diff options
Diffstat (limited to 'libs/phpseclib-1.0.4/phpseclib/Net/SCP.php')
| -rw-r--r-- | libs/phpseclib-1.0.4/phpseclib/Net/SCP.php | 370 |
1 files changed, 0 insertions, 370 deletions
diff --git a/libs/phpseclib-1.0.4/phpseclib/Net/SCP.php b/libs/phpseclib-1.0.4/phpseclib/Net/SCP.php deleted file mode 100644 index 83ae5cc..0000000 --- a/libs/phpseclib-1.0.4/phpseclib/Net/SCP.php +++ /dev/null @@ -1,370 +0,0 @@ -<?php - -/** - * Pure-PHP implementation of SCP. - * - * PHP versions 4 and 5 - * - * The API for this library is modeled after the API from PHP's {@link http://php.net/book.ftp FTP extension}. - * - * Here's a short example of how to use this library: - * <code> - * <?php - * include 'Net/SCP.php'; - * include 'Net/SSH2.php'; - * - * $ssh = new Net_SSH2('www.domain.tld'); - * if (!$ssh->login('username', 'password')) { - * exit('bad login'); - * } - * - * $scp = new Net_SCP($ssh); - * $scp->put('abcd', str_repeat('x', 1024*1024)); - * ?> - * </code> - * - * LICENSE: Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - * - * @category Net - * @package Net_SCP - * @author Jim Wigginton <terrafrost@php.net> - * @copyright 2010 Jim Wigginton - * @license http://www.opensource.org/licenses/mit-license.html MIT License - * @link http://phpseclib.sourceforge.net - */ - -/**#@+ - * @access public - * @see self::put() - */ -/** - * Reads data from a local file. - */ -define('NET_SCP_LOCAL_FILE', 1); -/** - * Reads data from a string. - */ -define('NET_SCP_STRING', 2); -/**#@-*/ - -/**#@+ - * @access private - * @see self::_send() - * @see self::_receive() - */ -/** - * SSH1 is being used. - */ -define('NET_SCP_SSH1', 1); -/** - * SSH2 is being used. - */ -define('NET_SCP_SSH2', 2); -/**#@-*/ - -/** - * Pure-PHP implementations of SCP. - * - * @package Net_SCP - * @author Jim Wigginton <terrafrost@php.net> - * @access public - */ -class Net_SCP -{ - /** - * SSH Object - * - * @var object - * @access private - */ - var $ssh; - - /** - * Packet Size - * - * @var int - * @access private - */ - var $packet_size; - - /** - * Mode - * - * @var int - * @access private - */ - var $mode; - - /** - * Default Constructor. - * - * Connects to an SSH server - * - * @param Net_SSH1|Net_SSH2 $ssh - * @return Net_SCP - * @access public - */ - function __construct($ssh) - { - if (!is_object($ssh)) { - return; - } - - switch (strtolower(get_class($ssh))) { - case 'net_ssh2': - $this->mode = NET_SCP_SSH2; - break; - case 'net_ssh1': - $this->packet_size = 50000; - $this->mode = NET_SCP_SSH1; - break; - default: - return; - } - - $this->ssh = $ssh; - } - - /** - * PHP4 compatible Default Constructor. - * - * @see self::__construct() - * @param Net_SSH1|Net_SSH2 $ssh - * @access public - */ - function Net_SCP($ssh) - { - $this->__construct($ssh); - } - - /** - * Uploads a file to the SCP server. - * - * By default, Net_SCP::put() does not read from the local filesystem. $data is dumped directly into $remote_file. - * So, for example, if you set $data to 'filename.ext' and then do Net_SCP::get(), you will get a file, twelve bytes - * long, containing 'filename.ext' as its contents. - * - * Setting $mode to NET_SCP_LOCAL_FILE will change the above behavior. With NET_SCP_LOCAL_FILE, $remote_file will - * contain as many bytes as filename.ext does on your local filesystem. If your filename.ext is 1MB then that is how - * large $remote_file will be, as well. - * - * Currently, only binary mode is supported. As such, if the line endings need to be adjusted, you will need to take - * care of that, yourself. - * - * @param string $remote_file - * @param string $data - * @param int $mode - * @param callable $callback - * @return bool - * @access public - */ - function put($remote_file, $data, $mode = NET_SCP_STRING, $callback = null) - { - if (!isset($this->ssh)) { - return false; - } - - if (!$this->ssh->exec('scp -t ' . escapeshellarg($remote_file), false)) { // -t = to - return false; - } - - $temp = $this->_receive(); - if ($temp !