www.pudn.com > 18900_netwall_lite.rar > NetWall.cpp


// NetWall Exe.cpp : Defines the class behaviors for the application. 
// 
 
#include "stdafx.h" 
#include "NetWall.h" 
 
#include "MainFrm.h" 
#include "NetWallDoc.h" 
#include "NetWallView.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CNetWallApp 
 
BEGIN_MESSAGE_MAP(CNetWallApp, CWinApp) 
	//{{AFX_MSG_MAP(CNetWallApp) 
	ON_COMMAND(ID_APP_ABOUT, OnAppAbout) 
		// NOTE - the ClassWizard will add and remove mapping macros here. 
		//    DO NOT EDIT what you see in these blocks of generated code! 
	//}}AFX_MSG_MAP 
	// Standard file based document commands 
	ON_COMMAND(ID_FILE_NEW, CWinApp::OnFileNew) 
	ON_COMMAND(ID_FILE_OPEN, CWinApp::OnFileOpen) 
	// Standard print setup command 
	ON_COMMAND(ID_FILE_PRINT_SETUP, CWinApp::OnFilePrintSetup) 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CNetWallApp construction 
 
CNetWallApp::CNetWallApp() 
{ 
	// TODO: add construction code here, 
	// Place all significant initialization in InitInstance 
    m_nAppAPIVersion    = NETWALL_API_VERSION; 
    m_nDllAPIVersion    = 0; 
    m_nDriverAPIVersion = 0; 
 
    m_pAPI = NULL; 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// The one and only CNetWallApp object 
 
CNetWallApp theApp; 
 
///////////////////////////////////////////////////////////////////////////// 
// CNetWallApp initialization 
 
BOOL CNetWallApp::InitInstance() 
{ 
    // Only Run One Instance 
    HANDLE iHandle = ::CreateMutex(NULL,TRUE, m_pszExeName); 
    if (GetLastError() == ERROR_ALREADY_EXISTS)	 
    { 
        CWnd *pPreWnd = CWnd::GetDesktopWindow()->GetWindow(GW_CHILD); 
        while (pPreWnd) 
        { 
            if (::GetProp(pPreWnd->GetSafeHwnd(), m_pszExeName)) 
            { 
                if (pPreWnd->IsIconic())  
                { 
                    pPreWnd->ShowWindow(SW_RESTORE); 
                } 
                 
                pPreWnd->SetForegroundWindow(); 
                // If the window has a popup window set focus to pop-up 
                pPreWnd->GetLastActivePopup ()->SetForegroundWindow(); 
                return FALSE; 
            } 
             
            pPreWnd = pPreWnd->GetWindow(GW_HWNDNEXT); 
        } 
        return FALSE; 
    } 
 
	AfxEnableControlContainer(); 
 
	// Standard initialization 
	// If you are not using these features and wish to reduce the size 
	//  of your final executable, you should remove from the following 
	//  the specific initialization routines you do not need. 
 
#ifdef _AFXDLL 
	Enable3dControls();			// Call this when using MFC in a shared DLL 
#else 
	Enable3dControlsStatic();	// Call this when linking to MFC statically 
#endif 
 
    if (NULL == m_pAPI) 
    { 
        m_pAPI = new CNetWallAPI();       
        if (NULL == m_pAPI) 
        { 
            AfxMessageBox("System Resources is not enough, Please Close Some Application."); 
            return FALSE; 
        } 
    } 
 
    // 
    // Get NetWal Driver Information 
    // 
    if (! GetNetWallInfo()) 
    { 
        delete m_pAPI; 
        m_pAPI = NULL; 
        return FALSE; 
    } 
 
    // 
    // Verify App, DLL & Driver API Versions 
    // 
    if ((m_nDriverAPIVersion & 0xFFFFFF00) != (m_nAppAPIVersion & 0xFFFFFF00) 
        || (m_nDllAPIVersion & 0xFFFFFF00) != (m_nAppAPIVersion & 0xFFFFFF00)) 
    { 
       AfxMessageBox(IDS_API_VER_MISMATCH, MB_OK | MB_APPLMODAL | MB_ICONSTOP); 
       delete m_pAPI; 
	   return FALSE; 
    } 
 
    if (! AfxSocketInit()) 
    {         
        AfxMessageBox(IDP_SOCKETS_INIT_FAILED); 
        delete m_pAPI; 
        m_pAPI = NULL; 
        return FALSE; 
    } 
 
	// Change the registry key under which our settings are stored. 
	// TODO: You should modify this string to be something appropriate 
	// such as the name of your company or organization. 
	SetRegistryKey(_T("Local AppWizard-Generated Applications")); 
 
	LoadStdProfileSettings();  // Load standard INI file options (including MRU) 
 
	// Register the application's document templates.  Document templates 
	//  serve as the connection between documents, frame windows and views. 
 
