#ifndef CRYPTOPP_RC6_H #define CRYPTOPP_RC6_H /** \file */ #include "seckey.h" #include "secblock.h" NAMESPACE_BEGIN(CryptoPP) //! _ struct RC6_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 0, 255>, public VariableRounds<20> { static const char *StaticAlgorithmName() {return "RC6";} typedef word32 RC6_WORD; }; /// <a href="http://www.weidai.com/scan-mirror/cs.html#RC6">RC6</a> class RC6 : public RC6_Info, public BlockCipherDocumentation { class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<RC6_Info> { public: void UncheckedSetKey(const byte *userKey, unsigned int length, const NameValuePairs ¶ms); protected: unsigned int r; // number of rounds SecBlock<RC6_WORD> sTable; // expanded key table }; class CRYPTOPP_NO_VTABLE Enc : public Base { public: void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; }; class CRYPTOPP_NO_VTABLE Dec : public Base { public: void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; }; public: typedef BlockCipherFinal<ENCRYPTION, Enc> Encryption; typedef BlockCipherFinal<DECRYPTION, Dec> Decryption; }; typedef RC6::Encryption RC6Encryption; typedef RC6::Decryption RC6Decryption; NAMESPACE_END #endif