X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fnet.c;h=54e13232b4c466f114bb7cb935915255c0c2516b;hp=34279824eda4c5dadf66f299e2369b928670fe04;hb=ef294a69678bc7cba6d2ee0be96f683249672222;hpb=9fd02ffcb0cacf3de26e876de5f30510bff137a3

diff --git a/src/net.c b/src/net.c
index 34279824..54e13232 100644
--- a/src/net.c
+++ b/src/net.c
@@ -1,6 +1,7 @@
 /*
     net.c -- most of the network code
-    Copyright (C) 1998,1999,2000 Ivo Timmermans <zarq@iname.com>
+    Copyright (C) 1998,1999,2000 Ivo Timmermans <itimmermans@bigfoot.com>,
+                            2000 Guus Sliepen <guus@sliepen.warande.net>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -15,6 +16,8 @@
     You should have received a copy of the GNU General Public License
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+    $Id: net.c,v 1.35 2000/05/31 18:23:05 zarq Exp $
 */
 
 #include "config.h"
@@ -812,6 +815,8 @@ cp
 */
 void terminate_connection(conn_list_t *cl)
 {
+  conn_list_t *p, *q;
+
 cp
   if(cl->status.remove)
     return;
@@ -838,6 +843,26 @@ cp
   
   cl->status.active = 0;
   cl->status.remove = 1;
+
+cp
+  /* Find all connections that were lost because they were behind cl
+     (the connection that was dropped). */
+  for(p = conn_list; p != NULL; p = p->next)
+    if(p->nexthop == cl)
+      {
+	p->status.active = 0;
+	p->status.remove = 1;
+      }
+
+cp 
+  /* Then send a notification about all these connections to all hosts
+     that are still connected to us. */
+  for(p = conn_list; p != NULL; p = p->next)
+    if(!p->status.remove && p->status.meta)
+      for(q = conn_list; q != NULL; q = q->next)
+	if(q->status.remove)
+	  send_del_host(p, q);
+
 cp
 }
 
@@ -970,7 +995,7 @@ cp
         {
           if(sscanf(cl->buffer, "%d", &request) == 1)
             {
-              if(request_handlers[request] == NULL)
+              if((request < 0) || (request > 255) || (request_handlers[request] == NULL))
                 {
                   syslog(LOG_ERR, _("Unknown request: %s"), cl->buffer);
                   return -1;