diff options
Diffstat (limited to 'lib/erl_interface')
42 files changed, 2675 insertions, 1029 deletions
diff --git a/lib/erl_interface/configure.in b/lib/erl_interface/configure.in index a155ceef7e..747750c1fb 100644 --- a/lib/erl_interface/configure.in +++ b/lib/erl_interface/configure.in @@ -82,6 +82,15 @@ AC_ARG_ENABLE(threads, esac ], [ threads_disabled=maybe ]) +AC_ARG_ENABLE(mask-real-errno, +[ --disable-mask-real-errno do not mask real 'errno'], +[ case "$enableval" in + no) mask_real_errno=no ;; + *) mask_real_errno=yes ;; + esac ], +[ mask_real_errno=yes ]) + + dnl ---------------------------------------------------------------------- dnl Checks for programs dnl ---------------------------------------------------------------------- @@ -100,6 +109,10 @@ AC_CHECK_SIZEOF(long) AC_CHECK_SIZEOF(void *) AC_CHECK_SIZEOF(long long) +if test $mask_real_errno = yes; then + AC_DEFINE(EI_HIDE_REAL_ERRNO, 1, [Define if 'errno' should not be exposed as is in 'erl_errno']) +fi + dnl We set EI_64BIT mode when long is 8 bytes, this makes things dnl work on windows and unix correctly if test $ac_cv_sizeof_long = 8; then @@ -158,7 +171,7 @@ AC_CHECK_LIB([socket], [getpeername]) # Checks for header files. AC_HEADER_STDC AC_HEADER_SYS_WAIT -AC_CHECK_HEADERS([arpa/inet.h fcntl.h limits.h malloc.h netdb.h netinet/in.h stddef.h stdlib.h string.h sys/param.h sys/socket.h sys/select.h sys/time.h unistd.h sys/types.h]) +AC_CHECK_HEADERS([arpa/inet.h fcntl.h limits.h malloc.h netdb.h netinet/in.h stddef.h stdlib.h string.h sys/param.h sys/socket.h sys/select.h sys/time.h unistd.h sys/types.h sys/uio.h]) # Checks for typedefs, structures, and compiler characteristics. # fixme AC_C_CONST & AC_C_VOLATILE needed for Windows? @@ -193,7 +206,7 @@ AC_CHECK_FUNCS([dup2 gethostbyaddr gethostbyname \ gethostbyaddr_r \ gethostbyname_r gethostname writev \ gethrtime gettimeofday inet_ntoa memchr memmove memset select \ - socket strchr strerror strrchr strstr uname]) + socket strchr strerror strrchr strstr uname sysconf]) AC_CHECK_FUNC(res_gethostbyname, [], AC_CHECK_LIB(resolv, res_gethostbyname) ) @@ -255,6 +268,7 @@ AC_SUBST(EI_THREADS) case "$threads_disabled" in no|maybe) LM_CHECK_THR_LIB + ETHR_CHK_GCC_ATOMIC_OPS([]) case "$THR_LIB_NAME" in "") @@ -268,7 +282,7 @@ case "$threads_disabled" in EI_THREADS="true" THR_DEFS="$THR_DEFS -D_WIN32_WINNT=0x0600 -DWINVER=0x0600" ;; - pthread) + pthread) EI_THREADS="true" ;; *) diff --git a/lib/erl_interface/doc/src/ei.xml b/lib/erl_interface/doc/src/ei.xml index 9502fb1ee7..ae322255ad 100644 --- a/lib/erl_interface/doc/src/ei.xml +++ b/lib/erl_interface/doc/src/ei.xml @@ -124,7 +124,7 @@ typedef enum { <funcs> <func> - <name><ret>int</ret><nametext>ei_decode_atom(const char *buf, int *index, char *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_atom(const char *buf, int *index, char *p)</nametext></name> <fsummary>Decode an atom.</fsummary> <desc> <p>Decodes an atom from the binary format. The <c>NULL</c>-terminated @@ -134,7 +134,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_atom_as(const char *buf, int *index, char *p, int plen, erlang_char_encoding want, erlang_char_encoding* was, erlang_char_encoding* result)</nametext></name> + <name since="OTP R16B"><ret>int</ret><nametext>ei_decode_atom_as(const char *buf, int *index, char *p, int plen, erlang_char_encoding want, erlang_char_encoding* was, erlang_char_encoding* result)</nametext></name> <fsummary>Decode an atom.</fsummary> <desc> <p>Decodes an atom from the binary format. The <c>NULL</c>-terminated @@ -158,7 +158,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_bignum(const char *buf, int *index, mpz_t obj)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_bignum(const char *buf, int *index, mpz_t obj)</nametext></name> <fsummary>Decode a GMP arbitrary precision integer.</fsummary> <desc> <p>Decodes an integer in the binary format to a GMP @@ -168,7 +168,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_binary(const char *buf, int *index, void *p, long *len)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_binary(const char *buf, int *index, void *p, long *len)</nametext></name> <fsummary>Decode a binary.</fsummary> <desc> <p>Decodes a binary from the binary format. Parameter @@ -180,7 +180,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_boolean(const char *buf, int *index, int *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_boolean(const char *buf, int *index, int *p)</nametext></name> <fsummary>Decode a boolean.</fsummary> <desc> <p>Decodes a boolean value from the binary format. @@ -190,7 +190,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_char(const char *buf, int *index, char *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_char(const char *buf, int *index, char *p)</nametext></name> <fsummary>Decode an 8-bit integer between 0-255.</fsummary> <desc> <p>Decodes a char (8-bit) integer between 0-255 from the binary format. @@ -203,7 +203,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_double(const char *buf, int *index, double *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_double(const char *buf, int *index, double *p)</nametext></name> <fsummary>Decode a double.</fsummary> <desc> <p>Decodes a double-precision (64-bit) floating @@ -212,7 +212,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_ei_term(const char* buf, int* index, ei_term* term)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_ei_term(const char* buf, int* index, ei_term* term)</nametext></name> <fsummary>Decode a term, without previous knowledge of type.</fsummary> <desc> <p>Decodes any term, or at least tries to. If the term @@ -233,8 +233,8 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_fun(const char *buf, int *index, erlang_fun *p)</nametext></name> - <name><ret>void</ret><nametext>free_fun(erlang_fun* f)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_fun(const char *buf, int *index, erlang_fun *p)</nametext></name> + <name since=""><ret>void</ret><nametext>free_fun(erlang_fun* f)</nametext></name> <fsummary>Decode a fun.</fsummary> <desc> <p>Decodes a fun from the binary format. Parameter @@ -248,7 +248,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_list_header(const char *buf, int *index, int *arity)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_list_header(const char *buf, int *index, int *arity)</nametext></name> <fsummary>Decode a list.</fsummary> <desc> <p>Decodes a list header from the binary @@ -265,7 +265,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_long(const char *buf, int *index, long *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_long(const char *buf, int *index, long *p)</nametext></name> <fsummary>Decode integer.</fsummary> <desc> <p>Decodes a long integer from the binary format. @@ -275,7 +275,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_longlong(const char *buf, int *index, long long *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_longlong(const char *buf, int *index, long long *p)</nametext></name> <fsummary>Decode integer.</fsummary> <desc> <p>Decodes a GCC <c>long long</c> or Visual C++ @@ -286,7 +286,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_map_header(const char *buf, int *index, int *arity)</nametext></name> + <name since="OTP 17.0"><ret>int</ret><nametext>ei_decode_map_header(const char *buf, int *index, int *arity)</nametext></name> <fsummary>Decode a map.</fsummary> <desc> <p>Decodes a map header from the binary @@ -299,7 +299,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_pid(const char *buf, int *index, erlang_pid *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_pid(const char *buf, int *index, erlang_pid *p)</nametext></name> <fsummary>Decode a <c>pid</c>.</fsummary> <desc> <p>Decodes a process identifier (pid) from the binary format.</p> @@ -307,7 +307,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_port(const char *buf, int *index, erlang_port *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_port(const char *buf, int *index, erlang_port *p)</nametext></name> <fsummary>Decode a port.</fsummary> <desc> <p>Decodes a port identifier from the binary format.</p> @@ -315,7 +315,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_ref(const char *buf, int *index, erlang_ref *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_ref(const char *buf, int *index, erlang_ref *p)</nametext></name> <fsummary>Decode a reference.</fsummary> <desc> <p>Decodes a reference from the binary format.</p> @@ -323,7 +323,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_string(const char *buf, int *index, char *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_string(const char *buf, int *index, char *p)</nametext></name> <fsummary>Decode a string.</fsummary> <desc> <p>Decodes a string from the binary format. A @@ -338,7 +338,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_term(const char *buf, int *index, void *t)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_term(const char *buf, int *index, void *t)</nametext></name> <fsummary>Decode a <c>ETERM</c>.</fsummary> <desc> <p>Decodes a term from the binary format. The term @@ -352,7 +352,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_trace(const char *buf, int *index, erlang_trace *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_trace(const char *buf, int *index, erlang_trace *p)</nametext></name> <fsummary>Decode a trace token.</fsummary> <desc> <p>Decodes an Erlang trace token from the binary format.</p> @@ -360,7 +360,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_tuple_header(const char *buf, int *index, int *arity)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_tuple_header(const char *buf, int *index, int *arity)</nametext></name> <fsummary>Decode a tuple.</fsummary> <desc> <p>Decodes a tuple header, the number of elements @@ -370,7 +370,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_ulong(const char *buf, int *index, unsigned long *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_ulong(const char *buf, int *index, unsigned long *p)</nametext></name> <fsummary>Decode unsigned integer.</fsummary> <desc> <p>Decodes an unsigned long integer from the binary format. @@ -380,7 +380,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_ulonglong(const char *buf, int *index, unsigned long long *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_ulonglong(const char *buf, int *index, unsigned long long *p)</nametext></name> <fsummary>Decode unsigned integer.</fsummary> <desc> <p>Decodes a GCC <c>unsigned long long</c> or Visual C++ @@ -390,7 +390,7 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_decode_version(const char *buf, int *index, int *version)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_decode_version(const char *buf, int *index, int *version)</nametext></name> <fsummary>Decode an empty list (<c>nil</c>).</fsummary> <desc> <p>Decodes the version magic number for the @@ -400,10 +400,10 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_encode_atom(char *buf, int *index, const char *p)</nametext></name> - <name><ret>int</ret><nametext>ei_encode_atom_len(char *buf, int *index, const char *p, int len)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_atom(ei_x_buff* x, const char *p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_atom_len(ei_x_buff* x, const char *p, int len)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_atom(char *buf, int *index, const char *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_atom_len(char *buf, int *index, const char *p, int len)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_atom(ei_x_buff* x, const char *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_atom_len(ei_x_buff* x, const char *p, int len)</nametext></name> <fsummary>Encode an atom.</fsummary> <desc> <p>Encodes an atom in the binary format. Parameter <c>p</c> @@ -415,10 +415,10 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_encode_atom_as(char *buf, int *index, const char *p, erlang_char_encoding from_enc, erlang_char_encoding to_enc)</nametext></name> - <name><ret>int</ret><nametext>ei_encode_atom_len_as(char *buf, int *index, const char *p, int len, erlang_char_encoding from_enc, erlang_char_encoding to_enc)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_atom_as(ei_x_buff* x, const char *p, erlang_char_encoding from_enc, erlang_char_encoding to_enc)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_atom_len_as(ei_x_buff* x, const char *p, int len, erlang_char_encoding from_enc, erlang_char_encoding to_enc)</nametext></name> + <name since="OTP R16B"><ret>int</ret><nametext>ei_encode_atom_as(char *buf, int *index, const char *p, erlang_char_encoding from_enc, erlang_char_encoding to_enc)</nametext></name> + <name since="OTP R16B"><ret>int</ret><nametext>ei_encode_atom_len_as(char *buf, int *index, const char *p, int len, erlang_char_encoding from_enc, erlang_char_encoding to_enc)</nametext></name> + <name since="OTP R16B"><ret>int</ret><nametext>ei_x_encode_atom_as(ei_x_buff* x, const char *p, erlang_char_encoding from_enc, erlang_char_encoding to_enc)</nametext></name> + <name since="OTP R16B"><ret>int</ret><nametext>ei_x_encode_atom_len_as(ei_x_buff* x, const char *p, int len, erlang_char_encoding from_enc, erlang_char_encoding to_enc)</nametext></name> <fsummary>Encode an atom.</fsummary> <desc> <p>Encodes an atom in the binary format. Parameter <c>p</c> is the name of the atom with @@ -435,8 +435,8 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_encode_bignum(char *buf, int *index, mpz_t obj)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_bignum(ei_x_buff *x, mpz_t obj)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_bignum(char *buf, int *index, mpz_t obj)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_bignum(ei_x_buff *x, mpz_t obj)</nametext></name> <fsummary>Encode an arbitrary precision integer.</fsummary> <desc> <p>Encodes a GMP <c>mpz_t</c> integer to binary format. @@ -446,8 +446,8 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_encode_binary(char *buf, int *index, const void *p, long len)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_binary(ei_x_buff* x, const void *p, long len)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_binary(char *buf, int *index, const void *p, long len)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_binary(ei_x_buff* x, const void *p, long len)</nametext></name> <fsummary>Encode a binary.</fsummary> <desc> <p>Encodes a binary in the binary format. The data is at @@ -456,8 +456,8 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_encode_boolean(char *buf, int *index, int p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_boolean(ei_x_buff* x, int p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_boolean(char *buf, int *index, int p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_boolean(ei_x_buff* x, int p)</nametext></name> <fsummary>Encode a boolean.</fsummary> <desc> <p>Encodes a boolean value as the atom <c>true</c> if @@ -467,8 +467,8 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_encode_char(char *buf, int *index, char p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_char(ei_x_buff* x, char p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_char(char *buf, int *index, char p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_char(ei_x_buff* x, char p)</nametext></name> <fsummary>Encode an 8-bit integer between 0-255.</fsummary> <desc> <p>Encodes a char (8-bit) as an integer between 0-255 in the binary @@ -481,8 +481,8 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_encode_double(char *buf, int *index, double p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_double(ei_x_buff* x, double p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_double(char *buf, int *index, double p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_double(ei_x_buff* x, double p)</nametext></name> <fsummary>Encode a double float.</fsummary> <desc> <p>Encodes a double-precision (64-bit) floating point number in @@ -493,8 +493,8 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_encode_empty_list(char* buf, int* index)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_empty_list(ei_x_buff* x)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_empty_list(char* buf, int* index)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_empty_list(ei_x_buff* x)</nametext></name> <fsummary>Encode an empty list (<c>nil</c>).</fsummary> <desc> <p>Encodes an empty list. It is often used at the tail of a list.</p> @@ -502,8 +502,8 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_encode_fun(char *buf, int *index, const erlang_fun *p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_fun(ei_x_buff* x, const erlang_fun* fun)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_fun(char *buf, int *index, const erlang_fun *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_fun(ei_x_buff* x, const erlang_fun* fun)</nametext></name> <fsummary>Encode a fun.</fsummary> <desc> <p>Encodes a fun in the binary format. Parameter <c>p</c> @@ -515,8 +515,8 @@ typedef enum { </func> <func> - <name><ret>int</ret><nametext>ei_encode_list_header(char *buf, int *index, int arity)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_list_header(ei_x_buff* x, int arity)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_list_header(char *buf, int *index, int arity)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_list_header(ei_x_buff* x, int arity)</nametext></name> <fsummary>Encode a list.</fsummary> <desc> <p>Encodes a list header, with a specified @@ -552,8 +552,8 @@ ei_x_encode_empty_list(&x);</pre> </func> <func> - <name><ret>int</ret><nametext>ei_encode_long(char *buf, int *index, long p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_long(ei_x_buff* x, long p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_long(char *buf, int *index, long p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_long(ei_x_buff* x, long p)</nametext></name> <fsummary>Encode integer.</fsummary> <desc> <p>Encodes a long integer in the binary format. @@ -563,8 +563,8 @@ ei_x_encode_empty_list(&x);</pre> </func> <func> - <name><ret>int</ret><nametext>ei_encode_longlong(char *buf, int *index, long long p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_longlong(ei_x_buff* x, long long p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_longlong(char *buf, int *index, long long p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_longlong(ei_x_buff* x, long long p)</nametext></name> <fsummary>Encode integer.</fsummary> <desc> <p>Encodes a GCC <c>long long</c> or Visual C++ @@ -574,8 +574,8 @@ ei_x_encode_empty_list(&x);</pre> </func> <func> - <name><ret>int</ret><nametext>ei_encode_map_header(char *buf, int *index, int arity)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_map_header(ei_x_buff* x, int arity)</nametext></name> + <name since="OTP 17.0"><ret>int</ret><nametext>ei_encode_map_header(char *buf, int *index, int arity)</nametext></name> + <name since="OTP 17.0"><ret>int</ret><nametext>ei_x_encode_map_header(ei_x_buff* x, int arity)</nametext></name> <fsummary>Encode a map.</fsummary> <desc> <p>Encodes a map header, with a specified arity. The next @@ -595,8 +595,8 @@ ei_x_encode_string(&x, "Banana");</pre> </func> <func> - <name><ret>int</ret><nametext>ei_encode_pid(char *buf, int *index, const erlang_pid *p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_pid(ei_x_buff* x, const erlang_pid *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_pid(char *buf, int *index, const erlang_pid *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_pid(ei_x_buff* x, const erlang_pid *p)</nametext></name> <fsummary>Encode a pid.</fsummary> <desc> <p>Encodes an Erlang process identifier (pid) in the binary @@ -607,8 +607,8 @@ ei_x_encode_string(&x, "Banana");</pre> </func> <func> - <name><ret>int</ret><nametext>ei_encode_port(char *buf, int *index, const erlang_port *p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_port(ei_x_buff* x, const erlang_port *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_port(char *buf, int *index, const erlang_port *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_port(ei_x_buff* x, const erlang_port *p)</nametext></name> <fsummary>Encode a port.</fsummary> <desc> <p>Encodes an Erlang port in the binary format. Parameter @@ -619,8 +619,8 @@ ei_x_encode_string(&x, "Banana");</pre> </func> <func> - <name><ret>int</ret><nametext>ei_encode_ref(char *buf, int *index, const erlang_ref *p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_ref(ei_x_buff* x, const erlang_ref *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_ref(char *buf, int *index, const erlang_ref *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_ref(ei_x_buff* x, const erlang_ref *p)</nametext></name> <fsummary>Encode a ref.</fsummary> <desc> <p>Encodes an Erlang reference in the binary format. Parameter @@ -631,10 +631,10 @@ ei_x_encode_string(&x, "Banana");</pre> </func> <func> - <name><ret>int</ret><nametext>ei_encode_string(char *buf, int *index, const char *p)</nametext></name> - <name><ret>int</ret><nametext>ei_encode_string_len(char *buf, int *index, const char *p, int len)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_string(ei_x_buff* x, const char *p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_string_len(ei_x_buff* x, const char* s, int len)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_string(char *buf, int *index, const char *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_string_len(char *buf, int *index, const char *p, int len)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_string(ei_x_buff* x, const char *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_string_len(ei_x_buff* x, const char* s, int len)</nametext></name> <fsummary>Encode a string.</fsummary> <desc> <p>Encodes a string in the binary format. (A string in Erlang @@ -645,8 +645,8 @@ ei_x_encode_string(&x, "Banana");</pre> </func> <func> - <name><ret>int</ret><nametext>ei_encode_term(char *buf, int *index, void *t)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_term(ei_x_buff* x, void *t)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_term(char *buf, int *index, void *t)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_term(ei_x_buff* x, void *t)</nametext></name> <fsummary>Encode an <c>erl_interface</c> term.</fsummary> <desc> <p>Encodes an <c>ETERM</c>, as obtained from @@ -656,8 +656,8 @@ ei_x_encode_string(&x, "Banana");</pre> </desc> </func> <func> - <name><ret>int</ret><nametext>ei_encode_trace(char *buf, int *index, const erlang_trace *p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_trace(ei_x_buff* x, const erlang_trace *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_trace(char *buf, int *index, const erlang_trace *p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_trace(ei_x_buff* x, const erlang_trace *p)</nametext></name> <fsummary>Encode a trace token.</fsummary> <desc> <p>Encodes an Erlang trace token in the binary format. @@ -668,8 +668,8 @@ ei_x_encode_string(&x, "Banana");</pre> </func> <func> - <name><ret>int</ret><nametext>ei_encode_tuple_header(char *buf, int *index, int arity)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_tuple_header(ei_x_buff* x, int arity)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_tuple_header(char *buf, int *index, int arity)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_tuple_header(ei_x_buff* x, int arity)</nametext></name> <fsummary>Encode a tuple.</fsummary> <desc> <p>Encodes a tuple header, with a specified @@ -687,8 +687,8 @@ ei_encode_tuple_header(buf, &i, 0);</pre> </func> <func> - <name><ret>int</ret><nametext>ei_encode_ulong(char *buf, int *index, unsigned long p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_ulong(ei_x_buff* x, unsigned long p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_ulong(char *buf, int *index, unsigned long p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_ulong(ei_x_buff* x, unsigned long p)</nametext></name> <fsummary>Encode unsigned integer.</fsummary> <desc> <p>Encodes an unsigned long integer in the binary format. @@ -698,8 +698,8 @@ ei_encode_tuple_header(buf, &i, 0);</pre> </func> <func> - <name><ret>int</ret><nametext>ei_encode_ulonglong(char *buf, int *index, unsigned long long p)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_ulonglong(ei_x_buff* x, unsigned long long p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_ulonglong(char *buf, int *index, unsigned long long p)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_ulonglong(ei_x_buff* x, unsigned long long p)</nametext></name> <fsummary>Encode unsigned integer.</fsummary> <desc> <p>Encodes a GCC <c>unsigned long long</c> or Visual C++ @@ -709,8 +709,8 @@ ei_encode_tuple_header(buf, &i, 0);</pre> </func> <func> - <name><ret>int</ret><nametext>ei_encode_version(char *buf, int *index)</nametext></name> - <name><ret>int</ret><nametext>ei_x_encode_version(ei_x_buff* x)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_encode_version(char *buf, int *index)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_encode_version(ei_x_buff* x)</nametext></name> <fsummary>Encode version.</fsummary> <desc> <p>Encodes a version magic number for the binary format. Must @@ -719,7 +719,7 @@ ei_encode_tuple_header(buf, &i, 0);</pre> </func> <func> - <name><ret>int</ret><nametext>ei_get_type(const char *buf, const int *index, int *type, int *size)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_get_type(const char *buf, const int *index, int *type, int *size)</nametext></name> <fsummary>Fetch the type and size of an encoded term.