lib/libcrypto/evp/m_gostr341194.c

   1 /* $OpenBSD: m_gostr341194.c,v 1.2 2014/11/09 23:06:50 miod Exp $ */
   2 /*
   3  * Copyright (c) 2014 Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
   4  * Copyright (c) 2005-2006 Cryptocom LTD
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in
  15  *    the documentation and/or other materials provided with the
  16  *    distribution.
  17  *
  18  * 3. All advertising materials mentioning features or use of this
  19  *    software must display the following acknowledgment:
  20  *    "This product includes software developed by the OpenSSL Project
  21  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  22  *
  23  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  24  *    endorse or promote products derived from this software without
  25  *    prior written permission. For written permission, please contact
  26  *    openssl-core@openssl.org.
  27  *
  28  * 5. Products derived from this software may not be called "OpenSSL"
  29  *    nor may "OpenSSL" appear in their names without prior written
  30  *    permission of the OpenSSL Project.
  31  *
  32  * 6. Redistributions of any form whatsoever must retain the following
  33  *    acknowledgment:
  34  *    "This product includes software developed by the OpenSSL Project
  35  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  36  *
  37  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  38  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  39  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  40  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  41  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  42  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  43  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  44  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  45  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  46  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  47  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  48  * OF THE POSSIBILITY OF SUCH DAMAGE.
  49  * ====================================================================
  50  */
  51 #include <stdio.h>
  52
  53 #include <openssl/opensslconf.h>
  54
  55 #ifndef OPENSSL_NO_GOST
  56
  57 #include <openssl/evp.h>
  58 #include <openssl/gost.h>
  59 #include <openssl/objects.h>
  60
  61 static int
  62 gostr341194_init(EVP_MD_CTX *ctx)
  63 {
  64         return GOSTR341194_Init(ctx->md_data,
  65             NID_id_GostR3411_94_CryptoProParamSet);
  66 }
  67
  68 static int
  69 gostr341194_update(EVP_MD_CTX *ctx, const void *data, size_t count)
  70 {
  71         return GOSTR341194_Update(ctx->md_data, data, count);
  72 }
  73
  74 static int
  75 gostr341194_final(EVP_MD_CTX *ctx, unsigned char *md)
  76 {
  77         return GOSTR341194_Final(md, ctx->md_data);
  78 }
  79
  80 static const EVP_MD gostr341194_md = {
  81         .type = NID_id_GostR3411_94,
  82         .pkey_type = NID_undef,
  83         .md_size = GOSTR341194_LENGTH,
  84         .flags = EVP_MD_FLAG_PKEY_METHOD_SIGNATURE,
  85         .init = gostr341194_init,
  86         .update = gostr341194_update,
  87         .final = gostr341194_final,
  88         .block_size = GOSTR341194_CBLOCK,
  89         .ctx_size = sizeof(EVP_MD *) + sizeof(GOSTR341194_CTX),
  90 };
  91
  92 const EVP_MD *
  93 EVP_gostr341194(void)
  94 {
  95         return (&gostr341194_md);
  96 }
  97 #endif