| Net-DNS documentation | Contained in the Net-DNS distribution. |
Net::DNS::RR::HINFO - DNS HINFO resource record
use Net::DNS::RR;
Class for DNS Host Information (HINFO) resource records.
print "cpu = ", $rr->cpu, "\n";
Returns the CPU type for this RR.
print "os = ", $rr->os, "\n";
Returns the operating system type for this RR.
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.
perl(1), Net::DNS, Net::DNS::Resolver, Net::DNS::Packet, Net::DNS::Header, Net::DNS::Question, Net::DNS::RR, RFC 1035 Section 3.3.2
| Net-DNS documentation | Contained in the Net-DNS distribution. |
package Net::DNS::RR::HINFO; # # $Id: HINFO.pm 833 2009-12-28 16:25:09Z 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: 833 $)[1]; sub new { my ($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; return $self unless $rdata_string; $self->_build_char_str_list($rdata_string); my @elements= $self->char_str_list(); if (@elements==2){ $self->{"cpu"} = $elements[0]; $self->{"os"} = $elements[1]; }else{ return; } return $self; } 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__