77 lines
1.4 KiB
C
77 lines
1.4 KiB
C
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/*
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* $Id$
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*/
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#include <ase/cmn/time.h>
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#ifdef _WIN32
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#include <windows.h>
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#else
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#include <sys/time.h>
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#include <time.h>
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#endif
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#if defined(ASE_USE_SYSCALL) && defined(HAVE_SYS_SYSCALL_H)
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#include <sys/syscall.h>
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#endif
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int ase_gettime (ase_time_t* t)
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{
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#ifdef _WIN32
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SYSTEMTIME st;
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FILETIME ft;
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/*
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* MSDN: The FILETIME structure is a 64-bit value representing the
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* number of 100-nanosecond intervals since January 1, 1601 (UTC).
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*/
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GetSystemTime (&st);
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if (SystemTimeToFileTime (&st, &ft) == FALSE) return -1;
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*t = ((ase_time_t)(*((ase_int64_t*)&ft)) / (10 * 1000));
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*t -= EPOCH_DIFF_MSECS;
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return 0;
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#else
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struct timeval tv;
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int n;
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#ifdef SYS_gettimeofday
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n = syscall (SYS_gettimeofday, &tv, ASE_NULL);
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#else
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n = gettimeofday (&tv, ASE_NULL);
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#endif
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if (n == -1) return -1;
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*t = tv.tv_sec * ASE_MSEC_IN_SEC + tv.tv_usec / ASE_USEC_IN_MSEC;
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return 0;
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#endif
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}
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int ase_settime (ase_time_t t)
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{
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#ifdef _WIN32
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FILETIME ft;
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SYSTEMTIME st;
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*((ase_int64_t*)&ft) = ((value + EPOCH_DIFF_MSECS) * (10 * 1000));
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if (FileTimeToSystemTime (&ft, &st) == FALSE) return -1;
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if (SetSystemTime(&st) == FALSE) return -1;
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return 0;
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#else
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struct timeval tv;
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int n;
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tv.tv_sec = t / ASE_MSEC_IN_SEC;
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tv.tv_usec = (t % ASE_MSEC_IN_SEC) * ASE_USEC_IN_MSEC;
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#ifdef SYS_settimeofday
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n = syscall (SYS_settimeofday, &tv, ASE_NULL);
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#else
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n = settimeofday (&tv, ASE_NULL);
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#endif
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if (n == -1) return -1;
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return 0;
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#endif
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}
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