xref: /freebsd/sys/net/ethernet.h (revision d04c7d51beecbd438d9d0a9fd7e770a73fc930dc)
1e4b54c02SPoul-Henning Kamp /*
2e4b54c02SPoul-Henning Kamp  * Fundamental constants relating to ethernet.
3e4b54c02SPoul-Henning Kamp  *
4c3aac50fSPeter Wemm  * $FreeBSD$
5e4b54c02SPoul-Henning Kamp  *
6e4b54c02SPoul-Henning Kamp  */
7e4b54c02SPoul-Henning Kamp 
826a8b0bfSPoul-Henning Kamp #ifndef _NET_ETHERNET_H_
926a8b0bfSPoul-Henning Kamp #define _NET_ETHERNET_H_
1026a8b0bfSPoul-Henning Kamp 
1126a8b0bfSPoul-Henning Kamp /*
1226a8b0bfSPoul-Henning Kamp  * The number of bytes in an ethernet (MAC) address.
1326a8b0bfSPoul-Henning Kamp  */
14e4b54c02SPoul-Henning Kamp #define	ETHER_ADDR_LEN		6
1526a8b0bfSPoul-Henning Kamp 
1626a8b0bfSPoul-Henning Kamp /*
1726a8b0bfSPoul-Henning Kamp  * The number of bytes in the type field.
1826a8b0bfSPoul-Henning Kamp  */
19e4b54c02SPoul-Henning Kamp #define	ETHER_TYPE_LEN		2
2026a8b0bfSPoul-Henning Kamp 
2126a8b0bfSPoul-Henning Kamp /*
2226a8b0bfSPoul-Henning Kamp  * The number of bytes in the trailing CRC field.
2326a8b0bfSPoul-Henning Kamp  */
2426a8b0bfSPoul-Henning Kamp #define	ETHER_CRC_LEN		4
2526a8b0bfSPoul-Henning Kamp 
2626a8b0bfSPoul-Henning Kamp /*
2726a8b0bfSPoul-Henning Kamp  * The length of the combined header.
2826a8b0bfSPoul-Henning Kamp  */
2926a8b0bfSPoul-Henning Kamp #define	ETHER_HDR_LEN		(ETHER_ADDR_LEN*2+ETHER_TYPE_LEN)
3026a8b0bfSPoul-Henning Kamp 
3126a8b0bfSPoul-Henning Kamp /*
3226a8b0bfSPoul-Henning Kamp  * The minimum packet length.
3326a8b0bfSPoul-Henning Kamp  */
34e4b54c02SPoul-Henning Kamp #define	ETHER_MIN_LEN		64
3526a8b0bfSPoul-Henning Kamp 
3626a8b0bfSPoul-Henning Kamp /*
3726a8b0bfSPoul-Henning Kamp  * The maximum packet length.
3826a8b0bfSPoul-Henning Kamp  */
39e4b54c02SPoul-Henning Kamp #define	ETHER_MAX_LEN		1518
4026a8b0bfSPoul-Henning Kamp 
4126a8b0bfSPoul-Henning Kamp /*
4226a8b0bfSPoul-Henning Kamp  * A macro to validate a length with
4326a8b0bfSPoul-Henning Kamp  */
4426a8b0bfSPoul-Henning Kamp #define	ETHER_IS_VALID_LEN(foo)	\
4526a8b0bfSPoul-Henning Kamp 	((foo) >= ETHER_MIN_LEN && (foo) <= ETHER_MAX_LEN)
4626a8b0bfSPoul-Henning Kamp 
4726a8b0bfSPoul-Henning Kamp /*
4826a8b0bfSPoul-Henning Kamp  * Structure of a 10Mb/s Ethernet header.
4926a8b0bfSPoul-Henning Kamp  */
5026a8b0bfSPoul-Henning Kamp struct	ether_header {
5126a8b0bfSPoul-Henning Kamp 	u_char	ether_dhost[ETHER_ADDR_LEN];
5226a8b0bfSPoul-Henning Kamp 	u_char	ether_shost[ETHER_ADDR_LEN];
5326a8b0bfSPoul-Henning Kamp 	u_short	ether_type;
5426a8b0bfSPoul-Henning Kamp };
5526a8b0bfSPoul-Henning Kamp 
5626a8b0bfSPoul-Henning Kamp /*
5726a8b0bfSPoul-Henning Kamp  * Structure of a 48-bit Ethernet address.
5826a8b0bfSPoul-Henning Kamp  */
5926a8b0bfSPoul-Henning Kamp struct	ether_addr {
6026a8b0bfSPoul-Henning Kamp 	u_char octet[ETHER_ADDR_LEN];
6126a8b0bfSPoul-Henning Kamp };
6226a8b0bfSPoul-Henning Kamp 
63d04c7d51SMaxim Sobolev /*
64d04c7d51SMaxim Sobolev  *  NOTE: 0x0000-0x05DC (0..1500) are generally IEEE 802.3 length fields.
65d04c7d51SMaxim Sobolev  *  However, there are some conflicts.
