Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1 | /*********************************************************** |
Guido van Rossum | 524b588 | 1995-01-04 19:10:35 +0000 | [diff] [blame] | 2 | Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam, |
| 3 | The Netherlands. |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 4 | |
| 5 | All Rights Reserved |
| 6 | |
| 7 | Permission to use, copy, modify, and distribute this software and its |
| 8 | documentation for any purpose and without fee is hereby granted, |
| 9 | provided that the above copyright notice appear in all copies and that |
| 10 | both that copyright notice and this permission notice appear in |
| 11 | supporting documentation, and that the names of Stichting Mathematisch |
| 12 | Centrum or CWI not be used in advertising or publicity pertaining to |
| 13 | distribution of the software without specific, written prior permission. |
| 14 | |
| 15 | STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO |
| 16 | THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| 17 | FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE |
| 18 | FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 19 | WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 20 | ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
| 21 | OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 22 | |
| 23 | ******************************************************************/ |
| 24 | |
| 25 | /* Socket module */ |
| 26 | |
| 27 | /* |
| 28 | This module provides an interface to Berkeley socket IPC. |
| 29 | |
| 30 | Limitations: |
| 31 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 32 | - only AF_INET and AF_UNIX address families are supported |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 33 | - no read/write operations (use send/recv or makefile instead) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 34 | |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 35 | Module interface: |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 36 | |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 37 | - socket.error: exception raised for socket specific errors |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 38 | - socket.gethostbyname(hostname) --> host IP address (string: 'dd.dd.dd.dd') |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 39 | - socket.gethostbyaddr(IP address) --> (hostname, [alias, ...], [IP addr, ...]) |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 40 | - socket.gethostname() --> host name (string: 'spam' or 'spam.domain.com') |
| 41 | - socket.getservbyname(servicename, protocolname) --> port number |
Guido van Rossum | 4dd2a7e | 1991-07-01 18:51:33 +0000 | [diff] [blame] | 42 | - socket.socket(family, type [, proto]) --> new socket object |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 43 | - socket.AF_INET, socket.SOCK_STREAM, etc.: constants from <socket.h> |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 44 | - an Internet socket address is a pair (hostname, port) |
| 45 | where hostname can be anything recognized by gethostbyname() |
| 46 | (including the dd.dd.dd.dd notation) and port is in host byte order |
| 47 | - where a hostname is returned, the dd.dd.dd.dd notation is used |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 48 | - a UNIX domain socket address is a string specifying the pathname |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 49 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 50 | Socket methods: |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 51 | |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 52 | - s.accept() --> new socket object, sockaddr |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 53 | - s.bind(sockaddr) --> None |
| 54 | - s.close() --> None |
| 55 | - s.connect(sockaddr) --> None |
| 56 | - s.fileno() --> file descriptor |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 57 | - s.getpeername() --> sockaddr |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 58 | - s.getsockname() --> sockaddr |
| 59 | - s.getsockopt(level, optname[, buflen]) --> int or string |
| 60 | - s.listen(backlog) --> None |
Guido van Rossum | 6b14491 | 1995-03-14 15:05:13 +0000 | [diff] [blame] | 61 | - s.makefile([mode[, bufsize]]) --> file object |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 62 | - s.recv(buflen [,flags]) --> string |
| 63 | - s.recvfrom(buflen [,flags]) --> string, sockaddr |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 64 | - s.send(string [,flags]) --> nbytes |
| 65 | - s.sendto(string, [flags,] sockaddr) --> nbytes |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 66 | - s.setblocking(0 | 1) --> None |
| 67 | - s.setsockopt(level, optname, value) --> None |
| 68 | - s.shutdown(how) --> None |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 69 | - repr(s) --> "<socket object, fd=%d, family=%d, type=%d, protocol=%d>" |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 70 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 71 | */ |
| 72 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 73 | #include "Python.h" |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 74 | |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 75 | #include <sys/types.h> |
| 76 | #include "mytime.h" |
Guido van Rossum | ed233a5 | 1992-06-23 09:07:03 +0000 | [diff] [blame] | 77 | |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 78 | #include <signal.h> |
Guido van Rossum | 5555854 | 1996-05-23 22:54:50 +0000 | [diff] [blame] | 79 | #ifndef _MSC_VER |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 80 | #include <netdb.h> |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 81 | #include <sys/socket.h> |
| 82 | #include <netinet/in.h> |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 83 | #include <fcntl.h> |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 84 | #else |
| 85 | #include <winsock.h> |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 86 | #include <fcntl.h> |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 87 | #endif |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 88 | #ifdef HAVE_SYS_UN_H |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 89 | #include <sys/un.h> |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 90 | #else |
| 91 | #undef AF_UNIX |
Guido van Rossum | 9575a44 | 1993-04-07 14:06:14 +0000 | [diff] [blame] | 92 | #endif |
| 93 | |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 94 | #ifndef O_NDELAY |
| 95 | #define O_NDELAY O_NONBLOCK /* For QNX only? */ |
| 96 | #endif |
| 97 | |
Jack Jansen | 508537b | 1996-02-14 15:57:45 +0000 | [diff] [blame] | 98 | #ifdef USE_GUSI |
| 99 | /* fdopen() isn't declared in stdio.h (sigh) */ |
| 100 | #include <GUSI.h> |
| 101 | #endif |
| 102 | |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 103 | |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 104 | /* Here we have some hacks to choose between K&R or ANSI style function |
| 105 | definitions. For NT to build this as an extension module (ie, DLL) |
| 106 | it must be compiled by the C++ compiler, as it takes the address of |
| 107 | a static data item exported from the main Python DLL. |
| 108 | */ |
| 109 | #ifdef NT |
| 110 | /* seem to be a few differences in the API */ |
| 111 | #define close closesocket |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 112 | #define NO_DUP /* Define for NT 3.1, Win3.1 and Win95, Undefine for NT3.5 */ |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 113 | #define FORCE_ANSI_FUNC_DEFS |
| 114 | #endif |
| 115 | |
| 116 | #ifdef FORCE_ANSI_FUNC_DEFS |
| 117 | #define BUILD_FUNC_DEF_1( fnname, arg1type, arg1name ) \ |
| 118 | fnname( arg1type arg1name ) |
| 119 | |
| 120 | #define BUILD_FUNC_DEF_2( fnname, arg1type, arg1name, arg2type, arg2name ) \ |
| 121 | fnname( arg1type arg1name, arg2type arg2name ) |
| 122 | |
| 123 | #define BUILD_FUNC_DEF_3( fnname, arg1type, arg1name, arg2type, arg2name , arg3type, arg3name ) \ |
| 124 | fnname( arg1type arg1name, arg2type arg2name, arg3type arg3name ) |
| 125 | |
| 126 | #define BUILD_FUNC_DEF_4( fnname, arg1type, arg1name, arg2type, arg2name , arg3type, arg3name, arg4type, arg4name ) \ |
| 127 | fnname( arg1type arg1name, arg2type arg2name, arg3type arg3name, arg4type arg4name ) |
| 128 | |
| 129 | #else /* !FORCE_ANSI_FN_DEFS */ |
| 130 | #define BUILD_FUNC_DEF_1( fnname, arg1type, arg1name ) \ |
| 131 | fnname( arg1name ) \ |
| 132 | arg1type arg1name; |
| 133 | |
| 134 | #define BUILD_FUNC_DEF_2( fnname, arg1type, arg1name, arg2type, arg2name ) \ |
| 135 | fnname( arg1name, arg2name ) \ |
| 136 | arg1type arg1name; \ |
| 137 | arg2type arg2name; |
| 138 | |
| 139 | #define BUILD_FUNC_DEF_3( fnname, arg1type, arg1name, arg2type, arg2name, arg3type, arg3name ) \ |
| 140 | fnname( arg1name, arg2name, arg3name ) \ |
| 141 | arg1type arg1name; \ |
| 142 | arg2type arg2name; \ |
| 143 | arg3type arg3name; |
| 144 | |
| 145 | #define BUILD_FUNC_DEF_4( fnname, arg1type, arg1name, arg2type, arg2name, arg3type, arg3name, arg4type, arg4name ) \ |
| 146 | fnname( arg1name, arg2name, arg3name, arg4name ) \ |
| 147 | arg1type arg1name; \ |
| 148 | arg2type arg2name; \ |
| 149 | arg3type arg3name; \ |
| 150 | arg4type arg4name; |
| 151 | |
| 152 | #endif /* !FORCE_ANSI_FN_DEFS */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 153 | |
| 154 | /* Global variable holding the exception type for errors detected |
| 155 | by this module (but not argument type or memory errors, etc.). */ |
| 156 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 157 | static PyObject *PySocket_Error; |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 158 | |
| 159 | |
| 160 | /* Convenience function to raise an error according to errno |
| 161 | and return a NULL pointer from a function. */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 162 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 163 | static PyObject * |
| 164 | PySocket_Err() |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 165 | { |
Guido van Rossum | 14ed0b2 | 1994-09-29 09:50:09 +0000 | [diff] [blame] | 166 | #ifdef NT |
| 167 | if (WSAGetLastError()) { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 168 | PyObject *v; |
| 169 | v = Py_BuildValue("(is)", WSAGetLastError(), "winsock error"); |
Guido van Rossum | 14ed0b2 | 1994-09-29 09:50:09 +0000 | [diff] [blame] | 170 | if (v != NULL) { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 171 | PyErr_SetObject(PySocket_Error, v); |
