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https://github.com/revanced/smali.git
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Annotate DebugInfoItems
This commit is contained in:
Ben Gruver
parent
a2b3cfe5f2
commit
063ec54b92
@ -57,6 +57,13 @@ public class CodeItem {
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@Nonnull
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@Nonnull
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public static SectionAnnotator makeAnnotator(@Nonnull DexAnnotator annotator, @Nonnull MapItem mapItem) {
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public static SectionAnnotator makeAnnotator(@Nonnull DexAnnotator annotator, @Nonnull MapItem mapItem) {
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return new SectionAnnotator(annotator, mapItem) {
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return new SectionAnnotator(annotator, mapItem) {
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private SectionAnnotator debugInfoAnnotator = null;
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@Override public void annotateSection(@Nonnull AnnotatedBytes out) {
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debugInfoAnnotator = annotator.getAnnotator(ItemType.DEBUG_INFO_ITEM);
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super.annotateSection(out);
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}
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@Nonnull @Override public String getItemName() {
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@Nonnull @Override public String getItemName() {
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return "code_item";
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return "code_item";
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}
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}
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@ -84,6 +91,10 @@ public class CodeItem {
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int debugInfoOffset = reader.readSmallUint();
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int debugInfoOffset = reader.readSmallUint();
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out.annotate(4, "debug_info_off = 0x%x", debugInfoOffset);
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out.annotate(4, "debug_info_off = 0x%x", debugInfoOffset);
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if (debugInfoOffset != 0) {
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addDebugInfoIdentity(debugInfoOffset, itemIdentity);
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}
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int instructionSize = reader.readSmallUint();
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int instructionSize = reader.readSmallUint();
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out.annotate(4, "insns_size = 0x%x", instructionSize);
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out.annotate(4, "insns_size = 0x%x", instructionSize);
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@ -347,6 +358,12 @@ public class CodeItem {
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out.deindent();
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out.deindent();
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out.deindent();
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out.deindent();
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}
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}
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private void addDebugInfoIdentity(int debugInfoOffset, String methodString) {
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if (debugInfoAnnotator != null) {
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debugInfoAnnotator.setItemIdentity(debugInfoOffset, methodString);
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}
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}
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};
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};
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}
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}
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}
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}
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@ -0,0 +1,183 @@
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/*
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* Copyright 2013, Google Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.jf.dexlib2.dexbacked.raw;
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import org.jf.dexlib2.DebugItemType;
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import org.jf.dexlib2.dexbacked.DexReader;
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import org.jf.dexlib2.dexbacked.raw.util.DexAnnotator;
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import org.jf.dexlib2.util.AnnotatedBytes;
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import javax.annotation.Nonnull;
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import javax.annotation.Nullable;
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public class DebugInfoItem {
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@Nonnull
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public static SectionAnnotator makeAnnotator(@Nonnull DexAnnotator annotator, @Nonnull MapItem mapItem) {
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return new SectionAnnotator(annotator, mapItem) {
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@Nonnull @Override public String getItemName() {
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return "debug_info_item";
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}
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@Override
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public void annotateItem(@Nonnull AnnotatedBytes out, int itemIndex, @Nullable String itemIdentity) {
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DexReader reader = dexFile.readerAt(out.getCursor());
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int lineStart = reader.readSmallUleb128();
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out.annotateTo(reader.getOffset(), "line_start = %d", lineStart);
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int parametersSize = reader.readSmallUleb128();
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out.annotateTo(reader.getOffset(), "parameters_size = %d", parametersSize);
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if (parametersSize > 0) {
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out.annotate(0, "parameters:");
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out.indent();
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for (int i=0; i<parametersSize; i++) {
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int paramaterIndex = reader.readSmallUleb128() - 1;
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out.annotateTo(reader.getOffset(),
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StringIdItem.getOptionalReferenceAnnotation(dexFile, paramaterIndex, true));
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}
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out.deindent();
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}
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out.annotate(0, "debug opcodes:");
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out.indent();
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int codeAddress = 0;
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int lineNumber = lineStart;
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loop: while (true) {
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int opcode = reader.readUbyte();
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switch (opcode) {
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case DebugItemType.END_SEQUENCE: {
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out.annotateTo(reader.getOffset(), "DBG_END_SEQUENCE");
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break loop;
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}
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case DebugItemType.ADVANCE_PC: {
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out.annotateTo(reader.getOffset(), "DBG_ADVANCE_PC");
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out.indent();
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int addressDiff = reader.readSmallUleb128();
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codeAddress += addressDiff;
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out.annotateTo(reader.getOffset(), "addr_diff = +0x%x: 0x%x", addressDiff,
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codeAddress);
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out.deindent();
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break;
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}
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case DebugItemType.ADVANCE_LINE: {
