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