/* * Base class for message authentiction codes * (C) 1999-2007 Jack Lloyd * * Botan is released under the Simplified BSD License (see license.txt) */ #ifndef BOTAN_MESSAGE_AUTH_CODE_BASE_H__ #define BOTAN_MESSAGE_AUTH_CODE_BASE_H__ #include #include #include namespace Botan { /** * This class represents Message Authentication Code (MAC) objects. */ class BOTAN_DLL MessageAuthenticationCode : public Buffered_Computation, public SymmetricAlgorithm { public: /** * Verify a MAC. * @param in the MAC to verify as a byte array * @param length the length of param in * @return true if the MAC is valid, false otherwise */ virtual bool verify_mac(const byte in[], size_t length); /** * Get a new object representing the same algorithm as *this */ virtual MessageAuthenticationCode* clone() const = 0; /** * Get the name of this algorithm. * @return name of this algorithm */ virtual std::string name() const = 0; }; } #endif