3way.h

各种加密算法的集合

#ifndef CRYPTOPP_THREEWAY_H 
#define CRYPTOPP_THREEWAY_H 
 
#include "cryptlib.h" 
#include "misc.h" 
 
NAMESPACE_BEGIN(CryptoPP) 
 
class ThreeWayEncryption : public BlockTransformation 
{ 
public: 
	enum {KEYLENGTH=12, BLOCKSIZE=12, ROUNDS=11}; 
 
	ThreeWayEncryption(const byte *userKey, unsigned rounds=ROUNDS); 
	~ThreeWayEncryption(); 
 
	void ProcessBlock(const byte *inBlock, byte * outBlock) const; 
	void ProcessBlock(byte * inoutBlock) const 
		{ThreeWayEncryption::ProcessBlock(inoutBlock, inoutBlock);} 
 
	unsigned int BlockSize() const {return BLOCKSIZE;} 
 
private: 
	word32 k[3]; 
	unsigned int rounds; 
	SecBlock<word32> rc; 
}; 
 
class ThreeWayDecryption : public BlockTransformation 
{ 
public: 
	enum {KEYLENGTH=12, BLOCKSIZE=12, ROUNDS=11}; 
 
	ThreeWayDecryption(const byte *userKey, unsigned rounds=ROUNDS); 
	~ThreeWayDecryption(); 
 
	void ProcessBlock(const byte *inBlock, byte * outBlock) const; 
	void ProcessBlock(byte * inoutBlock) const 
		{ThreeWayDecryption::ProcessBlock(inoutBlock, inoutBlock);} 
 
	unsigned int BlockSize() const {return BLOCKSIZE;} 
 
private: 
	word32 k[3]; 
	unsigned int rounds; 
	SecBlock<word32> rc; 
}; 
 
NAMESPACE_END 
 
#endif