net/netfilter/nf_internals.h

   1 #ifndef _NF_INTERNALS_H
   2 #define _NF_INTERNALS_H
   3
   4 #include <linux/list.h>
   5 #include <linux/skbuff.h>
   6 #include <linux/netdevice.h>
   7
   8 #ifdef CONFIG_NETFILTER_DEBUG
   9 #define NFDEBUG(format, args...)  printk(KERN_DEBUG format , ## args)
  10 #else
  11 #define NFDEBUG(format, args...)
  12 #endif
  13
  14
  15 /* core.c */
  16 extern unsigned int nf_iterate(struct list_head *head,
  17                                 struct sk_buff *skb,
  18                                 unsigned int hook,
  19                                 const struct net_device *indev,
  20                                 const struct net_device *outdev,
  21                                 struct nf_hook_ops **elemp,
  22                                 int (*okfn)(struct sk_buff *),
  23                                 int hook_thresh);
  24
  25 /* nf_queue.c */
  26 extern int nf_queue(struct sk_buff *skb,
  27                     struct nf_hook_ops *elem,
  28                     u_int8_t pf, unsigned int hook,
  29                     struct net_device *indev,
  30                     struct net_device *outdev,
  31                     int (*okfn)(struct sk_buff *),
  32                     unsigned int queuenum);
  33 extern int __init netfilter_queue_init(void);
  34
  35 /* nf_log.c */
  36 extern int __init netfilter_log_init(void);
  37
  38 #endif