Examples with DexFile org.jf.dexlib2.iface.DexFile used on opensource projects

Example 16 with DexFile

use of org.jf.dexlib2.iface.DexFile in project smali by JesusFreke.

the class MethodAnalyzerTest method testInstanceOfNarrowingEqz_art.

@Test
public void testInstanceOfNarrowingEqz_art() throws IOException {
    MethodImplementationBuilder builder = new MethodImplementationBuilder(2);
    builder.addInstruction(new BuilderInstruction22c(Opcode.INSTANCE_OF, 0, 1, new ImmutableTypeReference("Lmain;")));
    builder.addInstruction(new BuilderInstruction21t(Opcode.IF_EQZ, 0, builder.getLabel("not_instance_of")));
    builder.addInstruction(new BuilderInstruction10x(Opcode.RETURN_VOID));
    builder.addLabel("not_instance_of");
    builder.addInstruction(new BuilderInstruction10x(Opcode.RETURN_VOID));
    MethodImplementation methodImplementation = builder.getMethodImplementation();
    Method method = new ImmutableMethod("Lmain;", "narrowing", Collections.singletonList(new ImmutableMethodParameter("Ljava/lang/Object;", null, null)), "V", AccessFlags.PUBLIC.getValue(), null, methodImplementation);
    ClassDef classDef = new ImmutableClassDef("Lmain;", AccessFlags.PUBLIC.getValue(), "Ljava/lang/Object;", null, null, null, null, Collections.singletonList(method));
    DexFile dexFile = new ImmutableDexFile(forArtVersion(56), Collections.singletonList(classDef));
    ClassPath classPath = new ClassPath(Lists.newArrayList(new DexClassProvider(dexFile)), true, 56);
    MethodAnalyzer methodAnalyzer = new MethodAnalyzer(classPath, method, null, false);
    List<AnalyzedInstruction> analyzedInstructions = methodAnalyzer.getAnalyzedInstructions();
    Assert.assertEquals("Lmain;", analyzedInstructions.get(2).getPreInstructionRegisterType(1).type.getType());
    Assert.assertEquals("Ljava/lang/Object;", analyzedInstructions.get(3).getPreInstructionRegisterType(1).type.getType());
}

Example 17 with DexFile

use of org.jf.dexlib2.iface.DexFile in project smali by JesusFreke.

the class DexBackedClassDef method getDirectMethods.

@Nonnull
public Iterable<? extends DexBackedMethod> getDirectMethods(final boolean skipDuplicates) {
    if (directMethodCount > 0) {
        DexReader reader = dexFile.readerAt(getDirectMethodsOffset());
        final AnnotationsDirectory annotationsDirectory = getAnnotationsDirectory();
        final int methodsStartOffset = reader.getOffset();
        return new Iterable<DexBackedMethod>() {

            @Nonnull
            @Override
            public Iterator<DexBackedMethod> iterator() {
                final AnnotationsDirectory.AnnotationIterator methodAnnotationIterator = annotationsDirectory.getMethodAnnotationIterator();
                final AnnotationsDirectory.AnnotationIterator parameterAnnotationIterator = annotationsDirectory.getParameterAnnotationIterator();
                return new VariableSizeLookaheadIterator<DexBackedMethod>(dexFile, methodsStartOffset) {

                    private int count;

                    @Nullable
                    private MethodReference previousMethod;

                    private int previousIndex;

                    @Nullable
                    @Override
                    protected DexBackedMethod readNextItem(@Nonnull DexReader reader) {
                        while (true) {
                            if (++count > directMethodCount) {
                                virtualMethodsOffset = reader.getOffset();
                                return endOfData();
                            }
                            DexBackedMethod item = new DexBackedMethod(reader, DexBackedClassDef.this, previousIndex, methodAnnotationIterator, parameterAnnotationIterator);
                            MethodReference currentMethod = previousMethod;
                            MethodReference nextMethod = ImmutableMethodReference.of(item);
                            previousMethod = nextMethod;
                            previousIndex = item.methodIndex;
                            if (skipDuplicates && currentMethod != null && currentMethod.equals(nextMethod)) {
                                continue;
                            }
                            return item;
                        }
                    }
                };
            }
        };
    } else {
        if (directMethodsOffset > 0) {
            virtualMethodsOffset = directMethodsOffset;
        }
        return ImmutableSet.of();
    }
}

Example 18 with DexFile

use of org.jf.dexlib2.iface.DexFile in project smali by JesusFreke.

the class DexBackedClassDef method getStaticFields.

