| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.pm; |
| |
| import android.Manifest; |
| import android.annotation.NonNull; |
| import android.app.DownloadManager; |
| import android.app.admin.DevicePolicyManager; |
| import android.content.Intent; |
| import android.content.pm.ActivityInfo; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.PackageManager; |
| import android.content.pm.PackageManagerInternal.PackagesProvider; |
| import android.content.pm.PackageManagerInternal.SyncAdapterPackagesProvider; |
| import android.content.pm.PackageParser; |
| import android.content.pm.ProviderInfo; |
| import android.content.pm.ResolveInfo; |
| import android.net.Uri; |
| import android.os.Build; |
| import android.os.Environment; |
| import android.os.Handler; |
| import android.os.Message; |
| import android.os.UserHandle; |
| import android.os.storage.StorageManager; |
| import android.print.PrintManager; |
| import android.provider.CalendarContract; |
| import android.provider.ContactsContract; |
| import android.provider.MediaStore; |
| import android.provider.Telephony.Sms.Intents; |
| import android.telephony.TelephonyManager; |
| import android.security.Credentials; |
| import android.util.ArrayMap; |
| import android.util.ArraySet; |
| import android.util.Log; |
| import android.util.Slog; |
| import android.util.Xml; |
| import com.android.internal.util.XmlUtils; |
| import org.xmlpull.v1.XmlPullParser; |
| import org.xmlpull.v1.XmlPullParserException; |
| |
| import java.io.BufferedInputStream; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import static android.os.Process.FIRST_APPLICATION_UID; |
| |
| /** |
| * This class is the policy for granting runtime permissions to |
| * platform components and default handlers in the system such |
| * that the device is usable out-of-the-box. For example, the |
| * shell UID is a part of the system and the Phone app should |
| * have phone related permission by default. |
| */ |
| final class DefaultPermissionGrantPolicy { |
| private static final String TAG = "DefaultPermGrantPolicy"; // must be <= 23 chars |
| private static final boolean DEBUG = false; |
| |
| private static final int DEFAULT_FLAGS = PackageManager.MATCH_DIRECT_BOOT_AWARE |
| | PackageManager.MATCH_DIRECT_BOOT_UNAWARE; |
| |
| private static final String AUDIO_MIME_TYPE = "audio/mpeg"; |
| |
| private static final String TAG_EXCEPTIONS = "exceptions"; |
| private static final String TAG_EXCEPTION = "exception"; |
| private static final String TAG_PERMISSION = "permission"; |
| private static final String ATTR_PACKAGE = "package"; |
| private static final String ATTR_NAME = "name"; |
| private static final String ATTR_FIXED = "fixed"; |
| |
| private static final Set<String> PHONE_PERMISSIONS = new ArraySet<>(); |
| static { |
| PHONE_PERMISSIONS.add(Manifest.permission.READ_PHONE_STATE); |
| PHONE_PERMISSIONS.add(Manifest.permission.CALL_PHONE); |
| PHONE_PERMISSIONS.add(Manifest.permission.READ_CALL_LOG); |
| PHONE_PERMISSIONS.add(Manifest.permission.WRITE_CALL_LOG); |
| PHONE_PERMISSIONS.add(Manifest.permission.ADD_VOICEMAIL); |
| PHONE_PERMISSIONS.add(Manifest.permission.USE_SIP); |
| PHONE_PERMISSIONS.add(Manifest.permission.PROCESS_OUTGOING_CALLS); |
| } |
| |
| private static final Set<String> CONTACTS_PERMISSIONS = new ArraySet<>(); |
| static { |
| CONTACTS_PERMISSIONS.add(Manifest.permission.READ_CONTACTS); |
| CONTACTS_PERMISSIONS.add(Manifest.permission.WRITE_CONTACTS); |
| CONTACTS_PERMISSIONS.add(Manifest.permission.GET_ACCOUNTS); |
| } |
| |
| private static final Set<String> LOCATION_PERMISSIONS = new ArraySet<>(); |
| static { |
| LOCATION_PERMISSIONS.add(Manifest.permission.ACCESS_FINE_LOCATION); |
| LOCATION_PERMISSIONS.add(Manifest.permission.ACCESS_COARSE_LOCATION); |
| } |
| |
| private static final Set<String> CALENDAR_PERMISSIONS = new ArraySet<>(); |
| static { |
| CALENDAR_PERMISSIONS.add(Manifest.permission.READ_CALENDAR); |
| CALENDAR_PERMISSIONS.add(Manifest.permission.WRITE_CALENDAR); |
| } |
| |
| private static final Set<String> SMS_PERMISSIONS = new ArraySet<>(); |
| static { |
| SMS_PERMISSIONS.add(Manifest.permission.SEND_SMS); |
| SMS_PERMISSIONS.add(Manifest.permission.RECEIVE_SMS); |
| SMS_PERMISSIONS.add(Manifest.permission.READ_SMS); |
| SMS_PERMISSIONS.add(Manifest.permission.RECEIVE_WAP_PUSH); |
| SMS_PERMISSIONS.add(Manifest.permission.RECEIVE_MMS); |
| SMS_PERMISSIONS.add(Manifest.permission.READ_CELL_BROADCASTS); |
| } |
| |
| private static final Set<String> MICROPHONE_PERMISSIONS = new ArraySet<>(); |
| static { |
| MICROPHONE_PERMISSIONS.add(Manifest.permission.RECORD_AUDIO); |
| } |
| |
| private static final Set<String> CAMERA_PERMISSIONS = new ArraySet<>(); |
| static { |
| CAMERA_PERMISSIONS.add(Manifest.permission.CAMERA); |
| } |
| |
| private static final Set<String> SENSORS_PERMISSIONS = new ArraySet<>(); |
| static { |
| SENSORS_PERMISSIONS.add(Manifest.permission.BODY_SENSORS); |
| } |
| |
| private static final Set<String> STORAGE_PERMISSIONS = new ArraySet<>(); |
| static { |
| STORAGE_PERMISSIONS.add(Manifest.permission.READ_EXTERNAL_STORAGE); |
| STORAGE_PERMISSIONS.add(Manifest.permission.WRITE_EXTERNAL_STORAGE); |
| } |
| |
| private static final int MSG_READ_DEFAULT_PERMISSION_EXCEPTIONS = 1; |
| |
| private final PackageManagerService mService; |
| private final Handler mHandler; |
| |
| private PackagesProvider mLocationPackagesProvider; |
| private PackagesProvider mVoiceInteractionPackagesProvider; |
| private PackagesProvider mSmsAppPackagesProvider; |
| private PackagesProvider mDialerAppPackagesProvider; |
| private PackagesProvider mSimCallManagerPackagesProvider; |
| private SyncAdapterPackagesProvider mSyncAdapterPackagesProvider; |
| |
