stringdlg.h

3DES加密算法：密钥长度不足24字节时

// StringDlg.h : header file
//

#if !defined(AFX_STRINGDLG_H__05F43B73_9828_4F76_B9BF_12E9DBDF9001__INCLUDED_)
#define AFX_STRINGDLG_H__05F43B73_9828_4F76_B9BF_12E9DBDF9001__INCLUDED_

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

#include "DES.h"

/////////////////////////////////////////////////////////////////////////////
// CStringDlg dialog

class CStringDlg : public CDialog
{
// Construction
public:
	
	CStringDlg(CWnd* pParent = NULL);
	void ASC_HEX(CString strAsc, CString& strHex);// standard constructor

// Dialog Data
	//{{AFX_DATA(CStringDlg)
	enum { IDD = IDD_STRING_DIALOG };
	CEdit	m_editCode;					//显示密文
	CEdit	m_editOrigin;				//显示原文
	int		m_length;					//原文长度
	CString	m_key;
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CStringDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);	// DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	HICON m_hIcon;

	// Generated message map functions
	//{{AFX_MSG(CStringDlg)
	virtual BOOL OnInitDialog();
	afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
	afx_msg void OnPaint();
	afx_msg HCURSOR OnQueryDragIcon();
	afx_msg void OnBtnDes();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()

private:
	unsigned int m_padLen;				//填充后长度
	CString m_strCodeEnd;				//密文
	CString m_strPad;					//填充后字符串
//	int m_lengthCode;					//去掉空格后字符串长度
	CDES m_des;	
	int m_lastLength;//加密类
	
	CString m_strCode;					//去掉空格后字符串
	CString m_strOrigin;				//原文
};

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

#endif // !defined(AFX_STRINGDLG_H__05F43B73_9828_4F76_B9BF_12E9DBDF9001__INCLUDED_)