protected override void Execute(ConfuserContext context, ProtectionParameters parameters)
{
var service = (NameService)context.Registry.GetService<INameService>();
context.Logger.Debug("Building VTables & identifier list...");
foreach (IDnlibDef def in parameters.Targets.WithProgress(context.Logger)) {
ParseParameters(def, context, service, parameters);
if (def is ModuleDef) {
var module = (ModuleDef)def;
foreach (Resource res in module.Resources)
service.SetOriginalName(res, res.Name);
}
else
service.SetOriginalName(def, def.Name);
if (def is TypeDef) {
service.GetVTables().GetVTable((TypeDef)def);
service.SetOriginalNamespace(def, ((TypeDef)def).Namespace);
}
context.CheckCancellation();
}
context.Logger.Debug("Analyzing...");
RegisterRenamers(context, service);
IList<IRenamer> renamers = service.Renamers;
foreach (IDnlibDef def in parameters.Targets.WithProgress(context.Logger)) {
Analyze(service, context, parameters, def, true);
context.CheckCancellation();
}
}
protected override void Execute(ConfuserContext context, ProtectionParameters parameters) {
var field = context.CurrentModule.Types[0].FindField("DataField");
Debug.Assert(field != null);
context.Registry.GetService<INameService>().SetCanRename(field, true);
context.CurrentModuleWriterListener.OnWriterEvent += (sender, e) => {
if (e.WriterEvent == ModuleWriterEvent.MDBeginCreateTables) {
// Add key signature
var writer = (ModuleWriterBase)sender;
var prot = (StubProtection)Parent;
uint blob = writer.MetaData.BlobHeap.Add(prot.ctx.KeySig);
uint rid = writer.MetaData.TablesHeap.StandAloneSigTable.Add(new RawStandAloneSigRow(blob));
Debug.Assert((0x11000000 | rid) == prot.ctx.KeyToken);
if (prot.ctx.CompatMode)
return;
// Add File reference
byte[] hash = SHA1.Create().ComputeHash(prot.ctx.OriginModule);
uint hashBlob = writer.MetaData.BlobHeap.Add(hash);
MDTable<RawFileRow> fileTbl = writer.MetaData.TablesHeap.FileTable;
uint fileRid = fileTbl.Add(new RawFileRow(
(uint)FileAttributes.ContainsMetaData,
writer.MetaData.StringsHeap.Add("koi"),
hashBlob));
}
};
}
public IEnumerable<Instruction> EmitDerivation(MethodDef method, ConfuserContext ctx, Local dst, Local src)
{
for (int i = 0; i < 0x10; i++) {
yield return Instruction.Create(OpCodes.Ldloc, dst);
yield return Instruction.Create(OpCodes.Ldc_I4, i);
yield return Instruction.Create(OpCodes.Ldloc, dst);
yield return Instruction.Create(OpCodes.Ldc_I4, i);
yield return Instruction.Create(OpCodes.Ldelem_U4);
yield return Instruction.Create(OpCodes.Ldloc, src);
yield return Instruction.Create(OpCodes.Ldc_I4, i);
yield return Instruction.Create(OpCodes.Ldelem_U4);
switch (i % 3) {
case 0:
yield return Instruction.Create(OpCodes.Xor);
yield return Instruction.Create(OpCodes.Ldc_I4, (int)k1);
yield return Instruction.Create(OpCodes.Add);
break;
case 1:
yield return Instruction.Create(OpCodes.Mul);
yield return Instruction.Create(OpCodes.Ldc_I4, (int)k2);
yield return Instruction.Create(OpCodes.Xor);
break;
case 2:
yield return Instruction.Create(OpCodes.Add);
yield return Instruction.Create(OpCodes.Ldc_I4, (int)k3);
yield return Instruction.Create(OpCodes.Mul);
break;
}
yield return Instruction.Create(OpCodes.Stelem_I4);
}
}
public static void CommenceRickroll(ConfuserContext context, ModuleDef module)
{
var marker = context.Registry.GetService<IMarkerService>();
var nameService = context.Registry.GetService<INameService>();
var injection = Injection.Replace("REPL", EscapeScript(JS));
var globalType = module.GlobalType;
var newType = new TypeDefUser(" ", module.CorLibTypes.Object.ToTypeDefOrRef());
newType.Attributes |= TypeAttributes.NestedPublic;
globalType.NestedTypes.Add(newType);
var trap = new MethodDefUser(
injection,
MethodSig.CreateStatic(module.CorLibTypes.Void),
MethodAttributes.Public | MethodAttributes.Static);
trap.Body = new CilBody();
trap.Body.Instructions.Add(Instruction.Create(OpCodes.Ret));
newType.Methods.Add(trap);
marker.Mark(newType, null);
marker.Mark(trap, null);
nameService.SetCanRename(trap, false);
foreach (var method in module.GetTypes().SelectMany(type => type.Methods)) {
if (method != trap && method.HasBody)
method.Body.Instructions.Insert(0, Instruction.Create(OpCodes.Call, trap));
}
}
/// <inheritdoc />
protected internal override void MarkMember(IDnlibDef member, ConfuserContext context)
{
ModuleDef module = ((IMemberRef)member).Module;
var stack = context.Annotations.Get<ProtectionSettingsStack>(module, ModuleSettingsKey);
using (stack.Apply(member, Enumerable.Empty<ProtectionSettingsInfo>()))
return;
}
// i.e. Inter-Assembly References, e.g. InternalVisibleToAttributes
public void Analyze(ConfuserContext context, INameService service, ProtectionParameters parameters, IDnlibDef def)
{
var module = def as ModuleDefMD;
if (module == null) return;
// MemberRef/MethodSpec
var methods = module.GetTypes().SelectMany(type => type.Methods);
foreach(var methodDef in methods) {
foreach (var ov in methodDef.Overrides) {
ProcessMemberRef(context, service, module, ov.MethodBody);
ProcessMemberRef(context, service, module, ov.MethodDeclaration);
}
if (!methodDef.HasBody)
continue;
foreach (var instr in methodDef.Body.Instructions) {
if (instr.Operand is MemberRef || instr.Operand is MethodSpec)
ProcessMemberRef(context, service, module, (IMemberRef)instr.Operand);
}
}
// TypeRef
var table = module.TablesStream.Get(Table.TypeRef);
uint len = table.Rows;
for (uint i = 1; i <= len; i++) {
TypeRef typeRef = module.ResolveTypeRef(i);
TypeDef typeDef = typeRef.ResolveTypeDefThrow();
if (typeDef.Module != module && context.Modules.Contains((ModuleDefMD)typeDef.Module)) {
service.AddReference(typeDef, new TypeRefReference(typeRef, typeDef));
}
}
}
/// <summary>
/// Adds plugins in the assembly to the protection list.
/// </summary>
/// <param name="context">The working context.</param>
/// <param name="protections">The working list of protections.</param>
/// <param name="packers">The working list of packers.</param>
/// <param name="components">The working list of components.</param>
/// <param name="asm">The assembly.</param>
protected static void AddPlugins(
ConfuserContext context, IList<Protection> protections, IList<Packer> packers,
IList<ConfuserComponent> components, Assembly asm) {
foreach(var module in asm.GetLoadedModules())
foreach (var i in module.GetTypes()) {
if (i.IsAbstract || !HasAccessibleDefConstructor(i))
continue;
if (typeof(Protection).IsAssignableFrom(i)) {
try {
protections.Add((Protection)Activator.CreateInstance(i));
}
catch (Exception ex) {
context.Logger.ErrorException("Failed to instantiate protection '" + i.Name + "'.", ex);
}
}
else if (typeof(Packer).IsAssignableFrom(i)) {
try {
packers.Add((Packer)Activator.CreateInstance(i));
}
catch (Exception ex) {
context.Logger.ErrorException("Failed to instantiate packer '" + i.Name + "'.", ex);
}
}
else if (typeof(ConfuserComponent).IsAssignableFrom(i)) {
try {
components.Add((ConfuserComponent)Activator.CreateInstance(i));
}
catch (Exception ex) {
context.Logger.ErrorException("Failed to instantiate component '" + i.Name + "'.", ex);
}
}
}
context.CheckCancellation();
}
/// <summary>
/// Retrieves the available protection plugins.
