org.benf.cfr.reader.state.DCCommonState Java Examples
The following examples show how to use
org.benf.cfr.reader.state.DCCommonState.
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Example #1
Source File: ConstructorInvokationAnonymousInner.java From cfr with MIT License | 6 votes |
public ConstructorInvokationAnonymousInner(MemberFunctionInvokation constructorInvokation, InferredJavaType inferredJavaType, List<Expression> args, DCCommonState dcCommonState, JavaTypeInstance anonymousTypeInstance) { super((inferredJavaType), constructorInvokation.getFunction(), args); this.constructorInvokation = constructorInvokation; this.anonymousTypeInstance = anonymousTypeInstance; /* * As much as I'd rather not tie this to its use, we have to make sure that the target variables etc * are available at the time of usage, so we can hide anonymous inner member clones. */ ClassFile classFile = null; try { classFile = dcCommonState.getClassFile( constructorInvokation.getMethodPrototype().getReturnType().getDeGenerifiedType() ); } catch (CannotLoadClassException e) { // Can't find class - live with it. } this.classFile = classFile; }
Example #2
Source File: EnumClassRewriter.java From cfr with MIT License | 6 votes |
public static void rewriteEnumClass(ClassFile classFile, DCCommonState state) { Options options = state.getOptions(); ClassFileVersion classFileVersion = classFile.getClassFileVersion(); if (!options.getOption(OptionsImpl.ENUM_SUGAR, classFileVersion)) return; JavaTypeInstance classType = classFile.getClassType(); if (!classFile.getBindingSupers().containsBase(TypeConstants.ENUM)) { return; } EnumClassRewriter c = new EnumClassRewriter(classFile, classType, state); if (!c.rewrite()) { c.removeAllRemainingSupers(); } }
Example #3
Source File: ClassFile.java From cfr with MIT License | 6 votes |
private void checkInnerClassAssumption(AttributeInnerClasses attributeInnerClasses, JavaRefTypeInstance typeInstance, DCCommonState state) { if (attributeInnerClasses != null) { for (InnerClassAttributeInfo innerClassAttributeInfo : attributeInnerClasses.getInnerClassAttributeInfoList()) { if (innerClassAttributeInfo.getInnerClassInfo().equals(typeInstance)) { return; } } } // If we're handling obfuscation where we've been given inner class info, then that might be more trustworthy. if (state.getObfuscationMapping().providesInnerClassInfo()) { return; } /* * No - we are NOT an inner class, regardless of what the guessed information says. */ typeInstance.markNotInner(); }
Example #4
Source File: JavaRefTypeInstance.java From cfr with MIT License | 6 votes |
private JavaRefTypeInstance(final String className, DCCommonState dcCommonState) { this.innerClassInfo = InnerClassInfo.NOT; this.dcCommonState = dcCommonState; /* * This /MAY/ be a red herring. It's possible for a class name to contain a dollar * without it being an inner class. */ if (className.contains(MiscConstants.INNER_CLASS_SEP_STR)) { int idx = className.lastIndexOf(MiscConstants.INNER_CLASS_SEP_CHAR); if (idx == className.length()-1) { /* * if this is the case, it's likely to be a non-inner scala class..... * Would be nice to have a better way to verify though. */ MiscUtils.handyBreakPoint(); } else { String outer = className.substring(0, idx); JavaRefTypeInstance outerClassTmp = dcCommonState.getClassCache().getRefClassFor(outer); innerClassInfo = new RefTypeInnerClassInfo(outerClassTmp); } } this.className = className; this.shortName = getShortName(className, innerClassInfo); }
Example #5
Source File: CodeAnalyser.java From cfr with MIT License | 5 votes |
