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1 | /* setsockopt.c --- wrappers for Windows setsockopt function |
2 | ||
3 | Copyright (C) 2008-2021 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 <https://www.gnu.org/licenses/>. */ | |
17 | ||
18 | /* Written by Paolo Bonzini */ | |
19 | ||
20 | #include <config.h> | |
21 | ||
22 | #define WIN32_LEAN_AND_MEAN | |
23 | /* Get winsock2.h. */ | |
24 | #include <sys/socket.h> | |
25 | ||
26 | /* Get struct timeval. */ | |
27 | #include <sys/time.h> | |
28 | ||
29 | /* Get set_winsock_errno, FD_TO_SOCKET etc. */ | |
30 | #include "w32sock.h" | |
31 | ||
32 | #undef setsockopt | |
33 | ||
34 | int | |
35 | rpl_setsockopt (int fd, int level, int optname, const void *optval, socklen_t optlen) | |
36 | { | |
37 | SOCKET sock = FD_TO_SOCKET (fd); | |
38 | int r; | |
39 | ||
40 | if (sock == INVALID_SOCKET) | |
41 | { | |
42 | errno = EBADF; | |
43 | return -1; | |
44 | } | |
45 | else | |
46 | { | |
47 | if (level == SOL_SOCKET | |
48 | && (optname == SO_RCVTIMEO || optname == SO_SNDTIMEO)) | |
49 | { | |
50 | const struct timeval *tv = optval; | |
51 | int milliseconds = tv->tv_sec * 1000 + tv->tv_usec / 1000; | |
52 | optval = &milliseconds; | |
53 | r = setsockopt (sock, level, optname, optval, sizeof (int)); | |
54 | } | |
55 | else | |
56 | { | |
57 | r = setsockopt (sock, level, optname, optval, optlen); | |
58 | } | |
59 | ||
60 | if (r < 0) | |
61 | set_winsock_errno (); | |
62 | ||
63 | return r; | |
64 | } | |
65 | } |