USB_MI_PARENT_INFORMATION structure (usbioctl.h)

  • Article

The USB_MI_PARENT_INFORMATION structure contains information about a composite device.

Syntax

typedef struct _USB_MI_PARENT_INFORMATION {
  ULONG NumberOfInterfaces;
} USB_MI_PARENT_INFORMATION, *PUSB_MI_PARENT_INFORMATION;

Members

NumberOfInterfaces

The number of interfaces on the composite device.

Remarks

A composite device is a device with multiple interfaces (MI). The USB stack treats the interfaces of a composite device as child devices of the composite device and creates a separate PDO for each interface.

Requirements

Requirement Value
Header usbioctl.h (include Usbioctl.h)

See also

USB Structures

USB_NODE_INFORMATION