if_ether.h revision 9351fec72d2bb4e7501c12949855ab252b037bce
110bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger/* 210bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * INET An implementation of the TCP/IP protocol suite for the LINUX 310bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * operating system. INET is implemented using the BSD Socket 410bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * interface as the means of communication with the user level. 510bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * 610bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * Global definitions for the Ethernet IEEE 802.3 interface. 710bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * 810bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * Version: @(#)if_ether.h 1.0.1a 02/08/94 910bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * 1010bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> 1110bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * Donald Becker, <becker@super.org> 1205bfd165958d1859275b0158fedcb00cea58ad0dStephen Hemminger * Alan Cox, <alan@lxorguk.ukuu.org.uk> 1310bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * Steve Whitehouse, <gw7rrm@eeshack3.swan.ac.uk> 1410bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * 1510bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * This program is free software; you can redistribute it and/or 1610bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * modify it under the terms of the GNU General Public License 1710bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * as published by the Free Software Foundation; either version 1810bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * 2 of the License, or (at your option) any later version. 1910bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger */ 20c40bba6922b470c0fd0c7a7b8b09584527c468e9Stephen Hemminger 2110bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#ifndef _LINUX_IF_ETHER_H 2210bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define _LINUX_IF_ETHER_H 2310bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger 2410bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#include <linux/types.h> 2510bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger 2610bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger/* 2710bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * IEEE 802.3 Ethernet magic constants. The frame sizes omit the preamble 28c40bba6922b470c0fd0c7a7b8b09584527c468e9Stephen Hemminger * and FCS/CRC (frame check sequence). 2910bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger */ 3010bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger 3110bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_ALEN 6 /* Octets in one ethernet addr */ 3210bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_HLEN 14 /* Total octets in header. */ 3310bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_ZLEN 60 /* Min. octets in frame sans FCS */ 3410bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_DATA_LEN 1500 /* Max. octets in payload */ 3510bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_FRAME_LEN 1514 /* Max. octets in frame sans FCS */ 3610bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_FCS_LEN 4 /* Octets in the FCS */ 3710bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger 3810bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger/* 3910bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * These are the defined Ethernet Protocol ID's. 4010bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger */ 4110bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger 4210bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_LOOP 0x0060 /* Ethernet Loopback packet */ 4310bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_PUP 0x0200 /* Xerox PUP packet */ 4410bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_PUPAT 0x0201 /* Xerox PUP Addr Trans packet */ 4510bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_IP 0x0800 /* Internet Protocol packet */ 4610bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_X25 0x0805 /* CCITT X.25 */ 4710bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_ARP 0x0806 /* Address Resolution packet */ 4810bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_BPQ 0x08FF /* G8BPQ AX.25 Ethernet Packet [ NOT AN OFFICIALLY REGISTERED ID ] */ 4910bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_IEEEPUP 0x0a00 /* Xerox IEEE802.3 PUP packet */ 5010bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_IEEEPUPAT 0x0a01 /* Xerox IEEE802.3 PUP Addr Trans packet */ 5110bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_DEC 0x6000 /* DEC Assigned proto */ 5210bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_DNA_DL 0x6001 /* DEC DNA Dump/Load */ 5310bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_DNA_RC 0x6002 /* DEC DNA Remote Console */ 5410bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_DNA_RT 0x6003 /* DEC DNA Routing */ 5510bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_LAT 0x6004 /* DEC LAT */ 5610bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_DIAG 0x6005 /* DEC Diagnostics */ 5710bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_CUST 0x6006 /* DEC Customer use */ 5810bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_SCA 0x6007 /* DEC Systems Comms Arch */ 5905bfd165958d1859275b0158fedcb00cea58ad0dStephen Hemminger#define ETH_P_TEB 0x6558 /* Trans Ether Bridging */ 6010bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_RARP 0x8035 /* Reverse Addr Res packet */ 6110bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_ATALK 0x809B /* Appletalk DDP */ 6210bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_AARP 0x80F3 /* Appletalk AARP */ 6310bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_8021Q 0x8100 /* 802.1Q VLAN Extended Header */ 6410bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_IPX 0x8137 /* IPX over DIX */ 