2 * INETPEER - A storage for permanent information about peers
4 * Version: $Id: inetpeer.h,v 1.2 2002/01/12 07:54:56 davem Exp $
6 * Authors: Andrey V. Savochkin <saw@msu.ru>
9 #ifndef _NET_INETPEER_H
10 #define _NET_INETPEER_H
12 #include <linux/types.h>
13 #include <linux/init.h>
14 #include <linux/jiffies.h>
15 #include <linux/spinlock.h>
16 #include <asm/atomic.h>
20 struct inet_peer *avl_left, *avl_right;
21 struct inet_peer *unused_next, **unused_prevp;
22 __u32 dtime; /* the time of last use of not
23 * referenced entries */
25 __be32 v4daddr; /* peer's address */
27 __u16 ip_id_count; /* IP ID for the next packet */
28 atomic_t rid; /* Frag reception counter */
30 unsigned long tcp_ts_stamp;
33 void inet_initpeers(void) __init;
35 /* can be called with or without local BH being disabled */
36 struct inet_peer *inet_getpeer(__be32 daddr, int create);
38 /* can be called from BH context or outside */
39 extern void inet_putpeer(struct inet_peer *p);
41 extern spinlock_t inet_peer_idlock;
42 /* can be called with or without local BH being disabled */
43 static inline __u16 inet_getid(struct inet_peer *p, int more)
47 spin_lock_bh(&inet_peer_idlock);
49 p->ip_id_count += 1 + more;
50 spin_unlock_bh(&inet_peer_idlock);
54 #endif /* _NET_INETPEER_H */