mirror of
https://git.huckle.dev/Huckles-Minecraft-Archive/jpexs-decompiler.git
synced 2026-06-12 11:01:55 +00:00
933 lines
42 KiB
Java
933 lines
42 KiB
Java
/*
|
|
* Copyright (C) 2010-2014 JPEXS
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
package com.jpexs.decompiler.flash.abc;
|
|
|
|
import com.jpexs.decompiler.flash.EventListener;
|
|
import com.jpexs.decompiler.flash.SWF;
|
|
import com.jpexs.decompiler.flash.abc.avm2.AVM2Code;
|
|
import com.jpexs.decompiler.flash.abc.avm2.AVM2Deobfuscation;
|
|
import com.jpexs.decompiler.flash.abc.avm2.ConstantPool;
|
|
import com.jpexs.decompiler.flash.abc.avm2.UnknownInstructionCode;
|
|
import com.jpexs.decompiler.flash.abc.avm2.instructions.AVM2Instruction;
|
|
import com.jpexs.decompiler.flash.abc.avm2.instructions.executing.CallPropertyIns;
|
|
import com.jpexs.decompiler.flash.abc.avm2.instructions.stack.PushStringIns;
|
|
import com.jpexs.decompiler.flash.abc.types.ABCException;
|
|
import com.jpexs.decompiler.flash.abc.types.ClassInfo;
|
|
import com.jpexs.decompiler.flash.abc.types.InstanceInfo;
|
|
import com.jpexs.decompiler.flash.abc.types.MetadataInfo;
|
|
import com.jpexs.decompiler.flash.abc.types.MethodBody;
|
|
import com.jpexs.decompiler.flash.abc.types.MethodInfo;
|
|
import com.jpexs.decompiler.flash.abc.types.Multiname;
|
|
import com.jpexs.decompiler.flash.abc.types.Namespace;
|
|
import com.jpexs.decompiler.flash.abc.types.NamespaceSet;
|
|
import com.jpexs.decompiler.flash.abc.types.ScriptInfo;
|
|
import com.jpexs.decompiler.flash.abc.types.traits.Trait;
|
|
import com.jpexs.decompiler.flash.abc.types.traits.TraitClass;
|
|
import com.jpexs.decompiler.flash.abc.types.traits.TraitFunction;
|
|
import com.jpexs.decompiler.flash.abc.types.traits.TraitMethodGetterSetter;
|
|
import com.jpexs.decompiler.flash.abc.types.traits.TraitSlotConst;
|
|
import com.jpexs.decompiler.flash.abc.types.traits.Traits;
|
|
import com.jpexs.decompiler.flash.abc.usages.ClassNameMultinameUsage;
|
|
import com.jpexs.decompiler.flash.abc.usages.ConstVarNameMultinameUsage;
|
|
import com.jpexs.decompiler.flash.abc.usages.ConstVarTypeMultinameUsage;
|
|
import com.jpexs.decompiler.flash.abc.usages.ExtendsMultinameUsage;
|
|
import com.jpexs.decompiler.flash.abc.usages.ImplementsMultinameUsage;
|
|
import com.jpexs.decompiler.flash.abc.usages.MethodBodyMultinameUsage;
|
|
import com.jpexs.decompiler.flash.abc.usages.MethodNameMultinameUsage;
|
|
import com.jpexs.decompiler.flash.abc.usages.MethodParamsMultinameUsage;
|
|
import com.jpexs.decompiler.flash.abc.usages.MethodReturnTypeMultinameUsage;
|
|
import com.jpexs.decompiler.flash.abc.usages.MultinameUsage;
|
|
import com.jpexs.decompiler.flash.abc.usages.TypeNameMultinameUsage;
|
|
import com.jpexs.decompiler.flash.helpers.HilightedTextWriter;
|
|
import com.jpexs.decompiler.flash.helpers.collections.MyEntry;
|
|
import com.jpexs.helpers.utf8.Utf8PrintWriter;
|
|
import java.io.ByteArrayInputStream;
|
|
import java.io.IOException;
|
|
import java.io.InputStream;
|
|
import java.io.OutputStream;
|
|
import java.util.ArrayList;
|
|
import java.util.Arrays;
|
|
import java.util.HashMap;
|
|
import java.util.HashSet;
|
|
import java.util.List;
|
|
import java.util.Map;
|
|
import java.util.Set;
|
|
import java.util.logging.Level;
|
|
import java.util.logging.Logger;
|
|
|
|
public class ABC {
|
|
|
|
public int major_version = 0;
|
|
public int minor_version = 0;
|
|
public ConstantPool constants;
|
|
public MethodInfo[] method_info;
|
|
public MetadataInfo[] metadata_info;
|
|
public InstanceInfo[] instance_info;
|
|
public ClassInfo[] class_info;
|
|
public ScriptInfo[] script_info;
|
|
public MethodBody[] bodies;
|
|
private int[] bodyIdxFromMethodIdx;
|
|
public long[] stringOffsets;
|
|
public static final int MINORwithDECIMAL = 17;
|
|
protected HashSet<EventListener> listeners = new HashSet<>();
|
|
private static final Logger logger = Logger.getLogger(ABC.class.getName());
|
|
private final AVM2Deobfuscation deobfuscation;
|
|
public SWF swf;
|
|
|
|
public int addMethodBody(MethodBody body) {
|
|
bodies = Arrays.copyOf(bodies, bodies.length + 1);
|
|
bodies[bodies.length - 1] = body;
|
|
if (body.method_info >= bodyIdxFromMethodIdx.length) {
|
|
int newlen = body.method_info + 1;
|
|
int oldlen = bodyIdxFromMethodIdx.length;
|
|
bodyIdxFromMethodIdx = Arrays.copyOf(bodyIdxFromMethodIdx, newlen);
|
|
for (int i = oldlen; i < newlen; i++) {
|
|
bodyIdxFromMethodIdx[i] = -1;
|
|
}
|
|