| 172 | Py_DECREF(v); |
Guido van Rossum | 14ed0b2 | 1994-09-29 09:50:09 +0000 | [diff] [blame] | 173 | } |
| 174 | return NULL; |
| 175 | } |
| 176 | else |
| 177 | #endif |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 178 | return PyErr_SetFromErrno(PySocket_Error); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 179 | } |
| 180 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 181 | |
| 182 | /* The object holding a socket. It holds some extra information, |
| 183 | like the address family, which is used to decode socket address |
| 184 | arguments properly. */ |
| 185 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 186 | typedef struct { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 187 | PyObject_HEAD |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 188 | int sock_fd; /* Socket file descriptor */ |
| 189 | int sock_family; /* Address family, e.g., AF_INET */ |
| 190 | int sock_type; /* Socket type, e.g., SOCK_STREAM */ |
| 191 | int sock_proto; /* Protocol type, usually 0 */ |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 192 | union sock_addr { |
| 193 | struct sockaddr_in in; |
| 194 | #ifdef AF_UNIX |
| 195 | struct sockaddr_un un; |
| 196 | #endif |
| 197 | } sock_addr; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 198 | } PySocketSockObject; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 199 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 200 | |
| 201 | /* A forward reference to the Socktype type object. |
| 202 | The Socktype variable contains pointers to various functions, |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 203 | some of which call newsockobject(), which uses Socktype, so |
Guido van Rossum | 54ba21b | 1991-09-10 14:57:12 +0000 | [diff] [blame] | 204 | there has to be a circular reference. */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 205 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 206 | staticforward PyTypeObject PySocketSock_Type; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 207 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 208 | |
| 209 | /* Create a new socket object. |
| 210 | This just creates the object and initializes it. |
| 211 | If the creation fails, return NULL and set an exception (implicit |
| 212 | in NEWOBJ()). */ |
| 213 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 214 | static PySocketSockObject * |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 215 | BUILD_FUNC_DEF_4(PySocketSock_New,int,fd, int,family, int,type, int,proto) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 216 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 217 | PySocketSockObject *s; |
Guido van Rossum | 5555854 | 1996-05-23 22:54:50 +0000 | [diff] [blame] | 218 | PySocketSock_Type.ob_type = &PyType_Type; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 219 | s = PyObject_NEW(PySocketSockObject, &PySocketSock_Type); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 220 | if (s != NULL) { |
| 221 | s->sock_fd = fd; |
| 222 | s->sock_family = family; |
| 223 | s->sock_type = type; |
| 224 | s->sock_proto = proto; |
| 225 | } |
| 226 | return s; |
| 227 | } |
| 228 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 229 | |
| 230 | /* Convert a string specifying a host name or one of a few symbolic |
| 231 | names to a numeric IP address. This usually calls gethostbyname() |
| 232 | to do the work; the names "" and "<broadcast>" are special. |
| 233 | Return the length (should always be 4 bytes), or negative if |
| 234 | an error occurred; then an exception is raised. */ |
| 235 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 236 | static int |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 237 | BUILD_FUNC_DEF_2(setipaddr, char*,name, struct sockaddr_in *,addr_ret) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 238 | { |
| 239 | struct hostent *hp; |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 240 | int d1, d2, d3, d4; |
| 241 | char ch; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 242 | #ifdef HAVE_GETHOSTBYNAME_R |
| 243 | struct hostent hp_allocated; |
| 244 | char buf[1001]; |
| 245 | int buf_len = (sizeof buf) - 1; |
| 246 | int errnop; |
| 247 | #endif /* HAVE_GETHOSTBYNAME_R */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 248 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 249 | if (name[0] == '\0') { |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 250 | addr_ret->sin_addr.s_addr = INADDR_ANY; |
| 251 | return 4; |
| 252 | } |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 253 | if (name[0] == '<' && strcmp(name, "<broadcast>") == 0) { |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 254 | addr_ret->sin_addr.s_addr = INADDR_BROADCAST; |
| 255 | return 4; |
| 256 | } |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 257 | if (sscanf(name, "%d.%d.%d.%d%c", &d1, &d2, &d3, &d4, &ch) == 4 && |
| 258 | 0 <= d1 && d1 <= 255 && 0 <= d2 && d2 <= 255 && |
| 259 | 0 <= d3 && d3 <= 255 && 0 <= d4 && d4 <= 255) { |
| 260 | addr_ret->sin_addr.s_addr = htonl( |
| 261 | ((long) d1 << 24) | ((long) d2 << 16) | |
| 262 | ((long) d3 << 8) | ((long) d4 << 0)); |
| 263 | return 4; |
| 264 | } |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 265 | #ifdef HAVE_GETHOSTBYNAME_R |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 266 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 267 | hp = gethostbyname_r(name, &hp_allocated, buf, buf_len, &errnop); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 268 | Py_END_ALLOW_THREADS |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 269 | #else /* not HAVE_GETHOSTBYNAME_R */ |
| 270 | hp = gethostbyname(name); |
| 271 | #endif /* HAVE_GETHOSTBYNAME_R */ |
| 272 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 273 | if (hp == NULL) { |
Guido van Rossum | ca9b323 | 1995-01-10 16:30:54 +0000 | [diff] [blame] | 274 | #ifdef HAVE_HSTRERROR |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 275 | /* Let's get real error message to return */ |
| 276 | extern int h_errno; |
| 277 | PyErr_SetString(PySocket_Error, (char *)hstrerror(h_errno)); |
| 278 | #else |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 279 | PyErr_SetString(PySocket_Error, "host not found"); |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 280 | #endif |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 281 | return -1; |
| 282 | } |
| 283 | memcpy((char *) &addr_ret->sin_addr, hp->h_addr, hp->h_length); |
| 284 | return hp->h_length; |
| 285 | } |
| 286 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 287 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 288 | /* Create a string object representing an IP address. |
| 289 | This is always a string of the form 'dd.dd.dd.dd' (with variable |
| 290 | size numbers). */ |
| 291 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 292 | static PyObject * |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 293 | BUILD_FUNC_DEF_1(makeipaddr, struct sockaddr_in *,addr) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 294 | { |
| 295 | long x = ntohl(addr->sin_addr.s_addr); |
| 296 | char buf[100]; |
| 297 | sprintf(buf, "%d.%d.%d.%d", |
| 298 | (int) (x>>24) & 0xff, (int) (x>>16) & 0xff, |
| 299 | (int) (x>> 8) & 0xff, (int) (x>> 0) & 0xff); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 300 | return PyString_FromString(buf); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 301 | } |
| 302 | |
| 303 | |
| 304 | /* Create an object representing the given socket address, |
| 305 | suitable for passing it back to bind(), connect() etc. |
| 306 | The family field of the sockaddr structure is inspected |
| 307 | to determine what kind of address it really is. */ |
| 308 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 309 | /*ARGSUSED*/ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 310 | static PyObject * |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 311 | BUILD_FUNC_DEF_2(makesockaddr,struct sockaddr *,addr, int,addrlen) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 312 | { |
Guido van Rossum | 25bec8c | 1992-08-05 19:00:45 +0000 | [diff] [blame] | 313 | if (addrlen == 0) { |
| 314 | /* No address -- may be recvfrom() from known socket */ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 315 | Py_INCREF(Py_None); |
| 316 | return Py_None; |
Guido van Rossum | 25bec8c | 1992-08-05 19:00:45 +0000 | [diff] [blame] | 317 | } |
| 318 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 319 | switch (addr->sa_family) { |
| 320 | |
| 321 | case AF_INET: |
| 322 | { |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 323 | struct sockaddr_in *a = (struct sockaddr_in *) addr; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 324 | PyObject *addr = makeipaddr(a); |
| 325 | PyObject *ret = Py_BuildValue("Oi", addr, ntohs(a->sin_port)); |
| 326 | Py_XDECREF(addr); |
Guido van Rossum | 6f5afc9 | 1993-02-05 09:46:15 +0000 | [diff] [blame] | 327 | return ret; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 328 | } |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 329 | |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 330 | #ifdef AF_UNIX |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 331 | case AF_UNIX: |
| 332 | { |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 333 | struct sockaddr_un *a = (struct sockaddr_un *) addr; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 334 | return PyString_FromString(a->sun_path); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 335 | } |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 336 | #endif /* AF_UNIX */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 337 | |
| 338 | /* More cases here... */ |
| 339 | |
| 340 | default: |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 341 | PyErr_SetString(PySocket_Error, "return unknown socket address type"); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 342 | return NULL; |
Guido van Rossum | 25bec8c | 1992-08-05 19:00:45 +0000 | [diff] [blame] | 343 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 344 | } |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 345 | } |
| 346 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 347 | |
| 348 | /* Parse a socket address argument according to the socket object's |
| 349 | address family. Return 1 if the address was in the proper format, |
| 350 | 0 of not. The address is returned through addr_ret, its length |
| 351 | through len_ret. */ |
