xref: /freebsd/sys/compat/linuxkpi/common/include/linux/if_ether.h (revision 657729a89dd578d8cfc70d6616f5c65a48a8b33a)
1 /*-
2  * Copyright (c) 2010 Isilon Systems, Inc.
3  * Copyright (c) 2010 iX Systems, Inc.
4  * Copyright (c) 2010 Panasas, Inc.
5  * Copyright (c) 2013 Mellanox Technologies, Ltd.
6  * All rights reserved.
7  * Copyright (c) 2021-2022 The FreeBSD Foundation
8  *
9  * Portions of this software were developed by Björn Zeeb
10  * under sponsorship from the FreeBSD Foundation.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice unmodified, this list of conditions, and the following
17  *    disclaimer.
18  * 2. Redistributions in binary form must reproduce the above copyright
19  *    notice, this list of conditions and the following disclaimer in the
20  *    documentation and/or other materials provided with the distribution.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  *
33  * $FreeBSD$
34  */
35 #ifndef	_LINUXKPI_LINUX_IF_ETHER_H_
36 #define	_LINUXKPI_LINUX_IF_ETHER_H_
37 
38 #include <linux/types.h>
39 
40 #include <net/ethernet.h>
41 
42 #define ETH_HLEN	ETHER_HDR_LEN   /* Total octets in header. */
43 #ifndef ETH_ALEN
44 #define ETH_ALEN	ETHER_ADDR_LEN
45 #endif
46 #define	ETH_FRAME_LEN	(ETHER_MAX_LEN - ETHER_CRC_LEN)
47 #define ETH_FCS_LEN     4		/* Octets in the FCS */
48 #define VLAN_HLEN       4		/* The additional bytes (on top of the Ethernet header)
49 					 * that VLAN requires. */
50 /*
51  * defined Ethernet Protocol ID's.
52  */
53 #define	ETH_P_ARP	ETHERTYPE_ARP
54 #define	ETH_P_IP	ETHERTYPE_IP
55 #define	ETH_P_IPV6	ETHERTYPE_IPV6
56 #define	ETH_P_MPLS_UC	ETHERTYPE_MPLS
57 #define	ETH_P_MPLS_MC	ETHERTYPE_MPLS_MCAST
58 #define	ETH_P_8021Q	ETHERTYPE_VLAN
59 #define	ETH_P_8021AD	ETHERTYPE_QINQ
60 #define	ETH_P_PAE	ETHERTYPE_PAE
61 #define	ETH_P_802_2	ETHERTYPE_8023
62 #define	ETH_P_IPX	ETHERTYPE_IPX
63 #define	ETH_P_AARP	ETHERTYPE_AARP
64 #define	ETH_P_802_3_MIN	0x05DD		/* See comment in sys/net/ethernet.h */
65 #define	ETH_P_LINK_CTL	0x886C		/* ITU-T G.989.2 */
66 #define	ETH_P_TDLS	0x890D		/* 802.11z-2010, see wpa. */
67 
68 struct ethhdr {
69 	uint8_t		h_dest[ETH_ALEN];
70 	uint8_t		h_source[ETH_ALEN];
71 	uint16_t	h_proto;
72 } __packed;
73 
74 #endif	/* _LINUXKPI_LINUX_IF_ETHER_H_ */
75