private void ThreadFunction_Recv()
{
try
{
while (_thread_running && isConnected)
{
var bufraw = _inner_socket.Receive(ref _server_endpoint);
if (bufraw.Length > 4)
{
byte[] buf = Base.MemoryPool.Alloc(bufraw.Length - 4); //new byte[bufraw.Length - 4];
Array.Copy(bufraw, 4, buf, 0, bufraw.Length - 4);
XOREncrypt.Decrypt(buf, bufraw.Length - 4);
MsgStream msg = MsgStream.Create(buf, bufraw.Length - 4);
if (msg.IsCustomCmd)
{
if (msg.CustomType == CustomMsgType.ping)
{
//服务器返回了 证明连接成功了
_IsConnected = true;
TimeSpan ts = DateTime.Now - mLastPingTime;//mLastPingTimes[idx];
mPing = (int)(ts.TotalMilliseconds);
mLastPingTime = DateTime.Now;
// this.LastSendPingTimestamp = Utils.GetTimestampSecondsInt();
msg.Dispose();
continue;
}
}
//服务器返回了 证明连接成功了
_IsConnected = true;
_recvQueue.Enqueue(msg);
}
else
{
//<=4
}
}
}
catch (SocketException e)
{
Debug.Log("UdpSocket:" + e.Message + " " + e.ErrorCode + " " + e.NativeErrorCode + " " + e.SocketErrorCode);
}
catch (Exception e)
{
Debug.Log("UdpSocket:" + e.Message);
}
this.Disconnected();
while (_recvQueue.Empty() == false)
{
var x = _recvQueue.Dequeue();
if (x != null)
{
x.Dispose();
}
}
Debug.Log("[NetWork]:UdpSocket Recv Thread Close");
}
private void ThreadFunction_Recv()
{
try
{
_inner_socket.NoDelay = true;
while (_thread_running && isConnected)
{
// Thread.Sleep(1);//能减少socket error 10054 出现的 概率
byte[] buffer = _buffer_head;
int c = 0;
bool will_break = false;
while (c < 4)
{
int l = _inner_socket.Receive(buffer, c, 4 - c, SocketFlags.None); // _inner_tcp_stream.Read(buffer, c, 4 - c);
if (l > 0)
{
c += l;
}
else if (l == 0)
{
this.Disconnected();
Debug.Log("socket read faild 4 server disconnected");
will_break = true;
break;
}
else
{
this.Disconnected();
Debug.Log("socket read faild 1");
will_break = true;
break;
}
}
if (will_break)
{
break;
}
if (!isConnected || !_thread_running)
{
break;
}
int len = (int)System.BitConverter.ToInt32(buffer, 0);
if (len < MAX_VALID_BUFFER_LEN)
{
//byte[] buf = new byte[len];
byte[] buf = Base.MemoryPool.Alloc(len);
try
{
int read_len = 0;
while (read_len < len)
{
int l = _inner_socket.Receive(buf, read_len, len - read_len, SocketFlags.None);// _inner_tcp_stream.Read(buf, read_len, len - read_len);
if (l > 0)
{
read_len += l;
}
else if (l == 0)
{
/*
* //https://msdn.microsoft.com/zh-cn/library/8s4y8aff(v=vs.90).aspx
* 如果当前使用的是面向连接的 Socket，那么 Receive 方法将会读取所有可用的数据，直到达到缓冲区的大小为止。如果远程主机使用 Shutdown 方法关闭了 Socket 连接，并且所有可用数据均已收到，则 Receive 方法将立即完成并返回零字节。*/
break;
}
else
{
break;
}
}
if (read_len != len)
{
this.Disconnected();
Debug.Log("socket read faild 2");
break;
}
XOREncrypt.Decrypt(buf, len);
byte by = buf[0];
if (by == 1) // 占位符
{
MsgStream msg = MsgStream.Create(buf, len);
if (msg.IsCustomCmd)
{
if (msg.CustomType == CustomMsgType.ping)
{
TimeSpan ts = DateTime.Now - mLastPingTime;//mLastPingTimes[idx];
mPing = (int)(ts.TotalMilliseconds);
mLastPingTime = DateTime.Now;
// this.LastSendPingTimestamp = Utils.GetTimestampSecondsInt();
msg.Dispose();
continue;
}
}
_recvQueue.Enqueue(msg);
}
else
{
//maybe dicconnected by server or net error
Debug.LogError("****************** unexp bytes headdrer=" + (int)by + " len=" + len + " read_len=" + read_len);
this.Disconnected();
}
}
catch (Exception e)
{
//不回收 让他GC掉好了
}
}
else
{
this.Disconnected();
Debug.LogError("TcpSocket error send buffer overfollow 0x2 ");
}
}
}
catch (SocketException e)
{
Debug.Log("TcpSocket:" + e.Message + " " + e.ErrorCode + " " + e.NativeErrorCode + " " + e.SocketErrorCode);
}
catch (Exception e)
{
Debug.Log("TcpSocket:" + e.Message);
}
this.Disconnected();
while (_recvQueue.Empty() == false)
{
var x = _recvQueue.Dequeue();
if (x != null)
{
x.Dispose();
}
}
Debug.Log("[NetWork]:Socket Recv Thread Close");
}
private static byte[] _buffer_send = new byte[4096]; // 4kb buffer cache ,avoid memory-alloc
private void ThreadFunction_Send()
{
MsgStream ms = null;
try
{
_inner_socket.NoDelay = true;
while (_thread_running && isConnected)
{
Thread.Sleep(1);
if (ms != null)
{
ms.Dispose();
ms = null;
}
while (_sendQueue.Empty() == false && isConnected && _thread_running)
{
ms = _sendQueue.Dequeue();
if (ms == null)
{
continue;
}
//减小 缓冲区 异常 的概率
//TODO 考虑改为 异步IO
bool ok = false;
using (ms)
{
byte[] buffer = null;
buffer = ms.stream.buffer;
XOREncrypt.Encrypt(buffer, buffer.Length);
int len = ms.stream.Length;
if (len < MAX_VALID_BUFFER_LEN)
{
try
{
byte[] buf = System.BitConverter.GetBytes(len);
len = buf.Length + len;
buf.CopyTo(_buffer_send, 0); //write data len
buffer.CopyTo(_buffer_send, buf.Length); //write data
// Debug.LogError("send cus " + ms.Msg + "len " + send.Length);
// Debug.LogWarning("send buffer len=" + len);
int send_len = 0;
while (send_len < len)
{
int l = _inner_socket.Send(_buffer_send, send_len, len - send_len, SocketFlags.None);
if (l >= 0)
{
send_len += l;
}
else
{
break;
}
}
if (send_len == len)
{
ok = true;
}
}
catch (Exception e)
{
ok = false;
}
}
}
ms = null;
if (!ok)
{
Debug.LogError("TcpSocket error send buffer overfollow 0x1 ");
this.Disconnected();
break;
}
}
}
this.Disconnected();
}
catch (Exception e)
{
Debug.Log(e);
this.Disconnected();
}
if (ms != null)
{
ms.Dispose();
ms = null;
}
while (_sendQueue.Empty() == false)
{
var x = _sendQueue.Dequeue();
if (x != null)
{
x.Dispose();
}
}
Debug.Log("[NetWork]:Socket Send Thread Close");
}