diff options
Diffstat (limited to 'chromium/third_party/cygwin/lib/perl5/vendor_perl/5.10/i686-cygwin/Net/DNS/Resolver/Cygwin.pm')
| -rw-r--r-- | chromium/third_party/cygwin/lib/perl5/vendor_perl/5.10/i686-cygwin/Net/DNS/Resolver/Cygwin.pm | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/chromium/third_party/cygwin/lib/perl5/vendor_perl/5.10/i686-cygwin/Net/DNS/Resolver/Cygwin.pm b/chromium/third_party/cygwin/lib/perl5/vendor_perl/5.10/i686-cygwin/Net/DNS/Resolver/Cygwin.pm deleted file mode 100644 index bae2d311d0c..00000000000 --- a/chromium/third_party/cygwin/lib/perl5/vendor_perl/5.10/i686-cygwin/Net/DNS/Resolver/Cygwin.pm +++ /dev/null @@ -1,180 +0,0 @@ -package Net::DNS::Resolver::Cygwin; -# -# $Id: Cygwin.pm 696 2007-12-28 13:46:20Z olaf $ -# - -use strict; -use vars qw(@ISA $VERSION); - -use Net::DNS::Resolver::Base (); - -@ISA = qw(Net::DNS::Resolver::Base); -$VERSION = (qw$LastChangedRevision: 696 $)[1]; - -sub getregkey { - my $key = $_[0] . $_[1]; - my $value = ''; - - local *LM; - - if (open(LM, "<$key")) { - $value = <LM>; - $value =~ s/\0+$//; - close(LM); - } - - return $value; -} - -sub init { - my ($class) = @_; - my $defaults = $class->defaults; - - local *LM; - - my $root = '/proc/registry/HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Services/Tcpip/Parameters/'; - - unless (-d $root) { - # Doesn't exist, maybe we are on 95/98/Me? - $root = '/proc/registry/HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Services/VxD/MSTCP/'; - -d $root || Carp::croak "can't read registry: $!"; - } - - # Best effort to find a useful domain name for the current host - # if domain ends up blank, we're probably (?) not connected anywhere - # a DNS server is interesting either... - my $domain = getregkey($root, 'Domain') || getregkey($root, 'DhcpDomain') || ''; - - # If nothing else, the searchlist should probably contain our own domain - # also see below for domain name devolution if so configured - # (also remove any duplicates later) - my $searchlist = "$domain "; - $searchlist .= getregkey($root, 'SearchList'); - - # This is (probably) adequate on NT4 - my $nt4nameservers = getregkey($root, 'NameServer') || getregkey($root, 'DhcpNameServer'); - my $nameservers = ""; - # - # but on W2K/XP the registry layout is more advanced due to dynamically - # appearing connections. So we attempt to handle them, too... - # opt to silently fail if something isn't ok (maybe we're on NT4) - # If this doesn't fail override any NT4 style result we found, as it - # may be there but is not valid. - # drop any duplicates later - my $dnsadapters = $root . "DNSRegisteredAdapters/"; - if (opendir(LM, $dnsadapters)) { - my @adapters = grep($_ ne "." && $_ ne "..", readdir(LM)); - closedir(LM); - foreach my $adapter (@adapters) { - my $regadapter = $dnsadapters . $adapter . '/'; - if (-e $regadapter) { - my $ns = getregkey($regadapter, 'DNSServerAddresses') || ''; - while (length($ns) >= 4) { - my $addr = join('.', unpack("C4", substr($ns,0,4,""))); - $nameservers .= " $addr"; - } - } - } - } - - my $interfaces = $root . "Interfaces/"; - if (opendir(LM, $interfaces)) { - my @ifacelist = grep($_ ne "." && $_ ne "..", readdir(LM)); - closedir(LM); - foreach my $iface (@ifacelist) { - my $regiface = $interfaces . $iface . '/'; - if (opendir(LM, $regiface)) { - closedir(LM); - - my $ns; - my $ip; - $ip = getregkey($regiface, "DhcpIPAddress") || getregkey($regiface, "IPAddress"); - $ns = getregkey($regiface, "NameServer") || - getregkey($regiface, "DhcpNameServer") || '' unless !$ip || ($ip =~ /0\.0\.0\.0/); - - $nameservers .= " $ns" if $ns; - } - } - } - - if (!$nameservers) { - $nameservers = $nt4nameservers; - } - - if ($domain) { - $defaults->{'domain'} = $domain; - } - - my $usedevolution = getregkey($root, 'UseDomainNameDevolution'); - if ($searchlist) { - # fix devolution if configured, and simultaneously make sure no dups (but keep the order) - my @a; - my %h; - foreach my $entry (split(m/[\s,]+/, $searchlist)) { - push(@a, $entry) unless $h{$entry}; - $h{$entry} = 1; - if ($usedevolution) { - # as long there's more than two pieces, cut - while ($entry =~ m#\..+\.#) { - $entry =~ s#^[^\.]+\.(.+)$#$1#; - push(@a, $entry) unless $h{$entry}; - $h{$entry} = 1; - } - } - } - $defaults->{'searchlist'} = \@a; - } - - if ($nameservers) { - # just in case dups were introduced... - my @a; - my %h; - foreach my $ns (split(m/[\s,]+/, $nameservers)) { - push @a, $ns unless (!$ns || $h{$ns}); - $h{$ns} = 1; - } - $defaults->{'nameservers'} = [map { m/(.*)/ } @a]; - } - - $class->read_env; - - if (!$defaults->{'domain'} && @{$defaults->{'searchlist'}}) { - $defaults->{'domain'} = $defaults->{'searchlist'}[0]; - } elsif (!@{$defaults->{'searchlist'}} && $defaults->{'domain'}) { - $defaults->{'searchlist'} = [ $defaults->{'domain'} ]; - } -} - -1; -__END__ - - -=head1 NAME - -Net::DNS::Resolver::Cygwin - Cygwin Resolver Class - -=head1 SYNOPSIS - - use Net::DNS::Resolver; - -=head1 DESCRIPTION - -This class implements the cygwin specific portions of C<Net::DNS::Resolver>. - -No user serviceable parts inside, see L<Net::DNS::Resolver|Net::DNS::Resolver> -for all your resolving needs. - -=head1 COPYRIGHT - -Copyright (c) 1997-2002 Michael Fuhr. - -Portions Copyright (c) 2002-2004 Chris Reinhardt. - -All rights reserved. This program is free software; you may redistribute -it and/or modify it under the same terms as Perl itself. - -=head1 SEE ALSO - -L<perl(1)>, L<Net::DNS>, L<Net::DNS::Resolver> - -=cut |