- markus@cvs.openbsd.org 2010/05/16 12:55:51

     [PROTOCOL.mux clientloop.h mux.c readconf.c readconf.h ssh.1 ssh.c]
     mux support for remote forwarding with dynamic port allocation,
     use with
        LPORT=`ssh -S muxsocket -R0:localhost:25 -O forward somehost`
     feedback and ok djm@

1 files changed, 6 insertions, 3 deletions

diff --git a/ssh.c b/ssh.c
index ee224e9ff..228afecf4 100644
--- a/ssh.c
+++ b/ssh.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh.c,v 1.337 2010/05/14 23:29:23 djm Exp $ */
+/* $OpenBSD: ssh.c,v 1.338 2010/05/16 12:55:51 markus Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -327,6 +327,8 @@ main(int ac, char **av)
                                 fatal("Multiplexing command already specified");
                         if (strcmp(optarg, "check") == 0)
                                 muxclient_command = SSHMUX_COMMAND_ALIVE_CHECK;
+                        else if (strcmp(optarg, "forward") == 0)
+                                muxclient_command = SSHMUX_COMMAND_FORWARD;
                         else if (strcmp(optarg, "exit") == 0)
                                 muxclient_command = SSHMUX_COMMAND_TERMINATE;
                         else
@@ -877,9 +879,10 @@ ssh_confirm_remote_forward(int type, u_int32_t seq, void *ctxt)
             type == SSH2_MSG_REQUEST_SUCCESS ? "success" : "failure",
             rfwd->listen_port, rfwd->connect_host, rfwd->connect_port);
         if (type == SSH2_MSG_REQUEST_SUCCESS && rfwd->listen_port == 0) {
+                rfwd->allocated_port = packet_get_int();
                 logit("Allocated port %u for remote forward to %s:%d",
-                        packet_get_int(),
-                        rfwd->connect_host, rfwd->connect_port);
+                    rfwd->allocated_port,
+                    rfwd->connect_host, rfwd->connect_port);
         }
         
         if (type == SSH2_MSG_REQUEST_FAILURE) {