bodyIdxFromMethodIdx[body.method_info] = bodies.length - 1;
|
|
}
|
|
return bodies.length - 1;
|
|
}
|
|
|
|
public int addMethodInfo(MethodInfo mi) {
|
|
method_info = Arrays.copyOf(method_info, method_info.length + 1);
|
|
method_info[method_info.length - 1] = mi;
|
|
return method_info.length - 1;
|
|
}
|
|
|
|
public void addEventListener(EventListener listener) {
|
|
listeners.add(listener);
|
|
}
|
|
|
|
public void removeEventListener(EventListener listener) {
|
|
listeners.remove(listener);
|
|
}
|
|
|
|
protected void informListeners(String event, Object data) {
|
|
for (EventListener listener : listeners) {
|
|
listener.handleEvent(event, data);
|
|
}
|
|
}
|
|
|
|
public int removeTraps() throws InterruptedException {
|
|
int rem = 0;
|
|
for (int s = 0; s < script_info.length; s++) {
|
|
rem += script_info[s].removeTraps(s, this, "");
|
|
}
|
|
return rem;
|
|
}
|
|
|
|
public int removeDeadCode() throws InterruptedException {
|
|
int rem = 0;
|
|
for (MethodBody body : bodies) {
|
|
rem += body.removeDeadCode(constants, null/*FIXME*/, method_info[body.method_info]);
|
|
}
|
|
return rem;
|
|
}
|
|
|
|
public void restoreControlFlow() throws InterruptedException {
|
|
for (MethodBody body : bodies) {
|
|
body.restoreControlFlow(constants, null/*FIXME*/, method_info[body.method_info]);
|
|
}
|
|
}
|
|
|
|
public Set<Integer> getNsStringUsages() {
|
|
Set<Integer> ret = new HashSet<>();
|
|
for (int n = 1; n < constants.getNamespaceCount(); n++) {
|
|
ret.add(constants.getNamespace(n).name_index);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
public Set<Integer> getStringUsages() {
|
|
Set<Integer> ret = new HashSet<>();
|
|
for (MethodBody body : bodies) {
|
|
for (AVM2Instruction ins : body.code.code) {
|
|
for (int i = 0; i < ins.definition.operands.length; i++) {
|
|
if (ins.definition.operands[i] == AVM2Code.DAT_STRING_INDEX) {
|
|
ret.add(ins.operands[i]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
private void setStringUsageType(Map<Integer, String> ret, int strIndex, String usageType) {
|
|
if (ret.containsKey(strIndex)) {
|
|
if (!"name".equals(usageType)) {
|
|
if (!ret.get(strIndex).equals(usageType)) {
|
|
ret.put(strIndex, "name");
|
|
}
|
|
}
|
|
} else {
|
|
ret.put(strIndex, usageType);
|
|
}
|
|
}
|
|
|
|
private void getStringUsageTypes(Map<Integer, String> ret, Traits traits, boolean classesOnly) {
|
|
for (Trait t : traits.traits) {
|
|
int strIndex = constants.getMultiname(t.name_index).name_index;
|
|
String usageType = "";
|
|
if (t instanceof TraitClass) {
|
|
TraitClass tc = (TraitClass) t;
|
|
getStringUsageTypes(ret, class_info[tc.class_info].static_traits, classesOnly);
|
|
getStringUsageTypes(ret, instance_info[tc.class_info].instance_traits, classesOnly);
|
|
|
|
if (instance_info[tc.class_info].name_index != 0) {
|
|
setStringUsageType(ret, constants.getMultiname(instance_info[tc.class_info].name_index).name_index, "class");
|
|
}
|
|
if (instance_info[tc.class_info].super_index != 0) {
|
|
setStringUsageType(ret, constants.getMultiname(instance_info[tc.class_info].super_index).name_index, "class");
|
|
}
|
|
|
|
usageType = "class";
|
|
}
|
|
if (t instanceof TraitMethodGetterSetter) {
|
|
TraitMethodGetterSetter tm = (TraitMethodGetterSetter) t;
|
|
usageType = "method";
|
|
MethodBody body = findBody(tm.method_info);
|
|
if (body != null) {
|
|
getStringUsageTypes(ret, body.traits, classesOnly);
|
|
}
|
|
}
|
|
if (t instanceof TraitFunction) {
|
|
TraitFunction tf = (TraitFunction) t;
|
|
MethodBody body = findBody(tf.method_info);
|
|
if (body != null) {
|
|
getStringUsageTypes(ret, body.traits, classesOnly);
|
|
}
|
|
usageType = "function";
|
|
}
|
|
if (t instanceof TraitSlotConst) {
|
|
TraitSlotConst ts = (TraitSlotConst) t;
|
|
if (ts.isVar()) {
|
|
usageType = "var";
|
|
}
|
|
if (ts.isConst()) {
|
|
usageType = "const";
|
|
}
|
|
}
|
|
if (usageType.equals("class") || (!classesOnly)) {
|
|
setStringUsageType(ret, strIndex, usageType);
|
|
}
|
|
}
|
|
}
|
|
|
|
public void getStringUsageTypes(Map<Integer, String> ret, boolean classesOnly) {
|
|
for (ScriptInfo script : script_info) {
|
|
getStringUsageTypes(ret, script.traits, classesOnly);
|
|
}
|
|
}
|
|
|
|
public void renameMultiname(int multinameIndex, String newname) {
|
|
if (multinameIndex <= 0 || multinameIndex >= constants.getMultinameCount()) {
|
|
throw new IllegalArgumentException("Multiname with index " + multinameIndex + " does not exist");
|
|
}
|
|
Set<Integer> stringUsages = getStringUsages();
