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