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Seperate manager service

This commit is contained in:
LoveSy 2021-02-11 15:04:17 +08:00 committed by tehcneko
parent d27e012442
commit d85b4d3584
21 changed files with 579 additions and 70 deletions
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2
app/build.gradle
View File

@ -144,7 +144,7 @@ dependencies {
implementation 'me.zhanghai.android.fastscroll:library:1.1.5'
implementation files('libs/WeatherView-2.0.3.aar')
compileOnly project(":hiddenapi-stubs")
implementation project(":service")
implementation project(':manager-service')
}
configurations {

5
app/proguard-rules.pro vendored
View File

@ -19,4 +19,7 @@
# If you keep the line number information, uncomment this to
# hide the original source file name.
-renamesourcefileattribute
-keep class io.github.lsposed.manager.Constants { *; }
-keep class io.github.lsposed.manager.Constants { *; }
-keepclassmembers class io.github.lsposed.manager.receivers.LSPosedManagerServiceClient {
private static android.os.IBinder binder;
}

2
app/src/main/java/io/github/lsposed/manager/App.java
View File

@ -42,7 +42,7 @@ import okhttp3.Cache;
import okhttp3.OkHttpClient;
import rikka.material.app.DayNightDelegate;
import static io.github.lsposed.manager.receivers.LSPosedServiceClient.testBinder;
import static io.github.lsposed.manager.receivers.LSPosedManagerServiceClient.testBinder;
public class App extends Application {
public static final String TAG = "LSPosedManager";

13
app/src/main/java/io/github/lsposed/manager/receivers/LSPosedServiceClient.java → app/src/main/java/io/github/lsposed/manager/receivers/LSPosedManagerServiceClient.java
View File

@ -1,20 +1,25 @@
package io.github.lsposed.manager.receivers;
import android.content.pm.PackageInfo;
import android.os.IBinder;
import android.os.RemoteException;
import android.util.Log;
import java.util.List;
import io.github.lsposed.lspd.ILSPManagerService;
import io.github.lsposed.manager.App;
import io.github.xposed.xposedservice.XposedService;
public class LSPosedServiceClient {
public class LSPosedManagerServiceClient {
private static IBinder binder = null;
private static ILSPManagerService service = null;
public static void testBinder() {
XposedService service = XposedService.getService();
if (service == null && binder != null) {
service = ILSPManagerService.Stub.asInterface(binder);
}
if (service == null) {
Log.e(App.TAG, "Version fail");
return;
}
int ver = -1;

1
core/build.gradle
View File

@ -63,6 +63,7 @@ dependencies {
compileOnly 'androidx.annotation:annotation:1.1.0'
implementation project(':interface')
implementation project(':hiddenapi-bridge')
implementation project(':manager-service')
}
android {

5
core/src/main/java/io/github/lsposed/lspd/core/Main.java
View File

@ -28,11 +28,12 @@ import android.ddm.DdmHandleAppName;
import io.github.lsposed.common.KeepAll;
import io.github.lsposed.lspd.service.LSPosedService;
import io.github.lsposed.lspd.service.Service;
import io.github.lsposed.lspd.util.Utils;
import java.util.concurrent.atomic.AtomicReference;
import static io.github.lsposed.lspd.service.LSPosedService.TAG;
import static io.github.lsposed.lspd.service.Service.TAG;
@SuppressLint("DefaultLocale")
public class Main implements KeepAll {
@ -135,6 +136,6 @@ public class Main implements KeepAll {
waitSystemService(Context.USER_SERVICE);
waitSystemService(Context.APP_OPS_SERVICE);
LSPosedService.start();
Service.start();
}
}

4
core/src/main/java/io/github/lsposed/lspd/hooker/XposedInstallerHooker.java
View File

@ -115,8 +115,8 @@ public class XposedInstallerHooker {
return ConfigManager.getMiscPath();
}
});
Class<?> serviceClass = XposedHelpers.findClass("io.github.xposed.xposedservice.XposedService", classLoader);
XposedHelpers.setStaticObjectField(serviceClass, "serviceBinder", BridgeService.requireBinder());
Class<?> serviceClass = XposedHelpers.findClass("io.github.lsposed.manager.receivers.LSPosedManagerServiceClient", classLoader);
XposedHelpers.setStaticObjectField(serviceClass, "binder", BridgeService.requireBinder());
Utils.logI("Hooked LSPosed Manager");
} catch (Throwable t) {

