From 4b2b45979b34b96756df03f6e9506f1d46538e82 Mon Sep 17 00:00:00 2001
From: 2dust <31833384+2dust@users.noreply.github.com>
Date: Sat, 2 Mar 2024 10:00:28 +0800
Subject: [PATCH] Return api port=socks port +11

---
 v2rayN/v2rayN/Common/Utile.cs              |  5 ++-
 v2rayN/v2rayN/Handler/LazyConfig.cs        | 40 +++++++---------------
 v2rayN/v2rayN/Handler/StatisticsHandler.cs | 24 +------------
 3 files changed, 16 insertions(+), 53 deletions(-)

diff --git a/v2rayN/v2rayN/Common/Utile.cs b/v2rayN/v2rayN/Common/Utile.cs
index c25a1818..30d4a6dd 100644
--- a/v2rayN/v2rayN/Common/Utile.cs
+++ b/v2rayN/v2rayN/Common/Utile.cs
@@ -579,11 +579,10 @@ namespace v2rayN
             return inUse;
         }
 
-        public static int GetFreePort()
+        public static int GetFreePort(int defaultPort = 9090)
         {
             try
             {
-                int defaultPort = 9090;
                 if (!Utile.PortInUse(defaultPort))
                 {
                     return defaultPort;
@@ -598,7 +597,7 @@ namespace v2rayN
             catch
             {
             }
-            return 69090;
+            return 59090;
         }
 
         #endregion 测速
diff --git a/v2rayN/v2rayN/Handler/LazyConfig.cs b/v2rayN/v2rayN/Handler/LazyConfig.cs
index 09428e5f..2cc46fac 100644
--- a/v2rayN/v2rayN/Handler/LazyConfig.cs
+++ b/v2rayN/v2rayN/Handler/LazyConfig.cs
@@ -19,7 +19,7 @@ namespace v2rayN.Handler
             {
                 if (_statePort is null)
                 {
-                    _statePort = Utile.GetFreePort();
+                    _statePort = Utile.GetFreePort(GetLocalPort(Global.InboundAPITagName));
                 }
 
                 return _statePort.Value;
@@ -52,32 +52,18 @@ namespace v2rayN.Handler
 
         public int GetLocalPort(string protocol)
         {
-            int localPort = _config.inbound.FirstOrDefault(t => t.protocol == Global.InboundSocks).localPort;
-            if (protocol == Global.InboundSocks)
-            {
-                return localPort;
-            }
-            else if (protocol == Global.InboundHttp)
-            {
-                return localPort + 1;
-            }
-            else if (protocol == Global.InboundSocks2)
-            {
-                return localPort + 2;
-            }
-            else if (protocol == Global.InboundHttp2)
-            {
-                return localPort + 3;
-            }
-            else if (protocol == ESysProxyType.Pac.ToString())
-            {
-                return localPort + 4;
-            }
-            else if (protocol == "speedtest")
-            {
-                return localPort + 103;
-            }
-            return localPort;
+            var localPort = _config.inbound.FirstOrDefault(t => t.protocol == Global.InboundSocks)?.localPort ?? 10808;
+            return protocol.ToLower() switch
+            {
+                Global.InboundSocks => localPort,
+                Global.InboundHttp => localPort + 1,
+                Global.InboundSocks2 => localPort + 2,
+                Global.InboundHttp2 => localPort + 3,
+                "pac" => localPort + 4,
+                Global.InboundAPITagName => localPort + 11,
+                "speedtest" => localPort + 21,
+                _ => localPort,
+            };
         }
 
         public void AddProcess(IntPtr processHandle)
diff --git a/v2rayN/v2rayN/Handler/StatisticsHandler.cs b/v2rayN/v2rayN/Handler/StatisticsHandler.cs
index 2e4697a8..abc86f2d 100644
--- a/v2rayN/v2rayN/Handler/StatisticsHandler.cs
+++ b/v2rayN/v2rayN/Handler/StatisticsHandler.cs
@@ -132,28 +132,6 @@ namespace v2rayN.Handler
                 _serverStatItem.todayDown = 0;
                 _serverStatItem.dateNow = ticks;
             }
-        }
-
-        private int GetFreePort()
-        {
-            try
-            {
-                int defaultPort = 9090;
-                if (!Utile.PortInUse(defaultPort))
-                {
-                    return defaultPort;
-                }
-
-                TcpListener l = new(IPAddress.Loopback, 0);
-                l.Start();
-                int port = ((IPEndPoint)l.LocalEndpoint).Port;
-                l.Stop();
-                return port;
-            }
-            catch
-            {
-            }
-            return 69090;
-        }
+        }        
     }
 }
\ No newline at end of file