[352] | 1 | /* hash.h
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| 2 | *
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| 3 | * Copyright (C) 2006-2017 wolfSSL Inc.
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| 4 | *
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| 5 | * This file is part of wolfSSL.
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| 6 | *
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| 7 | * wolfSSL is free software; you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation; either version 2 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * wolfSSL is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with this program; if not, write to the Free Software
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| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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| 20 | */
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| 21 |
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[372] | 22 | /*!
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| 23 | \file wolfssl/wolfcrypt/hash.h
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| 24 | */
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[352] | 25 |
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| 26 | #ifndef WOLF_CRYPT_HASH_H
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| 27 | #define WOLF_CRYPT_HASH_H
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| 28 |
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| 29 | #include <wolfssl/wolfcrypt/types.h>
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| 30 |
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| 31 | #ifndef NO_MD5
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| 32 | #include <wolfssl/wolfcrypt/md5.h>
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| 33 | #endif
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| 34 | #ifndef NO_SHA
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| 35 | #include <wolfssl/wolfcrypt/sha.h>
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| 36 | #endif
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| 37 | #if defined(WOLFSSL_SHA224) || !defined(NO_SHA256)
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| 38 | #include <wolfssl/wolfcrypt/sha256.h>
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| 39 | #endif
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| 40 | #if defined(WOLFSSL_SHA384) || defined(WOLFSSL_SHA512)
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| 41 | #include <wolfssl/wolfcrypt/sha512.h>
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| 42 | #endif
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[372] | 43 | #ifdef HAVE_BLAKE2
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| 44 | #include <wolfssl/wolfcrypt/blake2.h>
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| 45 | #endif
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| 46 | #ifdef WOLFSSL_SHA3
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| 47 | #include <wolfssl/wolfcrypt/sha3.h>
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| 48 | #endif
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| 49 | #ifndef NO_MD4
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| 50 | #include <wolfssl/wolfcrypt/md4.h>
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| 51 | #endif
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| 52 | #ifdef WOLFSSL_MD2
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| 53 | #include <wolfssl/wolfcrypt/md2.h>
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| 54 | #endif
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[352] | 55 |
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[372] | 56 |
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[352] | 57 | #ifdef __cplusplus
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| 58 | extern "C" {
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| 59 | #endif
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| 60 |
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[372] | 61 | #if !defined(HAVE_FIPS) && !defined(NO_OLD_WC_NAMES)
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| 62 | #define MAX_DIGEST_SIZE WC_MAX_DIGEST_SIZE
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| 63 | #endif
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[352] | 64 |
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[372] | 65 |
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[352] | 66 | typedef union {
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| 67 | #ifndef NO_MD5
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| 68 | wc_Md5 md5;
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| 69 | #endif
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| 70 | #ifndef NO_SHA
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| 71 | wc_Sha sha;
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| 72 | #endif
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| 73 | #ifdef WOLFSSL_SHA224
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| 74 | wc_Sha224 sha224;
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| 75 | #endif
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| 76 | #ifndef NO_SHA256
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| 77 | wc_Sha256 sha256;
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| 78 | #endif
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| 79 | #ifdef WOLFSSL_SHA384
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| 80 | wc_Sha384 sha384;
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| 81 | #endif
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| 82 | #ifdef WOLFSSL_SHA512
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| 83 | wc_Sha512 sha512;
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| 84 | #endif
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| 85 | } wc_HashAlg;
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| 86 |
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| 87 | /* Find largest possible digest size
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| 88 | Note if this gets up to the size of 80 or over check smallstack build */
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[372] | 89 | #if defined(WOLFSSL_SHA3)
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| 90 | #define WC_MAX_DIGEST_SIZE WC_SHA3_512_DIGEST_SIZE
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| 91 | #define WC_MAX_BLOCK_SIZE WC_SHA3_224_BLOCK_SIZE /* 224 is the largest block size */
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| 92 | #elif defined(WOLFSSL_SHA512)
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[352] | 93 | #define WC_MAX_DIGEST_SIZE WC_SHA512_DIGEST_SIZE
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[372] | 94 | #define WC_MAX_BLOCK_SIZE WC_SHA512_BLOCK_SIZE
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| 95 | #elif defined(HAVE_BLAKE2)
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| 96 | #define WC_MAX_DIGEST_SIZE BLAKE2B_OUTBYTES
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| 97 | #define WC_MAX_BLOCK_SIZE BLAKE2B_BLOCKBYTES