93
core/src/main/java/io/github/lsposed/lspd/service/BridgeService.java
View File

@ -1,6 +1,5 @@
package io.github.lsposed.lspd.service;
import android.content.pm.PackageManager;
import android.os.Binder;
import android.os.IBinder;
import android.os.Parcel;
@ -14,23 +13,29 @@ import androidx.annotation.Nullable;
import java.lang.reflect.Field;
import java.util.Map;
import io.github.lsposed.lspd.nativebridge.ConfigManager;
import io.github.lsposed.lspd.ILSPManagerService;
import io.github.xposed.xposedservice.IXposedService;
import static android.os.Binder.getCallingUid;
import static io.github.lsposed.lspd.service.LSPosedService.TAG;
import static io.github.lsposed.lspd.service.Service.TAG;
public class BridgeService {
private static final int TRANSACTION_CODE = ('_' << 24) | ('L' << 16) | ('S' << 8) | 'P';
private static final String DESCRIPTOR = "android.app.IActivityManager";
private static final String SERVICE_NAME = "activity";
private static final int ACTION_SEND_BINDER = 1;
private static final int ACTION_GET_BINDER = ACTION_SEND_BINDER + 1;
enum ACTION {
ACTION_SEND_BINDER,
ACTION_SEND_MANAGER_BINDER,
ACTION_GET_BINDER,
}
private static IBinder serviceBinder = null;
private static IXposedService service = null;
private static IBinder managerBinder = null;
private static ILSPManagerService manager = null;
private static final IBinder.DeathRecipient BRIDGE_SERVICE_DEATH_RECIPIENT = () -> {
Log.i(TAG, "service " + SERVICE_NAME + " is dead. ");
@ -52,12 +57,15 @@ public class BridgeService {
Log.w(TAG, "clear ServiceManager: " + Log.getStackTraceString(e));
}
sendToBridge(true);
sendToBridge(ACTION.ACTION_SEND_BINDER, serviceBinder, true);
sendToBridge(ACTION.ACTION_SEND_MANAGER_BINDER, managerBinder, true);
};
private static final IBinder.DeathRecipient LSPSERVICE_DEATH_RECIPIENT = () -> {
serviceBinder = null;
service = null;
managerBinder = null;
manager = null;
Log.e(TAG, "service is dead");
};
@ -70,9 +78,7 @@ public class BridgeService {
private static Listener listener;
private static PackageManager pm = null;
private static void sendToBridge(boolean isRestart) {
private static void sendToBridge(ACTION action, IBinder binder, boolean isRestart) {
IBinder bridgeService;
do {
bridgeService = ServiceManager.getService(SERVICE_NAME);
@ -98,7 +104,7 @@ public class BridgeService {
bridgeService.linkToDeath(BRIDGE_SERVICE_DEATH_RECIPIENT, 0);
} catch (Throwable e) {
Log.w(TAG, "linkToDeath " + Log.getStackTraceString(e));
sendToBridge(false);
sendToBridge(action, binder, false);
return;
}
@ -109,9 +115,9 @@ public class BridgeService {
for (int i = 0; i < 3; i++) {
try {
data.writeInterfaceToken(DESCRIPTOR);
data.writeInt(ACTION_SEND_BINDER);
Log.v(TAG, "binder " + serviceBinder.toString());
data.writeStrongBinder(serviceBinder);
data.writeInt(action.ordinal());
Log.v(TAG, "binder " + binder.toString());
data.writeStrongBinder(binder);
res = bridgeService.transact(TRANSACTION_CODE, data, reply, 0);
reply.readException();
} catch (Throwable e) {
@ -136,23 +142,36 @@ public class BridgeService {
}
}
private static void receiveFromBridge(IBinder binder) {
private static void receiveFromBridge(ACTION action, IBinder binder) {
