IOCTL_INTERNAL_USB_GET_DEVICE_CONFIG_INFO IOCTL (usbioctl.h)
The IOCTL_INTERNAL_USB_GET_DEVICE_CONFIG_INFO I/O request returns information about a USB device and the hub it is attached to.
IOCTL_INTERNAL_USB_GET_DEVICE_CONFIG_INFO 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.
Major code
IRP_MJ_INTERNAL_DEVICE_CONTROL
Input buffer
Parameters.Others.Argument1 points to a HUB_DEVICE_CONFIG_INFO structure to receive the device configuration information.
Input buffer length
The size of a HUB_DEVICE_CONFIG_INFO structure.
Output buffer
Parameters.Others.Argument1 points to a HUB_DEVICE_CONFIG_INFO structure containing the device configuration information.
Output buffer length
The size of a HUB_DEVICE_CONFIG_INFO structure.
Status block
The hub or port driver sets Irp->IoStatus.Status to STATUS_SUCCESS or the appropriate error status.
Remarks
Upon successful completion, the HardwareIds, CompatibleIds, DeviceDescription USB_ID_STRING structures contained in the HUB_DEVICE_CONFIG_INFO structure points to string buffers allocated by the hub driver. The caller driver is responsible for releasing these buffers before the driver unloads.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista and later operating systems. |
| Header | usbioctl.h (include Usbioctl.h) |