| private ArrayMap<String, List<DefaultPermissionGrant>> mGrantExceptions; |
| |
| public DefaultPermissionGrantPolicy(PackageManagerService service) { |
| mService = service; |
| mHandler = new Handler(mService.mHandlerThread.getLooper()) { |
| @Override |
| public void handleMessage(Message msg) { |
| if (msg.what == MSG_READ_DEFAULT_PERMISSION_EXCEPTIONS) { |
| synchronized (mService.mPackages) { |
| if (mGrantExceptions == null) { |
| mGrantExceptions = readDefaultPermissionExceptionsLPw(); |
| } |
| } |
| } |
| } |
| }; |
| } |
| |
| public void setLocationPackagesProviderLPw(PackagesProvider provider) { |
| mLocationPackagesProvider = provider; |
| } |
| |
| public void setVoiceInteractionPackagesProviderLPw(PackagesProvider provider) { |
| mVoiceInteractionPackagesProvider = provider; |
| } |
| |
| public void setSmsAppPackagesProviderLPw(PackagesProvider provider) { |
| mSmsAppPackagesProvider = provider; |
| } |
| |
| public void setDialerAppPackagesProviderLPw(PackagesProvider provider) { |
| mDialerAppPackagesProvider = provider; |
| } |
| |
| public void setSimCallManagerPackagesProviderLPw(PackagesProvider provider) { |
| mSimCallManagerPackagesProvider = provider; |
| } |
| |
| public void setSyncAdapterPackagesProviderLPw(SyncAdapterPackagesProvider provider) { |
| mSyncAdapterPackagesProvider = provider; |
| } |
| |
| public void grantDefaultPermissions(int userId) { |
| grantPermissionsToSysComponentsAndPrivApps(userId); |
| grantDefaultSystemHandlerPermissions(userId); |
| grantDefaultPermissionExceptions(userId); |
| } |
| |
| public void scheduleReadDefaultPermissionExceptions() { |
| mHandler.sendEmptyMessage(MSG_READ_DEFAULT_PERMISSION_EXCEPTIONS); |
| } |
| |
| private void grantPermissionsToSysComponentsAndPrivApps(int userId) { |
| Log.i(TAG, "Granting permissions to platform components for user " + userId); |
| |
| synchronized (mService.mPackages) { |
| for (PackageParser.Package pkg : mService.mPackages.values()) { |
| if (!isSysComponentOrPersistentPlatformSignedPrivAppLPr(pkg) |
| || !doesPackageSupportRuntimePermissions(pkg) |
| || pkg.requestedPermissions.isEmpty()) { |
| continue; |
| } |
| Set<String> permissions = new ArraySet<>(); |
| final int permissionCount = pkg.requestedPermissions.size(); |
| for (int i = 0; i < permissionCount; i++) { |
| String permission = pkg.requestedPermissions.get(i); |
| BasePermission bp = mService.mSettings.mPermissions.get(permission); |
| if (bp != null && bp.isRuntime()) { |
| permissions.add(permission); |
| } |
| } |
| if (!permissions.isEmpty()) { |
| grantRuntimePermissionsLPw(pkg, permissions, true, userId); |
| } |
| } |
| } |
| } |
| |
| private void grantDefaultSystemHandlerPermissions(int userId) { |
| Log.i(TAG, "Granting permissions to default platform handlers for user " + userId); |
| |
| final PackagesProvider locationPackagesProvider; |
| final PackagesProvider voiceInteractionPackagesProvider; |
| final PackagesProvider smsAppPackagesProvider; |
| final PackagesProvider dialerAppPackagesProvider; |
| final PackagesProvider simCallManagerPackagesProvider; |
| final SyncAdapterPackagesProvider syncAdapterPackagesProvider; |
| |
| synchronized (mService.mPackages) { |
| locationPackagesProvider = mLocationPackagesProvider; |
| voiceInteractionPackagesProvider = mVoiceInteractionPackagesProvider; |
| smsAppPackagesProvider = mSmsAppPackagesProvider; |
| dialerAppPackagesProvider = mDialerAppPackagesProvider; |
| simCallManagerPackagesProvider = mSimCallManagerPackagesProvider; |
| syncAdapterPackagesProvider = mSyncAdapterPackagesProvider; |
| } |
| |
| String[] voiceInteractPackageNames = (voiceInteractionPackagesProvider != null) |
| ? voiceInteractionPackagesProvider.getPackages(userId) : null; |
| String[] locationPackageNames = (locationPackagesProvider != null) |
| ? locationPackagesProvider.getPackages(userId) : null; |
| String[] smsAppPackageNames = (smsAppPackagesProvider != null) |
| ? smsAppPackagesProvider.getPackages(userId) : null; |
| String[] dialerAppPackageNames = (dialerAppPackagesProvider != null) |
| ? dialerAppPackagesProvider.getPackages(userId) : null; |
| String[] simCallManagerPackageNames = (simCallManagerPackagesProvider != null) |
| ? simCallManagerPackagesProvider.getPackages(userId) : null; |
| String[] contactsSyncAdapterPackages = (syncAdapterPackagesProvider != null) ? |
| syncAdapterPackagesProvider.getPackages(ContactsContract.AUTHORITY, userId) : null; |
| String[] calendarSyncAdapterPackages = (syncAdapterPackagesProvider != null) ? |
| syncAdapterPackagesProvider.getPackages(CalendarContract.AUTHORITY, userId) : null; |
| |
| synchronized (mService.mPackages) { |
| // Installer |
| PackageParser.Package installerPackage = getSystemPackageLPr( |
| mService.mRequiredInstallerPackage); |
| if (installerPackage != null |
| && doesPackageSupportRuntimePermissions(installerPackage)) { |
| grantRuntimePermissionsLPw(installerPackage, STORAGE_PERMISSIONS, true, userId); |
| } |
| |
| // Verifier |
| PackageParser.Package verifierPackage = getSystemPackageLPr( |
| mService.mRequiredVerifierPackage); |
| if (verifierPackage != null |
| && doesPackageSupportRuntimePermissions(verifierPackage)) { |
| grantRuntimePermissionsLPw(verifierPackage, STORAGE_PERMISSIONS, true, userId); |
| grantRuntimePermissionsLPw(verifierPackage, PHONE_PERMISSIONS, false, userId); |
| grantRuntimePermissionsLPw(verifierPackage, SMS_PERMISSIONS, false, userId); |
| } |
| |
| // SetupWizard |
| PackageParser.Package setupPackage = getSystemPackageLPr( |
| mService.mSetupWizardPackage); |
| if (setupPackage != null |
| && doesPackageSupportRuntimePermissions(setupPackage)) { |
