From 66d2856ca9861bcea0a9120a7dda25b81080dc23 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Fri, 11 Apr 2003 12:15:54 -0700 Subject: [IPSEC]: Add ipv4 tunnel transformer. --- include/net/xfrm.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'include') diff --git a/include/net/xfrm.h b/include/net/xfrm.h index b75d2651adf0..be3c652da8c7 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -723,6 +723,12 @@ struct xfrm_algo_desc { struct sadb_alg desc; }; +/* XFRM tunnel handlers. */ +struct xfrm_tunnel { + int (*handler)(struct sk_buff *skb); + void (*err_handler)(struct sk_buff *skb, void *info); +}; + extern void xfrm_init(void); extern void xfrm4_init(void); extern void xfrm4_fini(void); @@ -752,6 +758,8 @@ extern void xfrm_replay_advance(struct xfrm_state *x, u32 seq); extern int xfrm_check_selectors(struct xfrm_state **x, int n, struct flowi *fl); extern int xfrm4_rcv(struct sk_buff *skb); extern int xfrm4_rcv_encap(struct sk_buff *skb, __u16 encap_type); +extern int xfrm4_tunnel_register(struct xfrm_tunnel *handler); +extern int xfrm4_tunnel_deregister(struct xfrm_tunnel *handler); extern int xfrm6_rcv(struct sk_buff **pskb); extern int xfrm6_clear_mutable_options(struct sk_buff *skb, u16 *nh_offset, int dir); extern int xfrm_user_policy(struct sock *sk, int optname, u8 *optval, int optlen); -- cgit v1.2.3