66d04c7d51SMaxim Sobolev  */
67d04c7d51SMaxim Sobolev 
68d04c7d51SMaxim Sobolev #define	ETHERTYPE_8023		0x0004	/* IEEE 802.3 packet */
69d04c7d51SMaxim Sobolev 		   /* 0x0101 .. 0x1FF	   Experimental */
70d04c7d51SMaxim Sobolev #define	ETHERTYPE_PUP		0x0200	/* Xerox PUP protocol - see 0A00 */
71d04c7d51SMaxim Sobolev #define	ETHERTYPE_PUPAT		0x0200	/* PUP Address Translation - see 0A01 */
72d04c7d51SMaxim Sobolev #define	ETHERTYPE_SPRITE	0x0500	/* ??? */
73d04c7d51SMaxim Sobolev 			     /* 0x0400	   Nixdorf */
74d04c7d51SMaxim Sobolev #define	ETHERTYPE_NS		0x0600	/* XNS */
75d04c7d51SMaxim Sobolev #define	ETHERTYPE_NSAT		0x0601	/* XNS Address Translation (3Mb only) */
76d04c7d51SMaxim Sobolev #define	ETHERTYPE_DLOG1 	0x0660	/* DLOG (?) */
77d04c7d51SMaxim Sobolev #define	ETHERTYPE_DLOG2 	0x0661	/* DLOG (?) */
789cb3aff2SGarrett Wollman #define	ETHERTYPE_IP		0x0800	/* IP protocol */
79d04c7d51SMaxim Sobolev #define	ETHERTYPE_X75		0x0801	/* X.75 Internet */
80d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBS		0x0802	/* NBS Internet */
81d04c7d51SMaxim Sobolev #define	ETHERTYPE_ECMA		0x0803	/* ECMA Internet */
82d04c7d51SMaxim Sobolev #define	ETHERTYPE_CHAOS 	0x0804	/* CHAOSnet */
83d04c7d51SMaxim Sobolev #define	ETHERTYPE_X25		0x0805	/* X.25 Level 3 */
84d04c7d51SMaxim Sobolev #define	ETHERTYPE_ARP		0x0806	/* Address resolution protocol */
85d04c7d51SMaxim Sobolev #define	ETHERTYPE_NSCOMPAT	0x0807	/* XNS Compatibility */
86d04c7d51SMaxim Sobolev #define	ETHERTYPE_FRARP 	0x0808	/* Frame Relay ARP (RFC1701) */
87d04c7d51SMaxim Sobolev 			     /* 0x081C	   Symbolics Private */
88d04c7d51SMaxim Sobolev 		    /* 0x0888 - 0x088A	   Xyplex */
89d04c7d51SMaxim Sobolev #define	ETHERTYPE_UBDEBUG	0x0900	/* Ungermann-Bass network debugger */
90d04c7d51SMaxim Sobolev #define	ETHERTYPE_IEEEPUP	0x0A00	/* Xerox IEEE802.3 PUP */
91d04c7d51SMaxim Sobolev #define	ETHERTYPE_IEEEPUPAT	0x0A01	/* Xerox IEEE802.3 PUP Address Translation */
92d04c7d51SMaxim Sobolev #define	ETHERTYPE_VINES 	0x0BAD	/* Banyan VINES */
93d04c7d51SMaxim Sobolev #define	ETHERTYPE_VINESLOOP	0x0BAE	/* Banyan VINES Loopback */
94d04c7d51SMaxim Sobolev #define	ETHERTYPE_VINESECHO	0x0BAF	/* Banyan VINES Echo */
95d04c7d51SMaxim Sobolev 
96d04c7d51SMaxim Sobolev /*		       0x1000 - 0x100F	   Berkeley Trailer */
97d04c7d51SMaxim Sobolev /*
98d04c7d51SMaxim Sobolev  * The ETHERTYPE_NTRAILER packet types starting at ETHERTYPE_TRAIL have
99d04c7d51SMaxim Sobolev  * (type-ETHERTYPE_TRAIL)*512 bytes of data followed
100d04c7d51SMaxim Sobolev  * by an ETHER type (as given above) and then the (variable-length) header.
101d04c7d51SMaxim Sobolev  */
102d04c7d51SMaxim Sobolev #define	ETHERTYPE_TRAIL		0x1000	/* Trailer packet */
103d04c7d51SMaxim Sobolev #define	ETHERTYPE_NTRAILER	16
104d04c7d51SMaxim Sobolev 
105d04c7d51SMaxim Sobolev #define	ETHERTYPE_DCA		0x1234	/* DCA - Multicast */
106d04c7d51SMaxim Sobolev #define	ETHERTYPE_VALID 	0x1600	/* VALID system protocol */
107d04c7d51SMaxim Sobolev #define	ETHERTYPE_DOGFIGHT	0x1989	/* Artificial Horizons ("Aviator" dogfight simulator [on Sun]) */
108d04c7d51SMaxim Sobolev #define	ETHERTYPE_RCL		0x1995	/* Datapoint Corporation (RCL lan protocol) */
109d04c7d51SMaxim Sobolev 
110d04c7d51SMaxim Sobolev 					/* The following 3C0x types
111d04c7d51SMaxim Sobolev 					   are unregistered: */
112d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPVCD	0x3C00	/* 3Com NBP virtual circuit datagram (like XNS SPP) not registered */
113d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPSCD	0x3C01	/* 3Com NBP System control datagram not registered */
