cold !Iˆl–ß=¿JJj"Tâ€nà¸Å£Ü 0ÛÆÙ KˆÌÜ ƒy ƒÛÆÙ ÚK/* 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, * Donald Becker, * Alan Cox, * Steve Whitehouse, * * 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 _LINUX_IF_ETHER_H #define _LINUX_IF_ETHER_H #include /* * 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 l