Compare commits
No commits in common. "main" and "backup" have entirely different histories.
|
|
@ -0,0 +1,400 @@
|
||||||
|
## Ignore Visual Studio temporary files, build results, and
|
||||||
|
## files generated by popular Visual Studio add-ons.
|
||||||
|
##
|
||||||
|
## Get latest from https://github.com/github/gitignore/blob/main/VisualStudio.gitignore
|
||||||
|
|
||||||
|
# User-specific files
|
||||||
|
*.rsuser
|
||||||
|
*.suo
|
||||||
|
*.user
|
||||||
|
*.userosscache
|
||||||
|
*.sln.docstates
|
||||||
|
|
||||||
|
# User-specific files (MonoDevelop/Xamarin Studio)
|
||||||
|
*.userprefs
|
||||||
|
|
||||||
|
# Mono auto generated files
|
||||||
|
mono_crash.*
|
||||||
|
|
||||||
|
# Build results
|
||||||
|
[Dd]ebug/
|
||||||
|
[Dd]ebugPublic/
|
||||||
|
[Rr]elease/
|
||||||
|
[Rr]eleases/
|
||||||
|
x64/
|
||||||
|
x86/
|
||||||
|
[Ww][Ii][Nn]32/
|
||||||
|
[Aa][Rr][Mm]/
|
||||||
|
[Aa][Rr][Mm]64/
|
||||||
|
bld/
|
||||||
|
[Bb]in/
|
||||||
|
[Oo]bj/
|
||||||
|
[Ll]og/
|
||||||
|
[Ll]ogs/
|
||||||
|
|
||||||
|
# Visual Studio 2015/2017 cache/options directory
|
||||||
|
.vs/
|
||||||
|
# Uncomment if you have tasks that create the project's static files in wwwroot
|
||||||
|
#wwwroot/
|
||||||
|
|
||||||
|
# Visual Studio 2017 auto generated files
|
||||||
|
Generated\ Files/
|
||||||
|
|
||||||
|
# MSTest test Results
|
||||||
|
[Tt]est[Rr]esult*/
|
||||||
|
[Bb]uild[Ll]og.*
|
||||||
|
|
||||||
|
# NUnit
|
||||||
|
*.VisualState.xml
|
||||||
|
TestResult.xml
|
||||||
|
nunit-*.xml
|
||||||
|
|
||||||
|
# Build Results of an ATL Project
|
||||||
|
[Dd]ebugPS/
|
||||||
|
[Rr]eleasePS/
|
||||||
|
dlldata.c
|
||||||
|
|
||||||
|
# Benchmark Results
|
||||||
|
BenchmarkDotNet.Artifacts/
|
||||||
|
|
||||||
|
# .NET Core
|
||||||
|
project.lock.json
|
||||||
|
project.fragment.lock.json
|
||||||
|
artifacts/
|
||||||
|
|
||||||
|
# ASP.NET Scaffolding
|
||||||
|
ScaffoldingReadMe.txt
|
||||||
|
|
||||||
|
# StyleCop
|
||||||
|
StyleCopReport.xml
|
||||||
|
|
||||||
|
# Files built by Visual Studio
|
||||||
|
*_i.c
|
||||||
|
*_p.c
|
||||||
|
*_h.h
|
||||||
|
*.ilk
|
||||||
|
*.meta
|
||||||
|
*.obj
|
||||||
|
*.iobj
|
||||||
|
*.pch
|
||||||
|
*.pdb
|
||||||
|
*.ipdb
|
||||||
|
*.pgc
|
||||||
|
*.pgd
|
||||||
|
*.rsp
|
||||||
|
# but not Directory.Build.rsp, as it configures directory-level build defaults
|
||||||
|
!Directory.Build.rsp
|
||||||
|
*.sbr
|
||||||
|
*.tlb
|
||||||
|
*.tli
|
||||||
|
*.tlh
|
||||||
|
*.tmp
|
||||||
|
*.tmp_proj
|
||||||
|
*_wpftmp.csproj
|
||||||
|
*.log
|
||||||
|
*.tlog
|
||||||
|
*.vspscc
|
||||||
|
*.vssscc
|
||||||
|
.builds
|
||||||
|
*.pidb
|
||||||
|
*.svclog
|
||||||
|
*.scc
|
||||||
|
|
||||||
|
# Chutzpah Test files
|
||||||
|
_Chutzpah*
|
||||||
|
|
||||||
|
# Visual C++ cache files
|
||||||
|
ipch/
|
||||||
|
*.aps
|
||||||
|
*.ncb
|
||||||
|
*.opendb
|
||||||
|
*.opensdf
|
||||||
|
*.sdf
|
||||||
|
*.cachefile
|
||||||
|
*.VC.db
|
||||||
|
*.VC.VC.opendb
|
||||||
|
|
||||||
|
# Visual Studio profiler
|
||||||
|
*.psess
|
||||||
|
*.vsp
|
||||||
|
*.vspx
|
||||||
|
*.sap
|
||||||
|
|
||||||
|
# Visual Studio Trace Files
|
||||||
|
*.e2e
|
||||||
|
|
||||||
|
# TFS 2012 Local Workspace
|
||||||
|
$tf/
|
||||||
|
|
||||||
|
# Guidance Automation Toolkit
|
||||||
|
*.gpState
|
||||||
|
|
||||||
|
# ReSharper is a .NET coding add-in
|
||||||
|
_ReSharper*/
|
||||||
|
*.[Rr]e[Ss]harper
|
||||||
|
*.DotSettings.user
|
||||||
|
|
||||||
|
# TeamCity is a build add-in
|
||||||
|
_TeamCity*
|
||||||
|
|
||||||
|
# DotCover is a Code Coverage Tool
|
||||||
|
*.dotCover
|
||||||
|
|
||||||
|
# AxoCover is a Code Coverage Tool
|
||||||
|
.axoCover/*
|
||||||
|
!.axoCover/settings.json
|
||||||
|
|
||||||
|
# Coverlet is a free, cross platform Code Coverage Tool
|
||||||
|
coverage*.json
|
||||||
|
coverage*.xml
|
||||||
|
coverage*.info
|
||||||
|
|
||||||
|
# Visual Studio code coverage results
|
||||||
|
*.coverage
|
||||||
|
*.coveragexml
|
||||||
|
|
||||||
|
# NCrunch
|
||||||
|
_NCrunch_*
|
||||||
|
.*crunch*.local.xml
|
||||||
|
nCrunchTemp_*
|
||||||
|
|
||||||
|
# MightyMoose
|
||||||
|
*.mm.*
|
||||||
|
AutoTest.Net/
|
||||||
|
|
||||||
|
# Web workbench (sass)
|
||||||
|
.sass-cache/
|
||||||
|
|
||||||
|
# Installshield output folder
|
||||||
|
[Ee]xpress/
|
||||||
|
|
||||||
|
# DocProject is a documentation generator add-in
|
||||||
|
DocProject/buildhelp/
|
||||||
|
DocProject/Help/*.HxT
|
||||||
|
DocProject/Help/*.HxC
|
||||||
|
DocProject/Help/*.hhc
|
||||||
|
DocProject/Help/*.hhk
|
||||||
|
DocProject/Help/*.hhp
|
||||||
|
DocProject/Help/Html2
|
||||||
|
DocProject/Help/html
|
||||||
|
|
||||||
|
# Click-Once directory
|
||||||
|
publish/
|
||||||
|
|
||||||
|
# Publish Web Output
|
||||||
|
*.[Pp]ublish.xml
|
||||||
|
*.azurePubxml
|
||||||
|
# Note: Comment the next line if you want to checkin your web deploy settings,
|
||||||
|
# but database connection strings (with potential passwords) will be unencrypted
|
||||||
|
*.pubxml
|
||||||
|
*.publishproj
|
||||||
|
|
||||||
|
# Microsoft Azure Web App publish settings. Comment the next line if you want to
|
||||||
|
# checkin your Azure Web App publish settings, but sensitive information contained
|
||||||
|
# in these scripts will be unencrypted
|
||||||
|
PublishScripts/
|
||||||
|
|
||||||
|
# NuGet Packages
|
||||||
|
*.nupkg
|
||||||
|
# NuGet Symbol Packages
|
||||||
|
*.snupkg
|
||||||
|
# The packages folder can be ignored because of Package Restore
|
||||||
|
**/[Pp]ackages/*
|
||||||
|
# except build/, which is used as an MSBuild target.
|
||||||
|
!**/[Pp]ackages/build/
|
||||||
|
# Uncomment if necessary however generally it will be regenerated when needed
|
||||||
|
#!**/[Pp]ackages/repositories.config
|
||||||
|
# NuGet v3's project.json files produces more ignorable files
|
||||||
|
*.nuget.props
|
||||||
|
*.nuget.targets
|
||||||
|
|
||||||
|
# Microsoft Azure Build Output
|
||||||
|
csx/
|
||||||
|
*.build.csdef
|
||||||
|
|
||||||
|
# Microsoft Azure Emulator
|
||||||
|
ecf/
|
||||||
|
rcf/
|
||||||
|
|
||||||
|
# Windows Store app package directories and files
|
||||||
|
AppPackages/
|
||||||
|
BundleArtifacts/
|
||||||
|
Package.StoreAssociation.xml
|
||||||
|
_pkginfo.txt
|
||||||
|
*.appx
|
||||||
|
*.appxbundle
|
||||||
|
*.appxupload
|
||||||
|
|
||||||
|
# Visual Studio cache files
|
||||||
|
# files ending in .cache can be ignored
|
||||||
|
*.[Cc]ache
|
||||||
|
# but keep track of directories ending in .cache
|
||||||
|
!?*.[Cc]ache/
|
||||||
|
|
||||||
|
# Others
|
||||||
|
ClientBin/
|
||||||
|
~$*
|
||||||
|
*~
|
||||||
|
*.dbmdl
|
||||||
|
*.dbproj.schemaview
|
||||||
|
*.jfm
|
||||||
|
*.pfx
|
||||||
|
*.publishsettings
|
||||||
|
orleans.codegen.cs
|
||||||
|
|
||||||
|
# Including strong name files can present a security risk
|
||||||
|
# (https://github.com/github/gitignore/pull/2483#issue-259490424)
|
||||||
|
#*.snk
|
||||||
|
|
||||||
|
# Since there are multiple workflows, uncomment next line to ignore bower_components
|
||||||
|
# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
|
||||||
|
#bower_components/
|
||||||
|
|
||||||
|
# RIA/Silverlight projects
|
||||||
|
Generated_Code/
|
||||||
|
|
||||||
|
# Backup & report files from converting an old project file
|
||||||
|
# to a newer Visual Studio version. Backup files are not needed,
|
||||||
|
# because we have git ;-)
|
||||||
|
_UpgradeReport_Files/
|
||||||
|
Backup*/
|
||||||
|
UpgradeLog*.XML
|
||||||
|
UpgradeLog*.htm
|
||||||
|
ServiceFabricBackup/
|
||||||
|
*.rptproj.bak
|
||||||
|
|
||||||
|
# SQL Server files
|
||||||
|
*.mdf
|
||||||
|
*.ldf
|
||||||
|
*.ndf
|
||||||
|
|
||||||
|
# Business Intelligence projects
|
||||||
|
*.rdl.data
|
||||||
|
*.bim.layout
|
||||||
|
*.bim_*.settings
|
||||||
|
*.rptproj.rsuser
|
||||||
|
*- [Bb]ackup.rdl
|
||||||
|
*- [Bb]ackup ([0-9]).rdl
|
||||||
|
*- [Bb]ackup ([0-9][0-9]).rdl
|
||||||
|
|
||||||
|
# Microsoft Fakes
|
||||||
|
FakesAssemblies/
|
||||||
|
|
||||||
|
# GhostDoc plugin setting file
|
||||||
|
*.GhostDoc.xml
|
||||||
|
|
||||||
|
# Node.js Tools for Visual Studio
|
||||||
|
.ntvs_analysis.dat
|
||||||
|
node_modules/
|
||||||
|
|
||||||
|
# Visual Studio 6 build log
|
||||||
|
*.plg
|
||||||
|
|
||||||
|
# Visual Studio 6 workspace options file
|
||||||
|
*.opt
|
||||||
|
|
||||||
|
# Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
|
||||||
|
*.vbw
|
||||||
|
|
||||||
|
# Visual Studio 6 auto-generated project file (contains which files were open etc.)
|
||||||
|
*.vbp
|
||||||
|
|
||||||
|
# Visual Studio 6 workspace and project file (working project files containing files to include in project)
|
||||||
|
*.dsw
|
||||||
|
*.dsp
|
||||||
|
|
||||||
|
# Visual Studio 6 technical files
|
||||||
|
*.ncb
|
||||||
|
*.aps
|
||||||
|
|
||||||
|
# Visual Studio LightSwitch build output
|
||||||
|
**/*.HTMLClient/GeneratedArtifacts
|
||||||
|
**/*.DesktopClient/GeneratedArtifacts
|
||||||
|
**/*.DesktopClient/ModelManifest.xml
|
||||||
|
**/*.Server/GeneratedArtifacts
|
||||||
|
**/*.Server/ModelManifest.xml
|
||||||
|
_Pvt_Extensions
|
||||||
|
|
||||||
|
# Paket dependency manager
|
||||||
|
.paket/paket.exe
|
||||||
|
paket-files/
|
||||||
|
|
||||||
|
# FAKE - F# Make
|
||||||
|
.fake/
|
||||||
|
|
||||||
|
# CodeRush personal settings
|
||||||
|
.cr/personal
|
||||||
|
|
||||||
|
# Python Tools for Visual Studio (PTVS)
|
||||||
|
__pycache__/
|
||||||
|
*.pyc
|
||||||
|
|
||||||
|
# Cake - Uncomment if you are using it
|
||||||
|
# tools/**
|
||||||
|
# !tools/packages.config
|
||||||
|
|
||||||
|
# Tabs Studio
|
||||||
|
*.tss
|
||||||
|
|
||||||
|
# Telerik's JustMock configuration file
|
||||||
|
*.jmconfig
|
||||||
|
|
||||||
|
# BizTalk build output
|
||||||
|
*.btp.cs
|
||||||
|
*.btm.cs
|
||||||
|
*.odx.cs
|
||||||
|
*.xsd.cs
|
||||||
|
|
||||||
|
# OpenCover UI analysis results
|
||||||
|
OpenCover/
|
||||||
|
|
||||||
|
# Azure Stream Analytics local run output
|
||||||
|
ASALocalRun/
|
||||||
|
|
||||||
|
# MSBuild Binary and Structured Log
|
||||||
|
*.binlog
|
||||||
|
|
||||||
|
# NVidia Nsight GPU debugger configuration file
|
||||||
|
*.nvuser
|
||||||
|
|
||||||
|
# MFractors (Xamarin productivity tool) working folder
|
||||||
|
.mfractor/
|
||||||
|
|
||||||
|
# Local History for Visual Studio
|
||||||
|
.localhistory/
|
||||||
|
|
||||||
|
# Visual Studio History (VSHistory) files
|
||||||
|
.vshistory/
|
||||||
|
|
||||||
|
# BeatPulse healthcheck temp database
|
||||||
|
healthchecksdb
|
||||||
|
|
||||||
|
# Backup folder for Package Reference Convert tool in Visual Studio 2017
|
||||||
|
MigrationBackup/
|
||||||
|
|
||||||
|
# Ionide (cross platform F# VS Code tools) working folder
|
||||||
|
.ionide/
|
||||||
|
|
||||||
|
# Fody - auto-generated XML schema
|
||||||
|
FodyWeavers.xsd
|
||||||
|
|
||||||
|
# VS Code files for those working on multiple tools
|
||||||
|
.vscode/*
|
||||||
|
!.vscode/settings.json
|
||||||
|
!.vscode/tasks.json
|
||||||
|
!.vscode/launch.json
|
||||||
|
!.vscode/extensions.json
|
||||||
|
*.code-workspace
|
||||||
|
|
||||||
|
# Local History for Visual Studio Code
|
||||||
|
.history/
|
||||||
|
|
||||||
|
# Windows Installer files from build outputs
|
||||||
|
*.cab
|
||||||
|
*.msi
|
||||||
|
*.msix
|
||||||
|
*.msm
|
||||||
|
*.msp
|
||||||
|
|
||||||
|
# JetBrains Rider
|
||||||
|
*.sln.iml
|
||||||
|
|
@ -1,8 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 2326b426d539e084dbddf7f7c23ed1bd
|
|
||||||
folderAsset: yes
|
|
||||||
DefaultImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,8 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 241df8eaf3a34dc47a0873c37ddb2695
|
|
||||||
folderAsset: yes
|
|
||||||
DefaultImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,28 +1,12 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
using dnlib.DotNet;
|
||||||
using Obfuz.Utils;
|
using Obfuz.Utils;
|
||||||
using System;
|
using System;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
using System.Xml;
|
using System.Xml;
|
||||||
|
using UnityEditor.VersionControl;
|
||||||
using UnityEngine;
|
using UnityEngine;
|
||||||
|
|
||||||
namespace Obfuz.Conf
|
namespace Obfuz.Conf
|
||||||
|
|
@ -33,7 +17,7 @@ namespace Obfuz.Conf
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
public interface IMethodRule<R> where R : IRule<R>
|
public interface IMethodRule<R> where R: IRule<R>
|
||||||
{
|
{
|
||||||
string Name { get; set; }
|
string Name { get; set; }
|
||||||
NameMatcher NameMatcher { get; set; }
|
NameMatcher NameMatcher { get; set; }
|
||||||
|
|
@ -49,7 +33,7 @@ namespace Obfuz.Conf
|
||||||
public R Rule { get; set; }
|
public R Rule { get; set; }
|
||||||
}
|
}
|
||||||
|
|
||||||
public interface ITypeRule<T, R> where T : IMethodRule<R> where R : IRule<R>
|
public interface ITypeRule<T, R> where T: IMethodRule<R> where R : IRule<R>
|
||||||
{
|
{
|
||||||
string Name { get; set; }
|
string Name { get; set; }
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 36a3e142db81f6d4bb54938525e31973
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,28 +1,13 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
using dnlib.DotNet;
|
||||||
using Obfuz.Utils;
|
using Obfuz.Utils;
|
||||||
using System;
|
using System;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
using System.Xml;
|
using System.Xml;
|
||||||
|
using UnityEditor.VersionControl;
|
||||||
|
using UnityEngine;
|
||||||
|
|
||||||
namespace Obfuz.Conf
|
namespace Obfuz.Conf
|
||||||
{
|
{
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 1578270b9b81e1e4dba84d562c91090f
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,28 +1,11 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
using dnlib.DotNet;
|
||||||
using Obfuz.ObfusPasses;
|
using Obfuz.ObfusPasses;
|
||||||
using Obfuz.Utils;
|
using Obfuz.Utils;
|
||||||
using System;
|
using System;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
using System.Xml;
|
using System.Xml;
|
||||||
using UnityEngine;
|
using UnityEngine;
|
||||||
|
|
||||||
|
|
@ -206,7 +189,7 @@ namespace Obfuz
|
||||||
ObfuscationPassType passType = ObfuscationPassType.None;
|
ObfuscationPassType passType = ObfuscationPassType.None;
|
||||||
foreach (var passName in obfuscationPassTypesStr.Split('|'))
|
foreach (var passName in obfuscationPassTypesStr.Split('|'))
|
||||||
{
|
{
|
||||||
if (Enum.TryParse<ObfuscationPassType>(passName, out var pass))
|
if (Enum.TryParse< ObfuscationPassType>(passName, out var pass))
|
||||||
{
|
{
|
||||||
passType |= pass;
|
passType |= pass;
|
||||||
}
|
}
|
||||||
|
|
@ -406,7 +389,7 @@ namespace Obfuz
|
||||||
{
|
{
|
||||||
if (ass.nameMatcher.IsMatch(assName))
|
if (ass.nameMatcher.IsMatch(assName))
|
||||||
{
|
{
|
||||||
result = (ass, ass.rule);
|
result = (ass, _defaultPassRule);
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 41044699810a34f4780e14de084bf7d7
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,52 +1,13 @@
|
||||||
// Copyright 2025 Code Philosophy
|
using System;
|
||||||
//
|
using System.Collections.Generic;
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
using System.Linq;
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
using System.Text;
|
||||||
// in the Software without restriction, including without limitation the rights
|
using System.Threading.Tasks;
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
namespace Obfuz.Editor
|
namespace Obfuz.Editor
|
||||||
{
|
{
|
||||||
public static class ConstValues
|
public static class ConstValues
|
||||||
{
|
{
|
||||||
public const string ObfuzInternalSymbolNamePrefix = "$Obfuz$";
|
public const string ObfuzInternalSymbolNamePrefix = "$Obfuz$";
|
||||||
|
|
||||||
public const string ObfuzRuntimeAssemblyName = "Obfuz.Runtime";
|
|
||||||
|
|
||||||
public const string ObfuzIgnoreAttributeFullName = "Obfuz.ObfuzIgnoreAttribute";
|
|
||||||
|
|
||||||
public const string ObfuzScopeFullName = "Obfuz.ObfuzScope";
|
|
||||||
|
|
||||||
public const string EncryptFieldAttributeFullName = "Obfuz.EncryptFieldAttribute";
|
|
||||||
public const string GeneratedEncryptionVirtualMachineFullName = "Obfuz.EncryptionVM.GeneratedEncryptionVirtualMachine";
|
|
||||||
|
|
||||||
public const string EmbeddedAttributeFullName = "Microsoft.CodeAnalysis.EmbeddedAttribute";
|
|
||||||
|
|
||||||
public const string MonoPInvokeCallbackAttributeName = "MonoPInvokeCallbackAttribute";
|
|
||||||
|
|
||||||
public const string ZluaLuaInvokeAttributeFullName = "Zlua.LuaInvokeAttribute";
|
|
||||||
public const string ZluaLuaCallbackAttributeFullName = "Zlua.LuaCallbackAttribute";
|
|
||||||
public const string ZluaLuaMarshalAsAttributeFullName = "Zlua.LuaMarshalAsAttribute";
|
|
||||||
|
|
||||||
public const string BurstCompileFullName = "Unity.Burst.BurstCompileAttribute";
|
|
||||||
public const string DOTSCompilerGeneratedAttributeFullName = "Unity.Jobs.DOTSCompilerGeneratedAttribute";
|
|
||||||
|
|
||||||
public const string RuntimeInitializedOnLoadMethodAttributeFullName = "UnityEngine.RuntimeInitializeOnLoadMethodAttribute";
|
|
||||||
public const string BlackboardEnumAttributeFullName = "Unity.Behavior.BlackboardEnumAttribute";
|
|
||||||
|
|
||||||
public const string CompilerGeneratedAttributeFullName = "System.Runtime.CompilerServices.CompilerGeneratedAttribute";
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: aee7817ed523a5e4ea42104013e8a775
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,8 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 3319ebe75a42f3d4d996846ca09ed099
|
|
||||||
folderAsset: yes
|
|
||||||
DefaultImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,23 +1,3 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
using dnlib.DotNet;
|
||||||
using dnlib.DotNet.Emit;
|
using dnlib.DotNet.Emit;
|
||||||
using Obfuz.Editor;
|
using Obfuz.Editor;
|
||||||
|
|
@ -26,12 +6,22 @@ using Obfuz.Utils;
|
||||||
using System;
|
using System;
|
||||||
using System.Collections;
|
using System.Collections;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Net.NetworkInformation;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
|
using UnityEngine;
|
||||||
using UnityEngine.Assertions;
|
using UnityEngine.Assertions;
|
||||||
|
|
||||||
namespace Obfuz.Data
|
namespace Obfuz.Data
|
||||||
{
|
{
|
||||||
public class ConstFieldAllocator : GroupByModuleEntityBase
|
public class ModuleConstFieldAllocator : IGroupByModuleEntity
|
||||||
{
|
{
|
||||||
|
private ModuleDef _module;
|
||||||
|
private readonly EncryptionScopeProvider _encryptionScopeProvider;
|
||||||
|
private readonly RvaDataAllocator _rvaDataAllocator;
|
||||||
|
private readonly GroupByModuleEntityManager _moduleEntityManager;
|
||||||
|
private EncryptionScopeInfo _encryptionScope;
|
||||||
private RandomCreator _randomCreator;
|
private RandomCreator _randomCreator;
|
||||||
private IEncryptor _encryptor;
|
private IEncryptor _encryptor;
|
||||||
|
|
||||||
|
|
@ -72,14 +62,19 @@ namespace Obfuz.Data
|
||||||
private bool _done;
|
private bool _done;
|
||||||
|
|
||||||
|
|
||||||
public ConstFieldAllocator()
|
public ModuleConstFieldAllocator(EncryptionScopeProvider encryptionScopeProvider, RvaDataAllocator rvaDataAllocator, GroupByModuleEntityManager moduleEntityManager)
|
||||||
{
|
{
|
||||||
|
_encryptionScopeProvider = encryptionScopeProvider;
|
||||||
|
_rvaDataAllocator = rvaDataAllocator;
|
||||||
|
_moduleEntityManager = moduleEntityManager;
|
||||||
}
|
}
|
||||||
|
|
||||||
public override void Init()
|
public void Init(ModuleDef mod)
|
||||||
{
|
{
|
||||||
_randomCreator = EncryptionScope.localRandomCreator;
|
_module = mod;
|
||||||
_encryptor = EncryptionScope.encryptor;
|
_encryptionScope = _encryptionScopeProvider.GetScope(mod);
|
||||||
|
_randomCreator = _encryptionScope.localRandomCreator;
|
||||||
|
_encryptor = _encryptionScope.encryptor;
|
||||||
}
|
}
|
||||||
|
|
||||||
const int maxFieldCount = 1000;
|
const int maxFieldCount = 1000;
|
||||||
|
|
@ -87,37 +82,34 @@ namespace Obfuz.Data
|
||||||
|
|
||||||
private TypeSig GetTypeSigOfValue(object value)
|
private TypeSig GetTypeSigOfValue(object value)
|
||||||
{
|
{
|
||||||
ModuleDef mod = Module;
|
|
||||||
if (value is int)
|
if (value is int)
|
||||||
return mod.CorLibTypes.Int32;
|
return _module.CorLibTypes.Int32;
|
||||||
if (value is long)
|
if (value is long)
|
||||||
return mod.CorLibTypes.Int64;
|
return _module.CorLibTypes.Int64;
|
||||||
if (value is float)
|
if (value is float)
|
||||||
return mod.CorLibTypes.Single;
|
return _module.CorLibTypes.Single;
|
||||||
if (value is double)
|
if (value is double)
|
||||||
return mod.CorLibTypes.Double;
|
return _module.CorLibTypes.Double;
|
||||||
if (value is string)
|
if (value is string)
|
||||||
return mod.CorLibTypes.String;
|
return _module.CorLibTypes.String;
|
||||||
if (value is byte[])
|
if (value is byte[])
|
||||||
return new SZArraySig(mod.CorLibTypes.Byte);
|
return new SZArraySig(_module.CorLibTypes.Byte);
|
||||||
throw new NotSupportedException($"Unsupported type: {value.GetType()}");
|
throw new NotSupportedException($"Unsupported type: {value.GetType()}");
|
||||||
}
|
}
|
||||||
|
|
||||||
private ConstFieldInfo CreateConstFieldInfo(object value)
|
private ConstFieldInfo CreateConstFieldInfo(object value)
|
||||||
{
|
{
|
||||||
ModuleDef mod = Module;
|
|
||||||
if (_holderTypeDef == null || _holderTypeDef.Fields.Count >= maxFieldCount)
|
if (_holderTypeDef == null || _holderTypeDef.Fields.Count >= maxFieldCount)
|
||||||
{
|
{
|
||||||
using (var scope = new DisableTypeDefFindCacheScope(mod))
|
_module.EnableTypeDefFindCache = false;
|
||||||
{
|
ITypeDefOrRef objectTypeRef = _module.Import(typeof(object));
|
||||||
ITypeDefOrRef objectTypeRef = mod.Import(typeof(object));
|
_holderTypeDef = new TypeDefUser($"{ConstValues.ObfuzInternalSymbolNamePrefix}ConstFieldHolder${_holderTypeDefs.Count}", objectTypeRef);
|
||||||
_holderTypeDef = new TypeDefUser($"{ConstValues.ObfuzInternalSymbolNamePrefix}ConstFieldHolder${_holderTypeDefs.Count}", objectTypeRef);
|
_module.Types.Add(_holderTypeDef);
|
||||||
mod.Types.Add(_holderTypeDef);
|
_holderTypeDefs.Add(_holderTypeDef);
|
||||||
_holderTypeDefs.Add(_holderTypeDef);
|
_module.EnableTypeDefFindCache = true;
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
|
||||||
var field = new FieldDefUser($"{ConstValues.ObfuzInternalSymbolNamePrefix}RVA_Value{_holderTypeDef.Fields.Count}", new FieldSig(GetTypeSigOfValue(value)), FieldAttributes.Static | FieldAttributes.Public);
|
var field = new FieldDefUser($"{ConstValues.ObfuzInternalSymbolNamePrefix}RVA_Value{_holderTypeDef.Fields.Count}", new FieldSig(GetTypeSigOfValue(value)), FieldAttributes.Static | FieldAttributes.Private | FieldAttributes.InitOnly);
|
||||||
field.DeclaringType = _holderTypeDef;
|
field.DeclaringType = _holderTypeDef;
|
||||||
return new ConstFieldInfo
|
return new ConstFieldInfo
|
||||||
{
|
{
|
||||||
|
|
@ -171,35 +163,41 @@ namespace Obfuz.Data
|
||||||
return AllocateAny(value);
|
return AllocateAny(value);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
private DefaultMetadataImporter GetModuleMetadataImporter()
|
||||||
|
{
|
||||||
|
return _moduleEntityManager.GetDefaultModuleMetadataImporter(_module, _encryptionScopeProvider);
|
||||||
|
}
|
||||||
|
|
||||||
private void CreateCCtorOfRvaTypeDef(TypeDef type)
|
private void CreateCCtorOfRvaTypeDef(TypeDef type)
