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
 8struct fib_alias {
 9	struct list_head	fa_list;
10	struct fib_info		*fa_info;
11	u8			fa_tos;
12	u8			fa_type;
13	u8			fa_state;
 
 
 
14	struct rcu_head		rcu;
15};
16
17#define FA_S_ACCESSED	0x01
18
19/* Dont write on fa_state unless needed, to keep it shared on all cpus */
20static 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
26/* Exported by fib_semantics.c */
27void fib_release_info(struct fib_info *);
28struct fib_info *fib_create_info(struct fib_config *cfg);
29int fib_nh_match(struct fib_config *cfg, struct fib_info *fi);
 
 
 
30int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event, u32 tb_id,
31		  u8 type, __be32 dst, int dst_len, u8 tos, struct fib_info *fi,
32		  unsigned int);
33void rtmsg_fib(int event, __be32 key, struct fib_alias *fa, int dst_len,
34	       u32 tb_id, const struct nl_info *info, unsigned int nlm_flags);
35struct fib_alias *fib_find_alias(struct list_head *fah, u8 tos, u32 prio);
36
37static inline void fib_result_assign(struct fib_result *res,
38				     struct fib_info *fi)
39{
40	/* we used to play games with refcounts, but we now use RCU */
41	res->fi = fi;
42}
43
44struct fib_prop {
45	int	error;
46	u8	scope;
47};
48
49extern const struct fib_prop fib_props[RTN_MAX + 1];
50
51#endif /* _FIB_LOOKUP_H */

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _FIB_LOOKUP_H
 3#define _FIB_LOOKUP_H
 4
 5#include <linux/types.h>
 6#include <linux/list.h>
 7#include <net/ip_fib.h>
 8
 9struct fib_alias {
10	struct hlist_node	fa_list;
11	struct fib_info		*fa_info;
12	u8			fa_tos;
13	u8			fa_type;
14	u8			fa_state;
15	u8			fa_slen;
16	u32			tb_id;
17	s16			fa_default;
18	struct rcu_head		rcu;
19};
20
21#define FA_S_ACCESSED	0x01
22
23/* Dont write on fa_state unless needed, to keep it shared on all cpus */
24static inline void fib_alias_accessed(struct fib_alias *fa)
25{
26	if (!(fa->fa_state & FA_S_ACCESSED))
27		fa->fa_state |= FA_S_ACCESSED;
28}
29
30/* Exported by fib_semantics.c */
31void fib_release_info(struct fib_info *);
32struct fib_info *fib_create_info(struct fib_config *cfg,
33				 struct netlink_ext_ack *extack);
34int fib_nh_match(struct fib_config *cfg, struct fib_info *fi,
35		 struct netlink_ext_ack *extack);
36bool fib_metrics_match(struct fib_config *cfg, struct fib_info *fi);
37int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event, u32 tb_id,
38		  u8 type, __be32 dst, int dst_len, u8 tos, struct fib_info *fi,
39		  unsigned int);
40void rtmsg_fib(int event, __be32 key, struct fib_alias *fa, int dst_len,
41	       u32 tb_id, const struct nl_info *info, unsigned int nlm_flags);
 
42
43static inline void fib_result_assign(struct fib_result *res,
44				     struct fib_info *fi)
45{
46	/* we used to play games with refcounts, but we now use RCU */
47	res->fi = fi;
48}
49
50struct fib_prop {
51	int	error;
52	u8	scope;
53};
54
55extern const struct fib_prop fib_props[RTN_MAX + 1];
56
57#endif /* _FIB_LOOKUP_H */