ssl/libcrypto/src/crypto/x509v3/pcy_int.h
changeset 0 e4d67989cc36
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ssl/libcrypto/src/crypto/x509v3/pcy_int.h	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,223 @@
+/* pcy_int.h */
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 2004.
+ */
+/* ====================================================================
+ * Copyright (c) 2004 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+DECLARE_STACK_OF(X509_POLICY_DATA)
+DECLARE_STACK_OF(X509_POLICY_REF)
+DECLARE_STACK_OF(X509_POLICY_NODE)
+
+typedef struct X509_POLICY_DATA_st X509_POLICY_DATA;
+typedef struct X509_POLICY_REF_st X509_POLICY_REF;
+
+/* Internal structures */
+
+/* This structure and the field names correspond to the Policy 'node' of
+ * RFC3280. NB this structure contains no pointers to parent or child
+ * data: X509_POLICY_NODE contains that. This means that the main policy data
+ * can be kept static and cached with the certificate.
+ */
+
+struct X509_POLICY_DATA_st
+	{
+	unsigned int flags;
+	/* Policy OID and qualifiers for this data */
+	ASN1_OBJECT *valid_policy;
+	STACK_OF(POLICYQUALINFO) *qualifier_set;
+	STACK_OF(ASN1_OBJECT) *expected_policy_set;
+	};
+
+/* X509_POLICY_DATA flags values */
+
+/* This flag indicates the structure has been mapped using a policy mapping
+ * extension. If policy mapping is not active its references get deleted. 
+ */
+
+#define POLICY_DATA_FLAG_MAPPED			0x1
+
+/* This flag indicates the data doesn't correspond to a policy in Certificate
+ * Policies: it has been mapped to any policy.
+ */
+
+#define POLICY_DATA_FLAG_MAPPED_ANY		0x2
+
+/* AND with flags to see if any mapping has occurred */
+
+#define POLICY_DATA_FLAG_MAP_MASK		0x3
+
+/* qualifiers are shared and shouldn't be freed */
+
+#define POLICY_DATA_FLAG_SHARED_QUALIFIERS	0x4
+
+/* Parent node is an extra node and should be freed */
+
+#define POLICY_DATA_FLAG_EXTRA_NODE		0x8
+
+/* Corresponding CertificatePolicies is critical */
+
+#define POLICY_DATA_FLAG_CRITICAL		0x10
+
+/* This structure is an entry from a table of mapped policies which
+ * cross reference the policy it refers to.
+ */
+
+struct X509_POLICY_REF_st
+	{
+	ASN1_OBJECT *subjectDomainPolicy;
+	const X509_POLICY_DATA *data;
+	};
+
+/* This structure is cached with a certificate */
+
+struct X509_POLICY_CACHE_st {
+	/* anyPolicy data or NULL if no anyPolicy */
+	X509_POLICY_DATA *anyPolicy;
+	/* other policy data */
+	STACK_OF(X509_POLICY_DATA) *data;
+	/* If policyMappings extension present a table of mapped policies */
+	STACK_OF(X509_POLICY_REF) *maps;
+	/* If InhibitAnyPolicy present this is its value or -1 if absent. */
+	long any_skip;
+	/* If policyConstraints and requireExplicitPolicy present this is its
+	 * value or -1 if absent.
+	 */
+	long explicit_skip;
+	/* If policyConstraints and policyMapping present this is its
+	 * value or -1 if absent.
+         */
+	long map_skip;
+	};
+
+/*#define POLICY_CACHE_FLAG_CRITICAL		POLICY_DATA_FLAG_CRITICAL*/
+
+/* This structure represents the relationship between nodes */
+
+struct X509_POLICY_NODE_st
+	{
+	/* node data this refers to */
+	const X509_POLICY_DATA *data;
+	/* Parent node */
+	X509_POLICY_NODE *parent;
+	/* Number of child nodes */
+	int nchild;
+	};
+
+struct X509_POLICY_LEVEL_st
+	{
+	/* Cert for this level */
+	X509 *cert;
+	/* nodes at this level */
+	STACK_OF(X509_POLICY_NODE) *nodes;
+	/* anyPolicy node */
+	X509_POLICY_NODE *anyPolicy;
+	/* Extra data */
+	/*STACK_OF(X509_POLICY_DATA) *extra_data;*/
+	unsigned int flags;
+	};
+
+struct X509_POLICY_TREE_st
+	{
+	/* This is the tree 'level' data */
+	X509_POLICY_LEVEL *levels;
+	int nlevel;
+	/* Extra policy data when additional nodes (not from the certificate)
+	 * are required.
+	 */
+	STACK_OF(X509_POLICY_DATA) *extra_data;
+	/* This is the authority constained policy set */
+	STACK_OF(X509_POLICY_NODE) *auth_policies;
+	STACK_OF(X509_POLICY_NODE) *user_policies;
+	unsigned int flags;
+	};
+
+/* Set if anyPolicy present in user policies */
+#define POLICY_FLAG_ANY_POLICY		0x2
+
+/* Useful macros */
+
+#define node_data_critical(data) (data->flags & POLICY_DATA_FLAG_CRITICAL)
+#define node_critical(node) node_data_critical(node->data)
+
+/* Internal functions */
+
+IMPORT_C X509_POLICY_DATA *policy_data_new(POLICYINFO *policy, ASN1_OBJECT *id,
+								int crit);
+IMPORT_C void policy_data_free(X509_POLICY_DATA *data);
+
+IMPORT_C X509_POLICY_DATA *policy_cache_find_data(const X509_POLICY_CACHE *cache,
+							const ASN1_OBJECT *id);
+IMPORT_C int policy_cache_set_mapping(X509 *x, POLICY_MAPPINGS *maps);
+
+
+IMPORT_C STACK_OF(X509_POLICY_NODE) *policy_node_cmp_new(void);
+
+void policy_cache_init(void);
+
+IMPORT_C void policy_cache_free(X509_POLICY_CACHE *cache);
+
+IMPORT_C X509_POLICY_NODE *level_find_node(const X509_POLICY_LEVEL *level,
+					const ASN1_OBJECT *id);
+
+IMPORT_C X509_POLICY_NODE *tree_find_sk(STACK_OF(X509_POLICY_NODE) *sk,
+						const ASN1_OBJECT *id);
+
+IMPORT_C X509_POLICY_NODE *level_add_node(X509_POLICY_LEVEL *level,
+			X509_POLICY_DATA *data,
+			X509_POLICY_NODE *parent,
+			X509_POLICY_TREE *tree);
+IMPORT_C void policy_node_free(X509_POLICY_NODE *node);
+
+IMPORT_C const X509_POLICY_CACHE *policy_cache_set(X509 *x);