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/* md5.h
*
* Copyright (C) 2006-2020 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* 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 02110-1335, USA
*/
/*!
\file wolfssl/wolfcrypt/md5.h
*/
#ifndef WOLF_CRYPT_MD5_H
#define WOLF_CRYPT_MD5_H
#include <wolfssl/wolfcrypt/types.h>
#ifndef NO_MD5
#ifdef HAVE_FIPS
#define wc_InitMd5 InitMd5
#define wc_Md5Update Md5Update
#define wc_Md5Final Md5Final
#define wc_Md5Hash Md5Hash
#endif
#ifdef __cplusplus
extern "C" {
#endif
#ifndef NO_OLD_WC_NAMES
#define Md5 wc_Md5
#define MD5 WC_MD5
#define MD5_BLOCK_SIZE WC_MD5_BLOCK_SIZE
#define MD5_DIGEST_SIZE WC_MD5_DIGEST_SIZE
#define WC_MD5_PAD_SIZE WC_MD5_PAD_SIZE
#endif
/* in bytes */
enum {
WC_MD5 = WC_HASH_TYPE_MD5,
WC_MD5_BLOCK_SIZE = 64,
WC_MD5_DIGEST_SIZE = 16,
WC_MD5_PAD_SIZE = 56
};
#ifdef WOLFSSL_MICROCHIP_PIC32MZ
#include <wolfssl/wolfcrypt/port/pic32/pic32mz-crypt.h>
#endif
#ifdef STM32_HASH
#include <wolfssl/wolfcrypt/port/st/stm32.h>
#endif
#ifdef WOLFSSL_ASYNC_CRYPT
#include <wolfssl/wolfcrypt/async.h>
#endif
#ifdef WOLFSSL_TI_HASH
#include "wolfssl/wolfcrypt/port/ti/ti-hash.h"
#elif defined(WOLFSSL_IMX6_CAAM)
#include "wolfssl/wolfcrypt/port/caam/wolfcaam_sha.h"
#else
/* MD5 digest */
typedef struct wc_Md5 {
#ifdef STM32_HASH
STM32_HASH_Context stmCtx;
#else
word32 buffLen; /* in bytes */
word32 loLen; /* length in bytes */
word32 hiLen; /* length in bytes */
word32 buffer[WC_MD5_BLOCK_SIZE / sizeof(word32)];
#ifdef WOLFSSL_PIC32MZ_HASH
word32 digest[PIC32_DIGEST_SIZE / sizeof(word32)];
#else
word32 digest[WC_MD5_DIGEST_SIZE / sizeof(word32)];
#endif
void* heap;
#ifdef WOLFSSL_PIC32MZ_HASH
hashUpdCache cache; /* cache for updates */
#endif
#endif /* STM32_HASH */
#ifdef WOLFSSL_ASYNC_CRYPT
WC_ASYNC_DEV asyncDev;
#endif /* WOLFSSL_ASYNC_CRYPT */
#if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB)
word32 flags; /* enum wc_HashFlags in hash.h */
#endif
} wc_Md5;
#endif /* WOLFSSL_TI_HASH */
WOLFSSL_API int wc_InitMd5(wc_Md5*);
WOLFSSL_API int wc_InitMd5_ex(wc_Md5*, void*, int);
WOLFSSL_API int wc_Md5Update(wc_Md5*, const byte*, word32);
WOLFSSL_API int wc_Md5Final(wc_Md5*, byte*);
WOLFSSL_API void wc_Md5Free(wc_Md5*);
WOLFSSL_API int wc_Md5GetHash(wc_Md5*, byte*);
WOLFSSL_API int wc_Md5Copy(wc_Md5*, wc_Md5*);
#ifdef WOLFSSL_PIC32MZ_HASH
WOLFSSL_API void wc_Md5SizeSet(wc_Md5* md5, word32 len);
#endif
#if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB)
WOLFSSL_API int wc_Md5SetFlags(wc_Md5* md5, word32 flags);
WOLFSSL_API int wc_Md5GetFlags(wc_Md5* md5, word32* flags);
#endif
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* NO_MD5 */
#endif /* WOLF_CRYPT_MD5_H */
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