|
||||||
{
|
{
|
||||||
ModuleDef mod = Module;
|
|
||||||
var cctor = new MethodDefUser(".cctor",
|
var cctor = new MethodDefUser(".cctor",
|
||||||
MethodSig.CreateStatic(mod.CorLibTypes.Void),
|
MethodSig.CreateStatic(_module.CorLibTypes.Void),
|
||||||
MethodImplAttributes.IL | MethodImplAttributes.Managed,
|
MethodImplAttributes.IL | MethodImplAttributes.Managed,
|
||||||
MethodAttributes.Static | MethodAttributes.HideBySig | MethodAttributes.SpecialName | MethodAttributes.RTSpecialName | MethodAttributes.Private);
|
MethodAttributes.Static | MethodAttributes.HideBySig | MethodAttributes.SpecialName | MethodAttributes.RTSpecialName | MethodAttributes.Private);
|
||||||
cctor.DeclaringType = type;
|
cctor.DeclaringType = type;
|
||||||
|
//_rvaTypeDef.Methods.Add(cctor);
|
||||||
var body = new CilBody();
|
var body = new CilBody();
|
||||||
cctor.Body = body;
|
cctor.Body = body;
|
||||||
var ins = body.Instructions;
|
var ins = body.Instructions;
|
||||||
|
|
||||||
|
//IMethod method = _module.Import(typeof(System.Runtime.CompilerServices.RuntimeHelpers).GetMethod("InitializeArray", new[] { typeof(Array), typeof(RuntimeFieldHandle) }));
|
||||||
|
//Assert.IsNotNull(method);
|
||||||
|
|
||||||
DefaultMetadataImporter importer = this.GetDefaultModuleMetadataImporter();
|
|
||||||
RvaDataAllocator rvaDataAllocator = GetEntity<RvaDataAllocator>();
|
DefaultMetadataImporter importer = GetModuleMetadataImporter();
|
||||||
// TODO. obfuscate init codes
|
// TODO. obfuscate init codes
|
||||||
foreach (var field in type.Fields)
|
foreach (var field in type.Fields)
|
||||||
{
|
{
|
||||||
ConstFieldInfo constInfo = _field2Fields[field];
|
ConstFieldInfo constInfo = _field2Fields[field];
|
||||||
IRandom localRandom = _randomCreator(HashUtil.ComputePrimitiveOrStringOrBytesHashCode(constInfo.value));
|
IRandom localRandom = _randomCreator(HashUtil.ComputePrimitiveOrStringOrBytesHashCode(constInfo.value));
|
||||||
int ops = EncryptionUtil.GenerateEncryptionOpCodes(localRandom, _encryptor, EncryptionScopeInfo.MaxEncryptionLevel, false);
|
int ops = EncryptionUtil.GenerateEncryptionOpCodes(localRandom, _encryptor, 4);
|
||||||
int salt = localRandom.NextInt();
|
int salt = localRandom.NextInt();
|
||||||
switch (constInfo.value)
|
switch (constInfo.value)
|
||||||
{
|
{
|
||||||
case int i:
|
case int i:
|
||||||
{
|
{
|
||||||
int encryptedValue = _encryptor.Encrypt(i, ops, salt);
|
int encryptedValue = _encryptor.Encrypt(i, ops, salt);
|
||||||
RvaData rvaData = rvaDataAllocator.Allocate(encryptedValue);
|
RvaData rvaData = _rvaDataAllocator.Allocate(_module, encryptedValue);
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldsfld, rvaData.field));
|
ins.Add(Instruction.Create(OpCodes.Ldsfld, rvaData.field));
|
||||||
ins.Add(Instruction.CreateLdcI4(rvaData.offset));
|
ins.Add(Instruction.CreateLdcI4(rvaData.offset));
|
||||||
ins.Add(Instruction.CreateLdcI4(ops));
|
ins.Add(Instruction.CreateLdcI4(ops));
|
||||||
|
|
@ -210,7 +208,7 @@ namespace Obfuz.Data
|
||||||
case long l:
|
case long l:
|
||||||
{
|
{
|
||||||
long encryptedValue = _encryptor.Encrypt(l, ops, salt);
|
long encryptedValue = _encryptor.Encrypt(l, ops, salt);
|
||||||
RvaData rvaData = rvaDataAllocator.Allocate(encryptedValue);
|
RvaData rvaData = _rvaDataAllocator.Allocate(_module, encryptedValue);
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldsfld, rvaData.field));
|
ins.Add(Instruction.Create(OpCodes.Ldsfld, rvaData.field));
|
||||||
ins.Add(Instruction.CreateLdcI4(rvaData.offset));
|
ins.Add(Instruction.CreateLdcI4(rvaData.offset));
|
||||||
ins.Add(Instruction.CreateLdcI4(ops));
|
ins.Add(Instruction.CreateLdcI4(ops));
|
||||||
|
|
@ -221,7 +219,7 @@ namespace Obfuz.Data
|
||||||
case float f:
|
case float f:
|
||||||
{
|
{
|
||||||
float encryptedValue = _encryptor.Encrypt(f, ops, salt);
|
float encryptedValue = _encryptor.Encrypt(f, ops, salt);
|
||||||
RvaData rvaData = rvaDataAllocator.Allocate(encryptedValue);
|
RvaData rvaData = _rvaDataAllocator.Allocate(_module, encryptedValue);
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldsfld, rvaData.field));
|
ins.Add(Instruction.Create(OpCodes.Ldsfld, rvaData.field));
|
||||||
ins.Add(Instruction.CreateLdcI4(rvaData.offset));
|
ins.Add(Instruction.CreateLdcI4(rvaData.offset));
|
||||||
ins.Add(Instruction.CreateLdcI4(ops));
|
ins.Add(Instruction.CreateLdcI4(ops));
|
||||||
|
|
@ -232,7 +230,7 @@ namespace Obfuz.Data
|
||||||
case double d:
|
case double d:
|
||||||
{
|
{
|
||||||
double encryptedValue = _encryptor.Encrypt(d, ops, salt);
|
double encryptedValue = _encryptor.Encrypt(d, ops, salt);
|
||||||
RvaData rvaData = rvaDataAllocator.Allocate(encryptedValue);
|
RvaData rvaData = _rvaDataAllocator.Allocate(_module, encryptedValue);
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldsfld, rvaData.field));
|
ins.Add(Instruction.Create(OpCodes.Ldsfld, rvaData.field));
|
||||||
ins.Add(Instruction.CreateLdcI4(rvaData.offset));
|
ins.Add(Instruction.CreateLdcI4(rvaData.offset));
|
||||||
ins.Add(Instruction.CreateLdcI4(ops));
|
ins.Add(Instruction.CreateLdcI4(ops));
|
||||||
|
|
@ -243,7 +241,7 @@ namespace Obfuz.Data
|
||||||
case string s:
|
case string s:
|
||||||
{
|
{
|
||||||
byte[] encryptedValue = _encryptor.Encrypt(s, ops, salt);
|
byte[] encryptedValue = _encryptor.Encrypt(s, ops, salt);
|
||||||
RvaData rvaData = rvaDataAllocator.Allocate(encryptedValue);
|
RvaData rvaData = _rvaDataAllocator.Allocate(_module, encryptedValue);
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldsfld, rvaData.field));
|
ins.Add(Instruction.Create(OpCodes.Ldsfld, rvaData.field));
|
||||||
ins.Add(Instruction.CreateLdcI4(rvaData.offset));
|
ins.Add(Instruction.CreateLdcI4(rvaData.offset));
|
||||||
Assert.AreEqual(encryptedValue.Length, rvaData.size);
|
Assert.AreEqual(encryptedValue.Length, rvaData.size);
|
||||||
|
|
@ -257,7 +255,7 @@ namespace Obfuz.Data
|
||||||
{
|
{
|
||||||
byte[] encryptedValue = _encryptor.Encrypt(bs, 0, bs.Length, ops, salt);
|
byte[] encryptedValue = _encryptor.Encrypt(bs, 0, bs.Length, ops, salt);
|
||||||
Assert.AreEqual(encryptedValue.Length, bs.Length);
|
Assert.AreEqual(encryptedValue.Length, bs.Length);
|
||||||
RvaData rvaData = rvaDataAllocator.Allocate(encryptedValue);
|
RvaData rvaData = _rvaDataAllocator.Allocate(_module, encryptedValue);
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldsfld, rvaData.field));
|
ins.Add(Instruction.Create(OpCodes.Ldsfld, rvaData.field));
|
||||||
ins.Add(Instruction.CreateLdcI4(rvaData.offset));
|
ins.Add(Instruction.CreateLdcI4(rvaData.offset));
|
||||||
ins.Add(Instruction.CreateLdcI4(bs.Length));
|
ins.Add(Instruction.CreateLdcI4(bs.Length));
|
||||||
|
|
@ -273,7 +271,7 @@ namespace Obfuz.Data
|
||||||
ins.Add(Instruction.Create(OpCodes.Ret));
|
ins.Add(Instruction.Create(OpCodes.Ret));
|
||||||
}
|
}
|
||||||
|
|
||||||
public override void Done()
|
public void Done()
|
||||||
{
|
{
|
||||||
if (_done)
|
if (_done)
|
||||||
{
|
{
|
||||||
|
|
@ -286,4 +284,61 @@ namespace Obfuz.Data
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
public class ConstFieldAllocator
|
||||||
|
{
|
||||||
|
private readonly EncryptionScopeProvider _encryptionScopeProvider;
|
||||||
|
private readonly RvaDataAllocator _rvaDataAllocator;
|
||||||
|
private readonly GroupByModuleEntityManager _moduleEntityManager;
|
||||||
|
|
||||||
|
public ConstFieldAllocator(EncryptionScopeProvider encryptionScopeProvider, RvaDataAllocator rvaDataAllocator, GroupByModuleEntityManager moduleEntityManager)
|
||||||
|
{
|
||||||
|
_encryptionScopeProvider = encryptionScopeProvider;
|
||||||
|
_rvaDataAllocator = rvaDataAllocator;
|
||||||
|
_moduleEntityManager = moduleEntityManager;
|
||||||
|
}
|
||||||
|
|
||||||
|
private ModuleConstFieldAllocator GetModuleAllocator(ModuleDef mod)
|
||||||
|
{
|
||||||
|
return _moduleEntityManager.GetEntity<ModuleConstFieldAllocator>(mod, () => new ModuleConstFieldAllocator(_encryptionScopeProvider, _rvaDataAllocator, _moduleEntityManager));
|
||||||
|
}
|
||||||
|
|
||||||
|
public FieldDef Allocate(ModuleDef mod, int value)
|
||||||
|
{
|
||||||
|
return GetModuleAllocator(mod).Allocate(value);
|
||||||
|
}
|
||||||
|
|
||||||
|
public FieldDef Allocate(ModuleDef mod, long value)
|
||||||
|
{
|
||||||
|
return GetModuleAllocator(mod).Allocate(value);
|
||||||
|
}
|
||||||
|
|
||||||
|
public FieldDef Allocate(ModuleDef mod, float value)
|
||||||
|
{
|
||||||
|
return GetModuleAllocator(mod).Allocate(value);
|
||||||
|
}
|
||||||
|
|
||||||
|
public FieldDef Allocate(ModuleDef mod, double value)
|
||||||
|
{
|
||||||
|
return GetModuleAllocator(mod).Allocate(value);
|
||||||
|
}
|
||||||
|
|
||||||
|
public FieldDef Allocate(ModuleDef mod, byte[] value)
|
||||||
|
{
|
||||||
|
return GetModuleAllocator(mod).Allocate(value);
|
||||||
|
}
|
||||||
|
|
||||||
|
public FieldDef Allocate(ModuleDef mod, string value)
|
||||||
|
{
|
||||||
|
return GetModuleAllocator(mod).Allocate(value);
|
||||||
|
}
|
||||||
|
|
||||||
|
public void Done()
|
||||||
|
{
|
||||||
|
foreach (var moduleAllocator in _moduleEntityManager.GetEntities<ModuleConstFieldAllocator>())
|
||||||
|
{
|
||||||
|
moduleAllocator.Done();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: e75f5cdfd47370d4ea6c4dee7e55a881
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,23 +1,3 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
using dnlib.DotNet;
|
||||||
using dnlib.DotNet.Emit;
|
using dnlib.DotNet.Emit;
|
||||||
using Obfuz.Emit;
|
using Obfuz.Emit;
|
||||||
|
|
@ -26,6 +6,7 @@ using System;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
using System.Linq;
|
using System.Linq;
|
||||||
using System.Text;
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
using UnityEngine.Assertions;
|
using UnityEngine.Assertions;
|
||||||
|
|
||||||
namespace Obfuz.Data
|
namespace Obfuz.Data
|
||||||
|
|
@ -44,13 +25,16 @@ namespace Obfuz.Data
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
public class RvaDataAllocator : GroupByModuleEntityBase
|
public class ModuleRvaDataAllocator : GroupByModuleEntityBase
|
||||||
{
|
{
|
||||||
const int maxRvaDataSize = 2 * 1024;
|
// randomized
|
||||||
|
const int maxRvaDataSize = 0x1000;
|
||||||
|
|
||||||
// in HybridCLR version below 8.3.0, the max total static field size of a type is 16KB, so we limit the total size of RVA data to 16KB
|
private ModuleDef _module;
|
||||||
const int maxTotalRvaDataFieldSizeInHybridCLR = 16 * 1024;
|
private readonly EncryptionScopeProvider _encryptionScopeProvider;
|
||||||
|
private readonly GroupByModuleEntityManager _moduleEntityManager;
|
||||||
|
|
||||||
|
private EncryptionScopeInfo _encryptionScope;
|
||||||
private IRandom _random;
|
private IRandom _random;
|
||||||
|
|
||||||
class RvaField
|
class RvaField
|
||||||
|
|
@ -80,74 +64,65 @@ namespace Obfuz.Data
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
private class RvaTypeDefInfo
|
private readonly List<RvaField> _rvaFields = new List<RvaField>();
|
||||||
{
|
|
||||||
public readonly TypeDef typeDef;
|
|
||||||
public readonly int index;
|
|
||||||
public readonly List<RvaField> rvaFields = new List<RvaField>();
|
|
||||||
|
|
||||||
public RvaTypeDefInfo(TypeDef typeDef, int index)
|
|
||||||
{
|
|
||||||
this.typeDef = typeDef;
|
|
||||||
this.index = index;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
private RvaField _currentField;
|
private RvaField _currentField;
|
||||||
|
|
||||||
private RvaTypeDefInfo _currentRvaType;
|
|
||||||
private readonly List<RvaTypeDefInfo> _rvaTypeDefs = new List<RvaTypeDefInfo>();
|
private TypeDef _rvaTypeDef;
|
||||||
|
|
||||||
private readonly Dictionary<int, TypeDef> _dataHolderTypeBySizes = new Dictionary<int, TypeDef>();
|
private readonly Dictionary<int, TypeDef> _dataHolderTypeBySizes = new Dictionary<int, TypeDef>();
|
||||||
private bool _done;
|
private bool _done;
|
||||||
|
|
||||||
public RvaDataAllocator()
|
public ModuleRvaDataAllocator(EncryptionScopeProvider encryptionScopeProvider, GroupByModuleEntityManager moduleEntityManager)
|
||||||
{
|
{
|
||||||
|
_encryptionScopeProvider = encryptionScopeProvider;
|
||||||
|
_moduleEntityManager = moduleEntityManager;
|
||||||
}
|
}
|
||||||
|
|
||||||
public override void Init()
|
public override void Init(ModuleDef mod)
|
||||||
{
|
{
|
||||||
_random = EncryptionScope.localRandomCreator(HashUtil.ComputeHash(Module.Name));
|
_module = mod;
|
||||||
|
_encryptionScope = _encryptionScopeProvider.GetScope(mod);
|
||||||
|
_random = _encryptionScope.localRandomCreator(HashUtil.ComputeHash(mod.Name));
|
||||||
}
|
}
|
||||||
|
|
||||||
private (FieldDef, FieldDef) CreateDataHolderRvaField(TypeDef dataHolderType)
|
private (FieldDef, FieldDef) CreateDataHolderRvaField(TypeDef dataHolderType)
|
||||||
{
|
{
|
||||||
if (_currentRvaType == null || _currentRvaType.rvaFields.Count >= maxTotalRvaDataFieldSizeInHybridCLR / maxRvaDataSize - 1)
|
if (_rvaTypeDef == null)
|
||||||
{
|
{
|
||||||
using (var scope = new DisableTypeDefFindCacheScope(Module))
|
_module.EnableTypeDefFindCache = false;
|
||||||
{
|
//_rvaTypeDef = _module.Find("$ObfuzRVA$", true);
|
||||||
var rvaTypeDef = new TypeDefUser($"$Obfuz$RVA${_rvaTypeDefs.Count}", Module.CorLibTypes.Object.ToTypeDefOrRef());
|
//if (_rvaTypeDef != null)
|
||||||
Module.Types.Add(rvaTypeDef);
|
//{
|
||||||
_currentRvaType = new RvaTypeDefInfo(rvaTypeDef, _rvaTypeDefs.Count);
|
// throw new Exception($"can't obfuscate a obfuscated assembly");
|
||||||
_rvaTypeDefs.Add(_currentRvaType);
|
//}
|
||||||
}
|
ITypeDefOrRef objectTypeRef = _module.Import(typeof(object));
|
||||||
|
_rvaTypeDef = new TypeDefUser("$Obfuz$RVA$", objectTypeRef);
|
||||||
|
_module.Types.Add(_rvaTypeDef);
|
||||||
|
_module.EnableTypeDefFindCache = true;
|
||||||
}
|
}
|
||||||
|
|
||||||
var holderField = new FieldDefUser($"$RVA_Data{_currentRvaType.rvaFields.Count}", new FieldSig(dataHolderType.ToTypeSig()), FieldAttributes.InitOnly | FieldAttributes.Static | FieldAttributes.HasFieldRVA);
|
|
||||||
holderField.DeclaringType = _currentRvaType.typeDef;
|
|
||||||
|
|
||||||
var runtimeValueField = new FieldDefUser($"$RVA_Value{_currentRvaType.rvaFields.Count}", new FieldSig(new SZArraySig(Module.CorLibTypes.Byte)), FieldAttributes.Static | FieldAttributes.Public);
|
var holderField = new FieldDefUser($"$RVA_Data{_rvaFields.Count}", new FieldSig(dataHolderType.ToTypeSig()), FieldAttributes.InitOnly | FieldAttributes.Static | FieldAttributes.HasFieldRVA);
|
||||||
runtimeValueField.DeclaringType = _currentRvaType.typeDef;
|
holderField.DeclaringType = _rvaTypeDef;
|
||||||
|
|
||||||
|
var runtimeValueField = new FieldDefUser($"$RVA_Value{_rvaFields.Count}", new FieldSig(new SZArraySig(_module.CorLibTypes.Byte)), FieldAttributes.Static);
|
||||||
|
runtimeValueField.DeclaringType = _rvaTypeDef;
|
||||||
return (holderField, runtimeValueField);
|
return (holderField, runtimeValueField);
|
||||||
}
|
}
|
||||||
|
|
||||||
private TypeDef GetDataHolderType(int size)
|
private TypeDef GetDataHolderType(int size)
|
||||||
{
|
{
|
||||||
size = (size + 15) & ~15; // align to 16 bytes
|
size = (size + 15) & ~15; // align to 6 bytes
|
||||||
if (_dataHolderTypeBySizes.TryGetValue(size, out var type))
|
if (_dataHolderTypeBySizes.TryGetValue(size, out var type))
|
||||||
return type;
|
return type;
|
||||||
|
var dataHolderType = new TypeDefUser($"$ObfuzRVA$DataHolder{size}", _module.Import(typeof(ValueType)));
|
||||||
using (var scope = new DisableTypeDefFindCacheScope(Module))
|
dataHolderType.Layout = TypeAttributes.ExplicitLayout;
|
||||||
{
|
dataHolderType.PackingSize = 1;
|
||||||
var dataHolderType = new TypeDefUser($"$ObfuzRVA$DataHolder{size}", Module.Import(typeof(ValueType)));
|
dataHolderType.ClassSize = (uint)size;
|
||||||
dataHolderType.Attributes = TypeAttributes.Public | TypeAttributes.Sealed;
|
_dataHolderTypeBySizes.Add(size, dataHolderType);
|
||||||
dataHolderType.Layout = TypeAttributes.ExplicitLayout;
|
_module.Types.Add(dataHolderType);
|
||||||
dataHolderType.PackingSize = 1;
|
return dataHolderType;
|
||||||
dataHolderType.ClassSize = (uint)size;
|
|
||||||
_dataHolderTypeBySizes.Add(size, dataHolderType);
|
|
||||||
Module.Types.Add(dataHolderType);
|
|
||||||
return dataHolderType;
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
|
||||||
private static int AlignTo(int size, int alignment)
|
private static int AlignTo(int size, int alignment)
|
||||||
|
|
@ -168,7 +143,7 @@ namespace Obfuz.Data
|
||||||
encryptionOps = _random.NextInt(),
|
encryptionOps = _random.NextInt(),
|
||||||
salt = _random.NextInt(),
|
salt = _random.NextInt(),
|
||||||
};
|
};
|
||||||
_currentRvaType.rvaFields.Add(newRvaField);
|
_rvaFields.Add(newRvaField);
|
||||||
return newRvaField;
|
return newRvaField;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
@ -252,71 +227,52 @@ namespace Obfuz.Data
|
||||||
return new RvaData(field.runtimeValueField, offset, value.Length);
|
return new RvaData(field.runtimeValueField, offset, value.Length);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
private void AddVerifyCodes(IList<Instruction> insts, DefaultMetadataImporter importer)
|
|
||||||
{
|
|
||||||
int verifyIntValue = 0x12345678;
|
|
||||||
EncryptionScopeInfo encryptionScope = this.EncryptionScope;
|
|
||||||
IRandom verifyRandom = encryptionScope.localRandomCreator(verifyIntValue);
|
|
||||||
int verifyOps = EncryptionUtil.GenerateEncryptionOpCodes(verifyRandom, encryptionScope.encryptor, EncryptionScopeInfo.MaxEncryptionLevel, false);
|
|
||||||
int verifySalt = verifyRandom.NextInt();
|
|
||||||
int encryptedVerifyIntValue = encryptionScope.encryptor.Encrypt(verifyIntValue, verifyOps, verifySalt);
|
|
||||||
|
|
||||||
insts.Add(Instruction.Create(OpCodes.Ldc_I4, verifyIntValue));
|
|
||||||
insts.Add(Instruction.CreateLdcI4(encryptedVerifyIntValue));
|
|
||||||
insts.Add(Instruction.CreateLdcI4(verifyOps));
|
|
||||||
insts.Add(Instruction.CreateLdcI4(verifySalt));
|
|
||||||
insts.Add(Instruction.Create(OpCodes.Call, importer.DecryptInt));
|
|
||||||
insts.Add(Instruction.Create(OpCodes.Call, importer.VerifySecretKey));
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
private void CreateCCtorOfRvaTypeDef()
|
private void CreateCCtorOfRvaTypeDef()
|
||||||
{
|
{
|
||||||
foreach (RvaTypeDefInfo rvaTypeDef in _rvaTypeDefs)
|
if (_rvaTypeDef == null)
|
||||||
{
|
{
|
||||||
ModuleDef mod = rvaTypeDef.typeDef.Module;
|
return;
|
||||||
var cctorMethod = new MethodDefUser(".cctor",
|
|
||||||
MethodSig.CreateStatic(Module.CorLibTypes.Void),
|
|
||||||
MethodImplAttributes.IL | MethodImplAttributes.Managed,
|
|
||||||
MethodAttributes.Static | MethodAttributes.HideBySig | MethodAttributes.SpecialName | MethodAttributes.RTSpecialName | MethodAttributes.Private);
|
|
||||||
cctorMethod.DeclaringType = rvaTypeDef.typeDef;
|
|
||||||
//_rvaTypeDef.Methods.Add(cctor);
|
|
||||||
var body = new CilBody();
|
|
||||||
cctorMethod.Body = body;
|
|
||||||
var ins = body.Instructions;
|
|
||||||
|
|
||||||
DefaultMetadataImporter importer = this.GetDefaultModuleMetadataImporter();
|
|
||||||
AddVerifyCodes(ins, importer);
|
|
||||||
foreach (var field in rvaTypeDef.rvaFields)
|
|
||||||
{
|
|
||||||
// ldc
|
|
||||||
// newarr
|
|
||||||
// dup
|
|
||||||
// stsfld
|
|
||||||
// ldtoken
|
|
||||||
// RuntimeHelpers.InitializeArray(array, fieldHandle);
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldc_I4, (int)field.size));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Newarr, field.runtimeValueField.FieldType.Next.ToTypeDefOrRef()));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Dup));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Dup));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Stsfld, field.runtimeValueField));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldtoken, field.holderDataField));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Call, importer.InitializedArray));
|
|
||||||
|
|
||||||
// EncryptionService.DecryptBlock(array, field.encryptionOps, field.salt);
|
|
||||||
ins.Add(Instruction.CreateLdcI4(field.encryptionOps));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldc_I4, field.salt));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Call, importer.DecryptBlock));
|
|
||||||
|
|
||||||
}
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Ret));
|
|
||||||
}
|
}
|
||||||
|
ModuleDef mod = _rvaTypeDef.Module;
|
||||||
|
var cctorMethod = new MethodDefUser(".cctor",
|
||||||
|
MethodSig.CreateStatic(_module.CorLibTypes.Void),
|
||||||
|
MethodImplAttributes.IL | MethodImplAttributes.Managed,
|
||||||
|
MethodAttributes.Static | MethodAttributes.HideBySig | MethodAttributes.SpecialName | MethodAttributes.RTSpecialName | MethodAttributes.Private);
|
||||||
|
cctorMethod.DeclaringType = _rvaTypeDef;
|
||||||
|
//_rvaTypeDef.Methods.Add(cctor);
|
||||||
|
var body = new CilBody();
|
||||||
|
cctorMethod.Body = body;
|
||||||
|
var ins = body.Instructions;
|
||||||
|
|
||||||
|
DefaultMetadataImporter importer = _moduleEntityManager.GetDefaultModuleMetadataImporter(mod, _encryptionScopeProvider);
|
||||||
|
foreach (var field in _rvaFields)
|
||||||
|
{
|
||||||
|
// ldc
|
||||||
|
// newarr
|
||||||
|
// dup
|
||||||
|
// stsfld
|
||||||
|
// ldtoken
|
||||||
|
// RuntimeHelpers.InitializeArray(array, fieldHandle);
|
||||||
|
ins.Add(Instruction.Create(OpCodes.Ldc_I4, (int)field.size));
|
||||||
|
ins.Add(Instruction.Create(OpCodes.Newarr, field.runtimeValueField.FieldType.Next.ToTypeDefOrRef()));
|
||||||
|
ins.Add(Instruction.Create(OpCodes.Dup));
|
||||||
|
ins.Add(Instruction.Create(OpCodes.Dup));
|
||||||
|
ins.Add(Instruction.Create(OpCodes.Stsfld, field.runtimeValueField));
|
||||||
|
ins.Add(Instruction.Create(OpCodes.Ldtoken, field.holderDataField));
|
||||||
|
ins.Add(Instruction.Create(OpCodes.Call, importer.InitializedArrayMethod));
|
||||||
|
|
||||||
|
// EncryptionService.DecryptBlock(array, field.encryptionOps, field.salt);
|
||||||
|
ins.Add(Instruction.CreateLdcI4(field.encryptionOps));
|
||||||
|
ins.Add(Instruction.Create(OpCodes.Ldc_I4, field.salt));
|
||||||
|
ins.Add(Instruction.Create(OpCodes.Call, importer.DecryptBlock));
|
||||||
|
|
||||||
|
}
|
||||||
|
ins.Add(Instruction.Create(OpCodes.Ret));
|
||||||
}
|
}
|
||||||
|
|
||||||
private void SetFieldsRVA()
|
private void SetFieldsRVA()
|
||||||
{
|
{
|
||||||
foreach (var field in _rvaTypeDefs.SelectMany(t => t.rvaFields))
|
foreach (var field in _rvaFields)
|
||||||
{
|
{
|
||||||
Assert.IsTrue(field.bytes.Count <= field.size);
|
Assert.IsTrue(field.bytes.Count <= field.size);
|
||||||
if (field.bytes.Count < field.size)
|
if (field.bytes.Count < field.size)
|
||||||
|
|
@ -324,12 +280,12 @@ namespace Obfuz.Data
|
||||||
field.FillPaddingToEnd();
|
field.FillPaddingToEnd();
|
||||||
}
|
}
|
||||||
byte[] data = field.bytes.ToArray();
|
byte[] data = field.bytes.ToArray();
|
||||||
EncryptionScope.encryptor.EncryptBlock(data, field.encryptionOps, field.salt);
|
_encryptionScope.encryptor.EncryptBlock(data, field.encryptionOps, field.salt);
|
||||||
field.holderDataField.InitialValue = data;
|
field.holderDataField.InitialValue = data;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
public override void Done()
|
public void Done()
|
||||||
{
|
{
|
||||||
if (_done)
|
if (_done)
|
||||||
{
|
{
|
