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goma / wine / cfcc0dda15eb04c87319e2a0cd61212cdf8dcce7 / . / dlls / kernel32 / time.c
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/*
* Win32 kernel time functions
*
* Copyright 1995 Martin von Loewis and Cameron Heide
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <string.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <stdarg.h>
#include <stdlib.h>
#include <time.h>
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
#ifdef HAVE_SYS_TIMES_H
# include <sys/times.h>
#endif
#ifdef HAVE_SYS_LIMITS_H
#include <sys/limits.h>
#elif defined(HAVE_MACHINE_LIMITS_H)
#include <machine/limits.h>
#endif
#include "ntstatus.h"
#define WIN32_NO_STATUS
#define NONAMELESSUNION
#include "windef.h"
#include "winbase.h"
#include "winternl.h"
#include "kernel_private.h"
#include "wine/unicode.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(time);
#define CALINFO_MAX_YEAR 2029
#define LL2FILETIME( ll, pft )\
(pft)->dwLowDateTime = (UINT)(ll); \
(pft)->dwHighDateTime = (UINT)((ll) >> 32);
#define FILETIME2LL( pft, ll) \
ll = (((LONGLONG)((pft)->dwHighDateTime))<<32) + (pft)-> dwLowDateTime ;
static const int MonthLengths[2][12] =
{
{ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 },
{ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 }
};
static inline BOOL IsLeapYear(int Year)
{
return Year % 4 == 0 && (Year % 100 != 0 || Year % 400 == 0);
}
/***********************************************************************
* TIME_DayLightCompareDate
*
* Compares two dates without looking at the year.
*
* PARAMS
* date [in] The local time to compare.
* compareDate [in] The daylight savings begin or end date.
*
* RETURNS
*
* -1 if date < compareDate
* 0 if date == compareDate
* 1 if date > compareDate
* -2 if an error occurs
*/
static int TIME_DayLightCompareDate( const SYSTEMTIME *date,
const SYSTEMTIME *compareDate )
{
int limit_day, dayinsecs;
if (date->wMonth < compareDate->wMonth)
return -1; /* We are in a month before the date limit. */
if (date->wMonth > compareDate->wMonth)
return 1; /* We are in a month after the date limit. */
/* if year is 0 then date is in day-of-week format, otherwise
* it's absolute date.
*/
if (compareDate->wYear == 0)
{
WORD First;
/* compareDate->wDay is interpreted as number of the week in the month
* 5 means: the last week in the month */
int weekofmonth = compareDate->wDay;
/* calculate the day of the first DayOfWeek in the month */
First = ( 6 + compareDate->wDayOfWeek - date->wDayOfWeek + date->wDay
) % 7 + 1;
limit_day = First + 7 * (weekofmonth - 1);
/* check needed for the 5th weekday of the month */
if(limit_day > MonthLengths[date->wMonth==2 && IsLeapYear(date->wYear)]
[date->wMonth - 1])
limit_day -= 7;
}
else
{
limit_day = compareDate->wDay;
}
/* convert to seconds */
limit_day = ((limit_day * 24 + compareDate->wHour) * 60 +
compareDate->wMinute ) * 60;
dayinsecs = ((date->wDay * 24 + date->wHour) * 60 +
date->wMinute ) * 60 + date->wSecond;
/* and compare */
return dayinsecs < limit_day ? -1 :
dayinsecs > limit_day ? 1 :
0; /* date is equal to the date limit. */
}
/***********************************************************************
* TIME_CompTimeZoneID
*
* Computes the local time bias for a given time and time zone.
*
* PARAMS
* pTZinfo [in] The time zone data.
* lpFileTime [in] The system or local time.
* islocal [in] it is local time.
*
* RETURNS
* TIME_ZONE_ID_INVALID An error occurred
* TIME_ZONE_ID_UNKNOWN There are no transition time known
* TIME_ZONE_ID_STANDARD Current time is standard time
* TIME_ZONE_ID_DAYLIGHT Current time is daylight savings time
*/
static DWORD TIME_CompTimeZoneID ( const TIME_ZONE_INFORMATION *pTZinfo,
FILETIME *lpFileTime, BOOL islocal )
{
int ret, year;
BOOL beforeStandardDate, afterDaylightDate;
DWORD retval = TIME_ZONE_ID_INVALID;
LONGLONG llTime = 0; /* initialized to prevent gcc complaining */
SYSTEMTIME SysTime;
FILETIME ftTemp;
if (pTZinfo->DaylightDate.wMonth != 0)
{
/* if year is 0 then date is in day-of-week format, otherwise
* it's absolute date.
*/
if (pTZinfo->StandardDate.wMonth == 0 ||
(pTZinfo->StandardDate.wYear == 0 &&
(pTZinfo->StandardDate.wDay<1 ||
pTZinfo->StandardDate.wDay>5 ||
pTZinfo->DaylightDate.wDay<1 ||
pTZinfo->DaylightDate.wDay>5)))
{
SetLastError(ERROR_INVALID_PARAMETER);
return TIME_ZONE_ID_INVALID;
}
if (!islocal) {
FILETIME2LL( lpFileTime, llTime );
llTime -= pTZinfo->Bias * (LONGLONG)600000000;
LL2FILETIME( llTime, &ftTemp)
lpFileTime = &ftTemp;
}
FileTimeToSystemTime(lpFileTime, &SysTime);
year = SysTime.wYear;
if (!islocal) {
llTime -= pTZinfo->DaylightBias * (LONGLONG)600000000;
LL2FILETIME( llTime, &ftTemp)
FileTimeToSystemTime(lpFileTime, &SysTime);
}
/* check for daylight savings */
if(year == SysTime.wYear) {
ret = TIME_DayLightCompareDate( &SysTime, &pTZinfo->StandardDate);
if (ret == -2)
return TIME_ZONE_ID_INVALID;
beforeStandardDate = ret < 0;
} else
beforeStandardDate = SysTime.wYear < year;
if (!islocal) {
llTime -= ( pTZinfo->StandardBias - pTZinfo->DaylightBias )
* (LONGLONG)600000000;
LL2FILETIME( llTime, &ftTemp)
FileTimeToSystemTime(lpFileTime, &SysTime);
}
if(year == SysTime.wYear) {
ret = TIME_DayLightCompareDate( &SysTime, &pTZinfo->DaylightDate);
if (ret == -2)
return TIME_ZONE_ID_INVALID;
afterDaylightDate = ret >= 0;
} else
afterDaylightDate = SysTime.wYear > year;
retval = TIME_ZONE_ID_STANDARD;
if( pTZinfo->DaylightDate.wMonth < pTZinfo->StandardDate.wMonth ) {
/* Northern hemisphere */
if( beforeStandardDate && afterDaylightDate )
retval = TIME_ZONE_ID_DAYLIGHT;
} else /* Down south */
if( beforeStandardDate || afterDaylightDate )
retval = TIME_ZONE_ID_DAYLIGHT;
} else
/* No transition date */
retval = TIME_ZONE_ID_UNKNOWN;
return retval;
}
/***********************************************************************
* TIME_TimeZoneID
*
* Calculates whether daylight savings is on now.
