SystemServerInjector.class.java

package com.android.server;

import android.content.Context;
import android.content.IntentFilter;
import android.os.Build.VERSION;
import android.os.IBinder;
import android.os.ServiceManager;
import android.os.SystemClock;
import android.os.SystemProperties;
import android.util.Slog;
import com.android.server.display.ScreenEffectService;
import com.miui.server.BackupManagerService;
import com.miui.server.MiuiInitServer;
import com.miui.server.PerfShielderService;
import com.miui.server.SecurityManagerService;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.util.HashSet;
import java.util.Set;
import miui.log.SystemLogSwitchesConfigManager;
import miui.mqsas.sdk.BootEventManager;
import miui.os.Build;
import miui.util.ObjectReference;
import miui.util.ReflectionUtils;

class SystemServerInjector
{
  private static final boolean DEBUG = true;
  private static final String TAG = "SystemServerI";
  private static Set<String> sVersionPolicyDevices;
  private static final SystemLogSwitchesConfigReceiver systemLogSwitchesReceiver = new SystemLogSwitchesConfigReceiver();
  
  static
  {
    sVersionPolicyDevices = new HashSet();
    addDeviceName("ugg");
    addDeviceName("ugglite");
    addDeviceName("rosy");
    addDeviceName("riva");
    addDeviceName("vince");
    addDeviceName("whyred");
    addDeviceName("versace");
    addDeviceName("wayne");
    addDeviceName("ysl");
    addDeviceName("sirius");
    addDeviceName("nitrogen");
    addDeviceName("polaris");
    addDeviceName("dipper");
    addDeviceName("sakura");
  }
  
  static void addDeviceName(String paramString)
  {
    sVersionPolicyDevices.add(paramString);
    sVersionPolicyDevices.add(paramString + "_ru");
  }
  
  static final void addExtraServices(Context paramContext, boolean paramBoolean)
  {
    ServiceManager.addService("security", new SecurityManagerService(paramContext, paramBoolean));
    ServiceManager.addService("MiuiInit", new MiuiInitServer(paramContext));
    ServiceManager.addService("MiuiBackup", new BackupManagerService(paramContext));
    ServiceManager.addService("locationpolicy", LocationPolicyManagerService.getDefaultService());
    ServiceManager.addService("perfshielder", new PerfShielderService(paramContext));
    try
    {
      localObject1 = ReflectionUtils.findClass("com.miui.whetstone.server.WhetstoneActivityManagerService", null);
      localObject2 = (IBinder)ReflectionUtils.tryNewInstance((Class)localObject1, new Object[] { paramContext });
      localObject1 = ReflectionUtils.tryGetStaticObjectField((Class)localObject1, "SERVICE", String.class);
      if ((localObject2 != null) && (localObject1 != null)) {
        ServiceManager.addService((String)((ObjectReference)localObject1).get(), (IBinder)localObject2);
      }
    }
    catch (ClassNotFoundException localClassNotFoundException)
    {
      for (;;)
      {
        Object localObject1;
        Object localObject2;
        localClassNotFoundException.printStackTrace();
      }
    }
    if (Build.VERSION.SDK_INT < 26) {}
    try
    {
      localObject2 = Class.forName("com.miui.server.TidaService");
      localObject1 = ((Class)localObject2).getConstructor(new Class[] { Context.class });
      localObject2 = ((Class)localObject2).getDeclaredField("SERVICE_NAME");
      if ((localObject1 != null) && (localObject2 != null))
      {
        paramContext = (IBinder)((Constructor)localObject1).newInstance(new Object[] { paramContext });
        ServiceManager.addService((String)((Field)localObject2).get(null), paramContext);
      }
      ScreenEffectService.startScreenEffectService();
    }
    catch (Exception paramContext)
    {
      for (;;)
      {
        paramContext.printStackTrace();
      }
    }
    MiuiFgThread.initialMiuiFgThread();
  }
  