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out.annotateTo(reader.getOffset(), "DBG_ADVANCE_LINE");
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out.indent();
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int lineDiff = reader.readSleb128();
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lineNumber += lineDiff;
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out.annotateTo(reader.getOffset(), "line_diff = +%d: %d", Math.abs(lineDiff), lineNumber);
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out.deindent();
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break;
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}
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case DebugItemType.START_LOCAL: {
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out.annotateTo(reader.getOffset(), "DBG_START_LOCAL");
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out.indent();
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int registerNum = reader.readSmallUleb128();
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out.annotateTo(reader.getOffset(), "register_num = v%d", registerNum);
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int nameIndex = reader.readSmallUleb128() - 1;
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out.annotateTo(reader.getOffset(), "name_idx = %s",
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StringIdItem.getOptionalReferenceAnnotation(dexFile, nameIndex, true));
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int typeIndex = reader.readSmallUleb128() - 1;
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out.annotateTo(reader.getOffset(), "type_idx = %s",
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TypeIdItem.getOptionalReferenceAnnotation(dexFile, typeIndex));
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out.deindent();
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break;
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}
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case DebugItemType.START_LOCAL_EXTENDED: {
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out.annotateTo(reader.getOffset(), "DBG_START_LOCAL_EXTENDED");
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out.indent();
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int registerNum = reader.readSmallUleb128();
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out.annotateTo(reader.getOffset(), "register_num = v%d", registerNum);
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int nameIndex = reader.readSmallUleb128() - 1;
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out.annotateTo(reader.getOffset(), "name_idx = %s",
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StringIdItem.getOptionalReferenceAnnotation(dexFile, nameIndex, true));
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int typeIndex = reader.readSmallUleb128() - 1;
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out.annotateTo(reader.getOffset(), "type_idx = %s",
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TypeIdItem.getOptionalReferenceAnnotation(dexFile, typeIndex));
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int sigIndex = reader.readSmallUleb128() - 1;
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out.annotateTo(reader.getOffset(), "sig_idx = %s",
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StringIdItem.getOptionalReferenceAnnotation(dexFile, sigIndex, true));
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out.deindent();
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break;
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}
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case DebugItemType.END_LOCAL: {
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out.annotateTo(reader.getOffset(), "DBG_END_LOCAL");
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out.indent();
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int registerNum = reader.readSmallUleb128();
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out.annotateTo(reader.getOffset(), "register_num = v%d", registerNum);
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out.deindent();
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break;
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}
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case DebugItemType.RESTART_LOCAL: {
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out.annotateTo(reader.getOffset(), "DBG_RESTART_LOCAL");
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out.indent();
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int registerNum = reader.readSmallUleb128();
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out.annotateTo(reader.getOffset(), "register_num = v%d", registerNum);
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out.deindent();
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break;
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}
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case DebugItemType.PROLOGUE_END: {
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out.annotateTo(reader.getOffset(), "DBG_SET_PROLOGUE_END");
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break;
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}
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case DebugItemType.EPILOGUE_BEGIN: {
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out.annotateTo(reader.getOffset(), "DBG_SET_EPILOGUE_BEGIN");
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break;
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}
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case DebugItemType.SET_SOURCE_FILE: {
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out.annotateTo(reader.getOffset(), "DBG_SET_FILE");
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out.indent();
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int nameIdx = reader.readSmallUleb128() - 1;
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out.annotateTo(reader.getOffset(), "name_idx = %s",
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StringIdItem.getOptionalReferenceAnnotation(dexFile, nameIdx));
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out.deindent();
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break;
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}
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default:
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int adjusted = opcode - 0x0A;
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int addressDiff = adjusted / 15;
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int lineDiff = (adjusted % 15) - 4;
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codeAddress += addressDiff;
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lineNumber += lineDiff;
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out.annotateTo(reader.getOffset(), "address_diff = +0x%x:0x%x, line_diff = +%d:%d, ",
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addressDiff, codeAddress, lineDiff, lineNumber);
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break;
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}
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}
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out.deindent();
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}
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};
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}
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}
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@ -130,6 +130,9 @@ public class DexAnnotator extends AnnotatedBytes {
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case ItemType.STRING_DATA_ITEM:
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case ItemType.STRING_DATA_ITEM:
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annotators.put(mapItem.getType(), StringDataItem.makeAnnotator(this, mapItem));
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annotators.put(mapItem.getType(), StringDataItem.makeAnnotator(this, mapItem));
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break;
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break;
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case ItemType.DEBUG_INFO_ITEM:
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annotators.put(mapItem.getType(), DebugInfoItem.makeAnnotator(this, mapItem));
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break;
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case ItemType.ANNOTATION_ITEM:
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case ItemType.ANNOTATION_ITEM:
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annotators.put(mapItem.getType(), AnnotationItem.makeAnnotator(this, mapItem));
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annotators.put(mapItem.getType(), AnnotationItem.makeAnnotator(this, mapItem));
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break;
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break;
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