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/*
* Copyright (C) 1999-2014, Broadcom Corporation
*
* Unless you and Broadcom execute a separate written software license
* agreement governing use of this software, this software is licensed to you
* under the terms of the GNU General Public License version 2 (the "GPL"),
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
* following added to such license:
*
* As a special exception, the copyright holders of this software give you
* permission to link this software with independent modules, and to copy and
* distribute the resulting executable under terms of your choice, provided that
* you also meet, for each linked independent module, the terms and conditions of
* the license of that module. An independent module is a module which is not
* derived from this software. The special exception does not apply to any
* modifications of the software.
*
* Notwithstanding the above, under no circumstances may you combine this
* software in any way with any other Broadcom software provided under a license
* other than the GPL, without Broadcom's express prior written consent.
*
* Fundamental constants relating to 802.3
*
* $Id: 802.3.h 417943 2013-08-13 07:54:04Z $
*/
#ifndef _802_3_h_
#define _802_3_h_
/* This marks the start of a packed structure section. */
#include <packed_section_start.h>
#define SNAP_HDR_LEN 6 /* 802.3 SNAP header length */
#define DOT3_OUI_LEN 3 /* 802.3 oui length */
BWL_PRE_PACKED_STRUCT struct dot3_mac_llc_snap_header {
uint8 ether_dhost[ETHER_ADDR_LEN]; /* dest mac */
uint8 ether_shost[ETHER_ADDR_LEN]; /* src mac */
uint16 length; /* frame length incl header */
uint8 dsap; /* always 0xAA */
uint8 ssap; /* always 0xAA */
uint8 ctl; /* always 0x03 */
uint8 oui[DOT3_OUI_LEN]; /* RFC1042: 0x00 0x00 0x00
* Bridge-Tunnel: 0x00 0x00 0xF8
*/
uint16 type; /* ethertype */
} BWL_POST_PACKED_STRUCT;
/* This marks the end of a packed structure section. */
#include <packed_section_end.h>
#endif /* #ifndef _802_3_h_ */
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