Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1 | /* Socket module */ |
| 2 | |
| 3 | /* |
| 4 | This module provides an interface to Berkeley socket IPC. |
| 5 | |
| 6 | Limitations: |
| 7 | |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 8 | - only AF_INET, AF_INET6 and AF_UNIX address families are supported in a |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 9 | portable manner, though AF_PACKET is supported under Linux. |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 10 | - no read/write operations (use sendall/recv or makefile instead) |
| 11 | - additional restrictions apply on Windows (compensated for by socket.py) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 12 | |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 13 | Module interface: |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 14 | |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 15 | - socket.error: exception raised for socket specific errors |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 16 | - socket.gaierror: exception raised for getaddrinfo/getnameinfo errors, |
| 17 | a subclass of socket.error |
| 18 | - socket.herror: exception raised for gethostby* errors, |
| 19 | a subclass of socket.error |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 20 | - socket.gethostbyname(hostname) --> host IP address (string: 'dd.dd.dd.dd') |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 21 | - socket.gethostbyaddr(IP address) --> (hostname, [alias, ...], [IP addr, ...]) |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 22 | - socket.gethostname() --> host name (string: 'spam' or 'spam.domain.com') |
Guido van Rossum | 25405c7 | 1996-12-19 16:42:52 +0000 | [diff] [blame] | 23 | - socket.getprotobyname(protocolname) --> protocol number |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 24 | - socket.getservbyname(servicename, protocolname) --> port number |
Guido van Rossum | 4dd2a7e | 1991-07-01 18:51:33 +0000 | [diff] [blame] | 25 | - socket.socket(family, type [, proto]) --> new socket object |
Guido van Rossum | 006bf91 | 1996-06-12 04:04:55 +0000 | [diff] [blame] | 26 | - socket.ntohs(16 bit value) --> new int object |
| 27 | - socket.ntohl(32 bit value) --> new int object |
| 28 | - socket.htons(16 bit value) --> new int object |
| 29 | - socket.htonl(32 bit value) --> new int object |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 30 | - socket.getaddrinfo(host, port [, family, socktype, proto, flags]) |
| 31 | --> List of (family, socktype, proto, canonname, sockaddr) |
| 32 | - socket.getnameinfo(sockaddr, flags) --> (host, port) |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 33 | - socket.AF_INET, socket.SOCK_STREAM, etc.: constants from <socket.h> |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 34 | - socket.inet_aton(IP address) -> 32-bit packed IP representation |
| 35 | - socket.inet_ntoa(packed IP) -> IP address string |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 36 | - an Internet socket address is a pair (hostname, port) |
| 37 | where hostname can be anything recognized by gethostbyname() |
| 38 | (including the dd.dd.dd.dd notation) and port is in host byte order |
| 39 | - 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] | 40 | - a UNIX domain socket address is a string specifying the pathname |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 41 | - an AF_PACKET socket address is a tuple containing a string |
| 42 | specifying the ethernet interface and an integer specifying |
| 43 | the Ethernet protocol number to be received. For example: |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 44 | ("eth0",0x1234). Optional 3rd,4th,5th elements in the tuple |
| 45 | specify packet-type and ha-type/addr -- these are ignored by |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 46 | networking code, but accepted since they are returned by the |
| 47 | getsockname() method. |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 48 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 49 | Socket methods: |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 50 | |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 51 | - s.accept() --> new socket object, sockaddr |
Fred Drake | 728819a | 2000-07-01 03:40:12 +0000 | [diff] [blame] | 52 | - s.bind(sockaddr) --> None |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 53 | - s.close() --> None |
Fred Drake | 728819a | 2000-07-01 03:40:12 +0000 | [diff] [blame] | 54 | - s.connect(sockaddr) --> None |
| 55 | - s.connect_ex(sockaddr) --> 0 or errno (handy for e.g. async connect) |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 56 | - s.fileno() --> file descriptor |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 57 | - s.dup() --> same as socket.fromfd(os.dup(s.fileno(), ...) |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 58 | - s.getpeername() --> sockaddr |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 59 | - s.getsockname() --> sockaddr |
| 60 | - s.getsockopt(level, optname[, buflen]) --> int or string |
| 61 | - s.listen(backlog) --> None |
Guido van Rossum | 6b14491 | 1995-03-14 15:05:13 +0000 | [diff] [blame] | 62 | - s.makefile([mode[, bufsize]]) --> file object |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 63 | - s.recv(buflen [,flags]) --> string |
| 64 | - s.recvfrom(buflen [,flags]) --> string, sockaddr |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 65 | - s.send(string [,flags]) --> nbytes |
Guido van Rossum | 9f7a539 | 2001-10-26 03:25:00 +0000 | [diff] [blame] | 66 | - s.sendall(string [,flags]) # tries to send everything in a loop |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 67 | - s.sendto(string, [flags,] sockaddr) --> nbytes |
Guido van Rossum | 27e177d | 1995-03-16 15:43:47 +0000 | [diff] [blame] | 68 | - s.setblocking(0 | 1) --> None |
| 69 | - s.setsockopt(level, optname, value) --> None |
| 70 | - s.shutdown(how) --> None |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 71 | - 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] | 72 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 73 | */ |
| 74 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 75 | #include "Python.h" |
Guido van Rossum | 3baaa13 | 1999-03-22 21:44:51 +0000 | [diff] [blame] | 76 | |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 77 | /* XXX This is a terrible mess of of platform-dependent preprocessor hacks. |
| 78 | I hope some day someone can clean this up please... */ |
| 79 | |
Guido van Rossum | 9376b74 | 1999-09-15 22:01:40 +0000 | [diff] [blame] | 80 | /* Hacks for gethostbyname_r(). On some non-Linux platforms, the configure |
| 81 | script doesn't get this right, so we hardcode some platform checks below. |
| 82 | On the other hand, not all Linux versions agree, so there the settings |
| 83 | computed by the configure script are needed! */ |
| 84 | |
| 85 | #ifndef linux |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 86 | # undef HAVE_GETHOSTBYNAME_R_3_ARG |
| 87 | # undef HAVE_GETHOSTBYNAME_R_5_ARG |
| 88 | # undef HAVE_GETHOSTBYNAME_R_6_ARG |
Guido van Rossum | 9376b74 | 1999-09-15 22:01:40 +0000 | [diff] [blame] | 89 | #endif |
Guido van Rossum | e7de206 | 1999-03-24 17:24:33 +0000 | [diff] [blame] | 90 | |
Guido van Rossum | 7a12299 | 1999-04-13 04:07:32 +0000 | [diff] [blame] | 91 | #ifndef WITH_THREAD |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 92 | # undef HAVE_GETHOSTBYNAME_R |
Guido van Rossum | 7a12299 | 1999-04-13 04:07:32 +0000 | [diff] [blame] | 93 | #endif |
| 94 | |
Guido van Rossum | e7de206 | 1999-03-24 17:24:33 +0000 | [diff] [blame] | 95 | #ifdef HAVE_GETHOSTBYNAME_R |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 96 | # if defined(_AIX) || defined(__osf__) |
| 97 | # define HAVE_GETHOSTBYNAME_R_3_ARG |
| 98 | # elif defined(__sun) || defined(__sgi) |
| 99 | # define HAVE_GETHOSTBYNAME_R_5_ARG |
| 100 | # elif defined(linux) |
Guido van Rossum | 9376b74 | 1999-09-15 22:01:40 +0000 | [diff] [blame] | 101 | /* Rely on the configure script */ |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 102 | # else |
| 103 | # undef HAVE_GETHOSTBYNAME_R |
| 104 | # endif |
Guido van Rossum | e7de206 | 1999-03-24 17:24:33 +0000 | [diff] [blame] | 105 | #endif |
| 106 | |
Guido van Rossum | 3baaa13 | 1999-03-22 21:44:51 +0000 | [diff] [blame] | 107 | #if !defined(HAVE_GETHOSTBYNAME_R) && defined(WITH_THREAD) && !defined(MS_WINDOWS) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 108 | # define USE_GETHOSTBYNAME_LOCK |
Guido van Rossum | 3baaa13 | 1999-03-22 21:44:51 +0000 | [diff] [blame] | 109 | #endif |
| 110 | |
| 111 | #ifdef USE_GETHOSTBYNAME_LOCK |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 112 | # include "pythread.h" |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 113 | #endif |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 114 | |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 115 | #if defined(PYCC_VACPP) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 116 | # include <types.h> |
| 117 | # include <io.h> |
| 118 | # include <sys/ioctl.h> |
| 119 | # include <utils.h> |
| 120 | # include <ctype.h> |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 121 | #endif |
| 122 | |
| 123 | #if defined(PYOS_OS2) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 124 | # define INCL_DOS |
| 125 | # define INCL_DOSERRORS |
| 126 | # define INCL_NOPMAPI |
| 127 | # include <os2.h> |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 128 | #endif |
| 129 | |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 130 | /* Generic includes */ |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 131 | #include <sys/types.h> |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 132 | #include <signal.h> |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 133 | |
| 134 | /* Generic _socket.h definitions and includes */ |
| 135 | #define PySocket_BUILDING_SOCKET |
Marc-André Lemburg | bb8b78b | 2002-02-16 18:44:52 +0000 | [diff] [blame^] | 136 | #include "socketmodule.h" |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 137 | |
| 138 | /* Addressing includes */ |
| 139 | |
Guido van Rossum | 6f489d9 | 1996-06-28 20:15:15 +0000 | [diff] [blame] | 140 | #ifndef MS_WINDOWS |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 141 | |
| 142 | /* Non-MS WINDOWS includes */ |
| 143 | # include <netdb.h> |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 144 | |
Guido van Rossum | 9376b74 | 1999-09-15 22:01:40 +0000 | [diff] [blame] | 145 | /* Headers needed for inet_ntoa() and inet_addr() */ |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 146 | # ifdef __BEOS__ |
| 147 | # include <net/netdb.h> |
| 148 | # elif defined(PYOS_OS2) && defined(PYCC_VACPP) |
| 149 | # include <netdb.h> |
Tim Peters | 603c683 | 2001-11-05 02:45:59 +0000 | [diff] [blame] | 150 | typedef size_t socklen_t; |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 151 | # else |
| 152 | # ifndef USE_GUSI1 |
| 153 | # include <arpa/inet.h> |
| 154 | # endif |
| 155 | # endif |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 156 | |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 157 | # ifndef RISCOS |
| 158 | # include <fcntl.h> |
| 159 | # else |
| 160 | # include <sys/fcntl.h> |
| 161 | # define NO_DUP |
Guido van Rossum | e2ae77b | 2001-10-24 20:42:55 +0000 | [diff] [blame] | 162 | int h_errno; /* not used */ |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 163 | # endif |
| 164 | |
Guido van Rossum | e2ae77b | 2001-10-24 20:42:55 +0000 | [diff] [blame] | 165 | #else |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 166 | |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 167 | /* MS_WINDOWS includes */ |
| 168 | # include <fcntl.h> |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 169 | |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 170 | #endif |
| 171 | |
Martin v. Löwis | a45ecae | 2001-06-24 21:28:42 +0000 | [diff] [blame] | 172 | #ifdef HAVE_STDDEF_H |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 173 | # include <stddef.h> |
Martin v. Löwis | a45ecae | 2001-06-24 21:28:42 +0000 | [diff] [blame] | 174 | #endif |
| 175 | |
| 176 | #ifndef offsetof |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 177 | # define offsetof(type, member) ((size_t)(&((type *)0)->member)) |
Martin v. Löwis | a45ecae | 2001-06-24 21:28:42 +0000 | [diff] [blame] | 178 | #endif |
| 179 | |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 180 | #ifndef O_NDELAY |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 181 | # define O_NDELAY O_NONBLOCK /* For QNX only? */ |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 182 | #endif |
| 183 | |
Guido van Rossum | ff3ab42 | 2000-04-24 15:16:03 +0000 | [diff] [blame] | 184 | #ifdef USE_GUSI1 |
Jack Jansen | 508537b | 1996-02-14 15:57:45 +0000 | [diff] [blame] | 185 | /* fdopen() isn't declared in stdio.h (sigh) */ |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 186 | # include <GUSI.h> |
Jack Jansen | 508537b | 1996-02-14 15:57:45 +0000 | [diff] [blame] | 187 | #endif |
| 188 | |
Martin v. Löwis | 01dfdb3 | 2001-06-23 16:30:13 +0000 | [diff] [blame] | 189 | #include "addrinfo.h" |
| 190 | |
Martin v. Löwis | b9ab159 | 2001-06-24 21:18:26 +0000 | [diff] [blame] | 191 | #ifndef HAVE_INET_PTON |
Martin v. Löwis | c925b153 | 2001-07-21 09:42:15 +0000 | [diff] [blame] | 192 | int inet_pton (int af, const char *src, void *dst); |
| 193 | const char *inet_ntop(int af, const void *src, char *dst, socklen_t size); |
Martin v. Löwis | b9ab159 | 2001-06-24 21:18:26 +0000 | [diff] [blame] | 194 | #endif |
| 195 | |
Martin v. Löwis | ae26dc2 | 2001-08-03 10:02:29 +0000 | [diff] [blame] | 196 | #ifdef __APPLE__ |
| 197 | /* On OS X, getaddrinfo returns no error indication of lookup |
| 198 | failure, so we must use the emulation instead of the libinfo |
| 199 | implementation. Unfortunately, performing an autoconf test |
| 200 | for this bug would require DNS access for the machine performing |
| 201 | the configuration, which is not acceptable. Therefore, we |
| 202 | determine the bug just by checking for __APPLE__. If this bug |
| 203 | gets ever fixed, perhaps checking for sys/version.h would be |
| 204 | appropriate, which is 10/0 on the system with the bug. */ |
| 205 | #undef HAVE_GETADDRINFO |
| 206 | /* avoid clashes with the C library definition of the symbol. */ |
| 207 | #define getaddrinfo fake_getaddrinfo |
| 208 | #endif |
| 209 | |
Martin v. Löwis | 01dfdb3 | 2001-06-23 16:30:13 +0000 | [diff] [blame] | 210 | /* I know this is a bad practice, but it is the easiest... */ |
Martin v. Löwis | ae26dc2 | 2001-08-03 10:02:29 +0000 | [diff] [blame] | 211 | #if !defined(HAVE_GETADDRINFO) |
Martin v. Löwis | 01dfdb3 | 2001-06-23 16:30:13 +0000 | [diff] [blame] | 212 | #include "getaddrinfo.c" |
| 213 | #endif |
Martin v. Löwis | ae26dc2 | 2001-08-03 10:02:29 +0000 | [diff] [blame] | 214 | #if !defined(HAVE_GETNAMEINFO) |
Martin v. Löwis | 01dfdb3 | 2001-06-23 16:30:13 +0000 | [diff] [blame] | 215 | #include "getnameinfo.c" |
| 216 | #endif |
| 217 | |
Guido van Rossum | bcc2074 | 1998-08-04 22:53:56 +0000 | [diff] [blame] | 218 | #if defined(MS_WINDOWS) || defined(__BEOS__) |
| 219 | /* BeOS suffers from the same socket dichotomy as Win32... - [cjh] */ |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 220 | /* seem to be a few differences in the API */ |
Guido van Rossum | 2dd8ddd | 2000-04-21 20:33:00 +0000 | [diff] [blame] | 221 | #define SOCKETCLOSE closesocket |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 222 | #define NO_DUP /* Actually it exists on NT 3.5, but what the heck... */ |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 223 | #endif |
| 224 | |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 225 | #ifdef MS_WIN32 |
| 226 | # define EAFNOSUPPORT WSAEAFNOSUPPORT |
| 227 | # define snprintf _snprintf |
| 228 | #endif |
Fred Drake | a04eaad | 2000-06-30 02:46:07 +0000 | [diff] [blame] | 229 | |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 230 | #if defined(PYOS_OS2) |
Guido van Rossum | 2dd8ddd | 2000-04-21 20:33:00 +0000 | [diff] [blame] | 231 | #define SOCKETCLOSE soclose |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 232 | #define NO_DUP /* Sockets are Not Actual File Handles under OS/2 */ |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 233 | #endif |
| 234 | |
Guido van Rossum | 2dd8ddd | 2000-04-21 20:33:00 +0000 | [diff] [blame] | 235 | #ifndef SOCKETCLOSE |
| 236 | #define SOCKETCLOSE close |
| 237 | #endif |
| 238 | |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 239 | /* XXX There's a problem here: *static* functions are not supposed to have |
| 240 | a Py prefix (or use CapitalizedWords). Later... */ |
| 241 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 242 | /* Global variable holding the exception type for errors detected |
| 243 | by this module (but not argument type or memory errors, etc.). */ |
| 244 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 245 | static PyObject *PySocket_Error; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 246 | static PyObject *PyH_Error; |
| 247 | static PyObject *PyGAI_Error; |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 248 | |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 249 | #ifdef RISCOS |
| 250 | /* Global variable which is !=0 if Python is running in a RISC OS taskwindow */ |
| 251 | static int taskwindow; |
| 252 | #endif |
| 253 | |
| 254 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 255 | /* Convenience function to raise an error according to errno |
| 256 | and return a NULL pointer from a function. */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 257 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 258 | static PyObject * |
Thomas Wouters | f3f33dc | 2000-07-21 06:00:07 +0000 | [diff] [blame] | 259 | PySocket_Err(void) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 260 | { |
Guido van Rossum | 8d665e6 | 1996-06-26 18:22:49 +0000 | [diff] [blame] | 261 | #ifdef MS_WINDOWS |
Mark Hammond | 46a733d | 2000-07-24 01:45:11 +0000 | [diff] [blame] | 262 | int err_no = WSAGetLastError(); |
| 263 | if (err_no) { |
| 264 | static struct { int no; const char *msg; } *msgp, msgs[] = { |
| 265 | { WSAEINTR, "Interrupted system call" }, |
| 266 | { WSAEBADF, "Bad file descriptor" }, |
| 267 | { WSAEACCES, "Permission denied" }, |
| 268 | { WSAEFAULT, "Bad address" }, |
| 269 | { WSAEINVAL, "Invalid argument" }, |
| 270 | { WSAEMFILE, "Too many open files" }, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 271 | { WSAEWOULDBLOCK, |
Mark Hammond | 46a733d | 2000-07-24 01:45:11 +0000 | [diff] [blame] | 272 | "The socket operation could not complete " |
| 273 | "without blocking" }, |
| 274 | { WSAEINPROGRESS, "Operation now in progress" }, |
| 275 | { WSAEALREADY, "Operation already in progress" }, |
| 276 | { WSAENOTSOCK, "Socket operation on non-socket" }, |
| 277 | { WSAEDESTADDRREQ, "Destination address required" }, |
| 278 | { WSAEMSGSIZE, "Message too long" }, |
| 279 | { WSAEPROTOTYPE, "Protocol wrong type for socket" }, |
| 280 | { WSAENOPROTOOPT, "Protocol not available" }, |
| 281 | { WSAEPROTONOSUPPORT, "Protocol not supported" }, |
| 282 | { WSAESOCKTNOSUPPORT, "Socket type not supported" }, |
| 283 | { WSAEOPNOTSUPP, "Operation not supported" }, |
| 284 | { WSAEPFNOSUPPORT, "Protocol family not supported" }, |
| 285 | { WSAEAFNOSUPPORT, "Address family not supported" }, |
| 286 | { WSAEADDRINUSE, "Address already in use" }, |
| 287 | { WSAEADDRNOTAVAIL, |
| 288 | "Can't assign requested address" }, |
| 289 | { WSAENETDOWN, "Network is down" }, |
| 290 | { WSAENETUNREACH, "Network is unreachable" }, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 291 | { WSAENETRESET, |
Mark Hammond | 46a733d | 2000-07-24 01:45:11 +0000 | [diff] [blame] | 292 | "Network dropped connection on reset" }, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 293 | { WSAECONNABORTED, |
Mark Hammond | 46a733d | 2000-07-24 01:45:11 +0000 | [diff] [blame] | 294 | "Software caused connection abort" }, |
| 295 | { WSAECONNRESET, "Connection reset by peer" }, |
| 296 | { WSAENOBUFS, "No buffer space available" }, |
| 297 | { WSAEISCONN, "Socket is already connected" }, |
| 298 | { WSAENOTCONN, "Socket is not connected" }, |
| 299 | { WSAESHUTDOWN, "Can't send after socket shutdown" }, |
| 300 | { WSAETOOMANYREFS, |
| 301 | "Too many references: can't splice" }, |
| 302 | { WSAETIMEDOUT, "Operation timed out" }, |
| 303 | { WSAECONNREFUSED, "Connection refused" }, |
| 304 | { WSAELOOP, "Too many levels of symbolic links" }, |
| 305 | { WSAENAMETOOLONG, "File name too long" }, |
| 306 | { WSAEHOSTDOWN, "Host is down" }, |
| 307 | { WSAEHOSTUNREACH, "No route to host" }, |
| 308 | { WSAENOTEMPTY, "Directory not empty" }, |
| 309 | { WSAEPROCLIM, "Too many processes" }, |
| 310 | { WSAEUSERS, "Too many users" }, |
| 311 | { WSAEDQUOT, "Disc quota exceeded" }, |
| 312 | { WSAESTALE, "Stale NFS file handle" }, |
| 313 | { WSAEREMOTE, "Too many levels of remote in path" }, |
| 314 | { WSASYSNOTREADY, |
| 315 | "Network subsystem is unvailable" }, |
| 316 | { WSAVERNOTSUPPORTED, |
| 317 | "WinSock version is not supported" }, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 318 | { WSANOTINITIALISED, |
Mark Hammond | 46a733d | 2000-07-24 01:45:11 +0000 | [diff] [blame] | 319 | "Successful WSAStartup() not yet performed" }, |
| 320 | { WSAEDISCON, "Graceful shutdown in progress" }, |
| 321 | /* Resolver errors */ |
| 322 | { WSAHOST_NOT_FOUND, "No such host is known" }, |
| 323 | { WSATRY_AGAIN, "Host not found, or server failed" }, |
| 324 | { WSANO_RECOVERY, |
| 325 | "Unexpected server error encountered" }, |
| 326 | { WSANO_DATA, "Valid name without requested data" }, |
| 327 | { WSANO_ADDRESS, "No address, look for MX record" }, |
| 328 | { 0, NULL } |
| 329 | }; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 330 | PyObject *v; |
Mark Hammond | 46a733d | 2000-07-24 01:45:11 +0000 | [diff] [blame] | 331 | const char *msg = "winsock error"; |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 332 | |
Mark Hammond | 46a733d | 2000-07-24 01:45:11 +0000 | [diff] [blame] | 333 | for (msgp = msgs; msgp->msg; msgp++) { |
| 334 | if (err_no == msgp->no) { |
| 335 | msg = msgp->msg; |
| 336 | break; |
| 337 | } |
| 338 | } |
| 339 | |
| 340 | v = Py_BuildValue("(is)", err_no, msg); |
Guido van Rossum | 14ed0b2 | 1994-09-29 09:50:09 +0000 | [diff] [blame] | 341 | if (v != NULL) { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 342 | PyErr_SetObject(PySocket_Error, v); |
| 343 | Py_DECREF(v); |
Guido van Rossum | 14ed0b2 | 1994-09-29 09:50:09 +0000 | [diff] [blame] | 344 | } |
| 345 | return NULL; |
| 346 | } |
| 347 | else |
| 348 | #endif |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 349 | |
| 350 | #if defined(PYOS_OS2) |
| 351 | if (sock_errno() != NO_ERROR) { |
| 352 | APIRET rc; |
| 353 | ULONG msglen; |
| 354 | char outbuf[100]; |
| 355 | int myerrorcode = sock_errno(); |
| 356 | |
| 357 | /* Retrieve Socket-Related Error Message from MPTN.MSG File */ |