</fsummary> <desc> <p>Returns the type in <c>type</c> and size in @@ -733,8 +733,23 @@ ei_encode_tuple_header(buf, &i, 0);</pre> </func> <func> - <name><ret>int</ret><nametext>ei_print_term(FILE* fp, const char* buf, int* index)</nametext></name> - <name><ret>int</ret><nametext>ei_s_print_term(char** s, const char* buf, int* index)</nametext></name> + <name since="OTP @OTP-15442@"><ret>int</ret><nametext>ei_init(void)</nametext></name> + <fsummary>Initialize the ei library.</fsummary> + <desc> + <p>Initialize the <c>ei</c> library. This function should be called once + (and only once) before calling any other functionality in the <c>ei</c> + library. However, note the exception below.</p> + <p>If the <c>ei</c> library is used together with the <c>erl_interface</c> + library, this function should <em>not</em> be called directly. It will be + called by the <c>erl_init()</c> function which should be used to initialize + the combination of the two libraries instead.</p> + <p>On success zero is returned. On failure a posix error code is returned.</p> + </desc> + </func> + + <func> + <name since=""><ret>int</ret><nametext>ei_print_term(FILE* fp, const char* buf, int* index)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_s_print_term(char** s, const char* buf, int* index)</nametext></name> <fsummary>Print a term in clear text.</fsummary> <desc> <p>Prints a term, in clear text, to the file @@ -759,7 +774,7 @@ ei_encode_tuple_header(buf, &i, 0);</pre> </func> <func> - <name><ret>void</ret><nametext>ei_set_compat_rel(release_number)</nametext></name> + <name since=""><ret>void</ret><nametext>ei_set_compat_rel(release_number)</nametext></name> <fsummary>Set the ei library in compatibility mode.</fsummary> <type> <v>unsigned release_number;</v> @@ -794,7 +809,7 @@ ei_encode_tuple_header(buf, &i, 0);</pre> </func> <func> - <name><ret>int</ret><nametext>ei_skip_term(const char* buf, int* index)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_skip_term(const char* buf, int* index)</nametext></name> <fsummary>Skip a term.</fsummary> <desc> <p>Skips a term in the specified buffer; @@ -815,8 +830,8 @@ ei_encode_tuple_header(buf, &i, 0);</pre> </func> <func> - <name><ret>int</ret><nametext>ei_x_append(ei_x_buff* x, const ei_x_buff* x2)</nametext></name> - <name><ret>int</ret><nametext>ei_x_append_buf(ei_x_buff* x, const char* buf, int len)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_append(ei_x_buff* x, const ei_x_buff* x2)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_append_buf(ei_x_buff* x, const char* buf, int len)</nametext></name> <fsummary>Append a buffer at the end.</fsummary> <desc> <p>Appends data at the end of buffer <c>x</c>.</p> @@ -824,8 +839,8 @@ ei_encode_tuple_header(buf, &i, 0);</pre> </func> <func> - <name><ret>int</ret><nametext>ei_x_format(ei_x_buff* x, const char* fmt, ...)</nametext></name> - <name><ret>int</ret><nametext>ei_x_format_wo_ver(ei_x_buff* x, const char *fmt, ... )</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_format(ei_x_buff* x, const char* fmt, ...)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_format_wo_ver(ei_x_buff* x, const char *fmt, ... )</nametext></name> <fsummary>Format a term from a format string and parameters.</fsummary> <desc> <p>Formats a term, given as a string, to a buffer. @@ -853,7 +868,7 @@ encodes the tuple {numbers,12,3.14159}</pre> </func> <func> - <name><ret>int</ret><nametext>ei_x_free(ei_x_buff* x)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_free(ei_x_buff* x)</nametext></name> <fsummary>Free a buffer.</fsummary> <desc> <p>Frees an <c>ei_x_buff</c> buffer. @@ -862,8 +877,8 @@ encodes the tuple {numbers,12,3.14159}</pre> </func> <func> - <name><ret>int</ret><nametext>ei_x_new(ei_x_buff* x)</nametext></name> - <name><ret>int</ret><nametext>ei_x_new_with_version(ei_x_buff* x)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_new(ei_x_buff* x)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_x_new_with_version(ei_x_buff* x)</nametext></name> <fsummary>Allocate a new buffer.</fsummary> <desc> <p>Allocates a new <c>ei_x_buff</c> buffer. The diff --git a/lib/erl_interface/doc/src/ei_connect.xml b/lib/erl_interface/doc/src/ei_connect.xml index 607a7cbff4..e318dd6664 100644 --- a/lib/erl_interface/doc/src/ei_connect.xml +++ b/lib/erl_interface/doc/src/ei_connect.xml @@ -85,20 +85,288 @@ the <c>_tmo</c> suffix.</p> </section> + <section> + <marker id="ussi"/> + <title>User Supplied Socket Implementation</title> + <p>By default <c>ei</c> supplies a TCP/IPv4 socket interface + that is used when communicating. The user can however plug in + his/her own IPv4 socket implementation. This, for example, in order + to communicate over TLS. A user supplied socket implementation + is plugged in by passing a + <seealso marker="#ei_socket_callbacks">callback structure</seealso> + to either + <seealso marker="#ei_connect_init"><c>ei_connect_init_ussi()</c></seealso> + or + <seealso marker="#ei_connect_init"><c>ei_connect_xinit_ussi()</c></seealso>.</p> + + <p>All callbacks in the <c>ei_socket_callbacks</c> structure + <em>should</em> return zero on success; and a posix error + code on failure.</p> + + <p>The <c>addr</c> argument of the <c>listen</c>, <c>accept</c>, + and <c>connect</c> callbacks refer to appropriate address + structure for currently used protocol. Currently <c>ei</c> + only supports IPv4. That is, at this time <c>addr</c> always + points to a <c>struct sockaddr_in</c> structure.</p> + + <p>The <c>ei_socket_callbacks</c> structure may be enlarged in + the future. All fields not set, <em>needs</em> to be zeroed out.</p> + + <marker id="ei_socket_callbacks"/> + <code type="none"><![CDATA[ +typedef struct { + int flags; + int (*socket)(void **ctx, void *setup_ctx); + int (*close)(void *ctx); + int (*listen)(void *ctx, void *addr, int *len, int backlog); + int (*accept)(void **ctx, void *addr, int *len, unsigned tmo); + int (*connect)(void *ctx, void *addr, int len, unsigned tmo); + int (*writev)(void *ctx, const void *iov, int iovcnt, ssize_t *len, unsigned tmo); + int (*write)(void *ctx, const char *buf, ssize_t *len, unsigned tmo); + int (*read)(void *ctx, char *buf, ssize_t *len, unsigned tmo); + int (*handshake_packet_header_size)(void *ctx, int *sz); + int (*connect_handshake_complete)(void *ctx); + int (*accept_handshake_complete)(void *ctx); + int (*get_fd)(void *ctx, int *fd); +} ei_socket_callbacks; + ]]></code> + + <taglist> + + <tag><c>flags</c></tag> + <item> + <p>Flags informing <c>ei</c> about the behaviour of the + callbacks. Flags should be bitwise or:ed together. If no flag, + is set, the <c>flags</c> field should contain <c>0</c>. Currently, + supported flags:</p> + <taglist> + <tag><c>EI_SCLBK_FLG_FULL_IMPL</c></tag> + <item> + <p> + If set, the <c>accept()</c>, <c>connect()</c>, + <c>writev()</c>, <c>write()</c>, and <c>read()</c> callbacks + implements timeouts. The timeout is passed in the <c>tmo</c> + argument and is given in milli seconds. Note that the + <c>tmo</c> argument to these callbacks differ from the + timeout arguments in the <c>ei</c> API. Zero means a zero + timeout. That is, poll and timeout immediately unless the + operation is successful. <c>EI_SCLBK_INF_TMO</c> + (max <c>unsigned</c>) means infinite timeout. The file + descriptor is in blocking mode when a callback is called, + and it must be in blocking mode when the callback returns. + </p> + <p> + If not set, <c>ei</c> will implement the timeout using + <c>select()</c> in order to determine when to call the + callbacks and when to time out. The <c>tmo</c> arguments + of the <c>accept()</c>, <c>connect()</c>, <c>writev()</c>, + <c>write()</c>, and <c>read()</c> callbacks should be + ignored. The callbacks may be called in non-blocking mode. + The callbacks are not allowed to change between blocking + and non-blocking mode. In order for this to work, + <c>select()</c> needs to interact with the socket primitives + used the same way as it interacts with the ordinary socket + primitives. If this is not the case, the callbacks + <em>need</em> to implement timeouts and this flag should + be set. + </p> + </item> + </taglist> + <p>More flags may be introduced in the future.</p> + </item> + + <tag><c>int (*socket)(void **ctx, void *setup_ctx)</c></tag> + <item> + <p>Create a socket and a context for the socket.</p> + + <p>On success it should set <c>*ctx</c> to point to a context for + the created socket. This context will be passed to all other + socket callbacks. This function will be passed the same + <c>setup_context</c> as passed to the preceeding + <seealso marker="#ei_connect_init"><c>ei_connect_init_ussi()</c></seealso> + or + <seealso marker="#ei_connect_init"><c>ei_connect_xinit_ussi()</c></seealso> + call.</p> + + <note><p>During the lifetime of a socket, the pointer <c>*ctx</c> + <em>has</em> to remain the same. That is, it cannot later be + relocated.</p></note> + + <p>This callback is mandatory.</p> + </item> + + <tag><c>int (*close)(void *ctx)</c></tag> + <item> + <p>Close the socket identified by <c>ctx</c> and destroy the context.</p> + + <p>This callback is mandatory.</p> + </item> + + <tag><c>int (*listen)(void *ctx, void *addr, int *len, int backlog)</c></tag> + <item> + <p>Bind the socket identified by <c>ctx</c> to a local interface + and then listen on it.</p> + + <p>The <c>addr</c> and <c>len</c> arguments are both input and output + arguments. When called <c>addr</c> points to an address structure of + lenght <c>*len</c> containing information on how to bind the socket. + Uppon return this callback should have updated the structure referred + by <c>addr</c> with information on how the socket actually was bound. + <c>*len</c> should be updated to reflect the size of <c>*addr</c> + updated. <c>backlog</c> identifies the size of the backlog for the + listen socket.</p> + + <p>This callback is mandatory.</p> + </item> + + <tag><c>int (*accept)(void **ctx, void *addr, int *len, unsigned tmo)</c></tag> + <item> + <p>Accept connections on the listen socket identified by + <c>*ctx</c>.</p> + + <p>When a connection is accepted, a new context for the accepted + connection should be created and <c>*ctx</c> should be updated + to point to the new context for the accepted connection. When + called <c>addr</c> points to an uninitialized address structure + of lenght <c>*len</c>. Uppon return this callback should have + updated this structure with information about the client address. + <c>*len</c> should be updated to reflect the size of <c>*addr</c> + updated. + </p> + + <p>If the <c>EI_SCLBK_FLG_FULL_IMPL</c> flag has been set, + <c>tmo</c> contains timeout time in milliseconds.</p> + + <note><p>During the lifetime of a socket, the pointer <c>*ctx</c> + <em>has</em> to remain the same. That is, it cannot later be + relocated.</p></note> + + <p>This callback is mandatory.</p> + </item> + + <tag><c>int (*connect)(void *ctx, void *addr, int len, unsigned tmo)</c></tag> + <item> + <p>Connect the socket identified by <c>ctx</c> to the address + identified by <c>addr</c>.</p> + + <p>When called <c>addr</c> points to an address structure of + lenght <c>len</c> containing information on where to connect.</p> + + <p>If the <c>EI_SCLBK_FLG_FULL_IMPL</c> flag has been set, + <c>tmo</c> contains timeout time in milliseconds.</p> + + <p>This callback is mandatory.</p> + </item> + + <tag><c>int (*writev)(void *ctx, const void *iov, long iovcnt, ssize_t *len, unsigned tmo)</c></tag> + <item> + <p>Write data on the connected socket identified by <c>ctx</c>.</p> + + <p><c>iov</c> points to an array of <c>struct iovec</c> structures of + length <c>iovcnt</c> containing data to write to the socket. On success, + this callback should set <c>*len</c> to the amount of bytes successfully + written on the socket.</p> + + <p>If the <c>EI_SCLBK_FLG_FULL_IMPL</c> flag has been set, + <c>tmo</c> contains timeout time in milliseconds.</p> + + <p>This callback is optional. Set the <c>writev</c> field + in the the <c>ei_socket_callbacks</c> structure to <c>NULL</c> if not + implemented.</p> + </item> + + <tag><c>int (*write)(void *ctx, const char *buf, ssize_t *len, unsigned tmo)</c></tag> + <item> + <p>Write data on the connected socket identified by <c>ctx</c>.</p> + + <p>When called <c>buf</c> points to a buffer of length <c>*len</c> + containing the data to write on the socket. On success, this callback + should set <c>*len</c> to the amount of bytes successfully written on + the socket.</p> + + <p>If the <c>EI_SCLBK_FLG_FULL_IMPL</c> flag has been set, + <c>tmo</c> contains timeout time in milliseconds.</p> + + <p>This callback is mandatory.</p> + </item> + + <tag><c>int (*read)(void *ctx, char *buf, ssize_t *len, unsigned tmo)</c></tag> + <item> + <p>Read data on the connected socket identified by <c>ctx</c>.</p> + + <p><c>buf</c> points to a buffer of length <c>*len</c> where the + read data should be placed. On success, this callback should update + <c>*len</c> to the amount of bytes successfully read on the socket.</p> + + <p>If the <c>EI_SCLBK_FLG_FULL_IMPL</c> flag has been set, + <c>tmo</c> contains timeout time in milliseconds.</p> + + <p>This callback is mandatory.</p> + </item> + + <tag><c>int (*handshake_packet_header_size)(void *ctx, int *sz)</c></tag> + <item> + <p>Inform about handshake packet header size to use during the Erlang + distribution handshake.</p> + + <p>On success, <c>*sz</c> should be set to the handshake packet header + size to use. Valid values are <c>2</c> and <c>4</c>. Erlang TCP + distribution use a handshake packet size of <c>2</c> and Erlang TLS + distribution use a handshake packet size of <c>4</c>.</p> + + <p>This callback is mandatory.</p> + </item> + + <tag><c>int (*connect_handshake_complete)(void *ctx)</c></tag> + <item> + <p>Called when a locally started handshake has completed successfully.</p> + + <p>This callback is optional. Set the <c>connect_handshake_complete</c> field + in the <c>ei_socket_callbacks</c> structure to <c>NULL</c> if not implemented.</p> + </item> + + <tag><c>int (*accept_handshake_complete)(void *ctx)</c></tag> + <item> + <p>Called when a remotely started handshake has completed successfully.</p> + + <p>This callback is optional. Set the <c>accept_handshake_complete</c> field in + the <c>ei_socket_callbacks</c> structure to <c>NULL</c> if not implemented.</p> + </item> + + <tag><c>int (*get_fd)(void *ctx, int *fd)</c></tag> + <item> + <p>Inform about file descriptor used by the socket which is identified + by <c>ctx</c>.</p> + + <note><p>During the lifetime of a socket, the file descriptor + <em>has</em> to remain the same. That is, repeated calls to this + callback with the same context <c>should</c> always report the same + file descriptor.</p> + <p>The file descriptor <em>has</em> to be a real file descriptor. + That is, no other operation should be able to get the same file + descriptor until it has been released by the <c>close()</c> + callback.</p> + </note> + + <p>This callback is mandatory.</p> + </item> + </taglist> + </section> <funcs> <func> - <name><ret>struct hostent</ret><nametext>*ei_gethostbyaddr(const char *addr, int len, int type)</nametext></name> - <name><ret>struct hostent</ret><nametext>*ei_gethostbyaddr_r(const char *addr, int length, int type, struct hostent *hostp, char *buffer, int buflen, int *h_errnop)</nametext></name> - <name><ret>struct hostent</ret><nametext>*ei_gethostbyname(const char *name)</nametext></name> - <name><ret>struct hostent</ret><nametext>*ei_gethostbyname_r(const char *name, struct hostent *hostp, char *buffer, int buflen, int *h_errnop)</nametext></name> + <name since=""><ret>struct hostent *</ret><nametext>ei_gethostbyaddr(const char *addr, int len, int type)</nametext></name> + <name since=""><ret>struct hostent *</ret><nametext>ei_gethostbyaddr_r(const char *addr, int length, int type, struct hostent *hostp, char *buffer, int buflen, int *h_errnop)</nametext></name> + <name since=""><ret>struct hostent *</ret><nametext>ei_gethostbyname(const char *name)</nametext></name> + <name since=""><ret>struct hostent *</ret><nametext>ei_gethostbyname_r(const char *name, struct hostent *hostp, char *buffer, int buflen, int *h_errnop)</nametext></name> <fsummary>Name lookup functions.</fsummary> <desc> <p>Convenience functions for some common name lookup functions.</p> </desc> </func> + <func> - <name><ret>int</ret><nametext>ei_accept(ei_cnode *ec, int listensock, ErlConnect *conp)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_accept(ei_cnode *ec, int listensock, ErlConnect *conp)</nametext></name> <fsummary>Accept a connection from another node.</fsummary> <desc> <p>Used by a server process to accept a @@ -130,7 +398,7 @@ typedef struct { </func> <func> - <name><ret>int</ret><nametext>ei_accept_tmo(ei_cnode *ec, int listensock, ErlConnect *conp, unsigned timeout_ms)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_accept_tmo(ei_cnode *ec, int listensock, ErlConnect *conp, unsigned timeout_ms)</nametext></name> <fsummary>Accept a connection from another node with optional time-out.</fsummary> <desc> @@ -141,8 +409,16 @@ typedef struct { </func> <func> - <name><ret>int</ret><nametext>ei_connect(ei_cnode* ec, char *nodename)</nametext></name> - <name><ret>int</ret><nametext>ei_xconnect(ei_cnode* ec, Erl_IpAddr adr, char *alivename)</nametext></name> + <name since="OTP @OTP-15442@"><ret>int</ret><nametext>ei_close_connection(int fd)</nametext></name> + <fsummary>Close a connection.</fsummary> + <desc> + <p>Closes a previously opened connection or listen socket.</p> + </desc> + </func> + + <func> + <name since=""><ret>int</ret><nametext>ei_connect(ei_cnode* ec, char *nodename)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_xconnect(ei_cnode* ec, Erl_IpAddr adr, char *alivename)</nametext></name> <fsummary>Establish a connection to an Erlang node.</fsummary> <desc> <p>Sets up a connection to an Erlang node.</p> @@ -192,8 +468,10 @@ fd = ei_xconnect(&ec, &addr, ALIVE); </func> <func> - <name><ret>int</ret><nametext>ei_connect_init(ei_cnode* ec, const char* this_node_name, const char *cookie, short creation)</nametext></name> - <name><ret>int</ret><nametext>ei_connect_xinit(ei_cnode* ec, const char *thishostname, const char *thisalivename, const char *thisnodename, Erl_IpAddr thisipaddr, const char *cookie, short creation)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_connect_init(ei_cnode* ec, const char* this_node_name, const char *cookie, short creation)</nametext></name> + <name since="OTP @OTP-15442@"><ret>int</ret><nametext>ei_connect_init_ussi(ei_cnode* ec, const char* this_node_name, const char *cookie, short creation, ei_socket_callbacks *cbs, int cbs_sz, void *setup_context)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_connect_xinit(ei_cnode* ec, const char *thishostname, const char *thisalivename, const char *thisnodename, Erl_IpAddr thisipaddr, const char *cookie, short creation)</nametext></name> + <name since="OTP @OTP-15442@"><ret>int</ret><nametext>ei_connect_xinit_ussi(ei_cnode* ec, const char *thishostname, const char *thisalivename, const char *thisnodename, Erl_IpAddr thisipaddr, const char *cookie, short creation, ei_socket_callbacks *cbs, int cbs_sz, void *setup_context)</nametext></name> <fsummary>Initialize for a connection.</fsummary> <desc> <p>Initializes the <c>ec</c> structure, to @@ -236,6 +514,21 @@ fd = ei_xconnect(&ec, &addr, ALIVE); <item> <p><c>thispaddr</c> if the IP address of the host.</p> </item> + <item> + <p><c>cbs</c> is a pointer to a + <seealso marker="#ei_socket_callbacks">callback structure</seealso> + implementing and alternative socket interface.</p> + </item> + <item> + <p><c>cbs_sz</c> is the size of the structure + pointed to by <c>cbs</c>.</p> + </item> + <item> + <p><c>setup_context</c> is a pointer to a structure that + will be passed as second argument to the <c>socket</c> callback + in the <c>cbs</c> structure.</p> + </item> + </list> <p>A C-node acting as a server is assigned a creation number when it calls <c>ei_publish()</c>.</p> @@ -273,8 +566,8 @@ if (ei_connect_init(&ec, "madonna", "cookie...", n++) < 0) { </func> <func> - <name><ret>int</ret><nametext>ei_connect_tmo(ei_cnode* ec, char *nodename, unsigned timeout_ms)</nametext></name> - <name><ret>int</ret><nametext>ei_xconnect_tmo(ei_cnode* ec, Erl_IpAddr adr, char *alivename, unsigned timeout_ms)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_connect_tmo(ei_cnode* ec, char *nodename, unsigned timeout_ms)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_xconnect_tmo(ei_cnode* ec, Erl_IpAddr adr, char *alivename, unsigned timeout_ms)</nametext></name> <fsummary>Establish a connection to an Erlang node with optional time-out.</fsummary> <desc> @@ -286,8 +579,8 @@ if (ei_connect_init(&ec, "madonna", "cookie...", n++) < 0) { </func> <func> - <name><ret>int</ret><nametext>ei_get_tracelevel(void)</nametext></name> - <name><ret>void</ret><nametext>ei_set_tracelevel(int level)</nametext></name> + <name since="OTP R13B04"><ret>int</ret><nametext>ei_get_tracelevel(void)</nametext></name> + <name since="OTP R13B04"><ret>void</ret><nametext>ei_set_tracelevel(int level)</nametext></name> <fsummary>Get and set functions for tracing.</fsummary> <desc> <p>Used to set tracing on the distribution. The levels are different @@ -299,7 +592,46 @@ if (ei_connect_init(&ec, "madonna", "cookie...", n++) < 0) { </func> <func> - <name><ret>int</ret><nametext>ei_publish(ei_cnode *ec, int port)</nametext></name> + <name since="OTP @OTP-15442@"><ret>int</ret><nametext>ei_listen(ei_cnode *ec, int *port, int backlog)</nametext></name> + <name since="OTP @OTP-15442@"><ret>int</ret><nametext>ei_xlisten(ei_cnode *ec, Erl_IpAddr adr, int *port, int backlog)</nametext></name> + <fsummary>Create a listen socket.</fsummary> + <desc> + <p>Used by a server process to setup a listen socket which + later can be used for accepting connections from client processes. + </p> + <list type="bulleted"> + <item> + <p><c>ec</c> is the C-node structure.</p> + </item> + <item> + <p><c>adr</c> is local interface to bind to.</p> + </item> + <item> + <p><c>port</c> is a pointer to an integer containing the + port number to bind to. If <c>*port</c> equals <c>0</c> + when calling <c>ei_listen()</c>, the socket will be bound to + an ephemeral port. On success, <c>ei_listen()</c> will update + the value of <c>*port</c> to the port actually bound to. + </p> + </item> + <item> + <p><c>backlog</c> is maximum backlog of pending connections.</p> + </item> + </list> + <p><c>ei_listen</c> will create a socket, bind to a port on the + local interface identified by <c>adr</c> (or all local interfaces if + <c>ei_listen()</c> is called), and mark the socket as a passive socket + (that is, a socket that will be used for accepting incoming connections). + </p> + <p> + On success, a file descriptor is returned which can be used in a call to + <c>ei_accept()</c>. On failure, <c>ERL_ERROR</c> is returned and + <c>erl_errno</c> is set to <c>EIO</c>.</p> + </desc> + </func> + + <func> + <name since=""><ret>int</ret><nametext>ei_publish(ei_cnode *ec, int port)</nametext></name> <fsummary>Publish a node name.</fsummary> <desc> <p>Used by a server process to register @@ -336,7 +668,7 @@ if (ei_connect_init(&ec, "madonna", "cookie...", n++) < 0) { </func> <func> - <name><ret>int</ret><nametext>ei_publish_tmo(ei_cnode *ec, int port, unsigned timeout_ms)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_publish_tmo(ei_cnode *ec, int port, unsigned timeout_ms)</nametext></name> <fsummary>Publish a node name with optional time-out.</fsummary> <desc> <p>Equivalent to @@ -346,7 +678,7 @@ if (ei_connect_init(&ec, "madonna", "cookie...", n++) < 0) { </func> <func> - <name><ret>int</ret><nametext>ei_receive(int fd, unsigned char* bufp, int bufsize)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_receive(int fd, unsigned char* bufp, int bufsize)</nametext></name> <fsummary>Receive a message.</fsummary> <desc> <p>Receives a message consisting of a sequence @@ -387,7 +719,7 @@ if (ei_connect_init(&ec, "madonna", "cookie...", n++) < 0) { </func> <func> - <name><ret>int</ret><nametext>ei_receive_encoded(int fd, char **mbufp, int *bufsz, erlang_msg *msg, int *msglen)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_receive_encoded(int fd, char **mbufp, int *bufsz, erlang_msg *msg, int *msglen)</nametext></name> <fsummary>Obsolete function for receiving a message.</fsummary> <desc> <p>This function is retained for compatibility with code @@ -417,7 +749,7 @@ if (ei_connect_init(&ec, "madonna", "cookie...", n++) < 0) { </func> <func> - <name><ret>int</ret><nametext>ei_receive_encoded_tmo(int fd, char **mbufp, int *bufsz, erlang_msg *msg, int *msglen, unsigned timeout_ms)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_receive_encoded_tmo(int fd, char **mbufp, int *bufsz, erlang_msg *msg, int *msglen, unsigned timeout_ms)</nametext></name> <fsummary>Obsolete function for receiving a message with time-out. </fsummary> <desc> @@ -428,8 +760,8 @@ if (ei_connect_init(&ec, "madonna", "cookie...", n++) < 0) { </func> <func> - <name><ret>int</ret><nametext>ei_receive_msg(int fd, erlang_msg* msg, ei_x_buff* x)</nametext></name> - <name><ret>int</ret><nametext>ei_xreceive_msg(int fd, erlang_msg* msg, ei_x_buff* x)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_receive_msg(int fd, erlang_msg* msg, ei_x_buff* x)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_xreceive_msg(int fd, erlang_msg* msg, ei_x_buff* x)</nametext></name> <fsummary>Receive a message.