xref: /freebsd/lib/libipsec/test-policy.c (revision 23f282aa31e9b6fceacd449020e936e98d6f2298)
1 /*
2  * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project.
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. Neither the name of the project nor the names of its contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * $FreeBSD$
30  */
31 
32 #include <sys/types.h>
33 #include <sys/param.h>
34 #include <sys/socket.h>
35 
36 #include <netinet/in.h>
37 #include <netinet6/in6.h>
38 #include <net/pfkeyv2.h>
39 #include <netkey/key_debug.h>
40 #include <netinet6/ipsec.h>
41 
42 #include <stdio.h>
43 #include <stdlib.h>
44 #include <unistd.h>
45 #include <string.h>
46 #include <err.h>
47 
48 char *requests[] = {
49 "must_error",				/* error */
50 "in ipsec must_error",			/* error */
51 "out ipsec esp/must_error",		/* error */
52 "out discard",
53 "out none",
54 "in entrust",
55 "out entrust",
56 "in bypass",				/* may be error */
57 "out ipsec esp",			/* error */
58 "in ipsec ah/transport",
59 "in ipsec ah/tunnel",			/* error */
60 "out ipsec ah/transport/",
61 "out ipsec ah/tunnel/",			/* error */
62 "in ipsec esp / transport / 10.0.0.1-10.0.0.2",
63 "in ipsec esp/tunnel/::1-::2",
64 "in ipsec esp/tunnel/10.0.0.1-::2",	/* error */
65 "in ipsec esp/tunnel/::1-::2/require",
66 "out ipsec ah/transport//use",
67 "out ipsec ah/transport esp/use",
68 "in ipsec ah/transport esp/tunnel",	/* error */
69 "in ipsec
70 	ah / transport
71 	esp / tunnel / ::1-::2",
72 "
73 out ipsec
74 ah/transport/::1-::2 esp/tunnel/::3-::4/use ah/transport/::5-::6/require
75 ah/transport/::1-::2 esp/tunnel/::3-::4/use ah/transport/::5-::6/require
76 ah/transport/::1-::2 esp/tunnel/::3-::4/use ah/transport/::5-::6/require
77 ",
78 "out ipsec esp/transport/fec0::10-fec0::11/use",
79 };
80 
81 int test(char *buf, int family);
82 
83 int
84 main(ac, av)
85 	int ac;
86 	char **av;
87 {
88 	int do_setsockopt;
89 	char *buf;
90 	int i;
91 
92 	if (ac != 1)
93 		do_setsockopt = 1;
94 	else
95 		do_setsockopt = 0;
96 
97 	for (i = 0; i < sizeof(requests)/sizeof(requests[0]); i++) {
98 		printf("*** requests ***\n");
99 		printf("\t[%s]\n", requests[i]);
100 
101 		buf = ipsec_set_policy(requests[i], strlen(requests[i]));
102 		if (buf == NULL) {
103 			printf("ipsec_set_policy: %s\n", ipsec_strerror());
104 			continue;
105 		}
106 
107 		printf("\tsetlen:%d\n", ipsec_get_policylen(buf));
108 
109 		if (do_setsockopt) {
110 			printf("\tPF_INET:\n");
111 			test(buf, PF_INET);
112 
113 			printf("\tPF_INET6:\n");
114 			test(buf, PF_INET6);
115 		} else {
116 			kdebug_sadb_x_policy((struct sadb_ext *)buf);
117 		}
118 		free(buf);
119 	}
120 
121 	return 0;
122 }
123 
124 int
125 test(policy, family)
126 	char *policy;
127 	int family;
128 {
129 	int so, proto, optname;
130 	int len;
131 	char getbuf[1024];
132 
133 	switch (family) {
134 	case PF_INET:
135 		proto = IPPROTO_IP;
136 		optname = IP_IPSEC_POLICY;
137 		break;
138 	case PF_INET6:
139 		proto = IPPROTO_IPV6;
140 		optname = IPV6_IPSEC_POLICY;
141 		break;
142 	}
143 
144 	if ((so = socket(family, SOCK_DGRAM, 0)) < 0)
145 		err(1, "socket");
146 
147 	len = ipsec_get_policylen(policy);
148 	if (setsockopt(so, proto, optname, policy, len) < 0) {
149 		printf("error on setsockopt");
150 		goto end;
151 	}
152 
153 	len = sizeof(getbuf);
154 	memset(getbuf, 0, sizeof(getbuf));
155 	if (getsockopt(so, proto, optname, getbuf, &len) < 0) {
156 		printf("error on getsockopt");
157 		goto end;
158 	}
159 
160     {
161 	char *buf = NULL;
162 
163 	printf("\tgetlen:%d\n", len);
164 
165 	if ((buf = ipsec_dump_policy(getbuf, NULL)) == NULL) {
166 		printf("%s\n", ipsec_strerror());
167 		goto end;
168 	} else {
169 		printf("\t[%s]\n", buf);
170 		free(buf);
171 	}
172     }
173 
174     end:
175 	close (so);
176 
177 	return 0;
178 }
179 
180