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/* sha512.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/sha512.h
*/
#ifndef WOLF_CRYPT_SHA512_H
#define WOLF_CRYPT_SHA512_H
#include <wolfssl/wolfcrypt/types.h>
#if defined(WOLFSSL_SHA512) || defined(WOLFSSL_SHA384)
#if defined(HAVE_FIPS) && \
defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2)
#include <wolfssl/wolfcrypt/fips.h>
#endif /* HAVE_FIPS_VERSION >= 2 */
#if defined(HAVE_FIPS) && \
(!defined(HAVE_FIPS_VERSION) || (HAVE_FIPS_VERSION < 2))
#ifdef WOLFSSL_SHA512
#define wc_Sha512 Sha512
#define WC_SHA512 SHA512
#define WC_SHA512_BLOCK_SIZE SHA512_BLOCK_SIZE
#define WC_SHA512_DIGEST_SIZE SHA512_DIGEST_SIZE
#define WC_SHA512_PAD_SIZE SHA512_PAD_SIZE
#endif /* WOLFSSL_SHA512 */
#ifdef WOLFSSL_SHA384
#define wc_Sha384 Sha384
#define WC_SHA384 SHA384
#define WC_SHA384_BLOCK_SIZE SHA384_BLOCK_SIZE
#define WC_SHA384_DIGEST_SIZE SHA384_DIGEST_SIZE
#define WC_SHA384_PAD_SIZE SHA384_PAD_SIZE
#endif /* WOLFSSL_SHA384 */
#define CYASSL_SHA512
#if defined(WOLFSSL_SHA384)
#define CYASSL_SHA384
#endif
/* for fips @wc_fips */
#include <cyassl/ctaocrypt/sha512.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* avoid redefinition of structs */
#if !defined(HAVE_FIPS) || \
(defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2))
#ifdef WOLFSSL_ASYNC_CRYPT
#include <wolfssl/wolfcrypt/async.h>
#endif
#ifdef WOLFSSL_ESP32WROOM32_CRYPT
#include <wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h>
#endif
#if defined(_MSC_VER)
#define SHA512_NOINLINE __declspec(noinline)
#elif defined(__IAR_SYSTEMS_ICC__) || defined(__GNUC__)
#define SHA512_NOINLINE __attribute__((noinline))
#else
#define SHA512_NOINLINE
#endif
#ifdef WOLFSSL_SHA512
#if !defined(NO_OLD_SHA_NAMES)
#define SHA512 WC_SHA512
#endif
#if !defined(NO_OLD_WC_NAMES)
#define Sha512 wc_Sha512
#define SHA512_BLOCK_SIZE WC_SHA512_BLOCK_SIZE
#define SHA512_DIGEST_SIZE WC_SHA512_DIGEST_SIZE
#define SHA512_PAD_SIZE WC_SHA512_PAD_SIZE
#endif
#endif /* WOLFSSL_SHA512 */
/* in bytes */
enum {
#ifdef WOLFSSL_SHA512
WC_SHA512 = WC_HASH_TYPE_SHA512,
#endif
WC_SHA512_BLOCK_SIZE = 128,
WC_SHA512_DIGEST_SIZE = 64,
WC_SHA512_PAD_SIZE = 112
};
#ifdef WOLFSSL_IMX6_CAAM
#include "wolfssl/wolfcrypt/port/caam/wolfcaam_sha.h"
#else
/* wc_Sha512 digest */
struct wc_Sha512 {
word64 digest[WC_SHA512_DIGEST_SIZE / sizeof(word64)];
word64 buffer[WC_SHA512_BLOCK_SIZE / sizeof(word64)];
word32 buffLen; /* in bytes */
word64 loLen; /* length in bytes */
word64 hiLen; /* length in bytes */
void* heap;
#ifdef USE_INTEL_SPEEDUP
const byte* data;
#endif
#ifdef WOLFSSL_ASYNC_CRYPT
WC_ASYNC_DEV asyncDev;
#endif /* WOLFSSL_ASYNC_CRYPT */
#ifdef WOLFSSL_SMALL_STACK_CACHE
word64* W;
#endif
