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/*
* Noekeon
* (C) 1999-2008 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/
#ifndef BOTAN_NOEKEON_H__
#define BOTAN_NOEKEON_H__
#include <botan/block_cipher.h>
namespace Botan {
/**
* Noekeon
*/
class BOTAN_DLL Noekeon : public BlockCipher
{
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();
std::string name() const { return "Noekeon"; }
BlockCipher* clone() const { return new Noekeon; }
Noekeon() : BlockCipher(16, 16), EK(4), DK(4) {}
protected:
/**
* The Noekeon round constants
*/
static const byte RC[17];
/**
* @return const reference to encryption subkeys
*/
const SecureVector<u32bit>& get_EK() const { return EK; }
/**
* @return const reference to decryption subkeys
*/
const SecureVector<u32bit>& get_DK() const { return DK; }
private:
void key_schedule(const byte[], u32bit);
SecureVector<u32bit> EK, DK;
};
}
#endif
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