src/song.c

   1 /* libmpdclient
   2    (c)2003-2006 by Warren Dukes (warren.dukes@gmail.com)
   3    This project's homepage is: http://www.musicpd.org
   4
   5    Redistribution and use in source and binary forms, with or without
   6    modification, are permitted provided that the following conditions
   7    are met:
   8
   9    - Redistributions of source code must retain the above copyright
  10    notice, this list of conditions and the following disclaimer.
  11
  12    - Redistributions in binary form must reproduce the above copyright
  13    notice, this list of conditions and the following disclaimer in the
  14    documentation and/or other materials provided with the distribution.
  15
  16    - Neither the name of the Music Player Daemon nor the names of its
  17    contributors may be used to endorse or promote products derived from
  18    this software without specific prior written permission.
  19
  20    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21    ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  22    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  23    A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
  24    CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  25    EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  26    PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  27    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  28    LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  29    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  30    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31 */
  32
  33 #include "song.h"
  34 #include "str_pool.h"
  35
  36 #define LIBMPDCLIENT_GLIB_SLICE
  37
  38 #ifndef LIBMPDCLIENT_GLIB_SLICE
  39 #include <stdlib.h>
  40 #else
  41 #include <glib.h>
  42 #endif
  43
  44 static void mpd_initSong(struct mpd_song *song) {
  45         song->file = NULL;
  46         song->artist = NULL;
  47         song->album = NULL;
  48         song->track = NULL;
  49         song->title = NULL;
  50         song->name = NULL;
  51         song->date = NULL;
  52         /* added by Qball */
  53         song->genre = NULL;
  54         song->composer = NULL;
  55         song->disc = NULL;
  56         song->comment = NULL;
  57
  58         song->time = MPD_SONG_NO_TIME;
  59         song->pos = MPD_SONG_NO_NUM;
  60         song->id = MPD_SONG_NO_ID;
  61 }
  62
  63 static void mpd_finishSong(struct mpd_song *song) {
  64         if (song->file)
  65                 str_pool_put(song->file);
  66         if (song->artist)
  67                 str_pool_put(song->artist);
  68         if (song->album)
  69                 str_pool_put(song->album);
  70         if (song->title)
  71                 str_pool_put(song->title);
  72         if (song->track)
  73                 str_pool_put(song->track);
  74         if (song->name)
  75                 str_pool_put(song->name);
  76         if (song->date)
  77                 str_pool_put(song->date);
  78         if (song->genre)
  79                 str_pool_put(song->genre);
  80         if (song->composer)
  81                 str_pool_put(song->composer);
  82         if (song->disc)
  83                 str_pool_put(song->disc);
  84         if (song->comment)
  85                 str_pool_put(song->comment);
  86 }
  87
  88 struct mpd_song *mpd_newSong(void) {
  89 #ifndef LIBMPDCLIENT_GLIB_SLICE
  90         struct mpd_song *ret = malloc(sizeof(*ret));
  91 #else
  92         struct mpd_song *ret = g_slice_new(struct mpd_song);
  93 #endif
  94
  95         mpd_initSong(ret);
  96
  97         return ret;
  98 }
  99
 100 void mpd_freeSong(struct mpd_song *song) {
 101         mpd_finishSong(song);
 102
 103 #ifndef LIBMPDCLIENT_GLIB_SLICE
 104         free(song);
 105 #else
 106         g_slice_free(struct mpd_song, song);
 107 #endif
 108 }
 109
 110 struct mpd_song *mpd_songDup(const struct mpd_song *song) {
 111         struct mpd_song *ret = mpd_newSong();
 112
 113         if (song->file)
 114                 ret->file = str_pool_dup(song->file);
 115         if (song->artist)
 116                 ret->artist = str_pool_dup(song->artist);
 117         if (song->album)
 118                 ret->album = str_pool_dup(song->album);
 119         if (song->title)
 120                 ret->title = str_pool_dup(song->title);
 121         if (song->track)
 122                 ret->track = str_pool_dup(song->track);
 123         if (song->name)
 124                 ret->name = str_pool_dup(song->name);
 125         if (song->date)
 126                 ret->date = str_pool_dup(song->date);
 127         if (song->genre)
 128                 ret->genre= str_pool_dup(song->genre);
 129         if (song->composer)
 130                 ret->composer= str_pool_dup(song->composer);
 131         if (song->disc)
 132                 ret->disc = str_pool_dup(song->disc);
 133         if (song->comment)
 134                 ret->comment = str_pool_dup(song->comment);
 135
 136         ret->time = song->time;
 137         ret->pos = song->pos;
 138         ret->id = song->id;
 139
 140         return ret;
 141 }