From 66553fb8574a9d2578f423f4db0461efe49ea099 Mon Sep 17 00:00:00 2001 From: Andreas Fischer Date: Wed, 10 Aug 2011 16:14:45 +0200 Subject: [ticket/9297] Add support for Extended Passive Mode (EPSV) in ftp_fsock class. PHPBB3-9297 --- phpBB/includes/functions_transfer.php | 55 ++++++++++++++++++++++++++++------- 1 file changed, 44 insertions(+), 11 deletions(-) (limited to 'phpBB/includes/functions_transfer.php') diff --git a/phpBB/includes/functions_transfer.php b/phpBB/includes/functions_transfer.php index 046abede8e..5ab7a87efd 100644 --- a/phpBB/includes/functions_transfer.php +++ b/phpBB/includes/functions_transfer.php @@ -808,23 +808,56 @@ class ftp_fsock extends transfer */ function _open_data_connection() { - $this->_send_command('PASV', '', false); - - if (!$ip_port = $this->_check_command(true)) + // Try to find out whether we have a IPv4 or IPv6 (control) connection + if (function_exists('stream_socket_get_name')) { - return false; + $socket_name = stream_socket_get_name($this->connection, true); + $server_ip = substr($socket_name, 0, strrpos($socket_name, ':')); } - // open the connection to start sending the file - if (!preg_match('#[0-9]{1,3},[0-9]{1,3},[0-9]{1,3},[0-9]{1,3},[0-9]+,[0-9]+#', $ip_port, $temp)) + if (!isset($server_ip) || preg_match(get_preg_expression('ipv4'), $server_ip)) { - // bad ip and port - return false; + // Passive mode + $this->_send_command('PASV', '', false); + + if (!$ip_port = $this->_check_command(true)) + { + return false; + } + + // open the connection to start sending the file + if (!preg_match('#[0-9]{1,3},[0-9]{1,3},[0-9]{1,3},[0-9]{1,3},[0-9]+,[0-9]+#', $ip_port, $temp)) + { + // bad ip and port + return false; + } + + $temp = explode(',', $temp[0]); + $server_ip = $temp[0] . '.' . $temp[1] . '.' . $temp[2] . '.' . $temp[3]; + $server_port = $temp[4] * 256 + $temp[5]; + } + else + { + // Extended Passive Mode - RFC2428 + $this->_send_command('EPSV', '', false); + + if (!$epsv_response = $this->_check_command(true)) + { + return false; + } + + // Response looks like "229 Entering Extended Passive Mode (|||12345|)" + // where 12345 is the tcp port for the data connection + if (!preg_match('#\(\|\|\|([0-9]+)\|\)#', $epsv_response, $match)) + { + return false; + } + $server_port = (int) $match[1]; + + // fsockopen expects IPv6 address in square brackets + $server_ip = "[$server_ip]"; } - $temp = explode(',', $temp[0]); - $server_ip = $temp[0] . '.' . $temp[1] . '.' . $temp[2] . '.' . $temp[3]; - $server_port = $temp[4] * 256 + $temp[5]; $errno = 0; $errstr = ''; -- cgit v1.2.1 From 7a04c9048c110f0bd21ea3e9e869e17b408d640e Mon Sep 17 00:00:00 2001 From: Unknown Date: Sat, 31 Dec 2011 13:32:52 +0000 Subject: [ticket/9916] Updating header license and removing Version $Id$ PHPBB3-9916 --- phpBB/includes/functions_transfer.php | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'phpBB/includes/functions_transfer.php') diff --git a/phpBB/includes/functions_transfer.php b/phpBB/includes/functions_transfer.php index 2b7919a8d2..07c9171c60 100644 --- a/phpBB/includes/functions_transfer.php +++ b/phpBB/includes/functions_transfer.php @@ -2,9 +2,8 @@ /** * * @package phpBB3 -* @version $Id$ * @copyright (c) 2005 phpBB Group -* @license http://opensource.org/licenses/gpl-license.php GNU Public License +* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2 * */ -- cgit v1.2.1