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/* Copyright (C) 2003 MySQL AB
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 NDB_TICK_H
#define NDB_TICK_H
#include <ndb_types.h>
#ifdef __cplusplus
extern "C" {
#endif
#if defined NDB_OSE || defined NDB_SOFTOSE
typedef unsigned long NDB_TICKS;
#else
typedef Uint64 NDB_TICKS;
#endif
/**
* Returns the current millisecond since 1970
*/
NDB_TICKS NdbTick_CurrentMillisecond(void);
/**
* Get current micro second
* Second method is simply abstraction on top of the first
*
* Returns 0 - Success
*/
int NdbTick_CurrentMicrosecond(NDB_TICKS * secs, Uint32 * micros);
//#define TIME_MEASUREMENT
#ifdef TIME_MEASUREMENT
struct MicroSecondTimer {
NDB_TICKS seconds;
NDB_TICKS micro_seconds;
};
/**
* Get time between start and stop time in microseconds
* Abstraction to get time in struct
*
* 0 means stop happened at or before start time
*/
NDB_TICKS NdbTick_getMicrosPassed(struct MicroSecondTimer start,
struct MicroSecondTimer stop);
int NdbTick_getMicroTimer(struct MicroSecondTimer* time_now);
#endif
#ifdef __cplusplus
}
#endif
#endif
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