80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
/*
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* Copyright (C) 2011-2020 Kim Woelders
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies of the Software, its documentation and marketing & publicity
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* materials, and acknowledgment shall be given in the documentation, materials
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* and software packages that this Software was used.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "config.h"
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#include <time.h>
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#if !USE_MONOTONIC_CLOCK
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#include <sys/time.h>
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#endif
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#include "util.h"
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unsigned int
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GetTimeMs(void)
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{
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#if USE_MONOTONIC_CLOCK
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struct timespec ts;
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clock_gettime(CLOCK_MONOTONIC, &ts);
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return (unsigned int)(ts.tv_sec * 1000 + ts.tv_nsec / 1000000);
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#else
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struct timeval timev;
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gettimeofday(&timev, NULL);
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return (unsigned int)(timev.tv_sec * 1000 + timev.tv_usec / 1000);
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#endif
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}
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unsigned int
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GetTimeUs(void)
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{
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#if USE_MONOTONIC_CLOCK
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struct timespec ts;
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clock_gettime(CLOCK_MONOTONIC, &ts);
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return (unsigned int)(ts.tv_sec * 1000000 + ts.tv_nsec / 1000);
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#else
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struct timeval timev;
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gettimeofday(&timev, NULL);
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return (unsigned int)(timev.tv_sec * 1000000 + timev.tv_usec);
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#endif
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}
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void
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SleepUs(unsigned int tus)
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{
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struct timespec ts;
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ts.tv_sec = tus / 1000000;
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tus -= ts.tv_sec * 1000000;
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ts.tv_nsec = tus * 1000;
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while (nanosleep(&ts, &ts))
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;
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}
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