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 *
x509v3_ext_method_netscape_base_url(void)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 *
x509v3_ext_method_netscape_revocation_url(void)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 *
x509v3_ext_method_netscape_ca_revocation_url(void)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 *
x509v3_ext_method_netscape_renewal_url(void)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 *
x509v3_ext_method_netscape_ca_policy_url(void)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 *
x509v3_ext_method_netscape_ssl_server_name(void)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 *
x509v3_ext_method_netscape_comment(void)227 x509v3_ext_method_netscape_comment(void)
228 {
229 return &x509v3_ext_netscape_comment;
230 }
231
232 static char *
i2s_ASN1_IA5STRING(X509V3_EXT_METHOD * method,ASN1_IA5STRING * ia5)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 *
s2i_ASN1_IA5STRING(X509V3_EXT_METHOD * method,X509V3_CTX * ctx,char * str)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