1 /* pcy_map.c */
2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project 2004.
4 */
5 /* ====================================================================
6 * Copyright (c) 2004 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 <openssl/obj.h>
60 #include <openssl/x509.h>
61 #include <openssl/x509v3.h>
62
63 #include "pcy_int.h"
64
65
66 /* Set policy mapping entries in cache.
67 * Note: this modifies the passed POLICY_MAPPINGS structure
68 */
69
policy_cache_set_mapping(X509 * x,POLICY_MAPPINGS * maps)70 int policy_cache_set_mapping(X509 *x, POLICY_MAPPINGS *maps)
71 {
72 POLICY_MAPPING *map;
73 X509_POLICY_DATA *data;
74 X509_POLICY_CACHE *cache = x->policy_cache;
75 size_t i;
76 int ret = 0;
77 if (sk_POLICY_MAPPING_num(maps) == 0)
78 {
79 ret = -1;
80 goto bad_mapping;
81 }
82 for (i = 0; i < sk_POLICY_MAPPING_num(maps); i++)
83 {
84 map = sk_POLICY_MAPPING_value(maps, i);
85 /* Reject if map to or from anyPolicy */
86 if ((OBJ_obj2nid(map->subjectDomainPolicy) == NID_any_policy)
87 || (OBJ_obj2nid(map->issuerDomainPolicy) == NID_any_policy))
88 {
89 ret = -1;
90 goto bad_mapping;
91 }
92
93 /* Attempt to find matching policy data */
94 data = policy_cache_find_data(cache, map->issuerDomainPolicy);
95 /* If we don't have anyPolicy can't map */
96 if (!data && !cache->anyPolicy)
97 continue;
98
99 /* Create a NODE from anyPolicy */
100 if (!data)
101 {
102 data = policy_data_new(NULL, map->issuerDomainPolicy,
103 cache->anyPolicy->flags
104 & POLICY_DATA_FLAG_CRITICAL);
105 if (!data)
106 goto bad_mapping;
107 data->qualifier_set = cache->anyPolicy->qualifier_set;
108 /*map->issuerDomainPolicy = NULL;*/
109 data->flags |= POLICY_DATA_FLAG_MAPPED_ANY;
110 data->flags |= POLICY_DATA_FLAG_SHARED_QUALIFIERS;
111 if (!sk_X509_POLICY_DATA_push(cache->data, data))
112 {
113 policy_data_free(data);
114 goto bad_mapping;
115 }
116 }
117 else
118 data->flags |= POLICY_DATA_FLAG_MAPPED;
119 if (!sk_ASN1_OBJECT_push(data->expected_policy_set,
120 map->subjectDomainPolicy))
121 goto bad_mapping;
122 map->subjectDomainPolicy = NULL;
123
124 }
125
126 ret = 1;
127 bad_mapping:
128 if (ret == -1)
129 x->ex_flags |= EXFLAG_INVALID_POLICY;
130 sk_POLICY_MAPPING_pop_free(maps, POLICY_MAPPING_free);
131 return ret;
132
133 }
134