diff options
Diffstat (limited to 'src/afb-evt.c')
| -rw-r--r-- | src/afb-evt.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/afb-evt.c b/src/afb-evt.c index c0e43200..1c8798fd 100644 --- a/src/afb-evt.c +++ b/src/afb-evt.c @@ -894,6 +894,36 @@ int afb_evt_watch_sub_evtid(struct afb_evt_listener *listener, struct afb_evtid return -1; } +/* + * Avoids the 'listener' to watch 'eventid' + * Returns 0 in case of success or else -1. + */ +int afb_evt_watch_sub_eventid(struct afb_evt_listener *listener, uint16_t eventid) +{ + struct afb_evt_watch *watch; + struct afb_evtid *evtid; + + /* search the existing watch */ + pthread_rwlock_wrlock(&listener->rwlock); + watch = listener->watchs; + while(watch != NULL) { + evtid = watch->evtid; + if (evtid->id == eventid) { + if (watch->activity != 0) { + watch->activity--; + if (watch->activity == 0 && listener->itf->remove != NULL) + listener->itf->remove(listener->closure, evtid->fullname, evtid->id); + } + pthread_rwlock_unlock(&listener->rwlock); + return 0; + } + watch = watch->next_by_listener; + } + pthread_rwlock_unlock(&listener->rwlock); + errno = ENOENT; + return -1; +} + #if WITH_AFB_HOOK /* * update the hooks for events |