gl/sockets.h

   1 /* sockets.h - wrappers for Windows socket functions
   2
   3    Copyright (C) 2008-2012 Free Software Foundation, Inc.
   4
   5    This program is free software: you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 /* Written by Simon Josefsson */
  19
  20 #ifndef SOCKETS_H
  21 # define SOCKETS_H 1
  22
  23 #define SOCKETS_1_0 0x100  /* don't use - does not work on Windows XP */
  24 #define SOCKETS_1_1 0x101
  25 #define SOCKETS_2_0 0x200  /* don't use - does not work on Windows XP */
  26 #define SOCKETS_2_1 0x201
  27 #define SOCKETS_2_2 0x202
  28
  29 int gl_sockets_startup (int version)
  30 #if !WINDOWS_SOCKETS
  31   _GL_ATTRIBUTE_CONST
  32 #endif
  33   ;
  34
  35 int gl_sockets_cleanup (void)
  36 #if !WINDOWS_SOCKETS
  37   _GL_ATTRIBUTE_CONST
  38 #endif
  39   ;
  40
  41 /* This function is useful it you create a socket using gnulib's
  42    Winsock wrappers but needs to pass on the socket handle to some
  43    other library that only accepts sockets. */
  44 #if WINDOWS_SOCKETS
  45
  46 #include <sys/socket.h>
  47
  48 #include "msvc-nothrow.h"
  49
  50 static inline SOCKET
  51 gl_fd_to_handle (int fd)
  52 {
  53   return _get_osfhandle (fd);
  54 }
  55
  56 #else
  57
  58 #define gl_fd_to_handle(x) (x)
  59
  60 #endif /* WINDOWS_SOCKETS */
  61
  62 #endif /* SOCKETS_H */