Method check_activity

include/iocore/net/NetTimeout.h:245–275

template <class T, class List>
inline int
ActivityCop<T, List>::check_activity(int /* event */, Event *e)
{
  ink_hrtime now = ink_get_hrtime();

  // Traverse list & check inactivity or activity
  T *t = _list->head;
  while (t) {
    T *next = _list->next(t);
    if (t->mutex == nullptr) {
      t = next;
      continue;
    }

    MUTEX_TRY_LOCK(lock, t->mutex, this_ethread());
    if (!lock.is_locked()) {
      t = next;
      continue;
    }

    if (t->is_inactive_timeout_expired(now)) {
      t->handleEvent(VC_EVENT_INACTIVITY_TIMEOUT, e);
    } else if (t->is_active_timeout_expired(now)) {
      t->handleEvent(VC_EVENT_ACTIVE_TIMEOUT, e);
    }

    t = next;
  }

  return EVENT_DONE;
}