desdlg.h

DES的算法实现

// DESDlg.h : header file
//

#if !defined(AFX_DESDLG_H__A673CAA1_FBB0_4DA9_9A6E_B51165134D1A__INCLUDED_)
#define AFX_DESDLG_H__A673CAA1_FBB0_4DA9_9A6E_B51165134D1A__INCLUDED_

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

/////////////////////////////////////////////////////////////////////////////
// CDESDlg dialog

class CDESDlg : public CDialog
{
// Construction
public:
    
	CString BinaryToString(char*,int,bool);
	void initKey(CString);
	void CreateSubKey(char *);
	char SingleBinaryToChar(int);
	int SingleCharToBinary(char);
	void InitialPermuteData(CString,char* ,bool);
	CString HexCharToBinary(char);
	CString HexIntToBinary(int);
	void FunctionF(char* ,char* ,int);
    void ExpansionR(char *,char *);
	void XOR(char* sz_P1,char* sz_P2,int len,char* Return_value);
	CString CompressFuncS(char* sz_48);
	void PermutationP(CString s,char* Return_value);
	void EncryptData(CString);
	void DecryptData(CString s);


	CDESDlg(CWnd* pParent = NULL);	// standard constructor


// Dialog Data
	//{{AFX_DATA(CDESDlg)
	enum { IDD = IDD_DES_DIALOG };
	int		m_IsEncryption;
	CString	m_ciptext;
	CString	m_cleartext;
	CString	m_key;
	//}}AFX_DATA    
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CDESDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);	// DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	HICON m_hIcon;
    char SubKeys[16][48];
	char ciptext[16];//储存16位密文(十六进制字符串)
    char cleartext[8];//储存8位明文字符串
	// Generated message map functions
	//{{AFX_MSG(CDESDlg)
	virtual BOOL OnInitDialog();
	afx_msg void OnPaint();
	afx_msg HCURSOR OnQueryDragIcon();
	virtual void OnOK();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_DESDLG_H__A673CAA1_FBB0_4DA9_9A6E_B51165134D1A__INCLUDED_)