). +-define(DEFAULT_SSH_OPTS(Dir), ?DEFAULT_SSH_OPTS++[{user_dir,Dir}]). + +-define(ok,ok). diff --git a/lib/common_test/test/ct_netconfc_SUITE_data/ns.erl b/lib/common_test/test/ct_netconfc_SUITE_data/ns.erl index fb0734d48e..f7c7b891bb 100644 --- a/lib/common_test/test/ct_netconfc_SUITE_data/ns.erl +++ b/lib/common_test/test/ct_netconfc_SUITE_data/ns.erl @@ -1,7 +1,7 @@ %%-------------------------------------------------------------------- %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2012-2013. All Rights Reserved. +%% Copyright Ericsson AB 2012-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -382,6 +382,7 @@ event({startElement,_,Name,_,Attrs},[ignore,{se,Name,As}|Match]) -> event({startPrefixMapping,_,Ns},[{ns,Ns}|Match]) -> Match; event({startPrefixMapping,_,Ns},[ignore,{ns,Ns}|Match]) -> Match; event({endPrefixMapping,_},Match) -> Match; +event({characters,Chs},[{characters,Chs}|Match]) -> Match; event({endElement,_,Name,_},[{ee,Name}|Match]) -> Match; event({endElement,_,Name,_},[ignore,{ee,Name}|Match]) -> Match; event(endDocument,Match) when Match==[]; Match==[ignore] -> ok; @@ -471,14 +472,17 @@ capabilities(no_caps) -> %%% expect_do_reply/3. %%% %%% match(term()) -> [Match]. -%%% Match = ignore | {se,Name} | {se,Name,Attrs} | {ee,Name} | {ns,Namespace} +%%% Match = ignore | {se,Name} | {se,Name,Attrs} | {ee,Name} | +%%% {ns,Namespace} | {characters,Chs} %%% Name = string() +%%% Chs = string() %%% Attrs = [{atom(),string()}] %%% Namespace = string() %%% %%% 'se' means start element, 'ee' means end element - i.e. to match %%% an XML element you need one 'se' entry and one 'ee' entry with the -%%% same name in the match list. +%%% same name in the match list. 'characters' can be used for matching +%%% character data (cdata) inside an element. match(hello) -> [ignore,{se,"hello"},ignore,{ee,"hello"},ignore]; match('close-session') -> @@ -487,6 +491,10 @@ match('close-session') -> match('edit-config') -> [ignore,{se,"rpc"},{se,"edit-config"},{se,"target"},ignore,{ee,"target"}, {se,"config"},ignore,{ee,"config"},{ee,"edit-config"},{ee,"rpc"},ignore]; +match({'edit-config',{'default-operation',DO}}) -> + [ignore,{se,"rpc"},{se,"edit-config"},{se,"target"},ignore,{ee,"target"}, + {se,"default-operation"},{characters,DO},{ee,"default-operation"}, + {se,"config"},ignore,{ee,"config"},{ee,"edit-config"},{ee,"rpc"},ignore]; match('get') -> match({get,subtree}); match({'get',FilterType}) -> diff --git a/lib/compiler/src/beam_block.erl b/lib/compiler/src/beam_block.erl index 7a30c68593..5626aa34ab 100644 --- a/lib/compiler/src/beam_block.erl +++ b/lib/compiler/src/beam_block.erl @@ -155,7 +155,8 @@ collect(remove_message) -> {set,[],[],remove_message}; collect({put_map,F,Op,S,D,R,{list,Puts}}) -> {set,[D],[S|Puts],{alloc,R,{put_map,Op,F}}}; collect({get_map_elements,F,S,{list,Gets}}) -> - {set,Gets,[S],{get_map_elements,F}}; + {Ss,Ds} = beam_utils:spliteven(Gets), + {set,Ds,[S|Ss],{get_map_elements,F}}; collect({'catch',R,L}) -> {set,[R],[],{'catch',L}}; collect(fclearerror) -> {set,[],[],fclearerror}; collect({fcheckerror,{f,0}}) -> {set,[],[],fcheckerror}; diff --git a/lib/compiler/src/beam_flatten.erl b/lib/compiler/src/beam_flatten.erl index 46835bece1..05d067dc48 100644 --- a/lib/compiler/src/beam_flatten.erl +++ b/lib/compiler/src/beam_flatten.erl @@ -63,7 +63,8 @@ norm({set,[],[S,D],{set_tuple_element,I}}) -> {set_tuple_element,S,D,I}; norm({set,[D1,D2],[S],get_list}) -> {get_list,S,D1,D2}; norm({set,[D],[S|Puts],{alloc,R,{put_map,Op,F}}}) -> {put_map,F,Op,S,D,R,{list,Puts}}; -norm({set,Gets,[S],{get_map_elements,F}}) -> +norm({set,Ds,[S|Ss],{get_map_elements,F}}) -> + Gets = beam_utils:joineven(Ss,Ds), {get_map_elements,F,S,{list,Gets}}; norm({set,[],[],remove_message}) -> remove_message; norm({set,[],[],fclearerror}) -> fclearerror; diff --git a/lib/compiler/src/beam_split.erl b/lib/compiler/src/beam_split.erl index 688bba9a94..f5dba314ae 100644 --- a/lib/compiler/src/beam_split.erl +++ b/lib/compiler/src/beam_split.erl @@ -53,8 +53,9 @@ split_block([{set,[D],[S|Puts],{alloc,R,{put_map,Op,{f,Lbl}=Fail}}}|Is], Bl, Acc) when Lbl =/= 0 -> split_block(Is, [], [{put_map,Fail,Op,S,D,R,{list,Puts}}| make_block(Bl, Acc)]); -split_block([{set,Gets,[S],{get_map_elements,{f,Lbl}=Fail}}|Is], Bl, Acc) +split_block([{set,Ds,[S|Ss],{get_map_elements,{f,Lbl}=Fail}}|Is], Bl, Acc) when Lbl =/= 0 -> + Gets = beam_utils:joineven(Ss,Ds), split_block(Is, [], [{get_map_elements,Fail,S,{list,Gets}}|make_block(Bl, Acc)]); split_block([{set,[R],[],{'catch',L}}|Is], Bl, Acc) -> split_block(Is, [], [{'catch',R,L}|make_block(Bl, Acc)]); diff --git a/lib/compiler/src/beam_type.erl b/lib/compiler/src/beam_type.erl index 58c0f765ae..cdddad4153 100644 --- a/lib/compiler/src/beam_type.erl +++ b/lib/compiler/src/beam_type.erl @@ -106,6 +106,20 @@ simplify_basic_1([{test,test_arity,_,[R,Arity]}=I|Is], Ts0, Acc) -> Ts = update(I, Ts0), simplify_basic_1(Is, Ts, [I|Acc]) end; +simplify_basic_1([{test,is_map,_,[R]}=I|Is], Ts0, Acc) -> + case tdb_find(R, Ts0) of + map -> simplify_basic_1(Is, Ts0, Acc); + _Other -> + Ts = update(I, Ts0), + simplify_basic_1(Is, Ts, [I|Acc]) + end; +simplify_basic_1([{test,is_nonempty_list,_,[R]}=I|Is], Ts0, Acc) -> + case tdb_find(R, Ts0) of + nonempty_list -> simplify_basic_1(Is, Ts0, Acc); + _Other -> + Ts = update(I, Ts0), + simplify_basic_1(Is, Ts, [I|Acc]) + end; simplify_basic_1([{test,is_eq_exact,Fail,[R,{atom,_}=Atom]}=I|Is0], Ts0, Acc0) -> Acc = case tdb_find(R, Ts0) of {atom,_}=Atom -> Acc0; @@ -402,6 +416,10 @@ update({test,is_float,_Fail,[Src]}, Ts0) -> tdb_update([{Src,float}], Ts0); update({test,test_arity,_Fail,[Src,Arity]}, Ts0) -> tdb_update([{Src,{tuple,Arity,[]}}], Ts0); +update({test,is_map,_Fail,[Src]}, Ts0) -> + tdb_update([{Src,map}], Ts0); +update({test,is_nonempty_list,_Fail,[Src]}, Ts0) -> + tdb_update([{Src,nonempty_list}], Ts0); update({test,is_eq_exact,_,[Reg,{atom,_}=Atom]}, Ts) -> case tdb_find(Reg, Ts) of error -> @@ -710,6 +728,8 @@ merge_type_info(NewType, _) -> verify_type(NewType), NewType. +verify_type(map) -> ok; +verify_type(nonempty_list) -> ok; verify_type({tuple,Sz,[]}) when is_integer(Sz) -> ok; verify_type({tuple,Sz,[_]}) when is_integer(Sz) -> ok; verify_type({tuple_element,_,_}) -> ok; diff --git a/lib/compiler/src/beam_utils.erl b/lib/compiler/src/beam_utils.erl index 8ca368c167..e82ba82d38 100644 --- a/lib/compiler/src/beam_utils.erl +++ b/lib/compiler/src/beam_utils.erl @@ -26,6 +26,8 @@ code_at/2,bif_to_test/3,is_pure_test/1, live_opt/1,delete_live_annos/1,combine_heap_needs/2]). +-export([joineven/2,spliteven/1]). + -import(lists, [member/2,sort/1,reverse/1,splitwith/2]). -record(live, @@ -832,3 +834,15 @@ x_live([_|Rs], Regs) -> x_live(Rs, Regs); x_live([], Regs) -> Regs. is_live(X, Regs) -> ((Regs bsr X) band 1) =:= 1. + +%% spliteven/1 +%% [1,2,3,4,5,6] -> {[1,3,5],[2,4,6]} +spliteven(Rs) -> spliteven(Rs,[],[]). +spliteven([],Ss,Ds) -> {reverse(Ss),reverse(Ds)}; +spliteven([S,D|Rs],Ss,Ds) -> + spliteven(Rs,[S|Ss],[D|Ds]). + +%% joineven/1 +%% {[1,3,5],[2,4,6]} -> [1,2,3,4,5,6] +joineven([],[]) -> []; +joineven([S|Ss],[D|Ds]) -> [S,D|joineven(Ss,Ds)]. diff --git a/lib/compiler/src/beam_validator.erl b/lib/compiler/src/beam_validator.erl index 9d5563d13b..0acc7a227f 100644 --- a/lib/compiler/src/beam_validator.erl +++ b/lib/compiler/src/beam_validator.erl @@ -1123,7 +1123,9 @@ assert_freg_set(Fr, _) -> error({bad_source,Fr}). %%% Maps %% ensure that a list of literals has a strict -%% ascending term order (also meaning unique literals) +%% ascending term order (also meaning unique literals). +%% Single item lists may have registers. +assert_strict_literal_termorder([_]) -> ok; assert_strict_literal_termorder(Ls) -> Vs = lists:map(fun (L) -> get_literal(L) end, Ls), case check_strict_value_termorder(Vs) of diff --git a/lib/compiler/src/cerl.erl b/lib/compiler/src/cerl.erl index 9d6768b157..7a2c3d70de 100644 --- a/lib/compiler/src/cerl.erl +++ b/lib/compiler/src/cerl.erl @@ -3063,10 +3063,12 @@ pat_vars(Node, Vs) -> map -> pat_list_vars(map_es(Node), Vs); map_pair -> - pat_list_vars([map_pair_op(Node),map_pair_key(Node),map_pair_val(Node)],Vs); + %% map_pair_key is not a pattern var, excluded + pat_list_vars([map_pair_op(Node),map_pair_val(Node)],Vs); binary -> pat_list_vars(binary_segments(Node), Vs); bitstr -> + %% bitstr_size is not a pattern var, excluded pat_vars(bitstr_val(Node), Vs); alias -> pat_vars(alias_pat(Node), [alias_var(Node) | Vs]) diff --git a/lib/compiler/src/cerl_inline.erl b/lib/compiler/src/cerl_inline.erl index 75740e8b9d..f8489a800b 100644 --- a/lib/compiler/src/cerl_inline.erl +++ b/lib/compiler/src/cerl_inline.erl @@ -1341,23 +1341,23 @@ i_bitstr(E, Ren, Env, S) -> S3 = count_size(weight(bitstr), S2), {update_c_bitstr(E, Val, Size, Unit, Type, Flags), S3}. -i_map(E, Ctx, Ren, Env, S) -> +i_map(E, Ctx, Ren, Env, S0) -> %% Visit the segments for value. - {M1, S1} = i(map_arg(E), value, Ren, Env, S), + {M1, S1} = i(map_arg(E), value, Ren, Env, S0), {Es, S2} = mapfoldl(fun (E, S) -> i_map_pair(E, Ctx, Ren, Env, S) end, S1, map_es(E)), S3 = count_size(weight(map), S2), {update_c_map(E, M1,Es), S3}. -i_map_pair(E, Ctx, Ren, Env, S) -> - %% It is not necessary to visit the Op and Key fields, - %% since these are always literals. - {Val, S1} = i(map_pair_val(E), Ctx, Ren, Env, S), +i_map_pair(E, Ctx, Ren, Env, S0) -> + %% It is not necessary to visit the Op field + %% since it is always a literal. + {Key, S1} = i(map_pair_key(E), value, Ren, Env, S0), + {Val, S2} = i(map_pair_val(E), Ctx, Ren, Env, S1), Op = map_pair_op(E), - Key = map_pair_key(E), - S2 = count_size(weight(map_pair), S1), - {update_c_map_pair(E, Op, Key, Val), S2}. + S3 = count_size(weight(map_pair), S2), + {update_c_map_pair(E, Op, Key, Val), S3}. %% This is a simplified version of `i_pattern', for lists of parameter @@ -1420,15 +1420,11 @@ i_pattern(E, Ren, Env, Ren0, Env0, S) -> S2 = count_size(weight(binary), S1), {update_c_binary(E, Es), S2}; map -> - %% map patterns should not have args - M = map_arg(E), - {Es, S1} = mapfoldl(fun (E, S) -> i_map_pair_pattern(E, Ren, Env, Ren0, Env0, S) - end, - S, map_es(E)), + end, S, map_es(E)), S2 = count_size(weight(map), S1), - {update_c_map(E, M, Es), S2}; + {update_c_map(E, map_arg(E), Es), S2}; _ -> case is_literal(E) of true -> @@ -1464,12 +1460,12 @@ i_bitstr_pattern(E, Ren, Env, Ren0, Env0, S) -> i_map_pair_pattern(E, Ren, Env, Ren0, Env0, S) -> %% It is not necessary to visit the Op it is always a literal. - %% Same goes for Key - {Val, S1} = i_pattern(map_pair_val(E), Ren, Env, Ren0, Env0, S), + %% Key is an expression + {Key, S1} = i(map_pair_key(E), value, Ren0, Env0, S), + {Val, S2} = i_pattern(map_pair_val(E), Ren, Env, Ren0, Env0, S1), Op = map_pair_op(E), %% should be 'exact' literal - Key = map_pair_key(E), - S2 = count_size(weight(map_pair), S1), - {update_c_map_pair(E, Op, Key, Val), S2}. + S3 = count_size(weight(map_pair), S2), + {update_c_map_pair(E, Op, Key, Val), S3}. %% --------------------------------------------------------------------- diff --git a/lib/compiler/src/cerl_trees.erl b/lib/compiler/src/cerl_trees.erl index e53bdd4efb..b93da8e97f 100644 --- a/lib/compiler/src/cerl_trees.erl +++ b/lib/compiler/src/cerl_trees.erl @@ -520,9 +520,9 @@ variables(T, S) -> tuple -> vars_in_list(tuple_es(T), S); map -> - vars_in_list(map_es(T), S); + vars_in_list([map_arg(T)|map_es(T)], S); map_pair -> - vars_in_list([map_pair_op(T),map_pair_key(T), map_pair_val(T)], S); + vars_in_list([map_pair_op(T),map_pair_key(T),map_pair_val(T)], S); 'let' -> Vs = variables(let_body(T), S), Vs1 = var_list_names(let_vars(T)), diff --git a/lib/compiler/src/compile.erl b/lib/compiler/src/compile.erl index c7d91070f6..f347438509 100644 --- a/lib/compiler/src/compile.erl +++ b/lib/compiler/src/compile.erl @@ -431,11 +431,6 @@ pass(from_core) -> {".core",[?pass(parse_core)|core_passes()]}; pass(from_asm) -> {".S",[?pass(beam_consult_asm)|asm_passes()]}; -pass(asm) -> - %% TODO: remove 'asm' in 18.0 - io:format("compile:file/2 option 'asm' has been deprecated and will be~n" - "removed in the 18.0 release. Use 'from_asm' instead.~n"), - pass(from_asm); pass(from_beam) -> {".beam",[?pass(read_beam_file)|binary_passes()]}; pass(_) -> none. diff --git a/lib/compiler/src/core_lint.erl b/lib/compiler/src/core_lint.erl index 25df33a287..c0e2bdaba0 100644 --- a/lib/compiler/src/core_lint.erl +++ b/lib/compiler/src/core_lint.erl @@ -33,9 +33,6 @@ %% Values only as multiple values/variables/patterns. %% Return same number of values as requested %% Correct number of arguments -%% -%% Checks to add: -%% %% Consistency of values/variables %% Consistency of function return values/calls. %% @@ -211,7 +208,7 @@ functions(Fs, Def, St0) -> function({#c_var{name={_,_}},B}, Def, St) -> %% Body must be a fun! case B of - #c_fun{} -> expr(B, Def, any, St); + #c_fun{} -> expr(B, Def, 1, St); _ -> add_error({illegal_expr,St#lint.func}, St) end. @@ -247,40 +244,42 @@ gbody(E, Def, Rt, St0) -> false -> St1 end. -gexpr(#c_var{name=N}, Def, _Rt, St) when is_atom(N); is_integer(N) -> - expr_var(N, Def, St); -gexpr(#c_literal{}, _Def, _Rt, St) -> St; -gexpr(#c_cons{hd=H,tl=T}, Def, _Rt, St) -> - gexpr_list([H,T], Def, St); -gexpr(#c_tuple{es=Es}, Def, _Rt, St) -> - gexpr_list(Es, Def, St); -gexpr(#c_map{es=Es}, Def, _Rt, St) -> - gexpr_list(Es, Def, St); -gexpr(#c_map_pair{key=K,val=V}, Def, _Rt, St) -> - gexpr_list([K,V], Def, St); -gexpr(#c_binary{segments=Ss}, Def, _Rt, St) -> - gbitstr_list(Ss, Def, St); +gexpr(#c_var{name=N}, Def, Rt, St) when is_atom(N); is_integer(N) -> + return_match(Rt, 1, expr_var(N, Def, St)); +gexpr(#c_literal{}, _Def, Rt, St) -> + return_match(Rt, 1, St); +gexpr(#c_cons{hd=H,tl=T}, Def, Rt, St) -> + return_match(Rt, 1, gexpr_list([H,T], Def, St)); +gexpr(#c_tuple{es=Es}, Def, Rt, St) -> + return_match(Rt, 1, gexpr_list(Es, Def, St)); +gexpr(#c_map{es=Es}, Def, Rt, St) -> + return_match(Rt, 1, gexpr_list(Es, Def, St)); +gexpr(#c_map_pair{key=K,val=V}, Def, Rt, St) -> + return_match(Rt, 1, gexpr_list([K,V], Def, St)); +gexpr(#c_binary{segments=Ss}, Def, Rt, St) -> + return_match(Rt, 1, gbitstr_list(Ss, Def, St)); gexpr(#c_seq{arg=Arg,body=B}, Def, Rt, St0) -> - St1 = gexpr(Arg, Def, any, St0), %Ignore values - gbody(B, Def, Rt, St1); + St1 = gexpr(Arg, Def, 1, St0), + return_match(Rt, 1, gbody(B, Def, Rt, St1)); gexpr(#c_let{vars=Vs,arg=Arg,body=B}, Def, Rt, St0) -> St1 = gbody(Arg, Def, let_varcount(Vs), St0), %This is a guard body {Lvs,St2} = variable_list(Vs, St1), gbody(B, union(Lvs, Def), Rt, St2); gexpr(#c_call{module=#c_literal{val=erlang},name=#c_literal{val=is_record}, args=[Arg,#c_literal{val=Tag},#c_literal{val=Size}]}, - Def, 1, St) when is_atom(Tag), is_integer(Size) -> - gexpr(Arg, Def, 1, St); + Def, Rt, St) when is_atom(Tag), is_integer(Size) -> + return_match(Rt, 1, gexpr(Arg, Def, 1, St)); gexpr(#c_call{module=#c_literal{val=erlang},name=#c_literal{val=is_record}}, - _Def, 1, St) -> - add_error({illegal_guard,St#lint.func}, St); + _Def, Rt, St) -> + return_match(Rt, 1, add_error({illegal_guard,St#lint.func}, St)); gexpr(#c_call{module=#c_literal{val=erlang},name=#c_literal{val=Name},args=As}, - Def, 1, St) when is_atom(Name) -> + Def, Rt, St0) when is_atom(Name) -> + St1 = return_match(Rt, 1, St0), case is_guard_bif(Name, length(As)) of true -> - gexpr_list(As, Def, St); + gexpr_list(As, Def, St1); false -> - add_error({illegal_guard,St#lint.func}, St) + add_error({illegal_guard,St1#lint.func}, St1) end; gexpr(#c_primop{name=#c_literal{val=A},args=As}, Def, _Rt, St0) when is_atom(A) -> gexpr_list(As, Def, St0); @@ -319,23 +318,25 @@ is_guard_bif(Name, Arity) -> %% expr(Expr, Defined, RetCount, State) -> State. -expr(#c_var{name={_,_}=FA}, Def, _Rt, St) -> - expr_fname(FA, Def, St); -expr(#c_var{name=N}, Def, _Rt, St) -> expr_var(N, Def, St); -expr(#c_literal{}, _Def, _Rt, St) -> St; -expr(#c_cons{hd=H,tl=T}, Def, _Rt, St) -> - expr_list([H,T], Def, St); -expr(#c_tuple{es=Es}, Def, _Rt, St) -> - expr_list(Es, Def, St); -expr(#c_map{es=Es}, Def, _Rt, St) -> - expr_list(Es, Def, St); -expr(#c_map_pair{key=K,val=V},Def,_Rt,St) -> - expr_list([K,V],Def,St); -expr(#c_binary{segments=Ss}, Def, _Rt, St) -> - bitstr_list(Ss, Def, St); +expr(#c_var{name={_,_}=FA}, Def, Rt, St) -> + return_match(Rt, 1, expr_fname(FA, Def, St)); +expr(#c_var{name=N}, Def, Rt, St) -> + return_match(Rt, 1, expr_var(N, Def, St)); +expr(#c_literal{}, _Def, Rt, St) -> + return_match(Rt, 1, St); +expr(#c_cons{hd=H,tl=T}, Def, Rt, St) -> + return_match(Rt, 1, expr_list([H,T], Def, St)); +expr(#c_tuple{es=Es}, Def, Rt, St) -> + return_match(Rt, 1, expr_list(Es, Def, St)); +expr(#c_map{es=Es}, Def, Rt, St) -> + return_match(Rt, 1, expr_list(Es, Def, St)); +expr(#c_map_pair{key=K,val=V}, Def, Rt, St) -> + return_match(Rt, 1, expr_list([K,V], Def, St)); +expr(#c_binary{segments=Ss}, Def, Rt, St) -> + return_match(Rt, 1, bitstr_list(Ss, Def, St)); expr(#c_fun{vars=Vs,body=B}, Def, Rt, St0) -> {Vvs,St1} = variable_list(Vs, St0), - return_match(Rt, 1, body(B, union(Vvs, Def), any, St1)); + return_match(Rt, 1, body(B, union(Vvs, Def), 1, St1)); expr(#c_seq{arg=Arg,body=B}, Def, Rt, St0) -> St1 = expr(Arg, Def, 1, St0), body(B, Def, Rt, St1); @@ -361,15 +362,26 @@ expr(#c_receive{clauses=Cs,timeout=T,action=A}, Def, Rt, St0) -> St1 = expr(T, Def, 1, St0), St2 = body(A, Def, Rt, St1), clauses(Cs, Def, 1, Rt, St2); -expr(#c_apply{op=Op,args=As}, Def, _Rt, St0) -> +expr(#c_apply{op=Op,args=As}, Def, Rt, St0) -> St1 = apply_op(Op, Def, length(As), St0), - expr_list(As, Def, St1); + return_match(Rt, 1, expr_list(As, Def, St1)); +expr(#c_call{module=#c_literal{val=erlang},name=#c_literal{val=Name},args=As}, + Def, Rt, St0) when is_atom(Name) -> + St1 = expr_list(As, Def, St0), + case erl_bifs:is_exit_bif(erlang, Name, length(As)) of + true -> St1; + false -> return_match(Rt, 1, St1) + end; expr(#c_call{module=M,name=N,args=As}, Def, _Rt, St0) -> St1 = expr(M, Def, 1, St0), St2 = expr(N, Def, 1, St1), expr_list(As, Def, St2); -expr(#c_primop{name=#c_literal{val=A},args=As}, Def, _Rt, St0) when is_atom(A) -> - expr_list(As, Def, St0); +expr(#c_primop{name=#c_literal{val=A},args=As}, Def, Rt, St0) when is_atom(A) -> + St1 = expr_list(As, Def, St0), + case A of + match_fail -> St1; + _ -> return_match(Rt, 1, St1) + end; expr(#c_catch{body=B}, Def, Rt, St) -> return_match(Rt, 1, body(B, Def, 1, St)); expr(#c_try{arg=A,vars=Vs,body=B,evars=Evs,handler=H}, Def, Rt, St0) -> diff --git a/lib/compiler/src/core_pp.erl b/lib/compiler/src/core_pp.erl index 83412ecdd7..03801a9b6d 100644 --- a/lib/compiler/src/core_pp.erl +++ b/lib/compiler/src/core_pp.erl @@ -125,8 +125,8 @@ format_1(#c_literal{anno=A,val=M},Ctxt) when is_map(M) -> _ -> assoc end, Cpairs = [#c_map_pair{op=#c_literal{val=Op}, - key=#c_literal{val=V}, - val=#c_literal{val=K}} || {K,V} <- Pairs], + key=#c_literal{val=K}, + val=#c_literal{val=V}} || {K,V} <- Pairs], format_1(#c_map{anno=A,arg=#c_literal{val=#{}},es=Cpairs},Ctxt); format_1(#c_var{name={I,A}}, _) -> [core_atom(I),$/,integer_to_list(A)]; diff --git a/lib/compiler/src/sys_pre_expand.erl b/lib/compiler/src/sys_pre_expand.erl index 761ae8409c..f99307c865 100644 --- a/lib/compiler/src/sys_pre_expand.erl +++ b/lib/compiler/src/sys_pre_expand.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2012. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -33,12 +33,15 @@ -include("../include/erl_bits.hrl"). +-type fa() :: {atom(), arity()}. + -record(expand, {module=[], %Module name exports=[], %Exports imports=[], %Imports compile=[], %Compile flags attributes=[], %Attributes callbacks=[], %Callbacks + optional_callbacks=[] :: [fa()], %Optional callbacks defined, %Defined functions (gb_set) vcount=0, %Variable counter func=[], %Current function @@ -99,7 +102,21 @@ define_functions(Forms, #expand{defined=Predef}=St) -> module_attrs(#expand{attributes=Attributes}=St) -> Attrs = [{attribute,Line,Name,Val} || {Name,Line,Val} <- Attributes], Callbacks = [Callback || {_,_,callback,_}=Callback <- Attrs], - {Attrs,St#expand{callbacks=Callbacks}}. + OptionalCallbacks = get_optional_callbacks(Attrs), + {Attrs,St#expand{callbacks=Callbacks, + optional_callbacks=OptionalCallbacks}}. + +get_optional_callbacks(Attrs) -> + L = [O || + {attribute, _, optional_callbacks, O} <- Attrs, + is_fa_list(O)], + lists:append(L). + +is_fa_list([{FuncName, Arity}|L]) + when is_atom(FuncName), is_integer(Arity), Arity >= 0 -> + is_fa_list(L); +is_fa_list([]) -> true; +is_fa_list(_) -> false. module_predef_funcs(St) -> {Mpf1,St1}=module_predef_func_beh_info(St), @@ -108,19 +125,24 @@ module_predef_funcs(St) -> module_predef_func_beh_info(#expand{callbacks=[]}=St) -> {[], St}; -module_predef_func_beh_info(#expand{callbacks=Callbacks,defined=Defined, +module_predef_func_beh_info(#expand{callbacks=Callbacks, + optional_callbacks=OptionalCallbacks, + defined=Defined, exports=Exports}=St) -> PreDef=[{behaviour_info,1}], PreExp=PreDef, - {[gen_beh_info(Callbacks)], + {[gen_beh_info(Callbacks, OptionalCallbacks)], St#expand{defined=gb_sets:union(gb_sets:from_list(PreDef), Defined), exports=union(from_list(PreExp), Exports)}}. -gen_beh_info(Callbacks) -> +gen_beh_info(Callbacks, OptionalCallbacks) -> List = make_list(Callbacks), + OptionalList = make_optional_list(OptionalCallbacks), {function,0,behaviour_info,1, [{clause,0,[{atom,0,callbacks}],[], - [List]}]}. + [List]}, + {clause,0,[{atom,0,optional_callbacks}],[], + [OptionalList]}]}. make_list([]) -> {nil,0}; make_list([{_,_,_,[{{Name,Arity},_}]}|Rest]) -> @@ -130,6 +152,14 @@ make_list([{_,_,_,[{{Name,Arity},_}]}|Rest]) -> {integer,0,Arity}]}, make_list(Rest)}. +make_optional_list([]) -> {nil,0}; +make_optional_list([{Name,Arity}|Rest]) -> + {cons,0, + {tuple,0, + [{atom,0,Name}, + {integer,0,Arity}]}, + make_optional_list(Rest)}. + module_predef_funcs_mod_info(St) -> PreDef = [{module_info,0},{module_info,1}], PreExp = PreDef, @@ -232,9 +262,18 @@ pattern({map,Line,Ps}, St0) -> {TPs,St1} = pattern_list(Ps, St0), {{map,Line,TPs},St1}; pattern({map_field_exact,Line,K0,V0}, St0) -> - {K,St1} = expr(K0, St0), + %% Key should be treated as an expression + %% but since expressions are not allowed yet, + %% process it through pattern .. and handle assoc + %% (normalise unary op integer -> integer) + {K,St1} = pattern(K0, St0), {V,St2} = pattern(V0, St1), {{map_field_exact,Line,K,V},St2}; +pattern({map_field_assoc,Line,K0,V0}, St0) -> + %% when keys are Maps + {K,St1} = pattern(K0, St0), + {V,St2} = pattern(V0, St1), + {{map_field_assoc,Line,K,V},St2}; %%pattern({struct,Line,Tag,Ps}, St0) -> %% {TPs,TPsvs,St1} = pattern_list(Ps, St0), %% {{tuple,Line,[{atom,Line,Tag}|TPs]},TPsvs,St1}; diff --git a/lib/compiler/src/v3_codegen.erl b/lib/compiler/src/v3_codegen.erl index 47a357c23d..8c1a0c08ac 100644 --- a/lib/compiler/src/v3_codegen.erl +++ b/lib/compiler/src/v3_codegen.erl @@ -210,7 +210,7 @@ need_heap_0([], H, Acc) -> need_heap_1(#l{ke={set,_,{binary,_}},i=I}, H) -> {need_heap_need(I, H),0}; -need_heap_1(#l{ke={set,_,{map,_,_}},i=I}, H) -> +need_heap_1(#l{ke={set,_,{map,_,_,_}},i=I}, H) -> {need_heap_need(I, H),0}; need_heap_1(#l{ke={set,_,Val}}, H) -> %% Just pass through adding to needed heap. @@ -643,10 +643,6 @@ select_val_cg(tuple, R, [Arity,{f,Lbl}], Tf, Vf, [{label,Lbl}|Sis]) -> [{test,is_tuple,{f,Tf},[R]},{test,test_arity,{f,Vf},[R,Arity]}|Sis]; select_val_cg(tuple, R, Vls, Tf, Vf, Sis) -> [{test,is_tuple,{f,Tf},[R]},{select_tuple_arity,R,{f,Vf},{list,Vls}}|Sis]; -select_val_cg(map, R, [_Val,{f,Lbl}], Fail, Fail, [{label,Lbl}|Sis]) -> - [{test,is_map,{f,Fail},[R]}|Sis]; -select_val_cg(map, R, [_Val,{f,Lbl}|_], Tf, _Vf, [{label,Lbl}|Sis]) -> - [{test,is_map,{f,Tf},[R]}|Sis]; select_val_cg(Type, R, [Val, {f,Lbl}], Fail, Fail, [{label,Lbl}|Sis]) -> [{test,is_eq_exact,{f,Fail},[R,{Type,Val}]}|Sis]; select_val_cg(Type, R, [Val, {f,Lbl}], Tf, Vf, [{label,Lbl}|Sis]) -> @@ -947,27 +943,34 @@ select_extract_map(Src, Vs, Fail, I, Vdb, Bef, St) -> %% Assume keys are term-sorted Rsrc = fetch_var(Src, Bef), - {{HasKs,GetVs},Aft} = lists:foldr(fun - ({map_pair,Key,{var,V}},{{HasKsi,GetVsi},Int0}) -> + {{HasKs,GetVs,HasVarKs,GetVarVs},Aft} = lists:foldr(fun + ({map_pair,{var,K},{var,V}},{{HasKsi,GetVsi,HasVarVsi,GetVarVsi},Int0}) -> case vdb_find(V, Vdb) of {V,_,L} when L =< I -> - {{[Key|HasKsi],GetVsi},Int0}; + RK = fetch_var(K,Int0), + {{HasKsi,GetVsi,[RK|HasVarVsi],GetVarVsi},Int0}; _Other -> Reg1 = put_reg(V, Int0#sr.reg), Int1 = Int0#sr{reg=Reg1}, - {{HasKsi,[Key,fetch_reg(V, Reg1)|GetVsi]},Int1} + RK = fetch_var(K,Int0), + RV = fetch_reg(V,Reg1), + {{HasKsi,GetVsi,HasVarVsi,[[RK,RV]|GetVarVsi]},Int1} + end; + ({map_pair,Key,{var,V}},{{HasKsi,GetVsi,HasVarVsi,GetVarVsi},Int0}) -> + case vdb_find(V, Vdb) of + {V,_,L} when L =< I -> + {{[Key|HasKsi],GetVsi,HasVarVsi,GetVarVsi},Int0}; + _Other -> + Reg1 = put_reg(V, Int0#sr.reg), + Int1 = Int0#sr{reg=Reg1}, + {{HasKsi,[Key,fetch_reg(V, Reg1)|GetVsi],HasVarVsi,GetVarVsi},Int1} end - end, {{[],[]},Bef}, Vs), - - Code = case {HasKs,GetVs} of - {HasKs,[]} -> - [{test,has_map_fields,{f,Fail},Rsrc,{list,HasKs}}]; - {[],GetVs} -> - [{get_map_elements, {f,Fail},Rsrc,{list,GetVs}}]; - {HasKs,GetVs} -> - [{test,has_map_fields,{f,Fail},Rsrc,{list,HasKs}}, - {get_map_elements, {f,Fail},Rsrc,{list,GetVs}}] - end, + end, {{[],[],[],[]},Bef}, Vs), + + Code = [{test,has_map_fields,{f,Fail},Rsrc,{list,HasKs}} || HasKs =/= []] ++ + [{test,has_map_fields,{f,Fail},Rsrc,{list,[K]}} || K <- HasVarKs] ++ + [{get_map_elements, {f,Fail},Rsrc,{list,GetVs}} || GetVs =/= []] ++ + [{get_map_elements, {f,Fail},Rsrc,{list,[K,V]}} || [K,V] <- GetVarVs], {Code, Aft, St}. @@ -1504,9 +1507,39 @@ set_cg([{var,R}], {binary,Segs}, Le, Vdb, Bef, %% Now generate the complete code for constructing the binary. Code = cg_binary(PutCode, Target, Temp, Fail, MaxRegs, Le#l.a), {Sis++Code,Aft,St}; +% Map single variable key +set_cg([{var,R}], {map,Op,Map,[{map_pair,{var,_}=K,V}]}, Le, Vdb, Bef, + #cg{in_catch=InCatch,bfail=Bfail}=St) -> + + Fail = {f,Bfail}, + {Sis,Int0} = + case InCatch of + true -> adjust_stack(Bef, Le#l.i, Le#l.i+1, Vdb); + false -> {[],Bef} + end, + SrcReg = cg_reg_arg(Map,Int0), + Line = line(Le#l.a), + + List = [cg_reg_arg(K,Int0),cg_reg_arg(V,Int0)], + + Live = max_reg(Bef#sr.reg), + Int1 = Int0#sr{reg=put_reg(R, Int0#sr.reg)}, + Aft = clear_dead(Int1, Le#l.i, Vdb), + Target = fetch_reg(R, Int1#sr.reg), + + I = case Op of + assoc -> put_map_assoc; + exact -> put_map_exact + end, + {Sis++[Line]++[{I,Fail,SrcReg,Target,Live,{list,List}}],Aft,St}; + +% Map (possibly) multiple literal keys set_cg([{var,R}], {map,Op,Map,Es}, Le, Vdb, Bef, #cg{in_catch=InCatch,bfail=Bfail}=St) -> + %% assert key literals + [] = [Var||{map_pair,{var,_}=Var,_} <- Es], + Fail = {f,Bfail}, {Sis,Int0} = case InCatch of diff --git a/lib/compiler/src/v3_core.erl b/lib/compiler/src/v3_core.erl index 59ec0d4199..612660c2d6 100644 --- a/lib/compiler/src/v3_core.erl +++ b/lib/compiler/src/v3_core.erl @@ -78,7 +78,7 @@ -import(ordsets, [add_element/2,del_element/2,is_element/2, union/1,union/2,intersection/2,subtract/2]). -import(cerl, [ann_c_cons/3,ann_c_cons_skel/3,ann_c_tuple/2,c_tuple/1, - ann_c_map/2, ann_c_map/3]). + ann_c_map/3]). -include("core_parse.hrl"). @@ -169,60 +169,81 @@ form({attribute,_,_,_}=F, {Fs,As,Ws,File}, _Opts) -> attribute({attribute,Line,Name,Val}) -> {#c_literal{val=Name, anno=[Line]}, #c_literal{val=Val, anno=[Line]}}. +%% function_dump(module_info,_,_,_) -> ok; +%% function_dump(Name,Arity,Format,Terms) -> +%% io:format("~w/~w " ++ Format,[Name,Arity]++Terms), +%% ok. + function({function,_,Name,Arity,Cs0}, Ws0, File, Opts) -> - %%ok = io:fwrite("~p - ", [{Name,Arity}]), St0 = #core{vcount=0,opts=Opts,ws=Ws0,file=[{file,File}]}, {B0,St1} = body(Cs0, Name, Arity, St0), - %%ok = io:fwrite("1", []), - %%ok = io:fwrite("~w:~p~n", [?LINE,B0]), + %% ok = function_dump(Name,Arity,"body:~n~p~n",[B0]), {B1,St2} = ubody(B0, St1), - %%ok = io:fwrite("2", []), - %%ok = io:fwrite("~w:~p~n", [?LINE,B1]), + %% ok = function_dump(Name,Arity,"ubody:~n~p~n",[B1]), {B2,#core{ws=Ws}} = cbody(B1, St2), - %%ok = io:fwrite("3~n", []), - %%ok = io:fwrite("~w:~p~n", [?LINE,B2]), + %% ok = function_dump(Name,Arity,"cbody:~n~p~n",[B2]), {{#c_var{name={Name,Arity}},B2},Ws}. body(Cs0, Name, Arity, St0) -> Anno = lineno_anno(element(2, hd(Cs0)), St0), {Args,St1} = new_vars(Anno, Arity, St0), - {Cs1,St2} = clauses(Cs0, St1), - {Ps,St3} = new_vars(Arity, St2), %Need new variables here - Fc = function_clause(Ps, Anno, {Name,Arity}), - {#ifun{anno=#a{anno=Anno},id=[],vars=Args,clauses=Cs1,fc=Fc},St3}. + case clauses(Cs0, St1) of + {Cs1,[],St2} -> + {Ps,St3} = new_vars(Arity, St2), %Need new variables here + Fc = function_clause(Ps, Anno, {Name,Arity}), + {#ifun{anno=#a{anno=Anno},id=[],vars=Args,clauses=Cs1,fc=Fc},St3}; + {Cs1,Eps,St2} -> + %% We have pre-expressions from patterns and + %% these needs to be letified before matching + %% since only bound variables are allowed + AnnoGen = #a{anno=[compiler_generated]}, + {Ps1,St3} = new_vars(Arity, St2), %Need new variables here + Fc1 = function_clause(Ps1, Anno, {Name,Arity}), + {Ps2,St4} = new_vars(Arity, St3), %Need new variables here + Fc2 = function_clause(Ps2, Anno, {Name,Arity}), + Case = #icase{anno=AnnoGen,args=Args, + clauses=Cs1, + fc=Fc2}, + {#ifun{anno=#a{anno=Anno},id=[],vars=Args, + clauses=[#iclause{anno=AnnoGen,pats=Ps1, + guard=[#c_literal{val=true}], + body=Eps ++ [Case]}], + fc=Fc1},St4} + end. %% clause(Clause, State) -> {Cclause,State} | noclause. %% clauses([Clause], State) -> {[Cclause],State}. %% Convert clauses. Trap bad pattern aliases and remove clause from %% clause list. -clauses([C0|Cs0], St0) -> +clauses([C0|Cs0],St0) -> case clause(C0, St0) of - {noclause,St} -> clauses(Cs0, St); - {C,St1} -> - {Cs,St2} = clauses(Cs0, St1), - {[C|Cs],St2} + {noclause,_,St} -> clauses(Cs0,St); + {C,Eps1,St1} -> + {Cs,Eps2,St2} = clauses(Cs0, St1), + {[C|Cs],Eps1++Eps2,St2} end; -clauses([], St) -> {[],St}. +clauses([],St) -> {[],[],St}. clause({clause,Lc,H0,G0,B0}, St0) -> try head(H0, St0) of - H1 -> - {G1,St1} = guard(G0, St0), - {B1,St2} = exprs(B0, St1), - Anno = lineno_anno(Lc, St2), - {#iclause{anno=#a{anno=Anno},pats=H1,guard=G1,body=B1},St2} + {H1,Eps,St1} -> + {G1,St2} = guard(G0, St1), + {B1,St3} = exprs(B0, St2), + Anno = lineno_anno(Lc, St3), + {#iclause{anno=#a{anno=Anno},pats=H1,guard=G1,body=B1},Eps,St3} catch throw:nomatch -> St = add_warning(Lc, nomatch, St0), - {noclause,St} %Bad pattern + {noclause,[],St} %Bad pattern end. clause_arity({clause,_,H0,_,_}) -> length(H0). -%% head([P], State) -> [P]. +%% head([P], State) -> {[P],[Cexpr],State}. -head(Ps, St) -> pattern_list(Ps, St). +head(Ps, St) -> + pattern_list(Ps, St). %% guard([Expr], State) -> {[Cexpr],State}. %% Build an explict and/or tree of guard alternatives, then traverse @@ -514,22 +535,7 @@ expr({tuple,L,Es0}, St0) -> A = record_anno(L, St1), {annotate_tuple(A, Es1, St1),Eps,St1}; expr({map,L,Es0}, St0) -> - % erl_lint should make sure only #{ K => V } are allowed - % in map construction. - try map_pair_list(Es0, St0) of - {Es1,Eps,St1} -> - A = lineno_anno(L, St1), - {ann_c_map(A,Es1),Eps,St1} - catch - throw:{bad_map,Warning} -> - St = add_warning(L, Warning, St0), - LineAnno = lineno_anno(L, St), - As = [#c_literal{anno=LineAnno,val=badarg}], - {#icall{anno=#a{anno=LineAnno}, %Must have an #a{} - module=#c_literal{anno=LineAnno,val=erlang}, - name=#c_literal{anno=LineAnno,val=error}, - args=As},[],St} - end; + map_build_pair_chain(#c_literal{val=#{}},Es0,lineno_anno(L,St0),St0); expr({map,L,M0,Es0}, St0) -> try expr_map(M0,Es0,lineno_anno(L, St0),St0) of {_,_,_}=Res -> Res @@ -562,26 +568,26 @@ expr({block,_,Es0}, St0) -> {E1,Eps,St2} = expr(last(Es0), St1), {E1,Es1 ++ Eps,St2}; expr({'if',L,Cs0}, St0) -> - {Cs1,St1} = clauses(Cs0, St0), + {Cs1,Ceps,St1} = clauses(Cs0, St0), Lanno = lineno_anno(L, St1), Fc = fail_clause([], Lanno, #c_literal{val=if_clause}), - {#icase{anno=#a{anno=Lanno},args=[],clauses=Cs1,fc=Fc},[],St1}; + {#icase{anno=#a{anno=Lanno},args=[],clauses=Cs1,fc=Fc},Ceps,St1}; expr({'case',L,E0,Cs0}, St0) -> {E1,Eps,St1} = novars(E0, St0), - {Cs1,St2} = clauses(Cs0, St1), + {Cs1,Ceps,St2} = clauses(Cs0, St1), {Fpat,St3} = new_var(St2), Lanno = lineno_anno(L, St2), Fc = fail_clause([Fpat], Lanno, c_tuple([#c_literal{val=case_clause},Fpat])), - {#icase{anno=#a{anno=Lanno},args=[E1],clauses=Cs1,fc=Fc},Eps,St3}; + {#icase{anno=#a{anno=Lanno},args=[E1],clauses=Cs1,fc=Fc},Eps++Ceps,St3}; expr({'receive',L,Cs0}, St0) -> - {Cs1,St1} = clauses(Cs0, St0), - {#ireceive1{anno=#a{anno=lineno_anno(L, St1)},clauses=Cs1}, [], St1}; + {Cs1,Ceps,St1} = clauses(Cs0, St0), + {#ireceive1{anno=#a{anno=lineno_anno(L, St1)},clauses=Cs1},Ceps, St1}; expr({'receive',L,Cs0,Te0,Tes0}, St0) -> {Te1,Teps,St1} = novars(Te0, St0), {Tes1,St2} = exprs(Tes0, St1), - {Cs1,St3} = clauses(Cs0, St2), + {Cs1,Ceps,St3} = clauses(Cs0, St2), {#ireceive2{anno=#a{anno=lineno_anno(L, St3)}, - clauses=Cs1,timeout=Te1,action=Tes1},Teps,St3}; + clauses=Cs1,timeout=Te1,action=Tes1},Teps++Ceps,St3}; expr({'try',L,Es0,[],Ecs,[]}, St0) -> %% 'try ... catch ... end' {Es1,St1} = exprs(Es0, St0), @@ -595,7 +601,7 @@ expr({'try',L,Es0,Cs0,Ecs,[]}, St0) -> %% 'try ... of ... catch ... end' {Es1,St1} = exprs(Es0, St0), {V,St2} = new_var(St1), %This name should be arbitrary - {Cs1,St3} = clauses(Cs0, St2), + {Cs1,Ceps,St3} = clauses(Cs0, St2), {Fpat,St4} = new_var(St3), Lanno = lineno_anno(L, St4), Fc = fail_clause([Fpat], Lanno, @@ -604,7 +610,7 @@ expr({'try',L,Es0,Cs0,Ecs,[]}, St0) -> {#itry{anno=#a{anno=lineno_anno(L, St5)},args=Es1, vars=[V],body=[#icase{anno=#a{anno=Lanno},args=[V],clauses=Cs1,fc=Fc}], evars=Evs,handler=Hs}, - [],St5}; + Ceps,St5}; expr({'try',L,Es0,[],[],As0}, St0) -> %% 'try ... after ... end' {Es1,St1} = exprs(Es0, St0), @@ -673,24 +679,24 @@ expr({match,L,P0,E0}, St0) -> {var,_,'_'} -> St0#core{wanted=false}; _ -> St0 end, - {E2,Eps,St2} = novars(E1, St1), + {E2,Eps1,St2} = novars(E1, St1), St3 = St2#core{wanted=St0#core.wanted}, - P2 = try - pattern(P1, St3) + {P2,Eps2,St4} = try + pattern(P1, St3) catch throw:Thrown -> - Thrown + {Thrown,[],St3} end, - {Fpat,St4} = new_var(St3), - Lanno = lineno_anno(L, St4), + {Fpat,St5} = new_var(St4), + Lanno = lineno_anno(L, St5), Fc = fail_clause([Fpat], Lanno, c_tuple([#c_literal{val=badmatch},Fpat])), case P2 of nomatch -> - St = add_warning(L, nomatch, St4), + St = add_warning(L, nomatch, St5), {#icase{anno=#a{anno=Lanno}, - args=[E2],clauses=[],fc=Fc},Eps,St}; + args=[E2],clauses=[],fc=Fc},Eps1++Eps2,St}; Other when not is_atom(Other) -> - {#imatch{anno=#a{anno=Lanno},pat=P2,arg=E2,fc=Fc},Eps,St4} + {#imatch{anno=#a{anno=Lanno},pat=P2,arg=E2,fc=Fc},Eps1++Eps2,St5} end; expr({op,_,'++',{lc,Llc,E,Qs0},More}, St0) -> %% Optimise '++' here because of the list comprehension algorithm. @@ -772,63 +778,77 @@ expr_map(M0,Es0,A,St0) -> Fc = fail_clause([Fpat], A, #c_literal{val=badarg}), {#icase{anno=#a{anno=A},args=[M1],clauses=Cs,fc=Fc},Mps,St3}; {_,_} -> - {Es1,Eps,St2} = map_pair_list(Es0, St1), - {ann_c_map(A,M1,Es1),Mps++Eps,St2} + {M2,Eps,St2} = map_build_pair_chain(M1,Es0,A,St1), + {M2,Mps++Eps,St2} end; false -> throw({bad_map,bad_map}) end. -is_valid_map_src(#c_literal{val = M}) when is_map(M) -> true; -is_valid_map_src(#c_map{}) -> true; -is_valid_map_src(#c_var{}) -> true; -is_valid_map_src(_) -> false. +%% Group continuous literal blocks and single variables, i.e. +%% M0#{ a := 1, b := V1, K1 := V2, K2 := 42} +%% becomes equivalent to +%% M1 = M0#{ a := 1, b := V1 }, +%% M2 = M1#{ K1 := V1 }, +%% M3 = M2#{ K2 := 42 } + +map_build_pair_chain(M,Es,A,St) -> + %% hack, remove iset if only literal + case map_build_pair_chain(M,Es,A,St,[]) of + {_,[#iset{arg=#c_literal{}=Val}],St1} -> {Val,[],St1}; + Normal -> Normal + end. -map_pair_list(Es, St) -> - foldr(fun - ({map_field_assoc,L,K0,V0}, {Ces,Esp,St0}) -> - {K1,Ep0,St1} = safe(K0, St0), - K = ensure_valid_map_key(K1), - {V,Ep1,St2} = safe(V0, St1), - A = lineno_anno(L, St2), - Pair = #c_map_pair{op=#c_literal{val=assoc},anno=A,key=K,val=V}, - {[Pair|Ces],Ep0 ++ Ep1 ++ Esp,St2}; - ({map_field_exact,L,K0,V0}, {Ces,Esp,St0}) -> - {K1,Ep0,St1} = safe(K0, St0), - K = ensure_valid_map_key(K1), - {V,Ep1,St2} = safe(V0, St1), - A = lineno_anno(L, St2), - Pair = #c_map_pair{op=#c_literal{val=exact},anno=A,key=K,val=V}, - {[Pair|Ces],Ep0 ++ Ep1 ++ Esp,St2} - end, {[],[],St}, Es). - -ensure_valid_map_key(K0) -> - case coalesced_map_key(K0) of - {ok,K1} -> K1; - error -> throw({bad_map,bad_map_key}) +map_build_pair_chain(M0,[],_,St,Mps) -> + {M0,Mps,St}; +map_build_pair_chain(M0,Es0,A,St0,Mps) -> + % group continuous literal blocks + % Anno = #a{anno=[compiler_generated]}, + % order is important, we need to reverse the literals + case map_pair_block(Es0,[],[],St0) of + {{CesL,EspL},{[],[]},Es1,St1} -> + {MVar,St2} = new_var(St1), + Pre = [#iset{var=MVar, arg=ann_c_map(A,M0,reverse(CesL))}], + map_build_pair_chain(MVar,Es1,A,St2,Mps++EspL++Pre); + {{[],[]},{CesV,EspV},Es1,St1} -> + {MVar,St2} = new_var(St1), + Pre = [#iset{var=MVar, arg=#c_map{arg=M0,es=CesV, anno=A}}], + map_build_pair_chain(MVar,Es1,A,St2,Mps ++ EspV++Pre); + {{CesL,EspL},{CesV,EspV},Es1,St1} -> + {MVarL,St2} = new_var(St1), + {MVarV,St3} = new_var(St2), + Pre = [#iset{var=MVarL, arg=ann_c_map(A,M0,reverse(CesL))}, + #iset{var=MVarV, arg=#c_map{arg=MVarL,es=CesV,anno=A}}], + map_build_pair_chain(MVarV,Es1,A,St3,Mps++EspL++EspV++Pre) end. -coalesced_map_key(#c_literal{}=K) -> {ok,K}; -%% Dialyzer hack redux -%% DO coalesce tuples and list in maps for dialyzer -%% Dialyzer tries to break this apart, don't let it -coalesced_map_key(#c_tuple{}=K) -> - case core_lib:is_literal(K) of - true -> {ok,cerl:fold_literal(K)}; - false -> error - end; -coalesced_map_key(#c_cons{}=K) -> - case core_lib:is_literal(K) of - true -> {ok,cerl:fold_literal(K)}; - false -> error +map_pair_block([{Op,L,K0,V0}|Es],Ces,Esp,St0) -> + {K,Ep0,St1} = safe(K0, St0), + {V,Ep1,St2} = safe(V0, St1), + A = lineno_anno(L, St2), + Pair0 = map_op_to_c_map_pair(Op), + Pair1 = Pair0#c_map_pair{anno=A,key=K,val=V}, + case cerl:is_literal(K) of + true -> + map_pair_block(Es,[Pair1|Ces],Ep0 ++ Ep1 ++ Esp,St2); + false -> + {{Ces,Esp},{[Pair1],Ep0++Ep1},Es,St2} end; -coalesced_map_key(_) -> error. +map_pair_block([],Ces,Esp,St) -> + {{Ces,Esp},{[],[]},[],St}. + +map_op_to_c_map_pair(map_field_assoc) -> #c_map_pair{op=#c_literal{val=assoc}}; +map_op_to_c_map_pair(map_field_exact) -> #c_map_pair{op=#c_literal{val=exact}}. + +is_valid_map_src(#c_literal{val = M}) when is_map(M) -> true; +is_valid_map_src(#c_var{}) -> true; +is_valid_map_src(_) -> false. %% try_exception([ExcpClause], St) -> {[ExcpVar],Handler,St}. try_exception(Ecs0, St0) -> %% Note that Tag is not needed for rethrow - it is already in Info. {Evs,St1} = new_vars(3, St0), % Tag, Value, Info - {Ecs1,St2} = clauses(Ecs0, St1), + {Ecs1,Ceps,St2} = clauses(Ecs0, St1), [_,Value,Info] = Evs, Ec = #iclause{anno=#a{anno=[compiler_generated]}, pats=[c_tuple(Evs)],guard=[#c_literal{val=true}], @@ -836,15 +856,15 @@ try_exception(Ecs0, St0) -> name=#c_literal{val=raise}, args=[Info,Value]}]}, Hs = [#icase{anno=#a{},args=[c_tuple(Evs)],clauses=Ecs1,fc=Ec}], - {Evs,Hs,St2}. + {Evs,Ceps++Hs,St2}. try_after(As, St0) -> %% See above. - {Evs,St1} = new_vars(3, St0), % Tag, Value, Info + {Evs,St1} = new_vars(3, St0), % Tag, Value, Info [_,Value,Info] = Evs, - B = As ++ [#iprimop{anno=#a{}, %Must have an #a{} - name=#c_literal{val=raise}, - args=[Info,Value]}], + B = As ++ [#iprimop{anno=#a{}, % Must have an #a{} + name=#c_literal{val=raise}, + args=[Info,Value]}], Ec = #iclause{anno=#a{anno=[compiler_generated]}, pats=[c_tuple(Evs)],guard=[#c_literal{val=true}], body=B}, @@ -978,7 +998,7 @@ bitstr({bin_element,_,E0,Size0,[Type,{unit,Unit}|Flags]}, St0) -> fun_tq({_,_,Name}=Id, Cs0, L, St0, NameInfo) -> Arity = clause_arity(hd(Cs0)), - {Cs1,St1} = clauses(Cs0, St0), + {Cs1,Ceps,St1} = clauses(Cs0, St0), {Args,St2} = new_vars(Arity, St1), {Ps,St3} = new_vars(Arity, St2), %Need new variables here Anno = lineno_anno(L, St3), @@ -986,7 +1006,7 @@ fun_tq({_,_,Name}=Id, Cs0, L, St0, NameInfo) -> Fun = #ifun{anno=#a{anno=Anno}, id=[{id,Id}], %We KNOW! vars=Args,clauses=Cs1,fc=Fc,name=NameInfo}, - {Fun,[],St3}. + {Fun,Ceps,St3}. %% lc_tq(Line, Exp, [Qualifier], Mc, State) -> {LetRec,[PreExp],State}. %% This TQ from Simon PJ pp 127-138. @@ -1153,7 +1173,7 @@ preprocess_quals(Line, [Q|Qs0], St0, Acc) -> {Gen,St} = generator(Line, Q, Gs, St0), preprocess_quals(Line, Qs, St, [Gen|Acc]); false -> - LAnno = #a{anno=lineno_anno(get_anno(Q), St0)}, + LAnno = #a{anno=lineno_anno(get_qual_anno(Q), St0)}, case is_guard_test(Q) of true -> %% When a filter is a guard test, its argument in the @@ -1178,6 +1198,11 @@ is_generator({generate,_,_,_}) -> true; is_generator({b_generate,_,_,_}) -> true; is_generator(_) -> false. +%% Retrieve the annotation from an Erlang AST form. +%% (Use get_anno/1 to retrieve the annotation from Core Erlang forms). + +get_qual_anno(Abstract) -> element(2, Abstract). + %% %% Generators are abstracted as sextuplets: %% - acc_pat is the accumulator pattern, e.g. [Pat|Tail] for Pat <- Expr. @@ -1200,7 +1225,7 @@ is_generator(_) -> false. generator(Line, {generate,Lg,P0,E}, Gs, St0) -> LA = lineno_anno(Line, St0), GA = lineno_anno(Lg, St0), - {Head,St1} = list_gen_pattern(P0, Line, St0), + {Head,Ceps,St1} = list_gen_pattern(P0, Line, St0), {[Tail,Skip],St2} = new_vars(2, St1), {Cg,St3} = lc_guard_tests(Gs, St2), {AccPat,SkipPat} = case Head of @@ -1221,24 +1246,25 @@ generator(Line, {generate,Lg,P0,E}, Gs, St0) -> end, {Ce,Pre,St4} = safe(E, St3), Gen = #igen{anno=#a{anno=GA},acc_pat=AccPat,acc_guard=Cg,skip_pat=SkipPat, - tail=Tail,tail_pat=#c_literal{anno=LA,val=[]},arg={Pre,Ce}}, + tail=Tail,tail_pat=#c_literal{anno=LA,val=[]},arg={Ceps++Pre,Ce}}, {Gen,St4}; generator(Line, {b_generate,Lg,P,E}, Gs, St0) -> LA = lineno_anno(Line, St0), GA = lineno_anno(Lg, St0), - Cp = #c_binary{segments=Segs} = pattern(P, St0), + {Cp = #c_binary{segments=Segs},[],St1} = pattern(P, St0), + %% The function append_tail_segment/2 keeps variable patterns as-is, making %% it possible to have the same skip clause removal as with list generators. - {AccSegs,Tail,TailSeg,St1} = append_tail_segment(Segs, St0), + {AccSegs,Tail,TailSeg,St2} = append_tail_segment(Segs, St1), AccPat = Cp#c_binary{segments=AccSegs}, - {Cg,St2} = lc_guard_tests(Gs, St1), - {SkipSegs,St3} = emasculate_segments(AccSegs, St2), + {Cg,St3} = lc_guard_tests(Gs, St2), + {SkipSegs,St4} = emasculate_segments(AccSegs, St3), SkipPat = Cp#c_binary{segments=SkipSegs}, - {Ce,Pre,St4} = safe(E, St3), + {Ce,Pre,St5} = safe(E, St4), Gen = #igen{anno=#a{anno=GA},acc_pat=AccPat,acc_guard=Cg,skip_pat=SkipPat, tail=Tail,tail_pat=#c_binary{anno=LA,segments=[TailSeg]}, arg={Pre,Ce}}, - {Gen,St4}. + {Gen,St5}. append_tail_segment(Segs, St0) -> {Var,St} = new_var(St0), @@ -1267,9 +1293,9 @@ lc_guard_tests(Gs0, St0) -> list_gen_pattern(P0, Line, St) -> try - {pattern(P0, St),St} + pattern(P0,St) catch - nomatch -> {nomatch,add_warning(Line, nomatch, St)} + nomatch -> {nomatch,[],add_warning(Line, nomatch, St)} end. %%% @@ -1492,6 +1518,18 @@ force_novars(#ibinary{}=Bin, St) -> {Bin,[],St}; force_novars(Ce, St) -> force_safe(Ce, St). + +%% safe_pattern_expr(Expr, State) -> {Cexpr,[PreExpr],State}. +%% only literals and variables are safe expressions in patterns +safe_pattern_expr(E,St0) -> + case safe(E,St0) of + {#c_var{},_,_}=Safe -> Safe; + {#c_literal{},_,_}=Safe -> Safe; + {Ce,Eps,St1} -> + {V,St2} = new_var(St1), + {V,Eps++[#iset{var=V,arg=Ce}],St2} + end. + %% safe(Expr, State) -> {Safe,[PreExpr],State}. %% Generate an internal safe expression. These are simples without %% binaries which can fail. At this level we do not need to do a @@ -1566,90 +1604,109 @@ fold_match({match,L,P0,E0}, P) -> {{match,L,P0,P1},E1}; fold_match(E, P) -> {P,E}. -%% pattern(Pattern, State) -> CorePat. +%% pattern(Pattern, State) -> {CorePat,[PreExp],State}. %% Transform a pattern by removing line numbers. We also normalise %% aliases in patterns to standard form, {alias,Pat,[Var]}. - -pattern({var,L,V}, St) -> #c_var{anno=lineno_anno(L, St),name=V}; -pattern({char,L,C}, St) -> #c_literal{anno=lineno_anno(L, St),val=C}; -pattern({integer,L,I}, St) -> #c_literal{anno=lineno_anno(L, St),val=I}; -pattern({float,L,F}, St) -> #c_literal{anno=lineno_anno(L, St),val=F}; -pattern({atom,L,A}, St) -> #c_literal{anno=lineno_anno(L, St),val=A}; -pattern({string,L,S}, St) -> #c_literal{anno=lineno_anno(L, St),val=S}; -pattern({nil,L}, St) -> #c_literal{anno=lineno_anno(L, St),val=[]}; +%% +%% In patterns we may have expressions +%% 1) Binaries -> #c_bitstr{size=Expr} +%% 2) Maps -> #c_map_pair{key=Expr} +%% +%% Both of these may generate pre-expressions since only bound variables +%% or literals are allowed for these in core patterns. +%% +%% Therefor, we need to drag both the state and the collection of pre-expression +%% around in the whole pattern transformation tree. + +pattern({var,L,V}, St) -> {#c_var{anno=lineno_anno(L, St),name=V},[],St}; +pattern({char,L,C}, St) -> {#c_literal{anno=lineno_anno(L, St),val=C},[],St}; +pattern({integer,L,I}, St) -> {#c_literal{anno=lineno_anno(L, St),val=I},[],St}; +pattern({float,L,F}, St) -> {#c_literal{anno=lineno_anno(L, St),val=F},[],St}; +pattern({atom,L,A}, St) -> {#c_literal{anno=lineno_anno(L, St),val=A},[],St}; +pattern({string,L,S}, St) -> {#c_literal{anno=lineno_anno(L, St),val=S},[],St}; +pattern({nil,L}, St) -> {#c_literal{anno=lineno_anno(L, St),val=[]},[],St}; pattern({cons,L,H,T}, St) -> - annotate_cons(lineno_anno(L, St), pattern(H, St), pattern(T, St), St); + {Ph,Eps1,St1} = pattern(H, St), + {Pt,Eps2,St2} = pattern(T, St1), + {annotate_cons(lineno_anno(L, St), Ph, Pt, St2),Eps1++Eps2,St2}; pattern({tuple,L,Ps}, St) -> - annotate_tuple(record_anno(L, St), pattern_list(Ps, St), St); -pattern({map,L,Ps}, St) -> - #c_map{anno=lineno_anno(L, St), es=pattern_map_pairs(Ps, St)}; + {Ps1,Eps,St1} = pattern_list(Ps,St), + {annotate_tuple(record_anno(L, St), Ps1, St),Eps,St1}; +pattern({map,L,Pairs}, St0) -> + {Ps,Eps,St1} = pattern_map_pairs(Pairs, St0), + {#c_map{anno=lineno_anno(L, St1), es=Ps},Eps,St1}; pattern({bin,L,Ps}, St) -> %% We don't create a #ibinary record here, since there is %% no need to hold any used/new annotations in a pattern. - #c_binary{anno=lineno_anno(L, St),segments=pat_bin(Ps, St)}; + {#c_binary{anno=lineno_anno(L, St),segments=pat_bin(Ps, St)},[],St}; pattern({match,_,P1,P2}, St) -> - pat_alias(pattern(P1, St), pattern(P2, St)). + {Cp1,Eps1,St1} = pattern(P1,St), + {Cp2,Eps2,St2} = pattern(P2,St1), + {pat_alias(Cp1,Cp2),Eps1++Eps2,St2}. %% pattern_map_pairs([MapFieldExact],State) -> [#c_map_pairs{}] pattern_map_pairs(Ps, St) -> - %% check literal key uniqueness (dict is needed) - %% pattern all pairs - {CMapPairs, Kdb} = lists:mapfoldl(fun - (P,Kdbi) -> - #c_map_pair{key=Ck,val=Cv} = CMapPair = pattern_map_pair(P,St), - K = core_lib:literal_value(Ck), - case dict:find(K,Kdbi) of - {ok, Vs} -> - {CMapPair, dict:store(K,[Cv|Vs],Kdbi)}; - _ -> - {CMapPair, dict:store(K,[Cv],Kdbi)} + %% check literal key uniqueness + %% - guaranteed via aliasing map pairs + %% pattern all pairs in two steps + %% 1) Construct Core Pattern + %% 2) Alias Keys in Core Pattern + {CMapPairs, {Eps,St1}} = lists:mapfoldl(fun + (P,{EpsM,Sti0}) -> + {CMapPair,EpsP,Sti1} = pattern_map_pair(P,Sti0), + {CMapPair, {EpsM++EpsP,Sti1}} + end, {[],St}, Ps), + {pat_alias_map_pairs(CMapPairs,[]),Eps,St1}. + +%% remove cluddering annotations +pattern_map_clean_key(#c_literal{val=V}) -> {literal,V}; +pattern_map_clean_key(#c_var{name=V}) -> {var,V}. + +pat_alias_map_pairs(Ps1,Ps2) -> + Ps = Ps1 ++ Ps2, + F = fun(#c_map_pair{key=Ck,val=Cv},Dbi) -> + K = pattern_map_clean_key(Ck), + case dict:find(K,Dbi) of + {ok,Cvs} -> dict:store(K,[Cv|Cvs],Dbi); + _ -> dict:store(K,[Cv],Dbi) end - end, dict:new(), Ps), - pattern_alias_map_pairs(CMapPairs,Kdb,dict:new(),St). - -pattern_alias_map_pairs([],_,_,_) -> []; -pattern_alias_map_pairs([#c_map_pair{key=Ck}=Pair|Pairs],Kdb,Kset,St) -> - %% alias same keys if needed - K = core_lib:literal_value(Ck), - case dict:find(K,Kset) of - {ok,processed} -> - pattern_alias_map_pairs(Pairs,Kdb,Kset,St); - _ -> + end, + Kdb = lists:foldl(F,dict:new(),Ps), + pat_alias_map_pairs(Ps,Kdb,sets:new()). + +pat_alias_map_pairs([],_,_) -> []; +pat_alias_map_pairs([#c_map_pair{key=Ck}=Pair|Pairs],Kdb,Set) -> + K = pattern_map_clean_key(Ck), + case sets:is_element(K,Set) of + true -> + pat_alias_map_pairs(Pairs,Kdb,Set); + false -> Cvs = dict:fetch(K,Kdb), - Cv = pattern_alias_map_pair_patterns(Cvs), - Kset1 = dict:store(K, processed, Kset), - [Pair#c_map_pair{val=Cv}|pattern_alias_map_pairs(Pairs,Kdb,Kset1,St)] + Cv = pat_alias_map_pair_values(Cvs), + Set1 = sets:add_element(K,Set), + [Pair#c_map_pair{val=Cv}|pat_alias_map_pairs(Pairs,Kdb,Set1)] end. -pattern_alias_map_pair_patterns([Cv]) -> Cv; -pattern_alias_map_pair_patterns([Cv1,Cv2|Cvs]) -> - pattern_alias_map_pair_patterns([pat_alias(Cv1,Cv2)|Cvs]). - -pattern_map_pair({map_field_exact,L,K,V},St) -> - #c_map_pair{anno=lineno_anno(L, St), - op=#c_literal{val=exact}, - key=pattern_map_key(K,St), - val=pattern(V, St)}. - -pattern_map_key(K,St) -> - %% Throws 'nomatch' if the key can't be a literal - %% this will be a cryptic error message but it is better than nothing - case expr(K,St) of - {Key0,[],_} -> - %% Dialyzer hack redux - case coalesced_map_key(Key0) of - {ok,Key1} -> Key1; - error -> throw(nomatch) - end; - _ -> throw(nomatch) - end. +pat_alias_map_pair_values([Cv]) -> Cv; +pat_alias_map_pair_values([Cv1,Cv2|Cvs]) -> + pat_alias_map_pair_values([pat_alias(Cv1,Cv2)|Cvs]). + +pattern_map_pair({map_field_exact,L,K,V}, St0) -> + {Ck,EpsK,St1} = safe_pattern_expr(K,St0), + {Cv,EpsV,St2} = pattern(V, St1), + {#c_map_pair{anno=lineno_anno(L,St2), + op=#c_literal{val=exact}, + key=Ck, + val=Cv},EpsK++EpsV,St2}. %% pat_bin([BinElement], State) -> [BinSeg]. pat_bin(Ps, St) -> [pat_segment(P, St) || P <- Ps]. -pat_segment({bin_element,_,Term,Size,[Type,{unit,Unit}|Flags]}, St) -> - #c_bitstr{val=pattern(Term, St),size=pattern(Size, St), +pat_segment({bin_element,_,Val,Size,[Type,{unit,Unit}|Flags]}, St) -> + {Pval,[],St1} = pattern(Val,St), + {Psize,[],_St2} = pattern(Size,St1), + #c_bitstr{val=Pval,size=Psize, unit=#c_literal{val=Unit}, type=#c_literal{val=Type}, flags=#c_literal{val=Flags}}. @@ -1659,6 +1716,8 @@ pat_segment({bin_element,_,Term,Size,[Type,{unit,Unit}|Flags]}, St) -> pat_alias(#c_var{name=V1}, P2) -> #c_alias{var=#c_var{name=V1},pat=P2}; pat_alias(P1, #c_var{name=V2}) -> #c_alias{var=#c_var{name=V2},pat=P1}; + +%% alias cons pat_alias(#c_cons{}=Cons, #c_literal{anno=A,val=[H|T]}=S) -> pat_alias(Cons, ann_c_cons_skel(A, #c_literal{anno=A,val=H}, S#c_literal{val=T})); @@ -1667,6 +1726,8 @@ pat_alias(#c_literal{anno=A,val=[H|T]}=S, #c_cons{}=Cons) -> S#c_literal{val=T}), Cons); pat_alias(#c_cons{anno=Anno,hd=H1,tl=T1}, #c_cons{hd=H2,tl=T2}) -> ann_c_cons(Anno, pat_alias(H1, H2), pat_alias(T1, T2)); + +%% alias tuples pat_alias(#c_tuple{anno=Anno,es=Es1}, #c_literal{val=T}) when is_tuple(T) -> Es2 = [#c_literal{val=E} || E <- tuple_to_list(T)], ann_c_tuple(Anno, pat_alias_list(Es1, Es2)); @@ -1675,6 +1736,12 @@ pat_alias(#c_literal{anno=Anno,val=T}, #c_tuple{es=Es2}) when is_tuple(T) -> ann_c_tuple(Anno, pat_alias_list(Es1, Es2)); pat_alias(#c_tuple{anno=Anno,es=Es1}, #c_tuple{es=Es2}) -> ann_c_tuple(Anno, pat_alias_list(Es1, Es2)); + +%% alias maps +%% There are no literals in maps patterns (patterns are always abstract) +pat_alias(#c_map{es=Es1}=M,#c_map{es=Es2}) -> + M#c_map{es=pat_alias_map_pairs(Es1,Es2)}; + pat_alias(#c_alias{var=V1,pat=P1}, #c_alias{var=V2,pat=P2}) -> if V1 =:= V2 -> #c_alias{var=V1,pat=pat_alias(P1, P2)}; @@ -1697,9 +1764,15 @@ pat_alias_list([A1|A1s], [A2|A2s]) -> pat_alias_list([], []) -> []; pat_alias_list(_, _) -> throw(nomatch). -%% pattern_list([P], State) -> [P]. +%% pattern_list([P], State) -> {[P],Exprs,St} + +pattern_list([P0|Ps0], St0) -> + {P1,Eps,St1} = pattern(P0, St0), + {Ps1,Epsl,St2} = pattern_list(Ps0, St1), + {[P1|Ps1], Eps ++ Epsl, St2}; +pattern_list([], St) -> + {[],[],St}. -pattern_list(Ps, St) -> [pattern(P, St) || P <- Ps]. %% make_vars([Name]) -> [{Var,Name}]. @@ -1999,9 +2072,14 @@ upattern(#c_tuple{es=Es0}=Tuple, Ks, St0) -> upattern(#c_map{es=Es0}=Map, Ks, St0) -> {Es1,Esg,Esv,Eus,St1} = upattern_list(Es0, Ks, St0), {Map#c_map{es=Es1},Esg,Esv,Eus,St1}; -upattern(#c_map_pair{op=#c_literal{val=exact},val=V0}=MapPair, Ks, St0) -> - {V,Vg,Vv,Vu,St1} = upattern(V0, Ks, St0), - {MapPair#c_map_pair{val=V},Vg,Vv,Vu,St1}; +upattern(#c_map_pair{op=#c_literal{val=exact},key=K0,val=V0}=Pair,Ks,St0) -> + {V,Vg,Vn,Vu,St1} = upattern(V0, Ks, St0), + % A variable key must be considered used here + Ku = case K0 of + #c_var{name=Name} -> [Name]; + _ -> [] + end, + {Pair#c_map_pair{val=V},Vg,Vn,union(Ku,Vu),St1}; upattern(#c_binary{segments=Es0}=Bin, Ks, St0) -> {Es1,Esg,Esv,Eus,St1} = upat_bin(Es0, Ks, St0), {Bin#c_binary{segments=Es1},Esg,Esv,Eus,St1}; @@ -2372,8 +2450,6 @@ format_error(nomatch) -> "pattern cannot possibly match"; format_error(bad_binary) -> "binary construction will fail because of a type mismatch"; -format_error(bad_map_key) -> - "map construction will fail because of none literal key (large binaries are not literals)"; format_error(bad_map) -> "map construction will fail because of a type mismatch". diff --git a/lib/compiler/src/v3_kernel.erl b/lib/compiler/src/v3_kernel.erl index 40d2f72b4c..6504351c02 100644 --- a/lib/compiler/src/v3_kernel.erl +++ b/lib/compiler/src/v3_kernel.erl @@ -527,9 +527,9 @@ map_split_pairs(A, Var, Ces, Sub, St0) -> Pairs0 = [{Op,K,V} || #c_map_pair{op=#c_literal{val=Op},key=K,val=V} <- Ces], {Pairs,Esp,St1} = foldr(fun ({Op,K0,V0}, {Ops,Espi,Sti0}) when Op =:= assoc; Op =:= exact -> - {K,[],Sti1} = expr(K0, Sub, Sti0), - {V,Ep,Sti2} = atomic(V0, Sub, Sti1), - {[{Op,K,V}|Ops],Ep ++ Espi,Sti2} + {K,Eps1,Sti1} = atomic(K0, Sub, Sti0), + {V,Eps2,Sti2} = atomic(V0, Sub, Sti1), + {[{Op,K,V}|Ops],Eps1 ++ Eps2 ++ Espi,Sti2} end, {[],[],St0}, Pairs0), case map_group_pairs(Pairs) of @@ -577,11 +577,12 @@ map_key_is_used(K,Used) -> dict:find(map_key_clean(K),Used). %% Be explicit instead of using set_kanno(K,[]) -map_key_clean(#k_literal{val=V}) -> {k_literal,V}; -map_key_clean(#k_int{val=V}) -> {k_int,V}; -map_key_clean(#k_float{val=V}) -> {k_float,V}; -map_key_clean(#k_atom{val=V}) -> {k_atom,V}; -map_key_clean(#k_nil{}) -> k_nil. +map_key_clean(#k_var{name=V}) -> {var,V}; +map_key_clean(#k_literal{val=V}) -> {lit,V}; +map_key_clean(#k_int{val=V}) -> {lit,V}; +map_key_clean(#k_float{val=V}) -> {lit,V}; +map_key_clean(#k_atom{val=V}) -> {lit,V}; +map_key_clean(#k_nil{}) -> {lit,[]}. %% call_type(Module, Function, Arity) -> call | bif | apply | error. @@ -757,23 +758,22 @@ flatten_alias(#c_alias{var=V,pat=P}) -> flatten_alias(Pat) -> {[],Pat}. pattern_map_pairs(Ces0, Isub, Osub0, St0) -> - %% It is assumed that all core keys are literals - %% It is later assumed that these keys are term sorted - %% so we need to sort them here - Ces1 = lists:sort(fun - (#c_map_pair{key=CkA},#c_map_pair{key=CkB}) -> - A = core_lib:literal_value(CkA), - B = core_lib:literal_value(CkB), - erts_internal:cmp_term(A,B) < 0 - end, Ces0), %% pattern the pair keys and values as normal {Kes,{Osub1,St1}} = lists:mapfoldl(fun (#c_map_pair{anno=A,key=Ck,val=Cv},{Osubi0,Sti0}) -> - {Kk,Osubi1,Sti1} = pattern(Ck, Isub, Osubi0, Sti0), - {Kv,Osubi2,Sti2} = pattern(Cv, Isub, Osubi1, Sti1), + {Kk,[],Sti1} = expr(Ck, Isub, Sti0), + {Kv,Osubi2,Sti2} = pattern(Cv, Isub, Osubi0, Sti1), {#k_map_pair{anno=A,key=Kk,val=Kv},{Osubi2,Sti2}} - end, {Osub0, St0}, Ces1), - {Kes,Osub1,St1}. + end, {Osub0, St0}, Ces0), + %% It is later assumed that these keys are term sorted + %% so we need to sort them here + Kes1 = lists:sort(fun + (#k_map_pair{key=KkA},#k_map_pair{key=KkB}) -> + A = map_key_clean(KkA), + B = map_key_clean(KkB), + erts_internal:cmp_term(A,B) < 0 + end, Kes), + {Kes1,Osub1,St1}. pattern_bin(Es, Isub, Osub0, St0) -> {Kbin,{_,Osub},St} = pattern_bin_1(Es, Isub, Osub0, St0), @@ -1550,13 +1550,11 @@ arg_val(Arg, C) -> {set_kanno(S, []),U,T,Fs} end; #k_map{op=exact,es=Es} -> - Keys = [begin - #k_map_pair{key=#k_literal{val=Key}} = Pair, - Key - end || Pair <- Es], - %% multiple keys may have the same name - %% do not use ordsets - lists:sort(fun(A,B) -> erts_internal:cmp_term(A,B) < 0 end, Keys) + lists:sort(fun(A,B) -> + %% on the form K :: {'lit' | 'var', term()} + %% lit < var as intended + erts_internal:cmp_term(A,B) < 0 + end, [map_key_clean(Key) || #k_map_pair{key=Key} <- Es]) end. %% ubody_used_vars(Expr, State) -> [UsedVar] @@ -1943,6 +1941,7 @@ lit_list_vars(Ps) -> %% pat_vars(Pattern) -> {[UsedVarName],[NewVarName]}. %% Return variables in a pattern. All variables are new variables %% except those in the size field of binary segments. +%% and map_pair keys pat_vars(#k_var{name=N}) -> {[],[N]}; %%pat_vars(#k_char{}) -> {[],[]}; @@ -1967,8 +1966,10 @@ pat_vars(#k_tuple{es=Es}) -> pat_list_vars(Es); pat_vars(#k_map{es=Es}) -> pat_list_vars(Es); -pat_vars(#k_map_pair{val=V}) -> - pat_vars(V). +pat_vars(#k_map_pair{key=K,val=V}) -> + {U1,New} = pat_vars(V), + {[], U2} = pat_vars(K), + {union(U1,U2),New}. pat_list_vars(Ps) -> foldl(fun (P, {Used0,New0}) -> diff --git a/lib/compiler/src/v3_kernel.hrl b/lib/compiler/src/v3_kernel.hrl index ab66445f73..b008285d9f 100644 --- a/lib/compiler/src/v3_kernel.hrl +++ b/lib/compiler/src/v3_kernel.hrl @@ -38,7 +38,7 @@ -record(k_nil, {anno=[]}). -record(k_tuple, {anno=[],es}). --record(k_map, {anno=[],var,op,es}). +-record(k_map, {anno=[],var=#k_literal{val=#{}},op,es}). -record(k_map_pair, {anno=[],key,val}). -record(k_cons, {anno=[],hd,tl}). -record(k_binary, {anno=[],segs}). diff --git a/lib/compiler/test/Makefile b/lib/compiler/test/Makefile index 0b56a49cd6..892a401c75 100644 --- a/lib/compiler/test/Makefile +++ b/lib/compiler/test/Makefile @@ -108,7 +108,7 @@ RELSYSDIR = $(RELEASE_PATH)/compiler_test # ---------------------------------------------------- ERL_MAKE_FLAGS += -ERL_COMPILE_FLAGS += -I$(ERL_TOP)/lib/test_server/include +clint +ERL_COMPILE_FLAGS += -I$(ERL_TOP)/lib/test_server/include +clint +clint0 EBIN = . diff --git a/lib/compiler/test/compilation_SUITE.erl b/lib/compiler/test/compilation_SUITE.erl index f7b1dbdddf..8711f35e8e 100644 --- a/lib/compiler/test/compilation_SUITE.erl +++ b/lib/compiler/test/compilation_SUITE.erl @@ -436,7 +436,7 @@ self_compile_1(Config, Prefix, Opts) -> %% Compile the compiler. (In this node to get better coverage.) ?line CompA = make_compiler_dir(Priv, Prefix++"compiler_a"), ?line VsnA = Version ++ ".0", - ?line compile_compiler(compiler_src(), CompA, VsnA, [clint|Opts]), + compile_compiler(compiler_src(), CompA, VsnA, [clint0,clint|Opts]), %% Compile the compiler again using the newly compiled compiler. %% (In another node because reloading the compiler would disturb cover.) diff --git a/lib/compiler/test/compile_SUITE.erl b/lib/compiler/test/compile_SUITE.erl index 8cb7d1b55b..128291dc67 100644 --- a/lib/compiler/test/compile_SUITE.erl +++ b/lib/compiler/test/compile_SUITE.erl @@ -365,7 +365,7 @@ listings_big(Config) when is_list(Config) -> ?line do_listing(Big, TargetDir, dkern, ".kernel"), ?line Target = filename:join(TargetDir, big), - ?line {ok,big} = compile:file(Target, [asm,{outdir,TargetDir}]), + {ok,big} = compile:file(Target, [from_asm,{outdir,TargetDir}]), %% Cleanup. ?line ok = file:delete(Target ++ ".beam"), diff --git a/lib/compiler/test/error_SUITE.erl b/lib/compiler/test/error_SUITE.erl index bd877bb528..0d23f12fb5 100644 --- a/lib/compiler/test/error_SUITE.erl +++ b/lib/compiler/test/error_SUITE.erl @@ -23,7 +23,7 @@ -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, head_mismatch_line/1,warnings_as_errors/1, bif_clashes/1, - transforms/1,forbidden_maps/1,bad_utf8/1]). + transforms/1,maps_warnings/1,bad_utf8/1]). %% Used by transforms/1 test case. -export([parse_transform/2]). @@ -37,7 +37,7 @@ all() -> groups() -> [{p,test_lib:parallel(), [head_mismatch_line,warnings_as_errors,bif_clashes, - transforms,forbidden_maps,bad_utf8]}]. + transforms,maps_warnings,bad_utf8]}]. init_per_suite(Config) -> Config. @@ -241,17 +241,30 @@ parse_transform(_, _) -> error(too_bad). -forbidden_maps(Config) when is_list(Config) -> - Ts1 = [{map_illegal_use_of_pattern, +maps_warnings(Config) when is_list(Config) -> + Ts1 = [{map_ok_use_of_pattern, <<" - -export([t/0]). + -export([t/1]). + t(K) -> + #{K := 1 = V} = id(#{<<\"hi all\">> => 1}), + V. + id(I) -> I. + ">>, + [return], + []}, + {map_illegal_use_of_pattern, + <<" + -export([t/0,t/2]). + t(K,#{ K := V }) -> V. t() -> V = 32, #{<<\"hi\",V,\"all\">> := 1} = id(#{<<\"hi all\">> => 1}). id(I) -> I. ">>, [return], - {error,[{5,erl_lint,{illegal_map_key_variable,'V'}}], []}}], + {error,[{3,erl_lint,{unbound_var,'K'}}, + {6,erl_lint,illegal_map_key}],[]}} + ], [] = run2(Config, Ts1), ok. diff --git a/lib/compiler/test/map_SUITE.erl b/lib/compiler/test/map_SUITE.erl index 403b7e8405..75efce9d7b 100644 --- a/lib/compiler/test/map_SUITE.erl +++ b/lib/compiler/test/map_SUITE.erl @@ -21,6 +21,7 @@ ]). -export([ + %% literals t_build_and_match_literals/1, t_update_literals/1,t_match_and_update_literals/1, t_update_map_expressions/1, @@ -32,6 +33,15 @@ t_map_size/1, t_build_and_match_aliasing/1, + %% variables + t_build_and_match_variables/1, + t_update_assoc_variables/1,t_update_exact_variables/1, + t_nested_pattern_expressions/1, + t_guard_update_variables/1, + t_guard_sequence_variables/1, + t_guard_sequence_mixed/1, + t_frequency_table/1, + %% warnings t_warn_useless_build/1, t_warn_pair_key_overloaded/1, @@ -52,6 +62,7 @@ suite() -> []. all() -> [ + %% literals t_build_and_match_literals, t_update_literals, t_match_and_update_literals, t_update_map_expressions, @@ -62,6 +73,15 @@ all() -> [ t_map_size, t_build_and_match_aliasing, + %% variables + t_build_and_match_variables, + t_update_assoc_variables,t_update_exact_variables, + t_nested_pattern_expressions, + t_guard_update_variables, + t_guard_sequence_variables, + t_guard_sequence_mixed, + t_frequency_table, + %% warnings t_warn_useless_build, t_warn_pair_key_overloaded, @@ -73,6 +93,7 @@ all() -> [ t_build_and_match_nil, t_build_and_match_structure, + %% errors in 17.0-rc1 t_update_values, t_expand_map_update, @@ -119,6 +140,11 @@ t_build_and_match_literals(Config) when is_list(Config) -> %% nil key #{[]:=ok,1:=2} = id(#{[]=>ok,1=>2}), + #{1:=2,[]:=ok,1:=2} = id(#{[]=>ok,1=>2}), + + %% pseudo literals + #{ -3 := yep } = id(#{ -3 => yep }), + #{ <<0:358>> := "three" } = id(#{<<0:358>> =>"three"}), %% error case {'EXIT',{{badmatch,_},_}} = (catch (#{x:=3,x:=2} = id(#{x=>3}))), @@ -126,10 +152,10 @@ t_build_and_match_literals(Config) when is_list(Config) -> {'EXIT',{{badmatch,_},_}} = (catch (#{x:=3} = id({a,b,c}))), {'EXIT',{{badmatch,_},_}} = (catch (#{x:=3} = id(#{y=>3}))), {'EXIT',{{badmatch,_},_}} = (catch (#{x:=3} = id(#{x=>"three"}))), - {'EXIT',{badarg,_}} = (catch id(#{<<0:258>> =>"three"})), {'EXIT',{{badmatch,_},_}} = (catch (#{#{"a"=>42} := 3}=id(#{#{"a"=>3}=>42}))), ok. + t_build_and_match_aliasing(Config) when is_list(Config) -> M1 = id(#{a=>1,b=>2,c=>3,d=>4}), #{c:=C1=_=_=C2} = M1, @@ -143,6 +169,19 @@ t_build_and_match_aliasing(Config) when is_list(Config) -> M2 = id(#{"a"=>1,"b"=>2,"c"=>3,"d"=>4}), #{"a":=A2,"a":=A2,"a":=A2,"b":=B2,"b":=B2,"b":=2} = M2, #{"a":=_,"a":=_,"a":=_,"b":=_,"b":=_,"b":=2} = M2, + + #{a:=A1,a:=A1,a:=A1,b:=B1,b:=B1} = #{a:=A1,a:=A1,a:=A1,b:=B1,b:=B1,b:=2} = M1, + #{"a":=A3,"b":=B3} = #{"a":=A3,"a":=A3} = #{"b":=B3,"b":=2} = M2, + + #{"a":=1,"b":=2,"c":=3,"d":=4} = #{"a":=A4,"b":=B4} = #{"a":=A4,"a":=A4} = #{"b":=B4,"d":=4} = M2, + #{"a":=A5,"b":=B5} = #{"a":=A5,"a":=A5} = #{"b":=B5,"d":=4} = #{"a":=1,"b":=2,"c":=3,"d":=4} = M2, + #{"a":=_,"b":=_} = #{"a":=_,"a":=_} = #{"b":=_,"d":=4} = #{"a":=1,"b":=2,"c":=3,"d":=4} = M2, + + M3 = id(#{<<12:300>>=>1,<<13:300>>=>2}), + #{<<12:300>> := V1, <<13:300>> := V2} = #{<<13:300>> := V2, <<12:300>> := V1} = M3, + #{<<12:300>> := 1, <<13:300>> := 2} = #{<<13:300>> := _, <<12:300>> := _} = M3, + #{<<13:300>> := _, <<12:300>> := _} = #{<<12:300>> := 1, <<13:300>> := 2} = M3, + ok. t_map_size(Config) when is_list(Config) -> @@ -241,11 +280,14 @@ t_update_assoc(Config) when is_list(Config) -> #{1:=a,2:=b,3.0:=new,4:=d,5:=e} = M2, M2 = M0#{3.0:=wrong,3.0=>new}, + % Can't handle directly yet + Bin = <<0:257>>, + #{ Bin := val } = id(M0#{<<0:257>> => val}), %% binary limitation + %% Errors cases. BadMap = id(badmap), {'EXIT',{badarg,_}} = (catch BadMap#{nonexisting=>val}), {'EXIT',{badarg,_}} = (catch <<>>#{nonexisting=>val}), - {'EXIT',{badarg,_}} = (catch M0#{<<0:257>> => val}), %% limitation ok. t_update_exact(Config) when is_list(Config) -> @@ -281,8 +323,10 @@ t_update_values(Config) when is_list(Config) -> V0 = id(1337), M0 = #{ a => 1, val => V0}, V1 = get_val(M0), - M1 = M0#{ val := [V0,V1], "wazzup" => 42 }, + M1 = id(M0#{ val := [V0,V1], "wazzup" => 42 }), [1337, {some_val, 1337}] = get_val(M1), + M2 = id(M1#{ <<42:333>> => 1337 }), + {bin_key,1337} = get_val(M2), N = 110, List = [{[I,1,2,3,I],{1,2,3,"wat",I}}|| I <- lists:seq(1,N)], @@ -308,6 +352,7 @@ t_export(Config) when is_list(Config) -> check_val(#{val1:=V1, val2:=V2},V1,V2) -> ok. +get_val(#{ <<42:333>> := V }) -> {bin_key, V}; get_val(#{ "wazzup" := _, val := V}) -> V; get_val(#{ val := V }) -> {some_val, V}. @@ -437,7 +482,10 @@ guard_receive_loop() -> t_list_comprehension(Config) when is_list(Config) -> - [#{k:=1},#{k:=2},#{k:=3}] = [#{k=>I} || I <- [1,2,3]], + [#{k:=1},#{k:=2},#{k:=3}] = id([#{k=>I} || I <- [1,2,3]]), + Ls = id([#{<<2:301>> => I, "wat" => I + 1} || I <- [1,2,3]]), + [#{<<2:301>>:=1,"wat":=2},#{<<2:301>>:=2,"wat":=3},#{<<2:301>>:=3,"wat":=4}] = Ls, + [{1,2},{2,3},{3,4}] = id([{I2,I1} || #{"wat" := I1, <<2:301>> := I2} <- Ls]), ok. t_guard_fun(Config) when is_list(Config) -> @@ -601,5 +649,325 @@ t_build_and_match_structure(Config) when is_list(Config) -> end, ok. +%% simple build and match variables +t_build_and_match_variables(Config) when is_list(Config) -> + K0 = id(#{}), + K1 = id(1), V1 = id(a), + K2 = id(2), V2 = id(b), + K3 = id(3), V3 = id("c"), + K4 = id("4"), V4 = id("d"), + K5 = id(<<"5">>), V5 = id(<<"e">>), + K6 = id({"6",7}), V6 = id("f"), + K7 = id(#{ "a" => 3 }), + #{K1:=V1} = id(#{K1=>V1}), + #{K1:=V1,K2:=V2} = id(#{K1=>V1,K2=>V2}), + #{K1:=V1,K2:=V2,K3:=V3} = id(#{K1=>V1,K2=>V2,K3=>V3}), + #{K1:=V1,K2:=V2,K3:=V3,K4:=V4} = id(#{K1=>V1,K2=>V2,K3=>V3,K4=>V4}), + #{K1:=V1,K2:=V2,K3:=V3,K4:=V4,K5:=V5} = id(#{K1=>V1,K2=>V2,K3=>V3,K4=>V4,K5=>V5}), + #{K1:=V1,K2:=V2,K3:=V3,K4:=V4,K5:=V5,K6:=V6} = id(#{K1=>V1,K2=>V2,K3=>V3,K4=>V4,K5=>V5,K6=>V6}), + + #{K5:=X,K5:=X=3,K4:=4} = id(#{K5=>3,K4=>4}), + #{K5:=X,<<"5">>:=X=3,K4:=4} = id(#{K5=>3,K4=>4}), + #{K5:=X,<<"5">>:=X=3,K4:=4} = id(#{<<"5">>=>3,K4=>4}), + + #{ K4:=#{ K3:=#{K1:=V1, K2:=V2}}, K5:=V5} = + id(#{ K5=>V5, K4=>#{ K3=>#{K2 => V2, K1 => V1}}}), + #{ K4 := #{ K5 := Res }, K6 := Res} = id(#{K4=>#{K5 => 99}, K6 => 99}), + + %% has keys + #{a :=_,b :=_,K1:=_,K2:=_,K3:=V3,K4:=ResKey,K4:=ResKey,"4":=ResKey,"4":="ok"} = + id(#{ a=>1, b=>1, K1=>V1, K2=>V2, K3=>V3, K4=>"nope", "4"=>"ok" }), + + %% function + ok = match_function_map_neg_keys(#{ -1 => a, -2 => b, -3 => c }), + + %% map key + #{ K0 := 42 } = id(#{ K0 => 42 }), + #{ K7 := 42 } = id(#{ K7 => 42 }), + + %% nil key + KNIL = id([]), + #{KNIL:=ok,1:=2} = id(#{KNIL=>ok,1=>2}), + + Bin = <<0:258>>, + #{ Bin := "three" } = id(#{<<0:258>> =>"three"}), + + %% error case + {'EXIT',{{badmatch,_},_}} = (catch (#{K5:=3,x:=2} = id(#{K5=>3}))), + {'EXIT',{{badmatch,_},_}} = (catch (#{K5:=2} = id(#{K5=>3}))), + {'EXIT',{{badmatch,_},_}} = (catch (#{K5:=3} = id({a,b,c}))), + {'EXIT',{{badmatch,_},_}} = (catch (#{K5:=3} = id(#{K6=>3}))), + {'EXIT',{{badmatch,_},_}} = (catch (#{K5:=3} = id(K7))), + {'EXIT',{{badmatch,_},_}} = (catch (#{K7:=3} = id(#{K7=>42}))), + ok. + + +match_function_map_neg_keys(#{ -1 := a, -2 := b, -3 := c }) -> ok. + +t_update_assoc_variables(Config) when is_list(Config) -> + K1 = id(1), + K2 = id(2), + K3 = id(3.0), + K4 = id(4), + K5 = id(5), + K6 = id(2.0), + + M0 = #{K1=>a,K2=>b,K3=>c,K4=>d,K5=>e}, + + M1 = M0#{K1=>42,K2=>100,K4=>[a,b,c]}, + #{1:=42,2:=100,3.0:=c,4:=[a,b,c],5:=e} = M1, + #{1:=42,2:=b,4:=d,5:=e,2.0:=100,K3:=c,4.0:=[a,b,c]} = M0#{1.0=>float,1:=42,2.0=>wrong,K6=>100,4.0=>[a,b,c]}, + + M2 = M0#{K3=>new}, + #{1:=a,2:=b,K3:=new,4:=d,5:=e} = M2, + M2 = M0#{3.0:=wrong,K3=>new}, + + #{ <<0:258>> := val } = id(M0#{<<0:258>> => val}), %% binary limitation + + %% Errors cases. + BadMap = id(badmap), + {'EXIT',{badarg,_}} = (catch BadMap#{nonexisting=>val}), + {'EXIT',{badarg,_}} = (catch <<>>#{nonexisting=>val}), + ok. + +t_update_exact_variables(Config) when is_list(Config) -> + K1 = id(1), + K2 = id(2), + K3 = id(3.0), + K4 = id(4), + + M0 = id(#{1=>a,2=>b,3.0=>c,4=>d,5=>e}), + + M1 = M0#{K1:=42,K2:=100,K4:=[a,b,c]}, + #{1:=42,2:=100,3.0:=c,K4:=[a,b,c],5:=e} = M1, + M1 = M0#{K1:=wrong,1:=also_wrong,K1=>42,2=>wrong,K2:=100,4:=[a,b,c]}, + + M2 = M0#{K3:=new}, + #{1:=a,K2:=b,3.0:=new,K4:=d,5:=e} = M2, + M2 = M0#{3.0=>wrong,K3:=new}, + true = M2 =/= M0#{3=>right,3.0:=new}, + #{ 3 := right, 3.0 := new } = M0#{3=>right,K3:=new}, + + M3 = id(#{ 1 => val}), + #{1 := update2,1.0 := new_val4} = M3#{ + 1.0 => new_val1, K1 := update, K1=> update3, + K1 := update2, 1.0 := new_val2, 1.0 => new_val3, + 1.0 => new_val4 }, + + #{ "wat" := 3, 2 := a } = id(#{ "wat" => 1, K2 => 2 }#{ K2 := a, "wat" := 3 }), + + %% Errors cases. + {'EXIT',{badarg,_}} = (catch ((id(nil))#{ a := b })), + {'EXIT',{badarg,_}} = (catch M0#{nonexisting:=val}), + {'EXIT',{badarg,_}} = (catch M0#{1.0:=v,1.0=>v2}), + {'EXIT',{badarg,_}} = (catch M0#{42.0:=v,42:=v2}), + {'EXIT',{badarg,_}} = (catch M0#{42=>v1,42.0:=v2,42:=v3}), + {'EXIT',{badarg,_}} = (catch <<>>#{nonexisting:=val}), + {'EXIT',{badarg,_}} = (catch M0#{<<0:257>> := val}), %% limitation + ok. + +t_nested_pattern_expressions(Config) when is_list(Config) -> + K1 = id("hello"), + %K2 = id({ok}), + [_,_,#{ <<"hi">> := wat, K1 := 42 }|_] = id([k,k,#{<<"hi">> => wat, K1 => 42}]), + [_,_,#{ -1 := wat, K1 := 42 }|_] = id([k,k,#{-1 => wat, K1 => 42}]), + [_,_,{#{ -1 := #{ {-3,<<0:300>>} := V1 }, K1 := 42 },3}|_] = id([k,k,{#{-1 => #{{-3,<<0:300>>}=>"hi"}, K1 => 42},3}]), + "hi" = V1, + %[k,#{ {-1,K1,[]} := {wat,K1}, K2 := 42 }|_] = id([k,#{{-1,K1,[]} => {wat,K1}, K2 => 42}]), + %[k,#{ [-1,K2,[]] := {wat,K1}, K1 := 42 }|_] = id([k,#{[-1,K2,[]] => {wat,K1}, K1 => 42}]), + + M0 = id(#{ <<33:333>> => 1, <<332:333>> => ok, a => ok, wat => yep, watzor => ok }), + F0 = map_nested_pattern_funs(M0), + F1 = F0(wat), + F2 = F1(watzor), + {yep,ok} = F2(M0), + ok. + +map_nested_pattern_funs(M) -> + K0 = id(a), + fun(K1) -> + case M of + #{ K0 := ok, K1 := yep, <<33:333>> := 1 } -> + fun(K2) -> + case M of + #{ K2 := ok, K1 := yep, <<33:333>> := 1 } -> + fun + (#{ <<332:333>> := ok, K1 := V1, K2 := V2 }) -> + {V1,V2} + end + end + end + end + end. + +t_guard_update_variables(Config) when is_list(Config) -> + error = map_guard_update_variables(n,#{},#{}), + first = map_guard_update_variables(x,#{}, #{x=>first}), + second = map_guard_update_variables(x,#{y=>old}, #{x=>second,y=>old}), + third = map_guard_update_variables(x,#{x=>old,y=>old}, #{x=>third,y=>old}), + fourth = map_guard_update_variables(x,#{x=>old,y=>old}, #{x=>4,y=>new}), + ok. + +map_guard_update_variables(K,M1,M2) when M1#{K=>first} =:= M2 -> first; +map_guard_update_variables(K,M1,M2) when M1#{K=>second} =:= M2 -> second; +map_guard_update_variables(K,M1,M2) when M1#{K:=third} =:= M2 -> third; +map_guard_update_variables(K,M1,M2) when M1#{K:=4,y=>new} =:= M2 -> fourth; +map_guard_update_variables(_,_,_) -> error. + +t_guard_sequence_variables(Config) when is_list(Config) -> + {1,"a"} = map_guard_sequence_var_1(a,#{seq=>1,a=>id("a"),b=>no}), + {2,"b"} = map_guard_sequence_var_1(b,#{seq=>2,b=>id("b"),a=>no}), + {3,"c"} = map_guard_sequence_var_1(a,#{seq=>3,a=>id("c"),b=>no}), + {4,"d"} = map_guard_sequence_var_1(b,#{seq=>4,b=>id("d"),a=>no}), + {4,4} = map_guard_sequence_var_1(seq,#{seq=>4}), + {4,4,y} = map_guard_sequence_var_1(seq,#{seq=>4,b=>id("d"),a=>y}), + {5,"d"} = map_guard_sequence_var_1(b,#{seq=>5,b=>id("d"),a=>y}), + + %% error case + {'EXIT',{{case_clause,_},_}} = (catch map_guard_sequence_var_1("a",#{seq=>4,val=>id("e")})), + ok. + + +map_guard_sequence_var_1(K,M) -> + case M of + #{seq:=1=Seq, K:=Val} -> {Seq,Val}; + #{seq:=2=Seq, K:=Val} -> {Seq,Val}; + #{seq:=3=Seq, K:=Val} -> {Seq,Val}; + #{K:=4=Seq, K:=Val1,a:=Val2} -> {Seq,Val1,Val2}; + #{seq:=4=Seq, K:=Val} -> {Seq,Val}; + #{K:=4=Seq, K:=Val} -> {Seq,Val}; + #{seq:=5=Seq, K:=Val} -> {Seq,Val} + end. + + +t_guard_sequence_mixed(Config) when is_list(Config) -> + M0 = id(#{ a=>1, b=>1, c=>1, d=>1, e=>1, f=>1, g=>1, h=>1 }), + M1 = id(M0#{ d := 3 }), + 1 = map_guard_sequence_mixed(a,d,M1), + M2 = id(M1#{ b := 2, d := 4, h := 2 }), + 2 = map_guard_sequence_mixed(a,d,M2), + M3 = id(M2#{ b := 3, e := 5, g := 3 }), + 3 = map_guard_sequence_mixed(a,e,M3), + M4 = id(M3#{ c := 4, e := 6, h := 1 }), + 4 = map_guard_sequence_mixed(a,e,M4), + M5 = id(M4#{ c := 5, f := 7, g := 2 }), + 5 = map_guard_sequence_mixed(a,f,M5), + M6 = id(M5#{ c := 6, f := 8, h := 3 }), + 6 = map_guard_sequence_mixed(a,f,M6), + + %% error case + {'EXIT',{{case_clause,_},_}} = (catch map_guard_sequence_mixed(a,b,M0)), + ok. + +map_guard_sequence_mixed(K1,K2,M) -> + case M of + #{ K1 := 1, b := 1, K2 := 3, g := 1} -> 1; + #{ K1 := 1, b := 2, K2 := 4, h := 2} -> 2; + #{ K1 := 1, b := 3, K2 := 5, g := 3} -> 3; + #{ K1 := 1, c := 4, K2 := 6, h := 1} -> 4; + #{ K1 := 1, c := 5, K2 := 7, g := 2} -> 5; + #{ K1 := 1, c := 6, K2 := 8, h := 3} -> 6 + end. + + + +t_frequency_table(Config) when is_list(Config) -> + random:seed({13,1337,54}), % pseudo random + N = 100000, + Ts = rand_terms(N), + #{ n:=N, tf := Tf } = frequency_table(Ts,#{ n=>0, tf => #{}}), + ok = check_frequency(Ts,Tf), + ok. + + +frequency_table([T|Ts], M) -> + case M of + #{ n := N, tf := #{ T := C } = F } -> + frequency_table(Ts,M#{ n := N + 1, tf := F#{ T := C + 1 }}); + #{ n := N, tf := F } -> + frequency_table(Ts,M#{ n := N + 1, tf := F#{ T => 1 }}) + end; +frequency_table([], M) -> M. + + +check_frequency(Ts,Tf) -> + check_frequency(Ts,Tf,dict:new()). + +check_frequency([T|Ts],Tf,D) -> + case dict:find(T,D) of + error -> check_frequency(Ts,Tf,dict:store(T,1,D)); + {ok,C} -> check_frequency(Ts,Tf,dict:store(T,C+1,D)) + end; +check_frequency([],Tf,D) -> + validate_frequency(dict:to_list(D),Tf). + +validate_frequency([{T,C}|Fs],Tf) -> + case Tf of + #{ T := C } -> validate_frequency(Fs,Tf); + _ -> error + end; +validate_frequency([], _) -> ok. + + +%% aux + +rand_terms(0) -> []; +rand_terms(N) -> [rand_term()|rand_terms(N-1)]. + +rand_term() -> + case random:uniform(6) of + 1 -> rand_binary(); + 2 -> rand_number(); + 3 -> rand_atom(); + 4 -> rand_tuple(); + 5 -> rand_list(); + 6 -> rand_map() + end. + +rand_binary() -> + case random:uniform(3) of + 1 -> <<>>; + 2 -> <<"hi">>; + 3 -> <<"message text larger than 64 bytes. yep, message text larger than 64 bytes.">> + end. + +rand_number() -> + case random:uniform(3) of + 1 -> random:uniform(5); + 2 -> float(random:uniform(5)); + 3 -> 1 bsl (63 + random:uniform(3)) + end. + +rand_atom() -> + case random:uniform(3) of + 1 -> hi; + 2 -> some_atom; + 3 -> some_other_atom + end. + + +rand_tuple() -> + case random:uniform(3) of + 1 -> {ok, rand_term()}; % careful + 2 -> {1, 2, 3}; + 3 -> {<<"yep">>, 1337} + end. + +rand_list() -> + case random:uniform(3) of + 1 -> "hi"; + 2 -> [1,rand_term()]; % careful + 3 -> [improper|list] + end. + +rand_map() -> + case random:uniform(3) of + 1 -> #{ hi => 3 }; + 2 -> #{ wat => rand_term(), other => 3 }; % careful + 3 -> #{ hi => 42, other => 42, yet_anoter => 1337 } + end. + + + %% Use this function to avoid compile-time evaluation of an expression. id(I) -> I. diff --git a/lib/compiler/test/warnings_SUITE.erl b/lib/compiler/test/warnings_SUITE.erl index 0637041873..be0348a92d 100644 --- a/lib/compiler/test/warnings_SUITE.erl +++ b/lib/compiler/test/warnings_SUITE.erl @@ -601,7 +601,7 @@ maps(Config) when is_list(Config) -> ">>, [], {warnings,[{3,v3_core,bad_map}]}}, - {bad_map_literal_key, + {ok_map_literal_key, <<" t() -> V = id(1), @@ -614,7 +614,7 @@ maps(Config) when is_list(Config) -> id(I) -> I. ">>, [], - {warnings,[{6,v3_core,nomatch}]}}], + []}], run(Config, Ts), ok. diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c index e7215eeb64..750f3db7ef 100644 --- a/lib/crypto/c_src/crypto.c +++ b/lib/crypto/c_src/crypto.c @@ -54,6 +54,10 @@ #include <openssl/evp.h> #include <openssl/hmac.h> +#if OPENSSL_VERSION_NUMBER >= 0x1000000fL +#include <openssl/modes.h> +#endif + #include "crypto_callback.h" #if OPENSSL_VERSION_NUMBER >= 0x00908000L && !defined(OPENSSL_NO_SHA224) && defined(NID_sha224)\ @@ -85,13 +89,32 @@ # define HAVE_AES_IGE #endif +#if OPENSSL_VERSION_NUMBER >= 0x1000100fL +# define HAVE_GCM +#endif + +#if defined(NID_chacha20) && !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305) +# define HAVE_CHACHA20_POLY1305 +#endif + #if defined(HAVE_EC) #include <openssl/ec.h> #include <openssl/ecdh.h> #include <openssl/ecdsa.h> #endif +#if defined(HAVE_CHACHA20_POLY1305) +#include <openssl/chacha.h> +#include <openssl/poly1305.h> + +#if !defined(CHACHA20_NONCE_LEN) +# define CHACHA20_NONCE_LEN 8 +#endif +#if !defined(POLY1305_TAG_LEN) +# define POLY1305_TAG_LEN 16 +#endif +#endif #ifdef VALGRIND # include <valgrind/memcheck.h> @@ -257,6 +280,11 @@ static ERL_NIF_TERM ecdh_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF static ERL_NIF_TERM rand_seed_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM aes_gcm_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM aes_gcm_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); + +static ERL_NIF_TERM chacha20_poly1305_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM chacha20_poly1305_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); /* helpers */ static void init_algorithms_types(ErlNifEnv*); @@ -387,7 +415,15 @@ static ErlNifFunc nif_funcs[] = { {"ecdsa_verify_nif", 5, ecdsa_verify_nif}, {"ecdh_compute_key_nif", 3, ecdh_compute_key_nif}, - {"rand_seed_nif", 1, rand_seed_nif} + {"rand_seed_nif", 1, rand_seed_nif}, + + {"aes_gcm_encrypt", 4, aes_gcm_encrypt}, + {"aes_gcm_decrypt", 5, aes_gcm_decrypt}, + + {"chacha20_poly1305_encrypt", 4, chacha20_poly1305_encrypt}, + {"chacha20_poly1305_decrypt", 5, chacha20_poly1305_decrypt} + + }; ERL_NIF_INIT(crypto,nif_funcs,load,NULL,upgrade,unload) @@ -725,7 +761,7 @@ static ERL_NIF_TERM algo_hash[8]; /* increase when extending the list */ static int algo_pubkey_cnt; static ERL_NIF_TERM algo_pubkey[3]; /* increase when extending the list */ static int algo_cipher_cnt; -static ERL_NIF_TERM algo_cipher[2]; /* increase when extending the list */ +static ERL_NIF_TERM algo_cipher[4]; /* increase when extending the list */ static void init_algorithms_types(ErlNifEnv* env) { @@ -763,6 +799,12 @@ static void init_algorithms_types(ErlNifEnv* env) #ifdef HAVE_AES_IGE algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"aes_ige256"); #endif +#if defined(HAVE_GCM) + algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"aes_gcm"); +#endif +#if defined(HAVE_CHACHA20_POLY1305) + algo_cipher[algo_cipher_cnt++] = enif_make_atom(env,"chacha20_poly1305"); +#endif ASSERT(algo_hash_cnt <= sizeof(algo_hash)/sizeof(ERL_NIF_TERM)); ASSERT(algo_pubkey_cnt <= sizeof(algo_pubkey)/sizeof(ERL_NIF_TERM)); @@ -1760,6 +1802,236 @@ static ERL_NIF_TERM aes_ctr_stream_encrypt(ErlNifEnv* env, int argc, const ERL_N return ret; } +static ERL_NIF_TERM aes_gcm_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (Key,Iv,AAD,In) */ +#if defined(HAVE_GCM) + GCM128_CONTEXT *ctx = NULL; + ErlNifBinary key, iv, aad, in; + AES_KEY aes_key; + unsigned char *outp; + ERL_NIF_TERM out, out_tag; + + CHECK_OSE_CRYPTO(); + + if (!enif_inspect_iolist_as_binary(env, argv[0], &key) + || AES_set_encrypt_key(key.data, key.size*8, &aes_key) != 0 + || !enif_inspect_binary(env, argv[1], &iv) || iv.size == 0 + || !enif_inspect_iolist_as_binary(env, argv[2], &aad) + || !enif_inspect_iolist_as_binary(env, argv[3], &in)) { + return enif_make_badarg(env); + } + + if (!(ctx = CRYPTO_gcm128_new(&aes_key, (block128_f)AES_encrypt))) + return atom_error; + + CRYPTO_gcm128_setiv(ctx, iv.data, iv.size); + + if (CRYPTO_gcm128_aad(ctx, aad.data, aad.size)) + goto out_err; + + outp = enif_make_new_binary(env, in.size, &out); + + /* encrypt */ + if (CRYPTO_gcm128_encrypt(ctx, in.data, outp, in.size)) + goto out_err; + + /* calculate the tag */ + CRYPTO_gcm128_tag(ctx, enif_make_new_binary(env, EVP_GCM_TLS_TAG_LEN, &out_tag), EVP_GCM_TLS_TAG_LEN); + CRYPTO_gcm128_release(ctx); + + CONSUME_REDS(env, in); + + return enif_make_tuple2(env, out, out_tag); + +out_err: + CRYPTO_gcm128_release(ctx); + return atom_error; + +#else + return atom_notsup; +#endif +} + +static ERL_NIF_TERM aes_gcm_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (Key,Iv,AAD,In,Tag) */ +#if defined(HAVE_GCM) + GCM128_CONTEXT *ctx; + ErlNifBinary key, iv, aad, in, tag; + AES_KEY aes_key; + unsigned char *outp; + ERL_NIF_TERM out; + + CHECK_OSE_CRYPTO(); + + if (!enif_inspect_iolist_as_binary(env, argv[0], &key) + || AES_set_encrypt_key(key.data, key.size*8, &aes_key) != 0 + || !enif_inspect_binary(env, argv[1], &iv) || iv.size == 0 + || !enif_inspect_iolist_as_binary(env, argv[2], &aad) + || !enif_inspect_iolist_as_binary(env, argv[3], &in) + || !enif_inspect_iolist_as_binary(env, argv[4], &tag) || tag.size != EVP_GCM_TLS_TAG_LEN) { + return enif_make_badarg(env); + } + + if (!(ctx = CRYPTO_gcm128_new(&aes_key, (block128_f)AES_encrypt))) + return atom_error; + + CRYPTO_gcm128_setiv(ctx, iv.data, iv.size); + + if (CRYPTO_gcm128_aad(ctx, aad.data, aad.size)) + goto out_err; + + outp = enif_make_new_binary(env, in.size, &out); + + /* decrypt */ + if (CRYPTO_gcm128_decrypt(ctx, in.data, outp, in.size)) + goto out_err; + + /* calculate and check the tag */ + if (CRYPTO_gcm128_finish(ctx, tag.data, EVP_GCM_TLS_TAG_LEN)) + goto out_err; + + CRYPTO_gcm128_release(ctx); + CONSUME_REDS(env, in); + + return out; + +out_err: + CRYPTO_gcm128_release(ctx); + return atom_error; +#else + return atom_notsup; +#endif +} + +#if defined(HAVE_CHACHA20_POLY1305) +static void +poly1305_update_with_length(poly1305_state *poly1305, + const unsigned char *data, size_t data_len) +{ + size_t j = data_len; + unsigned char length_bytes[8]; + unsigned i; + + for (i = 0; i < sizeof(length_bytes); i++) { + length_bytes[i] = j; + j >>= 8; + } + + CRYPTO_poly1305_update(poly1305, data, data_len); + CRYPTO_poly1305_update(poly1305, length_bytes, sizeof(length_bytes)); +} +#endif + +static ERL_NIF_TERM chacha20_poly1305_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (Key,Iv,AAD,In) */ +#if defined(HAVE_CHACHA20_POLY1305) + ErlNifBinary key, iv, aad, in; + unsigned char *outp; + ERL_NIF_TERM out, out_tag; + ErlNifUInt64 in_len_64; + unsigned char poly1305_key[32]; + poly1305_state poly1305; + + CHECK_OSE_CRYPTO(); + + if (!enif_inspect_iolist_as_binary(env, argv[0], &key) || key.size != 32 + || !enif_inspect_binary(env, argv[1], &iv) || iv.size != CHACHA20_NONCE_LEN + || !enif_inspect_iolist_as_binary(env, argv[2], &aad) + || !enif_inspect_iolist_as_binary(env, argv[3], &in)) { + return enif_make_badarg(env); + } + + /* Take from OpenSSL patch set/LibreSSL: + * + * The underlying ChaCha implementation may not overflow the block + * counter into the second counter word. Therefore we disallow + * individual operations that work on more than 2TB at a time. + * in_len_64 is needed because, on 32-bit platforms, size_t is only + * 32-bits and this produces a warning because it's always false. + * Casting to uint64_t inside the conditional is not sufficient to stop + * the warning. */ + in_len_64 = in.size; + if (in_len_64 >= (1ULL << 32) * 64 - 64) + return enif_make_badarg(env); + + memset(poly1305_key, 0, sizeof(poly1305_key)); + CRYPTO_chacha_20(poly1305_key, poly1305_key, sizeof(poly1305_key), key.data, iv.data, 0); + + outp = enif_make_new_binary(env, in.size, &out); + + CRYPTO_poly1305_init(&poly1305, poly1305_key); + poly1305_update_with_length(&poly1305, aad.data, aad.size); + CRYPTO_chacha_20(outp, in.data, in.size, key.data, iv.data, 1); + poly1305_update_with_length(&poly1305, outp, in.size); + + CRYPTO_poly1305_finish(&poly1305, enif_make_new_binary(env, POLY1305_TAG_LEN, &out_tag)); + + CONSUME_REDS(env, in); + + return enif_make_tuple2(env, out, out_tag); + +#else + return atom_notsup; +#endif +} + +static ERL_NIF_TERM chacha20_poly1305_decrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (Key,Iv,AAD,In,Tag) */ +#if defined(HAVE_CHACHA20_POLY1305) + ErlNifBinary key, iv, aad, in, tag; + unsigned char *outp; + ERL_NIF_TERM out; + ErlNifUInt64 in_len_64; + unsigned char poly1305_key[32]; + unsigned char mac[POLY1305_TAG_LEN]; + poly1305_state poly1305; + + CHECK_OSE_CRYPTO(); + + if (!enif_inspect_iolist_as_binary(env, argv[0], &key) || key.size != 32 + || !enif_inspect_binary(env, argv[1], &iv) || iv.size != CHACHA20_NONCE_LEN + || !enif_inspect_iolist_as_binary(env, argv[2], &aad) + || !enif_inspect_iolist_as_binary(env, argv[3], &in) + || !enif_inspect_iolist_as_binary(env, argv[4], &tag) || tag.size != POLY1305_TAG_LEN) { + return enif_make_badarg(env); + } + + /* Take from OpenSSL patch set/LibreSSL: + * + * The underlying ChaCha implementation may not overflow the block + * counter into the second counter word. Therefore we disallow + * individual operations that work on more than 2TB at a time. + * in_len_64 is needed because, on 32-bit platforms, size_t is only + * 32-bits and this produces a warning because it's always false. + * Casting to uint64_t inside the conditional is not sufficient to stop + * the warning. */ + in_len_64 = in.size; + if (in_len_64 >= (1ULL << 32) * 64 - 64) + return enif_make_badarg(env); + + memset(poly1305_key, 0, sizeof(poly1305_key)); + CRYPTO_chacha_20(poly1305_key, poly1305_key, sizeof(poly1305_key), key.data, iv.data, 0); + + CRYPTO_poly1305_init(&poly1305, poly1305_key); + poly1305_update_with_length(&poly1305, aad.data, aad.size); + poly1305_update_with_length(&poly1305, in.data, in.size); + CRYPTO_poly1305_finish(&poly1305, mac); + + if (memcmp(mac, tag.data, POLY1305_TAG_LEN) != 0) + return atom_error; + + outp = enif_make_new_binary(env, in.size, &out); + + CRYPTO_chacha_20(outp, in.data, in.size, key.data, iv.data, 1); + + CONSUME_REDS(env, in); + + return out; +#else + return atom_notsup; +#endif +} + static ERL_NIF_TERM rand_bytes_1(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (Bytes) */ unsigned bytes; @@ -2192,11 +2464,12 @@ done: static ERL_NIF_TERM aes_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (Key, IVec, Data, IsEncrypt) */ ErlNifBinary key_bin, ivec_bin, data_bin; - AES_KEY aes_key; unsigned char ivec[16]; - int i; + int enc, i = 0, outlen = 0; + EVP_CIPHER_CTX *ctx = NULL; + const EVP_CIPHER *cipher = NULL; unsigned char* ret_ptr; - ERL_NIF_TERM ret; + ERL_NIF_TERM ret; CHECK_OSE_CRYPTO(); @@ -2210,20 +2483,44 @@ static ERL_NIF_TERM aes_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a return enif_make_badarg(env); } - if (argv[3] == atom_true) { - i = AES_ENCRYPT; - AES_set_encrypt_key(key_bin.data, key_bin.size*8, &aes_key); - } - else { - i = AES_DECRYPT; - AES_set_decrypt_key(key_bin.data, key_bin.size*8, &aes_key); - } + if (argv[3] == atom_true) + enc = 1; + else + enc = 0; + + if (!(ctx = EVP_CIPHER_CTX_new())) + return enif_make_badarg(env); + + if (key_bin.size == 16) + cipher = EVP_aes_128_cbc(); + else if (key_bin.size == 32) + cipher = EVP_aes_256_cbc(); + + memcpy(ivec, ivec_bin.data, 16); /* writeable copy */ + + /* openssl docs say we need to leave at least 3 blocks available + at the end of the buffer for EVP calls. let's be safe */ + ret_ptr = enif_make_new_binary(env, data_bin.size + 16*3, &ret); + + if (EVP_CipherInit_ex(ctx, cipher, NULL, key_bin.data, ivec, enc) != 1) + return enif_make_badarg(env); + + /* disable padding, we only handle whole blocks */ + EVP_CIPHER_CTX_set_padding(ctx, 0); + + if (EVP_CipherUpdate(ctx, ret_ptr, &i, data_bin.data, data_bin.size) != 1) + return enif_make_badarg(env); + outlen += i; + if (EVP_CipherFinal_ex(ctx, ret_ptr + outlen, &i) != 1) + return enif_make_badarg(env); + outlen += i; + + EVP_CIPHER_CTX_free(ctx); - ret_ptr = enif_make_new_binary(env, data_bin.size, &ret); - memcpy(ivec, ivec_bin.data, 16); /* writable copy */ - AES_cbc_encrypt(data_bin.data, ret_ptr, data_bin.size, &aes_key, ivec, i); CONSUME_REDS(env,data_bin); - return ret; + + /* the garbage collector is going to love this */ + return enif_make_sub_binary(env, ret, 0, outlen); } static ERL_NIF_TERM aes_ige_crypt_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) diff --git a/lib/crypto/doc/src/crypto.xml b/lib/crypto/doc/src/crypto.xml index 98384978a5..271130a9e6 100644 --- a/lib/crypto/doc/src/crypto.xml +++ b/lib/crypto/doc/src/crypto.xml @@ -41,7 +41,7 @@ </item> <item> <p>Block ciphers - <url href="http://csrc.nist.gov/groups/ST/toolkit/block_ciphers.html"> </url> DES and AES in - Block Cipher Modes - <url href="http://csrc.nist.gov/groups/ST/toolkit/BCM/index.html"> ECB, CBC, CFB, OFB and CTR </url></p> + Block Cipher Modes - <url href="http://csrc.nist.gov/groups/ST/toolkit/BCM/index.html"> ECB, CBC, CFB, OFB, CTR and GCM </url></p> </item> <item> <p><url href="http://www.ietf.org/rfc/rfc1321.txt"> RSA encryption RFC 1321 </url> </p> @@ -53,6 +53,12 @@ <item> <p><url href="http://www.ietf.org/rfc/rfc2945.txt"> Secure Remote Password Protocol (SRP - RFC 2945) </url></p> </item> + <item> + <p>gcm: Dworkin, M., "Recommendation for Block Cipher Modes of + Operation: Galois/Counter Mode (GCM) and GMAC", + National Institute of Standards and Technology SP 800- + 38D, November 2007.</p> + </item> </list> </description> @@ -132,6 +138,8 @@ blowfish_cfb64 | des_cbc | des_cfb | des3_cbc | des3_cbf | des_ede3 | rc2_cbc </code></p> + <p><code>aead_cipher() = aes_gcm | chacha20_poly1305 </code></p> + <p><code>stream_key() = aes_key() | rc4_key() </code></p> <p><code>block_key() = aes_key() | blowfish_key() | des_key()| des3_key() </code></p> @@ -152,7 +160,7 @@ Note that both md4 and md5 are recommended only for compatibility with existing applications. </p> <p><code> cipher_algorithms() = des_cbc | des_cfb | des3_cbc | des3_cbf | des_ede3 | - blowfish_cbc | blowfish_cfb64 | aes_cbc128 | aes_cfb8 | aes_cfb128| aes_cbc256 | aes_ige256 | rc2_cbc | aes_ctr| rc4 </code> </p> + blowfish_cbc | blowfish_cfb64 | aes_cbc128 | aes_cfb8 | aes_cfb128| aes_cbc256 | aes_ige256 | aes_gcm | chacha20_poly1305 | rc2_cbc | aes_ctr| rc4 </code> </p> <p><code> public_key_algorithms() = rsa |dss | ecdsa | dh | ecdh | ec_gf2m</code> Note that ec_gf2m is not strictly a public key algorithm, but a restriction on what curves are supported with ecdsa and ecdh. @@ -161,18 +169,23 @@ </section> <funcs> - <func> + <func> <name>block_encrypt(Type, Key, Ivec, PlainText) -> CipherText</name> - <fsummary>Encrypt <c>PlainText</c>according to <c>Type</c> block cipher</fsummary> + <name>block_encrypt(AeadType, Key, Ivec, {AAD, PlainText}) -> {CipherText, CipherTag}</name> + <fsummary>Encrypt <c>PlainText</c> according to <c>Type</c> block cipher</fsummary> <type> <v>Type = block_cipher() </v> + <v>AeadType = aead_cipher() </v> <v>Key = block_key() </v> <v>PlainText = iodata() </v> - <v>IVec = CipherText = binary()</v> + <v>AAD = IVec = CipherText = CipherTag = binary()</v> </type> <desc> <p>Encrypt <c>PlainText</c>according to <c>Type</c> block cipher. <c>IVec</c> is an arbitrary initializing vector.</p> + <p>In AEAD (Authenticated Encryption with Associated Data) mode, encrypt + <c>PlainText</c>according to <c>Type</c> block cipher and calculate + <c>CipherTag</c> that also authenticates the <c>AAD</c> (Associated Authenticated Data).</p> <p>May throw exception <c>notsup</c> in case the chosen <c>Type</c> is not supported by the underlying OpenSSL implementation.</p> </desc> @@ -180,16 +193,22 @@ <func> <name>block_decrypt(Type, Key, Ivec, CipherText) -> PlainText</name> - <fsummary>Decrypt <c>CipherText</c>according to <c>Type</c> block cipher</fsummary> + <name>block_decrypt(AeadType, Key, Ivec, {AAD, CipherText, CipherTag}) -> PlainText | error</name> + <fsummary>Decrypt <c>CipherText</c> according to <c>Type</c> block cipher</fsummary> <type> <v>Type = block_cipher() </v> + <v>AeadType = aead_cipher() </v> <v>Key = block_key() </v> <v>PlainText = iodata() </v> - <v>IVec = CipherText = binary()</v> + <v>AAD = IVec = CipherText = CipherTag = binary()</v> </type> <desc> <p>Decrypt <c>CipherText</c>according to <c>Type</c> block cipher. <c>IVec</c> is an arbitrary initializing vector.</p> + <p>In AEAD (Authenticated Encryption with Associated Data) mode, decrypt + <c>CipherText</c>according to <c>Type</c> block cipher and check the authenticity + the <c>PlainText</c> and <c>AAD</c> (Associated Authenticated Data) using the + <c>CipherTag</c>. May return <c>error</c> if the decryption or validation fail's</p> <p>May throw exception <c>notsup</c> in case the chosen <c>Type</c> is not supported by the underlying OpenSSL implementation.</p> </desc> diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl index e1fbbf9ab8..7f82fa83fd 100644 --- a/lib/crypto/src/crypto.erl +++ b/lib/crypto/src/crypto.erl @@ -282,7 +282,8 @@ hmac_final_n(_Context, _HashLen) -> ? nif_stub. -spec block_encrypt(des_cbc | des_cfb | des3_cbc | des3_cbf | des_ede3 | blowfish_cbc | blowfish_cfb64 | aes_cbc128 | aes_cfb8 | aes_cfb128 | aes_cbc256 | rc2_cbc, - Key::iodata(), Ivec::binary(), Data::iodata()) -> binary(). + Key::iodata(), Ivec::binary(), Data::iodata()) -> binary(); + (aes_gcm | chacha20_poly1305, Key::iodata(), Ivec::binary(), {AAD::binary(), Data::iodata()}) -> {binary(), binary()}. block_encrypt(des_cbc, Key, Ivec, Data) -> des_cbc_encrypt(Key, Ivec, Data); @@ -310,14 +311,25 @@ block_encrypt(aes_cfb8, Key, Ivec, Data) -> aes_cfb_8_encrypt(Key, Ivec, Data); block_encrypt(aes_cfb128, Key, Ivec, Data) -> aes_cfb_128_encrypt(Key, Ivec, Data); +block_encrypt(aes_gcm, Key, Ivec, {AAD, Data}) -> + case aes_gcm_encrypt(Key, Ivec, AAD, Data) of + notsup -> erlang:error(notsup); + Return -> Return + end; +block_encrypt(chacha20_poly1305, Key, Ivec, {AAD, Data}) -> + case chacha20_poly1305_encrypt(Key, Ivec, AAD, Data) of + notsup -> erlang:error(notsup); + Return -> Return + end; block_encrypt(rc2_cbc, Key, Ivec, Data) -> rc2_cbc_encrypt(Key, Ivec, Data). -spec block_decrypt(des_cbc | des_cfb | des3_cbc | des3_cbf | des_ede3 | blowfish_cbc | - blowfish_cfb64 | blowfish_ofb64 | aes_cbc128 | aes_cbc256 | aes_ige256 | - aes_cfb8 | aes_cfb128 | rc2_cbc, - Key::iodata(), Ivec::binary(), Data::iodata()) -> binary(). - + blowfish_cfb64 | blowfish_ofb64 | aes_cbc128 | aes_cbc256 | aes_ige256 | + aes_cfb8 | aes_cfb128 | rc2_cbc, + Key::iodata(), Ivec::binary(), Data::iodata()) -> binary(); + (aes_gcm | chacha20_poly1305, Key::iodata(), Ivec::binary(), + {AAD::binary(), Data::iodata(), Tag::binary()}) -> binary() | error. block_decrypt(des_cbc, Key, Ivec, Data) -> des_cbc_decrypt(Key, Ivec, Data); block_decrypt(des_cfb, Key, Ivec, Data) -> @@ -344,9 +356,18 @@ block_decrypt(aes_cfb8, Key, Ivec, Data) -> aes_cfb_8_decrypt(Key, Ivec, Data); block_decrypt(aes_cfb128, Key, Ivec, Data) -> aes_cfb_128_decrypt(Key, Ivec, Data); +block_decrypt(aes_gcm, Key, Ivec, {AAD, Data, Tag}) -> + case aes_gcm_decrypt(Key, Ivec, AAD, Data, Tag) of + notsup -> erlang:error(notsup); + Return -> Return + end; +block_decrypt(chacha20_poly1305, Key, Ivec, {AAD, Data, Tag}) -> + case chacha20_poly1305_decrypt(Key, Ivec, AAD, Data, Tag) of + notsup -> erlang:error(notsup); + Return -> Return + end; block_decrypt(rc2_cbc, Key, Ivec, Data) -> rc2_cbc_decrypt(Key, Ivec, Data). - -spec block_encrypt(des_ecb | blowfish_ecb, Key::iodata(), Data::iodata()) -> binary(). block_encrypt(des_ecb, Key, Data) -> @@ -1190,6 +1211,17 @@ aes_cfb_128_decrypt(Key, IVec, Data) -> aes_cfb_128_crypt(_Key, _IVec, _Data, _IsEncrypt) -> ?nif_stub. +%% +%% AES - in Galois/Counter Mode (GCM) +%% +aes_gcm_encrypt(_Key, _Ivec, _AAD, _In) -> ?nif_stub. +aes_gcm_decrypt(_Key, _Ivec, _AAD, _In, _Tag) -> ?nif_stub. + +%% +%% Chacha20/Ppoly1305 +%% +chacha20_poly1305_encrypt(_Key, _Ivec, _AAD, _In) -> ?nif_stub. +chacha20_poly1305_decrypt(_Key, _Ivec, _AAD, _In, _Tag) -> ?nif_stub. %% %% DES - in cipher block chaining mode (CBC) diff --git a/lib/crypto/test/crypto_SUITE.erl b/lib/crypto/test/crypto_SUITE.erl index 03aa3964a5..1031e6403f 100644 --- a/lib/crypto/test/crypto_SUITE.erl +++ b/lib/crypto/test/crypto_SUITE.erl @@ -62,6 +62,8 @@ all() -> {group, rc2_cbc}, {group, rc4}, {group, aes_ctr}, + {group, aes_gcm}, + {group, chacha20_poly1305}, mod_pow, exor, rand_uniform @@ -100,7 +102,9 @@ groups() -> {blowfish_cfb64, [], [block]}, {blowfish_ofb64,[], [block]}, {rc4, [], [stream]}, - {aes_ctr, [], [stream]} + {aes_ctr, [], [stream]}, + {aes_gcm, [], [aead]}, + {chacha20_poly1305, [], [aead]} ]. %%------------------------------------------------------------------- @@ -203,6 +207,14 @@ stream(Config) when is_list(Config) -> lists:foreach(fun stream_cipher/1, stream_iolistify(Streams)), lists:foreach(fun stream_cipher_incment/1, stream_iolistify(Streams)). +%%-------------------------------------------------------------------- +aead() -> + [{doc, "Test AEAD ciphers"}]. +aead(Config) when is_list(Config) -> + AEADs = lazy_eval(proplists:get_value(aead, Config)), + + lists:foreach(fun aead_cipher/1, AEADs). + %%-------------------------------------------------------------------- sign_verify() -> [{doc, "Sign/verify digital signatures"}]. @@ -406,7 +418,22 @@ stream_cipher_incment(_State, OrigState, [], Acc, Plain) -> stream_cipher_incment(State0, OrigState, [PlainText | PlainTexts], Acc, Plain) -> {State, CipherText} = crypto:stream_encrypt(State0, PlainText), stream_cipher_incment(State, OrigState, PlainTexts, [CipherText | Acc], Plain). - + +aead_cipher({Type, Key, PlainText, IV, AAD, CipherText, CipherTag}) -> + Plain = iolist_to_binary(PlainText), + case crypto:block_encrypt(Type, Key, IV, {AAD, Plain}) of + {CipherText, CipherTag} -> + ok; + Other0 -> + ct:fail({{crypto, block_encrypt, [Plain, PlainText]}, {expected, {CipherText, CipherTag}}, {got, Other0}}) + end, + case crypto:block_decrypt(Type, Key, IV, {AAD, CipherText, CipherTag}) of + Plain -> + ok; + Other1 -> + ct:fail({{crypto, block_decrypt, [CipherText]}, {expected, Plain}, {got, Other1}}) + end. + do_sign_verify({Type, Hash, Public, Private, Msg}) -> Signature = crypto:sign(Type, Hash, Msg, Private), case crypto:verify(Type, Hash, Msg, Signature, Public) of @@ -749,6 +776,12 @@ group_config(rc4, Config) -> group_config(aes_ctr, Config) -> Stream = aes_ctr(), [{stream, Stream} | Config]; +group_config(aes_gcm, Config) -> + AEAD = aes_gcm(), + [{aead, AEAD} | Config]; +group_config(chacha20_poly1305, Config) -> + AEAD = chacha20_poly1305(), + [{aead, AEAD} | Config]; group_config(_, Config) -> Config. @@ -1378,6 +1411,269 @@ aes_ctr() -> long_msg()} ]. + +%% AES GCM test vectors from http://csrc.nist.gov/groups/ST/toolkit/BCM/documents/proposedmodes/gcm/gcm-spec.pdf +aes_gcm() -> + [ + %% Test Case 1 + {aes_gcm, hexstr2bin("00000000000000000000000000000000"), %% Key + hexstr2bin(""), %% PlainText + hexstr2bin("000000000000000000000000"), %% IV + hexstr2bin(""), %% AAD + hexstr2bin(""), %% CipherText + hexstr2bin("58e2fccefa7e3061367f1d57a4e7455a")}, %% CipherTag + + %% Test Case 2 + {aes_gcm, hexstr2bin("00000000000000000000000000000000"), %% Key + hexstr2bin("00000000000000000000000000000000"), %% PlainText + hexstr2bin("000000000000000000000000"), %% IV + hexstr2bin(""), %% AAD + hexstr2bin("0388dace60b6a392f328c2b971b2fe78"), %% CipherText + hexstr2bin("ab6e47d42cec13bdf53a67b21257bddf")}, %% CipherTag + + %% Test Case 3 + {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308"), %% Key + hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText + "86a7a9531534f7da2e4c303d8a318a72" + "1c3c0c95956809532fcf0e2449a6b525" + "b16aedf5aa0de657ba637b391aafd255"), + hexstr2bin("cafebabefacedbaddecaf888"), %% IV + hexstr2bin(""), %% AAD + hexstr2bin("42831ec2217774244b7221b784d0d49c" %% CipherText + "e3aa212f2c02a4e035c17e2329aca12e" + "21d514b25466931c7d8f6a5aac84aa05" + "1ba30b396a0aac973d58e091473f5985"), + hexstr2bin("4d5c2af327cd64a62cf35abd2ba6fab4")}, %% CipherTag + + %% Test Case 4 + {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308"), %% Key + hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText + "86a7a9531534f7da2e4c303d8a318a72" + "1c3c0c95956809532fcf0e2449a6b525" + "b16aedf5aa0de657ba637b39"), + hexstr2bin("cafebabefacedbaddecaf888"), %% IV + hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD + "abaddad2"), + hexstr2bin("42831ec2217774244b7221b784d0d49c" %% CipherText + "e3aa212f2c02a4e035c17e2329aca12e" + "21d514b25466931c7d8f6a5aac84aa05" + "1ba30b396a0aac973d58e091"), + hexstr2bin("5bc94fbc3221a5db94fae95ae7121a47")}, %% CipherTag + + %% Test Case 5 + {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308"), %% Key + hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText + "86a7a9531534f7da2e4c303d8a318a72" + "1c3c0c95956809532fcf0e2449a6b525" + "b16aedf5aa0de657ba637b39"), + hexstr2bin("cafebabefacedbad"), %% IV + hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD + "abaddad2"), + hexstr2bin("61353b4c2806934a777ff51fa22a4755" %% CipherText + "699b2a714fcdc6f83766e5f97b6c7423" + "73806900e49f24b22b097544d4896b42" + "4989b5e1ebac0f07c23f4598"), + hexstr2bin("3612d2e79e3b0785561be14aaca2fccb")}, %% CipherTag + + %% Test Case 6" + {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308"), %% Key + hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText + "86a7a9531534f7da2e4c303d8a318a72" + "1c3c0c95956809532fcf0e2449a6b525" + "b16aedf5aa0de657ba637b39"), + hexstr2bin("9313225df88406e555909c5aff5269aa" %% IV + "6a7a9538534f7da1e4c303d2a318a728" + "c3c0c95156809539fcf0e2429a6b5254" + "16aedbf5a0de6a57a637b39b"), + hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD + "abaddad2"), + hexstr2bin("8ce24998625615b603a033aca13fb894" %% CipherText + "be9112a5c3a211a8ba262a3cca7e2ca7" + "01e4a9a4fba43c90ccdcb281d48c7c6f" + "d62875d2aca417034c34aee5"), + hexstr2bin("619cc5aefffe0bfa462af43c1699d050")}, %% CipherTag + + %% Test Case 7 + {aes_gcm, hexstr2bin("00000000000000000000000000000000" %% Key + "0000000000000000"), + hexstr2bin(""), %% PlainText + hexstr2bin("000000000000000000000000"), %% IV + hexstr2bin(""), %% AAD + hexstr2bin(""), %% CipherText + hexstr2bin("cd33b28ac773f74ba00ed1f312572435")}, %% CipherTag + + %% Test Case 8 + {aes_gcm, hexstr2bin("00000000000000000000000000000000" %% Key + "0000000000000000"), + hexstr2bin("00000000000000000000000000000000"), %% PlainText + hexstr2bin("000000000000000000000000"), %% IV + hexstr2bin(""), %% AAD + hexstr2bin("98e7247c07f0fe411c267e4384b0f600"), %% CipherText + hexstr2bin("2ff58d80033927ab8ef4d4587514f0fb")}, %% CipherTag + + %% Test Case 9 + {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key + "feffe9928665731c"), + hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText + "86a7a9531534f7da2e4c303d8a318a72" + "1c3c0c95956809532fcf0e2449a6b525" + "b16aedf5aa0de657ba637b391aafd255"), + hexstr2bin("cafebabefacedbaddecaf888"), %% IV + hexstr2bin(""), %% ADD + hexstr2bin("3980ca0b3c00e841eb06fac4872a2757" %% CipherText + "859e1ceaa6efd984628593b40ca1e19c" + "7d773d00c144c525ac619d18c84a3f47" + "18e2448b2fe324d9ccda2710acade256"), + hexstr2bin("9924a7c8587336bfb118024db8674a14")}, %% CipherTag + + %% Test Case 10 + {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key + "feffe9928665731c"), + hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText + "86a7a9531534f7da2e4c303d8a318a72" + "1c3c0c95956809532fcf0e2449a6b525" + "b16aedf5aa0de657ba637b39"), + hexstr2bin("cafebabefacedbaddecaf888"), %% IV + hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD + "abaddad2"), + hexstr2bin("3980ca0b3c00e841eb06fac4872a2757" %% CipherText + "859e1ceaa6efd984628593b40ca1e19c" + "7d773d00c144c525ac619d18c84a3f47" + "18e2448b2fe324d9ccda2710"), + hexstr2bin("2519498e80f1478f37ba55bd6d27618c")}, %% CipherTag + + %% Test Case 11 + {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key + "feffe9928665731c"), + hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText + "86a7a9531534f7da2e4c303d8a318a72" + "1c3c0c95956809532fcf0e2449a6b525" + "b16aedf5aa0de657ba637b39"), + hexstr2bin("cafebabefacedbad"), %% IV + hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD + "abaddad2"), + hexstr2bin("0f10f599ae14a154ed24b36e25324db8" %% CipherText + "c566632ef2bbb34f8347280fc4507057" + "fddc29df9a471f75c66541d4d4dad1c9" + "e93a19a58e8b473fa0f062f7"), + hexstr2bin("65dcc57fcf623a24094fcca40d3533f8")}, %% CipherTag + + %% Test Case 12 + {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key + "feffe9928665731c"), + hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText + "86a7a9531534f7da2e4c303d8a318a72" + "1c3c0c95956809532fcf0e2449a6b525" + "b16aedf5aa0de657ba637b39"), + hexstr2bin("9313225df88406e555909c5aff5269aa" %% IV + "6a7a9538534f7da1e4c303d2a318a728" + "c3c0c95156809539fcf0e2429a6b5254" + "16aedbf5a0de6a57a637b39b"), + hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD + "abaddad2"), + hexstr2bin("d27e88681ce3243c4830165a8fdcf9ff" %% CipherText + "1de9a1d8e6b447ef6ef7b79828666e45" + "81e79012af34ddd9e2f037589b292db3" + "e67c036745fa22e7e9b7373b"), + hexstr2bin("dcf566ff291c25bbb8568fc3d376a6d9")}, %% CipherTag + + %% Test Case 13 + {aes_gcm, hexstr2bin("00000000000000000000000000000000" %% Key + "00000000000000000000000000000000"), + hexstr2bin(""), %% PlainText + hexstr2bin("000000000000000000000000"), %% IV + hexstr2bin(""), %% AAD + hexstr2bin(""), %% CipherText + hexstr2bin("530f8afbc74536b9a963b4f1c4cb738b")}, %% CipherTag + + %% Test Case 14 + {aes_gcm, hexstr2bin("00000000000000000000000000000000" %% Key + "00000000000000000000000000000000"), + hexstr2bin("00000000000000000000000000000000"), %% PlainText + hexstr2bin("000000000000000000000000"), %% IV + hexstr2bin(""), %% AAD + hexstr2bin("cea7403d4d606b6e074ec5d3baf39d18"), %% CipherText + hexstr2bin("d0d1c8a799996bf0265b98b5d48ab919")}, %% CipherTag + + %% Test Case 15 + {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key + "feffe9928665731c6d6a8f9467308308"), + hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText + "86a7a9531534f7da2e4c303d8a318a72" + "1c3c0c95956809532fcf0e2449a6b525" + "b16aedf5aa0de657ba637b391aafd255"), + hexstr2bin("cafebabefacedbaddecaf888"), %% IV + hexstr2bin(""), %% AAD + hexstr2bin("522dc1f099567d07f47f37a32a84427d" %% CipherText + "643a8cdcbfe5c0c97598a2bd2555d1aa" + "8cb08e48590dbb3da7b08b1056828838" + "c5f61e6393ba7a0abcc9f662898015ad"), + hexstr2bin("b094dac5d93471bdec1a502270e3cc6c")}, %% CipherTag + + %% Test Case 16 + {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key + "feffe9928665731c6d6a8f9467308308"), + hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText + "86a7a9531534f7da2e4c303d8a318a72" + "1c3c0c95956809532fcf0e2449a6b525" + "b16aedf5aa0de657ba637b39"), + hexstr2bin("cafebabefacedbaddecaf888"), %% IV + hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD + "abaddad2"), + hexstr2bin("522dc1f099567d07f47f37a32a84427d" %% CipherText + "643a8cdcbfe5c0c97598a2bd2555d1aa" + "8cb08e48590dbb3da7b08b1056828838" + "c5f61e6393ba7a0abcc9f662"), + hexstr2bin("76fc6ece0f4e1768cddf8853bb2d551b")}, %% CipherTag + + %% Test Case 17 + {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key + "feffe9928665731c6d6a8f9467308308"), + hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText + "86a7a9531534f7da2e4c303d8a318a72" + "1c3c0c95956809532fcf0e2449a6b525" + "b16aedf5aa0de657ba637b39"), + hexstr2bin("cafebabefacedbad"), %% IV + hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD + "abaddad2"), + hexstr2bin("c3762df1ca787d32ae47c13bf19844cb" %% CipherText + "af1ae14d0b976afac52ff7d79bba9de0" + "feb582d33934a4f0954cc2363bc73f78" + "62ac430e64abe499f47c9b1f"), + hexstr2bin("3a337dbf46a792c45e454913fe2ea8f2")}, %% CipherTag + + %% Test Case 18 + {aes_gcm, hexstr2bin("feffe9928665731c6d6a8f9467308308" %% Key + "feffe9928665731c6d6a8f9467308308"), + hexstr2bin("d9313225f88406e5a55909c5aff5269a" %% PlainText + "86a7a9531534f7da2e4c303d8a318a72" + "1c3c0c95956809532fcf0e2449a6b525" + "b16aedf5aa0de657ba637b39"), + hexstr2bin("9313225df88406e555909c5aff5269aa" %% IV + "6a7a9538534f7da1e4c303d2a318a728" + "c3c0c95156809539fcf0e2429a6b5254" + "16aedbf5a0de6a57a637b39b"), + hexstr2bin("feedfacedeadbeeffeedfacedeadbeef" %% AAD + "abaddad2"), + hexstr2bin("5a8def2f0c9e53f1f75d7853659e2a20" %% CipherText + "eeb2b22aafde6419a058ab4f6f746bf4" + "0fc0c3b780f244452da3ebf1c5d82cde" + "a2418997200ef82e44ae7e3f"), + hexstr2bin("a44a8266ee1c8eb0c8b5d4cf5ae9f19a")} %% CipherTag + ]. + +%% http://tools.ietf.org/html/draft-agl-tls-chacha20poly1305-04 +chacha20_poly1305() -> + [ + {chacha20_poly1305, hexstr2bin("4290bcb154173531f314af57f3be3b500" %% Key + "6da371ece272afa1b5dbdd1100a1007"), + hexstr2bin("86d09974840bded2a5ca"), %% PlainText + hexstr2bin("cd7cf67be39c794a"), %% Nonce + hexstr2bin("87e229d4500845a079c0"), %% AAD + hexstr2bin("e3e446f7ede9a19b62a4"), %% CipherText + hexstr2bin("677dabf4e3d24b876bb284753896e1d6")} %% CipherTag + ]. + rsa_plain() -> <<"7896345786348756234 Hejsan Svejsan, erlang crypto debugger" "09812312908312378623487263487623412039812 huagasd">>. diff --git a/lib/debugger/test/map_SUITE.erl b/lib/debugger/test/map_SUITE.erl index 0076193725..e525484a8e 100644 --- a/lib/debugger/test/map_SUITE.erl +++ b/lib/debugger/test/map_SUITE.erl @@ -32,9 +32,30 @@ t_guard_receive/1, t_guard_fun/1, t_list_comprehension/1, t_map_sort_literals/1, - %t_size/1, t_map_size/1, - + t_build_and_match_aliasing/1, + + %% variables + t_build_and_match_variables/1, + t_update_assoc_variables/1,t_update_exact_variables/1, + t_nested_pattern_expressions/1, + t_guard_update_variables/1, + t_guard_sequence_variables/1, + t_guard_sequence_mixed/1, + t_frequency_table/1, + + %% not covered in 17.0-rc1 + t_build_and_match_over_alloc/1, + t_build_and_match_empty_val/1, + t_build_and_match_val/1, + t_build_and_match_nil/1, + t_build_and_match_structure/1, + + %% errors in 17.0-rc1 + t_update_values/1, + t_expand_map_update/1, + t_export/1, + %% Specific Map BIFs t_bif_map_get/1, t_bif_map_find/1, @@ -61,8 +82,7 @@ %% misc t_pdict/1, - t_ets/1, - t_dets/1 + t_ets/1 ]). -include_lib("stdlib/include/ms_transform.hrl"). @@ -77,7 +97,30 @@ all() -> [ t_guard_bifs, t_guard_sequence, t_guard_update, t_guard_receive,t_guard_fun, t_list_comprehension, t_map_sort_literals, - + t_build_and_match_aliasing, + + %% variables + t_build_and_match_variables, + t_update_assoc_variables,t_update_exact_variables, + t_nested_pattern_expressions, + t_guard_update_variables, + t_guard_sequence_variables, + t_guard_sequence_mixed, + t_frequency_table, + + %% not covered in 17.0-rc1 + t_build_and_match_over_alloc, + t_build_and_match_empty_val, + t_build_and_match_val, + t_build_and_match_nil, + t_build_and_match_structure, + + + %% errors in 17.0-rc1 + t_update_values, + t_expand_map_update, + t_export, + %% Specific Map BIFs t_bif_map_get,t_bif_map_find,t_bif_map_is_key, t_bif_map_keys, t_bif_map_merge, t_bif_map_new, @@ -94,7 +137,6 @@ all() -> [ t_maps_fold, t_maps_map, t_maps_size, t_maps_without, - %% Other functions t_pdict, t_ets @@ -147,18 +189,6 @@ t_build_and_match_literals(Config) when is_list(Config) -> {'EXIT',{{badmatch,_},_}} = (catch (#{x:=3} = id(#{x=>"three"}))), ok. - -%% Tests size(Map). -%% not implemented, perhaps it shouldn't be either - -%t_size(Config) when is_list(Config) -> -% 0 = size(#{}), -% 1 = size(#{a=>1}), -% 1 = size(#{a=>#{a=>1}}), -% 2 = size(#{a=>1, b=>2}), -% 3 = size(#{a=>1, b=>2, b=>"3"}), -% ok. - t_map_size(Config) when is_list(Config) -> 0 = map_size(id(#{})), 1 = map_size(id(#{a=>1})), @@ -268,6 +298,44 @@ t_update_exact(Config) when is_list(Config) -> ok. +t_update_values(Config) when is_list(Config) -> + V0 = id(1337), + M0 = #{ a => 1, val => V0}, + V1 = get_val(M0), + M1 = id(M0#{ val := [V0,V1], "wazzup" => 42 }), + [1337, {some_val, 1337}] = get_val(M1), + M2 = id(M1#{ <<42:333>> => 1337 }), + {bin_key,1337} = get_val(M2), + + N = 110, + List = [{[I,1,2,3,I],{1,2,3,"wat",I}}|| I <- lists:seq(1,N)], + + {_,_,#{val2 := {1,2,3,"wat",N}, val1 := [N,1,2,3,N]}} = lists:foldl(fun + ({V2,V3},{Old2,Old3,Mi}) -> + ok = check_val(Mi,Old2,Old3), + #{ val1 := Old2, val2 := Old3 } = Mi, + {V2,V3, Mi#{ val1 := id(V2), val2 := V1, val2 => id(V3)}} + end, {none, none, #{val1=>none,val2=>none}},List), + ok. + +t_expand_map_update(Config) when is_list(Config) -> + M = #{<<"hello">> => <<"world">>}#{<<"hello">> := <<"les gens">>}, + #{<<"hello">> := <<"les gens">>} = M, + ok. + +t_export(Config) when is_list(Config) -> + Raclette = id(#{}), + case brie of brie -> Fromage = Raclette end, + Raclette = Fromage#{}, + ok. + +check_val(#{val1:=V1, val2:=V2},V1,V2) -> ok. + +get_val(#{ <<42:333>> := V }) -> {bin_key, V}; +get_val(#{ "wazzup" := _, val := V}) -> V; +get_val(#{ val := V }) -> {some_val, V}. + + t_guard_bifs(Config) when is_list(Config) -> true = map_guard_head(#{a=>1}), false = map_guard_head([]), @@ -988,16 +1056,385 @@ t_ets(_Config) -> ets:delete(Tid), ok. -t_dets(_Config) -> +t_build_and_match_aliasing(Config) when is_list(Config) -> + M1 = id(#{a=>1,b=>2,c=>3,d=>4}), + #{c:=C1=_=_=C2} = M1, + true = C1 =:= C2, + #{a:=A,a:=A,a:=A,b:=B,b:=B} = M1, + #{a:=A,a:=A,a:=A,b:=B,b:=B,b:=2} = M1, + #{a:=A=1,a:=A,a:=A,b:=B=2,b:=B,b:=2} = M1, + #{c:=C1, c:=_, c:=3, c:=_, c:=C2} = M1, + #{c:=C=_=3=_=C} = M1, + + M2 = id(#{"a"=>1,"b"=>2,"c"=>3,"d"=>4}), + #{"a":=A2,"a":=A2,"a":=A2,"b":=B2,"b":=B2,"b":=2} = M2, + #{"a":=_,"a":=_,"a":=_,"b":=_,"b":=_,"b":=2} = M2, + ok. + +%% simple build and match variables +t_build_and_match_variables(Config) when is_list(Config) -> + K0 = id(#{}), + K1 = id(1), V1 = id(a), + K2 = id(2), V2 = id(b), + K3 = id(3), V3 = id("c"), + K4 = id("4"), V4 = id("d"), + K5 = id(<<"5">>), V5 = id(<<"e">>), + K6 = id({"6",7}), V6 = id("f"), + K7 = id(#{ "a" => 3 }), + #{K1:=V1} = id(#{K1=>V1}), + #{K1:=V1,K2:=V2} = id(#{K1=>V1,K2=>V2}), + #{K1:=V1,K2:=V2,K3:=V3} = id(#{K1=>V1,K2=>V2,K3=>V3}), + #{K1:=V1,K2:=V2,K3:=V3,K4:=V4} = id(#{K1=>V1,K2=>V2,K3=>V3,K4=>V4}), + #{K1:=V1,K2:=V2,K3:=V3,K4:=V4,K5:=V5} = id(#{K1=>V1,K2=>V2,K3=>V3,K4=>V4,K5=>V5}), + #{K1:=V1,K2:=V2,K3:=V3,K4:=V4,K5:=V5,K6:=V6} = id(#{K1=>V1,K2=>V2,K3=>V3,K4=>V4,K5=>V5,K6=>V6}), + + #{K5:=X,K5:=X=3,K4:=4} = id(#{K5=>3,K4=>4}), + #{K5:=X,<<"5">>:=X=3,K4:=4} = id(#{K5=>3,K4=>4}), + #{K5:=X,<<"5">>:=X=3,K4:=4} = id(#{<<"5">>=>3,K4=>4}), + + #{ K4:=#{ K3:=#{K1:=V1, K2:=V2}}, K5:=V5} = + id(#{ K5=>V5, K4=>#{ K3=>#{K2 => V2, K1 => V1}}}), + #{ K4 := #{ K5 := Res }, K6 := Res} = id(#{K4=>#{K5 => 99}, K6 => 99}), + + %% has keys + #{a :=_,b :=_,K1:=_,K2:=_,K3:=V3,K4:=ResKey,K4:=ResKey,"4":=ResKey,"4":="ok"} = + id(#{ a=>1, b=>1, K1=>V1, K2=>V2, K3=>V3, K4=>"nope", "4"=>"ok" }), + + %% function + ok = match_function_map_neg_keys(#{ -1 => a, -2 => b, -3 => c }), + + %% map key + #{ K0 := 42 } = id(#{ K0 => 42 }), + #{ K7 := 42 } = id(#{ K7 => 42 }), + + %% nil key + KNIL = id([]), + #{KNIL:=ok,1:=2} = id(#{KNIL=>ok,1=>2}), + + Bin = <<0:258>>, + #{ Bin := "three" } = id(#{<<0:258>> =>"three"}), + + %% error case + {'EXIT',{{badmatch,_},_}} = (catch (#{K5:=3,x:=2} = id(#{K5=>3}))), + {'EXIT',{{badmatch,_},_}} = (catch (#{K5:=2} = id(#{K5=>3}))), + {'EXIT',{{badmatch,_},_}} = (catch (#{K5:=3} = id({a,b,c}))), + {'EXIT',{{badmatch,_},_}} = (catch (#{K5:=3} = id(#{K6=>3}))), + {'EXIT',{{badmatch,_},_}} = (catch (#{K5:=3} = id(K7))), + {'EXIT',{{badmatch,_},_}} = (catch (#{K7:=3} = id(#{K7=>42}))), + ok. + + +match_function_map_neg_keys(#{ -1 := a, -2 := b, -3 := c }) -> ok. + +t_update_assoc_variables(Config) when is_list(Config) -> + K1 = id(1), + K2 = id(2), + K3 = id(3.0), + K4 = id(4), + K5 = id(5), + K6 = id(2.0), + + M0 = #{K1=>a,K2=>b,K3=>c,K4=>d,K5=>e}, + + M1 = M0#{K1=>42,K2=>100,K4=>[a,b,c]}, + #{1:=42,2:=100,3.0:=c,4:=[a,b,c],5:=e} = M1, + #{1:=42,2:=b,4:=d,5:=e,2.0:=100,K3:=c,4.0:=[a,b,c]} = M0#{1.0=>float,1:=42,2.0=>wrong,K6=>100,4.0=>[a,b,c]}, + + M2 = M0#{K3=>new}, + #{1:=a,2:=b,K3:=new,4:=d,5:=e} = M2, + M2 = M0#{3.0:=wrong,K3=>new}, + + #{ <<0:258>> := val } = id(M0#{<<0:258>> => val}), %% binary limitation + + %% Errors cases. + BadMap = id(badmap), + {'EXIT',{{badarg,_},_}} = (catch BadMap#{nonexisting=>val}), + {'EXIT',{{badarg,_},_}} = (catch <<>>#{nonexisting=>val}), + ok. + +t_update_exact_variables(Config) when is_list(Config) -> + K1 = id(1), + K2 = id(2), + K3 = id(3.0), + K4 = id(4), + + M0 = id(#{1=>a,2=>b,3.0=>c,4=>d,5=>e}), + + M1 = M0#{K1:=42,K2:=100,K4:=[a,b,c]}, + #{1:=42,2:=100,3.0:=c,K4:=[a,b,c],5:=e} = M1, + M1 = M0#{K1:=wrong,1:=also_wrong,K1=>42,2=>wrong,K2:=100,4:=[a,b,c]}, + + M2 = M0#{K3:=new}, + #{1:=a,K2:=b,3.0:=new,K4:=d,5:=e} = M2, + M2 = M0#{3.0=>wrong,K3:=new}, + true = M2 =/= M0#{3=>right,3.0:=new}, + #{ 3 := right, 3.0 := new } = M0#{3=>right,K3:=new}, + + M3 = id(#{ 1 => val}), + #{1 := update2,1.0 := new_val4} = M3#{ + 1.0 => new_val1, K1 := update, K1=> update3, + K1 := update2, 1.0 := new_val2, 1.0 => new_val3, + 1.0 => new_val4 }, + + %% Errors cases. + {'EXIT',{{badarg,_},_}} = (catch ((id(nil))#{ a := b })), + {'EXIT',{{badarg,_},_}} = (catch <<>>#{nonexisting:=val}), + + {'EXIT',{badarg,_}} = (catch M0#{nonexisting:=val}), + {'EXIT',{badarg,_}} = (catch M0#{1.0:=v,1.0=>v2}), + {'EXIT',{badarg,_}} = (catch M0#{42.0:=v,42:=v2}), + {'EXIT',{badarg,_}} = (catch M0#{42=>v1,42.0:=v2,42:=v3}), + {'EXIT',{badarg,_}} = (catch M0#{<<0:257>> := val}), %% limitation + ok. + +t_nested_pattern_expressions(Config) when is_list(Config) -> + K1 = id("hello"), + %K2 = id({ok}), + [_,_,#{ <<"hi">> := wat, K1 := 42 }|_] = id([k,k,#{<<"hi">> => wat, K1 => 42}]), + [_,_,#{ -1 := wat, K1 := 42 }|_] = id([k,k,#{-1 => wat, K1 => 42}]), + [_,_,{#{ -1 := #{ {-3,<<0:300>>} := V1 }, K1 := 42 },3}|_] = id([k,k,{#{-1 => #{{-3,<<0:300>>}=>"hi"}, K1 => 42},3}]), + "hi" = V1, + %[k,#{ {-1,K1,[]} := {wat,K1}, K2 := 42 }|_] = id([k,#{{-1,K1,[]} => {wat,K1}, K2 => 42}]), + %[k,#{ [-1,K2,[]] := {wat,K1}, K1 := 42 }|_] = id([k,#{[-1,K2,[]] => {wat,K1}, K1 => 42}]), + ok. + +t_guard_update_variables(Config) when is_list(Config) -> + error = map_guard_update_variables(n,#{},#{}), + first = map_guard_update_variables(x,#{}, #{x=>first}), + second = map_guard_update_variables(x,#{y=>old}, #{x=>second,y=>old}), + third = map_guard_update_variables(x,#{x=>old,y=>old}, #{x=>third,y=>old}), + fourth = map_guard_update_variables(x,#{x=>old,y=>old}, #{x=>4,y=>new}), + ok. + +map_guard_update_variables(K,M1,M2) when M1#{K=>first} =:= M2 -> first; +map_guard_update_variables(K,M1,M2) when M1#{K=>second} =:= M2 -> second; +map_guard_update_variables(K,M1,M2) when M1#{K:=third} =:= M2 -> third; +map_guard_update_variables(K,M1,M2) when M1#{K:=4,y=>new} =:= M2 -> fourth; +map_guard_update_variables(_,_,_) -> error. + +t_guard_sequence_variables(Config) when is_list(Config) -> + {1,"a"} = map_guard_sequence_var_1(a,#{seq=>1,a=>id("a"),b=>no}), + {2,"b"} = map_guard_sequence_var_1(b,#{seq=>2,b=>id("b"),a=>no}), + {3,"c"} = map_guard_sequence_var_1(a,#{seq=>3,a=>id("c"),b=>no}), + {4,"d"} = map_guard_sequence_var_1(b,#{seq=>4,b=>id("d"),a=>no}), + {4,4} = map_guard_sequence_var_1(seq,#{seq=>4}), + {4,4,y} = map_guard_sequence_var_1(seq,#{seq=>4,b=>id("d"),a=>y}), + {5,"d"} = map_guard_sequence_var_1(b,#{seq=>5,b=>id("d"),a=>y}), + + %% error case + {'EXIT',{{case_clause,_},_}} = (catch map_guard_sequence_var_1("a",#{seq=>4,val=>id("e")})), + ok. + + +map_guard_sequence_var_1(K,M) -> + case M of + #{seq:=1=Seq, K:=Val} -> {Seq,Val}; + #{seq:=2=Seq, K:=Val} -> {Seq,Val}; + #{seq:=3=Seq, K:=Val} -> {Seq,Val}; + #{K:=4=Seq, K:=Val1,a:=Val2} -> {Seq,Val1,Val2}; + #{seq:=4=Seq, K:=Val} -> {Seq,Val}; + #{K:=4=Seq, K:=Val} -> {Seq,Val}; + #{seq:=5=Seq, K:=Val} -> {Seq,Val} + end. + + +t_guard_sequence_mixed(Config) when is_list(Config) -> + M0 = id(#{ a=>1, b=>1, c=>1, d=>1, e=>1, f=>1, g=>1, h=>1 }), + M1 = id(M0#{ d := 3 }), + 1 = map_guard_sequence_mixed(a,d,M1), + M2 = id(M1#{ b := 2, d := 4, h := 2 }), + 2 = map_guard_sequence_mixed(a,d,M2), + M3 = id(M2#{ b := 3, e := 5, g := 3 }), + 3 = map_guard_sequence_mixed(a,e,M3), + M4 = id(M3#{ c := 4, e := 6, h := 1 }), + 4 = map_guard_sequence_mixed(a,e,M4), + M5 = id(M4#{ c := 5, f := 7, g := 2 }), + 5 = map_guard_sequence_mixed(a,f,M5), + M6 = id(M5#{ c := 6, f := 8, h := 3 }), + 6 = map_guard_sequence_mixed(a,f,M6), + + %% error case + {'EXIT',{{case_clause,_},_}} = (catch map_guard_sequence_mixed(a,b,M0)), + ok. + +map_guard_sequence_mixed(K1,K2,M) -> + case M of + #{ K1 := 1, b := 1, K2 := 3, g := 1} -> 1; + #{ K1 := 1, b := 2, K2 := 4, h := 2} -> 2; + #{ K1 := 1, b := 3, K2 := 5, g := 3} -> 3; + #{ K1 := 1, c := 4, K2 := 6, h := 1} -> 4; + #{ K1 := 1, c := 5, K2 := 7, g := 2} -> 5; + #{ K1 := 1, c := 6, K2 := 8, h := 3} -> 6 + end. + + + +t_frequency_table(Config) when is_list(Config) -> + random:seed({13,1337,54}), % pseudo random + N = 100000, + Ts = rand_terms(N), + #{ n:=N, tf := Tf } = frequency_table(Ts,#{ n=>0, tf => #{}}), + ok = check_frequency(Ts,Tf), + ok. + + +frequency_table([T|Ts], M) -> + case M of + #{ n := N, tf := #{ T := C } = F } -> + frequency_table(Ts,M#{ n := N + 1, tf := F#{ T := C + 1 }}); + #{ n := N, tf := F } -> + frequency_table(Ts,M#{ n := N + 1, tf := F#{ T => 1 }}) + end; +frequency_table([], M) -> M. + + +check_frequency(Ts,Tf) -> + check_frequency(Ts,Tf,dict:new()). + +check_frequency([T|Ts],Tf,D) -> + case dict:find(T,D) of + error -> check_frequency(Ts,Tf,dict:store(T,1,D)); + {ok,C} -> check_frequency(Ts,Tf,dict:store(T,C+1,D)) + end; +check_frequency([],Tf,D) -> + validate_frequency(dict:to_list(D),Tf). + +validate_frequency([{T,C}|Fs],Tf) -> + case Tf of + #{ T := C } -> validate_frequency(Fs,Tf); + _ -> error + end; +validate_frequency([], _) -> ok. + + +%% aux + +rand_terms(0) -> []; +rand_terms(N) -> [rand_term()|rand_terms(N-1)]. + +rand_term() -> + case random:uniform(6) of + 1 -> rand_binary(); + 2 -> rand_number(); + 3 -> rand_atom(); + 4 -> rand_tuple(); + 5 -> rand_list(); + 6 -> rand_map() + end. + +rand_binary() -> + case random:uniform(3) of + 1 -> <<>>; + 2 -> <<"hi">>; + 3 -> <<"message text larger than 64 bytes. yep, message text larger than 64 bytes.">> + end. + +rand_number() -> + case random:uniform(3) of + 1 -> random:uniform(5); + 2 -> float(random:uniform(5)); + 3 -> 1 bsl (63 + random:uniform(3)) + end. + +rand_atom() -> + case random:uniform(3) of + 1 -> hi; + 2 -> some_atom; + 3 -> some_other_atom + end. + + +rand_tuple() -> + case random:uniform(3) of + 1 -> {ok, rand_term()}; % careful + 2 -> {1, 2, 3}; + 3 -> {<<"yep">>, 1337} + end. + +rand_list() -> + case random:uniform(3) of + 1 -> "hi"; + 2 -> [1,rand_term()]; % careful + 3 -> [improper|list] + end. + +rand_map() -> + case random:uniform(3) of + 1 -> #{ hi => 3 }; + 2 -> #{ wat => rand_term(), other => 3 }; % careful + 3 -> #{ hi => 42, other => 42, yet_anoter => 1337 } + end. + + +t_build_and_match_over_alloc(Config) when is_list(Config) -> + Ls = id([1,2,3]), + V0 = [a|Ls], + M0 = id(#{ "a" => V0 }), + #{ "a" := V1 } = M0, + V2 = id([c|Ls]), + M2 = id(#{ "a" => V2 }), + #{ "a" := V3 } = M2, + {[a,1,2,3],[c,1,2,3]} = id({V1,V3}), + ok. + +t_build_and_match_empty_val(Config) when is_list(Config) -> + F = fun(#{ "hi":=_,{1,2}:=_,1337:=_}) -> ok end, + ok = F(id(#{"hi"=>ok,{1,2}=>ok,1337=>ok})), + + %% error case + case (catch (F(id(#{"hi"=>ok})))) of + {'EXIT',{function_clause,_}} -> ok; + {'EXIT', {{case_clause,_},_}} -> {comment,inlined}; + Other -> + test_server:fail({no_match, Other}) + end. + +t_build_and_match_val(Config) when is_list(Config) -> + F = fun + (#{ "hi" := first, v := V}) -> {1,V}; + (#{ "hi" := second, v := V}) -> {2,V} + end, + + + {1,"hello"} = F(id(#{"hi"=>first,v=>"hello"})), + {2,"second"} = F(id(#{"hi"=>second,v=>"second"})), + + %% error case + case (catch (F(id(#{"hi"=>ok})))) of + {'EXIT',{function_clause,_}} -> ok; + {'EXIT', {{case_clause,_},_}} -> {comment,inlined}; + Other -> + test_server:fail({no_match, Other}) + end. + +t_build_and_match_nil(Config) when is_list(Config) -> + %% literals removed the coverage + V1 = id(cookie), + V2 = id(cake), + V3 = id(crisps), + + #{ [] := V1, "treat" := V2, {your,treat} := V3 } = id(#{ + {your,treat} => V3, + "treat" => V2, + [] => V1 }), + #{ [] := V3, [] := V3 } = id(#{ [] => V1, [] => V3 }), + ok. + +t_build_and_match_structure(Config) when is_list(Config) -> + V2 = id("it"), + S = id([42,{"hi", "=)", #{ "a" => 42, any => any, val => "get_" ++ V2}}]), + + %% match deep map values + V2 = case S of + [42,{"hi",_, #{ "a" := 42, val := "get_" ++ V1, any := _ }}] -> V1 + end, + %% match deep map + ok = case S of + [42,{"hi",_, #{ }}] -> ok + end, ok. -getmsg(_Tracer) -> - receive V -> V after 100 -> timeout end. -trace_collector(Msg,Parent) -> - io:format("~p~n",[Msg]), - Parent ! Msg, - Parent. %% Use this function to avoid compile-time evaluation of an expression. id(I) -> I. diff --git a/lib/dialyzer/src/dialyzer_behaviours.erl b/lib/dialyzer/src/dialyzer_behaviours.erl index 1d458b49fc..bbedd3201e 100644 --- a/lib/dialyzer/src/dialyzer_behaviours.erl +++ b/lib/dialyzer/src/dialyzer_behaviours.erl @@ -102,14 +102,18 @@ check_all_callbacks(Module, Behaviour, [Cb|Rest], #state{plt = Plt, codeserver = Codeserver, records = Records} = State, Acc) -> {{Behaviour, Function, Arity}, - {{_BehFile, _BehLine}, Callback}} = Cb, + {{_BehFile, _BehLine}, Callback, Xtra}} = Cb, CbMFA = {Module, Function, Arity}, CbReturnType = dialyzer_contracts:get_contract_return(Callback), CbArgTypes = dialyzer_contracts:get_contract_args(Callback), Acc0 = Acc, Acc1 = case dialyzer_plt:lookup(Plt, CbMFA) of - 'none' -> [{callback_missing, [Behaviour, Function, Arity]}|Acc0]; + 'none' -> + case lists:member(optional_callback, Xtra) of + true -> Acc0; + false -> [{callback_missing, [Behaviour, Function, Arity]}|Acc0] + end; {'value', RetArgTypes} -> Acc00 = Acc0, {ReturnType, ArgTypes} = RetArgTypes, @@ -137,7 +141,7 @@ check_all_callbacks(Module, Behaviour, [Cb|Rest], Acc2 = case dialyzer_codeserver:lookup_mfa_contract(CbMFA, Codeserver) of 'error' -> Acc1; - {ok, {{File, Line}, Contract}} -> + {ok, {{File, Line}, Contract, _Xtra}} -> Acc10 = Acc1, SpecReturnType0 = dialyzer_contracts:get_contract_return(Contract), SpecArgTypes0 = dialyzer_contracts:get_contract_args(Contract), diff --git a/lib/dialyzer/src/dialyzer_codeserver.erl b/lib/dialyzer/src/dialyzer_codeserver.erl index aab3d6add6..593e71f30b 100644 --- a/lib/dialyzer/src/dialyzer_codeserver.erl +++ b/lib/dialyzer/src/dialyzer_codeserver.erl @@ -278,10 +278,10 @@ lookup_mod_contracts(Mod, #codeserver{contracts = ContDict}) case ets_dict_find(Mod, ContDict) of error -> dict:new(); {ok, Keys} -> - dict:from_list([get_contract_pair(Key, ContDict)|| Key <- Keys]) + dict:from_list([get_file_contract(Key, ContDict)|| Key <- Keys]) end. -get_contract_pair(Key, ContDict) -> +get_file_contract(Key, ContDict) -> {Key, ets:lookup_element(ContDict, Key, 2)}. -spec lookup_mfa_contract(mfa(), codeserver()) -> diff --git a/lib/dialyzer/src/dialyzer_contracts.erl b/lib/dialyzer/src/dialyzer_contracts.erl index f27fc1a842..ee147ca102 100644 --- a/lib/dialyzer/src/dialyzer_contracts.erl +++ b/lib/dialyzer/src/dialyzer_contracts.erl @@ -43,7 +43,7 @@ %% Types used in other parts of the system below %%----------------------------------------------------------------------- --type file_contract() :: {file_line(), #contract{}}. +-type file_contract() :: {file_line(), #contract{}, Extra :: [_]}. -type plt_contracts() :: [{mfa(), #contract{}}]. % actually, an orddict() @@ -146,10 +146,10 @@ process_contract_remote_types(CodeServer) -> ExpTypes = dialyzer_codeserver:get_exported_types(CodeServer), RecordDict = dialyzer_codeserver:get_records(CodeServer), ContractFun = - fun({_M, _F, _A}, {File, #tmp_contract{contract_funs = CFuns, forms = Forms}}) -> + fun({_M, _F, _A}, {File, #tmp_contract{contract_funs = CFuns, forms = Forms}, Xtra}) -> NewCs = [CFun(ExpTypes, RecordDict) || CFun <- CFuns], Args = general_domain(NewCs), - {File, #contract{contracts = NewCs, args = Args, forms = Forms}} + {File, #contract{contracts = NewCs, args = Args, forms = Forms}, Xtra} end, ModuleFun = fun(_ModuleName, ContractDict) -> @@ -175,7 +175,7 @@ check_contracts(Contracts, Callgraph, FunTypes, FindOpaques) -> case dialyzer_callgraph:lookup_name(Label, Callgraph) of {ok, {M,F,A} = MFA} -> case orddict:find(MFA, Contracts) of - {ok, {_FileLine, Contract}} -> + {ok, {_FileLine, Contract, _Xtra}} -> Opaques = FindOpaques(M), case check_contract(Contract, Type, Opaques) of ok -> @@ -362,7 +362,7 @@ contracts_without_fun(Contracts, AllFuns0, Callgraph) -> [warn_spec_missing_fun(MFA, Contracts) || MFA <- ErrorContractMFAs]. warn_spec_missing_fun({M, F, A} = MFA, Contracts) -> - {FileLine, _Contract} = dict:fetch(MFA, Contracts), + {FileLine, _Contract, _Xtra} = dict:fetch(MFA, Contracts), {?WARN_CONTRACT_SYNTAX, FileLine, {spec_missing_fun, [M, F, A]}}. %% This treats the "when" constraints. It will be extended, we hope. @@ -386,14 +386,16 @@ insert_constraints([], Dict) -> Dict. -type types() :: erl_types:type_table(). --spec store_tmp_contract(mfa(), file_line(), [_], contracts(), types()) -> +-type spec_data() :: {TypeSpec :: [_], Xtra:: [_]}. + +-spec store_tmp_contract(mfa(), file_line(), spec_data(), contracts(), types()) -> contracts(). -store_tmp_contract(MFA, FileLine, TypeSpec, SpecDict, RecordsDict) -> +store_tmp_contract(MFA, FileLine, {TypeSpec, Xtra}, SpecDict, RecordsDict) -> %% io:format("contract from form: ~p\n", [TypeSpec]), TmpContract = contract_from_form(TypeSpec, RecordsDict, FileLine), %% io:format("contract: ~p\n", [TmpContract]), - dict:store(MFA, {FileLine, TmpContract}, SpecDict). + dict:store(MFA, {FileLine, TmpContract, Xtra}, SpecDict). contract_from_form(Forms, RecDict, FileLine) -> {CFuns, Forms1} = contract_from_form(Forms, RecDict, FileLine, [], []), @@ -597,7 +599,7 @@ get_invalid_contract_warnings_modules([Mod|Mods], CodeServer, Plt, FindOpaques, get_invalid_contract_warnings_modules([], _CodeServer, _Plt, _FindOpaques, Acc) -> Acc. -get_invalid_contract_warnings_funs([{MFA, {FileLine, Contract}}|Left], +get_invalid_contract_warnings_funs([{MFA, {FileLine, Contract, _Xtra}}|Left], Plt, RecDict, FindOpaques, Acc) -> case dialyzer_plt:lookup(Plt, MFA) of none -> diff --git a/lib/dialyzer/src/dialyzer_dataflow.erl b/lib/dialyzer/src/dialyzer_dataflow.erl index 03005e689f..46467a1303 100644 --- a/lib/dialyzer/src/dialyzer_dataflow.erl +++ b/lib/dialyzer/src/dialyzer_dataflow.erl @@ -2781,8 +2781,7 @@ filter_match_fail([]) -> %%% =========================================================================== state__new(Callgraph, Tree, Plt, Module, Records) -> - Opaques = erl_types:module_builtin_opaques(Module) ++ - erl_types:t_opaque_from_records(Records), + Opaques = erl_types:t_opaque_from_records(Records), TreeMap = build_tree_map(Tree), Funs = dict:fetch_keys(TreeMap), FunTab = init_fun_tab(Funs, dict:new(), TreeMap, Callgraph, Plt), diff --git a/lib/dialyzer/src/dialyzer_plt.erl b/lib/dialyzer/src/dialyzer_plt.erl index 63798f44b1..7c970daf41 100644 --- a/lib/dialyzer/src/dialyzer_plt.erl +++ b/lib/dialyzer/src/dialyzer_plt.erl @@ -158,9 +158,7 @@ lookup_contract(#mini_plt{contracts = ETSContracts}, ets_table_lookup(ETSContracts, MFA). -spec lookup_callbacks(plt(), module()) -> - 'none' | {'value', [{mfa(), {{Filename::string(), - Line::pos_integer()}, - #contract{}}}]}. + 'none' | {'value', [{mfa(), dialyzer_contracts:file_contract()}]}. lookup_callbacks(#mini_plt{callbacks = ETSCallbacks}, Mod) when is_atom(Mod) -> ets_table_lookup(ETSCallbacks, Mod). @@ -618,9 +616,7 @@ table_insert_list(Plt, [{Key, Val}|Left]) -> table_insert_list(Plt, []) -> Plt. -table_insert(Plt, Key, {_Ret, _Arg} = Obj) -> - dict:store(Key, Obj, Plt); -table_insert(Plt, Key, #contract{} = C) -> +table_insert(Plt, Key, {_File, #contract{}, _Xtra} = C) -> dict:store(Key, C, Plt). table_lookup(Plt, Obj) -> diff --git a/lib/dialyzer/src/dialyzer_succ_typings.erl b/lib/dialyzer/src/dialyzer_succ_typings.erl index ef9b00e203..6dc4285194 100644 --- a/lib/dialyzer/src/dialyzer_succ_typings.erl +++ b/lib/dialyzer/src/dialyzer_succ_typings.erl @@ -201,7 +201,7 @@ postprocess_dataflow_warns([{?WARN_CONTRACT_RANGE, {CallF, CallL}, Msg}|Rest], Codeserver, WAcc, Acc) -> {contract_range, [Contract, M, F, A, ArgStrings, CRet]} = Msg, case dialyzer_codeserver:lookup_mfa_contract({M,F,A}, Codeserver) of - {ok, {{ContrF, _ContrL} = FileLine, _C}} -> + {ok, {{ContrF, _ContrL} = FileLine, _C, _X}} -> case CallF =:= ContrF of true -> NewMsg = {contract_range, [Contract, M, F, ArgStrings, CallL, CRet]}, @@ -401,7 +401,7 @@ decorate_succ_typings(Contracts, Callgraph, FunTypes, FindOpaques) -> case dialyzer_callgraph:lookup_name(Label, Callgraph) of {ok, MFA} -> case orddict:find(MFA, Contracts) of - {ok, {_FileLine, Contract}} -> + {ok, {_FileLine, Contract, _Xtra}} -> Args = dialyzer_contracts:get_contract_args(Contract), Ret = dialyzer_contracts:get_contract_return(Contract), C = erl_types:t_fun(Args, Ret), @@ -422,10 +422,7 @@ lookup_and_find_opaques_fun(Codeserver) -> end. find_opaques_fun(Records) -> - fun(Module) -> - erl_types:module_builtin_opaques(Module) ++ - erl_types:t_opaque_from_records(Records) - end. + fun(_Module) -> erl_types:t_opaque_from_records(Records) end. get_fun_types_from_plt(FunList, Callgraph, Plt) -> get_fun_types_from_plt(FunList, Callgraph, Plt, dict:new()). diff --git a/lib/dialyzer/src/dialyzer_utils.erl b/lib/dialyzer/src/dialyzer_utils.erl index 5297a3a7b4..e5f5c69d45 100644 --- a/lib/dialyzer/src/dialyzer_utils.erl +++ b/lib/dialyzer/src/dialyzer_utils.erl @@ -345,8 +345,26 @@ merge_records(NewRecords, OldRecords) -> {'ok', spec_dict(), callback_dict()} | {'error', string()}. get_spec_info(ModName, AbstractCode, RecordsDict) -> + OptionalCallbacks0 = get_optional_callbacks(AbstractCode, ModName), + OptionalCallbacks = gb_sets:from_list(OptionalCallbacks0), get_spec_info(AbstractCode, dict:new(), dict:new(), - RecordsDict, ModName, "nofile"). + RecordsDict, ModName, OptionalCallbacks, "nofile"). + +get_optional_callbacks(Abs, ModName) -> + [{ModName, F, A} || {F, A} <- get_optional_callbacks(Abs)]. + +get_optional_callbacks(Abs) -> + L = [O || + {attribute, _, optional_callbacks, O} <- Abs, + is_fa_list(O)], + lists:append(L). + +is_fa_list([{FuncName, Arity}|L]) + when is_atom(FuncName), is_integer(Arity), Arity >= 0 -> + is_fa_list(L); +is_fa_list([]) -> true; +is_fa_list(_) -> false. + %% TypeSpec is a list of conditional contracts for a function. %% Each contract is of the form {[Argument], Range, [Constraint]} where @@ -355,13 +373,14 @@ get_spec_info(ModName, AbstractCode, RecordsDict) -> %% are erl_types:erl_type() get_spec_info([{attribute, Ln, Contract, {Id, TypeSpec}}|Left], - SpecDict, CallbackDict, RecordsDict, ModName, File) + SpecDict, CallbackDict, RecordsDict, ModName, OptCb, File) when ((Contract =:= 'spec') or (Contract =:= 'callback')), is_list(TypeSpec) -> MFA = case Id of {_, _, _} = T -> T; {F, A} -> {ModName, F, A} end, + Xtra = [optional_callback || gb_sets:is_member(MFA, OptCb)], ActiveDict = case Contract of spec -> SpecDict; @@ -369,8 +388,9 @@ get_spec_info([{attribute, Ln, Contract, {Id, TypeSpec}}|Left], end, try dict:find(MFA, ActiveDict) of error -> + SpecData = {TypeSpec, Xtra}, NewActiveDict = - dialyzer_contracts:store_tmp_contract(MFA, {File, Ln}, TypeSpec, + dialyzer_contracts:store_tmp_contract(MFA, {File, Ln}, SpecData, ActiveDict, RecordsDict), {NewSpecDict, NewCallbackDict} = case Contract of @@ -378,8 +398,8 @@ get_spec_info([{attribute, Ln, Contract, {Id, TypeSpec}}|Left], callback -> {SpecDict, NewActiveDict} end, get_spec_info(Left, NewSpecDict, NewCallbackDict, - RecordsDict, ModName,File); - {ok, {{OtherFile, L},_C}} -> + RecordsDict, ModName, OptCb, File); + {ok, {{OtherFile, L}, _D}} -> {Mod, Fun, Arity} = MFA, Msg = flat_format(" Contract/callback for function ~w:~w/~w " "already defined in ~s:~w\n", @@ -391,13 +411,15 @@ get_spec_info([{attribute, Ln, Contract, {Id, TypeSpec}}|Left], [Ln, Error])} end; get_spec_info([{attribute, _, file, {IncludeFile, _}}|Left], - SpecDict, CallbackDict, RecordsDict, ModName, _File) -> + SpecDict, CallbackDict, RecordsDict, ModName, OptCb, _File) -> get_spec_info(Left, SpecDict, CallbackDict, - RecordsDict, ModName, IncludeFile); + RecordsDict, ModName, OptCb, IncludeFile); get_spec_info([_Other|Left], SpecDict, CallbackDict, - RecordsDict, ModName, File) -> - get_spec_info(Left, SpecDict, CallbackDict, RecordsDict, ModName, File); -get_spec_info([], SpecDict, CallbackDict, _RecordsDict, _ModName, _File) -> + RecordsDict, ModName, OptCb, File) -> + get_spec_info(Left, SpecDict, CallbackDict, + RecordsDict, ModName, OptCb, File); +get_spec_info([], SpecDict, CallbackDict, + _RecordsDict, _ModName, _OptCb, _File) -> {ok, SpecDict, CallbackDict}. %% ============================================================================ @@ -449,7 +471,6 @@ cleanup_compile_options(Opts) -> %% Using abstract, not asm or core. keep_compile_option(from_asm) -> false; -keep_compile_option(asm) -> false; keep_compile_option(from_core) -> false; %% The parse transform will already have been applied, may cause %% problems if it is re-applied. diff --git a/lib/dialyzer/test/behaviour_SUITE_data/results/supervisor_incorrect_return b/lib/dialyzer/test/behaviour_SUITE_data/results/supervisor_incorrect_return index e89caf3cf7..4103a2d8b4 100644 --- a/lib/dialyzer/test/behaviour_SUITE_data/results/supervisor_incorrect_return +++ b/lib/dialyzer/test/behaviour_SUITE_data/results/supervisor_incorrect_return @@ -1,2 +1,2 @@ -supervisor_incorrect_return.erl:14: The inferred return type of init/1 ({'ok',{{'one_against_one',0,1},[{_,_,_,_,_,_},...]