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/* -*- Mode: C -*- */
/*======================================================================
FILE: icalduration.h
CREATOR: eric 26 Jan 2001
$Id$
$Locker$
(C) COPYRIGHT 2000, Eric Busboom, http://www.softwarestudio.org
This program 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: http://www.fsf.org/copyleft/lesser.html
Or:
The Mozilla Public License Version 1.0. You may obtain a copy of
the License at http://www.mozilla.org/MPL/
The Original Code is eric. The Initial Developer of the Original
Code is Eric Busboom
======================================================================*/
#ifndef ICALDURATION_H
#define ICALDURATION_H
#include "icaltime.h"
struct icaldurationtype
{
int is_neg;
unsigned int days;
unsigned int weeks;
unsigned int hours;
unsigned int minutes;
unsigned int seconds;
};
struct icaldurationtype icaldurationtype_from_int(int t);
struct icaldurationtype icaldurationtype_from_string(const char*);
int icaldurationtype_as_int(struct icaldurationtype duration);
char* icaldurationtype_as_ical_string(struct icaldurationtype d);
struct icaldurationtype icaldurationtype_null_duration();
int icaldurationtype_is_null_duration(struct icaldurationtype d);
struct icaltimetype icaltime_add(struct icaltimetype t,
struct icaldurationtype d);
struct icaldurationtype icaltime_subtract(struct icaltimetype t1,
struct icaltimetype t2);
#endif /* !ICALDURATION_H */
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