/* sha.h * * Copyright (C) 2006-2014 wolfSSL Inc. * * This file is part of CyaSSL. * * CyaSSL 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. * * CyaSSL 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 02110-1301, USA */ #ifndef NO_SHA #ifndef CTAO_CRYPT_SHA_H #define CTAO_CRYPT_SHA_H #include #ifdef __cplusplus extern "C" { #endif /* in bytes */ enum { #ifdef STM32F2_HASH SHA_REG_SIZE = 4, /* STM32 register size, bytes */ #endif SHA = 1, /* hash type unique */ SHA_BLOCK_SIZE = 64, SHA_DIGEST_SIZE = 20, SHA_PAD_SIZE = 56 }; #ifdef CYASSL_PIC32MZ_HASH #include "port/pic32/pic32mz-crypt.h" #endif /* Sha digest */ typedef struct Sha { word32 buffLen; /* in bytes */ word32 loLen; /* length in bytes */ word32 hiLen; /* length in bytes */ word32 buffer[SHA_BLOCK_SIZE / sizeof(word32)]; #ifndef CYASSL_PIC32MZ_HASH word32 digest[SHA_DIGEST_SIZE / sizeof(word32)]; #else word32 digest[PIC32_HASH_SIZE / sizeof(word32)]; pic32mz_desc desc; /* Crypt Engine descripter */ #endif } Sha; CYASSL_API int InitSha(Sha*); CYASSL_API int ShaUpdate(Sha*, const byte*, word32); CYASSL_API int ShaFinal(Sha*, byte*); CYASSL_API int ShaHash(const byte*, word32, byte*); #ifdef HAVE_FIPS /* fips wrapper calls, user can call direct */ CYASSL_API int InitSha_fips(Sha*); CYASSL_API int ShaUpdate_fips(Sha*, const byte*, word32); CYASSL_API int ShaFinal_fips(Sha*, byte*); #ifndef FIPS_NO_WRAPPERS /* if not impl or fips.c impl wrapper force fips calls if fips build */ #define InitSha InitSha_fips #define ShaUpdate ShaUpdate_fips #define ShaFinal ShaFinal_fips #endif /* FIPS_NO_WRAPPERS */ #endif /* HAVE_FIPS */ #ifdef __cplusplus } /* extern "C" */ #endif #endif /* CTAO_CRYPT_SHA_H */ #endif /* NO_SHA */