Stop trying to get/set fields in FDE footer

Now that FDE is no longer supported, getting/setting FDE fields is
always a no-op, so there is no need to do so.

Bug: 208476087
Change-Id: Iab7ba8d36890daa0645b2cedf33e4bd177a86b63
(cherry picked from commit c6ce767e594a7bdbf6e9c00382bffa6b5fb689aa)
Merged-In: Iab7ba8d36890daa0645b2cedf33e4bd177a86b63

3 files changed, 1 insertions, 112 deletions

diff --git a/core/java/com/android/internal/widget/LockPatternUtils.java b/core/java/com/android/internal/widget/LockPatternUtils.java
index cd1bbb6bc6fe..3923febe17da 100644
--- a/core/java/com/android/internal/widget/LockPatternUtils.java
+++ b/core/java/com/android/internal/widget/LockPatternUtils.java
@@ -701,38 +701,14 @@ public class LockPatternUtils {
         return true;
     }
 
-    private void updateCryptoUserInfo(int userId) {
-        if (userId != UserHandle.USER_SYSTEM) {
-            return;
-        }
-
-        final String ownerInfo = isOwnerInfoEnabled(userId) ? getOwnerInfo(userId) : "";
-
-        IBinder service = ServiceManager.getService("mount");
-        if (service == null) {
-            Log.e(TAG, "Could not find the mount service to update the user info");
-            return;
-        }
-
-        IStorageManager storageManager = IStorageManager.Stub.asInterface(service);
-        try {
-            Log.d(TAG, "Setting owner info");
-            storageManager.setField(StorageManager.OWNER_INFO_KEY, ownerInfo);
-        } catch (RemoteException e) {
-            Log.e(TAG, "Error changing user info", e);
-        }
-    }
-
     @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
     public void setOwnerInfo(String info, int userId) {
         setString(LOCK_SCREEN_OWNER_INFO, info, userId);
-        updateCryptoUserInfo(userId);
     }
 
     @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
     public void setOwnerInfoEnabled(boolean enabled, int userId) {
         setBoolean(LOCK_SCREEN_OWNER_INFO_ENABLED, enabled, userId);
-        updateCryptoUserInfo(userId);
     }
 
     @UnsupportedAppUsage
@@ -988,24 +964,6 @@ public class LockPatternUtils {
      */
     public void setVisiblePatternEnabled(boolean enabled, int userId) {
         setBoolean(Settings.Secure.LOCK_PATTERN_VISIBLE, enabled, userId);
-
-        // Update for crypto if owner
-        if (userId != UserHandle.USER_SYSTEM) {
-            return;
-        }
-
-        IBinder service = ServiceManager.getService("mount");
-        if (service == null) {
-            Log.e(TAG, "Could not find the mount service to update the user info");
-            return;
-        }
-
-        IStorageManager storageManager = IStorageManager.Stub.asInterface(service);
-        try {
-            storageManager.setField(StorageManager.PATTERN_VISIBLE_KEY, enabled ? "1" : "0");
-        } catch (RemoteException e) {
-            Log.e(TAG, "Error changing pattern visible state", e);
-        }
     }
 
     public boolean isVisiblePatternEverChosen(int userId) {
@@ -1016,23 +974,7 @@ public class LockPatternUtils {
      * Set whether the visible password is enabled for cryptkeeper screen.
      */
     public void setVisiblePasswordEnabled(boolean enabled, int userId) {
-        // Update for crypto if owner
-        if (userId != UserHandle.USER_SYSTEM) {
-            return;
-        }
-
-        IBinder service = ServiceManager.getService("mount");
-        if (service == null) {
-            Log.e(TAG, "Could not find the mount service to update the user info");
-            return;
-        }
-
-        IStorageManager storageManager = IStorageManager.Stub.asInterface(service);
-        try {
-            storageManager.setField(StorageManager.PASSWORD_VISIBLE_KEY, enabled ? "1" : "0");
-        } catch (RemoteException e) {
-            Log.e(TAG, "Error changing password visible state", e);
-        }
+        // No longer does anything.
     }
 
