/etc/inc/radius.inc - Annotate - pfSense - pfSense bugtracker

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root/etc/inc/radius.inc @ 71282744

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+<?php
 /* vim: set expandtab tabstop=4 shiftwidth=4: */
 /*
     $Id$
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+    Copyright (c) 2003, Michael Bretterklieber <michael@bretterklieber.com>
     All rights reserved.
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+    Redistribution and use in source and binary forms, with or without
     modification, are permitted provided that the following conditions
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+    are met:
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+. Redistributions of source code must retain the above copyright
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+       notice, this list of conditions and the following disclaimer.
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+. Redistributions in binary form must reproduce the above copyright
        notice, this list of conditions and the following disclaimer in the
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+       documentation and/or other materials provided with the distribution.
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+. The names of the authors may not be used to endorse or promote products
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+       derived from this software without specific prior written permission.
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+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
     ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
     INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
     NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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+    EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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+    This code cannot simply be copied and put under the GNU Public License or
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+    any other GPL-like (LGPL, GPL2) License.
         This version of RADIUS.php has been modified by
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+        Jonathan De Graeve <m0n0wall@esstec.be> to integrate with M0n0wall <http://www.m0n0.ch/wall>
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+            Scott Ullrich
         Changes made include:
         * StandardAttributes for M0n0wall use
         * Removed internal Session-Id creation
         * Adding of ReplyMessage to getAttributes()
         * Adding of listAttributes()
         * Adding of VENDOR Bay Networks (Nortel)
         * Adding of VENDOR Nomadix
         * Adding of VENDOR WISPr (Wi-Fi Alliance)
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+	* Adding of VENDOR ChilliSpot (bandwidth-attributes only)
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+            Scott Ullrich
 */
-b0
+/*
 	pfSense_MODULE:	auth
 */
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+require_once("PEAR.inc");
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+require_once("radius_authentication.inc");
 require_once("radius_accounting.inc");
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+            Scott Ullrich
 /**
 * Client implementation of RADIUS. This are wrapper classes for
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+* the RADIUS PECL
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+* Provides RADIUS Authentication (RFC2865) and RADIUS Accounting (RFC2866).
+*
 * @package Auth_RADIUS
 * @author  Michael Bretterklieber <michael@bretterklieber.com>
 * @access  public
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+* @version $Revision: 1.5 $
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+*/
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+PEAR::loadExtension('radius');
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+            Scott Ullrich
 /**
  * class Auth_RADIUS
+ *
  * Abstract base class for RADIUS
+ *
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+ * @package Auth_RADIUS
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+ */
 class Auth_RADIUS extends PEAR {
     /**
      * List of RADIUS servers.
      * @var  array
      * @see  addServer(), putServer()
      */
     var $_servers  = array();
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+            Scott Ullrich
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+    /**
      * Path to the configuration-file.
      * @var  string
      * @see  setConfigFile()
      */
     var $_configfile = null;
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+            Scott Ullrich
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+    /**
      * Resource.
      * @var  resource
      * @see  open(), close()
      */
     var $res = null;
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+            Scott Ullrich
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+    /**
      * Username for authentication and accounting requests.
      * @var  string
      */
     var $username = null;
     /**
      * Password for plaintext-authentication (PAP).
      * @var  string
      */
     var $password = null;
     /**
      * List of known attributes.
      * @var  array
      * @see  dumpAttributes(), getAttributes()
      */
     var $attributes = array();
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+            Scott Ullrich
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+    /**
      * List of raw attributes.
      * @var  array
      * @see  dumpAttributes(), getAttributes()
      */
     var $rawAttributes = array();
     /**
      * List of raw vendor specific attributes.
      * @var  array
      * @see  dumpAttributes(), getAttributes()
      */
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+    var $rawVendorAttributes = array();
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+    /**
      * Constructor
+     *
      * Loads the RADIUS PECL/extension
+     *
      * @return void
      */
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+    function Auth_RADIUS()
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+            Scott Ullrich
         $this->PEAR();
+    }
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+            Scott Ullrich
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+    /**
      * Adds a RADIUS server to the list of servers for requests.
+     *
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+     * At most 10 servers may be specified.    When multiple servers
      * are given, they are tried in round-robin fashion until a
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+     * valid response is received
+     *
      * @access public
      * @param  string  $servername   Servername or IP-Address
      * @param  integer $port         Portnumber
      * @param  string  $sharedSecret Shared secret
      * @param  integer $timeout      Timeout for each request
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+     * @param  integer $maxtries     Max. retries for each request
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+     * @return void
      */
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+    function addServer($servername = 'localhost', $port = 0, $sharedSecret = 'testing123', $timeout = 3, $maxtries = 2)
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+            Scott Ullrich
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+        $this->_servers[] = array($servername, $port, $sharedSecret, $timeout, $maxtries);
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+            Scott Ullrich
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+            Scott Ullrich
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+    /**
      * Returns an error message, if an error occurred.