|
|
Set<Integer> namespaceUsages = getNsStringUsages();
|
|
int strIndex = constants.getMultiname(multinameIndex).name_index;
|
|
if (stringUsages.contains(strIndex) || namespaceUsages.contains(strIndex)) { //name is used elsewhere as string literal
|
|
strIndex = constants.getStringId(newname, true);
|
|
constants.getMultiname(multinameIndex).name_index = strIndex;
|
|
} else {
|
|
constants.setString(strIndex, newname);
|
|
}
|
|
}
|
|
|
|
public void deobfuscateIdentifiers(HashMap<String, String> namesMap, RenameType renameType, boolean classesOnly) {
|
|
Set<Integer> stringUsages = getStringUsages();
|
|
Set<Integer> namespaceUsages = getNsStringUsages();
|
|
Map<Integer, String> stringUsageTypes = new HashMap<>();
|
|
informListeners("deobfuscate", "Getting usage types...");
|
|
getStringUsageTypes(stringUsageTypes, classesOnly);
|
|
for (int i = 0; i < instance_info.length; i++) {
|
|
informListeners("deobfuscate", "class " + i + "/" + instance_info.length);
|
|
if (instance_info[i].name_index != 0) {
|
|
constants.getMultiname(instance_info[i].name_index).name_index = deobfuscation.deobfuscateName(stringUsageTypes, stringUsages, namespaceUsages, namesMap, constants.getMultiname(instance_info[i].name_index).name_index, true, renameType);
|
|
if (constants.getMultiname(instance_info[i].name_index).namespace_index != 0) {
|
|
constants.getNamespace(constants.getMultiname(instance_info[i].name_index).namespace_index).name_index
|
|
= deobfuscation.deobfuscatePackageName(stringUsageTypes, stringUsages, namesMap, constants.getNamespace(constants.getMultiname(instance_info[i].name_index).namespace_index).name_index, renameType);
|
|
}
|
|
}
|
|
if (instance_info[i].super_index != 0) {
|
|
constants.getMultiname(instance_info[i].super_index).name_index = deobfuscation.deobfuscateName(stringUsageTypes, stringUsages, namespaceUsages, namesMap, constants.getMultiname(instance_info[i].super_index).name_index, true, renameType);
|
|
}
|
|
}
|
|
if (classesOnly) {
|
|
return;
|
|
}
|
|
for (int i = 1; i < constants.getMultinameCount(); i++) {
|
|
informListeners("deobfuscate", "name " + i + "/" + constants.getMultinameCount());
|
|
constants.getMultiname(i).name_index = deobfuscation.deobfuscateName(stringUsageTypes, stringUsages, namespaceUsages, namesMap, constants.getMultiname(i).name_index, false, renameType);
|
|
}
|
|
for (int i = 1; i < constants.getNamespaceCount(); i++) {
|
|
informListeners("deobfuscate", "namespace " + i + "/" + constants.getNamespaceCount());
|
|
if (constants.getNamespace(i).kind != Namespace.KIND_PACKAGE) { //only packages
|
|
continue;
|
|
}
|
|
constants.getNamespace(i).name_index = deobfuscation.deobfuscatePackageName(stringUsageTypes, stringUsages, namesMap, constants.getNamespace(i).name_index, renameType);
|
|
}
|
|
|
|
//process reflection using getDefinitionByName too
|
|
for (MethodBody body : bodies) {
|
|
for (int ip = 0; ip < body.code.code.size(); ip++) {
|
|
if (body.code.code.get(ip).definition instanceof CallPropertyIns) {
|
|
int mIndex = body.code.code.get(ip).operands[0];
|
|
if (mIndex > 0) {
|
|
Multiname m = constants.getMultiname(mIndex);
|
|
if (m.getNameWithNamespace(constants).equals("flash.utils.getDefinitionByName")) {
|
|
if (ip > 0) {
|
|
if (body.code.code.get(ip - 1).definition instanceof PushStringIns) {
|
|
int strIndex = body.code.code.get(ip - 1).operands[0];
|
|
String fullname = constants.getString(strIndex);
|
|
String pkg = "";
|
|
String name = fullname;
|
|
if (fullname.contains(".")) {
|
|
pkg = fullname.substring(0, fullname.lastIndexOf('.'));
|
|
name = fullname.substring(fullname.lastIndexOf('.') + 1);
|
|
}
|
|
if (!pkg.isEmpty()) {
|
|
int pkgStrIndex = constants.getStringId(pkg, true);
|
|
pkgStrIndex = deobfuscation.deobfuscatePackageName(stringUsageTypes, stringUsages, namesMap, pkgStrIndex, renameType);
|
|
pkg = constants.getString(pkgStrIndex);
|
|
}
|
|
int nameStrIndex = constants.getStringId(name, true);
|
|
nameStrIndex = deobfuscation.deobfuscateName(stringUsageTypes, stringUsages, namespaceUsages, namesMap, nameStrIndex, true, renameType);
|
|
name = constants.getString(nameStrIndex);
|
|
String fullChanged = "";
|
|
if (!pkg.isEmpty()) {
|
|
fullChanged = pkg + ".";
|
|
}
|
|
fullChanged += name;
|
|
strIndex = constants.getStringId(fullChanged, true);
|
|
body.code.code.get(ip - 1).operands[0] = strIndex;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public ABC(InputStream is, SWF swf) throws IOException {