  static void enableLogSwitch()
  {
    SystemLogSwitchesConfigManager.enableLogSwitch(true);
    SystemLogSwitchesConfigManager.updateProgramName();
  }
  
  private static void enforceVersionPolicy()
  {
    String str = SystemProperties.get("ro.product.name");
    if (!sVersionPolicyDevices.contains(str))
    {
      Slog.d("SystemServerI", "enforceVersionPolicy: enable_flash_global enabled");
      return;
    }
    if (!"locked".equals(SystemProperties.get("ro.secureboot.lockstate")))
    {
      Slog.d("SystemServerI", "enforceVersionPolicy: device unlocked");
      return;
    }
    if (isGlobalHaredware(str))
    {
      Slog.d("SystemServerI", "enforceVersionPolicy: global device");
      return;
    }
    if (Build.IS_INTERNATIONAL_BUILD)
    {
      Slog.e("SystemServerI", "CN hardware can't run Global build; reboot into recovery!!!");
      rebootIntoRecovery();
    }
  }
  
  private static boolean isGlobalHaredware(String paramString)
  {
    if (("ugglite".equals(paramString)) || ("ugg".equals(paramString)) || ("ugglite_ru".equals(paramString)) || ("ugg_ru".equals(paramString))) {
      return "China".equals(SystemProperties.get("ro.boot.hwcountry")) ^ true;
    }
    if (("riva".equals(paramString)) || ("riva_ru".equals(paramString)))
    {
      if (!"S88505AA1".equals(SystemProperties.get("ro.product.wt.boardid"))) {}
      for (boolean bool = "S88505DA1".equals(SystemProperties.get("ro.product.wt.boardid"));; bool = true) {
        return bool ^ true;
      }
    }
    if (("rosy".equals(paramString)) || ("rosy_ru".equals(paramString))) {
      return "CN".equals(SystemProperties.get("ro.boot.hwcountry")) ^ true;
    }
    return "CN".equals(SystemProperties.get("ro.boot.hwc")) ^ true;
  }
  
  static void markBootDexopt(long paramLong1, long paramLong2)
  {
    BootEventManager.getInstance().setBootDexopt(paramLong2 - paramLong1);
  }
  
  static void markPmsScan(long paramLong1, long paramLong2)
  {
    BootEventManager.getInstance().setPmsScanStart(paramLong1);
    BootEventManager.getInstance().setPmsScanEnd(paramLong2);
  }
  
  static void markSystemRun(long paramLong)
  {
    long l = SystemClock.uptimeMillis();
    BootEventManager.getInstance().setZygotePreload(l - paramLong);
    BootEventManager.getInstance().setSystemRun(paramLong);
    if (("file".equals(SystemProperties.get("ro.crypto.type"))) || ("trigger_restart_framework".equals(SystemProperties.get("vold.decrypt")))) {
      enforceVersionPolicy();
    }
  }
  
  private static void rebootIntoRecovery()
  {
    BcbUtil.setupBcb("--show_version_mismatch\n");
    SystemProperties.set("sys.powerctl", "reboot,recovery");
  }
  
  static void registerSystemLogSwitchesReceiver(Context paramContext)
  {
    IntentFilter localIntentFilter = new IntentFilter();
    localIntentFilter.addAction("miui.intent.action.SWITCH_ON_MIUILOGS");
    localIntentFilter.addAction("miui.intent.action.SWITCH_OFF_MIUILOGS");
    localIntentFilter.addAction("miui.intent.action.REVERT_MIUILOG_SWITCHES");
    paramContext.registerReceiver(systemLogSwitchesReceiver, localIntentFilter);
  }
}

Very Useful! BTW Where did you get this code?

@simonsmh unpack system.img. use sublime text to search reboot into recovery!!!. it can search in binary files. then you will got a file named services.vdex. use vdexExtractor to decompile it. finally, use dex2jar and jd-gui to view the source code.