private AnalysisResult getAnalysisOrWrapFail(int passIdx, List<Op01WithProcessedDataAndByteJumps> instrs, DCCommonState commonState, Options options, List<DecompilerComment> extraComments, BytecodeMeta bytecodeMeta) { try { AnalysisResult res = getAnalysisInner(instrs, commonState, options, bytecodeMeta, passIdx); if (extraComments != null) res.getComments().addComments(extraComments); return res; } catch (RuntimeException e) { return new AnalysisResultFromException(e); } }
Example #6
Source File: ConstantPool.java From cfr with MIT License | 5 votes |
public ConstantPool(ClassFile classFile, DCCommonState dcCommonState, ByteData raw, int count) { this.classFile = classFile; this.options = dcCommonState.getOptions(); count--; RawTmp tmp = processRaw(raw, count); this.entries = tmp.entries; this.length = tmp.rawLength; this.dynamicConstants = tmp.dynamicConstants; this.dcCommonState = dcCommonState; this.classCache = dcCommonState.getClassCache(); this.isLoaded = true; }
Example #7
Source File: EnumClassRewriter.java From cfr with MIT License | 5 votes |
private EnumClassRewriter(ClassFile classFile, JavaTypeInstance classType, DCCommonState state) { this.classFile = classFile; this.classType = classType; this.state = state; this.options = state.getOptions(); this.clazzIJT = new InferredJavaType(classType, InferredJavaType.Source.UNKNOWN, true); }
Example #8
Source File: ExceptionCheckImpl.java From cfr with MIT License | 5 votes |
public ExceptionCheckImpl(DCCommonState dcCommonState, Set<JavaRefTypeInstance> caught) { this.dcCommonState = dcCommonState; JavaRefTypeInstance runtimeExceptionType = dcCommonState.getClassTypeOrNull(TypeConstants.runtimeExceptionPath); if (runtimeExceptionType == null) { mightUseUnchecked = true; missingInfo = true; return; } boolean lmightUseUnchecked = false; boolean lmissinginfo = false; for (JavaRefTypeInstance ref : caught) { BindingSuperContainer superContainer = ref.getBindingSupers(); if (superContainer == null) { lmightUseUnchecked = true; lmissinginfo = true; continue; } Map<JavaRefTypeInstance, ?> supers = superContainer.getBoundSuperClasses(); if (supers == null) { lmightUseUnchecked = true; lmissinginfo = true; continue; } if (supers.containsKey(runtimeExceptionType)) { lmightUseUnchecked = true; caughtUnchecked.add(ref); } else { caughtChecked.add(ref); } } mightUseUnchecked = lmightUseUnchecked; missingInfo = lmissinginfo; }
Example #9
Source File: CFRDecompiler.java From java-disassembler with GNU General Public License v3.0 | 5 votes |
@Override public String decompileClassNode(FileContainer container, ClassNode cn) { try { byte[] bytes = JDA.getClassBytes(container, cn); GetOptParser getOptParser = new GetOptParser(); Pair processedArgs = getOptParser.parse(generateMainMethod(), OptionsImpl.getFactory()); List files = (List)processedArgs.getFirst(); Options options = (Options)processedArgs.getSecond(); ClassFileSourceImpl classFileSource = new ClassFileSourceImpl(options); DCCommonState dcCommonState = new DCCommonState(options, classFileSource); return doClass(dcCommonState, bytes); } catch (Exception e) { return parseException(e); } }
Example #10
Source File: CondenseConstruction.java From cfr with MIT License | 5 votes |
static void condenseConstruction(DCCommonState state, Method method, List<Op03SimpleStatement> statements, AnonymousClassUsage anonymousClassUsage) { CreationCollector creationCollector = new CreationCollector(anonymousClassUsage); for (Op03SimpleStatement statement : statements) { statement.findCreation(creationCollector); } creationCollector.condenseConstructions(method, state); }
Example #11
Source File: CodeAnalyserWholeClass.java From cfr with MIT License | 5 votes |
private static void inlineAccessors(DCCommonState state, ClassFile classFile) { for (Method method : classFile.getMethods()) { if (method.hasCodeAttribute()) { Op04StructuredStatement code = method.getAnalysis(); Op04StructuredStatement.inlineSyntheticAccessors(state, method, code); } } }
