kernel-ark/net/ipv4/fib_lookup.h
Denis V. Lunev a2bbe6822f [IPV4]: Unify assignment of fi to fib_result
Signed-off-by: Denis V. Lunev <den@openvz.org>
Acked-by: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
2008-01-28 14:57:01 -08:00

52 lines
1.5 KiB
C

#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 rcu_head rcu;
struct fib_info *fa_info;
u8 fa_tos;
u8 fa_type;
u8 fa_scope;
u8 fa_state;
};
#define FA_S_ACCESSED 0x01
/* Exported by fib_semantics.c */
extern int fib_semantic_match(struct list_head *head,
const struct flowi *flp,
struct fib_result *res, __be32 zone, __be32 mask,
int prefixlen);
extern void fib_release_info(struct fib_info *);
extern struct fib_info *fib_create_info(struct fib_config *cfg);
extern int fib_nh_match(struct fib_config *cfg, struct fib_info *fi);
extern int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
u32 tb_id, u8 type, u8 scope, __be32 dst,
int dst_len, u8 tos, struct fib_info *fi,
unsigned int);
extern void rtmsg_fib(int event, __be32 key, struct fib_alias *fa,
int dst_len, u32 tb_id, struct nl_info *info,
unsigned int nlm_flags);
extern struct fib_alias *fib_find_alias(struct list_head *fah,
u8 tos, u32 prio);
extern 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)
{
if (res->fi != NULL)
fib_info_put(res->fi);
res->fi = fi;
if (fi != NULL)
atomic_inc(&fi->fib_clntref);
}
#endif /* _FIB_LOOKUP_H */