/************************************************* * Blowfish Header File * * (C) 1999-2007 Jack Lloyd * *************************************************/ #ifndef BOTAN_BLOWFISH_H__ #define BOTAN_BLOWFISH_H__ #include namespace Botan { /************************************************* * Blowfish * *************************************************/ class BOTAN_DLL Blowfish : public BlockCipher { public: void clear() throw(); std::string name() const { return "Blowfish"; } BlockCipher* clone() const { return new Blowfish; } Blowfish() : BlockCipher(8, 1, 56) {} private: void enc(const byte[], byte[]) const; void dec(const byte[], byte[]) const; void key(const byte[], u32bit); void generate_sbox(u32bit[], u32bit, u32bit&, u32bit&) const; static const u32bit PBOX[18]; static const u32bit SBOX[1024]; SecureBuffer S1, S2, S3, S4; SecureBuffer P; }; } #endif