desdlg.cpp

信息安全的RSA与DES加解密算法的实现

// DesDlg.cpp : implementation file
//

#include "stdafx.h"
#include "加密算法.h"
#include "DesDlg.h"
#include "DES.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)
	m_jiemi = _T("");
	m_mingwen = _T("");
	m_miwen = _T("");
	m_miyao = _T("");
	//}}AFX_DATA_INIT
}


void CDesDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDesDlg)
	DDX_Text(pDX, IDC_EDIT_JIEMI, m_jiemi);
	DDX_Text(pDX, IDC_EDIT_MINGWEN, m_mingwen);
	DDX_Text(pDX, IDC_EDIT_MIWEN, m_miwen);
	DDX_Text(pDX, IDC_EDIT_MIYAO, m_miyao);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDesDlg, CDialog)
	//{{AFX_MSG_MAP(CDesDlg)
	ON_BN_CLICKED(IDC_BUTTON_JIAMI, OnButtonJiami)
	ON_BN_CLICKED(IDC_BUTTON_JIEMI, OnButtonJiemi)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDesDlg message handlers

void CDesDlg::OnButtonJiami() 
{
	// TODO: Add your control notification handler code here

	UpdateData();
	CString str;
    m_mingwen.TrimLeft();
	if(m_mingwen.IsEmpty())
	{
		MessageBox("明文不能为空!");
		return;
	}
	m_miyao.TrimLeft();
	if(m_miyao.IsEmpty())
	{
		MessageBox("密钥不能为空!");
		return;
	}
	char skey[32];
    char inbuff[32],oubuff[32];
	memcpy(skey,(LPCTSTR)m_miyao,8);
	memcpy(inbuff,(LPCTSTR)m_mingwen,8);
	
	CString str1,str2;
	DES des;
	des.Des_Go(oubuff, inbuff, sizeof(inbuff), skey,sizeof(skey), ENCRYPT);
	   for(int i=0;i<32;i++)
		   str+=oubuff[i];  
	   m_miwen=str;
	   
	   
	   
	   
	   
	   UpdateData(false);



	
}

void CDesDlg::OnButtonJiemi() 
{
	// TODO: Add your control notification handler code here
	
	UpdateData(TRUE);
    m_miwen.TrimLeft();
	m_miyao.TrimLeft();
	m_mingwen.TrimLeft();
	if(m_mingwen.IsEmpty()||m_miwen.IsEmpty()||m_miyao.IsEmpty())
	{
	   MessageBox("请先进行加密！");
	   return;
	
	}
    
  
 

	char skey[32];
	char inbuff[32],oubuff[32];
	memcpy(skey,(LPCTSTR)m_miyao,8);
	memcpy(inbuff,(LPCTSTR)m_miwen,8);
	CString strTmp,str;
	DES des	;
	
	
	des.Des_Go(oubuff, inbuff, sizeof(inbuff),skey, sizeof(skey),  DECRYPT);
	
	for(int i=0;i<8;i++)
		str +=oubuff[i];
	
	
	m_jiemi=str;
	UpdateData(FALSE);	



}

BOOL CDesDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
/*
		CBitmap bmp; 
		
		bmp.LoadBitmap(IDB_BITMAP1); 
		
		m_brush.CreatePatternBrush(&bmp); 
		
		bmp.DeleteObject(); */
	

	
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}



//DEL HBRUSH CDesDlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor) 
//DEL {
//DEL 	HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);
//DEL 	
//DEL 	// TODO: Change any attributes of the DC here
//DEL 	
//DEL 	if(pWnd==this) 
//DEL 		return m_brush;
//DEL 	// TODO: Return a different brush if the default is not desired
//DEL 	return hbr;
//DEL }