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/*************************************************
* Luby-Rackoff Header File *
* (C) 1999-2008 Jack Lloyd *
*************************************************/
#ifndef BOTAN_LUBY_RACKOFF_H__
#define BOTAN_LUBY_RACKOFF_H__
#include <botan/base.h>
#include <botan/hash.h>
namespace Botan {
/*************************************************
* Luby-Rackoff *
*************************************************/
class BOTAN_DLL LubyRackoff : public BlockCipher
{
public:
void clear() throw();
std::string name() const;
BlockCipher* clone() const;
LubyRackoff(HashFunction* hash);
~LubyRackoff() { delete hash; }
private:
void enc(const byte[], byte[]) const;
void dec(const byte[], byte[]) const;
void key(const byte[], u32bit);
HashFunction* hash;
SecureVector<byte> K1, K2;
};
}
#endif
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