+     *
      * @access public
      * @return string
      */
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+    function getError()
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+            Scott Ullrich
         return radius_strerror($this->res);
+    }
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+            Scott Ullrich
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+    /**
      * Sets the configuration-file.
+     *
      * @access public
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+     * @param  string  $file Path to the configuration file
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+     * @return void
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+     */
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+    function setConfigfile($file)
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+            Scott Ullrich
         $this->_configfile = $file;
+    }
     /**
      * Puts an attribute.
+     *
      * @access public
      * @param  integer $attrib       Attribute-number
      * @param  mixed   $port         Attribute-value
      * @param  type    $type         Attribute-type
      * @return bool  true on success, false on error
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+     */
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+    function putAttribute($attrib, $value, $type = null)
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+            Scott Ullrich
         if ($type == null) {
             $type = gettype($value);
+        }
         switch ($type) {
         case 'integer':
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+            // Fix a conversion error so we should be able to handle 4GB values
             return radius_put_int($this->res, $attrib, (float)$value);
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+        case 'addr':
             return radius_put_addr($this->res, $attrib, $value);
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+            Scott Ullrich
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+        case 'string':
         default:
             return radius_put_attr($this->res, $attrib, $value);
+        }
+    }
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+            Scott Ullrich
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+    /**
      * Puts a vendor-specific attribute.
+     *
      * @access public
      * @param  integer $vendor       Vendor (MSoft, Cisco, ...)
      * @param  integer $attrib       Attribute-number
      * @param  mixed   $port         Attribute-value
      * @param  type    $type         Attribute-type
      * @return bool  true on success, false on error
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+     */
     function putVendorAttribute($vendor, $attrib, $value, $type = null)
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+            Scott Ullrich
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+            Scott Ullrich
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+        if ($type == null) {
             $type = gettype($value);
+        }
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+            Scott Ullrich
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+        switch ($type) {
         case 'integer':
             return radius_put_vendor_int($this->res, $vendor, $attrib, $value);
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+            Scott Ullrich
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+        case 'addr':
             return radius_put_vendor_addr($this->res, $vendor,$attrib, $value);
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+            Scott Ullrich
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+        case 'string':
         default:
             return radius_put_vendor_attr($this->res, $vendor, $attrib, $value);
+        }
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+            Scott Ullrich
+    }
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+            Scott Ullrich
     /**
      * Prints known attributes received from the server.
+     *
      * @access public
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+     */
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+    function dumpAttributes()
+    {
         foreach ($this->attributes as $name => $data) {
             echo "$name:$data<br>\n";
+        }
+    }
     /**
      * Return our know attributes array received from the server.
+     *
      * @access public
      */
     function listAttributes()
+    {
         return $this->attributes;
+    }
     /**
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+     * Overwrite this.
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+            Scott Ullrich
      * @access public
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+     */
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+    function open()
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+            Scott Ullrich
+    }
     /**
      * Overwrite this.
+     *
      * @access public
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+     */
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+    function createRequest()
+    {
+    }
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+            Scott Ullrich
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+    /**
      * Puts standard attributes.
+     *
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+     * These attributes will always be present in a radius request
+     *
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+     * @access public
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+     */
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+    function putStandardAttributes()
+    {
-d62
+	global $g;
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+            Scott Ullrich
-d62
+	if (!function_exists("getNasIp"))
 		$ipaddr = "0.0.0.0";
 	else
 		$ipaddr = getNasIP();
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+        // Add support for sending NAS-IP-Address, set this explicitly as an ip_addr
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+        $this->putAttribute(RADIUS_NAS_IP_ADDRESS, $ipaddr, "addr");
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+            Scott Ullrich
         // Add support for sending NAS-Identifier
-d62
+	$nasId = "";
 	exec("/bin/hostname", $nasId);
 	if(!$nasId[0])
 		$nasId[0] = "{$g['product_name']}";
         $this->putAttribute(RADIUS_NAS_IDENTIFIER, $nasId[0]);
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+            Scott Ullrich
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+            Scott Ullrich
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+    /**
      * Puts custom attributes.
+     *
      * @access public
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+     */
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+    function putAuthAttributes()
+    {
         if (isset($this->username)) {
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+            $this->putAttribute(RADIUS_USER_NAME, $this->username);
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+            Scott Ullrich
+    }
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+            Scott Ullrich
-bd34ed6
+    /**
      * Configures the radius library.
