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path: root/openssl/crypto/x509v3/pcy_node.c
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Diffstat (limited to 'openssl/crypto/x509v3/pcy_node.c')
-rw-r--r--openssl/crypto/x509v3/pcy_node.c197
1 files changed, 197 insertions, 0 deletions
diff --git a/openssl/crypto/x509v3/pcy_node.c b/openssl/crypto/x509v3/pcy_node.c
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+++ b/openssl/crypto/x509v3/pcy_node.c
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+/* pcy_node.c */
+/* Written by Dr Stephen N Henson (steve@openssl.org) 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).
+ *
+ */
+
+#include <openssl/asn1.h>
+#include <openssl/x509.h>
+#include <openssl/x509v3.h>
+
+#include "pcy_int.h"
+
+static int node_cmp(const X509_POLICY_NODE * const *a,
+ const X509_POLICY_NODE * const *b)
+ {
+ return OBJ_cmp((*a)->data->valid_policy, (*b)->data->valid_policy);
+ }
+
+STACK_OF(X509_POLICY_NODE) *policy_node_cmp_new(void)
+ {
+ return sk_X509_POLICY_NODE_new(node_cmp);
+ }
+
+X509_POLICY_NODE *tree_find_sk(STACK_OF(X509_POLICY_NODE) *nodes,
+ const ASN1_OBJECT *id)
+ {
+ X509_POLICY_DATA n;
+ X509_POLICY_NODE l;
+ int idx;
+
+ n.valid_policy = (ASN1_OBJECT *)id;
+ l.data = &n;
+
+ idx = sk_X509_POLICY_NODE_find(nodes, &l);
+ if (idx == -1)
+ return NULL;
+
+ return sk_X509_POLICY_NODE_value(nodes, idx);
+
+ }
+
+X509_POLICY_NODE *level_find_node(const X509_POLICY_LEVEL *level,
+ const X509_POLICY_NODE *parent,
+ const ASN1_OBJECT *id)
+ {
+ X509_POLICY_NODE *node;
+ int i;
+ for (i = 0; i < sk_X509_POLICY_NODE_num(level->nodes); i++)
+ {
+ node = sk_X509_POLICY_NODE_value(level->nodes, i);
+ if (node->parent == parent)
+ {
+ if (!OBJ_cmp(node->data->valid_policy, id))
+ return node;
+ }
+ }
+ return NULL;
+ }
+
+X509_POLICY_NODE *level_add_node(X509_POLICY_LEVEL *level,
+ const X509_POLICY_DATA *data,
+ X509_POLICY_NODE *parent,
+ X509_POLICY_TREE *tree)
+ {
+ X509_POLICY_NODE *node;
+ node = OPENSSL_malloc(sizeof(X509_POLICY_NODE));
+ if (!node)
+ return NULL;
+ node->data = data;
+ node->parent = parent;
+ node->nchild = 0;
+ if (level)
+ {
+ if (OBJ_obj2nid(data->valid_policy) == NID_any_policy)
+ {
+ if (level->anyPolicy)
+ goto node_error;
+ level->anyPolicy = node;
+ }
+ else
+ {
+
+ if (!level->nodes)
+ level->nodes = policy_node_cmp_new();
+ if (!level->nodes)
+ goto node_error;
+ if (!sk_X509_POLICY_NODE_push(level->nodes, node))
+ goto node_error;
+ }
+ }
+
+ if (tree)
+ {
+ if (!tree->extra_data)
+ tree->extra_data = sk_X509_POLICY_DATA_new_null();
+ if (!tree->extra_data)
+ goto node_error;
+ if (!sk_X509_POLICY_DATA_push(tree->extra_data, data))
+ goto node_error;
+ }
+
+ if (parent)
+ parent->nchild++;
+
+ return node;
+
+ node_error:
+ policy_node_free(node);
+ return 0;
+
+ }
+
+void policy_node_free(X509_POLICY_NODE *node)
+ {
+ OPENSSL_free(node);
+ }
+
+/* See if a policy node matches a policy OID. If mapping enabled look through
+ * expected policy set otherwise just valid policy.
+ */
+
+int policy_node_match(const X509_POLICY_LEVEL *lvl,
+ const X509_POLICY_NODE *node, const ASN1_OBJECT *oid)
+ {
+ int i;
+ ASN1_OBJECT *policy_oid;
+ const X509_POLICY_DATA *x = node->data;
+
+ if ( (lvl->flags & X509_V_FLAG_INHIBIT_MAP)
+ || !(x->flags & POLICY_DATA_FLAG_MAP_MASK))
+ {
+ if (!OBJ_cmp(x->valid_policy, oid))
+ return 1;
+ return 0;
+ }
+
+ for (i = 0; i < sk_ASN1_OBJECT_num(x->expected_policy_set); i++)
+ {
+ policy_oid = sk_ASN1_OBJECT_value(x->expected_policy_set, i);
+ if (!OBJ_cmp(policy_oid, oid))
+ return 1;
+ }
+ return 0;
+
+ }