*
* PARAMS
* pTzi [in] Timezone info.
*
* RETURNS
* TIME_ZONE_ID_INVALID An error occurred
* TIME_ZONE_ID_UNKNOWN There are no transition time known
* TIME_ZONE_ID_STANDARD Current time is standard time
* TIME_ZONE_ID_DAYLIGHT Current time is daylight savings time
*/
static DWORD TIME_ZoneID( const TIME_ZONE_INFORMATION *pTzi )
{
FILETIME ftTime;
GetSystemTimeAsFileTime( &ftTime);
return TIME_CompTimeZoneID( pTzi, &ftTime, FALSE);
}
/***********************************************************************
* TIME_GetTimezoneBias
*
* Calculates the local time bias for a given time zone.
*
* PARAMS
* pTZinfo [in] The time zone data.
* lpFileTime [in] The system or local time.
* islocal [in] It is local time.
* pBias [out] The calculated bias in minutes.
*
* RETURNS
* TRUE when the time zone bias was calculated.
*/
static BOOL TIME_GetTimezoneBias( const TIME_ZONE_INFORMATION *pTZinfo,
FILETIME *lpFileTime, BOOL islocal, LONG *pBias )
{
LONG bias = pTZinfo->Bias;
DWORD tzid = TIME_CompTimeZoneID( pTZinfo, lpFileTime, islocal);
if( tzid == TIME_ZONE_ID_INVALID)
return FALSE;
if (tzid == TIME_ZONE_ID_DAYLIGHT)
bias += pTZinfo->DaylightBias;
else if (tzid == TIME_ZONE_ID_STANDARD)
bias += pTZinfo->StandardBias;
*pBias = bias;
return TRUE;
}
/***********************************************************************
* TIME_GetSpecificTimeZoneKey
*
* Opens the registry key for the time zone with the given name.
*
* PARAMS
* key_name [in] The time zone name.
* result [out] The open registry key handle.
*
* RETURNS
* TRUE if successful.
*/
static BOOL TIME_GetSpecificTimeZoneKey( const WCHAR *key_name, HANDLE *result )
{
static const WCHAR Time_ZonesW[] = { '\\','R','E','G','I','S','T','R','Y','\\',
'M','a','c','h','i','n','e','\\',
'S','o','f','t','w','a','r','e','\\',
'M','i','c','r','o','s','o','f','t','\\',
'W','i','n','d','o','w','s',' ','N','T','\\',
'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
'T','i','m','e',' ','Z','o','n','e','s',0 };
HANDLE time_zones_key;
OBJECT_ATTRIBUTES attr;
UNICODE_STRING nameW;
NTSTATUS status;
attr.Length = sizeof(attr);
attr.RootDirectory = 0;
attr.ObjectName = &nameW;
attr.Attributes = 0;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
RtlInitUnicodeString( &nameW, Time_ZonesW );
status = NtOpenKey( &time_zones_key, KEY_READ, &attr );
if (status)
{
WARN("Unable to open the time zones key\n");
SetLastError( RtlNtStatusToDosError(status) );
return FALSE;
}
attr.RootDirectory = time_zones_key;
RtlInitUnicodeString( &nameW, key_name );
status = NtOpenKey( result, KEY_READ, &attr );
NtClose( time_zones_key );
if (status)
{
SetLastError( RtlNtStatusToDosError(status) );
return FALSE;
}
return TRUE;
}
static BOOL reg_query_value(HKEY hkey, LPCWSTR name, DWORD type, void *data, DWORD count)
{
UNICODE_STRING nameW;
char buf[256];
KEY_VALUE_PARTIAL_INFORMATION *info = (KEY_VALUE_PARTIAL_INFORMATION *)buf;
NTSTATUS status;
if (count > sizeof(buf) - sizeof(KEY_VALUE_PARTIAL_INFORMATION))
return FALSE;
RtlInitUnicodeString(&nameW, name);
if ((status = NtQueryValueKey(hkey, &nameW, KeyValuePartialInformation,
buf, sizeof(buf), &count)))
{
SetLastError( RtlNtStatusToDosError(status) );
return FALSE;
}
if (info->Type != type)
{
SetLastError( ERROR_DATATYPE_MISMATCH );
return FALSE;
}
memcpy(data, info->Data, info->DataLength);
return TRUE;
}
/***********************************************************************
* TIME_GetSpecificTimeZoneInfo
*
* Returns time zone information for the given time zone and year.
*
* PARAMS
* key_name [in] The time zone name.
* year [in] The year, if Dynamic DST is used.
* dynamic [in] Whether to use Dynamic DST.
* result [out] The time zone information.
*
* RETURNS
* TRUE if successful.
