xref: /openbmc/linux/include/net/raw.h (revision a1e58bbd)
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 
23 extern struct proto raw_prot;
24 
25 void raw_icmp_error(struct sk_buff *, int, u32);
26 int raw_local_deliver(struct sk_buff *, int);
27 
28 extern int 	raw_rcv(struct sock *, struct sk_buff *);
29 
30 #define RAW_HTABLE_SIZE	MAX_INET_PROTOS
31 
32 struct raw_hashinfo {
33 	rwlock_t lock;
34 	struct hlist_head ht[RAW_HTABLE_SIZE];
35 };
36 
37 #ifdef CONFIG_PROC_FS
38 extern int  raw_proc_init(void);
39 extern void raw_proc_exit(void);
40 
41 struct raw_iter_state {
42 	struct seq_net_private p;
43 	int bucket;
44 	struct raw_hashinfo *h;
45 };
46 
47 #define raw_seq_private(seq) ((struct raw_iter_state *)(seq)->private)
48 void *raw_seq_start(struct seq_file *seq, loff_t *pos);
49 void *raw_seq_next(struct seq_file *seq, void *v, loff_t *pos);
50 void raw_seq_stop(struct seq_file *seq, void *v);
51 int raw_seq_open(struct inode *ino, struct file *file,
52 		 struct raw_hashinfo *h, const struct seq_operations *ops);
53 
54 #endif
55 
56 void raw_hash_sk(struct sock *sk, struct raw_hashinfo *h);
57 void raw_unhash_sk(struct sock *sk, struct raw_hashinfo *h);
58 
59 #endif	/* _RAW_H */
60