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LPDEVICE_NOTIFY_ROUTINE (Windows CE 5.0)

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This function receives device notifications. Client drivers register this function with the USB driver interface to receive device notifications.

typedef BOOL (WINAPI *LPDEVICE_NOTIFY_ROUTINE)(  LPVOID lpvNotifyParameter,  DWORD dwCode,  LPDWORD* dwInfo1,  LPDWORD* dwInfo2,  LPDWORD* dwInfo3,  LPDWORD* dwInfo4);

Parameters

  • lpvNotifyParameter
    [in] Device context.
  • dwCode
    [in] Set to USB_CLOSE_DEVICE.
  • dwInfo1
    Not used.
  • dwInfo2
    Not used.
  • dwInfo3
    Not used.
  • dwInfo4
    Not used.

Return Values

If a client driver processes a message it should return TRUE. If a client driver does not process a message it should return FALSE.

Remarks

All client drivers are required to process the USB_CLOSE_DEVICE message.

USB notification messages are passed to the client driver's LPDEVICE_NOTIFY_ROUTINE function. The client driver registers its notification routine with the LPREGISTER_NOTIFICATION_ROUTINE function.

Requirements

OS Versions: Windows CE 2.10 and later.
Header: Usbdi.h.

See Also

LPREGISTER_NOTIFICATION_ROUTINE

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