}}) has nothing in common with 'ignore' | {'ok',{{'one_for_all',non_neg_integer(),non_neg_integer()} | {'one_for_one',non_neg_integer(),non_neg_integer()} | {'rest_for_one',non_neg_integer(),non_neg_integer()} | {'simple_one_for_one',non_neg_integer(),non_neg_integer()},[{_,{atom() | tuple(),atom(),'undefined' | [any()]},'permanent' | 'temporary' | 'transient','brutal_kill' | 'infinity' | non_neg_integer(),'supervisor' | 'worker','dynamic' | [atom() | tuple()]}]}}, which is the expected return type for the callback of supervisor behaviour +supervisor_incorrect_return.erl:14: The inferred return type of init/1 ({'ok',{{'one_against_one',0,1},[{_,_,_,_,_,_},...]}}) has nothing in common with 'ignore' | {'ok',{{'one_for_all',non_neg_integer(),pos_integer()} | {'one_for_one',non_neg_integer(),pos_integer()} | {'rest_for_one',non_neg_integer(),pos_integer()} | {'simple_one_for_one',non_neg_integer(),pos_integer()} | #{},[{_,{atom() | tuple(),atom(),'undefined' | [any()]},'permanent' | 'temporary' | 'transient','brutal_kill' | 'infinity' | non_neg_integer(),'supervisor' | 'worker','dynamic' | [atom() | tuple()]} | #{}]}}, which is the expected return type for the callback of supervisor behaviour diff --git a/lib/dialyzer/test/behaviour_SUITE_data/src/custom_sup.erl b/lib/dialyzer/test/behaviour_SUITE_data/src/custom_sup.erl index 76da1fda70..401ee88eab 100644 --- a/lib/dialyzer/test/behaviour_SUITE_data/src/custom_sup.erl +++ b/lib/dialyzer/test/behaviour_SUITE_data/src/custom_sup.erl @@ -13,7 +13,7 @@ -export([init/1]). -spec init(atom()) -> - {ok, {{supervisor:strategy(), non_neg_integer(), non_neg_integer()}, + {ok, {{supervisor:strategy(), non_neg_integer(), pos_integer()}, [supervisor:child_spec()]}} | ignore. init(StorageName) -> diff --git a/lib/dialyzer/test/small_SUITE_data/results/behaviour_info b/lib/dialyzer/test/small_SUITE_data/results/behaviour_info new file mode 100644 index 0000000000..2da4d26acb --- /dev/null +++ b/lib/dialyzer/test/small_SUITE_data/results/behaviour_info @@ -0,0 +1,2 @@ + +with_bad_format_status.erl:12: The inferred type for the 1st argument of format_status/2 ('bad_arg') is not a supertype of 'normal' | 'terminate', which is expected type for this argument in the callback of the gen_server behaviour diff --git a/lib/dialyzer/test/small_SUITE_data/src/behaviour_info/with_bad_format_status.erl b/lib/dialyzer/test/small_SUITE_data/src/behaviour_info/with_bad_format_status.erl new file mode 100644 index 0000000000..24591e08fa --- /dev/null +++ b/lib/dialyzer/test/small_SUITE_data/src/behaviour_info/with_bad_format_status.erl @@ -0,0 +1,12 @@ +-module(with_bad_format_status). + +-behaviour(gen_server). +-export([handle_call/3,handle_cast/2,handle_info/2, + code_change/3, init/1, terminate/2, format_status/2]). +handle_call(_, _, S) -> {noreply, S}. +handle_cast(_, S) -> {noreply, S}. +handle_info(_, S) -> {noreply, S}. +code_change(_, _, _) -> {error, not_implemented}. +init(_) -> {ok, state}. +terminate(_, _) -> ok. +format_status(bad_arg, _) -> ok. % optional callback diff --git a/lib/dialyzer/test/small_SUITE_data/src/behaviour_info/with_format_status.erl b/lib/dialyzer/test/small_SUITE_data/src/behaviour_info/with_format_status.erl new file mode 100644 index 0000000000..a56ff63d1d --- /dev/null +++ b/lib/dialyzer/test/small_SUITE_data/src/behaviour_info/with_format_status.erl @@ -0,0 +1,13 @@ +-module(with_format_status). + +-behaviour(gen_server). +-export([handle_call/3,handle_cast/2,handle_info/2, + code_change/3, init/1, terminate/2, format_status/2]). +-export([handle_call/3,handle_cast/2,handle_info/2]). +handle_call(_, _, S) -> {noreply, S}. +handle_cast(_, S) -> {noreply, S}. +handle_info(_, S) -> {noreply, S}. +code_change(_, _, _) -> {error, not_implemented}. +init(_) -> {ok, state}. +terminate(_, _) -> ok. +format_status(normal, _) -> ok. % optional callback diff --git a/lib/dialyzer/test/small_SUITE_data/src/maps1.erl b/lib/dialyzer/test/small_SUITE_data/src/maps1.erl index 228ffe2c22..06ced5b69e 100644 --- a/lib/dialyzer/test/small_SUITE_data/src/maps1.erl +++ b/lib/dialyzer/test/small_SUITE_data/src/maps1.erl @@ -10,7 +10,6 @@ -export([recv/3, decode/1]). --export([get_my_map/0,is_my_map/1]). %-record(can_pkt, {id, data :: binary(), timestamp}). @@ -40,38 +39,3 @@ t2() -> ok. update(#{ id := Id, val := Val } = M, X) when is_integer(Id) -> M#{ val := [Val,X] }. - -%% key coalescing - --spec get_my_map() -> map(). - -get_my_map() -> - #{labels => [one, two], - number => 27, - [1,2,3] => wer, - {4,5,6} => sdf, - kvok => #{ - <<"wat">> => v, - a => qwe, - 2 => asd, - [1,2,3] => wer, - {4,5,6} => sdf, - "abc" => zxc - } - }. - --spec is_my_map(map()) -> 'ok'. - -is_my_map(#{labels := [one, two], - number := 27, - [1,2,3] := wer, - {4,5,6} := sdf, - kvok := #{ - <<"wat">> := v, - a := qwe, - 2 := asd, - [1,2,3] := wer, - {4,5,6} := sdf, - "abc" := zxc - } - }) -> ok. diff --git a/lib/dialyzer/test/small_SUITE_data/src/predef2.erl b/lib/dialyzer/test/small_SUITE_data/src/predef2.erl deleted file mode 100644 index b1d941a49a..0000000000 --- a/lib/dialyzer/test/small_SUITE_data/src/predef2.erl +++ /dev/null @@ -1,56 +0,0 @@ --module(predef2). - --export([array/1, dict/1, digraph/1, digraph2/1, gb_set/1, gb_tree/1, - queue/1, set/1, tid/0, tid2/0]). - --export_type([array/0, digraph/0, gb_set/0]). - --spec array(array()) -> array:array(). - -array(A) -> - array:relax(A). - --spec dict(dict()) -> dict:dict(). - -dict(D) -> - dict:store(1, a, D). - --spec digraph(digraph()) -> [digraph:edge()]. - -digraph(G) -> - digraph:edges(G). - --spec digraph2(digraph:graph()) -> [digraph:edge()]. - -digraph2(G) -> - digraph:edges(G). - --spec gb_set(gb_set()) -> gb_sets:set(). - -gb_set(S) -> - gb_sets:balance(S). - --spec gb_tree(gb_tree()) -> gb_trees:tree(). - -gb_tree(S) -> - gb_trees:balance(S). - --spec queue(queue()) -> queue:queue(). - -queue(Q) -> - queue:reverse(Q). - --spec set(set()) -> sets:set(). - -set(S) -> - sets:union([S]). - --spec tid() -> tid(). - -tid() -> - ets:new(tid, []). - --spec tid2() -> ets:tid(). - -tid2() -> - ets:new(tid, []). diff --git a/lib/edoc/src/edoc_data.erl b/lib/edoc/src/edoc_data.erl index f88ba05f4b..eceb5cb1bd 100644 --- a/lib/edoc/src/edoc_data.erl +++ b/lib/edoc/src/edoc_data.erl @@ -173,21 +173,34 @@ callbacks(Es, Module, Env, Opts) -> lists:keymember(callback, 1, Module#module.attributes) of true -> - try (Module#module.name):behaviour_info(callbacks) of - Fs -> - Fs1 = [{F,A} || {F,A} <- Fs, is_atom(F), is_integer(A)], - if Fs1 =:= [] -> - []; - true -> - [{callbacks, - [callback(F, Env, Opts) || F <- Fs1]}] - end - catch - _:_ -> [] - end; + M = Module#module.name, + Fs = get_callback_functions(M, callbacks), + Os1 = get_callback_functions(M, optional_callbacks), + Fs1 = [FA || FA <- Fs, not lists:member(FA, Os1)], + Req = if Fs1 =:= [] -> + []; + true -> + [{callbacks, + [callback(FA, Env, Opts) || FA <- Fs1]}] + end, + Opt = if Os1 =:= [] -> + []; + true -> + [{optional_callbacks, + [callback(FA, Env, Opts) || FA <- Os1]}] + end, + Req ++ Opt; false -> [] end. +get_callback_functions(M, Callbacks) -> + try + [FA || {F, A} = FA <- M:behaviour_info(Callbacks), + is_atom(F), is_integer(A), A >= 0] + catch + _:_ -> [] + end. + %% <!ELEMENT callback EMPTY> %% <!ATTLIST callback %% name CDATA #REQUIRED diff --git a/lib/edoc/src/edoc_layout.erl b/lib/edoc/src/edoc_layout.erl index a102d432bc..36d067d9bc 100644 --- a/lib/edoc/src/edoc_layout.erl +++ b/lib/edoc/src/edoc_layout.erl @@ -701,6 +701,8 @@ deprecated(Es, S) -> end. behaviours(Es, Name) -> + CBs = get_content(callbacks, Es), + OCBs = get_content(optional_callbacks, Es), (case get_elem(behaviour, Es) of [] -> []; Es1 -> @@ -709,13 +711,24 @@ behaviours(Es, Name) -> ?NL] end ++ - case get_content(callbacks, Es) of - [] -> []; - Es1 -> + if CBs =:= [], OCBs =:= [] -> + []; + true -> + Req = if CBs =:= [] -> + []; + true -> + [br, " Required callback functions: "] + ++ seq(fun callback/1, CBs, ["."]) + end, + Opt = if OCBs =:= [] -> + []; + true -> + [br, " Optional callback functions: "] + ++ seq(fun callback/1, OCBs, ["."]) + end, [{p, ([{b, ["This module defines the ", {tt, [Name]}, - " behaviour."]}, - br, " Required callback functions: "] - ++ seq(fun callback/1, Es1, ["."]))}, + " behaviour."]}] + ++ Req ++ Opt)}, ?NL] end). diff --git a/lib/edoc/src/edoc_specs.erl b/lib/edoc/src/edoc_specs.erl index 211a354c74..3bf81c6503 100644 --- a/lib/edoc/src/edoc_specs.erl +++ b/lib/edoc/src/edoc_specs.erl @@ -362,7 +362,7 @@ d2e({type,_,map,any}) -> #t_map{ types = []}; d2e({type,_,map,Es}) -> #t_map{ types = d2e(Es) }; -d2e({type,_,map_field_assoc,K,V}) -> +d2e({type,_,map_field_assoc,[K,V]}) -> #t_map_field{ k_type = d2e(K), v_type=d2e(V) }; d2e({type,_,map_field_exact,K,V}) -> #t_map_field{ k_type = d2e(K), v_type=d2e(V) }; @@ -388,6 +388,9 @@ d2e({record_field,L,_Name}=F) -> d2e({type,_,Name,Types0}) -> Types = d2e(Types0), typevar_anno(#t_type{name = #t_name{name = Name}, args = Types}, Types); +d2e({user_type,_,Name,Types0}) -> + Types = d2e(Types0), + typevar_anno(#t_type{name = #t_name{name = Name}, args = Types}, Types); d2e({var,_,'_'}) -> #t_type{name = #t_name{name = ?TOP_TYPE}}; d2e({var,_,TypeName}) -> diff --git a/lib/edoc/src/edoc_tags.erl b/lib/edoc/src/edoc_tags.erl index 264a533a52..82a1b72d84 100644 --- a/lib/edoc/src/edoc_tags.erl +++ b/lib/edoc/src/edoc_tags.erl @@ -329,10 +329,7 @@ parse_typedef(Data, Line, _Env, Where) -> NAs = length(As), case edoc_types:is_predefined(T, NAs) of true -> - case - edoc_types:is_new_predefined(T, NAs) - orelse edoc_types:is_predefined_otp_type(T, NAs) - of + case edoc_types:is_new_predefined(T, NAs) of false -> throw_error(Line, {"redefining built-in type '~w'.", [T]}); @@ -499,7 +496,6 @@ check_used_type(#t_name{name = N, module = Mod}=Name, Args, P, LocalTypes) -> Mod =/= [] orelse lists:member(TypeName, ets:lookup(DT, Name)) orelse edoc_types:is_predefined(N, NArgs) - orelse edoc_types:is_predefined_otp_type(N, NArgs) orelse lists:member(TypeName, LocalTypes) of true -> diff --git a/lib/edoc/src/edoc_types.erl b/lib/edoc/src/edoc_types.erl index 8a6c8eb33e..65fba61a72 100644 --- a/lib/edoc/src/edoc_types.erl +++ b/lib/edoc/src/edoc_types.erl @@ -25,7 +25,7 @@ -module(edoc_types). --export([is_predefined/2, is_new_predefined/2, is_predefined_otp_type/2, +-export([is_predefined/2, is_new_predefined/2, to_ref/1, to_xml/2, to_label/1, arg_names/1, set_arg_names/2, arg_descs/1, range_desc/1]). @@ -34,67 +34,13 @@ -include("edoc_types.hrl"). -include_lib("xmerl/include/xmerl.hrl"). - -is_predefined(any, 0) -> true; -is_predefined(atom, 0) -> true; -is_predefined(binary, 0) -> true; -is_predefined(bool, 0) -> true; % kept for backwards compatibility -is_predefined(char, 0) -> true; is_predefined(cons, 2) -> true; is_predefined(deep_string, 0) -> true; -is_predefined(float, 0) -> true; -is_predefined(function, 0) -> true; -is_predefined(integer, 0) -> true; -is_predefined(list, 0) -> true; -is_predefined(list, 1) -> true; -is_predefined(nil, 0) -> true; -is_predefined(none, 0) -> true; -is_predefined(no_return, 0) -> true; -is_predefined(number, 0) -> true; -is_predefined(pid, 0) -> true; -is_predefined(port, 0) -> true; -is_predefined(reference, 0) -> true; -is_predefined(string, 0) -> true; -is_predefined(term, 0) -> true; -is_predefined(tuple, 0) -> true; -is_predefined(F, A) -> is_new_predefined(F, A). +is_predefined(F, A) -> erl_internal:is_type(F, A). -%% Should eventually be coalesced with is_predefined/2. -is_new_predefined(arity, 0) -> true; -is_new_predefined(bitstring, 0) -> true; -is_new_predefined(boolean, 0) -> true; -is_new_predefined(byte, 0) -> true; -is_new_predefined(iodata, 0) -> true; -is_new_predefined(iolist, 0) -> true; is_new_predefined(map, 0) -> true; -is_new_predefined(maybe_improper_list, 0) -> true; -is_new_predefined(maybe_improper_list, 2) -> true; -is_new_predefined(mfa, 0) -> true; -is_new_predefined(module, 0) -> true; -is_new_predefined(neg_integer, 0) -> true; -is_new_predefined(node, 0) -> true; -is_new_predefined(non_neg_integer, 0) -> true; -is_new_predefined(nonempty_improper_list, 2) -> true; -is_new_predefined(nonempty_list, 0) -> true; -is_new_predefined(nonempty_list, 1) -> true; -is_new_predefined(nonempty_maybe_improper_list, 0) -> true; -is_new_predefined(nonempty_maybe_improper_list, 2) -> true; -is_new_predefined(nonempty_string, 0) -> true; -is_new_predefined(pos_integer, 0) -> true; -is_new_predefined(timeout, 0) -> true; is_new_predefined(_, _) -> false. -%% The following types will be removed later, but they are currently -%% kind of built-in. -is_predefined_otp_type(array, 0) -> true; -is_predefined_otp_type(dict, 0) -> true; -is_predefined_otp_type(digraph, 0) -> true; -is_predefined_otp_type(gb_set, 0) -> true; -is_predefined_otp_type(gb_tree, 0) -> true; -is_predefined_otp_type(queue, 0) -> true; -is_predefined_otp_type(set, 0) -> true; -is_predefined_otp_type(_, _) -> false. - to_ref(#t_typedef{name = N}) -> to_ref(N); to_ref(#t_def{name = N}) -> @@ -129,8 +75,7 @@ to_xml(#t_type{name = N, args = As}, Env) -> Predef = case N of #t_name{module = [], name = T} -> NArgs = length(As), - (is_predefined(T, NArgs) - orelse is_predefined_otp_type(T, NArgs)); + is_predefined(T, NArgs); _ -> false end, diff --git a/lib/eldap/asn1/ELDAPv3.asn1 b/lib/eldap/asn1/ELDAPv3.asn1 index 72b87d7221..3fe7e815cc 100644 --- a/lib/eldap/asn1/ELDAPv3.asn1 +++ b/lib/eldap/asn1/ELDAPv3.asn1 @@ -274,5 +274,17 @@ IntermediateResponse ::= [APPLICATION 25] SEQUENCE { responseName [0] LDAPOID OPTIONAL, responseValue [1] OCTET STRING OPTIONAL } +-- Extended syntax for Password Modify (RFC 3062, Section 2) + +-- passwdModifyOID OBJECT IDENTIFIER ::= 1.3.6.1.4.1.4203.1.11.1 + +PasswdModifyRequestValue ::= SEQUENCE { + userIdentity [0] OCTET STRING OPTIONAL, + oldPasswd [1] OCTET STRING OPTIONAL, + newPasswd [2] OCTET STRING OPTIONAL } + +PasswdModifyResponseValue ::= SEQUENCE { + genPasswd [0] OCTET STRING OPTIONAL } + END diff --git a/lib/eldap/doc/src/eldap.xml b/lib/eldap/doc/src/eldap.xml index 4417551aa8..b68115cd82 100644 --- a/lib/eldap/doc/src/eldap.xml +++ b/lib/eldap/doc/src/eldap.xml @@ -107,19 +107,23 @@ filter() See present/1, substrings/2, </type> <desc> <p>Upgrade the connection associated with <c>Handle</c> to a tls connection if possible.</p> - <p>The upgrade is done in two phases: first the server is asked for permission to upgrade. Second, if the request is acknowledged, the upgrade is performed.</p> - <p>Error responese from phase one will not affect the current encryption state of the connection. Those responses are:</p> + <p>The upgrade is done in two phases: first the server is asked for permission to upgrade. Second, if the request is acknowledged, the upgrade to tls is performed.</p> + <p>Error responses from phase one will not affect the current encryption state of the connection. Those responses are:</p> <taglist> <tag><c>tls_already_started</c></tag> <item>The connection is already encrypted. The connection is not affected.</item> <tag><c>{response,ResponseFromServer}</c></tag> <item>The upgrade was refused by the LDAP server. The <c>ResponseFromServer</c> is an atom delivered byt the LDAP server explained in section 2.3 of rfc 2830. The connection is not affected, so it is still un-encrypted.</item> </taglist> - <p>Errors in the seconde phase will however end the connection:</p> + <p>Errors in the second phase will however end the connection:</p> <taglist> <tag><c>Error</c></tag> <item>Any error responded from ssl:connect/3</item> </taglist> + <p>The <c>Timeout</c> parameter is for the actual tls upgrade (phase 2) while the timeout in + <seealso marker="#open/2">erl_tar:open/2</seealso> is used for the initial negotiation about + upgrade (phase 1). + </p> </desc> </func> <func> @@ -214,6 +218,46 @@ filter() See present/1, substrings/2, </desc> </func> <func> + <name>modify_password(Handle, Dn, NewPasswd) -> ok | {ok, GenPasswd} | {error, Reason}</name> + <fsummary>Modify the password of a user.</fsummary> + <type> + <v>Dn = string()</v> + <v>NewPasswd = string()</v> + </type> + <desc> + <p>Modify the password of a user. See <seealso marker="#modify_password/4">modify_password/4</seealso>.</p> + </desc> + </func> + <func> + <name>modify_password(Handle, Dn, NewPasswd, OldPasswd) -> ok | {ok, GenPasswd} | {error, Reason}</name> + <fsummary>Modify the password of a user.</fsummary> + <type> + <v>Dn = string()</v> + <v>NewPasswd = string()</v> + <v>OldPasswd = string()</v> + <v>GenPasswd = string()</v> + </type> + <desc> + <p>Modify the password of a user.</p> + <list type="bulleted"> + <item> + <p><c>Dn</c>. The user to modify. Should be "" if the + modify request is for the user of the LDAP session.</p> + </item> + <item> + <p><c>NewPasswd</c>. The new password to set. Should be "" + if the server is to generate the password. In this case, + the result will be <c>{ok, GenPasswd}</c>.</p> + </item> + <item> + <p><c>OldPasswd</c>. Sometimes required by server policy + for a user to change their password. If not required, use + <seealso marker="#modify_password/3">modify_password/3</seealso>.</p> + </item> + </list> + </desc> + </func> + <func> <name>modify_dn(Handle, Dn, NewRDN, DeleteOldRDN, NewSupDN) -> ok | {error, Reason}</name> <fsummary>Modify the DN of an entry.</fsummary> <type> @@ -224,9 +268,9 @@ filter() See present/1, substrings/2, </type> <desc> <p> Modify the DN of an entry. <c>DeleteOldRDN</c> indicates - whether the current RDN should be removed after operation. - <c>NewSupDN</c> should be "" if the RDN should not be moved or the new parent which - the RDN will be moved to.</p> + whether the current RDN should be removed from the attribute list after the after operation. + <c>NewSupDN</c> is the new parent that the RDN shall be moved to. If the old parent should + remain as parent, <c>NewSupDN</c> shall be "".</p> <pre> modify_dn(Handle, "cn=Bill Valentine, ou=people, o=Example Org, dc=example, dc=com ", "cn=Bill Jr Valentine", true, "") @@ -253,6 +297,10 @@ filter() See present/1, substrings/2, Filter = eldap:substrings("cn", [{any,"V"}]), search(Handle, [{base, "dc=example, dc=com"}, {filter, Filter}, {attributes, ["cn"]}]), </pre> + <p>The <c>timeout</c> option in the <c>SearchOptions</c> is for the ldap server, while + the timeout in <seealso marker="#open/2">erl_tar:open/2</seealso> is used for each + individual request in the search operation. + </p> </desc> </func> diff --git a/lib/eldap/doc/src/notes.xml b/lib/eldap/doc/src/notes.xml index f92d100757..e5cbcb26ff 100644 --- a/lib/eldap/doc/src/notes.xml +++ b/lib/eldap/doc/src/notes.xml @@ -30,6 +30,35 @@ </header> <p>This document describes the changes made to the Eldap application.</p> +<section><title>Eldap 1.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixed that eldap:open did not use the Timeout parameter + when calling ssl:connect. (Thanks Wiesław Bieniek for + reporting)</p> + <p> + Own Id: OTP-12311</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Added the LDAP filter <c>extensibleMatch</c>.</p> + <p> + Own Id: OTP-12174</p> + </item> + </list> + </section> + +</section> + <section><title>Eldap 1.0.4</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/lib/eldap/src/eldap.erl b/lib/eldap/src/eldap.erl index 9f7aca287b..977f7d2809 100644 --- a/lib/eldap/src/eldap.erl +++ b/lib/eldap/src/eldap.erl @@ -12,6 +12,7 @@ -vc('$Id$ '). -export([open/1,open/2,simple_bind/3,controlling_process/2, start_tls/2, start_tls/3, + modify_password/3, modify_password/4, getopts/2, baseObject/0,singleLevel/0,wholeSubtree/0,close/1, equalityMatch/2,greaterOrEqual/2,lessOrEqual/2, @@ -94,6 +95,23 @@ start_tls(Handle, TlsOptions, Timeout) -> recv(Handle). %%% -------------------------------------------------------------------- +%%% Modify the password of a user. +%%% +%%% Dn - Name of the entry to modify. If empty, the session user. +%%% NewPasswd - New password. If empty, the server returns a new password. +%%% OldPasswd - Original password for server verification, may be empty. +%%% +%%% Returns: ok | {ok, GenPasswd} | {error, term()} +%%% -------------------------------------------------------------------- +modify_password(Handle, Dn, NewPasswd) -> + modify_password(Handle, Dn, NewPasswd, []). + +modify_password(Handle, Dn, NewPasswd, OldPasswd) + when is_pid(Handle), is_list(Dn), is_list(NewPasswd), is_list(OldPasswd) -> + send(Handle, {passwd_modify,optional(Dn),optional(NewPasswd),optional(OldPasswd)}), + recv(Handle). + +%%% -------------------------------------------------------------------- %%% Ask for option values on the socket. %%% Warning: This is an undocumented function for testing purposes only. %%% Use at own risk... @@ -107,7 +125,8 @@ getopts(Handle, OptNames) when is_pid(Handle), is_list(OptNames) -> %%% -------------------------------------------------------------------- close(Handle) when is_pid(Handle) -> - send(Handle, close). + send(Handle, close), + ok. %%% -------------------------------------------------------------------- %%% Set who we should link ourselves to @@ -506,6 +525,11 @@ loop(Cpid, Data) -> send(From,Res), ?MODULE:loop(Cpid, NewData); + {From, {passwd_modify,Dn,NewPasswd,OldPasswd}} -> + {Res,NewData} = do_passwd_modify(Data, Dn, NewPasswd, OldPasswd), + send(From, Res), + ?MODULE:loop(Cpid, NewData); + {_From, close} -> unlink(Cpid), exit(closed); @@ -796,6 +820,60 @@ do_modify_0(Data, Obj, Mod) -> check_reply(Data#eldap{id = Id}, Resp, modifyResponse). %%% -------------------------------------------------------------------- +%%% PasswdModifyRequest +%%% -------------------------------------------------------------------- + +-define(PASSWD_MODIFY_OID, "1.3.6.1.4.1.4203.1.11.1"). + +do_passwd_modify(Data, Dn, NewPasswd, OldPasswd) -> + case catch do_passwd_modify_0(Data, Dn, NewPasswd, OldPasswd) of + {error,Emsg} -> {ldap_closed_p(Data, Emsg),Data}; + {'EXIT',Error} -> {ldap_closed_p(Data, Error),Data}; + {ok,NewData} -> {ok,NewData}; + {ok,Passwd,NewData} -> {{ok, Passwd},NewData}; + Else -> {ldap_closed_p(Data, Else),Data} + end. + +do_passwd_modify_0(Data, Dn, NewPasswd, OldPasswd) -> + Req = #'PasswdModifyRequestValue'{userIdentity = Dn, + oldPasswd = OldPasswd, + newPasswd = NewPasswd}, + log2(Data, "modify password request = ~p~n", [Req]), + {ok, Bytes} = 'ELDAPv3':encode('PasswdModifyRequestValue', Req), + ExtReq = #'ExtendedRequest'{requestName = ?PASSWD_MODIFY_OID, + requestValue = Bytes}, + Id = bump_id(Data), + log2(Data, "extended request = ~p~n", [ExtReq]), + Reply = request(Data#eldap.fd, Data, Id, {extendedReq, ExtReq}), + log2(Data, "modify password reply = ~p~n", [Reply]), + exec_passwd_modify_reply(Data#eldap{id = Id}, Reply). + +exec_passwd_modify_reply(Data, {ok,Msg}) when + Msg#'LDAPMessage'.messageID == Data#eldap.id -> + case Msg#'LDAPMessage'.protocolOp of + {extendedResp, Result} -> + case Result#'ExtendedResponse'.resultCode of + success -> + case Result#'ExtendedResponse'.responseValue of + asn1_NOVALUE -> + {ok, Data}; + Value -> + case 'ELDAPv3':decode('PasswdModifyResponseValue', Value) of + {ok,#'PasswdModifyResponseValue'{genPasswd = Passwd}} -> + {ok, Passwd, Data}; + Error -> + throw(Error) + end + end; + Error -> + {error, {response,Error}} + end; + Other -> {error, Other} + end; +exec_passwd_modify_reply(_, Error) -> + {error, Error}. + +%%% -------------------------------------------------------------------- %%% modifyDNRequest %%% -------------------------------------------------------------------- diff --git a/lib/eldap/test/Makefile b/lib/eldap/test/Makefile index 24e71cebaa..28a7a107e1 100644 --- a/lib/eldap/test/Makefile +++ b/lib/eldap/test/Makefile @@ -28,8 +28,9 @@ INCLUDES= -I. -I ../include # ---------------------------------------------------- MODULES= \ - eldap_connections_SUITE \ - eldap_basic_SUITE + eldap_basic_SUITE \ + make_certs + ERL_FILES= $(MODULES:%=%.erl) diff --git a/lib/eldap/test/eldap_basic_SUITE.erl b/lib/eldap/test/eldap_basic_SUITE.erl index d87f3ac4ac..137c61b2d9 100644 --- a/lib/eldap/test/eldap_basic_SUITE.erl +++ b/lib/eldap/test/eldap_basic_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2012-2013. All Rights Reserved. +%% Copyright Ericsson AB 2012-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -24,305 +24,919 @@ %%-include_lib("common_test/include/ct.hrl"). -include_lib("test_server/include/test_server.hrl"). -include_lib("eldap/include/eldap.hrl"). +-include_lib("eldap/ebin/ELDAPv3.hrl"). + -define(TIMEOUT, 120000). % 2 min +all() -> + [app, + appup, + {group, encode_decode}, + {group, return_values}, + {group, v4_connections}, + {group, v6_connections}, + {group, plain_api}, + {group, ssl_api}, + {group, start_tls_api} + ]. + +groups() -> + [{encode_decode, [], [encode, + decode + ]}, + {plain_api, [], [{group,api}]}, + {ssl_api, [], [{group,api}, start_tls_on_ssl_should_fail]}, + {start_tls_api, [], [{group,api}, start_tls_twice_should_fail]}, + + {api, [], [{group,api_not_bound}, + {group,api_bound}]}, + + {api_not_bound, [], [elementary_search, search_non_existant, + add_when_not_bound, + bind]}, + {api_bound, [], [add_when_bound, + add_already_exists, + more_add, + search_filter_equalityMatch, + search_filter_substring_any, + search_filter_initial, + search_filter_final, + search_filter_and, + search_filter_or, + search_filter_and_not, + search_two_hits, + modify, + delete, + modify_dn_delete_old, + modify_dn_keep_old]}, + {v4_connections, [], connection_tests()}, + {v6_connections, [], connection_tests()}, + {return_values, [], [open_ret_val_success, + open_ret_val_error, + close_ret_val]} + ]. + +connection_tests() -> + [tcp_connection, + tcp_connection_option, + ssl_connection, + client_side_start_tls_timeout, + client_side_bind_timeout, + client_side_add_timeout, + client_side_search_timeout + ]. + + + init_per_suite(Config) -> - StartSsl = try ssl:start() - catch - Error:Reason -> - {skip, lists:flatten(io_lib:format("eldap init_per_suite failed to start ssl Error=~p Reason=~p", [Error, Reason]))} - end, - case StartSsl of - ok -> - chk_config(ldap_server, {"localhost",9876}, - chk_config(ldaps_server, {"localhost",9877}, - Config)); - _ -> - StartSsl - end. + SSL_available = init_ssl_certs_et_al(Config), + LDAP_server = find_first_server(false, [{config,eldap_server}, {config,ldap_server}, {"localhost",9876}]), + LDAPS_server = + case SSL_available of + true -> + find_first_server(true, [{config,ldaps_server}, {"localhost",9877}]); + false -> + undefined + end, + [{ssl_available, SSL_available}, + {ldap_server, LDAP_server}, + {ldaps_server, LDAPS_server} | Config]. end_per_suite(_Config) -> - ok. - -init_per_testcase(_TestCase, Config0) -> - {EldapHost,Port} = proplists:get_value(ldap_server,Config0), - try - {ok, Handle} = eldap:open([EldapHost], [{port,Port}]), - ok = eldap:simple_bind(Handle, "cn=Manager,dc=ericsson,dc=se", "hejsan"), - {ok, MyHost} = inet:gethostname(), - Path = "dc="++MyHost++",dc=ericsson,dc=se", - eldap:add(Handle,"dc=ericsson,dc=se", - [{"objectclass", ["dcObject", "organization"]}, - {"dc", ["ericsson"]}, {"o", ["Testing"]}]), - eldap:add(Handle,Path, - [{"objectclass", ["dcObject", "organization"]}, - {"dc", [MyHost]}, {"o", ["Test machine"]}]), - [{eldap_path,Path}|Config0] - catch error:{badmatch,Error} -> - io:format("Eldap init error ~p~n ~p~n",[Error, erlang:get_stacktrace()]), - {skip, lists:flatten(io_lib:format("Ldap init failed with host ~p:~p. Error=~p", [EldapHost,Port,Error]))} + ssl:stop(). + + +init_per_group(return_values, Config) -> + case ?config(ldap_server,Config) of + undefined -> + {skip, "LDAP server not availble"}; + {Host,Port} -> + ct:comment("ldap://~s:~p",[Host,Port]), + Config + end; +init_per_group(plain_api, Config0) -> + case ?config(ldap_server,Config0) of + undefined -> + {skip, "LDAP server not availble"}; + Server = {Host,Port} -> + ct:comment("ldap://~s:~p",[Host,Port]), + initialize_db([{server,Server}, {ssl_flag,false}, {start_tls,false} | Config0]) + end; +init_per_group(ssl_api, Config0) -> + case ?config(ldaps_server,Config0) of + undefined -> + {skip, "LDAPS server not availble"}; + Server = {Host,Port} -> + ct:comment("ldaps://~s:~p",[Host,Port]), + initialize_db([{server,Server}, {ssl_flag,true}, {start_tls,false} | Config0]) + end; +init_per_group(start_tls_api, Config0) -> + case {?config(ldap_server,Config0), ?config(ssl_available,Config0)} of + {undefined,true} -> + {skip, "LDAP server not availble"}; + {_,false} -> + {skip, "TLS not availble"}; + {Server={Host,Port}, true} -> + ct:comment("ldap://~s:~p + start_tls",[Host,Port]), + Config = [{server,Server}, {ssl_flag,false} | Config0], + case supported_extension("1.3.6.1.4.1.1466.20037", Config) of + true -> initialize_db([{start_tls,true} | Config]); + false -> {skip, "start_tls not supported according to the server"} + end + end; +init_per_group(v4_connections, Config) -> + [{tcp_listen_opts, [{reuseaddr, true}]}, + {listen_host, "localhost"}, + {tcp_connect_opts, []} + | Config]; +init_per_group(v6_connections, Config) -> + {ok, Hostname} = inet:gethostname(), + case lists:member(list_to_atom(Hostname), ct:get_config(ipv6_hosts,[])) of + true -> + [{tcp_listen_opts, [inet6,{reuseaddr, true}]}, + {listen_host, "::"}, + {tcp_connect_opts, [{tcpopts,[inet6]}]} + | Config]; + false -> + {skip, io_lib:format("~p is not an ipv6_host",[Hostname])} + end; +init_per_group(_, Config) -> + Config. + +end_per_group(plain_api, Config) -> clear_db(Config); +end_per_group(ssl_api, Config) -> clear_db(Config); +end_per_group(start_tls_api, Config) -> clear_db(Config); +end_per_group(_Group, Config) -> Config. + + +init_per_testcase(ssl_connection, Config) -> + case ?config(ssl_available,Config) of + true -> + SSL_Port = 9999, + CertFile = filename:join(?config(data_dir,Config), "certs/server/cert.pem"), + KeyFile = filename:join(?config(data_dir,Config), "certs/server/key.pem"), + + Parent = self(), + Listener = spawn_link( + fun() -> + case ssl:listen(SSL_Port, [{certfile, CertFile}, + {keyfile, KeyFile} + | ?config(tcp_listen_opts,Config) + ]) of + {ok,SSL_LSock} -> + Parent ! {ok,self()}, + (fun L() -> + ct:log("ssl server waiting for connections...",[]), + {ok, S} = ssl:transport_accept(SSL_LSock), + ct:log("ssl:transport_accept/1 ok",[]), + ok = ssl:ssl_accept(S), + ct:log("ssl:ssl_accept/1 ok",[]), + L() + end)(); + Other -> + Parent ! {not_ok,Other,self()} + end + end), + receive + {ok,Listener} -> + ct:log("SSL listening to port ~p (process ~p)",[SSL_Port, Listener]), + [{ssl_listener,Listener}, + {ssl_listen_port,SSL_Port}, + {ssl_connect_opts,[]} + | Config]; + {no_ok,SSL_Other,Listener} -> + ct:log("ssl:listen on port ~p failed: ~p",[SSL_Port,SSL_Other]), + {fail, "ssl:listen/2 failed"} + after 5000 -> + {fail, "Waiting for ssl:listen timeout"} + end; + false -> + {skip, "ssl not available"} + end; + +init_per_testcase(TC, Config) -> + case lists:member(TC,connection_tests()) of + true -> + case gen_tcp:listen(0, proplists:get_value(tcp_listen_opts,Config)) of + {ok,LSock} -> + {ok,{_,Port}} = inet:sockname(LSock), + [{listen_socket,LSock}, + {listen_port,Port} + | Config]; + Other -> + {fail, Other} + end; + + false -> + case proplists:get_value(name,?config(tc_group_properties, Config)) of + api_not_bound -> + {ok,H} = open(Config), + [{handle,H} | Config]; + api_bound -> + {ok,H} = open(Config), + ok = eldap:simple_bind(H, + "cn=Manager,dc=ericsson,dc=se", + "hejsan"), + [{handle,H} | Config]; + _Name -> + Config + end end. -end_per_testcase(_TestCase, Config) -> - {EHost, Port} = proplists:get_value(ldap_server, Config), - Path = proplists:get_value(eldap_path, Config), - {ok, H} = eldap:open([EHost], [{port, Port}]), - ok = eldap:simple_bind(H, "cn=Manager,dc=ericsson,dc=se", "hejsan"), - case eldap:search(H, [{base, Path}, - {filter, eldap:present("objectclass")}, - {scope, eldap:wholeSubtree()}]) - of - {ok, {eldap_search_result, Entries, _}} -> - [ok = eldap:delete(H, Entry) || {eldap_entry, Entry, _} <- Entries]; - _ -> ignore - end, +end_per_testcase(_, Config) -> + catch gen_tcp:close( proplists:get_value(listen_socket, Config) ), + catch eldap:close( proplists:get_value(handle,Config) ). - ok. -%% suite() -> +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +%%% +%%% Test cases +%%% -all() -> - [app, - appup, - api, - ssl_api, - start_tls, - tls_operations, - start_tls_twice, - start_tls_on_ssl - ]. - -app(doc) -> "Test that the eldap app file is ok"; -app(suite) -> []; +%%%---------------------------------------------------------------- +%%% Test that the eldap app file is ok app(Config) when is_list(Config) -> ok = test_server:app_test(eldap). -%% Test that the eldap appup file is ok +%%%---------------------------------------------------------------- +%%% Test that the eldap appup file is ok appup(Config) when is_list(Config) -> ok = test_server:appup_test(eldap). -api(doc) -> "Basic test that all api functions works as expected"; -api(suite) -> []; -api(Config) -> - {Host,Port} = proplists:get_value(ldap_server, Config), - {ok, H} = eldap:open([Host], [{port,Port} - ,{log,fun(Lvl,Fmt,Args)-> io:format("~p: ~s",[Lvl,io_lib:format(Fmt,Args)]) end} - ]), - %% {ok, H} = eldap:open([Host], [{port,Port+1}, {ssl, true}]), - do_api_checks(H, Config), - eldap:close(H), - ok. +%%%---------------------------------------------------------------- +open_ret_val_success(Config) -> + {Host,Port} = ?config(ldap_server,Config), + {ok,H} = eldap:open([Host], [{port,Port}]), + catch eldap:close(H). + +%%%---------------------------------------------------------------- +open_ret_val_error(_Config) -> + {error,_} = eldap:open(["nohost.example.com"], [{port,65535}]). + +%%%---------------------------------------------------------------- +close_ret_val(Config) -> + {Host,Port} = ?config(ldap_server,Config), + {ok,H} = eldap:open([Host], [{port,Port}]), + ok = eldap:close(H). + +%%%---------------------------------------------------------------- +tcp_connection(Config) -> + Host = proplists:get_value(listen_host, Config), + Port = proplists:get_value(listen_port, Config), + Opts = proplists:get_value(tcp_connect_opts, Config), + case eldap:open([Host], [{port,Port}|Opts]) of + {ok,_H} -> + Sl = proplists:get_value(listen_socket, Config), + case gen_tcp:accept(Sl,1000) of + {ok,_S} -> ok; + {error,timeout} -> ct:fail("server side accept timeout",[]); + Other -> ct:fail("gen_tdp:accept failed: ~p",[Other]) + end; + Other -> ct:fail("eldap:open failed: ~p",[Other]) + end. +%%%---------------------------------------------------------------- +ssl_connection(Config) -> + Host = proplists:get_value(listen_host, Config), + Port = proplists:get_value(ssl_listen_port, Config), + Opts = proplists:get_value(tcp_connect_opts, Config), + SSLOpts = proplists:get_value(ssl_connect_opts, Config), + case eldap:open([Host], [{port,Port}, + {ssl,true}, + {timeout,5000}, + {sslopts,SSLOpts}|Opts]) of + {ok,_H} -> ok; + Other -> ct:fail("eldap:open failed: ~p",[Other]) + end. -ssl_api(doc) -> "Basic test that all api functions works as expected"; -ssl_api(suite) -> []; -ssl_api(Config) -> - {Host,Port} = proplists:get_value(ldaps_server, Config), - {ok, H} = eldap:open([Host], [{port,Port}, {ssl,true}]), - do_api_checks(H, Config), - eldap:close(H), - ok. +%%%---------------------------------------------------------------- +client_side_add_timeout(Config) -> + client_timeout( + fun(H) -> + eldap:add(H, "cn=Foo Bar,dc=host,dc=ericsson,dc=se", + [{"objectclass", ["person"]}, + {"cn", ["Foo Bar"]}, + {"sn", ["Bar"]}, + {"telephoneNumber", ["555-1232", "555-5432"]}]) + end, Config). + +%%%---------------------------------------------------------------- +client_side_bind_timeout(Config) -> + client_timeout( + fun(H) -> + eldap:simple_bind(H, anon, anon) + end, Config). + +%%%---------------------------------------------------------------- +client_side_search_timeout(Config) -> + client_timeout( + fun(H) -> + eldap:search(H, [{base,"dc=host,dc=ericsson,dc=se"}, + {filter, eldap:present("objectclass")}, + {scope, eldap:wholeSubtree()}]) + end, Config). + +%%%---------------------------------------------------------------- +client_side_start_tls_timeout(Config) -> + client_timeout( + fun(H) -> + eldap:start_tls(H, []) + end, Config). + +%%%---------------------------------------------------------------- +tcp_connection_option(Config) -> + Host = proplists:get_value(listen_host, Config), + Port = proplists:get_value(listen_port, Config), + Opts = proplists:get_value(tcp_connect_opts, Config), + Sl = proplists:get_value(listen_socket, Config), + + %% Make an option value to test. The option must be implemented on all + %% platforms that we test on. Must check what the default value is + %% so we don't happen to choose that particular value. + {ok,[{linger,DefaultLinger}]} = inet:getopts(Sl, [linger]), + TestLinger = case DefaultLinger of + {false,_} -> {true,5}; + {true,_} -> {false,0} + end, + + case catch eldap:open([Host], + [{port,Port},{tcpopts,[{linger,TestLinger}]}|Opts]) of + {ok,H} -> + case gen_tcp:accept(Sl,1000) of + {ok,_} -> + case eldap:getopts(H, [{tcpopts,[linger]}]) of + {ok,[{tcpopts,[{linger,ActualLinger}]}]} -> + case ActualLinger of + TestLinger -> + ok; + DefaultLinger -> + ct:fail("eldap:getopts: 'linger' didn't change," + " got ~p (=default) expected ~p", + [ActualLinger,TestLinger]); + _ -> + ct:fail("eldap:getopts: bad 'linger', got ~p expected ~p", + [ActualLinger,TestLinger]) + end; + Other -> + ct:fail("eldap:getopts: bad result ~p",[Other]) + end; + {error,timeout} -> + ct:fail("server side accept timeout",[]) + end; + + Other -> + ct:fail("eldap:open failed: ~p",[Other]) + end. -start_tls(doc) -> "Test that an existing (tcp) connection can be upgraded to tls"; -start_tls(suite) -> []; -start_tls(Config) -> - {Host,Port} = proplists:get_value(ldap_server, Config), - {ok, H} = eldap:open([Host], [{port,Port}]), - ok = eldap:start_tls(H, [ - {keyfile, filename:join([proplists:get_value(data_dir,Config), - "certs/client/key.pem"])} - ]), - eldap:close(H). +%%%---------------------------------------------------------------- +%%% Basic test that all api functions works as expected + +%%%---------------------------------------------------------------- +elementary_search(Config) -> + {ok, #eldap_search_result{entries=[_]}} = + eldap:search(?config(handle,Config), + #eldap_search{base = ?config(eldap_path, Config), + filter= eldap:present("objectclass"), + scope = eldap:wholeSubtree()}). + +%%%---------------------------------------------------------------- +search_non_existant(Config) -> + {error, noSuchObject} = + eldap:search(?config(handle,Config), + #eldap_search{base = "cn=Bar," ++ ?config(eldap_path, Config), + filter= eldap:present("objectclass"), + scope = eldap:wholeSubtree()}). + +%%%---------------------------------------------------------------- +add_when_not_bound(Config) -> + {error, _} = eldap:add(?config(handle,Config), + "cn=Jonas Jonsson," ++ ?config(eldap_path, Config), + [{"objectclass", ["person"]}, + {"cn", ["Jonas Jonsson"]}, + {"sn", ["Jonsson"]}]). + +%%%---------------------------------------------------------------- +bind(Config) -> + ok = eldap:simple_bind(?config(handle,Config), + "cn=Manager,dc=ericsson,dc=se", + "hejsan"). + +%%%---------------------------------------------------------------- +add_when_bound(Config) -> + ok = eldap:add(?config(handle, Config), + "cn=Jonas Jonsson," ++ ?config(eldap_path, Config), + [{"objectclass", ["person"]}, + {"cn", ["Jonas Jonsson"]}, + {"sn", ["Jonsson"]}]). + +%%%---------------------------------------------------------------- +add_already_exists(Config) -> + {error, entryAlreadyExists} = + eldap:add(?config(handle, Config), + "cn=Jonas Jonsson," ++ ?config(eldap_path, Config), + [{"objectclass", ["person"]}, + {"cn", ["Jonas Jonsson"]}, + {"sn", ["Jonsson"]}]). + +%%%---------------------------------------------------------------- +more_add(Config) -> + H = ?config(handle, Config), + BasePath = ?config(eldap_path, Config), + ok = eldap:add(H, "cn=Foo Bar," ++ BasePath, + [{"objectclass", ["person"]}, + {"cn", ["Foo Bar"]}, + {"sn", ["Bar"]}, + {"telephoneNumber", ["555-1232", "555-5432"]}]), + ok = eldap:add(H, "ou=Team," ++ BasePath, + [{"objectclass", ["organizationalUnit"]}, + {"ou", ["Team"]}]). -tls_operations(doc) -> "Test that an upgraded connection is usable for ldap stuff"; -tls_operations(suite) -> []; -tls_operations(Config) -> - {Host,Port} = proplists:get_value(ldap_server, Config), - {ok, H} = eldap:open([Host], [{port,Port}]), - ok = eldap:start_tls(H, [ - {keyfile, filename:join([proplists:get_value(data_dir,Config), - "certs/client/key.pem"])} - ]), - do_api_checks(H, Config), +%%%---------------------------------------------------------------- +search_filter_equalityMatch(Config) -> + BasePath = ?config(eldap_path, Config), + ExpectedDN = "cn=Jonas Jonsson," ++ BasePath, + {ok, #eldap_search_result{entries=[#eldap_entry{object_name=ExpectedDN}]}} = + eldap:search(?config(handle, Config), + #eldap_search{base = BasePath, + filter = eldap:equalityMatch("sn", "Jonsson"), + scope=eldap:singleLevel()}). + +%%%---------------------------------------------------------------- +search_filter_substring_any(Config) -> + BasePath = ?config(eldap_path, Config), + ExpectedDN = "cn=Jonas Jonsson," ++ BasePath, + {ok, #eldap_search_result{entries=[#eldap_entry{object_name=ExpectedDN}]}} = + eldap:search(?config(handle, Config), + #eldap_search{base = BasePath, + filter = eldap:substrings("sn", [{any, "ss"}]), + scope=eldap:singleLevel()}). + +%%%---------------------------------------------------------------- +search_filter_initial(Config) -> + H = ?config(handle, Config), + BasePath = ?config(eldap_path, Config), + ExpectedDN = "cn=Foo Bar," ++ BasePath, + {ok, #eldap_search_result{entries=[#eldap_entry{object_name=ExpectedDN}]}} = + eldap:search(H, + #eldap_search{base = BasePath, + filter = eldap:substrings("sn", [{initial, "B"}]), + scope=eldap:singleLevel()}). + +%%%---------------------------------------------------------------- +search_filter_final(Config) -> + H = ?config(handle, Config), + BasePath = ?config(eldap_path, Config), + ExpectedDN = "cn=Foo Bar," ++ BasePath, + {ok, #eldap_search_result{entries=[#eldap_entry{object_name=ExpectedDN}]}} = + eldap:search(H, + #eldap_search{base = BasePath, + filter = eldap:substrings("sn", [{final, "r"}]), + scope=eldap:singleLevel()}). + +%%%---------------------------------------------------------------- +search_filter_and(Config) -> + H = ?config(handle, Config), + BasePath = ?config(eldap_path, Config), + ExpectedDN = "cn=Foo Bar," ++ BasePath, + {ok, #eldap_search_result{entries=[#eldap_entry{object_name=ExpectedDN}]}} = + eldap:search(H, + #eldap_search{base = BasePath, + filter = eldap:'and'([eldap:substrings("sn", [{any, "a"}]), + eldap:equalityMatch("cn","Foo Bar")]), + scope=eldap:singleLevel()}). + +%%%---------------------------------------------------------------- +search_filter_or(Config) -> + H = ?config(handle, Config), + BasePath = ?config(eldap_path, Config), + ExpectedDNs = lists:sort(["cn=Foo Bar," ++ BasePath, + "ou=Team," ++ BasePath]), + {ok, #eldap_search_result{entries=Es}} = + eldap:search(H, + #eldap_search{base = BasePath, + filter = eldap:'or'([eldap:substrings("sn", [{any, "a"}]), + eldap:equalityMatch("ou","Team")]), + scope=eldap:singleLevel()}), + ExpectedDNs = lists:sort([DN || #eldap_entry{object_name=DN} <- Es]). + +%%%---------------------------------------------------------------- +search_filter_and_not(Config) -> + H = ?config(handle, Config), + BasePath = ?config(eldap_path, Config), + {ok, #eldap_search_result{entries=[]}} = + eldap:search(H, + #eldap_search{base = BasePath, + filter = eldap:'and'([eldap:substrings("sn", [{any, "a"}]), + eldap:'not'( + eldap:equalityMatch("cn","Foo Bar") + )]), + scope=eldap:singleLevel()}). + +%%%---------------------------------------------------------------- +search_two_hits(Config) -> + H = ?config(handle, Config), + BasePath = ?config(eldap_path, Config), + DN1 = "cn=Santa Claus," ++ BasePath, + DN2 = "cn=Jultomten," ++ BasePath, + %% Add two objects: + ok = eldap:add(H, DN1, + [{"objectclass", ["person"]}, + {"cn", ["Santa Claus"]}, + {"sn", ["Santa"]}, + {"description", ["USA"]}]), + ok = eldap:add(H, DN2, + [{"objectclass", ["person"]}, + {"cn", ["Jultomten"]}, + {"sn", ["Tomten"]}, + {"description", ["Sweden"]}]), + + %% Search for them: + {ok, #eldap_search_result{entries=Es}} = + eldap:search(H, + #eldap_search{base = BasePath, + filter = eldap:present("description"), + scope=eldap:singleLevel()}), + + %% And check that they are the expected ones: + ExpectedDNs = lists:sort([DN1, DN2]), + ExpectedDNs = lists:sort([D || #eldap_entry{object_name=D} <- Es]), + + %% Restore the database: + [ok=eldap:delete(H,DN) || DN <- ExpectedDNs]. + +%%%---------------------------------------------------------------- +modify(Config) -> + H = ?config(handle, Config), + BasePath = ?config(eldap_path, Config), + %% The object to modify + DN = "cn=Foo Bar," ++ BasePath, + + %% Save a copy to restore later: + {ok,OriginalAttrs} = attributes(H, DN), + + %% Do a change + Mod = [eldap:mod_replace("telephoneNumber", ["555-12345"]), + eldap:mod_add("description", ["Nice guy"])], + ok = eldap:modify(H, DN, Mod), + + %% Check that the object was changed + {ok, #eldap_search_result{entries=[#eldap_entry{object_name=DN}]}} = + eldap:search(H, + #eldap_search{base = BasePath, + filter = eldap:equalityMatch("telephoneNumber", "555-12345"), + scope=eldap:singleLevel()}), + + %% Do another type of change + ok = eldap:modify(H, DN, [eldap:mod_delete("telephoneNumber", [])]), + %% and check that it worked by repeating the test above + {ok, #eldap_search_result{entries=[]}} = + eldap:search(H, + #eldap_search{base = BasePath, + filter = eldap:equalityMatch("telephoneNumber", "555-12345"), + scope=eldap:singleLevel()}), + %% restore the orignal version: + restore_original_object(H, DN, OriginalAttrs). + +%%%---------------------------------------------------------------- +delete(Config) -> + H = ?config(handle, Config), + BasePath = ?config(eldap_path, Config), + %% The element to play with: + DN = "cn=Jonas Jonsson," ++ BasePath, + + %% Prove that the element is present before deletion + {ok,OriginalAttrs} = attributes(H, DN), + + %% Do what the test has to do: + ok = eldap:delete(H, DN), + %% check that it really was deleted: + {error, noSuchObject} = eldap:delete(H, DN), + + %% And restore the object for subsequent tests + restore_original_object(H, DN, OriginalAttrs). + +%%%---------------------------------------------------------------- +modify_dn_delete_old(Config) -> + H = ?config(handle, Config), + BasePath = ?config(eldap_path, Config), + OrigCN = "Foo Bar", + OriginalRDN = "cn="++OrigCN, + DN = OriginalRDN ++ "," ++ BasePath, + NewCN = "Niclas Andre", + NewRDN = "cn="++NewCN, + NewDN = NewRDN ++ "," ++BasePath, + + %% Check that the object to modify_dn of exists: + {ok,OriginalAttrs} = attributes(H, DN), + CN_orig = lists:sort(proplists:get_value("cn",OriginalAttrs)), + {ok, #eldap_search_result{entries=[#eldap_entry{object_name=DN}]}} = + eldap:search(H, + #eldap_search{base = BasePath, + filter = eldap:substrings("sn", [{any, "a"}]), + scope = eldap:singleLevel()}), + + %% Modify and delete the old one: + ok = eldap:modify_dn(H, DN, NewRDN, true, ""), + + %% Check that DN was modified and the old one was deleted: + {ok,NewAttrs} = attributes(H, NewDN), + CN_new = lists:sort(proplists:get_value("cn",NewAttrs)), + {ok, #eldap_search_result{entries=[#eldap_entry{object_name=NewDN}]}} = + eldap:search(H, + #eldap_search{base = BasePath, + filter = eldap:substrings("sn", [{any, "a"}]), + scope = eldap:singleLevel()}), + %% What we expect: + CN_new = lists:sort([NewCN | CN_orig -- [OrigCN]]), + + %% Change back: + ok = eldap:modify_dn(H, NewDN, OriginalRDN, true, ""), + + %% Check that DN was modified and the new one was deleted: + {ok,SameAsOriginalAttrs} = attributes(H, DN), + CN_orig = lists:sort(proplists:get_value("cn",SameAsOriginalAttrs)), + {ok, #eldap_search_result{entries=[#eldap_entry{object_name=DN}]}} = + eldap:search(H, + #eldap_search{base = BasePath, + filter = eldap:substrings("sn", [{any, "a"}]), + scope = eldap:singleLevel()}). + +%%%---------------------------------------------------------------- +modify_dn_keep_old(Config) -> + H = ?config(handle, Config), + BasePath = ?config(eldap_path, Config), + OriginalRDN = "cn=Foo Bar", + DN = OriginalRDN ++ "," ++ BasePath, + NewCN = "Niclas Andre", + NewRDN = "cn="++NewCN, + NewDN = NewRDN ++ "," ++BasePath, + + %% Check that the object to modify_dn of exists but the new one does not: + {ok,OriginalAttrs} = attributes(H, DN), + {ok, #eldap_search_result{entries=[#eldap_entry{object_name=DN}]}} = + eldap:search(H, + #eldap_search{base = BasePath, + filter = eldap:substrings("sn", [{any, "a"}]), + scope = eldap:singleLevel()}), + + %% Modify but keep the old "cn" attr: + ok = eldap:modify_dn(H, DN, NewRDN, false, ""), + + %% Check that DN was modified and the old CN entry is not deleted: + {ok,NewAttrs} = attributes(H, NewDN), + CN_orig = proplists:get_value("cn",OriginalAttrs), + CN_new = proplists:get_value("cn",NewAttrs), + Expected = lists:sort([NewCN|CN_orig]), + Expected = lists:sort(CN_new), + + %% Restore db: + ok = eldap:delete(H, NewDN), + restore_original_object(H, DN, OriginalAttrs). + +%%%---------------------------------------------------------------- +%%% Test that start_tls on an already upgraded connection makes no noise +start_tls_twice_should_fail(Config) -> + {ok,H} = open_bind(Config), + {error,tls_already_started} = eldap:start_tls(H, []), eldap:close(H). -start_tls_twice(doc) -> "Test that start_tls on an already upgraded connection fails"; -start_tls_twice(suite) -> []; -start_tls_twice(Config) -> - {Host,Port} = proplists:get_value(ldap_server, Config), - {ok, H} = eldap:open([Host], [{port,Port}]), - ok = eldap:start_tls(H, []), +%%%---------------------------------------------------------------- +%%% Test that start_tls on an ldaps connection fails +start_tls_on_ssl_should_fail(Config) -> + {ok,H} = open_bind(Config), {error,tls_already_started} = eldap:start_tls(H, []), - do_api_checks(H, Config), eldap:close(H). +%%%---------------------------------------------------------------- +encode(_Config) -> + {ok,Bin} = 'ELDAPv3':encode('AddRequest', #'AddRequest'{entry="hejHopp" ,attributes=[]} ), + Expected = <<104,11,4,7,104,101,106,72,111,112,112,48,0>>, + case Bin of + Expected -> ok; + _ -> ct:log("Encoded erroneously to:~n~p~nExpected:~n~p",[Bin,Expected]), + {fail, "Bad encode"} + end. + +%%%---------------------------------------------------------------- +decode(_Config) -> + {ok,Res} = 'ELDAPv3':decode('AddRequest', <<104,11,4,7,104,101,106,72,111,112,112,48,0>>), + ct:log("Res = ~p", [Res]), + Expected = #'AddRequest'{entry = "hejHopp",attributes = []}, + case Res of + Expected -> ok; + #'AddRequest'{entry= <<"hejHopp">>, attributes=[]} -> + {fail, "decoded to (correct) binary!!"}; + _ -> + {fail, "Bad decode"} + end. -start_tls_on_ssl(doc) -> "Test that start_tls on an ldaps connection fails"; -start_tls_on_ssl(suite) -> []; -start_tls_on_ssl(Config) -> - {Host,Port} = proplists:get_value(ldaps_server, Config), - {ok, H} = eldap:open([Host], [{port,Port}, {ssl,true}]), - {error,tls_already_started} = eldap:start_tls(H, []), - do_api_checks(H, Config), - eldap:close(H). -%%%-------------------------------------------------------------------------------- -chk_config(Key, Default, Config) -> - case catch ct:get_config(ldap_server, undefined) of - undefined -> [{Key,Default} | Config ]; - {'EXIT',_} -> [{Key,Default} | Config ]; - Value -> [{Key,Value} | Config] +%%%**************************************************************** +%%% Private + +attributes(H, DN) -> + case eldap:search(H, + #eldap_search{base = DN, + filter= eldap:present("objectclass"), + scope = eldap:wholeSubtree()}) of + {ok, #eldap_search_result{entries=[#eldap_entry{object_name=DN, + attributes=OriginalAttrs}]}} -> + {ok, OriginalAttrs}; + Other -> + Other end. +restore_original_object(H, DN, Attrs) -> + eldap:delete(H, DN), + ok = eldap:add(H, DN, Attrs). + + +find_first_server(UseSSL, [{config,Key}|Ss]) -> + case ct:get_config(Key) of + {Host,Port} -> + ct:log("find_first_server config ~p -> ~p",[Key,{Host,Port}]), + find_first_server(UseSSL, [{Host,Port}|Ss]); + undefined -> + ct:log("find_first_server config ~p is undefined",[Key]), + find_first_server(UseSSL, Ss) + end; +find_first_server(UseSSL, [{Host,Port}|Ss]) -> + case eldap:open([Host],[{port,Port},{ssl,UseSSL}]) of + {ok,H} when UseSSL==false, Ss=/=[] -> + case eldap:start_tls(H,[]) of + ok -> + ct:log("find_first_server ~p UseSSL=~p -> ok",[{Host,Port},UseSSL]), + eldap:close(H), + {Host,Port}; + Res -> + ct:log("find_first_server ~p UseSSL=~p failed with~n~p~nSave as spare host.",[{Host,Port},UseSSL,Res]), + eldap:close(H), + find_first_server(UseSSL, Ss++[{spare_host,Host,Port}]) + end; + {ok,H} -> + ct:log("find_first_server ~p UseSSL=~p -> ok",[{Host,Port},UseSSL]), + eldap:close(H), + {Host,Port}; + Res -> + ct:log("find_first_server ~p UseSSL=~p failed with~n~p",[{Host,Port},UseSSL,Res]), + find_first_server(UseSSL, Ss) + end; +find_first_server(false, [{spare_host,Host,Port}|_]) -> + ct:log("find_first_server can't find start_tls host, use the spare non-start_tls host for plain ldap: ~p",[{Host,Port}]), + {Host,Port}; +find_first_server(_, []) -> + ct:log("find_first_server, nothing left to try",[]), + undefined. + +initialize_db(Config) -> + case {open_bind(Config), inet:gethostname()} of + {{ok,H}, {ok,MyHost}} -> + Path = "dc="++MyHost++",dc=ericsson,dc=se", + delete_old_contents(H, Path), + add_new_contents(H, Path, MyHost), + eldap:close(H), + [{eldap_path,Path}|Config]; + Other -> + ct:fail("initialize_db failed: ~p",[Other]) + end. +clear_db(Config) -> + {ok,H} = open_bind(Config), + Path = ?config(eldap_path, Config), + delete_old_contents(H, Path), + eldap:close(H), + Config. -do_api_checks(H, Config) -> - BasePath = proplists:get_value(eldap_path, Config), +delete_old_contents(H, Path) -> + case eldap:search(H, [{base, Path}, + {filter, eldap:present("objectclass")}, + {scope, eldap:wholeSubtree()}]) + of + {ok, #eldap_search_result{entries=Entries}} -> + [ok = eldap:delete(H,DN) || #eldap_entry{object_name=DN} <- Entries]; + _Res -> + ignore + end. - All = fun(Where) -> - eldap:search(H, #eldap_search{base=Where, - filter=eldap:present("objectclass"), - scope= eldap:wholeSubtree()}) - end, - {ok, #eldap_search_result{entries=[_XYZ]}} = All(BasePath), -%% ct:log("XYZ=~p",[_XYZ]), - {error, noSuchObject} = All("cn=Bar,"++BasePath), +add_new_contents(H, Path, MyHost) -> + ok(eldap:add(H,"dc=ericsson,dc=se", + [{"objectclass", ["dcObject", "organization"]}, + {"dc", ["ericsson"]}, + {"o", ["Testing"]}])), + ok(eldap:add(H,Path, + [{"objectclass", ["dcObject", "organization"]}, + {"dc", [MyHost]}, + {"o", ["Test machine"]}])). - {error, _} = eldap:add(H, "cn=Jonas Jonsson," ++ BasePath, - [{"objectclass", ["person"]}, - {"cn", ["Jonas Jonsson"]}, {"sn", ["Jonsson"]}]), - eldap:simple_bind(H, "cn=Manager,dc=ericsson,dc=se", "hejsan"), - chk_add(H, BasePath), - {ok,FB} = chk_search(H, BasePath), - chk_modify(H, FB), - chk_delete(H, BasePath), - chk_modify_dn(H, FB). +ok({error,entryAlreadyExists}) -> ok; +ok(X) -> ok=X. -chk_add(H, BasePath) -> - ok = eldap:add(H, "cn=Jonas Jonsson," ++ BasePath, - [{"objectclass", ["person"]}, - {"cn", ["Jonas Jonsson"]}, {"sn", ["Jonsson"]}]), - {error, entryAlreadyExists} = eldap:add(H, "cn=Jonas Jonsson," ++ BasePath, - [{"objectclass", ["person"]}, - {"cn", ["Jonas Jonsson"]}, {"sn", ["Jonsson"]}]), - ok = eldap:add(H, "cn=Foo Bar," ++ BasePath, - [{"objectclass", ["person"]}, - {"cn", ["Foo Bar"]}, {"sn", ["Bar"]}, {"telephoneNumber", ["555-1232", "555-5432"]}]), - ok = eldap:add(H, "ou=Team," ++ BasePath, - [{"objectclass", ["organizationalUnit"]}, - {"ou", ["Team"]}]). -chk_search(H, BasePath) -> - Search = fun(Filter) -> - eldap:search(H, #eldap_search{base=BasePath, - filter=Filter, - scope=eldap:singleLevel()}) - end, - JJSR = {ok, #eldap_search_result{entries=[#eldap_entry{}]}} = Search(eldap:equalityMatch("sn", "Jonsson")), - JJSR = Search(eldap:substrings("sn", [{any, "ss"}])), - FBSR = {ok, #eldap_search_result{entries=[#eldap_entry{object_name=FB}]}} = - Search(eldap:substrings("sn", [{any, "a"}])), - FBSR = Search(eldap:substrings("sn", [{initial, "B"}])), - FBSR = Search(eldap:substrings("sn", [{final, "r"}])), - F_AND = eldap:'and'([eldap:present("objectclass"), eldap:present("ou")]), - {ok, #eldap_search_result{entries=[#eldap_entry{}]}} = Search(F_AND), - F_NOT = eldap:'and'([eldap:present("objectclass"), eldap:'not'(eldap:present("ou"))]), - {ok, #eldap_search_result{entries=[#eldap_entry{}, #eldap_entry{}]}} = Search(F_NOT), - {ok, #eldap_search_result{entries=[#eldap_entry{}]}} = Search(eldap:extensibleMatch("Bar",[{type,"sn"},{matchingRule,"caseExactMatch"}])), - {ok, #eldap_search_result{entries=[#eldap_entry{}]}} = Search(eldap:extensibleMatch("Bar",[{type,"sn"},{matchingRule,"2.5.13.5"}])), - {ok, #eldap_search_result{entries=[#eldap_entry{}]}} = Search(eldap:extensibleMatch("Bar",[{type,"sn"},{matchingRule,"caseIgnoreMatch"}])), - {ok, #eldap_search_result{entries=[#eldap_entry{}]}} = Search(eldap:extensibleMatch("bar",[{type,"sn"},{matchingRule,"caseIgnoreMatch"}])), - {ok, #eldap_search_result{entries=[]}} = Search(eldap:extensibleMatch("bar",[{type,"sn"},{matchingRule,"gluffgluff"}])), - {ok, #eldap_search_result{entries=[]}} = Search(eldap:extensibleMatch("bar",[{type,"sn"},{matchingRule,"caseExactMatch"}])), - {ok,FB}. %% FIXME - -chk_modify(H, FB) -> - Mod = [eldap:mod_replace("telephoneNumber", ["555-12345"]), - eldap:mod_add("description", ["Nice guy"])], - %% io:format("MOD ~p ~p ~n",[FB, Mod]), - ok = eldap:modify(H, FB, Mod), - %% DELETE ATTR - ok = eldap:modify(H, FB, [eldap:mod_delete("telephoneNumber", [])]). - - -chk_delete(H, BasePath) -> - {error, entryAlreadyExists} = eldap:add(H, "cn=Jonas Jonsson," ++ BasePath, - [{"objectclass", ["person"]}, - {"cn", ["Jonas Jonsson"]}, {"sn", ["Jonsson"]}]), - ok = eldap:delete(H, "cn=Jonas Jonsson," ++ BasePath), - {error, noSuchObject} = eldap:delete(H, "cn=Jonas Jonsson," ++ BasePath). - -chk_modify_dn(H, FB) -> - ok = eldap:modify_dn(H, FB, "cn=Niclas Andre", true, ""). - %%io:format("Res ~p~n ~p~n",[R, All(BasePath)]). - - -%%%---------------- -add(H, Attr, Value, Path0, Attrs, Class) -> - Path = case Path0 of - [] -> Attr ++ "=" ++ Value; - _ -> Attr ++ "=" ++ Value ++ "," ++ Path0 - end, - case eldap:add(H, Path, [{"objectclass", Class}, {Attr, [Value]}] ++ Attrs) - of - ok -> {ok, Path}; - {error, E = entryAlreadyExists} -> {E, Path}; - R = {error, Reason} -> - io:format("~p:~p: ~s,~s =>~n ~p~n", - [?MODULE,?LINE, Attr, Value, R]), - exit({ldap, add, Reason}) +cond_start_tls(H, Config) -> + case ?config(start_tls,Config) of + true -> start_tls(H,Config); + _ -> Config end. +start_tls(H, Config) -> + KeyFile = filename:join([?config(data_dir,Config), + "certs/client/key.pem" + ]), + case eldap:start_tls(H, [{keyfile, KeyFile}]) of + ok -> + [{start_tls_success,true} | Config]; + Error -> + ct:log("Start_tls on ~p failed: ~p",[?config(url,Config) ,Error]), + ct:fail("start_tls failed") + end. -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -%% Develop -%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - -test() -> - run(). - -run() -> - Cases = all(), - run(Cases). - -run(Case) when is_atom(Case) -> - run([Case]); -run(Cases) when is_list(Cases) -> - Run = fun(Test, Config0) -> - Config = init_per_testcase(Test, Config0), - try - io:format("~nTest ~p ... ",[Test]), - ?MODULE:Test(Config), - end_per_testcase(Test, Config), - io:format("ok~n",[]) - catch _:Reason -> - io:format("~n FAIL (~p): ~p~n ~p~n", - [Test, Reason, erlang:get_stacktrace()]) - end - end, - process_flag(trap_exit, true), - Pid = spawn_link(fun() -> - case init_per_suite([]) of - {skip, Reason} -> io:format("Skip ~s~n",[Reason]); - Config -> - try - [Run(Test, Config) || Test <- Cases] - catch _:Err -> - io:format("Error ~p in ~p~n",[Err, erlang:get_stacktrace()]) - end, - end_per_suite(Config) - end - end), - receive - {'EXIT', Pid, normal} -> ok; - Msg -> io:format("Received ~p (~p)~n",[Msg, Pid]) - after 100 -> ok end, - process_flag(trap_exit, false), - ok. +%%%---------------------------------------------------------------- +open_bind(Config) -> + {ok,H} = open(Config), + ok = eldap:simple_bind(H, "cn=Manager,dc=ericsson,dc=se", "hejsan"), + {ok,H}. + +open(Config) -> + {Host,Port} = ?config(server,Config), + SSLflag = ?config(ssl_flag,Config), + {ok,H} = eldap:open([Host], [{port,Port},{ssl,SSLflag}]), + cond_start_tls(H, Config), + {ok,H}. + +%%%---------------------------------------------------------------- +supported_extension(OID, Config) -> + {ok,H} = open_bind(Config), + case eldap:search(H, [{scope, eldap:baseObject()}, + {filter, eldap:present("objectclass")}, + {deref, eldap:neverDerefAliases()}, + {attributes, ["+"]}]) of + {ok,R=#eldap_search_result{}} -> + eldap:close(H), + lists:member(OID, + [SE || EE <- R#eldap_search_result.entries, + {"supportedExtension",SEs} <- EE#eldap_entry.attributes, + SE<-SEs]); + _ -> + eldap:close(H), + false + end. + +%%%---------------------------------------------------------------- +client_timeout(Fun, Config) -> + Host = proplists:get_value(listen_host, Config), + Port = proplists:get_value(listen_port, Config), + Opts = proplists:get_value(tcp_connect_opts, Config), + T = 1000, + case eldap:open([Host], [{timeout,T},{port,Port}|Opts]) of + {ok,H} -> + T0 = now(), + {error,{gen_tcp_error,timeout}} = Fun(H), + T_op = diff(T0,now()), + ct:log("Time = ~p, Timeout spec = ~p",[T_op,T]), + if + T_op < T -> + {fail, "Timeout too early"}; + true -> + ok + end; + + Other -> ct:fail("eldap:open failed: ~p",[Other]) + end. + +diff({M1,S1,U1},{M2,S2,U2}) -> + ( ((M2-M1)*1000 + (S2-S1))*1000 + (U2-U1) ). + +%%%---------------------------------------------------------------- +init_ssl_certs_et_al(Config) -> + try ssl:start() + of + R when R==ok ; R=={error,{already_started,ssl}} -> + try make_certs:all("/dev/null", + filename:join(?config(data_dir,Config), "certs")) + of + {ok,_} -> true; + Other -> + ct:comment("make_certs failed"), + ct:log("make_certs failed ~p", [Other]), + false + catch + C:E -> + ct:comment("make_certs crashed"), + ct:log("make_certs failed ~p:~p", [C,E]), + false + end; + _ -> + false + catch + Error:Reason -> + ct:comment("ssl failed to start"), + ct:log("init_per_suite failed to start ssl Error=~p Reason=~p", [Error, Reason]), + false + end. diff --git a/lib/eldap/test/eldap_basic_SUITE_data/RAND b/lib/eldap/test/eldap_basic_SUITE_data/RAND Binary files differnew file mode 100644 index 0000000000..70997bd01f --- /dev/null +++ b/lib/eldap/test/eldap_basic_SUITE_data/RAND diff --git a/lib/eldap/test/eldap_connections_SUITE.erl b/lib/eldap/test/eldap_connections_SUITE.erl deleted file mode 100644 index c5460fef09..0000000000 --- a/lib/eldap/test/eldap_connections_SUITE.erl +++ /dev/null @@ -1,147 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2012-2014. All Rights Reserved. -%% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. -%% -%% %CopyrightEnd% -%% - --module(eldap_connections_SUITE). - --compile(export_all). - --include_lib("common_test/include/ct.hrl"). -%-include_lib("eldap/include/eldap.hrl"). - - -all() -> - [ - {group, v4}, - {group, v6} - ]. - - -init_per_group(v4, Config) -> - [{listen_opts, []}, - {listen_host, "localhost"}, - {connect_opts, []} - | Config]; -init_per_group(v6, Config) -> - {ok, Hostname} = inet:gethostname(), - case lists:member(list_to_atom(Hostname), ct:get_config(ipv6_hosts,[])) of - true -> - [{listen_opts, [inet6]}, - {listen_host, "::"}, - {connect_opts, [{tcpopts,[inet6]}]} - | Config]; - false -> - {skip, io_lib:format("~p is not an ipv6_host",[Hostname])} - end. - - -end_per_group(_GroupName, Config) -> - Config. - - -groups() -> - [{v4, [], [tcp_connection, tcp_connection_option]}, - {v6, [], [tcp_connection, tcp_connection_option]} - ]. - - -init_per_suite(Config) -> Config. - - -end_per_suite(_Config) -> ok. - - -init_per_testcase(_TestCase, Config) -> - case gen_tcp:listen(0, proplists:get_value(listen_opts,Config)) of - {ok,LSock} -> - {ok,{_,Port}} = inet:sockname(LSock), - [{listen_socket,LSock}, - {listen_port,Port} - | Config]; - Other -> - {fail, Other} - end. - - -end_per_testcase(_TestCase, Config) -> - catch gen_tcp:close( proplists:get_value(listen_socket, Config) ). - -%%%================================================================ -%%% -%%% Test cases -%%% -%%%---------------------------------------------------------------- -tcp_connection(Config) -> - Host = proplists:get_value(listen_host, Config), - Port = proplists:get_value(listen_port, Config), - Opts = proplists:get_value(connect_opts, Config), - case eldap:open([Host], [{port,Port}|Opts]) of - {ok,_H} -> - Sl = proplists:get_value(listen_socket, Config), - case gen_tcp:accept(Sl,1000) of - {ok,_S} -> ok; - {error,timeout} -> ct:fail("server side accept timeout",[]) - end; - Other -> ct:fail("eldap:open failed: ~p",[Other]) - end. - - -%%%---------------------------------------------------------------- -tcp_connection_option(Config) -> - Host = proplists:get_value(listen_host, Config), - Port = proplists:get_value(listen_port, Config), - Opts = proplists:get_value(connect_opts, Config), - Sl = proplists:get_value(listen_socket, Config), - - %% Make an option value to test. The option must be implemented on all - %% platforms that we test on. Must check what the default value is - %% so we don't happen to choose that particular value. - {ok,[{linger,DefaultLinger}]} = inet:getopts(Sl, [linger]), - TestLinger = case DefaultLinger of - {false,_} -> {true,5}; - {true,_} -> {false,0} - end, - - case catch eldap:open([Host], - [{port,Port},{tcpopts,[{linger,TestLinger}]}|Opts]) of - {ok,H} -> - case gen_tcp:accept(Sl,1000) of - {ok,_} -> - case eldap:getopts(H, [{tcpopts,[linger]}]) of - {ok,[{tcpopts,[{linger,ActualLinger}]}]} -> - case ActualLinger of - TestLinger -> - ok; - DefaultLinger -> - ct:fail("eldap:getopts: 'linger' didn't change," - " got ~p (=default) expected ~p", - [ActualLinger,TestLinger]); - _ -> - ct:fail("eldap:getopts: bad 'linger', got ~p expected ~p", - [ActualLinger,TestLinger]) - end; - Other -> - ct:fail("eldap:getopts: bad result ~p",[Other]) - end; - {error,timeout} -> - ct:fail("server side accept timeout",[]) - end; - - Other -> - ct:fail("eldap:open failed: ~p",[Other]) - end. diff --git a/lib/eldap/test/eldap_misc_SUITE.erl b/lib/eldap/test/eldap_misc_SUITE.erl deleted file mode 100644 index ca810ee33c..0000000000 --- a/lib/eldap/test/eldap_misc_SUITE.erl +++ /dev/null @@ -1,51 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2012-2014. All Rights Reserved. -%% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. -%% -%% %CopyrightEnd% -%% - --module(eldap_misc_SUITE). - --compile(export_all). %% Use this only in test suites... - --include_lib("common_test/include/ct.hrl"). --include_lib("eldap/include/eldap.hrl"). --include_lib("eldap/ebin/ELDAPv3.hrl"). - -all() -> - [ - encode, - decode - ]. - - -encode(_Config) -> - {ok,Bin} = 'ELDAPv3':encode('AddRequest', #'AddRequest'{entry="hejHopp" ,attributes=[]} ), - Expected = <<104,11,4,7,104,101,106,72,111,112,112,48,0>>, - Expected = Bin. - -decode(_Config) -> - {ok,Res} = 'ELDAPv3':decode('AddRequest', <<104,11,4,7,104,101,106,72,111,112,112,48,0>>), - ct:log("Res = ~p", [Res]), - Expected = #'AddRequest'{entry = "hejHopp",attributes = []}, - case Res of - Expected -> ok; - #'AddRequest'{entry= <<"hejHopp">>, attributes=[]} -> - {fail, "decoded to (correct) binary!!"}; - _ -> - {fail, "Bad decode"} - end. - diff --git a/lib/eldap/test/make_certs.erl b/lib/eldap/test/make_certs.erl index f963af180d..15a7e118ff 100644 --- a/lib/eldap/test/make_certs.erl +++ b/lib/eldap/test/make_certs.erl @@ -1,41 +1,89 @@ %% %% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2007-2013. All Rights Reserved. -%% +%% +%% Copyright Ericsson AB 2007-2012. All Rights Reserved. +%% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in %% compliance with the License. You should have received a copy of the %% Erlang Public License along with this software. If not, it can be %% retrieved online at http://www.erlang.org/. -%% +%% %% Software distributed under the License is distributed on an "AS IS" %% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See %% the License for the specific language governing rights and limitations %% under the License. -%% +%% %% %CopyrightEnd% %% -module(make_certs). +-compile([export_all]). --export([all/2]). +%-export([all/1, all/2, rootCA/2, intermediateCA/3, endusers/3, enduser/3, revoke/3, gencrl/2, verify/3]). --record(dn, {commonName, +-record(config, {commonName, organizationalUnitName = "Erlang OTP", organizationName = "Ericsson AB", localityName = "Stockholm", countryName = "SE", - emailAddress = "[email protected]"}). + emailAddress = "[email protected]", + default_bits = 2048, + v2_crls = true, + ecc_certs = false, + issuing_distribution_point = false, + crl_port = 8000, + openssl_cmd = "openssl"}). + + +default_config() -> + #config{}. + +make_config(Args) -> + make_config(Args, #config{}). + +make_config([], C) -> + C; +make_config([{organizationalUnitName, Name}|T], C) when is_list(Name) -> + make_config(T, C#config{organizationalUnitName = Name}); +make_config([{organizationName, Name}|T], C) when is_list(Name) -> + make_config(T, C#config{organizationName = Name}); +make_config([{localityName, Name}|T], C) when is_list(Name) -> + make_config(T, C#config{localityName = Name}); +make_config([{countryName, Name}|T], C) when is_list(Name) -> + make_config(T, C#config{countryName = Name}); +make_config([{emailAddress, Name}|T], C) when is_list(Name) -> + make_config(T, C#config{emailAddress = Name}); +make_config([{default_bits, Bits}|T], C) when is_integer(Bits) -> + make_config(T, C#config{default_bits = Bits}); +make_config([{v2_crls, Bool}|T], C) when is_boolean(Bool) -> + make_config(T, C#config{v2_crls = Bool}); +make_config([{crl_port, Port}|T], C) when is_integer(Port) -> + make_config(T, C#config{crl_port = Port}); +make_config([{ecc_certs, Bool}|T], C) when is_boolean(Bool) -> + make_config(T, C#config{ecc_certs = Bool}); +make_config([{issuing_distribution_point, Bool}|T], C) when is_boolean(Bool) -> + make_config(T, C#config{issuing_distribution_point = Bool}); +make_config([{openssl_cmd, Cmd}|T], C) when is_list(Cmd) -> + make_config(T, C#config{openssl_cmd = Cmd}). + + +all([DataDir, PrivDir]) -> + all(DataDir, PrivDir). all(DataDir, PrivDir) -> - OpenSSLCmd = "openssl", + all(DataDir, PrivDir, #config{}). + +all(DataDir, PrivDir, C) when is_list(C) -> + all(DataDir, PrivDir, make_config(C)); +all(DataDir, PrivDir, C = #config{}) -> + ok = filelib:ensure_dir(filename:join(PrivDir, "erlangCA")), create_rnd(DataDir, PrivDir), % For all requests - rootCA(PrivDir, OpenSSLCmd, "erlangCA"), - intermediateCA(PrivDir, OpenSSLCmd, "otpCA", "erlangCA"), - endusers(PrivDir, OpenSSLCmd, "otpCA", ["client", "server"]), - collect_certs(PrivDir, ["erlangCA", "otpCA"], ["client", "server"]), - %% Create keycert files + rootCA(PrivDir, "erlangCA", C), + intermediateCA(PrivDir, "otpCA", "erlangCA", C), + endusers(PrivDir, "otpCA", ["client", "server", "revoked"], C), + endusers(PrivDir, "erlangCA", ["localhost"], C), + %% Create keycert files SDir = filename:join([PrivDir, "server"]), SC = filename:join([SDir, "cert.pem"]), SK = filename:join([SDir, "key.pem"]), @@ -46,7 +94,14 @@ all(DataDir, PrivDir) -> CK = filename:join([CDir, "key.pem"]), CKC = filename:join([CDir, "keycert.pem"]), append_files([CK, CC], CKC), - remove_rnd(PrivDir). + RDir = filename:join([PrivDir, "revoked"]), + RC = filename:join([RDir, "cert.pem"]), + RK = filename:join([RDir, "key.pem"]), + RKC = filename:join([RDir, "keycert.pem"]), + revoke(PrivDir, "otpCA", "revoked", C), + append_files([RK, RC], RKC), + remove_rnd(PrivDir), + {ok, C}. append_files(FileNames, ResultFileName) -> {ok, ResultFile} = file:open(ResultFileName, [write]), @@ -59,117 +114,182 @@ do_append_files([F|Fs], RF) -> ok = file:write(RF, Data), do_append_files(Fs, RF). -rootCA(Root, OpenSSLCmd, Name) -> - create_ca_dir(Root, Name, ca_cnf(Name)), - DN = #dn{commonName = Name}, - create_self_signed_cert(Root, OpenSSLCmd, Name, req_cnf(DN)), - ok. +rootCA(Root, Name, C) -> + create_ca_dir(Root, Name, ca_cnf(C#config{commonName = Name})), + create_self_signed_cert(Root, Name, req_cnf(C#config{commonName = Name}), C), + file:copy(filename:join([Root, Name, "cert.pem"]), filename:join([Root, Name, "cacerts.pem"])), + gencrl(Root, Name, C). -intermediateCA(Root, OpenSSLCmd, CA, ParentCA) -> - CA = "otpCA", - create_ca_dir(Root, CA, ca_cnf(CA)), +intermediateCA(Root, CA, ParentCA, C) -> + create_ca_dir(Root, CA, ca_cnf(C#config{commonName = CA})), CARoot = filename:join([Root, CA]), - DN = #dn{commonName = CA}, CnfFile = filename:join([CARoot, "req.cnf"]), - file:write_file(CnfFile, req_cnf(DN)), - KeyFile = filename:join([CARoot, "private", "key.pem"]), - ReqFile = filename:join([CARoot, "req.pem"]), - create_req(Root, OpenSSLCmd, CnfFile, KeyFile, ReqFile), + file:write_file(CnfFile, req_cnf(C#config{commonName = CA})), + KeyFile = filename:join([CARoot, "private", "key.pem"]), + ReqFile = filename:join([CARoot, "req.pem"]), + create_req(Root, CnfFile, KeyFile, ReqFile, C), CertFile = filename:join([CARoot, "cert.pem"]), - sign_req(Root, OpenSSLCmd, ParentCA, "ca_cert", ReqFile, CertFile). - -endusers(Root, OpenSSLCmd, CA, Users) -> - lists:foreach(fun(User) -> enduser(Root, OpenSSLCmd, CA, User) end, Users). - -enduser(Root, OpenSSLCmd, CA, User) -> + sign_req(Root, ParentCA, "ca_cert", ReqFile, CertFile, C), + CACertsFile = filename:join(CARoot, "cacerts.pem"), + file:copy(filename:join([Root, ParentCA, "cacerts.pem"]), CACertsFile), + %% append this CA's cert to the cacerts file + {ok, Bin} = file:read_file(CertFile), + {ok, FD} = file:open(CACertsFile, [append]), + file:write(FD, ["\n", Bin]), + file:close(FD), + gencrl(Root, CA, C). + +endusers(Root, CA, Users, C) -> + [enduser(Root, CA, User, C) || User <- Users]. + +enduser(Root, CA, User, C) -> UsrRoot = filename:join([Root, User]), file:make_dir(UsrRoot), CnfFile = filename:join([UsrRoot, "req.cnf"]), - DN = #dn{commonName = User}, - file:write_file(CnfFile, req_cnf(DN)), - KeyFile = filename:join([UsrRoot, "key.pem"]), - ReqFile = filename:join([UsrRoot, "req.pem"]), - create_req(Root, OpenSSLCmd, CnfFile, KeyFile, ReqFile), + file:write_file(CnfFile, req_cnf(C#config{commonName = User})), + KeyFile = filename:join([UsrRoot, "key.pem"]), + ReqFile = filename:join([UsrRoot, "req.pem"]), + create_req(Root, CnfFile, KeyFile, ReqFile, C), + %create_req(Root, CnfFile, KeyFile, ReqFile), CertFileAllUsage = filename:join([UsrRoot, "cert.pem"]), - sign_req(Root, OpenSSLCmd, CA, "user_cert", ReqFile, CertFileAllUsage), + sign_req(Root, CA, "user_cert", ReqFile, CertFileAllUsage, C), CertFileDigitalSigOnly = filename:join([UsrRoot, "digital_signature_only_cert.pem"]), - sign_req(Root, OpenSSLCmd, CA, "user_cert_digital_signature_only", ReqFile, CertFileDigitalSigOnly). - -collect_certs(Root, CAs, Users) -> - Bins = lists:foldr( - fun(CA, Acc) -> - File = filename:join([Root, CA, "cert.pem"]), - {ok, Bin} = file:read_file(File), - [Bin, "\n" | Acc] - end, [], CAs), - lists:foreach( - fun(User) -> - File = filename:join([Root, User, "cacerts.pem"]), - file:write_file(File, Bins) - end, Users). + sign_req(Root, CA, "user_cert_digital_signature_only", ReqFile, CertFileDigitalSigOnly, C), + CACertsFile = filename:join(UsrRoot, "cacerts.pem"), + file:copy(filename:join([Root, CA, "cacerts.pem"]), CACertsFile), + ok. -create_self_signed_cert(Root, OpenSSLCmd, CAName, Cnf) -> +revoke(Root, CA, User, C) -> + UsrCert = filename:join([Root, User, "cert.pem"]), + CACnfFile = filename:join([Root, CA, "ca.cnf"]), + Cmd = [C#config.openssl_cmd, " ca" + " -revoke ", UsrCert, + [" -crl_reason keyCompromise" || C#config.v2_crls ], + " -config ", CACnfFile], + Env = [{"ROOTDIR", filename:absname(Root)}], + cmd(Cmd, Env), + gencrl(Root, CA, C). + +gencrl(Root, CA, C) -> + CACnfFile = filename:join([Root, CA, "ca.cnf"]), + CACRLFile = filename:join([Root, CA, "crl.pem"]), + Cmd = [C#config.openssl_cmd, " ca" + " -gencrl ", + " -crlhours 24", + " -out ", CACRLFile, + " -config ", CACnfFile], + Env = [{"ROOTDIR", filename:absname(Root)}], + cmd(Cmd, Env). + +verify(Root, CA, User, C) -> + CAFile = filename:join([Root, User, "cacerts.pem"]), + CACRLFile = filename:join([Root, CA, "crl.pem"]), + CertFile = filename:join([Root, User, "cert.pem"]), + Cmd = [C#config.openssl_cmd, " verify" + " -CAfile ", CAFile, + " -CRLfile ", CACRLFile, %% this is undocumented, but seems to work + " -crl_check ", + CertFile], + Env = [{"ROOTDIR", filename:absname(Root)}], + try cmd(Cmd, Env) catch + exit:{eval_cmd, _, _} -> + invalid + end. + +create_self_signed_cert(Root, CAName, Cnf, C = #config{ecc_certs = true}) -> CARoot = filename:join([Root, CAName]), CnfFile = filename:join([CARoot, "req.cnf"]), file:write_file(CnfFile, Cnf), - KeyFile = filename:join([CARoot, "private", "key.pem"]), - CertFile = filename:join([CARoot, "cert.pem"]), - Cmd = [OpenSSLCmd, " req" + KeyFile = filename:join([CARoot, "private", "key.pem"]), + CertFile = filename:join([CARoot, "cert.pem"]), + Cmd = [C#config.openssl_cmd, " ecparam" + " -out ", KeyFile, + " -name secp521r1 ", + %" -name sect283k1 ", + " -genkey "], + Env = [{"ROOTDIR", filename:absname(Root)}], + cmd(Cmd, Env), + + Cmd2 = [C#config.openssl_cmd, " req" + " -new" + " -x509" + " -config ", CnfFile, + " -key ", KeyFile, + " -outform PEM ", + " -out ", CertFile], + cmd(Cmd2, Env); +create_self_signed_cert(Root, CAName, Cnf, C) -> + CARoot = filename:join([Root, CAName]), + CnfFile = filename:join([CARoot, "req.cnf"]), + file:write_file(CnfFile, Cnf), + KeyFile = filename:join([CARoot, "private", "key.pem"]), + CertFile = filename:join([CARoot, "cert.pem"]), + Cmd = [C#config.openssl_cmd, " req" " -new" " -x509" " -config ", CnfFile, " -keyout ", KeyFile, - " -out ", CertFile], - Env = [{"ROOTDIR", Root}], - cmd(Cmd, Env), - fix_key_file(OpenSSLCmd, KeyFile). - -% openssl 1.0 generates key files in pkcs8 format by default and we don't handle this format -fix_key_file(OpenSSLCmd, KeyFile) -> - KeyFileTmp = KeyFile ++ ".tmp", - Cmd = [OpenSSLCmd, " rsa", - " -in ", - KeyFile, - " -out ", - KeyFileTmp], - cmd(Cmd, []), - ok = file:rename(KeyFileTmp, KeyFile). + " -outform PEM", + " -out ", CertFile], + Env = [{"ROOTDIR", filename:absname(Root)}], + cmd(Cmd, Env). + create_ca_dir(Root, CAName, Cnf) -> CARoot = filename:join([Root, CAName]), + ok = filelib:ensure_dir(CARoot), file:make_dir(CARoot), create_dirs(CARoot, ["certs", "crl", "newcerts", "private"]), create_rnd(Root, filename:join([CAName, "private"])), create_files(CARoot, [{"serial", "01\n"}, + {"crlnumber", "01"}, {"index.txt", ""}, {"ca.cnf", Cnf}]). -create_req(Root, OpenSSLCmd, CnfFile, KeyFile, ReqFile) -> - Cmd = [OpenSSLCmd, " req" +create_req(Root, CnfFile, KeyFile, ReqFile, C = #config{ecc_certs = true}) -> + Cmd = [C#config.openssl_cmd, " ecparam" + " -out ", KeyFile, + " -name secp521r1 ", + %" -name sect283k1 ", + " -genkey "], + Env = [{"ROOTDIR", filename:absname(Root)}], + cmd(Cmd, Env), + Cmd2 = [C#config.openssl_cmd, " req" + " -new ", + " -key ", KeyFile, + " -outform PEM ", + " -out ", ReqFile, + " -config ", CnfFile], + cmd(Cmd2, Env); + %fix_key_file(KeyFile). +create_req(Root, CnfFile, KeyFile, ReqFile, C) -> + Cmd = [C#config.openssl_cmd, " req" " -new" " -config ", CnfFile, - " -keyout ", KeyFile, - " -out ", ReqFile], - Env = [{"ROOTDIR", Root}], - cmd(Cmd, Env), - fix_key_file(OpenSSLCmd, KeyFile). + " -outform PEM ", + " -keyout ", KeyFile, + " -out ", ReqFile], + Env = [{"ROOTDIR", filename:absname(Root)}], + cmd(Cmd, Env). + %fix_key_file(KeyFile). + -sign_req(Root, OpenSSLCmd, CA, CertType, ReqFile, CertFile) -> +sign_req(Root, CA, CertType, ReqFile, CertFile, C) -> CACnfFile = filename:join([Root, CA, "ca.cnf"]), - Cmd = [OpenSSLCmd, " ca" + Cmd = [C#config.openssl_cmd, " ca" " -batch" " -notext" - " -config ", CACnfFile, + " -config ", CACnfFile, " -extensions ", CertType, - " -in ", ReqFile, + " -in ", ReqFile, " -out ", CertFile], - Env = [{"ROOTDIR", Root}], + Env = [{"ROOTDIR", filename:absname(Root)}], cmd(Cmd, Env). - + %% %% Misc %% - + create_dirs(Root, Dirs) -> lists:foreach(fun(Dir) -> file:make_dir(filename:join([Root, Dir])) end, @@ -192,30 +312,30 @@ remove_rnd(Dir) -> cmd(Cmd, Env) -> FCmd = lists:flatten(Cmd), - Port = open_port({spawn, FCmd}, [stream, eof, exit_status, stderr_to_stdout, + Port = open_port({spawn, FCmd}, [stream, eof, exit_status, stderr_to_stdout, {env, Env}]), - eval_cmd(Port). + eval_cmd(Port, FCmd). -eval_cmd(Port) -> - receive +eval_cmd(Port, Cmd) -> + receive {Port, {data, _}} -> - eval_cmd(Port); + eval_cmd(Port, Cmd); {Port, eof} -> ok end, receive {Port, {exit_status, Status}} when Status /= 0 -> %% io:fwrite("exit status: ~w~n", [Status]), - exit({eval_cmd, Status}) + exit({eval_cmd, Cmd, Status}) after 0 -> ok end. %% -%% Contents of configuration files +%% Contents of configuration files %% -req_cnf(DN) -> +req_cnf(C) -> ["# Purpose: Configuration for requests (end users and CAs)." "\n" "ROOTDIR = $ENV::ROOTDIR\n" @@ -224,10 +344,10 @@ req_cnf(DN) -> "[req]\n" "input_password = secret\n" "output_password = secret\n" - "default_bits = 1024\n" + "default_bits = ", integer_to_list(C#config.default_bits), "\n" "RANDFILE = $ROOTDIR/RAND\n" "encrypt_key = no\n" - "default_md = sha1\n" + "default_md = md5\n" "#string_mask = pkix\n" "x509_extensions = ca_ext\n" "prompt = no\n" @@ -235,12 +355,12 @@ req_cnf(DN) -> "\n" "[name]\n" - "commonName = ", DN#dn.commonName, "\n" - "organizationalUnitName = ", DN#dn.organizationalUnitName, "\n" - "organizationName = ", DN#dn.organizationName, "\n" - "localityName = ", DN#dn.localityName, "\n" - "countryName = ", DN#dn.countryName, "\n" - "emailAddress = ", DN#dn.emailAddress, "\n" + "commonName = ", C#config.commonName, "\n" + "organizationalUnitName = ", C#config.organizationalUnitName, "\n" + "organizationName = ", C#config.organizationName, "\n" + "localityName = ", C#config.localityName, "\n" + "countryName = ", C#config.countryName, "\n" + "emailAddress = ", C#config.emailAddress, "\n" "\n" "[ca_ext]\n" @@ -249,8 +369,7 @@ req_cnf(DN) -> "subjectKeyIdentifier = hash\n" "subjectAltName = email:copy\n"]. - -ca_cnf(CA) -> +ca_cnf(C) -> ["# Purpose: Configuration for CAs.\n" "\n" "ROOTDIR = $ENV::ROOTDIR\n" @@ -258,21 +377,23 @@ ca_cnf(CA) -> "\n" "[ca]\n" - "dir = $ROOTDIR/", CA, "\n" + "dir = $ROOTDIR/", C#config.commonName, "\n" "certs = $dir/certs\n" "crl_dir = $dir/crl\n" "database = $dir/index.txt\n" "new_certs_dir = $dir/newcerts\n" "certificate = $dir/cert.pem\n" "serial = $dir/serial\n" - "crl = $dir/crl.pem\n" + "crl = $dir/crl.pem\n", + ["crlnumber = $dir/crlnumber\n" || C#config.v2_crls], "private_key = $dir/private/key.pem\n" "RANDFILE = $dir/private/RAND\n" "\n" - "x509_extensions = user_cert\n" + "x509_extensions = user_cert\n", + ["crl_extensions = crl_ext\n" || C#config.v2_crls], "unique_subject = no\n" "default_days = 3600\n" - "default_md = sha1\n" + "default_md = md5\n" "preserve = no\n" "policy = policy_match\n" "\n" @@ -286,6 +407,13 @@ ca_cnf(CA) -> "emailAddress = supplied\n" "\n" + "[crl_ext]\n" + "authorityKeyIdentifier=keyid:always,issuer:always\n", + ["issuingDistributionPoint=critical, @idpsec\n" || C#config.issuing_distribution_point], + + "[idpsec]\n" + "fullname=URI:http://localhost:8000/",C#config.commonName,"/crl.pem\n" + "[user_cert]\n" "basicConstraints = CA:false\n" "keyUsage = nonRepudiation, digitalSignature, keyEncipherment\n" @@ -293,6 +421,12 @@ ca_cnf(CA) -> "authorityKeyIdentifier = keyid,issuer:always\n" "subjectAltName = email:copy\n" "issuerAltName = issuer:copy\n" + "crlDistributionPoints=@crl_section\n" + + "[crl_section]\n" + %% intentionally invalid + "URI.1=http://localhost/",C#config.commonName,"/crl.pem\n" + "URI.2=http://localhost:",integer_to_list(C#config.crl_port),"/",C#config.commonName,"/crl.pem\n" "\n" "[user_cert_digital_signature_only]\n" @@ -310,4 +444,7 @@ ca_cnf(CA) -> "subjectKeyIdentifier = hash\n" "authorityKeyIdentifier = keyid:always,issuer:always\n" "subjectAltName = email:copy\n" - "issuerAltName = issuer:copy\n"]. + "issuerAltName = issuer:copy\n" + "crlDistributionPoints=@crl_section\n" + ]. + diff --git a/lib/erl_docgen/src/docgen_otp_specs.erl b/lib/erl_docgen/src/docgen_otp_specs.erl index 1075c47801..e2eee2b3c0 100644 --- a/lib/erl_docgen/src/docgen_otp_specs.erl +++ b/lib/erl_docgen/src/docgen_otp_specs.erl @@ -616,7 +616,7 @@ ot_map(Es) -> {type,0,map,[ot_map_field(E) || E <- get_elem(map_field,Es)]}. ot_map_field(#xmlElement{content=[K,V]}) -> - {type,0,map_field_assoc, ot_utype_elem(K), ot_utype_elem(V)}. + {type,0,map_field_assoc,[ot_utype_elem(K),ot_utype_elem(V)]}. ot_fun(Es) -> Range = ot_utype(get_elem(type, Es)), diff --git a/lib/hipe/cerl/erl_types.erl b/lib/hipe/cerl/erl_types.erl index 4b2bec5fa8..5124e7238a 100644 --- a/lib/hipe/cerl/erl_types.erl +++ b/lib/hipe/cerl/erl_types.erl @@ -40,7 +40,6 @@ any_none_or_unit/1, lookup_record/3, max/2, - module_builtin_opaques/1, min/2, number_max/1, number_max/2, number_min/1, number_min/2, @@ -188,7 +187,6 @@ t_subtract_list/2, t_sup/1, t_sup/2, - t_tid/0, t_timeout/0, t_to_string/1, t_to_string/2, @@ -466,16 +464,6 @@ has_opaque_subtype(T) -> t_opaque_structure(?opaque(Elements)) -> t_sup([Struct || #opaque{struct = Struct} <- ordsets:to_list(Elements)]). --spec t_opaque_modules(erl_type()) -> [module()]. - -t_opaque_modules(?opaque(Elements)) -> - case ordsets:size(Elements) of - 1 -> - [#opaque{mod = Mod}] = set_to_list(Elements), - [Mod]; - _ -> throw({error, "Unexpected multiple opaque types"}) - end. - -spec t_contains_opaque(erl_type()) -> boolean(). t_contains_opaque(Type) -> @@ -801,11 +789,6 @@ t_struct_from_opaque(Type, _Opaques) -> Type. list_struct_from_opaque(Types, Opaques) -> [t_struct_from_opaque(Type, Opaques) || Type <- Types]. --spec module_builtin_opaques(module()) -> [erl_type()]. - -module_builtin_opaques(Module) -> - [O || O <- all_opaque_builtins(), lists:member(Module, t_opaque_modules(O))]. - %%----------------------------------------------------------------------------- %% Remote types: these types are used for preprocessing; %% they should never reach the analysis stage. @@ -1987,82 +1970,6 @@ t_parameterized_module() -> t_timeout() -> t_sup(t_non_neg_integer(), t_atom('infinity')). -%%----------------------------------------------------------------------------- -%% Some built-in opaque types -%% - --spec t_array() -> erl_type(). - -t_array() -> - t_opaque(array, array, [t_any()], - t_tuple([t_atom('array'), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_any(), - t_any()])). - --spec t_dict() -> erl_type(). - -t_dict() -> - t_opaque(dict, dict, [t_any(), t_any()], - t_tuple([t_atom('dict'), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_non_neg_integer()]), - t_sup([t_atom('undefined'), t_tuple()]), - t_sup([t_atom('undefined'), t_tuple()])])). - --spec t_digraph() -> erl_type(). - -t_digraph() -> - t_opaque(digraph, digraph, [], - t_tuple([t_atom('digraph'), - t_sup(t_atom(), t_tid()), - t_sup(t_atom(), t_tid()), - t_sup(t_atom(), t_tid()), - t_boolean()])). - --spec t_gb_set() -> erl_type(). - -t_gb_set() -> - t_opaque(gb_sets, gb_set, [], - t_tuple([t_non_neg_integer(), t_sup(t_atom('nil'), t_tuple(3))])). - --spec t_gb_tree() -> erl_type(). - -t_gb_tree() -> - t_opaque(gb_trees, gb_tree, [], - t_tuple([t_non_neg_integer(), t_sup(t_atom('nil'), t_tuple(4))])). - --spec t_queue() -> erl_type(). - -t_queue() -> - t_opaque(queue, queue, [t_any()], t_tuple([t_list(), t_list()])). - --spec t_set() -> erl_type(). - -t_set() -> - t_opaque(sets, set, [t_any()], - t_tuple([t_atom('set'), t_non_neg_integer(), t_non_neg_integer(), - t_pos_integer(), t_non_neg_integer(), t_non_neg_integer(), - t_non_neg_integer(), - t_sup([t_atom('undefined'), t_tuple()]), - t_sup([t_atom('undefined'), t_tuple()])])). - --spec t_tid() -> erl_type(). - -t_tid() -> - t_opaque(ets, tid, [], t_integer()). - --spec all_opaque_builtins() -> [erl_type(),...]. - -all_opaque_builtins() -> - [t_array(), t_dict(), t_digraph(), t_gb_set(), - t_gb_tree(), t_queue(), t_set(), t_tid()]. - %%------------------------------------ %% ?none is allowed in products. A product of size 1 is not a product. @@ -3317,8 +3224,8 @@ is_opaque_type2(#opaque{mod = Mod1, name = Name1, args = Args1}, Opaques) -> is_type_name(Mod, Name, Args1, Mod, Name, Args2) -> length(Args1) =:= length(Args2); -is_type_name(Mod1, Name1, Args1, Mod2, Name2, Args2) -> - is_same_type_name2(Mod1, Name1, Args1, Mod2, Name2, Args2). +is_type_name(_Mod1, _Name1, _Args1, _Mod2, _Name2, _Args2) -> + false. %% Two functions since t_unify is not symmetric. unify_tuple_set_and_tuple1(?tuple_set([{Arity, List}]), @@ -4156,15 +4063,7 @@ opaque_name(Mod, Name, Extra) -> flat_format("~s(~s)", [S, Extra]). mod_name(Mod, Name) -> - case is_obsolete_opaque_builtin(Mod, Name) of - true -> flat_format("~w", [Name]); - false -> flat_format("~w:~w", [Mod, Name]) - end. - -is_obsolete_opaque_builtin(digraph, digraph) -> true; -is_obsolete_opaque_builtin(gb_sets, gb_set) -> true; -is_obsolete_opaque_builtin(gb_trees, gb_tree) -> true; -is_obsolete_opaque_builtin(_, _) -> false. + flat_format("~w:~w", [Mod, Name]). %%============================================================================= %% @@ -4229,8 +4128,6 @@ t_from_form({type, _L, any, []}, _TypeNames, _RecDict, _VarDict) -> {t_any(), []}; t_from_form({type, _L, arity, []}, _TypeNames, _RecDict, _VarDict) -> {t_arity(), []}; -t_from_form({type, _L, array, []}, TypeNames, RecDict, VarDict) -> - builtin_type(array, t_array(), TypeNames, RecDict, VarDict); t_from_form({type, _L, atom, []}, _TypeNames, _RecDict, _VarDict) -> {t_atom(), []}; t_from_form({type, _L, binary, []}, _TypeNames, _RecDict, _VarDict) -> @@ -4252,10 +4149,6 @@ t_from_form({type, _L, byte, []}, _TypeNames, _RecDict, _VarDict) -> {t_byte(), []}; t_from_form({type, _L, char, []}, _TypeNames, _RecDict, _VarDict) -> {t_char(), []}; -t_from_form({type, _L, dict, []}, TypeNames, RecDict, VarDict) -> - builtin_type(dict, t_dict(), TypeNames, RecDict, VarDict); -t_from_form({type, _L, digraph, []}, TypeNames, RecDict, VarDict) -> - builtin_type(digraph, t_digraph(), TypeNames, RecDict, VarDict); t_from_form({type, _L, float, []}, _TypeNames, _RecDict, _VarDict) -> {t_float(), []}; t_from_form({type, _L, function, []}, _TypeNames, _RecDict, _VarDict) -> @@ -4271,10 +4164,6 @@ t_from_form({type, _L, 'fun', [{type, _, product, Domain}, Range]}, {L, R1} = list_from_form(Domain, TypeNames, RecDict, VarDict), {T, R2} = t_from_form(Range, TypeNames, RecDict, VarDict), {t_fun(L, T), R1 ++ R2}; -t_from_form({type, _L, gb_set, []}, TypeNames, RecDict, VarDict) -> - builtin_type(gb_set, t_gb_set(), TypeNames, RecDict, VarDict); -t_from_form({type, _L, gb_tree, []}, TypeNames, RecDict, VarDict) -> - builtin_type(gb_tree, t_gb_tree(), TypeNames, RecDict, VarDict); t_from_form({type, _L, identifier, []}, _TypeNames, _RecDict, _VarDict) -> {t_identifier(), []}; t_from_form({type, _L, integer, []}, _TypeNames, _RecDict, _VarDict) -> @@ -4347,8 +4236,6 @@ t_from_form({type, _L, maybe_improper_list, [Content, Termination]}, t_from_form({type, _L, product, Elements}, TypeNames, RecDict, VarDict) -> {L, R} = list_from_form(Elements, TypeNames, RecDict, VarDict), {t_product(L), R}; -t_from_form({type, _L, queue, []}, TypeNames, RecDict, VarDict) -> - builtin_type(queue, t_queue(), TypeNames, RecDict, VarDict); t_from_form({type, _L, range, [From, To]} = Type, _TypeNames, _RecDict, _VarDict) -> case {erl_eval:partial_eval(From), erl_eval:partial_eval(To)} of @@ -4360,14 +4247,10 @@ t_from_form({type, _L, record, [Name|Fields]}, TypeNames, RecDict, VarDict) -> record_from_form(Name, Fields, TypeNames, RecDict, VarDict); t_from_form({type, _L, reference, []}, _TypeNames, _RecDict, _VarDict) -> {t_reference(), []}; -t_from_form({type, _L, set, []}, TypeNames, RecDict, VarDict) -> - builtin_type(set, t_set(), TypeNames, RecDict, VarDict); t_from_form({type, _L, string, []}, _TypeNames, _RecDict, _VarDict) -> {t_string(), []}; t_from_form({type, _L, term, []}, _TypeNames, _RecDict, _VarDict) -> {t_any(), []}; -t_from_form({type, _L, tid, []}, TypeNames, RecDict, VarDict) -> - builtin_type(tid, t_tid(), TypeNames, RecDict, VarDict); t_from_form({type, _L, timeout, []}, _TypeNames, _RecDict, _VarDict) -> {t_timeout(), []}; t_from_form({type, _L, tuple, any}, _TypeNames, _RecDict, _VarDict) -> @@ -4378,7 +4261,10 @@ t_from_form({type, _L, tuple, Args}, TypeNames, RecDict, VarDict) -> t_from_form({type, _L, union, Args}, TypeNames, RecDict, VarDict) -> {L, R} = list_from_form(Args, TypeNames, RecDict, VarDict), {t_sup(L), R}; +t_from_form({user_type, _L, Name, Args}, TypeNames, RecDict, VarDict) -> + type_from_form(Name, Args, TypeNames, RecDict, VarDict); t_from_form({type, _L, Name, Args}, TypeNames, RecDict, VarDict) -> + %% Compatibility: modules compiled before Erlang/OTP 18.0. type_from_form(Name, Args, TypeNames, RecDict, VarDict); t_from_form({opaque, _L, Name, {Mod, Args, Rep}}, _TypeNames, _RecDict, _VarDict) -> @@ -4622,9 +4508,12 @@ t_form_to_string({type, _L, Name, []} = T) -> try t_to_string(t_from_form(T)) catch throw:{error, _} -> atom_to_string(Name) ++ "()" end; -t_form_to_string({type, _L, Name, List}) -> +t_form_to_string({user_type, _L, Name, List}) -> flat_format("~w(~s)", - [Name, string:join(t_form_to_string_list(List), ",")]). + [Name, string:join(t_form_to_string_list(List), ",")]); +t_form_to_string({type, L, Name, List}) -> + %% Compatibility: modules compiled before Erlang/OTP 18.0. + t_form_to_string({user_type, L, Name, List}). t_form_to_string_list(List) -> t_form_to_string_list(List, []). @@ -4737,27 +4626,14 @@ do_opaque(Type, _Opaques, Pred) -> is_same_type_name(ModNameArgs, ModNameArgs) -> true; is_same_type_name({Mod, Name, Args1}, {Mod, Name, Args2}) -> all_any(Args1) orelse all_any(Args2); -is_same_type_name({Mod1, Name1, Args1}, {Mod2, Name2, Args2}) -> - is_same_type_name2(Mod1, Name1, Args1, Mod2, Name2, Args2). +is_same_type_name(_ModNameArgs1, _ModNameArgs2) -> + false. all_any([]) -> true; all_any([T|L]) -> t_is_any(T) andalso all_any(L); all_any(_) -> false. -%% Compatibility. In Erlang/OTP 17 the pre-defined opaque types -%% digraph() and so on can be used, but there are also new types such -%% as digraph:graph() with the exact same meaning. In Erlang/OTP R18.0 -%% all but the last clause can be removed. - -is_same_type_name2(digraph, digraph, [], digraph, graph, []) -> true; -is_same_type_name2(digraph, graph, [], digraph, digraph, []) -> true; -is_same_type_name2(gb_sets, gb_set, [], gb_sets, set, [_]) -> true; -is_same_type_name2(gb_sets, set, [_], gb_sets, gb_set, []) -> true; -is_same_type_name2(gb_trees, gb_tree, [], gb_trees, tree, [_, _]) -> true; -is_same_type_name2(gb_trees, tree, [_, _], gb_trees, gb_tree, []) -> true; -is_same_type_name2(_, _, _, _, _, _) -> false. - map_keys(?map(Pairs)) -> [K || {K, _} <- Pairs]. diff --git a/lib/hipe/rtl/hipe_rtl_binary_match.erl b/lib/hipe/rtl/hipe_rtl_binary_match.erl index 8831199244..af8903904b 100644 --- a/lib/hipe/rtl/hipe_rtl_binary_match.erl +++ b/lib/hipe/rtl/hipe_rtl_binary_match.erl @@ -990,19 +990,19 @@ unsigned_bignum(Dst1, Src, TrueLblName) -> hipe_tagscheme:unsafe_mk_big(Dst1, Src, unsigned), hipe_rtl:mk_goto(TrueLblName)]. -load_bytes(Dst, Base, Offset, {Signedness, _Endianess},1) -> +load_bytes(Dst, Base, Offset, {Signedness, _Endianness},1) -> [hipe_rtl:mk_load(Dst, Base, Offset, byte, Signedness), hipe_rtl:mk_alu(Offset, Offset, add, hipe_rtl:mk_imm(1))]; -load_bytes(Dst, Base, Offset, {Signedness, Endianess},2) -> - case Endianess of +load_bytes(Dst, Base, Offset, {Signedness, Endianness},2) -> + case Endianness of big -> hipe_rtl_arch:load_big_2(Dst, Base, Offset, Signedness); little -> hipe_rtl_arch:load_little_2(Dst, Base, Offset, Signedness) end; -load_bytes(Dst, Base, Offset, {Signedness, Endianess},3) -> +load_bytes(Dst, Base, Offset, {Signedness, Endianness},3) -> Tmp1 = hipe_rtl:mk_new_reg(), - case Endianess of + case Endianness of big -> [hipe_rtl:mk_load(Dst, Base, Offset, byte, Signedness), hipe_rtl:mk_alu(Offset, Offset, add, hipe_rtl:mk_imm(1)), @@ -1026,18 +1026,18 @@ load_bytes(Dst, Base, Offset, {Signedness, Endianess},3) -> hipe_rtl:mk_alu(Dst, Dst, 'or', Tmp1), hipe_rtl:mk_alu(Offset, Offset, add, hipe_rtl:mk_imm(1))] end; -load_bytes(Dst, Base, Offset, {Signedness, Endianess}, 4) -> - case Endianess of +load_bytes(Dst, Base, Offset, {Signedness, Endianness}, 4) -> + case Endianness of big -> hipe_rtl_arch:load_big_4(Dst, Base, Offset, Signedness); little -> hipe_rtl_arch:load_little_4(Dst, Base, Offset, Signedness) end; -load_bytes(Dst, Base, Offset, {Signedness, Endianess}, X) when X > 1 -> +load_bytes(Dst, Base, Offset, {Signedness, Endianness}, X) when X > 1 -> [LoopLbl, EndLbl] = create_lbls(2), [Tmp1, Limit, TmpOffset] = create_regs(3), - case Endianess of + case Endianness of big -> [hipe_rtl:mk_alu(Limit, Offset, add, hipe_rtl:mk_imm(X)), hipe_rtl:mk_load(Dst, Base, Offset, byte, Signedness), diff --git a/lib/inets/doc/src/httpd_conf.xml b/lib/inets/doc/src/httpd_conf.xml index 3ef03966a7..60fc2f135e 100644 --- a/lib/inets/doc/src/httpd_conf.xml +++ b/lib/inets/doc/src/httpd_conf.xml @@ -97,7 +97,7 @@ <v>FilePath = string()</v> <v>Result = {ok,Directory} | {error,Reason}</v> <v>Directory = string()</v> - <v>Reason = string() | enoent | eaccess | enotdir | FileInfo</v> + <v>Reason = string() | enoent | eacces | enotdir | FileInfo</v> <v>FileInfo = File info record</v> </type> <desc> @@ -105,7 +105,7 @@ <p><c>is_directory/1</c> checks if <c>FilePath</c> is a directory in which case it is returned. Please read <c>file(3)</c> for a description of <c>enoent</c>, - <c>eaccess</c> and <c>enotdir</c>. The definition of + <c>eacces</c> and <c>enotdir</c>. The definition of the file info record can be found by including <c>file.hrl</c> from the kernel application, see file(3).</p> @@ -120,14 +120,14 @@ <v>FilePath = string()</v> <v>Result = {ok,File} | {error,Reason}</v> <v>File = string()</v> - <v>Reason = string() | enoent | eaccess | enotdir | FileInfo</v> + <v>Reason = string() | enoent | eacces | enotdir | FileInfo</v> <v>FileInfo = File info record</v> </type> <desc> <marker id="is_file"></marker> <p><c>is_file/1</c> checks if <c>FilePath</c> is a regular file in which case it is returned. Read <c>file(3)</c> for a - description of <c>enoent</c>, <c>eaccess</c> and + description of <c>enoent</c>, <c>eacces</c> and <c>enotdir</c>. The definition of the file info record can be found by including <c>file.hrl</c> from the kernel application, see file(3).</p> diff --git a/lib/inets/src/http_client/httpc_handler.erl b/lib/inets/src/http_client/httpc_handler.erl index 0bbd40d656..7f7328f1d9 100644 --- a/lib/inets/src/http_client/httpc_handler.erl +++ b/lib/inets/src/http_client/httpc_handler.erl @@ -316,8 +316,9 @@ handle_call(#request{address = Addr} = Request, _, {reply, ok, State} end; {error, Reason} -> - ?hcri("failed sending request", [{reason, Reason}]), - {reply, {pipeline_failed, Reason}, State0} + ?hcri("failed sending request", [{reason, Reason}]), + NewPipeline = queue:in(Request, State0#state.pipeline), + {stop, shutdown, {pipeline_failed, Reason}, State0#state{pipeline = NewPipeline}} end; handle_call(#request{address = Addr} = Request, _, @@ -355,25 +356,25 @@ handle_call(#request{address = Addr} = Request, _, ?hcrd("no current request", []), cancel_timer(Timers#timers.queue_timer, timeout_queue), + NewTimers = Timers#timers{queue_timer = undefined}, + State1 = State0#state{timers = NewTimers}, Address = handle_proxy(Addr, Proxy), case httpc_request:send(Address, Session, Request) of ok -> ?hcrd("request sent", []), %% Activate the request time out for the new request - State1 = - activate_request_timeout(State0#state{request = Request}), - NewTimers = State1#state.timers, + State2 = + activate_request_timeout(State1#state{request = Request}), NewSession = Session#session{queue_length = 1, client_close = ClientClose}, insert_session(NewSession, ProfileName), - State = init_wait_for_response_state(Request, State1#state{session = NewSession, - timers = NewTimers}), + State = init_wait_for_response_state(Request, State2#state{session = NewSession}), {reply, ok, State}; {error, Reason} -> ?hcri("failed sending request", [{reason, Reason}]), - {reply, {request_failed, Reason}, State0} + {stop, shutdown, {keepalive_failed, Reason}, State1} end end; @@ -1329,7 +1330,7 @@ handle_keep_alive_queue(#state{status = keep_alive, Session, <<>>, State#state{keep_alive = KeepAlive}); {error, Reason} -> - {reply, {keep_alive_failed, Reason}, State} + {stop, shutdown, {keepalive_failed, Reason}, State} end end end. @@ -1850,6 +1851,7 @@ update_session(ProfileName, #session{id = SessionId} = Session, Pos, Value) -> Session2 = erlang:setelement(Pos, Session, Value), insert_session(Session2, ProfileName); T:E -> + Stacktrace = erlang:get_stacktrace(), error_logger:error_msg("Failed updating session: " "~n ProfileName: ~p" "~n SessionId: ~p" @@ -1873,7 +1875,7 @@ update_session(ProfileName, #session{id = SessionId} = Session, Pos, Value) -> {value, Value}, {etype, T}, {error, E}, - {stacktrace, erlang:get_stacktrace()}]}) + {stacktrace, Stacktrace}]}) end. diff --git a/lib/inets/src/http_server/httpd_conf.erl b/lib/inets/src/http_server/httpd_conf.erl index 27446ca7fe..8f68d9fcd5 100644 --- a/lib/inets/src/http_server/httpd_conf.erl +++ b/lib/inets/src/http_server/httpd_conf.erl @@ -44,7 +44,7 @@ %% FilePath = string() %% Result = {ok,Directory} | {error,Reason} %% Directory = string() -%% Reason = string() | enoent | eaccess | enotdir | FileInfo +%% Reason = string() | enoent | eacces | enotdir | FileInfo %% FileInfo = File info record %% %% Description: Checks if FilePath is a directory in which case it is @@ -71,7 +71,7 @@ is_directory(_Type,_Access,FileInfo,_Directory) -> %% FilePath = string() %% Result = {ok,File} | {error,Reason} %% File = string() -%% Reason = string() | enoent | eaccess | enotdir | FileInfo +%% Reason = string() | enoent | eacces | enotdir | FileInfo %% FileInfo = File info record %% %% Description: Checks if FilePath is a regular file in which case it diff --git a/lib/inets/test/httpc_SUITE.erl b/lib/inets/test/httpc_SUITE.erl index c535d59b9f..63f8bc5bc6 100644 --- a/lib/inets/test/httpc_SUITE.erl +++ b/lib/inets/test/httpc_SUITE.erl @@ -28,6 +28,7 @@ -include_lib("common_test/include/ct.hrl"). -include("inets_test_lib.hrl"). -include("http_internal.hrl"). +-include("httpc_internal.hrl"). %% Note: This directive should only be used in test suites. -compile(export_all). @@ -105,6 +106,7 @@ only_simulated() -> empty_response_header, remote_socket_close, remote_socket_close_async, + process_leak_on_keepalive, transfer_encoding, transfer_encoding_identity, redirect_loop, @@ -900,6 +902,33 @@ remote_socket_close_async(Config) when is_list(Config) -> %%------------------------------------------------------------------------- +process_leak_on_keepalive(Config) -> + {ok, ClosedSocket} = gen_tcp:listen(6666, [{active, false}]), + ok = gen_tcp:close(ClosedSocket), + Request = {url(group_name(Config), "/dummy.html", Config), []}, + HttpcHandlers0 = supervisor:which_children(httpc_handler_sup), + {ok, {{_, 200, _}, _, Body}} = httpc:request(get, Request, [], []), + HttpcHandlers1 = supervisor:which_children(httpc_handler_sup), + ChildrenCount = supervisor:count_children(httpc_handler_sup), + %% Assuming that the new handler will be selected for keep_alive + %% which could not be the case if other handlers existed + [{undefined, Pid, worker, [httpc_handler]}] = + ordsets:to_list( + ordsets:subtract(ordsets:from_list(HttpcHandlers1), + ordsets:from_list(HttpcHandlers0))), + sys:replace_state( + Pid, fun (State) -> + Session = element(3, State), + setelement(3, State, Session#session{socket=ClosedSocket}) + end), + {ok, {{_, 200, _}, _, Body}} = httpc:request(get, Request, [], []), + %% bad handler with the closed socket should get replaced by + %% the new one, so children count should stay the same + ChildrenCount = supervisor:count_children(httpc_handler_sup), + ok. + +%%------------------------------------------------------------------------- + stream_to_pid(Config) when is_list(Config) -> ReceiverPid = create_receiver(pid), Receiver = ReceiverPid, diff --git a/lib/jinterface/.classpath b/lib/jinterface/.classpath new file mode 100644 index 0000000000..9785e55986 --- /dev/null +++ b/lib/jinterface/.classpath @@ -0,0 +1,6 @@ +<?xml version="1.0" encoding="UTF-8"?> +<classpath> + <classpathentry kind="src" path="java_src"/> + <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6"/> + <classpathentry kind="output" path="priv"/> +</classpath> diff --git a/lib/jinterface/.gitignore b/lib/jinterface/.gitignore new file mode 100644 index 0000000000..3418d354a9 --- /dev/null +++ b/lib/jinterface/.gitignore @@ -0,0 +1,2 @@ +priv/ + diff --git a/lib/jinterface/.project b/lib/jinterface/.project new file mode 100644 index 0000000000..450b96dc12 --- /dev/null +++ b/lib/jinterface/.project @@ -0,0 +1,17 @@ +<?xml version="1.0" encoding="UTF-8"?> +<projectDescription> + <name>jinterface</name> + <comment></comment> + <projects> + </projects> + <buildSpec> + <buildCommand> + <name>org.eclipse.jdt.core.javabuilder</name> + <arguments> + </arguments> + </buildCommand> + </buildSpec> + <natures> + <nature>org.eclipse.jdt.core.javanature</nature> + </natures> +</projectDescription> diff --git a/lib/jinterface/.settings/org.eclipse.jdt.core.prefs b/lib/jinterface/.settings/org.eclipse.jdt.core.prefs new file mode 100644 index 0000000000..e8b3772a8a --- /dev/null +++ b/lib/jinterface/.settings/org.eclipse.jdt.core.prefs @@ -0,0 +1,296 @@ +eclipse.preferences.version=1 +org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled +org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate +org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5 +org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve +org.eclipse.jdt.core.compiler.compliance=1.5 +org.eclipse.jdt.core.compiler.debug.lineNumber=generate +org.eclipse.jdt.core.compiler.debug.localVariable=generate +org.eclipse.jdt.core.compiler.debug.sourceFile=generate +org.eclipse.jdt.core.compiler.problem.assertIdentifier=error 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+org.eclipse.jdt.core.formatter.use_tabs_only_for_leading_indentations=false +org.eclipse.jdt.core.formatter.wrap_before_binary_operator=true +org.eclipse.jdt.core.formatter.wrap_before_or_operator_multicatch=true +org.eclipse.jdt.core.formatter.wrap_outer_expressions_when_nested=true diff --git a/lib/jinterface/.settings/org.eclipse.jdt.ui.prefs b/lib/jinterface/.settings/org.eclipse.jdt.ui.prefs new file mode 100644 index 0000000000..9190d818bc --- /dev/null +++ b/lib/jinterface/.settings/org.eclipse.jdt.ui.prefs @@ -0,0 +1,121 @@ +cleanup.add_default_serial_version_id=true +cleanup.add_generated_serial_version_id=false +cleanup.add_missing_annotations=true +cleanup.add_missing_deprecated_annotations=true +cleanup.add_missing_methods=false +cleanup.add_missing_nls_tags=false +cleanup.add_missing_override_annotations=true +cleanup.add_missing_override_annotations_interface_methods=true +cleanup.add_serial_version_id=false +cleanup.always_use_blocks=true +cleanup.always_use_parentheses_in_expressions=false +cleanup.always_use_this_for_non_static_field_access=false +cleanup.always_use_this_for_non_static_method_access=false +cleanup.convert_functional_interfaces=false +cleanup.convert_to_enhanced_for_loop=false +cleanup.correct_indentation=false +cleanup.format_source_code=true +cleanup.format_source_code_changes_only=false +cleanup.insert_inferred_type_arguments=false +cleanup.make_local_variable_final=true +cleanup.make_parameters_final=true +cleanup.make_private_fields_final=true +cleanup.make_type_abstract_if_missing_method=false +cleanup.make_variable_declarations_final=true +cleanup.never_use_blocks=false +cleanup.never_use_parentheses_in_expressions=true +cleanup.organize_imports=true +cleanup.qualify_static_field_accesses_with_declaring_class=false +cleanup.qualify_static_member_accesses_through_instances_with_declaring_class=true +cleanup.qualify_static_member_accesses_through_subtypes_with_declaring_class=true +cleanup.qualify_static_member_accesses_with_declaring_class=true +cleanup.qualify_static_method_accesses_with_declaring_class=false +cleanup.remove_private_constructors=true +cleanup.remove_redundant_type_arguments=true +cleanup.remove_trailing_whitespaces=true +cleanup.remove_trailing_whitespaces_all=true +cleanup.remove_trailing_whitespaces_ignore_empty=false +cleanup.remove_unnecessary_casts=true +cleanup.remove_unnecessary_nls_tags=true +cleanup.remove_unused_imports=true +cleanup.remove_unused_local_variables=false +cleanup.remove_unused_private_fields=true +cleanup.remove_unused_private_members=false +cleanup.remove_unused_private_methods=true +cleanup.remove_unused_private_types=true +cleanup.sort_members=false +cleanup.sort_members_all=false +cleanup.use_anonymous_class_creation=false +cleanup.use_blocks=true +cleanup.use_blocks_only_for_return_and_throw=false +cleanup.use_lambda=true +cleanup.use_parentheses_in_expressions=true +cleanup.use_this_for_non_static_field_access=true +cleanup.use_this_for_non_static_field_access_only_if_necessary=true +cleanup.use_this_for_non_static_method_access=true +cleanup.use_this_for_non_static_method_access_only_if_necessary=true +cleanup.use_type_arguments=false +cleanup_profile=_jinterface +cleanup_settings_version=2 +eclipse.preferences.version=1 +editor_save_participant_org.eclipse.jdt.ui.postsavelistener.cleanup=true +formatter_profile=_jinterface +formatter_settings_version=12 +sp_cleanup.add_default_serial_version_id=true +sp_cleanup.add_generated_serial_version_id=false +sp_cleanup.add_missing_annotations=true +sp_cleanup.add_missing_deprecated_annotations=true +sp_cleanup.add_missing_methods=false +sp_cleanup.add_missing_nls_tags=false +sp_cleanup.add_missing_override_annotations=true +sp_cleanup.add_missing_override_annotations_interface_methods=true +sp_cleanup.add_serial_version_id=false +sp_cleanup.always_use_blocks=true +sp_cleanup.always_use_parentheses_in_expressions=false +sp_cleanup.always_use_this_for_non_static_field_access=false +sp_cleanup.always_use_this_for_non_static_method_access=false +sp_cleanup.convert_functional_interfaces=false +sp_cleanup.convert_to_enhanced_for_loop=false +sp_cleanup.correct_indentation=false +sp_cleanup.format_source_code=true +sp_cleanup.format_source_code_changes_only=false +sp_cleanup.insert_inferred_type_arguments=false +sp_cleanup.make_local_variable_final=true +sp_cleanup.make_parameters_final=true +sp_cleanup.make_private_fields_final=true +sp_cleanup.make_type_abstract_if_missing_method=false +sp_cleanup.make_variable_declarations_final=true +sp_cleanup.never_use_blocks=false +sp_cleanup.never_use_parentheses_in_expressions=true +sp_cleanup.on_save_use_additional_actions=true +sp_cleanup.organize_imports=true +sp_cleanup.qualify_static_field_accesses_with_declaring_class=false +sp_cleanup.qualify_static_member_accesses_through_instances_with_declaring_class=true +sp_cleanup.qualify_static_member_accesses_through_subtypes_with_declaring_class=true +sp_cleanup.qualify_static_member_accesses_with_declaring_class=true +sp_cleanup.qualify_static_method_accesses_with_declaring_class=false +sp_cleanup.remove_private_constructors=true +sp_cleanup.remove_redundant_type_arguments=false +sp_cleanup.remove_trailing_whitespaces=true +sp_cleanup.remove_trailing_whitespaces_all=true +sp_cleanup.remove_trailing_whitespaces_ignore_empty=false +sp_cleanup.remove_unnecessary_casts=true +sp_cleanup.remove_unnecessary_nls_tags=true +sp_cleanup.remove_unused_imports=true +sp_cleanup.remove_unused_local_variables=false +sp_cleanup.remove_unused_private_fields=true +sp_cleanup.remove_unused_private_members=false +sp_cleanup.remove_unused_private_methods=true +sp_cleanup.remove_unused_private_types=true +sp_cleanup.sort_members=false +sp_cleanup.sort_members_all=false +sp_cleanup.use_anonymous_class_creation=false +sp_cleanup.use_blocks=true +sp_cleanup.use_blocks_only_for_return_and_throw=false +sp_cleanup.use_lambda=false +sp_cleanup.use_parentheses_in_expressions=true +sp_cleanup.use_this_for_non_static_field_access=false +sp_cleanup.use_this_for_non_static_field_access_only_if_necessary=true +sp_cleanup.use_this_for_non_static_method_access=false +sp_cleanup.use_this_for_non_static_method_access_only_if_necessary=true +sp_cleanup.use_type_arguments=false diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractConnection.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractConnection.java index b8a973753a..1b0fe3e2e6 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractConnection.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractConnection.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2010. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ @@ -27,26 +27,26 @@ import java.util.Random; * Maintains a connection between a Java process and a remote Erlang, Java or C * node. The object maintains connection state and allows data to be sent to and * received from the peer. - * + * * <p> * This abstract class provides the neccesary methods to maintain the actual * connection and encode the messages and headers in the proper format according * to the Erlang distribution protocol. Subclasses can use these methods to * provide a more or less transparent communication channel as desired. * </p> - * + * * <p> * Note that no receive methods are provided. Subclasses must provide methods * for message delivery, and may implement their own receive methods. * <p> - * + * * <p> * If an exception occurs in any of the methods in this class, the connection * will be closed and must be reopened in order to resume communication with the * peer. This will be indicated to the subclass by passing the exception to its * delivery() method. * </p> - * + * * <p> * The System property OtpConnection.trace can be used to change the initial * trace level setting for all connections. Normally the initial trace level is @@ -106,104 +106,104 @@ public abstract class AbstractConnection extends Thread { private int flags = 0; static { - // trace this connection? - final String trace = System.getProperties().getProperty( - "OtpConnection.trace"); - try { - if (trace != null) { - defaultLevel = Integer.valueOf(trace).intValue(); - } - } catch (final NumberFormatException e) { - defaultLevel = 0; - } - random = new Random(); + // trace this connection? + final String trace = System.getProperties().getProperty( + "OtpConnection.trace"); + try { + if (trace != null) { + defaultLevel = Integer.valueOf(trace).intValue(); + } + } catch (final NumberFormatException e) { + defaultLevel = 0; + } + random = new Random(); } // private AbstractConnection() { // } /** - * Accept an incoming connection from a remote node. Used by {@link - * OtpSelf#accept() OtpSelf.accept()} to create a connection based on data - * received when handshaking with the peer node, when the remote node is the - * connection intitiator. - * - * @exception java.io.IOException if it was not possible to connect to the - * peer. - * - * @exception OtpAuthException if handshake resulted in an authentication - * error + * Accept an incoming connection from a remote node. Used by + * {@link OtpSelf#accept() OtpSelf.accept()} to create a connection based on + * data received when handshaking with the peer node, when the remote node + * is the connection intitiator. + * + * @exception java.io.IOException + * if it was not possible to connect to the peer. + * + * @exception OtpAuthException + * if handshake resulted in an authentication error */ protected AbstractConnection(final OtpLocalNode self, final Socket s) - throws IOException, OtpAuthException { - this.localNode = self; - peer = new OtpPeer(); - socket = s; - - socket.setTcpNoDelay(true); - - traceLevel = defaultLevel; - setDaemon(true); - - if (traceLevel >= handshakeThreshold) { - System.out.println("<- ACCEPT FROM " + s.getInetAddress() + ":" - + s.getPort()); - } - - // get his info - recvName(peer); - - // now find highest common dist value - if (peer.proto != self.proto || self.distHigh < peer.distLow - || self.distLow > peer.distHigh) { - close(); - throw new IOException( - "No common protocol found - cannot accept connection"); - } - // highest common version: min(peer.distHigh, self.distHigh) - peer.distChoose = peer.distHigh > self.distHigh ? self.distHigh - : peer.distHigh; - - doAccept(); - name = peer.node(); + throws IOException, OtpAuthException { + localNode = self; + peer = new OtpPeer(); + socket = s; + + socket.setTcpNoDelay(true); + + traceLevel = defaultLevel; + setDaemon(true); + + if (traceLevel >= handshakeThreshold) { + System.out.println("<- ACCEPT FROM " + s.getInetAddress() + ":" + + s.getPort()); + } + + // get his info + recvName(peer); + + // now find highest common dist value + if (peer.proto != self.proto || self.distHigh < peer.distLow + || self.distLow > peer.distHigh) { + close(); + throw new IOException( + "No common protocol found - cannot accept connection"); + } + // highest common version: min(peer.distHigh, self.distHigh) + peer.distChoose = peer.distHigh > self.distHigh ? self.distHigh + : peer.distHigh; + + doAccept(); + name = peer.node(); } /** * Intiate and open a connection to a remote node. - * - * @exception java.io.IOException if it was not possible to connect to the - * peer. - * - * @exception OtpAuthException if handshake resulted in an authentication - * error. + * + * @exception java.io.IOException + * if it was not possible to connect to the peer. + * + * @exception OtpAuthException + * if handshake resulted in an authentication error. */ protected AbstractConnection(final OtpLocalNode self, final OtpPeer other) - throws IOException, OtpAuthException { - peer = other; - this.localNode = self; - socket = null; - int port; + throws IOException, OtpAuthException { + peer = other; + localNode = self; + socket = null; + int port; - traceLevel = defaultLevel; - setDaemon(true); + traceLevel = defaultLevel; + setDaemon(true); - // now get a connection between the two... - port = OtpEpmd.lookupPort(peer); + // now get a connection between the two... + port = OtpEpmd.lookupPort(peer); - // now find highest common dist value - if (peer.proto != self.proto || self.distHigh < peer.distLow - || self.distLow > peer.distHigh) { - throw new IOException("No common protocol found - cannot connect"); - } + // now find highest common dist value + if (peer.proto != self.proto || self.distHigh < peer.distLow + || self.distLow > peer.distHigh) { + throw new IOException("No common protocol found - cannot connect"); + } - // highest common version: min(peer.distHigh, self.distHigh) - peer.distChoose = peer.distHigh > self.distHigh ? self.distHigh - : peer.distHigh; + // highest common version: min(peer.distHigh, self.distHigh) + peer.distChoose = peer.distHigh > self.distHigh ? self.distHigh + : peer.distHigh; - doConnect(port); + doConnect(port); - name = peer.node(); - connected = true; + name = peer.node(); + connected = true; } /** @@ -218,91 +218,91 @@ public abstract class AbstractConnection extends Thread { /** * Send a pre-encoded message to a named process on a remote node. - * + * * @param dest * the name of the remote process. * @param payload * the encoded message to send. - * + * * @exception java.io.IOException * if the connection is not active or a communication error * occurs. */ protected void sendBuf(final OtpErlangPid from, final String dest, - final OtpOutputStream payload) throws IOException { - if (!connected) { - throw new IOException("Not connected"); - } - @SuppressWarnings("resource") - final OtpOutputStream header = new OtpOutputStream(headerLen); - - // preamble: 4 byte length + "passthrough" tag + version - header.write4BE(0); // reserve space for length - header.write1(passThrough); - header.write1(version); - - // header info - header.write_tuple_head(4); - header.write_long(regSendTag); - header.write_any(from); - if (sendCookie) { - header.write_atom(localNode.cookie()); - } else { - header.write_atom(""); - } - header.write_atom(dest); - - // version for payload - header.write1(version); - - // fix up length in preamble - header.poke4BE(0, header.size() + payload.size() - 4); - - do_send(header, payload); + final OtpOutputStream payload) throws IOException { + if (!connected) { + throw new IOException("Not connected"); + } + @SuppressWarnings("resource") + final OtpOutputStream header = new OtpOutputStream(headerLen); + + // preamble: 4 byte length + "passthrough" tag + version + header.write4BE(0); // reserve space for length + header.write1(passThrough); + header.write1(version); + + // header info + header.write_tuple_head(4); + header.write_long(regSendTag); + header.write_any(from); + if (sendCookie) { + header.write_atom(localNode.cookie()); + } else { + header.write_atom(""); + } + header.write_atom(dest); + + // version for payload + header.write1(version); + + // fix up length in preamble + header.poke4BE(0, header.size() + payload.size() - 4); + + do_send(header, payload); } /** * Send a pre-encoded message to a process on a remote node. - * + * * @param dest * the Erlang PID of the remote process. * @param payload * the encoded message to send. - * + * * @exception java.io.IOException * if the connection is not active or a communication error * occurs. */ protected void sendBuf(final OtpErlangPid from, final OtpErlangPid dest, - final OtpOutputStream payload) throws IOException { - if (!connected) { - throw new IOException("Not connected"); - } - @SuppressWarnings("resource") - final OtpOutputStream header = new OtpOutputStream(headerLen); - - // preamble: 4 byte length + "passthrough" tag + version - header.write4BE(0); // reserve space for length - header.write1(passThrough); - header.write1(version); - - // header info - header.write_tuple_head(3); - header.write_long(sendTag); - if (sendCookie) { - header.write_atom(localNode.cookie()); - } else { - header.write_atom(""); - } - header.write_any(dest); - - // version for payload - header.write1(version); - - // fix up length in preamble - header.poke4BE(0, header.size() + payload.size() - 4); - - do_send(header, payload); + final OtpOutputStream payload) throws IOException { + if (!connected) { + throw new IOException("Not connected"); + } + @SuppressWarnings("resource") + final OtpOutputStream header = new OtpOutputStream(headerLen); + + // preamble: 4 byte length + "passthrough" tag + version + header.write4BE(0); // reserve space for length + header.write1(passThrough); + header.write1(version); + + // header info + header.write_tuple_head(3); + header.write_long(sendTag); + if (sendCookie) { + header.write_atom(localNode.cookie()); + } else { + header.write_atom(""); + } + header.write_any(dest); + + // version for payload + header.write1(version); + + // fix up length in preamble + header.poke4BE(0, header.size() + payload.size() - 4); + + do_send(header, payload); } /* @@ -311,60 +311,60 @@ public abstract class AbstractConnection extends Thread { * otherwise */ private void cookieError(final OtpLocalNode local, - final OtpErlangAtom cookie) throws OtpAuthException { - try { - @SuppressWarnings("resource") - final OtpOutputStream header = new OtpOutputStream(headerLen); - - // preamble: 4 byte length + "passthrough" tag + version - header.write4BE(0); // reserve space for length - header.write1(passThrough); - header.write1(version); - - header.write_tuple_head(4); - header.write_long(regSendTag); - header.write_any(local.createPid()); // disposable pid - header.write_atom(cookie.atomValue()); // important: his cookie, - // not mine... - header.write_atom("auth"); - - // version for payload - header.write1(version); - - // the payload - - // the no_auth message (copied from Erlang) Don't change this - // (Erlang will crash) - // {$gen_cast, {print, "~n** Unauthorized cookie ~w **~n", - // [foo@aule]}} - final OtpErlangObject[] msg = new OtpErlangObject[2]; - final OtpErlangObject[] msgbody = new OtpErlangObject[3]; - - msgbody[0] = new OtpErlangAtom("print"); - msgbody[1] = new OtpErlangString("~n** Bad cookie sent to " + local - + " **~n"); - // Erlang will crash and burn if there is no third argument here... - msgbody[2] = new OtpErlangList(); // empty list - - msg[0] = new OtpErlangAtom("$gen_cast"); - msg[1] = new OtpErlangTuple(msgbody); - - @SuppressWarnings("resource") - final OtpOutputStream payload = new OtpOutputStream( - new OtpErlangTuple(msg)); - - // fix up length in preamble - header.poke4BE(0, header.size() + payload.size() - 4); - - try { - do_send(header, payload); - } catch (final IOException e) { - } // ignore - } finally { - close(); - } - throw new OtpAuthException("Remote cookie not authorized: " - + cookie.atomValue()); + final OtpErlangAtom cookie) throws OtpAuthException { + try { + @SuppressWarnings("resource") + final OtpOutputStream header = new OtpOutputStream(headerLen); + + // preamble: 4 byte length + "passthrough" tag + version + header.write4BE(0); // reserve space for length + header.write1(passThrough); + header.write1(version); + + header.write_tuple_head(4); + header.write_long(regSendTag); + header.write_any(local.createPid()); // disposable pid + header.write_atom(cookie.atomValue()); // important: his cookie, + // not mine... + header.write_atom("auth"); + + // version for payload + header.write1(version); + + // the payload + + // the no_auth message (copied from Erlang) Don't change this + // (Erlang will crash) + // {$gen_cast, {print, "~n** Unauthorized cookie ~w **~n", + // [foo@aule]}} + final OtpErlangObject[] msg = new OtpErlangObject[2]; + final OtpErlangObject[] msgbody = new OtpErlangObject[3]; + + msgbody[0] = new OtpErlangAtom("print"); + msgbody[1] = new OtpErlangString("~n** Bad cookie sent to " + local + + " **~n"); + // Erlang will crash and burn if there is no third argument here... + msgbody[2] = new OtpErlangList(); // empty list + + msg[0] = new OtpErlangAtom("$gen_cast"); + msg[1] = new OtpErlangTuple(msgbody); + + @SuppressWarnings("resource") + final OtpOutputStream payload = new OtpOutputStream( + new OtpErlangTuple(msg)); + + // fix up length in preamble + header.poke4BE(0, header.size() + payload.size() - 4); + + try { + do_send(header, payload); + } catch (final IOException e) { + } // ignore + } finally { + close(); + } + throw new OtpAuthException("Remote cookie not authorized: " + + cookie.atomValue()); } // link to pid @@ -374,364 +374,364 @@ public abstract class AbstractConnection extends Thread { * remote node. If the link is still active when the remote process * terminates, an exit signal will be sent to this connection. Use * {@link #sendUnlink unlink()} to remove the link. - * + * * @param dest * the Erlang PID of the remote process. - * + * * @exception java.io.IOException * if the connection is not active or a communication error * occurs. */ protected void sendLink(final OtpErlangPid from, final OtpErlangPid dest) - throws IOException { - if (!connected) { - throw new IOException("Not connected"); - } - @SuppressWarnings("resource") - final OtpOutputStream header = new OtpOutputStream(headerLen); + throws IOException { + if (!connected) { + throw new IOException("Not connected"); + } + @SuppressWarnings("resource") + final OtpOutputStream header = new OtpOutputStream(headerLen); - // preamble: 4 byte length + "passthrough" tag - header.write4BE(0); // reserve space for length - header.write1(passThrough); - header.write1(version); + // preamble: 4 byte length + "passthrough" tag + header.write4BE(0); // reserve space for length + header.write1(passThrough); + header.write1(version); - // header - header.write_tuple_head(3); - header.write_long(linkTag); - header.write_any(from); - header.write_any(dest); + // header + header.write_tuple_head(3); + header.write_long(linkTag); + header.write_any(from); + header.write_any(dest); - // fix up length in preamble - header.poke4BE(0, header.size() - 4); + // fix up length in preamble + header.poke4BE(0, header.size() - 4); - do_send(header); + do_send(header); } /** * Remove a link between the local node and the specified process on the * remote node. This method deactivates links created with {@link #sendLink * link()}. - * + * * @param dest * the Erlang PID of the remote process. - * + * * @exception java.io.IOException * if the connection is not active or a communication error * occurs. */ protected void sendUnlink(final OtpErlangPid from, final OtpErlangPid dest) - throws IOException { - if (!connected) { - throw new IOException("Not connected"); - } - @SuppressWarnings("resource") - final OtpOutputStream header = new OtpOutputStream(headerLen); + throws IOException { + if (!connected) { + throw new IOException("Not connected"); + } + @SuppressWarnings("resource") + final OtpOutputStream header = new OtpOutputStream(headerLen); - // preamble: 4 byte length + "passthrough" tag - header.write4BE(0); // reserve space for length - header.write1(passThrough); - header.write1(version); + // preamble: 4 byte length + "passthrough" tag + header.write4BE(0); // reserve space for length + header.write1(passThrough); + header.write1(version); - // header - header.write_tuple_head(3); - header.write_long(unlinkTag); - header.write_any(from); - header.write_any(dest); + // header + header.write_tuple_head(3); + header.write_long(unlinkTag); + header.write_any(from); + header.write_any(dest); - // fix up length in preamble - header.poke4BE(0, header.size() - 4); + // fix up length in preamble + header.poke4BE(0, header.size() - 4); - do_send(header); + do_send(header); } /* used internally when "processes" terminate */ protected void sendExit(final OtpErlangPid from, final OtpErlangPid dest, - final OtpErlangObject reason) throws IOException { - sendExit(exitTag, from, dest, reason); + final OtpErlangObject reason) throws IOException { + sendExit(exitTag, from, dest, reason); } /** * Send an exit signal to a remote process. - * + * * @param dest * the Erlang PID of the remote process. * @param reason * an Erlang term describing the exit reason. - * + * * @exception java.io.IOException * if the connection is not active or a communication error * occurs. */ protected void sendExit2(final OtpErlangPid from, final OtpErlangPid dest, - final OtpErlangObject reason) throws IOException { - sendExit(exit2Tag, from, dest, reason); + final OtpErlangObject reason) throws IOException { + sendExit(exit2Tag, from, dest, reason); } private void sendExit(final int tag, final OtpErlangPid from, - final OtpErlangPid dest, final OtpErlangObject reason) - throws IOException { - if (!connected) { - throw new IOException("Not connected"); - } - @SuppressWarnings("resource") - final OtpOutputStream header = new OtpOutputStream(headerLen); + final OtpErlangPid dest, final OtpErlangObject reason) + throws IOException { + if (!connected) { + throw new IOException("Not connected"); + } + @SuppressWarnings("resource") + final OtpOutputStream header = new OtpOutputStream(headerLen); - // preamble: 4 byte length + "passthrough" tag - header.write4BE(0); // reserve space for length - header.write1(passThrough); - header.write1(version); + // preamble: 4 byte length + "passthrough" tag + header.write4BE(0); // reserve space for length + header.write1(passThrough); + header.write1(version); - // header - header.write_tuple_head(4); - header.write_long(tag); - header.write_any(from); - header.write_any(dest); - header.write_any(reason); + // header + header.write_tuple_head(4); + header.write_long(tag); + header.write_any(from); + header.write_any(dest); + header.write_any(reason); - // fix up length in preamble - header.poke4BE(0, header.size() - 4); + // fix up length in preamble + header.poke4BE(0, header.size() - 4); - do_send(header); + do_send(header); } @SuppressWarnings("resource") @Override public void run() { - if (!connected) { - deliver(new IOException("Not connected")); - return; - } - - final byte[] lbuf = new byte[4]; - OtpInputStream ibuf; - OtpErlangObject traceobj; - int len; - final byte[] tock = { 0, 0, 0, 0 }; - - try { - receive_loop: while (!done) { - // don't return until we get a real message - // or a failure of some kind (e.g. EXIT) - // read length and read buffer must be atomic! - do { - // read 4 bytes - get length of incoming packet - // socket.getInputStream().read(lbuf); - readSock(socket, lbuf); - ibuf = new OtpInputStream(lbuf, flags); - len = ibuf.read4BE(); - - // received tick? send tock! - if (len == 0) { - synchronized (this) { - socket.getOutputStream().write(tock); - } - } - - } while (len == 0); // tick_loop - - // got a real message (maybe) - read len bytes - final byte[] tmpbuf = new byte[len]; - // i = socket.getInputStream().read(tmpbuf); - readSock(socket, tmpbuf); - ibuf.close(); - ibuf = new OtpInputStream(tmpbuf, flags); - - if (ibuf.read1() != passThrough) { - break receive_loop; - } - - // got a real message (really) - OtpErlangObject reason = null; - OtpErlangAtom cookie = null; - OtpErlangObject tmp = null; - OtpErlangTuple head = null; - OtpErlangAtom toName; - OtpErlangPid to; - OtpErlangPid from; - int tag; - - // decode the header - tmp = ibuf.read_any(); - if (!