IWDFUsbInterface interface (wudfusb.h)

[Warning: UMDF 2 is the latest version of UMDF and supersedes UMDF 1. All new UMDF drivers should be written using UMDF 2. No new features are being added to UMDF 1 and there is limited support for UMDF 1 on newer versions of Windows 10. Universal Windows drivers must use UMDF 2. For more info, see Getting Started with UMDF.]

The IWDFUsbInterface interface exposes a USB interface that a USB device exposes.


The IWDFUsbInterface interface inherits from IWDFObject. IWDFUsbInterface also has these types of members:

  • Methods


The IWDFUsbInterface interface has these methods.


The GetConfiguredSettingIndex method retrieves the current setting index for a USB interface.

The GetInterfaceDescriptor method retrieves a descriptor for a USB interface.

The GetInterfaceNumber method retrieves the index of a USB interface.

The GetNumEndPoints method retrieves the number of endpoints (pipes) on a USB interface.

The GetWinUsbHandle method retrieves the WinUsb interface handle that is associated with a USB interface.

The RetrieveUsbPipeObject method retrieves a USB pipe object for the specified pipe index.

The SelectSetting method selects the specified alternate setting on a USB interface.


End of support Unavailable in UMDF 2.0 and later.
Target Platform Desktop
Minimum UMDF version 1.5
Header wudfusb.h