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#include <stdio.h>

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#include <sys/timeb.h>

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#include <time.h>

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#include <windows.h>

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long AtomicCompareExchange(long* atomicvar,long exchange, long compared)

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{

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    return InterlockedCompareExchange(atomicvar, exchange, compared);

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}

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//long AtomicExchange(long* atomicvar,long exchange)

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//{

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//    return InterlockedExchange(atomicvar, exchange);    

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//}

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struct _timeb timetmp;

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void PLC_GetTime(IEC_TIME *CURRENT_TIME)

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{

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	_ftime(&timetmp);

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	(*CURRENT_TIME).tv_sec = timetmp.time;

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	(*CURRENT_TIME).tv_nsec = timetmp.millitm * 1000000;

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}

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void PLC_timer_notify()

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{

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    PLC_GetTime(&__CURRENT_TIME);

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    __run();

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}

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HANDLE PLC_timer = NULL;

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void PLC_SetTimer(long long next, long long period)

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{

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	LARGE_INTEGER liDueTime;		

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	/* arg 2 of SetWaitableTimer take 100 ns interval*/

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	liDueTime.QuadPart =  next / (-100);

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	/*

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	printf("SetTimer(%lld,%lld)\n",next, period);

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	*/

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	if (!SetWaitableTimer(PLC_timer, &liDueTime, common_ticktime__, NULL, NULL, 0))

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    {

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        printf("SetWaitableTimer failed (%d)\n", GetLastError());

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    }

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	if (WaitForSingleObject(PLC_timer, INFINITE) != WAIT_OBJECT_0)

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	{

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		printf("WaitForSingleObject failed (%d)\n", GetLastError());

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	}

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	PLC_timer_notify();

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}

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int main(int argc,char **argv)

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{

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	/* Translate PLC's microseconds to Ttick nanoseconds */

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	Ttick = 1000000 * maxval(common_ticktime__,1);

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	/* Create a waitable timer */

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    PLC_timer = CreateWaitableTimer(NULL, FALSE, "WaitableTimer");

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    if(NULL == PLC_timer)

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    {

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        printf("CreateWaitableTimer failed (%d)\n", GetLastError());

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        return 1;

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    }

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    if( __init(argc,argv) == 0 )

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    {

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    	printf("Tick Time : %d ms\n", common_ticktime__);

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    	while(1)

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    	{

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    		// Set a timer

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    		PLC_SetTimer(Ttick,Ttick);

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    		if (kbhit())

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    		{

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    			printf("Finishing\n");

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    		    break;

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            }

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    	}

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    	PLC_SetTimer(0,0);

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    }

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    __cleanup();

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    CloseHandle(PLC_timer);

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    return 0;

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}