6510bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_IPV6 0x86DD /* IPv6 over bluebook */ 6610bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_PAUSE 0x8808 /* IEEE Pause frames. See 802.3 31B */ 6710bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_SLOW 0x8809 /* Slow Protocol. See 802.3ad 43B */ 6810bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_WCCP 0x883E /* Web-cache coordination protocol 6910bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * defined in draft-wilson-wrec-wccp-v2-00.txt */ 7010bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_PPP_DISC 0x8863 /* PPPoE discovery messages */ 7110bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_PPP_SES 0x8864 /* PPPoE session messages */ 7210bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_MPLS_UC 0x8847 /* MPLS Unicast traffic */ 7310bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_MPLS_MC 0x8848 /* MPLS Multicast traffic */ 7410bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_ATMMPOA 0x884c /* MultiProtocol Over ATM */ 759351fec72d2bb4e7501c12949855ab252b037bceStephen Hemminger#define ETH_P_LINK_CTL 0x886c /* HPNA, wlan link local tunnel */ 7610bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_ATMFATE 0x8884 /* Frame-based ATM Transport 7710bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * over Ethernet 7810bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger */ 7905bfd165958d1859275b0158fedcb00cea58ad0dStephen Hemminger#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ 8010bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_AOE 0x88A2 /* ATA over Ethernet */ 8110bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_TIPC 0x88CA /* TIPC */ 82c40bba6922b470c0fd0c7a7b8b09584527c468e9Stephen Hemminger#define ETH_P_1588 0x88F7 /* IEEE 1588 Timesync */ 83c40bba6922b470c0fd0c7a7b8b09584527c468e9Stephen Hemminger#define ETH_P_FCOE 0x8906 /* Fibre Channel over Ethernet */ 84c40bba6922b470c0fd0c7a7b8b09584527c468e9Stephen Hemminger#define ETH_P_FIP 0x8914 /* FCoE Initialization Protocol */ 8505bfd165958d1859275b0158fedcb00cea58ad0dStephen Hemminger#define ETH_P_EDSA 0xDADA /* Ethertype DSA [ NOT AN OFFICIALLY REGISTERED ID ] */ 8610bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger 8710bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger/* 8810bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * Non DIX types. Won't clash for 1500 types. 8910bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger */ 90c40bba6922b470c0fd0c7a7b8b09584527c468e9Stephen Hemminger 9110bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_802_3 0x0001 /* Dummy type for 802.3 frames */ 9210bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_AX25 0x0002 /* Dummy protocol id for AX.25 */ 9310bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_ALL 0x0003 /* Every packet (be careful!!!) */ 9410bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_802_2 0x0004 /* 802.2 frames */ 9510bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_SNAP 0x0005 /* Internal only */ 9610bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_DDCMP 0x0006 /* DEC DDCMP: Internal only */ 9710bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_WAN_PPP 0x0007 /* Dummy type for WAN PPP frames*/ 9810bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_PPP_MP 0x0008 /* Dummy type for PPP MP frames */ 9910bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_LOCALTALK 0x0009 /* Localtalk pseudo type */ 10010bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_CAN 0x000C /* Controller Area Network */ 10110bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_PPPTALK 0x0010 /* Dummy type for Atalk over PPP*/ 10210bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_TR_802_2 0x0011 /* 802.2 frames */ 10310bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_MOBITEX 0x0015 /* Mobitex (kaz@cafe.net) */ 10410bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_CONTROL 0x0016 /* Card specific control frames */ 10510bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_IRDA 0x0017 /* Linux-IrDA */ 10610bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_ECONET 0x0018 /* Acorn Econet */ 10710bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_HDLC 0x0019 /* HDLC frames */ 10810bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#define ETH_P_ARCNET 0x001A /* 1A for ArcNet :-) */ 10905bfd165958d1859275b0158fedcb00cea58ad0dStephen Hemminger#define ETH_P_DSA 0x001B /* Distributed Switch Arch. */ 11005bfd165958d1859275b0158fedcb00cea58ad0dStephen Hemminger#define ETH_P_TRAILER 0x001C /* Trailer switch tagging */ 11105bfd165958d1859275b0158fedcb00cea58ad0dStephen Hemminger#define ETH_P_PHONET 0x00F5 /* Nokia Phonet frames */ 112c40bba6922b470c0fd0c7a7b8b09584527c468e9Stephen Hemminger#define ETH_P_IEEE802154 0x00F6 /* IEEE802.15.4 frame */ 113b4397f580e6eb3f20e8c433833be20283b44a3bcStephen Hemminger#define ETH_P_CAIF 0x00F7 /* ST-Ericsson CAIF protocol */ 11410bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger 11510bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger/* 11610bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger * This is an Ethernet frame header. 11710bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger */ 118c40bba6922b470c0fd0c7a7b8b09584527c468e9Stephen Hemminger 11910bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemmingerstruct ethhdr { 12010bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ 12110bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger unsigned char h_source[ETH_ALEN]; /* source ether addr */ 12210bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger __be16 h_proto; /* packet type ID field */ 1233f5c1a01e6bc15593635705aa0b19dcac965be26Stephen Hemminger} __attribute__((packed)); 12410bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger 12510bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger 12610bd7e846030b1f2b5c4a9180474569870a05da1Stephen Hemminger#endif /* _LINUX_IF_ETHER_H */ 127