--- a/src/internet-stack/ipv4-raw-socket-factory-impl.h	Wed Sep 16 15:27:54 2009 +0100
+++ b/src/internet-stack/ipv4-raw-socket-factory-impl.h	Wed Sep 16 18:56:29 2009 +0200
@@ -1,3 +1,23 @@
+/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2008 INRIA
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
+ */
+
 #ifndef IPV4_RAW_SOCKET_FACTORY_IMPL_H
 #define IPV4_RAW_SOCKET_FACTORY_IMPL_H