win32/time.c

   1 /*
   2  * Win32 kernel functions
   3  *
   4  * Copyright 1995 Martin von Loewis and Cameron Heide
   5  */
   6
   7 #include <string.h>
   8 #include <time.h>
   9 #include <unistd.h>
  10 #include "windows.h"
  11 #include "winerror.h"
  12 #include "kernel32.h"
  13 #include "stddebug.h"
  14 #include "debug.h"
  15
  16 /***********************************************************************
  17  *              GetTimeZoneInformation  (KERNEL32.302)
  18  */
  19 DWORD GetTimeZoneInformation(LPTIME_ZONE_INFORMATION tzinfo)
  20 {
  21     time_t gmt, lt;
  22
  23     memset(tzinfo, 0, sizeof(TIME_ZONE_INFORMATION));
  24
  25     gmt = time(NULL);
  26     lt = mktime(localtime(&gmt));
  27     tzinfo->Bias = (gmt - lt) / 60;
  28     tzinfo->StandardBias = 0;
  29     tzinfo->DaylightBias = -60;
  30
  31     return TIME_ZONE_ID_UNKNOWN;
  32 }
  33