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GKMSPatch
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Switch classloader to original one

This commit is contained in:
Nullptr 2021-07-16 09:01:19 +08:00 committed by LoveSy
parent c6af951364
commit 2d41905b22
1 changed files with 24 additions and 14 deletions
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38
app/src/main/java/org/lsposed/lspatch/loader/LSPApplication.java
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@ -38,7 +38,9 @@ import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.nio.charset.StandardCharsets;
import java.nio.file.FileAlreadyExistsException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.nio.file.attribute.PosixFilePermissions;
import java.util.ArrayList;
@ -47,6 +49,7 @@ import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import dalvik.system.PathClassLoader;
import de.robv.android.xposed.XC_MethodHook;
import de.robv.android.xposed.XposedBridge;
import de.robv.android.xposed.XposedHelpers;
@ -102,6 +105,7 @@ public class LSPApplication extends ApplicationServiceClient {
instance = new LSPApplication();
serviceClient = instance;
try {
initAppClassLoader(context);
disableProfile(context);
loadModules(context);
Main.forkPostCommon(false, context.getDataDir().toString(), ActivityThread.currentProcessName());
@ -257,18 +261,24 @@ public class LSPApplication extends ApplicationServiceClient {
return originalApplicationName != null && !originalApplicationName.isEmpty() && !("android.app.Application").equals(originalApplicationName);
}
private static ClassLoader getAppClassLoader() {
if (appClassLoader != null) {
return appClassLoader;
}
private static void initAppClassLoader(Context context) {
try {
Object mBoundApplication = XposedHelpers.getObjectField(getActivityThread(), "mBoundApplication");
Object loadedApkObj = XposedHelpers.getObjectField(mBoundApplication, "info");
appClassLoader = (ClassLoader) XposedHelpers.callMethod(loadedApkObj, "getClassLoader");
var mClassLoader = (ClassLoader) XposedHelpers.getObjectField(loadedApkObj, "mClassLoader");
final String cacheApkPath = context.getCacheDir().getAbsolutePath() + "/origin_apk.bin";
try (InputStream inputStream = context.getAssets().open("origin_apk.bin")) {
Files.copy(inputStream, Paths.get(cacheApkPath));
} catch (FileAlreadyExistsException ignored) {
}
appClassLoader = new PathClassLoader(cacheApkPath, mClassLoader.getParent());
XposedHelpers.setObjectField(loadedApkObj, "mClassLoader", appClassLoader);
Log.d(TAG, "appClassLoader is now switched to " + appClassLoader);
} catch (Throwable e) {
Log.e(TAG, "getAppClassLoader", e);
Log.e(TAG, "initAppClassLoader", e);
}
return appClassLoader;
}
private static void byPassSignature(Context context) throws ClassNotFoundException, IllegalAccessException {
@ -292,7 +302,7 @@ public class LSPApplication extends ApplicationServiceClient {
throw new IllegalStateException("getPackageInfo transaction id null");
}
XposedHelpers.findAndHookMethod("android.os.BinderProxy", getAppClassLoader(), "transact", int.class, Parcel.class, Parcel.class, int.class, new XC_MethodHook() {
XposedHelpers.findAndHookMethod("android.os.BinderProxy", appClassLoader, "transact", int.class, Parcel.class, Parcel.class, int.class, new XC_MethodHook() {
@Override
protected void afterHookedMethod(MethodHookParam param) throws Throwable {
try {
@ -400,7 +410,7 @@ public class LSPApplication extends ApplicationServiceClient {
private static void hookApplicationStub() {
try {
Class<?> appStub = XposedHelpers.findClass("org.lsposed.lspatch.appstub.LSPApplicationStub", getAppClassLoader());
Class<?> appStub = XposedHelpers.findClass("org.lsposed.lspatch.appstub.LSPApplicationStub", appClassLoader);
XposedHelpers.findAndHookMethod(appStub, "onCreate", new XC_MethodHook() {
@Override
protected void afterHookedMethod(MethodHookParam param) throws Throwable {
@ -420,7 +430,7 @@ public class LSPApplication extends ApplicationServiceClient {
private static void hookContextImplSetOuterContext() {
try {
XposedHelpers.findAndHookMethod("android.app.ContextImpl", getAppClassLoader(), "setOuterContext", Context.class, new XC_MethodHook() {
XposedHelpers.findAndHookMethod("android.app.ContextImpl", appClassLoader, "setOuterContext", Context.class, new XC_MethodHook() {
@Override
protected void afterHookedMethod(MethodHookParam param) throws Throwable {
replaceApplicationParam(param.args);
@ -433,7 +443,7 @@ public class LSPApplication extends ApplicationServiceClient {
private static void hookInstallContentProviders() {
try {
XposedBridge.hookAllMethods(XposedHelpers.findClass("android.app.ActivityThread", getAppClassLoader()), "installContentProviders", new XC_MethodHook() {
XposedBridge.hookAllMethods(XposedHelpers.findClass("android.app.ActivityThread", appClassLoader), "installContentProviders", new XC_MethodHook() {
@Override
protected void beforeHookedMethod(MethodHookParam param) throws Throwable {
replaceApplicationParam(param.args);
@ -446,7 +456,7 @@ public class LSPApplication extends ApplicationServiceClient {
private static void hookActivityAttach() {
try {
XposedBridge.hookAllMethods(XposedHelpers.findClass("android.app.Activity", getAppClassLoader()), "attach", new XC_MethodHook() {
XposedBridge.hookAllMethods(XposedHelpers.findClass("android.app.Activity", appClassLoader), "attach", new XC_MethodHook() {
@Override
protected void beforeHookedMethod(MethodHookParam param) throws Throwable {
replaceApplicationParam(param.args);
@ -459,7 +469,7 @@ public class LSPApplication extends ApplicationServiceClient {
private static void hookServiceAttach() {
try {
XposedBridge.hookAllMethods(XposedHelpers.findClass("android.app.Service", getAppClassLoader()), "attach", new XC_MethodHook() {
XposedBridge.hookAllMethods(XposedHelpers.findClass("android.app.Service", appClassLoader), "attach", new XC_MethodHook() {
@Override
protected void beforeHookedMethod(MethodHookParam param) throws Throwable {
replaceApplicationParam(param.args);
@ -556,7 +566,7 @@ public class LSPApplication extends ApplicationServiceClient {
private Application createOriginalApplication() {
if (sOriginalApplication == null) {
try {
sOriginalApplication = (Application) getAppClassLoader().loadClass(originalApplicationName).newInstance();
sOriginalApplication = (Application) appClassLoader.loadClass(originalApplicationName).newInstance();
} catch (Throwable e) {
Log.e(TAG, "createOriginalApplication", e);
}