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_NFNETLINK_CTTIMEOUT_H
32
33 # include <stdio.h>
34 # include <sys/socket.h>
35 # include "netlink.h"
36 # include <linux/netfilter/nfnetlink.h>
37 # include <linux/netfilter/nfnetlink_cttimeout.h>
38
39 static void
test_nlmsg_type(const int fd)40 test_nlmsg_type(const int fd)
41 {
42 long rc;
43 struct nlmsghdr nlh = {
44 .nlmsg_len = sizeof(nlh),
45 .nlmsg_flags = NLM_F_REQUEST,
46 };
47
48 nlh.nlmsg_type =
49 NFNL_SUBSYS_CTNETLINK_TIMEOUT << 8 | IPCTNL_MSG_TIMEOUT_NEW;
50 rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0);
51 printf("sendto(%d, {len=%u"
52 ", type=NFNL_SUBSYS_CTNETLINK_TIMEOUT<<8|IPCTNL_MSG_TIMEOUT_NEW"
53 ", flags=NLM_F_REQUEST, seq=0, pid=0}"
54 ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
55 fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc));
56
57 nlh.nlmsg_type = NFNL_SUBSYS_CTNETLINK_TIMEOUT << 8 | 0xff;
58 rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0);
59 printf("sendto(%d, {len=%u"
60 ", type=NFNL_SUBSYS_CTNETLINK_TIMEOUT<<8|0xff /* IPCTNL_MSG_TIMEOUT_??? */"
61 ", flags=NLM_F_REQUEST, seq=0, pid=0}"
62 ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
63 fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc));
64 }
65
66 static void
test_nlmsg_flags(const int fd)67 test_nlmsg_flags(const int fd)
68 {
69 long rc;
70 struct nlmsghdr nlh = {
71 .nlmsg_len = sizeof(nlh),
72 };
73
74 nlh.nlmsg_type =
75 NFNL_SUBSYS_CTNETLINK_TIMEOUT << 8 | IPCTNL_MSG_TIMEOUT_NEW;
76 nlh.nlmsg_flags = NLM_F_REQUEST | NLM_F_APPEND;
77 rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0);
78 printf("sendto(%d, {len=%u"
79 ", type=NFNL_SUBSYS_CTNETLINK_TIMEOUT<<8|IPCTNL_MSG_TIMEOUT_NEW"
80 ", flags=NLM_F_REQUEST|NLM_F_APPEND, seq=0, pid=0}"
81 ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
82 fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc));
83
84 nlh.nlmsg_type =
85 NFNL_SUBSYS_CTNETLINK_TIMEOUT << 8 | IPCTNL_MSG_TIMEOUT_GET;
86 nlh.nlmsg_flags = NLM_F_REQUEST | NLM_F_ATOMIC;
87 rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0);
88 printf("sendto(%d, {len=%u"
89 ", type=NFNL_SUBSYS_CTNETLINK_TIMEOUT<<8|IPCTNL_MSG_TIMEOUT_GET"
90 ", flags=NLM_F_REQUEST|NLM_F_ATOMIC, seq=0, pid=0}"
91 ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
92 fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc));
93
94 nlh.nlmsg_type =
95 NFNL_SUBSYS_CTNETLINK_TIMEOUT << 8 | IPCTNL_MSG_TIMEOUT_DELETE;
96 nlh.nlmsg_flags = NLM_F_REQUEST | NLM_F_NONREC;
97 rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0);
98 printf("sendto(%d, {len=%u"
99 ", type=NFNL_SUBSYS_CTNETLINK_TIMEOUT<<8|IPCTNL_MSG_TIMEOUT_DELETE"
100 ", flags=NLM_F_REQUEST|NLM_F_NONREC, seq=0, pid=0}"
101 ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
102 fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc));
103 }
104
105 int
main(void)106 main(void)
107 {
108 skip_if_unavailable("/proc/self/fd/");
109
110 int fd = create_nl_socket(NETLINK_NETFILTER);
111
112 test_nlmsg_type(fd);
113 test_nlmsg_flags(fd);
114
115 puts("+++ exited with 0 +++");
116
117 return 0;
118 }
119
120 #else
121
122 SKIP_MAIN_UNDEFINED("HAVE_LINUX_NETFILTER_NFNETLINK_CTTIMEOUT_H")
123
124 #endif
125