| /* |
| * Copyright (C) 1999-2013, Broadcom Corporation |
| * |
| * Permission to use, copy, modify, and/or distribute this software for any |
| * purpose with or without fee is hereby granted, provided that the above |
| * copyright notice and this permission notice appear in all copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| * |
| * Fundamental constants relating to 802.3 |
| * |
| * $Id: 802.3.h 382882 2013-02-04 23:24:31Z $ |
| */ |
| |
| #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_ */ |
