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obfuz
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change: add ObfuscationProcess.ValidateReferences to check assemblies which reference to obfuscated assemblies must have been added to `ObfuzSettings.AssemblySettings.NonObfuscatedButReferencingObfuscatedAssemblies`.

before-split
walon 2025-05-22 11:34:53 +08:00
parent 1e8832ca7e
commit 09fdd3052d
2 changed files with 29 additions and 1 deletions
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24
com.code-philosophy.obfuz/Editor/Unity/ObfuscationProcess.cs
View File

@ -12,6 +12,7 @@ using UnityEditor.Compilation;
using Obfuz.Utils; using Obfuz.Utils;
using FileUtil = Obfuz.Utils.FileUtil; using FileUtil = Obfuz.Utils.FileUtil;
using Obfuz.Settings; using Obfuz.Settings;
using dnlib.DotNet;
namespace Obfuz.Unity namespace Obfuz.Unity
{ {
@ -49,6 +50,27 @@ namespace Obfuz.Unity
} }
} }
public static void ValidateReferences(string stagingAreaTempManagedDllDir, HashSet<string> assembliesToObfuscated, HashSet<string> obfuscationRelativeAssemblyNames)
{
var modCtx = ModuleDef.CreateModuleContext();
var asmResolver = (AssemblyResolver)modCtx.AssemblyResolver;
foreach (string assFile in Directory.GetFiles(stagingAreaTempManagedDllDir, "*.dll", SearchOption.AllDirectories))
{
ModuleDefMD mod = ModuleDefMD.Load(File.ReadAllBytes(assFile), modCtx);
string modName = mod.Assembly.Name;
foreach (AssemblyRef assRef in mod.GetAssemblyRefs())
{
string refAssName = assRef.Name;
if (assembliesToObfuscated.Contains(refAssName) && !obfuscationRelativeAssemblyNames.Contains(modName))
{
throw new BuildFailedException($"assembly:{modName} references to obfuscated assembly:{refAssName}, but it's not been added to ObfuzSettings.AssemblySettings.NonObfuscatedButReferencingObfuscatedAssemblies.");
}
}
mod.Dispose();
}
}
private static void RunObfuscate(BuildFile[] files) private static void RunObfuscate(BuildFile[] files)
{ {
ObfuzSettings settings = ObfuzSettings.Instance; ObfuzSettings settings = ObfuzSettings.Instance;
@ -76,6 +98,8 @@ namespace Obfuz.Unity
}; };
obfuscatorBuilder.InsertTopPriorityAssemblySearchPaths(assemblySearchDirs); obfuscatorBuilder.InsertTopPriorityAssemblySearchPaths(assemblySearchDirs);
ValidateReferences(stagingAreaTempManagedDllDir, new HashSet<string>(obfuscatorBuilder.AssembliesToObfuscate), obfuscationRelativeAssemblyNames);
OnObfuscationBegin?.Invoke(new ObfuscationBeginEventArgs OnObfuscationBegin?.Invoke(new ObfuscationBeginEventArgs
{ {

6
com.code-philosophy.obfuz4hybridclr/Editor/ObfuscateUtil.cs
View File

@ -12,6 +12,7 @@ using HybridCLR.Editor.Installer;
using System.IO; using System.IO;
using HybridCLR.Editor.ABI; using HybridCLR.Editor.ABI;
using UnityEngine; using UnityEngine;
using Obfuz.Unity;
namespace Obfuz4HybridCLR namespace Obfuz4HybridCLR
{ {
@ -38,9 +39,12 @@ namespace Obfuz4HybridCLR
string hotUpdateDllPath = SettingsUtil.GetHotUpdateDllsOutputDirByTarget(target); string hotUpdateDllPath = SettingsUtil.GetHotUpdateDllsOutputDirByTarget(target);
BashUtil.RemoveDir(hotUpdateDllPath); BashUtil.RemoveDir(hotUpdateDllPath);
CompileDllCommand.CompileDll(target); CompileDllCommand.CompileDll(target);
AssemblySettings assemblySettings = ObfuzSettings.Instance.assemblySettings;
ObfuscationProcess.ValidateReferences(hotUpdateDllPath, new HashSet<string>(assemblySettings.GetAssembliesToObfuscate()), new HashSet<string>(assemblySettings.GetObfuscationRelativeAssemblyNames()));
var assemblySearchPaths = new List<string> var assemblySearchPaths = new List<string>
{ {
SettingsUtil.GetHotUpdateDllsOutputDirByTarget(target), hotUpdateDllPath,
}; };
Obfuscate(target, assemblySearchPaths, hotUpdateDllPath); Obfuscate(target, assemblySearchPaths, hotUpdateDllPath);
} }