/************************************************* * EMSA4 Header File * * (C) 1999-2007 Jack Lloyd * *************************************************/ #ifndef BOTAN_EMSA4_H__ #define BOTAN_EMSA4_H__ #include #include namespace Botan { /************************************************* * EMSA4 * *************************************************/ class BOTAN_DLL EMSA4 : public EMSA { public: EMSA4(HashFunction*); EMSA4(HashFunction*, u32bit); ~EMSA4() { delete hash; delete mgf; } private: void update(const byte[], u32bit); SecureVector raw_data(); SecureVector encoding_of(const MemoryRegion&, u32bit, RandomNumberGenerator& rng); bool verify(const MemoryRegion&, const MemoryRegion&, u32bit) throw(); u32bit SALT_SIZE; HashFunction* hash; const MGF* mgf; }; } #endif