author | etisserant |
Wed, 20 Aug 2008 00:11:40 +0200 | |
changeset 203 | cb9901076a21 |
parent 196 | 93d06827e31b |
permissions | -rw-r--r-- |
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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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return InterlockedCompareExchange(atomicvar, exchange, compared); |
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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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} |