| 358 | rc = DosGetMessage(NULL, 0, outbuf, sizeof(outbuf), |
| 359 | myerrorcode - SOCBASEERR + 26, "mptn.msg", &msglen); |
| 360 | if (rc == NO_ERROR) { |
| 361 | PyObject *v; |
| 362 | |
| 363 | outbuf[msglen] = '\0'; /* OS/2 Doesn't Guarantee a Terminator */ |
| 364 | if (strlen(outbuf) > 0) { /* If Non-Empty Msg, Trim CRLF */ |
| 365 | char *lastc = &outbuf[ strlen(outbuf)-1 ]; |
| 366 | while (lastc > outbuf && isspace(*lastc)) |
| 367 | *lastc-- = '\0'; /* Trim Trailing Whitespace (CRLF) */ |
| 368 | } |
| 369 | v = Py_BuildValue("(is)", myerrorcode, outbuf); |
| 370 | if (v != NULL) { |
| 371 | PyErr_SetObject(PySocket_Error, v); |
| 372 | Py_DECREF(v); |
| 373 | } |
| 374 | return NULL; |
| 375 | } |
| 376 | } |
| 377 | #endif |
| 378 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 379 | return PyErr_SetFromErrno(PySocket_Error); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 380 | } |
| 381 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 382 | |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 383 | static PyObject * |
| 384 | PyH_Err(int h_error) |
| 385 | { |
| 386 | PyObject *v; |
| 387 | |
| 388 | #ifdef HAVE_HSTRERROR |
| 389 | v = Py_BuildValue("(is)", h_error, (char *)hstrerror(h_error)); |
| 390 | #else |
| 391 | v = Py_BuildValue("(is)", h_error, "host not found"); |
| 392 | #endif |
| 393 | if (v != NULL) { |
Martin v. Löwis | 864e9ff | 2001-08-04 22:32:03 +0000 | [diff] [blame] | 394 | PyErr_SetObject(PyH_Error, v); |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 395 | Py_DECREF(v); |
| 396 | } |
| 397 | |
| 398 | return NULL; |
| 399 | } |
| 400 | |
| 401 | |
| 402 | static PyObject * |
| 403 | PyGAI_Err(int error) |
| 404 | { |
| 405 | PyObject *v; |
| 406 | |
| 407 | if (error == EAI_SYSTEM) |
| 408 | return PySocket_Err(); |
| 409 | |
Martin v. Löwis | f95dd0a | 2001-08-15 17:14:33 +0000 | [diff] [blame] | 410 | #ifdef HAVE_GAI_STRERROR |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 411 | v = Py_BuildValue("(is)", error, gai_strerror(error)); |
Martin v. Löwis | f95dd0a | 2001-08-15 17:14:33 +0000 | [diff] [blame] | 412 | #else |
| 413 | v = Py_BuildValue("(is)", error, "getaddrinfo failed"); |
| 414 | #endif |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 415 | if (v != NULL) { |
| 416 | PyErr_SetObject(PyGAI_Error, v); |
| 417 | Py_DECREF(v); |
| 418 | } |
| 419 | |
| 420 | return NULL; |
| 421 | } |
| 422 | |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 423 | /* Initialize a new socket object. */ |
| 424 | |
| 425 | static void |
| 426 | init_sockobject(PySocketSockObject *s, |
| 427 | SOCKET_T fd, int family, int type, int proto) |
| 428 | { |
| 429 | #ifdef RISCOS |
| 430 | int block = 1; |
| 431 | #endif |
| 432 | s->sock_fd = fd; |
| 433 | s->sock_family = family; |
| 434 | s->sock_type = type; |
| 435 | s->sock_proto = proto; |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 436 | s->errorhandler = &PySocket_Err; |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 437 | #ifdef RISCOS |
| 438 | if(taskwindow) { |
| 439 | socketioctl(s->sock_fd, 0x80046679, (u_long*)&block); |
| 440 | } |
| 441 | #endif |
| 442 | } |
| 443 | |
| 444 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 445 | /* Create a new socket object. |
| 446 | This just creates the object and initializes it. |
| 447 | If the creation fails, return NULL and set an exception (implicit |
| 448 | in NEWOBJ()). */ |
| 449 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 450 | static PySocketSockObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 451 | PySocketSock_New(SOCKET_T fd, int family, int type, int proto) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 452 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 453 | PySocketSockObject *s; |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 454 | s = (PySocketSockObject *) |
| 455 | PyType_GenericNew(&PySocketSock_Type, NULL, NULL); |
| 456 | if (s != NULL) |
| 457 | init_sockobject(s, fd, family, type, proto); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 458 | return s; |
| 459 | } |
| 460 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 461 | |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 462 | /* Lock to allow python interpreter to continue, but only allow one |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 463 | thread to be in gethostbyname */ |
Guido van Rossum | 3baaa13 | 1999-03-22 21:44:51 +0000 | [diff] [blame] | 464 | #ifdef USE_GETHOSTBYNAME_LOCK |
Guido van Rossum | 65d5b57 | 1998-12-21 19:32:43 +0000 | [diff] [blame] | 465 | PyThread_type_lock gethostbyname_lock; |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 466 | #endif |
| 467 | |
| 468 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 469 | /* Convert a string specifying a host name or one of a few symbolic |
| 470 | names to a numeric IP address. This usually calls gethostbyname() |
| 471 | to do the work; the names "" and "<broadcast>" are special. |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 472 | Return the length (IPv4 should be 4 bytes), or negative if |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 473 | an error occurred; then an exception is raised. */ |
| 474 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 475 | static int |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 476 | setipaddr(char* name, struct sockaddr * addr_ret, int af) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 477 | { |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 478 | struct addrinfo hints, *res; |
| 479 | int error; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 480 | |
Guido van Rossum | a376cc5 | 1996-12-05 23:43:35 +0000 | [diff] [blame] | 481 | memset((void *) addr_ret, '\0', sizeof(*addr_ret)); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 482 | if (name[0] == '\0') { |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 483 | int siz; |
| 484 | memset(&hints, 0, sizeof(hints)); |
| 485 | hints.ai_family = af; |
| 486 | hints.ai_socktype = SOCK_DGRAM; /*dummy*/ |
| 487 | hints.ai_flags = AI_PASSIVE; |
| 488 | error = getaddrinfo(NULL, "0", &hints, &res); |
| 489 | if (error) { |
| 490 | PyGAI_Err(error); |
| 491 | return -1; |
| 492 | } |
| 493 | switch (res->ai_family) { |
| 494 | case AF_INET: |
| 495 | siz = 4; |
| 496 | break; |
Martin v. Löwis | 44ddbde | 2001-12-02 10:15:37 +0000 | [diff] [blame] | 497 | #ifdef ENABLE_IPV6 |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 498 | case AF_INET6: |
| 499 | siz = 16; |
| 500 | break; |
| 501 | #endif |
| 502 | default: |
| 503 | freeaddrinfo(res); |
| 504 | PyErr_SetString(PySocket_Error, |
| 505 | "unsupported address family"); |
| 506 | return -1; |
| 507 | } |
| 508 | if (res->ai_next) { |
Martin v. Löwis | f0b11d2 | 2001-11-07 08:31:03 +0000 | [diff] [blame] | 509 | freeaddrinfo(res); |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 510 | PyErr_SetString(PySocket_Error, |
| 511 | "wildcard resolved to multiple address"); |
| 512 | return -1; |
| 513 | } |
| 514 | memcpy(addr_ret, res->ai_addr, res->ai_addrlen); |
| 515 | freeaddrinfo(res); |
| 516 | return siz; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 517 | } |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 518 | if (name[0] == '<' && strcmp(name, "<broadcast>") == 0) { |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 519 | struct sockaddr_in *sin; |
| 520 | if (af != PF_INET && af != PF_UNSPEC) { |
| 521 | PyErr_SetString(PySocket_Error, |
| 522 | "address family mismatched"); |
| 523 | return -1; |
| 524 | } |
| 525 | sin = (struct sockaddr_in *)addr_ret; |
| 526 | memset((void *) sin, '\0', sizeof(*sin)); |
| 527 | sin->sin_family = AF_INET; |
| 528 | #ifdef HAVE_SOCKADDR_SA_LEN |
| 529 | sin->sin_len = sizeof(*sin); |
| 530 | #endif |
| 531 | sin->sin_addr.s_addr = INADDR_BROADCAST; |
| 532 | return sizeof(sin->sin_addr); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 533 | } |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 534 | memset(&hints, 0, sizeof(hints)); |
| 535 | hints.ai_family = af; |
| 536 | error = getaddrinfo(name, NULL, &hints, &res); |
Martin v. Löwis | 7c4b5fa | 2001-10-25 09:04:03 +0000 | [diff] [blame] | 537 | #if defined(__digital__) && defined(__unix__) |
Martin v. Löwis | b8fc972 | 2001-10-24 17:35:46 +0000 | [diff] [blame] | 538 | if (error == EAI_NONAME && af == AF_UNSPEC) { |
Martin v. Löwis | 7c4b5fa | 2001-10-25 09:04:03 +0000 | [diff] [blame] | 539 | /* On Tru64 V5.1, numeric-to-addr conversion |
Martin v. Löwis | 861a65b | 2001-10-24 14:36:00 +0000 | [diff] [blame] | 540 | fails if no address family is given. Assume IPv4 for now.*/ |
| 541 | hints.ai_family = AF_INET; |
| 542 | error = getaddrinfo(name, NULL, &hints, &res); |
| 543 | } |
Martin v. Löwis | 7c4b5fa | 2001-10-25 09:04:03 +0000 | [diff] [blame] | 544 | #endif |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 545 | if (error) { |
| 546 | PyGAI_Err(error); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 547 | return -1; |
| 548 | } |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 549 | memcpy((char *) addr_ret, res->ai_addr, res->ai_addrlen); |
| 550 | freeaddrinfo(res); |
| 551 | switch (addr_ret->sa_family) { |
| 552 | case AF_INET: |
| 553 | return 4; |
Martin v. Löwis | 44ddbde | 2001-12-02 10:15:37 +0000 | [diff] [blame] | 554 | #ifdef ENABLE_IPV6 |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 555 | case AF_INET6: |
| 556 | return 16; |
Guido van Rossum | 955becc | 1999-03-22 20:14:53 +0000 | [diff] [blame] | 557 | #endif |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 558 | default: |
| 559 | PyErr_SetString(PySocket_Error, "unknown address family"); |
| 560 | return -1; |
| 561 | } |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 562 | } |
| 563 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 564 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 565 | /* Create a string object representing an IP address. |
| 566 | This is always a string of the form 'dd.dd.dd.dd' (with variable |
| 567 | size numbers). */ |
| 568 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 569 | static PyObject * |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 570 | makeipaddr(struct sockaddr *addr, int addrlen) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 571 | { |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 572 | char buf[NI_MAXHOST]; |
| 573 | int error; |
| 574 | |
| 575 | error = getnameinfo(addr, addrlen, buf, sizeof(buf), NULL, 0, |
| 576 | NI_NUMERICHOST); |
| 577 | if (error) { |
| 578 | PyGAI_Err(error); |
| 579 | return NULL; |
| 580 | } |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 581 | return PyString_FromString(buf); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 582 | } |
| 583 | |
| 584 | |
| 585 | /* Create an object representing the given socket address, |
| 586 | suitable for passing it back to bind(), connect() etc. |
| 587 | The family field of the sockaddr structure is inspected |
| 588 | to determine what kind of address it really is. */ |
| 589 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 590 | /*ARGSUSED*/ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 591 | static PyObject * |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 592 | makesockaddr(int sockfd, struct sockaddr *addr, int addrlen) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 593 | { |
Guido van Rossum | 25bec8c | 1992-08-05 19:00:45 +0000 | [diff] [blame] | 594 | if (addrlen == 0) { |
| 595 | /* No address -- may be recvfrom() from known socket */ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 596 | Py_INCREF(Py_None); |
| 597 | return Py_None; |
Guido van Rossum | 25bec8c | 1992-08-05 19:00:45 +0000 | [diff] [blame] | 598 | } |
| 599 | |
Guido van Rossum | bcc2074 | 1998-08-04 22:53:56 +0000 | [diff] [blame] | 600 | #ifdef __BEOS__ |
Guido van Rossum | 2c8bcb8 | 2000-04-25 21:34:53 +0000 | [diff] [blame] | 601 | /* XXX: BeOS version of accept() doesn't set family correctly */ |
Guido van Rossum | bcc2074 | 1998-08-04 22:53:56 +0000 | [diff] [blame] | 602 | addr->sa_family = AF_INET; |
| 603 | #endif |
| 604 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 605 | switch (addr->sa_family) { |
| 606 | |
| 607 | case AF_INET: |
| 608 | { |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 609 | struct sockaddr_in *a; |
| 610 | PyObject *addrobj = makeipaddr(addr, sizeof(*a)); |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 611 | PyObject *ret = NULL; |
| 612 | if (addrobj) { |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 613 | a = (struct sockaddr_in *)addr; |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 614 | ret = Py_BuildValue("Oi", addrobj, ntohs(a->sin_port)); |
| 615 | Py_DECREF(addrobj); |
| 616 | } |
Guido van Rossum | 6f5afc9 | 1993-02-05 09:46:15 +0000 | [diff] [blame] | 617 | return ret; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 618 | } |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 619 | |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 620 | #ifdef AF_UNIX |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 621 | case AF_UNIX: |
| 622 | { |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 623 | struct sockaddr_un *a = (struct sockaddr_un *) addr; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 624 | return PyString_FromString(a->sun_path); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 625 | } |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 626 | #endif /* AF_UNIX */ |
| 627 | |
Martin v. Löwis | 44ddbde | 2001-12-02 10:15:37 +0000 | [diff] [blame] | 628 | #ifdef ENABLE_IPV6 |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 629 | case AF_INET6: |
| 630 | { |
| 631 | struct sockaddr_in6 *a; |
| 632 | PyObject *addrobj = makeipaddr(addr, sizeof(*a)); |
| 633 | PyObject *ret = NULL; |
| 634 | if (addrobj) { |
| 635 | a = (struct sockaddr_in6 *)addr; |
| 636 | ret = Py_BuildValue("Oiii", addrobj, ntohs(a->sin6_port), |
| 637 | a->sin6_flowinfo, a->sin6_scope_id); |
| 638 | Py_DECREF(addrobj); |
| 639 | } |
| 640 | return ret; |
| 641 | } |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 642 | #endif |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 643 | |
Martin v. Löwis | 1ba3fd5 | 2001-08-10 20:29:40 +0000 | [diff] [blame] | 644 | #ifdef HAVE_NETPACKET_PACKET_H |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 645 | case AF_PACKET: |
| 646 | { |
| 647 | struct sockaddr_ll *a = (struct sockaddr_ll *)addr; |
| 648 | char *ifname = ""; |
| 649 | struct ifreq ifr; |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 650 | /* need to look up interface name give index */ |
| 651 | if (a->sll_ifindex) { |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 652 | ifr.ifr_ifindex = a->sll_ifindex; |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 653 | if (ioctl(sockfd, SIOCGIFNAME, &ifr) == 0) |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 654 | ifname = ifr.ifr_name; |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 655 | } |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 656 | return Py_BuildValue("shbhs#", ifname, ntohs(a->sll_protocol), |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 657 | a->sll_pkttype, a->sll_hatype, |
| 658 | a->sll_addr, a->sll_halen); |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 659 | } |
| 660 | #endif |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 661 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 662 | /* More cases here... */ |
| 663 | |
| 664 | default: |
Guido van Rossum | aa948df | 1997-05-07 17:41:48 +0000 | [diff] [blame] | 665 | /* If we don't know the address family, don't raise an |
| 666 | exception -- return it as a tuple. */ |
| 667 | return Py_BuildValue("is#", |
| 668 | addr->sa_family, |
| 669 | addr->sa_data, |
| 670 | sizeof(addr->sa_data)); |
Guido van Rossum | 25bec8c | 1992-08-05 19:00:45 +0000 | [diff] [blame] | 671 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 672 | } |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 673 | } |
| 674 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 675 | |
| 676 | /* Parse a socket address argument according to the socket object's |
| 677 | address family. Return 1 if the address was in the proper format, |
| 678 | 0 of not. The address is returned through addr_ret, its length |
| 679 | through len_ret. */ |
| 680 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 681 | static int |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 682 | getsockaddrarg(PySocketSockObject *s, PyObject *args, |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 683 | struct sockaddr **addr_ret, int *len_ret) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 684 | { |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 685 | switch (s->sock_family) { |
| 686 | |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 687 | #ifdef AF_UNIX |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 688 | case AF_UNIX: |
| 689 | { |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 690 | struct sockaddr_un* addr; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 691 | char *path; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 692 | int len; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 693 | addr = (struct sockaddr_un* )&(s->sock_addr).un; |
Guido van Rossum | 7e48898 | 1998-10-08 02:25:24 +0000 | [diff] [blame] | 694 | if (!PyArg_Parse(args, "t#", &path, &len)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 695 | return 0; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 696 | if (len > sizeof addr->sun_path) { |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 697 | PyErr_SetString(PySocket_Error, |
| 698 | "AF_UNIX path too long"); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 699 | return 0; |
| 700 | } |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 701 | addr->sun_family = s->sock_family; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 702 | memcpy(addr->sun_path, path, len); |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 703 | addr->sun_path[len] = 0; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 704 | *addr_ret = (struct sockaddr *) addr; |
Guido van Rossum | 65af28a | 1996-06-11 18:36:33 +0000 | [diff] [blame] | 705 | *len_ret = len + sizeof(*addr) - sizeof(addr->sun_path); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 706 | return 1; |
| 707 | } |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 708 | #endif /* AF_UNIX */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 709 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 710 | case AF_INET: |
| 711 | { |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 712 | struct sockaddr_in* addr; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 713 | char *host; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 714 | int port; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 715 | addr=(struct sockaddr_in*)&(s->sock_addr).in; |
Guido van Rossum | e4dad90 | 2000-12-01 13:13:11 +0000 | [diff] [blame] | 716 | if (!PyTuple_Check(args)) { |
| 717 | PyErr_Format(PyExc_TypeError, |
| 718 | "getsockaddrarg: AF_INET address must be tuple, not %.500s", |
| 719 | args->ob_type->tp_name); |
| 720 | return 0; |
| 721 | } |
| 722 | if (!PyArg_ParseTuple(args, "si:getsockaddrarg", &host, &port)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 723 | return 0; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 724 | if (setipaddr(host, (struct sockaddr *)addr, AF_INET) < 0) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 725 | return 0; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 726 | addr->sin_family = AF_INET; |
Guido van Rossum | 644a12b | 1997-04-09 19:24:53 +0000 | [diff] [blame] | 727 | addr->sin_port = htons((short)port); |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 728 | *addr_ret = (struct sockaddr *) addr; |
| 729 | *len_ret = sizeof *addr; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 730 | return 1; |
| 731 | } |
| 732 | |
Martin v. Löwis | 44ddbde | 2001-12-02 10:15:37 +0000 | [diff] [blame] | 733 | #ifdef ENABLE_IPV6 |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 734 | case AF_INET6: |
| 735 | { |
| 736 | struct sockaddr_in6* addr; |
| 737 | char *host; |
| 738 | int port, flowinfo, scope_id; |
| 739 | addr = (struct sockaddr_in6*)&(s->sock_addr).in6; |
| 740 | flowinfo = scope_id = 0; |
| 741 | if (!PyArg_ParseTuple(args, "si|ii", &host, &port, &flowinfo, |
| 742 | &scope_id)) { |
| 743 | return 0; |
| 744 | } |
| 745 | if (setipaddr(host, (struct sockaddr *)addr, AF_INET6) < 0) |
| 746 | return 0; |
| 747 | addr->sin6_family = s->sock_family; |
| 748 | addr->sin6_port = htons((short)port); |
| 749 | addr->sin6_flowinfo = flowinfo; |
| 750 | addr->sin6_scope_id = scope_id; |
| 751 | *addr_ret = (struct sockaddr *) addr; |
| 752 | *len_ret = sizeof *addr; |
| 753 | return 1; |
| 754 | } |
| 755 | #endif |
| 756 | |
Martin v. Löwis | 1ba3fd5 | 2001-08-10 20:29:40 +0000 | [diff] [blame] | 757 | #ifdef HAVE_NETPACKET_PACKET_H |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 758 | case AF_PACKET: |
| 759 | { |
| 760 | struct sockaddr_ll* addr; |
| 761 | struct ifreq ifr; |
| 762 | char *interfaceName; |
| 763 | int protoNumber; |
| 764 | int hatype = 0; |
| 765 | int pkttype = 0; |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 766 | char *haddr; |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 767 | |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 768 | if (!PyArg_ParseTuple(args, "si|iis", &interfaceName, |
| 769 | &protoNumber, &pkttype, &hatype, &haddr)) |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 770 | return 0; |
| 771 | strncpy(ifr.ifr_name, interfaceName, sizeof(ifr.ifr_name)); |
| 772 | ifr.ifr_name[(sizeof(ifr.ifr_name))-1] = '\0'; |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 773 | if (ioctl(s->sock_fd, SIOCGIFINDEX, &ifr) < 0) { |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 774 | s->errorhandler(); |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 775 | return 0; |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 776 | } |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 777 | addr = &(s->sock_addr.ll); |
| 778 | addr->sll_family = AF_PACKET; |
| 779 | addr->sll_protocol = htons((short)protoNumber); |
| 780 | addr->sll_ifindex = ifr.ifr_ifindex; |
| 781 | addr->sll_pkttype = pkttype; |
| 782 | addr->sll_hatype = hatype; |
| 783 | *addr_ret = (struct sockaddr *) addr; |
| 784 | *len_ret = sizeof *addr; |
| 785 | return 1; |
| 786 | } |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 787 | #endif |
| 788 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 789 | /* More cases here... */ |
| 790 | |
| 791 | default: |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 792 | PyErr_SetString(PySocket_Error, "getsockaddrarg: bad family"); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 793 | return 0; |
| 794 | |
| 795 | } |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 796 | } |
