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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note *//* * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket * interface as the means of communication with the user level. * * Global definitions for the Ethernet IEEE 802.3 interface. * * Version: @(#)if_ether.h 1.0.1a 02/08/94 * * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> * Donald Becker, <becker@super.org> * Alan Cox, <alan@lxorguk.ukuu.org.uk> * Steve Whitehouse, <gw7rrm@eeshack3.swan.ac.uk> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */
#ifndef _UAPI_LINUX_IF_ETHER_H#define _UAPI_LINUX_IF_ETHER_H
#include <linux/types.h>
/* * IEEE 802.3 Ethernet magic constants. The frame sizes omit the preamble * and FCS/CRC (frame check sequence). */
#define ETH_ALEN 6 /* Octets in one ethernet addr */#define ETH_TLEN 2 /* Octets in ethernet type field */#define ETH_HLEN 14 /* Total octets in header. */#define ETH_ZLEN 60 /* Min. octets in frame sans FCS */#define ETH_DATA_LEN 1500 /* Max. octets in payload */#define ETH_FRAME_LEN 1514 /* Max. octets in frame sans FCS */#define ETH_FCS_LEN 4 /* Octets in the FCS */
#define ETH_MIN_MTU 68 /* Min IPv4 MTU per RFC791 */#define ETH_MAX_MTU 0xFFFFU /* 65535, same as IP_MAX_MTU */
/* * These are the defined Ethernet Protocol ID's. */
#define ETH_P_LOOP 0x0060 /* Ethernet Loopback packet */#define ETH_P_PUP 0x0200 /* Xerox PUP packet */#define ETH_P_PUPAT 0x0201 /* Xerox PUP Addr Trans packet */#define ETH_P_TSN 0x22F0 /* TSN (IEEE 1722) packet */#define ETH_P_ERSPAN2 0x22EB /* ERSPAN version 2 (type III) */#define ETH_P_IP 0x0800 /* Internet Protocol packet */#define ETH_P_X25 0x0805 /* CCITT X.25 */#define ETH_P_ARP 0x0806 /* Address Resolution packet */#define ETH_P_BPQ 0x08FF /* G8BPQ AX.25 Ethernet Packet [ NOT AN OFFICIALLY REGISTERED ID ] */#define ETH_P_IEEEPUP 0x0a00 /* Xerox IEEE802.3 PUP packet */#define ETH_P_IEEEPUPAT 0x0a01 /* Xerox IEEE802.3 PUP Addr Trans packet */#define ETH_P_BATMAN 0x4305 /* B.A.T.M.A.N.-Advanced packet [ NOT AN OFFICIALLY REGISTERED ID ] */#define ETH_P_DEC 0x6000 /* DEC Assigned proto */#define ETH_P_DNA_DL 0x6001 /* DEC DNA Dump/Load */#define ETH_P_DNA_RC 0x6002 /* DEC DNA Remote Console */#define ETH_P_DNA_RT 0x6003 /* DEC DNA Routing */#define ETH_P_LAT 0x6004 /* DEC LAT */#define ETH_P_DIAG 0x6005 /* DEC Diagnostics */#define ETH_P_CUST 0x6006 /* DEC Customer use */#define ETH_P_SCA 0x6007 /* DEC Systems Comms Arch */#define ETH_P_TEB 0x6558 /* Trans Ether Bridging */#define ETH_P_RARP 0x8035 /* Reverse Addr Res packet */#define ETH_P_ATALK 0x809B /* Appletalk DDP */#define ETH_P_AARP 0x80F3 /* Appletalk AARP */#define ETH_P_8021Q 0x8100 /* 802.1Q VLAN Extended Header */#define ETH_P_ERSPAN 0x88BE /* ERSPAN type II */#define ETH_P_IPX 0x8137 /* IPX over DIX */#define ETH_P_IPV6 0x86DD /* IPv6 over bluebook */#define ETH_P_PAUSE 0x8808 /* IEEE Pause frames. See 802.3 31B */#define ETH_P_SLOW 0x8809 /* Slow Protocol. See 802.3ad 43B */#define ETH_P_WCCP 0x883E /* Web-cache coordination protocol * defined in draft-wilson-wrec-wccp-v2-00.txt */#define ETH_P_MPLS_UC 0x8847 /* MPLS Unicast traffic */#define ETH_P_MPLS_MC 0x8848 /* MPLS Multicast traffic */#define ETH_P_ATMMPOA 0x884c /* MultiProtocol Over ATM */#define ETH_P_PPP_DISC 0x8863 /* PPPoE discovery messages */#define ETH_P_PPP_SES 0x8864 /* PPPoE session messages */#define ETH_P_LINK_CTL 0x886c /* HPNA, wlan link local tunnel */#define ETH_P_8021AC 0x8870 /* 802.1AC LLC > 1500 bytes */#define ETH_P_ATMFATE 0x8884 /* Frame-based ATM Transport * over Ethernet */#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */#define ETH_P_PROFINET 0x8892 /* PROFINET */#define ETH_P_REALTEK 0x8899 /* Multiple proprietary protocols */#define ETH_P_AOE 0x88A2 /* ATA over Ethernet */#define ETH_P_ETHERCAT 0x88A4 /* EtherCAT */#define ETH_P_8021AD 0x88A8 /* 802.1ad Service VLAN */#define ETH_P_802_EX1 0x88B5 /* 802.1 Local Experimental 1. */#define ETH_P_MXLGSW 0x88C3 /* Infineon Technologies Corporate Research ST * Used by MaxLinear GSW DSA */#define ETH_P_PREAUTH 0x88C7 /* 802.11 Preauthentication */#define ETH_P_TIPC 0x88CA /* TIPC */#define ETH_P_LLDP 0x88CC /* Link Layer Discovery Protocol */#define ETH_P_MRP 0x88E3 /* Media Redundancy Protocol */#define ETH_P_MACSEC 0x88E5 /* 802.1ae MACsec */#define ETH_P_8021AH 0x88E7 /* 802.1ah Backbone Service Tag */#define ETH_P_MVRP 0x88F5 /* 802.1Q MVRP */#define ETH_P_1588 0x88F7 /* IEEE 1588 Timesync */#define ETH_P_NCSI 0x88F8 /* NCSI protocol */#define ETH_P_PRP 0x88FB /* IEC 62439-3 PRP/HSRv0 */#define ETH_P_CFM 0x8902 /* Connectivity Fault Management */#define ETH_P_FCOE 0x8906 /* Fibre Channel over Ethernet */#define ETH_P_IBOE 0x8915 /* Infiniband over Ethernet */#define ETH_P_TDLS 0x890D /* TDLS */#define ETH_P_FIP 0x8914 /* FCoE Initialization Protocol */#define ETH_P_80221 0x8917 /* IEEE 802.21 Media Independent Handover Protocol */#define ETH_P_HSR 0x892F /* IEC 62439-3 HSRv1 */#define ETH_P_NSH 0x894F /* Network Service Header */#define ETH_P_LOOPBACK 0x9000 /* Ethernet loopback packet, per IEEE 802.3 */#define ETH_P_QINQ1 0x9100 /* deprecated QinQ VLAN [ NOT AN OFFICIALLY REGISTERED ID ] */#define ETH_P_QINQ2 0x9200 /* deprecated QinQ VLAN [ NOT AN OFFICIALLY REGISTERED ID ] */#define ETH_P_QINQ3 0x9300 /* deprecated QinQ VLAN [ NOT AN OFFICIALLY REGISTERED ID ] */#define ETH_P_YT921X 0x9988 /* Motorcomm YT921x DSA [ NOT AN OFFICIALLY REGISTERED ID ] */#define ETH_P_EDSA 0xDADA /* Ethertype DSA [ NOT AN OFFICIALLY REGISTERED ID ] */#define ETH_P_DSA_8021Q 0xDADB /* Fake VLAN Header for DSA [ NOT AN OFFICIALLY REGISTERED ID ] */#define ETH_P_DSA_A5PSW 0xE001 /* A5PSW Tag Value [ NOT AN OFFICIALLY REGISTERED ID ] */#define ETH_P_IFE 0xED3E /* ForCES inter-FE LFB type */#define ETH_P_AF_IUCV 0xFBFB /* IBM af_iucv [ NOT AN OFFICIALLY REGISTERED ID ] */#define ETH_P_NXP_NETC 0xFD3A /* NXP NETC DSA [ NOT AN OFFICIALLY REGISTERED ID ] */
