1<?php
2// +-----------------------------------------------------------------------+
3// | Copyright (c) 2002-2003 Richard Heyes                                 |
4// | All rights reserved.                                                  |
5// |                                                                       |
6// | Redistribution and use in source and binary forms, with or without    |
7// | modification, are permitted provided that the following conditions    |
8// | are met:                                                              |
9// |                                                                       |
10// | o Redistributions of source code must retain the above copyright      |
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12// | o Redistributions in binary form must reproduce the above copyright   |
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14// |   documentation and/or other materials provided with the distribution.|
15// | o The names of the authors may not be used to endorse or promote      |
16// |   products derived from this software without specific prior written  |
17// |   permission.                                                         |
18// |                                                                       |
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20// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT     |
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30// |                                                                       |
31// +-----------------------------------------------------------------------+
32// | Author: Richard Heyes <richard@php.net>                               |
33// +-----------------------------------------------------------------------+
34//
35// $Id$
36
37/**
38* Implmentation of ANONYMOUS SASL mechanism
39*
40* @author  Richard Heyes <richard@php.net>
41* @access  public
42* @version 1.0
43* @package Auth_SASL
44*/
45
46class Auth_SASL_Anonymous extends Auth_SASL_Common
47{
48    /**
49    * Not much to do here except return the token supplied.
50    * No encoding, hashing or encryption takes place for this
51    * mechanism, simply one of:
52    *  o An email address
53    *  o An opaque string not containing "@" that can be interpreted
54    *    by the sysadmin
55    *  o Nothing
56    *
57    * We could have some logic here for the second option, but this
58    * would by no means create something interpretable.
59    *
60    * @param  string $token Optional email address or string to provide
61    *                       as trace information.
62    * @return string        The unaltered input token
63    */
64    function getResponse($token = '')
65    {
66        return $token;
67    }
68}