</fsummary> <desc> <p>Receives a message to the buffer in <c>x</c>. @@ -493,8 +825,8 @@ typedef struct { </func> <func> - <name><ret>int</ret><nametext>ei_receive_msg_tmo(int fd, erlang_msg* msg, ei_x_buff* x, unsigned imeout_ms)</nametext></name> - <name><ret>int</ret><nametext>ei_xreceive_msg_tmo(int fd, erlang_msg* msg, ei_x_buff* x, unsigned timeout_ms)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_receive_msg_tmo(int fd, erlang_msg* msg, ei_x_buff* x, unsigned imeout_ms)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_xreceive_msg_tmo(int fd, erlang_msg* msg, ei_x_buff* x, unsigned timeout_ms)</nametext></name> <fsummary>Receive a message with optional time-out.</fsummary> <desc> <p>Equivalent to <c>ei_receive_msg</c> and <c>ei_xreceive_msg</c> @@ -504,7 +836,7 @@ typedef struct { </func> <func> - <name><ret>int</ret><nametext>ei_receive_tmo(int fd, unsigned char* bufp, int bufsize, unsigned timeout_ms)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_receive_tmo(int fd, unsigned char* bufp, int bufsize, unsigned timeout_ms)</nametext></name> <fsummary>Receive a message with optional time-out.</fsummary> <desc> <p>Equivalent to @@ -514,7 +846,7 @@ typedef struct { </func> <func> - <name><ret>int</ret><nametext>ei_reg_send(ei_cnode* ec, int fd, char* server_name, char* buf, int len)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_send(ei_cnode* ec, int fd, char* server_name, char* buf, int len)</nametext></name> <fsummary>Send a message to a registered name.</fsummary> <desc> <p>Sends an Erlang term to a registered process.</p> @@ -546,7 +878,7 @@ if (ei_reg_send(&ec, fd, x.buff, x.index) < 0) </func> <func> - <name><ret>int</ret><nametext>ei_reg_send_tmo(ei_cnode* ec, int fd, char* server_name, char* buf, int len, unsigned timeout_ms)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_send_tmo(ei_cnode* ec, int fd, char* server_name, char* buf, int len, unsigned timeout_ms)</nametext></name> <fsummary>Send a message to a registered name with optional time-out </fsummary> <desc> @@ -557,9 +889,9 @@ if (ei_reg_send(&ec, fd, x.buff, x.index) < 0) </func> <func> - <name><ret>int</ret><nametext>ei_rpc(ei_cnode *ec, int fd, char *mod, char *fun, const char *argbuf, int argbuflen, ei_x_buff *x)</nametext></name> - <name><ret>int</ret><nametext>ei_rpc_to(ei_cnode *ec, int fd, char *mod, char *fun, const char *argbuf, int argbuflen)</nametext></name> - <name><ret>int</ret><nametext>ei_rpc_from(ei_cnode *ec, int fd, int timeout, erlang_msg *msg, ei_x_buff *x)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_rpc(ei_cnode *ec, int fd, char *mod, char *fun, const char *argbuf, int argbuflen, ei_x_buff *x)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_rpc_to(ei_cnode *ec, int fd, char *mod, char *fun, const char *argbuf, int argbuflen)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_rpc_from(ei_cnode *ec, int fd, int timeout, erlang_msg *msg, ei_x_buff *x)</nametext></name> <fsummary>Remote Procedure Call from C to Erlang.</fsummary> <desc> <p>Supports calling Erlang functions on remote nodes. @@ -658,7 +990,7 @@ if (ei_decode_version(result.buff, &index) < 0 </func> <func> - <name><ret>erlang_pid *</ret><nametext>ei_self(ei_cnode *ec)</nametext></name> + <name since=""><ret>erlang_pid *</ret><nametext>ei_self(ei_cnode *ec)</nametext></name> <fsummary>Retrieve the pid of the C-node.</fsummary> <desc> <p>Retrieves the pid of the C-node. Every C-node @@ -671,7 +1003,7 @@ if (ei_decode_version(result.buff, &index) < 0 </func> <func> - <name><ret>int</ret><nametext>ei_send(int fd, erlang_pid* to, char* buf, int len)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_send(int fd, erlang_pid* to, char* buf, int len)</nametext></name> <fsummary>Send a message.</fsummary> <desc> <p>Sends an Erlang term to a process.</p> @@ -692,7 +1024,7 @@ if (ei_decode_version(result.buff, &index) < 0 </func> <func> - <name><ret>int</ret><nametext>ei_send_encoded(int fd, erlang_pid* to, char* buf, int len)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_send_encoded(int fd, erlang_pid* to, char* buf, int len)</nametext></name> <fsummary>Obsolete function to send a message.</fsummary> <desc> <p>Works exactly as <c>ei_send</c>, the alternative name is retained for @@ -702,7 +1034,7 @@ if (ei_decode_version(result.buff, &index) < 0 </func> <func> - <name><ret>int</ret><nametext>ei_send_encoded_tmo(int fd, erlang_pid* to, char* buf, int len, unsigned timeout_ms)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_send_encoded_tmo(int fd, erlang_pid* to, char* buf, int len, unsigned timeout_ms)</nametext></name> <fsummary>Obsolete function to send a message with optional time-out. </fsummary> <desc> @@ -713,7 +1045,7 @@ if (ei_decode_version(result.buff, &index) < 0 </func> <func> - <name><ret>int</ret><nametext>ei_send_reg_encoded(int fd, const erlang_pid *from, const char *to, const char *buf, int len)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_send_reg_encoded(int fd, const erlang_pid *from, const char *to, const char *buf, int len)</nametext></name> <fsummary>Obsolete function to send a message to a registered name. </fsummary> <desc> @@ -741,7 +1073,7 @@ self->num = fd; </func> <func> - <name><ret>int</ret><nametext>ei_send_reg_encoded_tmo(int fd, const erlang_pid *from, const char *to, const char *buf, int len)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_send_reg_encoded_tmo(int fd, const erlang_pid *from, const char *to, const char *buf, int len)</nametext></name> <fsummary>Obsolete function to send a message to a registered name with time-out.</fsummary> <desc> @@ -752,7 +1084,7 @@ self->num = fd; </func> <func> - <name><ret>int</ret><nametext>ei_send_tmo(int fd, erlang_pid* to, char* buf, int len, unsigned timeout_ms)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_send_tmo(int fd, erlang_pid* to, char* buf, int len, unsigned timeout_ms)</nametext></name> <fsummary>Send a message with optional time-out.</fsummary> <desc> <p>Equivalent to @@ -762,9 +1094,9 @@ self->num = fd; </func> <func> - <name><ret>const char *</ret><nametext>ei_thisnodename(ei_cnode *ec)</nametext></name> - <name><ret>const char *</ret><nametext>ei_thishostname(ei_cnode *ec)</nametext></name> - <name><ret>const char *</ret><nametext>ei_thisalivename(ei_cnode *ec)</nametext></name> + <name since=""><ret>const char *</ret><nametext>ei_thisnodename(ei_cnode *ec)</nametext></name> + <name since=""><ret>const char *</ret><nametext>ei_thishostname(ei_cnode *ec)</nametext></name> + <name since=""><ret>const char *</ret><nametext>ei_thisalivename(ei_cnode *ec)</nametext></name> <fsummary>Retrieve some values.</fsummary> <desc> <p>Can be used to retrieve information about @@ -779,7 +1111,7 @@ self->num = fd; </func> <func> - <name><ret>int</ret><nametext>ei_unpublish(ei_cnode *ec)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_unpublish(ei_cnode *ec)</nametext></name> <fsummary>Forcefully unpublish a node name.</fsummary> <desc> <p>Can be called by a process to unregister a @@ -802,7 +1134,7 @@ self->num = fd; </func> <func> - <name><ret>int</ret><nametext>ei_unpublish_tmo(ei_cnode *ec, unsigned timeout_ms)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_unpublish_tmo(ei_cnode *ec, unsigned timeout_ms)</nametext></name> <fsummary>Unpublish a node name with optional time-out.</fsummary> <desc> <p>Equivalent to diff --git a/lib/erl_interface/doc/src/ei_users_guide.xml b/lib/erl_interface/doc/src/ei_users_guide.xml index 0eed50b50b..2dfd99e35a 100644 --- a/lib/erl_interface/doc/src/ei_users_guide.xml +++ b/lib/erl_interface/doc/src/ei_users_guide.xml @@ -162,12 +162,20 @@ $ ld -L/usr/local/otp/lib/erl_interface-3.2.3/ </section> <section> - <title>Initializing the Erl_Interface Library</title> - <p>Before calling any of the other <c>Erl_Interface</c> functions, call - <c>erl_init()</c> exactly once to initialize the library. + <title>Initializing the Libraries</title> + <p> + Before calling any of the other functions in the <c>erl_interface</c> + and <c>ei</c> libraries, call <c>erl_init()</c> exactly once to initialize + both libraries. <c>erl_init()</c> takes two arguments. However, the arguments - are no longer used by <c>Erl_Interface</c> and are therefore to be - specified as <c>erl_init(NULL,0)</c>.</p> + are no longer used by <c>erl_interface</c> and are therefore to be + specified as <c>erl_init(NULL,0)</c>. + </p> + <p> + If you only use the <c>ei</c> library, instead initialize it by calling + <c>ei_init()</c> exactly once before calling any other functions in + the <c>ei</c> library. + </p> </section> <section> diff --git a/lib/erl_interface/doc/src/erl_connect.xml b/lib/erl_interface/doc/src/erl_connect.xml index 76ef6588c2..139ac9e2f0 100644 --- a/lib/erl_interface/doc/src/erl_connect.xml +++ b/lib/erl_interface/doc/src/erl_connect.xml @@ -49,7 +49,7 @@ <funcs> <func> - <name><ret>int</ret><nametext>erl_accept(listensock, conp)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_accept(listensock, conp)</nametext></name> <fsummary>Accept a connection.</fsummary> <type> <v>int listensock;</v> @@ -78,7 +78,7 @@ typedef struct { </func> <func> - <name><ret>int</ret><nametext>erl_close_connection(fd)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_close_connection(fd)</nametext></name> <fsummary>Close a connection to an Erlang node.</fsummary> <type> <v>int fd;</v> @@ -95,8 +95,8 @@ typedef struct { </func> <func> - <name><ret>int</ret><nametext>erl_connect(node)</nametext></name> - <name><ret>int</ret><nametext>erl_xconnect(addr, alive)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_connect(node)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_xconnect(addr, alive)</nametext></name> <fsummary>Establish a connection to an Erlang node.</fsummary> <type> <v>char *node, *alive;</v> @@ -149,8 +149,8 @@ erl_xconnect( &addr , ALIVE ); </func> <func> - <name><ret>int</ret><nametext>erl_connect_init(number, cookie, creation)</nametext></name> - <name><ret>int</ret><nametext>erl_connect_xinit(host, alive, node, addr, cookie, creation)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_connect_init(number, cookie, creation)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_connect_xinit(host, alive, node, addr, cookie, creation)</nametext></name> <fsummary>Initialize communication.</fsummary> <type> <v>int number;</v> @@ -246,7 +246,7 @@ if (!erl_connect_init(17, "samplecookiestring...", 0)) </func> <func> - <name><ret>int</ret><nametext>erl_publish(port)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_publish(port)</nametext></name> <fsummary>Publish a node name.</fsummary> <type> <v>int port;</v> @@ -277,7 +277,7 @@ if (!erl_connect_init(17, "samplecookiestring...", 0)) </func> <func> - <name><ret>int</ret><nametext>erl_receive(fd, bufp, bufsize)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_receive(fd, bufp, bufsize)</nametext></name> <fsummary>Receive a message.</fsummary> <type> <v>int fd;</v> @@ -316,7 +316,7 @@ if (!erl_connect_init(17, "samplecookiestring...", 0)) </func> <func> - <name><ret>int</ret><nametext>erl_receive_msg(fd, bufp, bufsize, emsg)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_receive_msg(fd, bufp, bufsize, emsg)</nametext></name> <fsummary>Receive and decode a message.</fsummary> <type> <v>int fd;</v> @@ -411,7 +411,7 @@ typedef struct { </func> <func> - <name><ret>int</ret><nametext>erl_reg_send(fd, to, msg)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_reg_send(fd, to, msg)</nametext></name> <fsummary>Send a message to a registered name.</fsummary> <type> <v>int fd;</v> @@ -439,9 +439,9 @@ typedef struct { </func> <func> - <name><ret>ETERM *</ret><nametext>erl_rpc(fd, mod, fun, args)</nametext></name> - <name><ret>int</ret><nametext>erl_rpc_from(fd, timeout, emsg)</nametext></name> - <name><ret>int</ret><nametext>erl_rpc_to(fd, mod, fun, args)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_rpc(fd, mod, fun, args)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_rpc_from(fd, timeout, emsg)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_rpc_to(fd, mod, fun, args)</nametext></name> <fsummary>Remote Procedure Call.</fsummary> <type> <v>int fd, timeout;</v> @@ -511,7 +511,7 @@ typedef struct { </func> <func> - <name><ret>int</ret><nametext>erl_send(fd, to, msg)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_send(fd, to, msg)</nametext></name> <fsummary>Send a message.</fsummary> <type> <v>int fd;</v> @@ -541,11 +541,11 @@ typedef struct { </func> <func> - <name><ret>const char *</ret><nametext>erl_thisalivename()</nametext></name> - <name><ret>const char *</ret><nametext>erl_thiscookie()</nametext></name> - <name><ret>short</ret><nametext>erl_thiscreation()</nametext></name> - <name><ret>const char *</ret><nametext>erl_thishostname()</nametext></name> - <name><ret>const char *</ret><nametext>erl_thisnodename()</nametext></name> + <name since=""><ret>const char *</ret><nametext>erl_thisalivename()</nametext></name> + <name since=""><ret>const char *</ret><nametext>erl_thiscookie()</nametext></name> + <name since=""><ret>short</ret><nametext>erl_thiscreation()</nametext></name> + <name since=""><ret>const char *</ret><nametext>erl_thishostname()</nametext></name> + <name since=""><ret>const char *</ret><nametext>erl_thisnodename()</nametext></name> <fsummary>Retrieve some values.</fsummary> <desc> <p>Retrieves information about @@ -556,7 +556,7 @@ typedef struct { </func> <func> - <name><ret>int</ret><nametext>erl_unpublish(alive)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_unpublish(alive)</nametext></name> <fsummary>Forcefully unpublish a node name.</fsummary> <type> <v>char *alive;</v> @@ -583,7 +583,7 @@ typedef struct { </func> <func> - <name><ret>int</ret><nametext>erl_xreceive_msg(fd, bufpp, bufsizep, emsg)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_xreceive_msg(fd, bufpp, bufsizep, emsg)</nametext></name> <fsummary>Receive and decode a message.</fsummary> <type> <v>int fd;</v> @@ -616,10 +616,10 @@ typedef struct { </func> <func> - <name><ret>struct hostent</ret><nametext>*erl_gethostbyaddr(addr, length, type)</nametext></name> - <name><ret>struct hostent</ret><nametext>*erl_gethostbyaddr_r(addr, length, type, hostp, buffer, buflen, h_errnop)</nametext></name> - <name><ret>struct hostent</ret><nametext>*erl_gethostbyname(name)</nametext></name> - <name><ret>struct hostent</ret><nametext>*erl_gethostbyname_r(name, hostp, buffer, buflen, h_errnop)</nametext></name> + <name since=""><ret>struct hostent *</ret><nametext>erl_gethostbyaddr(addr, length, type)</nametext></name> + <name since=""><ret>struct hostent *</ret><nametext>erl_gethostbyaddr_r(addr, length, type, hostp, buffer, buflen, h_errnop)</nametext></name> + <name since=""><ret>struct hostent *</ret><nametext>erl_gethostbyname(name)</nametext></name> + <name since=""><ret>struct hostent *</ret><nametext>erl_gethostbyname_r(name, hostp, buffer, buflen, h_errnop)</nametext></name> <fsummary>Name lookup functions.</fsummary> <type> diff --git a/lib/erl_interface/doc/src/erl_error.xml b/lib/erl_interface/doc/src/erl_error.xml index 8139c9b343..6fac94e442 100644 --- a/lib/erl_interface/doc/src/erl_error.xml +++ b/lib/erl_interface/doc/src/erl_error.xml @@ -47,7 +47,7 @@ <funcs> <func> - <name><ret>void</ret><nametext>erl_err_msg(FormatStr, ... )</nametext></name> + <name since=""><ret>void</ret><nametext>erl_err_msg(FormatStr, ... )</nametext></name> <fsummary>Non-fatal error, and not system call error.</fsummary> <type> <v>const char *FormatStr;</v> @@ -59,7 +59,7 @@ </func> <func> - <name><ret>void</ret><nametext>erl_err_quit(FormatStr, ... )</nametext></name> + <name since=""><ret>void</ret><nametext>erl_err_quit(FormatStr, ... )</nametext></name> <fsummary>Fatal error, but not system call error.</fsummary> <type> <v>const char *FormatStr;</v> @@ -73,7 +73,7 @@ </func> <func> - <name><ret>void</ret><nametext>erl_err_ret(FormatStr, ... )</nametext></name> + <name since=""><ret>void</ret><nametext>erl_err_ret(FormatStr, ... )</nametext></name> <fsummary>Non-fatal system call error.</fsummary> <type> <v>const char *FormatStr;</v> @@ -86,7 +86,7 @@ </func> <func> - <name><ret>void</ret><nametext>erl_err_sys(FormatStr, ... )</nametext></name> + <name since=""><ret>void</ret><nametext>erl_err_sys(FormatStr, ... )</nametext></name> <fsummary>Fatal system call error.</fsummary> <type> <v>const char *FormatStr;</v> @@ -113,7 +113,7 @@ <funcs> <func> - <name><ret>volatile int</ret><nametext>erl_errno</nametext></name> + <name since=""><ret>volatile int</ret><nametext>erl_errno</nametext></name> <fsummary>Variable <c>erl_errno</c> contains the Erl_Interface error number. You can change the value if you wish. </fsummary> diff --git a/lib/erl_interface/doc/src/erl_eterm.xml b/lib/erl_interface/doc/src/erl_eterm.xml index 9a05196a70..070ed30dfe 100644 --- a/lib/erl_interface/doc/src/erl_eterm.xml +++ b/lib/erl_interface/doc/src/erl_eterm.xml @@ -142,7 +142,7 @@ <funcs> <func> - <name><ret>ETERM *</ret><nametext>erl_cons(head, tail)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_cons(head, tail)</nametext></name> <fsummary>Prepend a term to the head of a list.</fsummary> <type> <v>ETERM *head;</v> @@ -181,7 +181,7 @@ erl_free_compound(list); </func> <func> - <name><ret>ETERM *</ret><nametext>erl_copy_term(term)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_copy_term(term)</nametext></name> <fsummary>Create a copy of an Erlang term.</fsummary> <type> <v>ETERM *term;</v> @@ -193,7 +193,7 @@ erl_free_compound(list); </func> <func> - <name><ret>ETERM *</ret><nametext>erl_element(position, tuple)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_element(position, tuple)</nametext></name> <fsummary>Extract an element from an Erlang tuple.</fsummary> <type> <v>int position;</v> @@ -215,7 +215,7 @@ erl_free_compound(list); </func> <func> - <name><ret>ETERM *</ret><nametext>erl_hd(list)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_hd(list)</nametext></name> <fsummary>Extract the first element from a list.</fsummary> <type> <v>ETERM *list;</v> @@ -230,7 +230,7 @@ erl_free_compound(list); </func> <func> - <name><ret>void</ret><nametext>erl_init(NULL, 0)</nametext></name> + <name since=""><ret>void</ret><nametext>erl_init(NULL, 0)</nametext></name> <fsummary>Initialization routine.</fsummary> <type> <v>void *NULL;</v> @@ -245,7 +245,7 @@ erl_free_compound(list); </func> <func> - <name><ret>int</ret><nametext>erl_iolist_length(list)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_iolist_length(list)</nametext></name> <fsummary>Return the length of an I/O list.</fsummary> <type> <v>ETERM *list;</v> @@ -262,7 +262,7 @@ erl_free_compound(list); </func> <func> - <name><ret>ETERM *</ret><nametext>erl_iolist_to_binary(term)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_iolist_to_binary(term)</nametext></name> <fsummary>Convert an I/O list to a binary.</fsummary> <type> <v>ETERM *list;</v> @@ -289,7 +289,7 @@ iohead ::= Binary </func> <func> - <name><ret>char *</ret><nametext>erl_iolist_to_string(list)</nametext></name> + <name since=""><ret>char *</ret><nametext>erl_iolist_to_string(list)</nametext></name> <fsummary>Convert an I/O list to a <c>NULL</c>-terminated string.</fsummary> <type> <v>ETERM *list;</v> @@ -312,7 +312,7 @@ iohead ::= Binary </func> <func> - <name><ret>int</ret><nametext>erl_length(list)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_length(list)</nametext></name> <fsummary>Determine the length of a list.</fsummary> <type> <v>ETERM *list;</v> @@ -328,7 +328,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_atom(string)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_atom(string)</nametext></name> <fsummary>Create an atom.</fsummary> <type> <v>const char *string;</v> @@ -355,7 +355,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_binary(bptr, size)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_binary(bptr, size)</nametext></name> <fsummary>Create a binary object.</fsummary> <type> <v>char *bptr;</v> @@ -378,7 +378,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_empty_list()</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_empty_list()</nametext></name> <fsummary>Create an empty Erlang list.</fsummary> <desc> <p>Creates and returns an empty Erlang list. @@ -388,7 +388,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_estring(string, len)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_estring(string, len)</nametext></name> <fsummary>Create an Erlang string.</fsummary> <type> <v>char *string;</v> @@ -408,7 +408,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_float(f)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_float(f)</nametext></name> <fsummary>Create an Erlang float.</fsummary> <type> <v>double f;</v> @@ -426,7 +426,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_int(n)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_int(n)</nametext></name> <fsummary>Create an Erlang integer.</fsummary> <type> <v>int n;</v> @@ -443,7 +443,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_list(array, arrsize)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_list(array, arrsize)</nametext></name> <fsummary>Create a list from an array.</fsummary> <type> <v>ETERM **array;</v> @@ -465,7 +465,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_long_ref(node, n1, n2, n3, creation)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_long_ref(node, n1, n2, n3, creation)</nametext></name> <fsummary>Create an Erlang reference.</fsummary> <type> <v>const char *node;</v> @@ -495,7 +495,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_pid(node, number, serial, creation)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_pid(node, number, serial, creation)</nametext></name> <fsummary>Create a process identifier.</fsummary> <type> <v>const char *node;</v> @@ -525,7 +525,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_port(node, number, creation)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_port(node, number, creation)</nametext></name> <fsummary>Create a port identifier.</fsummary> <type> <v>const char *node;</v> @@ -550,7 +550,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_ref(node, number, creation)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_ref(node, number, creation)</nametext></name> <fsummary>Create an old Erlang reference.</fsummary> <type> <v>const char *node;</v> @@ -578,7 +578,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_string(string)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_string(string)</nametext></name> <fsummary>Create a string.</fsummary> <type> <v>char *string;</v> @@ -593,7 +593,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_tuple(array, arrsize)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_tuple(array, arrsize)</nametext></name> <fsummary>Create an Erlang tuple from an array.</fsummary> <type> <v>ETERM **array;</v> @@ -621,7 +621,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_uint(n)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_uint(n)</nametext></name> <fsummary>Create an unsigned integer.</fsummary> <type> <v>unsigned int n;</v> @@ -638,7 +638,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_mk_var(name)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_mk_var(name)</nametext></name> <fsummary>Create an Erlang variable.</fsummary> <type> <v>char *name;</v> @@ -653,7 +653,7 @@ iohead ::= Binary </func> <func> - <name><ret>int</ret><nametext>erl_print_term(stream, term)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_print_term(stream, term)</nametext></name> <fsummary>Print an Erlang term.</fsummary> <type> <v>FILE *stream;</v> @@ -672,7 +672,7 @@ iohead ::= Binary </func> <func> - <name><ret>void</ret><nametext>erl_set_compat_rel(release_number)</nametext></name> + <name since=""><ret>void</ret><nametext>erl_set_compat_rel(release_number)</nametext></name> <fsummary>Set the Erl_Interface library in compatibility mode.</fsummary> <type> <v>unsigned release_number;</v> @@ -706,7 +706,7 @@ iohead ::= Binary </func> <func> - <name><ret>int</ret><nametext>erl_size(term)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_size(term)</nametext></name> <fsummary>Return the arity of a tuple or binary.</fsummary> <type> <v>ETERM *term;</v> @@ -723,7 +723,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_tl(list)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_tl(list)</nametext></name> <fsummary>Extract the tail from a list.</fsummary> <type> <v>ETERM *list;</v> @@ -738,7 +738,7 @@ iohead ::= Binary </func> <func> - <name><ret>ETERM *</ret><nametext>erl_var_content(term, name)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_var_content(term, name)</nametext></name> <fsummary>Extract the content of a variable.</fsummary> <type> <v>ETERM *term;</v> diff --git a/lib/erl_interface/doc/src/erl_format.xml b/lib/erl_interface/doc/src/erl_format.xml index 5b8b7b5e78..b5e895c720 100644 --- a/lib/erl_interface/doc/src/erl_format.xml +++ b/lib/erl_interface/doc/src/erl_format.xml @@ -41,7 +41,7 @@ <funcs> <func> - <name><ret>ETERM *</ret><nametext>erl_format(FormatStr, ...)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_format(FormatStr, ...)</nametext></name> <fsummary>Create an Erlang term.