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Diffstat (limited to 'wolfssl/wolfcrypt/sha256.h')
| -rw-r--r-- | wolfssl/wolfcrypt/sha256.h | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/wolfssl/wolfcrypt/sha256.h b/wolfssl/wolfcrypt/sha256.h new file mode 100644 index 0000000..798f309 --- /dev/null +++ b/wolfssl/wolfcrypt/sha256.h @@ -0,0 +1,255 @@ +/* sha256.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/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 __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(_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) + #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 + +/* wc_Sha256 digest */ +struct wc_Sha256 { +#ifdef FREESCALE_LTC_SHA + ltc_hash_ctx_t ctx; +#elif defined(STM32_HASH_SHA2) + STM32_HASH_Context stmCtx; +#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; +#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 +#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 WOLF_CRYPTO_CB + int devId; + void* devCtx; /* generic crypto callback context */ +#endif +#endif +#if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB) + 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*); + +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 + +#if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB) + 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)) + +#ifndef NO_OLD_WC_NAMES + #define Sha224 wc_Sha224 + #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); + +#if defined(WOLFSSL_HASH_FLAGS) || defined(WOLF_CRYPTO_CB) + 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 */ + |