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if_ether.h
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1 /*
2  * INET An implementation of the TCP/IP protocol suite for the LINUX
3  * operating system. INET is implemented using the BSD Socket
4  * interface as the means of communication with the user level.
5  *
6  * Global definitions for the Ethernet IEEE 802.3 interface.
7  *
8  * Version: @(#)if_ether.h 1.0.1a 02/08/94
9  *
10  * Author: Fred N. van Kempen, <[email protected]>
11  * Donald Becker, <[email protected]>
12  * Alan Cox, <[email protected]>
13  * Steve Whitehouse, <[email protected]>
14  *
15  * This program is free software; you can redistribute it and/or
16  * modify it under the terms of the GNU General Public License
17  * as published by the Free Software Foundation; either version
18  * 2 of the License, or (at your option) any later version.
19  */
20 
21 #ifndef _UAPI_LINUX_IF_ETHER_H
22 #define _UAPI_LINUX_IF_ETHER_H
23 
24 #include <linux/types.h>
25 
26 /*
27  * IEEE 802.3 Ethernet magic constants. The frame sizes omit the preamble
28  * and FCS/CRC (frame check sequence).
29  */
30 
31 #define ETH_ALEN 6 /* Octets in one ethernet addr */
32 #define ETH_HLEN 14 /* Total octets in header. */
33 #define ETH_ZLEN 60 /* Min. octets in frame sans FCS */
34 #define ETH_DATA_LEN 1500 /* Max. octets in payload */
35 #define ETH_FRAME_LEN 1514 /* Max. octets in frame sans FCS */
36 #define ETH_FCS_LEN 4 /* Octets in the FCS */
37 
38 /*
39  * These are the defined Ethernet Protocol ID's.
40  */
41 
42 #define ETH_P_LOOP 0x0060 /* Ethernet Loopback packet */
43 #define ETH_P_PUP 0x0200 /* Xerox PUP packet */
44 #define ETH_P_PUPAT 0x0201 /* Xerox PUP Addr Trans packet */
45 #define ETH_P_IP 0x0800 /* Internet Protocol packet */
46 #define ETH_P_X25 0x0805 /* CCITT X.25 */
47 #define ETH_P_ARP 0x0806 /* Address Resolution packet */
48 #define ETH_P_BPQ 0x08FF /* G8BPQ AX.25 Ethernet Packet [ NOT AN OFFICIALLY REGISTERED ID ] */
49 #define ETH_P_IEEEPUP 0x0a00 /* Xerox IEEE802.3 PUP packet */
50 #define ETH_P_IEEEPUPAT 0x0a01 /* Xerox IEEE802.3 PUP Addr Trans packet */
51 #define ETH_P_DEC 0x6000 /* DEC Assigned proto */
52 #define ETH_P_DNA_DL 0x6001 /* DEC DNA Dump/Load */
53 #define ETH_P_DNA_RC 0x6002 /* DEC DNA Remote Console */
54 #define ETH_P_DNA_RT 0x6003 /* DEC DNA Routing */
55 #define ETH_P_LAT 0x6004 /* DEC LAT */
56 #define ETH_P_DIAG 0x6005 /* DEC Diagnostics */
57 #define ETH_P_CUST 0x6006 /* DEC Customer use */
58 #define ETH_P_SCA 0x6007 /* DEC Systems Comms Arch */
59 #define ETH_P_TEB 0x6558 /* Trans Ether Bridging */
60 #define ETH_P_RARP 0x8035 /* Reverse Addr Res packet */
61 #define ETH_P_ATALK 0x809B /* Appletalk DDP */
62 #define ETH_P_AARP 0x80F3 /* Appletalk AARP */
63 #define ETH_P_8021Q 0x8100 /* 802.1Q VLAN Extended Header */
64 #define ETH_P_IPX 0x8137 /* IPX over DIX */
65 #define ETH_P_IPV6 0x86DD /* IPv6 over bluebook */
66 #define ETH_P_PAUSE 0x8808 /* IEEE Pause frames. See 802.3 31B */
67 #define ETH_P_SLOW 0x8809 /* Slow Protocol. See 802.3ad 43B */
68 #define ETH_P_WCCP 0x883E /* Web-cache coordination protocol
69  * defined in draft-wilson-wrec-wccp-v2-00.txt */
70 #define ETH_P_PPP_DISC 0x8863 /* PPPoE discovery messages */
71 #define ETH_P_PPP_SES 0x8864 /* PPPoE session messages */
