com.googlecode.d2j.tools.jar.BaseWeaver Maven / Gradle / Ivy
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/*
* dex2jar - Tools to work with android .dex and java .class files
* Copyright (c) 2009-2015 Panxiaobo
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.googlecode.d2j.tools.jar;
import org.objectweb.asm.Type;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.*;
public class BaseWeaver {
protected String invocationInterfaceDesc = "Lcom/googlecode/d2j/tools/jar/MethodInvocation;";
protected String invocationTypePrefix = "d2j/gen/MI_";
protected static final String DEFAULT_RET_TYPE = "L888;";
protected static final String DEFAULT_DESC = "(L;)" + DEFAULT_RET_TYPE;
protected List callbacks = new ArrayList();
protected int currentInvocationIdx = 0;
protected int seqIndex = 1;
protected MtdInfo key = new MtdInfo();
protected Set ignores = new HashSet();
protected Map clzDescMap = new HashMap();
protected Map mtdMap = new HashMap();
protected Map defMap = new HashMap();
protected String buildMethodAName(String oldName) {
return String.format("%s_A%03d", oldName, seqIndex++);
}
protected String buildCallbackMethodName(String oldName) {
return String.format("%s_CB%03d", oldName, seqIndex++);
}
protected MtdInfo findDefinedTargetMethod(String owner, String name, String desc) {
return findTargetMethod0(defMap, owner, name, desc);
}
protected MtdInfo findTargetMethod(String owner, String name, String desc) {
return findTargetMethod0(mtdMap, owner, name, desc);
}
protected MtdInfo findTargetMethod0(Map map, String owner, String name, String desc) {
MtdInfo v = map.get(buildKey(owner, name, desc));
if (v != null) {
return v;
}
// try with default ret
key.desc = Type.getMethodDescriptor(Type.getType(DEFAULT_RET_TYPE), Type.getArgumentTypes(desc));
v = map.get(key);
if (v != null) {
return v;
}
// try with default desc
key.desc = DEFAULT_DESC;
v = map.get(key);
if (v != null) {
return v;
}
if (!name.equals("*")) {
return findTargetMethod0(map, owner, "*", desc);
}
return v;
}
protected MtdInfo buildKey(String owner, String name, String desc) {
key.name = name;
key.owner = owner;
key.desc = desc;
return key;
}
public BaseWeaver withConfig(Path is) throws IOException {
return withConfig(Files.readAllLines(is, StandardCharsets.UTF_8));
}
public BaseWeaver withConfig(InputStream is) throws IOException {
try (BufferedReader r = new BufferedReader(new InputStreamReader(is, StandardCharsets.UTF_8))) {
List list = new ArrayList<>();
for (String ln = r.readLine(); ln != null; ln = r.readLine()) {
list.add(ln);
}
return withConfig(list);
}
}
public BaseWeaver withConfig(List lines) {
for (String ln : lines) {
withConfig(ln);
}
return this;
}
public void withConfig(String ln) {
if ("".equals(ln) || ln.startsWith("#")) {
return;
}
switch (Character.toLowerCase(ln.charAt(0))) {
case 'i':
ignores.add(ln.substring(2));
break;
case 'c':
int index = ln.lastIndexOf('=');
if (index > 0) {
String key = toInternal(ln.substring(2, index));
String value = toInternal(ln.substring(index + 1));
clzDescMap.put(key, value);
ignores.add(value);
}
break;
case 'r':
index = ln.lastIndexOf('=');
if (index > 0) {
String key = ln.substring(2, index);
String value = ln.substring(index + 1);
MtdInfo mi = buildMethodInfo(key);
index = value.indexOf('.');
MtdInfo mtdValue = new MtdInfo();
mtdValue.owner = value.substring(0, index);
int index2 = value.indexOf('(', index);
mtdValue.name = value.substring(index + 1, index2);
mtdValue.desc = value.substring(index2);
mtdMap.put(mi, mtdValue);
}
break;
case 'd':
index = ln.lastIndexOf('=');
if (index > 0) {
String key = ln.substring(2, index);
String value = ln.substring(index + 1);
MtdInfo mi = buildMethodInfo(key);
index = value.indexOf('.');
MtdInfo mtdValue = new MtdInfo();
mtdValue.owner = value.substring(0, index);
int index2 = value.indexOf('(', index);
mtdValue.name = value.substring(index + 1, index2);
mtdValue.desc = value.substring(index2);
defMap.put(mi, mtdValue);
}
break;
case 'o':
setInvocationInterfaceDesc(ln.substring(2));
break;
case 'p':
invocationTypePrefix = ln.substring(2);
break;
}
}
public void setInvocationInterfaceDesc(String invocationInterfaceDesc) {
this.invocationInterfaceDesc = invocationInterfaceDesc;
}
protected static String toInternal(String key) {
if (key.endsWith(";")) {
key = key.substring(1, key.length() - 1);
}
return key;
}
protected MtdInfo buildMethodInfo(String value) {
int index = value.indexOf('.');
MtdInfo mtdValue = new MtdInfo();
mtdValue.owner = value.substring(0, index);
int index2 = value.indexOf('(', index);
if (index2 >= 0) {
mtdValue.name = value.substring(index + 1, index2);
int index3 = value.indexOf(')');
if (index3 == value.length() - 1) {
mtdValue.desc = value.substring(index2) + DEFAULT_RET_TYPE;
} else {
mtdValue.desc = value.substring(index2);
}
} else {
mtdValue.name = value.substring(index + 1);
mtdValue.desc = DEFAULT_DESC;
}
return mtdValue;
}
// internal name
public String getCurrentInvocationName() {
return String.format("%s_%03d", invocationTypePrefix, currentInvocationIdx);
}
protected void nextInvocationName() {
currentInvocationIdx++;
callbacks.clear();
}
public static class Callback {
int idx;
Object callback;
Object target;
boolean isSpecial;
boolean isStatic;
}
public static class MtdInfo {
public String desc;
public String name;
public String owner;
@Override
public boolean equals(Object o) {
if (this == o)
return true;
if (o == null || getClass() != o.getClass())
return false;
MtdInfo mtdInfo = (MtdInfo) o;
if (!desc.equals(mtdInfo.desc))
return false;
if (!name.equals(mtdInfo.name))
return false;
if (!owner.equals(mtdInfo.owner))
return false;
return true;
}
@Override
public int hashCode() {
int result = desc.hashCode();
result = 31 * result + name.hashCode();
result = 31 * result + owner.hashCode();
return result;
}
}
}
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