#ifndef CRYPTOPP_BLOWFISH_H #define CRYPTOPP_BLOWFISH_H /** \file */ #include "seckey.h" #include "secblock.h" NAMESPACE_BEGIN(CryptoPP) //! _ struct Blowfish_Info : public FixedBlockSize<8>, public VariableKeyLength<16, 1, 56>, public FixedRounds<16> { static const char *StaticAlgorithmName() {return "Blowfish";} }; //! <a href="http://www.weidai.com/scan-mirror/cs.html#Blowfish">Blowfish</a> class Blowfish : public Blowfish_Info, public BlockCipherDocumentation { class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<Blowfish_Info> { public: void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const; void UncheckedSetKey(const byte *key_string, unsigned int keylength, const NameValuePairs ¶ms); private: void crypt_block(const word32 in[2], word32 out[2]) const; static const word32 p_init[ROUNDS+2]; static const word32 s_init[4*256]; FixedSizeSecBlock<word32, ROUNDS+2> pbox; FixedSizeSecBlock<word32, 4*256> sbox; }; public: typedef BlockCipherFinal<ENCRYPTION, Base> Encryption; typedef BlockCipherFinal<DECRYPTION, Base> Decryption; }; typedef Blowfish::Encryption BlowfishEncryption; typedef Blowfish::Decryption BlowfishDecryption; NAMESPACE_END #endif