public bool ConnectCoroutine(string ip, ushort port, uint connectTimeout, uint recvTimeout, int buffSize, uint maxCmdCount, uint hearbeatID)
{
if (IsActive)
{
return(false);
}
Shutdown();
AddressFamily newaf = AddressFamily.InterNetwork;
Socket socket = CreateSocket(newaf, buffSize);
IPEndPoint endpoit = new IPEndPoint(IPAddress.Parse(ip), port);
TCPConnectData cd = new TCPConnectData();
cd.endPoint = endpoit;
cd.socket = socket;
cd.connected = false;
cd.connectTimeout = connectTimeout;
cd.beginTime = GetTickCount();
Thread th = new Thread(new ParameterizedThreadStart(ThreadConnect));
th.Start(cd);
m_ClientData = new TCPClientData(maxCmdCount);
m_ClientData.Status = TCPStatusType.OK_CONNECTING; //正在连接
m_ClientData.Socket = socket;
m_ClientData.BuffSize = buffSize;
m_ClientData.RecvTimeout = recvTimeout;
m_ClientData.HearbeatID = hearbeatID;
m_ClientData.ConnectData = cd;
return(true);
}
void _ThreadRecv(object obj)
{
TCPClientData pclient = (TCPClientData)obj;
uint recvTick = GetTickCount();
int offset = 0;
int recvSize = 0;
byte[] buff = new byte[pclient.BuffSize];
Socket socket = pclient.Socket;
while (pclient.Status == TCPStatusType.OK_CONNECTED)
{
int curPos = offset + recvSize;
int ret = 0;
try
{
ret = socket.Receive(buff, curPos, buff.Length - curPos, SocketFlags.None);
}
catch
{
if (socket.Connected == false)
{
pclient.Status = TCPStatusType.ERR_DISCONNECT;
Debug.Log("<连接断开3>" + DateTime.Now.ToString());
break;
}
}
uint tick = GetTickCount();
if (ret > 0)
{
recvSize += ret;
if (!RecvData(ref recvSize, ref offset, buff, pclient))
{
if (pclient.Status == TCPStatusType.OK_CONNECTED)
{
pclient.Status = TCPStatusType.ERR_DISCONNECT;
Debug.Log("<接收错误1>");
}
break;
}
recvTick = tick;
}
else if (tick - recvTick > pclient.RecvTimeout)
{
pclient.Status = TCPStatusType.ERR_TIMEOUT;
Debug.Log("<网络接收超时2>");
break;
}
Thread.Sleep(5);
}
Debug.Log("断开:" + pclient.Status);
CloseSocket(socket);
}
void _ThreadSend(object obj)
{
TCPClientData pdata = (TCPClientData)obj;
uint halfTimeout = pdata.RecvTimeout >> 1;
byte[] hearbeat = BitConverter.GetBytes(pdata.HearbeatID);
Socket socket = pdata.Socket;
uint sendTick = GetTickCount();
uint sendErrorCount = 0;
while (pdata.Status == TCPStatusType.OK_CONNECTED)
{
uint tick = GetTickCount();
if (pdata.SendList.HasItem())
{
byte[] cmd = pdata.SendList.GetItemNoRemove();
int ret = socket.Send(cmd, cmd.Length, SocketFlags.None);
if (ret == cmd.Length)
{
pdata.SendList.GetItem();
sendTick = tick;
sendErrorCount = 0;
}
else
{
if (++sendErrorCount >= 10)
{
pdata.Status = TCPStatusType.ERR_SEND_ERR;
Debug.Log("<发送错误3>");
break;
}
}
}
else if (tick - sendTick > halfTimeout)
{
int ret = socket.Send(hearbeat, 4, SocketFlags.None);
if (ret == 4)
{
sendTick = tick;
}
//Debug.LogError("这是一个心跳包" + DateTime.Now.ToString());
}
Thread.Sleep(5);
}
}
public bool Connect(string ip, ushort port, uint connectTimeout, uint recvTimeout, int buffSize, uint maxCmdCount, uint hearbeatID)
{
if (IsActive)
{
return(false);
}
Shutdown();
AddressFamily newaf = AddressFamily.InterNetwork;
Socket socket = CreateSocket(newaf, buffSize);
IPEndPoint endpoit = new IPEndPoint(IPAddress.Parse(ip), port);
TCPConnectData cd = new TCPConnectData();
cd.endPoint = endpoit;
cd.socket = socket;
cd.connected = false;
cd.connectTimeout = connectTimeout;
Thread th = new Thread(new ParameterizedThreadStart(ThreadConnect));
th.Start(cd);
uint tick = GetTickCount();
while (GetTickCount() - tick < connectTimeout && cd.connected == false)
{
Thread.Sleep(50);
}
if (socket.Connected == false)
{
Debug.Log("Connect Timeout:" + (GetTickCount() - tick) + ", Set:" + connectTimeout);
socket.Close();
return(false);
}
m_ClientData = new TCPClientData(maxCmdCount);
m_ClientData.Status = TCPStatusType.OK_CONNECTED;
m_ClientData.Socket = socket;
m_ClientData.BuffSize = buffSize;
m_ClientData.RecvTimeout = recvTimeout;
m_ClientData.HearbeatID = hearbeatID;
socket.Blocking = false;
th = new Thread(new ParameterizedThreadStart(_ThreadRecv));
th.Start(m_ClientData);
th = new Thread(new ParameterizedThreadStart(_ThreadSend));
th.Start(m_ClientData);
Debug.Log("TCP Connected2.");
return(true);
}
bool RecvData(ref int recvSize, ref int offset, byte[] buff, TCPClientData pclient)
{
while (recvSize >= 4)
{
uint recvID = BitConverter.ToUInt32(buff, offset);
if (recvID == pclient.HearbeatID)
{
offset += 4;
recvSize -= 4;
}
else if (recvSize >= CMD_HEADER_SIZE)
{
int cmdSize = (int)recvID;
if (cmdSize == 0)
{
pclient.Status = TCPStatusType.ERR_CMD_SIZE_ZERO; //命令长度为0
return(false);
}
if (cmdSize > pclient.BuffSize)
{
pclient.Status = TCPStatusType.ERR_CMD_SIZE_OVERFLOW; //命令长度大于buffsize;
return(false);
}
if (recvSize >= cmdSize)
{
// Debug.Log("Inner Recv Cmd Count:" + pclient.RecvList.Count());
if (pclient.RecvList.HasSpace())
{
TCPRecvData trd = ConvertRecvData(cmdSize, buff, offset);
//byte[] cmd = new byte[cmdSize];
//Array.Copy(cmd, 0, buff, offset, cmdSize);
pclient.RecvList.AddItem(trd);
offset += cmdSize;
recvSize -= cmdSize;
}
else
{
Debug.Log("接收队列已经满了:" + pclient.RecvList.Count() + ", " + DateTime.Now.ToLongTimeString());
pclient.Status = TCPStatusType.ERR_CMD_OVERFLOW;//命令队列已满
return(false);
}
}
else
{
break;
}
}
else
{
break;
}
}
int freeBuffSize = pclient.BuffSize - (offset + recvSize);
if (freeBuffSize < 128)
{
if (recvSize > 0)
{
System.Array.Copy(buff, offset, buff, 0, recvSize);
}
offset = 0;
}
return(true);
}