FM / Request2

/home/techb158/balacoffee.com/wp-content/plugins/updraftplus/includes/PEAR/HTTP/Request2/

/home/techb158/balacoffee.com/wp-content/plugins/updraftplus/includes/PEAR/HTTP/Request2

Name	Size	Mode	Actions
Adapter/	-	0755	rm
Observer/	-	0755	rm
Adapter.php	4642	0644	edit dl rm
ConnectionException.php	1136	0644	edit dl rm
CookieJar.php	20220	0644	edit dl rm
Exception.php	3305	0644	edit dl rm
LogicException.php	1277	0644	edit dl rm
MessageException.php	1057	0644	edit dl rm
MultipartBody.php	9229	0644	edit dl rm
NotImplementedException.php	968	0644	edit dl rm
Response.php	23041	0644	edit dl rm
SocketWrapper.php	14046	0644	edit dl rm
SOCKS5.php	4755	0644	edit dl rm

Edit: /home/techb158/balacoffee.com/wp-content/plugins/updraftplus/includes/PEAR/HTTP/Request2/SOCKS5.php (4755B)

<?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 2008-2022 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: 2.5.1
 * @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 = [],
        $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 $password Proxy password
     *
     * @return void
     * @throws HTTP_Request2_ConnectionException
     * @throws HTTP_Request2_MessageException
     * @link   http://tools.ietf.org/html/rfc1929
     */
    protected function performAuthentication($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    $remotePort Remote port
     *
     * @return void
     * @throws HTTP_Request2_ConnectionException
     * @throws HTTP_Request2_MessageException
     */
    public function connect($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']
            );
        }
    }
}
?>

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