bus: Add an ike_update() hook invoked when peer endpoints change
[strongswan.git] / src / libcharon / bus / bus.c
index cb59f97..7938f46 100644 (file)
@@ -755,6 +755,33 @@ METHOD(bus_t, ike_rekey, void,
        this->mutex->unlock(this->mutex);
 }
 
+METHOD(bus_t, ike_update, void,
+       private_bus_t *this, ike_sa_t *ike_sa, bool local, host_t *new)
+{
+       enumerator_t *enumerator;
+       entry_t *entry;
+       bool keep;
+
+       this->mutex->lock(this->mutex);
+       enumerator = this->listeners->create_enumerator(this->listeners);
+       while (enumerator->enumerate(enumerator, &entry))
+       {
+               if (entry->calling || !entry->listener->ike_update)
+               {
+                       continue;
+               }
+               entry->calling++;
+               keep = entry->listener->ike_update(entry->listener, ike_sa, local, new);
+               entry->calling--;
+               if (!keep)
+               {
+                       unregister_listener(this, entry, enumerator);
+               }
+       }
+       enumerator->destroy(enumerator);
+       this->mutex->unlock(this->mutex);
+}
+
 METHOD(bus_t, ike_reestablish_pre, void,
        private_bus_t *this, ike_sa_t *old, ike_sa_t *new)
 {
@@ -1006,6 +1033,7 @@ bus_t *bus_create()
                        .child_keys = _child_keys,
                        .ike_updown = _ike_updown,
                        .ike_rekey = _ike_rekey,
+                       .ike_update = _ike_update,
                        .ike_reestablish_pre = _ike_reestablish_pre,
                        .ike_reestablish_post = _ike_reestablish_post,
                        .child_updown = _child_updown,