*
* @author Roland Haeder <webmaster@ship-simu.org>
* @version 0.0.0
- * @copyright Copyright (c) 2007, 2008 Roland Haeder, this is free software
+ * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2011 Core Developer Team
* @license GNU GPL 3.0 or any newer version
* @link http://www.ship-simu.org
*
* @param $oldHash A hash from previous hashed string
* @return $hashed The hashed and salted string
*/
- function hashString ($str, $oldHash = "");
+ function hashString ($str, $oldHash = '');
/**
* Encrypt the string with fixed salt
*
* @param $str The unencrypted string
+ * @param $key Optional key, if none provided, a random key will be generated
* @return $encrypted Encrypted string
*/
- function encryptString ($str);
+ function encryptString ($str, $key = null);
/**
* Decrypt the string with fixed salt