</fsummary> <type> <v>char *FormatStr;</v> @@ -81,7 +81,7 @@ erl_format("[{name,~a},{age,~i},{data,~w}]", </func> <func> - <name><ret>int</ret><nametext>erl_match(Pattern, Term)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_match(Pattern, Term)</nametext></name> <fsummary>Perform pattern matching.</fsummary> <type> <v>ETERM *Pattern,*Term;</v> diff --git a/lib/erl_interface/doc/src/erl_global.xml b/lib/erl_interface/doc/src/erl_global.xml index 2fa0045adf..72d43e81d5 100644 --- a/lib/erl_interface/doc/src/erl_global.xml +++ b/lib/erl_interface/doc/src/erl_global.xml @@ -48,7 +48,7 @@ <funcs> <func> - <name><ret>char **</ret><nametext>erl_global_names(fd,count)</nametext></name> + <name since=""><ret>char **</ret><nametext>erl_global_names(fd,count)</nametext></name> <fsummary>Obtain list of global names.</fsummary> <type> <v>int fd;</v> @@ -79,7 +79,7 @@ </func> <func> - <name><ret>int</ret><nametext>erl_global_register(fd,name,pid)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_global_register(fd,name,pid)</nametext></name> <fsummary>Register a name in global.</fsummary> <type> <v>int fd;</v> @@ -103,7 +103,7 @@ </func> <func> - <name><ret>int</ret><nametext>erl_global_unregister(fd,name)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_global_unregister(fd,name)</nametext></name> <fsummary>Unregister a name from global.</fsummary> <type> <v>int fd;</v> @@ -122,7 +122,7 @@ </func> <func> - <name><ret>ETERM *</ret><nametext>erl_global_whereis(fd,name,node)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_global_whereis(fd,name,node)</nametext></name> <fsummary>Look up a name in global.</fsummary> <type> <v>int fd;</v> diff --git a/lib/erl_interface/doc/src/erl_malloc.xml b/lib/erl_interface/doc/src/erl_malloc.xml index c0eebc29e9..aae3b7e078 100644 --- a/lib/erl_interface/doc/src/erl_malloc.xml +++ b/lib/erl_interface/doc/src/erl_malloc.xml @@ -41,7 +41,7 @@ <funcs> <func> - <name><ret>ETERM *</ret><nametext>erl_alloc_eterm(etype)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_alloc_eterm(etype)</nametext></name> <fsummary>Allocate an ETERM structure.</fsummary> <type> <v>unsigned char etype;</v> @@ -89,7 +89,7 @@ </func> <func> - <name><ret>void</ret><nametext>erl_eterm_release(void)</nametext></name> + <name since=""><ret>void</ret><nametext>erl_eterm_release(void)</nametext></name> <fsummary>Clear the ETERM freelist.</fsummary> <desc> <p>Clears the freelist, where blocks are placed when they are @@ -99,7 +99,7 @@ </func> <func> - <name><ret>void</ret><nametext>erl_eterm_statistics(allocated, freed)</nametext></name> + <name since=""><ret>void</ret><nametext>erl_eterm_statistics(allocated, freed)</nametext></name> <fsummary>Report term allocation statistics.</fsummary> <type> <v>long *allocated;</v> @@ -127,7 +127,7 @@ </func> <func> - <name><ret>void</ret><nametext>erl_free(ptr)</nametext></name> + <name since=""><ret>void</ret><nametext>erl_free(ptr)</nametext></name> <fsummary>Free some memory.</fsummary> <type> <v>void *ptr;</v> @@ -139,7 +139,7 @@ </func> <func> - <name><ret>void</ret><nametext>erl_free_array(array, size)</nametext></name> + <name since=""><ret>void</ret><nametext>erl_free_array(array, size)</nametext></name> <fsummary>Free an array of ETERM structures.</fsummary> <type> <v>ETERM **array;</v> @@ -156,7 +156,7 @@ </func> <func> - <name><ret>void</ret><nametext>erl_free_compound(t)</nametext></name> + <name since=""><ret>void</ret><nametext>erl_free_compound(t)</nametext></name> <fsummary>Free an array of ETERM structures.</fsummary> <type> <v>ETERM *t;</v> @@ -179,7 +179,7 @@ </func> <func> - <name><ret>void</ret><nametext>erl_free_term(t)</nametext></name> + <name since=""><ret>void</ret><nametext>erl_free_term(t)</nametext></name> <fsummary>Free an ETERM structure.</fsummary> <type> <v>ETERM *t;</v> @@ -190,7 +190,7 @@ </func> <func> - <name><ret>void</ret><nametext>erl_malloc(size)</nametext></name> + <name since=""><ret>void</ret><nametext>erl_malloc(size)</nametext></name> <fsummary>Allocate some memory.</fsummary> <type> <v>long size;</v> diff --git a/lib/erl_interface/doc/src/erl_marshal.xml b/lib/erl_interface/doc/src/erl_marshal.xml index 2ad658f78b..1a6d3bb43c 100644 --- a/lib/erl_interface/doc/src/erl_marshal.xml +++ b/lib/erl_interface/doc/src/erl_marshal.xml @@ -42,7 +42,7 @@ <funcs> <func> - <name><ret>int</ret><nametext>erl_compare_ext(bufp1, bufp2)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_compare_ext(bufp1, bufp2)</nametext></name> <fsummary>Compare encoded byte sequences.</fsummary> <type> <v>unsigned char *bufp1,*bufp2;</v> @@ -62,8 +62,8 @@ </func> <func> - <name><ret>ETERM *</ret><nametext>erl_decode(bufp)</nametext></name> - <name><ret>ETERM *</ret><nametext>erl_decode_buf(bufpp)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_decode(bufp)</nametext></name> + <name since=""><ret>ETERM *</ret><nametext>erl_decode_buf(bufpp)</nametext></name> <fsummary>Convert a term from Erlang external format.</fsummary> <type> <v>unsigned char *bufp;</v> @@ -102,8 +102,8 @@ </func> <func> - <name><ret>int</ret><nametext>erl_encode(term, bufp)</nametext></name> - <name><ret>int</ret><nametext>erl_encode_buf(term, bufpp)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_encode(term, bufp)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_encode_buf(term, bufpp)</nametext></name> <fsummary>Convert a term into Erlang external format.</fsummary> <type> <v>ETERM *term;</v> @@ -179,7 +179,7 @@ </func> <func> - <name><ret>int</ret><nametext>erl_ext_size(bufp)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_ext_size(bufp)</nametext></name> <fsummary>Count elements in encoded term.</fsummary> <type> <v>unsigned char *bufp;</v> @@ -190,7 +190,7 @@ </func> <func> - <name><ret>unsigned char</ret><nametext>erl_ext_type(bufp)</nametext></name> + <name since=""><ret>unsigned char</ret><nametext>erl_ext_type(bufp)</nametext></name> <fsummary>Determine type of an encoded byte sequence.</fsummary> <type> <v>unsigned char *bufp;</v> @@ -228,7 +228,7 @@ </func> <func> - <name><ret>unsigned char *</ret><nametext>erl_peek_ext(bufp, pos)</nametext></name> + <name since=""><ret>unsigned char *</ret><nametext>erl_peek_ext(bufp, pos)</nametext></name> <fsummary>Step over encoded term.</fsummary> <type> <v>unsigned char *bufp;</v> @@ -252,7 +252,7 @@ </func> <func> - <name><ret>int</ret><nametext>erl_term_len(t)</nametext></name> + <name since=""><ret>int</ret><nametext>erl_term_len(t)</nametext></name> <fsummary>Determine encoded size of term.</fsummary> <type> <v>ETERM *t;</v> diff --git a/lib/erl_interface/doc/src/registry.xml b/lib/erl_interface/doc/src/registry.xml index 6d70fb3475..1c90c5c9dd 100644 --- a/lib/erl_interface/doc/src/registry.xml +++ b/lib/erl_interface/doc/src/registry.xml @@ -44,7 +44,7 @@ <funcs> <func> - <name><ret>int</ret><nametext>ei_reg_close(reg)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_close(reg)</nametext></name> <fsummary>Close a registry.</fsummary> <type> <v>ei_reg *reg;</v> @@ -59,7 +59,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_delete(reg,key)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_delete(reg,key)</nametext></name> <fsummary>Delete an object from the registry.</fsummary> <type> <v>ei_reg *reg;</v> @@ -85,7 +85,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_dump(fd,reg,mntab,flags)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_dump(fd,reg,mntab,flags)</nametext></name> <fsummary>Back up a registry to Mnesia.</fsummary> <type> <v>int fd;</v> @@ -125,7 +125,7 @@ </func> <func> - <name><ret>double</ret><nametext>ei_reg_getfval(reg,key)</nametext></name> + <name since=""><ret>double</ret><nametext>ei_reg_getfval(reg,key)</nametext></name> <fsummary>Get a floating point object.</fsummary> <type> <v>ei_reg *reg;</v> @@ -151,7 +151,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_getival(reg,key)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_getival(reg,key)</nametext></name> <fsummary>Get an integer object.</fsummary> <type> <v>ei_reg *reg;</v> @@ -177,7 +177,7 @@ </func> <func> - <name><ret>const void *</ret><nametext>ei_reg_getpval(reg,key,size)</nametext></name> + <name since=""><ret>const void *</ret><nametext>ei_reg_getpval(reg,key,size)</nametext></name> <fsummary>Get a binary object.</fsummary> <type> <v>ei_reg *reg;</v> @@ -207,7 +207,7 @@ </func> <func> - <name><ret>const char *</ret><nametext>ei_reg_getsval(reg,key)</nametext></name> + <name since=""><ret>const char *</ret><nametext>ei_reg_getsval(reg,key)</nametext></name> <fsummary>Get a string object.</fsummary> <type> <v>ei_reg *reg;</v> @@ -232,7 +232,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_getval(reg,key,flags,v,...)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_getval(reg,key,flags,v,...)</nametext></name> <fsummary>Get any object.</fsummary> <type> <v>ei_reg *reg;</v> @@ -278,7 +278,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_markdirty(reg,key)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_markdirty(reg,key)</nametext></name> <fsummary>Mark an object as dirty.</fsummary> <type> <v>ei_reg *reg;</v> @@ -305,7 +305,7 @@ </func> <func> - <name><ret>ei_reg *</ret><nametext>ei_reg_open(size)</nametext></name> + <name since=""><ret>ei_reg *</ret><nametext>ei_reg_open(size)</nametext></name> <fsummary>Create and open a registry.</fsummary> <type> <v>int size;</v> @@ -326,7 +326,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_purge(reg)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_purge(reg)</nametext></name> <fsummary>Remove deleted objects.</fsummary> <type> <v>ei_reg *reg;</v> @@ -346,7 +346,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_resize(reg,newsize)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_resize(reg,newsize)</nametext></name> <fsummary>Resize a registry.</fsummary> <type> <v>ei_reg *reg;</v> @@ -363,7 +363,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_restore(fd,reg,mntab)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_restore(fd,reg,mntab)</nametext></name> <fsummary>Restore a registry from Mnesia.</fsummary> <type> <v>int fd;</v> @@ -399,7 +399,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_setfval(reg,key,f)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_setfval(reg,key,f)</nametext></name> <fsummary>Assign a floating point object.</fsummary> <type> <v>ei_reg *reg;</v> @@ -424,7 +424,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_setival(reg,key,i)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_setival(reg,key,i)</nametext></name> <fsummary>Assign an integer object.</fsummary> <type> <v>ei_reg *reg;</v> @@ -448,7 +448,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_setpval(reg,key,p,size)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_setpval(reg,key,p,size)</nametext></name> <fsummary>Assign a binary object.</fsummary> <type> <v>ei_reg *reg;</v> @@ -479,7 +479,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_setsval(reg,key,s)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_setsval(reg,key,s)</nametext></name> <fsummary>Assign a string object.</fsummary> <type> <v>ei_reg *reg;</v> @@ -507,7 +507,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_setval(reg,key,flags,v,...)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_setval(reg,key,flags,v,...)</nametext></name> <fsummary>Assign a value to any object type.</fsummary> <type> <v>ei_reg *reg;</v> @@ -552,7 +552,7 @@ </func> <func> - <name><ret>int</ret><nametext>ei_reg_stat(reg,key,obuf)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_stat(reg,key,obuf)</nametext></name> <fsummary>Get object information.</fsummary> <type> <v>ei_reg *reg;</v> @@ -590,7 +590,7 @@ struct ei_reg_stat { </func> <func> - <name><ret>int</ret><nametext>ei_reg_tabstat(reg,obuf)</nametext></name> + <name since=""><ret>int</ret><nametext>ei_reg_tabstat(reg,obuf)</nametext></name> <fsummary>Get registry information.</fsummary> <type> <v>ei_reg *reg;</v> diff --git a/lib/erl_interface/include/ei.h b/lib/erl_interface/include/ei.h index 948f89be85..ca4960b252 100644 --- a/lib/erl_interface/include/ei.h +++ b/lib/erl_interface/include/ei.h @@ -35,6 +35,9 @@ #include <winsock2.h> #include <windows.h> #include <winbase.h> +typedef LONG_PTR ssize_t; /* Sigh... */ +#else +#include <sys/types.h> /* ssize_t */ #endif #include <stdio.h> /* Need type FILE */ @@ -286,6 +289,31 @@ typedef struct { char nodename[MAXNODELEN+1]; } ErlConnect; +#define EI_SCLBK_INF_TMO (~((unsigned) 0)) + +#define EI_SCLBK_FLG_FULL_IMPL (1 << 0) + +typedef struct { + int flags; + + int (*socket)(void **ctx, void *setup_ctx); + int (*close)(void *ctx); + int (*listen)(void *ctx, void *addr, int *len, int backlog); + int (*accept)(void **ctx, void *addr, int *len, unsigned tmo); + int (*connect)(void *ctx, void *addr, int len, unsigned tmo); + int (*writev)(void *ctx, const void *iov, int iovcnt, ssize_t *len, unsigned tmo); + int (*write)(void *ctx, const char *buf, ssize_t *len, unsigned tmo); + int (*read)(void *ctx, char *buf, ssize_t *len, unsigned tmo); + + int (*handshake_packet_header_size)(void *ctx, int *sz); + int (*connect_handshake_complete)(void *ctx); + int (*accept_handshake_complete)(void *ctx); + int (*get_fd)(void *ctx, int *fd); + + /* end of version 1 */ + +} ei_socket_callbacks; + typedef struct ei_cnode_s { char thishostname[EI_MAXHOSTNAMELEN+1]; char thisnodename[MAXNODELEN+1]; @@ -295,6 +323,8 @@ typedef struct ei_cnode_s { char ei_connect_cookie[EI_MAX_COOKIE_SIZE+1]; short creation; erlang_pid self; + ei_socket_callbacks *cbs; + void *setup_context; } ei_cnode; typedef struct in_addr *Erl_IpAddr; @@ -308,7 +338,6 @@ typedef struct ei_x_buff_TAG { int index; } ei_x_buff; - /* -------------------------------------------------------------------- */ /* Function definitions (listed in same order as documentation) */ /* -------------------------------------------------------------------- */ @@ -322,6 +351,16 @@ int ei_connect_xinit (ei_cnode* ec, const char *thishostname, Erl_IpAddr thisipaddr, const char *cookie, const short creation); +int ei_connect_init_ussi(ei_cnode* ec, const char* this_node_name, + const char *cookie, short creation, + ei_socket_callbacks *cbs, int cbs_sz, + void *setup_context); +int ei_connect_xinit_ussi(ei_cnode* ec, const char *thishostname, + const char *thisalivename, const char *thisnodename, + Erl_IpAddr thisipaddr, const char *cookie, + const short creation, ei_socket_callbacks *cbs, + int cbs_sz, void *setup_context); + int ei_connect(ei_cnode* ec, char *nodename); int ei_connect_tmo(ei_cnode* ec, char *nodename, unsigned ms); int ei_xconnect(ei_cnode* ec, Erl_IpAddr adr, char *alivename); @@ -348,11 +387,15 @@ int ei_rpc_from(ei_cnode* ec, int fd, int timeout, erlang_msg* msg, int ei_publish(ei_cnode* ec, int port); int ei_publish_tmo(ei_cnode* ec, int port, unsigned ms); +int ei_listen(ei_cnode *ec, int *port, int backlog); +int ei_xlisten(ei_cnode *ec, Erl_IpAddr adr, int *port, int backlog); int ei_accept(ei_cnode* ec, int lfd, ErlConnect *conp); int ei_accept_tmo(ei_cnode* ec, int lfd, ErlConnect *conp, unsigned ms); int ei_unpublish(ei_cnode* ec); int ei_unpublish_tmo(const char *alive, unsigned ms); +int ei_close_connection(int fd); + const char *ei_thisnodename(const ei_cnode* ec); const char *ei_thishostname(const ei_cnode* ec); const char *ei_thisalivename(const ei_cnode* ec); @@ -626,6 +669,8 @@ struct ei_reg_tabstat { }; +int ei_init(void); + /* -------------------------------------------------------------------- */ /* XXXXXXXXXXX */ /* -------------------------------------------------------------------- */ diff --git a/lib/erl_interface/src/Makefile.in b/lib/erl_interface/src/Makefile.in index 614e7325a9..b0bb9bfadf 100644 --- a/lib/erl_interface/src/Makefile.in +++ b/lib/erl_interface/src/Makefile.in @@ -31,12 +31,11 @@ .PHONY : debug opt release clean distclean depend -TARGET = @TARGET@ - # ---------------------------------------------------- # Application version and release dir specification # ---------------------------------------------------- include ../vsn.mk +include $(ERL_TOP)/make/target.mk include $(TARGET)/eidefs.mk include $(ERL_TOP)/make/output.mk @@ -417,7 +416,8 @@ MISCSRC = \ misc/eimd5.c \ misc/get_type.c \ misc/show_msg.c \ - misc/ei_compat.c + misc/ei_compat.c \ + misc/ei_init.c REGISTRYSRC = \ registry/hash_dohash.c \ diff --git a/lib/erl_interface/src/connect/ei_connect.c b/lib/erl_interface/src/connect/ei_connect.c index 9df4fa3b6c..7a304e6d4f 100644 --- a/lib/erl_interface/src/connect/ei_connect.c +++ b/lib/erl_interface/src/connect/ei_connect.c @@ -42,10 +42,8 @@ #include <inetLib.h> #include <unistd.h> -#include <sys/types.h> #include <sys/times.h> #include <unistd.h> -#include <sys/types.h> #include <sys/socket.h> #include <netinet/in.h> #include <netinet/tcp.h> @@ -55,7 +53,6 @@ #else /* some other unix */ #include <unistd.h> -#include <sys/types.h> #include <sys/times.h> #if TIME_WITH_SYS_TIME @@ -84,6 +81,7 @@ #include <string.h> #include <errno.h> #include <ctype.h> +#include <stddef.h> #include "eiext.h" #include "ei_portio.h" @@ -98,11 +96,16 @@ #include "ei_epmd.h" #include "ei_internal.h" +static int ei_connect_initialized = 0; int ei_tracelevel = 0; #define COOKIE_FILE "/.erlang.cookie" #define EI_MAX_HOME_PATH 1024 +#define EI_SOCKET_CALLBACKS_SZ_V1 \ + (offsetof(ei_socket_callbacks, get_fd) \ + + sizeof(int (*)(void *))) + /* FIXME why not macro? */ static char *null_cookie = ""; @@ -113,35 +116,51 @@ static int get_home(char *buf, int size); static unsigned gen_challenge(void); static void gen_digest(unsigned challenge, char cookie[], unsigned char digest[16]); -static int send_status(int fd, char *status, unsigned ms); -static int recv_status(int fd, unsigned ms); -static int send_challenge(int fd, char *nodename, - unsigned challenge, unsigned version, unsigned ms); -static int recv_challenge(int fd, unsigned *challenge, - unsigned *version, - unsigned *flags, ErlConnect *namebuf, unsigned ms); -static int send_challenge_reply(int fd, unsigned char digest[16], +static int send_status(ei_socket_callbacks *cbs, void *ctx, + int pkt_sz, char *status, unsigned ms); +static int recv_status(ei_socket_callbacks *cbs, void *ctx, + int pkt_sz, unsigned ms); +static int send_challenge(ei_socket_callbacks *cbs, void *ctx, int pkt_sz, + char *nodename, unsigned challenge, + unsigned version, unsigned ms); +static int recv_challenge(ei_socket_callbacks *cbs, void *ctx, int pkt_sz, + unsigned *challenge, unsigned *version, + unsigned *flags, char *namebuf, unsigned ms); +static int send_challenge_reply(ei_socket_callbacks *cbs, void *ctx, + int pkt_sz, unsigned char digest[16], unsigned challenge, unsigned ms); -static int recv_challenge_reply(int fd, - unsigned our_challenge, +static int recv_challenge_reply(ei_socket_callbacks *cbs, void *ctx, + int pkt_sz, unsigned our_challenge, char cookie[], unsigned *her_challenge, unsigned ms); -static int send_challenge_ack(int fd, unsigned char digest[16], unsigned ms); -static int recv_challenge_ack(int fd, - unsigned our_challenge, +static int send_challenge_ack(ei_socket_callbacks *cbs, void *ctx, + int pkt_sz, unsigned char digest[16], + unsigned ms); +static int recv_challenge_ack(ei_socket_callbacks *cbs, void *ctx, + int pkt_sz, unsigned our_challenge, char cookie[], unsigned ms); -static int send_name(int fd, char *nodename, - unsigned version, unsigned ms); +static int send_name(ei_socket_callbacks *cbs, void *ctx, int pkt_sz, + char *nodename, unsigned version, unsigned ms); -/* Common for both handshake types */ -static int recv_name(int fd, - unsigned *version, - unsigned *flags, ErlConnect *namebuf, unsigned ms); +static int recv_name(ei_socket_callbacks *cbs, void *ctx, int pkt_sz, + unsigned *version, unsigned *flags, char *namebuf, + unsigned ms); static struct hostent* dyn_gethostbyname_r(const char *name, struct hostent *hostp, char **buffer_p, int buflen, int *h_errnop); +static void abort_connection(ei_socket_callbacks *cbs, void *ctx); +static int close_connection(ei_socket_callbacks *cbs, void *ctx, int fd); + +static char * +estr(int e) +{ + char *str = strerror(e); + if (!str) + return "unknown error"; + return str; +} /*************************************************************************** @@ -154,25 +173,208 @@ dyn_gethostbyname_r(const char *name, struct hostent *hostp, char **buffer_p, typedef struct ei_socket_info_s { int socket; + ei_socket_callbacks *cbs; + void *ctx; int dist_version; ei_cnode cnode; /* A copy, not a pointer. We don't know when freed */ char cookie[EI_MAX_COOKIE_SIZE+1]; } ei_socket_info; +/*************************************************************************** + * + * XXX + * + ***************************************************************************/ + +#ifndef ETHR_HAVE___atomic_compare_exchange_n +# define ETHR_HAVE___atomic_compare_exchange_n 0 +#endif +#ifndef ETHR_HAVE___atomic_load_n +# define ETHR_HAVE___atomic_load_n 0 +#endif +#ifndef ETHR_HAVE___atomic_store_n +# define ETHR_HAVE___atomic_store_n 0 +#endif + +#if defined(_REENTRANT) \ + && (!(ETHR_HAVE___atomic_compare_exchange_n & SIZEOF_VOID_P) \ + || !(ETHR_HAVE___atomic_load_n & SIZEOF_VOID_P) \ + || !(ETHR_HAVE___atomic_store_n & SIZEOF_VOID_P)) +# undef EI_DISABLE_SEQ_SOCKET_INFO +# define EI_DISABLE_SEQ_SOCKET_INFO +#endif + +#ifdef __WIN32__ +# undef EI_DISABLE_SEQ_SOCKET_INFO +# define EI_DISABLE_SEQ_SOCKET_INFO +#endif + +#ifndef EI_DISABLE_SEQ_SOCKET_INFO + +#ifdef _REENTRANT + +#define EI_ATOMIC_CMPXCHG_ACQ_REL(VARP, XCHGP, NEW) \ + __atomic_compare_exchange_n((VARP), (XCHGP), (NEW), 0, \ + __ATOMIC_ACQ_REL, __ATOMIC_ACQUIRE) +#define EI_ATOMIC_LOAD_ACQ(VARP) \ + __atomic_load_n((VARP), __ATOMIC_ACQUIRE) +#define EI_ATOMIC_STORE_REL(VARP, NEW) \ + __atomic_store_n((VARP), (NEW), __ATOMIC_RELEASE) + +#else /* ! _REENTRANT */ + +#define EI_ATOMIC_CMPXCHG_ACQ_REL(VARP, XCHGP, NEW) \ + (*(VARP) == *(XCHGP) \ + ? ((*(VARP) = (NEW)), !0) \ + : ((*(XCHGP) = *(VARP)), 0)) +#define EI_ATOMIC_LOAD_ACQ(VARP) (*(VARP)) +#define EI_ATOMIC_STORE_REL(VARP, NEW) (*(VARP) = (NEW)) + +#endif /* ! _REENTRANT */ + +#define EI_SOCKET_INFO_SEG_BITS 5 +#define EI_SOCKET_INFO_SEG_SIZE (1 << EI_SOCKET_INFO_SEG_BITS) +#define EI_SOCKET_INFO_SEG_MASK (EI_SOCKET_INFO_SEG_SIZE - 1) + +typedef struct { + int max_fds; + ei_socket_info *segments[1]; /* Larger in reality... */ +} ei_socket_info_data__; + +static ei_socket_info_data__ *socket_info_data = NULL; + +static int init_socket_info(int late) +{ + int max_fds; + int i; + size_t segments_len; + ei_socket_info_data__ *info_data, *xchg; + + if (EI_ATOMIC_LOAD_ACQ(&socket_info_data) != NULL) + return 0; /* Already initialized... */ + +#if defined(HAVE_SYSCONF) && defined(_SC_OPEN_MAX) + max_fds = sysconf(_SC_OPEN_MAX); +#else + max_fds = 1024; +#endif + + if (max_fds < 0) + return EIO; + + segments_len = ((max_fds-1)/EI_SOCKET_INFO_SEG_SIZE + 1); + + info_data = malloc(sizeof(ei_socket_info_data__) + + (sizeof(ei_socket_info *)*(segments_len-1))); + if (!info_data) + return ENOMEM; + + info_data->max_fds = max_fds; + for (i = 0; i < segments_len; i++) + info_data->segments[i] = NULL; + + xchg = NULL; + if (!EI_ATOMIC_CMPXCHG_ACQ_REL(&socket_info_data, &xchg, info_data)) + free(info_data); /* Already initialized... */ + + return 0; +} + +static int put_ei_socket_info(int fd, int dist_version, char* cookie, ei_cnode *ec, + ei_socket_callbacks *cbs, void *ctx) +{ + int six; + ei_socket_info *seg, *si; + int socket; + + if (fd < 0 || socket_info_data->max_fds <= fd) + return -1; + + socket = fd; + six = fd >> EI_SOCKET_INFO_SEG_BITS; + seg = EI_ATOMIC_LOAD_ACQ(&socket_info_data->segments[six]); + + if (!seg) { + ei_socket_info *xchg; + int i; + seg = malloc(sizeof(ei_socket_info)*EI_SOCKET_INFO_SEG_SIZE); + if (!seg) + return -1; + for (i = 0; i < EI_SOCKET_INFO_SEG_SIZE; i++) { + seg[i].socket = -1; + } + + xchg = NULL; + if (!EI_ATOMIC_CMPXCHG_ACQ_REL(&socket_info_data->segments[six], &xchg, seg)) { + free(seg); + seg = xchg; + } + } + + si = &seg[fd & EI_SOCKET_INFO_SEG_MASK]; + + if (dist_version < 0) { + socket = -1; + si->cbs = NULL; + si->ctx = NULL; + } + else { + si->dist_version = dist_version; + si->cnode = *ec; + si->cbs = cbs; + si->ctx = ctx; + strcpy(si->cookie, cookie); + } + + EI_ATOMIC_STORE_REL(&si->socket, socket); + + return 0; +} + +static ei_socket_info* get_ei_socket_info(int fd) +{ + int six, socket; + ei_socket_info *seg, *si; + + if (fd < 0 || socket_info_data->max_fds <= fd) + return NULL; + + six = fd >> EI_SOCKET_INFO_SEG_BITS; + seg = EI_ATOMIC_LOAD_ACQ(&socket_info_data->segments[six]); + + if (!seg) + return NULL; + + si = &seg[fd & EI_SOCKET_INFO_SEG_MASK]; + socket = EI_ATOMIC_LOAD_ACQ(&si->socket); + if (socket != fd) + return NULL; + return si; +} + +#else /* EI_DISABLE_SEQ_SOCKET_INFO */ + int ei_n_sockets = 0, ei_sz_sockets = 0; ei_socket_info *ei_sockets = NULL; + #ifdef _REENTRANT ei_mutex_t* ei_sockets_lock = NULL; #endif /* _REENTRANT */ +static int init_socket_info(int late) +{ +#ifdef _REENTRANT + if (late) + return ENOTSUP; /* Refuse doing unsafe initialization... */ + ei_sockets_lock = ei_mutex_create(); + if (!ei_sockets_lock) + return ENOMEM; +#endif /* _REENTRANT */ + return 0; +} -/*************************************************************************** - * - * XXX - * - ***************************************************************************/ - -static int put_ei_socket_info(int fd, int dist_version, char* cookie, ei_cnode *ec) +static int put_ei_socket_info(int