2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 2004 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
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
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/)"
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.
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.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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 * ====================================================================
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 DECLARE_STACK_OF(X509_POLICY_DATA)
60 DECLARE_STACK_OF(X509_POLICY_REF)
61 DECLARE_STACK_OF(X509_POLICY_NODE)
63 typedef struct X509_POLICY_DATA_st X509_POLICY_DATA;
64 typedef struct X509_POLICY_REF_st X509_POLICY_REF;
66 /* Internal structures */
68 /* This structure and the field names correspond to the Policy 'node' of
69 * RFC3280. NB this structure contains no pointers to parent or child
70 * data: X509_POLICY_NODE contains that. This means that the main policy data
71 * can be kept static and cached with the certificate.
74 struct X509_POLICY_DATA_st
77 /* Policy OID and qualifiers for this data */
78 ASN1_OBJECT *valid_policy;
79 STACK_OF(POLICYQUALINFO) *qualifier_set;
80 STACK_OF(ASN1_OBJECT) *expected_policy_set;
83 /* X509_POLICY_DATA flags values */
85 /* This flag indicates the structure has been mapped using a policy mapping
86 * extension. If policy mapping is not active its references get deleted.
89 #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 an entry from a table of mapped policies which
114 * cross reference the policy it refers to.
117 struct X509_POLICY_REF_st
119 ASN1_OBJECT *subjectDomainPolicy;
120 const X509_POLICY_DATA *data;
123 /* This structure is cached with a certificate */
125 struct X509_POLICY_CACHE_st {
126 /* anyPolicy data or NULL if no anyPolicy */
127 X509_POLICY_DATA *anyPolicy;
128 /* other policy data */
129 STACK_OF(X509_POLICY_DATA) *data;
130 /* If policyMappings extension present a table of mapped policies */
131 STACK_OF(X509_POLICY_REF) *maps;
132 /* If InhibitAnyPolicy present this is its value or -1 if absent. */
134 /* If policyConstraints and requireExplicitPolicy present this is its
135 * value or -1 if absent.
138 /* If policyConstraints and policyMapping present this is its
139 * value or -1 if absent.
144 /*#define POLICY_CACHE_FLAG_CRITICAL POLICY_DATA_FLAG_CRITICAL*/
146 /* This structure represents the relationship between nodes */
148 struct X509_POLICY_NODE_st
150 /* node data this refers to */
151 const X509_POLICY_DATA *data;
153 X509_POLICY_NODE *parent;
154 /* Number of child nodes */
158 struct X509_POLICY_LEVEL_st
160 /* Cert for this level */
162 /* nodes at this level */
163 STACK_OF(X509_POLICY_NODE) *nodes;
165 X509_POLICY_NODE *anyPolicy;
167 /*STACK_OF(X509_POLICY_DATA) *extra_data;*/
171 struct X509_POLICY_TREE_st
173 /* This is the tree 'level' data */
174 X509_POLICY_LEVEL *levels;
176 /* Extra policy data when additional nodes (not from the certificate)
179 STACK_OF(X509_POLICY_DATA) *extra_data;
180 /* This is the authority constained policy set */
181 STACK_OF(X509_POLICY_NODE) *auth_policies;
182 STACK_OF(X509_POLICY_NODE) *user_policies;
186 /* Set if anyPolicy present in user policies */
187 #define POLICY_FLAG_ANY_POLICY 0x2
191 #define node_data_critical(data) (data->flags & POLICY_DATA_FLAG_CRITICAL)
192 #define node_critical(node) node_data_critical(node->data)
194 /* Internal functions */
196 IMPORT_C X509_POLICY_DATA *policy_data_new(POLICYINFO *policy, ASN1_OBJECT *id,
198 IMPORT_C void policy_data_free(X509_POLICY_DATA *data);
200 IMPORT_C X509_POLICY_DATA *policy_cache_find_data(const X509_POLICY_CACHE *cache,
201 const ASN1_OBJECT *id);
202 IMPORT_C int policy_cache_set_mapping(X509 *x, POLICY_MAPPINGS *maps);
205 IMPORT_C STACK_OF(X509_POLICY_NODE) *policy_node_cmp_new(void);
207 void policy_cache_init(void);
209 IMPORT_C void policy_cache_free(X509_POLICY_CACHE *cache);
211 IMPORT_C X509_POLICY_NODE *level_find_node(const X509_POLICY_LEVEL *level,
212 const ASN1_OBJECT *id);
214 IMPORT_C X509_POLICY_NODE *tree_find_sk(STACK_OF(X509_POLICY_NODE) *sk,
215 const ASN1_OBJECT *id);
217 IMPORT_C X509_POLICY_NODE *level_add_node(X509_POLICY_LEVEL *level,
218 X509_POLICY_DATA *data,
219 X509_POLICY_NODE *parent,
220 X509_POLICY_TREE *tree);
221 IMPORT_C void policy_node_free(X509_POLICY_NODE *node);
223 IMPORT_C const X509_POLICY_CACHE *policy_cache_set(X509 *x);