+     *
      * @access public
      * @param  string  $servername   Servername or IP-Address
      * @param  integer $port         Portnumber
      * @param  string  $sharedSecret Shared secret
      * @param  integer $timeout      Timeout for each request
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+     * @param  integer $maxtries     Max. retries for each request
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+     * @return bool  true on success, false on error
      * @see addServer()
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+     */
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+    function putServer($servername, $port = 0, $sharedsecret = 'testing123', $timeout = 3, $maxtries = 3)
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+            Scott Ullrich
         if (!radius_add_server($this->res, $servername, $port, $sharedsecret, $timeout, $maxtries)) {
             return false;
+        }
         return true;
+    }
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+            Scott Ullrich
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+    /**
      * Configures the radius library via external configurationfile
+     *
      * @access public
      * @param  string  $servername   Servername or IP-Address
      * @return bool  true on success, false on error
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+     */
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+    function putConfigfile($file)
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+            Scott Ullrich
         if (!radius_config($this->res, $file)) {
             return false;
+        }
         return true;
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+            Scott Ullrich
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+    /**
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+     * Initiates a RADIUS request.
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+            Scott Ullrich
      * @access public
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+     * @return bool  true on success, false on errors
      */
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+    function start()
+    {
         if (!$this->open()) {
             return false;
+        }
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+            Scott Ullrich
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+        foreach ($this->_servers as $s) {
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+            // Servername, port, sharedsecret, timeout, retries
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+            if (!$this->putServer($s[0], $s[1], $s[2], $s[3], $s[4])) {
                 return false;
+            }
+        }
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+            Scott Ullrich
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+        if (!empty($this->_configfile)) {
             if (!$this->putConfigfile($this->_configfile)) {
                 return false;
+            }
+        }
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+            Scott Ullrich
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+        $this->createRequest();
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+        $this->putStandardAttributes();
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+        $this->putAuthAttributes();
         return true;
+    }
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+            Scott Ullrich
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+    /**
      * Sends a prepared RADIUS request and waits for a response
+     *
      * @access public
      * @return mixed  true on success, false on reject, PEAR_Error on error
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+     */
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+    function send()
+    {
         $req = radius_send_request($this->res);
         if (!$req) {
-fd3db8
+            return $this->raiseError(gettext('Error sending request:') . ' ' . $this->getError());
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+            Scott Ullrich
         switch($req) {
         case RADIUS_ACCESS_ACCEPT:
             if (is_subclass_of($this, 'auth_radius_acct')) {
-fd3db8
+                return $this->raiseError(gettext('RADIUS_ACCESS_ACCEPT is unexpected for accounting'));
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+            Scott Ullrich
             return true;
         case RADIUS_ACCESS_REJECT:
             return false;
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+            Scott Ullrich
-bd34ed6
+        case RADIUS_ACCOUNTING_RESPONSE:
             if (is_subclass_of($this, 'auth_radius_pap')) {
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+                return $this->raiseError(gettext('RADIUS_ACCOUNTING_RESPONSE is unexpected for authentication'));
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+            Scott Ullrich
             return true;
         default:
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+            return $this->raiseError(sprintf(gettext("Unexpected return value: %s"),$req));
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+            Scott Ullrich
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+            Scott Ullrich
     /**
      * Reads all received attributes after sending the request.
+     *
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+     * This methos stores know attributes in the property attributes,
      * all attributes (including known attibutes) are stored in rawAttributes
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+     * or rawVendorAttributes.
