/************************************************* * Skipjack Header File * * (C) 1999-2007 Jack Lloyd * *************************************************/ #ifndef BOTAN_SKIPJACK_H__ #define BOTAN_SKIPJACK_H__ #include namespace Botan { /************************************************* * Skipjack * *************************************************/ class BOTAN_DLL Skipjack : public BlockCipher { public: void clear() throw(); std::string name() const { return "Skipjack"; } BlockCipher* clone() const { return new Skipjack; } Skipjack() : BlockCipher(8, 10) {} private: void enc(const byte[], byte[]) const; void dec(const byte[], byte[]) const; void key(const byte[], u32bit); void step_A(u16bit&, u16bit&, u32bit) const; void step_B(u16bit&, u16bit&, u32bit) const; void step_Ai(u16bit&, u16bit&, u32bit) const; void step_Bi(u16bit&, u16bit&, u32bit) const; SecureBuffer FTABLE[10]; }; } #endif