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Windows Driver Kit DDI reference (nf-acxtargets-acxtargetcircuitformatrequestformethod)

Description

The AcxTargetCircuitFormatRequestForMethod formats a WDFREQUEST as an ACX method request to be used on specified circuit target.

Parameters

`TargetCircuit`

An ACXTARGETCIRCUIT 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 method 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;
    ACXTARGETCIRCUIT            targetCircuit;

...

    //
    // Format a WDF request as an ACX method request for the ACX circuit target.
    //
    status = AcxTargetCircuitFormatRequestForMethod(targetCircuit, req, &params);

ACX requirements

Minimum ACX version: 1.0

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

AcxTargetCircuitFormatRequestForMethod - NtDoc