<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to [email protected] so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Validate
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Interface.php 8064 2008-02-16 10:58:39Z thomas $
*/
/**
* @category Zend
* @package Zend_Validate
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
interface Zend_Validate_Hostname_Interface
{
/**
* Returns UTF-8 characters allowed in DNS hostnames for the specified Top-Level-Domain
*
* UTF-8 characters should be written as four character hex codes \x{XXXX}
* For example é (lowercase e with acute) is represented by the hex code \x{00E9}
*
* You only need to include lower-case equivalents of characters since the hostname
* check is case-insensitive
*
* Please document the supported TLDs in the documentation file at:
* manual/en/module_specs/Zend_Validate-Hostname.xml
*
* @see http://en.wikipedia.org/wiki/Internationalized_domain_name
* @see http://www.iana.org/cctld/ Country-Code Top-Level Domains (TLDs)
* @see http://www.columbia.edu/kermit/utf8-t1.html UTF-8 characters
* @return string
*/
static function getCharacters();
}