~zooko/cryptopp/trunk

#ifndef CRYPTOPP_CAMELLIA_H

#define CRYPTOPP_CAMELLIA_H

#include "config.h"

/** \file

*/

#include "seckey.h"

#include "secblock.h"

NAMESPACE_BEGIN(CryptoPP)

//! _

struct Camellia_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8>

{

	static const char *StaticAlgorithmName() {return "Camellia";}

};

/// <a href="http://www.weidai.com/scan-mirror/cs.html#Camellia">Camellia</a>

class Camellia : public Camellia_Info, public BlockCipherDocumentation

{

	class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Camellia_Info>

	{

	public:

		void UncheckedSetKey(const byte *key, unsigned int keylen, const NameValuePairs &params);

		void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;

	protected:

		static const byte s1[256];

		static const word32 SP[4][256];

		unsigned int m_rounds;

		SecBlock<word32> m_key;

	};

public:

	typedef BlockCipherFinal<ENCRYPTION, Base> Encryption;

	typedef BlockCipherFinal<DECRYPTION, Base> Decryption;

};

typedef Camellia::Encryption CamelliaEncryption;

typedef Camellia::Decryption CamelliaDecryption;

NAMESPACE_END

#endif