| 352 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 353 | static int |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 354 | BUILD_FUNC_DEF_4( |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 355 | getsockaddrarg,PySocketSockObject *,s, PyObject *,args, struct sockaddr **,addr_ret, int *,len_ret) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 356 | { |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 357 | switch (s->sock_family) { |
| 358 | |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 359 | #ifdef AF_UNIX |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 360 | case AF_UNIX: |
| 361 | { |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 362 | struct sockaddr_un* addr; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 363 | char *path; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 364 | int len; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 365 | addr = (struct sockaddr_un* )&(s->sock_addr).un; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 366 | if (!PyArg_Parse(args, "s#", &path, &len)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 367 | return 0; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 368 | if (len > sizeof addr->sun_path) { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 369 | PyErr_SetString(PySocket_Error, "AF_UNIX path too long"); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 370 | return 0; |
| 371 | } |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 372 | addr->sun_family = AF_UNIX; |
| 373 | memcpy(addr->sun_path, path, len); |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 374 | addr->sun_path[len] = 0; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 375 | *addr_ret = (struct sockaddr *) addr; |
Guido van Rossum | 65af28a | 1996-06-11 18:36:33 +0000 | [diff] [blame^] | 376 | *len_ret = len + sizeof(*addr) - sizeof(addr->sun_path); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 377 | return 1; |
| 378 | } |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 379 | #endif /* AF_UNIX */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 380 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 381 | case AF_INET: |
| 382 | { |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 383 | struct sockaddr_in* addr; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 384 | char *host; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 385 | int port; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 386 | addr=(struct sockaddr_in*)&(s->sock_addr).in; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 387 | if (!PyArg_Parse(args, "(si)", &host, &port)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 388 | return 0; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 389 | if (setipaddr(host, addr) < 0) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 390 | return 0; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 391 | addr->sin_family = AF_INET; |
| 392 | addr->sin_port = htons(port); |
| 393 | *addr_ret = (struct sockaddr *) addr; |
| 394 | *len_ret = sizeof *addr; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 395 | return 1; |
| 396 | } |
| 397 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 398 | /* More cases here... */ |
| 399 | |
| 400 | default: |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 401 | PyErr_SetString(PySocket_Error, "getsockaddrarg: bad family"); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 402 | return 0; |
| 403 | |
| 404 | } |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 405 | } |
| 406 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 407 | |
Guido van Rossum | 710e1df | 1992-06-12 10:39:36 +0000 | [diff] [blame] | 408 | /* Get the address length according to the socket object's address family. |
| 409 | Return 1 if the family is known, 0 otherwise. The length is returned |
| 410 | through len_ret. */ |
| 411 | |
| 412 | static int |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 413 | BUILD_FUNC_DEF_2(getsockaddrlen,PySocketSockObject *,s, int *,len_ret) |
Guido van Rossum | 710e1df | 1992-06-12 10:39:36 +0000 | [diff] [blame] | 414 | { |
| 415 | switch (s->sock_family) { |
| 416 | |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 417 | #ifdef AF_UNIX |
Guido van Rossum | 710e1df | 1992-06-12 10:39:36 +0000 | [diff] [blame] | 418 | case AF_UNIX: |
| 419 | { |
| 420 | *len_ret = sizeof (struct sockaddr_un); |
| 421 | return 1; |
| 422 | } |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 423 | #endif /* AF_UNIX */ |
Guido van Rossum | 710e1df | 1992-06-12 10:39:36 +0000 | [diff] [blame] | 424 | |
| 425 | case AF_INET: |
| 426 | { |
| 427 | *len_ret = sizeof (struct sockaddr_in); |
| 428 | return 1; |
| 429 | } |
| 430 | |
| 431 | /* More cases here... */ |
| 432 | |
| 433 | default: |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 434 | PyErr_SetString(PySocket_Error, "getsockaddrarg: bad family"); |
Guido van Rossum | 710e1df | 1992-06-12 10:39:36 +0000 | [diff] [blame] | 435 | return 0; |
| 436 | |
| 437 | } |
| 438 | } |
| 439 | |
| 440 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 441 | /* s.accept() method */ |
| 442 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 443 | static PyObject * |
| 444 | BUILD_FUNC_DEF_2(PySocketSock_accept,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 445 | { |
| 446 | char addrbuf[256]; |
| 447 | int addrlen, newfd; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 448 | PyObject *sock, *addr, *res; |
| 449 | if (!PyArg_NoArgs(args)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 450 | return NULL; |
Guido van Rossum | 710e1df | 1992-06-12 10:39:36 +0000 | [diff] [blame] | 451 | if (!getsockaddrlen(s, &addrlen)) |
| 452 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 453 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 454 | newfd = accept(s->sock_fd, (struct sockaddr *) addrbuf, &addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 455 | Py_END_ALLOW_THREADS |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 456 | if (newfd < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 457 | return PySocket_Err(); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 458 | /* Create the new object with unspecified family, |
| 459 | to avoid calls to bind() etc. on it. */ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 460 | sock = (PyObject *) PySocketSock_New(newfd, |
Guido van Rossum | 6f5afc9 | 1993-02-05 09:46:15 +0000 | [diff] [blame] | 461 | s->sock_family, |
| 462 | s->sock_type, |
| 463 | s->sock_proto); |
| 464 | if (sock == NULL) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 465 | close(newfd); |
Guido van Rossum | 6f5afc9 | 1993-02-05 09:46:15 +0000 | [diff] [blame] | 466 | addr = makesockaddr((struct sockaddr *) addrbuf, addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 467 | res = Py_BuildValue("OO", sock, addr); |
| 468 | Py_XDECREF(sock); |
| 469 | Py_XDECREF(addr); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 470 | return res; |
| 471 | } |
| 472 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 473 | |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 474 | /* s.setblocking(1 | 0) method */ |
| 475 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 476 | static PyObject * |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 477 | BUILD_FUNC_DEF_2(PySocketSock_setblocking,PySocketSockObject*,s,PyObject*,args) |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 478 | { |
| 479 | int block; |
| 480 | int delay_flag; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 481 | if (!PyArg_GetInt(args, &block)) |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 482 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 483 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | 5555854 | 1996-05-23 22:54:50 +0000 | [diff] [blame] | 484 | #ifndef _MSC_VER |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 485 | delay_flag = fcntl (s->sock_fd, F_GETFL, 0); |
| 486 | if (block) |
| 487 | delay_flag &= (~O_NDELAY); |
| 488 | else |
| 489 | delay_flag |= O_NDELAY; |
| 490 | fcntl (s->sock_fd, F_SETFL, delay_flag); |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 491 | #else |
| 492 | block = !block; |
| 493 | ioctlsocket(s->sock_fd, FIONBIO, (u_long*)&block); |
| 494 | #endif |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 495 | Py_END_ALLOW_THREADS |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 496 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 497 | Py_INCREF(Py_None); |
| 498 | return Py_None; |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 499 | } |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 500 | |
| 501 | |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 502 | /* s.setsockopt() method. |
| 503 | With an integer third argument, sets an integer option. |
| 504 | With a string third argument, sets an option from a buffer; |
| 505 | use optional built-in module 'struct' to encode the string. */ |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 506 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 507 | static PyObject * |
| 508 | BUILD_FUNC_DEF_2(PySocketSock_setsockopt,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 509 | { |
| 510 | int level; |
| 511 | int optname; |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 512 | int res; |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 513 | char *buf; |
| 514 | int buflen; |
| 515 | int flag; |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 516 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 517 | if (PyArg_Parse(args, "(iii)", &level, &optname, &flag)) { |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 518 | buf = (char *) &flag; |
| 519 | buflen = sizeof flag; |
| 520 | } |
| 521 | else { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 522 | PyErr_Clear(); |
| 523 | if (!PyArg_Parse(args, "(iis#)", &level, &optname, &buf, &buflen)) |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 524 | return NULL; |
| 525 | } |
Guido van Rossum | b376a4a | 1993-11-23 17:53:17 +0000 | [diff] [blame] | 526 | res = setsockopt(s->sock_fd, level, optname, (ANY *)buf, buflen); |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 527 | if (res < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 528 | return PySocket_Err(); |
| 529 | Py_INCREF(Py_None); |
| 530 | return Py_None; |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 531 | } |
| 532 | |
| 533 | |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 534 | /* s.getsockopt() method. |