if (binder == null) {
Log.e(TAG, "received empty binder");
return;
}
if (serviceBinder == null) {
PackageReceiver.register();
} else {
serviceBinder.unlinkToDeath(LSPSERVICE_DEATH_RECIPIENT, 0);
}
if(action == ACTION.ACTION_SEND_MANAGER_BINDER) {
if (managerBinder != null) {
managerBinder.unlinkToDeath(LSPSERVICE_DEATH_RECIPIENT, 0);
}
serviceBinder = binder;
service = IXposedService.Stub.asInterface(serviceBinder);
try {
serviceBinder.linkToDeath(LSPSERVICE_DEATH_RECIPIENT, 0);
} catch (RemoteException ignored) {
managerBinder = binder;
manager = LSPManagerService.Stub.asInterface(managerBinder);
try {
managerBinder.linkToDeath(LSPSERVICE_DEATH_RECIPIENT, 0);
} catch (RemoteException ignored) {
}
} else if (action == ACTION.ACTION_SEND_BINDER) {
if (serviceBinder == null) {
PackageReceiver.register();
} else {
serviceBinder.unlinkToDeath(LSPSERVICE_DEATH_RECIPIENT, 0);
}
serviceBinder = binder;
service = IXposedService.Stub.asInterface(serviceBinder);
try {
serviceBinder.linkToDeath(LSPSERVICE_DEATH_RECIPIENT, 0);
} catch (RemoteException ignored) {
}
}
Log.i(TAG, "binder received");
@ -162,13 +181,24 @@ public class BridgeService {
BridgeService.listener = listener;
BridgeService.service = service;
BridgeService.serviceBinder = service.asBinder();
sendToBridge(false);
sendToBridge(ACTION.ACTION_SEND_BINDER, serviceBinder, false);
}
public static void send(LSPManagerService service, Listener listener) {
BridgeService.listener = listener;
BridgeService.manager = service;
BridgeService.managerBinder = service.asBinder();
sendToBridge(ACTION.ACTION_SEND_MANAGER_BINDER, managerBinder, false);
}
public static IXposedService getService() {
return service;
}
public static ILSPManagerService getManager() {
return manager;
}
public static IBinder requireBinder() {
IBinder binder = ServiceManager.getService(SERVICE_NAME);
if (binder == null) return null;
@ -177,7 +207,7 @@ public class BridgeService {
Parcel reply = Parcel.obtain();
try {
data.writeInterfaceToken(DESCRIPTOR);
data.writeInt(ACTION_GET_BINDER);
data.writeInt(ACTION.ACTION_GET_BINDER.ordinal());
binder.transact(TRANSACTION_CODE, data, reply, 0);
reply.readException();
IBinder received = reply.readStrongBinder();
@ -197,13 +227,14 @@ public class BridgeService {
public static boolean onTransact(int code, @NonNull Parcel data, @Nullable Parcel reply, int flags) {
data.enforceInterface(DESCRIPTOR);
int action = data.readInt();
ACTION action = ACTION.values()[data.readInt()];
Log.d(TAG, "onTransact: action=" + action + ", callingUid=" + Binder.getCallingUid() + ", callingPid=" + Binder.getCallingPid());
switch (action) {
case ACTION_SEND_BINDER: {
case ACTION_SEND_BINDER:
case ACTION_SEND_MANAGER_BINDER: {
if (Binder.getCallingUid() == 0) {
receiveFromBridge(data.readStrongBinder());
receiveFromBridge(action, data.readStrongBinder());
if (reply != null) {
reply.writeNoException();
}
@ -219,8 +250,8 @@ public class BridgeService {
}
if (reply != null) {
reply.writeNoException();
Log.d(TAG, "saved binder is " + serviceBinder.toString());
reply.writeStrongBinder(serviceBinder);
Log.d(TAG, "saved binder is " + managerBinder.toString());
reply.writeStrongBinder(managerBinder);
}
return true;
}

