Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 1 | /* crypto/evp/m_sha1.c */ |
| 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * This package is an SSL implementation written |
| 6 | * by Eric Young (eay@cryptsoft.com). |
| 7 | * The implementation was written so as to conform with Netscapes SSL. |
| 8 | * |
| 9 | * This library is free for commercial and non-commercial use as long as |
| 10 | * the following conditions are aheared to. The following conditions |
| 11 | * apply to all code found in this distribution, be it the RC4, RSA, |
| 12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation |
| 13 | * included with this distribution is covered by the same copyright terms |
| 14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). |
| 15 | * |
| 16 | * Copyright remains Eric Young's, and as such any Copyright notices in |
| 17 | * the code are not to be removed. |
| 18 | * If this package is used in a product, Eric Young should be given attribution |
| 19 | * as the author of the parts of the library used. |
| 20 | * This can be in the form of a textual message at program startup or |
| 21 | * in documentation (online or textual) provided with the package. |
| 22 | * |
| 23 | * Redistribution and use in source and binary forms, with or without |
| 24 | * modification, are permitted provided that the following conditions |
| 25 | * are met: |
| 26 | * 1. Redistributions of source code must retain the copyright |
| 27 | * notice, this list of conditions and the following disclaimer. |
| 28 | * 2. Redistributions in binary form must reproduce the above copyright |
| 29 | * notice, this list of conditions and the following disclaimer in the |
| 30 | * documentation and/or other materials provided with the distribution. |
| 31 | * 3. All advertising materials mentioning features or use of this software |
| 32 | * must display the following acknowledgement: |
| 33 | * "This product includes cryptographic software written by |
| 34 | * Eric Young (eay@cryptsoft.com)" |
| 35 | * The word 'cryptographic' can be left out if the rouines from the library |
| 36 | * being used are not cryptographic related :-). |
| 37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
| 38 | * the apps directory (application code) you must include an acknowledgement: |
| 39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
| 40 | * |
| 41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
| 42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| 45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 51 | * SUCH DAMAGE. |
| 52 | * |
| 53 | * The licence and distribution terms for any publically available version or |
| 54 | * derivative of this code cannot be changed. i.e. this code cannot simply be |
| 55 | * copied and put under another distribution licence |
| 56 | * [including the GNU Public Licence.] |
| 57 | */ |
| 58 | |
| 59 | #include <stdio.h> |
| 60 | #include "cryptlib.h" |
| 61 | |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 62 | #ifndef OPENSSL_NO_SHA |
| 63 | |
| 64 | #include <openssl/evp.h> |
| 65 | #include <openssl/objects.h> |
| 66 | #include <openssl/x509.h> |
| 67 | #ifndef OPENSSL_NO_RSA |
| 68 | #include <openssl/rsa.h> |
| 69 | #endif |
| 70 | |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 71 | static int init(EVP_MD_CTX *ctx) |
| 72 | { return SHA1_Init(ctx->md_data); } |
| 73 | |
| 74 | static int update(EVP_MD_CTX *ctx,const void *data,size_t count) |
| 75 | { return SHA1_Update(ctx->md_data,data,count); } |
| 76 | |
| 77 | static int final(EVP_MD_CTX *ctx,unsigned char *md) |
| 78 | { return SHA1_Final(md,ctx->md_data); } |
| 79 | |
| 80 | static const EVP_MD sha1_md= |
| 81 | { |
| 82 | NID_sha1, |
| 83 | NID_sha1WithRSAEncryption, |
| 84 | SHA_DIGEST_LENGTH, |
