1 | /* Smoke test for socket options. |
2 | Copyright (C) 2021-2022 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library 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 GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <support/xsocket.h> |
20 | #include <support/xunistd.h> |
21 | #include <support/check.h> |
22 | #include <netinet/in.h> |
23 | |
24 | static int |
25 | do_test (void) |
26 | { |
27 | int fd = xsocket (AF_INET, SOCK_STREAM, IPPROTO_TCP); |
28 | |
29 | struct linger value = { -1, -1 }; |
30 | socklen_t optlen = sizeof (value); |
31 | TEST_COMPARE (getsockopt (fd, SOL_SOCKET, SO_LINGER, &value, &optlen), 0); |
32 | TEST_COMPARE (optlen, sizeof (value)); |
33 | TEST_COMPARE (value.l_onoff, 0); |
34 | TEST_COMPARE (value.l_linger, 0); |
35 | |
36 | value.l_onoff = 1; |
37 | value.l_linger = 30; |
38 | TEST_COMPARE (setsockopt (fd, SOL_SOCKET, SO_LINGER, &value, sizeof (value)), |
39 | 0); |
40 | |
41 | value.l_onoff = -1; |
42 | value.l_linger = -1; |
43 | TEST_COMPARE (getsockopt (fd, SOL_SOCKET, SO_LINGER, &value, &optlen), 0); |
44 | TEST_COMPARE (optlen, sizeof (value)); |
45 | TEST_COMPARE (value.l_onoff, 1); |
46 | TEST_COMPARE (value.l_linger, 30); |
47 | |
48 | xclose (fd); |
49 | return 0; |
50 | } |
51 | |
52 | #include <support/test-driver.c> |
53 | |