nt/inc/sys/socket.h

   1 /* Copyright (C) 1995, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
   2      2008, 2009, 2010, 2011  Free Software Foundation, Inc.
   3
   4 This file is part of GNU Emacs.
   5
   6 GNU Emacs is free software: you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation, either version 3 of the License, or
   9 (at your option) any later version.
  10
  11 GNU Emacs is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
  18
  19
  20 /* Workable version of <sys/socket.h> based on winsock.h */
  21
  22 #ifndef _SOCKET_H_
  23 #define _SOCKET_H_
  24
  25 /* defeat the multiple include protection */
  26 #ifdef _WINSOCKAPI_
  27 #undef _WINSOCKAPI_
  28 #endif
  29 #ifdef _WINSOCK_H
  30 #undef _WINSOCK_H
  31 #endif
  32
  33 /* avoid confusion with our version of select */
  34 #ifdef select
  35 #undef select
  36 #define MUST_REDEF_SELECT
  37 #endif
  38
  39 /* avoid clashing with our version of FD_SET if already defined */
  40 #ifdef FD_SET
  41 #undef FD_SET
  42 #undef FD_CLR
  43 #undef FD_ISSET
  44 #undef FD_ZERO
  45 #endif
  46
  47 /* avoid duplicate definition of timeval */
  48 #ifdef HAVE_TIMEVAL
  49 #define timeval ws_timeval
  50 #endif
  51
  52 #include <winsock2.h>
  53 #include <ws2tcpip.h>
  54 /* process.c uses uint16_t (from C99) for IPv6, but
  55    apparently it is not defined in some versions of mingw and msvc.  */
  56 #ifndef UINT16_C
  57 typedef unsigned short uint16_t;
  58 #endif
  59
  60 /* redefine select to reference our version */
  61 #ifdef MUST_REDEF_SELECT
  62 #define select sys_select
  63 #undef MUST_REDEF_SELECT
  64 #endif
  65
  66 /* revert to our version of FD_SET */
  67 #undef FD_SET
  68 #undef FD_CLR
  69 #undef FD_ISSET
  70 #undef FD_ZERO
  71
  72 /* allow us to provide our own version of fd_set */
  73 #define fd_set ws_fd_set
  74 #include "w32.h"
  75
  76 #ifdef HAVE_TIMEVAL
  77 #undef timeval
  78 #endif
  79
  80 /* shadow functions where we provide our own wrapper */
  81 #define socket         sys_socket
  82 #define bind           sys_bind
  83 #define connect        sys_connect
  84 #define htons          sys_htons
  85 #define ntohs          sys_ntohs
  86 #define inet_addr      sys_inet_addr
  87 #define gethostname    sys_gethostname
  88 #define gethostbyname  sys_gethostbyname
  89 #define getpeername    sys_getpeername
  90 #define getservbyname  sys_getservbyname
  91 #define shutdown       sys_shutdown
  92 #define setsockopt     sys_setsockopt
  93 #define listen         sys_listen
  94 #define getsockname    sys_getsockname
  95 #define accept         sys_accept
  96 #define recvfrom       sys_recvfrom
  97 #define sendto         sys_sendto
  98
  99 int sys_socket(int af, int type, int protocol);
 100 int sys_bind (int s, const struct sockaddr *addr, int namelen);
 101 int sys_connect (int s, const struct sockaddr *addr, int namelen);
 102 u_short sys_htons (u_short hostshort);
 103 u_short sys_ntohs (u_short netshort);
 104 unsigned long sys_inet_addr (const char * cp);
 105 int sys_gethostname (char * name, int namelen);
 106 struct hostent * sys_gethostbyname (const char * name);
 107 struct servent * sys_getservbyname (const char * name, const char * proto);
 108 int sys_getpeername (int s, struct sockaddr *addr, int * namelen);
 109 int sys_shutdown (int socket, int how);
 110 int sys_setsockopt (int s, int level, int oname, const void * oval, int olen);
 111 int sys_listen (int s, int backlog);
 112 int sys_getsockname (int s, struct sockaddr * name, int * namelen);
 113 int sys_accept (int s, struct sockaddr *addr, int *addrlen);
 114 int sys_recvfrom (int s, char *buf, int len, int flags,
 115                   struct sockaddr *from, int * fromlen);
 116 int sys_sendto (int s, const char * buf, int len, int flags,
 117                 const struct sockaddr *to, int tolen);
 118
 119 /* In addition to wrappers for the winsock functions, we also provide
 120    an fcntl function, for setting sockets to non-blocking mode.  */
 121 int fcntl (int s, int cmd, int options);
 122 #define F_SETFL   4
 123 #define O_NDELAY  04000
 124
 125 /* we are providing a real h_errno variable */
 126 #undef h_errno
 127 extern int h_errno;
 128
 129 /* map winsock error codes to standard names */
 130 #define EWOULDBLOCK             WSAEWOULDBLOCK
 131 #define EINPROGRESS             WSAEINPROGRESS
 132 #define EALREADY                WSAEALREADY
 133 #define ENOTSOCK                WSAENOTSOCK
 134 #define EDESTADDRREQ            WSAEDESTADDRREQ
 135 #define EMSGSIZE                WSAEMSGSIZE
 136 #define EPROTOTYPE              WSAEPROTOTYPE
 137 #define ENOPROTOOPT             WSAENOPROTOOPT
 138 #define EPROTONOSUPPORT         WSAEPROTONOSUPPORT
 139 #define ESOCKTNOSUPPORT         WSAESOCKTNOSUPPORT
 140 #define EOPNOTSUPP              WSAEOPNOTSUPP
 141 #define EPFNOSUPPORT            WSAEPFNOSUPPORT
 142 #define EAFNOSUPPORT            WSAEAFNOSUPPORT
 143 #define EADDRINUSE              WSAEADDRINUSE
 144 #define EADDRNOTAVAIL           WSAEADDRNOTAVAIL
 145 #define ENETDOWN                WSAENETDOWN
 146 #define ENETUNREACH             WSAENETUNREACH
 147 #define ENETRESET               WSAENETRESET
 148 #define ECONNABORTED            WSAECONNABORTED
 149 #define ECONNRESET              WSAECONNRESET
 150 #define ENOBUFS                 WSAENOBUFS
 151 #define EISCONN                 WSAEISCONN
 152 #define ENOTCONN                WSAENOTCONN
 153 #define ESHUTDOWN               WSAESHUTDOWN
 154 #define ETOOMANYREFS            WSAETOOMANYREFS
 155 #define ETIMEDOUT               WSAETIMEDOUT
 156 #define ECONNREFUSED            WSAECONNREFUSED
 157 #define ELOOP                   WSAELOOP
 158 /* #define ENAMETOOLONG            WSAENAMETOOLONG */
 159 #define EHOSTDOWN               WSAEHOSTDOWN
 160 #define EHOSTUNREACH            WSAEHOSTUNREACH
 161 /* #define ENOTEMPTY               WSAENOTEMPTY */
 162 #define EPROCLIM                WSAEPROCLIM
 163 #define EUSERS                  WSAEUSERS
 164 #define EDQUOT                  WSAEDQUOT
 165 #define ESTALE                  WSAESTALE
 166 #define EREMOTE                 WSAEREMOTE
 167
 168 #endif /* _SOCKET_H_ */
 169
 170 /* end of socket.h */