+ inst_callback_t cb, void *user_data);
+
+graph_instance_t *graph_inst_find_exact (graph_config_t *cfg,
+ graph_ident_t *ident);
+
+graph_instance_t *graph_inst_find_matching (graph_config_t *cfg,
+ const graph_ident_t *ident);
+
+int graph_inst_search (graph_config_t *cfg, const char *term,
+ graph_inst_callback_t callback, void *user_data);