public override void Decompile(MethodDef method, IDecompilerOutput output, DecompilationContext ctx) {
WriteCommentBegin(output, true);
output.Write("Method: ", BoxedTextColor.Comment);
output.Write(IdentifierEscaper.Escape(method.FullName), method, DecompilerReferenceFlags.Definition, BoxedTextColor.Comment);
WriteCommentEnd(output, true);
output.WriteLine();
if (!method.HasBody) {
return;
}
StartKeywordBlock(output, ".body", method);
ILAstBuilder astBuilder = new ILAstBuilder();
ILBlock ilMethod = new ILBlock();
DecompilerContext context = new DecompilerContext(method.Module, MetadataTextColorProvider) { CurrentType = method.DeclaringType, CurrentMethod = method };
ilMethod.Body = astBuilder.Build(method, inlineVariables, context);
if (abortBeforeStep != null) {
new ILAstOptimizer().Optimize(context, ilMethod, abortBeforeStep.Value);
}
if (context.CurrentMethodIsAsync) {
output.Write("async", BoxedTextColor.Keyword);
output.Write("/", BoxedTextColor.Punctuation);
output.WriteLine("await", BoxedTextColor.Keyword);
}
var allVariables = ilMethod.GetSelfAndChildrenRecursive<ILExpression>().Select(e => e.Operand as ILVariable)
.Where(v => v != null && !v.IsParameter).Distinct();
foreach (ILVariable v in allVariables) {
output.Write(IdentifierEscaper.Escape(v.Name), v, DecompilerReferenceFlags.Local | DecompilerReferenceFlags.Definition, v.IsParameter ? BoxedTextColor.Parameter : BoxedTextColor.Local);
if (v.Type != null) {
output.Write(" ", BoxedTextColor.Text);
output.Write(":", BoxedTextColor.Punctuation);
output.Write(" ", BoxedTextColor.Text);
if (v.IsPinned) {
output.Write("pinned", BoxedTextColor.Keyword);
output.Write(" ", BoxedTextColor.Text);
}
v.Type.WriteTo(output, ILNameSyntax.ShortTypeName);
}
if (v.GeneratedByDecompiler) {
output.Write(" ", BoxedTextColor.Text);
output.Write("[", BoxedTextColor.Punctuation);
output.Write("generated", BoxedTextColor.Keyword);
output.Write("]", BoxedTextColor.Punctuation);
}
output.WriteLine();
}
var builder = new MethodDebugInfoBuilder(method);
foreach (ILNode node in ilMethod.Body) {
node.WriteTo(output, builder);
if (!node.WritesNewLine)
output.WriteLine();
}
output.AddDebugInfo(builder.Create());
EndKeywordBlock(output);
}
/// <inheritdoc/>
public virtual void WriteShort(IDecompilerOutput output, IDecompiler decompiler, bool showOffset)
{
decompiler.WriteCommentBegin(output, true);
output.WriteOffsetComment(this, showOffset);
const string LTR = "\u200E";
output.Write(NameUtilities.CleanName(Name) + LTR, this, DecompilerReferenceFlags.Local | DecompilerReferenceFlags.Definition, BoxedTextColor.Comment);
string extra = null;
switch (Resource.ResourceType)
{
case ResourceType.AssemblyLinked:
extra = ((AssemblyLinkedResource)Resource).Assembly.FullName;
break;
case ResourceType.Linked:
var file = ((LinkedResource)Resource).File;
extra = $"{file.Name}, {(file.ContainsNoMetadata ? "ContainsNoMetaData" : "ContainsMetaData")}, {SimpleTypeConverter.ByteArrayToString(file.HashValue)}";
break;
case ResourceType.Embedded:
extra = string.Format(dnSpy_Contracts_DnSpy_Resources.NumberOfBytes, ((EmbeddedResource)Resource).Length);
break;
}
output.Write($" ({(extra == null ? string.Empty : $"{extra}, ")}{Resource.ResourceType}, {Resource.Attributes})", BoxedTextColor.Comment);
/// <summary>
/// Writes a comment and a new line
/// </summary>
/// <param name="self">This</param>
/// <param name="output">Output</param>
/// <param name="comment">Comment</param>
public static void WriteCommentLine(this IDecompiler self, IDecompilerOutput output, string comment)
{
self.WriteCommentBegin(output, true);
output.Write(comment, BoxedTextColor.Comment);
self.WriteCommentEnd(output, true);
output.WriteLine();
}
/// <summary>
/// Writes XML documentation
/// </summary>
/// <param name="output">Output</param>
/// <param name="xmlDocText">XML documentation</param>
public static void WriteXmlDoc(this IDecompilerOutput output, string xmlDocText)
{
foreach (var info in SimpleXmlParser.Parse(xmlDocText))
{
output.Write(info.text, info.color);
}
}
public void Write(IDecompilerOutput output, string text, string contentType)
{
if (output == null)
{
throw new ArgumentNullException(nameof(output));
}
if (text == null)
{
throw new ArgumentNullException(nameof(text));
}
if (contentType == null)
{
throw new ArgumentNullException(nameof(contentType));
}
var ct = contentTypeRegistryService.GetContentType(contentType);
if (ct == null)
{
throw new ArgumentException($"Invalid content type: {contentType}");
}
var writer = GetDocumentWriter(ct);
if (writer != null)
{
writer.Write(output, text);
}
else
{
output.Write(text, BoxedTextColor.Text);
}
}
protected void WriteCommentLineDeclaringType(IDecompilerOutput output, IMemberDef member)
{
