/* crypto/bn/bn_depr.c */

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

 * Copyright (c) 1998-2002 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

 *    openssl-core@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).

 *

 */

/* Support for deprecated functions goes here - static linkage will only slurp

 * this code if applications are using them directly. */

#include <stdio.h>

#include <time.h>

#include "cryptlib.h"

#include "bn_lcl.h"

#include <openssl/rand.h>

static void *dummy=&dummy;

#ifndef OPENSSL_NO_DEPRECATED

EXPORT_C BIGNUM *BN_generate_prime(BIGNUM *ret, int bits, int safe,

	const BIGNUM *add, const BIGNUM *rem,

	void (*callback)(int,int,void *), void *cb_arg)

	{

	BN_GENCB cb;

	BIGNUM *rnd=NULL;

	int found = 0;

	BN_GENCB_set_old(&cb, callback, cb_arg);

	if (ret == NULL)

		{

		if ((rnd=BN_new()) == NULL) goto err;

		}

	else

		rnd=ret;

	if(!BN_generate_prime_ex(rnd, bits, safe, add, rem, &cb))

		goto err;

	/* we have a prime :-) */

	found = 1;

err:

	if (!found && (ret == NULL) && (rnd != NULL)) BN_free(rnd);

	return(found ? rnd : NULL);

	}

EXPORT_C int BN_is_prime(const BIGNUM *a, int checks, void (*callback)(int,int,void *),

	BN_CTX *ctx_passed, void *cb_arg)

	{

	BN_GENCB cb;

	BN_GENCB_set_old(&cb, callback, cb_arg);

	return BN_is_prime_ex(a, checks, ctx_passed, &cb);

	}

EXPORT_C int BN_is_prime_fasttest(const BIGNUM *a, int checks,

		void (*callback)(int,int,void *),

		BN_CTX *ctx_passed, void *cb_arg,

		int do_trial_division)

	{

	BN_GENCB cb;

	BN_GENCB_set_old(&cb, callback, cb_arg);

	return BN_is_prime_fasttest_ex(a, checks, ctx_passed,

				do_trial_division, &cb);

	}

#endif