1#ifndef _NF_QUEUE_H 2#define _NF_QUEUE_H 3 4/* Each queued (to userspace) skbuff has one of these. */ 5struct nf_queue_entry { 6 struct list_head list; 7 struct sk_buff *skb; 8 unsigned int id; 9 10 struct nf_hook_ops *elem; 11 u_int8_t pf; 12 unsigned int hook; 13 struct net_device *indev; 14 struct net_device *outdev; 15 int (*okfn)(struct sk_buff *); 16}; 17 18#define nf_queue_entry_reroute(x) ((void *)x + sizeof(struct nf_queue_entry)) 19 20/* Packet queuing */ 21struct nf_queue_handler { 22 int (*outfn)(struct nf_queue_entry *entry, 23 unsigned int queuenum); 24 char *name; 25}; 26 27extern int nf_register_queue_handler(u_int8_t pf, 28 const struct nf_queue_handler *qh); 29extern int nf_unregister_queue_handler(u_int8_t pf, 30 const struct nf_queue_handler *qh); 31extern void nf_unregister_queue_handlers(const struct nf_queue_handler *qh); 32extern void nf_reinject(struct nf_queue_entry *entry, unsigned int verdict); 33 34#endif /* _NF_QUEUE_H */ 35