Example #12
Source File: RecordRewriter.java From cfr with MIT License | 5 votes |
public static void rewrite(ClassFile classFile, DCCommonState state) { if (!TypeConstants.RECORD.equals(classFile.getBaseClassType())) return; /* For a record, we can eliminate * * the constructor (if it only assigns fields, and assigns ALL fields) * (but we must leave validation code in place). * * equals, hashcode and toString, if they exactly match the expected bootstrap pattern. * * getters (if they are exactly getters). */ rewriteIfRecord(classFile, state); }
Example #13
Source File: Op02WithProcessedDataAndRefs.java From cfr with MIT License | 5 votes |
private Statement buildInvokeDynamic(Method method, DCCommonState dcCommonState) { ConstantPoolEntryInvokeDynamic invokeDynamic = (ConstantPoolEntryInvokeDynamic) cpEntries[0]; ConstantPoolEntryNameAndType nameAndType = invokeDynamic.getNameAndTypeEntry(); int idx = invokeDynamic.getBootstrapMethodAttrIndex(); ConstantPoolEntryUTF8 descriptor = nameAndType.getDescriptor(); ConstantPoolEntryUTF8 name = nameAndType.getName(); MethodPrototype dynamicPrototype = ConstantPoolUtils.parseJavaMethodPrototype(dcCommonState, null, null, "", false, Method.MethodConstructor.NOT, descriptor, cp, false, false, new VariableNamerDefault()); return buildInvokeDynamic(method.getClassFile(), dcCommonState, name.getValue(), dynamicPrototype, idx, false); }
Example #14
Source File: CodeAnalyserWholeClass.java From cfr with MIT License | 5 votes |
public static void wholeClassAnalysisPass3(ClassFile classFile, DCCommonState state, TypeUsageCollectingDumper typeUsage) { Options options = state.getOptions(); if (options.getOption(OptionsImpl.REMOVE_BOILERPLATE)) { removeRedundantSupers(classFile); } if (options.getOption(OptionsImpl.REMOVE_DEAD_METHODS)) { removeDeadMethods(classFile); } rewriteUnreachableStatics(classFile, typeUsage); detectFakeMethods(classFile, typeUsage); }
Example #15
Source File: ClassFile.java From cfr with MIT License | 5 votes |
private void analyseInnerClassesPass1(DCCommonState state) { if (innerClassesByTypeInfo == null) return; for (Pair<InnerClassAttributeInfo, ClassFile> innerClassInfoClassFilePair : innerClassesByTypeInfo.values()) { ClassFile classFile = innerClassInfoClassFilePair.getSecond(); classFile.analyseMid(state); } }
Example #16
Source File: ClassFile.java From cfr with MIT License | 5 votes |
private List<InnerClassAttributeInfo> getInnerClassAttributeInfos(DCCommonState state) { AttributeInnerClasses attributeInnerClasses = attributes.getByName(AttributeInnerClasses.ATTRIBUTE_NAME); List<InnerClassAttributeInfo> innerClassAttributeInfoList = attributeInnerClasses == null ? null : attributeInnerClasses.getInnerClassAttributeInfoList(); if (innerClassAttributeInfoList != null) { return innerClassAttributeInfoList; } // If we don't have any inner class attributes, we might be dealing with obfuscated code that has stripped them. return state.getObfuscationMapping().getInnerClassInfo(getClassType()); }
Example #17
Source File: Op02WithProcessedDataAndRefs.java From cfr with MIT License | 5 votes |