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+     * NOTE: call this functio also even if the request was rejected, because the
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+     * Server returns usualy an errormessage
+     *
      * @access public
      * @return bool   true on success, false on error
-f652345
+     */
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+    function getAttributes()
+    {
         while ($attrib = radius_get_attr($this->res)) {
             if (!is_array($attrib)) {
                 return false;
-            ef345a70
+            Scott Ullrich
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+            Scott Ullrich
             $attr = $attrib['attr'];
             $data = $attrib['data'];
             $this->rawAttributes[$attr] = $data;
             switch ($attr) {
             case RADIUS_FRAMED_IP_ADDRESS:
                 $this->attributes['framed_ip'] = radius_cvt_addr($data);
                 break;
             case RADIUS_FRAMED_IP_NETMASK:
                 $this->attributes['framed_mask'] = radius_cvt_addr($data);
                 break;
             case RADIUS_FRAMED_MTU:
                 $this->attributes['framed_mtu'] = radius_cvt_int($data);
                 break;
             case RADIUS_FRAMED_COMPRESSION:
                 $this->attributes['framed_compression'] = radius_cvt_int($data);
                 break;
             case RADIUS_SESSION_TIMEOUT:
                 $this->attributes['session_timeout'] = radius_cvt_int($data);
                 break;
             case RADIUS_IDLE_TIMEOUT:
                 $this->attributes['idle_timeout'] = radius_cvt_int($data);
                 break;
             case RADIUS_SERVICE_TYPE:
                 $this->attributes['service_type'] = radius_cvt_int($data);
                 break;
             case RADIUS_CLASS:
                 $this->attributes['class'] = radius_cvt_int($data);
                 break;
             case RADIUS_FRAMED_PROTOCOL:
                 $this->attributes['framed_protocol'] = radius_cvt_int($data);
                 break;
             case RADIUS_FRAMED_ROUTING:
                 $this->attributes['framed_routing'] = radius_cvt_int($data);
                 break;
             case RADIUS_FILTER_ID:
                 $this->attributes['filter_id'] = radius_cvt_string($data);
                 break;
             case RADIUS_REPLY_MESSAGE:
                 $this->attributes['reply_message'] = radius_cvt_string($data);
                 break;
             case RADIUS_VENDOR_SPECIFIC:
                 $attribv = radius_get_vendor_attr($data);
                 if (!is_array($attribv)) {
                     return false;
+                }
-f652345
+            Scott Ullrich
-bd34ed6
+                $vendor = $attribv['vendor'];
                 $attrv = $attribv['attr'];
                 $datav = $attribv['data'];
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+            Scott Ullrich
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+                $this->rawVendorAttributes[$vendor][$attrv] = $datav;
                 if ($vendor == RADIUS_VENDOR_MICROSOFT) {
                     switch ($attrv) {
                     case RADIUS_MICROSOFT_MS_CHAP2_SUCCESS:
                         $this->attributes['ms_chap2_success'] = radius_cvt_string($datav);
                         break;
                     case RADIUS_MICROSOFT_MS_CHAP_ERROR:
                         $this->attributes['ms_chap_error'] = radius_cvt_string(substr($datav,1));
                         break;
                     case RADIUS_MICROSOFT_MS_CHAP_DOMAIN:
                         $this->attributes['ms_chap_domain'] = radius_cvt_string($datav);
                         break;
                     case RADIUS_MICROSOFT_MS_MPPE_ENCRYPTION_POLICY:
                         $this->attributes['ms_mppe_encryption_policy'] = radius_cvt_int($datav);
                         break;
                     case RADIUS_MICROSOFT_MS_MPPE_ENCRYPTION_TYPES:
                         $this->attributes['ms_mppe_encryption_types'] = radius_cvt_int($datav);
                         break;
                     case RADIUS_MICROSOFT_MS_CHAP_MPPE_KEYS:
                         $demangled = radius_demangle($this->res, $datav);
                         $this->attributes['ms_chap_mppe_lm_key'] = substr($demangled, 0, 8);
                         $this->attributes['ms_chap_mppe_nt_key'] = substr($demangled, 8, RADIUS_MPPE_KEY_LEN);
                         break;
                     case RADIUS_MICROSOFT_MS_MPPE_SEND_KEY:
                         $this->attributes['ms_chap_mppe_send_key'] = radius_demangle_mppe_key($this->res, $datav);
                         break;
                     case RADIUS_MICROSOFT_MS_MPPE_RECV_KEY:
                         $this->attributes['ms_chap_mppe_recv_key'] = radius_demangle_mppe_key($this->res, $datav);
                         break;
                     case RADIUS_MICROSOFT_MS_PRIMARY_DNS_SERVER:
                         $this->attributes['ms_primary_dns_server'] = radius_cvt_string($datav);
                         break;
+                    }
+                }
-f652345
+                if ($vendor == 1584) {
-bd34ed6
+            Scott Ullrich
                     switch ($attrv) {
-f652345
+                    case 102:
-bd34ed6
+                        $this->attributes['ces_group'] = radius_cvt_string($datav);
                         break;
+                    }
+                }
-f652345
+                if ($vendor == 3309) {    /* RADIUS_VENDOR_NOMADIX */
-bd34ed6
+            Scott Ullrich
                     switch ($attrv) {
                     case 1: /* RADIUS_NOMADIX_BW_UP */
