WDF_USB_BMREQUEST_TYPE enumeration (wdfusb.h)
[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 = 0,
BmRequestClass,
BmRequestVendor
} WDF_USB_BMREQUEST_TYPE;
Constants
BmRequestStandard Value: 0 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
Requirement | Value |
---|---|
Minimum KMDF version | 1.0 |
Minimum UMDF version | 2.0 |
Header | wdfusb.h (include Wdfusb.h) |
See also
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