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Diffstat (limited to 'include/net/ip6_route.h')
-rw-r--r--include/net/ip6_route.h53
1 files changed, 39 insertions, 14 deletions
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 278312c95f96..5e91b72fc718 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -3,7 +3,6 @@
#define IP6_RT_PRIO_USER 1024
#define IP6_RT_PRIO_ADDRCONF 256
-#define IP6_RT_PRIO_KERN 512
struct route_info {
__u8 type;
@@ -22,8 +21,6 @@ struct route_info {
__u8 prefix[0]; /* 0,8 or 16 */
};
-#ifdef __KERNEL__
-
#include <net/flow.h>
#include <net/ip6_fib.h>
#include <net/sock.h>
@@ -56,11 +53,23 @@ static inline unsigned int rt6_flags2srcprefs(int flags)
return (flags >> 3) & 7;
}
+extern void rt6_bind_peer(struct rt6_info *rt,
+ int create);
+
+static inline struct inet_peer *rt6_get_peer(struct rt6_info *rt)
+{
+ if (rt->rt6i_peer)
+ return rt->rt6i_peer;
+
+ rt6_bind_peer(rt, 0);
+ return rt->rt6i_peer;
+}
+
extern void ip6_route_input(struct sk_buff *skb);
extern struct dst_entry * ip6_route_output(struct net *net,
- struct sock *sk,
- struct flowi *fl);
+ const struct sock *sk,
+ struct flowi6 *fl6);
extern int ip6_route_init(void);
extern void ip6_route_cleanup(void);
@@ -73,6 +82,12 @@ extern int ip6_route_add(struct fib6_config *cfg);
extern int ip6_ins_rt(struct rt6_info *);
extern int ip6_del_rt(struct rt6_info *);
+extern int ip6_route_get_saddr(struct net *net,
+ struct rt6_info *rt,
+ const struct in6_addr *daddr,
+ unsigned int prefs,
+ struct in6_addr *saddr);
+
extern struct rt6_info *rt6_lookup(struct net *net,
const struct in6_addr *daddr,
const struct in6_addr *saddr,
@@ -95,9 +110,9 @@ extern int ip6_dst_hoplimit(struct dst_entry *dst);
* support functions for ND
*
*/
-extern struct rt6_info * rt6_get_dflt_router(struct in6_addr *addr,
+extern struct rt6_info * rt6_get_dflt_router(const struct in6_addr *addr,
struct net_device *dev);
-extern struct rt6_info * rt6_add_dflt_router(struct in6_addr *gwaddr,
+extern struct rt6_info * rt6_add_dflt_router(const struct in6_addr *gwaddr,
struct net_device *dev,
unsigned int pref);
@@ -105,17 +120,17 @@ extern void rt6_purge_dflt_routers(struct net *net);
extern int rt6_route_rcv(struct net_device *dev,
u8 *opt, int len,
- struct in6_addr *gwaddr);
+ const struct in6_addr *gwaddr);
-extern void rt6_redirect(struct in6_addr *dest,
- struct in6_addr *src,
- struct in6_addr *saddr,
+extern void rt6_redirect(const struct in6_addr *dest,
+ const struct in6_addr *src,
+ const struct in6_addr *saddr,
struct neighbour *neigh,
u8 *lladdr,
int on_link);
-extern void rt6_pmtu_discovery(struct in6_addr *daddr,
- struct in6_addr *saddr,
+extern void rt6_pmtu_discovery(const struct in6_addr *daddr,
+ const struct in6_addr *saddr,
struct net_device *dev,
u32 pmtu);
@@ -130,6 +145,7 @@ struct rt6_rtnl_dump_arg {
extern int rt6_dump_route(struct rt6_info *rt, void *p_arg);
extern void rt6_ifdown(struct net *net, struct net_device *dev);
extern void rt6_mtu_change(struct net_device *dev, unsigned mtu);
+extern void rt6_remove_prefsrc(struct inet6_ifaddr *ifp);
/*
@@ -164,5 +180,14 @@ static inline int ipv6_unicast_destination(struct sk_buff *skb)
return rt->rt6i_flags & RTF_LOCAL;
}
-#endif
+int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *));
+
+static inline int ip6_skb_dst_mtu(struct sk_buff *skb)
+{
+ struct ipv6_pinfo *np = skb->sk ? inet6_sk(skb->sk) : NULL;
+
+ return (np && np->pmtudisc == IPV6_PMTUDISC_PROBE) ?
+ skb_dst(skb)->dev->mtu : dst_mtu(skb_dst(skb));
+}
+
#endif