1 /* v3_info.c */
2 /*
3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
4 * 1999.
5 */
6 /* ====================================================================
7 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
19 * distribution.
20 *
21 * 3. All advertising materials mentioning features or use of this
22 * software must display the following acknowledgment:
23 * "This product includes software developed by the OpenSSL Project
24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 *
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 * endorse or promote products derived from this software without
28 * prior written permission. For written permission, please contact
29 * licensing@OpenSSL.org.
30 *
31 * 5. Products derived from this software may not be called "OpenSSL"
32 * nor may "OpenSSL" appear in their names without prior written
33 * permission of the OpenSSL Project.
34 *
35 * 6. Redistributions of any form whatsoever must retain the following
36 * acknowledgment:
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 *
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
53 *
54 * This product includes cryptographic software written by Eric Young
55 * (eay@cryptsoft.com). This product includes software written by Tim
56 * Hudson (tjh@cryptsoft.com).
57 *
58 */
59
60 #include <stdio.h>
61 #include <string.h>
62
63 #include <openssl/asn1.h>
64 #include <openssl/asn1t.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 static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD
72 *method, AUTHORITY_INFO_ACCESS
73 *ainfo, STACK_OF(CONF_VALUE)
74 *ret);
75 static AUTHORITY_INFO_ACCESS *v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD
76 *method,
77 X509V3_CTX *ctx,
78 STACK_OF(CONF_VALUE)
79 *nval);
80
81 const X509V3_EXT_METHOD v3_info = { NID_info_access, X509V3_EXT_MULTILINE,
82 ASN1_ITEM_ref(AUTHORITY_INFO_ACCESS),
83 0, 0, 0, 0,
84 0, 0,
85 (X509V3_EXT_I2V) i2v_AUTHORITY_INFO_ACCESS,
86 (X509V3_EXT_V2I)v2i_AUTHORITY_INFO_ACCESS,
87 0, 0,
88 NULL
89 };
90
91 const X509V3_EXT_METHOD v3_sinfo = { NID_sinfo_access, X509V3_EXT_MULTILINE,
92 ASN1_ITEM_ref(AUTHORITY_INFO_ACCESS),
93 0, 0, 0, 0,
94 0, 0,
95 (X509V3_EXT_I2V) i2v_AUTHORITY_INFO_ACCESS,
96 (X509V3_EXT_V2I)v2i_AUTHORITY_INFO_ACCESS,
97 0, 0,
98 NULL
99 };
100
101 ASN1_SEQUENCE(ACCESS_DESCRIPTION) = {
102 ASN1_SIMPLE(ACCESS_DESCRIPTION, method, ASN1_OBJECT),
103 ASN1_SIMPLE(ACCESS_DESCRIPTION, location, GENERAL_NAME)
104 } ASN1_SEQUENCE_END(ACCESS_DESCRIPTION)
105
106 IMPLEMENT_ASN1_FUNCTIONS(ACCESS_DESCRIPTION)
107
108 ASN1_ITEM_TEMPLATE(AUTHORITY_INFO_ACCESS) =
109 ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, GeneralNames, ACCESS_DESCRIPTION)
110 ASN1_ITEM_TEMPLATE_END(AUTHORITY_INFO_ACCESS)
111
112 IMPLEMENT_ASN1_FUNCTIONS(AUTHORITY_INFO_ACCESS)
113
114 static STACK_OF(CONF_VALUE) *i2v_AUTHORITY_INFO_ACCESS(
115 X509V3_EXT_METHOD *method, AUTHORITY_INFO_ACCESS *ainfo,
116 STACK_OF(CONF_VALUE) *ret)
117 {
118 ACCESS_DESCRIPTION *desc;