114d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPCREQ	0x3C02	/* 3Com NBP Connect request (virtual cct) not registered */
115d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPCRSP	0x3C03	/* 3Com NBP Connect repsonse not registered */
116d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPCC		0x3C04	/* 3Com NBP Connect complete not registered */
117d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPCLREQ	0x3C05	/* 3Com NBP Close request (virtual cct) not registered */
118d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPCLRSP	0x3C06	/* 3Com NBP Close response not registered */
119d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPDG		0x3C07	/* 3Com NBP Datagram (like XNS IDP) not registered */
120d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPDGB	0x3C08	/* 3Com NBP Datagram broadcast not registered */
121d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPCLAIM	0x3C09	/* 3Com NBP Claim NetBIOS name not registered */
122d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPDLTE	0x3C0A	/* 3Com NBP Delete Netbios name not registered */
123d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPRAS	0x3C0B	/* 3Com NBP Remote adaptor status request not registered */
124d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPRAR	0x3C0C	/* 3Com NBP Remote adaptor response not registered */
125d04c7d51SMaxim Sobolev #define	ETHERTYPE_NBPRST	0x3C0D	/* 3Com NBP Reset not registered */
126d04c7d51SMaxim Sobolev 
127d04c7d51SMaxim Sobolev #define	ETHERTYPE_PCS		0x4242	/* PCS Basic Block Protocol */
128d04c7d51SMaxim Sobolev #define	ETHERTYPE_IMLBLDIAG	0x424C	/* Information Modes Little Big LAN diagnostic */
129d04c7d51SMaxim Sobolev #define	ETHERTYPE_DIDDLE	0x4321	/* THD - Diddle */
130d04c7d51SMaxim Sobolev #define	ETHERTYPE_IMLBL		0x4C42	/* Information Modes Little Big LAN */
131d04c7d51SMaxim Sobolev #define	ETHERTYPE_SIMNET	0x5208	/* BBN Simnet Private */
132d04c7d51SMaxim Sobolev #define	ETHERTYPE_DECEXPER	0x6000	/* DEC Unassigned, experimental */
133d04c7d51SMaxim Sobolev #define	ETHERTYPE_MOPDL		0x6001	/* DEC MOP dump/load */
134d04c7d51SMaxim Sobolev #define	ETHERTYPE_MOPRC		0x6002	/* DEC MOP remote console */
135d04c7d51SMaxim Sobolev #define	ETHERTYPE_DECnet	0x6003	/* DEC DECNET Phase IV route */
136d04c7d51SMaxim Sobolev #define	ETHERTYPE_DN		ETHERTYPE_DECnet	/* libpcap, tcpdump */
137d04c7d51SMaxim Sobolev #define	ETHERTYPE_LAT		0x6004	/* DEC LAT */
138d04c7d51SMaxim Sobolev #define	ETHERTYPE_DECDIAG	0x6005	/* DEC diagnostic protocol (at interface initialization?) */
139d04c7d51SMaxim Sobolev #define	ETHERTYPE_DECCUST	0x6006	/* DEC customer protocol */
140d04c7d51SMaxim Sobolev #define	ETHERTYPE_SCA		0x6007	/* DEC LAVC, SCA */
141d04c7d51SMaxim Sobolev #define	ETHERTYPE_AMBER		0x6008	/* DEC AMBER */
142d04c7d51SMaxim Sobolev #define	ETHERTYPE_DECMUMPS	0x6009	/* DEC MUMPS */
143d04c7d51SMaxim Sobolev 		    /* 0x6010 - 0x6014	   3Com Corporation */
144d04c7d51SMaxim Sobolev #define	ETHERTYPE_TRANSETHER	0x6558	/* Trans Ether Bridging (RFC1701)*/
145d04c7d51SMaxim Sobolev #define	ETHERTYPE_RAWFR		0x6559	/* Raw Frame Relay (RFC1701) */
146d04c7d51SMaxim Sobolev #define	ETHERTYPE_UBDL		0x7000	/* Ungermann-Bass download */
147d04c7d51SMaxim Sobolev #define	ETHERTYPE_UBNIU		0x7001	/* Ungermann-Bass NIUs */
148d04c7d51SMaxim Sobolev #define	ETHERTYPE_UBDIAGLOOP	0x7002	/* Ungermann-Bass diagnostic/loopback */
149d04c7d51SMaxim Sobolev #define	ETHERTYPE_UBNMC		0x7003	/* Ungermann-Bass ??? (NMC to/from UB Bridge) */
150d04c7d51SMaxim Sobolev #define	ETHERTYPE_UBBST		0x7005	/* Ungermann-Bass Bridge Spanning Tree */
151d04c7d51SMaxim Sobolev #define	ETHERTYPE_OS9		0x7007	/* OS/9 Microware */
