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<?php
/*
* License Information:
*
* Net_DNS: A resolver library for PHP
* Copyright (c) 2002-2003 Eric Kilfoil eric@ypass.net
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* Net_DNS_RR_SRV definition {{{ */
/**
* A representation of a resource record of type <b>SRV</b>
*
* @package Net_DNS
*/
class Net_DNS_RR_SRV extends Net_DNS_RR
{
/* class variable definitions {{{ */
var $name;
var $type;
var $class;
var $ttl;
var $rdlength;
var $rdata;
var $preference;
var $weight;
var $port;
var $target;
/* }}} */
/* class constructor - RR(&$rro, $data, $offset = '') {{{ */
function Net_DNS_RR_SRV(&$rro, $data, $offset = '')
{
$this->name = $rro->name;
$this->type = $rro->type;
$this->class = $rro->class;
$this->ttl = $rro->ttl;
$this->rdlength = $rro->rdlength;
$this->rdata = $rro->rdata;
if ($offset) {
if ($this->rdlength > 0) {
$a = unpack("@$offset/npreference/nweight/nport", $data);
$offset += 6;
list($target, $offset) = Net_DNS_Packet::dn_expand($data, $offset);
$this->preference = $a['preference'];
$this->weight = $a['weight'];
$this->port = $a['port'];
$this->target = $target;
}
} else {
ereg("([0-9]+)[ \t]+([0-9]+)[ \t]+([0-9]+)[ \t]+(.+)[ \t]*$", $data, $regs);
$this->preference = $regs[1];
$this->weight = $regs[2];
$this->port = $regs[3];
$this->target = ereg_replace('(.*)\.$', '\\1', $regs[4]);
}
}
/* }}} */
/* Net_DNS_RR_SRV::rdatastr() {{{ */
function rdatastr()
{
if ($this->port) {
return intval($this->preference) . ' ' . intval($this->weight) . ' ' . intval($this->port) . ' ' . $this->target . '.';
}
return '; no data';
}
/* }}} */
/* Net_DNS_RR_SRV::rr_rdata($packet, $offset) {{{ */
function rr_rdata($packet, $offset)
{
if (isset($this->preference)) {
$rdata = pack('nnn', $this->preference, $this->weight, $this->port);
$rdata .= $packet->dn_comp($this->target, $offset + strlen($rdata));
return $rdata;
}
return null;
}
/* }}} */
}
/* }}} */
/* VIM settings {{{
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* soft-stop-width: 4
* c indent on
* End:
* vim600: sw=4 ts=4 sts=4 cindent fdm=marker et
* vim<600: sw=4 ts=4
* }}} */
?>
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