merged OpenSSH 5.2p1 to trunk

[gssapi-openssh.git] / openssh / serverloop.c

diff --git a/openssh/serverloop.c b/openssh/serverloop.c
index 2955e11844c1161023330d6cd3808eb286910cae..49e4c79dd9bac42bd3b1934fbd65cfa3b630638f 100644 (file)
--- a/openssh/serverloop.c
+++ b/openssh/serverloop.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: serverloop.c,v 1.153 2008/06/30 12:15:39 djm Exp $ */
+/* $OpenBSD: serverloop.c,v 1.157 2009/02/12 03:16:01 djm Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -965,7 +965,7 @@ server_request_direct_tcpip(void)
 {
        Channel *c;
        char *target, *originator;
-       int target_port, originator_port;
+       u_short target_port, originator_port;
 
        target = packet_get_string(NULL);
        target_port = packet_get_int();
@@ -1124,7 +1124,7 @@ server_input_global_request(int type, u_int32_t seq, void *ctxt)
 {
        char *rtype;
        int want_reply;
-       int success = 0;
+       int success = 0, allocated_listen_port = 0;
 
        rtype = packet_get_string(NULL);
        want_reply = packet_get_char();
@@ -1146,7 +1146,8 @@ server_input_global_request(int type, u_int32_t seq, void *ctxt)
 
                /* check permissions */
                if (!options.allow_tcp_forwarding ||
-                   no_port_forwarding_flag
+                   no_port_forwarding_flag ||
+                   (!want_reply && listen_port == 0)
 #ifndef NO_IPPORT_RESERVED_CONCEPT
                    || (listen_port < IPPORT_RESERVED && pw->pw_uid != 0)
 #endif
@@ -1156,7 +1157,8 @@ server_input_global_request(int type, u_int32_t seq, void *ctxt)
                } else {
                        /* Start listening on the port */
                        success = channel_setup_remote_fwd_listener(
-                           listen_address, listen_port, options.gateway_ports);
+                           listen_address, listen_port,
+                           &allocated_listen_port, options.gateway_ports);
                }
                xfree(listen_address);
        } else if (strcmp(rtype, "cancel-tcpip-forward") == 0) {
@@ -1178,6 +1180,8 @@ server_input_global_request(int type, u_int32_t seq, void *ctxt)
        if (want_reply) {
                packet_start(success ?
                    SSH2_MSG_REQUEST_SUCCESS : SSH2_MSG_REQUEST_FAILURE);
+               if (success && allocated_listen_port > 0)
+                       packet_put_int(allocated_listen_port);
                packet_send();
                packet_write_wait();
        }
@@ -1231,9 +1235,9 @@ server_init_dispatch_20(void)
        dispatch_set(SSH2_MSG_CHANNEL_REQUEST, &server_input_channel_req);
        dispatch_set(SSH2_MSG_CHANNEL_WINDOW_ADJUST, &channel_input_window_adjust);
        dispatch_set(SSH2_MSG_GLOBAL_REQUEST, &server_input_global_request);
-       dispatch_set(SSH2_MSG_CHANNEL_SUCCESS, &channel_input_status_confirm);
-       dispatch_set(SSH2_MSG_CHANNEL_FAILURE, &channel_input_status_confirm);
        /* client_alive */
+       dispatch_set(SSH2_MSG_CHANNEL_SUCCESS, &server_input_keep_alive);
+       dispatch_set(SSH2_MSG_CHANNEL_FAILURE, &server_input_keep_alive);
        dispatch_set(SSH2_MSG_REQUEST_SUCCESS, &server_input_keep_alive);
        dispatch_set(SSH2_MSG_REQUEST_FAILURE, &server_input_keep_alive);
        /* rekeying */