Google Git
Sign in
android / platform / frameworks / base / 628946a / . / services / java / com / android / server / pm / Settings.java
blob: 3b4393a894afab812808b5587f5f559fc3183a70 [file] [log] [blame]
/*
* Copyright (C) 2011 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 static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT;
import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED;
import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER;
import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED;
import static android.Manifest.permission.READ_EXTERNAL_STORAGE;
import static android.os.Process.SYSTEM_UID;
import static android.os.Process.PACKAGE_INFO_GID;
import android.content.IntentFilter;
import android.content.pm.ActivityInfo;
import android.content.pm.ResolveInfo;
import android.net.Uri;
import android.os.PatternMatcher;
import android.util.LogPrinter;
import com.android.internal.util.FastXmlSerializer;
import com.android.internal.util.JournaledFile;
import com.android.internal.util.XmlUtils;
import com.android.server.pm.PackageManagerService.DumpState;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import org.xmlpull.v1.XmlSerializer;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.ComponentInfo;
import android.content.pm.KeySet;
import android.content.pm.PackageCleanItem;
import android.content.pm.PackageManager;
import android.content.pm.PackageParser;
import android.content.pm.PermissionInfo;
import android.content.pm.Signature;
import android.content.pm.UserInfo;
import android.content.pm.PackageUserState;
import android.content.pm.VerifierDeviceIdentity;
import android.os.Binder;
import android.os.Environment;
import android.os.FileUtils;
import android.os.Process;
import android.os.UserHandle;
import android.util.Log;
import android.util.LongSparseArray;
import android.util.Slog;
import android.util.SparseArray;
import android.util.Xml;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.security.PublicKey;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.Map.Entry;
import libcore.io.IoUtils;
/**
* Holds information about dynamic settings.
*/
final class Settings {
private static final String TAG = "PackageSettings";
private static final boolean DEBUG_STOPPED = false;
private static final boolean DEBUG_MU = false;
private static final String TAG_READ_EXTERNAL_STORAGE = "read-external-storage";
private static final String ATTR_ENFORCEMENT = "enforcement";
private static final String TAG_ITEM = "item";
private static final String TAG_DISABLED_COMPONENTS = "disabled-components";
private static final String TAG_ENABLED_COMPONENTS = "enabled-components";
private static final String TAG_PACKAGE_RESTRICTIONS = "package-restrictions";
private static final String TAG_PACKAGE = "pkg";
private static final String ATTR_NAME = "name";
private static final String ATTR_USER = "user";
private static final String ATTR_CODE = "code";
private static final String ATTR_NOT_LAUNCHED = "nl";
private static final String ATTR_ENABLED = "enabled";
private static final String ATTR_ENABLED_CALLER = "enabledCaller";
private static final String ATTR_STOPPED = "stopped";
private static final String ATTR_BLOCKED = "blocked";
private static final String ATTR_INSTALLED = "inst";
private final File mSettingsFilename;
private final File mBackupSettingsFilename;
private final File mPackageListFilename;
private final File mStoppedPackagesFilename;
private final File mBackupStoppedPackagesFilename;
final HashMap<String, PackageSetting> mPackages =
new HashMap<String, PackageSetting>();
// List of replaced system applications
private final HashMap<String, PackageSetting> mDisabledSysPackages =
new HashMap<String, PackageSetting>();
private static int mFirstAvailableUid = 0;
// These are the last platform API version we were using for
// the apps installed on internal and external storage. It is
// used to grant newer permissions one time during a system upgrade.
int mInternalSdkPlatform;
int mExternalSdkPlatform;
Boolean mReadExternalStorageEnforced;
/** Device identity for the purpose of package verification. */
private VerifierDeviceIdentity mVerifierDeviceIdentity;
// The user's preferred activities associated with particular intent
// filters.
final SparseArray<PreferredIntentResolver> mPreferredActivities =
new SparseArray<PreferredIntentResolver>();
final HashMap<String, SharedUserSetting> mSharedUsers =
new HashMap<String, SharedUserSetting>();
private final ArrayList<Object> mUserIds = new ArrayList<Object>();
private final SparseArray<Object> mOtherUserIds =
new SparseArray<Object>();
// For reading/writing settings file.
private final ArrayList<Signature> mPastSignatures =
new ArrayList<Signature>();
// Mapping from permission names to info about them.
final HashMap<String, BasePermission> mPermissions =
new HashMap<String, BasePermission>();
// Mapping from permission tree names to info about them.
final HashMap<String, BasePermission> mPermissionTrees =
new HashMap<String, BasePermission>();
// Packages that have been uninstalled and still need their external
// storage data deleted.
final ArrayList<PackageCleanItem> mPackagesToBeCleaned = new ArrayList<PackageCleanItem>();
// Packages that have been renamed since they were first installed.
// Keys are the new names of the packages, values are the original
// names. The packages appear everwhere else under their original
// names.
final HashMap<String, String> mRenamedPackages = new HashMap<String, String>();
final StringBuilder mReadMessages = new StringBuilder();
/**
* Used to track packages that have a shared user ID that hasn't been read
* in yet.
* <p>
* TODO: make this just a local variable that is passed in during package
* scanning to make it less confusing.
*/
private final ArrayList<PendingPackage> mPendingPackages = new ArrayList<PendingPackage>();
private final Context mContext;
private final File mSystemDir;
public final KeySetManager mKeySetManager = new KeySetManager(mPackages);
Settings(Context context) {
this(context, Environment.getDataDirectory());
}
Settings(Context context, File dataDir) {
mContext = context;
mSystemDir = new File(dataDir, "system");
mSystemDir.mkdirs();
FileUtils.setPermissions(mSystemDir.toString(),
FileUtils.S_IRWXU|FileUtils.S_IRWXG
|FileUtils.S_IROTH|FileUtils.S_IXOTH,
-1, -1);
mSettingsFilename = new File(mSystemDir, "packages.xml");
mBackupSettingsFilename = new File(mSystemDir, "packages-backup.xml");
mPackageListFilename = new File(mSystemDir, "packages.list");
FileUtils.setPermissions(mPackageListFilename, 0660, SYSTEM_UID, PACKAGE_INFO_GID);
// Deprecated: Needed for migration
mStoppedPackagesFilename = new File(mSystemDir, "packages-stopped.xml");
mBackupStoppedPackagesFilename = new File(mSystemDir, "packages-stopped-backup.xml");
}
PackageSetting getPackageLPw(PackageParser.Package pkg, PackageSetting origPackage,
String realName, SharedUserSetting sharedUser, File codePath, File resourcePath,
String nativeLibraryPathString, int pkgFlags, UserHandle user, boolean add) {
final String name = pkg.packageName;
PackageSetting p = getPackageLPw(name, origPackage, realName, sharedUser, codePath,
resourcePath, nativeLibraryPathString, pkg.mVersionCode, pkgFlags,
user, add, true /* allowInstall */);
return p;
}
PackageSetting peekPackageLPr(String name) {
return mPackages.get(name);
}
void setInstallStatus(String pkgName, int status) {
PackageSetting p = mPackages.get(pkgName);
if(p != null) {
if(p.getInstallStatus() != status) {
p.setInstallStatus(status);
}
}
}
void setInstallerPackageName(String pkgName,
String installerPkgName) {
PackageSetting p = mPackages.get(pkgName);
if(p != null) {
p.setInstallerPackageName(installerPkgName);
}
}
SharedUserSetting getSharedUserLPw(String name,
int pkgFlags, boolean create) {
SharedUserSetting s = mSharedUsers.get(name);
if (s == null) {
if (!create) {
return null;
}
s = new SharedUserSetting(name, pkgFlags);
s.userId = newUserIdLPw(s);
Log.i(PackageManagerService.TAG, "New shared user " + name + ": id=" + s.userId);
// < 0 means we couldn't assign a userid; fall out and return
// s, which is currently null
if (s.userId >= 0) {
mSharedUsers.put(name, s);
}
}
return s;
}
boolean disableSystemPackageLPw(String name) {
final PackageSetting p = mPackages.get(name);
if(p == null) {
Log.w(PackageManagerService.TAG, "Package:"+name+" is not an installed package");
return false;
}
final PackageSetting dp = mDisabledSysPackages.get(name);
// always make sure the system package code and resource paths dont change
if (dp == null) {
if((p.pkg != null) && (p.pkg.applicationInfo != null)) {
p.pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP;
}
mDisabledSysPackages.put(name, p);
// a little trick... when we install the new package, we don't
// want to modify the existing PackageSetting for the built-in
// version. so at this point we need a new PackageSetting that
// is okay to muck with.
PackageSetting newp = new PackageSetting(p);
replacePackageLPw(name, newp);
return true;
}
return false;
}
PackageSetting enableSystemPackageLPw(String name) {
PackageSetting p = mDisabledSysPackages.get(name);
if(p == null) {
Log.w(PackageManagerService.TAG, "Package:"+name+" is not disabled");
return null;
}
// Reset flag in ApplicationInfo object
if((p.pkg != null) && (p.pkg.applicationInfo != null)) {
p.pkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_UPDATED_SYSTEM_APP;
}
PackageSetting ret = addPackageLPw(name, p.realName, p.codePath, p.resourcePath,
p.nativeLibraryPathString, p.appId, p.versionCode, p.pkgFlags);
mDisabledSysPackages.remove(name);
return ret;
}
boolean isDisabledSystemPackageLPr(String name) {
return mDisabledSysPackages.containsKey(name);
}
void removeDisabledSystemPackageLPw(String name) {
mDisabledSysPackages.remove(name);
}
PackageSetting addPackageLPw(String name, String realName, File codePath, File resourcePath,
String nativeLibraryPathString, int uid, int vc, int pkgFlags) {
PackageSetting p = mPackages.get(name);
if (p != null) {
if (p.appId == uid) {
return p;
}
PackageManagerService.reportSettingsProblem(Log.ERROR,
"Adding duplicate package, keeping first: " + name);
return null;
}
p = new PackageSetting(name, realName, codePath, resourcePath, nativeLibraryPathString,
vc, pkgFlags);
p.appId = uid;
if (addUserIdLPw(uid, p, name)) {
mPackages.put(name, p);
return p;
}
return null;
}
SharedUserSetting addSharedUserLPw(String name, int uid, int pkgFlags) {
SharedUserSetting s = mSharedUsers.get(name);
if (s != null) {
if (s.userId == uid) {
return s;
}
PackageManagerService.reportSettingsProblem(Log.ERROR,
"Adding duplicate shared user, keeping first: " + name);
return null;
}
s = new SharedUserSetting(name, pkgFlags);
s.userId = uid;
if (addUserIdLPw(uid, s, name)) {
mSharedUsers.put(name, s);
return s;
}
return null;
}
void pruneSharedUsersLPw() {
ArrayList<String> removeStage = new ArrayList<String>();
for (Map.Entry<String,SharedUserSetting> entry : mSharedUsers.entrySet()) {
final SharedUserSetting sus = entry.getValue();
if (sus == null || sus.packages.size() == 0) {
removeStage.add(entry.getKey());
}
}
for (int i = 0; i < removeStage.size(); i++) {
mSharedUsers.remove(removeStage.get(i));
}
}
// Transfer ownership of permissions from one package to another.
void transferPermissionsLPw(String origPkg, String newPkg) {
// Transfer ownership of permissions to the new package.
for (int i=0; i<2; i++) {
HashMap<String, BasePermission> permissions =
i == 0 ? mPermissionTrees : mPermissions;
for (BasePermission bp : permissions.values()) {
if (origPkg.equals(bp.sourcePackage)) {
if (PackageManagerService.DEBUG_UPGRADE) Log.v(PackageManagerService.TAG,
"Moving permission " + bp.name
+ " from pkg " + bp.sourcePackage
+ " to " + newPkg);
bp.sourcePackage = newPkg;
bp.packageSetting = null;
bp.perm = null;
if (bp.pendingInfo != null) {
bp.pendingInfo.packageName = newPkg;
}
bp.uid = 0;
bp.gids = null;
}
}
}
}
private PackageSetting getPackageLPw(String name, PackageSetting origPackage,
String realName, SharedUserSetting sharedUser, File codePath, File resourcePath,
String nativeLibraryPathString, int vc, int pkgFlags,
UserHandle installUser, boolean add, boolean allowInstall) {
PackageSetting p = mPackages.get(name);
if (p != null) {
if (!p.codePath.equals(codePath)) {
// Check to see if its a disabled system app
if ((p.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) {
// This is an updated system app with versions in both system
// and data partition. Just let the most recent version
// take precedence.
