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[oweals/gnunet.git] / src / transport / plugin_transport_udp_broadcasting.c

diff --git a/src/transport/plugin_transport_udp_broadcasting.c b/src/transport/plugin_transport_udp_broadcasting.c
index 669ebdb01ad27e41c53f90fa6342371e3a140295..9ed1bff65a155b80ff69f959e3ce20d4ae2bea6c 100644 (file)
--- a/src/transport/plugin_transport_udp_broadcasting.c
+++ b/src/transport/plugin_transport_udp_broadcasting.c
@@ -216,7 +216,7 @@ broadcast_ipv4_mst_cb (void *cls, void *client,
 
 void
 udp_broadcast_receive (struct Plugin *plugin,
-                       const char * buf,
+                       const char *buf,
                        ssize_t size,
                        const struct sockaddr *addr,
                        size_t addrlen)
@@ -473,6 +473,7 @@ iface_proc (void *cls,
 {
   struct Plugin *plugin = cls;
   struct BroadcastAddress *ba;
+  struct GNUNET_ATS_Information network;
 
   if (NULL == addr)
     return GNUNET_OK;
@@ -487,11 +488,19 @@ iface_proc (void *cls,
   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "netmask %s for interface %s %p\n ",
               GNUNET_a2s (netmask, addrlen), name, netmask);
 
+  network = plugin->env->get_address_type (plugin->env->cls, broadcast_addr, addrlen);
+  if (GNUNET_ATS_NET_LOOPBACK == ntohl(network.value))
+  {
+    /* Broadcasting on loopback does not make sense */
+    return GNUNET_YES;
+  }
+
   ba = GNUNET_new (struct BroadcastAddress);
   ba->plugin = plugin;
   ba->addr = GNUNET_malloc (addrlen);
   memcpy (ba->addr, broadcast_addr, addrlen);
   ba->addrlen = addrlen;
+
   if ( (GNUNET_YES == plugin->enable_ipv4) &&
        (NULL != plugin->sockv4) &&
        (addrlen == sizeof (struct sockaddr_in)) )
@@ -665,7 +674,7 @@ stop_broadcast (struct Plugin *plugin)
             (plugin->sockv6, IPPROTO_IPV6, IPV6_LEAVE_GROUP,
              &multicastRequest, sizeof (multicastRequest)))
         {
-          GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, setsockopt);
+          GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "setsockopt");
         }
         else
         {