Packets: BUGFIX: Remove DataPacket from Ip registry

[senf.git] / Packets / DefaultBundle / EthernetPacket.cc

diff --git a/Packets/DefaultBundle/EthernetPacket.cc b/Packets/DefaultBundle/EthernetPacket.cc
index 04cac5b..9926efc 100644 (file)
--- a/Packets/DefaultBundle/EthernetPacket.cc
+++ b/Packets/DefaultBundle/EthernetPacket.cc
@@ -1,9 +1,9 @@
 // $Id$
 //
 // Copyright (C) 2006
-// Fraunhofer Institut fuer offene Kommunikationssysteme (FOKUS)
-// Kompetenzzentrum fuer Satelitenkommunikation (SatCom)
-//     Stefan Bund <stefan.bund@fokus.fraunhofer.de>
+// Fraunhofer Institute for Open Communication Systems (FOKUS) 
+// Competence Center NETwork research (NET), St. Augustin, GERMANY 
+//     Stefan Bund <g0dil@berlios.de>
 //
 // 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
@@ -72,14 +72,13 @@ prefix_ senf::PacketInterpreterBase::factory_t senf::EthernetPacketType::nextPac
 
 prefix_ void senf::EthernetPacketType::finalize(packet p)
 {
-    optional_registry_key_t k = key(p.next());
+    optional_registry_key_t k = key(p.next(nothrow));
     if (k)
         p->type_length() << k;
     else
         if (p.next().is<LlcSnapPacket>())
             p->type_length() << p.next().data().size();
-        else
-            p->type_length() << 0;
+    // Do NOT reset type_length if the type is not known ... doing this will destroy read packets
 }
 
 prefix_ void senf::EthVLanPacketType::dump(packet p, std::ostream & os)
@@ -95,7 +94,7 @@ prefix_ void senf::EthVLanPacketType::dump(packet p, std::ostream & os)
 
 prefix_ void senf::EthVLanPacketType::finalize(packet p)
 {
-    p->type() << key(p.next());
+    p->type() << key(p.next(nothrow));
 }