net/ipv4/fib_lookup.h

   1 #ifndef _FIB_LOOKUP_H
   2 #define _FIB_LOOKUP_H
   3
   4 #include <linux/types.h>
   5 #include <linux/list.h>
   6 #include <net/ip_fib.h>
   7
   8 struct fib_alias {
   9         struct list_head        fa_list;
  10         struct rcu_head rcu;
  11         struct fib_info         *fa_info;
  12         u8                      fa_tos;
  13         u8                      fa_type;
  14         u8                      fa_scope;
  15         u8                      fa_state;
  16 };
  17
  18 #define FA_S_ACCESSED   0x01
  19
  20 /* Exported by fib_semantics.c */
  21 extern int fib_semantic_match(struct list_head *head,
  22                               const struct flowi *flp,
  23                               struct fib_result *res, __u32 zone, __u32 mask,
  24                                 int prefixlen);
  25 extern void fib_release_info(struct fib_info *);
  26 extern struct fib_info *fib_create_info(const struct rtmsg *r,
  27                                         struct kern_rta *rta,
  28                                         const struct nlmsghdr *,
  29                                         int *err);
  30 extern int fib_nh_match(struct rtmsg *r, struct nlmsghdr *,
  31                         struct kern_rta *rta, struct fib_info *fi);
  32 extern int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
  33                          u8 tb_id, u8 type, u8 scope, void *dst,
  34                          int dst_len, u8 tos, struct fib_info *fi,
  35                          unsigned int);
  36 extern void rtmsg_fib(int event, u32 key, struct fib_alias *fa,
  37                       int z, int tb_id,
  38                       struct nlmsghdr *n, struct netlink_skb_parms *req);
  39 extern struct fib_alias *fib_find_alias(struct list_head *fah,
  40                                         u8 tos, u32 prio);
  41 extern int fib_detect_death(struct fib_info *fi, int order,
  42                             struct fib_info **last_resort,
  43                             int *last_idx, int *dflt);
  44
  45 #endif /* _FIB_LOOKUP_H */