                         $this->attributes['bw_up'] = radius_cvt_int($datav);
                         break;
                     case 2: /* RADIUS_NOMADIX_BW_DOWN */
                         $this->attributes['bw_down'] = radius_cvt_int($datav);
                         break;
                     case 3: /* RADIUS_NOMADIX_URL_REDIRECTION */
                         $this->attributes['url_redirection'] = radius_cvt_string($datav);
                         break;
                     case 5: /* RADIUS_NOMADIX_EXPIRATION */
                         $this->attributes['expiration'] = radius_cvt_string($datav);
                         break;
                     case 7: /* RADIUS_NOMADIX_MAXBYTESUP */
                         $this->attributes['maxbytesup'] = radius_cvt_int($datav);
                         break;
                     case 8: /* RADIUS_NOMADIX_MAXBYTESDOWN */
                         $this->attributes['maxbytesdown'] = radius_cvt_int($datav);
                         break;
                     case 10: /* RADIUS_NOMADIX_LOGOFF_URL */
                         $this->attributes['url_logoff'] = radius_cvt_string($datav);
                         break;
+                    }
-            ef345a70
+            Scott Ullrich
-bd34ed6
+            Scott Ullrich
-bfb0
+        	if ($vendor == 14122) { /* RADIUS_VENDOR_WISPr Wi-Fi Alliance */
             		switch ($attrv) {
             		case 1: /* WISPr-Location-ID */
             			$this->attributes['location_id'] = radius_cvt_string($datav);
             			break;
             		case 2: /* WISPr-Location-Name */
             			$this->attributes['location_name'] = radius_cvt_string($datav);
             			break;
             		case 3: /* WISPr-Logoff-URL */
             			$this->attributes['url_logoff'] = radius_cvt_string($datav);
             			break;
             		case 4: /* WISPr-Redirection-URL */
             			$this->attributes['url_redirection'] = radius_cvt_string($datav);
             			break;
             		case 5: /* WISPr-Bandwidth-Min-Up */
             			$this->attributes['bw_up_min'] = radius_cvt_int($datav);
             			break;
             		case 6: /* WISPr-Bandwidth-Min-Down */
             			$this->attributes['bw_down_min'] = radius_cvt_int($datav);
             			break;
-            c1263bbd
+            		case 7: /* WISPr-Bandwidth-Max-Up */
-bfb0
+            			$this->attributes['bw_up'] = radius_cvt_int($datav);
             			break;
             		case 8: /* WISPr-Bandwidth-Max-Down */
             			$this->attributes['bw_down'] = radius_cvt_int($datav);
             			break;
             		case 9: /* WISPr-Session-Terminate-Time */
             			$this->attributes['session_terminate_time'] = radius_cvt_string($datav);
             			break;
             		case 10: /* WISPr-Session-Terminate-End-Of-Day */
             			$this->attributes['session_terminate_endofday'] = radius_cvt_int($datav);
             			break;
             		case 11: /* WISPr-Billing-Class-Of-Service */
             			$this->attributes['billing_class_of_service'] = radius_cvt_string($datav);
             			break;
+           		}
+        	}
 		if ($vendor == 14559) { /* RADIUS_VENDOR_ChilliSpot */
 			switch ($attrv) {
 			case 4: /* ChilliSpot-Bandwidth-Max-Up */
 				$this->attributes['bw_up'] = radius_cvt_int($datav);
 				break;
 			case 5: /* ChilliSpot-Bandwidth-Max-Down */
 				$this->attributes['bw_down'] = radius_cvt_int($datav);
 				break;
+			}
+		}
-bd34ed6
+            Scott Ullrich
                 break;
-f652345
+            Scott Ullrich
-bd34ed6
+            Scott Ullrich
-f652345
+            Scott Ullrich
-bd34ed6
+            Scott Ullrich
         return true;
+    }
-f652345
+            Scott Ullrich
-bd34ed6
+    /**
      * Frees resources.
+     *
      * Calling this method is always a good idea, because all security relevant
      * attributes are filled with Nullbytes to leave nothing in the mem.
+     *
      * @access public
-f652345
+     */
-bd34ed6
+    function close()
+    {
         if ($this->res != null) {
             radius_close($this->res);
             $this->res = null;
+        }
         $this->username = str_repeat("\0", strlen($this->username));
         $this->password = str_repeat("\0", strlen($this->password));
+    }
-f652345
+            Scott Ullrich
-bd34ed6
+            Scott Ullrich
 /**
  * class Auth_RADIUS_PAP
+ *
  * Class for authenticating using PAP (Plaintext)
-f652345
+            Scott Ullrich
-            ef345a70
+ * @package Auth_RADIUS
-bd34ed6
+ */
-            ef345a70
+class Auth_RADIUS_PAP extends Auth_RADIUS
-bd34ed6
+            Scott Ullrich
     /**
      * Constructor
+     *
      * @param  string  $username   Username
      * @param  string  $password   Password
      * @return void
      */
     function Auth_RADIUS_PAP($username = null, $password = null)
+    {
         $this->Auth_RADIUS();
         $this->username = $username;
         $this->password = $password;
+    }
-f652345
+            Scott Ullrich
-bd34ed6
+    /**
      * Creates a RADIUS resource
+     *
      * Creates a RADIUS resource for authentication. This should be the first
      * call before you make any other things with the library.
+     *
      * @return bool   true on success, false on error
      */
-            ef345a70
+    function open()
-bd34ed6
+            Scott Ullrich
         $this->res = radius_auth_open();
         if (!$this->res) {
             return false;
+        }
         return true;
+    }
-f652345
+            Scott Ullrich
-bd34ed6
+    /**
-            ef345a70
+     * Creates an authentication request
-bd34ed6
+            Scott Ullrich
      * Creates an authentication request.