||||||
|
|
@ -340,4 +296,59 @@ namespace Obfuz.Data
|
||||||
CreateCCtorOfRvaTypeDef();
|
CreateCCtorOfRvaTypeDef();
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
public class RvaDataAllocator
|
||||||
|
{
|
||||||
|
private readonly EncryptionScopeProvider _encryptionScopeProvider;
|
||||||
|
private readonly GroupByModuleEntityManager _moduleEntityManager;
|
||||||
|
|
||||||
|
public RvaDataAllocator(EncryptionScopeProvider encryptionScopeProvider, GroupByModuleEntityManager moduleEntityManager)
|
||||||
|
{
|
||||||
|
_encryptionScopeProvider = encryptionScopeProvider;
|
||||||
|
_moduleEntityManager = moduleEntityManager;
|
||||||
|
}
|
||||||
|
|
||||||
|
private ModuleRvaDataAllocator GetModuleRvaDataAllocator(ModuleDef mod)
|
||||||
|
{
|
||||||
|
return _moduleEntityManager.GetEntity<ModuleRvaDataAllocator>(mod, () => new ModuleRvaDataAllocator(_encryptionScopeProvider, _moduleEntityManager));
|
||||||
|
}
|
||||||
|
|
||||||
|
public RvaData Allocate(ModuleDef mod, int value)
|
||||||
|
{
|
||||||
|
return GetModuleRvaDataAllocator(mod).Allocate(value);
|
||||||
|
}
|
||||||
|
|
||||||
|
public RvaData Allocate(ModuleDef mod, long value)
|
||||||
|
{
|
||||||
|
return GetModuleRvaDataAllocator(mod).Allocate(value);
|
||||||
|
}
|
||||||
|
|
||||||
|
public RvaData Allocate(ModuleDef mod, float value)
|
||||||
|
{
|
||||||
|
return GetModuleRvaDataAllocator(mod).Allocate(value);
|
||||||
|
}
|
||||||
|
|
||||||
|
public RvaData Allocate(ModuleDef mod, double value)
|
||||||
|
{
|
||||||
|
return GetModuleRvaDataAllocator(mod).Allocate(value);
|
||||||
|
}
|
||||||
|
|
||||||
|
public RvaData Allocate(ModuleDef mod, string value)
|
||||||
|
{
|
||||||
|
return GetModuleRvaDataAllocator(mod).Allocate(value);
|
||||||
|
}
|
||||||
|
|
||||||
|
public RvaData Allocate(ModuleDef mod, byte[] value)
|
||||||
|
{
|
||||||
|
return GetModuleRvaDataAllocator(mod).Allocate(value);
|
||||||
|
}
|
||||||
|
|
||||||
|
public void Done()
|
||||||
|
{
|
||||||
|
foreach (var allocator in _moduleEntityManager.GetEntities<ModuleRvaDataAllocator>())
|
||||||
|
{
|
||||||
|
allocator.Done();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: c00ca514f46605645bf40b0135e7e504
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,8 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: a513a192808ba5f47b1ef8a3ecf02533
|
|
||||||
folderAsset: yes
|
|
||||||
DefaultImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,28 +1,11 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
using dnlib.DotNet;
|
||||||
using dnlib.DotNet.Emit;
|
using dnlib.DotNet.Emit;
|
||||||
using System;
|
using System;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
using System.Linq;
|
using System.Linq;
|
||||||
|
using System.Runtime.Remoting.Messaging;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
|
|
||||||
namespace Obfuz.Emit
|
namespace Obfuz.Emit
|
||||||
{
|
{
|
||||||
|
|
@ -58,20 +41,13 @@ namespace Obfuz.Emit
|
||||||
|
|
||||||
public IList<BasicBlock> Blocks => _blocks;
|
public IList<BasicBlock> Blocks => _blocks;
|
||||||
|
|
||||||
public BasicBlockCollection(MethodDef method, bool computeInLoop)
|
public BasicBlockCollection(MethodDef method)
|
||||||
{
|
{
|
||||||
_method = method;
|
_method = method;
|
||||||
HashSet<Instruction> splitPoints = BuildSplitPoint(method);
|
HashSet<Instruction> splitPoints = BuildSplitPoint(method);
|
||||||
BuildBasicBlocks(method, splitPoints);
|
BuildBasicBlocks(method, splitPoints);
|
||||||
BuildInOutGraph(method);
|
BuildInOutGraph(method);
|
||||||
if (computeInLoop)
|
|
||||||
{
|
|
||||||
ComputeBlocksInLoop();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
public void ComputeBlocksInLoop()
|
|
||||||
{
|
|
||||||
var loopBlocks = FindLoopBlocks(_blocks);
|
var loopBlocks = FindLoopBlocks(_blocks);
|
||||||
foreach (var block in loopBlocks)
|
foreach (var block in loopBlocks)
|
||||||
{
|
{
|
||||||
|
|
@ -124,7 +100,6 @@ namespace Obfuz.Emit
|
||||||
{
|
{
|
||||||
splitPoints.Add(nextInst);
|
splitPoints.Add(nextInst);
|
||||||
}
|
}
|
||||||
splitPoints.Add((Instruction)curInst.Operand);
|
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
case FlowControl.Cond_Branch:
|
case FlowControl.Cond_Branch:
|
||||||
|
|
@ -166,7 +141,7 @@ namespace Obfuz.Emit
|
||||||
}
|
}
|
||||||
return splitPoints;
|
return splitPoints;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
private void BuildBasicBlocks(MethodDef method, HashSet<Instruction> splitPoints)
|
private void BuildBasicBlocks(MethodDef method, HashSet<Instruction> splitPoints)
|
||||||
{
|
{
|
||||||
|
|
@ -232,21 +207,11 @@ namespace Obfuz.Emit
|
||||||
}
|
}
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
case FlowControl.Call:
|
|
||||||
case FlowControl.Next:
|
|
||||||
{
|
|
||||||
if (nextBlock != null)
|
|
||||||
{
|
|
||||||
curBlock.AddTargetBasicBlock(nextBlock);
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
case FlowControl.Return:
|
case FlowControl.Return:
|
||||||
case FlowControl.Throw:
|
case FlowControl.Throw:
|
||||||
{
|
{
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
default: throw new NotSupportedException($"Unsupported flow control: {lastInst.OpCode.FlowControl} in method {method.FullName}");
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 77c19c023bb7f77489998d994a3be1bd
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,26 +1,5 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
using dnlib.DotNet;
|
||||||
using System;
|
using System;
|
||||||
using System.Reflection;
|
|
||||||
using UnityEngine.Assertions;
|
using UnityEngine.Assertions;
|
||||||
|
|
||||||
namespace Obfuz.Emit
|
namespace Obfuz.Emit
|
||||||
|
|
@ -52,8 +31,6 @@ namespace Obfuz.Emit
|
||||||
private IMethod _decryptFromRvaString;
|
private IMethod _decryptFromRvaString;
|
||||||
private IMethod _decryptFromRvaBytes;
|
private IMethod _decryptFromRvaBytes;
|
||||||
|
|
||||||
private IMethod _decryptInitializeArray;
|
|
||||||
|
|
||||||
public IMethod EncryptBlock => _encryptBlock;
|
public IMethod EncryptBlock => _encryptBlock;
|
||||||
public IMethod DecryptBlock => _decryptBlock;
|
public IMethod DecryptBlock => _decryptBlock;
|
||||||
|
|
||||||
|
|
@ -77,8 +54,6 @@ namespace Obfuz.Emit
|
||||||
public IMethod DecryptFromRvaBytes => _decryptFromRvaBytes;
|
public IMethod DecryptFromRvaBytes => _decryptFromRvaBytes;
|
||||||
public IMethod DecryptFromRvaString => _decryptFromRvaString;
|
public IMethod DecryptFromRvaString => _decryptFromRvaString;
|
||||||
|
|
||||||
public IMethod DecryptInitializeArray => _decryptInitializeArray;
|
|
||||||
|
|
||||||
public EncryptionServiceMetadataImporter(ModuleDef mod, Type encryptionServiceType)
|
public EncryptionServiceMetadataImporter(ModuleDef mod, Type encryptionServiceType)
|
||||||
{
|
{
|
||||||
_module = mod;
|
_module = mod;
|
||||||
|
|
@ -124,27 +99,28 @@ namespace Obfuz.Emit
|
||||||
Assert.IsNotNull(_decryptFromRvaBytes);
|
Assert.IsNotNull(_decryptFromRvaBytes);
|
||||||
_decryptFromRvaString = mod.Import(encryptionServiceType.GetMethod("DecryptFromRvaString", new[] { typeof(byte[]), typeof(int), typeof(int), typeof(int), typeof(int) }));
|
_decryptFromRvaString = mod.Import(encryptionServiceType.GetMethod("DecryptFromRvaString", new[] { typeof(byte[]), typeof(int), typeof(int), typeof(int), typeof(int) }));
|
||||||
Assert.IsNotNull(_decryptFromRvaString);
|
Assert.IsNotNull(_decryptFromRvaString);
|
||||||
_decryptInitializeArray = mod.Import(encryptionServiceType.GetMethod("DecryptInitializeArray", new[] { typeof(System.Array), typeof(byte[]), typeof(int), typeof(int), typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_decryptInitializeArray);
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
public class DefaultMetadataImporter : GroupByModuleEntityBase
|
public class DefaultMetadataImporter : GroupByModuleEntityBase
|
||||||
{
|
{
|
||||||
|
private readonly EncryptionScopeProvider _encryptionScopeProvider;
|
||||||
|
private EncryptionScopeInfo _encryptionScope;
|
||||||
private EncryptionServiceMetadataImporter _defaultEncryptionServiceMetadataImporter;
|
private EncryptionServiceMetadataImporter _defaultEncryptionServiceMetadataImporter;
|
||||||
|
|
||||||
|
|
||||||
private EncryptionServiceMetadataImporter _staticDefaultEncryptionServiceMetadataImporter;
|
private EncryptionServiceMetadataImporter _staticDefaultEncryptionServiceMetadataImporter;
|
||||||
private EncryptionServiceMetadataImporter _dynamicDefaultEncryptionServiceMetadataImporter;
|
private EncryptionServiceMetadataImporter _dynamicDefaultEncryptionServiceMetadataImporter;
|
||||||
|
|
||||||
public DefaultMetadataImporter()
|
public DefaultMetadataImporter(EncryptionScopeProvider encryptionScopeProvider)
|
||||||
{
|
{
|
||||||
|
_encryptionScopeProvider = encryptionScopeProvider;
|
||||||
}
|
}
|
||||||
|
|
||||||
public override void Init()
|
public override void Init(ModuleDef mod)
|
||||||
{
|
{
|
||||||
ModuleDef mod = Module;
|
_module = mod;
|
||||||
|
_encryptionScope = _encryptionScopeProvider.GetScope(mod);
|
||||||
var constUtilityType = typeof(ConstUtility);
|
var constUtilityType = typeof(ConstUtility);
|
||||||
|
|
||||||
_castIntAsFloat = mod.Import(constUtilityType.GetMethod("CastIntAsFloat"));
|
_castIntAsFloat = mod.Import(constUtilityType.GetMethod("CastIntAsFloat"));
|
||||||
|
|
@ -158,119 +134,10 @@ namespace Obfuz.Emit
|
||||||
|
|
||||||
_initializeArray = mod.Import(typeof(System.Runtime.CompilerServices.RuntimeHelpers).GetMethod("InitializeArray", new[] { typeof(Array), typeof(RuntimeFieldHandle) }));
|
_initializeArray = mod.Import(typeof(System.Runtime.CompilerServices.RuntimeHelpers).GetMethod("InitializeArray", new[] { typeof(Array), typeof(RuntimeFieldHandle) }));
|
||||||
Assert.IsNotNull(_initializeArray);
|
Assert.IsNotNull(_initializeArray);
|
||||||
_verifySecretKey = mod.Import(typeof(AssertUtility).GetMethod("VerifySecretKey", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_verifySecretKey, "VerifySecretKey not found");
|
|
||||||
|
|
||||||
_obfuscationTypeMapperRegisterType = mod.Import(typeof(ObfuscationTypeMapper).GetMethod("RegisterType", BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static, null, new[] { typeof(string) }, null));
|
|
||||||
Assert.IsNotNull(_obfuscationTypeMapperRegisterType, "ObfuscationTypeMapper.RegisterType not found");
|
|
||||||
|
|
||||||
var exprUtilityType = typeof(ExprUtility);
|
|
||||||
_addInt = mod.Import(exprUtilityType.GetMethod("Add", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_addInt, "ExprUtility.Add(int, int) not found");
|
|
||||||
_addLong = mod.Import(exprUtilityType.GetMethod("Add", new[] { typeof(long), typeof(long) }));
|
|
||||||
Assert.IsNotNull(_addLong, "ExprUtility.Add(long, long) not found");
|
|
||||||
_addFloat = mod.Import(exprUtilityType.GetMethod("Add", new[] { typeof(float), typeof(float) }));
|
|
||||||
Assert.IsNotNull(_addFloat, "ExprUtility.Add(float, float) not found");
|
|
||||||
_addDouble = mod.Import(exprUtilityType.GetMethod("Add", new[] { typeof(double), typeof(double) }));
|
|
||||||
Assert.IsNotNull(_addDouble, "ExprUtility.Add(double, double) not found");
|
|
||||||
_addIntPtr = mod.Import(exprUtilityType.GetMethod("Add", new[] { typeof(IntPtr), typeof(IntPtr) }));
|
|
||||||
Assert.IsNotNull(_addIntPtr, "ExprUtility.Add(IntPtr, IntPtr) not found");
|
|
||||||
_addIntPtrInt = mod.Import(exprUtilityType.GetMethod("Add", new[] { typeof(IntPtr), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_addIntPtrInt, "ExprUtility.Add(IntPtr, int) not found");
|
|
||||||
|
|
||||||
_subtractInt = mod.Import(exprUtilityType.GetMethod("Subtract", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_subtractInt, "ExprUtility.Subtract(int, int) not found");
|
|
||||||
_subtractLong = mod.Import(exprUtilityType.GetMethod("Subtract", new[] { typeof(long), typeof(long) }));
|
|
||||||
Assert.IsNotNull(_subtractLong, "ExprUtility.Subtract(long, long) not found");
|
|
||||||
_subtractFloat = mod.Import(exprUtilityType.GetMethod("Subtract", new[] { typeof(float), typeof(float) }));
|
|
||||||
Assert.IsNotNull(_subtractFloat, "ExprUtility.Subtract(float, float) not found");
|
|
||||||
_subtractDouble = mod.Import(exprUtilityType.GetMethod("Subtract", new[] { typeof(double), typeof(double) }));
|
|
||||||
Assert.IsNotNull(_subtractDouble, "ExprUtility.Subtract(double, double) not found");
|
|
||||||
_subtractIntPtr = mod.Import(exprUtilityType.GetMethod("Subtract", new[] { typeof(IntPtr), typeof(IntPtr) }));
|
|
||||||
Assert.IsNotNull(_subtractIntPtr, "ExprUtility.Subtract(IntPtr, IntPtr) not found");
|
|
||||||
_subtractIntPtrInt = mod.Import(exprUtilityType.GetMethod("Subtract", new[] { typeof(IntPtr), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_subtractIntPtrInt, "ExprUtility.Subtract(IntPtr, int) not found");
|
|
||||||
|
|
||||||
_multiplyInt = mod.Import(exprUtilityType.GetMethod("Multiply", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_multiplyInt, "ExprUtility.Multiply(int, int) not found");
|
|
||||||
_multiplyLong = mod.Import(exprUtilityType.GetMethod("Multiply", new[] { typeof(long), typeof(long) }));
|
|
||||||
Assert.IsNotNull(_multiplyLong, "ExprUtility.Multiply(long, long) not found");
|
|
||||||
_multiplyFloat = mod.Import(exprUtilityType.GetMethod("Multiply", new[] { typeof(float), typeof(float) }));
|
|
||||||
Assert.IsNotNull(_multiplyFloat, "ExprUtility.Multiply(float, float) not found");
|
|
||||||
_multiplyDouble = mod.Import(exprUtilityType.GetMethod("Multiply", new[] { typeof(double), typeof(double) }));
|
|
||||||
Assert.IsNotNull(_multiplyDouble, "ExprUtility.Multiply(double, double) not found");
|
|
||||||
_multiplyIntPtr = mod.Import(exprUtilityType.GetMethod("Multiply", new[] { typeof(IntPtr), typeof(IntPtr) }));
|
|
||||||
Assert.IsNotNull(_multiplyIntPtr, "ExprUtility.Multiply(IntPtr, IntPtr) not found");
|
|
||||||
_multiplyIntPtrInt = mod.Import(exprUtilityType.GetMethod("Multiply", new[] { typeof(IntPtr), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_multiplyIntPtrInt, "ExprUtility.Multiply(IntPtr, int) not found");
|
|
||||||
|
|
||||||
_divideInt = mod.Import(exprUtilityType.GetMethod("Divide", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_divideInt, "ExprUtility.Divide(int, int) not found");
|
|
||||||
_divideLong = mod.Import(exprUtilityType.GetMethod("Divide", new[] { typeof(long), typeof(long) }));
|
|
||||||
Assert.IsNotNull(_divideLong);
|
|
||||||
_divideFloat = mod.Import(exprUtilityType.GetMethod("Divide", new[] { typeof(float), typeof(float) }));
|
|
||||||
Assert.IsNotNull(_divideFloat, "ExprUtility.Divide(float, float) not found");
|
|
||||||
_divideDouble = mod.Import(exprUtilityType.GetMethod("Divide", new[] { typeof(double), typeof(double) }));
|
|
||||||
Assert.IsNotNull(_divideDouble, "ExprUtility.Divide(double, double) not found");
|
|
||||||
_divideUnInt = mod.Import(exprUtilityType.GetMethod("DivideUn", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_divideUnInt, "ExprUtility.DivideUn(int, int) not found");
|
|
||||||
_divideUnLong = mod.Import(exprUtilityType.GetMethod("DivideUn", new[] { typeof(long), typeof(long) }));
|
|
||||||
Assert.IsNotNull(_divideUnLong, "ExprUtility.DivideUn(long, long) not found");
|
|
||||||
_remInt = mod.Import(exprUtilityType.GetMethod("Rem", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_remInt, "ExprUtility.Rem(int, int) not found");
|
|
||||||
_remLong = mod.Import(exprUtilityType.GetMethod("Rem", new[] { typeof(long), typeof(long) }));
|
|
||||||
Assert.IsNotNull(_remLong, "ExprUtility.Rem(long, long) not found");
|
|
||||||
_remFloat = mod.Import(exprUtilityType.GetMethod("Rem", new[] { typeof(float), typeof(float) }));
|
|
||||||
Assert.IsNotNull(_remFloat, "ExprUtility.Rem(float, float) not found");
|
|
||||||
_remDouble = mod.Import(exprUtilityType.GetMethod("Rem", new[] { typeof(double), typeof(double) }));
|
|
||||||
Assert.IsNotNull(_remDouble, "ExprUtility.Rem(double, double) not found");
|
|
||||||
_remUnInt = mod.Import(exprUtilityType.GetMethod("RemUn", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_remUnInt, "ExprUtility.RemUn(int, int) not found");
|
|
||||||
_remUnLong = mod.Import(exprUtilityType.GetMethod("RemUn", new[] { typeof(long), typeof(long) }));
|
|
||||||
Assert.IsNotNull(_remUnLong, "ExprUtility.RemUn(long, long) not found");
|
|
||||||
_negInt = mod.Import(exprUtilityType.GetMethod("Negate", new[] { typeof(int) }));
|
|
||||||
Assert.IsNotNull(_negInt, "ExprUtility.Negate(int) not found");
|
|
||||||
_negLong = mod.Import(exprUtilityType.GetMethod("Negate", new[] { typeof(long) }));
|
|
||||||
Assert.IsNotNull(_negLong, "ExprUtility.Negate(long) not found");
|
|
||||||
_negFloat = mod.Import(exprUtilityType.GetMethod("Negate", new[] { typeof(float) }));
|
|
||||||
Assert.IsNotNull(_negFloat, "ExprUtility.Negate(float) not found");
|
|
||||||
_negDouble = mod.Import(exprUtilityType.GetMethod("Negate", new[] { typeof(double) }));
|
|
||||||
Assert.IsNotNull(_negDouble, "ExprUtility.Negate(double) not found");
|
|
||||||
|
|
||||||
_andInt = mod.Import(exprUtilityType.GetMethod("And", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_andInt, "ExprUtility.And(int, int) not found");
|
|
||||||
_andLong = mod.Import(exprUtilityType.GetMethod("And", new[] { typeof(long), typeof(long) }));
|
|
||||||
Assert.IsNotNull(_andLong, "ExprUtility.And(long, long) not found");
|
|
||||||
_orInt = mod.Import(exprUtilityType.GetMethod("Or", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_orInt, "ExprUtility.Or(int, int) not found");
|
|
||||||
_orLong = mod.Import(exprUtilityType.GetMethod("Or", new[] { typeof(long), typeof(long) }));
|
|
||||||
Assert.IsNotNull(_orLong, "ExprUtility.Or(long, long) not found");
|
|
||||||
_xorInt = mod.Import(exprUtilityType.GetMethod("Xor", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_xorInt, "ExprUtility.Xor(int, int) not found");
|
|
||||||
_xorLong = mod.Import(exprUtilityType.GetMethod("Xor", new[] { typeof(long), typeof(long) }));
|
|
||||||
Assert.IsNotNull(_xorLong, "ExprUtility.Xor(long, long) not found");
|
|
||||||
_notInt = mod.Import(exprUtilityType.GetMethod("Not", new[] { typeof(int) }));
|
|
||||||
Assert.IsNotNull(_notInt, "ExprUtility.Not(int) not found");
|
|
||||||
_notLong = mod.Import(exprUtilityType.GetMethod("Not", new[] { typeof(long) }));
|
|
||||||
Assert.IsNotNull(_notLong, "ExprUtility.Not(long) not found");
|
|
||||||
|
|
||||||
_shlInt = mod.Import(exprUtilityType.GetMethod("ShiftLeft", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_shlInt, "ExprUtility.ShiftLeft(int, int) not found");
|
|
||||||
_shlLong = mod.Import(exprUtilityType.GetMethod("ShiftLeft", new[] { typeof(long), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_shlLong, "ExprUtility.ShiftLeft(long, int) not found");
|
|
||||||
_shrInt = mod.Import(exprUtilityType.GetMethod("ShiftRight", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_shrInt, "ExprUtility.ShiftRight(int, int) not found");
|
|
||||||
_shrLong = mod.Import(exprUtilityType.GetMethod("ShiftRight", new[] { typeof(long), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_shrLong, "ExprUtility.ShiftRight(long, int) not found");
|
|
||||||
_shrUnInt = mod.Import(exprUtilityType.GetMethod("ShiftRightUn", new[] { typeof(int), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_shrUnInt, "ExprUtility.ShiftRightUn(int, int) not found");
|
|
||||||
_shrUnLong = mod.Import(exprUtilityType.GetMethod("ShiftRightUn", new[] { typeof(long), typeof(int) }));
|
|
||||||
Assert.IsNotNull(_shrUnLong, "ExprUtility.ShiftRightUn(long, int) not found");
|
|
||||||
|
|
||||||
|
|
||||||
_staticDefaultEncryptionServiceMetadataImporter = new EncryptionServiceMetadataImporter(mod, typeof(EncryptionService<DefaultStaticEncryptionScope>));
|
_staticDefaultEncryptionServiceMetadataImporter = new EncryptionServiceMetadataImporter(mod, typeof(EncryptionService<DefaultStaticEncryptionScope>));
|
||||||
_dynamicDefaultEncryptionServiceMetadataImporter = new EncryptionServiceMetadataImporter(mod, typeof(EncryptionService<DefaultDynamicEncryptionScope>));
|
_dynamicDefaultEncryptionServiceMetadataImporter = new EncryptionServiceMetadataImporter(mod, typeof(EncryptionService<DefaultDynamicEncryptionScope>));
|
||||||
if (EncryptionScopeProvider.IsDynamicSecretAssembly(mod))
|
if (_encryptionScopeProvider.IsDynamicSecretAssembly(mod))
|
||||||
{
|
{
|
||||||
_defaultEncryptionServiceMetadataImporter = _dynamicDefaultEncryptionServiceMetadataImporter;
|
_defaultEncryptionServiceMetadataImporter = _dynamicDefaultEncryptionServiceMetadataImporter;
|
||||||
}
|
}
|
||||||
|
|
@ -280,14 +147,9 @@ namespace Obfuz.Emit
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
public override void Done()
|
|
||||||
{
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
public EncryptionServiceMetadataImporter GetEncryptionServiceMetadataImporterOfModule(ModuleDef mod)
|
public EncryptionServiceMetadataImporter GetEncryptionServiceMetadataImporterOfModule(ModuleDef mod)
|
||||||
{
|
{
|
||||||
return EncryptionScopeProvider.IsDynamicSecretAssembly(mod) ? _dynamicDefaultEncryptionServiceMetadataImporter : _staticDefaultEncryptionServiceMetadataImporter;
|
return _encryptionScopeProvider.IsDynamicSecretAssembly(mod) ? _dynamicDefaultEncryptionServiceMetadataImporter : _staticDefaultEncryptionServiceMetadataImporter;
|
||||||
}
|
}
|
||||||
|
|
||||||
private ModuleDef _module;
|
private ModuleDef _module;
|
||||||
|
|
@ -296,71 +158,13 @@ namespace Obfuz.Emit
|
||||||
private IMethod _castFloatAsInt;
|
private IMethod _castFloatAsInt;
|
||||||
private IMethod _castDoubleAsLong;
|
private IMethod _castDoubleAsLong;
|
||||||
private IMethod _initializeArray;
|
private IMethod _initializeArray;
|
||||||
private IMethod _verifySecretKey;
|
|
||||||
|
|
||||||
private IMethod _obfuscationTypeMapperRegisterType;
|
|
||||||
|
|
||||||
private IMethod _addInt;
|
|
||||||
private IMethod _addLong;
|
|
||||||
private IMethod _addFloat;
|
|
||||||
private IMethod _addDouble;
|
|
||||||
private IMethod _addIntPtr;
|
|
||||||
private IMethod _addIntPtrInt;
|
|
||||||
private IMethod _subtractInt;
|
|
||||||
private IMethod _subtractLong;
|
|
||||||
private IMethod _subtractFloat;
|
|
||||||
private IMethod _subtractDouble;
|
|
||||||
private IMethod _subtractIntPtr;
|
|
||||||
private IMethod _subtractIntPtrInt;
|
|
||||||
private IMethod _multiplyInt;
|
|
||||||
private IMethod _multiplyLong;
|
|
||||||
private IMethod _multiplyFloat;
|
|
||||||
private IMethod _multiplyDouble;
|
|
||||||
private IMethod _multiplyIntPtr;
|
|
||||||
private IMethod _multiplyIntPtrInt;
|
|
||||||
private IMethod _divideInt;
|
|
||||||
private IMethod _divideLong;
|
|
||||||
private IMethod _divideFloat;
|
|
||||||
private IMethod _divideDouble;
|
|
||||||
private IMethod _divideUnInt;
|
|
||||||
private IMethod _divideUnLong;
|
|
||||||
private IMethod _remInt;
|
|
||||||
private IMethod _remLong;
|
|
||||||
private IMethod _remFloat;
|
|
||||||
private IMethod _remDouble;
|
|
||||||
private IMethod _remUnInt;
|
|
||||||
private IMethod _remUnLong;
|
|
||||||
private IMethod _negInt;
|
|
||||||
private IMethod _negLong;
|
|
||||||
private IMethod _negFloat;
|
|
||||||
private IMethod _negDouble;
|
|
||||||
|
|
||||||
private IMethod _andInt;