|
|
this.swf = swf;
|
|
ABCInputStream ais = new ABCInputStream(is);
|
|
minor_version = ais.readU16();
|
|
major_version = ais.readU16();
|
|
logger.log(Level.FINE, "ABC minor_version: {0}, major_version: {1}", new Object[]{minor_version, major_version});
|
|
constants = new ConstantPool();
|
|
deobfuscation = new AVM2Deobfuscation(constants);
|
|
//constant integers
|
|
int constant_int_pool_count = ais.readU30();
|
|
constants.constant_int = new ArrayList<>(constant_int_pool_count);
|
|
if (constant_int_pool_count > 0) {
|
|
constants.addInt(0);
|
|
}
|
|
for (int i = 1; i < constant_int_pool_count; i++) { //index 0 not used. Values 1..n-1
|
|
constants.addInt(ais.readS32());
|
|
}
|
|
|
|
//constant unsigned integers
|
|
int constant_uint_pool_count = ais.readU30();
|
|
constants.constant_uint = new ArrayList<>(constant_uint_pool_count);
|
|
if (constant_uint_pool_count > 0) {
|
|
constants.addUInt(0);
|
|
}
|
|
for (int i = 1; i < constant_uint_pool_count; i++) { //index 0 not used. Values 1..n-1
|
|
constants.addUInt(ais.readU32());
|
|
}
|
|
|
|
//constant double
|
|
int constant_double_pool_count = ais.readU30();
|
|
constants.constant_double = new ArrayList<>(constant_double_pool_count);
|
|
if (constant_double_pool_count > 0) {
|
|
constants.addDouble(0);
|
|
}
|
|
for (int i = 1; i < constant_double_pool_count; i++) { //index 0 not used. Values 1..n-1
|
|
constants.addDouble(ais.readDouble());
|
|
}
|
|
|
|
//constant decimal
|
|
if (minor_version >= MINORwithDECIMAL) {
|
|
int constant_decimal_pool_count = ais.readU30();
|
|
constants.constant_decimal = new ArrayList<>(constant_decimal_pool_count);
|
|
if (constant_decimal_pool_count > 0) {
|
|
constants.addDecimal(null);
|
|
}
|
|
for (int i = 1; i < constant_decimal_pool_count; i++) { //index 0 not used. Values 1..n-1
|
|
constants.addDecimal(ais.readDecimal());
|
|
}
|
|
} else {
|
|
constants.constant_decimal = new ArrayList<>(0);
|
|
}
|
|
|
|
//constant string
|
|
int constant_string_pool_count = ais.readU30();
|
|
constants.constant_string = new ArrayList<>(constant_string_pool_count);
|
|
stringOffsets = new long[constant_string_pool_count];
|
|
if (constant_string_pool_count > 0) {
|
|
constants.addString("");
|
|
}
|
|
for (int i = 1; i < constant_string_pool_count; i++) { //index 0 not used. Values 1..n-1
|
|
long pos = ais.getPosition();
|
|
constants.addString(ais.readString());
|
|
stringOffsets[i] = pos;
|
|
}
|
|
|
|
//constant namespace
|
|
int constant_namespace_pool_count = ais.readU30();
|
|
constants.constant_namespace = new ArrayList<>(constant_namespace_pool_count);
|
|
if (constant_namespace_pool_count > 0) {
|
|
constants.addNamespace(null);
|
|
}
|
|
for (int i = 1; i < constant_namespace_pool_count; i++) { //index 0 not used. Values 1..n-1
|
|
constants.addNamespace(ais.readNamespace());
|
|
}
|
|
|
|
//constant namespace set
|
|
int constant_namespace_set_pool_count = ais.readU30();
|
|
constants.constant_namespace_set = new ArrayList<>(constant_namespace_set_pool_count);
|
|
if (constant_namespace_set_pool_count > 0) {
|
|
constants.addNamespaceSet(null);
|
|
}
|
|
for (int i = 1; i < constant_namespace_set_pool_count; i++) { //index 0 not used. Values 1..n-1
|
|
constants.addNamespaceSet(new NamespaceSet());
|
|
int namespace_count = ais.readU30();
|
|
constants.getNamespaceSet(i).namespaces = new int[namespace_count];
|
|
for (int j = 0; j < namespace_count; j++) {
|
|
constants.getNamespaceSet(i).namespaces[j] = ais.readU30();
|
|
}
|
|
}
|
|
|
|
//constant multiname
|
|
int constant_multiname_pool_count = ais.readU30();
|
|
constants.constant_multiname = new ArrayList<>(constant_multiname_pool_count);
|
|
if (constant_multiname_pool_count > 0) {
|
|
constants.addMultiname(null);
|
|
}
|
|
for (int i = 1; i < constant_multiname_pool_count; i++) { //index 0 not used. Values 1..n-1
|
|
constants.addMultiname(ais.readMultiname());
|
|
}
|
|
|
|
//method info
|
|
int methods_count = ais.readU30();
|
|
method_info = new MethodInfo[methods_count];
|
|
bodyIdxFromMethodIdx = new int[methods_count];
|
|
for (int i = 0; i < methods_count; i++) {
|
|
method_info[i] = ais.readMethodInfo();
|
|
bodyIdxFromMethodIdx[i] = -1;
|
|
}
|
|
|
|
//metadata info
|
|
int metadata_count = ais.readU30();
|
|
metadata_info = new MetadataInfo[metadata_count];
|
|
for (int i = 0; i < metadata_count; i++) {
|
|
int name_index = ais.readU30();
|
|
int values_count = ais.readU30();
|
|
int[] keys = new int[values_count];
|
|
