function data($packet, $offset)
{
$data = $packet->dn_comp($this->qname, $offset);
$data .= pack('n', Net_DNS::typesbyname(strtoupper($this->qtype)));
$data .= pack('n', Net_DNS::classesbyname(strtoupper($this->qclass)));
return $data;
}
function data(&$packet, $offset)
{
$data = $packet->dn_comp($this->name, $offset);
$data .= pack('n', Net_DNS::typesbyname(strtoupper($this->type)));
$data .= pack('n', Net_DNS::classesbyname(strtoupper($this->class)));
$data .= pack('N', $this->ttl);
$offset += strlen($data) + 2;
// The 2 extra bytes are for rdlength
$rdata = $this->rdata($packet, $offset);
$data .= pack('n', strlen($rdata));
$data .= $rdata;
return $data;
}