4 files changed, 20 insertions, 0 deletions
diff --git a/include/wlr/types/wlr_layer_shell.h b/include/wlr/types/wlr_layer_shell.h
index 8d093ada..1312e568 100644
--- a/include/wlr/types/wlr_layer_shell.h
+++ b/include/wlr/types/wlr_layer_shell.h
@@ -99,4 +99,9 @@ void wlr_layer_surface_configure(struct wlr_layer_surface *surface,
  */
 void wlr_layer_surface_close(struct wlr_layer_surface *surface);
 
+bool wlr_surface_is_layer_surface(struct wlr_surface *surface);
+
+struct wlr_layer_surface *wlr_layer_surface_from_wlr_surface(
+		struct wlr_surface *surface);
+
 #endif
diff --git a/include/wlr/types/wlr_wl_shell.h b/include/wlr/types/wlr_wl_shell.h
index 00f2bb69..63b1a837 100644
--- a/include/wlr/types/wlr_wl_shell.h
+++ b/include/wlr/types/wlr_wl_shell.h
@@ -150,4 +150,9 @@ struct wlr_wl_shell_surface *wlr_wl_shell_surface_popup_at(
 		struct wlr_wl_shell_surface *surface, double sx, double sy,
 		double *popup_sx, double *popup_sy);
 
+bool wlr_surface_is_wl_shell_surface(struct wlr_surface *surface);
+
+struct wlr_wl_surface *wlr_wl_shell_surface_from_wlr_surface(
+		struct wlr_surface *surface);
+
 #endif
diff --git a/include/wlr/types/wlr_xdg_shell.h b/include/wlr/types/wlr_xdg_shell.h
index 9938f4b1..b779017f 100644
--- a/include/wlr/types/wlr_xdg_shell.h
+++ b/include/wlr/types/wlr_xdg_shell.h
@@ -229,4 +229,9 @@ struct wlr_xdg_surface *wlr_xdg_surface_popup_at(
 		struct wlr_xdg_surface *surface, double sx, double sy,
 		double *popup_sx, double *popup_sy);
 
+bool wlr_surface_is_xdg_surface(struct wlr_surface *surface);
+
+struct wlr_xdg_surface *wlr_xdg_surface_from_wlr_surface(
+		struct wlr_surface *surface);
+
 #endif
diff --git a/include/wlr/types/wlr_xdg_shell_v6.h b/include/wlr/types/wlr_xdg_shell_v6.h
index d01240eb..04c1f324 100644
--- a/include/wlr/types/wlr_xdg_shell_v6.h
+++ b/include/wlr/types/wlr_xdg_shell_v6.h
@@ -289,4 +289,9 @@ void wlr_positioner_v6_invert_x(
 void wlr_positioner_v6_invert_y(
 		struct wlr_xdg_positioner_v6 *positioner);
 
+bool wlr_surface_is_xdg_surface_v6(struct wlr_surface *surface);
+
+struct wlr_xdg_surface_v6 *wlr_xdg_surface_v6_from_wlr_surface(
+		struct wlr_surface *surface);
+
 #endif