- tinc can now act as a switch or a hub too (as opposed to a router only)

- cleaner initialisation of "UNKNOWN" and "MYSELF" names

diff --git a/src/connection.c b/src/connection.c
index c1acfea..453a25e 100644 (file)
--- a/src/connection.c
+++ b/src/connection.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: connection.c,v 1.1.2.10 2001/03/04 13:59:25 guus Exp $
+    $Id: connection.c,v 1.1.2.11 2001/06/05 16:09:55 guus Exp $
 */
 
 #include "config.h"
@@ -88,7 +88,7 @@ void free_connection(connection_t *p)
 cp
   if(p->queue)
     list_delete_list(p->queue);
-  if(p->name && p->name!=unknown)
+  if(p->name)
     free(p->name);
   if(p->hostname)
     free(p->hostname);

diff --git a/src/net.c b/src/net.c
index 2c08dcf..266dbab 100644 (file)
--- a/src/net.c
+++ b/src/net.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: net.c,v 1.35.4.110 2001/05/28 08:56:57 guus Exp $
+    $Id: net.c,v 1.35.4.111 2001/06/05 16:09:55 guus Exp $
 */
 
 #include "config.h"
@@ -104,8 +104,6 @@ static int seconds_till_retry;
 int keylifetime = 0;
 int keyexpires = 0;
 
-char *unknown = NULL;
-
 void send_udppacket(connection_t *cl, vpn_packet_t *inpkt)
 {
   vpn_packet_t outpkt;
@@ -261,6 +259,26 @@ cp
     send_udppacket(cl, packet);
 }
 
+/* Broadcast a packet to all active connections */
+
+void broadcast_packet(connection_t *from, vpn_packet_t *packet)
+{
+  avl_node_t *node;
+  connection_t *cl;
+cp
+  if(debug_lvl >= DEBUG_TRAFFIC)
+    syslog(LOG_INFO, _("Broadcasting packet of %d bytes from %s (%s)"),
+          packet->len, from->name, from->hostname);
+
+  for(node = connection_tree->head; node; node = node->next)
+    {
+      cl = (connection_t *)node->data;
+      if(cl->status.meta && cl != from)
+        send_packet(cl, packet);
+    }
+cp
+}
+
 void flush_queue(connection_t *cl)
 {
   list_node_t *node, *next;
@@ -731,7 +749,7 @@ int setup_myself(void)
 cp
   myself = new_connection();
 
-  asprintf(&myself->hostname, "MYSELF");
+  asprintf(&myself->hostname, _("MYSELF"));
   myself->options = 0;
   myself->protocol_version = PROT_CURRENT;
 
@@ -1011,7 +1029,7 @@ cp
       return NULL;
     }
 
-  p->name = unknown;
+  asprintf(&p->name, _("UNKNOWN"));
   p->address = ntohl(ci.sin_addr.s_addr);
   p->hostname = hostlookup(ci.sin_addr.s_addr);
   p->port = htons(ci.sin_port);                                /* This one will be overwritten later */

diff --git a/src/net.h b/src/net.h
index ba17331..c56abd8 100644 (file)
--- a/src/net.h
+++ b/src/net.h
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: net.h,v 1.9.4.31 2001/05/25 11:54:28 guus Exp $
+    $Id: net.h,v 1.9.4.32 2001/06/05 16:09:55 guus Exp $
 */
 
 #ifndef __TINC_NET_H__
@@ -98,8 +98,6 @@ extern int total_tap_out;
 extern int total_socket_in;
 extern int total_socket_out;
 
-extern char *unknown;
-
 extern char *request_name[256];
 extern char *status_text[10];
 
@@ -111,6 +109,7 @@ extern void send_packet(connection_t *, vpn_packet_t *);
 extern void receive_packet(connection_t *, vpn_packet_t *);
 extern void receive_tcppacket(connection_t *, char *, int);
 extern void accept_packet(vpn_packet_t *);
+extern void broadcast_packet(connection_t *, vpn_packet_t *);
 extern int setup_network_connections(void);
 extern void close_network_connections(void);
 extern void main_loop(void);

diff --git a/src/protocol.c b/src/protocol.c
index bf54c6a..cf5cd67 100644 (file)
--- a/src/protocol.c
+++ b/src/protocol.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: protocol.c,v 1.28.4.91 2001/05/25 11:54:28 guus Exp $
+    $Id: protocol.c,v 1.28.4.92 2001/06/05 16:09:55 guus Exp $
 */
 
 #include "config.h"
@@ -214,6 +214,9 @@ cp
   
   /* Copy string to cl */
   
+  if(cl->name)
+    free(cl->name);
+    
   cl->name = xstrdup(name);
 