Slog.w(PackageManagerService.TAG, "Trying to update system app code path from "
+ p.codePathString + " to " + codePath.toString());
} else {
// Just a change in the code path is not an issue, but
// let's log a message about it.
Slog.i(PackageManagerService.TAG, "Package " + name + " codePath changed from "
+ p.codePath + " to " + codePath + "; Retaining data and using new");
/*
* Since we've changed paths, we need to prefer the new
* native library path over the one stored in the
* package settings since we might have moved from
* internal to external storage or vice versa.
*/
p.nativeLibraryPathString = nativeLibraryPathString;
}
}
if (p.sharedUser != sharedUser) {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Package " + name + " shared user changed from "
+ (p.sharedUser != null ? p.sharedUser.name : "<nothing>")
+ " to "
+ (sharedUser != null ? sharedUser.name : "<nothing>")
+ "; replacing with new");
p = null;
} else {
if ((pkgFlags&ApplicationInfo.FLAG_SYSTEM) != 0) {
// If what we are scanning is a system package, then
// make it so, regardless of whether it was previously
// installed only in the data partition.
p.pkgFlags |= ApplicationInfo.FLAG_SYSTEM;
}
}
}
if (p == null) {
if (origPackage != null) {
// We are consuming the data from an existing package.
p = new PackageSetting(origPackage.name, name, codePath, resourcePath,
nativeLibraryPathString, vc, pkgFlags);
if (PackageManagerService.DEBUG_UPGRADE) Log.v(PackageManagerService.TAG, "Package "
+ name + " is adopting original package " + origPackage.name);
// Note that we will retain the new package's signature so
// that we can keep its data.
PackageSignatures s = p.signatures;
p.copyFrom(origPackage);
p.signatures = s;
p.sharedUser = origPackage.sharedUser;
p.appId = origPackage.appId;
p.origPackage = origPackage;
mRenamedPackages.put(name, origPackage.name);
name = origPackage.name;
// Update new package state.
p.setTimeStamp(codePath.lastModified());
} else {
p = new PackageSetting(name, realName, codePath, resourcePath,
nativeLibraryPathString, vc, pkgFlags);
p.setTimeStamp(codePath.lastModified());
p.sharedUser = sharedUser;
// If this is not a system app, it starts out stopped.
if ((pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) {
if (DEBUG_STOPPED) {
RuntimeException e = new RuntimeException("here");
e.fillInStackTrace();
Slog.i(PackageManagerService.TAG, "Stopping package " + name, e);
}
List<UserInfo> users = getAllUsers();
if (users != null && allowInstall) {
for (UserInfo user : users) {
// By default we consider this app to be installed
// for the user if no user has been specified (which
// means to leave it at its original value, and the
// original default value is true), or we are being
// asked to install for all users, or this is the
// user we are installing for.
final boolean installed = installUser == null
|| installUser.getIdentifier() == UserHandle.USER_ALL
|| installUser.getIdentifier() == user.id;
p.setUserState(user.id, COMPONENT_ENABLED_STATE_DEFAULT,
installed,
true, // stopped,
true, // notLaunched
false, // blocked
null, null, null);
writePackageRestrictionsLPr(user.id);
}
}
}
if (sharedUser != null) {
p.appId = sharedUser.userId;
} else {
// Clone the setting here for disabled system packages
PackageSetting dis = mDisabledSysPackages.get(name);
if (dis != null) {
// For disabled packages a new setting is created
// from the existing user id. This still has to be
// added to list of user id's
// Copy signatures from previous setting
if (dis.signatures.mSignatures != null) {
p.signatures.mSignatures = dis.signatures.mSignatures.clone();
}
p.appId = dis.appId;
// Clone permissions
p.grantedPermissions = new HashSet<String>(dis.grantedPermissions);
// Clone component info
List<UserInfo> users = getAllUsers();
if (users != null) {
for (UserInfo user : users) {
int userId = user.id;
p.setDisabledComponentsCopy(
dis.getDisabledComponents(userId), userId);
p.setEnabledComponentsCopy(
dis.getEnabledComponents(userId), userId);
}
}
// Add new setting to list of user ids
addUserIdLPw(p.appId, p, name);
} else {
// Assign new user id
p.appId = newUserIdLPw(p);
}
}
}
if (p.appId < 0) {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Package " + name + " could not be assigned a valid uid");
return null;
}
if (add) {
// Finish adding new package by adding it and updating shared
// user preferences
addPackageSettingLPw(p, name, sharedUser);
}
} else {
if (installUser != null && allowInstall) {
// The caller has explicitly specified the user they want this
// package installed for, and the package already exists.
// Make sure it conforms to the new request.
List<UserInfo> users = getAllUsers();
if (users != null) {
for (UserInfo user : users) {
if (installUser.getIdentifier() == UserHandle.USER_ALL
|| installUser.getIdentifier() == user.id) {
boolean installed = p.getInstalled(user.id);
if (!installed) {
p.setInstalled(true, user.id);
writePackageRestrictionsLPr(user.id);
}
}
}
}
}
}
return p;
}
void insertPackageSettingLPw(PackageSetting p, PackageParser.Package pkg) {
p.pkg = pkg;
// pkg.mSetEnabled = p.getEnabled(userId);
// pkg.mSetStopped = p.getStopped(userId);
final String codePath = pkg.applicationInfo.sourceDir;
final String resourcePath = pkg.applicationInfo.publicSourceDir;
// Update code path if needed
if (!codePath.equalsIgnoreCase(p.codePathString)) {
Slog.w(PackageManagerService.TAG, "Code path for pkg : " + p.pkg.packageName +
" changing from " + p.codePathString + " to " + codePath);
p.codePath = new File(codePath);
p.codePathString = codePath;
}
//Update resource path if needed
if (!resourcePath.equalsIgnoreCase(p.resourcePathString)) {
Slog.w(PackageManagerService.TAG, "Resource path for pkg : " + p.pkg.packageName +
" changing from " + p.resourcePathString + " to " + resourcePath);
p.resourcePath = new File(resourcePath);
p.resourcePathString = resourcePath;
}
// Update the native library path if needed
final String nativeLibraryPath = pkg.applicationInfo.nativeLibraryDir;
if (nativeLibraryPath != null
&& !nativeLibraryPath.equalsIgnoreCase(p.nativeLibraryPathString)) {
p.nativeLibraryPathString = nativeLibraryPath;
}
// Update version code if needed
if (pkg.mVersionCode != p.versionCode) {
p.versionCode = pkg.mVersionCode;
}
// Update signatures if needed.
if (p.signatures.mSignatures == null) {
p.signatures.assignSignatures(pkg.mSignatures);
}
// Update flags if needed.
if (pkg.applicationInfo.flags != p.pkgFlags) {
p.pkgFlags = pkg.applicationInfo.flags;
}
// If this app defines a shared user id initialize
// the shared user signatures as well.
if (p.sharedUser != null && p.sharedUser.signatures.mSignatures == null) {
p.sharedUser.signatures.assignSignatures(pkg.mSignatures);
}
addPackageSettingLPw(p, pkg.packageName, p.sharedUser);
}
// Utility method that adds a PackageSetting to mPackages and
// completes updating the shared user attributes
private void addPackageSettingLPw(PackageSetting p, String name,
SharedUserSetting sharedUser) {
mPackages.put(name, p);
if (sharedUser != null) {
if (p.sharedUser != null && p.sharedUser != sharedUser) {
PackageManagerService.reportSettingsProblem(Log.ERROR,
"Package " + p.name + " was user "
+ p.sharedUser + " but is now " + sharedUser
+ "; I am not changing its files so it will probably fail!");
p.sharedUser.removePackage(p);
} else if (p.appId != sharedUser.userId) {
PackageManagerService.reportSettingsProblem(Log.ERROR,
"Package " + p.name + " was user id " + p.appId
+ " but is now user " + sharedUser
+ " with id " + sharedUser.userId
+ "; I am not changing its files so it will probably fail!");
}
sharedUser.addPackage(p);
p.sharedUser = sharedUser;
p.appId = sharedUser.userId;
}
}
/*
* Update the shared user setting when a package using
* specifying the shared user id is removed. The gids
* associated with each permission of the deleted package
* are removed from the shared user's gid list only if its
* not in use by other permissions of packages in the
* shared user setting.