@Nonnull
public Iterable<? extends DexBackedField> getStaticFields(final boolean skipDuplicates) {
    if (staticFieldCount > 0) {
        DexReader reader = dexFile.readerAt(staticFieldsOffset);
        final AnnotationsDirectory annotationsDirectory = getAnnotationsDirectory();
        final int staticInitialValuesOffset = dexFile.readSmallUint(classDefOffset + ClassDefItem.STATIC_VALUES_OFFSET);
        final int fieldsStartOffset = reader.getOffset();
        return new Iterable<DexBackedField>() {

            @Nonnull
            @Override
            public Iterator<DexBackedField> iterator() {
                final AnnotationsDirectory.AnnotationIterator annotationIterator = annotationsDirectory.getFieldAnnotationIterator();
                final StaticInitialValueIterator staticInitialValueIterator = StaticInitialValueIterator.newOrEmpty(dexFile, staticInitialValuesOffset);
                return new VariableSizeLookaheadIterator<DexBackedField>(dexFile, fieldsStartOffset) {

                    private int count;

                    @Nullable
                    private FieldReference previousField;

                    private int previousIndex;

                    @Nullable
                    @Override
                    protected DexBackedField readNextItem(@Nonnull DexReader reader) {
                        while (true) {
                            if (++count > staticFieldCount) {
                                instanceFieldsOffset = reader.getOffset();
                                return endOfData();
                            }
                            DexBackedField item = new DexBackedField(reader, DexBackedClassDef.this, previousIndex, staticInitialValueIterator, annotationIterator);
                            FieldReference currentField = previousField;
                            FieldReference nextField = ImmutableFieldReference.of(item);
                            previousField = nextField;
                            previousIndex = item.fieldIndex;
                            if (skipDuplicates && currentField != null && currentField.equals(nextField)) {
                                continue;
                            }
                            return item;
                        }
                    }
                };
            }
        };
    } else {
        instanceFieldsOffset = staticFieldsOffset;
        return ImmutableSet.of();
    }
}

Example 19 with DexFile

use of org.jf.dexlib2.iface.DexFile in project smali by JesusFreke.

the class DexBackedClassDef method getVirtualMethods.

@Nonnull
public Iterable<? extends DexBackedMethod> getVirtualMethods(final boolean skipDuplicates) {
    if (virtualMethodCount > 0) {
        DexReader reader = dexFile.readerAt(getVirtualMethodsOffset());
        final AnnotationsDirectory annotationsDirectory = getAnnotationsDirectory();
        final int methodsStartOffset = reader.getOffset();
        return new Iterable<DexBackedMethod>() {

            final AnnotationsDirectory.AnnotationIterator methodAnnotationIterator = annotationsDirectory.getMethodAnnotationIterator();

            final AnnotationsDirectory.AnnotationIterator parameterAnnotationIterator = annotationsDirectory.getParameterAnnotationIterator();

            @Nonnull
            @Override
            public Iterator<DexBackedMethod> iterator() {
                return new VariableSizeLookaheadIterator<DexBackedMethod>(dexFile, methodsStartOffset) {

                    private int count;

                    @Nullable
                    private MethodReference previousMethod;

                    private int previousIndex;

                    @Nullable
                    @Override
                    protected DexBackedMethod readNextItem(@Nonnull DexReader reader) {
                        while (true) {
                            if (++count > virtualMethodCount) {
                                return endOfData();
                            }
                            DexBackedMethod item = new DexBackedMethod(reader, DexBackedClassDef.this, previousIndex, methodAnnotationIterator, parameterAnnotationIterator);
                            MethodReference currentMethod = previousMethod;
                            MethodReference nextMethod = ImmutableMethodReference.of(item);
                            previousMethod = nextMethod;
                            previousIndex = item.methodIndex;
                            if (skipDuplicates && currentMethod != null && currentMethod.equals(nextMethod)) {
                                continue;
                            }
                            return item;
                        }
                    }
                };
            }
        };
    } else {
        return ImmutableSet.of();
    }
}

Example 20 with DexFile

use of org.jf.dexlib2.iface.DexFile in project smali by JesusFreke.

the class AnnotationItem method getReferenceAnnotation.

public static String getReferenceAnnotation(@Nonnull DexBackedDexFile dexFile, int annotationItemOffset) {
    try {
        DexReader reader = dexFile.readerAt(annotationItemOffset);
        reader.readUbyte();
        int typeIndex = reader.readSmallUleb128();
        String annotationType = dexFile.getType(typeIndex);
        return String.format("annotation_item[0x%x]: %s", annotationItemOffset, annotationType);
    } catch (Exception ex) {
        ex.printStackTrace(System.err);
    }
    return String.format("annotation_item[0x%x]", annotationItemOffset);
}