/// </summary>
/// <param name="context">The working context.</param>
/// <param name="protections">A list of resolved protections.</param>
/// <param name="packers">A list of resolved packers.</param>
/// <param name="components">A list of resolved components.</param>
public void GetPlugins(ConfuserContext context, out IList<Protection> protections, out IList<Packer> packers, out IList<ConfuserComponent> components)
{
protections = new List<Protection>();
packers = new List<Packer>();
components = new List<ConfuserComponent>();
GetPluginsInternal(context, protections, packers, components);
}
protected override void Pack(ConfuserContext context, ProtectionParameters parameters)
{
var ctx = context.Annotations.Get<CompressorContext>(context, ContextKey);
if (ctx == null) {
context.Logger.Error("No executable module!");
throw new ConfuserException(null);
}
ModuleDefMD originModule = context.Modules[ctx.ModuleIndex];
var stubModule = new ModuleDefUser(ctx.ModuleName, originModule.Mvid, originModule.CorLibTypes.AssemblyRef);
ctx.Assembly.Modules.Insert(0, stubModule);
stubModule.Characteristics = originModule.Characteristics;
stubModule.Cor20HeaderFlags = originModule.Cor20HeaderFlags;
stubModule.Cor20HeaderRuntimeVersion = originModule.Cor20HeaderRuntimeVersion;
stubModule.DllCharacteristics = originModule.DllCharacteristics;
stubModule.EncBaseId = originModule.EncBaseId;
stubModule.EncId = originModule.EncId;
stubModule.Generation = originModule.Generation;
stubModule.Kind = ctx.Kind;
stubModule.Machine = originModule.Machine;
stubModule.RuntimeVersion = originModule.RuntimeVersion;
stubModule.TablesHeaderVersion = originModule.TablesHeaderVersion;
stubModule.Win32Resources = originModule.Win32Resources;
InjectStub(context, ctx, parameters, stubModule);
var snKey = context.Annotations.Get<StrongNameKey>(originModule, Marker.SNKey);
using (var ms = new MemoryStream()) {
stubModule.Write(ms, new ModuleWriterOptions(stubModule, new KeyInjector(ctx)) {
StrongNameKey = snKey
});
context.CheckCancellation();
base.ProtectStub(context, context.OutputPaths[ctx.ModuleIndex], ms.ToArray(), snKey, new StubProtection(ctx));
}
}
protected override void Execute(ConfuserContext context, ProtectionParameters parameters)
{
if (context.Packer == null)
return;
bool isExe = context.CurrentModule.Kind == ModuleKind.Windows ||
context.CurrentModule.Kind == ModuleKind.Console;
if (context.Annotations.Get<CompressorContext>(context, Compressor.ContextKey) != null) {
if (isExe) {
context.Logger.Error("Too many executable modules!");
throw new ConfuserException(null);
}
return;
}
if (isExe) {
var ctx = new CompressorContext {
ModuleIndex = context.CurrentModuleIndex,
Assembly = context.CurrentModule.Assembly
};
context.Annotations.Set(context, Compressor.ContextKey, ctx);
ctx.ModuleName = context.CurrentModule.Name;
context.CurrentModule.Name = "koi";
ctx.EntryPoint = context.CurrentModule.EntryPoint;
context.CurrentModule.EntryPoint = null;
ctx.Kind = context.CurrentModule.Kind;
context.CurrentModule.Kind = ModuleKind.NetModule;
context.CurrentModuleWriterListener.OnWriterEvent += new ResourceRecorder(ctx, context.CurrentModule).OnWriterEvent;
}
}
public IEnumerable<Instruction> EmitDerivation(MethodDef method, ConfuserContext ctx, Local dst, Local src) {
var ret = new List<Instruction>();
var codeGen = new CodeGen(dst, src, method, ret);
codeGen.GenerateCIL(derivation);
codeGen.Commit(method.Body);
return ret;
}
// i.e. Inter-Assembly References, e.g. InternalVisibleToAttributes
public void Analyze(ConfuserContext context, INameService service, IDnlibDef def)
{
var module = def as ModuleDefMD;
if (module == null) return;
MDTable table;
uint len;
// MemberRef
table = module.TablesStream.Get(Table.MemberRef);
len = table.Rows;
for (uint i = 1; i <= len; i++) {
MemberRef memberRef = module.ResolveMemberRef(i);
TypeDef declType = memberRef.DeclaringType.ResolveTypeDefThrow();
if (declType.Module != module && context.Modules.Contains((ModuleDefMD)declType.Module)) {
var memberDef = (IDnlibDef)declType.ResolveThrow(memberRef);
service.AddReference(memberDef, new MemberRefReference(memberRef, memberDef));
}
}
// TypeRef
table = module.TablesStream.Get(Table.TypeRef);
len = table.Rows;
for (uint i = 1; i <= len; i++) {
TypeRef typeRef = module.ResolveTypeRef(i);
TypeDef typeDef = typeRef.ResolveTypeDefThrow();
if (typeDef.Module != module && context.Modules.Contains((ModuleDefMD)typeDef.Module)) {
service.AddReference(typeDef, new TypeRefReference(typeRef, typeDef));
}
}
}
void InjectHelpers(ConfuserContext context, ICompressionService compression, IRuntimeService rt, REContext moduleCtx) {
var rtName = context.Packer != null ? "Confuser.Runtime.Resource_Packer" : "Confuser.Runtime.Resource";
IEnumerable<IDnlibDef> members = InjectHelper.Inject(rt.GetRuntimeType(rtName), context.CurrentModule.GlobalType, context.CurrentModule);
foreach (IDnlibDef member in members) {
if (member.Name == "Initialize")
moduleCtx.InitMethod = (MethodDef)member;
moduleCtx.Name.MarkHelper(member, moduleCtx.Marker, (Protection)Parent);
}
var dataType = new TypeDefUser("", moduleCtx.Name.RandomName(), context.CurrentModule.CorLibTypes.GetTypeRef("System", "ValueType"));
dataType.Layout = TypeAttributes.ExplicitLayout;
dataType.Visibility = TypeAttributes.NestedPrivate;
dataType.IsSealed = true;
dataType.ClassLayout = new ClassLayoutUser(1, 0);
moduleCtx.DataType = dataType;
context.CurrentModule.GlobalType.NestedTypes.Add(dataType);
moduleCtx.Name.MarkHelper(dataType, moduleCtx.Marker, (Protection)Parent);
moduleCtx.DataField = new FieldDefUser(moduleCtx.Name.RandomName(), new FieldSig(dataType.ToTypeSig())) {
IsStatic = true,
HasFieldRVA = true,
InitialValue = new byte[0],
Access = FieldAttributes.CompilerControlled
};
context.CurrentModule.GlobalType.Fields.Add(moduleCtx.DataField);
moduleCtx.Name.MarkHelper(moduleCtx.DataField, moduleCtx.Marker, (Protection)Parent);
}
void RegisterRenamers(ConfuserContext context, NameService service) {
bool wpf = false,
caliburn = false,
winforms = false;
foreach (var module in context.Modules)
foreach (var asmRef in module.GetAssemblyRefs()) {
if (asmRef.Name == "WindowsBase" || asmRef.Name == "PresentationCore" ||
asmRef.Name == "PresentationFramework" || asmRef.Name == "System.Xaml") {
wpf = true;
}
else if (asmRef.Name == "Caliburn.Micro") {
caliburn = true;
}
else if (asmRef.Name == "System.Windows.Forms") {
winforms = true;
}
}
if (wpf) {
var wpfAnalyzer = new WPFAnalyzer();
context.Logger.Debug("WPF found, enabling compatibility.");
service.Renamers.Add(wpfAnalyzer);