47
core/src/main/java/io/github/lsposed/lspd/service/LSPManagerService.java Normal file
View File

@ -0,0 +1,47 @@
package io.github.lsposed.lspd.service;
import android.content.pm.PackageInfo;
import android.os.IBinder;
import android.os.RemoteException;
import android.util.Log;
import de.robv.android.xposed.XposedBridge;
import io.github.lsposed.lspd.ILSPManagerService;
import io.github.lsposed.lspd.utils.ParceledListSlice;
import static io.github.lsposed.lspd.service.Service.TAG;
public class LSPManagerService extends ILSPManagerService.Stub {
public LSPManagerService() {
BridgeService.send(this, new BridgeService.Listener() {
@Override
public void onSystemServerRestarted() {
Log.w(TAG, "system restarted...");
}
@Override
public void onResponseFromBridgeService(boolean response) {
if (response) {
Log.i(TAG, "sent service to bridge");
} else {
Log.w(TAG, "no response from bridge");
}
}
});
}
@Override
public IBinder asBinder() {
return this;
}
@Override
public int getVersion() {
return XposedBridge.getXposedVersion();
}
@Override
public ParceledListSlice<PackageInfo> getInstalledPackagesFromAllUsers(int flags) throws RemoteException {
return PackageService.getInstalledPackagesFromAllUsers(flags);
}
}