(tmp instanceof OtpErlangTuple)) { - break receive_loop; - } - - head = (OtpErlangTuple) tmp; - if (!(head.elementAt(0) instanceof OtpErlangLong)) { - break receive_loop; - } - - // lets see what kind of message this is - tag = (int) ((OtpErlangLong) head.elementAt(0)).longValue(); - - switch (tag) { - case sendTag: // { SEND, Cookie, ToPid } - case sendTTTag: // { SEND, Cookie, ToPid, TraceToken } - if (!cookieOk) { - // we only check this once, he can send us bad cookies - // later if he likes - if (!(head.elementAt(1) instanceof OtpErlangAtom)) { - break receive_loop; - } - cookie = (OtpErlangAtom) head.elementAt(1); - if (sendCookie) { - if (!cookie.atomValue().equals(localNode.cookie())) { - cookieError(localNode, cookie); - } - } else { - if (!cookie.atomValue().equals("")) { - cookieError(localNode, cookie); - } - } - cookieOk = true; - } - - if (traceLevel >= sendThreshold) { - System.out.println("<- " + headerType(head) + " " - + head); - - /* show received payload too */ - ibuf.mark(0); - traceobj = ibuf.read_any(); - - if (traceobj != null) { - System.out.println(" " + traceobj); - } else { - System.out.println(" (null)"); - } - ibuf.reset(); - } - - to = (OtpErlangPid) head.elementAt(2); - - deliver(new OtpMsg(to, ibuf)); - break; - - case regSendTag: // { REG_SEND, FromPid, Cookie, ToName } - case regSendTTTag: // { REG_SEND, FromPid, Cookie, ToName, - // TraceToken } - if (!cookieOk) { - // we only check this once, he can send us bad cookies - // later if he likes - if (!(head.elementAt(2) instanceof OtpErlangAtom)) { - break receive_loop; - } - cookie = (OtpErlangAtom) head.elementAt(2); - if (sendCookie) { - if (!cookie.atomValue().equals(localNode.cookie())) { - cookieError(localNode, cookie); - } - } else { - if (!cookie.atomValue().equals("")) { - cookieError(localNode, cookie); - } - } - cookieOk = true; - } - - if (traceLevel >= sendThreshold) { - System.out.println("<- " + headerType(head) + " " - + head); - - /* show received payload too */ - ibuf.mark(0); - traceobj = ibuf.read_any(); - - if (traceobj != null) { - System.out.println(" " + traceobj); - } else { - System.out.println(" (null)"); - } - ibuf.reset(); - } - - from = (OtpErlangPid) head.elementAt(1); - toName = (OtpErlangAtom) head.elementAt(3); - - deliver(new OtpMsg(from, toName.atomValue(), ibuf)); - break; - - case exitTag: // { EXIT, FromPid, ToPid, Reason } - case exit2Tag: // { EXIT2, FromPid, ToPid, Reason } - if (head.elementAt(3) == null) { - break receive_loop; - } - if (traceLevel >= ctrlThreshold) { - System.out.println("<- " + headerType(head) + " " - + head); - } - - from = (OtpErlangPid) head.elementAt(1); - to = (OtpErlangPid) head.elementAt(2); - reason = head.elementAt(3); - - deliver(new OtpMsg(tag, from, to, reason)); - break; - - case exitTTTag: // { EXIT, FromPid, ToPid, TraceToken, Reason } - case exit2TTTag: // { EXIT2, FromPid, ToPid, TraceToken, - // Reason - // } - // as above, but bifferent element number - if (head.elementAt(4) == null) { - break receive_loop; - } - if (traceLevel >= ctrlThreshold) { - System.out.println("<- " + headerType(head) + " " - + head); - } - - from = (OtpErlangPid) head.elementAt(1); - to = (OtpErlangPid) head.elementAt(2); - reason = head.elementAt(4); - - deliver(new OtpMsg(tag, from, to, reason)); - break; - - case linkTag: // { LINK, FromPid, ToPid} - case unlinkTag: // { UNLINK, FromPid, ToPid} - if (traceLevel >= ctrlThreshold) { - System.out.println("<- " + headerType(head) + " " - + head); - } - - from = (OtpErlangPid) head.elementAt(1); - to = (OtpErlangPid) head.elementAt(2); - - deliver(new OtpMsg(tag, from, to)); - break; - - // absolutely no idea what to do with these, so we ignore - // them... - case groupLeaderTag: // { GROUPLEADER, FromPid, ToPid} - // (just show trace) - if (traceLevel >= ctrlThreshold) { - System.out.println("<- " + headerType(head) + " " - + head); - } - break; - - default: - // garbage? - break receive_loop; - } - } // end receive_loop - - // this section reachable only with break - // we have received garbage from peer - deliver(new OtpErlangExit("Remote is sending garbage")); - - } // try - - catch (final OtpAuthException e) { - deliver(e); - } catch (final OtpErlangDecodeException e) { - deliver(new OtpErlangExit("Remote is sending garbage")); - } catch (final IOException e) { - deliver(new OtpErlangExit("Remote has closed connection")); - } finally { - close(); - } + if (!connected) { + deliver(new IOException("Not connected")); + return; + } + + final byte[] lbuf = new byte[4]; + OtpInputStream ibuf; + OtpErlangObject traceobj; + int len; + final byte[] tock = { 0, 0, 0, 0 }; + + try { + receive_loop: while (!done) { + // don't return until we get a real message + // or a failure of some kind (e.g. EXIT) + // read length and read buffer must be atomic! + do { + // read 4 bytes - get length of incoming packet + // socket.getInputStream().read(lbuf); + readSock(socket, lbuf); + ibuf = new OtpInputStream(lbuf, flags); + len = ibuf.read4BE(); + + // received tick? send tock! + if (len == 0) { + synchronized (this) { + socket.getOutputStream().write(tock); + } + } + + } while (len == 0); // tick_loop + + // got a real message (maybe) - read len bytes + final byte[] tmpbuf = new byte[len]; + // i = socket.getInputStream().read(tmpbuf); + readSock(socket, tmpbuf); + ibuf.close(); + ibuf = new OtpInputStream(tmpbuf, flags); + + if (ibuf.read1() != passThrough) { + break receive_loop; + } + + // got a real message (really) + OtpErlangObject reason = null; + OtpErlangAtom cookie = null; + OtpErlangObject tmp = null; + OtpErlangTuple head = null; + OtpErlangAtom toName; + OtpErlangPid to; + OtpErlangPid from; + int tag; + + // decode the header + tmp = ibuf.read_any(); + if (!(tmp instanceof OtpErlangTuple)) { + break receive_loop; + } + + head = (OtpErlangTuple) tmp; + if (!(head.elementAt(0) instanceof OtpErlangLong)) { + break receive_loop; + } + + // lets see what kind of message this is + tag = (int) ((OtpErlangLong) head.elementAt(0)).longValue(); + + switch (tag) { + case sendTag: // { SEND, Cookie, ToPid } + case sendTTTag: // { SEND, Cookie, ToPid, TraceToken } + if (!cookieOk) { + // we only check this once, he can send us bad cookies + // later if he likes + if (!(head.elementAt(1) instanceof OtpErlangAtom)) { + break receive_loop; + } + cookie = (OtpErlangAtom) head.elementAt(1); + if (sendCookie) { + if (!cookie.atomValue().equals(localNode.cookie())) { + cookieError(localNode, cookie); + } + } else { + if (!cookie.atomValue().equals("")) { + cookieError(localNode, cookie); + } + } + cookieOk = true; + } + + if (traceLevel >= sendThreshold) { + System.out.println("<- " + headerType(head) + " " + + head); + + /* show received payload too */ + ibuf.mark(0); + traceobj = ibuf.read_any(); + + if (traceobj != null) { + System.out.println(" " + traceobj); + } else { + System.out.println(" (null)"); + } + ibuf.reset(); + } + + to = (OtpErlangPid) head.elementAt(2); + + deliver(new OtpMsg(to, ibuf)); + break; + + case regSendTag: // { REG_SEND, FromPid, Cookie, ToName } + case regSendTTTag: // { REG_SEND, FromPid, Cookie, ToName, + // TraceToken } + if (!cookieOk) { + // we only check this once, he can send us bad cookies + // later if he likes + if (!(head.elementAt(2) instanceof OtpErlangAtom)) { + break receive_loop; + } + cookie = (OtpErlangAtom) head.elementAt(2); + if (sendCookie) { + if (!cookie.atomValue().equals(localNode.cookie())) { + cookieError(localNode, cookie); + } + } else { + if (!cookie.atomValue().equals("")) { + cookieError(localNode, cookie); + } + } + cookieOk = true; + } + + if (traceLevel >= sendThreshold) { + System.out.println("<- " + headerType(head) + " " + + head); + + /* show received payload too */ + ibuf.mark(0); + traceobj = ibuf.read_any(); + + if (traceobj != null) { + System.out.println(" " + traceobj); + } else { + System.out.println(" (null)"); + } + ibuf.reset(); + } + + from = (OtpErlangPid) head.elementAt(1); + toName = (OtpErlangAtom) head.elementAt(3); + + deliver(new OtpMsg(from, toName.atomValue(), ibuf)); + break; + + case exitTag: // { EXIT, FromPid, ToPid, Reason } + case exit2Tag: // { EXIT2, FromPid, ToPid, Reason } + if (head.elementAt(3) == null) { + break receive_loop; + } + if (traceLevel >= ctrlThreshold) { + System.out.println("<- " + headerType(head) + " " + + head); + } + + from = (OtpErlangPid) head.elementAt(1); + to = (OtpErlangPid) head.elementAt(2); + reason = head.elementAt(3); + + deliver(new OtpMsg(tag, from, to, reason)); + break; + + case exitTTTag: // { EXIT, FromPid, ToPid, TraceToken, Reason } + case exit2TTTag: // { EXIT2, FromPid, ToPid, TraceToken, + // Reason + // } + // as above, but bifferent element number + if (head.elementAt(4) == null) { + break receive_loop; + } + if (traceLevel >= ctrlThreshold) { + System.out.println("<- " + headerType(head) + " " + + head); + } + + from = (OtpErlangPid) head.elementAt(1); + to = (OtpErlangPid) head.elementAt(2); + reason = head.elementAt(4); + + deliver(new OtpMsg(tag, from, to, reason)); + break; + + case linkTag: // { LINK, FromPid, ToPid} + case unlinkTag: // { UNLINK, FromPid, ToPid} + if (traceLevel >= ctrlThreshold) { + System.out.println("<- " + headerType(head) + " " + + head); + } + + from = (OtpErlangPid) head.elementAt(1); + to = (OtpErlangPid) head.elementAt(2); + + deliver(new OtpMsg(tag, from, to)); + break; + + // absolutely no idea what to do with these, so we ignore + // them... + case groupLeaderTag: // { GROUPLEADER, FromPid, ToPid} + // (just show trace) + if (traceLevel >= ctrlThreshold) { + System.out.println("<- " + headerType(head) + " " + + head); + } + break; + + default: + // garbage? + break receive_loop; + } + } // end receive_loop + + // this section reachable only with break + // we have received garbage from peer + deliver(new OtpErlangExit("Remote is sending garbage")); + + } // try + + catch (final OtpAuthException e) { + deliver(e); + } catch (final OtpErlangDecodeException e) { + deliver(new OtpErlangExit("Remote is sending garbage")); + } catch (final IOException e) { + deliver(new OtpErlangExit("Remote has closed connection")); + } finally { + close(); + } } /** @@ -739,7 +739,7 @@ public abstract class AbstractConnection extends Thread { * Set the trace level for this connection. Normally tracing is off by * default unless System property OtpConnection.trace was set. * </p> - * + * * <p> * The following levels are valid: 0 turns off tracing completely, 1 shows * ordinary send and receive messages, 2 shows control messages such as link @@ -747,632 +747,640 @@ public abstract class AbstractConnection extends Thread { * communication with Epmd. Each level includes the information shown by the * lower ones. * </p> - * + * * @param level * the level to set. - * + * * @return the previous trace level. */ - public int setTraceLevel(int level) { - final int oldLevel = traceLevel; + public int setTraceLevel(final int level) { + final int oldLevel = traceLevel; - // pin the value - int theLevel = level; - if (level < 0) { - theLevel = 0; - } else if (level > 4) { - theLevel = 4; - } + // pin the value + int theLevel = level; + if (level < 0) { + theLevel = 0; + } else if (level > 4) { + theLevel = 4; + } - traceLevel = theLevel; + traceLevel = theLevel; - return oldLevel; + return oldLevel; } /** * Get the trace level for this connection. - * + * * @return the current trace level. */ public int getTraceLevel() { - return traceLevel; + return traceLevel; } /** * Close the connection to the remote node. */ public void close() { - done = true; - connected = false; - synchronized (this) { - try { - if (socket != null) { - if (traceLevel >= ctrlThreshold) { - System.out.println("-> CLOSE"); - } - socket.close(); - } - } catch (final IOException e) { /* ignore socket close errors */ - } finally { - socket = null; - } - } + done = true; + connected = false; + synchronized (this) { + try { + if (socket != null) { + if (traceLevel >= ctrlThreshold) { + System.out.println("-> CLOSE"); + } + socket.close(); + } + } catch (final IOException e) { /* ignore socket close errors */ + } finally { + socket = null; + } + } } @Override protected void finalize() { - close(); + close(); } /** * Determine if the connection is still alive. Note that this method only * reports the status of the connection, and that it is possible that there * are unread messages waiting in the receive queue. - * + * * @return true if the connection is alive. */ public boolean isConnected() { - return connected; + return connected; } // used by send and send_reg (message types with payload) protected synchronized void do_send(final OtpOutputStream header, - final OtpOutputStream payload) throws IOException { - try { - if (traceLevel >= sendThreshold) { - // Need to decode header and output buffer to show trace - // message! - // First make OtpInputStream, then decode. - try { - final OtpErlangObject h = header.getOtpInputStream(5) - .read_any(); - System.out.println("-> " + headerType(h) + " " + h); - - OtpErlangObject o = payload.getOtpInputStream(0).read_any(); - System.out.println(" " + o); - o = null; - } catch (final OtpErlangDecodeException e) { - System.out.println(" " + "can't decode output buffer:" - + e); - } - } - - header.writeTo(socket.getOutputStream()); - payload.writeTo(socket.getOutputStream()); - } catch (final IOException e) { - close(); - throw e; - } + final OtpOutputStream payload) throws IOException { + try { + if (traceLevel >= sendThreshold) { + // Need to decode header and output buffer to show trace + // message! + // First make OtpInputStream, then decode. + try { + final OtpErlangObject h = header.getOtpInputStream(5) + .read_any(); + System.out.println("-> " + headerType(h) + " " + h); + + OtpErlangObject o = payload.getOtpInputStream(0).read_any(); + System.out.println(" " + o); + o = null; + } catch (final OtpErlangDecodeException e) { + System.out.println(" " + "can't decode output buffer:" + + e); + } + } + + header.writeTo(socket.getOutputStream()); + payload.writeTo(socket.getOutputStream()); + } catch (final IOException e) { + close(); + throw e; + } } // used by the other message types protected synchronized void do_send(final OtpOutputStream header) - throws IOException { - try { - if (traceLevel >= ctrlThreshold) { - try { - final OtpErlangObject h = header.getOtpInputStream(5) - .read_any(); - System.out.println("-> " + headerType(h) + " " + h); - } catch (final OtpErlangDecodeException e) { - System.out.println(" " + "can't decode output buffer: " - + e); - } - } - header.writeTo(socket.getOutputStream()); - } catch (final IOException e) { - close(); - throw e; - } + throws IOException { + try { + if (traceLevel >= ctrlThreshold) { + try { + final OtpErlangObject h = header.getOtpInputStream(5) + .read_any(); + System.out.println("-> " + headerType(h) + " " + h); + } catch (final OtpErlangDecodeException e) { + System.out.println(" " + "can't decode output buffer: " + + e); + } + } + header.writeTo(socket.getOutputStream()); + } catch (final IOException e) { + close(); + throw e; + } } protected String headerType(final OtpErlangObject h) { - int tag = -1; + int tag = -1; - if (h instanceof OtpErlangTuple) { - tag = (int) ((OtpErlangLong) ((OtpErlangTuple) h).elementAt(0)) - .longValue(); - } + if (h instanceof OtpErlangTuple) { + tag = (int) ((OtpErlangLong) ((OtpErlangTuple) h).elementAt(0)) + .longValue(); + } - switch (tag) { - case linkTag: - return "LINK"; + switch (tag) { + case linkTag: + return "LINK"; - case sendTag: - return "SEND"; + case sendTag: + return "SEND"; - case exitTag: - return "EXIT"; + case exitTag: + return "EXIT"; - case unlinkTag: - return "UNLINK"; + case unlinkTag: + return "UNLINK"; - case regSendTag: - return "REG_SEND"; + case regSendTag: + return "REG_SEND"; - case groupLeaderTag: - return "GROUP_LEADER"; + case groupLeaderTag: + return "GROUP_LEADER"; - case exit2Tag: - return "EXIT2"; + case exit2Tag: + return "EXIT2"; - case sendTTTag: - return "SEND_TT"; + case sendTTTag: + return "SEND_TT"; - case exitTTTag: - return "EXIT_TT"; + case exitTTTag: + return "EXIT_TT"; - case regSendTTTag: - return "REG_SEND_TT"; + case regSendTTTag: + return "REG_SEND_TT"; - case exit2TTTag: - return "EXIT2_TT"; - } + case exit2TTTag: + return "EXIT2_TT"; + } - return "(unknown type)"; + return "(unknown type)"; } /* this method now throws exception if we don't get full read */ protected int readSock(final Socket s, final byte[] b) throws IOException { - int got = 0; - final int len = b.length; - int i; - - synchronized (this) { - if (s == null) { - throw new IOException("expected " + len - + " bytes, socket was closed"); - } - } - - while (got < len) { - i = s.getInputStream().read(b, got, len - got); - - if (i < 0) { - throw new IOException("expected " + len - + " bytes, got EOF after " + got + " bytes"); - } else if (i == 0 && len != 0) { - /* - * This is a corner case. According to - * http://java.sun.com/j2se/1.4.2/docs/api/ class InputStream - * is.read(,,l) can only return 0 if l==0. In other words it - * should not happen, but apparently did. - */ - throw new IOException("Remote connection closed"); - } else { - got += i; - } - } - return got; + int got = 0; + final int len = b.length; + int i; + + synchronized (this) { + if (s == null) { + throw new IOException("expected " + len + + " bytes, socket was closed"); + } + } + + while (got < len) { + i = s.getInputStream().read(b, got, len - got); + + if (i < 0) { + throw new IOException("expected " + len + + " bytes, got EOF after " + got + " bytes"); + } else if (i == 0 && len != 0) { + /* + * This is a corner case. According to + * http://java.sun.com/j2se/1.4.2/docs/api/ class InputStream + * is.read(,,l) can only return 0 if l==0. In other words it + * should not happen, but apparently did. + */ + throw new IOException("Remote connection closed"); + } else { + got += i; + } + } + return got; } protected void doAccept() throws IOException, OtpAuthException { - try { - sendStatus("ok"); - final int our_challenge = genChallenge(); - sendChallenge(peer.distChoose, localNode.flags, our_challenge); - final int her_challenge = recvChallengeReply(our_challenge); - final byte[] our_digest = genDigest(her_challenge, localNode.cookie()); - sendChallengeAck(our_digest); - connected = true; - cookieOk = true; - sendCookie = false; - } catch (final IOException ie) { - close(); - throw ie; - } catch (final OtpAuthException ae) { - close(); - throw ae; - } catch (final Exception e) { - final String nn = peer.node(); - close(); - IOException ioe = new IOException("Error accepting connection from " + nn); - ioe.initCause(e); - throw ioe; - } - if (traceLevel >= handshakeThreshold) { - System.out.println("<- MD5 ACCEPTED " + peer.host()); - } + try { + sendStatus("ok"); + final int our_challenge = genChallenge(); + sendChallenge(peer.distChoose, localNode.flags, our_challenge); + final int her_challenge = recvChallengeReply(our_challenge); + final byte[] our_digest = genDigest(her_challenge, + localNode.cookie()); + sendChallengeAck(our_digest); + connected = true; + cookieOk = true; + sendCookie = false; + } catch (final IOException ie) { + close(); + throw ie; + } catch (final OtpAuthException ae) { + close(); + throw ae; + } catch (final Exception e) { + final String nn = peer.node(); + close(); + final IOException ioe = new IOException( + "Error accepting connection from " + nn); + ioe.initCause(e); + throw ioe; + } + if (traceLevel >= handshakeThreshold) { + System.out.println("<- MD5 ACCEPTED " + peer.host()); + } } protected void doConnect(final int port) throws IOException, - OtpAuthException { - try { - socket = new Socket(peer.host(), port); - socket.setTcpNoDelay(true); - - if (traceLevel >= handshakeThreshold) { - System.out.println("-> MD5 CONNECT TO " + peer.host() + ":" - + port); - } - sendName(peer.distChoose, localNode.flags); - recvStatus(); - final int her_challenge = recvChallenge(); - final byte[] our_digest = genDigest(her_challenge, localNode.cookie()); - final int our_challenge = genChallenge(); - sendChallengeReply(our_challenge, our_digest); - recvChallengeAck(our_challenge); - cookieOk = true; - sendCookie = false; - } catch (final OtpAuthException ae) { - close(); - throw ae; - } catch (final Exception e) { - close(); - IOException ioe = new IOException("Cannot connect to peer node"); - ioe.initCause(e); - throw ioe; - } + OtpAuthException { + try { + socket = new Socket(peer.host(), port); + socket.setTcpNoDelay(true); + + if (traceLevel >= handshakeThreshold) { + System.out.println("-> MD5 CONNECT TO " + peer.host() + ":" + + port); + } + sendName(peer.distChoose, localNode.flags); + recvStatus(); + final int her_challenge = recvChallenge(); + final byte[] our_digest = genDigest(her_challenge, + localNode.cookie()); + final int our_challenge = genChallenge(); + sendChallengeReply(our_challenge, our_digest); + recvChallengeAck(our_challenge); + cookieOk = true; + sendCookie = false; + } catch (final OtpAuthException ae) { + close(); + throw ae; + } catch (final Exception e) { + close(); + final IOException ioe = new IOException( + "Cannot connect to peer node"); + ioe.initCause(e); + throw ioe; + } } // This is nooo good as a challenge, // XXX fix me. static protected int genChallenge() { - return random.nextInt(); + return random.nextInt(); } // Used to debug print a message digest static String hex0(final byte x) { - final char tab[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', - 'a', 'b', 'c', 'd', 'e', 'f' }; - int uint; - if (x < 0) { - uint = x & 0x7F; - uint |= 1 << 7; - } else { - uint = x; - } - return "" + tab[uint >>> 4] + tab[uint & 0xF]; + final char tab[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', + 'a', 'b', 'c', 'd', 'e', 'f' }; + int uint; + if (x < 0) { + uint = x & 0x7F; + uint |= 1 << 7; + } else { + uint = x; + } + return "" + tab[uint >>> 4] + tab[uint & 0xF]; } static String hex(final byte[] b) { - final StringBuffer sb = new StringBuffer(); - try { - int i; - for (i = 0; i < b.length; ++i) { - sb.append(hex0(b[i])); - } - } catch (final Exception e) { - // Debug function, ignore errors. - } - return sb.toString(); + final StringBuffer sb = new StringBuffer(); + try { + int i; + for (i = 0; i < b.length; ++i) { + sb.append(hex0(b[i])); + } + } catch (final Exception e) { + // Debug function, ignore errors. + } + return sb.toString(); } protected byte[] genDigest(final int challenge, final String cookie) { - int i; - long ch2; - - if (challenge < 0) { - ch2 = 1L << 31; - ch2 |= challenge & 0x7FFFFFFF; - } else { - ch2 = challenge; - } - final OtpMD5 context = new OtpMD5(); - context.update(cookie); - context.update("" + ch2); - - final int[] tmp = context.final_bytes(); - final byte[] res = new byte[tmp.length]; - for (i = 0; i < tmp.length; ++i) { - res[i] = (byte) (tmp[i] & 0xFF); - } - return res; + int i; + long ch2; + + if (challenge < 0) { + ch2 = 1L << 31; + ch2 |= challenge & 0x7FFFFFFF; + } else { + ch2 = challenge; + } + final OtpMD5 context = new OtpMD5(); + context.update(cookie); + context.update("" + ch2); + + final int[] tmp = context.final_bytes(); + final byte[] res = new byte[tmp.length]; + for (i = 0; i < tmp.length; ++i) { + res[i] = (byte) (tmp[i] & 0xFF); + } + return res; } - protected void sendName(final int dist, final int aflags) throws IOException { + protected void sendName(final int dist, final int aflags) + throws IOException { - @SuppressWarnings("resource") - final OtpOutputStream obuf = new OtpOutputStream(); - final String str = localNode.node(); - obuf.write2BE(str.length() + 7); // 7 bytes + nodename - obuf.write1(AbstractNode.NTYPE_R6); - obuf.write2BE(dist); - obuf.write4BE(aflags); - obuf.write(str.getBytes()); - - obuf.writeTo(socket.getOutputStream()); - - if (traceLevel >= handshakeThreshold) { - System.out.println("-> " + "HANDSHAKE sendName" + " flags=" + aflags - + " dist=" + dist + " local=" + localNode); - } + @SuppressWarnings("resource") + final OtpOutputStream obuf = new OtpOutputStream(); + final String str = localNode.node(); + obuf.write2BE(str.length() + 7); // 7 bytes + nodename + obuf.write1(AbstractNode.NTYPE_R6); + obuf.write2BE(dist); + obuf.write4BE(aflags); + obuf.write(str.getBytes()); + + obuf.writeTo(socket.getOutputStream()); + + if (traceLevel >= handshakeThreshold) { + System.out.println("-> " + "HANDSHAKE sendName" + " flags=" + + aflags + " dist=" + dist + " local=" + localNode); + } } protected void sendChallenge(final int dist, final int aflags, - final int challenge) throws IOException { + final int challenge) throws IOException { - @SuppressWarnings("resource") - final OtpOutputStream obuf = new OtpOutputStream(); - final String str = localNode.node(); - obuf.write2BE(str.length() + 11); // 11 bytes + nodename - obuf.write1(AbstractNode.NTYPE_R6); - obuf.write2BE(dist); - obuf.write4BE(aflags); - obuf.write4BE(challenge); - obuf.write(str.getBytes()); - - obuf.writeTo(socket.getOutputStream()); - - if (traceLevel >= handshakeThreshold) { - System.out.println("-> " + "HANDSHAKE sendChallenge" + " flags=" - + aflags + " dist=" + dist + " challenge=" + challenge - + " local=" + localNode); - } + @SuppressWarnings("resource") + final OtpOutputStream obuf = new OtpOutputStream(); + final String str = localNode.node(); + obuf.write2BE(str.length() + 11); // 11 bytes + nodename + obuf.write1(AbstractNode.NTYPE_R6); + obuf.write2BE(dist); + obuf.write4BE(aflags); + obuf.write4BE(challenge); + obuf.write(str.getBytes()); + + obuf.writeTo(socket.getOutputStream()); + + if (traceLevel >= handshakeThreshold) { + System.out.println("-> " + "HANDSHAKE sendChallenge" + " flags=" + + aflags + " dist=" + dist + " challenge=" + challenge + + " local=" + localNode); + } } protected byte[] read2BytePackage() throws IOException, - OtpErlangDecodeException { + OtpErlangDecodeException { - final byte[] lbuf = new byte[2]; - byte[] tmpbuf; + final byte[] lbuf = new byte[2]; + byte[] tmpbuf; - readSock(socket, lbuf); - @SuppressWarnings("resource") - final OtpInputStream ibuf = new OtpInputStream(lbuf, 0); - final int len = ibuf.read2BE(); - tmpbuf = new byte[len]; - readSock(socket, tmpbuf); - return tmpbuf; + readSock(socket, lbuf); + @SuppressWarnings("resource") + final OtpInputStream ibuf = new OtpInputStream(lbuf, 0); + final int len = ibuf.read2BE(); + tmpbuf = new byte[len]; + readSock(socket, tmpbuf); + return tmpbuf; } protected void recvName(final OtpPeer apeer) throws IOException { - String hisname = ""; - - try { - final byte[] tmpbuf = read2BytePackage(); - @SuppressWarnings("resource") - final OtpInputStream ibuf = new OtpInputStream(tmpbuf, 0); - byte[] tmpname; - final int len = tmpbuf.length; - apeer.ntype = ibuf.read1(); - if (apeer.ntype != AbstractNode.NTYPE_R6) { - throw new IOException("Unknown remote node type"); - } - apeer.distLow = apeer.distHigh = ibuf.read2BE(); - if (apeer.distLow < 5) { - throw new IOException("Unknown remote node type"); - } - apeer.flags = ibuf.read4BE(); - tmpname = new byte[len - 7]; - ibuf.readN(tmpname); - hisname = OtpErlangString.newString(tmpname); - // Set the old nodetype parameter to indicate hidden/normal status - // When the old handshake is removed, the ntype should also be. - if ((apeer.flags & AbstractNode.dFlagPublished) != 0) { - apeer.ntype = AbstractNode.NTYPE_R4_ERLANG; - } else { - apeer.ntype = AbstractNode.NTYPE_R4_HIDDEN; - } - - if ((apeer.flags & AbstractNode.dFlagExtendedReferences) == 0) { - throw new IOException( - "Handshake failed - peer cannot handle extended references"); - } - - if ((apeer.flags & AbstractNode.dFlagExtendedPidsPorts) == 0) { - throw new IOException( - "Handshake failed - peer cannot handle extended pids and ports"); - } - - } catch (final OtpErlangDecodeException e) { - throw new IOException("Handshake failed - not enough data"); - } - - final int i = hisname.indexOf('@', 0); - apeer.node = hisname; - apeer.alive = hisname.substring(0, i); - apeer.host = hisname.substring(i + 1, hisname.length()); - - if (traceLevel >= handshakeThreshold) { - System.out.println("<- " + "HANDSHAKE" + " ntype=" + apeer.ntype - + " dist=" + apeer.distHigh + " remote=" + apeer); - } + String hisname = ""; + + try { + final byte[] tmpbuf = read2BytePackage(); + @SuppressWarnings("resource") + final OtpInputStream ibuf = new OtpInputStream(tmpbuf, 0); + byte[] tmpname; + final int len = tmpbuf.length; + apeer.ntype = ibuf.read1(); + if (apeer.ntype != AbstractNode.NTYPE_R6) { + throw new IOException("Unknown remote node type"); + } + apeer.distLow = apeer.distHigh = ibuf.read2BE(); + if (apeer.distLow < 5) { + throw new IOException("Unknown remote node type"); + } + apeer.flags = ibuf.read4BE(); + tmpname = new byte[len - 7]; + ibuf.readN(tmpname); + hisname = OtpErlangString.newString(tmpname); + // Set the old nodetype parameter to indicate hidden/normal status + // When the old handshake is removed, the ntype should also be. + if ((apeer.flags & AbstractNode.dFlagPublished) != 0) { + apeer.ntype = AbstractNode.NTYPE_R4_ERLANG; + } else { + apeer.ntype = AbstractNode.NTYPE_R4_HIDDEN; + } + + if ((apeer.flags & AbstractNode.dFlagExtendedReferences) == 0) { + throw new IOException( + "Handshake failed - peer cannot handle extended references"); + } + + if ((apeer.flags & AbstractNode.dFlagExtendedPidsPorts) == 0) { + throw new IOException( + "Handshake failed - peer cannot handle extended pids and ports"); + } + + } catch (final OtpErlangDecodeException e) { + throw new IOException("Handshake failed - not enough data"); + } + + final int i = hisname.indexOf('@', 0); + apeer.node = hisname; + apeer.alive = hisname.substring(0, i); + apeer.host = hisname.substring(i + 1, hisname.length()); + + if (traceLevel >= handshakeThreshold) { + System.out.println("<- " + "HANDSHAKE" + " ntype=" + apeer.ntype + + " dist=" + apeer.distHigh + " remote=" + apeer); + } } protected int recvChallenge() throws IOException { - int challenge; - - try { - final byte[] buf = read2BytePackage(); - @SuppressWarnings("resource") - final OtpInputStream ibuf = new OtpInputStream(buf, 0); - peer.ntype = ibuf.read1(); - if (peer.ntype != AbstractNode.NTYPE_R6) { - throw new IOException("Unexpected peer type"); - } - peer.distLow = peer.distHigh = ibuf.read2BE(); - peer.flags = ibuf.read4BE(); - challenge = ibuf.read4BE(); - final byte[] tmpname = new byte[buf.length - 11]; - ibuf.readN(tmpname); - final String hisname = OtpErlangString.newString(tmpname); - if (!hisname.equals(peer.node)) { - throw new IOException( - "Handshake failed - peer has wrong name: " + hisname); - } - - if ((peer.flags & AbstractNode.dFlagExtendedReferences) == 0) { - throw new IOException( - "Handshake failed - peer cannot handle extended references"); - } - - if ((peer.flags & AbstractNode.dFlagExtendedPidsPorts) == 0) { - throw new IOException( - "Handshake failed - peer cannot handle extended pids and ports"); - } - - } catch (final OtpErlangDecodeException e) { - throw new IOException("Handshake failed - not enough data"); - } - - if (traceLevel >= handshakeThreshold) { - System.out.println("<- " + "HANDSHAKE recvChallenge" + " from=" - + peer.node + " challenge=" + challenge + " local=" + localNode); - } - - return challenge; + int challenge; + + try { + final byte[] buf = read2BytePackage(); + @SuppressWarnings("resource") + final OtpInputStream ibuf = new OtpInputStream(buf, 0); + peer.ntype = ibuf.read1(); + if (peer.ntype != AbstractNode.NTYPE_R6) { + throw new IOException("Unexpected peer type"); + } + peer.distLow = peer.distHigh = ibuf.read2BE(); + peer.flags = ibuf.read4BE(); + challenge = ibuf.read4BE(); + final byte[] tmpname = new byte[buf.length - 11]; + ibuf.readN(tmpname); + final String hisname = OtpErlangString.newString(tmpname); + if (!hisname.equals(peer.node)) { + throw new IOException( + "Handshake failed - peer has wrong name: " + hisname); + } + + if ((peer.flags & AbstractNode.dFlagExtendedReferences) == 0) { + throw new IOException( + "Handshake failed - peer cannot handle extended references"); + } + + if ((peer.flags & AbstractNode.dFlagExtendedPidsPorts) == 0) { + throw new IOException( + "Handshake failed - peer cannot handle extended pids and ports"); + } + + } catch (final OtpErlangDecodeException e) { + throw new IOException("Handshake failed - not enough data"); + } + + if (traceLevel >= handshakeThreshold) { + System.out.println("<- " + "HANDSHAKE recvChallenge" + " from=" + + peer.node + " challenge=" + challenge + " local=" + + localNode); + } + + return challenge; } protected void sendChallengeReply(final int challenge, final byte[] digest) - throws IOException { + throws IOException { - @SuppressWarnings("resource") - final OtpOutputStream obuf = new OtpOutputStream(); - obuf.write2BE(21); - obuf.write1(ChallengeReply); - obuf.write4BE(challenge); - obuf.write(digest); - obuf.writeTo(socket.getOutputStream()); - - if (traceLevel >= handshakeThreshold) { - System.out.println("-> " + "HANDSHAKE sendChallengeReply" - + " challenge=" + challenge + " digest=" + hex(digest) - + " local=" + localNode); - } + @SuppressWarnings("resource") + final OtpOutputStream obuf = new OtpOutputStream(); + obuf.write2BE(21); + obuf.write1(ChallengeReply); + obuf.write4BE(challenge); + obuf.write(digest); + obuf.writeTo(socket.getOutputStream()); + + if (traceLevel >= handshakeThreshold) { + System.out.println("-> " + "HANDSHAKE sendChallengeReply" + + " challenge=" + challenge + " digest=" + hex(digest) + + " local=" + localNode); + } } // Would use Array.equals in newer JDK... private boolean digests_equals(final byte[] a, final byte[] b) { - int i; - for (i = 0; i < 16; ++i) { - if (a[i] != b[i]) { - return false; - } - } - return true; + int i; + for (i = 0; i < 16; ++i) { + if (a[i] != b[i]) { + return false; + } + } + return true; } protected int recvChallengeReply(final int our_challenge) - throws IOException, OtpAuthException { - - int challenge; - final byte[] her_digest = new byte[16]; - - try { - final byte[] buf = read2BytePackage(); - @SuppressWarnings("resource") - final OtpInputStream ibuf = new OtpInputStream(buf, 0); - final int tag = ibuf.read1(); - if (tag != ChallengeReply) { - throw new IOException("Handshake protocol error"); - } - challenge = ibuf.read4BE(); - ibuf.readN(her_digest); - final byte[] our_digest = genDigest(our_challenge, localNode.cookie()); - if (!digests_equals(her_digest, our_digest)) { - throw new OtpAuthException("Peer authentication error."); - } - } catch (final OtpErlangDecodeException e) { - throw new IOException("Handshake failed - not enough data"); - } - - if (traceLevel >= handshakeThreshold) { - System.out.println("<- " + "HANDSHAKE recvChallengeReply" - + " from=" + peer.node + " challenge=" + challenge - + " digest=" + hex(her_digest) + " local=" + localNode); - } - - return challenge; + throws IOException, OtpAuthException { + + int challenge; + final byte[] her_digest = new byte[16]; + + try { + final byte[] buf = read2BytePackage(); + @SuppressWarnings("resource") + final OtpInputStream ibuf = new OtpInputStream(buf, 0); + final int tag = ibuf.read1(); + if (tag != ChallengeReply) { + throw new IOException("Handshake protocol error"); + } + challenge = ibuf.read4BE(); + ibuf.readN(her_digest); + final byte[] our_digest = genDigest(our_challenge, + localNode.cookie()); + if (!digests_equals(her_digest, our_digest)) { + throw new OtpAuthException("Peer authentication error."); + } + } catch (final OtpErlangDecodeException e) { + throw new IOException("Handshake failed - not enough data"); + } + + if (traceLevel >= handshakeThreshold) { + System.out.println("<- " + "HANDSHAKE recvChallengeReply" + + " from=" + peer.node + " challenge=" + challenge + + " digest=" + hex(her_digest) + " local=" + localNode); + } + + return challenge; } protected void sendChallengeAck(final byte[] digest) throws IOException { - @SuppressWarnings("resource") - final OtpOutputStream obuf = new OtpOutputStream(); - obuf.write2BE(17); - obuf.write1(ChallengeAck); - obuf.write(digest); + @SuppressWarnings("resource") + final OtpOutputStream obuf = new OtpOutputStream(); + obuf.write2BE(17); + obuf.write1(ChallengeAck); + obuf.write(digest); - obuf.writeTo(socket.getOutputStream()); + obuf.writeTo(socket.getOutputStream()); - if (traceLevel >= handshakeThreshold) { - System.out.println("-> " + "HANDSHAKE sendChallengeAck" - + " digest=" + hex(digest) + " local=" + localNode); - } + if (traceLevel >= handshakeThreshold) { + System.out.println("-> " + "HANDSHAKE sendChallengeAck" + + " digest=" + hex(digest) + " local=" + localNode); + } } protected void recvChallengeAck(final int our_challenge) - throws IOException, OtpAuthException { - - final byte[] her_digest = new byte[16]; - try { - final byte[] buf = read2BytePackage(); - @SuppressWarnings("resource") - final OtpInputStream ibuf = new OtpInputStream(buf, 0); - final int tag = ibuf.read1(); - if (tag != ChallengeAck) { - throw new IOException("Handshake protocol error"); - } - ibuf.readN(her_digest); - final byte[] our_digest = genDigest(our_challenge, localNode.cookie()); - if (!digests_equals(her_digest, our_digest)) { - throw new OtpAuthException("Peer authentication error."); - } - } catch (final OtpErlangDecodeException e) { - throw new IOException("Handshake failed - not enough data"); - } catch (final Exception e) { - throw new OtpAuthException("Peer authentication error."); - } - - if (traceLevel >= handshakeThreshold) { - System.out.println("<- " + "HANDSHAKE recvChallengeAck" + " from=" - + peer.node + " digest=" + hex(her_digest) + " local=" - + localNode); - } + throws IOException, OtpAuthException { + + final byte[] her_digest = new byte[16]; + try { + final byte[] buf = read2BytePackage(); + @SuppressWarnings("resource") + final OtpInputStream ibuf = new OtpInputStream(buf, 0); + final int tag = ibuf.read1(); + if (tag != ChallengeAck) { + throw new IOException("Handshake protocol error"); + } + ibuf.readN(her_digest); + final byte[] our_digest = genDigest(our_challenge, + localNode.cookie()); + if (!digests_equals(her_digest, our_digest)) { + throw new OtpAuthException("Peer authentication error."); + } + } catch (final OtpErlangDecodeException e) { + throw new IOException("Handshake failed - not enough data"); + } catch (final Exception e) { + throw new OtpAuthException("Peer authentication error."); + } + + if (traceLevel >= handshakeThreshold) { + System.out.println("<- " + "HANDSHAKE recvChallengeAck" + " from=" + + peer.node + " digest=" + hex(her_digest) + " local=" + + localNode); + } } protected void sendStatus(final String status) throws IOException { - @SuppressWarnings("resource") - final OtpOutputStream obuf = new OtpOutputStream(); - obuf.write2BE(status.length() + 1); - obuf.write1(ChallengeStatus); - obuf.write(status.getBytes()); + @SuppressWarnings("resource") + final OtpOutputStream obuf = new OtpOutputStream(); + obuf.write2BE(status.length() + 1); + obuf.write1(ChallengeStatus); + obuf.write(status.getBytes()); - obuf.writeTo(socket.getOutputStream()); + obuf.writeTo(socket.getOutputStream()); - if (traceLevel >= handshakeThreshold) { - System.out.println("-> " + "HANDSHAKE sendStatus" + " status=" - + status + " local=" + localNode); - } + if (traceLevel >= handshakeThreshold) { + System.out.println("-> " + "HANDSHAKE sendStatus" + " status=" + + status + " local=" + localNode); + } } protected void recvStatus() throws IOException { - try { - final byte[] buf = read2BytePackage(); - @SuppressWarnings("resource") - final OtpInputStream ibuf = new OtpInputStream(buf, 0); - final int tag = ibuf.read1(); - if (tag != ChallengeStatus) { - throw new IOException("Handshake protocol error"); - } - final byte[] tmpbuf = new byte[buf.length - 1]; - ibuf.readN(tmpbuf); - final String status = OtpErlangString.newString(tmpbuf); - - if (status.compareTo("ok") != 0) { - throw new IOException("Peer replied with status '" + status - + "' instead of 'ok'"); - } - } catch (final OtpErlangDecodeException e) { - throw new IOException("Handshake failed - not enough data"); - } - if (traceLevel >= handshakeThreshold) { - System.out.println("<- " + "HANDSHAKE recvStatus (ok)" + " local=" - + localNode); - } + try { + final byte[] buf = read2BytePackage(); + @SuppressWarnings("resource") + final OtpInputStream ibuf = new OtpInputStream(buf, 0); + final int tag = ibuf.read1(); + if (tag != ChallengeStatus) { + throw new IOException("Handshake protocol error"); + } + final byte[] tmpbuf = new byte[buf.length - 1]; + ibuf.readN(tmpbuf); + final String status = OtpErlangString.newString(tmpbuf); + + if (status.compareTo("ok") != 0) { + throw new IOException("Peer replied with status '" + status + + "' instead of 'ok'"); + } + } catch (final OtpErlangDecodeException e) { + throw new IOException("Handshake failed - not enough data"); + } + if (traceLevel >= handshakeThreshold) { + System.out.println("<- " + "HANDSHAKE recvStatus (ok)" + " local=" + + localNode); + } } public void setFlags(final int flags) { - this.flags = flags; + this.flags = flags; } public int getFlags() { - return flags; + return flags; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractNode.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractNode.java index 3bb1bbbd18..6f07d8171e 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractNode.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/AbstractNode.java @@ -1,20 +1,20 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2014. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * - * %CopyrightEnd% + * + * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -29,7 +29,7 @@ import java.net.UnknownHostException; * <p> * Represents an OTP node. * </p> - * + * * <p> * About nodenames: Erlang nodenames consist of two components, an alivename and * a hostname separated by '@'. Additionally, there are two nodename formats: @@ -40,7 +40,7 @@ import java.net.UnknownHostException; * however Jinterface makes no distinction. See the Erlang documentation for * more information about nodenames. * </p> - * + * * <p> * The constructors for the AbstractNode classes will create names exactly as * you provide them as long as the name contains '@'. If the string you provide @@ -48,7 +48,7 @@ import java.net.UnknownHostException; * host will be appended, resulting in a shortname. Nodenames longer than 255 * characters will be truncated without warning. * </p> - * + * * <p> * Upon initialization, this class attempts to read the file .erlang.cookie in * the user's home directory, and uses the trimmed first line of the file as the @@ -58,7 +58,7 @@ import java.net.UnknownHostException; * using the system property "user.home", which may not be automatically set on * all platforms. * </p> - * + * * <p> * Instances of this class cannot be created directly, use one of the subclasses * instead. @@ -100,50 +100,50 @@ public class AbstractNode { int distLow = 5; // Cannot talk to nodes before R6 int creation = 0; int flags = dFlagExtendedReferences | dFlagExtendedPidsPorts - | dFlagBitBinaries | dFlagNewFloats | dFlagFunTags - | dflagNewFunTags | dFlagUtf8Atoms | dFlagMapTag; + | dFlagBitBinaries | dFlagNewFloats | dFlagFunTags + | dflagNewFunTags | dFlagUtf8Atoms | dFlagMapTag; /* initialize hostname and default cookie */ static { - try { - localHost = InetAddress.getLocalHost().getHostName(); - /* - * Make sure it's a short name, i.e. strip of everything after first - * '.' - */ - final int dot = localHost.indexOf("."); - if (dot != -1) { - localHost = localHost.substring(0, dot); - } - } catch (final UnknownHostException e) { - localHost = "localhost"; - } + try { + localHost = InetAddress.getLocalHost().getHostName(); + /* + * Make sure it's a short name, i.e. strip of everything after first + * '.' + */ + final int dot = localHost.indexOf("."); + if (dot != -1) { + localHost = localHost.substring(0, dot); + } + } catch (final UnknownHostException e) { + localHost = "localhost"; + } - final String homeDir = getHomeDir(); - final String dotCookieFilename = homeDir + File.separator + final String homeDir = getHomeDir(); + final String dotCookieFilename = homeDir + File.separator + ".erlang.cookie"; - BufferedReader br = null; + BufferedReader br = null; - try { - final File dotCookieFile = new File(dotCookieFilename); + try { + final File dotCookieFile = new File(dotCookieFilename); - br = new BufferedReader(new FileReader(dotCookieFile)); - final String line = br.readLine(); - if (line == null) { - defaultCookie = ""; - } else { - defaultCookie = line.trim(); - } - } catch (final IOException e) { - defaultCookie = ""; - } finally { - try { - if (br != null) { - br.close(); - } - } catch (final IOException e) { - } - } + br = new BufferedReader(new FileReader(dotCookieFile)); + final String line = br.readLine(); + if (line == null) { + defaultCookie = ""; + } else { + defaultCookie = line.trim(); + } + } catch (final IOException e) { + defaultCookie = ""; + } finally { + try { + if (br != null) { + br.close(); + } + } catch (final IOException e) { + } + } } protected AbstractNode() { @@ -153,119 +153,119 @@ public class AbstractNode { * Create a node with the given name and the default cookie. */ protected AbstractNode(final String node) { - this(node, defaultCookie); + this(node, defaultCookie); } /** * Create a node with the given name and cookie. */ protected AbstractNode(final String name, final String cookie) { - this.cookie = cookie; + this.cookie = cookie; - final int i = name.indexOf('@', 0); - if (i < 0) { - alive = name; - host = localHost; - } else { - alive = name.substring(0, i); - host = name.substring(i + 1, name.length()); - } + final int i = name.indexOf('@', 0); + if (i < 0) { + alive = name; + host = localHost; + } else { + alive = name.substring(0, i); + host = name.substring(i + 1, name.length()); + } - if (alive.length() > 0xff) { - alive = alive.substring(0, 0xff); - } + if (alive.length() > 0xff) { + alive = alive.substring(0, 0xff); + } - node = alive + "@" + host; + node = alive + "@" + host; } /** * Get the name of this node. - * + * * @return the name of the node represented by this object. */ public String node() { - return node; + return node; } /** * Get the hostname part of the nodename. Nodenames are composed of two * parts, an alivename and a hostname, separated by '@'. This method returns * the part of the nodename following the '@'. - * + * * @return the hostname component of the nodename. */ public String host() { - return host; + return host; } /** * Get the alivename part of the hostname. Nodenames are composed of two * parts, an alivename and a hostname, separated by '@'. This method returns * the part of the nodename preceding the '@'. - * + * * @return the alivename component of the nodename. */ public String alive() { - return alive; + return alive; } /** * Get the authorization cookie used by this node. - * + * * @return the authorization cookie used by this node. */ public String cookie() { - return cookie; + return cookie; } // package scope int type() { - return ntype; + return ntype; } // package scope int distHigh() { - return distHigh; + return distHigh; } // package scope int distLow() { - return distLow; + return distLow; } // package scope: useless information? int proto() { - return proto; + return proto; } // package scope int creation() { - return creation; + return creation; } /** * Set the authorization cookie used by this node. - * + * * @return the previous authorization cookie used by this node. */ public String setCookie(final String cookie) { - final String prev = this.cookie; - this.cookie = cookie; - return prev; + final String prev = this.cookie; + this.cookie = cookie; + return prev; } @Override public String toString() { - return node(); + return node(); } private static String getHomeDir() { - final String home = System.getProperty("user.home"); - if (System.getProperty("os.name").toLowerCase().contains("windows")) { - final String drive = System.getenv("HOMEDRIVE"); - final String path = System.getenv("HOMEPATH"); - return (drive != null && path != null) ? drive + path : home; - } - return home; + final String home = System.getProperty("user.home"); + if (System.getProperty("os.name").toLowerCase().contains("windows")) { + final String drive = System.getenv("HOMEDRIVE"); + final String path = System.getenv("HOMEPATH"); + return drive != null && path != null ? drive + path : home; + } + return home; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/GenericQueue.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/GenericQueue.java index 80bb02f16c..8a66190e6f 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/GenericQueue.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/GenericQueue.java @@ -1,19 +1,19 @@ -/* +/* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -34,128 +34,128 @@ public class GenericQueue { private int count; private void init() { - head = null; - tail = null; - count = 0; + head = null; + tail = null; + count = 0; } /** Create an empty queue */ public GenericQueue() { - init(); - status = open; + init(); + status = open; } /** Clear a queue */ public void flush() { - init(); + init(); } public void close() { - status = closing; + status = closing; } /** * Add an object to the tail of the queue. - * + * * @param o - * Object to insert in the queue + * Object to insert in the queue */ public synchronized void put(final Object o) { - final Bucket b = new Bucket(o); - - if (tail != null) { - tail.setNext(b); - tail = b; - } else { - // queue was empty but has one element now - head = tail = b; - } - count++; - - // notify any waiting tasks - notify(); + final Bucket b = new Bucket(o); + + if (tail != null) { + tail.setNext(b); + tail = b; + } else { + // queue was empty but has one element now + head = tail = b; + } + count++; + + // notify any waiting tasks + notify(); } /** * Retrieve an object from the head of the queue, or block until one * arrives. - * + * * @return The object at the head of the queue. */ public synchronized Object get() { - Object o = null; - - while ((o = tryGet()) == null) { - try { - this.wait(); - } catch (final InterruptedException e) { - } - } - return o; + Object o = null; + + while ((o = tryGet()) == null) { + try { + this.wait(); + } catch (final InterruptedException e) { + } + } + return o; } /** * Retrieve an object from the head of the queue, blocking until one arrives * or until timeout occurs. - * + * * @param timeout - * Maximum time to block on queue, in ms. Use 0 to poll the - * queue. - * + * Maximum time to block on queue, in ms. Use 0 to poll the + * queue. + * * @exception InterruptedException - * if the operation times out. - * + * if the operation times out. + * * @return The object at the head of the queue, or null if none arrived in * time. */ public synchronized Object get(final long timeout) - throws InterruptedException { - if (status == closed) { - return null; - } - - long currentTime = System.currentTimeMillis(); - final long stopTime = currentTime + timeout; - Object o = null; - - while (true) { - if ((o = tryGet()) != null) { - return o; - } - - currentTime = System.currentTimeMillis(); - if (stopTime <= currentTime) { - throw new InterruptedException("Get operation timed out"); - } - - try { - this.wait(stopTime - currentTime); - } catch (final InterruptedException e) { - // ignore, but really should retry operation instead - } - } + throws InterruptedException { + if (status == closed) { + return null; + } + + long currentTime = System.currentTimeMillis(); + final long stopTime = currentTime + timeout; + Object o = null; + + while (true) { + if ((o = tryGet()) != null) { + return o; + } + + currentTime = System.currentTimeMillis(); + if (stopTime <= currentTime) { + throw new InterruptedException("Get operation timed out"); + } + + try { + this.wait(stopTime - currentTime); + } catch (final InterruptedException e) { + // ignore, but really should retry operation instead + } + } } // attempt to retrieve message from queue head public Object tryGet() { - Object o = null; + Object o = null; - if (head != null) { - o = head.getContents(); - head = head.getNext(); - count--; + if (head != null) { + o = head.getContents(); + head = head.getNext(); + count--; - if (head == null) { - tail = null; - count = 0; - } - } + if (head == null) { + tail = null; + count = 0; + } + } - return o; + return o; } public synchronized int getCount() { - return count; + return count; } /* @@ -163,24 +163,24 @@ public class GenericQueue { * The container holds the queued object and a reference to the next Bucket. */ class Bucket { - private Bucket next; - private final Object contents; + private Bucket next; + private final Object contents; - public Bucket(final Object o) { - next = null; - contents = o; - } + public Bucket(final Object o) { + next = null; + contents = o; + } - public void setNext(final Bucket newNext) { - next = newNext; - } + public void setNext(final Bucket newNext) { + next = newNext; + } - public Bucket getNext() { - return next; - } + public Bucket getNext() { + return next; + } - public Object getContents() { - return contents; - } + public Object getContents() { + return contents; + } } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/Link.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/Link.java index c8b4fcebde..33ba94e53f 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/Link.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/Link.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -25,34 +25,34 @@ class Link { private int hashCodeValue = 0; public Link(final OtpErlangPid local, final OtpErlangPid remote) { - this.local = local; - this.remote = remote; + this.local = local; + this.remote = remote; } public OtpErlangPid local() { - return local; + return local; } public OtpErlangPid remote() { - return remote; + return remote; } public boolean contains(final OtpErlangPid pid) { - return local.equals(pid) || remote.equals(pid); + return local.equals(pid) || remote.equals(pid); } public boolean equals(final OtpErlangPid alocal, final OtpErlangPid aremote) { - return local.equals(alocal) && remote.equals(aremote) - || local.equals(aremote) && remote.equals(alocal); + return local.equals(alocal) && remote.equals(aremote) + || local.equals(aremote) && remote.equals(alocal); } - + @Override public int hashCode() { - if (hashCodeValue == 0) { - OtpErlangObject.Hash hash = new OtpErlangObject.Hash(5); - hash.combine(local.hashCode() + remote.hashCode()); - hashCodeValue = hash.valueOf(); - } - return hashCodeValue; + if (hashCodeValue == 0) { + final OtpErlangObject.Hash hash = new OtpErlangObject.Hash(5); + hash.combine(local.hashCode() + remote.hashCode()); + hashCodeValue = hash.valueOf(); + } + return hashCodeValue; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/Links.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/Links.java index 0bb4a708a3..38517860ed 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/Links.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/Links.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -24,100 +24,100 @@ class Links { int count; Links() { - this(10); + this(10); } Links(final int initialSize) { - links = new Link[initialSize]; - count = 0; + links = new Link[initialSize]; + count = 0; } synchronized void addLink(final OtpErlangPid local, - final OtpErlangPid remote) { - if (find(local, remote) == -1) { - if (count >= links.length) { - final Link[] tmp = new Link[count * 2]; - System.arraycopy(links, 0, tmp, 0, count); - links = tmp; - } - links[count++] = new Link(local, remote); - } + final OtpErlangPid remote) { + if (find(local, remote) == -1) { + if (count >= links.length) { + final Link[] tmp = new Link[count * 2]; + System.arraycopy(links, 0, tmp, 0, count); + links = tmp; + } + links[count++] = new Link(local, remote); + } } synchronized void removeLink(final OtpErlangPid local, - final OtpErlangPid remote) { - int i; + final OtpErlangPid remote) { + int i; - if ((i = find(local, remote)) != -1) { - count--; - links[i] = links[count]; - links[count] = null; - } + if ((i = find(local, remote)) != -1) { + count--; + links[i] = links[count]; + links[count] = null; + } } synchronized boolean exists(final OtpErlangPid local, - final OtpErlangPid remote) { - return find(local, remote) != -1; + final OtpErlangPid remote) { + return find(local, remote) != -1; } synchronized int find(final OtpErlangPid local, final OtpErlangPid remote) { - for (int i = 0; i < count; i++) { - if (links[i].equals(local, remote)) { - return i; - } - } - return -1; + for (int i = 0; i < count; i++) { + if (links[i].equals(local, remote)) { + return i; + } + } + return -1; } int count() { - return count; + return count; } /* all local pids get notified about broken connection */ synchronized OtpErlangPid[] localPids() { - OtpErlangPid[] ret = null; - if (count != 0) { - ret = new OtpErlangPid[count]; - for (int i = 0; i < count; i++) { - ret[i] = links[i].local(); - } - } - return ret; + OtpErlangPid[] ret = null; + if (count != 0) { + ret = new OtpErlangPid[count]; + for (int i = 0; i < count; i++) { + ret[i] = links[i].local(); + } + } + return ret; } /* all remote pids get notified about failed pid */ synchronized OtpErlangPid[] remotePids() { - OtpErlangPid[] ret = null; - if (count != 0) { - ret = new OtpErlangPid[count]; - for (int i = 0; i < count; i++) { - ret[i] = links[i].remote(); - } - } - return ret; + OtpErlangPid[] ret = null; + if (count != 0) { + ret = new OtpErlangPid[count]; + for (int i = 0; i < count; i++) { + ret[i] = links[i].remote(); + } + } + return ret; } /* clears the link table, returns a copy */ synchronized Link[] clearLinks() { - Link[] ret = null; - if (count != 0) { - ret = new Link[count]; - for (int i = 0; i < count; i++) { - ret[i] = links[i]; - links[i] = null; - } - count = 0; - } - return ret; + Link[] ret = null; + if (count != 0) { + ret = new Link[count]; + for (int i = 0; i < count; i++) { + ret[i] = links[i]; + links[i] = null; + } + count = 0; + } + return ret; } /* returns a copy of the link table */ synchronized Link[] links() { - Link[] ret = null; - if (count != 0) { - ret = new Link[count]; - System.arraycopy(links, 0, ret, 0, count); - } - return ret; + Link[] ret = null; + if (count != 0) { + ret = new Link[count]; + System.arraycopy(links, 0, ret, 0, count); + } + return ret; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpAuthException.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpAuthException.java index 39d254d9fa..47646121c3 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpAuthException.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpAuthException.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -22,7 +22,7 @@ package com.ericsson.otp.erlang; * Exception raised when a node attempts to establish a communication channel * when it is not authorized to do so, or when a node sends a message containing * an invalid cookie on an established channel. - * + * * @see OtpConnection */ public class OtpAuthException extends OtpException { @@ -32,6 +32,6 @@ public class OtpAuthException extends OtpException { * Provides a detailed message. */ public OtpAuthException(final String s) { - super(s); + super(s); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpConnection.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpConnection.java index 9ad02506fd..2c9b7766bc 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpConnection.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpConnection.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -25,22 +25,22 @@ import java.net.Socket; * Maintains a connection between a Java process and a remote Erlang, Java or C * node. The object maintains connection state and allows data to be sent to and * received from the peer. - * + * * <p> * Once a connection is established between the local node and a remote node, * the connection object can be used to send and receive messages between the * nodes and make rpc calls (assuming that the remote node is a real Erlang * node). - * + * * <p> * The various receive methods are all blocking and will return only when a * valid message has been received or an exception is raised. - * + * * <p> * If an exception occurs in any of the methods in this class, the connection * will be closed and must be explicitely reopened in order to resume * communication with the peer. - * + * * <p> * It is not possible to create an instance of this class directly. * OtpConnection objects are returned by {@link OtpSelf#connect(OtpPeer) @@ -55,66 +55,66 @@ public class OtpConnection extends AbstractConnection { * OtpSelf#accept() OtpSelf.accept()} to create a connection based on data * received when handshaking with the peer node, when the remote node is the * connection intitiator. - * + * * @exception java.io.IOException if it was not possible to connect to the * peer. - * + * * @exception OtpAuthException if handshake resulted in an authentication * error */ // package scope OtpConnection(final OtpSelf self, final Socket s) throws IOException, - OtpAuthException { - super(self, s); - this.self = self; - queue = new GenericQueue(); - start(); + OtpAuthException { + super(self, s); + this.self = self; + queue = new GenericQueue(); + start(); } /* * Intiate and open a connection to a remote node. - * + * * @exception java.io.IOException if it was not possible to connect to the * peer. - * + * * @exception OtpAuthException if handshake resulted in an authentication * error. */ // package scope OtpConnection(final OtpSelf self, final OtpPeer other) throws IOException, - OtpAuthException { - super(self, other); - this.self = self; - queue = new GenericQueue(); - start(); + OtpAuthException { + super(self, other); + this.self = self; + queue = new GenericQueue(); + start(); } @Override public void deliver(final Exception e) { - queue.put(e); + queue.put(e); } @Override public void deliver(final OtpMsg msg) { - queue.put(msg); + queue.put(msg); } /** * Get information about the node at the peer end of this connection. - * + * * @return the {@link OtpPeer Node} representing the peer node. */ public OtpPeer peer() { - return peer; + return peer; } /** * Get information about the node at the local end of this connection. - * + * * @return the {@link OtpSelf Node} representing the local node. */ public OtpSelf self() { - return self; + return self; } /** @@ -122,416 +122,412 @@ public class OtpConnection extends AbstractConnection { * this connection. */ public int msgCount() { - return queue.getCount(); + return queue.getCount(); } /** * Receive a message from a remote process. This method blocks until a valid * message is received or an exception is raised. - * + * * <p> * If the remote node sends a message that cannot be decoded properly, the * connection is closed and the method throws an exception. - * + * * @return an object containing a single Erlang term. - * + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. - * + * if the connection is not active or a communication error + * occurs. + * * @exception OtpErlangExit - * if an exit signal is received from a process on the - * peer node. - * + * if an exit signal is received from a process on the peer + * node. + * * @exception OtpAuthException - * if the remote node sends a message containing an - * invalid cookie. + * if the remote node sends a message containing an invalid + * cookie. */ public OtpErlangObject receive() throws IOException, OtpErlangExit, - OtpAuthException { - try { - return receiveMsg().getMsg(); - } catch (final OtpErlangDecodeException e) { - close(); - throw new IOException(e.getMessage()); - } + OtpAuthException { + try { + return receiveMsg().getMsg(); + } catch (final OtpErlangDecodeException e) { + close(); + throw new IOException(e.getMessage()); + } } /** * Receive a message from a remote process. This method blocks at most for * the specified time, until a valid message is received or an exception is * raised. - * + * * <p> * If the remote node sends a message that cannot be decoded properly, the * connection is closed and the method throws an exception. - * + * * @param timeout - * the time in milliseconds that this operation will block. - * Specify 0 to poll the queue. - * + * the time in milliseconds that this operation will block. + * Specify 0 to poll the queue. + * * @return an object containing a single Erlang term. - * + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. - * + * if the connection is not active or a communication error + * occurs. + * * @exception OtpErlangExit - * if an exit signal is received from a process on the - * peer node. - * + * if an exit signal is received from a process on the peer + * node. + * * @exception OtpAuthException - * if the remote node sends a message containing an - * invalid cookie. - * + * if the remote node sends a message containing an invalid + * cookie. + * * @exception InterruptedException - * if no message if the method times out before a message - * becomes available. + * if no message if the method times out before a message + * becomes available. */ public OtpErlangObject receive(final long timeout) - throws InterruptedException, IOException, OtpErlangExit, - OtpAuthException { - try { - return receiveMsg(timeout).getMsg(); - } catch (final OtpErlangDecodeException e) { - close(); - throw new IOException(e.getMessage()); - } + throws InterruptedException, IOException, OtpErlangExit, + OtpAuthException { + try { + return receiveMsg(timeout).getMsg(); + } catch (final OtpErlangDecodeException e) { + close(); + throw new IOException(e.getMessage()); + } } /** * Receive a raw (still encoded) message from a remote process. This message * blocks until a valid message is received or an exception is raised. - * + * * <p> * If the remote node sends a message that cannot be decoded properly, the * connection is closed and the method throws an exception. - * + * * @return an object containing a raw (still encoded) Erlang term. - * + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. - * + * if the connection is not active or a communication error + * occurs. + * * @exception OtpErlangExit - * if an exit signal is received from a process on the - * peer node, or if the connection is lost for any - * reason. - * + * if an exit signal is received from a process on the peer + * node, or if the connection is lost for any reason. + * * @exception OtpAuthException - * if the remote node sends a message containing an - * invalid cookie. + * if the remote node sends a message containing an invalid + * cookie. */ public OtpInputStream receiveBuf() throws IOException, OtpErlangExit, - OtpAuthException { - return receiveMsg().getMsgBuf(); + OtpAuthException { + return receiveMsg().getMsgBuf(); } /** * Receive a raw (still encoded) message from a remote process. This message * blocks at most for the specified time until a valid message is received * or an exception is raised. - * + * * <p> * If the remote node sends a message that cannot be decoded properly, the * connection is closed and the method throws an exception. - * + * * @param timeout - * the time in milliseconds that this operation will block. - * Specify 0 to poll the queue. - * + * the time in milliseconds that this operation will block. + * Specify 0 to poll the queue. + * * @return an object containing a raw (still encoded) Erlang term. - * + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. - * + * if the connection is not active or a communication error + * occurs. + * * @exception OtpErlangExit - * if an exit signal is received from a process on the - * peer node, or if the connection is lost for any - * reason. - * + * if an exit signal is received from a process on the peer + * node, or if the connection is lost for any reason. + * * @exception OtpAuthException - * if the remote node sends a message containing an - * invalid cookie. - * + * if the remote node sends a message containing an invalid + * cookie. + * * @exception InterruptedException - * if no message if the method times out before a message - * becomes available. + * if no message if the method times out before a message + * becomes available. */ public OtpInputStream receiveBuf(final long timeout) - throws InterruptedException, IOException, OtpErlangExit, - OtpAuthException { - return receiveMsg(timeout).getMsgBuf(); + throws InterruptedException, IOException, OtpErlangExit, + OtpAuthException { + return receiveMsg(timeout).getMsgBuf(); } /** * Receive a messge complete with sender and recipient information. - * + * * @return an {@link OtpMsg OtpMsg} containing the header information about * the sender and recipient, as well as the actual message contents. - * + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. - * + * if the connection is not active or a communication error + * occurs. + * * @exception OtpErlangExit - * if an exit signal is received from a process on the - * peer node, or if the connection is lost for any - * reason. - * + * if an exit signal is received from a process on the peer + * node, or if the connection is lost for any reason. + * * @exception OtpAuthException - * if the remote node sends a message containing an - * invalid cookie. + * if the remote node sends a message containing an invalid + * cookie. */ public OtpMsg receiveMsg() throws IOException, OtpErlangExit, - OtpAuthException { - final Object o = queue.get(); - - if (o instanceof OtpMsg) { - return (OtpMsg) o; - } else if (o instanceof IOException) { - throw (IOException) o; - } else if (o instanceof OtpErlangExit) { - throw (OtpErlangExit) o; - } else if (o instanceof OtpAuthException) { - throw (OtpAuthException) o; - } - - return null; + OtpAuthException { + final Object o = queue.get(); + + if (o instanceof OtpMsg) { + return (OtpMsg) o; + } else if (o instanceof IOException) { + throw (IOException) o; + } else if (o instanceof OtpErlangExit) { + throw (OtpErlangExit) o; + } else if (o instanceof OtpAuthException) { + throw (OtpAuthException) o; + } + + return null; } /** * Receive a messge complete with sender and recipient information. This * method blocks at most for the specified time. - * + * * @param timeout - * the time in milliseconds that this operation will block. - * Specify 0 to poll the queue. - * + * the time in milliseconds that this operation will block. + * Specify 0 to poll the queue. + * * @return an {@link OtpMsg OtpMsg} containing the header information about * the sender and recipient, as well as the actual message contents. - * + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. - * + * if the connection is not active or a communication error + * occurs. + * * @exception OtpErlangExit - * if an exit signal is received from a process on the - * peer node, or if the connection is lost for any - * reason. - * + * if an exit signal is received from a process on the peer + * node, or if the connection is lost for any reason. + * * @exception OtpAuthException - * if the remote node sends a message containing an - * invalid cookie. - * + * if the remote node sends a message containing an invalid + * cookie. + * * @exception InterruptedException - * if no message if the method times out before a message - * becomes available. + * if no message if the method times out before a message + * becomes available. */ public OtpMsg receiveMsg(final long timeout) throws InterruptedException, - IOException, OtpErlangExit, OtpAuthException { - final Object o = queue.get(timeout); - - if (o instanceof OtpMsg) { - return (OtpMsg) o; - } else if (o instanceof IOException) { - throw (IOException) o; - } else if (o instanceof OtpErlangExit) { - throw (OtpErlangExit) o; - } else if (o instanceof OtpAuthException) { - throw (OtpAuthException) o; - } - - return null; + IOException, OtpErlangExit, OtpAuthException { + final Object o = queue.get(timeout); + + if (o instanceof OtpMsg) { + return (OtpMsg) o; + } else if (o instanceof IOException) { + throw (IOException) o; + } else if (o instanceof OtpErlangExit) { + throw (OtpErlangExit) o; + } else if (o instanceof OtpAuthException) { + throw (OtpAuthException) o; + } + + return null; } /** * Send a message to a process on a remote node. - * + * * @param dest - * the Erlang PID of the remote process. + * the Erlang PID of the remote process. * @param msg - * the message to send. - * + * the message to send. + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. + * if the connection is not active or a communication error + * occurs. */ @SuppressWarnings("resource") public void send(final OtpErlangPid dest, final OtpErlangObject msg) - throws IOException { - // encode and send the message - super.sendBuf(self.pid(), dest, new OtpOutputStream(msg)); + throws IOException { + // encode and send the message + super.sendBuf(self.pid(), dest, new OtpOutputStream(msg)); } /** * Send a message to a named process on a remote node. - * + * * @param dest - * the name of the remote process. + * the name of the remote process. * @param msg - * the message to send. - * + * the message to send. + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. + * if the connection is not active or a communication error + * occurs. */ @SuppressWarnings("resource") public void send(final String dest, final OtpErlangObject msg) - throws IOException { - // encode and send the message - super.sendBuf(self.pid(), dest, new OtpOutputStream(msg)); + throws IOException { + // encode and send the message + super.sendBuf(self.pid(), dest, new OtpOutputStream(msg)); } /** * Send a pre-encoded message to a named process on a remote node. - * + * * @param dest - * the name of the remote process. + * the name of the remote process. * @param payload - * the encoded message to send. - * + * the encoded message to send. + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. + * if the connection is not active or a communication error + * occurs. */ public void sendBuf(final String dest, final OtpOutputStream payload) - throws IOException { - super.sendBuf(self.pid(), dest, payload); + throws IOException { + super.sendBuf(self.pid(), dest, payload); } /** * Send a pre-encoded message to a process on a remote node. - * + * * @param dest - * the Erlang PID of the remote process. + * the Erlang PID of the remote process. * @param payload - * the encoded message to send. - * + * the encoded message to send. + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. + * if the connection is not active or a communication error + * occurs. */ public void sendBuf(final OtpErlangPid dest, final OtpOutputStream payload) - throws IOException { - super.sendBuf(self.pid(), dest, payload); + throws IOException { + super.sendBuf(self.pid(), dest, payload); } /** * Send an RPC request to the remote Erlang node. This convenience function * creates the following message and sends it to 'rex' on the remote node: - * + * * <pre> * { self, { call, Mod, Fun, Args, user } } * </pre> - * + * * <p> * Note that this method has unpredicatble results if the remote node is not * an Erlang node. * </p> - * + * * @param mod - * the name of the Erlang module containing the function to - * be called. + * the name of the Erlang module containing the function to be + * called. * @param fun - * the name of the function to call. + * the name of the function to call. * @param args - * an array of Erlang terms, to be used as arguments to the - * function. - * + * an array of Erlang terms, to be used as arguments to the + * function. + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. + * if the connection is not active or a communication error + * occurs. */ public void sendRPC(final String mod, final String fun, - final OtpErlangObject[] args) throws IOException { - sendRPC(mod, fun, new OtpErlangList(args)); + final OtpErlangObject[] args) throws IOException { + sendRPC(mod, fun, new OtpErlangList(args)); } /** * Send an RPC request to the remote Erlang node. This convenience function * creates the following message and sends it to 'rex' on the remote node: - * + * * <pre> * { self, { call, Mod, Fun, Args, user } } * </pre> - * + * * <p> * Note that this method has unpredicatble results if the remote node is not * an Erlang node. * </p> - * + * * @param mod - * the name of the Erlang module containing the function to - * be called. + * the name of the Erlang module containing the function to be + * called. * @param fun - * the name of the function to call. + * the name of the function to call. * @param args - * a list of Erlang terms, to be used as arguments to the - * function. - * + * a list of Erlang terms, to be used as arguments to the + * function. + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. + * if the connection is not active or a communication error + * occurs. */ public void sendRPC(final String mod, final String fun, - final OtpErlangList args) throws IOException { - final OtpErlangObject[] rpc = new OtpErlangObject[2]; - final OtpErlangObject[] call = new OtpErlangObject[5]; + final OtpErlangList args) throws IOException { + final OtpErlangObject[] rpc = new OtpErlangObject[2]; + final OtpErlangObject[] call = new OtpErlangObject[5]; - /* {self, { call, Mod, Fun, Args, user}} */ + /* {self, { call, Mod, Fun, Args, user}} */ - call[0] = new OtpErlangAtom("call"); - call[1] = new OtpErlangAtom(mod); - call[2] = new OtpErlangAtom(fun); - call[3] = args; - call[4] = new OtpErlangAtom("user"); + call[0] = new OtpErlangAtom("call"); + call[1] = new OtpErlangAtom(mod); + call[2] = new OtpErlangAtom(fun); + call[3] = args; + call[4] = new OtpErlangAtom("user"); - rpc[0] = self.pid(); - rpc[1] = new OtpErlangTuple(call); + rpc[0] = self.pid(); + rpc[1] = new OtpErlangTuple(call); - send("rex", new OtpErlangTuple(rpc)); + send("rex", new OtpErlangTuple(rpc)); } /** * Receive an RPC reply from the remote Erlang node. This convenience * function receives a message from the remote node, and expects it to have * the following format: - * + * * <pre> * { rex, Term } * </pre> - * + * * @return the second element of the tuple if the received message is a * two-tuple, otherwise null. No further error checking is * performed. - * + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. - * + * if the connection is not active or a communication error + * occurs. + * * @exception OtpErlangExit - * if an exit signal is received from a process on the - * peer node. - * + * if an exit signal is received from a process on the peer + * node. + * * @exception OtpAuthException - * if the remote node sends a message containing an - * invalid cookie. + * if the remote node sends a message containing an invalid + * cookie. */ public OtpErlangObject receiveRPC() throws IOException, OtpErlangExit, - OtpAuthException { + OtpAuthException { - final OtpErlangObject msg = receive(); + final OtpErlangObject msg = receive(); - if (msg instanceof OtpErlangTuple) { - final OtpErlangTuple t = (OtpErlangTuple) msg; - if (t.arity() == 2) { - return t.elementAt(1); // obs: second element - } - } + if (msg instanceof OtpErlangTuple) { + final OtpErlangTuple t = (OtpErlangTuple) msg; + if (t.arity() == 2) { + return t.elementAt(1); // obs: second element + } + } - return null; + return null; } /** @@ -539,48 +535,48 @@ public class OtpConnection extends AbstractConnection { * remote node. If the link is still active when the remote process * terminates, an exit signal will be sent to this connection. Use * {@link #unlink unlink()} to remove the link. - * + * * @param dest - * the Erlang PID of the remote process. - * + * the Erlang PID of the remote process. + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. + * if the connection is not active or a communication error + * occurs. */ public void link(final OtpErlangPid dest) throws IOException { - super.sendLink(self.pid(), dest); + super.sendLink(self.pid(), dest); } /** * Remove a link between the local node and the specified process on the - * remote node. This method deactivates links created with - * {@link #link link()}. - * + * remote node. This method deactivates links created with {@link #link + * link()}. + * * @param dest - * the Erlang PID of the remote process. - * + * the Erlang PID of the remote process. + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. + * if the connection is not active or a communication error + * occurs. */ public void unlink(final OtpErlangPid dest) throws IOException { - super.sendUnlink(self.pid(), dest); + super.sendUnlink(self.pid(), dest); } /** * Send an exit signal to a remote process. - * + * * @param dest - * the Erlang PID of the remote process. + * the Erlang PID of the remote process. * @param reason - * an Erlang term describing the exit reason. - * + * an Erlang term describing the exit reason. + * * @exception java.io.IOException - * if the connection is not active or a communication - * error occurs. + * if the connection is not active or a communication error + * occurs. */ public void exit(final OtpErlangPid dest, final OtpErlangObject reason) - throws IOException { - super.sendExit2(self.pid(), dest, reason); + throws IOException { + super.sendExit2(self.pid(), dest, reason); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpCookedConnection.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpCookedConnection.java index 43b0cad222..4d80f61d52 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpCookedConnection.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpCookedConnection.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -27,29 +27,29 @@ import java.net.Socket; * node. The object maintains connection state and allows data to be sent to and * received from the peer. * </p> - * + * * <p> * Once a connection is established between the local node and a remote node, * the connection object can be used to send and receive messages between the * nodes. * </p> - * + * * <p> * The various receive methods are all blocking and will return only when a * valid message has been received or an exception is raised. * </p> - * + * * <p> * If an exception occurs in any of the methods in this class, the connection * will be closed and must be reopened in order to resume communication with the * peer. * </p> - * + * * <p> * The message delivery methods in this class deliver directly to * {@link OtpMbox mailboxes} in the {@link OtpNode OtpNode} class. * </p> - * + * * <p> * It is not possible to create an instance of this class directly. * OtpCookedConnection objects are created as needed by the underlying mailbox @@ -70,45 +70,45 @@ public class OtpCookedConnection extends AbstractConnection { * OtpSelf#accept() OtpSelf.accept()} to create a connection based on data * received when handshaking with the peer node, when the remote node is the * connection intitiator. - * + * * @exception java.io.IOException if it was not possible to connect to the * peer. - * + * * @exception OtpAuthException if handshake resulted in an authentication * error */ // package scope OtpCookedConnection(final OtpNode self, final Socket s) throws IOException, - OtpAuthException { - super(self, s); - this.self = self; - links = new Links(25); - start(); + OtpAuthException { + super(self, s); + this.self = self; + links = new Links(25); + start(); } /* * Intiate and open a connection to a remote node. - * + * * @exception java.io.IOException if it was not possible to connect to the * peer. - * + * * @exception OtpAuthException if handshake resulted in an authentication * error. */ // package scope OtpCookedConnection(final OtpNode self, final OtpPeer other) - throws IOException, OtpAuthException { - super(self, other); - this.self = self; - links = new Links(25); - start(); + throws IOException, OtpAuthException { + super(self, other); + this.self = self; + links = new Links(25); + start(); } // pass the error to the node @Override public void deliver(final Exception e) { - self.deliverError(this, e); - return; + self.deliverError(this, e); + return; } /* @@ -118,32 +118,32 @@ public class OtpCookedConnection extends AbstractConnection { */ @Override public void deliver(final OtpMsg msg) { - final boolean delivered = self.deliver(msg); - - switch (msg.type()) { - case OtpMsg.linkTag: - if (delivered) { - links.addLink(msg.getRecipientPid(), msg.getSenderPid()); - } else { - try { - // no such pid - send exit to sender - super.sendExit(msg.getRecipientPid(), msg.getSenderPid(), - new OtpErlangAtom("noproc")); - } catch (final IOException e) { - } - } - break; - - case OtpMsg.unlinkTag: - case OtpMsg.exitTag: - links.removeLink(msg.getRecipientPid(), msg.getSenderPid()); - break; - - case OtpMsg.exit2Tag: - break; - } - - return; + final boolean delivered = self.deliver(msg); + + switch (msg.type()) { + case OtpMsg.linkTag: + if (delivered) { + links.addLink(msg.getRecipientPid(), msg.getSenderPid()); + } else { + try { + // no such pid - send exit to sender + super.sendExit(msg.getRecipientPid(), msg.getSenderPid(), + new OtpErlangAtom("noproc")); + } catch (final IOException e) { + } + } + break; + + case OtpMsg.unlinkTag: + case OtpMsg.exitTag: + links.removeLink(msg.getRecipientPid(), msg.getSenderPid()); + break; + + case OtpMsg.exit2Tag: + break; + } + + return; } /* @@ -151,9 +151,9 @@ public class OtpCookedConnection extends AbstractConnection { */ @SuppressWarnings("resource") void send(final OtpErlangPid from, final OtpErlangPid dest, - final OtpErlangObject msg) throws IOException { - // encode and send the message - sendBuf(from, dest, new OtpOutputStream(msg)); + final OtpErlangObject msg) throws IOException { + // encode and send the message + sendBuf(from, dest, new OtpOutputStream(msg)); } /* @@ -162,66 +162,66 @@ public class OtpCookedConnection extends AbstractConnection { */ @SuppressWarnings("resource") void send(final OtpErlangPid from, final String dest, - final OtpErlangObject msg) throws IOException { - // encode and send the message - sendBuf(from, dest, new OtpOutputStream(msg)); + final OtpErlangObject msg) throws IOException { + // encode and send the message + sendBuf(from, dest, new OtpOutputStream(msg)); } @Override public void close() { - super.close(); - breakLinks(); + super.close(); + breakLinks(); } @Override protected void finalize() { - close(); + close(); } /* * this one called by dying/killed process */ void exit(final OtpErlangPid from, final OtpErlangPid to, - final OtpErlangObject reason) { - try { - super.sendExit(from, to, reason); - } catch (final Exception e) { - } + final OtpErlangObject reason) { + try { + super.sendExit(from, to, reason); + } catch (final Exception e) { + } } /* * this one called explicitely by user code => use exit2 */ void exit2(final OtpErlangPid from, final OtpErlangPid to, - final OtpErlangObject reason) { - try { - super.sendExit2(from, to, reason); - } catch (final Exception e) { - } + final OtpErlangObject reason) { + try { + super.sendExit2(from, to, reason); + } catch (final Exception e) { + } } /* * snoop for outgoing links and update own table */ synchronized void link(final OtpErlangPid from, final OtpErlangPid to) - throws OtpErlangExit { - try { - super.sendLink(from, to); - links.addLink(from, to); - } catch (final IOException e) { - throw new OtpErlangExit("noproc", to); - } + throws OtpErlangExit { + try { + super.sendLink(from, to); + links.addLink(from, to); + } catch (final IOException e) { + throw new OtpErlangExit("noproc", to); + } } /* * snoop for outgoing unlinks and update own table */ synchronized void unlink(final OtpErlangPid from, final OtpErlangPid to) { - links.removeLink(from, to); - try { - super.sendUnlink(from, to); - } catch (final IOException e) { - } + links.removeLink(from, to); + try { + super.sendUnlink(from, to); + } catch (final IOException e) { + } } /* @@ -229,18 +229,18 @@ public class OtpCookedConnection extends AbstractConnection { * through this connection */ synchronized void breakLinks() { - if (links != null) { - final Link[] l = links.clearLinks(); - - if (l != null) { - final int len = l.length; - - for (int i = 0; i < len; i++) { - // send exit "from" remote pids to local ones - self.deliver(new OtpMsg(OtpMsg.exitTag, l[i].remote(), l[i] - .local(), new OtpErlangAtom("noconnection"))); - } - } - } + if (links != null) { + final Link[] l = links.clearLinks(); + + if (l != null) { + final int len = l.length; + + for (int i = 0; i < len; i++) { + // send exit "from" remote pids to local ones + self.deliver(new OtpMsg(OtpMsg.exitTag, l[i].remote(), l[i] + .local(), new OtpErlangAtom("noconnection"))); + } + } + } } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpEpmd.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpEpmd.java index 8a8ba785d9..796babee1b 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpEpmd.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpEpmd.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2013. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -29,12 +29,12 @@ import java.net.Socket; * information about the port on which incoming connections are accepted, as * well as which versions of the Erlang communication protocolt the node * supports. - * + * * <p> * Nodes wishing to contact other nodes must first request information from Epmd * before a connection can be set up, however this is done automatically by * {@link OtpSelf#connect(OtpPeer) OtpSelf.connect()} when necessary. - * + * * <p> * The methods {@link #publishPort(OtpLocalNode) publishPort()} and * {@link #unPublishPort(OtpLocalNode) unPublishPort()} will fail if an Epmd @@ -42,32 +42,33 @@ import java.net.Socket; * {@link #lookupPort(AbstractNode) lookupPort()} will fail if there is no Epmd * process running on the host where the specified node is running. See the * Erlang documentation for information about starting Epmd. - * + * * <p> * This class contains only static methods, there are no constructors. */ public class OtpEpmd { private static class EpmdPort { - private static int epmdPort = 0; - - public static int get() { - if (epmdPort == 0) { - String env; - try { - env = System.getenv("ERL_EPMD_PORT"); - } - catch (java.lang.SecurityException e) { - env = null; - } - epmdPort = (env != null) ? Integer.parseInt(env) : 4369; - } - return epmdPort; - } - public static void set(int port) { - epmdPort = port; - } + private static int epmdPort = 0; + + public static int get() { + if (epmdPort == 0) { + String env; + try { + env = System.getenv("ERL_EPMD_PORT"); + } catch (final java.lang.SecurityException e) { + env = null; + } + epmdPort = env != null ? Integer.parseInt(env) : 4369; + } + return epmdPort; + } + + public static void set(final int port) { + epmdPort = port; + } } + // common values private static final byte stopReq = (byte) 115; @@ -81,16 +82,16 @@ public class OtpEpmd { private static final int traceThreshold = 4; static { - // debug this connection? - final String trace = System.getProperties().getProperty( - "OtpConnection.trace"); - try { - if (trace != null) { - traceLevel = Integer.valueOf(trace).intValue(); - } - } catch (final NumberFormatException e) { - traceLevel = 0; - } + // debug this connection? + final String trace = System.getProperties().getProperty( + "OtpConnection.trace"); + try { + if (trace != null) { + traceLevel = Integer.valueOf(trace).intValue(); + } + } catch (final NumberFormatException e) { + traceLevel = 0; + } } // only static methods: no public constructors @@ -98,51 +99,50 @@ public class OtpEpmd { private OtpEpmd() { } - /** - * Set the port number to be used to contact the epmd process. - * Only needed when the default port is not desired and system environment - * variable ERL_EPMD_PORT can not be read (applet). + * Set the port number to be used to contact the epmd process. Only needed + * when the default port is not desired and system environment variable + * ERL_EPMD_PORT can not be read (applet). */ - public static void useEpmdPort(int port) { - EpmdPort.set(port); + public static void useEpmdPort(final int port) { + EpmdPort.set(port); } /** * Determine what port a node listens for incoming connections on. - * + * * @return the listen port for the specified node, or 0 if the node was not * registered with Epmd. - * + * * @exception java.io.IOException * if there was no response from the name server. */ public static int lookupPort(final AbstractNode node) throws IOException { - return r4_lookupPort(node); + return r4_lookupPort(node); } /** * Register with Epmd, so that other nodes are able to find and connect to * it. - * + * * @param node * the server node that should be registered with Epmd. - * + * * @return true if the operation was successful. False if the node was * already registered. - * + * * @exception java.io.IOException * if there was no response from the name server. */ public static boolean publishPort(final OtpLocalNode node) - throws IOException { - Socket s = null; + throws IOException { + Socket s = null; - s = r4_publish(node); + s = r4_publish(node); - node.setEpmd(s); + node.setEpmd(s); - return s != null; + return s != null; } // Ask epmd to close his end of the connection. @@ -151,275 +151,274 @@ public class OtpEpmd { /** * Unregister from Epmd. Other nodes wishing to connect will no longer be * able to. - * + * * <p> * This method does not report any failures. */ public static void unPublishPort(final OtpLocalNode node) { - Socket s = null; - - try { - s = new Socket((String) null, EpmdPort.get()); - @SuppressWarnings("resource") - final OtpOutputStream obuf = new OtpOutputStream(); - obuf.write2BE(node.alive().length() + 1); - obuf.write1(stopReq); - obuf.writeN(node.alive().getBytes()); - obuf.writeTo(s.getOutputStream()); - // don't even wait for a response (is there one?) - if (traceLevel >= traceThreshold) { - System.out.println("-> UNPUBLISH " + node + " port=" - + node.port()); - System.out.println("<- OK (assumed)"); - } - } catch (final Exception e) {/* ignore all failures */ - } finally { - try { - if (s != null) { - s.close(); - } - } catch (final IOException e) { /* ignore close failure */ - } - s = null; - } + Socket s = null; + + try { + s = new Socket((String) null, EpmdPort.get()); + @SuppressWarnings("resource") + final OtpOutputStream obuf = new OtpOutputStream(); + obuf.write2BE(node.alive().length() + 1); + obuf.write1(stopReq); + obuf.writeN(node.alive().getBytes()); + obuf.writeTo(s.getOutputStream()); + // don't even wait for a response (is there one?) + if (traceLevel >= traceThreshold) { + System.out.println("-> UNPUBLISH " + node + " port=" + + node.port()); + System.out.println("<- OK (assumed)"); + } + } catch (final Exception e) {/* ignore all failures */ + } finally { + try { + if (s != null) { + s.close(); + } + } catch (final IOException e) { /* ignore close failure */ + } + s = null; + } } private static int r4_lookupPort(final AbstractNode node) - throws IOException { - int port = 0; - Socket s = null; - - try { - @SuppressWarnings("resource") - final OtpOutputStream obuf = new OtpOutputStream(); - s = new Socket(node.host(), EpmdPort.get()); - - // build and send epmd request - // length[2], tag[1], alivename[n] (length = n+1) - obuf.write2BE(node.alive().length() + 1); - obuf.write1(port4req); - obuf.writeN(node.alive().getBytes()); - - // send request - obuf.writeTo(s.getOutputStream()); - - if (traceLevel >= traceThreshold) { - System.out.println("-> LOOKUP (r4) " + node); - } - - // receive and decode reply - // resptag[1], result[1], port[2], ntype[1], proto[1], - // disthigh[2], distlow[2], nlen[2], alivename[n], - // elen[2], edata[m] - final byte[] tmpbuf = new byte[100]; - - final int n = s.getInputStream().read(tmpbuf); - - if (n < 0) { - s.close(); - throw new IOException("Nameserver not responding on " - + node.host() + " when looking up " + node.alive()); - } - - @SuppressWarnings("resource") - final OtpInputStream ibuf = new OtpInputStream(tmpbuf, 0); - - final int response = ibuf.read1(); - if (response == port4resp) { - final int result = ibuf.read1(); - if (result == 0) { - port = ibuf.read2BE(); - - node.ntype = ibuf.read1(); - node.proto = ibuf.read1(); - node.distHigh = ibuf.read2BE(); - node.distLow = ibuf.read2BE(); - // ignore rest of fields - } - } - } catch (final IOException e) { - if (traceLevel >= traceThreshold) { - System.out.println("<- (no response)"); - } - throw new IOException("Nameserver not responding on " + node.host() - + " when looking up " + node.alive()); - } catch (final OtpErlangDecodeException e) { - if (traceLevel >= traceThreshold) { - System.out.println("<- (invalid response)"); - } - throw new IOException("Nameserver not responding on " + node.host() - + " when looking up " + node.alive()); - } finally { - try { - if (s != null) { - s.close(); - } - } catch (final IOException e) { /* ignore close errors */ - } - s = null; - } - - if (traceLevel >= traceThreshold) { - if (port == 0) { - System.out.println("<- NOT FOUND"); - } else { - System.out.println("<- PORT " + port); - } - } - return port; + throws IOException { + int port = 0; + Socket s = null; + + try { + @SuppressWarnings("resource") + final OtpOutputStream obuf = new OtpOutputStream(); + s = new Socket(node.host(), EpmdPort.get()); + + // build and send epmd request + // length[2], tag[1], alivename[n] (length = n+1) + obuf.write2BE(node.alive().length() + 1); + obuf.write1(port4req); + obuf.writeN(node.alive().getBytes()); + + // send request + obuf.writeTo(s.getOutputStream()); + + if (traceLevel >= traceThreshold) { + System.out.println("-> LOOKUP (r4) " + node); + } + + // receive and decode reply + // resptag[1], result[1], port[2], ntype[1], proto[1], + // disthigh[2], distlow[2], nlen[2], alivename[n], + // elen[2], edata[m] + final byte[] tmpbuf = new byte[100]; + + final int n = s.getInputStream().read(tmpbuf); + + if (n < 0) { + s.close(); + throw new IOException("Nameserver not responding on " + + node.host() + " when looking up " + node.alive()); + } + + @SuppressWarnings("resource") + final OtpInputStream ibuf = new OtpInputStream(tmpbuf, 0); + + final int response = ibuf.read1(); + if (response == port4resp) { + final int result = ibuf.read1(); + if (result == 0) { + port = ibuf.read2BE(); + + node.ntype = ibuf.read1(); + node.proto = ibuf.read1(); + node.distHigh = ibuf.read2BE(); + node.distLow = ibuf.read2BE(); + // ignore rest of fields + } + } + } catch (final IOException e) { + if (traceLevel >= traceThreshold) { + System.out.println("<- (no response)"); + } + throw new IOException("Nameserver not responding on " + node.host() + + " when looking up " + node.alive()); + } catch (final OtpErlangDecodeException e) { + if (traceLevel >= traceThreshold) { + System.out.println("<- (invalid response)"); + } + throw new IOException("Nameserver not responding on " + node.host() + + " when looking up " + node.alive()); + } finally { + try { + if (s != null) { + s.close(); + } + } catch (final IOException e) { /* ignore close errors */ + } + s = null; + } + + if (traceLevel >= traceThreshold) { + if (port == 0) { + System.out.println("<- NOT FOUND"); + } else { + System.out.println("<- PORT " + port); + } + } + return port; } /* - * this function will get an exception if it tries to talk to a - * very old epmd, or if something else happens that it cannot - * forsee. In both cases we return an exception. We no longer - * support r3, so the exception is fatal. If we manage to - * successfully communicate with an r4 epmd, we return either the - * socket, or null, depending on the result. + * this function will get an exception if it tries to talk to a very old + * epmd, or if something else happens that it cannot forsee. In both cases + * we return an exception. We no longer support r3, so the exception is + * fatal. If we manage to successfully communicate with an r4 epmd, we + * return either the socket, or null, depending on the result. */ private static Socket r4_publish(final OtpLocalNode node) - throws IOException { - Socket s = null; - - try { - @SuppressWarnings("resource") - final OtpOutputStream obuf = new OtpOutputStream(); - s = new Socket((String) null, EpmdPort.get()); - - obuf.write2BE(node.alive().length() + 13); - - obuf.write1(publish4req); - obuf.write2BE(node.port()); - - obuf.write1(node.type()); - - obuf.write1(node.proto()); - obuf.write2BE(node.distHigh()); - obuf.write2BE(node.distLow()); - - obuf.write2BE(node.alive().length()); - obuf.writeN(node.alive().getBytes()); - obuf.write2BE(0); // No extra - - // send request - obuf.writeTo(s.getOutputStream()); - - if (traceLevel >= traceThreshold) { - System.out.println("-> PUBLISH (r4) " + node + " port=" - + node.port()); - } - - // get reply - final byte[] tmpbuf = new byte[100]; - final int n = s.getInputStream().read(tmpbuf); - - if (n < 0) { - s.close(); - throw new IOException("Nameserver not responding on " - + node.host() + " when publishing " + node.alive()); - } - - @SuppressWarnings("resource") - final OtpInputStream ibuf = new OtpInputStream(tmpbuf, 0); - - final int response = ibuf.read1(); - if (response == publish4resp) { - final int result = ibuf.read1(); - if (result == 0) { - node.creation = ibuf.read2BE(); - if (traceLevel >= traceThreshold) { - System.out.println("<- OK"); - } - return s; // success - } - } - } catch (final IOException e) { - // epmd closed the connection = fail - if (s != null) { - s.close(); - } - if (traceLevel >= traceThreshold) { - System.out.println("<- (no response)"); - } - throw new IOException("Nameserver not responding on " + node.host() - + " when publishing " + node.alive()); - } catch (final OtpErlangDecodeException e) { - s.close(); - if (traceLevel >= traceThreshold) { - System.out.println("<- (invalid response)"); - } - throw new IOException("Nameserver not responding on " + node.host() - + " when publishing " + node.alive()); - } - - s.close(); - return null; + throws IOException { + Socket s = null; + + try { + @SuppressWarnings("resource") + final OtpOutputStream obuf = new OtpOutputStream(); + s = new Socket((String) null, EpmdPort.get()); + + obuf.write2BE(node.alive().length() + 13); + + obuf.write1(publish4req); + obuf.write2BE(node.port()); + + obuf.write1(node.type()); + + obuf.write1(node.proto()); + obuf.write2BE(node.distHigh()); + obuf.write2BE(node.distLow()); + + obuf.write2BE(node.alive().length()); + obuf.writeN(node.alive().getBytes()); + obuf.write2BE(0); // No extra + + // send request + obuf.writeTo(s.getOutputStream()); + + if (traceLevel >= traceThreshold) { + System.out.println("-> PUBLISH (r4) " + node + " port=" + + node.port()); + } + + // get reply + final byte[] tmpbuf = new byte[100]; + final int n = s.getInputStream().read(tmpbuf); + + if (n < 0) { + s.close(); + throw new IOException("Nameserver not responding on " + + node.host() + " when publishing " + node.alive()); + } + + @SuppressWarnings("resource") + final OtpInputStream ibuf = new OtpInputStream(tmpbuf, 0); + + final int response = ibuf.read1(); + if (response == publish4resp) { + final int result = ibuf.read1(); + if (result == 0) { + node.creation = ibuf.read2BE(); + if (traceLevel >= traceThreshold) { + System.out.println("<- OK"); + } + return s; // success + } + } + } catch (final IOException e) { + // epmd closed the connection = fail + if (s != null) { + s.close(); + } + if (traceLevel >= traceThreshold) { + System.out.println("<- (no response)"); + } + throw new IOException("Nameserver not responding on " + node.host() + + " when publishing " + node.alive()); + } catch (final OtpErlangDecodeException e) { + s.close(); + if (traceLevel >= traceThreshold) { + System.out.println("<- (invalid response)"); + } + throw new IOException("Nameserver not responding on " + node.host() + + " when publishing " + node.alive()); + } + + s.close(); + return null; } public static String[] lookupNames() throws IOException { - return lookupNames(InetAddress.getByName(null)); + return lookupNames(InetAddress.getByName(null)); } public static String[] lookupNames(final InetAddress address) - throws IOException { - Socket s = null; - - try { - @SuppressWarnings("resource") - final OtpOutputStream obuf = new OtpOutputStream(); - try { - s = new Socket(address, EpmdPort.get()); - - obuf.write2BE(1); - obuf.write1(names4req); - // send request - obuf.writeTo(s.getOutputStream()); - - if (traceLevel >= traceThreshold) { - System.out.println("-> NAMES (r4) "); - } - - // get reply - final byte[] buffer = new byte[256]; - final ByteArrayOutputStream out = new ByteArrayOutputStream(256); - while (true) { - final int bytesRead = s.getInputStream().read(buffer); - if (bytesRead == -1) { - break; - } - out.write(buffer, 0, bytesRead); - } - final byte[] tmpbuf = out.toByteArray(); - @SuppressWarnings("resource") - final OtpInputStream ibuf = new OtpInputStream(tmpbuf, 0); - ibuf.read4BE(); // read port int - // final int port = ibuf.read4BE(); - // check if port = epmdPort - - final int n = tmpbuf.length; - final byte[] buf = new byte[n - 4]; - System.arraycopy(tmpbuf, 4, buf, 0, n - 4); - final String all = OtpErlangString.newString(buf); - return all.split("\n"); - } finally { - if (s != null) { - s.close(); - } - } - - } catch (final IOException e) { - if (traceLevel >= traceThreshold) { - System.out.println("<- (no response)"); - } - throw new IOException( - "Nameserver not responding when requesting names"); - } catch (final OtpErlangDecodeException e) { - if (traceLevel >= traceThreshold) { - System.out.println("<- (invalid response)"); - } - throw new IOException( - "Nameserver not responding when requesting names"); - } + throws IOException { + Socket s = null; + + try { + @SuppressWarnings("resource") + final OtpOutputStream obuf = new OtpOutputStream(); + try { + s = new Socket(address, EpmdPort.get()); + + obuf.write2BE(1); + obuf.write1(names4req); + // send request + obuf.writeTo(s.getOutputStream()); + + if (traceLevel >= traceThreshold) { + System.out.println("-> NAMES (r4) "); + } + + // get reply + final byte[] buffer = new byte[256]; + final ByteArrayOutputStream out = new ByteArrayOutputStream(256); + while (true) { + final int bytesRead = s.getInputStream().read(buffer); + if (bytesRead == -1) { + break; + } + out.write(buffer, 0, bytesRead); + } + final byte[] tmpbuf = out.toByteArray(); + @SuppressWarnings("resource") + final OtpInputStream ibuf = new OtpInputStream(tmpbuf, 0); + ibuf.read4BE(); // read port int + // final int port = ibuf.read4BE(); + // check if port = epmdPort + + final int n = tmpbuf.length; + final byte[] buf = new byte[n - 4]; + System.arraycopy(tmpbuf, 4, buf, 0, n - 4); + final String all = OtpErlangString.newString(buf); + return all.split("\n"); + } finally { + if (s != null) { + s.close(); + } + } + + } catch (final IOException e) { + if (traceLevel >= traceThreshold) { + System.out.println("<- (no response)"); + } + throw new IOException( + "Nameserver not responding when requesting names"); + } catch (final OtpErlangDecodeException e) { + if (traceLevel >= traceThreshold) { + System.out.println("<- (invalid response)"); + } + throw new IOException( + "Nameserver not responding when requesting names"); + } } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangAtom.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangAtom.java index bff3e2c0e3..5b2a2baad5 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangAtom.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangAtom.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2013. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang atoms. Atoms can be created from * strings whose length is not more than {@link #maxAtomLength maxAtomLength} @@ -35,72 +34,71 @@ public class OtpErlangAtom extends OtpErlangObject { /** * Create an atom from the given string. - * + * * @param atom - * the string to create the atom from. - * + * the string to create the atom from. + * * @exception java.lang.IllegalArgumentException - * if the string is null or contains more than - * {@link #maxAtomLength maxAtomLength} characters. + * if the string is null or contains more than + * {@link #maxAtomLength maxAtomLength} characters. */ public OtpErlangAtom(final String atom) { - if (atom == null) { - throw new java.lang.IllegalArgumentException( - "null string value"); - } - - if (atom.codePointCount(0, atom.length()) > maxAtomLength) { - throw new java.lang.IllegalArgumentException("Atom may not exceed " - + maxAtomLength + " characters: " + atom); - } - this.atom = atom; + if (atom == null) { + throw new java.lang.IllegalArgumentException("null string value"); + } + + if (atom.codePointCount(0, atom.length()) > maxAtomLength) { + throw new java.lang.IllegalArgumentException("Atom may not exceed " + + maxAtomLength + " characters: " + atom); + } + this.atom = atom; } /** * Create an atom from a stream containing an atom encoded in Erlang * external format. - * + * * @param buf - * the stream containing the encoded atom. - * + * the stream containing the encoded atom. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang atom. + * if the buffer does not contain a valid external + * representation of an Erlang atom. */ public OtpErlangAtom(final OtpInputStream buf) - throws OtpErlangDecodeException { - atom = buf.read_atom(); + throws OtpErlangDecodeException { + atom = buf.read_atom(); } /** * Create an atom whose value is "true" or "false". */ public OtpErlangAtom(final boolean t) { - atom = String.valueOf(t); + atom = String.valueOf(t); } /** * Get the actual string contained in this object. - * + * * @return the raw string contained in this object, without regard to Erlang * quoting rules. - * + * * @see #toString */ public String atomValue() { - return atom; + return atom; } /** * The boolean value of this atom. - * + * * @return the value of this atom expressed as a boolean value. If the atom * consists of the characters "true" (independent of case) the value * will be true. For any other values, the value will be false. - * + * */ public boolean booleanValue() { - return Boolean.valueOf(atomValue()).booleanValue(); + return Boolean.valueOf(atomValue()).booleanValue(); } /** @@ -108,92 +106,91 @@ public class OtpErlangAtom extends OtpErlangObject { * between this method and {link #atomValue atomValue()} is that the * printname is quoted and escaped where necessary, according to the Erlang * rules for atom naming. - * + * * @return the printname representation of this atom object. - * + * * @see #atomValue */ @Override public String toString() { - if (atomNeedsQuoting(atom)) { - return "'" + escapeSpecialChars(atom) + "'"; - } - return atom; + if (atomNeedsQuoting(atom)) { + return "'" + escapeSpecialChars(atom) + "'"; + } + return atom; } /** * Determine if two atoms are equal. - * + * * @param o - * the other object to compare to. - * + * the other object to compare to. + * * @return true if the atoms are equal, false otherwise. */ @Override public boolean equals(final Object o) { - if (!(o instanceof OtpErlangAtom)) { - return false; - } + if (!(o instanceof OtpErlangAtom)) { + return false; + } - final OtpErlangAtom other = (OtpErlangAtom) o; - return this.atom.compareTo(other.atom) == 0; + final OtpErlangAtom other = (OtpErlangAtom) o; + return atom.compareTo(other.atom) == 0; } - + @Override protected int doHashCode() { - return atom.hashCode(); + return atom.hashCode(); } /** * Convert this atom to the equivalent Erlang external representation. - * + * * @param buf - * an output stream to which the encoded atom should be - * written. + * an output stream to which the encoded atom should be written. */ @Override public void encode(final OtpOutputStream buf) { - buf.write_atom(atom); + buf.write_atom(atom); } /* the following four predicates are helpers for the toString() method */ private boolean isErlangDigit(final char c) { - return c >= '0' && c <= '9'; + return c >= '0' && c <= '9'; } private boolean isErlangUpper(final char c) { - return c >= 'A' && c <= 'Z' || c == '_'; + return c >= 'A' && c <= 'Z' || c == '_'; } private boolean isErlangLower(final char c) { - return c >= 'a' && c <= 'z'; + return c >= 'a' && c <= 'z'; } private boolean isErlangLetter(final char c) { - return isErlangLower(c) || isErlangUpper(c); + return isErlangLower(c) || isErlangUpper(c); } // true if the atom should be displayed with quotation marks private boolean atomNeedsQuoting(final String s) { - char c; - - if (s.length() == 0) { - return true; - } - if (!isErlangLower(s.charAt(0))) { - return true; - } - - final int len = s.length(); - for (int i = 1; i < len; i++) { - c = s.charAt(i); - - if (!isErlangLetter(c) && !isErlangDigit(c) && c != '@') { - return true; - } - } - return false; + char c; + + if (s.length() == 0) { + return true; + } + if (!isErlangLower(s.charAt(0))) { + return true; + } + + final int len = s.length(); + for (int i = 1; i < len; i++) { + c = s.charAt(i); + + if (!isErlangLetter(c) && !isErlangDigit(c) && c != '@') { + return true; + } + } + return false; } /* @@ -202,80 +199,80 @@ public class OtpErlangAtom extends OtpErlangObject { * printable. */ private String escapeSpecialChars(final String s) { - char c; - final StringBuffer so = new StringBuffer(); - - final int len = s.length(); - for (int i = 0; i < len; i++) { - c = s.charAt(i); - - /* - * note that some of these escape sequences are unique to Erlang, - * which is why the corresponding 'case' values use octal. The - * resulting string is, of course, in Erlang format. - */ - - switch (c) { - // some special escape sequences - case '\b': - so.append("\\b"); - break; - - case 0177: - so.append("\\d"); - break; - - case 033: - so.append("\\e"); - break; - - case '\f': - so.append("\\f"); - break; - - case '\n': - so.append("\\n"); - break; - - case '\r': - so.append("\\r"); - break; - - case '\t': - so.append("\\t"); - break; - - case 013: - so.append("\\v"); - break; - - case '\\': - so.append("\\\\"); - break; - - case '\'': - so.append("\\'"); - break; - - case '\"': - so.append("\\\""); - break; - - default: - // some other character classes - if (c < 027) { - // control chars show as "\^@", "\^A" etc - so.append("\\^" + (char) ('A' - 1 + c)); - } else if (c > 126) { - // 8-bit chars show as \345 \344 \366 etc - so.append("\\" + Integer.toOctalString(c)); - } else { - // character is printable without modification! - so.append(c); - } - } - } - return new String(so); + char c; + final StringBuffer so = new StringBuffer(); + + final int len = s.length(); + for (int i = 0; i < len; i++) { + c = s.charAt(i); + + /* + * note that some of these escape sequences are unique to Erlang, + * which is why the corresponding 'case' values use octal. The + * resulting string is, of course, in Erlang format. + */ + + switch (c) { + // some special escape sequences + case '\b': + so.append("\\b"); + break; + + case 0177: + so.append("\\d"); + break; + + case 033: + so.append("\\e"); + break; + + case '\f': + so.append("\\f"); + break; + + case '\n': + so.append("\\n"); + break; + + case '\r': + so.append("\\r"); + break; + + case '\t': + so.append("\\t"); + break; + + case 013: + so.append("\\v"); + break; + + case '\\': + so.append("\\\\"); + break; + + case '\'': + so.append("\\'"); + break; + + case '\"': + so.append("\\\""); + break; + + default: + // some other character classes + if (c < 027) { + // control chars show as "\^@", "\^A" etc + so.append("\\^" + (char) ('A' - 1 + c)); + } else if (c > 126) { + // 8-bit chars show as \345 \344 \366 etc + so.append("\\" + Integer.toOctalString(c)); + } else { + // character is printable without modification! + so.append(c); + } + } + } + return new String(so); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangBinary.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangBinary.java index 0891781f8d..c86a7bb05b 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangBinary.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangBinary.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang binaries. Anything that can be * represented as a sequence of bytes can be made into an Erlang binary. @@ -29,58 +28,58 @@ public class OtpErlangBinary extends OtpErlangBitstr { /** * Create a binary from a byte array - * + * * @param bin - * the array of bytes from which to create the binary. + * the array of bytes from which to create the binary. */ public OtpErlangBinary(final byte[] bin) { - super(bin); + super(bin); } /** * Create a binary from a stream containing a binary encoded in Erlang * external format. - * + * * @param buf - * the stream containing the encoded binary. - * + * the stream containing the encoded binary. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang binary. + * if the buffer does not contain a valid external + * representation of an Erlang binary. */ public OtpErlangBinary(final OtpInputStream buf) - throws OtpErlangDecodeException { - super(new byte[0]); - bin = buf.read_binary(); - pad_bits = 0; + throws OtpErlangDecodeException { + super(new byte[0]); + bin = buf.read_binary(); + pad_bits = 0; } /** * Create a binary from an arbitrary Java Object. The object must implement * java.io.Serializable or java.io.Externalizable. - * + * * @param o - * the object to serialize and create this binary from. + * the object to serialize and create this binary from. */ public OtpErlangBinary(final Object o) { - super(o); + super(o); } /** * Convert this binary to the equivalent Erlang external representation. - * + * * @param buf - * an output stream to which the encoded binary should be - * written. + * an output stream to which the encoded binary should be + * written. */ @Override public void encode(final OtpOutputStream buf) { - buf.write_binary(bin); + buf.write_binary(bin); } @Override public Object clone() { - final OtpErlangBinary that = (OtpErlangBinary) super.clone(); - return that; + final OtpErlangBinary that = (OtpErlangBinary) super.clone(); + return that; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangBitstr.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangBitstr.java index 8cb4e0e685..7724892bd3 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangBitstr.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangBitstr.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2007-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -35,249 +35,249 @@ public class OtpErlangBitstr extends OtpErlangObject { /** * Create a bitstr from a byte array - * + * * @param bin - * the array of bytes from which to create the bitstr. + * the array of bytes from which to create the bitstr. */ public OtpErlangBitstr(final byte[] bin) { - this.bin = new byte[bin.length]; - System.arraycopy(bin, 0, this.bin, 0, bin.length); - pad_bits = 0; + this.bin = new byte[bin.length]; + System.arraycopy(bin, 0, this.bin, 0, bin.length); + pad_bits = 0; } /** * Create a bitstr with pad bits from a byte array. - * + * * @param bin - * the array of bytes from which to create the bitstr. + * the array of bytes from which to create the bitstr. * @param pad_bits - * the number of unused bits in the low end of the last byte. + * the number of unused bits in the low end of the last byte. */ public OtpErlangBitstr(final byte[] bin, final int pad_bits) { - this.bin = new byte[bin.length]; - System.arraycopy(bin, 0, this.bin, 0, bin.length); - this.pad_bits = pad_bits; + this.bin = new byte[bin.length]; + System.arraycopy(bin, 0, this.bin, 0, bin.length); + this.pad_bits = pad_bits; - check_bitstr(this.bin, this.pad_bits); + check_bitstr(this.bin, this.pad_bits); } private void check_bitstr(final byte[] abin, final int a_pad_bits) { - if (a_pad_bits < 0 || 7 < a_pad_bits) { - throw new java.lang.IllegalArgumentException( - "Padding must be in range 0..7"); - } - if (a_pad_bits != 0 && abin.length == 0) { - throw new java.lang.IllegalArgumentException( - "Padding on zero length bitstr"); - } - if (abin.length != 0) { - // Make sure padding is zero - abin[abin.length - 1] &= ~((1 << a_pad_bits) - 1); - } + if (a_pad_bits < 0 || 7 < a_pad_bits) { + throw new java.lang.IllegalArgumentException( + "Padding must be in range 0..7"); + } + if (a_pad_bits != 0 && abin.length == 0) { + throw new java.lang.IllegalArgumentException( + "Padding on zero length bitstr"); + } + if (abin.length != 0) { + // Make sure padding is zero + abin[abin.length - 1] &= ~((1 << a_pad_bits) - 1); + } } /** * Create a bitstr from a stream containing a bitstr encoded in Erlang * external format. - * + * * @param buf - * the stream containing the encoded bitstr. - * + * the stream containing the encoded bitstr. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang bitstr. + * if the buffer does not contain a valid external + * representation of an Erlang bitstr. */ public OtpErlangBitstr(final OtpInputStream buf) - throws OtpErlangDecodeException { - final int pbs[] = { 0 }; // This is ugly just to get a value-result - // parameter - bin = buf.read_bitstr(pbs); - pad_bits = pbs[0]; + throws OtpErlangDecodeException { + final int pbs[] = { 0 }; // This is ugly just to get a value-result + // parameter + bin = buf.read_bitstr(pbs); + pad_bits = pbs[0]; - check_bitstr(bin, pad_bits); + check_bitstr(bin, pad_bits); } /** * Create a bitstr from an arbitrary Java Object. The object must implement * java.io.Serializable or java.io.Externalizable. - * + * * @param o - * the object to serialize and create this bitstr from. + * the object to serialize and create this bitstr from. */ public OtpErlangBitstr(final Object o) { - try { - bin = toByteArray(o); - pad_bits = 0; - } catch (final IOException e) { - throw new java.lang.IllegalArgumentException( - "Object must implement Serializable"); - } + try { + bin = toByteArray(o); + pad_bits = 0; + } catch (final IOException e) { + throw new java.lang.IllegalArgumentException( + "Object must implement Serializable"); + } } private static byte[] toByteArray(final Object o) - throws java.io.IOException { + throws java.io.IOException { - if (o == null) { - return null; - } + if (o == null) { + return null; + } - /* need to synchronize use of the shared baos */ - final java.io.ByteArrayOutputStream baos = new ByteArrayOutputStream(); - final java.io.ObjectOutputStream oos = new java.io.ObjectOutputStream( - baos); + /* need to synchronize use of the shared baos */ + final java.io.ByteArrayOutputStream baos = new ByteArrayOutputStream(); + final java.io.ObjectOutputStream oos = new java.io.ObjectOutputStream( + baos); - oos.writeObject(o); - oos.flush(); + oos.writeObject(o); + oos.flush(); - return baos.toByteArray(); + return baos.toByteArray(); } private static Object fromByteArray(final byte[] buf) { - if (buf == null) { - return null; - } + if (buf == null) { + return null; + } - try { - final java.io.ByteArrayInputStream bais = new java.io.ByteArrayInputStream( - buf); - final java.io.ObjectInputStream ois = new java.io.ObjectInputStream( - bais); - return ois.readObject(); - } catch (final java.lang.ClassNotFoundException e) { - } catch (final java.io.IOException e) { - } + try { + final java.io.ByteArrayInputStream bais = new java.io.ByteArrayInputStream( + buf); + final java.io.ObjectInputStream ois = new java.io.ObjectInputStream( + bais); + return ois.readObject(); + } catch (final java.lang.ClassNotFoundException e) { + } catch (final java.io.IOException e) { + } - return null; + return null; } /** * Get the byte array from a bitstr, padded with zero bits in the little end * of the last byte. - * + * * @return the byte array containing the bytes for this bitstr. */ public byte[] binaryValue() { - return bin; + return bin; } /** * Get the size in whole bytes of the bitstr, rest bits in the last byte not * counted. - * + * * @return the number of bytes contained in the bintstr. */ public int size() { - if (pad_bits == 0) { - return bin.length; - } - if (bin.length == 0) { - throw new java.lang.IllegalStateException("Impossible length"); - } - return bin.length - 1; + if (pad_bits == 0) { + return bin.length; + } + if (bin.length == 0) { + throw new java.lang.IllegalStateException("Impossible length"); + } + return bin.length - 1; } /** * Get the number of pad bits in the last byte of the bitstr. The pad bits * are zero and in the little end. - * + * * @return the number of pad bits in the bitstr. */ public int pad_bits() { - return pad_bits; + return pad_bits; } /** * Get the java Object from the bitstr. If the bitstr contains a serialized * Java object, then this method will recreate the object. - * - * + * + * * @return the java Object represented by this bitstr, or null if the bitstr * does not represent a Java Object. */ public Object getObject() { - if (pad_bits != 0) { - return null; - } - return fromByteArray(bin); + if (pad_bits != 0) { + return null; + } + return fromByteArray(bin); } /** * Get the string representation of this bitstr object. A bitstr is printed * as #Bin<N>, where N is the number of bytes contained in the object * or #bin<N-M> if there are M pad bits. - * + * * @return the Erlang string representation of this bitstr. */ @Override public String toString() { - if (pad_bits == 0) { - return "#Bin<" + bin.length + ">"; - } - if (bin.length == 0) { - throw new java.lang.IllegalStateException("Impossible length"); - } - return "#Bin<" + bin.length + "-" + pad_bits + ">"; + if (pad_bits == 0) { + return "#Bin<" + bin.length + ">"; + } + if (bin.length == 0) { + throw new java.lang.IllegalStateException("Impossible length"); + } + return "#Bin<" + bin.length + "-" + pad_bits + ">"; } /** * Convert this bitstr to the equivalent Erlang external representation. - * + * * @param buf - * an output stream to which the encoded bitstr should be - * written. + * an output stream to which the encoded bitstr should be + * written. */ @Override public void encode(final OtpOutputStream buf) { - buf.write_bitstr(bin, pad_bits); + buf.write_bitstr(bin, pad_bits); } /** * Determine if two bitstrs are equal. Bitstrs are equal if they have the * same byte length and tail length, and the array of bytes is identical. - * + * * @param o - * the bitstr to compare to. - * + * the bitstr to compare to. + * * @return true if the bitstrs contain the same bits, false otherwise. */ @Override public boolean equals(final Object o) { - if (!(o instanceof OtpErlangBitstr)) { - return false; - } + if (!(o instanceof OtpErlangBitstr)) { + return false; + } - final OtpErlangBitstr that = (OtpErlangBitstr) o; - if (pad_bits != that.pad_bits) { - return false; - } + final OtpErlangBitstr that = (OtpErlangBitstr) o; + if (pad_bits != that.pad_bits) { + return false; + } - final int len = bin.length; - if (len != that.bin.length) { - return false; - } + final int len = bin.length; + if (len != that.bin.length) { + return false; + } - for (int i = 0; i < len; i++) { - if (bin[i] != that.bin[i]) { - return false; // early exit - } - } + for (int i = 0; i < len; i++) { + if (bin[i] != that.bin[i]) { + return false; // early exit + } + } - return true; + return true; } - + @Override protected int doHashCode() { - OtpErlangObject.Hash hash = new OtpErlangObject.Hash(15); - hash.combine(bin); - hash.combine(pad_bits); - return hash.valueOf(); + final OtpErlangObject.Hash hash = new OtpErlangObject.Hash(15); + hash.combine(bin); + hash.combine(pad_bits); + return hash.valueOf(); } - + @Override public Object clone() { - final OtpErlangBitstr that = (OtpErlangBitstr) super.clone(); - that.bin = bin.clone(); - that.pad_bits = pad_bits; - return that; + final OtpErlangBitstr that = (OtpErlangBitstr) super.clone(); + that.bin = bin.clone(); + that.pad_bits = pad_bits; + return that; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangBoolean.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangBoolean.java index eecd2ea288..3f15317a94 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangBoolean.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangBoolean.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang booleans, which are special cases of * atoms with values 'true' and 'false'. @@ -29,12 +28,12 @@ public class OtpErlangBoolean extends OtpErlangAtom { /** * Create a boolean from the given value - * + * * @param t - * the boolean value to represent as an atom. + * the boolean value to represent as an atom. */ public OtpErlangBoolean(final boolean t) { - super(t); + super(t); } /** @@ -42,13 +41,13 @@ public class OtpErlangBoolean extends OtpErlangAtom { * external format. The value of the boolean will be true if the atom * represented by the stream is "true" without regard to case. For other * atom values, the boolean will have the value false. - * + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang atom. + * if the buffer does not contain a valid external + * representation of an Erlang atom. */ public OtpErlangBoolean(final OtpInputStream buf) - throws OtpErlangDecodeException { - super(buf); + throws OtpErlangDecodeException { + super(buf); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangByte.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangByte.java index eb6f3d8aba..622e31fa3b 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangByte.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangByte.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang integral types. */ @@ -28,32 +27,32 @@ public class OtpErlangByte extends OtpErlangLong { /** * Create an Erlang integer from the given value. - * + * * @param b - * the byte value to use. + * the byte value to use. */ public OtpErlangByte(final byte b) { - super(b); + super(b); } /** * Create an Erlang integer from a stream containing an integer encoded in * Erlang external format. - * + * * @param buf - * the stream containing the encoded value. - * + * the stream containing the encoded value. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang integer. - * + * if the buffer does not contain a valid external + * representation of an Erlang integer. + * * @exception OtpErlangRangeException - * if the value is too large to be represented as a byte. + * if the value is too large to be represented as a byte. */ public OtpErlangByte(final OtpInputStream buf) - throws OtpErlangRangeException, OtpErlangDecodeException { - super(buf); + throws OtpErlangRangeException, OtpErlangDecodeException { + super(buf); - byteValue(); + byteValue(); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangChar.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangChar.java index e7c6dd8ad4..1401716839 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangChar.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangChar.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang integral types. */ @@ -28,32 +27,32 @@ public class OtpErlangChar extends OtpErlangLong { /** * Create an Erlang integer from the given value. - * + * * @param c - * the char value to use. + * the char value to use. */ public OtpErlangChar(final char c) { - super(c); + super(c); } /** * Create an Erlang integer from a stream containing an integer encoded in * Erlang external format. - * + * * @param buf - * the stream containing the encoded value. - * + * the stream containing the encoded value. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang integer. - * + * if the buffer does not contain a valid external + * representation of an Erlang integer. + * * @exception OtpErlangRangeException - * if the value is too large to be represented as a char. + * if the value is too large to be represented as a char. */ public OtpErlangChar(final OtpInputStream buf) - throws OtpErlangRangeException, OtpErlangDecodeException { - super(buf); + throws OtpErlangRangeException, OtpErlangDecodeException { + super(buf); - charValue(); + charValue(); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangDecodeException.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangDecodeException.java index 6986e26908..a7a9e71a08 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangDecodeException.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangDecodeException.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -22,7 +22,7 @@ package com.ericsson.otp.erlang; * Exception raised when an attempt is made to create an Erlang term by decoding * a sequence of bytes that does not represent the type of term that was * requested. - * + * * @see OtpInputStream */ public class OtpErlangDecodeException extends OtpErlangException { @@ -32,6 +32,6 @@ public class OtpErlangDecodeException extends OtpErlangException { * Provides a detailed message. */ public OtpErlangDecodeException(final String msg) { - super(msg); + super(msg); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangDouble.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangDouble.java index e92ce11431..bf0b7d5c11 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangDouble.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangDouble.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang floats and doubles. Erlang defines * only one floating point numeric type, however this class and its subclass @@ -35,96 +34,95 @@ public class OtpErlangDouble extends OtpErlangObject { * Create an Erlang float from the given double value. */ public OtpErlangDouble(final double d) { - this.d = d; + this.d = d; } /** * Create an Erlang float from a stream containing a double encoded in * Erlang external format. - * + * * @param buf - * the stream containing the encoded value. - * + * the stream containing the encoded value. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang float. + * if the buffer does not contain a valid external + * representation of an Erlang float. */ public OtpErlangDouble(final OtpInputStream buf) - throws OtpErlangDecodeException { - d = buf.read_double(); + throws OtpErlangDecodeException { + d = buf.read_double(); } /** * Get the value, as a double. - * + * * @return the value of this object, as a double. */ public double doubleValue() { - return d; + return d; } /** * Get the value, as a float. - * + * * @return the value of this object, as a float. - * + * * @exception OtpErlangRangeException - * if the value cannot be represented as a float. + * if the value cannot be represented as a float. */ public float floatValue() throws OtpErlangRangeException { - final float f = (float) d; + final float f = (float) d; - if (f != d) { - throw new OtpErlangRangeException("Value too large for float: " + d); - } + if (f != d) { + throw new OtpErlangRangeException("Value too large for float: " + d); + } - return f; + return f; } /** * Get the string representation of this double. - * + * * @return the string representation of this double. */ @Override public String toString() { - return "" + d; + return "" + d; } /** * Convert this double to the equivalent Erlang external representation. - * + * * @param buf - * an output stream to which the encoded value should be - * written. + * an output stream to which the encoded value should be written. */ @Override public void encode(final OtpOutputStream buf) { - buf.write_double(d); + buf.write_double(d); } /** * Determine if two floats are equal. Floats are equal if they contain the * same value. - * + * * @param o - * the float to compare to. - * + * the float to compare to. + * * @return true if the floats have the same value. */ @Override public boolean equals(final Object o) { - if (!(o instanceof OtpErlangDouble)) { - return false; - } + if (!(o instanceof OtpErlangDouble)) { + return false; + } - final OtpErlangDouble other = (OtpErlangDouble) o; - return this.d == other.d; + final OtpErlangDouble other = (OtpErlangDouble) o; + return d == other.d; } - + @Override protected int doHashCode() { - Double v = new Double(d); - return v.hashCode(); + final Double v = new Double(d); + return v.hashCode(); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangException.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangException.java index 5b111a56a8..2e250488fa 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangException.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangException.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -28,13 +28,13 @@ public class OtpErlangException extends OtpException { * Provides no message. */ public OtpErlangException() { - super(); + super(); } /** * Provides a detailed message. */ public OtpErlangException(final String msg) { - super(msg); + super(msg); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangExit.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangExit.java index 6b9015c0e5..f4c6f21207 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangExit.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangExit.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -21,13 +21,13 @@ package com.ericsson.otp.erlang; /** * Exception raised when a communication channel is broken. This can be caused * for a number of reasons, for example: - * + * * <ul> - * <li> an error in communication has occurred - * <li> a remote process has sent an exit signal - * <li> a linked process has exited + * <li>an error in communication has occurred + * <li>a remote process has sent an exit signal + * <li>a linked process has exited * </ul> - * + * * @see OtpConnection */ @@ -39,13 +39,13 @@ public class OtpErlangExit extends OtpErlangException { /** * Create an OtpErlangExit exception with the given reason. - * + * * @param reason - * the reason this exit signal has been sent. + * the reason this exit signal has been sent. */ public OtpErlangExit(final OtpErlangObject reason) { - super(reason.toString()); - this.reason = reason; + super(reason.toString()); + this.reason = reason; } /** @@ -53,29 +53,29 @@ public class OtpErlangExit extends OtpErlangException { * Equivalent to <code>OtpErlangExit(new * OtpErlangAtom(reason)</code>. * </p> - * + * * @param reason - * the reason this exit signal has been sent. - * + * the reason this exit signal has been sent. + * * @see #OtpErlangExit(OtpErlangObject) */ public OtpErlangExit(final String reason) { - this(new OtpErlangAtom(reason)); + this(new OtpErlangAtom(reason)); } /** * Create an OtpErlangExit exception with the given reason and sender pid. - * + * * @param reason - * the reason this exit signal has been sent. - * + * the reason this exit signal has been sent. + * * @param pid - * the pid that sent this exit. + * the pid that sent this exit. */ public OtpErlangExit(final OtpErlangObject reason, final OtpErlangPid pid) { - super(reason.toString()); - this.reason = reason; - this.pid = pid; + super(reason.toString()); + this.reason = reason; + this.pid = pid; } /** @@ -83,30 +83,30 @@ public class OtpErlangExit extends OtpErlangException { * Equivalent to <code>OtpErlangExit(new OtpErlangAtom(reason), * pid)</code>. * </p> - * + * * @param reason - * the reason this exit signal has been sent. - * + * the reason this exit signal has been sent. + * * @param pid - * the pid that sent this exit. - * + * the pid that sent this exit. + * * @see #OtpErlangExit(OtpErlangObject, OtpErlangPid) */ public OtpErlangExit(final String reason, final OtpErlangPid pid) { - this(new OtpErlangAtom(reason), pid); + this(new OtpErlangAtom(reason), pid); } /** * Get the reason associated with this exit signal. */ public OtpErlangObject reason() { - return reason; + return reason; } /** * Get the pid that sent this exit. */ public OtpErlangPid pid() { - return pid; + return pid; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangExternalFun.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangExternalFun.java index 09f36b1ff4..80751cae53 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangExternalFun.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangExternalFun.java @@ -1,20 +1,20 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * - * %CopyrightEnd% + * + * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -27,47 +27,47 @@ public class OtpErlangExternalFun extends OtpErlangObject { private final int arity; public OtpErlangExternalFun(final String module, final String function, - final int arity) { - super(); - this.module = module; - this.function = function; - this.arity = arity; + final int arity) { + super(); + this.module = module; + this.function = function; + this.arity = arity; } public OtpErlangExternalFun(final OtpInputStream buf) - throws OtpErlangDecodeException { - final OtpErlangExternalFun f = buf.read_external_fun(); - module = f.module; - function = f.function; - arity = f.arity; + throws OtpErlangDecodeException { + final OtpErlangExternalFun f = buf.read_external_fun(); + module = f.module; + function = f.function; + arity = f.arity; } @Override public void encode(final OtpOutputStream buf) { - buf.write_external_fun(module, function, arity); + buf.write_external_fun(module, function, arity); } @Override public boolean equals(final Object o) { - if (!(o instanceof OtpErlangExternalFun)) { - return false; - } - final OtpErlangExternalFun f = (OtpErlangExternalFun) o; - return module.equals(f.module) && function.equals(f.function) - && arity == f.arity; + if (!(o instanceof OtpErlangExternalFun)) { + return false; + } + final OtpErlangExternalFun f = (OtpErlangExternalFun) o; + return module.equals(f.module) && function.equals(f.function) + && arity == f.arity; } @Override protected int doHashCode() { - OtpErlangObject.Hash hash = new OtpErlangObject.Hash(14); - hash.combine(module.hashCode(), function.hashCode()); - hash.combine(arity); - return hash.valueOf(); + final OtpErlangObject.Hash hash = new OtpErlangObject.Hash(14); + hash.combine(module.hashCode(), function.hashCode()); + hash.combine(arity); + return hash.valueOf(); } - + @Override public String toString() { - return "#Fun<" + module + "." + function + "." + arity + ">"; + return "#Fun<" + module + "." + function + "." + arity + ">"; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangFloat.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangFloat.java index 7d48f848f0..6dcf3e7c3a 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangFloat.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangFloat.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang floats and doubles. */ @@ -30,27 +29,27 @@ public class OtpErlangFloat extends OtpErlangDouble { * Create an Erlang float from the given float value. */ public OtpErlangFloat(final float f) { - super(f); + super(f); } /** * Create an Erlang float from a stream containing a float encoded in Erlang * external format. - * + * * @param buf - * the stream containing the encoded value. - * + * the stream containing the encoded value. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang float. - * + * if the buffer does not contain a valid external + * representation of an Erlang float. + * * @exception OtpErlangRangeException - * if the value cannot be represented as a Java float. + * if the value cannot be represented as a Java float. */ public OtpErlangFloat(final OtpInputStream buf) - throws OtpErlangDecodeException, OtpErlangRangeException { - super(buf); + throws OtpErlangDecodeException, OtpErlangRangeException { + super(buf); - floatValue(); + floatValue(); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangFun.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangFun.java index 05fa0cbb23..2de284029b 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangFun.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangFun.java @@ -1,20 +1,20 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * - * %CopyrightEnd% + * + * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -34,97 +34,97 @@ public class OtpErlangFun extends OtpErlangObject { private final byte[] md5; public OtpErlangFun(final OtpInputStream buf) - throws OtpErlangDecodeException { - final OtpErlangFun f = buf.read_fun(); - pid = f.pid; - module = f.module; - arity = f.arity; - md5 = f.md5; - index = f.index; - old_index = f.old_index; - uniq = f.uniq; - freeVars = f.freeVars; + throws OtpErlangDecodeException { + final OtpErlangFun f = buf.read_fun(); + pid = f.pid; + module = f.module; + arity = f.arity; + md5 = f.md5; + index = f.index; + old_index = f.old_index; + uniq = f.uniq; + freeVars = f.freeVars; } public OtpErlangFun(final OtpErlangPid pid, final String module, - final long index, final long uniq, final OtpErlangObject[] freeVars) { - this.pid = pid; - this.module = module; - arity = -1; - md5 = null; - this.index = index; - old_index = 0; - this.uniq = uniq; - this.freeVars = freeVars; + final long index, final long uniq, final OtpErlangObject[] freeVars) { + this.pid = pid; + this.module = module; + arity = -1; + md5 = null; + this.index = index; + old_index = 0; + this.uniq = uniq; + this.freeVars = freeVars; } public OtpErlangFun(final OtpErlangPid pid, final String module, - final int arity, final byte[] md5, final int index, - final long old_index, final long uniq, - final OtpErlangObject[] freeVars) { - this.pid = pid; - this.module = module; - this.arity = arity; - this.md5 = md5; - this.index = index; - this.old_index = old_index; - this.uniq = uniq; - this.freeVars = freeVars; + final int arity, final byte[] md5, final int index, + final long old_index, final long uniq, + final OtpErlangObject[] freeVars) { + this.pid = pid; + this.module = module; + this.arity = arity; + this.md5 = md5; + this.index = index; + this.old_index = old_index; + this.uniq = uniq; + this.freeVars = freeVars; } @Override public void encode(final OtpOutputStream buf) { - buf - .write_fun(pid, module, old_index, arity, md5, index, uniq, - freeVars); + buf.write_fun(pid, module, old_index, arity, md5, index, uniq, freeVars); } @Override public boolean equals(final Object o) { - if (!(o instanceof OtpErlangFun)) { - return false; - } - final OtpErlangFun f = (OtpErlangFun) o; - if (!pid.equals(f.pid) || !module.equals(f.module) || arity != f.arity) { - return false; - } - if (md5 == null) { - if (f.md5 != null) { - return false; - } - } else { - if (!Arrays.equals(md5, f.md5)) { - return false; - } - } - if (index != f.index || uniq != f.uniq) { - return false; - } - if (freeVars == null) { - return f.freeVars == null; - } - return Arrays.equals(freeVars, f.freeVars); + if (!(o instanceof OtpErlangFun)) { + return false; + } + final OtpErlangFun f = (OtpErlangFun) o; + if (!pid.equals(f.pid) || !module.equals(f.module) || arity != f.arity) { + return false; + } + if (md5 == null) { + if (f.md5 != null) { + return false; + } + } else { + if (!Arrays.equals(md5, f.md5)) { + return false; + } + } + if (index != f.index || uniq != f.uniq) { + return false; + } + if (freeVars == null) { + return f.freeVars == null; + } + return Arrays.equals(freeVars, f.freeVars); } - + @Override protected int doHashCode() { - OtpErlangObject.Hash hash = new OtpErlangObject.Hash(1); - hash.combine(pid.hashCode(), module.hashCode()); - hash.combine(arity); - if (md5 != null) hash.combine(md5); - hash.combine(index); - hash.combine(uniq); - if (freeVars != null) { - for (OtpErlangObject o: freeVars) { - hash.combine(o.hashCode(), 1); - } - } - return hash.valueOf(); + final OtpErlangObject.Hash hash = new OtpErlangObject.Hash(1); + hash.combine(pid.hashCode(), module.hashCode()); + hash.combine(arity); + if (md5 != null) { + hash.combine(md5); + } + hash.combine(index); + hash.combine(uniq); + if (freeVars != null) { + for (final OtpErlangObject o : freeVars) { + hash.combine(o.hashCode(), 1); + } + } + return hash.valueOf(); } - + @Override public String toString() { - return "#Fun<" + module + "." + old_index + "." + uniq + ">"; + return "#Fun<" + module + "." + old_index + "." + uniq + ">"; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangInt.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangInt.java index 741fc29dd0..628e3f6e6e 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangInt.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangInt.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang integral types. */ @@ -28,32 +27,32 @@ public class OtpErlangInt extends OtpErlangLong { /** * Create an Erlang integer from the given value. - * + * * @param i - * the int value to use. + * the int value to use. */ public OtpErlangInt(final int i) { - super(i); + super(i); } /** * Create an Erlang integer from a stream containing an integer encoded in * Erlang external format. - * + * * @param buf - * the stream containing the encoded value. - * + * the stream containing the encoded value. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang integer. - * + * if the buffer does not contain a valid external + * representation of an Erlang integer. + * * @exception OtpErlangRangeException - * if the value is too large to be represented as an int. + * if the value is too large to be represented as an int. */ public OtpErlangInt(final OtpInputStream buf) - throws OtpErlangRangeException, OtpErlangDecodeException { - super(buf); + throws OtpErlangRangeException, OtpErlangDecodeException { + super(buf); - intValue(); + intValue(); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangList.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangList.java index 9f7c5f5499..990e50ddcd 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangList.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangList.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -24,12 +24,12 @@ import java.util.NoSuchElementException; /** * Provides a Java representation of Erlang lists. Lists are created from zero * or more arbitrary Erlang terms. - * + * * <p> * The arity of the list is the number of elements it contains. */ public class OtpErlangList extends OtpErlangObject implements - Iterable<OtpErlangObject> { + Iterable<OtpErlangObject> { // don't change this! private static final long serialVersionUID = 5999112769036676548L; @@ -43,69 +43,69 @@ public class OtpErlangList extends OtpErlangObject implements * Create an empty list. */ public OtpErlangList() { - elems = NO_ELEMENTS; + elems = NO_ELEMENTS; } /** - * Create a list of Erlang integers representing Unicode codePoints. - * This method does not check if the string contains valid code points. - * + * Create a list of Erlang integers representing Unicode codePoints. This + * method does not check if the string contains valid code points. + * * @param str * the characters from which to create the list. */ public OtpErlangList(final String str) { - if (str == null || str.length() == 0) { - elems = NO_ELEMENTS; - } else { - final int[] codePoints = OtpErlangString.stringToCodePoints(str); - elems = new OtpErlangObject[codePoints.length]; - for (int i = 0; i < elems.length; i++) { - elems[i] = new OtpErlangInt(codePoints[i]); - } - } + if (str == null || str.length() == 0) { + elems = NO_ELEMENTS; + } else { + final int[] codePoints = OtpErlangString.stringToCodePoints(str); + elems = new OtpErlangObject[codePoints.length]; + for (int i = 0; i < elems.length; i++) { + elems[i] = new OtpErlangInt(codePoints[i]); + } + } } /** * Create a list containing one element. - * + * * @param elem * the elememet to make the list from. */ public OtpErlangList(final OtpErlangObject elem) { - elems = new OtpErlangObject[] { elem }; + elems = new OtpErlangObject[] { elem }; } /** * Create a list from an array of arbitrary Erlang terms. - * + * * @param elems * the array of terms from which to create the list. */ public OtpErlangList(final OtpErlangObject[] elems) { - this(elems, 0, elems.length); + this(elems, 0, elems.length); } /** * Create a list from an array of arbitrary Erlang terms. Tail can be * specified, if not null, the list will not be proper. - * + * * @param elems * array of terms from which to create the list * @param lastTail * @throws OtpErlangException */ public OtpErlangList(final OtpErlangObject[] elems, - final OtpErlangObject lastTail) throws OtpErlangException { - this(elems, 0, elems.length); - if (elems.length == 0 && lastTail != null) { - throw new OtpErlangException("Bad list, empty head, non-empty tail"); - } - this.lastTail = lastTail; + final OtpErlangObject lastTail) throws OtpErlangException { + this(elems, 0, elems.length); + if (elems.length == 0 && lastTail != null) { + throw new OtpErlangException("Bad list, empty head, non-empty tail"); + } + this.lastTail = lastTail; } /** * Create a list from an array of arbitrary Erlang terms. - * + * * @param elems * the array of terms from which to create the list. * @param start @@ -114,152 +114,152 @@ public class OtpErlangList extends OtpErlangObject implements * the number of terms to insert. */ public OtpErlangList(final OtpErlangObject[] elems, final int start, - final int count) { - if (elems != null && count > 0) { - this.elems = new OtpErlangObject[count]; - System.arraycopy(elems, start, this.elems, 0, count); - } else { - this.elems = NO_ELEMENTS; - } + final int count) { + if (elems != null && count > 0) { + this.elems = new OtpErlangObject[count]; + System.arraycopy(elems, start, this.elems, 0, count); + } else { + this.elems = NO_ELEMENTS; + } } /** * Create a list from a stream containing an list encoded in Erlang external * format. - * + * * @param buf * the stream containing the encoded list. - * + * * @exception OtpErlangDecodeException * if the buffer does not contain a valid external * representation of an Erlang list. */ public OtpErlangList(final OtpInputStream buf) - throws OtpErlangDecodeException { - final int arity = buf.read_list_head(); - if (arity > 0) { - elems = new OtpErlangObject[arity]; - for (int i = 0; i < arity; i++) { - elems[i] = buf.read_any(); - } - /* discard the terminating nil (empty list) or read tail */ - if (buf.peek1() == OtpExternal.nilTag) { - buf.read_nil(); - } else { - lastTail = buf.read_any(); - } - } else { - elems = NO_ELEMENTS; - } + throws OtpErlangDecodeException { + final int arity = buf.read_list_head(); + if (arity > 0) { + elems = new OtpErlangObject[arity]; + for (int i = 0; i < arity; i++) { + elems[i] = buf.read_any(); + } + /* discard the terminating nil (empty list) or read tail */ + if (buf.peek1() == OtpExternal.nilTag) { + buf.read_nil(); + } else { + lastTail = buf.read_any(); + } + } else { + elems = NO_ELEMENTS; + } } /** * Get the arity of the list. - * + * * @return the number of elements contained in the list. */ public int arity() { - return elems.length; + return elems.length; } /** * Get the specified element from the list. - * + * * @param i * the index of the requested element. List elements are numbered * as array elements, starting at 0. - * + * * @return the requested element, of null if i is not a valid element index. */ public OtpErlangObject elementAt(final int i) { - if (i >= arity() || i < 0) { - return null; - } - return elems[i]; + if (i >= arity() || i < 0) { + return null; + } + return elems[i]; } /** * Get all the elements from the list as an array. - * + * * @return an array containing all of the list's elements. */ public OtpErlangObject[] elements() { - if (arity() == 0) { - return NO_ELEMENTS; + if (arity() == 0) { + return NO_ELEMENTS; + } + final OtpErlangObject[] res = new OtpErlangObject[arity()]; + System.arraycopy(elems, 0, res, 0, res.length); + return res; } - final OtpErlangObject[] res = new OtpErlangObject[arity()]; - System.arraycopy(elems, 0, res, 0, res.length); - return res; - } /** * Get the string representation of the list. - * + * * @return the string representation of the list. */ @Override public String toString() { - return toString(0); + return toString(0); } protected String toString(final int start) { - final StringBuffer s = new StringBuffer(); - s.append("["); - - for (int i = start; i < arity(); i++) { - if (i > start) { - s.append(","); - } - s.append(elems[i].toString()); - } - if (lastTail != null) { - s.append("|").append(lastTail.toString()); - } - s.append("]"); - - return s.toString(); + final StringBuffer s = new StringBuffer(); + s.append("["); + + for (int i = start; i < arity(); i++) { + if (i > start) { + s.append(","); + } + s.append(elems[i].toString()); + } + if (lastTail != null) { + s.append("|").append(lastTail.toString()); + } + s.append("]"); + + return s.toString(); } /** * Convert this list to the equivalent Erlang external representation. Note * that this method never encodes lists as strings, even when it is possible * to do so. - * + * * @param buf * An output stream to which the encoded list should be written. - * + * */ @Override public void encode(final OtpOutputStream buf) { - encode(buf, 0); + encode(buf, 0); } protected void encode(final OtpOutputStream buf, final int start) { - final int arity = arity() - start; - - if (arity > 0) { - buf.write_list_head(arity); - - for (int i = start; i < arity + start; i++) { - buf.write_any(elems[i]); - } - } - if (lastTail == null) { - buf.write_nil(); - } else { - buf.write_any(lastTail); - } + final int arity = arity() - start; + + if (arity > 0) { + buf.write_list_head(arity); + + for (int i = start; i < arity + start; i++) { + buf.write_any(elems[i]); + } + } + if (lastTail == null) { + buf.write_nil(); + } else { + buf.write_any(lastTail); + } } /** * Determine if two lists are equal. Lists are equal if they have the same * arity and all of the elements are equal. - * + * * @param o * the list to compare to. - * + * * @return true if the lists have the same arity and all the elements are * equal. */ @@ -267,236 +267,234 @@ public class OtpErlangList extends OtpErlangObject implements @Override public boolean equals(final Object o) { - /* - * Be careful to use methods even for "this", so that equals work also - * for sublists - */ - - if (!(o instanceof OtpErlangList)) { - return false; - } - - final OtpErlangList l = (OtpErlangList) o; - - final int a = arity(); - if (a != l.arity()) { - return false; - } - for (int i = 0; i < a; i++) { - if (!elementAt(i).equals(l.elementAt(i))) { - return false; // early exit - } - } - final OtpErlangObject otherTail = l.getLastTail(); - if (getLastTail() == null && otherTail == null) { - return true; - } - if (getLastTail() == null) { - return false; - } - return getLastTail().equals(l.getLastTail()); + /* + * Be careful to use methods even for "this", so that equals work also + * for sublists + */ + + if (!(o instanceof OtpErlangList)) { + return false; + } + + final OtpErlangList l = (OtpErlangList) o; + + final int a = arity(); + if (a != l.arity()) { + return false; + } + for (int i = 0; i < a; i++) { + if (!elementAt(i).equals(l.elementAt(i))) { + return false; // early exit + } + } + final OtpErlangObject otherTail = l.getLastTail(); + if (getLastTail() == null && otherTail == null) { + return true; + } + if (getLastTail() == null) { + return false; + } + return getLastTail().equals(l.getLastTail()); } public OtpErlangObject getLastTail() { - return lastTail; + return lastTail; } - + @Override protected int doHashCode() { - OtpErlangObject.Hash hash = new OtpErlangObject.Hash(4); - final int a = arity(); - if (a == 0) { - return (int)3468870702L; - } - for (int i = 0; i < a; i++) { - hash.combine(elementAt(i).hashCode()); - } - final OtpErlangObject t = getLastTail(); - if (t != null) { - int h = t.hashCode(); - hash.combine(h, h); - } - return hash.valueOf(); + final OtpErlangObject.Hash hash = new OtpErlangObject.Hash(4); + final int a = arity(); + if (a == 0) { + return (int) 3468870702L; + } + for (int i = 0; i < a; i++) { + hash.combine(elementAt(i).hashCode()); + } + final OtpErlangObject t = getLastTail(); + if (t != null) { + final int h = t.hashCode(); + hash.combine(h, h); + } + return hash.valueOf(); } - + @Override public Object clone() { - try { - return new OtpErlangList(elements(), getLastTail()); - } catch (final OtpErlangException e) { - throw new AssertionError(this); - } + try { + return new OtpErlangList(elements(), getLastTail()); + } catch (final OtpErlangException e) { + throw new AssertionError(this); + } } public Iterator<OtpErlangObject> iterator() { - return iterator(0); + return iterator(0); } private Iterator<OtpErlangObject> iterator(final int start) { - return new Itr(start); + return new Itr(start); } /** * @return true if the list is proper, i.e. the last tail is nil */ public boolean isProper() { - return lastTail == null; + return lastTail == null; } public OtpErlangObject getHead() { - if (arity() > 0) { - return elems[0]; - } - return null; + if (arity() > 0) { + return elems[0]; + } + return null; } public OtpErlangObject getTail() { - return getNthTail(1); + return getNthTail(1); } public OtpErlangObject getNthTail(final int n) { - final int arity = arity(); - if (arity >= n) { - if (arity == n && lastTail != null) { - return lastTail; - } - return new SubList(this, n); - } - return null; + final int arity = arity(); + if (arity >= n) { + if (arity == n && lastTail != null) { + return lastTail; + } + return new SubList(this, n); + } + return null; } /** - * Convert a list of integers into a Unicode string, - * interpreting each integer as a Unicode code point value. - * - * @return A java.lang.String object created through its - * constructor String(int[], int, int). + * Convert a list of integers into a Unicode string, interpreting each + * integer as a Unicode code point value. + * + * @return A java.lang.String object created through its constructor + * String(int[], int, int). * * @exception OtpErlangException - * for non-proper and non-integer lists. + * for non-proper and non-integer lists. * * @exception OtpErlangRangeException - * if any integer does not fit into a Java int. + * if any integer does not fit into a Java int. * * @exception java.security.InvalidParameterException - * if any integer is not within the Unicode range. + * if any integer is not within the Unicode range. * * @see String#String(int[], int, int) * */ public String stringValue() throws OtpErlangException { - if (! isProper()) { - throw new OtpErlangException("Non-proper list: " + this); - } - final int[] values = new int[arity()]; - for (int i = 0; i < values.length; ++i) { - final OtpErlangObject o = elementAt(i); - if (! (o instanceof OtpErlangLong)) { - throw new OtpErlangException("Non-integer term: " + o); - } - final OtpErlangLong l = (OtpErlangLong) o; - values[i] = l.intValue(); - } - return new String(values, 0, values.length); + if (!isProper()) { + throw new OtpErlangException("Non-proper list: " + this); + } + final int[] values = new int[arity()]; + for (int i = 0; i < values.length; ++i) { + final OtpErlangObject o = elementAt(i); + if (!(o instanceof OtpErlangLong)) { + throw new OtpErlangException("Non-integer term: " + o); + } + final OtpErlangLong l = (OtpErlangLong) o; + values[i] = l.intValue(); + } + return new String(values, 0, values.length); } - - public static class SubList extends OtpErlangList { - private static final long serialVersionUID = OtpErlangList.serialVersionUID; - - private final int start; - - private final OtpErlangList parent; - - private SubList(final OtpErlangList parent, final int start) { - super(); - this.parent = parent; - this.start = start; - } - - @Override - public int arity() { - return parent.arity() - start; - } - - @Override - public OtpErlangObject elementAt(final int i) { - return parent.elementAt(i + start); - } - - @Override - public OtpErlangObject[] elements() { - final int n = parent.arity() - start; - final OtpErlangObject[] res = new OtpErlangObject[n]; - for (int i = 0; i < res.length; i++) { - res[i] = parent.elementAt(i + start); - } - return res; - } - - @Override - public boolean isProper() { - return parent.isProper(); - } - - @Override - public OtpErlangObject getHead() { - return parent.elementAt(start); - } - - @Override - public OtpErlangObject getNthTail(final int n) { - return parent.getNthTail(n + start); - } - - @Override - public String toString() { - return parent.toString(start); - } - - @Override - public void encode(final OtpOutputStream stream) { - parent.encode(stream, start); - } - - @Override - public OtpErlangObject getLastTail() { - return parent.getLastTail(); - } - - @Override - public Iterator<OtpErlangObject> iterator() { - return parent.iterator(start); - } + private static final long serialVersionUID = OtpErlangList.serialVersionUID; + + private final int start; + + private final OtpErlangList parent; + + private SubList(final OtpErlangList parent, final int start) { + super(); + this.parent = parent; + this.start = start; + } + + @Override + public int arity() { + return parent.arity() - start; + } + + @Override + public OtpErlangObject elementAt(final int i) { + return parent.elementAt(i + start); + } + + @Override + public OtpErlangObject[] elements() { + final int n = parent.arity() - start; + final OtpErlangObject[] res = new OtpErlangObject[n]; + for (int i = 0; i < res.length; i++) { + res[i] = parent.elementAt(i + start); + } + return res; + } + + @Override + public boolean isProper() { + return parent.isProper(); + } + + @Override + public OtpErlangObject getHead() { + return parent.elementAt(start); + } + + @Override + public OtpErlangObject getNthTail(final int n) { + return parent.getNthTail(n + start); + } + + @Override + public String toString() { + return parent.toString(start); + } + + @Override + public void encode(final OtpOutputStream stream) { + parent.encode(stream, start); + } + + @Override + public OtpErlangObject getLastTail() { + return parent.getLastTail(); + } + + @Override + public Iterator<OtpErlangObject> iterator() { + return parent.iterator(start); + } } private class Itr implements Iterator<OtpErlangObject> { - /** - * Index of element to be returned by subsequent call to next. - */ - private int cursor; - - private Itr(final int cursor) { - this.cursor = cursor; - } - - public boolean hasNext() { - return cursor < elems.length; - } - - public OtpErlangObject next() { - try { - return elems[cursor++]; - } catch (final IndexOutOfBoundsException e) { - throw new NoSuchElementException(); - } - } - - public void remove() { - throw new UnsupportedOperationException( - "OtpErlangList cannot be modified!"); - } + /** + * Index of element to be returned by subsequent call to next. + */ + private int cursor; + + private Itr(final int cursor) { + this.cursor = cursor; + } + + public boolean hasNext() { + return cursor < elems.length; + } + + public OtpErlangObject next() { + try { + return elems[cursor++]; + } catch (final IndexOutOfBoundsException e) { + throw new NoSuchElementException(); + } + } + + public void remove() { + throw new UnsupportedOperationException( + "OtpErlangList cannot be modified!"); + } } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangLong.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangLong.java index c6021a6ae1..47a691224b 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangLong.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangLong.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -23,11 +23,11 @@ import java.math.BigInteger; /** * Provides a Java representation of Erlang integral types. Erlang does not * distinguish between different integral types, however this class and its - * subclasses {@link OtpErlangByte}, {@link OtpErlangChar}, - * {@link OtpErlangInt}, and {@link OtpErlangShort} attempt to map the Erlang - * types onto the various Java integral types. Two additional classes, - * {@link OtpErlangUInt} and {@link OtpErlangUShort} are provided for Corba - * compatibility. See the documentation for IC for more information. + * subclasses {@link OtpErlangByte}, {@link OtpErlangChar}, {@link OtpErlangInt} + * , and {@link OtpErlangShort} attempt to map the Erlang types onto the various + * Java integral types. Two additional classes, {@link OtpErlangUInt} and + * {@link OtpErlangUShort} are provided for Corba compatibility. See the + * documentation for IC for more information. */ public class OtpErlangLong extends OtpErlangObject { // don't change this! @@ -38,354 +38,353 @@ public class OtpErlangLong extends OtpErlangObject { /** * Create an Erlang integer from the given value. - * + * * @param l - * the long value to use. + * the long value to use. */ public OtpErlangLong(final long l) { - val = l; + val = l; } /** * Create an Erlang integer from the given value. - * + * * @param v - * the big integer value to use. + * the big integer value to use. */ public OtpErlangLong(final BigInteger v) { - if (v == null) { - throw new java.lang.NullPointerException(); - } - if (v.bitLength() < 64) { - val = v.longValue(); - } else { - bigVal = v; - } + if (v == null) { + throw new java.lang.NullPointerException(); + } + if (v.bitLength() < 64) { + val = v.longValue(); + } else { + bigVal = v; + } } /** * Create an Erlang integer from a stream containing an integer encoded in * Erlang external format. - * + * * @param buf - * the stream containing the encoded value. - * + * the stream containing the encoded value. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang integer. + * if the buffer does not contain a valid external + * representation of an Erlang integer. */ public OtpErlangLong(final OtpInputStream buf) - throws OtpErlangDecodeException { - final byte[] b = buf.read_integer_byte_array(); - try { - val = OtpInputStream.byte_array_to_long(b, false); - } catch (final OtpErlangDecodeException e) { - bigVal = new BigInteger(b); - } + throws OtpErlangDecodeException { + final byte[] b = buf.read_integer_byte_array(); + try { + val = OtpInputStream.byte_array_to_long(b, false); + } catch (final OtpErlangDecodeException e) { + bigVal = new BigInteger(b); + } } /** * Get this number as a BigInteger. - * + * * @return the value of this number, as a BigInteger. */ public BigInteger bigIntegerValue() { - if (bigVal != null) { - return bigVal; - } - return BigInteger.valueOf(val); + if (bigVal != null) { + return bigVal; + } + return BigInteger.valueOf(val); } /** * Get this number as a long, or rather truncate all but the least * significant 64 bits from the 2's complement representation of this number * and return them as a long. - * + * * @return the value of this number, as a long. */ public long longValue() { - if (bigVal != null) { - return bigVal.longValue(); - } - return val; + if (bigVal != null) { + return bigVal.longValue(); + } + return val; } /** * Determine if this value can be represented as a long without truncation. - * + * * @return true if this value fits in a long, false otherwise. */ public boolean isLong() { - // To just chech this.bigVal is a wee bit to simple, since - // there just might have be a mean bignum that arrived on - // a stream, and was a long disguised as more than 8 byte integer. - if (bigVal != null) { - return bigVal.bitLength() < 64; - } - return true; + // To just chech this.bigVal is a wee bit to simple, since + // there just might have be a mean bignum that arrived on + // a stream, and was a long disguised as more than 8 byte integer. + if (bigVal != null) { + return bigVal.bitLength() < 64; + } + return true; } /** * Determine if this value can be represented as an unsigned long without * truncation, that is if the value is non-negative and its bit pattern * completely fits in a long. - * + * * @return true if this value is non-negative and fits in a long false * otherwise. */ public boolean isULong() { - // Here we have the same problem as for isLong(), plus - // the whole range 1<<63 .. (1<<64-1) is allowed. - if (bigVal != null) { - return bigVal.signum() >= 0 && bigVal.bitLength() <= 64; - } - return val >= 0; + // Here we have the same problem as for isLong(), plus + // the whole range 1<<63 .. (1<<64-1) is allowed. + if (bigVal != null) { + return bigVal.signum() >= 0 && bigVal.bitLength() <= 64; + } + return val >= 0; } /** * Returns the number of bits in the minimal two's-complement representation * of this BigInteger, excluding a sign bit. - * + * * @return number of bits in the minimal two's-complement representation of * this BigInteger, excluding a sign bit. */ public int bitLength() { - if (bigVal != null) { - return bigVal.bitLength(); - } - if (val == 0 || val == -1) { - return 0; + if (bigVal != null) { + return bigVal.bitLength(); + } + if (val == 0 || val == -1) { + return 0; + } + // Binary search for bit length + int i = 32; // mask length + long m = (1L << i) - 1; // AND mask with ones in little end + if (val < 0) { + m = ~m; // OR mask with ones in big end + for (int j = i >> 1; j > 0; j >>= 1) { // mask delta + if ((val | m) == val) { // mask >= enough + i -= j; + m >>= j; // try less bits + } else { + i += j; + m <<= j; // try more bits + } + } + if ((val | m) != val) { + i++; // mask < enough + } + } else { + for (int j = i >> 1; j > 0; j >>= 1) { // mask delta + if ((val & m) == val) { // mask >= enough + i -= j; + m >>= j; // try less bits + } else { + i += j; + m = m << j | m; // try more bits + } + } + if ((val & m) != val) { + i++; // mask < enough + } + } + return i; } - // Binary search for bit length - int i = 32; // mask length - long m = (1L << i) - 1; // AND mask with ones in little end - if (val < 0) { - m = ~m; // OR mask with ones in big end - for (int j = i >> 1; j > 0; j >>= 1) { // mask delta - if ((val | m) == val) { // mask >= enough - i -= j; - m >>= j; // try less bits - } else { - i += j; - m <<= j; // try more bits - } - } - if ((val | m) != val) { - i++; // mask < enough - } - } else { - for (int j = i >> 1; j > 0; j >>= 1) { // mask delta - if ((val & m) == val) { // mask >= enough - i -= j; - m >>= j; // try less bits - } else { - i += j; - m = m << j | m; // try more bits - } - } - if ((val & m) != val) { - i++; // mask < enough - } - } - return i; - } /** * Return the signum function of this object. - * + * * @return -1, 0 or 1 as the value is negative, zero or positive. */ public int signum() { - if (bigVal != null) { - return bigVal.signum(); - } - return val > 0 ? 1 : val < 0 ? -1 : 0; + if (bigVal != null) { + return bigVal.signum(); + } + return val > 0 ? 1 : val < 0 ? -1 : 0; } /** * Get this number as an int. - * + * * @return the value of this number, as an int. - * + * * @exception OtpErlangRangeException - * if the value is too large to be represented as an int. + * if the value is too large to be represented as an int. */ public int intValue() throws OtpErlangRangeException { - final long l = longValue(); - final int i = (int) l; + final long l = longValue(); + final int i = (int) l; - if (i != l) { - throw new OtpErlangRangeException("Value too large for int: " + val); - } + if (i != l) { + throw new OtpErlangRangeException("Value too large for int: " + val); + } - return i; + return i; } /** * Get this number as a non-negative int. - * + * * @return the value of this number, as an int. - * + * * @exception OtpErlangRangeException - * if the value is too large to be represented as an int, - * or if the value is negative. + * if the value is too large to be represented as an int, or + * if the value is negative. */ public int uIntValue() throws OtpErlangRangeException { - final long l = longValue(); - final int i = (int) l; + final long l = longValue(); + final int i = (int) l; - if (i != l) { - throw new OtpErlangRangeException("Value too large for int: " + val); - } else if (i < 0) { - throw new OtpErlangRangeException("Value not positive: " + val); - } + if (i != l) { + throw new OtpErlangRangeException("Value too large for int: " + val); + } else if (i < 0) { + throw new OtpErlangRangeException("Value not positive: " + val); + } - return i; + return i; } /** * Get this number as a short. - * + * * @return the value of this number, as a short. - * + * * @exception OtpErlangRangeException - * if the value is too large to be represented as a - * short. + * if the value is too large to be represented as a short. */ public short shortValue() throws OtpErlangRangeException { - final long l = longValue(); - final short i = (short) l; + final long l = longValue(); + final short i = (short) l; - if (i != l) { - throw new OtpErlangRangeException("Value too large for short: " - + val); - } + if (i != l) { + throw new OtpErlangRangeException("Value too large for short: " + + val); + } - return i; + return i; } /** * Get this number as a non-negative short. - * + * * @return the value of this number, as a short. - * + * * @exception OtpErlangRangeException - * if the value is too large to be represented as a - * short, or if the value is negative. + * if the value is too large to be represented as a short, or + * if the value is negative. */ public short uShortValue() throws OtpErlangRangeException { - final long l = longValue(); - final short i = (short) l; + final long l = longValue(); + final short i = (short) l; - if (i != l) { - throw new OtpErlangRangeException("Value too large for short: " - + val); - } else if (i < 0) { - throw new OtpErlangRangeException("Value not positive: " + val); - } + if (i != l) { + throw new OtpErlangRangeException("Value too large for short: " + + val); + } else if (i < 0) { + throw new OtpErlangRangeException("Value not positive: " + val); + } - return i; + return i; } /** * Get this number as a char. - * + * * @return the char value of this number. - * + * * @exception OtpErlangRangeException - * if the value is too large to be represented as a char. + * if the value is too large to be represented as a char. */ public char charValue() throws OtpErlangRangeException { - final long l = longValue(); - final char i = (char) l; + final long l = longValue(); + final char i = (char) l; - if (i != l) { - throw new OtpErlangRangeException("Value too large for char: " - + val); - } + if (i != l) { + throw new OtpErlangRangeException("Value too large for char: " + + val); + } - return i; + return i; } /** * Get this number as a byte. - * + * * @return the byte value of this number. - * + * * @exception OtpErlangRangeException - * if the value is too large to be represented as a byte. + * if the value is too large to be represented as a byte. */ public byte byteValue() throws OtpErlangRangeException { - final long l = longValue(); - final byte i = (byte) l; + final long l = longValue(); + final byte i = (byte) l; - if (i != l) { - throw new OtpErlangRangeException("Value too large for byte: " - + val); - } + if (i != l) { + throw new OtpErlangRangeException("Value too large for byte: " + + val); + } - return i; + return i; } /** * Get the string representation of this number. - * + * * @return the string representation of this number. */ @Override public String toString() { - if (bigVal != null) { - return "" + bigVal; - } - return "" + val; + if (bigVal != null) { + return "" + bigVal; + } + return "" + val; } /** * Convert this number to the equivalent Erlang external representation. - * + * * @param buf - * an output stream to which the encoded number should be - * written. + * an output stream to which the encoded number should be + * written. */ @Override public void encode(final OtpOutputStream buf) { - if (bigVal != null) { - buf.write_big_integer(bigVal); - } else { - buf.write_long(val); - } + if (bigVal != null) { + buf.write_big_integer(bigVal); + } else { + buf.write_long(val); + } } /** * Determine if two numbers are equal. Numbers are equal if they contain the * same value. - * + * * @param o - * the number to compare to. - * + * the number to compare to. + * * @return true if the numbers have the same value. */ @Override public boolean equals(final Object o) { - if (!(o instanceof OtpErlangLong)) { - return false; - } - - final OtpErlangLong that = (OtpErlangLong) o; - - if (bigVal != null && that.bigVal != null) { - return bigVal.equals(that.bigVal); - } else if (bigVal == null && that.bigVal == null) { - return val == that.val; - } - return false; + if (!(o instanceof OtpErlangLong)) { + return false; + } + + final OtpErlangLong that = (OtpErlangLong) o; + + if (bigVal != null && that.bigVal != null) { + return bigVal.equals(that.bigVal); + } else if (bigVal == null && that.bigVal == null) { + return val == that.val; + } + return false; } - + @Override protected int doHashCode() { - if (bigVal != null) { - return bigVal.hashCode(); - } - return BigInteger.valueOf(val).hashCode(); + if (bigVal != null) { + return bigVal.hashCode(); + } + return BigInteger.valueOf(val).hashCode(); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangMap.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangMap.java index 7f1a64b87d..7f2621923a 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangMap.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangMap.java @@ -18,15 +18,14 @@ */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang maps. Maps are created from one or * more arbitrary Erlang terms. - * + * * <p> * The arity of the map is the number of elements it contains. The keys and * values can be retrieved as arrays and the value for a key can be queried. - * + * */ public class OtpErlangMap extends OtpErlangObject { // don't change this! @@ -39,23 +38,23 @@ public class OtpErlangMap extends OtpErlangObject { /** * Create a map from an array of keys and an array of values. - * + * * @param keys * the array of terms to create the map keys from. * @param values * the array of terms to create the map values from. - * + * * @exception java.lang.IllegalArgumentException * if any array is empty (null) or contains null elements. */ public OtpErlangMap(final OtpErlangObject[] keys, - final OtpErlangObject[] values) { - this(keys, 0, keys.length, values, 0, values.length); + final OtpErlangObject[] values) { + this(keys, 0, keys.length, values, 0, values.length); } /** * Create a map from an array of terms. - * + * * @param keys * the array of terms to create the map from. * @param kstart @@ -68,228 +67,228 @@ public class OtpErlangMap extends OtpErlangObject { * the offset of the first value to insert. * @param vcount * the number of values to insert. - * + * * @exception java.lang.IllegalArgumentException * if any array is empty (null) or contains null elements. * @exception java.lang.IllegalArgumentException * if kcount and vcount differ. */ public OtpErlangMap(final OtpErlangObject[] keys, final int kstart, - final int kcount, final OtpErlangObject[] values, final int vstart, - final int vcount) { - if (keys == null || values == null) { - throw new java.lang.IllegalArgumentException( - "Map content can't be null"); - } else if (kcount != vcount) { - throw new java.lang.IllegalArgumentException( - "Map keys and values must have same arity"); - } else if (vcount < 1) { - this.keys = NO_ELEMENTS; - this.values = NO_ELEMENTS; - } else { - this.keys = new OtpErlangObject[vcount]; - for (int i = 0; i < vcount; i++) { - if (keys[kstart + i] != null) { - this.keys[i] = keys[kstart + i]; - } else { - throw new java.lang.IllegalArgumentException( - "Map key cannot be null (element" + (kstart + i) - + ")"); - } - } - this.values = new OtpErlangObject[vcount]; - for (int i = 0; i < vcount; i++) { - if (values[vstart + i] != null) { - this.values[i] = values[vstart + i]; - } else { - throw new java.lang.IllegalArgumentException( - "Map value cannot be null (element" + (vstart + i) - + ")"); - } - } - } + final int kcount, final OtpErlangObject[] values, final int vstart, + final int vcount) { + if (keys == null || values == null) { + throw new java.lang.IllegalArgumentException( + "Map content can't be null"); + } else if (kcount != vcount) { + throw new java.lang.IllegalArgumentException( + "Map keys and values must have same arity"); + } else if (vcount < 1) { + this.keys = NO_ELEMENTS; + this.values = NO_ELEMENTS; + } else { + this.keys = new OtpErlangObject[vcount]; + for (int i = 0; i < vcount; i++) { + if (keys[kstart + i] != null) { + this.keys[i] = keys[kstart + i]; + } else { + throw new java.lang.IllegalArgumentException( + "Map key cannot be null (element" + (kstart + i) + + ")"); + } + } + this.values = new OtpErlangObject[vcount]; + for (int i = 0; i < vcount; i++) { + if (values[vstart + i] != null) { + this.values[i] = values[vstart + i]; + } else { + throw new java.lang.IllegalArgumentException( + "Map value cannot be null (element" + (vstart + i) + + ")"); + } + } + } } /** * Create a map from a stream containing a map encoded in Erlang external * format. - * + * * @param buf * the stream containing the encoded map. - * + * * @exception OtpErlangDecodeException * if the buffer does not contain a valid external * representation of an Erlang map. */ public OtpErlangMap(final OtpInputStream buf) - throws OtpErlangDecodeException { - final int arity = buf.read_map_head(); + throws OtpErlangDecodeException { + final int arity = buf.read_map_head(); - if (arity > 0) { - keys = new OtpErlangObject[arity]; - values = new OtpErlangObject[arity]; + if (arity > 0) { + keys = new OtpErlangObject[arity]; + values = new OtpErlangObject[arity]; - for (int i = 0; i < arity; i++) { - keys[i] = buf.read_any(); - values[i] = buf.read_any(); - } - } else { - keys = NO_ELEMENTS; - values = NO_ELEMENTS; - } + for (int i = 0; i < arity; i++) { + keys[i] = buf.read_any(); + values[i] = buf.read_any(); + } + } else { + keys = NO_ELEMENTS; + values = NO_ELEMENTS; + } } /** * Get the arity of the map. - * + * * @return the number of elements contained in the map. */ public int arity() { - return keys.length; + return keys.length; } /** * Get the specified value from the map. - * + * * @param key * the key of the requested value. - * + * * @return the requested value, of null if key is not a valid key. */ public OtpErlangObject get(final OtpErlangObject key) { - if (key == null) { - return null; - } - for (int i = 0; i < keys.length; i++) { - if (key.equals(keys[i])) { - return values[i]; - } - } - return null; + if (key == null) { + return null; + } + for (int i = 0; i < keys.length; i++) { + if (key.equals(keys[i])) { + return values[i]; + } + } + return null; } /** * Get all the keys from the map as an array. - * + * * @return an array containing all of the map's keys. */ public OtpErlangObject[] keys() { - final OtpErlangObject[] res = new OtpErlangObject[arity()]; - System.arraycopy(keys, 0, res, 0, res.length); - return res; + final OtpErlangObject[] res = new OtpErlangObject[arity()]; + System.arraycopy(keys, 0, res, 0, res.length); + return res; } /** * Get all the values from the map as an array. - * + * * @return an array containing all of the map's values. */ public OtpErlangObject[] values() { - final OtpErlangObject[] res = new OtpErlangObject[arity()]; - System.arraycopy(values, 0, res, 0, res.length); - return res; + final OtpErlangObject[] res = new OtpErlangObject[arity()]; + System.arraycopy(values, 0, res, 0, res.length); + return res; } /** * Get the string representation of the map. - * + * * @return the string representation of the map. */ @Override public String toString() { - int i; - final StringBuffer s = new StringBuffer(); - final int arity = values.length; + int i; + final StringBuffer s = new StringBuffer(); + final int arity = values.length; - s.append("#{"); + s.append("#{"); - for (i = 0; i < arity; i++) { - if (i > 0) { - s.append(","); - } - s.append(keys[i].toString()); - s.append(" => "); - s.append(values[i].toString()); - } + for (i = 0; i < arity; i++) { + if (i > 0) { + s.append(","); + } + s.append(keys[i].toString()); + s.append(" => "); + s.append(values[i].toString()); + } - s.append("}"); + s.append("}"); - return s.toString(); + return s.toString(); } /** * Convert this map to the equivalent Erlang external representation. - * + * * @param buf * an output stream to which the encoded map should be written. */ @Override public void encode(final OtpOutputStream buf) { - final int arity = values.length; + final int arity = values.length; - buf.write_map_head(arity); + buf.write_map_head(arity); - for (int i = 0; i < arity; i++) { - buf.write_any(keys[i]); - buf.write_any(values[i]); - } + for (int i = 0; i < arity; i++) { + buf.write_any(keys[i]); + buf.write_any(values[i]); + } } /** * Determine if two maps are equal. Maps are equal if they have the same * arity and all of the elements are equal. - * + * * @param o * the map to compare to. - * + * * @return true if the maps have the same arity and all the elements are * equal. */ @Override public boolean equals(final Object o) { - if (!(o instanceof OtpErlangMap)) { - return false; - } + if (!(o instanceof OtpErlangMap)) { + return false; + } - final OtpErlangMap t = (OtpErlangMap) o; - final int a = arity(); + final OtpErlangMap t = (OtpErlangMap) o; + final int a = arity(); - if (a != t.arity()) { - return false; - } + if (a != t.arity()) { + return false; + } - for (int i = 0; i < a; i++) { - if (!keys[i].equals(t.keys[i])) { - return false; // early exit - } - } - for (int i = 0; i < a; i++) { - if (!values[i].equals(t.values[i])) { - return false; // early exit - } - } + for (int i = 0; i < a; i++) { + if (!keys[i].equals(t.keys[i])) { + return false; // early exit + } + } + for (int i = 0; i < a; i++) { + if (!values[i].equals(t.values[i])) { + return false; // early exit + } + } - return true; + return true; } @Override protected int doHashCode() { - final OtpErlangObject.Hash hash = new OtpErlangObject.Hash(9); - final int a = arity(); - hash.combine(a); - for (int i = 0; i < a; i++) { - hash.combine(keys[i].hashCode()); - } - for (int i = 0; i < a; i++) { - hash.combine(values[i].hashCode()); - } - return hash.valueOf(); + final OtpErlangObject.Hash hash = new OtpErlangObject.Hash(9); + final int a = arity(); + hash.combine(a); + for (int i = 0; i < a; i++) { + hash.combine(keys[i].hashCode()); + } + for (int i = 0; i < a; i++) { + hash.combine(values[i].hashCode()); + } + return hash.valueOf(); } @Override public Object clone() { - final OtpErlangMap newMap = (OtpErlangMap) super.clone(); - newMap.values = values.clone(); - return newMap; + final OtpErlangMap newMap = (OtpErlangMap) super.clone(); + newMap.values = values.clone(); + return newMap; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangObject.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangObject.java index 5215e5887b..7ab160bcdd 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangObject.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangObject.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -26,7 +26,7 @@ import java.io.Serializable; */ public abstract class OtpErlangObject implements Serializable, Cloneable { protected int hashCodeValue = 0; - + // don't change this! static final long serialVersionUID = -8435938572339430044L; @@ -42,10 +42,9 @@ public abstract class OtpErlangObject implements Serializable, Cloneable { * Convert the object according to the rules of the Erlang external format. * This is mainly used for sending Erlang terms in messages, however it can * also be used for storing terms to disk. - * + * * @param buf - * an output stream to which the encoded term should be - * written. + * an output stream to which the encoded term should be written. */ public abstract void encode(OtpOutputStream buf); @@ -54,137 +53,150 @@ public abstract class OtpErlangObject implements Serializable, Cloneable { * corresponding Erlang data type object. This method is normally used when * Erlang terms are received in messages, however it can also be used for * reading terms from disk. - * + * * @param buf - * an input stream containing one or more encoded Erlang - * terms. - * + * an input stream containing one or more encoded Erlang terms. + * * @return an object representing one of the Erlang data types. - * + * * @exception OtpErlangDecodeException - * if the stream does not contain a valid representation - * of an Erlang term. + * if the stream does not contain a valid representation of + * an Erlang term. */ public static OtpErlangObject decode(final OtpInputStream buf) - throws OtpErlangDecodeException { - return buf.read_any(); + throws OtpErlangDecodeException { + return buf.read_any(); } /** * Determine if two Erlang objects are equal. In general, Erlang objects are * equal if the components they consist of are equal. - * + * * @param o - * the object to compare to. - * + * the object to compare to. + * * @return true if the objects are identical. */ @Override public abstract boolean equals(Object o); - + @Override public int hashCode() { - if (hashCodeValue == 0) { - hashCodeValue = doHashCode(); - } - return hashCodeValue; + if (hashCodeValue == 0) { + hashCodeValue = doHashCode(); + } + return hashCodeValue; } - + protected int doHashCode() { - return super.hashCode(); + return super.hashCode(); } - + @Override public Object clone() { - try { - return super.clone(); - } catch (final CloneNotSupportedException e) { - /* cannot happen */ - throw new InternalError(e.toString()); - } + try { + return super.clone(); + } catch (final CloneNotSupportedException e) { + /* cannot happen */ + throw new InternalError(e.toString()); + } } protected final static class Hash { - int abc[] = {0, 0, 0}; - - /* Hash function suggested by Bob Jenkins. - * The same as in the Erlang VM (beam); utils.c. - */ - - private final static int HASH_CONST[] = { - 0, // not used - 0x9e3779b9, // the golden ratio; an arbitrary value - 0x3c6ef372, // (hashHConst[1] * 2) % (1<<32) - 0xdaa66d2b, // 1 3 - 0x78dde6e4, // 1 4 - 0x1715609d, // 1 5 - 0xb54cda56, // 1 6 - 0x5384540f, // 1 7 - 0xf1bbcdc8, // 1 8 - 0x8ff34781, // 1 9 - 0x2e2ac13a, // 1 10 - 0xcc623af3, // 1 11 - 0x6a99b4ac, // 1 12 - 0x08d12e65, // 1 13 - 0xa708a81e, // 1 14 - 0x454021d7, // 1 15 - }; - - protected Hash(int i) { - abc[0] = abc[1] = HASH_CONST[i]; - abc[2] = 0; - } - - //protected Hash() { - // Hash(1); - //} - - private void mix() { - abc[0] -= abc[1]; abc[0] -= abc[2]; abc[0] ^= (abc[2]>>>13); - abc[1] -= abc[2]; abc[1] -= abc[0]; abc[1] ^= (abc[0]<<8); - abc[2] -= abc[0]; abc[2] -= abc[1]; abc[2] ^= (abc[1]>>>13); - abc[0] -= abc[1]; abc[0] -= abc[2]; abc[0] ^= (abc[2]>>>12); - abc[1] -= abc[2]; abc[1] -= abc[0]; abc[1] ^= (abc[0]<<16); - abc[2] -= abc[0]; abc[2] -= abc[1]; abc[2] ^= (abc[1]>>>5); - abc[0] -= abc[1]; abc[0] -= abc[2]; abc[0] ^= (abc[2]>>>3); - abc[1] -= abc[2]; abc[1] -= abc[0]; abc[1] ^= (abc[0]<<10); - abc[2] -= abc[0]; abc[2] -= abc[1]; abc[2] ^= (abc[1]>>>15); - } - - protected void combine(int a) { - abc[0] += a; - mix(); - } - - protected void combine(long a) { - combine((int)(a >>> 32), (int) a); - } - - protected void combine(int a, int b) { - abc[0] += a; - abc[1] += b; - mix(); - } - - protected void combine(byte b[]) { - int j, k; - for (j = 0, k = 0; - j + 4 < b.length; - j += 4, k += 1, k %= 3) { - abc[k] += (b[j+0] & 0xFF) + (b[j+1]<<8 & 0xFF00) - + (b[j+2]<<16 & 0xFF0000) + (b[j+3]<<24); - mix(); - } - for (int n = 0, m = 0xFF; - j < b.length; - j++, n += 8, m <<= 8) { - abc[k] += b[j]<<n & m; - } - mix(); - } - - protected int valueOf() { - return abc[2]; - } + int abc[] = { 0, 0, 0 }; + + /* + * Hash function suggested by Bob Jenkins. The same as in the Erlang VM + * (beam); utils.c. + */ + + private final static int HASH_CONST[] = { 0, // not used + 0x9e3779b9, // the golden ratio; an arbitrary value + 0x3c6ef372, // (hashHConst[1] * 2) % (1<<32) + 0xdaa66d2b, // 1 3 + 0x78dde6e4, // 1 4 + 0x1715609d, // 1 5 + 0xb54cda56, // 1 6 + 0x5384540f, // 1 7 + 0xf1bbcdc8, // 1 8 + 0x8ff34781, // 1 9 + 0x2e2ac13a, // 1 10 + 0xcc623af3, // 1 11 + 0x6a99b4ac, // 1 12 + 0x08d12e65, // 1 13 + 0xa708a81e, // 1 14 + 0x454021d7, // 1 15 + }; + + protected Hash(final int i) { + abc[0] = abc[1] = HASH_CONST[i]; + abc[2] = 0; + } + + // protected Hash() { + // Hash(1); + // } + + private void mix() { + abc[0] -= abc[1]; + abc[0] -= abc[2]; + abc[0] ^= abc[2] >>> 13; + abc[1] -= abc[2]; + abc[1] -= abc[0]; + abc[1] ^= abc[0] << 8; + abc[2] -= abc[0]; + abc[2] -= abc[1]; + abc[2] ^= abc[1] >>> 13; + abc[0] -= abc[1]; + abc[0] -= abc[2]; + abc[0] ^= abc[2] >>> 12; + abc[1] -= abc[2]; + abc[1] -= abc[0]; + abc[1] ^= abc[0] << 16; + abc[2] -= abc[0]; + abc[2] -= abc[1]; + abc[2] ^= abc[1] >>> 5; + abc[0] -= abc[1]; + abc[0] -= abc[2]; + abc[0] ^= abc[2] >>> 3; + abc[1] -= abc[2]; + abc[1] -= abc[0]; + abc[1] ^= abc[0] << 10; + abc[2] -= abc[0]; + abc[2] -= abc[1]; + abc[2] ^= abc[1] >>> 15; + } + + protected void combine(final int a) { + abc[0] += a; + mix(); + } + + protected void combine(final long a) { + combine((int) (a >>> 32), (int) a); + } + + protected void combine(final int a, final int b) { + abc[0] += a; + abc[1] += b; + mix(); + } + + protected void combine(final byte b[]) { + int j, k; + for (j = 0, k = 0; j + 4 < b.length; j += 4, k += 1, k %= 3) { + abc[k] += (b[j + 0] & 0xFF) + (b[j + 1] << 8 & 0xFF00) + + (b[j + 2] << 16 & 0xFF0000) + (b[j + 3] << 24); + mix(); + } + for (int n = 0, m = 0xFF; j < b.length; j++, n += 8, m <<= 8) { + abc[k] += b[j] << n & m; + } + mix(); + } + + protected int valueOf() { + return abc[2]; + } } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPid.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPid.java index 4c9f5c78a3..0f6ba8c538 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPid.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPid.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang PIDs. PIDs represent Erlang * processes and consist of a nodename and a number of integers. @@ -34,172 +33,170 @@ public class OtpErlangPid extends OtpErlangObject implements Comparable<Object> /** * Create a unique Erlang PID belonging to the local node. - * + * * @param self - * the local node. - * + * the local node. + * * @deprecated use OtpLocalNode:createPid() instead */ @Deprecated public OtpErlangPid(final OtpLocalNode self) { - final OtpErlangPid p = self.createPid(); + final OtpErlangPid p = self.createPid(); - id = p.id; - serial = p.serial; - creation = p.creation; - node = p.node; + id = p.id; + serial = p.serial; + creation = p.creation; + node = p.node; } /** * Create an Erlang PID from a stream containing a PID encoded in Erlang * external format. - * + * * @param buf - * the stream containing the encoded PID. - * + * the stream containing the encoded PID. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang PID. + * if the buffer does not contain a valid external + * representation of an Erlang PID. */ public OtpErlangPid(final OtpInputStream buf) - throws OtpErlangDecodeException { - final OtpErlangPid p = buf.read_pid(); + throws OtpErlangDecodeException { + final OtpErlangPid p = buf.read_pid(); - node = p.node(); - id = p.id(); - serial = p.serial(); - creation = p.creation(); + node = p.node(); + id = p.id(); + serial = p.serial(); + creation = p.creation(); } /** * Create an Erlang pid from its components. - * + * * @param node - * the nodename. - * + * the nodename. + * * @param id - * an arbitrary number. Only the low order 15 bits will be - * used. - * + * an arbitrary number. Only the low order 15 bits will be used. + * * @param serial - * another arbitrary number. Only the low order 13 bits will - * be used. - * + * another arbitrary number. Only the low order 13 bits will be + * used. + * * @param creation - * yet another arbitrary number. Only the low order 2 bits - * will be used. + * yet another arbitrary number. Only the low order 2 bits will + * be used. */ public OtpErlangPid(final String node, final int id, final int serial, - final int creation) { - this.node = node; - this.id = id & 0x7fff; // 15 bits - this.serial = serial & 0x1fff; // 13 bits - this.creation = creation & 0x03; // 2 bits + final int creation) { + this.node = node; + this.id = id & 0x7fff; // 15 bits + this.serial = serial & 0x1fff; // 13 bits + this.creation = creation & 0x03; // 2 bits } /** * Get the serial number from the PID. - * + * * @return the serial number from the PID. */ public int serial() { - return serial; + return serial; } /** * Get the id number from the PID. - * + * * @return the id number from the PID. */ public int id() { - return id; + return id; } /** * Get the creation number from the PID. - * + * * @return the creation number from the PID. */ public int creation() { - return creation; + return creation; } /** * Get the node name from the PID. - * + * * @return the node name from the PID. */ public String node() { - return node; + return node; } /** * Get the string representation of the PID. Erlang PIDs are printed as * #Pid<node.id.serial> - * + * * @return the string representation of the PID. */ @Override public String toString() { - return "#Pid<" + node.toString() + "." + id + "." + serial + ">"; + return "#Pid<" + node.toString() + "." + id + "." + serial + ">"; } /** * Convert this PID to the equivalent Erlang external representation. - * + * * @param buf - * an output stream to which the encoded PID should be - * written. + * an output stream to which the encoded PID should be written. */ @Override public void encode(final OtpOutputStream buf) { - buf.write_pid(node, id, serial, creation); + buf.write_pid(node, id, serial, creation); } /** * Determine if two PIDs are equal. PIDs are equal if their components are * equal. - * + * * @param o - * the other PID to compare to. - * + * the other PID to compare to. + * * @return true if the PIDs are equal, false otherwise. */ @Override public boolean equals(final Object o) { - if (!(o instanceof OtpErlangPid)) { - return false; - } + if (!(o instanceof OtpErlangPid)) { + return false; + } - final OtpErlangPid pid = (OtpErlangPid) o; + final OtpErlangPid pid = (OtpErlangPid) o; - return creation == pid.creation && serial == pid.serial && id == pid.id - && node.compareTo(pid.node) == 0; + return creation == pid.creation && serial == pid.serial && id == pid.id + && node.compareTo(pid.node) == 0; } - + @Override protected int doHashCode() { - OtpErlangObject.Hash hash = new OtpErlangObject.Hash(5); - hash.combine(creation, serial); - hash.combine(id, node.hashCode()); - return hash.valueOf(); + final OtpErlangObject.Hash hash = new OtpErlangObject.Hash(5); + hash.combine(creation, serial); + hash.combine(id, node.hashCode()); + return hash.valueOf(); } - + public int compareTo(final Object o) { - if (!(o instanceof OtpErlangPid)) { - return -1; - } - - final OtpErlangPid pid = (OtpErlangPid) o; - if (creation == pid.creation) { - if (serial == pid.serial) { - if (id == pid.id) { - return node.compareTo(pid.node); + if (!(o instanceof OtpErlangPid)) { + return -1; + } + + final OtpErlangPid pid = (OtpErlangPid) o; + if (creation == pid.creation) { + if (serial == pid.serial) { + if (id == pid.id) { + return node.compareTo(pid.node); + } + return id - pid.id; + } + return serial - pid.serial; } - return id - pid.id; - } - return serial - pid.serial; - } - return creation - pid.creation; - } + return creation - pid.creation; } +} diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPort.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPort.java index 8557e17325..fc7345aaff 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPort.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangPort.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang ports. */ @@ -33,136 +32,134 @@ public class OtpErlangPort extends OtpErlangObject { /* * Create a unique Erlang port belonging to the local node. Since it isn't * meaninful to do so, this constructor is private... - * + * * @param self the local node. - * + * * @deprecated use OtpLocalNode:createPort() instead */ @SuppressWarnings("unused") private OtpErlangPort(final OtpSelf self) { - final OtpErlangPort p = self.createPort(); + final OtpErlangPort p = self.createPort(); - id = p.id; - creation = p.creation; - node = p.node; + id = p.id; + creation = p.creation; + node = p.node; } /** * Create an Erlang port from a stream containing a port encoded in Erlang * external format. - * + * * @param buf - * the stream containing the encoded port. - * + * the stream containing the encoded port. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang port. + * if the buffer does not contain a valid external + * representation of an Erlang port. */ public OtpErlangPort(final OtpInputStream buf) - throws OtpErlangDecodeException { - final OtpErlangPort p = buf.read_port(); + throws OtpErlangDecodeException { + final OtpErlangPort p = buf.read_port(); - node = p.node(); - id = p.id(); - creation = p.creation(); + node = p.node(); + id = p.id(); + creation = p.creation(); } /** * Create an Erlang port from its components. - * + * * @param node - * the nodename. - * + * the nodename. + * * @param id - * an arbitrary number. Only the low order 28 bits will be - * used. - * + * an arbitrary number. Only the low order 28 bits will be used. + * * @param creation - * another arbitrary number. Only the low order 2 bits will - * be used. + * another arbitrary number. Only the low order 2 bits will be + * used. */ public OtpErlangPort(final String node, final int id, final int creation) { - this.node = node; - this.id = id & 0xfffffff; // 28 bits - this.creation = creation & 0x03; // 2 bits + this.node = node; + this.id = id & 0xfffffff; // 28 bits + this.creation = creation & 0x03; // 2 bits } /** * Get the id number from the port. - * + * * @return the id number from the port. */ public int id() { - return id; + return id; } /** * Get the creation number from the port. - * + * * @return the creation number from the port. */ public int creation() { - return creation; + return creation; } /** * Get the node name from the port. - * + * * @return the node name from the port. */ public String node() { - return node; + return node; } /** * Get the string representation of the port. Erlang ports are printed as * #Port<node.id>. - * + * * @return the string representation of the port. */ @Override public String toString() { - return "#Port<" + node + "." + id + ">"; + return "#Port<" + node + "." + id + ">"; } /** * Convert this port to the equivalent Erlang external representation. - * + * * @param buf - * an output stream to which the encoded port should be - * written. + * an output stream to which the encoded port should be written. */ @Override public void encode(final OtpOutputStream buf) { - buf.write_port(node, id, creation); + buf.write_port(node, id, creation); } /** * Determine if two ports are equal. Ports are equal if their components are * equal. - * + * * @param o - * the other port to compare to. - * + * the other port to compare to. + * * @return true if the ports are equal, false otherwise. */ @Override public boolean equals(final Object o) { - if (!(o instanceof OtpErlangPort)) { - return false; - } + if (!(o instanceof OtpErlangPort)) { + return false; + } - final OtpErlangPort port = (OtpErlangPort) o; + final OtpErlangPort port = (OtpErlangPort) o; - return creation == port.creation && id == port.id - && node.compareTo(port.node) == 0; + return creation == port.creation && id == port.id + && node.compareTo(port.node) == 0; } - + @Override protected int doHashCode() { - OtpErlangObject.Hash hash = new OtpErlangObject.Hash(6); - hash.combine(creation); - hash.combine(id, node.hashCode()); - return hash.valueOf(); + final OtpErlangObject.Hash hash = new OtpErlangObject.Hash(6); + hash.combine(creation); + hash.combine(id, node.hashCode()); + return hash.valueOf(); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRangeException.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRangeException.java index a78b6df6ef..21732717d3 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRangeException.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRangeException.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -21,7 +21,7 @@ package com.ericsson.otp.erlang; /** * Exception raised when an attempt is made to create an Erlang term with data * that is out of range for the term in question. - * + * * @see OtpErlangByte * @see OtpErlangChar * @see OtpErlangInt @@ -37,6 +37,6 @@ public class OtpErlangRangeException extends OtpErlangException { * Provides a detailed message. */ public OtpErlangRangeException(final String msg) { - super(msg); + super(msg); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRef.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRef.java index 13a83333fa..f8031fb2e6 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRef.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangRef.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang refs. There are two styles of Erlang * refs, old style (one id value) and new style (array of id values). This class @@ -37,203 +36,201 @@ public class OtpErlangRef extends OtpErlangObject { /** * Create a unique Erlang ref belonging to the local node. - * + * * @param self - * the local node. - * + * the local node. + * * @deprecated use OtpLocalNode:createRef() instead */ @Deprecated public OtpErlangRef(final OtpLocalNode self) { - final OtpErlangRef r = self.createRef(); + final OtpErlangRef r = self.createRef(); - ids = r.ids; - creation = r.creation; - node = r.node; + ids = r.ids; + creation = r.creation; + node = r.node; } /** * Create an Erlang ref from a stream containing a ref encoded in Erlang * external format. - * + * * @param buf - * the stream containing the encoded ref. - * + * the stream containing the encoded ref. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang ref. + * if the buffer does not contain a valid external + * representation of an Erlang ref. */ public OtpErlangRef(final OtpInputStream buf) - throws OtpErlangDecodeException { - final OtpErlangRef r = buf.read_ref(); + throws OtpErlangDecodeException { + final OtpErlangRef r = buf.read_ref(); - node = r.node(); - creation = r.creation(); + node = r.node(); + creation = r.creation(); - ids = r.ids(); + ids = r.ids(); } /** * Create an old style Erlang ref from its components. - * + * * @param node - * the nodename. - * + * the nodename. + * * @param id - * an arbitrary number. Only the low order 18 bits will be - * used. - * + * an arbitrary number. Only the low order 18 bits will be used. + * * @param creation - * another arbitrary number. Only the low order 2 bits will - * be used. + * another arbitrary number. Only the low order 2 bits will be + * used. */ public OtpErlangRef(final String node, final int id, final int creation) { - this.node = node; - ids = new int[1]; - ids[0] = id & 0x3ffff; // 18 bits - this.creation = creation & 0x03; // 2 bits + this.node = node; + ids = new int[1]; + ids[0] = id & 0x3ffff; // 18 bits + this.creation = creation & 0x03; // 2 bits } /** * Create a new style Erlang ref from its components. - * + * * @param node - * the nodename. - * + * the nodename. + * * @param ids - * an array of arbitrary numbers. Only the low order 18 bits - * of the first number will be used. If the array contains - * only one number, an old style ref will be written instead. - * At most three numbers will be read from the array. - * + * an array of arbitrary numbers. Only the low order 18 bits of + * the first number will be used. If the array contains only one + * number, an old style ref will be written instead. At most + * three numbers will be read from the array. + * * @param creation - * another arbitrary number. Only the low order 2 bits will - * be used. + * another arbitrary number. Only the low order 2 bits will be + * used. */ public OtpErlangRef(final String node, final int[] ids, final int creation) { - this.node = node; - this.creation = creation & 0x03; // 2 bits + this.node = node; + this.creation = creation & 0x03; // 2 bits - // use at most 82 bits (18 + 32 + 32) - int len = ids.length; - this.ids = new int[3]; - this.ids[0] = 0; - this.ids[1] = 0; - this.ids[2] = 0; + // use at most 82 bits (18 + 32 + 32) + int len = ids.length; + this.ids = new int[3]; + this.ids[0] = 0; + this.ids[1] = 0; + this.ids[2] = 0; - if (len > 3) { - len = 3; - } - System.arraycopy(ids, 0, this.ids, 0, len); - this.ids[0] &= 0x3ffff; // only 18 significant bits in first number + if (len > 3) { + len = 3; + } + System.arraycopy(ids, 0, this.ids, 0, len); + this.ids[0] &= 0x3ffff; // only 18 significant bits in first number } /** * Get the id number from the ref. Old style refs have only one id number. * If this is a new style ref, the first id number is returned. - * + * * @return the id number from the ref. */ public int id() { - return ids[0]; + return ids[0]; } /** * Get the array of id numbers from the ref. If this is an old style ref, * the array is of length 1. If this is a new style ref, the array has * length 3. - * + * * @return the array of id numbers from the ref. */ public int[] ids() { - return ids; + return ids; } /** * Determine whether this is a new style ref. - * + * * @return true if this ref is a new style ref, false otherwise. */ public boolean isNewRef() { - return ids.length > 1; + return ids.length > 1; } /** * Get the creation number from the ref. - * + * * @return the creation number from the ref. */ public int creation() { - return creation; + return creation; } /** * Get the node name from the ref. - * + * * @return the node name from the ref. */ public String node() { - return node; + return node; } /** * Get the string representation of the ref. Erlang refs are printed as * #Ref<node.id> - * + * * @return the string representation of the ref. */ @Override public String toString() { - String s = "#Ref<" + node; + String s = "#Ref<" + node; - for (int i = 0; i < ids.length; i++) { - s += "." + ids[i]; - } + for (int i = 0; i < ids.length; i++) { + s += "." + ids[i]; + } - s += ">"; + s += ">"; - return s; + return s; } /** * Convert this ref to the equivalent Erlang external representation. - * + * * @param buf - * an output stream to which the encoded ref should be - * written. + * an output stream to which the encoded ref should be written. */ @Override public void encode(final OtpOutputStream buf) { - buf.write_ref(node, ids, creation); + buf.write_ref(node, ids, creation); } /** * Determine if two refs are equal. Refs are equal if their components are * equal. New refs and old refs are considered equal if the node, creation * and first id numnber are equal. - * + * * @param o - * the other ref to compare to. - * + * the other ref to compare to. + * * @return true if the refs are equal, false otherwise. */ @Override public boolean equals(final Object o) { - if (!(o instanceof OtpErlangRef)) { - return false; - } + if (!(o instanceof OtpErlangRef)) { + return false; + } - final OtpErlangRef ref = (OtpErlangRef) o; + final OtpErlangRef ref = (OtpErlangRef) o; - if (!(node.equals(ref.node()) && creation == ref.creation())) { - return false; - } + if (!(node.equals(ref.node()) && creation == ref.creation())) { + return false; + } - if (isNewRef() && ref.isNewRef()) { - return ids[0] == ref.ids[0] && ids[1] == ref.ids[1] - && ids[2] == ref.ids[2]; - } - return ids[0] == ref.ids[0]; + if (isNewRef() && ref.isNewRef()) { + return ids[0] == ref.ids[0] && ids[1] == ref.ids[1] + && ids[2] == ref.ids[2]; + } + return ids[0] == ref.ids[0]; } /** @@ -245,18 +242,18 @@ public class OtpErlangRef extends OtpErlangObject { @Override protected int doHashCode() { - OtpErlangObject.Hash hash = new OtpErlangObject.Hash(7); - hash.combine(creation, ids[0]); - if (isNewRef()) { - hash.combine(ids[1], ids[2]); - } - return hash.valueOf(); + final OtpErlangObject.Hash hash = new OtpErlangObject.Hash(7); + hash.combine(creation, ids[0]); + if (isNewRef()) { + hash.combine(ids[1], ids[2]); + } + return hash.valueOf(); } - + @Override public Object clone() { - final OtpErlangRef newRef = (OtpErlangRef) super.clone(); - newRef.ids = ids.clone(); - return newRef; + final OtpErlangRef newRef = (OtpErlangRef) super.clone(); + newRef.ids = ids.clone(); + return newRef; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangShort.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangShort.java index 6ef56defbd..0083066141 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangShort.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangShort.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang integral types. */ @@ -28,34 +27,33 @@ public class OtpErlangShort extends OtpErlangLong { /** * Create an Erlang integer from the given value. - * + * * @param s - * the short value to use. + * the short value to use. */ public OtpErlangShort(final short s) { - super(s); + super(s); } /** * Create an Erlang integer from a stream containing an integer encoded in * Erlang external format. - * + * * @param buf - * the stream containing the encoded value. - * + * the stream containing the encoded value. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang integer. - * + * if the buffer does not contain a valid external + * representation of an Erlang integer. + * * @exception OtpErlangRangeException - * if the value is too large to be represented as a - * short. + * if the value is too large to be represented as a short. */ public OtpErlangShort(final OtpInputStream buf) - throws OtpErlangRangeException, OtpErlangDecodeException { - super(buf); + throws OtpErlangRangeException, OtpErlangDecodeException { + super(buf); - shortValue(); + shortValue(); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java index 1bccfcc567..9e5450ca75 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2012. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -33,75 +33,74 @@ public class OtpErlangString extends OtpErlangObject { * Create an Erlang string from the given string. */ public OtpErlangString(final String str) { - this.str = str; + this.str = str; } /** * Create an Erlang string from a list of integers. * * @throws OtpErlangException - * for non-proper and non-integer lists. + * for non-proper and non-integer lists. * @throws OtpErlangRangeException - * if an integer in the list is not - * a valid Unicode code point according to Erlang. + * if an integer in the list is not a valid Unicode code point + * according to Erlang. */ - public OtpErlangString(final OtpErlangList list) - throws OtpErlangException { - String s = list.stringValue(); - final int n = s.length(); - for (int i = 0; i < n; i = s.offsetByCodePoints(i, 1)) { - int cp = s.codePointAt(i); - if (! isValidCodePoint(cp)) { - throw new OtpErlangRangeException("Invalid CodePoint: " + cp); - } - } - str = s; + public OtpErlangString(final OtpErlangList list) throws OtpErlangException { + final String s = list.stringValue(); + final int n = s.length(); + for (int i = 0; i < n; i = s.offsetByCodePoints(i, 1)) { + final int cp = s.codePointAt(i); + if (!isValidCodePoint(cp)) { + throw new OtpErlangRangeException("Invalid CodePoint: " + cp); + } + } + str = s; } /** * Create an Erlang string from a stream containing a string encoded in * Erlang external format. - * + * * @param buf * the stream containing the encoded string. - * + * * @exception OtpErlangDecodeException * if the buffer does not contain a valid external * representation of an Erlang string. */ public OtpErlangString(final OtpInputStream buf) - throws OtpErlangDecodeException { - str = buf.read_string(); + throws OtpErlangDecodeException { + str = buf.read_string(); } /** * Get the actual string contained in this object. - * + * * @return the raw string contained in this object, without regard to Erlang * quoting rules. - * + * * @see #toString */ public String stringValue() { - return str; + return str; } /** * Get the printable version of the string contained in this object. - * + * * @return the string contained in this object, quoted. - * + * * @see #stringValue */ @Override public String toString() { - return "\"" + str + "\""; + return "\"" + str + "\""; } /** * Convert this string to the equivalent Erlang external representation. - * + * * @param buf * an output stream to which the encoded string should be * written. @@ -109,48 +108,48 @@ public class OtpErlangString extends OtpErlangObject { @Override public void encode(final OtpOutputStream buf) { - buf.write_string(str); + buf.write_string(str); } /** * Determine if two strings are equal. They are equal if they represent the * same sequence of characters. This method can be used to compare * OtpErlangStrings with each other and with Strings. - * + * * @param o * the OtpErlangString or String to compare to. - * + * * @return true if the strings consist of the same sequence of characters, * false otherwise. */ @Override public boolean equals(final Object o) { - if (o instanceof String) { - return str.compareTo((String) o) == 0; - } else if (o instanceof OtpErlangString) { - return str.compareTo(((OtpErlangString) o).str) == 0; - } + if (o instanceof String) { + return str.compareTo((String) o) == 0; + } else if (o instanceof OtpErlangString) { + return str.compareTo(((OtpErlangString) o).str) == 0; + } - return false; + return false; } - + @Override protected int doHashCode() { - return str.hashCode(); + return str.hashCode(); } /** * Create Unicode code points from a String. - * - * @param s - * a String to convert to an Unicode code point array * - * @return the corresponding array of integers representing - * Unicode code points + * @param s + * a String to convert to an Unicode code point array + * + * @return the corresponding array of integers representing Unicode code + * points */ - public static int[] stringToCodePoints(final String s) { + public static int[] stringToCodePoints(final String s) { final int m = s.codePointCount(0, s.length()); final int[] codePoints = new int[m]; int j = 0; @@ -163,34 +162,34 @@ public class OtpErlangString extends OtpErlangObject { } /** - * Validate a code point according to Erlang definition; Unicode 3.0. - * That is; valid in the range U+0..U+10FFFF, but not in the range - * U+D800..U+DFFF (surrogat pairs). + * Validate a code point according to Erlang definition; Unicode 3.0. That + * is; valid in the range U+0..U+10FFFF, but not in the range U+D800..U+DFFF + * (surrogat pairs). * - * @param cp - * the code point value to validate + * @param cp + * the code point value to validate * - * @return true if the code point is valid, - * false otherwise. + * @return true if the code point is valid, false otherwise. */ public static boolean isValidCodePoint(final int cp) { - // Erlang definition of valid Unicode code points; - // Unicode 3.0, XML, et.al. - return (cp>>>16) <= 0x10 // in 0..10FFFF; Unicode range - && (cp & ~0x7FF) != 0xD800; // not in D800..DFFF; surrogate range + // Erlang definition of valid Unicode code points; + // Unicode 3.0, XML, et.al. + return cp >>> 16 <= 0x10 // in 0..10FFFF; Unicode range + && (cp & ~0x7FF) != 0xD800; // not in D800..DFFF; surrogate + // range } /** - * Construct a String from a Latin-1 (ISO-8859-1) encoded byte array, - * if Latin-1 is available, otherwise use the default encoding. + * Construct a String from a Latin-1 (ISO-8859-1) encoded byte array, if + * Latin-1 is available, otherwise use the default encoding. * */ public static String newString(final byte[] bytes) { - try { - return new String(bytes, "ISO-8859-1"); - } catch (final UnsupportedEncodingException e) { - } - return new String(bytes); + try { + return new String(bytes, "ISO-8859-1"); + } catch (final UnsupportedEncodingException e) { + } + return new String(bytes); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangTuple.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangTuple.java index dffaa530cd..af2559e62e 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangTuple.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangTuple.java @@ -1,28 +1,27 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2013. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang tuples. Tuples are created from one * or more arbitrary Erlang terms. - * + * * <p> * The arity of the tuple is the number of elements it contains. Elements are * indexed from 0 to (arity-1) and can be retrieved individually by using the @@ -38,222 +37,219 @@ public class OtpErlangTuple extends OtpErlangObject { /** * Create a unary tuple containing the given element. - * + * * @param elem - * the element to create the tuple from. - * + * the element to create the tuple from. + * * @exception java.lang.IllegalArgumentException - * if the element is null. + * if the element is null. */ public OtpErlangTuple(final OtpErlangObject elem) { - if (elem == null) { - throw new java.lang.IllegalArgumentException( - "Tuple element cannot be null"); - } - elems = new OtpErlangObject[] { elem }; + if (elem == null) { + throw new java.lang.IllegalArgumentException( + "Tuple element cannot be null"); + } + elems = new OtpErlangObject[] { elem }; } /** * Create a tuple from an array of terms. - * + * * @param elems - * the array of terms to create the tuple from. - * + * the array of terms to create the tuple from. + * * @exception java.lang.IllegalArgumentException - * if the array is empty (null) or contains null - * elements. + * if the array is empty (null) or contains null elements. */ public OtpErlangTuple(final OtpErlangObject[] elems) { - this(elems, 0, elems.length); + this(elems, 0, elems.length); } /** * Create a tuple from an array of terms. - * + * * @param elems - * the array of terms to create the tuple from. + * the array of terms to create the tuple from. * @param start - * the offset of the first term to insert. + * the offset of the first term to insert. * @param count - * the number of terms to insert. - * + * the number of terms to insert. + * * @exception java.lang.IllegalArgumentException - * if the array is empty (null) or contains null - * elements. + * if the array is empty (null) or contains null elements. */ public OtpErlangTuple(final OtpErlangObject[] elems, final int start, - final int count) { - if (elems == null) { - throw new java.lang.IllegalArgumentException( - "Tuple content can't be null"); - } else if (count < 1) { - this.elems = NO_ELEMENTS; - } else { - this.elems = new OtpErlangObject[count]; - for (int i = 0; i < count; i++) { - if (elems[start + i] != null) { - this.elems[i] = elems[start + i]; - } else { - throw new java.lang.IllegalArgumentException( - "Tuple element cannot be null (element" - + (start + i) + ")"); - } - } - } + final int count) { + if (elems == null) { + throw new java.lang.IllegalArgumentException( + "Tuple content can't be null"); + } else if (count < 1) { + this.elems = NO_ELEMENTS; + } else { + this.elems = new OtpErlangObject[count]; + for (int i = 0; i < count; i++) { + if (elems[start + i] != null) { + this.elems[i] = elems[start + i]; + } else { + throw new java.lang.IllegalArgumentException( + "Tuple element cannot be null (element" + + (start + i) + ")"); + } + } + } } /** * Create a tuple from a stream containing an tuple encoded in Erlang * external format. - * + * * @param buf - * the stream containing the encoded tuple. - * + * the stream containing the encoded tuple. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang tuple. + * if the buffer does not contain a valid external + * representation of an Erlang tuple. */ public OtpErlangTuple(final OtpInputStream buf) - throws OtpErlangDecodeException { - final int arity = buf.read_tuple_head(); - - if (arity > 0) { - elems = new OtpErlangObject[arity]; - - for (int i = 0; i < arity; i++) { - elems[i] = buf.read_any(); - } - } else { - elems = NO_ELEMENTS; - } + throws OtpErlangDecodeException { + final int arity = buf.read_tuple_head(); + + if (arity > 0) { + elems = new OtpErlangObject[arity]; + + for (int i = 0; i < arity; i++) { + elems[i] = buf.read_any(); + } + } else { + elems = NO_ELEMENTS; + } } /** * Get the arity of the tuple. - * + * * @return the number of elements contained in the tuple. */ public int arity() { - return elems.length; + return elems.length; } /** * Get the specified element from the tuple. - * + * * @param i - * the index of the requested element. Tuple elements are - * numbered as array elements, starting at 0. - * + * the index of the requested element. Tuple elements are + * numbered as array elements, starting at 0. + * * @return the requested element, of null if i is not a valid element index. */ public OtpErlangObject elementAt(final int i) { - if (i >= arity() || i < 0) { - return null; - } - return elems[i]; + if (i >= arity() || i < 0) { + return null; + } + return elems[i]; } /** * Get all the elements from the tuple as an array. - * + * * @return an array containing all of the tuple's elements. */ public OtpErlangObject[] elements() { - final OtpErlangObject[] res = new OtpErlangObject[arity()]; - System.arraycopy(elems, 0, res, 0, res.length); - return res; + final OtpErlangObject[] res = new OtpErlangObject[arity()]; + System.arraycopy(elems, 0, res, 0, res.length); + return res; } /** * Get the string representation of the tuple. - * + * * @return the string representation of the tuple. */ @Override public String toString() { - int i; - final StringBuffer s = new StringBuffer(); - final int arity = elems.length; + int i; + final StringBuffer s = new StringBuffer(); + final int arity = elems.length; - s.append("{"); + s.append("{"); - for (i = 0; i < arity; i++) { - if (i > 0) { - s.append(","); - } - s.append(elems[i].toString()); - } + for (i = 0; i < arity; i++) { + if (i > 0) { + s.append(","); + } + s.append(elems[i].toString()); + } - s.append("}"); + s.append("}"); - return s.toString(); + return s.toString(); } /** * Convert this tuple to the equivalent Erlang external representation. - * + * * @param buf - * an output stream to which the encoded tuple should be - * written. + * an output stream to which the encoded tuple should be written. */ @Override public void encode(final OtpOutputStream buf) { - final int arity = elems.length; + final int arity = elems.length; - buf.write_tuple_head(arity); + buf.write_tuple_head(arity); - for (int i = 0; i < arity; i++) { - buf.write_any(elems[i]); - } + for (int i = 0; i < arity; i++) { + buf.write_any(elems[i]); + } } /** * Determine if two tuples are equal. Tuples are equal if they have the same * arity and all of the elements are equal. - * + * * @param o - * the tuple to compare to. - * + * the tuple to compare to. + * * @return true if the tuples have the same arity and all the elements are * equal. */ @Override public boolean equals(final Object o) { - if (!(o instanceof OtpErlangTuple)) { - return false; - } + if (!(o instanceof OtpErlangTuple)) { + return false; + } - final OtpErlangTuple t = (OtpErlangTuple) o; - final int a = arity(); + final OtpErlangTuple t = (OtpErlangTuple) o; + final int a = arity(); - if (a != t.arity()) { - return false; - } + if (a != t.arity()) { + return false; + } - for (int i = 0; i < a; i++) { - if (!elems[i].equals(t.elems[i])) { - return false; // early exit - } - } + for (int i = 0; i < a; i++) { + if (!elems[i].equals(t.elems[i])) { + return false; // early exit + } + } - return true; + return true; } - + @Override protected int doHashCode() { - OtpErlangObject.Hash hash = new OtpErlangObject.Hash(9); - final int a = arity(); - hash.combine(a); - for (int i = 0; i < a; i++) { - hash.combine(elems[i].hashCode()); - } - return hash.valueOf(); + final OtpErlangObject.Hash hash = new OtpErlangObject.Hash(9); + final int a = arity(); + hash.combine(a); + for (int i = 0; i < a; i++) { + hash.combine(elems[i].hashCode()); + } + return hash.valueOf(); } - + @Override public Object clone() { - final OtpErlangTuple newTuple = (OtpErlangTuple) super.clone(); - newTuple.elems = elems.clone(); - return newTuple; + final OtpErlangTuple newTuple = (OtpErlangTuple) super.clone(); + newTuple.elems = elems.clone(); + return newTuple; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangUInt.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangUInt.java index a02996e437..f45cce87b2 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangUInt.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangUInt.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang integral types. */ @@ -28,38 +27,38 @@ public class OtpErlangUInt extends OtpErlangLong { /** * Create an Erlang integer from the given value. - * + * * @param i - * the non-negative int value to use. - * + * the non-negative int value to use. + * * @exception OtpErlangRangeException - * if the value is negative. + * if the value is negative. */ public OtpErlangUInt(final int i) throws OtpErlangRangeException { - super(i); + super(i); - uIntValue(); + uIntValue(); } /** * Create an Erlang integer from a stream containing an integer encoded in * Erlang external format. - * + * * @param buf - * the stream containing the encoded value. - * + * the stream containing the encoded value. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang integer. - * + * if the buffer does not contain a valid external + * representation of an Erlang integer. + * * @exception OtpErlangRangeException - * if the value is too large to be represented as an int, - * or the value is negative. + * if the value is too large to be represented as an int, or + * the value is negative. */ public OtpErlangUInt(final OtpInputStream buf) - throws OtpErlangRangeException, OtpErlangDecodeException { - super(buf); + throws OtpErlangRangeException, OtpErlangDecodeException { + super(buf); - uIntValue(); + uIntValue(); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangUShort.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangUShort.java index e9d251f815..96f6ed807b 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangUShort.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangUShort.java @@ -1,24 +1,23 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; - /** * Provides a Java representation of Erlang integral types. */ @@ -28,38 +27,38 @@ public class OtpErlangUShort extends OtpErlangLong { /** * Create an Erlang integer from the given value. - * + * * @param s - * the non-negative short value to use. - * + * the non-negative short value to use. + * * @exception OtpErlangRangeException - * if the value is negative. + * if the value is negative. */ public OtpErlangUShort(final short s) throws OtpErlangRangeException { - super(s); + super(s); - uShortValue(); + uShortValue(); } /** * Create an Erlang integer from a stream containing an integer encoded in * Erlang external format. - * + * * @param buf - * the stream containing the encoded value. - * + * the stream containing the encoded value. + * * @exception OtpErlangDecodeException - * if the buffer does not contain a valid external - * representation of an Erlang integer. - * + * if the buffer does not contain a valid external + * representation of an Erlang integer. + * * @exception OtpErlangRangeException - * if the value is too large to be represented as a - * short, or the value is negative. + * if the value is too large to be represented as a short, or + * the value is negative. */ public OtpErlangUShort(final OtpInputStream buf) - throws OtpErlangRangeException, OtpErlangDecodeException { - super(buf); + throws OtpErlangRangeException, OtpErlangDecodeException { + super(buf); - uShortValue(); + uShortValue(); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpException.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpException.java index 874c7da104..0a8323c635 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpException.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpException.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -28,13 +28,13 @@ public abstract class OtpException extends Exception { * Provides no message. */ public OtpException() { - super(); + super(); } /** * Provides a detailed message. */ public OtpException(final String msg) { - super(msg); + super(msg); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpExternal.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpExternal.java index fa0fe18e95..eeb40462dc 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpExternal.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpExternal.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2013. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpInputStream.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpInputStream.java index bab0629382..2762c83494 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpInputStream.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpInputStream.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2013. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -25,7 +25,7 @@ import java.util.Arrays; /** * Provides a stream for decoding Erlang terms from external format. - * + * * <p> * Note that this class is not synchronized, if you need synchronization you * must provide it yourself. @@ -40,1211 +40,1211 @@ public class OtpInputStream extends ByteArrayInputStream { * @param buf */ public OtpInputStream(final byte[] buf) { - this(buf, 0); + this(buf, 0); } /** * Create a stream from a buffer containing encoded Erlang terms. - * + * * @param flags */ public OtpInputStream(final byte[] buf, final int flags) { - super(buf); - this.flags = flags; + super(buf); + this.flags = flags; } /** * Create a stream from a buffer containing encoded Erlang terms at the * given offset and length. - * + * * @param flags */ public OtpInputStream(final byte[] buf, final int offset, final int length, - final int flags) { - super(buf, offset, length); - this.flags = flags; + final int flags) { + super(buf, offset, length); + this.flags = flags; } /** * Get the current position in the stream. - * + * * @return the current position in the stream. */ public int getPos() { - return super.pos; + return super.pos; } /** * Set the current position in the stream. - * + * * @param pos * the position to move to in the stream. If pos indicates a * position beyond the end of the stream, the position is move to * the end of the stream instead. If pos is negative, the * position is moved to the beginning of the stream instead. - * + * * @return the previous position in the stream. */ public int setPos(final int pos) { - final int oldpos = super.pos; + final int oldpos = super.pos; - int apos = pos; - if (pos > super.count) { - apos = super.count; - } else if (pos < 0) { - apos = 0; - } + int apos = pos; + if (pos > super.count) { + apos = super.count; + } else if (pos < 0) { + apos = 0; + } - super.pos = apos; + super.pos = apos; - return oldpos; + return oldpos; } /** * Read an array of bytes from the stream. The method reads at most * buf.length bytes from the input stream. - * + * * @return the number of bytes read. - * + * * @exception OtpErlangDecodeException * if the next byte cannot be read. */ public int readN(final byte[] abuf) throws OtpErlangDecodeException { - return this.readN(abuf, 0, abuf.length); + return this.readN(abuf, 0, abuf.length); } /** * Read an array of bytes from the stream. The method reads at most len * bytes from the input stream into offset off of the buffer. - * + * * @return the number of bytes read. - * + * * @exception OtpErlangDecodeException * if the next byte cannot be read. */ public int readN(final byte[] abuf, final int off, final int len) - throws OtpErlangDecodeException { - if (len == 0 && available() == 0) { - return 0; - } - final int i = super.read(abuf, off, len); - if (i < 0) { - throw new OtpErlangDecodeException("Cannot read from input stream"); - } - return i; + throws OtpErlangDecodeException { + if (len == 0 && available() == 0) { + return 0; + } + final int i = super.read(abuf, off, len); + if (i < 0) { + throw new OtpErlangDecodeException("Cannot read from input stream"); + } + return i; } /** * Alias for peek1() */ public int peek() throws OtpErlangDecodeException { - return peek1(); + return peek1(); } /** * Look ahead one position in the stream without consuming the byte found * there. - * + * * @return the next byte in the stream, as an integer. - * + * * @exception OtpErlangDecodeException * if the next byte cannot be read. */ public int peek1() throws OtpErlangDecodeException { - int i; - try { - i = super.buf[super.pos]; - if (i < 0) { - i += 256; - } - - return i; - } catch (final Exception e) { - throw new OtpErlangDecodeException("Cannot read from input stream"); - } + int i; + try { + i = super.buf[super.pos]; + if (i < 0) { + i += 256; + } + + return i; + } catch (final Exception e) { + throw new OtpErlangDecodeException("Cannot read from input stream"); + } } public int peek1skip_version() throws OtpErlangDecodeException { - int i = peek1(); - if (i == OtpExternal.versionTag) { - read1(); - i = peek1(); - } - return i; + int i = peek1(); + if (i == OtpExternal.versionTag) { + read1(); + i = peek1(); + } + return i; } /** * Read a one byte integer from the stream. - * + * * @return the byte read, as an integer. - * + * * @exception OtpErlangDecodeException * if the next byte cannot be read. */ public int read1() throws OtpErlangDecodeException { - int i; - i = super.read(); + int i; + i = super.read(); - if (i < 0) { - throw new OtpErlangDecodeException("Cannot read from input stream"); - } + if (i < 0) { + throw new OtpErlangDecodeException("Cannot read from input stream"); + } - return i; + return i; } public int read1skip_version() throws OtpErlangDecodeException { - int tag = read1(); - if (tag == OtpExternal.versionTag) { - tag = read1(); - } - return tag; + int tag = read1(); + if (tag == OtpExternal.versionTag) { + tag = read1(); + } + return tag; } /** * Read a two byte big endian integer from the stream. - * + * * @return the bytes read, converted from big endian to an integer. - * + * * @exception OtpErlangDecodeException * if the next byte cannot be read. */ public int read2BE() throws OtpErlangDecodeException { - final byte[] b = new byte[2]; - try { - super.read(b); - } catch (final IOException e) { - throw new OtpErlangDecodeException("Cannot read from input stream"); - } - return (b[0] << 8 & 0xff00) + (b[1] & 0xff); + final byte[] b = new byte[2]; + try { + super.read(b); + } catch (final IOException e) { + throw new OtpErlangDecodeException("Cannot read from input stream"); + } + return (b[0] << 8 & 0xff00) + (b[1] & 0xff); } /** * Read a four byte big endian integer from the stream. - * + * * @return the bytes read, converted from big endian to an integer. - * + * * @exception OtpErlangDecodeException * if the next byte cannot be read. */ public int read4BE() throws OtpErlangDecodeException { - final byte[] b = new byte[4]; - try { - super.read(b); - } catch (final IOException e) { - throw new OtpErlangDecodeException("Cannot read from input stream"); - } - return (b[0] << 24 & 0xff000000) + (b[1] << 16 & 0xff0000) - + (b[2] << 8 & 0xff00) + (b[3] & 0xff); + final byte[] b = new byte[4]; + try { + super.read(b); + } catch (final IOException e) { + throw new OtpErlangDecodeException("Cannot read from input stream"); + } + return (b[0] << 24 & 0xff000000) + (b[1] << 16 & 0xff0000) + + (b[2] << 8 & 0xff00) + (b[3] & 0xff); } /** * Read a two byte little endian integer from the stream. - * + * * @return the bytes read, converted from little endian to an integer. - * + * * @exception OtpErlangDecodeException * if the next byte cannot be read. */ public int read2LE() throws OtpErlangDecodeException { - final byte[] b = new byte[2]; - try { - super.read(b); - } catch (final IOException e) { - throw new OtpErlangDecodeException("Cannot read from input stream"); - } - return (b[1] << 8 & 0xff00) + (b[0] & 0xff); + final byte[] b = new byte[2]; + try { + super.read(b); + } catch (final IOException e) { + throw new OtpErlangDecodeException("Cannot read from input stream"); + } + return (b[1] << 8 & 0xff00) + (b[0] & 0xff); } /** * Read a four byte little endian integer from the stream. - * + * * @return the bytes read, converted from little endian to an integer. - * + * * @exception OtpErlangDecodeException * if the next byte cannot be read. */ public int read4LE() throws OtpErlangDecodeException { - final byte[] b = new byte[4]; - try { - super.read(b); - } catch (final IOException e) { - throw new OtpErlangDecodeException("Cannot read from input stream"); - } - return (b[3] << 24 & 0xff000000) + (b[2] << 16 & 0xff0000) - + (b[1] << 8 & 0xff00) + (b[0] & 0xff); + final byte[] b = new byte[4]; + try { + super.read(b); + } catch (final IOException e) { + throw new OtpErlangDecodeException("Cannot read from input stream"); + } + return (b[3] << 24 & 0xff000000) + (b[2] << 16 & 0xff0000) + + (b[1] << 8 & 0xff00) + (b[0] & 0xff); } /** * Read a little endian integer from the stream. - * + * * @param n * the number of bytes to read - * + * * @return the bytes read, converted from little endian to an integer. - * + * * @exception OtpErlangDecodeException * if the next byte cannot be read. */ public long readLE(final int n) throws OtpErlangDecodeException { - final byte[] b = new byte[n]; - try { - super.read(b); - } catch (final IOException e) { - throw new OtpErlangDecodeException("Cannot read from input stream"); - } - long v = 0; - int i = n; - while (i-- > 0) { - v = v << 8 | (long) b[i] & 0xff; - } - return v; + final byte[] b = new byte[n]; + try { + super.read(b); + } catch (final IOException e) { + throw new OtpErlangDecodeException("Cannot read from input stream"); + } + long v = 0; + int i = n; + while (i-- > 0) { + v = v << 8 | (long) b[i] & 0xff; + } + return v; } /** * Read a bigendian integer from the stream. - * + * * @param n * the number of bytes to read - * + * * @return the bytes read, converted from big endian to an integer. - * + * * @exception OtpErlangDecodeException * if the next byte cannot be read. */ public long readBE(final int n) throws OtpErlangDecodeException { - final byte[] b = new byte[n]; - try { - super.read(b); - } catch (final IOException e) { - throw new OtpErlangDecodeException("Cannot read from input stream"); - } - long v = 0; - for (int i = 0; i < n; i++) { - v = v << 8 | (long) b[i] & 0xff; - } - return v; + final byte[] b = new byte[n]; + try { + super.read(b); + } catch (final IOException e) { + throw new OtpErlangDecodeException("Cannot read from input stream"); + } + long v = 0; + for (int i = 0; i < n; i++) { + v = v << 8 | (long) b[i] & 0xff; + } + return v; } /** * Read an Erlang atom from the stream and interpret the value as a boolean. - * + * * @return true if the atom at the current position in the stream contains * the value 'true' (ignoring case), false otherwise. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not an atom. */ public boolean read_boolean() throws OtpErlangDecodeException { - return Boolean.valueOf(read_atom()).booleanValue(); + return Boolean.valueOf(read_atom()).booleanValue(); } /** * Read an Erlang atom from the stream. - * + * * @return a String containing the value of the atom. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not an atom. */ @SuppressWarnings("fallthrough") public String read_atom() throws OtpErlangDecodeException { - int tag; - int len = -1; - byte[] strbuf; - String atom; - - tag = read1skip_version(); - - switch (tag) { - - case OtpExternal.atomTag: - len = read2BE(); - strbuf = new byte[len]; - this.readN(strbuf); - try { - atom = new String(strbuf, "ISO-8859-1"); - } catch (final java.io.UnsupportedEncodingException e) { - throw new OtpErlangDecodeException( - "Failed to decode ISO-8859-1 atom"); - } - if (atom.length() > OtpExternal.maxAtomLength) { - /* - * Throwing an exception would be better I think, - * but truncation seems to be the way it has - * been done in other parts of OTP... - */ - atom = atom.substring(0, OtpExternal.maxAtomLength); - } - break; - - case OtpExternal.smallAtomUtf8Tag: - len = read1(); - // fall-through - case OtpExternal.atomUtf8Tag: - if (len < 0) { - len = read2BE(); - } - strbuf = new byte[len]; - this.readN(strbuf); - try { - atom = new String(strbuf, "UTF-8"); - } catch (final java.io.UnsupportedEncodingException e) { - throw new OtpErlangDecodeException( - "Failed to decode UTF-8 atom"); - } - if (atom.codePointCount(0, atom.length()) > OtpExternal.maxAtomLength) { - /* - * Throwing an exception would be better I think, - * but truncation seems to be the way it has - * been done in other parts of OTP... - */ - final int[] cps = OtpErlangString.stringToCodePoints(atom); - atom = new String(cps, 0, OtpExternal.maxAtomLength); - } - break; - - default: - throw new OtpErlangDecodeException( - "wrong tag encountered, expected " + OtpExternal.atomTag - + ", or " + OtpExternal.atomUtf8Tag + ", got " + tag); - } - - return atom; + int tag; + int len = -1; + byte[] strbuf; + String atom; + + tag = read1skip_version(); + + switch (tag) { + + case OtpExternal.atomTag: + len = read2BE(); + strbuf = new byte[len]; + this.readN(strbuf); + try { + atom = new String(strbuf, "ISO-8859-1"); + } catch (final java.io.UnsupportedEncodingException e) { + throw new OtpErlangDecodeException( + "Failed to decode ISO-8859-1 atom"); + } + if (atom.length() > OtpExternal.maxAtomLength) { + /* + * Throwing an exception would be better I think, but truncation + * seems to be the way it has been done in other parts of OTP... + */ + atom = atom.substring(0, OtpExternal.maxAtomLength); + } + break; + + case OtpExternal.smallAtomUtf8Tag: + len = read1(); + // fall-through + case OtpExternal.atomUtf8Tag: + if (len < 0) { + len = read2BE(); + } + strbuf = new byte[len]; + this.readN(strbuf); + try { + atom = new String(strbuf, "UTF-8"); + } catch (final java.io.UnsupportedEncodingException e) { + throw new OtpErlangDecodeException( + "Failed to decode UTF-8 atom"); + } + if (atom.codePointCount(0, atom.length()) > OtpExternal.maxAtomLength) { + /* + * Throwing an exception would be better I think, but truncation + * seems to be the way it has been done in other parts of OTP... + */ + final int[] cps = OtpErlangString.stringToCodePoints(atom); + atom = new String(cps, 0, OtpExternal.maxAtomLength); + } + break; + + default: + throw new OtpErlangDecodeException( + "wrong tag encountered, expected " + OtpExternal.atomTag + + ", or " + OtpExternal.atomUtf8Tag + ", got " + + tag); + } + + return atom; } /** * Read an Erlang binary from the stream. - * + * * @return a byte array containing the value of the binary. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not a binary. */ public byte[] read_binary() throws OtpErlangDecodeException { - int tag; - int len; - byte[] bin; + int tag; + int len; + byte[] bin; - tag = read1skip_version(); + tag = read1skip_version(); - if (tag != OtpExternal.binTag) { - throw new OtpErlangDecodeException( - "Wrong tag encountered, expected " + OtpExternal.binTag - + ", got " + tag); - } + if (tag != OtpExternal.binTag) { + throw new OtpErlangDecodeException( + "Wrong tag encountered, expected " + OtpExternal.binTag + + ", got " + tag); + } - len = read4BE(); + len = read4BE(); - bin = new byte[len]; - this.readN(bin); + bin = new byte[len]; + this.readN(bin); - return bin; + return bin; } /** * Read an Erlang bitstr from the stream. - * + * * @param pad_bits * an int array whose first element will be set to the number of * pad bits in the last byte. - * + * * @return a byte array containing the value of the bitstr. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not a bitstr. */ public byte[] read_bitstr(final int pad_bits[]) - throws OtpErlangDecodeException { - int tag; - int len; - byte[] bin; - - tag = read1skip_version(); - - if (tag != OtpExternal.bitBinTag) { - throw new OtpErlangDecodeException( - "Wrong tag encountered, expected " + OtpExternal.bitBinTag - + ", got " + tag); - } - - len = read4BE(); - bin = new byte[len]; - final int tail_bits = read1(); - if (tail_bits < 0 || 7 < tail_bits) { - throw new OtpErlangDecodeException( - "Wrong tail bit count in bitstr: " + tail_bits); - } - if (len == 0 && tail_bits != 0) { - throw new OtpErlangDecodeException( - "Length 0 on bitstr with tail bit count: " + tail_bits); - } - this.readN(bin); - - pad_bits[0] = 8 - tail_bits; - return bin; + throws OtpErlangDecodeException { + int tag; + int len; + byte[] bin; + + tag = read1skip_version(); + + if (tag != OtpExternal.bitBinTag) { + throw new OtpErlangDecodeException( + "Wrong tag encountered, expected " + OtpExternal.bitBinTag + + ", got " + tag); + } + + len = read4BE(); + bin = new byte[len]; + final int tail_bits = read1(); + if (tail_bits < 0 || 7 < tail_bits) { + throw new OtpErlangDecodeException( + "Wrong tail bit count in bitstr: " + tail_bits); + } + if (len == 0 && tail_bits != 0) { + throw new OtpErlangDecodeException( + "Length 0 on bitstr with tail bit count: " + tail_bits); + } + this.readN(bin); + + pad_bits[0] = 8 - tail_bits; + return bin; } /** * Read an Erlang float from the stream. - * + * * @return the float value. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not a float. */ public float read_float() throws OtpErlangDecodeException { - final double d = read_double(); - return (float) d; + final double d = read_double(); + return (float) d; } /** * Read an Erlang float from the stream. - * + * * @return the float value, as a double. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not a float. */ public double read_double() throws OtpErlangDecodeException { - int tag; - - // parse the stream - tag = read1skip_version(); - - switch (tag) { - case OtpExternal.newFloatTag: { - return Double.longBitsToDouble(readBE(8)); - } - case OtpExternal.floatTag: { - BigDecimal val; - int epos; - int exp; - final byte[] strbuf = new byte[31]; - String str; - - // get the string - this.readN(strbuf); - str = OtpErlangString.newString(strbuf); - - // find the exponent prefix 'e' in the string - epos = str.indexOf('e', 0); - - if (epos < 0) { - throw new OtpErlangDecodeException("Invalid float format: '" - + str + "'"); - } - - // remove the sign from the exponent, if positive - String estr = str.substring(epos + 1).trim(); - - if (estr.substring(0, 1).equals("+")) { - estr = estr.substring(1); - } - - // now put the mantissa and exponent together - exp = Integer.valueOf(estr).intValue(); - val = new BigDecimal(str.substring(0, epos)).movePointRight(exp); - - return val.doubleValue(); - } - default: - throw new OtpErlangDecodeException( - "Wrong tag encountered, expected " - + OtpExternal.newFloatTag + ", got " + tag); - } + int tag; + + // parse the stream + tag = read1skip_version(); + + switch (tag) { + case OtpExternal.newFloatTag: { + return Double.longBitsToDouble(readBE(8)); + } + case OtpExternal.floatTag: { + BigDecimal val; + int epos; + int exp; + final byte[] strbuf = new byte[31]; + String str; + + // get the string + this.readN(strbuf); + str = OtpErlangString.newString(strbuf); + + // find the exponent prefix 'e' in the string + epos = str.indexOf('e', 0); + + if (epos < 0) { + throw new OtpErlangDecodeException("Invalid float format: '" + + str + "'"); + } + + // remove the sign from the exponent, if positive + String estr = str.substring(epos + 1).trim(); + + if (estr.substring(0, 1).equals("+")) { + estr = estr.substring(1); + } + + // now put the mantissa and exponent together + exp = Integer.valueOf(estr).intValue(); + val = new BigDecimal(str.substring(0, epos)).movePointRight(exp); + + return val.doubleValue(); + } + default: + throw new OtpErlangDecodeException( + "Wrong tag encountered, expected " + + OtpExternal.newFloatTag + ", got " + tag); + } } /** * Read one byte from the stream. - * + * * @return the byte read. - * + * * @exception OtpErlangDecodeException * if the next byte cannot be read. */ public byte read_byte() throws OtpErlangDecodeException { - final long l = this.read_long(false); - final byte i = (byte) l; + final long l = this.read_long(false); + final byte i = (byte) l; - if (l != i) { - throw new OtpErlangDecodeException("Value does not fit in byte: " - + l); - } + if (l != i) { + throw new OtpErlangDecodeException("Value does not fit in byte: " + + l); + } - return i; + return i; } /** * Read a character from the stream. - * + * * @return the character value. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not an integer that can * be represented as a char. */ public char read_char() throws OtpErlangDecodeException { - final long l = this.read_long(true); - final char i = (char) l; + final long l = this.read_long(true); + final char i = (char) l; - if (l != (i & 0xffffL)) { - throw new OtpErlangDecodeException("Value does not fit in char: " - + l); - } + if (l != (i & 0xffffL)) { + throw new OtpErlangDecodeException("Value does not fit in char: " + + l); + } - return i; + return i; } /** * Read an unsigned integer from the stream. - * + * * @return the integer value. - * + * * @exception OtpErlangDecodeException * if the next term in the stream can not be represented as a * positive integer. */ public int read_uint() throws OtpErlangDecodeException { - final long l = this.read_long(true); - final int i = (int) l; + final long l = this.read_long(true); + final int i = (int) l; - if (l != (i & 0xFFFFffffL)) { - throw new OtpErlangDecodeException("Value does not fit in uint: " - + l); - } + if (l != (i & 0xFFFFffffL)) { + throw new OtpErlangDecodeException("Value does not fit in uint: " + + l); + } - return i; + return i; } /** * Read an integer from the stream. - * + * * @return the integer value. - * + * * @exception OtpErlangDecodeException * if the next term in the stream can not be represented as * an integer. */ public int read_int() throws OtpErlangDecodeException { - final long l = this.read_long(false); - final int i = (int) l; + final long l = this.read_long(false); + final int i = (int) l; - if (l != i) { - throw new OtpErlangDecodeException("Value does not fit in int: " - + l); - } + if (l != i) { + throw new OtpErlangDecodeException("Value does not fit in int: " + + l); + } - return i; + return i; } /** * Read an unsigned short from the stream. - * + * * @return the short value. - * + * * @exception OtpErlangDecodeException * if the next term in the stream can not be represented as a * positive short. */ public short read_ushort() throws OtpErlangDecodeException { - final long l = this.read_long(true); - final short i = (short) l; + final long l = this.read_long(true); + final short i = (short) l; - if (l != (i & 0xffffL)) { - throw new OtpErlangDecodeException("Value does not fit in ushort: " - + l); - } + if (l != (i & 0xffffL)) { + throw new OtpErlangDecodeException("Value does not fit in ushort: " + + l); + } - return i; + return i; } /** * Read a short from the stream. - * + * * @return the short value. - * + * * @exception OtpErlangDecodeException * if the next term in the stream can not be represented as a * short. */ public short read_short() throws OtpErlangDecodeException { - final long l = this.read_long(false); - final short i = (short) l; + final long l = this.read_long(false); + final short i = (short) l; - if (l != i) { - throw new OtpErlangDecodeException("Value does not fit in short: " - + l); - } + if (l != i) { + throw new OtpErlangDecodeException("Value does not fit in short: " + + l); + } - return i; + return i; } /** * Read an unsigned long from the stream. - * + * * @return the long value. - * + * * @exception OtpErlangDecodeException * if the next term in the stream can not be represented as a * positive long. */ public long read_ulong() throws OtpErlangDecodeException { - return this.read_long(true); + return this.read_long(true); } /** * Read a long from the stream. - * + * * @return the long value. - * + * * @exception OtpErlangDecodeException * if the next term in the stream can not be represented as a * long. */ public long read_long() throws OtpErlangDecodeException { - return this.read_long(false); + return this.read_long(false); } public long read_long(final boolean unsigned) - throws OtpErlangDecodeException { - final byte[] b = read_integer_byte_array(); - return OtpInputStream.byte_array_to_long(b, unsigned); + throws OtpErlangDecodeException { + final byte[] b = read_integer_byte_array(); + return OtpInputStream.byte_array_to_long(b, unsigned); } /** * Read an integer from the stream. - * + * * @return the value as a big endian 2's complement byte array. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not an integer. */ public byte[] read_integer_byte_array() throws OtpErlangDecodeException { - int tag; - byte[] nb; - - tag = read1skip_version(); - - switch (tag) { - case OtpExternal.smallIntTag: - nb = new byte[2]; - nb[0] = 0; - nb[1] = (byte) read1(); - break; - - case OtpExternal.intTag: - nb = new byte[4]; - if (this.readN(nb) != 4) { // Big endian - throw new OtpErlangDecodeException( - "Cannot read from intput stream"); - } - break; - - case OtpExternal.smallBigTag: - case OtpExternal.largeBigTag: - int arity; - int sign; - if (tag == OtpExternal.smallBigTag) { - arity = read1(); - sign = read1(); - } else { - arity = read4BE(); - sign = read1(); - if (arity + 1 < 0) { - throw new OtpErlangDecodeException( - "Value of largeBig does not fit in BigInteger, arity " - + arity + " sign " + sign); - } - } - nb = new byte[arity + 1]; - // Value is read as little endian. The big end is augumented - // with one zero byte to make the value 2's complement positive. - if (this.readN(nb, 0, arity) != arity) { - throw new OtpErlangDecodeException( - "Cannot read from intput stream"); - } - // Reverse the array to make it big endian. - for (int i = 0, j = nb.length; i < j--; i++) { - // Swap [i] with [j] - final byte b = nb[i]; - nb[i] = nb[j]; - nb[j] = b; - } - if (sign != 0) { - // 2's complement negate the big endian value in the array - int c = 1; // Carry - for (int j = nb.length; j-- > 0;) { - c = (~nb[j] & 0xFF) + c; - nb[j] = (byte) c; - c >>= 8; - } - } - break; - - default: - throw new OtpErlangDecodeException("Not valid integer tag: " + tag); - } - - return nb; + int tag; + byte[] nb; + + tag = read1skip_version(); + + switch (tag) { + case OtpExternal.smallIntTag: + nb = new byte[2]; + nb[0] = 0; + nb[1] = (byte) read1(); + break; + + case OtpExternal.intTag: + nb = new byte[4]; + if (this.readN(nb) != 4) { // Big endian + throw new OtpErlangDecodeException( + "Cannot read from intput stream"); + } + break; + + case OtpExternal.smallBigTag: + case OtpExternal.largeBigTag: + int arity; + int sign; + if (tag == OtpExternal.smallBigTag) { + arity = read1(); + sign = read1(); + } else { + arity = read4BE(); + sign = read1(); + if (arity + 1 < 0) { + throw new OtpErlangDecodeException( + "Value of largeBig does not fit in BigInteger, arity " + + arity + " sign " + sign); + } + } + nb = new byte[arity + 1]; + // Value is read as little endian. The big end is augumented + // with one zero byte to make the value 2's complement positive. + if (this.readN(nb, 0, arity) != arity) { + throw new OtpErlangDecodeException( + "Cannot read from intput stream"); + } + // Reverse the array to make it big endian. + for (int i = 0, j = nb.length; i < j--; i++) { + // Swap [i] with [j] + final byte b = nb[i]; + nb[i] = nb[j]; + nb[j] = b; + } + if (sign != 0) { + // 2's complement negate the big endian value in the array + int c = 1; // Carry + for (int j = nb.length; j-- > 0;) { + c = (~nb[j] & 0xFF) + c; + nb[j] = (byte) c; + c >>= 8; + } + } + break; + + default: + throw new OtpErlangDecodeException("Not valid integer tag: " + tag); + } + + return nb; } public static long byte_array_to_long(final byte[] b, final boolean unsigned) - throws OtpErlangDecodeException { - long v; - switch (b.length) { - case 0: - v = 0; - break; - case 2: - v = ((b[0] & 0xFF) << 8) + (b[1] & 0xFF); - v = (short) v; // Sign extend - if (v < 0 && unsigned) { - throw new OtpErlangDecodeException("Value not unsigned: " + v); - } - break; - case 4: - v = ((b[0] & 0xFF) << 24) + ((b[1] & 0xFF) << 16) - + ((b[2] & 0xFF) << 8) + (b[3] & 0xFF); - v = (int) v; // Sign extend - if (v < 0 && unsigned) { - throw new OtpErlangDecodeException("Value not unsigned: " + v); - } - break; - default: - int i = 0; - final byte c = b[i]; - // Skip non-essential leading bytes - if (unsigned) { - if (c < 0) { - throw new OtpErlangDecodeException("Value not unsigned: " - + Arrays.toString(b)); - } - while (b[i] == 0) { - i++; // Skip leading zero sign bytes - } - } else { - if (c == 0 || c == -1) { // Leading sign byte - i = 1; - // Skip all leading sign bytes - while (i < b.length && b[i] == c) { - i++; - } - if (i < b.length) { - // Check first non-sign byte to see if its sign - // matches the whole number's sign. If not one more - // byte is needed to represent the value. - if (((c ^ b[i]) & 0x80) != 0) { - i--; - } - } - } - } - if (b.length - i > 8) { - // More than 64 bits of value - throw new OtpErlangDecodeException( - "Value does not fit in long: " + Arrays.toString(b)); - } - // Convert the necessary bytes - for (v = c < 0 ? -1 : 0; i < b.length; i++) { - v = v << 8 | b[i] & 0xFF; - } - } - return v; + throws OtpErlangDecodeException { + long v; + switch (b.length) { + case 0: + v = 0; + break; + case 2: + v = ((b[0] & 0xFF) << 8) + (b[1] & 0xFF); + v = (short) v; // Sign extend + if (v < 0 && unsigned) { + throw new OtpErlangDecodeException("Value not unsigned: " + v); + } + break; + case 4: + v = ((b[0] & 0xFF) << 24) + ((b[1] & 0xFF) << 16) + + ((b[2] & 0xFF) << 8) + (b[3] & 0xFF); + v = (int) v; // Sign extend + if (v < 0 && unsigned) { + throw new OtpErlangDecodeException("Value not unsigned: " + v); + } + break; + default: + int i = 0; + final byte c = b[i]; + // Skip non-essential leading bytes + if (unsigned) { + if (c < 0) { + throw new OtpErlangDecodeException("Value not unsigned: " + + Arrays.toString(b)); + } + while (b[i] == 0) { + i++; // Skip leading zero sign bytes + } + } else { + if (c == 0 || c == -1) { // Leading sign byte + i = 1; + // Skip all leading sign bytes + while (i < b.length && b[i] == c) { + i++; + } + if (i < b.length) { + // Check first non-sign byte to see if its sign + // matches the whole number's sign. If not one more + // byte is needed to represent the value. + if (((c ^ b[i]) & 0x80) != 0) { + i--; + } + } + } + } + if (b.length - i > 8) { + // More than 64 bits of value + throw new OtpErlangDecodeException( + "Value does not fit in long: " + Arrays.toString(b)); + } + // Convert the necessary bytes + for (v = c < 0 ? -1 : 0; i < b.length; i++) { + v = v << 8 | b[i] & 0xFF; + } + } + return v; } /** * Read a list header from the stream. - * + * * @return the arity of the list. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not a list. */ public int read_list_head() throws OtpErlangDecodeException { - int arity = 0; - final int tag = read1skip_version(); + int arity = 0; + final int tag = read1skip_version(); - switch (tag) { - case OtpExternal.nilTag: - arity = 0; - break; + switch (tag) { + case OtpExternal.nilTag: + arity = 0; + break; - case OtpExternal.stringTag: - arity = read2BE(); - break; + case OtpExternal.stringTag: + arity = read2BE(); + break; - case OtpExternal.listTag: - arity = read4BE(); - break; + case OtpExternal.listTag: + arity = read4BE(); + break; - default: - throw new OtpErlangDecodeException("Not valid list tag: " + tag); - } + default: + throw new OtpErlangDecodeException("Not valid list tag: " + tag); + } - return arity; + return arity; } /** * Read a tuple header from the stream. - * + * * @return the arity of the tuple. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not a tuple. */ public int read_tuple_head() throws OtpErlangDecodeException { - int arity = 0; - final int tag = read1skip_version(); + int arity = 0; + final int tag = read1skip_version(); - // decode the tuple header and get arity - switch (tag) { - case OtpExternal.smallTupleTag: - arity = read1(); - break; + // decode the tuple header and get arity + switch (tag) { + case OtpExternal.smallTupleTag: + arity = read1(); + break; - case OtpExternal.largeTupleTag: - arity = read4BE(); - break; + case OtpExternal.largeTupleTag: + arity = read4BE(); + break; - default: - throw new OtpErlangDecodeException("Not valid tuple tag: " + tag); - } + default: + throw new OtpErlangDecodeException("Not valid tuple tag: " + tag); + } - return arity; + return arity; } /** * Read an empty list from the stream. - * + * * @return zero (the arity of the list). - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not an empty list. */ public int read_nil() throws OtpErlangDecodeException { - int arity = 0; - final int tag = read1skip_version(); + int arity = 0; + final int tag = read1skip_version(); - switch (tag) { - case OtpExternal.nilTag: - arity = 0; - break; + switch (tag) { + case OtpExternal.nilTag: + arity = 0; + break; - default: - throw new OtpErlangDecodeException("Not valid nil tag: " + tag); - } + default: + throw new OtpErlangDecodeException("Not valid nil tag: " + tag); + } - return arity; + return arity; } /** * Read an Erlang PID from the stream. - * + * * @return the value of the PID. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not an Erlang PID. */ public OtpErlangPid read_pid() throws OtpErlangDecodeException { - String node; - int id; - int serial; - int creation; - int tag; - - tag = read1skip_version(); - - if (tag != OtpExternal.pidTag) { - throw new OtpErlangDecodeException( - "Wrong tag encountered, expected " + OtpExternal.pidTag - + ", got " + tag); - } - - node = read_atom(); - id = read4BE() & 0x7fff; // 15 bits - serial = read4BE() & 0x1fff; // 13 bits - creation = read1() & 0x03; // 2 bits - - return new OtpErlangPid(node, id, serial, creation); + String node; + int id; + int serial; + int creation; + int tag; + + tag = read1skip_version(); + + if (tag != OtpExternal.pidTag) { + throw new OtpErlangDecodeException( + "Wrong tag encountered, expected " + OtpExternal.pidTag + + ", got " + tag); + } + + node = read_atom(); + id = read4BE() & 0x7fff; // 15 bits + serial = read4BE() & 0x1fff; // 13 bits + creation = read1() & 0x03; // 2 bits + + return new OtpErlangPid(node, id, serial, creation); } /** * Read an Erlang port from the stream. - * + * * @return the value of the port. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not an Erlang port. */ public OtpErlangPort read_port() throws OtpErlangDecodeException { - String node; - int id; - int creation; - int tag; + String node; + int id; + int creation; + int tag; - tag = read1skip_version(); + tag = read1skip_version(); - if (tag != OtpExternal.portTag) { - throw new OtpErlangDecodeException( - "Wrong tag encountered, expected " + OtpExternal.portTag - + ", got " + tag); - } + if (tag != OtpExternal.portTag) { + throw new OtpErlangDecodeException( + "Wrong tag encountered, expected " + OtpExternal.portTag + + ", got " + tag); + } - node = read_atom(); - id = read4BE() & 0xfffffff; // 28 bits - creation = read1() & 0x03; // 2 bits + node = read_atom(); + id = read4BE() & 0xfffffff; // 28 bits + creation = read1() & 0x03; // 2 bits - return new OtpErlangPort(node, id, creation); + return new OtpErlangPort(node, id, creation); } /** * Read an Erlang reference from the stream. - * + * * @return the value of the reference - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not an Erlang reference. */ public OtpErlangRef read_ref() throws OtpErlangDecodeException { - String node; - int id; - int creation; - int tag; - - tag = read1skip_version(); - - switch (tag) { - case OtpExternal.refTag: - node = read_atom(); - id = read4BE() & 0x3ffff; // 18 bits - creation = read1() & 0x03; // 2 bits - return new OtpErlangRef(node, id, creation); - - case OtpExternal.newRefTag: - final int arity = read2BE(); - node = read_atom(); - creation = read1() & 0x03; // 2 bits - - final int[] ids = new int[arity]; - for (int i = 0; i < arity; i++) { - ids[i] = read4BE(); - } - ids[0] &= 0x3ffff; // first id gets truncated to 18 bits - return new OtpErlangRef(node, ids, creation); - - default: - throw new OtpErlangDecodeException( - "Wrong tag encountered, expected ref, got " + tag); - } + String node; + int id; + int creation; + int tag; + + tag = read1skip_version(); + + switch (tag) { + case OtpExternal.refTag: + node = read_atom(); + id = read4BE() & 0x3ffff; // 18 bits + creation = read1() & 0x03; // 2 bits + return new OtpErlangRef(node, id, creation); + + case OtpExternal.newRefTag: + final int arity = read2BE(); + node = read_atom(); + creation = read1() & 0x03; // 2 bits + + final int[] ids = new int[arity]; + for (int i = 0; i < arity; i++) { + ids[i] = read4BE(); + } + ids[0] &= 0x3ffff; // first id gets truncated to 18 bits + return new OtpErlangRef(node, ids, creation); + + default: + throw new OtpErlangDecodeException( + "Wrong tag encountered, expected ref, got " + tag); + } } public OtpErlangFun read_fun() throws OtpErlangDecodeException { - final int tag = read1skip_version(); - if (tag == OtpExternal.funTag) { - final int nFreeVars = read4BE(); - final OtpErlangPid pid = read_pid(); - final String module = read_atom(); - final long index = read_long(); - final long uniq = read_long(); - final OtpErlangObject[] freeVars = new OtpErlangObject[nFreeVars]; - for (int i = 0; i < nFreeVars; ++i) { - freeVars[i] = read_any(); - } - return new OtpErlangFun(pid, module, index, uniq, freeVars); - } else if (tag == OtpExternal.newFunTag) { - read4BE(); - final int arity = read1(); - final byte[] md5 = new byte[16]; - readN(md5); - final int index = read4BE(); - final int nFreeVars = read4BE(); - final String module = read_atom(); - final long oldIndex = read_long(); - final long uniq = read_long(); - final OtpErlangPid pid = read_pid(); - final OtpErlangObject[] freeVars = new OtpErlangObject[nFreeVars]; - for (int i = 0; i < nFreeVars; ++i) { - freeVars[i] = read_any(); - } - return new OtpErlangFun(pid, module, arity, md5, index, oldIndex, - uniq, freeVars); - } else { - throw new OtpErlangDecodeException( - "Wrong tag encountered, expected fun, got " + tag); - } + final int tag = read1skip_version(); + if (tag == OtpExternal.funTag) { + final int nFreeVars = read4BE(); + final OtpErlangPid pid = read_pid(); + final String module = read_atom(); + final long index = read_long(); + final long uniq = read_long(); + final OtpErlangObject[] freeVars = new OtpErlangObject[nFreeVars]; + for (int i = 0; i < nFreeVars; ++i) { + freeVars[i] = read_any(); + } + return new OtpErlangFun(pid, module, index, uniq, freeVars); + } else if (tag == OtpExternal.newFunTag) { + read4BE(); + final int arity = read1(); + final byte[] md5 = new byte[16]; + readN(md5); + final int index = read4BE(); + final int nFreeVars = read4BE(); + final String module = read_atom(); + final long oldIndex = read_long(); + final long uniq = read_long(); + final OtpErlangPid pid = read_pid(); + final OtpErlangObject[] freeVars = new OtpErlangObject[nFreeVars]; + for (int i = 0; i < nFreeVars; ++i) { + freeVars[i] = read_any(); + } + return new OtpErlangFun(pid, module, arity, md5, index, oldIndex, + uniq, freeVars); + } else { + throw new OtpErlangDecodeException( + "Wrong tag encountered, expected fun, got " + tag); + } } public OtpErlangExternalFun read_external_fun() - throws OtpErlangDecodeException { - final int tag = read1skip_version(); - if (tag != OtpExternal.externalFunTag) { - throw new OtpErlangDecodeException( - "Wrong tag encountered, expected external fun, got " + tag); - } - final String module = read_atom(); - final String function = read_atom(); - final int arity = (int) read_long(); - return new OtpErlangExternalFun(module, function, arity); + throws OtpErlangDecodeException { + final int tag = read1skip_version(); + if (tag != OtpExternal.externalFunTag) { + throw new OtpErlangDecodeException( + "Wrong tag encountered, expected external fun, got " + tag); + } + final String module = read_atom(); + final String function = read_atom(); + final int arity = (int) read_long(); + return new OtpErlangExternalFun(module, function, arity); } /** * Read a string from the stream. - * + * * @return the value of the string. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not a string. */ public String read_string() throws OtpErlangDecodeException { - int tag; - int len; - byte[] strbuf; - int[] intbuf; - tag = read1skip_version(); - switch (tag) { - case OtpExternal.stringTag: - len = read2BE(); - strbuf = new byte[len]; - this.readN(strbuf); - return OtpErlangString.newString(strbuf); - case OtpExternal.nilTag: - return ""; - case OtpExternal.listTag: // List when unicode + - len = read4BE(); - intbuf = new int[len]; - for (int i = 0; i < len; i++) { - intbuf[i] = read_int(); - if (! OtpErlangString.isValidCodePoint(intbuf[i])) { - throw new OtpErlangDecodeException - ("Invalid CodePoint: " + intbuf[i]); - } - } - read_nil(); - return new String(intbuf, 0, intbuf.length); - default: - throw new OtpErlangDecodeException( - "Wrong tag encountered, expected " + OtpExternal.stringTag - + " or " + OtpExternal.listTag + ", got " + tag); - } + int tag; + int len; + byte[] strbuf; + int[] intbuf; + tag = read1skip_version(); + switch (tag) { + case OtpExternal.stringTag: + len = read2BE(); + strbuf = new byte[len]; + this.readN(strbuf); + return OtpErlangString.newString(strbuf); + case OtpExternal.nilTag: + return ""; + case OtpExternal.listTag: // List when unicode + + len = read4BE(); + intbuf = new int[len]; + for (int i = 0; i < len; i++) { + intbuf[i] = read_int(); + if (!OtpErlangString.isValidCodePoint(intbuf[i])) { + throw new OtpErlangDecodeException("Invalid CodePoint: " + + intbuf[i]); + } + } + read_nil(); + return new String(intbuf, 0, intbuf.length); + default: + throw new OtpErlangDecodeException( + "Wrong tag encountered, expected " + OtpExternal.stringTag + + " or " + OtpExternal.listTag + ", got " + tag); + } } /** * Read a compressed term from the stream - * + * * @return the resulting uncompressed term. - * + * * @exception OtpErlangDecodeException * if the next term in the stream is not a compressed term. */ public OtpErlangObject read_compressed() throws OtpErlangDecodeException { - final int tag = read1skip_version(); - - if (tag != OtpExternal.compressedTag) { - throw new OtpErlangDecodeException( - "Wrong tag encountered, expected " - + OtpExternal.compressedTag + ", got " + tag); - } - - final int size = read4BE(); - final byte[] abuf = new byte[size]; - final java.util.zip.InflaterInputStream is = - new java.util.zip.InflaterInputStream(this, new java.util.zip.Inflater(), size); - int curPos = 0; - try { - int curRead; - while(curPos < size && (curRead = is.read(abuf, curPos, size - curPos)) != -1) { - curPos += curRead; - } - if (curPos != size) { - throw new OtpErlangDecodeException("Decompression gave " - + curPos + " bytes, not " + size); - } - } catch (final IOException e) { - throw new OtpErlangDecodeException("Cannot read from input stream"); - } - - @SuppressWarnings("resource") - final OtpInputStream ois = new OtpInputStream(abuf, flags); - return ois.read_any(); + final int tag = read1skip_version(); + + if (tag != OtpExternal.compressedTag) { + throw new OtpErlangDecodeException( + "Wrong tag encountered, expected " + + OtpExternal.compressedTag + ", got " + tag); + } + + final int size = read4BE(); + final byte[] abuf = new byte[size]; + final java.util.zip.InflaterInputStream is = new java.util.zip.InflaterInputStream( + this, new java.util.zip.Inflater(), size); + int curPos = 0; + try { + int curRead; + while (curPos < size + && (curRead = is.read(abuf, curPos, size - curPos)) != -1) { + curPos += curRead; + } + if (curPos != size) { + throw new OtpErlangDecodeException("Decompression gave " + + curPos + " bytes, not " + size); + } + } catch (final IOException e) { + throw new OtpErlangDecodeException("Cannot read from input stream"); + } + + @SuppressWarnings("resource") + final OtpInputStream ois = new OtpInputStream(abuf, flags); + return ois.read_any(); } /** * Read an arbitrary Erlang term from the stream. - * + * * @return the Erlang term. - * + * * @exception OtpErlangDecodeException * if the stream does not contain a known Erlang type at the * next position. */ public OtpErlangObject read_any() throws OtpErlangDecodeException { - // calls one of the above functions, depending on o - final int tag = peek1skip_version(); + // calls one of the above functions, depending on o + final int tag = peek1skip_version(); - switch (tag) { - case OtpExternal.smallIntTag: - case OtpExternal.intTag: - case OtpExternal.smallBigTag: - case OtpExternal.largeBigTag: - return new OtpErlangLong(this); + switch (tag) { + case OtpExternal.smallIntTag: + case OtpExternal.intTag: + case OtpExternal.smallBigTag: + case OtpExternal.largeBigTag: + return new OtpErlangLong(this); - case OtpExternal.atomTag: - case OtpExternal.smallAtomUtf8Tag: - case OtpExternal.atomUtf8Tag: - return new OtpErlangAtom(this); + case OtpExternal.atomTag: + case OtpExternal.smallAtomUtf8Tag: + case OtpExternal.atomUtf8Tag: + return new OtpErlangAtom(this); - case OtpExternal.floatTag: - case OtpExternal.newFloatTag: - return new OtpErlangDouble(this); + case OtpExternal.floatTag: + case OtpExternal.newFloatTag: + return new OtpErlangDouble(this); - case OtpExternal.refTag: - case OtpExternal.newRefTag: - return new OtpErlangRef(this); + case OtpExternal.refTag: + case OtpExternal.newRefTag: + return new OtpErlangRef(this); case OtpExternal.mapTag: return new OtpErlangMap(this); - case OtpExternal.portTag: - return new OtpErlangPort(this); + case OtpExternal.portTag: + return new OtpErlangPort(this); - case OtpExternal.pidTag: - return new OtpErlangPid(this); + case OtpExternal.pidTag: + return new OtpErlangPid(this); - case OtpExternal.stringTag: - return new OtpErlangString(this); + case OtpExternal.stringTag: + return new OtpErlangString(this); - case OtpExternal.listTag: - case OtpExternal.nilTag: - if ((flags & DECODE_INT_LISTS_AS_STRINGS) != 0) { - final int savePos = getPos(); - try { - return new OtpErlangString(this); - } catch (final OtpErlangDecodeException e) { - } - setPos(savePos); - } - return new OtpErlangList(this); + case OtpExternal.listTag: + case OtpExternal.nilTag: + if ((flags & DECODE_INT_LISTS_AS_STRINGS) != 0) { + final int savePos = getPos(); + try { + return new OtpErlangString(this); + } catch (final OtpErlangDecodeException e) { + } + setPos(savePos); + } + return new OtpErlangList(this); - case OtpExternal.smallTupleTag: - case OtpExternal.largeTupleTag: - return new OtpErlangTuple(this); + case OtpExternal.smallTupleTag: + case OtpExternal.largeTupleTag: + return new OtpErlangTuple(this); - case OtpExternal.binTag: - return new OtpErlangBinary(this); + case OtpExternal.binTag: + return new OtpErlangBinary(this); - case OtpExternal.bitBinTag: - return new OtpErlangBitstr(this); + case OtpExternal.bitBinTag: + return new OtpErlangBitstr(this); - case OtpExternal.compressedTag: - return read_compressed(); + case OtpExternal.compressedTag: + return read_compressed(); - case OtpExternal.newFunTag: - case OtpExternal.funTag: - return new OtpErlangFun(this); + case OtpExternal.newFunTag: + case OtpExternal.funTag: + return new OtpErlangFun(this); - default: - throw new OtpErlangDecodeException("Uknown data type: " + tag); - } + default: + throw new OtpErlangDecodeException("Uknown data type: " + tag); + } } public int read_map_head() throws OtpErlangDecodeException { diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpLocalNode.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpLocalNode.java index fbd0eb4073..b996ba6f6c 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpLocalNode.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpLocalNode.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -32,86 +32,86 @@ public class OtpLocalNode extends AbstractNode { protected java.net.Socket epmd; protected OtpLocalNode() { - super(); - init(); + super(); + init(); } /** * Create a node with the given name and the default cookie. */ protected OtpLocalNode(final String node) { - super(node); - init(); + super(node); + init(); } /** * Create a node with the given name and cookie. */ protected OtpLocalNode(final String node, final String cookie) { - super(node, cookie); - init(); + super(node, cookie); + init(); } private void init() { - serial = 0; - pidCount = 1; - portCount = 1; - refId = new int[3]; - refId[0] = 1; - refId[1] = 0; - refId[2] = 0; + serial = 0; + pidCount = 1; + portCount = 1; + refId = new int[3]; + refId[0] = 1; + refId[1] = 0; + refId[2] = 0; } /** * Get the port number used by this node. - * + * * @return the port number this server node is accepting connections on. */ public int port() { - return port; + return port; } /** * Set the Epmd socket after publishing this nodes listen port to Epmd. - * + * * @param s - * The socket connecting this node to Epmd. + * The socket connecting this node to Epmd. */ protected void setEpmd(final java.net.Socket s) { - epmd = s; + epmd = s; } /** * Get the Epmd socket. - * + * * @return The socket connecting this node to Epmd. */ protected java.net.Socket getEpmd() { - return epmd; + return epmd; } /** * Create an Erlang {@link OtpErlangPid pid}. Erlang pids are based upon * some node specific information; this method creates a pid using the * information in this node. Each call to this method produces a unique pid. - * + * * @return an Erlang pid. */ public synchronized OtpErlangPid createPid() { - final OtpErlangPid p = new OtpErlangPid(node, pidCount, serial, - creation); + final OtpErlangPid p = new OtpErlangPid(node, pidCount, serial, + creation); - pidCount++; - if (pidCount > 0x7fff) { - pidCount = 0; + pidCount++; + if (pidCount > 0x7fff) { + pidCount = 0; - serial++; - if (serial > 0x1fff) { /* 13 bits */ - serial = 0; - } - } + serial++; + if (serial > 0x1fff) { /* 13 bits */ + serial = 0; + } + } - return p; + return p; } /** @@ -120,18 +120,18 @@ public class OtpLocalNode extends AbstractNode { * information in this node. Each call to this method produces a unique * port. It may not be meaningful to create a port in a non-Erlang * environment, but this method is provided for completeness. - * + * * @return an Erlang port. */ public synchronized OtpErlangPort createPort() { - final OtpErlangPort p = new OtpErlangPort(node, portCount, creation); + final OtpErlangPort p = new OtpErlangPort(node, portCount, creation); - portCount++; - if (portCount > 0xfffffff) { /* 28 bits */ - portCount = 0; - } + portCount++; + if (portCount > 0xfffffff) { /* 28 bits */ + portCount = 0; + } - return p; + return p; } /** @@ -139,23 +139,23 @@ public class OtpLocalNode extends AbstractNode { * based upon some node specific information; this method creates a * reference using the information in this node. Each call to this method * produces a unique reference. - * + * * @return an Erlang reference. */ public synchronized OtpErlangRef createRef() { - final OtpErlangRef r = new OtpErlangRef(node, refId, creation); + final OtpErlangRef r = new OtpErlangRef(node, refId, creation); - // increment ref ids (3 ints: 18 + 32 + 32 bits) - refId[0]++; - if (refId[0] > 0x3ffff) { - refId[0] = 0; + // increment ref ids (3 ints: 18 + 32 + 32 bits) + refId[0]++; + if (refId[0] > 0x3ffff) { + refId[0] = 0; - refId[1]++; - if (refId[1] == 0) { - refId[2]++; - } - } + refId[1]++; + if (refId[1] == 0) { + refId[2]++; + } + } - return r; + return r; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpMD5.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpMD5.java index a5a4d86602..41be523eb2 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpMD5.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpMD5.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -46,37 +46,37 @@ class OtpMD5 { */ private final long state[] = { 0x67452301L, 0xefcdab89L, 0x98badcfeL, - 0x10325476L }; + 0x10325476L }; private final long count[] = { 0L, 0L }; private final int buffer[]; public OtpMD5() { - buffer = new int[64]; - int i; - for (i = 0; i < 64; ++i) { - buffer[i] = 0; - } + buffer = new int[64]; + int i; + for (i = 0; i < 64; ++i) { + buffer[i] = 0; + } } private int[] to_bytes(final String s) { - final char tmp[] = s.toCharArray(); - final int ret[] = new int[tmp.length]; - int i; - - for (i = 0; i < tmp.length; ++i) { - ret[i] = tmp[i] & 0xFF; - } - return ret; + final char tmp[] = s.toCharArray(); + final int ret[] = new int[tmp.length]; + int i; + + for (i = 0; i < tmp.length; ++i) { + ret[i] = tmp[i] & 0xFF; + } + return ret; } private int[] clean_bytes(final int bytes[]) { - final int ret[] = new int[bytes.length]; - int i; + final int ret[] = new int[bytes.length]; + int i; - for (i = 0; i < bytes.length; ++i) { - ret[i] = bytes[i] & 0xFF; - } - return ret; + for (i = 0; i < bytes.length; ++i) { + ret[i] = bytes[i] & 0xFF; + } + return ret; } /* @@ -84,83 +84,83 @@ class OtpMD5 { */ private long shl(final long what, final int steps) { - return what << steps & 0xFFFFFFFFL; + return what << steps & 0xFFFFFFFFL; } private long shr(final long what, final int steps) { - return what >>> steps; + return what >>> steps; } private long plus(final long a, final long b) { - return a + b & 0xFFFFFFFFL; + return a + b & 0xFFFFFFFFL; } - private long not(long x) { - return ~x & 0xFFFFFFFFL; + private long not(final long x) { + return ~x & 0xFFFFFFFFL; } - private void to_buffer(int to_start, final int[] from, int from_start, - int num) { - int ix = num; - int to_ix = to_start; - int from_ix = from_start; - while (ix-- > 0) { - buffer[to_ix++] = from[from_ix++]; - } + private void to_buffer(final int to_start, final int[] from, + final int from_start, final int num) { + int ix = num; + int to_ix = to_start; + int from_ix = from_start; + while (ix-- > 0) { + buffer[to_ix++] = from[from_ix++]; + } } private void do_update(final int bytes[]) { - int index = (int) (count[0] >>> 3 & 0x3F); - final long inlen = bytes.length; - final long addcount = shl(inlen, 3); - final long partlen = 64 - index; - int i; + int index = (int) (count[0] >>> 3 & 0x3F); + final long inlen = bytes.length; + final long addcount = shl(inlen, 3); + final long partlen = 64 - index; + int i; - count[0] = plus(count[0], addcount); + count[0] = plus(count[0], addcount); - if (count[0] < addcount) { - ++count[1]; - } + if (count[0] < addcount) { + ++count[1]; + } - count[1] = plus(count[1], shr(inlen, 29)); + count[1] = plus(count[1], shr(inlen, 29)); - // dumpstate(); + // dumpstate(); - if (inlen >= partlen) { - to_buffer(index, bytes, 0, (int) partlen); - transform(buffer, 0); + if (inlen >= partlen) { + to_buffer(index, bytes, 0, (int) partlen); + transform(buffer, 0); - for (i = (int) partlen; i + 63 < inlen; i += 64) { - transform(bytes, i); - } + for (i = (int) partlen; i + 63 < inlen; i += 64) { + transform(bytes, i); + } - index = 0; - } else { - i = 0; - } + index = 0; + } else { + i = 0; + } - /* dumpstate(); */ + /* dumpstate(); */ - to_buffer(index, bytes, i, (int) inlen - i); + to_buffer(index, bytes, i, (int) inlen - i); - /* dumpstate(); */ + /* dumpstate(); */ } @SuppressWarnings("unused") private void dumpstate() { - System.out.println("state = {" + state[0] + ", " + state[1] + ", " - + state[2] + ", " + state[3] + "}"); - System.out.println("count = {" + count[0] + ", " + count[1] + "}"); - System.out.print("buffer = {"); - int i; - for (i = 0; i < 64; ++i) { - if (i > 0) { - System.out.print(", "); - } - System.out.print(buffer[i]); - } - System.out.println("}"); + System.out.println("state = {" + state[0] + ", " + state[1] + ", " + + state[2] + ", " + state[3] + "}"); + System.out.println("count = {" + count[0] + ", " + count[1] + "}"); + System.out.print("buffer = {"); + int i; + for (i = 0; i < 64; ++i) { + if (i > 0) { + System.out.print(", "); + } + System.out.print(buffer[i]); + } + System.out.println("}"); } /* @@ -168,191 +168,191 @@ class OtpMD5 { */ private long F(final long x, final long y, final long z) { - return x & y | not(x) & z; + return x & y | not(x) & z; } private long G(final long x, final long y, final long z) { - return x & z | y & not(z); + return x & z | y & not(z); } private long H(final long x, final long y, final long z) { - return x ^ y ^ z; + return x ^ y ^ z; } private long I(final long x, final long y, final long z) { - return y ^ (x | not(z)); + return y ^ (x | not(z)); } private long ROTATE_LEFT(final long x, final long n) { - return shl(x, (int) n) | shr(x, (int) (32 - n)); + return shl(x, (int) n) | shr(x, (int) (32 - n)); } - private long FF(long a, final long b, final long c, final long d, - final long x, final long s, final long ac) { - long tmp = plus(a, plus(plus(F(b, c, d), x), ac)); - tmp = ROTATE_LEFT(tmp, s); - return plus(tmp, b); + private long FF(final long a, final long b, final long c, final long d, + final long x, final long s, final long ac) { + long tmp = plus(a, plus(plus(F(b, c, d), x), ac)); + tmp = ROTATE_LEFT(tmp, s); + return plus(tmp, b); } - private long GG(long a, final long b, final long c, final long d, - final long x, final long s, final long ac) { - long tmp = plus(a, plus(plus(G(b, c, d), x), ac)); - tmp = ROTATE_LEFT(tmp, s); - return plus(tmp, b); + private long GG(final long a, final long b, final long c, final long d, + final long x, final long s, final long ac) { + long tmp = plus(a, plus(plus(G(b, c, d), x), ac)); + tmp = ROTATE_LEFT(tmp, s); + return plus(tmp, b); } - private long HH(long a, final long b, final long c, final long d, - final long x, final long s, final long ac) { - long tmp = plus(a, plus(plus(H(b, c, d), x), ac)); - tmp = ROTATE_LEFT(tmp, s); - return plus(tmp, b); + private long HH(final long a, final long b, final long c, final long d, + final long x, final long s, final long ac) { + long tmp = plus(a, plus(plus(H(b, c, d), x), ac)); + tmp = ROTATE_LEFT(tmp, s); + return plus(tmp, b); } - private long II(long a, final long b, final long c, final long d, - final long x, final long s, final long ac) { - long tmp = plus(a, plus(plus(I(b, c, d), x), ac)); - tmp = ROTATE_LEFT(tmp, s); - return plus(tmp, b); + private long II(final long a, final long b, final long c, final long d, + final long x, final long s, final long ac) { + long tmp = plus(a, plus(plus(I(b, c, d), x), ac)); + tmp = ROTATE_LEFT(tmp, s); + return plus(tmp, b); } private void decode(final long output[], final int input[], - final int in_from, final int len) { - int i, j; - - for (i = 0, j = 0; j < len; i++, j += 4) { - output[i] = input[j + in_from] | shl(input[j + in_from + 1], 8) - | shl(input[j + in_from + 2], 16) - | shl(input[j + in_from + 3], 24); - } + final int in_from, final int len) { + int i, j; + + for (i = 0, j = 0; j < len; i++, j += 4) { + output[i] = input[j + in_from] | shl(input[j + in_from + 1], 8) + | shl(input[j + in_from + 2], 16) + | shl(input[j + in_from + 3], 24); + } } private void transform(final int block[], final int from) { - long a = state[0]; - long b = state[1]; - long c = state[2]; - long d = state[3]; - final long x[] = new long[16]; - - decode(x, block, from, 64); - - a = FF(a, b, c, d, x[0], S11, 0xd76aa478L); /* 1 */ - d = FF(d, a, b, c, x[1], S12, 0xe8c7b756L); /* 2 */ - c = FF(c, d, a, b, x[2], S13, 0x242070dbL); /* 3 */ - b = FF(b, c, d, a, x[3], S14, 0xc1bdceeeL); /* 4 */ - a = FF(a, b, c, d, x[4], S11, 0xf57c0fafL); /* 5 */ - d = FF(d, a, b, c, x[5], S12, 0x4787c62aL); /* 6 */ - c = FF(c, d, a, b, x[6], S13, 0xa8304613L); /* 7 */ - b = FF(b, c, d, a, x[7], S14, 0xfd469501L); /* 8 */ - a = FF(a, b, c, d, x[8], S11, 0x698098d8L); /* 9 */ - d = FF(d, a, b, c, x[9], S12, 0x8b44f7afL); /* 10 */ - c = FF(c, d, a, b, x[10], S13, 0xffff5bb1L); /* 11 */ - b = FF(b, c, d, a, x[11], S14, 0x895cd7beL); /* 12 */ - a = FF(a, b, c, d, x[12], S11, 0x6b901122L); /* 13 */ - d = FF(d, a, b, c, x[13], S12, 0xfd987193L); /* 14 */ - c = FF(c, d, a, b, x[14], S13, 0xa679438eL); /* 15 */ - b = FF(b, c, d, a, x[15], S14, 0x49b40821L); /* 16 */ - - /* Round 2 */ - a = GG(a, b, c, d, x[1], S21, 0xf61e2562L); /* 17 */ - d = GG(d, a, b, c, x[6], S22, 0xc040b340L); /* 18 */ - c = GG(c, d, a, b, x[11], S23, 0x265e5a51L); /* 19 */ - b = GG(b, c, d, a, x[0], S24, 0xe9b6c7aaL); /* 20 */ - a = GG(a, b, c, d, x[5], S21, 0xd62f105dL); /* 21 */ - d = GG(d, a, b, c, x[10], S22, 0x2441453L); /* 22 */ - c = GG(c, d, a, b, x[15], S23, 0xd8a1e681L); /* 23 */ - b = GG(b, c, d, a, x[4], S24, 0xe7d3fbc8L); /* 24 */ - a = GG(a, b, c, d, x[9], S21, 0x21e1cde6L); /* 25 */ - d = GG(d, a, b, c, x[14], S22, 0xc33707d6L); /* 26 */ - c = GG(c, d, a, b, x[3], S23, 0xf4d50d87L); /* 27 */ - b = GG(b, c, d, a, x[8], S24, 0x455a14edL); /* 28 */ - a = GG(a, b, c, d, x[13], S21, 0xa9e3e905L); /* 29 */ - d = GG(d, a, b, c, x[2], S22, 0xfcefa3f8L); /* 30 */ - c = GG(c, d, a, b, x[7], S23, 0x676f02d9L); /* 31 */ - b = GG(b, c, d, a, x[12], S24, 0x8d2a4c8aL); /* 32 */ - - /* Round 3 */ - a = HH(a, b, c, d, x[5], S31, 0xfffa3942L); /* 33 */ - d = HH(d, a, b, c, x[8], S32, 0x8771f681L); /* 34 */ - c = HH(c, d, a, b, x[11], S33, 0x6d9d6122L); /* 35 */ - b = HH(b, c, d, a, x[14], S34, 0xfde5380cL); /* 36 */ - a = HH(a, b, c, d, x[1], S31, 0xa4beea44L); /* 37 */ - d = HH(d, a, b, c, x[4], S32, 0x4bdecfa9L); /* 38 */ - c = HH(c, d, a, b, x[7], S33, 0xf6bb4b60L); /* 39 */ - b = HH(b, c, d, a, x[10], S34, 0xbebfbc70L); /* 40 */ - a = HH(a, b, c, d, x[13], S31, 0x289b7ec6L); /* 41 */ - d = HH(d, a, b, c, x[0], S32, 0xeaa127faL); /* 42 */ - c = HH(c, d, a, b, x[3], S33, 0xd4ef3085L); /* 43 */ - b = HH(b, c, d, a, x[6], S34, 0x4881d05L); /* 44 */ - a = HH(a, b, c, d, x[9], S31, 0xd9d4d039L); /* 45 */ - d = HH(d, a, b, c, x[12], S32, 0xe6db99e5L); /* 46 */ - c = HH(c, d, a, b, x[15], S33, 0x1fa27cf8L); /* 47 */ - b = HH(b, c, d, a, x[2], S34, 0xc4ac5665L); /* 48 */ - - /* Round 4 */ - a = II(a, b, c, d, x[0], S41, 0xf4292244L); /* 49 */ - d = II(d, a, b, c, x[7], S42, 0x432aff97L); /* 50 */ - c = II(c, d, a, b, x[14], S43, 0xab9423a7L); /* 51 */ - b = II(b, c, d, a, x[5], S44, 0xfc93a039L); /* 52 */ - a = II(a, b, c, d, x[12], S41, 0x655b59c3L); /* 53 */ - d = II(d, a, b, c, x[3], S42, 0x8f0ccc92L); /* 54 */ - c = II(c, d, a, b, x[10], S43, 0xffeff47dL); /* 55 */ - b = II(b, c, d, a, x[1], S44, 0x85845dd1L); /* 56 */ - a = II(a, b, c, d, x[8], S41, 0x6fa87e4fL); /* 57 */ - d = II(d, a, b, c, x[15], S42, 0xfe2ce6e0L); /* 58 */ - c = II(c, d, a, b, x[6], S43, 0xa3014314L); /* 59 */ - b = II(b, c, d, a, x[13], S44, 0x4e0811a1L); /* 60 */ - a = II(a, b, c, d, x[4], S41, 0xf7537e82L); /* 61 */ - d = II(d, a, b, c, x[11], S42, 0xbd3af235L); /* 62 */ - c = II(c, d, a, b, x[2], S43, 0x2ad7d2bbL); /* 63 */ - b = II(b, c, d, a, x[9], S44, 0xeb86d391L); /* 64 */ - - state[0] = plus(state[0], a); - state[1] = plus(state[1], b); - state[2] = plus(state[2], c); - state[3] = plus(state[3], d); + long a = state[0]; + long b = state[1]; + long c = state[2]; + long d = state[3]; + final long x[] = new long[16]; + + decode(x, block, from, 64); + + a = FF(a, b, c, d, x[0], S11, 0xd76aa478L); /* 1 */ + d = FF(d, a, b, c, x[1], S12, 0xe8c7b756L); /* 2 */ + c = FF(c, d, a, b, x[2], S13, 0x242070dbL); /* 3 */ + b = FF(b, c, d, a, x[3], S14, 0xc1bdceeeL); /* 4 */ + a = FF(a, b, c, d, x[4], S11, 0xf57c0fafL); /* 5 */ + d = FF(d, a, b, c, x[5], S12, 0x4787c62aL); /* 6 */ + c = FF(c, d, a, b, x[6], S13, 0xa8304613L); /* 7 */ + b = FF(b, c, d, a, x[7], S14, 0xfd469501L); /* 8 */ + a = FF(a, b, c, d, x[8], S11, 0x698098d8L); /* 9 */ + d = FF(d, a, b, c, x[9], S12, 0x8b44f7afL); /* 10 */ + c = FF(c, d, a, b, x[10], S13, 0xffff5bb1L); /* 11 */ + b = FF(b, c, d, a, x[11], S14, 0x895cd7beL); /* 12 */ + a = FF(a, b, c, d, x[12], S11, 0x6b901122L); /* 13 */ + d = FF(d, a, b, c, x[13], S12, 0xfd987193L); /* 14 */ + c = FF(c, d, a, b, x[14], S13, 0xa679438eL); /* 15 */ + b = FF(b, c, d, a, x[15], S14, 0x49b40821L); /* 16 */ + + /* Round 2 */ + a = GG(a, b, c, d, x[1], S21, 0xf61e2562L); /* 17 */ + d = GG(d, a, b, c, x[6], S22, 0xc040b340L); /* 18 */ + c = GG(c, d, a, b, x[11], S23, 0x265e5a51L); /* 19 */ + b = GG(b, c, d, a, x[0], S24, 0xe9b6c7aaL); /* 20 */ + a = GG(a, b, c, d, x[5], S21, 0xd62f105dL); /* 21 */ + d = GG(d, a, b, c, x[10], S22, 0x2441453L); /* 22 */ + c = GG(c, d, a, b, x[15], S23, 0xd8a1e681L); /* 23 */ + b = GG(b, c, d, a, x[4], S24, 0xe7d3fbc8L); /* 24 */ + a = GG(a, b, c, d, x[9], S21, 0x21e1cde6L); /* 25 */ + d = GG(d, a, b, c, x[14], S22, 0xc33707d6L); /* 26 */ + c = GG(c, d, a, b, x[3], S23, 0xf4d50d87L); /* 27 */ + b = GG(b, c, d, a, x[8], S24, 0x455a14edL); /* 28 */ + a = GG(a, b, c, d, x[13], S21, 0xa9e3e905L); /* 29 */ + d = GG(d, a, b, c, x[2], S22, 0xfcefa3f8L); /* 30 */ + c = GG(c, d, a, b, x[7], S23, 0x676f02d9L); /* 31 */ + b = GG(b, c, d, a, x[12], S24, 0x8d2a4c8aL); /* 32 */ + + /* Round 3 */ + a = HH(a, b, c, d, x[5], S31, 0xfffa3942L); /* 33 */ + d = HH(d, a, b, c, x[8], S32, 0x8771f681L); /* 34 */ + c = HH(c, d, a, b, x[11], S33, 0x6d9d6122L); /* 35 */ + b = HH(b, c, d, a, x[14], S34, 0xfde5380cL); /* 36 */ + a = HH(a, b, c, d, x[1], S31, 0xa4beea44L); /* 37 */ + d = HH(d, a, b, c, x[4], S32, 0x4bdecfa9L); /* 38 */ + c = HH(c, d, a, b, x[7], S33, 0xf6bb4b60L); /* 39 */ + b = HH(b, c, d, a, x[10], S34, 0xbebfbc70L); /* 40 */ + a = HH(a, b, c, d, x[13], S31, 0x289b7ec6L); /* 41 */ + d = HH(d, a, b, c, x[0], S32, 0xeaa127faL); /* 42 */ + c = HH(c, d, a, b, x[3], S33, 0xd4ef3085L); /* 43 */ + b = HH(b, c, d, a, x[6], S34, 0x4881d05L); /* 44 */ + a = HH(a, b, c, d, x[9], S31, 0xd9d4d039L); /* 45 */ + d = HH(d, a, b, c, x[12], S32, 0xe6db99e5L); /* 46 */ + c = HH(c, d, a, b, x[15], S33, 0x1fa27cf8L); /* 47 */ + b = HH(b, c, d, a, x[2], S34, 0xc4ac5665L); /* 48 */ + + /* Round 4 */ + a = II(a, b, c, d, x[0], S41, 0xf4292244L); /* 49 */ + d = II(d, a, b, c, x[7], S42, 0x432aff97L); /* 50 */ + c = II(c, d, a, b, x[14], S43, 0xab9423a7L); /* 51 */ + b = II(b, c, d, a, x[5], S44, 0xfc93a039L); /* 52 */ + a = II(a, b, c, d, x[12], S41, 0x655b59c3L); /* 53 */ + d = II(d, a, b, c, x[3], S42, 0x8f0ccc92L); /* 54 */ + c = II(c, d, a, b, x[10], S43, 0xffeff47dL); /* 55 */ + b = II(b, c, d, a, x[1], S44, 0x85845dd1L); /* 56 */ + a = II(a, b, c, d, x[8], S41, 0x6fa87e4fL); /* 57 */ + d = II(d, a, b, c, x[15], S42, 0xfe2ce6e0L); /* 58 */ + c = II(c, d, a, b, x[6], S43, 0xa3014314L); /* 59 */ + b = II(b, c, d, a, x[13], S44, 0x4e0811a1L); /* 60 */ + a = II(a, b, c, d, x[4], S41, 0xf7537e82L); /* 61 */ + d = II(d, a, b, c, x[11], S42, 0xbd3af235L); /* 62 */ + c = II(c, d, a, b, x[2], S43, 0x2ad7d2bbL); /* 63 */ + b = II(b, c, d, a, x[9], S44, 0xeb86d391L); /* 64 */ + + state[0] = plus(state[0], a); + state[1] = plus(state[1], b); + state[2] = plus(state[2], c); + state[3] = plus(state[3], d); } public void update(final int bytes[]) { - do_update(clean_bytes(bytes)); + do_update(clean_bytes(bytes)); } public void update(final String s) { - do_update(to_bytes(s)); + do_update(to_bytes(s)); } private int[] encode(final long[] input, final int len) { - final int output[] = new int[len]; - int i, j; - for (i = 0, j = 0; j < len; i++, j += 4) { - output[j] = (int) (input[i] & 0xff); - output[j + 1] = (int) (input[i] >>> 8 & 0xff); - output[j + 2] = (int) (input[i] >>> 16 & 0xff); - output[j + 3] = (int) (input[i] >>> 24 & 0xff); - } - return output; + final int output[] = new int[len]; + int i, j; + for (i = 0, j = 0; j < len; i++, j += 4) { + output[j] = (int) (input[i] & 0xff); + output[j + 1] = (int) (input[i] >>> 8 & 0xff); + output[j + 2] = (int) (input[i] >>> 16 & 0xff); + output[j + 3] = (int) (input[i] >>> 24 & 0xff); + } + return output; } public int[] final_bytes() { - final int bits[] = encode(count, 8); - int index, padlen; - int padding[], i; - int[] digest; + final int bits[] = encode(count, 8); + int index, padlen; + int padding[], i; + int[] digest; - index = (int) (count[0] >>> 3 & 0x3f); - padlen = index < 56 ? 56 - index : 120 - index; - /* padlen > 0 */ - padding = new int[padlen]; - padding[0] = 0x80; - for (i = 1; i < padlen; ++i) { - padding[i] = 0; - } + index = (int) (count[0] >>> 3 & 0x3f); + padlen = index < 56 ? 56 - index : 120 - index; + /* padlen > 0 */ + padding = new int[padlen]; + padding[0] = 0x80; + for (i = 1; i < padlen; ++i) { + padding[i] = 0; + } - do_update(padding); + do_update(padding); - do_update(bits); + do_update(bits); - digest = encode(state, 16); + digest = encode(state, 16); - return digest; + return digest; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpMbox.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpMbox.java index fc592c222c..872dba6dab 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpMbox.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpMbox.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2012. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -23,7 +23,7 @@ package com.ericsson.otp.erlang; * Provides a simple mechanism for exchanging messages with Erlang processes or * other instances of this class. * </p> - * + * * <p> * Each mailbox is associated with a unique {@link OtpErlangPid pid} that * contains information necessary for delivery of messages. When sending @@ -33,7 +33,7 @@ package com.ericsson.otp.erlang; * message contents. The sender can determine his own pid by calling * {@link #self() self()}. * </p> - * + * * <p> * Mailboxes can be named, either at creation or later. Messages can be sent to * named mailboxes and named Erlang processes without knowing the @@ -41,7 +41,7 @@ package com.ericsson.otp.erlang; * order to set up initial communication between parts of an application. Each * mailbox can have at most one name. * </p> - * + * * <p> * Since this class was intended for communication with Erlang, all of the send * methods take {@link OtpErlangObject OtpErlangObject} arguments. However this @@ -49,14 +49,14 @@ package com.ericsson.otp.erlang; * implement one of java.io.Serializable or java.io.Externalizable) by * encapsulating the object in a {@link OtpErlangBinary OtpErlangBinary}. * </p> - * + * * <p> * Messages to remote nodes are externalized for transmission, and as a result * the recipient receives a <b>copy</b> of the original Java object. To ensure * consistent behaviour when messages are sent between local mailboxes, such * messages are cloned before delivery. * </p> - * + * * <p> * Additionally, mailboxes can be linked in much the same way as Erlang * processes. If a link is active when a mailbox is {@link #close closed}, any @@ -68,14 +68,14 @@ package com.ericsson.otp.erlang; * close mailboxes if you are using links instead of relying on finalization to * notify other parties in a timely manner. * </p> - * + * * <p> * When retrieving messages from a mailbox that has received an exit signal, an * {@link OtpErlangExit OtpErlangExit} exception will be raised. Note that the * exception is queued in the mailbox along with other messages, and will not be * raised until it reaches the head of the queue and is about to be retrieved. * </p> - * + * */ public class OtpMbox { OtpNode home; @@ -87,17 +87,17 @@ public class OtpMbox { // package constructor: called by OtpNode:createMbox(name) // to create a named mbox OtpMbox(final OtpNode home, final OtpErlangPid self, final String name) { - this.self = self; - this.home = home; - this.name = name; - queue = new GenericQueue(); - links = new Links(10); + this.self = self; + this.home = home; + this.name = name; + queue = new GenericQueue(); + links = new Links(10); } // package constructor: called by OtpNode:createMbox() // to create an anonymous OtpMbox(final OtpNode home, final OtpErlangPid self) { - this(home, self, null); + this(home, self, null); } /** @@ -105,18 +105,18 @@ public class OtpMbox { * Get the identifying {@link OtpErlangPid pid} associated with this * mailbox. * </p> - * + * * <p> * The {@link OtpErlangPid pid} associated with this mailbox uniquely * identifies the mailbox and can be used to address the mailbox. You can * send the {@link OtpErlangPid pid} to a remote communicating part so that * he can know where to send his response. * </p> - * + * * @return the self pid for this mailbox. */ public OtpErlangPid self() { - return self; + return self; } /** @@ -127,305 +127,305 @@ public class OtpMbox { * name; if the mailbox already had a name, calling this method will * supercede that name. * </p> - * + * * @param aname - * the name to register for the mailbox. Specify null to - * unregister the existing name from this mailbox. - * + * the name to register for the mailbox. Specify null to + * unregister the existing name from this mailbox. + * * @return true if the name was available, or false otherwise. */ public synchronized boolean registerName(final String aname) { - return home.registerName(aname, this); + return home.registerName(aname, this); } /** * Get the registered name of this mailbox. - * + * * @return the registered name of this mailbox, or null if the mailbox had * no registered name. */ public String getName() { - return name; + return name; } /** * Block until a message arrives for this mailbox. - * + * * @return an {@link OtpErlangObject OtpErlangObject} representing the body * of the next message waiting in this mailbox. - * + * * @exception OtpErlangDecodeException - * if the message can not be decoded. - * + * if the message can not be decoded. + * * @exception OtpErlangExit - * if a linked {@link OtpErlangPid pid} has exited or has - * sent an exit signal to this mailbox. + * if a linked {@link OtpErlangPid pid} has exited or has + * sent an exit signal to this mailbox. */ public OtpErlangObject receive() throws OtpErlangExit, - OtpErlangDecodeException { - try { - return receiveMsg().getMsg(); - } catch (final OtpErlangExit e) { - throw e; - } catch (final OtpErlangDecodeException f) { - throw f; - } + OtpErlangDecodeException { + try { + return receiveMsg().getMsg(); + } catch (final OtpErlangExit e) { + throw e; + } catch (final OtpErlangDecodeException f) { + throw f; + } } /** * Wait for a message to arrive for this mailbox. - * + * * @param timeout - * the time, in milliseconds, to wait for a message before - * returning null. - * + * the time, in milliseconds, to wait for a message before + * returning null. + * * @return an {@link OtpErlangObject OtpErlangObject} representing the body * of the next message waiting in this mailbox. - * + * * @exception OtpErlangDecodeException - * if the message can not be decoded. - * + * if the message can not be decoded. + * * @exception OtpErlangExit - * if a linked {@link OtpErlangPid pid} has exited or has - * sent an exit signal to this mailbox. + * if a linked {@link OtpErlangPid pid} has exited or has + * sent an exit signal to this mailbox. */ public OtpErlangObject receive(final long timeout) throws OtpErlangExit, - OtpErlangDecodeException { - try { - final OtpMsg m = receiveMsg(timeout); - if (m != null) { - return m.getMsg(); - } - } catch (final OtpErlangExit e) { - throw e; - } catch (final OtpErlangDecodeException f) { - throw f; - } catch (final InterruptedException g) { - } - return null; + OtpErlangDecodeException { + try { + final OtpMsg m = receiveMsg(timeout); + if (m != null) { + return m.getMsg(); + } + } catch (final OtpErlangExit e) { + throw e; + } catch (final OtpErlangDecodeException f) { + throw f; + } catch (final InterruptedException g) { + } + return null; } /** * Block until a message arrives for this mailbox. - * + * * @return a byte array representing the still-encoded body of the next * message waiting in this mailbox. - * + * * @exception OtpErlangExit - * if a linked {@link OtpErlangPid pid} has exited or has - * sent an exit signal to this mailbox. - * + * if a linked {@link OtpErlangPid pid} has exited or has + * sent an exit signal to this mailbox. + * */ public OtpInputStream receiveBuf() throws OtpErlangExit { - return receiveMsg().getMsgBuf(); + return receiveMsg().getMsgBuf(); } /** * Wait for a message to arrive for this mailbox. - * + * * @param timeout - * the time, in milliseconds, to wait for a message before - * returning null. - * + * the time, in milliseconds, to wait for a message before + * returning null. + * * @return a byte array representing the still-encoded body of the next * message waiting in this mailbox. - * + * * @exception OtpErlangExit - * if a linked {@link OtpErlangPid pid} has exited or has - * sent an exit signal to this mailbox. - * + * if a linked {@link OtpErlangPid pid} has exited or has + * sent an exit signal to this mailbox. + * * @exception InterruptedException - * if no message if the method times out before a message - * becomes available. + * if no message if the method times out before a message + * becomes available. */ public OtpInputStream receiveBuf(final long timeout) - throws InterruptedException, OtpErlangExit { - final OtpMsg m = receiveMsg(timeout); - if (m != null) { - return m.getMsgBuf(); - } + throws InterruptedException, OtpErlangExit { + final OtpMsg m = receiveMsg(timeout); + if (m != null) { + return m.getMsgBuf(); + } - return null; + return null; } /** * Block until a message arrives for this mailbox. - * + * * @return an {@link OtpMsg OtpMsg} containing the header information as * well as the body of the next message waiting in this mailbox. - * + * * @exception OtpErlangExit - * if a linked {@link OtpErlangPid pid} has exited or has - * sent an exit signal to this mailbox. - * + * if a linked {@link OtpErlangPid pid} has exited or has + * sent an exit signal to this mailbox. + * */ public OtpMsg receiveMsg() throws OtpErlangExit { - final OtpMsg m = (OtpMsg) queue.get(); - - switch (m.type()) { - case OtpMsg.exitTag: - case OtpMsg.exit2Tag: - try { - final OtpErlangObject o = m.getMsg(); - throw new OtpErlangExit(o, m.getSenderPid()); - } catch (final OtpErlangDecodeException e) { - throw new OtpErlangExit("unknown", m.getSenderPid()); - } - - default: - return m; - } + final OtpMsg m = (OtpMsg) queue.get(); + + switch (m.type()) { + case OtpMsg.exitTag: + case OtpMsg.exit2Tag: + try { + final OtpErlangObject o = m.getMsg(); + throw new OtpErlangExit(o, m.getSenderPid()); + } catch (final OtpErlangDecodeException e) { + throw new OtpErlangExit("unknown", m.getSenderPid()); + } + + default: + return m; + } } /** * Wait for a message to arrive for this mailbox. - * + * * @param timeout - * the time, in milliseconds, to wait for a message. - * + * the time, in milliseconds, to wait for a message. + * * @return an {@link OtpMsg OtpMsg} containing the header information as * well as the body of the next message waiting in this mailbox. - * + * * @exception OtpErlangExit - * if a linked {@link OtpErlangPid pid} has exited or has - * sent an exit signal to this mailbox. - * + * if a linked {@link OtpErlangPid pid} has exited or has + * sent an exit signal to this mailbox. + * * @exception InterruptedException - * if no message if the method times out before a message - * becomes available. + * if no message if the method times out before a message + * becomes available. */ public OtpMsg receiveMsg(final long timeout) throws InterruptedException, - OtpErlangExit { - final OtpMsg m = (OtpMsg) queue.get(timeout); - - if (m == null) { - return null; - } - - switch (m.type()) { - case OtpMsg.exitTag: - case OtpMsg.exit2Tag: - try { - final OtpErlangObject o = m.getMsg(); - throw new OtpErlangExit(o, m.getSenderPid()); - } catch (final OtpErlangDecodeException e) { - throw new OtpErlangExit("unknown", m.getSenderPid()); - } - - default: - return m; - } + OtpErlangExit { + final OtpMsg m = (OtpMsg) queue.get(timeout); + + if (m == null) { + return null; + } + + switch (m.type()) { + case OtpMsg.exitTag: + case OtpMsg.exit2Tag: + try { + final OtpErlangObject o = m.getMsg(); + throw new OtpErlangExit(o, m.getSenderPid()); + } catch (final OtpErlangDecodeException e) { + throw new OtpErlangExit("unknown", m.getSenderPid()); + } + + default: + return m; + } } /** * Send a message to a remote {@link OtpErlangPid pid}, representing either * another {@link OtpMbox mailbox} or an Erlang process. - * + * * @param to - * the {@link OtpErlangPid pid} identifying the intended - * recipient of the message. - * + * the {@link OtpErlangPid pid} identifying the intended + * recipient of the message. + * * @param msg - * the body of the message to send. - * + * the body of the message to send. + * */ public void send(final OtpErlangPid to, final OtpErlangObject msg) { - try { - final String node = to.node(); - if (node.equals(home.node())) { - home.deliver(new OtpMsg(to, (OtpErlangObject) msg.clone())); - } else { - final OtpCookedConnection conn = home.getConnection(node); - if (conn == null) { - return; - } - conn.send(self, to, msg); - } - } catch (final Exception e) { - } + try { + final String node = to.node(); + if (node.equals(home.node())) { + home.deliver(new OtpMsg(to, (OtpErlangObject) msg.clone())); + } else { + final OtpCookedConnection conn = home.getConnection(node); + if (conn == null) { + return; + } + conn.send(self, to, msg); + } + } catch (final Exception e) { + } } /** * Send a message to a named mailbox created from the same node as this * mailbox. - * + * * @param aname - * the registered name of recipient mailbox. - * + * the registered name of recipient mailbox. + * * @param msg - * the body of the message to send. - * + * the body of the message to send. + * */ public void send(final String aname, final OtpErlangObject msg) { - home.deliver(new OtpMsg(self, aname, (OtpErlangObject) msg.clone())); + home.deliver(new OtpMsg(self, aname, (OtpErlangObject) msg.clone())); } /** * Send a message to a named mailbox created from another node. - * + * * @param aname - * the registered name of recipient mailbox. - * + * the registered name of recipient mailbox. + * * @param node - * the name of the remote node where the recipient mailbox is - * registered. - * + * the name of the remote node where the recipient mailbox is + * registered. + * * @param msg - * the body of the message to send. - * + * the body of the message to send. + * */ public void send(final String aname, final String node, - final OtpErlangObject msg) { - try { - final String currentNode = home.node(); - if (node.equals(currentNode)) { - send(aname, msg); - } else if (node.indexOf('@', 0) < 0 - && node.equals(currentNode.substring(0, currentNode - .indexOf('@', 0)))) { - send(aname, msg); - } else { - // other node - final OtpCookedConnection conn = home.getConnection(node); - if (conn == null) { - return; - } - conn.send(self, aname, msg); - } - } catch (final Exception e) { - } + final OtpErlangObject msg) { + try { + final String currentNode = home.node(); + if (node.equals(currentNode)) { + send(aname, msg); + } else if (node.indexOf('@', 0) < 0 + && node.equals(currentNode.substring(0, + currentNode.indexOf('@', 0)))) { + send(aname, msg); + } else { + // other node + final OtpCookedConnection conn = home.getConnection(node); + if (conn == null) { + return; + } + conn.send(self, aname, msg); + } + } catch (final Exception e) { + } } /** * Close this mailbox with the given reason. - * + * * <p> * After this operation, the mailbox will no longer be able to receive * messages. Any delivered but as yet unretrieved messages can still be * retrieved however. * </p> - * + * * <p> * If there are links from this mailbox to other {@link OtpErlangPid pids}, * they will be broken when this method is called and exit signals will be * sent. * </p> - * + * * @param reason - * an Erlang term describing the reason for the exit. + * an Erlang term describing the reason for the exit. */ public void exit(final OtpErlangObject reason) { - home.closeMbox(this, reason); + home.closeMbox(this, reason); } /** * Equivalent to <code>exit(new OtpErlangAtom(reason))</code>. - * + * * @see #exit(OtpErlangObject) */ public void exit(final String reason) { - exit(new OtpErlangAtom(reason)); + exit(new OtpErlangAtom(reason)); } /** @@ -434,17 +434,17 @@ public class OtpMbox { * does not cause any links to be broken, except indirectly if the remote * {@link OtpErlangPid pid} exits as a result of this exit signal. * </p> - * + * * @param to - * the {@link OtpErlangPid pid} to which the exit signal - * should be sent. - * + * the {@link OtpErlangPid pid} to which the exit signal should + * be sent. + * * @param reason - * an Erlang term indicating the reason for the exit. + * an Erlang term indicating the reason for the exit. */ // it's called exit, but it sends exit2 public void exit(final OtpErlangPid to, final OtpErlangObject reason) { - exit(2, to, reason); + exit(2, to, reason); } /** @@ -452,38 +452,38 @@ public class OtpMbox { * Equivalent to <code>exit(to, new * OtpErlangAtom(reason))</code>. * </p> - * + * * @see #exit(OtpErlangPid, OtpErlangObject) */ public void exit(final OtpErlangPid to, final String reason) { - exit(to, new OtpErlangAtom(reason)); + exit(to, new OtpErlangAtom(reason)); } // this function used internally when "process" dies // since Erlang discerns between exit and exit/2. private void exit(final int arity, final OtpErlangPid to, - final OtpErlangObject reason) { - try { - final String node = to.node(); - if (node.equals(home.node())) { - home.deliver(new OtpMsg(OtpMsg.exitTag, self, to, reason)); - } else { - final OtpCookedConnection conn = home.getConnection(node); - if (conn == null) { - return; - } - switch (arity) { - case 1: - conn.exit(self, to, reason); - break; - - case 2: - conn.exit2(self, to, reason); - break; - } - } - } catch (final Exception e) { - } + final OtpErlangObject reason) { + try { + final String node = to.node(); + if (node.equals(home.node())) { + home.deliver(new OtpMsg(OtpMsg.exitTag, self, to, reason)); + } else { + final OtpCookedConnection conn = home.getConnection(node); + if (conn == null) { + return; + } + switch (arity) { + case 1: + conn.exit(self, to, reason); + break; + + case 2: + conn.exit2(self, to, reason); + break; + } + } + } catch (final Exception e) { + } } /** @@ -492,7 +492,7 @@ public class OtpMbox { * this method multiple times will not result in more than one link being * created. * </p> - * + * * <p> * If the remote process subsequently exits or the mailbox is closed, a * subsequent attempt to retrieve a message through this mailbox will cause @@ -500,42 +500,42 @@ public class OtpMbox { * if the sending mailbox is closed, the linked mailbox or process will * receive an exit signal. * </p> - * + * * <p> * If the remote process cannot be reached in order to set the link, the * exception is raised immediately. * </p> - * + * * @param to - * the {@link OtpErlangPid pid} representing the object to - * link to. - * + * the {@link OtpErlangPid pid} representing the object to link + * to. + * * @exception OtpErlangExit - * if the {@link OtpErlangPid pid} referred to does not - * exist or could not be reached. - * + * if the {@link OtpErlangPid pid} referred to does not exist + * or could not be reached. + * */ public void link(final OtpErlangPid to) throws OtpErlangExit { - try { - final String node = to.node(); - if (node.equals(home.node())) { - if (!home.deliver(new OtpMsg(OtpMsg.linkTag, self, to))) { - throw new OtpErlangExit("noproc", to); - } - } else { - final OtpCookedConnection conn = home.getConnection(node); - if (conn != null) { - conn.link(self, to); - } else { - throw new OtpErlangExit("noproc", to); - } - } - } catch (final OtpErlangExit e) { - throw e; - } catch (final Exception e) { - } - - links.addLink(self, to); + try { + final String node = to.node(); + if (node.equals(home.node())) { + if (!home.deliver(new OtpMsg(OtpMsg.linkTag, self, to))) { + throw new OtpErlangExit("noproc", to); + } + } else { + final OtpCookedConnection conn = home.getConnection(node); + if (conn != null) { + conn.link(self, to); + } else { + throw new OtpErlangExit("noproc", to); + } + } + } catch (final OtpErlangExit e) { + throw e; + } catch (final Exception e) { + } + + links.addLink(self, to); } /** @@ -545,58 +545,58 @@ public class OtpMbox { * this method once will remove all links between this mailbox and the * remote {@link OtpErlangPid pid}. * </p> - * + * * @param to - * the {@link OtpErlangPid pid} representing the object to - * unlink from. - * + * the {@link OtpErlangPid pid} representing the object to unlink + * from. + * */ public void unlink(final OtpErlangPid to) { - links.removeLink(self, to); - - try { - final String node = to.node(); - if (node.equals(home.node())) { - home.deliver(new OtpMsg(OtpMsg.unlinkTag, self, to)); - } else { - final OtpCookedConnection conn = home.getConnection(node); - if (conn != null) { - conn.unlink(self, to); - } - } - } catch (final Exception e) { - } + links.removeLink(self, to); + + try { + final String node = to.node(); + if (node.equals(home.node())) { + home.deliver(new OtpMsg(OtpMsg.unlinkTag, self, to)); + } else { + final OtpCookedConnection conn = home.getConnection(node); + if (conn != null) { + conn.unlink(self, to); + } + } + } catch (final Exception e) { + } } /** * <p> * Create a connection to a remote node. * </p> - * + * * <p> * Strictly speaking, this method is not necessary simply to set up a * connection, since connections are created automatically first time a * message is sent to a {@link OtpErlangPid pid} on the remote node. * </p> - * + * * <p> * This method makes it possible to wait for a node to come up, however, or * check that a node is still alive. * </p> - * + * * <p> * This method calls a method with the same name in {@link OtpNode#ping * Otpnode} but is provided here for convenience. * </p> - * + * * @param node - * the name of the node to ping. - * + * the name of the node to ping. + * * @param timeout - * the time, in milliseconds, before reporting failure. + * the time, in milliseconds, before reporting failure. */ public boolean ping(final String node, final long timeout) { - return home.ping(node, timeout); + return home.ping(node, timeout); } /** @@ -604,78 +604,78 @@ public class OtpMbox { * Get a list of all known registered names on the same {@link OtpNode node} * as this mailbox. * </p> - * + * * <p> * This method calls a method with the same name in {@link OtpNode#getNames * Otpnode} but is provided here for convenience. * </p> - * + * * @return an array of Strings containing all registered names on this * {@link OtpNode node}. */ public String[] getNames() { - return home.getNames(); + return home.getNames(); } /** * Determine the {@link OtpErlangPid pid} corresponding to a registered name * on this {@link OtpNode node}. - * + * * <p> * This method calls a method with the same name in {@link OtpNode#whereis * Otpnode} but is provided here for convenience. * </p> - * + * * @return the {@link OtpErlangPid pid} corresponding to the registered * name, or null if the name is not known on this node. */ public OtpErlangPid whereis(final String aname) { - return home.whereis(aname); + return home.whereis(aname); } /** * Close this mailbox. - * + * * <p> * After this operation, the mailbox will no longer be able to receive * messages. Any delivered but as yet unretrieved messages can still be * retrieved however. * </p> - * + * * <p> * If there are links from this mailbox to other {@link OtpErlangPid pids}, * they will be broken when this method is called and exit signals with * reason 'normal' will be sent. * </p> - * + * * <p> * This is equivalent to {@link #exit(String) exit("normal")}. * </p> */ public void close() { - home.closeMbox(this); + home.closeMbox(this); } @Override protected void finalize() { - close(); - queue.flush(); + close(); + queue.flush(); } /** * Determine if two mailboxes are equal. - * + * * @return true if both Objects are mailboxes with the same identifying * {@link OtpErlangPid pids}. */ @Override public boolean equals(final Object o) { - if (!(o instanceof OtpMbox)) { - return false; - } + if (!(o instanceof OtpMbox)) { + return false; + } - final OtpMbox m = (OtpMbox) o; - return m.self.equals(self); + final OtpMbox m = (OtpMbox) o; + return m.self.equals(self); } @Override @@ -685,43 +685,43 @@ public class OtpMbox { /* * called by OtpNode to deliver message to this mailbox. - * + * * About exit and exit2: both cause exception to be raised upon receive(). * However exit (not 2) causes any link to be removed as well, while exit2 * leaves any links intact. */ void deliver(final OtpMsg m) { - switch (m.type()) { - case OtpMsg.linkTag: - links.addLink(self, m.getSenderPid()); - break; - - case OtpMsg.unlinkTag: - links.removeLink(self, m.getSenderPid()); - break; - - case OtpMsg.exitTag: - links.removeLink(self, m.getSenderPid()); - queue.put(m); - break; - - case OtpMsg.exit2Tag: - default: - queue.put(m); - break; - } + switch (m.type()) { + case OtpMsg.linkTag: + links.addLink(self, m.getSenderPid()); + break; + + case OtpMsg.unlinkTag: + links.removeLink(self, m.getSenderPid()); + break; + + case OtpMsg.exitTag: + links.removeLink(self, m.getSenderPid()); + queue.put(m); + break; + + case OtpMsg.exit2Tag: + default: + queue.put(m); + break; + } } // used to break all known links to this mbox void breakLinks(final OtpErlangObject reason) { - final Link[] l = links.clearLinks(); + final Link[] l = links.clearLinks(); - if (l != null) { - final int len = l.length; + if (l != null) { + final int len = l.length; - for (int i = 0; i < len; i++) { - exit(1, l[i].remote(), reason); - } - } + for (int i = 0; i < len; i++) { + exit(1, l[i].remote(), reason); + } + } } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpMsg.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpMsg.java index 7c5bc69361..fb750d8afe 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpMsg.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpMsg.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2010. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -22,23 +22,25 @@ package com.ericsson.otp.erlang; * <p> * Provides a carrier for Erlang messages. * </p> - * + * * <p> * Instances of this class are created to package header and payload information * in received Erlang messages so that the recipient can obtain both parts with * a single call to {@link OtpMbox#receiveMsg receiveMsg()}. * </p> - * + * * <p> - * The header information that is available is as follows: <ul> - * <li> a tag indicating the type of message - * <li> the intended recipient of the message, either as a - * {@link OtpErlangPid pid} or as a String, but never both. - * <li> (sometimes) the sender of the message. Due to some eccentric + * The header information that is available is as follows: + * <ul> + * <li>a tag indicating the type of message + * <li>the intended recipient of the message, either as a {@link OtpErlangPid + * pid} or as a String, but never both. + * <li>(sometimes) the sender of the message. Due to some eccentric * characteristics of the Erlang distribution protocol, not all messages have * information about the sending process. In particular, only messages whose tag - * is {@link OtpMsg#regSendTag regSendTag} contain sender information. </ul> - * + * is {@link OtpMsg#regSendTag regSendTag} contain sender information. + * </ul> + * * <p> * Message are sent using the Erlang external format (see separate * documentation). When a message is received and delivered to the recipient @@ -68,87 +70,87 @@ public class OtpMsg { // send has receiver pid but no sender information OtpMsg(final OtpErlangPid to, final OtpInputStream paybuf) { - tag = sendTag; - from = null; - this.to = to; - toName = null; - this.paybuf = paybuf; - payload = null; + tag = sendTag; + from = null; + this.to = to; + toName = null; + this.paybuf = paybuf; + payload = null; } // send has receiver pid but no sender information OtpMsg(final OtpErlangPid to, final OtpErlangObject payload) { - tag = sendTag; - from = null; - this.to = to; - toName = null; - paybuf = null; - this.payload = payload; + tag = sendTag; + from = null; + this.to = to; + toName = null; + paybuf = null; + this.payload = payload; } // send_reg has sender pid and receiver name OtpMsg(final OtpErlangPid from, final String toName, - final OtpInputStream paybuf) { - tag = regSendTag; - this.from = from; - this.toName = toName; - to = null; - this.paybuf = paybuf; - payload = null; + final OtpInputStream paybuf) { + tag = regSendTag; + this.from = from; + this.toName = toName; + to = null; + this.paybuf = paybuf; + payload = null; } // send_reg has sender pid and receiver name OtpMsg(final OtpErlangPid from, final String toName, - final OtpErlangObject payload) { - tag = regSendTag; - this.from = from; - this.toName = toName; - to = null; - paybuf = null; - this.payload = payload; + final OtpErlangObject payload) { + tag = regSendTag; + this.from = from; + this.toName = toName; + to = null; + paybuf = null; + this.payload = payload; } // exit (etc) has from, to, reason OtpMsg(final int tag, final OtpErlangPid from, final OtpErlangPid to, - final OtpErlangObject reason) { - this.tag = tag; - this.from = from; - this.to = to; - paybuf = null; - payload = reason; + final OtpErlangObject reason) { + this.tag = tag; + this.from = from; + this.to = to; + paybuf = null; + payload = reason; } // special case when reason is an atom (i.e. most of the time) OtpMsg(final int tag, final OtpErlangPid from, final OtpErlangPid to, - final String reason) { - this.tag = tag; - this.from = from; - this.to = to; - paybuf = null; - payload = new OtpErlangAtom(reason); + final String reason) { + this.tag = tag; + this.from = from; + this.to = to; + paybuf = null; + payload = new OtpErlangAtom(reason); } // other message types (link, unlink) OtpMsg(final int tag, final OtpErlangPid from, final OtpErlangPid to) { - // convert TT-tags to equiv non-TT versions - int atag = tag; - if (tag > 10) { - atag -= 10; - } + // convert TT-tags to equiv non-TT versions + int atag = tag; + if (tag > 10) { + atag -= 10; + } - this.tag = atag; - this.from = from; - this.to = to; + this.tag = atag; + this.from = from; + this.to = to; } /** * Get the payload from this message without deserializing it. - * + * * @return the serialized Erlang term contained in this message. - * + * */ OtpInputStream getMsgBuf() { - return paybuf; + return paybuf; } /** @@ -157,36 +159,37 @@ public class OtpMsg { * type of message. Valid values are the ``tag'' constants defined in this * class. * </p> - * + * * <p> * The tab identifies not only the type of message but also the content of * the OtpMsg object, since different messages have different components, as * follows: * </p> - * + * * <ul> - * <li> sendTag identifies a "normal" message. The recipient is a - * {@link OtpErlangPid Pid} and it is available through {@link - * #getRecipientPid getRecipientPid()}. Sender information is not available. - * The message body can be retrieved with {@link #getMsg getMsg()}. </li> - * - * <li> regSendTag also identifies a "normal" message. The recipient here is + * <li>sendTag identifies a "normal" message. The recipient is a + * {@link OtpErlangPid Pid} and it is available through + * {@link #getRecipientPid getRecipientPid()}. Sender information is not + * available. The message body can be retrieved with {@link #getMsg + * getMsg()}.</li> + * + * <li>regSendTag also identifies a "normal" message. The recipient here is * a String and it is available through {@link #getRecipientName * getRecipientName()}. Sender information is available through * #getSenderPid getSenderPid()}. The message body can be retrieved with - * {@link #getMsg getMsg()}. </li> - * - * <li> linkTag identifies a link request. The Pid of the sender is - * available, as well as the Pid to which the link should be made. </li> - * - * <li> exitTag and exit2Tag messages are sent as a result of broken links. + * {@link #getMsg getMsg()}.</li> + * + * <li>linkTag identifies a link request. The Pid of the sender is + * available, as well as the Pid to which the link should be made.</li> + * + * <li>exitTag and exit2Tag messages are sent as a result of broken links. * Both sender and recipient Pids and are available through the * corresponding methods, and the "reason" is available through - * {@link #getMsg getMsg()}. </li> + * {@link #getMsg getMsg()}.</li> * </ul> */ public int type() { - return tag; + return tag; } /** @@ -194,42 +197,42 @@ public class OtpMsg { * Deserialize and return a new copy of the message contained in this * OtpMsg. * </p> - * + * * <p> * The first time this method is called the actual payload is deserialized * and the Erlang term is created. Calling this method subsequent times will * not cuase the message to be deserialized additional times, instead the * same Erlang term object will be returned. * </p> - * + * * @return an Erlang term. - * + * * @exception OtpErlangDecodeException - * if the byte stream could not be deserialized. - * + * if the byte stream could not be deserialized. + * */ public OtpErlangObject getMsg() throws OtpErlangDecodeException { - if (payload == null) { - payload = paybuf.read_any(); - } - return payload; + if (payload == null) { + payload = paybuf.read_any(); + } + return payload; } /** * <p> * Get the name of the recipient for this message. * </p> - * + * * <p> * Messages are sent to Pids or names. If this message was sent to a name * then the name is returned by this method. * </p> - * + * * @return the name of the recipient, or null if the recipient was in fact a * Pid. */ public String getRecipientName() { - return toName; + return toName; } /** @@ -237,18 +240,18 @@ public class OtpMsg { * Get the Pid of the recipient for this message, if it is a sendTag * message. * </p> - * + * * <p> * Messages are sent to Pids or names. If this message was sent to a Pid * then the Pid is returned by this method. The recipient Pid is also * available for link, unlink and exit messages. * </p> - * + * * @return the Pid of the recipient, or null if the recipient was in fact a * name. */ public OtpErlangPid getRecipientPid() { - return to; + return to; } /** @@ -256,36 +259,36 @@ public class OtpMsg { * Get the name of the recipient for this message, if it is a regSendTag * message. * </p> - * + * * <p> * Messages are sent to Pids or names. If this message was sent to a name * then the name is returned by this method. * </p> - * + * * @return the Pid of the recipient, or null if the recipient was in fact a * name. */ public Object getRecipient() { - if (toName != null) { - return toName; - } - return to; + if (toName != null) { + return toName; + } + return to; } /** * <p> * Get the Pid of the sender of this message. * </p> - * + * * <p> * For messages sent to names, the Pid of the sender is included with the * message. The sender Pid is also available for link, unlink and exit * messages. It is not available for sendTag messages sent to Pids. * </p> - * + * * @return the Pid of the sender, or null if it was not available. */ public OtpErlangPid getSenderPid() { - return from; + return from; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpNode.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpNode.java index 68addb9f2c..d5edd135cf 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpNode.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpNode.java @@ -1,19 +1,19 @@ -/* +/* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2012. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -36,21 +36,21 @@ import java.util.Iterator; * communication mechanism is automatic and hidden from the application * programmer. * </p> - * + * * <p> * Once an instance of this class has been created, obtain one or more mailboxes * in order to send or receive messages. The first message sent to a given node * will cause a connection to be set up to that node. Any messages received will * be delivered to the appropriate mailboxes. * </p> - * + * * <p> * To shut down the node, call {@link #close close()}. This will prevent the * node from accepting additional connections and it will cause all existing * connections to be closed. Any unread messages in existing mailboxes can still * be read, however no new messages will be delivered to the mailboxes. * </p> - * + * * <p> * Note that the use of this class requires that Epmd (Erlang Port Mapper * Daemon) is running on each cooperating host. This class does not start Epmd @@ -83,74 +83,74 @@ public class OtpNode extends OtpLocalNode { * directory. The home directory is obtained from the System property * "user.home". * </p> - * + * * <p> * If the file does not exist, an empty string is used. This method makes no * attempt to create the file. * </p> - * + * * @param node * the name of this node. - * + * * @exception IOException * if communication could not be initialized. - * + * */ public OtpNode(final String node) throws IOException { - this(node, defaultCookie, 0); + this(node, defaultCookie, 0); } /** * Create a node. - * + * * @param node * the name of this node. - * + * * @param cookie * the authorization cookie that will be used by this node when * it communicates with other nodes. - * + * * @exception IOException * if communication could not be initialized. - * + * */ public OtpNode(final String node, final String cookie) throws IOException { - this(node, cookie, 0); + this(node, cookie, 0); } /** * Create a node. - * + * * @param node * the name of this node. - * + * * @param cookie * the authorization cookie that will be used by this node when * it communicates with other nodes. - * + * * @param port * the port number you wish to use for incoming connections. * Specifying 0 lets the system choose an available port. - * + * * @exception IOException * if communication could not be initialized. - * + * */ public OtpNode(final String node, final String cookie, final int port) - throws IOException { - super(node, cookie); + throws IOException { + super(node, cookie); - init(port); + init(port); } private synchronized void init(final int aport) throws IOException { - if (!initDone) { - connections = new Hashtable<String, OtpCookedConnection>(17, - (float) 0.95); - mboxes = new Mailboxes(); - acceptor = new Acceptor(aport); - initDone = true; - } + if (!initDone) { + connections = new Hashtable<String, OtpCookedConnection>(17, + (float) 0.95); + mboxes = new Mailboxes(); + acceptor = new Acceptor(aport); + initDone = true; + } } /** @@ -158,24 +158,24 @@ public class OtpNode extends OtpLocalNode { * and close all existing connections. */ public synchronized void close() { - acceptor.quit(); - OtpCookedConnection conn; - final Collection<OtpCookedConnection> coll = connections.values(); - final Iterator<OtpCookedConnection> it = coll.iterator(); - - mboxes.clear(); - - while (it.hasNext()) { - conn = it.next(); - it.remove(); - conn.close(); - } - initDone = false; + acceptor.quit(); + OtpCookedConnection conn; + final Collection<OtpCookedConnection> coll = connections.values(); + final Iterator<OtpCookedConnection> it = coll.iterator(); + + mboxes.clear(); + + while (it.hasNext()) { + conn = it.next(); + it.remove(); + conn.close(); + } + initDone = false; } @Override protected void finalize() { - close(); + close(); } /** @@ -183,65 +183,65 @@ public class OtpNode extends OtpLocalNode { * receive messages with other, similar mailboxes and with Erlang processes. * Messages can be sent to this mailbox by using its associated * {@link OtpMbox#self() pid}. - * + * * @return a mailbox. */ public OtpMbox createMbox() { - return mboxes.create(); + return mboxes.create(); } /** * Close the specified mailbox with reason 'normal'. - * + * * @param mbox * the mailbox to close. - * + * * <p> * After this operation, the mailbox will no longer be able to * receive messages. Any delivered but as yet unretrieved * messages can still be retrieved however. * </p> - * + * * <p> * If there are links from the mailbox to other * {@link OtpErlangPid pids}, they will be broken when this * method is called and exit signals with reason 'normal' will be * sent. * </p> - * + * */ public void closeMbox(final OtpMbox mbox) { - closeMbox(mbox, new OtpErlangAtom("normal")); + closeMbox(mbox, new OtpErlangAtom("normal")); } /** * Close the specified mailbox with the given reason. - * + * * @param mbox * the mailbox to close. * @param reason * an Erlang term describing the reason for the termination. - * + * * <p> * After this operation, the mailbox will no longer be able to * receive messages. Any delivered but as yet unretrieved * messages can still be retrieved however. * </p> - * + * * <p> * If there are links from the mailbox to other * {@link OtpErlangPid pids}, they will be broken when this * method is called and exit signals with the given reason will * be sent. * </p> - * + * */ public void closeMbox(final OtpMbox mbox, final OtpErlangObject reason) { - if (mbox != null) { - mboxes.remove(mbox); - mbox.name = null; - mbox.breakLinks(reason); - } + if (mbox != null) { + mboxes.remove(mbox); + mbox.name = null; + mbox.breakLinks(reason); + } } /** @@ -249,16 +249,16 @@ public class OtpNode extends OtpLocalNode { * with other, similar mailboxes and with Erlang processes. Messages can be * sent to this mailbox by using its registered name or the associated * {@link OtpMbox#self() pid}. - * + * * @param name * a name to register for this mailbox. The name must be unique * within this OtpNode. - * + * * @return a mailbox, or null if the name was already in use. - * + * */ public OtpMbox createMbox(final String name) { - return mboxes.create(name); + return mboxes.create(name); } /** @@ -269,58 +269,58 @@ public class OtpNode extends OtpLocalNode { * name; if the mailbox already had a name, calling this method will * supercede that name. * </p> - * + * * @param name * the name to register for the mailbox. Specify null to * unregister the existing name from this mailbox. - * + * * @param mbox * the mailbox to associate with the name. - * + * * @return true if the name was available, or false otherwise. */ public boolean registerName(final String name, final OtpMbox mbox) { - return mboxes.register(name, mbox); + return mboxes.register(name, mbox); } /** * Get a list of all known registered names on this node. - * + * * @return an array of Strings, containins all known registered names on * this node. */ public String[] getNames() { - return mboxes.names(); + return mboxes.names(); } /** * Determine the {@link OtpErlangPid pid} corresponding to a registered name * on this node. - * + * * @return the {@link OtpErlangPid pid} corresponding to the registered * name, or null if the name is not known on this node. */ public OtpErlangPid whereis(final String name) { - final OtpMbox m = mboxes.get(name); - if (m != null) { - return m.self(); - } - return null; + final OtpMbox m = mboxes.get(name); + if (m != null) { + return m.self(); + } + return null; } /** * Register interest in certain system events. The {@link OtpNodeStatus * OtpNodeStatus} handler object contains callback methods, that will be * called when certain events occur. - * + * * @param ahandler * the callback object to register. To clear the handler, specify * null as the handler to use. - * + * */ public synchronized void registerStatusHandler(final OtpNodeStatus ahandler) { - this.handler = ahandler; + handler = ahandler; } /** @@ -329,7 +329,7 @@ public class OtpNode extends OtpLocalNode { * setting up a connection to the remote node (if possible). Only a single * outgoing message is sent; the timeout is how long to wait for a response. * </p> - * + * * <p> * Only a single attempt is made to connect to the remote node, so for * example it is not possible to specify an extremely long timeout and @@ -337,74 +337,73 @@ public class OtpNode extends OtpLocalNode { * wait for a remote node to be started, the following construction may be * useful: * </p> - * + * * <pre> * // ping every 2 seconds until positive response * while (!me.ping(him, 2000)) * ; * </pre> - * + * * @param anode * the name of the node to ping. - * + * * @param timeout * the time, in milliseconds, to wait for response before * returning false. - * + * * @return true if the node was alive and the correct ping response was * returned. false if the correct response was not returned on time. */ /* * internal info about the message formats... - * + * * the request: -> REG_SEND {6,#Pid<[email protected]>,'',net_kernel} * {'$gen_call',{#Pid<[email protected]>,#Ref<[email protected]>},{is_auth,bingo@aule}} - * + * * the reply: <- SEND {2,'',#Pid<[email protected]>} {#Ref<[email protected]>,yes} */ public boolean ping(final String anode, final long timeout) { - if (anode.equals(this.node)) { - return true; - } else if (anode.indexOf('@', 0) < 0 - && anode.equals(this.node - .substring(0, this.node.indexOf('@', 0)))) { - return true; - } - - // other node - OtpMbox mbox = null; - try { - mbox = createMbox(); - mbox.send("net_kernel", anode, getPingTuple(mbox)); - final OtpErlangObject reply = mbox.receive(timeout); - - final OtpErlangTuple t = (OtpErlangTuple) reply; - final OtpErlangAtom a = (OtpErlangAtom) t.elementAt(1); - return "yes".equals(a.atomValue()); - } catch (final Exception e) { - } finally { - closeMbox(mbox); - } - return false; + if (anode.equals(node)) { + return true; + } else if (anode.indexOf('@', 0) < 0 + && anode.equals(node.substring(0, node.indexOf('@', 0)))) { + return true; + } + + // other node + OtpMbox mbox = null; + try { + mbox = createMbox(); + mbox.send("net_kernel", anode, getPingTuple(mbox)); + final OtpErlangObject reply = mbox.receive(timeout); + + final OtpErlangTuple t = (OtpErlangTuple) reply; + final OtpErlangAtom a = (OtpErlangAtom) t.elementAt(1); + return "yes".equals(a.atomValue()); + } catch (final Exception e) { + } finally { + closeMbox(mbox); + } + return false; } /* create the outgoing ping message */ private OtpErlangTuple getPingTuple(final OtpMbox mbox) { - final OtpErlangObject[] ping = new OtpErlangObject[3]; - final OtpErlangObject[] pid = new OtpErlangObject[2]; - final OtpErlangObject[] anode = new OtpErlangObject[2]; + final OtpErlangObject[] ping = new OtpErlangObject[3]; + final OtpErlangObject[] pid = new OtpErlangObject[2]; + final OtpErlangObject[] anode = new OtpErlangObject[2]; - pid[0] = mbox.self(); - pid[1] = createRef(); + pid[0] = mbox.self(); + pid[1] = createRef(); - anode[0] = new OtpErlangAtom("is_auth"); - anode[1] = new OtpErlangAtom(node()); + anode[0] = new OtpErlangAtom("is_auth"); + anode[1] = new OtpErlangAtom(node()); - ping[0] = new OtpErlangAtom("$gen_call"); - ping[1] = new OtpErlangTuple(pid); - ping[2] = new OtpErlangTuple(anode); + ping[0] = new OtpErlangAtom("$gen_call"); + ping[1] = new OtpErlangTuple(pid); + ping[2] = new OtpErlangTuple(anode); - return new OtpErlangTuple(ping); + return new OtpErlangTuple(ping); } /* @@ -412,27 +411,27 @@ public class OtpNode extends OtpLocalNode { * pings. */ private boolean netKernel(final OtpMsg m) { - OtpMbox mbox = null; - try { - final OtpErlangTuple t = (OtpErlangTuple) m.getMsg(); - final OtpErlangTuple req = (OtpErlangTuple) t.elementAt(1); // actual - // request - - final OtpErlangPid pid = (OtpErlangPid) req.elementAt(0); // originating - // pid - - final OtpErlangObject[] pong = new OtpErlangObject[2]; - pong[0] = req.elementAt(1); // his #Ref - pong[1] = new OtpErlangAtom("yes"); - - mbox = createMbox(); - mbox.send(pid, new OtpErlangTuple(pong)); - return true; - } catch (final Exception e) { - } finally { - closeMbox(mbox); - } - return false; + OtpMbox mbox = null; + try { + final OtpErlangTuple t = (OtpErlangTuple) m.getMsg(); + final OtpErlangTuple req = (OtpErlangTuple) t.elementAt(1); // actual + // request + + final OtpErlangPid pid = (OtpErlangPid) req.elementAt(0); // originating + // pid + + final OtpErlangObject[] pong = new OtpErlangObject[2]; + pong[0] = req.elementAt(1); // his #Ref + pong[1] = new OtpErlangAtom("yes"); + + mbox = createMbox(); + mbox.send(pid, new OtpErlangTuple(pong)); + return true; + } catch (final Exception e) { + } finally { + closeMbox(mbox); + } + return false; } /* @@ -440,31 +439,31 @@ public class OtpNode extends OtpLocalNode { * delivered successfully, or false otherwise. */ boolean deliver(final OtpMsg m) { - OtpMbox mbox = null; - - try { - final int t = m.type(); - - if (t == OtpMsg.regSendTag) { - final String name = m.getRecipientName(); - /* special case for netKernel requests */ - if (name.equals("net_kernel")) { - return netKernel(m); - } - mbox = mboxes.get(name); - } else { - mbox = mboxes.get(m.getRecipientPid()); - } - - if (mbox == null) { - return false; - } - mbox.deliver(m); - } catch (final Exception e) { - return false; - } - - return true; + OtpMbox mbox = null; + + try { + final int t = m.type(); + + if (t == OtpMsg.regSendTag) { + final String name = m.getRecipientName(); + /* special case for netKernel requests */ + if (name.equals("net_kernel")) { + return netKernel(m); + } + mbox = mboxes.get(name); + } else { + mbox = mboxes.get(m.getRecipientPid()); + } + + if (mbox == null) { + return false; + } + mbox.deliver(m); + } catch (final Exception e) { + return false; + } + + return true; } /* @@ -472,86 +471,86 @@ public class OtpNode extends OtpLocalNode { * specified by the application */ void deliverError(final OtpCookedConnection conn, final Exception e) { - removeConnection(conn); - remoteStatus(conn.name, false, e); + removeConnection(conn); + remoteStatus(conn.name, false, e); } /* * find or create a connection to the given node */ OtpCookedConnection getConnection(final String anode) { - OtpPeer peer = null; - OtpCookedConnection conn = null; - - synchronized (connections) { - // first just try looking up the name as-is - conn = connections.get(anode); - - if (conn == null) { - // in case node had no '@' add localhost info and try again - peer = new OtpPeer(anode); - conn = connections.get(peer.node()); - - if (conn == null) { - try { - conn = new OtpCookedConnection(this, peer); - conn.setFlags(connFlags); - addConnection(conn); - } catch (final Exception e) { - /* false = outgoing */ - connAttempt(peer.node(), false, e); - } - } - } - return conn; - } + OtpPeer peer = null; + OtpCookedConnection conn = null; + + synchronized (connections) { + // first just try looking up the name as-is + conn = connections.get(anode); + + if (conn == null) { + // in case node had no '@' add localhost info and try again + peer = new OtpPeer(anode); + conn = connections.get(peer.node()); + + if (conn == null) { + try { + conn = new OtpCookedConnection(this, peer); + conn.setFlags(connFlags); + addConnection(conn); + } catch (final Exception e) { + /* false = outgoing */ + connAttempt(peer.node(), false, e); + } + } + } + return conn; + } } void addConnection(final OtpCookedConnection conn) { - if (conn != null && conn.name != null) { - connections.put(conn.name, conn); - remoteStatus(conn.name, true, null); - } + if (conn != null && conn.name != null) { + connections.put(conn.name, conn); + remoteStatus(conn.name, true, null); + } } private void removeConnection(final OtpCookedConnection conn) { - if (conn != null && conn.name != null) { - connections.remove(conn.name); - } + if (conn != null && conn.name != null) { + connections.remove(conn.name); + } } /* use these wrappers to call handler functions */ - private synchronized void remoteStatus(final String anode, final boolean up, - final Object info) { - if (handler == null) { - return; - } - try { - handler.remoteStatus(anode, up, info); - } catch (final Exception e) { - } + private synchronized void remoteStatus(final String anode, + final boolean up, final Object info) { + if (handler == null) { + return; + } + try { + handler.remoteStatus(anode, up, info); + } catch (final Exception e) { + } } synchronized void localStatus(final String anode, final boolean up, - final Object info) { - if (handler == null) { - return; - } - try { - handler.localStatus(anode, up, info); - } catch (final Exception e) { - } + final Object info) { + if (handler == null) { + return; + } + try { + handler.localStatus(anode, up, info); + } catch (final Exception e) { + } } synchronized void connAttempt(final String anode, final boolean incoming, - final Object info) { - if (handler == null) { - return; - } - try { - handler.connAttempt(anode, incoming, info); - } catch (final Exception e) { - } + final Object info) { + if (handler == null) { + return; + } + try { + handler.connAttempt(anode, incoming, info); + } catch (final Exception e) { + } } /* @@ -559,248 +558,248 @@ public class OtpNode extends OtpLocalNode { * references */ public class Mailboxes { - // mbox pids here - private Hashtable<OtpErlangPid, WeakReference<OtpMbox>> byPid = null; - // mbox names here - private Hashtable<String, WeakReference<OtpMbox>> byName = null; - - public Mailboxes() { - byPid = new Hashtable<OtpErlangPid, WeakReference<OtpMbox>>(17, - (float) 0.95); - byName = new Hashtable<String, WeakReference<OtpMbox>>(17, - (float) 0.95); - } - - public OtpMbox create(final String name) { - OtpMbox m = null; - - synchronized (byName) { - if (get(name) != null) { - return null; - } - final OtpErlangPid pid = createPid(); - m = new OtpMbox(OtpNode.this, pid, name); - byPid.put(pid, new WeakReference<OtpMbox>(m)); - byName.put(name, new WeakReference<OtpMbox>(m)); - } - return m; - } - - public OtpMbox create() { - final OtpErlangPid pid = createPid(); - final OtpMbox m = new OtpMbox(OtpNode.this, pid); - byPid.put(pid, new WeakReference<OtpMbox>(m)); - return m; - } - - public void clear() { - byPid.clear(); - byName.clear(); - } - - public String[] names() { - String allnames[] = null; - - synchronized (byName) { - final int n = byName.size(); - final Enumeration<String> keys = byName.keys(); - allnames = new String[n]; - - int i = 0; - while (keys.hasMoreElements()) { - allnames[i++] = keys.nextElement(); - } - } - return allnames; - } - - public boolean register(final String name, final OtpMbox mbox) { - if (name == null) { - if (mbox.name != null) { - byName.remove(mbox.name); - mbox.name = null; - } - } else { - synchronized (byName) { - if (get(name) != null) { - return false; - } - byName.put(name, new WeakReference<OtpMbox>(mbox)); - mbox.name = name; - } - } - return true; - } - - /* - * look up a mailbox based on its name. If the mailbox has gone out of - * scope we also remove the reference from the hashtable so we don't - * find it again. - */ - public OtpMbox get(final String name) { - final WeakReference<OtpMbox> wr = byName.get(name); - - if (wr != null) { - final OtpMbox m = wr.get(); - - if (m != null) { - return m; - } - byName.remove(name); - } - return null; - } - - /* - * look up a mailbox based on its pid. If the mailbox has gone out of - * scope we also remove the reference from the hashtable so we don't - * find it again. - */ - public OtpMbox get(final OtpErlangPid pid) { - final WeakReference<OtpMbox> wr = byPid.get(pid); - - if (wr != null) { - final OtpMbox m = wr.get(); - - if (m != null) { - return m; - } - byPid.remove(pid); - } - return null; - } - - public void remove(final OtpMbox mbox) { - byPid.remove(mbox.self); - if (mbox.name != null) { - byName.remove(mbox.name); - } - } + // mbox pids here + private Hashtable<OtpErlangPid, WeakReference<OtpMbox>> byPid = null; + // mbox names here + private Hashtable<String, WeakReference<OtpMbox>> byName = null; + + public Mailboxes() { + byPid = new Hashtable<OtpErlangPid, WeakReference<OtpMbox>>(17, + (float) 0.95); + byName = new Hashtable<String, WeakReference<OtpMbox>>(17, + (float) 0.95); + } + + public OtpMbox create(final String name) { + OtpMbox m = null; + + synchronized (byName) { + if (get(name) != null) { + return null; + } + final OtpErlangPid pid = createPid(); + m = new OtpMbox(OtpNode.this, pid, name); + byPid.put(pid, new WeakReference<OtpMbox>(m)); + byName.put(name, new WeakReference<OtpMbox>(m)); + } + return m; + } + + public OtpMbox create() { + final OtpErlangPid pid = createPid(); + final OtpMbox m = new OtpMbox(OtpNode.this, pid); + byPid.put(pid, new WeakReference<OtpMbox>(m)); + return m; + } + + public void clear() { + byPid.clear(); + byName.clear(); + } + + public String[] names() { + String allnames[] = null; + + synchronized (byName) { + final int n = byName.size(); + final Enumeration<String> keys = byName.keys(); + allnames = new String[n]; + + int i = 0; + while (keys.hasMoreElements()) { + allnames[i++] = keys.nextElement(); + } + } + return allnames; + } + + public boolean register(final String name, final OtpMbox mbox) { + if (name == null) { + if (mbox.name != null) { + byName.remove(mbox.name); + mbox.name = null; + } + } else { + synchronized (byName) { + if (get(name) != null) { + return false; + } + byName.put(name, new WeakReference<OtpMbox>(mbox)); + mbox.name = name; + } + } + return true; + } + + /* + * look up a mailbox based on its name. If the mailbox has gone out of + * scope we also remove the reference from the hashtable so we don't + * find it again. + */ + public OtpMbox get(final String name) { + final WeakReference<OtpMbox> wr = byName.get(name); + + if (wr != null) { + final OtpMbox m = wr.get(); + + if (m != null) { + return m; + } + byName.remove(name); + } + return null; + } + + /* + * look up a mailbox based on its pid. If the mailbox has gone out of + * scope we also remove the reference from the hashtable so we don't + * find it again. + */ + public OtpMbox get(final OtpErlangPid pid) { + final WeakReference<OtpMbox> wr = byPid.get(pid); + + if (wr != null) { + final OtpMbox m = wr.get(); + + if (m != null) { + return m; + } + byPid.remove(pid); + } + return null; + } + + public void remove(final OtpMbox mbox) { + byPid.remove(mbox.self); + if (mbox.name != null) { + byName.remove(mbox.name); + } + } } /* * this thread simply listens for incoming connections */ public class Acceptor extends Thread { - private final ServerSocket sock; - private final int acceptorPort; - private volatile boolean done = false; - - Acceptor(final int port) throws IOException { - sock = new ServerSocket(port); - this.acceptorPort = sock.getLocalPort(); - OtpNode.this.port = this.acceptorPort; - - setDaemon(true); - setName("acceptor"); - publishPort(); - start(); - } - - private boolean publishPort() throws IOException { - if (getEpmd() != null) { - return false; // already published - } - OtpEpmd.publishPort(OtpNode.this); - return true; - } - - private void unPublishPort() { - // unregister with epmd - OtpEpmd.unPublishPort(OtpNode.this); - - // close the local descriptor (if we have one) - closeSock(epmd); - epmd = null; - } - - public void quit() { - unPublishPort(); - done = true; - closeSock(sock); - localStatus(node, false, null); - } - - private void closeSock(final ServerSocket s) { - try { - if (s != null) { - s.close(); - } - } catch (final Exception e) { - } - } - - private void closeSock(final Socket s) { - try { - if (s != null) { - s.close(); - } - } catch (final Exception e) { - } - } - - public int port() { - return acceptorPort; - } - - @Override - public void run() { - Socket newsock = null; - OtpCookedConnection conn = null; - - localStatus(node, true, null); - - accept_loop: while (!done) { - conn = null; - - try { - newsock = sock.accept(); - } catch (final Exception e) { - // Problem in java1.2.2: accept throws SocketException - // when socket is closed. This will happen when - // acceptor.quit() - // is called. acceptor.quit() will call localStatus(...), so - // we have to check if that's where we come from. - if (!done) { - localStatus(node, false, e); - } - break accept_loop; - } - - try { - synchronized (connections) { - conn = new OtpCookedConnection(OtpNode.this, newsock); - conn.setFlags(connFlags); - addConnection(conn); - } - } catch (final OtpAuthException e) { - if (conn != null && conn.name != null) { - connAttempt(conn.name, true, e); - } else { - connAttempt("unknown", true, e); - } - closeSock(newsock); - } catch (final IOException e) { - if (conn != null && conn.name != null) { - connAttempt(conn.name, true, e); - } else { - connAttempt("unknown", true, e); - } - closeSock(newsock); - } catch (final Exception e) { - closeSock(newsock); - closeSock(sock); - localStatus(node, false, e); - break accept_loop; - } - } // while - - // if we have exited loop we must do this too - unPublishPort(); - } + private final ServerSocket sock; + private final int acceptorPort; + private volatile boolean done = false; + + Acceptor(final int port) throws IOException { + sock = new ServerSocket(port); + acceptorPort = sock.getLocalPort(); + OtpNode.this.port = acceptorPort; + + setDaemon(true); + setName("acceptor"); + publishPort(); + start(); + } + + private boolean publishPort() throws IOException { + if (getEpmd() != null) { + return false; // already published + } + OtpEpmd.publishPort(OtpNode.this); + return true; + } + + private void unPublishPort() { + // unregister with epmd + OtpEpmd.unPublishPort(OtpNode.this); + + // close the local descriptor (if we have one) + closeSock(epmd); + epmd = null; + } + + public void quit() { + unPublishPort(); + done = true; + closeSock(sock); + localStatus(node, false, null); + } + + private void closeSock(final ServerSocket s) { + try { + if (s != null) { + s.close(); + } + } catch (final Exception e) { + } + } + + private void closeSock(final Socket s) { + try { + if (s != null) { + s.close(); + } + } catch (final Exception e) { + } + } + + public int port() { + return acceptorPort; + } + + @Override + public void run() { + Socket newsock = null; + OtpCookedConnection conn = null; + + localStatus(node, true, null); + + accept_loop: while (!done) { + conn = null; + + try { + newsock = sock.accept(); + } catch (final Exception e) { + // Problem in java1.2.2: accept throws SocketException + // when socket is closed. This will happen when + // acceptor.quit() + // is called. acceptor.quit() will call localStatus(...), so + // we have to check if that's where we come from. + if (!done) { + localStatus(node, false, e); + } + break accept_loop; + } + + try { + synchronized (connections) { + conn = new OtpCookedConnection(OtpNode.this, newsock); + conn.setFlags(connFlags); + addConnection(conn); + } + } catch (final OtpAuthException e) { + if (conn != null && conn.name != null) { + connAttempt(conn.name, true, e); + } else { + connAttempt("unknown", true, e); + } + closeSock(newsock); + } catch (final IOException e) { + if (conn != null && conn.name != null) { + connAttempt(conn.name, true, e); + } else { + connAttempt("unknown", true, e); + } + closeSock(newsock); + } catch (final Exception e) { + closeSock(newsock); + closeSock(sock); + localStatus(node, false, e); + break accept_loop; + } + } // while + + // if we have exited loop we must do this too + unPublishPort(); + } } public void setFlags(final int flags) { - this.connFlags = flags; + connFlags = flags; } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpNodeStatus.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpNodeStatus.java index aee1f8b67a..889f1d1b1f 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpNodeStatus.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpNodeStatus.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -25,13 +25,13 @@ package com.ericsson.otp.erlang; * with your {@link OtpNode OtpNode} when you wish to be notified about such * status changes and other similar events. * </p> - * + * * <p> * This class provides default handers that ignore all events. Applications are * expected to extend this class in order to act on events that are deemed * interesting. * </p> - * + * * <p> * <b> Note that this class is likely to change in the near future </b> * </p> @@ -42,59 +42,57 @@ public class OtpNodeStatus { /** * Notify about remote node status changes. - * + * * @param node - * the node whose status change is being indicated by this - * call. - * + * the node whose status change is being indicated by this call. + * * @param up - * true if the node has come up, false if it has gone down. - * + * true if the node has come up, false if it has gone down. + * * @param info - * additional info that may be available, for example an - * exception that was raised causing the event in question - * (may be null). - * + * additional info that may be available, for example an + * exception that was raised causing the event in question (may + * be null). + * */ public void remoteStatus(final String node, final boolean up, - final Object info) { + final Object info) { } /** * Notify about local node exceptions. - * + * * @param node - * the node whose status change is being indicated by this - * call. - * + * the node whose status change is being indicated by this call. + * * @param up - * true if the node has come up, false if it has gone down. - * + * true if the node has come up, false if it has gone down. + * * @param info - * additional info that may be available, for example an - * exception that was raised causing the event in question - * (may be null). + * additional info that may be available, for example an + * exception that was raised causing the event in question (may + * be null). */ public void localStatus(final String node, final boolean up, - final Object info) { + final Object info) { } /** * Notify about failed connection attempts. - * + * * @param node - * The name of the remote node - * + * The name of the remote node + * * @param incoming - * The direction of the connection attempt, i.e. true for - * incoming, false for outgoing. - * + * The direction of the connection attempt, i.e. true for + * incoming, false for outgoing. + * * @param info - * additional info that may be available, for example an - * exception that was raised causing the event in question - * (may be null). + * additional info that may be available, for example an + * exception that was raised causing the event in question (may + * be null). */ public void connAttempt(final String node, final boolean incoming, - final Object info) { + final Object info) { } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java index ef60a9f38a..b8493b57ff 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpOutputStream.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2013. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -30,17 +30,20 @@ import java.util.zip.Deflater; /** * Provides a stream for encoding Erlang terms to external format, for * transmission or storage. - * + * * <p> * Note that this class is not synchronized, if you need synchronization you * must provide it yourself. - * + * */ public class OtpOutputStream extends ByteArrayOutputStream { /** The default initial size of the stream. * */ public static final int defaultInitialSize = 2048; - /** The default increment used when growing the stream (increment at least this much). * */ + /** + * The default increment used when growing the stream (increment at least + * this much). * + */ public static final int defaultIncrement = 2048; // static formats, used to encode floats and doubles @@ -57,66 +60,66 @@ public class OtpOutputStream extends ByteArrayOutputStream { * Create a stream with the default initial size (2048 bytes). */ public OtpOutputStream() { - this(defaultInitialSize); + this(defaultInitialSize); } /** * Create a stream with the specified initial size. */ public OtpOutputStream(final int size) { - super(size); + super(size); } /** * Create a stream containing the encoded version of the given Erlang term. */ public OtpOutputStream(final OtpErlangObject o) { - this(); - write_any(o); + this(); + write_any(o); } // package scope /* * Get the contents of the output stream as an input stream instead. This is * used internally in {@link OtpCconnection} for tracing outgoing packages. - * + * * @param offset where in the output stream to read data from when creating * the input stream. The offset is necessary because header contents start 5 * bytes into the header buffer, whereas payload contents start at the * beginning - * + * * @return an input stream containing the same raw data. */ OtpInputStream getOtpInputStream(final int offset) { - return new OtpInputStream(super.buf, offset, super.count - offset, 0); + return new OtpInputStream(super.buf, offset, super.count - offset, 0); } /** * Get the current position in the stream. - * + * * @return the current position in the stream. */ public int getPos() { - return super.count; + return super.count; } /** * Trims the capacity of this <tt>OtpOutputStream</tt> instance to be the - * buffer's current size. An application can use this operation to minimize + * buffer's current size. An application can use this operation to minimize * the storage of an <tt>OtpOutputStream</tt> instance. */ public void trimToSize() { - resize(super.count); + resize(super.count); } - private void resize(int size) { - if (size < super.buf.length) { - final byte[] tmp = new byte[size]; - System.arraycopy(super.buf, 0, tmp, 0, size); - super.buf = tmp; - } else if (size > super.buf.length) { - ensureCapacity(size); - } + private void resize(final int size) { + if (size < super.buf.length) { + final byte[] tmp = new byte[size]; + System.arraycopy(super.buf, 0, tmp, 0, size); + super.buf = tmp; + } else if (size > super.buf.length) { + ensureCapacity(size); + } } /** @@ -124,228 +127,237 @@ public class OtpOutputStream extends ByteArrayOutputStream { * necessary, to ensure that it can hold at least the number of elements * specified by the minimum capacity argument. * - * @param minCapacity the desired minimum capacity + * @param minCapacity + * the desired minimum capacity */ - public void ensureCapacity(int minCapacity) { - if (minCapacity > fixedSize) { - throw new IllegalArgumentException("Trying to increase fixed-size buffer"); - } - int oldCapacity = super.buf.length; - if (minCapacity > oldCapacity) { - int newCapacity = (oldCapacity * 3)/2 + 1; - if (newCapacity < oldCapacity + defaultIncrement) - newCapacity = oldCapacity + defaultIncrement; - if (newCapacity < minCapacity) - newCapacity = minCapacity; - newCapacity = Math.min(fixedSize, newCapacity); - // minCapacity is usually close to size, so this is a win: - final byte[] tmp = new byte[newCapacity]; - System.arraycopy(super.buf, 0, tmp, 0, super.count); - super.buf = tmp; - } + public void ensureCapacity(final int minCapacity) { + if (minCapacity > fixedSize) { + throw new IllegalArgumentException( + "Trying to increase fixed-size buffer"); + } + final int oldCapacity = super.buf.length; + if (minCapacity > oldCapacity) { + int newCapacity = oldCapacity * 3 / 2 + 1; + if (newCapacity < oldCapacity + defaultIncrement) { + newCapacity = oldCapacity + defaultIncrement; + } + if (newCapacity < minCapacity) { + newCapacity = minCapacity; + } + newCapacity = Math.min(fixedSize, newCapacity); + // minCapacity is usually close to size, so this is a win: + final byte[] tmp = new byte[newCapacity]; + System.arraycopy(super.buf, 0, tmp, 0, super.count); + super.buf = tmp; + } } /** * Write one byte to the stream. - * + * * @param b * the byte to write. - * + * */ public void write(final byte b) { - ensureCapacity(super.count + 1); - super.buf[super.count++] = b; + ensureCapacity(super.count + 1); + super.buf[super.count++] = b; } - /* (non-Javadoc) + /* + * (non-Javadoc) + * * @see java.io.ByteArrayOutputStream#write(byte[]) */ @Override public void write(final byte[] abuf) { - // don't assume that super.write(byte[]) calls write(buf, 0, buf.length) - write(abuf, 0, abuf.length); + // don't assume that super.write(byte[]) calls write(buf, 0, buf.length) + write(abuf, 0, abuf.length); } - /* (non-Javadoc) + /* + * (non-Javadoc) + * * @see java.io.ByteArrayOutputStream#write(int) */ @Override - public synchronized void write(int b) { - ensureCapacity(super.count + 1); - super.buf[super.count] = (byte) b; - count += 1; + public synchronized void write(final int b) { + ensureCapacity(super.count + 1); + super.buf[super.count] = (byte) b; + count += 1; } - /* (non-Javadoc) + /* + * (non-Javadoc) + * * @see java.io.ByteArrayOutputStream#write(byte[], int, int) */ @Override - public synchronized void write(byte[] b, int off, int len) { - if ((off < 0) || (off > b.length) || (len < 0) - || ((off + len) - b.length > 0)) { - throw new IndexOutOfBoundsException(); - } - ensureCapacity(super.count + len); - System.arraycopy(b, off, super.buf, super.count, len); - super.count += len; + public synchronized void write(final byte[] b, final int off, final int len) { + if (off < 0 || off > b.length || len < 0 || off + len - b.length > 0) { + throw new IndexOutOfBoundsException(); + } + ensureCapacity(super.count + len); + System.arraycopy(b, off, super.buf, super.count, len); + super.count += len; } /** * Write the low byte of a value to the stream. - * + * * @param n * the value to use. - * + * */ public void write1(final long n) { - write((byte) (n & 0xff)); + write((byte) (n & 0xff)); } /** * Write an array of bytes to the stream. - * + * * @param bytes * the array of bytes to write. - * + * */ public void writeN(final byte[] bytes) { - write(bytes); + write(bytes); } /** * Get the current capacity of the stream. As bytes are added the capacity * of the stream is increased automatically, however this method returns the * current size. - * + * * @return the size of the internal buffer used by the stream. */ public int length() { - return super.buf.length; + return super.buf.length; } /** * Get the number of bytes in the stream. - * + * * @return the number of bytes in the stream. - * + * * @deprecated As of Jinterface 1.4, replaced by super.size(). * @see #size() */ @Deprecated public int count() { - return count; + return count; } /** * Write the low two bytes of a value to the stream in big endian order. - * + * * @param n * the value to use. */ public void write2BE(final long n) { - write((byte) ((n & 0xff00) >> 8)); - write((byte) (n & 0xff)); + write((byte) ((n & 0xff00) >> 8)); + write((byte) (n & 0xff)); } /** * Write the low four bytes of a value to the stream in big endian order. - * + * * @param n * the value to use. */ public void write4BE(final long n) { - write((byte) ((n & 0xff000000) >> 24)); - write((byte) ((n & 0xff0000) >> 16)); - write((byte) ((n & 0xff00) >> 8)); - write((byte) (n & 0xff)); + write((byte) ((n & 0xff000000) >> 24)); + write((byte) ((n & 0xff0000) >> 16)); + write((byte) ((n & 0xff00) >> 8)); + write((byte) (n & 0xff)); } /** * Write the low eight (all) bytes of a value to the stream in big endian * order. - * + * * @param n * the value to use. */ public void write8BE(final long n) { - write((byte) (n >> 56 & 0xff)); - write((byte) (n >> 48 & 0xff)); - write((byte) (n >> 40 & 0xff)); - write((byte) (n >> 32 & 0xff)); - write((byte) (n >> 24 & 0xff)); - write((byte) (n >> 16 & 0xff)); - write((byte) (n >> 8 & 0xff)); - write((byte) (n & 0xff)); + write((byte) (n >> 56 & 0xff)); + write((byte) (n >> 48 & 0xff)); + write((byte) (n >> 40 & 0xff)); + write((byte) (n >> 32 & 0xff)); + write((byte) (n >> 24 & 0xff)); + write((byte) (n >> 16 & 0xff)); + write((byte) (n >> 8 & 0xff)); + write((byte) (n & 0xff)); } /** * Write any number of bytes in little endian format. - * + * * @param n * the value to use. * @param b * the number of bytes to write from the little end. */ public void writeLE(final long n, final int b) { - long v = n; - for (int i = 0; i < b; i++) { - write((byte) (v & 0xff)); - v >>= 8; - } + long v = n; + for (int i = 0; i < b; i++) { + write((byte) (v & 0xff)); + v >>= 8; + } } /** * Write the low two bytes of a value to the stream in little endian order. - * + * * @param n * the value to use. */ public void write2LE(final long n) { - write((byte) (n & 0xff)); - write((byte) ((n & 0xff00) >> 8)); + write((byte) (n & 0xff)); + write((byte) ((n & 0xff00) >> 8)); } /** * Write the low four bytes of a value to the stream in little endian order. - * + * * @param n * the value to use. */ public void write4LE(final long n) { - write((byte) (n & 0xff)); - write((byte) ((n & 0xff00) >> 8)); - write((byte) ((n & 0xff0000) >> 16)); - write((byte) ((n & 0xff000000) >> 24)); + write((byte) (n & 0xff)); + write((byte) ((n & 0xff00) >> 8)); + write((byte) ((n & 0xff0000) >> 16)); + write((byte) ((n & 0xff000000) >> 24)); } /** * Write the low eight bytes of a value to the stream in little endian * order. - * + * * @param n * the value to use. */ public void write8LE(final long n) { - write((byte) (n & 0xff)); - write((byte) (n >> 8 & 0xff)); - write((byte) (n >> 16 & 0xff)); - write((byte) (n >> 24 & 0xff)); - write((byte) (n >> 32 & 0xff)); - write((byte) (n >> 40 & 0xff)); - write((byte) (n >> 48 & 0xff)); - write((byte) (n >> 56 & 0xff)); + write((byte) (n & 0xff)); + write((byte) (n >> 8 & 0xff)); + write((byte) (n >> 16 & 0xff)); + write((byte) (n >> 24 & 0xff)); + write((byte) (n >> 32 & 0xff)); + write((byte) (n >> 40 & 0xff)); + write((byte) (n >> 48 & 0xff)); + write((byte) (n >> 56 & 0xff)); } /** * Write the low four bytes of a value to the stream in bif endian order, at * the specified position. If the position specified is beyond the end of * the stream, this method will have no effect. - * + * * Normally this method should be used in conjunction with {@link #size() * size()}, when is is necessary to insert data into the stream before it is * known what the actual value should be. For example: - * + * * <pre> * int pos = s.size(); * s.write4BE(0); // make space for length data, @@ -354,501 +366,495 @@ public class OtpOutputStream extends ByteArrayOutputStream { * // later... when we know the length value * s.poke4BE(pos, length); * </pre> - * - * + * + * * @param offset * the position in the stream. * @param n * the value to use. */ public void poke4BE(final int offset, final long n) { - if (offset < super.count) { - buf[offset + 0] = (byte) ((n & 0xff000000) >> 24); - buf[offset + 1] = (byte) ((n & 0xff0000) >> 16); - buf[offset + 2] = (byte) ((n & 0xff00) >> 8); - buf[offset + 3] = (byte) (n & 0xff); - } + if (offset < super.count) { + buf[offset + 0] = (byte) ((n & 0xff000000) >> 24); + buf[offset + 1] = (byte) ((n & 0xff0000) >> 16); + buf[offset + 2] = (byte) ((n & 0xff00) >> 8); + buf[offset + 3] = (byte) (n & 0xff); + } } /** * Write a string to the stream as an Erlang atom. - * + * * @param atom * the string to write. */ public void write_atom(final String atom) { - String enc_atom; - byte[] bytes; - boolean isLatin1 = true; - - if (atom.codePointCount(0, atom.length()) <= OtpExternal.maxAtomLength) { - enc_atom = atom; - } - else { - /* - * Throwing an exception would be better I think, - * but truncation seems to be the way it has - * been done in other parts of OTP... - */ - enc_atom = new String(OtpErlangString.stringToCodePoints(atom), - 0, OtpExternal.maxAtomLength); - } - - for (int offset = 0; offset < enc_atom.length();) { - final int cp = enc_atom.codePointAt(offset); - if ((cp & ~0xFF) != 0) { - isLatin1 = false; - break; - } - offset += Character.charCount(cp); - } - try { - if (isLatin1) { - bytes = enc_atom.getBytes("ISO-8859-1"); - write1(OtpExternal.atomTag); - write2BE(bytes.length); - } - else { - bytes = enc_atom.getBytes("UTF-8"); - final int length = bytes.length; - if (length < 256) { - write1(OtpExternal.smallAtomUtf8Tag); - write1(length); - } - else { - write1(OtpExternal.atomUtf8Tag); - write2BE(length); - } - } - writeN(bytes); - } catch (final java.io.UnsupportedEncodingException e) { - /* - * Sigh, why didn't the API designer add an - * OtpErlangEncodeException to these encoding - * functions?!? Instead of changing the API we - * write an invalid atom and let it fail for - * whoever trying to decode this... Sigh, - * again... - */ - write1(OtpExternal.smallAtomUtf8Tag); - write1(2); - write2BE(0xffff); /* Invalid UTF-8 */ - } + String enc_atom; + byte[] bytes; + boolean isLatin1 = true; + + if (atom.codePointCount(0, atom.length()) <= OtpExternal.maxAtomLength) { + enc_atom = atom; + } else { + /* + * Throwing an exception would be better I think, but truncation + * seems to be the way it has been done in other parts of OTP... + */ + enc_atom = new String(OtpErlangString.stringToCodePoints(atom), 0, + OtpExternal.maxAtomLength); + } + + for (int offset = 0; offset < enc_atom.length();) { + final int cp = enc_atom.codePointAt(offset); + if ((cp & ~0xFF) != 0) { + isLatin1 = false; + break; + } + offset += Character.charCount(cp); + } + try { + if (isLatin1) { + bytes = enc_atom.getBytes("ISO-8859-1"); + write1(OtpExternal.atomTag); + write2BE(bytes.length); + } else { + bytes = enc_atom.getBytes("UTF-8"); + final int length = bytes.length; + if (length < 256) { + write1(OtpExternal.smallAtomUtf8Tag); + write1(length); + } else { + write1(OtpExternal.atomUtf8Tag); + write2BE(length); + } + } + writeN(bytes); + } catch (final java.io.UnsupportedEncodingException e) { + /* + * Sigh, why didn't the API designer add an OtpErlangEncodeException + * to these encoding functions?!? Instead of changing the API we + * write an invalid atom and let it fail for whoever trying to + * decode this... Sigh, again... + */ + write1(OtpExternal.smallAtomUtf8Tag); + write1(2); + write2BE(0xffff); /* Invalid UTF-8 */ + } } /** * Write an array of bytes to the stream as an Erlang binary. - * + * * @param bin * the array of bytes to write. */ public void write_binary(final byte[] bin) { - write1(OtpExternal.binTag); - write4BE(bin.length); - writeN(bin); + write1(OtpExternal.binTag); + write4BE(bin.length); + writeN(bin); } /** * Write an array of bytes to the stream as an Erlang bitstr. - * + * * @param bin * the array of bytes to write. * @param pad_bits * the number of zero pad bits at the low end of the last byte */ public void write_bitstr(final byte[] bin, final int pad_bits) { - if (pad_bits == 0) { - write_binary(bin); - return; - } - write1(OtpExternal.bitBinTag); - write4BE(bin.length); - write1(8 - pad_bits); - writeN(bin); + if (pad_bits == 0) { + write_binary(bin); + return; + } + write1(OtpExternal.bitBinTag); + write4BE(bin.length); + write1(8 - pad_bits); + writeN(bin); } /** * Write a boolean value to the stream as the Erlang atom 'true' or 'false'. - * + * * @param b * the boolean value to write. */ public void write_boolean(final boolean b) { - write_atom(String.valueOf(b)); + write_atom(String.valueOf(b)); } /** * Write a single byte to the stream as an Erlang integer. The byte is * really an IDL 'octet', that is, unsigned. - * + * * @param b * the byte to use. */ public void write_byte(final byte b) { - this.write_long(b & 0xffL, true); + this.write_long(b & 0xffL, true); } /** * Write a character to the stream as an Erlang integer. The character may * be a 16 bit character, kind of IDL 'wchar'. It is up to the Erlang side * to take care of souch, if they should be used. - * + * * @param c * the character to use. */ public void write_char(final char c) { - this.write_long(c & 0xffffL, true); + this.write_long(c & 0xffffL, true); } /** * Write a double value to the stream. - * + * * @param d * the double to use. */ public void write_double(final double d) { - write1(OtpExternal.newFloatTag); - write8BE(Double.doubleToLongBits(d)); + write1(OtpExternal.newFloatTag); + write8BE(Double.doubleToLongBits(d)); } /** * Write a float value to the stream. - * + * * @param f * the float to use. */ public void write_float(final float f) { - write_double(f); + write_double(f); } public void write_big_integer(final BigInteger v) { - if (v.bitLength() < 64) { - this.write_long(v.longValue(), true); - return; - } - final int signum = v.signum(); - BigInteger val = v; - if (signum < 0) { - val = val.negate(); - } - final byte[] magnitude = val.toByteArray(); - final int n = magnitude.length; - // Reverse the array to make it little endian. - for (int i = 0, j = n; i < j--; i++) { - // Swap [i] with [j] - final byte b = magnitude[i]; - magnitude[i] = magnitude[j]; - magnitude[j] = b; - } - if ((n & 0xFF) == n) { - write1(OtpExternal.smallBigTag); - write1(n); // length - } else { - write1(OtpExternal.largeBigTag); - write4BE(n); // length - } - write1(signum < 0 ? 1 : 0); // sign - // Write the array - writeN(magnitude); + if (v.bitLength() < 64) { + this.write_long(v.longValue(), true); + return; + } + final int signum = v.signum(); + BigInteger val = v; + if (signum < 0) { + val = val.negate(); + } + final byte[] magnitude = val.toByteArray(); + final int n = magnitude.length; + // Reverse the array to make it little endian. + for (int i = 0, j = n; i < j--; i++) { + // Swap [i] with [j] + final byte b = magnitude[i]; + magnitude[i] = magnitude[j]; + magnitude[j] = b; + } + if ((n & 0xFF) == n) { + write1(OtpExternal.smallBigTag); + write1(n); // length + } else { + write1(OtpExternal.largeBigTag); + write4BE(n); // length + } + write1(signum < 0 ? 1 : 0); // sign + // Write the array + writeN(magnitude); } void write_long(final long v, final boolean unsigned) { - /* - * If v<0 and unsigned==true the value - * java.lang.Long.MAX_VALUE-java.lang.Long.MIN_VALUE+1+v is written, i.e - * v is regarded as unsigned two's complement. - */ - if ((v & 0xffL) == v) { - // will fit in one byte - write1(OtpExternal.smallIntTag); - write1(v); - } else { - // note that v != 0L - if (v < 0 && unsigned || v < OtpExternal.erlMin - || v > OtpExternal.erlMax) { - // some kind of bignum - final long abs = unsigned ? v : v < 0 ? -v : v; - final int sign = unsigned ? 0 : v < 0 ? 1 : 0; - int n; - long mask; - for (mask = 0xFFFFffffL, n = 4; (abs & mask) != abs; n++, mask = mask << 8 | 0xffL) { - // count nonzero bytes - } - write1(OtpExternal.smallBigTag); - write1(n); // length - write1(sign); // sign - writeLE(abs, n); // value. obs! little endian - } else { - write1(OtpExternal.intTag); - write4BE(v); - } - } + /* + * If v<0 and unsigned==true the value + * java.lang.Long.MAX_VALUE-java.lang.Long.MIN_VALUE+1+v is written, i.e + * v is regarded as unsigned two's complement. + */ + if ((v & 0xffL) == v) { + // will fit in one byte + write1(OtpExternal.smallIntTag); + write1(v); + } else { + // note that v != 0L + if (v < 0 && unsigned || v < OtpExternal.erlMin + || v > OtpExternal.erlMax) { + // some kind of bignum + final long abs = unsigned ? v : v < 0 ? -v : v; + final int sign = unsigned ? 0 : v < 0 ? 