| grantRuntimePermissionsLPw(setupPackage, PHONE_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(setupPackage, CONTACTS_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(setupPackage, LOCATION_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(setupPackage, CAMERA_PERMISSIONS, userId); |
| } |
| |
| // Camera |
| Intent cameraIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); |
| PackageParser.Package cameraPackage = getDefaultSystemHandlerActivityPackageLPr( |
| cameraIntent, userId); |
| if (cameraPackage != null |
| && doesPackageSupportRuntimePermissions(cameraPackage)) { |
| grantRuntimePermissionsLPw(cameraPackage, CAMERA_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(cameraPackage, MICROPHONE_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(cameraPackage, STORAGE_PERMISSIONS, userId); |
| } |
| |
| // Media provider |
| PackageParser.Package mediaStorePackage = getDefaultProviderAuthorityPackageLPr( |
| MediaStore.AUTHORITY, userId); |
| if (mediaStorePackage != null) { |
| grantRuntimePermissionsLPw(mediaStorePackage, STORAGE_PERMISSIONS, true, userId); |
| } |
| |
| // Downloads provider |
| PackageParser.Package downloadsPackage = getDefaultProviderAuthorityPackageLPr( |
| "downloads", userId); |
| if (downloadsPackage != null) { |
| grantRuntimePermissionsLPw(downloadsPackage, STORAGE_PERMISSIONS, true, userId); |
| } |
| |
| // Downloads UI |
| Intent downloadsUiIntent = new Intent(DownloadManager.ACTION_VIEW_DOWNLOADS); |
| PackageParser.Package downloadsUiPackage = getDefaultSystemHandlerActivityPackageLPr( |
| downloadsUiIntent, userId); |
| if (downloadsUiPackage != null |
| && doesPackageSupportRuntimePermissions(downloadsUiPackage)) { |
| grantRuntimePermissionsLPw(downloadsUiPackage, STORAGE_PERMISSIONS, true, userId); |
| } |
| |
| // Storage provider |
| PackageParser.Package storagePackage = getDefaultProviderAuthorityPackageLPr( |
| "com.android.externalstorage.documents", userId); |
| if (storagePackage != null) { |
| grantRuntimePermissionsLPw(storagePackage, STORAGE_PERMISSIONS, true, userId); |
| } |
| |
| // CertInstaller |
| Intent certInstallerIntent = new Intent(Credentials.INSTALL_ACTION); |
| PackageParser.Package certInstallerPackage = getDefaultSystemHandlerActivityPackageLPr( |
| certInstallerIntent, userId); |
| if (certInstallerPackage != null |
| && doesPackageSupportRuntimePermissions(certInstallerPackage)) { |
| grantRuntimePermissionsLPw(certInstallerPackage, STORAGE_PERMISSIONS, true, userId); |
| } |
| |
| // Dialer |
| if (dialerAppPackageNames == null) { |
| Intent dialerIntent = new Intent(Intent.ACTION_DIAL); |
| PackageParser.Package dialerPackage = getDefaultSystemHandlerActivityPackageLPr( |
| dialerIntent, userId); |
| if (dialerPackage != null) { |
| grantDefaultPermissionsToDefaultSystemDialerAppLPr(dialerPackage, userId); |
| } |
| } else { |
| for (String dialerAppPackageName : dialerAppPackageNames) { |
| PackageParser.Package dialerPackage = getSystemPackageLPr(dialerAppPackageName); |
| if (dialerPackage != null) { |
| grantDefaultPermissionsToDefaultSystemDialerAppLPr(dialerPackage, userId); |
| } |
| } |
| } |
| |
| // Sim call manager |
| if (simCallManagerPackageNames != null) { |
| for (String simCallManagerPackageName : simCallManagerPackageNames) { |
| PackageParser.Package simCallManagerPackage = |
| getSystemPackageLPr(simCallManagerPackageName); |
| if (simCallManagerPackage != null) { |
| grantDefaultPermissionsToDefaultSimCallManagerLPr(simCallManagerPackage, |
| userId); |
| } |
| } |
| } |
| |
| // SMS |
| if (smsAppPackageNames == null) { |
| Intent smsIntent = new Intent(Intent.ACTION_MAIN); |
| smsIntent.addCategory(Intent.CATEGORY_APP_MESSAGING); |
| PackageParser.Package smsPackage = getDefaultSystemHandlerActivityPackageLPr( |
| smsIntent, userId); |
| if (smsPackage != null) { |
| grantDefaultPermissionsToDefaultSystemSmsAppLPr(smsPackage, userId); |
| } |
| } else { |
| for (String smsPackageName : smsAppPackageNames) { |
| PackageParser.Package smsPackage = getSystemPackageLPr(smsPackageName); |
| if (smsPackage != null) { |
| grantDefaultPermissionsToDefaultSystemSmsAppLPr(smsPackage, userId); |
| } |
| } |
| } |
| |
| // Cell Broadcast Receiver |
| Intent cbrIntent = new Intent(Intents.SMS_CB_RECEIVED_ACTION); |
| PackageParser.Package cbrPackage = |
| getDefaultSystemHandlerActivityPackageLPr(cbrIntent, userId); |
| if (cbrPackage != null && doesPackageSupportRuntimePermissions(cbrPackage)) { |
| grantRuntimePermissionsLPw(cbrPackage, SMS_PERMISSIONS, userId); |
| } |
| |
| // Carrier Provisioning Service |
| Intent carrierProvIntent = new Intent(Intents.SMS_CARRIER_PROVISION_ACTION); |
| PackageParser.Package carrierProvPackage = |
| getDefaultSystemHandlerServicePackageLPr(carrierProvIntent, userId); |
| if (carrierProvPackage != null && doesPackageSupportRuntimePermissions(carrierProvPackage)) { |
| grantRuntimePermissionsLPw(carrierProvPackage, SMS_PERMISSIONS, false, userId); |
| } |
| |
| // Calendar |
| Intent calendarIntent = new Intent(Intent.ACTION_MAIN); |
| calendarIntent.addCategory(Intent.CATEGORY_APP_CALENDAR); |
| PackageParser.Package calendarPackage = getDefaultSystemHandlerActivityPackageLPr( |
| calendarIntent, userId); |
| if (calendarPackage != null |
| && doesPackageSupportRuntimePermissions(calendarPackage)) { |
| grantRuntimePermissionsLPw(calendarPackage, CALENDAR_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(calendarPackage, CONTACTS_PERMISSIONS, userId); |
| } |
| |
| // Calendar provider |
| PackageParser.Package calendarProviderPackage = getDefaultProviderAuthorityPackageLPr( |
| CalendarContract.AUTHORITY, userId); |
| if (calendarProviderPackage != null) { |
| grantRuntimePermissionsLPw(calendarProviderPackage, CONTACTS_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(calendarProviderPackage, CALENDAR_PERMISSIONS, |
