diff options
Diffstat (limited to 'gl/w32sock.h')
-rw-r--r-- | gl/w32sock.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/gl/w32sock.h b/gl/w32sock.h new file mode 100644 index 00000000..b472bd05 --- /dev/null +++ b/gl/w32sock.h | |||
@@ -0,0 +1,61 @@ | |||
1 | /* w32sock.h --- internal auxilliary functions 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 Paolo Bonzini */ | ||
19 | |||
20 | #include <errno.h> | ||
21 | |||
22 | /* Get O_RDWR and O_BINARY. */ | ||
23 | #include <fcntl.h> | ||
24 | |||
25 | /* Get _get_osfhandle() and _open_osfhandle(). */ | ||
26 | #include <io.h> | ||
27 | |||
28 | #define FD_TO_SOCKET(fd) ((SOCKET) _get_osfhandle ((fd))) | ||
29 | #define SOCKET_TO_FD(fh) (_open_osfhandle ((long) (fh), O_RDWR | O_BINARY)) | ||
30 | |||
31 | static inline void | ||
32 | set_winsock_errno (void) | ||
33 | { | ||
34 | int err = WSAGetLastError (); | ||
35 | |||
36 | /* Map some WSAE* errors to the runtime library's error codes. */ | ||
37 | switch (err) | ||
38 | { | ||
39 | case WSA_INVALID_HANDLE: | ||
40 | errno = EBADF; | ||
41 | break; | ||
42 | case WSA_NOT_ENOUGH_MEMORY: | ||
43 | errno = ENOMEM; | ||
44 | break; | ||
45 | case WSA_INVALID_PARAMETER: | ||
46 | errno = EINVAL; | ||
47 | break; | ||
48 | case WSAEWOULDBLOCK: | ||
49 | errno = EWOULDBLOCK; | ||
50 | break; | ||
51 | case WSAENAMETOOLONG: | ||
52 | errno = ENAMETOOLONG; | ||
53 | break; | ||
54 | case WSAENOTEMPTY: | ||
55 | errno = ENOTEMPTY; | ||
56 | break; | ||
57 | default: | ||
58 | errno = (err > 10000 && err < 10025) ? err - 10000 : err; | ||
59 | break; | ||
60 | } | ||
61 | } | ||