public static void OnSendHead(NetBuffer buf, int cmd, int datalen)
{
if (_isXorEncrypt)
{
NetBuffer tmp = new NetBuffer();
tmp.WriteUInt((uint)cmd);
tmp.WriteUInt((uint)(datalen));
buf.WriteBytes(NetEncoder.XOR(tmp.ToBytes(), HEAD_LEN, _xorKey, _xorKey.Length));
}
else
{
buf.WriteUInt((uint)cmd);
buf.WriteUInt((uint)(datalen));
}
}
void Update()
{
if (IsConnect())
{
byte[] bts = _socket.Recv();
if (bts != null && bts.Length > 0)
{
_dataBuffer.Seek(0, SeekOrigin.End);
_dataBuffer.WriteBytes(bts, 0, bts.Length);
_dataBuffer.Seek(0, SeekOrigin.Begin);
}
if (_dataBuffer.RemainLen() > NetEncoder.HEAD_LEN)
{
int cmd, datalen;
NetEncoder.OnRecvHead(_dataBuffer, out cmd, out datalen);
if (_dataBuffer.RemainLen() >= datalen)
{
NetBuffer msgbuf = new NetBuffer();
msgbuf.WriteBytes(_dataBuffer.ReadBytes(datalen));
msgbuf.Seek(0, SeekOrigin.Begin);
_dataBuffer.ResetRemain();
int len = msgbuf.GetLength();
byte[] data;
data = NetEncoder.OnRecvData(msgbuf.ReadBytes(len));
if (cmd == 0)
{
onConnect?.Invoke(true, "");
}
onReceive?.Invoke(cmd, data);
}
else
{
_dataBuffer.Seek(0, SeekOrigin.Begin);
// _dataBuffer.ResetRemain();
}
}
}
}
protected void DoRecv()
{
if (_tcpClient != null && _tcpClient.Connected && _socketStream.DataAvailable)
{ //&& _socketStream.DataAvailable
try
{
int len = _socketStream.Read(_recvBuffer, 0, BUFFER_LEN);
if (len < 1)
{
//Close();
if (onReconnect != null)
{
onReconnect();
}
AddEvent(new NetEvent(false, -1, null, "connect disconnect!"));
return;
}
_dataBuffer.Seek(0, SeekOrigin.End);
_dataBuffer.WriteBytes(_recvBuffer, 0, len);
_dataBuffer.Seek(0, SeekOrigin.Begin);
}
catch (Exception e)
{
// Close();
if (onReconnect != null)
{
onReconnect();
}
AddEvent(new NetEvent(false, -1, null, "connect err!"));
Log.Debug("Read data from socket err :" + e.ToString());
}
}
if (_dataBuffer.RemainLen() > NetEncoder.HEAD_LEN)
{
int cmd, datalen;
NetEncoder.OnRecvHead(_dataBuffer, out cmd, out datalen);
if (_dataBuffer.RemainLen() >= datalen)
{
NetBuffer msgbuf = new NetBuffer();
msgbuf.WriteBytes(_dataBuffer.ReadBytes(datalen));
msgbuf.Seek(0, SeekOrigin.Begin);
_dataBuffer.ResetRemain();
int len = msgbuf.GetLength();
byte[] data;
data = NetEncoder.OnRecvData(msgbuf.ReadBytes(len));
if (_recvThread != null)
{
AddEvent(new NetEvent(true, cmd, data)); //Encoding.UTF8.GetString( ) msgbuf.ReadBytes(len)
}
else
{
onRecv(new NetEvent(true, cmd, data));
}
}
else
{
_dataBuffer.Seek(0, SeekOrigin.Begin);
// _dataBuffer.ResetRemain();
}
}
}