|
|
||||||
private IMethod _andLong;
|
|
||||||
private IMethod _orInt;
|
|
||||||
private IMethod _orLong;
|
|
||||||
private IMethod _xorInt;
|
|
||||||
private IMethod _xorLong;
|
|
||||||
private IMethod _notInt;
|
|
||||||
private IMethod _notLong;
|
|
||||||
|
|
||||||
private IMethod _shlInt;
|
|
||||||
private IMethod _shlLong;
|
|
||||||
private IMethod _shrInt;
|
|
||||||
private IMethod _shrLong;
|
|
||||||
private IMethod _shrUnInt;
|
|
||||||
private IMethod _shrUnLong;
|
|
||||||
|
|
||||||
public IMethod CastIntAsFloat => _castIntAsFloat;
|
public IMethod CastIntAsFloat => _castIntAsFloat;
|
||||||
public IMethod CastLongAsDouble => _castLongAsDouble;
|
public IMethod CastLongAsDouble => _castLongAsDouble;
|
||||||
public IMethod CastFloatAsInt => _castFloatAsInt;
|
public IMethod CastFloatAsInt => _castFloatAsInt;
|
||||||
public IMethod CastDoubleAsLong => _castDoubleAsLong;
|
public IMethod CastDoubleAsLong => _castDoubleAsLong;
|
||||||
|
|
||||||
public IMethod InitializedArray => _initializeArray;
|
public IMethod InitializedArrayMethod => _initializeArray;
|
||||||
|
|
||||||
public IMethod VerifySecretKey => _verifySecretKey;
|
|
||||||
|
|
||||||
public IMethod ObfuscationTypeMapperRegisterType => _obfuscationTypeMapperRegisterType;
|
|
||||||
|
|
||||||
public IMethod EncryptBlock => _defaultEncryptionServiceMetadataImporter.EncryptBlock;
|
public IMethod EncryptBlock => _defaultEncryptionServiceMetadataImporter.EncryptBlock;
|
||||||
public IMethod DecryptBlock => _defaultEncryptionServiceMetadataImporter.DecryptBlock;
|
public IMethod DecryptBlock => _defaultEncryptionServiceMetadataImporter.DecryptBlock;
|
||||||
|
|
@ -385,59 +189,5 @@ namespace Obfuz.Emit
|
||||||
public IMethod DecryptFromRvaBytes => _defaultEncryptionServiceMetadataImporter.DecryptFromRvaBytes;
|
public IMethod DecryptFromRvaBytes => _defaultEncryptionServiceMetadataImporter.DecryptFromRvaBytes;
|
||||||
public IMethod DecryptFromRvaString => _defaultEncryptionServiceMetadataImporter.DecryptFromRvaString;
|
public IMethod DecryptFromRvaString => _defaultEncryptionServiceMetadataImporter.DecryptFromRvaString;
|
||||||
|
|
||||||
public IMethod DecryptInitializeArray => _defaultEncryptionServiceMetadataImporter.DecryptInitializeArray;
|
|
||||||
|
|
||||||
public IMethod AddInt => _addInt;
|
|
||||||
public IMethod AddLong => _addLong;
|
|
||||||
public IMethod AddFloat => _addFloat;
|
|
||||||
public IMethod AddDouble => _addDouble;
|
|
||||||
public IMethod AddIntPtr => _addIntPtr;
|
|
||||||
public IMethod AddIntPtrInt => _addIntPtrInt;
|
|
||||||
public IMethod SubtractInt => _subtractInt;
|
|
||||||
public IMethod SubtractLong => _subtractLong;
|
|
||||||
public IMethod SubtractFloat => _subtractFloat;
|
|
||||||
public IMethod SubtractDouble => _subtractDouble;
|
|
||||||
public IMethod SubtractIntPtr => _subtractIntPtr;
|
|
||||||
public IMethod SubtractIntPtrInt => _subtractIntPtrInt;
|
|
||||||
|
|
||||||
public IMethod MultiplyInt => _multiplyInt;
|
|
||||||
public IMethod MultiplyLong => _multiplyLong;
|
|
||||||
public IMethod MultiplyFloat => _multiplyFloat;
|
|
||||||
public IMethod MultiplyDouble => _multiplyDouble;
|
|
||||||
public IMethod MultiplyIntPtr => _multiplyIntPtr;
|
|
||||||
public IMethod MultiplyIntPtrInt => _multiplyIntPtrInt;
|
|
||||||
|
|
||||||
public IMethod DivideInt => _divideInt;
|
|
||||||
public IMethod DivideLong => _divideLong;
|
|
||||||
public IMethod DivideFloat => _divideFloat;
|
|
||||||
public IMethod DivideDouble => _divideDouble;
|
|
||||||
public IMethod DivideUnInt => _divideUnInt;
|
|
||||||
public IMethod DivideUnLong => _divideUnLong;
|
|
||||||
public IMethod RemInt => _remInt;
|
|
||||||
public IMethod RemLong => _remLong;
|
|
||||||
public IMethod RemFloat => _remFloat;
|
|
||||||
public IMethod RemDouble => _remDouble;
|
|
||||||
public IMethod RemUnInt => _remUnInt;
|
|
||||||
public IMethod RemUnLong => _remUnLong;
|
|
||||||
public IMethod NegInt => _negInt;
|
|
||||||
public IMethod NegLong => _negLong;
|
|
||||||
public IMethod NegFloat => _negFloat;
|
|
||||||
public IMethod NegDouble => _negDouble;
|
|
||||||
public IMethod AndInt => _andInt;
|
|
||||||
public IMethod AndLong => _andLong;
|
|
||||||
public IMethod OrInt => _orInt;
|
|
||||||
public IMethod OrLong => _orLong;
|
|
||||||
public IMethod XorInt => _xorInt;
|
|
||||||
public IMethod XorLong => _xorLong;
|
|
||||||
public IMethod NotInt => _notInt;
|
|
||||||
public IMethod NotLong => _notLong;
|
|
||||||
public IMethod ShlInt => _shlInt;
|
|
||||||
public IMethod ShlLong => _shlLong;
|
|
||||||
public IMethod ShrInt => _shrInt;
|
|
||||||
public IMethod ShrLong => _shrLong;
|
|
||||||
public IMethod ShrUnInt => _shrUnInt;
|
|
||||||
public IMethod ShrUnLong => _shrUnLong;
|
|
||||||
|
|
||||||
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 76438ce96146edd469872feada7857ba
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,35 +0,0 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
namespace Obfuz.Emit
|
|
||||||
{
|
|
||||||
public static class EntityExtensions
|
|
||||||
{
|
|
||||||
public static T GetEntity<T>(this IGroupByModuleEntity entity) where T : IGroupByModuleEntity, new()
|
|
||||||
{
|
|
||||||
return entity.Manager.GetEntity<T>(entity.Module);
|
|
||||||
}
|
|
||||||
|
|
||||||
public static DefaultMetadataImporter GetDefaultModuleMetadataImporter(this IGroupByModuleEntity entity)
|
|
||||||
{
|
|
||||||
return entity.GetEntity<DefaultMetadataImporter>();
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 6e9557733f180764692756653eb60f88
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
File diff suppressed because it is too large
Load Diff
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: f25425a3077f6db41873dee4223d0abc
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,71 +1,27 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
using dnlib.DotNet;
|
||||||
using System;
|
using System;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
|
|
||||||
namespace Obfuz.Emit
|
namespace Obfuz.Emit
|
||||||
{
|
{
|
||||||
public interface IGroupByModuleEntity
|
public interface IGroupByModuleEntity
|
||||||
{
|
{
|
||||||
GroupByModuleEntityManager Manager { get; set; }
|
void Init(ModuleDef mod);
|
||||||
|
|
||||||
ModuleDef Module { get; set; }
|
|
||||||
|
|
||||||
EncryptionScopeProvider EncryptionScopeProvider { get; }
|
|
||||||
|
|
||||||
EncryptionScopeInfo EncryptionScope { get; set; }
|
|
||||||
|
|
||||||
void Init();
|
|
||||||
|
|
||||||
void Done();
|
|
||||||
}
|
}
|
||||||
|
|
||||||
public abstract class GroupByModuleEntityBase : IGroupByModuleEntity
|
public abstract class GroupByModuleEntityBase : IGroupByModuleEntity
|
||||||
{
|
{
|
||||||
public GroupByModuleEntityManager Manager { get; set; }
|
public abstract void Init(ModuleDef mod);
|
||||||
|
|
||||||
public ModuleDef Module { get; set; }
|
|
||||||
|
|
||||||
public EncryptionScopeInfo EncryptionScope { get; set; }
|
|
||||||
|
|
||||||
public EncryptionScopeProvider EncryptionScopeProvider => Manager.EncryptionScopeProvider;
|
|
||||||
|
|
||||||
public T GetEntity<T>() where T : IGroupByModuleEntity, new()
|
|
||||||
{
|
|
||||||
return Manager.GetEntity<T>(Module);
|
|
||||||
}
|
|
||||||
|
|
||||||
public abstract void Init();
|
|
||||||
|
|
||||||
public abstract void Done();
|
|
||||||
}
|
}
|
||||||
|
|
||||||
public class GroupByModuleEntityManager
|
public class GroupByModuleEntityManager
|
||||||
{
|
{
|
||||||
private readonly Dictionary<(ModuleDef, Type), IGroupByModuleEntity> _moduleEntityManagers = new Dictionary<(ModuleDef, Type), IGroupByModuleEntity>();
|
private readonly Dictionary<(ModuleDef, Type), IGroupByModuleEntity> _moduleEntityManagers = new Dictionary<(ModuleDef, Type), IGroupByModuleEntity>();
|
||||||
|
|
||||||
public EncryptionScopeProvider EncryptionScopeProvider { get; set; }
|
public T GetEntity<T>(ModuleDef mod, Func<T> creator = null) where T : IGroupByModuleEntity
|
||||||
|
|
||||||
public T GetEntity<T>(ModuleDef mod) where T : IGroupByModuleEntity, new()
|
|
||||||
{
|
{
|
||||||
var key = (mod, typeof(T));
|
var key = (mod, typeof(T));
|
||||||
if (_moduleEntityManagers.TryGetValue(key, out var emitManager))
|
if (_moduleEntityManagers.TryGetValue(key, out var emitManager))
|
||||||
|
|
@ -74,17 +30,22 @@ namespace Obfuz.Emit
|
||||||
}
|
}
|
||||||
else
|
else
|
||||||
{
|
{
|
||||||
T newEmitManager = new T();
|
T newEmitManager;
|
||||||
newEmitManager.Manager = this;
|
if (creator != null)
|
||||||
newEmitManager.Module = mod;
|
{
|
||||||
newEmitManager.EncryptionScope = EncryptionScopeProvider.GetScope(mod);
|
newEmitManager = creator();
|
||||||
newEmitManager.Init();
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
newEmitManager = (T)Activator.CreateInstance(typeof(T));
|
||||||
|
}
|
||||||
|
newEmitManager.Init(mod);
|
||||||
_moduleEntityManagers[key] = newEmitManager;
|
_moduleEntityManagers[key] = newEmitManager;
|
||||||
return newEmitManager;
|
return newEmitManager;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
public List<T> GetEntities<T>() where T : IGroupByModuleEntity, new()
|
public List<T> GetEntities<T>() where T: IGroupByModuleEntity
|
||||||
{
|
{
|
||||||
var managers = new List<T>();
|
var managers = new List<T>();
|
||||||
foreach (var kv in _moduleEntityManagers)
|
foreach (var kv in _moduleEntityManagers)
|
||||||
|
|
@ -97,13 +58,9 @@ namespace Obfuz.Emit
|
||||||
return managers;
|
return managers;
|
||||||
}
|
}
|
||||||
|
|
||||||
public void Done<T>() where T : IGroupByModuleEntity, new()
|
public DefaultMetadataImporter GetDefaultModuleMetadataImporter(ModuleDef module, EncryptionScopeProvider encryptionScopeProvider)
|
||||||
{
|
{
|
||||||
var managers = GetEntities<T>();
|
return GetEntity<DefaultMetadataImporter>(module, () => new DefaultMetadataImporter(encryptionScopeProvider));
|
||||||
foreach (var manager in managers)
|
|
||||||
{
|
|
||||||
manager.Done();
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 0bfcb2b5a87851f469d201fc8978c109
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,94 +0,0 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
|
||||||
using dnlib.DotNet.Emit;
|
|
||||||
using System;
|
|
||||||
using System.Collections.Generic;
|
|
||||||
|
|
||||||
namespace Obfuz.Emit
|
|
||||||
{
|
|
||||||
class ScopeLocalVariables : IDisposable
|
|
||||||
{
|
|
||||||
private readonly LocalVariableAllocator _localVariableAllocator;
|
|
||||||
|
|
||||||
private readonly List<Local> _allocatedVars = new List<Local>();
|
|
||||||
|
|
||||||
public IReadOnlyList<Local> AllocatedLocals => _allocatedVars;
|
|
||||||
|
|
||||||
|
|
||||||
public ScopeLocalVariables(LocalVariableAllocator localVariableAllocator)
|
|
||||||
{
|
|
||||||
_localVariableAllocator = localVariableAllocator;
|
|
||||||
}
|
|
||||||
|
|
||||||
public Local AllocateLocal(TypeSig type)
|
|
||||||
{
|
|
||||||
var local = _localVariableAllocator.AllocateLocal(type);
|
|
||||||
_allocatedVars.Add(local);
|
|
||||||
return local;
|
|
||||||
}
|
|
||||||
|
|
||||||
public void Dispose()
|
|
||||||
{
|
|
||||||
foreach (var local in _allocatedVars)
|
|
||||||
{
|
|
||||||
_localVariableAllocator.ReturnLocal(local);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
class LocalVariableAllocator
|
|
||||||
{
|
|
||||||
private readonly MethodDef _method;
|
|
||||||
private readonly List<Local> _freeLocals = new List<Local>();
|
|
||||||
|
|
||||||
public LocalVariableAllocator(MethodDef method)
|
|
||||||
{
|
|
||||||
_method = method;
|
|
||||||
}
|
|
||||||
|
|
||||||
public Local AllocateLocal(TypeSig type)
|
|
||||||
{
|
|
||||||
foreach (var local in _freeLocals)
|
|
||||||
{
|
|
||||||
if (TypeEqualityComparer.Instance.Equals(local.Type, type))
|
|
||||||
{
|
|
||||||
_freeLocals.Remove(local);
|
|
||||||
return local;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
var newLocal = new Local(type);
|
|
||||||
// _freeLocals.Add(newLocal);
|
|
||||||
_method.Body.Variables.Add(newLocal);
|
|
||||||
return newLocal;
|
|
||||||
}
|
|
||||||
|
|
||||||
public void ReturnLocal(Local local)
|
|
||||||
{
|
|
||||||
_freeLocals.Add(local);
|
|
||||||
}
|
|
||||||
|
|
||||||
public ScopeLocalVariables CreateScope()
|
|
||||||
{
|
|
||||||
return new ScopeLocalVariables(this);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 955da34fbde179641a94108ec53405ce
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,8 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: fec4187cc1b96d5439ff908bcecd988f
|
|
||||||
folderAsset: yes
|
|
||||||
DefaultImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,23 +1,3 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM
|
namespace Obfuz.EncryptionVM
|
||||||
{
|
{
|
||||||
public class EncryptionInstructionWithOpCode
|
public class EncryptionInstructionWithOpCode
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: ca9bd232ed2583f4bb5f330886a329e6
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,23 +1,3 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM
|
namespace Obfuz.EncryptionVM
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: f7b9d087de770a5488a9069ddf697c2f
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,8 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 981355cf75a9d234883b2a15c446f478
|
|
||||||
folderAsset: yes
|
|
||||||
DefaultImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,23 +1,3 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM.Instructions
|
namespace Obfuz.EncryptionVM.Instructions
|
||||||
|
|
@ -49,7 +29,7 @@ namespace Obfuz.EncryptionVM.Instructions
|
||||||
|
|
||||||
public override void GenerateDecryptCode(List<string> lines, string indent)
|
public override void GenerateDecryptCode(List<string> lines, string indent)
|
||||||
{
|
{
|
||||||
lines.Add(indent + $"value = ((value - {_addValue}) ^ salt) - _secretKey[{_opKeyIndex}];");
|
lines.Add(indent + $"value = ((value - {_addValue}) ^ salt) - _secretKey[{_opKeyIndex}];");
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 6bdbdc5fd983f044a87e7b8ab8647aeb
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,24 +1,8 @@
|
||||||
// Copyright 2025 Code Philosophy
|
using System;
|
||||||
//
|
using System.Collections.Generic;
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
using System.Linq;
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
using System.Text;
|
||||||
// in the Software without restriction, including without limitation the rights
|
using System.Threading.Tasks;
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using System.Collections.Generic;
|
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM.Instructions
|
namespace Obfuz.EncryptionVM.Instructions
|
||||||
{
|
{
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: cda67c0dd0cadd24ea02c2988e34281a
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,24 +1,8 @@
|
||||||
// Copyright 2025 Code Philosophy
|
using System;
|
||||||
//
|
using System.Collections.Generic;
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
using System.Linq;
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
using System.Text;
|
||||||
// in the Software without restriction, including without limitation the rights
|
using System.Threading.Tasks;
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using System.Collections.Generic;
|
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM.Instructions
|
namespace Obfuz.EncryptionVM.Instructions
|
||||||
{
|
{
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: d806305e627be06469fb2d2c2cf98816
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,23 +1,3 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM.Instructions
|
namespace Obfuz.EncryptionVM.Instructions
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: bccff31b9f07fcf4f821cee671f82caf
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,25 +1,8 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using System;
|
using System;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM.Instructions
|
namespace Obfuz.EncryptionVM.Instructions
|
||||||
{
|
{
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: feafdb30f7b6d5143a89c7659bc16171
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,24 +1,5 @@
|
||||||
// Copyright 2025 Code Philosophy
|
using NUnit.Framework;
|
||||||
//
|
using System;
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using Obfuz.Utils;
|
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM.Instructions
|
namespace Obfuz.EncryptionVM.Instructions
|
||||||
|
|
@ -33,14 +14,31 @@ namespace Obfuz.EncryptionVM.Instructions
|
||||||
{
|
{
|
||||||
_multiValue = addValue;
|
_multiValue = addValue;
|
||||||
_opKeyIndex = opKeyIndex;
|
_opKeyIndex = opKeyIndex;
|
||||||
_revertMultiValue = MathUtil.ModInverse32(addValue);
|
_revertMultiValue = (int)ModInverseOdd((uint)addValue);
|
||||||
Verify();
|
Verify();
|
||||||
}
|
}
|
||||||
|
|
||||||
private void Verify()
|
private void Verify()
|
||||||
{
|
{
|
||||||
int a = 1122334;
|
int a = 1122334;
|
||||||
UnityEngine.Assertions.Assert.AreEqual(a, a * _multiValue * _revertMultiValue);
|
Assert.AreEqual(a, a * _multiValue * _revertMultiValue);
|
||||||
|
}
|
||||||
|
|
||||||
|
public static uint ModInverseOdd(uint a)
|
||||||
|
{
|
||||||
|
if (a % 2 == 0)
|
||||||
|
throw new ArgumentException("Input must be an odd number.", nameof(a));
|
||||||
|
|
||||||
|
uint x = 1; // 初始解：x₀ = 1 (mod 2)
|
||||||
|
for (int i = 0; i < 5; i++) // 迭代5次（2^1 → 2^32）
|
||||||
|
{
|
||||||
|
int shift = 2 << i; // 当前模数为 2^(2^(i+1))
|
||||||
|
ulong mod = 1UL << shift; // 使用 ulong 避免溢出
|
||||||
|
ulong ax = (ulong)a * x; // 计算 a*x（64位避免截断）
|
||||||
|
ulong term = (2 - ax) % mod;
|
||||||
|
x = (uint)((x * term) % mod); // 更新 x，结果截断为 uint
|
||||||
|
}
|
||||||
|
return x; // 最终解为 x₅ mod 2^32
|
||||||
}
|
}
|
||||||
|
|
||||||
public override int Encrypt(int value, int[] secretKey, int salt)
|
public override int Encrypt(int value, int[] secretKey, int salt)
|
||||||
|
|
@ -55,7 +53,7 @@ namespace Obfuz.EncryptionVM.Instructions
|
||||||
|
|
||||||
public override void GenerateEncryptCode(List<string> lines, string indent)
|
public override void GenerateEncryptCode(List<string> lines, string indent)
|
||||||
{
|
{
|
||||||
lines.Add(indent + $"value = value * {_multiValue} + _secretKey[{_opKeyIndex}] + salt;");
|
lines.Add(indent + $"value = value * {_multiValue} + _secretKey[{_opKeyIndex}] + salt;");
|
||||||
}
|
}
|
||||||
|
|
||||||
public override void GenerateDecryptCode(List<string> lines, string indent)
|
public override void GenerateDecryptCode(List<string> lines, string indent)
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: fd5fdfad694e0ae469bf6ca04c913220
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,25 +1,8 @@
|
||||||
// Copyright 2025 Code Philosophy
|
using System;
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using Obfuz.Utils;
|
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM.Instructions
|
namespace Obfuz.EncryptionVM.Instructions
|
||||||
{
|
{
|
||||||
|
|
@ -38,7 +21,7 @@ namespace Obfuz.EncryptionVM.Instructions
|
||||||
public MultipleRotateXorInstruction(int multipleValue, int index1, int rotateBitNum, int xorValue)
|
public MultipleRotateXorInstruction(int multipleValue, int index1, int rotateBitNum, int xorValue)
|
||||||
{
|
{
|
||||||
_multipleValue = multipleValue;
|
_multipleValue = multipleValue;
|
||||||
_revertMultipleValue = MathUtil.ModInverse32(multipleValue);
|
_revertMultipleValue = (int)MultipleInstruction.ModInverseOdd((uint)multipleValue);
|
||||||
_index1 = index1;
|
_index1 = index1;
|
||||||
_rotateBitNum = rotateBitNum;
|
_rotateBitNum = rotateBitNum;
|
||||||
_xorValue = xorValue;
|
_xorValue = xorValue;
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: e3c8b55b35ff1554489fa657a714f485
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,25 +1,8 @@
|
||||||
// Copyright 2025 Code Philosophy
|
using System;
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using Obfuz.Utils;
|
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM.Instructions
|
namespace Obfuz.EncryptionVM.Instructions
|
||||||
{
|
{
|
||||||
|
|
@ -38,7 +21,7 @@ namespace Obfuz.EncryptionVM.Instructions
|
||||||
public MultipleXorRotateInstruction(int multipleValue, int index1, int xorValue, int rotateBitNum)
|
public MultipleXorRotateInstruction(int multipleValue, int index1, int xorValue, int rotateBitNum)
|
||||||
{
|
{
|
||||||
_multipleValue = multipleValue;
|
_multipleValue = multipleValue;
|
||||||
_revertMultipleValue = MathUtil.ModInverse32(multipleValue);
|
_revertMultipleValue = (int)MultipleInstruction.ModInverseOdd((uint)multipleValue);
|
||||||
_index1 = index1;
|
_index1 = index1;
|
||||||
_rotateBitNum = rotateBitNum;
|
_rotateBitNum = rotateBitNum;
|
||||||
_xorValue = xorValue;
|
_xorValue = xorValue;
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: adc3dcde66795744fa4bdc753a2c599f
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,24 +1,8 @@
|
||||||
// Copyright 2025 Code Philosophy
|
using System;
|
||||||
//
|
using System.Collections.Generic;
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
using System.Linq;
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
using System.Text;
|
||||||
// in the Software without restriction, including without limitation the rights
|
using System.Threading.Tasks;
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using System.Collections.Generic;
|
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM.Instructions
|
namespace Obfuz.EncryptionVM.Instructions
|
||||||
{
|
{
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: ad8f4dd724d7ff845b0dd65861054d37
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,28 +1,8 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM.Instructions
|
namespace Obfuz.EncryptionVM.Instructions
|
||||||
{
|
{
|
||||||
public class XorInstruction : EncryptionInstructionBase
|
public class XorInstruction : EncryptionInstructionBase
|
||||||
{
|
{
|
||||||
private readonly int _xorValue;
|
private readonly int _xorValue;
|
||||||
private readonly int _opKeyIndex;
|
private readonly int _opKeyIndex;
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 2f16dd868e4473b45bfa9daaf7fabaf8
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,25 +1,8 @@
|
||||||
// Copyright 2025 Code Philosophy
|
using System;
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using Obfuz.Utils;
|
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM.Instructions
|
namespace Obfuz.EncryptionVM.Instructions
|
||||||
{
|
{
|
||||||
|
|
@ -38,7 +21,7 @@ namespace Obfuz.EncryptionVM.Instructions
|
||||||
public XorMultipleRotateInstruction(int xorValue, int multipleValue, int index1, int rotateBitNum)
|
public XorMultipleRotateInstruction(int xorValue, int multipleValue, int index1, int rotateBitNum)
|
||||||
{
|
{
|
||||||
_multipleValue = multipleValue;
|
_multipleValue = multipleValue;
|
||||||
_revertMultipleValue = MathUtil.ModInverse32(multipleValue);
|
_revertMultipleValue = (int)MultipleInstruction.ModInverseOdd((uint)multipleValue);
|
||||||
_index1 = index1;
|
_index1 = index1;
|
||||||
_rotateBitNum = rotateBitNum;
|
_rotateBitNum = rotateBitNum;
|
||||||
_xorValue = xorValue;
|
_xorValue = xorValue;
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 3eb7e6d475cfc14459d3850c5964ba52
