lib/libcrypto/evp/m_streebog.c

   1 /* $OpenBSD: m_streebog.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
  52 #include <openssl/opensslconf.h>
  53
  54 #ifndef OPENSSL_NO_GOST
  55
  56 #include <openssl/evp.h>
  57 #include <openssl/gost.h>
  58 #include <openssl/objects.h>
  59
  60 static int
  61 streebog_init256(EVP_MD_CTX *ctx)
  62 {
  63         return STREEBOG256_Init(ctx->md_data);
  64 }
  65
  66 static int
  67 streebog_update256(EVP_MD_CTX *ctx, const void *data, size_t count)
  68 {
  69         return STREEBOG256_Update(ctx->md_data, data, count);
  70 }
  71
  72 static int
  73 streebog_final256(EVP_MD_CTX *ctx, unsigned char *md)
  74 {
  75         return STREEBOG256_Final(md, ctx->md_data);
  76 }
  77
  78 static int
  79 streebog_init512(EVP_MD_CTX *ctx)
  80 {
  81         return STREEBOG512_Init(ctx->md_data);
  82 }
  83
  84 static int
  85 streebog_update512(EVP_MD_CTX *ctx, const void *data, size_t count)
  86 {
  87         return STREEBOG512_Update(ctx->md_data, data, count);
  88 }
  89
  90 static int
  91 streebog_final512(EVP_MD_CTX *ctx, unsigned char *md)
  92 {
  93         return STREEBOG512_Final(md, ctx->md_data);
  94 }
  95
  96 static const EVP_MD streebog256_md = {
  97         .type = NID_id_tc26_gost3411_2012_256,
  98         .pkey_type = NID_undef,
  99         .md_size = STREEBOG256_LENGTH,
 100         .flags = EVP_MD_FLAG_PKEY_METHOD_SIGNATURE,
 101         .init = streebog_init256,
 102         .update = streebog_update256,
 103         .final = streebog_final256,
 104         .block_size = STREEBOG_CBLOCK,
 105         .ctx_size = sizeof(EVP_MD *) + sizeof(STREEBOG_CTX),
 106 };
 107
 108 static const EVP_MD streebog512_md = {
 109         .type = NID_id_tc26_gost3411_2012_512,
 110         .pkey_type = NID_undef,
 111         .md_size = STREEBOG512_LENGTH,
 112         .flags = EVP_MD_FLAG_PKEY_METHOD_SIGNATURE,
 113         .init = streebog_init512,
 114         .update = streebog_update512,
 115         .final = streebog_final512,
 116         .block_size = STREEBOG_CBLOCK,
 117         .ctx_size = sizeof(EVP_MD *) + sizeof(STREEBOG_CTX),
 118 };
 119
 120 const EVP_MD *
 121 EVP_streebog256(void)
 122 {
 123         return (&streebog256_md);
 124 }
 125
 126 const EVP_MD *
 127 EVP_streebog512(void)
 128 {
 129         return (&streebog512_md);
 130 }
 131 #endif