AcxTargetElementFormatRequestForProperty function (acxtargets.h)

Artikel
10/03/2023

The AcxTargetElementFormatRequestForProperty function formats a WDFREQUEST as an ACX property request to be used on specified element target.

Syntax

NTSTATUS AcxTargetElementFormatRequestForProperty(
  ACXTARGETELEMENT        TargetElement,
  WDFREQUEST              Request,
  PACX_REQUEST_PARAMETERS Params
);

Parameters

TargetElement

An ACXTARGETELEMENT handle. For more information about ACX objects, see Summary of ACX Objects.

Request

A WDFREQUEST handle described in Summary of Framework Objects. For general information about WDF requests, see Creating Framework Request Objects.

Params

An initialized ACX_REQUEST_PARAMETERS structure that is used to store property request parameter information.

Return value

Returns STATUS_SUCCESS if the call was successful. Otherwise, it returns an appropriate error code. For more information, see Using NTSTATUS Values.

Remarks

A WDFREQUEST is a driver created I/O requests. Framework-based drivers process each I/O request by calling framework request object methods. For more information, see Framework Request Objects.

Example


    ACX_REQUEST_PARAMETERS      params;
    WDFREQUEST                  req;
    ACXTARGETELEMENT            targetElement;

...

    status = AcxTargetElementFormatRequestForProperty(targetElement, req, &params);

ACX requirements

Minimum ACX version: 1.0

For more information about ACX versions, see ACX version overview.

Requirements

Requirement	Value
Header	acxtargets.h
IRQL	PASSIVE_LEVEL

Delen via