#define ETH_P_802_3_MIN 0x0600 /* If the value in the ethernet type is more than this value * then the frame is Ethernet II. Else it is 802.3 */
/* * Non DIX types. Won't clash for 1500 types. */
#define ETH_P_802_3 0x0001 /* Dummy type for 802.3 frames */#define ETH_P_AX25 0x0002 /* Dummy protocol id for AX.25 */#define ETH_P_ALL 0x0003 /* Every packet (be careful!!!) */#define ETH_P_802_2 0x0004 /* 802.2 frames */#define ETH_P_SNAP 0x0005 /* Internal only */#define ETH_P_DDCMP 0x0006 /* DEC DDCMP: Internal only */#define ETH_P_WAN_PPP 0x0007 /* Dummy type for WAN PPP frames*/#define ETH_P_PPP_MP 0x0008 /* Dummy type for PPP MP frames */#define ETH_P_LOCALTALK 0x0009 /* Localtalk pseudo type */#define ETH_P_CAN 0x000C /* CAN: Controller Area Network */#define ETH_P_CANFD 0x000D /* CANFD: CAN flexible data rate*/#define ETH_P_CANXL 0x000E /* CANXL: eXtended frame Length */#define ETH_P_PPPTALK 0x0010 /* Dummy type for Atalk over PPP*/#define ETH_P_TR_802_2 0x0011 /* 802.2 frames */#define ETH_P_MOBITEX 0x0015 /* Mobitex (kaz@cafe.net) */#define ETH_P_CONTROL 0x0016 /* Card specific control frames */#define ETH_P_IRDA 0x0017 /* Linux-IrDA */#define ETH_P_ECONET 0x0018 /* Acorn Econet */#define ETH_P_HDLC 0x0019 /* HDLC frames */#define ETH_P_ARCNET 0x001A /* 1A for ArcNet :-) */#define ETH_P_DSA 0x001B /* Distributed Switch Arch. */#define ETH_P_TRAILER 0x001C /* Trailer switch tagging */#define ETH_P_PHONET 0x00F5 /* Nokia Phonet frames */#define ETH_P_IEEE802154 0x00F6 /* IEEE802.15.4 frame */#define ETH_P_CAIF 0x00F7 /* ST-Ericsson CAIF protocol */#define ETH_P_XDSA 0x00F8 /* Multiplexed DSA protocol */#define ETH_P_MAP 0x00F9 /* Qualcomm multiplexing and * aggregation protocol */#define ETH_P_MCTP 0x00FA /* Management component transport * protocol packets */#define ETH_P_GRE_OSI 0x00FE /* GRE tunnels: LLC "fe fe 03" analog, * used primarily for IS-IS over GRE * WARNING: not internal, used on wire! */
/* * This is an Ethernet frame header. */
/* allow libcs like musl to deactivate this, glibc does not implement this. */#ifndef __UAPI_DEF_ETHHDR#define __UAPI_DEF_ETHHDR 1#endif
#if __UAPI_DEF_ETHHDRstruct ethhdr { unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ unsigned char h_source[ETH_ALEN]; /* source ether addr */ __be16 h_proto; /* packet type ID field */} __attribute__((packed));#endif
#endif /* _UAPI_LINUX_IF_ETHER_H */