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 *		Definitions for the RAW-IP module.
7 *
8 * Version:	@(#)raw.h	1.0.2	05/07/93
9 *
10 * Author:	Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
11 *
12 *		This program is free software; you can redistribute it and/or
13 *		modify it under the terms of the GNU General Public License
14 *		as published by the Free Software Foundation; either version
15 *		2 of the License, or (at your option) any later version.
16 */
17#ifndef _RAW_H
18#define _RAW_H
19
20
21#include <net/protocol.h>
22
23extern struct proto raw_prot;
24
25extern void 	raw_err(struct sock *, struct sk_buff *, u32 info);
26extern int 	raw_rcv(struct sock *, struct sk_buff *);
27
28/* Note: v4 ICMP wants to get at this stuff, if you change the
29 *       hashing mechanism, make sure you update icmp.c as well.
30 */
31#define RAWV4_HTABLE_SIZE	MAX_INET_PROTOS
32extern struct hlist_head raw_v4_htable[RAWV4_HTABLE_SIZE];
33
34extern rwlock_t raw_v4_lock;
35
36
37extern struct sock *__raw_v4_lookup(struct sock *sk, unsigned short num,
38				    __be32 raddr, __be32 laddr,
39				    int dif);
40
41extern int raw_v4_input(struct sk_buff *skb, struct iphdr *iph, int hash);
42
43#ifdef CONFIG_PROC_FS
44extern int  raw_proc_init(void);
45extern void raw_proc_exit(void);
46#endif
47
48#endif	/* _RAW_H */
49