Add UnhollowerDeobfuscationRegex config option

BepInEx.IL2CPP/ProxyAssemblyGenerator.cs

@@ -6,6 +6,7 @@ using System.IO.Compression;
 using System.Net.Http;
 using System.Security.Cryptography;
 using System.Text;
+using System.Text.RegularExpressions;
 using AssemblyUnhollower;
 using BepInEx.Configuration;
 using BepInEx.Logging;
@@ -64,6 +65,15 @@ internal static class ProxyAssemblyGenerator
          .AppendLine("{ProcessName} - Name of the current process")
          .ToString());
 
+    private static readonly ConfigEntry<string> ConfigUnhollowerDeobfuscationRegex = ConfigFile.CoreConfig.Bind(
+     "IL2CPP", "UnhollowerDeobfuscationRegex",
+     string.Empty,
+     new StringBuilder()
+         .AppendLine("The RegEx string to pass to Il2CppAssemblyUnhollower for renaming obfuscated names.")
+         .AppendLine("All types and members matching this RegEx will get a name based on their signature,")
+         .AppendLine("resulting in names that persist after game updates.")
+         .ToString());
+
     private static ManualLogSource Il2cppDumperLogger;
 
     private static string unhollowedBasePath;
@@ -367,7 +377,8 @@ internal static class ProxyAssemblyGenerator
                 Source = sourceAssemblies,
                 OutputDir = Preloader.IL2CPPUnhollowedPath,
                 UnityBaseLibsDir = Directory.Exists(UnityBaseLibsDirectory) ? UnityBaseLibsDirectory : null,
-                NoCopyUnhollowerLibs = true
+                NoCopyUnhollowerLibs = true,
+                ObfuscatedNamesRegex = !string.IsNullOrEmpty(ConfigUnhollowerDeobfuscationRegex.Value) ? new Regex(ConfigUnhollowerDeobfuscationRegex.Value) : null
             };
 
             var renameMapLocation = Path.Combine(Paths.BepInExRootPath, "DeobfuscationMap.csv.gz");