CmIsRootDevice

BOOLEAN __fastcall CmIsRootDevice(PCWSTR SourceString){
  struct _UNICODE_STRING DestinationString; 
  DestinationString = 0i64;
  if( (int)RtlInitUnicodeStringEx(&DestinationString, (WCHAR *)SourceString) < 0 )
    return 0;
  else
    return RtlEqualUnicodeString(&DestinationString, (UNICODE_STRING *)&String2, 1u);
}

Referenced by:

CmGetDeviceParent
CmSetDeviceMappedProperty
CmSetDeviceRegPropWorker
CmUpdateDevicePanel
PiCMCreateDevice
PiCMDeleteDevice
PiCMDeviceAction
PiCMGetRelatedDeviceInstance
PiCMQueryRemove
PiDcResetChildDeviceContainerCallback