| 797 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 798 | |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 799 | /* Get the address length according to the socket object's address family. |
Guido van Rossum | 710e1df | 1992-06-12 10:39:36 +0000 | [diff] [blame] | 800 | Return 1 if the family is known, 0 otherwise. The length is returned |
| 801 | through len_ret. */ |
| 802 | |
| 803 | static int |
Peter Schneider-Kamp | 618e25d | 2000-07-11 23:00:12 +0000 | [diff] [blame] | 804 | getsockaddrlen(PySocketSockObject *s, socklen_t *len_ret) |
Guido van Rossum | 710e1df | 1992-06-12 10:39:36 +0000 | [diff] [blame] | 805 | { |
| 806 | switch (s->sock_family) { |
| 807 | |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 808 | #ifdef AF_UNIX |
Guido van Rossum | 710e1df | 1992-06-12 10:39:36 +0000 | [diff] [blame] | 809 | case AF_UNIX: |
| 810 | { |
| 811 | *len_ret = sizeof (struct sockaddr_un); |
| 812 | return 1; |
| 813 | } |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 814 | #endif /* AF_UNIX */ |
Guido van Rossum | 710e1df | 1992-06-12 10:39:36 +0000 | [diff] [blame] | 815 | |
| 816 | case AF_INET: |
| 817 | { |
| 818 | *len_ret = sizeof (struct sockaddr_in); |
| 819 | return 1; |
| 820 | } |
| 821 | |
Martin v. Löwis | 44ddbde | 2001-12-02 10:15:37 +0000 | [diff] [blame] | 822 | #ifdef ENABLE_IPV6 |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 823 | case AF_INET6: |
| 824 | { |
| 825 | *len_ret = sizeof (struct sockaddr_in6); |
| 826 | return 1; |
| 827 | } |
| 828 | #endif |
| 829 | |
Martin v. Löwis | 1ba3fd5 | 2001-08-10 20:29:40 +0000 | [diff] [blame] | 830 | #ifdef HAVE_NETPACKET_PACKET_H |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 831 | case AF_PACKET: |
| 832 | { |
| 833 | *len_ret = sizeof (struct sockaddr_ll); |
| 834 | return 1; |
| 835 | } |
| 836 | #endif |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 837 | |
Guido van Rossum | 710e1df | 1992-06-12 10:39:36 +0000 | [diff] [blame] | 838 | /* More cases here... */ |
| 839 | |
| 840 | default: |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 841 | PyErr_SetString(PySocket_Error, "getsockaddrlen: bad family"); |
Guido van Rossum | 710e1df | 1992-06-12 10:39:36 +0000 | [diff] [blame] | 842 | return 0; |
| 843 | |
| 844 | } |
| 845 | } |
| 846 | |
| 847 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 848 | /* s.accept() method */ |
| 849 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 850 | static PyObject * |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 851 | PySocketSock_accept(PySocketSockObject *s) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 852 | { |
| 853 | char addrbuf[256]; |
Fred Drake | a04eaad | 2000-06-30 02:46:07 +0000 | [diff] [blame] | 854 | SOCKET_T newfd; |
Guido van Rossum | ff3ab42 | 2000-04-24 15:16:03 +0000 | [diff] [blame] | 855 | socklen_t addrlen; |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 856 | PyObject *sock = NULL; |
| 857 | PyObject *addr = NULL; |
| 858 | PyObject *res = NULL; |
| 859 | |
Guido van Rossum | 710e1df | 1992-06-12 10:39:36 +0000 | [diff] [blame] | 860 | if (!getsockaddrlen(s, &addrlen)) |
| 861 | return NULL; |
Fred Drake | fd16834 | 2001-05-09 19:11:33 +0000 | [diff] [blame] | 862 | memset(addrbuf, 0, addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 863 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 864 | newfd = accept(s->sock_fd, (struct sockaddr *) addrbuf, &addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 865 | Py_END_ALLOW_THREADS |
Fred Drake | a04eaad | 2000-06-30 02:46:07 +0000 | [diff] [blame] | 866 | #ifdef MS_WINDOWS |
| 867 | if (newfd == INVALID_SOCKET) |
| 868 | #else |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 869 | if (newfd < 0) |
Fred Drake | a04eaad | 2000-06-30 02:46:07 +0000 | [diff] [blame] | 870 | #endif |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 871 | return s->errorhandler(); |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 872 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 873 | /* Create the new object with unspecified family, |
| 874 | to avoid calls to bind() etc. on it. */ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 875 | sock = (PyObject *) PySocketSock_New(newfd, |
Guido van Rossum | 6f5afc9 | 1993-02-05 09:46:15 +0000 | [diff] [blame] | 876 | s->sock_family, |
| 877 | s->sock_type, |
| 878 | s->sock_proto); |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 879 | if (sock == NULL) { |
Guido van Rossum | 2dd8ddd | 2000-04-21 20:33:00 +0000 | [diff] [blame] | 880 | SOCKETCLOSE(newfd); |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 881 | goto finally; |
| 882 | } |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 883 | addr = makesockaddr(s->sock_fd, (struct sockaddr *)addrbuf, |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 884 | addrlen); |
| 885 | if (addr == NULL) |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 886 | goto finally; |
| 887 | |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 888 | res = Py_BuildValue("OO", sock, addr); |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 889 | |
| 890 | finally: |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 891 | Py_XDECREF(sock); |
| 892 | Py_XDECREF(addr); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 893 | return res; |
| 894 | } |
| 895 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 896 | static char accept_doc[] = |
| 897 | "accept() -> (socket object, address info)\n\ |
| 898 | \n\ |
| 899 | Wait for an incoming connection. Return a new socket representing the\n\ |
| 900 | connection, and the address of the client. For IP sockets, the address\n\ |
| 901 | info is a pair (hostaddr, port)."; |
| 902 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 903 | |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 904 | /* s.setblocking(1 | 0) method */ |
| 905 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 906 | static PyObject * |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 907 | PySocketSock_setblocking(PySocketSockObject *s, PyObject *arg) |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 908 | { |
| 909 | int block; |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 910 | #ifndef RISCOS |
Guido van Rossum | 644a12b | 1997-04-09 19:24:53 +0000 | [diff] [blame] | 911 | #ifndef MS_WINDOWS |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 912 | int delay_flag; |
Guido van Rossum | 644a12b | 1997-04-09 19:24:53 +0000 | [diff] [blame] | 913 | #endif |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 914 | #endif |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 915 | block = PyInt_AsLong(arg); |
| 916 | if (block == -1 && PyErr_Occurred()) |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 917 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 918 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | bcc2074 | 1998-08-04 22:53:56 +0000 | [diff] [blame] | 919 | #ifdef __BEOS__ |
| 920 | block = !block; |
| 921 | setsockopt( s->sock_fd, SOL_SOCKET, SO_NONBLOCK, |
| 922 | (void *)(&block), sizeof( int ) ); |
| 923 | #else |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 924 | #ifndef RISCOS |
Guido van Rossum | 6f489d9 | 1996-06-28 20:15:15 +0000 | [diff] [blame] | 925 | #ifndef MS_WINDOWS |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 926 | #ifdef PYOS_OS2 |
| 927 | block = !block; |
| 928 | ioctl(s->sock_fd, FIONBIO, (caddr_t)&block, sizeof(block)); |
| 929 | #else /* !PYOS_OS2 */ |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 930 | delay_flag = fcntl (s->sock_fd, F_GETFL, 0); |
| 931 | if (block) |
| 932 | delay_flag &= (~O_NDELAY); |
| 933 | else |
| 934 | delay_flag |= O_NDELAY; |
| 935 | fcntl (s->sock_fd, F_SETFL, delay_flag); |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 936 | #endif /* !PYOS_OS2 */ |
| 937 | #else /* MS_WINDOWS */ |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 938 | block = !block; |
| 939 | ioctlsocket(s->sock_fd, FIONBIO, (u_long*)&block); |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 940 | #endif /* MS_WINDOWS */ |
Guido van Rossum | bcc2074 | 1998-08-04 22:53:56 +0000 | [diff] [blame] | 941 | #endif /* __BEOS__ */ |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 942 | #endif /* RISCOS */ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 943 | Py_END_ALLOW_THREADS |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 944 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 945 | Py_INCREF(Py_None); |
| 946 | return Py_None; |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 947 | } |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 948 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 949 | static char setblocking_doc[] = |
| 950 | "setblocking(flag)\n\ |
| 951 | \n\ |
| 952 | Set the socket to blocking (flag is true) or non-blocking (false).\n\ |
| 953 | This uses the FIONBIO ioctl with the O_NDELAY flag."; |
| 954 | |
Guido van Rossum | e4485b0 | 1994-09-07 14:32:49 +0000 | [diff] [blame] | 955 | |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 956 | #ifdef RISCOS |
| 957 | /* s.sleeptaskw(1 | 0) method */ |
| 958 | |
| 959 | static PyObject * |
| 960 | PySocketSock_sleeptaskw(PySocketSockObject *s,PyObject *args) |
| 961 | { |
| 962 | int block; |
| 963 | int delay_flag; |
| 964 | if (!PyArg_GetInt(args, &block)) |
| 965 | return NULL; |
| 966 | Py_BEGIN_ALLOW_THREADS |
| 967 | socketioctl(s->sock_fd, 0x80046679, (u_long*)&block); |
| 968 | Py_END_ALLOW_THREADS |
| 969 | |
| 970 | Py_INCREF(Py_None); |
| 971 | return Py_None; |
| 972 | } |
| 973 | static char sleeptaskw_doc[] = |
| 974 | "sleeptaskw(flag)\n\ |
| 975 | \n\ |
| 976 | Allow sleeps in taskwindows."; |
| 977 | #endif |
| 978 | |
| 979 | |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 980 | /* s.setsockopt() method. |
| 981 | With an integer third argument, sets an integer option. |
| 982 | With a string third argument, sets an option from a buffer; |
| 983 | use optional built-in module 'struct' to encode the string. */ |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 984 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 985 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 986 | PySocketSock_setsockopt(PySocketSockObject *s, PyObject *args) |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 987 | { |
| 988 | int level; |
| 989 | int optname; |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 990 | int res; |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 991 | char *buf; |
| 992 | int buflen; |
| 993 | int flag; |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 994 | |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 995 | if (PyArg_ParseTuple(args, "iii:setsockopt", |
| 996 | &level, &optname, &flag)) { |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 997 | buf = (char *) &flag; |
| 998 | buflen = sizeof flag; |
| 999 | } |
| 1000 | else { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1001 | PyErr_Clear(); |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 1002 | if (!PyArg_ParseTuple(args, "iis#:setsockopt", |
| 1003 | &level, &optname, &buf, &buflen)) |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 1004 | return NULL; |
| 1005 | } |
Thomas Wouters | 334fb89 | 2000-07-25 12:56:38 +0000 | [diff] [blame] | 1006 | res = setsockopt(s->sock_fd, level, optname, (void *)buf, buflen); |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 1007 | if (res < 0) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1008 | return s->errorhandler(); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1009 | Py_INCREF(Py_None); |
| 1010 | return Py_None; |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 1011 | } |
| 1012 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1013 | static char setsockopt_doc[] = |
| 1014 | "setsockopt(level, option, value)\n\ |
| 1015 | \n\ |
| 1016 | Set a socket option. See the Unix manual for level and option.\n\ |
| 1017 | The value argument can either be an integer or a string."; |
| 1018 | |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 1019 | |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 1020 | /* s.getsockopt() method. |
| 1021 | With two arguments, retrieves an integer option. |
| 1022 | With a third integer argument, retrieves a string buffer of that size; |
| 1023 | use optional built-in module 'struct' to decode the string. */ |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 1024 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1025 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 1026 | PySocketSock_getsockopt(PySocketSockObject *s, PyObject *args) |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 1027 | { |
| 1028 | int level; |
| 1029 | int optname; |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 1030 | int res; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1031 | PyObject *buf; |
Guido van Rossum | ff3ab42 | 2000-04-24 15:16:03 +0000 | [diff] [blame] | 1032 | socklen_t buflen = 0; |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 1033 | |
Guido van Rossum | bcc2074 | 1998-08-04 22:53:56 +0000 | [diff] [blame] | 1034 | #ifdef __BEOS__ |
Fred Drake | 564a6cc | 2001-05-11 20:12:26 +0000 | [diff] [blame] | 1035 | /* We have incomplete socket support. */ |
| 1036 | PyErr_SetString(PySocket_Error, "getsockopt not supported"); |
Guido van Rossum | bcc2074 | 1998-08-04 22:53:56 +0000 | [diff] [blame] | 1037 | return NULL; |
| 1038 | #else |
| 1039 | |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 1040 | if (!PyArg_ParseTuple(args, "ii|i:getsockopt", |
| 1041 | &level, &optname, &buflen)) |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1042 | return NULL; |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1043 | |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1044 | if (buflen == 0) { |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 1045 | int flag = 0; |
Guido van Rossum | ff3ab42 | 2000-04-24 15:16:03 +0000 | [diff] [blame] | 1046 | socklen_t flagsize = sizeof flag; |
Guido van Rossum | b376a4a | 1993-11-23 17:53:17 +0000 | [diff] [blame] | 1047 | res = getsockopt(s->sock_fd, level, optname, |
Thomas Wouters | 334fb89 | 2000-07-25 12:56:38 +0000 | [diff] [blame] | 1048 | (void *)&flag, &flagsize); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 1049 | if (res < 0) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1050 | return s->errorhandler(); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1051 | return PyInt_FromLong(flag); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 1052 | } |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 1053 | if (buflen <= 0 || buflen > 1024) { |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 1054 | PyErr_SetString(PySocket_Error, |
| 1055 | "getsockopt buflen out of range"); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 1056 | return NULL; |
| 1057 | } |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1058 | buf = PyString_FromStringAndSize((char *)NULL, buflen); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 1059 | if (buf == NULL) |
| 1060 | return NULL; |
Guido van Rossum | b376a4a | 1993-11-23 17:53:17 +0000 | [diff] [blame] | 1061 | res = getsockopt(s->sock_fd, level, optname, |
Fred Drake | 564a6cc | 2001-05-11 20:12:26 +0000 | [diff] [blame] | 1062 | (void *)PyString_AS_STRING(buf), &buflen); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 1063 | if (res < 0) { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1064 | Py_DECREF(buf); |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1065 | return s->errorhandler(); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 1066 | } |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1067 | _PyString_Resize(&buf, buflen); |
Guido van Rossum | aee0879 | 1992-09-08 09:05:33 +0000 | [diff] [blame] | 1068 | return buf; |
Guido van Rossum | bcc2074 | 1998-08-04 22:53:56 +0000 | [diff] [blame] | 1069 | #endif /* __BEOS__ */ |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 1070 | } |
| 1071 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1072 | static char getsockopt_doc[] = |
| 1073 | "getsockopt(level, option[, buffersize]) -> value\n\ |
| 1074 | \n\ |
| 1075 | Get a socket option. See the Unix manual for level and option.\n\ |
| 1076 | If a nonzero buffersize argument is given, the return value is a\n\ |
| 1077 | string of that length; otherwise it is an integer."; |
| 1078 | |
Guido van Rossum | 0e69587d | 1992-06-05 15:11:30 +0000 | [diff] [blame] | 1079 | |
Fred Drake | 728819a | 2000-07-01 03:40:12 +0000 | [diff] [blame] | 1080 | /* s.bind(sockaddr) method */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1081 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1082 | static PyObject * |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1083 | PySocketSock_bind(PySocketSockObject *s, PyObject *addro) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1084 | { |
| 1085 | struct sockaddr *addr; |
| 1086 | int addrlen; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1087 | int res; |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1088 | |
Fred Drake | 728819a | 2000-07-01 03:40:12 +0000 | [diff] [blame] | 1089 | if (!getsockaddrarg(s, addro, &addr, &addrlen)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1090 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1091 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1092 | res = bind(s->sock_fd, addr, addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1093 | Py_END_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1094 | if (res < 0) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1095 | return s->errorhandler(); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1096 | Py_INCREF(Py_None); |
| 1097 | return Py_None; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1098 | } |
| 1099 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1100 | static char bind_doc[] = |
| 1101 | "bind(address)\n\ |
| 1102 | \n\ |
| 1103 | Bind the socket to a local address. For IP sockets, the address is a\n\ |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 1104 | pair (host, port); the host must refer to the local host. For raw packet\n\ |
| 1105 | sockets the address is a tuple (ifname, proto [,pkttype [,hatype]])"; |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1106 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1107 | |
| 1108 | /* s.close() method. |
| 1109 | Set the file descriptor to -1 so operations tried subsequently |
| 1110 | will surely fail. */ |
| 1111 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1112 | static PyObject * |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1113 | PySocketSock_close(PySocketSockObject *s) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1114 | { |
Guido van Rossum | 20d3fc0 | 2000-12-18 22:23:44 +0000 | [diff] [blame] | 1115 | SOCKET_T fd; |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1116 | |
Guido van Rossum | 20d3fc0 | 2000-12-18 22:23:44 +0000 | [diff] [blame] | 1117 | if ((fd = s->sock_fd) != -1) { |
| 1118 | s->sock_fd = -1; |
Guido van Rossum | 0848146 | 1996-10-12 14:07:22 +0000 | [diff] [blame] | 1119 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | 20d3fc0 | 2000-12-18 22:23:44 +0000 | [diff] [blame] | 1120 | (void) SOCKETCLOSE(fd); |
Guido van Rossum | 0848146 | 1996-10-12 14:07:22 +0000 | [diff] [blame] | 1121 | Py_END_ALLOW_THREADS |
| 1122 | } |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1123 | Py_INCREF(Py_None); |
| 1124 | return Py_None; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1125 | } |
| 1126 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1127 | static char close_doc[] = |
| 1128 | "close()\n\ |
| 1129 | \n\ |
| 1130 | Close the socket. It cannot be used after this call."; |
| 1131 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1132 | |
Fred Drake | 728819a | 2000-07-01 03:40:12 +0000 | [diff] [blame] | 1133 | /* s.connect(sockaddr) method */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1134 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1135 | static PyObject * |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1136 | PySocketSock_connect(PySocketSockObject *s, PyObject *addro) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1137 | { |
| 1138 | struct sockaddr *addr; |
| 1139 | int addrlen; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1140 | int res; |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1141 | |
Fred Drake | 728819a | 2000-07-01 03:40:12 +0000 | [diff] [blame] | 1142 | if (!getsockaddrarg(s, addro, &addr, &addrlen)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1143 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1144 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1145 | res = connect(s->sock_fd, addr, addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1146 | Py_END_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1147 | if (res < 0) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1148 | return s->errorhandler(); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1149 | Py_INCREF(Py_None); |
| 1150 | return Py_None; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1151 | } |
| 1152 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1153 | static char connect_doc[] = |
| 1154 | "connect(address)\n\ |
| 1155 | \n\ |
| 1156 | Connect the socket to a remote address. For IP sockets, the address\n\ |
| 1157 | is a pair (host, port)."; |
| 1158 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1159 | |
Fred Drake | 728819a | 2000-07-01 03:40:12 +0000 | [diff] [blame] | 1160 | /* s.connect_ex(sockaddr) method */ |
Guido van Rossum | fc4255d | 1997-11-19 18:57:13 +0000 | [diff] [blame] | 1161 | |
| 1162 | static PyObject * |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1163 | PySocketSock_connect_ex(PySocketSockObject *s, PyObject *addro) |
Guido van Rossum | fc4255d | 1997-11-19 18:57:13 +0000 | [diff] [blame] | 1164 | { |
| 1165 | struct sockaddr *addr; |
| 1166 | int addrlen; |
| 1167 | int res; |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1168 | |
Fred Drake | 728819a | 2000-07-01 03:40:12 +0000 | [diff] [blame] | 1169 | if (!getsockaddrarg(s, addro, &addr, &addrlen)) |
Guido van Rossum | fc4255d | 1997-11-19 18:57:13 +0000 | [diff] [blame] | 1170 | return NULL; |
| 1171 | Py_BEGIN_ALLOW_THREADS |
| 1172 | res = connect(s->sock_fd, addr, addrlen); |
| 1173 | Py_END_ALLOW_THREADS |
Tim Peters | c32410a | 2001-10-30 01:26:49 +0000 | [diff] [blame] | 1174 | if (res != 0) { |
| 1175 | #ifdef MS_WINDOWS |
| 1176 | res = WSAGetLastError(); |
| 1177 | #else |
Guido van Rossum | fc4255d | 1997-11-19 18:57:13 +0000 | [diff] [blame] | 1178 | res = errno; |
Tim Peters | c32410a | 2001-10-30 01:26:49 +0000 | [diff] [blame] | 1179 | #endif |
| 1180 | } |
Guido van Rossum | fc4255d | 1997-11-19 18:57:13 +0000 | [diff] [blame] | 1181 | return PyInt_FromLong((long) res); |
| 1182 | } |
| 1183 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1184 | static char connect_ex_doc[] = |
| 1185 | "connect_ex(address)\n\ |
| 1186 | \n\ |
| 1187 | This is like connect(address), but returns an error code (the errno value)\n\ |