*/
void updateSharedUserPermsLPw(PackageSetting deletedPs, int[] globalGids) {
if ((deletedPs == null) || (deletedPs.pkg == null)) {
Slog.i(PackageManagerService.TAG,
"Trying to update info for null package. Just ignoring");
return;
}
// No sharedUserId
if (deletedPs.sharedUser == null) {
return;
}
SharedUserSetting sus = deletedPs.sharedUser;
// Update permissions
for (String eachPerm : deletedPs.pkg.requestedPermissions) {
boolean used = false;
if (!sus.grantedPermissions.contains(eachPerm)) {
continue;
}
for (PackageSetting pkg:sus.packages) {
if (pkg.pkg != null &&
!pkg.pkg.packageName.equals(deletedPs.pkg.packageName) &&
pkg.pkg.requestedPermissions.contains(eachPerm)) {
used = true;
break;
}
}
if (!used) {
// can safely delete this permission from list
sus.grantedPermissions.remove(eachPerm);
}
}
// Update gids
int newGids[] = globalGids;
for (String eachPerm : sus.grantedPermissions) {
BasePermission bp = mPermissions.get(eachPerm);
if (bp != null) {
newGids = PackageManagerService.appendInts(newGids, bp.gids);
}
}
sus.gids = newGids;
}
int removePackageLPw(String name) {
final PackageSetting p = mPackages.get(name);
if (p != null) {
mPackages.remove(name);
if (p.sharedUser != null) {
p.sharedUser.removePackage(p);
if (p.sharedUser.packages.size() == 0) {
mSharedUsers.remove(p.sharedUser.name);
removeUserIdLPw(p.sharedUser.userId);
return p.sharedUser.userId;
}
} else {
removeUserIdLPw(p.appId);
return p.appId;
}
}
return -1;
}
private void replacePackageLPw(String name, PackageSetting newp) {
final PackageSetting p = mPackages.get(name);
if (p != null) {
if (p.sharedUser != null) {
p.sharedUser.removePackage(p);
p.sharedUser.addPackage(newp);
} else {
replaceUserIdLPw(p.appId, newp);
}
}
mPackages.put(name, newp);
}
private boolean addUserIdLPw(int uid, Object obj, Object name) {
if (uid > Process.LAST_APPLICATION_UID) {
return false;
}
if (uid >= Process.FIRST_APPLICATION_UID) {
int N = mUserIds.size();
final int index = uid - Process.FIRST_APPLICATION_UID;
while (index >= N) {
mUserIds.add(null);
N++;
}
if (mUserIds.get(index) != null) {
PackageManagerService.reportSettingsProblem(Log.ERROR,
"Adding duplicate user id: " + uid
+ " name=" + name);
return false;
}
mUserIds.set(index, obj);
} else {
if (mOtherUserIds.get(uid) != null) {
PackageManagerService.reportSettingsProblem(Log.ERROR,
"Adding duplicate shared id: " + uid
+ " name=" + name);
return false;
}
mOtherUserIds.put(uid, obj);
}
return true;
}
public Object getUserIdLPr(int uid) {
if (uid >= Process.FIRST_APPLICATION_UID) {
final int N = mUserIds.size();
final int index = uid - Process.FIRST_APPLICATION_UID;
return index < N ? mUserIds.get(index) : null;
} else {
return mOtherUserIds.get(uid);
}
}
private void removeUserIdLPw(int uid) {
if (uid >= Process.FIRST_APPLICATION_UID) {
final int N = mUserIds.size();
final int index = uid - Process.FIRST_APPLICATION_UID;
if (index < N) mUserIds.set(index, null);
} else {
mOtherUserIds.remove(uid);
}
setFirstAvailableUid(uid+1);
}
private void replaceUserIdLPw(int uid, Object obj) {
if (uid >= Process.FIRST_APPLICATION_UID) {
final int N = mUserIds.size();
final int index = uid - Process.FIRST_APPLICATION_UID;
if (index < N) mUserIds.set(index, obj);
} else {
mOtherUserIds.put(uid, obj);
}
}
PreferredIntentResolver editPreferredActivitiesLPw(int userId) {
PreferredIntentResolver pir = mPreferredActivities.get(userId);
if (pir == null) {
pir = new PreferredIntentResolver();
mPreferredActivities.put(userId, pir);
}
return pir;
}
private File getUserPackagesStateFile(int userId) {
return new File(Environment.getUserSystemDirectory(userId), "package-restrictions.xml");
}
private File getUserPackagesStateBackupFile(int userId) {
return new File(Environment.getUserSystemDirectory(userId),
"package-restrictions-backup.xml");
}
void writeAllUsersPackageRestrictionsLPr() {
List<UserInfo> users = getAllUsers();
if (users == null) return;
for (UserInfo user : users) {
writePackageRestrictionsLPr(user.id);
}
}
void readAllUsersPackageRestrictionsLPr() {
List<UserInfo> users = getAllUsers();
if (users == null) {
readPackageRestrictionsLPr(0);
return;
}
for (UserInfo user : users) {
readPackageRestrictionsLPr(user.id);
}
}
private void readPreferredActivitiesLPw(XmlPullParser parser, int userId)
throws XmlPullParserException, IOException {
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;
}
String tagName = parser.getName();
if (tagName.equals(TAG_ITEM)) {
PreferredActivity pa = new PreferredActivity(parser);
if (pa.mPref.getParseError() == null) {
editPreferredActivitiesLPw(userId).addFilter(pa);
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: <preferred-activity> "
+ pa.mPref.getParseError() + " at "
+ parser.getPositionDescription());
}
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Unknown element under <preferred-activities>: " + parser.getName());
XmlUtils.skipCurrentTag(parser);
}
}
}
void readPackageRestrictionsLPr(int userId) {
if (DEBUG_MU) {
Log.i(TAG, "Reading package restrictions for user=" + userId);
}
FileInputStream str = null;
File userPackagesStateFile = getUserPackagesStateFile(userId);
File backupFile = getUserPackagesStateBackupFile(userId);
if (backupFile.exists()) {
try {
str = new FileInputStream(backupFile);
mReadMessages.append("Reading from backup stopped packages file\n");
PackageManagerService.reportSettingsProblem(Log.INFO,
"Need to read from backup stopped packages file");
if (userPackagesStateFile.exists()) {
// If both the backup and normal file exist, we
// ignore the normal one since it might have been
// corrupted.
Slog.w(PackageManagerService.TAG, "Cleaning up stopped packages file "
+ userPackagesStateFile);
userPackagesStateFile.delete();
}
} catch (java.io.IOException e) {
// We'll try for the normal settings file.
}
}
try {
if (str == null) {
if (!userPackagesStateFile.exists()) {
mReadMessages.append("No stopped packages file found\n");
PackageManagerService.reportSettingsProblem(Log.INFO,
"No stopped packages file; "
+ "assuming all started");
// At first boot, make sure no packages are stopped.
// We usually want to have third party apps initialize
// in the stopped state, but not at first boot. Also
// consider all applications to be installed.
for (PackageSetting pkg : mPackages.values()) {
pkg.setUserState(userId, COMPONENT_ENABLED_STATE_DEFAULT,
true, // installed
false, // stopped
false, // notLaunched
false, // blocked
null, null, null);
}
return;
}
str = new FileInputStream(userPackagesStateFile);
}
final XmlPullParser parser = Xml.newPullParser();
parser.setInput(str, null);
int type;
while ((type=parser.next()) != XmlPullParser.START_TAG
&& type != XmlPullParser.END_DOCUMENT) {
;
}
if (type != XmlPullParser.START_TAG) {
mReadMessages.append("No start tag found in package restrictions file\n");
PackageManagerService.reportSettingsProblem(Log.WARN,
"No start tag found in package manager stopped packages");
return;
}
int outerDepth = parser.getDepth();
PackageSetting ps = null;
while ((type=parser.next()) != XmlPullParser.END_DOCUMENT
&& (type != XmlPullParser.END_TAG
|| parser.getDepth() > outerDepth)) {
if (type == XmlPullParser.END_TAG
|| type == XmlPullParser.TEXT) {
continue;
}
String tagName = parser.getName();
if (tagName.equals(TAG_PACKAGE)) {
String name = parser.getAttributeValue(null, ATTR_NAME);
ps = mPackages.get(name);
if (ps == null) {
Slog.w(PackageManagerService.TAG, "No package known for stopped package: "
+ name);
XmlUtils.skipCurrentTag(parser);
continue;
}
final String enabledStr = parser.getAttributeValue(null, ATTR_ENABLED);
final int enabled = enabledStr == null
? COMPONENT_ENABLED_STATE_DEFAULT : Integer.parseInt(enabledStr);
final String enabledCaller = parser.getAttributeValue(null,
ATTR_ENABLED_CALLER);
final String installedStr = parser.getAttributeValue(null, ATTR_INSTALLED);
final boolean installed = installedStr == null
? true : Boolean.parseBoolean(installedStr);
final String stoppedStr = parser.getAttributeValue(null, ATTR_STOPPED);
final boolean stopped = stoppedStr == null
? false : Boolean.parseBoolean(stoppedStr);
final String blockedStr = parser.getAttributeValue(null, ATTR_BLOCKED);
final boolean blocked = blockedStr == null
? false : Boolean.parseBoolean(blockedStr);
final String notLaunchedStr = parser.getAttributeValue(null, ATTR_NOT_LAUNCHED);
final boolean notLaunched = stoppedStr == null
? false : Boolean.parseBoolean(notLaunchedStr);
HashSet<String> enabledComponents = null;
HashSet<String> disabledComponents = null;
int packageDepth = parser.getDepth();
while ((type=parser.next()) != XmlPullParser.END_DOCUMENT
&& (type != XmlPullParser.END_TAG
|| parser.getDepth() > packageDepth)) {
if (type == XmlPullParser.END_TAG
|| type == XmlPullParser.TEXT) {
continue;
}
tagName = parser.getName();
if (tagName.equals(TAG_ENABLED_COMPONENTS)) {
enabledComponents = readComponentsLPr(parser);
} else if (tagName.equals(TAG_DISABLED_COMPONENTS)) {
disabledComponents = readComponentsLPr(parser);
}
}
ps.setUserState(userId, enabled, installed, stopped, notLaunched, blocked,
enabledCaller, enabledComponents, disabledComponents);
} else if (tagName.equals("preferred-activities")) {
readPreferredActivitiesLPw(parser, userId);
} else {
Slog.w(PackageManagerService.TAG, "Unknown element under <stopped-packages>: "
+ parser.getName());
XmlUtils.skipCurrentTag(parser);
}
}
str.close();
} catch (XmlPullParserException e) {
mReadMessages.append("Error reading: " + e.toString());
PackageManagerService.reportSettingsProblem(Log.ERROR,
"Error reading stopped packages: " + e);
Log.wtf(PackageManagerService.TAG, "Error reading package manager stopped packages", e);
} catch (java.io.IOException e) {
mReadMessages.append("Error reading: " + e.toString());
PackageManagerService.reportSettingsProblem(Log.ERROR, "Error reading settings: " + e);
Log.wtf(PackageManagerService.TAG, "Error reading package manager stopped packages", e);
}
}
private HashSet<String> readComponentsLPr(XmlPullParser parser)
throws IOException, XmlPullParserException {
HashSet<String> components = null;
int type;
int outerDepth = parser.getDepth();
String tagName;
while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
&& (type != XmlPullParser.END_TAG
|| parser.getDepth() > outerDepth)) {
if (type == XmlPullParser.END_TAG
|| type == XmlPullParser.TEXT) {
continue;
}
tagName = parser.getName();
if (tagName.equals(TAG_ITEM)) {
String componentName = parser.getAttributeValue(null, ATTR_NAME);
if (componentName != null) {
if (components == null) {
components = new HashSet<String>();
}
components.add(componentName);
}
}
}
return components;
}
void writePreferredActivitiesLPr(XmlSerializer serializer, int userId, boolean full)
throws IllegalArgumentException, IllegalStateException, IOException {
serializer.startTag(null, "preferred-activities");
PreferredIntentResolver pir = mPreferredActivities.get(userId);
if (pir != null) {
for (final PreferredActivity pa : pir.filterSet()) {
serializer.startTag(null, TAG_ITEM);
pa.writeToXml(serializer, full);
serializer.endTag(null, TAG_ITEM);
}
}
serializer.endTag(null, "preferred-activities");
}
void writePackageRestrictionsLPr(int userId) {
if (DEBUG_MU) {
Log.i(TAG, "Writing package restrictions for user=" + userId);
}
// Keep the old stopped packages around until we know the new ones have
// been successfully written.
