diff options
Diffstat (limited to 'nest/route.h')
| -rw-r--r-- | nest/route.h | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/nest/route.h b/nest/route.h index 524e69b3..3b65a855 100644 --- a/nest/route.h +++ b/nest/route.h @@ -237,10 +237,10 @@ void rt_unlock_table(rtable *); void rt_setup(pool *, rtable *, char *, struct rtable_config *); static inline net *net_find(rtable *tab, ip_addr addr, unsigned len) { return (net *) fib_find(&tab->fib, &addr, len); } static inline net *net_get(rtable *tab, ip_addr addr, unsigned len) { return (net *) fib_get(&tab->fib, &addr, len); } -rte *rte_find(net *net, struct proto *p); +rte *rte_find(net *net, struct rte_src *src); rte *rte_get_temp(struct rta *); -void rte_update2(struct announce_hook *ah, net *net, rte *new, struct proto *src); -static inline void rte_update(rtable *tab, net *net, struct proto *p, struct proto *src, rte *new) { rte_update2(p->main_ahook, net, new, src); } +void rte_update2(struct announce_hook *ah, net *net, rte *new, struct rte_src *src); +static inline void rte_update(struct proto *p, net *net, rte *new) { rte_update2(p->main_ahook, net, new, p->main_source); } void rte_discard(rtable *tab, rte *old); void rte_dump(rte *); void rte_free(rte *); @@ -286,9 +286,18 @@ struct mpnh { unsigned char weight; }; +struct rte_src { + struct rte_src *next; /* Hash chain */ + struct proto *proto; /* Protocol the source is based on */ + u32 private_id; /* Private ID, assigned by the protocol */ + u32 global_id; /* Globally unique ID of the source */ + unsigned uc; /* Use count */ +}; + + typedef struct rta { struct rta *next, **pprev; /* Hash chain */ - struct proto *proto; /* Protocol instance that originally created the route */ + struct rte_src *src; /* Route source that created the route */ unsigned uc; /* Use count */ byte source; /* Route source (RTS_...) */ byte scope; /* Route scope (SCOPE_... -- see ip.h) */ @@ -403,6 +412,13 @@ typedef struct ea_list { #define EALF_BISECT 2 /* Use interval bisection for searching */ #define EALF_CACHED 4 /* Attributes belonging to cached rta */ +struct rte_src *rt_find_source(struct proto *p, u32 id); +struct rte_src *rt_get_source(struct proto *p, u32 id); +static inline void rt_lock_source(struct rte_src *src) { src->uc++; } +static inline void rt_unlock_source(struct rte_src *src) { src->uc--; } +void rt_prune_sources(void); + + eattr *ea_find(ea_list *, unsigned ea); int ea_get_int(ea_list *, unsigned ea, int def); void ea_dump(ea_list *); @@ -419,6 +435,7 @@ static inline int mpnh_same(struct mpnh *x, struct mpnh *y) void rta_init(void); rta *rta_lookup(rta *); /* Get rta equivalent to this one, uc++ */ +static inline int rta_is_cached(rta *r) { return r->aflags & RTAF_CACHED; } static inline rta *rta_clone(rta *r) { r->uc++; return r; } void rta__free(rta *r); static inline void rta_free(rta *r) { if (r && !--r->uc) rta__free(r); } |