public void Add(PNode <T> x, T obj)
{
x.obj = obj;
x.index = nr_ent;
x.taken = false;
nr_ent++;
node_buffer.Add(x);
}
public void Init()
{
efifo_rcv.Init(TCP_MAX_DEPTH_NUM);
for (int i = 0; i < TCP_MAX_DEPTH_NUM; i++)
{
tyNode nnode = new tyNode(TCP_MAX_DATA_LEN);
PNode <tyNode> pnode = new PNode <tyNode>();
nnode.pnode = pnode;
epool_rcv.Add(pnode, nnode);
}
}
public void Update_TextBox(string text, int op)
{
PNode <tyShowOp> pnode = epool_show.Get();
tyShowOp show_node = pnode.obj;
show_node.op = op;
show_node.text = text;
efifo_str_2_show.Input(show_node);
event_txt_update.Set();
}
public void Put(PNode <T> free_node)
{
lock (epool_lock)
{
PNode <T> p = node_buffer[free_node.index];
Dbg.Assert(p.taken == true, "###pool put error1");
p.taken = false;
nr_got--;
DbgAddLog(-1, nr_got);
if (nr_got < 0)
{
DbgDumpLog();
}
Dbg.Assert(nr_got >= 0, "###pool put error2");
}
}
public COM()
{
efifo_raw_2_str.Init(tyRcvNode.RCV_NODE_NUM); //eFIFO能管理8K个元素
for (int i = 0; i < tyRcvNode.RCV_NODE_NUM; i++) //每个元素8K大小，一共64MB，如果收的比做得快，那只能丢失了
{
//第一次收到10个，不满攒住，第二次收到4096，则会溢出！
tyRcvNode rnode = new tyRcvNode(tyRcvNode.RCV_CACHE_SIZE + COM_BUFFER_SIZE_MAX);
PNode <tyRcvNode> pnode = new PNode <tyRcvNode>();
rnode.pnode = pnode;
epool_rcv.Add(pnode, rnode);
//Dbg.WriteLine("Add node:{0} to ePool", rnode.GetHashCode());
}
efifo_str_2_show.Init(tyShowOp.SHOW_NODE_NUM); //上面采用eFIFO搬运
for (int i = 0; i < tyShowOp.SHOW_NODE_NUM; i++)
{
tyShowOp snode = new tyShowOp();
PNode <tyShowOp> pnode = new PNode <tyShowOp>();
snode.pnode = pnode;
epool_show.Add(pnode, snode);
//Dbg.WriteLine("Add node:{0} to ePool", rnode.GetHashCode());
}
timer_AutoSnd = new System.Timers.Timer(); //实例化Timer类，设置间隔时间为1000毫秒
timer_AutoSnd.Elapsed += new System.Timers.ElapsedEventHandler(timer_AutoSnd_Tick); //到达时间的时候执行事件
timer_AutoSnd.AutoReset = true; //设置是执行一次（false）还是一直执行(true)
timer_AutoSnd.Enabled = false; //是否执行System.Timers.Timer.Elapsed事件
timer_AutoSnd.Interval = cfg.auto_send_inverval_100ms * 100;
timer_RcvFlush = new System.Timers.Timer();
timer_RcvFlush.Elapsed += new System.Timers.ElapsedEventHandler(timer_RcvFlush_Tick);
timer_RcvFlush.AutoReset = false;
timer_RcvFlush.Enabled = false;
timer_RcvFlush.Interval = 500;
}
public void ThreadEntry_ServerRcv() //线程入口
{
Enter_MessageQueue(is_server, false, "ThreadEntry_ServerRcv run");
while (true)
{
while (true)
{
IPEndPoint localEP = new IPEndPoint(IPAddress.Parse(str_ip), port); //本地端地址
Listener = new TcpListener(localEP); //建立监听类，并绑定到指定的端地址
try
{
Listener.Start(); //开始监听
}
catch (Exception ex)
{
Listener.Stop();
Listener = null;
Enter_MessageQueue(is_server, false, "Error local IP:" + localEP.ToString() + "setup. " + ex.Message);
Thread.Sleep(500);
continue;
}
Enter_MessageQueue(is_server, false, "IP setup ok!");
DateTime listener_pending_mark;
DateTime listener_pending_timeout;
listener_pending_mark = DateTime.Now;
while (true)
{
if (Listener.Pending() == false)
{
//为了避免每次都被tcpListener.AcceptTcpClient()阻塞线程，添加了此判断，
