public IEnumerable <byte[]> FromLowLayerToHere(byte[] dataBytes)
{
_bufferMgr.AddBytes(dataBytes, dataBytes.Length);
byte[] data = _bufferMgr.GetAdequateBytes();
while (data.Length > 0)
{
yield return(data);
data = _bufferMgr.GetAdequateBytes();
}
}