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flac: error out if max blocksize is larger than we can handle.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27676 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Nils Wallménius 2010-08-03 09:48:57 +00:00
parent a83adc7d6d
commit d42fd744e6
1 changed files with 7 additions and 1 deletions
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8
apps/codecs/flac.c
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@ -118,7 +118,13 @@ static bool flac_init(FLACContext* fc, int first_frame_offset)
fc->filesize = ci->filesize;
fc->min_blocksize = (buf[0] << 8) | buf[1];
fc->max_blocksize = (buf[2] << 8) | buf[3];
int max_blocksize = (buf[2] << 8) | buf[3];
if (max_blocksize > MAX_BLOCKSIZE)
{
LOGF("FLAC: Maximum blocksize is too large\n");
return false;
}
fc->max_blocksize = max_blocksize;
fc->min_framesize = (buf[4] << 16) | (buf[5] << 8) | buf[6];
fc->max_framesize = (buf[7] << 16) | (buf[8] << 8) | buf[9];
fc->samplerate = (buf[10] << 12) | (buf[11] << 4)