WriteCommentBegin(output, true);
output.Write(TypeToString(member.DeclaringType, includeNamespace: true), member.DeclaringType, DecompilerReferenceFlags.None, BoxedTextColor.Comment);
WriteCommentEnd(output, true);
output.WriteLine();
}
void Decompile(ModuleDef module, BamlDocument document, ILanguage lang,
IDecompilerOutput output, CancellationToken token)
{
var decompiler = new XamlDecompiler();
var xaml = decompiler.Decompile(module, document, token, BamlDecompilerOptions.Create(lang), null);
output.Write(xaml.ToString(), BoxedTextColor.Text);
}
protected virtual void FormatPropertyName(IDecompilerOutput output, PropertyDef property, bool?isIndexer = null)
{
if (property == null)
{
throw new ArgumentNullException(nameof(property));
}
output.Write(IdentifierEscaper.Escape(property.Name), MetadataTextColorProvider.GetColor(property));
}
protected virtual void FormatTypeName(IDecompilerOutput output, TypeDef type)
{
if (type == null)
{
throw new ArgumentNullException(nameof(type));
}
output.Write(IdentifierEscaper.Escape(type.Name), MetadataTextColorProvider.GetColor(type));
}
public void WriteHeader(IDecompilerOutput output)
{
var cols = MetadataTableVM.TableInfo.Columns;
output.Write($"{dnSpy_AsmEditor_Resources.RowIdentifier}\t{dnSpy_AsmEditor_Resources.Token}\t{dnSpy_AsmEditor_Resources.Offset}", BoxedTextColor.Comment);
for (int i = 0; i < cols.Count; i++)
{
output.Write("\t", BoxedTextColor.Comment);
output.Write(MetadataTableVM.GetColumnName(i), BoxedTextColor.Comment);
}
if (MetadataTableVM.HasInfo)
{
output.Write("\t", BoxedTextColor.Comment);
output.Write(MetadataTableVM.InfoName, BoxedTextColor.Comment);
}
output.WriteLine();
}
bool WriteRefIfByRef(IDecompilerOutput output, TypeSig typeSig, ParamDef pd)
{
if (typeSig.RemovePinnedAndModifiers() is ByRefSig)
{
if (pd != null && (!pd.IsIn && pd.IsOut))
{
output.Write("out", BoxedTextColor.Keyword);
output.Write(" ", BoxedTextColor.Text);
}
else
{
output.Write("ref", BoxedTextColor.Keyword);
output.Write(" ", BoxedTextColor.Text);
}
return(true);
}
return(false);
}
public void WriteTo(IDecompilerOutput output)
{
#if DEBUG
for (int i = 1; i < references.Count; i++)
{
if (references[i - 1].Span.End > references[i].Span.Start)
{
throw new InvalidOperationException();
}
}
#endif
int outputStart = output.Length;
int pos = 0;
var textLocal = text;
foreach (var info in references)
{
if (info.Span.Length == 0)
{
continue;
}
if (pos < info.Span.Start)
{
output.Write(textLocal, pos, info.Span.Start - pos, BoxedTextColor.Text);
}
var flags = DecompilerReferenceFlags.Local;
if (info.IsDefinition)
{
flags |= DecompilerReferenceFlags.Definition;
}
output.Write(textLocal, info.Span.Start, info.Span.Length, info.Reference, flags, BoxedTextColor.Text);
pos = info.Span.End;
}
if (pos < textLocal.Length)
{
output.Write(textLocal, pos, textLocal.Length - pos, BoxedTextColor.Text);
}
Debug.Assert(output.Length - outputStart == textLocal.Length);
foreach (var info in bracesInfo)
{
output.AddCodeBracesRange(info);
}
}
/// <summary>
/// Writes the offset
/// </summary>
/// <param name="output">Output</param>
/// <param name="node">Node</param>
/// <param name="showOffsetComment">true if the offset and comment should be written</param>
public static void WriteOffsetComment(this IDecompilerOutput output, IResourceDataProvider node, bool showOffsetComment)
{
if (!showOffsetComment)
{
return;
}
ulong fo = node.FileOffset;
if (fo == 0)
{
return;
}
var mod = (node as IDocumentTreeNodeData).GetModule();
var filename = mod == null ? null : mod.Location;
output.Write($"0x{fo:X8}", new AddressReference(filename, false, fo, node.Length), DecompilerReferenceFlags.None, BoxedTextColor.Comment);
output.Write(": ", BoxedTextColor.Comment);
}
void TypeToString(IDecompilerOutput output, ConvertTypeOptions options, ITypeDefOrRef type, IHasCustomAttribute typeAttributes = null)
{
var envProvider = new ILSpyEnvironmentProvider();
var converter = new CSharpToVBConverterVisitor(type.Module, envProvider);
var astType = AstBuilder.ConvertType(type, new StringBuilder(), typeAttributes, options);
if (type.TryGetByRefSig() != null)
{
output.Write("ByRef", BoxedTextColor.Keyword);
output.Write(" ", BoxedTextColor.Text);
if (astType is ICSharpCode.NRefactory.CSharp.ComposedType && ((ICSharpCode.NRefactory.CSharp.ComposedType)astType).PointerRank > 0)
{
((ICSharpCode.NRefactory.CSharp.ComposedType)astType).PointerRank--;
}
}
var vbAstType = astType.AcceptVisitor(converter, null);
vbAstType.AcceptVisitor(new OutputVisitor(new VBTextOutputFormatter(output), new VBFormattingOptions()), null);
}
public override void Decompile(TypeDef type, IDecompilerOutput output, DecompilationContext ctx)
{
this.WriteCommentLine(output, $"Type: {type.FullName}");
