159 lines
4.5 KiB
C
159 lines
4.5 KiB
C
/* pcy_node.c */
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/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
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* project 2004.
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*/
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/* ====================================================================
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* Copyright (c) 2004 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <openssl/asn1.h>
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#include <openssl/x509.h>
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#include <openssl/x509v3.h>
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#include "pcy_int.h"
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static int node_cmp(const X509_POLICY_NODE * const *a,
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const X509_POLICY_NODE * const *b)
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{
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return OBJ_cmp((*a)->data->valid_policy, (*b)->data->valid_policy);
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}
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STACK_OF(X509_POLICY_NODE) *policy_node_cmp_new(void)
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{
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return sk_X509_POLICY_NODE_new(node_cmp);
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}
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X509_POLICY_NODE *tree_find_sk(STACK_OF(X509_POLICY_NODE) *nodes,
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const ASN1_OBJECT *id)
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{
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X509_POLICY_DATA n;
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X509_POLICY_NODE l;
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int idx;
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n.valid_policy = (ASN1_OBJECT *)id;
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l.data = &n;
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idx = sk_X509_POLICY_NODE_find(nodes, &l);
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if (idx == -1)
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return NULL;
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return sk_X509_POLICY_NODE_value(nodes, idx);
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}
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X509_POLICY_NODE *level_find_node(const X509_POLICY_LEVEL *level,
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const ASN1_OBJECT *id)
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{
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return tree_find_sk(level->nodes, id);
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}
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X509_POLICY_NODE *level_add_node(X509_POLICY_LEVEL *level,
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X509_POLICY_DATA *data,
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X509_POLICY_NODE *parent,
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X509_POLICY_TREE *tree)
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{
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X509_POLICY_NODE *node;
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node = OPENSSL_malloc(sizeof(X509_POLICY_NODE));
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if (!node)
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return NULL;
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node->data = data;
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node->parent = parent;
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node->nchild = 0;
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if (level)
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{
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if (OBJ_obj2nid(data->valid_policy) == NID_any_policy)
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{
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if (level->anyPolicy)
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goto node_error;
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level->anyPolicy = node;
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}
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else
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{
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if (!level->nodes)
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level->nodes = policy_node_cmp_new();
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if (!level->nodes)
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goto node_error;
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if (!sk_X509_POLICY_NODE_push(level->nodes, node))
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goto node_error;
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}
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}
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if (tree)
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{
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if (!tree->extra_data)
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tree->extra_data = sk_X509_POLICY_DATA_new_null();
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if (!tree->extra_data)
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goto node_error;
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if (!sk_X509_POLICY_DATA_push(tree->extra_data, data))
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goto node_error;
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}
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if (parent)
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parent->nchild++;
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return node;
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node_error:
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policy_node_free(node);
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return 0;
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}
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void policy_node_free(X509_POLICY_NODE *node)
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{
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OPENSSL_free(node);
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}
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