IOCTL_INTERNAL_USB_GET_TOPOLOGY_ADDRESS control code
The IOCTL_INTERNAL_USB_GET_TOPOLOGY_ADDRESS I/O request returns information about the host controller the USB device is attached to, and the device's location in the USB device tree.
IOCTL_INTERNAL_USB_GET_TOPOLOGY_ADDRESS is a kernel-mode I/O control request. This request targets the USB hub PDO. This request must be sent at an IRQL of DISPATCH_LEVEL or lower.
Input Parameters
Parameters.Others.Argument1 points to a USB_TOPOLOGY_ADDRESS structure to receive the device topology information.
Output Parameters
Parameters.Others.Argument1 points to a USB_TOPOLOGY_ADDRESS structure containing the device topology information.
I/O Status Block
The hub or port driver sets Irp->IoStatus.Status to STATUS_SUCCESS or the appropriate error status.
Requirements
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Version | Windows Vista and later operating systems. |
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Header |
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See also
- USB_TOPOLOGY_ADDRESS
- USB IOCTLs
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Build date: 2/28/2013
