rc4.h

1、对于凯撒密文

// Rc4.h: interface for the CRc4 class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_RC4_H__AE6D359B_A22F_4F8D_B820_3ADB6840E6A1__INCLUDED_)
#define AFX_RC4_H__AE6D359B_A22F_4F8D_B820_3ADB6840E6A1__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "Cipher.h"
#include <bitset>
#include "StrToData.h"
using namespace std;

class CRc4 : public CCipher  
{
public:
	CRc4();
	virtual ~CRc4();
	CString m_cipherString;
	CString m_plainString;
	void Decipher();
	void Encipher();
	int	m_iStream;
	int m_jStream;
	UINT m_K[256];
	UINT m_S[256];
	UINT NextRand();
};

#endif // !defined(AFX_RC4_H__AE6D359B_A22F_4F8D_B820_3ADB6840E6A1__INCLUDED_)