* Copyright (C) 2006 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
+ * Copyright (C) 2007,2008 Øyvind Harboe *
+ * oyvind.harboe@zylin.com *
+ * *
+ * Copyright (C) 2008 by Spencer Oliver *
+ * spen@spen-soft.co.uk *
+ * *
* 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 *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
+
#ifndef TIME_SUPPORT_H
#define TIME_SUPPORT_H
-#include <sys/time.h>
-#include <time.h>
+#ifdef TIME_WITH_SYS_TIME
+# include <sys/time.h>
+# include <time.h>
+#else
+# ifdef HAVE_SYS_TIME_H
+# include <sys/time.h>
+# else
+# include <time.h>
+# endif
+#endif
+
+int timeval_subtract(struct timeval *result, struct timeval *x, struct timeval *y);
+int timeval_add_time(struct timeval *result, long sec, long usec);
+
+/** @returns gettimeofday() timeval as 64-bit in ms */
+int64_t timeval_ms(void);
+
+struct duration {
+ struct timeval start;
+ struct timeval elapsed;
+};
+
+/** Update the duration->start field to start the @a duration measurement. */
+int duration_start(struct duration *duration);
+/** Update the duration->elapsed field to finish the @a duration measurment. */
+int duration_measure(struct duration *duration);
-extern int timeval_subtract(struct timeval *result, struct timeval *x, struct timeval *y);
-extern int timeval_add(struct timeval *result, struct timeval *x, struct timeval *y);
-extern int timeval_add_time(struct timeval *result, int sec, int usec);
+/** @returns Elapsed time in seconds. */
+float duration_elapsed(struct duration *duration);
+/** @returns KB/sec for the elapsed @a duration and @a count bytes. */
+float duration_kbps(struct duration *duration, size_t count);
-#endif /* TIME_SUPPORT_H */
+#endif /* TIME_SUPPORT_H */