--- /dev/null
+/*
+ * "Copyright (c) 2008 The Regents of the University of California.
+ * All rights reserved."
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice, the following
+ * two paragraphs and the author appear in all copies of this software.
+ *
+ * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+ * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS."
+ *
+ */
+#ifndef LOGGING_H_
+#define LOGGING_H_
+
+#include <stdio.h>
+
+// SDH : log levels defined here
+// also edit the log names in logging.h
+typedef enum {
+ LOGLVL_DEBUG = 0,
+ LOGLVL_INFO = 1,
+ LOGLVL_WARN = 2,
+ LOGLVL_ERROR = 3,
+ LOGLVL_FATAL = 4,
+} loglevel_t;
+
+extern const char *log_names[5];
+extern loglevel_t log_level;
+extern FILE *log_dest;
+
+void log_init();
+
+loglevel_t log_setlevel(loglevel_t l);
+loglevel_t log_getlevel();
+
+void log_log (loglevel_t level, const char *fmt, ...);
+void log_fatal_perror(const char *msg);
+void log_clear (loglevel_t level, const char *fmt, ...);
+
+#define debug(fmt, args...) \
+ log_log(LOGLVL_DEBUG, fmt, ## args)
+#define info(fmt, args...) \
+ log_log(LOGLVL_INFO, fmt, ## args)
+#define warn(fmt, args...) \
+ log_log(LOGLVL_WARN, fmt, ## args)
+#define error(fmt, args...) \
+ log_log(LOGLVL_ERROR, fmt, ## args)
+#define fatal(fmt, args...) \
+ log_log(LOGLVL_FATAL, fmt, ## args)
+
+#define log_fprintf(X, FMT, ...) ;
+
+
+#define ISO8601_FMT(ltime, tv) "%04d-%02d-%02dT%02d:%02d:%02d.%03d%s", \
+ (ltime)->tm_year+1900, (ltime)->tm_mon+1, (ltime)->tm_mday, \
+ (ltime)->tm_hour, (ltime)->tm_min, (ltime)->tm_sec, (int)(tv)->tv_usec/ 1000, \
+ tzname[0]
+
+void log_dump_serial_packet(unsigned char *packet, const int len);
+
+#endif