152d04c7d51SMaxim Sobolev #define	ETHERTYPE_OS9NET	0x7009	/* OS/9 Net? */
153d04c7d51SMaxim Sobolev 		    /* 0x7020 - 0x7029	   LRT (England) (now Sintrom) */
154d04c7d51SMaxim Sobolev #define	ETHERTYPE_RACAL		0x7030	/* Racal-Interlan */
155d04c7d51SMaxim Sobolev #define	ETHERTYPE_PRIMENTS	0x7031	/* Prime NTS (Network Terminal Service) */
156d04c7d51SMaxim Sobolev #define	ETHERTYPE_CABLETRON	0x7034	/* Cabletron */
157d04c7d51SMaxim Sobolev #define	ETHERTYPE_CRONUSVLN	0x8003	/* Cronus VLN */
158d04c7d51SMaxim Sobolev #define	ETHERTYPE_CRONUS	0x8004	/* Cronus Direct */
159d04c7d51SMaxim Sobolev #define	ETHERTYPE_HP		0x8005	/* HP Probe */
160d04c7d51SMaxim Sobolev #define	ETHERTYPE_NESTAR	0x8006	/* Nestar */
161d04c7d51SMaxim Sobolev #define	ETHERTYPE_ATTSTANFORD	0x8008	/* AT&T/Stanford (local use) */
162d04c7d51SMaxim Sobolev #define	ETHERTYPE_EXCELAN	0x8010	/* Excelan */
163d04c7d51SMaxim Sobolev #define	ETHERTYPE_SG_DIAG	0x8013	/* SGI diagnostic type */
164d04c7d51SMaxim Sobolev #define	ETHERTYPE_SG_NETGAMES	0x8014	/* SGI network games */
165d04c7d51SMaxim Sobolev #define	ETHERTYPE_SG_RESV	0x8015	/* SGI reserved type */
166d04c7d51SMaxim Sobolev #define	ETHERTYPE_SG_BOUNCE	0x8016	/* SGI bounce server */
167d04c7d51SMaxim Sobolev #define	ETHERTYPE_APOLLODOMAIN	0x8019	/* Apollo DOMAIN */
168d04c7d51SMaxim Sobolev #define	ETHERTYPE_TYMSHARE	0x802E	/* Tymeshare */
169d04c7d51SMaxim Sobolev #define	ETHERTYPE_TIGAN		0x802F	/* Tigan, Inc. */
170d04c7d51SMaxim Sobolev #define	ETHERTYPE_REVARP	0x8035	/* Reverse addr resolution protocol */
171d04c7d51SMaxim Sobolev #define	ETHERTYPE_AEONIC	0x8036	/* Aeonic Systems */
172d04c7d51SMaxim Sobolev #define	ETHERTYPE_IPXNEW	0x8037	/* IPX (Novell Netware?) */
173d04c7d51SMaxim Sobolev #define	ETHERTYPE_LANBRIDGE	0x8038	/* DEC LANBridge */
174d04c7d51SMaxim Sobolev #define	ETHERTYPE_DSMD	0x8039	/* DEC DSM/DDP */
175d04c7d51SMaxim Sobolev #define	ETHERTYPE_ARGONAUT	0x803A	/* DEC Argonaut Console */
176d04c7d51SMaxim Sobolev #define	ETHERTYPE_VAXELN	0x803B	/* DEC VAXELN */
177d04c7d51SMaxim Sobolev #define	ETHERTYPE_DECDNS	0x803C	/* DEC DNS Naming Service */
178d04c7d51SMaxim Sobolev #define	ETHERTYPE_ENCRYPT	0x803D	/* DEC Ethernet Encryption */
179d04c7d51SMaxim Sobolev #define	ETHERTYPE_DECDTS	0x803E	/* DEC Distributed Time Service */
180d04c7d51SMaxim Sobolev #define	ETHERTYPE_DECLTM	0x803F	/* DEC LAN Traffic Monitor */
181d04c7d51SMaxim Sobolev #define	ETHERTYPE_DECNETBIOS	0x8040	/* DEC PATHWORKS DECnet NETBIOS Emulation */
182d04c7d51SMaxim Sobolev #define	ETHERTYPE_DECLAST	0x8041	/* DEC Local Area System Transport */
183d04c7d51SMaxim Sobolev 			     /* 0x8042	   DEC Unassigned */
184d04c7d51SMaxim Sobolev #define	ETHERTYPE_PLANNING	0x8044	/* Planning Research Corp. */
185d04c7d51SMaxim Sobolev 		    /* 0x8046 - 0x8047	   AT&T */
186d04c7d51SMaxim Sobolev #define	ETHERTYPE_DECAM		0x8048	/* DEC Availability Manager for Distributed Systems DECamds (but someone at DEC says not) */
187d04c7d51SMaxim Sobolev #define	ETHERTYPE_EXPERDATA	0x8049	/* ExperData */
188d04c7d51SMaxim Sobolev #define	ETHERTYPE_VEXP		0x805B	/* Stanford V Kernel exp. */
189d04c7d51SMaxim Sobolev #define	ETHERTYPE_VPROD		0x805C	/* Stanford V Kernel prod. */
190d04c7d51SMaxim Sobolev #define	ETHERTYPE_ES		0x805D	/* Evans & Sutherland */
191d04c7d51SMaxim Sobolev #define	ETHERTYPE_LITTLE	0x8060	/* Little Machines */
192d04c7d51SMaxim Sobolev #define	ETHERTYPE_COUNTERPOINT	0x8062	/* Counterpoint Computers */
193d04c7d51SMaxim Sobolev 		    /* 0x8065 - 0x8066	   Univ. of Mass @ Amherst */
194d04c7d51SMaxim Sobolev #define	ETHERTYPE_VEECO		0x8067	/* Veeco Integrated Auto. */