if (type.BaseType != null)
{
WriteCommentBegin(output, true);
output.Write("Base type: ", BoxedTextColor.Comment);
output.Write(IdentifierEscaper.Escape(type.BaseType.FullName), type.BaseType, DecompilerReferenceFlags.None, BoxedTextColor.Comment);
WriteCommentEnd(output, true);
output.WriteLine();
}
foreach (var nested in type.NestedTypes)
{
Decompile(nested, output, ctx);
output.WriteLine();
}
foreach (var field in type.Fields)
{
Decompile(field, output, ctx);
output.WriteLine();
}
foreach (var property in type.Properties)
{
Decompile(property, output, ctx);
output.WriteLine();
}
foreach (var @event in type.Events)
{
Decompile(@event, output, ctx);
output.WriteLine();
}
foreach (var method in type.Methods)
{
Decompile(method, output, ctx);
output.WriteLine();
}
}
public virtual void DecompileNamespace(string @namespace, IEnumerable<TypeDef> types, IDecompilerOutput output, DecompilationContext ctx) {
this.WriteCommentLine(output, string.IsNullOrEmpty(@namespace) ? string.Empty : IdentifierEscaper.Escape(@namespace));
this.WriteCommentLine(output, string.Empty);
this.WriteCommentLine(output, dnSpy_Decompiler_Resources.Decompile_Namespace_Types);
this.WriteCommentLine(output, string.Empty);
foreach (var type in types) {
WriteCommentBegin(output, true);
output.Write(IdentifierEscaper.Escape(type.Name), type, DecompilerReferenceFlags.None, BoxedTextColor.Comment);
WriteCommentEnd(output, true);
output.WriteLine();
}
}
public override void WriteShort(IDecompilerOutput output, IDecompiler decompiler, bool showOffset)
{
if (output is IDocumentViewerOutput documentViewerOutput)
{
decompiler.WriteCommentBegin(output, true);
output.WriteOffsetComment(this, showOffset);
documentViewerOutput.AddUIElement(() => {
return(new System.Windows.Controls.Image {
Source = imageSource,
});
});
output.Write(" = ", BoxedTextColor.Comment);
const string LTR = "\u200E";
output.Write(NameUtilities.CleanName(Name) + LTR, this, DecompilerReferenceFlags.Local | DecompilerReferenceFlags.Definition, BoxedTextColor.Comment);
decompiler.WriteCommentEnd(output, true);
output.WriteLine();
return;
}
base.WriteShort(output, decompiler, showOffset);
}
void WriteTimestampComment(IDecompilerOutput output, IPEImage peImage)
{
WriteCommentBegin(output, true);
output.Write(dnSpy_Decompiler_Resources.Decompile_Timestamp, BoxedTextColor.Comment);
output.Write(" ", BoxedTextColor.Comment);
uint ts = peImage.ImageNTHeaders.FileHeader.TimeDateStamp;
if ((int)ts > 0)
{
var date = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddSeconds(ts).ToLocalTime();
var dateString = date.ToString(CultureInfo.CurrentUICulture.DateTimeFormat);
output.Write($"{ts:X8} ({dateString})", BoxedTextColor.Comment);
}
else
{
output.Write(dnSpy_Decompiler_Resources.UnknownValue, BoxedTextColor.Comment);
output.Write($" ({ts:X8})", BoxedTextColor.Comment);
}
WriteCommentEnd(output, true);
output.WriteLine();
}
public void WriteIdentifier(string identifier, object data, object extraData)
{
var definition = GetCurrentDefinition();
if (!(definition is null))
{
output.Write(IdentifierEscaper.Escape(identifier), definition, DecompilerReferenceFlags.Definition, data);
return;
}
var memberRef = GetCurrentMemberReference() ?? (object?)(extraData as NamespaceReference);
if (!(memberRef is null))
{
output.Write(IdentifierEscaper.Escape(identifier), memberRef, DecompilerReferenceFlags.None, data);
return;
}
definition = GetCurrentLocalDefinition();
if (!(definition is null))
{
output.Write(IdentifierEscaper.Escape(identifier), definition, DecompilerReferenceFlags.Local | DecompilerReferenceFlags.Definition, data);
return;
}
memberRef = GetCurrentLocalReference();
if (!(memberRef is null))
{
output.Write(IdentifierEscaper.Escape(identifier), memberRef, DecompilerReferenceFlags.Local, data);
return;
}
output.Write(IdentifierEscaper.Escape(identifier), data);
}
void EndKeywordBlock(IDecompilerOutput output, BraceInfo info, CodeBracesRangeFlags flags, bool addLineSeparator = false)
{
output.DecreaseIndent();
var end = output.NextPosition;
output.Write("}", BoxedTextColor.Punctuation);
output.AddBracePair(new TextSpan(info.Start, 1), new TextSpan(end, 1), flags);
if (addLineSeparator)
{
output.AddLineSeparator(end);
}
output.WriteLine();
}
protected void PrintEntryPoint(ModuleDef mod, IDecompilerOutput output)
{
var ep = GetEntryPoint(mod);
if (ep is uint)
{
this.WriteCommentLine(output, string.Format(dnSpy_Decompiler_Resources.Decompile_NativeEntryPoint, (uint)ep));
}
else if (ep is MethodDef epMethod)
{
WriteCommentBegin(output, true);
output.Write(dnSpy_Decompiler_Resources.Decompile_EntryPoint + " ", BoxedTextColor.Comment);
if (epMethod.DeclaringType != null)
{
