win/dev/VBoxUsbPnP.cpp

97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync/* $Id$ */
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync/** @file
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync * USB PnP Handling
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync */
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync/*
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync * Copyright (C) 2011 Oracle Corporation
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync *
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync * available from http://www.virtualbox.org. This file is free software;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync * you can redistribute it and/or modify it under the terms of the GNU
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync * General Public License (GPL) as published by the Free Software
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync */
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync#include "VBoxUsbCmn.h"
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsyncstatic NTSTATUS vboxUsbPnPMnStartDevice(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync{
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    IoCopyCurrentIrpStackLocationToNext(pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    NTSTATUS Status = VBoxDrvToolIoPostSync(pDevExt->pLowerDO, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    Assert(NT_SUCCESS(Status) || Status == STATUS_NOT_SUPPORTED);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    if (NT_SUCCESS(Status))
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        Status = vboxUsbRtStart(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        Assert(Status == STATUS_SUCCESS);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        if (NT_SUCCESS(Status))
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync            vboxUsbPnPStateSet(pDevExt, ENMVBOXUSB_PNPSTATE_STARTED);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    VBoxDrvToolIoComplete(pIrp, Status, 0);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbDdiStateRelease(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    return Status;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync}
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsyncstatic NTSTATUS vboxUsbPnPMnQueryStopDevice(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync{
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbPnPStateSet(pDevExt, ENMVBOXUSB_PNPSTATE_STOP_PENDING);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbDdiStateReleaseAndWaitCompleted(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    pIrp->IoStatus.Status = STATUS_SUCCESS;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    pIrp->IoStatus.Information = 0;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    IoSkipCurrentIrpStackLocation(pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    return IoCallDriver(pDevExt->pLowerDO, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync}
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsyncstatic NTSTATUS vboxUsbPnPMnStopDevice(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync{
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbPnPStateSet(pDevExt, ENMVBOXUSB_PNPSTATE_STOPPED);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbRtClear(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    NTSTATUS Status = VBoxUsbToolDevUnconfigure(pDevExt->pLowerDO);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    Assert(NT_SUCCESS(Status));
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    pIrp->IoStatus.Status = Status;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    pIrp->IoStatus.Information = 0;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    IoSkipCurrentIrpStackLocation(pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    Status = IoCallDriver(pDevExt->pLowerDO, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbDdiStateRelease(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    return Status;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync}
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsyncstatic NTSTATUS vboxUsbPnPMnCancelStopDevice(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync{
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    ENMVBOXUSB_PNPSTATE enmState = vboxUsbPnPStateGet(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    NTSTATUS Status = STATUS_SUCCESS;
9524aca332540e09e296d9ee84817c64fab1d560vboxsync
9524aca332540e09e296d9ee84817c64fab1d560vboxsync    IoCopyCurrentIrpStackLocationToNext(pIrp);
9524aca332540e09e296d9ee84817c64fab1d560vboxsync    Status = VBoxDrvToolIoPostSync(pDevExt->pLowerDO, pIrp);
9524aca332540e09e296d9ee84817c64fab1d560vboxsync    if (NT_SUCCESS(Status) && enmState == ENMVBOXUSB_PNPSTATE_STOP_PENDING)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    {
9524aca332540e09e296d9ee84817c64fab1d560vboxsync        vboxUsbPnPStateRestore(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    }
9524aca332540e09e296d9ee84817c64fab1d560vboxsync
9524aca332540e09e296d9ee84817c64fab1d560vboxsync    Status = STATUS_SUCCESS;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    VBoxDrvToolIoComplete(pIrp, Status, 0);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbDdiStateRelease(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    return Status;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync}
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsyncstatic NTSTATUS vboxUsbPnPMnQueryRemoveDevice(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync{
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbPnPStateSet(pDevExt, ENMVBOXUSB_PNPSTATE_REMOVE_PENDING);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbDdiStateReleaseAndWaitCompleted(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    pIrp->IoStatus.Status = STATUS_SUCCESS;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    pIrp->IoStatus.Information = 0;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    IoSkipCurrentIrpStackLocation(pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    return IoCallDriver(pDevExt->pLowerDO, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync}
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsyncstatic NTSTATUS vboxUsbPnPRmDev(PVBOXUSBDEV_EXT pDevExt)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync{
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    NTSTATUS Status = vboxUsbRtRm(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    Assert(Status == STATUS_SUCCESS);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    return Status;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync}
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsyncstatic NTSTATUS vboxUsbPnPMnRemoveDevice(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync{
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    ENMVBOXUSB_PNPSTATE enmState = vboxUsbPnPStateGet(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    NTSTATUS Status = STATUS_SUCCESS;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    if (enmState != ENMVBOXUSB_PNPSTATE_SURPRISE_REMOVED)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        Status = vboxUsbPnPRmDev(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        Assert(Status == STATUS_SUCCESS);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbPnPStateSet(pDevExt, ENMVBOXUSB_PNPSTATE_REMOVED);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbDdiStateRelease(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbDdiStateReleaseAndWaitRemoved(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbRtClear(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    pIrp->IoStatus.Status = STATUS_SUCCESS;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    pIrp->IoStatus.Information = 0;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    IoSkipCurrentIrpStackLocation(pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    Status = IoCallDriver(pDevExt->pLowerDO, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    IoDetachDevice(pDevExt->pLowerDO);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    IoDeleteDevice(pDevExt->pFDO);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    return Status;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync}
