| Bin Meng | 2240d76 | 2018-07-31 02:55:21 -0700 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ |
| 2 | /* |
| 3 | * INET An implementation of the TCP/IP protocol suite for the LINUX |
| 4 | * operating system. INET is implemented using the BSD Socket |
| 5 | * interface as the means of communication with the user level. |
| 6 | * |
| 7 | * Global definitions for the Ethernet IEEE 802.3 interface. |
| 8 | * |
| 9 | * Version: @(#)if_ether.h 1.0.1a 02/08/94 |
| 10 | * |
| 11 | * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> |
| 12 | * Donald Becker, <becker@super.org> |
| 13 | * Alan Cox, <alan@lxorguk.ukuu.org.uk> |
| 14 | * Steve Whitehouse, <gw7rrm@eeshack3.swan.ac.uk> |
| 15 | * |
| 16 | * This program is free software; you can redistribute it and/or |
| 17 | * modify it under the terms of the GNU General Public License |
| 18 | * as published by the Free Software Foundation; either version |
| 19 | * 2 of the License, or (at your option) any later version. |
| 20 | */ |
| 21 | |
| 22 | #ifndef _UAPI_LINUX_IF_ETHER_H |
| 23 | #define _UAPI_LINUX_IF_ETHER_H |
| 24 | |
| 25 | #include <linux/types.h> |
| 26 | |
| 27 | /* |
| 28 | * IEEE 802.3 Ethernet magic constants. The frame sizes omit the preamble |
| 29 | * and FCS/CRC (frame check sequence). |
| 30 | */ |
| 31 | |
| 32 | #define ETH_ALEN 6 /* Octets in one ethernet addr */ |
| 33 | #define ETH_TLEN 2 /* Octets in ethernet type field */ |
| 34 | #define ETH_HLEN 14 /* Total octets in header. */ |
| 35 | #define ETH_ZLEN 60 /* Min. octets in frame sans FCS */ |
| 36 | #define ETH_DATA_LEN 1500 /* Max. octets in payload */ |
| 37 | #define ETH_FRAME_LEN 1514 /* Max. octets in frame sans FCS */ |
| 38 | #define ETH_FCS_LEN 4 /* Octets in the FCS */ |
| 39 | |
| 40 | #define ETH_MIN_MTU 68 /* Min IPv4 MTU per RFC791 */ |
| 41 | #define ETH_MAX_MTU 0xFFFFU /* 65535, same as IP_MAX_MTU */ |
| 42 | |
| 43 | /* |
| 44 | * These are the defined Ethernet Protocol ID's. |
| 45 | */ |
| 46 | |
| 47 | #define ETH_P_LOOP 0x0060 /* Ethernet Loopback packet */ |
| 48 | #define ETH_P_PUP 0x0200 /* Xerox PUP packet */ |
| 49 | #define ETH_P_PUPAT 0x0201 /* Xerox PUP Addr Trans packet */ |
| 50 | #define ETH_P_TSN 0x22F0 /* TSN (IEEE 1722) packet */ |
| 51 | #define ETH_P_ERSPAN2 0x22EB /* ERSPAN version 2 (type III) */ |
| 52 | #define ETH_P_IP 0x0800 /* Internet Protocol packet */ |
| 53 | #define ETH_P_X25 0x0805 /* CCITT X.25 */ |
| 54 | #define ETH_P_ARP 0x0806 /* Address Resolution packet */ |
| 55 | #define ETH_P_BPQ 0x08FF /* G8BPQ AX.25 Ethernet Packet */ |
| 56 | /* [ NOT AN OFFICIALLY REGISTERED ID ] */ |
| 57 | #define ETH_P_IEEEPUP 0x0a00 /* Xerox IEEE802.3 PUP packet */ |
| 58 | #define ETH_P_IEEEPUPAT 0x0a01 /* Xerox IEEE802.3 PUP Addr Trans packet */ |
| 59 | #define ETH_P_BATMAN 0x4305 /* B.A.T.M.A.N.-Advanced packet */ |
| 60 | /* [ NOT AN OFFICIALLY REGISTERED ID ] */ |
| 61 | #define ETH_P_DEC 0x6000 /* DEC Assigned proto */ |
| 62 | #define ETH_P_DNA_DL 0x6001 /* DEC DNA Dump/Load */ |
| 63 | #define ETH_P_DNA_RC 0x6002 /* DEC DNA Remote Console */ |
| 64 | #define ETH_P_DNA_RT 0x6003 /* DEC DNA Routing */ |
| 65 | #define ETH_P_LAT 0x6004 /* DEC LAT */ |
| 66 | #define ETH_P_DIAG 0x6005 /* DEC Diagnostics */ |