| 85 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT, |
| 86 | init, |
| 87 | update, |
| 88 | final, |
| 89 | NULL, |
| 90 | NULL, |
| 91 | EVP_PKEY_RSA_method, |
| 92 | SHA_CBLOCK, |
| 93 | sizeof(EVP_MD *)+sizeof(SHA_CTX), |
| 94 | }; |
| 95 | |
| 96 | const EVP_MD *EVP_sha1(void) |
| 97 | { |
| 98 | return(&sha1_md); |
| 99 | } |
| 100 | #endif |
| 101 | |
| 102 | #ifndef OPENSSL_NO_SHA256 |
| 103 | static int init224(EVP_MD_CTX *ctx) |
| 104 | { return SHA224_Init(ctx->md_data); } |
| 105 | static int init256(EVP_MD_CTX *ctx) |
| 106 | { return SHA256_Init(ctx->md_data); } |
| 107 | /* |
| 108 | * Even though there're separate SHA224_[Update|Final], we call |
| 109 | * SHA256 functions even in SHA224 context. This is what happens |
| 110 | * there anyway, so we can spare few CPU cycles:-) |
| 111 | */ |
| 112 | static int update256(EVP_MD_CTX *ctx,const void *data,size_t count) |
| 113 | { return SHA256_Update(ctx->md_data,data,count); } |
| 114 | static int final256(EVP_MD_CTX *ctx,unsigned char *md) |
| 115 | { return SHA256_Final(md,ctx->md_data); } |
| 116 | |
| 117 | static const EVP_MD sha224_md= |
| 118 | { |
| 119 | NID_sha224, |
| 120 | NID_sha224WithRSAEncryption, |
| 121 | SHA224_DIGEST_LENGTH, |
| 122 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT, |
| 123 | init224, |
| 124 | update256, |
| 125 | final256, |
| 126 | NULL, |
| 127 | NULL, |
| 128 | EVP_PKEY_RSA_method, |
| 129 | SHA256_CBLOCK, |
| 130 | sizeof(EVP_MD *)+sizeof(SHA256_CTX), |
| 131 | }; |
| 132 | |
| 133 | const EVP_MD *EVP_sha224(void) |
| 134 | { return(&sha224_md); } |
| 135 | |
| 136 | static const EVP_MD sha256_md= |
| 137 | { |
| 138 | NID_sha256, |
| 139 | NID_sha256WithRSAEncryption, |
| 140 | SHA256_DIGEST_LENGTH, |
| 141 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT, |
| 142 | init256, |
| 143 | update256, |
| 144 | final256, |
| 145 | NULL, |
| 146 | NULL, |
| 147 | EVP_PKEY_RSA_method, |
| 148 | SHA256_CBLOCK, |
| 149 | sizeof(EVP_MD *)+sizeof(SHA256_CTX), |
| 150 | }; |
| 151 | |
| 152 | const EVP_MD *EVP_sha256(void) |
| 153 | { return(&sha256_md); } |
| 154 | #endif /* ifndef OPENSSL_NO_SHA256 */ |
| 155 | |
| 156 | #ifndef OPENSSL_NO_SHA512 |
| 157 | static int init384(EVP_MD_CTX *ctx) |
| 158 | { return SHA384_Init(ctx->md_data); } |
| 159 | static int init512(EVP_MD_CTX *ctx) |
| 160 | { return SHA512_Init(ctx->md_data); } |
| 161 | /* See comment in SHA224/256 section */ |
| 162 | static int update512(EVP_MD_CTX *ctx,const void *data,size_t count) |
| 163 | { return SHA512_Update(ctx->md_data,data,count); } |
| 164 | static int final512(EVP_MD_CTX *ctx,unsigned char *md) |
| 165 | { return SHA512_Final(md,ctx->md_data); } |
| 166 | |
| 167 | static const EVP_MD sha384_md= |
| 168 | { |
| 169 | NID_sha384, |
| 170 | NID_sha384WithRSAEncryption, |
| 171 | SHA384_DIGEST_LENGTH, |
| 172 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT, |
| 173 | init384, |
| 174 | update512, |
| 175 | final512, |
| 176 | NULL, |
| 177 | NULL, |
| 178 | EVP_PKEY_RSA_method, |
| 179 | SHA512_CBLOCK, |
| 180 | sizeof(EVP_MD *)+sizeof(SHA512_CTX), |
| 181 | }; |
| 182 | |
| 183 | const EVP_MD *EVP_sha384(void) |
| 184 | { return(&sha384_md); } |
| 185 | |
| 186 | static const EVP_MD sha512_md= |
| 187 | { |
| 188 | NID_sha512, |
| 189 | NID_sha512WithRSAEncryption, |
| 190 | SHA512_DIGEST_LENGTH, |
| 191 | EVP_MD_FLAG_PKEY_METHOD_SIGNATURE|EVP_MD_FLAG_DIGALGID_ABSENT, |
| 192 | init512, |
| 193 | update512, |
| 194 | final512, |
| 195 | NULL, |
| 196 | NULL, |
| 197 | EVP_PKEY_RSA_method, |
| 198 | SHA512_CBLOCK, |
| 199 | sizeof(EVP_MD *)+sizeof(SHA512_CTX), |
| 200 | }; |
| 201 | |
| 202 | const EVP_MD *EVP_sha512(void) |
| 203 | { return(&sha512_md); } |
| 204 | #endif /* ifndef OPENSSL_NO_SHA512 */ |