gl/sockets.h

   1 /* sockets.h - wrappers for Windows socket functions
   2
   3    Copyright (C) 2008, 2009, 2010 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 int gl_sockets_cleanup (void);
  31
  32 /* This function is useful it you create a socket using gnulib's
  33    Winsock wrappers but needs to pass on the socket handle to some
  34    other library that only accepts sockets. */
  35 #if WINDOWS_SOCKETS
  36
  37 #include <sys/socket.h>
  38
  39 static inline SOCKET
  40 gl_fd_to_handle (int fd)
  41 {
  42   return _get_osfhandle (fd);
  43 }
  44
  45 #else
  46
  47 #define gl_fd_to_handle(x) (x)
  48
  49 #endif /* WINDOWS_SOCKETS */
  50
  51 #endif /* SOCKETS_H */