3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
6 /* ====================================================================
7 * Copyright (c) 2004 The OpenSSL Project. All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
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14 * notice, this list of conditions and the following disclaimer.
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17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
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/)"
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32 * nor may "OpenSSL" appear in their names without prior written
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35 * 6. Redistributions of any form whatsoever must retain the following
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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
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52 * ====================================================================
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).
60 typedef struct X509_POLICY_DATA_st X509_POLICY_DATA;
62 DECLARE_STACK_OF(X509_POLICY_DATA)
64 /* Internal structures */
67 * This structure and the field names correspond to the Policy 'node' of
68 * RFC3280. NB this structure contains no pointers to parent or child data:
69 * X509_POLICY_NODE contains that. This means that the main policy data can
70 * be kept static and cached with the certificate.
73 struct X509_POLICY_DATA_st {
75 /* Policy OID and qualifiers for this data */
76 ASN1_OBJECT *valid_policy;
77 STACK_OF(POLICYQUALINFO) *qualifier_set;
78 STACK_OF(ASN1_OBJECT) *expected_policy_set;
81 /* X509_POLICY_DATA flags values */
84 * This flag indicates the structure has been mapped using a policy mapping
85 * extension. If policy mapping is not active its references get deleted.
88 #define POLICY_DATA_FLAG_MAPPED 0x1
91 * This flag indicates the data doesn't correspond to a policy in Certificate
92 * Policies: it has been mapped to any policy.
95 #define POLICY_DATA_FLAG_MAPPED_ANY 0x2
97 /* AND with flags to see if any mapping has occurred */
99 #define POLICY_DATA_FLAG_MAP_MASK 0x3
101 /* qualifiers are shared and shouldn't be freed */
103 #define POLICY_DATA_FLAG_SHARED_QUALIFIERS 0x4
105 /* Parent node is an extra node and should be freed */
107 #define POLICY_DATA_FLAG_EXTRA_NODE 0x8
109 /* Corresponding CertificatePolicies is critical */
111 #define POLICY_DATA_FLAG_CRITICAL 0x10
113 /* This structure is cached with a certificate */
115 struct X509_POLICY_CACHE_st {
116 /* anyPolicy data or NULL if no anyPolicy */
117 X509_POLICY_DATA *anyPolicy;
118 /* other policy data */
119 STACK_OF(X509_POLICY_DATA) *data;
120 /* If InhibitAnyPolicy present this is its value or -1 if absent. */
123 * If policyConstraints and requireExplicitPolicy present this is its
124 * value or -1 if absent.
128 * If policyConstraints and policyMapping present this is its value or -1
135 * #define POLICY_CACHE_FLAG_CRITICAL POLICY_DATA_FLAG_CRITICAL
138 /* This structure represents the relationship between nodes */
140 struct X509_POLICY_NODE_st {
141 /* node data this refers to */
142 const X509_POLICY_DATA *data;
144 X509_POLICY_NODE *parent;
145 /* Number of child nodes */
149 struct X509_POLICY_LEVEL_st {
150 /* Cert for this level */
152 /* nodes at this level */
153 STACK_OF(X509_POLICY_NODE) *nodes;
155 X509_POLICY_NODE *anyPolicy;
158 * STACK_OF(X509_POLICY_DATA) *extra_data;
163 struct X509_POLICY_TREE_st {
164 /* This is the tree 'level' data */
165 X509_POLICY_LEVEL *levels;
168 * Extra policy data when additional nodes (not from the certificate) are
171 STACK_OF(X509_POLICY_DATA) *extra_data;
172 /* This is the authority constained policy set */
173 STACK_OF(X509_POLICY_NODE) *auth_policies;
174 STACK_OF(X509_POLICY_NODE) *user_policies;
178 /* Set if anyPolicy present in user policies */
179 #define POLICY_FLAG_ANY_POLICY 0x2
183 #define node_data_critical(data) (data->flags & POLICY_DATA_FLAG_CRITICAL)
184 #define node_critical(node) node_data_critical(node->data)
186 /* Internal functions */
188 X509_POLICY_DATA *policy_data_new(POLICYINFO *policy, const ASN1_OBJECT *id,
190 void policy_data_free(X509_POLICY_DATA *data);
192 X509_POLICY_DATA *policy_cache_find_data(const X509_POLICY_CACHE *cache,
193 const ASN1_OBJECT *id);
194 int policy_cache_set_mapping(X509 *x, POLICY_MAPPINGS *maps);
196 STACK_OF(X509_POLICY_NODE) *policy_node_cmp_new(void);
198 void policy_cache_init(void);
200 void policy_cache_free(X509_POLICY_CACHE *cache);
202 X509_POLICY_NODE *level_find_node(const X509_POLICY_LEVEL *level,
203 const X509_POLICY_NODE *parent,
204 const ASN1_OBJECT *id);
206 X509_POLICY_NODE *tree_find_sk(STACK_OF(X509_POLICY_NODE) *sk,
207 const ASN1_OBJECT *id);
209 X509_POLICY_NODE *level_add_node(X509_POLICY_LEVEL *level,
210 const X509_POLICY_DATA *data,
211 X509_POLICY_NODE *parent,
212 X509_POLICY_TREE *tree);
213 void policy_node_free(X509_POLICY_NODE *node);
214 int policy_node_match(const X509_POLICY_LEVEL *lvl,
215 const X509_POLICY_NODE *node, const ASN1_OBJECT *oid);
217 const X509_POLICY_CACHE *policy_cache_set(X509 *x);