forked from MarcoBuster/Magisk
76 lines
2.6 KiB
Java
76 lines
2.6 KiB
Java
package com.topjohnwu.magisk;
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import android.app.AppComponentFactory;
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import android.app.Application;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.net.Uri;
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import android.util.Log;
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import com.topjohnwu.magisk.utils.DynamicClassLoader;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.InputStream;
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import java.io.OutputStream;
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public class InjectAPK {
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static DelegateComponentFactory factory;
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static Application setup(Context context) {
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File apk = DynAPK.current(context);
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File update = DynAPK.update(context);
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if (update.exists())
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update.renameTo(apk);
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Application delegate = null;
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if (!apk.exists()) {
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// Try copying APK
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Uri uri = new Uri.Builder().scheme("content")
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.authority("com.topjohnwu.magisk.provider")
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.encodedPath("apk_file").build();
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ContentResolver resolver = context.getContentResolver();
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try (InputStream is = resolver.openInputStream(uri)) {
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if (is != null) {
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try (OutputStream out = new FileOutputStream(apk)) {
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byte[] buf = new byte[4096];
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for (int read; (read = is.read(buf)) >= 0;) {
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out.write(buf, 0, read);
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}
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}
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}
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} catch (Exception e) {
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Log.e(InjectAPK.class.getSimpleName(), "", e);
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}
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}
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if (apk.exists()) {
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ClassLoader cl = new DynamicClassLoader(apk, factory.loader);
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try {
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// Create the delegate AppComponentFactory
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AppComponentFactory df = (AppComponentFactory)
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cl.loadClass("androidx.core.app.CoreComponentFactory").newInstance();
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// Create the delegate Application
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delegate = (Application) cl.loadClass("a.e").getConstructor(Object.class)
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.newInstance(DynAPK.pack(dynData()));
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// If everything went well, set our loader and delegate
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factory.delegate = df;
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factory.loader = cl;
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} catch (Exception e) {
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Log.e(InjectAPK.class.getSimpleName(), "", e);
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apk.delete();
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}
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}
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return delegate;
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}
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private static DynAPK.Data dynData() {
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DynAPK.Data data = new DynAPK.Data();
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data.version = BuildConfig.STUB_VERSION;
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data.classToComponent = Mapping.inverseMap;
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return data;
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}
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}
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