/* pcy_data.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"

/* Policy Node routines */

EXPORT_C void policy_data_free(X509_POLICY_DATA *data)

	{

	ASN1_OBJECT_free(data->valid_policy);

	/* Don't free qualifiers if shared */

	if (!(data->flags & POLICY_DATA_FLAG_SHARED_QUALIFIERS))

		sk_POLICYQUALINFO_pop_free(data->qualifier_set,

					POLICYQUALINFO_free);

	sk_ASN1_OBJECT_pop_free(data->expected_policy_set, ASN1_OBJECT_free);

	OPENSSL_free(data);

	}

/* Create a data based on an existing policy. If 'id' is NULL use the

 * oid in the policy, otherwise use 'id'. This behaviour covers the two

 * types of data in RFC3280: data with from a CertificatePolcies extension

 * and additional data with just the qualifiers of anyPolicy and ID from

 * another source.

 */

EXPORT_C X509_POLICY_DATA *policy_data_new(POLICYINFO *policy, ASN1_OBJECT *id, int crit)

	{

	X509_POLICY_DATA *ret;

	if (!policy && !id)

		return NULL;

	ret = OPENSSL_malloc(sizeof(X509_POLICY_DATA));

	if (!ret)

		return NULL;

	ret->expected_policy_set = sk_ASN1_OBJECT_new_null();

	if (!ret->expected_policy_set)

		{

		OPENSSL_free(ret);

		return NULL;

		}

	if (crit)

		ret->flags = POLICY_DATA_FLAG_CRITICAL;

	else

		ret->flags = 0;

	if (id)

		ret->valid_policy = id;

	else

		{

		ret->valid_policy = policy->policyid;

		policy->policyid = NULL;

		}

	if (policy)

		{

		ret->qualifier_set = policy->qualifiers;

		policy->qualifiers = NULL;

		}

	else

		ret->qualifier_set = NULL;

	return ret;

	}