| 535 | With two arguments, retrieves an integer option. |
| 536 | With a third integer argument, retrieves a string buffer of that size; |
| 537 | use optional built-in module 'struct' to decode the string. */ |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 538 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 539 | static PyObject * |
| 540 | BUILD_FUNC_DEF_2(PySocketSock_getsockopt,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 541 | { |
| 542 | int level; |
| 543 | int optname; |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 544 | int res; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 545 | PyObject *buf; |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 546 | int buflen; |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 547 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 548 | if (PyArg_Parse(args, "(ii)", &level, &optname)) { |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 549 | int flag = 0; |
| 550 | int flagsize = sizeof flag; |
Guido van Rossum | b376a4a | 1993-11-23 17:53:17 +0000 | [diff] [blame] | 551 | res = getsockopt(s->sock_fd, level, optname, |
| 552 | (ANY *)&flag, &flagsize); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 553 | if (res < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 554 | return PySocket_Err(); |
| 555 | return PyInt_FromLong(flag); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 556 | } |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 557 | PyErr_Clear(); |
| 558 | if (!PyArg_Parse(args, "(iii)", &level, &optname, &buflen)) |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 559 | return NULL; |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 560 | if (buflen <= 0 || buflen > 1024) { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 561 | PyErr_SetString(PySocket_Error, "getsockopt buflen out of range"); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 562 | return NULL; |
| 563 | } |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 564 | buf = PyString_FromStringAndSize((char *)NULL, buflen); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 565 | if (buf == NULL) |
| 566 | return NULL; |
Guido van Rossum | b376a4a | 1993-11-23 17:53:17 +0000 | [diff] [blame] | 567 | res = getsockopt(s->sock_fd, level, optname, |
Guido van Rossum | a597dde | 1995-01-10 20:56:29 +0000 | [diff] [blame] | 568 | (ANY *)PyString_AsString(buf), &buflen); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 569 | if (res < 0) { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 570 | Py_DECREF(buf); |
| 571 | return PySocket_Err(); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 572 | } |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 573 | _PyString_Resize(&buf, buflen); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 574 | return buf; |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 575 | } |
| 576 | |
| 577 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 578 | /* s.bind(sockaddr) method */ |
| 579 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 580 | static PyObject * |
| 581 | BUILD_FUNC_DEF_2(PySocketSock_bind,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 582 | { |
| 583 | struct sockaddr *addr; |
| 584 | int addrlen; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 585 | int res; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 586 | if (!getsockaddrarg(s, args, &addr, &addrlen)) |
| 587 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 588 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 589 | res = bind(s->sock_fd, addr, addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 590 | Py_END_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 591 | if (res < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 592 | return PySocket_Err(); |
| 593 | Py_INCREF(Py_None); |
| 594 | return Py_None; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 595 | } |
| 596 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 597 | |
| 598 | /* s.close() method. |
| 599 | Set the file descriptor to -1 so operations tried subsequently |
| 600 | will surely fail. */ |
| 601 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 602 | static PyObject * |
| 603 | BUILD_FUNC_DEF_2(PySocketSock_close,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 604 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 605 | if (!PyArg_NoArgs(args)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 606 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 607 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 608 | (void) close(s->sock_fd); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 609 | Py_END_ALLOW_THREADS |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 610 | s->sock_fd = -1; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 611 | Py_INCREF(Py_None); |
| 612 | return Py_None; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 613 | } |
| 614 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 615 | |
| 616 | /* s.connect(sockaddr) method */ |
| 617 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 618 | static PyObject * |
| 619 | BUILD_FUNC_DEF_2(PySocketSock_connect,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 620 | { |
| 621 | struct sockaddr *addr; |
| 622 | int addrlen; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 623 | int res; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 624 | if (!getsockaddrarg(s, args, &addr, &addrlen)) |
| 625 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 626 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 627 | res = connect(s->sock_fd, addr, addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 628 | Py_END_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 629 | if (res < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 630 | return PySocket_Err(); |
| 631 | Py_INCREF(Py_None); |
| 632 | return Py_None; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 633 | } |
| 634 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 635 | |
Guido van Rossum | ed233a5 | 1992-06-23 09:07:03 +0000 | [diff] [blame] | 636 | /* s.fileno() method */ |
| 637 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 638 | static PyObject * |
| 639 | BUILD_FUNC_DEF_2(PySocketSock_fileno,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | ed233a5 | 1992-06-23 09:07:03 +0000 | [diff] [blame] | 640 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 641 | if (!PyArg_NoArgs(args)) |
Guido van Rossum | ed233a5 | 1992-06-23 09:07:03 +0000 | [diff] [blame] | 642 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 643 | return PyInt_FromLong((long) s->sock_fd); |
Guido van Rossum | ed233a5 | 1992-06-23 09:07:03 +0000 | [diff] [blame] | 644 | } |
| 645 | |
| 646 | |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 647 | /* s.getsockname() method */ |
| 648 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 649 | static PyObject * |
| 650 | BUILD_FUNC_DEF_2(PySocketSock_getsockname,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 651 | { |
| 652 | char addrbuf[256]; |
| 653 | int addrlen, res; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 654 | if (!PyArg_NoArgs(args)) |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 655 | return NULL; |
| 656 | if (!getsockaddrlen(s, &addrlen)) |
| 657 | return NULL; |
Guido van Rossum | ca42b16 | 1996-01-12 01:36:05 +0000 | [diff] [blame] | 658 | memset(addrbuf, 0, addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 659 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 660 | res = getsockname(s->sock_fd, (struct sockaddr *) addrbuf, &addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 661 | Py_END_ALLOW_THREADS |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 662 | if (res < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 663 | return PySocket_Err(); |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 664 | return makesockaddr((struct sockaddr *) addrbuf, addrlen); |
| 665 | } |
| 666 | |
| 667 | |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 668 | #ifdef HAVE_GETPEERNAME /* Cray APP doesn't have this :-( */ |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 669 | /* s.getpeername() method */ |
| 670 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 671 | static PyObject * |
| 672 | BUILD_FUNC_DEF_2(PySocketSock_getpeername,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 673 | { |
| 674 | char addrbuf[256]; |
| 675 | int addrlen, res; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 676 | if (!PyArg_NoArgs(args)) |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 677 | return NULL; |
| 678 | if (!getsockaddrlen(s, &addrlen)) |
| 679 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 680 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 681 | res = getpeername(s->sock_fd, (struct sockaddr *) addrbuf, &addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 682 | Py_END_ALLOW_THREADS |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 683 | if (res < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 684 | return PySocket_Err(); |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 685 | return makesockaddr((struct sockaddr *) addrbuf, addrlen); |
| 686 | } |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 687 | #endif /* HAVE_GETPEERNAME */ |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 688 | |
| 689 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 690 | /* s.listen(n) method */ |
| 691 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 692 | static PyObject * |
| 693 | BUILD_FUNC_DEF_2(PySocketSock_listen,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 694 | { |
| 695 | int backlog; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 696 | int res; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 697 | if (!PyArg_GetInt(args, &backlog)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 698 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 699 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 700 | if (backlog < 1) |
| 701 | backlog = 1; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 702 | res = listen(s->sock_fd, backlog); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 703 | Py_END_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 704 | if (res < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 705 | return PySocket_Err(); |
| 706 | Py_INCREF(Py_None); |
| 707 | return Py_None; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 708 | } |