output.Write(IdentifierEscaper.Escape(epMethod.DeclaringType.FullName), epMethod.DeclaringType, DecompilerReferenceFlags.None, BoxedTextColor.Comment);
output.Write(".", BoxedTextColor.Comment);
}
output.Write(IdentifierEscaper.Escape(epMethod.Name), epMethod, DecompilerReferenceFlags.None, BoxedTextColor.Comment);
WriteCommentEnd(output, true);
output.WriteLine();
}
}
public virtual void DecompileNamespace(string @namespace, IEnumerable <TypeDef> types, IDecompilerOutput output, DecompilationContext ctx)
{
this.WriteCommentLine(output, string.IsNullOrEmpty(@namespace) ? string.Empty : IdentifierEscaper.Escape(@namespace));
this.WriteCommentLine(output, string.Empty);
this.WriteCommentLine(output, dnSpy_Decompiler_Resources.Decompile_Namespace_Types);
this.WriteCommentLine(output, string.Empty);
foreach (var type in types)
{
WriteCommentBegin(output, true);
output.Write(IdentifierEscaper.Escape(type.Name), type, DecompilerReferenceFlags.None, BoxedTextColor.Comment);
WriteCommentEnd(output, true);
output.WriteLine();
}
}
protected void WriteModule(ModuleDef mod, IDecompilerOutput output, DecompilationContext ctx)
{
DecompileInternal(mod, output, ctx);
output.WriteLine();
if (mod.Types.Count > 0)
{
this.WriteCommentBegin(output, true);
output.Write(dnSpy_Languages_Resources.Decompile_GlobalType + " ", BoxedTextColor.Comment);
output.Write(IdentifierEscaper.Escape(mod.GlobalType.FullName), mod.GlobalType, DecompilerReferenceFlags.None, BoxedTextColor.Comment);
output.WriteLine();
}
this.PrintEntryPoint(mod, output);
this.WriteCommentLine(output, dnSpy_Languages_Resources.Decompile_Architecture + " " + GetPlatformDisplayName(mod));
if (!mod.IsILOnly)
{
this.WriteCommentLine(output, dnSpy_Languages_Resources.Decompile_ThisAssemblyContainsUnmanagedCode);
}
string runtimeName = GetRuntimeDisplayName(mod);
if (runtimeName != null)
{
this.WriteCommentLine(output, dnSpy_Languages_Resources.Decompile_Runtime + " " + runtimeName);
}
var peImage = TryGetPEImage(mod);
if (peImage != null)
{
this.WriteCommentBegin(output, true);
uint ts = peImage.ImageNTHeaders.FileHeader.TimeDateStamp;
var date = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddSeconds(ts);
var dateString = date.ToString(CultureInfo.CurrentUICulture.DateTimeFormat);
output.Write(string.Format(dnSpy_Languages_Resources.Decompile_Timestamp, ts, dateString), BoxedTextColor.Comment);
this.WriteCommentEnd(output, true);
output.WriteLine();
}
output.WriteLine();
}
public void WriteTo(IDecompilerOutput output)
{
references.Sort(ReferenceInfoSorter.Instance);
int outputStart = output.Length;
int pos = 0;
foreach (var info in references)
{
if (info.Span.Length == 0)
{
continue;
}
if (pos < info.Span.Start)
{
output.Write(text, pos, info.Span.Start - pos, BoxedTextColor.Text);
}
var refText = text.Substring(info.Span.Start, info.Span.Length);
var flags = DecompilerReferenceFlags.Local;
if (info.IsDefinition)
{
flags |= DecompilerReferenceFlags.Definition;
}
output.Write(refText, info.Reference, flags, BoxedTextColor.Text);
pos = info.Span.End;
}
if (pos < text.Length)
{
output.Write(text, pos, text.Length - pos, BoxedTextColor.Text);
}
Debug.Assert(output.Length - outputStart == text.Length);
foreach (var info in bracesInfo)
{
output.AddCodeBracesRange(info);
}
}
public void Write(IDecompilerOutput output, MetadataTableRecordVM mdVM)
{
var cols = MetadataTableVM.TableInfo.Columns;
output.Write(mdVM.RidString, BoxedTextColor.Comment);
output.Write("\t", BoxedTextColor.Comment);
output.Write(mdVM.TokenString, BoxedTextColor.Comment);
output.Write("\t", BoxedTextColor.Comment);
output.Write(mdVM.OffsetString, BoxedTextColor.Comment);
for (int j = 0; j < cols.Count; j++)
{
output.Write("\t", BoxedTextColor.Comment);
output.Write(mdVM.GetField(j).DataFieldVM.StringValue, BoxedTextColor.Comment);
}
if (MetadataTableVM.HasInfo)
{
output.Write("\t", BoxedTextColor.Comment);
output.Write(mdVM.Info, BoxedTextColor.Comment);
}
output.WriteLine();
}
protected void WriteAssembly(AssemblyDef asm, IDecompilerOutput output, DecompilationContext ctx)
{
DecompileInternal(asm, output, ctx);
output.WriteLine();
this.PrintEntryPoint(asm.ManifestModule, output);
var peImage = TryGetPEImage(asm.ManifestModule);
if (peImage != null)
{
this.WriteCommentBegin(output, true);
uint ts = peImage.ImageNTHeaders.FileHeader.TimeDateStamp;
var date = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddSeconds(ts);
var dateString = date.ToString(CultureInfo.CurrentUICulture.DateTimeFormat);
output.Write(string.Format(dnSpy_Languages_Resources.Decompile_Timestamp, ts, dateString), BoxedTextColor.Comment);
this.WriteCommentEnd(output, true);
output.WriteLine();
}
output.WriteLine();
}
public override void WriteShort(IDecompilerOutput output, IDecompiler decompiler, bool showOffset)