1 : 0; + int n; + long mask; + for (mask = 0xFFFFffffL, n = 4; (abs & mask) != abs; n++, mask = mask << 8 | 0xffL) { + // count nonzero bytes + } + write1(OtpExternal.smallBigTag); + write1(n); // length + write1(sign); // sign + writeLE(abs, n); // value. obs! little endian + } else { + write1(OtpExternal.intTag); + write4BE(v); + } + } } /** * Write a long to the stream. - * + * * @param l * the long to use. */ public void write_long(final long l) { - this.write_long(l, false); + this.write_long(l, false); } /** * Write a positive long to the stream. The long is interpreted as a two's * complement unsigned long even if it is negative. - * + * * @param ul * the long to use. */ public void write_ulong(final long ul) { - this.write_long(ul, true); + this.write_long(ul, true); } /** * Write an integer to the stream. - * + * * @param i * the integer to use. */ public void write_int(final int i) { - this.write_long(i, false); + this.write_long(i, false); } /** * Write a positive integer to the stream. The integer is interpreted as a * two's complement unsigned integer even if it is negative. - * + * * @param ui * the integer to use. */ public void write_uint(final int ui) { - this.write_long(ui & 0xFFFFffffL, true); + this.write_long(ui & 0xFFFFffffL, true); } /** * Write a short to the stream. - * + * * @param s * the short to use. */ public void write_short(final short s) { - this.write_long(s, false); + this.write_long(s, false); } /** * Write a positive short to the stream. The short is interpreted as a two's * complement unsigned short even if it is negative. - * + * * @param us * the short to use. */ public void write_ushort(final short us) { - this.write_long(us & 0xffffL, true); + this.write_long(us & 0xffffL, true); } /** * Write an Erlang list header to the stream. After calling this method, you * must write 'arity' elements to the stream followed by nil, or it will not * be possible to decode it later. - * + * * @param arity * the number of elements in the list. */ public void write_list_head(final int arity) { - if (arity == 0) { - write_nil(); - } else { - write1(OtpExternal.listTag); - write4BE(arity); - } + if (arity == 0) { + write_nil(); + } else { + write1(OtpExternal.listTag); + write4BE(arity); + } } /** * Write an empty Erlang list to the stream. */ public void write_nil() { - write1(OtpExternal.nilTag); + write1(OtpExternal.nilTag); } /** * Write an Erlang tuple header to the stream. After calling this method, * you must write 'arity' elements to the stream or it will not be possible * to decode it later. - * + * * @param arity * the number of elements in the tuple. */ public void write_tuple_head(final int arity) { - if (arity < 0xff) { - write1(OtpExternal.smallTupleTag); - write1(arity); - } else { - write1(OtpExternal.largeTupleTag); - write4BE(arity); - } + if (arity < 0xff) { + write1(OtpExternal.smallTupleTag); + write1(arity); + } else { + write1(OtpExternal.largeTupleTag); + write4BE(arity); + } } /** * Write an Erlang PID to the stream. - * + * * @param node * the nodename. - * + * * @param id * an arbitrary number. Only the low order 15 bits will be used. - * + * * @param serial * another arbitrary number. Only the low order 13 bits will be * used. - * + * * @param creation * yet another arbitrary number. Only the low order 2 bits will * be used. - * + * */ public void write_pid(final String node, final int id, final int serial, - final int creation) { - write1(OtpExternal.pidTag); - write_atom(node); - write4BE(id & 0x7fff); // 15 bits - write4BE(serial & 0x1fff); // 13 bits - write1(creation & 0x3); // 2 bits + final int creation) { + write1(OtpExternal.pidTag); + write_atom(node); + write4BE(id & 0x7fff); // 15 bits + write4BE(serial & 0x1fff); // 13 bits + write1(creation & 0x3); // 2 bits } /** * Write an Erlang port to the stream. - * + * * @param node * the nodename. - * + * * @param id * an arbitrary number. Only the low order 28 bits will be used. - * + * * @param creation * another arbitrary number. Only the low order 2 bits will be * used. - * + * */ public void write_port(final String node, final int id, final int creation) { - write1(OtpExternal.portTag); - write_atom(node); - write4BE(id & 0xfffffff); // 28 bits - write1(creation & 0x3); // 2 bits + write1(OtpExternal.portTag); + write_atom(node); + write4BE(id & 0xfffffff); // 28 bits + write1(creation & 0x3); // 2 bits } /** * Write an old style Erlang ref to the stream. - * + * * @param node * the nodename. - * + * * @param id * an arbitrary number. Only the low order 18 bits will be used. - * + * * @param creation * another arbitrary number. Only the low order 2 bits will be * used. - * + * */ public void write_ref(final String node, final int id, final int creation) { - write1(OtpExternal.refTag); - write_atom(node); - write4BE(id & 0x3ffff); // 18 bits - write1(creation & 0x3); // 2 bits + write1(OtpExternal.refTag); + write_atom(node); + write4BE(id & 0x3ffff); // 18 bits + write1(creation & 0x3); // 2 bits } /** * Write a new style (R6 and later) Erlang ref to the stream. - * + * * @param node * the nodename. - * + * * @param ids * an array of arbitrary numbers. Only the low order 18 bits of * the first number will be used. If the array contains only one * number, an old style ref will be written instead. At most * three numbers will be read from the array. - * + * * @param creation * another arbitrary number. Only the low order 2 bits will be * used. - * + * */ public void write_ref(final String node, final int[] ids, final int creation) { - int arity = ids.length; - if (arity > 3) { - arity = 3; // max 3 words in ref - } + int arity = ids.length; + if (arity > 3) { + arity = 3; // max 3 words in ref + } - if (arity == 1) { - // use old method - this.write_ref(node, ids[0], creation); - } else { - // r6 ref - write1(OtpExternal.newRefTag); + if (arity == 1) { + // use old method + this.write_ref(node, ids[0], creation); + } else { + // r6 ref + write1(OtpExternal.newRefTag); - // how many id values - write2BE(arity); + // how many id values + write2BE(arity); - write_atom(node); + write_atom(node); - // note: creation BEFORE id in r6 ref - write1(creation & 0x3); // 2 bits + // note: creation BEFORE id in r6 ref + write1(creation & 0x3); // 2 bits - // first int gets truncated to 18 bits - write4BE(ids[0] & 0x3ffff); + // first int gets truncated to 18 bits + write4BE(ids[0] & 0x3ffff); - // remaining ones are left as is - for (int i = 1; i < arity; i++) { - write4BE(ids[i]); - } - } + // remaining ones are left as is + for (int i = 1; i < arity; i++) { + write4BE(ids[i]); + } + } } /** * Write a string to the stream. - * + * * @param s * the string to write. */ public void write_string(final String s) { - final int len = s.length(); - - switch (len) { - case 0: - write_nil(); - break; - default: - if (len <= 65535 && is8bitString(s)) { // 8-bit string - try { - final byte[] bytebuf = s.getBytes("ISO-8859-1"); - write1(OtpExternal.stringTag); - write2BE(len); - writeN(bytebuf); - } catch (final UnsupportedEncodingException e) { - write_nil(); // it should never ever get here... - } - } else { // unicode or longer, must code as list - final int[] codePoints = OtpErlangString.stringToCodePoints(s); - write_list_head(codePoints.length); - for (final int codePoint : codePoints) { - write_int(codePoint); - } - write_nil(); - } - } + final int len = s.length(); + + switch (len) { + case 0: + write_nil(); + break; + default: + if (len <= 65535 && is8bitString(s)) { // 8-bit string + try { + final byte[] bytebuf = s.getBytes("ISO-8859-1"); + write1(OtpExternal.stringTag); + write2BE(len); + writeN(bytebuf); + } catch (final UnsupportedEncodingException e) { + write_nil(); // it should never ever get here... + } + } else { // unicode or longer, must code as list + final int[] codePoints = OtpErlangString.stringToCodePoints(s); + write_list_head(codePoints.length); + for (final int codePoint : codePoints) { + write_int(codePoint); + } + write_nil(); + } + } } private boolean is8bitString(final String s) { - for (int i = 0; i < s.length(); ++i) { - final char c = s.charAt(i); - if (c < 0 || c > 255) { - return false; - } - } - return true; + for (int i = 0; i < s.length(); ++i) { + final char c = s.charAt(i); + if (c < 0 || c > 255) { + return false; + } + } + return true; } /** @@ -858,7 +864,7 @@ public class OtpOutputStream extends ByteArrayOutputStream { * the Erlang term to write. */ public void write_compressed(final OtpErlangObject o) { - write_compressed(o, Deflater.DEFAULT_COMPRESSION); + write_compressed(o, Deflater.DEFAULT_COMPRESSION); } /** @@ -869,119 +875,119 @@ public class OtpOutputStream extends ByteArrayOutputStream { * @param level * the compression level (<tt>0..9</tt>) */ - public void write_compressed(final OtpErlangObject o, int level) { - @SuppressWarnings("resource") - final OtpOutputStream oos = new OtpOutputStream(o); - /* - * similar to erts_term_to_binary() in external.c: - * We don't want to compress if compression actually increases the size. - * Since compression uses 5 extra bytes (COMPRESSED tag + size), don't - * compress if the original term is smaller. - */ - if (oos.size() < 5) { - // fast path for small terms - try { - oos.writeTo(this); - // if the term is written as a compressed term, the output - // stream is closed, so we do this here, too - this.close(); - } catch (IOException e) { - throw new java.lang.IllegalArgumentException( - "Intermediate stream failed for Erlang object " + o); - } - } else { - int startCount = super.count; - // we need destCount bytes for an uncompressed term - // -> if compression uses more, use the uncompressed term! - int destCount = startCount + oos.size(); - this.fixedSize = destCount; - Deflater def = new Deflater(level); - final java.util.zip.DeflaterOutputStream dos = new java.util.zip.DeflaterOutputStream( - this, def); - try { - write1(OtpExternal.compressedTag); - write4BE(oos.size()); - oos.writeTo(dos); - dos.close(); // note: closes this, too! - } catch (final IllegalArgumentException e) { - // discard further un-compressed data - // -> if not called, there may be memory leaks! - def.end(); - // could not make the value smaller than originally - // -> reset to starting count, write uncompressed - super.count = startCount; - try { - oos.writeTo(this); - // if the term is written as a compressed term, the output - // stream is closed, so we do this here, too - this.close(); - } catch (IOException e2) { - throw new java.lang.IllegalArgumentException( - "Intermediate stream failed for Erlang object " + o); - } - } catch (final IOException e) { - throw new java.lang.IllegalArgumentException( - "Intermediate stream failed for Erlang object " + o); - } finally { - this.fixedSize = Integer.MAX_VALUE; - try { - dos.close(); - } catch (IOException e) { - // ignore + public void write_compressed(final OtpErlangObject o, final int level) { + @SuppressWarnings("resource") + final OtpOutputStream oos = new OtpOutputStream(o); + /* + * similar to erts_term_to_binary() in external.c: We don't want to + * compress if compression actually increases the size. Since + * compression uses 5 extra bytes (COMPRESSED tag + size), don't + * compress if the original term is smaller. + */ + if (oos.size() < 5) { + // fast path for small terms + try { + oos.writeTo(this); + // if the term is written as a compressed term, the output + // stream is closed, so we do this here, too + close(); + } catch (final IOException e) { + throw new java.lang.IllegalArgumentException( + "Intermediate stream failed for Erlang object " + o); + } + } else { + final int startCount = super.count; + // we need destCount bytes for an uncompressed term + // -> if compression uses more, use the uncompressed term! + final int destCount = startCount + oos.size(); + fixedSize = destCount; + final Deflater def = new Deflater(level); + final java.util.zip.DeflaterOutputStream dos = new java.util.zip.DeflaterOutputStream( + this, def); + try { + write1(OtpExternal.compressedTag); + write4BE(oos.size()); + oos.writeTo(dos); + dos.close(); // note: closes this, too! + } catch (final IllegalArgumentException e) { + // discard further un-compressed data + // -> if not called, there may be memory leaks! + def.end(); + // could not make the value smaller than originally + // -> reset to starting count, write uncompressed + super.count = startCount; + try { + oos.writeTo(this); + // if the term is written as a compressed term, the output + // stream is closed, so we do this here, too + close(); + } catch (final IOException e2) { + throw new java.lang.IllegalArgumentException( + "Intermediate stream failed for Erlang object " + o); + } + } catch (final IOException e) { + throw new java.lang.IllegalArgumentException( + "Intermediate stream failed for Erlang object " + o); + } finally { + fixedSize = Integer.MAX_VALUE; + try { + dos.close(); + } catch (final IOException e) { + // ignore + } + } } - } - } } /** * Write an arbitrary Erlang term to the stream. - * + * * @param o * the Erlang term to write. */ public void write_any(final OtpErlangObject o) { - // calls one of the above functions, depending on o - o.encode(this); + // calls one of the above functions, depending on o + o.encode(this); } public void write_fun(final OtpErlangPid pid, final String module, - final long old_index, final int arity, final byte[] md5, - final long index, final long uniq, final OtpErlangObject[] freeVars) { - if (arity == -1) { - write1(OtpExternal.funTag); - write4BE(freeVars.length); - pid.encode(this); - write_atom(module); - write_long(index); - write_long(uniq); - for (final OtpErlangObject fv : freeVars) { - fv.encode(this); - } - } else { - write1(OtpExternal.newFunTag); - final int saveSizePos = getPos(); - write4BE(0); // this is where we patch in the size - write1(arity); - writeN(md5); - write4BE(index); - write4BE(freeVars.length); - write_atom(module); - write_long(old_index); - write_long(uniq); - pid.encode(this); - for (final OtpErlangObject fv : freeVars) { - fv.encode(this); - } - poke4BE(saveSizePos, getPos() - saveSizePos); - } + final long old_index, final int arity, final byte[] md5, + final long index, final long uniq, final OtpErlangObject[] freeVars) { + if (arity == -1) { + write1(OtpExternal.funTag); + write4BE(freeVars.length); + pid.encode(this); + write_atom(module); + write_long(index); + write_long(uniq); + for (final OtpErlangObject fv : freeVars) { + fv.encode(this); + } + } else { + write1(OtpExternal.newFunTag); + final int saveSizePos = getPos(); + write4BE(0); // this is where we patch in the size + write1(arity); + writeN(md5); + write4BE(index); + write4BE(freeVars.length); + write_atom(module); + write_long(old_index); + write_long(uniq); + pid.encode(this); + for (final OtpErlangObject fv : freeVars) { + fv.encode(this); + } + poke4BE(saveSizePos, getPos() - saveSizePos); + } } public void write_external_fun(final String module, final String function, - final int arity) { - write1(OtpExternal.externalFunTag); - write_atom(module); - write_atom(function); - write_long(arity); + final int arity) { + write1(OtpExternal.externalFunTag); + write_atom(module); + write_atom(function); + write_long(arity); } public void write_map_head(final int arity) { diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpPeer.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpPeer.java index df5ce61820..2c79c04247 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpPeer.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpPeer.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -28,59 +28,59 @@ import java.net.UnknownHostException; */ public class OtpPeer extends AbstractNode { int distChoose = 0; /* - * this is set by OtpConnection and is the highest - * common protocol version we both support - */ + * this is set by OtpConnection and is the highest + * common protocol version we both support + */ OtpPeer() { - super(); + super(); } /** * Create a peer node. - * + * * @param node - * the name of the node. + * the name of the node. */ public OtpPeer(final String node) { - super(node); + super(node); } /** * Create a connection to a remote node. - * + * * @param self - * the local node from which you wish to connect. - * + * the local node from which you wish to connect. + * * @return a connection to the remote node. - * + * * @exception java.net.UnknownHostException - * if the remote host could not be found. - * + * if the remote host could not be found. + * * @exception java.io.IOException - * if it was not possible to connect to the remote node. - * + * if it was not possible to connect to the remote node. + * * @exception OtpAuthException - * if the connection was refused by the remote node. - * + * if the connection was refused by the remote node. + * * @deprecated Use the corresponding method in {@link OtpSelf} instead. */ @Deprecated public OtpConnection connect(final OtpSelf self) throws IOException, - UnknownHostException, OtpAuthException { - return new OtpConnection(self, this); + UnknownHostException, OtpAuthException { + return new OtpConnection(self, this); } // package /* * Get the port number used by the remote node. - * + * * @return the port number used by the remote node, or 0 if the node was not * registered with the port mapper. - * + * * @exception java.io.IOException if the port mapper could not be contacted. */ int port() throws IOException { - return OtpEpmd.lookupPort(this); + return OtpEpmd.lookupPort(this); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpSelf.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpSelf.java index 8e78cda894..166dac5701 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpSelf.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpSelf.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -26,26 +26,26 @@ import java.net.UnknownHostException; /** * Represents an OTP node. It is used to connect to remote nodes or accept * incoming connections from remote nodes. - * + * * <p> * When the Java node will be connecting to a remote Erlang, Java or C node, it * must first identify itself as a node by creating an instance of this class, * after which it may connect to the remote node. - * + * * <p> * When you create an instance of this class, it will bind a socket to a port so * that incoming connections can be accepted. However the port number will not * be made available to other nodes wishing to connect until you explicitely * register with the port mapper daemon by calling {@link #publishPort()}. * </p> - * + * * <pre> * OtpSelf self = new OtpSelf("client", "authcookie"); // identify self * OtpPeer other = new OtpPeer("server"); // identify peer - * + * * OtpConnection conn = self.connect(other); // connect to peer * </pre> - * + * */ public class OtpSelf extends OtpLocalNode { private final ServerSocket sock; @@ -58,47 +58,47 @@ public class OtpSelf extends OtpLocalNode { * directory. The home directory is obtained from the System property * "user.home". * </p> - * + * * <p> * If the file does not exist, an empty string is used. This method makes no * attempt to create the file. * </p> - * + * * @param node - * the name of this node. - * + * the name of this node. + * */ public OtpSelf(final String node) throws IOException { - this(node, defaultCookie, 0); + this(node, defaultCookie, 0); } /** * Create a self node. - * + * * @param node - * the name of this node. - * + * the name of this node. + * * @param cookie - * the authorization cookie that will be used by this node - * when it communicates with other nodes. + * the authorization cookie that will be used by this node when + * it communicates with other nodes. */ public OtpSelf(final String node, final String cookie) throws IOException { - this(node, cookie, 0); + this(node, cookie, 0); } public OtpSelf(final String node, final String cookie, final int port) - throws IOException { - super(node, cookie); + throws IOException { + super(node, cookie); - sock = new ServerSocket(port); + sock = new ServerSocket(port); - if (port != 0) { - this.port = port; - } else { - this.port = sock.getLocalPort(); - } + if (port != 0) { + this.port = port; + } else { + this.port = sock.getLocalPort(); + } - pid = createPid(); + pid = createPid(); } /** @@ -106,12 +106,12 @@ public class OtpSelf extends OtpLocalNode { * messages sent by this node. Anonymous messages are those sent via send * methods in {@link OtpConnection OtpConnection} that do not specify a * sender. - * + * * @return the Erlang PID that will be used as the sender id in all * anonymous messages sent by this node. */ public OtpErlangPid pid() { - return pid; + return pid; } /** @@ -119,31 +119,31 @@ public class OtpSelf extends OtpLocalNode { * connect to this one. This method establishes a connection to the Erlang * port mapper (Epmd) and registers the server node's name and port so that * remote nodes are able to connect. - * + * * <p> * This method will fail if an Epmd process is not running on the localhost. * See the Erlang documentation for information about starting Epmd. - * + * * <p> * Note that once this method has been called, the node is expected to be * available to accept incoming connections. For that reason you should make * sure that you call {@link #accept()} shortly after calling * {@link #publishPort()}. When you no longer intend to accept connections * you should call {@link #unPublishPort()}. - * + * * @return true if the operation was successful, false if the node was * already registered. - * + * * @exception java.io.IOException - * if the port mapper could not be contacted. + * if the port mapper could not be contacted. */ public boolean publishPort() throws IOException { - if (getEpmd() != null) { - return false; // already published - } + if (getEpmd() != null) { + return false; // already published + } - OtpEpmd.publishPort(this); - return getEpmd() != null; + OtpEpmd.publishPort(this); + return getEpmd() != null; } /** @@ -151,71 +151,71 @@ public class OtpSelf extends OtpLocalNode { * mapper, thus preventing any new connections from remote nodes. */ public void unPublishPort() { - // unregister with epmd - OtpEpmd.unPublishPort(this); - - // close the local descriptor (if we have one) - try { - if (super.epmd != null) { - super.epmd.close(); - } - } catch (final IOException e) {/* ignore close errors */ - } - super.epmd = null; + // unregister with epmd + OtpEpmd.unPublishPort(this); + + // close the local descriptor (if we have one) + try { + if (super.epmd != null) { + super.epmd.close(); + } + } catch (final IOException e) {/* ignore close errors */ + } + super.epmd = null; } /** * Accept an incoming connection from a remote node. A call to this method * will block until an incoming connection is at least attempted. - * + * * @return a connection to a remote node. - * + * * @exception java.io.IOException - * if a remote node attempted to connect but no common - * protocol was found. - * + * if a remote node attempted to connect but no common + * protocol was found. + * * @exception OtpAuthException - * if a remote node attempted to connect, but was not - * authorized to connect. + * if a remote node attempted to connect, but was not + * authorized to connect. */ public OtpConnection accept() throws IOException, OtpAuthException { - Socket newsock = null; - - while (true) { - try { - newsock = sock.accept(); - return new OtpConnection(this, newsock); - } catch (final IOException e) { - try { - if (newsock != null) { - newsock.close(); - } - } catch (final IOException f) {/* ignore close errors */ - } - throw e; - } - } + Socket newsock = null; + + while (true) { + try { + newsock = sock.accept(); + return new OtpConnection(this, newsock); + } catch (final IOException e) { + try { + if (newsock != null) { + newsock.close(); + } + } catch (final IOException f) {/* ignore close errors */ + } + throw e; + } + } } /** * Open a connection to a remote node. - * + * * @param other - * the remote node to which you wish to connect. - * + * the remote node to which you wish to connect. + * * @return a connection to the remote node. - * + * * @exception java.net.UnknownHostException - * if the remote host could not be found. - * + * if the remote host could not be found. + * * @exception java.io.IOException - * if it was not possible to connect to the remote node. - * + * if it was not possible to connect to the remote node. + * * @exception OtpAuthException - * if the connection was refused by the remote node. + * if the connection was refused by the remote node. */ public OtpConnection connect(final OtpPeer other) throws IOException, - UnknownHostException, OtpAuthException { - return new OtpConnection(this, other); + UnknownHostException, OtpAuthException { + return new OtpConnection(this, other); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpServer.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpServer.java index 0de399ac61..9a7d8bdd60 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpServer.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpServer.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -23,88 +23,89 @@ import java.io.IOException; /** * Represents a local OTP client or server node. It is used when you want other * nodes to be able to establish connections to this one. - * + * * When you create an instance of this class, it will bind a socket to a port so * that incoming connections can be accepted. However the port number will not * be made available to other nodes wishing to connect until you explicitely * register with the port mapper daemon by calling {@link #publishPort()}. - * + * * <p> * When the Java node will be connecting to a remote Erlang, Java or C node, it * must first identify itself as a node by creating an instance of this class, * after which it may connect to the remote node. - * + * * <p> * Setting up a connection may be done as follows: - * - * + * + * * <pre> * OtpServer self = new OtpServer("server", "cookie"); // identify self * self.publishPort(); // make port information available - * + * * OtpConnection conn = self.accept(); // get incoming connection * </pre> - * + * * @see OtpSelf - * - * @deprecated the functionality of this class has been moved to {@link OtpSelf}. + * + * @deprecated the functionality of this class has been moved to {@link OtpSelf} + * . */ @Deprecated public class OtpServer extends OtpSelf { /** * Create an {@link OtpServer} from an existing {@link OtpSelf}. - * + * * @param self - * an existing self node. - * + * an existing self node. + * * @exception java.io.IOException - * if a ServerSocket could not be created. - * + * if a ServerSocket could not be created. + * */ public OtpServer(final OtpSelf self) throws IOException { - super(self.node(), self.cookie()); + super(self.node(), self.cookie()); } /** * Create an OtpServer, using a vacant port chosen by the operating system. * To determine what port was chosen, call the object's {@link #port()} * method. - * + * * @param node - * the name of the node. - * + * the name of the node. + * * @param cookie - * the authorization cookie that will be used by this node - * when accepts connections from remote nodes. - * + * the authorization cookie that will be used by this node when + * accepts connections from remote nodes. + * * @exception java.io.IOException - * if a ServerSocket could not be created. - * + * if a ServerSocket could not be created. + * */ public OtpServer(final String node, final String cookie) throws IOException { - super(node, cookie); + super(node, cookie); } /** * Create an OtpServer, using the specified port number. - * + * * @param node - * a name for this node, as above. - * + * a name for this node, as above. + * * @param cookie - * the authorization cookie that will be used by this node - * when accepts connections from remote nodes. - * + * the authorization cookie that will be used by this node when + * accepts connections from remote nodes. + * * @param port - * the port number to bind the socket to. - * + * the port number to bind the socket to. + * * @exception java.io.IOException - * if a ServerSocket could not be created or if the - * chosen port number was not available. - * + * if a ServerSocket could not be created or if the chosen + * port number was not available. + * */ public OtpServer(final String node, final String cookie, final int port) - throws IOException { - super(node, cookie, port); + throws IOException { + super(node, cookie, port); } } diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpSystem.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpSystem.java index 969da39d70..8eb1f86764 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpSystem.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpSystem.java @@ -1,19 +1,19 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2004-2009. All Rights Reserved. - * + * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in * compliance with the License. You should have received a copy of the * Erlang Public License along with this software. If not, it can be * retrieved online at http://www.erlang.org/. - * + * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See * the License for the specific language governing rights and limitations * under the License. - * + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -24,27 +24,27 @@ final class OtpSystem { static { - final String rel = System.getProperty("OtpCompatRel", "0"); - - try { - - switch (Integer.parseInt(rel)) { - case 1: - case 2: - case 3: - case 4: - case 5: - case 6: - case 7: - case 8: - case 9: - case 0: - default: - break; - } - } catch (final NumberFormatException e) { - /* Ignore ... */ - } + final String rel = System.getProperty("OtpCompatRel", "0"); + + try { + + switch (Integer.parseInt(rel)) { + case 1: + case 2: + case 3: + case 4: + case 5: + case 6: + case 7: + case 8: + case 9: + case 0: + default: + break; + } + } catch (final NumberFormatException e) { + /* Ignore ... */ + } } diff --git a/lib/jinterface/priv/.gitignore b/lib/jinterface/priv/.gitignore deleted file mode 100644 index e69de29bb2..0000000000 --- a/lib/jinterface/priv/.gitignore +++ /dev/null diff --git a/lib/jinterface/test/.classpath b/lib/jinterface/test/.classpath new file mode 100644 index 0000000000..2e4a3e6776 --- /dev/null +++ b/lib/jinterface/test/.classpath @@ -0,0 +1,8 @@ +<?xml version="1.0" encoding="UTF-8"?> +<classpath> + <classpathentry kind="src" output="jinterface_SUITE_data" path="jinterface_SUITE_data"/> + <classpathentry kind="src" output="nc_SUITE_data" path="nc_SUITE_data"/> + <classpathentry combineaccessrules="false" kind="src" path="/jinterface"/> + <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6"/> + <classpathentry kind="output" path="bin"/> +</classpath> diff --git a/lib/jinterface/test/.project b/lib/jinterface/test/.project new file mode 100644 index 0000000000..4144c6ebea --- /dev/null +++ b/lib/jinterface/test/.project @@ -0,0 +1,17 @@ +<?xml version="1.0" encoding="UTF-8"?> +<projectDescription> + <name>jinterface_tests</name> + <comment></comment> + <projects> + </projects> + <buildSpec> + <buildCommand> + <name>org.eclipse.jdt.core.javabuilder</name> + <arguments> + </arguments> + </buildCommand> + </buildSpec> + <natures> + <nature>org.eclipse.jdt.core.javanature</nature> + </natures> +</projectDescription> diff --git a/lib/jinterface/test/.settings/org.eclipse.jdt.core.prefs b/lib/jinterface/test/.settings/org.eclipse.jdt.core.prefs new file mode 100644 index 0000000000..af0f20f97a --- /dev/null +++ b/lib/jinterface/test/.settings/org.eclipse.jdt.core.prefs @@ -0,0 +1,7 @@ +eclipse.preferences.version=1 +org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled +org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5 +org.eclipse.jdt.core.compiler.compliance=1.5 +org.eclipse.jdt.core.compiler.problem.assertIdentifier=error +org.eclipse.jdt.core.compiler.problem.enumIdentifier=error +org.eclipse.jdt.core.compiler.source=1.5 diff --git a/lib/jinterface/test/jinterface_SUITE_data/.gitignore b/lib/jinterface/test/jinterface_SUITE_data/.gitignore new file mode 100644 index 0000000000..6b468b62a9 --- /dev/null +++ b/lib/jinterface/test/jinterface_SUITE_data/.gitignore @@ -0,0 +1 @@ +*.class diff --git a/lib/jinterface/test/nc_SUITE_data/.gitignore b/lib/jinterface/test/nc_SUITE_data/.gitignore new file mode 100644 index 0000000000..6b468b62a9 --- /dev/null +++ b/lib/jinterface/test/nc_SUITE_data/.gitignore @@ -0,0 +1 @@ +*.class diff --git a/lib/kernel/doc/src/file.xml b/lib/kernel/doc/src/file.xml index dcb9640dcf..338d62e82b 100644 --- a/lib/kernel/doc/src/file.xml +++ b/lib/kernel/doc/src/file.xml @@ -1693,9 +1693,9 @@ <desc> <p>Makes sure that any buffers kept by the operating system (not by the Erlang runtime system) are written to disk. In - many ways it's resembles fsync but it not requires to update - some of file's metadata such as the access time. On - some platforms, this function might have no effect.</p> + many ways it resembles fsync but it does not update + some of the file's metadata such as the access time. On + some platforms this function has no effect.</p> <p>Applications that access databases or log files often write a tiny data fragment (e.g., one line in a log file) and then call fsync() immediately in order to ensure that the written @@ -1703,11 +1703,11 @@ will always initiate two write operations: one for the newly written data and another one in order to update the modification time stored in the inode. If the modification time is not a part - of the transaction concept fdatasync() can be used to avoid + of the transaction concept, fdatasync() can be used to avoid unnecessary inode disk write operations.</p> - <p>Available only in some POSIX systems. This call results in a - call to fsync(), or has no effect, in systems not implementing - the fdatasync syscall.</p> + <p>Available only in some POSIX systems, this call results in a + call to fsync(), or has no effect in systems not implementing + the fdatasync() syscall.</p> </desc> </func> <func> diff --git a/lib/kernel/doc/src/pg2.xml b/lib/kernel/doc/src/pg2.xml index 5eb63c1ef6..35cf85470a 100644 --- a/lib/kernel/doc/src/pg2.xml +++ b/lib/kernel/doc/src/pg2.xml @@ -34,11 +34,8 @@ <module>pg2</module> <modulesummary>Distributed Named Process Groups</modulesummary> <description> - <p>This module implements process groups. The groups in this - module differ from the groups in the module <c>pg</c> in several - ways. In <c>pg</c>, each message is sent to all members in the - group. In this module, each message may be sent to one, some, or - all members. + <p>This module implements process groups. Each message may be sent + to one, some, or all members of the group. </p> <p>A group of processes can be accessed by a common name. For example, if there is a group named <c>foobar</c>, there can be a @@ -160,8 +157,7 @@ <section> <title>See Also</title> - <p><seealso marker="kernel_app">kernel(6)</seealso>, - <seealso marker="stdlib:pg">pg(3)</seealso></p> + <p><seealso marker="kernel_app">kernel(6)</seealso></p> </section> </erlref> diff --git a/lib/kernel/src/file.erl b/lib/kernel/src/file.erl index 3d6665a36a..b6b153ae56 100644 --- a/lib/kernel/src/file.erl +++ b/lib/kernel/src/file.erl @@ -445,21 +445,15 @@ open(Item, ModeList) when is_list(ModeList) -> case lists:member(raw, ModeList) of %% Raw file, use ?PRIM_FILE to handle this file true -> - %% check if raw file mode is disabled - case catch application:get_env(kernel, raw_files) of - {ok,false} -> - open(Item, lists:delete(raw, ModeList)); - _ -> % undefined | {ok,true} - Args = [file_name(Item) | ModeList], - case check_args(Args) of - ok -> - [FileName | _] = Args, - %% We rely on the returned Handle (in {ok, Handle}) - %% being a pid() or a #file_descriptor{} - ?PRIM_FILE:open(FileName, ModeList); - Error -> - Error - end + Args = [file_name(Item) | ModeList], + case check_args(Args) of + ok -> + [FileName | _] = Args, + %% We rely on the returned Handle (in {ok, Handle}) + %% being a pid() or a #file_descriptor{} + ?PRIM_FILE:open(FileName, ModeList); + Error -> + Error end; false -> case lists:member(ram, ModeList) of diff --git a/lib/kernel/src/group.erl b/lib/kernel/src/group.erl index b36dbf33dd..046885f885 100644 --- a/lib/kernel/src/group.erl +++ b/lib/kernel/src/group.erl @@ -111,8 +111,13 @@ start_shell1(Fun) -> server_loop(Drv, Shell, Buf0) -> receive {io_request,From,ReplyAs,Req} when is_pid(From) -> - Buf = io_request(Req, From, ReplyAs, Drv, Buf0), - server_loop(Drv, Shell, Buf); + %% This io_request may cause a transition to a couple of + %% selective receive loops elsewhere in this module. + Buf = io_request(Req, From, ReplyAs, Drv, Buf0), + server_loop(Drv, Shell, Buf); + {reply,{{From,ReplyAs},Reply}} -> + io_reply(From, ReplyAs, Reply), + server_loop(Drv, Shell, Buf0); {driver_id,ReplyTo} -> ReplyTo ! {self(),driver_id,Drv}, server_loop(Drv, Shell, Buf0); @@ -172,10 +177,13 @@ set_unicode_state(Drv,Bool) -> io_request(Req, From, ReplyAs, Drv, Buf0) -> - case io_request(Req, Drv, Buf0) of + case io_request(Req, Drv, {From,ReplyAs}, Buf0) of {ok,Reply,Buf} -> io_reply(From, ReplyAs, Reply), Buf; + {noreply,Buf} -> + %% We expect a {reply,_} message from the Drv when request is done + Buf; {error,Reply,Buf} -> io_reply(From, ReplyAs, Reply), Buf; @@ -196,78 +204,85 @@ io_request(Req, From, ReplyAs, Drv, Buf0) -> %% io_request({put_chars,unicode,Binary}, Drv, Buf) when is_binary(Binary) -> %% send_drv(Drv, {put_chars,Binary}), %% {ok,ok,Buf}; -io_request({put_chars,unicode,Chars}, Drv, Buf) -> +%% +%% These put requests have to be synchronous to the driver as otherwise +%% there is no guarantee that the data has actually been printed. +io_request({put_chars,unicode,Chars}, Drv, From, Buf) -> case catch unicode:characters_to_binary(Chars,utf8) of Binary when is_binary(Binary) -> - send_drv(Drv, {put_chars, unicode, Binary}), - {ok,ok,Buf}; + send_drv(Drv, {put_chars_sync, unicode, Binary, {From,ok}}), + {noreply,Buf}; _ -> {error,{error,{put_chars, unicode,Chars}},Buf} end; -io_request({put_chars,unicode,M,F,As}, Drv, Buf) -> +io_request({put_chars,unicode,M,F,As}, Drv, From, Buf) -> case catch apply(M, F, As) of Binary when is_binary(Binary) -> - send_drv(Drv, {put_chars, unicode,Binary}), - {ok,ok,Buf}; + send_drv(Drv, {put_chars_sync, unicode, Binary, {From,ok}}), + {noreply,Buf}; Chars -> case catch unicode:characters_to_binary(Chars,utf8) of B when is_binary(B) -> - send_drv(Drv, {put_chars, unicode,B}), - {ok,ok,Buf}; + send_drv(Drv, {put_chars_sync, unicode, B, {From,ok}}), + {noreply,Buf}; _ -> {error,{error,F},Buf} end end; -io_request({put_chars,latin1,Binary}, Drv, Buf) when is_binary(Binary) -> - send_drv(Drv, {put_chars, unicode,unicode:characters_to_binary(Binary,latin1)}), - {ok,ok,Buf}; -io_request({put_chars,latin1,Chars}, Drv, Buf) -> +io_request({put_chars,latin1,Binary}, Drv, From, Buf) when is_binary(Binary) -> + send_drv(Drv, {put_chars_sync, unicode, + unicode:characters_to_binary(Binary,latin1), + {From,ok}}), + {noreply,Buf}; +io_request({put_chars,latin1,Chars}, Drv, From, Buf) -> case catch unicode:characters_to_binary(Chars,latin1) of Binary when is_binary(Binary) -> - send_drv(Drv, {put_chars, unicode,Binary}), - {ok,ok,Buf}; + send_drv(Drv, {put_chars_sync, unicode, Binary, {From,ok}}), + {noreply,Buf}; _ -> {error,{error,{put_chars,latin1,Chars}},Buf} end; -io_request({put_chars,latin1,M,F,As}, Drv, Buf) -> +io_request({put_chars,latin1,M,F,As}, Drv, From, Buf) -> case catch apply(M, F, As) of Binary when is_binary(Binary) -> - send_drv(Drv, {put_chars, unicode,unicode:characters_to_binary(Binary,latin1)}), - {ok,ok,Buf}; + send_drv(Drv, {put_chars_sync, unicode, + unicode:characters_to_binary(Binary,latin1), + {From,ok}}), + {noreply,Buf}; Chars -> case catch unicode:characters_to_binary(Chars,latin1) of B when is_binary(B) -> - send_drv(Drv, {put_chars, unicode,B}), - {ok,ok,Buf}; + send_drv(Drv, {put_chars_sync, unicode, B, {From,ok}}), + {noreply,Buf}; _ -> {error,{error,F},Buf} end end; -io_request({get_chars,Encoding,Prompt,N}, Drv, Buf) -> +io_request({get_chars,Encoding,Prompt,N}, Drv, _From, Buf) -> get_chars(Prompt, io_lib, collect_chars, N, Drv, Buf, Encoding); -io_request({get_line,Encoding,Prompt}, Drv, Buf) -> +io_request({get_line,Encoding,Prompt}, Drv, _From, Buf) -> get_chars(Prompt, io_lib, collect_line, [], Drv, Buf, Encoding); -io_request({get_until,Encoding, Prompt,M,F,As}, Drv, Buf) -> +io_request({get_until,Encoding, Prompt,M,F,As}, Drv, _From, Buf) -> get_chars(Prompt, io_lib, get_until, {M,F,As}, Drv, Buf, Encoding); -io_request({get_password,_Encoding},Drv,Buf) -> +io_request({get_password,_Encoding},Drv,_From,Buf) -> get_password_chars(Drv, Buf); -io_request({setopts,Opts}, Drv, Buf) when is_list(Opts) -> +io_request({setopts,Opts}, Drv, _From, Buf) when is_list(Opts) -> setopts(Opts, Drv, Buf); -io_request(getopts, Drv, Buf) -> +io_request(getopts, Drv, _From, Buf) -> getopts(Drv, Buf); -io_request({requests,Reqs}, Drv, Buf) -> - io_requests(Reqs, {ok,ok,Buf}, Drv); +io_request({requests,Reqs}, Drv, From, Buf) -> + io_requests(Reqs, {ok,ok,Buf}, From, Drv); %% New in R12 -io_request({get_geometry,columns},Drv,Buf) -> +io_request({get_geometry,columns},Drv,_From,Buf) -> case get_tty_geometry(Drv) of {W,_H} -> {ok,W,Buf}; _ -> {error,{error,enotsup},Buf} end; -io_request({get_geometry,rows},Drv,Buf) -> +io_request({get_geometry,rows},Drv,_From,Buf) -> case get_tty_geometry(Drv) of {_W,H} -> {ok,H,Buf}; @@ -276,38 +291,49 @@ io_request({get_geometry,rows},Drv,Buf) -> end; %% BC with pre-R13 -io_request({put_chars,Chars}, Drv, Buf) -> - io_request({put_chars,latin1,Chars}, Drv, Buf); -io_request({put_chars,M,F,As}, Drv, Buf) -> - io_request({put_chars,latin1,M,F,As}, Drv, Buf); -io_request({get_chars,Prompt,N}, Drv, Buf) -> - io_request({get_chars,latin1,Prompt,N}, Drv, Buf); -io_request({get_line,Prompt}, Drv, Buf) -> - io_request({get_line,latin1,Prompt}, Drv, Buf); -io_request({get_until, Prompt,M,F,As}, Drv, Buf) -> - io_request({get_until,latin1, Prompt,M,F,As}, Drv, Buf); -io_request(get_password,Drv,Buf) -> - io_request({get_password,latin1},Drv,Buf); - - - -io_request(_, _Drv, Buf) -> +io_request({put_chars,Chars}, Drv, From, Buf) -> + io_request({put_chars,latin1,Chars}, Drv, From, Buf); +io_request({put_chars,M,F,As}, Drv, From, Buf) -> + io_request({put_chars,latin1,M,F,As}, Drv, From, Buf); +io_request({get_chars,Prompt,N}, Drv, From, Buf) -> + io_request({get_chars,latin1,Prompt,N}, Drv, From, Buf); +io_request({get_line,Prompt}, Drv, From, Buf) -> + io_request({get_line,latin1,Prompt}, Drv, From, Buf); +io_request({get_until, Prompt,M,F,As}, Drv, From, Buf) -> + io_request({get_until,latin1, Prompt,M,F,As}, Drv, From, Buf); +io_request(get_password,Drv,From,Buf) -> + io_request({get_password,latin1},Drv,From,Buf); + + + +io_request(_, _Drv, _From, Buf) -> {error,{error,request},Buf}. -%% Status = io_requests(RequestList, PrevStat, Drv) -%% Process a list of output requests as long as the previous status is 'ok'. - -io_requests([R|Rs], {ok,ok,Buf}, Drv) -> - io_requests(Rs, io_request(R, Drv, Buf), Drv); -io_requests([_|_], Error, _Drv) -> +%% Status = io_requests(RequestList, PrevStat, From, Drv) +%% Process a list of output requests as long as +%% the previous status is 'ok' or noreply. +%% +%% We use undefined as the From for all but the last request +%% in order to discards acknowledgements from those requests. +%% +io_requests([R|Rs], {noreply,Buf}, From, Drv) -> + ReqFrom = if Rs =:= [] -> From; true -> undefined end, + io_requests(Rs, io_request(R, Drv, ReqFrom, Buf), From, Drv); +io_requests([R|Rs], {ok,ok,Buf}, From, Drv) -> + ReqFrom = if Rs =:= [] -> From; true -> undefined end, + io_requests(Rs, io_request(R, Drv, ReqFrom, Buf), From, Drv); +io_requests([_|_], Error, _From, _Drv) -> Error; -io_requests([], Stat, _) -> +io_requests([], Stat, _From, _) -> Stat. %% io_reply(From, ReplyAs, Reply) %% The function for sending i/o command acknowledgement. %% The ACK contains the return value. +io_reply(undefined, _ReplyAs, _Reply) -> + %% Ignore these replies as they are generated from io_requests/4. + ok; io_reply(From, ReplyAs, Reply) -> From ! {io_reply,ReplyAs,Reply}, ok. @@ -619,6 +645,10 @@ more_data(What, Cont0, Drv, Ls, Encoding) -> io_request(Req, From, ReplyAs, Drv, []), %WRONG!!! send_drv_reqs(Drv, edlin:redraw_line(Cont)), get_line1({more_chars,Cont,[]}, Drv, Ls, Encoding); + {reply,{{From,ReplyAs},Reply}} -> + %% We take care of replies from puts here as well + io_reply(From, ReplyAs, Reply), + more_data(What, Cont0, Drv, Ls, Encoding); {'EXIT',Drv,interrupt} -> interrupted; {'EXIT',Drv,_} -> @@ -641,6 +671,10 @@ get_line_echo_off1({Chars,[]}, Drv) -> {io_request,From,ReplyAs,Req} when is_pid(From) -> io_request(Req, From, ReplyAs, Drv, []), get_line_echo_off1({Chars,[]}, Drv); + {reply,{{From,ReplyAs},Reply}} when From =/= undefined -> + %% We take care of replies from puts here as well + io_reply(From, ReplyAs, Reply), + get_line_echo_off1({Chars,[]},Drv); {'EXIT',Drv,interrupt} -> interrupted; {'EXIT',Drv,_} -> @@ -790,6 +824,10 @@ get_password1({Chars,[]}, Drv) -> %% set to []. But do we expect anything but plain output? get_password1({Chars, []}, Drv); + {reply,{{From,ReplyAs},Reply}} -> + %% We take care of replies from puts here as well + io_reply(From, ReplyAs, Reply), + get_password1({Chars, []},Drv); {'EXIT',Drv,interrupt} -> interrupted; {'EXIT',Drv,_} -> diff --git a/lib/kernel/src/kernel.appup.src b/lib/kernel/src/kernel.appup.src index f8f4cc1ec2..1bae762bed 100644 --- a/lib/kernel/src/kernel.appup.src +++ b/lib/kernel/src/kernel.appup.src @@ -17,9 +17,7 @@ %% %CopyrightEnd% {"%VSN%", %% Up from - max one major revision back - [{<<"3\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, %% R17 - {<<"2\\.16(\\.[0-9]+)*">>,[restart_new_emulator]}],%% R16 + [{<<"3\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-17 %% Down to - max one major revision back - [{<<"3\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, %% R17 - {<<"2\\.16(\\.[0-9]+)*">>,[restart_new_emulator]}] %% R16 + [{<<"3\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-17 }. diff --git a/lib/kernel/src/user_drv.erl b/lib/kernel/src/user_drv.erl index a91c23539d..e6ce85c379 100644 --- a/lib/kernel/src/user_drv.erl +++ b/lib/kernel/src/user_drv.erl @@ -29,6 +29,7 @@ -define(OP_INSC,2). -define(OP_DELC,3). -define(OP_BEEP,4). +-define(OP_PUTC_SYNC,5). % Control op -define(CTRL_OP_GET_WINSIZE,100). -define(CTRL_OP_GET_UNICODE_STATE,101). @@ -133,7 +134,7 @@ server1(Iport, Oport, Shell) -> [erlang:system_info(system_version)]))}, Iport, Oport), %% Enter the server loop. - server_loop(Iport, Oport, Curr, User, Gr). + server_loop(Iport, Oport, Curr, User, Gr, queue:new()). rem_sh_opts(Node) -> [{expand_fun,fun(B)-> rpc:call(Node,edlin_expand,expand,[B]) end}]. @@ -158,42 +159,41 @@ start_user() -> User end. -server_loop(Iport, Oport, User, Gr) -> +server_loop(Iport, Oport, User, Gr, IOQueue) -> Curr = gr_cur_pid(Gr), put(current_group, Curr), - server_loop(Iport, Oport, Curr, User, Gr). + server_loop(Iport, Oport, Curr, User, Gr, IOQueue). -server_loop(Iport, Oport, Curr, User, Gr) -> +server_loop(Iport, Oport, Curr, User, Gr, IOQueue) -> receive {Iport,{data,Bs}} -> BsBin = list_to_binary(Bs), Unicode = unicode:characters_to_list(BsBin,utf8), - port_bytes(Unicode, Iport, Oport, Curr, User, Gr); + port_bytes(Unicode, Iport, Oport, Curr, User, Gr, IOQueue); {Iport,eof} -> Curr ! {self(),eof}, - server_loop(Iport, Oport, Curr, User, Gr); - {User,Req} -> % never block from user! - io_request(Req, Iport, Oport), - server_loop(Iport, Oport, Curr, User, Gr); - {Curr,tty_geometry} -> - Curr ! {self(),tty_geometry,get_tty_geometry(Iport)}, - server_loop(Iport, Oport, Curr, User, Gr); - {Curr,get_unicode_state} -> - Curr ! {self(),get_unicode_state,get_unicode_state(Iport)}, - server_loop(Iport, Oport, Curr, User, Gr); - {Curr,set_unicode_state, Bool} -> - Curr ! {self(),set_unicode_state,set_unicode_state(Iport,Bool)}, - server_loop(Iport, Oport, Curr, User, Gr); - {Curr,Req} -> - io_request(Req, Iport, Oport), - server_loop(Iport, Oport, Curr, User, Gr); + server_loop(Iport, Oport, Curr, User, Gr, IOQueue); + Req when element(1,Req) =:= User orelse element(1,Req) =:= Curr, + tuple_size(Req) =:= 2 orelse tuple_size(Req) =:= 3 -> + %% We match {User|Curr,_}|{User|Curr,_,_} + NewQ = handle_req(Req, Iport, Oport, IOQueue), + server_loop(Iport, Oport, Curr, User, Gr, NewQ); + {Oport,ok} -> + %% We get this ok from the port, in io_request we store + %% info about where to send reply at head of queue + {{value,{Origin,Reply}},ReplyQ} = queue:out(IOQueue), + Origin ! {reply,Reply}, + NewQ = handle_req(next, Iport, Oport, ReplyQ), + server_loop(Iport, Oport, Curr, User, Gr, NewQ); {'EXIT',Iport,_R} -> - server_loop(Iport, Oport, Curr, User, Gr); + server_loop(Iport, Oport, Curr, User, Gr, IOQueue); {'EXIT',Oport,_R} -> - server_loop(Iport, Oport, Curr, User, Gr); + server_loop(Iport, Oport, Curr, User, Gr, IOQueue); + {'EXIT',User,shutdown} -> % force data to port + server_loop(Iport, Oport, Curr, User, Gr, IOQueue); {'EXIT',User,_R} -> % keep 'user' alive NewU = start_user(), - server_loop(Iport, Oport, Curr, NewU, gr_set_num(Gr, 1, NewU, {})); + server_loop(Iport, Oport, Curr, NewU, gr_set_num(Gr, 1, NewU, {}), IOQueue); {'EXIT',Pid,R} -> % shell and group leader exit case gr_cur_pid(Gr) of Pid when R =/= die , @@ -213,18 +213,51 @@ server_loop(Iport, Oport, Curr, User, Gr) -> {ok,Gr2} = gr_set_cur(gr_set_num(Gr1, Ix, Pid1, {shell,start,Params}), Ix), put(current_group, Pid1), - server_loop(Iport, Oport, Pid1, User, Gr2); + server_loop(Iport, Oport, Pid1, User, Gr2, IOQueue); _ -> % remote shell io_requests([{put_chars,unicode,"(^G to start new job) ***\n"}], Iport, Oport), - server_loop(Iport, Oport, Curr, User, Gr1) + server_loop(Iport, Oport, Curr, User, Gr1, IOQueue) end; _ -> % not current, just remove it - server_loop(Iport, Oport, Curr, User, gr_del_pid(Gr, Pid)) + server_loop(Iport, Oport, Curr, User, gr_del_pid(Gr, Pid), IOQueue) end; _X -> %% Ignore unknown messages. - server_loop(Iport, Oport, Curr, User, Gr) + server_loop(Iport, Oport, Curr, User, Gr, IOQueue) + end. + +%% We always handle geometry and unicode requests +handle_req({Curr,tty_geometry},Iport,_Oport,IOQueue) -> + Curr ! {self(),tty_geometry,get_tty_geometry(Iport)}, + IOQueue; +handle_req({Curr,get_unicode_state},Iport,_Oport,IOQueue) -> + Curr ! {self(),get_unicode_state,get_unicode_state(Iport)}, + IOQueue; +handle_req({Curr,set_unicode_state, Bool},Iport,_Oport,IOQueue) -> + Curr ! {self(),set_unicode_state,set_unicode_state(Iport,Bool)}, + IOQueue; +handle_req(next,Iport,Oport,IOQueue) -> + case queue:out(IOQueue) of + {{value,Next},ExecQ} -> + NewQ = handle_req(Next,Iport,Oport,queue:new()), + queue:join(NewQ,ExecQ); + {empty,_} -> + IOQueue + end; +handle_req(Msg,Iport,Oport,IOQueue) -> + case queue:peek(IOQueue) of + empty -> + {Origin,Req} = Msg, + case io_request(Req, Iport, Oport) of + ok -> IOQueue; + Reply -> + %% Push reply info to front of queue + queue:in_r({Origin,Reply},IOQueue) + end; + _Else -> + %% All requests are queued when we have outstanding sync put_chars + queue:in(Msg,IOQueue) end. %% port_bytes(Bytes, InPort, OutPort, CurrentProcess, UserProcess, Group) @@ -232,34 +265,34 @@ server_loop(Iport, Oport, Curr, User, Gr) -> %% either escape to switch_loop or restart the shell. Otherwise send %% the bytes to Curr. -port_bytes([$\^G|_Bs], Iport, Oport, _Curr, User, Gr) -> - handle_escape(Iport, Oport, User, Gr); +port_bytes([$\^G|_Bs], Iport, Oport, _Curr, User, Gr, IOQueue) -> + handle_escape(Iport, Oport, User, Gr, IOQueue); -port_bytes([$\^C|_Bs], Iport, Oport, Curr, User, Gr) -> - interrupt_shell(Iport, Oport, Curr, User, Gr); +port_bytes([$\^C|_Bs], Iport, Oport, Curr, User, Gr, IOQueue) -> + interrupt_shell(Iport, Oport, Curr, User, Gr, IOQueue); -port_bytes([B], Iport, Oport, Curr, User, Gr) -> +port_bytes([B], Iport, Oport, Curr, User, Gr, IOQueue) -> Curr ! {self(),{data,[B]}}, - server_loop(Iport, Oport, Curr, User, Gr); -port_bytes(Bs, Iport, Oport, Curr, User, Gr) -> + server_loop(Iport, Oport, Curr, User, Gr, IOQueue); +port_bytes(Bs, Iport, Oport, Curr, User, Gr, IOQueue) -> case member($\^G, Bs) of true -> - handle_escape(Iport, Oport, User, Gr); + handle_escape(Iport, Oport, User, Gr, IOQueue); false -> Curr ! {self(),{data,Bs}}, - server_loop(Iport, Oport, Curr, User, Gr) + server_loop(Iport, Oport, Curr, User, Gr, IOQueue) end. -interrupt_shell(Iport, Oport, Curr, User, Gr) -> +interrupt_shell(Iport, Oport, Curr, User, Gr, IOQueue) -> case gr_get_info(Gr, Curr) of undefined -> ok; % unknown _ -> exit(Curr, interrupt) end, - server_loop(Iport, Oport, Curr, User, Gr). + server_loop(Iport, Oport, Curr, User, Gr, IOQueue). -handle_escape(Iport, Oport, User, Gr) -> +handle_escape(Iport, Oport, User, Gr, IOQueue) -> case application:get_env(stdlib, shell_esc) of {ok,abort} -> Pid = gr_cur_pid(Gr), @@ -278,11 +311,11 @@ handle_escape(Iport, Oport, User, Gr) -> Pid1 = group:start(self(), {shell,start,[]}), io_request({put_chars,unicode,"\n"}, Iport, Oport), server_loop(Iport, Oport, User, - gr_add_cur(Gr1, Pid1, {shell,start,[]})); + gr_add_cur(Gr1, Pid1, {shell,start,[]}), IOQueue); _ -> % {ok,jcl} | undefined io_request({put_chars,unicode,"\nUser switch command\n"}, Iport, Oport), - server_loop(Iport, Oport, User, switch_loop(Iport, Oport, Gr)) + server_loop(Iport, Oport, User, switch_loop(Iport, Oport, Gr), IOQueue) end. switch_loop(Iport, Oport, Gr) -> @@ -492,9 +525,12 @@ set_unicode_state(Iport, Bool) -> io_request(Request, Iport, Oport) -> try io_command(Request) of - Command -> + {command,_} = Command -> Oport ! {self(),Command}, - ok + ok; + {Command,Reply} -> + Oport ! {self(),Command}, + Reply catch {requests,Rs} -> io_requests(Rs, Iport, Oport); @@ -511,6 +547,13 @@ io_requests([], _Iport, _Oport) -> put_int16(N, Tail) -> [(N bsr 8)band 255,N band 255|Tail]. +%% When a put_chars_sync command is used, user_drv guarantees that +%% the bytes have been put in the buffer of the port before an acknowledgement +%% is sent back to the process sending the request. This command was added in +%% OTP 18 to make sure that data sent from io:format is actually printed +%% to the console before the vm stops when calling erlang:halt(integer()). +io_command({put_chars_sync, unicode,Cs,Reply}) -> + {{command,[?OP_PUTC_SYNC|unicode:characters_to_binary(Cs,utf8)]},Reply}; io_command({put_chars, unicode,Cs}) -> {command,[?OP_PUTC|unicode:characters_to_binary(Cs,utf8)]}; io_command({move_rel,N}) -> diff --git a/lib/kernel/test/file_SUITE.erl b/lib/kernel/test/file_SUITE.erl index 56c35678b6..2ce2303ba3 100644 --- a/lib/kernel/test/file_SUITE.erl +++ b/lib/kernel/test/file_SUITE.erl @@ -424,7 +424,7 @@ make_del_dir(Config) when is_list(Config) -> ?line ok = ?FILE_MODULE:del_dir(NewDir), ?line {error, enoent} = ?FILE_MODULE:del_dir(NewDir), % Make sure we are not in a directory directly under test_server - % as that would result in eacess errors when trying to delere '..', + % as that would result in eacces errors when trying to delete '..', % because there are processes having that directory as current. ?line ok = ?FILE_MODULE:make_dir(NewDir), ?line {ok,CurrentDir} = file:get_cwd(), diff --git a/lib/kernel/test/pdict_SUITE.erl b/lib/kernel/test/pdict_SUITE.erl index 98cff0222e..4b60beb9dc 100644 --- a/lib/kernel/test/pdict_SUITE.erl +++ b/lib/kernel/test/pdict_SUITE.erl @@ -31,7 +31,7 @@ -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, - simple/1, complicated/1, heavy/1, info/1]). + simple/1, complicated/1, heavy/1, simple_all_keys/1, info/1]). -export([init_per_testcase/2, end_per_testcase/2]). -export([other_process/2]). @@ -46,7 +46,7 @@ end_per_testcase(_Case, Config) -> suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - [simple, complicated, heavy, info]. + [simple, complicated, heavy, simple_all_keys, info]. groups() -> []. @@ -70,6 +70,7 @@ simple(suite) -> []; simple(Config) when is_list(Config) -> XX = get(), + ok = match_keys(XX), erase(), L = [a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p, q,r,s,t,u,v,x,y,z,'A','B','C','D'], @@ -105,6 +106,7 @@ simple(Config) when is_list(Config) -> complicated(Config) when is_list(Config) -> Previous = get(), + ok = match_keys(Previous), Previous = erase(), N = case ?t:is_debug() of false -> 500000; @@ -113,8 +115,10 @@ complicated(Config) when is_list(Config) -> comp_1(N), comp_2(N), N = comp_3(lists:sort(get()), 1), + ok = match_keys(get()), comp_4(get()), [] = get(), + [] = get_keys(), [put(Key, Value) || {Key,Value} <- Previous], ok. @@ -160,6 +164,26 @@ heavy(Config) when is_list(Config) -> [put(Key, Value) || {Key,Value} <- XX], ok. +simple_all_keys(Config) when is_list(Config) -> + erase(), + ok = simple_all_keys_add_loop(1000), + [] = get_keys(), + [] = get(), + ok. + +simple_all_keys_add_loop(0) -> + simple_all_keys_del_loop(erlang:get_keys()); +simple_all_keys_add_loop(N) -> + put(gen_key(N),value), + ok = match_keys(get()), + simple_all_keys_add_loop(N-1). + +simple_all_keys_del_loop([]) -> ok; +simple_all_keys_del_loop([K|Ks]) -> + value = erase(K), + ok = match_keys(get()), + simple_all_keys_del_loop(Ks). + info(doc) -> ["Tests process_info(Pid, dictionary)"]; info(suite) -> @@ -339,3 +363,8 @@ m(A,B,Module,Line) -> [A,B,Module,Line]), exit({no_match,{A,B},Module,Line}) end. + +match_keys(All) -> + Ks = lists:sort([K||{K,_}<-All]), + Ks = lists:sort(erlang:get_keys()), + ok. diff --git a/lib/kernel/test/prim_file_SUITE.erl b/lib/kernel/test/prim_file_SUITE.erl index 05bd5b3a3d..f55716cbec 100644 --- a/lib/kernel/test/prim_file_SUITE.erl +++ b/lib/kernel/test/prim_file_SUITE.erl @@ -262,7 +262,7 @@ make_del_dir(Config, Handle, Suffix) -> ?line {error, enoent} = ?PRIM_FILE_call(del_dir, Handle, [NewDir]), % Make sure we are not in a directory directly under test_server - % as that would result in eacess errors when trying to delere '..', + % as that would result in eacces errors when trying to delete '..', % because there are processes having that directory as current. ?line ok = ?PRIM_FILE_call(make_dir, Handle, [NewDir]), ?line {ok, CurrentDir} = ?PRIM_FILE_call(get_cwd, Handle, []), diff --git a/lib/observer/test/crashdump_viewer_SUITE.erl b/lib/observer/test/crashdump_viewer_SUITE.erl index 03ab0c20e1..1266b1f9b9 100644 --- a/lib/observer/test/crashdump_viewer_SUITE.erl +++ b/lib/observer/test/crashdump_viewer_SUITE.erl @@ -101,7 +101,7 @@ end_per_group(_GroupName, Config) -> init_per_suite(Config) when is_list(Config) -> delete_saved(Config), DataDir = ?config(data_dir,Config), - Rels = [R || R <- [r15b,r16b], ?t:is_release_available(R)] ++ [current], + Rels = [R || R <- [r16b,'17'], ?t:is_release_available(R)] ++ [current], io:format("Creating crash dumps for the following releases: ~p", [Rels]), AllDumps = create_dumps(DataDir,Rels), [{dumps,AllDumps}|Config]. @@ -563,12 +563,6 @@ dump_with_strange_module_name(DataDir,Rel,DumpName) -> CD. dump(Node,DataDir,Rel,DumpName) -> - case Rel of - _ when Rel<r15b, Rel=/=current -> - rpc:call(Node,os,putenv,["ERL_CRASH_DUMP_SECONDS","600"]); - _ -> - ok - end, rpc:call(Node,erlang,halt,[DumpName]), Crashdump0 = filename:join(filename:dirname(code:which(?t)), "erl_crash_dump.n1"), @@ -623,42 +617,21 @@ dos_dump(DataDir,Rel,Dump) -> rel_opt(Rel) -> case Rel of - r9b -> [{erl,[{release,"r9b_patched"}]}]; - r9c -> [{erl,[{release,"r9c_patched"}]}]; - r10b -> [{erl,[{release,"r10b_patched"}]}]; - r11b -> [{erl,[{release,"r11b_patched"}]}]; - r12b -> [{erl,[{release,"r12b_patched"}]}]; - r13b -> [{erl,[{release,"r13b_patched"}]}]; - r14b -> [{erl,[{release,"r14b_latest"}]}]; %naming convention changed - r15b -> [{erl,[{release,"r15b_latest"}]}]; r16b -> [{erl,[{release,"r16b_latest"}]}]; + '17' -> [{erl,[{release,"17_latest"}]}]; current -> [] end. dump_prefix(Rel) -> case Rel of - r9b -> "r9b_dump."; - r9c -> "r9c_dump."; - r10b -> "r10b_dump."; - r11b -> "r11b_dump."; - r12b -> "r12b_dump."; - r13b -> "r13b_dump."; - r14b -> "r14b_dump."; - r15b -> "r15b_dump."; r16b -> "r16b_dump."; - current -> "r17b_dump." + '17' -> "r17_dump."; + current -> "r18_dump." end. compat_rel(Rel) -> case Rel of - r9b -> "+R9 "; - r9c -> "+R9 "; - r10b -> "+R10 "; - r11b -> "+R11 "; - r12b -> "+R12 "; - r13b -> "+R13 "; - r14b -> "+R14 "; - r15b -> "+R15 "; r16b -> "+R16 "; + '17' -> "+R17 "; current -> "" end. diff --git a/lib/orber/src/cdr_decode.erl b/lib/orber/src/cdr_decode.erl index 36ef6ce02f..9aec64892e 100644 --- a/lib/orber/src/cdr_decode.erl +++ b/lib/orber/src/cdr_decode.erl @@ -193,7 +193,7 @@ dec_message_header(TypeCodes, Message, Bytes) -> %% Args: %% The message as a byte sequence. %% Returns: -%% A tuple {Endianess, Rest} where Endianess is big or little. +%% A tuple {Endianness, Rest} where Endianness is big or little. %% Rest is the remaining message byte sequence. %%----------------------------------------------------------------- dec_byte_order(<<0:8,T/binary>>) -> @@ -206,7 +206,7 @@ dec_byte_order(<<1:8,T/binary>>) -> %% Args: %% The message as a byte sequence. %% Returns: -%% A tuple {Endianess, Rest} where Endianess is big or little. +%% A tuple {Endianness, Rest} where Endianness is big or little. %% Rest is the remaining message byte sequence. %%----------------------------------------------------------------- dec_byte_order_list([0|T]) -> diff --git a/lib/reltool/test/reltool_server_SUITE.erl b/lib/reltool/test/reltool_server_SUITE.erl index b627a8b9a3..f140d6c55f 100644 --- a/lib/reltool/test/reltool_server_SUITE.erl +++ b/lib/reltool/test/reltool_server_SUITE.erl @@ -1205,14 +1205,9 @@ create_slim(Config) -> RootDir = code:root_dir(), Erl = filename:join([RootDir, "bin", "erl"]), - EscapedQuote = - case os:type() of - {win32,_} -> "\\\""; - _ -> "\"" - end, Args = ["-boot_var", "RELTOOL_EXT_LIB", TargetLibDir, "-boot", filename:join(TargetRelVsnDir,RelName), - "-sasl", "releases_dir", EscapedQuote++TargetRelDir++EscapedQuote], + "-sasl", "releases_dir", "\""++TargetRelDir++"\""], {ok, Node} = ?msym({ok, _}, start_node(?NODE_NAME, Erl, Args)), ?msym(RootDir, rpc:call(Node, code, root_dir, [])), wait_for_app(Node,sasl,50), diff --git a/lib/sasl/doc/src/appup.xml b/lib/sasl/doc/src/appup.xml index 95f315d269..f0f41b0c7e 100644 --- a/lib/sasl/doc/src/appup.xml +++ b/lib/sasl/doc/src/appup.xml @@ -180,15 +180,28 @@ <c>Mod</c> when upgrading, and vice versa when downgrading.</p> <pre> {add_module, Mod} +{add_module, Mod, DepMods} Mod = atom() + DepMods = [Mod] </pre> <p>Loads a new module <c>Mod</c>.</p> + <p><c>DepMods</c> defaults to [] and defines which other modules + <c>Mod</c> is dependent on. In <c>relup</c>, instructions + related to these modules will come before the instruction for + loading <c>Mod</c> when upgrading, and vice versa when + downgrading.</p> <pre> {delete_module, Mod} +{delete_module, Mod, DepMods} Mod = atom() </pre> <p>Deletes a module <c>Mod</c> using the low-level instructions <c>remove</c> and <c>purge</c>.</p> + <p><c>DepMods</c> defaults to [] and defines which other modules + <c>Mod</c> is dependent on. In <c>relup</c>, instructions + related to these modules will come before the instruction for + removing <c>Mod</c> when upgrading, and vice versa when + downgrading.</p> <pre> {add_application, Application} {add_application, Application, Type} diff --git a/lib/sasl/src/sasl.appup.src b/lib/sasl/src/sasl.appup.src index e789853eea..af04d007ac 100644 --- a/lib/sasl/src/sasl.appup.src +++ b/lib/sasl/src/sasl.appup.src @@ -17,9 +17,7 @@ %% %CopyrightEnd% {"%VSN%", %% Up from - max one major revision back - [{<<"2\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}, %% R17 - {<<"2\\.3(\\.[0-9]+)*">>,[restart_new_emulator]}], %% R16 + [{<<"2\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}], % OTP-17 %% Down to - max one major revision back - [{<<"2\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}, %% R17 - {<<"2\\.3(\\.[0-9]+)*">>,[restart_new_emulator]}] %% R16 + [{<<"2\\.4(\\.[0-9]+)*">>,[restart_new_emulator]}] % OTP-17 }. diff --git a/lib/sasl/src/systools_rc.erl b/lib/sasl/src/systools_rc.erl index 76f753c3d0..11e097996c 100644 --- a/lib/sasl/src/systools_rc.erl +++ b/lib/sasl/src/systools_rc.erl @@ -32,7 +32,6 @@ %% {load_module, Mod, PrePurge, PostPurge, [Mod]} %% {add_module, Mod} %% {add_module, Mod, [Mod]} -%% {remove_module, Mod, PrePurge, PostPurge, [Mod]} %% {restart_application, Appl} %% {add_application, Appl, Type} %% {remove_application, Appl} @@ -59,7 +58,7 @@ %% High-level instructions that contain dependencies %% --define(DEP_INSTRS, [update, load_module, add_module, remove_module]). +-define(DEP_INSTRS, [update, load_module, add_module, delete_module]). %%----------------------------------------------------------------- %% translate_scripts(Scripts, Appls, PreAppls) -> Res @@ -107,9 +106,6 @@ expand_script([I|Script]) -> {update, Mod, Change, Mods} when Change==soft, is_list(Mods) -> {update, Mod, Change, brutal_purge,brutal_purge, Mods}; - {delete_module, Mod} -> - [{remove, {Mod, brutal_purge, brutal_purge}}, - {purge, [Mod]}]; {add_application, Application} -> {add_application, Application, permanent}; _ -> @@ -301,6 +297,8 @@ normalize_instrs(Script) -> PostPurge, Mods}; ({add_module, Mod}) -> {add_module, Mod, []}; + ({delete_module, Mod}) -> + {delete_module, Mod, []}; (I) -> I end, Script). @@ -412,7 +410,7 @@ translate_add_module_instrs(Before, After) -> %%----------------------------------------------------------------- %%----------------------------------------------------------------- -%% Translates update, load_module and remove_module, and reorder the +%% Translates update, load_module and delete_module, and reorder the %% instructions according to dependencies. Leaves other instructions %% unchanged. %%----------------------------------------------------------------- @@ -538,7 +536,7 @@ get_dependent_instructions(G, WCs, Mod) -> %% Instructions are in order of dependency. %% Appls = [#application] %% -%% Instructions translated are: update, load_module, and remove_module +%% Instructions translated are: update, load_module, and delete_module %% %% Before = [{load_object_code, ...}] %% After = [{suspend, ...}] ++ CodeInstrs ++ [{resume, ...}] @@ -576,17 +574,19 @@ translate_dep_to_low(Mode, Instructions, Appls) -> end, RevUpdateMods)}] end, - LoadRemoveInstrs = + LoadRemoveInstrs0 = filtermap(fun({update, Mod, _, _, _, PreP, PostP, _}) -> {true, {load, {Mod, PreP, PostP}}}; ({load_module, Mod, PreP, PostP, _}) -> {true, {load, {Mod, PreP, PostP}}}; - ({remove_module, Mod, PreP, PostP, _}) -> - {true, {remove, {Mod, PreP, PostP}}}; + ({delete_module, Mod, _}) -> + {true,[{remove, {Mod, brutal_purge, brutal_purge}}, + {purge, [Mod]}]}; (_) -> false end, Instructions), - RevLoadRemoveInstrs = lists:reverse(LoadRemoveInstrs), + LoadRemoveInstrs = lists:flatten(LoadRemoveInstrs0), + RevLoadRemoveInstrs = lists:flatten(lists:reverse(LoadRemoveInstrs0)), %% The order of loading object code is unimportant. The order %% chosen is the order of dependency. @@ -781,10 +781,10 @@ check_op({add_module, Mod, Mods}) -> check_mod(Mod), check_list(Mods), lists:foreach(fun(M) -> check_mod(M) end, Mods); -check_op({remove_module, Mod, PrePurge, PostPurge, Mods}) -> +check_op({delete_module, Mod}) -> + check_mod(Mod); +check_op({delete_module, Mod, Mods}) -> check_mod(Mod), - check_purge(PrePurge), - check_purge(PostPurge), check_list(Mods), lists:foreach(fun(M) -> check_mod(M) end, Mods); check_op({remove_application, Appl}) -> diff --git a/lib/sasl/test/release_handler_SUITE_data/lib/README b/lib/sasl/test/release_handler_SUITE_data/lib/README index ffb8c5120b..5d17950b0b 100644 --- a/lib/sasl/test/release_handler_SUITE_data/lib/README +++ b/lib/sasl/test/release_handler_SUITE_data/lib/README @@ -21,7 +21,7 @@ start version, includes b_lib and b_server b-2.0: can be upgraded to from b-1.0. -Removes b_lib (soft_purge) and updates b_server (brutal_purge) +Removes b_lib (brutal_purge) and updates b_server (soft_purge) * The diff in purge method is important for test "check_and_purge", in order to check that the purge option to check_install_release works for both methods. diff --git a/lib/sasl/test/release_handler_SUITE_data/lib/b-2.0/ebin/b.appup b/lib/sasl/test/release_handler_SUITE_data/lib/b-2.0/ebin/b.appup index 001255a88c..9df590e63f 100644 --- a/lib/sasl/test/release_handler_SUITE_data/lib/b-2.0/ebin/b.appup +++ b/lib/sasl/test/release_handler_SUITE_data/lib/b-2.0/ebin/b.appup @@ -1,6 +1,6 @@ %% -*- erlang -*- {"2.0", - [{"1.0",[{remove_module,b_lib,soft_purge,soft_purge,[]}, - {update,b_server,{advanced,[]}}]}], + [{"1.0",[{delete_module,b_lib}, + {update,b_server,{advanced,[]},soft_purge,soft_purge,[]}]}], [{"1.0",[{add_module,b_lib}, - {update,b_server,{advanced,[]}}]}]}. + {update,b_server,{advanced,[]},soft_purge,soft_purge,[]}]}]}. diff --git a/lib/sasl/test/systools_rc_SUITE.erl b/lib/sasl/test/systools_rc_SUITE.erl index 5efab7c028..1afef986d2 100644 --- a/lib/sasl/test/systools_rc_SUITE.erl +++ b/lib/sasl/test/systools_rc_SUITE.erl @@ -22,14 +22,16 @@ -include_lib("sasl/src/systools.hrl"). -export([all/0,groups/0,init_per_group/2,end_per_group/2, syntax_check/1, translate/1, translate_app/1, - translate_emulator_restarts/1]). + translate_emulator_restarts/1, + translate_add_delete_module/1]). %%----------------------------------------------------------------- %% erl -compile systools_rc_SUITE @i ../src/ @i ../../test_server/include/ %% c(systools_rc_SUITE, [{i, "../src"}, {i, "../../test_server/include"}]). %%----------------------------------------------------------------- all() -> - [syntax_check, translate, translate_app, translate_emulator_restarts]. + [syntax_check, translate, translate_app, translate_emulator_restarts, + translate_add_delete_module]. groups() -> []. @@ -707,3 +709,59 @@ translate_emulator_restarts(_Config) -> restart_emulator] = X6, ok. + +translate_add_delete_module(_Config) -> + PreApps = + [#application{name = test, + description = "TEST", + vsn = "0.1", + modules = [foo,bar,baz,old_mod], + regs = [], + mod = {sasl, []}}], + Apps = + [#application{name = test, + description = "TEST", + vsn = "1.0", + modules = [foo,bar,baz,new_mod], + regs = [], + mod = {sasl, []}}], + S1 = [ + {delete_module, old_mod}, + {add_module, new_mod}, + {load_module, foo} + ], + {ok, X1} = systools_rc:translate_scripts([S1], Apps, PreApps), + [{load_object_code,{test,"1.0",[new_mod,foo]}}, + point_of_no_return, + {remove,{old_mod,brutal_purge,brutal_purge}}, + {purge,[old_mod]}, + {load,{new_mod,brutal_purge,brutal_purge}}, + {load,{foo,brutal_purge,brutal_purge}}] = X1, + + S2 = [ + {delete_module, old_mod}, + {add_module, new_mod, [foo]}, + {load_module, foo} + ], + {ok, X2} = systools_rc:translate_scripts([S2], Apps, PreApps), + [{load_object_code,{test,"1.0",[new_mod,foo]}}, + point_of_no_return, + {remove,{old_mod,brutal_purge,brutal_purge}}, + {purge,[old_mod]}, + {load,{foo,brutal_purge,brutal_purge}}, + {load,{new_mod,brutal_purge,brutal_purge}}] = X2, + + S3 = [ + {delete_module, old_mod, [new_mod]}, + {add_module, new_mod, [foo]}, + {load_module, foo} + ], + {ok, X3} = systools_rc:translate_scripts([S3], Apps, PreApps), + [{load_object_code,{test,"1.0",[new_mod,foo]}}, + point_of_no_return, + {load,{foo,brutal_purge,brutal_purge}}, + {load,{new_mod,brutal_purge,brutal_purge}}, + {remove,{old_mod,brutal_purge,brutal_purge}}, + {purge,[old_mod]}] = X3, + + ok. diff --git a/lib/sasl/test/test_lib.hrl b/lib/sasl/test/test_lib.hrl index c8a4e92f24..b16c4ac34c 100644 --- a/lib/sasl/test/test_lib.hrl +++ b/lib/sasl/test/test_lib.hrl @@ -1,3 +1,3 @@ -define(ertsvsn,"4.4"). --define(kernelvsn,"2.16.4"). --define(stdlibvsn,"1.19.4"). +-define(kernelvsn,"3.0"). +-define(stdlibvsn,"2.0"). diff --git a/lib/ssh/doc/src/ssh_connection.xml b/lib/ssh/doc/src/ssh_connection.xml index ff72cf7ee0..5e2926dfa6 100644 --- a/lib/ssh/doc/src/ssh_connection.xml +++ b/lib/ssh/doc/src/ssh_connection.xml @@ -62,6 +62,7 @@ <p><c>ssh_request_status() = success | failure</c></p> <p><c>event() = {ssh_cm, ssh_connection_ref(), ssh_event_msg()} </c></p> <p><c>ssh_event_msg() = data_events() | status_events() | terminal_events() </c></p> + <p><c>reason() = timeout | closed </c></p> <taglist> <tag><b>data_events()</b></tag> @@ -218,7 +219,7 @@ </func> <func> - <name>exec(ConnectionRef, ChannelId, Command, TimeOut) -> ssh_request_status() </name> + <name>exec(ConnectionRef, ChannelId, Command, TimeOut) -> ssh_request_status() | {error, reason()} </name> <fsummary>Request that the server start the execution of the given command. </fsummary> <type> <v> ConnectionRef = ssh_connection_ref() </v> @@ -274,7 +275,8 @@ </func> <func> - <name>ptty_alloc(ConnectionRef, ChannelId, Options, Timeout) -> success | failure</name> + <name>ptty_alloc(ConnectionRef, ChannelId, Options) -> </name> + <name>ptty_alloc(ConnectionRef, ChannelId, Options, Timeout) -> > ssh_request_status() | {error, reason()} </name> <fsummary>Send status replies to requests that want such replies. </fsummary> <type> <v> ConnectionRef = ssh_connection_ref() </v> @@ -374,7 +376,7 @@ <func> <name>session_channel(ConnectionRef, Timeout) -> </name> <name>session_channel(ConnectionRef, InitialWindowSize, - MaxPacketSize, Timeout) -> {ok, ssh_channel_id()} | {error, Reason}</name> + MaxPacketSize, Timeout) -> {ok, ssh_channel_id()} | {error, reason()}</name> <fsummary>Opens a channel for a ssh session. </fsummary> <type> <v> ConnectionRef = ssh_connection_ref()</v> @@ -391,7 +393,7 @@ </func> <func> - <name>setenv(ConnectionRef, ChannelId, Var, Value, TimeOut) -> ssh_request_status()</name> + <name>setenv(ConnectionRef, ChannelId, Var, Value, TimeOut) -> ssh_request_status() | {error, reason()} </name> <fsummary> Environment variables may be passed to the shell/command to be started later.</fsummary> <type> @@ -409,7 +411,7 @@ </func> <func> - <name>shell(ConnectionRef, ChannelId) -> ssh_request_status() + <name>shell(ConnectionRef, ChannelId) -> ssh_request_status() | {error, closed} </name> <fsummary> Requests that the user's default shell (typically defined in /etc/passwd in UNIX systems) shall be executed at the server @@ -426,7 +428,7 @@ </func> <func> - <name>subsystem(ConnectionRef, ChannelId, Subsystem, Timeout) -> ssh_request_status()</name> + <name>subsystem(ConnectionRef, ChannelId, Subsystem, Timeout) -> ssh_request_status() | {error, reason()} </name> <fsummary> </fsummary> <type> <v> ConnectionRef = ssh_connection_ref() </v> diff --git a/lib/ssh/src/ssh_cli.erl b/lib/ssh/src/ssh_cli.erl index 18841e3d2d..de6d246403 100644 --- a/lib/ssh/src/ssh_cli.erl +++ b/lib/ssh/src/ssh_cli.erl @@ -98,7 +98,7 @@ handle_ssh_msg({ssh_cm, ConnectionHandler, Pty = Pty0#ssh_pty{width = Width, height = Height, pixel_width = PixWidth, pixel_height = PixHeight}, - {Chars, NewBuf} = io_request({window_change, Pty0}, Buf, Pty), + {Chars, NewBuf} = io_request({window_change, Pty0}, Buf, Pty, undefined), write_chars(ConnectionHandler, ChannelId, Chars), {ok, State#state{pty = Pty, buf = NewBuf}}; @@ -188,7 +188,7 @@ handle_msg({Group, tty_geometry}, #state{group = Group, handle_msg({Group, Req}, #state{group = Group, buf = Buf, pty = Pty, cm = ConnectionHandler, channel = ChannelId} = State) -> - {Chars, NewBuf} = io_request(Req, Buf, Pty), + {Chars, NewBuf} = io_request(Req, Buf, Pty, Group), write_chars(ConnectionHandler, ChannelId, Chars), {ok, State#state{buf = NewBuf}}; @@ -263,40 +263,49 @@ eval(Error) -> %%% displaying device... %%% We are *not* really unicode aware yet, we just filter away characters %%% beyond the latin1 range. We however handle the unicode binaries... -io_request({window_change, OldTty}, Buf, Tty) -> +io_request({window_change, OldTty}, Buf, Tty, _Group) -> window_change(Tty, OldTty, Buf); -io_request({put_chars, Cs}, Buf, Tty) -> +io_request({put_chars, Cs}, Buf, Tty, _Group) -> put_chars(bin_to_list(Cs), Buf, Tty); -io_request({put_chars, unicode, Cs}, Buf, Tty) -> +io_request({put_chars, unicode, Cs}, Buf, Tty, _Group) -> put_chars(unicode:characters_to_list(Cs,unicode), Buf, Tty); -io_request({insert_chars, Cs}, Buf, Tty) -> +io_request({insert_chars, Cs}, Buf, Tty, _Group) -> insert_chars(bin_to_list(Cs), Buf, Tty); -io_request({insert_chars, unicode, Cs}, Buf, Tty) -> +io_request({insert_chars, unicode, Cs}, Buf, Tty, _Group) -> insert_chars(unicode:characters_to_list(Cs,unicode), Buf, Tty); -io_request({move_rel, N}, Buf, Tty) -> +io_request({move_rel, N}, Buf, Tty, _Group) -> move_rel(N, Buf, Tty); -io_request({delete_chars,N}, Buf, Tty) -> +io_request({delete_chars,N}, Buf, Tty, _Group) -> delete_chars(N, Buf, Tty); -io_request(beep, Buf, _Tty) -> +io_request(beep, Buf, _Tty, _Group) -> {[7], Buf}; %% New in R12 -io_request({get_geometry,columns},Buf,Tty) -> +io_request({get_geometry,columns},Buf,Tty, _Group) -> {ok, Tty#ssh_pty.width, Buf}; -io_request({get_geometry,rows},Buf,Tty) -> +io_request({get_geometry,rows},Buf,Tty, _Group) -> {ok, Tty#ssh_pty.height, Buf}; -io_request({requests,Rs}, Buf, Tty) -> - io_requests(Rs, Buf, Tty, []); -io_request(tty_geometry, Buf, Tty) -> - io_requests([{move_rel, 0}, {put_chars, unicode, [10]}], Buf, Tty, []); +io_request({requests,Rs}, Buf, Tty, Group) -> + io_requests(Rs, Buf, Tty, [], Group); +io_request(tty_geometry, Buf, Tty, Group) -> + io_requests([{move_rel, 0}, {put_chars, unicode, [10]}], + Buf, Tty, [], Group); %{[], Buf}; -io_request(_R, Buf, _Tty) -> + +%% New in 18 +io_request({put_chars_sync, Class, Cs, Reply}, Buf, Tty, Group) -> + %% We handle these asynchronous for now, if we need output guarantees + %% we have to handle these synchronously + Group ! {reply, Reply}, + io_request({put_chars, Class, Cs}, Buf, Tty, Group); + +io_request(_R, Buf, _Tty, _Group) -> {[], Buf}. -io_requests([R|Rs], Buf, Tty, Acc) -> - {Chars, NewBuf} = io_request(R, Buf, Tty), - io_requests(Rs, NewBuf, Tty, [Acc|Chars]); -io_requests([], Buf, _Tty, Acc) -> +io_requests([R|Rs], Buf, Tty, Acc, Group) -> + {Chars, NewBuf} = io_request(R, Buf, Tty, Group), + io_requests(Rs, NewBuf, Tty, [Acc|Chars], Group); +io_requests([], Buf, _Tty, Acc, _Group) -> {Acc, Buf}. %%% return commands for cursor navigation, assume everything is ansi diff --git a/lib/ssh/src/ssh_connection.erl b/lib/ssh/src/ssh_connection.erl index 454a2d943a..e97bf9ceeb 100644 --- a/lib/ssh/src/ssh_connection.erl +++ b/lib/ssh/src/ssh_connection.erl @@ -56,8 +56,8 @@ %%-------------------------------------------------------------------- %%-------------------------------------------------------------------- --spec session_channel(pid(), timeout()) -> {ok, channel_id()} | {error, term()}. --spec session_channel(pid(), integer(), integer(), timeout()) -> {ok, channel_id()} | {error, term()}. +-spec session_channel(pid(), timeout()) -> {ok, channel_id()} | {error, timeout | closed}. +-spec session_channel(pid(), integer(), integer(), timeout()) -> {ok, channel_id()} | {error, timeout | closed}. %% Description: Opens a channel for a ssh session. A session is a %% remote execution of a program. The program may be a shell, an @@ -81,7 +81,8 @@ session_channel(ConnectionHandler, InitialWindowSize, end. %%-------------------------------------------------------------------- --spec exec(pid(), channel_id(), string(), timeout()) -> success | failure. +-spec exec(pid(), channel_id(), string(), timeout()) -> + success | failure | {error, timeout | closed}. %% Description: Will request that the server start the %% execution of the given command. @@ -101,8 +102,8 @@ shell(ConnectionHandler, ChannelId) -> ssh_connection_handler:request(ConnectionHandler, self(), ChannelId, "shell", false, <<>>, 0). %%-------------------------------------------------------------------- --spec subsystem(pid(), channel_id(), string(), timeout()) -> - success | failure | {error, timeout}. +-spec subsystem(pid(), channel_id(), string(), timeout()) -> + success | failure | {error, timeout | closed}. %% %% Description: Executes a predefined subsystem. %%-------------------------------------------------------------------- @@ -142,7 +143,7 @@ send_eof(ConnectionHandler, Channel) -> ssh_connection_handler:send_eof(ConnectionHandler, Channel). %%-------------------------------------------------------------------- --spec adjust_window(pid(), channel_id(), integer()) -> ok. +-spec adjust_window(pid(), channel_id(), integer()) -> ok | {error, closed}. %% %% %% Description: Adjusts the ssh flowcontrol window. @@ -151,7 +152,8 @@ adjust_window(ConnectionHandler, Channel, Bytes) -> ssh_connection_handler:adjust_window(ConnectionHandler, Channel, Bytes). %%-------------------------------------------------------------------- --spec setenv(pid(), channel_id(), string(), string(), timeout()) -> success | failure. +-spec setenv(pid(), channel_id(), string(), string(), timeout()) -> + success | failure | {error, timeout | closed}. %% %% %% Description: Environment variables may be passed to the shell/command to be @@ -183,7 +185,11 @@ reply_request(_,false, _, _) -> ok. %%-------------------------------------------------------------------- --spec ptty_alloc(pid(), channel_id(), proplists:proplist()) -> success | failiure. +-spec ptty_alloc(pid(), channel_id(), proplists:proplist()) -> + success | failiure | {error, closed}. +-spec ptty_alloc(pid(), channel_id(), proplists:proplist(), timeout()) -> + success | failiure | {error, timeout} | {error, closed}. + %% %% %% Description: Sends a ssh connection protocol pty_req. diff --git a/lib/ssh/src/ssh_connection_handler.erl b/lib/ssh/src/ssh_connection_handler.erl index fdb9d3b3e6..915060c426 100644 --- a/lib/ssh/src/ssh_connection_handler.erl +++ b/lib/ssh/src/ssh_connection_handler.erl @@ -289,8 +289,13 @@ renegotiate_data(ConnectionHandler) -> -spec close(pid(), channel_id()) -> ok. %%-------------------------------------------------------------------- close(ConnectionHandler, ChannelId) -> - sync_send_all_state_event(ConnectionHandler, {close, ChannelId}). - + case sync_send_all_state_event(ConnectionHandler, {close, ChannelId}) of + ok -> + ok; + {error, closed} -> + ok + end. + %%-------------------------------------------------------------------- -spec stop(pid()) -> ok | {error, term()}. %%-------------------------------------------------------------------- @@ -1204,7 +1209,11 @@ sync_send_all_state_event(FsmPid, Event) -> sync_send_all_state_event(FsmPid, Event, infinity). sync_send_all_state_event(FsmPid, Event, Timeout) -> - try gen_fsm:sync_send_all_state_event(FsmPid, Event, Timeout) + try gen_fsm:sync_send_all_state_event(FsmPid, Event, Timeout) of + {closed, _Channel} -> + {error, closed}; + Result -> + Result catch exit:{noproc, _} -> {error, closed}; diff --git a/lib/ssh/test/ssh_connection_SUITE.erl b/lib/ssh/test/ssh_connection_SUITE.erl index 227cfd20fb..c9441a46b0 100644 --- a/lib/ssh/test/ssh_connection_SUITE.erl +++ b/lib/ssh/test/ssh_connection_SUITE.erl @@ -38,7 +38,6 @@ all() -> [ {group, openssh}, - {group, openssh_payload}, interrupted_send, start_shell, start_shell_exec, @@ -47,7 +46,8 @@ all() -> gracefull_invalid_start, gracefull_invalid_long_start, gracefull_invalid_long_start_no_nl, - stop_listener + stop_listener, + start_subsystem_on_closed_channel ]. groups() -> [{openssh, [], payload() ++ ptty()}]. @@ -577,6 +577,31 @@ stop_listener(Config) when is_list(Config) -> ct:fail({unexpected, Error}) end. +start_subsystem_on_closed_channel(Config) -> + PrivDir = ?config(priv_dir, Config), + UserDir = filename:join(PrivDir, nopubkey), % to make sure we don't use public-key-auth + file:make_dir(UserDir), + SysDir = ?config(data_dir, Config), + {Pid, Host, Port} = ssh_test_lib:daemon([{system_dir, SysDir}, + {user_dir, UserDir}, + {password, "morot"}, + {subsystems, [{"echo_n", {ssh_echo_server, [4000000]}}]}]), + + ConnectionRef = ssh_test_lib:connect(Host, Port, [{silently_accept_hosts, true}, + {user, "foo"}, + {password, "morot"}, + {user_interaction, false}, + {user_dir, UserDir}]), + + {ok, ChannelId} = ssh_connection:session_channel(ConnectionRef, infinity), + + ok = ssh_connection:close(ConnectionRef, ChannelId), + + {error, closed} = ssh_connection:subsystem(ConnectionRef, ChannelId, "echo_n", infinity), + + ssh:close(ConnectionRef), + ssh:stop_daemon(Pid). + %%-------------------------------------------------------------------- %% Internal functions ------------------------------------------------ %%-------------------------------------------------------------------- diff --git a/lib/ssl/doc/src/ssl.xml b/lib/ssl/doc/src/ssl.xml index b53344e381..83e5ed82bb 100644 --- a/lib/ssl/doc/src/ssl.xml +++ b/lib/ssl/doc/src/ssl.xml @@ -136,7 +136,7 @@ </c></p> <p><c>cipher() = rc4_128 | des_cbc | '3des_ede_cbc' - | aes_128_cbc | aes_256_cbc </c></p> + | aes_128_cbc | aes_256_cbc | aes_128_gcm | aes_256_gcm </c></p> <p> <c>hash() = md5 | sha </c></p> diff --git a/lib/ssl/doc/src/ssl_app.xml b/lib/ssl/doc/src/ssl_app.xml index 43cb3934f7..c8024548b5 100644 --- a/lib/ssl/doc/src/ssl_app.xml +++ b/lib/ssl/doc/src/ssl_app.xml @@ -4,7 +4,7 @@ <appref> <header> <copyright> - <year>1999</year><year>2013</year> + <year>1999</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -75,10 +75,10 @@ </p> </item> - <tag><c><![CDATA[session_cb_init_args = list() <optional>]]></c></tag> + <tag><c><![CDATA[session_cb_init_args = proplist:proplist() <optional>]]></c></tag> <item> <p> - List of arguments to the init function in session cache + List of additional user defined arguments to the init function in session cache callback module, defaults to []. </p> </item> diff --git a/lib/ssl/doc/src/ssl_session_cache_api.xml b/lib/ssl/doc/src/ssl_session_cache_api.xml index 82de1784ca..cb97bbfbb2 100644 --- a/lib/ssl/doc/src/ssl_session_cache_api.xml +++ b/lib/ssl/doc/src/ssl_session_cache_api.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1999</year><year>2013</year> + <year>1999</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -79,17 +79,25 @@ </func> <func> - <name>init() -> opaque() </name> + <name>init(Args) -> opaque() </name> <fsummary>Return cache reference</fsummary> <type> - <v></v> + <v>Args = proplists:proplist()</v> + <d>Will always include the property {role, client | server}. Currently this + is the only predefined property, there may also be user defined properties. + <seealso marker="ssl_app"> See also application environment variable + session_cb_init_args</seealso> + </d> </type> <desc> <p>Performs possible initializations of the cache and returns a reference to it that will be used as parameter to the other - api functions. Will be called by the cache handling processes - init function, hence putting the same requirements on it as - a normal process init function. + API functions. Will be called by the cache handling processes + init function, hence putting the same requirements on it as a + normal process init function. Note that this function will be + called twice when starting the ssl application, once with the + role client and once with the role server, as the ssl application + must be prepared to take on both roles. </p> </desc> </func> diff --git a/lib/ssl/src/dtls_record.erl b/lib/ssl/src/dtls_record.erl index a7bbb6bc40..c0776e822b 100644 --- a/lib/ssl/src/dtls_record.erl +++ b/lib/ssl/src/dtls_record.erl @@ -120,6 +120,26 @@ get_dtls_records_aux(Data, Acc) -> end. encode_plain_text(Type, Version, Data, + #connection_states{current_write = + #connection_state{ + epoch = Epoch, + sequence_number = Seq, + compression_state=CompS0, + security_parameters= + #security_parameters{ + cipher_type = ?AEAD, + compression_algorithm=CompAlg} + }= WriteState0} = ConnectionStates) -> + {Comp, CompS1} = ssl_record:compress(CompAlg, Data, CompS0), + WriteState1 = WriteState0#connection_state{compression_state = CompS1}, + AAD = calc_aad(Type, Version, Epoch, Seq), + {CipherFragment, WriteState} = ssl_record:cipher_aead(dtls_v1:corresponding_tls_version(Version), + Comp, WriteState1, AAD), + CipherText = encode_tls_cipher_text(Type, Version, Epoch, Seq, CipherFragment), + {CipherText, ConnectionStates#connection_states{current_write = + WriteState#connection_state{sequence_number = Seq +1}}}; + +encode_plain_text(Type, Version, Data, #connection_states{current_write=#connection_state{ epoch = Epoch, sequence_number = Seq, @@ -141,16 +161,44 @@ decode_cipher_text(#ssl_tls{type = Type, version = Version, sequence_number = Seq, fragment = CipherFragment} = CipherText, #connection_states{current_read = - #connection_state{compression_state = CompressionS0, - security_parameters = SecParams} = ReadState0} - = ConnnectionStates0) -> - CompressAlg = SecParams#security_parameters.compression_algorithm, + #connection_state{ + compression_state = CompressionS0, + security_parameters= + #security_parameters{ + cipher_type = ?AEAD, + compression_algorithm=CompAlg} + } = ReadState0}= ConnnectionStates0) -> + AAD = calc_aad(Type, Version, Epoch, Seq), + case ssl_record:decipher_aead(dtls_v1:corresponding_tls_version(Version), + CipherFragment, ReadState0, AAD) of + {PlainFragment, ReadState1} -> + {Plain, CompressionS1} = ssl_record:uncompress(CompAlg, + PlainFragment, CompressionS0), + ConnnectionStates = ConnnectionStates0#connection_states{ + current_read = ReadState1#connection_state{ + compression_state = CompressionS1}}, + {CipherText#ssl_tls{fragment = Plain}, ConnnectionStates}; + #alert{} = Alert -> + Alert + end; + +decode_cipher_text(#ssl_tls{type = Type, version = Version, + epoch = Epoch, + sequence_number = Seq, + fragment = CipherFragment} = CipherText, + #connection_states{current_read = + #connection_state{ + compression_state = CompressionS0, + security_parameters= + #security_parameters{ + compression_algorithm=CompAlg} + } = ReadState0}= ConnnectionStates0) -> {PlainFragment, Mac, ReadState1} = ssl_record:decipher(dtls_v1:corresponding_tls_version(Version), CipherFragment, ReadState0), MacHash = calc_mac_hash(ReadState1, Type, Version, Epoch, Seq, PlainFragment), case ssl_record:is_correct_mac(Mac, MacHash) of true -> - {Plain, CompressionS1} = ssl_record:uncompress(CompressAlg, + {Plain, CompressionS1} = ssl_record:uncompress(CompAlg, PlainFragment, CompressionS0), ConnnectionStates = ConnnectionStates0#connection_states{ current_read = ReadState1#connection_state{ @@ -368,3 +416,7 @@ calc_mac_hash(#connection_state{mac_secret = MacSecret, mac_hash(Version, MacAlg, MacSecret, SeqNo, Type, Length, Fragment) -> dtls_v1:mac_hash(Version, MacAlg, MacSecret, SeqNo, Type, Length, Fragment). + +calc_aad(Type, {MajVer, MinVer}, Epoch, SeqNo) -> + NewSeq = (Epoch bsl 48) + SeqNo, + <<NewSeq:64/integer, ?BYTE(Type), ?BYTE(MajVer), ?BYTE(MinVer)>>. diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl index b4bea25942..dcba69a65e 100644 --- a/lib/ssl/src/ssl.erl +++ b/lib/ssl/src/ssl.erl @@ -354,7 +354,7 @@ cipher_suites(openssl) -> cipher_suites(all) -> Version = tls_record:highest_protocol_version([]), Supported = ssl_cipher:all_suites(Version) - ++ ssl_cipher:anonymous_suites() + ++ ssl_cipher:anonymous_suites(Version) ++ ssl_cipher:psk_suites(Version) ++ ssl_cipher:srp_suites(), ssl_cipher:filter_suites([suite_definition(S) || S <- Supported]). @@ -953,7 +953,7 @@ binary_cipher_suites(Version, [{_,_,_}| _] = Ciphers0) -> binary_cipher_suites(Version, [Cipher0 | _] = Ciphers0) when is_binary(Cipher0) -> All = ssl_cipher:suites(Version) - ++ ssl_cipher:anonymous_suites() + ++ ssl_cipher:anonymous_suites(Version) ++ ssl_cipher:psk_suites(Version) ++ ssl_cipher:srp_suites(), case [Cipher || Cipher <- Ciphers0, lists:member(Cipher, All)] of diff --git a/lib/ssl/src/ssl_cipher.erl b/lib/ssl/src/ssl_cipher.erl index 72467ea2a0..e1d89c149e 100644 --- a/lib/ssl/src/ssl_cipher.erl +++ b/lib/ssl/src/ssl_cipher.erl @@ -33,9 +33,9 @@ -include_lib("public_key/include/public_key.hrl"). -export([security_parameters/2, security_parameters/3, suite_definition/1, - decipher/5, cipher/5, + cipher_init/3, decipher/5, cipher/5, decipher_aead/6, cipher_aead/6, suite/1, suites/1, all_suites/1, - ec_keyed_suites/0, anonymous_suites/0, psk_suites/1, srp_suites/0, + ec_keyed_suites/0, anonymous_suites/1, psk_suites/1, srp_suites/0, openssl_suite/1, openssl_suite_name/1, filter/2, filter_suites/1, hash_algorithm/1, sign_algorithm/1, is_acceptable_hash/2]). @@ -44,7 +44,7 @@ key_algo/0]). -type cipher() :: null |rc4_128 | idea_cbc | des40_cbc | des_cbc | '3des_ede_cbc' - | aes_128_cbc | aes_256_cbc. + | aes_128_cbc | aes_256_cbc | aes_128_gcm | aes_256_gcm | chacha20_poly1305. -type hash() :: null | sha | md5 | sha224 | sha256 | sha384 | sha512. -type key_algo() :: null | rsa | dhe_rsa | dhe_dss | ecdhe_ecdsa| ecdh_ecdsa | ecdh_rsa| srp_rsa| srp_dss | psk | dhe_psk | rsa_psk | dh_anon | ecdh_anon | srp_anon. -type erl_cipher_suite() :: {key_algo(), cipher(), hash()}. @@ -88,20 +88,32 @@ security_parameters(Version, CipherSuite, SecParams) -> hash_size = hash_size(Hash)}. %%-------------------------------------------------------------------- +-spec cipher_init(cipher_enum(), binary(), binary()) -> #cipher_state{}. +%% +%% Description: Initializes the #cipher_state according to BCA +%%------------------------------------------------------------------- +cipher_init(?RC4, IV, Key) -> + State = crypto:stream_init(rc4, Key), + #cipher_state{iv = IV, key = Key, state = State}; +cipher_init(?AES_GCM, IV, Key) -> + <<Nonce:64>> = ssl:random_bytes(8), + #cipher_state{iv = IV, key = Key, nonce = Nonce}; +cipher_init(_BCA, IV, Key) -> + #cipher_state{iv = IV, key = Key}. + +%%-------------------------------------------------------------------- -spec cipher(cipher_enum(), #cipher_state{}, binary(), iodata(), ssl_record:ssl_version()) -> {binary(), #cipher_state{}}. %% %% Description: Encrypts the data and the MAC using chipher described %% by cipher_enum() and updating the cipher state +%% Used for "MAC then Cipher" suites where first an HMAC of the +%% data is calculated and the data plus the HMAC is ecncrypted. %%------------------------------------------------------------------- cipher(?NULL, CipherState, <<>>, Fragment, _Version) -> GenStreamCipherList = [Fragment, <<>>], {GenStreamCipherList, CipherState}; -cipher(?RC4, CipherState, Mac, Fragment, _Version) -> - State0 = case CipherState#cipher_state.state of - undefined -> crypto:stream_init(rc4, CipherState#cipher_state.key); - S -> S - end, +cipher(?RC4, CipherState = #cipher_state{state = State0}, Mac, Fragment, _Version) -> GenStreamCipherList = [Fragment, Mac], {State1, T} = crypto:stream_encrypt(State0, GenStreamCipherList), {T, CipherState#cipher_state{state = State1}}; @@ -113,13 +125,40 @@ cipher(?'3DES', CipherState, Mac, Fragment, Version) -> block_cipher(fun(<<K1:8/binary, K2:8/binary, K3:8/binary>>, IV, T) -> crypto:block_encrypt(des3_cbc, [K1, K2, K3], IV, T) end, block_size(des_cbc), CipherState, Mac, Fragment, Version); -cipher(?AES, CipherState, Mac, Fragment, Version) -> +cipher(?AES_CBC, CipherState, Mac, Fragment, Version) -> block_cipher(fun(Key, IV, T) when byte_size(Key) =:= 16 -> crypto:block_encrypt(aes_cbc128, Key, IV, T); (Key, IV, T) when byte_size(Key) =:= 32 -> crypto:block_encrypt(aes_cbc256, Key, IV, T) end, block_size(aes_128_cbc), CipherState, Mac, Fragment, Version). +%%-------------------------------------------------------------------- +-spec cipher_aead(cipher_enum(), #cipher_state{}, integer(), binary(), iodata(), ssl_record:ssl_version()) -> + {binary(), #cipher_state{}}. +%% +%% Description: Encrypts the data and protects associated data (AAD) using chipher +%% described by cipher_enum() and updating the cipher state +%% Use for suites that use authenticated encryption with associated data (AEAD) +%%------------------------------------------------------------------- +cipher_aead(?AES_GCM, CipherState, SeqNo, AAD, Fragment, Version) -> + aead_cipher(aes_gcm, CipherState, SeqNo, AAD, Fragment, Version); +cipher_aead(?CHACHA20_POLY1305, CipherState, SeqNo, AAD, Fragment, Version) -> + aead_cipher(chacha20_poly1305, CipherState, SeqNo, AAD, Fragment, Version). + +aead_cipher(chacha20_poly1305, #cipher_state{key=Key} = CipherState, SeqNo, AAD0, Fragment, _Version) -> + CipherLen = erlang:iolist_size(Fragment), + AAD = <<AAD0/binary, ?UINT16(CipherLen)>>, + Nonce = <<SeqNo:64/integer>>, + {Content, CipherTag} = crypto:block_encrypt(chacha20_poly1305, Key, Nonce, {AAD, Fragment}), + {<<Content/binary, CipherTag/binary>>, CipherState}; +aead_cipher(Type, #cipher_state{key=Key, iv = IV0, nonce = Nonce} = CipherState, _SeqNo, AAD0, Fragment, _Version) -> + CipherLen = erlang:iolist_size(Fragment), + AAD = <<AAD0/binary, ?UINT16(CipherLen)>>, + <<Salt:4/bytes, _/binary>> = IV0, + IV = <<Salt/binary, Nonce:64/integer>>, + {Content, CipherTag} = crypto:block_encrypt(Type, Key, IV, {AAD, Fragment}), + {<<Nonce:64/integer, Content/binary, CipherTag/binary>>, CipherState#cipher_state{nonce = Nonce + 1}}. + build_cipher_block(BlockSz, Mac, Fragment) -> TotSz = byte_size(Mac) + erlang:iolist_size(Fragment) + 1, {PaddingLength, Padding} = get_padding(TotSz, BlockSz), @@ -148,14 +187,12 @@ block_cipher(Fun, BlockSz, #cipher_state{key=Key, iv=IV} = CS0, %% %% Description: Decrypts the data and the MAC using cipher described %% by cipher_enum() and updating the cipher state. +%% Used for "MAC then Cipher" suites where first the data is decrypted +%% and the an HMAC of the decrypted data is checked %%------------------------------------------------------------------- decipher(?NULL, _HashSz, CipherState, Fragment, _) -> {Fragment, <<>>, CipherState}; -decipher(?RC4, HashSz, CipherState, Fragment, _) -> - State0 = case CipherState#cipher_state.state of - undefined -> crypto:stream_init(rc4, CipherState#cipher_state.key); - S -> S - end, +decipher(?RC4, HashSz, CipherState = #cipher_state{state = State0}, Fragment, _) -> try crypto:stream_decrypt(State0, Fragment) of {State, Text} -> GSC = generic_stream_cipher_from_bin(Text, HashSz), @@ -179,13 +216,26 @@ decipher(?'3DES', HashSz, CipherState, Fragment, Version) -> block_decipher(fun(<<K1:8/binary, K2:8/binary, K3:8/binary>>, IV, T) -> crypto:block_decrypt(des3_cbc, [K1, K2, K3], IV, T) end, CipherState, HashSz, Fragment, Version); -decipher(?AES, HashSz, CipherState, Fragment, Version) -> +decipher(?AES_CBC, HashSz, CipherState, Fragment, Version) -> block_decipher(fun(Key, IV, T) when byte_size(Key) =:= 16 -> crypto:block_decrypt(aes_cbc128, Key, IV, T); (Key, IV, T) when byte_size(Key) =:= 32 -> crypto:block_decrypt(aes_cbc256, Key, IV, T) end, CipherState, HashSz, Fragment, Version). +%%-------------------------------------------------------------------- +-spec decipher_aead(cipher_enum(), #cipher_state{}, integer(), binary(), binary(), ssl_record:ssl_version()) -> + {binary(), binary(), #cipher_state{}} | #alert{}. +%% +%% Description: Decrypts the data and checks the associated data (AAD) MAC using +%% cipher described by cipher_enum() and updating the cipher state. +%% Use for suites that use authenticated encryption with associated data (AEAD) +%%------------------------------------------------------------------- +decipher_aead(?AES_GCM, CipherState, SeqNo, AAD, Fragment, Version) -> + aead_decipher(aes_gcm, CipherState, SeqNo, AAD, Fragment, Version); +decipher_aead(?CHACHA20_POLY1305, CipherState, SeqNo, AAD, Fragment, Version) -> + aead_decipher(chacha20_poly1305, CipherState, SeqNo, AAD, Fragment, Version). + block_decipher(Fun, #cipher_state{key=Key, iv=IV} = CipherState0, HashSz, Fragment, Version) -> try @@ -215,6 +265,35 @@ block_decipher(Fun, #cipher_state{key=Key, iv=IV} = CipherState0, %% bad_record_mac alert to hide the specific type of the error." ?ALERT_REC(?FATAL, ?BAD_RECORD_MAC) end. + +aead_ciphertext_to_state(chacha20_poly1305, SeqNo, _IV, AAD0, Fragment, _Version) -> + CipherLen = size(Fragment) - 16, + <<CipherText:CipherLen/bytes, CipherTag:16/bytes>> = Fragment, + AAD = <<AAD0/binary, ?UINT16(CipherLen)>>, + Nonce = <<SeqNo:64/integer>>, + {Nonce, AAD, CipherText, CipherTag}; +aead_ciphertext_to_state(_, _SeqNo, <<Salt:4/bytes, _/binary>>, AAD0, Fragment, _Version) -> + CipherLen = size(Fragment) - 24, + <<ExplicitNonce:8/bytes, CipherText:CipherLen/bytes, CipherTag:16/bytes>> = Fragment, + AAD = <<AAD0/binary, ?UINT16(CipherLen)>>, + Nonce = <<Salt/binary, ExplicitNonce/binary>>, + {Nonce, AAD, CipherText, CipherTag}. + +aead_decipher(Type, #cipher_state{key = Key, iv = IV} = CipherState, + SeqNo, AAD0, Fragment, Version) -> + try + {Nonce, AAD, CipherText, CipherTag} = aead_ciphertext_to_state(Type, SeqNo, IV, AAD0, Fragment, Version), + case crypto:block_decrypt(Type, Key, Nonce, {AAD, CipherText, CipherTag}) of + Content when is_binary(Content) -> + {Content, CipherState}; + _ -> + ?ALERT_REC(?FATAL, ?BAD_RECORD_MAC) + end + catch + _:_ -> + ?ALERT_REC(?FATAL, ?BAD_RECORD_MAC) + end. + %%-------------------------------------------------------------------- -spec suites(ssl_record:ssl_version()) -> [cipher_suite()]. %% @@ -227,16 +306,26 @@ suites({3, N}) -> all_suites(Version) -> suites(Version) - ++ ssl_cipher:anonymous_suites() + ++ ssl_cipher:anonymous_suites(Version) ++ ssl_cipher:psk_suites(Version) ++ ssl_cipher:srp_suites(). %%-------------------------------------------------------------------- --spec anonymous_suites() -> [cipher_suite()]. +-spec anonymous_suites(ssl_record:ssl_version() | integer()) -> [cipher_suite()]. %% %% Description: Returns a list of the anonymous cipher suites, only supported %% if explicitly set by user. Intended only for testing. %%-------------------------------------------------------------------- -anonymous_suites() -> + +anonymous_suites({3, N}) -> + anonymous_suites(N); + +anonymous_suites(N) + when N >= 3 -> + [?TLS_DH_anon_WITH_AES_128_GCM_SHA256, + ?TLS_DH_anon_WITH_AES_256_GCM_SHA384 + ] ++ anonymous_suites(0); + +anonymous_suites(_) -> [?TLS_DH_anon_WITH_RC4_128_MD5, ?TLS_DH_anon_WITH_DES_CBC_SHA, ?TLS_DH_anon_WITH_3DES_EDE_CBC_SHA, @@ -260,13 +349,20 @@ psk_suites({3, N}) -> psk_suites(N) when N >= 3 -> - psk_suites(0) ++ - [?TLS_DHE_PSK_WITH_AES_256_CBC_SHA384, - ?TLS_RSA_PSK_WITH_AES_256_CBC_SHA384, - ?TLS_PSK_WITH_AES_256_CBC_SHA384, - ?TLS_DHE_PSK_WITH_AES_128_CBC_SHA256, - ?TLS_RSA_PSK_WITH_AES_128_CBC_SHA256, - ?TLS_PSK_WITH_AES_128_CBC_SHA256]; + [ + ?TLS_DHE_PSK_WITH_AES_256_GCM_SHA384, + ?TLS_RSA_PSK_WITH_AES_256_GCM_SHA384, + ?TLS_PSK_WITH_AES_256_GCM_SHA384, + ?TLS_DHE_PSK_WITH_AES_256_CBC_SHA384, + ?TLS_RSA_PSK_WITH_AES_256_CBC_SHA384, + ?TLS_PSK_WITH_AES_256_CBC_SHA384, + ?TLS_DHE_PSK_WITH_AES_128_GCM_SHA256, + ?TLS_RSA_PSK_WITH_AES_128_GCM_SHA256, + ?TLS_PSK_WITH_AES_128_GCM_SHA256, + ?TLS_DHE_PSK_WITH_AES_128_CBC_SHA256, + ?TLS_RSA_PSK_WITH_AES_128_CBC_SHA256, + ?TLS_PSK_WITH_AES_128_CBC_SHA256 + ] ++ psk_suites(0); psk_suites(_) -> [?TLS_DHE_PSK_WITH_AES_256_CBC_SHA, @@ -418,6 +514,19 @@ suite_definition(?TLS_RSA_PSK_WITH_AES_256_CBC_SHA) -> %%% TLS 1.2 PSK Cipher Suites RFC 5487 +suite_definition(?TLS_PSK_WITH_AES_128_GCM_SHA256) -> + {psk, aes_128_gcm, null, sha256}; +suite_definition(?TLS_PSK_WITH_AES_256_GCM_SHA384) -> + {psk, aes_256_gcm, null, sha384}; +suite_definition(?TLS_DHE_PSK_WITH_AES_128_GCM_SHA256) -> + {dhe_psk, aes_128_gcm, null, sha256}; +suite_definition(?TLS_DHE_PSK_WITH_AES_256_GCM_SHA384) -> + {dhe_psk, aes_256_gcm, null, sha384}; +suite_definition(?TLS_RSA_PSK_WITH_AES_128_GCM_SHA256) -> + {rsa_psk, aes_128_gcm, null, sha256}; +suite_definition(?TLS_RSA_PSK_WITH_AES_256_GCM_SHA384) -> + {rsa_psk, aes_256_gcm, null, sha384}; + suite_definition(?TLS_PSK_WITH_AES_128_CBC_SHA256) -> {psk, aes_128_cbc, sha256, default_prf}; suite_definition(?TLS_PSK_WITH_AES_256_CBC_SHA384) -> @@ -537,7 +646,59 @@ suite_definition(?TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) -> suite_definition(?TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256) -> {ecdh_rsa, aes_128_cbc, sha256, sha256}; suite_definition(?TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384) -> - {ecdh_rsa, aes_256_cbc, sha384, sha384}. + {ecdh_rsa, aes_256_cbc, sha384, sha384}; + +%% RFC 5288 AES-GCM Cipher Suites +suite_definition(?TLS_RSA_WITH_AES_128_GCM_SHA256) -> + {rsa, aes_128_gcm, null, sha256}; +suite_definition(?TLS_RSA_WITH_AES_256_GCM_SHA384) -> + {rsa, aes_256_gcm, null, sha384}; +suite_definition(?TLS_DHE_RSA_WITH_AES_128_GCM_SHA256) -> + {dhe_rsa, aes_128_gcm, null, sha256}; +suite_definition(?TLS_DHE_RSA_WITH_AES_256_GCM_SHA384) -> + {dhe_rsa, aes_256_gcm, null, sha384}; +suite_definition(?TLS_DH_RSA_WITH_AES_128_GCM_SHA256) -> + {dh_rsa, aes_128_gcm, null, sha256}; +suite_definition(?TLS_DH_RSA_WITH_AES_256_GCM_SHA384) -> + {dh_rsa, aes_256_gcm, null, sha384}; +suite_definition(?TLS_DHE_DSS_WITH_AES_128_GCM_SHA256) -> + {dhe_dss, aes_128_gcm, null, sha256}; +suite_definition(?TLS_DHE_DSS_WITH_AES_256_GCM_SHA384) -> + {dhe_dss, aes_256_gcm, null, sha384}; +suite_definition(?TLS_DH_DSS_WITH_AES_128_GCM_SHA256) -> + {dh_dss, aes_128_gcm, null, sha256}; +suite_definition(?TLS_DH_DSS_WITH_AES_256_GCM_SHA384) -> + {dh_dss, aes_256_gcm, null, sha384}; +suite_definition(?TLS_DH_anon_WITH_AES_128_GCM_SHA256) -> + {dh_anon, aes_128_gcm, null, sha256}; +suite_definition(?TLS_DH_anon_WITH_AES_256_GCM_SHA384) -> + {dh_anon, aes_256_gcm, null, sha384}; + +%% RFC 5289 ECC AES-GCM Cipher Suites +suite_definition(?TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256) -> + {ecdhe_ecdsa, aes_128_gcm, null, sha256}; +suite_definition(?TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384) -> + {ecdhe_ecdsa, aes_256_gcm, null, sha384}; +suite_definition(?TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256) -> + {ecdh_ecdsa, aes_128_gcm, null, sha256}; +suite_definition(?TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384) -> + {ecdh_ecdsa, aes_256_gcm, null, sha384}; +suite_definition(?TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) -> + {ecdhe_rsa, aes_128_gcm, null, sha256}; +suite_definition(?TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) -> + {ecdhe_rsa, aes_256_gcm, null, sha384}; +suite_definition(?TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256) -> + {ecdh_rsa, aes_128_gcm, null, sha256}; +suite_definition(?TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384) -> + {ecdh_rsa, aes_256_gcm, null, sha384}; + +%% draft-agl-tls-chacha20poly1305-04 Chacha20/Poly1305 Suites +suite_definition(?TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256) -> + {ecdhe_rsa, chacha20_poly1305, null, sha256}; +suite_definition(?TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256) -> + {ecdhe_ecdsa, chacha20_poly1305, null, sha256}; +suite_definition(?TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256) -> + {dhe_rsa, chacha20_poly1305, null, sha256}. %%-------------------------------------------------------------------- -spec suite(erl_cipher_suite()) -> cipher_suite(). @@ -641,6 +802,19 @@ suite({rsa_psk, aes_256_cbc,sha}) -> %%% TLS 1.2 PSK Cipher Suites RFC 5487 +suite({psk, aes_128_gcm, null}) -> + ?TLS_PSK_WITH_AES_128_GCM_SHA256; +suite({psk, aes_256_gcm, null}) -> + ?TLS_PSK_WITH_AES_256_GCM_SHA384; +suite({dhe_psk, aes_128_gcm, null}) -> + ?TLS_DHE_PSK_WITH_AES_128_GCM_SHA256; +suite({dhe_psk, aes_256_gcm, null}) -> + ?TLS_DHE_PSK_WITH_AES_256_GCM_SHA384; +suite({rsa_psk, aes_128_gcm, null}) -> + ?TLS_RSA_PSK_WITH_AES_128_GCM_SHA256; +suite({rsa_psk, aes_256_gcm, null}) -> + ?TLS_RSA_PSK_WITH_AES_256_GCM_SHA384; + suite({psk, aes_128_cbc, sha256}) -> ?TLS_PSK_WITH_AES_128_CBC_SHA256; suite({psk, aes_256_cbc, sha384}) -> @@ -760,7 +934,60 @@ suite({ecdhe_rsa, aes_256_cbc, sha384}) -> suite({ecdh_rsa, aes_128_cbc, sha256}) -> ?TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256; suite({ecdh_rsa, aes_256_cbc, sha384}) -> - ?TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384. + ?TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384; + +%% RFC 5288 AES-GCM Cipher Suites +suite({rsa, aes_128_gcm, null}) -> + ?TLS_RSA_WITH_AES_128_GCM_SHA256; +suite({rsa, aes_256_gcm, null}) -> + ?TLS_RSA_WITH_AES_256_GCM_SHA384; +suite({dhe_rsa, aes_128_gcm, null}) -> + ?TLS_DHE_RSA_WITH_AES_128_GCM_SHA256; +suite({dhe_rsa, aes_256_gcm, null}) -> + ?TLS_DHE_RSA_WITH_AES_256_GCM_SHA384; +suite({dh_rsa, aes_128_gcm, null}) -> + ?TLS_DH_RSA_WITH_AES_128_GCM_SHA256; +suite({dh_rsa, aes_256_gcm, null}) -> + ?TLS_DH_RSA_WITH_AES_256_GCM_SHA384; +suite({dhe_dss, aes_128_gcm, null}) -> + ?TLS_DHE_DSS_WITH_AES_128_GCM_SHA256; +suite({dhe_dss, aes_256_gcm, null}) -> + ?TLS_DHE_DSS_WITH_AES_256_GCM_SHA384; +suite({dh_dss, aes_128_gcm, null}) -> + ?TLS_DH_DSS_WITH_AES_128_GCM_SHA256; +suite({dh_dss, aes_256_gcm, null}) -> + ?TLS_DH_DSS_WITH_AES_256_GCM_SHA384; +suite({dh_anon, aes_128_gcm, null}) -> + ?TLS_DH_anon_WITH_AES_128_GCM_SHA256; +suite({dh_anon, aes_256_gcm, null}) -> + ?TLS_DH_anon_WITH_AES_256_GCM_SHA384; + +%% RFC 5289 ECC AES-GCM Cipher Suites +suite({ecdhe_ecdsa, aes_128_gcm, null}) -> + ?TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256; +suite({ecdhe_ecdsa, aes_256_gcm, null}) -> + ?TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384; +suite({ecdh_ecdsa, aes_128_gcm, null}) -> + ?TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256; +suite({ecdh_ecdsa, aes_256_gcm, null}) -> + ?TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384; +suite({ecdhe_rsa, aes_128_gcm, null}) -> + ?TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256; +suite({ecdhe_rsa, aes_256_gcm, null}) -> + ?TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384; +suite({ecdh_rsa, aes_128_gcm, null}) -> + ?TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256; +suite({ecdh_rsa, aes_256_gcm, null}) -> + ?TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384; + + +%% draft-agl-tls-chacha20poly1305-04 Chacha20/Poly1305 Suites +suite({ecdhe_rsa, chacha20_poly1305, null}) -> + ?TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256; +suite({ecdhe_ecdsa, chacha20_poly1305, null}) -> + ?TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256; +suite({dhe_rsa, chacha20_poly1305, null}) -> + ?TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256. %%-------------------------------------------------------------------- -spec openssl_suite(openssl_cipher_suite()) -> cipher_suite(). @@ -875,7 +1102,47 @@ openssl_suite("ECDHE-RSA-AES256-SHA384") -> openssl_suite("ECDH-RSA-AES128-SHA256") -> ?TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256; openssl_suite("ECDH-RSA-AES256-SHA384") -> - ?TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384. + ?TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384; + +%% RFC 5288 AES-GCM Cipher Suites +openssl_suite("AES128-GCM-SHA256") -> + ?TLS_RSA_WITH_AES_128_GCM_SHA256; +openssl_suite("AES256-GCM-SHA384") -> + ?TLS_RSA_WITH_AES_256_GCM_SHA384; +openssl_suite("DHE-RSA-AES128-GCM-SHA256") -> + ?TLS_DHE_RSA_WITH_AES_128_GCM_SHA256; +openssl_suite("DHE-RSA-AES256-GCM-SHA384") -> + ?TLS_DHE_RSA_WITH_AES_256_GCM_SHA384; +openssl_suite("DH-RSA-AES128-GCM-SHA256") -> + ?TLS_DH_RSA_WITH_AES_128_GCM_SHA256; +openssl_suite("DH-RSA-AES256-GCM-SHA384") -> + ?TLS_DH_RSA_WITH_AES_256_GCM_SHA384; +openssl_suite("DHE-DSS-AES128-GCM-SHA256") -> + ?TLS_DHE_DSS_WITH_AES_128_GCM_SHA256; +openssl_suite("DHE-DSS-AES256-GCM-SHA384") -> + ?TLS_DHE_DSS_WITH_AES_256_GCM_SHA384; +openssl_suite("DH-DSS-AES128-GCM-SHA256") -> + ?TLS_DH_DSS_WITH_AES_128_GCM_SHA256; +openssl_suite("DH-DSS-AES256-GCM-SHA384") -> + ?TLS_DH_DSS_WITH_AES_256_GCM_SHA384; + +%% RFC 5289 ECC AES-GCM Cipher Suites +openssl_suite("ECDHE-ECDSA-AES128-GCM-SHA256") -> + ?TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256; +openssl_suite("ECDHE-ECDSA-AES256-GCM-SHA384") -> + ?TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384; +openssl_suite("ECDH-ECDSA-AES128-GCM-SHA256") -> + ?TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256; +openssl_suite("ECDH-ECDSA-AES256-GCM-SHA384") -> + ?TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384; +openssl_suite("ECDHE-RSA-AES128-GCM-SHA256") -> + ?TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256; +openssl_suite("ECDHE-RSA-AES256-GCM-SHA384") -> + ?TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384; +openssl_suite("ECDH-RSA-AES128-GCM-SHA256") -> + ?TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256; +openssl_suite("ECDH-RSA-AES256-GCM-SHA384") -> + ?TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384. %%-------------------------------------------------------------------- -spec openssl_suite_name(cipher_suite()) -> openssl_cipher_suite(). @@ -1012,6 +1279,46 @@ openssl_suite_name(?TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256) -> openssl_suite_name(?TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384) -> "ECDH-RSA-AES256-SHA384"; +%% RFC 5288 AES-GCM Cipher Suites +openssl_suite_name(?TLS_RSA_WITH_AES_128_GCM_SHA256) -> + "AES128-GCM-SHA256"; +openssl_suite_name(?TLS_RSA_WITH_AES_256_GCM_SHA384) -> + "AES256-GCM-SHA384"; +openssl_suite_name(?TLS_DHE_RSA_WITH_AES_128_GCM_SHA256) -> + "DHE-RSA-AES128-GCM-SHA256"; +openssl_suite_name(?TLS_DHE_RSA_WITH_AES_256_GCM_SHA384) -> + "DHE-RSA-AES256-GCM-SHA384"; +openssl_suite_name(?TLS_DH_RSA_WITH_AES_128_GCM_SHA256) -> + "DH-RSA-AES128-GCM-SHA256"; +openssl_suite_name(?TLS_DH_RSA_WITH_AES_256_GCM_SHA384) -> + "DH-RSA-AES256-GCM-SHA384"; +openssl_suite_name(?TLS_DHE_DSS_WITH_AES_128_GCM_SHA256) -> + "DHE-DSS-AES128-GCM-SHA256"; +openssl_suite_name(?TLS_DHE_DSS_WITH_AES_256_GCM_SHA384) -> + "DHE-DSS-AES256-GCM-SHA384"; +openssl_suite_name(?TLS_DH_DSS_WITH_AES_128_GCM_SHA256) -> + "DH-DSS-AES128-GCM-SHA256"; +openssl_suite_name(?TLS_DH_DSS_WITH_AES_256_GCM_SHA384) -> + "DH-DSS-AES256-GCM-SHA384"; + +%% RFC 5289 ECC AES-GCM Cipher Suites +openssl_suite_name(?TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256) -> + "ECDHE-ECDSA-AES128-GCM-SHA256"; +openssl_suite_name(?TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384) -> + "ECDHE-ECDSA-AES256-GCM-SHA384"; +openssl_suite_name(?TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256) -> + "ECDH-ECDSA-AES128-GCM-SHA256"; +openssl_suite_name(?TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384) -> + "ECDH-ECDSA-AES256-GCM-SHA384"; +openssl_suite_name(?TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) -> + "ECDHE-RSA-AES128-GCM-SHA256"; +openssl_suite_name(?TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) -> + "ECDHE-RSA-AES256-GCM-SHA384"; +openssl_suite_name(?TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256) -> + "ECDH-RSA-AES128-GCM-SHA256"; +openssl_suite_name(?TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384) -> + "ECDH-RSA-AES256-GCM-SHA384"; + %% No oppenssl name openssl_suite_name(Cipher) -> suite_definition(Cipher). @@ -1095,6 +1402,13 @@ is_acceptable_keyexchange(KeyExchange, Algos) is_acceptable_keyexchange(_, _) -> true. +is_acceptable_cipher(Cipher, Algos) + when Cipher == aes_128_gcm; + Cipher == aes_256_gcm -> + proplists:get_bool(aes_gcm, Algos); +is_acceptable_cipher(Cipher, Algos) + when Cipher == chacha20_poly1305 -> + proplists:get_bool(Cipher, Algos); is_acceptable_cipher(_, _) -> true. @@ -1122,7 +1436,12 @@ bulk_cipher_algorithm('3des_ede_cbc') -> ?'3DES'; bulk_cipher_algorithm(Cipher) when Cipher == aes_128_cbc; Cipher == aes_256_cbc -> - ?AES. + ?AES_CBC; +bulk_cipher_algorithm(Cipher) when Cipher == aes_128_gcm; + Cipher == aes_256_gcm -> + ?AES_GCM; +bulk_cipher_algorithm(chacha20_poly1305) -> + ?CHACHA20_POLY1305. type(Cipher) when Cipher == null; Cipher == rc4_128 -> @@ -1132,7 +1451,11 @@ type(Cipher) when Cipher == des_cbc; Cipher == '3des_ede_cbc'; Cipher == aes_128_cbc; Cipher == aes_256_cbc -> - ?BLOCK. + ?BLOCK; +type(Cipher) when Cipher == aes_128_gcm; + Cipher == aes_256_gcm; + Cipher == chacha20_poly1305 -> + ?AEAD. key_material(null) -> 0; @@ -1145,6 +1468,12 @@ key_material('3des_ede_cbc') -> key_material(aes_128_cbc) -> 16; key_material(aes_256_cbc) -> + 32; +key_material(aes_128_gcm) -> + 16; +key_material(aes_256_gcm) -> + 32; +key_material(chacha20_poly1305) -> 32. expanded_key_material(null) -> @@ -1156,7 +1485,10 @@ expanded_key_material(Cipher) when Cipher == des_cbc -> expanded_key_material('3des_ede_cbc') -> 24; expanded_key_material(Cipher) when Cipher == aes_128_cbc; - Cipher == aes_256_cbc -> + Cipher == aes_256_cbc; + Cipher == aes_128_gcm; + Cipher == aes_256_gcm; + Cipher == chacha20_poly1305 -> unknown. @@ -1165,16 +1497,25 @@ effective_key_bits(null) -> effective_key_bits(des_cbc) -> 56; effective_key_bits(Cipher) when Cipher == rc4_128; - Cipher == aes_128_cbc -> + Cipher == aes_128_cbc; + Cipher == aes_128_gcm -> 128; effective_key_bits('3des_ede_cbc') -> 168; -effective_key_bits(aes_256_cbc) -> +effective_key_bits(Cipher) when Cipher == aes_256_cbc; + Cipher == aes_256_gcm; + Cipher == chacha20_poly1305 -> 256. iv_size(Cipher) when Cipher == null; - Cipher == rc4_128 -> + Cipher == rc4_128; + Cipher == chacha20_poly1305-> 0; + +iv_size(Cipher) when Cipher == aes_128_gcm; + Cipher == aes_256_gcm -> + 4; + iv_size(Cipher) -> block_size(Cipher). @@ -1183,7 +1524,10 @@ block_size(Cipher) when Cipher == des_cbc; 8; block_size(Cipher) when Cipher == aes_128_cbc; - Cipher == aes_256_cbc -> + Cipher == aes_256_cbc; + Cipher == aes_128_gcm; + Cipher == aes_256_gcm; + Cipher == chacha20_poly1305 -> 16. prf_algorithm(default_prf, {3, N}) when N >= 3 -> @@ -1337,10 +1681,15 @@ dhe_rsa_suites() -> ?TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA, ?TLS_DHE_RSA_WITH_AES_128_CBC_SHA256, ?TLS_DHE_RSA_WITH_AES_128_CBC_SHA, - ?TLS_DHE_RSA_WITH_DES_CBC_SHA]. + ?TLS_DHE_RSA_WITH_DES_CBC_SHA, + ?TLS_DHE_RSA_WITH_AES_128_GCM_SHA256, + ?TLS_DHE_RSA_WITH_AES_256_GCM_SHA384, + ?TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256]. psk_rsa_suites() -> - [?TLS_RSA_PSK_WITH_AES_256_CBC_SHA384, + [?TLS_RSA_PSK_WITH_AES_256_GCM_SHA384, + ?TLS_RSA_PSK_WITH_AES_128_GCM_SHA256, + ?TLS_RSA_PSK_WITH_AES_256_CBC_SHA384, ?TLS_RSA_PSK_WITH_AES_128_CBC_SHA256, ?TLS_RSA_PSK_WITH_AES_256_CBC_SHA, ?TLS_RSA_PSK_WITH_AES_128_CBC_SHA, @@ -1360,7 +1709,9 @@ rsa_suites() -> ?TLS_RSA_WITH_AES_128_CBC_SHA, ?TLS_RSA_WITH_RC4_128_SHA, ?TLS_RSA_WITH_RC4_128_MD5, - ?TLS_RSA_WITH_DES_CBC_SHA]. + ?TLS_RSA_WITH_DES_CBC_SHA, + ?TLS_RSA_WITH_AES_128_GCM_SHA256, + ?TLS_RSA_WITH_AES_256_GCM_SHA384]. ecdh_rsa_suites() -> [?TLS_ECDH_RSA_WITH_NULL_SHA, @@ -1369,7 +1720,9 @@ ecdh_rsa_suites() -> ?TLS_ECDH_RSA_WITH_AES_128_CBC_SHA, ?TLS_ECDH_RSA_WITH_AES_256_CBC_SHA, ?TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256, - ?TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384]. + ?TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384, + ?TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256, + ?TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384]. ecdhe_rsa_suites() -> [?TLS_ECDHE_RSA_WITH_NULL_SHA, @@ -1378,7 +1731,10 @@ ecdhe_rsa_suites() -> ?TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA, ?TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA, ?TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256, - ?TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384]. + ?TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384, + ?TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256, + ?TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384, + ?TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256]. dsa_signed_suites() -> dhe_dss_suites() ++ srp_dss_suites(). @@ -1389,7 +1745,9 @@ dhe_dss_suites() -> ?TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA, ?TLS_DHE_DSS_WITH_AES_128_CBC_SHA256, ?TLS_DHE_DSS_WITH_AES_128_CBC_SHA, - ?TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA]. + ?TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA, + ?TLS_DHE_DSS_WITH_AES_128_GCM_SHA256, + ?TLS_DHE_DSS_WITH_AES_256_GCM_SHA384]. srp_dss_suites() -> [?TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA, @@ -1413,7 +1771,9 @@ ecdh_ecdsa_suites() -> ?TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA, ?TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA, ?TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256, - ?TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384]. + ?TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384, + ?TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256, + ?TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384]. ecdhe_ecdsa_suites() -> [?TLS_ECDHE_ECDSA_WITH_NULL_SHA, @@ -1422,7 +1782,10 @@ ecdhe_ecdsa_suites() -> ?TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, ?TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, ?TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256, - ?TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384]. + ?TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384, + ?TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, + ?TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384, + ?TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256]. filter_keyuse(OtpCert, Ciphers, Suites, SignSuites) -> TBSCert = OtpCert#'OTPCertificate'.tbsCertificate, diff --git a/lib/ssl/src/ssl_cipher.hrl b/lib/ssl/src/ssl_cipher.hrl index 3ce9c19aa9..448c2405aa 100644 --- a/lib/ssl/src/ssl_cipher.hrl +++ b/lib/ssl/src/ssl_cipher.hrl @@ -46,7 +46,8 @@ -record(cipher_state, { iv, key, - state + state, + nonce }). %%% TLS_NULL_WITH_NULL_NULL is specified and is the initial state of a @@ -395,6 +396,24 @@ %%% TLS 1.2 PSK Cipher Suites RFC 5487 +%% TLS_PSK_WITH_AES_128_GCM_SHA256 = {0x00,0xA8}; +-define(TLS_PSK_WITH_AES_128_GCM_SHA256, <<?BYTE(16#00), ?BYTE(16#A8)>>). + +%% TLS_PSK_WITH_AES_256_GCM_SHA384 = {0x00,0xA9}; +-define(TLS_PSK_WITH_AES_256_GCM_SHA384, <<?BYTE(16#00), ?BYTE(16#A9)>>). + +%% TLS_DHE_PSK_WITH_AES_128_GCM_SHA256 = {0x00,0xAA}; +-define(TLS_DHE_PSK_WITH_AES_128_GCM_SHA256, <<?BYTE(16#00), ?BYTE(16#AA)>>). + +%% TLS_DHE_PSK_WITH_AES_256_GCM_SHA384 = {0x00,0xAB}; +-define(TLS_DHE_PSK_WITH_AES_256_GCM_SHA384, <<?BYTE(16#00), ?BYTE(16#AB)>>). + +%% TLS_RSA_PSK_WITH_AES_128_GCM_SHA256 = {0x00,0xAC}; +-define(TLS_RSA_PSK_WITH_AES_128_GCM_SHA256, <<?BYTE(16#00), ?BYTE(16#AC)>>). + +%% TLS_RSA_PSK_WITH_AES_256_GCM_SHA384 = {0x00,0xAD}; +-define(TLS_RSA_PSK_WITH_AES_256_GCM_SHA384, <<?BYTE(16#00), ?BYTE(16#AD)>>). + %% TLS_PSK_WITH_AES_128_CBC_SHA256 = {0x00,0xAE}; -define(TLS_PSK_WITH_AES_128_CBC_SHA256, <<?BYTE(16#00), ?BYTE(16#AE)>>). @@ -460,4 +479,79 @@ %% TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA = { 0xC0,0x22 }; -define(TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA, <<?BYTE(16#C0), ?BYTE(16#22)>>). +%%% AES-GCM Cipher Suites RFC 5288 + +%% TLS_RSA_WITH_AES_128_GCM_SHA256 = {0x00,0x9C} +-define(TLS_RSA_WITH_AES_128_GCM_SHA256, <<?BYTE(16#00), ?BYTE(16#9C)>>). + +%% TLS_RSA_WITH_AES_256_GCM_SHA384 = {0x00,0x9D} +-define(TLS_RSA_WITH_AES_256_GCM_SHA384, <<?BYTE(16#00), ?BYTE(16#9D)>>). + +%% TLS_DHE_RSA_WITH_AES_128_GCM_SHA256 = {0x00,0x9E} +-define(TLS_DHE_RSA_WITH_AES_128_GCM_SHA256, <<?BYTE(16#00), ?BYTE(16#9E)>>). + +%% TLS_DHE_RSA_WITH_AES_256_GCM_SHA384 = {0x00,0x9F} +-define(TLS_DHE_RSA_WITH_AES_256_GCM_SHA384, <<?BYTE(16#00), ?BYTE(16#9F)>>). + +%% TLS_DH_RSA_WITH_AES_128_GCM_SHA256 = {0x00,0xA0} +-define(TLS_DH_RSA_WITH_AES_128_GCM_SHA256, <<?BYTE(16#00), ?BYTE(16#A0)>>). + +%% TLS_DH_RSA_WITH_AES_256_GCM_SHA384 = {0x00,0xA1} +-define(TLS_DH_RSA_WITH_AES_256_GCM_SHA384, <<?BYTE(16#00), ?BYTE(16#A1)>>). + +%% TLS_DHE_DSS_WITH_AES_128_GCM_SHA256 = {0x00,0xA2} +-define(TLS_DHE_DSS_WITH_AES_128_GCM_SHA256, <<?BYTE(16#00), ?BYTE(16#A2)>>). + +%% TLS_DHE_DSS_WITH_AES_256_GCM_SHA384 = {0x00,0xA3} +-define(TLS_DHE_DSS_WITH_AES_256_GCM_SHA384, <<?BYTE(16#00), ?BYTE(16#A3)>>). + +%% TLS_DH_DSS_WITH_AES_128_GCM_SHA256 = {0x00,0xA4} +-define(TLS_DH_DSS_WITH_AES_128_GCM_SHA256, <<?BYTE(16#00), ?BYTE(16#A4)>>). + +%% TLS_DH_DSS_WITH_AES_256_GCM_SHA384 = {0x00,0xA5} +-define(TLS_DH_DSS_WITH_AES_256_GCM_SHA384, <<?BYTE(16#00), ?BYTE(16#A5)>>). + +%% TLS_DH_anon_WITH_AES_128_GCM_SHA256 = {0x00,0xA6} +-define(TLS_DH_anon_WITH_AES_128_GCM_SHA256, <<?BYTE(16#00), ?BYTE(16#A6)>>). + +%% TLS_DH_anon_WITH_AES_256_GCM_SHA384 = {0x00,0xA7} +-define(TLS_DH_anon_WITH_AES_256_GCM_SHA384, <<?BYTE(16#00), ?BYTE(16#A7)>>). + +%%% ECC AES-GCM Cipher Suites RFC 5289 + +%% TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256 = {0xC0,0x2B}; +-define(TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, <<?BYTE(16#C0), ?BYTE(16#2B)>>). + +%% TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 = {0xC0,0x2C}; +-define(TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384, <<?BYTE(16#C0), ?BYTE(16#2C)>>). + +%% TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256 = {0xC0,0x2D}; +-define(TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256, <<?BYTE(16#C0), ?BYTE(16#2D)>>). + +%% TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384 = {0xC0,0x2E}; +-define(TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384, <<?BYTE(16#C0), ?BYTE(16#2E)>>). + +%% TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 = {0xC0,0x2F}; +-define(TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256, <<?BYTE(16#C0), ?BYTE(16#2F)>>). + +%% TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 = {0xC0,0x30}; +-define(TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384, <<?BYTE(16#C0), ?BYTE(16#30)>>). + +%% TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256 = {0xC0,0x31}; +-define(TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256, <<?BYTE(16#C0), ?BYTE(16#31)>>). + +%% TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384 = {0xC0,0x32}; +-define(TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384, <<?BYTE(16#C0), ?BYTE(16#32)>>). + +%%% Chacha20/Poly1305 Suites draft-agl-tls-chacha20poly1305-04 + +%% TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 = {0xcc, 0x13} +-define(TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, <<?BYTE(16#CC), ?BYTE(16#13)>>). + +%% TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256 = {0xcc, 0x14} +-define(TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256, <<?BYTE(16#CC), ?BYTE(16#14)>>). + +%% TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256 = {0xcc, 0x15} +-define(TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256, <<?BYTE(16#CC), ?BYTE(16#15)>>). + -endif. % -ifdef(ssl_cipher). diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl index 88ccb94e0b..07535e79b4 100644 --- a/lib/ssl/src/ssl_handshake.erl +++ b/lib/ssl/src/ssl_handshake.erl @@ -1435,6 +1435,7 @@ calc_finished({3, N}, Role, PrfAlgo, MasterSecret, Handshake) -> master_secret(_RecordCB, Version, MasterSecret, #security_parameters{ + bulk_cipher_algorithm = BCA, client_random = ClientRandom, server_random = ServerRandom, hash_size = HashSize, @@ -1453,8 +1454,8 @@ master_secret(_RecordCB, Version, MasterSecret, ssl_record:set_mac_secret(ClientWriteMacSecret, ServerWriteMacSecret, Role, ConnStates1), - ClientCipherState = #cipher_state{iv = ClientIV, key = ClientWriteKey}, - ServerCipherState = #cipher_state{iv = ServerIV, key = ServerWriteKey}, + ClientCipherState = ssl_cipher:cipher_init(BCA, ClientIV, ClientWriteKey), + ServerCipherState = ssl_cipher:cipher_init(BCA, ServerIV, ServerWriteKey), {MasterSecret, ssl_record:set_pending_cipher_state(ConnStates2, ClientCipherState, ServerCipherState, Role)}. diff --git a/lib/ssl/src/ssl_manager.erl b/lib/ssl/src/ssl_manager.erl index d6e5064c39..5553fc9220 100644 --- a/lib/ssl/src/ssl_manager.erl +++ b/lib/ssl/src/ssl_manager.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2013. All Rights Reserved. +%% Copyright Ericsson AB 2007-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -44,7 +44,8 @@ -include_lib("kernel/include/file.hrl"). -record(state, { - session_cache, + session_cache_client, + session_cache_server, session_cache_cb, session_lifetime, certificate_db, @@ -209,12 +210,16 @@ init([Name, Opts]) -> SessionLifeTime = proplists:get_value(session_lifetime, Opts, ?'24H_in_sec'), CertDb = ssl_pkix_db:create(), - SessionCache = CacheCb:init(proplists:get_value(session_cb_init_args, Opts, [])), + ClientSessionCache = CacheCb:init([{role, client} | + proplists:get_value(session_cb_init_args, Opts, [])]), + ServerSessionCache = CacheCb:init([{role, server} | + proplists:get_value(session_cb_init_args, Opts, [])]), Timer = erlang:send_after(SessionLifeTime * 1000 + 5000, self(), validate_sessions), erlang:send_after(?CLEAR_PEM_CACHE, self(), clear_pem_cache), {ok, #state{certificate_db = CertDb, - session_cache = SessionCache, + session_cache_client = ClientSessionCache, + session_cache_server = ServerSessionCache, session_cache_cb = CacheCb, session_lifetime = SessionLifeTime, session_validation_timer = Timer}}. @@ -230,15 +235,32 @@ init([Name, Opts]) -> %% %% Description: Handling call messages %%-------------------------------------------------------------------- -handle_call({{connection_init, <<>>, _Role}, _Pid}, _From, +handle_call({{connection_init, <<>>, client}, _Pid}, _From, #state{certificate_db = [CertDb, FileRefDb, PemChace], - session_cache = Cache} = State) -> + session_cache_client = Cache} = State) -> + Result = {ok, make_ref(),CertDb, FileRefDb, PemChace, Cache}, + {reply, Result, State}; +handle_call({{connection_init, <<>>, server}, _Pid}, _From, + #state{certificate_db = [CertDb, FileRefDb, PemChace], + session_cache_server = Cache} = State) -> Result = {ok, make_ref(),CertDb, FileRefDb, PemChace, Cache}, {reply, Result, State}; -handle_call({{connection_init, Trustedcerts, _Role}, Pid}, _From, +handle_call({{connection_init, Trustedcerts, client}, Pid}, _From, + #state{certificate_db = [CertDb, FileRefDb, PemChace] = Db, + session_cache_client = Cache} = State) -> + Result = + try + {ok, Ref} = ssl_pkix_db:add_trusted_certs(Pid, Trustedcerts, Db), + {ok, Ref, CertDb, FileRefDb, PemChace, Cache} + catch + _:Reason -> + {error, Reason} + end, + {reply, Result, State}; +handle_call({{connection_init, Trustedcerts, server}, Pid}, _From, #state{certificate_db = [CertDb, FileRefDb, PemChace] = Db, - session_cache = Cache} = State) -> + session_cache_server = Cache} = State) -> Result = try {ok, Ref} = ssl_pkix_db:add_trusted_certs(Pid, Trustedcerts, Db), @@ -249,9 +271,10 @@ handle_call({{connection_init, Trustedcerts, _Role}, Pid}, _From, end, {reply, Result, State}; + handle_call({{new_session_id,Port}, _}, _, #state{session_cache_cb = CacheCb, - session_cache = Cache} = State) -> + session_cache_server = Cache} = State) -> Id = new_id(Port, ?GEN_UNIQUE_ID_MAX_TRIES, Cache, CacheCb), {reply, Id, State}; @@ -278,16 +301,22 @@ handle_call({unconditionally_clear_pem_cache, _},_, #state{certificate_db = [_,_ %% Description: Handling cast messages %%-------------------------------------------------------------------- handle_cast({register_session, Host, Port, Session}, - #state{session_cache = Cache, + #state{session_cache_client = Cache, session_cache_cb = CacheCb} = State) -> TimeStamp = calendar:datetime_to_gregorian_seconds({date(), time()}), NewSession = Session#session{time_stamp = TimeStamp}, - CacheCb:update(Cache, {{Host, Port}, - NewSession#session.session_id}, NewSession), + + case CacheCb:select_session(Cache, {Host, Port}) of + no_session -> + CacheCb:update(Cache, {{Host, Port}, + NewSession#session.session_id}, NewSession); + Sessions -> + register_unique_session(Sessions, NewSession, CacheCb, Cache, {Host, Port}) + end, {noreply, State}; handle_cast({register_session, Port, Session}, - #state{session_cache = Cache, + #state{session_cache_server = Cache, session_cache_cb = CacheCb} = State) -> TimeStamp = calendar:datetime_to_gregorian_seconds({date(), time()}), NewSession = Session#session{time_stamp = TimeStamp}, @@ -296,12 +325,12 @@ handle_cast({register_session, Port, Session}, handle_cast({invalidate_session, Host, Port, #session{session_id = ID} = Session}, - #state{session_cache = Cache, + #state{session_cache_client = Cache, session_cache_cb = CacheCb} = State) -> invalidate_session(Cache, CacheCb, {{Host, Port}, ID}, Session, State); handle_cast({invalidate_session, Port, #session{session_id = ID} = Session}, - #state{session_cache = Cache, + #state{session_cache_server = Cache, session_cache_cb = CacheCb} = State) -> invalidate_session(Cache, CacheCb, {Port, ID}, Session, State). @@ -314,17 +343,18 @@ handle_cast({invalidate_session, Port, #session{session_id = ID} = Session}, %% Description: Handling all non call/cast messages %%------------------------------------------------------------------- handle_info(validate_sessions, #state{session_cache_cb = CacheCb, - session_cache = Cache, + session_cache_client = ClientCache, + session_cache_server = ServerCache, session_lifetime = LifeTime } = State) -> Timer = erlang:send_after(?SESSION_VALIDATION_INTERVAL, self(), validate_sessions), - start_session_validator(Cache, CacheCb, LifeTime), + start_session_validator(ClientCache, CacheCb, LifeTime), + start_session_validator(ServerCache, CacheCb, LifeTime), {noreply, State#state{session_validation_timer = Timer}}; -handle_info({delayed_clean_session, Key}, #state{session_cache = Cache, - session_cache_cb = CacheCb - } = State) -> +handle_info({delayed_clean_session, Key, Cache}, #state{session_cache_cb = CacheCb + } = State) -> CacheCb:delete(Cache, Key), {noreply, State}; @@ -367,12 +397,14 @@ handle_info(_Info, State) -> %% The return value is ignored. %%-------------------------------------------------------------------- terminate(_Reason, #state{certificate_db = Db, - session_cache = SessionCache, + session_cache_client = ClientSessionCache, + session_cache_server = ServerSessionCache, session_cache_cb = CacheCb, session_validation_timer = Timer}) -> erlang:cancel_timer(Timer), ssl_pkix_db:remove(Db), - CacheCb:terminate(SessionCache), + catch CacheCb:terminate(ClientSessionCache), + catch CacheCb:terminate(ServerSessionCache), ok. %%-------------------------------------------------------------------- @@ -445,7 +477,7 @@ invalidate_session(Cache, CacheCb, Key, Session, #state{last_delay_timer = LastT %% up the session data but new connections should not get to use this session. CacheCb:update(Cache, Key, Session#session{is_resumable = false}), TRef = - erlang:send_after(delay_time(), self(), {delayed_clean_session, Key}), + erlang:send_after(delay_time(), self(), {delayed_clean_session, Key, Cache}), {noreply, State#state{last_delay_timer = last_delay_timer(Key, TRef, LastTimer)}} end. @@ -494,3 +526,34 @@ clean_cert_db(Ref, CertDb, RefDb, PemCache, File) -> _ -> ok end. + +%% Do not let dumb clients create a gigantic session table +%% for itself creating big delays at connection time. +register_unique_session(Sessions, Session, CacheCb, Cache, PartialKey) -> + case exists_equivalent(Session , Sessions) of + true -> + ok; + false -> + CacheCb:update(Cache, {PartialKey, + Session#session.session_id}, Session) + end. + +exists_equivalent(_, []) -> + false; +exists_equivalent(#session{ + peer_certificate = PeerCert, + own_certificate = OwnCert, + compression_method = Compress, + cipher_suite = CipherSuite, + srp_username = SRP, + ecc = ECC} , + [#session{ + peer_certificate = PeerCert, + own_certificate = OwnCert, + compression_method = Compress, + cipher_suite = CipherSuite, + srp_username = SRP, + ecc = ECC} | _]) -> + true; +exists_equivalent(Session, [ _ | Rest]) -> + exists_equivalent(Session, Rest). diff --git a/lib/ssl/src/ssl_record.erl b/lib/ssl/src/ssl_record.erl index 7337225bc4..63fc57edad 100644 --- a/lib/ssl/src/ssl_record.erl +++ b/lib/ssl/src/ssl_record.erl @@ -48,7 +48,8 @@ -export([compress/3, uncompress/3, compressions/0]). %% Payload encryption/decryption --export([cipher/4, decipher/3, is_correct_mac/2]). +-export([cipher/4, decipher/3, is_correct_mac/2, + cipher_aead/4, decipher_aead/4]). -export_type([ssl_version/0, ssl_atom_version/0]). @@ -377,6 +378,24 @@ cipher(Version, Fragment, ssl_cipher:cipher(BulkCipherAlgo, CipherS0, MacHash, Fragment, Version), {CipherFragment, WriteState0#connection_state{cipher_state = CipherS1}}. %%-------------------------------------------------------------------- +-spec cipher_aead(ssl_version(), iodata(), #connection_state{}, MacHash::binary()) -> + {CipherFragment::binary(), #connection_state{}}. +%% +%% Description: Payload encryption +%%-------------------------------------------------------------------- +cipher_aead(Version, Fragment, + #connection_state{cipher_state = CipherS0, + sequence_number = SeqNo, + security_parameters= + #security_parameters{bulk_cipher_algorithm = + BulkCipherAlgo} + } = WriteState0, AAD) -> + + {CipherFragment, CipherS1} = + ssl_cipher:cipher_aead(BulkCipherAlgo, CipherS0, SeqNo, AAD, Fragment, Version), + {CipherFragment, WriteState0#connection_state{cipher_state = CipherS1}}. + +%%-------------------------------------------------------------------- -spec decipher(ssl_version(), binary(), #connection_state{}) -> {binary(), binary(), #connection_state{}} | #alert{}. %% %% Description: Payload decryption @@ -396,6 +415,25 @@ decipher(Version, CipherFragment, Alert end. %%-------------------------------------------------------------------- +-spec decipher_aead(ssl_version(), binary(), #connection_state{}, binary()) -> {binary(), binary(), #connection_state{}} | #alert{}. +%% +%% Description: Payload decryption +%%-------------------------------------------------------------------- +decipher_aead(Version, CipherFragment, + #connection_state{sequence_number = SeqNo, + security_parameters = + #security_parameters{bulk_cipher_algorithm = + BulkCipherAlgo}, + cipher_state = CipherS0 + } = ReadState, AAD) -> + case ssl_cipher:decipher_aead(BulkCipherAlgo, CipherS0, SeqNo, AAD, CipherFragment, Version) of + {PlainFragment, CipherS1} -> + CS1 = ReadState#connection_state{cipher_state = CipherS1}, + {PlainFragment, CS1}; + #alert{} = Alert -> + Alert + end. +%%-------------------------------------------------------------------- %%% Internal functions %%-------------------------------------------------------------------- empty_connection_state(ConnectionEnd) -> diff --git a/lib/ssl/src/ssl_record.hrl b/lib/ssl/src/ssl_record.hrl index 6aab35d6da..53b5f2399b 100644 --- a/lib/ssl/src/ssl_record.hrl +++ b/lib/ssl/src/ssl_record.hrl @@ -90,11 +90,14 @@ -define('3DES', 4). -define(DES40, 5). -define(IDEA, 6). --define(AES, 7). +-define(AES_CBC, 7). +-define(AES_GCM, 8). +-define(CHACHA20_POLY1305, 9). %% CipherType -define(STREAM, 0). -define(BLOCK, 1). +-define(AEAD, 2). %% IsExportable %-define(TRUE, 0). %% Already defined by ssl_internal.hrl diff --git a/lib/ssl/src/ssl_session_cache.erl b/lib/ssl/src/ssl_session_cache.erl index 5c6ee3c54c..b011732f2c 100644 --- a/lib/ssl/src/ssl_session_cache.erl +++ b/lib/ssl/src/ssl_session_cache.