[net-next-2.6.git] / include / net / netfilter / nf_queue.h

#ifndef _NF_QUEUE_H
#define _NF_QUEUE_H

/* Each queued (to userspace) skbuff has one of these. */
struct nf_queue_entry {
	struct list_head	list;
	struct sk_buff		*skb;
	unsigned int		id;

	struct nf_hook_ops	*elem;
	int			pf;
	unsigned int		hook;
	struct net_device	*indev;
	struct net_device	*outdev;
	int			(*okfn)(struct sk_buff *);
};

#define nf_queue_entry_reroute(x) ((void *)x + sizeof(struct nf_queue_entry))

/* Packet queuing */
struct nf_queue_handler {
	int			(*outfn)(struct nf_queue_entry *entry,
					 unsigned int queuenum);
	char			*name;
};

extern int nf_register_queue_handler(int pf,
				     const struct nf_queue_handler *qh);
extern int nf_unregister_queue_handler(int pf,
				       const struct nf_queue_handler *qh);
extern void nf_unregister_queue_handlers(const struct nf_queue_handler *qh);
extern void nf_reinject(struct nf_queue_entry *entry, unsigned int verdict);

#endif /* _NF_QUEUE_H */
Commit	Line	Data
c01cd429 PM	1	#ifndef _NF_QUEUE_H
	2	#define _NF_QUEUE_H
	3
	4	/* Each queued (to userspace) skbuff has one of these. */
02f014d8 PM	5	struct nf_queue_entry {
	6	struct list_head list;
	7	struct sk_buff *skb;
	8	unsigned int id;
	9
c01cd429 PM	10	struct nf_hook_ops *elem;
	11	int pf;
	12	unsigned int hook;
	13	struct net_device *indev;
	14	struct net_device *outdev;
	15	int (okfn)(struct sk_buff );
	16	};
	17
02f014d8	18	#define nf_queue_entry_reroute(x) ((void *)x + sizeof(struct nf_queue_entry))
c01cd429 PM	19
	20	/* Packet queuing */
	21	struct nf_queue_handler {
02f014d8	22	int (outfn)(struct nf_queue_entry entry,
c01cd429 PM	23	unsigned int queuenum);
	24	char *name;
	25	};
	26
	27	extern int nf_register_queue_handler(int pf,
	28	const struct nf_queue_handler *qh);
	29	extern int nf_unregister_queue_handler(int pf,
	30	const struct nf_queue_handler *qh);
	31	extern void nf_unregister_queue_handlers(const struct nf_queue_handler *qh);
02f014d8	32	extern void nf_reinject(struct nf_queue_entry *entry, unsigned int verdict);
c01cd429 PM	33
c01cd429 PM	34	#endif /* _NF_QUEUE_H */