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WDF_USB_BMREQUEST_TYPE enumeration

[Applies to KMDF and UMDF]

The WDF_USB_BMREQUEST_TYPE enumeration identifies the data transfer type for a USB control transfer.

Syntax


typedef enum _WDF_USB_BMREQUEST_TYPE { 
  BmRequestStandard  = BMREQUEST_STANDARD,
  BmRequestClass     = BMREQUEST_CLASS,
  BmRequestVendor    = BMREQUEST_VENDOR
} WDF_USB_BMREQUEST_TYPE;

Constants

BmRequestStandard

The data transfer is a standard USB control transfer.

BmRequestClass

The data transfer is a device class-specific USB control transfer.

BmRequestVendor

The data transfer is a vendor-specific USB control transfer.

Remarks

The WDF_USB_BMREQUEST_TYPE enumeration is used in the WDF_USB_CONTROL_SETUP_PACKET structure.

For more information about data transfer types 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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