2 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
5 /* ====================================================================
6 * Copyright (c) 2004 The OpenSSL Project. All rights reserved.
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9 * modification, are permitted provided that the following conditions
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17 * the documentation and/or other materials provided with the
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/)"
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36 * "This product includes software developed by the OpenSSL Project
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39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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51 * ====================================================================
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).
59 typedef struct X509_POLICY_DATA_st X509_POLICY_DATA;
61 DEFINE_STACK_OF(X509_POLICY_DATA)
63 /* Internal structures */
66 * This structure and the field names correspond to the Policy 'node' of
67 * RFC3280. NB this structure contains no pointers to parent or child data:
68 * X509_POLICY_NODE contains that. This means that the main policy data can
69 * be kept static and cached with the certificate.
72 struct X509_POLICY_DATA_st {
74 /* Policy OID and qualifiers for this data */
75 ASN1_OBJECT *valid_policy;
76 STACK_OF(POLICYQUALINFO) *qualifier_set;
77 STACK_OF(ASN1_OBJECT) *expected_policy_set;
80 /* X509_POLICY_DATA flags values */
83 * This flag indicates the structure has been mapped using a policy mapping
84 * extension. If policy mapping is not active its references get deleted.
87 #define POLICY_DATA_FLAG_MAPPED 0x1
90 * This flag indicates the data doesn't correspond to a policy in Certificate
91 * Policies: it has been mapped to any policy.
94 #define POLICY_DATA_FLAG_MAPPED_ANY 0x2
96 /* AND with flags to see if any mapping has occurred */
98 #define POLICY_DATA_FLAG_MAP_MASK 0x3
100 /* qualifiers are shared and shouldn't be freed */
102 #define POLICY_DATA_FLAG_SHARED_QUALIFIERS 0x4
104 /* Parent node is an extra node and should be freed */
106 #define POLICY_DATA_FLAG_EXTRA_NODE 0x8
108 /* Corresponding CertificatePolicies is critical */
110 #define POLICY_DATA_FLAG_CRITICAL 0x10
112 /* This structure is cached with a certificate */
114 struct X509_POLICY_CACHE_st {
115 /* anyPolicy data or NULL if no anyPolicy */
116 X509_POLICY_DATA *anyPolicy;
117 /* other policy data */
118 STACK_OF(X509_POLICY_DATA) *data;
119 /* If InhibitAnyPolicy present this is its value or -1 if absent. */
122 * If policyConstraints and requireExplicitPolicy present this is its
123 * value or -1 if absent.
127 * If policyConstraints and policyMapping present this is its value or -1
134 * #define POLICY_CACHE_FLAG_CRITICAL POLICY_DATA_FLAG_CRITICAL
137 /* This structure represents the relationship between nodes */
139 struct X509_POLICY_NODE_st {
140 /* node data this refers to */
141 const X509_POLICY_DATA *data;
143 X509_POLICY_NODE *parent;
144 /* Number of child nodes */
148 struct X509_POLICY_LEVEL_st {
149 /* Cert for this level */
151 /* nodes at this level */
152 STACK_OF(X509_POLICY_NODE) *nodes;
154 X509_POLICY_NODE *anyPolicy;
157 * STACK_OF(X509_POLICY_DATA) *extra_data;
162 struct X509_POLICY_TREE_st {
163 /* This is the tree 'level' data */
164 X509_POLICY_LEVEL *levels;
167 * Extra policy data when additional nodes (not from the certificate) are
170 STACK_OF(X509_POLICY_DATA) *extra_data;
171 /* This is the authority constained policy set */
172 STACK_OF(X509_POLICY_NODE) *auth_policies;
173 STACK_OF(X509_POLICY_NODE) *user_policies;
177 /* Set if anyPolicy present in user policies */
178 #define POLICY_FLAG_ANY_POLICY 0x2
182 #define node_data_critical(data) (data->flags & POLICY_DATA_FLAG_CRITICAL)
183 #define node_critical(node) node_data_critical(node->data)
185 /* Internal functions */
187 X509_POLICY_DATA *policy_data_new(POLICYINFO *policy, const ASN1_OBJECT *id,
189 void policy_data_free(X509_POLICY_DATA *data);
191 X509_POLICY_DATA *policy_cache_find_data(const X509_POLICY_CACHE *cache,
192 const ASN1_OBJECT *id);
193 int policy_cache_set_mapping(X509 *x, POLICY_MAPPINGS *maps);
195 STACK_OF(X509_POLICY_NODE) *policy_node_cmp_new(void);
197 void policy_cache_init(void);
199 void policy_cache_free(X509_POLICY_CACHE *cache);
201 X509_POLICY_NODE *level_find_node(const X509_POLICY_LEVEL *level,
202 const X509_POLICY_NODE *parent,
203 const ASN1_OBJECT *id);
205 X509_POLICY_NODE *tree_find_sk(STACK_OF(X509_POLICY_NODE) *sk,
206 const ASN1_OBJECT *id);
208 X509_POLICY_NODE *level_add_node(X509_POLICY_LEVEL *level,
209 X509_POLICY_DATA *data,
210 X509_POLICY_NODE *parent,
211 X509_POLICY_TREE *tree);
212 void policy_node_free(X509_POLICY_NODE *node);
213 int policy_node_match(const X509_POLICY_LEVEL *lvl,
214 const X509_POLICY_NODE *node, const ASN1_OBJECT *oid);
216 const X509_POLICY_CACHE *policy_cache_set(X509 *x);