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[352] | 98 | #elif defined(WOLFSSL_SHA384)
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| 99 | #define WC_MAX_DIGEST_SIZE WC_SHA384_DIGEST_SIZE
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[372] | 100 | #define WC_MAX_BLOCK_SIZE WC_SHA384_BLOCK_SIZE
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[352] | 101 | #elif !defined(NO_SHA256)
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| 102 | #define WC_MAX_DIGEST_SIZE WC_SHA256_DIGEST_SIZE
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[372] | 103 | #define WC_MAX_BLOCK_SIZE WC_SHA256_BLOCK_SIZE
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[352] | 104 | #elif defined(WOLFSSL_SHA224)
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| 105 | #define WC_MAX_DIGEST_SIZE WC_SHA224_DIGEST_SIZE
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[372] | 106 | #define WC_MAX_BLOCK_SIZE WC_SHA224_BLOCK_SIZE
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[352] | 107 | #elif !defined(NO_SHA)
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| 108 | #define WC_MAX_DIGEST_SIZE WC_SHA_DIGEST_SIZE
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[372] | 109 | #define WC_MAX_BLOCK_SIZE WC_SHA_BLOCK_SIZE
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[352] | 110 | #elif !defined(NO_MD5)
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| 111 | #define WC_MAX_DIGEST_SIZE WC_MD5_DIGEST_SIZE
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[372] | 112 | #define WC_MAX_BLOCK_SIZE WC_MD5_BLOCK_SIZE
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[352] | 113 | #else
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| 114 | #define WC_MAX_DIGEST_SIZE 64 /* default to max size of 64 */
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[372] | 115 | #define WC_MAX_BLOCK_SIZE 128
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[352] | 116 | #endif
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| 117 |
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| 118 | #if !defined(NO_ASN) || !defined(NO_DH) || defined(HAVE_ECC)
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| 119 | WOLFSSL_API int wc_HashGetOID(enum wc_HashType hash_type);
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[372] | 120 | WOLFSSL_API enum wc_HashType wc_OidGetHash(int oid);
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[352] | 121 | #endif
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| 122 |
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[372] | 123 | WOLFSSL_API enum wc_HashType wc_HashTypeConvert(int hashType);
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| 124 |
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[352] | 125 | WOLFSSL_API int wc_HashGetDigestSize(enum wc_HashType hash_type);
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[372] | 126 | WOLFSSL_API int wc_HashGetBlockSize(enum wc_HashType hash_type);
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[352] | 127 | WOLFSSL_API int wc_Hash(enum wc_HashType hash_type,
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| 128 | const byte* data, word32 data_len,
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| 129 | byte* hash, word32 hash_len);
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| 130 |
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| 131 | /* generic hash operation wrappers */
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| 132 | WOLFSSL_API int wc_HashInit(wc_HashAlg* hash, enum wc_HashType type);
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| 133 | WOLFSSL_API int wc_HashUpdate(wc_HashAlg* hash, enum wc_HashType type,
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| 134 | const byte* data, word32 dataSz);
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| 135 | WOLFSSL_API int wc_HashFinal(wc_HashAlg* hash, enum wc_HashType type,
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| 136 | byte* out);
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[372] | 137 | WOLFSSL_API int wc_HashFree(wc_HashAlg* hash, enum wc_HashType type);
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[352] | 138 |
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| 139 | #ifndef NO_MD5
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| 140 | #include <wolfssl/wolfcrypt/md5.h>
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| 141 | WOLFSSL_API int wc_Md5Hash(const byte* data, word32 len, byte* hash);
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| 142 | #endif
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| 143 |
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| 144 | #ifndef NO_SHA
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| 145 | #include <wolfssl/wolfcrypt/sha.h>
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| 146 | WOLFSSL_API int wc_ShaHash(const byte*, word32, byte*);
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| 147 | #endif
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| 148 |
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[372] | 149 | #ifdef WOLFSSL_SHA224
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| 150 | #include <wolfssl/wolfcrypt/sha256.h>
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| 151 | WOLFSSL_API int wc_Sha224Hash(const byte*, word32, byte*);
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| 152 | #endif /* defined(WOLFSSL_SHA224) */
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| 153 |
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[352] | 154 | #ifndef NO_SHA256
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| 155 | #include <wolfssl/wolfcrypt/sha256.h>
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| 156 | WOLFSSL_API int wc_Sha256Hash(const byte*, word32, byte*);
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| 157 | #endif
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| 158 |
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[372] | 159 | #ifdef WOLFSSL_SHA384
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| 160 | #include <wolfssl/wolfcrypt/sha512.h>
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| 161 | WOLFSSL_API int wc_Sha384Hash(const byte*, word32, byte*);
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| 162 | #endif /* defined(WOLFSSL_SHA384) */
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| 163 |
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[352] | 164 | #ifdef WOLFSSL_SHA512
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| 165 | #include <wolfssl/wolfcrypt/sha512.h>
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| 166 | WOLFSSL_API int wc_Sha512Hash(const byte*, word32, byte*);
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| 167 | #endif /* WOLFSSL_SHA512 */
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| 168 |
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| 169 | #ifdef __cplusplus
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| 170 | } /* extern "C" */
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| 171 | #endif
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| 172 |
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| 173 | #endif /* WOLF_CRYPT_HASH_H */
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