ip_nat_rule.h
上传用户:lgb322
上传日期:2013-02-24
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文件大小:1k
- #ifndef _IP_NAT_RULE_H
- #define _IP_NAT_RULE_H
- #include <linux/netfilter_ipv4/ip_conntrack.h>
- #include <linux/netfilter_ipv4/ip_tables.h>
- #include <linux/netfilter_ipv4/ip_nat.h>
- #ifdef __KERNEL__
- /* Want to be told when we first NAT an expected packet for a conntrack? */
- struct ip_nat_expect
- {
- struct list_head list;
- /* Returns 1 (and sets verdict) if it has setup NAT for this
- connection */
- int (*expect)(struct sk_buff **pskb,
- unsigned int hooknum,
- struct ip_conntrack *ct,
- struct ip_nat_info *info,
- struct ip_conntrack *master,
- struct ip_nat_info *masterinfo,
- unsigned int *verdict);
- };
- extern int ip_nat_expect_register(struct ip_nat_expect *expect);
- extern void ip_nat_expect_unregister(struct ip_nat_expect *expect);
- extern int ip_nat_rule_init(void) __init;
- extern void ip_nat_rule_cleanup(void);
- extern int ip_nat_rule_find(struct sk_buff **pskb,
- unsigned int hooknum,
- const struct net_device *in,
- const struct net_device *out,
- struct ip_conntrack *ct,
- struct ip_nat_info *info);
- #endif
- #endif /* _IP_NAT_RULE_H */