IWDFUsbTargetDevice interface
The IWDFUsbTargetDevice interface exposes a USB device I/O target object.
Members
The IWDFUsbTargetDevice interface inherits from IWDFIoTarget. IWDFUsbTargetDevice also has these types of members:
Methods
The IWDFUsbTargetDevice interface has these methods.
| Method | Description |
|---|---|
| IWDFUsbTargetDevice::FormatRequestForControlTransfer |
The FormatRequestForControlTransfer method formats an I/O request object for a USB control transfer. |
| IWDFUsbTargetDevice::GetNumInterfaces |
The GetNumInterfaces method retrieves the number of USB interfaces for the USB device. |
| IWDFUsbTargetDevice::GetWinUsbHandle |
The GetWinUsbHandle method retrieves the WinUsb interface handle that is associated with a I/O target device object. |
| IWDFUsbTargetDevice::RetrieveDescriptor |
The RetrieveDescriptor method retrieves a USB descriptor, which can describe a device, configuration, or string. |
| IWDFUsbTargetDevice::RetrieveDeviceInformation |
The RetrieveDeviceInformation method retrieves device information of the specified type. |
| IWDFUsbTargetDevice::RetrievePowerPolicy |
The RetrievePowerPolicy method retrieves a WinUsb power policy. |
| IWDFUsbTargetDevice::RetrieveUsbInterface |
The RetrieveUsbInterface method retrieves the specified USB interface for a USB device. |
| IWDFUsbTargetDevice::SetPowerPolicy |
The SetPowerPolicy method sets the WinUsb power policy. |
Requirements
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End of support | Unavailable in UMDF 2.0 and later. |
|---|---|
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Minimum UMDF version | 1.5 |
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Header |
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DLL |
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