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- /* sha256.h
- *
- * Copyright (C) 2006-2021 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/sha256.h
- */
- #ifndef WOLF_CRYPT_SHA256_H
- #define WOLF_CRYPT_SHA256_H
- #include <wolfssl/wolfcrypt/types.h>
- #ifndef NO_SHA256
- #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))
- #define wc_Sha256 Sha256
- #define WC_SHA256 SHA256
- #define WC_SHA256_BLOCK_SIZE SHA256_BLOCK_SIZE
- #define WC_SHA256_DIGEST_SIZE SHA256_DIGEST_SIZE
- #define WC_SHA256_PAD_SIZE SHA256_PAD_SIZE
- #ifdef WOLFSSL_SHA224
- #define wc_Sha224 Sha224
- #define WC_SHA224 SHA224
- #define WC_SHA224_BLOCK_SIZE SHA224_BLOCK_SIZE
- #define WC_SHA224_DIGEST_SIZE SHA224_DIGEST_SIZE
- #define WC_SHA224_PAD_SIZE SHA224_PAD_SIZE
- #endif
- /* for fips @wc_fips */
- #include <cyassl/ctaocrypt/sha256.h>
- #endif
- #ifdef FREESCALE_LTC_SHA
- #include "fsl_ltc.h"
- #endif
- #ifdef WOLFSSL_IMXRT_DCP
- #include "fsl_dcp.h"
- #endif
- #if defined(WOLFSSL_PSOC6_CRYPTO)
- #include "cy_crypto_core_sha.h"
- #include "cy_device_headers.h"
- #include "cy_crypto_common.h"
- #include "cy_crypto_core.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_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
- #if defined(WOLFSSL_DEVCRYPTO) && defined(WOLFSSL_DEVCRYPTO_HASH)
- #include <wolfssl/wolfcrypt/port/devcrypto/wc_devcrypto.h>
- #endif
- #if defined(WOLFSSL_ESP32WROOM32_CRYPT)
- #include "wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h"
- #endif
- #if defined(WOLFSSL_CRYPTOCELL)
- #include <wolfssl/wolfcrypt/port/arm/cryptoCell.h>
- #endif
- #if defined(WOLFSSL_SILABS_SE_ACCEL)
- #include <wolfssl/wolfcrypt/port/silabs/silabs_hash.h>
- #endif
- #if defined(WOLFSSL_KCAPI_HASH)
- #include "wolfssl/wolfcrypt/port/kcapi/kcapi_hash.h"
- #endif
- #if defined(_MSC_VER)
- #define SHA256_NOINLINE __declspec(noinline)
- #elif defined(__IAR_SYSTEMS_ICC__) || defined(__GNUC__)
- #define SHA256_NOINLINE __attribute__((noinline))
- #else
- #define SHA256_NOINLINE
- #endif
- #if !defined(NO_OLD_SHA_NAMES)
- #define SHA256 WC_SHA256
- #endif
- #ifndef NO_OLD_WC_NAMES
- #define Sha256 wc_Sha256
- #define SHA256_BLOCK_SIZE WC_SHA256_BLOCK_SIZE
- #define SHA256_DIGEST_SIZE WC_SHA256_DIGEST_SIZE
- #define SHA256_PAD_SIZE WC_SHA256_PAD_SIZE
- #endif
- /* in bytes */
- enum {
- WC_SHA256 = WC_HASH_TYPE_SHA256,
- WC_SHA256_BLOCK_SIZE = 64,
- WC_SHA256_DIGEST_SIZE = 32,
- WC_SHA256_PAD_SIZE = 56
- };
- #ifdef WOLFSSL_TI_HASH
- #include "wolfssl/wolfcrypt/port/ti/ti-hash.h"
- #elif defined(WOLFSSL_IMX6_CAAM) && !defined(WOLFSSL_QNX_CAAM)
- #include "wolfssl/wolfcrypt/port/caam/wolfcaam_sha.h"
- #elif defined(WOLFSSL_AFALG_HASH)
- #include "wolfssl/wolfcrypt/port/af_alg/afalg_hash.h"
- #elif defined(WOLFSSL_RENESAS_TSIP_CRYPT) && \
- !defined(NO_WOLFSSL_RENESAS_TSIP_CRYPT_HASH)
- #include "wolfssl/wolfcrypt/port/Renesas/renesas-tsip-crypt.h"
- #else
- #if defined(WOLFSSL_SE050)
- #include "wolfssl/wolfcrypt/port/nxp/se050_port.h"
- #endif
- /* wc_Sha256 digest */
- struct wc_Sha256 {
- #ifdef FREESCALE_LTC_SHA
- ltc_hash_ctx_t ctx;
- #elif defined(WOLFSSL_SE050)
- SE050_HASH_Context se050Ctx;
- #elif defined(STM32_HASH_SHA2)
- STM32_HASH_Context stmCtx;
- #elif defined(WOLFSSL_SILABS_SE_ACCEL)
- wc_silabs_sha_t silabsCtx;
- #elif defined(WOLFSSL_IMXRT_DCP)
- dcp_handle_t handle;
- dcp_hash_ctx_t ctx;
- #elif defined(WOLFSSL_PSOC6_CRYPTO)
- cy_stc_crypto_sha_state_t hash_state;
- cy_en_crypto_sha_mode_t sha_mode;
- cy_stc_crypto_v2_sha256_buffers_t sha_buffers;
- #else
- /* alignment on digest and buffer speeds up ARMv8 crypto operations */
