Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 1 | /* crypto/sha/sha.h */ |
| 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 | #ifndef HEADER_SHA_H |
| 60 | #define HEADER_SHA_H |
| 61 | |
| 62 | #include <openssl/e_os2.h> |
| 63 | #include <stddef.h> |
| 64 | |
| 65 | #ifdef __cplusplus |
| 66 | extern "C" { |
| 67 | #endif |
| 68 | |
| 69 | #if defined(OPENSSL_NO_SHA) || (defined(OPENSSL_NO_SHA0) && defined(OPENSSL_NO_SHA1)) |
| 70 | #error SHA is disabled. |
| 71 | #endif |
| 72 | |
| 73 | #if defined(OPENSSL_FIPS) |
| 74 | #define FIPS_SHA_SIZE_T size_t |
| 75 | #endif |
| 76 | |
| 77 | /* |
| 78 | * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
| 79 | * ! SHA_LONG has to be at least 32 bits wide. If it's wider, then ! |
| 80 | * ! SHA_LONG_LOG2 has to be defined along. ! |
| 81 | * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
| 82 | */ |
| 83 | |
| 84 | #if defined(__LP32__) |
| 85 | #define SHA_LONG unsigned long |
| 86 | #elif defined(OPENSSL_SYS_CRAY) || defined(__ILP64__) |
| 87 | #define SHA_LONG unsigned long |
| 88 | #define SHA_LONG_LOG2 3 |
| 89 | #else |
| 90 | #define SHA_LONG unsigned int |
| 91 | #endif |
| 92 | |
| 93 | #define SHA_LBLOCK 16 |
| 94 | #define SHA_CBLOCK (SHA_LBLOCK*4) /* SHA treats input data as a |
| 95 | * contiguous array of 32 bit |
| 96 | * wide big-endian values. */ |
| 97 | #define SHA_LAST_BLOCK (SHA_CBLOCK-8) |
| 98 | #define SHA_DIGEST_LENGTH 20 |
| 99 | |
| 100 | typedef struct SHAstate_st |
| 101 | { |
| 102 | SHA_LONG h0,h1,h2,h3,h4; |
| 103 | SHA_LONG Nl,Nh; |
| 104 | SHA_LONG data[SHA_LBLOCK]; |
| 105 | unsigned int num; |
| 106 | } SHA_CTX; |
| 107 | |
| 108 | #ifndef OPENSSL_NO_SHA0 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 109 | int SHA_Init(SHA_CTX *c); |
| 110 | int SHA_Update(SHA_CTX *c, const void *data, size_t len); |
| 111 | int SHA_Final(unsigned char *md, SHA_CTX *c); |
| 112 | unsigned char *SHA(const unsigned char *d, size_t n, unsigned char *md); |
| 113 | void SHA_Transform(SHA_CTX *c, const unsigned char *data); |
| 114 | #endif |
| 115 | #ifndef OPENSSL_NO_SHA1 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 116 | int SHA1_Init(SHA_CTX *c); |
| 117 | int SHA1_Update(SHA_CTX *c, const void *data, size_t len); |
| 118 | int SHA1_Final(unsigned char *md, SHA_CTX *c); |
| 119 | unsigned char *SHA1(const unsigned char *d, size_t n, unsigned char *md); |
| 120 | void SHA1_Transform(SHA_CTX *c, const unsigned char *data); |
| 121 | #endif |
| 122 | |
| 123 | #define SHA256_CBLOCK (SHA_LBLOCK*4) /* SHA-256 treats input data as a |
| 124 | * contiguous array of 32 bit |
| 125 | * wide big-endian values. */ |
| 126 | #define SHA224_DIGEST_LENGTH 28 |
| 127 | #define SHA256_DIGEST_LENGTH 32 |
| 128 | |
| 129 | typedef struct SHA256state_st |
| 130 | { |
| 131 | SHA_LONG h[8]; |
| 132 | SHA_LONG Nl,Nh; |
| 133 | SHA_LONG data[SHA_LBLOCK]; |
| 134 | unsigned int num,md_len; |
| 135 | } SHA256_CTX; |
| 136 | |
| 137 | #ifndef OPENSSL_NO_SHA256 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 138 | int SHA224_Init(SHA256_CTX *c); |
| 139 | int SHA224_Update(SHA256_CTX *c, const void *data, size_t len); |
| 140 | int SHA224_Final(unsigned char *md, SHA256_CTX *c); |
| 141 | unsigned char *SHA224(const unsigned char *d, size_t n,unsigned char *md); |
| 142 | int SHA256_Init(SHA256_CTX *c); |
| 143 | int SHA256_Update(SHA256_CTX *c, const void *data, size_t len); |
| 144 | int SHA256_Final(unsigned char *md, SHA256_CTX *c); |
| 145 | unsigned char *SHA256(const unsigned char *d, size_t n,unsigned char *md); |
| 146 | void SHA256_Transform(SHA256_CTX *c, const unsigned char *data); |
| 147 | #endif |
| 148 | |
| 149 | #define SHA384_DIGEST_LENGTH 48 |
| 150 | #define SHA512_DIGEST_LENGTH 64 |
| 151 | |
| 152 | #ifndef OPENSSL_NO_SHA512 |
| 153 | /* |
| 154 | * Unlike 32-bit digest algorithms, SHA-512 *relies* on SHA_LONG64 |
| 155 | * being exactly 64-bit wide. See Implementation Notes in sha512.c |
| 156 | * for further details. |
| 157 | */ |
| 158 | #define SHA512_CBLOCK (SHA_LBLOCK*8) /* SHA-512 treats input data as a |
| 159 | * contiguous array of 64 bit |
| 160 | * wide big-endian values. */ |
| 161 | #if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__) |
| 162 | #define SHA_LONG64 unsigned __int64 |
| 163 | #define U64(C) C##UI64 |
| 164 | #elif defined(__arch64__) |
| 165 | #define SHA_LONG64 unsigned long |
| 166 | #define U64(C) C##UL |
| 167 | #else |
| 168 | #define SHA_LONG64 unsigned long long |
| 169 | #define U64(C) C##ULL |
| 170 | #endif |
| 171 | |
| 172 | typedef struct SHA512state_st |
| 173 | { |
| 174 | SHA_LONG64 h[8]; |
| 175 | SHA_LONG64 Nl,Nh; |
| 176 | union { |
| 177 | SHA_LONG64 d[SHA_LBLOCK]; |
| 178 | unsigned char p[SHA512_CBLOCK]; |
| 179 | } u; |
| 180 | unsigned int num,md_len; |
| 181 | } SHA512_CTX; |
| 182 | #endif |
| 183 | |
| 184 | #ifndef OPENSSL_NO_SHA512 |
Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 185 | int SHA384_Init(SHA512_CTX *c); |
| 186 | int SHA384_Update(SHA512_CTX *c, const void *data, size_t len); |
| 187 | int SHA384_Final(unsigned char *md, SHA512_CTX *c); |
| 188 | unsigned char *SHA384(const unsigned char *d, size_t n,unsigned char *md); |
| 189 | int SHA512_Init(SHA512_CTX *c); |
| 190 | int SHA512_Update(SHA512_CTX *c, const void *data, size_t len); |
| 191 | int SHA512_Final(unsigned char *md, SHA512_CTX *c); |
| 192 | unsigned char *SHA512(const unsigned char *d, size_t n,unsigned char *md); |
| 193 | void SHA512_Transform(SHA512_CTX *c, const unsigned char *data); |
| 194 | #endif |
| 195 | |
| 196 | #ifdef __cplusplus |
| 197 | } |
| 198 | #endif |
| 199 | |
| 200 | #endif |