51 строка
1.4 KiB
C
51 строка
1.4 KiB
C
/*
|
|
* NET Generic infrastructure for Network protocols.
|
|
*
|
|
* Authors: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version
|
|
* 2 of the License, or (at your option) any later version.
|
|
*/
|
|
#ifndef _TIMEWAIT_SOCK_H
|
|
#define _TIMEWAIT_SOCK_H
|
|
|
|
#include <linux/slab.h>
|
|
#include <net/sock.h>
|
|
|
|
struct timewait_sock_ops {
|
|
struct kmem_cache *twsk_slab;
|
|
char *twsk_slab_name;
|
|
unsigned int twsk_obj_size;
|
|
int (*twsk_unique)(struct sock *sk,
|
|
struct sock *sktw, void *twp);
|
|
void (*twsk_destructor)(struct sock *sk);
|
|
void *(*twsk_getpeer)(struct sock *sk);
|
|
};
|
|
|
|
static inline int twsk_unique(struct sock *sk, struct sock *sktw, void *twp)
|
|
{
|
|
if (sk->sk_prot->twsk_prot->twsk_unique != NULL)
|
|
return sk->sk_prot->twsk_prot->twsk_unique(sk, sktw, twp);
|
|
return 0;
|
|
}
|
|
|
|
static inline void twsk_destructor(struct sock *sk)
|
|
{
|
|
BUG_ON(sk == NULL);
|
|
BUG_ON(sk->sk_prot == NULL);
|
|
BUG_ON(sk->sk_prot->twsk_prot == NULL);
|
|
if (sk->sk_prot->twsk_prot->twsk_destructor != NULL)
|
|
sk->sk_prot->twsk_prot->twsk_destructor(sk);
|
|
}
|
|
|
|
static inline void *twsk_getpeer(struct sock *sk)
|
|
{
|
|
if (sk->sk_prot->twsk_prot->twsk_getpeer)
|
|
return sk->sk_prot->twsk_prot->twsk_getpeer(sk);
|
|
return NULL;
|
|
}
|
|
|
|
#endif /* _TIMEWAIT_SOCK_H */
|