| 1188 | instead of raising an exception when an error occurs."; |
| 1189 | |
Guido van Rossum | fc4255d | 1997-11-19 18:57:13 +0000 | [diff] [blame] | 1190 | |
Guido van Rossum | ed233a5 | 1992-06-23 09:07:03 +0000 | [diff] [blame] | 1191 | /* s.fileno() method */ |
| 1192 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1193 | static PyObject * |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1194 | PySocketSock_fileno(PySocketSockObject *s) |
Guido van Rossum | ed233a5 | 1992-06-23 09:07:03 +0000 | [diff] [blame] | 1195 | { |
Fred Drake | a04eaad | 2000-06-30 02:46:07 +0000 | [diff] [blame] | 1196 | #if SIZEOF_SOCKET_T <= SIZEOF_LONG |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1197 | return PyInt_FromLong((long) s->sock_fd); |
Fred Drake | a04eaad | 2000-06-30 02:46:07 +0000 | [diff] [blame] | 1198 | #else |
| 1199 | return PyLong_FromLongLong((LONG_LONG)s->sock_fd); |
| 1200 | #endif |
Guido van Rossum | ed233a5 | 1992-06-23 09:07:03 +0000 | [diff] [blame] | 1201 | } |
| 1202 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1203 | static char fileno_doc[] = |
| 1204 | "fileno() -> integer\n\ |
| 1205 | \n\ |
| 1206 | Return the integer file descriptor of the socket."; |
| 1207 | |
Guido van Rossum | ed233a5 | 1992-06-23 09:07:03 +0000 | [diff] [blame] | 1208 | |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1209 | #ifndef NO_DUP |
| 1210 | /* s.dup() method */ |
| 1211 | |
| 1212 | static PyObject * |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1213 | PySocketSock_dup(PySocketSockObject *s) |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1214 | { |
Fred Drake | a04eaad | 2000-06-30 02:46:07 +0000 | [diff] [blame] | 1215 | SOCKET_T newfd; |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1216 | PyObject *sock; |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1217 | |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1218 | newfd = dup(s->sock_fd); |
| 1219 | if (newfd < 0) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1220 | return s->errorhandler(); |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1221 | sock = (PyObject *) PySocketSock_New(newfd, |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 1222 | s->sock_family, |
| 1223 | s->sock_type, |
| 1224 | s->sock_proto); |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1225 | if (sock == NULL) |
Guido van Rossum | 2dd8ddd | 2000-04-21 20:33:00 +0000 | [diff] [blame] | 1226 | SOCKETCLOSE(newfd); |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1227 | return sock; |
| 1228 | } |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1229 | |
| 1230 | static char dup_doc[] = |
| 1231 | "dup() -> socket object\n\ |
| 1232 | \n\ |
| 1233 | Return a new socket object connected to the same system resource."; |
| 1234 | |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1235 | #endif |
| 1236 | |
| 1237 | |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1238 | /* s.getsockname() method */ |
| 1239 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1240 | static PyObject * |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1241 | PySocketSock_getsockname(PySocketSockObject *s) |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1242 | { |
| 1243 | char addrbuf[256]; |
Guido van Rossum | ff3ab42 | 2000-04-24 15:16:03 +0000 | [diff] [blame] | 1244 | int res; |
| 1245 | socklen_t addrlen; |
| 1246 | |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1247 | if (!getsockaddrlen(s, &addrlen)) |
| 1248 | return NULL; |
Guido van Rossum | ca42b16 | 1996-01-12 01:36:05 +0000 | [diff] [blame] | 1249 | memset(addrbuf, 0, addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1250 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1251 | res = getsockname(s->sock_fd, (struct sockaddr *) addrbuf, &addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1252 | Py_END_ALLOW_THREADS |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1253 | if (res < 0) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1254 | return s->errorhandler(); |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 1255 | return makesockaddr(s->sock_fd, (struct sockaddr *) addrbuf, addrlen); |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1256 | } |
| 1257 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1258 | static char getsockname_doc[] = |
| 1259 | "getsockname() -> address info\n\ |
| 1260 | \n\ |
| 1261 | Return the address of the local endpoint. For IP sockets, the address\n\ |
| 1262 | info is a pair (hostaddr, port)."; |
| 1263 | |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1264 | |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 1265 | #ifdef HAVE_GETPEERNAME /* Cray APP doesn't have this :-( */ |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1266 | /* s.getpeername() method */ |
| 1267 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1268 | static PyObject * |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1269 | PySocketSock_getpeername(PySocketSockObject *s) |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1270 | { |
| 1271 | char addrbuf[256]; |
Guido van Rossum | ff3ab42 | 2000-04-24 15:16:03 +0000 | [diff] [blame] | 1272 | int res; |
| 1273 | socklen_t addrlen; |
| 1274 | |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1275 | if (!getsockaddrlen(s, &addrlen)) |
| 1276 | return NULL; |
Fred Drake | fd16834 | 2001-05-09 19:11:33 +0000 | [diff] [blame] | 1277 | memset(addrbuf, 0, addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1278 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1279 | res = getpeername(s->sock_fd, (struct sockaddr *) addrbuf, &addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1280 | Py_END_ALLOW_THREADS |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1281 | if (res < 0) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1282 | return s->errorhandler(); |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 1283 | return makesockaddr(s->sock_fd, (struct sockaddr *) addrbuf, addrlen); |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1284 | } |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1285 | |
| 1286 | static char getpeername_doc[] = |
| 1287 | "getpeername() -> address info\n\ |
| 1288 | \n\ |
| 1289 | Return the address of the remote endpoint. For IP sockets, the address\n\ |
| 1290 | info is a pair (hostaddr, port)."; |
| 1291 | |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 1292 | #endif /* HAVE_GETPEERNAME */ |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1293 | |
| 1294 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1295 | /* s.listen(n) method */ |
| 1296 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1297 | static PyObject * |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1298 | PySocketSock_listen(PySocketSockObject *s, PyObject *arg) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1299 | { |
| 1300 | int backlog; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1301 | int res; |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1302 | |
| 1303 | backlog = PyInt_AsLong(arg); |
| 1304 | if (backlog == -1 && PyErr_Occurred()) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1305 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1306 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 1307 | if (backlog < 1) |
| 1308 | backlog = 1; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1309 | res = listen(s->sock_fd, backlog); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1310 | Py_END_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1311 | if (res < 0) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1312 | return s->errorhandler(); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1313 | Py_INCREF(Py_None); |
| 1314 | return Py_None; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1315 | } |
| 1316 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1317 | static char listen_doc[] = |
| 1318 | "listen(backlog)\n\ |
| 1319 | \n\ |
| 1320 | Enable a server to accept connections. The backlog argument must be at\n\ |
| 1321 | least 1; it specifies the number of unaccepted connection that the system\n\ |
| 1322 | will allow before refusing new connections."; |
| 1323 | |
| 1324 | |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1325 | #ifndef NO_DUP |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1326 | /* s.makefile(mode) method. |
| 1327 | Create a new open file object referring to a dupped version of |
| 1328 | the socket's file descriptor. (The dup() call is necessary so |
| 1329 | that the open file and socket objects may be closed independent |
| 1330 | of each other.) |
| 1331 | The mode argument specifies 'r' or 'w' passed to fdopen(). */ |
| 1332 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1333 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 1334 | PySocketSock_makefile(PySocketSockObject *s, PyObject *args) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1335 | { |
Tim Peters | dbd9ba6 | 2000-07-09 03:09:57 +0000 | [diff] [blame] | 1336 | extern int fclose(FILE *); |
Guido van Rossum | 6b14491 | 1995-03-14 15:05:13 +0000 | [diff] [blame] | 1337 | char *mode = "r"; |
| 1338 | int bufsize = -1; |
Fred Drake | a04eaad | 2000-06-30 02:46:07 +0000 | [diff] [blame] | 1339 | #ifdef MS_WIN32 |
Tim Peters | 79248aa | 2001-08-29 21:37:10 +0000 | [diff] [blame] | 1340 | Py_intptr_t fd; |
Fred Drake | a04eaad | 2000-06-30 02:46:07 +0000 | [diff] [blame] | 1341 | #else |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1342 | int fd; |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1343 | #endif |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1344 | FILE *fp; |
Guido van Rossum | 6b14491 | 1995-03-14 15:05:13 +0000 | [diff] [blame] | 1345 | PyObject *f; |
| 1346 | |
Guido van Rossum | 43713e5 | 2000-02-29 13:59:29 +0000 | [diff] [blame] | 1347 | if (!PyArg_ParseTuple(args, "|si:makefile", &mode, &bufsize)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1348 | return NULL; |
Guido van Rossum | 8d665e6 | 1996-06-26 18:22:49 +0000 | [diff] [blame] | 1349 | #ifdef MS_WIN32 |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1350 | if (((fd = _open_osfhandle(s->sock_fd, _O_BINARY)) < 0) || |
| 1351 | ((fd = dup(fd)) < 0) || ((fp = fdopen(fd, mode)) == NULL)) |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 1352 | #else |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1353 | if ((fd = dup(s->sock_fd)) < 0 || (fp = fdopen(fd, mode)) == NULL) |
Guido van Rossum | 30b6b2b | 1995-06-14 22:28:08 +0000 | [diff] [blame] | 1354 | #endif |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1355 | { |
Guido van Rossum | 6b14491 | 1995-03-14 15:05:13 +0000 | [diff] [blame] | 1356 | if (fd >= 0) |
Guido van Rossum | 2dd8ddd | 2000-04-21 20:33:00 +0000 | [diff] [blame] | 1357 | SOCKETCLOSE(fd); |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1358 | return s->errorhandler(); |
Guido van Rossum | 6b14491 | 1995-03-14 15:05:13 +0000 | [diff] [blame] | 1359 | } |
| 1360 | f = PyFile_FromFile(fp, "<socket>", mode, fclose); |
| 1361 | if (f != NULL) |
| 1362 | PyFile_SetBufSize(f, bufsize); |
| 1363 | return f; |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1364 | } |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1365 | |
| 1366 | static char makefile_doc[] = |
| 1367 | "makefile([mode[, buffersize]]) -> file object\n\ |
| 1368 | \n\ |
| 1369 | Return a regular file object corresponding to the socket.\n\ |
| 1370 | The mode and buffersize arguments are as for the built-in open() function."; |
| 1371 | |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1372 | #endif /* NO_DUP */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1373 | |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1374 | |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 1375 | /* s.recv(nbytes [,flags]) method */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1376 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1377 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 1378 | PySocketSock_recv(PySocketSockObject *s, PyObject *args) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1379 | { |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1380 | int len, n, flags = 0; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1381 | PyObject *buf; |
Guido van Rossum | 43713e5 | 2000-02-29 13:59:29 +0000 | [diff] [blame] | 1382 | if (!PyArg_ParseTuple(args, "i|i:recv", &len, &flags)) |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1383 | return NULL; |
Martin v. Löwis | fba64e1 | 2001-11-19 10:41:26 +0000 | [diff] [blame] | 1384 | if (len < 0) { |
| 1385 | PyErr_SetString(PyExc_ValueError, |
| 1386 | "negative buffersize in connect"); |
| 1387 | return NULL; |
| 1388 | } |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1389 | buf = PyString_FromStringAndSize((char *) 0, len); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1390 | if (buf == NULL) |
| 1391 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1392 | Py_BEGIN_ALLOW_THREADS |
Jeremy Hylton | 1ba6bad | 2001-08-20 19:06:36 +0000 | [diff] [blame] | 1393 | n = recv(s->sock_fd, PyString_AS_STRING(buf), len, flags); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1394 | Py_END_ALLOW_THREADS |
Guido van Rossum | 7c53b77 | 1995-09-13 18:39:47 +0000 | [diff] [blame] | 1395 | if (n < 0) { |
| 1396 | Py_DECREF(buf); |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1397 | return s->errorhandler(); |
Guido van Rossum | 7c53b77 | 1995-09-13 18:39:47 +0000 | [diff] [blame] | 1398 | } |
Guido van Rossum | 53a9bf8 | 1996-06-11 18:35:24 +0000 | [diff] [blame] | 1399 | if (n != len && _PyString_Resize(&buf, n) < 0) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1400 | return NULL; |
| 1401 | return buf; |
| 1402 | } |
| 1403 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1404 | static char recv_doc[] = |
| 1405 | "recv(buffersize[, flags]) -> data\n\ |
| 1406 | \n\ |
| 1407 | Receive up to buffersize bytes from the socket. For the optional flags\n\ |
| 1408 | argument, see the Unix manual. When no data is available, block until\n\ |
| 1409 | at least one byte is available or until the remote end is closed. When\n\ |
| 1410 | the remote end is closed and all data is read, return the empty string."; |
| 1411 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1412 | |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 1413 | /* s.recvfrom(nbytes [,flags]) method */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1414 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1415 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 1416 | PySocketSock_recvfrom(PySocketSockObject *s, PyObject *args) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1417 | { |
| 1418 | char addrbuf[256]; |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 1419 | PyObject *buf = NULL; |
| 1420 | PyObject *addr = NULL; |
| 1421 | PyObject *ret = NULL; |
| 1422 | |
Guido van Rossum | ff3ab42 | 2000-04-24 15:16:03 +0000 | [diff] [blame] | 1423 | int len, n, flags = 0; |
| 1424 | socklen_t addrlen; |
Guido van Rossum | 43713e5 | 2000-02-29 13:59:29 +0000 | [diff] [blame] | 1425 | if (!PyArg_ParseTuple(args, "i|i:recvfrom", &len, &flags)) |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1426 | return NULL; |
Guido van Rossum | 18c9a4f | 1993-05-25 12:16:29 +0000 | [diff] [blame] | 1427 | if (!getsockaddrlen(s, &addrlen)) |
| 1428 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1429 | buf = PyString_FromStringAndSize((char *) 0, len); |
Guido van Rossum | 18c9a4f | 1993-05-25 12:16:29 +0000 | [diff] [blame] | 1430 | if (buf == NULL) |
| 1431 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1432 | Py_BEGIN_ALLOW_THREADS |
Fred Drake | fd16834 | 2001-05-09 19:11:33 +0000 | [diff] [blame] | 1433 | memset(addrbuf, 0, addrlen); |
| 1434 | n = recvfrom(s->sock_fd, PyString_AS_STRING(buf), len, flags, |
Guido van Rossum | 8d665e6 | 1996-06-26 18:22:49 +0000 | [diff] [blame] | 1435 | #ifndef MS_WINDOWS |
Guido van Rossum | 32c575d | 1997-12-02 20:37:32 +0000 | [diff] [blame] | 1436 | #if defined(PYOS_OS2) |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 1437 | (struct sockaddr *)addrbuf, &addrlen |
Guido van Rossum | 32c575d | 1997-12-02 20:37:32 +0000 | [diff] [blame] | 1438 | #else |
Thomas Wouters | 334fb89 | 2000-07-25 12:56:38 +0000 | [diff] [blame] | 1439 | (void *)addrbuf, &addrlen |
Guido van Rossum | 32c575d | 1997-12-02 20:37:32 +0000 | [diff] [blame] | 1440 | #endif |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1441 | #else |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 1442 | (struct sockaddr *)addrbuf, &addrlen |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1443 | #endif |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 1444 | ); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1445 | Py_END_ALLOW_THREADS |
Guido van Rossum | 7c53b77 | 1995-09-13 18:39:47 +0000 | [diff] [blame] | 1446 | if (n < 0) { |
| 1447 | Py_DECREF(buf); |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1448 | return s->errorhandler(); |
Guido van Rossum | 7c53b77 | 1995-09-13 18:39:47 +0000 | [diff] [blame] | 1449 | } |
Guido van Rossum | 53a9bf8 | 1996-06-11 18:35:24 +0000 | [diff] [blame] | 1450 | if (n != len && _PyString_Resize(&buf, n) < 0) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1451 | return NULL; |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1452 | |
Jeremy Hylton | dbfb662 | 2001-02-02 19:55:17 +0000 | [diff] [blame] | 1453 | if (!(addr = makesockaddr(s->sock_fd, (struct sockaddr *)addrbuf, addrlen))) |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 1454 | goto finally; |
| 1455 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1456 | ret = Py_BuildValue("OO", buf, addr); |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 1457 | finally: |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1458 | Py_XDECREF(addr); |
| 1459 | Py_XDECREF(buf); |
Guido van Rossum | 6f5afc9 | 1993-02-05 09:46:15 +0000 | [diff] [blame] | 1460 | return ret; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1461 | } |
| 1462 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1463 | static char recvfrom_doc[] = |
| 1464 | "recvfrom(buffersize[, flags]) -> (data, address info)\n\ |
| 1465 | \n\ |
| 1466 | Like recv(buffersize, flags) but also return the sender's address info."; |
| 1467 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1468 | |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 1469 | /* s.send(data [,flags]) method */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1470 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1471 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 1472 | PySocketSock_send(PySocketSockObject *s, PyObject *args) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1473 | { |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1474 | char *buf; |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1475 | int len, n, flags = 0; |
Guido van Rossum | 43713e5 | 2000-02-29 13:59:29 +0000 | [diff] [blame] | 1476 | if (!PyArg_ParseTuple(args, "s#|i:send", &buf, &len, &flags)) |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1477 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1478 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1479 | n = send(s->sock_fd, buf, len, flags); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1480 | Py_END_ALLOW_THREADS |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1481 | if (n < 0) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1482 | return s->errorhandler(); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1483 | return PyInt_FromLong((long)n); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1484 | } |
| 1485 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1486 | static char send_doc[] = |
Guido van Rossum | 9f7a539 | 2001-10-26 03:25:00 +0000 | [diff] [blame] | 1487 | "send(data[, flags]) -> count\n\ |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1488 | \n\ |
| 1489 | Send a data string to the socket. For the optional flags\n\ |
Guido van Rossum | 9f7a539 | 2001-10-26 03:25:00 +0000 | [diff] [blame] | 1490 | argument, see the Unix manual. Return the number of bytes\n\ |
| 1491 | sent; this may be less than len(data) if the network is busy."; |
| 1492 | |
| 1493 | |
| 1494 | /* s.sendall(data [,flags]) method */ |
| 1495 | |
| 1496 | static PyObject * |
| 1497 | PySocketSock_sendall(PySocketSockObject *s, PyObject *args) |
| 1498 | { |
| 1499 | char *buf; |
| 1500 | int len, n, flags = 0, total = 0; |
| 1501 | if (!PyArg_ParseTuple(args, "s#|i:sendall", &buf, &len, &flags)) |
| 1502 | return NULL; |
| 1503 | Py_BEGIN_ALLOW_THREADS |
| 1504 | do { |
| 1505 | n = send(s->sock_fd, buf, len, flags); |
| 1506 | if (n < 0) |
| 1507 | break; |
| 1508 | total += n; |
| 1509 | buf += n; |
| 1510 | len -= n; |
| 1511 | } while (len > 0); |
| 1512 | Py_END_ALLOW_THREADS |
| 1513 | if (n < 0) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1514 | return s->errorhandler(); |
Guido van Rossum | 9f7a539 | 2001-10-26 03:25:00 +0000 | [diff] [blame] | 1515 | Py_INCREF(Py_None); |
| 1516 | return Py_None; |
| 1517 | } |
| 1518 | |
| 1519 | static char sendall_doc[] = |
| 1520 | "sendall(data[, flags])\n\ |
| 1521 | \n\ |
| 1522 | Send a data string to the socket. For the optional flags\n\ |
| 1523 | argument, see the Unix manual. This calls send() repeatedly\n\ |
| 1524 | until all data is sent. If an error occurs, it's impossible\n\ |
| 1525 | to tell how much data has been sent."; |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1526 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1527 | |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 1528 | /* s.sendto(data, [flags,] sockaddr) method */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1529 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1530 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 1531 | PySocketSock_sendto(PySocketSockObject *s, PyObject *args) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1532 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1533 | PyObject *addro; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1534 | char *buf; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1535 | struct sockaddr *addr; |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 1536 | int addrlen, len, n, flags; |
| 1537 | flags = 0; |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 1538 | if (!PyArg_ParseTuple(args, "s#O:sendto", &buf, &len, &addro)) { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1539 | PyErr_Clear(); |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 1540 | if (!PyArg_ParseTuple(args, "s#iO:sendto", |
