00001 #ifndef CRYPTOPP_MARS_H
00002 #define CRYPTOPP_MARS_H
00003
00004
00005
00006
00007 #include "seckey.h"
00008 #include "secblock.h"
00009
00010 NAMESPACE_BEGIN(CryptoPP)
00011
00012 struct MARS_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 56, 4>
00013 {
00014 static const char *StaticAlgorithmName() {return "MARS";}
00015 };
00016
00017
00018 class MARS : public MARS_Info, public BlockCipherDocumentation
00019 {
00020 class Base : public BlockCipherBaseTemplate<MARS_Info>
00021 {
00022 public:
00023 void UncheckedSetKey(CipherDir direction, const byte *userKey, unsigned int length);
00024
00025 protected:
00026 static const word32 Sbox[512];
00027
00028 FixedSizeSecBlock<word32, 40> EK;
00029 };
00030
00031 class Enc : public Base
00032 {
00033 public:
00034 void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
00035 };
00036
00037 class Dec : public Base
00038 {
00039 public:
00040 void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
00041 };
00042
00043 public:
00044 typedef BlockCipherTemplate<ENCRYPTION, Enc> Encryption;
00045 typedef BlockCipherTemplate<DECRYPTION, Dec> Decryption;
00046 };
00047
00048 typedef MARS::Encryption MARSEncryption;
00049 typedef MARS::Decryption MARSDecryption;
00050
00051 NAMESPACE_END
00052
00053 #endif