From b3e06c4ce61a75451cc1b172dbd26980477b0193 Mon Sep 17 00:00:00 2001
From: de4dot <de4dot@gmail.com>
Date: Sat, 1 Dec 2012 02:12:13 +0100
Subject: [PATCH] Add options to disable renaming types, fields, etc

---
 de4dot.cui/CommandLineParser.cs | 15 +++++++++++++++
 de4dot.cui/FilesDeobfuscator.cs | 24 ++++++++++++++++++++++++
 2 files changed, 39 insertions(+)

diff --git a/de4dot.cui/CommandLineParser.cs b/de4dot.cui/CommandLineParser.cs
index 42ce5233..a5134dce 100644
--- a/de4dot.cui/CommandLineParser.cs
+++ b/de4dot.cui/CommandLineParser.cs
@@ -120,6 +120,21 @@ namespace de4dot.cui {
 			miscOptions.Add(new NoArgOption(null, "dont-rename", "Don't rename classes, methods, etc.", () => {
 				filesOptions.RenameSymbols = false;
 			}));
+			miscOptions.Add(new OneArgOption(null, "keep-names", "Don't rename n(amespaces), t(ypes), p(rops), e(vents), f(ields), m(ethods), a(rgs), g(enericparams). Can be combined, eg. efm", "flags", (val) => {
+				foreach (var c in val) {
+					switch (c) {
+					case 'n': filesOptions.RenameNamespaces = false; break;
+					case 't': filesOptions.RenameTypes = false; break;
+					case 'p': filesOptions.RenameProperties = false; break;
+					case 'e': filesOptions.RenameEvents = false; break;
+					case 'f': filesOptions.RenameFields = false; break;
+					case 'm': filesOptions.RenameMethods = false; break;
+					case 'a': filesOptions.RenameMethodArgs = false; break;
+					case 'g': filesOptions.RenameGenericParams = false; break;
+					default: throw new UserException(string.Format("Unrecognized --keep-names char: '{0}'", c));
+					}
+				}
+			}));
 			miscOptions.Add(new NoArgOption(null, "dont-restore-props", "Don't restore properties/events", () => {
 				filesOptions.RestorePropsEvents = false;
 			}));
diff --git a/de4dot.cui/FilesDeobfuscator.cs b/de4dot.cui/FilesDeobfuscator.cs
index f84dd0e2..972a60a9 100644
--- a/de4dot.cui/FilesDeobfuscator.cs
+++ b/de4dot.cui/FilesDeobfuscator.cs
@@ -38,6 +38,14 @@ namespace de4dot.cui {
 			public IList<IObfuscatedFile> Files { get; set; }
 			public IList<SearchDir> SearchDirs { get; set; }
 			public bool DetectObfuscators { get; set; }
+			public bool RenameNamespaces { get; set; }
+			public bool RenameTypes { get; set; }
+			public bool RenameProperties { get; set; }
+			public bool RenameEvents { get; set; }
+			public bool RenameFields { get; set; }
+			public bool RenameMethods { get; set; }
+			public bool RenameMethodArgs { get; set; }
+			public bool RenameGenericParams { get; set; }
 			public bool RenameSymbols { get; set; }
 			public bool RestorePropsEvents { get; set; }
 			public bool ControlFlowDeobfuscation { get; set; }
@@ -53,6 +61,14 @@ namespace de4dot.cui {
 				Files = new List<IObfuscatedFile>();
 				SearchDirs = new List<SearchDir>();
 				DefaultStringDecrypterMethods = new List<string>();
+				RenameNamespaces = true;
+				RenameTypes = true;
+				RenameProperties = true;
+				RenameEvents = true;
+				RenameFields = true;
+				RenameMethods = true;
+				RenameMethodArgs = true;
+				RenameGenericParams = true;
 				RenameSymbols = true;
 				RestorePropsEvents = true;
 				ControlFlowDeobfuscation = true;
@@ -369,6 +385,14 @@ namespace de4dot.cui {
 			if (!options.RenameSymbols)
 				return;
 			var renamer = new Renamer(deobfuscatorContext, theFiles) {
+				RenameNamespaces = options.RenameNamespaces,
+				RenameTypes = options.RenameTypes,
+				RenameProperties = options.RenameProperties,
+				RenameEvents = options.RenameEvents,
+				RenameFields = options.RenameFields,
+				RenameMethods = options.RenameMethods,
+				RenameMethodArgs = options.RenameMethodArgs,
+				RenameGenericParams = options.RenameGenericParams,
 				RestorePropertiesFromNames = options.RestorePropsEvents,
 				RestoreEventsFromNames = options.RestorePropsEvents,
 			};