Index: uspace/lib/drv/include/ddf/driver.h
===================================================================
--- uspace/lib/drv/include/ddf/driver.h	(revision 0f0f8bc5f0a61a54f47714219301af37cc88ff91)
+++ uspace/lib/drv/include/ddf/driver.h	(revision 5b68e0ca93e8b5310f537cf69218025800ed6aab)
@@ -155,6 +155,8 @@
 extern int ddf_driver_main(driver_t *);
 
+extern void *ddf_dev_data_alloc(ddf_dev_t *, size_t);
 extern ddf_fun_t *ddf_fun_create(ddf_dev_t *, fun_type_t, const char *);
 extern void ddf_fun_destroy(ddf_fun_t *);
+extern void *ddf_fun_data_alloc(ddf_fun_t *, size_t);
 extern int ddf_fun_bind(ddf_fun_t *);
 extern int ddf_fun_unbind(ddf_fun_t *);