*/
static BOOL TIME_GetSpecificTimeZoneInfo( const WCHAR *key_name, WORD year,
BOOL dynamic, DYNAMIC_TIME_ZONE_INFORMATION *tzinfo )
{
static const WCHAR Dynamic_DstW[] = { 'D','y','n','a','m','i','c',' ','D','S','T',0 };
static const WCHAR fmtW[] = { '%','d',0 };
static const WCHAR stdW[] = { 'S','t','d',0 };
static const WCHAR dltW[] = { 'D','l','t',0 };
static const WCHAR tziW[] = { 'T','Z','I',0 };
HANDLE time_zone_key, dynamic_dst_key;
OBJECT_ATTRIBUTES attr;
UNICODE_STRING nameW;
WCHAR yearW[16];
BOOL got_reg_data = FALSE;
struct tz_reg_data
{
LONG bias;
LONG std_bias;
LONG dlt_bias;
SYSTEMTIME std_date;
SYSTEMTIME dlt_date;
} tz_data;
if (!TIME_GetSpecificTimeZoneKey( key_name, &time_zone_key ))
return FALSE;
if (!reg_query_value( time_zone_key, stdW, REG_SZ, tzinfo->StandardName, sizeof(tzinfo->StandardName)) ||
!reg_query_value( time_zone_key, dltW, REG_SZ, tzinfo->DaylightName, sizeof(tzinfo->DaylightName)))
{
NtClose( time_zone_key );
return FALSE;
}
lstrcpyW(tzinfo->TimeZoneKeyName, key_name);
if (dynamic)
{
attr.Length = sizeof(attr);
attr.RootDirectory = time_zone_key;
attr.ObjectName = &nameW;
attr.Attributes = 0;
attr.SecurityDescriptor = NULL;
attr.SecurityQualityOfService = NULL;
RtlInitUnicodeString( &nameW, Dynamic_DstW );
if (!NtOpenKey( &dynamic_dst_key, KEY_READ, &attr ))
{
sprintfW( yearW, fmtW, year );
got_reg_data = reg_query_value( dynamic_dst_key, yearW, REG_BINARY, &tz_data, sizeof(tz_data) );
NtClose( dynamic_dst_key );
}
}
if (!got_reg_data)
{
if (!reg_query_value( time_zone_key, tziW, REG_BINARY, &tz_data, sizeof(tz_data) ))
{
NtClose( time_zone_key );
return FALSE;
}
}
tzinfo->Bias = tz_data.bias;
tzinfo->StandardBias = tz_data.std_bias;
tzinfo->DaylightBias = tz_data.dlt_bias;
tzinfo->StandardDate = tz_data.std_date;
tzinfo->DaylightDate = tz_data.dlt_date;
tzinfo->DynamicDaylightTimeDisabled = !dynamic;
NtClose( time_zone_key );
return TRUE;
}
/***********************************************************************
* SetLocalTime (KERNEL32.@)
*
* Set the local time using current time zone and daylight
* savings settings.
*
* PARAMS
* systime [in] The desired local time.
*
* RETURNS
* Success: TRUE. The time was set.
* Failure: FALSE, if the time was invalid or caller does not have
* permission to change the time.
*/
BOOL WINAPI SetLocalTime( const SYSTEMTIME *systime )
{
FILETIME ft;
LARGE_INTEGER st, st2;
NTSTATUS status;
if( !SystemTimeToFileTime( systime, &ft ))
return FALSE;
st.u.LowPart = ft.dwLowDateTime;
st.u.HighPart = ft.dwHighDateTime;
RtlLocalTimeToSystemTime( &st, &st2 );
if ((status = NtSetSystemTime(&st2, NULL)))
SetLastError( RtlNtStatusToDosError(status) );
return !status;
}
/***********************************************************************
* GetSystemTimeAdjustment (KERNEL32.@)
*
* Get the period between clock interrupts and the amount the clock
* is adjusted each interrupt so as to keep it in sync with an external source.
*
* PARAMS
* lpTimeAdjustment [out] The clock adjustment per interrupt in 100's of nanoseconds.
* lpTimeIncrement [out] The time between clock interrupts in 100's of nanoseconds.
* lpTimeAdjustmentDisabled [out] The clock synchronisation has been disabled.
*
* RETURNS
* TRUE.
*
* BUGS
* Only the special case of disabled time adjustments is supported.
*/
BOOL WINAPI GetSystemTimeAdjustment( PDWORD lpTimeAdjustment, PDWORD lpTimeIncrement,
PBOOL lpTimeAdjustmentDisabled )
{
*lpTimeAdjustment = 0;
*lpTimeIncrement = 10000000 / sysconf(_SC_CLK_TCK);
*lpTimeAdjustmentDisabled = TRUE;
return TRUE;
}
/***********************************************************************
* SetSystemTime (KERNEL32.@)
*
* Set the system time in utc.
*
* PARAMS
* systime [in] The desired system time.
*
* RETURNS
* Success: TRUE. The time was set.
* Failure: FALSE, if the time was invalid or caller does not have
* permission to change the time.
*/
BOOL WINAPI SetSystemTime( const SYSTEMTIME *systime )
{
FILETIME ft;
LARGE_INTEGER t;
NTSTATUS status;
if( !SystemTimeToFileTime( systime, &ft ))
return FALSE;
t.u.LowPart = ft.dwLowDateTime;
t.u.HighPart = ft.dwHighDateTime;
if ((status = NtSetSystemTime(&t, NULL)))
SetLastError( RtlNtStatusToDosError(status) );
return !status;
}
/***********************************************************************
* SetSystemTimeAdjustment (KERNEL32.@)
*
* Enables or disables the timing adjustments to the system's clock.
*
* PARAMS
* dwTimeAdjustment [in] Number of units to add per clock interrupt.
* bTimeAdjustmentDisabled [in] Adjustment mode.
*
* RETURNS
* Success: TRUE.
* Failure: FALSE.
*/
BOOL WINAPI SetSystemTimeAdjustment( DWORD dwTimeAdjustment, BOOL bTimeAdjustmentDisabled )
{
/* Fake function for now... */
FIXME("(%08x,%d): stub !\n", dwTimeAdjustment, bTimeAdjustmentDisabled);
return TRUE;
}
/***********************************************************************
* GetTimeZoneInformation (KERNEL32.@)
*
* Get information about the current local time zone.
*
* PARAMS
* tzinfo [out] Destination for time zone information.