72 #define ETH_P_MPLS_UC 0x8847 /* MPLS Unicast traffic */
73 #define ETH_P_MPLS_MC 0x8848 /* MPLS Multicast traffic */
74 #define ETH_P_ATMMPOA 0x884c /* MultiProtocol Over ATM */
75 #define ETH_P_LINK_CTL 0x886c /* HPNA, wlan link local tunnel */
76 #define ETH_P_ATMFATE 0x8884 /* Frame-based ATM Transport
77  * over Ethernet
78  */
79 #define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
80 #define ETH_P_AOE 0x88A2 /* ATA over Ethernet */
81 #define ETH_P_8021AD 0x88A8 /* 802.1ad Service VLAN */
82 #define ETH_P_802_EX1 0x88B5 /* 802.1 Local Experimental 1. */
83 #define ETH_P_TIPC 0x88CA /* TIPC */
84 #define ETH_P_8021AH 0x88E7 /* 802.1ah Backbone Service Tag */
85 #define ETH_P_1588 0x88F7 /* IEEE 1588 Timesync */
86 #define ETH_P_FCOE 0x8906 /* Fibre Channel over Ethernet */
87 #define ETH_P_TDLS 0x890D /* TDLS */
88 #define ETH_P_FIP 0x8914 /* FCoE Initialization Protocol */
89 #define ETH_P_QINQ1 0x9100 /* deprecated QinQ VLAN [ NOT AN OFFICIALLY REGISTERED ID ] */
90 #define ETH_P_QINQ2 0x9200 /* deprecated QinQ VLAN [ NOT AN OFFICIALLY REGISTERED ID ] */
91 #define ETH_P_QINQ3 0x9300 /* deprecated QinQ VLAN [ NOT AN OFFICIALLY REGISTERED ID ] */
92 #define ETH_P_EDSA 0xDADA /* Ethertype DSA [ NOT AN OFFICIALLY REGISTERED ID ] */
93 #define ETH_P_AF_IUCV 0xFBFB /* IBM af_iucv [ NOT AN OFFICIALLY REGISTERED ID ] */
94 
95 /*
96  * Non DIX types. Won't clash for 1500 types.
97  */
98 
99 #define ETH_P_802_3 0x0001 /* Dummy type for 802.3 frames */
100 #define ETH_P_AX25 0x0002 /* Dummy protocol id for AX.25 */
101 #define ETH_P_ALL 0x0003 /* Every packet (be careful!!!) */
102 #define ETH_P_802_2 0x0004 /* 802.2 frames */
103 #define ETH_P_SNAP 0x0005 /* Internal only */
104 #define ETH_P_DDCMP 0x0006 /* DEC DDCMP: Internal only */
105 #define ETH_P_WAN_PPP 0x0007 /* Dummy type for WAN PPP frames*/
106 #define ETH_P_PPP_MP 0x0008 /* Dummy type for PPP MP frames */
107 #define ETH_P_LOCALTALK 0x0009 /* Localtalk pseudo type */
108 #define ETH_P_CAN 0x000C /* CAN: Controller Area Network */
109 #define ETH_P_CANFD 0x000D /* CANFD: CAN flexible data rate*/
110 #define ETH_P_PPPTALK 0x0010 /* Dummy type for Atalk over PPP*/
111 #define ETH_P_TR_802_2 0x0011 /* 802.2 frames */
112 #define ETH_P_MOBITEX 0x0015 /* Mobitex ([email protected]) */
113 #define ETH_P_CONTROL 0x0016 /* Card specific control frames */
114 #define ETH_P_IRDA 0x0017 /* Linux-IrDA */
115 #define ETH_P_ECONET 0x0018 /* Acorn Econet */
116 #define ETH_P_HDLC 0x0019 /* HDLC frames */
117 #define ETH_P_ARCNET 0x001A /* 1A for ArcNet :-) */
118 #define ETH_P_DSA 0x001B /* Distributed Switch Arch. */
119 #define ETH_P_TRAILER 0x001C /* Trailer switch tagging */
120 #define ETH_P_PHONET 0x00F5 /* Nokia Phonet frames */
121 #define ETH_P_IEEE802154 0x00F6 /* IEEE802.15.4 frame */
122 #define ETH_P_CAIF 0x00F7 /* ST-Ericsson CAIF protocol */
123 
124 /*
125  * This is an Ethernet frame header.
126  */
127 
128 struct ethhdr {
129  unsigned char h_dest[ETH_ALEN]; /* destination eth addr */
130  unsigned char h_source[ETH_ALEN]; /* source ether addr */
131  __be16 h_proto; /* packet type ID field */
132 } __attribute__((packed));
133 
134 
135 #endif /* _UAPI_LINUX_IF_ETHER_H */
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