DECLHIDDEN(NTSTATUS) vboxUsbDispatchPower(IN PDEVICE_OBJECT pDeviceObject, IN PIRP pIrp)
{
PVBOXUSBDEV_EXT pDevExt = (PVBOXUSBDEV_EXT)pDeviceObject->DeviceExtension;
ENMVBOXUSB_PNPSTATE enmState = vboxUsbDdiStateRetainIfNotRemoved(pDevExt);
switch (enmState)
{
case ENMVBOXUSB_PNPSTATE_REMOVED:
{
PoStartNextPowerIrp(pIrp);
pIrp->IoStatus.Status = STATUS_DELETE_PENDING;
pIrp->IoStatus.Information = 0;
IoCompleteRequest(pIrp, IO_NO_INCREMENT);
vboxUsbDdiStateRelease(pDevExt);
return STATUS_DELETE_PENDING;
}
case ENMVBOXUSB_PNPSTATE_START_PENDING:
{
PoStartNextPowerIrp(pIrp);
IoSkipCurrentIrpStackLocation(pIrp);
vboxUsbDdiStateRelease(pDevExt);
return PoCallDriver(pDevExt->pLowerDO, pIrp);
}
default:
{
return vboxUsbPwrDispatch(pDevExt, pIrp);
}
}
}
DECLHIDDEN(NTSTATUS) vboxUsbDispatchPnP(IN PDEVICE_OBJECT pDeviceObject, IN PIRP pIrp)
{
PVBOXUSBDEV_EXT pDevExt = (PVBOXUSBDEV_EXT)pDeviceObject->DeviceExtension;
ENMVBOXUSB_PNPSTATE enmState = vboxUsbPnPStateGet(pDevExt);
if (!vboxUsbDdiStateRetainIfNotRemoved(pDevExt))
{
return VBoxDrvToolIoComplete(pIrp, STATUS_DELETE_PENDING, 0);
}
PIO_STACK_LOCATION pSl = IoGetCurrentIrpStackLocation(pIrp);
switch (pSl->MinorFunction)
{
case IRP_MN_START_DEVICE:
{
return vboxUsbPnPMnStartDevice(pDevExt, pIrp);
}
case IRP_MN_QUERY_STOP_DEVICE:
{
return vboxUsbPnPMnQueryStopDevice(pDevExt, pIrp);
}
case IRP_MN_STOP_DEVICE:
{
return vboxUsbPnPMnStopDevice(pDevExt, pIrp);
}
case IRP_MN_CANCEL_STOP_DEVICE:
{
return vboxUsbPnPMnCancelStopDevice(pDevExt, pIrp);
}
case IRP_MN_QUERY_REMOVE_DEVICE:
{
return vboxUsbPnPMnQueryRemoveDevice(pDevExt, pIrp);
}
case IRP_MN_REMOVE_DEVICE:
{
return vboxUsbPnPMnRemoveDevice(pDevExt, pIrp);
}
case IRP_MN_CANCEL_REMOVE_DEVICE:
{
return vboxUsbPnPMnCancelRemoveDevice(pDevExt, pIrp);
}
case IRP_MN_SURPRISE_REMOVAL:
{
return vboxUsbPnPMnSurpriseRemoval(pDevExt, pIrp);
}
case IRP_MN_QUERY_CAPABILITIES:
{
return vboxUsbPnPMnQueryCapabilities(pDevExt, pIrp);
}
default:
{
return vboxUsbPnPMnDefault(pDevExt, pIrp);
}
}
}
static NTSTATUS vboxUsbDevAccessDeviedDispatchStub(IN PDEVICE_OBJECT pDeviceObject, IN PIRP pIrp)
{
PVBOXUSBDEV_EXT pDevExt = (PVBOXUSBDEV_EXT)pDeviceObject->DeviceExtension;
if (!vboxUsbDdiStateRetainIfNotRemoved(pDevExt))
{
VBoxDrvToolIoComplete(pIrp, STATUS_DELETE_PENDING, 0);
return STATUS_DELETE_PENDING;
}
NTSTATUS Status = STATUS_ACCESS_DENIED;
Status = VBoxDrvToolIoComplete(pIrp, Status, 0);
vboxUsbDdiStateRelease(pDevExt);
return Status;
}
static NTSTATUS vboxUsbDispatchSystemControl(IN PDEVICE_OBJECT pDeviceObject, IN PIRP pIrp)
{
PVBOXUSBDEV_EXT pDevExt = (PVBOXUSBDEV_EXT)pDeviceObject->DeviceExtension;
if (!vboxUsbDdiStateRetainIfNotRemoved(pDevExt))
{
VBoxDrvToolIoComplete(pIrp, STATUS_DELETE_PENDING, 0);
return STATUS_DELETE_PENDING;
}
IoSkipCurrentIrpStackLocation(pIrp);
NTSTATUS Status = IoCallDriver(pDevExt->pLowerDO, pIrp);
vboxUsbDdiStateRelease(pDevExt);
return Status;
}
