void CUsbDkHubFilterStrategy::WipeHiddenDevices(CDeviceRelations &Relations)
{
Relations.WipeIf([this](PDEVICE_OBJECT PDO)
{
bool Hide = false;
Children().ForEachIf([PDO](CUsbDkChildDevice *Child){ return Child->Match(PDO); },
[this, &Hide](CUsbDkChildDevice *Child)
{
Hide = false;
if (!Child->IsRedirected() &&
!Child->IsIndicated())
{
Hide = m_ControlDevice->ShouldHide(Child->DeviceDescriptor());
}
if (!Hide)
{
Child->MarkAsIndicated();
}
else
{
TraceEvents(TRACE_LEVEL_ERROR, TRACE_FILTERDEVICE, "%!FUNC! Hiding child object:");
Child->Dump();
}
return false;
});
return Hide;
});
}
void CUsbDkHubFilterStrategy::WipeHiddenDevices(CDeviceRelations &Relations)
{
Relations.WipeIf([this](PDEVICE_OBJECT PDO)
{
bool Hide = false;
Children().ForEachIf([PDO](CUsbDkChildDevice *Child){ return Child->Match(PDO); },
[this, &Hide](CUsbDkChildDevice *Child)
{
Hide = false;
if (!Child->IsRedirected() &&
!Child->IsIndicated())
{
Hide = m_ControlDevice->ShouldHide(Child->DeviceDescriptor());
}
if (!Hide)
{
Child->MarkAsIndicated();
}
return false;
});
return Hide;
});
}
void CUsbDkHubFilterStrategy::DropRemovedDevices(const CDeviceRelations &Relations)
{
//Child device must be deleted on PASSIVE_LEVEL
//So we put those to non-locked list and let its destructor do the job
CWdmList<CUsbDkChildDevice, CRawAccess, CNonCountingObject> ToBeDeleted;
Children().ForEachDetachedIf([&Relations](CUsbDkChildDevice *Child) { return !Relations.Contains(*Child); },
[&ToBeDeleted](CUsbDkChildDevice *Child) -> bool { ToBeDeleted.PushBack(Child); return true; });
}
void CUsbDkHubFilterStrategy::AddNewDevices(const CDeviceRelations &Relations)
{
Relations.ForEachIf([this](PDEVICE_OBJECT PDO){ return !IsChildRegistered(PDO); },
[this](PDEVICE_OBJECT PDO){ RegisterNewChild(PDO); return true; });
}