WdfUsbTargetPipeGetInformation function (wdfusb.h)

Artikel
02/22/2024

[Applies to KMDF and UMDF]

The WdfUsbTargetPipeGetInformation method retrieves information about a USB pipe and its endpoint.

Syntax

void WdfUsbTargetPipeGetInformation(
  [in]  WDFUSBPIPE                Pipe,
  [out] PWDF_USB_PIPE_INFORMATION PipeInformation
);

Parameters

[in] Pipe

A handle to a framework pipe object that was obtained by calling WdfUsbInterfaceGetConfiguredPipe.

[out] PipeInformation

A pointer to a caller-allocated WDF_USB_PIPE_INFORMATION structure that receives information about the pipe and endpoint.

Return value

None

Remarks

A bug check occurs if the driver supplies an invalid object handle.

For more information about the WdfUsbTargetPipeGetInformation method and USB I/O targets, see USB I/O Targets.

Examples

The following code example initializes a WDF_USB_PIPE_INFORMATION structure and calls WdfUsbTargetPipeGetInformation.

WDF_USB_PIPE_INFORMATION pipeInfo;

WDF_USB_PIPE_INFORMATION_INIT(&pipeInfo);
WdfUsbTargetPipeGetInformation(
                               Pipe,
                               &pipeInfo
                               );

Requirements

Requirement	Value
Target Platform	Universal
Minimum KMDF version	1.0
Minimum UMDF version	2.0
Header	wdfusb.h (include Wdfusb.h)
Library	Wdf01000.sys (KMDF); WUDFx02000.dll (UMDF)
IRQL	<=DISPATCH_LEVEL
DDI compliance rules	DriverCreate(kmdf), KmdfIrql(kmdf), KmdfIrql2(kmdf), KmdfIrqlExplicit(kmdf), UsbKmdfIrql(kmdf), UsbKmdfIrql2(kmdf), UsbKmdfIrqlExplicit(kmdf)

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