| 67 | #define ETH_P_CUST 0x6006 /* DEC Customer use */ |
| 68 | #define ETH_P_SCA 0x6007 /* DEC Systems Comms Arch */ |
| 69 | #define ETH_P_TEB 0x6558 /* Trans Ether Bridging */ |
| 70 | #define ETH_P_RARP 0x8035 /* Reverse Addr Res packet */ |
| 71 | #define ETH_P_ATALK 0x809B /* Appletalk DDP */ |
| 72 | #define ETH_P_AARP 0x80F3 /* Appletalk AARP */ |
| 73 | #define ETH_P_8021Q 0x8100 /* 802.1Q VLAN Extended Header */ |
| 74 | #define ETH_P_ERSPAN 0x88BE /* ERSPAN type II */ |
| 75 | #define ETH_P_IPX 0x8137 /* IPX over DIX */ |
| 76 | #define ETH_P_IPV6 0x86DD /* IPv6 over bluebook */ |
| 77 | #define ETH_P_PAUSE 0x8808 /* IEEE Pause frames. See 802.3 31B */ |
| 78 | #define ETH_P_SLOW 0x8809 /* Slow Protocol. See 802.3ad 43B */ |
| 79 | #define ETH_P_WCCP 0x883E /* Web-cache coordination */ |
| 80 | /* protocol defined in */ |
| 81 | /* draft-wilson-wrec-wccp-v2-00.txt */ |
| 82 | #define ETH_P_MPLS_UC 0x8847 /* MPLS Unicast traffic */ |
| 83 | #define ETH_P_MPLS_MC 0x8848 /* MPLS Multicast traffic */ |
| 84 | #define ETH_P_ATMMPOA 0x884c /* MultiProtocol Over ATM */ |
| 85 | #define ETH_P_PPP_DISC 0x8863 /* PPPoE discovery messages */ |
| 86 | #define ETH_P_PPP_SES 0x8864 /* PPPoE session messages */ |
| 87 | #define ETH_P_LINK_CTL 0x886c /* HPNA, wlan link local tunnel */ |
| 88 | #define ETH_P_ATMFATE 0x8884 /* Frame-based ATM Transport over Ethernet */ |
| 89 | #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ |
| 90 | #define ETH_P_AOE 0x88A2 /* ATA over Ethernet */ |
| 91 | #define ETH_P_8021AD 0x88A8 /* 802.1ad Service VLAN */ |
| 92 | #define ETH_P_802_EX1 0x88B5 /* 802.1 Local Experimental 1. */ |
| 93 | #define ETH_P_PREAUTH 0x88C7 /* 802.11 Preauthentication */ |
| 94 | #define ETH_P_TIPC 0x88CA /* TIPC */ |
| 95 | #define ETH_P_MACSEC 0x88E5 /* 802.1ae MACsec */ |
| 96 | #define ETH_P_8021AH 0x88E7 /* 802.1ah Backbone Service Tag */ |
| 97 | #define ETH_P_MVRP 0x88F5 /* 802.1Q MVRP */ |
| 98 | #define ETH_P_1588 0x88F7 /* IEEE 1588 Timesync */ |
| 99 | #define ETH_P_NCSI 0x88F8 /* NCSI protocol */ |
| 100 | #define ETH_P_PRP 0x88FB /* IEC 62439-3 PRP/HSRv0 */ |
| 101 | #define ETH_P_FCOE 0x8906 /* Fibre Channel over Ethernet */ |
| 102 | #define ETH_P_IBOE 0x8915 /* Infiniband over Ethernet */ |
| 103 | #define ETH_P_TDLS 0x890D /* TDLS */ |
| 104 | #define ETH_P_FIP 0x8914 /* FCoE Initialization Protocol */ |
| 105 | #define ETH_P_80221 0x8917 /* IEEE 802.21 Media Independent */ |
| 106 | /* Handover Protocol */ |
| 107 | #define ETH_P_HSR 0x892F /* IEC 62439-3 HSRv1 */ |
| 108 | #define ETH_P_NSH 0x894F /* Network Service Header */ |
| 109 | #define ETH_P_LOOPBACK 0x9000 /* Ethernet loopback packet, per IEEE 802.3 */ |
| 110 | #define ETH_P_QINQ1 0x9100 /* deprecated QinQ VLAN */ |
| 111 | /* [ NOT AN OFFICIALLY REGISTERED ID ] */ |
| 112 | #define ETH_P_QINQ2 0x9200 /* deprecated QinQ VLAN */ |
| 113 | /* [ NOT AN OFFICIALLY REGISTERED ID ] */ |
| 114 | #define ETH_P_QINQ3 0x9300 /* deprecated QinQ VLAN] */ |
| 115 | /* [ NOT AN OFFICIALLY REGISTERED ID ] */ |
| 116 | #define ETH_P_EDSA 0xDADA /* Ethertype DSA */ |
| 117 | /* [ NOT AN OFFICIALLY REGISTERED ID ] */ |
| 118 | #define ETH_P_IFE 0xED3E /* ForCES inter-FE LFB type */ |
| 119 | #define ETH_P_AF_IUCV 0xFBFB /* IBM af_iucv */ |
