C# ModuleDef类代码示例

        public static bool GetImageData(ModuleDef module, string typeName, byte[] serializedData, out byte[] imageData)
        {
            imageData = null;
            if (CouldBeBitmap(module, typeName)) {
                var dict = Deserializer.Deserialize(SystemDrawingBitmap.DefinitionAssembly.FullName, SystemDrawingBitmap.ReflectionFullName, serializedData);
                // Bitmap loops over every item looking for "Data" (case insensitive)
                foreach (var v in dict.Values) {
                    var d = v.Value as byte[];
                    if (d == null)
                        continue;
                    if ("Data".Equals(v.Name, StringComparison.OrdinalIgnoreCase)) {
                        imageData = d;
                        return true;
                    }
                }
                return false;
            }

            if (CouldBeIcon(module, typeName)) {
                var dict = Deserializer.Deserialize(SystemDrawingIcon.DefinitionAssembly.FullName, SystemDrawingIcon.ReflectionFullName, serializedData);
                DeserializedDataInfo info;
                if (!dict.TryGetValue("IconData", out info))
                    return false;
                imageData = info.Value as byte[];
                return imageData != null;
            }

            return false;
        }

 public static void Copy(this TypeDef sourceTypeDef, ModuleDef moduleDef)
 {
     var targetType = new TypeDefUser(sourceTypeDef.Namespace, sourceTypeDef.Name, sourceTypeDef.BaseType);
     targetType.Attributes = sourceTypeDef.Attributes;
     moduleDef.Types.Add(targetType);
     Copy(sourceTypeDef, targetType);
 }

		void Decompile(ModuleDef module, BamlDocument document, IDecompiler lang,
			IDecompilerOutput output, CancellationToken token) {
			var decompiler = new XamlDecompiler();
			var xaml = decompiler.Decompile(module, document, token, BamlDecompilerOptions.Create(lang), null);
			var xamlText = new XamlOutputCreator(xamlOutputOptionsProvider.Default).CreateText(xaml);
			documentWriterService.Write(output, xamlText, ContentTypes.Xaml);
		}

        public CilBodyVM(CilBodyOptions options, ModuleDef ownerModule, Language language, TypeDef ownerType, MethodDef ownerMethod)
        {
            this.ownerModule = ownerModule;
            this.ownerMethod = ownerMethod;
            this.origOptions = options;

            typeSigCreatorOptions = new TypeSigCreatorOptions(ownerModule, language) {
                CanAddGenericTypeVar = ownerType.HasGenericParameters,
                CanAddGenericMethodVar = ownerMethod.MethodSig.GetGenParamCount() > 0,
                OwnerType = ownerType,
                OwnerMethod = ownerMethod,
            };

            this.localsListVM = new IndexObservableCollection<LocalVM>(() => new LocalVM(typeSigCreatorOptions, new LocalOptions(new Local(ownerModule.CorLibTypes.Int32))));
            this.instructionsListVM = new IndexObservableCollection<InstructionVM>(() => CreateInstructionVM());
            this.exceptionHandlersListVM = new IndexObservableCollection<ExceptionHandlerVM>(() => new ExceptionHandlerVM(typeSigCreatorOptions, new ExceptionHandlerOptions()));
            this.LocalsListVM.UpdateIndexesDelegate = LocalsUpdateIndexes;
            this.InstructionsListVM.UpdateIndexesDelegate = InstructionsUpdateIndexes;
            this.ExceptionHandlersListVM.UpdateIndexesDelegate = ExceptionHandlersUpdateIndexes;
            this.InstructionsListVM.CollectionChanged += InstructionsListVM_CollectionChanged;
            this.LocalsListVM.CollectionChanged += LocalsListVM_CollectionChanged;
            this.ExceptionHandlersListVM.CollectionChanged += ExceptionHandlersListVM_CollectionChanged;
            this.maxStack = new UInt16VM(a => CallHasErrorUpdated());
            this.localVarSigTok = new UInt32VM(a => CallHasErrorUpdated());
            this.headerSize = new ByteVM(a => CallHasErrorUpdated());
            this.headerRVA = new UInt32VM(a => CallHasErrorUpdated());
            this.headerFileOffset = new UInt64VM(a => CallHasErrorUpdated());
            this.rva = new UInt32VM(a => CallHasErrorUpdated());
            this.fileOffset = new UInt64VM(a => CallHasErrorUpdated());