195d04c7d51SMaxim Sobolev #define	ETHERTYPE_GENDYN	0x8068	/* General Dynamics */
196d04c7d51SMaxim Sobolev #define	ETHERTYPE_ATT		0x8069	/* AT&T */
197d04c7d51SMaxim Sobolev #define	ETHERTYPE_AUTOPHON	0x806A	/* Autophon */
198d04c7d51SMaxim Sobolev #define	ETHERTYPE_COMDESIGN	0x806C	/* ComDesign */
199d04c7d51SMaxim Sobolev #define	ETHERTYPE_COMPUGRAPHIC	0x806D	/* Compugraphic Corporation */
200d04c7d51SMaxim Sobolev 		    /* 0x806E - 0x8077	   Landmark Graphics Corp. */
201d04c7d51SMaxim Sobolev #define	ETHERTYPE_MATRA		0x807A	/* Matra */
202d04c7d51SMaxim Sobolev #define	ETHERTYPE_DDE		0x807B	/* Dansk Data Elektronik */
203d04c7d51SMaxim Sobolev #define	ETHERTYPE_MERIT		0x807C	/* Merit Internodal (or Univ of Michigan?) */
204d04c7d51SMaxim Sobolev 		    /* 0x807D - 0x807F	   Vitalink Communications */
205d04c7d51SMaxim Sobolev #define	ETHERTYPE_VLTLMAN	0x8080	/* Vitalink TransLAN III Management */
206d04c7d51SMaxim Sobolev 		    /* 0x8081 - 0x8083	   Counterpoint Computers */
207d04c7d51SMaxim Sobolev 		    /* 0x8088 - 0x808A	   Xyplex */
208d04c7d51SMaxim Sobolev #define	ETHERTYPE_ATALK		0x809B	/* AppleTalk */
209d04c7d51SMaxim Sobolev #define	ETHERTYPE_AT		ETHERTYPE_ATALK		/* old NetBSD */
210d04c7d51SMaxim Sobolev #define	ETHERTYPE_APPLETALK	ETHERTYPE_ATALK		/* HP-UX */
211d04c7d51SMaxim Sobolev 		    /* 0x809C - 0x809E	   Datability */
212d04c7d51SMaxim Sobolev #define	ETHERTYPE_SPIDER	0x809F	/* Spider Systems Ltd. */
213d04c7d51SMaxim Sobolev 			     /* 0x80A3	   Nixdorf */
214d04c7d51SMaxim Sobolev 		    /* 0x80A4 - 0x80B3	   Siemens Gammasonics Inc. */
215d04c7d51SMaxim Sobolev 		    /* 0x80C0 - 0x80C3	   DCA (Digital Comm. Assoc.) Data Exchange Cluster */
216d04c7d51SMaxim Sobolev 		    /* 0x80C4 - 0x80C5	   Banyan Systems */
217d04c7d51SMaxim Sobolev #define	ETHERTYPE_PACER		0x80C6	/* Pacer Software */
218d04c7d51SMaxim Sobolev #define	ETHERTYPE_APPLITEK	0x80C7	/* Applitek Corporation */
219d04c7d51SMaxim Sobolev 		    /* 0x80C8 - 0x80CC	   Intergraph Corporation */
220d04c7d51SMaxim Sobolev 		    /* 0x80CD - 0x80CE	   Harris Corporation */
221d04c7d51SMaxim Sobolev 		    /* 0x80CF - 0x80D2	   Taylor Instrument */
222d04c7d51SMaxim Sobolev 		    /* 0x80D3 - 0x80D4	   Rosemount Corporation */
223d04c7d51SMaxim Sobolev #define	ETHERTYPE_SNA		0x80D5	/* IBM SNA Services over Ethernet */
224d04c7d51SMaxim Sobolev #define	ETHERTYPE_VARIAN	0x80DD	/* Varian Associates */
225d04c7d51SMaxim Sobolev 		    /* 0x80DE - 0x80DF	   TRFS (Integrated Solutions Transparent Remote File System) */
226d04c7d51SMaxim Sobolev 		    /* 0x80E0 - 0x80E3	   Allen-Bradley */
227d04c7d51SMaxim Sobolev 		    /* 0x80E4 - 0x80F0	   Datability */
228d04c7d51SMaxim Sobolev #define	ETHERTYPE_RETIX		0x80F2	/* Retix */
229d04c7d51SMaxim Sobolev #define	ETHERTYPE_AARP		0x80F3	/* AppleTalk AARP */
230d04c7d51SMaxim Sobolev 		    /* 0x80F4 - 0x80F5	   Kinetics */
231d04c7d51SMaxim Sobolev #define	ETHERTYPE_APOLLO	0x80F7	/* Apollo Computer */
232d04c7d51SMaxim Sobolev #define ETHERTYPE_VLAN		0x8100	/* IEEE 802.1Q VLAN tagging (XXX conflicts) */
233d04c7d51SMaxim Sobolev 		    /* 0x80FF - 0x8101	   Wellfleet Communications (XXX conflicts) */
234d04c7d51SMaxim Sobolev #define	ETHERTYPE_BOFL		0x8102	/* Wellfleet; BOFL (Breath OF Life) pkts [every 5-10 secs.] */
235d04c7d51SMaxim Sobolev #define	ETHERTYPE_WELLFLEET	0x8103	/* Wellfleet Communications */
236d04c7d51SMaxim Sobolev 		    /* 0x8107 - 0x8109	   Symbolics Private */
237d04c7d51SMaxim Sobolev #define	ETHERTYPE_TALARIS	0x812B	/* Talaris */
238d04c7d51SMaxim Sobolev #define	ETHERTYPE_WATERLOO	0x8130	/* Waterloo Microsystems Inc. (XXX which?) */
239d04c7d51SMaxim Sobolev #define	ETHERTYPE_HAYES		0x8130	/* Hayes Microcomputers (XXX which?) */
