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/***************************************************************************
* 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 *
* (at your option) any later version. *
* *
* 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. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef TIME_SUPPORT_H
#define TIME_SUPPORT_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(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);
/// @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 */
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