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2008-2012. All Rights Reserved. +%% Copyright Ericsson AB 2008-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -31,8 +31,8 @@ %%-------------------------------------------------------------------- %% Description: Return table reference. Called by ssl_manager process. %%-------------------------------------------------------------------- -init(_) -> - ets:new(cache_name(), [ordered_set, protected]). +init(Options) -> + ets:new(cache_name(proplists:get_value(role, Options)), [ordered_set, protected]). %%-------------------------------------------------------------------- %% Description: Handles cache table at termination of ssl manager. @@ -87,5 +87,5 @@ select_session(Cache, PartialKey) -> %%-------------------------------------------------------------------- %%% Internal functions %%-------------------------------------------------------------------- -cache_name() -> - ssl_otp_session_cache. +cache_name(Name) -> + list_to_atom(atom_to_list(Name) ++ "_ssl_otp_session_cache"). diff --git a/lib/ssl/src/tls_record.erl b/lib/ssl/src/tls_record.erl index f50ea22f39..544d200f70 100644 --- a/lib/ssl/src/tls_record.erl +++ b/lib/ssl/src/tls_record.erl @@ -132,6 +132,23 @@ encode_plain_text(Type, Version, Data, sequence_number = Seq, compression_state=CompS0, security_parameters= + #security_parameters{ + cipher_type = ?AEAD, + compression_algorithm=CompAlg} + }= WriteState0} = ConnectionStates) -> + {Comp, CompS1} = ssl_record:compress(CompAlg, Data, CompS0), + WriteState1 = WriteState0#connection_state{compression_state = CompS1}, + AAD = calc_aad(Type, Version, WriteState1), + {CipherFragment, WriteState} = ssl_record:cipher_aead(Version, Comp, WriteState1, AAD), + CipherText = encode_tls_cipher_text(Type, Version, CipherFragment), + {CipherText, ConnectionStates#connection_states{current_write = WriteState#connection_state{sequence_number = Seq +1}}}; + +encode_plain_text(Type, Version, Data, + #connection_states{current_write = + #connection_state{ + sequence_number = Seq, + compression_state=CompS0, + security_parameters= #security_parameters{compression_algorithm=CompAlg} }= WriteState0} = ConnectionStates) -> {Comp, CompS1} = ssl_record:compress(CompAlg, Data, CompS0), @@ -148,18 +165,45 @@ encode_plain_text(Type, Version, Data, %% Description: Decode cipher text %%-------------------------------------------------------------------- decode_cipher_text(#ssl_tls{type = Type, version = Version, - fragment = CipherFragment} = CipherText, ConnnectionStates0) -> - ReadState0 = ConnnectionStates0#connection_states.current_read, - #connection_state{compression_state = CompressionS0, - sequence_number = Seq, - security_parameters = SecParams} = ReadState0, - CompressAlg = SecParams#security_parameters.compression_algorithm, + fragment = CipherFragment} = CipherText, + #connection_states{current_read = + #connection_state{ + compression_state = CompressionS0, + sequence_number = Seq, + security_parameters= + #security_parameters{ + cipher_type = ?AEAD, + compression_algorithm=CompAlg} + } = ReadState0} = ConnnectionStates0) -> + AAD = calc_aad(Type, Version, ReadState0), + case ssl_record:decipher_aead(Version, CipherFragment, ReadState0, AAD) of + {PlainFragment, ReadState1} -> + {Plain, CompressionS1} = ssl_record:uncompress(CompAlg, + PlainFragment, CompressionS0), + ConnnectionStates = ConnnectionStates0#connection_states{ + current_read = ReadState1#connection_state{ + sequence_number = Seq + 1, + compression_state = CompressionS1}}, + {CipherText#ssl_tls{fragment = Plain}, ConnnectionStates}; + #alert{} = Alert -> + Alert + end; + +decode_cipher_text(#ssl_tls{type = Type, version = Version, + fragment = CipherFragment} = CipherText, + #connection_states{current_read = + #connection_state{ + compression_state = CompressionS0, + sequence_number = Seq, + security_parameters= + #security_parameters{compression_algorithm=CompAlg} + } = ReadState0} = ConnnectionStates0) -> case ssl_record:decipher(Version, CipherFragment, ReadState0) of {PlainFragment, Mac, ReadState1} -> MacHash = calc_mac_hash(Type, Version, PlainFragment, ReadState1), case ssl_record:is_correct_mac(Mac, MacHash) of true -> - {Plain, CompressionS1} = ssl_record:uncompress(CompressAlg, + {Plain, CompressionS1} = ssl_record:uncompress(CompAlg, PlainFragment, CompressionS0), ConnnectionStates = ConnnectionStates0#connection_states{ current_read = ReadState1#connection_state{ @@ -322,3 +366,7 @@ calc_mac_hash(Type, Version, mac_hash(Version, SecPars#security_parameters.mac_algorithm, MacSecret, SeqNo, Type, Length, PlainFragment). + +calc_aad(Type, {MajVer, MinVer}, + #connection_state{sequence_number = SeqNo}) -> + <<SeqNo:64/integer, ?BYTE(Type), ?BYTE(MajVer), ?BYTE(MinVer)>>. diff --git a/lib/ssl/src/tls_v1.erl b/lib/ssl/src/tls_v1.erl index 7a5f9c1b38..c4114278a4 100644 --- a/lib/ssl/src/tls_v1.erl +++ b/lib/ssl/src/tls_v1.erl @@ -221,25 +221,50 @@ suites(Minor) when Minor == 1; Minor == 2 -> ]; suites(3) -> [ + ?TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256, + ?TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, + + ?TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384, + ?TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384, ?TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384, ?TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384, + ?TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384, + ?TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384, ?TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384, ?TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384, + ?TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256, + ?TLS_DHE_RSA_WITH_AES_256_GCM_SHA384, + ?TLS_DHE_DSS_WITH_AES_256_GCM_SHA384, ?TLS_DHE_RSA_WITH_AES_256_CBC_SHA256, ?TLS_DHE_DSS_WITH_AES_256_CBC_SHA256, + ?TLS_RSA_WITH_AES_256_GCM_SHA384, ?TLS_RSA_WITH_AES_256_CBC_SHA256, + ?TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, + ?TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256, ?TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256, ?TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256, + ?TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256, + ?TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256, ?TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256, ?TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256, + ?TLS_DHE_RSA_WITH_AES_128_GCM_SHA256, + ?TLS_DHE_DSS_WITH_AES_128_GCM_SHA256, ?TLS_DHE_RSA_WITH_AES_128_CBC_SHA256, ?TLS_DHE_DSS_WITH_AES_128_CBC_SHA256, + ?TLS_RSA_WITH_AES_128_GCM_SHA256, ?TLS_RSA_WITH_AES_128_CBC_SHA256 + + %% not supported + %% ?TLS_DH_RSA_WITH_AES_256_GCM_SHA384, + %% ?TLS_DH_DSS_WITH_AES_256_GCM_SHA384, + %% ?TLS_DH_RSA_WITH_AES_128_GCM_SHA256, + %% ?TLS_DH_DSS_WITH_AES_128_GCM_SHA256 ] ++ suites(2). + %%-------------------------------------------------------------------- %%% Internal functions %%-------------------------------------------------------------------- diff --git a/lib/ssl/test/Makefile b/lib/ssl/test/Makefile index 2f8ff6f04e..3639c2b2da 100644 --- a/lib/ssl/test/Makefile +++ b/lib/ssl/test/Makefile @@ -37,6 +37,7 @@ VSN=$(GS_VSN) MODULES = \ ssl_test_lib \ ssl_basic_SUITE \ + ssl_bench_SUITE \ ssl_cipher_SUITE \ ssl_certificate_verify_SUITE\ ssl_crl_SUITE\ @@ -130,7 +131,7 @@ release_spec: opt release_tests_spec: opt $(INSTALL_DIR) "$(RELSYSDIR)" $(INSTALL_DATA) $(ERL_FILES) $(HRL_FILES) $(HRL_FILES_NEEDED_IN_TEST) $(COVER_FILE) "$(RELSYSDIR)" - $(INSTALL_DATA) ssl.spec ssl.cover "$(RELSYSDIR)" + $(INSTALL_DATA) ssl.spec ssl_bench.spec ssl.cover "$(RELSYSDIR)" chmod -R u+w "$(RELSYSDIR)" @tar cf - *_SUITE_data | (cd "$(RELSYSDIR)"; tar xf -) diff --git a/lib/ssl/test/ssl.spec b/lib/ssl/test/ssl.spec index fc7c1bbb82..86e14c033e 100644 --- a/lib/ssl/test/ssl.spec +++ b/lib/ssl/test/ssl.spec @@ -1 +1,4 @@ {suites,"../ssl_test",all}. +{skip_cases, "../ssl_test", + ssl_bench_SUITE, [setup_sequential, setup_concurrent, payload_simple], + "Benchmarks run separately"}. diff --git a/lib/ssl/test/ssl_basic_SUITE.erl b/lib/ssl/test/ssl_basic_SUITE.erl index 1da4e88077..dc9e8934e6 100644 --- a/lib/ssl/test/ssl_basic_SUITE.erl +++ b/lib/ssl/test/ssl_basic_SUITE.erl @@ -629,7 +629,7 @@ clear_pem_cache(Config) when is_list(Config) -> {status, _, _, StatusInfo} = sys:get_status(whereis(ssl_manager)), [_, _,_, _, Prop] = StatusInfo, State = ssl_test_lib:state(Prop), - [_,FilRefDb, _] = element(5, State), + [_,FilRefDb, _] = element(6, State), {Server, Client} = basic_verify_test_no_close(Config), 2 = ets:info(FilRefDb, size), ssl:clear_pem_cache(), @@ -2339,7 +2339,7 @@ der_input(Config) when is_list(Config) -> {status, _, _, StatusInfo} = sys:get_status(whereis(ssl_manager)), [_, _,_, _, Prop] = StatusInfo, State = ssl_test_lib:state(Prop), - [CADb | _] = element(5, State), + [CADb | _] = element(6, State), [] = ets:tab2list(CADb). %%-------------------------------------------------------------------- diff --git a/lib/ssl/test/ssl_bench.spec b/lib/ssl/test/ssl_bench.spec new file mode 100644 index 0000000000..d2f75b4203 --- /dev/null +++ b/lib/ssl/test/ssl_bench.spec @@ -0,0 +1 @@ +{suites,"../ssl_test",[ssl_bench_SUITE]}. diff --git a/lib/ssl/test/ssl_bench_SUITE.erl b/lib/ssl/test/ssl_bench_SUITE.erl new file mode 100644 index 0000000000..b6b3769922 --- /dev/null +++ b/lib/ssl/test/ssl_bench_SUITE.erl @@ -0,0 +1,366 @@ +%%%------------------------------------------------------------------- +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2014. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/.2 +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% +-module(ssl_bench_SUITE). +-compile(export_all). +-include_lib("common_test/include/ct_event.hrl"). + +-define(remote_host, "NETMARKS_REMOTE_HOST"). + +suite() -> [{ct_hooks,[{ts_install_cth,[{nodenames,2}]}]}]. + +all() -> [{group, setup}, {group, payload}]. + +groups() -> + [{setup, [{repeat, 3}], [setup_sequential, setup_concurrent]}, + {payload, [{repeat, 3}], [payload_simple]} + ]. + +init_per_group(_GroupName, Config) -> + Config. + +end_per_group(_GroupName, _Config) -> + ok. + +init_per_suite(Config) -> + try + Server = setup(ssl, node()), + [{server_node, Server}|Config] + catch _:_ -> + {skipped, "Benchmark machines only"} + end. + +end_per_suite(_Config) -> + ok. + +init_per_testcase(_Func, Conf) -> + Conf. + +end_per_testcase(_Func, _Conf) -> + ok. + + +-define(COUNT, 400). +-define(TC(Cmd), tc(fun() -> Cmd end, ?MODULE, ?LINE)). + +-define(FPROF_CLIENT, false). +-define(FPROF_SERVER, false). +-define(EPROF_CLIENT, false). +-define(EPROF_SERVER, false). +-define(PERCEPT_SERVER, false). + +%% Current numbers gives roughly a testcase per minute on todays hardware.. + +setup_sequential(Config) -> + Server = proplists:get_value(server_node, Config), + Server =/= undefined orelse error(no_server), + {ok, Result} = do_test(ssl, setup_connection, ?COUNT * 20, 1, Server), + ct_event:notify(#event{name = benchmark_data, + data=[{value, Result}, + {suite, "ssl"}, {name, "Sequential setup"}]}), + ok. + +setup_concurrent(Config) -> + Server = proplists:get_value(server_node, Config), + Server =/= undefined orelse error(no_server), + {ok, Result} = do_test(ssl, setup_connection, ?COUNT, 100, Server), + ct_event:notify(#event{name = benchmark_data, + data=[{value, Result}, + {suite, "ssl"}, {name, "Concurrent setup"}]}), + ok. + +payload_simple(Config) -> + Server = proplists:get_value(server_node, Config), + Server =/= undefined orelse error(no_server), + {ok, Result} = do_test(ssl, payload, ?COUNT*300, 10, Server), + ct_event:notify(#event{name = benchmark_data, + data=[{value, Result}, + {suite, "ssl"}, {name, "Payload simple"}]}), + ok. + + +ssl() -> + test(ssl, ?COUNT, node()). + +test(Type, Count, Host) -> + Server = setup(Type, Host), + (do_test(Type, setup_connection, Count * 20, 1, Server)), + (do_test(Type, setup_connection, Count, 100, Server)), + (do_test(Type, payload, Count*300, 10, Server)), + ok. + +do_test(Type, TC, Loop, ParallellConnections, Server) -> + _ = ssl:stop(), + {ok, _} = ensure_all_started(ssl, []), + + {ok, {SPid, Host, Port}} = rpc:call(Server, ?MODULE, setup_server_init, + [Type, TC, Loop, ParallellConnections]), + link(SPid), + Me = self(), + Test = fun(Id) -> + CData = client_init(Me, Type, TC, Host, Port), + receive + go -> + ?FPROF_CLIENT andalso Id =:= 1 andalso + start_profile(fprof, [self(),new]), + ?EPROF_CLIENT andalso Id =:= 1 andalso + start_profile(eprof, [ssl_connection_sup, ssl_manager]), + ok = ?MODULE:TC(Loop, Type, CData), + ?FPROF_CLIENT andalso Id =:= 1 andalso + stop_profile(fprof, "test_connection_client_res.fprof"), + ?EPROF_CLIENT andalso Id =:= 1 andalso + stop_profile(eprof, "test_connection_client_res.eprof"), + Me ! self() + end + end, + Spawn = fun(Id) -> + Pid = spawn(fun() -> Test(Id) end), + receive {Pid, init} -> Pid end + end, + Pids = [Spawn(Id) || Id <- lists:seq(ParallellConnections, 1, -1)], + Run = fun() -> + [Pid ! go || Pid <- Pids], + [receive Pid -> ok end || Pid <- Pids] + end, + {TimeInMicro, _} = timer:tc(Run), + TotalTests = ParallellConnections * Loop, + TestPerSecond = 1000000 * TotalTests div TimeInMicro, + io:format("TC ~p ~p ~p ~p 1/s~n", [TC, Type, ParallellConnections, TestPerSecond]), + unlink(SPid), + SPid ! quit, + {ok, TestPerSecond}. + +server_init(ssl, setup_connection, _, _, Server) -> + {ok, Socket} = ssl:listen(0, ssl_opts(listen)), + {ok, {_Host, Port}} = ssl:sockname(Socket), + {ok, Host} = inet:gethostname(), + ?FPROF_SERVER andalso start_profile(fprof, [whereis(ssl_manager), new]), + %%?EPROF_SERVER andalso start_profile(eprof, [ssl_connection_sup, ssl_manager]), + ?EPROF_SERVER andalso start_profile(eprof, [ssl_manager]), + ?PERCEPT_SERVER andalso percept:profile("/tmp/ssl_server.percept"), + Server ! {self(), {init, Host, Port}}, + Test = fun(TSocket) -> + ok = ssl:ssl_accept(TSocket), + ssl:close(TSocket) + end, + setup_server_connection(Socket, Test); +server_init(ssl, payload, Loop, _, Server) -> + {ok, Socket} = ssl:listen(0, ssl_opts(listen)), + {ok, {_Host, Port}} = ssl:sockname(Socket), + {ok, Host} = inet:gethostname(), + Server ! {self(), {init, Host, Port}}, + Test = fun(TSocket) -> + ok = ssl:ssl_accept(TSocket), + Size = byte_size(msg()), + server_echo(TSocket, Size, Loop), + ssl:close(TSocket) + end, + setup_server_connection(Socket, Test); + +server_init(Type, Tc, _, _, Server) -> + io:format("No server init code for ~p ~p~n",[Type, Tc]), + Server ! {self(), no_init}. + +client_init(Master, ssl, setup_connection, Host, Port) -> + Master ! {self(), init}, + {Host, Port, ssl_opts(connect)}; +client_init(Master, ssl, payload, Host, Port) -> + {ok, Sock} = ssl:connect(Host, Port, ssl_opts(connect)), + Master ! {self(), init}, + Size = byte_size(msg()), + {Sock, Size}; +client_init(_Me, Type, Tc, Host, Port) -> + io:format("No client init code for ~p ~p~n",[Type, Tc]), + {Host, Port}. + +setup_server_connection(LSocket, Test) -> + receive quit -> + ?FPROF_SERVER andalso stop_profile(fprof, "test_server_res.fprof"), + ?EPROF_SERVER andalso stop_profile(eprof, "test_server_res.eprof"), + ?PERCEPT_SERVER andalso stop_profile(percept, "/tmp/ssl_server.percept"), + ok + after 0 -> + case ssl:transport_accept(LSocket, 2000) of + {ok, TSocket} -> spawn_link(fun() -> Test(TSocket) end); + {error, timeout} -> ok + end, + setup_server_connection(LSocket, Test) + end. + +server_echo(Socket, Size, Loop) when Loop > 0 -> + {ok, Msg} = ssl:recv(Socket, Size), + ok = ssl:send(Socket, Msg), + server_echo(Socket, Size, Loop-1); +server_echo(_, _, _) -> ok. + +setup_connection(N, ssl, Env = {Host, Port, Opts}) when N > 0 -> + case ssl:connect(Host, Port, Opts) of + {ok, Sock} -> + ssl:close(Sock), + setup_connection(N-1, ssl, Env); + {error, Error} -> + io:format("Error: ~p (~p)~n",[Error, length(erlang:ports())]), + setup_connection(N, ssl, Env) + end; +setup_connection(_, _, _) -> + ok. + +payload(Loop, ssl, D = {Socket, Size}) when Loop > 0 -> + ok = ssl:send(Socket, msg()), + {ok, _} = ssl:recv(Socket, Size), + payload(Loop-1, ssl, D); +payload(_, _, {Socket, _}) -> + ssl:close(Socket). + +msg() -> + <<"Hello", + 0:(512*8), + "asdlkjsafsdfoierwlejsdlkfjsdf", + 1:(512*8), + "asdlkjsafsdfoierwlejsdlkfjsdf">>. + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +setup(_Type, nonode@nohost) -> + exit(dist_not_enabled); +setup(Type, _This) -> + Host = case os:getenv(?remote_host) of + false -> + {ok, This} = inet:gethostname(), + This; + RemHost -> + RemHost + end, + Node = list_to_atom("perf_server@" ++ Host), + SlaveArgs = case init:get_argument(pa) of + {ok, PaPaths} -> + lists:append([" -pa " ++ P || [P] <- PaPaths]); + _ -> [] + end, + %% io:format("Slave args: ~p~n",[SlaveArgs]), + Prog = + case os:find_executable("erl") of + false -> "erl"; + P -> P + end, + io:format("Prog = ~p~n", [Prog]), + + case net_adm:ping(Node) of + pong -> ok; + pang -> + {ok, Node} = slave:start(Host, perf_server, SlaveArgs, no_link, Prog) + end, + Path = code:get_path(), + true = rpc:call(Node, code, set_path, [Path]), + ok = rpc:call(Node, ?MODULE, setup_server, [Type, node()]), + io:format("Client (~p) using ~s~n",[node(), code:which(ssl)]), + (Node =:= node()) andalso restrict_schedulers(client), + Node. + +setup_server(_Type, ClientNode) -> + (ClientNode =:= node()) andalso restrict_schedulers(server), + io:format("Server (~p) using ~s~n",[node(), code:which(ssl)]), + ok. + + +ensure_all_started(App, Ack) -> + case application:start(App) of + ok -> {ok, [App|Ack]}; + {error, {not_started, Dep}} -> + {ok, Ack1} = ensure_all_started(Dep, Ack), + ensure_all_started(App, Ack1); + {error, {already_started, _}} -> + {ok, Ack} + end. + +setup_server_init(Type, Tc, Loop, PC) -> + _ = ssl:stop(), + {ok, _} = ensure_all_started(ssl, []), + Me = self(), + Pid = spawn_link(fun() -> server_init(Type, Tc, Loop, PC, Me) end), + Res = receive + {Pid, {init, Host, Port}} -> {ok, {Pid, Host, Port}}; + {Pid, Error} -> {error, Error} + end, + unlink(Pid), + Res. + +restrict_schedulers(Type) -> + %% We expect this to run on 8 core machine + Extra0 = 1, + Extra = if (Type =:= server) -> -Extra0; true -> Extra0 end, + Scheds = erlang:system_info(schedulers), + erlang:system_flag(schedulers_online, (Scheds div 2) + Extra). + +tc(Fun, Mod, Line) -> + case timer:tc(Fun) of + {_,{'EXIT',Reason}} -> + io:format("Process EXITED ~p:~p \n", [Mod, Line]), + exit(Reason); + {_T,R={error,_}} -> + io:format("Process Error ~p:~p \n", [Mod, Line]), + R; + {T,R} -> + io:format("~p:~p: Time: ~p\n", [Mod, Line, T]), + R + end. + +start_profile(eprof, Procs) -> + profiling = eprof:start_profiling(Procs), + io:format("(E)Profiling ...",[]); +start_profile(fprof, Procs) -> + fprof:trace([start, {procs, Procs}]), + io:format("(F)Profiling ...",[]). + +stop_profile(percept, File) -> + percept:stop_profile(), + percept:analyze(File), + {started, _Host, Port} = percept:start_webserver(), + wx:new(), + wx_misc:launchDefaultBrowser("http://" ++ net_adm:localhost() ++ ":" ++ integer_to_list(Port)), + ok; +stop_profile(eprof, File) -> + profiling_stopped = eprof:stop_profiling(), + eprof:log(File), + io:format(".analysed => ~s ~n",[File]), + eprof:analyze(total), + eprof:stop(); +stop_profile(fprof, File) -> + fprof:trace(stop), + io:format("..collect..",[]), + fprof:profile(), + fprof:analyse([{dest, File},{totals, true}]), + io:format(".analysed => ~s ~n",[File]), + fprof:stop(), + ok. + +ssl_opts(listen) -> + [{backlog, 500} | ssl_opts("server")]; +ssl_opts(connect) -> + [{verify, verify_peer} + | ssl_opts("client")]; +ssl_opts(Role) -> + Dir = filename:join([code:lib_dir(ssl), "examples", "certs", "etc"]), + [{active, false}, + {depth, 2}, + {reuseaddr, true}, + {mode,binary}, + {nodelay, true}, + {ciphers, [{dhe_rsa,aes_256_cbc,sha}]}, + {cacertfile, filename:join([Dir, Role, "cacerts.pem"])}, + {certfile, filename:join([Dir, Role, "cert.pem"])}, + {keyfile, filename:join([Dir, Role, "key.pem"])}]. diff --git a/lib/ssl/test/ssl_cipher_SUITE.erl b/lib/ssl/test/ssl_cipher_SUITE.erl index 45e91786d4..f2dc1b52c1 100644 --- a/lib/ssl/test/ssl_cipher_SUITE.erl +++ b/lib/ssl/test/ssl_cipher_SUITE.erl @@ -86,9 +86,9 @@ aes_decipher_good(Config) when is_list(Config) -> Content = <<183,139,16,132,10,209,67,86,168,100,61,217,145,57,36,56, "HELLO\n">>, Mac = <<71,136,212,107,223,200,70,232,127,116,148,205,232,35,158,113,237,174,15,217,192,168,35,8,6,107,107,233,25,174,90,111>>, Version = {3,0}, - {Content, Mac, _} = ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version), + {Content, Mac, _} = ssl_cipher:decipher(?AES_CBC, HashSz, CipherState, Fragment, Version), Version1 = {3,1}, - {Content, Mac, _} = ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version1), + {Content, Mac, _} = ssl_cipher:decipher(?AES_CBC, HashSz, CipherState, Fragment, Version1), ok. %%-------------------------------------------------------------------- @@ -110,9 +110,9 @@ aes_decipher_good_tls11(Config) when is_list(Config) -> NextIV = <<183,139,16,132,10,209,67,86,168,100,61,217,145,57,36,56>>, Mac = <<71,136,212,107,223,200,70,232,127,116,148,205,232,35,158,113,237,174,15,217,192,168,35,8,6,107,107,233,25,174,90,111>>, Version = {3,2}, - {Content, Mac, #cipher_state{iv = NextIV}} = ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version), + {Content, Mac, #cipher_state{iv = NextIV}} = ssl_cipher:decipher(?AES_CBC, HashSz, CipherState, Fragment, Version), Version1 = {3,2}, - {Content, Mac, #cipher_state{iv = NextIV}} = ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version1), + {Content, Mac, #cipher_state{iv = NextIV}} = ssl_cipher:decipher(?AES_CBC, HashSz, CipherState, Fragment, Version1), ok. %%-------------------------------------------------------------------- @@ -130,11 +130,11 @@ aes_decipher_fail(Config) when is_list(Config) -> 198,181,81,19,98,162,213,228,74,224,253,168,156,59,195,122, 108,101,107,242,20,15,169,150,163,107,101,94,93,104,241,165>>, Version = {3,0}, - {Content, Mac, _} = ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version), + {Content, Mac, _} = ssl_cipher:decipher(?AES_CBC, HashSz, CipherState, Fragment, Version), 32 = byte_size(Content), 32 = byte_size(Mac), Version1 = {3,1}, - {Content1, Mac1, _} = ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version1), + {Content1, Mac1, _} = ssl_cipher:decipher(?AES_CBC, HashSz, CipherState, Fragment, Version1), 32 = byte_size(Content1), 32 = byte_size(Mac1), ok. @@ -156,10 +156,10 @@ aes_decipher_fail_tls11(Config) when is_list(Config) -> 108,101,107,242,20,15,169,150,163,107,101,94,93,104,241,165>>, Version = {3,2}, #alert{level = ?FATAL, description = ?BAD_RECORD_MAC} = - ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version), + ssl_cipher:decipher(?AES_CBC, HashSz, CipherState, Fragment, Version), Version1 = {3,3}, #alert{level = ?FATAL, description = ?BAD_RECORD_MAC} = - ssl_cipher:decipher(?AES, HashSz, CipherState, Fragment, Version1), + ssl_cipher:decipher(?AES_CBC, HashSz, CipherState, Fragment, Version1), ok. %%-------------------------------------------------------------------- diff --git a/lib/ssl/test/ssl_session_cache_SUITE.erl b/lib/ssl/test/ssl_session_cache_SUITE.erl index c31f6c2d7d..06a41f1260 100644 --- a/lib/ssl/test/ssl_session_cache_SUITE.erl +++ b/lib/ssl/test/ssl_session_cache_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2010-2013. All Rights Reserved. +%% Copyright Ericsson AB 2010-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -108,8 +108,12 @@ init_customized_session_cache(Type, Config0) -> ssl:stop(), application:load(ssl), application:set_env(ssl, session_cb, ?MODULE), - application:set_env(ssl, session_cb_init_args, [Type]), + application:set_env(ssl, session_cb_init_args, [{type, Type}]), ssl:start(), + catch (end_per_testcase(list_to_atom("session_cache_process" ++ atom_to_list(Type)), + Config)), + ets:new(ssl_test, [named_table, public, set]), + ets:insert(ssl_test, {type, Type}), [{watchdog, Dog} | Config]. end_per_testcase(session_cache_process_list, Config) -> @@ -126,7 +130,11 @@ end_per_testcase(session_cleanup, Config) -> application:unset_env(ssl, session_delay_cleanup_time), application:unset_env(ssl, session_lifetime), end_per_testcase(default_action, Config); -end_per_testcase(_TestCase, Config) -> +end_per_testcase(Case, Config) when Case == session_cache_process_list; + Case == session_cache_process_mnesia -> + ets:delete(ssl_test), + Config; +end_per_testcase(_, Config) -> Config. %%-------------------------------------------------------------------- @@ -164,12 +172,13 @@ session_cleanup(Config)when is_list(Config) -> {status, _, _, StatusInfo} = sys:get_status(whereis(ssl_manager)), [_, _,_, _, Prop] = StatusInfo, State = ssl_test_lib:state(Prop), - Cache = element(2, State), - SessionTimer = element(6, State), + ClientCache = element(2, State), + ServerCache = element(3, State), + SessionTimer = element(7, State), Id = proplists:get_value(session_id, SessionInfo), - CSession = ssl_session_cache:lookup(Cache, {{Hostname, Port}, Id}), - SSession = ssl_session_cache:lookup(Cache, {Port, Id}), + CSession = ssl_session_cache:lookup(ClientCache, {{Hostname, Port}, Id}), + SSession = ssl_session_cache:lookup(ServerCache, {Port, Id}), true = CSession =/= undefined, true = SSession =/= undefined, @@ -185,8 +194,8 @@ session_cleanup(Config)when is_list(Config) -> ct:sleep(?SLEEP), %% Make sure clean has had time to run - undefined = ssl_session_cache:lookup(Cache, {{Hostname, Port}, Id}), - undefined = ssl_session_cache:lookup(Cache, {Port, Id}), + undefined = ssl_session_cache:lookup(ClientCache, {{Hostname, Port}, Id}), + undefined = ssl_session_cache:lookup(ServerCache, {Port, Id}), process_flag(trap_exit, false), ssl_test_lib:close(Server), @@ -208,7 +217,7 @@ get_delay_timers() -> {status, _, _, StatusInfo} = sys:get_status(whereis(ssl_manager)), [_, _,_, _, Prop] = StatusInfo, State = ssl_test_lib:state(Prop), - case element(7, State) of + case element(8, State) of {undefined, undefined} -> ct:sleep(?SLEEP), get_delay_timers(); @@ -236,16 +245,16 @@ session_cache_process_mnesia(Config) when is_list(Config) -> %%% Session cache API callbacks %%-------------------------------------------------------------------- -init([Type]) -> - ets:new(ssl_test, [named_table, public, set]), - ets:insert(ssl_test, {type, Type}), - case Type of +init(Opts) -> + case proplists:get_value(type, Opts) of list -> spawn(fun() -> session_loop([]) end); mnesia -> mnesia:start(), - {atomic,ok} = mnesia:create_table(sess_cache, []), - sess_cache + Name = atom_to_list(proplists:get_value(role, Opts)), + TabName = list_to_atom(Name ++ "sess_cache"), + {atomic,ok} = mnesia:create_table(TabName, []), + TabName end. session_cb() -> @@ -258,7 +267,7 @@ terminate(Cache) -> Cache ! terminate; mnesia -> catch {atomic,ok} = - mnesia:delete_table(sess_cache) + mnesia:delete_table(Cache) end. lookup(Cache, Key) -> @@ -268,10 +277,10 @@ lookup(Cache, Key) -> receive {Cache, Res} -> Res end; mnesia -> case mnesia:transaction(fun() -> - mnesia:read(sess_cache, + mnesia:read(Cache, Key, read) end) of - {atomic, [{sess_cache, Key, Value}]} -> + {atomic, [{Cache, Key, Value}]} -> Value; _ -> undefined @@ -285,8 +294,8 @@ update(Cache, Key, Value) -> mnesia -> {atomic, ok} = mnesia:transaction(fun() -> - mnesia:write(sess_cache, - {sess_cache, Key, Value}, write) + mnesia:write(Cache, + {Cache, Key, Value}, write) end) end. @@ -297,7 +306,7 @@ delete(Cache, Key) -> mnesia -> {atomic, ok} = mnesia:transaction(fun() -> - mnesia:delete(sess_cache, Key) + mnesia:delete(Cache, Key) end) end. @@ -308,7 +317,7 @@ foldl(Fun, Acc, Cache) -> receive {Cache, Res} -> Res end; mnesia -> Foldl = fun() -> - mnesia:foldl(Fun, Acc, sess_cache) + mnesia:foldl(Fun, Acc, Cache) end, {atomic, Res} = mnesia:transaction(Foldl), Res @@ -325,7 +334,7 @@ select_session(Cache, PartialKey) -> mnesia -> Sel = fun() -> mnesia:select(Cache, - [{{sess_cache,{PartialKey,'$1'}, '$2'}, + [{{Cache,{PartialKey,'$1'}, '$2'}, [],['$$']}]) end, {atomic, Res} = mnesia:transaction(Sel), diff --git a/lib/ssl/test/ssl_test_lib.erl b/lib/ssl/test/ssl_test_lib.erl index 74d71263de..d2e6e41482 100644 --- a/lib/ssl/test/ssl_test_lib.erl +++ b/lib/ssl/test/ssl_test_lib.erl @@ -811,48 +811,34 @@ openssl_rsa_suites(CounterPart) -> false -> "DSS | ECDHE | ECDH" end, - lists:filter(fun(Str) -> - case re:run(Str, Names,[]) of - nomatch -> - false; - _ -> - true - end - end, Ciphers). + lists:filter(fun(Str) -> string_regex_filter(Str, Names) + end, Ciphers). openssl_dsa_suites() -> Ciphers = ssl:cipher_suites(openssl), - lists:filter(fun(Str) -> - case re:run(Str,"DSS",[]) of - nomatch -> - false; - _ -> - true - end + lists:filter(fun(Str) -> string_regex_filter(Str, "DSS") end, Ciphers). openssl_ecdsa_suites() -> Ciphers = ssl:cipher_suites(openssl), - lists:filter(fun(Str) -> - case re:run(Str,"ECDHE-ECDSA",[]) of - nomatch -> - false; - _ -> - true - end + lists:filter(fun(Str) -> string_regex_filter(Str, "ECDHE-ECDSA") end, Ciphers). openssl_ecdh_rsa_suites() -> Ciphers = ssl:cipher_suites(openssl), - lists:filter(fun(Str) -> - case re:run(Str,"ECDH-RSA",[]) of - nomatch -> - false; - _ -> - true - end + lists:filter(fun(Str) -> string_regex_filter(Str, "ECDH-RSA") end, Ciphers). +string_regex_filter(Str, Search) when is_list(Str) -> + case re:run(Str, Search, []) of + nomatch -> + false; + _ -> + true + end; +string_regex_filter(Str, _Search) -> + false. + anonymous_suites() -> Suites = [{dh_anon, rc4_128, md5}, @@ -860,6 +846,8 @@ anonymous_suites() -> {dh_anon, '3des_ede_cbc', sha}, {dh_anon, aes_128_cbc, sha}, {dh_anon, aes_256_cbc, sha}, + {dh_anon, aes_128_gcm, null}, + {dh_anon, aes_256_gcm, null}, {ecdh_anon,rc4_128,sha}, {ecdh_anon,'3des_ede_cbc',sha}, {ecdh_anon,aes_128_cbc,sha}, @@ -885,8 +873,13 @@ psk_suites() -> {rsa_psk, aes_128_cbc, sha}, {rsa_psk, aes_256_cbc, sha}, {rsa_psk, aes_128_cbc, sha256}, - {rsa_psk, aes_256_cbc, sha384} -], + {rsa_psk, aes_256_cbc, sha384}, + {psk, aes_128_gcm, null}, + {psk, aes_256_gcm, null}, + {dhe_psk, aes_128_gcm, null}, + {dhe_psk, aes_256_gcm, null}, + {rsa_psk, aes_128_gcm, null}, + {rsa_psk, aes_256_gcm, null}], ssl_cipher:filter_suites(Suites). psk_anon_suites() -> @@ -1130,7 +1123,7 @@ version_flag(sslv3) -> filter_suites(Ciphers0) -> Version = tls_record:highest_protocol_version([]), Supported0 = ssl_cipher:suites(Version) - ++ ssl_cipher:anonymous_suites() + ++ ssl_cipher:anonymous_suites(Version) ++ ssl_cipher:psk_suites(Version) ++ ssl_cipher:srp_suites(), Supported1 = ssl_cipher:filter_suites(Supported0), diff --git a/lib/stdlib/doc/src/Makefile b/lib/stdlib/doc/src/Makefile index ff77c3eea0..f5d8b2072a 100644 --- a/lib/stdlib/doc/src/Makefile +++ b/lib/stdlib/doc/src/Makefile @@ -76,7 +76,6 @@ XML_REF3_FILES = \ ms_transform.xml \ orddict.xml \ ordsets.xml \ - pg.xml \ pool.xml \ proc_lib.xml \ proplists.xml \ diff --git a/lib/stdlib/doc/src/binary.xml b/lib/stdlib/doc/src/binary.xml index 2410f1f9b8..6c0968d242 100644 --- a/lib/stdlib/doc/src/binary.xml +++ b/lib/stdlib/doc/src/binary.xml @@ -5,7 +5,7 @@ <header> <copyright> <year>2009</year> - <year>2013</year> + <year>2014</year> <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> @@ -450,7 +450,7 @@ store(Binary, GBSet) -> </code> <p>In this example, we chose to copy the binary content before - inserting it in the <c>gb_set()</c> if it references a binary more than + inserting it in the <c>gb_sets:set()</c> if it references a binary more than twice the size of the data we're going to keep. Of course different rules for when copying will apply to different programs.</p> @@ -578,6 +578,10 @@ store(Binary, GBSet) -> <item><p>Removes trailing empty parts of the result (as does trim in <c>re:split/3</c>)</p></item> + <tag>trim_all</tag> + + <item><p>Removes all empty parts of the result.</p></item> + <tag>global</tag> <item><p>Repeats the split until the <c><anno>Subject</anno></c> is diff --git a/lib/stdlib/doc/src/ets.xml b/lib/stdlib/doc/src/ets.xml index 3df24bf688..902a921fbf 100644 --- a/lib/stdlib/doc/src/ets.xml +++ b/lib/stdlib/doc/src/ets.xml @@ -456,6 +456,12 @@ Error: fun containing local Erlang function calls <item><c>{type, <seealso marker="#type-type">type()</seealso>}</c> <br></br> The table type.</item> + <item><c>{read_concurrency, boolean()}</c> <br></br> + + Indicates whether the table uses read_concurrency or not.</item> + <item><c>{write_concurrency, boolean()}</c> <br></br> + + Indicates whether the table uses write_concurrency or not.</item> </list> </desc> </func> @@ -1587,6 +1593,21 @@ true</pre> </desc> </func> <func> + <name name="take" arity="2"/> + <fsummary>Return and remove all objects with a given key from an ETS + table.</fsummary> + <desc> + <p>Returns a list of all objects with the key <c><anno>Key</anno></c> in + the table <c><anno>Tab</anno></c> and removes.</p> + <p>The given <c><anno>Key</anno></c> is used to identify the object by + either <em>comparing equal</em> the key of an object in an + <c>ordered_set</c> table, or <em>matching</em> in other types of + tables (see <seealso marker="#lookup/2">lookup/2</seealso> and + <seealso marker="#new/2">new/2</seealso> for details on the + difference).</p> + </desc> + </func> + <func> <name name="to_dets" arity="2"/> <fsummary>Fill a Dets table with objects from an ETS table.</fsummary> <desc> diff --git a/lib/stdlib/doc/src/gen_event.xml b/lib/stdlib/doc/src/gen_event.xml index b9dfff833e..5c96d6e576 100644 --- a/lib/stdlib/doc/src/gen_event.xml +++ b/lib/stdlib/doc/src/gen_event.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -44,6 +44,7 @@ <pre> gen_event module Callback module ---------------- --------------- +gen_event:start gen_event:start_link -----> - gen_event:add_handler @@ -177,7 +178,7 @@ gen_event:stop -----> Module:terminate/2 <name>add_handler(EventMgrRef, Handler, Args) -> Result</name> <fsummary>Add an event handler to a generic event manager.</fsummary> <type> - <v>EventMgr = Name | {Name,Node} | {global,GlobalName} + <v>EventMgrRef = Name | {Name,Node} | {global,GlobalName} | {via,Module,ViaName} | pid()</v> <v> Name = Node = atom()</v> <v> GlobalName = ViaName = term()</v> @@ -223,7 +224,7 @@ gen_event:stop -----> Module:terminate/2 <name>add_sup_handler(EventMgrRef, Handler, Args) -> Result</name> <fsummary>Add a supervised event handler to a generic event manager.</fsummary> <type> - <v>EventMgr = Name | {Name,Node} | {global,GlobalName} + <v>EventMgrRef = Name | {Name,Node} | {global,GlobalName} | {via,Module,ViaName} | pid()</v> <v> Name = Node = atom()</v> <v> GlobalName = ViaName = term()</v> @@ -456,19 +457,37 @@ gen_event:stop -----> Module:terminate/2 </func> <func> <name>stop(EventMgrRef) -> ok</name> + <name>stop(EventMgrRef, Reason, Timeout) -> ok</name> <fsummary>Terminate a generic event manager.</fsummary> <type> <v>EventMgrRef = Name | {Name,Node} | {global,GlobalName} | {via,Module,ViaName} | pid()</v> <v>Name = Node = atom()</v> <v>GlobalName = ViaName = term()</v> + <v>Reason = term()</v> + <v>Timeout = int()>0 | infinity</v> </type> <desc> - <p>Terminates the event manager <c>EventMgrRef</c>. Before - terminating, the event manager will call - <c>Module:terminate(stop,...)</c> for each installed event - handler.</p> - <p>See <c>add_handler/3</c> for a description of the argument.</p> + <p>Orders the event manager <c>EventMgrRef</c> to exit with + the given <c>Reason</c> and waits for it to + terminate. Before terminating, the gen_event will call + <seealso marker="#Module:terminate/2">Module:terminate(stop,...)</seealso> + for each installed event handler.</p> + <p>The function returns <c>ok</c> if the event manager terminates + with the expected reason. Any other reason than <c>normal</c>, + <c>shutdown</c>, or <c>{shutdown,Term}</c> will cause an + error report to be issued using + <seealso marker="kernel:error_logger#format/2">error_logger:format/2</seealso>. + The default <c>Reason</c> is <c>normal</c>.</p> + <p><c>Timeout</c> is an integer greater than zero which + specifies how many milliseconds to wait for the event manager to + terminate, or the atom <c>infinity</c> to wait + indefinitely. The default value is <c>infinity</c>. If the + event manager has not terminated within the specified time, a + <c>timeout</c> exception is raised.</p> + <p>If the process does not exist, a <c>noproc</c> exception + is raised.</p> + <p>See <c>add_handler/3</c> for a description of <c>EventMgrRef</c>.</p> </desc> </func> </funcs> diff --git a/lib/stdlib/doc/src/gen_fsm.xml b/lib/stdlib/doc/src/gen_fsm.xml index 848d57f3e6..b1bba3eff0 100644 --- a/lib/stdlib/doc/src/gen_fsm.xml +++ b/lib/stdlib/doc/src/gen_fsm.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -43,8 +43,11 @@ <pre> gen_fsm module Callback module -------------- --------------- +gen_fsm:start gen_fsm:start_link -----> Module:init/1 +gen_fsm:stop -----> Module:terminate/3 + gen_fsm:send_event -----> Module:StateName/2 gen_fsm:send_all_state_event -----> Module:handle_event/3 @@ -187,6 +190,39 @@ gen_fsm:sync_send_all_state_event -----> Module:handle_sync_event/4 </desc> </func> <func> + <name>stop(FsmRef) -> ok</name> + <name>stop(FsmRef, Reason, Timeout) -> ok</name> + <fsummary>Synchronously stop a generic FSM.</fsummary> + <type> + <v>FsmRef = Name | {Name,Node} | {global,GlobalName} + | {via,Module,ViaName} | pid()</v> + <v> Node = atom()</v> + <v> GlobalName = ViaName = term()</v> + <v>Reason = term()</v> + <v>Timeout = int()>0 | infinity</v> + </type> + <desc> + <p>Orders a generic FSM to exit with the given <c>Reason</c> + and waits for it to terminate. The gen_fsm will call + <seealso marker="#Module:terminate/3">Module:terminate/3</seealso> + before exiting.</p> + <p>The function returns <c>ok</c> if the generic FSM terminates + with the expected reason. Any other reason than <c>normal</c>, + <c>shutdown</c>, or <c>{shutdown,Term}</c> will cause an + error report to be issued using + <seealso marker="kernel:error_logger#format/2">error_logger:format/2</seealso>. + The default <c>Reason</c> is <c>normal</c>.</p> + <p><c>Timeout</c> is an integer greater than zero which + specifies how many milliseconds to wait for the generic FSM + to terminate, or the atom <c>infinity</c> to wait + indefinitely. The default value is <c>infinity</c>. If the + generic FSM has not terminated within the specified time, a + <c>timeout</c> exception is raised.</p> + <p>If the process does not exist, a <c>noproc</c> exception + is raised.</p> + </desc> + </func> + <func> <name>send_event(FsmRef, Event) -> ok</name> <fsummary>Send an event asynchronously to a generic FSM.</fsummary> <type> @@ -528,7 +564,8 @@ gen_fsm:sync_send_all_state_event -----> Module:handle_sync_event/4 <c>Module:init/1</c> for a description of <c>Timeout</c> and <c>hibernate</c>.</p> <p>If the function returns <c>{stop,Reason,NewStateData}</c>, the gen_fsm will call - <c>Module:terminate(Reason,NewStateData)</c> and terminate.</p> + <c>Module:terminate(Reason,StateName,NewStateData)</c> and + terminate.</p> </desc> </func> <func> @@ -614,7 +651,8 @@ gen_fsm:sync_send_all_state_event -----> Module:handle_sync_event/4 <c>{stop,Reason,NewStateData}</c>, any reply to <c>From</c> must be given explicitly using <c>gen_fsm:reply/2</c>. The gen_fsm will then call - <c>Module:terminate(Reason,NewStateData)</c> and terminate.</p> + <c>Module:terminate(Reason,StateName,NewStateData)</c> and + terminate.</p> </desc> </func> <func> diff --git a/lib/stdlib/doc/src/gen_server.xml b/lib/stdlib/doc/src/gen_server.xml index 62c0394479..a915e567a5 100644 --- a/lib/stdlib/doc/src/gen_server.xml +++ b/lib/stdlib/doc/src/gen_server.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -43,8 +43,11 @@ <pre> gen_server module Callback module ----------------- --------------- +gen_server:start gen_server:start_link -----> Module:init/1 +gen_server:stop -----> Module:terminate/2 + gen_server:call gen_server:multi_call -----> Module:handle_call/3 @@ -184,6 +187,40 @@ gen_server:abcast -----> Module:handle_cast/2 </desc> </func> <func> + <name>stop(ServerRef) -> ok</name> + <name>stop(ServerRef, Reason, Timeout) -> ok</name> + <fsummary>Synchronously stop a generic server.</fsummary> + <type> + <v>ServerRef = Name | {Name,Node} | {global,GlobalName} + | {via,Module,ViaName} | pid()</v> + <v> Node = atom()</v> + <v> GlobalName = ViaName = term()</v> + <v>Reason = term()</v> + <v>Timeout = int()>0 | infinity</v> + </type> + <desc> + <p>Orders a generic server to exit with the + given <c>Reason</c> and waits for it to terminate. The + gen_server will call + <seealso marker="#Module:terminate/2">Module:terminate/2</seealso> + before exiting.</p> + <p>The function returns <c>ok</c> if the server terminates + with the expected reason. Any other reason than <c>normal</c>, + <c>shutdown</c>, or <c>{shutdown,Term}</c> will cause an + error report to be issued using + <seealso marker="kernel:error_logger#format/2">error_logger:format/2</seealso>. + The default <c>Reason</c> is <c>normal</c>.</p> + <p><c>Timeout</c> is an integer greater than zero which + specifies how many milliseconds to wait for the server to + terminate, or the atom <c>infinity</c> to wait + indefinitely. The default value is <c>infinity</c>. If the + server has not terminated within the specified time, a + <c>timeout</c> exception is raised.</p> + <p>If the process does not exist, a <c>noproc</c> exception + is raised.</p> + </desc> + </func> + <func> <name>call(ServerRef, Request) -> Reply</name> <name>call(ServerRef, Request, Timeout) -> Reply</name> <fsummary>Make a synchronous call to a generic server.</fsummary> diff --git a/lib/stdlib/doc/src/pg.xml b/lib/stdlib/doc/src/pg.xml deleted file mode 100644 index a3b69884b6..0000000000 --- a/lib/stdlib/doc/src/pg.xml +++ /dev/null @@ -1,114 +0,0 @@ -<?xml version="1.0" encoding="utf-8" ?> -<!DOCTYPE erlref SYSTEM "erlref.dtd"> - -<erlref> - <header> - <copyright> - <year>1996</year> - <year>2014</year> - <holder>Ericsson AB, All Rights Reserved</holder> - </copyright> - <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. - - The Initial Developer of the Original Code is Ericsson AB. - </legalnotice> - - <title>pg</title> - <prepared></prepared> - <docno></docno> - <date></date> - <rev></rev> - </header> - <module>pg</module> - <modulesummary>Distributed, Named Process Groups</modulesummary> - <description> - <warning> - <p>This module is deprecated and will be removed in Erlang/OTP 18.</p> - </warning> - <p>This (experimental) module implements process groups. A process - group is a group of processes that can be accessed by a common - name. For example, a group named <c>foobar</c> can include a set - of processes as members of this group and they can be located on - different nodes.</p> - <p>When messages are sent to the named group, all members of - the group receive the message. The messages are serialized. If - the process <c>P1</c> sends the message <c>M1</c> to the group, - and process <c>P2</c> simultaneously sends message <c>M2</c>, then - all members of the group receive the two messages in the same - order. If members of a group terminate, they are automatically - removed from the group.</p> - <p>This module is not complete. The module is inspired by the ISIS - system and the causal order protocol of the ISIS system should - also be implemented. At the moment, all messages are serialized - by sending them through a group master process.</p> - </description> - <funcs> - <func> - <name name="create" arity="1"/> - <fsummary>Create an empty group</fsummary> - <desc> - <p>Creates an empty group named <c><anno>PgName</anno></c> on the current - node.</p> - </desc> - </func> - <func> - <name name="create" arity="2"/> - <fsummary>Create an empty group on another node</fsummary> - <desc> - <p>Creates an empty group named <c><anno>PgName</anno></c> on the node - <c><anno>Node</anno></c>.</p> - </desc> - </func> - <func> - <name name="join" arity="2"/> - <fsummary>Join a pid to a process group</fsummary> - <desc> - <p>Joins the pid <c><anno>Pid</anno></c> to the process group - <c><anno>PgName</anno></c>. - Returns a list of all old members of the group.</p> - </desc> - </func> - <func> - <name name="send" arity="2"/> - <fsummary>Send a message to all members of a process group</fsummary> - <desc> - <p>Sends the tuple <c>{pg_message, From, PgName, Msg}</c> to - all members of the process group <c><anno>PgName</anno></c>.</p> - <p>Failure: <c>{badarg, {<anno>PgName</anno>, <anno>Msg</anno>}}</c> - if <c><anno>PgName</anno></c> is - not a process group (a globally registered name).</p> - </desc> - </func> - <func> - <name name="esend" arity="2"/> - <fsummary>Send a message to all members of a process group, except ourselves</fsummary> - <desc> - <p>Sends the tuple <c>{pg_message, From, PgName, Msg}</c> to - all members of the process group <c><anno>PgName</anno></c>, except - ourselves.</p> - <p>Failure: <c>{badarg, {<anno>PgName</anno>, <anno>Msg</anno>}}</c> - if <c><anno>PgName</anno></c> is - not a process group (a globally registered name).</p> - </desc> - </func> - <func> - <name name="members" arity="1"/> - <fsummary>Return a list of all members of a process group</fsummary> - <desc> - <p>Returns a list of all members of the process group - <c>PgName</c>.</p> - </desc> - </func> - </funcs> -</erlref> - diff --git a/lib/stdlib/doc/src/proc_lib.xml b/lib/stdlib/doc/src/proc_lib.xml index 5bf5744622..f27a974242 100644 --- a/lib/stdlib/doc/src/proc_lib.xml +++ b/lib/stdlib/doc/src/proc_lib.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -298,6 +298,40 @@ init(Parent) -> <c>proc_lib</c> functions.</p> </desc> </func> + <func> + <name name="stop" arity="1"/> + <fsummary>Terminate a process synchronously.</fsummary> + <type variable="Process"/> + <desc> + <p>Equivalent to <seealso marker="#stop/3">stop(Process, + normal, infinity)</seealso>.</p> + </desc> + </func> + <func> + <name name="stop" arity="3"/> + <fsummary>Terminate a process synchronously.</fsummary> + <type variable="Process"/> + <type variable="Reason"/> + <type variable="Timeout"/> + <desc> + <p>Orders the process to exit with the given <c>Reason</c> and + waits for it to terminate.</p> + <p>The function returns <c>ok</c> if the process exits with + the given <c>Reason</c> within <c>Timeout</c> + milliseconds.</p> + <p>If the call times out, a <c>timeout</c> exception is + raised.</p> + <p>If the process does not exist, a <c>noproc</c> + exception is raised.</p> + <p>The implementation of this function is based on the + <c>terminate</c> system message, and requires that the + process handles system messages correctly. + See <seealso marker="sys">sys(3)</seealso> + and <seealso marker="doc/design_principles:spec_proc">OTP + Design Principles</seealso> for information about system + messages.</p> + </desc> + </func> </funcs> <section> diff --git a/lib/stdlib/doc/src/ref_man.xml b/lib/stdlib/doc/src/ref_man.xml index 6c35578bdf..ea4009dc3e 100644 --- a/lib/stdlib/doc/src/ref_man.xml +++ b/lib/stdlib/doc/src/ref_man.xml @@ -73,7 +73,6 @@ <xi:include href="ms_transform.xml"/> <xi:include href="orddict.xml"/> <xi:include href="ordsets.xml"/> - <xi:include href="pg.xml"/> <xi:include href="pool.xml"/> <xi:include href="proc_lib.xml"/> <xi:include href="proplists.xml"/> diff --git a/lib/stdlib/doc/src/specs.xml b/lib/stdlib/doc/src/specs.xml index 60a04ed5e7..fd77b52da6 100644 --- a/lib/stdlib/doc/src/specs.xml +++ b/lib/stdlib/doc/src/specs.xml @@ -39,7 +39,6 @@ <xi:include href="../specs/specs_ms_transform.xml"/> <xi:include href="../specs/specs_orddict.xml"/> <xi:include href="../specs/specs_ordsets.xml"/> - <xi:include href="../specs/specs_pg.xml"/> <xi:include href="../specs/specs_pool.xml"/> <xi:include href="../specs/specs_proc_lib.xml"/> <xi:include href="../specs/specs_proplists.xml"/> diff --git a/lib/stdlib/doc/src/supervisor.xml b/lib/stdlib/doc/src/supervisor.xml index 3a5027d595..ffac1c0bd7 100644 --- a/lib/stdlib/doc/src/supervisor.xml +++ b/lib/stdlib/doc/src/supervisor.xml @@ -37,12 +37,12 @@ the <c>gen_event</c>, <c>gen_fsm</c>, or <c>gen_server</c> behaviours. A supervisor implemented using this module will have a standard set of interface functions and include functionality - for tracing and error reporting. Supervisors are used to build an + for tracing and error reporting. Supervisors are used to build a hierarchical process structure called a supervision tree, a nice way to structure a fault tolerant application. Refer to <em>OTP Design Principles</em> for more information.</p> - <p>A supervisor assumes the definition of which child processes to - supervise to be located in a callback module exporting a + <p>A supervisor expects the definition of which child processes to + supervise to be specified in a callback module exporting a pre-defined set of functions.</p> <p>Unless otherwise stated, all functions in this module will fail if the specified supervisor does not exist or if bad arguments @@ -53,18 +53,30 @@ <title>Supervision Principles</title> <p>The supervisor is responsible for starting, stopping and monitoring its child processes. The basic idea of a supervisor is - that it should keep its child processes alive by restarting them + that it shall keep its child processes alive by restarting them when necessary.</p> - <p>The children of a supervisor is defined as a list of + <p>The children of a supervisor are defined as a list of <em>child specifications</em>. When the supervisor is started, the child processes are started in order from left to right according to this list. When the supervisor terminates, it first terminates its child processes in reversed start order, from right to left.</p> - <p>A supervisor can have one of the following <em>restart strategies</em>:</p> + <marker id="sup_flags"/> + <p>The properties of a supervisor are defined by the supervisor + flags. This is the type definition for the supervisor flags: + </p> + <pre>sup_flags() = #{strategy => strategy(), % optional + intensity => non_neg_integer(), % optional + period => pos_integer()} % optional + </pre> + <p>A supervisor can have one of the following <em>restart + strategies</em>, specified with the <c>strategy</c> key in the + above map: + </p> <list type="bulleted"> <item> <p><c>one_for_one</c> - if one child process terminates and - should be restarted, only that child process is affected.</p> + should be restarted, only that child process is + affected. This is the default restart strategy.</p> </item> <item> <p><c>one_for_all</c> - if one child process terminates and @@ -94,43 +106,53 @@ instead the child specification identifier is used, <c>terminate_child/2</c> will return <c>{error,simple_one_for_one}</c>.</p> - <p>Because a <c>simple_one_for_one</c> supervisor could have many - children, it shuts them all down at same time. So, order in which they - are stopped is not defined. For the same reason, it could have an - overhead with regards to the <c>Shutdown</c> strategy.</p> + <p>Because a <c>simple_one_for_one</c> supervisor could have + many children, it shuts them all down asynchronously. This + means that the children will do their cleanup in parallel, + and therefore the order in which they are stopped is not + defined.</p> </item> </list> <p>To prevent a supervisor from getting into an infinite loop of - child process terminations and restarts, a <em>maximum restart frequency</em> - is defined using two integer values <c>MaxR</c> - and <c>MaxT</c>. If more than <c>MaxR</c> restarts occur within - <c>MaxT</c> seconds, the supervisor terminates all child - processes and then itself. + child process terminations and restarts, a <em>maximum restart + intensity</em> is defined using two integer values specified + with the <c>intensity</c> and <c>period</c> keys in the above + map. Assuming the values <c>MaxR</c> for <c>intensity</c> + and <c>MaxT</c> for <c>period</c>, then if more than <c>MaxR</c> + restarts occur within <c>MaxT</c> seconds, the supervisor will + terminate all child processes and then itself. The default value + for <c>intensity</c> is <c>1</c>, and the default value + for <c>period</c> is <c>5</c>. </p> <marker id="child_spec"/> <p>This is the type definition of a child specification:</p> - <pre> -child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} - Id = term() - StartFunc = {M,F,A} - M = F = atom() - A = [term()] - Restart = permanent | transient | temporary - Shutdown = brutal_kill | int()>0 | infinity - Type = worker | supervisor - Modules = [Module] | dynamic - Module = atom()</pre> + <pre>child_spec() = #{id => child_id(), % mandatory + start => mfargs(), % mandatory + restart => restart(), % optional + shutdown => shutdown(), % optional + type => worker(), % optional + modules => modules()} % optional</pre> + <p>The old tuple format is kept for backwards compatibility, + see <seealso marker="#type-child_spec">child_spec()</seealso>, + but the map is preferred. + </p> <list type="bulleted"> <item> - <p><c>Id</c> is a name that is used to identify the child + <p><c>id</c> is used to identify the child specification internally by the supervisor.</p> + <p>The <c>id</c> key is mandatory.</p> + <p>Note that this identifier on occations has been called + "name". As far as possible, the terms "identifier" or "id" + are now used but in order to keep backwards compatibility, + some occurences of "name" can still be found, for example + in error messages.</p> </item> <item> - <p><c>StartFunc</c> defines the function call used to start - the child process. It should be a module-function-arguments + <p><c>start</c> defines the function call used to start the + child process. It must be a module-function-arguments tuple <c>{M,F,A}</c> used as <c>apply(M,F,A)</c>.</p> <p>The start function <em>must create and link to</em> the child - process, and should return <c>{ok,Child}</c> or + process, and must return <c>{ok,Child}</c> or <c>{ok,Child,Info}</c> where <c>Child</c> is the pid of the child process and <c>Info</c> an arbitrary term which is ignored by the supervisor.</p> @@ -143,20 +165,23 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} error tuple <c>{error,Error}</c>.</p> <p>Note that the <c>start_link</c> functions of the different behaviour modules fulfill the above requirements.</p> + <p>The <c>start</c> key is mandatory.</p> </item> <item> - <p><c>Restart</c> defines when a terminated child process - should be restarted. A <c>permanent</c> child process should - always be restarted, a <c>temporary</c> child process should + <p><c>restart</c> defines when a terminated child process + shall be restarted. A <c>permanent</c> child process will + always be restarted, a <c>temporary</c> child process will never be restarted (even when the supervisor's restart strategy is <c>rest_for_one</c> or <c>one_for_all</c> and a sibling's death causes the temporary process to be terminated) and a - <c>transient</c> child process should be restarted only if + <c>transient</c> child process will be restarted only if it terminates abnormally, i.e. with another exit reason than <c>normal</c>, <c>shutdown</c> or <c>{shutdown,Term}</c>.</p> + <p>The <c>restart</c> key is optional. If it is not given, the + default value <c>permanent</c> will be used.</p> </item> <item> - <p><c>Shutdown</c> defines how a child process should be + <p><c>shutdown</c> defines how a child process shall be terminated. <c>brutal_kill</c> means the child process will be unconditionally terminated using <c>exit(Child,kill)</c>. An integer timeout value means that the supervisor will tell @@ -166,35 +191,45 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} no exit signal is received within the specified number of milliseconds, the child process is unconditionally terminated using <c>exit(Child,kill)</c>.</p> - <p>If the child process is another supervisor, <c>Shutdown</c> + <p>If the child process is another supervisor, the shutdown time should be set to <c>infinity</c> to give the subtree ample - time to shutdown. It is also allowed to set it to <c>infinity</c>, + time to shut down. It is also allowed to set it to <c>infinity</c>, if the child process is a worker.</p> <warning> - <p>Be careful by setting the <c>Shutdown</c> strategy to + <p>Be careful when setting the shutdown time to <c>infinity</c> when the child process is a worker. Because, in this situation, the termination of the supervision tree depends on the child process, it must be implemented in a safe way and its cleanup procedure must always return.</p> </warning> <p>Note that all child processes implemented using the standard - OTP behavior modules automatically adhere to the shutdown + OTP behaviour modules automatically adhere to the shutdown protocol.</p> + <p>The <c>shutdown</c> key is optional. If it is not given, + the default value <c>5000</c> will be used if the child is + of type <c>worker</c>; and <c>infinity</c> will be used if + the child is of type <c>supervisor</c>.</p> </item> <item> - <p><c>Type</c> specifies if the child process is a supervisor or + <p><c>type</c> specifies if the child process is a supervisor or a worker.</p> + <p>The <c>type</c> key is optional. If it is not given, the + default value <c>worker</c> will be used.</p> </item> <item> - <p><c>Modules</c> is used by the release handler during code + <p><c>modules</c> is used by the release handler during code replacement to determine which processes are using a certain - module. As a rule of thumb <c>Modules</c> should be a list - with one element <c>[Module]</c>, where <c>Module</c> is - the callback module, if the child process is a supervisor, - gen_server or gen_fsm. If the child process is an event - manager (gen_event) with a dynamic set of callback modules, - <c>Modules</c> should be <c>dynamic</c>. See <em>OTP Design Principles</em> - for more information about release handling.</p> + module. As a rule of thumb, if the child process is a + <c>supervisor</c>, <c>gen_server</c>, or <c>gen_fsm</c>, + this should be a list with one element <c>[Module]</c>, + where <c>Module</c> is the callback module. If the child + process is an event manager (<c>gen_event</c>) with a + dynamic set of callback modules, the value <c>dynamic</c> + shall be used. See <em>OTP Design Principles</em> for more + information about release handling.</p> + <p>The <c>modules</c> key is optional. If it is not given, it + defaults to <c>[M]</c>, where <c>M</c> comes from the + child's start <c>{M,F,A}</c></p> </item> <item> <p>Internally, the supervisor also keeps track of the pid @@ -213,11 +248,20 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} </datatype> <datatype> <name name="child_spec"/> + <desc><p>The tuple format is kept for backwards compatibility + only. A map is preferred; see more details + <seealso marker="#child_spec">above</seealso>.</p></desc> </datatype> <datatype> <name name="mfargs"/> - <desc><p><c>A</c> (the argument list) has the value - <c>undefined</c> if <c>Restart</c> is <c>temporary</c>.</p> + <desc> + <p>The value <c>undefined</c> for <c><anno>A</anno></c> (the + argument list) is only to be used internally + in <c>supervisor</c>. If the restart type of the child + is <c>temporary</c>, then the process is never to be + restarted and therefore there is no need to store the real + argument list. The value <c>undefined</c> will then be + stored instead.</p> </desc> </datatype> <datatype> @@ -233,6 +277,12 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <name name="strategy"/> </datatype> <datatype> + <name name="sup_flags"/> + <desc><p>The tuple format is kept for backwards compatibility + only. A map is preferred; see more details + <seealso marker="#sup_flags">above</seealso>.</p></desc> + </datatype> + <datatype> <name name="sup_ref"/> </datatype> <datatype> @@ -253,20 +303,20 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} the supervisor is linked to the calling process (its supervisor).</p> <p>The created supervisor process calls <c><anno>Module</anno>:init/1</c> to - find out about restart strategy, maximum restart frequency + find out about restart strategy, maximum restart intensity and child processes. To ensure a synchronized start-up procedure, <c>start_link/2,3</c> does not return until <c><anno>Module</anno>:init/1</c> has returned and all child processes have been started.</p> - <p>If <c><anno>SupName</anno>={local,Name}</c> the supervisor is registered + <p>If <c><anno>SupName</anno>={local,Name}</c>, the supervisor is registered locally as <c>Name</c> using <c>register/2</c>. If <c><anno>SupName</anno>={global,Name}</c> the supervisor is registered globally as <c>Name</c> using <c>global:register_name/2</c>. If <c><anno>SupName</anno>={via,<anno>Module</anno>,<anno>Name</anno>}</c> the supervisor is registered as <c>Name</c> using the registry represented by - <c>Module</c>. The <c>Module</c> callback should export the functions + <c>Module</c>. The <c>Module</c> callback must export the functions <c>register_name/2</c>, <c>unregister_name/1</c> and <c>send/2</c>, - which should behave like the corresponding functions in <c>global</c>. + which shall behave like the corresponding functions in <c>global</c>. Thus, <c>{via,global,<anno>Name</anno>}</c> is a valid reference.</p> <p>If no name is provided, the supervisor is not registered.</p> <p><c><anno>Module</anno></c> is the name of the callback module.</p> @@ -274,14 +324,14 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} the argument to <c><anno>Module</anno>:init/1</c>.</p> <p>If the supervisor and its child processes are successfully created (i.e. if all child process start functions return - <c>{ok,Child}</c>, <c>{ok,Child,Info}</c>, or <c>ignore</c>) + <c>{ok,Child}</c>, <c>{ok,Child,Info}</c>, or <c>ignore</c>), the function returns <c>{ok,Pid}</c>, where <c>Pid</c> is the pid of the supervisor. If there already exists a process - with the specified <c><anno>SupName</anno></c> the function returns + with the specified <c><anno>SupName</anno></c>, the function returns <c>{error,{already_started,Pid}}</c>, where <c>Pid</c> is the pid of that process.</p> <p>If <c><anno>Module</anno>:init/1</c> returns <c>ignore</c>, this function - returns <c>ignore</c> as well and the supervisor terminates + returns <c>ignore</c> as well, and the supervisor terminates with reason <c>normal</c>. If <c><anno>Module</anno>:init/1</c> fails or returns an incorrect value, this function returns <c>{error,Term}</c> where <c>Term</c> @@ -297,7 +347,6 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <func> <name name="start_child" arity="2"/> <fsummary>Dynamically add a child process to a supervisor.</fsummary> - <type name="child_spec"/> <type name="startchild_ret"/> <type name="startchild_err"/> <desc> @@ -314,35 +363,35 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <item><c>{via,Module,Name}</c>, if the supervisor is registered through an alternative process registry.</item> </list> - <p><c><anno>ChildSpec</anno></c> should be a valid child specification + <p><c><anno>ChildSpec</anno></c> must be a valid child specification (unless the supervisor is a <c>simple_one_for_one</c> - supervisor, see below). The child process will be started by + supervisor; see below). The child process will be started by using the start function as defined in the child specification.</p> - <p>If the case of a <c>simple_one_for_one</c> supervisor, + <p>In the case of a <c>simple_one_for_one</c> supervisor, the child specification defined in <c>Module:init/1</c> will - be used and <c><anno>ChildSpec</anno></c> should instead be an arbitrary + be used, and <c><anno>ChildSpec</anno></c> shall instead be an arbitrary list of terms <c><anno>List</anno></c>. The child process will then be started by appending <c><anno>List</anno></c> to the existing start function arguments, i.e. by calling <c>apply(M, F, A++<anno>List</anno>)</c> where <c>{M,F,A}</c> is the start function defined in the child specification.</p> <p>If there already exists a child specification with - the specified <c><anno>Id</anno></c>, <c><anno>ChildSpec</anno></c> is discarded and + the specified identifier, <c><anno>ChildSpec</anno></c> is discarded, and the function returns <c>{error,already_present}</c> or <c>{error,{already_started,<anno>Child</anno>}}</c>, depending on if the corresponding child process is running or not.</p> <p>If the child process start function returns <c>{ok,<anno>Child</anno>}</c> - or <c>{ok,<anno>Child</anno>,<anno>Info</anno>}</c>, the child specification and pid is + or <c>{ok,<anno>Child</anno>,<anno>Info</anno>}</c>, the child specification and pid are added to the supervisor and the function returns the same value.</p> <p>If the child process start function returns <c>ignore</c>, the child specification is added to the supervisor, the pid - is set to <c>undefined</c> and the function returns + is set to <c>undefined</c>, and the function returns <c>{ok,undefined}</c>.</p> <p>If the child process start function returns an error tuple or an erroneous value, or if it fails, the child specification is - discarded and the function returns <c>{error,Error}</c> where + discarded, and the function returns <c>{error,Error}</c> where <c>Error</c> is a term containing information about the error and child specification.</p> </desc> @@ -366,7 +415,7 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <p>If the child is temporary, the child specification is deleted as soon as the process terminates. This means - that <c>delete_child/2</c> has no meaning + that <c>delete_child/2</c> has no meaning, and <c>restart_child/2</c> can not be used for these children.</p> @@ -375,13 +424,13 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} process is alive, but is not a child of the given supervisor, the function will return <c>{error,not_found}</c>. If the child specification - identifier is given instead instead of a <c>pid()</c>, the + identifier is given instead of a <c>pid()</c>, the function will return <c>{error,simple_one_for_one}</c>.</p> <p>If successful, the function returns <c>ok</c>. If there is no child specification with the specified <c><anno>Id</anno></c>, the function returns <c>{error,not_found}</c>.</p> - <p>See <c>start_child/2</c> for a description of - <c><anno>SupRef</anno></c>.</p> + <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> + for a description of <c><anno>SupRef</anno></c>.</p> </desc> </func> <func> @@ -390,15 +439,15 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <desc> <p>Tells the supervisor <c><anno>SupRef</anno></c> to delete the child specification identified by <c><anno>Id</anno></c>. The corresponding child - process must not be running, use <c>terminate_child/2</c> to + process must not be running. Use <c>terminate_child/2</c> to terminate it.</p> - <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> for a description of - <c>SupRef</c>.</p> + <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> + for a description of <c><anno>SupRef</anno></c>.</p> <p>If successful, the function returns <c>ok</c>. If the child specification identified by <c><anno>Id</anno></c> exists but the corresponding child process is running or about to be restarted, the function returns <c>{error,running}</c> or - <c>{error,restarting}</c> respectively. If the child specification + <c>{error,restarting}</c>, respectively. If the child specification identified by <c><anno>Id</anno></c> does not exist, the function returns <c>{error,not_found}</c>.</p> </desc> @@ -410,10 +459,10 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <p>Tells the supervisor <c><anno>SupRef</anno></c> to restart a child process corresponding to the child specification identified by <c><anno>Id</anno></c>. The child - specification must exist and the corresponding child process + specification must exist, and the corresponding child process must not be running.</p> <p>Note that for temporary children, the child specification - is automatically deleted when the child terminates, and thus + is automatically deleted when the child terminates; thus it is not possible to restart such children.</p> <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> for a description of <c>SupRef</c>.</p> @@ -429,7 +478,7 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} is added to the supervisor and the function returns the same value.</p> <p>If the child process start function returns <c>ignore</c>, - the pid remains set to <c>undefined</c> and the function + the pid remains set to <c>undefined</c>, and the function returns <c>{ok,undefined}</c>.</p> <p>If the child process start function returns an error tuple or an erroneous value, or if it fails, the function returns @@ -462,7 +511,7 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <item> <p><c><anno>Child</anno></c> - the pid of the corresponding child process, the atom <c>restarting</c> if the process is about to be - restarted or <c>undefined</c> if there is no such process.</p> + restarted, or <c>undefined</c> if there is no such process.</p> </item> <item> <p><c><anno>Type</anno></c> - as defined in the child specification.</p> @@ -475,8 +524,8 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} </func> <func> <name name="count_children" arity="1"/> - <fsummary>Return counts for the number of childspecs, active children, - supervisors and workers.</fsummary> + <fsummary>Return counts for the number of child specifications, + active children, supervisors, and workers.</fsummary> <desc> <p>Returns a property list (see <c>proplists</c>) containing the counts for each of the following elements of the supervisor's @@ -500,6 +549,8 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} process is still alive.</p> </item> </list> + <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> + for a description of <c><anno>SupRef</anno></c>.</p> </desc> </func> <func> @@ -511,11 +562,23 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} correct, or <c>{error,<anno>Error</anno>}</c> otherwise.</p> </desc> </func> + <func> + <name name="get_childspec" arity="2"/> + <fsummary>Return the child specification map for the given + child.</fsummary> + <desc> + <p>Returns the child specification map for the child identified + by <c>Id</c> under supervisor <c>SupRef</c>. The returned + map contains all keys, both mandatory and optional.</p> + <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> + for a description of <c><anno>SupRef</anno></c>.</p> + </desc> + </func> </funcs> <section> <title>CALLBACK FUNCTIONS</title> - <p>The following functions should be exported from a + <p>The following functions must be exported from a <c>supervisor</c> callback module.</p> </section> <funcs> @@ -524,33 +587,37 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <fsummary>Return a supervisor specification.</fsummary> <type> <v>Args = term()</v> - <v>Result = {ok,{{RestartStrategy,MaxR,MaxT},[ChildSpec]}} | ignore</v> - <v> RestartStrategy = <seealso marker="#type-strategy">strategy()</seealso></v> - <v> MaxR = integer()>=0</v> - <v> MaxT = integer()>0</v> + <v>Result = {ok,{SupFlags,[ChildSpec]}} | ignore</v> + <v> SupFlags = <seealso marker="#type-sup_flags">sup_flags()</seealso></v> <v> ChildSpec = <seealso marker="#type-child_spec">child_spec()</seealso></v> </type> <desc> <p>Whenever a supervisor is started using <c>supervisor:start_link/2,3</c>, this function is called by the new process to find out about restart strategy, maximum - restart frequency and child specifications.</p> + restart intensity, and child specifications.</p> <p><c>Args</c> is the <c>Args</c> argument provided to the start function.</p> - <p><c>RestartStrategy</c> is the restart strategy and - <c>MaxR</c> and <c>MaxT</c> defines the maximum restart - frequency of the supervisor. <c>[ChildSpec]</c> is a list of - valid child specifications defining which child processes - the supervisor should start and monitor. See the discussion - about Supervision Principles above.</p> + <p><c>SupFlags</c> is the supervisor flags defining the + restart strategy and max restart intensity for the + supervisor. <c>[ChildSpec]</c> is a list of valid child + specifications defining which child processes the supervisor + shall start and monitor. See the discussion about + Supervision Principles above.</p> <p>Note that when the restart strategy is <c>simple_one_for_one</c>, the list of child specifications must be a list with one child specification only. - (The <c>Id</c> is ignored). No child process is then started + (The child specification identifier is ignored.) No child process is then started during the initialization phase, but all children are assumed to be started dynamically using <c>supervisor:start_child/2</c>.</p> <p>The function may also return <c>ignore</c>.</p> + <p>Note that this function might also be called as a part of a + code upgrade procedure. For this reason, the function should + not have any side effects. See + <seealso marker="doc/design_principles:appup_cookbook#sup">Design + Principles</seealso> for more information about code upgrade + of supervisors.</p> </desc> </func> </funcs> diff --git a/lib/stdlib/doc/src/sys.xml b/lib/stdlib/doc/src/sys.xml index 19605f325b..cf7df54d1d 100644 --- a/lib/stdlib/doc/src/sys.xml +++ b/lib/stdlib/doc/src/sys.xml @@ -359,6 +359,17 @@ installed.</p> </desc> </func> + <func> + <name name="terminate" arity="2"/> + <name name="terminate" arity="3"/> + <fsummary>Terminate the process</fsummary> + <desc> + <p>This function orders the process to terminate with the + given <c><anno>Reason</anno></c>. The termination is done + asynchronously, so there is no guarantee that the process is + actually terminated when the function returns.</p> + </desc> + </func> </funcs> <section> diff --git a/lib/stdlib/src/Makefile b/lib/stdlib/src/Makefile index 9ab2cd4134..1b3744b6fb 100644 --- a/lib/stdlib/src/Makefile +++ b/lib/stdlib/src/Makefile @@ -97,7 +97,6 @@ MODULES= \ otp_internal \ orddict \ ordsets \ - pg \ re \ pool \ proc_lib \ diff --git a/lib/stdlib/src/binary.erl b/lib/stdlib/src/binary.erl index 4850a59eb6..de26784ead 100644 --- a/lib/stdlib/src/binary.erl +++ b/lib/stdlib/src/binary.erl @@ -89,9 +89,9 @@ copy(_, _) -> decode_unsigned(_) -> erlang:nif_error(undef). --spec decode_unsigned(Subject, Endianess) -> Unsigned when +-spec decode_unsigned(Subject, Endianness) -> Unsigned when Subject :: binary(), - Endianess :: big | little, + Endianness :: big | little, Unsigned :: non_neg_integer(). decode_unsigned(_, _) -> @@ -103,9 +103,9 @@ decode_unsigned(_, _) -> encode_unsigned(_) -> erlang:nif_error(undef). --spec encode_unsigned(Unsigned, Endianess) -> binary() when +-spec encode_unsigned(Unsigned, Endianness) -> binary() when Unsigned :: non_neg_integer(), - Endianess :: big | little. + Endianness :: big | little. encode_unsigned(_, _) -> erlang:nif_error(undef). @@ -215,12 +215,13 @@ split(H,N) -> Subject :: binary(), Pattern :: binary() | [binary()] | cp(), Options :: [Option], - Option :: {scope, part()} | trim | global, + Option :: {scope, part()} | trim | global | trim_all, Parts :: [binary()]. split(Haystack,Needles,Options) -> try - {Part,Global,Trim} = get_opts_split(Options,{no,false,false}), + {Part,Global,Trim,TrimAll} = + get_opts_split(Options,{no,false,false,false}), Moptlist = case Part of no -> []; @@ -236,20 +237,24 @@ split(Haystack,Needles,Options) -> Match -> [Match] end end, - do_split(Haystack,MList,0,Trim) + do_split(Haystack,MList,0,Trim,TrimAll) catch _:_ -> erlang:error(badarg) end. -do_split(H,[],N,true) when N >= byte_size(H) -> +do_split(H,[],N,true,_) when N >= byte_size(H) -> []; -do_split(H,[],N,_) -> +do_split(H,[],N,_,true) when N >= byte_size(H) -> + []; +do_split(H,[],N,_,_) -> [binary:part(H,{N,byte_size(H)-N})]; -do_split(H,[{A,B}|T],N,Trim) -> +do_split(H,[{A,B}|T],N,Trim,TrimAll) -> case binary:part(H,{N,A-N}) of + <<>> when TrimAll == true -> + do_split(H,T,A+B,Trim,TrimAll); <<>> -> - Rest = do_split(H,T,A+B,Trim), + Rest = do_split(H,T,A+B,Trim,TrimAll), case {Trim, Rest} of {true,[]} -> []; @@ -257,7 +262,7 @@ do_split(H,[{A,B}|T],N,Trim) -> [<<>> | Rest] end; Oth -> - [Oth | do_split(H,T,A+B,Trim)] + [Oth | do_split(H,T,A+B,Trim,TrimAll)] end. @@ -346,14 +351,16 @@ splitat(H,N,[I|T]) -> %% Simple helper functions %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -get_opts_split([],{Part,Global,Trim}) -> - {Part,Global,Trim}; -get_opts_split([{scope,{A,B}} | T],{_Part,Global,Trim}) -> - get_opts_split(T,{{A,B},Global,Trim}); -get_opts_split([global | T],{Part,_Global,Trim}) -> - get_opts_split(T,{Part,true,Trim}); -get_opts_split([trim | T],{Part,Global,_Trim}) -> - get_opts_split(T,{Part,Global,true}); +get_opts_split([],{Part,Global,Trim,TrimAll}) -> + {Part,Global,Trim,TrimAll}; +get_opts_split([{scope,{A,B}} | T],{_Part,Global,Trim,TrimAll}) -> + get_opts_split(T,{{A,B},Global,Trim,TrimAll}); +get_opts_split([global | T],{Part,_Global,Trim,TrimAll}) -> + get_opts_split(T,{Part,true,Trim,TrimAll}); +get_opts_split([trim | T],{Part,Global,_Trim,TrimAll}) -> + get_opts_split(T,{Part,Global,true,TrimAll}); +get_opts_split([trim_all | T],{Part,Global,Trim,_TrimAll}) -> + get_opts_split(T,{Part,Global,Trim,true}); get_opts_split(_,_) -> throw(badopt). diff --git a/lib/stdlib/src/erl_eval.erl b/lib/stdlib/src/erl_eval.erl index 639ddfc214..371573dc23 100644 --- a/lib/stdlib/src/erl_eval.erl +++ b/lib/stdlib/src/erl_eval.erl @@ -1172,7 +1172,7 @@ match_tuple([], _, _, Bs, _BBs) -> match_map([{map_field_exact, _, K, V}|Fs], Map, Bs0, BBs) -> Vm = try - {value, Ke, _} = expr(K, new_bindings()), + {value, Ke, _} = expr(K, Bs0), maps:get(Ke,Map) catch error:_ -> throw(nomatch) diff --git a/lib/stdlib/src/erl_internal.erl b/lib/stdlib/src/erl_internal.erl index edfb097de0..2bf8b86c23 100644 --- a/lib/stdlib/src/erl_internal.erl +++ b/lib/stdlib/src/erl_internal.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1998-2013. All Rights Reserved. +%% Copyright Ericsson AB 1998-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -51,6 +51,8 @@ type_test/2,new_type_test/2,old_type_test/2,old_bif/2]). -export([arith_op/2,bool_op/2,comp_op/2,list_op/2,send_op/2,op_type/2]). +-export([is_type/2]). + %%--------------------------------------------------------------------------- %% Erlang builtin functions allowed in guards. @@ -293,6 +295,7 @@ bif(garbage_collect, 1) -> true; bif(garbage_collect, 2) -> true; bif(get, 0) -> true; bif(get, 1) -> true; +bif(get_keys, 0) -> true; bif(get_keys, 1) -> true; bif(group_leader, 0) -> true; bif(group_leader, 2) -> true; @@ -530,3 +533,53 @@ old_bif(unlink, 1) -> true; old_bif(unregister, 1) -> true; old_bif(whereis, 1) -> true; old_bif(Name, A) when is_atom(Name), is_integer(A) -> false. + +-spec is_type(Name, NumberOfTypeVariables) -> boolean() when + Name :: atom(), + NumberOfTypeVariables :: non_neg_integer(). +%% Returns true if Name/NumberOfTypeVariables is a predefined type. + +is_type(any, 0) -> true; +is_type(arity, 0) -> true; +is_type(atom, 0) -> true; +is_type(binary, 0) -> true; +is_type(bitstring, 0) -> true; +is_type(bool, 0) -> true; +is_type(boolean, 0) -> true; +is_type(byte, 0) -> true; +is_type(char, 0) -> true; +is_type(float, 0) -> true; +is_type(function, 0) -> true; +is_type(identifier, 0) -> true; +is_type(integer, 0) -> true; +is_type(iodata, 0) -> true; +is_type(iolist, 0) -> true; +is_type(list, 0) -> true; +is_type(list, 1) -> true; +is_type(map, 0) -> true; +is_type(maybe_improper_list, 0) -> true; +is_type(maybe_improper_list, 2) -> true; +is_type(mfa, 0) -> true; +is_type(module, 0) -> true; +is_type(neg_integer, 0) -> true; +is_type(nil, 0) -> true; +is_type(no_return, 0) -> true; +is_type(node, 0) -> true; +is_type(non_neg_integer, 0) -> true; +is_type(none, 0) -> true; +is_type(nonempty_improper_list, 2) -> true; +is_type(nonempty_list, 0) -> true; +is_type(nonempty_list, 1) -> true; +is_type(nonempty_maybe_improper_list, 0) -> true; +is_type(nonempty_maybe_improper_list, 2) -> true; +is_type(nonempty_string, 0) -> true; +is_type(number, 0) -> true; +is_type(pid, 0) -> true; +is_type(port, 0) -> true; +is_type(pos_integer, 0) -> true; +is_type(reference, 0) -> true; +is_type(string, 0) -> true; +is_type(term, 0) -> true; +is_type(timeout, 0) -> true; +is_type(tuple, 0) -> true; +is_type(_, _) -> false. diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl index 39cc03cf7a..26d8454731 100644 --- a/lib/stdlib/src/erl_lint.erl +++ b/lib/stdlib/src/erl_lint.erl @@ -130,6 +130,8 @@ value_option(Flag, Default, On, OnVal, Off, OffVal, Opts) -> :: dict:dict(mfa(), line()), callbacks = dict:new() %Callback types :: dict:dict(mfa(), line()), + optional_callbacks = dict:new() %Optional callbacks + :: dict:dict(mfa(), line()), types = dict:new() %Type definitions :: dict:dict(ta(), #typeinfo{}), exp_types=gb_sets:empty() %Exported types @@ -237,10 +239,7 @@ format_error({too_many_arguments,Arity}) -> "maximum allowed is ~w", [Arity,?MAX_ARGUMENTS]); %% --- patterns and guards --- format_error(illegal_pattern) -> "illegal pattern"; -format_error(illegal_map_key) -> - "illegal map key"; -format_error({illegal_map_key_variable,K}) -> - io_lib:format("illegal use of variable ~w in map",[K]); +format_error(illegal_map_key) -> "illegal map key in pattern"; format_error(illegal_bin_pattern) -> "binary patterns cannot be matched in parallel using '='"; format_error(illegal_expr) -> "illegal expression"; @@ -313,13 +312,20 @@ format_error({undefined_behaviour,Behaviour}) -> io_lib:format("behaviour ~w undefined", [Behaviour]); format_error({undefined_behaviour_callbacks,Behaviour}) -> io_lib:format("behaviour ~w callback functions are undefined", - [Behaviour]); + [Behaviour]); format_error({ill_defined_behaviour_callbacks,Behaviour}) -> io_lib:format("behaviour ~w callback functions erroneously defined", [Behaviour]); +format_error({ill_defined_optional_callbacks,Behaviour}) -> + io_lib:format("behaviour ~w optional callback functions erroneously defined", + [Behaviour]); format_error({behaviour_info, {_M,F,A}}) -> io_lib:format("cannot define callback attibute for ~w/~w when " "behaviour_info is defined",[F,A]); +format_error({redefine_optional_callback, {F, A}}) -> + io_lib:format("optional callback ~w/~w duplicated", [F, A]); +format_error({undefined_callback, {_M, F, A}}) -> + io_lib:format("callback ~w/~w is undefined", [F, A]); %% --- types and specs --- format_error({singleton_typevar, Name}) -> io_lib:format("type variable ~w is only used once (is unbound)", [Name]); @@ -331,14 +337,10 @@ format_error({undefined_type, {TypeName, Arity}}) -> io_lib:format("type ~w~s undefined", [TypeName, gen_type_paren(Arity)]); format_error({unused_type, {TypeName, Arity}}) -> io_lib:format("type ~w~s is unused", [TypeName, gen_type_paren(Arity)]); -%% format_error({new_builtin_type, {TypeName, Arity}}) -> -%% io_lib:format("type ~w~s is a new builtin type; " -%% "its (re)definition is allowed only until the next release", -%% [TypeName, gen_type_paren(Arity)]); -format_error({new_var_arity_type, TypeName}) -> - io_lib:format("type ~w is a new builtin type; " +format_error({new_builtin_type, {TypeName, Arity}}) -> + io_lib:format("type ~w~s is a new builtin type; " "its (re)definition is allowed only until the next release", - [TypeName]); + [TypeName, gen_type_paren(Arity)]); format_error({builtin_type, {TypeName, Arity}}) -> io_lib:format("type ~w~s is a builtin type; it cannot be redefined", [TypeName, gen_type_paren(Arity)]); @@ -352,10 +354,14 @@ format_error({type_syntax, Constr}) -> io_lib:format("bad ~w type", [Constr]); format_error({redefine_spec, {M, F, A}}) -> io_lib:format("spec for ~w:~w/~w already defined", [M, F, A]); -format_error({redefine_callback, {M, F, A}}) -> - io_lib:format("callback ~w:~w/~w already defined", [M, F, A]); -format_error({spec_fun_undefined, {M, F, A}}) -> - io_lib:format("spec for undefined function ~w:~w/~w", [M, F, A]); +format_error({redefine_spec, {F, A}}) -> + io_lib:format("spec for ~w/~w already defined", [F, A]); +format_error({redefine_callback, {F, A}}) -> + io_lib:format("callback ~w/~w already defined", [F, A]); +format_error({bad_callback, {M, F, A}}) -> + io_lib:format("explicit module not allowed for callback ~w:~w/~w ", [M, F, A]); +format_error({spec_fun_undefined, {F, A}}) -> + io_lib:format("spec for undefined function ~w/~w", [F, A]); format_error({missing_spec, {F,A}}) -> io_lib:format("missing specification for function ~w/~w", [F, A]); format_error(spec_wrong_arity) -> @@ -383,9 +389,7 @@ format_error({underspecified_opaque, {TypeName, Arity}}) -> [TypeName, gen_type_paren(Arity)]); %% --- obsolete? unused? --- format_error({format_error, {Fmt, Args}}) -> - io_lib:format(Fmt, Args); -format_error({mnemosyne, What}) -> - "mnemosyne " ++ What ++ ", missing transformation". + io_lib:format(Fmt, Args). gen_type_paren(Arity) when is_integer(Arity), Arity >= 0 -> gen_type_paren_1(Arity, ")"). @@ -727,6 +731,8 @@ attribute_state({attribute,L,spec,{Fun,Types}}, St) -> spec_decl(L, Fun, Types, St); attribute_state({attribute,L,callback,{Fun,Types}}, St) -> callback_decl(L, Fun, Types, St); +attribute_state({attribute,L,optional_callbacks,Es}, St) -> + optional_callbacks(L, Es, St); attribute_state({attribute,L,on_load,Val}, St) -> on_load(L, Val, St); attribute_state({attribute,_L,_Other,_Val}, St) -> % Ignore others @@ -751,8 +757,6 @@ function_state({attribute,La,Attr,_Val}, St) -> add_error(La, {attribute,Attr}, St); function_state({function,L,N,A,Cs}, St) -> function(L, N, A, Cs, St); -function_state({rule,L,_N,_A,_Cs}, St) -> - add_error(L, {mnemosyne,"rule"}, St); function_state({eof,L}, St) -> eof(L, St). %% eof(LastLine, State) -> @@ -834,57 +838,73 @@ check_behaviour(St0) -> %% Check behaviours for existence and defined functions. behaviour_check(Bs, St0) -> - {AllBfs,St1} = all_behaviour_callbacks(Bs, [], St0), - St = behaviour_missing_callbacks(AllBfs, St1), + {AllBfs0, St1} = all_behaviour_callbacks(Bs, [], St0), + St = behaviour_missing_callbacks(AllBfs0, St1), + Exports = exports(St0), + F = fun(Bfs, OBfs) -> + [B || B <- Bfs, + not lists:member(B, OBfs) + orelse gb_sets:is_member(B, Exports)] + end, + %% After fixing missing callbacks new warnings may be emitted. + AllBfs = [{Item,F(Bfs0, OBfs0)} || {Item,Bfs0,OBfs0} <- AllBfs0], behaviour_conflicting(AllBfs, St). all_behaviour_callbacks([{Line,B}|Bs], Acc, St0) -> - {Bfs0,St} = behaviour_callbacks(Line, B, St0), - all_behaviour_callbacks(Bs, [{{Line,B},Bfs0}|Acc], St); + {Bfs0,OBfs0,St} = behaviour_callbacks(Line, B, St0), + all_behaviour_callbacks(Bs, [{{Line,B},Bfs0,OBfs0}|Acc], St); all_behaviour_callbacks([], Acc, St) -> {reverse(Acc),St}. behaviour_callbacks(Line, B, St0) -> try B:behaviour_info(callbacks) of - Funcs when is_list(Funcs) -> - All = all(fun({FuncName, Arity}) -> - is_atom(FuncName) andalso is_integer(Arity); - ({FuncName, Arity, Spec}) -> - is_atom(FuncName) andalso is_integer(Arity) - andalso is_list(Spec); - (_Other) -> - false - end, - Funcs), - MaybeRemoveSpec = fun({_F,_A}=FA) -> FA; - ({F,A,_S}) -> {F,A}; - (Other) -> Other - end, - if - All =:= true -> - {[MaybeRemoveSpec(F) || F <- Funcs], St0}; + undefined -> + St1 = add_warning(Line, {undefined_behaviour_callbacks, B}, St0), + {[], [], St1}; + Funcs -> + case is_fa_list(Funcs) of true -> + try B:behaviour_info(optional_callbacks) of + undefined -> + {Funcs, [], St0}; + OptFuncs -> + %% OptFuncs should always be OK thanks to + %% sys_pre_expand. + case is_fa_list(OptFuncs) of + true -> + {Funcs, OptFuncs, St0}; + false -> + W = {ill_defined_optional_callbacks, B}, + St1 = add_warning(Line, W, St0), + {Funcs, [], St1} + end + catch + _:_ -> + {Funcs, [], St0} + end; + false -> St1 = add_warning(Line, - {ill_defined_behaviour_callbacks,B}, + {ill_defined_behaviour_callbacks, B}, St0), - {[], St1} - end; - undefined -> - St1 = add_warning(Line, {undefined_behaviour_callbacks,B}, St0), - {[], St1}; - _Other -> - St1 = add_warning(Line, {ill_defined_behaviour_callbacks,B}, St0), - {[], St1} + {[], [], St1} + end catch _:_ -> - St1 = add_warning(Line, {undefined_behaviour,B}, St0), - {[], St1} + St1 = add_warning(Line, {undefined_behaviour, B}, St0), + {[], [], St1} end. -behaviour_missing_callbacks([{{Line,B},Bfs}|T], St0) -> +behaviour_missing_callbacks([{{Line,B},Bfs0,OBfs}|T], St0) -> + Bfs = ordsets:subtract(ordsets:from_list(Bfs0), ordsets:from_list(OBfs)), Exports = gb_sets:to_list(exports(St0)), - Missing = ordsets:subtract(ordsets:from_list(Bfs), Exports), + Missing = ordsets:subtract(Bfs, Exports), St = foldl(fun (F, S0) -> - add_warning(Line, {undefined_behaviour_func,F,B}, S0) + case is_fa(F) of + true -> + M = {undefined_behaviour_func,F,B}, + add_warning(Line, M, S0); + false -> + S0 % ill_defined_behaviour_callbacks + end end, St0, Missing), behaviour_missing_callbacks(T, St); behaviour_missing_callbacks([], St) -> St. @@ -1046,10 +1066,9 @@ check_undefined_types(#lint{usage=Usage,types=Def}=St0) -> Used = Usage#usage.used_types, UTAs = dict:fetch_keys(Used), Undef = [{TA,dict:fetch(TA, Used)} || - {T,_}=TA <- UTAs, + TA <- UTAs, not dict:is_key(TA, Def), - not is_default_type(TA), - not is_newly_introduced_var_arity_type(T)], + not is_default_type(TA)], foldl(fun ({TA,L}, St) -> add_error(L, {undefined_type,TA}, St) end, St0, Undef). @@ -1127,19 +1146,29 @@ check_unused_records(Forms, St0) -> end. check_callback_information(#lint{callbacks = Callbacks, - defined = Defined} = State) -> - case gb_sets:is_member({behaviour_info,1}, Defined) of - false -> State; + optional_callbacks = OptionalCbs, + defined = Defined} = St0) -> + OptFun = fun({MFA, Line}, St) -> + case dict:is_key(MFA, Callbacks) of + true -> + St; + false -> + add_error(Line, {undefined_callback, MFA}, St) + end + end, + St1 = lists:foldl(OptFun, St0, dict:to_list(OptionalCbs)), + case gb_sets:is_member({behaviour_info, 1}, Defined) of + false -> St1; true -> case dict:size(Callbacks) of - 0 -> State; + 0 -> St1; _ -> CallbacksList = dict:to_list(Callbacks), FoldL = - fun({Fa,Line},St) -> + fun({Fa, Line}, St) -> add_error(Line, {behaviour_info, Fa}, St) end, - lists:foldl(FoldL, State, CallbacksList) + lists:foldl(FoldL, St1, CallbacksList) end end. @@ -1404,20 +1433,7 @@ pattern({cons,_Line,H,T}, Vt, Old, Bvt, St0) -> pattern({tuple,_Line,Ps}, Vt, Old, Bvt, St) -> pattern_list(Ps, Vt, Old, Bvt, St); pattern({map,_Line,Ps}, Vt, Old, Bvt, St) -> - foldl(fun - ({map_field_assoc,L,_,_}, {Psvt,Bvt0,St0}) -> - {Psvt,Bvt0,add_error(L, illegal_pattern, St0)}; - ({map_field_exact,L,KP,VP}, {Psvt,Bvt0,St0}) -> - case is_valid_map_key(KP, pattern, St0) of - true -> - {Pvt,Bvt1,St1} = pattern(VP, Vt, Old, Bvt, St0), - {vtmerge_pat(Pvt, Psvt),vtmerge_pat(Bvt0, Bvt1), St1}; - false -> - {Psvt,Bvt0,add_error(L, illegal_map_key, St0)}; - {false,variable,Var} -> - {Psvt,Bvt0,add_error(L, {illegal_map_key_variable,Var}, St0)} - end - end, {[],[],St}, Ps); + pattern_map(Ps, Vt, Old, Bvt, St); %%pattern({struct,_Line,_Tag,Ps}, Vt, Old, Bvt, St) -> %% pattern_list(Ps, Vt, Old, Bvt, St); pattern({record_index,Line,Name,Field}, _Vt, _Old, _Bvt, St) -> @@ -1571,6 +1587,21 @@ is_pattern_expr_1({op,_Line,Op,A1,A2}) -> erl_internal:arith_op(Op, 2) andalso all(fun is_pattern_expr/1, [A1,A2]); is_pattern_expr_1(_Other) -> false. +pattern_map(Ps, Vt, Old, Bvt, St) -> + foldl(fun + ({map_field_assoc,L,_,_}, {Psvt,Bvt0,St0}) -> + {Psvt,Bvt0,add_error(L, illegal_pattern, St0)}; + ({map_field_exact,L,K,V}, {Psvt,Bvt0,St0}) -> + case is_valid_map_key(K) of + true -> + {Kvt,St1} = expr(K, Vt, St0), + {Vvt,Bvt2,St2} = pattern(V, Vt, Old, Bvt, St1), + {vtmerge_pat(vtmerge_pat(Kvt, Vvt), Psvt), vtmerge_pat(Bvt0, Bvt2), St2}; + false -> + {Psvt,Bvt0,add_error(L, illegal_map_key, St0)} + end + end, {[],[],St}, Ps). + %% pattern_bin([Element], VarTable, Old, BinVarTable, State) -> %% {UpdVarTable,UpdBinVarTable,State}. %% Check a pattern group. BinVarTable are used binsize variables. @@ -2085,8 +2116,8 @@ expr({'receive',Line,Cs,To,ToEs}, Vt, St0) -> {Cvt,St3} = icrt_clauses(Cs, Vt, St2), %% Csvts = [vtnew(Tevt, Vt)|Cvt], %This is just NEW variables! Csvts = [Tevt|Cvt], - {Rvt,St4} = icrt_export(Csvts, Vt, {'receive',Line}, St3), - {vtmerge([Tvt,Tevt,Rvt]),St4}; + Rvt = icrt_export(Csvts, Vt, {'receive',Line}), + {vtmerge([Tvt,Tevt,Rvt]),St3}; expr({'fun',Line,Body}, Vt, St) -> %%No one can think funs export! case Body of @@ -2197,21 +2228,20 @@ expr({'try',Line,Es,Scs,Ccs,As}, Vt, St0) -> %% passes cannot handle exports in combination with 'after'. {Evt0,St1} = exprs(Es, Vt, St0), TryLine = {'try',Line}, - Uvt = vtunsafe(vtnames(vtnew(Evt0, Vt)), TryLine, []), - Evt1 = vtupdate(Uvt, vtsubtract(Evt0, Uvt)), + Uvt = vtunsafe(TryLine, Evt0, Vt), + Evt1 = vtupdate(Uvt, Evt0), {Sccs,St2} = icrt_clauses(Scs++Ccs, TryLine, vtupdate(Evt1, Vt), St1), Rvt0 = Sccs, - Rvt1 = vtupdate(vtunsafe(vtnames(vtnew(Rvt0, Vt)), TryLine, []), Rvt0), + Rvt1 = vtupdate(vtunsafe(TryLine, Rvt0, Vt), Rvt0), Evt2 = vtmerge(Evt1, Rvt1), {Avt0,St} = exprs(As, vtupdate(Evt2, Vt), St2), - Avt1 = vtupdate(vtunsafe(vtnames(vtnew(Avt0, Vt)), TryLine, []), Avt0), + Avt1 = vtupdate(vtunsafe(TryLine, Avt0, Vt), Avt0), Avt = vtmerge(Evt2, Avt1), {Avt,St}; expr({'catch',Line,E}, Vt, St0) -> %% No new variables added, flag new variables as unsafe. - {Evt,St1} = expr(E, Vt, St0), - Uvt = vtunsafe(vtnames(vtnew(Evt, Vt)), {'catch',Line}, []), - {vtupdate(Uvt,vtupdate(Evt, Vt)),St1}; + {Evt,St} = expr(E, Vt, St0), + {vtupdate(vtunsafe({'catch',Line}, Evt, Vt), Evt),St}; expr({match,_Line,P,E}, Vt, St0) -> {Evt,St1} = expr(E, Vt, St0), {Pvt,Bvt,St2} = pattern(P, vtupdate(Evt, Vt), St1), @@ -2224,9 +2254,8 @@ expr({op,Line,Op,L,R}, Vt, St0) when Op =:= 'orelse'; Op =:= 'andalso' -> {Evt1,St1} = expr(L, Vt, St0), Vt1 = vtupdate(Evt1, Vt), {Evt2,St2} = expr(R, Vt1, St1), - Vt2 = vtmerge(Evt2, Vt1), - {Vt3,St3} = icrt_export([Vt1,Vt2], Vt1, {Op,Line}, St2), - {vtmerge(Evt1, Vt3),St3}; + Evt3 = vtupdate(vtunsafe({Op,Line}, Evt2, Vt1), Evt2), + {vtmerge(Evt1, Evt3),St2}; expr({op,_Line,_Op,L,R}, Vt, St) -> expr_list([L,R], Vt, St); %They see the same variables %% The following are not allowed to occur anywhere! @@ -2254,14 +2283,9 @@ check_assoc_fields([{map_field_assoc,_,_,_}|Fs], St) -> check_assoc_fields([], St) -> St. -map_fields([{Tag,Line,K,V}|Fs], Vt, St, F) when Tag =:= map_field_assoc; - Tag =:= map_field_exact -> - St1 = case is_valid_map_key(K, St) of - true -> St; - false -> add_error(Line, illegal_map_key, St); - {false,variable,Var} -> add_error(Line, {illegal_map_key_variable,Var}, St) - end, - {Pvt,St2} = F([K,V], Vt, St1), +map_fields([{Tag,_,K,V}|Fs], Vt, St, F) when Tag =:= map_field_assoc; + Tag =:= map_field_exact -> + {Pvt,St2} = F([K,V], Vt, St), {Vts,St3} = map_fields(Fs, Vt, St2, F), {vtupdate(Pvt, Vts),St3}; map_fields([], Vt, St, _) -> @@ -2319,21 +2343,14 @@ is_valid_call(Call) -> _ -> true end. -%% is_valid_map_key(K,St) -> true | false | {false, Var::atom()} -%% check for value expression without variables - -is_valid_map_key(K,St) -> - is_valid_map_key(K,expr,St). -is_valid_map_key(K,Ctx,St) -> - case expr(K,[],St) of - {[],_} -> - is_valid_map_key_value(K,Ctx); - {[Var|_],_} -> - {false,variable,element(1,Var)} - end. +%% is_valid_map_key(K,St) -> true | false +%% variables are allowed for patterns only at the top of the tree -is_valid_map_key_value(K,Ctx) -> +is_valid_map_key({var,_,_}) -> true; +is_valid_map_key(K) -> is_valid_map_key_value(K). +is_valid_map_key_value(K) -> case K of + {var,_,_} -> false; {char,_,_} -> true; {integer,_,_} -> true; {float,_,_} -> true; @@ -2341,36 +2358,36 @@ is_valid_map_key_value(K,Ctx) -> {nil,_} -> true; {atom,_,_} -> true; {cons,_,H,T} -> - is_valid_map_key_value(H,Ctx) andalso - is_valid_map_key_value(T,Ctx); + is_valid_map_key_value(H) andalso + is_valid_map_key_value(T); {tuple,_,Es} -> foldl(fun(E,B) -> - B andalso is_valid_map_key_value(E,Ctx) + B andalso is_valid_map_key_value(E) end,true,Es); {map,_,Arg,Ps} -> % only check for value expressions to be valid % invalid map expressions are later checked in % core and kernel - is_valid_map_key_value(Arg,Ctx) andalso foldl(fun + is_valid_map_key_value(Arg) andalso foldl(fun ({Tag,_,Ke,Ve},B) when Tag =:= map_field_assoc; - Tag =:= map_field_exact, Ctx =:= expr -> - B andalso is_valid_map_key_value(Ke,Ctx) - andalso is_valid_map_key_value(Ve,Ctx); + Tag =:= map_field_exact -> + B andalso is_valid_map_key_value(Ke) + andalso is_valid_map_key_value(Ve); (_,_) -> false end,true,Ps); {map,_,Ps} -> foldl(fun ({Tag,_,Ke,Ve},B) when Tag =:= map_field_assoc; - Tag =:= map_field_exact, Ctx =:= expr -> - B andalso is_valid_map_key_value(Ke,Ctx) - andalso is_valid_map_key_value(Ve,Ctx); + Tag =:= map_field_exact -> + B andalso is_valid_map_key_value(Ke) + andalso is_valid_map_key_value(Ve); (_,_) -> false end, true, Ps); {record,_,_,Fs} -> foldl(fun ({record_field,_,Ke,Ve},B) -> - B andalso is_valid_map_key_value(Ke,Ctx) - andalso is_valid_map_key_value(Ve,Ctx) + B andalso is_valid_map_key_value(Ke) + andalso is_valid_map_key_value(Ve) end,true,Fs); {bin,_,Es} -> % only check for value expressions to be valid @@ -2378,9 +2395,9 @@ is_valid_map_key_value(K,Ctx) -> % core and kernel foldl(fun ({bin_element,_,E,_,_},B) -> - B andalso is_valid_map_key_value(E,Ctx) + B andalso is_valid_map_key_value(E) end,true,Es); - _ -> false + Val -> is_pattern_expr(Val) end. %% record_def(Line, RecordName, [RecField], State) -> State. @@ -2615,30 +2632,21 @@ type_def(Attr, Line, TypeName, ProtoType, Args, St0) -> true -> case is_obsolete_builtin_type(TypePair) of true -> StoreType(St0); - false -> add_error(Line, {builtin_type, TypePair}, St0) -%% case is_newly_introduced_builtin_type(TypePair) of -%% %% allow some types just for bootstrapping -%% true -> -%% Warn = {new_builtin_type, TypePair}, -%% St1 = add_warning(Line, Warn, St0), -%% StoreType(St1); -%% false -> -%% add_error(Line, {builtin_type, TypePair}, St0) -%% end + false -> + case is_newly_introduced_builtin_type(TypePair) of + %% allow some types just for bootstrapping + true -> + Warn = {new_builtin_type, TypePair}, + St1 = add_warning(Line, Warn, St0), + StoreType(St1); + false -> + add_error(Line, {builtin_type, TypePair}, St0) + end end; false -> - case - dict:is_key(TypePair, TypeDefs) orelse - is_var_arity_type(TypeName) - of + case dict:is_key(TypePair, TypeDefs) of true -> - case is_newly_introduced_var_arity_type(TypeName) of - true -> - Warn = {new_var_arity_type, TypeName}, - add_warning(Line, Warn, St0); - false -> - add_error(Line, {redefine_type, TypePair}, St0) - end; + add_error(Line, {redefine_type, TypePair}, St0); false -> St1 = case Attr =:= opaque andalso @@ -2675,7 +2683,7 @@ check_type({paren_type, _L, [Type]}, SeenVars, St) -> check_type({remote_type, L, [{atom, _, Mod}, {atom, _, Name}, Args]}, SeenVars, #lint{module=CurrentMod} = St) -> case Mod =:= CurrentMod of - true -> check_type({type, L, Name, Args}, SeenVars, St); + true -> check_type({user_type, L, Name, Args}, SeenVars, St); false -> lists:foldl(fun(T, {AccSeenVars, AccSt}) -> check_type(T, AccSeenVars, AccSt) @@ -2709,12 +2717,15 @@ check_type({type, L, range, [From, To]}, SeenVars, St) -> _ -> add_error(L, {type_syntax, range}, St) end, {SeenVars, St1}; -check_type({type, _L, map, any}, SeenVars, St) -> {SeenVars, St}; +check_type({type, L, map, any}, SeenVars, St) -> + %% To get usage right while map/0 is a newly_introduced_builtin_type. + St1 = used_type({map, 0}, L, St), + {SeenVars, St1}; check_type({type, _L, map, Pairs}, SeenVars, St) -> lists:foldl(fun(Pair, {AccSeenVars, AccSt}) -> check_type(Pair, AccSeenVars, AccSt) end, {SeenVars, St}, Pairs); -check_type({type, _L, map_field_assoc, Dom, Range}, SeenVars, St) -> +check_type({type, _L, map_field_assoc, [Dom, Range]}, SeenVars, St) -> check_type({type, -1, product, [Dom, Range]}, SeenVars, St); check_type({type, _L, tuple, any}, SeenVars, St) -> {SeenVars, St}; check_type({type, _L, any}, SeenVars, St) -> {SeenVars, St}; @@ -2733,41 +2744,39 @@ check_type({type, L, record, [Name|Fields]}, SeenVars, St) -> check_record_types(L, Atom, Fields, SeenVars, St1); _ -> {SeenVars, add_error(L, {type_syntax, record}, St)} end; -check_type({type, _L, product, Args}, SeenVars, St) -> +check_type({type, _L, Tag, Args}, SeenVars, St) when Tag =:= product; + Tag =:= union; + Tag =:= tuple -> lists:foldl(fun(T, {AccSeenVars, AccSt}) -> check_type(T, AccSeenVars, AccSt) end, {SeenVars, St}, Args); check_type({type, La, TypeName, Args}, SeenVars, St) -> - #lint{usage=Usage, module = Module, types=Types} = St, + #lint{module = Module, types=Types} = St, Arity = length(Args), TypePair = {TypeName, Arity}, - St1 = case is_var_arity_type(TypeName) of - true -> St; - false -> - Obsolete = (is_warn_enabled(deprecated_type, St) - andalso obsolete_builtin_type(TypePair)), - IsObsolete = - case Obsolete of - {deprecated, Repl, _} when element(1, Repl) =/= Module -> - case dict:find(TypePair, Types) of - {ok, _} -> false; - error -> true - end; - _ -> false - end, - case IsObsolete of - true -> + Obsolete = (is_warn_enabled(deprecated_type, St) + andalso obsolete_builtin_type(TypePair)), + St1 = case Obsolete of + {deprecated, Repl, _} when element(1, Repl) =/= Module -> + case dict:find(TypePair, Types) of + {ok, _} -> + used_type(TypePair, La, St); + error -> {deprecated, Replacement, Rel} = Obsolete, Tag = deprecated_builtin_type, W = {Tag, TypePair, Replacement, Rel}, - add_warning(La, W, St); - false -> - OldUsed = Usage#usage.used_types, - UsedTypes = dict:store(TypePair, La, OldUsed), - St#lint{usage=Usage#usage{used_types=UsedTypes}} - end - end, + add_warning(La, W, St) + end; + _ -> St + end, check_type({type, -1, product, Args}, SeenVars, St1); +check_type({user_type, L, TypeName, Args}, SeenVars, St) -> + Arity = length(Args), + TypePair = {TypeName, Arity}, + St1 = used_type(TypePair, L, St), + lists:foldl(fun(T, {AccSeenVars, AccSt}) -> + check_type(T, AccSeenVars, AccSt) + end, {SeenVars, St1}, Args); check_type(I, SeenVars, St) -> case erl_eval:partial_eval(I) of {integer,_ILn,_Integer} -> {SeenVars, St}; @@ -2809,95 +2818,24 @@ check_record_types([{type, _, field_type, [{atom, AL, FName}, Type]}|Left], check_record_types([], _Name, _DefFields, SeenVars, St, _SeenFields) -> {SeenVars, St}. -is_var_arity_type(tuple) -> true; -is_var_arity_type(map) -> true; -is_var_arity_type(product) -> true; -is_var_arity_type(union) -> true; -is_var_arity_type(record) -> true; -is_var_arity_type(_) -> false. - -is_default_type({any, 0}) -> true; -is_default_type({arity, 0}) -> true; -is_default_type({array, 0}) -> true; -is_default_type({atom, 0}) -> true; -is_default_type({atom, 1}) -> true; -is_default_type({binary, 0}) -> true; -is_default_type({binary, 2}) -> true; -is_default_type({bitstring, 0}) -> true; -is_default_type({bool, 0}) -> true; -is_default_type({boolean, 0}) -> true; -is_default_type({byte, 0}) -> true; -is_default_type({char, 0}) -> true; -is_default_type({dict, 0}) -> true; -is_default_type({digraph, 0}) -> true; -is_default_type({float, 0}) -> true; -is_default_type({'fun', 0}) -> true; -is_default_type({'fun', 2}) -> true; -is_default_type({function, 0}) -> true; -is_default_type({gb_set, 0}) -> true; -is_default_type({gb_tree, 0}) -> true; -is_default_type({identifier, 0}) -> true; -is_default_type({integer, 0}) -> true; -is_default_type({integer, 1}) -> true; -is_default_type({iodata, 0}) -> true; -is_default_type({iolist, 0}) -> true; -is_default_type({list, 0}) -> true; -is_default_type({list, 1}) -> true; -is_default_type({maybe_improper_list, 0}) -> true; -is_default_type({maybe_improper_list, 2}) -> true; -is_default_type({mfa, 0}) -> true; -is_default_type({module, 0}) -> true; -is_default_type({neg_integer, 0}) -> true; -is_default_type({nil, 0}) -> true; -is_default_type({no_return, 0}) -> true; -is_default_type({node, 0}) -> true; -is_default_type({non_neg_integer, 0}) -> true; -is_default_type({none, 0}) -> true; -is_default_type({nonempty_list, 0}) -> true; -is_default_type({nonempty_list, 1}) -> true; -is_default_type({nonempty_improper_list, 2}) -> true; -is_default_type({nonempty_maybe_improper_list, 0}) -> true; -is_default_type({nonempty_maybe_improper_list, 2}) -> true; -is_default_type({nonempty_string, 0}) -> true; -is_default_type({number, 0}) -> true; -is_default_type({pid, 0}) -> true; -is_default_type({port, 0}) -> true; -is_default_type({pos_integer, 0}) -> true; -is_default_type({queue, 0}) -> true; -is_default_type({range, 2}) -> true; -is_default_type({reference, 0}) -> true; -is_default_type({set, 0}) -> true; -is_default_type({string, 0}) -> true; -is_default_type({term, 0}) -> true; -is_default_type({timeout, 0}) -> true; -is_default_type({var, 1}) -> true; -is_default_type(_) -> false. - -is_newly_introduced_var_arity_type(map) -> true; -is_newly_introduced_var_arity_type(_) -> false. - -%% is_newly_introduced_builtin_type({Name, _}) when is_atom(Name) -> false. +used_type(TypePair, L, St) -> + Usage = St#lint.usage, + OldUsed = Usage#usage.used_types, + UsedTypes = dict:store(TypePair, L, OldUsed), + St#lint{usage=Usage#usage{used_types=UsedTypes}}. + +is_default_type({Name, NumberOfTypeVariables}) -> + erl_internal:is_type(Name, NumberOfTypeVariables). + +is_newly_introduced_builtin_type({map, 0}) -> true; +is_newly_introduced_builtin_type({Name, _}) when is_atom(Name) -> false. is_obsolete_builtin_type(TypePair) -> obsolete_builtin_type(TypePair) =/= no. -%% Obsolete in OTP 17.0. -obsolete_builtin_type({array, 0}) -> - {deprecated, {array, array, 1}, "OTP 18.0"}; -obsolete_builtin_type({dict, 0}) -> - {deprecated, {dict, dict, 2}, "OTP 18.0"}; -obsolete_builtin_type({digraph, 0}) -> - {deprecated, {digraph, graph}, "OTP 18.0"}; -obsolete_builtin_type({gb_set, 0}) -> - {deprecated, {gb_sets, set, 1}, "OTP 18.0"}; -obsolete_builtin_type({gb_tree, 0}) -> - {deprecated, {gb_trees, tree, 2}, "OTP 18.0"}; -obsolete_builtin_type({queue, 0}) -> - {deprecated, {queue, queue, 1}, "OTP 18.0"}; -obsolete_builtin_type({set, 0}) -> - {deprecated, {sets, set, 1}, "OTP 18.0"}; -obsolete_builtin_type({tid, 0}) -> - {deprecated, {ets, tid}, "OTP 18.0"}; +%% To keep Dialyzer silent... +obsolete_builtin_type({1, 255}) -> + {deprecated, {2, 255}, ""}; obsolete_builtin_type({Name, A}) when is_atom(Name), is_integer(A) -> no. %% spec_decl(Line, Fun, Types, State) -> State. @@ -2909,7 +2847,7 @@ spec_decl(Line, MFA0, TypeSpecs, St0 = #lint{specs = Specs, module = Mod}) -> end, St1 = St0#lint{specs = dict:store(MFA, Line, Specs)}, case dict:is_key(MFA, Specs) of - true -> add_error(Line, {redefine_spec, MFA}, St1); + true -> add_error(Line, {redefine_spec, MFA0}, St1); false -> check_specs(TypeSpecs, Arity, St1) end. @@ -2917,16 +2855,50 @@ spec_decl(Line, MFA0, TypeSpecs, St0 = #lint{specs = Specs, module = Mod}) -> callback_decl(Line, MFA0, TypeSpecs, St0 = #lint{callbacks = Callbacks, module = Mod}) -> - MFA = case MFA0 of - {F, Arity} -> {Mod, F, Arity}; - {_M, _F, Arity} -> MFA0 - end, - St1 = St0#lint{callbacks = dict:store(MFA, Line, Callbacks)}, - case dict:is_key(MFA, Callbacks) of - true -> add_error(Line, {redefine_callback, MFA}, St1); - false -> check_specs(TypeSpecs, Arity, St1) + case MFA0 of + {_M, _F, _A} -> add_error(Line, {bad_callback, MFA0}, St0); + {F, Arity} -> + MFA = {Mod, F, Arity}, + St1 = St0#lint{callbacks = dict:store(MFA, Line, Callbacks)}, + case dict:is_key(MFA, Callbacks) of + true -> add_error(Line, {redefine_callback, MFA0}, St1); + false -> check_specs(TypeSpecs, Arity, St1) + end + end. + +%% optional_callbacks(Line, FAs, State) -> State. + +optional_callbacks(Line, Term, St0) -> + try true = is_fa_list(Term), Term of + FAs -> + optional_cbs(Line, FAs, St0) + catch + _:_ -> + St0 % ignore others end. +optional_cbs(_Line, [], St) -> + St; +optional_cbs(Line, [{F,A}|FAs], St0) -> + #lint{optional_callbacks = OptionalCbs, module = Mod} = St0, + MFA = {Mod, F, A}, + St1 = St0#lint{optional_callbacks = dict:store(MFA, Line, OptionalCbs)}, + St2 = case dict:is_key(MFA, OptionalCbs) of + true -> + add_error(Line, {redefine_optional_callback, {F,A}}, St1); + false -> + St1 + end, + optional_cbs(Line, FAs, St2). + +is_fa_list([E|L]) -> is_fa(E) andalso is_fa_list(L); +is_fa_list([]) -> true; +is_fa_list(_) -> false. + +is_fa({FuncName, Arity}) + when is_atom(FuncName), is_integer(Arity), Arity >= 0 -> true; +is_fa(_) -> false. + check_specs([FunType|Left], Arity, St0) -> {FunType1, CTypes} = case FunType of @@ -2950,10 +2922,11 @@ check_specs([], _Arity, St) -> St. check_specs_without_function(#lint{module=Mod,defined=Funcs,specs=Specs}=St) -> - Fun = fun({M, F, A} = MFA, Line, AccSt) when M =:= Mod -> - case gb_sets:is_element({F, A}, Funcs) of + Fun = fun({M, F, A}, Line, AccSt) when M =:= Mod -> + FA = {F, A}, + case gb_sets:is_element(FA, Funcs) of true -> AccSt; - false -> add_error(Line, {spec_fun_undefined, MFA}, AccSt) + false -> add_error(Line, {spec_fun_undefined, FA}, AccSt) end; ({_M, _F, _A}, _Line, AccSt) -> AccSt end, @@ -3032,11 +3005,12 @@ check_local_opaque_types(St) -> dict:fold(FoldFun, St, Ts). %% icrt_clauses(Clauses, In, ImportVarTable, State) -> -%% {NewVts,State}. +%% {UpdVt,State}. icrt_clauses(Cs, In, Vt, St0) -> {Csvt,St1} = icrt_clauses(Cs, Vt, St0), - icrt_export(Csvt, Vt, In, St1). + UpdVt = icrt_export(Csvt, Vt, In), + {UpdVt,St1}. %% icrt_clauses(Clauses, ImportVarTable, State) -> %% {NewVts,State}. @@ -3046,26 +3020,73 @@ icrt_clauses(Cs, Vt, St) -> icrt_clause({clause,_Line,H,G,B}, Vt0, St0) -> {Hvt,Binvt,St1} = head(H, Vt0, St0), - Vt1 = vtupdate(Hvt, vtupdate(Binvt, Vt0)), - {Gvt,St2} = guard(G, Vt1, St1), + Vt1 = vtupdate(Hvt, Binvt), + {Gvt,St2} = guard(G, vtupdate(Vt1, Vt0), St1), Vt2 = vtupdate(Gvt, Vt1), - {Bvt,St3} = exprs(B, Vt2, St2), + {Bvt,St3} = exprs(B, vtupdate(Vt2, Vt0), St2), {vtupdate(Bvt, Vt2),St3}. -icrt_export(Csvt, Vt, In, St) -> - Vt1 = vtmerge(Csvt), - All = ordsets:subtract(vintersection(Csvt), vtnames(Vt)), - Some = ordsets:subtract(vtnames(Vt1), vtnames(Vt)), - Xvt = vtexport(All, In, []), - Evt = vtunsafe(ordsets:subtract(Some, All), In, Xvt), - Unused = vtmerge([unused_vars(Vt0, Vt, St) || Vt0 <- Csvt]), - %% Exported and unsafe variables may be unused: - Uvt = vtmerge(Evt, Unused), - %% Make exported and unsafe unused variables unused in subsequent code: - Vt2 = vtmerge(Uvt, vtsubtract(Vt1, Uvt)), - %% Forget about old variables which were not used: - Vt3 = vtmerge(vtnew(Vt2, Vt), vt_no_unused(vtold(Vt2, Vt))), - {Vt3,St}. +icrt_export(Vts, Vt, {Tag,Attrs}) -> + {_File,Loc} = loc(Attrs), + icrt_export(lists:merge(Vts), Vt, {Tag,Loc}, length(Vts), []). + +icrt_export([{V,{{export,_},_,_}}|Vs0], [{V,{{export,_}=S0,_,Ls}}|Vt], + In, I, Acc) -> + %% V was an exported variable and has been used in an expression in at least + %% one clause. Its state needs to be merged from all clauses to silence any + %% exported var warning already emitted. + {VVs,Vs} = lists:partition(fun ({K,_}) -> K =:= V end, Vs0), + S = foldl(fun ({_,{S1,_,_}}, AccS) -> merge_state(AccS, S1) end, S0, VVs), + icrt_export(Vs, Vt, In, I, [{V,{S,used,Ls}}|Acc]); +icrt_export([{V,_}|Vs0], [{V,{_,_,Ls}}|Vt], In, I, Acc) -> + %% V was either unsafe or bound and has now been reused. It may also have + %% been an export but as it was not matched by the previous clause, it means + %% it has been changed to 'bound' in at least one clause because it was used + %% in a pattern. + Vs = lists:dropwhile(fun ({K,_}) -> K =:= V end, Vs0), + icrt_export(Vs, Vt, In, I, [{V,{bound,used,Ls}}|Acc]); +icrt_export([{V1,_}|_]=Vs, [{V2,_}|Vt], In, I, Acc) when V1 > V2 -> + %% V2 was already in scope and has not been reused in any clause. + icrt_export(Vs, Vt, In, I, Acc); +icrt_export([{V,_}|_]=Vs0, Vt, In, I, Acc) -> + %% V is a new variable. + {VVs,Vs} = lists:partition(fun ({K,_}) -> K =:= V end, Vs0), + F = fun ({_,{S,U,Ls}}, {AccI,AccS0,AccLs0}) -> + AccS = case {S,AccS0} of + {{unsafe,_},{unsafe,_}} -> + %% V was found unsafe in a previous clause, mark + %% it as unsafe for the whole parent expression. + {unsafe,In}; + {{unsafe,_},_} -> + %% V was unsafe in a clause, keep that state and + %% generalize it to the whole expression if it + %% is found unsafe in another one. + S; + _ -> + %% V is either bound or exported, keep original + %% state. + AccS0 + end, + AccLs = case U of + used -> AccLs0; + unused -> merge_lines(AccLs0, Ls) + end, + {AccI + 1,AccS,AccLs} + end, + %% Initial state is exported from the current expression. + {Count,S1,Ls} = foldl(F, {0,{export,In},[]}, VVs), + S = case Count of + I -> + %% V was found in all clauses, keep computed state. + S1; + _ -> + %% V was not bound in some clauses, mark as unsafe. + {unsafe,In} + end, + U = case Ls of [] -> used; _ -> unused end, + icrt_export(Vs, Vt, In, I, [{V,{S,U,Ls}}|Acc]); +icrt_export([], _, _, _, Acc) -> + reverse(Acc). handle_comprehension(E, Qs, Vt0, St0) -> {Vt1, Uvt, St1} = lc_quals(Qs, Vt0, St0), @@ -3163,7 +3184,8 @@ fun_clauses(Cs, Vt, St) -> {Cvt,St1} = fun_clause(C, Vt, St0), {vtmerge(Cvt, Bvt0),St1} end, {[],St#lint{recdef_top = false}}, Cs), - {vt_no_unused(vtold(Bvt, Vt)),St2#lint{recdef_top = OldRecDef}}. + Uvt = vt_no_unsafe(vt_no_unused(vtold(Bvt, Vt))), + {Uvt,St2#lint{recdef_top = OldRecDef}}. fun_clause({clause,_Line,H,G,B}, Vt0, St0) -> {Hvt,Binvt,St1} = head(H, Vt0, [], St0), % No imported pattern variables @@ -3277,19 +3299,24 @@ pat_binsize_var(V, Line, Vt, Bvt, St) -> %% exported vars are probably safe, warn only if warn_export_vars is %% set. -expr_var(V, Line, Vt, St0) -> +expr_var(V, Line, Vt, St) -> case orddict:find(V, Vt) of {ok,{bound,_Usage,Ls}} -> - {[{V,{bound,used,Ls}}],St0}; + {[{V,{bound,used,Ls}}],St}; {ok,{{unsafe,In},_Usage,Ls}} -> {[{V,{bound,used,Ls}}], - add_error(Line, {unsafe_var,V,In}, St0)}; + add_error(Line, {unsafe_var,V,In}, St)}; {ok,{{export,From},_Usage,Ls}} -> - {[{V,{bound,used,Ls}}], - exported_var(Line, V, From, St0)}; + case is_warn_enabled(export_vars, St) of + true -> + {[{V,{bound,used,Ls}}], + add_warning(Line, {exported_var,V,From}, St)}; + false -> + {[{V,{{export,From},used,Ls}}],St} + end; error -> {[{V,{bound,used,[Line]}}], - add_error(Line, {unbound_var,V}, St0)} + add_error(Line, {unbound_var,V}, St)} end. exported_var(Line, V, From, St) -> @@ -3353,17 +3380,12 @@ vtupdate(Uvt, Vt0) -> {S, merge_used(U1, U2), merge_lines(L1, L2)} end, Uvt, Vt0). -%% vtexport([Variable], From, VarTable) -> VarTable. -%% vtunsafe([Variable], From, VarTable) -> VarTable. -%% Add the variables to VarTable either as exported from From or as unsafe. +%% vtunsafe(From, UpdVarTable, VarTable) -> UnsafeVarTable. +%% Return all new variables in UpdVarTable as unsafe. -vtexport(Vs, {InTag,FileLine}, Vt0) -> +vtunsafe({Tag,FileLine}, Uvt, Vt) -> {_File,Line} = loc(FileLine), - vtupdate([{V,{{export,{InTag,Line}},unused,[]}} || V <- Vs], Vt0). - -vtunsafe(Vs, {InTag,FileLine}, Vt0) -> - {_File,Line} = loc(FileLine), - vtupdate([{V,{{unsafe,{InTag,Line}},unused,[]}} || V <- Vs], Vt0). + [{V,{{unsafe,{Tag,Line}},U,Ls}} || {V,{_,U,Ls}} <- vtnew(Uvt, Vt)]. %% vtmerge(VarTable, VarTable) -> VarTable. %% Merge two variables tables generating a new vartable. Give priority to @@ -3416,8 +3438,6 @@ vtsubtract(New, Old) -> vtold(New, Old) -> orddict:filter(fun (V, _How) -> orddict:is_key(V, Old) end, New). -vtnames(Vt) -> [ V || {V,_How} <- Vt ]. - vt_no_unsafe(Vt) -> [V || {_,{S,_U,_L}}=V <- Vt, case S of {unsafe,_} -> false; @@ -3426,29 +3446,6 @@ vt_no_unsafe(Vt) -> [V || {_,{S,_U,_L}}=V <- Vt, vt_no_unused(Vt) -> [V || {_,{_,U,_L}}=V <- Vt, U =/= unused]. -%% vunion(VarTable1, VarTable2) -> [VarName]. -%% vunion([VarTable]) -> [VarName]. -%% vintersection(VarTable1, VarTable2) -> [VarName]. -%% vintersection([VarTable]) -> [VarName]. -%% Union/intersection of names of vars in VarTable. - --ifdef(NOTUSED). -vunion(Vs1, Vs2) -> ordsets:union(vtnames(Vs1), vtnames(Vs2)). - -vunion(Vss) -> foldl(fun (Vs, Uvs) -> - ordsets:union(vtnames(Vs), Uvs) - end, [], Vss). - -vintersection(Vs1, Vs2) -> ordsets:intersection(vtnames(Vs1), vtnames(Vs2)). --endif. - -vintersection([Vs]) -> - vtnames(Vs); %Boundary conditions!!! -vintersection([Vs|Vss]) -> - ordsets:intersection(vtnames(Vs), vintersection(Vss)); -vintersection([]) -> - []. - %% copy_expr(Expr, Line) -> Expr. %% Make a copy of Expr converting all line numbers to Line. diff --git a/lib/stdlib/src/erl_parse.yrl b/lib/stdlib/src/erl_parse.yrl index 1d4a2a1fef..3502a50eaa 100644 --- a/lib/stdlib/src/erl_parse.yrl +++ b/lib/stdlib/src/erl_parse.yrl @@ -42,7 +42,6 @@ function_call argument_list exprs guard atomic strings prefix_op mult_op add_op list_op comp_op -rule rule_clauses rule_clause rule_body binary bin_elements bin_element bit_expr opt_bit_size_expr bit_size_expr opt_bit_type_list bit_type_list bit_type top_type top_type_100 top_types type typed_expr typed_attr_val @@ -54,7 +53,7 @@ bin_base_type bin_unit_type type_200 type_300 type_400 type_500. Terminals char integer float atom string var -'(' ')' ',' '->' ':-' '{' '}' '[' ']' '|' '||' '<-' ';' ':' '#' '.' +'(' ')' ',' '->' '{' '}' '[' ']' '|' '||' '<-' ';' ':' '#' '.' 'after' 'begin' 'case' 'try' 'catch' 'end' 'fun' 'if' 'of' 'receive' 'when' 'andalso' 'orelse' 'bnot' 'not' @@ -73,7 +72,6 @@ Rootsymbol form. form -> attribute dot : '$1'. form -> function dot : '$1'. -form -> rule dot : '$1'. attribute -> '-' atom attr_val : build_attribute('$2', '$3'). attribute -> '-' atom typed_attr_val : build_typed_attribute('$2','$3'). @@ -146,8 +144,7 @@ type -> '(' top_type ')' : {paren_type, ?line('$2'), ['$2']}. type -> var : '$1'. type -> atom : '$1'. type -> atom '(' ')' : build_gen_type('$1'). -type -> atom '(' top_types ')' : {type, ?line('$1'), - normalise('$1'), '$3'}. +type -> atom '(' top_types ')' : build_type('$1', '$3'). type -> atom ':' atom '(' ')' : {remote_type, ?line('$1'), ['$1', '$3', []]}. type -> atom ':' atom '(' top_types ')' : {remote_type, ?line('$1'), @@ -181,7 +178,7 @@ fun_type -> '(' top_types ')' '->' top_type map_pair_types -> map_pair_type : ['$1']. map_pair_types -> map_pair_type ',' map_pair_types : ['$1'|'$3']. -map_pair_type -> top_type '=>' top_type : {type, ?line('$2'), map_field_assoc,'$1','$3'}. +map_pair_type -> top_type '=>' top_type : {type, ?line('$2'), map_field_assoc,['$1','$3']}. field_types -> field_type : ['$1']. field_types -> field_type ',' field_types : ['$1'|'$3']. @@ -521,17 +518,6 @@ comp_op -> '>' : '$1'. comp_op -> '=:=' : '$1'. comp_op -> '=/=' : '$1'. -rule -> rule_clauses : build_rule('$1'). - -rule_clauses -> rule_clause : ['$1']. -rule_clauses -> rule_clause ';' rule_clauses : ['$1'|'$3']. - -rule_clause -> atom clause_args clause_guard rule_body : - {clause,?line('$1'),element(3, '$1'),'$2','$3','$4'}. - -rule_body -> ':-' lc_exprs: '$2'. - - Erlang code. -export([parse_form/1,parse_exprs/1,parse_term/1]). @@ -665,6 +651,8 @@ find_arity_from_specs([Spec|_]) -> {type, _, 'fun', [{type, _, product, Args},_]} = Fun, length(Args). +build_def({var, L, '_'}, _Types) -> + ret_err(L, "bad type variable"); build_def(LHS, Types) -> IsSubType = {atom, ?line(LHS), is_subtype}, {type, ?line(LHS), constraint, [IsSubType, [LHS, Types]]}. @@ -684,7 +672,8 @@ build_gen_type({atom, La, tuple}) -> build_gen_type({atom, La, map}) -> {type, La, map, any}; build_gen_type({atom, La, Name}) -> - {type, La, Name, []}. + Tag = type_tag(Name, 0), + {Tag, La, Name, []}. build_bin_type([{var, _, '_'}|Left], Int) -> build_bin_type(Left, Int); @@ -693,6 +682,16 @@ build_bin_type([], Int) -> build_bin_type([{var, La, _}|_], _) -> ret_err(La, "Bad binary type"). +build_type({atom, L, Name}, Types) -> + Tag = type_tag(Name, length(Types)), + {Tag, L, Name, Types}. + +type_tag(TypeName, NumberOfTypeVariables) -> + case erl_internal:is_type(TypeName, NumberOfTypeVariables) of + true -> type; + false -> user_type + end. + %% build_attribute(AttrName, AttrValue) -> %% {attribute,Line,module,Module} %% {attribute,Line,export,Exports} @@ -834,13 +833,6 @@ build_function(Cs) -> Arity = length(element(4, hd(Cs))), {function,?line(hd(Cs)),Name,Arity,check_clauses(Cs, Name, Arity)}. -%% build_rule([Clause]) -> {rule,Line,Name,Arity,[Clause]'} - -build_rule(Cs) -> - Name = element(3, hd(Cs)), - Arity = length(element(4, hd(Cs))), - {rule,?line(hd(Cs)),Name,Arity,check_clauses(Cs, Name, Arity)}. - %% build_fun(Line, [Clause]) -> {'fun',Line,{clauses,[Clause]}}. build_fun(Line, Cs) -> diff --git a/lib/stdlib/src/erl_pp.erl b/lib/stdlib/src/erl_pp.erl index 1fd6d2a8df..469ce544c7 100644 --- a/lib/stdlib/src/erl_pp.erl +++ b/lib/stdlib/src/erl_pp.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -22,7 +22,7 @@ %%% the parser. It does not always produce pretty code. -export([form/1,form/2, - attribute/1,attribute/2,function/1,function/2,rule/1,rule/2, + attribute/1,attribute/2,function/1,function/2, guard/1,guard/2,exprs/1,exprs/2,exprs/3,expr/1,expr/2,expr/3,expr/4]). -import(lists, [append/1,foldr/3,mapfoldl/3,reverse/1,reverse/2]). @@ -91,12 +91,6 @@ function(F) -> function(F, Options) -> frmt(lfunction(F, options(Options)), state(Options)). -rule(R) -> - rule(R, none). - -rule(R, Options) -> - frmt(lrule(R, options(Options)), state(Options)). - -spec(guard(Guard) -> io_lib:chars() when Guard :: [erl_parse:abstract_expr()]). @@ -199,8 +193,6 @@ lform({attribute,Line,Name,Arg}, Opts, State) -> lattribute({attribute,Line,Name,Arg}, Opts, State); lform({function,Line,Name,Arity,Clauses}, Opts, _State) -> lfunction({function,Line,Name,Arity,Clauses}, Opts); -lform({rule,Line,Name,Arity,Clauses}, Opts, _State) -> - lrule({rule,Line,Name,Arity,Clauses}, Opts); %% These are specials to make it easier for the compiler. lform({error,E}, _Opts, _State) -> leaf(format("~p\n", [{error,E}])); @@ -232,13 +224,21 @@ lattribute(import, Name, _Opts, _State) when is_list(Name) -> attr("import", [{var,0,pname(Name)}]); lattribute(import, {From,Falist}, _Opts, _State) -> attr("import",[{var,0,pname(From)},falist(Falist)]); +lattribute(optional_callbacks, Falist, Opts, _State) -> + ArgL = try falist(Falist) + catch _:_ -> abstract(Falist, Opts) + end, + call({var,0,"-optional_callbacks"}, [ArgL], 0, options(none)); lattribute(file, {Name,Line}, _Opts, State) -> attr("file", [{var,0,(State#pp.string_fun)(Name)},{integer,0,Line}]); lattribute(record, {Name,Is}, Opts, _State) -> Nl = leaf(format("-record(~w,", [Name])), [{first,Nl,record_fields(Is, Opts)},$)]; -lattribute(Name, Arg, #options{encoding = Encoding}, _State) -> - attr(write(Name), [erl_parse:abstract(Arg, [{encoding,Encoding}])]). +lattribute(Name, Arg, Options, _State) -> + attr(write(Name), [abstract(Arg, Options)]). + +abstract(Arg, #options{encoding = Encoding}) -> + erl_parse:abstract(Arg, [{encoding,Encoding}]). typeattr(Tag, {TypeName,Type,Args}, _Opts) -> {first,leaf("-"++atom_to_list(Tag)++" "), @@ -277,6 +277,9 @@ ltype({type,_,'fun',[{type,_,any},_]}=FunType) -> ltype({type,_Line,'fun',[{type,_,product,_},_]}=FunType) -> [fun_type(['fun',$(], FunType),$)]; ltype({type,Line,T,Ts}) -> + %% Compatibility. Before 18.0. + simple_type({atom,Line,T}, Ts); +ltype({user_type,Line,T,Ts}) -> simple_type({atom,Line,T}, Ts); ltype({remote_type,Line,[M,F,Ts]}) -> simple_type({remote,Line,M,F}, Ts); @@ -299,7 +302,7 @@ map_type(Fs) -> map_pair_types(Fs) -> tuple_type(Fs, fun map_pair_type/1). -map_pair_type({type,_Line,map_field_assoc,Ktype,Vtype}) -> +map_pair_type({type,_Line,map_field_assoc,[Ktype,Vtype]}) -> map_assoc_typed(ltype(Ktype), Vtype). map_assoc_typed(B, {type,_,union,Ts}) -> @@ -407,19 +410,6 @@ func_clause(Name, {clause,Line,Head,Guard,Body}, Opts) -> Bl = body(Body, Opts), {step,Gl,Bl}. -lrule({rule,_Line,Name,_Arity,Cs}, Opts) -> - Cll = nl_clauses(fun (C, H) -> rule_clause(Name, C, H) end, $;, Opts, Cs), - [Cll,leaf(".\n")]. - -rule_clause(Name, {clause,Line,Head,Guard,Body}, Opts) -> - Hl = call({atom,Line,Name}, Head, 0, Opts), - Gl = guard_when(Hl, Guard, Opts, leaf(" :-")), - Bl = rule_body(Body, Opts), - {step,Gl,Bl}. - -rule_body(Es, Opts) -> - lc_quals(Es, Opts). - guard_when(Before, Guard, Opts) -> guard_when(Before, Guard, Opts, ' ->'). diff --git a/lib/stdlib/src/erl_scan.erl b/lib/stdlib/src/erl_scan.erl index 6fd6bb888b..4960a86760 100644 --- a/lib/stdlib/src/erl_scan.erl +++ b/lib/stdlib/src/erl_scan.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -599,9 +599,6 @@ scan1("|"=Cs, _St, Line, Col, Toks) -> %% := scan1(":="++Cs, St, Line, Col, Toks) -> tok2(Cs, St, Line, Col, Toks, ":=", ':=', 2); -%% :- -scan1(":-"++Cs, St, Line, Col, Toks) -> - tok2(Cs, St, Line, Col, Toks, ":-", ':-', 2); %% :: for typed records scan1("::"++Cs, St, Line, Col, Toks) -> tok2(Cs, St, Line, Col, Toks, "::", '::', 2); diff --git a/lib/stdlib/src/ets.erl b/lib/stdlib/src/ets.erl index 42b11a97e2..26b0393b35 100644 --- a/lib/stdlib/src/ets.erl +++ b/lib/stdlib/src/ets.erl @@ -71,6 +71,7 @@ rename/2, safe_fixtable/2, select/1, select/2, select/3, select_count/2, select_delete/2, select_reverse/1, select_reverse/2, select_reverse/3, setopts/2, slot/2, + take/2, update_counter/3, update_element/3]). -spec all() -> [Tab] when @@ -133,7 +134,9 @@ give_away(_, _, _) -> | {owner, pid()} | {protection, access()} | {size, non_neg_integer()} - | {type, type()}. + | {type, type()} + | {write_concurrency, boolean()} + | {read_concurrency, boolean()}. info(_) -> erlang:nif_error(undef). @@ -142,7 +145,8 @@ info(_) -> Tab :: tab(), Item :: compressed | fixed | heir | keypos | memory | name | named_table | node | owner | protection - | safe_fixed | size | stats | type, + | safe_fixed | size | stats | type + | write_concurrency | read_concurrency, Value :: term(). info(_, _) -> @@ -400,6 +404,14 @@ setopts(_, _) -> slot(_, _) -> erlang:nif_error(undef). +-spec take(Tab, Key) -> [Object] when + Tab :: tab(), + Key :: term(), + Object :: tuple(). + +take(_, _) -> + erlang:nif_error(undef). + -spec update_counter(Tab, Key, UpdateOp) -> Result when Tab :: tab(), Key :: term(), diff --git a/lib/stdlib/src/filename.erl b/lib/stdlib/src/filename.erl index e6bde5673c..632af17e2a 100644 --- a/lib/stdlib/src/filename.erl +++ b/lib/stdlib/src/filename.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2013. All Rights Reserved. +%% Copyright Ericsson AB 1997-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -444,6 +444,8 @@ join1([], RelativeName, [$:|Rest], win32) -> join1(RelativeName, [], [$:|Rest], win32); join1([], RelativeName, [$/|Result], OsType) -> join1(RelativeName, [], [$/|Result], OsType); +join1([], RelativeName, [$., $/|Result], OsType) -> + join1(RelativeName, [], [$/|Result], OsType); join1([], RelativeName, Result, OsType) -> join1(RelativeName, [], [$/|Result], OsType); join1([[_|_]=List|Rest], RelativeName, Result, OsType) -> @@ -470,6 +472,8 @@ join1b(<<>>, RelativeName, [$:|Rest], win32) -> join1b(RelativeName, <<>>, [$:|Rest], win32); join1b(<<>>, RelativeName, [$/|Result], OsType) -> join1b(RelativeName, <<>>, [$/|Result], OsType); +join1b(<<>>, RelativeName, [$., $/|Result], OsType) -> + join1b(RelativeName, <<>>, [$/|Result], OsType); join1b(<<>>, RelativeName, Result, OsType) -> join1b(RelativeName, <<>>, [$/|Result], OsType); join1b(<<Char,Rest/binary>>, RelativeName, Result, OsType) when is_integer(Char) -> diff --git a/lib/stdlib/src/gen.erl b/lib/stdlib/src/gen.erl index 63116fa16e..6d7ca3d75c 100644 --- a/lib/stdlib/src/gen.erl +++ b/lib/stdlib/src/gen.erl @@ -26,7 +26,7 @@ %%% The standard behaviour should export init_it/6. %%%----------------------------------------------------------------- -export([start/5, start/6, debug_options/1, - call/3, call/4, reply/2]). + call/3, call/4, reply/2, stop/1, stop/3]). -export([init_it/6, init_it/7]). @@ -145,56 +145,10 @@ init_it2(GenMod, Starter, Parent, Name, Mod, Args, Options) -> call(Process, Label, Request) -> call(Process, Label, Request, ?default_timeout). -%% Local or remote by pid -call(Pid, Label, Request, Timeout) - when is_pid(Pid), Timeout =:= infinity; - is_pid(Pid), is_integer(Timeout), Timeout >= 0 -> - do_call(Pid, Label, Request, Timeout); -%% Local by name -call(Name, Label, Request, Timeout) - when is_atom(Name), Timeout =:= infinity; - is_atom(Name), is_integer(Timeout), Timeout >= 0 -> - case whereis(Name) of - Pid when is_pid(Pid) -> - do_call(Pid, Label, Request, Timeout); - undefined -> - exit(noproc) - end; -%% Global by name call(Process, Label, Request, Timeout) - when ((tuple_size(Process) == 2 andalso element(1, Process) == global) - orelse - (tuple_size(Process) == 3 andalso element(1, Process) == via)) - andalso - (Timeout =:= infinity orelse (is_integer(Timeout) andalso Timeout >= 0)) -> - case where(Process) of - Pid when is_pid(Pid) -> - Node = node(Pid), - try do_call(Pid, Label, Request, Timeout) - catch - exit:{nodedown, Node} -> - %% A nodedown not yet detected by global, - %% pretend that it was. - exit(noproc) - end; - undefined -> - exit(noproc) - end; -%% Local by name in disguise -call({Name, Node}, Label, Request, Timeout) - when Node =:= node(), Timeout =:= infinity; - Node =:= node(), is_integer(Timeout), Timeout >= 0 -> - call(Name, Label, Request, Timeout); -%% Remote by name -call({_Name, Node}=Process, Label, Request, Timeout) - when is_atom(Node), Timeout =:= infinity; - is_atom(Node), is_integer(Timeout), Timeout >= 0 -> - if - node() =:= nonode@nohost -> - exit({nodedown, Node}); - true -> - do_call(Process, Label, Request, Timeout) - end. + when Timeout =:= infinity; is_integer(Timeout), Timeout >= 0 -> + Fun = fun(Pid) -> do_call(Pid, Label, Request, Timeout) end, + do_for_proc(Process, Fun). do_call(Process, Label, Request, Timeout) -> try erlang:monitor(process, Process) of @@ -276,6 +230,65 @@ reply({To, Tag}, Reply) -> Msg = {Tag, Reply}, try To ! Msg catch _:_ -> Msg end. +%%----------------------------------------------------------------- +%% Syncronously stop a generic process +%%----------------------------------------------------------------- +stop(Process) -> + stop(Process, normal, infinity). + +stop(Process, Reason, Timeout) + when Timeout =:= infinity; is_integer(Timeout), Timeout >= 0 -> + Fun = fun(Pid) -> proc_lib:stop(Pid, Reason, Timeout) end, + do_for_proc(Process, Fun). + +%%----------------------------------------------------------------- +%% Map different specifications of a process to either Pid or +%% {Name,Node}. Execute the given Fun with the process as only +%% argument. +%% ----------------------------------------------------------------- + +%% Local or remote by pid +do_for_proc(Pid, Fun) when is_pid(Pid) -> + Fun(Pid); +%% Local by name +do_for_proc(Name, Fun) when is_atom(Name) -> + case whereis(Name) of + Pid when is_pid(Pid) -> + Fun(Pid); + undefined -> + exit(noproc) + end; +%% Global by name +do_for_proc(Process, Fun) + when ((tuple_size(Process) == 2 andalso element(1, Process) == global) + orelse + (tuple_size(Process) == 3 andalso element(1, Process) == via)) -> + case where(Process) of + Pid when is_pid(Pid) -> + Node = node(Pid), + try Fun(Pid) + catch + exit:{nodedown, Node} -> + %% A nodedown not yet detected by global, + %% pretend that it was. + exit(noproc) + end; + undefined -> + exit(noproc) + end; +%% Local by name in disguise +do_for_proc({Name, Node}, Fun) when Node =:= node() -> + do_for_proc(Name, Fun); +%% Remote by name +do_for_proc({_Name, Node} = Process, Fun) when is_atom(Node) -> + if + node() =:= nonode@nohost -> + exit({nodedown, Node}); + true -> + Fun(Process) + end. + + %%%----------------------------------------------------------------- %%% Misc. functions. %%%----------------------------------------------------------------- diff --git a/lib/stdlib/src/gen_event.erl b/lib/stdlib/src/gen_event.erl index 469acdc37c..5a1fff3a9c 100644 --- a/lib/stdlib/src/gen_event.erl +++ b/lib/stdlib/src/gen_event.erl @@ -31,8 +31,8 @@ %%% Modified by Martin - uses proc_lib, sys and gen! --export([start/0, start/1, start_link/0, start_link/1, stop/1, notify/2, - sync_notify/2, +-export([start/0, start/1, start_link/0, start_link/1, stop/1, stop/3, + notify/2, sync_notify/2, add_handler/3, add_sup_handler/3, delete_handler/3, swap_handler/3, swap_sup_handler/3, which_handlers/1, call/3, call/4, wake_hib/4]). @@ -99,6 +99,14 @@ -callback code_change(OldVsn :: (term() | {down, term()}), State :: term(), Extra :: term()) -> {ok, NewState :: term()}. +-callback format_status(Opt, StatusData) -> Status when + Opt :: 'normal' | 'terminate', + StatusData :: [PDict | State], + PDict :: [{Key :: term(), Value :: term()}], + State :: term(), + Status :: term(). + +-optional_callbacks([format_status/2]). %%--------------------------------------------------------------------------- @@ -183,7 +191,11 @@ swap_sup_handler(M, {H1, A1}, {H2, A2}) -> which_handlers(M) -> rpc(M, which_handlers). -spec stop(emgr_ref()) -> 'ok'. -stop(M) -> rpc(M, stop). +stop(M) -> + gen:stop(M). + +stop(M, Reason, Timeout) -> + gen:stop(M, Reason, Timeout). rpc(M, Cmd) -> {ok, Reply} = gen:call(M, self(), Cmd, infinity), diff --git a/lib/stdlib/src/gen_fsm.erl b/lib/stdlib/src/gen_fsm.erl index 5afe3e8b09..89825a6a57 100644 --- a/lib/stdlib/src/gen_fsm.erl +++ b/lib/stdlib/src/gen_fsm.erl @@ -106,6 +106,7 @@ -export([start/3, start/4, start_link/3, start_link/4, + stop/1, stop/3, send_event/2, sync_send_event/2, sync_send_event/3, send_all_state_event/2, sync_send_all_state_event/2, sync_send_all_state_event/3, @@ -160,6 +161,14 @@ -callback code_change(OldVsn :: term() | {down, term()}, StateName :: atom(), StateData :: term(), Extra :: term()) -> {ok, NextStateName :: atom(), NewStateData :: term()}. +-callback format_status(Opt, StatusData) -> Status when + Opt :: 'normal' | 'terminate', + StatusData :: [PDict | State], + PDict :: [{Key :: term(), Value :: term()}], + State :: term(), + Status :: term(). + +-optional_callbacks([format_status/2]). %%% --------------------------------------------------- %%% Starts a generic state machine. @@ -189,6 +198,11 @@ start_link(Mod, Args, Options) -> start_link(Name, Mod, Args, Options) -> gen:start(?MODULE, link, Name, Mod, Args, Options). +stop(Name) -> + gen:stop(Name). + +stop(Name, Reason, Timeout) -> + gen:stop(Name, Reason, Timeout). send_event({global, Name}, Event) -> catch global:send(Name, {'$gen_event', Event}), diff --git a/lib/stdlib/src/gen_server.erl b/lib/stdlib/src/gen_server.erl index 18ef4a2507..b29e40e5f7 100644 --- a/lib/stdlib/src/gen_server.erl +++ b/lib/stdlib/src/gen_server.erl @@ -88,6 +88,7 @@ %% API -export([start/3, start/4, start_link/3, start_link/4, + stop/1, stop/3, call/2, call/3, cast/2, reply/2, abcast/2, abcast/3, @@ -137,6 +138,15 @@ -callback code_change(OldVsn :: (term() | {down, term()}), State :: term(), Extra :: term()) -> {ok, NewState :: term()} | {error, Reason :: term()}. +-callback format_status(Opt, StatusData) -> Status when + Opt :: 'normal' | 'terminate', + StatusData :: [PDict | State], + PDict :: [{Key :: term(), Value :: term()}], + State :: term(), + Status :: term(). + +-optional_callbacks([format_status/2]). + %%% ----------------------------------------------------------------- %%% Starts a generic server. @@ -168,6 +178,17 @@ start_link(Name, Mod, Args, Options) -> %% ----------------------------------------------------------------- +%% Stop a generic server and wait for it to terminate. +%% If the server is located at another node, that node will +%% be monitored. +%% ----------------------------------------------------------------- +stop(Name) -> + gen:stop(Name). + +stop(Name, Reason, Timeout) -> + gen:stop(Name, Reason, Timeout). + +%% ----------------------------------------------------------------- %% Make a call to a generic server. %% If the server is located at another node, that node will %% be monitored. @@ -849,22 +870,10 @@ opt(_, []) -> debug_options(Name, Opts) -> case opt(debug, Opts) of - {ok, Options} -> dbg_options(Name, Options); - _ -> dbg_options(Name, []) + {ok, Options} -> dbg_opts(Name, Options); + _ -> [] end. -dbg_options(Name, []) -> - Opts = - case init:get_argument(generic_debug) of - error -> - []; - _ -> - [log, statistics] - end, - dbg_opts(Name, Opts); -dbg_options(Name, Opts) -> - dbg_opts(Name, Opts). - dbg_opts(Name, Opts) -> case catch sys:debug_options(Opts) of {'EXIT',_} -> diff --git a/lib/stdlib/src/ms_transform.erl b/lib/stdlib/src/ms_transform.erl index 97564e2e44..7b6f4e5b50 100644 --- a/lib/stdlib/src/ms_transform.erl +++ b/lib/stdlib/src/ms_transform.erl @@ -1079,6 +1079,12 @@ normalise({cons,_,Head,Tail}) -> [normalise(Head)|normalise(Tail)]; normalise({tuple,_,Args}) -> list_to_tuple(normalise_list(Args)); +normalise({map,_,Pairs0}) -> + Pairs1 = lists:map(fun ({map_field_exact,_,K,V}) -> + {normalise(K),normalise(V)} + end, + Pairs0), + maps:from_list(Pairs1); %% Special case for unary +/-. normalise({op,_,'+',{char,_,I}}) -> I; normalise({op,_,'+',{integer,_,I}}) -> I; diff --git a/lib/stdlib/src/otp_internal.erl b/lib/stdlib/src/otp_internal.erl index 6c25beabe9..0ace87ef5c 100644 --- a/lib/stdlib/src/otp_internal.erl +++ b/lib/stdlib/src/otp_internal.erl @@ -577,8 +577,6 @@ obsolete_1(asn1rt, utf8_binary_to_list, 1) -> {deprecated,{unicode,characters_to_list,1}}; obsolete_1(asn1rt, utf8_list_to_binary, 1) -> {deprecated,{unicode,characters_to_binary,1}}; -obsolete_1(pg, _, _) -> - {deprecated,"deprecated; will be removed in OTP 18"}; obsolete_1(_, _, _) -> no. diff --git a/lib/stdlib/src/pg.erl b/lib/stdlib/src/pg.erl deleted file mode 100644 index a41fd329c2..0000000000 --- a/lib/stdlib/src/pg.erl +++ /dev/null @@ -1,187 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 1996-2014. All Rights Reserved. -%% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. -%% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. -%% -%% %CopyrightEnd% -%% --module(pg). --deprecated(module). - -%% pg provides a process group facility. Messages -%% can be multicasted to all members in the group - --export([create/1, - create/2, - standby/2, - join/2, - send/2, - esend/2, - members/1, - name_to_pid/1, - master/1]). - - -%% Create a brand new empty process group with the master residing -%% at the local node - --spec create(PgName) -> 'ok' | {'error', Reason} when - PgName :: term(), - Reason :: 'already_created' | term(). - -create(PgName) -> - catch begin check(PgName), - Pid = spawn(pg,master,[PgName]), - global:register_name(PgName,Pid), - ok end. - -%% Create a brand new empty process group with the master -%% residing at Node - --spec create(PgName, Node) -> 'ok' | {'error', Reason} when - PgName :: term(), - Node :: node(), - Reason :: 'already_created' | term(). - -create(PgName, Node) -> - catch begin check(PgName), - Pid = spawn(Node,pg,master,[PgName]), - global:register_name(PgName,Pid), - ok end. - -%% Have a process on Node that will act as a standby for the process -%% group manager. So if the node where the manager runs fails, the -%% process group will continue to function. - --spec standby(term(), node()) -> 'ok'. - -standby(_PgName, _Node) -> - ok. - -%% Tell process group PgName that Pid is a new member of the group -%% synchronously return a list of all old members in the group - --spec join(PgName, Pid) -> Members when - PgName :: term(), - Pid :: pid(), - Members :: [pid()]. - -join(PgName, Pid) when is_atom(PgName) -> - global:send(PgName, {join,self(),Pid}), - receive - {_P,{members,Members}} -> - Members - end. - -%% Multi cast Mess to all members in the group - --spec send(PgName, Msg) -> 'ok' when - PgName :: term(), - Msg :: term(). - -send(PgName, Mess) when is_atom(PgName) -> - global:send(PgName, {send, self(), Mess}), - ok; -send(Pg, Mess) when is_pid(Pg) -> - Pg ! {send,self(),Mess}, - ok. - -%% multi cast a message to all members in the group but ourselves -%% If we are a member - --spec esend(PgName, Msg) -> 'ok' when - PgName :: term(), - Msg :: term(). - -esend(PgName, Mess) when is_atom(PgName) -> - global:send(PgName, {esend,self(),Mess}), - ok; -esend(Pg, Mess) when is_pid(Pg) -> - Pg ! {esend,self(),Mess}, - ok. - -%% Return the members of the group - --spec members(PgName) -> Members when - PgName :: term(), - Members :: [pid()]. - -members(PgName) when is_atom(PgName) -> - global:send(PgName, {self() ,members}), - receive - {_P,{members,Members}} -> - Members - end; -members(Pg) when is_pid(Pg) -> - Pg ! {self,members}, - receive - {_P,{members,Members}} -> - Members - end. - --spec name_to_pid(atom()) -> pid() | 'undefined'. - -name_to_pid(PgName) when is_atom(PgName) -> - global:whereis_name(PgName). - --spec master(term()) -> no_return(). - -master(PgName) -> - process_flag(trap_exit, true), - master_loop(PgName, []). - -master_loop(PgName,Members) -> - receive - {send,From,Message} -> - send_all(Members,{pg_message,From,PgName,Message}), - master_loop(PgName,Members); - {esend,From,Message} -> - send_all(lists:delete(From,Members), - {pg_message,From,PgName,Message}), - master_loop(PgName,Members); - {join,From,Pid} -> - link(Pid), - send_all(Members,{new_member,PgName,Pid}), - From ! {self(),{members,Members}}, - master_loop(PgName,[Pid|Members]); - {From,members} -> - From ! {self(),{members,Members}}, - master_loop(PgName,Members); - {'EXIT',From,_} -> - L = - case lists:member(From,Members) of - true -> - NewMembers = lists:delete(From,Members), - send_all(NewMembers, {crashed_member,PgName,From}), - NewMembers; - false -> - Members - end, - master_loop(PgName,L) - end. - -send_all([], _) -> ok; -send_all([P|Ps], M) -> - P ! M, - send_all(Ps, M). - -%% Check if the process group already exists - -check(PgName) -> - case global:whereis_name(PgName) of - Pid when is_pid(Pid) -> - throw({error,already_created}); - undefined -> - ok - end. diff --git a/lib/stdlib/src/proc_lib.erl b/lib/stdlib/src/proc_lib.erl index bf2a4e7ac5..8792ff44d3 100644 --- a/lib/stdlib/src/proc_lib.erl +++ b/lib/stdlib/src/proc_lib.