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Example 6 with DexAnnotator

use of org.jf.dexlib2.dexbacked.raw.util.DexAnnotator in project smali by JesusFreke.

the class ClassDataItem method makeAnnotator.

@Nonnull
public static SectionAnnotator makeAnnotator(@Nonnull DexAnnotator annotator, @Nonnull MapItem mapItem) {
    return new SectionAnnotator(annotator, mapItem) {

        private SectionAnnotator codeItemAnnotator = null;

        @Override
        public void annotateSection(@Nonnull AnnotatedBytes out) {
            codeItemAnnotator = annotator.getAnnotator(ItemType.CODE_ITEM);
            super.annotateSection(out);
        }

        @Nonnull
        @Override
        public String getItemName() {
            return "class_data_item";
        }

        @Override
        protected void annotateItem(@Nonnull AnnotatedBytes out, int itemIndex, @Nullable String itemIdentity) {
            DexReader reader = dexFile.readerAt(out.getCursor());
            int staticFieldsSize = reader.readSmallUleb128();
            out.annotateTo(reader.getOffset(), "static_fields_size = %d", staticFieldsSize);
            int instanceFieldsSize = reader.readSmallUleb128();
            out.annotateTo(reader.getOffset(), "instance_fields_size = %d", instanceFieldsSize);
            int directMethodsSize = reader.readSmallUleb128();
            out.annotateTo(reader.getOffset(), "direct_methods_size = %d", directMethodsSize);
            int virtualMethodsSize = reader.readSmallUleb128();
            out.annotateTo(reader.getOffset(), "virtual_methods_size = %d", virtualMethodsSize);
            int previousIndex = 0;
            if (staticFieldsSize > 0) {
                out.annotate(0, "static_fields:");
                out.indent();
                for (int i = 0; i < staticFieldsSize; i++) {
                    out.annotate(0, "static_field[%d]", i);
                    out.indent();
                    previousIndex = annotateEncodedField(out, dexFile, reader, previousIndex);
                    out.deindent();
                }
                out.deindent();
            }
            if (instanceFieldsSize > 0) {
                out.annotate(0, "instance_fields:");
                out.indent();
                previousIndex = 0;
                for (int i = 0; i < instanceFieldsSize; i++) {
                    out.annotate(0, "instance_field[%d]", i);
                    out.indent();
                    previousIndex = annotateEncodedField(out, dexFile, reader, previousIndex);
                    out.deindent();
                }
                out.deindent();
            }
            if (directMethodsSize > 0) {
                out.annotate(0, "direct_methods:");
                out.indent();
                previousIndex = 0;
                for (int i = 0; i < directMethodsSize; i++) {
                    out.annotate(0, "direct_method[%d]", i);
                    out.indent();
                    previousIndex = annotateEncodedMethod(out, dexFile, reader, previousIndex);
                    out.deindent();
                }
                out.deindent();
            }
            if (virtualMethodsSize > 0) {
                out.annotate(0, "virtual_methods:");
                out.indent();
                previousIndex = 0;
                for (int i = 0; i < virtualMethodsSize; i++) {
                    out.annotate(0, "virtual_method[%d]", i);
                    out.indent();
                    previousIndex = annotateEncodedMethod(out, dexFile, reader, previousIndex);
                    out.deindent();
                }
                out.deindent();
            }
        }

        private int annotateEncodedField(@Nonnull AnnotatedBytes out, @Nonnull RawDexFile dexFile, @Nonnull DexReader reader, int previousIndex) {
            // large values may be used for the index delta, which cause the cumulative index to overflow upon
            // addition, effectively allowing out of order entries.
            int indexDelta = reader.readLargeUleb128();
            int fieldIndex = previousIndex + indexDelta;
            out.annotateTo(reader.getOffset(), "field_idx_diff = %d: %s", indexDelta, FieldIdItem.getReferenceAnnotation(dexFile, fieldIndex));
            int accessFlags = reader.readSmallUleb128();
            out.annotateTo(reader.getOffset(), "access_flags = 0x%x: %s", accessFlags, Joiner.on('|').join(AccessFlags.getAccessFlagsForField(accessFlags)));
            return fieldIndex;
        }

        private int annotateEncodedMethod(@Nonnull AnnotatedBytes out, @Nonnull RawDexFile dexFile, @Nonnull DexReader reader, int previousIndex) {
            // large values may be used for the index delta, which cause the cumulative index to overflow upon
            // addition, effectively allowing out of order entries.
            int indexDelta = reader.readLargeUleb128();
            int methodIndex = previousIndex + indexDelta;
            out.annotateTo(reader.getOffset(), "method_idx_diff = %d: %s", indexDelta, MethodIdItem.getReferenceAnnotation(dexFile, methodIndex));
            int accessFlags = reader.readSmallUleb128();
            out.annotateTo(reader.getOffset(), "access_flags = 0x%x: %s", accessFlags, Joiner.on('|').join(AccessFlags.getAccessFlagsForMethod(accessFlags)));
            int codeOffset = reader.readSmallUleb128();
            if (codeOffset == 0) {
                out.annotateTo(reader.getOffset(), "code_off = code_item[NO_OFFSET]");
            } else {
                out.annotateTo(reader.getOffset(), "code_off = code_item[0x%x]", codeOffset);
                addCodeItemIdentity(codeOffset, MethodIdItem.asString(dexFile, methodIndex));
            }
            return methodIndex;
        }

        private void addCodeItemIdentity(int codeItemOffset, String methodString) {
            if (codeItemAnnotator != null) {
                codeItemAnnotator.setItemIdentity(codeItemOffset, methodString);
            }
        }
    };
}
Also used : DexReader(org.jf.dexlib2.dexbacked.DexReader) Nonnull(javax.annotation.Nonnull) AnnotatedBytes(org.jf.dexlib2.util.AnnotatedBytes) Nullable(javax.annotation.Nullable) Nonnull(javax.annotation.Nonnull)

Example 7 with DexAnnotator

use of org.jf.dexlib2.dexbacked.raw.util.DexAnnotator in project smali by JesusFreke.

the class EncodedArrayItem method makeAnnotator.

@Nonnull
public static SectionAnnotator makeAnnotator(@Nonnull DexAnnotator annotator, @Nonnull MapItem mapItem) {
    return new SectionAnnotator(annotator, mapItem) {

        @Nonnull
        @Override
        public String getItemName() {
            return "encoded_array_item";
        }

        @Override
        protected void annotateItem(@Nonnull AnnotatedBytes out, int itemIndex, @Nullable String itemIdentity) {
            DexReader reader = dexFile.readerAt(out.getCursor());
            EncodedValue.annotateEncodedArray(out, reader);
        }
    };
}
Also used : DexReader(org.jf.dexlib2.dexbacked.DexReader) Nonnull(javax.annotation.Nonnull) AnnotatedBytes(org.jf.dexlib2.util.AnnotatedBytes) Nullable(javax.annotation.Nullable) Nonnull(javax.annotation.Nonnull)

Aggregations

Nonnull (javax.annotation.Nonnull)6 Nullable (javax.annotation.Nullable)6 DexReader (org.jf.dexlib2.dexbacked.DexReader)6 AnnotatedBytes (org.jf.dexlib2.util.AnnotatedBytes)6 DexBackedInstruction (org.jf.dexlib2.dexbacked.instruction.DexBackedInstruction)1 RawDexFile (org.jf.dexlib2.dexbacked.raw.RawDexFile)1 DexAnnotator (org.jf.dexlib2.dexbacked.raw.util.DexAnnotator)1 ExceptionWithContext (org.jf.util.ExceptionWithContext)1