新增基于 WordSet的 NameMaker

Editor/Obfuscator.cs

@@ -34,7 +34,8 @@ namespace Obfuz
             _options = options;
             _assemblyCache = new AssemblyCache(new PathAssemblyResolver(options.AssemblySearchDirs.ToArray()));
             _renamePolicy = new CombineRenamePolicy(new SystemRenamePolicy(), new UnityRenamePolicy(), new XmlConfigRenamePolicy());
-            _nameMaker = new TestNameMaker();
+            //_nameMaker = new TestNameMaker();
+            _nameMaker = NameMakerFactory.CreateNameMakerBaseASCIICharSet();
         }
 
         public void DoIt()

Editor/Rename/INameMaker.cs

@@ -0,0 +1,23 @@
+using dnlib.DotNet;
+
+namespace Obfuz.Rename
+{
+    public interface INameMaker
+    {
+        string GetNewName(ModuleDefMD mod, string originalName);
+
+        string GetNewName(TypeDef typeDef, string originalName);
+
+        string GetNewNamespace(TypeDef typeDef, string originalNamespace);
+
+        string GetNewName(MethodDef methodDef, string originalName);
+
+        string GetNewName(ParamDef param, string originalName);
+
+        string GetNewName(FieldDef fieldDef, string originalName);
+
+        string GetNewName(PropertyDef propertyDef, string originalName);
+
+        string GetNewName(EventDef eventDef, string originalName);
+    }
+}

Editor/Rename/NameMaker.cs

@@ -7,72 +7,90 @@ using System.Threading.Tasks;
 
 namespace Obfuz.Rename
 {
-    public interface INameMaker
+    public class NameScope
     {
-        string GetNewName(ModuleDefMD mod, string originalName);
+        private readonly List<string> _wordSet;
+        private int _nextIndex;
 
-        string GetNewName(TypeDef typeDef, string originalName);
+        public NameScope(List<string> wordSet)
+        {
+            _wordSet = wordSet;
+            _nextIndex = 0;
+        }
 
-        string GetNewNamespace(TypeDef typeDef, string originalNamespace);
-
-        string GetNewName(MethodDef methodDef, string originalName);
-
-        string GetNewName(ParamDef param, string originalName);
-
-        string GetNewName(FieldDef fieldDef, string originalName);
-
-        string GetNewName(PropertyDef propertyDef, string originalName);
-
-        string GetNewName(EventDef eventDef, string originalName);
+        public string GetNewName(string originalName)
+        {
+            if (_nextIndex >= _wordSet.Count)
+                throw new InvalidOperationException("No more names available in the word set.");
+            string newName = _wordSet[_nextIndex++];
+            return newName;
+        }
     }
 
     public class NameMaker : INameMaker
     {
-        private int _nextIndex;
+        private readonly List<string> _wordSet;
 
-        private string GetDefaultNewName(string originName)
+        private readonly Dictionary<object, NameScope> _nameScopes = new Dictionary<object, NameScope>();
+
+        public NameMaker(List<string> wordSet)
         {
-            return $"{originName}>{_nextIndex++}";
+            _wordSet = wordSet;
+        }
+
+        private NameScope GetNameScope(object key)
+        {
+            if (!_nameScopes.TryGetValue(key, out var nameScope))
+            {
+                nameScope = new NameScope(_wordSet);
+                _nameScopes[key] = nameScope;
+            }
+            return nameScope;
+        }
+
+        private string GetDefaultNewName(object scope, string originName)
+        {
+            return GetNameScope(scope).GetNewName(originName);
         }
 
         public string GetNewName(ModuleDefMD mod, string originalName)
         {
-            return GetDefaultNewName(originalName);
+            return GetDefaultNewName(this, originalName);
         }
 
         public string GetNewNamespace(TypeDef typeDef, string originalNamespace)
         {
-            return GetDefaultNewName(originalNamespace);
+            return GetDefaultNewName(typeDef.Module, originalNamespace);
         }
 
         public string GetNewName(TypeDef typeDef, string originalName)
         {
-            return GetDefaultNewName(originalName);
+            return GetDefaultNewName(typeDef.Module, originalName);
         }
 
         public string GetNewName(MethodDef methodDef, string originalName)
         {
-            return GetDefaultNewName(originalName);
+            return GetDefaultNewName(methodDef.DeclaringType, originalName);
         }
 
         public string GetNewName(ParamDef param, string originalName)
         {
-            return GetDefaultNewName(originalName);
+            return "1";
         }
 
         public string GetNewName(FieldDef fieldDef, string originalName)
         {
-            return GetDefaultNewName(originalName);
+            return GetDefaultNewName(fieldDef.DeclaringType, originalName);
         }
 
         public string GetNewName(PropertyDef propertyDef, string originalName)
         {
-            return GetDefaultNewName(originalName);
+            return GetDefaultNewName(propertyDef.DeclaringType, originalName);
         }
 
         public string GetNewName(EventDef eventDef, string originalName)
         {
-            return GetDefaultNewName(originalName);
+            return GetDefaultNewName(eventDef.DeclaringType, originalName);
         }
     }
 }

Editor/Rename/NameMakerFactory.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.Remoting.Messaging;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Obfuz.Rename
+{
+    public static class NameMakerFactory
+    {
+        public static INameMaker CreateNameMakerBaseASCIICharSet()
+        {
+            var words = new List<string>();
+            for (int i = 0; i < 26; i++)
+            {
+                words.Add(((char)('a' + i)).ToString());
+                words.Add(((char)('A' + i)).ToString());
+            }
+            return new NameMaker(words);
+        }
+    }
+}