*
* RETURNS
* TIME_ZONE_ID_INVALID An error occurred
* TIME_ZONE_ID_UNKNOWN There are no transition time known
* TIME_ZONE_ID_STANDARD Current time is standard time
* TIME_ZONE_ID_DAYLIGHT Current time is daylight savings time
*/
DWORD WINAPI GetTimeZoneInformation( LPTIME_ZONE_INFORMATION tzinfo )
{
NTSTATUS status;
status = RtlQueryTimeZoneInformation( (RTL_TIME_ZONE_INFORMATION*)tzinfo );
if ( status != STATUS_SUCCESS )
{
SetLastError( RtlNtStatusToDosError(status) );
return TIME_ZONE_ID_INVALID;
}
return TIME_ZoneID( tzinfo );
}
/***********************************************************************
* GetTimeZoneInformationForYear (KERNEL32.@)
*/
BOOL WINAPI GetTimeZoneInformationForYear( USHORT wYear,
PDYNAMIC_TIME_ZONE_INFORMATION pdtzi, LPTIME_ZONE_INFORMATION ptzi )
{
DYNAMIC_TIME_ZONE_INFORMATION local_dtzi, result;
if (!pdtzi)
{
if (GetDynamicTimeZoneInformation(&local_dtzi) == TIME_ZONE_ID_INVALID)
return FALSE;
pdtzi = &local_dtzi;
}
if (!TIME_GetSpecificTimeZoneInfo(pdtzi->TimeZoneKeyName, wYear,
!pdtzi->DynamicDaylightTimeDisabled, &result))
return FALSE;
memcpy(ptzi, &result, sizeof(*ptzi));
return TRUE;
}
/***********************************************************************
* SetTimeZoneInformation (KERNEL32.@)
*
* Change the settings of the current local time zone.
*
* PARAMS
* tzinfo [in] The new time zone.
*
* RETURNS
* Success: TRUE. The time zone was updated with the settings from tzinfo.
* Failure: FALSE.
*/
BOOL WINAPI SetTimeZoneInformation( const TIME_ZONE_INFORMATION *tzinfo )
{
NTSTATUS status;
status = RtlSetTimeZoneInformation( (const RTL_TIME_ZONE_INFORMATION *)tzinfo );
if ( status != STATUS_SUCCESS )
SetLastError( RtlNtStatusToDosError(status) );
return !status;
}
/***********************************************************************
* SystemTimeToTzSpecificLocalTime (KERNEL32.@)
*
* Convert a utc system time to a local time in a given time zone.
*
* PARAMS
* lpTimeZoneInformation [in] The desired time zone.
* lpUniversalTime [in] The utc time to base local time on.
* lpLocalTime [out] The local time in the time zone.
*
* RETURNS
* Success: TRUE. lpLocalTime contains the converted time
* Failure: FALSE.
*/
BOOL WINAPI SystemTimeToTzSpecificLocalTime(
const TIME_ZONE_INFORMATION *lpTimeZoneInformation,
const SYSTEMTIME *lpUniversalTime, LPSYSTEMTIME lpLocalTime )
{
FILETIME ft;
LONG lBias;
LONGLONG llTime;
TIME_ZONE_INFORMATION tzinfo;
if (lpTimeZoneInformation != NULL)
{
tzinfo = *lpTimeZoneInformation;
}
else
{
if (GetTimeZoneInformation(&tzinfo) == TIME_ZONE_ID_INVALID)
return FALSE;
}
if (!SystemTimeToFileTime(lpUniversalTime, &ft))
return FALSE;
FILETIME2LL( &ft, llTime)
if (!TIME_GetTimezoneBias(&tzinfo, &ft, FALSE, &lBias))
return FALSE;
/* convert minutes to 100-nanoseconds-ticks */
llTime -= (LONGLONG)lBias * 600000000;
LL2FILETIME( llTime, &ft)
return FileTimeToSystemTime(&ft, lpLocalTime);
}
/***********************************************************************
* TzSpecificLocalTimeToSystemTime (KERNEL32.@)
*
* Converts a local time to a time in utc.
*
* PARAMS
* lpTimeZoneInformation [in] The desired time zone.
* lpLocalTime [in] The local time.
* lpUniversalTime [out] The calculated utc time.
*
* RETURNS
* Success: TRUE. lpUniversalTime contains the converted time.
* Failure: FALSE.
*/
BOOL WINAPI TzSpecificLocalTimeToSystemTime(
const TIME_ZONE_INFORMATION *lpTimeZoneInformation,
const SYSTEMTIME *lpLocalTime, LPSYSTEMTIME lpUniversalTime)
{
FILETIME ft;
LONG lBias;
LONGLONG t;
TIME_ZONE_INFORMATION tzinfo;
if (lpTimeZoneInformation != NULL)
{
tzinfo = *lpTimeZoneInformation;
}
else
{
if (GetTimeZoneInformation(&tzinfo) == TIME_ZONE_ID_INVALID)
return FALSE;
}
if (!SystemTimeToFileTime(lpLocalTime, &ft))
return FALSE;
FILETIME2LL( &ft, t)
if (!TIME_GetTimezoneBias(&tzinfo, &ft, TRUE, &lBias))
return FALSE;
/* convert minutes to 100-nanoseconds-ticks */
t += (LONGLONG)lBias * 600000000;
LL2FILETIME( t, &ft)
return FileTimeToSystemTime(&ft, lpUniversalTime);
}
/***********************************************************************
* GetSystemTimeAsFileTime (KERNEL32.@)
*
* Get the current time in utc format.
*
* RETURNS
* Nothing.
*/
VOID WINAPI GetSystemTimeAsFileTime(
LPFILETIME time) /* [out] Destination for the current utc time */
{
LARGE_INTEGER t;
NtQuerySystemTime( &t );
time->dwLowDateTime = t.u.LowPart;
time->dwHighDateTime = t.u.HighPart;
}
/***********************************************************************
* GetSystemTimePreciseAsFileTime (KERNEL32.@)
*
* Get the current time in utc format, with <1 us precision.
*
* RETURNS
* Nothing.
