diff --git a/include/wlr/types/wlr_ext_foreign_toplevel_list_v1.h b/include/wlr/types/wlr_ext_foreign_toplevel_list_v1.h
index a5ba9d384..b2e4c7b03 100644
--- a/include/wlr/types/wlr_ext_foreign_toplevel_list_v1.h
+++ b/include/wlr/types/wlr_ext_foreign_toplevel_list_v1.h
@@ -64,4 +64,7 @@ void wlr_ext_foreign_toplevel_handle_v1_update_state(
 	struct wlr_ext_foreign_toplevel_handle_v1 *toplevel,
 	const struct wlr_ext_foreign_toplevel_handle_v1_state *state);
 
+struct wlr_ext_foreign_toplevel_handle_v1 *wlr_ext_foreign_toplevel_handle_v1_from_resource(
+	struct wl_resource *resource);
+
 #endif
diff --git a/types/wlr_ext_foreign_toplevel_list_v1.c b/types/wlr_ext_foreign_toplevel_list_v1.c
index 22a126f84..a773ee8a2 100644
--- a/types/wlr_ext_foreign_toplevel_list_v1.c
+++ b/types/wlr_ext_foreign_toplevel_list_v1.c
@@ -54,6 +54,13 @@ static bool update_string(struct wlr_ext_foreign_toplevel_handle_v1 *toplevel,
 	return true;
 }
 
+struct wlr_ext_foreign_toplevel_handle_v1 *wlr_ext_foreign_toplevel_handle_v1_from_resource(
+		struct wl_resource *resource) {
+	assert(wl_resource_instance_of(resource, &ext_foreign_toplevel_handle_v1_interface,
+		&toplevel_handle_impl));
+	return wl_resource_get_user_data(resource);
+}
+
 void wlr_ext_foreign_toplevel_handle_v1_update_state(
 		struct wlr_ext_foreign_toplevel_handle_v1 *toplevel,
 		const struct wlr_ext_foreign_toplevel_handle_v1_state *state) {