C# Socket 接受数据不全的处理

    int numberOfBytesRead = 0;

    int totalNumberOfBytes = 0;

    do

    {

        numberOfBytesRead = mySocket.Receive(receivedData,totalNumberOfBytes ,

                            mySocket.ReceiveBufferSize,SocketFlags.None);

        totalNumberOfBytes += numberOfBytesRead;

    }

    while (numberOfBytesRead > 0);

           int receiveLength = 0;
            int index = 0;
            while (clientSocket.Available > 0)
            {                                              //参数 数据缓存区  起始位置  数据长度  值的按位组合
                receiveLength += clientSocket.Receive(result, index, clientSocket.ReceiveBufferSize, SocketFlags.None);
                index += receiveLength;
            }
return Encoding.GetEncoding("GB18030").GetString(result, 0, index);