From bce8032ef3cc58170ab3550e9e271dba7b4c4764 Mon Sep 17 00:00:00 2001 From: Patrick McHardy Date: Thu, 6 Apr 2006 14:18:09 -0700 Subject: [NETFILTER]: Introduce infrastructure for address family specific operations Change the queue rerouter intrastructure to a generic usable infrastructure for address family specific operations as a base for some cleanups. Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- include/linux/netfilter.h | 23 ++++++++++++++++------- 1 file changed, 16 insertions(+), 7 deletions(-) (limited to 'include') diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h index 5aa9316..6ee168c 100644 --- a/include/linux/netfilter.h +++ b/include/linux/netfilter.h @@ -283,16 +283,25 @@ extern void nf_invalidate_cache(int pf); Returns true or false. */ extern int skb_make_writable(struct sk_buff **pskb, unsigned int writable_len); -struct nf_queue_rerouter { - void (*save)(const struct sk_buff *skb, struct nf_info *info); - int (*reroute)(struct sk_buff **skb, const struct nf_info *info); - int rer_size; +struct nf_afinfo { + unsigned short family; + void (*saveroute)(const struct sk_buff *skb, + struct nf_info *info); + int (*reroute)(struct sk_buff **skb, + const struct nf_info *info); + int route_key_size; }; -#define nf_info_reroute(x) ((void *)x + sizeof(struct nf_info)) +extern struct nf_afinfo *nf_afinfo[]; +static inline struct nf_afinfo *nf_get_afinfo(unsigned short family) +{ + return rcu_dereference(nf_afinfo[family]); +} -extern int nf_register_queue_rerouter(int pf, struct nf_queue_rerouter *rer); -extern int nf_unregister_queue_rerouter(int pf); +extern int nf_register_afinfo(struct nf_afinfo *afinfo); +extern void nf_unregister_afinfo(struct nf_afinfo *afinfo); + +#define nf_info_reroute(x) ((void *)x + sizeof(struct nf_info)) #include extern void (*ip_nat_decode_session)(struct sk_buff *, struct flowi *); -- cgit v1.1