ip6_route.h
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:3k
- #ifndef _NET_IP6_ROUTE_H
- #define _NET_IP6_ROUTE_H
- #define IP6_RT_PRIO_FW 16
- #define IP6_RT_PRIO_USER 1024
- #define IP6_RT_PRIO_ADDRCONF 256
- #define IP6_RT_PRIO_KERN 512
- #define IP6_RT_FLOW_MASK 0x00ff
- #ifdef __KERNEL__
- #include <net/flow.h>
- #include <net/ip6_fib.h>
- struct pol_chain {
- int type;
- int priority;
- struct fib6_node *rules;
- struct pol_chain *next;
- };
- extern struct rt6_info ip6_null_entry;
- extern int ip6_rt_max_size;
- extern int ip6_rt_gc_min;
- extern int ip6_rt_gc_timeout;
- extern int ip6_rt_gc_interval;
- extern void ip6_route_input(struct sk_buff *skb);
- extern struct dst_entry * ip6_route_output(struct sock *sk,
- struct flowi *fl);
- extern void ip6_route_init(void);
- extern void ip6_route_cleanup(void);
- extern int ipv6_route_ioctl(unsigned int cmd, void *arg);
- extern int ip6_route_add(struct in6_rtmsg *rtmsg);
- extern int ip6_del_rt(struct rt6_info *);
- extern int ip6_rt_addr_add(struct in6_addr *addr,
- struct net_device *dev);
- extern int ip6_rt_addr_del(struct in6_addr *addr,
- struct net_device *dev);
- extern void rt6_sndmsg(int type, struct in6_addr *dst,
- struct in6_addr *src,
- struct in6_addr *gw,
- struct net_device *dev,
- int dstlen, int srclen,
- int metric, __u32 flags);
- extern struct rt6_info *rt6_lookup(struct in6_addr *daddr,
- struct in6_addr *saddr,
- int oif, int flags);
- /*
- * support functions for ND
- *
- */
- extern struct rt6_info * rt6_get_dflt_router(struct in6_addr *addr,
- struct net_device *dev);
- extern struct rt6_info * rt6_add_dflt_router(struct in6_addr *gwaddr,
- struct net_device *dev);
- extern void rt6_purge_dflt_routers(int lst_resort);
- extern void rt6_redirect(struct in6_addr *dest,
- struct in6_addr *saddr,
- struct neighbour *neigh,
- int on_link);
- extern void rt6_pmtu_discovery(struct in6_addr *daddr,
- struct in6_addr *saddr,
- struct net_device *dev,
- u32 pmtu);
- struct nlmsghdr;
- struct netlink_callback;
- extern int inet6_dump_fib(struct sk_buff *skb, struct netlink_callback *cb);
- extern int inet6_rtm_newroute(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg);
- extern int inet6_rtm_delroute(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg);
- extern int inet6_rtm_getroute(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg);
- extern void rt6_ifdown(struct net_device *dev);
- extern void rt6_mtu_change(struct net_device *dev, unsigned mtu);
- extern rwlock_t rt6_lock;
- /*
- * Store a destination cache entry in a socket
- * For UDP/RAW sockets this is done on udp_connect.
- */
- static inline void ip6_dst_store(struct sock *sk, struct dst_entry *dst,
- struct in6_addr *daddr)
- {
- struct ipv6_pinfo *np = &sk->net_pinfo.af_inet6;
- struct rt6_info *rt = (struct rt6_info *) dst;
- write_lock(&sk->dst_lock);
- __sk_dst_set(sk, dst);
- np->daddr_cache = daddr;
- np->dst_cookie = rt->rt6i_node ? rt->rt6i_node->fn_sernum : 0;
- write_unlock(&sk->dst_lock);
- }
- #endif
- #endif