blob: 43c57502659b230c637d9c8d1e21aa986bde3de9 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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
Arnaldo Carvalho de Melo14c85022005-12-27 02:43:12 -020021#include <net/protocol.h>
Patrick McHardyf74e49b2010-04-13 05:03:18 +000022#include <linux/icmp.h>
Arnaldo Carvalho de Melo14c85022005-12-27 02:43:12 -020023
Linus Torvalds1da177e2005-04-16 15:20:36 -070024extern struct proto raw_prot;
25
Pavel Emelyanov7bc54c92007-11-19 22:35:07 -080026void raw_icmp_error(struct sk_buff *, int, u32);
27int raw_local_deliver(struct sk_buff *, int);
28
Linus Torvalds1da177e2005-04-16 15:20:36 -070029extern int raw_rcv(struct sock *, struct sk_buff *);
30
Pavel Emelyanovb673e4d2007-11-19 22:36:45 -080031#define RAW_HTABLE_SIZE MAX_INET_PROTOS
32
33struct raw_hashinfo {
34 rwlock_t lock;
35 struct hlist_head ht[RAW_HTABLE_SIZE];
36};
37
Arnaldo Carvalho de Melo20380732005-08-16 02:18:02 -030038#ifdef CONFIG_PROC_FS
39extern int raw_proc_init(void);
40extern void raw_proc_exit(void);
Pavel Emelyanov42a73802007-11-19 22:38:33 -080041
42struct raw_iter_state {
Pavel Emelyanovf51d5992008-01-14 05:35:57 -080043 struct seq_net_private p;
Pavel Emelyanov42a73802007-11-19 22:38:33 -080044 int bucket;
Pavel Emelyanov42a73802007-11-19 22:38:33 -080045 struct raw_hashinfo *h;
46};
47
48#define raw_seq_private(seq) ((struct raw_iter_state *)(seq)->private)
49void *raw_seq_start(struct seq_file *seq, loff_t *pos);
50void *raw_seq_next(struct seq_file *seq, void *v, loff_t *pos);
51void raw_seq_stop(struct seq_file *seq, void *v);
Denis V. Lunev3046d762008-01-31 03:48:55 -080052int raw_seq_open(struct inode *ino, struct file *file,
53 struct raw_hashinfo *h, const struct seq_operations *ops);
Pavel Emelyanov42a73802007-11-19 22:38:33 -080054
Arnaldo Carvalho de Melo20380732005-08-16 02:18:02 -030055#endif
56
Pavel Emelyanovfc8717b2008-03-22 16:56:51 -070057void raw_hash_sk(struct sock *sk);
58void raw_unhash_sk(struct sock *sk);
Pavel Emelyanov65b4c502007-11-19 22:37:24 -080059
Patrick McHardyf74e49b2010-04-13 05:03:18 +000060struct raw_sock {
61 /* inet_sock has to be the first member */
62 struct inet_sock inet;
63 struct icmp_filter filter;
Patrick McHardyf0ad0862010-04-13 05:03:23 +000064 u32 ipmr_table;
Patrick McHardyf74e49b2010-04-13 05:03:18 +000065};
66
67static inline struct raw_sock *raw_sk(const struct sock *sk)
68{
69 return (struct raw_sock *)sk;
70}
71
Linus Torvalds1da177e2005-04-16 15:20:36 -070072#endif /* _RAW_H */