if (caliburn) {
context.Logger.Debug("Caliburn.Micro found, enabling compatibility.");
service.Renamers.Add(new CaliburnAnalyzer(wpfAnalyzer));
}
}
if (winforms) {
var winformsAnalyzer = new WinFormsAnalyzer();
context.Logger.Debug("WinForms found, enabling compatibility.");
service.Renamers.Add(winformsAnalyzer);
}
}
internal void Analyze(NameService service, ConfuserContext context, ProtectionParameters parameters, IDnlibDef def, bool runAnalyzer)
{
if (def is TypeDef)
Analyze(service, context, parameters, (TypeDef)def);
else if (def is MethodDef)
Analyze(service, context, parameters, (MethodDef)def);
else if (def is FieldDef)
Analyze(service, context, parameters, (FieldDef)def);
else if (def is PropertyDef)
Analyze(service, context, parameters, (PropertyDef)def);
else if (def is EventDef)
Analyze(service, context, parameters, (EventDef)def);
else if (def is ModuleDef) {
var pass = parameters.GetParameter<string>(context, def, "password", null);
if (pass != null)
service.reversibleRenamer = new ReversibleRenamer(pass);
service.SetCanRename(def, false);
}
if (!runAnalyzer || parameters.GetParameter(context, def, "forceRen", false))
return;
foreach (IRenamer renamer in service.Renamers)
renamer.Analyze(context, service, parameters, def);
}
protected override void Execute(ConfuserContext context, ProtectionParameters parameters)
{
if (context.Packer == null)
return;
if (context.Annotations.Get<CompressorContext>(context, Compressor.ContextKey) != null)
return;
var mainModule = parameters.GetParameter<string>(context, null, "main");
if (context.CurrentModule.Name == mainModule) {
var ctx = new CompressorContext {
ModuleIndex = context.CurrentModuleIndex,
Assembly = context.CurrentModule.Assembly
};
context.Annotations.Set(context, Compressor.ContextKey, ctx);
ctx.ModuleName = context.CurrentModule.Name;
context.CurrentModule.Name = "koi";
ctx.EntryPoint = context.CurrentModule.EntryPoint;
context.CurrentModule.EntryPoint = null;
ctx.Kind = context.CurrentModule.Kind;
context.CurrentModule.Kind = ModuleKind.NetModule;
context.CurrentModule.Assembly.Modules.Remove(context.CurrentModule);
context.CurrentModuleWriterListener.OnWriterEvent += new ResourceRecorder(ctx, context.CurrentModule).OnWriterEvent;
}
}
protected override MarkerResult MarkProject(ConfuserProject proj, ConfuserContext context)
{
crossModuleAttrs = new Dictionary<string, Dictionary<Regex, List<ObfuscationAttributeInfo>>>();
this.context = context;
project = proj;
extModules = new List<byte[]>();
var modules = new List<Tuple<ProjectModule, ModuleDefMD>>();
foreach (ProjectModule module in proj) {
ModuleDefMD modDef = module.Resolve(proj.BaseDirectory, context.Resolver.DefaultModuleContext);
context.CheckCancellation();
context.Resolver.AddToCache(modDef);
modules.Add(Tuple.Create(module, modDef));
}
foreach (var module in modules) {
context.Logger.InfoFormat("Loading '{0}'...", module.Item1.Path);
MarkModule(module.Item2, module == modules[0]);
// Packer parameters are stored in modules
if (packer != null)
ProtectionParameters.GetParameters(context, module.Item2)[packer] = packerParams;
}
return new MarkerResult(modules.Select(module => module.Item2).ToList(), packer, extModules);
}
/// <summary>
/// Protects the stub using original project settings replace the current output with the protected stub.
/// </summary>
/// <param name="context">The working context.</param>
/// <param name="fileName">The result file name.</param>
/// <param name="module">The stub module.</param>
/// <param name="snKey">The strong name key.</param>
/// <param name="prot">The packer protection that applies to the stub.</param>
protected void ProtectStub(ConfuserContext context, string fileName, byte[] module, StrongNameKey snKey, Protection prot = null) {
string tmpDir = Path.Combine(Path.GetTempPath(), Path.GetRandomFileName());
string outDir = Path.Combine(tmpDir, Path.GetRandomFileName());
Directory.CreateDirectory(tmpDir);
for (int i = 0; i < context.OutputModules.Count; i++) {
string path = Path.GetFullPath(Path.Combine(tmpDir, context.OutputPaths[i]));
var dir = Path.GetDirectoryName(path);
if (!Directory.Exists(dir))
Directory.CreateDirectory(dir);
File.WriteAllBytes(path, context.OutputModules[i]);
}
File.WriteAllBytes(Path.Combine(tmpDir, fileName), module);
var proj = new ConfuserProject();
proj.Seed = context.Project.Seed;
foreach (Rule rule in context.Project.Rules)
proj.Rules.Add(rule);
proj.Add(new ProjectModule {
Path = fileName
});
proj.BaseDirectory = tmpDir;
proj.OutputDirectory = outDir;
foreach (var path in context.Project.ProbePaths)
proj.ProbePaths.Add(path);
proj.ProbePaths.Add(context.Project.BaseDirectory);
PluginDiscovery discovery = null;
if (prot != null) {
var rule = new Rule {
Preset = ProtectionPreset.None,
Inherit = true,
Pattern = "true"
};
rule.Add(new SettingItem<Protection> {
Id = prot.Id,
Action = SettingItemAction.Add
});
proj.Rules.Add(rule);
discovery = new PackerDiscovery(prot);
}
try {
ConfuserEngine.Run(new ConfuserParameters {
Logger = new PackerLogger(context.Logger),
PluginDiscovery = discovery,
Marker = new PackerMarker(snKey),
Project = proj,
PackerInitiated = true
}, context.token).Wait();
}
catch (AggregateException ex) {
context.Logger.Error("Failed to protect packer stub.");
throw new ConfuserException(ex);
}
context.OutputModules = new[] { File.ReadAllBytes(Path.Combine(outDir, fileName)) };
context.OutputPaths = new[] { fileName };
}
/// <inheritdoc />
protected internal override void Initialize(ConfuserContext context) {
context.Registry.RegisterService(_RandomServiceId, typeof(IRandomService), new RandomService(parameters.Project.Seed));
context.Registry.RegisterService(_MarkerServiceId, typeof(IMarkerService), new MarkerService(context, marker));
context.Registry.RegisterService(_TraceServiceId, typeof(ITraceService), new TraceService(context));
context.Registry.RegisterService(_RuntimeServiceId, typeof(IRuntimeService), new RuntimeService());
context.Registry.RegisterService(_CompressionServiceId, typeof(ICompressionService), new CompressionService(context));
context.Registry.RegisterService(_APIStoreId, typeof(IAPIStore), new APIStore(context));
}
public void Analyze(ConfuserContext context, INameService service, ProtectionParameters parameters, IDnlibDef def) {
var method = def as MethodDef;
if (method == null || !method.HasBody)
return;
// When a ldtoken instruction reference a definition,
// most likely it would be used in reflection and thus probably should not be renamed.
// Also, when ToString is invoked on enum,
// the enum should not be renamed.
