unit dll_hotplug;



{

  ???? usb



  Microsoft Safely Remove Hardware applet



        1    0 00005A64 CPlApplet

        2    1 0000276C CreateLocalServerW

       12    2 00002659 DllCanUnloadNow

       13    3 0000266A DllGetClassObject

       14    4 0000268B DllRegisterServer

       15    5 0000269F DllUnregisterServer



        3    6 000056B4 HotPlugDeviceTree

        4    7 000059D1 HotPlugDriverBlockedW

        5    8 00005746 HotPlugEjectDevice

        6    9 00005B38 HotPlugEjectVetoedW

        7    A 00005B68 HotPlugHibernateVetoedW

        8    B 00005B20 HotPlugRemovalVetoedW

        9    C 0000584A HotPlugSafeRemovalNotificationW

       10    D 00005B50 HotPlugStandbyVetoedW

       11    E 00005B80 HotPlugWarmEjectVetoedW

}



interface



uses

  Windows;

             

const

  hotplug = 'hotplug.dll';



  function HotPlugDeviceTree(AParentWnd: HWND; AParam1: DWORD; AParam2: BOOL): DWORD;

    stdcall; external hotplug;



implementation



(*

\\rundll32.exe   shell32.dll,Control_RunDLL   hotplug.dll



hotplug.dll?windows   shell???????????????????? 



typedef   BOOL   (WINAPI*   pfnHotPlugEjectDevice) 

(HWND   hwndParent,   PTCHAR   DeviceInstanceId); 



pfnHotPlugDeviceTree   HotPlugDeviceTree   =   NULL; 

void   main() 

{ 

HMODULE   hHotPlug   =   LoadLibrary( "HotPlug.dll "); 

if(hHotPlug   ==   NULL)   

{ 

printf( "LoadLibrary(HotPlug.dll)   Error:%d\n ",   GetLastError()); 

return; 

} 



//get   functions 

HotPlugEjectDevice   =   (pfnHotPlugEjectDevice)GetProcAddress(hHotPlug,   "HotPlugEjectDevice "); 



BOOL   bResult   =   HotPlugEjectDevice(NULL,   "USB\\Vid_0d7d&Pid_0150\\4D3B190303C0 "); 







HotPlugDeviceTree(HWND,DWORD,BOOL)

HWND ???Handle

DWORD ?????0??

BOOL ?TRUE???FALSE?????????????



HotPlugEjectDevice?HWND   hwndParent,   PTCHAR   DeviceInstanceId)

}

*)

end.