AcxTargetStreamFormatRequestForProperty function (acxtargets.h)

Artikel
02/22/2024

The AcxTargetStreamFormatRequestForProperty formats a WDFREQUEST as an ACX property request to be used on specified stream target.

Syntax

NTSTATUS AcxTargetStreamFormatRequestForProperty(
  ACXTARGETSTREAM         TargetStream,
  WDFREQUEST              Request,
  PACX_REQUEST_PARAMETERS Params
);

Parameters

TargetStream

An existing ACXTARGETSTREAM object. 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


NTSTATUS
Aggregator_FormatRequestForProperty(
    _In_ ACXTARGETSTREAM            Stream,
    _In_ WDFREQUEST                 Request,
    _In_ PACX_REQUEST_PARAMETERS    Parameters
    )
{
    PAGED_CODE();
    return AcxTargetStreamFormatRequestForProperty(Stream, Request, Parameters);

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

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