1 /* $OpenBSD: x509_ia5.c,v 1.2 2024/07/13 15:08:58 tb Exp $ */ 2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL 3 * project 1999. 4 */ 5 /* ==================================================================== 6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in 17 * the documentation and/or other materials provided with the 18 * distribution. 19 * 20 * 3. All advertising materials mentioning features or use of this 21 * software must display the following acknowledgment: 22 * "This product includes software developed by the OpenSSL Project 23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 24 * 25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 26 * endorse or promote products derived from this software without 27 * prior written permission. For written permission, please contact 28 * licensing@OpenSSL.org. 29 * 30 * 5. Products derived from this software may not be called "OpenSSL" 31 * nor may "OpenSSL" appear in their names without prior written 32 * permission of the OpenSSL Project. 33 * 34 * 6. Redistributions of any form whatsoever must retain the following 35 * acknowledgment: 36 * "This product includes software developed by the OpenSSL Project 37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 38 * 39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 50 * OF THE POSSIBILITY OF SUCH DAMAGE. 51 * ==================================================================== 52 * 53 * This product includes cryptographic software written by Eric Young 54 * (eay@cryptsoft.com). This product includes software written by Tim 55 * Hudson (tjh@cryptsoft.com). 56 * 57 */ 58 59 #include <stdio.h> 60 #include <string.h> 61 62 #include <openssl/asn1.h> 63 #include <openssl/conf.h> 64 #include <openssl/err.h> 65 #include <openssl/x509v3.h> 66 67 static char *i2s_ASN1_IA5STRING(X509V3_EXT_METHOD *method, ASN1_IA5STRING *ia5); 68 static ASN1_IA5STRING *s2i_ASN1_IA5STRING(X509V3_EXT_METHOD *method, 69 X509V3_CTX *ctx, char *str); 70 71 static const X509V3_EXT_METHOD x509v3_ext_netscape_base_url = { 72 .ext_nid = NID_netscape_base_url, 73 .ext_flags = 0, 74 .it = &ASN1_IA5STRING_it, 75 .ext_new = NULL, 76 .ext_free = NULL, 77 .d2i = NULL, 78 .i2d = NULL, 79 .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING, 80 .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING, 81 .i2v = NULL, 82 .v2i = NULL, 83 .i2r = NULL, 84 .r2i = NULL, 85 .usr_data = NULL, 86 }; 87 88 const X509V3_EXT_METHOD * 89 x509v3_ext_method_netscape_base_url(void) 90 { 91 return &x509v3_ext_netscape_base_url; 92 } 93 94 static const X509V3_EXT_METHOD x509v3_ext_netscape_revocation_url = { 95 .ext_nid = NID_netscape_revocation_url, 96 .ext_flags = 0, 97 .it = &ASN1_IA5STRING_it, 98 .ext_new = NULL, 99 .ext_free = NULL, 100 .d2i = NULL, 101 .i2d = NULL, 102 .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING, 103 .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING, 104 .i2v = NULL, 105 .v2i = NULL, 106 .i2r = NULL, 107 .r2i = NULL, 108 .usr_data = NULL, 109 }; 110 111 const X509V3_EXT_METHOD * 112 x509v3_ext_method_netscape_revocation_url(void) 113 { 114 return &x509v3_ext_netscape_revocation_url; 115 } 116 117 static const X509V3_EXT_METHOD x509v3_ext_netscape_ca_revocation_url = { 118 .ext_nid = NID_netscape_ca_revocation_url, 119 .ext_flags = 0, 120 .it = &ASN1_IA5STRING_it, 121 .ext_new = NULL, 122 .ext_free = NULL, 123 .d2i = NULL, 124 .i2d = NULL, 125 .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING, 126 .