*/
VOID WINAPI GetSystemTimePreciseAsFileTime(
LPFILETIME time) /* [out] Destination for the current utc time */
{
GetSystemTimeAsFileTime(time);
}
/*********************************************************************
* TIME_ClockTimeToFileTime (olorin@fandra.org, 20-Sep-1998)
*
* Used by GetProcessTimes to convert clock_t into FILETIME.
*
* Differences to UnixTimeToFileTime:
* 1) Divided by CLK_TCK
* 2) Time is relative. There is no 'starting date', so there is
* no need for offset correction, like in UnixTimeToFileTime
*/
static void TIME_ClockTimeToFileTime(clock_t unix_time, LPFILETIME filetime)
{
long clocksPerSec = sysconf(_SC_CLK_TCK);
ULONGLONG secs = (ULONGLONG)unix_time * 10000000 / clocksPerSec;
filetime->dwLowDateTime = (DWORD)secs;
filetime->dwHighDateTime = (DWORD)(secs >> 32);
}
/*********************************************************************
* GetProcessTimes (KERNEL32.@)
*
* Get the user and kernel execution times of a process,
* along with the creation and exit times if known.
*
* PARAMS
* hprocess [in] The process to be queried.
* lpCreationTime [out] The creation time of the process.
* lpExitTime [out] The exit time of the process if exited.
* lpKernelTime [out] The time spent in kernel routines in 100's of nanoseconds.
* lpUserTime [out] The time spent in user routines in 100's of nanoseconds.
*
* RETURNS
* TRUE.
*
* NOTES
* olorin@fandra.org:
* Would be nice to subtract the cpu time used by Wine at startup.
* Also, there is a need to separate times used by different applications.
*
* BUGS
* KernelTime and UserTime are always for the current process
*/
BOOL WINAPI GetProcessTimes( HANDLE hprocess, LPFILETIME lpCreationTime,
LPFILETIME lpExitTime, LPFILETIME lpKernelTime, LPFILETIME lpUserTime )
{
struct tms tms;
KERNEL_USER_TIMES pti;
times(&tms);
TIME_ClockTimeToFileTime(tms.tms_utime,lpUserTime);
TIME_ClockTimeToFileTime(tms.tms_stime,lpKernelTime);
if (NtQueryInformationProcess( hprocess, ProcessTimes, &pti, sizeof(pti), NULL))
return FALSE;
LL2FILETIME( pti.CreateTime.QuadPart, lpCreationTime);
LL2FILETIME( pti.ExitTime.QuadPart, lpExitTime);
return TRUE;
}
/*********************************************************************
* GetCalendarInfoA (KERNEL32.@)
*
*/
int WINAPI GetCalendarInfoA(LCID lcid, CALID Calendar, CALTYPE CalType,
LPSTR lpCalData, int cchData, LPDWORD lpValue)
{
int ret, cchDataW = cchData;
LPWSTR lpCalDataW = NULL;
if (NLS_IsUnicodeOnlyLcid(lcid))
{
SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
if (!cchData && !(CalType & CAL_RETURN_NUMBER))
cchDataW = GetCalendarInfoW(lcid, Calendar, CalType, NULL, 0, NULL);
if (!(lpCalDataW = HeapAlloc(GetProcessHeap(), 0, cchDataW*sizeof(WCHAR))))
return 0;
ret = GetCalendarInfoW(lcid, Calendar, CalType, lpCalDataW, cchDataW, lpValue);
if(ret && lpCalDataW && lpCalData)
ret = WideCharToMultiByte(CP_ACP, 0, lpCalDataW, -1, lpCalData, cchData, NULL, NULL);
else if (CalType & CAL_RETURN_NUMBER)
ret *= sizeof(WCHAR);
HeapFree(GetProcessHeap(), 0, lpCalDataW);
return ret;
}
/*********************************************************************
* GetCalendarInfoW (KERNEL32.@)
*
*/
int WINAPI GetCalendarInfoW(LCID Locale, CALID Calendar, CALTYPE CalType,
LPWSTR lpCalData, int cchData, LPDWORD lpValue)
{
static const LCTYPE caltype_lctype_map[] = {
0, /* not used */
0, /* CAL_ICALINTVALUE */
0, /* CAL_SCALNAME */
0, /* CAL_IYEAROFFSETRANGE */
0, /* CAL_SERASTRING */
LOCALE_SSHORTDATE,
LOCALE_SLONGDATE,
LOCALE_SDAYNAME1,
LOCALE_SDAYNAME2,
LOCALE_SDAYNAME3,
LOCALE_SDAYNAME4,
LOCALE_SDAYNAME5,
LOCALE_SDAYNAME6,
LOCALE_SDAYNAME7,
LOCALE_SABBREVDAYNAME1,
LOCALE_SABBREVDAYNAME2,
LOCALE_SABBREVDAYNAME3,
LOCALE_SABBREVDAYNAME4,
LOCALE_SABBREVDAYNAME5,
LOCALE_SABBREVDAYNAME6,
LOCALE_SABBREVDAYNAME7,
LOCALE_SMONTHNAME1,
LOCALE_SMONTHNAME2,
LOCALE_SMONTHNAME3,
LOCALE_SMONTHNAME4,
LOCALE_SMONTHNAME5,
LOCALE_SMONTHNAME6,
LOCALE_SMONTHNAME7,
LOCALE_SMONTHNAME8,
LOCALE_SMONTHNAME9,
LOCALE_SMONTHNAME10,
LOCALE_SMONTHNAME11,
LOCALE_SMONTHNAME12,
LOCALE_SMONTHNAME13,
LOCALE_SABBREVMONTHNAME1,
LOCALE_SABBREVMONTHNAME2,
LOCALE_SABBREVMONTHNAME3,
LOCALE_SABBREVMONTHNAME4,
LOCALE_SABBREVMONTHNAME5,
LOCALE_SABBREVMONTHNAME6,
LOCALE_SABBREVMONTHNAME7,
LOCALE_SABBREVMONTHNAME8,
LOCALE_SABBREVMONTHNAME9,
