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| Rev | Author | Line No. | Line |
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| 422 | giacomo | 1 | /* |
| 2 | * INET An implementation of the TCP/IP protocol suite for the LINUX |
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| 3 | * operating system. INET is implemented using the BSD Socket |
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| 4 | * interface as the means of communication with the user level. |
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| 5 | * |
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| 6 | * Global definitions for the Ethernet IEEE 802.3 interface. |
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| 7 | * |
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| 8 | * Version: @(#)if_ether.h 1.0.1a 02/08/94 |
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| 9 | * |
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| 10 | * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> |
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| 11 | * Donald Becker, <becker@super.org> |
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| 12 | * Alan Cox, <alan@redhat.com> |
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| 13 | * Steve Whitehouse, <gw7rrm@eeshack3.swan.ac.uk> |
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| 14 | * |
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| 15 | * This program is free software; you can redistribute it and/or |
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| 16 | * modify it under the terms of the GNU General Public License |
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| 17 | * as published by the Free Software Foundation; either version |
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| 18 | * 2 of the License, or (at your option) any later version. |
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| 19 | */ |
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| 20 | |||
| 21 | #ifndef _LINUX_IF_ETHER_H |
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| 22 | #define _LINUX_IF_ETHER_H |
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| 23 | |||
| 24 | /* |
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| 25 | * IEEE 802.3 Ethernet magic constants. The frame sizes omit the preamble |
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| 26 | * and FCS/CRC (frame check sequence). |
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| 27 | */ |
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| 28 | |||
| 29 | #define ETH_ALEN 6 /* Octets in one ethernet addr */ |
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| 30 | #define ETH_HLEN 14 /* Total octets in header. */ |
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| 31 | #define ETH_ZLEN 60 /* Min. octets in frame sans FCS */ |
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| 32 | #define ETH_DATA_LEN 1500 /* Max. octets in payload */ |
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| 33 | #define ETH_FRAME_LEN 1514 /* Max. octets in frame sans FCS */ |
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| 34 | |||
| 35 | /* |
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| 36 | * These are the defined Ethernet Protocol ID's. |
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| 37 | */ |
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| 38 | |||
| 39 | #define ETH_P_LOOP 0x0060 /* Ethernet Loopback packet */ |
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| 40 | #define ETH_P_PUP 0x0200 /* Xerox PUP packet */ |
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| 41 | #define ETH_P_PUPAT 0x0201 /* Xerox PUP Addr Trans packet */ |
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| 42 | #define ETH_P_IP 0x0800 /* Internet Protocol packet */ |
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| 43 | #define ETH_P_X25 0x0805 /* CCITT X.25 */ |
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| 44 | #define ETH_P_ARP 0x0806 /* Address Resolution packet */ |
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| 45 | #define ETH_P_BPQ 0x08FF /* G8BPQ AX.25 Ethernet Packet [ NOT AN OFFICIALLY REGISTERED ID ] */ |
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| 46 | #define ETH_P_IEEEPUP 0x0a00 /* Xerox IEEE802.3 PUP packet */ |
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| 47 | #define ETH_P_IEEEPUPAT 0x0a01 /* Xerox IEEE802.3 PUP Addr Trans packet */ |
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| 48 | #define ETH_P_DEC 0x6000 /* DEC Assigned proto */ |
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| 49 | #define ETH_P_DNA_DL 0x6001 /* DEC DNA Dump/Load */ |
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| 50 | #define ETH_P_DNA_RC 0x6002 /* DEC DNA Remote Console */ |
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| 51 | #define ETH_P_DNA_RT 0x6003 /* DEC DNA Routing */ |
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| 52 | #define ETH_P_LAT 0x6004 /* DEC LAT */ |
