1 /* w32sock.h --- internal auxilliary functions for Windows socket functions
3 Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc.
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.
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.
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/>. */
18 /* Written by Paolo Bonzini */
22 /* Get O_RDWR and O_BINARY. */
25 /* Get _get_osfhandle() and _open_osfhandle(). */
28 #define FD_TO_SOCKET(fd) ((SOCKET) _get_osfhandle ((fd)))
29 #define SOCKET_TO_FD(fh) (_open_osfhandle ((long) (fh), O_RDWR | O_BINARY))
32 set_winsock_errno (void)
34 int err
= WSAGetLastError ();
36 /* Map some WSAE* errors to the runtime library's error codes. */
39 case WSA_INVALID_HANDLE
:
42 case WSA_NOT_ENOUGH_MEMORY
:
45 case WSA_INVALID_PARAMETER
:
58 errno
= (err
> 10000 && err
< 10025) ? err
- 10000 : err
;