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1275 |
phoenix |
#ifndef _NET_IP6_ROUTE_H
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#define _NET_IP6_ROUTE_H
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#define IP6_RT_PRIO_FW 16
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#define IP6_RT_PRIO_USER 1024
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#define IP6_RT_PRIO_ADDRCONF 256
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#define IP6_RT_PRIO_KERN 512
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#define IP6_RT_FLOW_MASK 0x00ff
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#ifdef __KERNEL__
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#include <net/flow.h>
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#include <net/ip6_fib.h>
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struct pol_chain {
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int type;
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int priority;
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struct fib6_node *rules;
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struct pol_chain *next;
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};
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extern struct rt6_info ip6_null_entry;
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extern int ip6_rt_max_size;
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extern int ip6_rt_gc_min;
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extern int ip6_rt_gc_timeout;
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extern int ip6_rt_gc_interval;
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extern void ip6_route_input(struct sk_buff *skb);
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extern struct dst_entry * ip6_route_output(struct sock *sk,
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struct flowi *fl);
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extern int ip6_route_me_harder(struct sk_buff *skb);
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extern void ip6_route_init(void);
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extern void ip6_route_cleanup(void);
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extern int ipv6_route_ioctl(unsigned int cmd, void *arg);
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extern int ip6_route_add(struct in6_rtmsg *rtmsg,
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struct nlmsghdr *);
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extern int ip6_del_rt(struct rt6_info *,
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struct nlmsghdr *);
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extern int ip6_rt_addr_add(struct in6_addr *addr,
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struct net_device *dev);
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extern int ip6_rt_addr_del(struct in6_addr *addr,
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struct net_device *dev);
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extern void rt6_sndmsg(int type, struct in6_addr *dst,
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struct in6_addr *src,
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struct in6_addr *gw,
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struct net_device *dev,
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int dstlen, int srclen,
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int metric, __u32 flags);
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extern struct rt6_info *rt6_lookup(struct in6_addr *daddr,
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struct in6_addr *saddr,
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int oif, int flags);
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/*
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* support functions for ND
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*
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*/
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extern struct rt6_info * rt6_get_dflt_router(struct in6_addr *addr,
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struct net_device *dev);
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extern struct rt6_info * rt6_add_dflt_router(struct in6_addr *gwaddr,
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struct net_device *dev);
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extern void rt6_purge_dflt_routers(int lst_resort);
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extern void rt6_redirect(struct in6_addr *dest,
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struct in6_addr *saddr,
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struct neighbour *neigh,
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int on_link);
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extern void rt6_pmtu_discovery(struct in6_addr *daddr,
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struct in6_addr *saddr,
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struct net_device *dev,
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u32 pmtu);
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struct nlmsghdr;
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struct netlink_callback;
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extern int inet6_dump_fib(struct sk_buff *skb, struct netlink_callback *cb);
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extern int inet6_rtm_newroute(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg);
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extern int inet6_rtm_delroute(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg);
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extern int inet6_rtm_getroute(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg);
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extern void rt6_ifdown(struct net_device *dev);
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extern void rt6_mtu_change(struct net_device *dev, unsigned mtu);
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extern rwlock_t rt6_lock;
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/*
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* Store a destination cache entry in a socket
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* For UDP/RAW sockets this is done on udp_connect.
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*/
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static inline void ip6_dst_store(struct sock *sk, struct dst_entry *dst,
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struct in6_addr *daddr)
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{
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struct ipv6_pinfo *np = &sk->net_pinfo.af_inet6;
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struct rt6_info *rt = (struct rt6_info *) dst;
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write_lock(&sk->dst_lock);
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__sk_dst_set(sk, dst);
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np->daddr_cache = daddr;
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np->dst_cookie = rt->rt6i_node ? rt->rt6i_node->fn_sernum : 0;
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write_unlock(&sk->dst_lock);
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}
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#endif
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#endif
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