Francois Berder / cyassl-lib

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cyassl/ctaocrypt/hmac.h@0:714293de3836, 2013-09-05 (annotated)

Committer:
ashleymills
Date:
Thu Sep 05 10:33:04 2013 +0000
Revision:
0:714293de3836
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ashleymills 0:714293de3836 1 /* hmac.h
ashleymills 0:714293de3836 2 *
ashleymills 0:714293de3836 3 * Copyright (C) 2006-2013 wolfSSL Inc.
ashleymills 0:714293de3836 4 *
ashleymills 0:714293de3836 5 * This file is part of CyaSSL.
ashleymills 0:714293de3836 6 *
ashleymills 0:714293de3836 7 * CyaSSL is free software; you can redistribute it and/or modify
ashleymills 0:714293de3836 8 * it under the terms of the GNU General Public License as published by
ashleymills 0:714293de3836 9 * the Free Software Foundation; either version 2 of the License, or
ashleymills 0:714293de3836 10 * (at your option) any later version.
ashleymills 0:714293de3836 11 *
ashleymills 0:714293de3836 12 * CyaSSL is distributed in the hope that it will be useful,
ashleymills 0:714293de3836 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
ashleymills 0:714293de3836 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
ashleymills 0:714293de3836 15 * GNU General Public License for more details.
ashleymills 0:714293de3836 16 *
ashleymills 0:714293de3836 17 * You should have received a copy of the GNU General Public License
ashleymills 0:714293de3836 18 * along with this program; if not, write to the Free Software
ashleymills 0:714293de3836 19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
ashleymills 0:714293de3836 20 */
ashleymills 0:714293de3836 21
ashleymills 0:714293de3836 22
ashleymills 0:714293de3836 23 #ifndef NO_HMAC
ashleymills 0:714293de3836 24
ashleymills 0:714293de3836 25 #ifndef CTAO_CRYPT_HMAC_H
ashleymills 0:714293de3836 26 #define CTAO_CRYPT_HMAC_H
ashleymills 0:714293de3836 27
ashleymills 0:714293de3836 28 #include <cyassl/ctaocrypt/types.h>
ashleymills 0:714293de3836 29
ashleymills 0:714293de3836 30 #ifndef NO_MD5
ashleymills 0:714293de3836 31 #include <cyassl/ctaocrypt/md5.h>
ashleymills 0:714293de3836 32 #endif
ashleymills 0:714293de3836 33
ashleymills 0:714293de3836 34 #ifndef NO_SHA
ashleymills 0:714293de3836 35 #include <cyassl/ctaocrypt/sha.h>
ashleymills 0:714293de3836 36 #endif
ashleymills 0:714293de3836 37
ashleymills 0:714293de3836 38 #ifndef NO_SHA256
ashleymills 0:714293de3836 39 #include <cyassl/ctaocrypt/sha256.h>
ashleymills 0:714293de3836 40 #endif
ashleymills 0:714293de3836 41
ashleymills 0:714293de3836 42 #ifdef CYASSL_SHA512
ashleymills 0:714293de3836 43 #include <cyassl/ctaocrypt/sha512.h>
ashleymills 0:714293de3836 44 #endif
ashleymills 0:714293de3836 45
ashleymills 0:714293de3836 46 #ifdef HAVE_CAVIUM
ashleymills 0:714293de3836 47 #include <cyassl/ctaocrypt/logging.h>
ashleymills 0:714293de3836 48 #include "cavium_common.h"
ashleymills 0:714293de3836 49 #endif
ashleymills 0:714293de3836 50
ashleymills 0:714293de3836 51 #ifdef __cplusplus
ashleymills 0:714293de3836 52 extern "C" {
ashleymills 0:714293de3836 53 #endif
ashleymills 0:714293de3836 54
ashleymills 0:714293de3836 55
ashleymills 0:714293de3836 56 #define CYASSL_HMAC_CAVIUM_MAGIC 0xBEEF0005
ashleymills 0:714293de3836 57
ashleymills 0:714293de3836 58 enum {
ashleymills 0:714293de3836 59 IPAD = 0x36,
ashleymills 0:714293de3836 60 OPAD = 0x5C,
ashleymills 0:714293de3836 61
ashleymills 0:714293de3836 62 /* If any hash is not enabled, add the ID here. */
ashleymills 0:714293de3836 63 #ifdef NO_MD5
ashleymills 0:714293de3836 64 MD5 = 0,
ashleymills 0:714293de3836 65 #endif
ashleymills 0:714293de3836 66 #ifdef NO_SHA
ashleymills 0:714293de3836 67 SHA = 1,
ashleymills 0:714293de3836 68 #endif
ashleymills 0:714293de3836 69 #ifdef NO_SHA256
ashleymills 0:714293de3836 70 SHA256 = 2,
ashleymills 0:714293de3836 71 #endif
ashleymills 0:714293de3836 72 #ifndef CYASSL_SHA512
ashleymills 0:714293de3836 73 SHA512 = 4,
ashleymills 0:714293de3836 74 #endif
ashleymills 0:714293de3836 75 #ifndef CYASSL_SHA384
ashleymills 0:714293de3836 76 SHA384 = 5,
ashleymills 0:714293de3836 77 #endif
ashleymills 0:714293de3836 78
ashleymills 0:714293de3836 79 /* Select the largest available hash for the buffer size. */
ashleymills 0:714293de3836 80 #if defined(CYASSL_SHA512)
ashleymills 0:714293de3836 81 INNER_HASH_SIZE = SHA512_DIGEST_SIZE,
ashleymills 0:714293de3836 82 HMAC_BLOCK_SIZE = SHA512_BLOCK_SIZE
ashleymills 0:714293de3836 83 #elif defined(CYASSL_SHA384)
ashleymills 0:714293de3836 84 INNER_HASH_SIZE = SHA384_DIGEST_SIZE,
ashleymills 0:714293de3836 85 HMAC_BLOCK_SIZE = SHA384_BLOCK_SIZE
ashleymills 0:714293de3836 86 #elif !defined(NO_SHA256)
ashleymills 0:714293de3836 87 INNER_HASH_SIZE = SHA256_DIGEST_SIZE,
ashleymills 0:714293de3836 88 HMAC_BLOCK_SIZE = SHA256_BLOCK_SIZE
ashleymills 0:714293de3836 89 #elif !defined(NO_SHA)
ashleymills 0:714293de3836 90 INNER_HASH_SIZE = SHA_DIGEST_SIZE,
ashleymills 0:714293de3836 91 HMAC_BLOCK_SIZE = SHA_BLOCK_SIZE
ashleymills 0:714293de3836 92 #elif !defined(NO_MD5)
ashleymills 0:714293de3836 93 INNER_HASH_SIZE = MD5_DIGEST_SIZE,
ashleymills 0:714293de3836 94 HMAC_BLOCK_SIZE = MD5_BLOCK_SIZE
ashleymills 0:714293de3836 95 #else
ashleymills 0:714293de3836 96 #error "You have to have some kind of hash if you want to use HMAC."
