1 /* v3_info.c */
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/asn1t.h>
64 #include <openssl/buf.h>
65 #include <openssl/conf.h>
66 #include <openssl/err.h>
67 #include <openssl/mem.h>
68 #include <openssl/obj.h>
69 #include <openssl/x509v3.h>
70
71
72 static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD *method,
73 AUTHORITY_INFO_ACCESS *ainfo,
74 STACK_OF(CONF_VALUE) *ret);
75 static AUTHORITY_INFO_ACCESS *v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD *method,
76 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
77
78 const X509V3_EXT_METHOD v3_info =
79 { NID_info_access, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(AUTHORITY_INFO_ACCESS),
80 0,0,0,0,
81 0,0,
82 (X509V3_EXT_I2V)i2v_AUTHORITY_INFO_ACCESS,
83 (X509V3_EXT_V2I)v2i_AUTHORITY_INFO_ACCESS,
84 0,0,
85 NULL};
86
87 const X509V3_EXT_METHOD v3_sinfo =
88 { NID_sinfo_access, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(AUTHORITY_INFO_ACCESS),
89 0,0,0,0,
90 0,0,
91 (X509V3_EXT_I2V)i2v_AUTHORITY_INFO_ACCESS,
92 (X509V3_EXT_V2I)v2i_AUTHORITY_INFO_ACCESS,
93 0,0,
94 NULL};
95
96 ASN1_SEQUENCE(ACCESS_DESCRIPTION) = {
97 ASN1_SIMPLE(ACCESS_DESCRIPTION, method, ASN1_OBJECT),
98 ASN1_SIMPLE(ACCESS_DESCRIPTION, location, GENERAL_NAME)
99 } ASN1_SEQUENCE_END(ACCESS_DESCRIPTION)
100
101 IMPLEMENT_ASN1_FUNCTIONS(ACCESS_DESCRIPTION)
102
103 ASN1_ITEM_TEMPLATE(AUTHORITY_INFO_ACCESS) =
104 ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, GeneralNames, ACCESS_DESCRIPTION)
105 ASN1_ITEM_TEMPLATE_END(AUTHORITY_INFO_ACCESS)
106
107 IMPLEMENT_ASN1_FUNCTIONS(AUTHORITY_INFO_ACCESS)
108
109 static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD *method,
110 AUTHORITY_INFO_ACCESS *ainfo,
111 STACK_OF(CONF_VALUE) *ret)
112 {
113 ACCESS_DESCRIPTION *desc;
114 size_t i;
115 int nlen;
116 char objtmp[80], *ntmp;
117 CONF_VALUE *vtmp;
118 for(i = 0; i < sk_ACCESS_DESCRIPTION_num(ainfo); i++) {
119 desc = sk_ACCESS_DESCRIPTION_value(ainfo, i);
120 ret = i2v_GENERAL_NAME(method, desc->location, ret);
121 if(!ret) break;
122 vtmp = sk_CONF_VALUE_value(ret, i);
123 i2t_ASN1_OBJECT(objtmp, sizeof objtmp, desc->method);
124 nlen = strlen(objtmp) + strlen(vtmp->name) + 5;
125 ntmp = OPENSSL_malloc(nlen);
126 if(!ntmp) {
127 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
128 return NULL;
129 }
130 BUF_strlcpy(ntmp, objtmp, nlen);
131 BUF_strlcat(ntmp, " - ", nlen);
132 BUF_strlcat(ntmp, vtmp->name, nlen);
133 OPENSSL_free(vtmp->name);
134 vtmp->name = ntmp;
135
136 }
137 if(!ret) return sk_CONF_VALUE_new_null();
138 return ret;
139 }
140
v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD * method,X509V3_CTX * ctx,STACK_OF (CONF_VALUE)* nval)141 static AUTHORITY_INFO_ACCESS *v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD *method,
142 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
143 {
144 AUTHORITY_INFO_ACCESS *ainfo = NULL;
145 CONF_VALUE *cnf, ctmp;
146 ACCESS_DESCRIPTION *acc;
147 size_t i;
148 int objlen;
149 char *objtmp, *ptmp;
150 if(!(ainfo = sk_ACCESS_DESCRIPTION_new_null())) {
151 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
152 return NULL;
153 }
154 for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
155 cnf = sk_CONF_VALUE_value(nval, i);
156 if(!(acc = ACCESS_DESCRIPTION_new())
157 || !sk_ACCESS_DESCRIPTION_push(ainfo, acc)) {
158 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
159 goto err;
160 }
161 ptmp = strchr(cnf->name, ';');
162 if(!ptmp) {
163 OPENSSL_PUT_ERROR(X509V3, X509V3_R_INVALID_SYNTAX);
164 goto err;
165 }
166 objlen = ptmp - cnf->name;
167 ctmp.name = ptmp + 1;
168 ctmp.value = cnf->value;
169 if(!v2i_GENERAL_NAME_ex(acc->location, method, ctx, &ctmp, 0))
170 goto err;
171 if(!(objtmp = OPENSSL_malloc(objlen + 1))) {
172 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
173 goto err;
174 }
175 strncpy(objtmp, cnf->name, objlen);
176 objtmp[objlen] = 0;
177 acc->method = OBJ_txt2obj(objtmp, 0);
178 if(!acc->method) {
179 OPENSSL_PUT_ERROR(X509V3, X509V3_R_BAD_OBJECT);
180 ERR_add_error_data(2, "value=", objtmp);
181 OPENSSL_free(objtmp);
182 goto err;
183 }
184 OPENSSL_free(objtmp);
185
186 }
187 return ainfo;
188 err:
189 sk_ACCESS_DESCRIPTION_pop_free(ainfo, ACCESS_DESCRIPTION_free);
190 return NULL;
191 }
192
i2a_ACCESS_DESCRIPTION(BIO * bp,ACCESS_DESCRIPTION * a)193 int i2a_ACCESS_DESCRIPTION(BIO *bp, ACCESS_DESCRIPTION* a)
194 {
195 i2a_ASN1_OBJECT(bp, a->method);
196 #ifdef UNDEF
197 i2a_GENERAL_NAME(bp, a->location);
198 #endif
199 return 2;
200 }
201