public static List<Op03SimpleStatement> convertToOp03List(List<Op02WithProcessedDataAndRefs> op2list, final Method method, final VariableFactory variableFactory, final BlockIdentifierFactory blockIdentifierFactory, final DCCommonState dcCommonState, final TypeHintRecovery typeHintRecovery) { final List<Op03SimpleStatement> op03SimpleParseNodesTmp = ListFactory.newList(); // Convert the op2s into a simple set of statements. // Do these need to be processed in a sensible order? Could just iterate? final GraphConversionHelper<Op02WithProcessedDataAndRefs, Op03SimpleStatement> conversionHelper = new GraphConversionHelper<Op02WithProcessedDataAndRefs, Op03SimpleStatement>(); // By only processing reachable bytecode, we ignore deliberate corruption. However, we could // Nop out unreachable code, so as to not have this ugliness. // We start at 0 as that's not controversial ;) GraphVisitor<Op02WithProcessedDataAndRefs> o2Converter = new GraphVisitorFIFO<Op02WithProcessedDataAndRefs>(op2list.get(0), new BinaryProcedure<Op02WithProcessedDataAndRefs, GraphVisitor<Op02WithProcessedDataAndRefs>>() { @Override public void call(Op02WithProcessedDataAndRefs arg1, GraphVisitor<Op02WithProcessedDataAndRefs> arg2) { Op03SimpleStatement res = new Op03SimpleStatement(arg1, arg1.createStatement(method, variableFactory, blockIdentifierFactory, dcCommonState, typeHintRecovery)); conversionHelper.registerOriginalAndNew(arg1, res); op03SimpleParseNodesTmp.add(res); for (Op02WithProcessedDataAndRefs target : arg1.getTargets()) { arg2.enqueue(target); } } } ); o2Converter.process(); conversionHelper.patchUpRelations(); return op03SimpleParseNodesTmp; }
Example #18
Source File: ClassFile.java From cfr with MIT License | 5 votes |
private boolean testIsInnerClass(DCCommonState dcCommonState) { List<InnerClassAttributeInfo> innerClassAttributeInfoList = getInnerClassAttributeInfos(dcCommonState); if (innerClassAttributeInfoList == null) return false; final JavaTypeInstance thisType = thisClass.getTypeInstance(); for (InnerClassAttributeInfo innerClassAttributeInfo : innerClassAttributeInfoList) { JavaTypeInstance innerType = innerClassAttributeInfo.getInnerClassInfo(); if (innerType == thisType) return true; } return false; }
Example #19
Source File: JavaRefTypeInstance.java From cfr with MIT License | 5 votes |
private JavaRefTypeInstance(final String className, final JavaRefTypeInstance knownOuter, DCCommonState dcCommonState) { this.className = className; this.dcCommonState = dcCommonState; String innerSub = className.substring(knownOuter.className.length()); /* * Now, we have to make an assumption at this point that if the first character of innerSub is a $ (Sep) * that we should replace it. This isn't mandated by anything, so we could create illegals again here. :P * */ if (innerSub.charAt(0) == MiscConstants.INNER_CLASS_SEP_CHAR) { innerSub = innerSub.substring(1); } this.innerClassInfo = new RefTypeInnerClassInfo(knownOuter); this.shortName = innerSub; }
Example #20
Source File: RecoveryOptions.java From cfr with MIT License | 5 votes |
public Applied apply(DCCommonState commonState, Options originalOptions, BytecodeMeta bytecodeMeta) { MutableOptions mutableOptions = new MutableOptions(originalOptions); List<DecompilerComment> appliedComments = ListFactory.newList(); boolean hadEffect = false; for (RecoveryOption<?> option : recoveryOptions) { if (option.apply(mutableOptions, appliedComments, bytecodeMeta)) hadEffect = true; } return new Applied(mutableOptions, appliedComments, hadEffect); }
Example #21
Source File: CfrDriverImpl.java From cfr with MIT License | 5 votes |
@Override public void analyse(List<String> toAnalyse) { /* * There's an interesting question here - do we want to skip inner classes, if we've been given a wildcard? * (or a wildcard expanded by the operating system). * * Assume yes. */ boolean skipInnerClass = toAnalyse.size() > 1 && options.getOption(OptionsImpl.SKIP_BATCH_INNER_CLASSES); Collections.sort(toAnalyse); for (String path : toAnalyse) { // TODO : We shouldn't have to discard state here. But we do, because // it causes test fails. (used class name table retains useful symbols). classFileSource.informAnalysisRelativePathDetail(null, null); // Note - both of these need to be reset, as they have caches. DCCommonState