private TagTypes ReadTagInfo(ref long position)
{
if ((position - read_size) >= 0L)
{
this.file.Seek(position - read_size);
ByteVector vector = this.file.ReadBlock(read_size);
try
{
int offset = vector.Count - ((int) 0x20L);
if (vector.ContainsAt(TagLib.Ape.Footer.FileIdentifier, offset))
{
TagLib.Ape.Footer footer = new TagLib.Ape.Footer(vector.Mid(offset));
if ((footer.CompleteTagSize == 0) || ((footer.Flags & FooterFlags.IsHeader) != ((FooterFlags) 0)))
{
return TagTypes.None;
}
position -= footer.CompleteTagSize;
return (TagTypes.None | TagTypes.Ape);
}
offset = vector.Count - ((int) 10L);
if (vector.ContainsAt(TagLib.Id3v2.Footer.FileIdentifier, offset))
{
TagLib.Id3v2.Footer footer2 = new TagLib.Id3v2.Footer(vector.Mid(offset));
position -= footer2.CompleteTagSize;
return (TagTypes.None | TagTypes.Id3v2);
}
if (vector.StartsWith(TagLib.Id3v1.Tag.FileIdentifier))
{
position -= 0x80L;
return (TagTypes.None | TagTypes.Id3v1);
}
}
catch (CorruptFileException)
{
}
}
return TagTypes.None;
}
private TagTypes ReadTagInfo(ref long position)
{
this.file.Seek(position);
ByteVector data = this.file.ReadBlock(this.read_size);
try
{
if (data.StartsWith(TagLib.Ape.Footer.FileIdentifier))
{
TagLib.Ape.Footer footer = new TagLib.Ape.Footer(data);
position += footer.CompleteTagSize;
return (TagTypes.None | TagTypes.Ape);
}
if (data.StartsWith(Header.FileIdentifier))
{
Header header = new Header(data);
position += header.CompleteTagSize;
return (TagTypes.None | TagTypes.Id3v2);
}
}
catch (CorruptFileException)
{
}
return TagTypes.None;
}
