PAL.C.T MINI SHELL
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;
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__
=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
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