| 1541 | &buf, &len, &flags, &addro)) |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 1542 | return NULL; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1543 | } |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 1544 | if (!getsockaddrarg(s, addro, &addr, &addrlen)) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1545 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1546 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | eb6b33a | 1993-05-25 09:38:27 +0000 | [diff] [blame] | 1547 | n = sendto(s->sock_fd, buf, len, flags, addr, addrlen); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1548 | Py_END_ALLOW_THREADS |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1549 | if (n < 0) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1550 | return s->errorhandler(); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1551 | return PyInt_FromLong((long)n); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1552 | } |
| 1553 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1554 | static char sendto_doc[] = |
| 1555 | "sendto(data[, flags], address)\n\ |
| 1556 | \n\ |
| 1557 | Like send(data, flags) but allows specifying the destination address.\n\ |
| 1558 | For IP sockets, the address is a pair (hostaddr, port)."; |
| 1559 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1560 | |
| 1561 | /* s.shutdown(how) method */ |
| 1562 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1563 | static PyObject * |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1564 | PySocketSock_shutdown(PySocketSockObject *s, PyObject *arg) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1565 | { |
| 1566 | int how; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1567 | int res; |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1568 | |
| 1569 | how = PyInt_AsLong(arg); |
| 1570 | if (how == -1 && PyErr_Occurred()) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1571 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1572 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1573 | res = shutdown(s->sock_fd, how); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1574 | Py_END_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1575 | if (res < 0) |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 1576 | return s->errorhandler(); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1577 | Py_INCREF(Py_None); |
| 1578 | return Py_None; |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1579 | } |
| 1580 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1581 | static char shutdown_doc[] = |
| 1582 | "shutdown(flag)\n\ |
| 1583 | \n\ |
| 1584 | Shut down the reading side of the socket (flag == 0), the writing side\n\ |
| 1585 | of the socket (flag == 1), or both ends (flag == 2)."; |
| 1586 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1587 | |
| 1588 | /* List of methods for socket objects */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1589 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1590 | static PyMethodDef PySocketSock_methods[] = { |
Guido van Rossum | 17209fc | 2001-10-15 21:12:54 +0000 | [diff] [blame] | 1591 | {"accept", (PyCFunction)PySocketSock_accept, METH_NOARGS, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1592 | accept_doc}, |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1593 | {"bind", (PyCFunction)PySocketSock_bind, METH_O, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1594 | bind_doc}, |
Guido van Rossum | 17209fc | 2001-10-15 21:12:54 +0000 | [diff] [blame] | 1595 | {"close", (PyCFunction)PySocketSock_close, METH_NOARGS, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1596 | close_doc}, |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1597 | {"connect", (PyCFunction)PySocketSock_connect, METH_O, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1598 | connect_doc}, |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1599 | {"connect_ex", (PyCFunction)PySocketSock_connect_ex, METH_O, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1600 | connect_ex_doc}, |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1601 | #ifndef NO_DUP |
Guido van Rossum | 17209fc | 2001-10-15 21:12:54 +0000 | [diff] [blame] | 1602 | {"dup", (PyCFunction)PySocketSock_dup, METH_NOARGS, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1603 | dup_doc}, |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 1604 | #endif |
Guido van Rossum | 17209fc | 2001-10-15 21:12:54 +0000 | [diff] [blame] | 1605 | {"fileno", (PyCFunction)PySocketSock_fileno, METH_NOARGS, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1606 | fileno_doc}, |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 1607 | #ifdef HAVE_GETPEERNAME |
Guido van Rossum | 17209fc | 2001-10-15 21:12:54 +0000 | [diff] [blame] | 1608 | {"getpeername", (PyCFunction)PySocketSock_getpeername, |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1609 | METH_NOARGS, getpeername_doc}, |
Guido van Rossum | 9575a44 | 1993-04-07 14:06:14 +0000 | [diff] [blame] | 1610 | #endif |
Guido van Rossum | 17209fc | 2001-10-15 21:12:54 +0000 | [diff] [blame] | 1611 | {"getsockname", (PyCFunction)PySocketSock_getsockname, |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1612 | METH_NOARGS, getsockname_doc}, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1613 | {"getsockopt", (PyCFunction)PySocketSock_getsockopt, METH_VARARGS, |
| 1614 | getsockopt_doc}, |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1615 | {"listen", (PyCFunction)PySocketSock_listen, METH_O, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1616 | listen_doc}, |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1617 | #ifndef NO_DUP |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1618 | {"makefile", (PyCFunction)PySocketSock_makefile, METH_VARARGS, |
| 1619 | makefile_doc}, |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1620 | #endif |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1621 | {"recv", (PyCFunction)PySocketSock_recv, METH_VARARGS, |
| 1622 | recv_doc}, |
| 1623 | {"recvfrom", (PyCFunction)PySocketSock_recvfrom, METH_VARARGS, |
| 1624 | recvfrom_doc}, |
| 1625 | {"send", (PyCFunction)PySocketSock_send, METH_VARARGS, |
| 1626 | send_doc}, |
Guido van Rossum | 9f7a539 | 2001-10-26 03:25:00 +0000 | [diff] [blame] | 1627 | {"sendall", (PyCFunction)PySocketSock_sendall, METH_VARARGS, |
| 1628 | sendall_doc}, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1629 | {"sendto", (PyCFunction)PySocketSock_sendto, METH_VARARGS, |
| 1630 | sendto_doc}, |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1631 | {"setblocking", (PyCFunction)PySocketSock_setblocking, METH_O, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1632 | setblocking_doc}, |
| 1633 | {"setsockopt", (PyCFunction)PySocketSock_setsockopt, METH_VARARGS, |
| 1634 | setsockopt_doc}, |
Jeremy Hylton | ae0013d | 2001-10-11 16:36:35 +0000 | [diff] [blame] | 1635 | {"shutdown", (PyCFunction)PySocketSock_shutdown, METH_O, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1636 | shutdown_doc}, |
| 1637 | #ifdef RISCOS |
| 1638 | {"sleeptaskw", (PyCFunction)PySocketSock_sleeptaskw, METH_VARARGS, |
| 1639 | sleeptaskw_doc}, |
| 1640 | #endif |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 1641 | {NULL, NULL} /* sentinel */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1642 | }; |
| 1643 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1644 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1645 | /* Deallocate a socket object in response to the last Py_DECREF(). |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1646 | First close the file description. */ |
| 1647 | |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1648 | static void |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 1649 | PySocketSock_dealloc(PySocketSockObject *s) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1650 | { |
Guido van Rossum | fa972c9 | 2000-04-10 12:45:45 +0000 | [diff] [blame] | 1651 | if (s->sock_fd != -1) |
Guido van Rossum | 2dd8ddd | 2000-04-21 20:33:00 +0000 | [diff] [blame] | 1652 | (void) SOCKETCLOSE(s->sock_fd); |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 1653 | s->ob_type->tp_free((PyObject *)s); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1654 | } |
| 1655 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1656 | |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 1657 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 1658 | PySocketSock_repr(PySocketSockObject *s) |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 1659 | { |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 1660 | char buf[512]; |
Fred Drake | a04eaad | 2000-06-30 02:46:07 +0000 | [diff] [blame] | 1661 | #if SIZEOF_SOCKET_T > SIZEOF_LONG |
| 1662 | if (s->sock_fd > LONG_MAX) { |
| 1663 | /* this can occur on Win64, and actually there is a special |
| 1664 | ugly printf formatter for decimal pointer length integer |
| 1665 | printing, only bother if necessary*/ |
| 1666 | PyErr_SetString(PyExc_OverflowError, |
| 1667 | "no printf formatter to display the socket descriptor in decimal"); |
| 1668 | return NULL; |
| 1669 | } |
| 1670 | #endif |
Tim Peters | 885d457 | 2001-11-28 20:27:42 +0000 | [diff] [blame] | 1671 | PyOS_snprintf(buf, sizeof(buf), |
| 1672 | "<socket object, fd=%ld, family=%d, type=%d, protocol=%d>", |
| 1673 | (long)s->sock_fd, s->sock_family, |
| 1674 | s->sock_type, |
| 1675 | s->sock_proto); |
Guido van Rossum | dc1c64a | 1996-02-27 15:21:19 +0000 | [diff] [blame] | 1676 | return PyString_FromString(buf); |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 1677 | } |
| 1678 | |
| 1679 | |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 1680 | /* Create a new, uninitialized socket object. */ |
| 1681 | |
| 1682 | static PyObject * |
| 1683 | PySocketSock_new(PyTypeObject *type, PyObject *args, PyObject *kwds) |
| 1684 | { |
| 1685 | PyObject *new; |
| 1686 | |
| 1687 | new = type->tp_alloc(type, 0); |
| 1688 | if (new != NULL) |
| 1689 | ((PySocketSockObject *)new)->sock_fd = -1; |
| 1690 | return new; |
| 1691 | } |
| 1692 | |
| 1693 | |
| 1694 | /* Initialize a new socket object. */ |
| 1695 | |
| 1696 | /*ARGSUSED*/ |
| 1697 | static int |
| 1698 | PySocketSock_init(PyObject *self, PyObject *args, PyObject *kwds) |
| 1699 | { |
| 1700 | PySocketSockObject *s = (PySocketSockObject *)self; |
| 1701 | SOCKET_T fd; |
| 1702 | int family = AF_INET, type = SOCK_STREAM, proto = 0; |
| 1703 | static char *keywords[] = {"family", "type", "proto", 0}; |
| 1704 | |
| 1705 | if (!PyArg_ParseTupleAndKeywords(args, kwds, |
| 1706 | "|iii:socket", keywords, |
| 1707 | &family, &type, &proto)) |
| 1708 | return -1; |
| 1709 | Py_BEGIN_ALLOW_THREADS |
| 1710 | fd = socket(family, type, proto); |
| 1711 | Py_END_ALLOW_THREADS |
| 1712 | #ifdef MS_WINDOWS |
| 1713 | if (fd == INVALID_SOCKET) |
| 1714 | #else |
| 1715 | if (fd < 0) |
| 1716 | #endif |
| 1717 | { |
| 1718 | PySocket_Err(); |
| 1719 | return -1; |
| 1720 | } |
| 1721 | init_sockobject(s, fd, family, type, proto); |
| 1722 | /* From now on, ignore SIGPIPE and let the error checking |
| 1723 | do the work. */ |
| 1724 | #ifdef SIGPIPE |
| 1725 | (void) signal(SIGPIPE, SIG_IGN); |
| 1726 | #endif |
| 1727 | return 0; |
| 1728 | } |
| 1729 | |
| 1730 | |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 1731 | /* Type object for socket objects. */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1732 | |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 1733 | static char socket_doc[] = |
| 1734 | "socket([family[, type[, proto]]]) -> socket object\n\ |
| 1735 | \n\ |
| 1736 | Open a socket of the given type. The family argument specifies the\n\ |
| 1737 | address family; it defaults to AF_INET. The type argument specifies\n\ |
| 1738 | whether this is a stream (SOCK_STREAM, this is the default)\n\ |
| 1739 | or datagram (SOCK_DGRAM) socket. The protocol argument defaults to 0,\n\ |
| 1740 | specifying the default protocol.\n\ |
| 1741 | \n\ |
| 1742 | A socket represents one endpoint of a network connection.\n\ |
| 1743 | \n\ |
| 1744 | Methods:\n\ |
| 1745 | \n\ |
| 1746 | accept() -- accept a connection, returning new socket and client address\n\ |
| 1747 | bind() -- bind the socket to a local address\n\ |
| 1748 | close() -- close the socket\n\ |
| 1749 | connect() -- connect the socket to a remote address\n\ |
| 1750 | connect_ex() -- connect, return an error code instead of an exception \n\ |
| 1751 | dup() -- return a new socket object identical to the current one (*)\n\ |
| 1752 | fileno() -- return underlying file descriptor\n\ |
| 1753 | getpeername() -- return remote address (*)\n\ |
| 1754 | getsockname() -- return local address\n\ |
| 1755 | getsockopt() -- get socket options\n\ |
| 1756 | listen() -- start listening for incoming connections\n\ |
Andrew M. Kuchling | 3072ecd | 2001-11-28 04:28:31 +0000 | [diff] [blame] | 1757 | makefile() -- return a file object corresponding to the socket (*)\n\ |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 1758 | recv() -- receive data\n\ |
| 1759 | recvfrom() -- receive data and sender's address\n\ |
| 1760 | send() -- send data, may not send all of it\n\ |
| 1761 | sendall() -- send all data\n\ |
| 1762 | sendto() -- send data to a given address\n\ |
| 1763 | setblocking() -- set or clear the blocking I/O flag\n\ |
| 1764 | setsockopt() -- set socket options\n\ |
| 1765 | shutdown() -- shut down traffic in one or both directions\n\ |
| 1766 | \n\ |
| 1767 | (*) not available on all platforms!)"; |
| 1768 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1769 | static PyTypeObject PySocketSock_Type = { |
Guido van Rossum | 5555854 | 1996-05-23 22:54:50 +0000 | [diff] [blame] | 1770 | PyObject_HEAD_INIT(0) /* Must fill in type value later */ |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 1771 | 0, /* ob_size */ |
Guido van Rossum | ca6dfa5 | 2001-10-28 12:31:33 +0000 | [diff] [blame] | 1772 | "_socket.socket", /* tp_name */ |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 1773 | sizeof(PySocketSockObject), /* tp_basicsize */ |
| 1774 | 0, /* tp_itemsize */ |
| 1775 | (destructor)PySocketSock_dealloc, /* tp_dealloc */ |
| 1776 | 0, /* tp_print */ |
| 1777 | 0, /* tp_getattr */ |
| 1778 | 0, /* tp_setattr */ |
| 1779 | 0, /* tp_compare */ |
| 1780 | (reprfunc)PySocketSock_repr, /* tp_repr */ |
| 1781 | 0, /* tp_as_number */ |
| 1782 | 0, /* tp_as_sequence */ |
| 1783 | 0, /* tp_as_mapping */ |
| 1784 | 0, /* tp_hash */ |
| 1785 | 0, /* tp_call */ |
| 1786 | 0, /* tp_str */ |
Michael W. Hudson | 03f96bd | 2001-11-09 10:06:23 +0000 | [diff] [blame] | 1787 | 0, /* set below */ /* tp_getattro */ |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 1788 | 0, /* tp_setattro */ |
| 1789 | 0, /* tp_as_buffer */ |
| 1790 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /* tp_flags */ |
| 1791 | socket_doc, /* tp_doc */ |
| 1792 | 0, /* tp_traverse */ |
| 1793 | 0, /* tp_clear */ |
| 1794 | 0, /* tp_richcompare */ |
| 1795 | 0, /* tp_weaklistoffset */ |
| 1796 | 0, /* tp_iter */ |
| 1797 | 0, /* tp_iternext */ |
| 1798 | PySocketSock_methods, /* tp_methods */ |
| 1799 | 0, /* tp_members */ |
| 1800 | 0, /* tp_getset */ |
| 1801 | 0, /* tp_base */ |
| 1802 | 0, /* tp_dict */ |
| 1803 | 0, /* tp_descr_get */ |
| 1804 | 0, /* tp_descr_set */ |
| 1805 | 0, /* tp_dictoffset */ |
| 1806 | PySocketSock_init, /* tp_init */ |
Michael W. Hudson | 03f96bd | 2001-11-09 10:06:23 +0000 | [diff] [blame] | 1807 | 0, /* set below */ /* tp_alloc */ |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 1808 | PySocketSock_new, /* tp_new */ |
Michael W. Hudson | 03f96bd | 2001-11-09 10:06:23 +0000 | [diff] [blame] | 1809 | 0, /* set below */ /* tp_free */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 1810 | }; |
| 1811 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1812 | |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 1813 | /* Python interface to gethostname(). */ |
| 1814 | |
| 1815 | /*ARGSUSED*/ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1816 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 1817 | PySocket_gethostname(PyObject *self, PyObject *args) |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 1818 | { |
| 1819 | char buf[1024]; |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1820 | int res; |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 1821 | if (!PyArg_ParseTuple(args, ":gethostname")) |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 1822 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1823 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1824 | res = gethostname(buf, (int) sizeof buf - 1); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1825 | Py_END_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1826 | if (res < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1827 | return PySocket_Err(); |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 1828 | buf[sizeof buf - 1] = '\0'; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1829 | return PyString_FromString(buf); |
Guido van Rossum | 8119447 | 1991-07-27 21:42:02 +0000 | [diff] [blame] | 1830 | } |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1831 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1832 | static char gethostname_doc[] = |
| 1833 | "gethostname() -> string\n\ |
| 1834 | \n\ |
| 1835 | Return the current host name."; |
| 1836 | |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 1837 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1838 | /* Python interface to gethostbyname(name). */ |
| 1839 | |
| 1840 | /*ARGSUSED*/ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 1841 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 1842 | PySocket_gethostbyname(PyObject *self, PyObject *args) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1843 | { |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 1844 | char *name; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1845 | struct sockaddr_storage addrbuf; |
| 1846 | |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 1847 | if (!PyArg_ParseTuple(args, "s:gethostbyname", &name)) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1848 | return NULL; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1849 | if (setipaddr(name, (struct sockaddr *)&addrbuf, AF_INET) < 0) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1850 | return NULL; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1851 | return makeipaddr((struct sockaddr *)&addrbuf, |
| 1852 | sizeof(struct sockaddr_in)); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 1853 | } |
| 1854 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 1855 | static char gethostbyname_doc[] = |
| 1856 | "gethostbyname(host) -> address\n\ |
| 1857 | \n\ |
| 1858 | Return the IP address (a string of the form '255.255.255.255') for a host."; |
| 1859 | |
| 1860 | |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 1861 | /* Convenience function common to gethostbyname_ex and gethostbyaddr */ |
| 1862 | |
| 1863 | static PyObject * |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1864 | gethost_common(struct hostent *h, struct sockaddr *addr, int alen, int af) |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 1865 | { |
| 1866 | char **pch; |
| 1867 | PyObject *rtn_tuple = (PyObject *)NULL; |
| 1868 | PyObject *name_list = (PyObject *)NULL; |
| 1869 | PyObject *addr_list = (PyObject *)NULL; |
| 1870 | PyObject *tmp; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1871 | |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 1872 | if (h == NULL) { |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 1873 | /* Let's get real error message to return */ |
Guido van Rossum | e2ae77b | 2001-10-24 20:42:55 +0000 | [diff] [blame] | 1874 | #ifndef RISCOS |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1875 | PyH_Err(h_errno); |
Guido van Rossum | e2ae77b | 2001-10-24 20:42:55 +0000 | [diff] [blame] | 1876 | #else |
| 1877 | PyErr_SetString(PySocket_Error, "host not found"); |
| 1878 | #endif |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1879 | return NULL; |
| 1880 | } |
| 1881 | if (h->h_addrtype != af) { |
| 1882 | #ifdef HAVE_STRERROR |
| 1883 | /* Let's get real error message to return */ |
| 1884 | PyErr_SetString(PySocket_Error, (char *)strerror(EAFNOSUPPORT)); |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 1885 | #else |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1886 | PyErr_SetString(PySocket_Error, |
| 1887 | "Address family not supported by protocol family"); |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 1888 | #endif |
| 1889 | return NULL; |
| 1890 | } |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1891 | switch (af) { |
| 1892 | case AF_INET: |
| 1893 | if (alen < sizeof(struct sockaddr_in)) |
| 1894 | return NULL; |
| 1895 | break; |
Martin v. Löwis | 44ddbde | 2001-12-02 10:15:37 +0000 | [diff] [blame] | 1896 | #ifdef ENABLE_IPV6 |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1897 | case AF_INET6: |
| 1898 | if (alen < sizeof(struct sockaddr_in6)) |
| 1899 | return NULL; |
| 1900 | break; |
| 1901 | #endif |
| 1902 | } |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 1903 | if ((name_list = PyList_New(0)) == NULL) |
| 1904 | goto err; |
| 1905 | if ((addr_list = PyList_New(0)) == NULL) |
| 1906 | goto err; |
| 1907 | for (pch = h->h_aliases; *pch != NULL; pch++) { |
| 1908 | int status; |
| 1909 | tmp = PyString_FromString(*pch); |
| 1910 | if (tmp == NULL) |
| 1911 | goto err; |
| 1912 | status = PyList_Append(name_list, tmp); |
| 1913 | Py_DECREF(tmp); |
| 1914 | if (status) |
| 1915 | goto err; |
| 1916 | } |
| 1917 | for (pch = h->h_addr_list; *pch != NULL; pch++) { |
| 1918 | int status; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1919 | switch (af) { |
| 1920 | case AF_INET: |
| 1921 | { |
| 1922 | struct sockaddr_in sin; |
| 1923 | memset(&sin, 0, sizeof(sin)); |
| 1924 | sin.sin_family = af; |
| 1925 | #ifdef HAVE_SOCKADDR_SA_LEN |
| 1926 | sin.sin_len = sizeof(sin); |
| 1927 | #endif |
| 1928 | memcpy(&sin.sin_addr, *pch, sizeof(sin.sin_addr)); |
| 1929 | tmp = makeipaddr((struct sockaddr *)&sin, sizeof(sin)); |
| 1930 | if (pch == h->h_addr_list && alen >= sizeof(sin)) |
| 1931 | memcpy((char *) addr, &sin, sizeof(sin)); |
| 1932 | break; |
| 1933 | } |
Martin v. Löwis | 44ddbde | 2001-12-02 10:15:37 +0000 | [diff] [blame] | 1934 | #ifdef ENABLE_IPV6 |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1935 | case AF_INET6: |
| 1936 | { |
| 1937 | struct sockaddr_in6 sin6; |
| 1938 | memset(&sin6, 0, sizeof(sin6)); |
| 1939 | sin6.sin6_family = af; |
| 1940 | #ifdef HAVE_SOCKADDR_SA_LEN |
| 1941 | sin6.sin6_len = sizeof(sin6); |
| 1942 | #endif |
| 1943 | memcpy(&sin6.sin6_addr, *pch, sizeof(sin6.sin6_addr)); |
| 1944 | tmp = makeipaddr((struct sockaddr *)&sin6, |
| 1945 | sizeof(sin6)); |
| 1946 | if (pch == h->h_addr_list && alen >= sizeof(sin6)) |
| 1947 | memcpy((char *) addr, &sin6, sizeof(sin6)); |
| 1948 | break; |
| 1949 | } |
| 1950 | #endif |
| 1951 | default: /* can't happen */ |
| 1952 | PyErr_SetString(PySocket_Error, |
| 1953 | "unsupported address family"); |
| 1954 | return NULL; |
| 1955 | } |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 1956 | if (tmp == NULL) |
| 1957 | goto err; |
| 1958 | status = PyList_Append(addr_list, tmp); |
| 1959 | Py_DECREF(tmp); |
| 1960 | if (status) |
| 1961 | goto err; |
| 1962 | } |
| 1963 | rtn_tuple = Py_BuildValue("sOO", h->h_name, name_list, addr_list); |
