Source to bsd/net/etherdefs.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/* 
 * Mach Operating System
 * Copyright (c) 1987 Carnegie-Mellon University
 * All rights reserved.  The CMU software License Agreement specifies
 * the terms and conditions for use and redistribution.
 */

/*
 * Copyright (c) 1982, 1986 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that this notice is preserved and that due credit is given
 * to the University of California at Berkeley. The name of the University
 * may not be used to endorse or promote products derived from this
 * software without specific prior written permission. This software
 * is provided ``as is'' without express or implied warranty.
 *
 * HISTORY
 * 11-Jul-93  Mac Gillon (mgillon) at NeXT
 *	Integrated MULTICAST support
 *
 * 09-Apr-90  Bradley Taylor (btaylor) at NeXT, Inc.
 *	Created. Originally part of <netinet/if_ether.h>.
 */
#ifndef _ETHERDEFS_
#define _ETHERDEFS_

#include	<netinet/if_ether.h>
/*
 * Ethernet address - 6 octets
 */
#define NUM_EN_ADDR_BYTES	6


typedef struct ether_addr enet_addr_t;

typedef struct ether_header ether_header_t;

#define IFTYPE_ETHERNET "10MB Ethernet"

#define ETHERHDRSIZE	14
#define ETHERMAXPACKET	(ETHERHDRSIZE + ETHERMTU)
#define ETHERMINPACKET	64
#define ETHERCRC	4

/*
 * Byte and bit in an enet_addr_t defining individual/group destination.
 */
#define EA_GROUP_BYTE	0
#define EA_GROUP_BIT	0x01


#endif /* _ETHERDEFS_ */