| true, userId); |
| grantRuntimePermissionsLPw(calendarProviderPackage, STORAGE_PERMISSIONS, userId); |
| } |
| |
| // Calendar provider sync adapters |
| List<PackageParser.Package> calendarSyncAdapters = getHeadlessSyncAdapterPackagesLPr( |
| calendarSyncAdapterPackages, userId); |
| final int calendarSyncAdapterCount = calendarSyncAdapters.size(); |
| for (int i = 0; i < calendarSyncAdapterCount; i++) { |
| PackageParser.Package calendarSyncAdapter = calendarSyncAdapters.get(i); |
| if (doesPackageSupportRuntimePermissions(calendarSyncAdapter)) { |
| grantRuntimePermissionsLPw(calendarSyncAdapter, CALENDAR_PERMISSIONS, userId); |
| } |
| } |
| |
| // Contacts |
| Intent contactsIntent = new Intent(Intent.ACTION_MAIN); |
| contactsIntent.addCategory(Intent.CATEGORY_APP_CONTACTS); |
| PackageParser.Package contactsPackage = getDefaultSystemHandlerActivityPackageLPr( |
| contactsIntent, userId); |
| if (contactsPackage != null |
| && doesPackageSupportRuntimePermissions(contactsPackage)) { |
| grantRuntimePermissionsLPw(contactsPackage, CONTACTS_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(contactsPackage, PHONE_PERMISSIONS, userId); |
| } |
| |
| // Contacts provider sync adapters |
| List<PackageParser.Package> contactsSyncAdapters = getHeadlessSyncAdapterPackagesLPr( |
| contactsSyncAdapterPackages, userId); |
| final int contactsSyncAdapterCount = contactsSyncAdapters.size(); |
| for (int i = 0; i < contactsSyncAdapterCount; i++) { |
| PackageParser.Package contactsSyncAdapter = contactsSyncAdapters.get(i); |
| if (doesPackageSupportRuntimePermissions(contactsSyncAdapter)) { |
| grantRuntimePermissionsLPw(contactsSyncAdapter, CONTACTS_PERMISSIONS, userId); |
| } |
| } |
| |
| // Contacts provider |
| PackageParser.Package contactsProviderPackage = getDefaultProviderAuthorityPackageLPr( |
| ContactsContract.AUTHORITY, userId); |
| if (contactsProviderPackage != null) { |
| grantRuntimePermissionsLPw(contactsProviderPackage, CONTACTS_PERMISSIONS, |
| true, userId); |
| grantRuntimePermissionsLPw(contactsProviderPackage, PHONE_PERMISSIONS, |
| true, userId); |
| grantRuntimePermissionsLPw(contactsProviderPackage, STORAGE_PERMISSIONS, userId); |
| } |
| |
| // Device provisioning |
| Intent deviceProvisionIntent = new Intent( |
| DevicePolicyManager.ACTION_PROVISION_MANAGED_DEVICE); |
| PackageParser.Package deviceProvisionPackage = |
| getDefaultSystemHandlerActivityPackageLPr(deviceProvisionIntent, userId); |
| if (deviceProvisionPackage != null |
| && doesPackageSupportRuntimePermissions(deviceProvisionPackage)) { |
| grantRuntimePermissionsLPw(deviceProvisionPackage, CONTACTS_PERMISSIONS, userId); |
| } |
| |
| // Maps |
| Intent mapsIntent = new Intent(Intent.ACTION_MAIN); |
| mapsIntent.addCategory(Intent.CATEGORY_APP_MAPS); |
| PackageParser.Package mapsPackage = getDefaultSystemHandlerActivityPackageLPr( |
| mapsIntent, userId); |
| if (mapsPackage != null |
| && doesPackageSupportRuntimePermissions(mapsPackage)) { |
| grantRuntimePermissionsLPw(mapsPackage, LOCATION_PERMISSIONS, userId); |
| } |
| |
| // Gallery |
| Intent galleryIntent = new Intent(Intent.ACTION_MAIN); |
| galleryIntent.addCategory(Intent.CATEGORY_APP_GALLERY); |
| PackageParser.Package galleryPackage = getDefaultSystemHandlerActivityPackageLPr( |
| galleryIntent, userId); |
| if (galleryPackage != null |
| && doesPackageSupportRuntimePermissions(galleryPackage)) { |
| grantRuntimePermissionsLPw(galleryPackage, STORAGE_PERMISSIONS, userId); |
| } |
| |
| // Email |
| Intent emailIntent = new Intent(Intent.ACTION_MAIN); |
| emailIntent.addCategory(Intent.CATEGORY_APP_EMAIL); |
| PackageParser.Package emailPackage = getDefaultSystemHandlerActivityPackageLPr( |
| emailIntent, userId); |
| if (emailPackage != null |
| && doesPackageSupportRuntimePermissions(emailPackage)) { |
| grantRuntimePermissionsLPw(emailPackage, CONTACTS_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(emailPackage, CALENDAR_PERMISSIONS, userId); |
| } |
| |
| // Browser |
| PackageParser.Package browserPackage = null; |
| String defaultBrowserPackage = mService.getDefaultBrowserPackageName(userId); |
| if (defaultBrowserPackage != null) { |
| browserPackage = getPackageLPr(defaultBrowserPackage); |
| } |
| if (browserPackage == null) { |
| Intent browserIntent = new Intent(Intent.ACTION_MAIN); |
| browserIntent.addCategory(Intent.CATEGORY_APP_BROWSER); |
| browserPackage = getDefaultSystemHandlerActivityPackageLPr( |
| browserIntent, userId); |
| } |
| if (browserPackage != null |
| && doesPackageSupportRuntimePermissions(browserPackage)) { |
| grantRuntimePermissionsLPw(browserPackage, LOCATION_PERMISSIONS, userId); |
| } |
| |
| // Voice interaction |
| if (voiceInteractPackageNames != null) { |
| for (String voiceInteractPackageName : voiceInteractPackageNames) { |
| PackageParser.Package voiceInteractPackage = getSystemPackageLPr( |
| voiceInteractPackageName); |
| if (voiceInteractPackage != null |
| && doesPackageSupportRuntimePermissions(voiceInteractPackage)) { |
| grantRuntimePermissionsLPw(voiceInteractPackage, |
| CONTACTS_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(voiceInteractPackage, |
| CALENDAR_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(voiceInteractPackage, |
| MICROPHONE_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(voiceInteractPackage, |
| PHONE_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(voiceInteractPackage, |
| SMS_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(voiceInteractPackage, |
| LOCATION_PERMISSIONS, userId); |
| } |
| } |
| } |
| |
| // Voice recognition |
| Intent voiceRecoIntent = new Intent("android.speech.RecognitionService"); |
