| | 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, <[email protected]> |
| | 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 | |
| | 24 | extern struct proto raw_prot; |
| | 25 | |
| | 26 | extern struct raw_hashinfo raw_v4_hashinfo; |
| | 27 | struct sock *__raw_v4_lookup(struct net *net, struct sock *sk, |
| | 28 | unsigned short num, __be32 raddr, |
| | 29 | __be32 laddr, int dif); |
| | 30 | |
| | 31 | int raw_abort(struct sock *sk, int err); |
| | 32 | void raw_icmp_error(struct sk_buff *, int, u32); |
| | 33 | int raw_local_deliver(struct sk_buff *, int); |
| | 34 | |
| | 35 | int raw_rcv(struct sock *, struct sk_buff *); |
| | 36 | |
| | 37 | #define RAW_HTABLE_SIZE MAX_INET_PROTOS |
| | 38 | |
| | 39 | struct raw_hashinfo { |
| | 40 | rwlock_t lock; |
| | 41 | struct hlist_head ht[RAW_HTABLE_SIZE]; |
| | 42 | }; |
| | 43 | |
| | 44 | #ifdef CONFIG_PROC_FS |
| | 45 | int raw_proc_init(void); |
| | 46 | void raw_proc_exit(void); |
| | 47 | |
| | 48 | struct raw_iter_state { |
| | 49 | struct seq_net_private p; |
| | 50 | int bucket; |
| | 51 | struct raw_hashinfo *h; |
| | 52 | }; |
| | 53 | |
| | 54 | static inline struct raw_iter_state *raw_seq_private(struct seq_file *seq) |
| | 55 | { |
| | 56 | return seq->private; |
| | 57 | } |
| | 58 | void *raw_seq_start(struct seq_file *seq, loff_t *pos); |
| | 59 | void *raw_seq_next(struct seq_file *seq, void *v, loff_t *pos); |
| | 60 | void raw_seq_stop(struct seq_file *seq, void *v); |
| | 61 | int raw_seq_open(struct inode *ino, struct file *file, |
| | 62 | struct raw_hashinfo *h, const struct seq_operations *ops); |
| | 63 | |
| | 64 | #endif |
| | 65 | |
| | 66 | int raw_hash_sk(struct sock *sk); |
| | 67 | void raw_unhash_sk(struct sock *sk); |
| | 68 | |
| | 69 | struct raw_sock { |
| | 70 | /* inet_sock has to be the first member */ |
| | 71 | struct inet_sock inet; |
| | 72 | struct icmp_filter filter; |
| | 73 | u32 ipmr_table; |
| | 74 | }; |
| | 75 | |
| | 76 | static inline struct raw_sock *raw_sk(const struct sock *sk) |
| | 77 | { |
| | 78 | return (struct raw_sock *)sk; |
| | 79 | } |
| | 80 | |
| | 81 | #endif /* _RAW_H */ |
projects / linux.git / blame_incremental