glibc/socket/tst-sockopt.c

53 lines
1.7 KiB
C

/* Smoke test for socket options.
Copyright (C) 2021-2023 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <support/xsocket.h>
#include <support/xunistd.h>
#include <support/check.h>
#include <netinet/in.h>
static int
do_test (void)
{
int fd = xsocket (AF_INET, SOCK_STREAM, IPPROTO_TCP);
struct linger value = { -1, -1 };
socklen_t optlen = sizeof (value);
TEST_COMPARE (getsockopt (fd, SOL_SOCKET, SO_LINGER, &value, &optlen), 0);
TEST_COMPARE (optlen, sizeof (value));
TEST_COMPARE (value.l_onoff, 0);
TEST_COMPARE (value.l_linger, 0);
value.l_onoff = 1;
value.l_linger = 30;
TEST_COMPARE (setsockopt (fd, SOL_SOCKET, SO_LINGER, &value, sizeof (value)),
0);
value.l_onoff = -1;
value.l_linger = -1;
TEST_COMPARE (getsockopt (fd, SOL_SOCKET, SO_LINGER, &value, &optlen), 0);
TEST_COMPARE (optlen, sizeof (value));
TEST_COMPARE (value.l_onoff, 1);
TEST_COMPARE (value.l_linger, 30);
xclose (fd);
return 0;
}
#include <support/test-driver.c>