fd, int dist_version, char* cookie, ei_cnode *ec, + ei_socket_callbacks *cbs, void *ctx) { int i; @@ -182,11 +384,13 @@ static int put_ei_socket_info(int fd, int dist_version, char* cookie, ei_cnode * for (i = 0; i < ei_n_sockets; ++i) { if (ei_sockets[i].socket == fd) { if (dist_version == -1) { - memmove(&ei_sockets[i], &ei_sockets[i+1], + memmove(&ei_sockets[i], &ei_sockets[i+1], sizeof(ei_sockets[0])*(ei_n_sockets-i-1)); } else { ei_sockets[i].dist_version = dist_version; /* Copy the content, see ei_socket_info */ + ei_sockets[i].cbs = cbs; + ei_sockets[i].ctx = ctx; ei_sockets[i].cnode = *ec; strcpy(ei_sockets[i].cookie, cookie); } @@ -209,7 +413,9 @@ static int put_ei_socket_info(int fd, int dist_version, char* cookie, ei_cnode * } ei_sockets[ei_n_sockets].socket = fd; ei_sockets[ei_n_sockets].dist_version = dist_version; - ei_sockets[i].cnode = *ec; + ei_sockets[ei_n_sockets].cnode = *ec; + ei_sockets[ei_n_sockets].cbs = cbs; + ei_sockets[ei_n_sockets].ctx = ctx; strcpy(ei_sockets[ei_n_sockets].cookie, cookie); ++ei_n_sockets; } @@ -219,14 +425,6 @@ static int put_ei_socket_info(int fd, int dist_version, char* cookie, ei_cnode * return 0; } -#if 0 -/* FIXME not used ?! */ -static int remove_ei_socket_info(int fd, int dist_version, char* cookie) -{ - return put_ei_socket_info(fd, -1, NULL); -} -#endif - static ei_socket_info* get_ei_socket_info(int fd) { int i; @@ -248,6 +446,13 @@ static ei_socket_info* get_ei_socket_info(int fd) return NULL; } +#endif /* EI_DISABLE_SEQ_SOCKET_INFO */ + +static int remove_ei_socket_info(int fd) +{ + return put_ei_socket_info(fd, -1, NULL, NULL, NULL, NULL); +} + ei_cnode *ei_fd_to_cnode(int fd) { ei_socket_info *sockinfo = get_ei_socket_info(fd); @@ -255,6 +460,19 @@ ei_cnode *ei_fd_to_cnode(int fd) return &sockinfo->cnode; } +int ei_get_cbs_ctx__(ei_socket_callbacks **cbs, void **ctx, int fd) +{ + ei_socket_info *sockinfo = get_ei_socket_info(fd); + if (sockinfo) { + *cbs = sockinfo->cbs; + *ctx = sockinfo->ctx; + return 0; + } + + *cbs = NULL; + *ctx = NULL; + return EBADF; +} /*************************************************************************** * Get/Set tracelevel @@ -333,21 +551,6 @@ const char *ei_getfdcookie(int fd) return r; } -/* call with cookie to set value to use on descriptor fd, -* or specify NULL to use default -*/ -/* FIXME why defined but not used? */ -#if 0 -static int ei_setfdcookie(ei_cnode* ec, int fd, char *cookie) -{ - int dist_version = ei_distversion(fd); - - if (cookie == NULL) - cookie = ec->ei_connect_cookie; - return put_ei_socket_info(fd, dist_version, cookie); -} -#endif - static int get_int32(unsigned char *s) { return ((s[0] << 24) | (s[1] << 16) | (s[2] << 8) | (s[3] )); @@ -400,34 +603,62 @@ static int initWinSock(void) } #endif +static int init_connect(int late) +{ + int error; + + /* + * 'late' is non-zero when not called via ei_init(). Such a + * call is not supported, but we for now save the day if + * it easy to do so; otherwise, return ENOTSUP. + */ + +#ifdef __WIN32__ + if (!initWinSock()) { + EI_TRACE_ERR0("ei_init_connect","can't initiate winsock"); + return EIO; + } +#endif /* win32 */ + + error = init_socket_info(late); + if (error) { + EI_TRACE_ERR0("ei_init_connect","can't initiate socket info"); + return error; + } + + ei_connect_initialized = !0; + return 0; +} + +int ei_init_connect(void) +{ + return init_connect(0); +} + /* * Perhaps run this routine instead of ei_connect_init/2 ? * Initailize by setting: * thishostname, thisalivename, thisnodename and thisipaddr */ -int ei_connect_xinit(ei_cnode* ec, const char *thishostname, - const char *thisalivename, const char *thisnodename, - Erl_IpAddr thisipaddr, const char *cookie, - const short creation) +int ei_connect_xinit_ussi(ei_cnode* ec, const char *thishostname, + const char *thisalivename, const char *thisnodename, + Erl_IpAddr thisipaddr, const char *cookie, + const short creation, ei_socket_callbacks *cbs, + int cbs_sz, void *setup_context) { char *dbglevel; - -/* FIXME this code was enabled for 'erl'_connect_xinit(), why not here? */ -#if 0 -#ifdef __WIN32__ - if (!initWinSock()) { - EI_TRACE_ERR0("ei_connect_xinit","can't initiate winsock"); - return ERL_ERROR; - } -#endif -#endif -#ifdef _REENTRANT - if (ei_sockets_lock == NULL) { - ei_sockets_lock = ei_mutex_create(); - } -#endif /* _REENTRANT */ + if (!ei_connect_initialized) + init_connect(!0); + if (cbs != &ei_default_socket_callbacks) + EI_SET_HAVE_PLUGIN_SOCKET_IMPL__; + + if (cbs_sz < EI_SOCKET_CALLBACKS_SZ_V1) { + EI_TRACE_ERR0("ei_connect_xinit","invalid size of ei_socket_callbacks struct"); + return ERL_ERROR; + } + ec->creation = creation & 0x3; /* 2 bits */ if (cookie) { @@ -469,6 +700,9 @@ int ei_connect_xinit(ei_cnode* ec, const char *thishostname, ec->self.serial = 0; ec->self.creation = creation & 0x3; /* 2 bits */ + ec->cbs = cbs; + ec->setup_context = setup_context; + if ((dbglevel = getenv("EI_TRACELEVEL")) != NULL || (dbglevel = getenv("ERL_DEBUG_DIST")) != NULL) ei_tracelevel = atoi(dbglevel); @@ -476,14 +710,27 @@ int ei_connect_xinit(ei_cnode* ec, const char *thishostname, return 0; } +int ei_connect_xinit(ei_cnode* ec, const char *thishostname, + const char *thisalivename, const char *thisnodename, + Erl_IpAddr thisipaddr, const char *cookie, + const short creation) +{ + return ei_connect_xinit_ussi(ec, thishostname, thisalivename, thisnodename, + thisipaddr, cookie, creation, + &ei_default_socket_callbacks, + sizeof(ei_default_socket_callbacks), + NULL); +} /* * Initialize by set: thishostname, thisalivename, * thisnodename and thisipaddr. At success return 0, * otherwise return -1. */ -int ei_connect_init(ei_cnode* ec, const char* this_node_name, - const char *cookie, short creation) +int ei_connect_init_ussi(ei_cnode* ec, const char* this_node_name, + const char *cookie, short creation, + ei_socket_callbacks *cbs, int cbs_sz, + void *setup_context) { char thishostname[EI_MAXHOSTNAMELEN+1]; char thisnodename[MAXNODELEN+1]; @@ -494,17 +741,8 @@ int ei_connect_init(ei_cnode* ec, const char* this_node_name, int ei_h_errno; int res; -#ifdef __WIN32__ - if (!initWinSock()) { - EI_TRACE_ERR0("ei_connect_xinit","can't initiate winsock"); - return ERL_ERROR; - } -#endif /* win32 */ -#ifdef _REENTRANT - if (ei_sockets_lock == NULL) { - ei_sockets_lock = ei_mutex_create(); - } -#endif /* _REENTRANT */ + if (!ei_connect_initialized) + init_connect(!0); /* gethostname requires len to be max(hostname) + 1 */ if (gethostname(thishostname, EI_MAXHOSTNAMELEN+1) == -1) { @@ -561,43 +799,22 @@ int ei_connect_init(ei_cnode* ec, const char* this_node_name, sprintf(thisnodename, "%s@%s", this_node_name, hp->h_name); } } - res = ei_connect_xinit(ec, thishostname, thisalivename, thisnodename, - (struct in_addr *)*hp->h_addr_list, cookie, creation); + res = ei_connect_xinit_ussi(ec, thishostname, thisalivename, thisnodename, + (struct in_addr *)*hp->h_addr_list, cookie, creation, + cbs, cbs_sz, setup_context); if (buf != buffer) free(buf); return res; } - -/* connects to port at ip-address ip_addr -* and returns fd to socket -* port has to be in host byte order -*/ -static int cnct(uint16 port, struct in_addr *ip_addr, int addr_len, unsigned ms) +int ei_connect_init(ei_cnode* ec, const char* this_node_name, + const char *cookie, short creation) { - int s, res; - struct sockaddr_in iserv_addr; - - if ((s = socket(AF_INET, SOCK_STREAM, 0)) < 0) { - erl_errno = errno; - return ERL_ERROR; - } - - memset((char*)&iserv_addr, 0, sizeof(struct sockaddr_in)); - memcpy((char*)&iserv_addr.sin_addr, (char*)ip_addr, addr_len); - iserv_addr.sin_family = AF_INET; - iserv_addr.sin_port = htons(port); - - if ((res = ei_connect_t(s, (struct sockaddr*)&iserv_addr, - sizeof(iserv_addr),ms)) < 0) { - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - closesocket(s); - return ERL_ERROR; - } - - return s; -} /* cnct */ - + return ei_connect_init_ussi(ec, this_node_name, cookie, creation, + &ei_default_socket_callbacks, + sizeof(ei_default_socket_callbacks), + NULL); +} /* * Same as ei_gethostbyname_r, but also handles ERANGE error @@ -758,91 +975,218 @@ int ei_connect(ei_cnode* ec, char *nodename) * the node through epmd at that host * */ -int ei_xconnect_tmo(ei_cnode* ec, Erl_IpAddr adr, char *alivename, unsigned ms) +int ei_xconnect_tmo(ei_cnode* ec, Erl_IpAddr ip_addr, char *alivename, unsigned ms) { - struct in_addr *ip_addr=(struct in_addr *) adr; + ei_socket_callbacks *cbs = ec->cbs; + void *ctx; int rport = 0; /*uint16 rport = 0;*/ int sockd; - int one = 1; int dist = 0; - ErlConnect her_name; unsigned her_flags, her_version; - + unsigned our_challenge, her_challenge; + unsigned char our_digest[16]; + int err; + int pkt_sz; + struct sockaddr_in addr; + unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms; + erl_errno = EIO; /* Default error code */ EI_TRACE_CONN1("ei_xconnect","-> CONNECT attempt to connect to %s", alivename); - if ((rport = ei_epmd_port_tmo(ip_addr,alivename,&dist, ms)) < 0) { + if ((rport = ei_epmd_port_tmo(ip_addr,alivename,&dist, tmo)) < 0) { EI_TRACE_ERR0("ei_xconnect","-> CONNECT can't get remote port"); /* ei_epmd_port_tmo() has set erl_errno */ return ERL_NO_PORT; } - - /* we now have port number to enode, try to connect */ - if((sockd = cnct((uint16)rport, ip_addr, sizeof(struct in_addr),ms)) < 0) { - EI_TRACE_ERR0("ei_xconnect","-> CONNECT socket connect failed"); - /* cnct() has set erl_errno */ - return ERL_CONNECT_FAIL; - } - - EI_TRACE_CONN0("ei_xconnect","-> CONNECT connected to remote"); - /* FIXME why connect before checking 'dist' output from ei_epmd_port() ?! */ if (dist <= 4) { EI_TRACE_ERR0("ei_xconnect","-> CONNECT remote version not compatible"); - goto error; + return ERL_ERROR; } - else { - unsigned our_challenge, her_challenge; - unsigned char our_digest[16]; - - if (send_name(sockd, ec->thisnodename, (unsigned) dist, ms)) - goto error; - if (recv_status(sockd, ms)) - goto error; - if (recv_challenge(sockd, &her_challenge, &her_version, - &her_flags, &her_name, ms)) - goto error; - our_challenge = gen_challenge(); - gen_digest(her_challenge, ec->ei_connect_cookie, our_digest); - if (send_challenge_reply(sockd, our_digest, our_challenge, ms)) - goto error; - if (recv_challenge_ack(sockd, our_challenge, - ec->ei_connect_cookie, ms)) - goto error; - put_ei_socket_info(sockd, dist, null_cookie, ec); /* FIXME check == 0 */ + + err = ei_socket_ctx__(cbs, &ctx, ec->setup_context); + if (err) { + EI_TRACE_ERR2("ei_xconnect","-> SOCKET failed: %s (%d)", + estr(err), err); + erl_errno = err; + return ERL_CONNECT_FAIL; + } + + memset((void *) &addr, 0, sizeof(struct sockaddr_in)); + memcpy((void *) &addr.sin_addr, (void *) ip_addr, sizeof(addr.sin_addr)); + addr.sin_family = AF_INET; + addr.sin_port = htons(rport); + + err = ei_connect_ctx_t__(cbs, ctx, (void *) &addr, sizeof(addr), tmo); + if (err) { + EI_TRACE_ERR2("ei_xconnect","-> CONNECT socket connect failed: %s (%d)", + estr(err), err); + abort_connection(cbs, ctx); + erl_errno = err; + return ERL_CONNECT_FAIL; } - setsockopt(sockd, IPPROTO_TCP, TCP_NODELAY, (char *)&one, sizeof(one)); - setsockopt(sockd, SOL_SOCKET, SO_KEEPALIVE, (char *)&one, sizeof(one)); + EI_TRACE_CONN0("ei_xconnect","-> CONNECT connected to remote"); - EI_TRACE_CONN1("ei_xconnect","-> CONNECT (ok) remote = %s",alivename); + err = EI_GET_FD__(cbs, ctx, &sockd); + if (err) { + EI_CONN_SAVE_ERRNO__(err); + goto error; + } + + err = cbs->handshake_packet_header_size(ctx, &pkt_sz); + if (err) { + EI_CONN_SAVE_ERRNO__(err); + goto error; + } + + if (send_name(cbs, ctx, pkt_sz, ec->thisnodename, (unsigned) dist, tmo)) + goto error; + if (recv_status(cbs, ctx, pkt_sz, tmo)) + goto error; + if (recv_challenge(cbs, ctx, pkt_sz, &her_challenge, + &her_version, &her_flags, NULL, tmo)) + goto error; + our_challenge = gen_challenge(); + gen_digest(her_challenge, ec->ei_connect_cookie, our_digest); + if (send_challenge_reply(cbs, ctx, pkt_sz, our_digest, our_challenge, tmo)) + goto error; + if (recv_challenge_ack(cbs, ctx, pkt_sz, our_challenge, + ec->ei_connect_cookie, tmo)) + goto error; + if (put_ei_socket_info(sockd, dist, null_cookie, ec, cbs, ctx) != 0) + goto error; + + if (cbs->connect_handshake_complete) { + err = cbs->connect_handshake_complete(ctx); + if (err) { + EI_TRACE_ERR2("ei_xconnect","-> CONNECT failed: %s (%d)", + estr(err), err); + close_connection(cbs, ctx, sockd); + EI_CONN_SAVE_ERRNO__(err); + return ERL_ERROR; + } + } + EI_TRACE_CONN1("ei_xconnect","-> CONNECT (ok) remote = %s",alivename); + erl_errno = 0; return sockd; error: EI_TRACE_ERR0("ei_xconnect","-> CONNECT failed"); - closesocket(sockd); + abort_connection(cbs, ctx); return ERL_ERROR; } /* ei_xconnect */ -int ei_xconnect(ei_cnode* ec, Erl_IpAddr adr, char *alivename) +int ei_xconnect(ei_cnode* ec, Erl_IpAddr ip_addr, char *alivename) { - return ei_xconnect_tmo(ec, adr, alivename, 0); + return ei_xconnect_tmo(ec, ip_addr, alivename, 0); } +int ei_listen(ei_cnode *ec, int *port, int backlog) +{ + struct in_addr ip_addr; + ip_addr.s_addr = htonl(INADDR_ANY); + return ei_xlisten(ec, &ip_addr, port, backlog); +} + +int ei_xlisten(ei_cnode *ec, struct in_addr *ip_addr, int *port, int backlog) +{ + ei_socket_callbacks *cbs = ec->cbs; + struct sockaddr_in sock_addr; + void *ctx; + int fd, err, len; + + err = ei_socket_ctx__(cbs, &ctx, ec->setup_context); + if (err) { + EI_TRACE_ERR2("ei_xlisten","-> SOCKET failed: %s (%d)", + estr(err), err); + erl_errno = err; + return ERL_ERROR; + } + + memset((void *) &sock_addr, 0, sizeof(struct sockaddr_in)); + memcpy((void *) &sock_addr.sin_addr, (void *) ip_addr, sizeof(*ip_addr)); + sock_addr.sin_family = AF_INET; + sock_addr.sin_port = htons((short) *port); + + len = sizeof(sock_addr); + err = ei_listen_ctx__(cbs, ctx, (void *) &sock_addr, &len, backlog); + if (err) { + EI_TRACE_ERR2("ei_xlisten","-> listen failed: %s (%d)", + estr(err), err); + erl_errno = err; + goto error; + } + + if (len != sizeof(sock_addr)) { + if (len < offsetof(struct sockaddr_in, sin_addr) + sizeof(sock_addr.sin_addr) + || len < offsetof(struct sockaddr_in, sin_port) + sizeof(sock_addr.sin_port)) { + erl_errno = EIO; + EI_TRACE_ERR0("ei_xlisten","-> get info failed"); + goto error; + } + } + + memcpy((void *) ip_addr, (void *) &sock_addr.sin_addr, sizeof(*ip_addr)); + *port = (int) ntohs(sock_addr.sin_port); + + err = EI_GET_FD__(cbs, ctx, &fd); + if (err) { + erl_errno = err; + goto error; + } + + if (put_ei_socket_info(fd, 0, null_cookie, ec, cbs, ctx) != 0) { + EI_TRACE_ERR0("ei_xlisten","-> save socket info failed"); + erl_errno = EIO; + goto error; + } + + erl_errno = 0; + + return fd; + +error: + abort_connection(cbs, ctx); + return ERL_ERROR; +} + +static int close_connection(ei_socket_callbacks *cbs, void *ctx, int fd) +{ + int err; + remove_ei_socket_info(fd); + err = ei_close_ctx__(cbs, ctx); + if (err) { + erl_errno = err; + return ERL_ERROR; + } + return 0; +} - /* - * For symmetry reasons -*/ -#if 0 int ei_close_connection(int fd) { - return closesocket(fd); + ei_socket_callbacks *cbs; + void *ctx; + int err = EI_GET_CBS_CTX__(&cbs, &ctx, fd); + if (err) + erl_errno = err; + else { + if (close_connection(cbs, ctx, fd) == 0) + return 0; + } + EI_TRACE_ERR2("ei_close_connection","<- CLOSE socket close failed: %s (%d)", + estr(erl_errno), erl_errno); + return ERL_ERROR; } /* ei_close_connection */ -#endif + +static void abort_connection(ei_socket_callbacks *cbs, void *ctx) +{ + (void) ei_close_ctx__(cbs, ctx); +} /* * Accept and initiate a connection from another @@ -857,25 +1201,71 @@ int ei_accept(ei_cnode* ec, int lfd, ErlConnect *conp) int ei_accept_tmo(ei_cnode* ec, int lfd, ErlConnect *conp, unsigned ms) { int fd; - struct sockaddr_in cli_addr; - int cli_addr_len=sizeof(struct sockaddr_in); unsigned her_version, her_flags; - ErlConnect her_name; + char tmp_nodename[MAXNODELEN+1]; + char *her_name; + int pkt_sz, err; + struct sockaddr_in addr; + int addr_len = sizeof(struct sockaddr_in); + ei_socket_callbacks *cbs; + void *ctx; + unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms; erl_errno = EIO; /* Default error code */ + + err = EI_GET_CBS_CTX__(&cbs, &ctx, lfd); + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return ERL_ERROR; + } + EI_TRACE_CONN0("ei_accept","<- ACCEPT waiting for connection"); + + if (conp) { + her_name = &conp->nodename[0]; + } + else { + her_name = &tmp_nodename[0]; + } - if ((fd = ei_accept_t(lfd, (struct sockaddr*) &cli_addr, - &cli_addr_len, ms )) < 0) { - EI_TRACE_ERR0("ei_accept","<- ACCEPT socket accept failed"); - erl_errno = (fd == -2) ? ETIMEDOUT : EIO; - goto error; + /* + * ei_accept_ctx_t__() replaces the pointer to the listen context + * with a pointer to the accepted connection context on success. + */ + err = ei_accept_ctx_t__(cbs, &ctx, (void *) &addr, &addr_len, tmo); + if (err) { + EI_TRACE_ERR2("ei_accept","<- ACCEPT socket accept failed: %s (%d)", + estr(err), err); + EI_CONN_SAVE_ERRNO__(err); + return ERL_ERROR; + } + + err = EI_GET_FD__(cbs, ctx, &fd); + if (err) { + EI_TRACE_ERR2("ei_accept","<- ACCEPT get fd failed: %s (%d)", + estr(err), err); + EI_CONN_SAVE_ERRNO__(err); + } + + if (addr_len != sizeof(struct sockaddr_in)) { + if (addr_len < (offsetof(struct sockaddr_in, sin_addr) + + sizeof(addr.sin_addr))) { + EI_TRACE_ERR0("ei_accept","<- ACCEPT get addr failed"); + goto error; + } + } + + err = cbs->handshake_packet_header_size(ctx, &pkt_sz); + if (err) { + EI_TRACE_ERR2("ei_accept","<- ACCEPT get packet size failed: %s (%d)", + estr(err), err); + EI_CONN_SAVE_ERRNO__(err); } EI_TRACE_CONN0("ei_accept","<- ACCEPT connected to remote"); - if (recv_name(fd, &her_version, &her_flags, &her_name, ms)) { + if (recv_name(cbs, ctx, pkt_sz, &her_version, &her_flags, her_name, tmo)) { EI_TRACE_ERR0("ei_accept","<- ACCEPT initial ident failed"); goto error; } @@ -888,34 +1278,45 @@ int ei_accept_tmo(ei_cnode* ec, int lfd, ErlConnect *conp, unsigned ms) unsigned our_challenge; unsigned her_challenge; unsigned char our_digest[16]; - - if (send_status(fd,"ok", ms)) + + if (send_status(cbs, ctx, pkt_sz, "ok", tmo)) goto error; our_challenge = gen_challenge(); - if (send_challenge(fd, ec->thisnodename, - our_challenge, her_version, ms)) + if (send_challenge(cbs, ctx, pkt_sz, ec->thisnodename, + our_challenge, her_version, tmo)) goto error; - if (recv_challenge_reply(fd, our_challenge, - ec->ei_connect_cookie, - &her_challenge, ms)) + if (recv_challenge_reply(cbs, ctx, pkt_sz, our_challenge, + ec->ei_connect_cookie, &her_challenge, tmo)) goto error; gen_digest(her_challenge, ec->ei_connect_cookie, our_digest); - if (send_challenge_ack(fd, our_digest, ms)) + if (send_challenge_ack(cbs, ctx, pkt_sz, our_digest, tmo)) goto error; - put_ei_socket_info(fd, her_version, null_cookie, ec); + if (put_ei_socket_info(fd, her_version, null_cookie, ec, cbs, ctx) != 0) + goto error; + } + if (conp) { + memcpy((void *) conp->ipadr, (void *) &addr.sin_addr, sizeof(conp->ipadr)); + } + + if (cbs->accept_handshake_complete) { + err = cbs->accept_handshake_complete(ctx); + if (err) { + EI_TRACE_ERR2("ei_xconnect","-> ACCEPT handshake failed: %s (%d)", + estr(err), err); + close_connection(cbs, ctx, fd); + EI_CONN_SAVE_ERRNO__(err); + return ERL_ERROR; + } } - if (conp) - *conp = her_name; - EI_TRACE_CONN1("ei_accept","<- ACCEPT (ok) remote = %s",her_name.nodename); + EI_TRACE_CONN1("ei_accept","<- ACCEPT (ok) remote = %s",her_name); erl_errno = 0; /* No error */ return fd; error: EI_TRACE_ERR0("ei_accept","<- ACCEPT failed"); - if (fd>=0) - closesocket(fd); + abort_connection(cbs, ctx); return ERL_ERROR; } /* ei_accept */ @@ -927,36 +1328,57 @@ error: */ int ei_receive_tmo(int fd, unsigned char *bufp, int bufsize, unsigned ms) { - int len; + ssize_t len; unsigned char fourbyte[4]={0,0,0,0}; - int res; - - if ((res = ei_read_fill_t(fd, (char *) bufp, 4, ms)) != 4) { - erl_errno = (res == -2) ? ETIMEDOUT : EIO; + int err; + ei_socket_callbacks *cbs; + void *ctx; + unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms; + + err = EI_GET_CBS_CTX__(&cbs, &ctx, fd); + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return ERL_ERROR; + } + + len = (ssize_t) 4; + err = ei_read_fill_ctx_t__(cbs, ctx, (char *) bufp, &len, tmo); + if (!err && len != (ssize_t) 4) + err = EIO; + if (err) { + EI_CONN_SAVE_ERRNO__(err); return ERL_ERROR; } /* Tick handling */ - if ((len = get_int32(bufp)) == ERL_TICK) - { - ei_write_fill_t(fd, (char *) fourbyte, 4, ms); + len = get_int32(bufp); + if (len == ERL_TICK) { + len = 4; + ei_write_fill_ctx_t__(cbs, ctx, (char *) fourbyte, &len, tmo); /* FIXME ok to ignore error or timeout? */ erl_errno = EAGAIN; return ERL_TICK; } - else if (len > bufsize) - { + + if (len > bufsize) { /* FIXME: We should drain the message. */ erl_errno = EMSGSIZE; return ERL_ERROR; } - else if ((res = ei_read_fill_t(fd, (char *) bufp, len, ms)) != len) - { - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - return ERL_ERROR; + else { + ssize_t need = len; + err = ei_read_fill_ctx_t__(cbs, ctx, (char *) bufp, &len, tmo); + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return ERL_ERROR; + } + if (len != need) { + erl_errno = EIO; + return ERL_ERROR; + } } - return len; + return (int) len; } @@ -1112,36 +1534,11 @@ int ei_rpc_to(ei_cnode *ec, int fd, char *mod, char *fun, int ei_rpc_from(ei_cnode *ec, int fd, int timeout, erlang_msg *msg, ei_x_buff *x) { - fd_set readmask; - struct timeval tv; - struct timeval *t = NULL; - - if (timeout >= 0) { - tv.tv_sec = timeout / 1000; - tv.tv_usec = (timeout % 1000) * 1000; - t = &tv; - } - - FD_ZERO(&readmask); - FD_SET(fd,&readmask); - - switch (select(fd+1, &readmask, NULL, NULL, t)) { - case -1: - erl_errno = EIO; - return ERL_ERROR; - - case 0: - erl_errno = ETIMEDOUT; - return ERL_TIMEOUT; - - default: - if (FD_ISSET(fd, &readmask)) { - return ei_xreceive_msg(fd, msg, x); - } else { - erl_errno = EIO; - return ERL_ERROR; - } - } + unsigned tmo = timeout < 0 ? EI_SCLBK_INF_TMO : (unsigned) timeout; + int res = ei_xreceive_msg_tmo(fd, msg, x, tmo); + if (res < 0 && erl_errno == ETIMEDOUT) + return ERL_TIMEOUT; + return res; } /* rpc_from */ /* @@ -1295,19 +1692,34 @@ static char *hex(char digest[16], char buff[33]) return buff; } -static int read_2byte_package(int fd, char **buf, int *buflen, - int *is_static, unsigned ms) +static int read_hs_package(ei_socket_callbacks *cbs, void *ctx, + int pkt_sz, char **buf, int *buflen, + int *is_static, unsigned ms) { - unsigned char nbuf[2]; + unsigned char nbuf[4]; unsigned char *x = nbuf; - unsigned len; - int res; - - if((res = ei_read_fill_t(fd, (char *)nbuf, 2, ms)) != 2) { - erl_errno = (res == -2) ? ETIMEDOUT : EIO; + ssize_t len, need; + int err; + + len = (ssize_t) pkt_sz; + err = ei_read_fill_ctx_t__(cbs, ctx, (char *)nbuf, &len, ms); + if (!err && len != (ssize_t) pkt_sz) + err = EIO; + if (err) { + EI_CONN_SAVE_ERRNO__(err); return -1; } - len = get16be(x); + + switch (pkt_sz) { + case 2: + len = get16be(x); + break; + case 4: + len = get32be(x); + break; + default: + return -1; + } if (len > *buflen) { if (*is_static) { @@ -1329,20 +1741,26 @@ static int read_2byte_package(int fd, char **buf, int *buflen, *buflen = len; } } - if ((res = ei_read_fill_t(fd, *buf, len, ms)) != len) { - erl_errno = (res == -2) ? ETIMEDOUT : EIO; + need = len; + err = ei_read_fill_ctx_t__(cbs, ctx, *buf, &len, ms); + if (!err && len != need) + err = EIO; + if (err) { + EI_CONN_SAVE_ERRNO__(err); return -1; } return len; } -static int send_status(int fd, char *status, unsigned ms) +static int send_status(ei_socket_callbacks *cbs, void *ctx, + int pkt_sz, char *status, unsigned ms) { char *buf, *s; char dbuf[DEFBUF_SIZ]; - int siz = strlen(status) + 1 + 2; - int res; + int siz = strlen(status) + 1 + pkt_sz; + int err; + ssize_t len; buf = (siz > DEFBUF_SIZ) ? malloc(siz) : dbuf; if (!buf) { @@ -1350,14 +1768,28 @@ static int send_status(int fd, char *status, unsigned ms) return -1; } s = buf; - put16be(s,siz - 2); + switch (pkt_sz) { + case 2: + put16be(s,siz - 2); + break; + case 4: + put32be(s,siz - 4); + break; + default: + return -1; + } put8(s, 's'); memcpy(s, status, strlen(status)); - if ((res = ei_write_fill_t(fd, buf, siz, ms)) != siz) { - EI_TRACE_ERR0("send_status","-> SEND_STATUS socket write failed"); + len = (ssize_t) siz; + err = ei_write_fill_ctx_t__(cbs, ctx, buf, &len, ms); + if (!err && len != (ssize_t) siz) + err = EIO; + if (err) { + EI_TRACE_ERR2("send_status","-> SEND_STATUS socket write failed: %s (%d)", + estr(err), err); if (buf != dbuf) - free(buf); - erl_errno = (res == -2) ? ETIMEDOUT : EIO; + free(buf); + EI_CONN_SAVE_ERRNO__(err); return -1; } EI_TRACE_CONN1("send_status","-> SEND_STATUS (%s)",status); @@ -1367,7 +1799,8 @@ static int send_status(int fd, char *status, unsigned ms) return 0; } -static int recv_status(int fd, unsigned ms) +static int recv_status(ei_socket_callbacks *cbs, void *ctx, + int pkt_sz, unsigned ms) { char dbuf[DEFBUF_SIZ]; char *buf = dbuf; @@ -1375,7 +1808,8 @@ static int recv_status(int fd, unsigned ms) int buflen = DEFBUF_SIZ; int rlen; - if ((rlen = read_2byte_package(fd, &buf, &buflen, &is_static, ms)) <= 0) { + if ((rlen = read_hs_package(cbs, ctx, pkt_sz, + &buf, &buflen, &is_static, ms)) <= 0) { EI_TRACE_ERR1("recv_status", "<- RECV_STATUS socket read failed (%d)", rlen); goto error; @@ -1396,7 +1830,10 @@ error: return -1; } -static int send_name_or_challenge(int fd, char *nodename, +static int send_name_or_challenge(ei_socket_callbacks *cbs, + void *ctx, + int pkt_sz, + char *nodename, int f_chall, unsigned challenge, unsigned version, @@ -1405,9 +1842,10 @@ static int send_name_or_challenge(int fd, char *nodename, char *buf; unsigned char *s; char dbuf[DEFBUF_SIZ]; - int siz = 2 + 1 + 2 + 4 + strlen(nodename); + int siz = pkt_sz + 1 + 2 + 4 + strlen(nodename); const char* function[] = {"SEND_NAME", "SEND_CHALLENGE"}; - int res; + int err; + ssize_t len; if (f_chall) siz += 4; @@ -1417,7 +1855,16 @@ static int send_name_or_challenge(int fd, char *nodename, return -1; } s = (unsigned char *)buf; - put16be(s,siz - 2); + switch (pkt_sz) { + case 2: + put16be(s,siz - 2); + break; + case 4: + put32be(s,siz - 4); + break; + default: + return -1; + } put8(s, 'n'); put16be(s, version); put32be(s, (DFLAG_EXTENDED_REFERENCES @@ -1433,13 +1880,16 @@ static int send_name_or_challenge(int fd, char *nodename, if (f_chall) put32be(s, challenge); memcpy(s, nodename, strlen(nodename)); - - if ((res = ei_write_fill_t(fd, buf, siz, ms)) != siz) { + len = (ssize_t) siz; + err = ei_write_fill_ctx_t__(cbs, ctx, buf, &len, ms); + if (!err && len != (ssize_t) siz) + err = EIO; + if (err) { EI_TRACE_ERR1("send_name_or_challenge", "-> %s socket write failed", function[f_chall]); if (buf != dbuf) free(buf); - erl_errno = (res == -2) ? ETIMEDOUT : EIO; + EI_CONN_SAVE_ERRNO__(err); return -1; } @@ -1448,9 +1898,9 @@ static int send_name_or_challenge(int fd, char *nodename, return 0; } -static int recv_challenge(int fd, unsigned *challenge, - unsigned *version, - unsigned *flags, ErlConnect *namebuf, unsigned ms) +static int recv_challenge(ei_socket_callbacks *cbs, void *ctx, + int pkt_sz, unsigned *challenge, unsigned *version, + unsigned *flags, char *namebuf, unsigned ms) { char dbuf[DEFBUF_SIZ]; char *buf = dbuf; @@ -1458,13 +1908,13 @@ static int recv_challenge(int fd, unsigned *challenge, int buflen = DEFBUF_SIZ; int rlen; char *s; - struct sockaddr_in sin; - socklen_t sin_len = sizeof(sin); char tag; - + char tmp_nodename[MAXNODELEN+1]; + erl_errno = EIO; /* Default */ - if ((rlen = read_2byte_package(fd, &buf, &buflen, &is_static, ms)) <= 0) { + if ((rlen = read_hs_package(cbs, ctx, pkt_sz, &buf, &buflen, + &is_static, ms)) <= 0) { EI_TRACE_ERR1("recv_challenge", "<- RECV_CHALLENGE socket read failed (%d)",rlen); goto error; @@ -1505,22 +1955,19 @@ static int recv_challenge(int fd, unsigned *challenge, goto error; } - if (getpeername(fd, (struct sockaddr *) &sin, &sin_len) < 0) { - EI_TRACE_ERR0("recv_challenge","<- RECV_CHALLENGE can't get peername"); - erl_errno = errno; - goto error; - } - memcpy(namebuf->ipadr, &(sin.sin_addr.s_addr), - sizeof(sin.sin_addr.s_addr)); - memcpy(namebuf->nodename, s, rlen - 11); - namebuf->nodename[rlen - 11] = '\0'; + if (!namebuf) + namebuf = &tmp_nodename[0]; + + memcpy(namebuf, s, rlen - 11); + namebuf[rlen - 11] = '\0'; + if (!is_static) free(buf); EI_TRACE_CONN4("recv_challenge","<- RECV_CHALLENGE (ok) node = %s, " "version = %u, " "flags = %u, " "challenge = %d", - namebuf->nodename, + namebuf, *version, *flags, *challenge @@ -1533,24 +1980,40 @@ error: return -1; } -static int send_challenge_reply(int fd, unsigned char digest[16], +static int send_challenge_reply(ei_socket_callbacks *cbs, void *ctx, + int pkt_sz, unsigned char digest[16], unsigned challenge, unsigned ms) { char *s; char buf[DEFBUF_SIZ]; - int siz = 2 + 1 + 4 + 16; - int res; + int siz = pkt_sz + 1 + 4 + 16; + int err; + ssize_t len; s = buf; - put16be(s,siz - 2); + switch (pkt_sz) { + case 2: + put16be(s,siz - 2); + break; + case 4: + put32be(s,siz - 4); + break; + default: + return -1; + } put8(s, 'r'); put32be(s, challenge); memcpy(s, digest, 16); - - if ((res = ei_write_fill_t(fd, buf, siz, ms)) != siz) { - EI_TRACE_ERR0("send_challenge_reply", - "-> SEND_CHALLENGE_REPLY socket write failed"); - erl_errno = (res == -2) ? ETIMEDOUT : EIO; + + len = (ssize_t) siz; + err = ei_write_fill_ctx_t__(cbs, ctx, buf, &len, ms); + if (!err && len != (ssize_t) siz) + err = EIO; + if (err) { + EI_TRACE_ERR2("send_challenge_reply", + "-> SEND_CHALLENGE_REPLY socket write failed: %s (%d)", + estr(err), err); + EI_CONN_SAVE_ERRNO__(err); return -1; } @@ -1563,11 +2026,13 @@ static int send_challenge_reply(int fd, unsigned char digest[16], return 0; } -static int recv_challenge_reply (int fd, - unsigned our_challenge, - char cookie[], - unsigned *her_challenge, - unsigned ms) +static int recv_challenge_reply(ei_socket_callbacks *cbs, + void *ctx, + int pkt_sz, + unsigned our_challenge, + char cookie[], + unsigned *her_challenge, + unsigned ms) { char dbuf[DEFBUF_SIZ]; char *buf = dbuf; @@ -1580,7 +2045,7 @@ static int recv_challenge_reply (int fd, erl_errno = EIO; /* Default */ - if ((rlen = read_2byte_package(fd, &buf, &buflen, &is_static, ms)) != 21) { + if ((rlen = read_hs_package(cbs, ctx, pkt_sz, &buf, &buflen, &is_static, ms)) != 21) { EI_TRACE_ERR1("recv_challenge_reply", "<- RECV_CHALLENGE_REPLY socket read failed (%d)",rlen); goto error; @@ -1620,23 +2085,38 @@ error: return -1; } -static int send_challenge_ack(int fd, unsigned char digest[16], unsigned ms) +static int send_challenge_ack(ei_socket_callbacks *cbs, void *ctx, int pkt_sz, + unsigned char digest[16], unsigned ms) { char *s; char buf[DEFBUF_SIZ]; - int siz = 2 + 1 + 16; - int res; + int siz = pkt_sz + 1 + 16; + int err; + ssize_t len; s = buf; - - put16be(s,siz - 2); + switch (pkt_sz) { + case 2: + put16be(s,siz - 2); + break; + case 4: + put32be(s,siz - 4); + break; + default: + return -1; + } put8(s, 'a'); memcpy(s, digest, 16); - if ((res = ei_write_fill_t(fd, buf, siz, ms)) != siz) { - EI_TRACE_ERR0("recv_challenge_reply", - "-> SEND_CHALLENGE_ACK socket write failed"); - erl_errno = (res == -2) ? ETIMEDOUT : EIO; + len = (ssize_t) siz; + err = ei_write_fill_ctx_t__(cbs, ctx, buf, &len, ms); + if (!err && len != (ssize_t) siz) + err = EIO; + if (err) { + EI_TRACE_ERR2("recv_challenge_reply", + "-> SEND_CHALLENGE_ACK socket write failed: %s (%d)", + estr(err), err); + EI_CONN_SAVE_ERRNO__(err); return -1; } @@ -1649,8 +2129,8 @@ static int send_challenge_ack(int fd, unsigned char digest[16], unsigned ms) return 0; } -static int recv_challenge_ack(int fd, - unsigned our_challenge, +static int recv_challenge_ack(ei_socket_callbacks *cbs, void *ctx, + int pkt_sz, unsigned our_challenge, char cookie[], unsigned ms) { char dbuf[DEFBUF_SIZ]; @@ -1664,7 +2144,7 @@ static int recv_challenge_ack(int fd, erl_errno = EIO; /* Default */ - if ((rlen = read_2byte_package(fd, &buf, &buflen, &is_static, ms)) != 17) { + if ((rlen = read_hs_package(cbs, ctx, pkt_sz, &buf, &buflen, &is_static, ms)) != 17) { EI_TRACE_ERR1("recv_challenge_ack", "<- RECV_CHALLENGE_ACK socket read failed (%d)",rlen); goto error; @@ -1701,20 +2181,24 @@ error: return -1; } -static int send_name(int fd, char *nodename, unsigned version, unsigned ms) +static int send_name(ei_socket_callbacks *cbs, void *ctx, int pkt_sz, + char *nodename, unsigned version, unsigned ms) { - return send_name_or_challenge(fd, nodename, 0, 0, version, ms); + return send_name_or_challenge(cbs, ctx, pkt_sz, nodename, 0, + 0, version, ms); } -static int send_challenge(int fd, char *nodename, - unsigned challenge, unsigned version, unsigned ms) +static int send_challenge(ei_socket_callbacks *cbs, void *ctx, int pkt_sz, + char *nodename, unsigned challenge, unsigned version, + unsigned ms) { - return send_name_or_challenge(fd, nodename, 1, challenge, version, ms); + return send_name_or_challenge(cbs, ctx, pkt_sz, nodename, 1, + challenge, version, ms); } -static int recv_name(int fd, - unsigned *version, - unsigned *flags, ErlConnect *namebuf, unsigned ms) +static int recv_name(ei_socket_callbacks *cbs, void *ctx, + int pkt_sz, unsigned *version, + unsigned *flags, char *namebuf, unsigned ms) { char dbuf[DEFBUF_SIZ]; char *buf = dbuf; @@ -1722,13 +2206,13 @@ static int recv_name(int fd, int buflen = DEFBUF_SIZ; int rlen; char *s; - struct sockaddr_in sin; - socklen_t sin_len = sizeof(sin); + char tmp_nodename[MAXNODELEN+1]; char tag; erl_errno = EIO; /* Default */ - if ((rlen = read_2byte_package(fd, &buf, &buflen, &is_static, ms)) <= 0) { + if ((rlen = read_hs_package(cbs, ctx, pkt_sz, &buf, &buflen, + &is_static, ms)) <= 0) { EI_TRACE_ERR1("recv_name","<- RECV_NAME socket read failed (%d)",rlen); goto error; } @@ -1759,21 +2243,18 @@ static int recv_name(int fd, erl_errno = EIO; goto error; } - - if (getpeername(fd, (struct sockaddr *) &sin, &sin_len) < 0) { - EI_TRACE_ERR0("recv_name","<- RECV_NAME can't get peername"); - erl_errno = errno; - goto error; - } - memcpy(namebuf->ipadr, &(sin.sin_addr.s_addr), - sizeof(sin.sin_addr.s_addr)); - memcpy(namebuf->nodename, s, rlen - 7); - namebuf->nodename[rlen - 7] = '\0'; + + if (!namebuf) + namebuf = &tmp_nodename[0]; + + memcpy(namebuf, s, rlen - 7); + namebuf[rlen - 7] = '\0'; + if (!is_static) free(buf); EI_TRACE_CONN3("recv_name", "<- RECV_NAME (ok) node = %s, version = %u, flags = %u", - namebuf->nodename,*version,*flags); + namebuf,*version,*flags); erl_errno = 0; return 0; @@ -1867,3 +2348,4 @@ static int get_cookie(char *buf, int bufsize) return 1; /* Success! */ } + diff --git a/lib/erl_interface/src/connect/ei_resolve.c b/lib/erl_interface/src/connect/ei_resolve.c index 022a43d255..225fddc784 100644 --- a/lib/erl_interface/src/connect/ei_resolve.c +++ b/lib/erl_interface/src/connect/ei_resolve.c @@ -57,9 +57,9 @@ #ifdef HAVE_GETHOSTBYNAME_R -void ei_init_resolve(void) +int ei_init_resolve(void) { - return; /* Do nothing */ + return 0; /* Do nothing */ } #else /* !HAVE_GETHOSTBYNAME_R */ @@ -103,7 +103,7 @@ static int verify_dns_configuration(void); * our own, which are just wrappers around hostGetByName() and * hostGetByAddr(). Here we look up the functions. */ -void ei_init_resolve(void) +int ei_init_resolve(void) { #ifdef VXWORKS @@ -134,9 +134,12 @@ void ei_init_resolve(void) #ifdef _REENTRANT ei_gethost_sem = ei_mutex_create(); + if (!ei_gethost_sem) + return ENOMEM; #endif /* _REENTRANT */ ei_resolve_initialized = 1; + return 0; } #ifdef VXWORKS @@ -312,9 +315,11 @@ static struct hostent *my_gethostbyname_r(const char *name, struct hostent *src; struct hostent *rval = NULL; - /* FIXME this should have been done in 'erl'_init()? */ - if (!ei_resolve_initialized) ei_init_resolve(); - + if (!ei_resolve_initialized) { + *h_errnop = NO_RECOVERY; + return NULL; + } + #ifdef _REENTRANT /* === BEGIN critical section === */ if (ei_mutex_lock(ei_gethost_sem,0) != 0) { @@ -377,7 +382,10 @@ static struct hostent *my_gethostbyaddr_r(const char *addr, struct hostent *rval = NULL; /* FIXME this should have been done in 'erl'_init()? */ - if (!ei_resolve_initialized) ei_init_resolve(); + if (!ei_resolve_initialized) { + *h_errnop = NO_RECOVERY; + return NULL; + } #ifdef _REENTRANT /* === BEGIN critical section === */ diff --git a/lib/erl_interface/src/connect/ei_resolve.h b/lib/erl_interface/src/connect/ei_resolve.h index 10a49ffbc6..5711d7da76 100644 --- a/lib/erl_interface/src/connect/ei_resolve.h +++ b/lib/erl_interface/src/connect/ei_resolve.h @@ -20,6 +20,6 @@ #ifndef _EI_RESOLVE_H #define _EI_RESOLVE_H -void ei_init_resolve(void); +int ei_init_resolve(void); #endif /* _EI_RESOLVE_H */ diff --git a/lib/erl_interface/src/connect/eirecv.c b/lib/erl_interface/src/connect/eirecv.c index 7b9dbfc387..47eea06ced 100644 --- a/lib/erl_interface/src/connect/eirecv.c +++ b/lib/erl_interface/src/connect/eirecv.c @@ -60,22 +60,36 @@ ei_recv_internal (int fd, int arity; int version; int index = 0; - int i = 0; - int res; + int err; int show_this_msg = 0; + ei_socket_callbacks *cbs; + void *ctx; + ssize_t rlen; + unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms; + + err = EI_GET_CBS_CTX__(&cbs, &ctx, fd); + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return -1; + } /* get length field */ - if ((res = ei_read_fill_t(fd, header, 4, ms)) != 4) - { - erl_errno = (res == -2) ? ETIMEDOUT : EIO; + rlen = 4; + err = ei_read_fill_ctx_t__(cbs, ctx, header, &rlen, tmo); + if (!err && rlen != 4) + err = EIO; + if (err) { + EI_CONN_SAVE_ERRNO__(err); return -1; } + len = get32be(s); /* got tick - respond and return */ if (!len) { char tock[] = {0,0,0,0}; - ei_write_fill_t(fd, tock, sizeof(tock), ms); /* Failure no problem */ + ssize_t wlen = sizeof(tock); + ei_write_fill_ctx_t__(cbs, ctx, tock, &wlen, tmo); /* Failure no problem */ *msglenp = 0; return 0; /* maybe flag ERL_EAGAIN [sverkerw] */ } @@ -86,9 +100,12 @@ ei_recv_internal (int fd, ei_trace(-1,NULL); /* read enough to get at least entire header */ - bytesread = (len > EIRECVBUF ? EIRECVBUF : len); - if ((i = ei_read_fill_t(fd,header,bytesread,ms)) != bytesread) { - erl_errno = (i == -2) ? ETIMEDOUT : EIO; + rlen = bytesread = (len > EIRECVBUF ? EIRECVBUF : len); + err = ei_read_fill_ctx_t__(cbs, ctx, header, &rlen, tmo); + if (!err && rlen != bytesread) + err = EIO; + if (err) { + EI_CONN_SAVE_ERRNO__(err); return -1; } @@ -212,12 +229,17 @@ ei_recv_internal (int fd, */ if (msglen > *bufsz) { if (staticbufp) { - int sz = EIRECVBUF; /* flush in rest of packet */ while (remain > 0) { - if (remain < sz) sz = remain; - if ((i=ei_read_fill_t(fd,header,sz,ms)) <= 0) break; - remain -= i; + rlen = remain > EIRECVBUF ? EIRECVBUF : remain; + err = ei_read_fill_ctx_t__(cbs, ctx, header, &rlen, tmo); + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return -1; + } + if (rlen == 0) + break; + remain -= rlen; } erl_errno = EMSGSIZE; return -1; @@ -247,11 +269,15 @@ ei_recv_internal (int fd, /* read the rest of the message into callers buffer */ if (remain > 0) { - if ((i = ei_read_fill_t(fd,mbuf+bytesread-index,remain,ms)) != remain) { - *msglenp = bytesread-index+1; /* actual bytes in users buffer */ - erl_errno = (i == -2) ? ETIMEDOUT : EIO; - return -1; - } + rlen = remain; + err = ei_read_fill_ctx_t__(cbs, ctx, mbuf+bytesread-index, &rlen, tmo); + if (!err && rlen != remain) + err = EIO; + if (err) { + *msglenp = bytesread-index+1; /* actual bytes in users buffer */ + EI_CONN_SAVE_ERRNO__(err); + return -1; + } } if (show_this_msg) diff --git a/lib/erl_interface/src/connect/send.c b/lib/erl_interface/src/connect/send.c index 37d7db6d68..d97532d123 100644 --- a/lib/erl_interface/src/connect/send.c +++ b/lib/erl_interface/src/connect/send.c @@ -58,10 +58,17 @@ int ei_send_encoded_tmo(int fd, const erlang_pid *to, char *s, header[1200]; /* see size calculation below */ erlang_trace *token = NULL; int index = 5; /* reserve 5 bytes for control message */ - int res; -#ifdef HAVE_WRITEV - struct iovec v[2]; -#endif + int err; + ei_socket_callbacks *cbs; + void *ctx; + ssize_t len, tot_len; + unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms; + + err = EI_GET_CBS_CTX__(&cbs, &ctx, fd); + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return ERL_ERROR; + } /* are we tracing? */ /* check that he can receive trace tokens first */ @@ -91,30 +98,47 @@ int ei_send_encoded_tmo(int fd, const erlang_pid *to, if (ei_tracelevel >= 4) ei_show_sendmsg(stderr,header,msg); -#ifdef HAVE_WRITEV - - v[0].iov_base = (char *)header; - v[0].iov_len = index; - v[1].iov_base = (char *)msg; - v[1].iov_len = msglen; - - if ((res = ei_writev_fill_t(fd,v,2,ms)) != index+msglen) { - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - return -1; - } - -#else /* !HAVE_WRITEV */ - - if ((res = ei_write_fill_t(fd,header,index,ms)) != index) { - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - return -1; + +#ifdef EI_HAVE_STRUCT_IOVEC__ + if (ei_socket_callbacks_have_writev__(cbs)) { + struct iovec v[2]; + + v[0].iov_base = (char *)header; + v[0].iov_len = index; + v[1].iov_base = (char *)msg; + v[1].iov_len = msglen; + + len = tot_len = (ssize_t) index+msglen; + err = ei_writev_fill_ctx_t__(cbs, ctx, v, 2, &len, tmo); + if (!err && len != tot_len) + err = EIO; + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return -1; + } + + return 0; } - if ((res = ei_write_fill_t(fd,msg,msglen,ms)) != msglen) { - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - return -1; +#endif /* EI_HAVE_STRUCT_IOVEC__ */ + + /* no writev() */ + len = tot_len = (ssize_t) index; + err = ei_write_fill_ctx_t__(cbs, ctx, header, &len, tmo); + if (!err && len != tot_len) + err = EIO; + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return -1; } -#endif /* !HAVE_WRITEV */ + len = tot_len = (ssize_t) msglen; + err = ei_write_fill_ctx_t__(cbs, ctx, msg, &len, tmo); + if (!err && len != tot_len) + err = EIO; + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return -1; + } return 0; } diff --git a/lib/erl_interface/src/connect/send_exit.c b/lib/erl_interface/src/connect/send_exit.c index 2e298e3221..b4f7e14c7f 100644 --- a/lib/erl_interface/src/connect/send_exit.c +++ b/lib/erl_interface/src/connect/send_exit.c @@ -55,6 +55,17 @@ int ei_send_exit_tmo(int fd, const erlang_pid *from, const erlang_pid *to, char *s; int index = 0; int len = strlen(reason) + 1080; /* see below */ + ei_socket_callbacks *cbs; + void *ctx; + int err; + ssize_t wlen; + unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms; + + err = EI_GET_CBS_CTX__(&cbs, &ctx, fd); + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return ERL_ERROR; + } if (len > EISMALLBUF) if (!(dbuf = malloc(len))) @@ -92,10 +103,16 @@ int ei_send_exit_tmo(int fd, const erlang_pid *from, const erlang_pid *to, if (ei_tracelevel >= 4) ei_show_sendmsg(stderr,msgbuf,NULL); - ei_write_fill_t(fd,msgbuf,index,ms); - /* FIXME ignore timeout etc? erl_errno?! */ - - if (dbuf) free(dbuf); + wlen = (ssize_t) index; + err = ei_write_fill_ctx_t__(cbs, ctx, msgbuf, &wlen, tmo); + if (!err && wlen != (ssize_t) index) + err = EIO; + if (dbuf) + free(dbuf); + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return ERL_ERROR; + } return 0; } diff --git a/lib/erl_interface/src/connect/send_reg.c b/lib/erl_interface/src/connect/send_reg.c index 62478f042d..80d61e57b5 100644 --- a/lib/erl_interface/src/connect/send_reg.c +++ b/lib/erl_interface/src/connect/send_reg.c @@ -51,11 +51,17 @@ int ei_send_reg_encoded_tmo(int fd, const erlang_pid *from, char *s, header[1400]; /* see size calculation below */ erlang_trace *token = NULL; int index = 5; /* reserve 5 bytes for control message */ - int res; + int err; + ei_socket_callbacks *cbs; + void *ctx; + ssize_t len, tot_len; + unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms; -#ifdef HAVE_WRITEV - struct iovec v[2]; -#endif + err = EI_GET_CBS_CTX__(&cbs, &ctx, fd); + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return ERL_ERROR; + } /* are we tracing? */ /* check that he can receive trace tokens first */ @@ -86,29 +92,45 @@ int ei_send_reg_encoded_tmo(int fd, const erlang_pid *from, if (ei_tracelevel >= 4) ei_show_sendmsg(stderr,header,msg); -#ifdef HAVE_WRITEV +#ifdef EI_HAVE_STRUCT_IOVEC__ + if (ei_socket_callbacks_have_writev__(cbs)) { + struct iovec v[2]; - v[0].iov_base = (char *)header; - v[0].iov_len = index; - v[1].iov_base = (char *)msg; - v[1].iov_len = msglen; + v[0].iov_base = (char *)header; + v[0].iov_len = index; + v[1].iov_base = (char *)msg; + v[1].iov_len = msglen; - if ((res = ei_writev_fill_t(fd,v,2,ms)) != index+msglen) { - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - return -1; + len = tot_len = (ssize_t) index+msglen; + err = ei_writev_fill_ctx_t__(cbs, ctx, v, 2, &len, tmo); + if (!err && len != tot_len) + err = EIO; + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return -1; + } + return 0; } -#else - +#endif /* EI_HAVE_STRUCT_IOVEC__ */ + /* no writev() */ - if ((res = ei_write_fill_t(fd,header,index,ms)) != index) { - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - return -1; + len = tot_len = (ssize_t) index; + err = ei_write_fill_ctx_t__(cbs, ctx, header, &len, tmo); + if (!err && len != tot_len) + err = EIO; + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return -1; } - if ((res = ei_write_fill_t(fd,msg,msglen,ms)) != msglen) { - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - return -1; + + len = tot_len = (ssize_t) msglen; + err = ei_write_fill_ctx_t__(cbs, ctx, msg, &len, tmo); + if (!err && len != tot_len) + err = EIO; + if (err) { + EI_CONN_SAVE_ERRNO__(err); + return -1; } -#endif return 0; } diff --git a/lib/erl_interface/src/epmd/epmd_port.c b/lib/erl_interface/src/epmd/epmd_port.c index 2ec418b24a..492c3fb3aa 100644 --- a/lib/erl_interface/src/epmd/epmd_port.c +++ b/lib/erl_interface/src/epmd/epmd_port.c @@ -62,31 +62,38 @@ int ei_epmd_connect_tmo(struct in_addr *inaddr, unsigned ms) { static unsigned int epmd_port = 0; - struct sockaddr_in saddr; - int sd; - int res; + int port, sd, err; + struct in_addr ip_addr; + struct sockaddr_in addr; + unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms; + + err = ei_socket__(&sd); + if (err) { + erl_errno = err; + return -1; + } if (epmd_port == 0) { char* port_str = getenv("ERL_EPMD_PORT"); epmd_port = (port_str != NULL) ? atoi(port_str) : EPMD_PORT; } - memset(&saddr, 0, sizeof(saddr)); - saddr.sin_port = htons(epmd_port); - saddr.sin_family = AF_INET; - if (!inaddr) saddr.sin_addr.s_addr = htonl(INADDR_LOOPBACK); - else memmove(&saddr.sin_addr,inaddr,sizeof(saddr.sin_addr)); + port = (int) epmd_port; - if (((sd = socket(PF_INET, SOCK_STREAM, 0)) < 0)) - { - erl_errno = errno; - return -1; + if (!inaddr) { + ip_addr.s_addr = htonl(INADDR_LOOPBACK); + inaddr = &ip_addr; } + + memset((void *) &addr, 0, sizeof(struct sockaddr_in)); + memcpy((void *) &addr.sin_addr, (void *) inaddr, sizeof(addr.sin_addr)); + addr.sin_family = AF_INET; + addr.sin_port = htons(port); - if ((res = ei_connect_t(sd,(struct sockaddr *)&saddr,sizeof(saddr),ms)) < 0) - { - erl_errno = (res == -2) ? ETIMEDOUT : errno; - closesocket(sd); + err = ei_connect_t__(sd, (void *) &addr, sizeof(addr), tmo); + if (err) { + erl_errno = err; + ei_close__(sd); return -1; } @@ -104,6 +111,9 @@ static int ei_epmd_r4_port (struct in_addr *addr, const char *alive, int port; int dist_high, dist_low, proto; int res; + int err; + ssize_t dlen; + unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms; #if defined(VXWORKS) char ntoabuf[32]; #endif @@ -124,10 +134,14 @@ static int ei_epmd_r4_port (struct in_addr *addr, const char *alive, return -1; } - if ((res = ei_write_fill_t(fd, buf, len+2, ms)) != len+2) { - closesocket(fd); - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - return -1; + dlen = len + 2; + err = ei_write_fill_t__(fd, buf, &dlen, tmo); + if (!err && dlen != (ssize_t) len + 2) + erl_errno = EIO; + if (err) { + ei_close__(fd); + EI_CONN_SAVE_ERRNO__(err); + return -1; } #ifdef VXWORKS @@ -142,12 +156,15 @@ static int ei_epmd_r4_port (struct in_addr *addr, const char *alive, "-> PORT2_REQ alive=%s ip=%s",alive,inet_ntoa(*addr)); #endif - /* read first two bytes (response type, response) */ - if ((res = ei_read_fill_t(fd, buf, 2, ms)) != 2) { - EI_TRACE_ERR0("ei_epmd_r4_port","<- CLOSE"); - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - closesocket(fd); - return -2; /* version mismatch */ + dlen = (ssize_t) 2; + err = ei_read_fill_t__(fd, buf, &dlen, tmo); + if (!err && dlen != (ssize_t) 2) + erl_errno = EIO; + if (err) { + EI_TRACE_ERR0("ei_epmd_r4_port","<- CLOSE"); + ei_close__(fd); + EI_CONN_SAVE_ERRNO__(err); + return -2; } s = buf; @@ -156,7 +173,7 @@ static int ei_epmd_r4_port (struct in_addr *addr, const char *alive, if (res != EI_EPMD_PORT2_RESP) { /* response type */ EI_TRACE_ERR1("ei_epmd_r4_port","<- unknown (%d)",res); EI_TRACE_ERR0("ei_epmd_r4_port","-> CLOSE"); - closesocket(fd); + ei_close__(fd); erl_errno = EIO; return -1; } @@ -167,7 +184,7 @@ static int ei_epmd_r4_port (struct in_addr *addr, const char *alive, if ((res = get8(s))) { /* got negative response */ EI_TRACE_ERR1("ei_epmd_r4_port","<- PORT2_RESP result=%d (failure)",res); - closesocket(fd); + ei_close__(fd); erl_errno = EIO; return -1; } @@ -175,14 +192,18 @@ static int ei_epmd_r4_port (struct in_addr *addr, const char *alive, EI_TRACE_CONN1("ei_epmd_r4_port","<- PORT2_RESP result=%d (ok)",res); /* expecting remaining 8 bytes */ - if ((res = ei_read_fill_t(fd,buf,8,ms)) != 8) { + dlen = (ssize_t) 8; + err = ei_read_fill_t__(fd, buf, &dlen, tmo); + if (!err && dlen != (ssize_t) 8) + err = EIO; + if (err) { EI_TRACE_ERR0("ei_epmd_r4_port","<- CLOSE"); - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - closesocket(fd); + ei_close__(fd); + EI_CONN_SAVE_ERRNO__(err); return -1; } - closesocket(fd); + ei_close__(fd); s = buf; port = get16be(s); diff --git a/lib/erl_interface/src/epmd/epmd_publish.c b/lib/erl_interface/src/epmd/epmd_publish.c index 47d68a6db0..20b8e867e8 100644 --- a/lib/erl_interface/src/epmd/epmd_publish.c +++ b/lib/erl_interface/src/epmd/epmd_publish.c @@ -68,8 +68,10 @@ static int ei_epmd_r4_publish (int port, const char *alive, unsigned ms) int nlen = strlen(alive); int len = elen + nlen + 13; /* hard coded: be careful! */ int n; - int res, creation; - + int err, res, creation; + ssize_t dlen; + unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms; + if (len > sizeof(buf)-2) { erl_errno = ERANGE; @@ -93,29 +95,39 @@ static int ei_epmd_r4_publish (int port, const char *alive, unsigned ms) if ((fd = ei_epmd_connect_tmo(NULL,ms)) < 0) return fd; - if ((res = ei_write_fill_t(fd, buf, len+2, ms)) != len+2) { - closesocket(fd); - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - return -1; + dlen = (ssize_t) len+2; + err = ei_write_fill_t__(fd, buf, &dlen, tmo); + if (!err && dlen != (ssize_t) len + 2) + erl_errno = EIO; + if (err) { + ei_close__(fd); + EI_CONN_SAVE_ERRNO__(err); + return -1; } EI_TRACE_CONN6("ei_epmd_r4_publish", "-> ALIVE2_REQ alive=%s port=%d