== chr(0)) { - return false; - } - - if ($this->mode == NET_SCP_SSH2) { - $this->packet_size = $this->ssh->packet_size_client_to_server[NET_SSH2_CHANNEL_EXEC] - 4; - } - - $remote_file = basename($remote_file); - - if ($mode == NET_SCP_STRING) { - $size = strlen($data); - } else { - if (!is_file($data)) { - user_error("$data is not a valid file", E_USER_NOTICE); - return false; - } - - $fp = @fopen($data, 'rb'); - if (!$fp) { - return false; - } - $size = filesize($data); - } - - $this->_send('C0644 ' . $size . ' ' . $remote_file . "\n"); - - $temp = $this->_receive(); - if ($temp !== chr(0)) { - return false; - } - - $sent = 0; - while ($sent < $size) { - $temp = $mode & NET_SCP_STRING ? substr($data, $sent, $this->packet_size) : fread($fp, $this->packet_size); - $this->_send($temp); - $sent+= strlen($temp); - - if (is_callable($callback)) { - call_user_func($callback, $sent); - } - } - $this->_close(); - - if ($mode != NET_SCP_STRING) { - fclose($fp); - } - - return true; - } - - /** - * Downloads a file from the SCP server. - * - * Returns a string containing the contents of $remote_file if $local_file is left undefined or a boolean false if - * the operation was unsuccessful. If $local_file is defined, returns true or false depending on the success of the - * operation - * - * @param string $remote_file - * @param string $local_file - * @return mixed - * @access public - */ - function get($remote_file, $local_file = false) - { - if (!isset($this->ssh)) { - return false; - } - - if (!$this->ssh->exec('scp -f ' . escapeshellarg($remote_file), false)) { // -f = from - return false; - } - - $this->_send("\0"); - - if (!preg_match('#(?<perms>[^ ]+) (?<size>\d+) (?<name>.+)#', rtrim($this->_receive()), $info)) { - return false; - } - - $this->_send("\0"); - - $size = 0; - - if ($local_file !== false) { - $fp = @fopen($local_file, 'wb'); - if (!$fp) { - return false; - } - } - - $content = ''; - while ($size < $info['size']) { - $data = $this->_receive(); - // SCP usually seems to split stuff out into 16k chunks - $size+= strlen($data); - - if ($local_file === false) { - $content.= $data; - } else { - fputs($fp, $data); - } - } - - $this->_close(); - - if ($local_file !== false) { - fclose($fp); - return true; - } - - return $content; - } - - /** - * Sends a packet to an SSH server - * - * @param string $data - * @access private - */ - function _send($data) - { - switch ($this->mode) { - case NET_SCP_SSH2: - $this->ssh->_send_channel_packet(NET_SSH2_CHANNEL_EXEC, $data); - break; - case NET_SCP_SSH1: - $data = pack('CNa*', NET_SSH1_CMSG_STDIN_DATA, strlen($data), $data); - $this->ssh->_send_binary_packet($data); - } - } - - /** - * Receives a packet from an SSH server - * - * @return string - * @access private - */ - function _receive() - { - switch ($this->mode) { - case NET_SCP_SSH2: - return $this->ssh->_get_channel_packet(NET_SSH2_CHANNEL_EXEC, true); - case NET_SCP_SSH1: - if (!$this->ssh->bitmap) { - return false; - } - while (true) { - $response = $this->ssh->_get_binary_packet(); - switch ($response[NET_SSH1_RESPONSE_TYPE]) { - case NET_SSH1_SMSG_STDOUT_DATA: - extract(unpack('Nlength', $response[NET_SSH1_RESPONSE_DATA])); - return $this->ssh->_string_shift($response[NET_SSH1_RESPONSE_DATA], $length); - case NET_SSH1_SMSG_STDERR_DATA: - break; - case NET_SSH1_SMSG_EXITSTATUS: - $this->ssh->_send_binary_packet(chr(NET_SSH1_CMSG_EXIT_CONFIRMATION)); - fclose($this->ssh->fsock); - $this->ssh->bitmap = 0; - return false; - default: - user_error('Unknown packet received', E_USER_NOTICE); - return false; - } - } - } - } - - /** - * Closes the connection to an SSH server - * - * @access private - */ - function _close() - { - switch ($this->mode) { - case NET_SCP_SSH2: - $this->ssh->_close_channel(NET_SSH2_CHANNEL_EXEC, true); - break; - case NET_SCP_SSH1: - $this->ssh->disconnect(); - } - } -} |