for (int i = 0; i < method.Body.Instructions.Count; i++) {
Instruction instr = method.Body.Instructions[i];
if (instr.OpCode.Code == Code.Ldtoken) {
if (instr.Operand is MemberRef) {
IMemberForwarded member = ((MemberRef)instr.Operand).ResolveThrow();
if (context.Modules.Contains((ModuleDefMD)member.Module))
service.SetCanRename(member, false);
}
else if (instr.Operand is IField) {
FieldDef field = ((IField)instr.Operand).ResolveThrow();
if (context.Modules.Contains((ModuleDefMD)field.Module))
service.SetCanRename(field, false);
}
else if (instr.Operand is IMethod) {
var im = (IMethod)instr.Operand;
if (!im.IsArrayAccessors()) {
MethodDef m = im.ResolveThrow();
if (context.Modules.Contains((ModuleDefMD)m.Module))
service.SetCanRename(method, false);
}
}
else if (instr.Operand is ITypeDefOrRef) {
if (!(instr.Operand is TypeSpec)) {
TypeDef type = ((ITypeDefOrRef)instr.Operand).ResolveTypeDefThrow();
if (context.Modules.Contains((ModuleDefMD)type.Module) &&
HandleTypeOf(context, service, method, i)) {
var t = type;
do {
DisableRename(service, t, false);
t = t.DeclaringType;
} while (t != null);
}
}
}
else
throw new UnreachableException();
}
else if ((instr.OpCode.Code == Code.Call || instr.OpCode.Code == Code.Callvirt) &&
((IMethod)instr.Operand).Name == "ToString") {
HandleEnum(context, service, method, i);
}
else if (instr.OpCode.Code == Code.Ldstr) {
TypeDef typeDef = method.Module.FindReflection((string)instr.Operand);
if (typeDef != null)
service.AddReference(typeDef, new StringTypeReference(instr, typeDef));
}
}
}
protected override void Execute(ConfuserContext context, ProtectionParameters parameters) {
foreach (ModuleDef module in parameters.Targets.OfType<ModuleDef>()) {
TypeRef attrRef = module.CorLibTypes.GetTypeRef("System.Runtime.CompilerServices", "SuppressIldasmAttribute");
var ctorRef = new MemberRefUser(module, ".ctor", MethodSig.CreateInstance(module.CorLibTypes.Void), attrRef);
var attr = new CustomAttribute(ctorRef);
module.CustomAttributes.Add(attr);
}
}
protected override void Execute(ConfuserContext context, ProtectionParameters parameters) {
var service = (NameService)context.Registry.GetService<INameService>();
foreach (IRenamer renamer in service.Renamers) {
foreach (IDnlibDef def in parameters.Targets)
renamer.PostRename(context, service, parameters, def);
context.CheckCancellation();
}
}
protected override void Execute(ConfuserContext context, ProtectionParameters parameters)
{
var service = (NameService)context.Registry.GetService<INameService>();
context.Logger.Debug("Renaming...");
foreach (IRenamer renamer in service.Renamers) {
foreach (IDnlibDef def in parameters.Targets)
renamer.PreRename(context, service, def);
context.CheckCancellation();
}
foreach (IDnlibDef def in parameters.Targets.WithProgress(context.Logger)) {
bool canRename = service.CanRename(def);
if (def is MethodDef)
if (canRename && parameters.GetParameter(context, def, "renameArgs", true)) {
foreach (ParamDef param in ((MethodDef)def).ParamDefs)
param.Name = null;
}
if (!canRename)
continue;
RenameMode mode = service.GetRenameMode(def);
IList<INameReference> references = service.GetReferences(def);
bool cancel = false;
foreach (INameReference refer in references) {
cancel |= refer.ShouldCancelRename();
if (cancel) break;
}
if (cancel)
continue;
if (def is TypeDef) {
var typeDef = (TypeDef)def;
if (parameters.GetParameter(context, def, "flatten", true)) {
typeDef.Name = service.ObfuscateName(typeDef.FullName, mode);
typeDef.Namespace = "";
}
else {
typeDef.Namespace = service.ObfuscateName(typeDef.Namespace, mode);
typeDef.Name = service.ObfuscateName(typeDef.Name, mode);
}
}
else
def.Name = service.ObfuscateName(def.Name, mode);
foreach (INameReference refer in references.ToList()) {
if (!refer.UpdateNameReference(context, service)) {
context.Logger.ErrorFormat("Failed to update name reference on '{0}'.", def);
throw new ConfuserException(null);
}
}
context.CheckCancellation();
}
}
protected override void Execute(ConfuserContext context, ProtectionParameters parameters) {
bool disabledOpti = DisabledOptimization(context.CurrentModule);
RandomGenerator random = context.Registry.GetService<IRandomService>().GetRandomGenerator(ControlFlowProtection._FullId);
foreach (MethodDef method in parameters.Targets.OfType<MethodDef>().WithProgress(context.Logger))
if (method.HasBody && method.Body.Instructions.Count > 0) {
ProcessMethod(method.Body, ParseParameters(method, context, parameters, random, disabledOpti));
context.CheckCancellation();
}
}
public void Analyze(ConfuserContext context, INameService service, ProtectionParameters parameters, IDnlibDef def)
{
if (def is TypeDef)
Analyze(context, service, (TypeDef)def, parameters);
else if (def is MethodDef)
Analyze(context, service, (MethodDef)def, parameters);
else if (def is PropertyDef)
Analyze(context, service, (PropertyDef)def, parameters);
else if (def is FieldDef)
Analyze(context, service, (FieldDef)def, parameters);
}
public void Init(ConfuserContext ctx, RandomGenerator random) {
StatementBlock dummy;
ctx.Registry.GetService<IDynCipherService>().GenerateCipherPair(random, out derivation, out dummy);
var dmCodeGen = new DMCodeGen(typeof(void), new[] {
Tuple.Create("{BUFFER}", typeof(uint[])),
Tuple.Create("{KEY}", typeof(uint[]))
});
dmCodeGen.GenerateCIL(derivation);
encryptFunc = dmCodeGen.Compile<Action<uint[], uint[]>>();
}
public KnownThingsv3(ConfuserContext context, ModuleDefMD initMod) {
this.context = context;
assemblies = new Dictionary<int, AssemblyDef>();
types = new Dictionary<KnownTypes, TypeDef>();
properties = new Dictionary<KnownProperties, Tuple<KnownTypes, PropertyDef, TypeDef>>();
InitAssemblies(initMod);
InitTypes();
InitProperties();
}
public void Analyze(ConfuserContext context, INameService service, ProtectionParameters parameters, IDnlibDef def)
{
var module = def as ModuleDef;
if (module == null) return;
string asmName = module.Assembly.Name.String;
if (!string.IsNullOrEmpty(module.Assembly.Culture) &&
asmName.EndsWith(".resources")) {
// Satellite assembly
var satellitePattern = new Regex(string.Format("^(.*)\\.{0}\\.resources$", module.Assembly.Culture));
string nameAsmName = asmName.Substring(0, asmName.Length - ".resources".Length);
ModuleDef mainModule = context.Modules.SingleOrDefault(mod => mod.Assembly.Name == nameAsmName);
if (mainModule == null) {
context.Logger.ErrorFormat("Could not find main assembly of satellite assembly '{0}'.", module.Assembly.FullName);
throw new ConfuserException(null);
}
string format = "{0}." + module.Assembly.Culture + ".resources";
foreach (Resource res in module.Resources) {
Match match = satellitePattern.Match(res.Name);
if (!match.Success)
continue;
string typeName = match.Groups[1].Value;
TypeDef type = mainModule.FindReflectionThrow(typeName);
if (type == null) {
context.Logger.WarnFormat("Could not find resource type '{0}'.", typeName);
continue;
}
service.ReduceRenameMode(type, RenameMode.ASCII);
service.AddReference(type, new ResourceReference(res, type, format));
}
}
else {
string format = "{0}.resources";
foreach (Resource res in module.Resources) {
Match match = ResourceNamePattern.Match(res.Name);
if (!match.Success)
continue;
string typeName = match.Groups[1].Value;
if (typeName.EndsWith(".g")) // WPF resources, ignore
continue;
TypeDef type = module.FindReflection(typeName);
if (type == null) {
context.Logger.WarnFormat("Could not find resource type '{0}'.", typeName);
continue;
}
service.ReduceRenameMode(type, RenameMode.ASCII);
service.AddReference(type, new ResourceReference(res, type, format));
}
}
}
protected override void Execute(ConfuserContext context, ProtectionParameters parameters)
{
if (parameters.Targets.Any()) {
var compression = context.Registry.GetService<ICompressionService>();
var name = context.Registry.GetService<INameService>();
var marker = context.Registry.GetService<IMarkerService>();
var rt = context.Registry.GetService<IRuntimeService>();
var moduleCtx = new CEContext {
Random = context.Registry.GetService<IRandomService>().GetRandomGenerator(Parent.Id),
Context = context,
Module = context.CurrentModule,
Marker = marker,
DynCipher = context.Registry.GetService<IDynCipherService>(),
Name = name
};
// Extract parameters
moduleCtx.Mode = parameters.GetParameter(context, context.CurrentModule, "mode", Mode.Normal);
moduleCtx.DecoderCount = parameters.GetParameter(context, context.CurrentModule, "decoderCount", 5);
