diff options
| author | Ondrej Zajicek <santiago@crfreenet.org> | 2010-11-11 12:24:27 +0100 |
|---|---|---|
| committer | Ondrej Zajicek <santiago@crfreenet.org> | 2010-11-11 12:24:27 +0100 |
| commit | fe181e7c63843ad65401cc1e400ae1ac3187122f (patch) | |
| tree | df37b8d76084521bb33e749a70ea85f04f19e16d /nest | |
| parent | f25cb0ef9f6341648513e793a3162b32fc250d2b (diff) | |
| download | bird-fe181e7c63843ad65401cc1e400ae1ac3187122f.tar bird-fe181e7c63843ad65401cc1e400ae1ac3187122f.zip | |
Adds support for iface link check to static protocol.
Diffstat (limited to 'nest')
| -rw-r--r-- | nest/iface.c | 6 | ||||
| -rw-r--r-- | nest/iface.h | 1 | ||||
| -rw-r--r-- | nest/neighbor.c | 22 |
3 files changed, 28 insertions, 1 deletions
diff --git a/nest/iface.c b/nest/iface.c index 8e45936..c523678 100644 --- a/nest/iface.c +++ b/nest/iface.c @@ -117,7 +117,7 @@ if_what_changed(struct iface *i, struct iface *j) { unsigned c; - if (((i->flags ^ j->flags) & ~(IF_UP | IF_SHUTDOWN | IF_UPDATED | IF_ADMIN_UP | IF_TMP_DOWN | IF_JUST_CREATED)) + if (((i->flags ^ j->flags) & ~(IF_UP | IF_SHUTDOWN | IF_UPDATED | IF_ADMIN_UP | IF_LINK_UP | IF_TMP_DOWN | IF_JUST_CREATED)) || i->index != j->index) return IF_CHANGE_TOO_MUCH; c = 0; @@ -213,6 +213,10 @@ if_notify_change(unsigned c, struct iface *i) a->flags = (i->flags & ~IA_FLAGS) | (a->flags & IA_FLAGS); ifa_notify_change(IF_CHANGE_UP, a); } + + if ((c & (IF_CHANGE_UP | IF_CHANGE_DOWN | IF_CHANGE_LINK)) == IF_CHANGE_LINK) + neigh_if_link(i); + if (c & IF_CHANGE_DOWN) neigh_if_down(i); } diff --git a/nest/iface.h b/nest/iface.h index 471625f..1936885 100644 --- a/nest/iface.h +++ b/nest/iface.h @@ -125,6 +125,7 @@ void neigh_dump_all(void); void neigh_prune(void); void neigh_if_up(struct iface *); void neigh_if_down(struct iface *); +void neigh_if_link(struct iface *); void neigh_init(struct pool *); /* diff --git a/nest/neighbor.c b/nest/neighbor.c index 7e7cc49..785b1d4 100644 --- a/nest/neighbor.c +++ b/nest/neighbor.c @@ -278,6 +278,28 @@ neigh_if_down(struct iface *i) } } +/** + * neigh_if_link - notify neighbor cache about interface link change + * @i: the interface in question + * + * Notify the neighbor cache that an interface changed link state. + * All owners of neighbor entries connected to this interface are + * notified. + */ + +void +neigh_if_link(struct iface *i) +{ + node *x, *y; + + WALK_LIST_DELSAFE(x, y, i->neighbors) + { + neighbor *n = SKIP_BACK(neighbor, if_n, x); + if (n->proto->neigh_notify && n->proto->core_state != FS_FLUSHING) + n->proto->neigh_notify(n); + } +} + static inline void neigh_prune_one(neighbor *n) { |