You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
191 lines
4.6 KiB
C
191 lines
4.6 KiB
C
/* hmac.h
|
|
*
|
|
* Copyright (C) 2006-2015 wolfSSL Inc.
|
|
*
|
|
* This file is part of wolfSSL. (formerly known as CyaSSL)
|
|
*
|
|
* wolfSSL is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* wolfSSL is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
|
|
*/
|
|
|
|
|
|
#ifndef NO_HMAC
|
|
|
|
#ifndef WOLF_CRYPT_HMAC_H
|
|
#define WOLF_CRYPT_HMAC_H
|
|
|
|
#include <wolfssl/wolfcrypt/types.h>
|
|
|
|
#ifndef NO_MD5
|
|
#include <wolfssl/wolfcrypt/md5.h>
|
|
#endif
|
|
|
|
#ifndef NO_SHA
|
|
#include <wolfssl/wolfcrypt/sha.h>
|
|
#endif
|
|
|
|
#ifndef NO_SHA256
|
|
#include <wolfssl/wolfcrypt/sha256.h>
|
|
#endif
|
|
|
|
#ifdef WOLFSSL_SHA512
|
|
#include <wolfssl/wolfcrypt/sha512.h>
|
|
#endif
|
|
|
|
#ifdef HAVE_BLAKE2
|
|
#include <wolfssl/wolfcrypt/blake2.h>
|
|
#endif
|
|
|
|
#ifdef HAVE_FIPS
|
|
/* for fips */
|
|
#include <cyassl/ctaocrypt/hmac.h>
|
|
#endif
|
|
|
|
#ifdef HAVE_CAVIUM
|
|
#include <wolfssl/wolfcrypt/logging.h>
|
|
#include "cavium_common.h"
|
|
#endif
|
|
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
#ifndef HAVE_FIPS
|
|
#define WOLFSSL_HMAC_CAVIUM_MAGIC 0xBEEF0005
|
|
|
|
enum {
|
|
HMAC_FIPS_MIN_KEY = 14, /* 112 bit key length minimum */
|
|
|
|
IPAD = 0x36,
|
|
OPAD = 0x5C,
|
|
|
|
/* If any hash is not enabled, add the ID here. */
|
|
#ifdef NO_MD5
|
|
MD5 = 0,
|
|
#endif
|
|
#ifdef NO_SHA
|
|
SHA = 1,
|
|
#endif
|
|
#ifdef NO_SHA256
|
|
SHA256 = 2,
|
|
#endif
|
|
#ifndef WOLFSSL_SHA512
|
|
SHA512 = 4,
|
|
#endif
|
|
#ifndef WOLFSSL_SHA384
|
|
SHA384 = 5,
|
|
#endif
|
|
#ifndef HAVE_BLAKE2
|
|
BLAKE2B_ID = 7,
|
|
#endif
|
|
|
|
/* Select the largest available hash for the buffer size. */
|
|
#if defined(WOLFSSL_SHA512)
|
|
MAX_DIGEST_SIZE = SHA512_DIGEST_SIZE,
|
|
HMAC_BLOCK_SIZE = SHA512_BLOCK_SIZE
|
|
#elif defined(HAVE_BLAKE2)
|
|
MAX_DIGEST_SIZE = BLAKE2B_OUTBYTES,
|
|
HMAC_BLOCK_SIZE = BLAKE2B_BLOCKBYTES,
|
|
#elif defined(WOLFSSL_SHA384)
|
|
MAX_DIGEST_SIZE = SHA384_DIGEST_SIZE,
|
|
HMAC_BLOCK_SIZE = SHA384_BLOCK_SIZE
|
|
#elif !defined(NO_SHA256)
|
|
MAX_DIGEST_SIZE = SHA256_DIGEST_SIZE,
|
|
HMAC_BLOCK_SIZE = SHA256_BLOCK_SIZE
|
|
#elif !defined(NO_SHA)
|
|
MAX_DIGEST_SIZE = SHA_DIGEST_SIZE,
|
|
HMAC_BLOCK_SIZE = SHA_BLOCK_SIZE
|
|
#elif !defined(NO_MD5)
|
|
MAX_DIGEST_SIZE = MD5_DIGEST_SIZE,
|
|
HMAC_BLOCK_SIZE = MD5_BLOCK_SIZE
|
|
#else
|
|
#error "You have to have some kind of hash if you want to use HMAC."
|
|
#endif
|
|
};
|
|
|
|
|
|
/* hash union */
|
|
typedef union {
|
|
#ifndef NO_MD5
|
|
Md5 md5;
|
|
#endif
|
|
#ifndef NO_SHA
|
|
Sha sha;
|
|
#endif
|
|
#ifndef NO_SHA256
|
|
Sha256 sha256;
|
|
#endif
|
|
#ifdef WOLFSSL_SHA384
|
|
Sha384 sha384;
|
|
#endif
|
|
#ifdef WOLFSSL_SHA512
|
|
Sha512 sha512;
|
|
#endif
|
|
#ifdef HAVE_BLAKE2
|
|
Blake2b blake2b;
|
|
#endif
|
|
} Hash;
|
|
|
|
/* Hmac digest */
|
|
typedef struct Hmac {
|
|
Hash hash;
|
|
word32 ipad[HMAC_BLOCK_SIZE / sizeof(word32)]; /* same block size all*/
|
|
word32 opad[HMAC_BLOCK_SIZE / sizeof(word32)];
|
|
word32 innerHash[MAX_DIGEST_SIZE / sizeof(word32)];
|
|
byte macType; /* md5 sha or sha256 */
|
|
byte innerHashKeyed; /* keyed flag */
|
|
#ifdef HAVE_CAVIUM
|
|
word16 keyLen; /* hmac key length */
|
|
word16 dataLen;
|
|
HashType type; /* hmac key type */
|
|
int devId; /* nitrox device id */
|
|
word32 magic; /* using cavium magic */
|
|
word64 contextHandle; /* nitrox context memory handle */
|
|
byte* data; /* buffered input data for one call */
|
|
#endif
|
|
} Hmac;
|
|
|
|
#endif /* HAVE_FIPS */
|
|
|
|
/* does init */
|
|
WOLFSSL_API int wc_HmacSetKey(Hmac*, int type, const byte* key, word32 keySz);
|
|
WOLFSSL_API int wc_HmacUpdate(Hmac*, const byte*, word32);
|
|
WOLFSSL_API int wc_HmacFinal(Hmac*, byte*);
|
|
|
|
#ifdef HAVE_CAVIUM
|
|
WOLFSSL_API int wc_HmacInitCavium(Hmac*, int);
|
|
WOLFSSL_API void wc_HmacFreeCavium(Hmac*);
|
|
#endif
|
|
|
|
WOLFSSL_API int wolfSSL_GetHmacMaxSize(void);
|
|
|
|
|
|
#ifdef HAVE_HKDF
|
|
|
|
WOLFSSL_API int wc_HKDF(int type, const byte* inKey, word32 inKeySz,
|
|
const byte* salt, word32 saltSz,
|
|
const byte* info, word32 infoSz,
|
|
byte* out, word32 outSz);
|
|
|
|
#endif /* HAVE_HKDF */
|
|
|
|
#ifdef __cplusplus
|
|
} /* extern "C" */
|
|
#endif
|
|
|
|
#endif /* WOLF_CRYPT_HMAC_H */
|
|
|
|
#endif /* NO_HMAC */
|
|
|