| 709 | |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 710 | #ifndef NO_DUP |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 711 | /* s.makefile(mode) method. |
| 712 | Create a new open file object referring to a dupped version of |
| 713 | the socket's file descriptor. (The dup() call is necessary so |
| 714 | that the open file and socket objects may be closed independent |
| 715 | of each other.) |
| 716 | The mode argument specifies 'r' or 'w' passed to fdopen(). */ |
| 717 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 718 | static PyObject * |
| 719 | BUILD_FUNC_DEF_2(PySocketSock_makefile,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 720 | { |
Guido van Rossum | a597dde | 1995-01-10 20:56:29 +0000 | [diff] [blame] | 721 | extern int fclose Py_PROTO((FILE *)); |
Guido van Rossum | 6b14491 | 1995-03-14 15:05:13 +0000 | [diff] [blame] | 722 | char *mode = "r"; |
| 723 | int bufsize = -1; |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 724 | int fd; |
| 725 | FILE *fp; |
Guido van Rossum | 6b14491 | 1995-03-14 15:05:13 +0000 | [diff] [blame] | 726 | PyObject *f; |
| 727 | |
| 728 | if (!PyArg_ParseTuple(args, "|si", &mode, &bufsize)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 729 | return NULL; |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 730 | #ifdef NT |
| 731 | if ( ((fd = _open_osfhandle( s->sock_fd, _O_BINARY )) < 0) || |
| 732 | ((fd = dup(fd)) < 0) || ((fp = fdopen(fd, mode)) == NULL)) { |
| 733 | #else |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 734 | if ((fd = dup(s->sock_fd)) < 0 || |
Guido van Rossum | 6b14491 | 1995-03-14 15:05:13 +0000 | [diff] [blame] | 735 | (fp = fdopen(fd, mode)) == NULL) { |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 736 | #endif |
Guido van Rossum | 6b14491 | 1995-03-14 15:05:13 +0000 | [diff] [blame] | 737 | if (fd >= 0) |
| 738 | close(fd); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 739 | return PySocket_Err(); |
Guido van Rossum | 6b14491 | 1995-03-14 15:05:13 +0000 | [diff] [blame] | 740 | } |
| 741 | f = PyFile_FromFile(fp, "<socket>", mode, fclose); |
| 742 | if (f != NULL) |
| 743 | PyFile_SetBufSize(f, bufsize); |
| 744 | return f; |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 745 | } |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 746 | #endif /* NO_DUP */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 747 | |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 748 | /* s.recv(nbytes [,flags]) method */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 749 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 750 | static PyObject * |
| 751 | BUILD_FUNC_DEF_2(PySocketSock_recv,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 752 | { |
| 753 | int len, n, flags; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 754 | PyObject *buf; |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 755 | flags = 0; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 756 | if (!PyArg_Parse(args, "i", &len)) { |
| 757 | PyErr_Clear(); |
| 758 | if (!PyArg_Parse(args, "(ii)", &len, &flags)) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 759 | return NULL; |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 760 | } |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 761 | buf = PyString_FromStringAndSize((char *) 0, len); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 762 | if (buf == NULL) |
| 763 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 764 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | a597dde | 1995-01-10 20:56:29 +0000 | [diff] [blame] | 765 | n = recv(s->sock_fd, PyString_AsString(buf), len, flags); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 766 | Py_END_ALLOW_THREADS |
Guido van Rossum | 7c53b77 | 1995-09-13 18:39:47 +0000 | [diff] [blame] | 767 | if (n < 0) { |
| 768 | Py_DECREF(buf); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 769 | return PySocket_Err(); |
Guido van Rossum | 7c53b77 | 1995-09-13 18:39:47 +0000 | [diff] [blame] | 770 | } |
Guido van Rossum | 53a9bf8 | 1996-06-11 18:35:24 +0000 | [diff] [blame] | 771 | if (n != len && _PyString_Resize(&buf, n) < 0) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 772 | return NULL; |
| 773 | return buf; |
| 774 | } |
| 775 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 776 | |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 777 | /* s.recvfrom(nbytes [,flags]) method */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 778 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 779 | static PyObject * |
| 780 | BUILD_FUNC_DEF_2(PySocketSock_recvfrom,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 781 | { |
| 782 | char addrbuf[256]; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 783 | PyObject *buf, *addr, *ret; |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 784 | int addrlen, len, n, flags; |
| 785 | flags = 0; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 786 | if (!PyArg_Parse(args, "i", &len)) { |
| 787 | PyErr_Clear(); |
| 788 | if (!PyArg_Parse(args, "(ii)", &len, &flags)) |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 789 | return NULL; |
| 790 | } |
Guido van Rossum | 18c9a4f | 1993-05-25 12:16:29 +0000 | [diff] [blame] | 791 | if (!getsockaddrlen(s, &addrlen)) |
| 792 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 793 | buf = PyString_FromStringAndSize((char *) 0, len); |
Guido van Rossum | 18c9a4f | 1993-05-25 12:16:29 +0000 | [diff] [blame] | 794 | if (buf == NULL) |
| 795 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 796 | Py_BEGIN_ALLOW_THREADS |
| 797 | n = recvfrom(s->sock_fd, PyString_AsString(buf), len, flags, |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 798 | #ifndef NT |
Guido van Rossum | b376a4a | 1993-11-23 17:53:17 +0000 | [diff] [blame] | 799 | (ANY *)addrbuf, &addrlen); |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 800 | #else |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 801 | (struct sockaddr *)addrbuf, &addrlen); |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 802 | #endif |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 803 | Py_END_ALLOW_THREADS |
Guido van Rossum | 7c53b77 | 1995-09-13 18:39:47 +0000 | [diff] [blame] | 804 | if (n < 0) { |
| 805 | Py_DECREF(buf); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 806 | return PySocket_Err(); |
Guido van Rossum | 7c53b77 | 1995-09-13 18:39:47 +0000 | [diff] [blame] | 807 | } |
Guido van Rossum | 53a9bf8 | 1996-06-11 18:35:24 +0000 | [diff] [blame] | 808 | if (n != len && _PyString_Resize(&buf, n) < 0) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 809 | return NULL; |
Guido van Rossum | 6f5afc9 | 1993-02-05 09:46:15 +0000 | [diff] [blame] | 810 | addr = makesockaddr((struct sockaddr *)addrbuf, addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 811 | ret = Py_BuildValue("OO", buf, addr); |
| 812 | Py_XDECREF(addr); |
| 813 | Py_XDECREF(buf); |
Guido van Rossum | 6f5afc9 | 1993-02-05 09:46:15 +0000 | [diff] [blame] | 814 | return ret; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 815 | } |
| 816 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 817 | |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 818 | /* s.send(data [,flags]) method */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 819 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 820 | static PyObject * |
| 821 | BUILD_FUNC_DEF_2(PySocketSock_send,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 822 | { |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 823 | char *buf; |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 824 | int len, n, flags; |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 825 | flags = 0; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 826 | if (!PyArg_Parse(args, "s#", &buf, &len)) { |
| 827 | PyErr_Clear(); |
| 828 | if (!PyArg_Parse(args, "(s#i)", &buf, &len, &flags)) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 829 | return NULL; |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 830 | } |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 831 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 832 | n = send(s->sock_fd, buf, len, flags); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 833 | Py_END_ALLOW_THREADS |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 834 | if (n < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 835 | return PySocket_Err(); |
| 836 | return PyInt_FromLong((long)n); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 837 | } |
| 838 | |
| 839 | |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 840 | /* s.sendto(data, [flags,] sockaddr) method */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 841 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 842 | static PyObject * |
| 843 | BUILD_FUNC_DEF_2(PySocketSock_sendto,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 844 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 845 | PyObject *addro; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 846 | char *buf; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 847 | struct sockaddr *addr; |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 848 | int addrlen, len, n, flags; |
| 849 | flags = 0; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 850 | if (!PyArg_Parse(args, "(s#O)", &buf, &len, &addro)) { |
| 851 | PyErr_Clear(); |
| 852 | if (!PyArg_Parse(args, "(s#iO)", &buf, &len, &flags, &addro)) |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 853 | return NULL; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 854 | } |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 855 | if (!getsockaddrarg(s, addro, &addr, &addrlen)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 856 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 857 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 858 | n = sendto(s->sock_fd, buf, len, flags, addr, addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 859 | Py_END_ALLOW_THREADS |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 860 | if (n < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 861 | return PySocket_Err(); |
| 862 | return PyInt_FromLong((long)n); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 863 | } |
| 864 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 865 | |
| 866 | /* s.shutdown(how) method */ |
| 867 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 868 | static PyObject * |
| 869 | BUILD_FUNC_DEF_2(PySocketSock_shutdown,PySocketSockObject *,s, PyObject *,args) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 870 | { |