| 1964 | err: |
| 1965 | Py_XDECREF(name_list); |
| 1966 | Py_XDECREF(addr_list); |
| 1967 | return rtn_tuple; |
| 1968 | } |
| 1969 | |
| 1970 | |
| 1971 | /* Python interface to gethostbyname_ex(name). */ |
| 1972 | |
| 1973 | /*ARGSUSED*/ |
| 1974 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 1975 | PySocket_gethostbyname_ex(PyObject *self, PyObject *args) |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 1976 | { |
| 1977 | char *name; |
| 1978 | struct hostent *h; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1979 | struct sockaddr_storage addr; |
Martin v. Löwis | 9db2f57 | 2001-07-23 01:30:10 +0000 | [diff] [blame] | 1980 | struct sockaddr *sa; |
Guido van Rossum | 955becc | 1999-03-22 20:14:53 +0000 | [diff] [blame] | 1981 | PyObject *ret; |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 1982 | #ifdef HAVE_GETHOSTBYNAME_R |
| 1983 | struct hostent hp_allocated; |
Guido van Rossum | 7b6c71f | 1999-03-24 17:20:40 +0000 | [diff] [blame] | 1984 | #ifdef HAVE_GETHOSTBYNAME_R_3_ARG |
| 1985 | struct hostent_data data; |
| 1986 | #else |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 1987 | char buf[16384]; |
| 1988 | int buf_len = (sizeof buf) - 1; |
| 1989 | int errnop; |
Guido van Rossum | 7b6c71f | 1999-03-24 17:20:40 +0000 | [diff] [blame] | 1990 | #endif |
| 1991 | #if defined(HAVE_GETHOSTBYNAME_R_3_ARG) || defined(HAVE_GETHOSTBYNAME_R_6_ARG) |
Guido van Rossum | e9cd07b | 1999-03-15 21:40:14 +0000 | [diff] [blame] | 1992 | int result; |
| 1993 | #endif |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 1994 | #endif /* HAVE_GETHOSTBYNAME_R */ |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1995 | |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 1996 | if (!PyArg_ParseTuple(args, "s:gethostbyname_ex", &name)) |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 1997 | return NULL; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 1998 | if (setipaddr(name, (struct sockaddr *)&addr, PF_INET) < 0) |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 1999 | return NULL; |
| 2000 | Py_BEGIN_ALLOW_THREADS |
| 2001 | #ifdef HAVE_GETHOSTBYNAME_R |
Guido van Rossum | 7b6c71f | 1999-03-24 17:20:40 +0000 | [diff] [blame] | 2002 | #if defined(HAVE_GETHOSTBYNAME_R_6_ARG) |
Guido van Rossum | e9cd07b | 1999-03-15 21:40:14 +0000 | [diff] [blame] | 2003 | result = gethostbyname_r(name, &hp_allocated, buf, buf_len, &h, &errnop); |
Guido van Rossum | 7b6c71f | 1999-03-24 17:20:40 +0000 | [diff] [blame] | 2004 | #elif defined(HAVE_GETHOSTBYNAME_R_5_ARG) |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 2005 | h = gethostbyname_r(name, &hp_allocated, buf, buf_len, &errnop); |
Guido van Rossum | 7b6c71f | 1999-03-24 17:20:40 +0000 | [diff] [blame] | 2006 | #else /* HAVE_GETHOSTBYNAME_R_3_ARG */ |
Guido van Rossum | e7de206 | 1999-03-24 17:24:33 +0000 | [diff] [blame] | 2007 | memset((void *) &data, '\0', sizeof(data)); |
Guido van Rossum | 7b6c71f | 1999-03-24 17:20:40 +0000 | [diff] [blame] | 2008 | result = gethostbyname_r(name, &hp_allocated, &data); |
| 2009 | h = (result != 0) ? NULL : &hp_allocated; |
Guido van Rossum | e9cd07b | 1999-03-15 21:40:14 +0000 | [diff] [blame] | 2010 | #endif |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 2011 | #else /* not HAVE_GETHOSTBYNAME_R */ |
Guido van Rossum | 3baaa13 | 1999-03-22 21:44:51 +0000 | [diff] [blame] | 2012 | #ifdef USE_GETHOSTBYNAME_LOCK |
| 2013 | PyThread_acquire_lock(gethostbyname_lock, 1); |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 2014 | #endif |
| 2015 | h = gethostbyname(name); |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 2016 | #endif /* HAVE_GETHOSTBYNAME_R */ |
| 2017 | Py_END_ALLOW_THREADS |
Martin v. Löwis | 9db2f57 | 2001-07-23 01:30:10 +0000 | [diff] [blame] | 2018 | /* Some C libraries would require addr.__ss_family instead of addr.ss_family. |
| 2019 | Therefore, we cast the sockaddr_storage into sockaddr to access sa_family. */ |
| 2020 | sa = (struct sockaddr*)&addr; |
| 2021 | ret = gethost_common(h, (struct sockaddr *)&addr, sizeof(addr), sa->sa_family); |
Guido van Rossum | 3baaa13 | 1999-03-22 21:44:51 +0000 | [diff] [blame] | 2022 | #ifdef USE_GETHOSTBYNAME_LOCK |
Guido van Rossum | 955becc | 1999-03-22 20:14:53 +0000 | [diff] [blame] | 2023 | PyThread_release_lock(gethostbyname_lock); |
| 2024 | #endif |
| 2025 | return ret; |
Guido van Rossum | 7d896ab | 1998-08-04 22:16:43 +0000 | [diff] [blame] | 2026 | } |
| 2027 | |
| 2028 | static char ghbn_ex_doc[] = |
| 2029 | "gethostbyname_ex(host) -> (name, aliaslist, addresslist)\n\ |
| 2030 | \n\ |
| 2031 | Return the true host name, a list of aliases, and a list of IP addresses,\n\ |
| 2032 | for a host. The host argument is a string giving a host name or IP number."; |
| 2033 | |
| 2034 | |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 2035 | /* Python interface to gethostbyaddr(IP). */ |
| 2036 | |
| 2037 | /*ARGSUSED*/ |
| 2038 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 2039 | PySocket_gethostbyaddr(PyObject *self, PyObject *args) |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 2040 | { |
Martin v. Löwis | 44ddbde | 2001-12-02 10:15:37 +0000 | [diff] [blame] | 2041 | #ifdef ENABLE_IPV6 |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2042 | struct sockaddr_storage addr; |
| 2043 | #else |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2044 | struct sockaddr_in addr; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2045 | #endif |
| 2046 | struct sockaddr *sa = (struct sockaddr *)&addr; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 2047 | char *ip_num; |
| 2048 | struct hostent *h; |
Guido van Rossum | 3baaa13 | 1999-03-22 21:44:51 +0000 | [diff] [blame] | 2049 | PyObject *ret; |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 2050 | #ifdef HAVE_GETHOSTBYNAME_R |
| 2051 | struct hostent hp_allocated; |
Guido van Rossum | 7b6c71f | 1999-03-24 17:20:40 +0000 | [diff] [blame] | 2052 | #ifdef HAVE_GETHOSTBYNAME_R_3_ARG |
| 2053 | struct hostent_data data; |
| 2054 | #else |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 2055 | char buf[16384]; |
| 2056 | int buf_len = (sizeof buf) - 1; |
| 2057 | int errnop; |
Guido van Rossum | 7b6c71f | 1999-03-24 17:20:40 +0000 | [diff] [blame] | 2058 | #endif |
| 2059 | #if defined(HAVE_GETHOSTBYNAME_R_3_ARG) || defined(HAVE_GETHOSTBYNAME_R_6_ARG) |
Guido van Rossum | e9cd07b | 1999-03-15 21:40:14 +0000 | [diff] [blame] | 2060 | int result; |
| 2061 | #endif |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 2062 | #endif /* HAVE_GETHOSTBYNAME_R */ |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2063 | char *ap; |
| 2064 | int al; |
| 2065 | int af; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 2066 | |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 2067 | if (!PyArg_ParseTuple(args, "s:gethostbyaddr", &ip_num)) |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 2068 | return NULL; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2069 | af = PF_UNSPEC; |
| 2070 | if (setipaddr(ip_num, sa, af) < 0) |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 2071 | return NULL; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2072 | af = sa->sa_family; |
| 2073 | ap = NULL; |
| 2074 | al = 0; |
| 2075 | switch (af) { |
| 2076 | case AF_INET: |
| 2077 | ap = (char *)&((struct sockaddr_in *)sa)->sin_addr; |
| 2078 | al = sizeof(((struct sockaddr_in *)sa)->sin_addr); |
| 2079 | break; |
Martin v. Löwis | 44ddbde | 2001-12-02 10:15:37 +0000 | [diff] [blame] | 2080 | #ifdef ENABLE_IPV6 |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2081 | case AF_INET6: |
| 2082 | ap = (char *)&((struct sockaddr_in6 *)sa)->sin6_addr; |
| 2083 | al = sizeof(((struct sockaddr_in6 *)sa)->sin6_addr); |
| 2084 | break; |
| 2085 | #endif |
| 2086 | default: |
| 2087 | PyErr_SetString(PySocket_Error, "unsupported address family"); |
| 2088 | return NULL; |
| 2089 | } |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 2090 | Py_BEGIN_ALLOW_THREADS |
| 2091 | #ifdef HAVE_GETHOSTBYNAME_R |
Guido van Rossum | 7b6c71f | 1999-03-24 17:20:40 +0000 | [diff] [blame] | 2092 | #if defined(HAVE_GETHOSTBYNAME_R_6_ARG) |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2093 | result = gethostbyaddr_r(ap, al, af, |
| 2094 | &hp_allocated, buf, buf_len, |
Guido van Rossum | e9cd07b | 1999-03-15 21:40:14 +0000 | [diff] [blame] | 2095 | &h, &errnop); |
Guido van Rossum | 7b6c71f | 1999-03-24 17:20:40 +0000 | [diff] [blame] | 2096 | #elif defined(HAVE_GETHOSTBYNAME_R_5_ARG) |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2097 | h = gethostbyaddr_r(ap, al, af, |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 2098 | &hp_allocated, buf, buf_len, &errnop); |
Guido van Rossum | 7b6c71f | 1999-03-24 17:20:40 +0000 | [diff] [blame] | 2099 | #else /* HAVE_GETHOSTBYNAME_R_3_ARG */ |
Guido van Rossum | e7de206 | 1999-03-24 17:24:33 +0000 | [diff] [blame] | 2100 | memset((void *) &data, '\0', sizeof(data)); |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2101 | result = gethostbyaddr_r(ap, al, af, &hp_allocated, &data); |
Guido van Rossum | 7b6c71f | 1999-03-24 17:20:40 +0000 | [diff] [blame] | 2102 | h = (result != 0) ? NULL : &hp_allocated; |
Guido van Rossum | e9cd07b | 1999-03-15 21:40:14 +0000 | [diff] [blame] | 2103 | #endif |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 2104 | #else /* not HAVE_GETHOSTBYNAME_R */ |
Guido van Rossum | 3baaa13 | 1999-03-22 21:44:51 +0000 | [diff] [blame] | 2105 | #ifdef USE_GETHOSTBYNAME_LOCK |
| 2106 | PyThread_acquire_lock(gethostbyname_lock, 1); |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 2107 | #endif |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2108 | h = gethostbyaddr(ap, al, af); |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 2109 | #endif /* HAVE_GETHOSTBYNAME_R */ |
| 2110 | Py_END_ALLOW_THREADS |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2111 | ret = gethost_common(h, (struct sockaddr *)&addr, sizeof(addr), af); |
Guido van Rossum | 3baaa13 | 1999-03-22 21:44:51 +0000 | [diff] [blame] | 2112 | #ifdef USE_GETHOSTBYNAME_LOCK |
| 2113 | PyThread_release_lock(gethostbyname_lock); |
| 2114 | #endif |
| 2115 | return ret; |
Guido van Rossum | 3bbc62e | 1995-01-02 19:30:30 +0000 | [diff] [blame] | 2116 | } |
| 2117 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 2118 | static char gethostbyaddr_doc[] = |
| 2119 | "gethostbyaddr(host) -> (name, aliaslist, addresslist)\n\ |
| 2120 | \n\ |
| 2121 | Return the true host name, a list of aliases, and a list of IP addresses,\n\ |
| 2122 | for a host. The host argument is a string giving a host name or IP number."; |
| 2123 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2124 | |
| 2125 | /* Python interface to getservbyname(name). |
| 2126 | This only returns the port number, since the other info is already |
| 2127 | known or not useful (like the list of aliases). */ |
| 2128 | |
| 2129 | /*ARGSUSED*/ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 2130 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 2131 | PySocket_getservbyname(PyObject *self, PyObject *args) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2132 | { |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 2133 | char *name, *proto; |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2134 | struct servent *sp; |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 2135 | if (!PyArg_ParseTuple(args, "ss:getservbyname", &name, &proto)) |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2136 | return NULL; |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 2137 | Py_BEGIN_ALLOW_THREADS |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 2138 | sp = getservbyname(name, proto); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 2139 | Py_END_ALLOW_THREADS |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2140 | if (sp == NULL) { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 2141 | PyErr_SetString(PySocket_Error, "service/proto not found"); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2142 | return NULL; |
| 2143 | } |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 2144 | return PyInt_FromLong((long) ntohs(sp->s_port)); |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2145 | } |
| 2146 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 2147 | static char getservbyname_doc[] = |
| 2148 | "getservbyname(servicename, protocolname) -> integer\n\ |
| 2149 | \n\ |
| 2150 | Return a port number from a service name and protocol name.\n\ |
| 2151 | The protocol name should be 'tcp' or 'udp'."; |
| 2152 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2153 | |
Guido van Rossum | 3901d85 | 1996-12-19 16:35:04 +0000 | [diff] [blame] | 2154 | /* Python interface to getprotobyname(name). |
| 2155 | This only returns the protocol number, since the other info is |
| 2156 | already known or not useful (like the list of aliases). */ |
| 2157 | |
| 2158 | /*ARGSUSED*/ |
| 2159 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 2160 | PySocket_getprotobyname(PyObject *self, PyObject *args) |
Guido van Rossum | 3901d85 | 1996-12-19 16:35:04 +0000 | [diff] [blame] | 2161 | { |
| 2162 | char *name; |
| 2163 | struct protoent *sp; |
Guido van Rossum | bcc2074 | 1998-08-04 22:53:56 +0000 | [diff] [blame] | 2164 | #ifdef __BEOS__ |
| 2165 | /* Not available in BeOS yet. - [cjh] */ |
| 2166 | PyErr_SetString( PySocket_Error, "getprotobyname not supported" ); |
| 2167 | return NULL; |
| 2168 | #else |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 2169 | if (!PyArg_ParseTuple(args, "s:getprotobyname", &name)) |
Guido van Rossum | 3901d85 | 1996-12-19 16:35:04 +0000 | [diff] [blame] | 2170 | return NULL; |
| 2171 | Py_BEGIN_ALLOW_THREADS |
| 2172 | sp = getprotobyname(name); |
| 2173 | Py_END_ALLOW_THREADS |
| 2174 | if (sp == NULL) { |
| 2175 | PyErr_SetString(PySocket_Error, "protocol not found"); |
| 2176 | return NULL; |
| 2177 | } |
| 2178 | return PyInt_FromLong((long) sp->p_proto); |
Guido van Rossum | bcc2074 | 1998-08-04 22:53:56 +0000 | [diff] [blame] | 2179 | #endif |
Guido van Rossum | 3901d85 | 1996-12-19 16:35:04 +0000 | [diff] [blame] | 2180 | } |
| 2181 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 2182 | static char getprotobyname_doc[] = |
| 2183 | "getprotobyname(name) -> integer\n\ |
| 2184 | \n\ |
| 2185 | Return the protocol number for the named protocol. (Rarely used.)"; |
| 2186 | |
Guido van Rossum | 3901d85 | 1996-12-19 16:35:04 +0000 | [diff] [blame] | 2187 | |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 2188 | #ifndef NO_DUP |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 2189 | /* Create a socket object from a numeric file description. |
| 2190 | Useful e.g. if stdin is a socket. |
| 2191 | Additional arguments as for socket(). */ |
| 2192 | |
| 2193 | /*ARGSUSED*/ |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 2194 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 2195 | PySocket_fromfd(PyObject *self, PyObject *args) |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 2196 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 2197 | PySocketSockObject *s; |
Fred Drake | a04eaad | 2000-06-30 02:46:07 +0000 | [diff] [blame] | 2198 | SOCKET_T fd; |
| 2199 | int family, type, proto = 0; |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 2200 | if (!PyArg_ParseTuple(args, "iii|i:fromfd", |
| 2201 | &fd, &family, &type, &proto)) |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 2202 | return NULL; |
Guido van Rossum | 5f59d60 | 1992-12-14 16:59:51 +0000 | [diff] [blame] | 2203 | /* Dup the fd so it and the socket can be closed independently */ |
| 2204 | fd = dup(fd); |
| 2205 | if (fd < 0) |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 2206 | return PySocket_Err(); |
| 2207 | s = PySocketSock_New(fd, family, type, proto); |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 2208 | /* From now on, ignore SIGPIPE and let the error checking |
| 2209 | do the work. */ |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2210 | #ifdef SIGPIPE |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 2211 | (void) signal(SIGPIPE, SIG_IGN); |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2212 | #endif |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 2213 | return (PyObject *) s; |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 2214 | } |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 2215 | |
| 2216 | static char fromfd_doc[] = |
| 2217 | "fromfd(fd, family, type[, proto]) -> socket object\n\ |
| 2218 | \n\ |
| 2219 | Create a socket object from the given file descriptor.\n\ |
| 2220 | The remaining arguments are the same as for socket()."; |
| 2221 | |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 2222 | #endif /* NO_DUP */ |
Guido van Rossum | 2a7178e | 1992-12-08 13:38:24 +0000 | [diff] [blame] | 2223 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 2224 | |
Guido van Rossum | 006bf91 | 1996-06-12 04:04:55 +0000 | [diff] [blame] | 2225 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 2226 | PySocket_ntohs(PyObject *self, PyObject *args) |
Guido van Rossum | 006bf91 | 1996-06-12 04:04:55 +0000 | [diff] [blame] | 2227 | { |
| 2228 | int x1, x2; |
| 2229 | |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 2230 | if (!PyArg_ParseTuple(args, "i:ntohs", &x1)) { |
Guido van Rossum | 006bf91 | 1996-06-12 04:04:55 +0000 | [diff] [blame] | 2231 | return NULL; |
| 2232 | } |
| 2233 | x2 = (int)ntohs((short)x1); |
| 2234 | return PyInt_FromLong(x2); |
| 2235 | } |
| 2236 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 2237 | static char ntohs_doc[] = |
| 2238 | "ntohs(integer) -> integer\n\ |
| 2239 | \n\ |
| 2240 | Convert a 16-bit integer from network to host byte order."; |
| 2241 | |
| 2242 | |
Guido van Rossum | 006bf91 | 1996-06-12 04:04:55 +0000 | [diff] [blame] | 2243 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 2244 | PySocket_ntohl(PyObject *self, PyObject *args) |
Guido van Rossum | 006bf91 | 1996-06-12 04:04:55 +0000 | [diff] [blame] | 2245 | { |
| 2246 | int x1, x2; |
| 2247 | |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 2248 | if (!PyArg_ParseTuple(args, "i:ntohl", &x1)) { |
Guido van Rossum | 006bf91 | 1996-06-12 04:04:55 +0000 | [diff] [blame] | 2249 | return NULL; |
| 2250 | } |
| 2251 | x2 = ntohl(x1); |
| 2252 | return PyInt_FromLong(x2); |
| 2253 | } |
| 2254 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 2255 | static char ntohl_doc[] = |
| 2256 | "ntohl(integer) -> integer\n\ |
| 2257 | \n\ |
| 2258 | Convert a 32-bit integer from network to host byte order."; |
| 2259 | |
| 2260 | |
Guido van Rossum | 006bf91 | 1996-06-12 04:04:55 +0000 | [diff] [blame] | 2261 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 2262 | PySocket_htons(PyObject *self, PyObject *args) |
Guido van Rossum | 006bf91 | 1996-06-12 04:04:55 +0000 | [diff] [blame] | 2263 | { |
| 2264 | int x1, x2; |
| 2265 | |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 2266 | if (!PyArg_ParseTuple(args, "i:htons", &x1)) { |
Guido van Rossum | 006bf91 | 1996-06-12 04:04:55 +0000 | [diff] [blame] | 2267 | return NULL; |
| 2268 | } |
| 2269 | x2 = (int)htons((short)x1); |
| 2270 | return PyInt_FromLong(x2); |
| 2271 | } |
| 2272 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 2273 | static char htons_doc[] = |
| 2274 | "htons(integer) -> integer\n\ |
| 2275 | \n\ |
| 2276 | Convert a 16-bit integer from host to network byte order."; |
| 2277 | |
| 2278 | |
Guido van Rossum | 006bf91 | 1996-06-12 04:04:55 +0000 | [diff] [blame] | 2279 | static PyObject * |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 2280 | PySocket_htonl(PyObject *self, PyObject *args) |
Guido van Rossum | 006bf91 | 1996-06-12 04:04:55 +0000 | [diff] [blame] | 2281 | { |
| 2282 | int x1, x2; |
| 2283 | |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 2284 | if (!PyArg_ParseTuple(args, "i:htonl", &x1)) { |
Guido van Rossum | 006bf91 | 1996-06-12 04:04:55 +0000 | [diff] [blame] | 2285 | return NULL; |
| 2286 | } |
| 2287 | x2 = htonl(x1); |
| 2288 | return PyInt_FromLong(x2); |
| 2289 | } |
| 2290 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 2291 | static char htonl_doc[] = |
| 2292 | "htonl(integer) -> integer\n\ |
| 2293 | \n\ |
| 2294 | Convert a 32-bit integer from host to network byte order."; |
| 2295 | |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 2296 | /* |
| 2297 | * socket.inet_aton() and socket.inet_ntoa() functions |
| 2298 | * |
| 2299 | * written 20 Aug 1999 by Ben Gertzfield <che@debian.org> <- blame him! |
| 2300 | * |
| 2301 | */ |
| 2302 | |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2303 | static char inet_aton_doc[] = |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 2304 | "inet_aton(string) -> packed 32-bit IP representation\n\ |
| 2305 | \n\ |
Guido van Rossum | c6a164b | 1999-08-20 19:11:27 +0000 | [diff] [blame] | 2306 | Convert an IP address in string format (123.45.67.89) to the 32-bit packed\n\ |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 2307 | binary format used in low-level network functions."; |
| 2308 | |
| 2309 | static PyObject* |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 2310 | PySocket_inet_aton(PyObject *self, PyObject *args) |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 2311 | { |
Guido van Rossum | a2e4855 | 1999-09-09 15:42:59 +0000 | [diff] [blame] | 2312 | #ifndef INADDR_NONE |
| 2313 | #define INADDR_NONE (-1) |
| 2314 | #endif |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 2315 | |
Guido van Rossum | c6a164b | 1999-08-20 19:11:27 +0000 | [diff] [blame] | 2316 | /* Have to use inet_addr() instead */ |
| 2317 | char *ip_addr; |
Fred Drake | e506529 | 2001-07-19 21:16:41 +0000 | [diff] [blame] | 2318 | unsigned long packed_addr; |
Guido van Rossum | c6a164b | 1999-08-20 19:11:27 +0000 | [diff] [blame] | 2319 | |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 2320 | if (!PyArg_ParseTuple(args, "s:inet_aton", &ip_addr)) { |
Guido van Rossum | c6a164b | 1999-08-20 19:11:27 +0000 | [diff] [blame] | 2321 | return NULL; |
| 2322 | } |
Guido van Rossum | ff3ab42 | 2000-04-24 15:16:03 +0000 | [diff] [blame] | 2323 | #ifdef USE_GUSI1 |
Fred Drake | e506529 | 2001-07-19 21:16:41 +0000 | [diff] [blame] | 2324 | packed_addr = inet_addr(ip_addr).s_addr; |
Guido van Rossum | 1b6e463 | 1999-11-04 18:22:29 +0000 | [diff] [blame] | 2325 | #else |
Guido van Rossum | c6a164b | 1999-08-20 19:11:27 +0000 | [diff] [blame] | 2326 | packed_addr = inet_addr(ip_addr); |
Guido van Rossum | 1b6e463 | 1999-11-04 18:22:29 +0000 | [diff] [blame] | 2327 | #endif |
Guido van Rossum | c6a164b | 1999-08-20 19:11:27 +0000 | [diff] [blame] | 2328 | |
| 2329 | if (packed_addr == INADDR_NONE) { /* invalid address */ |
| 2330 | PyErr_SetString(PySocket_Error, |
| 2331 | "illegal IP address string passed to inet_aton"); |
| 2332 | return NULL; |
| 2333 | } |
| 2334 | |
| 2335 | return PyString_FromStringAndSize((char *) &packed_addr, |
| 2336 | sizeof(packed_addr)); |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 2337 | } |
