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linux-scalability-benchmarks / libowfat / taia / taia_now.c

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#include <sys/types.h>
#include <sys/time.h>
#include "taia.h"
#ifdef __MINGW32__
#include <windows.h>
#endif

void taia_now(struct taia *t)
{
#ifdef __MINGW32__
  union {
    FILETIME f;
    unsigned long long l;
  } fnord;
  GetSystemTimeAsFileTime(&fnord.f);
  /* 64-bit value representing the number of 100-nanosecond intervals
   * since January 1, 1601 (UTC) */
  fnord.l-=((long long)(1970-1601))*365*24*60*60;
  t->sec.x=fnord.l/10000000;
  t->nano=((fnord.l+5)/10)%1000000;
  t->atto=0;
#else
  struct timeval now;
  gettimeofday(&now,(struct timezone *) 0);
  tai_unix(&t->sec,now.tv_sec);
  t->nano = 1000 * now.tv_usec + 500;
  t->atto = 0;
#endif
}