24
core/src/main/java/io/github/lsposed/lspd/service/LSPosedService.java
View File

@ -1,29 +1,14 @@
package io.github.lsposed.lspd.service;
import android.content.pm.PackageInfo;
import android.os.IBinder;
import android.os.Looper;
import android.os.RemoteException;
import android.util.Log;
import de.robv.android.xposed.XposedBridge;
import io.github.xposed.xposedservice.IXposedService;
import io.github.xposed.xposedservice.utils.ParceledListSlice;
import static io.github.lsposed.lspd.service.Service.TAG;
public class LSPosedService extends IXposedService.Stub {
public static final String TAG = "LSPosedService";
// call by ourselves
public static void start() {
Log.i(TAG, "starting server...");
Looper.prepare();
new LSPosedService();
Looper.loop();
Log.i(TAG, "server exited");
System.exit(0);
}
public LSPosedService() {
BridgeService.send(this, new BridgeService.Listener() {
@ -52,9 +37,4 @@ public class LSPosedService extends IXposedService.Stub {
public int getVersion() {
return XposedBridge.getXposedVersion();
}
@Override
public ParceledListSlice<PackageInfo> getInstalledPackagesFromAllUsers(int flags) throws RemoteException {
return PackageService.getInstalledPackagesFromAllUsers(flags);
}
}

8
core/src/main/java/io/github/lsposed/lspd/service/PackageService.java
View File

@ -2,16 +2,14 @@ package io.github.lsposed.lspd.service;
import android.content.pm.IPackageManager;
import android.content.pm.PackageInfo;
import android.os.Binder;
import android.os.IBinder;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.util.Log;
import java.util.ArrayList;
import io.github.lsposed.lspd.nativebridge.ConfigManager;
import io.github.xposed.xposedservice.utils.ParceledListSlice;
import io.github.lsposed.lspd.utils.ParceledListSlice;
public class PackageService {
private static IPackageManager pm = null;
@ -26,13 +24,13 @@ public class PackageService {
}
public static PackageInfo getPackageInfo(String packageName, int flags, int uid) throws RemoteException {
pm = getPackageManager();
IPackageManager pm = getPackageManager();
if (pm == null) return null;
return pm.getPackageInfo(packageName, flags, uid);
}
public static String[] getPackagesForUid(int uid) throws RemoteException {
pm = getPackageManager();
IPackageManager pm = getPackageManager();
if (pm == null) return new String[0];
return pm.getPackagesForUid(uid);
}

21
core/src/main/java/io/github/lsposed/lspd/service/Service.java Normal file
View File

@ -0,0 +1,21 @@
package io.github.lsposed.lspd.service;
import android.os.Looper;
import android.util.Log;
public class Service {
public static final String TAG = "LSPosedService";
// call by ourselves
public static void start() {
Log.i(TAG, "starting server...");
Looper.prepare();
new LSPosedService();
new LSPManagerService();
Looper.loop();
Log.i(TAG, "server exited");
System.exit(0);
}
}

1
manager-service/.gitignore vendored Normal file
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@ -0,0 +1 @@
/build

24
manager-service/build.gradle Normal file
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@ -0,0 +1,24 @@
plugins {
id 'com.android.library'
}
android {
compileSdkVersion 30
buildToolsVersion "30.0.3"
defaultConfig {
minSdkVersion 26
targetSdkVersion 30
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
}
}
compileOptions {
sourceCompatibility JavaVersion.VERSION_1_8
targetCompatibility JavaVersion.VERSION_1_8
}
}

21
manager-service/proguard-rules.pro vendored Normal file
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@ -0,0 +1,21 @@
# Add project specific ProGuard rules here.
# You can control the set of applied configuration files using the
# proguardFiles setting in build.gradle.
#
# For more details, see
# http://developer.android.com/guide/developing/tools/proguard.html
# If your project uses WebView with JS, uncomment the following
# and specify the fully qualified class name to the JavaScript interface
# class:
#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
# public *;
#}
# Uncomment this to preserve the line number information for
# debugging stack traces.
#-keepattributes SourceFile,LineNumberTable
# If you keep the line number information, uncomment this to
# hide the original source file name.
#-renamesourcefileattribute SourceFile

