/******************************************************************************
*
* Copyright (c) 2014 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer.
*
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*
* Timer.h
*
*****************************************************************************/
#pragma once
#include <oz++/CommonObject.h>
#include <stdint.h>
#include <oz++/CharString.h>
#include <sys/time.h>
/*
struct timeval {
time_t tv_sec;
suseconds_t tv_usec;
}
*/
namespace OZ {
class Timer :public CommonObject {
private:
struct timeval tv;
uint64_t value;
private:
uint64_t toInt64(timeval tv)
{
return (tv.tv_sec*1000000ull + tv.tv_usec);
}
public:
//Constructor
Timer()
:value(0ull)
{
timerclear(&tv);
gettimeofday(&tv, 0);
value = toInt64(tv);
}
Timer(time_t sec, suseconds_t usec)
:value(0ull)
{
timerclear(&tv);
tv.tv_sec = sec;
tv.tv_usec = usec;
value = toInt64(tv);
}
Timer(timeval tval)
:value(0ull)
{
timerclear(&tv);
tv = tval;
value = toInt64(tv);
}
Timer(const Timer& tval)
{
tv = tval.tv;
value = tval.value;
}
public:
Timer operator+(Timer& time)
{
struct timeval result;
timerclear(&result);
struct timeval tmp = time.getTimeval();
timeradd(&tv, &tmp, &result);
return Timer(result);
}
Timer add(time_t sec, suseconds_t usec)
{
struct timeval result;
timerclear(&result);
struct timeval tmp;
timerclear(&tmp);
tmp.tv_sec = sec;
tmp.tv_usec = usec;
timeradd(&tv, &tmp, &result);
return Timer(result);
}
Timer sub(time_t sec, suseconds_t usec)
{
struct timeval result;
timerclear(&result);
struct timeval tmp;
timerclear(&tmp);
tmp.tv_sec = sec;
tmp.tv_usec = usec;
timersub(&tv, &tmp, &result);
return Timer(result);
}
Timer operator-(Timer& time)
{
struct timeval result;
timerclear(&result);
struct timeval tmp = time.getTimeval();
timersub(&tv, &tmp, &result);
return Timer(result);
}
uint64_t getCurrentTime() {
return value;
}
struct timeval getTimeval() {
return tv;
}
CharString toCharString(const char* year_delim="/", const char* time_delim=":", const char* usec_delim="." ) {
char buffer[40];
memset(buffer, 0, sizeof(buffer));
time_t t = tv.tv_sec;
struct tm *tms = ::localtime(&t);
sprintf(buffer, "%04d%s%02d%s%02d %02d%s%02d%s%02d%s%06ld",
tms->tm_year + 1900,
year_delim,
tms->tm_mon + 1,
year_delim,
tms->tm_mday,
tms->tm_hour,
time_delim,
tms->tm_min,
time_delim,
tms->tm_sec,
usec_delim,
tv.tv_usec);
return CharString(buffer);
}
void display()
{
printf("%s\n", (const char*)toCharString());
}
};
}