#!/usr/bin/perl
use strict;
use warnings;
use File::Basename;
use Parse::Win32Registry 0.41;
binmode(STDOUT, ':utf8');
my $filename = shift or die usage();
my $initial_key_path = shift;
my $registry = Parse::Win32Registry->new($filename)
or die "'$filename' is not a registry file\n";
my $root_key = $registry->get_root_key
or die "Could not get root key of '$filename'\n";
if (defined($initial_key_path)) {
$root_key = $root_key->get_subkey($initial_key_path);
if (!defined($root_key)) {
die "Could not locate the key '$initial_key_path' in '$filename'\n";
}
}
traverse($root_key);
sub traverse {
my $key = shift;
if (my $class_name = $key->get_class_name) {
print $key->get_path, " \"$class_name\"\n";
}
foreach my $subkey ($key->get_list_of_subkeys) {
traverse($subkey);
}
}
sub usage {
my $script_name = basename $0;
return <<USAGE;
$script_name for Parse::Win32Registry $Parse::Win32Registry::VERSION
Displays those keys in a registry file that have a class name.
Only keys in Windows NT registry files may have class names.
$script_name <filename> [subkey]
USAGE
}