blob: 388d113fd289b9134cf34e930a26c6c99b7ea721 [file] [log] [blame]
#ifndef _FIB_LOOKUP_H
#define _FIB_LOOKUP_H
#include <linux/types.h>
#include <linux/list.h>
#include <net/ip_fib.h>
struct fib_alias {
struct list_head fa_list;
struct fib_info *fa_info;
u8 fa_tos;
u8 fa_type;
u8 fa_state;
struct rcu_head rcu;
};
#define FA_S_ACCESSED 0x01
/* Dont write on fa_state unless needed, to keep it shared on all cpus */
static inline void fib_alias_accessed(struct fib_alias *fa)
{
if (!(fa->fa_state & FA_S_ACCESSED))
fa->fa_state |= FA_S_ACCESSED;
}
/* Exported by fib_semantics.c */
void fib_release_info(struct fib_info *);
struct fib_info *fib_create_info(struct fib_config *cfg);
int fib_nh_match(struct fib_config *cfg, struct fib_info *fi);
int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event, u32 tb_id,
u8 type, __be32 dst, int dst_len, u8 tos, struct fib_info *fi,
unsigned int);
void rtmsg_fib(int event, __be32 key, struct fib_alias *fa, int dst_len,
u32 tb_id, const struct nl_info *info, unsigned int nlm_flags);
struct fib_alias *fib_find_alias(struct list_head *fah, u8 tos, u32 prio);
int fib_detect_death(struct fib_info *fi, int order,
struct fib_info **last_resort, int *last_idx, int dflt);
static inline void fib_result_assign(struct fib_result *res,
struct fib_info *fi)
{
/* we used to play games with refcounts, but we now use RCU */
res->fi = fi;
}
struct fib_prop {
int error;
u8 scope;
};
extern const struct fib_prop fib_props[RTN_MAX + 1];
#endif /* _FIB_LOOKUP_H */