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/*************************************************
* Serpent Header File *
* (C) 1999-2007 Jack Lloyd *
*************************************************/
#ifndef BOTAN_SERPENT_H__
#define BOTAN_SERPENT_H__
#include <botan/base.h>
namespace Botan {
/*************************************************
* Serpent *
*************************************************/
class Serpent : public BlockCipher
{
public:
void clear() throw() { round_key.clear(); }
std::string name() const { return "Serpent"; }
BlockCipher* clone() const { return new Serpent; }
Serpent() : BlockCipher(16, 16, 32, 8) {}
private:
void enc(const byte[], byte[]) const;
void dec(const byte[], byte[]) const;
void key(const byte[], u32bit);
SecureBuffer<u32bit, 132> round_key;
};
}
#endif
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