void (*child_rekey)(bus_t *this, child_sa_t *old, child_sa_t *new);
/**
+ * Virtual IP assignment hook.
+ *
+ * @param ike_sa IKE_SA the VIP is assigned to
+ * @param vip Virtual IPv4 or IV6 address
+ * @param assign TRUE if assigned to IKE_SA, FALSE if released
+ */
+ void (*assign_vip)(bus_t *this, ike_sa_t *ike_sa, host_t *vip, bool assign);
+
+ /**
* Destroy the event bus.
*/
void (*destroy) (bus_t *this);