{
if (output is IDocumentViewerOutput documentViewerOutput)
{
for (int i = 0; i < imageListOptions.ImageSources.Count; i++)
{
if (i > 0)
{
output.Write(" ", BoxedTextColor.Text);
}
var imageSource = imageListOptions.ImageSources[i];
documentViewerOutput.AddUIElement(() => {
return(new System.Windows.Controls.Image {
Source = imageSource,
});
});
}
}
base.WriteShort(output, decompiler, showOffset);
}
private void BlocksListView_OnSelectionChanged(object sender, SelectionChangedEventArgs e)
{
ILView.Document.Blocks.Clear();
var options = new DisassemblerOptions(new System.Threading.CancellationToken(), null);
uint rva = (uint)method.RVA;
uint baseRva = rva == 0 ? 0 : rva + method.Body.HeaderSize;
long baseOffs = baseRva == 0 ? 0 : method.Module.ToFileOffset(baseRva) ?? 0;
int startLocation;
foreach (var instr in cflowDeobfuscator.UnsolvedBlocks[BlocksListView.SelectedIndex].Block.Instructions)
{
instr.Instruction.WriteTo(ilOutput, options, baseRva, baseOffs, null, method, out startLocation);
ilOutput.Write("\r", BoxedTextColor.Text);
}
ExprView.Document.Blocks.Clear();
var expr = cflowDeobfuscator.UnsolvedBlocks[BlocksListView.SelectedIndex].Expression;
exprOutput.Write(TextColor.String, expr.ToString());
Consts.Items.Clear();
GetConsts(expr);
Consts.IsEnabled = true;
if (Consts.Items.Count > 0)
{
Consts.SelectedIndex = 0;
}
else
{
Consts.IsEnabled = false;
}
}
protected override void FormatPropertyName(IDecompilerOutput output, PropertyDef property, bool?isIndexer)
{
if (property == null)
{
throw new ArgumentNullException(nameof(property));
}
if (!isIndexer.HasValue)
{
isIndexer = property.IsIndexer();
}
if (isIndexer.Value)
{
var accessor = property.GetMethod ?? property.SetMethod;
if (accessor != null && accessor.HasOverrides)
{
var methDecl = accessor.Overrides.First().MethodDeclaration;
var declaringType = methDecl == null ? null : methDecl.DeclaringType;
TypeToString(output, declaringType, includeNamespace: true);
output.Write(".", BoxedTextColor.Operator);
}
output.Write("this", BoxedTextColor.Keyword);
output.Write("[", BoxedTextColor.Punctuation);
bool addSeparator = false;
foreach (var p in property.PropertySig.GetParams())
{
if (addSeparator)
{
output.Write(",", BoxedTextColor.Punctuation);
output.Write(" ", BoxedTextColor.Text);
}
else
{
addSeparator = true;
}
TypeToString(output, p.ToTypeDefOrRef(), includeNamespace: true);
}
output.Write("]", BoxedTextColor.Punctuation);
}
else
{
WriteIdentifier(output, property.Name, TextColorHelper.GetColor(property));
}
}
protected virtual void TypeToString(IDecompilerOutput output, ITypeDefOrRef type, bool includeNamespace, IHasCustomAttribute typeAttributes = null) {
if (type == null)
return;
if (includeNamespace)
output.Write(IdentifierEscaper.Escape(type.FullName), MetadataTextColorProvider.GetColor(type));
else
output.Write(IdentifierEscaper.Escape(type.Name), MetadataTextColorProvider.GetColor(type));
}
void EndKeywordBlock(IDecompilerOutput output) {
output.DecreaseIndent();
output.Write("}", BoxedTextColor.Punctuation);
output.WriteLine();
}
/// <summary>
/// Writes a comment and a new line
/// </summary>
/// <param name="self">This</param>
/// <param name="output">Output</param>
/// <param name="comment">Comment</param>
public static void WriteCommentLine(this IDecompiler self, IDecompilerOutput output, string comment) {
self.WriteCommentBegin(output, true);
output.Write(comment, BoxedTextColor.Comment);
self.WriteCommentEnd(output, true);
output.WriteLine();
}
public void Write(IDecompilerOutput output, MetaDataTableRecordVM mdVM) {
var cols = MetaDataTableVM.TableInfo.Columns;
output.Write(mdVM.RidString, BoxedTextColor.Comment);
output.Write("\t", BoxedTextColor.Comment);
output.Write(mdVM.TokenString, BoxedTextColor.Comment);
output.Write("\t", BoxedTextColor.Comment);
output.Write(mdVM.OffsetString, BoxedTextColor.Comment);
for (int j = 0; j < cols.Count; j++) {
output.Write("\t", BoxedTextColor.Comment);
output.Write(mdVM.GetField(j).DataFieldVM.StringValue, BoxedTextColor.Comment);
}
if (MetaDataTableVM.HasInfo) {
output.Write("\t", BoxedTextColor.Comment);
output.Write(mdVM.Info, BoxedTextColor.Comment);
}
output.WriteLine();
}
protected void WriteModule(ModuleDef mod, IDecompilerOutput output, DecompilationContext ctx) {
DecompileInternal(mod, output, ctx);
output.WriteLine();
if (mod.Types.Count > 0) {
WriteCommentBegin(output, true);
output.Write(dnSpy_Decompiler_Resources.Decompile_GlobalType + " ", BoxedTextColor.Comment);
output.Write(IdentifierEscaper.Escape(mod.GlobalType.FullName), mod.GlobalType, DecompilerReferenceFlags.None, BoxedTextColor.Comment);
output.WriteLine();
}
PrintEntryPoint(mod, output);
this.WriteCommentLine(output, dnSpy_Decompiler_Resources.Decompile_Architecture + " " + GetPlatformDisplayName(mod));
