50 lines
941 B
C
50 lines
941 B
C
// 23 april 2019
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include "testing.h"
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struct testingTimer {
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struct timespec start;
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struct timespec end;
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};
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testingTimer *testingNewTimer(void)
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{
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testingTimer *t;
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t = (testingTimer *) malloc(sizeof (testingTimer));
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// TODO handle failure
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memset(t, 0, sizeof (testingTimer));
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return t;
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}
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void testingFreeTimer(testingTimer *t)
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{
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free(t);
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}
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void testingTimerStart(testingTimer *t)
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{
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// TODO check errors
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clock_gettime(CLOCK_MONOTONIC, &(t->start));
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}
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void testingTimerEnd(testingTimer *t)
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{
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// TODO check errors
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clock_gettime(CLOCK_MONOTONIC, &(t->end));
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}
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// TODO replace with proper subtraction code
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int64_t testingTimerNsec(testingTimer *t)
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{
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int64_t nstart, nend;
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nstart = ((int64_t) (t->start.tv_sec)) * testingNsecPerSec;
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nstart += t->start.tv_nsec;
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nend = ((int64_t) (t->end.tv_sec)) * testingNsecPerSec;
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nend += t->end.tv_nsec;
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return nend - nstart;
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}
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