1/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
2/*
3 * INET An implementation of the TCP/IP protocol suite for the LINUX
4 * operating system. INET is implemented using the BSD Socket
5 * interface as the means of communication with the user level.
6 *
7 * Definitions for the Interfaces handler.
8 *
9 * Version: @(#)dev.h 1.0.10 08/12/93
10 *
11 * Authors: Ross Biro
12 * Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
13 * Corey Minyard <wf-rch!minyard@relay.EU.net>
14 * Donald J. Becker, <becker@cesdis.gsfc.nasa.gov>
15 * Alan Cox, <alan@lxorguk.ukuu.org.uk>
16 * Bjorn Ekwall. <bj0rn@blox.se>
17 * Pekka Riikonen <priikone@poseidon.pspt.fi>
18 *
19 * This program is free software; you can redistribute it and/or
20 * modify it under the terms of the GNU General Public License
21 * as published by the Free Software Foundation; either version
22 * 2 of the License, or (at your option) any later version.
23 *
24 * Moved to /usr/include/linux for NET3
25 */
26#ifndef _LINUX_NETDEVICE_H
27#define _LINUX_NETDEVICE_H
28
29#include <linux/if.h>
30#include <linux/if_ether.h>
31#include <linux/if_packet.h>
32#include <linux/if_link.h>
33
34
35#define MAX_ADDR_LEN 32 /* Largest hardware address length */
36
37/* Initial net device group. All devices belong to group 0 by default. */
38#define INIT_NETDEV_GROUP 0
39
40
41/* interface name assignment types (sysfs name_assign_type attribute) */
42#define NET_NAME_UNKNOWN 0 /* unknown origin (not exposed to userspace) */
43#define NET_NAME_ENUM 1 /* enumerated by kernel */
44#define NET_NAME_PREDICTABLE 2 /* predictably named by the kernel */
45#define NET_NAME_USER 3 /* provided by user-space */
46#define NET_NAME_RENAMED 4 /* renamed by user-space */
47
48/* Media selection options. */
49enum {
50 IF_PORT_UNKNOWN = 0,
51 IF_PORT_10BASE2,
52 IF_PORT_10BASET,
53 IF_PORT_AUI,
54 IF_PORT_100BASET,
55 IF_PORT_100BASETX,
56 IF_PORT_100BASEFX
57};
58
59/* hardware address assignment types */
60#define NET_ADDR_PERM 0 /* address is permanent (default) */
61#define NET_ADDR_RANDOM 1 /* address is generated randomly */
62#define NET_ADDR_STOLEN 2 /* address is stolen from other device */
63#define NET_ADDR_SET 3 /* address is set using
64 * dev_set_mac_address() */
65
66#endif /* _LINUX_NETDEVICE_H */
67

source code of include/linux/netdevice.h