wget/lib/setsockopt.c

66 lines
1.7 KiB
C

/* setsockopt.c --- wrappers for Windows setsockopt function
Copyright (C) 2008-2019 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* Written by Paolo Bonzini */
#include <config.h>
#define WIN32_LEAN_AND_MEAN
/* Get winsock2.h. */
#include <sys/socket.h>
/* Get struct timeval. */
#include <sys/time.h>
/* Get set_winsock_errno, FD_TO_SOCKET etc. */
#include "w32sock.h"
#undef setsockopt
int
rpl_setsockopt (int fd, int level, int optname, const void *optval, socklen_t optlen)
{
SOCKET sock = FD_TO_SOCKET (fd);
int r;
if (sock == INVALID_SOCKET)
{
errno = EBADF;
return -1;
}
else
{
if (level == SOL_SOCKET
&& (optname == SO_RCVTIMEO || optname == SO_SNDTIMEO))
{
const struct timeval *tv = optval;
int milliseconds = tv->tv_sec * 1000 + tv->tv_usec / 1000;
optval = &milliseconds;
r = setsockopt (sock, level, optname, optval, sizeof (int));
}
else
{
r = setsockopt (sock, level, optname, optval, optlen);
}
if (r < 0)
set_winsock_errno ();
return r;
}
}