   /* Load information about peer */

diff --git a/src/route.c b/src/route.c
index 3d48887..2c3cc0d 100644 (file)
--- a/src/route.c
+++ b/src/route.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: route.c,v 1.1.2.10 2001/06/04 11:14:35 guus Exp $
+    $Id: route.c,v 1.1.2.11 2001/06/05 16:09:55 guus Exp $
 */
 
 #include "config.h"
@@ -79,28 +79,16 @@ connection_t *route_mac(connection_t *source, vpn_packet_t *packet)
 cp
   /* Learn source address */
 
-  learn_mac(source, (mac_t *)(&packet->data[0]));
+  learn_mac(source, (mac_t *)(&packet->data[6]));
   
   /* Lookup destination address */
     
-  subnet = lookup_subnet_mac((mac_t *)(&packet->data[6]));
+  subnet = lookup_subnet_mac((mac_t *)(&packet->data[0]));
 
-  if(!subnet)
-    {
-      if(debug_lvl >= DEBUG_TRAFFIC)
-        {
-          syslog(LOG_WARNING, _("Cannot route packet: unknown destination address %x:%x:%x:%x:%x:%x"),
-                 packet->data[6],
-                 packet->data[7],
-                 packet->data[8],
-                 packet->data[9],
-                 packet->data[10],
-                 packet->data[11]);
-        } 
-      return NULL;
-    }
-cp  
-  return subnet->owner;  
+  if(subnet)
+    return subnet->owner;
+  else
+    return NULL;
 }
 
 connection_t *route_ipv4(vpn_packet_t *packet)
@@ -205,7 +193,6 @@ cp
 void route_outgoing(vpn_packet_t *packet)
 {
   unsigned short int type;
-  avl_node_t *node;
   connection_t *cl;
 cp
   /* FIXME: multicast? */
@@ -240,15 +227,12 @@ cp
         cl = route_mac(myself, packet);
         if(cl)
           send_packet(cl, packet);
+        else
+          broadcast_packet(myself, packet);
         break;
         
       case RMODE_HUB:
-        for(node = connection_tree->head; node; node = node->next)
-          {
-            cl = (connection_t *)node->data;
-            if(cl->status.active)
-              send_packet(cl, packet);
-          }
+        broadcast_packet(myself, packet);
         break;
     }
 }
@@ -258,10 +242,16 @@ void route_incoming(connection_t *source, vpn_packet_t *packet)
   switch(routing_mode)
     {
       case RMODE_ROUTER:
-        memcpy(packet->data, mymac.net.mac.address.x, 6);
+        memcpy(packet->data, mymac.net.mac.address.x, 6);      /* Override destination address to make the kernel accept it */
         break;
       case RMODE_SWITCH:
-        learn_mac(source, (mac_t *)(&packet->data[0]));
+        if((packet->data[0] & packet->data[1]) == 0xFF)                /* Broadcast? */
+          broadcast_packet(source, packet);                    /* If yes, spread it on */
+        else
+          learn_mac(source, (mac_t *)(&packet->data[6]));
+        break;
+      case RMODE_HUB:
+        broadcast_packet(source,packet);                       /* Spread it on */
         break;
     }
   

diff --git a/src/subnet.c b/src/subnet.c
index 51b1cd7..28357c8 100644 (file)
--- a/src/subnet.c
+++ b/src/subnet.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: subnet.c,v 1.1.2.19 2001/06/01 08:02:09 guus Exp $
+    $Id: subnet.c,v 1.1.2.20 2001/06/05 16:09:55 guus Exp $
 */
 
 #include "config.h"
@@ -244,7 +244,7 @@ cp
                    subnet->net.ipv6.mask.x[7]);
         break;
       default:
-        asprintf(&netstr, _("unknown"));
+        asprintf(&netstr, _("unknown subnet type"));
     }
 cp
   return netstr;

diff --git a/src/tincd.c b/src/tincd.c
index 94f792c..d951224 100644 (file)
--- a/src/tincd.c
+++ b/src/tincd.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: tincd.c,v 1.10.4.46 2001/05/28 08:56:57 guus Exp $
+    $Id: tincd.c,v 1.10.4.47 2001/06/05 16:09:55 guus Exp $
 */
 
 #include "config.h"
@@ -305,10 +305,6 @@ main(int argc, char **argv, char **envp)
   bindtextdomain (PACKAGE, LOCALEDIR);
   textdomain (PACKAGE);
 
-  /* Do some intl stuff right now */
-  
-  unknown = _("unknown");
-
   environment = envp;
   parse_options(argc, argv, envp);