/* pcy_lib.c */

/* 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).

 *

 */

#include "cryptlib.h"

#include <openssl/x509.h>

#include <openssl/x509v3.h>

#include "pcy_int.h"

/* accessor functions */

/* X509_POLICY_TREE stuff */

EXPORT_C int X509_policy_tree_level_count(const X509_POLICY_TREE *tree)

	{

	if (!tree)

		return 0;

	return tree->nlevel;

	}

EXPORT_C X509_POLICY_LEVEL *

	X509_policy_tree_get0_level(const X509_POLICY_TREE *tree, int i)

	{

	if (!tree || (i < 0) || (i >= tree->nlevel))

		return NULL;

	return tree->levels + i;

	}

EXPORT_C STACK_OF(X509_POLICY_NODE) *

		X509_policy_tree_get0_policies(const X509_POLICY_TREE *tree)

	{

	if (!tree)

		return NULL;

	return tree->auth_policies;

	}

EXPORT_C STACK_OF(X509_POLICY_NODE) *

	X509_policy_tree_get0_user_policies(const X509_POLICY_TREE *tree)

	{

	if (!tree)

		return NULL;

	if (tree->flags & POLICY_FLAG_ANY_POLICY)

		return tree->auth_policies;

	else

		return tree->user_policies;

	}

/* X509_POLICY_LEVEL stuff */

EXPORT_C int X509_policy_level_node_count(X509_POLICY_LEVEL *level)

	{

	int n;

	if (!level)

		return 0;

	if (level->anyPolicy)

		n = 1;

	else

		n = 0;

	if (level->nodes)

		n += sk_X509_POLICY_NODE_num(level->nodes);

	return n;

	}

EXPORT_C X509_POLICY_NODE *X509_policy_level_get0_node(X509_POLICY_LEVEL *level, int i)

	{

	if (!level)

		return NULL;

	if (level->anyPolicy)

		{

		if (i == 0)

			return level->anyPolicy;

		i--;

		}

	return sk_X509_POLICY_NODE_value(level->nodes, i);

	}

/* X509_POLICY_NODE stuff */

EXPORT_C const ASN1_OBJECT *X509_policy_node_get0_policy(const X509_POLICY_NODE *node)

	{

	if (!node)

		return NULL;

	return node->data->valid_policy;

	}

#if 0

EXPORT_C int X509_policy_node_get_critical(const X509_POLICY_NODE *node)

	{

	if (node_critical(node))

		return 1;

	return 0;

	}

#endif

EXPORT_C STACK_OF(POLICYQUALINFO) *

		X509_policy_node_get0_qualifiers(const X509_POLICY_NODE *node)

	{

	if (!node)

		return NULL;

	return node->data->qualifier_set;

	}

EXPORT_C const X509_POLICY_NODE *

		X509_policy_node_get0_parent(const X509_POLICY_NODE *node)

	{

	if (!node)

		return NULL;

	return node->parent;

	}