int home_lock(Home *h, sd_bus_error *error);
int home_unlock(Home *h, UserRecord *secret, sd_bus_error *error);
+bool home_is_referenced(Home *h);
+bool home_shall_suspend(Home *h);
HomeState home_get_state(Home *h);
int home_get_disk_status(Home *h, uint64_t *ret_disk_size,uint64_t *ret_disk_usage, uint64_t *ret_disk_free, uint64_t *ret_disk_ceiling, uint64_t *ret_disk_floor, statfs_f_type_t *ret_fstype, mode_t *ret_access_mode);