track_info.h

   1 /*
   2  * Copyright 2004-2005 Timo Hirvonen
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License as
   6  * published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  17  * 02111-1307, USA.
  18  */
  19
  20 #ifndef _TRACK_INFO_H
  21 #define _TRACK_INFO_H
  22
  23 #include <time.h>
  24
  25 struct track_info {
  26         struct keyval *comments;
  27
  28         // next track_info in the hash table (cache.c)
  29         struct track_info *next;
  30
  31         time_t mtime;
  32         int duration;
  33         int ref;
  34         char filename[0];
  35 };
  36
  37 #define TI_MATCH_ARTIST (1 << 0)
  38 #define TI_MATCH_ALBUM  (1 << 1)
  39 #define TI_MATCH_TITLE  (1 << 2)
  40
  41 /* initializes only filename and ref */
  42 extern struct track_info *track_info_new(const char *filename);
  43
  44 extern struct track_info *track_info_url_new(const char *url);
  45
  46 extern void track_info_ref(struct track_info *ti);
  47 extern void track_info_unref(struct track_info *ti);
  48
  49 /*
  50  * returns: 1 if @ti has any of the following tags: artist, album, title
  51  *          0 otherwise
  52  */
  53 extern int track_info_has_tag(const struct track_info *ti);
  54
  55 /*
  56  * @flags: TI_MATCH_*
  57  *
  58  * returns: 1 if all words in @text are found to match defined fields (@flags) in @ti
  59  *          0 otherwise
  60  */
  61 extern int track_info_matches(struct track_info *ti, const char *text, unsigned int flags);
  62
  63 int track_info_cmp(const struct track_info *a, const struct track_info *b, const char * const *keys);
  64
  65 #endif