ext-cryptopp/mars.h

54 lines
1.2 KiB
C++

#ifndef CRYPTOPP_MARS_H
#define CRYPTOPP_MARS_H
/** \file
*/
#include "seckey.h"
#include "secblock.h"
NAMESPACE_BEGIN(CryptoPP)
struct MARS_Info : public FixedBlockSize<16>, public VariableKeyLength<16, 16, 56, 4>
{
static const char *StaticAlgorithmName() {return "MARS";}
};
/// <a href="http://www.weidai.com/scan-mirror/cs.html#MARS">MARS</a>
class MARS : public MARS_Info, public BlockCipherDocumentation
{
class CRYPTOPP_NO_VTABLE Base : public BlockCipherImpl<MARS_Info>
{
public:
void UncheckedSetKey(CipherDir direction, const byte *userKey, unsigned int length);
protected:
static const word32 Sbox[512];
FixedSizeSecBlock<word32, 40> EK;
};
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 MARS::Encryption MARSEncryption;
typedef MARS::Decryption MARSDecryption;
NAMESPACE_END
#endif