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/*************************************************
* DESX Header File *
* (C) 1999-2007 Jack Lloyd *
*************************************************/
#ifndef BOTAN_DESX_H__
#define BOTAN_DESX_H__
#include <botan/des.h>
namespace Botan {
/*************************************************
* DESX *
*************************************************/
class BOTAN_DLL DESX : public BlockCipher
{
public:
void clear() throw() { des.clear(); K1.clear(); K2.clear(); }
std::string name() const { return "DESX"; }
BlockCipher* clone() const { return new DESX; }
DESX() : BlockCipher(8, 24) {}
private:
void enc(const byte[], byte[]) const;
void dec(const byte[], byte[]) const;
void key_schedule(const byte[], u32bit);
SecureBuffer<byte, 8> K1, K2;
DES des;
};
}
#endif
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