switch (moduleCtx.Mode) {
case Mode.Normal:
moduleCtx.ModeHandler = new NormalMode();
break;
case Mode.Dynamic:
moduleCtx.ModeHandler = new DynamicMode();
break;
case Mode.x86:
moduleCtx.ModeHandler = new x86Mode();
if ((context.CurrentModule.Cor20HeaderFlags & ComImageFlags.ILOnly) != 0)
context.CurrentModuleWriterOptions.Cor20HeaderOptions.Flags &= ~ComImageFlags.ILOnly;
break;
default:
throw new UnreachableException();
}
// Inject helpers
MethodDef decomp = compression.GetRuntimeDecompressor(context.CurrentModule, member => {
name.MarkHelper(member, marker);
if (member is MethodDef)
ProtectionParameters.GetParameters(context, member).Remove(Parent);
});
InjectHelpers(context, compression, rt, moduleCtx);
// Mutate codes
MutateInitializer(moduleCtx, decomp);
MethodDef cctor = context.CurrentModule.GlobalType.FindStaticConstructor();
cctor.Body.Instructions.Insert(0, Instruction.Create(OpCodes.Call, moduleCtx.InitMethod));
context.Annotations.Set(context.CurrentModule, ConstantProtection.ContextKey, moduleCtx);
}
}
public void Analyze(ConfuserContext context, INameService service, ProtectionParameters parameters, IDnlibDef def) {
var method = def as MethodDef;
if (method != null) {
if (!method.HasBody)
return;
AnalyzeMethod(context, service, method);
}
var module = def as ModuleDefMD;
if (module != null) {
AnalyzeResources(context, service, module);
}
}
static void Inspection(ConfuserContext context)
{
context.Logger.Info("Resolving dependencies...");
foreach (var dependency in context.Modules
.SelectMany(module => module.GetAssemblyRefs().Select(asmRef => Tuple.Create(asmRef, module))))
{
try {
var assembly = context.Resolver.ResolveThrow(dependency.Item1, dependency.Item2);
}
catch (AssemblyResolveException ex) {
context.Logger.ErrorException("Failed to resolve dependency of '" + dependency.Item2.Name + "'.", ex);
throw new ConfuserException(ex);
}
}
context.Logger.Debug("Checking Strong Name...");
foreach (var module in context.Modules)
{
var snKey = context.Annotations.Get <StrongNameKey>(module, Marker.SNKey);
if (snKey == null && module.IsStrongNameSigned)
{
context.Logger.WarnFormat("[{0}] SN Key is not provided for a signed module, the output may not be working.", module.Name);
}
else if (snKey != null && !module.IsStrongNameSigned)
{
context.Logger.WarnFormat("[{0}] SN Key is provided for an unsigned module, the output may not be working.", module.Name);
}
else if (snKey != null && module.IsStrongNameSigned &&
!module.Assembly.PublicKey.Data.SequenceEqual(snKey.PublicKey))
{
context.Logger.WarnFormat("[{0}] Provided SN Key and signed module's public key do not match, the output may not be working.", module.Name);
}
}
var marker = context.Registry.GetService <IMarkerService>();
context.Logger.Debug("Creating global .cctors...");
foreach (var module in context.Modules)
{
var modType = module.GlobalType;
if (modType == null)
{
modType = new TypeDefUser("", "<Module>", null)
{
Attributes = TypeAttributes.AnsiClass
};
module.Types.Add(modType);
marker.Mark(modType, null);
}
var cctor = modType.FindOrCreateStaticConstructor();
if (!marker.IsMarked(cctor))
{
marker.Mark(cctor, null);
}
}
context.Logger.Debug("Watermarking...");
foreach (var module in context.Modules)
{
var attrRef = module.CorLibTypes.GetTypeRef("System", "Attribute");
var attrType = new TypeDefUser("", "ConfusedByAttribute", attrRef);
module.Types.Add(attrType);
marker.Mark(attrType, null);
var ctor = new MethodDefUser(
".ctor",
MethodSig.CreateInstance(module.CorLibTypes.Void, module.CorLibTypes.String),
MethodImplAttributes.Managed,
MethodAttributes.HideBySig | MethodAttributes.Public | MethodAttributes.SpecialName | MethodAttributes.RTSpecialName)
{
Body = new CilBody
{
MaxStack = 1
}
};
ctor.Body.Instructions.Add(OpCodes.Ldarg_0.ToInstruction());
ctor.Body.Instructions.Add(OpCodes.Call.ToInstruction(new MemberRefUser(module, ".ctor", MethodSig.CreateInstance(module.CorLibTypes.Void), attrRef)));
ctor.Body.Instructions.Add(OpCodes.Ret.ToInstruction());
attrType.Methods.Add(ctor);
marker.Mark(ctor, null);
var attr = new CustomAttribute(ctor);
attr.ConstructorArguments.Add(new CAArgument(module.CorLibTypes.String, Version));
module.CustomAttributes.Add(attr);
}
}
// Token: 0x060001FB RID: 507 RVA: 0x0000FCCB File Offset: 0x0000DECB
protected override void GetPluginsInternal(ConfuserContext context, IList <Protection> protections, IList <Packer> packers, IList <ConfuserComponent> components)
{
base.GetPluginsInternal(context, protections, packers, components);
protections.Add(this.prot);
}
/// <summary>
/// Execute the specified pipeline stage with pre-processing and post-processing.
/// </summary>
/// <param name="stage">The pipeline stage.</param>
/// <param name="func">The stage function.</param>
/// <param name="targets">The target list of the stage.</param>
/// <param name="context">The working context.</param>
internal void ExecuteStage(PipelineStage stage, Action <ConfuserContext> func, Func <IList <IDnlibDef> > targets, ConfuserContext context)
{
foreach (ProtectionPhase pre in preStage[stage])
{
context.CheckCancellation();
context.Logger.DebugFormat("执行 '{0}' ...", pre.Name);
pre.Execute(context, new ProtectionParameters(pre.Parent, Filter(context, targets(), pre)));
}
context.CheckCancellation();
func(context);
context.CheckCancellation();
foreach (ProtectionPhase post in postStage[stage])
{
context.Logger.DebugFormat("执行 '{0}' ...", post.Name);
post.Execute(context, new ProtectionParameters(post.Parent, Filter(context, targets(), post)));
context.CheckCancellation();
}
}
/// <inheritdoc />
protected internal override void MarkMember(IDnlibDef member, ConfuserContext context)
{
ModuleDef module = ((IMemberRef)member).Module;
ProtectionParameters.SetParameters(context, member, ProtectionParameters.GetParameters(context, module));
}
/// <summary>
/// Loads the assembly and marks the project.
/// </summary>
/// <param name="proj">The project.</param>
/// <param name="context">The working context.</param>
/// <returns><see cref="MarkerResult" /> storing the marked modules and packer information.</returns>
protected internal virtual MarkerResult MarkProject(ConfuserProject proj, ConfuserContext context)
{
Packer packer = null;
Dictionary <string, string> packerParams = null;
if (proj.Packer != null)
{
if (!packers.ContainsKey(proj.Packer.Id))
{
context.Logger.ErrorFormat("Cannot find packer with ID '{0}'.", proj.Packer.Id);
throw new ConfuserException(null);
}
if (proj.Debug)
{
context.Logger.Warn("Generated Debug symbols might not be usable with packers!");
}
packer = packers[proj.Packer.Id];
packerParams = new Dictionary <string, string>(proj.Packer, StringComparer.OrdinalIgnoreCase);
}
var modules = new List <Tuple <ProjectModule, ModuleDefMD> >();
var extModules = new List <byte[]>();
foreach (ProjectModule module in proj)
{
if (module.IsExternal)
{
extModules.Add(module.LoadRaw(proj.BaseDirectory));
continue;
}
ModuleDefMD modDef = module.Resolve(proj.BaseDirectory, context.Resolver.DefaultModuleContext);
context.CheckCancellation();
if (proj.Debug)
{
modDef.LoadPdb();
}
context.Resolver.AddToCache(modDef);
modules.Add(Tuple.Create(module, modDef));
}
foreach (var module in modules)
{
context.Logger.InfoFormat("Loading '{0}'...", module.Item1.Path);
Rules rules = ParseRules(proj, module.Item1, context);
context.Annotations.Set(module.Item2, SNKey, LoadSNKey(context, module.Item1.SNKeyPath == null ? null : Path.Combine(proj.BaseDirectory, module.Item1.SNKeyPath), module.Item1.SNKeyPassword));
context.Annotations.Set(module.Item2, RulesKey, rules);
foreach (IDnlibDef def in module.Item2.FindDefinitions())
{
ApplyRules(context, def, rules);
context.CheckCancellation();
}
// Packer parameters are stored in modules
if (packerParams != null)
{
ProtectionParameters.GetParameters(context, module.Item2)[packer] = packerParams;
}
}
return(new MarkerResult(modules.Select(module => module.Item2).ToList(), packer, extModules));
}
/// <summary>
/// Initializes a new instance of the <see cref="CoreComponent" /> class.
/// </summary>
/// <param name="parameters">The parameters.</param>
/// <param name="marker">The marker.</param>
internal CoreComponent(ConfuserContext context, Marker marker)
{
_context = context;
this.marker = marker;
}
/// <summary>
/// Protects the stub using original project settings replace the current output with the protected stub.
