1 /* the Music Player Daemon (MPD)
2 * Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
3 * This project's homepage is: http://www.musicpd.org
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
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 02111-1307 USA
19 #include "metadataChunk.h"
24 static void initMetadataChunk(MetadataChunk * chunk)
32 #define dupElementToTag(item, element) { \
33 if(element >= 0 && element < METADATA_BUFFER_LENGTH) { \
34 addItemToMpdTag(ret, item, chunk->buffer+element); \
38 MpdTag *metadataChunkToMpdTagDup(MetadataChunk * chunk)
40 MpdTag *ret = newMpdTag();
42 chunk->buffer[METADATA_BUFFER_LENGTH - 1] = '\0';
44 dupElementToTag(TAG_ITEM_NAME, chunk->name);
45 dupElementToTag(TAG_ITEM_TITLE, chunk->title);
46 dupElementToTag(TAG_ITEM_ARTIST, chunk->artist);
47 dupElementToTag(TAG_ITEM_ALBUM, chunk->album);
52 #define copyStringToChunk(string, element) { \
53 if(element < 0 && string && (slen = strlen(string)) && \
54 pos < METADATA_BUFFER_LENGTH-1) \
57 size_t max = METADATA_BUFFER_LENGTH - 1 - pos; \
58 if (mpd_unlikely(len > max)) \
60 memcpy(chunk->buffer+pos, string, len); \
61 *(chunk->buffer+pos+len) = '\0'; \
67 void copyMpdTagToMetadataChunk(MpdTag * tag, MetadataChunk * chunk)
73 initMetadataChunk(chunk);
78 for (i = 0; i < tag->numOfItems; i++) {
79 switch (tag->items[i].type) {
81 copyStringToChunk(tag->items[i].value, chunk->name);
84 copyStringToChunk(tag->items[i].value, chunk->title);
87 copyStringToChunk(tag->items[i].value, chunk->artist);
90 copyStringToChunk(tag->items[i].value, chunk->album);