[GNUnet-SVN] r11462 - gnunet/src/transport

[gnunet]

Author: grothoff
Date: 2010-05-21 09:57:48 +0200 (Fri, 21 May 2010)
New Revision: 11462

Modified:
   gnunet/src/transport/plugin_transport_tcp.c
Log:
do not use link local addresses

Modified: gnunet/src/transport/plugin_transport_tcp.c
===================================================================
--- gnunet/src/transport/plugin_transport_tcp.c 2010-05-21 07:44:16 UTC (rev 
11461)
+++ gnunet/src/transport/plugin_transport_tcp.c 2010-05-21 07:57:48 UTC (rev 
11462)
@@ -1174,6 +1174,11 @@
   else
     {
       v6 = (struct IPv6TcpAddress *) addr;
+      if (IN6_IS_ADDR_LINKLOCAL (v6->ipv6_addr))
+       {
+         GNUNET_break_op (0);
+         return GNUNET_SYSERR;
+       }
       v6->t6_port = htons (check_port (plugin, ntohs (v6->t6_port)));
     }
   return GNUNET_OK;
@@ -1444,6 +1449,11 @@
     }
   else if (af == AF_INET6)
     {
+      if (IN6_IS_ADDR_LINKLOCAL (((struct sockaddr_in6 *) 
addr)->sin6_addr.s6_addr))
+       {
+         /* skip link local addresses */
+         return GNUNET_OK;
+       }
       memcpy (t6.ipv6_addr,
              ((struct sockaddr_in6 *) addr)->sin6_addr.s6_addr,
              16);