| voiceRecoIntent.addCategory(Intent.CATEGORY_DEFAULT); |
| PackageParser.Package voiceRecoPackage = getDefaultSystemHandlerServicePackageLPr( |
| voiceRecoIntent, userId); |
| if (voiceRecoPackage != null |
| && doesPackageSupportRuntimePermissions(voiceRecoPackage)) { |
| grantRuntimePermissionsLPw(voiceRecoPackage, MICROPHONE_PERMISSIONS, userId); |
| } |
| |
| // Location |
| if (locationPackageNames != null) { |
| for (String packageName : locationPackageNames) { |
| PackageParser.Package locationPackage = getSystemPackageLPr(packageName); |
| if (locationPackage != null |
| && doesPackageSupportRuntimePermissions(locationPackage)) { |
| grantRuntimePermissionsLPw(locationPackage, CONTACTS_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(locationPackage, CALENDAR_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(locationPackage, MICROPHONE_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(locationPackage, PHONE_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(locationPackage, SMS_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(locationPackage, LOCATION_PERMISSIONS, |
| true, userId); |
| grantRuntimePermissionsLPw(locationPackage, CAMERA_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(locationPackage, SENSORS_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(locationPackage, STORAGE_PERMISSIONS, userId); |
| } |
| } |
| } |
| |
| // Music |
| Intent musicIntent = new Intent(Intent.ACTION_VIEW); |
| musicIntent.addCategory(Intent.CATEGORY_DEFAULT); |
| musicIntent.setDataAndType(Uri.fromFile(new File("foo.mp3")), |
| AUDIO_MIME_TYPE); |
| PackageParser.Package musicPackage = getDefaultSystemHandlerActivityPackageLPr( |
| musicIntent, userId); |
| if (musicPackage != null |
| && doesPackageSupportRuntimePermissions(musicPackage)) { |
| grantRuntimePermissionsLPw(musicPackage, STORAGE_PERMISSIONS, userId); |
| } |
| |
| // Android Wear Home |
| if (mService.hasSystemFeature(PackageManager.FEATURE_WATCH, 0)) { |
| Intent homeIntent = new Intent(Intent.ACTION_MAIN); |
| homeIntent.addCategory(Intent.CATEGORY_HOME_MAIN); |
| |
| PackageParser.Package wearHomePackage = getDefaultSystemHandlerActivityPackageLPr( |
| homeIntent, userId); |
| |
| if (wearHomePackage != null |
| && doesPackageSupportRuntimePermissions(wearHomePackage)) { |
| grantRuntimePermissionsLPw(wearHomePackage, CONTACTS_PERMISSIONS, false, |
| userId); |
| grantRuntimePermissionsLPw(wearHomePackage, PHONE_PERMISSIONS, true, userId); |
| grantRuntimePermissionsLPw(wearHomePackage, MICROPHONE_PERMISSIONS, false, |
| userId); |
| grantRuntimePermissionsLPw(wearHomePackage, LOCATION_PERMISSIONS, false, |
| userId); |
| } |
| } |
| |
| // Print Spooler |
| PackageParser.Package printSpoolerPackage = getSystemPackageLPr( |
| PrintManager.PRINT_SPOOLER_PACKAGE_NAME); |
| if (printSpoolerPackage != null |
| && doesPackageSupportRuntimePermissions(printSpoolerPackage)) { |
| grantRuntimePermissionsLPw(printSpoolerPackage, LOCATION_PERMISSIONS, true, userId); |
| } |
| |
| // EmergencyInfo |
| Intent emergencyInfoIntent = new Intent(TelephonyManager.ACTION_EMERGENCY_ASSISTANCE); |
| PackageParser.Package emergencyInfoPckg = getDefaultSystemHandlerActivityPackageLPr( |
| emergencyInfoIntent, userId); |
| if (emergencyInfoPckg != null |
| && doesPackageSupportRuntimePermissions(emergencyInfoPckg)) { |
| grantRuntimePermissionsLPw(emergencyInfoPckg, CONTACTS_PERMISSIONS, true, userId); |
| grantRuntimePermissionsLPw(emergencyInfoPckg, PHONE_PERMISSIONS, true, userId); |
| } |
| |
| // NFC Tag viewer |
| Intent nfcTagIntent = new Intent(Intent.ACTION_VIEW); |
| nfcTagIntent.setType("vnd.android.cursor.item/ndef_msg"); |
| PackageParser.Package nfcTagPkg = getDefaultSystemHandlerActivityPackageLPr( |
| nfcTagIntent, userId); |
| if (nfcTagPkg != null |
| && doesPackageSupportRuntimePermissions(nfcTagPkg)) { |
| grantRuntimePermissionsLPw(nfcTagPkg, CONTACTS_PERMISSIONS, false, userId); |
| grantRuntimePermissionsLPw(nfcTagPkg, PHONE_PERMISSIONS, false, userId); |
| } |
| |
| // Storage Manager |
| Intent storageManagerIntent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); |
| PackageParser.Package storageManagerPckg = getDefaultSystemHandlerActivityPackageLPr( |
| storageManagerIntent, userId); |
| if (storageManagerPckg != null |
| && doesPackageSupportRuntimePermissions(storageManagerPckg)) { |
| grantRuntimePermissionsLPw(storageManagerPckg, STORAGE_PERMISSIONS, true, userId); |
| } |
| mService.mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); |
| } |
| } |
| |
| private void grantDefaultPermissionsToDefaultSystemDialerAppLPr( |
| PackageParser.Package dialerPackage, int userId) { |
| if (doesPackageSupportRuntimePermissions(dialerPackage)) { |
| boolean isPhonePermFixed = |
| mService.hasSystemFeature(PackageManager.FEATURE_WATCH, 0); |
| grantRuntimePermissionsLPw( |
| dialerPackage, PHONE_PERMISSIONS, isPhonePermFixed, userId); |
| grantRuntimePermissionsLPw(dialerPackage, CONTACTS_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(dialerPackage, SMS_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(dialerPackage, MICROPHONE_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(dialerPackage, CAMERA_PERMISSIONS, userId); |
| } |
| } |
| |
| private void grantDefaultPermissionsToDefaultSystemSmsAppLPr( |
| PackageParser.Package smsPackage, int userId) { |
| if (doesPackageSupportRuntimePermissions(smsPackage)) { |
| grantRuntimePermissionsLPw(smsPackage, PHONE_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(smsPackage, CONTACTS_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(smsPackage, SMS_PERMISSIONS, userId); |
| } |
| } |
| |
| public void grantDefaultPermissionsToDefaultSmsAppLPr(String packageName, int userId) { |
