// usbdlib.h
NTSTATUS USBD_QueryBusTime(
[in] PDEVICE_OBJECT RootHubPdo,
[out] PULONG CurrentFrame
);
View the official Windows Driver Kit DDI referenceNo description available.
The USBD_QueryBusTime routine has been deprecated in Windows XP and later operating systems. Do not use.
See URB_FUNCTION_GET_CURRENT_FRAME_NUMBER for equivalent functionality that is supported on all versions of Windows.
RootHubPdo [in]Obsolete.
CurrentFrame [out]Obsolete.
This routine does not return a value.
USB device driver programming reference