+SR_PRIV int sr_log(int loglevel, const char *format, ...);
+SR_PRIV int sr_spew(const char *format, ...);
+SR_PRIV int sr_dbg(const char *format, ...);
+SR_PRIV int sr_info(const char *format, ...);
+SR_PRIV int sr_warn(const char *format, ...);
+SR_PRIV int sr_err(const char *format, ...);
+
+/*--- hwplugin.c ------------------------------------------------------------*/
+
+SR_PRIV int load_hwplugins(void);
+SR_PRIV void sr_cleanup_hwplugins(void);
+
+/*--- session.c -------------------------------------------------------------*/
+
+SR_PRIV int sr_session_bus(struct sr_device *device,
+ struct sr_datafeed_packet *packet);
+
+/* Generic device instances */
+SR_PRIV struct sr_device_instance *sr_device_instance_new(int index,
+ int status, const char *vendor, const char *model, const char *version);
+SR_PRIV struct sr_device_instance *sr_get_device_instance(
+ GSList *device_instances, int device_index);
+SR_PRIV void sr_device_instance_free(struct sr_device_instance *sdi);