public List <byte[]> Decode(Span <byte> encoded)
{
Span <byte> data = encoded.Slice(1, encoded.Length - 1);
Span <byte> decompressed;
if (encoded[0] == 0)
{
decompressed = data;
}
else if (encoded[0] == 1)
{
ZLibCompression zLibCompression = new ZLibCompression();
decompressed = zLibCompression.Decompress(data.ToArray());
}
else
{
throw new MessageNotSupportedException("Compression type not supported.");
}
List <byte[]> shortIds = new List <byte[]>();
for (int i = 0; i < decompressed.Length; i = i + 8)
{
shortIds.Add(decompressed.Slice(i, 8).ToArray());
}
return(shortIds);
}
public byte[] Encode(List <byte[]> shortIdsToEncode, bool compress)
{
var data = ByteExtensions.Combine(shortIdsToEncode.ToArray());
if (compress)
{
ZLibCompression zLibCompression = new ZLibCompression();
var compressed = zLibCompression.Compress(data);
return(ByteExtensions.Combine(new byte[] { 1 }, compressed));
}
return(ByteExtensions.Combine(new byte[] { 0 }, data));
}