From 54c202bd4867092fca2bc6f96bec0cfd1056a46a Mon Sep 17 00:00:00 2001
From: mac <user@users-MacBook-Pro.local>
Date: 星期一, 06 十一月 2023 11:24:20 +0800
Subject: [PATCH] 2023年11月06日11:23:46

---
 HDL_ON/DAL/DriverLayer/UdpSocket.cs |   38 ++++++++++++++++++++++++++++++--------
 1 files changed, 30 insertions(+), 8 deletions(-)

diff --git a/HDL_ON/DAL/DriverLayer/UdpSocket.cs b/HDL_ON/DAL/DriverLayer/UdpSocket.cs
index f0893ff..df9662a 100644
--- a/HDL_ON/DAL/DriverLayer/UdpSocket.cs
+++ b/HDL_ON/DAL/DriverLayer/UdpSocket.cs
@@ -29,14 +29,14 @@
         {
 			if (IsRunning)
 			{
-                if (port == Port)
+				if (port == Port)
                 {
                     return;
-                }
+				}
                 else
                 {
                     busSocket.Close();
-                }
+				}
             }
 			if (port != 0)
 				Port = port;
@@ -49,9 +49,12 @@
 				busSocket.Bind(new IPEndPoint(IPAddress.Any, Port));
 
 				busSocket.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.AddMembership, new MulticastOption(IPAddress.Parse("239.0.168.188")));
+				relinkCount = 0;
 			}
-			catch{
-                busSocket = null;
+			catch (Exception ex){
+				MainPage.Log ($"udp port bind error : {ex.Message}");
+
+				busSocket = null;
                 return;
             }
 
@@ -65,6 +68,10 @@
 		/// </summary>
 		public void Stop()
 		{
+			if(busSocket == null)
+            {
+				return;
+            }
 			if (!IsRunning)
 			{
 				return;
@@ -72,10 +79,11 @@
 			try
 			{
 				busSocket.Close();
+				relinkCount = 0;
 			}
 			catch { }
 			busSocket = null;
-            MainPage.Log("Socket鍏抽棴");
+			MainPage.Log("Socket鍏抽棴");
 		}
 
 		/// <summary>
@@ -98,6 +106,10 @@
 			{
 				return;
 			}
+			if(busSocket == null)
+            {
+				return;
+            }
 
             try {
                 Packet packet = new Packet ();
@@ -105,10 +117,21 @@
             } 
             catch (Exception e) {
                 System.Threading.Thread.Sleep (1);
-                asyncBeginReceive ();
+                Console.WriteLine("asyncBeginReceive " + relinkCount	);
+				if (relinkCount == 0)
+				{
+					relinkCount = 1;
+					asyncBeginReceive();
+				}
                 Console.WriteLine($"asyncBeginReceive {e.Message}");
             } 
 		}
+		/// <summary>
+        /// 閲嶈繛娆℃暟
+        /// </summary>
+		private int relinkCount = 0;
+
+
 
 		/// <summary>
 		/// 寮傛鎺ユ敹鏁版嵁缁撴潫
@@ -138,7 +161,6 @@
 				//mqtt杩炴帴鏁版嵁璇诲彇  A鍗忚缃戠粶璁惧淇℃伅璇诲彇鍥炲 澶勭悊
 				if (((IPEndPoint)packet.RemoteEndPoint).Port == 8585)
 				{
-					MainPage.Log($"灞�鍩熺綉udp淇℃伅");
 					Control.Ins.ConvertReceiveData(bytes, ((IPEndPoint)packet.RemoteEndPoint).Address.ToString());
 				}
 				else if (((IPEndPoint)packet.RemoteEndPoint).Port == 6000)//澶勭悊bus 6000绔彛鐨勬暟鎹�

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