| 871 | int how; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 872 | int res; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 873 | if (!PyArg_GetInt(args, &how)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 874 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 875 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 876 | res = shutdown(s->sock_fd, how); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 877 | Py_END_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 878 | if (res < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 879 | return PySocket_Err(); |
| 880 | Py_INCREF(Py_None); |
| 881 | return Py_None; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 882 | } |
| 883 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 884 | |
| 885 | /* List of methods for socket objects */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 886 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 887 | static PyMethodDef PySocketSock_methods[] = { |
| 888 | {"accept", (PyCFunction)PySocketSock_accept}, |
Guido van Rossum | c65a525 | 1994-08-05 13:44:50 +0000 | [diff] [blame] | 889 | #if 0 |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 890 | {"allowbroadcast", (PyCFunction)PySocketSock_allowbroadcast}, |
Guido van Rossum | c65a525 | 1994-08-05 13:44:50 +0000 | [diff] [blame] | 891 | #endif |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 892 | {"setblocking", (PyCFunction)PySocketSock_setblocking}, |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 893 | {"setsockopt", (PyCFunction)PySocketSock_setsockopt}, |
| 894 | {"getsockopt", (PyCFunction)PySocketSock_getsockopt}, |
| 895 | {"bind", (PyCFunction)PySocketSock_bind}, |
| 896 | {"close", (PyCFunction)PySocketSock_close}, |
| 897 | {"connect", (PyCFunction)PySocketSock_connect}, |
| 898 | {"fileno", (PyCFunction)PySocketSock_fileno}, |
| 899 | {"getsockname", (PyCFunction)PySocketSock_getsockname}, |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 900 | #ifdef HAVE_GETPEERNAME |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 901 | {"getpeername", (PyCFunction)PySocketSock_getpeername}, |
Guido van Rossum | 9575a44 | 1993-04-07 14:06:14 +0000 | [diff] [blame] | 902 | #endif |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 903 | {"listen", (PyCFunction)PySocketSock_listen}, |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 904 | #ifndef NO_DUP |
Guido van Rossum | 6b14491 | 1995-03-14 15:05:13 +0000 | [diff] [blame] | 905 | {"makefile", (PyCFunction)PySocketSock_makefile, 1}, |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 906 | #endif |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 907 | {"recv", (PyCFunction)PySocketSock_recv}, |
| 908 | {"recvfrom", (PyCFunction)PySocketSock_recvfrom}, |
| 909 | {"send", (PyCFunction)PySocketSock_send}, |
| 910 | {"sendto", (PyCFunction)PySocketSock_sendto}, |
| 911 | {"shutdown", (PyCFunction)PySocketSock_shutdown}, |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 912 | {NULL, NULL} /* sentinel */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 913 | }; |
| 914 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 915 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 916 | /* Deallocate a socket object in response to the last Py_DECREF(). |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 917 | First close the file description. */ |
| 918 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 919 | static void |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 920 | BUILD_FUNC_DEF_1(PySocketSock_dealloc,PySocketSockObject *,s) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 921 | { |
| 922 | (void) close(s->sock_fd); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 923 | PyMem_DEL(s); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 924 | } |
| 925 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 926 | |
| 927 | /* Return a socket object's named attribute. */ |
| 928 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 929 | static PyObject * |
| 930 | BUILD_FUNC_DEF_2(PySocketSock_getattr,PySocketSockObject *,s, char *,name) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 931 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 932 | return Py_FindMethod(PySocketSock_methods, (PyObject *) s, name); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 933 | } |
| 934 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 935 | |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 936 | static PyObject * |
| 937 | BUILD_FUNC_DEF_1(PySocketSock_repr,PySocketSockObject *,s) |
| 938 | { |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 939 | char buf[512]; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 940 | sprintf(buf, |
| 941 | "<socket object, fd=%d, family=%d, type=%d, protocol=%d>", |
| 942 | s->sock_fd, s->sock_family, s->sock_type, s->sock_proto); |
Guido van Rossum | dc1c64a | 1996-02-27 15:21:19 +0000 | [diff] [blame] | 943 | return PyString_FromString(buf); |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 944 | } |
| 945 | |
| 946 | |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 947 | /* Type object for socket objects. */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 948 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 949 | static PyTypeObject PySocketSock_Type = { |
Guido van Rossum | 5555854 | 1996-05-23 22:54:50 +0000 | [diff] [blame] | 950 | PyObject_HEAD_INIT(0) /* Must fill in type value later */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 951 | 0, |
| 952 | "socket", |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 953 | sizeof(PySocketSockObject), |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 954 | 0, |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 955 | (destructor)PySocketSock_dealloc, /*tp_dealloc*/ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 956 | 0, /*tp_print*/ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 957 | (getattrfunc)PySocketSock_getattr, /*tp_getattr*/ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 958 | 0, /*tp_setattr*/ |
| 959 | 0, /*tp_compare*/ |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 960 | (reprfunc)PySocketSock_repr, /*tp_repr*/ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 961 | 0, /*tp_as_number*/ |
| 962 | 0, /*tp_as_sequence*/ |
| 963 | 0, /*tp_as_mapping*/ |
| 964 | }; |
| 965 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 966 | |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 967 | /* Python interface to gethostname(). */ |
| 968 | |
| 969 | /*ARGSUSED*/ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 970 | static PyObject * |
| 971 | BUILD_FUNC_DEF_2(PySocket_gethostname,PyObject *,self, PyObject *,args) |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 972 | { |
| 973 | char buf[1024]; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 974 | int res; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 975 | if (!PyArg_NoArgs(args)) |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 976 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 977 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 978 | res = gethostname(buf, (int) sizeof buf - 1); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 979 | Py_END_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 980 | if (res < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 981 | return PySocket_Err(); |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 982 | buf[sizeof buf - 1] = '\0'; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 983 | return PyString_FromString(buf); |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 984 | } |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 985 | |
| 986 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 987 | /* Python interface to gethostbyname(name). */ |
| 988 | |
| 989 | /*ARGSUSED*/ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 990 | static PyObject * |
| 991 | BUILD_FUNC_DEF_2(PySocket_gethostbyname,PyObject *,self, PyObject *,args) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 992 | { |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 993 | char *name; |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 994 | struct sockaddr_in addrbuf; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 995 | if (!PyArg_Parse(args, "s", &name)) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 996 | return NULL; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 997 | if (setipaddr(name, &addrbuf) < 0) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 998 | return NULL; |
| 999 | return makeipaddr(&addrbuf); |
| 1000 | } |
| 1001 | |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 1002 | /* Python interface to gethostbyaddr(IP). */ |
| 1003 | |
| 1004 | /*ARGSUSED*/ |
| 1005 | static PyObject * |
| 1006 | BUILD_FUNC_DEF_2(PySocket_gethostbyaddr,PyObject *,self, PyObject *, args) |
| 1007 | { |
| 1008 | struct sockaddr_in addr; |
| 1009 | char *ip_num; |
| 1010 | struct hostent *h; |
Guido van Rossum | dc1c64a | 1996-02-27 15:21:19 +0000 | [diff] [blame] | 1011 | char **pch; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 1012 | PyObject *rtn_tuple = (PyObject *)NULL; |
| 1013 | PyObject *name_list = (PyObject *)NULL; |
| 1014 | PyObject *addr_list = (PyObject *)NULL; |
| 1015 | PyObject *tmp; |
| 1016 | |
| 1017 | if (!PyArg_Parse(args, "s", &ip_num)) |
| 1018 | return NULL; |
| 1019 | if (setipaddr(ip_num, &addr) < 0) |
| 1020 | return NULL; |
| 1021 | h = gethostbyaddr((char *)&addr.sin_addr, |
| 1022 | sizeof(addr.sin_addr), |
| 1023 | AF_INET); |
| 1024 | if (h == NULL) { |
Guido van Rossum | ca9b323 | 1995-01-10 16:30:54 +0000 | [diff] [blame] | 1025 | #ifdef HAVE_HSTRERROR |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 1026 | /* Let's get real error message to return */ |
| 1027 | extern int h_errno; |
| 1028 | PyErr_SetString(PySocket_Error, (char *)hstrerror(h_errno)); |
| 1029 | #else |
| 1030 | PyErr_SetString(PySocket_Error, "host not found"); |
| 1031 | #endif |
| 1032 | return NULL; |
| 1033 | } |
| 1034 | if ((name_list = PyList_New(0)) == NULL) |
| 1035 | goto err; |
| 1036 | if ((addr_list = PyList_New(0)) == NULL) |
| 1037 | goto err; |
| 1038 | for (pch = h->h_aliases; *pch != NULL; pch++) { |
| 1039 | tmp = PyString_FromString(*pch); |
| 1040 | if (tmp == NULL) |
| 1041 | goto err; |
| 1042 | PyList_Append(name_list, tmp); |
| 1043 | Py_DECREF(tmp); |
| 1044 | } |
