--- gvpe/src/device.h	2003/10/16 02:41:21	1.11
+++ gvpe/src/device.h	2005/03/03 16:54:34	1.17
@@ -1,8 +1,10 @@
 /*
     device.h -- generic header for device.c
-    Copyright (C) 2003 Marc Lehmann <pcg@goof.com>
+    Copyright (C) 2003-2005 Marc Lehmann <gvpe@schmorp.de>
  
-    This program is free software; you can redistribute it and/or modify
+    This file is part of GVPE.
+
+    GVPE is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2 of the License, or
     (at your option) any later version.
@@ -13,7 +15,7 @@
     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
+    along with gvpe; if not, write to the Free Software
     Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
 
@@ -25,11 +27,13 @@
 #include "gettext.h"
 
 #include "global.h"
+#include "util.h"
 
 struct net_packet {
   u32 len; // actually u16, but padding...
 
   u8 &operator[] (u16 offset) const;
+  u8 *at (u16 offset) const;
 
   void unshift_hdr (u16 hdrsize)
     {
@@ -87,7 +91,11 @@
   return ((data_packet *)this)->data_[offset];
 }
 
-typedef u8 mac[6];
+inline 
+u8 *net_packet::at (u16 offset) const
+{
+  return &((*this)[offset]);
+}
 
 struct tap_packet : net_packet {
   mac dst;