LOCALE_SABBREVMONTHNAME10,
LOCALE_SABBREVMONTHNAME11,
LOCALE_SABBREVMONTHNAME12,
LOCALE_SABBREVMONTHNAME13,
LOCALE_SYEARMONTH,
0, /* CAL_ITWODIGITYEARMAX */
LOCALE_SSHORTESTDAYNAME1,
LOCALE_SSHORTESTDAYNAME2,
LOCALE_SSHORTESTDAYNAME3,
LOCALE_SSHORTESTDAYNAME4,
LOCALE_SSHORTESTDAYNAME5,
LOCALE_SSHORTESTDAYNAME6,
LOCALE_SSHORTESTDAYNAME7,
LOCALE_SMONTHDAY,
0, /* CAL_SABBREVERASTRING */
};
DWORD localeflags = 0;
CALTYPE calinfo;
if (CalType & CAL_NOUSEROVERRIDE)
FIXME("flag CAL_NOUSEROVERRIDE used, not fully implemented\n");
if (CalType & CAL_USE_CP_ACP)
FIXME("flag CAL_USE_CP_ACP used, not fully implemented\n");
if (CalType & CAL_RETURN_NUMBER) {
if (!lpValue)
{
SetLastError( ERROR_INVALID_PARAMETER );
return 0;
}
if (lpCalData != NULL)
WARN("lpCalData not NULL (%p) when it should!\n", lpCalData);
if (cchData != 0)
WARN("cchData not 0 (%d) when it should!\n", cchData);
} else {
if (lpValue != NULL)
WARN("lpValue not NULL (%p) when it should!\n", lpValue);
}
/* FIXME: No verification is made yet wrt Locale
* for the CALTYPES not requiring GetLocaleInfoA */
calinfo = CalType & 0xffff;
if (CalType & CAL_RETURN_GENITIVE_NAMES)
localeflags |= LOCALE_RETURN_GENITIVE_NAMES;
switch (calinfo) {
case CAL_ICALINTVALUE:
if (CalType & CAL_RETURN_NUMBER)
return GetLocaleInfoW(Locale, LOCALE_RETURN_NUMBER | LOCALE_ICALENDARTYPE,
(LPWSTR)lpValue, 2);
return GetLocaleInfoW(Locale, LOCALE_ICALENDARTYPE, lpCalData, cchData);
case CAL_SCALNAME:
FIXME("Unimplemented caltype %d\n", calinfo);
if (lpCalData) *lpCalData = 0;
return 1;
case CAL_IYEAROFFSETRANGE:
FIXME("Unimplemented caltype %d\n", calinfo);
return 0;
case CAL_SERASTRING:
FIXME("Unimplemented caltype %d\n", calinfo);
return 0;
case CAL_SSHORTDATE:
case CAL_SLONGDATE:
case CAL_SDAYNAME1:
case CAL_SDAYNAME2:
case CAL_SDAYNAME3:
case CAL_SDAYNAME4:
case CAL_SDAYNAME5:
case CAL_SDAYNAME6:
case CAL_SDAYNAME7:
case CAL_SABBREVDAYNAME1:
case CAL_SABBREVDAYNAME2:
case CAL_SABBREVDAYNAME3:
case CAL_SABBREVDAYNAME4:
case CAL_SABBREVDAYNAME5:
case CAL_SABBREVDAYNAME6:
case CAL_SABBREVDAYNAME7:
case CAL_SMONTHNAME1:
case CAL_SMONTHNAME2:
case CAL_SMONTHNAME3:
case CAL_SMONTHNAME4:
case CAL_SMONTHNAME5:
case CAL_SMONTHNAME6:
case CAL_SMONTHNAME7:
case CAL_SMONTHNAME8:
case CAL_SMONTHNAME9:
case CAL_SMONTHNAME10:
case CAL_SMONTHNAME11:
case CAL_SMONTHNAME12:
case CAL_SMONTHNAME13:
case CAL_SABBREVMONTHNAME1:
case CAL_SABBREVMONTHNAME2:
case CAL_SABBREVMONTHNAME3:
case CAL_SABBREVMONTHNAME4:
case CAL_SABBREVMONTHNAME5:
case CAL_SABBREVMONTHNAME6:
case CAL_SABBREVMONTHNAME7:
case CAL_SABBREVMONTHNAME8:
case CAL_SABBREVMONTHNAME9:
case CAL_SABBREVMONTHNAME10:
case CAL_SABBREVMONTHNAME11:
case CAL_SABBREVMONTHNAME12:
case CAL_SABBREVMONTHNAME13:
case CAL_SYEARMONTH:
return GetLocaleInfoW(Locale, caltype_lctype_map[calinfo] | localeflags, lpCalData, cchData);
case CAL_ITWODIGITYEARMAX:
if (CalType & CAL_RETURN_NUMBER)
{
*lpValue = CALINFO_MAX_YEAR;
return sizeof(DWORD) / sizeof(WCHAR);
}
else
{
static const WCHAR fmtW[] = {'%','u',0};
WCHAR buffer[10];
int ret = snprintfW( buffer, 10, fmtW, CALINFO_MAX_YEAR ) + 1;
if (!lpCalData) return ret;
if (ret <= cchData)
{
strcpyW( lpCalData, buffer );
return ret;
}
SetLastError( ERROR_INSUFFICIENT_BUFFER );
return 0;
}
break;
default:
FIXME("Unknown caltype %d\n", calinfo);
SetLastError(ERROR_INVALID_FLAGS);
return 0;
}
return 0;
}
/*********************************************************************
* GetCalendarInfoEx (KERNEL32.@)
*/
int WINAPI GetCalendarInfoEx(LPCWSTR locale, CALID calendar, LPCWSTR lpReserved, CALTYPE caltype,
LPWSTR data, int len, DWORD *value)
{
static int once;
LCID lcid = LocaleNameToLCID(locale, 0);
if (!once++)
FIXME("(%s, %d, %p, 0x%08x, %p, %d, %p): semi-stub\n", debugstr_w(locale), calendar, lpReserved, caltype,
data, len, value);
return GetCalendarInfoW(lcid, calendar, caltype, data, len, value);
}
/*********************************************************************
* SetCalendarInfoA (KERNEL32.@)
*
*/
int WINAPI SetCalendarInfoA(LCID Locale, CALID Calendar, CALTYPE CalType, LPCSTR lpCalData)
{
FIXME("(%08x,%08x,%08x,%s): stub\n",
Locale, Calendar, CalType, debugstr_a(lpCalData));
return 0;
}
/*********************************************************************
* SetCalendarInfoW (KERNEL32.@)
