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SFTP: use variable sizes for get()

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This commit is contained in:
terrafrost 2013-07-26 10:20:59 -05:00
parent 093a182904
commit d95f5946eb
1 changed files with 18 additions and 1 deletions
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19
phpseclib/Net/SFTP.php
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@ -243,6 +243,16 @@ class Net_SFTP extends Net_SSH2 {
*/
var $dirs = array();
/**
* Max SFTP Packet Size
*
* @see Net_SFTP::Net_SFTP()
* @see Net_SFTP::get()
* @var Array
* @access private
*/
var $max_sftp_packet = 1 << 20;
/**
* Default Constructor.
*
@ -257,6 +267,13 @@ class Net_SFTP extends Net_SSH2 {
function Net_SFTP($host, $port = 22, $timeout = 10)
{
parent::Net_SSH2($host, $port, $timeout);
switch ($this->server_identifier) {
case 'SSH-2.0-ROSSSH':
// PuTTY uses this as the size
$this->max_sftp_packet = 1 << 15;
}
$this->packet_types = array(
1 => 'NET_SFTP_INIT',
2 => 'NET_SFTP_VERSION',
@ -1666,7 +1683,7 @@ class Net_SFTP extends Net_SSH2 {
$content = '';
}
$size = (1 << 20) < $length || $length < 0 ? 1 << 20 : $length;
$size = $this->max_sftp_packet < $length || $length < 0 ? $this->max_sftp_packet : $length;
while (true) {
$packet = pack('Na*N3', strlen($handle), $handle, $offset / 0x100000000, $offset, $size);
if (!$this->_send_sftp_packet(NET_SFTP_READ, $packet)) {