2 * Win32 kernel functions
4 * Copyright 1995 Martin von Loewis and Cameron Heide
13 #include "debugtools.h"
15 DEFAULT_DEBUG_CHANNEL(win32)
17 /***********************************************************************
18 * GetLocalTime (KERNEL32.228)
20 VOID WINAPI GetLocalTime(LPSYSTEMTIME systime)
26 gettimeofday(&tv, NULL);
27 local_time = tv.tv_sec;
28 local_tm = localtime(&local_time);
30 systime->wYear = local_tm->tm_year + 1900;
31 systime->wMonth = local_tm->tm_mon + 1;
32 systime->wDayOfWeek = local_tm->tm_wday;
33 systime->wDay = local_tm->tm_mday;
34 systime->wHour = local_tm->tm_hour;
35 systime->wMinute = local_tm->tm_min;
36 systime->wSecond = local_tm->tm_sec;
37 systime->wMilliseconds = (tv.tv_usec / 1000) % 1000;
41 /***********************************************************************
42 * SetLocalTime (KERNEL32.655)
44 * FIXME: correct ? Is the timezone param of settimeofday() needed ?
45 * I don't have any docu about SetLocal/SystemTime(), argl...
47 BOOL WINAPI SetLocalTime(const SYSTEMTIME *systime)
53 /* get the number of seconds */
54 t.tm_sec = systime->wSecond;
55 t.tm_min = systime->wMinute;
56 t.tm_hour = systime->wHour;
57 t.tm_mday = systime->wDay;
58 t.tm_mon = systime->wMonth;
59 t.tm_year = systime->wYear;
62 /* set the new time */
64 tv.tv_usec = systime->wMilliseconds * 1000;
65 return !settimeofday(&tv, NULL);
69 /***********************************************************************
70 * GetSystemTime (KERNEL32.285)
72 VOID WINAPI GetSystemTime(LPSYSTEMTIME systime)
78 gettimeofday(&tv, NULL);
79 local_time = tv.tv_sec;
80 local_tm = gmtime(&local_time);
82 systime->wYear = local_tm->tm_year + 1900;
83 systime->wMonth = local_tm->tm_mon + 1;
84 systime->wDayOfWeek = local_tm->tm_wday;
85 systime->wDay = local_tm->tm_mday;
86 systime->wHour = local_tm->tm_hour;
87 systime->wMinute = local_tm->tm_min;
88 systime->wSecond = local_tm->tm_sec;
89 systime->wMilliseconds = (tv.tv_usec / 1000) % 1000;
93 /***********************************************************************
94 * SetSystemTime (KERNEL32.507)
96 BOOL WINAPI SetSystemTime(const SYSTEMTIME *systime)
103 /* call gettimeofday to get the current timezone */
104 gettimeofday(&tv, &tz);
106 /* get the number of seconds */
107 t.tm_sec = systime->wSecond;
108 t.tm_min = systime->wMinute;
109 t.tm_hour = systime->wHour;
110 t.tm_mday = systime->wDay;
111 t.tm_mon = systime->wMonth;
112 t.tm_year = systime->wYear;
115 /* set the new time */
117 tv.tv_usec = systime->wMilliseconds * 1000;
118 return !settimeofday(&tv, &tz);
122 /***********************************************************************
123 * GetTimeZoneInformation (KERNEL32.302)
125 DWORD WINAPI GetTimeZoneInformation(LPTIME_ZONE_INFORMATION tzinfo)
131 memset(tzinfo, 0, sizeof(TIME_ZONE_INFORMATION));
135 daylight=ptm->tm_isdst;
138 ptm->tm_isdst=daylight;
141 tzinfo->Bias = (lt - gmt) / 60;
142 tzinfo->StandardBias = 0;
143 tzinfo->DaylightBias = -60;
145 return TIME_ZONE_ID_UNKNOWN;
149 /***********************************************************************
150 * SetTimeZoneInformation (KERNEL32.515)
152 BOOL WINAPI SetTimeZoneInformation(const LPTIME_ZONE_INFORMATION tzinfo)
156 tz.tz_minuteswest = tzinfo->Bias;
158 tz.tz_dsttime = DST_NONE;
162 return !settimeofday(NULL, &tz);
166 /***********************************************************************
167 * GetSystemTimeAsFileTime (KERNEL32)
169 VOID WINAPI GetSystemTimeAsFileTime(LPFILETIME systemtimeAsfiletime)
172 gettimeofday( &now, 0 );
173 /* FIXME: convert to UTC */
174 DOSFS_UnixTimeToFileTime( now.tv_sec, systemtimeAsfiletime, now.tv_usec * 10 );
177 /***********************************************************************
178 * SystemTimeToTzSpecificLocalTime32 (KERNEL32.683)
180 BOOL WINAPI SystemTimeToTzSpecificLocalTime(
181 LPTIME_ZONE_INFORMATION lpTimeZoneInformation,
182 LPSYSTEMTIME lpUniversalTime,
183 LPSYSTEMTIME lpLocalTime) {
186 SetLastError(ERROR_CALL_NOT_IMPLEMENTED);