tmrec.h

/*
 * $Id$
 *
 * Copyright (C) 2001-2003 FhG Fokus
 *
 * This file is part of ser, a free SIP server.
 *
 * Kamailio is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version
 *
 * Kamailio 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#ifndef _SR_TMREC_H_
#define _SR_TMREC_H_


#include <time.h>


/* USE_YWEEK_U  -- Sunday system - see strftime %U
 * USE_YWEEK_V  -- ISO 8601 - see strftime %V
 * USE_YWEEK_W  -- Monday system - see strftime %W
*/

#ifndef USE_YWEEK_U
# ifndef USE_YWEEK_V
#  ifndef USE_YWEEK_W
#   define USE_YWEEK_W
#  endif
# endif
#endif

#define tr_is_leap_year(yyyy) ((((yyyy)%400))?(((yyyy)%100)?(((yyyy)%4)?0:1):0):1)


typedef struct _ac_maxval
{
        int yweek;
        int yday;
        int ywday;
        int mweek;
        int mday;
        int mwday;
} ac_maxval_t;

typedef struct _ac_tm
{
        time_t time;
        struct tm t;
        int mweek;
        int yweek;
        int ywday;
        int mwday;
        ac_maxval_t *mv;
} ac_tm_t;

ac_tm_t *ac_tm_new(void);

int ac_tm_set_time(ac_tm_t*, time_t);

int ac_tm_reset(ac_tm_t*);
int ac_tm_free(ac_tm_t*);
int ac_tm_destroy(ac_tm_t*);

int ac_get_mweek(struct tm*);
int ac_get_yweek(struct tm*);
ac_maxval_t *ac_get_maxval(ac_tm_t*);
int ac_get_wkst(void);

int ac_print(ac_tm_t*);




#define FREQ_NOFREQ  0
#define FREQ_YEARLY  1
#define FREQ_MONTHLY 2
#define FREQ_WEEKLY  3
#define FREQ_DAILY   4

#define WDAY_SU 0
#define WDAY_MO 1
#define WDAY_TU 2
#define WDAY_WE 3
#define WDAY_TH 4
#define WDAY_FR 5
#define WDAY_SA 6
#define WDAY_NU 7

#define TSW_TSET        1
#define TSW_RSET        2

typedef struct _tr_byxxx
{
        int nr;
        int *xxx;
        int *req;
} tr_byxxx_t;

typedef struct _tmrec
{
        time_t dtstart;
        struct tm ts;
        time_t dtend;
        time_t duration;
        time_t until;
        int freq;
        int interval;
        tr_byxxx_t *byday;
        tr_byxxx_t *bymday;
        tr_byxxx_t *byyday;
        tr_byxxx_t *bymonth;
        tr_byxxx_t *byweekno;
        int wkst;
} tmrec_t;

typedef struct _tr_res
{
        int flag;
        time_t rest;
} tr_res_t;

tr_byxxx_t *tr_byxxx_new(void);
int tr_byxxx_init(tr_byxxx_t*, int);
int tr_byxxx_free(tr_byxxx_t*);

tmrec_t *tmrec_new(void);
int tmrec_free(tmrec_t*);
int tmrec_destroy(tmrec_t*);

int tr_parse_dtstart(tmrec_t*, char*);
int tr_parse_dtend(tmrec_t*, char*);
int tr_parse_duration(tmrec_t*, char*);
int tr_parse_until(tmrec_t*, char*);
int tr_parse_freq(tmrec_t*, char*);
int tr_parse_interval(tmrec_t*, char*);
int tr_parse_byday(tmrec_t*, char*);
int tr_parse_bymday(tmrec_t*, char*);
int tr_parse_byyday(tmrec_t*, char*);
int tr_parse_bymonth(tmrec_t*, char*);
int tr_parse_byweekno(tmrec_t*, char*);
int tr_parse_wkst(tmrec_t*, char*);

int tr_print(tmrec_t*);
time_t ic_parse_datetime(char*,struct tm*);
time_t ic_parse_duration(char*);

tr_byxxx_t *ic_parse_byday(char*);
tr_byxxx_t *ic_parse_byxxx(char*);
int ic_parse_wkst(char*);

int tr_check_recurrence(tmrec_t*, ac_tm_t*, tr_res_t*);
int tr_parse_recurrence_string(tmrec_t *trp, char *rdef, char sep);


#endif