for (int v = 0; v < values_count; v++) {
|
|
keys[v] = ais.readU30();
|
|
}
|
|
int[] values = new int[values_count];
|
|
for (int v = 0; v < values_count; v++) {
|
|
values[v] = ais.readU30();
|
|
}
|
|
metadata_info[i] = new MetadataInfo(name_index, keys, values);
|
|
}
|
|
|
|
int class_count = ais.readU30();
|
|
instance_info = new InstanceInfo[class_count];
|
|
for (int i = 0; i < class_count; i++) {
|
|
instance_info[i] = ais.readInstanceInfo();
|
|
}
|
|
class_info = new ClassInfo[class_count];
|
|
for (int i = 0; i < class_count; i++) {
|
|
ClassInfo ci = new ClassInfo();
|
|
ci.cinit_index = ais.readU30();
|
|
ci.static_traits = ais.readTraits();
|
|
class_info[i] = ci;
|
|
}
|
|
int script_count = ais.readU30();
|
|
script_info = new ScriptInfo[script_count];
|
|
for (int i = 0; i < script_count; i++) {
|
|
ScriptInfo si = new ScriptInfo();
|
|
si.init_index = ais.readU30();
|
|
si.traits = ais.readTraits();
|
|
script_info[i] = si;
|
|
}
|
|
|
|
int bodies_count = ais.readU30();
|
|
bodies = new MethodBody[bodies_count];
|
|
for (int i = 0; i < bodies_count; i++) {
|
|
MethodBody mb = new MethodBody();
|
|
mb.method_info = ais.readU30();
|
|
mb.max_stack = ais.readU30();
|
|
mb.max_regs = ais.readU30();
|
|
mb.init_scope_depth = ais.readU30();
|
|
mb.max_scope_depth = ais.readU30();
|
|
int code_length = ais.readU30();
|
|
mb.codeBytes = ais.readBytes(code_length);
|
|
try {
|
|
mb.code = new AVM2Code(new ByteArrayInputStream(mb.codeBytes));
|
|
} catch (UnknownInstructionCode re) {
|
|
mb.code = new AVM2Code();
|
|
Logger.getLogger(ABC.class.getName()).log(Level.SEVERE, null, re);
|
|
}
|
|
mb.code.compact();
|
|
int ex_count = ais.readU30();
|
|
mb.exceptions = new ABCException[ex_count];
|
|
for (int j = 0; j < ex_count; j++) {
|
|
ABCException abce = new ABCException();
|
|
abce.start = ais.readU30();
|
|
abce.end = ais.readU30();
|
|
abce.target = ais.readU30();
|
|
abce.type_index = ais.readU30();
|
|
abce.name_index = ais.readU30();
|
|
mb.exceptions[j] = abce;
|
|
}
|
|
mb.traits = ais.readTraits();
|
|
bodies[i] = mb;
|
|
method_info[mb.method_info].setBody(mb);
|
|
bodyIdxFromMethodIdx[mb.method_info] = i;
|
|
}
|
|
loadNamespaceMap();
|
|
}
|
|
|
|
public void saveToStream(OutputStream os) throws IOException {
|
|
ABCOutputStream aos = new ABCOutputStream(os);
|
|
aos.writeU16(minor_version);
|
|
aos.writeU16(major_version);
|
|
|
|
aos.writeU30(constants.getIntCount());
|
|
for (int i = 1; i < constants.getIntCount(); i++) {
|
|
aos.writeS32(constants.getInt(i));
|
|
}
|
|
aos.writeU30(constants.getUIntCount());
|
|
for (int i = 1; i < constants.getUIntCount(); i++) {
|
|
aos.writeU32(constants.getUInt(i));
|
|
}
|
|
|
|
aos.writeU30(constants.getDoubleCount());
|
|
for (int i = 1; i < constants.getDoubleCount(); i++) {
|
|
aos.writeDouble(constants.getDouble(i));
|
|
}
|
|
|
|
if (minor_version >= MINORwithDECIMAL) {
|
|
aos.writeU30(constants.getDecimalCount());
|
|
for (int i = 1; i < constants.getDecimalCount(); i++) {
|
|
aos.writeDecimal(constants.getDecimal(i));
|
|
}
|
|
}
|
|
|
|
aos.writeU30(constants.getStringCount());
|
|
for (int i = 1; i < constants.getStringCount(); i++) {
|
|
aos.writeString(constants.getString(i));
|
|
}
|
|
|
|
aos.writeU30(constants.getNamespaceCount());
|
|
for (int i = 1; i < constants.getNamespaceCount(); i++) {
|
|
aos.writeNamespace(constants.getNamespace(i));
|
|
}
|
|
|
|
aos.writeU30(constants.getNamespaceSetCount());
|
|
for (int i = 1; i < constants.getNamespaceSetCount(); i++) {
|
|
aos.writeU30(constants.getNamespaceSet(i).namespaces.length);
|
|
for (int j = 0; j < constants.getNamespaceSet(i).namespaces.length; j++) {
|
|
aos.writeU30(constants.getNamespaceSet(i).namespaces[j]);
|
|
}
|
|
}
|
|
|
|
aos.writeU30(constants.getMultinameCount());
|
|
for (int i = 1; i < constants.getMultinameCount(); i++) {
|
|
aos.writeMultiname(constants.getMultiname(i));
|
|
}
|
|
|
|
aos.writeU30(method_info.length);
|
|
for (int i = 0; i < method_info.length; i++) {
|
|
aos.writeMethodInfo(method_info[i]);
|
|
}
|
|
|
|
aos.writeU30(metadata_info.length);
|
|
for (int i = 0; i < metadata_info.length; i++) {
|
|
aos.writeU30(metadata_info[i].name_index);
|
|
aos.writeU30(metadata_info[i].values.length);
|
|
for (int j = 0; j < metadata_info[i].values.length; j++) {
|
|
aos.writeU30(metadata_info[i].keys[j]);
|
|
}
|
|
for (int j = 0; j < metadata_info[i].values.length; j++) {
|
|
aos.writeU30(metadata_info[i].values[j]);
|
|
}
|
|
}
|
|
|
|
aos.writeU30(class_info.length);