File userPackagesStateFile = getUserPackagesStateFile(userId);
File backupFile = getUserPackagesStateBackupFile(userId);
new File(userPackagesStateFile.getParent()).mkdirs();
if (userPackagesStateFile.exists()) {
// Presence of backup settings file indicates that we failed
// to persist packages earlier. So preserve the older
// backup for future reference since the current packages
// might have been corrupted.
if (!backupFile.exists()) {
if (!userPackagesStateFile.renameTo(backupFile)) {
Log.wtf(PackageManagerService.TAG, "Unable to backup user packages state file, "
+ "current changes will be lost at reboot");
return;
}
} else {
userPackagesStateFile.delete();
Slog.w(PackageManagerService.TAG, "Preserving older stopped packages backup");
}
}
try {
final FileOutputStream fstr = new FileOutputStream(userPackagesStateFile);
final BufferedOutputStream str = new BufferedOutputStream(fstr);
final XmlSerializer serializer = new FastXmlSerializer();
serializer.setOutput(str, "utf-8");
serializer.startDocument(null, true);
serializer.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true);
serializer.startTag(null, TAG_PACKAGE_RESTRICTIONS);
for (final PackageSetting pkg : mPackages.values()) {
PackageUserState ustate = pkg.readUserState(userId);
if (ustate.stopped || ustate.notLaunched || !ustate.installed
|| ustate.enabled != COMPONENT_ENABLED_STATE_DEFAULT
|| ustate.blocked
|| (ustate.enabledComponents != null
&& ustate.enabledComponents.size() > 0)
|| (ustate.disabledComponents != null
&& ustate.disabledComponents.size() > 0)) {
serializer.startTag(null, TAG_PACKAGE);
serializer.attribute(null, ATTR_NAME, pkg.name);
if (DEBUG_MU) Log.i(TAG, " pkg=" + pkg.name + ", state=" + ustate.enabled);
if (!ustate.installed) {
serializer.attribute(null, ATTR_INSTALLED, "false");
}
if (ustate.stopped) {
serializer.attribute(null, ATTR_STOPPED, "true");
}
if (ustate.notLaunched) {
serializer.attribute(null, ATTR_NOT_LAUNCHED, "true");
}
if (ustate.blocked) {
serializer.attribute(null, ATTR_BLOCKED, "true");
}
if (ustate.enabled != COMPONENT_ENABLED_STATE_DEFAULT) {
serializer.attribute(null, ATTR_ENABLED,
Integer.toString(ustate.enabled));
if (ustate.lastDisableAppCaller != null) {
serializer.attribute(null, ATTR_ENABLED_CALLER,
ustate.lastDisableAppCaller);
}
}
if (ustate.enabledComponents != null
&& ustate.enabledComponents.size() > 0) {
serializer.startTag(null, TAG_ENABLED_COMPONENTS);
for (final String name : ustate.enabledComponents) {
serializer.startTag(null, TAG_ITEM);
serializer.attribute(null, ATTR_NAME, name);
serializer.endTag(null, TAG_ITEM);
}
serializer.endTag(null, TAG_ENABLED_COMPONENTS);
}
if (ustate.disabledComponents != null
&& ustate.disabledComponents.size() > 0) {
serializer.startTag(null, TAG_DISABLED_COMPONENTS);
for (final String name : ustate.disabledComponents) {
serializer.startTag(null, TAG_ITEM);
serializer.attribute(null, ATTR_NAME, name);
serializer.endTag(null, TAG_ITEM);
}
serializer.endTag(null, TAG_DISABLED_COMPONENTS);
}
serializer.endTag(null, TAG_PACKAGE);
}
}
writePreferredActivitiesLPr(serializer, userId, true);
serializer.endTag(null, TAG_PACKAGE_RESTRICTIONS);
serializer.endDocument();
str.flush();
FileUtils.sync(fstr);
str.close();
// New settings successfully written, old ones are no longer
// needed.
backupFile.delete();
FileUtils.setPermissions(userPackagesStateFile.toString(),
FileUtils.S_IRUSR|FileUtils.S_IWUSR
|FileUtils.S_IRGRP|FileUtils.S_IWGRP,
-1, -1);
// Done, all is good!
return;
} catch(java.io.IOException e) {
Log.wtf(PackageManagerService.TAG,
"Unable to write package manager user packages state, "
+ " current changes will be lost at reboot", e);
}
// Clean up partially written files
if (userPackagesStateFile.exists()) {
if (!userPackagesStateFile.delete()) {
Log.i(PackageManagerService.TAG, "Failed to clean up mangled file: "
+ mStoppedPackagesFilename);
}
}
}
// Note: assumed "stopped" field is already cleared in all packages.
// Legacy reader, used to read in the old file format after an upgrade. Not used after that.
void readStoppedLPw() {
FileInputStream str = null;
if (mBackupStoppedPackagesFilename.exists()) {
try {
str = new FileInputStream(mBackupStoppedPackagesFilename);
mReadMessages.append("Reading from backup stopped packages file\n");
PackageManagerService.reportSettingsProblem(Log.INFO,
"Need to read from backup stopped packages file");
if (mSettingsFilename.exists()) {
// If both the backup and normal file exist, we
// ignore the normal one since it might have been
// corrupted.
Slog.w(PackageManagerService.TAG, "Cleaning up stopped packages file "
+ mStoppedPackagesFilename);
mStoppedPackagesFilename.delete();
}
} catch (java.io.IOException e) {
// We'll try for the normal settings file.
}
}
try {
if (str == null) {
if (!mStoppedPackagesFilename.exists()) {
mReadMessages.append("No stopped packages file found\n");
PackageManagerService.reportSettingsProblem(Log.INFO,
"No stopped packages file file; assuming all started");
// At first boot, make sure no packages are stopped.
// We usually want to have third party apps initialize
// in the stopped state, but not at first boot.
for (PackageSetting pkg : mPackages.values()) {
pkg.setStopped(false, 0);
pkg.setNotLaunched(false, 0);
}
return;
}
str = new FileInputStream(mStoppedPackagesFilename);
}
final XmlPullParser parser = Xml.newPullParser();
parser.setInput(str, null);
int type;
while ((type=parser.next()) != XmlPullParser.START_TAG
&& type != XmlPullParser.END_DOCUMENT) {
;
}
if (type != XmlPullParser.START_TAG) {
mReadMessages.append("No start tag found in stopped packages file\n");
PackageManagerService.reportSettingsProblem(Log.WARN,
"No start tag found in package manager stopped packages");
return;
}
int outerDepth = parser.getDepth();
while ((type=parser.next()) != XmlPullParser.END_DOCUMENT
&& (type != XmlPullParser.END_TAG
|| parser.getDepth() > outerDepth)) {
if (type == XmlPullParser.END_TAG
|| type == XmlPullParser.TEXT) {
continue;
}
String tagName = parser.getName();
if (tagName.equals(TAG_PACKAGE)) {
String name = parser.getAttributeValue(null, ATTR_NAME);
PackageSetting ps = mPackages.get(name);
if (ps != null) {
ps.setStopped(true, 0);
if ("1".equals(parser.getAttributeValue(null, ATTR_NOT_LAUNCHED))) {
ps.setNotLaunched(true, 0);
}
} else {
Slog.w(PackageManagerService.TAG,
"No package known for stopped package: " + name);
}
XmlUtils.skipCurrentTag(parser);
} else {
Slog.w(PackageManagerService.TAG, "Unknown element under <stopped-packages>: "
+ parser.getName());
XmlUtils.skipCurrentTag(parser);
}
}
str.close();
} catch (XmlPullParserException e) {
mReadMessages.append("Error reading: " + e.toString());
PackageManagerService.reportSettingsProblem(Log.ERROR,
"Error reading stopped packages: " + e);
Log.wtf(PackageManagerService.TAG, "Error reading package manager stopped packages", e);
} catch (java.io.IOException e) {
mReadMessages.append("Error reading: " + e.toString());
PackageManagerService.reportSettingsProblem(Log.ERROR, "Error reading settings: " + e);
Log.wtf(PackageManagerService.TAG, "Error reading package manager stopped packages", e);
}
}
void writeLPr() {
//Debug.startMethodTracing("/data/system/packageprof", 8 * 1024 * 1024);
// Keep the old settings around until we know the new ones have
// been successfully written.
if (mSettingsFilename.exists()) {
// Presence of backup settings file indicates that we failed
// to persist settings earlier. So preserve the older
// backup for future reference since the current settings
// might have been corrupted.
if (!mBackupSettingsFilename.exists()) {
if (!mSettingsFilename.renameTo(mBackupSettingsFilename)) {
Log.wtf(PackageManagerService.TAG, "Unable to backup package manager settings, "
+ " current changes will be lost at reboot");
return;
}
} else {
mSettingsFilename.delete();
Slog.w(PackageManagerService.TAG, "Preserving older settings backup");
}
}
mPastSignatures.clear();
try {
FileOutputStream fstr = new FileOutputStream(mSettingsFilename);
BufferedOutputStream str = new BufferedOutputStream(fstr);
//XmlSerializer serializer = XmlUtils.serializerInstance();
XmlSerializer serializer = new FastXmlSerializer();
serializer.setOutput(str, "utf-8");
serializer.startDocument(null, true);
serializer.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true);
serializer.startTag(null, "packages");
serializer.startTag(null, "last-platform-version");
serializer.attribute(null, "internal", Integer.toString(mInternalSdkPlatform));
serializer.attribute(null, "external", Integer.toString(mExternalSdkPlatform));
serializer.endTag(null, "last-platform-version");
if (mVerifierDeviceIdentity != null) {
serializer.startTag(null, "verifier");
serializer.attribute(null, "device", mVerifierDeviceIdentity.toString());
serializer.endTag(null, "verifier");
}
if (mReadExternalStorageEnforced != null) {
serializer.startTag(null, TAG_READ_EXTERNAL_STORAGE);
serializer.attribute(
null, ATTR_ENFORCEMENT, mReadExternalStorageEnforced ? "1" : "0");
serializer.endTag(null, TAG_READ_EXTERNAL_STORAGE);
}
serializer.startTag(null, "permission-trees");
for (BasePermission bp : mPermissionTrees.values()) {
writePermissionLPr(serializer, bp);
}
serializer.endTag(null, "permission-trees");
serializer.startTag(null, "permissions");
for (BasePermission bp : mPermissions.values()) {
writePermissionLPr(serializer, bp);
}
serializer.endTag(null, "permissions");
for (final PackageSetting pkg : mPackages.values()) {
writePackageLPr(serializer, pkg);
}
for (final PackageSetting pkg : mDisabledSysPackages.values()) {
writeDisabledSysPackageLPr(serializer, pkg);
}
for (final SharedUserSetting usr : mSharedUsers.values()) {
serializer.startTag(null, "shared-user");
serializer.attribute(null, ATTR_NAME, usr.name);
serializer.attribute(null, "userId",
Integer.toString(usr.userId));
usr.signatures.writeXml(serializer, "sigs", mPastSignatures);
serializer.startTag(null, "perms");
for (String name : usr.grantedPermissions) {
serializer.startTag(null, TAG_ITEM);
serializer.attribute(null, ATTR_NAME, name);
serializer.endTag(null, TAG_ITEM);
}
serializer.endTag(null, "perms");
serializer.endTag(null, "shared-user");
}
if (mPackagesToBeCleaned.size() > 0) {
for (PackageCleanItem item : mPackagesToBeCleaned) {
final String userStr = Integer.toString(item.userId);
serializer.startTag(null, "cleaning-package");
serializer.attribute(null, ATTR_NAME, item.packageName);
serializer.attribute(null, ATTR_CODE, item.andCode ? "true" : "false");
serializer.attribute(null, ATTR_USER, userStr);
serializer.endTag(null, "cleaning-package");
}
}
if (mRenamedPackages.size() > 0) {
for (Map.Entry<String, String> e : mRenamedPackages.entrySet()) {
serializer.startTag(null, "renamed-package");
serializer.attribute(null, "new", e.getKey());
serializer.attribute(null, "old", e.getValue());
serializer.endTag(null, "renamed-package");
}
}
mKeySetManager.writeKeySetManagerLPr(serializer);
serializer.endTag(null, "packages");
serializer.endDocument();
str.flush();
FileUtils.sync(fstr);
str.close();
// New settings successfully written, old ones are no longer
// needed.
