1 /*
2 * Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 #include "tests.h"
29 #include <stdio.h>
30 #include <string.h>
31 #include <stdint.h>
32 #include <unistd.h>
33 #include <sys/socket.h>
34 #include "netlink.h"
35 #include <linux/xfrm.h>
36
37 static void
test_nlmsg_type(const int fd)38 test_nlmsg_type(const int fd)
39 {
40 long rc;
41 struct nlmsghdr nlh = {
42 .nlmsg_len = sizeof(nlh),
43 .nlmsg_type = XFRM_MSG_NEWSA,
44 .nlmsg_flags = NLM_F_REQUEST,
45 };
46
47 rc = sendto(fd, &nlh, sizeof(nlh), MSG_DONTWAIT, NULL, 0);
48 printf("sendto(%d, {len=%u, type=XFRM_MSG_NEWSA"
49 ", flags=NLM_F_REQUEST, seq=0, pid=0}"
50 ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
51 fd, nlh.nlmsg_len, (unsigned) sizeof(nlh), sprintrc(rc));
52 }
53
54 static void
test_nlmsg_flags(const int fd)55 test_nlmsg_flags(const int fd)
56 {
57 long rc;
58 struct nlmsghdr nlh = {
59 .nlmsg_len = sizeof(nlh),
60 };
61
62 nlh.nlmsg_type = XFRM_MSG_GETSA;
63 nlh.nlmsg_flags = NLM_F_DUMP;
64 rc = sendto(fd, &nlh, sizeof(nlh), MSG_DONTWAIT, NULL, 0);
65 printf("sendto(%d, {len=%u, type=XFRM_MSG_GETSA"
66 ", flags=NLM_F_DUMP, seq=0, pid=0}"
67 ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
68 fd, nlh.nlmsg_len, (unsigned) sizeof(nlh), sprintrc(rc));
69
70 nlh.nlmsg_type = XFRM_MSG_NEWSA;
71 nlh.nlmsg_flags = NLM_F_REPLACE;
72 rc = sendto(fd, &nlh, sizeof(nlh), MSG_DONTWAIT, NULL, 0);
73 printf("sendto(%d, {len=%u, type=XFRM_MSG_NEWSA"
74 ", flags=NLM_F_REPLACE, seq=0, pid=0}"
75 ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
76 fd, nlh.nlmsg_len, (unsigned) sizeof(nlh), sprintrc(rc));
77
78 nlh.nlmsg_type = XFRM_MSG_DELSA;
79 nlh.nlmsg_flags = NLM_F_ECHO | NLM_F_NONREC;
80 rc = sendto(fd, &nlh, sizeof(nlh), MSG_DONTWAIT, NULL, 0);
81 printf("sendto(%d, {len=%u, type=XFRM_MSG_DELSA"
82 ", flags=NLM_F_ECHO|NLM_F_NONREC, seq=0, pid=0}"
83 ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
84 fd, nlh.nlmsg_len, (unsigned) sizeof(nlh), sprintrc(rc));
85
86 nlh.nlmsg_type = XFRM_MSG_ALLOCSPI;
87 nlh.nlmsg_flags = NLM_F_ECHO | NLM_F_REPLACE;
88 rc = sendto(fd, &nlh, sizeof(nlh), MSG_DONTWAIT, NULL, 0);
89 printf("sendto(%d, {len=%u, type=XFRM_MSG_ALLOCSPI"
90 ", flags=NLM_F_ECHO|%#x, seq=0, pid=0}"
91 ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
92 fd, nlh.nlmsg_len, NLM_F_REPLACE,
93 (unsigned) sizeof(nlh), sprintrc(rc));
94 }
95
main(void)96 int main(void)
97 {
98 skip_if_unavailable("/proc/self/fd/");
99
100 int fd = create_nl_socket(NETLINK_XFRM);
101
102 test_nlmsg_type(fd);
103 test_nlmsg_flags(fd);
104
105 printf("+++ exited with 0 +++\n");
106
107 return 0;
108 }
109