/* crypto/engine/eng_fat.c */

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

 * Copyright (c) 1999-2001 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).

 *

 */

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

 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.

 * ECDH support in OpenSSL originally developed by 

 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.

 */

#include "eng_int.h"

#include <openssl/conf.h>

EXPORT_C int ENGINE_set_default(ENGINE *e, unsigned int flags)

	{

	if((flags & ENGINE_METHOD_CIPHERS) && !ENGINE_set_default_ciphers(e))

		return 0;

	if((flags & ENGINE_METHOD_DIGESTS) && !ENGINE_set_default_digests(e))

		return 0;

#ifndef OPENSSL_NO_RSA

	if((flags & ENGINE_METHOD_RSA) && !ENGINE_set_default_RSA(e))

		return 0;

#endif

#ifndef OPENSSL_NO_DSA

	if((flags & ENGINE_METHOD_DSA) && !ENGINE_set_default_DSA(e))

		return 0;

#endif

#ifndef OPENSSL_NO_DH

	if((flags & ENGINE_METHOD_DH) && !ENGINE_set_default_DH(e))

		return 0;

#endif

#ifndef OPENSSL_NO_ECDH

	if((flags & ENGINE_METHOD_ECDH) && !ENGINE_set_default_ECDH(e))

		return 0;

#endif

#ifndef OPENSSL_NO_ECDSA

	if((flags & ENGINE_METHOD_ECDSA) && !ENGINE_set_default_ECDSA(e))

		return 0;

#endif

	if((flags & ENGINE_METHOD_RAND) && !ENGINE_set_default_RAND(e))

		return 0;

	return 1;

	}

/* Set default algorithms using a string */

static int int_def_cb(const char *alg, int len, void *arg)

	{

	unsigned int *pflags = arg;

	if (!strncmp(alg, "ALL", len))

		*pflags |= ENGINE_METHOD_ALL;

	else if (!strncmp(alg, "RSA", len))

		*pflags |= ENGINE_METHOD_RSA;

	else if (!strncmp(alg, "DSA", len))

		*pflags |= ENGINE_METHOD_DSA;

	else if (!strncmp(alg, "ECDH", len))

		*pflags |= ENGINE_METHOD_ECDH;

	else if (!strncmp(alg, "ECDSA", len))

		*pflags |= ENGINE_METHOD_ECDSA;

	else if (!strncmp(alg, "DH", len))

		*pflags |= ENGINE_METHOD_DH;

	else if (!strncmp(alg, "RAND", len))

		*pflags |= ENGINE_METHOD_RAND;

	else if (!strncmp(alg, "CIPHERS", len))

		*pflags |= ENGINE_METHOD_CIPHERS;

	else if (!strncmp(alg, "DIGESTS", len))

		*pflags |= ENGINE_METHOD_DIGESTS;

	else

		return 0;

	return 1;

	}

EXPORT_C int ENGINE_set_default_string(ENGINE *e, const char *def_list)

	{

	unsigned int flags = 0;

	if (!CONF_parse_list(def_list, ',', 1, int_def_cb, &flags))

		{

		ENGINEerr(ENGINE_F_ENGINE_SET_DEFAULT_STRING,

					ENGINE_R_INVALID_STRING);

		ERR_add_error_data(2, "str=",def_list);

		return 0;

		}

	return ENGINE_set_default(e, flags);

	}

EXPORT_C int ENGINE_register_complete(ENGINE *e)

	{

	ENGINE_register_ciphers(e);

	ENGINE_register_digests(e);

#ifndef OPENSSL_NO_RSA

	ENGINE_register_RSA(e);

#endif

#ifndef OPENSSL_NO_DSA

	ENGINE_register_DSA(e);

#endif

#ifndef OPENSSL_NO_DH

	ENGINE_register_DH(e);

#endif

#ifndef OPENSSL_NO_ECDH

	ENGINE_register_ECDH(e);

#endif

#ifndef OPENSSL_NO_ECDSA

	ENGINE_register_ECDSA(e);

#endif

	ENGINE_register_RAND(e);

	return 1;

	}

EXPORT_C int ENGINE_register_all_complete(void)

	{

	ENGINE *e;

	for(e=ENGINE_get_first() ; e ; e=ENGINE_get_next(e))

		ENGINE_register_complete(e);

	return 1;

	}