//no connection requests have arrived
//当没有连接请求时，什么也不做，有了请求再执行到tcpListener.AcceptTcpClient()
listener_pending_timeout = DateTime.Now;
TimeSpan ts = listener_pending_timeout - listener_pending_mark;
int second_pass = ts.Minutes * 60 + ts.Seconds;
if (second_pass >= 5)
{
Listener.Stop();
Listener = null;
Enter_MessageQueue(is_server, false, "Can't find any client");
Thread.Sleep(500);
break;
}
}
else
{
remoteClient = Listener.AcceptTcpClient(); //等待连接（阻塞）
network_stream_server = remoteClient.GetStream();
br_server_read_from_client = new BinaryReader(network_stream_server);
bw_server_write_to_client = new BinaryWriter(network_stream_server);
is_active = true;
break;
}
}
if (is_active == true)
{
break;
}
}
Enter_MessageQueue(is_server, false, "Tcp is active!");
while (true) //循坏 接收/发送 数据
{
/********************接收数据部分 Start******************/
int rcv_length;
PNode <tyNode> pnode = epool_rcv.Get();
tyNode nnode = pnode.obj;
try
{
//接收客户端发送的数据
rcv_length = br_server_read_from_client.Read(nnode.buffer, 0, TCP_MAX_DATA_LEN);
}
catch (Exception ex)
{
Enter_MessageQueue(is_server, false, "Client lost, Read fail!" + ex.Message);
is_active = false;
break;
}
#if SUPPORT_SHOW_LEN
Dbg.WriteLine("Servre rcv:{0}", rcv_length);
#endif
#if SUPPORT_SHOW_DATA
Func.DumpBuffer(efifo_rcv.Peek(), rcv_length);
#endif
if (rcv_length == 0)
{
epool_rcv.Put(pnode);
Enter_MessageQueue(is_server, false, "Client lost, Read error!");
is_active = false;
break;
}
else
{
nnode.length = rcv_length;
efifo_rcv.Input(nnode);
}
/********************接收数据部分 End********************/
}
}
//TcpMessage(is_server, false, "ThreadEntry_ServerRcv end");
}
public void ThreadEntry_ClientRcv()
{
Enter_MessageQueue(is_server, false, "ThreadEntry_ClientRcv run");
while (true)
{
IPEndPoint remoteEP = new IPEndPoint(IPAddress.Parse(str_ip), port); //远程服务器端地址；
remoteServer = new TcpClient();
try
{
remoteServer.Connect(remoteEP); //调用connect方法连接远端服务器；
}
catch (Exception ex)
{
remoteServer.Close();
remoteServer = null;
Enter_MessageQueue(is_server, false, "Can't connect to server:" + str_ip + ", " + ex.Message);
Thread.Sleep(500);
continue;
}
is_active = true;
network_stream_client = remoteServer.GetStream();
bw_client_read_from_server = new BinaryReader(network_stream_client);
bw_client_write_to_server = new BinaryWriter(network_stream_client);
Enter_MessageQueue(is_server, false, "Connect to server successfully:" + str_ip);
Dbg.WriteLine("I'm using {0}.", remoteServer.Client.LocalEndPoint); //打印自己使用的端地址
while (true)
{
/********************接收数据部分 Start******************/
int rcv_length;
PNode <tyNode> pnode = epool_rcv.Get();
tyNode nnode = pnode.obj;
try
{
//接受服务器发送过来的消息,注意Client已经把数据处理成字符串了！
rcv_length = bw_client_read_from_server.Read(nnode.buffer, 0, TCP_MAX_DATA_LEN);
}
catch (Exception ex)
{
epool_rcv.Put(pnode);
Enter_MessageQueue(is_server, false, "Server lost, Read fail!" + ex.Message);
is_active = false;
break;
}
#if SUPPORT_SHOW_LEN
Dbg.WriteLine("Client rcv:{0}", rcv_length);
#endif
#if SUPPORT_SHOW_DATA
