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sha.h
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/* sha.h
*
* Copyright (C) 2006-2025 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 3 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/sha.h
*/
#ifndef WOLF_CRYPT_SHA_H
#define WOLF_CRYPT_SHA_H
#include <wolfssl/wolfcrypt/types.h>
#ifndef NO_SHA
#if FIPS_VERSION3_GE(2,0,0)
#include <wolfssl/wolfcrypt/fips.h>
#endif /* HAVE_FIPS_VERSION >= 2 */
#ifdef FREESCALE_LTC_SHA
#include "fsl_ltc.h"
#endif
#if defined(WOLFSSL_IMXRT1170_CAAM)
#include "fsl_device_registers.h"
#include "fsl_caam.h"
#endif
#ifdef WOLFSSL_IMXRT_DCP
#include "fsl_dcp.h"
#endif
#if defined(WOLFSSL_PSOC6_CRYPTO)
#include <wolfssl/wolfcrypt/port/cypress/psoc6_crypto.h>
#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
#if FIPS_VERSION3_GE(6,0,0)
extern const unsigned int wolfCrypt_FIPS_sha_ro_sanity[2];
WOLFSSL_LOCAL int wolfCrypt_FIPS_SHA_sanity(void);
#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
#ifdef WOLFSSL_ESP32_CRYPT
#include <wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h>
#endif
#if defined(WOLFSSL_SILABS_SE_ACCEL)
#include <wolfssl/wolfcrypt/port/silabs/silabs_hash.h>
#endif
#if defined(WOLFSSL_MAX3266X) || defined(WOLFSSL_MAX3266X_OLD)
#include <wolfssl/wolfcrypt/port/maxim/max3266x.h>
#endif
#if !defined(NO_OLD_SHA_NAMES)
#define SHA WC_SHA
#endif
#ifndef NO_OLD_WC_NAMES
#define Sha wc_Sha
#define SHA_BLOCK_SIZE WC_SHA_BLOCK_SIZE
#define SHA_DIGEST_SIZE WC_SHA_DIGEST_SIZE
#define SHA_PAD_SIZE WC_SHA_PAD_SIZE
#endif
/* in bytes */
enum {
WC_SHA = WC_HASH_TYPE_SHA,
WC_SHA_BLOCK_SIZE = 64,
WC_SHA_DIGEST_SIZE = 20,
WC_SHA_PAD_SIZE = 56
};
#if defined(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_RENESAS_TSIP_TLS) || \
defined(WOLFSSL_RENESAS_TSIP_CRYPTONLY)) && \
!defined(NO_WOLFSSL_RENESAS_TSIP_CRYPT_HASH)
#include "wolfssl/wolfcrypt/port/Renesas/renesas_tsip_types.h"
#elif defined(WOLFSSL_RENESAS_RX64_HASH)
#include "wolfssl/wolfcrypt/port/Renesas/renesas-rx64-hw-crypt.h"
#elif defined(WOLFSSL_RENESAS_RSIP) && \
!defined(NO_WOLFSSL_RENESAS_FSPSM_HASH)
#include "wolfssl/wolfcrypt/port/Renesas/renesas_fspsm_internal.h"
#else
#if defined(WOLFSSL_SE050) && defined(WOLFSSL_SE050_HASH)
#include "wolfssl/wolfcrypt/port/nxp/se050_port.h"
#endif
#if defined(WOLFSSL_HAVE_PSA) && !defined(WOLFSSL_PSA_NO_HASH)
#include <psa/crypto.h>
#undef WOLFSSL_NO_HASH_RAW
#define WOLFSSL_NO_HASH_RAW
#endif
/* Sha digest */
struct wc_Sha {
#ifdef FREESCALE_LTC_SHA
ltc_hash_ctx_t ctx;
#elif defined(WOLFSSL_SE050) && defined(WOLFSSL_SE050_HASH)
SE050_HASH_Context se050Ctx;
#elif defined(STM32_HASH)
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_HAVE_PSA) && !defined(WOLFSSL_PSA_NO_HASH)
psa_hash_operation_t psa_ctx;
#elif defined(PSOC6_HASH_SHA1)
cy_stc_crypto_sha_state_t hash_state;
cy_stc_crypto_v2_sha1_buffers_t sha_buffers;
#else
word32 buffLen; /* in bytes */
word32 loLen; /* length in bytes */
word32 hiLen; /* length in bytes */
word32 buffer[WC_SHA_BLOCK_SIZE / sizeof(word32)];
#ifdef WOLFSSL_PIC32MZ_HASH
word32 digest[PIC32_DIGEST_SIZE / sizeof(word32)];
#else
word32 digest[WC_SHA_DIGEST_SIZE / sizeof(word32)];
#endif
#endif
void* heap;
#ifdef WOLFSSL_PIC32MZ_HASH
hashUpdCache cache; /* cache for updates */
#endif
#ifdef WOLFSSL_ASYNC_CRYPT
WC_ASYNC_DEV asyncDev;
#endif /* WOLFSSL_ASYNC_CRYPT */
#ifdef WOLF_CRYPTO_CB
int devId;
void* devCtx; /* generic crypto callback context */
#endif
#if defined(MAX3266X_SHA_CB) || defined(MAX3266X_SHA)
wc_MXC_Sha mxcCtx;
#endif
#ifdef WOLFSSL_IMXRT1170_CAAM
caam_hash_ctx_t ctx;
caam_handle_t hndl;
#endif
#if defined(WOLFSSL_DEVCRYPTO_HASH) || defined(WOLFSSL_HASH_KEEP)
byte* msg;
word32 used;
word32 len;
#endif
#if defined(WOLFSSL_ESP32_CRYPT) && \
!defined(NO_WOLFSSL_ESP32_CRYPT_HASH)
WC_ESP32SHA ctx;
#endif
#ifdef WOLFSSL_HASH_FLAGS
word32 flags; /* enum wc_HashFlags in hash.h */
#endif
};
#ifndef WC_SHA_TYPE_DEFINED
typedef struct wc_Sha wc_Sha;
#define WC_SHA_TYPE_DEFINED
#endif
#endif /* WOLFSSL_TI_HASH */
#endif /* HAVE_FIPS */
WOLFSSL_API int wc_InitSha(wc_Sha* sha);
WOLFSSL_API int wc_InitSha_ex(wc_Sha* sha, void* heap, int devId);
WOLFSSL_API int wc_ShaUpdate(wc_Sha* sha, const byte* data, word32 len);
WOLFSSL_API int wc_ShaFinalRaw(wc_Sha* sha, byte* hash);
WOLFSSL_API int wc_ShaFinal(wc_Sha* sha, byte* hash);
WOLFSSL_API void wc_ShaFree(wc_Sha* sha);
WOLFSSL_API int wc_ShaGetHash(wc_Sha* sha, byte* hash);
WOLFSSL_API int wc_ShaCopy(wc_Sha* src, wc_Sha* dst);
#if defined(OPENSSL_EXTRA) || defined(HAVE_CURL)
WOLFSSL_API int wc_ShaTransform(wc_Sha* sha, const unsigned char* data);
#endif
#ifdef WOLFSSL_PIC32MZ_HASH
WOLFSSL_API void wc_ShaSizeSet(wc_Sha* sha, word32 len);
#endif
#ifdef WOLFSSL_HASH_FLAGS
WOLFSSL_API int wc_ShaSetFlags(wc_Sha* sha, word32 flags);
WOLFSSL_API int wc_ShaGetFlags(wc_Sha* sha, word32* flags);
#endif
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* NO_SHA */
#endif /* WOLF_CRYPT_SHA_H */