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/*
* MISTY1
* (C) 1999-2008 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/
#ifndef BOTAN_MISTY1_H__
#define BOTAN_MISTY1_H__
#include <botan/block_cipher.h>
namespace Botan {
/**
* MISTY1
*/
class BOTAN_DLL MISTY1 : public BlockCipher_Fixed_Block_Size<8>
{
public:
void encrypt_n(const byte in[], byte out[], size_t blocks) const;
void decrypt_n(const byte in[], byte out[], size_t blocks) const;
void clear() { zeroise(EK); zeroise(DK); }
std::string name() const { return "MISTY1"; }
BlockCipher* clone() const { return new MISTY1; }
/**
* @param rounds the number of rounds. Must be 8 with the current
* implementation
*/
MISTY1(size_t rounds = 8);
private:
void key_schedule(const byte[], size_t);
SecureVector<u16bit> EK, DK;
};
}
#endif
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