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externals/JAXL/core/jaxl_sock5.php
- This file was added.
<?php | |||||
/** | |||||
* Jaxl (Jabber XMPP Library) | |||||
* | |||||
* Copyright (c) 2009-2012, Abhinav Singh <me@abhinavsingh.com>. | |||||
* All rights reserved. | |||||
* | |||||
* Redistribution and use in source and binary forms, with or without | |||||
* modification, are permitted provided that the following conditions | |||||
* are met: | |||||
* | |||||
* * Redistributions of source code must retain the above copyright | |||||
* notice, this list of conditions and the following disclaimer. | |||||
* | |||||
* * Redistributions in binary form must reproduce the above copyright | |||||
* notice, this list of conditions and the following disclaimer in | |||||
* the documentation and/or other materials provided with the | |||||
* distribution. | |||||
* | |||||
* * Neither the name of Abhinav Singh nor the names of his | |||||
* contributors may be used to endorse or promote products derived | |||||
* from this software without specific prior written permission. | |||||
* | |||||
* 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, STRIC | |||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN | |||||
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |||||
* POSSIBILITY OF SUCH DAMAGE. | |||||
* | |||||
*/ | |||||
require_once JAXL_CWD.'/core/jaxl_socket_client.php'; | |||||
/** | |||||
* TODO: convert into a finite state machine | |||||
* | |||||
* @author abhinavsingh | |||||
* | |||||
*/ | |||||
class JAXLSock5 { | |||||
private $client = null; | |||||
protected $transport = null; | |||||
protected $ip = null; | |||||
protected $port = null; | |||||
public function __construct($transport='tcp') { | |||||
$this->transport = $transport; | |||||
$this->client = new JAXLSocketClient(); | |||||
$this->client->set_callback(array(&$this, 'on_response')); | |||||
} | |||||
public function __destruct() { | |||||
} | |||||
public function connect($ip, $port=1080) { | |||||
$this->ip = $ip; | |||||
$this->port = $port; | |||||
$sock_path = $this->_sock_path(); | |||||
if($this->client->connect($sock_path)) { | |||||
_debug("established connection to $sock_path"); | |||||
return true; | |||||
} | |||||
else { | |||||
_error("unable to connect $sock_path"); | |||||
return false; | |||||
} | |||||
} | |||||
// | |||||
// Three phases of SOCK5 | |||||
// | |||||
// Negotiation pkt consists of 3 part: | |||||
// 0x05 => Sock protocol version | |||||
// 0x01 => Number of method identifier octet | |||||
// | |||||
// Following auth methods are defined: | |||||
// 0x00 => No authentication required | |||||
// 0x01 => GSSAPI | |||||
// 0x02 => USERNAME/PASSWORD | |||||
// 0x03 to 0x7F => IANA ASSIGNED | |||||
// 0x80 to 0xFE => RESERVED FOR PRIVATE METHODS | |||||
// 0xFF => NO ACCEPTABLE METHODS | |||||
public function negotiate() { | |||||
$pkt = pack("C3", 0x05, 0x01, 0x00); | |||||
$this->client->send($pkt); | |||||
// enter sub-negotiation state | |||||
} | |||||
public function relay_request() { | |||||
// enter wait for reply state | |||||
} | |||||
public function send_data() { | |||||
} | |||||
// | |||||
// Socket client callback | |||||
// | |||||
public function on_response($raw) { | |||||
_debug($raw); | |||||
} | |||||
// | |||||
// Private | |||||
// | |||||
protected function _sock_path() { | |||||
return $this->transport.'://'.$this->ip.':'.$this->port; | |||||
} | |||||
} | |||||
?> |