1 /****************************************************************************** 2 * 3 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of version 2 of the GNU General Public License as 7 * published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 * 14 * You should have received a copy of the GNU General Public License along with 15 * this program; if not, write to the Free Software Foundation, Inc., 16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA 17 * 18 * Modifications for inclusion into the Linux staging tree are 19 * Copyright(c) 2010 Larry Finger. All rights reserved. 20 * 21 * Contact information: 22 * WLAN FAE <wlanfae@realtek.com> 23 * Larry Finger <Larry.Finger@lwfinger.net> 24 * 25 ******************************************************************************/ 26 /* 27 * INET An implementation of the TCP/IP protocol suite for the LINUX 28 * operating system. INET is implemented using the BSD Socket 29 * interface as the means of communication with the user level. 30 * 31 * Global definitions for the Ethernet IEEE 802.3 interface. 32 * 33 * Version: @(#)if_ether.h 1.0.1a 02/08/94 34 * 35 * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> 36 * Donald Becker, <becker@super.org> 37 * Alan Cox, <alan@redhat.com> 38 * Steve Whitehouse, <gw7rrm@eeshack3.swan.ac.uk> 39 * 40 * This program is free software; you can redistribute it and/or 41 * modify it under the terms of the GNU General Public License 42 * as published by the Free Software Foundation; either version 43 * 2 of the License, or (at your option) any later version. 44 */ 45 46 #ifndef _LINUX_IF_ETHER_H 47 #define _LINUX_IF_ETHER_H 48 49 /* 50 * IEEE 802.3 Ethernet magic constants. The frame sizes omit the preamble 51 * and FCS/CRC (frame check sequence). 52 */ 53 54 #define ETH_ALEN 6 /* Octets in one ethernet addr */ 55 #define ETH_HLEN 14 /* Total octets in header. */ 56 #define ETH_ZLEN 60 /* Min. octets in frame sans FCS */ 57 #define ETH_DATA_LEN 1500 /* Max. octets in payload */ 58 #define ETH_FRAME_LEN 1514 /* Max. octets in frame sans FCS */ 59 60 /* 61 * These are the defined Ethernet Protocol ID's. 62 */ 63 64 #define ETH_P_LOOP 0x0060 /* Ethernet Loopback packet */ 65 #define ETH_P_PUP 0x0200 /* Xerox PUP packet */ 66 #define ETH_P_PUPAT 0x0201 /* Xerox PUP Addr Trans packet */ 67 #define ETH_P_IP 0x0800 /* Internet Protocol packet */ 68 #define ETH_P_X25 0x0805 /* CCITT X.25 */ 69 #define ETH_P_ARP 0x0806 /* Address Resolution packet */ 70 #define ETH_P_BPQ 0x08FF /* G8BPQ AX.25 Ethernet Packet 71 * [ NOT AN OFFICIAL ID ] */ 72 #define ETH_P_IEEEPUP 0x0a00 /* Xerox IEEE802.3 PUP packet */ 73 #define ETH_P_IEEEPUPAT 0x0a01 /* Xerox IEEE802.3 PUP Addr 74 * Trans packet */ 75 #define ETH_P_DEC 0x6000 /* DEC Assigned proto */ 76 #define ETH_P_DNA_DL 0x6001 /* DEC DNA Dump/Load */ 77 #define ETH_P_DNA_RC 0x6002 /* DEC DNA Remote Console */ 78 #define ETH_P_DNA_RT 0x6003 /* DEC DNA Routing */ 79 #define ETH_P_LAT 0x6004 /* DEC LAT */ 80 #define ETH_P_DIAG 0x6005 /* DEC Diagnostics */ 81 #define ETH_P_CUST 0x6006 /* DEC Customer use */ 82 #define ETH_P_SCA 0x6007 /* DEC Systems Comms Arch */ 83 #define ETH_P_RARP 0x8035 /* Reverse Addr Res packet */ 84 #define ETH_P_ATALK 0x809B /* Appletalk DDP */ 85 #define ETH_P_AARP 0x80F3 /* Appletalk AARP */ 86 #define ETH_P_8021Q 0x8100 /* 802.1Q VLAN Extended Header */ 87 #define ETH_P_IPX 0x8137 /* IPX over DIX */ 88 #define ETH_P_IPV6 0x86DD /* IPv6 over bluebook */ 89 #define ETH_P_PPP_DISC 0x8863 /* PPPoE discovery messages */ 90 #define ETH_P_PPP_SES 0x8864 /* PPPoE session messages */ 91 #define ETH_P_ATMMPOA 0x884c /* MultiProtocol Over ATM */ 92 #define ETH_P_ATMFATE 0x8884 /* Frame-based ATM Transport 93 * over Ethernet 94 */ 95 96 /* 97 * Non DIX types. Won't clash for 1500 types. 98 */ 99 100 #define ETH_P_802_3 0x0001 /* Dummy type for 802.3 frames */ 101 #define ETH_P_AX25 0x0002 /* Dummy protocol id for AX.25 */ 102 #define ETH_P_ALL 0x0003 /* Every packet (be careful!!!) */ 103 #define ETH_P_802_2 0x0004 /* 802.2 frames */ 104 #define ETH_P_SNAP 0x0005 /* Internal only */ 105 #define ETH_P_DDCMP 0x0006 /* DEC DDCMP: Internal only */ 106 #define ETH_P_WAN_PPP 0x0007 /* Dummy type for WAN PPP frames*/ 107 #define ETH_P_PPP_MP 0x0008 /* Dummy type for PPP MP frames */ 108 #define ETH_P_LOCALTALK 0x0009 /* Localtalk pseudo type */ 109 #define ETH_P_PPPTALK 0x0010 /* Dummy type for Atalk over PPP*/ 110 #define ETH_P_TR_802_2 0x0011i /* 802.2 frames */ 111 #define ETH_P_MOBITEX 0x0015 /* Mobitex (kaz@cafe.net) */ 112 #define ETH_P_CONTROL 0x0016 /* Card specific control frames */ 113 #define ETH_P_IRDA 0x0017 /* Linux-IrDA */ 114 #define ETH_P_ECONET 0x0018 /* Acorn Econet */ 115 116 /* 117 * This is an Ethernet frame header. 118 */ 119 120 struct ethhdr { 121 unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ 122 unsigned char h_source[ETH_ALEN]; /* source ether addr */ 123 unsigned short h_proto; /* packet type ID field */ 124 }; 125 126 struct _vlan { 127 unsigned short h_vlan_TCI; /* Encapsulates priority and VLAN ID*/ 128 unsigned short h_vlan_encapsulated_proto; 129 }; 130 131 132 133 #define get_vlan_id(pvlan) ((ntohs((unsigned short)pvlan->h_vlan_TCI)) & 0xfff) 134 #define get_vlan_priority(pvlan) ((ntohs((unsigned short)\ 135 pvlan->h_vlan_TCI)) >> 13) 136 #define get_vlan_encap_proto(pvlan) (ntohs((unsigned short)\ 137 pvlan->h_vlan_encapsulated_proto)) 138 139 140 #endif /* _LINUX_IF_ETHER_H */ 141 142