/************************************************* * Adler32 Header File * * (C) 1999-2007 Jack Lloyd * *************************************************/ #ifndef BOTAN_ADLER32_H__ #define BOTAN_ADLER32_H__ #include namespace Botan { /************************************************* * Adler32 * *************************************************/ class BOTAN_DLL Adler32 : public HashFunction { public: void clear() throw() { S1 = 1; S2 = 0; } std::string name() const { return "Adler32"; } HashFunction* clone() const { return new Adler32; } Adler32() : HashFunction(4) { clear(); } ~Adler32() { clear(); } private: void add_data(const byte[], u32bit); void final_result(byte[]); void hash(const byte[], u32bit); u16bit S1, S2; }; } #endif