VOID NTAPI CloseStreamRoutine	(	IN PDEVICE_OBJECT	DeviceObject,
		IN PVOID	Context
	)
Definition at line 368 of file pin_wavert.cpp.
{
    PMINIPORTWAVERTSTREAM Stream;
    NTSTATUS Status;
    ISubdevice *ISubDevice;
    PSUBDEVICE_DESCRIPTOR Descriptor;
    CPortPinWaveRT * This;
    PCLOSESTREAM_CONTEXT Ctx = (PCLOSESTREAM_CONTEXT)Context;

    This = (CPortPinWaveRT*)Ctx->Pin;

    if (This->m_Stream)
    {
        if (This->m_State != KSSTATE_STOP)
        {
            This->m_Stream->SetState(KSSTATE_STOP);
            KeStallExecutionProcessor(10);
        }
    }

    Status = This->m_Port->QueryInterface(IID_ISubdevice, (PVOID*)&ISubDevice);
    if (NT_SUCCESS(Status))
    {
        Status = ISubDevice->GetDescriptor(&Descriptor);
        if (NT_SUCCESS(Status))
        {
            Descriptor->Factory.Instances[This->m_ConnectDetails->PinId].CurrentPinInstanceCount--;
        }
        ISubDevice->Release();
    }

    if (This->m_Format)
    {
        FreeItem(This->m_Format, TAG_PORTCLASS);
        This->m_Format = NULL;
    }

    if (This->m_IrpQueue)
    {
        This->m_IrpQueue->Release();
    }

    // complete the irp
    Ctx->Irp->IoStatus.Information = 0;
    Ctx->Irp->IoStatus.Status = STATUS_SUCCESS;
    IoCompleteRequest(Ctx->Irp, IO_NO_INCREMENT);

    // free the work item
    IoFreeWorkItem(Ctx->WorkItem);

    // free work item ctx
    FreeItem(Ctx, TAG_PORTCLASS);

    if (This->m_Stream)
    {
        Stream = This->m_Stream;
        This->m_Stream = NULL;
        DPRINT("Closing stream at Irql %u\n", KeGetCurrentIrql());
        Stream->Release();
    }
}
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