diff --git a/src/hb-face-collection.h b/src/hb-face-collection.h
index ec4f4bc..fd5d065 100644
--- a/src/hb-face-collection.h
+++ b/src/hb-face-collection.h
@@ -43,15 +43,27 @@
 void
 hb_face_descriptor_destroy (hb_face_descriptor_t *desc);
 
-/* FIXME */
 const char *
-hb_face_descriptor_get_field (hb_face_descriptor_t *desc,
-                              const char           *field);
+hb_face_descriptor_get_name (hb_face_descriptor_t *desc,
+                             hb_ot_name_id_t       name);
 
 void
-hb_face_descriptor_add_field (hb_face_descriptor_t *desc,
-                              const char           *field,
-                              const char           *value);
+hb_face_descriptor_add_name (hb_face_descriptor_t *desc,
+                             hb_ot_name_id_t       name,
+                             const char           *value);
+
+float
+hb_face_descriptor_get_style (hb_face_descriptor_t *desc,
+                              hb_tag_t              style);
+
+void
+hb_face_descriptor_add_style (hb_face_descriptor_t *desc,
+                              hb_tag_t              style,
+                              float                 value);
+
+void
+hb_face_descriptor_add_script (hb_face_descriptor_t *desc,
+                               hb_script_t           script);
 
 hb_face_descriptor_t *
 hb_face_describe (hb_face_t *face);
@@ -64,8 +76,8 @@
 hb_face_collection_create ();
 
 void
-hb_face_collection_add_faces_from_directory (hb_face_collection_t *collection,
-                                             const char           *path);
+hb_face_collection_add_from_path (hb_face_collection_t *collection,
+                                  const char           *path);
 
 void
 hb_face_collection_add_face (hb_face_collection_t *collection,