1 /* 2 * Copyright 2013, Google Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * * Redistributions in binary form must reproduce the above 12 * copyright notice, this list of conditions and the following disclaimer 13 * in the documentation and/or other materials provided with the 14 * distribution. 15 * * Neither the name of Google Inc. nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 package org.jf.dexlib2.dexbacked.raw; 33 34 import org.jf.dexlib2.dexbacked.DexBackedDexFile; 35 import org.jf.dexlib2.dexbacked.raw.util.DexAnnotator; 36 import org.jf.dexlib2.util.AnnotatedBytes; 37 38 import javax.annotation.Nonnull; 39 import javax.annotation.Nullable; 40 41 public class TypeIdItem { 42 public static final int ITEM_SIZE = 4; 43 44 @Nonnull makeAnnotator(@onnull DexAnnotator annotator, @Nonnull MapItem mapItem)45 public static SectionAnnotator makeAnnotator(@Nonnull DexAnnotator annotator, @Nonnull MapItem mapItem) { 46 return new SectionAnnotator(annotator, mapItem) { 47 @Nonnull @Override public String getItemName() { 48 return "type_id_item"; 49 } 50 51 @Override 52 protected void annotateItem(@Nonnull AnnotatedBytes out, int itemIndex, @Nullable String itemIdentity) { 53 int stringIndex = dexFile.readSmallUint(out.getCursor()); 54 out.annotate(4, StringIdItem.getReferenceAnnotation(dexFile, stringIndex)); 55 } 56 }; 57 } 58 59 @Nonnull 60 public static String getReferenceAnnotation(@Nonnull DexBackedDexFile dexFile, int typeIndex) { 61 try { 62 String typeString = dexFile.getType(typeIndex); 63 return String.format("type_id_item[%d]: %s", typeIndex, typeString); 64 } catch (Exception ex) { 65 ex.printStackTrace(System.err); 66 } 67 return String.format("type_id_item[%d]", typeIndex); 68 } 69 70 @Nonnull 71 public static String getOptionalReferenceAnnotation(@Nonnull DexBackedDexFile dexFile, int typeIndex) { 72 if (typeIndex == -1) { 73 return "type_id_item[NO_INDEX]"; 74 } 75 return getReferenceAnnotation(dexFile, typeIndex); 76 } 77 78 public static String[] getTypes(@Nonnull RawDexFile dexFile) { 79 MapItem mapItem = dexFile.getMapItemForSection(ItemType.TYPE_ID_ITEM); 80 if (mapItem == null) { 81 return new String[0]; 82 } 83 84 int typeCount = mapItem.getItemCount(); 85 String[] ret = new String[typeCount]; 86 for (int i=0; i<typeCount; i++) { 87 ret[i] = dexFile.getType(i); 88 } 89 return ret; 90 } 91 } 92