private void openToolStripMenuItem_Click(object sender, EventArgs e)
{
OpenFileDialog fileDialog = new OpenFileDialog();
fileDialog.Title = "Select Binary File";
if (fileDialog.ShowDialog() == DialogResult.OK)
{
if (!File.Exists(fileDialog.FileName))
{
return;
}
var luaF = new LuaCFile(File.ReadAllBytes(fileDialog.FileName));
LuaDecoder d = new LuaDecoder(luaF);
LuaDecompiler writer = new LuaDecompiler(d);
activeGraph = new frmGraph(writer);
activeGraph.Show();
lstFuncs.Items.Clear();
foreach (var f in activeGraph.Writer.LuaFunctions)
{
lstFuncs.Items.Add(f.ToString());
}
txtLuaCode.Text = activeGraph.Writer.LuaScript;
}
}
private void ThePersonalityTestShouldHaveBeenProperlyPatched()
{
var baseromProject = ApplicationViewModel.CurrentSolution.GetAllProjects().FirstOrDefault(p => p is BaseRomProject) as BaseRomProject;
if (baseromProject == null)
{
Assert.Fail("Failed to find a BaseRomProject");
}
var originalScript = Path.Combine(baseromProject.GetRawFilesDir(), "RomFS", "script", "event", "other", "seikakushindan", "seikakushindan.lua");
if (!File.Exists(originalScript))
{
Assert.Inconclusive("Failed to find original personality test script: " + originalScript);
}
var modifiedScript = Path.Combine(Environment.CurrentDirectory, "extracted-rom", "RomFS", "script", "event", "other", "seikakushindan", "seikakushindan.lua");
if (!File.Exists(modifiedScript))
{
Assert.Fail("Failed to find modified personality test script: " + modifiedScript);
}
var originalScriptContents = LuaDecompiler.DecompileScript(File.ReadAllBytes(originalScript));
var modifiedScriptContents = LuaDecompiler.DecompileScript(File.ReadAllBytes(modifiedScript));
Assert.AreNotEqual(originalScriptContents, modifiedScriptContents, "The personality test script should be different than what it was before being patched.");
Assert.IsTrue(modifiedScriptContents.Contains("WINDOW:SysMsg(200000)"), "The modified script should contain 'WINDOW:SysMsg(200000)', which is evidence of Sky Editor's modifications.");
}
static void Main(string[] args)
{
Console.WriteLine("[+] LuaSharpVM\r\n");
//LuaObfuscator o = new LuaObfuscator(File.ReadAllBytes(@"L:\Projects\LuaBytcodeInterpreter\lua_installer\files\test_if.luac"));
LuaObfuscator o = new LuaObfuscator(File.ReadAllBytes(@"L:\Projects\LuaBytcodeInterpreter\lua_installer\files\frost.luac"));
//LuaObfuscator o = new LuaObfuscator(File.ReadAllBytes(@"L:\Projects\LuaBytcodeInterpreter\lua_installer\files\upvalues.luac"));
// show original lua
Console.ForegroundColor = ConsoleColor.DarkYellow;
LuaDecompiler w = new LuaDecompiler(o.Decoder);
Console.WriteLine(w.LuaScript);
Console.WriteLine(LuaBeautifier.BeautifieScript(w.LuaScript));
// obfuscate
o.Obfuscate("{'test':123}"); // TODO
// show obfuscated lua
Console.ForegroundColor = ConsoleColor.DarkCyan;
Console.WriteLine(new string('=', Console.WindowWidth));
w = new LuaDecompiler(o.Decoder);
Console.WriteLine(LuaBeautifier.BeautifieScript(w.LuaScript));
Console.ReadLine();
}
public Decompiler(byte[] Buffer)
{
this.Decoder = new LuaDecoder(new LuaCFile(Buffer));
this.LuaDecompiler = new LuaDecompiler(this.Decoder);
}
public frmGraph(LuaDecompiler writter)
{
InitializeComponent();
//Init Direct Draw
//Set Rendering properties
RenderTargetProperties renderProp = new RenderTargetProperties()
{
PixelFormat = new PixelFormat(SharpDX.DXGI.Format.B8G8R8A8_UNorm, AlphaMode.Premultiplied),
};