2
manager-service/src/main/AndroidManifest.xml Normal file
View File

@ -0,0 +1,2 @@
<?xml version="1.0" encoding="utf-8"?>
<manifest package="io.github.lsposed.lspd.managerservice" />

8
manager-service/src/main/aidl/io/github/lsposed/lspd/ILSPManagerService.aidl Normal file
View File

@ -0,0 +1,8 @@
package io.github.lsposed.lspd;
import io.github.lsposed.lspd.utils.ParceledListSlice;
interface ILSPManagerService {
int getVersion() = 1;
ParceledListSlice<PackageInfo> getInstalledPackagesFromAllUsers(int flags) = 2;
}

3
manager-service/src/main/aidl/io/github/lsposed/lspd/utils/ParceledListSlice.aidl Normal file
View File

@ -0,0 +1,3 @@
package io.github.lsposed.lspd.utils;
parcelable ParceledListSlice<T>;

185
manager-service/src/main/java/io/github/lsposed/lspd/utils/BaseParceledListSlice.java Normal file
View File

@ -0,0 +1,185 @@
/*
* Copyright (C) 2011 The Android Open Source Project
*
* 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 io.github.lsposed.lspd.utils;
import android.os.Binder;
import android.os.IBinder;
import android.os.Parcel;
import android.os.Parcelable;
import android.os.RemoteException;
import android.util.Log;
import java.util.ArrayList;
import java.util.List;
/**
* Transfer a large list of Parcelable objects across an IPC. Splits into
* multiple transactions if needed.
*
* Caveat: for efficiency and security, all elements must be the same concrete type.
* In order to avoid writing the class name of each object, we must ensure that
* each object is the same type, or else unparceling then reparceling the data may yield
* a different result if the class name encoded in the Parcelable is a Base type.
* See b/17671747.
*
*/
abstract class BaseParceledListSlice<T> implements Parcelable {
private static String TAG = "ParceledListSlice";
private static boolean DEBUG = false;
/*
* TODO get this number from somewhere else. For now set it to a quarter of
* the 1MB limit.
*/
private static final int MAX_IPC_SIZE = 64 * 1024;
private final List<T> mList;
private int mInlineCountLimit = Integer.MAX_VALUE;
public BaseParceledListSlice(List<T> list) {
mList = list;
}
@SuppressWarnings("unchecked")
BaseParceledListSlice(Parcel p, ClassLoader loader) {
final int N = p.readInt();
mList = new ArrayList<T>(N);
if (DEBUG) Log.d(TAG, "Retrieving " + N + " items");
if (N <= 0) {
return;
}
Parcelable.Creator<?> creator = readParcelableCreator(p, loader);
Class<?> listElementClass = null;
int i = 0;
while (i < N) {
if (p.readInt() == 0) {
break;
}
final T parcelable = readCreator(creator, p, loader);
if (listElementClass == null) {
listElementClass = parcelable.getClass();
} else {
verifySameType(listElementClass, parcelable.getClass());
}
mList.add(parcelable);
if (DEBUG) Log.d(TAG, "Read inline #" + i + ": " + mList.get(mList.size()-1));
i++;
}
if (i >= N) {
return;
}
final IBinder retriever = p.readStrongBinder();
while (i < N) {
if (DEBUG) Log.d(TAG, "Reading more @" + i + " of " + N + ": retriever=" + retriever);
Parcel data = Parcel.obtain();
Parcel reply = Parcel.obtain();
data.writeInt(i);
try {
retriever.transact(IBinder.FIRST_CALL_TRANSACTION, data, reply, 0);
} catch (RemoteException e) {
Log.w(TAG, "Failure retrieving array; only received " + i + " of " + N, e);
return;
}
while (i < N && reply.readInt() != 0) {
final T parcelable = readCreator(creator, reply, loader);
verifySameType(listElementClass, parcelable.getClass());
mList.add(parcelable);
if (DEBUG) Log.d(TAG, "Read extra #" + i + ": " + mList.get(mList.size()-1));
i++;
}
reply.recycle();
data.recycle();
}
}
private T readCreator(Parcelable.Creator<?> creator, Parcel p, ClassLoader loader) {
if (creator instanceof Parcelable.ClassLoaderCreator<?>) {
Parcelable.ClassLoaderCreator<?> classLoaderCreator =
(Parcelable.ClassLoaderCreator<?>) creator;
return (T) classLoaderCreator.createFromParcel(p, loader);
}
return (T) creator.createFromParcel(p);
}
private static void verifySameType(final Class<?> expected, final Class<?> actual) {
if (!actual.equals(expected)) {
throw new IllegalArgumentException("Can't unparcel type "
+ (actual == null ? null : actual.getName()) + " in list of type "
+ (expected == null ? null : expected.getName()));
}
}
public List<T> getList() {
return mList;
}
/**
* Set a limit on the maximum number of entries in the array that will be included
* inline in the initial parcelling of this object.
*/
public void setInlineCountLimit(int maxCount) {
mInlineCountLimit = maxCount;
}
/**
* Write this to another Parcel. Note that this discards the internal Parcel
* and should not be used anymore. This is so we can pass this to a Binder
* where we won't have a chance to call recycle on this.
*/
@Override
public void writeToParcel(Parcel dest, int flags) {
final int N = mList.size();
final int callFlags = flags;
dest.writeInt(N);
if (DEBUG) Log.d(TAG, "Writing " + N + " items");
if (N > 0) {
final Class<?> listElementClass = mList.get(0).getClass();
writeParcelableCreator(mList.get(0), dest);
int i = 0;
while (i < N && i < mInlineCountLimit && dest.dataSize() < MAX_IPC_SIZE) {
dest.writeInt(1);
final T parcelable = mList.get(i);
verifySameType(listElementClass, parcelable.getClass());
writeElement(parcelable, dest, callFlags);
if (DEBUG) Log.d(TAG, "Wrote inline #" + i + ": " + mList.get(i));
i++;
}
if (i < N) {
dest.writeInt(0);
Binder retriever = new Binder() {
@Override
protected boolean onTransact(int code, Parcel data, Parcel reply, int flags)
throws RemoteException {
if (code != FIRST_CALL_TRANSACTION) {
return super.onTransact(code, data, reply, flags);
}
int i = data.readInt();
if (DEBUG) Log.d(TAG, "Writing more @" + i + " of " + N);
while (i < N && reply.dataSize() < MAX_IPC_SIZE) {
reply.writeInt(1);
final T parcelable = mList.get(i);
verifySameType(listElementClass, parcelable.getClass());
writeElement(parcelable, reply, callFlags);
if (DEBUG) Log.d(TAG, "Wrote extra #" + i + ": " + mList.get(i));
i++;
}
if (i < N) {
if (DEBUG) Log.d(TAG, "Breaking @" + i + " of " + N);
reply.writeInt(0);
}
return true;
}
};
if (DEBUG) Log.d(TAG, "Breaking @" + i + " of " + N + ": retriever=" + retriever);
dest.writeStrongBinder(retriever);
}
}
}
protected abstract void writeElement(T parcelable, Parcel reply, int callFlags);
protected abstract void writeParcelableCreator(T parcelable, Parcel dest);
protected abstract Parcelable.Creator<?> readParcelableCreator(Parcel from, ClassLoader loader);
}

