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6d6ee43e ACM |
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> | |
187f1882 | 15 | #include <linux/bug.h> |
6d6ee43e ACM |
16 | #include <net/sock.h> |
17 | ||
18 | struct timewait_sock_ops { | |
e18b890b | 19 | struct kmem_cache *twsk_slab; |
7e56b5d6 | 20 | char *twsk_slab_name; |
6d6ee43e ACM |
21 | unsigned int twsk_obj_size; |
22 | int (*twsk_unique)(struct sock *sk, | |
23 | struct sock *sktw, void *twp); | |
42b6785e | 24 | void (*twsk_destructor)(struct sock *sk); |
6d6ee43e ACM |
25 | }; |
26 | ||
27 | static 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 | ||
42b6785e YH |
34 | static inline void twsk_destructor(struct sock *sk) |
35 | { | |
cfb6eeb4 YH |
36 | BUG_ON(sk == NULL); |
37 | BUG_ON(sk->sk_prot == NULL); | |
38 | BUG_ON(sk->sk_prot->twsk_prot == NULL); | |
42b6785e YH |
39 | if (sk->sk_prot->twsk_prot->twsk_destructor != NULL) |
40 | sk->sk_prot->twsk_prot->twsk_destructor(sk); | |
41 | } | |
42 | ||
6d6ee43e | 43 | #endif /* _TIMEWAIT_SOCK_H */ |