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,23 +1,3 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM
|
namespace Obfuz.EncryptionVM
|
||||||
{
|
{
|
||||||
public class VirtualMachine
|
public class VirtualMachine
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: c6970e037654dcb49912783a40f3e1ba
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,28 +1,11 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using Obfuz.Utils;
|
using Obfuz.Utils;
|
||||||
|
using System;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
using System.IO;
|
using System.IO;
|
||||||
|
using System.Linq;
|
||||||
using System.Text;
|
using System.Text;
|
||||||
using System.Text.RegularExpressions;
|
using System.Text.RegularExpressions;
|
||||||
|
using System.Threading.Tasks;
|
||||||
using UnityEngine;
|
using UnityEngine;
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM
|
namespace Obfuz.EncryptionVM
|
||||||
|
|
@ -72,6 +55,7 @@ namespace Obfuz.EncryptionVM
|
||||||
|
|
||||||
File.WriteAllText(outputFile, code, Encoding.UTF8);
|
File.WriteAllText(outputFile, code, Encoding.UTF8);
|
||||||
Debug.Log($"Generate EncryptionVM code to {outputFile}");
|
Debug.Log($"Generate EncryptionVM code to {outputFile}");
|
||||||
|
UnityEditor.AssetDatabase.Refresh();
|
||||||
}
|
}
|
||||||
|
|
||||||
private string GenerateCode()
|
private string GenerateCode()
|
||||||
|
|
@ -93,16 +77,17 @@ namespace Obfuz.EncryptionVM
|
||||||
{");
|
{");
|
||||||
foreach (var opCode in _vm.opCodes)
|
foreach (var opCode in _vm.opCodes)
|
||||||
{
|
{
|
||||||
lines.Add($@" case {opCode.code}:
|
lines.Add($@" case {opCode.code}:
|
||||||
{{
|
{{
|
||||||
// {opCode.function.GetType().Name}");
|
// {opCode.function.GetType().Name}");
|
||||||
AppendEncryptCode(lines, opCode.function);
|
AppendEncryptCode(lines, opCode.function);
|
||||||
lines.Add(@" return value;
|
lines.Add(@" return value;
|
||||||
}");
|
}");
|
||||||
}
|
}
|
||||||
|
|
||||||
lines.Add(@"
|
lines.Add(@"
|
||||||
default: throw new System.Exception($""Invalid opCode:{opCode}"");
|
default:
|
||||||
|
throw new System.Exception($""Invalid opCode:{opCode}"");
|
||||||
}
|
}
|
||||||
}");
|
}");
|
||||||
}
|
}
|
||||||
|
|
@ -116,16 +101,17 @@ namespace Obfuz.EncryptionVM
|
||||||
{");
|
{");
|
||||||
foreach (var opCode in _vm.opCodes)
|
foreach (var opCode in _vm.opCodes)
|
||||||
{
|
{
|
||||||
lines.Add($@" case {opCode.code}:
|
lines.Add($@" case {opCode.code}:
|
||||||
{{
|
{{
|
||||||
// {opCode.function.GetType().Name}");
|
// {opCode.function.GetType().Name}");
|
||||||
AppendDecryptCode(lines, opCode.function);
|
AppendDecryptCode(lines, opCode.function);
|
||||||
lines.Add(@" return value;
|
lines.Add(@" return value;
|
||||||
}");
|
}");
|
||||||
}
|
}
|
||||||
|
|
||||||
lines.Add(@"
|
lines.Add(@"
|
||||||
default: throw new System.Exception($""Invalid opCode:{opCode}"");
|
default:
|
||||||
|
throw new System.Exception($""Invalid opCode:{opCode}"");
|
||||||
}
|
}
|
||||||
}");
|
}");
|
||||||
}
|
}
|
||||||
|
|
@ -210,12 +196,12 @@ namespace Obfuz.EncryptionVM
|
||||||
|
|
||||||
private void AppendEncryptCode(List<string> lines, IEncryptionInstruction instruction)
|
private void AppendEncryptCode(List<string> lines, IEncryptionInstruction instruction)
|
||||||
{
|
{
|
||||||
instruction.GenerateEncryptCode(lines, " ");
|
instruction.GenerateEncryptCode(lines, " ");
|
||||||
}
|
}
|
||||||
|
|
||||||
private void AppendDecryptCode(List<string> lines, IEncryptionInstruction instruction)
|
private void AppendDecryptCode(List<string> lines, IEncryptionInstruction instruction)
|
||||||
{
|
{
|
||||||
instruction.GenerateDecryptCode(lines, " ");
|
instruction.GenerateDecryptCode(lines, " ");
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 2246e9d3369eb3c45bc19ae0748d76ba
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,27 +1,10 @@
|
||||||
// Copyright 2025 Code Philosophy
|
using NUnit.Framework;
|
||||||
//
|
using Obfuz.EncryptionVM.Instructions;
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using Obfuz.EncryptionVM.Instructions;
|
|
||||||
using Obfuz.Utils;
|
using Obfuz.Utils;
|
||||||
using System;
|
using System;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using UnityEngine.Assertions;
|
||||||
|
using UnityEngine.UIElements;
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM
|
namespace Obfuz.EncryptionVM
|
||||||
{
|
{
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 77d95ff5cf0b3aa4e96a055e37c381ba
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,26 +1,12 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using Obfuz.Utils;
|
using Obfuz.Utils;
|
||||||
|
using System;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq.Expressions;
|
||||||
|
using System.Runtime.CompilerServices;
|
||||||
|
using System.Text;
|
||||||
|
using UnityEngine;
|
||||||
using UnityEngine.Assertions;
|
using UnityEngine.Assertions;
|
||||||
|
using UnityEngine.UIElements;
|
||||||
|
|
||||||
namespace Obfuz.EncryptionVM
|
namespace Obfuz.EncryptionVM
|
||||||
{
|
{
|
||||||
|
|
@ -61,7 +47,7 @@ namespace Obfuz.EncryptionVM
|
||||||
byte[] strBytes = Encrypt("abcdef", ops, salt);
|
byte[] strBytes = Encrypt("abcdef", ops, salt);
|
||||||
Assert.AreEqual("abcdef", DecryptString(strBytes, 0, strBytes.Length, ops, salt));
|
Assert.AreEqual("abcdef", DecryptString(strBytes, 0, strBytes.Length, ops, salt));
|
||||||
var arr = new byte[100];
|
var arr = new byte[100];
|
||||||
for (int i = 0; i < arr.Length; i++)
|
for (int i = 0; i < arr.Length ; i++)
|
||||||
{
|
{
|
||||||
arr[i] = (byte)i;
|
arr[i] = (byte)i;
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 4f86f4d6faf49764a915d5c675091375
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,8 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: f47f2abd9eb7ba8469ba5cb1bb085d33
|
|
||||||
folderAsset: yes
|
|
||||||
DefaultImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,137 +0,0 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using Obfuz.Utils;
|
|
||||||
using System;
|
|
||||||
using System.Linq;
|
|
||||||
using System.Text;
|
|
||||||
|
|
||||||
namespace Obfuz.GarbageCodeGeneration
|
|
||||||
{
|
|
||||||
|
|
||||||
public class ConfigGarbageCodeGenerator : SpecificGarbageCodeGeneratorBase
|
|
||||||
{
|
|
||||||
|
|
||||||
private readonly string[] _types = new string[]
|
|
||||||
{
|
|
||||||
"bool",
|
|
||||||
"byte",
|
|
||||||
"short",
|
|
||||||
"int",
|
|
||||||
"long",
|
|
||||||
"float",
|
|
||||||
"double",
|
|
||||||
};
|
|
||||||
|
|
||||||
private string CreateRandomType(IRandom random)
|
|
||||||
{
|
|
||||||
return _types[random.NextInt(_types.Length)];
|
|
||||||
}
|
|
||||||
|
|
||||||
private string GetReadMethodNameOfType(string type)
|
|
||||||
{
|
|
||||||
switch (type)
|
|
||||||
{
|
|
||||||
case "bool": return "ReadBoolean";
|
|
||||||
case "byte": return "ReadByte";
|
|
||||||
case "short": return "ReadInt16";
|
|
||||||
case "int": return "ReadInt32";
|
|
||||||
case "long": return "ReadInt64";
|
|
||||||
case "float": return "ReadSingle";
|
|
||||||
case "double": return "ReadDouble";
|
|
||||||
default: throw new ArgumentException($"Unsupported type: {type}");
|
|
||||||
}
|
|
||||||
}
|
|
||||||
class FieldGenerationInfo
|
|
||||||
{
|
|
||||||
public int index;
|
|
||||||
public string name;
|
|
||||||
public string type;
|
|
||||||
}
|
|
||||||
|
|
||||||
class MethodGenerationInfo
|
|
||||||
{
|
|
||||||
public int index;
|
|
||||||
public string name;
|
|
||||||
}
|
|
||||||
|
|
||||||
protected override object CreateField(int index, IRandom random, GenerationParameters parameters)
|
|
||||||
{
|
|
||||||
return new FieldGenerationInfo
|
|
||||||
{
|
|
||||||
index = index,
|
|
||||||
name = $"x{index}",
|
|
||||||
type = CreateRandomType(random),
|
|
||||||
};
|
|
||||||
}
|
|
||||||
|
|
||||||
protected override object CreateMethod(int index, IRandom random, GenerationParameters parameters)
|
|
||||||
{
|
|
||||||
return new MethodGenerationInfo
|
|
||||||
{
|
|
||||||
index = index,
|
|
||||||
name = $"Load{index}",
|
|
||||||
};
|
|
||||||
}
|
|
||||||
|
|
||||||
protected override void GenerateUsings(StringBuilder result, IClassGenerationInfo cgi)
|
|
||||||
{
|
|
||||||
}
|
|
||||||
|
|
||||||
protected override void GenerateField(StringBuilder result, IClassGenerationInfo cgi, IRandom random, object field, string indent)
|
|
||||||
{
|
|
||||||
var fgi = (FieldGenerationInfo)field;
|
|
||||||
result.AppendLine($"{indent}public {fgi.type} {fgi.name};");
|
|
||||||
}
|
|
||||||
|
|
||||||
protected override void GenerateMethod(StringBuilder result, IClassGenerationInfo cgi, IRandom random, object method, string indent)
|
|
||||||
{
|
|
||||||
var mgi = (MethodGenerationInfo)method;
|
|
||||||
result.AppendLine($"{indent}public void {mgi.name}(BinaryReader reader)");
|
|
||||||
result.AppendLine($"{indent}{{");
|
|
||||||
|
|
||||||
string indent2 = indent + " ";
|
|
||||||
result.AppendLine($"{indent2}int a = 0;");
|
|
||||||
result.AppendLine($"{indent2}int b = 0;");
|
|
||||||
int maxN = 100;
|
|
||||||
var shuffledFields = cgi.Fields.ToList();
|
|
||||||
RandomUtil.ShuffleList(shuffledFields, random);
|
|
||||||
foreach (FieldGenerationInfo fgi in shuffledFields)
|
|
||||||
{
|
|
||||||
result.AppendLine($"{indent2}this.{fgi.name} = reader.{GetReadMethodNameOfType(fgi.type)}();");
|
|
||||||
if (random.NextInPercentage(0.5f))
|
|
||||||
{
|
|
||||||
result.AppendLine($"{indent2}a = b * {random.NextInt(maxN)} + reader.ReadInt32();");
|
|
||||||
result.AppendLine($"{indent2}b = a * reader.ReadInt32() + {random.NextInt(maxN)};");
|
|
||||||
}
|
|
||||||
if (random.NextInPercentage(0.5f))
|
|
||||||
{
|
|
||||||
result.AppendLine($"{indent2}a += {random.NextInt(0, 10000)};");
|
|
||||||
}
|
|
||||||
if (random.NextInPercentage(0.5f))
|
|
||||||
{
|
|
||||||
result.AppendLine($"{indent2}b += {random.NextInt(0, 10000)};");
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
result.AppendLine($"{indent}}}");
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 327cb4a465ff23944a5fea30bf3beeeb
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,108 +0,0 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using Obfuz.Settings;
|
|
||||||
using Obfuz.Utils;
|
|
||||||
using System;
|
|
||||||
using UnityEngine;
|
|
||||||
|
|
||||||
namespace Obfuz.GarbageCodeGeneration
|
|
||||||
{
|
|
||||||
|
|
||||||
public class GarbageCodeGenerator
|
|
||||||
{
|
|
||||||
private const int CodeGenerationSecretKeyLength = 1024;
|
|
||||||
|
|
||||||
private readonly GarbageCodeGenerationSettings _settings;
|
|
||||||
private readonly int[] _intGenerationSecretKey;
|
|
||||||
|
|
||||||
public GarbageCodeGenerator(GarbageCodeGenerationSettings settings)
|
|
||||||
{
|
|
||||||
_settings = settings;
|
|
||||||
|
|
||||||
byte[] byteGenerationSecretKey = KeyGenerator.GenerateKey(settings.codeGenerationSecret, CodeGenerationSecretKeyLength);
|
|
||||||
_intGenerationSecretKey = KeyGenerator.ConvertToIntKey(byteGenerationSecretKey);
|
|
||||||
}
|
|
||||||
|
|
||||||
public void Generate()
|
|
||||||
{
|
|
||||||
GenerateTask(_settings.defaultTask);
|
|
||||||
if (_settings.additionalTasks != null && _settings.additionalTasks.Length > 0)
|
|
||||||
{
|
|
||||||
foreach (var task in _settings.additionalTasks)
|
|
||||||
{
|
|
||||||
GenerateTask(task);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
public void CleanCodes()
|
|
||||||
{
|
|
||||||
Debug.Log($"Cleaning generated garbage codes begin.");
|
|
||||||
if (_settings.defaultTask != null)
|
|
||||||
{
|
|
||||||
FileUtil.RemoveDir(_settings.defaultTask.outputPath, true);
|
|
||||||
}
|
|
||||||
if (_settings.additionalTasks != null && _settings.additionalTasks.Length > 0)
|
|
||||||
{
|
|
||||||
foreach (var task in _settings.additionalTasks)
|
|
||||||
{
|
|
||||||
FileUtil.RemoveDir(task.outputPath, true);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
private void GenerateTask(GarbageCodeGenerationTask task)
|
|
||||||
{
|
|
||||||
Debug.Log($"Generating garbage code with seed: {task.codeGenerationRandomSeed}, class count: {task.classCount}, method count per class: {task.methodCountPerClass}, types: {task.garbageCodeType}, output path: {task.outputPath}");
|
|
||||||
|
|
||||||
if (string.IsNullOrWhiteSpace(task.outputPath))
|
|
||||||
{
|
|
||||||
throw new Exception("outputPath of GarbageCodeGenerationTask is empty!");
|
|
||||||
}
|
|
||||||
|
|
||||||
var generator = CreateSpecificCodeGenerator(task.garbageCodeType);
|
|
||||||
|
|
||||||
var parameters = new GenerationParameters
|
|
||||||
{
|
|
||||||
random = new RandomWithKey(_intGenerationSecretKey, task.codeGenerationRandomSeed),
|
|
||||||
classNamespace = task.classNamespace,
|
|
||||||
classNamePrefix = task.classNamePrefix,
|
|
||||||
classCount = task.classCount,
|
|
||||||
methodCountPerClass = task.methodCountPerClass,
|
|
||||||
fieldCountPerClass = task.fieldCountPerClass,
|
|
||||||
outputPath = task.outputPath,
|
|
||||||
};
|
|
||||||
generator.Generate(parameters);
|
|
||||||
|
|
||||||
Debug.Log($"Generate garbage code end.");
|
|
||||||
}
|
|
||||||
|
|
||||||
private ISpecificGarbageCodeGenerator CreateSpecificCodeGenerator(GarbageCodeType type)
|
|
||||||
{
|
|
||||||
switch (type)
|
|
||||||
{
|
|
||||||
case GarbageCodeType.Config: return new ConfigGarbageCodeGenerator();
|
|
||||||
case GarbageCodeType.UI: return new UIGarbageCodeGenerator();
|
|
||||||
default: throw new NotSupportedException($"Garbage code type {type} is not supported.");
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: ff64fd1e6f7b8874db5a5228fab159f9
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,41 +0,0 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using Obfuz.Utils;
|
|
||||||
|
|
||||||
namespace Obfuz.GarbageCodeGeneration
|
|
||||||
{
|
|
||||||
public class GenerationParameters
|
|
||||||
{
|
|
||||||
public IRandom random;
|
|
||||||
|
|
||||||
public string classNamespace;
|
|
||||||
public string classNamePrefix;
|
|
||||||
public int classCount;
|
|
||||||
public int methodCountPerClass;
|
|
||||||
public int fieldCountPerClass;
|
|
||||||
public string outputPath;
|
|
||||||
}
|
|
||||||
|
|
||||||
public interface ISpecificGarbageCodeGenerator
|
|
||||||
{
|
|
||||||
void Generate(GenerationParameters parameters);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 74a17802b5aab2e40a3c89e0ddbcec0d
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,126 +0,0 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using Obfuz.Utils;
|
|
||||||
using System.Collections.Generic;
|
|
||||||
using System.IO;
|
|
||||||
using System.Text;
|
|
||||||
using UnityEngine;
|
|
||||||
|
|
||||||
namespace Obfuz.GarbageCodeGeneration
|
|
||||||
{
|
|
||||||
public abstract class SpecificGarbageCodeGeneratorBase : ISpecificGarbageCodeGenerator
|
|
||||||
{
|
|
||||||
protected interface IClassGenerationInfo
|
|
||||||
{
|
|
||||||
string Namespace { get; set; }
|
|
||||||
|
|
||||||
string Name { get; set; }
|
|
||||||
|
|
||||||
IList<object> Fields { get; set; }
|
|
||||||
|
|
||||||
IList<object> Methods { get; set; }
|
|
||||||
}
|
|
||||||
|
|
||||||
protected class ClassGenerationInfo : IClassGenerationInfo
|
|
||||||
{
|
|
||||||
public string Namespace { get; set; }
|
|
||||||
public string Name { get; set; }
|
|
||||||
public IList<object> Fields { get; set; } = new List<object>();
|
|
||||||
public IList<object> Methods { get; set; } = new List<object>();
|
|
||||||
}
|
|
||||||
|
|
||||||
public virtual void Generate(GenerationParameters parameters)
|
|
||||||
{
|
|
||||||
FileUtil.RecreateDir(parameters.outputPath);
|
|
||||||
|
|
||||||
for (int i = 0; i < parameters.classCount; i++)
|
|
||||||
{
|
|
||||||
Debug.Log($"[{GetType().Name}] Generating class {i}");
|
|
||||||
var localRandom = new RandomWithKey(((RandomWithKey)parameters.random).Key, parameters.random.NextInt());
|
|
||||||
string outputFile = $"{parameters.outputPath}/__GeneratedGarbageClass_{i}.cs";
|
|
||||||
var result = new StringBuilder(64 * 1024);
|
|
||||||
GenerateClass(i, localRandom, result, parameters);
|
|
||||||
File.WriteAllText(outputFile, result.ToString(), Encoding.UTF8);
|
|
||||||
Debug.Log($"[{GetType().Name}] Generated class {i} to {outputFile}");
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
protected abstract object CreateField(int index, IRandom random, GenerationParameters parameters);
|
|
||||||
|
|
||||||
protected abstract object CreateMethod(int index, IRandom random, GenerationParameters parameters);
|
|
||||||
|
|
||||||
protected virtual IClassGenerationInfo CreateClassGenerationInfo(string classNamespace, string className, IRandom random, GenerationParameters parameters)
|
|
||||||
{
|
|
||||||
var cgi = new ClassGenerationInfo
|
|
||||||
{
|
|
||||||
Namespace = classNamespace,
|
|
||||||
Name = className,
|
|
||||||
};
|
|
||||||
|
|
||||||
for (int i = 0; i < parameters.fieldCountPerClass; i++)
|
|
||||||
{
|
|
||||||
cgi.Fields.Add(CreateField(i, random, parameters));
|
|
||||||
}
|
|
||||||
|
|
||||||
for (int i = 0; i < parameters.methodCountPerClass; i++)
|
|
||||||
{
|
|
||||||
cgi.Methods.Add(CreateMethod(i, random, parameters));
|
|
||||||
}
|
|
||||||
|
|
||||||
return cgi;
|
|
||||||
}
|
|
||||||
|
|
||||||
protected virtual void GenerateClass(int classIndex, IRandom random, StringBuilder result, GenerationParameters parameters)
|
|
||||||
{
|
|
||||||
IClassGenerationInfo cgi = CreateClassGenerationInfo(parameters.classNamespace, $"{parameters.classNamePrefix}{classIndex}", random, parameters);
|
|
||||||
result.AppendLine("using System;");
|
|
||||||
result.AppendLine("using System.Collections.Generic;");
|
|
||||||
result.AppendLine("using System.Linq;");
|
|
||||||
result.AppendLine("using System.IO;");
|
|
||||||
result.AppendLine("using UnityEngine;");
|
|
||||||
|
|
||||||
GenerateUsings(result, cgi);
|
|
||||||
|
|
||||||
result.AppendLine($"namespace {cgi.Namespace}");
|
|
||||||
result.AppendLine("{");
|
|
||||||
result.AppendLine($" public class {cgi.Name}");
|
|
||||||
result.AppendLine(" {");
|
|
||||||
|
|
||||||
string indent = " ";
|
|
||||||
foreach (object field in cgi.Fields)
|
|
||||||
{
|
|
||||||
GenerateField(result, cgi, random, field, indent);
|
|
||||||
}
|
|
||||||
foreach (object method in cgi.Methods)
|
|
||||||
{
|
|
||||||
GenerateMethod(result, cgi, random, method, indent);
|
|
||||||
}
|
|
||||||
result.AppendLine(" }");
|
|
||||||
result.AppendLine("}");
|
|
||||||
}
|
|
||||||
|
|
||||||
protected abstract void GenerateUsings(StringBuilder result, IClassGenerationInfo cgi);
|
|
||||||
|
|
||||||
protected abstract void GenerateField(StringBuilder result, IClassGenerationInfo cgi, IRandom random, object field, string indent);
|
|
||||||
|
|
||||||
protected abstract void GenerateMethod(StringBuilder result, IClassGenerationInfo cgi, IRandom random, object method, string indent);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: bae18fd49482f00439d37f28a6a78d9b
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,177 +0,0 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using Obfuz.Utils;
|
|
||||||
using System;
|
|
||||||
using System.Linq;
|
|
||||||
using System.Text;
|
|
||||||
|
|
||||||
namespace Obfuz.GarbageCodeGeneration
|
|
||||||
{
|
|
||||||
|
|
||||||
public class UIGarbageCodeGenerator : SpecificGarbageCodeGeneratorBase
|
|
||||||
{
|
|
||||||
/*
|
|
||||||
*
|
|
||||||
* public Button b1;
|
|
||||||
public Image b2;
|
|
||||||
public RawImage b30;
|
|
||||||
public Text b3;
|
|
||||||
public Slider b4;
|
|
||||||
public ScrollRect b5;
|
|
||||||
public Scrollbar b6;
|
|
||||||
public Mask b7;
|
|
||||||
public RectMask2D b70;
|
|
||||||
public Canvas b8;
|
|
||||||
public CanvasGroup b9;
|
|
||||||
public RectTransform b10;
|
|
||||||
public Transform b11;
|
|
||||||
public GameObject b12;
|
|
||||||
*/
|
|
||||||
|
|
||||||
private readonly string[] _types = new string[]
|
|
||||||
{
|
|
||||||
"Button",
|
|
||||||
"Image",
|
|
||||||
"RawImage",
|
|
||||||
"Text",
|
|
||||||
"Slider",
|
|
||||||
"ScrollRect",
|
|
||||||
"Scrollbar",
|
|
||||||
"Mask",
|
|
||||||
"RectMask2D",
|
|
||||||
"Canvas",
|
|
||||||
"CanvasGroup",
|
|
||||||
"RectTransform",
|
|
||||||
//"Transform",
|
|
||||||
//"GameObject",
|
|
||||||
};
|
|
||||||
|
|
||||||
private string CreateRandomType(IRandom random)
|
|
||||||
{
|
|
||||||
return _types[random.NextInt(_types.Length)];
|
|
||||||
}
|
|
||||||
|
|
||||||
private string GetReadMethodNameOfType(string type)
|
|
||||||
{
|
|
||||||
switch (type)
|
|
||||||
{
|
|
||||||
case "bool": return "ReadBoolean";
|
|
||||||
case "byte": return "ReadByte";
|
|
||||||
case "short": return "ReadInt16";
|
|
||||||
case "int": return "ReadInt32";
|
|
||||||
case "long": return "ReadInt64";
|
|
||||||
case "float": return "ReadSingle";
|
|
||||||
case "double": return "ReadDouble";
|
|
||||||
default: throw new ArgumentException($"Unsupported type: {type}");
|
|
||||||
}
|
|
||||||
}
|
|
||||||
class FieldGenerationInfo
|
|
||||||
{
|
|
||||||
public int index;
|
|
||||||
public string name;
|
|
||||||
public string type;
|
|
||||||
}
|
|
||||||
|
|
||||||
class MethodGenerationInfo
|
|
||||||
{
|
|
||||||
public int index;
|
|
||||||
public string name;
|
|
||||||
}
|
|
||||||
|
|
||||||
protected override object CreateField(int index, IRandom random, GenerationParameters parameters)
|
|
||||||
{
|
|
||||||
return new FieldGenerationInfo
|
|
||||||
{
|
|
||||||
index = index,
|
|
||||||
name = $"x{index}",
|
|
||||||
type = CreateRandomType(random),
|
|
||||||
};
|
|
||||||
}
|
|
||||||
|
|
||||||
protected override object CreateMethod(int index, IRandom random, GenerationParameters parameters)
|
|
||||||
{
|
|
||||||
return new MethodGenerationInfo
|
|
||||||
{
|
|
||||||
index = index,
|
|
||||||
name = $"Init{index}",
|
|
||||||
};
|
|
||||||
}
|
|
||||||
|
|
||||||
protected override void GenerateUsings(StringBuilder result, IClassGenerationInfo cgi)
|
|
||||||
{
|
|
||||||
result.AppendLine("using UnityEngine.UI;");
|
|
||||||
}
|
|
||||||
|
|
||||||
protected override void GenerateField(StringBuilder result, IClassGenerationInfo cgi, IRandom random, object field, string indent)
|
|
||||||
{
|
|
||||||
var fgi = (FieldGenerationInfo)field;
|
|
||||||
result.AppendLine($"{indent}public {fgi.type} {fgi.name};");
|
|
||||||
}
|
|
||||||
|
|
||||||
protected override void GenerateMethod(StringBuilder result, IClassGenerationInfo cgi, IRandom random, object method, string indent)
|
|
||||||
{
|
|
||||||
var mgi = (MethodGenerationInfo)method;
|
|
||||||
result.AppendLine($"{indent}public void {mgi.name}(GameObject go)");
|
|
||||||
result.AppendLine($"{indent}{{");
|
|
||||||
|
|
||||||
string indent2 = indent + " ";
|
|
||||||
result.AppendLine($"{indent2}int a = 0;");
|
|
||||||
result.AppendLine($"{indent2}int b = 0;");
|
|
||||||
int maxN = 100;
|
|
||||||
var shuffledFields = cgi.Fields.ToList();
|
|
||||||
RandomUtil.ShuffleList(shuffledFields, random);
|
|
||||||
foreach (FieldGenerationInfo fgi in shuffledFields)
|
|
||||||
{
|
|
||||||
if (random.NextInPercentage(0.5f))
|
|
||||||
{
|
|
||||||
result.AppendLine($"{indent2}this.{fgi.name} = go.transform.Find(\"ui/{fgi.name}\").GetComponent<{fgi.type}>();");
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
