/// <summary>
/// 处理网络操作线程
/// </summary>
private void WebThreadHandle()
{
while (m_threadRunFlag)
{
if (!m_netRunFlag)
{
continue;
}
HttpPacket sendPacket = null;
lock (m_sendQueue)
{
if (m_sendQueue.Count > 0)
{
sendPacket = m_sendQueue.Dequeue();
}
}
if (null == sendPacket)
{
Thread.Sleep(c_ThreadSleepTime);
continue;
}
try
{
byte[] bytes = NetEnCoder.Encode(sendPacket);
byte[] byteRes = m_webClient.UploadData(NetHttpManager.Instance.GetUrl(), c_httpMethod, bytes);
if (null != byteRes)
{
//解析http返回包
//目前解析 太浪费内存、使用缓冲区
int resLength = byteRes.Length;
int offset = 0;
int nLength = NetEnCoder.DecodeInt(byteRes, ref offset);
resLength -= offset;
if (resLength >= nLength)
{
uint uCode = NetEnCoder.DecodeUInt(byteRes, ref offset);
int nCount = nLength - NetEnCoder.GetIntLength();
object msg = PBEnCoder.Decode(uCode, byteRes, offset, nCount);
HttpPacket recvPacket = new HttpPacket(uCode, nCount);
recvPacket.handler = sendPacket.handler;
lock (m_recvQueueLocker)
{
m_recvQueue.Enqueue(recvPacket);
}
}
}
}
catch (WebException e)
{
LoggerHelper.Except(e);
}
}
}
/// <summary>
/// 切包
/// </summary>
private void SplitPackets()
{
try
{
int offset = 0; //recvBuffer的整体读取游标
while (m_recvUnreadBytes > NetEnCoder.GetIntLength())
{
try
{
//备注：消息协议=长度（nCode和body所占字节长度） + sessionId + nCode + body
int nLength = NetEnCoder.DecodeInt(m_recvBuffer, ref offset);//nocde + body 所占字节数
m_recvUnreadBytes -= offset;
if (m_recvUnreadBytes >= nLength)
{
uint uSession = NetEnCoder.DecodeUInt(m_recvBuffer, ref offset);
uint uCode = NetEnCoder.DecodeUInt(m_recvBuffer, ref offset);
int nCount = nLength - 2 * NetEnCoder.GetIntLength();
object msg = PBEnCoder.Decode(uCode, m_recvBuffer, offset, nCount);
TcpPacket packet = new TcpPacket(uSession, uCode, msg);
lock (m_recvQueueLocker)
{
LoggerHelper.Log(packet.ToString());
m_recvQueue.Enqueue(packet);
}
offset += nCount;
m_recvUnreadBytes -= nLength;
}
else
{
m_recvUnreadBytes += offset;
offset -= NetEnCoder.GetIntLength();
break;
}
}
catch (Exception e)
{
LoggerHelper.Except(e);
break;
}
}
// 整理 RecvBuffer， 将buffer 内容前移
Buffer.BlockCopy(m_recvBuffer, offset, m_recvBuffer, 0, m_recvUnreadBytes);
}
catch (Exception e)
{
LoggerHelper.Except(e);
LoggerHelper.Critical("SplitPackets error.");
Close();
}
}
private void ReadData()
{
byte[] data = NetEncode.Decode(ref receiveCache);
if (null != data)
{
int offset = 0;
uint uSession = NetEnCoder.DecodeUInt(data, ref offset);
uint uCode = NetEnCoder.DecodeUInt(data, ref offset);
int nCount = data.Length - offset;
object msg = PBEnCoder.Decode(uCode, data, offset, nCount);
if (0 != uCode)
{
HandleMsg(uSession, uCode, msg);
}
ReadData();
}
else
{
isReceiving = false;
}
}