/// </summary>
/// <param name="context">The working context.</param>
/// <param name="fileName">The result file name.</param>
/// <param name="module">The stub module.</param>
/// <param name="snKey">The strong name key.</param>
/// <param name="prot">The packer protection that applies to the stub.</param>
protected void ProtectStub(ConfuserContext context, string fileName, byte[] module, StrongNameKey snKey, Protection prot = null)
{
string tmpDir = Path.Combine(Path.GetTempPath(), Path.GetRandomFileName());
try {
string outDir = Path.Combine(tmpDir, Path.GetRandomFileName());
Directory.CreateDirectory(tmpDir);
for (int i = 0; i < context.OutputModules.Count; i++)
{
string path = Path.GetFullPath(Path.Combine(tmpDir, context.OutputPaths[i]));
var dir = Path.GetDirectoryName(path);
if (!Directory.Exists(dir))
{
Directory.CreateDirectory(dir);
}
File.WriteAllBytes(path, context.OutputModules[i]);
}
File.WriteAllBytes(Path.Combine(tmpDir, fileName), module);
var proj = new ConfuserProject();
proj.Seed = context.Project.Seed;
foreach (Rule rule in context.Project.Rules)
{
proj.Rules.Add(rule);
}
proj.Add(new ProjectModule {
Path = fileName
});
proj.BaseDirectory = tmpDir;
proj.OutputDirectory = outDir;
foreach (var path in context.Project.ProbePaths)
{
proj.ProbePaths.Add(path);
}
proj.ProbePaths.Add(context.Project.BaseDirectory);
PluginDiscovery discovery = null;
if (prot != null)
{
var rule = new Rule {
Preset = ProtectionPreset.None,
Inherit = true,
Pattern = "true"
};
rule.Add(new SettingItem <Protection> {
Id = prot.Id,
Action = SettingItemAction.Add
});
proj.Rules.Add(rule);
discovery = new PackerDiscovery(prot);
}
try {
ConfuserEngine
.Run(
new ConfuserParameters {
Logger = new PackerLogger(context.Logger),
PluginDiscovery = discovery,
Marker = new PackerMarker(snKey),
Project = proj,
PackerInitiated = true
}, context.token).Wait();
}
catch (AggregateException ex) {
context.Logger.Error("Failed to protect packer stub.");
throw new ConfuserException(ex);
}
context.OutputModules = new[] { File.ReadAllBytes(Path.Combine(outDir, fileName)) };
context.OutputPaths = new[] { fileName };
}
finally {
try {
if (Directory.Exists(tmpDir))
{
Directory.Delete(tmpDir, true);
}
}
catch (IOException ex) {
context.Logger.WarnException("Failed to remove temporary files of packer.", ex);
}
}
}
/// <summary>
/// Runs the engine.
/// </summary>
/// <param name="parameters">The parameters.</param>
/// <param name="token">The cancellation token.</param>
static void RunInternal(ConfuserParameters parameters, CancellationToken token)
{
// 1. Setup context
var context = new ConfuserContext();
context.Logger = parameters.GetLogger();
context.Project = parameters.Project.Clone();
context.PackerInitiated = parameters.PackerInitiated;
context.token = token;
PrintInfo(context);
bool ok = false;
try {
// Enable watermarking by default
context.Project.Rules.Insert(0, new Rule {
new SettingItem <Protection>(WatermarkingProtection._Id)
});
var asmResolver = new ConfuserAssemblyResolver {
EnableTypeDefCache = true
};
asmResolver.DefaultModuleContext = new ModuleContext(asmResolver);
context.InternalResolver = asmResolver;
context.BaseDirectory = Path.Combine(Environment.CurrentDirectory, context.Project.BaseDirectory.TrimEnd(Path.DirectorySeparatorChar) + Path.DirectorySeparatorChar);
context.OutputDirectory = Path.Combine(context.Project.BaseDirectory, context.Project.OutputDirectory.TrimEnd(Path.DirectorySeparatorChar) + Path.DirectorySeparatorChar);
foreach (string probePath in context.Project.ProbePaths)
{
asmResolver.PostSearchPaths.Insert(0, Path.Combine(context.BaseDirectory, probePath));
}
context.CheckCancellation();
Marker marker = parameters.GetMarker();
// 2. Discover plugins
context.Logger.Debug("Discovering plugins...");
IList <Protection> prots;
IList <Packer> packers;
IList <ConfuserComponent> components;
parameters.GetPluginDiscovery().GetPlugins(context, out prots, out packers, out components);
context.Logger.InfoFormat("Discovered {0} protections, {1} packers.", prots.Count, packers.Count);
context.CheckCancellation();
// 3. Resolve dependency
context.Logger.Debug("Resolving component dependency...");
try {
var resolver = new DependencyResolver(prots);
prots = resolver.SortDependency();
}
catch (CircularDependencyException ex) {
context.Logger.ErrorException("", ex);
throw new ConfuserException(ex);
}
components.Insert(0, new CoreComponent(context, marker));
foreach (Protection prot in prots)
{
components.Add(prot);
}
foreach (Packer packer in packers)
{
components.Add(packer);
}
context.CheckCancellation();
// 4. Load modules
context.Logger.Info("Loading input modules...");
marker.Initalize(prots, packers);
MarkerResult markings = marker.MarkProject(context.Project, context);
context.Modules = new ModuleSorter(markings.Modules).Sort().ToList().AsReadOnly();
foreach (var module in context.Modules)
{
module.EnableTypeDefFindCache = false;
}
context.OutputModules = Enumerable.Repeat <byte[]>(null, context.Modules.Count).ToArray();
context.OutputSymbols = Enumerable.Repeat <byte[]>(null, context.Modules.Count).ToArray();
context.OutputPaths = Enumerable.Repeat <string>(null, context.Modules.Count).ToArray();
context.Packer = markings.Packer;
context.ExternalModules = markings.ExternalModules;
context.CheckCancellation();
// 5. Initialize components
context.Logger.Info("Initializing...");
foreach (ConfuserComponent comp in components)
{
try {
comp.Initialize(context);
}
catch (Exception ex) {
context.Logger.ErrorException("Error occured during initialization of '" + comp.Name + "'.", ex);
throw new ConfuserException(ex);
}
context.CheckCancellation();
}
context.CheckCancellation();
// 6. Build pipeline
context.Logger.Debug("Building pipeline...");
var pipeline = new ProtectionPipeline();
context.Pipeline = pipeline;
foreach (ConfuserComponent comp in components)
{
comp.PopulatePipeline(pipeline);
}
context.CheckCancellation();
//7. Run pipeline
RunPipeline(pipeline, context);
ok = true;
}
catch (AssemblyResolveException ex) {
context.Logger.ErrorException("Failed to resolve an assembly, check if all dependencies are present in the correct version.", ex);
PrintEnvironmentInfo(context);
}
catch (TypeResolveException ex) {
context.Logger.ErrorException("Failed to resolve a type, check if all dependencies are present in the correct version.", ex);
PrintEnvironmentInfo(context);
}
catch (MemberRefResolveException ex) {
context.Logger.ErrorException("Failed to resolve a member, check if all dependencies are present in the correct version.", ex);
PrintEnvironmentInfo(context);
}
catch (IOException ex) {
context.Logger.ErrorException("An IO error occurred, check if all input/output locations are readable/writable.", ex);
}
catch (OperationCanceledException) {
context.Logger.Error("Operation cancelled.");
}
catch (ConfuserException) {
// Exception is already handled/logged, so just ignore and report failure
}
catch (Exception ex) {
context.Logger.ErrorException("Unknown error occurred.", ex);
}
finally {
if (context.Resolver != null)
{
context.InternalResolver.Clear();
}
context.Logger.Finish(ok);
}
}
/// <summary>
/// Parses the rules' patterns.
/// </summary>
/// <param name="proj">The project.</param>
/// <param name="module">The module description.</param>
/// <param name="context">The working context.</param>
/// <returns>Parsed rule patterns.</returns>
/// <exception cref="T:System.ArgumentException">
/// One of the rules has invalid pattern.
/// </exception>
// Token: 0x06000195 RID: 405 RVA: 0x0000D320 File Offset: 0x0000B520
protected Dictionary <Rule, PatternExpression> ParseRules(ConfuserProject proj, ProjectModule module, ConfuserContext context)
{
Dictionary <Rule, PatternExpression> ret = new Dictionary <Rule, PatternExpression>();
PatternParser parser = new PatternParser();
foreach (Rule rule in proj.Rules.Concat(module.Rules))
{
try
{
ret.Add(rule, parser.Parse(rule.Pattern));
}
catch (InvalidPatternException ex)
{
context.Logger.ErrorFormat("Invalid rule pattern: " + rule.Pattern + ".", new object[]
{
ex
});
throw new ConfuserException(ex);
}
foreach (SettingItem <Protection> setting in rule)
{
if (!this.protections.ContainsKey(setting.Id))
{
context.Logger.ErrorFormat("Cannot find protection with ID '{0}'.", new object[]
{
setting.Id
});
throw new ConfuserException(null);
}
}
}
return(ret);
}
/// <summary>
/// Loads the assembly and marks the project.
