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WDF_USB_BMREQUEST_RECIPIENT enumeration

[Applies to KMDF and UMDF]

The WDF_USB_BMREQUEST_RECIPIENT enumeration identifies the data transfer recipient for a USB control transfer.

Syntax


typedef enum _WDF_USB_BMREQUEST_RECIPIENT { 
  BmRequestToDevice     = BMREQUEST_TO_DEVICE,
  BmRequestToInterface  = BMREQUEST_TO_INTERFACE,
  BmRequestToEndpoint   = BMREQUEST_TO_ENDPOINT,
  BmRequestToOther      = BMREQUEST_TO_OTHER
} WDF_USB_BMREQUEST_RECIPIENT;

Constants

BmRequestToDevice

The data transfer recipient is a device.

BmRequestToInterface

The data transfer recipient is a device interface.

BmRequestToEndpoint

The data transfer recipient is a pipe endpoint.

BmRequestToOther

The data transfer recipient is not a device, interface, or endpoint.

Remarks

TheWDF_USB_BMREQUEST_RECIPIENT enumeration is used in the WDF_USB_CONTROL_SETUP_PACKET structure.

For more information about the data transfer recipient for a USB control transfer, see the USB specification.

Requirements

Minimum KMDF version

1.0

Minimum UMDF version

2.0

Header

Wdfusb.h (include Wdfusb.h)

See also

WDF_USB_CONTROL_SETUP_PACKET

 

 

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