mBackupSettingsFilename.delete();
FileUtils.setPermissions(mSettingsFilename.toString(),
FileUtils.S_IRUSR|FileUtils.S_IWUSR
|FileUtils.S_IRGRP|FileUtils.S_IWGRP,
-1, -1);
// Write package list file now, use a JournaledFile.
File tempFile = new File(mPackageListFilename.getAbsolutePath() + ".tmp");
JournaledFile journal = new JournaledFile(mPackageListFilename, tempFile);
final File writeTarget = journal.chooseForWrite();
fstr = new FileOutputStream(writeTarget);
str = new BufferedOutputStream(fstr);
try {
FileUtils.setPermissions(fstr.getFD(), 0660, SYSTEM_UID, PACKAGE_INFO_GID);
StringBuilder sb = new StringBuilder();
for (final PackageSetting pkg : mPackages.values()) {
if (pkg.pkg == null || pkg.pkg.applicationInfo == null) {
Slog.w(TAG, "Skipping " + pkg + " due to missing metadata");
continue;
}
final ApplicationInfo ai = pkg.pkg.applicationInfo;
final String dataPath = ai.dataDir;
final boolean isDebug = (ai.flags & ApplicationInfo.FLAG_DEBUGGABLE) != 0;
final int[] gids = pkg.getGids();
// Avoid any application that has a space in its path.
if (dataPath.indexOf(" ") >= 0)
continue;
// we store on each line the following information for now:
//
// pkgName - package name
// userId - application-specific user id
// debugFlag - 0 or 1 if the package is debuggable.
// dataPath - path to package's data path
// seinfo - seinfo label for the app (assigned at install time)
// gids - supplementary gids this app launches with
//
// NOTE: We prefer not to expose all ApplicationInfo flags for now.
//
// DO NOT MODIFY THIS FORMAT UNLESS YOU CAN ALSO MODIFY ITS USERS
// FROM NATIVE CODE. AT THE MOMENT, LOOK AT THE FOLLOWING SOURCES:
// system/core/run-as/run-as.c
// system/core/sdcard/sdcard.c
//
sb.setLength(0);
sb.append(ai.packageName);
sb.append(" ");
sb.append((int)ai.uid);
sb.append(isDebug ? " 1 " : " 0 ");
sb.append(dataPath);
sb.append(" ");
sb.append(ai.seinfo);
sb.append(" ");
if (gids != null && gids.length > 0) {
sb.append(gids[0]);
for (int i = 1; i < gids.length; i++) {
sb.append(",");
sb.append(gids[i]);
}
} else {
sb.append("none");
}
sb.append("\n");
str.write(sb.toString().getBytes());
}
str.flush();
FileUtils.sync(fstr);
str.close();
journal.commit();
} catch (Exception e) {
Log.wtf(TAG, "Failed to write packages.list", e);
IoUtils.closeQuietly(str);
journal.rollback();
}
writeAllUsersPackageRestrictionsLPr();
return;
} catch(XmlPullParserException e) {
Log.wtf(PackageManagerService.TAG, "Unable to write package manager settings, "
+ "current changes will be lost at reboot", e);
} catch(java.io.IOException e) {
Log.wtf(PackageManagerService.TAG, "Unable to write package manager settings, "
+ "current changes will be lost at reboot", e);
}
// Clean up partially written files
if (mSettingsFilename.exists()) {
if (!mSettingsFilename.delete()) {
Log.wtf(PackageManagerService.TAG, "Failed to clean up mangled file: "
+ mSettingsFilename);
}
}
//Debug.stopMethodTracing();
}
void writeDisabledSysPackageLPr(XmlSerializer serializer, final PackageSetting pkg)
throws java.io.IOException {
serializer.startTag(null, "updated-package");
serializer.attribute(null, ATTR_NAME, pkg.name);
if (pkg.realName != null) {
serializer.attribute(null, "realName", pkg.realName);
}
serializer.attribute(null, "codePath", pkg.codePathString);
serializer.attribute(null, "ft", Long.toHexString(pkg.timeStamp));
serializer.attribute(null, "it", Long.toHexString(pkg.firstInstallTime));
serializer.attribute(null, "ut", Long.toHexString(pkg.lastUpdateTime));
serializer.attribute(null, "version", String.valueOf(pkg.versionCode));
if (!pkg.resourcePathString.equals(pkg.codePathString)) {
serializer.attribute(null, "resourcePath", pkg.resourcePathString);
}
if (pkg.nativeLibraryPathString != null) {
serializer.attribute(null, "nativeLibraryPath", pkg.nativeLibraryPathString);
}
if (pkg.sharedUser == null) {
serializer.attribute(null, "userId", Integer.toString(pkg.appId));
} else {
serializer.attribute(null, "sharedUserId", Integer.toString(pkg.appId));
}
serializer.startTag(null, "perms");
if (pkg.sharedUser == null) {
// If this is a shared user, the permissions will
// be written there. We still need to write an
// empty permissions list so permissionsFixed will
// be set.
for (final String name : pkg.grantedPermissions) {
BasePermission bp = mPermissions.get(name);
if (bp != null) {
// We only need to write signature or system permissions but
// this wont
// match the semantics of grantedPermissions. So write all
// permissions.
serializer.startTag(null, TAG_ITEM);
serializer.attribute(null, ATTR_NAME, name);
serializer.endTag(null, TAG_ITEM);
}
}
}
serializer.endTag(null, "perms");
serializer.endTag(null, "updated-package");
}
void writePackageLPr(XmlSerializer serializer, final PackageSetting pkg)
throws java.io.IOException {
serializer.startTag(null, "package");
serializer.attribute(null, ATTR_NAME, pkg.name);
if (pkg.realName != null) {
serializer.attribute(null, "realName", pkg.realName);
}
serializer.attribute(null, "codePath", pkg.codePathString);
if (!pkg.resourcePathString.equals(pkg.codePathString)) {
serializer.attribute(null, "resourcePath", pkg.resourcePathString);
}
if (pkg.nativeLibraryPathString != null) {
serializer.attribute(null, "nativeLibraryPath", pkg.nativeLibraryPathString);
}
serializer.attribute(null, "flags", Integer.toString(pkg.pkgFlags));
serializer.attribute(null, "ft", Long.toHexString(pkg.timeStamp));
serializer.attribute(null, "it", Long.toHexString(pkg.firstInstallTime));
serializer.attribute(null, "ut", Long.toHexString(pkg.lastUpdateTime));
serializer.attribute(null, "version", String.valueOf(pkg.versionCode));
if (pkg.sharedUser == null) {
serializer.attribute(null, "userId", Integer.toString(pkg.appId));
} else {
serializer.attribute(null, "sharedUserId", Integer.toString(pkg.appId));
}
if (pkg.uidError) {
serializer.attribute(null, "uidError", "true");
}
if (pkg.installStatus == PackageSettingBase.PKG_INSTALL_INCOMPLETE) {
serializer.attribute(null, "installStatus", "false");
}
if (pkg.installerPackageName != null) {
serializer.attribute(null, "installer", pkg.installerPackageName);
}
pkg.signatures.writeXml(serializer, "sigs", mPastSignatures);
if ((pkg.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) {
serializer.startTag(null, "perms");
if (pkg.sharedUser == null) {
// If this is a shared user, the permissions will
// be written there. We still need to write an
// empty permissions list so permissionsFixed will
// be set.
for (final String name : pkg.grantedPermissions) {
serializer.startTag(null, TAG_ITEM);
serializer.attribute(null, ATTR_NAME, name);
serializer.endTag(null, TAG_ITEM);
}
}
serializer.endTag(null, "perms");
}
writeSigningKeySetsLPr(serializer, pkg.keySetData);
writeKeySetAliasesLPr(serializer, pkg.keySetData);
serializer.endTag(null, "package");
}
void writeSigningKeySetsLPr(XmlSerializer serializer,
PackageKeySetData data) throws IOException {
for (long id : data.getSigningKeySets()) {
serializer.startTag(null, "signing-keyset");
serializer.attribute(null, "identifier", Long.toString(id));
serializer.endTag(null, "signing-keyset");
}
}
void writeKeySetAliasesLPr(XmlSerializer serializer,
PackageKeySetData data) throws IOException {
for (Map.Entry<String, Long> e: data.getAliases().entrySet()) {
serializer.startTag(null, "defined-keyset");
serializer.attribute(null, "alias", e.getKey());
serializer.attribute(null, "identifier", Long.toString(e.getValue()));
serializer.endTag(null, "defined-keyset");
}
}
void writePermissionLPr(XmlSerializer serializer, BasePermission bp)
throws XmlPullParserException, java.io.IOException {
if (bp.type != BasePermission.TYPE_BUILTIN && bp.sourcePackage != null) {
serializer.startTag(null, TAG_ITEM);
serializer.attribute(null, ATTR_NAME, bp.name);
serializer.attribute(null, "package", bp.sourcePackage);
if (bp.protectionLevel != PermissionInfo.PROTECTION_NORMAL) {
serializer.attribute(null, "protection", Integer.toString(bp.protectionLevel));
}
if (PackageManagerService.DEBUG_SETTINGS)
Log.v(PackageManagerService.TAG, "Writing perm: name=" + bp.name + " type="
+ bp.type);
if (bp.type == BasePermission.TYPE_DYNAMIC) {
final PermissionInfo pi = bp.perm != null ? bp.perm.info : bp.pendingInfo;
if (pi != null) {
serializer.attribute(null, "type", "dynamic");
if (pi.icon != 0) {
serializer.attribute(null, "icon", Integer.toString(pi.icon));
}
if (pi.nonLocalizedLabel != null) {
serializer.attribute(null, "label", pi.nonLocalizedLabel.toString());
}
}
}
serializer.endTag(null, TAG_ITEM);
}
}
ArrayList<PackageSetting> getListOfIncompleteInstallPackagesLPr() {
final HashSet<String> kList = new HashSet<String>(mPackages.keySet());
final Iterator<String> its = kList.iterator();
final ArrayList<PackageSetting> ret = new ArrayList<PackageSetting>();
while (its.hasNext()) {
final String key = its.next();
final PackageSetting ps = mPackages.get(key);
if (ps.getInstallStatus() == PackageSettingBase.PKG_INSTALL_INCOMPLETE) {
ret.add(ps);
}
}
return ret;
}
void addPackageToCleanLPw(PackageCleanItem pkg) {
if (!mPackagesToBeCleaned.contains(pkg)) {
mPackagesToBeCleaned.add(pkg);
}
}
boolean readLPw(PackageManagerService service, List<UserInfo> users, int sdkVersion,
boolean onlyCore) {
FileInputStream str = null;
if (mBackupSettingsFilename.exists()) {
try {
str = new FileInputStream(mBackupSettingsFilename);
mReadMessages.append("Reading from backup settings file\n");
PackageManagerService.reportSettingsProblem(Log.INFO,
"Need to read from backup settings file");
if (mSettingsFilename.exists()) {
// If both the backup and settings file exist, we
// ignore the settings since it might have been
// corrupted.
