66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
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/* setsockopt.c --- wrappers for Windows setsockopt function
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Copyright (C) 2008-2022 Free Software Foundation, Inc.
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This file is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of the
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License, or (at your option) any later version.
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This file is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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/* Written by Paolo Bonzini */
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#include <config.h>
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#define WIN32_LEAN_AND_MEAN
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/* Get winsock2.h. */
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#include <sys/socket.h>
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/* Get struct timeval. */
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#include <sys/time.h>
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/* Get set_winsock_errno, FD_TO_SOCKET etc. */
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#include "w32sock.h"
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#undef setsockopt
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int
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rpl_setsockopt (int fd, int level, int optname, const void *optval, socklen_t optlen)
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{
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SOCKET sock = FD_TO_SOCKET (fd);
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int r;
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if (sock == INVALID_SOCKET)
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{
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errno = EBADF;
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return -1;
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}
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else
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{
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if (level == SOL_SOCKET
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&& (optname == SO_RCVTIMEO || optname == SO_SNDTIMEO))
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{
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const struct timeval *tv = optval;
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int milliseconds = tv->tv_sec * 1000 + tv->tv_usec / 1000;
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optval = &milliseconds;
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r = setsockopt (sock, level, optname, optval, sizeof (int));
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}
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else
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{
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r = setsockopt (sock, level, optname, optval, optlen);
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}
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if (r < 0)
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set_winsock_errno ();
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return r;
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}
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}
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