function psi\dbm_open(string $file, int $open_flags, int $file_mode) : object {
	let file = pathval($file);
	let open_flags = intval($open_flags);
	let file_mode = intval($file_mode);
	return to_object(dbm_open);
}

function psi\dbm_store(object $db, array $key, array $data, int $mode) : int {
	let db = objval($db);
	let key = arrval($key,
		strval($dptr),
		intval($dsize)
	);
	let content = arrval($data,
		strval($dptr),
		intval($dsize)
	);
	let store_mode = intval($mode);
	return to_int(dbm_store);
}

function psi\dbm_fetch(object $db, array $key) : array {
	let db = objval($db);
	let key = arrval($key,
		strval($dptr),
		intval($dsize)
	);
	return to_array(dbm_fetch,
		to_string(dptr, dsize),
		to_int(dsize)
	);
}

function psi\dbm_close(object $db) : void {
	let db = objval($db);
	return void(dbm_close);
}