internal int Recv(byte[] buffer, int offset, int length)
{
if (m_Dispose)
{
return(-20);
}
return(m_Con.Recv(buffer, offset, length));
}
public void RecvReliablePackets(ClientTransport transport, KcpCon kcp, List <Packet> packets, ClientHeartbeatProcessing heartbeat)
{
while (true)
{
int size = kcp.Recv(m_Buffer, 0, m_Buffer.Length);
if (size <= 0)
{
break;
}
if (size == 8)
{
ByteReadMemory memory = new ByteReadMemory(m_Buffer, 0, 8);
uint flag = memory.ReadUInt();
uint conv = memory.ReadUInt();
if (conv == kcp.Conv)
{
if (flag == KcpConstants.Flag_Heartbeat)
{
heartbeat.RecvHeartbeat();
continue;
}
if (flag == KcpConstants.Flag_Disconnect)
{
transport.Disconnect(false, true);
continue;
}
}
}
PacketProcessing.Recv(m_Buffer, 0, size, packets);
}
}
private void OnConnectLooper(object point)
{
try
{
int time = 0;
const int tick = 100;
const int timeout = 5000;
const int pollTimeout = 100000;
byte[] rawBuffer = new byte[KcpConstants.Packet_Length];
m_Socket.Connect((EndPoint)point);
while (!m_Dispose && m_Status == Status.Connecting)
{
int size = KcpHelper.Encode32u(rawBuffer, 0, KcpConstants.Flag_Connect);
m_Socket.Send(rawBuffer, 0, size, SocketFlags.None);
if (!m_Socket.Poll(pollTimeout, SelectMode.SelectRead))
{
time += tick;
if (time >= timeout)
{
m_Status = Status.Timeout;
break;
}
continue;
}
if (m_Dispose)
{
break;
}
int count = m_Socket.Receive(rawBuffer, 0, rawBuffer.Length, SocketFlags.None);
if (count == 37)
{
uint cid = KcpHelper.Decode32u(rawBuffer, 0);
uint flag = KcpHelper.Decode32u(rawBuffer, 29);
uint conv = KcpHelper.Decode32u(rawBuffer, 33);
if (flag == KcpConstants.Flag_Connect)
{
m_Kcp = new KcpConClient(cid, conv, m_Socket);
m_Kcp.Input(rawBuffer, KcpConstants.Head_Size, count - KcpConstants.Head_Size);
count = m_Kcp.Recv(rawBuffer, 0, rawBuffer.Length);
if (count == 8)
{
KcpHelper.Encode32u(rawBuffer, 0, KcpConstants.Flag_Connect);
KcpHelper.Encode32u(rawBuffer, 4, conv);
m_Kcp.Send(rawBuffer, 0, 8);
m_Kcp.Flush();
m_ConId = cid;
m_Status = Status.Success;
m_Register.Notify(Msg.Success);
KcpHelper.CreateThread(OnHandleLooper);
break;
}
}
}
}
}
catch (Exception e)
{
Logger.Error(e.ToString());
m_Status = Status.Error;
}
finally
{
if (!m_Dispose)
{
if (m_Status == Status.Error)
{
m_Register.Notify(Msg.Error);
}
else if (m_Status == Status.Timeout)
{
m_Register.Notify(Msg.Timeout);
}
}
}
}