if (!mod.IsILOnly) {
this.WriteCommentLine(output, dnSpy_Decompiler_Resources.Decompile_ThisAssemblyContainsUnmanagedCode);
}
string runtimeName = GetRuntimeDisplayName(mod);
if (runtimeName != null) {
this.WriteCommentLine(output, dnSpy_Decompiler_Resources.Decompile_Runtime + " " + runtimeName);
}
var peImage = TryGetPEImage(mod);
if (peImage != null) {
WriteCommentBegin(output, true);
uint ts = peImage.ImageNTHeaders.FileHeader.TimeDateStamp;
var date = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddSeconds(ts);
var dateString = date.ToString(CultureInfo.CurrentUICulture.DateTimeFormat);
output.Write(string.Format(dnSpy_Decompiler_Resources.Decompile_Timestamp, ts, dateString), BoxedTextColor.Comment);
WriteCommentEnd(output, true);
output.WriteLine();
}
output.WriteLine();
}
bool WriteRefIfByRef(IDecompilerOutput output, TypeSig typeSig, ParamDef pd) {
if (typeSig.RemovePinnedAndModifiers() is ByRefSig) {
if (pd != null && (!pd.IsIn && pd.IsOut)) {
output.Write("out", BoxedTextColor.Keyword);
output.Write(" ", BoxedTextColor.Text);
}
else {
output.Write("ref", BoxedTextColor.Keyword);
output.Write(" ", BoxedTextColor.Text);
}
return true;
}
return false;
}
static void WriteIdentifier(IDecompilerOutput output, string id, object tokenKind) {
if (isKeyword.Contains(id))
output.Write("@", tokenKind);
output.Write(IdentifierEscaper.Escape(id), tokenKind);
}
void ISimpleILPrinter.Write(IDecompilerOutput output, MethodSig?sig) => output.Write(sig);
/// <inheritdoc/>
public virtual void WriteShort(IDecompilerOutput output, IDecompiler decompiler, bool showOffset) {
decompiler.WriteCommentBegin(output, true);
output.WriteOffsetComment(this, showOffset);
const string LTR = "\u200E";
output.Write(NameUtilities.CleanName(Name) + LTR, this, DecompilerReferenceFlags.Local | DecompilerReferenceFlags.Definition, BoxedTextColor.Comment);
output.Write($" = {ValueString}", BoxedTextColor.Comment);
decompiler.WriteCommentEnd(output, true);
output.WriteLine();
}
protected override void FormatPropertyName(IDecompilerOutput output, PropertyDef property, bool? isIndexer) {
if (property == null)
throw new ArgumentNullException(nameof(property));
if (!isIndexer.HasValue) {
isIndexer = property.IsIndexer();
}
if (isIndexer.Value) {
var accessor = property.GetMethod ?? property.SetMethod;
if (accessor != null && accessor.HasOverrides) {
var methDecl = accessor.Overrides.First().MethodDeclaration;
var declaringType = methDecl == null ? null : methDecl.DeclaringType;
TypeToString(output, declaringType, includeNamespace: true);
output.Write(".", BoxedTextColor.Operator);
}
output.Write("this", BoxedTextColor.Keyword);
output.Write("[", BoxedTextColor.Punctuation);
bool addSeparator = false;
foreach (var p in property.PropertySig.GetParams()) {
if (addSeparator) {
output.Write(",", BoxedTextColor.Punctuation);
output.Write(" ", BoxedTextColor.Text);
}
else
addSeparator = true;
TypeToString(output, p.ToTypeDefOrRef(), includeNamespace: true);
}
output.Write("]", BoxedTextColor.Punctuation);
}
else
WriteIdentifier(output, property.Name, MetadataTextColorProvider.GetColor(property));
}
public override void Decompile(TypeDef type, IDecompilerOutput output, DecompilationContext ctx) {
this.WriteCommentLine(output, $"Type: {type.FullName}");
if (type.BaseType != null) {
WriteCommentBegin(output, true);
output.Write("Base type: ", BoxedTextColor.Comment);
output.Write(IdentifierEscaper.Escape(type.BaseType.FullName), type.BaseType, DecompilerReferenceFlags.None, BoxedTextColor.Comment);
WriteCommentEnd(output, true);
output.WriteLine();
}
foreach (var nested in type.NestedTypes) {
Decompile(nested, output, ctx);
output.WriteLine();
}
foreach (var field in type.Fields) {
Decompile(field, output, ctx);
output.WriteLine();
}
foreach (var property in type.Properties) {
Decompile(property, output, ctx);
output.WriteLine();
}
foreach (var @event in type.Events) {
Decompile(@event, output, ctx);
output.WriteLine();
}
foreach (var method in type.Methods) {
Decompile(method, output, ctx);
output.WriteLine();
}
}
public override void Decompile(FieldDef field, IDecompilerOutput output, DecompilationContext ctx) {
output.Write(IdentifierEscaper.Escape(field.FieldType.GetFullName()), field.FieldType.ToTypeDefOrRef(), DecompilerReferenceFlags.None, MetadataTextColorProvider.GetColor(field.FieldType));
output.Write(" ", BoxedTextColor.Text);
output.Write(IdentifierEscaper.Escape(field.Name), field, DecompilerReferenceFlags.Definition, MetadataTextColorProvider.GetColor(field));
var c = field.Constant;
if (c != null) {
output.Write(" ", BoxedTextColor.Text);
output.Write("=", BoxedTextColor.Operator);
output.Write(" ", BoxedTextColor.Text);
