1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the project nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * $FreeBSD$ 32 */ 33 34 #include <sys/types.h> 35 #include <sys/param.h> 36 #include <sys/socket.h> 37 #include <netinet/in.h> 38 #include <netinet6/in6.h> 39 #include <netipsec/ipsec.h> 40 #include <stdlib.h> 41 #include <string.h> 42 43 44 char *requests[] = { 45 "must_error", /* must be error */ 46 "ipsec must_error", /* must be error */ 47 "ipsec esp/must_error", /* must be error */ 48 "discard", 49 "none", 50 "entrust", 51 "bypass", /* may be error */ 52 "ipsec esp", /* must be error */ 53 "ipsec ah/require", 54 "ipsec ah/use/", 55 "ipsec esp/require ah/default/203.178.141.194", 56 "ipsec ah/use/203.178.141.195 esp/use/203.178.141.194", 57 "ipsec esp/elf.wide.ydc.co.jp esp/www.wide.ydc.co.jp" 58 " 59 ipsec esp/require ah/use esp/require/10.0.0.1 60 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 61 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 62 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 63 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 64 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 65 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 66 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1 67 ah/use/3ffe:501:481d::1 ah/use/3ffe:501:481d::1ah/use/3ffe:501:481d::1 68 ", 69 }; 70 71 u_char *p_secpolicy; 72 73 int test(char *buf, int family); 74 char *setpolicy(char *req); 75 76 main() 77 { 78 int i; 79 char *buf; 80 81 for (i = 0; i < nitems(requests); i++) { 82 printf("* requests:[%s]\n", requests[i]); 83 if ((buf = setpolicy(requests[i])) == NULL) 84 continue; 85 printf("\tsetlen:%d\n", PFKEY_EXTLEN(buf)); 86 87 printf("\tPF_INET:\n"); 88 test(buf, PF_INET); 89 90 printf("\tPF_INET6:\n"); 91 test(buf, PF_INET6); 92 free(buf); 93 } 94 } 95 96 int test(char *policy, int family) 97 { 98 int so, proto, optname; 99 int len; 100 char getbuf[1024]; 101 102 switch (family) { 103 case PF_INET: 104 proto = IPPROTO_IP; 105 optname = IP_IPSEC_POLICY; 106 break; 107 case PF_INET6: 108 proto = IPPROTO_IPV6; 109 optname = IPV6_IPSEC_POLICY; 110 break; 111 } 112 113 if ((so = socket(family, SOCK_DGRAM, 0)) < 0) 114 perror("socket"); 115 116 if (setsockopt(so, proto, optname, policy, PFKEY_EXTLEN(policy)) < 0) 117 perror("setsockopt"); 118 119 len = sizeof(getbuf); 120 memset(getbuf, 0, sizeof(getbuf)); 121 if (getsockopt(so, proto, optname, getbuf, &len) < 0) 122 perror("getsockopt"); 123 124 { 125 char *buf = NULL; 126 127 printf("\tgetlen:%d\n", len); 128 129 if ((buf = ipsec_dump_policy(getbuf, NULL)) == NULL) 130 ipsec_strerror(); 131 else 132 printf("\t[%s]\n", buf); 133 134 free(buf); 135 } 136 137 close (so); 138 } 139 140 char *setpolicy(char *req) 141 { 142 int len; 143 char *buf; 144 145 if ((len = ipsec_get_policylen(req)) < 0) { 146 printf("ipsec_get_policylen: %s\n", ipsec_strerror()); 147 return NULL; 148 } 149 150 if ((buf = malloc(len)) == NULL) { 151 perror("malloc"); 152 return NULL; 153 } 154 155 if ((len = ipsec_set_policy(buf, len, req)) < 0) { 156 printf("ipsec_set_policy: %s\n", ipsec_strerror()); 157 free(buf); 158 return NULL; 159 } 160 161 return buf; 162 } 163