            Reinitialize();
        }

		static MModule GetModule(ModuleDef moduleDef) {
			foreach (var mm in modules.Values) {
				if (mm.moduleDef == moduleDef)
					return mm;
			}
			return null;
		}

		public DerivedTypesEntryNode(TypeDef type, ModuleDef[] modules)
		{
			this.type = type;
			this.modules = modules;
			this.LazyLoading = true;
			threading = new ThreadingSupport();
		}

        private int DecryptStrings(ModuleDef moduleDef, IMDTokenProvider decryptionMethod, IFullName declaringType)
        {
            var assembly = Assembly.LoadFile(moduleDef.Location);
            var decryptCount = 0;

            foreach (var type in moduleDef.Types)
            {
                foreach (var method in type.Methods)
                {
                    if (!method.HasBody || !method.Body.HasInstructions)
                        continue;

                    var instructions = method.Body.Instructions;

                    for (var i = 0; i < instructions.Count; i++)
                    {
                        if (instructions[i].OpCode != OpCodes.Ldstr)
                            continue;

                        if (instructions[i + 1].OpCode != OpCodes.Ldstr)
                            continue;

                        if (!instructions[i + 2].Operand.ToString().
                            Equals(decryptionMethod.ToString()))
                            continue;

                        var param1 = instructions[i].Operand.ToString();
                        var param2 = instructions[i + 1].Operand.ToString();

                        var methodType = assembly.GetType(declaringType.Name);
                        if (methodType == null)
                            continue;

                        var metaData = decryptionMethod.MDToken.ToInt32();
                        var methodBase = methodType.Module.ResolveMethod(metaData);
                        if (methodBase == null)
                            continue;

                        var parameters = methodBase.GetParameters();
                        if (parameters.Length == 0)
                            continue;

                        var result
                            = methodBase.Invoke(null, new object[] { param1, param2 });

                        var body = method.Body;

                        body.Instructions[i].OpCode = OpCodes.Ldstr;
                        body.Instructions[i].Operand = result.ToString();

                        body.Instructions.RemoveAt(i + 1);
                        body.Instructions.RemoveAt(i + 1);

                        decryptCount++;
                    }
                }
            }

            return decryptCount;
        }

        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));
            }
        }

		DnSpyFile ResolveNormal(IAssembly assembly, ModuleDef sourceModule, bool delayLoad) {
			var existingFile = fileList.FindAssembly(assembly);
			if (existingFile != null)
				return existingFile;

			var file = LookupFromSearchPaths(assembly, sourceModule, true);
			if (file != null)
				return fileList.AddFile(file, fileList.AssemblyLoadEnabled, delayLoad);

			if (fileList.UseGAC) {
				var gacFile = GacInterop.FindAssemblyInNetGac(assembly);
				if (gacFile != null)
					return fileList.GetOrCreate(gacFile, fileList.AssemblyLoadEnabled, true, delayLoad);
				foreach (var path in GacInfo.OtherGacPaths) {
					file = TryLoadFromDir(assembly, true, path);
					if (file != null)
						return fileList.AddFile(file, fileList.AssemblyLoadEnabled, delayLoad);
				}
			}

			file = LookupFromSearchPaths(assembly, sourceModule, false);
			if (file != null)
				return fileList.AddFile(file, fileList.AssemblyLoadEnabled, delayLoad);

			return null;
		}

        /// <summary>
        /// Constructor
        /// </summary>
        /// <param name="module">Module that will own the method body</param>
        /// <param name="obj">This can be one of several supported types: the delegate instance
        /// created by DynamicMethod.CreateDelegate(), a DynamicMethod instance, a RTDynamicMethod
        /// instance or a DynamicResolver instance.</param>
        /// <param name="gpContext">Generic parameter context</param>
        public DynamicMethodBodyReader(ModuleDef module, object obj, GenericParamContext gpContext)
        {
            this.module = module;
            this.importer = new Importer(module, ImporterOptions.TryToUseDefs, gpContext);
            this.gpContext = gpContext;
            this.methodName = null;

            if (obj == null)
                throw new ArgumentNullException("obj");

            var del = obj as Delegate;
            if (del != null) {
                obj = del.Method;
                if (obj == null)
                    throw new Exception("Delegate.Method == null");
            }

            if (obj.GetType().ToString() == "System.Reflection.Emit.DynamicMethod+RTDynamicMethod") {
                obj = rtdmOwnerFieldInfo.Read(obj) as DynamicMethod;
                if (obj == null)
                    throw new Exception("RTDynamicMethod.m_owner is null or invalid");
            }