#if defined(WOLFSSL_ESP32WROOM32_CRYPT) && \
!defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH)
WC_ESP32SHA ctx;
#endif
#if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB)
word32 flags; /* enum wc_HashFlags in hash.h */
#endif
};
#ifndef WC_SHA512_TYPE_DEFINED
typedef struct wc_Sha512 wc_Sha512;
#define WC_SHA512_TYPE_DEFINED
#endif
#endif
#endif /* HAVE_FIPS */
#ifdef WOLFSSL_ARMASM
WOLFSSL_LOCAL void Transform_Sha512_Len(wc_Sha512* sha512, const byte* data,
word32 len);
#endif
#ifdef WOLFSSL_SHA512
WOLFSSL_API int wc_InitSha512(wc_Sha512*);
WOLFSSL_API int wc_InitSha512_ex(wc_Sha512*, void*, int);
WOLFSSL_API int wc_Sha512Update(wc_Sha512*, const byte*, word32);
WOLFSSL_API int wc_Sha512FinalRaw(wc_Sha512*, byte*);
WOLFSSL_API int wc_Sha512Final(wc_Sha512*, byte*);
WOLFSSL_API void wc_Sha512Free(wc_Sha512*);
WOLFSSL_API int wc_Sha512GetHash(wc_Sha512*, byte*);
WOLFSSL_API int wc_Sha512Copy(wc_Sha512* src, wc_Sha512* dst);
#if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB)
WOLFSSL_API int wc_Sha512SetFlags(wc_Sha512* sha512, word32 flags);
WOLFSSL_API int wc_Sha512GetFlags(wc_Sha512* sha512, word32* flags);
#endif
#endif /* WOLFSSL_SHA512 */
#if defined(WOLFSSL_SHA384)
/* avoid redefinition of structs */
#if !defined(HAVE_FIPS) || \
(defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2))
#if !defined(NO_OLD_SHA_NAMES)
#define SHA384 WC_SHA384
#endif
#if !defined(NO_OLD_WC_NAMES)
#define Sha384 wc_Sha384
#define SHA384_BLOCK_SIZE WC_SHA384_BLOCK_SIZE
#define SHA384_DIGEST_SIZE WC_SHA384_DIGEST_SIZE
#define SHA384_PAD_SIZE WC_SHA384_PAD_SIZE
#endif
/* in bytes */
enum {
WC_SHA384 = WC_HASH_TYPE_SHA384,
WC_SHA384_BLOCK_SIZE = WC_SHA512_BLOCK_SIZE,
WC_SHA384_DIGEST_SIZE = 48,
WC_SHA384_PAD_SIZE = WC_SHA512_PAD_SIZE
};
#ifndef WC_SHA384_TYPE_DEFINED
typedef struct wc_Sha512 wc_Sha384;
#define WC_SHA384_TYPE_DEFINED
#endif
#endif /* HAVE_FIPS */
WOLFSSL_API int wc_InitSha384(wc_Sha384*);
WOLFSSL_API int wc_InitSha384_ex(wc_Sha384*, void*, int);
WOLFSSL_API int wc_Sha384Update(wc_Sha384*, const byte*, word32);
WOLFSSL_API int wc_Sha384FinalRaw(wc_Sha384*, byte*);
WOLFSSL_API int wc_Sha384Final(wc_Sha384*, byte*);
WOLFSSL_API void wc_Sha384Free(wc_Sha384*);
WOLFSSL_API int wc_Sha384GetHash(wc_Sha384*, byte*);
WOLFSSL_API int wc_Sha384Copy(wc_Sha384* src, wc_Sha384* dst);
#if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB)
WOLFSSL_API int wc_Sha384SetFlags(wc_Sha384* sha384, word32 flags);
WOLFSSL_API int wc_Sha384GetFlags(wc_Sha384* sha384, word32* flags);
#endif
#endif /* WOLFSSL_SHA384 */
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* WOLFSSL_SHA512 || WOLFSSL_SHA384 */
#endif /* WOLF_CRYPT_SHA512_H */
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