if (c.Value == null)
output.Write("null", BoxedTextColor.Keyword);
else {
switch (c.Type) {
case ElementType.Boolean:
if (c.Value is bool)
output.Write((bool)c.Value ? "true" : "false", BoxedTextColor.Keyword);
else
goto default;
break;
case ElementType.Char:
output.Write($"'{c.Value}'", BoxedTextColor.Char);
break;
case ElementType.I1:
case ElementType.U1:
case ElementType.I2:
case ElementType.U2:
case ElementType.I4:
case ElementType.U4:
case ElementType.I8:
case ElementType.U8:
case ElementType.R4:
case ElementType.R8:
case ElementType.I:
case ElementType.U:
output.Write($"{c.Value}", BoxedTextColor.Number);
break;
case ElementType.String:
output.Write($"{c.Value}", BoxedTextColor.String);
break;
default:
output.Write($"{c.Value}", BoxedTextColor.Text);
break;
}
}
}
}
protected virtual void FormatPropertyName(IDecompilerOutput output, PropertyDef property, bool? isIndexer = null) {
if (property == null)
throw new ArgumentNullException(nameof(property));
output.Write(IdentifierEscaper.Escape(property.Name), MetadataTextColorProvider.GetColor(property));
}
public override void WriteShort(IDecompilerOutput output, IDecompiler decompiler, bool showOffset) {
var documentViewerOutput = output as IDocumentViewerOutput;
if (documentViewerOutput != null) {
decompiler.WriteCommentBegin(output, true);
output.WriteOffsetComment(this, showOffset);
documentViewerOutput.AddUIElement(() => {
return new System.Windows.Controls.Image {
Source = imageSource,
};
});
output.Write(" = ", BoxedTextColor.Comment);
const string LTR = "\u200E";
output.Write(NameUtilities.CleanName(Name) + LTR, this, DecompilerReferenceFlags.Local | DecompilerReferenceFlags.Definition, BoxedTextColor.Comment);
decompiler.WriteCommentEnd(output, true);
output.WriteLine();
return;
}
base.WriteShort(output, decompiler, showOffset);
}
protected virtual void FormatTypeName(IDecompilerOutput output, TypeDef type) {
if (type == null)
throw new ArgumentNullException(nameof(type));
output.Write(IdentifierEscaper.Escape(type.Name), MetadataTextColorProvider.GetColor(type));
}
private void WriteError(IDecompilerOutput output) => output.Write(errorText, BoxedTextColor.Error);
protected void WriteAssembly(AssemblyDef asm, IDecompilerOutput output, DecompilationContext ctx) {
DecompileInternal(asm, output, ctx);
output.WriteLine();
PrintEntryPoint(asm.ManifestModule, output);
var peImage = TryGetPEImage(asm.ManifestModule);
if (peImage != null) {
WriteCommentBegin(output, true);
uint ts = peImage.ImageNTHeaders.FileHeader.TimeDateStamp;
var date = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddSeconds(ts);
var dateString = date.ToString(CultureInfo.CurrentUICulture.DateTimeFormat);
output.Write(string.Format(dnSpy_Decompiler_Resources.Decompile_Timestamp, ts, dateString), BoxedTextColor.Comment);
WriteCommentEnd(output, true);
output.WriteLine();
}
output.WriteLine();
}
void ISimpleILPrinter.Write(IDecompilerOutput output, MethodSig sig) => output.Write(sig);
public void Write(IDecompilerOutput output, string text, string contentType) => output.Write(text, BoxedTextColor.Text);
protected void PrintEntryPoint(ModuleDef mod, IDecompilerOutput output) {
var ep = GetEntryPoint(mod);
if (ep is uint)
this.WriteCommentLine(output, string.Format(dnSpy_Decompiler_Resources.Decompile_NativeEntryPoint, (uint)ep));
else if (ep is MethodDef) {
var epMethod = (MethodDef)ep;
WriteCommentBegin(output, true);
output.Write(dnSpy_Decompiler_Resources.Decompile_EntryPoint + " ", BoxedTextColor.Comment);
if (epMethod.DeclaringType != null) {
output.Write(IdentifierEscaper.Escape(epMethod.DeclaringType.FullName), epMethod.DeclaringType, DecompilerReferenceFlags.None, BoxedTextColor.Comment);
output.Write(".", BoxedTextColor.Comment);
}
output.Write(IdentifierEscaper.Escape(epMethod.Name), epMethod, DecompilerReferenceFlags.None, BoxedTextColor.Comment);
WriteCommentEnd(output, true);
output.WriteLine();
}
}
public override void Decompile(MethodDef method, IDecompilerOutput output, DecompilationContext ctx)
{
WriteCommentBegin(output, true);
output.Write("Method: ", BoxedTextColor.Comment);
output.Write(IdentifierEscaper.Escape(method.FullName), method, DecompilerReferenceFlags.Definition, BoxedTextColor.Comment);
WriteCommentEnd(output, true);
output.WriteLine();
if (!method.HasBody)
{
return;
}
var bodyInfo = StartKeywordBlock(output, ".body", method);
ILAstBuilder astBuilder = new ILAstBuilder();
ILBlock ilMethod = new ILBlock(CodeBracesRangeFlags.MethodBraces);
DecompilerContext context = new DecompilerContext(method.Module, MetadataTextColorProvider)
{
CurrentType = method.DeclaringType,
CurrentMethod = method,
CalculateBinSpans = ctx.CalculateBinSpans,
};
ilMethod.Body = astBuilder.Build(method, inlineVariables, context);