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| 53 | #define ETH_P_DIAG 0x6005 /* DEC Diagnostics */ |
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| 54 | #define ETH_P_CUST 0x6006 /* DEC Customer use */ |
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| 55 | #define ETH_P_SCA 0x6007 /* DEC Systems Comms Arch */ |
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| 56 | #define ETH_P_RARP 0x8035 /* Reverse Addr Res packet */ |
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| 57 | #define ETH_P_ATALK 0x809B /* Appletalk DDP */ |
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| 58 | #define ETH_P_AARP 0x80F3 /* Appletalk AARP */ |
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| 59 | #define ETH_P_8021Q 0x8100 /* 802.1Q VLAN Extended Header */ |
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| 60 | #define ETH_P_IPX 0x8137 /* IPX over DIX */ |
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| 61 | #define ETH_P_IPV6 0x86DD /* IPv6 over bluebook */ |
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| 62 | #define ETH_P_PPP_DISC 0x8863 /* PPPoE discovery messages */ |
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| 63 | #define ETH_P_PPP_SES 0x8864 /* PPPoE session messages */ |
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| 64 | #define ETH_P_MPLS_UC 0x8847 /* MPLS Unicast traffic */ |
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| 65 | #define ETH_P_MPLS_MC 0x8848 /* MPLS Multicast traffic */ |
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| 66 | #define ETH_P_ATMMPOA 0x884c /* MultiProtocol Over ATM */ |
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| 67 | #define ETH_P_ATMFATE 0x8884 /* Frame-based ATM Transport |
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| 68 | * over Ethernet |
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| 69 | */ |
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| 70 | #define ETH_P_EDP2 0x88A2 /* Coraid EDP2 */ |
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| 71 | |||
| 72 | /* |
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| 73 | * Non DIX types. Won't clash for 1500 types. |
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| 74 | */ |
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| 75 | |||
| 76 | #define ETH_P_802_3 0x0001 /* Dummy type for 802.3 frames */ |
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| 77 | #define ETH_P_AX25 0x0002 /* Dummy protocol id for AX.25 */ |
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| 78 | #define ETH_P_ALL 0x0003 /* Every packet (be careful!!!) */ |
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| 79 | #define ETH_P_802_2 0x0004 /* 802.2 frames */ |
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| 80 | #define ETH_P_SNAP 0x0005 /* Internal only */ |
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| 81 | #define ETH_P_DDCMP 0x0006 /* DEC DDCMP: Internal only */ |
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| 82 | #define ETH_P_WAN_PPP 0x0007 /* Dummy type for WAN PPP frames*/ |
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| 83 | #define ETH_P_PPP_MP 0x0008 /* Dummy type for PPP MP frames */ |
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| 84 | #define ETH_P_LOCALTALK 0x0009 /* Localtalk pseudo type */ |
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| 85 | #define ETH_P_PPPTALK 0x0010 /* Dummy type for Atalk over PPP*/ |
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| 86 | #define ETH_P_TR_802_2 0x0011 /* 802.2 frames */ |
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| 87 | #define ETH_P_MOBITEX 0x0015 /* Mobitex (kaz@cafe.net) */ |
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| 88 | #define ETH_P_CONTROL 0x0016 /* Card specific control frames */ |
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| 89 | #define ETH_P_IRDA 0x0017 /* Linux-IrDA */ |
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| 90 | #define ETH_P_ECONET 0x0018 /* Acorn Econet */ |
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| 91 | #define ETH_P_HDLC 0x0019 /* HDLC frames */ |
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| 92 | |||
| 93 | /* |
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| 94 | * This is an Ethernet frame header. |
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| 95 | */ |
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| 96 | |||
| 97 | struct ethhdr |
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| 98 | { |
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| 99 | unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ |
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| 100 | unsigned char h_source[ETH_ALEN]; /* source ether addr */ |
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| 101 | unsigned short h_proto; /* packet type ID field */ |
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| 102 | } __attribute__((packed)); |
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| 103 | |||
| 104 | #endif /* _LINUX_IF_ETHER_H */ |