- ALIGN16 word32 digest[WC_SHA256_DIGEST_SIZE / sizeof(word32)];
- ALIGN16 word32 buffer[WC_SHA256_BLOCK_SIZE / sizeof(word32)];
- word32 buffLen; /* in bytes */
- word32 loLen; /* length in bytes */
- word32 hiLen; /* length in bytes */
- void* heap;
- #endif
- #ifdef WOLFSSL_PIC32MZ_HASH
- hashUpdCache cache; /* cache for updates */
- #endif
- #ifdef WOLFSSL_ASYNC_CRYPT
- WC_ASYNC_DEV asyncDev;
- #endif /* WOLFSSL_ASYNC_CRYPT */
- #ifdef WOLFSSL_SMALL_STACK_CACHE
- word32* W;
- #endif /* !FREESCALE_LTC_SHA && !STM32_HASH_SHA2 */
- #ifdef WOLFSSL_DEVCRYPTO_HASH
- WC_CRYPTODEV ctx;
- byte* msg;
- word32 used;
- word32 len;
- #endif
- #if defined(WOLFSSL_ESP32WROOM32_CRYPT) && \
- !defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH)
- WC_ESP32SHA ctx;
- #endif
- #ifdef WOLFSSL_CRYPTOCELL
- CRYS_HASHUserContext_t ctx;
- #endif
- #ifdef WOLFSSL_KCAPI_HASH
- wolfssl_KCAPI_Hash kcapi;
- #endif
- #ifdef WOLF_CRYPTO_CB
- int devId;
- void* devCtx; /* generic crypto callback context */
- #endif
- #ifdef WOLFSSL_HASH_FLAGS
- word32 flags; /* enum wc_HashFlags in hash.h */
- #endif
- };
- #ifndef WC_SHA256_TYPE_DEFINED
- typedef struct wc_Sha256 wc_Sha256;
- #define WC_SHA256_TYPE_DEFINED
- #endif
- #endif
- #endif /* HAVE_FIPS */
- WOLFSSL_API int wc_InitSha256(wc_Sha256*);
- WOLFSSL_API int wc_InitSha256_ex(wc_Sha256*, void*, int);
- WOLFSSL_API int wc_Sha256Update(wc_Sha256*, const byte*, word32);
- WOLFSSL_API int wc_Sha256FinalRaw(wc_Sha256*, byte*);
- WOLFSSL_API int wc_Sha256Final(wc_Sha256*, byte*);
- WOLFSSL_API void wc_Sha256Free(wc_Sha256*);
- #if defined(OPENSSL_EXTRA)
- WOLFSSL_API int wc_Sha256Transform(wc_Sha256*, const byte*);
- #endif
- WOLFSSL_API int wc_Sha256GetHash(wc_Sha256*, byte*);
- WOLFSSL_API int wc_Sha256Copy(wc_Sha256* src, wc_Sha256* dst);
- #ifdef WOLFSSL_PIC32MZ_HASH
- WOLFSSL_API void wc_Sha256SizeSet(wc_Sha256*, word32);
- #endif
- #ifdef WOLFSSL_HASH_FLAGS
- WOLFSSL_API int wc_Sha256SetFlags(wc_Sha256* sha256, word32 flags);
- WOLFSSL_API int wc_Sha256GetFlags(wc_Sha256* sha256, word32* flags);
- #endif
- #ifdef WOLFSSL_SHA224
- /* avoid redefinition of structs */
- #if !defined(HAVE_FIPS) || \
- (defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION >= 2))
- #if !defined(NO_OLD_SHA_NAMES)
- #define SHA224 WC_SHA224
- #endif
- #ifndef NO_OLD_WC_NAMES
- #define Sha224 wc_Sha224
- #define SHA224_BLOCK_SIZE WC_SHA224_BLOCK_SIZE
- #define SHA224_DIGEST_SIZE WC_SHA224_DIGEST_SIZE
- #define SHA224_PAD_SIZE WC_SHA224_PAD_SIZE
- #endif
- /* in bytes */
- enum {
- WC_SHA224 = WC_HASH_TYPE_SHA224,
- WC_SHA224_BLOCK_SIZE = WC_SHA256_BLOCK_SIZE,
- WC_SHA224_DIGEST_SIZE = 28,
- WC_SHA224_PAD_SIZE = WC_SHA256_PAD_SIZE
- };
- #ifndef WC_SHA224_TYPE_DEFINED
- typedef struct wc_Sha256 wc_Sha224;
- #define WC_SHA224_TYPE_DEFINED
- #endif
- #endif /* HAVE_FIPS */
- WOLFSSL_API int wc_InitSha224(wc_Sha224*);
- WOLFSSL_API int wc_InitSha224_ex(wc_Sha224*, void*, int);
- WOLFSSL_API int wc_Sha224Update(wc_Sha224*, const byte*, word32);
- WOLFSSL_API int wc_Sha224Final(wc_Sha224*, byte*);
- WOLFSSL_API void wc_Sha224Free(wc_Sha224*);
- WOLFSSL_API int wc_Sha224GetHash(wc_Sha224*, byte*);
- WOLFSSL_API int wc_Sha224Copy(wc_Sha224* src, wc_Sha224* dst);
- #ifdef WOLFSSL_HASH_FLAGS
- WOLFSSL_API int wc_Sha224SetFlags(wc_Sha224* sha224, word32 flags);
- WOLFSSL_API int wc_Sha224GetFlags(wc_Sha224* sha224, word32* flags);
- #endif
- #endif /* WOLFSSL_SHA224 */
- #ifdef __cplusplus
- } /* extern "C" */
- #endif
- #endif /* NO_SHA256 */
- #endif /* WOLF_CRYPT_SHA256_H */
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