#include <winpr/config.h>
#include <winpr/environment.h>
#include <winpr/wtypes.h>
#include <winpr/timezone.h>
#include <winpr/crt.h>
#include <winpr/file.h>
#include "../log.h"
#include <time.h>
#include <unistd.h>
#include "TimeZones.h"
#include "WindowsZones.h"

Macros
#define	TAG WINPR_TAG("timezone")

Functions
static UINT64	winpr_windows_gmtime (void)

static char *	winpr_read_unix_timezone_identifier_from_file (FILE *fp)

static char *	winpr_get_timezone_from_link (const char *links[], size_t count)

static char *	winpr_get_unix_timezone_identifier_from_file (void)

static BOOL	winpr_match_unix_timezone_identifier_with_list (const char tzid, const char list)

static TIME_ZONE_ENTRY *	winpr_detect_windows_time_zone (void)

static const TIME_ZONE_RULE_ENTRY *	winpr_get_current_time_zone_rule (const TIME_ZONE_RULE_ENTRY *rules, UINT32 count)

DWORD	GetTimeZoneInformation (LPTIME_ZONE_INFORMATION lpTimeZoneInformation)

BOOL	SetTimeZoneInformation (const TIME_ZONE_INFORMATION *lpTimeZoneInformation)

BOOL	SystemTimeToFileTime (const SYSTEMTIME *lpSystemTime, LPFILETIME lpFileTime)

BOOL	FileTimeToSystemTime (const FILETIME *lpFileTime, LPSYSTEMTIME lpSystemTime)

BOOL	SystemTimeToTzSpecificLocalTime (LPTIME_ZONE_INFORMATION lpTimeZone, LPSYSTEMTIME lpUniversalTime, LPSYSTEMTIME lpLocalTime)

BOOL	TzSpecificLocalTimeToSystemTime (LPTIME_ZONE_INFORMATION lpTimeZoneInformation, LPSYSTEMTIME lpLocalTime, LPSYSTEMTIME lpUniversalTime)

DWORD	GetDynamicTimeZoneInformation (PDYNAMIC_TIME_ZONE_INFORMATION pTimeZoneInformation)

BOOL	SetDynamicTimeZoneInformation (const DYNAMIC_TIME_ZONE_INFORMATION *lpTimeZoneInformation)

BOOL	GetTimeZoneInformationForYear (USHORT wYear, PDYNAMIC_TIME_ZONE_INFORMATION pdtzi, LPTIME_ZONE_INFORMATION ptzi)

BOOL	SystemTimeToTzSpecificLocalTimeEx (const DYNAMIC_TIME_ZONE_INFORMATION lpTimeZoneInformation, const SYSTEMTIME lpUniversalTime, LPSYSTEMTIME lpLocalTime)

BOOL	TzSpecificLocalTimeToSystemTimeEx (const DYNAMIC_TIME_ZONE_INFORMATION lpTimeZoneInformation, const SYSTEMTIME lpLocalTime, LPSYSTEMTIME lpUniversalTime)

DWORD	EnumDynamicTimeZoneInformation (const DWORD dwIndex, PDYNAMIC_TIME_ZONE_INFORMATION lpTimeZoneInformation)

DWORD	GetDynamicTimeZoneInformationEffectiveYears (const PDYNAMIC_TIME_ZONE_INFORMATION lpTimeZoneInformation, LPDWORD FirstYear, LPDWORD LastYear)

Macro Definition Documentation

◆ TAG

#define TAG WINPR_TAG("timezone")

WinPR: Windows Portable Runtime Time Zone

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Function Documentation

◆ EnumDynamicTimeZoneInformation()

DWORD EnumDynamicTimeZoneInformation	(	const DWORD	dwIndex,
		PDYNAMIC_TIME_ZONE_INFORMATION	lpTimeZoneInformation
	)

◆ FileTimeToSystemTime()

BOOL FileTimeToSystemTime	(	const FILETIME *	lpFileTime,
		LPSYSTEMTIME	lpSystemTime
	)

◆ GetDynamicTimeZoneInformation()

DWORD GetDynamicTimeZoneInformation ( PDYNAMIC_TIME_ZONE_INFORMATION pTimeZoneInformation )

◆ GetDynamicTimeZoneInformationEffectiveYears()

DWORD GetDynamicTimeZoneInformationEffectiveYears	(	const PDYNAMIC_TIME_ZONE_INFORMATION	lpTimeZoneInformation,
		LPDWORD	FirstYear,
		LPDWORD	LastYear
	)

◆ GetTimeZoneInformation()

DWORD GetTimeZoneInformation ( LPTIME_ZONE_INFORMATION lpTimeZoneInformation )

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◆ GetTimeZoneInformationForYear()

BOOL GetTimeZoneInformationForYear	(	USHORT	wYear,
		PDYNAMIC_TIME_ZONE_INFORMATION	pdtzi,
		LPTIME_ZONE_INFORMATION	ptzi
	)

◆ SetDynamicTimeZoneInformation()

BOOL SetDynamicTimeZoneInformation ( const DYNAMIC_TIME_ZONE_INFORMATION * lpTimeZoneInformation )

◆ SetTimeZoneInformation()

BOOL SetTimeZoneInformation ( const TIME_ZONE_INFORMATION * lpTimeZoneInformation )

◆ SystemTimeToFileTime()

BOOL SystemTimeToFileTime	(	const SYSTEMTIME *	lpSystemTime,
		LPFILETIME	lpFileTime
	)

◆ SystemTimeToTzSpecificLocalTime()

BOOL SystemTimeToTzSpecificLocalTime	(	LPTIME_ZONE_INFORMATION	lpTimeZone,
		LPSYSTEMTIME	lpUniversalTime,
		LPSYSTEMTIME	lpLocalTime
	)

◆ SystemTimeToTzSpecificLocalTimeEx()

BOOL SystemTimeToTzSpecificLocalTimeEx	(	const DYNAMIC_TIME_ZONE_INFORMATION *	lpTimeZoneInformation,
		const SYSTEMTIME *	lpUniversalTime,
		LPSYSTEMTIME	lpLocalTime
	)

◆ TzSpecificLocalTimeToSystemTime()

BOOL TzSpecificLocalTimeToSystemTime	(	LPTIME_ZONE_INFORMATION	lpTimeZoneInformation,
		LPSYSTEMTIME	lpLocalTime,
		LPSYSTEMTIME	lpUniversalTime
	)

◆ TzSpecificLocalTimeToSystemTimeEx()

BOOL TzSpecificLocalTimeToSystemTimeEx	(	const DYNAMIC_TIME_ZONE_INFORMATION *	lpTimeZoneInformation,
		const SYSTEMTIME *	lpLocalTime,
		LPSYSTEMTIME	lpUniversalTime
	)