*
*
*/
int WINAPI SetCalendarInfoW(LCID Locale, CALID Calendar, CALTYPE CalType, LPCWSTR lpCalData)
{
FIXME("(%08x,%08x,%08x,%s): stub\n",
Locale, Calendar, CalType, debugstr_w(lpCalData));
return 0;
}
/*********************************************************************
* LocalFileTimeToFileTime (KERNEL32.@)
*/
BOOL WINAPI LocalFileTimeToFileTime( const FILETIME *localft, LPFILETIME utcft )
{
NTSTATUS status;
LARGE_INTEGER local, utc;
local.u.LowPart = localft->dwLowDateTime;
local.u.HighPart = localft->dwHighDateTime;
if (!(status = RtlLocalTimeToSystemTime( &local, &utc )))
{
utcft->dwLowDateTime = utc.u.LowPart;
utcft->dwHighDateTime = utc.u.HighPart;
}
else SetLastError( RtlNtStatusToDosError(status) );
return !status;
}
/*********************************************************************
* FileTimeToLocalFileTime (KERNEL32.@)
*/
BOOL WINAPI FileTimeToLocalFileTime( const FILETIME *utcft, LPFILETIME localft )
{
NTSTATUS status;
LARGE_INTEGER local, utc;
utc.u.LowPart = utcft->dwLowDateTime;
utc.u.HighPart = utcft->dwHighDateTime;
if (!(status = RtlSystemTimeToLocalTime( &utc, &local )))
{
localft->dwLowDateTime = local.u.LowPart;
localft->dwHighDateTime = local.u.HighPart;
}
else SetLastError( RtlNtStatusToDosError(status) );
return !status;
}
/*********************************************************************
* FileTimeToSystemTime (KERNEL32.@)
*/
BOOL WINAPI FileTimeToSystemTime( const FILETIME *ft, LPSYSTEMTIME syst )
{
TIME_FIELDS tf;
LARGE_INTEGER t;
t.u.LowPart = ft->dwLowDateTime;
t.u.HighPart = ft->dwHighDateTime;
RtlTimeToTimeFields(&t, &tf);
syst->wYear = tf.Year;
syst->wMonth = tf.Month;
syst->wDay = tf.Day;
syst->wHour = tf.Hour;
syst->wMinute = tf.Minute;
syst->wSecond = tf.Second;
syst->wMilliseconds = tf.Milliseconds;
syst->wDayOfWeek = tf.Weekday;
return TRUE;
}
/*********************************************************************
* SystemTimeToFileTime (KERNEL32.@)
*/
BOOL WINAPI SystemTimeToFileTime( const SYSTEMTIME *syst, LPFILETIME ft )
{
TIME_FIELDS tf;
LARGE_INTEGER t;
tf.Year = syst->wYear;
tf.Month = syst->wMonth;
tf.Day = syst->wDay;
tf.Hour = syst->wHour;
tf.Minute = syst->wMinute;
tf.Second = syst->wSecond;
tf.Milliseconds = syst->wMilliseconds;
if( !RtlTimeFieldsToTime(&tf, &t)) {
SetLastError( ERROR_INVALID_PARAMETER);
return FALSE;
}
ft->dwLowDateTime = t.u.LowPart;
ft->dwHighDateTime = t.u.HighPart;
return TRUE;
}
/*********************************************************************
* CompareFileTime (KERNEL32.@)
*
* Compare two FILETIME's to each other.
*
* PARAMS
* x [I] First time
* y [I] time to compare to x
*
* RETURNS
* -1, 0, or 1 indicating that x is less than, equal to, or greater
* than y respectively.
*/
INT WINAPI CompareFileTime( const FILETIME *x, const FILETIME *y )
{
if (!x || !y) return -1;
if (x->dwHighDateTime > y->dwHighDateTime)
return 1;
if (x->dwHighDateTime < y->dwHighDateTime)
return -1;
if (x->dwLowDateTime > y->dwLowDateTime)
return 1;
if (x->dwLowDateTime < y->dwLowDateTime)
return -1;
return 0;
}
/*********************************************************************
* GetLocalTime (KERNEL32.@)
*
* Get the current local time.
*
* PARAMS
* systime [O] Destination for current time.
*
* RETURNS
* Nothing.
*/
VOID WINAPI GetLocalTime(LPSYSTEMTIME systime)
{
FILETIME lft;
LARGE_INTEGER ft, ft2;
NtQuerySystemTime(&ft);
RtlSystemTimeToLocalTime(&ft, &ft2);
lft.dwLowDateTime = ft2.u.LowPart;
lft.dwHighDateTime = ft2.u.HighPart;
FileTimeToSystemTime(&lft, systime);
}
/*********************************************************************
* GetSystemTime (KERNEL32.@)
*
* Get the current system time.
*
* PARAMS
* systime [O] Destination for current time.
*
* RETURNS
* Nothing.
*/
VOID WINAPI GetSystemTime(LPSYSTEMTIME systime)
{
FILETIME ft;
LARGE_INTEGER t;
NtQuerySystemTime(&t);
ft.dwLowDateTime = t.u.LowPart;
ft.dwHighDateTime = t.u.HighPart;
FileTimeToSystemTime(&ft, systime);
}
/*********************************************************************
* GetDaylightFlag (KERNEL32.@)
*
* Specifies if daylight savings time is in operation.
*
* NOTES
* This function is called from the Win98's control applet timedate.cpl.
*
* RETURNS
* TRUE if daylight savings time is in operation.
* FALSE otherwise.
