keycryptvcgetwindowedittextdlg.cpp

NPKCrypt的SDK,很多游戏都加了NP保护,QQ也有NP保护,里面有很多SDK使用的例子.

// KeyCryptVCGetWindowEditTextDlg.cpp : implementation file
//

#include "stdafx.h"
#include "KeyCryptVCGetWindowEditText.h"
#include "KeyCryptVCGetWindowEditTextDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

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

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CKeyCryptVCGetWindowEditTextDlg dialog

CKeyCryptVCGetWindowEditTextDlg::CKeyCryptVCGetWindowEditTextDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CKeyCryptVCGetWindowEditTextDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CKeyCryptVCGetWindowEditTextDlg)
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CKeyCryptVCGetWindowEditTextDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CKeyCryptVCGetWindowEditTextDlg)
	DDX_Control(pDX, IDC_EDIT2, m_ceditPwd);
	DDX_Control(pDX, IDC_EDIT1, m_ceditEdit);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CKeyCryptVCGetWindowEditTextDlg, CDialog)
	//{{AFX_MSG_MAP(CKeyCryptVCGetWindowEditTextDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_INIT, OnInit)
	ON_BN_CLICKED(IDC_REGISTER, OnRegister)
	ON_BN_CLICKED(IDC_SETOPT, OnSetopt)
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	ON_BN_CLICKED(IDC_GP, OnGp)
	ON_BN_CLICKED(IDC_BUTTON2, OnGp1)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CKeyCryptVCGetWindowEditTextDlg message handlers

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

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

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

void CKeyCryptVCGetWindowEditTextDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CKeyCryptVCGetWindowEditTextDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CKeyCryptVCGetWindowEditTextDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CKeyCryptVCGetWindowEditTextDlg::OnInit() 
{
	TCHAR szFileName[MAX_PATH] = {0};
	GetModuleFileName(NULL, szFileName, sizeof szFileName);
	char *ptr = strrchr(szFileName, '\\');
	
	if(ptr != NULL)
		*ptr = 0;
	
	NPKSetDrvPath(szFileName);
	m_hKCrypt = NPKOpenDriver();
	
	if(m_hKCrypt <= 0)
	{
		HLOCAL	hlocal = NULL;
		DWORD	dwError = GetLastError();
		CString	strErrMsg = "";
		
		BOOL fOk = ::FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER, 
			NULL, 
			dwError, 
			MAKELANGID(LANG_KOREAN, SUBLANG_ENGLISH_US), 
			(PTSTR) &hlocal, 
			0, 
			NULL);
		
		if(fOk)
		{
			strErrMsg = (PCTSTR) LocalLock(hlocal);
			::LocalFree(hlocal);
		}
		else
		{
			switch(dwError)
			{
			case NPK_ERROR_NOTADMIN:
				break;
				
			case NPK_ERROR_DRIVERVERSION:
				strErrMsg.LoadString(IDS_ERR_DRIVERVERSION);				
				break;
				
			case NPK_ERROR_VERIFYVERSION:
				strErrMsg.LoadString(IDS_ERR_VERIFYVERSION);				
				break;
			}
		}
		
		::MessageBox(GetSafeHwnd(), strErrMsg, "nProtect KeyCrypt", MB_OK | MB_ICONERROR);
		PostQuitMessage(0);
	}		
}

void CKeyCryptVCGetWindowEditTextDlg::OnRegister() 
{
	if(m_hKCrypt > 0)
	{
		NPKRegCryptMsg(m_hKCrypt, m_ceditPwd.GetSafeHwnd(), WM_USER + 1094);
		NPKRegCryptMsg(m_hKCrypt, m_ceditEdit.GetSafeHwnd(), WM_USER + 1094);
	}
	else
	{
		CString strErrMsg;
		strErrMsg.LoadString(IDS_ERR_LOADFAIL);
		::MessageBox(GetSafeHwnd(), strErrMsg, "nProtect KeyCrypt", MB_OK | MB_ICONERROR);
	}		
}

void CKeyCryptVCGetWindowEditTextDlg::OnSetopt() 
{
	if(m_hKCrypt > 0)
	{
		NPKSetSecOpt(m_hKCrypt, m_ceditPwd.GetSafeHwnd(), NPKSECOPT_CRYPTRC4);
		NPKSetSecOpt(m_hKCrypt, m_ceditEdit.GetSafeHwnd(), NPKSECOPT_CRYPTRC4);
	}
	else
	{
		CString strErrMsg;
		strErrMsg.LoadString(IDS_ERR_LOADFAIL);
		::MessageBox(GetSafeHwnd(), strErrMsg, "nProtect KeyCrypt", MB_OK | MB_ICONERROR);
	}			
}

void CKeyCryptVCGetWindowEditTextDlg::OnGp() 
{
	char strIn[MAX_PATH];
	
	::GetWindowText(m_ceditPwd.GetSafeHwnd(), strIn, MAX_PATH);
	
	if(m_hKCrypt > 0)
	{
		TCHAR	strOut[MAX_PATH];
		NPKGetWindowEditText(m_hKCrypt, m_ceditPwd.GetSafeHwnd(), strIn, sizeof strIn, strOut, sizeof strOut);
		AfxMessageBox(strOut);		
	}
	else
	{
		CString strErrMsg;
		strErrMsg.LoadString(IDS_ERR_LOADFAIL);
		::MessageBox(GetSafeHwnd(), strErrMsg, "nProtect KeyCrypt", MB_OK | MB_ICONERROR);
	}		
}

void CKeyCryptVCGetWindowEditTextDlg::OnGp1() 
{
	char strIn[MAX_PATH];
	
	::GetWindowText(m_ceditEdit.GetSafeHwnd(), strIn, MAX_PATH);
	
	if(m_hKCrypt > 0)
	{
		TCHAR	strOut[MAX_PATH];
		NPKGetWindowEditText(m_hKCrypt, m_ceditEdit.GetSafeHwnd(), strIn, sizeof strIn, strOut, sizeof strOut);
		AfxMessageBox(strOut);		
	}
	else
	{
		CString strErrMsg;
		strErrMsg.LoadString(IDS_ERR_LOADFAIL);
		::MessageBox(GetSafeHwnd(), strErrMsg, "nProtect KeyCrypt", MB_OK | MB_ICONERROR);
	}			
}

void CKeyCryptVCGetWindowEditTextDlg::OnButton1() 
{
	if(m_hKCrypt > 0)
	{
		NPKCloseDriver(m_hKCrypt);
	}	
}