if_ether.h revision 10bd7e846030b1f2b5c4a9180474569870a05da1
15c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 25c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * INET An implementation of the TCP/IP protocol suite for the LINUX 35c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * operating system. INET is implemented using the BSD Socket 45c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * interface as the means of communication with the user level. 55c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 65c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Global definitions for the Ethernet IEEE 802.3 interface. 75c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 85c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Version: @(#)if_ether.h 1.0.1a 02/08/94 95c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> 115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Donald Becker, <becker@super.org> 125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Alan Cox, <alan@redhat.com> 135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Steve Whitehouse, <gw7rrm@eeshack3.swan.ac.uk> 145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This program is free software; you can redistribute it and/or 165c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * modify it under the terms of the GNU General Public License 175c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * as published by the Free Software Foundation; either version 185c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * 2 of the License, or (at your option) any later version. 195c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 205c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 215c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#ifndef _LINUX_IF_ETHER_H 225c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define _LINUX_IF_ETHER_H 235c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 245c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#include <linux/types.h> 255c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 265c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 275c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * IEEE 802.3 Ethernet magic constants. The frame sizes omit the preamble 285c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * and FCS/CRC (frame check sequence). 295c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 3053e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) 315c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_ALEN 6 /* Octets in one ethernet addr */ 325c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_HLEN 14 /* Total octets in header. */ 335c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_ZLEN 60 /* Min. octets in frame sans FCS */ 345c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_DATA_LEN 1500 /* Max. octets in payload */ 3593ac45cfc74041c8ae536ce58a9534d46db2024eTorne (Richard Coles)#define ETH_FRAME_LEN 1514 /* Max. octets in frame sans FCS */ 3653e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_FCS_LEN 4 /* Octets in the FCS */ 3753e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) 3853e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)/* 3953e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) * These are the defined Ethernet Protocol ID's. 4053e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) */ 4153e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) 4253e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_LOOP 0x0060 /* Ethernet Loopback packet */ 4353e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_PUP 0x0200 /* Xerox PUP packet */ 4453e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_PUPAT 0x0201 /* Xerox PUP Addr Trans packet */ 4553e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_IP 0x0800 /* Internet Protocol packet */ 4653e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_X25 0x0805 /* CCITT X.25 */ 47e52495584422c5edb5b2944981473a2e208da323Torne (Richard Coles)#define ETH_P_ARP 0x0806 /* Address Resolution packet */ 48e52495584422c5edb5b2944981473a2e208da323Torne (Richard Coles)#define ETH_P_BPQ 0x08FF /* G8BPQ AX.25 Ethernet Packet [ NOT AN OFFICIALLY REGISTERED ID ] */ 49e52495584422c5edb5b2944981473a2e208da323Torne (Richard Coles)#define ETH_P_IEEEPUP 0x0a00 /* Xerox IEEE802.3 PUP packet */ 5053e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_IEEEPUPAT 0x0a01 /* Xerox IEEE802.3 PUP Addr Trans packet */ 5153e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_DEC 0x6000 /* DEC Assigned proto */ 5253e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_DNA_DL 0x6001 /* DEC DNA Dump/Load */ 535267f701546148b83dfbe1d151cb184385bb5c22Torne (Richard Coles)#define ETH_P_DNA_RC 0x6002 /* DEC DNA Remote Console */ 5453e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_DNA_RT 0x6003 /* DEC DNA Routing */ 5553e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_LAT 0x6004 /* DEC LAT */ 5653e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_DIAG 0x6005 /* DEC Diagnostics */ 5753e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_CUST 0x6006 /* DEC Customer use */ 5853e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_SCA 0x6007 /* DEC Systems Comms Arch */ 5953e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_RARP 0x8035 /* Reverse Addr Res packet */ 6053e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_ATALK 0x809B /* Appletalk DDP */ 6153e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_AARP 0x80F3 /* Appletalk AARP */ 6253e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_8021Q 0x8100 /* 802.1Q VLAN Extended Header */ 6353e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_IPX 0x8137 /* IPX over DIX */ 6453e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_IPV6 0x86DD /* IPv6 over bluebook */ 6553e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_PAUSE 0x8808 /* IEEE Pause frames. See 802.3 31B */ 6653e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_SLOW 0x8809 /* Slow Protocol. See 802.3ad 43B */ 6753e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_WCCP 0x883E /* Web-cache coordination protocol 6853e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles) * defined in draft-wilson-wrec-wccp-v2-00.txt */ 6953e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_PPP_DISC 0x8863 /* PPPoE discovery messages */ 7053e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_PPP_SES 0x8864 /* PPPoE session messages */ 7153e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_MPLS_UC 0x8847 /* MPLS Unicast traffic */ 7253e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_MPLS_MC 0x8848 /* MPLS Multicast traffic */ 7353e740f4a82e17f3ae59772501622dc354e42336Torne (Richard Coles)#define ETH_P_ATMMPOA 0x884c /* MultiProtocol Over ATM */ 745c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_ATMFATE 0x8884 /* Frame-based ATM Transport 755c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * over Ethernet 765c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 775c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_AOE 0x88A2 /* ATA over Ethernet */ 785c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_TIPC 0x88CA /* TIPC */ 795c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 805c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 815c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * Non DIX types. Won't clash for 1500 types. 825c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 835c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 845c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_802_3 0x0001 /* Dummy type for 802.3 frames */ 855c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_AX25 0x0002 /* Dummy protocol id for AX.25 */ 865c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_ALL 0x0003 /* Every packet (be careful!!!) */ 875c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_802_2 0x0004 /* 802.2 frames */ 885c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_SNAP 0x0005 /* Internal only */ 895c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_DDCMP 0x0006 /* DEC DDCMP: Internal only */ 905c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_WAN_PPP 0x0007 /* Dummy type for WAN PPP frames*/ 915c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_PPP_MP 0x0008 /* Dummy type for PPP MP frames */ 925c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_LOCALTALK 0x0009 /* Localtalk pseudo type */ 935c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_CAN 0x000C /* Controller Area Network */ 945c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_PPPTALK 0x0010 /* Dummy type for Atalk over PPP*/ 955c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_TR_802_2 0x0011 /* 802.2 frames */ 965c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_MOBITEX 0x0015 /* Mobitex (kaz@cafe.net) */ 975c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_CONTROL 0x0016 /* Card specific control frames */ 985c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_IRDA 0x0017 /* Linux-IrDA */ 995c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_ECONET 0x0018 /* Acorn Econet */ 1005c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_HDLC 0x0019 /* HDLC frames */ 1015c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#define ETH_P_ARCNET 0x001A /* 1A for ArcNet :-) */ 1025c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1035c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)/* 1045c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) * This is an Ethernet frame header. 1055c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) */ 1065c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1075c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)struct ethhdr { 1085c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ 1095c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) unsigned char h_source[ETH_ALEN]; /* source ether addr */ 1105c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) __be16 h_proto; /* packet type ID field */ 1115c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)} __attribute__((packed)); 1125c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1135c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles) 1145c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)#endif /* _LINUX_IF_ETHER_H */ 1155c87bf8b86a7c82ef50fb7a89697d8e02e2553beTorne (Richard Coles)