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Current File : //usr/local/lib/perl5/site_perl/5.8.9/mach/Net/DNS/RR/HINFO.pm |
package Net::DNS::RR::HINFO; # # $Id: HINFO.pm 639 2007-05-25 12:00:15Z olaf $ # use strict; BEGIN { eval { require bytes; } } use vars qw(@ISA $VERSION); use Net::DNS::RR::TXT; @ISA = qw(Net::DNS::RR Net::DNS::RR::TXT); $VERSION = (qw$LastChangedRevision: 639 $)[1]; sub new { my ($class, $self, $data, $offset) = @_; if ($self->{"rdlength"} > 0) { my ($cpu, $os, $len); ($len) = unpack("\@$offset C", $$data); ++$offset; $cpu = substr($$data, $offset, $len); $offset += $len; ($len) = unpack("\@$offset C", $$data); ++$offset; $os = substr($$data, $offset, $len); $offset += $len; $self->{"cpu"} = $cpu; $self->{"os"} = $os; } return bless $self, $class; } sub new_from_string { my ( $class, $self, $rdata_string ) = @_ ; bless $self, $class; $self->_build_char_str_list($rdata_string); my @elements= $self->char_str_list(); if (@elements==2){ $self->{"cpu"} = $elements[0]; $self->{"os"} = $elements[1]; }else{ return; } return bless $self, $class; } sub rdatastr { my $self = shift; return $self->{"cpu"} ? qq("$self->{cpu}" "$self->{os}") : ''; } sub rr_rdata { my $self = shift; my $rdata = ""; if (exists $self->{"cpu"}) { $rdata .= pack("C", length $self->{"cpu"}); $rdata .= $self->{"cpu"}; $rdata .= pack("C", length $self->{"os"}); $rdata .= $self->{"os"}; } return $rdata; } 1; __END__ =head1 NAME Net::DNS::RR::HINFO - DNS HINFO resource record =head1 SYNOPSIS C<use Net::DNS::RR>; =head1 DESCRIPTION Class for DNS Host Information (HINFO) resource records. =head1 METHODS =head2 cpu print "cpu = ", $rr->cpu, "\n"; Returns the CPU type for this RR. =head2 os print "os = ", $rr->os, "\n"; Returns the operating system type for this RR. =head1 COPYRIGHT Copyright (c) 1997-2002 Michael Fuhr. Portions Copyright (c) 2002-2004 Chris Reinhardt Portions Copyright (c) 2007 NLnet Labs 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 1035 Section 3.3.2 =cut