From 3771d39fb01d6dceb84c5f4a390b67cbf324e7ca Mon Sep 17 00:00:00 2001
From: ChsBuffer <33744752+chsbuffer@users.noreply.github.com>
Date: Sun, 14 Feb 2021 22:16:42 +0800
Subject: [PATCH] RDR Bypass Netch Directory

---
 Netch/Controllers/NFController.cs |  2 +-
 Netch/Utils/StringEx.cs           | 17 +++++++++++++++--
 2 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/Netch/Controllers/NFController.cs b/Netch/Controllers/NFController.cs
index fcd78b01..0439b8f3 100644
--- a/Netch/Controllers/NFController.cs
+++ b/Netch/Controllers/NFController.cs
@@ -270,6 +270,7 @@ namespace Netch.Controllers
             }
 
             aio_dial((int) NameList.TYPE_ADDNAME, @"NTT\.exe");
+            aio_dial((int) NameList.TYPE_BYPNAME, "^" + Global.NetchDir.ToRegexString() + @"((?!NTT\.exe).)*$");
         }
 
         #region NativeMethods
@@ -291,7 +292,6 @@ namespace Netch.Controllers
         [DllImport("Redirector.bin", CallingConvention = CallingConvention.Cdecl)]
         private static extern ulong aio_getDL();
 
-
         public enum NameList
         {
             TYPE_FILTERLOOPBACK,
diff --git a/Netch/Utils/StringEx.cs b/Netch/Utils/StringEx.cs
index c655c9c0..55c5fca3 100644
--- a/Netch/Utils/StringEx.cs
+++ b/Netch/Utils/StringEx.cs
@@ -1,10 +1,11 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using System.Text;
 
 namespace Netch.Utils
 {
-    static class StringEx
+    public static class StringEx
     {
         public static bool IsNullOrEmpty(this string value)
         {
@@ -42,5 +43,17 @@ namespace Netch.Utils
                 yield return line;
             }
         }
+
+        public static string ToRegexString(this string value)
+        {
+            var sb = new StringBuilder();
+            foreach (var t in value)
+            {
+                if (new[] {'\\', '(', ')', '[', ']', '.'}.Any(s => s == t))
+                    sb.Append(@"\");
+                sb.Append(t);
+            }
+            return sb.ToString();
+        }
     }
-}
+}
\ No newline at end of file