|
|
for (int i = 0; i < instance_info.length; i++) {
|
|
aos.writeInstanceInfo(instance_info[i]);
|
|
}
|
|
for (int i = 0; i < class_info.length; i++) {
|
|
aos.writeU30(class_info[i].cinit_index);
|
|
aos.writeTraits(class_info[i].static_traits);
|
|
}
|
|
aos.writeU30(script_info.length);
|
|
for (int i = 0; i < script_info.length; i++) {
|
|
aos.writeU30(script_info[i].init_index);
|
|
aos.writeTraits(script_info[i].traits);
|
|
}
|
|
|
|
aos.writeU30(bodies.length);
|
|
for (int i = 0; i < bodies.length; i++) {
|
|
aos.writeU30(bodies[i].method_info);
|
|
aos.writeU30(bodies[i].max_stack);
|
|
aos.writeU30(bodies[i].max_regs);
|
|
aos.writeU30(bodies[i].init_scope_depth);
|
|
aos.writeU30(bodies[i].max_scope_depth);
|
|
byte[] codeBytes = bodies[i].code.getBytes();
|
|
aos.writeU30(codeBytes.length);
|
|
aos.write(codeBytes);
|
|
aos.writeU30(bodies[i].exceptions.length);
|
|
for (int j = 0; j < bodies[i].exceptions.length; j++) {
|
|
aos.writeU30(bodies[i].exceptions[j].start);
|
|
aos.writeU30(bodies[i].exceptions[j].end);
|
|
aos.writeU30(bodies[i].exceptions[j].target);
|
|
aos.writeU30(bodies[i].exceptions[j].type_index);
|
|
aos.writeU30(bodies[i].exceptions[j].name_index);
|
|
}
|
|
aos.writeTraits(bodies[i].traits);
|
|
}
|
|
}
|
|
|
|
public MethodBody findBody(int methodInfo) {
|
|
if (methodInfo < 0) {
|
|
return null;
|
|
}
|
|
return method_info[methodInfo].getBody();
|
|
}
|
|
|
|
public int findBodyIndex(int methodInfo) {
|
|
if (methodInfo == -1) {
|
|
return -1;
|
|
}
|
|
return bodyIdxFromMethodIdx[methodInfo];
|
|
}
|
|
|
|
public MethodBody findBodyByClassAndName(String className, String methodName) {
|
|
for (int i = 0; i < instance_info.length; i++) {
|
|
if (className.equals(constants.getMultiname(instance_info[i].name_index).getName(constants, new ArrayList<String>()))) {
|
|
for (Trait t : instance_info[i].instance_traits.traits) {
|
|
if (t instanceof TraitMethodGetterSetter) {
|
|
TraitMethodGetterSetter t2 = (TraitMethodGetterSetter) t;
|
|
if (methodName.equals(t2.getName(this).getName(constants, new ArrayList<String>()))) {
|
|
for (MethodBody body : bodies) {
|
|
if (body.method_info == t2.method_info) {
|
|
return body;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
//break;
|
|
}
|
|
}
|
|
for (int i = 0; i < class_info.length; i++) {
|
|
if (className.equals(constants.getMultiname(instance_info[i].name_index).getName(constants, new ArrayList<String>()))) {
|
|
for (Trait t : class_info[i].static_traits.traits) {
|
|
if (t instanceof TraitMethodGetterSetter) {
|
|
TraitMethodGetterSetter t2 = (TraitMethodGetterSetter) t;
|
|
if (methodName.equals(t2.getName(this).getName(constants, new ArrayList<String>()))) {
|
|
for (MethodBody body : bodies) {
|
|
if (body.method_info == t2.method_info) {
|
|
return body;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
//break;
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
public boolean isStaticTraitId(int classIndex, int traitId) {
|
|
if (traitId < class_info[classIndex].static_traits.traits.length) {
|
|
return true;
|
|
} else if (traitId < class_info[classIndex].static_traits.traits.length + instance_info[classIndex].instance_traits.traits.length) {
|
|
return false;
|
|
} else {
|
|
return true; //Can be class or instance initializer
|
|
}
|
|
}
|
|
|
|
public Trait findTraitByTraitId(int classIndex, int traitId) {
|
|
if (classIndex == -1) {
|
|
return null;
|
|
}
|
|
if (traitId < class_info[classIndex].static_traits.traits.length) {
|
|
return class_info[classIndex].static_traits.traits[traitId];
|
|
} else if (traitId < class_info[classIndex].static_traits.traits.length + instance_info[classIndex].instance_traits.traits.length) {
|
|
traitId -= class_info[classIndex].static_traits.traits.length;
|
|
return instance_info[classIndex].instance_traits.traits[traitId];
|
|
} else {
|
|
return null; //Can be class or instance initializer
|
|
}
|
|
}
|
|
|
|
public int findMethodIdByTraitId(int classIndex, int traitId) {
|
|
if (classIndex == -1) {
|
|
return -1;
|
|
}
|
|
if (traitId < class_info[classIndex].static_traits.traits.length) {
|
|
if (class_info[classIndex].static_traits.traits[traitId] instanceof TraitMethodGetterSetter) {
|
|
return ((TraitMethodGetterSetter) class_info[classIndex].static_traits.traits[traitId]).method_info;
|
|
} else {
|
|
return -1;
|
|
}
|
|
} else if (traitId < class_info[classIndex].static_traits.traits.length + instance_info[classIndex].instance_traits.traits.length) {