result.AppendLine($"{indent2}this.{fgi.name} = go.GetComponent<{fgi.type}>();");
|
|
||||||
}
|
|
||||||
if (random.NextInPercentage(0.5f))
|
|
||||||
{
|
|
||||||
result.AppendLine($"{indent2}a = b * {random.NextInt(maxN)} + go.layer;");
|
|
||||||
result.AppendLine($"{indent2}b = a * go.layer + {random.NextInt(maxN)};");
|
|
||||||
}
|
|
||||||
if (random.NextInPercentage(0.5f))
|
|
||||||
{
|
|
||||||
result.AppendLine($"{indent2}a *= {random.NextInt(0, 10000)};");
|
|
||||||
}
|
|
||||||
if (random.NextInPercentage(0.5f))
|
|
||||||
{
|
|
||||||
result.AppendLine($"{indent2}b /= {random.NextInt(0, 10000)};");
|
|
||||||
}
|
|
||||||
if (random.NextInPercentage(0.5f))
|
|
||||||
{
|
|
||||||
result.AppendLine($"{indent2}a = a * b << {random.NextInt(0, 10000)};");
|
|
||||||
}
|
|
||||||
if (random.NextInPercentage(0.5f))
|
|
||||||
{
|
|
||||||
result.AppendLine($"{indent2}b = a / b & {random.NextInt(0, 10000)};");
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
result.AppendLine($"{indent}}}");
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 5071c4b9c7f5aef409f3e7fdb45ecd8d
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,24 +1,9 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using Obfuz.ObfusPasses;
|
using Obfuz.ObfusPasses;
|
||||||
|
using System;
|
||||||
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
|
|
||||||
namespace Obfuz
|
namespace Obfuz
|
||||||
{
|
{
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: b7003f9503025794b8aa775d9ade335c
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,8 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 120b2dcffd582e84dbb92003240824d1
|
|
||||||
folderAsset: yes
|
|
||||||
DefaultImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,40 +1,54 @@
|
||||||
// Copyright 2025 Code Philosophy
|
using dnlib.DotNet.Emit;
|
||||||
//
|
using dnlib.DotNet;
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
|
||||||
using dnlib.DotNet.Emit;
|
|
||||||
using Obfuz.Emit;
|
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using Obfuz.Emit;
|
||||||
|
|
||||||
namespace Obfuz.ObfusPasses
|
namespace Obfuz.ObfusPasses
|
||||||
{
|
{
|
||||||
public abstract class BasicBlockObfuscationPassBase : ObfuscationMethodPassBase
|
public abstract class BasicBlockObfuscationPassBase : ObfuscationPassBase
|
||||||
{
|
{
|
||||||
protected virtual bool ComputeBlockInLoop => true;
|
protected abstract bool NeedObfuscateMethod(MethodDef method);
|
||||||
|
|
||||||
|
public override void Process()
|
||||||
|
{
|
||||||
|
var ctx = ObfuscationPassContext.Current;
|
||||||
|
ObfuscationMethodWhitelist whiteList = ctx.whiteList;
|
||||||
|
ConfigurablePassPolicy passPolicy = ctx.passPolicy;
|
||||||
|
foreach (ModuleDef mod in ctx.modulesToObfuscate)
|
||||||
|
{
|
||||||
|
if (whiteList.IsInWhiteList(mod) || !Support(passPolicy.GetAssemblyObfuscationPasses(mod)))
|
||||||
|
{
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
// ToArray to avoid modify list exception
|
||||||
|
foreach (TypeDef type in mod.GetTypes().ToArray())
|
||||||
|
{
|
||||||
|
if (whiteList.IsInWhiteList(type) || !Support(passPolicy.GetTypeObfuscationPasses(type)))
|
||||||
|
{
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
// ToArray to avoid modify list exception
|
||||||
|
foreach (MethodDef method in type.Methods.ToArray())
|
||||||
|
{
|
||||||
|
if (!method.HasBody || ctx.whiteList.IsInWhiteList(method) || !Support(passPolicy.GetMethodObfuscationPasses(method)) || !NeedObfuscateMethod(method))
|
||||||
|
{
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
// TODO if isGeneratedBy Obfuscator, continue
|
||||||
|
ObfuscateData(method);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
protected abstract bool TryObfuscateInstruction(MethodDef callingMethod, Instruction inst, BasicBlock block, int instructionIndex,
|
protected abstract bool TryObfuscateInstruction(MethodDef callingMethod, Instruction inst, BasicBlock block, int instructionIndex,
|
||||||
IList<Instruction> globalInstructions, List<Instruction> outputInstructions, List<Instruction> totalFinalInstructions);
|
IList<Instruction> globalInstructions, List<Instruction> outputInstructions, List<Instruction> totalFinalInstructions);
|
||||||
|
|
||||||
protected override void ObfuscateData(MethodDef method)
|
private void ObfuscateData(MethodDef method)
|
||||||
{
|
{
|
||||||
BasicBlockCollection bbc = new BasicBlockCollection(method, ComputeBlockInLoop);
|
BasicBlockCollection bbc = new BasicBlockCollection(method);
|
||||||
|
|
||||||
IList<Instruction> instructions = method.Body.Instructions;
|
IList<Instruction> instructions = method.Body.Instructions;
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: ae83aaf003665614092aabceabff3cf8
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,8 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: cf68e45551825c547b137f6e5189937e
|
|
||||||
folderAsset: yes
|
|
||||||
DefaultImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,56 +1,31 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
using dnlib.DotNet;
|
||||||
using dnlib.DotNet.Emit;
|
using dnlib.DotNet.Emit;
|
||||||
using Obfuz.Emit;
|
|
||||||
using Obfuz.Settings;
|
|
||||||
using Obfuz.Utils;
|
using Obfuz.Utils;
|
||||||
|
using Obfuz.Emit;
|
||||||
|
using System;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Runtime.CompilerServices;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
|
using UnityEngine.Assertions;
|
||||||
|
using Obfuz.Settings;
|
||||||
|
|
||||||
namespace Obfuz.ObfusPasses.CallObfus
|
namespace Obfuz.ObfusPasses.CallObfus
|
||||||
{
|
{
|
||||||
class ObfusMethodContext
|
public class CallObfusPass : BasicBlockObfuscationPassBase
|
||||||
{
|
{
|
||||||
public MethodDef method;
|
private readonly List<string> _configFiles;
|
||||||
public LocalVariableAllocator localVariableAllocator;
|
private readonly int _obfuscationLevel;
|
||||||
public IRandom localRandom;
|
|
||||||
public EncryptionScopeInfo encryptionScope;
|
|
||||||
}
|
|
||||||
|
|
||||||
public class CallObfusPass : ObfuscationMethodPassBase
|
|
||||||
{
|
|
||||||
public static CallObfuscationSettingsFacade CurrentSettings { get; private set; }
|
|
||||||
|
|
||||||
private readonly CallObfuscationSettingsFacade _settings;
|
|
||||||
private SpecialWhiteListMethodCalculator _specialWhiteListMethodCache;
|
|
||||||
|
|
||||||
private IObfuscator _dynamicProxyObfuscator;
|
private IObfuscator _dynamicProxyObfuscator;
|
||||||
private IObfuscationPolicy _dynamicProxyPolicy;
|
private IObfuscationPolicy _dynamicProxyPolicy;
|
||||||
|
|
||||||
public override ObfuscationPassType Type => ObfuscationPassType.CallObfus;
|
public override ObfuscationPassType Type => ObfuscationPassType.CallObfus;
|
||||||
|
|
||||||
public CallObfusPass(CallObfuscationSettingsFacade settings)
|
public CallObfusPass(CallObfuscationSettings settings)
|
||||||
{
|
{
|
||||||
_settings = settings;
|
_configFiles = settings.ruleFiles.ToList();
|
||||||
CurrentSettings = settings;
|
_obfuscationLevel = settings.obfuscationLevel;
|
||||||
}
|
}
|
||||||
|
|
||||||
public override void Stop()
|
public override void Stop()
|
||||||
|
|
@ -61,74 +36,8 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
public override void Start()
|
public override void Start()
|
||||||
{
|
{
|
||||||
var ctx = ObfuscationPassContext.Current;
|
var ctx = ObfuscationPassContext.Current;
|
||||||
|
_dynamicProxyObfuscator = new DefaultCallProxyObfuscator(ctx.encryptionScopeProvider, ctx.constFieldAllocator, ctx.moduleEntityManager, _obfuscationLevel);
|
||||||
_specialWhiteListMethodCache = new SpecialWhiteListMethodCalculator(ctx.coreSettings.targetRuntime, _settings.obfuscateCallToMethodInMscorlib);
|
_dynamicProxyPolicy = new ConfigurableObfuscationPolicy(ctx.assembliesToObfuscate, _configFiles);
|
||||||
_dynamicProxyObfuscator = CreateObfuscator(ctx, _settings.proxyMode);
|
|
||||||
_dynamicProxyPolicy = new ConfigurableObfuscationPolicy(ctx.coreSettings.assembliesToObfuscate, _settings.ruleFiles);
|
|
||||||
}
|
|
||||||
|
|
||||||
private IObfuscator CreateObfuscator(ObfuscationPassContext ctx, ProxyMode mode)
|
|
||||||
{
|
|
||||||
switch (mode)
|
|
||||||
{
|
|
||||||
case ProxyMode.Dispatch:
|
|
||||||
return new DispatchProxyObfuscator(ctx.moduleEntityManager);
|
|
||||||
case ProxyMode.Delegate:
|
|
||||||
return new DelegateProxyObfuscator(ctx.moduleEntityManager);
|
|
||||||
default:
|
|
||||||
throw new System.NotSupportedException($"Unsupported proxy mode: {mode}");
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
protected override void ObfuscateData(MethodDef method)
|
|
||||||
{
|
|
||||||
BasicBlockCollection bbc = new BasicBlockCollection(method, false);
|
|
||||||
|
|
||||||
IList<Instruction> instructions = method.Body.Instructions;
|
|
||||||
|
|
||||||
var outputInstructions = new List<Instruction>();
|
|
||||||
var totalFinalInstructions = new List<Instruction>();
|
|
||||||
|
|
||||||
ObfuscationPassContext ctx = ObfuscationPassContext.Current;
|
|
||||||
var encryptionScope = ctx.moduleEntityManager.EncryptionScopeProvider.GetScope(method.Module);
|
|
||||||
var localRandom = encryptionScope.localRandomCreator(MethodEqualityComparer.CompareDeclaringTypes.GetHashCode(method));
|
|
||||||
var omc = new ObfusMethodContext
|
|
||||||
{
|
|
||||||
method = method,
|
|
||||||
localVariableAllocator = new LocalVariableAllocator(method),
|
|
||||||
localRandom = localRandom,
|
|
||||||
encryptionScope = encryptionScope,
|
|
||||||
};
|
|
||||||
Instruction lastInst = null;
|
|
||||||
for (int i = 0; i < instructions.Count; i++)
|
|
||||||
{
|
|
||||||
Instruction inst = instructions[i];
|
|
||||||
BasicBlock block = bbc.GetBasicBlockByInstruction(inst);
|
|
||||||
outputInstructions.Clear();
|
|
||||||
if (TryObfuscateInstruction(method, lastInst, inst, outputInstructions, omc))
|
|
||||||
{
|
|
||||||
// current instruction may be the target of control flow instruction, so we can't remove it directly.
|
|
||||||
// we replace it with nop now, then remove it in CleanUpInstructionPass
|
|
||||||
inst.OpCode = outputInstructions[0].OpCode;
|
|
||||||
inst.Operand = outputInstructions[0].Operand;
|
|
||||||
totalFinalInstructions.Add(inst);
|
|
||||||
for (int k = 1; k < outputInstructions.Count; k++)
|
|
||||||
{
|
|
||||||
totalFinalInstructions.Add(outputInstructions[k]);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
totalFinalInstructions.Add(inst);
|
|
||||||
}
|
|
||||||
lastInst = inst;
|
|
||||||
}
|
|
||||||
|
|
||||||
instructions.Clear();
|
|
||||||
foreach (var obInst in totalFinalInstructions)
|
|
||||||
{
|
|
||||||
instructions.Add(obInst);
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
|
||||||
protected override bool NeedObfuscateMethod(MethodDef method)
|
protected override bool NeedObfuscateMethod(MethodDef method)
|
||||||
|
|
@ -136,7 +45,8 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
return _dynamicProxyPolicy.NeedObfuscateCallInMethod(method);
|
return _dynamicProxyPolicy.NeedObfuscateCallInMethod(method);
|
||||||
}
|
}
|
||||||
|
|
||||||
private bool TryObfuscateInstruction(MethodDef callerMethod, Instruction lastInst, Instruction inst, List<Instruction> outputInstructions, ObfusMethodContext ctx)
|
protected override bool TryObfuscateInstruction(MethodDef callerMethod, Instruction inst, BasicBlock block,
|
||||||
|
int instructionIndex, IList<Instruction> globalInstructions, List<Instruction> outputInstructions, List<Instruction> totalFinalInstructions)
|
||||||
{
|
{
|
||||||
IMethod calledMethod = inst.Operand as IMethod;
|
IMethod calledMethod = inst.Operand as IMethod;
|
||||||
if (calledMethod == null || !calledMethod.IsMethod)
|
if (calledMethod == null || !calledMethod.IsMethod)
|
||||||
|
|
@ -158,7 +68,7 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
}
|
}
|
||||||
case Code.Callvirt:
|
case Code.Callvirt:
|
||||||
{
|
{
|
||||||
if (lastInst != null && lastInst.OpCode.Code == Code.Constrained)
|
if (instructionIndex > 0 && globalInstructions[instructionIndex - 1].OpCode.Code == Code.Constrained)
|
||||||
{
|
{
|
||||||
return false;
|
return false;
|
||||||
}
|
}
|
||||||
|
|
@ -168,19 +78,15 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
default: return false;
|
default: return false;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
if (!_dynamicProxyPolicy.NeedObfuscateCalledMethod(callerMethod, calledMethod, callVir, block.inLoop))
|
||||||
if (_specialWhiteListMethodCache.IsInWhiteList(calledMethod))
|
|
||||||
{
|
{
|
||||||
return false;
|
return false;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
ObfuscationCachePolicy cachePolicy = _dynamicProxyPolicy.GetMethodObfuscationCachePolicy(callerMethod);
|
||||||
if (!_dynamicProxyPolicy.NeedObfuscateCalledMethod(callerMethod, calledMethod, callVir))
|
bool cachedCallIndex = block.inLoop ? cachePolicy.cacheInLoop : cachePolicy.cacheNotInLoop;
|
||||||
{
|
_dynamicProxyObfuscator.Obfuscate(callerMethod, calledMethod, callVir, cachedCallIndex, outputInstructions);
|
||||||
return false;
|
return true;
|
||||||
}
|
|
||||||
|
|
||||||
return _dynamicProxyObfuscator.Obfuscate(callerMethod, calledMethod, callVir, outputInstructions);
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 112178b770868274fb8119a4997a3420
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,38 +1,18 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
using dnlib.DotNet;
|
||||||
using dnlib.DotNet.Emit;
|
using dnlib.DotNet.Emit;
|
||||||
using Obfuz.Editor;
|
using Obfuz.Editor;
|
||||||
using Obfuz.Emit;
|
using Obfuz.Emit;
|
||||||
using Obfuz.Settings;
|
|
||||||
using Obfuz.Utils;
|
using Obfuz.Utils;
|
||||||
using System;
|
using System;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
using System.Linq;
|
using System.Linq;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
using MethodImplAttributes = dnlib.DotNet.MethodImplAttributes;
|
using MethodImplAttributes = dnlib.DotNet.MethodImplAttributes;
|
||||||
using TypeAttributes = dnlib.DotNet.TypeAttributes;
|
using TypeAttributes = dnlib.DotNet.TypeAttributes;
|
||||||
|
|
||||||
namespace Obfuz.ObfusPasses.CallObfus
|
namespace Obfuz.ObfusPasses.CallObfus
|
||||||
{
|
{
|
||||||
|
|
||||||
public struct ProxyCallMethodData
|
public struct ProxyCallMethodData
|
||||||
{
|
{
|
||||||
public readonly MethodDef proxyMethod;
|
public readonly MethodDef proxyMethod;
|
||||||
|
|
@ -51,11 +31,38 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
class ModuleDispatchProxyAllocator : GroupByModuleEntityBase
|
class ModuleCallProxyAllocator : IGroupByModuleEntity
|
||||||
{
|
{
|
||||||
private bool _done;
|
private ModuleDef _module;
|
||||||
private CallObfuscationSettingsFacade _settings;
|
private readonly EncryptionScopeProvider _encryptionScopeProvider;
|
||||||
|
private readonly int _encryptionLevel;
|
||||||
|
|
||||||
|
private EncryptionScopeInfo _encryptionScope;
|
||||||
|
private bool _done;
|
||||||
|
|
||||||
|
class MethodKey : IEquatable<MethodKey>
|
||||||
|
{
|
||||||
|
public readonly IMethod _method;
|
||||||
|
public readonly bool _callVir;
|
||||||
|
private readonly int _hashCode;
|
||||||
|
|
||||||
|
public MethodKey(IMethod method, bool callVir)
|
||||||
|
{
|
||||||
|
_method = method;
|
||||||
|
_callVir = callVir;
|
||||||
|
_hashCode = HashUtil.CombineHash(MethodEqualityComparer.CompareDeclaringTypes.GetHashCode(method), callVir ? 1 : 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
public override int GetHashCode()
|
||||||
|
{
|
||||||
|
return _hashCode;
|
||||||
|
}
|
||||||
|
|
||||||
|
public bool Equals(MethodKey other)
|
||||||
|
{
|
||||||
|
return MethodEqualityComparer.CompareDeclaringTypes.Equals(_method, other._method) && _callVir == other._callVir;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
class MethodProxyInfo
|
class MethodProxyInfo
|
||||||
{
|
{
|
||||||
|
|
@ -69,9 +76,11 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
|
|
||||||
private readonly Dictionary<MethodKey, MethodProxyInfo> _methodProxys = new Dictionary<MethodKey, MethodProxyInfo>();
|
private readonly Dictionary<MethodKey, MethodProxyInfo> _methodProxys = new Dictionary<MethodKey, MethodProxyInfo>();
|
||||||
|
|
||||||
|
|
||||||
|
const int maxProxyMethodPerDispatchMethod = 1000;
|
||||||
|
|
||||||
class CallInfo
|
class CallInfo
|
||||||
{
|
{
|
||||||
public string id;
|
|
||||||
public IMethod method;
|
public IMethod method;
|
||||||
public bool callVir;
|
public bool callVir;
|
||||||
}
|
}
|
||||||
|
|
@ -87,87 +96,61 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
|
|
||||||
private TypeDef _proxyTypeDef;
|
private TypeDef _proxyTypeDef;
|
||||||
|
|
||||||
public ModuleDispatchProxyAllocator()
|
public ModuleCallProxyAllocator(EncryptionScopeProvider encryptionScopeProvider, int encryptionLevel)
|
||||||
{
|
{
|
||||||
|
_encryptionScopeProvider = encryptionScopeProvider;
|
||||||
|
_encryptionLevel = encryptionLevel;
|
||||||
}
|
}
|
||||||
|
|
||||||
public override void Init()
|
public void Init(ModuleDef mod)
|
||||||
{
|
{
|
||||||
_settings = CallObfusPass.CurrentSettings;
|
_module = mod;
|
||||||
|
_encryptionScope = _encryptionScopeProvider.GetScope(mod);
|
||||||
}
|
}
|
||||||
|
|
||||||
private TypeDef CreateProxyTypeDef()
|
private TypeDef CreateProxyTypeDef()
|
||||||
{
|
{
|
||||||
ModuleDef mod = Module;
|
var typeDef = new TypeDefUser($"{ConstValues.ObfuzInternalSymbolNamePrefix}ProxyCall", _module.CorLibTypes.Object.ToTypeDefOrRef());
|
||||||
using (var scope = new DisableTypeDefFindCacheScope(mod))
|
typeDef.Attributes = TypeAttributes.NotPublic | TypeAttributes.Sealed;
|
||||||
{
|
_module.EnableTypeDefFindCache = false;
|
||||||
var typeDef = new TypeDefUser($"{ConstValues.ObfuzInternalSymbolNamePrefix}ProxyCall", mod.CorLibTypes.Object.ToTypeDefOrRef());
|
_module.Types.Add(typeDef);
|
||||||
typeDef.Attributes = TypeAttributes.NotPublic | TypeAttributes.Sealed;
|
_module.EnableTypeDefFindCache = true;
|
||||||
mod.Types.Add(typeDef);
|
return typeDef;
|
||||||
return typeDef;
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
|
||||||
private readonly HashSet<string> _uniqueMethodNames = new HashSet<string>();
|
private MethodDef CreateDispatchMethodInfo(MethodSig methodSig)
|
||||||
|
|
||||||
|
|
||||||
private string ToUniqueMethodName(string originalName)
|
|
||||||
{
|
|
||||||
if (_uniqueMethodNames.Add(originalName))
|
|
||||||
{
|
|
||||||
return originalName;
|
|
||||||
}
|
|
||||||
for (int index = 1; ; index++)
|
|
||||||
{
|
|
||||||
string uniqueName = $"{originalName}${index}";
|
|
||||||
if (_uniqueMethodNames.Add(uniqueName))
|
|
||||||
{
|
|
||||||
return uniqueName;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
private string CreateDispatchMethodName(MethodSig methodSig, int index)
|
|
||||||
{
|
|
||||||
// use a stable name for the dispatch method, so that we can reuse it across different modules
|
|
||||||
// this is important for cross-module calls
|
|
||||||
return ToUniqueMethodName($"{ConstValues.ObfuzInternalSymbolNamePrefix}Dispatch_{HashUtil.ComputeHash(methodSig.Params) & 0xFFFF}_{HashUtil.ComputeHash(methodSig.RetType) & 0xFFFFFF}");
|
|
||||||
}
|
|
||||||
|
|
||||||
private MethodDef CreateDispatchMethodInfo(MethodSig methodSig, int index)
|
|
||||||
{
|
{
|
||||||
if (_proxyTypeDef == null)
|
if (_proxyTypeDef == null)
|
||||||
{
|
{
|
||||||
_proxyTypeDef = CreateProxyTypeDef();
|
_proxyTypeDef = CreateProxyTypeDef();
|
||||||
}
|
}
|
||||||
MethodDef methodDef = new MethodDefUser(CreateDispatchMethodName(methodSig, index), methodSig,
|
MethodDef methodDef = new MethodDefUser($"{ConstValues.ObfuzInternalSymbolNamePrefix}ProxyCall$Dispatch${_proxyTypeDef.Methods.Count}", methodSig,
|
||||||
MethodImplAttributes.IL | MethodImplAttributes.Managed,
|
MethodImplAttributes.IL | MethodImplAttributes.Managed,
|
||||||
MethodAttributes.Static | MethodAttributes.Public);
|
MethodAttributes.Static | MethodAttributes.Private);
|
||||||
methodDef.DeclaringType = _proxyTypeDef;
|
methodDef.DeclaringType = _proxyTypeDef;
|
||||||
return methodDef;
|
return methodDef;
|
||||||
}
|
}
|
||||||
|
|
||||||
private MethodSig CreateDispatchMethodSig(IMethod method)
|
private MethodSig CreateDispatchMethodSig(IMethod method)
|
||||||
{
|
{
|
||||||
ModuleDef mod = Module;
|
MethodSig methodSig = MetaUtil.ToSharedMethodSig(_module.CorLibTypes, MetaUtil.GetInflatedMethodSig(method));
|
||||||
MethodSig methodSig = MetaUtil.ToSharedMethodSig(mod.CorLibTypes, MetaUtil.GetInflatedMethodSig(method, null));
|
|
||||||
//MethodSig methodSig = MetaUtil.GetInflatedMethodSig(method).Clone();
|
//MethodSig methodSig = MetaUtil.GetInflatedMethodSig(method).Clone();
|
||||||
//methodSig.Params
|
//methodSig.Params
|
||||||
switch (MetaUtil.GetThisArgType(method))
|
switch (MetaUtil.GetThisArgType(method))
|
||||||
{
|
{
|
||||||
case ThisArgType.Class:
|
case ThisArgType.Class:
|
||||||
{
|
{
|
||||||
methodSig.Params.Insert(0, mod.CorLibTypes.Object);
|
methodSig.Params.Insert(0, _module.CorLibTypes.Object);
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
case ThisArgType.ValueType:
|
case ThisArgType.ValueType:
|
||||||
{
|
{
|
||||||
methodSig.Params.Insert(0, mod.CorLibTypes.IntPtr);
|
methodSig.Params.Insert(0, _module.CorLibTypes.IntPtr);
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
// extra param for index
|
// extra param for index
|
||||||
methodSig.Params.Add(mod.CorLibTypes.Int32);
|
methodSig.Params.Add(_module.CorLibTypes.Int32);
|
||||||
return MethodSig.CreateStatic(methodSig.RetType, methodSig.Params.ToArray());
|
return MethodSig.CreateStatic(methodSig.RetType, methodSig.Params.ToArray());
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
@ -178,7 +161,7 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
|
|
||||||
private int GenerateEncryptOps(IRandom random)
|
private int GenerateEncryptOps(IRandom random)
|
||||||
{
|
{
|
||||||
return EncryptionUtil.GenerateEncryptionOpCodes(random, EncryptionScope.encryptor, _settings.obfuscationLevel);
|
return EncryptionUtil.GenerateEncryptionOpCodes(random, _encryptionScope.encryptor, _encryptionLevel);
|
||||||
}
|
}
|
||||||
|
|
||||||
private DispatchMethodInfo GetDispatchMethod(IMethod method)
|
private DispatchMethodInfo GetDispatchMethod(IMethod method)
|
||||||
|
|
@ -189,11 +172,11 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
dispatchMethods = new List<DispatchMethodInfo>();
|
dispatchMethods = new List<DispatchMethodInfo>();
|
||||||
_dispatchMethods.Add(methodSig, dispatchMethods);
|
_dispatchMethods.Add(methodSig, dispatchMethods);
|
||||||
}
|
}
|
||||||
if (dispatchMethods.Count == 0 || dispatchMethods.Last().methods.Count >= _settings.maxProxyMethodCountPerDispatchMethod)
|
if (dispatchMethods.Count == 0 || dispatchMethods.Last().methods.Count >= maxProxyMethodPerDispatchMethod)
|
||||||
{
|
{
|
||||||
var newDispatchMethodInfo = new DispatchMethodInfo
|
var newDispatchMethodInfo = new DispatchMethodInfo
|
||||||
{
|
{
|
||||||
methodDef = CreateDispatchMethodInfo(methodSig, dispatchMethods.Count),
|
methodDef = CreateDispatchMethodInfo(methodSig),
|
||||||
};
|
};
|
||||||
dispatchMethods.Add(newDispatchMethodInfo);
|
dispatchMethods.Add(newDispatchMethodInfo);
|
||||||
}
|
}
|
||||||
|
|
@ -203,7 +186,7 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
