projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
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 fib_info *fa_info; | |
| 11 | u8 fa_tos; | |
| 12 | u8 fa_type; | |
| 1da177e4 | 13 | u8 fa_state; |
| a6501e08 | 14 | struct rcu_head rcu; |
| 1da177e4 LT |
15 | }; |
| 16 | ||
| 17 | #define FA_S_ACCESSED 0x01 | |
| 18 | ||
| 9b0c290e ED |
19 | /* Dont write on fa_state unless needed, to keep it shared on all cpus */ |
| 20 | static inline void fib_alias_accessed(struct fib_alias *fa) | |
| 21 | { | |
| 22 | if (!(fa->fa_state & FA_S_ACCESSED)) | |
| 23 | fa->fa_state |= FA_S_ACCESSED; | |
| 24 | } | |
| 25 | ||
| 1da177e4 | 26 | /* Exported by fib_semantics.c */ |
| 1da177e4 | 27 | extern void fib_release_info(struct fib_info *); |
| 4e902c57 TG |
28 | extern struct fib_info *fib_create_info(struct fib_config *cfg); |
| 29 | extern int fib_nh_match(struct fib_config *cfg, struct fib_info *fi); | |
| 1da177e4 | 30 | extern int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event, |
| 37e826c5 | 31 | u32 tb_id, u8 type, __be32 dst, |
| b6544c0b JHS |
32 | int dst_len, u8 tos, struct fib_info *fi, |
| 33 | unsigned int); | |
| 81f7bf6c | 34 | extern void rtmsg_fib(int event, __be32 key, struct fib_alias *fa, |
| b8f55831 MK |
35 | int dst_len, u32 tb_id, struct nl_info *info, |
| 36 | unsigned int nlm_flags); | |
| 1da177e4 LT |
37 | extern struct fib_alias *fib_find_alias(struct list_head *fah, |
| 38 | u8 tos, u32 prio); | |
| 39 | extern int fib_detect_death(struct fib_info *fi, int order, | |
| 40 | struct fib_info **last_resort, | |
| c17860a0 | 41 | int *last_idx, int dflt); |
| 1da177e4 | 42 | |
| a2bbe682 DL |
43 | static inline void fib_result_assign(struct fib_result *res, |
| 44 | struct fib_info *fi) | |
| 45 | { | |
| 1f1b9c99 | 46 | /* we used to play games with refcounts, but we now use RCU */ |
| a2bbe682 | 47 | res->fi = fi; |
| a2bbe682 DL |
48 | } |
| 49 | ||
| 3be0686b DM |
50 | struct fib_prop { |
| 51 | int error; | |
| 52 | u8 scope; | |
| 53 | }; | |
| 54 | ||
| 55 | extern const struct fib_prop fib_props[RTN_MAX + 1]; | |
| 56 | ||
| 1da177e4 | 57 | #endif /* _FIB_LOOKUP_H */ |