camellia.h

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// camellia.h - originally written and placed in the public domain by Wei Dai
 
 
#ifndef CRYPTOPP_CAMELLIA_H
#define CRYPTOPP_CAMELLIA_H
 
#include "config.h"
#include "seckey.h"
#include "secblock.h"
 
NAMESPACE_BEGIN(CryptoPP)
 
 
struct Camellia_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 32, 8>
{
        CRYPTOPP_STATIC_CONSTEXPR const char* StaticAlgorithmName() {return "Camellia";}
};
 
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:
                CRYPTOPP_ALIGN_DATA(4) 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