private IRandom CreateRandomForMethod(IMethod method, bool callVir)
|
private IRandom CreateRandomForMethod(IMethod method, bool callVir)
|
||||||
{
|
{
|
||||||
int seed = MethodEqualityComparer.CompareDeclaringTypes.GetHashCode(method);
|
int seed = MethodEqualityComparer.CompareDeclaringTypes.GetHashCode(method);
|
||||||
return EncryptionScope.localRandomCreator(seed);
|
return _encryptionScope.localRandomCreator(seed);
|
||||||
}
|
}
|
||||||
|
|
||||||
public ProxyCallMethodData Allocate(IMethod method, bool callVir)
|
public ProxyCallMethodData Allocate(IMethod method, bool callVir)
|
||||||
|
|
@ -221,7 +204,7 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
IRandom localRandom = CreateRandomForMethod(method, callVir);
|
IRandom localRandom = CreateRandomForMethod(method, callVir);
|
||||||
int encryptOps = GenerateEncryptOps(localRandom);
|
int encryptOps = GenerateEncryptOps(localRandom);
|
||||||
int salt = GenerateSalt(localRandom);
|
int salt = GenerateSalt(localRandom);
|
||||||
int encryptedIndex = EncryptionScope.encryptor.Encrypt(index, encryptOps, salt);
|
int encryptedIndex = _encryptionScope.encryptor.Encrypt(index, encryptOps, salt);
|
||||||
proxyInfo = new MethodProxyInfo()
|
proxyInfo = new MethodProxyInfo()
|
||||||
{
|
{
|
||||||
proxyMethod = methodDispatcher.methodDef,
|
proxyMethod = methodDispatcher.methodDef,
|
||||||
|
|
@ -230,32 +213,19 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
salt = salt,
|
salt = salt,
|
||||||
encryptedIndex = encryptedIndex,
|
encryptedIndex = encryptedIndex,
|
||||||
};
|
};
|
||||||
methodDispatcher.methods.Add(new CallInfo { id = $"{method}{(callVir ? "" : "v")}", method = method, callVir = callVir });
|
methodDispatcher.methods.Add(new CallInfo { method = method, callVir = callVir});
|
||||||
_methodProxys.Add(key, proxyInfo);
|
_methodProxys.Add(key, proxyInfo);
|
||||||
}
|
}
|
||||||
return new ProxyCallMethodData(proxyInfo.proxyMethod, proxyInfo.encryptedOps, proxyInfo.salt, proxyInfo.encryptedIndex, proxyInfo.index);
|
return new ProxyCallMethodData(proxyInfo.proxyMethod, proxyInfo.encryptedOps, proxyInfo.salt, proxyInfo.encryptedIndex, proxyInfo.index);
|
||||||
}
|
}
|
||||||
|
|
||||||
public override void Done()
|
public void Done()
|
||||||
{
|
{
|
||||||
if (_done)
|
if (_done)
|
||||||
{
|
{
|
||||||
throw new Exception("Already done");
|
throw new Exception("Already done");
|
||||||
}
|
}
|
||||||
_done = true;
|
_done = true;
|
||||||
if (_proxyTypeDef == null)
|
|
||||||
{
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
|
|
||||||
// for stable order, we sort methods by name
|
|
||||||
var methodWithNamePairList = _proxyTypeDef.Methods.Select(m => (m, m.ToString())).ToList();
|
|
||||||
methodWithNamePairList.Sort((a, b) => a.Item2.CompareTo(b.Item2));
|
|
||||||
_proxyTypeDef.Methods.Clear();
|
|
||||||
foreach (var methodPair in methodWithNamePairList)
|
|
||||||
{
|
|
||||||
methodPair.Item1.DeclaringType = _proxyTypeDef;
|
|
||||||
}
|
|
||||||
|
|
||||||
foreach (DispatchMethodInfo dispatchMethod in _dispatchMethods.Values.SelectMany(ms => ms))
|
foreach (DispatchMethodInfo dispatchMethod in _dispatchMethods.Values.SelectMany(ms => ms))
|
||||||
{
|
{
|
||||||
|
|
@ -276,9 +246,6 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
var switchInst = Instruction.Create(OpCodes.Switch, switchCases);
|
var switchInst = Instruction.Create(OpCodes.Switch, switchCases);
|
||||||
ins.Add(switchInst);
|
ins.Add(switchInst);
|
||||||
var ret = Instruction.Create(OpCodes.Ret);
|
var ret = Instruction.Create(OpCodes.Ret);
|
||||||
|
|
||||||
// sort methods by signature to ensure stable order
|
|
||||||
//dispatchMethod.methods.Sort((a, b) => a.id.CompareTo(b.id));
|
|
||||||
foreach (CallInfo ci in dispatchMethod.methods)
|
foreach (CallInfo ci in dispatchMethod.methods)
|
||||||
{
|
{
|
||||||
var callTargetMethod = Instruction.Create(ci.callVir ? OpCodes.Callvirt : OpCodes.Call, ci.method);
|
var callTargetMethod = Instruction.Create(ci.callVir ? OpCodes.Callvirt : OpCodes.Call, ci.method);
|
||||||
|
|
@ -290,4 +257,37 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
public class CallProxyAllocator
|
||||||
|
{
|
||||||
|
private readonly EncryptionScopeProvider _encryptionScopeProvider;
|
||||||
|
private GroupByModuleEntityManager _moduleEntityManager;
|
||||||
|
private readonly int _encryptionLevel;
|
||||||
|
|
||||||
|
public CallProxyAllocator(EncryptionScopeProvider encryptionScopeProvider, GroupByModuleEntityManager moduleEntityManager, int encryptionLevel)
|
||||||
|
{
|
||||||
|
_encryptionScopeProvider = encryptionScopeProvider;
|
||||||
|
_moduleEntityManager = moduleEntityManager;
|
||||||
|
_encryptionLevel = encryptionLevel;
|
||||||
|
}
|
||||||
|
|
||||||
|
private ModuleCallProxyAllocator GetModuleAllocator(ModuleDef mod)
|
||||||
|
{
|
||||||
|
return _moduleEntityManager.GetEntity<ModuleCallProxyAllocator>(mod, () => new ModuleCallProxyAllocator(_encryptionScopeProvider, _encryptionLevel));
|
||||||
|
}
|
||||||
|
|
||||||
|
public ProxyCallMethodData Allocate(ModuleDef mod, IMethod method, bool callVir)
|
||||||
|
{
|
||||||
|
ModuleCallProxyAllocator allocator = GetModuleAllocator(mod);
|
||||||
|
return allocator.Allocate(method, callVir);
|
||||||
|
}
|
||||||
|
|
||||||
|
public void Done()
|
||||||
|
{
|
||||||
|
foreach (var allocator in _moduleEntityManager.GetEntities<ModuleCallProxyAllocator>())
|
||||||
|
{
|
||||||
|
allocator.Done();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
@ -1,30 +1,13 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
using dnlib.DotNet;
|
||||||
using Obfuz.Conf;
|
using Obfuz.Conf;
|
||||||
using Obfuz.Settings;
|
|
||||||
using Obfuz.Utils;
|
using Obfuz.Utils;
|
||||||
using System;
|
using System;
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
using System.Xml;
|
using System.Xml;
|
||||||
|
using UnityEngine;
|
||||||
|
|
||||||
namespace Obfuz.ObfusPasses.CallObfus
|
namespace Obfuz.ObfusPasses.CallObfus
|
||||||
{
|
{
|
||||||
|
|
@ -34,7 +17,7 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
{
|
{
|
||||||
public string name;
|
public string name;
|
||||||
public NameMatcher nameMatcher;
|
public NameMatcher nameMatcher;
|
||||||
public bool? obfuscate;
|
public bool? obfuscateNone;
|
||||||
public List<WhiteListType> types = new List<WhiteListType>();
|
public List<WhiteListType> types = new List<WhiteListType>();
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
@ -42,7 +25,7 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
{
|
{
|
||||||
public string name;
|
public string name;
|
||||||
public NameMatcher nameMatcher;
|
public NameMatcher nameMatcher;
|
||||||
public bool? obfuscate;
|
public bool? obfuscateNone;
|
||||||
public List<WhiteListMethod> methods = new List<WhiteListMethod>();
|
public List<WhiteListMethod> methods = new List<WhiteListMethod>();
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
@ -50,17 +33,33 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
{
|
{
|
||||||
public string name;
|
public string name;
|
||||||
public NameMatcher nameMatcher;
|
public NameMatcher nameMatcher;
|
||||||
public bool? obfuscate;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
class ObfuscationRule : IRule<ObfuscationRule>
|
class ObfuscationRule : IRule<ObfuscationRule>
|
||||||
{
|
{
|
||||||
public ObfuscationLevel? obfuscationLevel;
|
public bool? disableObfuscation;
|
||||||
|
public bool? obfuscateCallInLoop;
|
||||||
|
public bool? cacheCallIndexInLoop;
|
||||||
|
public bool? cacheCallIndexNotLoop;
|
||||||
|
|
||||||
public void InheritParent(ObfuscationRule parentRule)
|
public void InheritParent(ObfuscationRule parentRule)
|
||||||
{
|
{
|
||||||
if (obfuscationLevel == null)
|
if (disableObfuscation == null)
|
||||||
obfuscationLevel = parentRule.obfuscationLevel;
|
{
|
||||||
|
disableObfuscation = parentRule.disableObfuscation;
|
||||||
|
}
|
||||||
|
if (obfuscateCallInLoop == null)
|
||||||
|
{
|
||||||
|
obfuscateCallInLoop = parentRule.obfuscateCallInLoop;
|
||||||
|
}
|
||||||
|
if (cacheCallIndexInLoop == null)
|
||||||
|
{
|
||||||
|
cacheCallIndexInLoop = parentRule.cacheCallIndexInLoop;
|
||||||
|
}
|
||||||
|
if (cacheCallIndexNotLoop == null)
|
||||||
|
{
|
||||||
|
cacheCallIndexNotLoop = parentRule.cacheCallIndexNotLoop;
|
||||||
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
@ -79,7 +78,10 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
|
|
||||||
private static readonly ObfuscationRule s_default = new ObfuscationRule()
|
private static readonly ObfuscationRule s_default = new ObfuscationRule()
|
||||||
{
|
{
|
||||||
obfuscationLevel = ObfuscationLevel.Basic,
|
disableObfuscation = false,
|
||||||
|
obfuscateCallInLoop = true,
|
||||||
|
cacheCallIndexInLoop = true,
|
||||||
|
cacheCallIndexNotLoop = false,
|
||||||
};
|
};
|
||||||
|
|
||||||
private readonly XmlAssemblyTypeMethodRuleParser<AssemblySpec, TypeSpec, MethodSpec, ObfuscationRule> _configParser;
|
private readonly XmlAssemblyTypeMethodRuleParser<AssemblySpec, TypeSpec, MethodSpec, ObfuscationRule> _configParser;
|
||||||
|
|
@ -87,12 +89,11 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
private ObfuscationRule _global;
|
private ObfuscationRule _global;
|
||||||
private readonly List<WhiteListAssembly> _whiteListAssemblies = new List<WhiteListAssembly>();
|
private readonly List<WhiteListAssembly> _whiteListAssemblies = new List<WhiteListAssembly>();
|
||||||
|
|
||||||
private readonly CachedDictionary<IMethod, bool> _whiteListMethodCache;
|
private readonly Dictionary<IMethod, bool> _whiteListMethodCache = new Dictionary<IMethod, bool>(MethodEqualityComparer.CompareDeclaringTypes);
|
||||||
private readonly Dictionary<MethodDef, ObfuscationRule> _methodRuleCache = new Dictionary<MethodDef, ObfuscationRule>();
|
private readonly Dictionary<MethodDef, ObfuscationRule> _methodRuleCache = new Dictionary<MethodDef, ObfuscationRule>();
|
||||||
|
|
||||||
public ConfigurableObfuscationPolicy(List<string> toObfuscatedAssemblyNames, List<string> xmlConfigFiles)
|
public ConfigurableObfuscationPolicy(List<string> toObfuscatedAssemblyNames, List<string> xmlConfigFiles)
|
||||||
{
|
{
|
||||||
_whiteListMethodCache = new CachedDictionary<IMethod, bool>(MethodEqualityComparer.CompareDeclaringTypes, this.ComputeIsInWhiteList);
|
|
||||||
_configParser = new XmlAssemblyTypeMethodRuleParser<AssemblySpec, TypeSpec, MethodSpec, ObfuscationRule>(toObfuscatedAssemblyNames,
|
_configParser = new XmlAssemblyTypeMethodRuleParser<AssemblySpec, TypeSpec, MethodSpec, ObfuscationRule>(toObfuscatedAssemblyNames,
|
||||||
ParseObfuscationRule, ParseGlobalElement);
|
ParseObfuscationRule, ParseGlobalElement);
|
||||||
LoadConfigs(xmlConfigFiles);
|
LoadConfigs(xmlConfigFiles);
|
||||||
|
|
@ -111,28 +112,6 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
_global.InheritParent(s_default);
|
_global.InheritParent(s_default);
|
||||||
}
|
}
|
||||||
_configParser.InheritParentRules(_global);
|
_configParser.InheritParentRules(_global);
|
||||||
InheritWhitelistRules();
|
|
||||||
}
|
|
||||||
|
|
||||||
private void InheritWhitelistRules()
|
|
||||||
{
|
|
||||||
foreach (var ass in _whiteListAssemblies)
|
|
||||||
{
|
|
||||||
foreach (var type in ass.types)
|
|
||||||
{
|
|
||||||
if (type.obfuscate == null)
|
|
||||||
{
|
|
||||||
type.obfuscate = ass.obfuscate;
|
|
||||||
}
|
|
||||||
foreach (var method in type.methods)
|
|
||||||
{
|
|
||||||
if (method.obfuscate == null)
|
|
||||||
{
|
|
||||||
method.obfuscate = type.obfuscate;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
|
||||||
private void ParseGlobalElement(string configFile, XmlElement ele)
|
private void ParseGlobalElement(string configFile, XmlElement ele)
|
||||||
|
|
@ -148,9 +127,21 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
private ObfuscationRule ParseObfuscationRule(string configFile, XmlElement ele)
|
private ObfuscationRule ParseObfuscationRule(string configFile, XmlElement ele)
|
||||||
{
|
{
|
||||||
var rule = new ObfuscationRule();
|
var rule = new ObfuscationRule();
|
||||||
if (ele.HasAttribute("obfuscationLevel"))
|
if (ele.HasAttribute("disableObfuscation"))
|
||||||
{
|
{
|
||||||
rule.obfuscationLevel = ConfigUtil.ParseObfuscationLevel(ele.GetAttribute("obfuscationLevel"));
|
rule.disableObfuscation = ConfigUtil.ParseBool(ele.GetAttribute("disableObfuscation"));
|
||||||
|
}
|
||||||
|
if (ele.HasAttribute("obfuscateCallInLoop"))
|
||||||
|
{
|
||||||
|
rule.obfuscateCallInLoop = ConfigUtil.ParseBool(ele.GetAttribute("obfuscateCallInLoop"));
|
||||||
|
}
|
||||||
|
if (ele.HasAttribute("cacheCallIndexInLoop"))
|
||||||
|
{
|
||||||
|
rule.cacheCallIndexInLoop = ConfigUtil.ParseBool(ele.GetAttribute("cacheCallIndexInLoop"));
|
||||||
|
}
|
||||||
|
if (ele.HasAttribute("cacheCallIndexNotLoop"))
|
||||||
|
{
|
||||||
|
rule.cacheCallIndexNotLoop = ConfigUtil.ParseBool(ele.GetAttribute("cacheCallIndexNotLoop"));
|
||||||
}
|
}
|
||||||
return rule;
|
return rule;
|
||||||
}
|
}
|
||||||
|
|
@ -181,9 +172,10 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
var ass = new WhiteListAssembly();
|
var ass = new WhiteListAssembly();
|
||||||
ass.name = element.GetAttribute("name");
|
ass.name = element.GetAttribute("name");
|
||||||
ass.nameMatcher = new NameMatcher(ass.name);
|
ass.nameMatcher = new NameMatcher(ass.name);
|
||||||
|
if (element.HasAttribute("obfuscateNone"))
|
||||||
ass.obfuscate = ConfigUtil.ParseNullableBool(element.GetAttribute("obfuscate")) ?? false;
|
{
|
||||||
|
ass.obfuscateNone = ConfigUtil.ParseBool(element.GetAttribute("obfuscateNone"));
|
||||||
|
}
|
||||||
foreach (XmlNode node in element.ChildNodes)
|
foreach (XmlNode node in element.ChildNodes)
|
||||||
{
|
{
|
||||||
if (!(node is XmlElement ele))
|
if (!(node is XmlElement ele))
|
||||||
|
|
@ -207,7 +199,10 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
var type = new WhiteListType();
|
var type = new WhiteListType();
|
||||||
type.name = element.GetAttribute("name");
|
type.name = element.GetAttribute("name");
|
||||||
type.nameMatcher = new NameMatcher(type.name);
|
type.nameMatcher = new NameMatcher(type.name);
|
||||||
type.obfuscate = ConfigUtil.ParseNullableBool(element.GetAttribute("obfuscate"));
|
if (element.HasAttribute("obfuscateNone"))
|
||||||
|
{
|
||||||
|
type.obfuscateNone = ConfigUtil.ParseBool(element.GetAttribute("obfuscateNone"));
|
||||||
|
}
|
||||||
|
|
||||||
foreach (XmlNode node in element.ChildNodes)
|
foreach (XmlNode node in element.ChildNodes)
|
||||||
{
|
{
|
||||||
|
|
@ -234,7 +229,6 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
var method = new WhiteListMethod();
|
var method = new WhiteListMethod();
|
||||||
method.name = element.GetAttribute("name");
|
method.name = element.GetAttribute("name");
|
||||||
method.nameMatcher = new NameMatcher(method.name);
|
method.nameMatcher = new NameMatcher(method.name);
|
||||||
method.obfuscate = ConfigUtil.ParseNullableBool(element.GetAttribute("obfuscate"));
|
|
||||||
return method;
|
return method;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
@ -242,7 +236,7 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
{
|
{
|
||||||
if (!_methodRuleCache.TryGetValue(method, out var rule))
|
if (!_methodRuleCache.TryGetValue(method, out var rule))
|
||||||
{
|
{
|
||||||
rule = _configParser.GetMethodRule(method, _global);
|
rule = _configParser.GetMethodRule(method, s_default);
|
||||||
_methodRuleCache[method] = rule;
|
_methodRuleCache[method] = rule;
|
||||||
}
|
}
|
||||||
return rule;
|
return rule;
|
||||||
|
|
@ -251,7 +245,39 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
public override bool NeedObfuscateCallInMethod(MethodDef method)
|
public override bool NeedObfuscateCallInMethod(MethodDef method)
|
||||||
{
|
{
|
||||||
ObfuscationRule rule = GetMethodObfuscationRule(method);
|
ObfuscationRule rule = GetMethodObfuscationRule(method);
|
||||||
return rule.obfuscationLevel != null && rule.obfuscationLevel.Value >= ObfuscationLevel.Basic;
|
return rule.disableObfuscation != true;
|
||||||
|
}
|
||||||
|
|
||||||
|
public override ObfuscationCachePolicy GetMethodObfuscationCachePolicy(MethodDef method)
|
||||||
|
{
|
||||||
|
ObfuscationRule rule = GetMethodObfuscationRule(method);
|
||||||
|
return new ObfuscationCachePolicy()
|
||||||
|
{
|
||||||
|
cacheInLoop = rule.cacheCallIndexInLoop.Value,
|
||||||
|
cacheNotInLoop = rule.cacheCallIndexNotLoop.Value,
|
||||||
|
};
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
private bool IsSpecialNotObfuscatedMethod(TypeDef typeDef, IMethod method)
|
||||||
|
{
|
||||||
|
if (typeDef.IsDelegate || typeDef.IsEnum)
|
||||||
|
return true;
|
||||||
|
|
||||||
|
string methodName = method.Name;
|
||||||
|
|
||||||
|
// doesn't proxy call if the method is a constructor
|
||||||
|
if (methodName == ".ctor")
|
||||||
|
{
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
// special handle
|
||||||
|
// don't proxy call for List<T>.Enumerator GetEnumerator()
|
||||||
|
if (methodName == "GetEnumerator")
|
||||||
|
{
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
return false;
|
||||||
}
|
}
|
||||||
|
|
||||||
private bool ComputeIsInWhiteList(IMethod calledMethod)
|
private bool ComputeIsInWhiteList(IMethod calledMethod)
|
||||||
|
|
@ -279,6 +305,11 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
|
|
||||||
TypeDef typeDef = declaringType.ResolveTypeDef();
|
TypeDef typeDef = declaringType.ResolveTypeDef();
|
||||||
|
|
||||||
|
if (IsSpecialNotObfuscatedMethod(typeDef, calledMethod))
|
||||||
|
{
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
string assName = typeDef.Module.Assembly.Name;
|
string assName = typeDef.Module.Assembly.Name;
|
||||||
string typeFullName = typeDef.FullName;
|
string typeFullName = typeDef.FullName;
|
||||||
string methodName = calledMethod.Name;
|
string methodName = calledMethod.Name;
|
||||||
|
|
@ -288,29 +319,50 @@ namespace Obfuz.ObfusPasses.CallObfus
|
||||||
{
|
{
|
||||||
continue;
|
continue;
|
||||||
}
|
}
|
||||||
|
if (ass.obfuscateNone == true)
|
||||||
|
{
|
||||||
|
return true;
|
||||||
|
}
|
||||||
foreach (var type in ass.types)
|
foreach (var type in ass.types)
|
||||||
{
|
{
|
||||||
if (!type.nameMatcher.IsMatch(typeFullName))
|
if (!type.nameMatcher.IsMatch(typeFullName))
|
||||||
{
|
{
|
||||||
continue;
|
continue;
|
||||||
}
|
}
|
||||||
|
if (type.obfuscateNone == true)
|
||||||
|
{
|
||||||
|
return true;
|
||||||
|
}
|
||||||
foreach (var method in type.methods)
|
foreach (var method in type.methods)
|
||||||
{
|
{
|
||||||
if (method.nameMatcher.IsMatch(methodName))
|
if (method.nameMatcher.IsMatch(methodName))
|
||||||
{
|
{
|
||||||
return !method.obfuscate.Value;
|
return true;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
return !type.obfuscate.Value;
|
|
||||||
}
|
}
|
||||||
return !ass.obfuscate.Value;
|
|
||||||
}
|
}
|
||||||
return false;
|
return false;
|
||||||
}
|
}
|
||||||
|
|
||||||
public override bool NeedObfuscateCalledMethod(MethodDef callerMethod, IMethod calledMethod, bool callVir)
|
private bool IsInWhiteList(IMethod method)
|
||||||
{
|
{
|
||||||
if (_whiteListMethodCache.GetValue(calledMethod))
|
if (!_whiteListMethodCache.TryGetValue(method, out var isWhiteList))
|
||||||
|
{
|
||||||
|
isWhiteList = ComputeIsInWhiteList(method);
|
||||||
|
_whiteListMethodCache.Add(method, isWhiteList);
|
||||||
|
}
|
||||||
|
return isWhiteList;
|
||||||
|
}
|
||||||
|
|
||||||
|
public override bool NeedObfuscateCalledMethod(MethodDef callerMethod, IMethod calledMethod, bool callVir, bool currentInLoop)
|
||||||
|
{
|
||||||
|
if (IsInWhiteList(calledMethod))
|
||||||
|
{
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
ObfuscationRule rule = GetMethodObfuscationRule(callerMethod);
|
||||||
|
if (currentInLoop && rule.obfuscateCallInLoop == false)
|
||||||
{
|
{
|
||||||
return false;
|
return false;
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: d9ea12b16c4b296459db8a60fb1615d6
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -0,0 +1,53 @@
|
||||||
|
using dnlib.DotNet.Emit;
|
||||||
|
using dnlib.DotNet;
|
||||||
|
using System.Collections.Generic;
|
||||||
|
using Obfuz.Utils;
|
||||||
|
using Obfuz.Emit;
|
||||||
|
using Obfuz.Data;
|
||||||
|
using UnityEngine;
|
||||||
|
|
||||||
|
namespace Obfuz.ObfusPasses.CallObfus
|
||||||
|
{
|
||||||
|
public class DefaultCallProxyObfuscator : ObfuscatorBase
|
||||||
|
{
|
||||||
|
private readonly EncryptionScopeProvider _encryptionScopeProvider;
|
||||||
|
private readonly ConstFieldAllocator _constFieldAllocator;
|
||||||
|
private readonly CallProxyAllocator _proxyCallAllocator;
|
||||||
|
private readonly GroupByModuleEntityManager _moduleEntityManager;
|
||||||
|
|
||||||
|
public DefaultCallProxyObfuscator(EncryptionScopeProvider encryptionScopeProvider, ConstFieldAllocator constFieldAllocator, GroupByModuleEntityManager moduleEntityManager, int encryptionLevel)
|
||||||
|
{
|
||||||
|
_encryptionScopeProvider = encryptionScopeProvider;
|
||||||
|
_constFieldAllocator = constFieldAllocator;
|
||||||
|
_moduleEntityManager = moduleEntityManager;
|
||||||
|
_proxyCallAllocator = new CallProxyAllocator(encryptionScopeProvider, moduleEntityManager, encryptionLevel);
|
||||||
|
}
|
||||||
|
|
||||||
|
public override void Done()
|
||||||
|
{
|
||||||
|
_proxyCallAllocator.Done();
|
||||||
|
}
|
||||||
|
|
||||||
|
public override void Obfuscate(MethodDef callerMethod, IMethod calledMethod, bool callVir, bool needCacheCall, List<Instruction> obfuscatedInstructions)
|
||||||
|
{
|
||||||
|
|
||||||
|
MethodSig sharedMethodSig = MetaUtil.ToSharedMethodSig(calledMethod.Module.CorLibTypes, MetaUtil.GetInflatedMethodSig(calledMethod));
|
||||||
|
ProxyCallMethodData proxyCallMethodData = _proxyCallAllocator.Allocate(callerMethod.Module, calledMethod, callVir);
|
||||||
|
DefaultMetadataImporter importer = _moduleEntityManager.GetDefaultModuleMetadataImporter(callerMethod.Module, _encryptionScopeProvider);
|
||||||
|
|
||||||
|
if (needCacheCall)
|
||||||
|
{
|
||||||
|
FieldDef cacheField = _constFieldAllocator.Allocate(callerMethod.Module, proxyCallMethodData.index);
|
||||||
|
obfuscatedInstructions.Add(Instruction.Create(OpCodes.Ldsfld, cacheField));
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
obfuscatedInstructions.Add(Instruction.CreateLdcI4(proxyCallMethodData.encryptedIndex));
|
||||||
|
obfuscatedInstructions.Add(Instruction.CreateLdcI4(proxyCallMethodData.encryptOps));
|
||||||
|
obfuscatedInstructions.Add(Instruction.CreateLdcI4(proxyCallMethodData.salt));
|
||||||
|
obfuscatedInstructions.Add(Instruction.Create(OpCodes.Call, importer.DecryptInt));
|
||||||
|
}
|
||||||
|
obfuscatedInstructions.Add(Instruction.Create(OpCodes.Call, proxyCallMethodData.proxyMethod));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
@ -1,285 +0,0 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
|
||||||
using dnlib.DotNet.Emit;
|
|
||||||
using Obfuz.Data;
|
|
||||||
using Obfuz.Emit;
|
|
||||||
using Obfuz.Settings;
|
|
||||||
using Obfuz.Utils;
|
|
||||||
using System;
|
|
||||||
using System.Collections.Generic;
|
|
||||||
using System.Linq;
|
|
||||||
|
|
||||||
namespace Obfuz.ObfusPasses.CallObfus
|
|
||||||
{
|
|
||||||
|
|
||||||
struct DelegateProxyMethodData
|
|
||||||
{
|
|
||||||
