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/*************************************************
* XTEA Header File *
* (C) 1999-2007 Jack Lloyd *
*************************************************/
#ifndef BOTAN_XTEA_H__
#define BOTAN_XTEA_H__
#include <botan/block_cipher.h>
namespace Botan {
/*************************************************
* XTEA *
*************************************************/
class BOTAN_DLL XTEA : public BlockCipher
{
public:
void clear() throw() { EK.clear(); }
std::string name() const { return "XTEA"; }
BlockCipher* clone() const { return new XTEA; }
XTEA() : BlockCipher(8, 16) {}
private:
void enc(const byte[], byte[]) const;
void dec(const byte[], byte[]) const;
void key_schedule(const byte[], u32bit);
SecureBuffer<u32bit, 64> EK;
};
}
#endif
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