yuzu/externals/libressl/crypto/evp/m_gost2814789.c
2022-04-24 22:29:35 +02:00

114 lines
3.7 KiB
C
Executable File

/* $OpenBSD: m_gost2814789.c,v 1.3 2021/12/12 21:30:13 tb Exp $ */
/*
* Copyright (c) 2014 Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
* Copyright (c) 2005-2006 Cryptocom LTD
*
* 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.
* ====================================================================
*/
#include <openssl/opensslconf.h>
#ifndef OPENSSL_NO_GOST
#include <openssl/evp.h>
#include <openssl/gost.h>
#include <openssl/objects.h>
#include "evp_locl.h"
static int
gost2814789_init(EVP_MD_CTX *ctx)
{
return GOST2814789IMIT_Init(ctx->md_data,
NID_id_Gost28147_89_CryptoPro_A_ParamSet);
}
static int
gost2814789_update(EVP_MD_CTX *ctx, const void *data, size_t count)
{
return GOST2814789IMIT_Update(ctx->md_data, data, count);
}
static int
gost2814789_final(EVP_MD_CTX *ctx, unsigned char *md)
{
return GOST2814789IMIT_Final(md, ctx->md_data);
}
static int
gost2814789_md_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2)
{
GOST2814789IMIT_CTX *gctx = ctx->md_data;
switch (cmd) {
case EVP_MD_CTRL_SET_KEY:
return Gost2814789_set_key(&gctx->cipher, p2, p1);
case EVP_MD_CTRL_GOST_SET_SBOX:
return Gost2814789_set_sbox(&gctx->cipher, p1);
}
return -2;
}
static const EVP_MD gost2814789imit_md = {
.type = NID_id_Gost28147_89_MAC,
.pkey_type = NID_undef,
.md_size = GOST2814789IMIT_LENGTH,
.flags = 0,
.init = gost2814789_init,
.update = gost2814789_update,
.final = gost2814789_final,
.block_size = GOST2814789IMIT_CBLOCK,
.ctx_size = sizeof(EVP_MD *) + sizeof(GOST2814789IMIT_CTX),
.md_ctrl = gost2814789_md_ctrl,
};
const EVP_MD *
EVP_gost2814789imit(void)
{
return (&gost2814789imit_md);
}
#endif