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -30,7 +30,8 @@ hibernate/3, init_ack/1, init_ack/2, init_p/3,init_p/5,format/1,format/2,initial_call/1, - translate_initial_call/1]). + translate_initial_call/1, + stop/1, stop/3]). %% Internal exports. -export([wake_up/3]). @@ -748,3 +749,50 @@ format_tag(Tag, Data) -> modifier(latin1) -> ""; modifier(_) -> "t". + + +%%% ----------------------------------------------------------- +%%% Stop a process and wait for it to terminate +%%% ----------------------------------------------------------- +-spec stop(Process) -> 'ok' when + Process :: pid() | RegName | {RegName,node()}, + RegName :: atom(). +stop(Process) -> + stop(Process, normal, infinity). + +-spec stop(Process, Reason, Timeout) -> 'ok' when + Process :: pid() | RegName | {RegName,node()}, + RegName :: atom(), + Reason :: term(), + Timeout :: timeout(). +stop(Process, Reason, Timeout) -> + {Pid, Mref} = erlang:spawn_monitor(do_stop(Process, Reason)), + receive + {'DOWN', Mref, _, _, Reason} -> + ok; + {'DOWN', Mref, _, _, {noproc,{sys,terminate,_}}} -> + exit(noproc); + {'DOWN', Mref, _, _, CrashReason} -> + exit(CrashReason) + after Timeout -> + exit(Pid, kill), + receive + {'DOWN', Mref, _, _, _} -> + exit(timeout) + end + end. + +-spec do_stop(Process, Reason) -> Fun when + Process :: pid() | RegName | {RegName,node()}, + RegName :: atom(), + Reason :: term(), + Fun :: fun(() -> no_return()). +do_stop(Process, Reason) -> + fun() -> + Mref = erlang:monitor(process, Process), + ok = sys:terminate(Process, Reason, infinity), + receive + {'DOWN', Mref, _, _, ExitReason} -> + exit(ExitReason) + end + end. diff --git a/lib/stdlib/src/stdlib.app.src b/lib/stdlib/src/stdlib.app.src index aa9899da3b..f134c75869 100644 --- a/lib/stdlib/src/stdlib.app.src +++ b/lib/stdlib/src/stdlib.app.src @@ -77,7 +77,6 @@ orddict, ordsets, otp_internal, - pg, pool, proc_lib, proplists, diff --git a/lib/stdlib/src/stdlib.appup.src b/lib/stdlib/src/stdlib.appup.src index 7802ea884f..5900fd3ff3 100644 --- a/lib/stdlib/src/stdlib.appup.src +++ b/lib/stdlib/src/stdlib.appup.src @@ -18,10 +18,8 @@ {"%VSN%", %% Up from - max one major revision back [{<<"2\\.[1-2](\\.[0-9]+)*">>,[restart_new_emulator]}, %% 17.1-17.3 - {<<"2\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, %% 17.0 - {<<"1\\.19(\\.[0-9]+)*">>,[restart_new_emulator]}],%% R16 + {<<"2\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}], %% 17.0 %% Down to - max one major revision back [{<<"2\\.[1-2](\\.[0-9]+)*">>,[restart_new_emulator]}, %% 17.1-17.3 - {<<"2\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}, %% 17.0 - {<<"1\\.19(\\.[0-9]+)*">>,[restart_new_emulator]}] %% R16 + {<<"2\\.0(\\.[0-9]+)*">>,[restart_new_emulator]}] %% 17.0 }. diff --git a/lib/stdlib/src/supervisor.erl b/lib/stdlib/src/supervisor.erl index ede2742875..658c00dc77 100644 --- a/lib/stdlib/src/supervisor.erl +++ b/lib/stdlib/src/supervisor.erl @@ -25,7 +25,7 @@ start_child/2, restart_child/2, delete_child/2, terminate_child/2, which_children/1, count_children/1, - check_childspecs/1]). + check_childspecs/1, get_childspec/2]). %% Internal exports -export([init/1, handle_call/3, handle_cast/2, handle_info/2, @@ -34,7 +34,7 @@ %%-------------------------------------------------------------------------- --export_type([child_spec/0, startchild_ret/0, strategy/0]). +-export_type([sup_flags/0, child_spec/0, startchild_ret/0, strategy/0]). %%-------------------------------------------------------------------------- @@ -53,7 +53,13 @@ | {'global', Name :: atom()} | {'via', Module :: module(), Name :: any()} | pid(). --type child_spec() :: {Id :: child_id(), +-type child_spec() :: #{id => child_id(), % mandatory + start => mfargs(), % mandatory + restart => restart(), % optional + shutdown => shutdown(), % optional + type => worker(), % optional + modules => modules()} % optional + | {Id :: child_id(), StartFunc :: mfargs(), Restart :: restart(), Shutdown :: shutdown(), @@ -63,6 +69,23 @@ -type strategy() :: 'one_for_all' | 'one_for_one' | 'rest_for_one' | 'simple_one_for_one'. +-type sup_flags() :: #{strategy => strategy(), % optional + intensity => non_neg_integer(), % optional + period => pos_integer()} % optional + | {RestartStrategy :: strategy(), + Intensity :: non_neg_integer(), + Period :: pos_integer()}. + +%%-------------------------------------------------------------------------- +%% Defaults +-define(default_flags, #{strategy => one_for_one, + intensity => 1, + period => 5}). +-define(default_child_spec, #{restart => permanent, + type => worker}). +%% Default 'shutdown' is 5000 for workers and infinity for supervisors. +%% Default 'modules' is [M], where M comes from the child's start {M,F,A}. + %%-------------------------------------------------------------------------- -record(child, {% pid is undefined when child is not running @@ -96,10 +119,7 @@ -define(is_simple(State), State#state.strategy =:= simple_one_for_one). -callback init(Args :: term()) -> - {ok, {{RestartStrategy :: strategy(), - MaxR :: non_neg_integer(), - MaxT :: non_neg_integer()}, - [ChildSpec :: child_spec()]}} + {ok, {SupFlags :: sup_flags(), [ChildSpec :: child_spec()]}} | ignore. -define(restarting(_Pid_), {restarting,_Pid_}). @@ -178,6 +198,14 @@ delete_child(Supervisor, Name) -> terminate_child(Supervisor, Name) -> call(Supervisor, {terminate_child, Name}). +-spec get_childspec(SupRef, Id) -> Result when + SupRef :: sup_ref(), + Id :: pid() | child_id(), + Result :: {'ok', child_spec()} | {'error', Error}, + Error :: 'not_found'. +get_childspec(Supervisor, Name) -> + call(Supervisor, {get_childspec, Name}). + -spec which_children(SupRef) -> [{Id,Child,Type,Modules}] when SupRef :: sup_ref(), Id :: child_id() | undefined, @@ -431,6 +459,14 @@ handle_call({delete_child, Name}, _From, State) -> {reply, {error, not_found}, State} end; +handle_call({get_childspec, Name}, _From, State) -> + case get_child(Name, State, ?is_simple(State)) of + {value, Child} -> + {reply, {ok, child_to_spec(Child)}, State}; + false -> + {reply, {error, not_found}, State} + end; + handle_call(which_children, _From, #state{children = [#child{restart_type = temporary, child_type = CT, modules = Mods}]} = @@ -610,13 +646,11 @@ terminate(_Reason, State) -> code_change(_, State, _) -> case (State#state.module):init(State#state.args) of {ok, {SupFlags, StartSpec}} -> - case catch check_flags(SupFlags) of - ok -> - {Strategy, MaxIntensity, Period} = SupFlags, - update_childspec(State#state{strategy = Strategy, - intensity = MaxIntensity, - period = Period}, - StartSpec); + case set_flags(SupFlags, State) of + {ok, State1} -> + update_childspec(State1, StartSpec); + {invalid_type, SupFlags} -> + {error, {bad_flags, SupFlags}}; % backwards compatibility Error -> {error, Error} end; @@ -626,14 +660,6 @@ code_change(_, State, _) -> Error end. -check_flags({Strategy, MaxIntensity, Period}) -> - validStrategy(Strategy), - validIntensity(MaxIntensity), - validPeriod(Period), - ok; -check_flags(What) -> - {bad_flags, What}. - update_childspec(State, StartSpec) when ?is_simple(State) -> case check_startspec(StartSpec) of {ok, [Child]} -> @@ -1188,25 +1214,36 @@ remove_child(Child, State) -> %% Returns: {ok, state()} | Error %%----------------------------------------------------------------- init_state(SupName, Type, Mod, Args) -> - case catch init_state1(SupName, Type, Mod, Args) of - {ok, State} -> - {ok, State}; - Error -> - Error + set_flags(Type, #state{name = supname(SupName,Mod), + module = Mod, + args = Args}). + +set_flags(Flags, State) -> + try check_flags(Flags) of + #{strategy := Strategy, intensity := MaxIntensity, period := Period} -> + {ok, State#state{strategy = Strategy, + intensity = MaxIntensity, + period = Period}} + catch + Thrown -> Thrown end. -init_state1(SupName, {Strategy, MaxIntensity, Period}, Mod, Args) -> +check_flags(SupFlags) when is_map(SupFlags) -> + do_check_flags(maps:merge(?default_flags,SupFlags)); +check_flags({Strategy, MaxIntensity, Period}) -> + check_flags(#{strategy => Strategy, + intensity => MaxIntensity, + period => Period}); +check_flags(What) -> + throw({invalid_type, What}). + +do_check_flags(#{strategy := Strategy, + intensity := MaxIntensity, + period := Period} = Flags) -> validStrategy(Strategy), validIntensity(MaxIntensity), validPeriod(Period), - {ok, #state{name = supname(SupName,Mod), - strategy = Strategy, - intensity = MaxIntensity, - period = Period, - module = Mod, - args = Args}}; -init_state1(_SupName, Type, _, _) -> - {invalid_type, Type}. + Flags. validStrategy(simple_one_for_one) -> true; validStrategy(one_for_one) -> true; @@ -1227,14 +1264,7 @@ supname(N, _) -> N. %%% ------------------------------------------------------ %%% Check that the children start specification is valid. -%%% Shall be a six (6) tuple -%%% {Name, Func, RestartType, Shutdown, ChildType, Modules} -%%% where Name is an atom -%%% Func is {Mod, Fun, Args} == {atom(), atom(), list()} -%%% RestartType is permanent | temporary | transient -%%% Shutdown = integer() > 0 | infinity | brutal_kill -%%% ChildType = supervisor | worker -%%% Modules = [atom()] | dynamic +%%% Input: [child_spec()] %%% Returns: {ok, [child_rec()]} | Error %%% ------------------------------------------------------ @@ -1244,6 +1274,9 @@ check_startspec([ChildSpec|T], Res) -> case check_childspec(ChildSpec) of {ok, Child} -> case lists:keymember(Child#child.name, #child.name, Res) of + %% The error message duplicate_child_name is kept for + %% backwards compatibility, although + %% duplicate_child_id would be more correct. true -> {duplicate_child_name, Child#child.name}; false -> check_startspec(T, [Child | Res]) end; @@ -1252,16 +1285,41 @@ check_startspec([ChildSpec|T], Res) -> check_startspec([], Res) -> {ok, lists:reverse(Res)}. +check_childspec(ChildSpec) when is_map(ChildSpec) -> + catch do_check_childspec(maps:merge(?default_child_spec,ChildSpec)); check_childspec({Name, Func, RestartType, Shutdown, ChildType, Mods}) -> - catch check_childspec(Name, Func, RestartType, Shutdown, ChildType, Mods); + check_childspec(#{id => Name, + start => Func, + restart => RestartType, + shutdown => Shutdown, + type => ChildType, + modules => Mods}); check_childspec(X) -> {invalid_child_spec, X}. -check_childspec(Name, Func, RestartType, Shutdown, ChildType, Mods) -> +do_check_childspec(#{restart := RestartType, + type := ChildType} = ChildSpec)-> + Name = case ChildSpec of + #{id := N} -> N; + _ -> throw(missing_id) + end, + Func = case ChildSpec of + #{start := F} -> F; + _ -> throw(missing_start) + end, validName(Name), validFunc(Func), validRestartType(RestartType), validChildType(ChildType), - validShutdown(Shutdown, ChildType), + Shutdown = case ChildSpec of + #{shutdown := S} -> S; + #{type := worker} -> 5000; + #{type := supervisor} -> infinity + end, + validShutdown(Shutdown), + Mods = case ChildSpec of + #{modules := Ms} -> Ms; + _ -> {M,_,_} = Func, [M] + end, validMods(Mods), {ok, #child{name = Name, mfargs = Func, restart_type = RestartType, shutdown = Shutdown, child_type = ChildType, modules = Mods}}. @@ -1282,11 +1340,11 @@ validRestartType(temporary) -> true; validRestartType(transient) -> true; validRestartType(RestartType) -> throw({invalid_restart_type, RestartType}). -validShutdown(Shutdown, _) +validShutdown(Shutdown) when is_integer(Shutdown), Shutdown > 0 -> true; -validShutdown(infinity, _) -> true; -validShutdown(brutal_kill, _) -> true; -validShutdown(Shutdown, _) -> throw({invalid_shutdown, Shutdown}). +validShutdown(infinity) -> true; +validShutdown(brutal_kill) -> true; +validShutdown(Shutdown) -> throw({invalid_shutdown, Shutdown}). validMods(dynamic) -> true; validMods(Mods) when is_list(Mods) -> @@ -1299,6 +1357,19 @@ validMods(Mods) when is_list(Mods) -> Mods); validMods(Mods) -> throw({invalid_modules, Mods}). +child_to_spec(#child{name = Name, + mfargs = Func, + restart_type = RestartType, + shutdown = Shutdown, + child_type = ChildType, + modules = Mods}) -> + #{id => Name, + start => Func, + restart => RestartType, + shutdown => Shutdown, + type => ChildType, + modules => Mods}. + %%% ------------------------------------------------------ %%% Add a new restart and calculate if the max restart %%% intensity has been reached (in that case the supervisor @@ -1367,14 +1438,14 @@ report_error(Error, Reason, Child, SupName) -> extract_child(Child) when is_list(Child#child.pid) -> [{nb_children, length(Child#child.pid)}, - {name, Child#child.name}, + {id, Child#child.name}, {mfargs, Child#child.mfargs}, {restart_type, Child#child.restart_type}, {shutdown, Child#child.shutdown}, {child_type, Child#child.child_type}]; extract_child(Child) -> [{pid, Child#child.pid}, - {name, Child#child.name}, + {id, Child#child.name}, {mfargs, Child#child.mfargs}, {restart_type, Child#child.restart_type}, {shutdown, Child#child.shutdown}, diff --git a/lib/stdlib/src/sys.erl b/lib/stdlib/src/sys.erl index d3ba09ce82..7e4bfa1fdd 100644 --- a/lib/stdlib/src/sys.erl +++ b/lib/stdlib/src/sys.erl @@ -24,6 +24,7 @@ get_state/1, get_state/2, replace_state/2, replace_state/3, change_code/4, change_code/5, + terminate/2, terminate/3, log/2, log/3, trace/2, trace/3, statistics/2, statistics/3, log_to_file/2, log_to_file/3, no_debug/1, no_debug/2, install/2, install/3, remove/2, remove/3]). @@ -163,6 +164,19 @@ change_code(Name, Mod, Vsn, Extra) -> change_code(Name, Mod, Vsn, Extra, Timeout) -> send_system_msg(Name, {change_code, Mod, Vsn, Extra}, Timeout). +-spec terminate(Name, Reason) -> 'ok' when + Name :: name(), + Reason :: term(). +terminate(Name, Reason) -> + send_system_msg(Name, {terminate, Reason}). + +-spec terminate(Name, Reason, Timeout) -> 'ok' when + Name :: name(), + Reason :: term(), + Timeout :: timeout(). +terminate(Name, Reason, Timeout) -> + send_system_msg(Name, {terminate, Reason}, Timeout). + %%----------------------------------------------------------------- %% Debug commands %%----------------------------------------------------------------- @@ -298,6 +312,8 @@ mfa(Name, {debug, {Func, Arg2}}) -> {sys, Func, [Name, Arg2]}; mfa(Name, {change_code, Mod, Vsn, Extra}) -> {sys, change_code, [Name, Mod, Vsn, Extra]}; +mfa(Name, {terminate, Reason}) -> + {sys, terminate, [Name, Reason]}; mfa(Name, Atom) -> {sys, Atom, [Name]}. @@ -313,7 +329,7 @@ mfa(Name, Req, Timeout) -> %% Returns: This function *never* returns! It calls the function %% Module:system_continue(Parent, NDebug, Misc) %% there the process continues the execution or -%% Module:system_terminate(Raeson, Parent, Debug, Misc) if +%% Module:system_terminate(Reason, Parent, Debug, Misc) if %% the process should terminate. %% The Module must export system_continue/3, system_terminate/4 %% and format_status/2 for status information. @@ -339,7 +355,10 @@ handle_system_msg(SysState, Msg, From, Parent, Mod, Debug, Misc, Hib) -> suspend_loop(suspended, Parent, Mod, NDebug, NMisc, Hib); {running, Reply, NDebug, NMisc} -> _ = gen:reply(From, Reply), - Mod:system_continue(Parent, NDebug, NMisc) + Mod:system_continue(Parent, NDebug, NMisc); + {{terminating, Reason}, Reply, NDebug, NMisc} -> + _ = gen:reply(From, Reply), + Mod:system_terminate(Reason, Parent, NDebug, NMisc) end. %%----------------------------------------------------------------- @@ -419,6 +438,8 @@ do_cmd(SysState, get_status, Parent, Mod, Debug, Misc) -> do_cmd(SysState, {debug, What}, _Parent, _Mod, Debug, Misc) -> {Res, NDebug} = debug_cmd(What, Debug), {SysState, Res, NDebug, Misc}; +do_cmd(_, {terminate, Reason}, _Parent, _Mod, Debug, Misc) -> + {{terminating, Reason}, ok, Debug, Misc}; do_cmd(suspended, {change_code, Module, Vsn, Extra}, _Parent, Mod, Debug, Misc) -> {Res, NMisc} = do_change_code(Mod, Module, Vsn, Extra, Misc), diff --git a/lib/stdlib/test/binary_module_SUITE.erl b/lib/stdlib/test/binary_module_SUITE.erl index 32cec0db6f..f828c70b63 100644 --- a/lib/stdlib/test/binary_module_SUITE.erl +++ b/lib/stdlib/test/binary_module_SUITE.erl @@ -506,12 +506,35 @@ do_interesting(Module) -> ?line [<<1,2,3>>,<<6>>] = Module:split(<<1,2,3,4,5,6,7,8>>, [<<4,5>>,<<7>>,<<8>>], [global,trim]), + ?line [<<1,2,3>>,<<6>>] = Module:split(<<1,2,3,4,5,6,7,8>>, + [<<4,5>>,<<7>>,<<8>>], + [global,trim_all]), ?line [<<1,2,3,4,5,6,7,8>>] = Module:split(<<1,2,3,4,5,6,7,8>>, [<<4,5>>,<<7>>,<<8>>], [global,trim,{scope,{0,4}}]), ?line [<<1,2,3>>,<<6,7,8>>] = Module:split(<<1,2,3,4,5,6,7,8>>, [<<4,5>>,<<7>>,<<8>>], [global,trim,{scope,{0,5}}]), + + ?line [<<>>,<<>>,<<3>>,<<6,7,8>>] = Module:split(<<1,2,3,4,5,6,7,8>>, + [<<1>>,<<2>>,<<4,5>>], + [global,trim]), + ?line [<<3>>,<<6,7,8>>] = Module:split(<<1,2,3,4,5,6,7,8>>, + [<<1>>,<<2>>,<<4,5>>], + [global,trim_all]), + + ?line [<<1,2,3>>,<<>>,<<7,8>>] = Module:split(<<1,2,3,4,5,6,7,8>>, + [<<4,5>>,<<6>>], + [global,trim]), + ?line [<<1,2,3>>,<<7,8>>] = Module:split(<<1,2,3,4,5,6,7,8>>, + [<<4,5>>,<<6>>], + [global,trim_all]), + ?line [<<>>,<<>>,<<3>>,<<>>,<<6>>] = Module:split(<<1,2,3,4,5,6,7,8>>, + [<<1>>,<<2>>,<<4>>,<<5>>,<<7>>,<<8>>], + [global,trim]), + ?line [<<3>>,<<6>>] = Module:split(<<1,2,3,4,5,6,7,8>>, + [<<1>>,<<2>>,<<4>>,<<5>>,<<7>>,<<8>>], + [global,trim_all]), ?line badarg = ?MASK_ERROR( Module:replace(<<1,2,3,4,5,6,7,8>>, [<<4,5>>,<<7>>,<<8>>],<<99>>, @@ -1247,6 +1270,8 @@ do_random_split_comp(N,NeedleRange,HaystackRange) -> true = do_split_comp(Needle,Haystack,[]), true = do_split_comp(Needle,Haystack,[global]), true = do_split_comp(Needle,Haystack,[global,trim]), + true = do_split_comp(Needle,Haystack,[global,trim_all]), + true = do_split_comp(Needle,Haystack,[global,trim,trim_all]), do_random_split_comp(N-1,NeedleRange,HaystackRange). do_random_split_comp2(0,_,_) -> ok; @@ -1257,6 +1282,9 @@ do_random_split_comp2(N,NeedleRange,HaystackRange) -> _ <- lists:duplicate(NumNeedles,a)], true = do_split_comp(Needles,Haystack,[]), true = do_split_comp(Needles,Haystack,[global]), + true = do_split_comp(Needles,Haystack,[global,trim]), + true = do_split_comp(Needles,Haystack,[global,trim_all]), + true = do_split_comp(Needles,Haystack,[global,trim,trim_all]), do_random_split_comp2(N-1,NeedleRange,HaystackRange). do_split_comp(N,H,Opts) -> diff --git a/lib/stdlib/test/binref.erl b/lib/stdlib/test/binref.erl index 6d96736ef3..a52ea98e5a 100644 --- a/lib/stdlib/test/binref.erl +++ b/lib/stdlib/test/binref.erl @@ -155,7 +155,8 @@ split(Haystack,Needles0,Options) -> true -> exit(badtype) end, - {Part,Global,Trim} = get_opts_split(Options,{nomatch,false,false}), + {Part,Global,Trim,TrimAll} = + get_opts_split(Options,{nomatch,false,false,false}), {Start,End,NewStack} = case Part of nomatch -> @@ -180,20 +181,24 @@ split(Haystack,Needles0,Options) -> [X] end end, - do_split(Haystack,MList,0,Trim) + do_split(Haystack,MList,0,Trim,TrimAll) catch _:_ -> erlang:error(badarg) end. -do_split(H,[],N,true) when N >= byte_size(H) -> +do_split(H,[],N,true,_) when N >= byte_size(H) -> []; -do_split(H,[],N,_) -> +do_split(H,[],N,_,true) when N >= byte_size(H) -> + []; +do_split(H,[],N,_,_) -> [part(H,{N,byte_size(H)-N})]; -do_split(H,[{A,B}|T],N,Trim) -> +do_split(H,[{A,B}|T],N,Trim,TrimAll) -> case part(H,{N,A-N}) of + <<>> when TrimAll == true -> + do_split(H,T,A+B,Trim,TrimAll); <<>> -> - Rest = do_split(H,T,A+B,Trim), + Rest = do_split(H,T,A+B,Trim,TrimAll), case {Trim, Rest} of {true,[]} -> []; @@ -201,7 +206,7 @@ do_split(H,[{A,B}|T],N,Trim) -> [<<>> | Rest] end; Oth -> - [Oth | do_split(H,T,A+B,Trim)] + [Oth | do_split(H,T,A+B,Trim,TrimAll)] end. @@ -565,14 +570,16 @@ get_opts_match([{scope,{A,B}} | T],_Part) -> get_opts_match(_,_) -> throw(badopt). -get_opts_split([],{Part,Global,Trim}) -> - {Part,Global,Trim}; -get_opts_split([{scope,{A,B}} | T],{_Part,Global,Trim}) -> - get_opts_split(T,{{A,B},Global,Trim}); -get_opts_split([global | T],{Part,_Global,Trim}) -> - get_opts_split(T,{Part,true,Trim}); -get_opts_split([trim | T],{Part,Global,_Trim}) -> - get_opts_split(T,{Part,Global,true}); +get_opts_split([],{Part,Global,Trim,TrimAll}) -> + {Part,Global,Trim,TrimAll}; +get_opts_split([{scope,{A,B}} | T],{_Part,Global,Trim,TrimAll}) -> + get_opts_split(T,{{A,B},Global,Trim,TrimAll}); +get_opts_split([global | T],{Part,_Global,Trim,TrimAll}) -> + get_opts_split(T,{Part,true,Trim,TrimAll}); +get_opts_split([trim | T],{Part,Global,_Trim,TrimAll}) -> + get_opts_split(T,{Part,Global,true,TrimAll}); +get_opts_split([trim_all | T],{Part,Global,Trim,_TrimAll}) -> + get_opts_split(T,{Part,Global,Trim,true}); get_opts_split(_,_) -> throw(badopt). diff --git a/lib/stdlib/test/erl_eval_SUITE.erl b/lib/stdlib/test/erl_eval_SUITE.erl index b55324161b..3427f431c5 100644 --- a/lib/stdlib/test/erl_eval_SUITE.erl +++ b/lib/stdlib/test/erl_eval_SUITE.erl @@ -1458,6 +1458,30 @@ eep43(Config) when is_list(Config) -> "lists:map(fun (X) -> X#{price := 0} end, [#{hello => 0, price => nil}]).", [#{hello => 0, price => 0}]), + check(fun () -> + Map = #{ <<33:333>> => "wat" }, + #{ <<33:333>> := "wat" } = Map + end, + "begin " + " Map = #{ <<33:333>> => \"wat\" }, " + " #{ <<33:333>> := \"wat\" } = Map " + "end.", + #{ <<33:333>> => "wat" }), + check(fun () -> + K1 = 1, + K2 = <<42:301>>, + K3 = {3,K2}, + Map = #{ K1 => 1, K2 => 2, K3 => 3, {2,2} => 4}, + #{ K1 := 1, K2 := 2, K3 := 3, {2,2} := 4} = Map + end, + "begin " + " K1 = 1, " + " K2 = <<42:301>>, " + " K3 = {3,K2}, " + " Map = #{ K1 => 1, K2 => 2, K3 => 3, {2,2} => 4}, " + " #{ K1 := 1, K2 := 2, K3 := 3, {2,2} := 4} = Map " + "end.", + #{ 1 => 1, <<42:301>> => 2, {3,<<42:301>>} => 3, {2,2} => 4}), error_check("[camembert]#{}.", {badarg,[camembert]}), error_check("#{} = 1.", {badmatch,1}), ok. diff --git a/lib/stdlib/test/erl_internal_SUITE.erl b/lib/stdlib/test/erl_internal_SUITE.erl index b6b3c004ea..197a7a33eb 100644 --- a/lib/stdlib/test/erl_internal_SUITE.erl +++ b/lib/stdlib/test/erl_internal_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2011. All Rights Reserved. +%% Copyright Ericsson AB 1999-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -51,7 +51,7 @@ end_per_group(_GroupName, Config) -> -define(default_timeout, ?t:minutes(2)). init_per_testcase(_Case, Config) -> - ?line Dog = test_server:timetrap(?default_timeout), + Dog = test_server:timetrap(?default_timeout), [{watchdog, Dog}|Config]. end_per_testcase(_Case, Config) -> @@ -63,27 +63,50 @@ behav(suite) -> []; behav(doc) -> ["Check that the behaviour callbacks are correctly defined"]; behav(_) -> - ?line check_behav_list([{start,2}, {stop,1}], - application:behaviour_info(callbacks)), - ?line check_behav_list([{init,1}, {handle_call,3}, {handle_cast,2}, - {handle_info,2}, {terminate,2}, {code_change,3}], - gen_server:behaviour_info(callbacks)), - ?line check_behav_list([{init,1}, {handle_event,3}, {handle_sync_event,4}, - {handle_info,3}, {terminate,3}, {code_change,4}], - gen_fsm:behaviour_info(callbacks)), - ?line check_behav_list([{init,1}, {handle_event,2}, {handle_call,2}, - {handle_info,2}, {terminate,2}, {code_change,3}], - gen_event:behaviour_info(callbacks)), - ?line check_behav_list( [{init,1}, {terminate,2}], - supervisor_bridge:behaviour_info(callbacks)), - ?line check_behav_list([{init,1}], - supervisor:behaviour_info(callbacks)), - ok. + Modules = [application, gen_server, gen_fsm, gen_event, + supervisor_bridge, supervisor], + lists:foreach(fun check_behav/1, Modules). + +check_behav(Module) -> + Callbacks = callbacks(Module), + Optional = optional_callbacks(Module), + check_behav_list(Callbacks, Module:behaviour_info(callbacks)), + check_behav_list(Optional, Module:behaviour_info(optional_callbacks)). check_behav_list([], []) -> ok; check_behav_list([L | L1], L2) -> - ?line true = lists:member(L, L2), - ?line L3 = lists:delete(L, L2), + true = lists:member(L, L2), + L3 = lists:delete(L, L2), check_behav_list(L1, L3). - +callbacks(application) -> + [{start,2}, {stop,1}]; +callbacks(gen_server) -> + [{init,1}, {handle_call,3}, {handle_cast,2}, + {handle_info,2}, {terminate,2}, {code_change,3}, + {format_status,2}]; +callbacks(gen_fsm) -> + [{init,1}, {handle_event,3}, {handle_sync_event,4}, + {handle_info,3}, {terminate,3}, {code_change,4}, + {format_status,2}]; +callbacks(gen_event) -> + [{init,1}, {handle_event,2}, {handle_call,2}, + {handle_info,2}, {terminate,2}, {code_change,3}, + {format_status,2}]; +callbacks(supervisor_bridge) -> + [{init,1}, {terminate,2}]; +callbacks(supervisor) -> + [{init,1}]. + +optional_callbacks(application) -> + []; +optional_callbacks(gen_server) -> + [{format_status,2}]; +optional_callbacks(gen_fsm) -> + [{format_status,2}]; +optional_callbacks(gen_event) -> + [{format_status,2}]; +optional_callbacks(supervisor_bridge) -> + []; +optional_callbacks(supervisor) -> + []. diff --git a/lib/stdlib/test/erl_lint_SUITE.erl b/lib/stdlib/test/erl_lint_SUITE.erl index ea61b2082b..f8a99f653a 100644 --- a/lib/stdlib/test/erl_lint_SUITE.erl +++ b/lib/stdlib/test/erl_lint_SUITE.erl @@ -42,6 +42,7 @@ unused_vars_warn_rec/1, unused_vars_warn_fun/1, unused_vars_OTP_4858/1, + unused_unsafe_vars_warn/1, export_vars_warn/1, shadow_vars/1, unused_import/1, @@ -55,7 +56,7 @@ otp_11772/1, otp_11771/1, otp_11872/1, export_all/1, bif_clash/1, - behaviour_basic/1, behaviour_multiple/1, + behaviour_basic/1, behaviour_multiple/1, otp_11861/1, otp_7550/1, otp_8051/1, format_warn/1, @@ -63,7 +64,7 @@ too_many_arguments/1, basic_errors/1,bin_syntax_errors/1, predef/1, - maps/1,maps_type/1 + maps/1,maps_type/1,otp_11851/1 ]). % Default timetrap timeout (set in init_per_testcase). @@ -89,16 +90,16 @@ all() -> otp_5362, otp_5371, otp_7227, otp_5494, otp_5644, otp_5878, otp_5917, otp_6585, otp_6885, otp_10436, otp_11254, otp_11772, otp_11771, otp_11872, export_all, - bif_clash, behaviour_basic, behaviour_multiple, + bif_clash, behaviour_basic, behaviour_multiple, otp_11861, otp_7550, otp_8051, format_warn, {group, on_load}, too_many_arguments, basic_errors, bin_syntax_errors, predef, - maps, maps_type]. + maps, maps_type, otp_11851]. groups() -> [{unused_vars_warn, [], [unused_vars_warn_basic, unused_vars_warn_lc, unused_vars_warn_rec, unused_vars_warn_fun, - unused_vars_OTP_4858]}, + unused_vars_OTP_4858, unused_unsafe_vars_warn]}, {on_load, [], [on_load_successful, on_load_failing]}]. init_per_suite(Config) -> @@ -730,6 +731,48 @@ unused_vars_OTP_4858(Config) when is_list(Config) -> ?line [] = run(Config, Ts), ok. +unused_unsafe_vars_warn(Config) when is_list(Config) -> + Ts = [{unused_unsafe1, + <<"t1() -> + UnusedVar1 = unused1, + try + UnusedVar2 = unused2 + catch + _:_ -> + ok + end, + ok. + ">>, + [warn_unused_vars], + {warnings,[{2,erl_lint,{unused_var,'UnusedVar1'}}, + {4,erl_lint,{unused_var,'UnusedVar2'}}]}}, + {unused_unsafe2, + <<"t2() -> + try + X = 1 + catch + _:_ -> ok + end. + ">>, + [warn_unused_vars], + {warnings,[{3,erl_lint,{unused_var,'X'}}]}}, + {unused_unsafe2, + <<"t3(X, Y) -> + X andalso Y. + ">>, + [warn_unused_vars], + []}, + {unused_unsafe4, + <<"t4() -> + _ = (catch X = X = 1), + _ = case ok of _ -> fun() -> ok end end, + fun (X) -> X end. + ">>, + [warn_unused_vars], + []}], + run(Config, Ts), + ok. + export_vars_warn(doc) -> "Warnings for exported variables"; export_vars_warn(suite) -> []; @@ -808,7 +851,19 @@ export_vars_warn(Config) when is_list(Config) -> [], {error,[{9,erl_lint,{unbound_var,'B'}}], [{9,erl_lint,{exported_var,'Y',{'receive',2}}}, - {10,erl_lint,{shadowed_var,'B',generate}}]}} + {10,erl_lint,{shadowed_var,'B',generate}}]}}, + + {exp4, + <<"t(X) -> + if true -> Z = X end, + case X of + 1 -> Z; + 2 -> X + end, + Z = X. + ">>, + [], + {warnings,[{7,erl_lint,{exported_var,'Z',{'if',2}}}]}} ], ?line [] = run(Config, Ts), ok. @@ -832,8 +887,15 @@ shadow_vars(Config) when is_list(Config) -> ">>, [nowarn_shadow_vars], {error,[{9,erl_lint,{unbound_var,'B'}}], - [{9,erl_lint,{exported_var,'Y',{'receive',2}}}]}}], - + [{9,erl_lint,{exported_var,'Y',{'receive',2}}}]}}, + {shadow2, + <<"t() -> + _ = (catch MS = MS = 1), % MS used unsafe + _ = case ok of _ -> fun() -> ok end end, + fun (MS) -> MS end. % MS not shadowed here + ">>, + [], + []}], ?line [] = run(Config, Ts), ok. @@ -958,6 +1020,45 @@ unsafe_vars(Config) when is_list(Config) -> [warn_unused_vars], {errors,[{3,erl_lint,{unsafe_var,'X',{'if',2}}}, {4,erl_lint,{unsafe_var,'X',{'if',2}}}], + []}}, + {unsafe8, + <<"t8(X) -> + case X of _ -> catch _Y = 1 end, + _Y." + >>, + [], + {errors,[{3,erl_lint,{unsafe_var,'_Y',{'catch',2}}}], + []}}, + {unsafe9, + <<"t9(X) -> + case X of + 1 -> + catch A = 1, % unsafe only here + B = 1, + C = 1, + D = 1; + 2 -> + A = 2, + % B not bound here + C = 2, + catch D = 2; % unsafe in two clauses + 3 -> + A = 3, + B = 3, + C = 3, + catch D = 3; % unsafe in two clauses + 4 -> + A = 4, + B = 4, + C = 4, + D = 4 + end, + {A,B,C,D}." + >>, + [], + {errors,[{24,erl_lint,{unsafe_var,'A',{'catch',4}}}, + {24,erl_lint,{unsafe_var,'B',{'case',2}}}, + {24,erl_lint,{unsafe_var,'D',{'case',2}}}], []}} ], ?line [] = run(Config, Ts), @@ -2648,8 +2749,9 @@ otp_11872(Config) when is_list(Config) -> t() -> 1. ">>, - {error,[{6,erl_lint,{undefined_type,{product,0}}}], - [{8,erl_lint,{new_var_arity_type,map}}]} = + {error,[{6,erl_lint,{undefined_type,{product,0}}}, + {8,erl_lint,{undefined_type,{dict,0}}}], + [{8,erl_lint,{new_builtin_type,{map,0}}}]} = run_test2(Config, Ts, []), ok. @@ -3080,6 +3182,193 @@ behaviour_multiple(Config) when is_list(Config) -> ?line [] = run(Config, Ts), ok. +otp_11861(doc) -> + "OTP-11861. behaviour_info() and -callback."; +otp_11861(suite) -> []; +otp_11861(Conf) when is_list(Conf) -> + CallbackFiles = [callback1, callback2, callback3, + bad_behaviour1, bad_behaviour2], + lists:foreach(fun(M) -> + F = filename:join(?datadir, M), + Opts = [{outdir,?privdir}, return], + {ok, M, []} = compile:file(F, Opts) + end, CallbackFiles), + CodePath = code:get_path(), + true = code:add_path(?privdir), + Ts = [{otp_11861_1, + <<" + -export([b1/1]). + -behaviour(callback1). + -behaviour(callback2). + + -spec b1(atom()) -> integer(). + b1(A) when is_atom(A)-> + 3. + ">>, + [], + %% b2/1 is optional in both modules + {warnings,[{4,erl_lint, + {conflicting_behaviours,{b1,1},callback2,3,callback1}}]}}, + {otp_11861_2, + <<" + -export([b2/1]). + -behaviour(callback1). + -behaviour(callback2). + + -spec b2(integer()) -> atom(). + b2(I) when is_integer(I)-> + a. + ">>, + [], + %% b2/1 is optional in callback2, but not in callback1 + {warnings,[{3,erl_lint,{undefined_behaviour_func,{b1,1},callback1}}, + {4,erl_lint, + {conflicting_behaviours,{b2,1},callback2,3,callback1}}]}}, + {otp_11861_3, + <<" + -callback b(_) -> atom(). + -optional_callbacks({b1,1}). % non-existing and ignored + ">>, + [], + []}, + {otp_11861_4, + <<" + -callback b(_) -> atom(). + -optional_callbacks([{b1,1}]). % non-existing + ">>, + [], + %% No behaviour-info(), but callback. + {errors,[{3,erl_lint,{undefined_callback,{lint_test,b1,1}}}],[]}}, + {otp_11861_5, + <<" + -optional_callbacks([{b1,1}]). % non-existing + ">>, + [], + %% No behaviour-info() and no callback: warning anyway + {errors,[{2,erl_lint,{undefined_callback,{lint_test,b1,1}}}],[]}}, + {otp_11861_6, + <<" + -optional_callbacks([b1/1]). % non-existing + behaviour_info(callbacks) -> [{b1,1}]. + ">>, + [], + %% behaviour-info() and no callback: warning anyway + {errors,[{2,erl_lint,{undefined_callback,{lint_test,b1,1}}}],[]}}, + {otp_11861_7, + <<" + -optional_callbacks([b1/1]). % non-existing + -callback b(_) -> atom(). + behaviour_info(callbacks) -> [{b1,1}]. + ">>, + [], + %% behaviour-info() callback: warning + {errors,[{2,erl_lint,{undefined_callback,{lint_test,b1,1}}}, + {3,erl_lint,{behaviour_info,{lint_test,b,1}}}], + []}}, + {otp_11861_8, + <<" + -callback b(_) -> atom(). + -optional_callbacks([b/1, {b, 1}]). + ">>, + [], + {errors,[{3,erl_lint,{redefine_optional_callback,{b,1}}}],[]}}, + {otp_11861_9, + <<" + -behaviour(gen_server). + -export([handle_call/3,handle_cast/2,handle_info/2, + code_change/3, init/1, terminate/2]). + handle_call(_, _, _) -> ok. + handle_cast(_, _) -> ok. + handle_info(_, _) -> ok. + code_change(_, _, _) -> ok. + init(_) -> ok. + terminate(_, _) -> ok. + ">>, + [], + []}, + {otp_11861_9, + <<" + -behaviour(gen_server). + -export([handle_call/3,handle_cast/2,handle_info/2, + code_change/3, init/1, terminate/2, format_status/2]). + handle_call(_, _, _) -> ok. + handle_cast(_, _) -> ok. + handle_info(_, _) -> ok. + code_change(_, _, _) -> ok. + init(_) -> ok. + terminate(_, _) -> ok. + format_status(_, _) -> ok. % optional callback + ">>, + [], + %% Nothing... + []}, + {otp_11861_10, + <<" + -optional_callbacks([{b1,1,bad}]). % badly formed and ignored + behaviour_info(callbacks) -> [{b1,1}]. + ">>, + [], + []}, + {otp_11861_11, + <<" + -behaviour(bad_behaviour1). + ">>, + [], + {warnings,[{2,erl_lint, + {ill_defined_behaviour_callbacks,bad_behaviour1}}]}}, + {otp_11861_12, + <<" + -behaviour(non_existing_behaviour). + ">>, + [], + {warnings,[{2,erl_lint, + {undefined_behaviour,non_existing_behaviour}}]}}, + {otp_11861_13, + <<" + -behaviour(bad_behaviour_none). + ">>, + [], + {warnings,[{2,erl_lint,{undefined_behaviour,bad_behaviour_none}}]}}, + {otp_11861_14, + <<" + -callback b(_) -> atom(). + ">>, + [], + []}, + {otp_11861_15, + <<" + -optional_callbacks([{b1,1,bad}]). % badly formed + -callback b(_) -> atom(). + ">>, + [], + []}, + {otp_11861_16, + <<" + -callback b(_) -> atom(). + -callback b(_) -> atom(). + ">>, + [], + {errors,[{3,erl_lint,{redefine_callback,{b,1}}}],[]}}, + {otp_11861_17, + <<" + -behaviour(bad_behaviour2). + ">>, + [], + {warnings,[{2,erl_lint,{undefined_behaviour_callbacks, + bad_behaviour2}}]}}, + {otp_11861_18, + <<" + -export([f1/1]). + -behaviour(callback3). + f1(_) -> ok. + ">>, + [], + []} + ], + ?line [] = run(Conf, Ts), + true = code:set_path(CodePath), + ok. + otp_7550(doc) -> "Test that the new utf8/utf16/utf32 types do not allow size or unit specifiers."; otp_7550(Config) when is_list(Config) -> @@ -3145,8 +3434,8 @@ format_warn(Config) when is_list(Config) -> ok. format_level(Level, Count, Config) -> - ?line W = get_compilation_warnings(Config, "format", - [{warn_format, Level}]), + ?line W = get_compilation_result(Config, "format", + [{warn_format, Level}]), %% Pick out the 'format' warnings. ?line FW = lists:filter(fun({_Line, erl_lint, {format_error, _}}) -> true; (_) -> false @@ -3330,42 +3619,22 @@ bin_syntax_errors(Config) -> ok. predef(doc) -> - "OTP-10342: Predefined types: array(), digraph(), and so on"; + "OTP-10342: No longer predefined types: array(), digraph(), and so on"; predef(suite) -> []; predef(Config) when is_list(Config) -> - W = get_compilation_warnings(Config, "predef", []), + W = get_compilation_result(Config, "predef", []), [] = W, - W2 = get_compilation_warnings(Config, "predef2", []), - Tag = deprecated_builtin_type, - [{7,erl_lint,{Tag,{array,0},{array,array,1},"OTP 18.0"}}, - {12,erl_lint,{Tag,{dict,0},{dict,dict,2},"OTP 18.0"}}, - {17,erl_lint,{Tag,{digraph,0},{digraph,graph},"OTP 18.0"}}, - {27,erl_lint,{Tag,{gb_set,0},{gb_sets,set,1},"OTP 18.0"}}, - {32,erl_lint,{Tag,{gb_tree,0},{gb_trees,tree,2},"OTP 18.0"}}, - {37,erl_lint,{Tag,{queue,0},{queue,queue,1},"OTP 18.0"}}, - {42,erl_lint,{Tag,{set,0},{sets,set,1},"OTP 18.0"}}, - {47,erl_lint,{Tag,{tid,0},{ets,tid},"OTP 18.0"}}] = W2, - Ts = [{otp_10342_1, - <<"-compile(nowarn_deprecated_type). - - -spec t(dict()) -> non_neg_integer(). - - t(D) -> - erlang:phash2(D, 3000). - ">>, - {[nowarn_unused_function]}, - []}, - {otp_10342_2, - <<"-spec t(dict()) -> non_neg_integer(). - - t(D) -> - erlang:phash2(D, 3000). - ">>, - {[nowarn_unused_function]}, - {warnings,[{1,erl_lint, - {deprecated_builtin_type,{dict,0},{dict,dict,2}, - "OTP 18.0"}}]}}], - [] = run(Config, Ts), + %% dict(), digraph() and so on were removed in Erlang/OTP 18.0. + E2 = get_compilation_result(Config, "predef2", []), + Tag = undefined_type, + {[{7,erl_lint,{Tag,{array,0}}}, + {12,erl_lint,{Tag,{dict,0}}}, + {17,erl_lint,{Tag,{digraph,0}}}, + {27,erl_lint,{Tag,{gb_set,0}}}, + {32,erl_lint,{Tag,{gb_tree,0}}}, + {37,erl_lint,{Tag,{queue,0}}}, + {42,erl_lint,{Tag,{set,0}}}, + {47,erl_lint,{Tag,{tid,0}}}],[]} = E2, ok. maps(Config) -> @@ -3398,7 +3667,8 @@ maps(Config) -> g := 1 + 1, h := _, i := (_X = _Y), - j := (x ! y) }) -> + j := (x ! y), + <<0:300>> := 33}) -> {A,F}. ">>, [], @@ -3411,9 +3681,10 @@ maps(Config) -> {errors,[{1,erl_lint,illegal_map_construction}, {1,erl_lint,{unbound_var,'X'}}], []}}, - {errors_in_map_keys, + {legal_map_construction, <<"t(V) -> #{ a => 1, #{a=>V} => 2, + #{{a,V}=>V} => 2, #{ \"hi\" => wazzup, hi => ho } => yep, [try a catch _:_ -> b end] => nope, ok => 1.0, @@ -3425,11 +3696,7 @@ maps(Config) -> }. ">>, [], - {errors,[{2,erl_lint,{illegal_map_key_variable,'V'}}, - {4,erl_lint,illegal_map_key}, - {6,erl_lint,illegal_map_key}, - {8,erl_lint,illegal_map_key}, - {10,erl_lint,illegal_map_key}],[]}}, + []}, {errors_in_map_keys_pattern, <<"t(#{ a := 2, #{} := A, @@ -3440,8 +3707,8 @@ maps(Config) -> A. ">>, [], - {errors,[{4,erl_lint,illegal_map_key}, - {6,erl_lint,{illegal_map_key_variable,'V'}}],[]}}], + {errors,[{4,erl_lint,illegal_map_construction}, + {6,erl_lint,illegal_map_key}],[]}}], [] = run(Config, Ts), ok. @@ -3470,7 +3737,94 @@ maps_type(Config) when is_list(Config) -> t(M) -> M. ">>, [], - {warnings,[{3,erl_lint,{new_var_arity_type,map}}]}}], + {warnings,[{3,erl_lint,{new_builtin_type,{map,0}}}]}}], + [] = run(Config, Ts), + ok. + +otp_11851(doc) -> + "OTP-11851: More atoms can be used as type names + bug fixes."; +otp_11851(Config) when is_list(Config) -> + Ts = [ + {otp_11851_1, + <<"-export([t/0]). + -type range(A, B) :: A | B. + + -type union(A) :: A. + + -type product() :: integer(). + + -type tuple(A) :: A. + + -type map(A) :: A. + + -type record() :: a | b. + + -type integer(A) :: A. + + -type atom(A) :: A. + + -type binary(A, B) :: A | B. + + -type 'fun'() :: integer(). + + -type 'fun'(X) :: X. + + -type 'fun'(X, Y) :: X | Y. + + -type all() :: range(atom(), integer()) | union(pid()) | product() + | tuple(reference()) | map(function()) | record() + | integer(atom()) | atom(integer()) + | binary(pid(), tuple()) | 'fun'(port()) + | 'fun'() | 'fun'(<<>>, 'none'). + + -spec t() -> all(). + + t() -> + a. + ">>, + [], + []}, + {otp_11851_2, + <<"-export([a/1, b/1, t/0]). + + -callback b(_) -> integer(). + + -callback ?MODULE:a(_) -> integer(). + + a(_) -> 3. + + b(_) -> a. + + t()-> a. + ">>, + [], + {errors,[{5,erl_lint,{bad_callback,{lint_test,a,1}}}],[]}}, + {otp_11851_3, + <<"-export([a/1]). + + -spec a(_A) -> boolean() when + _ :: atom(), + _A :: integer(). + + a(_) -> true. + ">>, + [], + {errors,[{4,erl_parse,"bad type variable"}],[]}}, + {otp_11851_4, + <<" + -spec a(_) -> ok. + -spec a(_) -> ok. + + -spec ?MODULE:a(_) -> ok. + -spec ?MODULE:a(_) -> ok. + ">>, + [], + {errors,[{3,erl_lint,{redefine_spec,{a,1}}}, + {5,erl_lint,{redefine_spec,{lint_test,a,1}}}, + {6,erl_lint,{redefine_spec,{lint_test,a,1}}}, + {6,erl_lint,{spec_fun_undefined,{a,1}}}], + []}} + ], [] = run(Config, Ts), ok. @@ -3487,9 +3841,9 @@ run(Config, Tests) -> end, lists:foldl(F, [], Tests). -%% Compiles a test file and returns the list of warnings. +%% Compiles a test file and returns the list of warnings/errors. -get_compilation_warnings(Conf, Filename, Warnings) -> +get_compilation_result(Conf, Filename, Warnings) -> ?line DataDir = ?datadir, ?line File = filename:join(DataDir, Filename), {ok,Bin} = file:read_file(File++".erl"), @@ -3498,6 +3852,7 @@ get_compilation_warnings(Conf, Filename, Warnings) -> Test = lists:nthtail(Start+Length, FileS), case run_test(Conf, Test, Warnings) of {warnings, Ws} -> Ws; + {errors,Es,Ws} -> {Es,Ws}; [] -> [] end. diff --git a/lib/stdlib/test/erl_lint_SUITE_data/bad_behaviour1.erl b/lib/stdlib/test/erl_lint_SUITE_data/bad_behaviour1.erl new file mode 100644 index 0000000000..230f4b4519 --- /dev/null +++ b/lib/stdlib/test/erl_lint_SUITE_data/bad_behaviour1.erl @@ -0,0 +1,6 @@ +-module(bad_behaviour1). + +-export([behaviour_info/1]). + +behaviour_info(callbacks) -> + [{a,1,bad}]. diff --git a/lib/stdlib/test/erl_lint_SUITE_data/bad_behaviour2.erl b/lib/stdlib/test/erl_lint_SUITE_data/bad_behaviour2.erl new file mode 100644 index 0000000000..bb755ce18b --- /dev/null +++ b/lib/stdlib/test/erl_lint_SUITE_data/bad_behaviour2.erl @@ -0,0 +1,6 @@ +-module(bad_behaviour2). + +-export([behaviour_info/1]). + +behaviour_info(callbacks) -> + undefined. diff --git a/lib/stdlib/test/erl_lint_SUITE_data/callback1.erl b/lib/stdlib/test/erl_lint_SUITE_data/callback1.erl new file mode 100644 index 0000000000..3cc5b51879 --- /dev/null +++ b/lib/stdlib/test/erl_lint_SUITE_data/callback1.erl @@ -0,0 +1,6 @@ +-module(callback1). + +-callback b1(I :: integer()) -> atom(). +-callback b2(A :: atom()) -> integer(). + +-optional_callbacks([{b2,1}]). diff --git a/lib/stdlib/test/erl_lint_SUITE_data/callback2.erl b/lib/stdlib/test/erl_lint_SUITE_data/callback2.erl new file mode 100644 index 0000000000..211cf9f115 --- /dev/null +++ b/lib/stdlib/test/erl_lint_SUITE_data/callback2.erl @@ -0,0 +1,6 @@ +-module(callback2). + +-callback b1(I :: integer()) -> atom(). +-callback b2(A :: atom()) -> integer(). + +-optional_callbacks([b1/1, b2/1]). diff --git a/lib/stdlib/test/erl_lint_SUITE_data/callback3.erl b/lib/stdlib/test/erl_lint_SUITE_data/callback3.erl new file mode 100644 index 0000000000..97b3ecb860 --- /dev/null +++ b/lib/stdlib/test/erl_lint_SUITE_data/callback3.erl @@ -0,0 +1,8 @@ +-module(callback3). + +-export([behaviour_info/1]). + +behaviour_info(callbacks) -> + [{f1, 1}]; +behaviour_info(_) -> + undefined. diff --git a/lib/stdlib/test/erl_lint_SUITE_data/predef.erl b/lib/stdlib/test/erl_lint_SUITE_data/predef.erl index ee9073aa67..3cb7bf40f1 100644 --- a/lib/stdlib/test/erl_lint_SUITE_data/predef.erl +++ b/lib/stdlib/test/erl_lint_SUITE_data/predef.erl @@ -5,8 +5,8 @@ -export_type([array/0, digraph/0, gb_set/0]). -%% Before Erlang/OTP 17.0 local re-definitions of pre-defined opaque -%% types were ignored but did not generate any warning. +%% Since Erlang/OTP 18.0 array() and so on are no longer pre-defined, +%% so there is nothing special about them at all. -opaque array() :: atom(). -opaque digraph() :: atom(). -opaque gb_set() :: atom(). diff --git a/lib/stdlib/test/erl_pp_SUITE.erl b/lib/stdlib/test/erl_pp_SUITE.erl index 927fe0b595..f71446dd64 100644 --- a/lib/stdlib/test/erl_pp_SUITE.erl +++ b/lib/stdlib/test/erl_pp_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2006-2013. All Rights Reserved. +%% Copyright Ericsson AB 2006-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -42,7 +42,6 @@ -export([ func/1, call/1, recs/1, try_catch/1, if_then/1, receive_after/1, bits/1, head_tail/1, cond1/1, block/1, case1/1, ops/1, messages/1, - old_mnemosyne_syntax/1, import_export/1, misc_attrs/1, dialyzer_attrs/1, hook/1, neg_indent/1, @@ -50,7 +49,7 @@ otp_6321/1, otp_6911/1, otp_6914/1, otp_8150/1, otp_8238/1, otp_8473/1, otp_8522/1, otp_8567/1, otp_8664/1, otp_9147/1, - otp_10302/1, otp_10820/1, otp_11100/1]). + otp_10302/1, otp_10820/1, otp_11100/1, otp_11861/1]). %% Internal export. -export([ehook/6]). @@ -77,13 +76,13 @@ groups() -> [{expr, [], [func, call, recs, try_catch, if_then, receive_after, bits, head_tail, cond1, block, case1, ops, - messages, old_mnemosyne_syntax, maps_syntax + messages, maps_syntax ]}, {attributes, [], [misc_attrs, import_export, dialyzer_attrs]}, {tickets, [], [otp_6321, otp_6911, otp_6914, otp_8150, otp_8238, otp_8473, otp_8522, otp_8567, otp_8664, otp_9147, - otp_10302, otp_10820, otp_11100]}]. + otp_10302, otp_10820, otp_11100, otp_11861]}]. init_per_suite(Config) -> Config. @@ -561,27 +560,6 @@ messages(Config) when is_list(Config) -> ?line true = "\n" =:= lists:flatten(erl_pp:form({eof,0})), ok. -old_mnemosyne_syntax(Config) when is_list(Config) -> - %% Since we have kept the ':-' token, - %% better test that we can pretty print it. - R = {rule,12,sales,2, - [{clause,12, - [{var,12,'E'},{atom,12,employee}], - [], - [{generate,13, - {var,13,'E'}, - {call,13,{atom,13,table},[{atom,13,employee}]}}, - {match,14, - {record_field,14,{var,14,'E'},{atom,14,salary}}, - {atom,14,sales}}]}]}, - ?line "sales(E, employee) :-\n" - " E <- table(employee),\n" - " E.salary = sales.\n" = - lists:flatten(erl_pp:form(R)), - ok. - - - import_export(suite) -> []; import_export(Config) when is_list(Config) -> @@ -664,26 +642,6 @@ do_hook(HookFun) -> AFormChars = erl_pp:form(A, H), ?line true = AChars =:= lists:flatten(AFormChars), - R = {rule,0,sales,0, - [{clause,0,[{var,0,'E'},{atom,0,employee}],[], - [{generate,2,{var,2,'E'}, - {call,2,{atom,2,table},[{atom,2,employee}]}}, - {match,3, - {record_field,3,{var,3,'E'},{atom,3,salary}}, - {foo,Expr}}]}]}, - RChars = lists:flatten(erl_pp:rule(R, H)), - R2 = {rule,0,sales,0, - [{clause,0,[{var,0,'E'},{atom,0,employee}],[], - [{generate,2,{var,2,'E'}, - {call,2,{atom,2,table},[{atom,2,employee}]}}, - {match,3, - {record_field,3,{var,3,'E'},{atom,3,salary}}, - {call,0,{atom,0,foo},[Expr2]}}]}]}, - RChars2 = erl_pp:rule(R2), - ?line true = RChars =:= lists:flatten(RChars2), - ARChars = erl_pp:form(R, H), - ?line true = RChars =:= lists:flatten(ARChars), - ?line "INVALID-FORM:{foo,bar}:" = lists:flatten(erl_pp:expr({foo,bar})), %% A list (as before R6), not a list of lists. @@ -874,6 +832,7 @@ type_examples() -> {ex3,<<"-type paren() :: (ann2()). ">>}, {ex4,<<"-type t1() :: atom(). ">>}, {ex5,<<"-type t2() :: [t1()]. ">>}, + {ex56,<<"-type integer(A) :: A. ">>}, {ex6,<<"-type t3(Atom) :: integer(Atom). ">>}, {ex7,<<"-type '\\'t::4'() :: t3('\\'foobar'). ">>}, {ex8,<<"-type t5() :: {t1(), t3(foo)}. ">>}, @@ -1204,8 +1163,18 @@ otp_11100(Config) when is_list(Config) -> []}}), ok. +otp_11861(doc) -> + "OTP-11861. behaviour_info() and -callback."; +otp_11861(suite) -> []; +otp_11861(Config) when is_list(Config) -> + "-optional_callbacks([bar/0]).\n" = + pf({attribute,3,optional_callbacks,[{bar,0}]}), + "-optional_callbacks([{bar,1,bad}]).\n" = + pf({attribute,4,optional_callbacks,[{bar,1,bad}]}), + ok. + pf(Form) -> - lists:flatten(erl_pp:form(Form,none)). + lists:flatten(erl_pp:form(Form, none)). %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% diff --git a/lib/stdlib/test/erl_scan_SUITE.erl b/lib/stdlib/test/erl_scan_SUITE.erl index 9be9f641c8..6ef947f0e3 100644 --- a/lib/stdlib/test/erl_scan_SUITE.erl +++ b/lib/stdlib/test/erl_scan_SUITE.erl @@ -226,7 +226,7 @@ atoms() -> punctuations() -> L = ["<<", "<-", "<=", "<", ">>", ">=", ">", "->", "--", "-", "++", "+", "=:=", "=/=", "=<", "=>", "==", "=", "/=", - "/", "||", "|", ":=", ":-", "::", ":"], + "/", "||", "|", ":=", "::", ":"], %% One token at a time: [begin W = list_to_atom(S), diff --git a/lib/stdlib/test/ets_SUITE.erl b/lib/stdlib/test/ets_SUITE.erl index 8dc8b2c291..2674f6886f 100644 --- a/lib/stdlib/test/ets_SUITE.erl +++ b/lib/stdlib/test/ets_SUITE.erl @@ -77,6 +77,7 @@ -export([otp_10182/1]). -export([ets_all/1]). -export([memory_check_summary/1]). +-export([take/1]). -export([init_per_testcase/2, end_per_testcase/2]). %% Convenience for manual testing @@ -153,6 +154,7 @@ all() -> otp_9932, otp_9423, ets_all, + take, memory_check_summary]. % MUST BE LAST @@ -5582,6 +5584,43 @@ ets_all_run() -> ets_all_run(). +take(Config) when is_list(Config) -> + %% Simple test for set tables. + T1 = ets_new(a, [set]), + [] = ets:take(T1, foo), + ets:insert(T1, {foo,bar}), + [] = ets:take(T1, bar), + [{foo,bar}] = ets:take(T1, foo), + [] = ets:tab2list(T1), + %% Non-immediate key. + ets:insert(T1, {{'not',<<"immediate">>},ok}), + [{{'not',<<"immediate">>},ok}] = ets:take(T1, {'not',<<"immediate">>}), + %% Same with ordered tables. + T2 = ets_new(b, [ordered_set]), + [] = ets:take(T2, foo), + ets:insert(T2, {foo,bar}), + [] = ets:take(T2, bar), + [{foo,bar}] = ets:take(T2, foo), + [] = ets:tab2list(T2), + ets:insert(T2, {{'not',<<"immediate">>},ok}), + [{{'not',<<"immediate">>},ok}] = ets:take(T2, {'not',<<"immediate">>}), + %% Arithmetically-equal keys. + ets:insert(T2, [{1.0,float},{2,integer}]), + [{1.0,float}] = ets:take(T2, 1), + [{2,integer}] = ets:take(T2, 2.0), + [] = ets:tab2list(T2), + %% Same with bag. + T3 = ets_new(c, [bag]), + ets:insert(T3, [{1,1},{1,2},{3,3}]), + [{1,1},{1,2}] = ets:take(T3, 1), + [{3,3}] = ets:take(T3, 3), + [] = ets:tab2list(T3), + ets:delete(T1), + ets:delete(T2), + ets:delete(T3), + ok. + + % % Utility functions: % diff --git a/lib/stdlib/test/filelib_SUITE.erl b/lib/stdlib/test/filelib_SUITE.erl index bd313390b3..146d810189 100644 --- a/lib/stdlib/test/filelib_SUITE.erl +++ b/lib/stdlib/test/filelib_SUITE.erl @@ -77,7 +77,8 @@ wildcard_one(Config) when is_list(Config) -> L = filelib:wildcard(Wc), L = filelib:wildcard(Wc, erl_prim_loader), L = filelib:wildcard(Wc, "."), - L = filelib:wildcard(Wc, Dir) + L = filelib:wildcard(Wc, Dir), + L = filelib:wildcard(Wc, Dir++"/.") end), ?line file:set_cwd(OldCwd), ?line ok = file:del_dir(Dir), diff --git a/lib/stdlib/test/filename_SUITE.erl b/lib/stdlib/test/filename_SUITE.erl index ecd9cff9f9..6f1d1a891d 100644 --- a/lib/stdlib/test/filename_SUITE.erl +++ b/lib/stdlib/test/filename_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2012. All Rights Reserved. +%% Copyright Ericsson AB 1997-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -287,38 +287,66 @@ extension(Config) when is_list(Config) -> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% join(Config) when is_list(Config) -> + %% Whenever joining two elements, test the equivalence between + %% join/1 and join/2 (OTP-12158) by using help function + %% filename_join/2. ?line "/" = filename:join(["/"]), ?line "/" = filename:join(["//"]), - ?line "usr/foo.erl" = filename:join("usr","foo.erl"), - ?line "/src/foo.erl" = filename:join(usr, "/src/foo.erl"), - ?line "/src/foo.erl" = filename:join(["/src/",'foo.erl']), - ?line "/src/foo.erl" = filename:join(usr, ["/sr", 'c/foo.erl']), - ?line "/src/foo.erl" = filename:join("usr", "/src/foo.erl"), + "usr/foo.erl" = filename_join("usr","foo.erl"), + "/src/foo.erl" = filename_join(usr, "/src/foo.erl"), + "/src/foo.erl" = filename_join("/src/",'foo.erl'), + "/src/foo.erl" = filename_join(usr, ["/sr", 'c/foo.erl']), + "/src/foo.erl" = filename_join("usr", "/src/foo.erl"), %% Make sure that redundant slashes work too. ?line "a/b/c/d/e/f/g" = filename:join(["a//b/c/////d//e/f/g"]), - ?line "a/b/c/d/e/f/g" = filename:join(["a//b/c/", "d//e/f/g"]), - ?line "a/b/c/d/e/f/g" = filename:join(["a//b/c", "d//e/f/g"]), - ?line "/d/e/f/g" = filename:join(["a//b/c", "/d//e/f/g"]), - ?line "/d/e/f/g" = filename:join(["a//b/c", "//d//e/f/g"]), - - ?line "foo/bar" = filename:join([$f,$o,$o,$/,[]], "bar"), + "a/b/c/d/e/f/g" = filename_join("a//b/c/", "d//e/f/g"), + "a/b/c/d/e/f/g" = filename_join("a//b/c", "d//e/f/g"), + "/d/e/f/g" = filename_join("a//b/c", "/d//e/f/g"), + "/d/e/f/g" = filename:join("a//b/c", "//d//e/f/g"), + + "foo/bar" = filename_join([$f,$o,$o,$/,[]], "bar"), + + %% Single dots - should be removed if in the middle of the path, + %% but not at the end of the path. + "/." = filename:join(["/."]), + "/" = filename:join(["/./"]), + "/." = filename:join(["/./."]), + "./." = filename:join(["./."]), + + "/a/b" = filename_join("/a/.","b"), + "/a/b/." = filename_join("/a/.","b/."), + "/a/." = filename_join("/a/.","."), + "/a/." = filename_join("/a","."), + "/a/." = filename_join("/a/.",""), + "./." = filename_join("./.","."), + "./." = filename_join("./","."), + "./." = filename_join("./.",""), + "." = filename_join(".",""), + "./." = filename_join(".","."), + + %% Trailing slash shall be removed - except the root + "/" = filename:join(["/"]), + "/" = filename:join(["/./"]), + "/a" = filename:join(["/a/"]), + "/b" = filename_join("/a/","/b/"), + "/a/b" = filename_join("/a/","b/"), ?line case os:type() of {win32, _} -> ?line "d:/" = filename:join(["D:/"]), ?line "d:/" = filename:join(["D:\\"]), - ?line "d:/abc" = filename:join(["D:/", "abc"]), - ?line "d:abc" = filename:join(["D:", "abc"]), + "d:/abc" = filename_join("D:/", "abc"), + "d:abc" = filename_join("D:", "abc"), ?line "a/b/c/d/e/f/g" = filename:join(["a//b\\c//\\/\\d/\\e/f\\g"]), ?line "a:usr/foo.erl" = filename:join(["A:","usr","foo.erl"]), ?line "/usr/foo.erl" = filename:join(["A:","/usr","foo.erl"]), - ?line "c:usr" = filename:join("A:","C:usr"), - ?line "a:usr" = filename:join("A:","usr"), - ?line "c:/usr" = filename:join("A:", "C:/usr"), + "c:usr" = filename_join("A:","C:usr"), + "a:usr" = filename_join("A:","usr"), + "c:/usr" = filename_join("A:", "C:/usr"), ?line "c:/usr/foo.erl" = filename:join(["A:","C:/usr","foo.erl"]), ?line "c:usr/foo.erl" = @@ -329,6 +357,11 @@ join(Config) when is_list(Config) -> ok end. +%% Make sure join([A,B]) is equivalent to join(A,B) (OTP-12158) +filename_join(A,B) -> + Res = filename:join(A,B), + Res = filename:join([A,B]). + pathtype(Config) when is_list(Config) -> ?line relative = filename:pathtype(".."), ?line relative = filename:pathtype("foo"), @@ -633,6 +666,53 @@ join_bin(Config) when is_list(Config) -> ?line <<"foo/bar">> = filename:join([$f,$o,$o,$/,[]], <<"bar">>), + %% Single dots - should be removed if in the middle of the path, + %% but not at the end of the path. + %% Also test equivalence between join/1 and join/2 (OTP-12158) + <<"/.">> = filename:join([<<"/.">>]), + <<"/">> = filename:join([<<"/./">>]), + <<"/.">> = filename:join([<<"/./.">>]), + <<"./.">> = filename:join([<<"./.">>]), + + <<"/a/b">> = filename:join([<<"/a/.">>,<<"b">>]), + <<"/a/b">> = filename:join(<<"/a/.">>,<<"b">>), + + <<"/a/b/.">> = filename:join([<<"/a/.">>,<<"b/.">>]), + <<"/a/b/.">> = filename:join(<<"/a/.">>,<<"b/.">>), + + <<"/a/.">> = filename:join([<<"/a/.">>,<<".">>]), + <<"/a/.">> = filename:join(<<"/a/.">>,<<".">>), + + <<"/a/.">> = filename:join([<<"/a">>,<<".">>]), + <<"/a/.">> = filename:join(<<"/a">>,<<".">>), + + <<"/a/.">> = filename:join([<<"/a/.">>,<<"">>]), + <<"/a/.">> = filename:join(<<"/a/.">>,<<"">>), + + <<"./.">> = filename:join([<<"./.">>,<<".">>]), + <<"./.">> = filename:join(<<"./.">>,<<".">>), + + <<"./.">> = filename:join([<<"./">>,<<".">>]), + <<"./.">> = filename:join(<<"./">>,<<".">>), + + <<"./.">> = filename:join([<<"./.">>,<<"">>]), + <<"./.">> = filename:join(<<"./.">>,<<"">>), + + <<".">> = filename:join([<<".">>,<<"">>]), + <<".">> = filename:join(<<".">>,<<"">>), + + <<"./.">> = filename:join([<<".">>,<<".">>]), + <<"./.">> = filename:join(<<".">>,<<".">>), + + %% Trailing slash shall be removed - except the root + <<"/">> = filename:join([<<"/">>]), + <<"/">> = filename:join([<<"/./">>]), + <<"/a">> = filename:join([<<"/a/">>]), + <<"/b">> = filename:join([<<"/a/">>,<<"/b/">>]), + <<"/b">> = filename:join(<<"/a/">>,<<"/b/">>), + <<"/a/b">> = filename:join([<<"/a/">>,<<"b/">>]), + <<"/a/b">> = filename:join(<<"/a/">>,<<"b/">>), + ?line case os:type() of {win32, _} -> ?line <<"d:/">> = filename:join([<<"D:/">>]), diff --git a/lib/stdlib/test/gen_event_SUITE.erl b/lib/stdlib/test/gen_event_SUITE.erl index 60a1ba8c60..576a5adfce 100644 --- a/lib/stdlib/test/gen_event_SUITE.erl +++ b/lib/stdlib/test/gen_event_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -106,7 +106,7 @@ start(Config) when is_list(Config) -> ?line {error, {already_started, _}} = gen_event:start({global, my_dummy_name}), - exit(Pid6, shutdown), + ok = gen_event:stop({global, my_dummy_name}, shutdown, 10000), receive {'EXIT', Pid6, shutdown} -> ok after 10000 -> diff --git a/lib/stdlib/test/gen_fsm_SUITE.erl b/lib/stdlib/test/gen_fsm_SUITE.erl index 39f0442824..dabc10aec4 100644 --- a/lib/stdlib/test/gen_fsm_SUITE.erl +++ b/lib/stdlib/test/gen_fsm_SUITE.erl @@ -27,6 +27,9 @@ -export([start1/1, start2/1, start3/1, start4/1, start5/1, start6/1, start7/1, start8/1, start9/1, start10/1, start11/1, start12/1]). +-export([stop1/1, stop2/1, stop3/1, stop4/1, stop5/1, stop6/1, stop7/1, + stop8/1, stop9/1, stop10/1]). + -export([ abnormal1/1, abnormal2/1]). -export([shutdown/1]). @@ -66,6 +69,8 @@ groups() -> [{start, [], [start1, start2, start3, start4, start5, start6, start7, start8, start9, start10, start11, start12]}, + {stop, [], + [stop1, stop2, stop3, stop4, stop5, stop6, stop7, stop8, stop9, stop10]}, {abnormal, [], [abnormal1, abnormal2]}, {sys, [], [sys1, call_format_status, error_format_status, terminate_crash_format, @@ -281,6 +286,105 @@ start12(Config) when is_list(Config) -> ok. +%% Anonymous, reason 'normal' +stop1(_Config) -> + {ok, Pid} = gen_fsm:start(?MODULE, [], []), + ok = gen_fsm:stop(Pid), + false = erlang:is_process_alive(Pid), + {'EXIT',noproc} = (catch gen_fsm:stop(Pid)), + ok. + +%% Anonymous, other reason +stop2(_Config) -> + {ok,Pid} = gen_fsm:start(?MODULE, [], []), + ok = gen_fsm:stop(Pid, other_reason, infinity), + false = erlang:is_process_alive(Pid), + ok. + +%% Anonymous, invalid timeout +stop3(_Config) -> + {ok,Pid} = gen_fsm:start(?MODULE, [], []), + {'EXIT',_} = (catch gen_fsm:stop(Pid, other_reason, invalid_timeout)), + true = erlang:is_process_alive(Pid), + ok = gen_fsm:stop(Pid), + false = erlang:is_process_alive(Pid), + ok. + +%% Registered name +stop4(_Config) -> + {ok,Pid} = gen_fsm:start({local,to_stop},?MODULE, [], []), + ok = gen_fsm:stop(to_stop), + false = erlang:is_process_alive(Pid), + {'EXIT',noproc} = (catch gen_fsm:stop(to_stop)), + ok. + +%% Registered name and local node +stop5(_Config) -> + {ok,Pid} = gen_fsm:start({local,to_stop},?MODULE, [], []), + ok = gen_fsm:stop({to_stop,node()}), + false = erlang:is_process_alive(Pid), + {'EXIT',noproc} = (catch gen_fsm:stop({to_stop,node()})), + ok. + +%% Globally registered name +stop6(_Config) -> + {ok, Pid} = gen_fsm:start({global, to_stop}, ?MODULE, [], []), + ok = gen_fsm:stop({global,to_stop}), + false = erlang:is_process_alive(Pid), + {'EXIT',noproc} = (catch gen_fsm:stop({global,to_stop})), + ok. + +%% 'via' registered name +stop7(_Config) -> + dummy_via:reset(), + {ok, Pid} = gen_fsm:start({via, dummy_via, to_stop}, + ?MODULE, [], []), + ok = gen_fsm:stop({via, dummy_via, to_stop}), + false = erlang:is_process_alive(Pid), + {'EXIT',noproc} = (catch gen_fsm:stop({via, dummy_via, to_stop})), + ok. + +%% Anonymous on remote node +stop8(_Config) -> + {ok,Node} = test_server:start_node(gen_fsm_SUITE_stop8,slave,[]), + Dir = filename:dirname(code:which(?MODULE)), + rpc:call(Node,code,add_path,[Dir]), + {ok, Pid} = rpc:call(Node,gen_fsm,start,[?MODULE,[],[]]), + ok = gen_fsm:stop(Pid), + false = rpc:call(Node,erlang,is_process_alive,[Pid]), + {'EXIT',noproc} = (catch gen_fsm:stop(Pid)), + true = test_server:stop_node(Node), + {'EXIT',{{nodedown,Node},_}} = (catch gen_fsm:stop(Pid)), + ok. + +%% Registered name on remote node +stop9(_Config) -> + {ok,Node} = test_server:start_node(gen_fsm_SUITE_stop9,slave,[]), + Dir = filename:dirname(code:which(?MODULE)), + rpc:call(Node,code,add_path,[Dir]), + {ok, Pid} = rpc:call(Node,gen_fsm,start,[{local,to_stop},?MODULE,[],[]]), + ok = gen_fsm:stop({to_stop,Node}), + undefined = rpc:call(Node,erlang,whereis,[to_stop]), + false = rpc:call(Node,erlang,is_process_alive,[Pid]), + {'EXIT',noproc} = (catch gen_fsm:stop({to_stop,Node})), + true = test_server:stop_node(Node), + {'EXIT',{{nodedown,Node},_}} = (catch gen_fsm:stop({to_stop,Node})), + ok. + +%% Globally registered name on remote node +stop10(_Config) -> + {ok,Node} = test_server:start_node(gen_fsm_SUITE_stop10,slave,[]), + Dir = filename:dirname(code:which(?MODULE)), + rpc:call(Node,code,add_path,[Dir]), + {ok, Pid} = rpc:call(Node,gen_fsm,start,[{global,to_stop},?MODULE,[],[]]), + global:sync(), + ok = gen_fsm:stop({global,to_stop}), + false = rpc:call(Node,erlang,is_process_alive,[Pid]), + {'EXIT',noproc} = (catch gen_fsm:stop({global,to_stop})), + true = test_server:stop_node(Node), + {'EXIT',noproc} = (catch gen_fsm:stop({global,to_stop})), + ok. + %% Check that time outs in calls work abnormal1(suite) -> []; abnormal1(Config) when is_list(Config) -> diff --git a/lib/stdlib/test/gen_server_SUITE.erl b/lib/stdlib/test/gen_server_SUITE.erl index 0f03fda30a..30dabf63c5 100644 --- a/lib/stdlib/test/gen_server_SUITE.erl +++ b/lib/stdlib/test/gen_server_SUITE.erl @@ -36,6 +36,9 @@ get_state/1, replace_state/1, call_with_huge_message_queue/1 ]). +-export([stop1/1, stop2/1, stop3/1, stop4/1, stop5/1, stop6/1, stop7/1, + stop8/1, stop9/1, stop10/1]). + % spawn export -export([spec_init_local/2, spec_init_global/2, spec_init_via/2, spec_init_default_timeout/2, spec_init_global_default_timeout/2, @@ -51,7 +54,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - [start, crash, call, cast, cast_fast, info, abcast, + [start, {group,stop}, crash, call, cast, cast_fast, info, abcast, multicall, multicall_down, call_remote1, call_remote2, call_remote3, call_remote_n1, call_remote_n2, call_remote_n3, spec_init, @@ -63,7 +66,8 @@ all() -> call_with_huge_message_queue]. groups() -> - []. + [{stop, [], + [stop1, stop2, stop3, stop4, stop5, stop6, stop7, stop8, stop9, stop10]}]. init_per_suite(Config) -> Config. @@ -237,6 +241,105 @@ start(Config) when is_list(Config) -> process_flag(trap_exit, OldFl), ok. +%% Anonymous, reason 'normal' +stop1(_Config) -> + {ok, Pid} = gen_server:start(?MODULE, [], []), + ok = gen_server:stop(Pid), + false = erlang:is_process_alive(Pid), + {'EXIT',noproc} = (catch gen_server:stop(Pid)), + ok. + +%% Anonymous, other reason +stop2(_Config) -> + {ok,Pid} = gen_server:start(?MODULE, [], []), + ok = gen_server:stop(Pid, other_reason, infinity), + false = erlang:is_process_alive(Pid), + ok. + +%% Anonymous, invalid timeout +stop3(_Config) -> + {ok,Pid} = gen_server:start(?MODULE, [], []), + {'EXIT',_} = (catch gen_server:stop(Pid, other_reason, invalid_timeout)), + true = erlang:is_process_alive(Pid), + ok = gen_server:stop(Pid), + false = erlang:is_process_alive(Pid), + ok. + +%% Registered name +stop4(_Config) -> + {ok,Pid} = gen_server:start({local,to_stop},?MODULE, [], []), + ok = gen_server:stop(to_stop), + false = erlang:is_process_alive(Pid), + {'EXIT',noproc} = (catch gen_server:stop(to_stop)), + ok. + +%% Registered name and local node +stop5(_Config) -> + {ok,Pid} = gen_server:start({local,to_stop},?MODULE, [], []), + ok = gen_server:stop({to_stop,node()}), + false = erlang:is_process_alive(Pid), + {'EXIT',noproc} = (catch gen_server:stop({to_stop,node()})), + ok. + +%% Globally registered name +stop6(_Config) -> + {ok, Pid} = gen_server:start({global, to_stop}, ?MODULE, [], []), + ok = gen_server:stop({global,to_stop}), + false = erlang:is_process_alive(Pid), + {'EXIT',noproc} = (catch gen_server:stop({global,to_stop})), + ok. + +%% 'via' registered name +stop7(_Config) -> + dummy_via:reset(), + {ok, Pid} = gen_server:start({via, dummy_via, to_stop}, + ?MODULE, [], []), + ok = gen_server:stop({via, dummy_via, to_stop}), + false = erlang:is_process_alive(Pid), + {'EXIT',noproc} = (catch gen_server:stop({via, dummy_via, to_stop})), + ok. + +%% Anonymous on remote node +stop8(_Config) -> + {ok,Node} = test_server:start_node(gen_server_SUITE_stop8,slave,[]), + Dir = filename:dirname(code:which(?MODULE)), + rpc:call(Node,code,add_path,[Dir]), + {ok, Pid} = rpc:call(Node,gen_server,start,[?MODULE,[],[]]), + ok = gen_server:stop(Pid), + false = rpc:call(Node,erlang,is_process_alive,[Pid]), + {'EXIT',noproc} = (catch gen_server:stop(Pid)), + true = test_server:stop_node(Node), + {'EXIT',{{nodedown,Node},_}} = (catch gen_server:stop(Pid)), + ok. + +%% Registered name on remote node +stop9(_Config) -> + {ok,Node} = test_server:start_node(gen_server_SUITE_stop9,slave,[]), + Dir = filename:dirname(code:which(?MODULE)), + rpc:call(Node,code,add_path,[Dir]), + {ok, Pid} = rpc:call(Node,gen_server,start,[{local,to_stop},?MODULE,[],[]]), + ok = gen_server:stop({to_stop,Node}), + undefined = rpc:call(Node,erlang,whereis,[to_stop]), + false = rpc:call(Node,erlang,is_process_alive,[Pid]), + {'EXIT',noproc} = (catch gen_server:stop({to_stop,Node})), + true = test_server:stop_node(Node), + {'EXIT',{{nodedown,Node},_}} = (catch gen_server:stop({to_stop,Node})), + ok. + +%% Globally registered name on remote node +stop10(_Config) -> + {ok,Node} = test_server:start_node(gen_server_SUITE_stop10,slave,[]), + Dir = filename:dirname(code:which(?MODULE)), + rpc:call(Node,code,add_path,[Dir]), + {ok, Pid} = rpc:call(Node,gen_server,start,[{global,to_stop},?MODULE,[],[]]), + global:sync(), + ok = gen_server:stop({global,to_stop}), + false = rpc:call(Node,erlang,is_process_alive,[Pid]), + {'EXIT',noproc} = (catch gen_server:stop({global,to_stop})), + true = test_server:stop_node(Node), + {'EXIT',noproc} = (catch gen_server:stop({global,to_stop})), + ok. + crash(Config) when is_list(Config) -> ?line error_logger_forwarder:register(), diff --git a/lib/stdlib/test/proc_lib_SUITE.erl b/lib/stdlib/test/proc_lib_SUITE.erl index 8dca69bac4..b6f1973a05 100644 --- a/lib/stdlib/test/proc_lib_SUITE.erl +++ b/lib/stdlib/test/proc_lib_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2012. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -27,7 +27,7 @@ init_per_group/2,end_per_group/2, crash/1, sync_start_nolink/1, sync_start_link/1, spawn_opt/1, sp1/0, sp2/0, sp3/1, sp4/2, sp5/1, - hibernate/1]). + hibernate/1, stop/1]). -export([ otp_6345/1, init_dont_hang/1]). -export([hib_loop/1, awaken/1]). @@ -38,6 +38,7 @@ -export([otp_6345_init/1, init_dont_hang_init/1]). +-export([system_terminate/4]). -ifdef(STANDALONE). -define(line, noop, ). @@ -49,7 +50,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [crash, {group, sync_start}, spawn_opt, hibernate, - {group, tickets}]. + {group, tickets}, stop]. groups() -> [{tickets, [], [otp_6345, init_dont_hang]}, @@ -361,10 +362,94 @@ init_dont_hang(Config) when is_list(Config) -> exit(Error) end. -init_dont_hang_init(Parent) -> +init_dont_hang_init(_Parent) -> 1 = 2. +%% Test proc_lib:stop/1,3 +stop(_Config) -> + Parent = self(), + SysMsgProc = + fun() -> + receive + {system,From,Request} -> + sys:handle_system_msg(Request,From,Parent,?MODULE,[],[]) + end + end, + + %% Normal case: + %% Process handles system message and terminated with given reason + Pid1 = proc_lib:spawn(SysMsgProc), + ok = proc_lib:stop(Pid1), + false = erlang:is_process_alive(Pid1), + + %% Process does not exit + {'EXIT',noproc} = (catch proc_lib:stop(Pid1)), + + %% Badly handled system message + DieProc = + fun() -> + receive + {system,_From,_Request} -> + exit(die) + end + end, + Pid2 = proc_lib:spawn(DieProc), + {'EXIT',{die,_}} = (catch proc_lib:stop(Pid2)), + + %% Hanging process => timeout + HangProc = + fun() -> + receive + {system,_From,_Request} -> + timer:sleep(5000) + end + end, + Pid3 = proc_lib:spawn(HangProc), + {'EXIT',timeout} = (catch proc_lib:stop(Pid3,normal,1000)), + + %% Success case with other reason than 'normal' + Pid4 = proc_lib:spawn(SysMsgProc), + ok = proc_lib:stop(Pid4,other_reason,infinity), + false = erlang:is_process_alive(Pid4), + + %% System message is handled, but process dies with other reason + %% than the given (in system_terminate/4 below) + Pid5 = proc_lib:spawn(SysMsgProc), + {'EXIT',{badmatch,2}} = (catch proc_lib:stop(Pid5,crash,infinity)), + false = erlang:is_process_alive(Pid5), + + %% Local registered name + Pid6 = proc_lib:spawn(SysMsgProc), + register(to_stop,Pid6), + ok = proc_lib:stop(to_stop), + undefined = whereis(to_stop), + false = erlang:is_process_alive(Pid6), + + %% Remote registered name + {ok,Node} = test_server:start_node(proc_lib_SUITE_stop,slave,[]), + Dir = filename:dirname(code:which(?MODULE)), + rpc:call(Node,code,add_path,[Dir]), + Pid7 = spawn(Node,SysMsgProc), + true = rpc:call(Node,erlang,register,[to_stop,Pid7]), + Pid7 = rpc:call(Node,erlang,whereis,[to_stop]), + ok = proc_lib:stop({to_stop,Node}), + undefined = rpc:call(Node,erlang,whereis,[to_stop]), + false = rpc:call(Node,erlang,is_process_alive,[Pid7]), + + %% Local and remote registered name, but non-existing + {'EXIT',noproc} = (catch proc_lib:stop(to_stop)), + {'EXIT',noproc} = (catch proc_lib:stop({to_stop,Node})), + + true = test_server:stop_node(Node), + + %% Remote registered name, but non-existing node + {'EXIT',{{nodedown,Node},_}} = (catch proc_lib:stop({to_stop,Node})), + ok. +system_terminate(crash,_Parent,_Deb,_State) -> + 1 = 2; +system_terminate(Reason,_Parent,_Deb,_State) -> + exit(Reason). %%----------------------------------------------------------------- %% The error_logger handler used. diff --git a/lib/stdlib/test/qlc_SUITE.erl b/lib/stdlib/test/qlc_SUITE.erl index 37fbb5267b..4173a40d14 100644 --- a/lib/stdlib/test/qlc_SUITE.erl +++ b/lib/stdlib/test/qlc_SUITE.erl @@ -7891,7 +7891,7 @@ run_test(Config, Extra, {cres, Body, Opts, ExpectedCompileReturn}) -> {module, _} = code:load_abs(AbsFile, Mod), Ms0 = erlang:process_info(self(),messages), - Before = {get(), pps(), ets:all(), Ms0}, + Before = {{get(), ets:all(), Ms0}, pps()}, %% Prepare the check that the qlc module does not call qlc_pt. _ = [unload_pt() || {file, Name} <- [code:is_loaded(qlc_pt)], @@ -7921,12 +7921,29 @@ run_test(Config, Extra, {cres, Body, Opts, ExpectedCompileReturn}) -> run_test(Config, Extra, Body) -> run_test(Config, Extra, {cres,Body,[]}). -wait_for_expected(R, Before, SourceFile, Wait) -> +wait_for_expected(R, {Strict0,PPS0}=Before, SourceFile, Wait) -> Ms = erlang:process_info(self(),messages), - After = {get(), pps(), ets:all(), Ms}, + After = {_,PPS1} = {{get(), ets:all(), Ms}, pps()}, case {R, After} of {ok, Before} -> ok; + {ok, {Strict0,_}} -> + {Ports0,Procs0} = PPS0, + {Ports1,Procs1} = PPS1, + case {Ports1 -- Ports0, Procs1 -- Procs0} of + {[], []} -> ok; + _ when Wait -> + timer:sleep(1000), + wait_for_expected(R, Before, SourceFile, false); + {PortsDiff,ProcsDiff} -> + io:format("failure, got ~p~n, expected ~p\n", + [PPS1, PPS0]), + show("Old port", Ports0 -- Ports1), + show("New port", PortsDiff), + show("Old proc", Procs0 -- Procs1), + show("New proc", ProcsDiff), + fail(SourceFile) + end; _ when Wait -> timer:sleep(1000), wait_for_expected(R, Before, SourceFile, false); @@ -7993,7 +8010,7 @@ compile_file(Config, Test0, Opts0) -> case compile:file(File, Opts) of {ok, _M, Ws} -> warnings(File, Ws); {error, [{File,Es}], []} -> {errors, Es, []}; - {error, [{File,Es}], [{File,Ws}]} -> {error, Es, Ws} + {error, [{File,Es}], [{File,Ws}]} -> {errors, Es, Ws} end. comp_compare(T, T) -> @@ -8058,6 +8075,17 @@ filename(Name, Config) when is_atom(Name) -> filename(Name, Config) -> filename:join(?privdir, Name). +show(_S, []) -> + ok; +show(S, [{Pid, Name, InitCall}|Pids]) when is_pid(Pid) -> + io:format("~s: ~w (~w), ~w: ~p~n", + [S, Pid, proc_reg_name(Name), InitCall, + erlang:process_info(Pid)]), + show(S, Pids); +show(S, [{Port, _}|Ports]) when is_port(Port)-> + io:format("~s: ~w: ~p~n", [S, Port, erlang:port_info(Port)]), + show(S, Ports). + pps() -> {port_list(), process_list()}. @@ -8070,6 +8098,9 @@ process_list() -> safe_second_element(process_info(P, initial_call))} || P <- processes(), is_process_alive(P)]. +proc_reg_name({registered_name, Name}) -> Name; +proc_reg_name([]) -> no_reg_name. + safe_second_element({_,Info}) -> Info; safe_second_element(Other) -> Other. diff --git a/lib/stdlib/test/stdlib_SUITE.erl b/lib/stdlib/test/stdlib_SUITE.erl index 3d09bd27ff..6669a21b9c 100644 --- a/lib/stdlib/test/stdlib_SUITE.erl +++ b/lib/stdlib/test/stdlib_SUITE.erl @@ -22,14 +22,7 @@ -module(stdlib_SUITE). -include_lib("test_server/include/test_server.hrl"). - -% Test server specific exports --export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, - init_per_group/2,end_per_group/2]). --export([init_per_testcase/2, end_per_testcase/2]). - -% Test cases must be exported. --export([app_test/1, appup_test/1]). +-compile(export_all). %% %% all/1 @@ -37,10 +30,10 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - [app_test, appup_test]. + [app_test, appup_test, {group,upgrade}]. groups() -> - []. + [{upgrade,[minor_upgrade,major_upgrade]}]. init_per_suite(Config) -> Config. @@ -48,9 +41,13 @@ init_per_suite(Config) -> end_per_suite(_Config) -> ok. +init_per_group(upgrade, Config) -> + ct_release_test:init(Config); init_per_group(_GroupName, Config) -> Config. +end_per_group(upgrade, Config) -> + ct_release_test:cleanup(Config); end_per_group(_GroupName, Config) -> Config. @@ -165,3 +162,19 @@ check_appup([Vsn|Vsns],Instrs,Expected) -> end; check_appup([],_,_) -> ok. + + +minor_upgrade(Config) -> + ct_release_test:upgrade(stdlib,minor,{?MODULE,[]},Config). + +major_upgrade(Config) -> + ct_release_test:upgrade(stdlib,major,{?MODULE,[]},Config). + +%% Version numbers are checked by ct_release_test, so there is nothing +%% more to check here... +upgrade_init(State) -> + State. +upgrade_upgraded(State) -> + State. +upgrade_downgraded(State) -> + State. diff --git a/lib/stdlib/test/supervisor_SUITE.erl b/lib/stdlib/test/supervisor_SUITE.erl index 836ea7c030..c98654aef7 100644 --- a/lib/stdlib/test/supervisor_SUITE.erl +++ b/lib/stdlib/test/supervisor_SUITE.erl @@ -37,9 +37,11 @@ sup_start_ignore_child/1, sup_start_ignore_temporary_child/1, sup_start_ignore_temporary_child_start_child/1, sup_start_ignore_temporary_child_start_child_simple/1, - sup_start_error_return/1, sup_start_fail/1, sup_stop_infinity/1, - sup_stop_timeout/1, sup_stop_brutal_kill/1, child_adm/1, - child_adm_simple/1, child_specs/1, extra_return/1]). + sup_start_error_return/1, sup_start_fail/1, + sup_start_map/1, sup_start_map_faulty_specs/1, + sup_stop_infinity/1, sup_stop_timeout/1, sup_stop_brutal_kill/1, + child_adm/1, child_adm_simple/1, child_specs/1, extra_return/1, + sup_flags/1]). %% Tests concept permanent, transient and temporary -export([ permanent_normal/1, transient_normal/1, @@ -65,7 +67,8 @@ do_not_save_child_specs_for_temporary_children/1, simple_one_for_one_scale_many_temporary_children/1, simple_global_supervisor/1, hanging_restart_loop/1, - hanging_restart_loop_simple/1]). + hanging_restart_loop_simple/1, code_change/1, code_change_map/1, + code_change_simple/1, code_change_simple_map/1]). %%------------------------------------------------------------------------- @@ -73,8 +76,8 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - [{group, sup_start}, {group, sup_stop}, child_adm, - child_adm_simple, extra_return, child_specs, + [{group, sup_start}, {group, sup_start_map}, {group, sup_stop}, child_adm, + child_adm_simple, extra_return, child_specs, sup_flags, {group, restart_one_for_one}, {group, restart_one_for_all}, {group, restart_simple_one_for_one}, @@ -85,7 +88,8 @@ all() -> count_children, do_not_save_start_parameters_for_temporary_children, do_not_save_child_specs_for_temporary_children, simple_one_for_one_scale_many_temporary_children, temporary_bystander, - simple_global_supervisor, hanging_restart_loop, hanging_restart_loop_simple]. + simple_global_supervisor, hanging_restart_loop, hanging_restart_loop_simple, + code_change, code_change_map, code_change_simple, code_change_simple_map]. groups() -> [{sup_start, [], @@ -94,6 +98,8 @@ groups() -> sup_start_ignore_temporary_child_start_child, sup_start_ignore_temporary_child_start_child_simple, sup_start_error_return, sup_start_fail]}, + {sup_start_map, [], + [sup_start_map, sup_start_map_faulty_specs]}, {sup_stop, [], [sup_stop_infinity, sup_stop_timeout, sup_stop_brutal_kill]}, @@ -256,6 +262,60 @@ sup_start_fail(Config) when is_list(Config) -> check_exit_reason(Term). %%------------------------------------------------------------------------- +%% Tests that the supervisor process starts correctly with map +%% startspec, and that the full childspec can be read. +sup_start_map(Config) when is_list(Config) -> + process_flag(trap_exit, true), + Child1 = #{id=>child1, start=>{supervisor_1, start_child, []}}, + Child2 = #{id=>child2, + start=>{supervisor_1, start_child, []}, + shutdown=>brutal_kill}, + Child3 = #{id=>child3, + start=>{supervisor_1, start_child, []}, + type=>supervisor}, + {ok, Pid} = start_link({ok, {#{}, [Child1,Child2,Child3]}}), + + %% Check default values + {ok,#{id:=child1, + start:={supervisor_1,start_child,[]}, + restart:=permanent, + shutdown:=5000, + type:=worker, + modules:=[supervisor_1]}} = supervisor:get_childspec(Pid, child1), + {ok,#{id:=child2, + start:={supervisor_1,start_child,[]}, + restart:=permanent, + shutdown:=brutal_kill, + type:=worker, + modules:=[supervisor_1]}} = supervisor:get_childspec(Pid, child2), + {ok,#{id:=child3, + start:={supervisor_1,start_child,[]}, + restart:=permanent, + shutdown:=infinity, + type:=supervisor, + modules:=[supervisor_1]}} = supervisor:get_childspec(Pid, child3), + {error,not_found} = supervisor:get_childspec(Pid, child4), + terminate(Pid, shutdown). + +%%------------------------------------------------------------------------- +%% Tests that the supervisor produces good error messages when start- +%% and child specs are faulty. +sup_start_map_faulty_specs(Config) when is_list(Config) -> + process_flag(trap_exit, true), + Child1 = #{start=>{supervisor_1, start_child, []}}, + Child2 = #{id=>child2}, + Child3 = #{id=>child3, + start=>{supervisor_1, start_child, []}, + silly_flag=>true}, + Child4 = child4, + {error,{start_spec,missing_id}} = start_link({ok, {#{}, [Child1]}}), + {error,{start_spec,missing_start}} = start_link({ok, {#{}, [Child2]}}), + {ok,Pid} = start_link({ok, {#{}, [Child3]}}), + terminate(Pid,shutdown), + {error,{start_spec,{invalid_child_spec,child4}}} = + start_link({ok, {#{}, [Child4]}}). + +%%------------------------------------------------------------------------- %% See sup_stop/1 when Shutdown = infinity, this walue is allowed for %% children of type supervisor _AND_ worker. sup_stop_infinity(Config) when is_list(Config) -> @@ -479,7 +539,7 @@ child_adm_simple(Config) when is_list(Config) -> %% Tests child specs, invalid formats should be rejected. child_specs(Config) when is_list(Config) -> process_flag(trap_exit, true), - {ok, _Pid} = start_link({ok, {{one_for_one, 2, 3600}, []}}), + {ok, Pid} = start_link({ok, {{one_for_one, 2, 3600}, []}}), {error, _} = supervisor:start_child(sup_test, hej), %% Bad child specs @@ -509,6 +569,7 @@ child_specs(Config) when is_list(Config) -> {error, {invalid_modules,dy}} = supervisor:start_child(sup_test, B5), + {error, {badarg, _}} = supervisor:check_childspecs(B1), % should be list {error, {invalid_mfa,mfa}} = supervisor:check_childspecs([B1]), {error, {invalid_restart_type,prmanent}} = supervisor:check_childspecs([B2]), @@ -524,6 +585,54 @@ child_specs(Config) when is_list(Config) -> ok = supervisor:check_childspecs([C3]), ok = supervisor:check_childspecs([C4]), ok = supervisor:check_childspecs([C5]), + + {error,{duplicate_child_name,child}} = supervisor:check_childspecs([C1,C2]), + + terminate(Pid, shutdown), + + %% Faulty child specs in supervisor start + {error, {start_spec, {invalid_mfa, mfa}}} = + start_link({ok, {{one_for_one, 2, 3600}, [B1]}}), + {error, {start_spec, {invalid_restart_type, prmanent}}} = + start_link({ok, {{simple_one_for_one, 2, 3600}, [B2]}}), + + %% simple_one_for_one needs exactly one child + {error,{bad_start_spec,[]}} = + start_link({ok, {{simple_one_for_one, 2, 3600}, []}}), + {error,{bad_start_spec,[C1,C2]}} = + start_link({ok, {{simple_one_for_one, 2, 3600}, [C1,C2]}}), + + ok. + +%%------------------------------------------------------------------------- +%% Test error handling of supervisor flags +sup_flags(_Config) -> + process_flag(trap_exit,true), + {error,{supervisor_data,{invalid_strategy,_}}} = + start_link({ok, {{none_for_one, 2, 3600}, []}}), + {error,{supervisor_data,{invalid_strategy,_}}} = + start_link({ok, {#{strategy=>none_for_one}, []}}), + {error,{supervisor_data,{invalid_intensity,_}}} = + start_link({ok, {{one_for_one, infinity, 3600}, []}}), + {error,{supervisor_data,{invalid_intensity,_}}} = + start_link({ok, {#{intensity=>infinity}, []}}), + {error,{supervisor_data,{invalid_period,_}}} = + start_link({ok, {{one_for_one, 2, 0}, []}}), + {error,{supervisor_data,{invalid_period,_}}} = + start_link({ok, {#{period=>0}, []}}), + {error,{supervisor_data,{invalid_period,_}}} = + start_link({ok, {{one_for_one, 2, infinity}, []}}), + {error,{supervisor_data,{invalid_period,_}}} = + start_link({ok, {#{period=>infinity}, []}}), + + %% SupFlags other than a map or a 3-tuple + {error,{supervisor_data,{invalid_type,_}}} = + start_link({ok, {{one_for_one, 2}, []}}), + + %% Unexpected flags are ignored + {ok,Pid} = start_link({ok,{#{silly_flag=>true},[]}}), + terminate(Pid,shutdown), + ok. %%------------------------------------------------------------------------- @@ -1647,6 +1756,186 @@ hanging_restart_loop_simple(Config) when is_list(Config) -> ok. %%------------------------------------------------------------------------- +%% Test the code_change function +code_change(_Config) -> + process_flag(trap_exit, true), + + SupFlags = {one_for_one, 0, 1}, + {ok, Pid} = start_link({ok, {SupFlags, []}}), + [] = supervisor:which_children(Pid), + + %% Change supervisor flags + S1 = sys:get_state(Pid), + ok = fake_upgrade(Pid,{ok, {{one_for_one, 1, 3}, []}}), + S2 = sys:get_state(Pid), + true = (S1 /= S2), + + %% Faulty childspec + FaultyChild = {child1, permanent, brutal_kill, worker, []}, % missing start + {error,{error,{invalid_child_spec,FaultyChild}}} = + fake_upgrade(Pid,{ok,{SupFlags,[FaultyChild]}}), + + %% Add child1 and child2 + Child1 = {child1, {supervisor_1, start_child, []}, + permanent, 2000, worker, []}, + Child2 = {child2, {supervisor_1, start_child, []}, + permanent, brutal_kill, worker, []}, + ok = fake_upgrade(Pid,{ok,{SupFlags,[Child1,Child2]}}), + %% Children are not automatically started + {ok,_} = supervisor:restart_child(Pid,child1), + {ok,_} = supervisor:restart_child(Pid,child2), + [{child2,_,_,_},{child1,_,_,_}] = supervisor:which_children(Pid), + + %% Change child1, remove child2 and add child3 + Child11 = {child1, {supervisor_1, start_child, []}, + permanent, 1000, worker, []}, + Child3 = {child3, {supervisor_1, start_child, []}, + permanent, brutal_kill, worker, []}, + ok = fake_upgrade(Pid,{ok, {SupFlags, [Child11,Child3]}}), + %% Children are not deleted on upgrade, so it is ok that child2 is + %% still here + [{child2,_,_,_},{child3,_,_,_},{child1,_,_,_}] = + supervisor:which_children(Pid), + + %% Ignore during upgrade + ok = fake_upgrade(Pid,ignore), + + %% Error during upgrade + {error, faulty_return} = fake_upgrade(Pid,faulty_return), + + %% Faulty flags + {error,{error, {invalid_intensity,faulty_intensity}}} = + fake_upgrade(Pid,{ok, {{one_for_one,faulty_intensity,1}, []}}), + {error,{error,{bad_flags, faulty_flags}}} = + fake_upgrade(Pid,{ok, {faulty_flags, []}}), + + terminate(Pid,shutdown). + +code_change_map(_Config) -> + process_flag(trap_exit, true), + + {ok, Pid} = start_link({ok, {#{}, []}}), + [] = supervisor:which_children(Pid), + + %% Change supervisor flags + S1 = sys:get_state(Pid), + ok = fake_upgrade(Pid,{ok, {#{intensity=>1, period=>3}, []}}), + S2 = sys:get_state(Pid), + true = (S1 /= S2), + + %% Faulty childspec + FaultyChild = #{id=>faulty_child}, + {error,{error,missing_start}} = + fake_upgrade(Pid,{ok,{#{},[FaultyChild]}}), + + %% Add child1 and child2 + Child1 = #{id=>child1, + start=>{supervisor_1, start_child, []}, + shutdown=>2000}, + Child2 = #{id=>child2, + start=>{supervisor_1, start_child, []}}, + ok = fake_upgrade(Pid,{ok,{#{},[Child1,Child2]}}), + %% Children are not automatically started + {ok,_} = supervisor:restart_child(Pid,child1), + {ok,_} = supervisor:restart_child(Pid,child2), + [{child2,_,_,_},{child1,_,_,_}] = supervisor:which_children(Pid), + {ok,#{shutdown:=2000}} = supervisor:get_childspec(Pid,child1), + + %% Change child1, remove child2 and add child3 + Child11 = #{id=>child1, + start=>{supervisor_1, start_child, []}, + shutdown=>1000}, + Child3 = #{id=>child3, + start=>{supervisor_1, start_child, []}}, + ok = fake_upgrade(Pid,{ok, {#{}, [Child11,Child3]}}), + %% Children are not deleted on upgrade, so it is ok that child2 is + %% still here + [{child2,_,_,_},{child3,_,_,_},{child1,_,_,_}] = + supervisor:which_children(Pid), + {ok,#{shutdown:=1000}} = supervisor:get_childspec(Pid,child1), + + %% Ignore during upgrade + ok = fake_upgrade(Pid,ignore), + + %% Error during upgrade + {error, faulty_return} = fake_upgrade(Pid,faulty_return), + + %% Faulty flags + {error,{error, {invalid_intensity,faulty_intensity}}} = + fake_upgrade(Pid,{ok, {#{intensity=>faulty_intensity}, []}}), + + terminate(Pid,shutdown). + +code_change_simple(_Config) -> + process_flag(trap_exit, true), + + SimpleChild1 = {child1,{supervisor_1, start_child, []}, permanent, + brutal_kill, worker, []}, + SimpleFlags = {simple_one_for_one, 0, 1}, + {ok, SimplePid} = start_link({ok, {SimpleFlags,[SimpleChild1]}}), + %% Change childspec + SimpleChild11 = {child1,{supervisor_1, start_child, []}, permanent, + 1000, worker, []}, + ok = fake_upgrade(SimplePid,{ok,{SimpleFlags,[SimpleChild11]}}), + + %% Attempt to add child + SimpleChild2 = {child2,{supervisor_1, start_child, []}, permanent, + brutal_kill, worker, []}, + + {error, {error, {ok,[_,_]}}} = + fake_upgrade(SimplePid,{ok,{SimpleFlags,[SimpleChild1,SimpleChild2]}}), + + %% Attempt to remove child + {error, {error, {ok,[]}}} = fake_upgrade(SimplePid,{ok,{SimpleFlags,[]}}), + + terminate(SimplePid,shutdown), + ok. + +code_change_simple_map(_Config) -> + process_flag(trap_exit, true), + + SimpleChild1 = #{id=>child1, + start=>{supervisor_1, start_child, []}}, + SimpleFlags = #{strategy=>simple_one_for_one}, + {ok, SimplePid} = start_link({ok, {SimpleFlags,[SimpleChild1]}}), + %% Change childspec + SimpleChild11 = #{id=>child1, + start=>{supervisor_1, start_child, []}, + shutdown=>1000}, + ok = fake_upgrade(SimplePid,{ok,{SimpleFlags,[SimpleChild11]}}), + + %% Attempt to add child + SimpleChild2 = #{id=>child2, + start=>{supervisor_1, start_child, []}}, + {error, {error, {ok, [_,_]}}} = + fake_upgrade(SimplePid,{ok,{SimpleFlags,[SimpleChild1,SimpleChild2]}}), + + %% Attempt to remove child + {error, {error, {ok, []}}} = + fake_upgrade(SimplePid,{ok,{SimpleFlags,[]}}), + + terminate(SimplePid,shutdown), + ok. + +fake_upgrade(Pid,NewInitReturn) -> + ok = sys:suspend(Pid), + + %% Update state to fake code change + %% The #state record in supervisor.erl holds the arguments given + %% to the callback init function. By replacing these arguments the + %% init function will return something new and by that fake a code + %% change (see init function above in this module). + Fun = fun(State) -> + Size = size(State), % 'args' is the last field in #state. + setelement(Size,State,NewInitReturn) + end, + sys:replace_state(Pid,Fun), + + R = sys:change_code(Pid,gen_server,dummy_vsn,[]), + ok = sys:resume(Pid), + R. + +%%------------------------------------------------------------------------- terminate(Pid, Reason) when Reason =/= supervisor -> terminate(dummy, Pid, dummy, Reason). diff --git a/lib/stdlib/test/sys_SUITE.erl b/lib/stdlib/test/sys_SUITE.erl index f38bc87ae5..047ee9f1fa 100644 --- a/lib/stdlib/test/sys_SUITE.erl +++ b/lib/stdlib/test/sys_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -202,14 +202,7 @@ spec_proc(Mod) -> {Mod,system_get_state},{throw,fail}},_}} -> ok end, - Mod:stop(), - WaitForUnregister = fun W() -> - case whereis(Mod) of - undefined -> ok; - _ -> timer:sleep(10), W() - end - end, - WaitForUnregister(), + ok = sys:terminate(Mod, normal), {ok,_} = Mod:start_link(4), ok = case catch sys:replace_state(Mod, fun(_) -> {} end) of {} -> @@ -218,8 +211,7 @@ spec_proc(Mod) -> {Mod,system_replace_state},{throw,fail}},_}} -> ok end, - Mod:stop(), - WaitForUnregister(), + ok = sys:terminate(Mod, normal), {ok,_} = Mod:start_link(4), StateFun = fun(_) -> error(fail) end, ok = case catch sys:replace_state(Mod, StateFun) of @@ -231,7 +223,7 @@ spec_proc(Mod) -> {'EXIT',{{callback_failed,StateFun,{error,fail}},_}} -> ok end, - Mod:stop(). + ok = sys:terminate(Mod, normal). %%%%%%%%%%%%%%%%%%%% %% Dummy server diff --git a/lib/stdlib/test/sys_sp1.erl b/lib/stdlib/test/sys_sp1.erl index e84ffcfa12..0fb288991f 100644 --- a/lib/stdlib/test/sys_sp1.erl +++ b/lib/stdlib/test/sys_sp1.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -17,7 +17,7 @@ %% %CopyrightEnd% %% -module(sys_sp1). --export([start_link/1, stop/0]). +-export([start_link/1]). -export([alloc/0, free/1]). -export([init/1]). -export([system_continue/3, system_terminate/4, @@ -31,10 +31,6 @@ start_link(NumCh) -> proc_lib:start_link(?MODULE, init, [[self(),NumCh]]). -stop() -> - ?MODULE ! stop, - ok. - alloc() -> ?MODULE ! {self(), alloc}, receive @@ -70,11 +66,7 @@ loop(Chs, Parent, Deb) -> loop(Chs2, Parent, Deb2); {system, From, Request} -> sys:handle_system_msg(Request, From, Parent, - ?MODULE, Deb, Chs); - stop -> - sys:handle_debug(Deb, fun write_debug/3, - ?MODULE, {in, stop}), - ok + ?MODULE, Deb, Chs) end. system_continue(Parent, Deb, Chs) -> diff --git a/lib/stdlib/test/sys_sp2.erl b/lib/stdlib/test/sys_sp2.erl index 56a5e4d071..a0847b5838 100644 --- a/lib/stdlib/test/sys_sp2.erl +++ b/lib/stdlib/test/sys_sp2.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2013. All Rights Reserved. +%% Copyright Ericsson AB 1996-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -17,7 +17,7 @@ %% %CopyrightEnd% %% -module(sys_sp2). --export([start_link/1, stop/0]). +-export([start_link/1]). -export([alloc/0, free/1]). -export([init/1]). -export([system_continue/3, system_terminate/4, @@ -30,10 +30,6 @@ start_link(NumCh) -> proc_lib:start_link(?MODULE, init, [[self(),NumCh]]). -stop() -> - ?MODULE ! stop, - ok. - alloc() -> ?MODULE ! {self(), alloc}, receive @@ -45,11 +41,6 @@ free(Ch) -> ?MODULE ! {free, Ch}, ok. -%% can't use 2-tuple for state here as we do in sys_sp1, since the 2-tuple -%% is not compatible with the backward compatibility handling for -%% sys:get_state in sys.erl --record(state, {alloc,free}). - init([Parent,NumCh]) -> register(?MODULE, self()), Chs = channels(NumCh), @@ -74,11 +65,7 @@ loop(Chs, Parent, Deb) -> loop(Chs2, Parent, Deb2); {system, From, Request} -> sys:handle_system_msg(Request, From, Parent, - ?MODULE, Deb, Chs); - stop -> - sys:handle_debug(Deb, fun write_debug/3, - ?MODULE, {in, stop}), - ok + ?MODULE, Deb, Chs) end. system_continue(Parent, Deb, Chs) -> @@ -91,17 +78,17 @@ write_debug(Dev, Event, Name) -> io:format(Dev, "~p event = ~p~n", [Name, Event]). channels(NumCh) -> - #state{alloc=[], free=lists:seq(1,NumCh)}. + {_Allocated=[], _Free=lists:seq(1,NumCh)}. -alloc(#state{free=[]}=Channels) -> - {{error, "no channels available"}, Channels}; -alloc(#state{alloc=Allocated, free=[H|T]}) -> - {H, #state{alloc=[H|Allocated], free=T}}. +alloc({_, []}) -> + {error, "no channels available"}; +alloc({Allocated, [H|T]}) -> + {H, {[H|Allocated], T}}. -free(Ch, #state{alloc=Alloc, free=Free}=Channels) -> +free(Ch, {Alloc, Free}=Channels) -> case lists:member(Ch, Alloc) of true -> - #state{alloc=lists:delete(Ch, Alloc), free=[Ch|Free]}; + {lists:delete(Ch, Alloc), [Ch|Free]}; false -> Channels end. diff --git a/lib/syntax_tools/src/erl_syntax.erl b/lib/syntax_tools/src/erl_syntax.erl index 40372a2106..de271d7f2f 100644 --- a/lib/syntax_tools/src/erl_syntax.erl +++ b/lib/syntax_tools/src/erl_syntax.erl @@ -3323,6 +3323,11 @@ attribute_arguments(Node) -> [set_pos( list(unfold_function_names(Data, Pos)), Pos)]; + optional_callbacks -> + D = try list(unfold_function_names(Data, Pos)) + catch _:_ -> abstract(Data) + end, + [set_pos(D, Pos)]; import -> {Module, Imports} = Data, [set_pos(atom(Module), Pos), @@ -6135,6 +6140,13 @@ abstract_tail(H, T) -> %% {@link char/1} function to explicitly create an abstract %% character.) %% +%% Note: `arity_qualifier' nodes are recognized. This is to follow The +%% Erlang Parser when it comes to wild attributes: both {F, A} and F/A +%% are recognized, which makes it possible to turn wild attributes +%% into recognized attributes without at the same time making it +%% impossible to compile files using the new syntax with the old +%% version of the Erlang Compiler. +%% %% @see abstract/1 %% @see is_literal/1 %% @see char/1 @@ -6184,6 +6196,20 @@ concrete(Node) -> {value, concrete(F), []} end, [], true), B; + arity_qualifier -> + A = erl_syntax:arity_qualifier_argument(Node), + case erl_syntax:type(A) of + integer -> + F = erl_syntax:arity_qualifier_body(Node), + case erl_syntax:type(F) of + atom -> + {F, A}; + _ -> + erlang:error({badarg, Node}) + end; + _ -> + erlang:error({badarg, Node}) + end; _ -> erlang:error({badarg, Node}) end. diff --git a/lib/tools/emacs/erlang-skels.el b/lib/tools/emacs/erlang-skels.el index 78929ac510..8d2c02e455 100644 --- a/lib/tools/emacs/erlang-skels.el +++ b/lib/tools/emacs/erlang-skels.el @@ -1,7 +1,7 @@ ;; ;; %CopyrightBegin% ;; -;; Copyright Ericsson AB 2010. All Rights Reserved. +;; Copyright Ericsson AB 2010-2014. All Rights Reserved. ;; ;; The contents of this file are subject to the Erlang Public License, ;; Version 1.1, (the "License"); you may not use this file except in @@ -352,26 +352,25 @@ Please see the function `tempo-define-template'.") "%% @doc" n "%% Whenever a supervisor is started using supervisor:start_link/[2,3]," n "%% this function is called by the new process to find out about" n - "%% restart strategy, maximum restart frequency and child" n + "%% restart strategy, maximum restart intensity, and child" n "%% specifications." n "%%" n "%% @spec init(Args) -> {ok, {SupFlags, [ChildSpec]}} |" n "%% ignore |" n "%% {error, Reason}" n (erlang-skel-separator-end 2) - "init([]) ->" n> - "RestartStrategy = one_for_one," n> - "MaxRestarts = 1000," n> - "MaxSecondsBetweenRestarts = 3600," n - "" n> - "SupFlags = {RestartStrategy, MaxRestarts, MaxSecondsBetweenRestarts}," n + "init([]) ->" n "" n> - "Restart = permanent," n> - "Shutdown = 2000," n> - "Type = worker," n + "SupFlags = #{strategy => one_for_one," n> + "intensity => 1," n> + "period => 5}," n "" n> - "AChild = {'AName', {'AModule', start_link, []}," n> - "Restart, Shutdown, Type, ['AModule']}," n + "AChild = #{id => 'AName'," n> + "start => {'AModule', start_link, []}," n> + "restart => permanent," n> + "shutdown => 5000," n> + "type => worker," n> + "modules => ['AModule']}," n "" n> "{ok, {SupFlags, [AChild]}}." n n @@ -379,7 +378,7 @@ Please see the function `tempo-define-template'.") "%%% Internal functions" n (erlang-skel-double-separator-end 3) ) - "*The template of an supervisor behaviour. + "*The template of a supervisor behaviour. Please see the function `tempo-define-template'.") (defvar erlang-skel-supervisor-bridge @@ -449,7 +448,7 @@ Please see the function `tempo-define-template'.") "%%% Internal functions" n (erlang-skel-double-separator-end 3) ) - "*The template of an supervisor_bridge behaviour. + "*The template of a supervisor_bridge behaviour. Please see the function `tempo-define-template'.") (defvar erlang-skel-generic-server diff --git a/lib/typer/src/typer.erl b/lib/typer/src/typer.erl index 572bf24ca4..cbad05081e 100644 --- a/lib/typer/src/typer.erl +++ b/lib/typer/src/typer.erl @@ -405,7 +405,7 @@ get_type({{M, F, A} = MFA, Range, Arg}, CodeServer, Records) -> case dialyzer_codeserver:lookup_mfa_contract(MFA, CodeServer) of error -> {{F, A}, {Range, Arg}}; - {ok, {_FileLine, Contract}} -> + {ok, {_FileLine, Contract, _Xtra}} -> Sig = erl_types:t_fun(Arg, Range), case dialyzer_contracts:check_contract(Contract, Sig) of ok -> {{F, A}, {contract, Contract}}; diff --git a/lib/wx/src/wx_object.erl b/lib/wx/src/wx_object.erl index 80f8937656..2c016e7951 100644 --- a/lib/wx/src/wx_object.erl +++ b/lib/wx/src/wx_object.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2008-2011. All Rights Reserved. +%% Copyright Ericsson AB 2008-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -102,6 +102,7 @@ %% API -export([start/3, start/4, start_link/3, start_link/4, + stop/1, stop/3, call/2, call/3, cast/2, reply/2, @@ -215,6 +216,42 @@ gen_response({ok, Pid}) -> gen_response(Reply) -> Reply. +%% @spec (Ref::wxObject()|atom()|pid()) -> ok +%% @doc Stops a generic wx_object server with reason 'normal'. +%% Invokes terminate(Reason,State) in the server. The call waits until +%% the process is terminated. If the process does not exist, an +%% exception is raised. +stop(Ref = #wx_ref{state=Pid}) when is_pid(Pid) -> + try + gen:stop(Pid) + catch _:ExitReason -> + erlang:error({ExitReason, {?MODULE, stop, [Ref]}}) + end; +stop(Name) when is_atom(Name) orelse is_pid(Name) -> + try + gen:stop(Name) + catch _:ExitReason -> + erlang:error({ExitReason, {?MODULE, stop, [Name]}}) + end. + +%% @spec (Ref::wxObject()|atom()|pid(), Reason::term(), Timeout::timeout()) -> ok +%% @doc Stops a generic wx_object server with the given Reason. +%% Invokes terminate(Reason,State) in the server. The call waits until +%% the process is terminated. If the call times out, or if the process +%% does not exist, an exception is raised. +stop(Ref = #wx_ref{state=Pid}, Reason, Timeout) when is_pid(Pid) -> + try + gen:stop(Pid, Reason, Timeout) + catch _:ExitReason -> + erlang:error({ExitReason, {?MODULE, stop, [Ref, Reason, Timeout]}}) + end; +stop(Name, Reason, Timeout) when is_atom(Name) orelse is_pid(Name) -> + try + gen:stop(Name, Reason, Timeout) + catch _:ExitReason -> + erlang:error({ExitReason, {?MODULE, stop, [Name, Reason, Timeout]}}) + end. + %% @spec (Ref::wxObject()|atom()|pid(), Request::term()) -> term() %% @doc Make a call to a wx_object server. %% The call waits until it gets a result. @@ -563,22 +600,10 @@ opt(_, []) -> %% @hidden debug_options(Name, Opts) -> case opt(debug, Opts) of - {ok, Options} -> dbg_options(Name, Options); - _ -> dbg_options(Name, []) + {ok, Options} -> dbg_opts(Name, Options); + _ -> [] end. %% @hidden -dbg_options(Name, []) -> - Opts = - case init:get_argument(generic_debug) of - error -> - []; - _ -> - [log, statistics] - end, - dbg_opts(Name, Opts); -dbg_options(Name, Opts) -> - dbg_opts(Name, Opts). -%% @hidden dbg_opts(Name, Opts) -> case catch sys:debug_options(Opts) of {'EXIT',_} -> diff --git a/lib/wx/test/wx_event_SUITE.erl b/lib/wx/test/wx_event_SUITE.erl index 076f16ba16..2c6c59bb55 100644 --- a/lib/wx/test/wx_event_SUITE.erl +++ b/lib/wx/test/wx_event_SUITE.erl @@ -542,13 +542,14 @@ handler_clean(_Config) -> ?mt(wxFrame, Frame1), wxWindow:show(Frame1), ?m([_|_], lists:sort(wx_test_lib:flush())), - ?m({stop,_}, wx_obj_test:stop(Frame1, fun(_) -> normal end)), + ?m(ok, wx_obj_test:stop(Frame1)), ?m([{terminate,normal}], lists:sort(wx_test_lib:flush())), - Frame2 = wx_obj_test:start([{init, Init}]), + Terminate = fun({Frame,_}) -> wxWindow:destroy(Frame) end, + Frame2 = wx_obj_test:start([{init, Init}, {terminate, Terminate}]), wxWindow:show(Frame2), ?m([_|_], lists:sort(wx_test_lib:flush())), - ?m({stop,_}, wx_obj_test:stop(Frame2, fun(_) -> wxWindow:destroy(Frame2), normal end)), + ?m(ok, wx_obj_test:stop(Frame2)), ?m([{terminate,normal}], lists:sort(wx_test_lib:flush())), timer:sleep(104), ?m({[],[],[]}, white_box_check_event_handlers()), diff --git a/lib/wx/test/wx_obj_test.erl b/lib/wx/test/wx_obj_test.erl index f47f2fbc46..6c648c65f8 100644 --- a/lib/wx/test/wx_obj_test.erl +++ b/lib/wx/test/wx_obj_test.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2011-2013. All Rights Reserved. +%% Copyright Ericsson AB 2011-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -18,7 +18,7 @@ -module(wx_obj_test). -include_lib("wx/include/wx.hrl"). --export([start/1, stop/2]). +-export([start/1, stop/1]). %% wx_object callbacks -export([init/1, handle_info/2, terminate/2, code_change/3, handle_call/3, @@ -29,8 +29,8 @@ start(Opts) -> wx_object:start_link(?MODULE, [{parent, self()}| Opts], []). -stop(Object, Fun) -> - wx_object:call(Object, {stop, Fun}). +stop(Object) -> + wx_object:stop(Object). init(Opts) -> Parent = proplists:get_value(parent, Opts), @@ -61,8 +61,6 @@ handle_event(Event, State = #state{parent=Parent}) -> handle_call(What, From, State = #state{user_state=US}) when is_function(What) -> Result = What(US), {reply, {call, Result, From}, State}; -handle_call({stop, Fun}, From, State = #state{user_state=US}) -> - {stop, Fun(US), {stop, From}, State}; handle_call(What, From, State) -> {reply, {call, What, From}, State}. @@ -79,7 +77,13 @@ handle_info(What, State = #state{parent=Pid}) -> Pid ! {info, What}, {noreply, State}. -terminate(What, #state{parent=Pid}) -> +terminate(What, #state{parent=Pid, opts=Opts, user_state=US}) -> + case proplists:get_value(terminate, Opts) of + undefined -> + ok; + Terminate -> + Terminate(US) + end, Pid ! {terminate, What}, ok. diff --git a/make/run_make.mk b/make/run_make.mk index 01ab257006..9570113861 100644 --- a/make/run_make.mk +++ b/make/run_make.mk @@ -30,7 +30,7 @@ include $(ERL_TOP)/make/target.mk .PHONY: valgrind -opt debug purify quantify purecov valgrind gcov gprof lcnt frmptr: +opt debug purify quantify purecov valgrind gcov gprof lcnt frmptr icount: $(make_verbose)$(MAKE) -f $(TARGET)/Makefile TYPE=$@ plain smp frag smp_frag: diff --git a/system/doc/design_principles/appup_cookbook.xml b/system/doc/design_principles/appup_cookbook.xml index 70c34a5a06..22c48db855 100644 --- a/system/doc/design_principles/appup_cookbook.xml +++ b/system/doc/design_principles/appup_cookbook.xml @@ -4,7 +4,7 @@ <chapter> <header> <copyright> - <year>2003</year><year>2013</year> + <year>2003</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -132,7 +132,7 @@ code_change(_Vsn, Chs, _Extra) -> loaded.</p> <p>Thus, <c>ch3</c> must be loaded before <c>m1</c> is, in the upgrade case, and vice versa in the downgrade case. We say - that <c>m1</c><em>is dependent on</em><c>ch3</c>. In a release + that <c>m1</c> <em>is dependent on</em> <c>ch3</c>. In a release handling instruction, this is expressed by the element <c>DepMods</c>:</p> <code type="none"> @@ -239,7 +239,7 @@ system_code_change(Chs, _Module, _OldVsn, _Extra) -> <marker id="sup"></marker> <title>Changing a Supervisor</title> <p>The supervisor behaviour supports changing the internal state, - i.e. changing restart strategy and maximum restart frequency + i.e. changing restart strategy and maximum restart intensity properties, as well as changing existing child specifications.</p> <p>Adding and deleting child processes are also possible, but not handled automatically. Instructions must be given by in @@ -267,7 +267,7 @@ system_code_change(Chs, _Module, _OldVsn, _Extra) -> ... init(_Args) -> - {ok, {{one_for_all, 1, 60}, ...}}.</code> + {ok, {#{strategy => one_for_all, ...}, ...}}.</code> <p>The file <c>ch_app.appup</c>:</p> <code type="none"> {"2", diff --git a/system/doc/design_principles/distributed_applications.xml b/system/doc/design_principles/distributed_applications.xml index 2886f06b53..4d4ba3136e 100644 --- a/system/doc/design_principles/distributed_applications.xml +++ b/system/doc/design_principles/distributed_applications.xml @@ -43,7 +43,7 @@ addressing mechanism is required to ensure that it can be addressed by other applications, regardless on which node it currently executes. This issue is not addressed here, but the - Kernel module <c>global</c> or STDLIB module <c>pg</c> can be + Kernel modules <c>global</c> or <c>pg2</c> can be used for this purpose.</p> </section> diff --git a/system/doc/design_principles/spec_proc.xml b/system/doc/design_principles/spec_proc.xml index e4fb5fdca7..e849388a38 100644 --- a/system/doc/design_principles/spec_proc.xml +++ b/system/doc/design_principles/spec_proc.xml @@ -431,43 +431,79 @@ loop(...) -> <section> <title>User-Defined Behaviours</title> - <p><marker id="behaviours"/>To implement a user-defined behaviour, write code similar to - code for a special process but calling functions in a callback - module for handling specific tasks.</p> - <p>If it is desired that the compiler should warn for missing callback - functions, as it does for the OTP behaviours, add <c>-callback</c> attributes in the - behaviour module to describe the expected callbacks:</p> + + <p><marker id="behaviours"/>To implement a user-defined behaviour, + write code similar to code for a special process but calling + functions in a callback module for handling specific tasks.</p> + <p>If it is desired that the compiler should warn for missing + callback functions, as it does for the OTP behaviours, add + <c>-callback</c> attributes in the behaviour module to describe + the expected callback functions:</p> + <code type="none"> -callback Name1(Arg1_1, Arg1_2, ..., Arg1_N1) -> Res1. -callback Name2(Arg2_1, Arg2_2, ..., Arg2_N2) -> Res2. ... -callback NameM(ArgM_1, ArgM_2, ..., ArgM_NM) -> ResM.</code> - <p>where <c>NameX</c> are the names of the expected callbacks and - <c>ArgX_Y</c>, <c>ResX</c> are types as they are described in Specifications - for functions in <seealso marker="../reference_manual/typespec">Types and - Function Specifications</seealso>. The whole syntax of <c>-spec</c> attribute is - supported by <c>-callback</c> attribute.</p> - <p>Alternatively you may directly implement and export the function:</p> + + <p>where each <c>Name</c> is the name of a callback function and + <c>Arg</c> and <c>Res</c> are types as described in + Specifications for functions in <seealso + marker="../reference_manual/typespec">Types and Function + Specifications</seealso>. The whole syntax of the + <c>-spec</c> attribute is supported by <c>-callback</c> + attribute.</p> + <p>Callback functions that are optional for the user of the + behaviour to implement are specified by use of the + <c>-optional_callbacks</c> attribute:</p> + +<code type="none"> +-optional_callbacks([OptName1/OptArity1, ..., OptNameK/OptArityK]).</code> + + <p>where each <c>OptName/OptArity</c> specifies the name and arity + of a callback function. Note that the <c>-optional_callbacks</c> + attribute is to be used together with the <c>-callback</c> + attribute; it cannot be combined with the + <c>behaviour_info()</c> function described below.</p> + <p>Tools that need to know about optional callback functions can + call <c>Behaviour:behaviour_info(optional_callbacks)</c> to get + a list of all optional callback functions.</p> + + <note><p>We recommend using the <c>-callback</c> attribute rather + than the <c>behaviour_info()</c> function. The reason is that + the extra type information can be used by tools to produce + documentation or find discrepancies.</p></note> + + <p>As an alternative to the <c>-callback</c> and + <c>-optional_callbacks</c> attributes you may directly implement + and export <c>behaviour_info()</c>:</p> + <code type="none"> behaviour_info(callbacks) -> [{Name1, Arity1},...,{NameN, ArityN}].</code> - <p>where each <c>{Name, Arity}</c> specifies the name and arity of a callback - function. This function is otherwise automatically generated by the compiler - using the <c>-callback</c> attributes.</p> + + <p>where each <c>{Name, Arity}</c> specifies the name and arity of + a callback function. This function is otherwise automatically + generated by the compiler using the <c>-callback</c> + attributes.</p> <p>When the compiler encounters the module attribute - <c>-behaviour(Behaviour).</c> in a module <c>Mod</c>, it will call - <c>Behaviour:behaviour_info(callbacks)</c> and compare the result with the - set of functions actually exported from <c>Mod</c>, and issue a warning if - any callback function is missing.</p> + <c>-behaviour(Behaviour).</c> in a module <c>Mod</c>, it will + call <c>Behaviour:behaviour_info(callbacks)</c> and compare the + result with the set of functions actually exported from + <c>Mod</c>, and issue a warning if any callback function is + missing.</p> <p>Example:</p> <code type="none"> %% User-defined behaviour module -module(simple_server). --export([start_link/2,...]). +-export([start_link/2, init/3, ...]). -callback init(State :: term()) -> 'ok'. -callback handle_req(Req :: term(), State :: term()) -> {'ok', Reply :: term()}. -callback terminate() -> 'ok'. +-callback format_state(State :: term()) -> term(). + +-optional_callbacks([format_state/1]). %% Alternatively you may define: %% diff --git a/system/doc/design_principles/sup_princ.xml b/system/doc/design_principles/sup_princ.xml index 11ef3813d6..3d7b53e339 100644 --- a/system/doc/design_principles/sup_princ.xml +++ b/system/doc/design_principles/sup_princ.xml @@ -4,7 +4,7 @@ <chapter> <header> <copyright> - <year>1997</year><year>2013</year> + <year>1997</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -29,14 +29,14 @@ <file>sup_princ.xml</file> </header> <p>This section should be read in conjunction with - <c>supervisor(3)</c>, where all details about the supervisor - behaviour is given.</p> + <seealso marker="stdlib:supervisor">supervisor(3)</seealso>, where + all details about the supervisor behaviour are described.</p> <section> <title>Supervision Principles</title> - <p>A supervisor is responsible for starting, stopping and + <p>A supervisor is responsible for starting, stopping, and monitoring its child processes. The basic idea of a supervisor is - that it should keep its child processes alive by restarting them + that it shall keep its child processes alive by restarting them when necessary.</p> <p>Which child processes to start and monitor is specified by a list of <seealso marker="#spec">child specifications</seealso>. @@ -61,18 +61,59 @@ start_link() -> supervisor:start_link(ch_sup, []). init(_Args) -> - {ok, {{one_for_one, 1, 60}, - [{ch3, {ch3, start_link, []}, - permanent, brutal_kill, worker, [ch3]}]}}.</code> - <p><c>one_for_one</c> is the <seealso marker="#strategy">restart strategy</seealso>.</p> - <p>1 and 60 defines the <seealso marker="#frequency">maximum restart frequency</seealso>.</p> - <p>The tuple <c>{ch3, ...}</c> is a <seealso marker="#spec">child specification</seealso>.</p> + SupFlags = #{strategy => one_for_one, intensity => 1, period => 5}, + ChildSpecs = [#{id => ch3, + start => {ch3, start_link, []}, + restart => permanent, + shutdown => brutal_kill, + type => worker, + modules => [cg3]}], + {ok, {SupFlags, ChildSpecs}}.</code> + <p>The <c>SupFlags</c> variable in the return value + from <c>init/1</c> represents + the <seealso marker="#flags">supervisor flags</seealso>.</p> + <p>The <c>ChildSpecs</c> variable in the return value + from <c>init/1</c> is a list of <seealso marker="#spec">child + specifications</seealso>.</p> + </section> + + <section> + <title>Supervisor Flags</title> + <p>This is the type definition for the supervisor flags:</p> + <code type="none"><![CDATA[ +sup_flags() = #{strategy => strategy(), % optional + intensity => non_neg_integer(), % optional + period => pos_integer()} % optional + strategy() = one_for_all + | one_for_one + | rest_for_one + | simple_one_for_one]]></code> + <list type="bulleted"> + <item> + <p><c>strategy</c> specifies + the <seealso marker="#strategy">restart + strategy</seealso>.</p> + </item> + <item> + <p><c>intensity</c> and <c>period</c> specify + the <seealso marker="#max_intensity">maximum restart + intensity</seealso>.</p> + </item> + </list> </section> <section> <marker id="strategy"></marker> <title>Restart Strategy</title> + <p> The restart strategy is specified by + the <c>strategy</c> key in the supervisor flags map returned by + the callback function <c>init</c>:</p> + <code type="none"> +SupFlags = #{strategy => Strategy, ...}</code> + <p>The <c>strategy</c> key is optional in this map. If it is not + given, it defaults to <c>one_for_one</c>.</p> + <section> <title>one_for_one</title> <p>If a child process terminates, only that process is restarted.</p> @@ -85,7 +126,7 @@ init(_Args) -> <section> <title>one_for_all</title> <p>If a child process terminates, all other child processes are - terminated and then all child processes, including + terminated, and then all child processes, including the terminated one, are restarted.</p> <marker id="sup5"></marker> <image file="../design_principles/sup5.gif"> @@ -100,29 +141,36 @@ init(_Args) -> process in start order -- are terminated. Then the terminated child process and the rest of the child processes are restarted.</p> </section> + + <section> + <title>simple_one_for_one</title> + <p>See <seealso marker="#simple">simple-one-for-one + supervisors</seealso>.</p> + </section> </section> <section> - <marker id="frequency"></marker> - <title>Maximum Restart Frequency</title> + <marker id="max_intensity"></marker> + <title>Maximum Restart Intensity</title> <p>The supervisors have a built-in mechanism to limit the number of restarts which can occur in a given time interval. This is - determined by the values of the two parameters <c>MaxR</c> and - <c>MaxT</c> in the start specification returned by the callback - function <c>init</c>:</p> + specified by the two keys <c>intensity</c> and + <c>period</c> in the supervisor flags map returned by the + callback function <c>init</c>:</p> <code type="none"> -init(...) -> - {ok, {{RestartStrategy, MaxR, MaxT}, - [ChildSpec, ...]}}.</code> +SupFlags = #{intensity => MaxR, period => MaxT, ...}</code> <p>If more than <c>MaxR</c> number of restarts occur in the last - <c>MaxT</c> seconds, then the supervisor terminates all the child + <c>MaxT</c> seconds, the supervisor terminates all the child processes and then itself.</p> - <p>When the supervisor terminates, then the next higher level + <p>When the supervisor terminates, the next higher level supervisor takes some action. It either restarts the terminated - supervisor, or terminates itself.</p> + supervisor or terminates itself.</p> <p>The intention of the restart mechanism is to prevent a situation where a process repeatedly dies for the same reason, only to be restarted again.</p> + <p>The keys <c>intensity</c> and <c>period</c> are optional in the + supervisor flags map. If they are not given, they default + to <c>1</c> and <c>5</c>, respectively.</p> </section> <section> @@ -130,33 +178,42 @@ init(...) -> <title>Child Specification</title> <p>This is the type definition for a child specification:</p> <code type="none"><![CDATA[ -{Id, StartFunc, Restart, Shutdown, Type, Modules} - Id = term() - StartFunc = {M, F, A} - M = F = atom() - A = [term()] - Restart = permanent | transient | temporary - Shutdown = brutal_kill | integer()>0 | infinity - Type = worker | supervisor - Modules = [Module] | dynamic - Module = atom()]]></code> +child_spec() = #{id => child_id(), % mandatory + start => mfargs(), % mandatory + restart => restart(), % optional + shutdown => shutdown(), % optional + type => worker(), % optional + modules => modules()} % optional</pre> + child_id() = term() + mfargs() = {M :: module(), F :: atom(), A :: [term()]} + modules() = [module()] | dynamic + restart() = permanent | transient | temporary + shutdown() = brutal_kill | timeout() + worker() = worker | supervisor]]></code> <list type="bulleted"> <item> - <p><c>Id</c> is a name that is used to identify the child + <p><c>id</c> is used to identify the child specification internally by the supervisor.</p> + <p>The <c>id</c> key is mandatory.</p> + <p>Note that this identifier on occations has been called + "name". As far as possible, the terms "identifier" or "id" + are now used but in order to keep backwards compatibility, + some occurences of "name" can still be found, for example + in error messages.</p> </item> <item> - <p><c>StartFunc</c> defines the function call used to start + <p><c>start</c> defines the function call used to start the child process. It is a module-function-arguments tuple used as <c>apply(M, F, A)</c>.</p> <p>It should be (or result in) a call to <c>supervisor:start_link</c>, <c>gen_server:start_link</c>, - <c>gen_fsm:start_link</c> or <c>gen_event:start_link</c>. + <c>gen_fsm:start_link</c>, or <c>gen_event:start_link</c>. (Or a function compliant with these functions, see <c>supervisor(3)</c> for details.</p> + <p>The <c>start</c> key is mandatory.</p> </item> <item> - <p><c>Restart</c> defines when a terminated child process should + <p><c>restart</c> defines when a terminated child process shall be restarted.</p> <list type="bulleted"> <item>A <c>permanent</c> child process is always restarted.</item> @@ -166,12 +223,14 @@ init(...) -> death causes the temporary process to be terminated).</item> <item>A <c>transient</c> child process is restarted only if it terminates abnormally, i.e. with another exit reason than - <c>normal</c>, <c>shutdown</c> or <c>{shutdown,Term}</c>.</item> + <c>normal</c>, <c>shutdown</c>, or <c>{shutdown,Term}</c>.</item> </list> + <p>The <c>restart</c> key is optional. If it is not given, the + default value <c>permanent</c> will be used.</p> </item> <item> <marker id="shutdown"></marker> - <p><c>Shutdown</c> defines how a child process should be + <p><c>shutdown</c> defines how a child process shall be terminated.</p> <list type="bulleted"> <item><c>brutal_kill</c> means the child process is @@ -184,58 +243,78 @@ init(...) -> terminated using <c>exit(Child, kill)</c>.</item> <item>If the child process is another supervisor, it should be set to <c>infinity</c> to give the subtree enough time to - shutdown. It is also allowed to set it to <c>infinity</c>, if the - child process is a worker.</item> + shut down. It is also allowed to set it to <c>infinity</c>, + if the child process is a worker.</item> </list> <warning> - <p>Be careful by setting the <c>Shutdown</c> strategy to + <p>Be careful when setting the shutdown time to <c>infinity</c> when the child process is a worker. Because, in this situation, the termination of the supervision tree depends on the child process, it must be implemented in a safe way and its cleanup procedure must always return.</p> </warning> + <p>The <c>shutdown</c> key is optional. If it is not given, + and the child is of type <c>worker</c>, the default value + <c>5000</c> will be used; if the child is of type + <c>supervisor</c>, the default value <c>infinity</c> will be + used.</p> </item> <item> - <p><c>Type</c> specifies if the child process is a supervisor or + <p><c>type</c> specifies if the child process is a supervisor or a worker.</p> + <p>The <c>type</c> key is optional. If it is not given, the + default value <c>worker</c> will be used.</p> </item> <item> - <p><c>Modules</c> should be a list with one element + <p><c>modules</c> should be a list with one element <c>[Module]</c>, where <c>Module</c> is the name of the callback module, if the child process is a supervisor, gen_server or gen_fsm. If the child process is a gen_event, - <c>Modules</c> should be <c>dynamic</c>.</p> + the value shall be <c>dynamic</c>.</p> <p>This information is used by the release handler during upgrades and downgrades, see <seealso marker="release_handling">Release Handling</seealso>.</p> + <p>The <c>modules</c> key is optional. If it is not given, it + defaults to <c>[M]</c>, where <c>M</c> comes from the + child's start <c>{M,F,A}</c>.</p> </item> </list> <p>Example: The child specification to start the server <c>ch3</c> in the example above looks like:</p> <code type="none"> -{ch3, - {ch3, start_link, []}, - permanent, brutal_kill, worker, [ch3]}</code> +#{id => ch3, + start => {ch3, start_link, []}, + restart => permanent, + shutdown => brutal_kill, + type => worker, + modules => [ch3]}</code> + <p>or simplified, relying on the default values:</p> + <code type="none"> +#{id => ch3, + start => {ch3, start_link, []} + shutdown => brutal_kill}</code> <p>Example: A child specification to start the event manager from the chapter about <seealso marker="events#mgr">gen_event</seealso>:</p> <code type="none"> -{error_man, - {gen_event, start_link, [{local, error_man}]}, - permanent, 5000, worker, dynamic}</code> - <p>Both the server and event manager are registered processes which +#{id => error_man, + start => {gen_event, start_link, [{local, error_man}]}, + modules => dynamic}</code> + <p>Both server and event manager are registered processes which can be expected to be accessible at all times, thus they are specified to be <c>permanent</c>.</p> <p><c>ch3</c> does not need to do any cleaning up before termination, thus no shutdown time is needed but <c>brutal_kill</c> should be sufficient. <c>error_man</c> may need some time for the event handlers to clean up, thus - <c>Shutdown</c> is set to 5000 ms.</p> + the shutdown time is set to 5000 ms (which is the default + value).</p> <p>Example: A child specification to start another supervisor:</p> <code type="none"> -{sup, - {sup, start_link, []}, - transient, infinity, supervisor, [sup]}</code> +#{id => sup, + start => {sup, start_link, []}, + restart => transient, + type => supervisor} % will cause default shutdown=>infinity</code> </section> <section> @@ -262,16 +341,18 @@ start_link() -> <c>supervisor:start_link({local, Name}, Module, Args)</c> or <c>supervisor:start_link({global, Name}, Module, Args)</c>.</p> <p>The new supervisor process calls the callback function - <c>ch_sup:init([])</c>. <c>init</c> is expected to return - <c>{ok, StartSpec}</c>:</p> + <c>ch_sup:init([])</c>. <c>init</c> shall return + <c>{ok, {SupFlags, ChildSpecs}}</c>:</p> <code type="none"> init(_Args) -> - {ok, {{one_for_one, 1, 60}, - [{ch3, {ch3, start_link, []}, - permanent, brutal_kill, worker, [ch3]}]}}.</code> + SupFlags = #{}, + ChildSpecs = [#{id => ch3, + start => {ch3, start_link, []}, + shutdown => brutal_kill}], + {ok, {SupFlags, ChildSpecs}}.</code> <p>The supervisor then starts all its child processes according to - the child specifications in the start specification. In this case - there is one child process, <c>ch3</c>.</p> + the given child specifications. In this case there, is one child + process, <c>ch3</c>.</p> <p>Note that <c>supervisor:start_link</c> is synchronous. It does not return until all child processes have been started.</p> </section> @@ -303,17 +384,19 @@ supervisor:terminate_child(Sup, Id)</code> <code type="none"> supervisor:delete_child(Sup, Id)</code> <p><c>Sup</c> is the pid, or name, of the supervisor. - <c>Id</c> is the id specified in the <seealso marker="#spec">child specification</seealso>.</p> + <c>Id</c> is the value associated with the <c>id</c> key in + the <seealso marker="#spec">child specification</seealso>.</p> <p>As with dynamically added child processes, the effects of deleting a static child process is lost if the supervisor itself restarts.</p> </section> + <marker id="simple"/> <section> <title>Simple-One-For-One Supervisors</title> <p>A supervisor with restart strategy <c>simple_one_for_one</c> is a simplified one_for_one supervisor, where all child processes are - dynamically added instances of the same process.</p> + dynamically added instances of the same child specification.</p> <p>Example of a callback module for a simple_one_for_one supervisor:</p> <code type="none"> -module(simple_sup). @@ -326,9 +409,13 @@ start_link() -> supervisor:start_link(simple_sup, []). init(_Args) -> - {ok, {{simple_one_for_one, 0, 1}, - [{call, {call, start_link, []}, - temporary, brutal_kill, worker, [call]}]}}.</code> + SupFlags = #{strategy => simple_one_for_one, + intensity => 0, + period => 1}, + ChildSpecs = [#{id => call, + start => {call, start_link, []}, + shutdown => brutal_kill}], + {ok, {SupFlags, ChildSpecs}}.</code> <p>When started, the supervisor will not start any child processes. Instead, all child processes are added dynamically by calling:</p> <code type="none"> @@ -336,7 +423,7 @@ supervisor:start_child(Sup, List)</code> <p><c>Sup</c> is the pid, or name, of the supervisor. <c>List</c> is an arbitrary list of terms which will be added to the list of arguments specified in the child specification. If - the start function is specified as <c>{M, F, A}</c>, then + the start function is specified as <c>{M, F, A}</c>, the child process is started by calling <c>apply(M, F, A++List)</c>.</p> <p>For example, adding a child to <c>simple_sup</c> above:</p> @@ -352,10 +439,10 @@ call:start_link(id1)</code> supervisor:terminate_child(Sup, Pid)</code> <p>where <c>Sup</c> is the pid, or name, of the supervisor and <c>Pid</c> is the pid of the child.</p> - <p>Because a <c>simple_one_for_one</c> supervisor could have many children, - it shuts them all down at same time. So, order in which they are stopped is - not defined. For the same reason, it could have an overhead with regards to - the <c>Shutdown</c> strategy.</p> + <p>Because a <c>simple_one_for_one</c> supervisor could have many + children, it shuts them all down asynchronously. This means that + the children will do their cleanup in parallel and therefore the + order in which they are stopped is not defined.</p> </section> <section> diff --git a/system/doc/reference_manual/modules.xml b/system/doc/reference_manual/modules.xml index f0ec7ef165..5fc8b363f8 100644 --- a/system/doc/reference_manual/modules.xml +++ b/system/doc/reference_manual/modules.xml @@ -229,13 +229,9 @@ behaviour_info(callbacks) -> Callbacks.</pre> <p>The <c>module_info/0</c> function in each module returns a list of <c>{Key,Value}</c> tuples with information about the module. Currently, the list contain tuples with the following - <c>Key</c>s: <c>attributes</c>, <c>compile</c>, - <c>exports</c>, and <c>imports</c>. The order and number of tuples + <c>Key</c>s: <c>module</c>, <c>attributes</c>, <c>compile</c>, + <c>exports</c> and <c>md5</c>. The order and number of tuples may change without prior notice.</p> - - <warning><p>The <c>{imports,Value}</c> tuple may be removed in a future - release because <c>Value</c> is always an empty list. - Do not write code that depends on it being present.</p></warning> </section> <section> @@ -246,6 +242,11 @@ behaviour_info(callbacks) -> Callbacks.</pre> <p>The following values are allowed for <c>Key</c>:</p> <taglist> + <tag><c>module</c></tag> + <item> + <p>Return an atom representing the module name.</p> + </item> + <tag><c>attributes</c></tag> <item> <p>Return a list of <c>{AttributeName,ValueList}</c> tuples, @@ -267,10 +268,9 @@ behaviour_info(callbacks) -> Callbacks.</pre> <seealso marker="stdlib:beam_lib#strip/1">beam_lib(3)</seealso>.</p> </item> - <tag><c>imports</c></tag> + <tag><c>md5</c></tag> <item> - <p>Always return an empty list. The <c>imports</c> key may not - be supported in future release.</p> + <p>Return a binary representing the MD5 checksum of the module.</p> </item> <tag><c>exports</c></tag> diff --git a/system/doc/tutorial/distribution.xml b/system/doc/tutorial/distribution.xml index 6a0ea759c4..ced8e4a545 100644 --- a/system/doc/tutorial/distribution.xml +++ b/system/doc/tutorial/distribution.xml @@ -58,7 +58,6 @@ <item>global_group - Grouping nodes to global name registration groups.</item> <item>net_adm - Various net administration routines.</item> <item>net_kernel - Networking kernel.</item> - <item>pg - Distributed named process groups, experimental implementation.</item> <item>pg2 - Distributed named process groups.</item> <item>pool - Load distribution facility.</item> <item>slave - Functions for starting and controlling slave nodes.</item> |