119 size_t i;
120 int nlen;
121 char objtmp[80], *ntmp;
122 CONF_VALUE *vtmp;
123 STACK_OF(CONF_VALUE) *tret = ret;
124
125 for (i = 0; i < sk_ACCESS_DESCRIPTION_num(ainfo); i++) {
126 STACK_OF(CONF_VALUE) *tmp;
127
128 desc = sk_ACCESS_DESCRIPTION_value(ainfo, i);
129 tmp = i2v_GENERAL_NAME(method, desc->location, tret);
130 if (tmp == NULL)
131 goto err;
132 tret = tmp;
133 vtmp = sk_CONF_VALUE_value(tret, i);
134 i2t_ASN1_OBJECT(objtmp, sizeof objtmp, desc->method);
135 nlen = strlen(objtmp) + strlen(vtmp->name) + 5;
136 ntmp = OPENSSL_malloc(nlen);
137 if (ntmp == NULL)
138 goto err;
139 OPENSSL_strlcpy(ntmp, objtmp, nlen);
140 OPENSSL_strlcat(ntmp, " - ", nlen);
141 OPENSSL_strlcat(ntmp, vtmp->name, nlen);
142 OPENSSL_free(vtmp->name);
143 vtmp->name = ntmp;
144
145 }
146 if (ret == NULL && tret == NULL)
147 return sk_CONF_VALUE_new_null();
148
149 return tret;
150 err:
151 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
152 if (ret == NULL && tret != NULL)
153 sk_CONF_VALUE_pop_free(tret, X509V3_conf_free);
154 return NULL;
155 }
156
v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD * method,X509V3_CTX * ctx,STACK_OF (CONF_VALUE)* nval)157 static AUTHORITY_INFO_ACCESS *v2i_AUTHORITY_INFO_ACCESS(X509V3_EXT_METHOD
158 *method,
159 X509V3_CTX *ctx,
160 STACK_OF(CONF_VALUE)
161 *nval)
162 {
163 AUTHORITY_INFO_ACCESS *ainfo = NULL;
164 CONF_VALUE *cnf, ctmp;
165 ACCESS_DESCRIPTION *acc;
166 size_t i;
167 int objlen;
168 char *objtmp, *ptmp;
169 if (!(ainfo = sk_ACCESS_DESCRIPTION_new_null())) {
170 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
171 return NULL;
172 }
173 for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
174 cnf = sk_CONF_VALUE_value(nval, i);
175 if (!(acc = ACCESS_DESCRIPTION_new())
176 || !sk_ACCESS_DESCRIPTION_push(ainfo, acc)) {
177 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
178 goto err;
179 }
180 ptmp = strchr(cnf->name, ';');
181 if (!ptmp) {
182 OPENSSL_PUT_ERROR(X509V3, X509V3_R_INVALID_SYNTAX);
183 goto err;
184 }
185 objlen = ptmp - cnf->name;
186 ctmp.name = ptmp + 1;
187 ctmp.value = cnf->value;
188 if (!v2i_GENERAL_NAME_ex(acc->location, method, ctx, &ctmp, 0))
189 goto err;
190 if (!(objtmp = OPENSSL_malloc(objlen + 1))) {
191 OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
192 goto err;
193 }
194 OPENSSL_strlcpy(objtmp, cnf->name, objlen + 1);
195 acc->method = OBJ_txt2obj(objtmp, 0);
196 if (!acc->method) {
197 OPENSSL_PUT_ERROR(X509V3, X509V3_R_BAD_OBJECT);
198 ERR_add_error_data(2, "value=", objtmp);
199 OPENSSL_free(objtmp);
200 goto err;
201 }
202 OPENSSL_free(objtmp);
203
204 }
205 return ainfo;
206 err:
207 sk_ACCESS_DESCRIPTION_pop_free(ainfo, ACCESS_DESCRIPTION_free);
208 return NULL;
209 }
210
i2a_ACCESS_DESCRIPTION(BIO * bp,const ACCESS_DESCRIPTION * a)211 int i2a_ACCESS_DESCRIPTION(BIO *bp, const ACCESS_DESCRIPTION *a)
212 {
213 i2a_ASN1_OBJECT(bp, a->method);
214 #ifdef UNDEF
215 i2a_GENERAL_NAME(bp, a->location);
216 #endif
217 return 2;
218 }
219