private void CheckFileProperties(string[] filePathList, BencodedInteger fileLength)
{
if (filePathList == null || fileLength == null)
throw new TorrentException(string.Format("Invalid metadata, 'path'/'length' not of expected type."));
}
private List<byte[]> GetRawChecksums(BencodedDictionary info, BencodedInteger pieceLength)
{
byte[] rawChecksums = (info["pieces"] as BencodedString).Select(c=>(byte)c).ToArray();
if (pieceLength == null || rawChecksums == null || rawChecksums.Length%ChecksumSize != 0)
throw new TorrentException(
string.Format(
"Invalid metadata, 'piece length'/'pieces' not of expected type, or invalid length of 'pieces'."));
IEnumerable<byte[]> slicedChecksums = rawChecksums.Batch(ChecksumSize).Select(e => e.ToArray());
return slicedChecksums.ToList();
}
private void CheckFileLength(BencodedInteger fileLength)
{
if (fileLength == null)
throw new TorrentException(string.Format("Invalid metadata, 'length' not of expected type."));
}
