use Win32::PerfLib;

sub getProcessList {
  # this code is copied almost verbatim from the Win32::PerfLib docs
  # it's really convoluted and confusing, but it works for finding
  # the pid and name of running processes
  my @proc_objs = ();
  my %counter = ();

  Win32::PerfLib::GetCounterNames( '', \%counter );
  my %r_counter = map { $counter{$_} => $_ } keys %counter;
  # retrieve the id for process object
  my $process_obj = $r_counter{ Process };
  # retrieve the id for the process ID counter
  my $process_id = $r_counter{ 'ID Process' };
  # create connection to $server
  my $perflib = new Win32::PerfLib( '' );
  my $proc_ref = {};
  # get the performance data for the process object
  $perflib->GetObjectList( $process_obj, $proc_ref );
  $perflib->Close();
  my $instance_ref = $proc_ref->{ Objects }->{ $process_obj }->{ Insta
+nces };
  foreach my $p ( sort keys %{$instance_ref} ) {
    my $counter_ref = $instance_ref->{ $p }->{ Counters };
    foreach my $i ( sort { $a <=> $b } keys %{$counter_ref} ) {
      if ( $counter_ref->{ $i }->{ CounterNameTitleIndex } == $process
+_id ) {
        push @proc_objs, { id => $counter_ref->{ $i }->{ Counter },
                           name => $instance_ref->{ $p }->{ Name },
                         };
      }
    }
  }

  return @proc_objs;
}
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