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING, 127 .i2v = NULL, 128 .v2i = NULL, 129 .i2r = NULL, 130 .r2i = NULL, 131 .usr_data = NULL, 132 }; 133 134 const X509V3_EXT_METHOD * 135 x509v3_ext_method_netscape_ca_revocation_url(void) 136 { 137 return &x509v3_ext_netscape_ca_revocation_url; 138 } 139 140 static const X509V3_EXT_METHOD x509v3_ext_netscape_renewal_url = { 141 .ext_nid = NID_netscape_renewal_url, 142 .ext_flags = 0, 143 .it = &ASN1_IA5STRING_it, 144 .ext_new = NULL, 145 .ext_free = NULL, 146 .d2i = NULL, 147 .i2d = NULL, 148 .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING, 149 .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING, 150 .i2v = NULL, 151 .v2i = NULL, 152 .i2r = NULL, 153 .r2i = NULL, 154 .usr_data = NULL, 155 }; 156 157 const X509V3_EXT_METHOD * 158 x509v3_ext_method_netscape_renewal_url(void) 159 { 160 return &x509v3_ext_netscape_renewal_url; 161 } 162 163 static const X509V3_EXT_METHOD x509v3_ext_netscape_ca_policy_url = { 164 .ext_nid = NID_netscape_ca_policy_url, 165 .ext_flags = 0, 166 .it = &ASN1_IA5STRING_it, 167 .ext_new = NULL, 168 .ext_free = NULL, 169 .d2i = NULL, 170 .i2d = NULL, 171 .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING, 172 .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING, 173 .i2v = NULL, 174 .v2i = NULL, 175 .i2r = NULL, 176 .r2i = NULL, 177 .usr_data = NULL, 178 }; 179 180 const X509V3_EXT_METHOD * 181 x509v3_ext_method_netscape_ca_policy_url(void) 182 { 183 return &x509v3_ext_netscape_ca_policy_url; 184 } 185 186 static const X509V3_EXT_METHOD x509v3_ext_netscape_ssl_server_name = { 187 .ext_nid = NID_netscape_ssl_server_name, 188 .ext_flags = 0, 189 .it = &ASN1_IA5STRING_it, 190 .ext_new = NULL, 191 .ext_free = NULL, 192 .d2i = NULL, 193 .i2d = NULL, 194 .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING, 195 .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING, 196 .i2v = NULL, 197 .v2i = NULL, 198 .i2r = NULL, 199 .r2i = NULL, 200 .usr_data = NULL, 201 }; 202 203 const X509V3_EXT_METHOD * 204 x509v3_ext_method_netscape_ssl_server_name(void) 205 { 206 return &x509v3_ext_netscape_ssl_server_name; 207 } 208 209 static const X509V3_EXT_METHOD x509v3_ext_netscape_comment = { 210 .ext_nid = NID_netscape_comment, 211 .ext_flags = 0, 212 .it = &ASN1_IA5STRING_it, 213 .ext_new = NULL, 214 .ext_free = NULL, 215 .d2i = NULL, 216 .i2d = NULL, 217 .i2s = (X509V3_EXT_I2S)i2s_ASN1_IA5STRING, 218 .s2i = (X509V3_EXT_S2I)s2i_ASN1_IA5STRING, 219 .i2v = NULL, 220 .v2i = NULL, 221 .i2r = NULL, 222 .r2i = NULL, 223 .usr_data = NULL, 224 }; 225 226 const X509V3_EXT_METHOD * 227 x509v3_ext_method_netscape_comment(void) 228 { 229 return &x509v3_ext_netscape_comment; 230 } 231 232 static char * 233 i2s_ASN1_IA5STRING(X509V3_EXT_METHOD *method, ASN1_IA5STRING *ia5) 234 { 235 char *tmp; 236 237 if (!ia5 || !ia5->length) 238 return NULL; 239 if (!(tmp = malloc(ia5->length + 1))) { 240 X509V3error(ERR_R_MALLOC_FAILURE); 241 return NULL; 242 } 243 memcpy(tmp, ia5->data, ia5->length); 244 tmp[ia5->length] = 0; 245 return tmp; 246 } 247 248 static ASN1_IA5STRING * 249 s2i_ASN1_IA5STRING(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, char *str) 250 { 251 ASN1_IA5STRING *ia5; 252 if (!str) { 253 X509V3error(X509V3_R_INVALID_NULL_ARGUMENT); 254 return NULL; 255 } 256 if (!(ia5 = ASN1_IA5STRING_new())) 257 goto err; 258 if (!ASN1_STRING_set((ASN1_STRING *)ia5, (unsigned char*)str, 259 strlen(str))) { 260 ASN1_IA5STRING_free(ia5); 261 goto err; 262 } 263 return ia5; 264 265 err: 266 X509V3error(ERR_R_MALLOC_FAILURE); 267 return NULL; 268 } 269