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/* $OpenBSD: ecs_lib.c,v 1.24 2023/07/05 11:37:46 tb Exp $ */
/* ====================================================================
* Copyright (c) 1998-2005 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).
*
*/
#include <string.h>
#include <openssl/opensslconf.h>
#ifndef OPENSSL_NO_ENGINE
#include <openssl/engine.h>
#endif
#include <openssl/err.h>
#include <openssl/bn.h>
#include "ec_local.h"
#include "ecdsa_local.h"
static const ECDSA_METHOD *default_ECDSA_method = NULL;
static const ECDSA_METHOD openssl_ecdsa_meth = {
.name = "OpenSSL ECDSA method",
.ecdsa_do_sign = ecdsa_sign_sig,
.ecdsa_sign_setup = ecdsa_sign_setup,
.ecdsa_do_verify = ecdsa_verify_sig,
};
const ECDSA_METHOD *
ECDSA_OpenSSL(void)
{
return &openssl_ecdsa_meth;
}
void
ECDSA_set_default_method(const ECDSA_METHOD *meth)
{
default_ECDSA_method = meth;
}
const ECDSA_METHOD *
ECDSA_get_default_method(void)
{
if (!default_ECDSA_method) {
default_ECDSA_method = ECDSA_OpenSSL();
}
return default_ECDSA_method;
}
int
ECDSA_set_method(EC_KEY *eckey, const ECDSA_METHOD *meth)
{
return 0;
}
int
ECDSA_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func)
{
return -1;
}
int
ECDSA_set_ex_data(EC_KEY *d, int idx, void *arg)
{
return 0;
}
void *
ECDSA_get_ex_data(EC_KEY *d, int idx)
{
return NULL;
}
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