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diff --git a/Source/charon/utils/logger.h b/Source/charon/utils/logger.h
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+/**
+ * @file logger.h
+ *
+ * @brief Logger object, allows fine-controlled logging
+ *
+ */
+
+/*
+ * Copyright (C) 2005 Jan Hutter, Martin Willi
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#ifndef LOGGER_H_
+#define LOGGER_H_
+
+#include <stdio.h>
+#include "../types.h"
+
+/**
+ * Log Levels supported by the logger object
+ */
+typedef enum logger_level_e logger_level_t;
+enum logger_level_e {
+	/**
+	 * basic control messages
+	 */
+	CONTROL = 1,
+	/**
+	 * detailed control messages
+	 */
+	CONTROL_MORE = 2,
+	/**
+	 * raw data dumps not containing private data
+	 */
+	RAW = 4,
+	/**
+	 * private data dumps
+	 */
+	PRIVATE = 8,
+	/**
+	 * print errors
+	 */
+	ERROR = 16,
+	
+	/**
+	 * All Lol Levels
+	 */
+	ALL = 255
+};
+
+/**
+ * @brief The logger object
+ */
+typedef struct logger_s logger_t;
+struct logger_s {
+
+	/**
+	 * @brief Log an entry, using printf()-like params.
+	 *
+	 * The specefied loglevels must ALL be activated that
+	 * the log is done.
+	 *
+	 * @param this 		logger_t object
+	 * @param loglevel 	or'ed set of loglevels
+	 * @param format 	printf like format string
+	 * @param ... 		printf like parameters
+	 * @return
+	 * 					- SUCCESS in any case
+	 */
+	status_t (*log) (logger_t *this, logger_level_t log_level, char *format, ...);
+
+	/**
+	 * @brief Log some bytes, useful for debugging.
+	 *
+	 * The specefied loglevels must ALL be activated that
+	 * the log is done.
+	 *
+	 * @param this 		logger_t object
+	 * @param loglevel 	or'ed set of loglevels
+	 * @param label 	a labeling name, logged with the bytes
+	 * @param bytes 	pointer to the bytes to dump
+	 * @param len	 	number of bytes to dump
+	 * @return
+	 * 					- SUCCESS in any case
+	 */
+	status_t (*log_bytes) (logger_t *this, logger_level_t loglevel, char *label, char *bytes, size_t len);
+
+	/**
+	 * @brief Log a chunk, useful for debugging.
+	 *
+	 * The specefied loglevels must ALL be activated that
+	 * the log is done.
+	 *
+	 * @param this 		logger_t object
+	 * @param loglevel 	or'ed set of loglevels
+	 * @param label 	a labeling name, logged with the bytes
+	 * @param chunk		pointer to a chunk to log
+	 * @return
+	 * 					- SUCCESS in any case
+	 */
+	status_t (*log_chunk) (logger_t *this, logger_level_t loglevel, char *label, chunk_t *chunk);
+
+	/**
+	 * @brief Enables a loglevel for the current logger_t object.
+	 *
+	 * @param 			this logger_t object
+	 * @param 			log_level loglevel to enable
+	 * @return
+	 * 					- SUCCESS in any case
+	 */
+	status_t (*enable_level) (logger_t *this, logger_level_t log_level);
+
+	/**
+	 * @brief Disables a loglevel for the current logger_t object.
+	 *
+	 * @param 			this logger_t object
+	 * @param 			log_level loglevel to enable
+	 * @return
+	 * 					- SUCCESS in any case
+	 */
+	status_t (*disable_level) (logger_t *this, logger_level_t log_level);
+
+	/**
+	 * @brief destroys a logger_t object.
+	 *
+	 * @param this		logger_t object
+	 * @return
+	 * 		 			- SUCCESS in any case
+	 */
+	status_t (*destroy) (logger_t *this);
+};
+
+/**
+ * @brief Constructor to create a logger_t object.
+ *
+ * @param logger_name 	Name for the logger_t object
+ * @param log_level		or'ed set of log_levels to assign to the new logger_t object
+ * @param output			FILE * if log has to go on a file output, NULL for syslog
+ * @return 				logger_t object or NULL if failed
+ */
+logger_t *logger_create(char *logger_name, logger_level_t log_level,FILE * output);
+
+
+#endif /*LOGGER_H_*/