111 lines
3.7 KiB
C
111 lines
3.7 KiB
C
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/* $OpenBSD: m_gost2814789.c,v 1.2 2014/11/09 23:06:50 miod Exp $ */
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/*
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* Copyright (c) 2014 Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
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* Copyright (c) 2005-2006 Cryptocom LTD
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*/
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#include <openssl/opensslconf.h>
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#ifndef OPENSSL_NO_GOST
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#include <openssl/evp.h>
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#include <openssl/gost.h>
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#include <openssl/objects.h>
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static int
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gost2814789_init(EVP_MD_CTX *ctx)
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{
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return GOST2814789IMIT_Init(ctx->md_data,
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NID_id_Gost28147_89_CryptoPro_A_ParamSet);
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}
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static int
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gost2814789_update(EVP_MD_CTX *ctx, const void *data, size_t count)
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{
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return GOST2814789IMIT_Update(ctx->md_data, data, count);
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}
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static int
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gost2814789_final(EVP_MD_CTX *ctx, unsigned char *md)
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{
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return GOST2814789IMIT_Final(md, ctx->md_data);
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}
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static int
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gost2814789_md_ctrl(EVP_MD_CTX *ctx, int cmd, int p1, void *p2)
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{
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GOST2814789IMIT_CTX *gctx = ctx->md_data;
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switch (cmd) {
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case EVP_MD_CTRL_SET_KEY:
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return Gost2814789_set_key(&gctx->cipher, p2, p1);
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case EVP_MD_CTRL_GOST_SET_SBOX:
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return Gost2814789_set_sbox(&gctx->cipher, p1);
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}
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return -2;
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}
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static const EVP_MD gost2814789imit_md = {
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.type = NID_id_Gost28147_89_MAC,
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.pkey_type = NID_undef,
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.md_size = GOST2814789IMIT_LENGTH,
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.flags = 0,
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.init = gost2814789_init,
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.update = gost2814789_update,
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.final = gost2814789_final,
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.block_size = GOST2814789IMIT_CBLOCK,
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.ctx_size = sizeof(EVP_MD *) + sizeof(GOST2814789IMIT_CTX),
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.md_ctrl = gost2814789_md_ctrl,
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};
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const EVP_MD *
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EVP_gost2814789imit(void)
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{
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return (&gost2814789imit_md);
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}
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#endif
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