| 2338 | |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2339 | static char inet_ntoa_doc[] = |
Fred Drake | e066134 | 2000-03-07 14:05:16 +0000 | [diff] [blame] | 2340 | "inet_ntoa(packed_ip) -> ip_address_string\n\ |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 2341 | \n\ |
| 2342 | Convert an IP address from 32-bit packed binary format to string format"; |
| 2343 | |
| 2344 | static PyObject* |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 2345 | PySocket_inet_ntoa(PyObject *self, PyObject *args) |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 2346 | { |
| 2347 | char *packed_str; |
Guido van Rossum | c6a164b | 1999-08-20 19:11:27 +0000 | [diff] [blame] | 2348 | int addr_len; |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 2349 | struct in_addr packed_addr; |
| 2350 | |
Guido van Rossum | 27fc3c0 | 2000-03-24 20:56:56 +0000 | [diff] [blame] | 2351 | if (!PyArg_ParseTuple(args, "s#:inet_ntoa", &packed_str, &addr_len)) { |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 2352 | return NULL; |
| 2353 | } |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2354 | |
Guido van Rossum | 5c9eb21 | 1999-08-20 18:21:51 +0000 | [diff] [blame] | 2355 | if (addr_len != sizeof(packed_addr)) { |
| 2356 | PyErr_SetString(PySocket_Error, |
| 2357 | "packed IP wrong length for inet_ntoa"); |
| 2358 | return NULL; |
| 2359 | } |
| 2360 | |
| 2361 | memcpy(&packed_addr, packed_str, addr_len); |
| 2362 | |
| 2363 | return PyString_FromString(inet_ntoa(packed_addr)); |
| 2364 | } |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 2365 | |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2366 | /* Python interface to getaddrinfo(host, port). */ |
| 2367 | |
| 2368 | /*ARGSUSED*/ |
| 2369 | static PyObject * |
| 2370 | PySocket_getaddrinfo(PyObject *self, PyObject *args) |
| 2371 | { |
Martin v. Löwis | f0b11d2 | 2001-11-07 08:31:03 +0000 | [diff] [blame] | 2372 | struct addrinfo hints, *res; |
| 2373 | struct addrinfo *res0 = NULL; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2374 | PyObject *pobj = (PyObject *)NULL; |
Martin v. Löwis | f65b1a1 | 2001-08-12 09:28:40 +0000 | [diff] [blame] | 2375 | char pbuf[30]; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2376 | char *hptr, *pptr; |
| 2377 | int family, socktype, protocol, flags; |
| 2378 | int error; |
| 2379 | PyObject *all = (PyObject *)NULL; |
| 2380 | PyObject *single = (PyObject *)NULL; |
| 2381 | |
| 2382 | family = socktype = protocol = flags = 0; |
| 2383 | family = PF_UNSPEC; |
| 2384 | if (!PyArg_ParseTuple(args, "zO|iiii:getaddrinfo", |
| 2385 | &hptr, &pobj, &family, &socktype, |
| 2386 | &protocol, &flags)) { |
| 2387 | return NULL; |
| 2388 | } |
| 2389 | if (PyInt_Check(pobj)) { |
Marc-André Lemburg | 03d1b18 | 2001-07-31 18:05:33 +0000 | [diff] [blame] | 2390 | PyOS_snprintf(pbuf, sizeof(pbuf), "%ld", PyInt_AsLong(pobj)); |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2391 | pptr = pbuf; |
| 2392 | } else if (PyString_Check(pobj)) { |
| 2393 | pptr = PyString_AsString(pobj); |
| 2394 | } else if (pobj == Py_None) { |
| 2395 | pptr = (char *)NULL; |
| 2396 | } else { |
| 2397 | PyErr_SetString(PySocket_Error, "Int or String expected"); |
| 2398 | return NULL; |
| 2399 | } |
| 2400 | memset(&hints, 0, sizeof(hints)); |
| 2401 | hints.ai_family = family; |
| 2402 | hints.ai_socktype = socktype; |
| 2403 | hints.ai_protocol = protocol; |
| 2404 | hints.ai_flags = flags; |
| 2405 | error = getaddrinfo(hptr, pptr, &hints, &res0); |
| 2406 | if (error) { |
| 2407 | PyGAI_Err(error); |
| 2408 | return NULL; |
| 2409 | } |
| 2410 | |
| 2411 | if ((all = PyList_New(0)) == NULL) |
| 2412 | goto err; |
| 2413 | for (res = res0; res; res = res->ai_next) { |
Guido van Rossum | 716aac0 | 2001-10-12 18:59:27 +0000 | [diff] [blame] | 2414 | PyObject *addr = |
| 2415 | makesockaddr(-1, res->ai_addr, res->ai_addrlen); |
| 2416 | if (addr == NULL) |
| 2417 | goto err; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2418 | single = Py_BuildValue("iiisO", res->ai_family, |
| 2419 | res->ai_socktype, res->ai_protocol, |
| 2420 | res->ai_canonname ? res->ai_canonname : "", |
Guido van Rossum | 716aac0 | 2001-10-12 18:59:27 +0000 | [diff] [blame] | 2421 | addr); |
| 2422 | Py_DECREF(addr); |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2423 | if (single == NULL) |
| 2424 | goto err; |
| 2425 | |
| 2426 | if (PyList_Append(all, single)) |
| 2427 | goto err; |
| 2428 | Py_XDECREF(single); |
| 2429 | } |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2430 | return all; |
| 2431 | err: |
| 2432 | Py_XDECREF(single); |
| 2433 | Py_XDECREF(all); |
Martin v. Löwis | f0b11d2 | 2001-11-07 08:31:03 +0000 | [diff] [blame] | 2434 | if (res0) |
| 2435 | freeaddrinfo(res0); |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2436 | return (PyObject *)NULL; |
| 2437 | } |
| 2438 | |
| 2439 | static char getaddrinfo_doc[] = |
| 2440 | "socket.getaddrinfo(host, port [, family, socktype, proto, flags])\n\ |
| 2441 | --> List of (family, socktype, proto, canonname, sockaddr)\n\ |
| 2442 | \n\ |
| 2443 | Resolve host and port into addrinfo struct."; |
| 2444 | |
| 2445 | /* Python interface to getnameinfo(sa, flags). */ |
| 2446 | |
| 2447 | /*ARGSUSED*/ |
| 2448 | static PyObject * |
| 2449 | PySocket_getnameinfo(PyObject *self, PyObject *args) |
| 2450 | { |
| 2451 | PyObject *sa = (PyObject *)NULL; |
| 2452 | int flags; |
| 2453 | char *hostp; |
Martin v. Löwis | 06b1d21 | 2001-11-02 23:34:52 +0000 | [diff] [blame] | 2454 | int port, flowinfo, scope_id; |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2455 | char hbuf[NI_MAXHOST], pbuf[NI_MAXSERV]; |
| 2456 | struct addrinfo hints, *res = NULL; |
| 2457 | int error; |
| 2458 | PyObject *ret = (PyObject *)NULL; |
| 2459 | |
| 2460 | flags = flowinfo = scope_id = 0; |
Martin v. Löwis | 06b1d21 | 2001-11-02 23:34:52 +0000 | [diff] [blame] | 2461 | if (!PyArg_ParseTuple(args, "Oi:getnameinfo", &sa, &flags)) |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2462 | return NULL; |
Martin v. Löwis | 06b1d21 | 2001-11-02 23:34:52 +0000 | [diff] [blame] | 2463 | if (!PyArg_ParseTuple(sa, "si|ii", &hostp, &port, &flowinfo, &scope_id)) |
| 2464 | return NULL; |
Marc-André Lemburg | 03d1b18 | 2001-07-31 18:05:33 +0000 | [diff] [blame] | 2465 | PyOS_snprintf(pbuf, sizeof(pbuf), "%d", port); |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2466 | memset(&hints, 0, sizeof(hints)); |
| 2467 | hints.ai_family = PF_UNSPEC; |
Martin v. Löwis | bcf4b35 | 2001-08-04 22:37:23 +0000 | [diff] [blame] | 2468 | hints.ai_socktype = SOCK_DGRAM; /* make numeric port happy */ |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2469 | error = getaddrinfo(hostp, pbuf, &hints, &res); |
| 2470 | if (error) { |
| 2471 | PyGAI_Err(error); |
| 2472 | goto fail; |
| 2473 | } |
| 2474 | if (res->ai_next) { |
| 2475 | PyErr_SetString(PySocket_Error, |
| 2476 | "sockaddr resolved to multiple addresses"); |
| 2477 | goto fail; |
| 2478 | } |
| 2479 | switch (res->ai_family) { |
| 2480 | case AF_INET: |
| 2481 | { |
| 2482 | char *t1; |
| 2483 | int t2; |
| 2484 | if (PyArg_ParseTuple(sa, "si", &t1, &t2) == 0) { |
| 2485 | PyErr_SetString(PySocket_Error, |
| 2486 | "IPv4 sockaddr must be 2 tuple"); |
| 2487 | goto fail; |
| 2488 | } |
| 2489 | break; |
| 2490 | } |
Martin v. Löwis | 44ddbde | 2001-12-02 10:15:37 +0000 | [diff] [blame] | 2491 | #ifdef ENABLE_IPV6 |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2492 | case AF_INET6: |
| 2493 | { |
| 2494 | struct sockaddr_in6 *sin6; |
| 2495 | sin6 = (struct sockaddr_in6 *)res->ai_addr; |
| 2496 | sin6->sin6_flowinfo = flowinfo; |
| 2497 | sin6->sin6_scope_id = scope_id; |
| 2498 | break; |
| 2499 | } |
| 2500 | #endif |
| 2501 | } |
| 2502 | error = getnameinfo(res->ai_addr, res->ai_addrlen, |
| 2503 | hbuf, sizeof(hbuf), pbuf, sizeof(pbuf), flags); |
| 2504 | if (error) { |
| 2505 | PyGAI_Err(error); |
| 2506 | goto fail; |
| 2507 | } |
| 2508 | ret = Py_BuildValue("ss", hbuf, pbuf); |
| 2509 | |
| 2510 | fail: |
| 2511 | if (res) |
| 2512 | freeaddrinfo(res); |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2513 | return ret; |
| 2514 | } |
| 2515 | |
| 2516 | static char getnameinfo_doc[] = |
| 2517 | "socket.getnameinfo(sockaddr, flags) --> (host, port)\n\ |
| 2518 | \n\ |
| 2519 | Get host and port for a sockaddr."; |
| 2520 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2521 | /* List of functions exported by this module. */ |
| 2522 | |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 2523 | static PyMethodDef PySocket_methods[] = { |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2524 | {"gethostbyname", PySocket_gethostbyname, |
Andrew M. Kuchling | e365fb8 | 2000-08-03 02:06:16 +0000 | [diff] [blame] | 2525 | METH_VARARGS, gethostbyname_doc}, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2526 | {"gethostbyname_ex", PySocket_gethostbyname_ex, |
Andrew M. Kuchling | e365fb8 | 2000-08-03 02:06:16 +0000 | [diff] [blame] | 2527 | METH_VARARGS, ghbn_ex_doc}, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2528 | {"gethostbyaddr", PySocket_gethostbyaddr, |
Andrew M. Kuchling | e365fb8 | 2000-08-03 02:06:16 +0000 | [diff] [blame] | 2529 | METH_VARARGS, gethostbyaddr_doc}, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2530 | {"gethostname", PySocket_gethostname, |
Andrew M. Kuchling | e365fb8 | 2000-08-03 02:06:16 +0000 | [diff] [blame] | 2531 | METH_VARARGS, gethostname_doc}, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2532 | {"getservbyname", PySocket_getservbyname, |
Andrew M. Kuchling | e365fb8 | 2000-08-03 02:06:16 +0000 | [diff] [blame] | 2533 | METH_VARARGS, getservbyname_doc}, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2534 | {"getprotobyname", PySocket_getprotobyname, |
Andrew M. Kuchling | e365fb8 | 2000-08-03 02:06:16 +0000 | [diff] [blame] | 2535 | METH_VARARGS,getprotobyname_doc}, |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 2536 | #ifndef NO_DUP |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2537 | {"fromfd", PySocket_fromfd, |
Andrew M. Kuchling | e365fb8 | 2000-08-03 02:06:16 +0000 | [diff] [blame] | 2538 | METH_VARARGS, fromfd_doc}, |
Guido van Rossum | 6a3eb5f | 1994-08-18 15:42:46 +0000 | [diff] [blame] | 2539 | #endif |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2540 | {"ntohs", PySocket_ntohs, |
Andrew M. Kuchling | e365fb8 | 2000-08-03 02:06:16 +0000 | [diff] [blame] | 2541 | METH_VARARGS, ntohs_doc}, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2542 | {"ntohl", PySocket_ntohl, |
Andrew M. Kuchling | e365fb8 | 2000-08-03 02:06:16 +0000 | [diff] [blame] | 2543 | METH_VARARGS, ntohl_doc}, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2544 | {"htons", PySocket_htons, |
Andrew M. Kuchling | e365fb8 | 2000-08-03 02:06:16 +0000 | [diff] [blame] | 2545 | METH_VARARGS, htons_doc}, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2546 | {"htonl", PySocket_htonl, |
Andrew M. Kuchling | e365fb8 | 2000-08-03 02:06:16 +0000 | [diff] [blame] | 2547 | METH_VARARGS, htonl_doc}, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2548 | {"inet_aton", PySocket_inet_aton, |
Andrew M. Kuchling | e365fb8 | 2000-08-03 02:06:16 +0000 | [diff] [blame] | 2549 | METH_VARARGS, inet_aton_doc}, |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2550 | {"inet_ntoa", PySocket_inet_ntoa, |
Andrew M. Kuchling | e365fb8 | 2000-08-03 02:06:16 +0000 | [diff] [blame] | 2551 | METH_VARARGS, inet_ntoa_doc}, |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2552 | {"getaddrinfo", PySocket_getaddrinfo, |
| 2553 | METH_VARARGS, getaddrinfo_doc}, |
| 2554 | {"getnameinfo", PySocket_getnameinfo, |
| 2555 | METH_VARARGS, getnameinfo_doc}, |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2556 | {NULL, NULL} /* Sentinel */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 2557 | }; |
| 2558 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2559 | |
| 2560 | /* Convenience routine to export an integer value. |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 2561 | * |
Guido van Rossum | 0cb96de | 1997-10-01 04:29:29 +0000 | [diff] [blame] | 2562 | * Errors are silently ignored, for better or for worse... |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 2563 | */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 2564 | static void |
Fredrik Lundh | 3c5d43d | 2000-07-09 15:09:56 +0000 | [diff] [blame] | 2565 | insint(PyObject *d, char *name, int value) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 2566 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 2567 | PyObject *v = PyInt_FromLong((long) value); |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 2568 | if (!v || PyDict_SetItemString(d, name, v)) |
Guido van Rossum | 0cb96de | 1997-10-01 04:29:29 +0000 | [diff] [blame] | 2569 | PyErr_Clear(); |
Barry Warsaw | 752300b | 1997-01-03 17:18:10 +0000 | [diff] [blame] | 2570 | |
Guido van Rossum | 0cb96de | 1997-10-01 04:29:29 +0000 | [diff] [blame] | 2571 | Py_XDECREF(v); |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 2572 | } |
| 2573 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2574 | |
Guido van Rossum | 8d665e6 | 1996-06-26 18:22:49 +0000 | [diff] [blame] | 2575 | #ifdef MS_WINDOWS |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 2576 | |
| 2577 | /* Additional initialization and cleanup for NT/Windows */ |
| 2578 | |
| 2579 | static void |
Thomas Wouters | f3f33dc | 2000-07-21 06:00:07 +0000 | [diff] [blame] | 2580 | NTcleanup(void) |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 2581 | { |
| 2582 | WSACleanup(); |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 2583 | } |
| 2584 | |
| 2585 | static int |
Thomas Wouters | f3f33dc | 2000-07-21 06:00:07 +0000 | [diff] [blame] | 2586 | NTinit(void) |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 2587 | { |
| 2588 | WSADATA WSAData; |
| 2589 | int ret; |
| 2590 | char buf[100]; |
| 2591 | ret = WSAStartup(0x0101, &WSAData); |
| 2592 | switch (ret) { |
| 2593 | case 0: /* no error */ |
| 2594 | atexit(NTcleanup); |
| 2595 | return 1; |
| 2596 | case WSASYSNOTREADY: |
| 2597 | PyErr_SetString(PyExc_ImportError, |
| 2598 | "WSAStartup failed: network not ready"); |
| 2599 | break; |
| 2600 | case WSAVERNOTSUPPORTED: |
| 2601 | case WSAEINVAL: |
| 2602 | PyErr_SetString(PyExc_ImportError, |
| 2603 | "WSAStartup failed: requested version not supported"); |
| 2604 | break; |
| 2605 | default: |
Tim Peters | 885d457 | 2001-11-28 20:27:42 +0000 | [diff] [blame] | 2606 | PyOS_snprintf(buf, sizeof(buf), |
| 2607 | "WSAStartup failed: error code %d", ret); |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 2608 | PyErr_SetString(PyExc_ImportError, buf); |
| 2609 | break; |
| 2610 | } |
| 2611 | return 0; |
| 2612 | } |
| 2613 | |
Guido van Rossum | 8d665e6 | 1996-06-26 18:22:49 +0000 | [diff] [blame] | 2614 | #endif /* MS_WINDOWS */ |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 2615 | |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 2616 | #if defined(PYOS_OS2) |
| 2617 | |
| 2618 | /* Additional initialization and cleanup for OS/2 */ |
| 2619 | |
| 2620 | static void |
Thomas Wouters | f3f33dc | 2000-07-21 06:00:07 +0000 | [diff] [blame] | 2621 | OS2cleanup(void) |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 2622 | { |
| 2623 | /* No cleanup is necessary for OS/2 Sockets */ |
| 2624 | } |
| 2625 | |
| 2626 | static int |
Thomas Wouters | f3f33dc | 2000-07-21 06:00:07 +0000 | [diff] [blame] | 2627 | OS2init(void) |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 2628 | { |
| 2629 | char reason[64]; |
| 2630 | int rc = sock_init(); |
| 2631 | |
| 2632 | if (rc == 0) { |
Guido van Rossum | 32c575d | 1997-12-02 20:37:32 +0000 | [diff] [blame] | 2633 | atexit(OS2cleanup); |
| 2634 | return 1; /* Indicate Success */ |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 2635 | } |
| 2636 | |
Tim Peters | 75cdad5 | 2001-11-28 22:07:30 +0000 | [diff] [blame] | 2637 | PyOS_snprintf(reason, sizeof(reason), |
| 2638 | "OS/2 TCP/IP Error# %d", sock_errno()); |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 2639 | PyErr_SetString(PyExc_ImportError, reason); |
| 2640 | |
Guido van Rossum | 32c575d | 1997-12-02 20:37:32 +0000 | [diff] [blame] | 2641 | return 0; /* Indicate Failure */ |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 2642 | } |
| 2643 | |
| 2644 | #endif /* PYOS_OS2 */ |
| 2645 | |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 2646 | /* C API table - always add new things to the end for binary |
| 2647 | compatibility. */ |
| 2648 | static |
| 2649 | PySocketModule_APIObject PySocketModuleAPI = |
| 2650 | { |
| 2651 | &PySocketSock_Type, |
| 2652 | }; |
| 2653 | |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2654 | /* Initialize this module. |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 2655 | * This is called when the first 'import socket' is done, |
| 2656 | * via a table in config.c, if config.c is compiled with USE_SOCKET |
| 2657 | * defined. |
| 2658 | * |
| 2659 | * For MS_WINDOWS (which means any Windows variant), this module |
| 2660 | * is actually called "_socket", and there's a wrapper "socket.py" |
| 2661 | * which implements some missing functionality (such as makefile(), |
| 2662 | * dup() and fromfd()). The import of "_socket" may fail with an |
| 2663 | * ImportError exception if initialization of WINSOCK fails. When |
| 2664 | * WINSOCK is initialized succesfully, a call to WSACleanup() is |
| 2665 | * scheduled to be made at exit time. |
| 2666 | * |
| 2667 | * For OS/2, this module is also called "_socket" and uses a wrapper |
| 2668 | * "socket.py" which implements that functionality that is missing |
| 2669 | * when PC operating systems don't put socket descriptors in the |
| 2670 | * operating system's filesystem layer. |
| 2671 | */ |
Guido van Rossum | 30a685f | 1991-06-27 15:51:29 +0000 | [diff] [blame] | 2672 | |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 2673 | static char module_doc[] = |
Fred Drake | a136d49 | 2000-08-16 14:18:30 +0000 | [diff] [blame] | 2674 | "Implementation module for socket operations. See the socket module\n\ |
| 2675 | for documentation."; |
Guido van Rossum | 82a5c66 | 1998-07-07 20:45:43 +0000 | [diff] [blame] | 2676 | |
Guido van Rossum | 3886bb6 | 1998-12-04 18:50:17 +0000 | [diff] [blame] | 2677 | DL_EXPORT(void) |
Thomas Wouters | 1e0c2f4 | 2000-07-24 16:06:23 +0000 | [diff] [blame] | 2678 | init_socket(void) |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 2679 | { |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 2680 | PyObject *m, *d; |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2681 | #ifdef RISCOS |
| 2682 | _kernel_swi_regs r; |
| 2683 | r.r[0]=0; |
| 2684 | _kernel_swi(0x43380, &r, &r); |
| 2685 | taskwindow = r.r[0]; |
| 2686 | #else |
Guido van Rossum | 8d665e6 | 1996-06-26 18:22:49 +0000 | [diff] [blame] | 2687 | #ifdef MS_WINDOWS |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 2688 | if (!NTinit()) |
| 2689 | return; |
Guido van Rossum | be32c89 | 1996-06-20 16:25:29 +0000 | [diff] [blame] | 2690 | #else |
Guido van Rossum | 32c575d | 1997-12-02 20:37:32 +0000 | [diff] [blame] | 2691 | #if defined(__TOS_OS2__) |
Guido van Rossum | 8e9ebfd | 1997-11-22 21:53:48 +0000 | [diff] [blame] | 2692 | if (!OS2init()) |
| 2693 | return; |
Fred Drake | a136d49 | 2000-08-16 14:18:30 +0000 | [diff] [blame] | 2694 | #endif /* __TOS_OS2__ */ |
| 2695 | #endif /* MS_WINDOWS */ |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2696 | #endif /* RISCOS */ |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 2697 | PySocketSock_Type.ob_type = &PyType_Type; |
Michael W. Hudson | 03f96bd | 2001-11-09 10:06:23 +0000 | [diff] [blame] | 2698 | PySocketSock_Type.tp_getattro = PyObject_GenericGetAttr; |
| 2699 | PySocketSock_Type.tp_alloc = PyType_GenericAlloc; |
| 2700 | PySocketSock_Type.tp_free = _PyObject_Del; |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 2701 | m = Py_InitModule3(PySocket_MODULE_NAME, |
| 2702 | PySocket_methods, |
| 2703 | module_doc); |
Guido van Rossum | 73624e9 | 1994-10-10 17:59:00 +0000 | [diff] [blame] | 2704 | d = PyModule_GetDict(m); |
Guido van Rossum | 0cb96de | 1997-10-01 04:29:29 +0000 | [diff] [blame] | 2705 | PySocket_Error = PyErr_NewException("socket.error", NULL, NULL); |
| 2706 | if (PySocket_Error == NULL) |
| 2707 | return; |
Martin v. Löwis | 864e9ff | 2001-08-04 22:32:03 +0000 | [diff] [blame] | 2708 | PyDict_SetItemString(d, "error", PySocket_Error); |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2709 | PyH_Error = PyErr_NewException("socket.herror", PySocket_Error, NULL); |
| 2710 | if (PyH_Error == NULL) |
| 2711 | return; |
Martin v. Löwis | 864e9ff | 2001-08-04 22:32:03 +0000 | [diff] [blame] | 2712 | PyDict_SetItemString(d, "herror", PyH_Error); |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2713 | PyGAI_Error = PyErr_NewException("socket.gaierror", PySocket_Error, |
| 2714 | NULL); |
| 2715 | if (PyGAI_Error == NULL) |
| 2716 | return; |
Martin v. Löwis | 864e9ff | 2001-08-04 22:32:03 +0000 | [diff] [blame] | 2717 | PyDict_SetItemString(d, "gaierror", PyGAI_Error); |
Guido van Rossum | 91ba64d | 1997-06-02 22:18:09 +0000 | [diff] [blame] | 2718 | if (PyDict_SetItemString(d, "SocketType", |
Guido van Rossum | 3b4b6fc | 1997-05-21 14:37:37 +0000 | [diff] [blame] | 2719 | (PyObject *)&PySocketSock_Type) != 0) |
Guido van Rossum | 0cb96de | 1997-10-01 04:29:29 +0000 | [diff] [blame] | 2720 | return; |
Guido van Rossum | 384ca9c | 2001-10-27 22:20:47 +0000 | [diff] [blame] | 2721 | if (PyDict_SetItemString(d, "socket", |
| 2722 | (PyObject *)&PySocketSock_Type) != 0) |
| 2723 | return; |
Guido van Rossum | 09be409 | 1999-08-09 14:40:40 +0000 | [diff] [blame] | 2724 | |
Marc-André Lemburg | a5d2b4c | 2002-02-16 18:23:30 +0000 | [diff] [blame] | 2725 | /* Export C API */ |
| 2726 | if (PyDict_SetItemString(d, PySocket_CAPI_NAME, |
| 2727 | PyCObject_FromVoidPtr((void *)&PySocketModuleAPI, NULL) |
| 2728 | ) != 0) |
| 2729 | return; |
| 2730 | |
Guido van Rossum | 09be409 | 1999-08-09 14:40:40 +0000 | [diff] [blame] | 2731 | /* Address families (we only support AF_INET and AF_UNIX) */ |
| 2732 | #ifdef AF_UNSPEC |
| 2733 | insint(d, "AF_UNSPEC", AF_UNSPEC); |
| 2734 | #endif |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 2735 | insint(d, "AF_INET", AF_INET); |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 2736 | #ifdef AF_INET6 |
| 2737 | insint(d, "AF_INET6", AF_INET6); |
| 2738 | #endif /* AF_INET6 */ |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 2739 | #ifdef AF_UNIX |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 2740 | insint(d, "AF_UNIX", AF_UNIX); |
Guido van Rossum | b6775db | 1994-08-01 11:34:53 +0000 | [diff] [blame] | 2741 | #endif /* AF_UNIX */ |
Guido van Rossum | 09be409 | 1999-08-09 14:40:40 +0000 | [diff] [blame] | 2742 | #ifdef AF_AX25 |
| 2743 | insint(d, "AF_AX25", AF_AX25); /* Amateur Radio AX.25 */ |
| 2744 | #endif |
| 2745 | #ifdef AF_IPX |
| 2746 | insint(d, "AF_IPX", AF_IPX); /* Novell IPX */ |
| 2747 | #endif |
