SSH2: set stream timeout before calling stream_get_contents

phpseclib/Net/SSH2.php

@@ -1108,6 +1108,8 @@ class SSH2
      * Default Constructor.
      *
      * $host can either be a string, representing the host, or a stream resource.
+     * If $host is a stream resource then $port doesn't do anything, altho $timeout
+     * still will be used
      *
      * @param mixed $host
      * @param int $port
@@ -1198,6 +1200,8 @@ function __construct($host, $port = 22, $timeout = 10)
                   31 => 'NET_SSH2_MSG_KEX_ECDH_REPLY')
         );
 
+        $this->timeout = $timeout;
+
         if (is_resource($host)) {
             $this->fsock = $host;
             return;
@@ -1206,7 +1210,6 @@ function __construct($host, $port = 22, $timeout = 10)
         if (is_string($host)) {
             $this->host = $host;
             $this->port = $port;
-            $this->timeout = $timeout;
         }
     }
 
@@ -3646,6 +3649,9 @@ function _get_binary_packet($skip_channel_filter = false)
         }
 
         $start = microtime(true);
+        $sec = (int) floor($this->curTimeout);
+        $usec = (int) (1000000 * ($this->curTimeout - $sec));
+        stream_set_timeout($this->fsock, $sec, $usec);
         $raw = stream_get_contents($this->fsock, $this->decrypt_block_size);
 
         if (!strlen($raw)) {