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<?php
/**
* License Information:
*
* Net_DNS: A resolver library for PHP
* Copyright (c) 2002-2003 Eric Kilfoil eric@ypass.net
* Maintainers:
* Marco Kaiser <bate@php.net>
* Florian Anderiasch <fa@php.net>
*
* PHP versions 4 and 5
*
* LICENSE: This source file is subject to version 3.01 of the PHP license
* that is available through the world-wide-web at the following URI:
* http://www.php.net/license/3_01.txt. If you did not receive a copy of
* the PHP License and are unable to obtain it through the web, please
* send a note to license@php.net so we can mail you a copy immediately.
*/
/* Net_DNS_RR_A object definition {{{ */
/**
* A representation of a resource record of type <b>A</b>
*
* @package Net_DNS
*/
class Net_DNS_RR_A extends Net_DNS_RR
{
/* class variable definitions {{{ */
var $name;
var $type;
var $class;
var $ttl;
var $rdlength;
var $rdata;
var $address;
/* }}} */
/* class constructor - Net_DNS_RR_A(&$rro, $data, $offset = '') {{{ */
function Net_DNS_RR_A(&$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) {
/*
* We don't have inet_ntoa in PHP?
*/
$aparts = unpack('C4b', $this->rdata);
$addr = $aparts['b1'] . '.' .
$aparts['b2'] . '.' .
$aparts['b3'] . '.' .
$aparts['b4'];
$this->address = $addr;
}
} elseif (is_array($data)) {
$this->address = $data['address'];
} else {
if (strlen($data) && preg_match("/([0-9]+)\.([0-9]+)\.([0-9]+)\.([0-9]+)[ \t]*$/", $data, $regs)) {
if (($regs[1] >= 0 && $regs[1] <= 255) &&
($regs[2] >= 0 && $regs[2] <= 255) &&
($regs[3] >= 0 && $regs[3] <= 255) &&
($regs[4] >= 0 && $regs[4] <= 255)) {
$this->address = $regs[1] . '.' . $regs[2] . '.' . $regs[3] . '.' .$regs[4];
}
}
}
}
/* }}} */
/* Net_DNS_RR_A::rdatastr() {{{ */
function rdatastr()
{
if (strlen($this->address)) {
return $this->address;
}
return '; no data';
}
/* }}} */
/* Net_DNS_RR_A::rr_rdata($packet, $offset) {{{ */
function rr_rdata($packet, $offset)
{
$aparts = explode('.', $this->address);
if (count($aparts) == 4) {
return pack('c4', $aparts[0], $aparts[1], $aparts[2], $aparts[3]);
}
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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