ntenumpci.h

演示如何动态加载一个驱动程序ENUMPCI.sys,应用程序为expire.exe, 该程序可枚举出当前系统上的设备id 和 厂商id

BOOL DeleteDriver(CString ServiceName)
{
    
	SC_HANDLE hSCManager = OpenSCManager(NULL,NULL,SC_MANAGER_ALL_ACCESS);
	if( hSCManager==NULL)
	{
		AfxMessageBox("Could not open Service Control Manager");
		return 0;
	}

	/////////////////////////////////////////////////////////////////////////
	// Driver isn't there
	SC_HANDLE hDriver = OpenService(hSCManager,ServiceName ,SERVICE_ALL_ACCESS);
/*	if( hDriver!=NULL)
	{
		SERVICE_STATUS ss;
	   ControlService(hDriver,SERVICE_CONTROL_INTERROGATE,&ss);
		{
			if( ss.dwCurrentState!=SERVICE_STOPPED)
			{
				if( !ControlService(hDriver,SERVICE_CONTROL_STOP,&ss))
				{
					AfxMessageBox("Could not stop driver");
					CloseServiceHandle(hSCManager);
					CloseServiceHandle(hDriver);
					return 0;
				}
				// Give it 10 seconds to stop
				BOOL Stopped = FALSE;
				for(int seconds=0;seconds<10;seconds++)
				{
				   if( ControlService(hDriver,SERVICE_CONTROL_INTERROGATE,&ss) &&
						ss.dwCurrentState==SERVICE_STOPPED)
					{
						Stopped = TRUE;
						break;
					}
					Sleep(1000);
				}
				if( !Stopped)
				{
					AfxMessageBox("Could not stop driver");
					CloseServiceHandle(hSCManager);
					CloseServiceHandle(hDriver);
					return 0;
				}
			}
		}
	}*/
  if(!DeleteService(hDriver))
  {  
    AfxMessageBox("Could not delete driver");
    return 0;
  }
  CloseServiceHandle(hSCManager);
  CloseServiceHandle(hDriver);
  return 1;
}
char*  CString_To_Pchar(CString str)
{
 char* lpb=new char[str.GetLength()+1];
 for(int i=0;i<str.GetLength();i++)
	 lpb[i]=str[i];
 lpb[str.GetLength()]=0;
 return lpb;
}
BOOL CreateDriver( CString ServiceName, CString DriverPath)
{
	/////////////////////////////////////////////////////////////////////////
	// Open service control manager

	SC_HANDLE hSCManager = OpenSCManager(NULL,NULL,SC_MANAGER_ALL_ACCESS);
	if( hSCManager==NULL)
	{
		AfxMessageBox("Could not open Service Control Manager");
		return FALSE;
	}

	/////////////////////////////////////////////////////////////////////////
	// If driver is running, stop it

	SC_HANDLE hDriver = OpenService(hSCManager,ServiceName,SERVICE_ALL_ACCESS);
/*	if( hDriver!=NULL)
	{
		SERVICE_STATUS ss;
		ControlService(hDriver,SERVICE_CONTROL_INTERROGATE,&ss);
		{
			if( ss.dwCurrentState!=SERVICE_STOPPED)
			{
				ControlService(hDriver,SERVICE_CONTROL_STOP,&ss);
				// Give it 10 seconds to stop
				BOOL Stopped = FALSE;
				for(int seconds=0;seconds<10;seconds++)
				{
					Sleep(1000);
				  ControlService(hDriver,SERVICE_CONTROL_INTERROGATE,&ss);
				  if(ss.dwCurrentState==SERVICE_STOPPED)
					{
						Stopped = TRUE;
						break;
					}
				}
				if( !Stopped)
				{
					AfxMessageBox("Could not stop driver");
					CloseServiceHandle(hSCManager);
					CloseServiceHandle(hDriver);
					return FALSE;
				}
			}
			CloseServiceHandle(hDriver);
		}
		
		  return TRUE;
	
	}*/

	/////////////////////////////////////////////////////////////////////////
	// Create driver service

	hDriver = CreateService(hSCManager,ServiceName,ServiceName,SERVICE_ALL_ACCESS,
							SERVICE_KERNEL_DRIVER,SERVICE_DEMAND_START,SERVICE_ERROR_NORMAL,
							DriverPath,NULL,NULL,NULL,NULL,NULL);
	if( hDriver==NULL)
	{
		
		AfxMessageBox("Could not install driver with Service Control Manager");
		CloseServiceHandle(hSCManager);
		return FALSE;
	}

	/////////////////////////////////////////////////////////////////////////
	CloseServiceHandle(hDriver);
	CloseServiceHandle(hSCManager);
	return TRUE;
}
BOOL StartDriver(CString ServiceName)
{
	/////////////////////////////////////////////////////////////////////////
	// Open service control manager

	SC_HANDLE hSCManager = OpenSCManager(NULL,NULL,SC_MANAGER_ALL_ACCESS);
	if( hSCManager==NULL)
	{
		AfxMessageBox("Could not open Service Control Manager");
		return FALSE;
	}

	/////////////////////////////////////////////////////////////////////////
	// Driver isn't there

	SC_HANDLE hDriver = OpenService(hSCManager,ServiceName,SERVICE_ALL_ACCESS);
	if( hDriver==NULL)
	{
		AfxMessageBox("Could not open driver service");
		CloseServiceHandle(hSCManager);
		return FALSE;
	}

	SERVICE_STATUS ss;
	ControlService(hDriver,SERVICE_CONTROL_INTERROGATE,&ss);
   if(ss.dwCurrentState!=SERVICE_STOPPED)
	{
		AfxMessageBox("Could not interrogate driver service");
		CloseServiceHandle(hSCManager);
		CloseServiceHandle(hDriver);
		return FALSE;
	}
	if( !StartService(hDriver,0,NULL))
	{
		AfxMessageBox("Could not start driver");
		CloseServiceHandle(hSCManager);
		CloseServiceHandle(hDriver);
		return FALSE;
	}
	// Give it 10 seconds to start
	BOOL Started = FALSE;
	for(int seconds=0;seconds<10;seconds++)
	{
	   if(ControlService(hDriver,SERVICE_CONTROL_INTERROGATE,&ss) &&
			ss.dwCurrentState==SERVICE_RUNNING)
		{
			Started = TRUE;
			break;
		}
		Sleep(1000);
	}
	if( !Started)
	{
		AfxMessageBox("Could not start driver");
		CloseServiceHandle(hSCManager);
		CloseServiceHandle(hDriver);
		return FALSE;
	}
	CloseServiceHandle(hDriver);
	CloseServiceHandle(hSCManager);
	return TRUE;
}
BOOL GetDriverPath(CString& DriverPath)
{
 TCHAR  CurrentDirectory[MAX_PATH];
 ::GetCurrentDirectory(MAX_PATH,CurrentDirectory);
 DriverPath.Format("%s\\Resource\\ENUMPCI.sys",CurrentDirectory);
 return TRUE;
}