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#866 PEAR update

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akasima 2015-01-15 14:03:43 +09:00
parent bd917c3d01
commit 0005af60da
18 changed files with 7958 additions and 1 deletions
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135
libs/PEAR.1.9.5/HTTP/Request2/SOCKS5.php Normal file
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<?php
/**
* SOCKS5 proxy connection class
*
* PHP version 5
*
* LICENSE
*
* This source file is subject to BSD 3-Clause License that is bundled
* with this package in the file LICENSE and available at the URL
* https://raw.github.com/pear/HTTP_Request2/trunk/docs/LICENSE
*
* @category HTTP
* @package HTTP_Request2
* @author Alexey Borzov <avb@php.net>
* @copyright 2008-2014 Alexey Borzov <avb@php.net>
* @license http://opensource.org/licenses/BSD-3-Clause BSD 3-Clause License
* @link http://pear.php.net/package/HTTP_Request2
*/
/** Socket wrapper class used by Socket Adapter */
require_once 'HTTP/Request2/SocketWrapper.php';
/**
* SOCKS5 proxy connection class (used by Socket Adapter)
*
* @category HTTP
* @package HTTP_Request2
* @author Alexey Borzov <avb@php.net>
* @license http://opensource.org/licenses/BSD-3-Clause BSD 3-Clause License
* @version Release: 2.2.1
* @link http://pear.php.net/package/HTTP_Request2
* @link http://pear.php.net/bugs/bug.php?id=19332
* @link http://tools.ietf.org/html/rfc1928
*/
class HTTP_Request2_SOCKS5 extends HTTP_Request2_SocketWrapper
{
/**
* Constructor, tries to connect and authenticate to a SOCKS5 proxy
*
* @param string $address Proxy address, e.g. 'tcp://localhost:1080'
* @param int $timeout Connection timeout (seconds)
* @param array $contextOptions Stream context options
* @param string $username Proxy user name
* @param string $password Proxy password
*
* @throws HTTP_Request2_LogicException
* @throws HTTP_Request2_ConnectionException
* @throws HTTP_Request2_MessageException
*/
public function __construct(
$address, $timeout = 10, array $contextOptions = array(),
$username = null, $password = null
) {
parent::__construct($address, $timeout, $contextOptions);
if (strlen($username)) {
$request = pack('C4', 5, 2, 0, 2);
} else {
$request = pack('C3', 5, 1, 0);
}
$this->write($request);
$response = unpack('Cversion/Cmethod', $this->read(3));
if (5 != $response['version']) {
throw new HTTP_Request2_MessageException(
'Invalid version received from SOCKS5 proxy: ' . $response['version'],
HTTP_Request2_Exception::MALFORMED_RESPONSE
);
}
switch ($response['method']) {
case 2:
$this->performAuthentication($username, $password);
case 0:
break;
default:
throw new HTTP_Request2_ConnectionException(
"Connection rejected by proxy due to unsupported auth method"
);
}
}
/**
* Performs username/password authentication for SOCKS5
*
* @param string $username Proxy user name
* @param string $password Proxy password
*
* @throws HTTP_Request2_ConnectionException
* @throws HTTP_Request2_MessageException
* @link http://tools.ietf.org/html/rfc1929
*/
protected function performAuthentication($username, $password)
{
$request = pack('C2', 1, strlen($username)) . $username
. pack('C', strlen($password)) . $password;
$this->write($request);
$response = unpack('Cvn/Cstatus', $this->read(3));
if (1 != $response['vn'] || 0 != $response['status']) {
throw new HTTP_Request2_ConnectionException(
'Connection rejected by proxy due to invalid username and/or password'
);
}
}
/**
* Connects to a remote host via proxy
*
* @param string $remoteHost Remote host
* @param int $remotePort Remote port
*
* @throws HTTP_Request2_ConnectionException
* @throws HTTP_Request2_MessageException
*/
public function connect($remoteHost, $remotePort)
{
$request = pack('C5', 0x05, 0x01, 0x00, 0x03, strlen($remoteHost))
. $remoteHost . pack('n', $remotePort);
$this->write($request);
$response = unpack('Cversion/Creply/Creserved', $this->read(1024));
if (5 != $response['version'] || 0 != $response['reserved']) {
throw new HTTP_Request2_MessageException(
'Invalid response received from SOCKS5 proxy',
HTTP_Request2_Exception::MALFORMED_RESPONSE
);
} elseif (0 != $response['reply']) {
throw new HTTP_Request2_ConnectionException(
"Unable to connect to {$remoteHost}:{$remotePort} through SOCKS5 proxy",
0, $response['reply']
);
}
}
}
?>