private void ReceiveAsync(IAsyncResult ar)
{
Socket nSocket = (Socket)ar.AsyncState;
int nLen = nSocket.EndReceive(ar);
if (nLen <= 0)
{
Debug.LogWarning("Receive length <=0;");
}
else
{
if (nLen >= MIN_PACKET_LEN)
{
mMessageCounter.RecvPacketCount(nLen);
UInt32 nOperSession = 0;
KCP.ikcp_decode32u(udpRecvBuffer, 0, ref nOperSession);
byte[] nMsg = new byte[nLen];
Array.Copy(udpRecvBuffer, nMsg, nLen);
if (nOperSession < OPER_RANGE)
{
lock (mUdpMessageQueue)
{
mUdpMessageQueue.Enqueue(nMsg);
}
}
else
{
lock (mKcpLock)
{
if (mKcp != null)
{
mKcp.Input(nMsg);
//mNeedUpdateFlag = true;
mKcp.flush();
int nRecvLen = mKcp.Recv(kcpRecvBuffer);
if (nRecvLen > 0)
{
mUnpackTool.UnpackMessage(kcpRecvBuffer, nRecvLen);
}
else if (nRecvLen == -3)
{
Debug.LogError("recv buffer length not enough");
}
}
}
}
}
}
}
public void StartKcp(int vFd, int vToken, System.Object vKcpRecvCall)
{
mFd = (UInt32)vFd;
mToken = (UInt32)vToken;
kcpRecvCall = vKcpRecvCall;
lock (mKcpLock)
{
mUnpackTool.Clear();
// create kcp
mKcp = new KCP(mToken, (byte[] buf, int size) =>
{
LittleEndian.encode32u(sendBuffer, 0, mFd);
Array.Copy(buf, 0, sendBuffer, 4, size);
UdpSend(sendBuffer, size + 4);
});
// default setting
mKcp.NoDelay(1, KCP_UPDATE_INTERVAL, 2, 1);
//mKcp.SetMinrto(80);
}
}