|
|
traitId -= class_info[classIndex].static_traits.traits.length;
|
|
if (instance_info[classIndex].instance_traits.traits[traitId] instanceof TraitMethodGetterSetter) {
|
|
return ((TraitMethodGetterSetter) instance_info[classIndex].instance_traits.traits[traitId]).method_info;
|
|
} else {
|
|
return -1;
|
|
}
|
|
} else {
|
|
traitId -= class_info[classIndex].static_traits.traits.length + instance_info[classIndex].instance_traits.traits.length;
|
|
if (traitId == 0) {
|
|
return instance_info[classIndex].iinit_index;
|
|
} else if (traitId == 1) {
|
|
return class_info[classIndex].cinit_index;
|
|
} else {
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
/* Map from multiname index of namespace value to namespace name**/
|
|
private HashMap<String, String> namespaceMap;
|
|
|
|
private void loadNamespaceMap() {
|
|
namespaceMap = new HashMap<>();
|
|
for (ScriptInfo si : script_info) {
|
|
for (Trait t : si.traits.traits) {
|
|
if (t instanceof TraitSlotConst) {
|
|
TraitSlotConst s = ((TraitSlotConst) t);
|
|
if (s.isNamespace()) {
|
|
String key = constants.getNamespace(s.value_index).getName(constants);
|
|
String val = constants.getMultiname(s.name_index).getNameWithNamespace(constants);
|
|
namespaceMap.put(key, val);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public String nsValueToName(String value) {
|
|
if (namespaceMap.containsKey(value)) {
|
|
return namespaceMap.get(value);
|
|
} else {
|
|
String ns = deobfuscation.builtInNs(value);
|
|
if (ns == null) {
|
|
return "";
|
|
} else {
|
|
return ns;
|
|
}
|
|
}
|
|
}
|
|
|
|
public List<MyEntry<ClassPath, ScriptPack>> getScriptPacks() {
|
|
List<MyEntry<ClassPath, ScriptPack>> ret = new ArrayList<>();
|
|
for (int i = 0; i < script_info.length; i++) {
|
|
ret.addAll(script_info[i].getPacks(this, i));
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
public void dump(OutputStream os) {
|
|
Utf8PrintWriter output;
|
|
output = new Utf8PrintWriter(os);
|
|
constants.dump(output);
|
|
for (int i = 0; i < method_info.length; i++) {
|
|
output.println("MethodInfo[" + i + "]:" + method_info[i].toString(constants, new ArrayList<String>()));
|
|
}
|
|
for (int i = 0; i < metadata_info.length; i++) {
|
|
output.println("MetadataInfo[" + i + "]:" + metadata_info[i].toString(constants));
|
|
}
|
|
for (int i = 0; i < instance_info.length; i++) {
|
|
output.println("InstanceInfo[" + i + "]:" + instance_info[i].toString(this, new ArrayList<String>()));
|
|
}
|
|
for (int i = 0; i < class_info.length; i++) {
|
|
output.println("ClassInfo[" + i + "]:" + class_info[i].toString(this, new ArrayList<String>()));
|
|
}
|
|
for (int i = 0; i < script_info.length; i++) {
|
|
output.println("ScriptInfo[" + i + "]:" + script_info[i].toString(this, new ArrayList<String>()));
|
|
}
|
|
for (int i = 0; i < bodies.length; i++) {
|
|
output.println("MethodBody[" + i + "]:"); //+ bodies[i].toString(this, constants, method_info));
|
|
}
|
|
}
|
|
|
|
private void checkMultinameUsedInMethod(int multinameIndex, int methodInfo, List<MultinameUsage> ret, int classIndex, int traitIndex, boolean isStatic, boolean isInitializer, Traits traits, int parentTraitIndex) {
|
|
for (int p = 0; p < method_info[methodInfo].param_types.length; p++) {
|
|
if (method_info[methodInfo].param_types[p] == multinameIndex) {
|
|
ret.add(new MethodParamsMultinameUsage(multinameIndex, classIndex, traitIndex, isStatic, isInitializer, traits, parentTraitIndex));
|
|
break;
|
|
}
|
|
}
|
|
if (method_info[methodInfo].ret_type == multinameIndex) {
|
|
ret.add(new MethodReturnTypeMultinameUsage(multinameIndex, classIndex, traitIndex, isStatic, isInitializer, traits, parentTraitIndex));
|
|
}
|
|
MethodBody body = findBody(methodInfo);
|
|
if (body != null) {
|
|
findMultinameUsageInTraits(body.traits, multinameIndex, isStatic, classIndex, ret, traitIndex);
|
|
for (ABCException e : body.exceptions) {
|
|
if ((e.name_index == multinameIndex) || (e.type_index == multinameIndex)) {
|
|
ret.add(new MethodBodyMultinameUsage(multinameIndex, classIndex, traitIndex, isStatic, isInitializer, traits, parentTraitIndex));
|
|
return;
|
|
}
|
|
}
|
|
for (AVM2Instruction ins : body.code.code) {
|
|
for (int o = 0; o < ins.definition.operands.length; o++) {
|
|
if (ins.definition.operands[o] == AVM2Code.DAT_MULTINAME_INDEX) {
|
|
if (ins.operands[o] == multinameIndex) {
|
|
ret.add(new MethodBodyMultinameUsage(multinameIndex, classIndex, traitIndex, isStatic, isInitializer, traits, parentTraitIndex));