Slog.w(PackageManagerService.TAG, "Cleaning up settings file "
+ mSettingsFilename);
mSettingsFilename.delete();
}
} catch (java.io.IOException e) {
// We'll try for the normal settings file.
}
}
mPendingPackages.clear();
mPastSignatures.clear();
try {
if (str == null) {
if (!mSettingsFilename.exists()) {
mReadMessages.append("No settings file found\n");
PackageManagerService.reportSettingsProblem(Log.INFO,
"No settings file; creating initial state");
mInternalSdkPlatform = mExternalSdkPlatform = sdkVersion;
return false;
}
str = new FileInputStream(mSettingsFilename);
}
XmlPullParser parser = Xml.newPullParser();
parser.setInput(str, null);
int type;
while ((type = parser.next()) != XmlPullParser.START_TAG
&& type != XmlPullParser.END_DOCUMENT) {
;
}
if (type != XmlPullParser.START_TAG) {
mReadMessages.append("No start tag found in settings file\n");
PackageManagerService.reportSettingsProblem(Log.WARN,
"No start tag found in package manager settings");
Log.wtf(PackageManagerService.TAG,
"No start tag found in package manager settings");
return false;
}
int outerDepth = parser.getDepth();
while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
&& (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) {
if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
continue;
}
String tagName = parser.getName();
if (tagName.equals("package")) {
readPackageLPw(parser);
} else if (tagName.equals("permissions")) {
readPermissionsLPw(mPermissions, parser);
} else if (tagName.equals("permission-trees")) {
readPermissionsLPw(mPermissionTrees, parser);
} else if (tagName.equals("shared-user")) {
readSharedUserLPw(parser);
} else if (tagName.equals("preferred-packages")) {
// no longer used.
} else if (tagName.equals("preferred-activities")) {
// Upgrading from old single-user implementation;
// these are the preferred activities for user 0.
readPreferredActivitiesLPw(parser, 0);
} else if (tagName.equals("updated-package")) {
readDisabledSysPackageLPw(parser);
} else if (tagName.equals("cleaning-package")) {
String name = parser.getAttributeValue(null, ATTR_NAME);
String userStr = parser.getAttributeValue(null, ATTR_USER);
String codeStr = parser.getAttributeValue(null, ATTR_CODE);
if (name != null) {
int userId = 0;
boolean andCode = true;
try {
if (userStr != null) {
userId = Integer.parseInt(userStr);
}
} catch (NumberFormatException e) {
}
if (codeStr != null) {
andCode = Boolean.parseBoolean(codeStr);
}
addPackageToCleanLPw(new PackageCleanItem(userId, name, andCode));
}
} else if (tagName.equals("renamed-package")) {
String nname = parser.getAttributeValue(null, "new");
String oname = parser.getAttributeValue(null, "old");
if (nname != null && oname != null) {
mRenamedPackages.put(nname, oname);
}
} else if (tagName.equals("last-platform-version")) {
mInternalSdkPlatform = mExternalSdkPlatform = 0;
try {
String internal = parser.getAttributeValue(null, "internal");
if (internal != null) {
mInternalSdkPlatform = Integer.parseInt(internal);
}
String external = parser.getAttributeValue(null, "external");
if (external != null) {
mExternalSdkPlatform = Integer.parseInt(external);
}
} catch (NumberFormatException e) {
}
} else if (tagName.equals("verifier")) {
final String deviceIdentity = parser.getAttributeValue(null, "device");
try {
mVerifierDeviceIdentity = VerifierDeviceIdentity.parse(deviceIdentity);
} catch (IllegalArgumentException e) {
Slog.w(PackageManagerService.TAG, "Discard invalid verifier device id: "
+ e.getMessage());
}
} else if (TAG_READ_EXTERNAL_STORAGE.equals(tagName)) {
final String enforcement = parser.getAttributeValue(null, ATTR_ENFORCEMENT);
mReadExternalStorageEnforced = "1".equals(enforcement);
} else if (tagName.equals("keyset-settings")) {
mKeySetManager.readKeySetsLPw(parser);
} else {
Slog.w(PackageManagerService.TAG, "Unknown element under <packages>: "
+ parser.getName());
XmlUtils.skipCurrentTag(parser);
}
}
str.close();
} catch (XmlPullParserException e) {
mReadMessages.append("Error reading: " + e.toString());
PackageManagerService.reportSettingsProblem(Log.ERROR, "Error reading settings: " + e);
Log.wtf(PackageManagerService.TAG, "Error reading package manager settings", e);
} catch (java.io.IOException e) {
mReadMessages.append("Error reading: " + e.toString());
PackageManagerService.reportSettingsProblem(Log.ERROR, "Error reading settings: " + e);
Log.wtf(PackageManagerService.TAG, "Error reading package manager settings", e);
}
final int N = mPendingPackages.size();
for (int i = 0; i < N; i++) {
final PendingPackage pp = mPendingPackages.get(i);
Object idObj = getUserIdLPr(pp.sharedId);
if (idObj != null && idObj instanceof SharedUserSetting) {
PackageSetting p = getPackageLPw(pp.name, null, pp.realName,
(SharedUserSetting) idObj, pp.codePath, pp.resourcePath,
pp.nativeLibraryPathString, pp.versionCode, pp.pkgFlags,
null, true /* add */, false /* allowInstall */);
if (p == null) {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Unable to create application package for " + pp.name);
continue;
}
p.copyFrom(pp);
} else if (idObj != null) {
String msg = "Bad package setting: package " + pp.name + " has shared uid "
+ pp.sharedId + " that is not a shared uid\n";
mReadMessages.append(msg);
PackageManagerService.reportSettingsProblem(Log.ERROR, msg);
} else {
String msg = "Bad package setting: package " + pp.name + " has shared uid "
+ pp.sharedId + " that is not defined\n";
mReadMessages.append(msg);
PackageManagerService.reportSettingsProblem(Log.ERROR, msg);
}
}
mPendingPackages.clear();
if (mBackupStoppedPackagesFilename.exists()
|| mStoppedPackagesFilename.exists()) {
// Read old file
readStoppedLPw();
mBackupStoppedPackagesFilename.delete();
mStoppedPackagesFilename.delete();
// Migrate to new file format
writePackageRestrictionsLPr(0);
} else {
if (users == null) {
readPackageRestrictionsLPr(0);
} else {
for (UserInfo user : users) {
readPackageRestrictionsLPr(user.id);
}
}
}
/*
* Make sure all the updated system packages have their shared users
* associated with them.
*/
final Iterator<PackageSetting> disabledIt = mDisabledSysPackages.values().iterator();
while (disabledIt.hasNext()) {
final PackageSetting disabledPs = disabledIt.next();
final Object id = getUserIdLPr(disabledPs.appId);
if (id != null && id instanceof SharedUserSetting) {
disabledPs.sharedUser = (SharedUserSetting) id;
}
}
mReadMessages.append("Read completed successfully: " + mPackages.size() + " packages, "
+ mSharedUsers.size() + " shared uids\n");
return true;
}
void readDefaultPreferredAppsLPw(PackageManagerService service, int userId) {
// First pull data from any pre-installed apps.
for (PackageSetting ps : mPackages.values()) {
if ((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) != 0 && ps.pkg != null
&& ps.pkg.preferredActivityFilters != null) {
ArrayList<PackageParser.ActivityIntentInfo> intents
= ps.pkg.preferredActivityFilters;
for (int i=0; i<intents.size(); i++) {
PackageParser.ActivityIntentInfo aii = intents.get(i);
applyDefaultPreferredActivityLPw(service, aii, new ComponentName(
ps.name, aii.activity.className), userId);
}
}
}
// Read preferred apps from .../etc/preferred-apps directory.
