Go to the documentation of this file.00001 #ifndef CRYPTOPP_THREEWAY_H
00002 #define CRYPTOPP_THREEWAY_H
00003
00004
00005
00006
00007 #include "seckey.h"
00008 #include "secblock.h"
00009
00010 NAMESPACE_BEGIN(CryptoPP)
00011
00012
00013 struct ThreeWay_Info : public FixedBlockSize<12>, public FixedKeyLength<12>, public VariableRounds<11>
00014 {
00015 static const char *StaticAlgorithmName() {return "3-Way";}
00016 };
00017
00018
00019 class ThreeWay : public ThreeWay_Info, public BlockCipherDocumentation
00020 {
00021 class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<ThreeWay_Info>
00022 {
00023 public:
00024 void UncheckedSetKey(const byte *key, unsigned int length, const NameValuePairs ¶ms);
00025
00026 protected:
00027 unsigned int m_rounds;
00028 FixedSizeSecBlock<word32, 3> m_k;
00029 };
00030
00031 class CRYPTOPP_NO_VTABLE Enc : public Base
00032 {
00033 public:
00034 void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
00035 };
00036
00037 class CRYPTOPP_NO_VTABLE Dec : public Base
00038 {
00039 public:
00040 void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
00041 };
00042
00043 public:
00044 typedef BlockCipherFinal<ENCRYPTION, Enc> Encryption;
00045 typedef BlockCipherFinal<DECRYPTION, Dec> Decryption;
00046 };
00047
00048 typedef ThreeWay::Encryption ThreeWayEncryption;
00049 typedef ThreeWay::Decryption ThreeWayDecryption;
00050
00051 NAMESPACE_END
00052
00053 #endif