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/* -*- Mode: C -*- */
/*======================================================================
 FILE: icalspanlist.h
 CREATOR: eric 21 Aug 2000


 $Id$
 $Locker$

 (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/


 =========================================================================*/
#ifndef ICALSPANLIST_H
#define ICALSPANLIST_H

#include "ical.h"
#include "icalset.h"

typedef void icalspanlist;

/* Make a free list from a set of component. Start and end should be in UTC */
icalspanlist* icalspanlist_new(icalset *set, 
                struct icaltimetype start,
                struct icaltimetype end);

void icalspanlist_free(icalspanlist* spl);

icalcomponent* icalspanlist_make_free_list(icalspanlist* sl);
icalcomponent* icalspanlist_make_busy_list(icalspanlist* sl);

/* Get first free or busy time after time t. all times are in UTC */
struct icalperiodtype icalspanlist_next_free_time(icalspanlist* sl,
                        struct icaltimetype t);
struct icalperiodtype icalspanlist_next_busy_time(icalspanlist* sl,
                        struct icaltimetype t);

void icalspanlist_dump(icalspanlist* s);

#endif