File preferredDir = new File(Environment.getRootDirectory(), "etc/preferred-apps");
if (!preferredDir.exists() || !preferredDir.isDirectory()) {
return;
}
if (!preferredDir.canRead()) {
Slog.w(TAG, "Directory " + preferredDir + " cannot be read");
return;
}
// Iterate over the files in the directory and scan .xml files
for (File f : preferredDir.listFiles()) {
if (!f.getPath().endsWith(".xml")) {
Slog.i(TAG, "Non-xml file " + f + " in " + preferredDir + " directory, ignoring");
continue;
}
if (!f.canRead()) {
Slog.w(TAG, "Preferred apps file " + f + " cannot be read");
continue;
}
if (PackageManagerService.DEBUG_PREFERRED) Log.d(TAG, "Reading default preferred " + f);
FileInputStream str = null;
try {
str = new FileInputStream(f);
XmlPullParser parser = Xml.newPullParser();
parser.setInput(str, null);
int type;
while ((type = parser.next()) != XmlPullParser.START_TAG
&& type != XmlPullParser.END_DOCUMENT) {
;
}
if (type != XmlPullParser.START_TAG) {
Slog.w(TAG, "Preferred apps file " + f + " does not have start tag");
continue;
}
if (!"preferred-activities".equals(parser.getName())) {
Slog.w(TAG, "Preferred apps file " + f
+ " does not start with 'preferred-activities'");
continue;
}
readDefaultPreferredActivitiesLPw(service, parser, userId);
} catch (XmlPullParserException e) {
Slog.w(TAG, "Error reading apps file " + f, e);
} catch (IOException e) {
Slog.w(TAG, "Error reading apps file " + f, e);
} finally {
if (str != null) {
try {
str.close();
} catch (IOException e) {
}
}
}
}
}
private void applyDefaultPreferredActivityLPw(PackageManagerService service,
IntentFilter tmpPa, ComponentName cn, int userId) {
// The initial preferences only specify the target activity
// component and intent-filter, not the set of matches. So we
// now need to query for the matches to build the correct
// preferred activity entry.
if (PackageManagerService.DEBUG_PREFERRED) {
Log.d(TAG, "Processing preferred:");
tmpPa.dump(new LogPrinter(Log.DEBUG, TAG), " ");
}
Intent intent = new Intent();
int flags = 0;
intent.setAction(tmpPa.getAction(0));
for (int i=0; i<tmpPa.countCategories(); i++) {
String cat = tmpPa.getCategory(i);
if (cat.equals(Intent.CATEGORY_DEFAULT)) {
flags |= PackageManager.MATCH_DEFAULT_ONLY;
} else {
intent.addCategory(cat);
}
}
boolean doNonData = true;
for (int ischeme=0; ischeme<tmpPa.countDataSchemes(); ischeme++) {
boolean doScheme = true;
String scheme = tmpPa.getDataScheme(ischeme);
for (int issp=0; issp<tmpPa.countDataSchemeSpecificParts(); issp++) {
Uri.Builder builder = new Uri.Builder();
builder.scheme(scheme);
PatternMatcher ssp = tmpPa.getDataSchemeSpecificPart(issp);
builder.opaquePart(ssp.getPath());
Intent finalIntent = new Intent(intent);
finalIntent.setData(builder.build());
applyDefaultPreferredActivityLPw(service, finalIntent, flags, cn,
scheme, ssp, null, null, null, userId);
doScheme = false;
}
for (int iauth=0; iauth<tmpPa.countDataAuthorities(); iauth++) {
boolean doAuth = true;
IntentFilter.AuthorityEntry auth = tmpPa.getDataAuthority(iauth);
for (int ipath=0; ipath<tmpPa.countDataPaths(); ipath++) {
Uri.Builder builder = new Uri.Builder();
builder.scheme(scheme);
if (auth.getHost() != null) {
builder.authority(auth.getHost());
}
PatternMatcher path = tmpPa.getDataPath(ipath);
builder.path(path.getPath());
Intent finalIntent = new Intent(intent);
finalIntent.setData(builder.build());
applyDefaultPreferredActivityLPw(service, finalIntent, flags, cn,
scheme, null, auth, path, null, userId);
doAuth = doScheme = false;
}
if (doAuth) {
Uri.Builder builder = new Uri.Builder();
builder.scheme(scheme);
if (auth.getHost() != null) {
builder.authority(auth.getHost());
}
Intent finalIntent = new Intent(intent);
finalIntent.setData(builder.build());
applyDefaultPreferredActivityLPw(service, finalIntent, flags, cn,
scheme, null, auth, null, null, userId);
doScheme = false;
}
}
if (doScheme) {
Uri.Builder builder = new Uri.Builder();
builder.scheme(scheme);
Intent finalIntent = new Intent(intent);
finalIntent.setData(builder.build());
applyDefaultPreferredActivityLPw(service, finalIntent, flags, cn,
scheme, null, null, null, null, userId);
}
doNonData = false;
}
for (int idata=0; idata<tmpPa.countDataTypes(); idata++) {
Intent finalIntent = new Intent(intent);
String mimeType = tmpPa.getDataType(idata);
finalIntent.setType(mimeType);
applyDefaultPreferredActivityLPw(service, finalIntent, flags, cn,
null, null, null, null, mimeType, userId);
doNonData = false;
}
if (doNonData) {
applyDefaultPreferredActivityLPw(service, intent, flags, cn,
null, null, null, null, null, userId);
}
}
private void applyDefaultPreferredActivityLPw(PackageManagerService service,
Intent intent, int flags, ComponentName cn, String scheme, PatternMatcher ssp,
IntentFilter.AuthorityEntry auth, PatternMatcher path, String mimeType,
int userId) {
List<ResolveInfo> ri = service.mActivities.queryIntent(intent,
intent.getType(), flags, 0);
if (PackageManagerService.DEBUG_PREFERRED) Log.d(TAG, "Queried " + intent
+ " results: " + ri);
int match = 0;
if (ri != null && ri.size() > 1) {
boolean haveAct = false;
boolean haveNonSys = false;
ComponentName[] set = new ComponentName[ri.size()];
for (int i=0; i<ri.size(); i++) {
ActivityInfo ai = ri.get(i).activityInfo;
set[i] = new ComponentName(ai.packageName, ai.name);
if ((ai.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) == 0) {
// If any of the matches are not system apps, then
// there is a third party app that is now an option...
// so don't set a default since we don't want to hide it.
if (PackageManagerService.DEBUG_PREFERRED) Log.d(TAG, "Result "
+ ai.packageName + "/" + ai.name + ": non-system!");
haveNonSys = true;
break;
} else if (cn.getPackageName().equals(ai.packageName)
&& cn.getClassName().equals(ai.name)) {
if (PackageManagerService.DEBUG_PREFERRED) Log.d(TAG, "Result "
+ ai.packageName + "/" + ai.name + ": default!");
haveAct = true;
match = ri.get(i).match;
} else {
if (PackageManagerService.DEBUG_PREFERRED) Log.d(TAG, "Result "
+ ai.packageName + "/" + ai.name + ": skipped");
}
}
if (haveAct && !haveNonSys) {
IntentFilter filter = new IntentFilter();
if (intent.getAction() != null) {
filter.addAction(intent.getAction());
}
for (String cat : intent.getCategories()) {
filter.addCategory(cat);
}
if ((flags&PackageManager.MATCH_DEFAULT_ONLY) != 0) {
filter.addCategory(Intent.CATEGORY_DEFAULT);
}
if (scheme != null) {
filter.addDataScheme(scheme);
}
if (ssp != null) {
filter.addDataSchemeSpecificPart(ssp.getPath(), ssp.getType());
}
if (auth != null) {
filter.addDataAuthority(auth);
}
if (path != null) {
filter.addDataPath(path);
}
PreferredActivity pa = new PreferredActivity(filter, match, set, cn, true);
editPreferredActivitiesLPw(userId).addFilter(pa);
} else if (!haveNonSys) {
Slog.w(TAG, "No component found for default preferred activity " + cn);
}
}
}
private void readDefaultPreferredActivitiesLPw(PackageManagerService service,
XmlPullParser parser, int userId)
throws XmlPullParserException, IOException {
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;
}
String tagName = parser.getName();
if (tagName.equals(TAG_ITEM)) {
PreferredActivity tmpPa = new PreferredActivity(parser);
if (tmpPa.mPref.getParseError() == null) {
applyDefaultPreferredActivityLPw(service, tmpPa, tmpPa.mPref.mComponent,
userId);
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: <preferred-activity> "
+ tmpPa.mPref.getParseError() + " at "
+ parser.getPositionDescription());
}
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Unknown element under <preferred-activities>: " + parser.getName());
XmlUtils.skipCurrentTag(parser);
}
}
}
private int readInt(XmlPullParser parser, String ns, String name, int defValue) {
String v = parser.getAttributeValue(ns, name);
try {
if (v == null) {
return defValue;
}
return Integer.parseInt(v);
} catch (NumberFormatException e) {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: attribute " + name
+ " has bad integer value " + v + " at "
+ parser.getPositionDescription());
}
return defValue;
}
private void readPermissionsLPw(HashMap<String, BasePermission> out, XmlPullParser parser)
throws IOException, XmlPullParserException {
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;
}
final String tagName = parser.getName();
if (tagName.equals(TAG_ITEM)) {
final String name = parser.getAttributeValue(null, ATTR_NAME);
final String sourcePackage = parser.getAttributeValue(null, "package");
final String ptype = parser.getAttributeValue(null, "type");
if (name != null && sourcePackage != null) {
final boolean dynamic = "dynamic".equals(ptype);
final BasePermission bp = new BasePermission(name, sourcePackage,
dynamic ? BasePermission.TYPE_DYNAMIC : BasePermission.TYPE_NORMAL);
bp.protectionLevel = readInt(parser, null, "protection",
PermissionInfo.PROTECTION_NORMAL);
bp.protectionLevel = PermissionInfo.fixProtectionLevel(bp.protectionLevel);
if (dynamic) {
PermissionInfo pi = new PermissionInfo();
pi.packageName = sourcePackage.intern();
pi.name = name.intern();
pi.icon = readInt(parser, null, "icon", 0);
pi.nonLocalizedLabel = parser.getAttributeValue(null, "label");
pi.protectionLevel = bp.protectionLevel;
bp.pendingInfo = pi;
}
out.put(bp.name, bp);
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: permissions has" + " no name at "
+ parser.getPositionDescription());
}
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Unknown element reading permissions: " + parser.getName() + " at "
+ parser.getPositionDescription());
}
XmlUtils.skipCurrentTag(parser);
}
}
private void readDisabledSysPackageLPw(XmlPullParser parser) throws XmlPullParserException,
IOException {
String name = parser.getAttributeValue(null, ATTR_NAME);
String realName = parser.getAttributeValue(null, "realName");
String codePathStr = parser.getAttributeValue(null, "codePath");
String resourcePathStr = parser.getAttributeValue(null, "resourcePath");
String nativeLibraryPathStr = parser.getAttributeValue(null, "nativeLibraryPath");
if (resourcePathStr == null) {
resourcePathStr = codePathStr;
}
String version = parser.getAttributeValue(null, "version");
int versionCode = 0;
if (version != null) {
try {
versionCode = Integer.parseInt(version);
} catch (NumberFormatException e) {
}
}
int pkgFlags = 0;
pkgFlags |= ApplicationInfo.FLAG_SYSTEM;
final File codePathFile = new File(codePathStr);
if (PackageManagerService.locationIsPrivileged(codePathFile)) {
pkgFlags |= ApplicationInfo.FLAG_PRIVILEGED;
}
PackageSetting ps = new PackageSetting(name, realName, codePathFile,
new File(resourcePathStr), nativeLibraryPathStr, versionCode, pkgFlags);
String timeStampStr = parser.getAttributeValue(null, "ft");
if (timeStampStr != null) {
try {
long timeStamp = Long.parseLong(timeStampStr, 16);
ps.setTimeStamp(timeStamp);
} catch (NumberFormatException e) {
}
} else {
timeStampStr = parser.getAttributeValue(null, "ts");
if (timeStampStr != null) {
try {
long timeStamp = Long.parseLong(timeStampStr);
ps.setTimeStamp(timeStamp);
} catch (NumberFormatException e) {
}
}
}
timeStampStr = parser.getAttributeValue(null, "it");
if (timeStampStr != null) {
try {
ps.firstInstallTime = Long.parseLong(timeStampStr, 16);
} catch (NumberFormatException e) {
}
}
timeStampStr = parser.getAttributeValue(null, "ut");
if (timeStampStr != null) {
try {
ps.lastUpdateTime = Long.parseLong(timeStampStr, 16);
} catch (NumberFormatException e) {
}
}
String idStr = parser.getAttributeValue(null, "userId");
ps.appId = idStr != null ? Integer.parseInt(idStr) : 0;
if (ps.appId <= 0) {
String sharedIdStr = parser.getAttributeValue(null, "sharedUserId");
ps.appId = sharedIdStr != null ? Integer.parseInt(sharedIdStr) : 0;
}
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;
}
String tagName = parser.getName();
if (tagName.equals("perms")) {
readGrantedPermissionsLPw(parser, ps.grantedPermissions);
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Unknown element under <updated-package>: " + parser.getName());
XmlUtils.skipCurrentTag(parser);
}
}
mDisabledSysPackages.put(name, ps);
}
private void readPackageLPw(XmlPullParser parser) throws XmlPullParserException, IOException {
String name = null;
String realName = null;
String idStr = null;
String sharedIdStr = null;
String codePathStr = null;
String resourcePathStr = null;
String nativeLibraryPathStr = null;
String systemStr = null;
String installerPackageName = null;
String uidError = null;
int pkgFlags = 0;
long timeStamp = 0;
long firstInstallTime = 0;
long lastUpdateTime = 0;
PackageSettingBase packageSetting = null;
String version = null;
int versionCode = 0;
try {
name = parser.getAttributeValue(null, ATTR_NAME);
realName = parser.getAttributeValue(null, "realName");
idStr = parser.getAttributeValue(null, "userId");
uidError = parser.getAttributeValue(null, "uidError");
sharedIdStr = parser.getAttributeValue(null, "sharedUserId");
codePathStr = parser.getAttributeValue(null, "codePath");
resourcePathStr = parser.getAttributeValue(null, "resourcePath");
nativeLibraryPathStr = parser.getAttributeValue(null, "nativeLibraryPath");
version = parser.getAttributeValue(null, "version");
if (version != null) {
try {
versionCode = Integer.parseInt(version);
} catch (NumberFormatException e) {
}
}
installerPackageName = parser.getAttributeValue(null, "installer");
systemStr = parser.getAttributeValue(null, "flags");
if (systemStr != null) {
try {
pkgFlags = Integer.parseInt(systemStr);
} catch (NumberFormatException e) {
}
} else {
// For backward compatibility
systemStr = parser.getAttributeValue(null, "system");
if (systemStr != null) {
pkgFlags |= ("true".equalsIgnoreCase(systemStr)) ? ApplicationInfo.FLAG_SYSTEM
: 0;
} else {
// Old settings that don't specify system... just treat
// them as system, good enough.