*/
BOOL WINAPI GetDaylightFlag(void)
{
TIME_ZONE_INFORMATION tzinfo;
return GetTimeZoneInformation( &tzinfo) == TIME_ZONE_ID_DAYLIGHT;
}
/***********************************************************************
* DosDateTimeToFileTime (KERNEL32.@)
*/
BOOL WINAPI DosDateTimeToFileTime( WORD fatdate, WORD fattime, LPFILETIME ft)
{
struct tm newtm;
#ifndef HAVE_TIMEGM
struct tm *gtm;
time_t time1, time2;
#endif
newtm.tm_sec = (fattime & 0x1f) * 2;
newtm.tm_min = (fattime >> 5) & 0x3f;
newtm.tm_hour = (fattime >> 11);
newtm.tm_mday = (fatdate & 0x1f);
newtm.tm_mon = ((fatdate >> 5) & 0x0f) - 1;
newtm.tm_year = (fatdate >> 9) + 80;
newtm.tm_isdst = -1;
#ifdef HAVE_TIMEGM
RtlSecondsSince1970ToTime( timegm(&newtm), (LARGE_INTEGER *)ft );
#else
time1 = mktime(&newtm);
gtm = gmtime(&time1);
time2 = mktime(gtm);
RtlSecondsSince1970ToTime( 2*time1-time2, (LARGE_INTEGER *)ft );
#endif
return TRUE;
}
/***********************************************************************
* FileTimeToDosDateTime (KERNEL32.@)
*/
BOOL WINAPI FileTimeToDosDateTime( const FILETIME *ft, LPWORD fatdate,
LPWORD fattime )
{
LARGE_INTEGER li;
ULONG t;
time_t unixtime;
struct tm* tm;
if (!fatdate || !fattime)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
li.u.LowPart = ft->dwLowDateTime;
li.u.HighPart = ft->dwHighDateTime;
if (!RtlTimeToSecondsSince1970( &li, &t ))
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
unixtime = t;
tm = gmtime( &unixtime );
*fattime = (tm->tm_hour << 11) + (tm->tm_min << 5) + (tm->tm_sec / 2);
*fatdate = ((tm->tm_year - 80) << 9) + ((tm->tm_mon + 1) << 5) + tm->tm_mday;
return TRUE;
}
/*********************************************************************
* GetSystemTimes (KERNEL32.@)
*
* Retrieves system timing information
*
* PARAMS
* lpIdleTime [O] Destination for idle time.
* lpKernelTime [O] Destination for kernel time.
* lpUserTime [O] Destination for user time.
*
* RETURNS
* TRUE if success, FALSE otherwise.
*/
BOOL WINAPI GetSystemTimes(LPFILETIME lpIdleTime, LPFILETIME lpKernelTime, LPFILETIME lpUserTime)
{
LARGE_INTEGER idle_time, kernel_time, user_time;
SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION *sppi;
SYSTEM_BASIC_INFORMATION sbi;
NTSTATUS status;
ULONG ret_size;
int i;
TRACE("(%p,%p,%p)\n", lpIdleTime, lpKernelTime, lpUserTime);
status = NtQuerySystemInformation( SystemBasicInformation, &sbi, sizeof(sbi), &ret_size );
if (status != STATUS_SUCCESS)
{
SetLastError( RtlNtStatusToDosError(status) );
return FALSE;
}
sppi = HeapAlloc( GetProcessHeap(), 0,
sizeof(SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION) * sbi.NumberOfProcessors);
if (!sppi)
{
SetLastError( ERROR_OUTOFMEMORY );
return FALSE;
}
status = NtQuerySystemInformation( SystemProcessorPerformanceInformation, sppi, sizeof(*sppi) * sbi.NumberOfProcessors,
&ret_size );
if (status != STATUS_SUCCESS)
{
HeapFree( GetProcessHeap(), 0, sppi );
SetLastError( RtlNtStatusToDosError(status) );
return FALSE;
}
idle_time.QuadPart = 0;
kernel_time.QuadPart = 0;
user_time.QuadPart = 0;
for (i = 0; i < sbi.NumberOfProcessors; i++)
{
idle_time.QuadPart += sppi[i].IdleTime.QuadPart;
kernel_time.QuadPart += sppi[i].KernelTime.QuadPart;
user_time.QuadPart += sppi[i].UserTime.QuadPart;
}
if (lpIdleTime)
{
lpIdleTime->dwLowDateTime = idle_time.u.LowPart;
lpIdleTime->dwHighDateTime = idle_time.u.HighPart;
}
if (lpKernelTime)
{
lpKernelTime->dwLowDateTime = kernel_time.u.LowPart;
lpKernelTime->dwHighDateTime = kernel_time.u.HighPart;
}
if (lpUserTime)
{
lpUserTime->dwLowDateTime = user_time.u.LowPart;
lpUserTime->dwHighDateTime = user_time.u.HighPart;
}
HeapFree( GetProcessHeap(), 0, sppi );
return TRUE;
}
/***********************************************************************
* GetDynamicTimeZoneInformation (KERNEL32.@)
*/
DWORD WINAPI GetDynamicTimeZoneInformation(DYNAMIC_TIME_ZONE_INFORMATION *tzinfo)
{
NTSTATUS status;
status = RtlQueryDynamicTimeZoneInformation( (RTL_DYNAMIC_TIME_ZONE_INFORMATION*)tzinfo );
if ( status != STATUS_SUCCESS )
{
SetLastError( RtlNtStatusToDosError(status) );
return TIME_ZONE_ID_INVALID;
}
return TIME_ZoneID( (TIME_ZONE_INFORMATION*)tzinfo );
}
/***********************************************************************
* QueryThreadCycleTime (KERNEL32.@)
*/
BOOL WINAPI QueryThreadCycleTime(HANDLE thread, PULONG64 cycle)
{
static int once;
if (!once++)
FIXME("(%p,%p): stub!\n", thread, cycle);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
return FALSE;
}
/***********************************************************************
* QueryUnbiasedInterruptTime (KERNEL32.@)
*/
BOOL WINAPI QueryUnbiasedInterruptTime(ULONGLONG *time)
{
TRACE("(%p)\n", time);
if (!time) return FALSE;
RtlQueryUnbiasedInterruptTime(time);
return TRUE;
}