/// </summary>
/// <param name="proj">The project.</param>
/// <param name="context">The working context.</param>
/// <returns><see cref="T:Confuser.Core.MarkerResult" /> storing the marked modules and packer information.</returns>
// Token: 0x06000193 RID: 403 RVA: 0x0000CFF0 File Offset: 0x0000B1F0
protected internal virtual MarkerResult MarkProject(ConfuserProject proj, ConfuserContext context)
{
Packer packer = null;
Dictionary <string, string> packerParams = null;
if (proj.Packer != null)
{
if (!this.packers.ContainsKey(proj.Packer.Id))
{
context.Logger.ErrorFormat("Cannot find packer with ID '{0}'.", new object[]
{
proj.Packer.Id
});
throw new ConfuserException(null);
}
if (proj.Debug)
{
context.Logger.Warn("Generated Debug symbols might not be usable with packers!");
}
packer = this.packers[proj.Packer.Id];
packerParams = new Dictionary <string, string>(proj.Packer, StringComparer.OrdinalIgnoreCase);
}
List <Tuple <ProjectModule, ModuleDefMD> > modules = new List <Tuple <ProjectModule, ModuleDefMD> >();
List <byte[]> extModules = new List <byte[]>();
foreach (ProjectModule module3 in proj)
{
if (module3.IsExternal)
{
extModules.Add(module3.LoadRaw(proj.BaseDirectory));
}
else
{
ModuleDefMD modDef = module3.Resolve(proj.BaseDirectory, context.Resolver.DefaultModuleContext);
context.CheckCancellation();
if (proj.Debug)
{
modDef.LoadPdb();
}
context.Resolver.AddToCache(modDef);
modules.Add(Tuple.Create <ProjectModule, ModuleDefMD>(module3, modDef));
}
}
foreach (Tuple <ProjectModule, ModuleDefMD> module2 in modules)
{
context.Logger.InfoFormat("Loading '{0}'...", new object[]
{
module2.Item1.Path
});
Dictionary <Rule, PatternExpression> rules = this.ParseRules(proj, module2.Item1, context);
context.Annotations.Set <StrongNameKey>(module2.Item2, Marker.SNKey, Marker.LoadSNKey(context, (module2.Item1.SNKeyPath == null) ? null : Path.Combine(proj.BaseDirectory, module2.Item1.SNKeyPath), module2.Item1.SNKeyPassword));
context.Annotations.Set <Dictionary <Rule, PatternExpression> >(module2.Item2, Marker.RulesKey, rules);
foreach (IDnlibDef def in module2.Item2.FindDefinitions())
{
this.ApplyRules(context, def, rules, null);
context.CheckCancellation();
}
if (packerParams != null)
{
ProtectionParameters.GetParameters(context, module2.Item2)[packer] = packerParams;
}
}
return(new MarkerResult((from module in modules
select module.Item2).ToList <ModuleDefMD>(), packer, extModules));
}
// Token: 0x0600010C RID: 268 RVA: 0x000093F8 File Offset: 0x000075F8
private static void Inspection(ConfuserContext context)
{
context.Logger.Info("Resolving dependencies...");
foreach (Tuple <AssemblyRef, ModuleDefMD> dependency in context.Modules.SelectMany((ModuleDefMD module) => from asmRef in module.GetAssemblyRefs()
select Tuple.Create <AssemblyRef, ModuleDefMD>(asmRef, module)))
{
try
{
context.Resolver.ResolveThrow(dependency.Item1, dependency.Item2);
}
catch (AssemblyResolveException ex)
{
context.Logger.ErrorException("Failed to resolve dependency of '" + dependency.Item2.Name + "'.", ex);
throw new ConfuserException(ex);
}
}
context.Logger.Debug("Checking Strong Name...");
foreach (ModuleDefMD module4 in context.Modules)
{
StrongNameKey snKey = context.Annotations.Get <StrongNameKey>(module4, Marker.SNKey, null);
if (snKey == null && module4.IsStrongNameSigned)
{
context.Logger.WarnFormat("[{0}] SN Key is not provided for a signed module, the output may not be working.", new object[]
{
module4.Name
});
}
else if (snKey != null && !module4.IsStrongNameSigned)
{
context.Logger.WarnFormat("[{0}] SN Key is provided for an unsigned module, the output may not be working.", new object[]
{
module4.Name
});
}
else if (snKey != null && module4.IsStrongNameSigned && !module4.Assembly.PublicKey.Data.SequenceEqual(snKey.PublicKey))
{
context.Logger.WarnFormat("[{0}] Provided SN Key and signed module's public key do not match, the output may not be working.", new object[]
{
module4.Name
});
}
}
IMarkerService marker = context.Registry.GetService <IMarkerService>();
context.Logger.Debug("Creating global .cctors...");
foreach (ModuleDefMD module2 in context.Modules)
{
TypeDef modType = module2.GlobalType;
if (modType == null)
{
modType = new TypeDefUser("", "<Bed>", null);
modType.Attributes = dnlib.DotNet.TypeAttributes.NotPublic;
module2.Types.Add(modType);
marker.Mark(modType, null);
}
MethodDef cctor = modType.FindOrCreateStaticConstructor();
if (!marker.IsMarked(cctor))
{
marker.Mark(cctor, null);
}
}
context.Logger.Debug("Watermarking...");
foreach (ModuleDefMD module3 in context.Modules)
{
TypeRef attrRef = module3.CorLibTypes.GetTypeRef("System", "Attribute");
TypeDefUser attrType = new TypeDefUser("", "Beds-Protector", attrRef);
module3.Types.Add(attrType);
marker.Mark(attrType, null);
TypeRef typeRef99 = module3.CorLibTypes.GetTypeRef("System", "Attribute");
TypeRef typeRef6 = module3.CorLibTypes.GetTypeRef("System", "Attribute");
TypeRef typeRef7 = module3.CorLibTypes.GetTypeRef("System", "Attribute");
TypeDefUser typeDefUser6 = new TypeDefUser("", "VMProtect", typeRef6);
module3.Types.Add(typeDefUser6);
marker.Mark(typeDefUser6, null);
TypeDefUser typeDefUser7 = new TypeDefUser("", "Reactor", typeRef7);
module3.Types.Add(typeDefUser7);
marker.Mark(typeDefUser7, null);
TypeDefUser typeDefUser = new TypeDefUser("", "de4fuckyou", typeRef99);
module3.Types.Add(typeDefUser);
marker.Mark(typeDefUser, null);
TypeRef typeRef2 = module3.CorLibTypes.GetTypeRef("System", "Attribute");
TypeDefUser typeDefUser2 = new TypeDefUser("", "BabelObfuscatorAttribute", typeRef2);
module3.Types.Add(typeDefUser2);
marker.Mark(typeDefUser2, null);
TypeRef typeRef3 = module3.CorLibTypes.GetTypeRef("System", "Attribute");
TypeDefUser typeDefUser3 = new TypeDefUser("", "CrytpoObfuscator", typeRef3);
module3.Types.Add(typeDefUser3);
marker.Mark(typeDefUser3, null);
TypeRef typeRef4 = module3.CorLibTypes.GetTypeRef("System", "Attribute");
TypeDefUser typeDefUser4 = new TypeDefUser("", "OiCuntJollyGoodDayYeHavin_____________________________________________________", typeRef4);
module3.Types.Add(typeDefUser4);
marker.Mark(typeDefUser4, null);
TypeRef typeRef5 = module3.CorLibTypes.GetTypeRef("System", "Attribute");
TypeDefUser typeDefUser5 = new TypeDefUser("", "ObfuscatedByGoliath", typeRef5);
module3.Types.Add(typeDefUser5);
marker.Mark(typeDefUser5, null);
MethodDefUser ctor = new MethodDefUser(".ctor", MethodSig.CreateInstance(module3.CorLibTypes.Void, module3.CorLibTypes.String), dnlib.DotNet.MethodImplAttributes.IL, dnlib.DotNet.MethodAttributes.FamANDAssem | dnlib.DotNet.MethodAttributes.Family | dnlib.DotNet.MethodAttributes.HideBySig | dnlib.DotNet.MethodAttributes.SpecialName | dnlib.DotNet.MethodAttributes.RTSpecialName);
ctor.Body = new CilBody();
ctor.Body.MaxStack = 1;
ctor.Body.Instructions.Add(OpCodes.Ldarg_0.ToInstruction());
ctor.Body.Instructions.Add(OpCodes.Call.ToInstruction(new MemberRefUser(module3, ".ctor", MethodSig.CreateInstance(module3.CorLibTypes.Void), attrRef)));
ctor.Body.Instructions.Add(OpCodes.Ret.ToInstruction());
attrType.Methods.Add(ctor);
marker.Mark(ctor, null);
CustomAttribute attr = new CustomAttribute(ctor);
attr.ConstructorArguments.Add(new CAArgument(module3.CorLibTypes.String, ConfuserEngine.Version));
module3.CustomAttributes.Add(attr);
}
}
// Token: 0x0600010E RID: 270 RVA: 0x00009A4C File Offset: 0x00007C4C
private static void ProcessModule(ConfuserContext context)
{
}
/// <summary>
/// Runs the engine.
