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Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +01001/* SPDX-License-Identifier: GPL-2.0 */
Linus Torvalds1da177e2005-04-16 15:20:36 -07002/*
Linus Torvalds1da177e2005-04-16 15:20:36 -07003 * Copyright (C) 1997 Martin Mares
4 *
5 * Automatic IP Layer Configuration
6 */
7
8/* The following are initdata: */
9
Jakub Kicinski949d6b42022-07-20 16:57:58 -070010#include <linux/types.h>
11
Linus Torvalds1da177e2005-04-16 15:20:36 -070012extern int ic_proto_enabled; /* Protocols enabled (see IC_xxx) */
13extern int ic_set_manually; /* IPconfig parameters set manually */
14
Al Viro5a874db2006-11-08 00:19:38 -080015extern __be32 ic_myaddr; /* My IP address */
16extern __be32 ic_gateway; /* Gateway IP address */
Linus Torvalds1da177e2005-04-16 15:20:36 -070017
Al Viro5a874db2006-11-08 00:19:38 -080018extern __be32 ic_servaddr; /* Boot server IP address */
Linus Torvalds1da177e2005-04-16 15:20:36 -070019
Al Viro5a874db2006-11-08 00:19:38 -080020extern __be32 root_server_addr; /* Address of NFS server */
Linus Torvalds1da177e2005-04-16 15:20:36 -070021extern u8 root_server_path[]; /* Path to mount as root */
22
23
24/* bits in ic_proto_{enabled,used} */
25#define IC_PROTO 0xFF /* Protocols mask: */
26#define IC_BOOTP 0x01 /* BOOTP (or DHCP, see below) */
27#define IC_RARP 0x02 /* RARP */
28#define IC_USE_DHCP 0x100 /* If on, use DHCP instead of BOOTP */