      * You MUST call this method before you can put any attribute
+     *
      * @return bool   true on success, false on error
      */
     function createRequest()
+    {
         if (!radius_create_request($this->res, RADIUS_ACCESS_REQUEST)) {
             return false;
+        }
         return true;
+    }
     /**
-            ef345a70
+     * Put authentication specific attributes
-bd34ed6
+            Scott Ullrich
      * @return void
      */
     function putAuthAttributes()
+    {
         if (isset($this->username)) {
-f652345
+            $this->putAttribute(RADIUS_USER_NAME, $this->username);
-bd34ed6
+            Scott Ullrich
         if (isset($this->password)) {
             $this->putAttribute(RADIUS_USER_PASSWORD, $this->password);
+        }
+    }
+}
 /**
  * class Auth_RADIUS_CHAP_MD5
+ *
  * Class for authenticating using CHAP-MD5 see RFC1994.
-            ef345a70
+ * Instead og the plaintext password the challenge and
-bd34ed6
+ * the response are needed.
-f652345
+            Scott Ullrich
-            ef345a70
+ * @package Auth_RADIUS
-bd34ed6
+ */
 class Auth_RADIUS_CHAP_MD5 extends Auth_RADIUS_PAP
+{
     /**
      * 8 Bytes binary challenge
      * @var  string
      */
     var $challenge = null;
     /**
      * 16 Bytes MD5 response binary
      * @var  string
      */
     var $response = null;
-f652345
+            Scott Ullrich
-bd34ed6
+    /**
      * Id of the authentication request. Should incremented after every request.
      * @var  integer
      */
     var $chapid = 1;
-f652345
+            Scott Ullrich
-bd34ed6
+    /**
      * Constructor
+     *
      * @param  string  $username   Username
      * @param  string  $challenge  8 Bytes Challenge (binary)
      * @param  integer $chapid     Requestnumber
      * @return void
      */
     function Auth_RADIUS_CHAP_MD5($username = null, $challenge = null, $chapid = 1)
+    {
         $this->Auth_RADIUS_PAP();
         $this->username = $username;
         $this->challenge = $challenge;
         $this->chapid = $chapid;
+    }
-f652345
+            Scott Ullrich
-bd34ed6
+    /**
      * Put CHAP-MD5 specific attributes
+     *
-            ef345a70
+     * For authenticating using CHAP-MD5 via RADIUS you have to put the challenge
-bd34ed6
+     * and the response. The chapid is inserted in the first byte of the response.
+     *
      * @return void
      */
     function putAuthAttributes()
+    {
         if (isset($this->username)) {
-            ef345a70
+            $this->putAttribute(RADIUS_USER_NAME, $this->username);
-bd34ed6
+            Scott Ullrich
         if (isset($this->response)) {
             $response = pack('C', $this->chapid) . $this->response;
             $this->putAttribute(RADIUS_CHAP_PASSWORD, $response);
+        }
         if (isset($this->challenge)) {
             $this->putAttribute(RADIUS_CHAP_CHALLENGE, $this->challenge);
+        }
+    }
-f652345
+            Scott Ullrich
-bd34ed6
+    /**
      * Frees resources.
+     *
      * Calling this method is always a good idea, because all security relevant
      * attributes are filled with Nullbytes to leave nothing in the mem.
+     *
      * @access public
-f652345
+     */
-bd34ed6
+    function close()
+    {
         Auth_RADIUS_PAP::close();
         $this->challenge =  str_repeat("\0", strlen($this->challenge));
         $this->response =  str_repeat("\0", strlen($this->response));
-f652345
+            Scott Ullrich
-bd34ed6
+            Scott Ullrich
 /**
  * class Auth_RADIUS_MSCHAPv1
+ *
  * Class for authenticating using MS-CHAPv1 see RFC2433
-f652345
+            Scott Ullrich
-            ef345a70
+ * @package Auth_RADIUS
-bd34ed6
+ */
-            ef345a70
+class Auth_RADIUS_MSCHAPv1 extends Auth_RADIUS_CHAP_MD5
-bd34ed6
+            Scott Ullrich
     /**
      * LAN-Manager-Response
      * @var  string
      */
     var $lmResponse = null;
     /**
      * Wether using deprecated LM-Responses or not.
