| /* SPDX-License-Identifier: GPL-2.0-or-later */ | 
 | /* | 
 |  * NET		Generic infrastructure for Network protocols. | 
 |  * | 
 |  * Authors:	Arnaldo Carvalho de Melo <acme@conectiva.com.br> | 
 |  */ | 
 | #ifndef _TIMEWAIT_SOCK_H | 
 | #define _TIMEWAIT_SOCK_H | 
 |  | 
 | #include <linux/slab.h> | 
 | #include <linux/bug.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); | 
 | }; | 
 |  | 
 | 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) | 
 | { | 
 | 	if (sk->sk_prot->twsk_prot->twsk_destructor != NULL) | 
 | 		sk->sk_prot->twsk_prot->twsk_destructor(sk); | 
 | } | 
 |  | 
 | #endif /* _TIMEWAIT_SOCK_H */ |