//set hwnd target properties (permit to attach Direct2D to window)
HwndRenderTargetProperties winProp = new HwndRenderTargetProperties()
{
Hwnd = this.Handle,
PixelSize = new Size2(this.ClientSize.Width, this.ClientSize.Height),
PresentOptions = PresentOptions.None
};
//target creation
DrawTarget = new WindowRenderTarget(factory, renderProp, winProp);
//redBrush = new SharpDX.Direct2D1.SolidColorBrush(DrawTarget, new RawColor4(0xFE, 0x6B, 0x64, 0xFF));
redBrush = new SharpDX.Direct2D1.SolidColorBrush(DrawTarget, new RawColor4(255, 0, 0, 255));
yellowBrush = new SharpDX.Direct2D1.SolidColorBrush(DrawTarget, new RawColor4(0xFB, 0xFD, 0x98, 0xFF));
greenBrush = new SharpDX.Direct2D1.SolidColorBrush(DrawTarget, new RawColor4(0, 255, 0, 0xFF));
//greenBrush = new SharpDX.Direct2D1.SolidColorBrush(DrawTarget, new RawColor4(0x77, 0xDD, 0x77, 0xFF));
whiteBrush = new SharpDX.Direct2D1.SolidColorBrush(DrawTarget, new RawColor4(0xFF, 0xFF, 0xFF, 0xFF));
purpleBrush = new SharpDX.Direct2D1.SolidColorBrush(DrawTarget, new RawColor4(0xB2, 0x9D, 0xD9, 0xFF));
blueBrush = new SharpDX.Direct2D1.SolidColorBrush(DrawTarget, new RawColor4(0x77, 0x9E, 0xCB, 0xFF));
blue2Brush = new SharpDX.Direct2D1.SolidColorBrush(DrawTarget, new RawColor4(0, 0, 255, 255));
blackBrush = new SharpDX.Direct2D1.SolidColorBrush(DrawTarget, new RawColor4(0x00, 0x00, 0x00, 0xFF));
backgroundBrush = new SharpDX.Direct2D1.LinearGradientBrush(DrawTarget, new LinearGradientBrushProperties()
{
StartPoint = new RawVector2(0, (int)(this.Height * 0.2)),
EndPoint = new RawVector2(0, this.Height),
},
new SharpDX.Direct2D1.GradientStopCollection(DrawTarget, new SharpDX.Direct2D1.GradientStop[]
{
new GradientStop()
{
Color = new RawColor4(0xFF, 0xFF, 0xFF, 0xFF),
Position = 0,
},
new GradientStop()
{
Color = new RawColor4(140, 200, 00, 10), //E0F8FF
Position = 1,
}
}));
//create textformat
fontFat = new SharpDX.DirectWrite.TextFormat(factoryWrite, "Consolas", 36);
fontBig = new SharpDX.DirectWrite.TextFormat(factoryWrite, "Consolas", 24);
font = new SharpDX.DirectWrite.TextFormat(factoryWrite, "Consolas", 16);
fontSmall = new SharpDX.DirectWrite.TextFormat(factoryWrite, "Consolas", 12);
fontMini = new SharpDX.DirectWrite.TextFormat(factoryWrite, "Consolas", 8);
//avoid artifacts
this.SetStyle(ControlStyles.AllPaintingInWmPaint | ControlStyles.Opaque, true);
Writer = writter;
Thread render = new Thread(new ThreadStart(drawloop));
render.Priority = ThreadPriority.BelowNormal;
render.Start();
void drawloop()
{
Initialise(); // create graph blocks & arrows
if (GBlocks.Count > 0)
{
graphY = (int)GBlocks[TargetFunc].BoundryBox.Top; // jump to first block TODO: fix bug that causes this!
}
while (true)
{
DrawData();
Thread.Sleep(50);
}
}
}
public LuaObfuscator(byte[] originalLuaC)
{
this.ObfuscatedLuaC = originalLuaC;
this.Decoder = new LuaDecoder(new LuaCFile(this.ObfuscatedLuaC));
this.Decompiler = new LuaDecompiler(this.Decoder);
}
public static void Closure(LuaFile.LuaFunction function, LuaFile.LuaOPCode opCode, int index, int functionLevel, LuaDecompiler luaDecomp)
{
function.Registers[opCode.A] = String.Format("__FUNC_{0:X}_", function.subFunctions[opCode.Bx].beginPosition);
function.doingUpvals = opCode.A;
function.lastFunctionClosure = opCode.Bx;
if (function.OPCodes[index + 1].OPCode != 0x54 && function.getName() != "__INIT__")
{
luaDecomp.doFunctionClosure(function, functionLevel);
}
}