     /**
diff --git a/services/core/java/com/android/server/StorageManagerService.java b/services/core/java/com/android/server/StorageManagerService.java
index 9266bb431aa5..8a83130f50fa 100644
--- a/services/core/java/com/android/server/StorageManagerService.java
+++ b/services/core/java/com/android/server/StorageManagerService.java
@@ -75,7 +75,6 @@ import android.content.pm.PackageManager;
 import android.content.pm.PackageManagerInternal;
 import android.content.pm.ProviderInfo;
 import android.content.pm.UserInfo;
-import android.content.res.Configuration;
 import android.content.res.ObbInfo;
 import android.database.ContentObserver;
 import android.net.Uri;
@@ -122,7 +121,6 @@ import android.provider.DocumentsContract;
 import android.provider.Downloads;
 import android.provider.MediaStore;
 import android.provider.Settings;
-import android.sysprop.VoldProperties;
 import android.text.TextUtils;
 import android.text.format.DateUtils;
 import android.util.ArrayMap;
@@ -1380,39 +1378,6 @@ class StorageManagerService extends IStorageManager.Stub
     private void handleDaemonConnected() {
         initIfBootedAndConnected();
         resetIfBootedAndConnected();
-
-        // On an encrypted device we can't see system properties yet, so pull
-        // the system locale out of the mount service.
-        if ("".equals(VoldProperties.encrypt_progress().orElse(""))) {
-            copyLocaleFromMountService();
-        }
-    }
-
-    private void copyLocaleFromMountService() {
-        String systemLocale;
-        try {
-            systemLocale = getField(StorageManager.SYSTEM_LOCALE_KEY);
-        } catch (RemoteException e) {
-            return;
-        }
-        if (TextUtils.isEmpty(systemLocale)) {
-            return;
-        }
-
-        Slog.d(TAG, "Got locale " + systemLocale + " from mount service");
-        Locale locale = Locale.forLanguageTag(systemLocale);
-        Configuration config = new Configuration();
-        config.setLocale(locale);
-        try {
-            ActivityManager.getService().updatePersistentConfigurationWithAttribution(config,
-                    mContext.getOpPackageName(), mContext.getAttributionTag());
-        } catch (RemoteException e) {
-            Slog.e(TAG, "Error setting system locale from mount service", e);
-        }
-
-        // Temporary workaround for http://b/17945169.
-        Slog.d(TAG, "Setting system properties to " + systemLocale + " from mount service");
-        SystemProperties.set("persist.sys.locale", locale.toLanguageTag());
     }
 
     private final IVoldListener mListener = new IVoldListener.Stub() {
diff --git a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
index c8227d953009..dde52c5e33fb 100644
--- a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
+++ b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
@@ -203,8 +203,6 @@ import android.os.UpdateLock;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.os.WorkSource;
-import android.os.storage.IStorageManager;
-import android.os.storage.StorageManager;
 import android.provider.Settings;
 import android.service.dreams.DreamActivity;
 import android.service.voice.IVoiceInteractionSession;
@@ -4209,11 +4207,6 @@ public class ActivityTaskManagerService extends IActivityTaskManager.Stub {
             SystemProperties.set("persist.sys.locale",
                     locales.get(bestLocaleIndex).toLanguageTag());
             LocaleList.setDefault(locales, bestLocaleIndex);
-
-            final Message m = PooledLambda.obtainMessage(
-                    ActivityTaskManagerService::sendLocaleToMountDaemonMsg, this,
-                    locales.get(bestLocaleIndex));
-            mH.sendMessage(m);
         }
 
         mTempConfig.seq = increaseConfigurationSeqLocked();
@@ -4367,17 +4360,6 @@ public class ActivityTaskManagerService extends IActivityTaskManager.Stub {
         Settings.System.putConfigurationForUser(resolver, config, userId);
     }
 
-    private void sendLocaleToMountDaemonMsg(Locale l) {
-        try {
-            IBinder service = ServiceManager.getService("mount");
-            IStorageManager storageManager = IStorageManager.Stub.asInterface(service);
-            Log.d(TAG, "Storing locale " + l.toLanguageTag() + " for decryption UI");
-            storageManager.setField(StorageManager.SYSTEM_LOCALE_KEY, l.toLanguageTag());
-        } catch (RemoteException e) {
-            Log.e(TAG, "Error storing locale for decryption UI", e);
-        }
-    }
-
     private void expireStartAsCallerTokenMsg(IBinder permissionToken) {
         mStartActivitySources.remove(permissionToken);
         mExpiredStartAsCallerTokens.add(permissionToken);