if (abortBeforeStep != null)
{
new ILAstOptimizer().Optimize(context, ilMethod, abortBeforeStep.Value);
}
if (context.CurrentMethodIsYieldReturn)
{
output.Write("yield", BoxedTextColor.Keyword);
output.Write(" ", BoxedTextColor.Text);
output.WriteLine("return", BoxedTextColor.Keyword);
}
if (context.CurrentMethodIsAsync)
{
output.Write("async", BoxedTextColor.Keyword);
output.Write("/", BoxedTextColor.Punctuation);
output.WriteLine("await", BoxedTextColor.Keyword);
}
var allVariables = ilMethod.GetSelfAndChildrenRecursive <ILExpression>().Select(e => e.Operand as ILVariable)
.Where(v => v != null && !v.IsParameter).Distinct();
foreach (ILVariable v in allVariables)
{
output.Write(IdentifierEscaper.Escape(v.Name), (object)v.OriginalVariable ?? (object)v.OriginalParameter ?? v.Id, DecompilerReferenceFlags.Local | DecompilerReferenceFlags.Definition, v.IsParameter ? BoxedTextColor.Parameter : BoxedTextColor.Local);
if (v.Type != null)
{
output.Write(" ", BoxedTextColor.Text);
output.Write(":", BoxedTextColor.Punctuation);
output.Write(" ", BoxedTextColor.Text);
if (v.IsPinned)
{
output.Write("pinned", BoxedTextColor.Keyword);
output.Write(" ", BoxedTextColor.Text);
}
v.Type.WriteTo(output, ILNameSyntax.ShortTypeName);
}
if (v.GeneratedByDecompiler)
{
output.Write(" ", BoxedTextColor.Text);
var start = output.NextPosition;
output.Write("[", BoxedTextColor.Punctuation);
output.Write("generated", BoxedTextColor.Keyword);
var end = output.NextPosition;
output.Write("]", BoxedTextColor.Punctuation);
output.AddBracePair(new TextSpan(start, 1), new TextSpan(end, 1), CodeBracesRangeFlags.SquareBrackets);
}
output.WriteLine();
}
var builder = new MethodDebugInfoBuilder(method);
foreach (ILNode node in ilMethod.Body)
{
node.WriteTo(output, builder);
if (!node.WritesNewLine)
{
output.WriteLine();
}
}
output.AddDebugInfo(builder.Create());
EndKeywordBlock(output, bodyInfo, CodeBracesRangeFlags.MethodBraces, addLineSeparator: true);
}
protected void WriteCommentLineDeclaringType(IDecompilerOutput output, IMemberDef member) {
WriteCommentBegin(output, true);
output.Write(TypeToString(member.DeclaringType, includeNamespace: true), member.DeclaringType, DecompilerReferenceFlags.None, BoxedTextColor.Comment);
WriteCommentEnd(output, true);
output.WriteLine();
}
public void WriteHeader(IDecompilerOutput output) {
var cols = MetaDataTableVM.TableInfo.Columns;
output.Write(string.Format("{0}\t{1}\t{2}", dnSpy_AsmEditor_Resources.RowIdentifier, dnSpy_AsmEditor_Resources.Token, dnSpy_AsmEditor_Resources.Offset), BoxedTextColor.Comment);
for (int i = 0; i < cols.Count; i++) {
output.Write("\t", BoxedTextColor.Comment);
output.Write(MetaDataTableVM.GetColumnName(i), BoxedTextColor.Comment);
}
if (MetaDataTableVM.HasInfo) {
output.Write("\t", BoxedTextColor.Comment);
output.Write(MetaDataTableVM.InfoName, BoxedTextColor.Comment);
}
output.WriteLine();
}
public virtual void WriteCommentBegin(IDecompilerOutput output, bool addSpace) {
if (addSpace)
output.Write("// ", BoxedTextColor.Comment);
else
output.Write("//", BoxedTextColor.Comment);
}
void StartKeywordBlock(IDecompilerOutput output, string keyword, IMemberDef member) {
output.Write(keyword, BoxedTextColor.Keyword);
output.Write(" ", BoxedTextColor.Text);
output.Write(IdentifierEscaper.Escape(member.Name), member, DecompilerReferenceFlags.Definition, MetadataTextColorProvider.GetColor(member));
output.Write(" ", BoxedTextColor.Text);
output.Write("{", BoxedTextColor.Punctuation);
output.WriteLine();
output.IncreaseIndent();
}
public override void WriteCommentBegin(IDecompilerOutput output, bool addSpace) {
if (addSpace)
output.Write("' ", BoxedTextColor.Comment);
else
output.Write("'", BoxedTextColor.Comment);
}
void Write(IDecompilerOutput output, object value)
{
output.Write(string.Format("Missing ISimpleILPrinter: {0}", value), BoxedTextColor.Text);
}
void TypeToString(IDecompilerOutput output, ConvertTypeOptions options, ITypeDefOrRef type, IHasCustomAttribute typeAttributes = null) {
var envProvider = new ILSpyEnvironmentProvider();
var converter = new CSharpToVBConverterVisitor(type.Module, envProvider);
var astType = AstBuilder.ConvertType(type, new StringBuilder(), typeAttributes, options);
if (type.TryGetByRefSig() != null) {
output.Write("ByRef", BoxedTextColor.Keyword);
output.Write(" ", BoxedTextColor.Text);
if (astType is ICSharpCode.NRefactory.CSharp.ComposedType && ((ICSharpCode.NRefactory.CSharp.ComposedType)astType).PointerRank > 0)
((ICSharpCode.NRefactory.CSharp.ComposedType)astType).PointerRank--;
}
var vbAstType = astType.AcceptVisitor(converter, null);
vbAstType.AcceptVisitor(new OutputVisitor(new VBTextOutputFormatter(output), new VBFormattingOptions()), null);
}