      * 0 = use LM-Response, 1 = use NT-Response
      * @var  bool
      */
     var $flags = 1;
-f652345
+            Scott Ullrich
-bd34ed6
+    /**
-            ef345a70
+     * Put MS-CHAPv1 specific attributes
-bd34ed6
+            Scott Ullrich
-            ef345a70
+     * For authenticating using MS-CHAPv1 via RADIUS you have to put the challenge
-bd34ed6
+     * and the response. The response has this structure:
      * struct rad_mschapvalue {
      *   u_char ident;
      *   u_char flags;
      *   u_char lm_response[24];
      *   u_char response[24];
      * };
-f652345
+            Scott Ullrich
-bd34ed6
+     * @return void
      */
     function putAuthAttributes()
+    {
         if (isset($this->username)) {
-f652345
+            $this->putAttribute(RADIUS_USER_NAME, $this->username);
-bd34ed6
+            Scott Ullrich
         if (isset($this->response) || isset($this->lmResponse)) {
             $lmResp = isset($this->lmResponse) ? $this->lmResponse : str_repeat ("\0", 24);
             $ntResp = isset($this->response)   ? $this->response :   str_repeat ("\0", 24);
             $resp = pack('CC', $this->chapid, $this->flags) . $lmResp . $ntResp;
             $this->putVendorAttribute(RADIUS_VENDOR_MICROSOFT, RADIUS_MICROSOFT_MS_CHAP_RESPONSE, $resp);
+        }
-f652345
+        if (isset($this->challenge)) {
-bd34ed6
+            $this->putVendorAttribute(RADIUS_VENDOR_MICROSOFT, RADIUS_MICROSOFT_MS_CHAP_CHALLENGE, $this->challenge);
+        }
-f652345
+            Scott Ullrich
-bd34ed6
+            Scott Ullrich
 /**
  * class Auth_RADIUS_MSCHAPv2
+ *
  * Class for authenticating using MS-CHAPv2 see RFC2759
-f652345
+            Scott Ullrich
-            ef345a70
+ * @package Auth_RADIUS
-bd34ed6
+ */
-            ef345a70
+class Auth_RADIUS_MSCHAPv2 extends Auth_RADIUS_MSCHAPv1
-bd34ed6
+            Scott Ullrich
     /**
      * 16 Bytes binary challenge
      * @var  string
      */
     var $challenge = null;
-f652345
+            Scott Ullrich
-bd34ed6
+    /**
      * 16 Bytes binary Peer Challenge
      * @var  string
      */
     var $peerChallenge = null;
   /**
-            ef345a70
+     * Put MS-CHAPv2 specific attributes
-bd34ed6
+            Scott Ullrich
-            ef345a70
+     * For authenticating using MS-CHAPv1 via RADIUS you have to put the challenge
-bd34ed6
+     * and the response. The response has this structure:
      * struct rad_mschapv2value {
      *   u_char ident;
      *   u_char flags;
      *   u_char pchallenge[16];
      *   u_char reserved[8];
      *   u_char response[24];
      * };
      * where pchallenge is the peer challenge. Like for MS-CHAPv1 we set the flags field to 1.
      * @return void
-f652345
+     */
-bd34ed6
+    function putAuthAttributes()
+    {
         if (isset($this->username)) {
-            ef345a70
+            $this->putAttribute(RADIUS_USER_NAME, $this->username);
-bd34ed6
+            Scott Ullrich
         if (isset($this->response) && isset($this->peerChallenge)) {
-            ef345a70
+            // Response: chapid, flags (1 = use NT Response), Peer challenge, reserved, Response
             $resp = pack('CCa16a8a24',$this->chapid , 1, $this->peerChallenge, str_repeat("\0", 8), $this->response);
-bd34ed6
+            $this->putVendorAttribute(RADIUS_VENDOR_MICROSOFT, RADIUS_MICROSOFT_MS_CHAP2_RESPONSE, $resp);
+        }
         if (isset($this->challenge)) {
             $this->putVendorAttribute(RADIUS_VENDOR_MICROSOFT, RADIUS_MICROSOFT_MS_CHAP_CHALLENGE, $this->challenge);
+        }
-f652345
+            Scott Ullrich
-bd34ed6
+    /**
      * Frees resources.
+     *
      * Calling this method is always a good idea, because all security relevant
      * attributes are filled with Nullbytes to leave nothing in the mem.
+     *
      * @access public
-            ef345a70
+     */
-bd34ed6
+    function close()
+    {
         Auth_RADIUS_MSCHAPv1::close();
         $this->peerChallenge = str_repeat("\0", strlen($this->peerChallenge));
-f652345
+            Scott Ullrich
-bd34ed6
+            Scott Ullrich
 /**
  * class Auth_RADIUS_Acct
+ *
  * Class for RADIUS accounting
-            ef345a70
+            Scott Ullrich
  * @package Auth_RADIUS
-bd34ed6
+ */
-            ef345a70
+class Auth_RADIUS_Acct extends Auth_RADIUS
-bd34ed6
+            Scott Ullrich
     /**
      * Defines where the Authentication was made, possible values are:
      * RADIUS_AUTH_RADIUS, RADIUS_AUTH_LOCAL, RADIUS_AUTH_REMOTE
      * @var  integer
      */
     var $authentic = null;
    /**
      * Defines the type of the accounting request, on of:
      * RADIUS_START, RADIUS_STOP, RADIUS_ACCOUNTING_ON, RADIUS_ACCOUNTING_OFF
      * @var  integer
-            ef345a70
+     */
-bd34ed6
+    var $status_type = null;
    /**
      * The time the user was logged in in seconds
      * @var  integer
-            ef345a70
+     */
-bd34ed6
+    var $session_time = null;
    /**
      * A uniq identifier for the session of the user, maybe the PHP-Session-Id
      * @var  string
-            ef345a70
+     */
-bd34ed6
+    var $session_id = null;
-f652345
+            Scott Ullrich
-bd34ed6
+    /**
      * Constructor
+     *
      * This function is disabled for M0n0wall since we use our own session_id
+     *
      * Generates a predefined session_id. We use the Remote-Address, the PID, and the Current user.
