181 lines
5.0 KiB
C
181 lines
5.0 KiB
C
/* sha256.h
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*
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* Copyright (C) 2006-2017 wolfSSL Inc.
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*
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* This file is part of wolfSSL.
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*
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* wolfSSL is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* wolfSSL is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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*/
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/* code submitted by raphael.huck@efixo.com */
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#ifndef WOLF_CRYPT_SHA256_H
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#define WOLF_CRYPT_SHA256_H
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#include <wolfssl/wolfcrypt/types.h>
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#ifndef NO_SHA256
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#ifdef HAVE_FIPS
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#define wc_Sha256 Sha256
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#define WC_SHA256 SHA256
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#define WC_SHA256_BLOCK_SIZE SHA256_BLOCK_SIZE
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#define WC_SHA256_DIGEST_SIZE SHA256_DIGEST_SIZE
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#define WC_SHA256_PAD_SIZE SHA256_PAD_SIZE
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#ifdef WOLFSSL_SHA224
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#define wc_Sha224 Sha224
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#define WC_SHA224 SHA224
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#define WC_SHA224_BLOCK_SIZE SHA224_BLOCK_SIZE
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#define WC_SHA224_DIGEST_SIZE SHA224_DIGEST_SIZE
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#define WC_SHA224_PAD_SIZE SHA224_PAD_SIZE
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#endif
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/* for fips @wc_fips */
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#include <cyassl/ctaocrypt/sha256.h>
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#endif
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#ifdef FREESCALE_LTC_SHA
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#include "fsl_ltc.h"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef HAVE_FIPS /* avoid redefinition of structs */
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#ifdef WOLFSSL_MICROCHIP_PIC32MZ
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#include <wolfssl/wolfcrypt/port/pic32/pic32mz-crypt.h>
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#endif
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#ifdef WOLFSSL_ASYNC_CRYPT
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#include <wolfssl/wolfcrypt/async.h>
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#endif
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#if defined(_MSC_VER)
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#define SHA256_NOINLINE __declspec(noinline)
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#elif defined(__GNUC__)
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#define SHA256_NOINLINE __attribute__((noinline))
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#else
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#define SHA256_NOINLINE
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#endif
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#ifndef NO_OLD_WC_NAMES
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#define Sha256 wc_Sha256
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#define SHA256 WC_SHA256
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#define SHA256_BLOCK_SIZE WC_SHA256_BLOCK_SIZE
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#define SHA256_DIGEST_SIZE WC_SHA256_DIGEST_SIZE
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#define SHA256_PAD_SIZE WC_SHA256_PAD_SIZE
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#endif
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/* in bytes */
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enum {
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WC_SHA256 = 2, /* hash type unique */
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WC_SHA256_BLOCK_SIZE = 64,
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WC_SHA256_DIGEST_SIZE = 32,
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WC_SHA256_PAD_SIZE = 56
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};
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#ifndef WOLFSSL_TI_HASH
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/* wc_Sha256 digest */
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typedef struct wc_Sha256 {
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#ifdef FREESCALE_LTC_SHA
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ltc_hash_ctx_t ctx;
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#else
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/* alignment on digest and buffer speeds up ARMv8 crypto operations */
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ALIGN16 word32 digest[WC_SHA256_DIGEST_SIZE / sizeof(word32)];
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ALIGN16 word32 buffer[WC_SHA256_BLOCK_SIZE / sizeof(word32)];
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word32 buffLen; /* in bytes */
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word32 loLen; /* length in bytes */
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word32 hiLen; /* length in bytes */
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void* heap;
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#ifdef USE_INTEL_SPEEDUP
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const byte* data;
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#endif
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#ifdef WOLFSSL_PIC32MZ_HASH
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hashUpdCache cache; /* cache for updates */
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#endif
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#if defined(STM32_HASH) && defined(WOLFSSL_STM32_CUBEMX)
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HASH_HandleTypeDef hashHandle;
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#endif
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#ifdef WOLFSSL_ASYNC_CRYPT
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WC_ASYNC_DEV asyncDev;
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#endif /* WOLFSSL_ASYNC_CRYPT */
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#endif /* FREESCALE_LTC_SHA */
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} wc_Sha256;
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#else
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#include "wolfssl/wolfcrypt/port/ti/ti-hash.h"
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#endif
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#endif /* HAVE_FIPS */
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WOLFSSL_API int wc_InitSha256(wc_Sha256*);
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WOLFSSL_API int wc_InitSha256_ex(wc_Sha256*, void*, int);
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WOLFSSL_API int wc_Sha256Update(wc_Sha256*, const byte*, word32);
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WOLFSSL_API int wc_Sha256Final(wc_Sha256*, byte*);
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WOLFSSL_API void wc_Sha256Free(wc_Sha256*);
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WOLFSSL_API int wc_Sha256GetHash(wc_Sha256*, byte*);
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WOLFSSL_API int wc_Sha256Copy(wc_Sha256* src, wc_Sha256* dst);
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#ifdef WOLFSSL_PIC32MZ_HASH
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WOLFSSL_API void wc_Sha256SizeSet(wc_Sha256*, word32);
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#endif
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#ifdef WOLFSSL_SHA224
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#ifndef HAVE_FIPS /* avoid redefinition of structs */
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#ifndef NO_OLD_WC_NAMES
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#define Sha224 wc_Sha224
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#define SHA224 WC_SHA224
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#define SHA224_BLOCK_SIZE WC_SHA224_BLOCK_SIZE
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#define SHA224_DIGEST_SIZE WC_SHA224_DIGEST_SIZE
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#define SHA224_PAD_SIZE WC_SHA224_PAD_SIZE
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#endif
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/* in bytes */
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enum {
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WC_SHA224 = 8, /* hash type unique */
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WC_SHA224_BLOCK_SIZE = WC_SHA256_BLOCK_SIZE,
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WC_SHA224_DIGEST_SIZE = 28,
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WC_SHA224_PAD_SIZE = WC_SHA256_PAD_SIZE
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};
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typedef wc_Sha256 wc_Sha224;
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#endif /* HAVE_FIPS */
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WOLFSSL_API int wc_InitSha224(wc_Sha224*);
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WOLFSSL_API int wc_InitSha224_ex(wc_Sha224*, void*, int);
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WOLFSSL_API int wc_Sha224Update(wc_Sha224*, const byte*, word32);
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WOLFSSL_API int wc_Sha224Final(wc_Sha224*, byte*);
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WOLFSSL_API void wc_Sha224Free(wc_Sha224*);
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WOLFSSL_API int wc_Sha224GetHash(wc_Sha224*, byte*);
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WOLFSSL_API int wc_Sha224Copy(wc_Sha224* src, wc_Sha224* dst);
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#endif /* WOLFSSL_SHA224 */
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* NO_SHA256 */
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#endif /* WOLF_CRYPT_SHA256_H */
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