static async Task ServeFixed(RioSocket socket) { try { var buffer = new byte[128 * pipeLineDeph]; var leftoverLength = 0; var oldleftoverLength = 0; uint endOfRequest = 0x0a0d0a0d; uint current = 0; var stream = new RioStream(socket); while (true) { int r = await stream.ReadAsync(buffer, 0, buffer.Length); if (r == 0) { break; } for (int i = 0; leftoverLength != 0 && i < 4 - leftoverLength; i++) { current += buffer[i]; current = current << 8; if (current == endOfRequest) { socket.WritePreAllocated(currentSegment); } } leftoverLength = r % 4; var length = r - leftoverLength; unsafe { fixed(byte *currentPtr = &buffer[oldleftoverLength]) { var start = currentPtr; var end = currentPtr + length; for (; start <= end; start++) { if (*(uint *)start == endOfRequest) { socket.WritePreAllocated(currentSegment); } } } } oldleftoverLength = leftoverLength; for (int i = r - leftoverLength; i < r; i++) { current += buffer[i]; current = current << 4; } stream.Flush(); } } catch (Exception ex) { Console.WriteLine(ex); } finally { socket.Dispose(); } }