ashleymills 0:714293de3836 97 #endif
ashleymills 0:714293de3836 98 };
ashleymills 0:714293de3836 99
ashleymills 0:714293de3836 100
ashleymills 0:714293de3836 101 /* hash union */
ashleymills 0:714293de3836 102 typedef union {
ashleymills 0:714293de3836 103 #ifndef NO_MD5
ashleymills 0:714293de3836 104 Md5 md5;
ashleymills 0:714293de3836 105 #endif
ashleymills 0:714293de3836 106 #ifndef NO_SHA
ashleymills 0:714293de3836 107 Sha sha;
ashleymills 0:714293de3836 108 #endif
ashleymills 0:714293de3836 109 #ifndef NO_SHA256
ashleymills 0:714293de3836 110 Sha256 sha256;
ashleymills 0:714293de3836 111 #endif
ashleymills 0:714293de3836 112 #ifdef CYASSL_SHA384
ashleymills 0:714293de3836 113 Sha384 sha384;
ashleymills 0:714293de3836 114 #endif
ashleymills 0:714293de3836 115 #ifdef CYASSL_SHA512
ashleymills 0:714293de3836 116 Sha512 sha512;
ashleymills 0:714293de3836 117 #endif
ashleymills 0:714293de3836 118 } Hash;
ashleymills 0:714293de3836 119
ashleymills 0:714293de3836 120 /* Hmac digest */
ashleymills 0:714293de3836 121 typedef struct Hmac {
ashleymills 0:714293de3836 122 Hash hash;
ashleymills 0:714293de3836 123 word32 ipad[HMAC_BLOCK_SIZE / sizeof(word32)]; /* same block size all*/
ashleymills 0:714293de3836 124 word32 opad[HMAC_BLOCK_SIZE / sizeof(word32)];
ashleymills 0:714293de3836 125 word32 innerHash[INNER_HASH_SIZE / sizeof(word32)]; /* max size */
ashleymills 0:714293de3836 126 byte macType; /* md5 sha or sha256 */
ashleymills 0:714293de3836 127 byte innerHashKeyed; /* keyed flag */
ashleymills 0:714293de3836 128 #ifdef HAVE_CAVIUM
ashleymills 0:714293de3836 129 word16 keyLen; /* hmac key length */
ashleymills 0:714293de3836 130 word16 dataLen;
ashleymills 0:714293de3836 131 HashType type; /* hmac key type */
ashleymills 0:714293de3836 132 int devId; /* nitrox device id */
ashleymills 0:714293de3836 133 word32 magic; /* using cavium magic */
ashleymills 0:714293de3836 134 word64 contextHandle; /* nitrox context memory handle */
ashleymills 0:714293de3836 135 byte* data; /* buffered input data for one call */
ashleymills 0:714293de3836 136 #endif
ashleymills 0:714293de3836 137 } Hmac;
ashleymills 0:714293de3836 138
ashleymills 0:714293de3836 139
ashleymills 0:714293de3836 140 /* does init */
ashleymills 0:714293de3836 141 CYASSL_API void HmacSetKey(Hmac*, int type, const byte* key, word32 keySz);
ashleymills 0:714293de3836 142 CYASSL_API void HmacUpdate(Hmac*, const byte*, word32);
ashleymills 0:714293de3836 143 CYASSL_API void HmacFinal(Hmac*, byte*);
ashleymills 0:714293de3836 144
ashleymills 0:714293de3836 145 #ifdef HAVE_CAVIUM
ashleymills 0:714293de3836 146 CYASSL_API int HmacInitCavium(Hmac*, int);
ashleymills 0:714293de3836 147 CYASSL_API void HmacFreeCavium(Hmac*);
ashleymills 0:714293de3836 148 #endif
ashleymills 0:714293de3836 149
ashleymills 0:714293de3836 150
ashleymills 0:714293de3836 151 #ifdef __cplusplus
ashleymills 0:714293de3836 152 } /* extern "C" */
ashleymills 0:714293de3836 153 #endif
ashleymills 0:714293de3836 154
ashleymills 0:714293de3836 155 #endif /* CTAO_CRYPT_HMAC_H */
ashleymills 0:714293de3836 156
ashleymills 0:714293de3836 157 #endif /* NO_HMAC */
ashleymills 0:714293de3836 158