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private void findMultinameUsageInTraits(Traits traits, int multinameIndex, boolean isStatic, int classIndex, List<MultinameUsage> ret, int parentTraitIndex) {
|
|
for (int t = 0; t < traits.traits.length; t++) {
|
|
if (traits.traits[t] instanceof TraitSlotConst) {
|
|
TraitSlotConst tsc = (TraitSlotConst) traits.traits[t];
|
|
if (tsc.name_index == multinameIndex) {
|
|
ret.add(new ConstVarNameMultinameUsage(multinameIndex, classIndex, t, isStatic, traits, parentTraitIndex));
|
|
}
|
|
if (tsc.type_index == multinameIndex) {
|
|
ret.add(new ConstVarTypeMultinameUsage(multinameIndex, classIndex, t, isStatic, traits, parentTraitIndex));
|
|
}
|
|
}
|
|
if (traits.traits[t] instanceof TraitMethodGetterSetter) {
|
|
TraitMethodGetterSetter tmgs = (TraitMethodGetterSetter) traits.traits[t];
|
|
if (tmgs.name_index == multinameIndex) {
|
|
ret.add(new MethodNameMultinameUsage(multinameIndex, classIndex, t, isStatic, false, traits, parentTraitIndex));
|
|
}
|
|
checkMultinameUsedInMethod(multinameIndex, tmgs.method_info, ret, classIndex, t, isStatic, false, traits, parentTraitIndex);
|
|
}
|
|
}
|
|
}
|
|
|
|
public List<MultinameUsage> findMultinameUsage(int multinameIndex) {
|
|
List<MultinameUsage> ret = new ArrayList<>();
|
|
if (multinameIndex == 0) {
|
|
return ret;
|
|
}
|
|
for (int c = 0; c < instance_info.length; c++) {
|
|
if (instance_info[c].name_index == multinameIndex) {
|
|
ret.add(new ClassNameMultinameUsage(multinameIndex, c));
|
|
}
|
|
if (instance_info[c].super_index == multinameIndex) {
|
|
ret.add(new ExtendsMultinameUsage(multinameIndex, c));
|
|
}
|
|
for (int i = 0; i < instance_info[c].interfaces.length; i++) {
|
|
if (instance_info[c].interfaces[i] == multinameIndex) {
|
|
ret.add(new ImplementsMultinameUsage(multinameIndex, c));
|
|
}
|
|
}
|
|
checkMultinameUsedInMethod(multinameIndex, instance_info[c].iinit_index, ret, c, 0, false, true, null, -1);
|
|
checkMultinameUsedInMethod(multinameIndex, class_info[c].cinit_index, ret, c, 0, true, true, null, -1);
|
|
findMultinameUsageInTraits(instance_info[c].instance_traits, multinameIndex, false, c, ret, -1);
|
|
findMultinameUsageInTraits(class_info[c].static_traits, multinameIndex, true, c, ret, -1);
|
|
}
|
|
loopm:
|
|
for (int m = 1; m < constants.getMultinameCount(); m++) {
|
|
if (constants.getMultiname(m).kind == Multiname.TYPENAME) {
|
|
if (constants.getMultiname(m).qname_index == multinameIndex) {
|
|
ret.add(new TypeNameMultinameUsage(m));
|
|
continue;
|
|
}
|
|
for (int mp : constants.getMultiname(m).params) {
|
|
if (mp == multinameIndex) {
|
|
ret.add(new TypeNameMultinameUsage(m));
|
|
continue loopm;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
public void autoFillAllBodyParams() {
|
|
for (int i = 0; i < bodies.length; i++) {
|
|
bodies[i].autoFillStats(this);
|
|
}
|
|
}
|
|
|
|
public int findMethodInfoByName(int classId, String methodName) {
|
|
if (classId > -1) {
|
|
for (Trait t : instance_info[classId].instance_traits.traits) {
|
|
if (t instanceof TraitMethodGetterSetter) {
|
|
if (t.getName(this).getName(constants, new ArrayList<String>()).equals(methodName)) {
|
|
return ((TraitMethodGetterSetter) t).method_info;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
public int findMethodBodyByName(int classId, String methodName) {
|
|
if (classId > -1) {
|
|
for (Trait t : instance_info[classId].instance_traits.traits) {
|
|
if (t instanceof TraitMethodGetterSetter) {
|
|
if (t.getName(this).getName(constants, new ArrayList<String>()).equals(methodName)) {
|
|
return findBodyIndex(((TraitMethodGetterSetter) t).method_info);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
public int findMethodBodyByName(String className, String methodName) {
|
|
int classId = findClassByName(className);
|
|
return findMethodBodyByName(classId, methodName);
|
|
}
|
|
|
|
public int findClassByName(String name) {
|
|
for (int c = 0; c < instance_info.length; c++) {
|
|
String s = constants.getMultiname(instance_info[c].name_index).getNameWithNamespace(constants);
|
|
if (name.equals(s)) {
|
|
return c;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
public ScriptPack findScriptPackByPath(String name) {
|
|
List<MyEntry<ClassPath, ScriptPack>> packs = getScriptPacks();
|
|
for (MyEntry<ClassPath, ScriptPack> en : packs) {
|
|
if (en.key.toString().equals(name)) {
|
|
return en.value;
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
}
|