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/*
* $Copyright Open Broadcom Corporation$
*
* Fundamental constants relating to 802.3
*
* $Id: 802.3.h 417942 2013-08-13 07:53:57Z $
*/
#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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