diff --git a/types/buffer/client.c b/types/buffer/client.c
index 6aa55386d..5bc670334 100644
--- a/types/buffer/client.c
+++ b/types/buffer/client.c
@@ -44,9 +44,44 @@ static bool client_buffer_get_dmabuf(struct wlr_buffer *buffer,
 	return wlr_buffer_get_dmabuf(client_buffer->source, attribs);
 }
 
+static bool client_buffer_get_shm(struct wlr_buffer *buffer,
+		struct wlr_shm_attributes *attribs) {
+	struct wlr_client_buffer *client_buffer = client_buffer_from_buffer(buffer);
+
+	if (client_buffer->source == NULL) {
+		return false;
+	}
+
+	return wlr_buffer_get_shm(client_buffer->source, attribs);
+}
+
+static bool client_buffer_begin_data_ptr_access(struct wlr_buffer *buffer, uint32_t flags,
+		void **data, uint32_t *format, size_t *stride) {
+	struct wlr_client_buffer *client_buffer = client_buffer_from_buffer(buffer);
+
+	if (client_buffer->source == NULL) {
+		return false;
+	}
+
+	return wlr_buffer_begin_data_ptr_access(client_buffer->source, flags, data, format, stride);
+}
+
+static void client_buffer_end_data_ptr_access(struct wlr_buffer *buffer) {
+	struct wlr_client_buffer *client_buffer = client_buffer_from_buffer(buffer);
+
+	if (client_buffer->source == NULL) {
+		return;
+	}
+
+	wlr_buffer_end_data_ptr_access(client_buffer->source);
+}
+
 static const struct wlr_buffer_impl client_buffer_impl = {
 	.destroy = client_buffer_destroy,
 	.get_dmabuf = client_buffer_get_dmabuf,
+	.get_shm = client_buffer_get_shm,
+	.begin_data_ptr_access = client_buffer_begin_data_ptr_access,
+	.end_data_ptr_access = client_buffer_end_data_ptr_access,
 };
 
 static void client_buffer_handle_source_destroy(struct wl_listener *listener,