178
manager-service/src/main/java/io/github/lsposed/lspd/utils/ParceledListSlice.java Normal file
View File

@ -0,0 +1,178 @@
/*
* Copyright (C) 2011 The Android Open Source Project
*
* 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 io.github.lsposed.lspd.utils;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageInfo;
import android.os.BadParcelableException;
import android.os.Parcel;
import android.os.Parcelable;
import android.util.Log;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
/**
* Transfer a large list of Parcelable objects across an IPC. Splits into
* multiple transactions if needed.
*
* @see BaseParceledListSlice
*/
public class ParceledListSlice<T extends Parcelable> extends BaseParceledListSlice<T> {
private static final String TAG = "ParceledListSlice";
// Cache of previously looked up CREATOR.createFromParcel() methods for
// particular classes. Keys are the names of the classes, values are
// Method objects.
private static final HashMap<ClassLoader, HashMap<String, Creator<?>>>
CREATORS = new HashMap<>();
static {
putCreator(PackageInfo.class.getName(), PackageInfo.CREATOR);
putCreator(ApplicationInfo.class.getName(), ApplicationInfo.CREATOR);
}
public static void putCreator(String name, Parcelable.Creator<?> creator) {
HashMap<String, Parcelable.Creator<?>> map = CREATORS.get(null);
if (map == null) {
map = new HashMap<>();
CREATORS.put(null, map);
}
map.put(name, creator);
}
public ParceledListSlice(List<T> list) {
super(list);
}
private ParceledListSlice(Parcel in, ClassLoader loader) {
super(in, loader);
}
public static <T extends Parcelable> ParceledListSlice<T> emptyList() {
return new ParceledListSlice<T>(Collections.<T>emptyList());
}
@Override
public int describeContents() {
int contents = 0;
final List<T> list = getList();
for (int i = 0; i < list.size(); i++) {
contents |= list.get(i).describeContents();
}
return contents;
}
@Override
protected void writeElement(T parcelable, Parcel dest, int callFlags) {
parcelable.writeToParcel(dest, callFlags);
}
@Override
protected void writeParcelableCreator(T parcelable, Parcel dest) {
String name = parcelable.getClass().getName();
dest.writeString(name);
}
@Override
protected Parcelable.Creator<?> readParcelableCreator(Parcel from, ClassLoader loader) {
String name = from.readString();
if (name == null) {
return null;
}
Parcelable.Creator<?> creator;
synchronized (CREATORS) {
HashMap<String, Parcelable.Creator<?>> map = CREATORS.get(loader);
if (map == null) {
map = new HashMap<>();
CREATORS.put(loader, map);
}
creator = map.get(name);
if (creator == null) {
try {
// If loader == null, explicitly emulate Class.forName(String) "caller
// classloader" behavior.
ClassLoader parcelableClassLoader =
(loader == null ? getClass().getClassLoader() : loader);
// Avoid initializing the Parcelable class until we know it implements
// Parcelable and has the necessary CREATOR field. http://b/1171613.
Class<?> parcelableClass = Class.forName(name, false /* initialize */,
parcelableClassLoader);
if (!Parcelable.class.isAssignableFrom(parcelableClass)) {
throw new BadParcelableException("Parcelable protocol requires subclassing "
+ "from Parcelable on class " + name);
}
Field f = parcelableClass.getField("CREATOR");
if ((f.getModifiers() & Modifier.STATIC) == 0) {
throw new BadParcelableException("Parcelable protocol requires "
+ "the CREATOR object to be static on class " + name);
}
Class<?> creatorType = f.getType();
if (!Parcelable.Creator.class.isAssignableFrom(creatorType)) {
// Fail before calling Field.get(), not after, to avoid initializing
// parcelableClass unnecessarily.
throw new BadParcelableException("Parcelable protocol requires a "
+ "Parcelable.Creator object called "
+ "CREATOR on class " + name);
}
creator = (Parcelable.Creator<?>) f.get(null);
} catch (IllegalAccessException e) {
Log.e(TAG, "Illegal access when unmarshalling: " + name, e);
throw new BadParcelableException(
"IllegalAccessException when unmarshalling: " + name);
} catch (ClassNotFoundException e) {
Log.e(TAG, "Class not found when unmarshalling: " + name, e);
throw new BadParcelableException(
"ClassNotFoundException when unmarshalling: " + name);
} catch (NoSuchFieldException e) {
throw new BadParcelableException("Parcelable protocol requires a "
+ "Parcelable.Creator object called "
+ "CREATOR on class " + name);
}
if (creator == null) {
throw new BadParcelableException("Parcelable protocol requires a "
+ "non-null Parcelable.Creator object called "
+ "CREATOR on class " + name);
}
map.put(name, creator);
}
}
return creator;
}
public static final Parcelable.ClassLoaderCreator<ParceledListSlice> CREATOR =
new Parcelable.ClassLoaderCreator<ParceledListSlice>() {
public ParceledListSlice createFromParcel(Parcel in) {
return new ParceledListSlice(in, null);
}
@Override
public ParceledListSlice createFromParcel(Parcel in, ClassLoader loader) {
return new ParceledListSlice(in, loader);
}
@Override
public ParceledListSlice[] newArray(int size) {
return new ParceledListSlice[size];
}
};
}

2
settings.gradle
View File

@ -1,5 +1,5 @@
rootProject.name = "LSPosed"
include ':core', ':hiddenapi-stubs', ':sandhook-hooklib', ':sandhook-annotation', ':app', ':key-selector', ':service', ':interface', ':hiddenapi-bridge'
include ':core', ':hiddenapi-stubs', ':sandhook-hooklib', ':sandhook-annotation', ':app', ':key-selector', ':service', ':interface', ':hiddenapi-bridge', ':manager-service'
def service_root = "service"
project(':interface').projectDir = file("$service_root${File.separator}interface")