include/net/dst_ops.h

   1 #ifndef _NET_DST_OPS_H
   2 #define _NET_DST_OPS_H
   3 #include <linux/types.h>
   4
   5 struct dst_entry;
   6 struct kmem_cachep;
   7 struct net_device;
   8 struct sk_buff;
   9
  10 struct dst_ops {
  11         unsigned short          family;
  12         __be16                  protocol;
  13         unsigned                gc_thresh;
  14
  15         int                     (*gc)(struct dst_ops *ops);
  16         struct dst_entry *      (*check)(struct dst_entry *, __u32 cookie);
  17         void                    (*destroy)(struct dst_entry *);
  18         void                    (*ifdown)(struct dst_entry *,
  19                                           struct net_device *dev, int how);
  20         struct dst_entry *      (*negative_advice)(struct dst_entry *);
  21         void                    (*link_failure)(struct sk_buff *);
  22         void                    (*update_pmtu)(struct dst_entry *dst, u32 mtu);
  23         int                     (*local_out)(struct sk_buff *skb);
  24
  25         atomic_t                entries;
  26         struct kmem_cache       *kmem_cachep;
  27 };
  28 #endif