| Log.i(TAG, "Granting permissions to default sms app for user:" + userId); |
| if (packageName == null) { |
| return; |
| } |
| PackageParser.Package smsPackage = getPackageLPr(packageName); |
| if (smsPackage != null && doesPackageSupportRuntimePermissions(smsPackage)) { |
| grantRuntimePermissionsLPw(smsPackage, PHONE_PERMISSIONS, false, true, userId); |
| grantRuntimePermissionsLPw(smsPackage, CONTACTS_PERMISSIONS, false, true, userId); |
| grantRuntimePermissionsLPw(smsPackage, SMS_PERMISSIONS, false, true, userId); |
| } |
| } |
| |
| public void grantDefaultPermissionsToDefaultDialerAppLPr(String packageName, int userId) { |
| Log.i(TAG, "Granting permissions to default dialer app for user:" + userId); |
| if (packageName == null) { |
| return; |
| } |
| PackageParser.Package dialerPackage = getPackageLPr(packageName); |
| if (dialerPackage != null |
| && doesPackageSupportRuntimePermissions(dialerPackage)) { |
| grantRuntimePermissionsLPw(dialerPackage, PHONE_PERMISSIONS, false, true, userId); |
| grantRuntimePermissionsLPw(dialerPackage, CONTACTS_PERMISSIONS, false, true, userId); |
| grantRuntimePermissionsLPw(dialerPackage, SMS_PERMISSIONS, false, true, userId); |
| grantRuntimePermissionsLPw(dialerPackage, MICROPHONE_PERMISSIONS, false, true, userId); |
| grantRuntimePermissionsLPw(dialerPackage, CAMERA_PERMISSIONS, false, true, userId); |
| } |
| } |
| |
| private void grantDefaultPermissionsToDefaultSimCallManagerLPr( |
| PackageParser.Package simCallManagerPackage, int userId) { |
| Log.i(TAG, "Granting permissions to sim call manager for user:" + userId); |
| if (doesPackageSupportRuntimePermissions(simCallManagerPackage)) { |
| grantRuntimePermissionsLPw(simCallManagerPackage, PHONE_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(simCallManagerPackage, MICROPHONE_PERMISSIONS, userId); |
| } |
| } |
| |
| public void grantDefaultPermissionsToDefaultSimCallManagerLPr(String packageName, int userId) { |
| if (packageName == null) { |
| return; |
| } |
| PackageParser.Package simCallManagerPackage = getPackageLPr(packageName); |
| if (simCallManagerPackage != null) { |
| grantDefaultPermissionsToDefaultSimCallManagerLPr(simCallManagerPackage, userId); |
| } |
| } |
| |
| public void grantDefaultPermissionsToEnabledCarrierAppsLPr(String[] packageNames, int userId) { |
| Log.i(TAG, "Granting permissions to enabled carrier apps for user:" + userId); |
| if (packageNames == null) { |
| return; |
| } |
| for (String packageName : packageNames) { |
| PackageParser.Package carrierPackage = getSystemPackageLPr(packageName); |
| if (carrierPackage != null |
| && doesPackageSupportRuntimePermissions(carrierPackage)) { |
| grantRuntimePermissionsLPw(carrierPackage, PHONE_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(carrierPackage, LOCATION_PERMISSIONS, userId); |
| grantRuntimePermissionsLPw(carrierPackage, SMS_PERMISSIONS, userId); |
| } |
| } |
| } |
| |
| public void grantDefaultPermissionsToDefaultBrowserLPr(String packageName, int userId) { |
| Log.i(TAG, "Granting permissions to default browser for user:" + userId); |
| if (packageName == null) { |
| return; |
| } |
| PackageParser.Package browserPackage = getSystemPackageLPr(packageName); |
| if (browserPackage != null |
| && doesPackageSupportRuntimePermissions(browserPackage)) { |
| grantRuntimePermissionsLPw(browserPackage, LOCATION_PERMISSIONS, false, false, userId); |
| } |
| } |
| |
| private PackageParser.Package getDefaultSystemHandlerActivityPackageLPr( |
| Intent intent, int userId) { |
| ResolveInfo handler = mService.resolveIntent(intent, |
| intent.resolveType(mService.mContext.getContentResolver()), DEFAULT_FLAGS, userId); |
| if (handler == null || handler.activityInfo == null) { |
| return null; |
| } |
| ActivityInfo activityInfo = handler.activityInfo; |
| if (activityInfo.packageName.equals(mService.mResolveActivity.packageName) |
| && activityInfo.name.equals(mService.mResolveActivity.name)) { |
| return null; |
| } |
| return getSystemPackageLPr(handler.activityInfo.packageName); |
| } |
| |
| private PackageParser.Package getDefaultSystemHandlerServicePackageLPr( |
| Intent intent, int userId) { |
| List<ResolveInfo> handlers = mService.queryIntentServices(intent, |
| intent.resolveType(mService.mContext.getContentResolver()), DEFAULT_FLAGS, userId) |
| .getList(); |
| if (handlers == null) { |
| return null; |
| } |
| final int handlerCount = handlers.size(); |
| for (int i = 0; i < handlerCount; i++) { |
| ResolveInfo handler = handlers.get(i); |
| PackageParser.Package handlerPackage = getSystemPackageLPr( |
| handler.serviceInfo.packageName); |
| if (handlerPackage != null) { |
| return handlerPackage; |
| } |
| } |
| return null; |
| } |
| |
| private List<PackageParser.Package> getHeadlessSyncAdapterPackagesLPr( |
| String[] syncAdapterPackageNames, int userId) { |
| List<PackageParser.Package> syncAdapterPackages = new ArrayList<>(); |
| |
| Intent homeIntent = new Intent(Intent.ACTION_MAIN); |
| homeIntent.addCategory(Intent.CATEGORY_LAUNCHER); |
| |
| for (String syncAdapterPackageName : syncAdapterPackageNames) { |
| homeIntent.setPackage(syncAdapterPackageName); |
| |
| ResolveInfo homeActivity = mService.resolveIntent(homeIntent, |
| homeIntent.resolveType(mService.mContext.getContentResolver()), DEFAULT_FLAGS, |
| userId); |
| if (homeActivity != null) { |
| continue; |
| } |
| |
| PackageParser.Package syncAdapterPackage = getSystemPackageLPr(syncAdapterPackageName); |
| if (syncAdapterPackage != null) { |
| syncAdapterPackages.add(syncAdapterPackage); |
| } |
| } |
| |
| return syncAdapterPackages; |
| } |
| |
| private PackageParser.Package getDefaultProviderAuthorityPackageLPr( |
| String authority, int userId) { |
