1 /*
2 * Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
3 * Copyright (c) 2017 The strace developers.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include "tests.h"
30
31 #ifdef HAVE_LINUX_NETFILTER_XT_OSF_H
32
33 # include <stdio.h>
34 # include <sys/socket.h>
35 # include "netlink.h"
36 # include <linux/ip.h>
37 # include <linux/tcp.h>
38 # include <linux/netfilter/nfnetlink.h>
39 # include <linux/netfilter/xt_osf.h>
40
41 static void
test_nlmsg_type(const int fd)42 test_nlmsg_type(const int fd)
43 {
44 long rc;
45 struct nlmsghdr nlh = {
46 .nlmsg_len = sizeof(nlh),
47 .nlmsg_flags = NLM_F_REQUEST,
48 };
49
50 nlh.nlmsg_type = NFNL_SUBSYS_OSF << 8 | OSF_MSG_ADD;
51 rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0);
52 printf("sendto(%d, {len=%u"
53 ", type=NFNL_SUBSYS_OSF<<8|OSF_MSG_ADD"
54 ", flags=NLM_F_REQUEST, seq=0, pid=0}"
55 ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
56 fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc));
57
58 nlh.nlmsg_type = NFNL_SUBSYS_OSF << 8 | 0xff;
59 rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0);
60 printf("sendto(%d, {len=%u"
61 ", type=NFNL_SUBSYS_OSF<<8|0xff /* OSF_MSG_??? */"
62 ", flags=NLM_F_REQUEST, seq=0, pid=0}"
63 ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
64 fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc));
65 }
66
67 int
main(void)68 main(void)
69 {
70 skip_if_unavailable("/proc/self/fd/");
71
72 int fd = create_nl_socket(NETLINK_NETFILTER);
73
74 test_nlmsg_type(fd);
75
76 puts("+++ exited with 0 +++");
77
78 return 0;
79 }
80
81 #else
82
83 SKIP_MAIN_UNDEFINED("HAVE_LINUX_NETFILTER_XT_OSF_H")
84
85 #endif
86