	CSingleDocTemplate* pDocTemplate; 
	pDocTemplate = new CSingleDocTemplate( 
		IDR_MAINFRAME, 
		RUNTIME_CLASS(CNetWallDoc), 
		RUNTIME_CLASS(CMainFrame),       // main SDI frame window 
		RUNTIME_CLASS(CNetWallView)); 
	AddDocTemplate(pDocTemplate); 
 
    ::SetProp(m_pMainWnd->GetSafeHwnd(), m_pszExeName, (HANDLE)1); 
 
	// Parse command line for standard shell commands, DDE, file open 
	CCommandLineInfo cmdInfo; 
	ParseCommandLine(cmdInfo); 
 
	// Dispatch commands specified on the command line 
    if (!ProcessShellCommand(cmdInfo))  
    {     
        delete m_pAPI; 
        m_pAPI = NULL; 
		return FALSE; 
    } 
 
	// The one and only window has been initialized, so show and update it. 
	m_pMainWnd->ShowWindow(SW_SHOW); 
	m_pMainWnd->UpdateWindow(); 
 
	return TRUE; 
} 
 
 
///////////////////////////////////////////////////////////////////////////// 
// CAboutDlg dialog used for App About 
 
class CAboutDlg : public CDialog 
{ 
public: 
	CAboutDlg(); 
 
// Dialog Data 
	//{{AFX_DATA(CAboutDlg) 
	enum { IDD = IDD_ABOUTBOX }; 
	CString	m_strApiVersion; 
	//}}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) 
		// No message handlers 
	//}}AFX_MSG 
	DECLARE_MESSAGE_MAP() 
}; 
 
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) 
{ 
    CNetWallApp *pApp = (CNetWallApp * )AfxGetApp(); 
     
	//{{AFX_DATA_INIT(CAboutDlg) 
	m_strApiVersion = _T(""); 
	//}}AFX_DATA_INIT 
     
    m_strApiVersion = pApp->m_strApiVersion; 
} 
 
void CAboutDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CAboutDlg) 
	DDX_Text(pDX, IDC_API_VERSION, m_strApiVersion); 
	//}}AFX_DATA_MAP 
} 
 
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) 
	//{{AFX_MSG_MAP(CAboutDlg) 
		// No message handlers 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
// App command to run the dialog 
void CNetWallApp::OnAppAbout() 
{ 
	CAboutDlg aboutDlg; 
	aboutDlg.DoModal(); 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CNetWallApp message handlers 
 
 
BOOLEAN CNetWallApp::GetNetWallInfo() 
{ 
    CString  sText; 
    BOOLEAN  bResult   = FALSE; 
    HANDLE   hIMHandle = INVALID_HANDLE_VALUE; 
    DWORD    nSize; 
 
    // 
    // Call DLL To Get API Version 
    // 
    bResult = m_pAPI->GetDllAPIVersion(&m_nDllAPIVersion); 
 
	if (! bResult) 
	{ 
        // 
        // Could Not Get DLL API Version 
        // 
	} 
 
    // 
    // Open The Device Handle 
    // 
    hIMHandle = CreateFile(NETWALL_WDM_DEVICE_FILENAME, 
                           GENERIC_READ | GENERIC_WRITE, 
                           0, 
                           NULL, 
                           CREATE_ALWAYS, 
                           FILE_ATTRIBUTE_NORMAL, 
                           NULL 
                           ); 
 
    if (INVALID_HANDLE_VALUE == hIMHandle) 
    { 
        AfxMessageBox(_T("Could Not Open NetWall Driver.")); 
        return FALSE; 
    } 
 
    // 
    // Call Driver To Get API Version 
    // 
    bResult = m_pAPI->GetDriverAPIVersion(hIMHandle, &m_nDriverAPIVersion); 
 
	if (! bResult) 
	{ 
        // 
        // Could Not Get Driver API Version 
        // 
        AfxMessageBox(_T("Could Not Get Driver API Version.")); 
        return FALSE; 
    } 
     
    // 
    // Get Driver Description 
    // 
    nSize = MAX_PATH + 1; 
 
	LPTSTR pszBuffer = sText.GetBuffer(nSize); 
 
    bResult = m_pAPI->GetDriverDescription(hIMHandle, pszBuffer, &nSize); 
 
    CloseHandle(hIMHandle); 
 
	if (bResult) 
	{ 
        m_strDriverDescription = pszBuffer; 
    } 
    else 
    { 
        m_strDriverDescription = _T("Unknown"); 
    } 
 
    sText.ReleaseBuffer(); 
 
	char szScratch[16]; 
 
	wsprintf(szScratch, "%d.%2.2d.%2.2d.%2.2d", 
                  ((PUCHAR)&m_nDriverAPIVersion)[3], 
                  ((PUCHAR)&m_nDriverAPIVersion)[2], 
                  ((PUCHAR)&m_nDriverAPIVersion)[1], 
                  ((PUCHAR)&m_nDriverAPIVersion)[0] 
                ); 
 
	m_strApiVersion = szScratch; 
 
    return bResult; 
} 
 
int CNetWallApp::ExitInstance()  
{ 
	if (NULL != m_pAPI) 
    { 
        delete m_pAPI; 
        m_pAPI = NULL;         
    } 
 
	return CWinApp::ExitInstance(); 
}