include/xbt/xbt_os_time.h

   1 /*  xbt/xbt_os_timer.h -- system dependency on time functions               */
   2
   3 /* Copyright (c) 2007, 2009-2010, 2012-2014. The SimGrid Team.
   4  * All rights reserved.                                                     */
   5
   6 /* This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the license (GNU LGPL) which comes with this package. */
   8
   9 #ifndef _XBT_OS_TIMER_H
  10 #define _XBT_OS_TIMER_H
  11
  12 #include <xbt/misc.h>           /* XBT_PUBLIC */
  13 #include <stddef.h>             /* size_t */
  14
  15 SG_BEGIN_DECL()
  16
  17 /** @brief get time in seconds
  18  *
  19  * gives  the  number  of  seconds since the Epoch (00:00:00 UTC, January 1, 1970).
  20  */
  21 XBT_PUBLIC(double) xbt_os_time(void);
  22 XBT_PUBLIC(void) xbt_os_sleep(double sec);
  23
  24 typedef struct s_xbt_os_timer *xbt_os_timer_t;
  25
  26 XBT_PUBLIC(xbt_os_timer_t) xbt_os_timer_new(void);
  27 XBT_PUBLIC(void) xbt_os_timer_free(xbt_os_timer_t timer);
  28 XBT_PUBLIC(double) xbt_os_timer_elapsed(xbt_os_timer_t timer);
  29 XBT_PUBLIC(size_t) xbt_os_timer_size(void);
  30
  31 XBT_PUBLIC(void) xbt_os_walltimer_start(xbt_os_timer_t timer);
  32 XBT_PUBLIC(void) xbt_os_walltimer_resume(xbt_os_timer_t timer);
  33 XBT_PUBLIC(void) xbt_os_walltimer_stop(xbt_os_timer_t timer);
  34
  35 XBT_PUBLIC(void) xbt_os_cputimer_start(xbt_os_timer_t timer);
  36 XBT_PUBLIC(void) xbt_os_cputimer_resume(xbt_os_timer_t timer);
  37 XBT_PUBLIC(void) xbt_os_cputimer_stop(xbt_os_timer_t timer);
  38
  39 XBT_PUBLIC(void) xbt_os_threadtimer_start(xbt_os_timer_t timer);
  40 XBT_PUBLIC(void) xbt_os_threadtimer_resume(xbt_os_timer_t timer);
  41 XBT_PUBLIC(void) xbt_os_threadtimer_stop(xbt_os_timer_t timer);
  42
  43 SG_END_DECL()
  44
  45 #endif