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/*
* Copyright (c) .SE (The Internet Infrastructure Foundation)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*****************************************************************************
BotanHashAlgorithm.h
Base class for Botan hash algorithm classes
*****************************************************************************/
#ifndef _SOFTHSM_V2_BOTANHASHALGORITHM_H
#define _SOFTHSM_V2_BOTANHASHALGORITHM_H
#include "config.h"
#include "HashAlgorithm.h"
#include <botan/hash.h>
class BotanHashAlgorithm : public HashAlgorithm
{
public:
// Base constructor
BotanHashAlgorithm();
// Destructor
virtual ~BotanHashAlgorithm();
// Hashing functions
virtual bool hashInit();
virtual bool hashUpdate(const ByteString& data);
virtual bool hashFinal(ByteString& hashedData);
virtual int getHashSize() = 0;
protected:
virtual Botan::HashFunction* getHash() const = 0;
private:
// Current hashing context
Botan::HashFunction *hash;
};
#endif // !_SOFTHSM_V2_BOTANHASHALGORITHM_H
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