public readonly FieldDef delegateInstanceField;
|
|
||||||
public readonly MethodDef delegateInvokeMethod;
|
|
||||||
|
|
||||||
public DelegateProxyMethodData(FieldDef delegateInstanceField, MethodDef delegateInvokeMethod)
|
|
||||||
{
|
|
||||||
this.delegateInstanceField = delegateInstanceField;
|
|
||||||
this.delegateInvokeMethod = delegateInvokeMethod;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
class DelegateProxyAllocator : GroupByModuleEntityBase
|
|
||||||
{
|
|
||||||
private readonly CachedDictionary<MethodSig, TypeDef> _delegateTypes;
|
|
||||||
private readonly HashSet<string> _allocatedDelegateNames = new HashSet<string>();
|
|
||||||
|
|
||||||
private TypeDef _delegateInstanceHolderType;
|
|
||||||
private bool _done;
|
|
||||||
|
|
||||||
class CallInfo
|
|
||||||
{
|
|
||||||
public string key1;
|
|
||||||
public int key2;
|
|
||||||
public IMethod method;
|
|
||||||
public bool callVir;
|
|
||||||
|
|
||||||
public int index;
|
|
||||||
public TypeDef delegateType;
|
|
||||||
public FieldDef delegateInstanceField;
|
|
||||||
public MethodDef delegateInvokeMethod;
|
|
||||||
public MethodDef proxyMethod;
|
|
||||||
}
|
|
||||||
private readonly Dictionary<MethodKey, CallInfo> _callMethods = new Dictionary<MethodKey, CallInfo>();
|
|
||||||
private CallObfuscationSettingsFacade _settings;
|
|
||||||
|
|
||||||
public DelegateProxyAllocator()
|
|
||||||
{
|
|
||||||
_delegateTypes = new CachedDictionary<MethodSig, TypeDef>(SignatureEqualityComparer.Instance, CreateDelegateForSignature);
|
|
||||||
}
|
|
||||||
|
|
||||||
public override void Init()
|
|
||||||
{
|
|
||||||
_delegateInstanceHolderType = CreateDelegateInstanceHolderTypeDef();
|
|
||||||
_settings = CallObfusPass.CurrentSettings;
|
|
||||||
}
|
|
||||||
|
|
||||||
private string AllocateDelegateTypeName(MethodSig delegateInvokeSig)
|
|
||||||
{
|
|
||||||
uint hashCode = (uint)SignatureEqualityComparer.Instance.GetHashCode(delegateInvokeSig);
|
|
||||||
string typeName = $"$Obfuz$Delegate_{hashCode}";
|
|
||||||
if (_allocatedDelegateNames.Add(typeName))
|
|
||||||
{
|
|
||||||
return typeName;
|
|
||||||
}
|
|
||||||
for (int i = 0; ; i++)
|
|
||||||
{
|
|
||||||
typeName = $"$Obfuz$Delegate_{hashCode}_{i}";
|
|
||||||
if (_allocatedDelegateNames.Add(typeName))
|
|
||||||
{
|
|
||||||
return typeName;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
private TypeDef CreateDelegateForSignature(MethodSig delegateInvokeSig)
|
|
||||||
{
|
|
||||||
ModuleDef mod = Module;
|
|
||||||
using (var scope = new DisableTypeDefFindCacheScope(mod))
|
|
||||||
{
|
|
||||||
|
|
||||||
string typeName = AllocateDelegateTypeName(delegateInvokeSig);
|
|
||||||
mod.Import(typeof(MulticastDelegate));
|
|
||||||
|
|
||||||
TypeDef delegateType = new TypeDefUser("", typeName, mod.CorLibTypes.GetTypeRef("System", "MulticastDelegate"));
|
|
||||||
delegateType.Attributes = TypeAttributes.Class | TypeAttributes.Sealed | TypeAttributes.Public;
|
|
||||||
mod.Types.Add(delegateType);
|
|
||||||
|
|
||||||
MethodDef ctor = new MethodDefUser(
|
|
||||||
".ctor",
|
|
||||||
MethodSig.CreateInstance(mod.CorLibTypes.Void, mod.CorLibTypes.Object, mod.CorLibTypes.IntPtr),
|
|
||||||
MethodImplAttributes.Runtime,
|
|
||||||
MethodAttributes.RTSpecialName | MethodAttributes.SpecialName | MethodAttributes.HideBySig | MethodAttributes.Public
|
|
||||||
);
|
|
||||||
ctor.DeclaringType = delegateType;
|
|
||||||
|
|
||||||
|
|
||||||
MethodDef invokeMethod = new MethodDefUser(
|
|
||||||
"Invoke",
|
|
||||||
MethodSig.CreateInstance(delegateInvokeSig.RetType, delegateInvokeSig.Params.ToArray()),
|
|
||||||
MethodImplAttributes.Runtime,
|
|
||||||
MethodAttributes.HideBySig | MethodAttributes.Public | MethodAttributes.NewSlot | MethodAttributes.Virtual
|
|
||||||
);
|
|
||||||
invokeMethod.DeclaringType = delegateType;
|
|
||||||
return delegateType;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
private TypeDef CreateDelegateInstanceHolderTypeDef()
|
|
||||||
{
|
|
||||||
ModuleDef mod = Module;
|
|
||||||
using (var scope = new DisableTypeDefFindCacheScope(mod))
|
|
||||||
{
|
|
||||||
string typeName = "$Obfuz$DelegateInstanceHolder";
|
|
||||||
TypeDef holderType = new TypeDefUser("", typeName, mod.CorLibTypes.Object.ToTypeDefOrRef());
|
|
||||||
holderType.Attributes = TypeAttributes.Class | TypeAttributes.Public;
|
|
||||||
mod.Types.Add(holderType);
|
|
||||||
return holderType;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
private string AllocateFieldName(IMethod method, bool callVir)
|
|
||||||
{
|
|
||||||
uint hashCode = (uint)MethodEqualityComparer.CompareDeclaringTypes.GetHashCode(method);
|
|
||||||
string typeName = $"$Obfuz$Delegate$Field_{hashCode}_{callVir}";
|
|
||||||
if (_allocatedDelegateNames.Add(typeName))
|
|
||||||
{
|
|
||||||
return typeName;
|
|
||||||
}
|
|
||||||
for (int i = 0; ; i++)
|
|
||||||
{
|
|
||||||
typeName = $"$Obfuz$Delegate$Field_{hashCode}_{callVir}_{i}";
|
|
||||||
if (_allocatedDelegateNames.Add(typeName))
|
|
||||||
{
|
|
||||||
return typeName;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
private MethodDef CreateProxyMethod(string name, IMethod calledMethod, bool callVir, MethodSig delegateInvokeSig)
|
|
||||||
{
|
|
||||||
var proxyMethod = new MethodDefUser(name, delegateInvokeSig, MethodImplAttributes.Managed, MethodAttributes.Public | MethodAttributes.Static);
|
|
||||||
var body = new CilBody();
|
|
||||||
proxyMethod.Body = body;
|
|
||||||
var ins = body.Instructions;
|
|
||||||
|
|
||||||
foreach (Parameter param in proxyMethod.Parameters)
|
|
||||||
{
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldarg, param));
|
|
||||||
}
|
|
||||||
|
|
||||||
ins.Add(Instruction.Create(callVir ? OpCodes.Callvirt : OpCodes.Call, calledMethod));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Ret));
|
|
||||||
return proxyMethod;
|
|
||||||
}
|
|
||||||
|
|
||||||
public DelegateProxyMethodData Allocate(IMethod method, bool callVir, MethodSig delegateInvokeSig)
|
|
||||||
{
|
|
||||||
var key = new MethodKey(method, callVir);
|
|
||||||
if (!_callMethods.TryGetValue(key, out var callInfo))
|
|
||||||
{
|
|
||||||
TypeDef delegateType = _delegateTypes.GetValue(delegateInvokeSig);
|
|
||||||
MethodDef delegateInvokeMethod = delegateType.FindMethod("Invoke");
|
|
||||||
string fieldName = AllocateFieldName(method, callVir);
|
|
||||||
FieldDef delegateInstanceField = new FieldDefUser(fieldName, new FieldSig(delegateType.ToTypeSig()), FieldAttributes.Public | FieldAttributes.Static | FieldAttributes.InitOnly);
|
|
||||||
string key1 = $"{method.FullName}_{callVir}";
|
|
||||||
callInfo = new CallInfo
|
|
||||||
{
|
|
||||||
key1 = key1,
|
|
||||||
key2 = HashUtil.ComputePrimitiveOrStringOrBytesHashCode(key1) * 33445566,
|
|
||||||
method = method,
|
|
||||||
callVir = callVir,
|
|
||||||
delegateType = delegateType,
|
|
||||||
delegateInstanceField = delegateInstanceField,
|
|
||||||
delegateInvokeMethod = delegateInvokeMethod,
|
|
||||||
proxyMethod = CreateProxyMethod($"{fieldName}$Proxy", method, callVir, delegateInvokeSig),
|
|
||||||
};
|
|
||||||
_callMethods.Add(key, callInfo);
|
|
||||||
}
|
|
||||||
return new DelegateProxyMethodData(callInfo.delegateInstanceField, callInfo.delegateInvokeMethod);
|
|
||||||
}
|
|
||||||
|
|
||||||
public override void Done()
|
|
||||||
{
|
|
||||||
if (_done)
|
|
||||||
{
|
|
||||||
throw new Exception("Already done");
|
|
||||||
}
|
|
||||||
_done = true;
|
|
||||||
|
|
||||||
ModuleDef mod = Module;
|
|
||||||
|
|
||||||
// for stable order, we sort methods by name
|
|
||||||
List<CallInfo> callMethodList = _callMethods.Values.ToList();
|
|
||||||
callMethodList.Sort((a, b) => a.key1.CompareTo(b.key1));
|
|
||||||
|
|
||||||
var cctor = new MethodDefUser(".cctor",
|
|
||||||
MethodSig.CreateStatic(mod.CorLibTypes.Void),
|
|
||||||
MethodImplAttributes.IL | MethodImplAttributes.Managed,
|
|
||||||
MethodAttributes.Static | MethodAttributes.HideBySig | MethodAttributes.SpecialName | MethodAttributes.RTSpecialName | MethodAttributes.Private);
|
|
||||||
cctor.DeclaringType = _delegateInstanceHolderType;
|
|
||||||
//_rvaTypeDef.Methods.Add(cctor);
|
|
||||||
var body = new CilBody();
|
|
||||||
cctor.Body = body;
|
|
||||||
var ins = body.Instructions;
|
|
||||||
|
|
||||||
// var arr = new array[];
|
|
||||||
// var d = new delegate;
|
|
||||||
// arr[index] = d;
|
|
||||||
int index = 0;
|
|
||||||
ins.Add(Instruction.CreateLdcI4(callMethodList.Count));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Newarr, mod.CorLibTypes.Object));
|
|
||||||
foreach (CallInfo ci in callMethodList)
|
|
||||||
{
|
|
||||||
ci.index = index;
|
|
||||||
_delegateInstanceHolderType.Methods.Add(ci.proxyMethod);
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Dup));
|
|
||||||
ins.Add(Instruction.CreateLdcI4(index));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldnull));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldftn, ci.proxyMethod));
|
|
||||||
MethodDef ctor = ci.delegateType.FindMethod(".ctor");
|
|
||||||
UnityEngine.Assertions.Assert.IsNotNull(ctor, $"Delegate type {ci.delegateType.FullName} does not have a constructor.");
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Newobj, ctor));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Stelem_Ref));
|
|
||||||
++index;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
List<CallInfo> callMethodList2 = callMethodList.ToList();
|
|
||||||
callMethodList2.Sort((a, b) => a.key2.CompareTo(b.key2));
|
|
||||||
|
|
||||||
EncryptionScopeInfo encryptionScope = EncryptionScope;
|
|
||||||
DefaultMetadataImporter importer = this.GetDefaultModuleMetadataImporter();
|
|
||||||
RvaDataAllocator rvaDataAllocator = this.GetEntity<RvaDataAllocator>();
|
|
||||||
foreach (CallInfo ci in callMethodList2)
|
|
||||||
{
|
|
||||||
_delegateInstanceHolderType.Fields.Add(ci.delegateInstanceField);
|
|
||||||
|
|
||||||
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Dup));
|
|
||||||
|
|
||||||
IRandom localRandom = encryptionScope.localRandomCreator(HashUtil.ComputePrimitiveOrStringOrBytesHashCode(ci.key1));
|
|
||||||
int ops = EncryptionUtil.GenerateEncryptionOpCodes(localRandom, encryptionScope.encryptor, _settings.obfuscationLevel);
|
|
||||||
int salt = localRandom.NextInt();
|
|
||||||
|
|
||||||
int encryptedValue = encryptionScope.encryptor.Encrypt(ci.index, ops, salt);
|
|
||||||
RvaData rvaData = rvaDataAllocator.Allocate(encryptedValue);
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldsfld, rvaData.field));
|
|
||||||
ins.Add(Instruction.CreateLdcI4(rvaData.offset));
|
|
||||||
ins.Add(Instruction.CreateLdcI4(ops));
|
|
||||||
ins.Add(Instruction.CreateLdcI4(salt));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Call, importer.DecryptFromRvaInt));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Ldelem_Ref));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Stsfld, ci.delegateInstanceField));
|
|
||||||
}
|
|
||||||
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Pop));
|
|
||||||
ins.Add(Instruction.Create(OpCodes.Ret));
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 02761bacbed8a8b489ae3e7f49f0f84a
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,101 +0,0 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
|
||||||
using dnlib.DotNet.Emit;
|
|
||||||
using Obfuz.Emit;
|
|
||||||
using Obfuz.Utils;
|
|
||||||
using System.Collections.Generic;
|
|
||||||
using System.Linq;
|
|
||||||
|
|
||||||
namespace Obfuz.ObfusPasses.CallObfus
|
|
||||||
{
|
|
||||||
|
|
||||||
public class DelegateProxyObfuscator : ObfuscatorBase
|
|
||||||
{
|
|
||||||
private readonly GroupByModuleEntityManager _entityManager;
|
|
||||||
|
|
||||||
public DelegateProxyObfuscator(GroupByModuleEntityManager moduleEntityManager)
|
|
||||||
{
|
|
||||||
_entityManager = moduleEntityManager;
|
|
||||||
}
|
|
||||||
|
|
||||||
public override void Done()
|
|
||||||
{
|
|
||||||
_entityManager.Done<DelegateProxyAllocator>();
|
|
||||||
}
|
|
||||||
|
|
||||||
private MethodSig CreateProxyMethodSig(ModuleDef module, IMethod method)
|
|
||||||
{
|
|
||||||
MethodSig methodSig = MetaUtil.ToSharedMethodSig(module.CorLibTypes, MetaUtil.GetInflatedMethodSig(method, null));
|
|
||||||
//MethodSig methodSig = MetaUtil.GetInflatedMethodSig(method).Clone();
|
|
||||||
//methodSig.Params
|
|
||||||
switch (MetaUtil.GetThisArgType(method))
|
|
||||||
{
|
|
||||||
case ThisArgType.Class:
|
|
||||||
{
|
|
||||||
methodSig.Params.Insert(0, module.CorLibTypes.Object);
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
case ThisArgType.ValueType:
|
|
||||||
{
|
|
||||||
methodSig.Params.Insert(0, module.CorLibTypes.IntPtr);
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return MethodSig.CreateStatic(methodSig.RetType, methodSig.Params.ToArray());
|
|
||||||
}
|
|
||||||
|
|
||||||
public override bool Obfuscate(MethodDef callingMethod, IMethod calledMethod, bool callVir, List<Instruction> obfuscatedInstructions)
|
|
||||||
{
|
|
||||||
DelegateProxyAllocator allocator = _entityManager.GetEntity<DelegateProxyAllocator>(callingMethod.Module);
|
|
||||||
LocalVariableAllocator localVarAllocator = new LocalVariableAllocator(callingMethod);
|
|
||||||
MethodSig methodSig = CreateProxyMethodSig(callingMethod.Module, calledMethod);
|
|
||||||
DelegateProxyMethodData proxyData = allocator.Allocate(calledMethod, callVir, methodSig);
|
|
||||||
bool isVoidReturn = MetaUtil.IsVoidType(methodSig.RetType);
|
|
||||||
|
|
||||||
using (var varScope = localVarAllocator.CreateScope())
|
|
||||||
{
|
|
||||||
List<Local> localVars = new List<Local>();
|
|
||||||
if (!isVoidReturn)
|
|
||||||
{
|
|
||||||
varScope.AllocateLocal(methodSig.RetType);
|
|
||||||
}
|
|
||||||
foreach (var p in methodSig.Params)
|
|
||||||
{
|
|
||||||
localVars.Add(varScope.AllocateLocal(p));
|
|
||||||
}
|
|
||||||
// save args
|
|
||||||
for (int i = localVars.Count - 1; i >= 0; i--)
|
|
||||||
{
|
|
||||||
obfuscatedInstructions.Add(Instruction.Create(OpCodes.Stloc, localVars[i]));
|
|
||||||
}
|
|
||||||
obfuscatedInstructions.Add(Instruction.Create(OpCodes.Ldsfld, proxyData.delegateInstanceField));
|
|
||||||
foreach (var local in localVars)
|
|
||||||
{
|
|
||||||
obfuscatedInstructions.Add(Instruction.Create(OpCodes.Ldloc, local));
|
|
||||||
}
|
|
||||||
obfuscatedInstructions.Add(Instruction.Create(OpCodes.Callvirt, proxyData.delegateInvokeMethod));
|
|
||||||
}
|
|
||||||
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 1102cd9f03de27c4b9fde3d6a87277c7
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 16b960455f093854d927c2dbd47a4826
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,72 +0,0 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
|
||||||
using dnlib.DotNet.Emit;
|
|
||||||
using Obfuz.Data;
|
|
||||||
using Obfuz.Emit;
|
|
||||||
using Obfuz.Utils;
|
|
||||||
using System.Collections.Generic;
|
|
||||||
|
|
||||||
namespace Obfuz.ObfusPasses.CallObfus
|
|
||||||
{
|
|
||||||
|
|
||||||
public class DispatchProxyObfuscator : ObfuscatorBase
|
|
||||||
{
|
|
||||||
private readonly GroupByModuleEntityManager _moduleEntityManager;
|
|
||||||
|
|
||||||
public DispatchProxyObfuscator(GroupByModuleEntityManager moduleEntityManager)
|
|
||||||
{
|
|
||||||
_moduleEntityManager = moduleEntityManager;
|
|
||||||
}
|
|
||||||
|
|
||||||
public override void Done()
|
|
||||||
{
|
|
||||||
_moduleEntityManager.Done<ModuleDispatchProxyAllocator>();
|
|
||||||
}
|
|
||||||
|
|
||||||
public override bool Obfuscate(MethodDef callerMethod, IMethod calledMethod, bool callVir, List<Instruction> obfuscatedInstructions)
|
|
||||||
{
|
|
||||||
ModuleDispatchProxyAllocator proxyCallAllocator = _moduleEntityManager.GetEntity<ModuleDispatchProxyAllocator>(callerMethod.Module);
|
|
||||||
MethodSig sharedMethodSig = MetaUtil.ToSharedMethodSig(calledMethod.Module.CorLibTypes, MetaUtil.GetInflatedMethodSig(calledMethod, null));
|
|
||||||
ProxyCallMethodData proxyCallMethodData = proxyCallAllocator.Allocate(calledMethod, callVir);
|
|
||||||
DefaultMetadataImporter importer = proxyCallAllocator.GetDefaultModuleMetadataImporter();
|
|
||||||
|
|
||||||
//if (needCacheCall)
|
|
||||||
//{
|
|
||||||
// FieldDef cacheField = _constFieldAllocator.Allocate(callerMethod.Module, proxyCallMethodData.index);
|
|
||||||
// obfuscatedInstructions.Add(Instruction.Create(OpCodes.Ldsfld, cacheField));
|
|
||||||
//}
|
|
||||||
//else
|
|
||||||
//{
|
|
||||||
// obfuscatedInstructions.Add(Instruction.CreateLdcI4(proxyCallMethodData.encryptedIndex));
|
|
||||||
// obfuscatedInstructions.Add(Instruction.CreateLdcI4(proxyCallMethodData.encryptOps));
|
|
||||||
// obfuscatedInstructions.Add(Instruction.CreateLdcI4(proxyCallMethodData.salt));
|
|
||||||
// obfuscatedInstructions.Add(Instruction.Create(OpCodes.Call, importer.DecryptInt));
|
|
||||||
//}
|
|
||||||
|
|
||||||
ConstFieldAllocator constFieldAllocator = proxyCallAllocator.GetEntity<ConstFieldAllocator>();
|
|
||||||
FieldDef cacheField = constFieldAllocator.Allocate(proxyCallMethodData.index);
|
|
||||||
obfuscatedInstructions.Add(Instruction.Create(OpCodes.Ldsfld, cacheField));
|
|
||||||
obfuscatedInstructions.Add(Instruction.Create(OpCodes.Call, proxyCallMethodData.proxyMethod));
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: e13ba01b03439e049af0e09367825cde
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,39 +1,34 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
using dnlib.DotNet;
|
||||||
|
using System;
|
||||||
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
|
|
||||||
namespace Obfuz.ObfusPasses.CallObfus
|
namespace Obfuz.ObfusPasses.CallObfus
|
||||||
{
|
{
|
||||||
|
|
||||||
|
public struct ObfuscationCachePolicy
|
||||||
|
{
|
||||||
|
public bool cacheInLoop;
|
||||||
|
public bool cacheNotInLoop;
|
||||||
|
}
|
||||||
|
|
||||||
public interface IObfuscationPolicy
|
public interface IObfuscationPolicy
|
||||||
{
|
{
|
||||||
bool NeedObfuscateCallInMethod(MethodDef method);
|
bool NeedObfuscateCallInMethod(MethodDef method);
|
||||||
|
|
||||||
bool NeedObfuscateCalledMethod(MethodDef callerMethod, IMethod calledMethod, bool callVir);
|
ObfuscationCachePolicy GetMethodObfuscationCachePolicy(MethodDef method);
|
||||||
|
|
||||||
|
bool NeedObfuscateCalledMethod(MethodDef callerMethod, IMethod calledMethod, bool callVir, bool currentInLoop);
|
||||||
}
|
}
|
||||||
|
|
||||||
public abstract class ObfuscationPolicyBase : IObfuscationPolicy
|
public abstract class ObfuscationPolicyBase : IObfuscationPolicy
|
||||||
{
|
{
|
||||||
public abstract bool NeedObfuscateCallInMethod(MethodDef method);
|
public abstract bool NeedObfuscateCallInMethod(MethodDef method);
|
||||||
|
|
||||||
public abstract bool NeedObfuscateCalledMethod(MethodDef callerMethod, IMethod calledMethod, bool callVir);
|
public abstract ObfuscationCachePolicy GetMethodObfuscationCachePolicy(MethodDef method);
|
||||||
|
|
||||||
|
public abstract bool NeedObfuscateCalledMethod(MethodDef callerMethod, IMethod calledMethod, bool callVir, bool currentInLoop);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 6af3cd881fdefd14d9a55b77088dd5a4
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,40 +1,23 @@
|
||||||
// Copyright 2025 Code Philosophy
|
using dnlib.DotNet.Emit;
|
||||||
//
|
using dnlib.DotNet;
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
using System;
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
|
||||||
using dnlib.DotNet.Emit;
|
|
||||||
using System.Collections.Generic;
|
using System.Collections.Generic;
|
||||||
|
using System.Linq;
|
||||||
|
using System.Text;
|
||||||
|
using System.Threading.Tasks;
|
||||||
|
|
||||||
namespace Obfuz.ObfusPasses.CallObfus
|
namespace Obfuz.ObfusPasses.CallObfus
|
||||||
{
|
{
|
||||||
public interface IObfuscator
|
public interface IObfuscator
|
||||||
{
|
{
|
||||||
bool Obfuscate(MethodDef callingMethod, IMethod calledMethod, bool callVir, List<Instruction> obfuscatedInstructions);
|
void Obfuscate(MethodDef callingMethod, IMethod calledMethod, bool callVir, bool needCacheCall, List<Instruction> obfuscatedInstructions);
|
||||||
|
|
||||||
void Done();
|
void Done();
|
||||||
}
|
}
|
||||||
|
|
||||||
public abstract class ObfuscatorBase : IObfuscator
|
public abstract class ObfuscatorBase : IObfuscator
|
||||||
{
|
{
|
||||||
public abstract bool Obfuscate(MethodDef callingMethod, IMethod calledMethod, bool callVir, List<Instruction> obfuscatedInstructions);
|
public abstract void Obfuscate(MethodDef callingMethod, IMethod calledMethod, bool callVir, bool needCacheCall, List<Instruction> obfuscatedInstructions);
|
||||||
|
|
||||||
public abstract void Done();
|
public abstract void Done();
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -1,11 +0,0 @@
|
||||||
fileFormatVersion: 2
|
|
||||||
guid: 4156317478f8b1d438ef6d5a280d409f
|
|
||||||
MonoImporter:
|
|
||||||
externalObjects: {}
|
|
||||||
serializedVersion: 2
|
|
||||||
defaultReferences: []
|
|
||||||
executionOrder: 0
|
|
||||||
icon: {instanceID: 0}
|
|
||||||
userData:
|
|
||||||
assetBundleName:
|
|
||||||
assetBundleVariant:
|
|
||||||
|
|
@ -1,50 +0,0 @@
|
||||||
// Copyright 2025 Code Philosophy
|
|
||||||
//
|
|
||||||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
||||||
// of this software and associated documentation files (the "Software"), to deal
|
|
||||||
// in the Software without restriction, including without limitation the rights
|
|
||||||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
||||||
// copies of the Software, and to permit persons to whom the Software is
|
|
||||||
// furnished to do so, subject to the following conditions:
|
|
||||||
//
|
|
||||||
// The above copyright notice and this permission notice shall be included in all
|
|
||||||
// copies or substantial portions of the Software.
|
|
||||||
//
|
|
||||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
||||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
||||||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
||||||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
||||||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
||||||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
||||||
// SOFTWARE.
|
|
||||||
|
|
||||||
using dnlib.DotNet;
|
|
||||||
using Obfuz.Utils;
|
|
||||||
using System;
|
|
||||||
|
|
||||||
namespace Obfuz.ObfusPasses.CallObfus
|
|
||||||
{
|
|
||||||
class MethodKey : IEquatable<MethodKey>
|
|
||||||
{
|
|
||||||
public readonly IMethod _method;
|
|
||||||
public readonly bool _callVir;
|
|
||||||
private readonly int _hashCode;
|
|
||||||
|
|
||||||
public MethodKey(IMethod method, bool callVir)
|
|
||||||
{
|
|
||||||
_method = method;
|
|
||||||
_callVir = callVir;
|
|
||||||
_hashCode = HashUtil.CombineHash(MethodEqualityComparer.CompareDeclaringTypes.GetHashCode(method), callVir ? 1 : 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
public override int GetHashCode()
|
|
||||||
{
|
|
||||||
return _hashCode;
|
|
||||||
}
|
|
||||||
|
|
||||||
public bool Equals(MethodKey other)
|
|
||||||
{
|
|
||||||
return MethodEqualityComparer.CompareDeclaringTypes.Equals(_method, other._method) && _callVir == other._callVir;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
Some files were not shown because too many files have changed in this diff Show More
Loading…
Reference in New Issue