| /* |
| * Copyright 2013, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package org.jf.dexlib2.dexbacked.raw; |
| |
| import org.jf.dexlib2.dexbacked.DexBackedDexFile; |
| import org.jf.dexlib2.dexbacked.raw.util.DexAnnotator; |
| import org.jf.dexlib2.util.AnnotatedBytes; |
| |
| import javax.annotation.Nonnull; |
| import javax.annotation.Nullable; |
| |
| public class FieldIdItem { |
| public static final int ITEM_SIZE = 8; |
| |
| public static final int CLASS_OFFSET = 0; |
| public static final int TYPE_OFFSET = 2; |
| public static final int NAME_OFFSET = 4; |
| |
| @Nonnull |
| public static SectionAnnotator makeAnnotator(@Nonnull DexAnnotator annotator, @Nonnull MapItem mapItem) { |
| return new SectionAnnotator(annotator, mapItem) { |
| @Nonnull @Override public String getItemName() { |
| return "field_id_item"; |
| } |
| |
| @Override |
| protected void annotateItem(@Nonnull AnnotatedBytes out, int itemIndex, @Nullable String itemIdentity) { |
| int classIndex = dexFile.readUshort(out.getCursor()); |
| out.annotate(2, "class_idx = %s", TypeIdItem.getReferenceAnnotation(dexFile, classIndex)); |
| |
| int typeIndex = dexFile.readUshort(out.getCursor()); |
| out.annotate(2, "return_type_idx = %s", TypeIdItem.getReferenceAnnotation(dexFile, typeIndex)); |
| |
| int nameIndex = dexFile.readSmallUint(out.getCursor()); |
| out.annotate(4, "name_idx = %s", StringIdItem.getReferenceAnnotation(dexFile, nameIndex)); |
| } |
| }; |
| } |
| |
| @Nonnull |
| public static String asString(@Nonnull DexBackedDexFile dexFile, int fieldIndex) { |
| int fieldOffset = dexFile.getFieldIdItemOffset(fieldIndex); |
| int classIndex = dexFile.readUshort(fieldOffset + CLASS_OFFSET); |
| String classType = dexFile.getType(classIndex); |
| |
| int typeIndex = dexFile.readUshort(fieldOffset + TYPE_OFFSET); |
| String fieldType = dexFile.getType(typeIndex); |
| |
| int nameIndex = dexFile.readSmallUint(fieldOffset + NAME_OFFSET); |
| String fieldName = dexFile.getString(nameIndex); |
| |
| return String.format("%s->%s:%s", classType, fieldName, fieldType); |
| } |
| |
| @Nonnull |
| public static String getReferenceAnnotation(@Nonnull DexBackedDexFile dexFile, int fieldIndex) { |
| try { |
| String fieldString = asString(dexFile, fieldIndex); |
| return String.format("field_id_item[%d]: %s", fieldIndex, fieldString); |
| } catch (Exception ex) { |
| ex.printStackTrace(System.err); |
| } |
| return String.format("field_id_item[%d]", fieldIndex); |
| } |
| |
| public static String[] getFields(@Nonnull RawDexFile dexFile) { |
| MapItem mapItem = dexFile.getMapItemForSection(ItemType.FIELD_ID_ITEM); |
| if (mapItem == null) { |
| return new String[0]; |
| } |
| |
| int fieldCount = mapItem.getItemCount(); |
| String[] ret = new String[fieldCount]; |
| for (int i=0; i<fieldCount; i++) { |
| ret[i] = asString(dexFile, i); |
| } |
| return ret; |
| } |
| } |