diff --git a/src/wayland-server.h b/src/wayland-server.h
index 18a8bebc..f092145f 100644
--- a/src/wayland-server.h
+++ b/src/wayland-server.h
@@ -428,6 +428,12 @@ wl_shm_buffer_get_stride(struct wl_buffer *buffer);
 uint32_t
 wl_shm_buffer_get_format(struct wl_buffer *buffer);
 
+int32_t
+wl_shm_buffer_get_width(struct wl_buffer *buffer);
+
+int32_t
+wl_shm_buffer_get_height(struct wl_buffer *buffer);
+
 int
 wl_buffer_is_shm(struct wl_buffer *buffer);
 
diff --git a/src/wayland-shm.c b/src/wayland-shm.c
index 2edaff48..50e42971 100644
--- a/src/wayland-shm.c
+++ b/src/wayland-shm.c
@@ -291,3 +291,19 @@ wl_shm_buffer_get_format(struct wl_buffer *buffer_base)
 
 	return buffer->format;
 }
+
+WL_EXPORT uint32_t
+wl_shm_buffer_get_width(struct wl_buffer *buffer_base)
+{
+	struct wl_shm_buffer *buffer = (struct wl_shm_buffer *) buffer_base;
+
+	return buffer->base.width;
+}
+
+WL_EXPORT uint32_t
+wl_shm_buffer_get_height(struct wl_buffer *buffer_base)
+{
+	struct wl_shm_buffer *buffer = (struct wl_shm_buffer *) buffer_base;
+
+	return buffer->base.height;
+}