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# mars.h

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    00001 #ifndef CRYPTOPP_MARS_H
    00002 #define CRYPTOPP_MARS_H
    00003
    00004 /** \file
    00005 */
    00006
    00007 #include "seckey.h"
    00008 #include "secblock.h"
    00009
    00010 NAMESPACE_BEGIN(CryptoPP)
    00011
    00012 //! _
    00013 struct MARS_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 56, 4>
    00014 {
    00015         static const char *StaticAlgorithmName() {return "MARS";}
    00016 };
    00017
    00018 /// <a href="http://www.weidai.com/scan-mirror/cs.html#MARS">MARS</a>
    00019 class MARS : public MARS_Info, public BlockCipherDocumentation
    00020 {
    00021         class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<MARS_Info>
    00022         {
    00023         public:
    00024                 void UncheckedSetKey(CipherDir direction, const byte *userKey, unsigned int length);
    00025
    00026         protected:
    00027                 static const word32 Sbox[512];
    00028
    00029                 FixedSizeSecBlock<word32, 40> EK;
    00030         };
    00031
    00032         class CRYPTOPP_NO_VTABLE Enc : public Base
    00033         {
    00034         public:
    00035                 void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
    00036         };
    00037
    00038         class CRYPTOPP_NO_VTABLE Dec : public Base
    00039         {
    00040         public:
    00041                 void ProcessAndXorBlock(const byte *inBlock, const byte *xorBlock, byte *outBlock) const;
    00042         };
    00043
    00044 public:
    00045         typedef BlockCipherFinal<ENCRYPTION, Enc> Encryption;
    00046         typedef BlockCipherFinal<DECRYPTION, Dec> Decryption;
    00047 };
    00048
    00049 typedef MARS::Encryption MARSEncryption;
    00050 typedef MARS::Decryption MARSDecryption;
    00051
    00052 NAMESPACE_END
    00053
    00054 #endif