1 /* $OpenBSD: m_streebog.c,v 1.1 2014/11/09 19:17:13 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 132