ntype=%d " "proto=%d dist-high=%d dist-low=%d", alive,port,'H',EI_MYPROTO,EI_DIST_HIGH,EI_DIST_LOW); - - if ((n = ei_read_fill_t(fd, buf, 4, ms)) != 4) { + + dlen = (ssize_t) 4; + err = ei_read_fill_t__(fd, buf, &dlen, tmo); + n = (int) dlen; + if (!err && n != 4) + err = EIO; + if (err) { EI_TRACE_ERR0("ei_epmd_r4_publish","<- CLOSE"); - closesocket(fd); - erl_errno = (n == -2) ? ETIMEDOUT : EIO; + ei_close__(fd); + EI_CONN_SAVE_ERRNO__(err); return -2; /* version mismatch */ } + /* Don't close fd here! It keeps us registered with epmd */ s = buf; if (((res=get8(s)) != EI_EPMD_ALIVE2_RESP)) { /* response */ EI_TRACE_ERR1("ei_epmd_r4_publish","<- unknown (%d)",res); EI_TRACE_ERR0("ei_epmd_r4_publish","-> CLOSE"); - closesocket(fd); + ei_close__(fd); erl_errno = EIO; return -1; } @@ -124,7 +136,7 @@ static int ei_epmd_r4_publish (int port, const char *alive, unsigned ms) if (((res=get8(s)) != 0)) { /* 0 == success */ EI_TRACE_ERR1("ei_epmd_r4_publish"," result=%d (fail)",res); - closesocket(fd); + ei_close__(fd); erl_errno = EIO; return -1; } diff --git a/lib/erl_interface/src/epmd/epmd_unpublish.c b/lib/erl_interface/src/epmd/epmd_unpublish.c index 255d0ffb59..c112f74147 100644 --- a/lib/erl_interface/src/epmd/epmd_unpublish.c +++ b/lib/erl_interface/src/epmd/epmd_unpublish.c @@ -58,7 +58,9 @@ int ei_unpublish_tmo(const char *alive, unsigned ms) char buf[EPMDBUF]; char *s = (char*)buf; int len = 1 + strlen(alive); - int fd, res; + int fd, err; + ssize_t dlen; + unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms; if (len > sizeof(buf)-3) { erl_errno = ERANGE; @@ -72,20 +74,29 @@ int ei_unpublish_tmo(const char *alive, unsigned ms) /* FIXME can't connect, return success?! At least commen whats up */ if ((fd = ei_epmd_connect_tmo(NULL,ms)) < 0) return fd; - if ((res = ei_write_fill_t(fd, buf, len+2,ms)) != len+2) { - closesocket(fd); - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - return -1; + dlen = (ssize_t) len+2; + err = ei_write_fill_t__(fd, buf, &dlen, tmo); + if (!err && dlen != (ssize_t) len + 2) + erl_errno = EIO; + if (err) { + ei_close__(fd); + EI_CONN_SAVE_ERRNO__(err); + return -1; } EI_TRACE_CONN1("ei_unpublish_tmo","-> STOP %s",alive); - - if ((res = ei_read_fill_t(fd, buf, 7, ms)) != 7) { - closesocket(fd); - erl_errno = (res == -2) ? ETIMEDOUT : EIO; - return -1; + + dlen = (ssize_t) 7; + err = ei_read_fill_t__(fd, buf, &dlen, tmo); + if (!err && dlen != (ssize_t) 7) + erl_errno = EIO; + if (err) { + ei_close__(fd); + EI_CONN_SAVE_ERRNO__(err); + return -1; } - closesocket(fd); + + ei_close__(fd); buf[7]=(char)0; /* terminate the string */ if (!strcmp("STOPPED",(char *)buf)) { diff --git a/lib/erl_interface/src/legacy/erl_connect.c b/lib/erl_interface/src/legacy/erl_connect.c index 7ffd545d3e..e2fd4611c0 100644 --- a/lib/erl_interface/src/legacy/erl_connect.c +++ b/lib/erl_interface/src/legacy/erl_connect.c @@ -179,15 +179,13 @@ int erl_xconnect(Erl_IpAddr addr, char *alivename) * * API: erl_close_connection() * - * Close a connection. FIXME call ei_close_connection() later. - * * Returns 0 on success and -1 on failure. * ***************************************************************************/ int erl_close_connection(int fd) { - return closesocket(fd); + return ei_close_connection(fd); } /* @@ -220,7 +218,10 @@ int erl_reg_send(int fd, char *server_name, ETERM *msg) ei_x_buff x; int r; - ei_x_new_with_version(&x); + if (ei_x_new_with_version(&x) < 0) { + erl_errno = ENOMEM; + return 0; + } if (ei_x_encode_term(&x, msg) < 0) { erl_errno = EINVAL; r = 0; diff --git a/lib/erl_interface/src/legacy/erl_eterm.c b/lib/erl_interface/src/legacy/erl_eterm.c index 9ad92121f4..7ed2bdbc93 100644 --- a/lib/erl_interface/src/legacy/erl_eterm.c +++ b/lib/erl_interface/src/legacy/erl_eterm.c @@ -65,7 +65,7 @@ void erl_init(void *hp,long heap_size) { erl_init_malloc(hp, heap_size); erl_init_marshal(); - ei_init_resolve(); + (void) ei_init(); } void erl_set_compat_rel(unsigned rel) diff --git a/lib/erl_interface/src/misc/ei_init.c b/lib/erl_interface/src/misc/ei_init.c new file mode 100644 index 0000000000..5357968657 --- /dev/null +++ b/lib/erl_interface/src/misc/ei_init.c @@ -0,0 +1,32 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2019. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + */ + +#include "ei.h" +#include "ei_resolve.h" +#include "ei_internal.h" + +int +ei_init(void) +{ + int error = ei_init_connect(); + if (error) + return error; + return ei_init_resolve(); +} diff --git a/lib/erl_interface/src/misc/ei_internal.h b/lib/erl_interface/src/misc/ei_internal.h index aa6aacd703..f28dd6d668 100644 --- a/lib/erl_interface/src/misc/ei_internal.h +++ b/lib/erl_interface/src/misc/ei_internal.h @@ -22,19 +22,20 @@ #ifndef _EI_INTERNAL_H #define _EI_INTERNAL_H +#ifdef EI_HIDE_REAL_ERRNO +# define EI_CONN_SAVE_ERRNO__(E) \ + ((E) == ETIMEDOUT ? (erl_errno = ETIMEDOUT) : (erl_errno = EIO)) +#else +# define EI_CONN_SAVE_ERRNO__(E) \ + (erl_errno = (E)) +#endif + /* * Some useful stuff not to be exported to users. */ #ifdef __WIN32__ #define MAXPATHLEN 256 -#define writesocket(sock,buf,nbyte) send(sock,buf,nbyte,0) -#define readsocket(sock,buf,nbyte) recv(sock,buf,nbyte,0) -#else /* not __WIN32__ */ -#define writesocket write -#define readsocket read -#define closesocket close -#define ioctlsocket ioctl #endif /* @@ -152,7 +153,12 @@ extern int ei_tracelevel; +int ei_init_connect(void); + void ei_trace_printf(const char *name, int level, const char *format, ...); int ei_internal_use_r9_pids_ports(void); + +int ei_get_cbs_ctx__(ei_socket_callbacks **cbs, void **ctx, int fd); + #endif /* _EI_INTERNAL_H */ diff --git a/lib/erl_interface/src/misc/ei_portio.c b/lib/erl_interface/src/misc/ei_portio.c index 8cd35bf2e5..bccc86c1b1 100644 --- a/lib/erl_interface/src/misc/ei_portio.c +++ b/lib/erl_interface/src/misc/ei_portio.c @@ -19,9 +19,13 @@ * */ + +#include "eidef.h" + #ifdef __WIN32__ #include <winsock2.h> #include <windows.h> +#include <winbase.h> #include <process.h> #include <stdio.h> #include <stdlib.h> @@ -35,10 +39,6 @@ static unsigned long param_one = 1; #define SET_BLOCKING(Sock) ioctlsocket((Sock),FIONBIO,¶m_zero) #define SET_NONBLOCKING(Sock) ioctlsocket((Sock),FIONBIO,¶m_one) -#define ERROR_WOULDBLOCK WSAEWOULDBLOCK -#define ERROR_TIMEDOUT WSAETIMEDOUT -#define ERROR_INPROGRESS WSAEINPROGRESS -#define GET_SOCKET_ERROR() WSAGetLastError() #define MEANS_SOCKET_ERROR(Ret) ((Ret == SOCKET_ERROR)) #define IS_INVALID_SOCKET(Sock) ((Sock) == INVALID_SOCKET) @@ -50,125 +50,414 @@ static unsigned long param_one = 1; #include <taskLib.h> #include <inetLib.h> #include <selectLib.h> -#include <sys/types.h> #include <ioLib.h> #include <unistd.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include <netinet/tcp.h> +#include <timers.h> static unsigned long param_zero = 0; static unsigned long param_one = 1; #define SET_BLOCKING(Sock) ioctl((Sock),FIONBIO,(int)¶m_zero) #define SET_NONBLOCKING(Sock) ioctl((Sock),FIONBIO,(int)¶m_one) -#define ERROR_WOULDBLOCK EWOULDBLOCK -#define ERROR_TIMEDOUT ETIMEDOUT -#define ERROR_INPROGRESS EINPROGRESS -#define GET_SOCKET_ERROR() (errno) #define MEANS_SOCKET_ERROR(Ret) ((Ret) == ERROR) #define IS_INVALID_SOCKET(Sock) ((Sock) < 0) #else /* other unix */ #include <stdlib.h> -#include <sys/types.h> #include <sys/socket.h> -#include <sys/uio.h> #include <unistd.h> #include <fcntl.h> #include <errno.h> +#include <netinet/in.h> +#include <netinet/tcp.h> +#include <arpa/inet.h> +#include <netdb.h> -#ifndef EWOULDBLOCK -#define ERROR_WOULDBLOCK EAGAIN -#else -#define ERROR_WOULDBLOCK EWOULDBLOCK -#endif #define SET_BLOCKING(fd) fcntl((fd), F_SETFL, \ fcntl((fd), F_GETFL, 0) & ~O_NONBLOCK) #define SET_NONBLOCKING(fd) fcntl((fd), F_SETFL, \ fcntl((fd), F_GETFL, 0) | O_NONBLOCK) -#define ERROR_TIMEDOUT ETIMEDOUT -#define ERROR_INPROGRESS EINPROGRESS -#define GET_SOCKET_ERROR() (errno) #define MEANS_SOCKET_ERROR(Ret) ((Ret) < 0) #define IS_INVALID_SOCKET(Sock) ((Sock) < 0) #endif /* common includes */ -#include "eidef.h" +#include <sys/types.h> #include <stdio.h> #include <stdlib.h> #include <string.h> -#include "ei_portio.h" -#include "ei_internal.h" - #ifdef HAVE_SYS_TIME_H #include <sys/time.h> #else #include <time.h> #endif +#ifdef HAVE_SYS_SELECT_H +#include <sys/select.h> +#endif +#include "ei_portio.h" +#include "ei_internal.h" + +#ifdef __WIN32__ -#ifdef HAVE_WRITEV -static int ei_writev_t(int fd, struct iovec *iov, int iovcnt, unsigned ms) +#define writesocket(sock,buf,nbyte) send(sock,buf,nbyte,0) +#define readsocket(sock,buf,nbyte) recv(sock,buf,nbyte,0) + +static int get_error(void) { - int res; - if (ms != 0) { - fd_set writemask; - struct timeval tv; - tv.tv_sec = (time_t) (ms / 1000U); - ms %= 1000U; - tv.tv_usec = (time_t) (ms * 1000U); - FD_ZERO(&writemask); - FD_SET(fd,&writemask); - switch (select(fd+1, NULL, &writemask, NULL, &tv)) { - case -1 : - return -1; /* i/o error */ - case 0: - return -2; /* timeout */ - default: - if (!FD_ISSET(fd, &writemask)) { - return -1; /* Other error */ - } - } + switch (WSAGetLastError()) { + case WSAEWOULDBLOCK: return EWOULDBLOCK; + case WSAETIMEDOUT: return ETIMEDOUT; + case WSAEINPROGRESS: return EINPROGRESS; + case WSA_NOT_ENOUGH_MEMORY: return ENOMEM; + case WSA_INVALID_PARAMETER: return EINVAL; + case WSAEBADF: return EBADF; + case WSAEINVAL: return EINVAL; + case WSAEADDRINUSE: return EADDRINUSE; + case WSAENETUNREACH: return ENETUNREACH; + case WSAECONNABORTED: return ECONNABORTED; + case WSAECONNRESET: return ECONNRESET; + case WSAECONNREFUSED: return ECONNREFUSED; + case WSAEHOSTUNREACH: return EHOSTUNREACH; + case WSAEMFILE: return EMFILE; + case WSAEALREADY: return EALREADY; + default: return EIO; } +} + +#else /* not __WIN32__ */ + +#define writesocket write +#define readsocket read +#define closesocket close +#define ioctlsocket ioctl + +static int get_error(void) +{ + int err = errno; + if (err == 0) + return EIO; /* Make sure never to return 0 as error code... */ + return err; +} + +#endif + +int ei_plugin_socket_impl__ = 0; + +/* + * Callbacks for communication over TCP/IPv4 + */ + +static int tcp_get_fd(void *ctx, int *fd) +{ + return EI_DFLT_CTX_TO_FD__(ctx, fd); +} + +static int tcp_hs_packet_header_size(void *ctx, int *sz) +{ + int fd; + *sz = 2; + return EI_DFLT_CTX_TO_FD__(ctx, &fd); +} + +static int tcp_handshake_complete(void *ctx) +{ + int res, fd, one = 1; + + res = EI_DFLT_CTX_TO_FD__(ctx, &fd); + if (res) + return res; + + res = setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (char *)&one, sizeof(one)); + if (MEANS_SOCKET_ERROR(res)) + return get_error(); + + res = setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, (char *)&one, sizeof(one)); + if (MEANS_SOCKET_ERROR(res)) + return get_error(); + + return 0; +} + +static int tcp_socket(void **ctx, void *setup_ctx) +{ + int fd = socket(AF_INET, SOCK_STREAM, 0); + if (MEANS_SOCKET_ERROR(fd)) + return get_error(); + + *ctx = EI_FD_AS_CTX__(fd); + return 0; +} + +static int tcp_close(void *ctx) +{ + int fd, res; + + res = EI_DFLT_CTX_TO_FD__(ctx, &fd); + if (res) + return res; + + res = closesocket(fd); + if (MEANS_SOCKET_ERROR(res)) + return get_error(); + + return 0; +} + +static int tcp_listen(void *ctx, void *addr, int *len, int backlog) +{ + int res, fd; + socklen_t sz = (socklen_t) *len; + int on = 1; + + res = EI_DFLT_CTX_TO_FD__(ctx, &fd); + if (res) + return res; + + res = setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (char *) &on, sizeof(on)); + if (MEANS_SOCKET_ERROR(res)) + return get_error(); + + res = bind(fd, (struct sockaddr *) addr, sz); + if (MEANS_SOCKET_ERROR(res)) + return get_error(); + + res = getsockname(fd, (struct sockaddr *) addr, (socklen_t *) &sz); + if (MEANS_SOCKET_ERROR(res)) + return get_error(); + *len = (int) sz; + + res = listen(fd, backlog); + if (MEANS_SOCKET_ERROR(res)) + return get_error(); + + return 0; +} + +static int tcp_accept(void **ctx, void *addr, int *len, unsigned unused) +{ + int fd, res; + socklen_t addr_len = (socklen_t) *len; + + if (!ctx) + return EINVAL; + + res = EI_DFLT_CTX_TO_FD__(*ctx, &fd); + if (res) + return res; + + res = accept(fd, (struct sockaddr*) addr, &addr_len); + if (MEANS_SOCKET_ERROR(res)) + return get_error(); + + *len = (int) addr_len; + + *ctx = EI_FD_AS_CTX__(res); + return 0; +} + +static int tcp_connect(void *ctx, void *addr, int len, unsigned unused) +{ + int res, fd; + + res = EI_DFLT_CTX_TO_FD__(ctx, &fd); + if (res) + return res; + + res = connect(fd, (struct sockaddr *) addr, len); + if (MEANS_SOCKET_ERROR(res)) + return get_error(); + + return 0; +} + +#if defined(EI_HAVE_STRUCT_IOVEC__) && defined(HAVE_WRITEV) + +static int tcp_writev(void *ctx, const void *viov, int iovcnt, ssize_t *len, unsigned unused) +{ + const struct iovec *iov = (const struct iovec *) viov; + int fd, error; + ssize_t res; + + error = EI_DFLT_CTX_TO_FD__(ctx, &fd); + if (error) + return error; + res = writev(fd, iov, iovcnt); - return (res < 0) ? -1 : res; + if (MEANS_SOCKET_ERROR(res)) + return get_error(); + *len = res; + return 0; +} + +#endif + +static int tcp_write(void *ctx, const char* buf, ssize_t *len, unsigned unused) +{ + int error, fd; + ssize_t res; + + error = EI_DFLT_CTX_TO_FD__(ctx, &fd); + if (error) + return error; + + res = writesocket(fd, buf, *len); + if (MEANS_SOCKET_ERROR(res)) + return get_error(); + *len = res; + return 0; +} + +static int tcp_read(void *ctx, char* buf, ssize_t *len, unsigned unused) +{ + int error, fd; + ssize_t res; + + error = EI_DFLT_CTX_TO_FD__(ctx, &fd); + if (error) + return error; + + res = readsocket(fd, buf, *len); + if (MEANS_SOCKET_ERROR(res)) + return get_error(); + *len = res; + return 0; +} + +ei_socket_callbacks ei_default_socket_callbacks = { + 0, /* flags */ + tcp_socket, + tcp_close, + tcp_listen, + tcp_accept, + tcp_connect, +#if defined(EI_HAVE_STRUCT_IOVEC__) && defined(HAVE_WRITEV) + tcp_writev, +#else + NULL, +#endif + tcp_write, + tcp_read, + + tcp_hs_packet_header_size, + tcp_handshake_complete, + tcp_handshake_complete, + tcp_get_fd + +}; + + +/* + * + */ + +#if defined(EI_HAVE_STRUCT_IOVEC__) + +int ei_socket_callbacks_have_writev__(ei_socket_callbacks *cbs) +{ + return !!cbs->writev; } -int ei_writev_fill_t(int fd, const struct iovec *iov, int iovcnt, unsigned ms) +static int writev_ctx_t__(ei_socket_callbacks *cbs, void *ctx, + const struct iovec *iov, int iovcnt, + ssize_t *len, + unsigned ms) { - int i; - int done; + int error; + + if (!(cbs->flags & EI_SCLBK_FLG_FULL_IMPL) && ms != EI_SCLBK_INF_TMO) { + int fd; + + error = EI_GET_FD__(cbs, ctx, &fd); + if (error) + return error; + + do { + fd_set writemask; + struct timeval tv; + + tv.tv_sec = (time_t) (ms / 1000U); + ms %= 1000U; + tv.tv_usec = (time_t) (ms * 1000U); + FD_ZERO(&writemask); + FD_SET(fd,&writemask); + switch (select(fd+1, NULL, &writemask, NULL, &tv)) { + case -1 : + error = get_error(); + if (error != EINTR) + return error; + break; + case 0: + return ETIMEDOUT; /* timeout */ + default: + if (!FD_ISSET(fd, &writemask)) { + return EIO; /* Other error */ + } + error = 0; + break; + } + } while (error == EINTR); + } + do { + error = cbs->writev(ctx, (const void *) iov, iovcnt, len, ms); + } while (error == EINTR); + return error; +} + +int ei_writev_fill_ctx_t__(ei_socket_callbacks *cbs, void *ctx, + const struct iovec *iov, int iovcnt, + ssize_t *len, + unsigned ms) +{ + ssize_t i, done, sum; struct iovec *iov_base = NULL; struct iovec *current_iov; int current_iovcnt; - int sum; + int fd, error; + int basic; + + if (!cbs->writev) + return ENOTSUP; + + error = EI_GET_FD__(cbs, ctx, &fd); + if (error) + return error; + basic = !(cbs->flags & EI_SCLBK_FLG_FULL_IMPL); + for (sum = 0, i = 0; i < iovcnt; ++i) { sum += iov[i].iov_len; } - if (ms != 0U) { + if (basic && ms != 0U) { SET_NONBLOCKING(fd); } current_iovcnt = iovcnt; current_iov = (struct iovec *) iov; done = 0; for (;;) { - i = ei_writev_t(fd, current_iov, current_iovcnt, ms); - if (i <= 0) { /* ei_writev_t should always return at least 1 */ + + error = writev_ctx_t__(cbs, ctx, current_iov, current_iovcnt, &i, ms); + if (error) { + *len = done; if (ms != 0U) { SET_BLOCKING(fd); } if (iov_base != NULL) { free(iov_base); } - return (i); - } + return error; + } done += i; if (done < sum) { if (iov_base == NULL) { iov_base = malloc(sizeof(struct iovec) * iovcnt); if (iov_base == NULL) { - return -1; + *len = done; + return ENOMEM; } memcpy(iov_base, iov, sizeof(struct iovec) * iovcnt); current_iov = iov_base; @@ -189,195 +478,383 @@ int ei_writev_fill_t(int fd, const struct iovec *iov, int iovcnt, unsigned break; } } - if (ms != 0U) { + if (basic && ms != 0U) { SET_BLOCKING(fd); } if (iov_base != NULL) { free(iov_base); } - return (sum); + *len = done; + return 0; } +#endif /* defined(EI_HAVE_STRUCT_IOVEC__) */ -#endif - -int ei_connect_t(int fd, void *sinp, int sin_siz, unsigned ms) +int ei_socket_ctx__(ei_socket_callbacks *cbs, void **ctx, void *setup_ctx) { int res; - int error; - int s_res; - struct timeval tv; - fd_set writefds; - fd_set exceptfds; - - if (ms == 0) { - res = connect(fd, sinp, sin_siz); - return (res < 0) ? -1 : res; - } else { - SET_NONBLOCKING(fd); - res = connect(fd, sinp, sin_siz); - error = GET_SOCKET_ERROR(); - SET_BLOCKING(fd); - if (!MEANS_SOCKET_ERROR(res)) { - return (res < 0) ? -1 : res; - } else { - if (error != ERROR_WOULDBLOCK && - error != ERROR_INPROGRESS) { - return -1; - } else { - tv.tv_sec = (long) (ms/1000U); - ms %= 1000U; - tv.tv_usec = (long) (ms * 1000U); - FD_ZERO(&writefds); - FD_SET(fd,&writefds); - FD_ZERO(&exceptfds); - FD_SET(fd,&exceptfds); - s_res = select(fd + 1, NULL, &writefds, &exceptfds, &tv); - switch (s_res) { - case 0: - return -2; - case 1: - if (FD_ISSET(fd, &exceptfds)) { - return -1; - } else { - return 0; /* Connect completed */ - } - default: - return -1; - } - } - } - } + + do { + res = cbs->socket(ctx, setup_ctx); + } while (res == EINTR); + + return res; } -int ei_accept_t(int fd, void *addr, void *addrlen, unsigned ms) +int ei_close_ctx__(ei_socket_callbacks *cbs, void *ctx) { - int res; - if (ms != 0) { - fd_set readmask; - struct timeval tv; - tv.tv_sec = (time_t) (ms / 1000U); - ms %= 1000U; - tv.tv_usec = (time_t) (ms * 1000U); - FD_ZERO(&readmask); - FD_SET(fd,&readmask); - switch (select(fd+1, &readmask, NULL, NULL, &tv)) { - case -1 : - return -1; /* i/o error */ - case 0: - return -2; /* timeout */ - default: - if (!FD_ISSET(fd, &readmask)) { - return -1; /* Other error */ - } - } - } - res = (int) accept(fd,addr,addrlen); - return (res < 0) ? -1 : res; + return cbs->close(ctx); } + +int ei_connect_ctx_t__(ei_socket_callbacks *cbs, void *ctx, + void *addr, int len, unsigned ms) +{ + int res, fd; + + if ((cbs->flags & EI_SCLBK_FLG_FULL_IMPL) || ms == EI_SCLBK_INF_TMO) { + do { + res = cbs->connect(ctx, addr, len, ms); + } while (res == EINTR); + return res; + } + + res = EI_GET_FD__(cbs, ctx, &fd); + if (res) + return res; + SET_NONBLOCKING(fd); + do { + res = cbs->connect(ctx, addr, len, 0); + } while (res == EINTR); + SET_BLOCKING(fd); + switch (res) { + case EINPROGRESS: + case EAGAIN: +#ifdef EWOULDBLOCK +#if EWOULDBLOCK != EAGAIN + case EWOULDBLOCK: +#endif +#endif + break; + default: + return res; + } -static int ei_read_t(int fd, char* buf, int len, unsigned ms) + while (1) { + struct timeval tv; + fd_set writefds; + fd_set exceptfds; + + tv.tv_sec = (long) (ms/1000U); + ms %= 1000U; + tv.tv_usec = (long) (ms * 1000U); + FD_ZERO(&writefds); + FD_SET(fd,&writefds); + FD_ZERO(&exceptfds); + FD_SET(fd,&exceptfds); + res = select(fd + 1, NULL, &writefds, &exceptfds, &tv); + switch (res) { + case -1: + res = get_error(); + if (res != EINTR) + return res; + break; + case 0: + return ETIMEDOUT; + case 1: + if (!FD_ISSET(fd, &exceptfds)) + return 0; /* Connect completed */ + /* fall through... */ + default: + return EIO; + } + } +} + +int ei_listen_ctx__(ei_socket_callbacks *cbs, void *ctx, + void *adr, int *len, int backlog) { int res; - if (ms != 0) { - fd_set readmask; - struct timeval tv; - tv.tv_sec = (time_t) (ms / 1000U); - ms %= 1000U; - tv.tv_usec = (time_t) (ms * 1000U); - FD_ZERO(&readmask); - FD_SET(fd,&readmask); - switch (select(fd+1, &readmask, NULL, NULL, &tv)) { - case -1 : - return -1; /* i/o error */ - case 0: - return -2; /* timeout */ - default: - if (!FD_ISSET(fd, &readmask)) { - return -1; /* Other error */ - } - } + + do { + res = cbs->listen(ctx, adr, len, backlog); + } while (res == EINTR); + return res; +} + +int ei_accept_ctx_t__(ei_socket_callbacks *cbs, void **ctx, + void *addr, int *len, unsigned ms) +{ + int error; + + if (!(cbs->flags & EI_SCLBK_FLG_FULL_IMPL) && ms != EI_SCLBK_INF_TMO) { + int fd; + + error = EI_GET_FD__(cbs, *ctx, &fd); + if (error) + return error; + + do { + fd_set readmask; + struct timeval tv; + + tv.tv_sec = (time_t) (ms / 1000U); + ms %= 1000U; + tv.tv_usec = (time_t) (ms * 1000U); + FD_ZERO(&readmask); + FD_SET(fd,&readmask); + switch (select(fd+1, &readmask, NULL, NULL, &tv)) { + case -1 : + error = get_error(); + if (error != EINTR) + return error; + break; + case 0: + return ETIMEDOUT; /* timeout */ + default: + if (!FD_ISSET(fd, &readmask)) { + return EIO; /* Other error */ + } + error = 0; + break; + } + } while (error == EINTR); } - res = readsocket(fd, buf, len); - return (res < 0) ? -1 : res; + do { + error = cbs->accept(ctx, addr, len, ms); + } while (error == EINTR); + return error; } -static int ei_write_t(int fd, const char* buf, int len, unsigned ms) +static int read_ctx_t__(ei_socket_callbacks *cbs, void *ctx, + char* buf, ssize_t *len, unsigned ms) { - int res; - if (ms != 0) { - fd_set writemask; - struct timeval tv; - tv.tv_sec = (time_t) (ms / 1000U); - ms %= 1000U; - tv.tv_usec = (time_t) (ms * 1000U); - FD_ZERO(&writemask); - FD_SET(fd,&writemask); - switch (select(fd+1, NULL, &writemask, NULL, &tv)) { - case -1 : - return -1; /* i/o error */ - case 0: - return -2; /* timeout */ - default: - if (!FD_ISSET(fd, &writemask)) { - return -1; /* Other error */ - } - } + int error; + + if (!(cbs->flags & EI_SCLBK_FLG_FULL_IMPL) && ms != EI_SCLBK_INF_TMO) { + int fd; + + error = EI_GET_FD__(cbs, ctx, &fd); + if (error) + return error; + + do { + fd_set readmask; + struct timeval tv; + + tv.tv_sec = (time_t) (ms / 1000U); + ms %= 1000U; + tv.tv_usec = (time_t) (ms * 1000U); + FD_ZERO(&readmask); + FD_SET(fd,&readmask); + switch (select(fd+1, &readmask, NULL, NULL, &tv)) { + case -1 : + error = get_error(); + if (error != EINTR) + return error; + break; + case 0: + return ETIMEDOUT; /* timeout */ + default: + if (!FD_ISSET(fd, &readmask)) { + return EIO; /* Other error */ + } + error = 0; + break; + } + } while (error == EINTR); + } + do { + error = cbs->read(ctx, buf, len, ms); + } while (error == EINTR); + return error; +} + +static int write_ctx_t__(ei_socket_callbacks *cbs, void *ctx, const char* buf, ssize_t *len, unsigned ms) +{ + int error; + + if (!(cbs->flags & EI_SCLBK_FLG_FULL_IMPL) && ms != EI_SCLBK_INF_TMO) { + int fd; + + error = EI_GET_FD__(cbs, ctx, &fd); + if (error) + return error; + + do { + fd_set writemask; + struct timeval tv; + + tv.tv_sec = (time_t) (ms / 1000U); + ms %= 1000U; + tv.tv_usec = (time_t) (ms * 1000U); + FD_ZERO(&writemask); + FD_SET(fd,&writemask); + switch (select(fd+1, NULL, &writemask, NULL, &tv)) { + case -1 : + error = get_error(); + if (error != EINTR) + return error; + break; + case 0: + return ETIMEDOUT; /* timeout */ + default: + if (!FD_ISSET(fd, &writemask)) { + return EIO; /* Other error */ + } + error = 0; + break; + } + } while (error == EINTR); } - res = writesocket(fd, buf, len); - return (res < 0) ? -1 : res; + do { + error = cbs->write(ctx, buf, len, ms); + } while (error == EINTR); + return error; } /* * Fill buffer, return buffer length, 0 for EOF, < 0 (and sets errno) * for error. */ -int ei_read_fill_t(int fd, char* buf, int len, unsigned ms) +int ei_read_fill_ctx_t__(ei_socket_callbacks *cbs, void *ctx, char* buf, ssize_t *len, unsigned ms) { - int i,got=0; + ssize_t got = 0; + ssize_t want = *len; do { - i = ei_read_t(fd, buf+got, len-got, ms); - if (i <= 0) - return (i); - got += i; - } while (got < len); - return (len); - + ssize_t read_len = want-got; + int error; + + do { + error = read_ctx_t__(cbs, ctx, buf+got, &read_len, ms); + } while (error == EINTR); + if (error) + return error; + if (read_len == 0) { + *len = got; + return 0; + } + got += read_len; + } while (got < want); + + *len = got; + return 0; } /* read_fill */ -int ei_read_fill(int fd, char* buf, int len) +int ei_read_fill_ctx__(ei_socket_callbacks *cbs, void *ctx, char* buf, ssize_t *len) { - return ei_read_fill_t(fd, buf, len, 0); + return ei_read_fill_ctx_t__(cbs, ctx, buf, len, 0); } /* write entire buffer on fd or fail (setting errno) */ -int ei_write_fill_t(int fd, const char *buf, int len, unsigned ms) +int ei_write_fill_ctx_t__(ei_socket_callbacks *cbs, void *ctx, const char *buf, ssize_t *len, unsigned ms) { - int i,done=0; - if (ms != 0U) { + ssize_t tot = *len, done = 0; + int error, fd = -1, basic = !