185 lines
4.7 KiB
C
185 lines
4.7 KiB
C
/*
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* Win32 kernel functions
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*
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* Copyright 1995 Martin von Loewis and Cameron Heide
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*/
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#include <string.h>
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#include <time.h>
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#include <sys/time.h>
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#include <unistd.h>
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#include "file.h"
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#include "winerror.h"
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#include "debugtools.h"
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DEFAULT_DEBUG_CHANNEL(win32)
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/***********************************************************************
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* GetLocalTime (KERNEL32.228)
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*/
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VOID WINAPI GetLocalTime(LPSYSTEMTIME systime)
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{
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time_t local_time;
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struct tm *local_tm;
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struct timeval tv;
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gettimeofday(&tv, NULL);
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local_time = tv.tv_sec;
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local_tm = localtime(&local_time);
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systime->wYear = local_tm->tm_year + 1900;
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systime->wMonth = local_tm->tm_mon + 1;
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systime->wDayOfWeek = local_tm->tm_wday;
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systime->wDay = local_tm->tm_mday;
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systime->wHour = local_tm->tm_hour;
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systime->wMinute = local_tm->tm_min;
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systime->wSecond = local_tm->tm_sec;
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systime->wMilliseconds = (tv.tv_usec / 1000) % 1000;
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}
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/***********************************************************************
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* SetLocalTime (KERNEL32.655)
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*
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* FIXME: correct ? Is the timezone param of settimeofday() needed ?
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* I don't have any docu about SetLocal/SystemTime(), argl...
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*/
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VOID WINAPI SetLocalTime(LPSYSTEMTIME systime)
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{
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struct timeval tv;
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struct tm t;
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time_t sec;
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/* get the number of seconds */
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t.tm_sec = systime->wSecond;
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t.tm_min = systime->wMinute;
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t.tm_hour = systime->wHour;
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t.tm_mday = systime->wDay;
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t.tm_mon = systime->wMonth;
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t.tm_year = systime->wYear;
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sec = mktime (&t);
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/* set the new time */
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tv.tv_sec = sec;
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tv.tv_usec = systime->wMilliseconds * 1000;
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return !settimeofday(&tv, NULL);
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}
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/***********************************************************************
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* GetSystemTime (KERNEL32.285)
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*/
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VOID WINAPI GetSystemTime(LPSYSTEMTIME systime)
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{
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time_t local_time;
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struct tm *local_tm;
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struct timeval tv;
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gettimeofday(&tv, NULL);
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local_time = tv.tv_sec;
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local_tm = gmtime(&local_time);
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systime->wYear = local_tm->tm_year + 1900;
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systime->wMonth = local_tm->tm_mon + 1;
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systime->wDayOfWeek = local_tm->tm_wday;
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systime->wDay = local_tm->tm_mday;
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systime->wHour = local_tm->tm_hour;
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systime->wMinute = local_tm->tm_min;
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systime->wSecond = local_tm->tm_sec;
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systime->wMilliseconds = (tv.tv_usec / 1000) % 1000;
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}
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/***********************************************************************
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* SetSystemTime (KERNEL32.507)
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*/
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BOOL WINAPI SetSystemTime(const SYSTEMTIME *systime)
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{
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struct timeval tv;
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struct timezone tz;
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struct tm t;
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time_t sec;
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/* call gettimeofday to get the current timezone */
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gettimeofday(&tv, &tz);
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/* get the number of seconds */
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t.tm_sec = systime->wSecond;
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t.tm_min = systime->wMinute;
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t.tm_hour = systime->wHour;
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t.tm_mday = systime->wDay;
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t.tm_mon = systime->wMonth;
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t.tm_year = systime->wYear;
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sec = mktime (&t);
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/* set the new time */
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tv.tv_sec = sec;
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tv.tv_usec = systime->wMilliseconds * 1000;
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return !settimeofday(&tv, &tz);
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}
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/***********************************************************************
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* GetTimeZoneInformation (KERNEL32.302)
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*/
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DWORD WINAPI GetTimeZoneInformation(LPTIME_ZONE_INFORMATION tzinfo)
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{
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time_t gmt, lt;
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struct tm *ptm;
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int daylight;
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memset(tzinfo, 0, sizeof(TIME_ZONE_INFORMATION));
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gmt = time(NULL);
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ptm=localtime(&gmt);
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daylight=ptm->tm_isdst;
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ptm = gmtime(&gmt);
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ptm->tm_isdst=daylight;
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lt = mktime(ptm);
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tzinfo->Bias = (lt - gmt) / 60;
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tzinfo->StandardBias = 0;
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tzinfo->DaylightBias = -60;
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return TIME_ZONE_ID_UNKNOWN;
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}
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/***********************************************************************
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* SetTimeZoneInformation (KERNEL32.515)
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*/
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BOOL WINAPI SetTimeZoneInformation(const LPTIME_ZONE_INFORMATION tzinfo)
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{
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struct timezone tz;
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tz.tz_minuteswest = tzinfo->Bias;
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#ifdef DST_NONE
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tz.tz_dsttime = DST_NONE;
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#else
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tz.tz_dsttime = 0;
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#endif
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return !settimeofday(NULL, &tz);
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}
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/***********************************************************************
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* GetSystemTimeAsFileTime (KERNEL32)
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*/
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VOID WINAPI GetSystemTimeAsFileTime(LPFILETIME systemtimeAsfiletime) {
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DOSFS_UnixTimeToFileTime(time(NULL),systemtimeAsfiletime,0);
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}
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/***********************************************************************
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* SystemTimeToTzSpecificLocalTime32 (KERNEL32.683)
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*/
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BOOL WINAPI SystemTimeToTzSpecificLocalTime(
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LPTIME_ZONE_INFORMATION lpTimeZoneInformation,
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LPSYSTEMTIME lpUniversalTime,
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LPSYSTEMTIME lpLocalTime) {
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FIXME(":stub\n");
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SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
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return FALSE;
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}
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