| 1045 | for (pch = h->h_addr_list; *pch != NULL; pch++) { |
| 1046 | memcpy((char *) &addr.sin_addr, *pch, h->h_length); |
| 1047 | tmp = makeipaddr(&addr); |
| 1048 | if (tmp == NULL) |
| 1049 | goto err; |
| 1050 | PyList_Append(addr_list, tmp); |
| 1051 | Py_DECREF(tmp); |
| 1052 | } |
| 1053 | rtn_tuple = Py_BuildValue("sOO", h->h_name, name_list, addr_list); |
| 1054 | err: |
| 1055 | Py_XDECREF(name_list); |
| 1056 | Py_XDECREF(addr_list); |
| 1057 | return rtn_tuple; |
| 1058 | } |
| 1059 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1060 | |
| 1061 | /* Python interface to getservbyname(name). |
| 1062 | This only returns the port number, since the other info is already |
| 1063 | known or not useful (like the list of aliases). */ |
| 1064 | |
| 1065 | /*ARGSUSED*/ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1066 | static PyObject * |
| 1067 | BUILD_FUNC_DEF_2(PySocket_getservbyname,PyObject *,self, PyObject *,args) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1068 | { |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1069 | char *name, *proto; |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1070 | struct servent *sp; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1071 | if (!PyArg_Parse(args, "(ss)", &name, &proto)) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1072 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1073 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1074 | sp = getservbyname(name, proto); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1075 | Py_END_ALLOW_THREADS |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1076 | if (sp == NULL) { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1077 | PyErr_SetString(PySocket_Error, "service/proto not found"); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1078 | return NULL; |
| 1079 | } |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1080 | return PyInt_FromLong((long) ntohs(sp->s_port)); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1081 | } |
| 1082 | |
| 1083 | |
| 1084 | /* Python interface to socket(family, type, proto). |
| 1085 | The third (protocol) argument is optional. |
| 1086 | Return a new socket object. */ |
| 1087 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1088 | /*ARGSUSED*/ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1089 | static PyObject * |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 1090 | BUILD_FUNC_DEF_2(PySocket_socket,PyObject *,self, PyObject *,args) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1091 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1092 | PySocketSockObject *s; |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 1093 | int fd, family, type, proto; |
| 1094 | proto = 0; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1095 | if (!PyArg_Parse(args, "(ii)", &family, &type)) { |
| 1096 | PyErr_Clear(); |
| 1097 | if (!PyArg_Parse(args, "(iii)", &family, &type, &proto)) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1098 | return NULL; |
| 1099 | } |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1100 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1101 | fd = socket(family, type, proto); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1102 | Py_END_ALLOW_THREADS |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1103 | if (fd < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1104 | return PySocket_Err(); |
| 1105 | s = PySocketSock_New(fd, family, type, proto); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1106 | /* If the object can't be created, don't forget to close the |
| 1107 | file descriptor again! */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1108 | if (s == NULL) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1109 | (void) close(fd); |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 1110 | /* From now on, ignore SIGPIPE and let the error checking |
| 1111 | do the work. */ |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1112 | #ifdef SIGPIPE |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 1113 | (void) signal(SIGPIPE, SIG_IGN); |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1114 | #endif |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1115 | return (PyObject *) s; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1116 | } |
| 1117 | |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1118 | #ifndef NO_DUP |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 1119 | /* Create a socket object from a numeric file description. |
| 1120 | Useful e.g. if stdin is a socket. |
| 1121 | Additional arguments as for socket(). */ |
| 1122 | |
| 1123 | /*ARGSUSED*/ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1124 | static PyObject * |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 1125 | BUILD_FUNC_DEF_2(PySocket_fromfd,PyObject *,self, PyObject *,args) |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 1126 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1127 | PySocketSockObject *s; |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 1128 | int fd, family, type, proto; |
| 1129 | proto = 0; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1130 | if (!PyArg_Parse(args, "(iii)", &fd, &family, &type)) { |
| 1131 | PyErr_Clear(); |
| 1132 | if (!PyArg_Parse(args, "(iiii)", &fd, &family, &type, &proto)) |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 1133 | return NULL; |
| 1134 | } |
Guido van Rossum | 5f59d60 | 1992-12-14 16:59:51 +0000 | [diff] [blame] | 1135 | /* Dup the fd so it and the socket can be closed independently */ |
| 1136 | fd = dup(fd); |
| 1137 | if (fd < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1138 | return PySocket_Err(); |
| 1139 | s = PySocketSock_New(fd, family, type, proto); |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 1140 | /* From now on, ignore SIGPIPE and let the error checking |
| 1141 | do the work. */ |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1142 | #ifdef SIGPIPE |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 1143 | (void) signal(SIGPIPE, SIG_IGN); |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1144 | #endif |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1145 | return (PyObject *) s; |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 1146 | } |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1147 | #endif /* NO_DUP */ |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 1148 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1149 | /* List of functions exported by this module. */ |
| 1150 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1151 | static PyMethodDef PySocket_methods[] = { |
| 1152 | {"gethostbyname", PySocket_gethostbyname}, |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 1153 | {"gethostbyaddr", PySocket_gethostbyaddr}, |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1154 | {"gethostname", PySocket_gethostname}, |
| 1155 | {"getservbyname", PySocket_getservbyname}, |
| 1156 | {"socket", PySocket_socket}, |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1157 | #ifndef NO_DUP |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1158 | {"fromfd", PySocket_fromfd}, |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1159 | #endif |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1160 | {NULL, NULL} /* Sentinel */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1161 | }; |
| 1162 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1163 | |
| 1164 | /* Convenience routine to export an integer value. |
| 1165 | For simplicity, errors (which are unlikely anyway) are ignored. */ |
| 1166 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1167 | static void |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 1168 | BUILD_FUNC_DEF_3(insint,PyObject *,d, char *,name, int,value) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1169 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1170 | PyObject *v = PyInt_FromLong((long) value); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1171 | if (v == NULL) { |
| 1172 | /* Don't bother reporting this error */ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1173 | PyErr_Clear(); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1174 | } |
| 1175 | else { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1176 | PyDict_SetItemString(d, name, v); |
| 1177 | Py_DECREF(v); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1178 | } |
| 1179 | } |
| 1180 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1181 | |
| 1182 | /* Initialize this module. |
| 1183 | This is called when the first 'import socket' is done, |
| 1184 | via a table in config.c, if config.c is compiled with USE_SOCKET |
| 1185 | defined. */ |
| 1186 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1187 | void |
| 1188 | initsocket() |
| 1189 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1190 | PyObject *m, *d; |
| 1191 | m = Py_InitModule("socket", PySocket_methods); |
| 1192 | d = PyModule_GetDict(m); |
| 1193 | PySocket_Error = PyString_FromString("socket.error"); |
| 1194 | if (PySocket_Error == NULL || |
| 1195 | PyDict_SetItemString(d, "error", PySocket_Error) != 0) |
| 1196 | Py_FatalError("can't define socket.error"); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1197 | insint(d, "AF_INET", AF_INET); |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 1198 | #ifdef AF_UNIX |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1199 | insint(d, "AF_UNIX", AF_UNIX); |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 1200 | #endif /* AF_UNIX */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1201 | insint(d, "SOCK_STREAM", SOCK_STREAM); |
| 1202 | insint(d, "SOCK_DGRAM", SOCK_DGRAM); |
| 1203 | insint(d, "SOCK_RAW", SOCK_RAW); |
| 1204 | insint(d, "SOCK_SEQPACKET", SOCK_SEQPACKET); |
| 1205 | insint(d, "SOCK_RDM", SOCK_RDM); |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 1206 | |
| 1207 | #ifdef SO_DEBUG |
| 1208 | insint(d, "SO_DEBUG", SO_DEBUG); |
| 1209 | #endif |
| 1210 | #ifdef SO_ACCEPTCONN |
| 1211 | insint(d, "SO_ACCEPTCONN", SO_ACCEPTCONN); |
| 1212 | #endif |
| 1213 | #ifdef SO_REUSEADDR |
| 1214 | insint(d, "SO_REUSEADDR", SO_REUSEADDR); |
| 1215 | #endif |
| 1216 | #ifdef SO_KEEPALIVE |
| 1217 | insint(d, "SO_KEEPALIVE", SO_KEEPALIVE); |
| 1218 | #endif |
| 1219 | #ifdef SO_DONTROUTE |
| 1220 | insint(d, "SO_DONTROUTE", SO_DONTROUTE); |
| 1221 | #endif |
| 1222 | #ifdef SO_BROADCAST |
| 1223 | insint(d, "SO_BROADCAST", SO_BROADCAST); |
| 1224 | #endif |
| 1225 | #ifdef SO_USELOOPBACK |
