예제 #1
0
 /// <summary>
 /// 从RecvBuffer 中切分出多个Packets, 不足一个 Packet 的部分, 存留在 Buffer 中留待下次Split
 /// </summary>
 private void SplitPackets()
 {
     try
     {
         int offset = 0;
         while (m_nRecvBufferSize > m_headLengthConverter.VTypeLength)
         {
             try
             {
                 int nLength = (int)(uint)m_headLengthConverter.Decode(m_recvBuffer, ref offset);
                 if (m_nRecvBufferSize >= nLength)
                 {
                     int realLength = nLength - m_headLengthConverter.VTypeLength - RESERVE_SIZE;
                     offset += RESERVE_SIZE;
                     byte[] packet = new byte[realLength];
                     Buffer.BlockCopy(m_recvBuffer, offset, packet, 0, realLength);
                     lock (m_recvQueueLocker)//此处理为独立线程处理,需加锁,否则会出现丢包
                     {
                         m_recvQueue.Enqueue(packet);
                     }
                     m_nRecvBufferSize -= nLength;
                     offset            += realLength;
                 }
                 else
                 {
                     offset -= m_headLengthConverter.VTypeLength;//m_headLengthConverter.Decode()自带偏移,需要调整偏移
                     break;
                 }
             }
             catch (Exception ex)
             {
                 //LoggerHelper.Except(ex);
                 Debug.LogException(ex);
                 break;
             }
         }
         // 整理 RecvBuffer, 将buffer 内容前移
         Buffer.BlockCopy(m_recvBuffer, offset, m_recvBuffer, 0, m_nRecvBufferSize);
     }
     catch (Exception ex)
     {
         //LoggerHelper.Except(ex);
         //LoggerHelper.Critical("SplitPackets error.");
         Debug.LogException(ex);
         Close();
     }
 }