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/*
* Authors :
* Chenthill Palanisamy <pchenthill@novell.com>
*
* Copyright 2007, Novell, Inc.
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of either:
*
* The LGPL as published by the Free Software Foundation, version
* 2.1, available at: https://www.gnu.org/licenses/lgpl-2.1.html
*
* Or:
*
* The Mozilla Public License Version 2.0. You may obtain a copy of
* the License at https://www.mozilla.org/MPL/
*/
#ifndef ICALTZUTIL_H
#define ICALTZUTIL_H
#include "libical_ical_export.h"
#include "icalcomponent.h"
#if defined(sun) && defined(__SVR4)
#define ZONES_TAB_SYSTEM_FILENAME "tab/zone_sun.tab"
#else
#define ZONES_TAB_SYSTEM_FILENAME "zone.tab"
#endif
/**
* Returns the fullpath to the system zoneinfo directory (where zone.tab lives).
* The returned value points to static memory inside the library and should not try to be freed.
*
* If the TZDIR variable appears in the environment, it will be searched first for zone.tab.
* If zone.tab is not located in TZDIR (or if TZDIR is not in the environment), then a
* list of well-known paths where the system zone.tab typically is installed is searched.
*/
LIBICAL_ICAL_EXPORT const char *icaltzutil_get_zone_directory(void);
/**
* Sets the fullpath to the zoneinfo directory (zone.tab must reside in there).
* @param A const character string containing the fullpath to the zoneinfo directory.
*
* The internal zoneinfo path can be cleared if @p zonepath is empty or NULL.
* @since 3.1
*/
LIBICAL_ICAL_EXPORT void icaltzutil_set_zone_directory(const char *zonepath);
/**
* Returns a pointer to a timezone icalcomponent corresponding to the specified location
* (a file residing in the zoneinfo).
*
* @param location is a string containing the name of a location with a timezone file
* found under the zoneinfo data.
*/
LIBICAL_ICAL_EXPORT icalcomponent *icaltzutil_fetch_timezone(const char *location);
#endif
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