[mirror_ubuntu-jammy-kernel.git] / include / net / timewait_sock.h

/* 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 */
Commit	Line	Data
2874c5fd	1	/* SPDX-License-Identifier: GPL-2.0-or-later */
6d6ee43e ACM	2	/*
	3	* NET Generic infrastructure for Network protocols.
	4	*
	5	* Authors: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
6d6ee43e ACM	6	*/
	7	#ifndef _TIMEWAIT_SOCK_H
	8	#define _TIMEWAIT_SOCK_H
	9
	10	#include <linux/slab.h>
187f1882	11	#include <linux/bug.h>
6d6ee43e ACM	12	#include <net/sock.h>
	13
	14	struct timewait_sock_ops {
e18b890b	15	struct kmem_cache *twsk_slab;
7e56b5d6	16	char *twsk_slab_name;
6d6ee43e ACM	17	unsigned int twsk_obj_size;
	18	int (twsk_unique)(struct sock sk,
	19	struct sock sktw, void twp);
42b6785e	20	void (twsk_destructor)(struct sock sk);
6d6ee43e ACM	21	};
	22
	23	static inline int twsk_unique(struct sock sk, struct sock sktw, void *twp)
	24	{
	25	if (sk->sk_prot->twsk_prot->twsk_unique != NULL)
	26	return sk->sk_prot->twsk_prot->twsk_unique(sk, sktw, twp);
	27	return 0;
	28	}
	29
42b6785e YH	30	static inline void twsk_destructor(struct sock *sk)
	31	{
	32	if (sk->sk_prot->twsk_prot->twsk_destructor != NULL)
	33	sk->sk_prot->twsk_prot->twsk_destructor(sk);
	34	}
	35
6d6ee43e	36	#endif /* _TIMEWAIT_SOCK_H */