2011-06-03 01:12:54 +04:00
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/* ctc_sha256.h
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2011-02-05 22:14:47 +03:00
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*
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* Copyright (C) 2006-2011 Sawtooth Consulting Ltd.
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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/* code submitted by raphael.huck@efixo.com */
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#ifndef NO_SHA256
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#ifndef CTAO_CRYPT_SHA256_H
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#define CTAO_CRYPT_SHA256_H
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2011-06-02 21:59:24 +04:00
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#include "ctc_types.h"
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2011-02-05 22:14:47 +03:00
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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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SHA256 = 2, /* hash type unique */
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SHA256_BLOCK_SIZE = 64,
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SHA256_DIGEST_SIZE = 32,
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SHA256_PAD_SIZE = 56
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};
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/* Sha256 digest */
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typedef struct Sha256 {
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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 digest[SHA256_DIGEST_SIZE / sizeof(word32)];
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word32 buffer[SHA256_BLOCK_SIZE / sizeof(word32)];
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} Sha256;
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2011-04-27 02:41:16 +04:00
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CYASSL_API void InitSha256(Sha256*);
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CYASSL_API void Sha256Update(Sha256*, const byte*, word32);
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CYASSL_API void Sha256Final(Sha256*, byte*);
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2011-02-05 22:14:47 +03:00
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* CTAO_CRYPT_SHA256_H */
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#endif /* NO_SHA256 */
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