240d04c7d51SMaxim Sobolev #define	ETHERTYPE_VGLAB		0x8131	/* VG Laboratory Systems */
241d04c7d51SMaxim Sobolev 		    /* 0x8132 - 0x8137	   Bridge Communications */
242d04c7d51SMaxim Sobolev #define	ETHERTYPE_IPX		0x8137	/* Novell (old) NetWare IPX (ECONFIG E option) */
243d04c7d51SMaxim Sobolev #define	ETHERTYPE_NOVELL	0x8138	/* Novell, Inc. */
244d04c7d51SMaxim Sobolev 		    /* 0x8139 - 0x813D	   KTI */
245d04c7d51SMaxim Sobolev #define	ETHERTYPE_MUMPS		0x813F	/* M/MUMPS data sharing */
246d04c7d51SMaxim Sobolev #define	ETHERTYPE_AMOEBA	0x8145	/* Vrije Universiteit (NL) Amoeba 4 RPC (obsolete) */
247d04c7d51SMaxim Sobolev #define	ETHERTYPE_FLIP		0x8146	/* Vrije Universiteit (NL) FLIP (Fast Local Internet Protocol) */
248d04c7d51SMaxim Sobolev #define	ETHERTYPE_VURESERVED	0x8147	/* Vrije Universiteit (NL) [reserved] */
249d04c7d51SMaxim Sobolev #define	ETHERTYPE_LOGICRAFT	0x8148	/* Logicraft */
250d04c7d51SMaxim Sobolev #define	ETHERTYPE_NCD		0x8149	/* Network Computing Devices */
251d04c7d51SMaxim Sobolev #define	ETHERTYPE_ALPHA		0x814A	/* Alpha Micro */
252d04c7d51SMaxim Sobolev #define	ETHERTYPE_SNMP		0x814C	/* SNMP over Ethernet (see RFC1089) */
253d04c7d51SMaxim Sobolev 		    /* 0x814D - 0x814E	   BIIN */
254d04c7d51SMaxim Sobolev #define	ETHERTYPE_TEC	0x814F	/* Technically Elite Concepts */
255d04c7d51SMaxim Sobolev #define	ETHERTYPE_RATIONAL	0x8150	/* Rational Corp */
256d04c7d51SMaxim Sobolev 		    /* 0x8151 - 0x8153	   Qualcomm */
257d04c7d51SMaxim Sobolev 		    /* 0x815C - 0x815E	   Computer Protocol Pty Ltd */
258d04c7d51SMaxim Sobolev 		    /* 0x8164 - 0x8166	   Charles River Data Systems */
259d04c7d51SMaxim Sobolev #define	ETHERTYPE_XTP		0x817D	/* Protocol Engines XTP */
260d04c7d51SMaxim Sobolev #define	ETHERTYPE_SGITW		0x817E	/* SGI/Time Warner prop. */
261d04c7d51SMaxim Sobolev #define	ETHERTYPE_HIPPI_FP	0x8180	/* HIPPI-FP encapsulation */
262d04c7d51SMaxim Sobolev #define	ETHERTYPE_STP		0x8181	/* Scheduled Transfer STP, HIPPI-ST */
263d04c7d51SMaxim Sobolev 		    /* 0x8182 - 0x8183	   Reserved for HIPPI-6400 */
264d04c7d51SMaxim Sobolev 		    /* 0x8184 - 0x818C	   SGI prop. */
265d04c7d51SMaxim Sobolev #define	ETHERTYPE_MOTOROLA	0x818D	/* Motorola */
266d04c7d51SMaxim Sobolev #define	ETHERTYPE_NETBEUI	0x8191	/* PowerLAN NetBIOS/NetBEUI (PC) */
267d04c7d51SMaxim Sobolev 		    /* 0x819A - 0x81A3	   RAD Network Devices */
268d04c7d51SMaxim Sobolev 		    /* 0x81B7 - 0x81B9	   Xyplex */
269d04c7d51SMaxim Sobolev 		    /* 0x81CC - 0x81D5	   Apricot Computers */
270d04c7d51SMaxim Sobolev 		    /* 0x81D6 - 0x81DD	   Artisoft Lantastic */
271d04c7d51SMaxim Sobolev 		    /* 0x81E6 - 0x81EF	   Polygon */
272d04c7d51SMaxim Sobolev 		    /* 0x81F0 - 0x81F2	   Comsat Labs */
273d04c7d51SMaxim Sobolev 		    /* 0x81F3 - 0x81F5	   SAIC */
274d04c7d51SMaxim Sobolev 		    /* 0x81F6 - 0x81F8	   VG Analytical */
275d04c7d51SMaxim Sobolev 		    /* 0x8203 - 0x8205	   QNX Software Systems Ltd. */
276d04c7d51SMaxim Sobolev 		    /* 0x8221 - 0x8222	   Ascom Banking Systems */
277d04c7d51SMaxim Sobolev 		    /* 0x823E - 0x8240	   Advanced Encryption Systems */
278d04c7d51SMaxim Sobolev 		    /* 0x8263 - 0x826A	   Charles River Data Systems */
279d04c7d51SMaxim Sobolev 		    /* 0x827F - 0x8282	   Athena Programming */
280d04c7d51SMaxim Sobolev 		    /* 0x829A - 0x829B	   Inst Ind Info Tech */
281d04c7d51SMaxim Sobolev 		    /* 0x829C - 0x82AB	   Taurus Controls */
282d04c7d51SMaxim Sobolev 		    /* 0x82AC - 0x8693	   Walker Richer & Quinn */
283d04c7d51SMaxim Sobolev #define	ETHERTYPE_ACCTON	0x8390	/* Accton Technologies (unregistered) */