      * @return void
+     *
     function Auth_RADIUS_Acct()
+    {
         $this->Auth_RADIUS();
-f652345
+            Scott Ullrich
-bd34ed6
+        if (isset($_SERVER)) {
             $var = &$_SERVER;
         } else {
             $var = &$GLOBALS['HTTP_SERVER_VARS'];
+        }
         $this->session_id = sprintf("%s:%d-%s", isset($var['REMOTE_ADDR']) ? $var['REMOTE_ADDR'] : '127.0.0.1' , getmypid(), get_current_user());
+    }
     */
     /**
      * Constructor
+     *
      */
     function Auth_RADIUS_Acct()
+    {
         $this->Auth_RADIUS();
+    }
     /**
      * Creates a RADIUS resource
+     *
      * Creates a RADIUS resource for accounting. This should be the first
      * call before you make any other things with the library.
+     *
      * @return bool   true on success, false on error
      */
-            ef345a70
+    function open()
-bd34ed6
+            Scott Ullrich
         $this->res = radius_acct_open();
         if (!$this->res) {
             return false;
+        }
         return true;
+    }
    /**
-            ef345a70
+     * Creates an accounting request
-bd34ed6
+            Scott Ullrich
      * Creates an accounting request.
      * You MUST call this method before you can put any attribute.
+     *
      * @return bool   true on success, false on error
      */
     function createRequest()
+    {
         if (!radius_create_request($this->res, RADIUS_ACCOUNTING_REQUEST)) {
             return false;
+        }
         return true;
-f652345
+            Scott Ullrich
-bd34ed6
+  /**
      * Put attributes for accounting.
+     *
-            ef345a70
+     * Here we put some accounting values. There many more attributes for accounting,
-bd34ed6
+     * but for web-applications only certain attributes make sense.
      * @return void
-            ef345a70
+     */
-bd34ed6
+    function putAuthAttributes()
+    {
-f652345
+        if (isset($this->username)) {
             $this->putAttribute(RADIUS_USER_NAME, $this->username);
+        }
-bd34ed6
+        $this->putAttribute(RADIUS_ACCT_STATUS_TYPE, $this->status_type);
-bfb0
+        //if (isset($this->session_time) && $this->status_type == RADIUS_STOP) {
 	if (isset($this->session_time)) {
-bd34ed6
+            $this->putAttribute(RADIUS_ACCT_SESSION_TIME, $this->session_time);
+        }
         if (isset($this->authentic)) {
             $this->putAttribute(RADIUS_ACCT_AUTHENTIC, $this->authentic);
+        }
-f652345
+            Scott Ullrich
+    }
-bd34ed6
+            Scott Ullrich
 /**
  * class Auth_RADIUS_Acct_Start
+ *
  * Class for RADIUS accounting. Its usualy used, after the user has logged in.
-            ef345a70
+            Scott Ullrich
-bd34ed6
+ * @package Auth_RADIUS
  */
-            ef345a70
+class Auth_RADIUS_Acct_Start extends Auth_RADIUS_Acct
-bd34ed6
+            Scott Ullrich
    /**
      * Defines the type of the accounting request.
      * It is set to RADIUS_START by default in this class.
      * @var  integer
-f652345
+     */
-bd34ed6
+    var $status_type = RADIUS_START;
+}
 /**
  * class Auth_RADIUS_Acct_Start
+ *
  * Class for RADIUS accounting. Its usualy used, after the user has logged out.
+ *
  * @package Auth_RADIUS
  */
 class Auth_RADIUS_Acct_Stop extends Auth_RADIUS_Acct
+{
    /**
      * Defines the type of the accounting request.
      * It is set to RADIUS_STOP by default in this class.
      * @var  integer
      */
     var $status_type = RADIUS_STOP;
+}
 if (!defined('RADIUS_UPDATE'))
     define('RADIUS_UPDATE', 3);
 /**
  * class Auth_RADIUS_Acct_Update
+ *
  * Class for interim RADIUS accounting updates.
+ *
  * @package Auth_RADIUS
  */
 class Auth_RADIUS_Acct_Update extends Auth_RADIUS_Acct
+{
    /**
      * Defines the type of the accounting request.
      * It is set to RADIUS_UPDATE by default in this class.
      * @var  integer
      */
     var $status_type = RADIUS_UPDATE;
+}
-bfb0
+?>

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