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/**

 * Converts a password to the format that Active Directory supports (for the 

 * purpose of changing or setting).  Note that AD needs the field to be called

 * unicodePwd (as opposed to userPassword)

 * 

 * @param string $password

 *    The password that is being formatted for Active Directory unicodePwd field

 * @return string

 *    $password surrounded with quotes and in UTF-16LE encoding

 */

function ldap_servers_convert_password_for_active_directory_unicodePwd($password) {

  // This function can be called with $attributes['unicodePwd'] as an array.

  if (!is_array($password)) {

    return mb_convert_encoding("\"{$password}\"", "UTF-16LE");

  }

  else {

    // Presumably there is no use case for there being more than one password in

    // the $attributes array, hence it will be at index 0 and we return in kind.

    return array(mb_convert_encoding("\"{$password[0]}\"", "UTF-16LE"));

  }

}

        if ($values === NULL) {

          return NULL;

        }