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsyncstatic NTSTATUS vboxUsbPnPMnCancelRemoveDevice(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync{
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    ENMVBOXUSB_PNPSTATE enmState = vboxUsbPnPStateGet(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    NTSTATUS Status = STATUS_SUCCESS;
9524aca332540e09e296d9ee84817c64fab1d560vboxsync    IoCopyCurrentIrpStackLocationToNext(pIrp);
9524aca332540e09e296d9ee84817c64fab1d560vboxsync
9524aca332540e09e296d9ee84817c64fab1d560vboxsync    Status = VBoxDrvToolIoPostSync(pDevExt->pLowerDO, pIrp);
9524aca332540e09e296d9ee84817c64fab1d560vboxsync
9524aca332540e09e296d9ee84817c64fab1d560vboxsync    if (NT_SUCCESS(Status) &&
9524aca332540e09e296d9ee84817c64fab1d560vboxsync        enmState == ENMVBOXUSB_PNPSTATE_REMOVE_PENDING)
026b9946ff309252dd02571723a24ac899529244vboxsync    {
9524aca332540e09e296d9ee84817c64fab1d560vboxsync        vboxUsbPnPStateRestore(pDevExt);
026b9946ff309252dd02571723a24ac899529244vboxsync    }
9524aca332540e09e296d9ee84817c64fab1d560vboxsync
9524aca332540e09e296d9ee84817c64fab1d560vboxsync    Status = STATUS_SUCCESS;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    VBoxDrvToolIoComplete(pIrp, Status, 0);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbDdiStateRelease(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    return Status;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync}
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsyncstatic NTSTATUS vboxUsbPnPMnSurpriseRemoval(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync{
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbPnPStateSet(pDevExt, ENMVBOXUSB_PNPSTATE_SURPRISE_REMOVED);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    NTSTATUS Status = vboxUsbPnPRmDev(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    Assert(Status == STATUS_SUCCESS);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    pIrp->IoStatus.Status = STATUS_SUCCESS;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    pIrp->IoStatus.Information = 0;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    IoSkipCurrentIrpStackLocation(pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    Status = IoCallDriver(pDevExt->pLowerDO, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbDdiStateRelease(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    return Status;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync}
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsyncstatic NTSTATUS vboxUsbPnPMnQueryCapabilities(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync{
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    PDEVICE_CAPABILITIES pDevCaps = pSl->Parameters.DeviceCapabilities.Capabilities;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    if (pDevCaps->Version < 1 || pDevCaps->Size < sizeof (*pDevCaps))
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        Assert(0);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        /* todo: return more appropriate status ?? */
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        return STATUS_UNSUCCESSFUL;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    pDevCaps->SurpriseRemovalOK = TRUE;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    pIrp->IoStatus.Status = STATUS_SUCCESS;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    IoCopyCurrentIrpStackLocationToNext(pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    NTSTATUS Status = VBoxDrvToolIoPostSync(pDevExt->pLowerDO, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    Assert(NT_SUCCESS(Status));
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    if (NT_SUCCESS(Status))
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        pDevCaps->SurpriseRemovalOK = 1;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        pDevExt->DdiState.DevCaps = *pDevCaps;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    VBoxDrvToolIoComplete(pIrp, Status, 0);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbDdiStateRelease(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    return Status;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync}
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsyncstatic NTSTATUS vboxUsbPnPMnDefault(PVBOXUSBDEV_EXT pDevExt, PIRP pIrp)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync{
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    NTSTATUS Status;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    IoSkipCurrentIrpStackLocation(pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    Status = IoCallDriver(pDevExt->pLowerDO, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    vboxUsbDdiStateRelease(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    return Status;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync}
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsyncDECLHIDDEN(NTSTATUS) vboxUsbDispatchPnP(IN PDEVICE_OBJECT pDeviceObject, IN PIRP pIrp)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync{
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    PVBOXUSBDEV_EXT pDevExt = (PVBOXUSBDEV_EXT)pDeviceObject->DeviceExtension;
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    ENMVBOXUSB_PNPSTATE enmState = vboxUsbPnPStateGet(pDevExt);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    if (!vboxUsbDdiStateRetainIfNotRemoved(pDevExt))
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        return VBoxDrvToolIoComplete(pIrp, STATUS_DELETE_PENDING, 0);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    switch (pSl->MinorFunction)
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        case IRP_MN_START_DEVICE:
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync            return vboxUsbPnPMnStartDevice(pDevExt, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        case IRP_MN_QUERY_STOP_DEVICE:
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync            return vboxUsbPnPMnQueryStopDevice(pDevExt, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        case IRP_MN_STOP_DEVICE:
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync            return vboxUsbPnPMnStopDevice(pDevExt, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        case IRP_MN_CANCEL_STOP_DEVICE:
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync            return vboxUsbPnPMnCancelStopDevice(pDevExt, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        case IRP_MN_QUERY_REMOVE_DEVICE:
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync            return vboxUsbPnPMnQueryRemoveDevice(pDevExt, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        case IRP_MN_REMOVE_DEVICE:
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync            return vboxUsbPnPMnRemoveDevice(pDevExt, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        case IRP_MN_CANCEL_REMOVE_DEVICE:
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync            return vboxUsbPnPMnCancelRemoveDevice(pDevExt, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        case IRP_MN_SURPRISE_REMOVAL:
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync            return vboxUsbPnPMnSurpriseRemoval(pDevExt, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        case IRP_MN_QUERY_CAPABILITIES:
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync            return vboxUsbPnPMnQueryCapabilities(pDevExt, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        default:
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        {
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync            return vboxUsbPnPMnDefault(pDevExt, pIrp);
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync        }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync    }
97b634ea021fd984782256de4ba4ff31cdb96c47vboxsync}