1/*
2 * NET Generic infrastructure for Network protocols.
3 *
4 * Authors: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 */
11#ifndef _TIMEWAIT_SOCK_H
12#define _TIMEWAIT_SOCK_H
13
14#include <linux/slab.h>
15#include <linux/bug.h>
16#include <net/sock.h>
17
18struct timewait_sock_ops {
19 struct kmem_cache *twsk_slab;
20 char *twsk_slab_name;
21 unsigned int twsk_obj_size;
22 int (*twsk_unique)(struct sock *sk,
23 struct sock *sktw, void *twp);
24 void (*twsk_destructor)(struct sock *sk);
25};
26
27static inline int twsk_unique(struct sock *sk, struct sock *sktw, void *twp)
28{
29 if (sk->sk_prot->twsk_prot->twsk_unique != NULL)
30 return sk->sk_prot->twsk_prot->twsk_unique(sk, sktw, twp);
31 return 0;
32}
33
34static inline void twsk_destructor(struct sock *sk)
35{
36 if (sk->sk_prot->twsk_prot->twsk_destructor != NULL)
37 sk->sk_prot->twsk_prot->twsk_destructor(sk);
38}
39
40#endif /* _TIMEWAIT_SOCK_H */
41