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Commit 7cc9a817 authored by Benjamin Franz's avatar Benjamin Franz
Browse files

Expose hidden API to check whether a given package is state protected 

Bug: 75997475
Test: manual
Change-Id: I5e0da781af6d148aed2247175e8ee5d9f244ebe1
parent a501257e

core/java/android/app/ApplicationPackageManager.java

+9 −0
Original line number Diff line number Diff line
@@ -2810,4 +2810,13 @@ public class ApplicationPackageManager extends PackageManager { 
            throw e.rethrowAsRuntimeException();

        }

    }



    @Override

    public boolean isPackageStateProtected(String packageName, int userId) {

        try {

            return mPM.isPackageStateProtected(packageName, userId);

        } catch (RemoteException e) {

            throw e.rethrowAsRuntimeException();

        }

    }

}

core/java/android/content/pm/IPackageManager.aidl

+2 −0
Original line number Diff line number Diff line
@@ -662,4 +662,6 @@ interface IPackageManager { 
    boolean hasUidSigningCertificate(int uid, in byte[] signingCertificate, int flags);



    String getSystemTextClassifierPackageName();



    boolean isPackageStateProtected(String packageName, int userId);

}

core/java/android/content/pm/PackageManager.java

+12 −0
Original line number Diff line number Diff line
@@ -6032,4 +6032,16 @@ public abstract class PackageManager { 
        throw new UnsupportedOperationException(

                "getSystemTextClassifierPackageName not implemented in subclass");

    }



    /**

     * @return whether a given package's state is protected, e.g. package cannot be disabled,

     *         suspended, hidden or force stopped.

     *

     * @hide

     */

    public boolean isPackageStateProtected(String packageName, int userId) {

        throw new UnsupportedOperationException(

            "isPackageStateProtected not implemented in subclass");

    }



}

services/core/java/com/android/server/pm/PackageManagerService.java

+19 −0
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
package com.android.server.pm;















import static android.Manifest.permission.DELETE_PACKAGES;













import static android.Manifest.permission.MANAGE_DEVICE_ADMINS;















import static android.Manifest.permission.SET_HARMFUL_APP_WARNINGS;















import static android.Manifest.permission.INSTALL_PACKAGES;















import static android.Manifest.permission.MANAGE_PROFILE_AND_DEVICE_OWNERS;










@@ -117,6 +118,7 @@ import android.Manifest;













import android.annotation.IntDef;















import android.annotation.NonNull;















import android.annotation.Nullable;













import android.annotation.UserIdInt;















import android.app.ActivityManager;















import android.app.ActivityManagerInternal;















import android.app.AppOpsManager;










@@ -24212,6 +24214,23 @@ Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName());













            return mSettings.getHarmfulAppWarningLPr(packageName, userId);















        }















    }

























    @Override













    public boolean isPackageStateProtected(@NonNull String packageName, @UserIdInt int userId) {













        final int callingUid = Binder.getCallingUid();













        final int callingAppId = UserHandle.getAppId(callingUid);

























        mPermissionManager.enforceCrossUserPermission(callingUid, userId,













                false /*requireFullPermission*/, true /*checkShell*/, "isPackageStateProtected");

























        if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID













                && checkUidPermission(MANAGE_DEVICE_ADMINS, callingUid) != PERMISSION_GRANTED) {













            throw new SecurityException("Caller must have the "













                    + MANAGE_DEVICE_ADMINS + " permission.");













        }

























        return mProtectedPackages.isPackageStateProtected(userId, packageName);













    }















}





























interface PackageSender {