/* v3_extku.c */

/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL

 * project 1999.

 */

/* ====================================================================

 * Copyright (c) 1999 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).

 *

 */

/*

 © Portions copyright (c) 2006, 2010 Nokia Corporation.  All rights reserved.

 */

#include <stdio.h>

#include "cryptlib.h"

#include <openssl/asn1t.h>

#include <openssl/conf.h>

#include <openssl/x509v3.h>

#if (defined(SYMBIAN) && (defined(__WINSCW__) || defined(__WINS__)))

#include "libcrypto_wsd_macros.h"

#include "libcrypto_wsd.h"

#endif

static void *v2i_EXTENDED_KEY_USAGE(X509V3_EXT_METHOD *method,

				X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);

static STACK_OF(CONF_VALUE) *i2v_EXTENDED_KEY_USAGE(X509V3_EXT_METHOD *method,

		void *eku, STACK_OF(CONF_VALUE) *extlist);

#ifndef EMULATOR

EXPORT_C X509V3_EXT_METHOD v3_ext_ku = {

	NID_ext_key_usage, 0,

	ASN1_ITEM_ref(EXTENDED_KEY_USAGE),

	0,0,0,0,

	0,0,

	i2v_EXTENDED_KEY_USAGE,

	v2i_EXTENDED_KEY_USAGE,

	0,0,

	NULL

};

#else

EXPORT_C const X509V3_EXT_METHOD v3_ext_ku = {

	NID_ext_key_usage, 0,

	ASN1_ITEM_ref(EXTENDED_KEY_USAGE),

	0,0,0,0,

	0,0,

	i2v_EXTENDED_KEY_USAGE,

	v2i_EXTENDED_KEY_USAGE,

	0,0,

	NULL

};

#endif

#ifndef EMULATOR

/* NB OCSP acceptable responses also is a SEQUENCE OF OBJECT */

EXPORT_C X509V3_EXT_METHOD v3_ocsp_accresp = {

	NID_id_pkix_OCSP_acceptableResponses, 0,

	ASN1_ITEM_ref(EXTENDED_KEY_USAGE),

	0,0,0,0,

	0,0,

	i2v_EXTENDED_KEY_USAGE,

	v2i_EXTENDED_KEY_USAGE,

	0,0,

	NULL

};

#else

EXPORT_C const X509V3_EXT_METHOD v3_ocsp_accresp = {

	NID_id_pkix_OCSP_acceptableResponses, 0,

	ASN1_ITEM_ref(EXTENDED_KEY_USAGE),

	0,0,0,0,

	0,0,

	i2v_EXTENDED_KEY_USAGE,

	v2i_EXTENDED_KEY_USAGE,

	0,0,

	NULL

};

#endif

ASN1_ITEM_TEMPLATE(EXTENDED_KEY_USAGE) = 

	ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, EXTENDED_KEY_USAGE, ASN1_OBJECT)

ASN1_ITEM_TEMPLATE_END(EXTENDED_KEY_USAGE)

IMPLEMENT_ASN1_FUNCTIONS(EXTENDED_KEY_USAGE)

static STACK_OF(CONF_VALUE) *i2v_EXTENDED_KEY_USAGE(X509V3_EXT_METHOD *method,

		void *a, STACK_OF(CONF_VALUE) *ext_list)

{

	EXTENDED_KEY_USAGE *eku = a;

	int i;

	ASN1_OBJECT *obj;

	char obj_tmp[80];

	for(i = 0; i < sk_ASN1_OBJECT_num(eku); i++) {

		obj = sk_ASN1_OBJECT_value(eku, i);

		i2t_ASN1_OBJECT(obj_tmp, 80, obj);

		X509V3_add_value(NULL, obj_tmp, &ext_list);

	}

	return ext_list;

}

static void *v2i_EXTENDED_KEY_USAGE(X509V3_EXT_METHOD *method,

				X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)

{

	EXTENDED_KEY_USAGE *extku;

	char *extval;

	ASN1_OBJECT *objtmp;

	CONF_VALUE *val;

	int i;

	if(!(extku = sk_ASN1_OBJECT_new_null())) {

		X509V3err(X509V3_F_V2I_EXTENDED_KEY_USAGE,ERR_R_MALLOC_FAILURE);

		return NULL;

	}

	for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {

		val = sk_CONF_VALUE_value(nval, i);

		if(val->value) extval = val->value;

		else extval = val->name;

		if(!(objtmp = OBJ_txt2obj(extval, 0))) {

			sk_ASN1_OBJECT_pop_free(extku, ASN1_OBJECT_free);

			X509V3err(X509V3_F_V2I_EXTENDED_KEY_USAGE,X509V3_R_INVALID_OBJECT_IDENTIFIER);

			X509V3_conf_err(val);

			return NULL;

		}

		sk_ASN1_OBJECT_push(extku, objtmp);

	}

	return extku;

}