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TOMOYO Linux Cross Reference
Linux/include/net/raw.h

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

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