| 120 | /* [ NOT AN OFFICIALLY REGISTERED ID ] */ |
| 121 | |
| 122 | #define ETH_P_802_3_MIN 0x0600 /* If the value in the ethernet type is less */ |
| 123 | /* than this value then the frame is Ethernet */ |
| 124 | /* II. Else it is 802.3 */ |
| 125 | |
| 126 | /* |
| 127 | * Non DIX types. Won't clash for 1500 types. |
| 128 | */ |
| 129 | |
| 130 | #define ETH_P_802_3 0x0001 /* Dummy type for 802.3 frames */ |
| 131 | #define ETH_P_AX25 0x0002 /* Dummy protocol id for AX.25 */ |
| 132 | #define ETH_P_ALL 0x0003 /* Every packet (be careful!!!) */ |
| 133 | #define ETH_P_802_2 0x0004 /* 802.2 frames */ |
| 134 | #define ETH_P_SNAP 0x0005 /* Internal only */ |
| 135 | #define ETH_P_DDCMP 0x0006 /* DEC DDCMP: Internal only */ |
| 136 | #define ETH_P_WAN_PPP 0x0007 /* Dummy type for WAN PPP frames*/ |
| 137 | #define ETH_P_PPP_MP 0x0008 /* Dummy type for PPP MP frames */ |
| 138 | #define ETH_P_LOCALTALK 0x0009 /* Localtalk pseudo type */ |
| 139 | #define ETH_P_CAN 0x000C /* CAN: Controller Area Network */ |
| 140 | #define ETH_P_CANFD 0x000D /* CANFD: CAN flexible data rate*/ |
| 141 | #define ETH_P_PPPTALK 0x0010 /* Dummy type for Atalk over PPP*/ |
| 142 | #define ETH_P_TR_802_2 0x0011 /* 802.2 frames */ |
| 143 | #define ETH_P_MOBITEX 0x0015 /* Mobitex (kaz@cafe.net) */ |
| 144 | #define ETH_P_CONTROL 0x0016 /* Card specific control frames */ |
| 145 | #define ETH_P_IRDA 0x0017 /* Linux-IrDA */ |
| 146 | #define ETH_P_ECONET 0x0018 /* Acorn Econet */ |
| 147 | #define ETH_P_HDLC 0x0019 /* HDLC frames */ |
| 148 | #define ETH_P_ARCNET 0x001A /* 1A for ArcNet :-) */ |
| 149 | #define ETH_P_DSA 0x001B /* Distributed Switch Arch */ |
| 150 | #define ETH_P_TRAILER 0x001C /* Trailer switch tagging */ |
| 151 | #define ETH_P_PHONET 0x00F5 /* Nokia Phonet frames */ |
| 152 | #define ETH_P_IEEE802154 0x00F6 /* IEEE802.15.4 frame */ |
| 153 | #define ETH_P_CAIF 0x00F7 /* ST-Ericsson CAIF protocol */ |
| 154 | #define ETH_P_XDSA 0x00F8 /* Multiplexed DSA protocol */ |
| 155 | #define ETH_P_MAP 0x00F9 /* Qualcomm multiplexing and */ |
| 156 | /* aggregation protocol */ |
| 157 | |
| Bin Meng | 883b530 | 2018-07-31 02:55:23 -0700 | [diff] [blame] | 158 | /* The following macros come from Linux kernel include/linux/if_vlan.h */ |
| 159 | |
| 160 | #define VLAN_HLEN 4 /* The additional bytes required by VLAN */ |
| 161 | /* (in addition to the Ethernet header) */ |
| 162 | #define VLAN_ETH_HLEN 18 /* Total octets in header. */ |
| 163 | #define VLAN_ETH_ZLEN 64 /* Min. octets in frame sans FCS */ |
| 164 | |
| 165 | /* |
| 166 | * According to 802.3ac, the packet can be 4 bytes longer. --Klika Jan |
| 167 | */ |
| 168 | #define VLAN_ETH_DATA_LEN 1500 /* Max. octets in payload */ |
| 169 | #define VLAN_ETH_FRAME_LEN 1518 /* Max. octets in frame sans FCS */ |
| 170 | |
| 171 | #define VLAN_PRIO_MASK 0xe000 /* Priority Code Point */ |
| 172 | #define VLAN_PRIO_SHIFT 13 |
| 173 | #define VLAN_CFI_MASK 0x1000 /* Canonical Format Indicator */ |
| 174 | #define VLAN_TAG_PRESENT VLAN_CFI_MASK |
| 175 | #define VLAN_VID_MASK 0x0fff /* VLAN Identifier */ |
| 176 | #define VLAN_N_VID 4096 |
| 177 | |
| Bin Meng | 2240d76 | 2018-07-31 02:55:21 -0700 | [diff] [blame] | 178 | #endif /* _UAPI_LINUX_IF_ETHER_H */ |