| ProviderInfo provider = mService.resolveContentProvider(authority, DEFAULT_FLAGS, userId); |
| if (provider != null) { |
| return getSystemPackageLPr(provider.packageName); |
| } |
| return null; |
| } |
| |
| private PackageParser.Package getPackageLPr(String packageName) { |
| return mService.mPackages.get(packageName); |
| } |
| |
| private PackageParser.Package getSystemPackageLPr(String packageName) { |
| PackageParser.Package pkg = getPackageLPr(packageName); |
| if (pkg != null && pkg.isSystemApp()) { |
| return !isSysComponentOrPersistentPlatformSignedPrivAppLPr(pkg) ? pkg : null; |
| } |
| return null; |
| } |
| |
| private void grantRuntimePermissionsLPw(PackageParser.Package pkg, Set<String> permissions, |
| int userId) { |
| grantRuntimePermissionsLPw(pkg, permissions, false, false, userId); |
| } |
| |
| private void grantRuntimePermissionsLPw(PackageParser.Package pkg, Set<String> permissions, |
| boolean systemFixed, int userId) { |
| grantRuntimePermissionsLPw(pkg, permissions, systemFixed, false, userId); |
| } |
| |
| private void grantRuntimePermissionsLPw(PackageParser.Package pkg, Set<String> permissions, |
| boolean systemFixed, boolean isDefaultPhoneOrSms, int userId) { |
| if (pkg.requestedPermissions.isEmpty()) { |
| return; |
| } |
| |
| List<String> requestedPermissions = pkg.requestedPermissions; |
| Set<String> grantablePermissions = null; |
| |
| // If this is the default Phone or SMS app we grant permissions regardless |
| // whether the version on the system image declares the permission as used since |
| // selecting the app as the default Phone or SMS the user makes a deliberate |
| // choice to grant this app the permissions needed to function. For all other |
| // apps, (default grants on first boot and user creation) we don't grant default |
| // permissions if the version on the system image does not declare them. |
| if (!isDefaultPhoneOrSms && pkg.isUpdatedSystemApp()) { |
| PackageSetting sysPs = mService.mSettings.getDisabledSystemPkgLPr(pkg.packageName); |
| if (sysPs != null) { |
| if (sysPs.pkg.requestedPermissions.isEmpty()) { |
| return; |
| } |
| if (!requestedPermissions.equals(sysPs.pkg.requestedPermissions)) { |
| grantablePermissions = new ArraySet<>(requestedPermissions); |
| requestedPermissions = sysPs.pkg.requestedPermissions; |
| } |
| } |
| } |
| |
| final int grantablePermissionCount = requestedPermissions.size(); |
| for (int i = 0; i < grantablePermissionCount; i++) { |
| String permission = requestedPermissions.get(i); |
| |
| // If there is a disabled system app it may request a permission the updated |
| // version ot the data partition doesn't, In this case skip the permission. |
| if (grantablePermissions != null && !grantablePermissions.contains(permission)) { |
| continue; |
| } |
| |
| if (permissions.contains(permission)) { |
| final int flags = mService.getPermissionFlags(permission, pkg.packageName, userId); |
| |
| // If any flags are set to the permission, then it is either set in |
| // its current state by the system or device/profile owner or the user. |
| // In all these cases we do not want to clobber the current state. |
| // Unless the caller wants to override user choices. The override is |
| // to make sure we can grant the needed permission to the default |
| // sms and phone apps after the user chooses this in the UI. |
| if (flags == 0 || isDefaultPhoneOrSms) { |
| // Never clobber policy or system. |
| final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED |
| | PackageManager.FLAG_PERMISSION_POLICY_FIXED; |
| if ((flags & fixedFlags) != 0) { |
| continue; |
| } |
| |
| mService.grantRuntimePermission(pkg.packageName, permission, userId); |
| if (DEBUG) { |
| Log.i(TAG, "Granted " + (systemFixed ? "fixed " : "not fixed ") |
| + permission + " to default handler " + pkg.packageName); |
| } |
| |
| int newFlags = PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; |
| if (systemFixed) { |
| newFlags |= PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; |
| } |
| |
| mService.updatePermissionFlags(permission, pkg.packageName, |
| newFlags, newFlags, userId); |
| } |
| |
| // If a component gets a permission for being the default handler A |
| // and also default handler B, we grant the weaker grant form. |
| if ((flags & PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0 |
| && (flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0 |
| && !systemFixed) { |
| if (DEBUG) { |
| Log.i(TAG, "Granted not fixed " + permission + " to default handler " |
| + pkg.packageName); |
| } |
| mService.updatePermissionFlags(permission, pkg.packageName, |
| PackageManager.FLAG_PERMISSION_SYSTEM_FIXED, 0, userId); |
| } |
| } |
| } |
| } |
| |
| private boolean isSysComponentOrPersistentPlatformSignedPrivAppLPr(PackageParser.Package pkg) { |
| if (UserHandle.getAppId(pkg.applicationInfo.uid) < FIRST_APPLICATION_UID) { |
| return true; |
| } |
| if (!pkg.isPrivilegedApp()) { |
| return false; |
| } |
| PackageSetting sysPkg = mService.mSettings.getDisabledSystemPkgLPr(pkg.packageName); |
| if (sysPkg != null && sysPkg.pkg != null) { |
| if ((sysPkg.pkg.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) == 0) { |
| return false; |
| } |
| } else if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) == 0) { |
| return false; |
| } |
| return PackageManagerService.compareSignatures(mService.mPlatformPackage.mSignatures, |
| pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; |
| } |
| |
| private void grantDefaultPermissionExceptions(int userId) { |
| synchronized (mService.mPackages) { |
| mHandler.removeMessages(MSG_READ_DEFAULT_PERMISSION_EXCEPTIONS); |
| |
| if (mGrantExceptions == null) { |
| mGrantExceptions = readDefaultPermissionExceptionsLPw(); |
| } |
| |
