public IDecodingState Decode(IoBuffer input, IProtocolDecoderOutput output) { Int32 terminatorPos = input.IndexOf(_terminator); if (terminatorPos >= 0) { Int32 limit = input.Limit; IoBuffer product; if (input.Position < terminatorPos) { input.Limit = terminatorPos; if (_buffer == null) { product = input.Slice(); } else { _buffer.Put(input); product = _buffer.Flip(); _buffer = null; } input.Limit = limit; } else { // When input contained only terminator rather than actual data... if (_buffer == null) { product = IoBuffer.Allocate(0); } else { product = _buffer.Flip(); _buffer = null; } } input.Position = terminatorPos + 1; return(FinishDecode(product, output)); } if (_buffer == null) { _buffer = IoBuffer.Allocate(input.Remaining); _buffer.AutoExpand = true; } _buffer.Put(input); return(this); }