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Current File : //usr/local/lib/perl5/site_perl/5.8.9/mach/Net/DNS/RR/AFSDB.pm |
package Net::DNS::RR::AFSDB; # # $Id: AFSDB.pm 718 2008-02-26 21:49:20Z olaf $ # use strict; BEGIN { eval { require bytes; } } use vars qw(@ISA $VERSION); @ISA = qw(Net::DNS::RR); $VERSION = (qw$LastChangedRevision: 718 $)[1]; sub new { my ($class, $self, $data, $offset) = @_; if ($self->{"rdlength"} > 0) { my ($subtype) = unpack("\@$offset n", $$data); $offset += Net::DNS::INT16SZ(); my($hostname) = Net::DNS::Packet::dn_expand($data, $offset); $self->{"subtype"} = $subtype; $self->{"hostname"} = $hostname; } return bless $self, $class; } sub new_from_string { my ($class, $self, $string) = @_; if ($string && ($string =~ /^(\d+)\s+(\S+)$/)) { $self->{"subtype"} = $1; $self->{"hostname"} = Net::DNS::stripdot($2); } return bless $self, $class; } sub rdatastr { my $self = shift; return exists $self->{"subtype"} ? "$self->{subtype} $self->{hostname}." : ''; } sub rr_rdata { my ($self, $packet, $offset) = @_; my $rdata = ""; if (exists $self->{"subtype"}) { $rdata .= pack("n", $self->{"subtype"}); $rdata .= $packet->dn_comp($self->{"hostname"}, $offset + length $rdata); } return $rdata; } sub _normalize_dnames { my $self=shift; $self->_normalize_ownername(); foreach my $attribute ( qw ( hostname ) ){ $self->{$attribute}=Net::DNS::stripdot($self->{$attribute}) if defined $self->{$attribute}; } } sub _canonicalRdata { # rdata contains a compressed domainname... we should not have that. my ($self) = @_; my $rdata; if (exists $self->{"subtype"}) { $rdata .= pack("n", $self->{"subtype"}); $rdata .= $self->_name2wire(lc($self->{"hostname"})); } return $rdata; } 1; __END__ =head1 NAME Net::DNS::RR::AFSDB - DNS AFSDB resource record =head1 SYNOPSIS C<use Net::DNS::RR>; =head1 DESCRIPTION Class for DNS AFS Data Base (AFSDB) resource records. =head1 METHODS =head2 subtype print "subtype = ", $rr->subtype, "\n"; Returns the RR's subtype field. Use of the subtype field is documented in RFC 1183. =head2 hostname print "hostname = ", $rr->hostname, "\n"; Returns the RR's hostname field. See RFC 1183. =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>, L<Net::DNS::Packet>, L<Net::DNS::Header>, L<Net::DNS::Question>, L<Net::DNS::RR>, RFC 1183 Section 1 =cut