(cbs->flags & EI_SCLBK_FLG_FULL_IMPL); + + if (basic && ms != 0U) { + error = EI_GET_FD__(cbs, ctx, &fd); + if (error) + return error; SET_NONBLOCKING(fd); } do { - i = ei_write_t(fd, buf+done, len-done, ms); - if (i <= 0) { - if (ms != 0U) { + ssize_t write_len = tot-done; + error = write_ctx_t__(cbs, ctx, buf+done, &write_len, ms); + if (error) { + *len = done; + if (basic && ms != 0U) { SET_BLOCKING(fd); } - return (i); + return error; } - done += i; - } while (done < len); - if (ms != 0U) { + done += write_len; + } while (done < tot); + if (basic && ms != 0U) { SET_BLOCKING(fd); } - return (len); + *len = done; + return 0; +} + +int ei_write_fill_ctx__(ei_socket_callbacks *cbs, void *ctx, const char *buf, ssize_t *len) +{ + return ei_write_fill_ctx_t__(cbs, ctx, buf, len, 0); +} + +/* + * Internal API for TCP/IPv4 + */ + +int ei_connect_t__(int fd, void *addr, int len, unsigned ms) +{ + return ei_connect_ctx_t__(&ei_default_socket_callbacks, EI_FD_AS_CTX__(fd), + addr, len, ms); } -int ei_write_fill(int fd, const char *buf, int len) +int ei_socket__(int *fd) { - return ei_write_fill_t(fd, buf, len, 0); + void *ctx; + int error = ei_socket_ctx__(&ei_default_socket_callbacks, &ctx, NULL); + if (error) + return error; + return EI_GET_FD__(&ei_default_socket_callbacks, ctx, fd); } +int ei_close__(int fd) +{ + return ei_close_ctx__(&ei_default_socket_callbacks, EI_FD_AS_CTX__(fd)); +} + +int ei_listen__(int fd, void *adr, int *len, int backlog) +{ + return ei_listen_ctx__(&ei_default_socket_callbacks, EI_FD_AS_CTX__(fd), + adr, len, backlog); +} + +int ei_accept_t__(int *fd, void *addr, int *len, unsigned ms) +{ + void *ctx = EI_FD_AS_CTX__(*fd); + int error = ei_accept_ctx_t__(&ei_default_socket_callbacks, &ctx, + addr, len, ms); + if (error) + return error; + return EI_GET_FD__(&ei_default_socket_callbacks, ctx, fd); +} + +int ei_read_fill_t__(int fd, char* buf, ssize_t *len, unsigned ms) +{ + return ei_read_fill_ctx_t__(&ei_default_socket_callbacks, EI_FD_AS_CTX__(fd), + buf, len, ms); +} + +int ei_read_fill__(int fd, char* buf, ssize_t *len) +{ + return ei_read_fill_ctx_t__(&ei_default_socket_callbacks, EI_FD_AS_CTX__(fd), + buf, len, 0); +} + +int ei_write_fill_t__(int fd, const char *buf, ssize_t *len, unsigned ms) +{ + return ei_write_fill_ctx_t__(&ei_default_socket_callbacks, EI_FD_AS_CTX__(fd), + buf, len, ms); +} + +int ei_write_fill__(int fd, const char *buf, ssize_t *len) +{ + return ei_write_fill_ctx_t__(&ei_default_socket_callbacks, EI_FD_AS_CTX__(fd), + buf, len, 0); +} + +#if defined(EI_HAVE_STRUCT_IOVEC__) && defined(HAVE_WRITEV) + +int ei_writev_fill_t__(int fd, const struct iovec *iov, int iovcnt, ssize_t *len, unsigned ms) +{ + return ei_writev_fill_ctx_t__(&ei_default_socket_callbacks, EI_FD_AS_CTX__(fd), + iov, iovcnt, len, ms); +} + +#endif + diff --git a/lib/erl_interface/src/misc/ei_portio.h b/lib/erl_interface/src/misc/ei_portio.h index bded811a35..a84b5ca09c 100644 --- a/lib/erl_interface/src/misc/ei_portio.h +++ b/lib/erl_interface/src/misc/ei_portio.h @@ -21,21 +21,94 @@ */ #ifndef _EI_PORTIO_H #define _EI_PORTIO_H -#if !defined(__WIN32__) && !defined(VXWORKS) -#ifdef HAVE_WRITEV + +#undef EI_HAVE_STRUCT_IOVEC__ +#if !defined(__WIN32__) && !defined(VXWORKS) && defined(HAVE_SYS_UIO_H) /* Declaration of struct iovec *iov should be visible in this scope. */ -#include <sys/uio.h> +# include <sys/uio.h> +# define EI_HAVE_STRUCT_IOVEC__ #endif + +/* + * Internal API. Should not be used outside of the erl_interface application... + */ + +int ei_socket_ctx__(ei_socket_callbacks *cbs, void **ctx, void *setup); +int ei_close_ctx__(ei_socket_callbacks *cbs, void *ctx); +int ei_listen_ctx__(ei_socket_callbacks *cbs, void *ctx, void *adr, int *len, int backlog); +int ei_accept_ctx_t__(ei_socket_callbacks *cbs, void **ctx, void *addr, int *len, unsigned ms); +int ei_connect_ctx_t__(ei_socket_callbacks *cbs, void *ctx, void *addr, int len, unsigned ms); +int ei_read_fill_ctx__(ei_socket_callbacks *cbs, void *ctx, char* buf, ssize_t *len); +int ei_write_fill_ctx__(ei_socket_callbacks *cbs, void *ctx, const char *buf, ssize_t *len); +int ei_read_fill_ctx_t__(ei_socket_callbacks *cbs, void *ctx, char* buf, ssize_t *len, unsigned ms); +int ei_write_fill_ctx_t__(ei_socket_callbacks *cbs, void *ctx, const char *buf, ssize_t *len, unsigned ms); +#if defined(EI_HAVE_STRUCT_IOVEC__) +int ei_writev_fill_ctx_t__(ei_socket_callbacks *cbs, void *ctx, const struct iovec *iov, int iovcnt, ssize_t *len, unsigned ms); +int ei_socket_callbacks_have_writev__(ei_socket_callbacks *cbs); #endif -int ei_accept_t(int fd, void *addr, void *addrlen, unsigned ms); -int ei_connect_t(int fd, void *sinp, int sin_siz, unsigned ms); -int ei_read_fill(int fd, char* buf, int len); -int ei_write_fill(int fd, const char *buf, int len); -int ei_read_fill_t(int fd, char* buf, int len, unsigned ms); -int ei_write_fill_t(int fd, const char *buf, int len, unsigned ms); -#ifdef HAVE_WRITEV -int ei_writev_fill_t(int fd, const struct iovec *iov, int iovcnt, unsigned ms); +ei_socket_callbacks ei_default_socket_callbacks; + +#define EI_FD_AS_CTX__(FD) \ + ((void *) (long) (FD)) + +#define EI_DFLT_CTX_TO_FD__(CTX, FD) \ + ((int) (long) (CTX) < 0 \ + ? EBADF \ + : (*(FD) = (int) (long) (CTX), 0)) + +#define EI_GET_FD__(CBS, CTX, FD) \ + ((CBS) == &ei_default_socket_callbacks \ + ? EI_DFLT_CTX_TO_FD__((CTX), FD) \ + : (CBS)->get_fd((CTX), (FD))) + +extern int ei_plugin_socket_impl__; + +#if !defined(_REENTRANT) + +#define EI_HAVE_PLUGIN_SOCKET_IMPL__ \ + ei_plugin_socket_impl__ +#define EI_SET_HAVE_PLUGIN_SOCKET_IMPL__ \ + ei_plugin_socket_impl__ = 1 + +#elif ((ETHR_HAVE___atomic_load_n & SIZEOF_INT) \ + && (ETHR_HAVE___atomic_store_n & SIZEOF_INT)) + +#define EI_HAVE_PLUGIN_SOCKET_IMPL__ \ + __atomic_load_n(&ei_plugin_socket_impl__, __ATOMIC_ACQUIRE) +#define EI_SET_HAVE_PLUGIN_SOCKET_IMPL__ \ + __atomic_store_n(&ei_plugin_socket_impl__, 1, __ATOMIC_RELEASE) + +#else + +/* No gcc atomics; always lookup using ei_get_cbs_ctx()... */ +#define EI_HAVE_PLUGIN_SOCKET_IMPL__ 0 +#define EI_SET_HAVE_PLUGIN_SOCKET_IMPL__ (void) 0 + +#endif + +#define EI_GET_CBS_CTX__(CBS, CTX, FD) \ + (EI_HAVE_PLUGIN_SOCKET_IMPL__ \ + ? ei_get_cbs_ctx__((CBS), (CTX), (FD)) \ + : ((FD) < 0 \ + ? EBADF \ + : (*(CBS) = &ei_default_socket_callbacks, \ + *(CTX) = EI_FD_AS_CTX__((FD)), \ + 0))) +/* + * The following uses our own TCP/IPv4 socket implementation... + */ +int ei_socket__(int *fd); +int ei_close__(int fd); +int ei_listen__(int fd, void *adr, int *len, int backlog); +int ei_accept_t__(int *fd, void *addr, int *len, unsigned ms); +int ei_connect_t__(int fd, void *addr, int len, unsigned ms); +int ei_read_fill__(int fd, char* buf, ssize_t *len); +int ei_write_fill__(int fd, const char *buf, ssize_t *len); +int ei_read_fill_t__(int fd, char* buf, ssize_t *len, unsigned ms); +int ei_write_fill_t__(int fd, const char *buf, ssize_t *len, unsigned ms); +#if defined(EI_HAVE_STRUCT_IOVEC__) && defined(HAVE_WRITEV) +int ei_writev_fill_t__(int fd, const struct iovec *iov, int iovcnt, ssize_t *len, unsigned ms); #endif #endif /* _EI_PORTIO_H */ diff --git a/lib/erl_interface/src/not_used/send_link.c b/lib/erl_interface/src/not_used/send_link.c index 7be476fd93..38fae27df4 100644 --- a/lib/erl_interface/src/not_used/send_link.c +++ b/lib/erl_interface/src/not_used/send_link.c @@ -50,6 +50,7 @@ static int link_unlink(int fd, const erlang_pid *from, const erlang_pid *to, char *s; int index = 0; int n; + unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms; index = 5; /* max sizes: */ ei_encode_version(msgbuf,&index); /* 1 */ @@ -69,7 +70,7 @@ static int link_unlink(int fd, const erlang_pid *from, const erlang_pid *to, if (ei_trace_distribution > 1) ei_show_sendmsg(stderr,msgbuf,NULL); #endif - n = ei_write_fill_t(fd,msgbuf,index,ms); + n = ei_write_fill_t__(fd,msgbuf,index,tmo); return (n==index ? 0 : -1); } diff --git a/lib/erl_interface/test/ei_accept_SUITE.erl b/lib/erl_interface/test/ei_accept_SUITE.erl index 78a433d21b..9c9c3f86b6 100644 --- a/lib/erl_interface/test/ei_accept_SUITE.erl +++ b/lib/erl_interface/test/ei_accept_SUITE.erl @@ -81,12 +81,10 @@ ei_accept(Config) when is_list(Config) -> ei_threaded_accept(Config) when is_list(Config) -> Einode = filename:join(proplists:get_value(data_dir, Config), "eiaccnode"), - N = 1, % 3, + N = 3, Host = atom_to_list(node()), - Port = 6767, - start_einode(Einode, N, Host, Port), + start_einode(Einode, N, Host), io:format("started eiaccnode"), - %%spawn_link(fun() -> start_einode(Einode, N, Host, Port) end), TestServerPid = self(), [spawn_link(fun() -> send_rec_einode(I, TestServerPid) end) || I <- lists:seq(0, N-1)], [receive I -> ok end || I <- lists:seq(0, N-1) ], @@ -159,10 +157,9 @@ send_rec_einode(N, TestServerPid) -> ct:fail(EINode) end. -start_einode(Einode, N, Host, Port) -> +start_einode(Einode, N, Host) -> Einodecmd = Einode ++ " " ++ atom_to_list(erlang:get_cookie()) - ++ " " ++ integer_to_list(N) ++ " " ++ Host ++ " " - ++ integer_to_list(Port) ++ " nothreads", + ++ " " ++ integer_to_list(N) ++ " " ++ Host, io:format("Einodecmd ~p ~n", [Einodecmd]), open_port({spawn, Einodecmd}, []), ok. diff --git a/lib/erl_interface/test/ei_accept_SUITE_data/ei_accept_test.c b/lib/erl_interface/test/ei_accept_SUITE_data/ei_accept_test.c index 50df848b69..c209f506b1 100644 --- a/lib/erl_interface/test/ei_accept_SUITE_data/ei_accept_test.c +++ b/lib/erl_interface/test/ei_accept_SUITE_data/ei_accept_test.c @@ -74,6 +74,8 @@ TESTCASE(interpret) int i; ei_term term; + ei_init(); + ei_x_new(&x); while (get_bin_term(&x, &term) == 0) { char* buf = x.buff, func[MAXATOMLEN]; @@ -125,45 +127,26 @@ static void cmd_ei_connect_init(char* buf, int len) ei_x_free(&res); } -static int my_listen(int port) -{ - int listen_fd; - struct sockaddr_in addr; - const char *on = "1"; - - if ((listen_fd = socket(AF_INET, SOCK_STREAM, 0)) < 0) - return -1; - - setsockopt(listen_fd, SOL_SOCKET, SO_REUSEADDR, on, sizeof(on)); - - memset((void*) &addr, 0, (size_t) sizeof(addr)); - addr.sin_family = AF_INET; - addr.sin_port = htons(port); - addr.sin_addr.s_addr = htonl(INADDR_ANY); - - if (bind(listen_fd, (struct sockaddr*) &addr, sizeof(addr)) < 0) - return -1; - - listen(listen_fd, 5); - return listen_fd; -} - static void cmd_ei_publish(char* buf, int len) { int index = 0; - int listen, r; - long port; + int iport, lfd, r; + long lport; ei_x_buff x; int i; /* get port */ - if (ei_decode_long(buf, &index, &port) < 0) + if (ei_decode_long(buf, &index, &lport) < 0) fail("expected int (port)"); /* Make a listen socket */ - if ((listen = my_listen(port)) <= 0) + + iport = (int) lport; + lfd = ei_listen(&ec, &iport, 5); + if (lfd < 0) fail("listen"); + lport = (long) iport; - if ((i = ei_publish(&ec, port)) == -1) + if ((i = ei_publish(&ec, lport)) == -1) fail("ei_publish"); #ifdef VXWORKS save_fd(i); @@ -171,7 +154,7 @@ static void cmd_ei_publish(char* buf, int len) /* send listen-fd, result and errno */ ei_x_new_with_version(&x); ei_x_encode_tuple_header(&x, 3); - ei_x_encode_long(&x, listen); + ei_x_encode_long(&x, (long) lfd); ei_x_encode_long(&x, i); ei_x_encode_long(&x, erl_errno); send_bin_term(&x); diff --git a/lib/erl_interface/test/ei_accept_SUITE_data/eiaccnode.c b/lib/erl_interface/test/ei_accept_SUITE_data/eiaccnode.c index 308f843530..90c7a2259f 100644 --- a/lib/erl_interface/test/ei_accept_SUITE_data/eiaccnode.c +++ b/lib/erl_interface/test/ei_accept_SUITE_data/eiaccnode.c @@ -47,8 +47,6 @@ #define MAIN main #endif -static int my_listen(int port); - /* A small einode. To be called from the test case ei_accept_SUITE:multi_thread @@ -64,7 +62,6 @@ static int my_listen(int port); */ static const char* cookie, * desthost; -static int port; /* actually base port */ #ifndef SD_SEND #ifdef SHUTWR @@ -74,10 +71,6 @@ static int port; /* actually base port */ #endif #endif -#ifndef __WIN32__ -#define closesocket(fd) close(fd) -#endif - #ifdef __WIN32__ static DWORD WINAPI #else @@ -86,26 +79,32 @@ static void* einode_thread(void* num) { int n = (int)num; + int port; ei_cnode ec; - char myname[100], destname[100]; + char myname[100], destname[100], filename[100]; int r, fd, listen; ErlConnect conn; erlang_msg msg; -/* FILE* f;*/ + FILE* file; - sprintf(myname, "eiacc%d", n); - printf("thread %d (%s) listening\n", n, myname, destname); + sprintf(filename, "eiacc%d_trace.txt", n); + file = fopen(filename, "w"); + + sprintf(myname, "eiacc%d", n); fflush(file); r = ei_connect_init(&ec, myname, cookie, 0); - if ((listen = my_listen(port+n)) <= 0) { - printf("listen err\n"); + port = 0; + listen = ei_listen(&ec, &port, 5); + if (listen <= 0) { + fprintf(file, "listen err\n"); fflush(file); exit(7); } - if (ei_publish(&ec, port + n) == -1) { - printf("ei_publish port %d\n", port+n); + fprintf(file, "thread %d (%s:%s) listening on port %d\n", n, myname, destname, port); + if (ei_publish(&ec, port) == -1) { + fprintf(file, "ei_publish port %d\n", port+n); fflush(file); exit(8); } fd = ei_accept(&ec, listen, &conn); - printf("ei_accept %d\n", fd); + fprintf(file, "ei_accept %d\n", fd); fflush(file); if (fd >= 0) { ei_x_buff x, xs; int index, version; @@ -117,37 +116,38 @@ static void* if (got == ERL_TICK) continue; if (got == ERL_ERROR) { - printf("receive error %d\n", n); + fprintf(file, "receive error %d\n", n); fflush(file); return 0; } - printf("received %d\n", got); + fprintf(file, "received %d\n", got); fflush(file); break; } index = 0; if (ei_decode_version(x.buff, &index, &version) != 0) { - printf("ei_decode_version %d\n", n); + fprintf(file, "ei_decode_version %d\n", n); fflush(file); return 0; } if (ei_decode_pid(x.buff, &index, &pid) != 0) { - printf("ei_decode_pid %d\n", n); + fprintf(file, "ei_decode_pid %d\n", n); fflush(file); return 0; } -/* fprintf(f, "got pid from %s \n", pid.node);*/ + fprintf(file, "got pid from %s \n", pid.node); fflush(file); ei_x_new_with_version(&xs); ei_x_encode_tuple_header(&xs, 2); ei_x_encode_long(&xs, n); ei_x_encode_pid(&xs, &pid); r = ei_send(fd, &pid, xs.buff, xs.index); -/* fprintf(f, "sent %d bytes %d\n", xs.index, r);*/ + fprintf(file, "sent %d bytes %d\n", xs.index, r); fflush(file); shutdown(fd, SD_SEND); - closesocket(fd); + ei_close_connection(fd); ei_x_free(&x); ei_x_free(&xs); } else { - printf("coudn't connect fd %d r %d\n", fd, r); + fprintf(file, "coudn't connect fd %d r %d\n", fd, r); fflush(file); } - printf("done thread %d\n", n); -/* fclose(f);*/ + ei_close_connection(listen); + fprintf(file, "done thread %d\n", n); + fclose(file); return 0; } @@ -170,12 +170,16 @@ MAIN(int argc, char *argv[]) if (n > 100) exit(2); desthost = argv[3]; - port = atoi(argv[4]); -#ifndef VXWORKS - no_threads = argv[5] != NULL && strcmp(argv[5], "nothreads") == 0; -#else + if (argc == 3) + no_threads = 0; + else + no_threads = argv[4] != NULL && strcmp(argv[4], "nothreads") == 0; +#ifdef VXWORKS no_threads = 1; #endif + + ei_init(); + for (i = 0; i < n; ++i) { if (!no_threads) { #ifndef VXWORKS @@ -209,27 +213,3 @@ MAIN(int argc, char *argv[]) printf("ok\n"); return 0; } - -static int my_listen(int port) -{ - int listen_fd; - struct sockaddr_in addr; - const char *on = "1"; - - if ((listen_fd = socket(AF_INET, SOCK_STREAM, 0)) < 0) - return -1; - - setsockopt(listen_fd, SOL_SOCKET, SO_REUSEADDR, on, sizeof(on)); - - memset((void*) &addr, 0, (size_t) sizeof(addr)); - addr.sin_family = AF_INET; - addr.sin_port = htons(port); - addr.sin_addr.s_addr = htonl(INADDR_ANY); - - if (bind(listen_fd, (struct sockaddr*) &addr, sizeof(addr)) < 0) - return -1; - - listen(listen_fd, 5); - return listen_fd; -} - diff --git a/lib/erl_interface/test/ei_connect_SUITE_data/ei_connect_test.c b/lib/erl_interface/test/ei_connect_SUITE_data/ei_connect_test.c index 29c03d7604..58c0c7f8d8 100644 --- a/lib/erl_interface/test/ei_connect_SUITE_data/ei_connect_test.c +++ b/lib/erl_interface/test/ei_connect_SUITE_data/ei_connect_test.c @@ -73,6 +73,8 @@ TESTCASE(interpret) int i; ei_term term; + ei_init(); + ei_x_new(&x); while (get_bin_term(&x, &term) == 0) { char* buf = x.buff, func[MAXATOMLEN]; diff --git a/lib/erl_interface/test/ei_decode_SUITE_data/ei_decode_test.c b/lib/erl_interface/test/ei_decode_SUITE_data/ei_decode_test.c index f945a7d378..e516f310b6 100644 --- a/lib/erl_interface/test/ei_decode_SUITE_data/ei_decode_test.c +++ b/lib/erl_interface/test/ei_decode_SUITE_data/ei_decode_test.c @@ -321,6 +321,8 @@ int ei_decode_my_string(const char *buf, int *index, char *to, TESTCASE(test_ei_decode_long) { + ei_init(); + EI_DECODE_2 (decode_long, 2, long, 0); EI_DECODE_2 (decode_long, 2, long, 255); EI_DECODE_2 (decode_long, 5, long, 256); @@ -363,6 +365,8 @@ TESTCASE(test_ei_decode_long) TESTCASE(test_ei_decode_ulong) { + ei_init(); + EI_DECODE_2 (decode_ulong, 2, unsigned long, 0); EI_DECODE_2 (decode_ulong, 2, unsigned long, 255); EI_DECODE_2 (decode_ulong, 5, unsigned long, 256); @@ -409,6 +413,8 @@ TESTCASE(test_ei_decode_ulong) TESTCASE(test_ei_decode_longlong) { + ei_init(); + #ifndef VXWORKS EI_DECODE_2 (decode_longlong, 2, EI_LONGLONG, 0); EI_DECODE_2 (decode_longlong, 2, EI_LONGLONG, 255); @@ -443,6 +449,8 @@ TESTCASE(test_ei_decode_longlong) TESTCASE(test_ei_decode_ulonglong) { + ei_init(); + #ifndef VXWORKS EI_DECODE_2 (decode_ulonglong, 2, EI_ULONGLONG, 0); EI_DECODE_2 (decode_ulonglong, 2, EI_ULONGLONG, 255); @@ -478,6 +486,8 @@ TESTCASE(test_ei_decode_ulonglong) TESTCASE(test_ei_decode_char) { + ei_init(); + EI_DECODE_2(decode_char, 2, char, 0); EI_DECODE_2(decode_char, 2, char, 0x7f); EI_DECODE_2(decode_char, 2, char, 0xff); @@ -491,6 +501,8 @@ TESTCASE(test_ei_decode_char) TESTCASE(test_ei_decode_nonoptimal) { + ei_init(); + EI_DECODE_2(decode_char, 2, char, 42); EI_DECODE_2(decode_char, 5, char, 42); EI_DECODE_2(decode_char, 4, char, 42); @@ -612,6 +624,8 @@ TESTCASE(test_ei_decode_nonoptimal) TESTCASE(test_ei_decode_misc) { + ei_init(); + /* EI_DECODE_0(decode_version); */ @@ -647,6 +661,7 @@ TESTCASE(test_ei_decode_misc) TESTCASE(test_ei_decode_utf8_atom) { + ei_init(); EI_DECODE_STRING_4(decode_my_atom_as, 4, P99({229,0}), /* LATIN1 "�" */ P99({ERLANG_ANY,ERLANG_LATIN1,ERLANG_LATIN1})); diff --git a/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c b/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c index 9977683d59..55d9ed1b1a 100644 --- a/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c +++ b/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c @@ -477,6 +477,8 @@ TESTCASE(test_ei_decode_encode) { int i; + ei_init(); + decode_encode_one(&fun_type); decode_encode_one(&pid_type); decode_encode_one(&port_type); diff --git a/lib/erl_interface/test/ei_encode_SUITE_data/ei_encode_test.c b/lib/erl_interface/test/ei_encode_SUITE_data/ei_encode_test.c index 32811fdf22..6f63cc5d7e 100644 --- a/lib/erl_interface/test/ei_encode_SUITE_data/ei_encode_test.c +++ b/lib/erl_interface/test/ei_encode_SUITE_data/ei_encode_test.c @@ -403,6 +403,8 @@ TESTCASE(test_ei_encode_long) { + ei_init(); + EI_ENCODE_1(encode_long, 0); EI_ENCODE_1(encode_long, 255); @@ -430,6 +432,8 @@ TESTCASE(test_ei_encode_long) TESTCASE(test_ei_encode_ulong) { + ei_init(); + EI_ENCODE_1(encode_ulong, 0); EI_ENCODE_1(encode_ulong, 255); @@ -454,6 +458,7 @@ TESTCASE(test_ei_encode_ulong) TESTCASE(test_ei_encode_longlong) { + ei_init(); #ifndef VXWORKS @@ -494,6 +499,7 @@ TESTCASE(test_ei_encode_longlong) TESTCASE(test_ei_encode_ulonglong) { + ei_init(); #ifndef VXWORKS @@ -527,6 +533,8 @@ TESTCASE(test_ei_encode_ulonglong) TESTCASE(test_ei_encode_char) { + ei_init(); + EI_ENCODE_1(encode_char, 0); EI_ENCODE_1(encode_char, 0x7f); @@ -540,6 +548,8 @@ TESTCASE(test_ei_encode_char) TESTCASE(test_ei_encode_misc) { + ei_init(); + EI_ENCODE_0(encode_version); EI_ENCODE_1(encode_double, 0.0); @@ -594,6 +604,8 @@ TESTCASE(test_ei_encode_fails) char buf[1024]; int index; + ei_init(); + /* FIXME the ei_x versions are not tested */ index = 0; @@ -660,6 +672,7 @@ TESTCASE(test_ei_encode_fails) TESTCASE(test_ei_encode_utf8_atom) { + ei_init(); EI_ENCODE_3(encode_atom_as, "�", ERLANG_LATIN1, ERLANG_UTF8); EI_ENCODE_3(encode_atom_as, "�", ERLANG_LATIN1, ERLANG_LATIN1); @@ -686,6 +699,7 @@ TESTCASE(test_ei_encode_utf8_atom) TESTCASE(test_ei_encode_utf8_atom_len) { + ei_init(); EI_ENCODE_4(encode_atom_len_as, "���", 1, ERLANG_LATIN1, ERLANG_UTF8); EI_ENCODE_4(encode_atom_len_as, "���", 2, ERLANG_LATIN1, ERLANG_LATIN1); diff --git a/lib/erl_interface/test/ei_format_SUITE_data/ei_format_test.c b/lib/erl_interface/test/ei_format_SUITE_data/ei_format_test.c index 8450332b28..1c0443c0f4 100644 --- a/lib/erl_interface/test/ei_format_SUITE_data/ei_format_test.c +++ b/lib/erl_interface/test/ei_format_SUITE_data/ei_format_test.c @@ -48,6 +48,8 @@ send_format(char* format) TESTCASE(atoms) { + ei_init(); + send_format("''"); send_format("'a'"); send_format("'A'"); @@ -82,6 +84,8 @@ TESTCASE(atoms) TESTCASE(tuples) { + ei_init(); + send_format("{}"); send_format("{a}"); send_format("{a, b}"); @@ -108,6 +112,8 @@ TESTCASE(lists) ei_x_buff x; static char str[65537]; + ei_init(); + send_format("[]"); send_format("[a]"); send_format("[a, b]"); @@ -177,6 +183,8 @@ TESTCASE(format_wo_ver) { */ ei_x_buff x; + ei_init(); + ei_x_new (&x); ei_x_format(&x, "[-1, +2, ~c, {~a,~s},{~a,~i}]", 'c', "a", "b", "c", 10); send_bin_term(&x); diff --git a/lib/erl_interface/test/ei_print_SUITE_data/ei_print_test.c b/lib/erl_interface/test/ei_print_SUITE_data/ei_print_test.c index 15cfbcae34..80be3016e6 100644 --- a/lib/erl_interface/test/ei_print_SUITE_data/ei_print_test.c +++ b/lib/erl_interface/test/ei_print_SUITE_data/ei_print_test.c @@ -84,6 +84,8 @@ static void send_printed3f(char* format, float f1, float f2) TESTCASE(atoms) { + ei_init(); + send_printed("''"); send_printed("'a'"); send_printed("'A'"); @@ -118,6 +120,8 @@ TESTCASE(atoms) TESTCASE(tuples) { + ei_init(); + send_printed("{}"); send_printed("{a}"); send_printed("{a, b}"); @@ -138,6 +142,8 @@ TESTCASE(lists) { ei_x_buff x; + ei_init(); + send_printed("[]"); send_printed("[a]"); send_printed("[a, b]"); @@ -164,6 +170,8 @@ TESTCASE(strings) { ei_x_buff x; + ei_init(); + send_printed("\"\n\""); send_printed("\"\r\n\""); send_printed("\"a\""); diff --git a/lib/erl_interface/test/ei_tmo_SUITE_data/ei_tmo_test.c b/lib/erl_interface/test/ei_tmo_SUITE_data/ei_tmo_test.c index 39846e4a58..693e405f75 100644 --- a/lib/erl_interface/test/ei_tmo_SUITE_data/ei_tmo_test.c +++ b/lib/erl_interface/test/ei_tmo_SUITE_data/ei_tmo_test.c @@ -96,6 +96,8 @@ TESTCASE(framework_check) int i; #endif + ei_init(); + OPEN_DEBUGFILE(1); DEBUGF(("B�rjar... \n")); @@ -340,6 +342,7 @@ TESTCASE(recv_tmo) int com_sock = -1; ei_cnode nodeinfo; + ei_init(); OPEN_DEBUGFILE(5); @@ -450,6 +453,7 @@ TESTCASE(send_tmo) int com_sock = -1; ei_cnode nodeinfo; + ei_init(); OPEN_DEBUGFILE(4); @@ -591,7 +595,7 @@ TESTCASE(connect_tmo) int com_sock = -1; ei_cnode nodeinfo; - + ei_init(); OPEN_DEBUGFILE(3); @@ -680,7 +684,7 @@ TESTCASE(accept_tmo) ErlConnect peer; ei_cnode nodeinfo; - + ei_init(); OPEN_DEBUGFILE(2); diff --git a/lib/erl_interface/test/erl_eterm_SUITE_data/cnode.c b/lib/erl_interface/test/erl_eterm_SUITE_data/cnode.c index bead0f8413..b87feb9dfc 100644 --- a/lib/erl_interface/test/erl_eterm_SUITE_data/cnode.c +++ b/lib/erl_interface/test/erl_eterm_SUITE_data/cnode.c @@ -20,7 +20,7 @@ #include <stdlib.h> #include <stdio.h> - +#include <string.h> #include "ei.h" #include "erl_interface.h" @@ -68,6 +68,7 @@ MAIN(int argc, char **argv) char host[80]; int number; ETERM *ref, *ref1, *ref2; + FILE *dfile = fopen("cnode_debug_printout", "w"); erl_init(NULL, 0); @@ -80,28 +81,30 @@ MAIN(int argc, char **argv) gethostname(host, sizeof(host)); sprintf(node, "c%d@%s", number, host); - printf("s = %d\n", s); + fprintf(dfile, "s = %d\n", s); fflush(dfile); sprintf(server, "test_server@%s", host); fd = erl_connect(server); - printf("fd = %d\n", fd); + fprintf(dfile, "fd = %d\n", fd); -/* printf("dist = %d\n", erl_distversion(fd)); */ +/* fprintf(dfile, "dist = %d\n", erl_distversion(fd)); */ #if 1 ref = erl_mk_long_ref(node, 4711, 113, 98, 0); #else ref = erl_mk_ref(node, 4711, 0); #endif - printf("ref = %d\n", ref); + fprintf(dfile, "ref = %p\n", ref); fflush(dfile); s = erl_reg_send(fd, "mip", ref); - printf("s = %d\n", s); + fprintf(dfile, "s = %d\n", s); fflush(dfile); { ETERM* emsg; emsg = SELF(fd); - erl_reg_send(fd,"mip",emsg); + fprintf(dfile, "pid = %p\n", emsg); fflush(dfile); + s = erl_reg_send(fd,"mip",emsg); + fprintf(dfile, "s2 = %d\n", s); fflush(dfile); erl_free_term(emsg); } @@ -116,28 +119,29 @@ MAIN(int argc, char **argv) #endif switch (s) { case ERL_TICK: - printf("tick\n"); + fprintf(dfile, "tick\n"); break; case ERL_ERROR: - printf("error\n"); + fprintf(dfile, "error: %s (%d)\n", strerror(erl_errno), erl_errno); break; case ERL_MSG: - printf("msg %d\n", msgsize); + fprintf(dfile, "msg %d\n", msgsize); break; default: - printf("unknown result %d\n", s); + fprintf(dfile, "unknown result %d\n", s); break; } + fflush(dfile); } while (s == ERL_TICK); s = erl_reg_send(fd, "mip", msg.msg); - printf("s = %d\n", s); + fprintf(dfile, "s = %d\n", s); fflush(dfile); s = erl_reg_send(fd, "mip", msg.to); - printf("s = %d\n", s); + fprintf(dfile, "s = %d\n", s); fflush(dfile); #if 0 /* from = NULL! */ s = erl_reg_send(fd, "mip", msg.from); - printf("s = %d\n", s); + fprintf(dfile, "s = %d\n", s); fflush(dfile); #endif #if 0 @@ -150,17 +154,19 @@ MAIN(int argc, char **argv) ref1 = erl_mk_long_ref(node, 4711, 113, 98, 0); ref2 = erl_mk_ref(node, 4711, 0); s = erl_encode(ref1, buf1); - printf("enc1 s = %d\n", s); + fprintf(dfile, "enc1 s = %d\n", s); fflush(dfile); s = erl_encode(ref2, buf2); - printf("enc2 s = %d\n", s); + fprintf(dfile, "enc2 s = %d\n", s); fflush(dfile); s = erl_compare_ext(buf1, buf2); - printf("comp s = %d\n", s); + fprintf(dfile, "comp s = %d\n", s); fflush(dfile); /* Compare, in another way */ s = erl_match(ref1, ref2); - printf("match s = %d\n", s); + fprintf(dfile, "match s = %d\n", s); fflush(dfile); #endif + fclose(dfile); + erl_close_connection(fd); return 0; |