| // mGrantExceptions is null only before the first read and then |
| // it serves as a cache of the default grants that should be |
| // performed for every user. If there is an entry then the app |
| // is on the system image and supports runtime permissions. |
| Set<String> permissions = null; |
| final int exceptionCount = mGrantExceptions.size(); |
| for (int i = 0; i < exceptionCount; i++) { |
| String packageName = mGrantExceptions.keyAt(i); |
| PackageParser.Package pkg = getSystemPackageLPr(packageName); |
| List<DefaultPermissionGrant> permissionGrants = mGrantExceptions.valueAt(i); |
| final int permissionGrantCount = permissionGrants.size(); |
| for (int j = 0; j < permissionGrantCount; j++) { |
| DefaultPermissionGrant permissionGrant = permissionGrants.get(j); |
| if (permissions == null) { |
| permissions = new ArraySet<>(); |
| } else { |
| permissions.clear(); |
| } |
| permissions.add(permissionGrant.name); |
| grantRuntimePermissionsLPw(pkg, permissions, false, |
| permissionGrant.fixed, userId); |
| } |
| } |
| } |
| } |
| |
| private @NonNull ArrayMap<String, List<DefaultPermissionGrant>> |
| readDefaultPermissionExceptionsLPw() { |
| File dir = new File(Environment.getRootDirectory(), "etc/default-permissions"); |
| if (!dir.exists() || !dir.isDirectory() || !dir.canRead()) { |
| return new ArrayMap<>(0); |
| } |
| |
| File[] files = dir.listFiles(); |
| if (files == null) { |
| return new ArrayMap<>(0); |
| } |
| |
| ArrayMap<String, List<DefaultPermissionGrant>> grantExceptions = new ArrayMap<>(); |
| |
| // Iterate over the files in the directory and scan .xml files |
| for (File file : files) { |
| if (!file.getPath().endsWith(".xml")) { |
| Slog.i(TAG, "Non-xml file " + file + " in " + dir + " directory, ignoring"); |
| continue; |
| } |
| if (!file.canRead()) { |
| Slog.w(TAG, "Default permissions file " + file + " cannot be read"); |
| continue; |
| } |
| try ( |
| InputStream str = new BufferedInputStream(new FileInputStream(file)) |
| ) { |
| XmlPullParser parser = Xml.newPullParser(); |
| parser.setInput(str, null); |
| parse(parser, grantExceptions); |
| } catch (XmlPullParserException | IOException e) { |
| Slog.w(TAG, "Error reading default permissions file " + file, e); |
| } |
| } |
| |
| return grantExceptions; |
| } |
| |
| private void parse(XmlPullParser parser, Map<String, List<DefaultPermissionGrant>> |
| outGrantExceptions) throws IOException, XmlPullParserException { |
| final int outerDepth = parser.getDepth(); |
| int type; |
| while ((type = parser.next()) != XmlPullParser.END_DOCUMENT |
| && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { |
| if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| continue; |
| } |
| if (TAG_EXCEPTIONS.equals(parser.getName())) { |
| parseExceptions(parser, outGrantExceptions); |
| } else { |
| Log.e(TAG, "Unknown tag " + parser.getName()); |
| } |
| } |
| } |
| |
| private void parseExceptions(XmlPullParser parser, Map<String, List<DefaultPermissionGrant>> |
| outGrantExceptions) throws IOException, XmlPullParserException { |
| final int outerDepth = parser.getDepth(); |
| int type; |
| while ((type = parser.next()) != XmlPullParser.END_DOCUMENT |
| && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { |
| if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| continue; |
| } |
| if (TAG_EXCEPTION.equals(parser.getName())) { |
| String packageName = parser.getAttributeValue(null, ATTR_PACKAGE); |
| |
| List<DefaultPermissionGrant> packageExceptions = |
| outGrantExceptions.get(packageName); |
| if (packageExceptions == null) { |
| // The package must be on the system image |
| PackageParser.Package pkg = getSystemPackageLPr(packageName); |
| if (pkg == null) { |
| Log.w(TAG, "Unknown package:" + packageName); |
| XmlUtils.skipCurrentTag(parser); |
| return; |
| } |
| |
| // The package must support runtime permissions |
| if (!doesPackageSupportRuntimePermissions(pkg)) { |
| Log.w(TAG, "Skipping non supporting runtime permissions package:" |
| + packageName); |
| XmlUtils.skipCurrentTag(parser); |
| return; |
| } |
| packageExceptions = new ArrayList<>(); |
| outGrantExceptions.put(packageName, packageExceptions); |
| } |
| |
| parsePermission(parser, packageExceptions); |
| } else { |
| Log.e(TAG, "Unknown tag " + parser.getName() + "under <exceptions>"); |
| } |
| } |
| } |
| |
| private void parsePermission(XmlPullParser parser, List<DefaultPermissionGrant> |
| outPackageExceptions) throws IOException, XmlPullParserException { |
| final int outerDepth = parser.getDepth(); |
| int type; |
| while ((type = parser.next()) != XmlPullParser.END_DOCUMENT |
| && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { |
| if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { |
| continue; |
| } |
| |
| if (TAG_PERMISSION.contains(parser.getName())) { |
| String name = parser.getAttributeValue(null, ATTR_NAME); |
| if (name == null) { |
| Log.w(TAG, "Mandatory name attribute missing for permission tag"); |
| XmlUtils.skipCurrentTag(parser); |
| continue; |
| } |
| |
| final boolean fixed = XmlUtils.readBooleanAttribute(parser, ATTR_FIXED); |
| |
| DefaultPermissionGrant exception = new DefaultPermissionGrant(name, fixed); |
| outPackageExceptions.add(exception); |
| } else { |
| Log.e(TAG, "Unknown tag " + parser.getName() + "under <exception>"); |
| } |
| } |
| } |
| |
| private static boolean doesPackageSupportRuntimePermissions(PackageParser.Package pkg) { |
| return pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1; |
| } |
| |
| private static final class DefaultPermissionGrant { |
| final String name; |
| final boolean fixed; |
| |
| public DefaultPermissionGrant(String name, boolean fixed) { |
| this.name = name; |
| this.fixed = fixed; |
| } |
| } |
| } |
