desdlg.cpp

使用EVC開發进行DES加密解密的程序以及代码,可提供PPC開發人員簡單保護程序使用!

// DESDlg.cpp : implementation file
//

#include "stdafx.h"
#include "DES.h"
#include "DESDlg.h"
#include "Desendec.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

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

CDESDlg::CDESDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CDESDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDESDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CDESDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDESDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CDESDlg, CDialog)
	//{{AFX_MSG_MAP(CDESDlg)
	ON_BN_CLICKED(IDC_DEMO, OnDemo)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDESDlg message handlers

BOOL CDESDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	CenterWindow(GetDesktopWindow());	// center to the hpc screen

	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}



void CDESDlg::OnDemo() 
{
	char key[]={0,2,0,0,9,3,5,1,9,8,0,0,9,1,7},buf[255];
	char str[]="Welcome to My 3-DES Test! --WangJunchuan";

	CString a,b;

	memset(buf, 0, sizeof(buf));
	strcpy(buf, str);

	b=CString(buf);
	a.Format(_T("Before encrypting"));
	AfxMessageBox(a+b);

	Des_Go(buf, buf, sizeof(str), key, sizeof(key), ENCRYPT);
	a.Format(_T("After encrypting"));
	b=CString(buf);
	AfxMessageBox(a+b);

	Des_Go(buf, buf, sizeof(str), key, sizeof(key), DECRYPT);
	a.Format(_T("After encrypting"));
	b=CString(buf);
	AfxMessageBox(a+b);

}