use Win32::OLE('in');
use strict;

my $stepOk = 1;
my $errorMsg = "";
my $wmiService = "";
my $computer   = "."; # Computer to connect to: . = local host
my $namespace  = "\\root\\cimV2"; # Namespace to connect to
my @classes    = ();

$wmiService = Win32::OLE->GetObject("winmgmts:\\\\".$computer.$namespace);
my $subDevices = $wmiService->SubclassesOf();

foreach my $subDevProp ( in( $subDevices ) )
{
  print "Class $count: ".$subDevProp->{Path_}->{Path}."\n";
  if($subDevProp->{Path_}->{Path} =~ /.*:(.*)/)
  {
    my $class = $1;
    print "Detected class: $class\n";
    push(@classes,$class);
  }
}

# Scripted by jschollen
# Thanks to the Microsoft Scripting Guys