int _bt_get_adapter_path(GDBusConnection *conn, char *path);
char *_bt_get_device_object_path(char *address);
+void _bt_print_api_caller_name(void);
int _bt_connect_profile(char *address, char *uuid, void *cb,
gpointer func_data);
int _bt_disconnect_profile(char *address, char *uuid, void *cb,