Func.DumpBuffer(efifo_rcv.Peek(), rcv_length);
#endif
if (rcv_length == 0)
{
epool_rcv.Put(pnode);
Enter_MessageQueue(is_server, false, "Server lost, Read error!");
is_active = false;
break;
}
else
{
nnode.length = rcv_length;
efifo_rcv.Input(nnode);
}
/********************接收数据部分 End********************/
}
}
//TcpMessage(is_server, false, "ThreadEntry_ClientRcv end");
}
void ISR_COM_DataRec(object sender, SerialDataReceivedEventArgs e) //串口接受函数
{
rcv_recving = true;
last_rcv_data_time = DateTime.Now;
timer_RcvFlush.Stop();
timer_RcvFlush.Enabled = false;//timer重新计时
timer_RcvFlush.Enabled = true;
if ((COM_Op.com_is_closing == true) || (serialport.IsOpen == false) || (rcv_flushing == true))
{
rcv_recving = false;
return;
}
event_recv.Set(); //无论有没有资源，都唤醒recv线程去取FIFO
//如果FIFO已经满了，最后一个current_rnode会一直接一直接，然后突破了buffer的长度
if (efifo_raw_2_str.is_full == true)
{
Dbg.WriteLine("###1.COM:{0} recv fifo is full:{1}, data miss!!!",
serialport.IsOpen, efifo_raw_2_str.GetValidNum());
UpdateMissData();
rcv_recving = false;
return;
}
if (current_rnode == null)
{
PNode <tyRcvNode> pnode = epool_rcv.Get();
if (pnode == null)
{
Dbg.WriteLine("###COM:{0} recv pool is full:{1}({2}), data miss!!!",
serialport.IsOpen, epool_rcv.nr_got, epool_rcv.nr_ent);
UpdateMissData();
rcv_recving = false;
return;
}
else
{
current_rnode = pnode.obj;
}
current_rnode = pnode.obj;
current_rnode.length = 0; //把长度清零，避免长度越界
}
int com_recv_buff_length = serialport.Read(current_rnode.buffer, current_rnode.length, serialport.ReadBufferSize);
if (com_recv_buff_length > 0)
{
bbbb = DateTime.Now;
current_rnode.length += com_recv_buff_length;
#if false
current_rnode.log_len[current_rnode.log_cnt % 128] = com_recv_buff_length;
current_rnode.log_sz[current_rnode.log_cnt % 128] = current_rnode.length;
current_rnode.log_cnt++;
#endif
//当缓存较多的时候，优先提高平滑性(收得太慢/显示得太慢)
if ((epool_rcv.nr_got < epool_rcv.nr_ent / 128) && //64
(epool_show.nr_got < epool_show.nr_ent / 128))
{
handle_data_thresdhold = 0;
}
else if ((epool_rcv.nr_got < epool_rcv.nr_ent / 64) && //128
(epool_show.nr_got < epool_show.nr_ent / 64))
{
handle_data_thresdhold = 1024;
}
else if ((epool_rcv.nr_got < epool_rcv.nr_ent / 32) || //256
(epool_show.nr_got < epool_show.nr_ent / 32))
{
handle_data_thresdhold = tyRcvNode.RCV_CACHE_SIZE;
}
if (current_rnode.length >= handle_data_thresdhold)
{
if (efifo_raw_2_str.is_full == true)
{
Dbg.WriteLine("###2.COM:{0} recv fifo is full:{1}, data miss!!!",
serialport.IsOpen, efifo_raw_2_str.GetValidNum());
record.miss_data += (uint)current_rnode.length;
rcv_recving = false;
return;
}
efifo_raw_2_str.Input(current_rnode);
current_rnode = null;
}
else
{
rcv_recving = false;
return;
}
event_recv.Set();
#if false
Dbg.Write("RECA[{0}]: in:{1}-{2} out:{3}-{4}", com_recv_buff_length,
com_recv_fifo_top, com_recv_fifo_buttom, fp_out_top, fp_out_buttom);
for (int v = 0; v < com_recv_buff_length; v++)
{
Dbg.Write(" {0:X}", rcv_fifo.buffer[v]);
}
Dbg.Write("\r\n");
#endif
rcv_recving = false;
}
}
