tvheadend/epg.c
2007-08-09 15:42:01 +00:00

90 lines
1.9 KiB
C

/*
* Electronic Program Guide - Common functions
* Copyright (C) 2007 Andreas Öman
*
* This program 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 3 of the License, or
* (at your option) any later version.
*
* This program 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, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include "tvhead.h"
#include "channels.h"
#include "epg.h"
programme_t *
epg_find_programme(th_channel_t *ch, time_t start, time_t stop)
{
th_proglist_t *tpl = &ch->ch_xmltv;
programme_t *pr;
/* XXX: use binary search */
LIST_FOREACH(pr, &tpl->tpl_programs, pr_link) {
if(pr->pr_start >= start && pr->pr_stop <= stop)
break;
}
return pr;
}
programme_t *
epg_find_programme_by_time(th_channel_t *ch, time_t t)
{
th_proglist_t *tpl = &ch->ch_xmltv;
programme_t *pr;
tpl = &ch->ch_xmltv;
/* XXX: use binary search */
LIST_FOREACH(pr, &tpl->tpl_programs, pr_link) {
if(t >= pr->pr_start && t < pr->pr_stop)
break;
}
return pr;
}
programme_t *
epg_get_prog_by_id(th_channel_t *ch, unsigned int progid)
{
th_proglist_t *tpl = &ch->ch_xmltv;
if(progid >= tpl->tpl_nprograms)
return NULL;
return tpl->tpl_prog_vec[progid];
}
programme_t *
epg_get_cur_prog(th_channel_t *ch)
{
th_proglist_t *tpl = &ch->ch_xmltv;
programme_t *p = tpl->tpl_prog_current;
time_t now;
time(&now);
if(p == NULL || p->pr_stop < now || p->pr_start > now)
return NULL;
return p;
}