| 1226 | insint(d, "SO_USELOOPBACK", SO_USELOOPBACK); |
| 1227 | #endif |
| 1228 | #ifdef SO_LINGER |
| 1229 | insint(d, "SO_LINGER", SO_LINGER); |
| 1230 | #endif |
| 1231 | #ifdef SO_OOBINLINE |
| 1232 | insint(d, "SO_OOBINLINE", SO_OOBINLINE); |
| 1233 | #endif |
| 1234 | #ifdef SO_REUSEPORT |
| 1235 | insint(d, "SO_REUSEPORT", SO_REUSEPORT); |
| 1236 | #endif |
| 1237 | |
| 1238 | #ifdef SO_SNDBUF |
| 1239 | insint(d, "SO_SNDBUF", SO_SNDBUF); |
| 1240 | #endif |
| 1241 | #ifdef SO_RCVBUF |
| 1242 | insint(d, "SO_RCVBUF", SO_RCVBUF); |
| 1243 | #endif |
| 1244 | #ifdef SO_SNDLOWAT |
| 1245 | insint(d, "SO_SNDLOWAT", SO_SNDLOWAT); |
| 1246 | #endif |
| 1247 | #ifdef SO_RCVLOWAT |
| 1248 | insint(d, "SO_RCVLOWAT", SO_RCVLOWAT); |
| 1249 | #endif |
| 1250 | #ifdef SO_SNDTIMEO |
| 1251 | insint(d, "SO_SNDTIMEO", SO_SNDTIMEO); |
| 1252 | #endif |
| 1253 | #ifdef SO_RCVTIMEO |
| 1254 | insint(d, "SO_RCVTIMEO", SO_RCVTIMEO); |
| 1255 | #endif |
| 1256 | #ifdef SO_ERROR |
| 1257 | insint(d, "SO_ERROR", SO_ERROR); |
| 1258 | #endif |
| 1259 | #ifdef SO_TYPE |
| 1260 | insint(d, "SO_TYPE", SO_TYPE); |
| 1261 | #endif |
| 1262 | |
| 1263 | /* Maximum number of connections for "listen" */ |
| 1264 | #ifdef SOMAXCONN |
| 1265 | insint(d, "SOMAXCONN", SOMAXCONN); |
| 1266 | #else |
| 1267 | insint(d, "SOMAXCONN", 5); /* Common value */ |
| 1268 | #endif |
| 1269 | |
| 1270 | /* Flags for send, recv */ |
| 1271 | #ifdef MSG_OOB |
| 1272 | insint(d, "MSG_OOB", MSG_OOB); |
| 1273 | #endif |
| 1274 | #ifdef MSG_PEEK |
| 1275 | insint(d, "MSG_PEEK", MSG_PEEK); |
| 1276 | #endif |
| 1277 | #ifdef MSG_DONTROUTE |
| 1278 | insint(d, "MSG_DONTROUTE", MSG_DONTROUTE); |
| 1279 | #endif |
| 1280 | #ifdef MSG_EOR |
| 1281 | insint(d, "MSG_EOR", MSG_EOR); |
| 1282 | #endif |
| 1283 | #ifdef MSG_TRUNC |
| 1284 | insint(d, "MSG_TRUNC", MSG_TRUNC); |
| 1285 | #endif |
| 1286 | #ifdef MSG_CTRUNC |
| 1287 | insint(d, "MSG_CTRUNC", MSG_CTRUNC); |
| 1288 | #endif |
| 1289 | #ifdef MSG_WAITALL |
| 1290 | insint(d, "MSG_WAITALL", MSG_WAITALL); |
| 1291 | #endif |
| 1292 | #ifdef MSG_BTAG |
| 1293 | insint(d, "MSG_BTAG", MSG_BTAG); |
| 1294 | #endif |
| 1295 | #ifdef MSG_ETAG |
| 1296 | insint(d, "MSG_ETAG", MSG_ETAG); |
| 1297 | #endif |
| 1298 | |
| 1299 | /* Protocol level and numbers, usable for [gs]etsockopt */ |
| 1300 | #ifdef SOL_SOCKET |
| 1301 | insint(d, "SOL_SOCKET", SOL_SOCKET); |
| 1302 | #endif |
| 1303 | #ifdef IPPROTO_IP |
| 1304 | insint(d, "IPPROTO_IP", IPPROTO_IP); |
| 1305 | #endif |
| 1306 | #ifdef IPPROTO_ICMP |
| 1307 | insint(d, "IPPROTO_ICMP", IPPROTO_ICMP); |
| 1308 | #endif |
| 1309 | #ifdef IPPROTO_IGMP |
| 1310 | insint(d, "IPPROTO_IGMP", IPPROTO_IGMP); |
| 1311 | #endif |
| 1312 | #ifdef IPPROTO_GGP |
| 1313 | insint(d, "IPPROTO_GGP", IPPROTO_GGP); |
| 1314 | #endif |
| 1315 | #ifdef IPPROTO_TCP |
| 1316 | insint(d, "IPPROTO_TCP", IPPROTO_TCP); |
| 1317 | #endif |
| 1318 | #ifdef IPPROTO_EGP |
| 1319 | insint(d, "IPPROTO_EGP", IPPROTO_EGP); |
| 1320 | #endif |
| 1321 | #ifdef IPPROTO_PUP |
| 1322 | insint(d, "IPPROTO_PUP", IPPROTO_PUP); |
| 1323 | #endif |
| 1324 | #ifdef IPPROTO_UDP |
| 1325 | insint(d, "IPPROTO_UDP", IPPROTO_UDP); |
| 1326 | #endif |
| 1327 | #ifdef IPPROTO_IDP |
| 1328 | insint(d, "IPPROTO_IDP", IPPROTO_IDP); |
| 1329 | #endif |
| 1330 | #ifdef IPPROTO_HELLO |
| 1331 | insint(d, "IPPROTO_HELLO", IPPROTO_HELLO); |
| 1332 | #endif |
| 1333 | #ifdef IPPROTO_ND |
| 1334 | insint(d, "IPPROTO_ND", IPPROTO_ND); |
| 1335 | #endif |
| 1336 | #ifdef IPPROTO_TP |
| 1337 | insint(d, "IPPROTO_TP", IPPROTO_TP); |
| 1338 | #endif |
| 1339 | #ifdef IPPROTO_XTP |
| 1340 | insint(d, "IPPROTO_XTP", IPPROTO_XTP); |
| 1341 | #endif |
| 1342 | #ifdef IPPROTO_EON |
| 1343 | insint(d, "IPPROTO_EON", IPPROTO_EON); |
| 1344 | #endif |
| 1345 | #ifdef IPPROTO_BIP |
| 1346 | insint(d, "IPPROTO_BIP", IPPROTO_BIP); |
| 1347 | #endif |
| 1348 | /**/ |
| 1349 | #ifdef IPPROTO_RAW |
| 1350 | insint(d, "IPPROTO_RAW", IPPROTO_RAW); |
| 1351 | #endif |
| 1352 | #ifdef IPPROTO_MAX |
| 1353 | insint(d, "IPPROTO_MAX", IPPROTO_MAX); |
| 1354 | #endif |
| 1355 | |
| 1356 | /* Some port configuration */ |
| 1357 | #ifdef IPPORT_RESERVED |
| 1358 | insint(d, "IPPORT_RESERVED", IPPORT_RESERVED); |
| 1359 | #else |
| 1360 | insint(d, "IPPORT_RESERVED", 1024); |
| 1361 | #endif |
| 1362 | #ifdef IPPORT_USERRESERVED |
| 1363 | insint(d, "IPPORT_USERRESERVED", IPPORT_USERRESERVED); |
| 1364 | #else |
| 1365 | insint(d, "IPPORT_USERRESERVED", 5000); |
| 1366 | #endif |
| 1367 | |
Guido van Rossum | 5f05eb4 | 1995-02-17 15:11:07 +0000 | [diff] [blame] | 1368 | /* Some reserved IP v.4 addresses */ |
| 1369 | #ifdef INADDR_ANY |
| 1370 | insint(d, "INADDR_ANY", INADDR_ANY); |
| 1371 | #else |
| 1372 | insint(d, "INADDR_ANY", 0x00000000); |
| 1373 | #endif |
| 1374 | #ifdef INADDR_BROADCAST |
| 1375 | insint(d, "INADDR_BROADCAST", INADDR_BROADCAST); |
| 1376 | #else |
| 1377 | insint(d, "INADDR_BROADCAST", 0xffffffff); |
| 1378 | #endif |
| 1379 | #ifdef INADDR_LOOPBACK |
| 1380 | insint(d, "INADDR_LOOPBACK", INADDR_LOOPBACK); |
| 1381 | #else |
| 1382 | insint(d, "INADDR_LOOPBACK", 0x7F000001); |
| 1383 | #endif |
| 1384 | #ifdef INADDR_UNSPEC_GROUP |
| 1385 | insint(d, "INADDR_UNSPEC_GROUP", INADDR_UNSPEC_GROUP); |
| 1386 | #else |
| 1387 | insint(d, "INADDR_UNSPEC_GROUP", 0xe0000000); |
| 1388 | #endif |
| 1389 | #ifdef INADDR_ALLHOSTS_GROUP |
| 1390 | insint(d, "INADDR_ALLHOSTS_GROUP", INADDR_ALLHOSTS_GROUP); |
| 1391 | #else |
| 1392 | insint(d, "INADDR_ALLHOSTS_GROUP", 0xe0000001); |
| 1393 | #endif |
| 1394 | #ifdef INADDR_MAX_LOCAL_GROUP |
| 1395 | insint(d, "INADDR_MAX_LOCAL_GROUP", INADDR_MAX_LOCAL_GROUP); |
| 1396 | #else |
| 1397 | insint(d, "INADDR_MAX_LOCAL_GROUP", 0xe00000ff); |
| 1398 | #endif |
| 1399 | #ifdef INADDR_NONE |
| 1400 | insint(d, "INADDR_NONE", INADDR_NONE); |
| 1401 | #else |
| 1402 | insint(d, "INADDR_NONE", 0xffffffff); |
| 1403 | #endif |
| 1404 | |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 1405 | /* IP [gs]etsockopt options */ |
| 1406 | #ifdef IP_OPTIONS |
| 1407 | insint(d, "IP_OPTIONS", IP_OPTIONS); |
| 1408 | #endif |
| 1409 | #ifdef IP_HDRINCL |
| 1410 | insint(d, "IP_HDRINCL", IP_HDRINCL); |
| 1411 | #endif |
| 1412 | #ifdef IP_TOS |
| 1413 | insint(d, "IP_TOS", IP_TOS); |
| 1414 | #endif |
| 1415 | #ifdef IP_TTL |
| 1416 | insint(d, "IP_TTL", IP_TTL); |
| 1417 | #endif |
| 1418 | #ifdef IP_RECVOPTS |
| 1419 | insint(d, "IP_RECVOPTS", IP_RECVOPTS); |
| 1420 | #endif |
| 1421 | #ifdef IP_RECVRETOPTS |
| 1422 | insint(d, "IP_RECVRETOPTS", IP_RECVRETOPTS); |
| 1423 | #endif |
| 1424 | #ifdef IP_RECVDSTADDR |
| 1425 | insint(d, "IP_RECVDSTADDR", IP_RECVDSTADDR); |
| 1426 | #endif |
| 1427 | #ifdef IP_RETOPTS |
| 1428 | insint(d, "IP_RETOPTS", IP_RETOPTS); |
| 1429 | #endif |
| 1430 | #ifdef IP_MULTICAST_IF |
| 1431 | insint(d, "IP_MULTICAST_IF", IP_MULTICAST_IF); |
| 1432 | #endif |
| 1433 | #ifdef IP_MULTICAST_TTL |
| 1434 | insint(d, "IP_MULTICAST_TTL", IP_MULTICAST_TTL); |
| 1435 | #endif |
| 1436 | #ifdef IP_MULTICAST_LOOP |
| 1437 | insint(d, "IP_MULTICAST_LOOP", IP_MULTICAST_LOOP); |
| 1438 | #endif |
| 1439 | #ifdef IP_ADD_MEMBERSHIP |
| 1440 | insint(d, "IP_ADD_MEMBERSHIP", IP_ADD_MEMBERSHIP); |
| 1441 | #endif |
| 1442 | #ifdef IP_DROP_MEMBERSHIP |
| 1443 | insint(d, "IP_DROP_MEMBERSHIP", IP_DROP_MEMBERSHIP); |
| 1444 | #endif |
Guido van Rossum | 5555854 | 1996-05-23 22:54:50 +0000 | [diff] [blame] | 1445 | |
| 1446 | #ifdef MS_WIN16 |
| 1447 | /* All windows sockets require a successful WSAStartup() before use */ |
| 1448 | { |
| 1449 | const int opt = SO_SYNCHRONOUS_NONALERT; |
| 1450 | WSADATA WSAData; |
| 1451 | int ret; |
| 1452 | ret = WSAStartup(0x0101, &WSAData); /* request version 1.1 */ |
| 1453 | switch(ret){ |
| 1454 | case WSASYSNOTREADY: |
| 1455 | PyErr_SetString(PySocket_Error, |
| 1456 | "WSAStartup failed: Network not ready\n"); |
| 1457 | break; |
| 1458 | case WSAVERNOTSUPPORTED: |
| 1459 | case WSAEINVAL: |
| 1460 | PyErr_SetString(PySocket_Error, |
| 1461 | "WSAStartup failed: Requested version not supported"); |
| 1462 | break; |
| 1463 | case 0: |
| 1464 | /* Setup sockets in non-overlapped mode by default */ |
| 1465 | if (setsockopt(INVALID_SOCKET,SOL_SOCKET,SO_OPENTYPE, |
| 1466 | (const char *)&opt,sizeof(opt)) != 0) |
| 1467 | PyErr_SetString(PySocket_Error, |
| 1468 | "setsockopt failed in initsocket"); |
| 1469 | break; |
| 1470 | default: |
| 1471 | PyErr_SetString(PySocket_Error, |
| 1472 | "WSAStartup failed"); |
| 1473 | break; |
| 1474 | } |
| 1475 | } |
| 1476 | #endif |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1477 | } |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1478 | |
| 1479 | #ifdef NT |
| 1480 | BOOL WINAPI DllMain (HANDLE hInst, |
| 1481 | ULONG ul_reason_for_call, |
| 1482 | LPVOID lpReserved) |
| 1483 | { |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 1484 | const int opt = SO_SYNCHRONOUS_NONALERT; |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1485 | switch (ul_reason_for_call) |
| 1486 | { |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 1487 | case DLL_PROCESS_ATTACH: { |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1488 | WSADATA WSAData; |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 1489 | BOOL ok = TRUE; |
| 1490 | char buf[100] = "Python can't initialize Windows Sockets Module!\n\r"; |
| 1491 | if (WSAStartup(MAKEWORD(1,1), &WSAData)) { |
| 1492 | wsprintf(buf+strlen(buf), "WSAStartup failed (%d)",WSAGetLastError()); |
| 1493 | ok = FALSE; |
| 1494 | } |
| 1495 | /* |
| 1496 | ** Setup sockets in non-overlapped mode by default |
| 1497 | */ |
Guido van Rossum | 5555854 | 1996-05-23 22:54:50 +0000 | [diff] [blame] | 1498 | // if (ok && setsockopt(INVALID_SOCKET,SOL_SOCKET,SO_OPENTYPE,(const char *)&opt,sizeof(opt)) != 0) { |
| 1499 | // wsprintf(buf+strlen(buf),"setsockopt failed (%d)",WSAGetLastError()); |
| 1500 | // ok = FALSE; |
| 1501 | // } |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 1502 | if (!ok) { |
| 1503 | MessageBox(NULL,buf,"WinSock Error",MB_OK|MB_SETFOREGROUND); |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1504 | return FALSE; |
| 1505 | } |
| 1506 | break; |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 1507 | } |
| 1508 | |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1509 | case DLL_PROCESS_DETACH: |
| 1510 | WSACleanup(); |
| 1511 | break; |
| 1512 | |
| 1513 | } |
| 1514 | return TRUE; |
| 1515 | } |
| 1516 | #endif /* NT */ |