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slightly safer copying of metadataChunk to MpdTag

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git-svn-id: https://svn.musicpd.org/mpd/trunk@1359 09075e82-0dd4-0310-85a5-a0d7c8717e4f
This commit is contained in:
Warren Dukes
2004-06-06 20:34:00 +00:00
parent b29f73c819
commit 81720da06d
3 changed files with 18 additions and 14 deletions
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16
src/metadataChunk.c
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@@ -11,13 +11,21 @@ void initMetadataChunk(MetadataChunk * chunk) {
chunk->title = -1;
}
#define dupElementToTag(string, element) { \
if(element >= 0 && element < METADATA_BUFFER_LENGTH) { \
string = strdup(chunk->buffer+element); \
} \
}
MpdTag * metadataChunkToMpdTagDup(MetadataChunk * chunk) {
MpdTag * ret = newMpdTag();
if(chunk->name >= 0) ret->name = strdup(chunk->buffer+chunk->name);
if(chunk->artist >= 0) ret->artist = strdup(chunk->buffer+chunk->artist);
if(chunk->album >= 0) ret->album = strdup(chunk->buffer+chunk->album);
if(chunk->title >= 0) ret->title = strdup(chunk->buffer+chunk->title);
chunk->buffer[METADATA_BUFFER_LENGTH] = '\0';
dupElementToTag(ret->name, chunk->name);
dupElementToTag(ret->title, chunk->title);
dupElementToTag(ret->artist, chunk->artist);
dupElementToTag(ret->album, chunk->album);
return ret;
}