37 lines
979 B
C
37 lines
979 B
C
#ifndef _NF_QUEUE_H
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#define _NF_QUEUE_H
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/* Each queued (to userspace) skbuff has one of these. */
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struct nf_queue_entry {
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struct list_head list;
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struct sk_buff *skb;
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unsigned int id;
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struct nf_hook_ops *elem;
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u_int8_t pf;
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u16 size; /* sizeof(entry) + saved route keys */
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unsigned int hook;
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struct net_device *indev;
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struct net_device *outdev;
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int (*okfn)(struct sk_buff *);
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/* extra space to store route keys */
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};
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#define nf_queue_entry_reroute(x) ((void *)x + sizeof(struct nf_queue_entry))
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/* Packet queuing */
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struct nf_queue_handler {
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int (*outfn)(struct nf_queue_entry *entry,
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unsigned int queuenum);
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};
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void nf_register_queue_handler(const struct nf_queue_handler *qh);
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void nf_unregister_queue_handler(void);
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extern void nf_reinject(struct nf_queue_entry *entry, unsigned int verdict);
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bool nf_queue_entry_get_refs(struct nf_queue_entry *entry);
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void nf_queue_entry_release_refs(struct nf_queue_entry *entry);
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#endif /* _NF_QUEUE_H */
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