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InstDrv.cpp
资源名称：winio源码.zip　[点击查看]
上传用户：ason123
上传日期：2010-03-31
资源大小：177k
文件大小：3k
源码类别：

并口编程

开发平台：

C++ Builder

InstDrv.cpp：源码内容
  1. // ---------------------------------------------------- //
  2. //                      WinIo v2.0                      //
  3. //  Direct Hardware Access Under Windows 9x/NT/2000/XP  //
  4. //           Copyright 1998-2002 Yariv Kaplan           //
  5. //               http://www.internals.com               //
  6. // ---------------------------------------------------- //
  8. #include <windows.h>
  9. #include "winio.h"
  11. bool _stdcall InstallWinIoDriver(PSTR pszWinIoDriverPath, bool IsDemandLoaded)
  12. {
  13.   SC_HANDLE hSCManager;
  14.   SC_HANDLE hService;
  16.   // Remove any previous instance of the driver
  18.   RemoveWinIoDriver();
  20.   hSCManager = OpenSCManager(NULL, NULL, SC_MANAGER_ALL_ACCESS);
  22.   if (hSCManager)
  23.   {
  24.     // Install the driver
  25.     
  26.     hService = CreateService(hSCManager,
  27.                              "WINIO",
  28.                              "WINIO",
  29.                              SERVICE_ALL_ACCESS,
  30.                              SERVICE_KERNEL_DRIVER,
  31.                              (IsDemandLoaded == true) ? SERVICE_DEMAND_START : SERVICE_SYSTEM_START,
  32.                              SERVICE_ERROR_NORMAL,
  33.                              pszWinIoDriverPath,
  34.                              NULL,
  35.                              NULL,
  36.                              NULL,
  37.                              NULL,
  38.                              NULL);
  40.     CloseServiceHandle(hSCManager);
  42.     if (hService == NULL)
  43.       return false;
  44.   }
  45.   else
  46.     return false;
  48.   CloseServiceHandle(hService);
  49.   
  50.   return true;
  51. }
  54. bool _stdcall RemoveWinIoDriver()
  55. {
  56.   SC_HANDLE hSCManager;
  57.   SC_HANDLE hService;
  58.   bool bResult;
  60.   StopWinIoDriver();
  62.   hSCManager = OpenSCManager(NULL, NULL, SC_MANAGER_ALL_ACCESS);
  64.   if (hSCManager)
  65.   {
  66.     hService = OpenService(hSCManager, "WINIO", SERVICE_ALL_ACCESS);
  68.     CloseServiceHandle(hSCManager);
  70.     if (hService)
  71.     {
  72.       bResult = DeleteService(hService);
  73.       
  74.       CloseServiceHandle(hService);
  75.     }
  76.     else
  77.       return false;
  78.   }
  79.   else
  80.     return false;
  82.   return bResult;
  83. }
  86. bool _stdcall StartWinIoDriver()
  87. {
  88.   SC_HANDLE hSCManager;
  89.   SC_HANDLE hService;
  90.   bool bResult;
  92.   hSCManager = OpenSCManager(NULL, NULL, SC_MANAGER_ALL_ACCESS);
  94.   if (hSCManager)
  95.   {
  96.     hService = OpenService(hSCManager, "WINIO", SERVICE_ALL_ACCESS);
  98.     CloseServiceHandle(hSCManager);
  100.     if (hService)
  101.     {
  102.       bResult = StartService(hService, 0, NULL) || GetLastError() == ERROR_SERVICE_ALREADY_RUNNING;
  104.       CloseServiceHandle(hService);
  105.     }
  106.     else
  107.       return false;
  108.   }
  109.   else
  110.     return false;
  112.   return bResult;
  113. }
  116. bool _stdcall StopWinIoDriver()
  117. {
  118.   SC_HANDLE hSCManager;
  119.   SC_HANDLE hService;
  120.   SERVICE_STATUS ServiceStatus;
  121.   bool bResult;
  123.   hSCManager = OpenSCManager(NULL, NULL, SC_MANAGER_ALL_ACCESS);
  125.   if (hSCManager)
  126.   {
  127.     hService = OpenService(hSCManager, "WINIO", SERVICE_ALL_ACCESS);
  129.     CloseServiceHandle(hSCManager);
  131.     if (hService)
  132.     {
  133.       bResult = ControlService(hService, SERVICE_CONTROL_STOP, &ServiceStatus);
  135.       CloseServiceHandle(hService);
  136.     }
  137.     else
  138.       return false;
  139.   }
  140.   else
  141.     return false;
  143.   return bResult;
  144. }