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#include <linux/icmp.h> 23 24extern struct proto raw_prot; 25 26void raw_icmp_error(struct sk_buff *, int, u32); 27int raw_local_deliver(struct sk_buff *, int); 28 29extern int raw_rcv(struct sock *, struct sk_buff *); 30 31#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 38#ifdef CONFIG_PROC_FS 39extern int raw_proc_init(void); 40extern void raw_proc_exit(void); 41 42struct raw_iter_state { 43 struct seq_net_private p; 44 int bucket; 45 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); 52int raw_seq_open(struct inode *ino, struct file *file, 53 struct raw_hashinfo *h, const struct seq_operations *ops); 54 55#endif 56 57void raw_hash_sk(struct sock *sk); 58void raw_unhash_sk(struct sock *sk); 59 60struct raw_sock { 61 /* inet_sock has to be the first member */ 62 struct inet_sock inet; 63 struct icmp_filter filter; 64 u32 ipmr_table; 65}; 66 67static inline struct raw_sock *raw_sk(const struct sock *sk) 68{ 69 return (struct raw_sock *)sk; 70} 71 72#endif /* _RAW_H */ 73