/* rsa_asn1.c */

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

 * project 2000.

 */

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

 * Copyright (c) 2000 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 Nokia Corporation.  All rights reserved.

 */

#include <stdio.h>

#include "cryptlib.h"

#include <openssl/bn.h>

#include <openssl/rsa.h>

#include <openssl/asn1t.h>

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

#include "libcrypto_wsd_macros.h"

#include "libcrypto_wsd.h"

#endif

#ifndef EMULATOR

static ASN1_METHOD method={

        (I2D_OF(void))     i2d_RSAPrivateKey,

        (D2I_OF(void))     d2i_RSAPrivateKey,

        (void *(*)(void))  RSA_new,

        (void (*)(void *)) RSA_free};

#else

GET_STATIC_VAR_FROM_TLS(method,rsa_asn1,ASN1_METHOD)

#define method (*GET_WSD_VAR_NAME(method,rsa_asn1, s)())

const ASN1_METHOD temp_s_method={

        (I2D_OF(void))     i2d_RSAPrivateKey,

        (D2I_OF(void))     d2i_RSAPrivateKey,

        (void *(*)(void))  RSA_new,

        (void (*)(void *)) RSA_free};

#endif        

EXPORT_C ASN1_METHOD *RSAPrivateKey_asn1_meth(void)

	{

	return(&method);

	}

/* Override the default free and new methods */

static int rsa_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)

{

	if(operation == ASN1_OP_NEW_PRE) {

		*pval = (ASN1_VALUE *)RSA_new();

		if(*pval) return 2;

		return 0;

	} else if(operation == ASN1_OP_FREE_PRE) {

		RSA_free((RSA *)*pval);

		*pval = NULL;

		return 2;

	}

	return 1;

}

ASN1_SEQUENCE_cb(RSAPrivateKey, rsa_cb) = {

	ASN1_SIMPLE(RSA, version, LONG),

	ASN1_SIMPLE(RSA, n, BIGNUM),

	ASN1_SIMPLE(RSA, e, BIGNUM),

	ASN1_SIMPLE(RSA, d, BIGNUM),

	ASN1_SIMPLE(RSA, p, BIGNUM),

	ASN1_SIMPLE(RSA, q, BIGNUM),

	ASN1_SIMPLE(RSA, dmp1, BIGNUM),

	ASN1_SIMPLE(RSA, dmq1, BIGNUM),

	ASN1_SIMPLE(RSA, iqmp, BIGNUM)

} ASN1_SEQUENCE_END_cb(RSA, RSAPrivateKey)

ASN1_SEQUENCE_cb(RSAPublicKey, rsa_cb) = {

	ASN1_SIMPLE(RSA, n, BIGNUM),

	ASN1_SIMPLE(RSA, e, BIGNUM),

} ASN1_SEQUENCE_END_cb(RSA, RSAPublicKey)

IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(RSA, RSAPrivateKey, RSAPrivateKey)

IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(RSA, RSAPublicKey, RSAPublicKey)

EXPORT_C RSA *RSAPublicKey_dup(RSA *rsa)

	{

	return ASN1_item_dup(ASN1_ITEM_rptr(RSAPublicKey), rsa);

	}

EXPORT_C RSA *RSAPrivateKey_dup(RSA *rsa)

	{

	return ASN1_item_dup(ASN1_ITEM_rptr(RSAPrivateKey), rsa);

	}