284d04c7d51SMaxim Sobolev #define	ETHERTYPE_TALARISMC	0x852B	/* Talaris multicast */
285d04c7d51SMaxim Sobolev #define	ETHERTYPE_KALPANA	0x8582	/* Kalpana */
286d04c7d51SMaxim Sobolev 		    /* 0x8694 - 0x869D	   Idea Courier */
287d04c7d51SMaxim Sobolev 		    /* 0x869E - 0x86A1	   Computer Network Tech */
288d04c7d51SMaxim Sobolev 		    /* 0x86A3 - 0x86AC	   Gateway Communications */
289d04c7d51SMaxim Sobolev #define	ETHERTYPE_SECTRA	0x86DB	/* SECTRA */
290d04c7d51SMaxim Sobolev #define	ETHERTYPE_IPV6		0x86DD	/* IP protocol version 6 */
291d04c7d51SMaxim Sobolev #define	ETHERTYPE_DELTACON	0x86DE	/* Delta Controls */
292d04c7d51SMaxim Sobolev #define	ETHERTYPE_ATOMIC	0x86DF	/* ATOMIC */
293d04c7d51SMaxim Sobolev 		    /* 0x86E0 - 0x86EF	   Landis & Gyr Powers */
294d04c7d51SMaxim Sobolev 		    /* 0x8700 - 0x8710	   Motorola */
295d04c7d51SMaxim Sobolev #define	ETHERTYPE_RDP		0x8739	/* Control Technology Inc. RDP Without IP */
296d04c7d51SMaxim Sobolev #define	ETHERTYPE_MICP		0x873A	/* Control Technology Inc. Mcast Industrial Ctrl Proto. */
297d04c7d51SMaxim Sobolev 		    /* 0x873B - 0x873C	   Control Technology Inc. Proprietary */
298d04c7d51SMaxim Sobolev #define	ETHERTYPE_TCPCOMP	0x876B	/* TCP/IP Compression (RFC1701) */
299d04c7d51SMaxim Sobolev #define	ETHERTYPE_IPAS		0x876C	/* IP Autonomous Systems (RFC1701) */
300d04c7d51SMaxim Sobolev #define	ETHERTYPE_SECUREDATA	0x876D	/* Secure Data (RFC1701) */
301d04c7d51SMaxim Sobolev #define	ETHERTYPE_FLOWCONTROL	0x8808	/* 802.3x flow control packet */
302d04c7d51SMaxim Sobolev #define	ETHERTYPE_PPP		0x880B	/* PPP (obsolete by PPPOE) */
303d04c7d51SMaxim Sobolev #define	ETHERTYPE_HITACHI	0x8820	/* Hitachi Cable (Optoelectronic Systems Laboratory) */
304d04c7d51SMaxim Sobolev #define	ETHERTYPE_MPLS		0x8847	/* MPLS Unicast */
305d04c7d51SMaxim Sobolev #define	ETHERTYPE_MPLS_MCAST	0x8848	/* MPLS Multicast */
306d04c7d51SMaxim Sobolev #define	ETHERTYPE_AXIS		0x8856	/* Axis Communications AB proprietary bootstrap/config */
307d04c7d51SMaxim Sobolev #define	ETHERTYPE_PPPOEDISC	0x8863	/* PPP Over Ethernet Discovery Stage */
308d04c7d51SMaxim Sobolev #define	ETHERTYPE_PPPOE		0x8864	/* PPP Over Ethernet Session Stage */
309d04c7d51SMaxim Sobolev #define	ETHERTYPE_LANPROBE	0x8888	/* HP LanProbe test? */
310d04c7d51SMaxim Sobolev #define	ETHERTYPE_LOOPBACK	0x9000	/* Loopback: used to test interfaces */
311d04c7d51SMaxim Sobolev #define	ETHERTYPE_LBACK		ETHERTYPE_LOOPBACK	/* DEC MOP loopback */
312d04c7d51SMaxim Sobolev #define	ETHERTYPE_XNSSM		0x9001	/* 3Com (Formerly Bridge Communications), XNS Systems Management */
313d04c7d51SMaxim Sobolev #define	ETHERTYPE_TCPSM		0x9002	/* 3Com (Formerly Bridge Communications), TCP/IP Systems Management */
314d04c7d51SMaxim Sobolev #define	ETHERTYPE_BCLOOP	0x9003	/* 3Com (Formerly Bridge Communications), loopback detection */
315d04c7d51SMaxim Sobolev #define	ETHERTYPE_DEBNI		0xAAAA	/* DECNET? Used by VAX 6220 DEBNI */
316d04c7d51SMaxim Sobolev #define	ETHERTYPE_SONIX		0xFAF5	/* Sonix Arpeggio */
317d04c7d51SMaxim Sobolev #define	ETHERTYPE_VITAL		0xFF00	/* BBN VITAL-LanBridge cache wakeups */
318d04c7d51SMaxim Sobolev 		    /* 0xFF00 - 0xFFOF	   ISC Bunker Ramo */
319d04c7d51SMaxim Sobolev 
320d04c7d51SMaxim Sobolev #define	ETHERTYPE_MAX		0xFFFF	/* Maximum valid ethernet type, reserved */
3219cb3aff2SGarrett Wollman 
3229cb3aff2SGarrett Wollman /*
3239cb3aff2SGarrett Wollman  * The ETHERTYPE_NTRAILER packet types starting at ETHERTYPE_TRAIL have
3249cb3aff2SGarrett Wollman  * (type-ETHERTYPE_TRAIL)*512 bytes of data followed
3259cb3aff2SGarrett Wollman  * by an ETHER type (as given above) and then the (variable-length) header.
