text: /*	$NetBSD: ethertypes.h,v 1.2 1997/03/15 18:12:19 is Exp $	*/
  
  /*
   * Copyright (c) 1982, 1986, 1993
   *	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 the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. All advertising materials mentioning features or use of this software
   *    must display the following acknowledgement:
   *	This product includes software developed by the University of
   *	California, Berkeley and its contributors.
   * 4. 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 BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   *
   *	@(#)if_ether.h	8.1 (Berkeley) 6/10/93
   */
  
  /*
   * Ethernet protocol types.
   *
   * According to "assigned numbers", the Ethernet protocol numbers are also
   * used as ARP protocol type numbers.
   *
   * I factor them out here to avoid pulling all the Ethernet header file
   * into the hardware independent ARP code. -is
   */
  
  #ifndef _ETHERTYPE_H_
  #define _ETHERTYPE_H_
  
  #define	ETHERTYPE_PUP		0x0200	/* PUP protocol */
  #define	ETHERTYPE_IP		0x0800	/* IP protocol */
  #define	ETHERTYPE_ARP		0x0806	/* address resolution protocol */
  #define	ETHERTYPE_REVARP	0x8035	/* reverse addr resolution protocol */
  
  /*
   * The ETHERTYPE_NTRAILER packet types starting at ETHERTYPE_TRAIL have
   * (type-ETHERTYPE_TRAIL)*512 bytes of data followed
   * by an ETHER type (as given above) and then the (variable-length) header.
   */
  #define	ETHERTYPE_TRAIL		0x1000		/* Trailer packet */
  #define	ETHERTYPE_NTRAILER	16
  
  #endif /* _ETHERTYPE_H_ */
  