/*
 * Copyright (c) 1993, 1994, 1996
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that: (1) source code distributions
 * retain the above copyright notice and this paragraph in its entirety, (2)
 * distributions including binary code include the above copyright notice and
 * this paragraph in its entirety in the documentation or other materials
 * provided with the distribution, and (3) all advertising materials mentioning
 * features or use of this software display the following acknowledgement:
 * ``This product includes software developed by the University of California,
 * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
 * the University nor the names of its contributors may be used to endorse
 * or promote products derived from this software without specific prior
 * written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 * @(#) $Header: /home/cvs/vlan/vlan/tcpdump-3.4/ethertype.h,v 1.1 1999/10/17 20:01:14 greear Exp $ (LBL)
 */

/* Types missing from some systems */

#ifndef ETHERTYPE_NS
#define ETHERTYPE_NS		0x0600
#endif
#ifndef	ETHERTYPE_SPRITE
#define	ETHERTYPE_SPRITE	0x0500
#endif
#ifndef ETHERTYPE_TRAIL
#define ETHERTYPE_TRAIL		0x1000
#endif
#ifndef	ETHERTYPE_MOPDL
#define	ETHERTYPE_MOPDL		0x6001
#endif
#ifndef	ETHERTYPE_MOPRC
#define	ETHERTYPE_MOPRC		0x6002
#endif
#ifndef	ETHERTYPE_DN
#define	ETHERTYPE_DN		0x6003
#endif
#ifndef	ETHERTYPE_LAT
#define	ETHERTYPE_LAT		0x6004
#endif
#ifndef ETHERTYPE_SCA
#define ETHERTYPE_SCA		0x6007
#endif
#ifndef ETHERTYPE_REVARP
#define ETHERTYPE_REVARP	0x8035
#endif
#ifndef	ETHERTYPE_LANBRIDGE
#define	ETHERTYPE_LANBRIDGE	0x8038
#endif
#ifndef	ETHERTYPE_DECDNS
#define	ETHERTYPE_DECDNS	0x803c
#endif
#ifndef	ETHERTYPE_DECDTS
#define	ETHERTYPE_DECDTS	0x803e
#endif
#ifndef	ETHERTYPE_VEXP
#define	ETHERTYPE_VEXP		0x805b
#endif
#ifndef	ETHERTYPE_VPROD
#define	ETHERTYPE_VPROD		0x805c
#endif
#ifndef ETHERTYPE_ATALK
#define ETHERTYPE_ATALK		0x809b
#endif
#ifndef ETHERTYPE_AARP
#define ETHERTYPE_AARP		0x80f3
#endif
#ifndef	ETHERTYPE_LOOPBACK
#define	ETHERTYPE_LOOPBACK	0x9000
#endif

/* Added for VLANS. --BLG */
#ifndef	ETHERTYPE_VLAN
#define	ETHERTYPE_VLAN	0x8100
#endif


/* HACK:  This should go wherever ether_header is defined, but I fear
 * this is in the kernel-specific include files.  This may need to
 * be commented out at some point, epecially if my VLAN code makes it
 * into the Linux Kernel. --BLG
 */

/* Coppied straight out of include/linux/if_ether.h.  I changed the
 * name of the struct to make sure it won't clash.  
 * TODO:  This all needs some more thinking!! --BLG
 */
#ifndef ETH_ALEN
#define ETH_ALEN 6
#endif

struct vlan_ether_header
{            
   unsigned char        h_dest[ETH_ALEN];       /* destination eth addr */
   unsigned char        h_source[ETH_ALEN];     /* source ether addr    */
   unsigned short       h_vlan_proto;           /* Should always be 0x8100 */
   unsigned short       h_vlan_TCI;      /* Encapsulates priority and VLAN ID */      
   unsigned short       h_vlan_encapsulated_proto; /* packet type ID field (or len) */       
};