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/* ripemd.hpp
*
* Copyright (C) 2003 Sawtooth Consulting Ltd.
*
* This file is part of yaSSL.
*
* yaSSL 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.
*
* There are special exceptions to the terms and conditions of the GPL as it
* is applied to yaSSL. View the full text of the exception in the file
* FLOSS-EXCEPTIONS in the directory of this software distribution.
*
* yaSSL 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
/* ripemd.hpp provides RIPEMD digest support
*/
#ifndef TAO_CRYPT_RIPEMD_HPP
#define TAO_CRYPT_RIPEMD_HPP
#include "hash.hpp"
namespace TaoCrypt {
// RIPEMD160 digest
class RIPEMD160 : public HASHwithTransform {
public:
enum { BLOCK_SIZE = 64, DIGEST_SIZE = 20, PAD_SIZE = 56,
TAO_BYTE_ORDER = LittleEndianOrder }; // in Bytes
RIPEMD160() : HASHwithTransform(DIGEST_SIZE / sizeof(word32), BLOCK_SIZE)
{ Init(); }
ByteOrder getByteOrder() const { return ByteOrder(TAO_BYTE_ORDER); }
word32 getBlockSize() const { return BLOCK_SIZE; }
word32 getDigestSize() const { return DIGEST_SIZE; }
word32 getPadSize() const { return PAD_SIZE; }
RIPEMD160(const RIPEMD160&);
RIPEMD160& operator= (const RIPEMD160&);
void Update(const byte*, word32);
void Init();
void Swap(RIPEMD160&);
private:
void Transform();
void AsmTransform(const byte* data, word32 times);
};
inline void swap(RIPEMD160& a, RIPEMD160& b)
{
a.Swap(b);
}
} // namespace
#endif // TAO_CRYPT_RIPEMD_HPP
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