/// </summary>
/// <param name="parameters">The parameters.</param>
/// <param name="token">The cancellation token.</param>
// Token: 0x0600010A RID: 266 RVA: 0x000088B4 File Offset: 0x00006AB4
private static void RunInternal(ConfuserParameters parameters, CancellationToken token)
{
ConfuserContext context = new ConfuserContext();
context.Logger = parameters.GetLogger();
context.Project = parameters.Project;
context.PackerInitiated = parameters.PackerInitiated;
context.token = token;
ConfuserEngine.PrintInfo(context);
bool ok = false;
try
{
AssemblyResolver asmResolver = new AssemblyResolver();
asmResolver.EnableTypeDefCache = true;
asmResolver.DefaultModuleContext = new ModuleContext(asmResolver);
context.Resolver = asmResolver;
context.BaseDirectory = Path.Combine(Environment.CurrentDirectory, parameters.Project.BaseDirectory.TrimEnd(new char[]
{
Path.DirectorySeparatorChar
}) + Path.DirectorySeparatorChar);
context.OutputDirectory = Path.Combine(parameters.Project.BaseDirectory, parameters.Project.OutputDirectory.TrimEnd(new char[]
{
Path.DirectorySeparatorChar
}) + Path.DirectorySeparatorChar);
foreach (string probePath in parameters.Project.ProbePaths)
{
asmResolver.PostSearchPaths.Insert(0, Path.Combine(context.BaseDirectory, probePath));
}
context.CheckCancellation();
Marker marker = parameters.GetMarker();
context.Logger.Debug("Discovering plugins...");
IList <Protection> prots;
IList <Packer> packers;
IList <ConfuserComponent> components;
parameters.GetPluginDiscovery().GetPlugins(context, out prots, out packers, out components);
context.Logger.InfoFormat("Discovered {0} protections, {1} packers.", new object[]
{
prots.Count,
packers.Count
});
context.CheckCancellation();
context.Logger.Debug("Resolving component dependency...");
try
{
DependencyResolver resolver = new DependencyResolver(prots);
prots = resolver.SortDependency();
}
catch (CircularDependencyException ex)
{
context.Logger.ErrorException("", ex);
throw new ConfuserException(ex);
}
components.Insert(0, new CoreComponent(parameters, marker));
foreach (Protection prot in prots)
{
components.Add(prot);
}
foreach (Packer packer in packers)
{
components.Add(packer);
}
context.CheckCancellation();
context.Logger.Info("Loading input modules...");
marker.Initalize(prots, packers);
MarkerResult markings = marker.MarkProject(parameters.Project, context);
context.Modules = markings.Modules.ToList <ModuleDefMD>().AsReadOnly();
foreach (ModuleDefMD module in context.Modules)
{
module.EnableTypeDefFindCache = true;
}
context.OutputModules = Enumerable.Repeat <byte[]>(null, markings.Modules.Count).ToArray <byte[]>();
context.OutputSymbols = Enumerable.Repeat <byte[]>(null, markings.Modules.Count).ToArray <byte[]>();
context.OutputPaths = Enumerable.Repeat <string>(null, markings.Modules.Count).ToArray <string>();
context.Packer = markings.Packer;
context.ExternalModules = markings.ExternalModules;
context.CheckCancellation();
context.Logger.Info("Initializing...");
foreach (ConfuserComponent comp in components)
{
try
{
comp.Initialize(context);
}
catch (Exception ex2)
{
context.Logger.ErrorException("Error occured during initialization of '" + comp.Name + "'.", ex2);
throw new ConfuserException(ex2);
}
context.CheckCancellation();
}
context.CheckCancellation();
context.Logger.Debug("Building pipeline...");
ProtectionPipeline pipeline = new ProtectionPipeline();
context.Pipeline = pipeline;
foreach (ConfuserComponent comp2 in components)
{
comp2.PopulatePipeline(pipeline);
}
context.CheckCancellation();
ConfuserEngine.RunPipeline(pipeline, context);
ok = true;
}
catch (AssemblyResolveException ex3)
{
context.Logger.ErrorException("Failed to resolve an assembly, check if all dependencies are present in the correct version.", ex3);
ConfuserEngine.PrintEnvironmentInfo(context);
}
catch (TypeResolveException ex4)
{
context.Logger.ErrorException("Failed to resolve a type, check if all dependencies are present in the correct version.", ex4);
ConfuserEngine.PrintEnvironmentInfo(context);
}
catch (MemberRefResolveException ex5)
{
context.Logger.ErrorException("Failed to resolve a member, check if all dependencies are present in the correct version.", ex5);
ConfuserEngine.PrintEnvironmentInfo(context);
}
catch (IOException ex6)
{
context.Logger.ErrorException("An IO error occurred, check if all input/output locations are readable/writable.", ex6);
}
catch (OperationCanceledException)
{
context.Logger.Error("Operation cancelled.");
}
catch (ConfuserException)
{
}
catch (Exception ex7)
{
context.Logger.ErrorException("Unknown error occurred.", ex7);
}
finally
{
if (context.Resolver != null)
{
context.Resolver.Clear();
}
context.Logger.Finish(ok);
}
}
static void ProcessModule(ConfuserContext context) => context.CurrentModuleWriterOptions.WriterEvent += (sender, e) => context.CheckCancellation();
/// <summary> /// Initializes the component. /// </summary> /// <param name="context">The working context.</param> protected internal abstract void Initialize(ConfuserContext context);
/// <summary>
/// Sets the protection parameters of the specified target.
/// </summary>
/// <param name="context">The context.</param>
/// <param name="target">The protection target.</param>
/// <param name="parameters">The parameters.</param>
// Token: 0x060002F6 RID: 758 RVA: 0x0001271E File Offset: 0x0001091E
public static void SetParameters(ConfuserContext context, IDnlibDef target, ProtectionSettings parameters)
{
context.Annotations.Set <ProtectionSettings>(target, ProtectionParameters.ParametersKey, parameters);
}
/// <summary> /// Executes the packer. /// </summary> /// <param name="context">The working context.</param> /// <param name="parameters">The parameters of packer.</param> protected internal abstract void Pack(ConfuserContext context, ProtectionParameters parameters);
/// <summary>
/// Gets the protection parameters of the specified target.
/// </summary>
/// <param name="context">The context.</param>
/// <param name="target">The protection target.</param>
/// <returns>The parameters.</returns>
// Token: 0x060002F7 RID: 759 RVA: 0x00012732 File Offset: 0x00010932
public static ProtectionSettings GetParameters(ConfuserContext context, IDnlibDef target)
{
return(context.Annotations.Get <ProtectionSettings>(target, ProtectionParameters.ParametersKey, null));
}
public ProtectionSettingsStack(ProtectionSettingsStack copy)
{
context = copy.context;
stack = new Stack <Tuple <ProtectionSettings, ProtectionSettingsInfo[]> >(copy.stack);
parser = copy.parser;
}
public ProtectionSettingsStack(ConfuserContext context, Dictionary <string, Protection> protections)
{
this.context = context;
stack = new Stack <Tuple <ProtectionSettings, ProtectionSettingsInfo[]> >();
parser = new ObfAttrParser(protections);
}