custom-logger: Add optional reload method

The reload of the configuration of the loggers so far only included
the log levels. In order to support the reload of all other options,
a reload function may be implemented.

Signed-off-by: Thomas Egerer <[email protected]>

src/libcharon/bus/listeners/custom_logger.h

@@ -49,12 +49,17 @@ struct custom_logger_t {
 	 * @param group		debug group to set
 	 * @param level		max level to log (0..4)
 	 */
-	void (*set_level) (custom_logger_t *this, debug_t group, level_t level);
+	void (*set_level)(custom_logger_t *this, debug_t group, level_t level);
+
+	/**
+	 * Reload custom logger configuration.
+	 */
+	void (*reload)(custom_logger_t *this);
 
 	/**
 	 * Destroy the custom_logger_t object.
 	 */
-	void (*destroy) (custom_logger_t *this);
+	void (*destroy)(custom_logger_t *this);
 };
 
 /**

src/libcharon/daemon.c

@@ -549,6 +549,10 @@ static void load_custom_logger(private_daemon_t *this,
 				lib->settings->get_int(lib->settings, "%s.customlog.%s.%N", def,
 							lib->ns, entry->name, debug_lower_names, group));
 	}
+	if (custom_logger->reload)
+	{
+		custom_logger->reload(custom_logger);
+	}
 	charon->bus->add_logger(charon->bus, &custom_logger->logger);
 }