            if (obj is DynamicMethod) {
                methodName = ((DynamicMethod)obj).Name;
                obj = dmResolverFieldInfo.Read(obj);
                if (obj == null)
                    throw new Exception("No resolver found");
            }

            if (obj.GetType().ToString() != "System.Reflection.Emit.DynamicResolver")
                throw new Exception("Couldn't find DynamicResolver");

            var code = rslvCodeFieldInfo.Read(obj) as byte[];
            if (code == null)
                throw new Exception("No code");
            codeSize = code.Length;
            var delMethod = rslvMethodFieldInfo.Read(obj) as SR.MethodBase;
            if (delMethod == null)
                throw new Exception("No method");
            maxStack = (int)rslvMaxStackFieldInfo.Read(obj);

            var scope = rslvDynamicScopeFieldInfo.Read(obj);
            if (scope == null)
                throw new Exception("No scope");
            var tokensList = scopeTokensFieldInfo.Read(scope) as System.Collections.IList;
            if (tokensList == null)
                throw new Exception("No tokens");
            tokens = new List<object>(tokensList.Count);
            for (int i = 0; i < tokensList.Count; i++)
                tokens.Add(tokensList[i]);

            ehInfos = (IList<object>)rslvExceptionsFieldInfo.Read(obj);
            ehHeader = rslvExceptionHeaderFieldInfo.Read(obj) as byte[];

            UpdateLocals(rslvLocalsFieldInfo.Read(obj) as byte[]);
            this.reader = MemoryImageStream.Create(code);
            this.method = CreateMethodDef(delMethod);
            this.parameters = this.method.Parameters;
        }

 ResourceWriter(ModuleDef module, Stream stream, ResourceElementSet resources)
 {
     this.module = module;
     this.typeCreator = new ResourceDataCreator(module);
     this.writer = new BinaryWriter(stream);
     this.resources = resources;
 }

		/// <inheritdoc />
		public MethodDef GetRuntimeDecompressor(ModuleDef module, Action<IDnlibDef> init) {
			Tuple<MethodDef, List<IDnlibDef>> decompressor = context.Annotations.GetOrCreate(module, Decompressor, m => {
				var rt = context.Registry.GetService<IRuntimeService>();

				List<IDnlibDef> members = InjectHelper.Inject(rt.GetRuntimeType("Confuser.Runtime.Lzma"), module.GlobalType, module).ToList();
				MethodDef decomp = null;
				foreach (IDnlibDef member in members) {
					if (member is MethodDef) {
						var method = (MethodDef)member;
						if (method.Access == MethodAttributes.Public)
							method.Access = MethodAttributes.Assembly;
						if (!method.IsConstructor)
							method.IsSpecialName = false;

						if (method.Name == "Decompress")
							decomp = method;
					}
					else if (member is FieldDef) {
						var field = (FieldDef)member;
						if (field.Access == FieldAttributes.Public)
							field.Access = FieldAttributes.Assembly;
						if (field.IsLiteral) {
							field.DeclaringType.Fields.Remove(field);
						}
					}
				}
				members.RemoveWhere(def => def is FieldDef && ((FieldDef)def).IsLiteral);

				Debug.Assert(decomp != null);
				return Tuple.Create(decomp, members);
			});
			foreach (IDnlibDef member in decompressor.Item2)
				init(member);
			return decompressor.Item1;
		}

 public static AssemblyDef AddToNewAssemblyDef(ModuleDef module, ModuleKind moduleKind, out Characteristics characteristics)
 {
     var asmDef = module.UpdateRowId(new AssemblyDefUser(GetAssemblyName(module)));
     asmDef.Modules.Add(module);
     WriteNewModuleKind(module, moduleKind, out characteristics);
     return asmDef;
 }

        public MethodOverrideVM(MethodOverrideOptions options, ModuleDef ownerModule)
        {
            this.ownerModule = ownerModule;
            this.origOptions = options;

            Reinitialize();
        }

 /// <summary>
 ///     Injects the specified MethodDef to another module.
 /// </summary>
 /// <param name="methodDef">The source MethodDef.</param>
 /// <param name="target">The target module.</param>
 /// <returns>The injected MethodDef.</returns>
 public static MethodDef Inject(MethodDef methodDef, ModuleDef target)
 {
     var ctx = new InjectContext(methodDef.Module, target);
     ctx.Map[methodDef] = Clone(methodDef);
     CopyMethodDef(methodDef, ctx);
     return (MethodDef)ctx.Map[methodDef];
 }