3269cb3aff2SGarrett Wollman  */
3279cb3aff2SGarrett Wollman #define	ETHERTYPE_TRAIL		0x1000		/* Trailer packet */
3289cb3aff2SGarrett Wollman #define	ETHERTYPE_NTRAILER	16
3299cb3aff2SGarrett Wollman 
3309cb3aff2SGarrett Wollman #define	ETHERMTU	(ETHER_MAX_LEN-ETHER_HDR_LEN-ETHER_CRC_LEN)
3319cb3aff2SGarrett Wollman #define	ETHERMIN	(ETHER_MIN_LEN-ETHER_HDR_LEN-ETHER_CRC_LEN)
3329cb3aff2SGarrett Wollman 
333e1e1452dSArchie Cobbs #ifdef _KERNEL
334e1e1452dSArchie Cobbs 
33521b8ebd9SArchie Cobbs /*
33621b8ebd9SArchie Cobbs  * For device drivers to specify whether they support BPF or not
33721b8ebd9SArchie Cobbs  */
33821b8ebd9SArchie Cobbs #define ETHER_BPF_UNSUPPORTED	0
33921b8ebd9SArchie Cobbs #define ETHER_BPF_SUPPORTED	1
34021b8ebd9SArchie Cobbs 
34144ce4b7dSArchie Cobbs struct ifnet;
34244ce4b7dSArchie Cobbs struct mbuf;
34344ce4b7dSArchie Cobbs 
344e1e1452dSArchie Cobbs extern	void (*ng_ether_input_p)(struct ifnet *ifp,
345e1e1452dSArchie Cobbs 		struct mbuf **mp, struct ether_header *eh);
346e1e1452dSArchie Cobbs extern	void (*ng_ether_input_orphan_p)(struct ifnet *ifp,
347e1e1452dSArchie Cobbs 		struct mbuf *m, struct ether_header *eh);
348e1e1452dSArchie Cobbs extern	int  (*ng_ether_output_p)(struct ifnet *ifp, struct mbuf **mp);
349e1e1452dSArchie Cobbs extern	void (*ng_ether_attach_p)(struct ifnet *ifp);
350e1e1452dSArchie Cobbs extern	void (*ng_ether_detach_p)(struct ifnet *ifp);
351e1e1452dSArchie Cobbs 
3529d4fe4b2SBrooks Davis extern	int (*vlan_input_p)(struct ether_header *eh, struct mbuf *m);
3539d4fe4b2SBrooks Davis extern	int (*vlan_input_tag_p)(struct ether_header *eh, struct mbuf *m,
3549d4fe4b2SBrooks Davis 		u_int16_t t);
3559d4fe4b2SBrooks Davis 
356437e48e9SBrooks Davis #define	VLAN_INPUT_TAG(eh, m, t) do {			\
3579d4fe4b2SBrooks Davis 	/* XXX: lock */					\
3587d3e4c6eSLuigi Rizzo 	if (vlan_input_tag_p != NULL) 			\
3597d3e4c6eSLuigi Rizzo 		(*vlan_input_tag_p)(eh, m, t);		\
3607d3e4c6eSLuigi Rizzo 	else {						\
3617d3e4c6eSLuigi Rizzo 		(m)->m_pkthdr.rcvif->if_noproto++;	\
3627d3e4c6eSLuigi Rizzo 		m_freem(m);				\
3637d3e4c6eSLuigi Rizzo 	}						\
3649d4fe4b2SBrooks Davis 	/* XXX: unlock */				\
3659d4fe4b2SBrooks Davis } while (0)
3669d4fe4b2SBrooks Davis 
367e1e1452dSArchie Cobbs #else /* _KERNEL */
368e1e1452dSArchie Cobbs 
369992af1d0SGarrett Wollman #include <sys/cdefs.h>
370992af1d0SGarrett Wollman 
37118fe1007SBill Paul /*
37218fe1007SBill Paul  * Ethernet address conversion/parsing routines.
37318fe1007SBill Paul  */
37432341648SBruce Evans __BEGIN_DECLS
375929ddbbbSAlfred Perlstein struct	ether_addr *ether_aton(const char *);
376929ddbbbSAlfred Perlstein int	ether_hostton(const char *, struct ether_addr *);
377929ddbbbSAlfred Perlstein int	ether_line(const char *, struct ether_addr *, char *);
378929ddbbbSAlfred Perlstein char 	*ether_ntoa(const struct ether_addr *);
379929ddbbbSAlfred Perlstein int	ether_ntohost(char *, const struct ether_addr *);
38032341648SBruce Evans __END_DECLS
381e1e1452dSArchie Cobbs 
382e1e1452dSArchie Cobbs #endif /* !_KERNEL */
38332341648SBruce Evans 
38432341648SBruce Evans #endif /* !_NET_ETHERNET_H_ */
385