1 /* sockets.h - wrappers for Windows socket functions
2 
3    Copyright (C) 2008-2014 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
gl_fd_to_handle(int fd)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 */
63