dcCommonState = new DCCommonState(options, classFileSource); DumperFactory dumperFactory = outputSinkFactory != null ? new SinkDumperFactory(outputSinkFactory, options) : new InternalDumperFactoryImpl(options); AnalysisType type = options.getOption(OptionsImpl.ANALYSE_AS); if (type == null || type == AnalysisType.DETECT) { type = dcCommonState.detectClsJar(path); } if (type == AnalysisType.JAR || type == AnalysisType.WAR) { Driver.doJar(dcCommonState, path, type, dumperFactory); } else if (type == AnalysisType.CLASS) { Driver.doClass(dcCommonState, path, skipInnerClass, dumperFactory); } } }
Example #22
Source File: JavaRefTypeInstance.java From cfr with MIT License | 5 votes |
public static Pair<JavaRefTypeInstance, JavaRefTypeInstance> createKnownInnerOuter(String inner, String outer, JavaRefTypeInstance outerType, DCCommonState dcCommonState) { if (outerType == null) outerType = new JavaRefTypeInstance(outer, dcCommonState); JavaRefTypeInstance innerType; if (!inner.startsWith(outer)) { // Handle the illegal inner/outer combo. innerType = new JavaRefTypeInstance(inner, dcCommonState); } else { innerType = new JavaRefTypeInstance(inner, outerType, dcCommonState); } return Pair.make(innerType, outerType); }
Example #23
Source File: PluginRunner.java From cfr with MIT License | 5 votes |
private static DCCommonState initDCState(Map<String, String> optionsMap, ClassFileSource classFileSource) { OptionsImpl options = new OptionsImpl(optionsMap); ClassFileSource2 source = classFileSource == null ? new ClassFileSourceImpl(options) : new ClassFileSourceWrapper(classFileSource); return new DCCommonState(options, source); }
Example #24
Source File: MappingFactory.java From cfr with MIT License | 5 votes |
public static ObfuscationMapping get(Options options, DCCommonState state) { String path = options.getOption(OptionsImpl.OBFUSCATION_PATH); if (path == null) { return NullMapping.INSTANCE; } return new MappingFactory(options, state.getClassCache()).createFromPath(path); }
Example #25
Source File: J14ClassObjectRewriter.java From cfr with MIT License | 4 votes |
public J14ClassObjectRewriter(ClassFile classFile, DCCommonState state) { this.classFile = classFile; this.state = state; }
Example #26
Source File: CodeAnalyserWholeClass.java From cfr with MIT License | 4 votes |
private static void resugarRecords(ClassFile classFile, DCCommonState state) { RecordRewriter.rewrite(classFile, state); }
Example #27
Source File: SwitchEnumRewriter.java From cfr with MIT License | 4 votes |
public SwitchEnumRewriter(DCCommonState dcCommonState, ClassFile classFile, BlockIdentifierFactory blockIdentifierFactory) { this.dcCommonState = dcCommonState; this.classFile = classFile; this.classFileVersion = classFile.getClassFileVersion(); this.blockIdentifierFactory = blockIdentifierFactory; }
Example #28
Source File: SyntheticAccessorRewriter.java From cfr with MIT License | 4 votes |
public SyntheticAccessorRewriter(DCCommonState state, JavaTypeInstance thisClassType) { this.state = state; this.thisClassType = thisClassType; }
Example #29
Source File: LambdaRewriter.java From cfr with MIT License | 4 votes |
public LambdaRewriter(DCCommonState state, Method method) { this.state = state; this.method = method; this.thisClassFile = method.getClassFile(); this.typeInstance = thisClassFile.getClassType().getDeGenerifiedType(); }
Example #30
Source File: TryRewriter.java From cfr with MIT License | 4 votes |
static void extendTryBlocks(DCCommonState dcCommonState, List<Op03SimpleStatement> in) { List<Op03SimpleStatement> tries = Functional.filter(in, new TypeFilter<TryStatement>(TryStatement.class)); for (Op03SimpleStatement tryStatement : tries) { extendTryBlock(tryStatement, in, dcCommonState); } }