#ifndef _NF_NAT_RULE_H #define _NF_NAT_RULE_H #include <net/netfilter/nf_conntrack.h> #include <net/netfilter/nf_nat.h> #include <linux/netfilter_ipv4/ip_tables.h> extern int nf_nat_rule_init(void) __init; extern void nf_nat_rule_cleanup(void); extern int nf_nat_rule_find(struct sk_buff *skb, unsigned int hooknum, const struct net_device *in, const struct net_device *out, struct nf_conn *ct); extern unsigned int alloc_null_binding(struct nf_conn *ct, unsigned int hooknum); #endif /* _NF_NAT_RULE_H */