/************************************************* * SAFER-SK Header File * * (C) 1999-2007 Jack Lloyd * *************************************************/ #ifndef BOTAN_SAFER_SK_H__ #define BOTAN_SAFER_SK_H__ #include <botan/base.h> namespace Botan { /************************************************* * SAFER-SK * *************************************************/ class BOTAN_DLL SAFER_SK : public BlockCipher { public: void clear() throw() { EK.clear(); } std::string name() const; BlockCipher* clone() const; SAFER_SK(u32bit); private: void enc(const byte[], byte[]) const; void dec(const byte[], byte[]) const; void key(const byte[], u32bit); static const byte EXP[256]; static const byte LOG[512]; static const byte BIAS[208]; static const byte KEY_INDEX[208]; SecureVector<byte> EK; const u32bit ROUNDS; }; } #endif