| 2748 | #ifdef AF_APPLETALK |
| 2749 | insint(d, "AF_APPLETALK", AF_APPLETALK); /* Appletalk DDP */ |
| 2750 | #endif |
| 2751 | #ifdef AF_NETROM |
| 2752 | insint(d, "AF_NETROM", AF_NETROM); /* Amateur radio NetROM */ |
| 2753 | #endif |
| 2754 | #ifdef AF_BRIDGE |
| 2755 | insint(d, "AF_BRIDGE", AF_BRIDGE); /* Multiprotocol bridge */ |
| 2756 | #endif |
| 2757 | #ifdef AF_AAL5 |
| 2758 | insint(d, "AF_AAL5", AF_AAL5); /* Reserved for Werner's ATM */ |
| 2759 | #endif |
| 2760 | #ifdef AF_X25 |
| 2761 | insint(d, "AF_X25", AF_X25); /* Reserved for X.25 project */ |
| 2762 | #endif |
| 2763 | #ifdef AF_INET6 |
| 2764 | insint(d, "AF_INET6", AF_INET6); /* IP version 6 */ |
| 2765 | #endif |
| 2766 | #ifdef AF_ROSE |
| 2767 | insint(d, "AF_ROSE", AF_ROSE); /* Amateur Radio X.25 PLP */ |
| 2768 | #endif |
Martin v. Löwis | 1ba3fd5 | 2001-08-10 20:29:40 +0000 | [diff] [blame] | 2769 | #ifdef HAVE_NETPACKET_PACKET_H |
Jeremy Hylton | 2230865 | 2001-02-02 03:23:09 +0000 | [diff] [blame] | 2770 | insint(d, "AF_PACKET", AF_PACKET); |
| 2771 | insint(d, "PF_PACKET", PF_PACKET); |
| 2772 | insint(d, "PACKET_HOST", PACKET_HOST); |
| 2773 | insint(d, "PACKET_BROADCAST", PACKET_BROADCAST); |
| 2774 | insint(d, "PACKET_MULTICAST", PACKET_MULTICAST); |
| 2775 | insint(d, "PACKET_OTHERHOST", PACKET_OTHERHOST); |
| 2776 | insint(d, "PACKET_OUTGOING", PACKET_OUTGOING); |
| 2777 | insint(d, "PACKET_LOOPBACK", PACKET_LOOPBACK); |
| 2778 | insint(d, "PACKET_FASTROUTE", PACKET_FASTROUTE); |
Guido van Rossum | 48a680c | 2001-03-02 06:34:14 +0000 | [diff] [blame] | 2779 | #endif |
Guido van Rossum | 09be409 | 1999-08-09 14:40:40 +0000 | [diff] [blame] | 2780 | |
| 2781 | /* Socket types */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 2782 | insint(d, "SOCK_STREAM", SOCK_STREAM); |
| 2783 | insint(d, "SOCK_DGRAM", SOCK_DGRAM); |
Guido van Rossum | bcc2074 | 1998-08-04 22:53:56 +0000 | [diff] [blame] | 2784 | #ifndef __BEOS__ |
| 2785 | /* We have incomplete socket support. */ |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 2786 | insint(d, "SOCK_RAW", SOCK_RAW); |
| 2787 | insint(d, "SOCK_SEQPACKET", SOCK_SEQPACKET); |
| 2788 | insint(d, "SOCK_RDM", SOCK_RDM); |
Guido van Rossum | bcc2074 | 1998-08-04 22:53:56 +0000 | [diff] [blame] | 2789 | #endif |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 2790 | |
| 2791 | #ifdef SO_DEBUG |
| 2792 | insint(d, "SO_DEBUG", SO_DEBUG); |
| 2793 | #endif |
| 2794 | #ifdef SO_ACCEPTCONN |
| 2795 | insint(d, "SO_ACCEPTCONN", SO_ACCEPTCONN); |
| 2796 | #endif |
| 2797 | #ifdef SO_REUSEADDR |
| 2798 | insint(d, "SO_REUSEADDR", SO_REUSEADDR); |
| 2799 | #endif |
| 2800 | #ifdef SO_KEEPALIVE |
| 2801 | insint(d, "SO_KEEPALIVE", SO_KEEPALIVE); |
| 2802 | #endif |
| 2803 | #ifdef SO_DONTROUTE |
| 2804 | insint(d, "SO_DONTROUTE", SO_DONTROUTE); |
| 2805 | #endif |
| 2806 | #ifdef SO_BROADCAST |
| 2807 | insint(d, "SO_BROADCAST", SO_BROADCAST); |
| 2808 | #endif |
| 2809 | #ifdef SO_USELOOPBACK |
| 2810 | insint(d, "SO_USELOOPBACK", SO_USELOOPBACK); |
| 2811 | #endif |
| 2812 | #ifdef SO_LINGER |
| 2813 | insint(d, "SO_LINGER", SO_LINGER); |
| 2814 | #endif |
| 2815 | #ifdef SO_OOBINLINE |
| 2816 | insint(d, "SO_OOBINLINE", SO_OOBINLINE); |
| 2817 | #endif |
| 2818 | #ifdef SO_REUSEPORT |
| 2819 | insint(d, "SO_REUSEPORT", SO_REUSEPORT); |
| 2820 | #endif |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 2821 | #ifdef SO_SNDBUF |
| 2822 | insint(d, "SO_SNDBUF", SO_SNDBUF); |
| 2823 | #endif |
| 2824 | #ifdef SO_RCVBUF |
| 2825 | insint(d, "SO_RCVBUF", SO_RCVBUF); |
| 2826 | #endif |
| 2827 | #ifdef SO_SNDLOWAT |
| 2828 | insint(d, "SO_SNDLOWAT", SO_SNDLOWAT); |
| 2829 | #endif |
| 2830 | #ifdef SO_RCVLOWAT |
| 2831 | insint(d, "SO_RCVLOWAT", SO_RCVLOWAT); |
| 2832 | #endif |
| 2833 | #ifdef SO_SNDTIMEO |
| 2834 | insint(d, "SO_SNDTIMEO", SO_SNDTIMEO); |
| 2835 | #endif |
| 2836 | #ifdef SO_RCVTIMEO |
| 2837 | insint(d, "SO_RCVTIMEO", SO_RCVTIMEO); |
| 2838 | #endif |
| 2839 | #ifdef SO_ERROR |
| 2840 | insint(d, "SO_ERROR", SO_ERROR); |
| 2841 | #endif |
| 2842 | #ifdef SO_TYPE |
| 2843 | insint(d, "SO_TYPE", SO_TYPE); |
| 2844 | #endif |
| 2845 | |
| 2846 | /* Maximum number of connections for "listen" */ |
| 2847 | #ifdef SOMAXCONN |
| 2848 | insint(d, "SOMAXCONN", SOMAXCONN); |
| 2849 | #else |
| 2850 | insint(d, "SOMAXCONN", 5); /* Common value */ |
| 2851 | #endif |
| 2852 | |
| 2853 | /* Flags for send, recv */ |
| 2854 | #ifdef MSG_OOB |
| 2855 | insint(d, "MSG_OOB", MSG_OOB); |
| 2856 | #endif |
| 2857 | #ifdef MSG_PEEK |
| 2858 | insint(d, "MSG_PEEK", MSG_PEEK); |
| 2859 | #endif |
| 2860 | #ifdef MSG_DONTROUTE |
| 2861 | insint(d, "MSG_DONTROUTE", MSG_DONTROUTE); |
| 2862 | #endif |
Guido van Rossum | 2c8bcb8 | 2000-04-25 21:34:53 +0000 | [diff] [blame] | 2863 | #ifdef MSG_DONTWAIT |
Guido van Rossum | 14f3f59 | 2000-04-25 21:53:58 +0000 | [diff] [blame] | 2864 | insint(d, "MSG_DONTWAIT", MSG_DONTWAIT); |
Guido van Rossum | 2c8bcb8 | 2000-04-25 21:34:53 +0000 | [diff] [blame] | 2865 | #endif |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 2866 | #ifdef MSG_EOR |
| 2867 | insint(d, "MSG_EOR", MSG_EOR); |
| 2868 | #endif |
| 2869 | #ifdef MSG_TRUNC |
| 2870 | insint(d, "MSG_TRUNC", MSG_TRUNC); |
| 2871 | #endif |
| 2872 | #ifdef MSG_CTRUNC |
| 2873 | insint(d, "MSG_CTRUNC", MSG_CTRUNC); |
| 2874 | #endif |
| 2875 | #ifdef MSG_WAITALL |
| 2876 | insint(d, "MSG_WAITALL", MSG_WAITALL); |
| 2877 | #endif |
| 2878 | #ifdef MSG_BTAG |
| 2879 | insint(d, "MSG_BTAG", MSG_BTAG); |
| 2880 | #endif |
| 2881 | #ifdef MSG_ETAG |
| 2882 | insint(d, "MSG_ETAG", MSG_ETAG); |
| 2883 | #endif |
| 2884 | |
| 2885 | /* Protocol level and numbers, usable for [gs]etsockopt */ |
| 2886 | #ifdef SOL_SOCKET |
| 2887 | insint(d, "SOL_SOCKET", SOL_SOCKET); |
| 2888 | #endif |
Guido van Rossum | 09be409 | 1999-08-09 14:40:40 +0000 | [diff] [blame] | 2889 | #ifdef SOL_IP |
| 2890 | insint(d, "SOL_IP", SOL_IP); |
| 2891 | #else |
| 2892 | insint(d, "SOL_IP", 0); |
| 2893 | #endif |
| 2894 | #ifdef SOL_IPX |
| 2895 | insint(d, "SOL_IPX", SOL_IPX); |
| 2896 | #endif |
| 2897 | #ifdef SOL_AX25 |
| 2898 | insint(d, "SOL_AX25", SOL_AX25); |
| 2899 | #endif |
| 2900 | #ifdef SOL_ATALK |
| 2901 | insint(d, "SOL_ATALK", SOL_ATALK); |
| 2902 | #endif |
| 2903 | #ifdef SOL_NETROM |
| 2904 | insint(d, "SOL_NETROM", SOL_NETROM); |
| 2905 | #endif |
| 2906 | #ifdef SOL_ROSE |
| 2907 | insint(d, "SOL_ROSE", SOL_ROSE); |
| 2908 | #endif |
| 2909 | #ifdef SOL_TCP |
| 2910 | insint(d, "SOL_TCP", SOL_TCP); |
| 2911 | #else |
| 2912 | insint(d, "SOL_TCP", 6); |
| 2913 | #endif |
| 2914 | #ifdef SOL_UDP |
| 2915 | insint(d, "SOL_UDP", SOL_UDP); |
| 2916 | #else |
| 2917 | insint(d, "SOL_UDP", 17); |
| 2918 | #endif |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 2919 | #ifdef IPPROTO_IP |
| 2920 | insint(d, "IPPROTO_IP", IPPROTO_IP); |
Guido van Rossum | 578de30 | 1998-05-28 20:18:18 +0000 | [diff] [blame] | 2921 | #else |
| 2922 | insint(d, "IPPROTO_IP", 0); |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 2923 | #endif |
Martin v. Löwis | bcf4b35 | 2001-08-04 22:37:23 +0000 | [diff] [blame] | 2924 | #ifdef IPPROTO_HOPOPTS |
| 2925 | insint(d, "IPPROTO_HOPOPTS", IPPROTO_HOPOPTS); |
| 2926 | #endif |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 2927 | #ifdef IPPROTO_ICMP |
| 2928 | insint(d, "IPPROTO_ICMP", IPPROTO_ICMP); |
Guido van Rossum | 578de30 | 1998-05-28 20:18:18 +0000 | [diff] [blame] | 2929 | #else |
| 2930 | insint(d, "IPPROTO_ICMP", 1); |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 2931 | #endif |
| 2932 | #ifdef IPPROTO_IGMP |
| 2933 | insint(d, "IPPROTO_IGMP", IPPROTO_IGMP); |
| 2934 | #endif |
| 2935 | #ifdef IPPROTO_GGP |
| 2936 | insint(d, "IPPROTO_GGP", IPPROTO_GGP); |
| 2937 | #endif |
Martin v. Löwis | bcf4b35 | 2001-08-04 22:37:23 +0000 | [diff] [blame] | 2938 | #ifdef IPPROTO_IPV4 |
| 2939 | insint(d, "IPPROTO_IPV4", IPPROTO_IPV4); |
| 2940 | #endif |
| 2941 | #ifdef IPPROTO_IPIP |
| 2942 | insint(d, "IPPROTO_IPIP", IPPROTO_IPIP); |
| 2943 | #endif |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 2944 | #ifdef IPPROTO_TCP |
| 2945 | insint(d, "IPPROTO_TCP", IPPROTO_TCP); |
Guido van Rossum | 578de30 | 1998-05-28 20:18:18 +0000 | [diff] [blame] | 2946 | #else |
| 2947 | insint(d, "IPPROTO_TCP", 6); |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 2948 | #endif |
| 2949 | #ifdef IPPROTO_EGP |
| 2950 | insint(d, "IPPROTO_EGP", IPPROTO_EGP); |
| 2951 | #endif |
| 2952 | #ifdef IPPROTO_PUP |
| 2953 | insint(d, "IPPROTO_PUP", IPPROTO_PUP); |
| 2954 | #endif |
| 2955 | #ifdef IPPROTO_UDP |
| 2956 | insint(d, "IPPROTO_UDP", IPPROTO_UDP); |
Guido van Rossum | 578de30 | 1998-05-28 20:18:18 +0000 | [diff] [blame] | 2957 | #else |
| 2958 | insint(d, "IPPROTO_UDP", 17); |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 2959 | #endif |
| 2960 | #ifdef IPPROTO_IDP |
| 2961 | insint(d, "IPPROTO_IDP", IPPROTO_IDP); |
| 2962 | #endif |
| 2963 | #ifdef IPPROTO_HELLO |
| 2964 | insint(d, "IPPROTO_HELLO", IPPROTO_HELLO); |
| 2965 | #endif |
| 2966 | #ifdef IPPROTO_ND |
| 2967 | insint(d, "IPPROTO_ND", IPPROTO_ND); |
| 2968 | #endif |
| 2969 | #ifdef IPPROTO_TP |
| 2970 | insint(d, "IPPROTO_TP", IPPROTO_TP); |
| 2971 | #endif |
Martin v. Löwis | bcf4b35 | 2001-08-04 22:37:23 +0000 | [diff] [blame] | 2972 | #ifdef IPPROTO_IPV6 |
| 2973 | insint(d, "IPPROTO_IPV6", IPPROTO_IPV6); |
| 2974 | #endif |
| 2975 | #ifdef IPPROTO_ROUTING |
| 2976 | insint(d, "IPPROTO_ROUTING", IPPROTO_ROUTING); |
| 2977 | #endif |
| 2978 | #ifdef IPPROTO_FRAGMENT |
| 2979 | insint(d, "IPPROTO_FRAGMENT", IPPROTO_FRAGMENT); |
| 2980 | #endif |
| 2981 | #ifdef IPPROTO_RSVP |
| 2982 | insint(d, "IPPROTO_RSVP", IPPROTO_RSVP); |
| 2983 | #endif |
| 2984 | #ifdef IPPROTO_GRE |
| 2985 | insint(d, "IPPROTO_GRE", IPPROTO_GRE); |
| 2986 | #endif |
| 2987 | #ifdef IPPROTO_ESP |
| 2988 | insint(d, "IPPROTO_ESP", IPPROTO_ESP); |
| 2989 | #endif |
| 2990 | #ifdef IPPROTO_AH |
| 2991 | insint(d, "IPPROTO_AH", IPPROTO_AH); |
| 2992 | #endif |
| 2993 | #ifdef IPPROTO_MOBILE |
| 2994 | insint(d, "IPPROTO_MOBILE", IPPROTO_MOBILE); |
| 2995 | #endif |
| 2996 | #ifdef IPPROTO_ICMPV6 |
| 2997 | insint(d, "IPPROTO_ICMPV6", IPPROTO_ICMPV6); |
| 2998 | #endif |
| 2999 | #ifdef IPPROTO_NONE |
| 3000 | insint(d, "IPPROTO_NONE", IPPROTO_NONE); |
| 3001 | #endif |
| 3002 | #ifdef IPPROTO_DSTOPTS |
| 3003 | insint(d, "IPPROTO_DSTOPTS", IPPROTO_DSTOPTS); |
| 3004 | #endif |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 3005 | #ifdef IPPROTO_XTP |
| 3006 | insint(d, "IPPROTO_XTP", IPPROTO_XTP); |
| 3007 | #endif |
| 3008 | #ifdef IPPROTO_EON |
| 3009 | insint(d, "IPPROTO_EON", IPPROTO_EON); |
| 3010 | #endif |
Martin v. Löwis | bcf4b35 | 2001-08-04 22:37:23 +0000 | [diff] [blame] | 3011 | #ifdef IPPROTO_PIM |
| 3012 | insint(d, "IPPROTO_PIM", IPPROTO_PIM); |
| 3013 | #endif |
| 3014 | #ifdef IPPROTO_IPCOMP |
| 3015 | insint(d, "IPPROTO_IPCOMP", IPPROTO_IPCOMP); |
| 3016 | #endif |
| 3017 | #ifdef IPPROTO_VRRP |
| 3018 | insint(d, "IPPROTO_VRRP", IPPROTO_VRRP); |
| 3019 | #endif |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 3020 | #ifdef IPPROTO_BIP |
| 3021 | insint(d, "IPPROTO_BIP", IPPROTO_BIP); |
| 3022 | #endif |
| 3023 | /**/ |
| 3024 | #ifdef IPPROTO_RAW |
| 3025 | insint(d, "IPPROTO_RAW", IPPROTO_RAW); |
Guido van Rossum | 578de30 | 1998-05-28 20:18:18 +0000 | [diff] [blame] | 3026 | #else |
| 3027 | insint(d, "IPPROTO_RAW", 255); |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 3028 | #endif |
| 3029 | #ifdef IPPROTO_MAX |
| 3030 | insint(d, "IPPROTO_MAX", IPPROTO_MAX); |
| 3031 | #endif |
| 3032 | |
| 3033 | /* Some port configuration */ |
| 3034 | #ifdef IPPORT_RESERVED |
| 3035 | insint(d, "IPPORT_RESERVED", IPPORT_RESERVED); |
| 3036 | #else |
| 3037 | insint(d, "IPPORT_RESERVED", 1024); |
| 3038 | #endif |
| 3039 | #ifdef IPPORT_USERRESERVED |
| 3040 | insint(d, "IPPORT_USERRESERVED", IPPORT_USERRESERVED); |
| 3041 | #else |
| 3042 | insint(d, "IPPORT_USERRESERVED", 5000); |
| 3043 | #endif |
| 3044 | |
Guido van Rossum | 5f05eb4 | 1995-02-17 15:11:07 +0000 | [diff] [blame] | 3045 | /* Some reserved IP v.4 addresses */ |
| 3046 | #ifdef INADDR_ANY |
| 3047 | insint(d, "INADDR_ANY", INADDR_ANY); |
| 3048 | #else |
| 3049 | insint(d, "INADDR_ANY", 0x00000000); |
| 3050 | #endif |
| 3051 | #ifdef INADDR_BROADCAST |
| 3052 | insint(d, "INADDR_BROADCAST", INADDR_BROADCAST); |
| 3053 | #else |
| 3054 | insint(d, "INADDR_BROADCAST", 0xffffffff); |
| 3055 | #endif |
| 3056 | #ifdef INADDR_LOOPBACK |
| 3057 | insint(d, "INADDR_LOOPBACK", INADDR_LOOPBACK); |
| 3058 | #else |
| 3059 | insint(d, "INADDR_LOOPBACK", 0x7F000001); |
| 3060 | #endif |
| 3061 | #ifdef INADDR_UNSPEC_GROUP |
| 3062 | insint(d, "INADDR_UNSPEC_GROUP", INADDR_UNSPEC_GROUP); |
| 3063 | #else |
| 3064 | insint(d, "INADDR_UNSPEC_GROUP", 0xe0000000); |
| 3065 | #endif |
| 3066 | #ifdef INADDR_ALLHOSTS_GROUP |
| 3067 | insint(d, "INADDR_ALLHOSTS_GROUP", INADDR_ALLHOSTS_GROUP); |
| 3068 | #else |
| 3069 | insint(d, "INADDR_ALLHOSTS_GROUP", 0xe0000001); |
| 3070 | #endif |
| 3071 | #ifdef INADDR_MAX_LOCAL_GROUP |
| 3072 | insint(d, "INADDR_MAX_LOCAL_GROUP", INADDR_MAX_LOCAL_GROUP); |
| 3073 | #else |
| 3074 | insint(d, "INADDR_MAX_LOCAL_GROUP", 0xe00000ff); |
| 3075 | #endif |
| 3076 | #ifdef INADDR_NONE |
| 3077 | insint(d, "INADDR_NONE", INADDR_NONE); |
| 3078 | #else |
| 3079 | insint(d, "INADDR_NONE", 0xffffffff); |
| 3080 | #endif |
| 3081 | |
Martin v. Löwis | bcf4b35 | 2001-08-04 22:37:23 +0000 | [diff] [blame] | 3082 | /* IPv4 [gs]etsockopt options */ |
Guido van Rossum | 3fdf58b | 1995-02-07 15:39:52 +0000 | [diff] [blame] | 3083 | #ifdef IP_OPTIONS |
| 3084 | insint(d, "IP_OPTIONS", IP_OPTIONS); |
| 3085 | #endif |
| 3086 | #ifdef IP_HDRINCL |
| 3087 | insint(d, "IP_HDRINCL", IP_HDRINCL); |
| 3088 | #endif |
| 3089 | #ifdef IP_TOS |
| 3090 | insint(d, "IP_TOS", IP_TOS); |
| 3091 | #endif |
| 3092 | #ifdef IP_TTL |
| 3093 | insint(d, "IP_TTL", IP_TTL); |
| 3094 | #endif |
| 3095 | #ifdef IP_RECVOPTS |
| 3096 | insint(d, "IP_RECVOPTS", IP_RECVOPTS); |
| 3097 | #endif |
| 3098 | #ifdef IP_RECVRETOPTS |
| 3099 | insint(d, "IP_RECVRETOPTS", IP_RECVRETOPTS); |
| 3100 | #endif |
| 3101 | #ifdef IP_RECVDSTADDR |
| 3102 | insint(d, "IP_RECVDSTADDR", IP_RECVDSTADDR); |
| 3103 | #endif |
| 3104 | #ifdef IP_RETOPTS |
| 3105 | insint(d, "IP_RETOPTS", IP_RETOPTS); |
| 3106 | #endif |
| 3107 | #ifdef IP_MULTICAST_IF |
| 3108 | insint(d, "IP_MULTICAST_IF", IP_MULTICAST_IF); |
| 3109 | #endif |
| 3110 | #ifdef IP_MULTICAST_TTL |
| 3111 | insint(d, "IP_MULTICAST_TTL", IP_MULTICAST_TTL); |
| 3112 | #endif |
| 3113 | #ifdef IP_MULTICAST_LOOP |
| 3114 | insint(d, "IP_MULTICAST_LOOP", IP_MULTICAST_LOOP); |
| 3115 | #endif |
| 3116 | #ifdef IP_ADD_MEMBERSHIP |
| 3117 | insint(d, "IP_ADD_MEMBERSHIP", IP_ADD_MEMBERSHIP); |
| 3118 | #endif |
| 3119 | #ifdef IP_DROP_MEMBERSHIP |
| 3120 | insint(d, "IP_DROP_MEMBERSHIP", IP_DROP_MEMBERSHIP); |
| 3121 | #endif |
Guido van Rossum | 09be409 | 1999-08-09 14:40:40 +0000 | [diff] [blame] | 3122 | #ifdef IP_DEFAULT_MULTICAST_TTL |
| 3123 | insint(d, "IP_DEFAULT_MULTICAST_TTL", IP_DEFAULT_MULTICAST_TTL); |
| 3124 | #endif |
| 3125 | #ifdef IP_DEFAULT_MULTICAST_LOOP |
| 3126 | insint(d, "IP_DEFAULT_MULTICAST_LOOP", IP_DEFAULT_MULTICAST_LOOP); |
| 3127 | #endif |
| 3128 | #ifdef IP_MAX_MEMBERSHIPS |
| 3129 | insint(d, "IP_MAX_MEMBERSHIPS", IP_MAX_MEMBERSHIPS); |
| 3130 | #endif |
| 3131 | |
Martin v. Löwis | bcf4b35 | 2001-08-04 22:37:23 +0000 | [diff] [blame] | 3132 | /* IPv6 [gs]etsockopt options, defined in RFC2553 */ |
| 3133 | #ifdef IPV6_JOIN_GROUP |
| 3134 | insint(d, "IPV6_JOIN_GROUP", IPV6_JOIN_GROUP); |
| 3135 | #endif |
| 3136 | #ifdef IPV6_LEAVE_GROUP |
| 3137 | insint(d, "IPV6_LEAVE_GROUP", IPV6_LEAVE_GROUP); |
| 3138 | #endif |
| 3139 | #ifdef IPV6_MULTICAST_HOPS |
| 3140 | insint(d, "IPV6_MULTICAST_HOPS", IPV6_MULTICAST_HOPS); |
| 3141 | #endif |
| 3142 | #ifdef IPV6_MULTICAST_IF |
| 3143 | insint(d, "IPV6_MULTICAST_IF", IPV6_MULTICAST_IF); |
| 3144 | #endif |
| 3145 | #ifdef IPV6_MULTICAST_LOOP |
| 3146 | insint(d, "IPV6_MULTICAST_LOOP", IPV6_MULTICAST_LOOP); |
| 3147 | #endif |
| 3148 | #ifdef IPV6_UNICAST_HOPS |
| 3149 | insint(d, "IPV6_UNICAST_HOPS", IPV6_UNICAST_HOPS); |
| 3150 | #endif |
| 3151 | |
Guido van Rossum | 09be409 | 1999-08-09 14:40:40 +0000 | [diff] [blame] | 3152 | /* TCP options */ |
| 3153 | #ifdef TCP_NODELAY |
| 3154 | insint(d, "TCP_NODELAY", TCP_NODELAY); |
| 3155 | #endif |
| 3156 | #ifdef TCP_MAXSEG |
| 3157 | insint(d, "TCP_MAXSEG", TCP_MAXSEG); |
| 3158 | #endif |
Martin v. Löwis | 3cde2cb | 2001-12-22 15:05:32 +0000 | [diff] [blame] | 3159 | #ifdef TCP_CORK |
| 3160 | insint(d, "TCP_CORK", TCP_CORK); |
| 3161 | #endif |
| 3162 | #ifdef TCP_KEEPIDLE |
| 3163 | insint(d, "TCP_KEEPIDLE", TCP_KEEPIDLE); |
| 3164 | #endif |
| 3165 | #ifdef TCP_KEEPINTVL |
| 3166 | insint(d, "TCP_KEEPINTVL", TCP_KEEPINTVL); |
| 3167 | #endif |
| 3168 | #ifdef TCP_KEEPCNT |
| 3169 | insint(d, "TCP_KEEPCNT", TCP_KEEPCNT); |
| 3170 | #endif |
| 3171 | #ifdef TCP_SYNCNT |
| 3172 | insint(d, "TCP_SYNCNT", TCP_SYNCNT); |
| 3173 | #endif |
| 3174 | #ifdef TCP_LINGER2 |
| 3175 | insint(d, "TCP_LINGER2", TCP_LINGER2); |
| 3176 | #endif |
| 3177 | #ifdef TCP_DEFER_ACCEPT |
| 3178 | insint(d, "TCP_DEFER_ACCEPT", TCP_DEFER_ACCEPT); |
| 3179 | #endif |
| 3180 | #ifdef TCP_WINDOW_CLAMP |
| 3181 | insint(d, "TCP_WINDOW_CLAMP", TCP_WINDOW_CLAMP); |
| 3182 | #endif |
| 3183 | #ifdef TCP_INFO |
| 3184 | insint(d, "TCP_INFO", TCP_INFO); |
| 3185 | #endif |
| 3186 | #ifdef TCP_QUICKACK |
| 3187 | insint(d, "TCP_QUICKACK", TCP_QUICKACK); |
| 3188 | #endif |
| 3189 | |
Guido van Rossum | 09be409 | 1999-08-09 14:40:40 +0000 | [diff] [blame] | 3190 | |
| 3191 | /* IPX options */ |
| 3192 | #ifdef IPX_TYPE |
| 3193 | insint(d, "IPX_TYPE", IPX_TYPE); |
| 3194 | #endif |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 3195 | |
Martin v. Löwis | 2d8d427 | 2001-07-21 18:05:31 +0000 | [diff] [blame] | 3196 | /* get{addr,name}info parameters */ |
| 3197 | #ifdef EAI_ADDRFAMILY |
| 3198 | insint(d, "EAI_ADDRFAMILY", EAI_ADDRFAMILY); |
| 3199 | #endif |
| 3200 | #ifdef EAI_AGAIN |
| 3201 | insint(d, "EAI_AGAIN", EAI_AGAIN); |
| 3202 | #endif |
| 3203 | #ifdef EAI_BADFLAGS |
| 3204 | insint(d, "EAI_BADFLAGS", EAI_BADFLAGS); |
| 3205 | #endif |
| 3206 | #ifdef EAI_FAIL |
| 3207 | insint(d, "EAI_FAIL", EAI_FAIL); |
| 3208 | #endif |
| 3209 | #ifdef EAI_FAMILY |
| 3210 | insint(d, "EAI_FAMILY", EAI_FAMILY); |
| 3211 | #endif |
| 3212 | #ifdef EAI_MEMORY |
| 3213 | insint(d, "EAI_MEMORY", EAI_MEMORY); |
| 3214 | #endif |
| 3215 | #ifdef EAI_NODATA |
| 3216 | insint(d, "EAI_NODATA", EAI_NODATA); |
| 3217 | #endif |
| 3218 | #ifdef EAI_NONAME |
| 3219 | insint(d, "EAI_NONAME", EAI_NONAME); |
| 3220 | #endif |
| 3221 | #ifdef EAI_SERVICE |
| 3222 | insint(d, "EAI_SERVICE", EAI_SERVICE); |
| 3223 | #endif |
| 3224 | #ifdef EAI_SOCKTYPE |
| 3225 | insint(d, "EAI_SOCKTYPE", EAI_SOCKTYPE); |
| 3226 | #endif |
| 3227 | #ifdef EAI_SYSTEM |
| 3228 | insint(d, "EAI_SYSTEM", EAI_SYSTEM); |
| 3229 | #endif |
| 3230 | #ifdef EAI_BADHINTS |
| 3231 | insint(d, "EAI_BADHINTS", EAI_BADHINTS); |
| 3232 | #endif |
| 3233 | #ifdef EAI_PROTOCOL |
| 3234 | insint(d, "EAI_PROTOCOL", EAI_PROTOCOL); |
| 3235 | #endif |
| 3236 | #ifdef EAI_MAX |
| 3237 | insint(d, "EAI_MAX", EAI_MAX); |
| 3238 | #endif |
| 3239 | #ifdef AI_PASSIVE |
| 3240 | insint(d, "AI_PASSIVE", AI_PASSIVE); |
| 3241 | #endif |
| 3242 | #ifdef AI_CANONNAME |
| 3243 | insint(d, "AI_CANONNAME", AI_CANONNAME); |
| 3244 | #endif |
| 3245 | #ifdef AI_NUMERICHOST |
| 3246 | insint(d, "AI_NUMERICHOST", AI_NUMERICHOST); |
| 3247 | #endif |
| 3248 | #ifdef AI_MASK |
| 3249 | insint(d, "AI_MASK", AI_MASK); |
| 3250 | #endif |
| 3251 | #ifdef AI_ALL |
| 3252 | insint(d, "AI_ALL", AI_ALL); |
| 3253 | #endif |
| 3254 | #ifdef AI_V4MAPPED_CFG |
| 3255 | insint(d, "AI_V4MAPPED_CFG", AI_V4MAPPED_CFG); |
| 3256 | #endif |
| 3257 | #ifdef AI_ADDRCONFIG |
| 3258 | insint(d, "AI_ADDRCONFIG", AI_ADDRCONFIG); |
| 3259 | #endif |
| 3260 | #ifdef AI_V4MAPPED |
| 3261 | insint(d, "AI_V4MAPPED", AI_V4MAPPED); |
| 3262 | #endif |
| 3263 | #ifdef AI_DEFAULT |
| 3264 | insint(d, "AI_DEFAULT", AI_DEFAULT); |
| 3265 | #endif |
| 3266 | #ifdef NI_MAXHOST |
| 3267 | insint(d, "NI_MAXHOST", NI_MAXHOST); |
| 3268 | #endif |
| 3269 | #ifdef NI_MAXSERV |
| 3270 | insint(d, "NI_MAXSERV", NI_MAXSERV); |
| 3271 | #endif |
| 3272 | #ifdef NI_NOFQDN |
| 3273 | insint(d, "NI_NOFQDN", NI_NOFQDN); |
| 3274 | #endif |
| 3275 | #ifdef NI_NUMERICHOST |
| 3276 | insint(d, "NI_NUMERICHOST", NI_NUMERICHOST); |
| 3277 | #endif |
| 3278 | #ifdef NI_NAMEREQD |
| 3279 | insint(d, "NI_NAMEREQD", NI_NAMEREQD); |
| 3280 | #endif |
| 3281 | #ifdef NI_NUMERICSERV |
| 3282 | insint(d, "NI_NUMERICSERV", NI_NUMERICSERV); |
| 3283 | #endif |
| 3284 | #ifdef NI_DGRAM |
| 3285 | insint(d, "NI_DGRAM", NI_DGRAM); |
| 3286 | #endif |
| 3287 | |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 3288 | /* Initialize gethostbyname lock */ |
Guido van Rossum | 3baaa13 | 1999-03-22 21:44:51 +0000 | [diff] [blame] | 3289 | #ifdef USE_GETHOSTBYNAME_LOCK |
Guido van Rossum | 65d5b57 | 1998-12-21 19:32:43 +0000 | [diff] [blame] | 3290 | gethostbyname_lock = PyThread_allocate_lock(); |
Guido van Rossum | 4f199ea | 1998-04-09 20:56:35 +0000 | [diff] [blame] | 3291 | #endif |
Guido van Rossum | 6574b3e | 1991-06-25 21:36:08 +0000 | [diff] [blame] | 3292 | } |
Martin v. Löwis | b9ab159 | 2001-06-24 21:18:26 +0000 | [diff] [blame] | 3293 | |
| 3294 | /* Simplistic emulation code for inet_pton that only works for IPv4 */ |
| 3295 | #ifndef HAVE_INET_PTON |
Martin v. Löwis | a2ca1ae | 2001-06-24 21:35:43 +0000 | [diff] [blame] | 3296 | int |
Martin v. Löwis | c925b153 | 2001-07-21 09:42:15 +0000 | [diff] [blame] | 3297 | inet_pton (int af, const char *src, void *dst) |
Martin v. Löwis | b9ab159 | 2001-06-24 21:18:26 +0000 | [diff] [blame] | 3298 | { |
| 3299 | if(af == AF_INET){ |
| 3300 | long packed_addr; |
| 3301 | #ifdef USE_GUSI1 |
| 3302 | packed_addr = (long)inet_addr(src).s_addr; |
| 3303 | #else |
| 3304 | packed_addr = inet_addr(src); |
| 3305 | #endif |
| 3306 | if (packed_addr == INADDR_NONE) |
| 3307 | return 0; |
| 3308 | memcpy(dst, &packed_addr, 4); |
| 3309 | return 1; |
| 3310 | } |
| 3311 | /* Should set errno to EAFNOSUPPORT */ |
| 3312 | return -1; |
| 3313 | } |
| 3314 | |
Martin v. Löwis | c925b153 | 2001-07-21 09:42:15 +0000 | [diff] [blame] | 3315 | const char * |
| 3316 | inet_ntop(int af, const void *src, char *dst, socklen_t size) |
Martin v. Löwis | b9ab159 | 2001-06-24 21:18:26 +0000 | [diff] [blame] | 3317 | { |
| 3318 | if (af == AF_INET) { |
| 3319 | struct in_addr packed_addr; |
| 3320 | if (size < 16) |
| 3321 | /* Should set errno to ENOSPC. */ |
| 3322 | return NULL; |
| 3323 | memcpy(&packed_addr, src, sizeof(packed_addr)); |
| 3324 | return strncpy(dst, inet_ntoa(packed_addr), size); |
| 3325 | } |
| 3326 | /* Should set errno to EAFNOSUPPORT */ |
| 3327 | return NULL; |
| 3328 | } |
| 3329 | #endif |