179 lines
4.8 KiB
C
179 lines
4.8 KiB
C
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/* sha.h
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*
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* Copyright (C) 2006-2019 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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/*!
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\file wolfssl/wolfcrypt/sha.h
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*/
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#ifndef WOLF_CRYPT_SHA_H
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#define WOLF_CRYPT_SHA_H
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#include <wolfssl/wolfcrypt/types.h>
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#ifndef NO_SHA
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#if defined(HAVE_FIPS) && \
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defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2)
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#include <wolfssl/wolfcrypt/fips.h>
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#endif /* HAVE_FIPS_VERSION >= 2 */
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#if defined(HAVE_FIPS) && \
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(!defined(HAVE_FIPS_VERSION) || (HAVE_FIPS_VERSION < 2))
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#define wc_Sha Sha
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#define WC_SHA SHA
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#define WC_SHA_BLOCK_SIZE SHA_BLOCK_SIZE
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#define WC_SHA_DIGEST_SIZE SHA_DIGEST_SIZE
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#define WC_SHA_PAD_SIZE SHA_PAD_SIZE
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/* for fips @wc_fips */
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#include <cyassl/ctaocrypt/sha.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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/* avoid redefinition of structs */
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#if !defined(HAVE_FIPS) || \
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(defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2))
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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 STM32_HASH
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#include <wolfssl/wolfcrypt/port/st/stm32.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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#ifdef WOLFSSL_ESP32WROOM32_CRYPT
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#include <wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h>
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#endif
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#if !defined(NO_OLD_SHA_NAMES)
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#define SHA WC_SHA
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#endif
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#ifndef NO_OLD_WC_NAMES
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#define Sha wc_Sha
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#define SHA_BLOCK_SIZE WC_SHA_BLOCK_SIZE
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#define SHA_DIGEST_SIZE WC_SHA_DIGEST_SIZE
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#define SHA_PAD_SIZE WC_SHA_PAD_SIZE
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#endif
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/* in bytes */
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enum {
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WC_SHA = WC_HASH_TYPE_SHA,
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WC_SHA_BLOCK_SIZE = 64,
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WC_SHA_DIGEST_SIZE = 20,
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WC_SHA_PAD_SIZE = 56
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};
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#if defined(WOLFSSL_TI_HASH)
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#include "wolfssl/wolfcrypt/port/ti/ti-hash.h"
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#elif defined(WOLFSSL_IMX6_CAAM)
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#include "wolfssl/wolfcrypt/port/caam/wolfcaam_sha.h"
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#elif defined(WOLFSSL_RENESAS_TSIP_CRYPT) && \
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!defined(NO_WOLFSSL_RENESAS_TSIP_CRYPT_HASH)
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#include "wolfssl/wolfcrypt/port/Renesas/renesas-tsip-crypt.h"
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#else
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/* Sha digest */
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struct wc_Sha {
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#ifdef FREESCALE_LTC_SHA
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ltc_hash_ctx_t ctx;
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#elif defined(STM32_HASH)
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STM32_HASH_Context stmCtx;
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#else
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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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word32 buffer[WC_SHA_BLOCK_SIZE / sizeof(word32)];
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#ifdef WOLFSSL_PIC32MZ_HASH
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word32 digest[PIC32_DIGEST_SIZE / sizeof(word32)];
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#else
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word32 digest[WC_SHA_DIGEST_SIZE / sizeof(word32)];
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#endif
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void* heap;
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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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#ifdef WOLFSSL_ASYNC_CRYPT
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WC_ASYNC_DEV asyncDev;
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#endif /* WOLFSSL_ASYNC_CRYPT */
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#ifdef WOLF_CRYPTO_CB
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int devId;
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void* devCtx; /* generic crypto callback context */
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#endif
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#endif
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#if defined(WOLFSSL_ESP32WROOM32_CRYPT) && \
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!defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH)
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WC_ESP32SHA ctx;
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#endif
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#if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB)
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word32 flags; /* enum wc_HashFlags in hash.h */
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#endif
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};
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#ifndef WC_SHA_TYPE_DEFINED
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typedef struct wc_Sha wc_Sha;
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#define WC_SHA_TYPE_DEFINED
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#endif
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#endif /* WOLFSSL_TI_HASH */
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#endif /* HAVE_FIPS */
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WOLFSSL_API int wc_InitSha(wc_Sha*);
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WOLFSSL_API int wc_InitSha_ex(wc_Sha* sha, void* heap, int devId);
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WOLFSSL_API int wc_ShaUpdate(wc_Sha*, const byte*, word32);
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WOLFSSL_API int wc_ShaFinalRaw(wc_Sha*, byte*);
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WOLFSSL_API int wc_ShaFinal(wc_Sha*, byte*);
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WOLFSSL_API void wc_ShaFree(wc_Sha*);
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WOLFSSL_API int wc_ShaGetHash(wc_Sha*, byte*);
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WOLFSSL_API int wc_ShaCopy(wc_Sha*, wc_Sha*);
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#ifdef WOLFSSL_PIC32MZ_HASH
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WOLFSSL_API void wc_ShaSizeSet(wc_Sha* sha, word32 len);
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#endif
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#if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB)
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WOLFSSL_API int wc_ShaSetFlags(wc_Sha* sha, word32 flags);
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WOLFSSL_API int wc_ShaGetFlags(wc_Sha* sha, word32* flags);
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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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#endif /* NO_SHA */
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#endif /* WOLF_CRYPT_SHA_H */
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