pkgFlags |= ApplicationInfo.FLAG_SYSTEM;
}
}
String timeStampStr = parser.getAttributeValue(null, "ft");
if (timeStampStr != null) {
try {
timeStamp = Long.parseLong(timeStampStr, 16);
} catch (NumberFormatException e) {
}
} else {
timeStampStr = parser.getAttributeValue(null, "ts");
if (timeStampStr != null) {
try {
timeStamp = Long.parseLong(timeStampStr);
} catch (NumberFormatException e) {
}
}
}
timeStampStr = parser.getAttributeValue(null, "it");
if (timeStampStr != null) {
try {
firstInstallTime = Long.parseLong(timeStampStr, 16);
} catch (NumberFormatException e) {
}
}
timeStampStr = parser.getAttributeValue(null, "ut");
if (timeStampStr != null) {
try {
lastUpdateTime = Long.parseLong(timeStampStr, 16);
} catch (NumberFormatException e) {
}
}
if (PackageManagerService.DEBUG_SETTINGS)
Log.v(PackageManagerService.TAG, "Reading package: " + name + " userId=" + idStr
+ " sharedUserId=" + sharedIdStr);
int userId = idStr != null ? Integer.parseInt(idStr) : 0;
if (resourcePathStr == null) {
resourcePathStr = codePathStr;
}
if (realName != null) {
realName = realName.intern();
}
if (name == null) {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: <package> has no name at "
+ parser.getPositionDescription());
} else if (codePathStr == null) {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: <package> has no codePath at "
+ parser.getPositionDescription());
} else if (userId > 0) {
packageSetting = addPackageLPw(name.intern(), realName, new File(codePathStr),
new File(resourcePathStr), nativeLibraryPathStr, userId, versionCode,
pkgFlags);
if (PackageManagerService.DEBUG_SETTINGS)
Log.i(PackageManagerService.TAG, "Reading package " + name + ": userId="
+ userId + " pkg=" + packageSetting);
if (packageSetting == null) {
PackageManagerService.reportSettingsProblem(Log.ERROR, "Failure adding uid "
+ userId + " while parsing settings at "
+ parser.getPositionDescription());
} else {
packageSetting.setTimeStamp(timeStamp);
packageSetting.firstInstallTime = firstInstallTime;
packageSetting.lastUpdateTime = lastUpdateTime;
}
} else if (sharedIdStr != null) {
userId = sharedIdStr != null ? Integer.parseInt(sharedIdStr) : 0;
if (userId > 0) {
packageSetting = new PendingPackage(name.intern(), realName, new File(
codePathStr), new File(resourcePathStr), nativeLibraryPathStr, userId,
versionCode, pkgFlags);
packageSetting.setTimeStamp(timeStamp);
packageSetting.firstInstallTime = firstInstallTime;
packageSetting.lastUpdateTime = lastUpdateTime;
mPendingPackages.add((PendingPackage) packageSetting);
if (PackageManagerService.DEBUG_SETTINGS)
Log.i(PackageManagerService.TAG, "Reading package " + name
+ ": sharedUserId=" + userId + " pkg=" + packageSetting);
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: package " + name
+ " has bad sharedId " + sharedIdStr + " at "
+ parser.getPositionDescription());
}
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: package " + name + " has bad userId "
+ idStr + " at " + parser.getPositionDescription());
}
} catch (NumberFormatException e) {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: package " + name + " has bad userId "
+ idStr + " at " + parser.getPositionDescription());
}
if (packageSetting != null) {
packageSetting.uidError = "true".equals(uidError);
packageSetting.installerPackageName = installerPackageName;
packageSetting.nativeLibraryPathString = nativeLibraryPathStr;
// Handle legacy string here for single-user mode
final String enabledStr = parser.getAttributeValue(null, ATTR_ENABLED);
if (enabledStr != null) {
try {
packageSetting.setEnabled(Integer.parseInt(enabledStr), 0 /* userId */, null);
} catch (NumberFormatException e) {
if (enabledStr.equalsIgnoreCase("true")) {
packageSetting.setEnabled(COMPONENT_ENABLED_STATE_ENABLED, 0, null);
} else if (enabledStr.equalsIgnoreCase("false")) {
packageSetting.setEnabled(COMPONENT_ENABLED_STATE_DISABLED, 0, null);
} else if (enabledStr.equalsIgnoreCase("default")) {
packageSetting.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 0, null);
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: package " + name
+ " has bad enabled value: " + idStr + " at "
+ parser.getPositionDescription());
}
}
} else {
packageSetting.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 0, null);
}
final String installStatusStr = parser.getAttributeValue(null, "installStatus");
if (installStatusStr != null) {
if (installStatusStr.equalsIgnoreCase("false")) {
packageSetting.installStatus = PackageSettingBase.PKG_INSTALL_INCOMPLETE;
} else {
packageSetting.installStatus = PackageSettingBase.PKG_INSTALL_COMPLETE;
}
}
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;
}
String tagName = parser.getName();
// Legacy
if (tagName.equals(TAG_DISABLED_COMPONENTS)) {
readDisabledComponentsLPw(packageSetting, parser, 0);
} else if (tagName.equals(TAG_ENABLED_COMPONENTS)) {
readEnabledComponentsLPw(packageSetting, parser, 0);
} else if (tagName.equals("sigs")) {
packageSetting.signatures.readXml(parser, mPastSignatures);
} else if (tagName.equals("perms")) {
readGrantedPermissionsLPw(parser, packageSetting.grantedPermissions);
packageSetting.permissionsFixed = true;
} else if (tagName.equals("signing-keyset")) {
long id = Long.parseLong(parser.getAttributeValue(null, "identifier"));
packageSetting.keySetData.addSigningKeySet(id);
if (false) Slog.d(TAG, "Adding signing keyset " + Long.toString(id)
+ " to " + name);
} else if (tagName.equals("defined-keyset")) {
long id = Long.parseLong(parser.getAttributeValue(null, "identifier"));
String alias = parser.getAttributeValue(null, "alias");
packageSetting.keySetData.addDefinedKeySet(id, alias);
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Unknown element under <package>: " + parser.getName());
XmlUtils.skipCurrentTag(parser);
}
}
} else {
XmlUtils.skipCurrentTag(parser);
}
}
private void readDisabledComponentsLPw(PackageSettingBase packageSetting, XmlPullParser parser,
int userId) throws IOException, XmlPullParserException {
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;
}
String tagName = parser.getName();
if (tagName.equals(TAG_ITEM)) {
String name = parser.getAttributeValue(null, ATTR_NAME);
if (name != null) {
packageSetting.addDisabledComponent(name.intern(), userId);
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: <disabled-components> has"
+ " no name at " + parser.getPositionDescription());
}
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Unknown element under <disabled-components>: " + parser.getName());
}
XmlUtils.skipCurrentTag(parser);
}
}
private void readEnabledComponentsLPw(PackageSettingBase packageSetting, XmlPullParser parser,
int userId) throws IOException, XmlPullParserException {
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;
}
String tagName = parser.getName();
if (tagName.equals(TAG_ITEM)) {
String name = parser.getAttributeValue(null, ATTR_NAME);
if (name != null) {
packageSetting.addEnabledComponent(name.intern(), userId);
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: <enabled-components> has"
+ " no name at " + parser.getPositionDescription());
}
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Unknown element under <enabled-components>: " + parser.getName());
}
XmlUtils.skipCurrentTag(parser);
}
}
private void readSharedUserLPw(XmlPullParser parser) throws XmlPullParserException,IOException {
String name = null;
String idStr = null;
int pkgFlags = 0;
SharedUserSetting su = null;
try {
name = parser.getAttributeValue(null, ATTR_NAME);
idStr = parser.getAttributeValue(null, "userId");
int userId = idStr != null ? Integer.parseInt(idStr) : 0;
if ("true".equals(parser.getAttributeValue(null, "system"))) {
pkgFlags |= ApplicationInfo.FLAG_SYSTEM;
}
if (name == null) {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: <shared-user> has no name at "
+ parser.getPositionDescription());
} else if (userId == 0) {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: shared-user " + name
+ " has bad userId " + idStr + " at "
+ parser.getPositionDescription());
} else {
if ((su = addSharedUserLPw(name.intern(), userId, pkgFlags)) == null) {
PackageManagerService
.reportSettingsProblem(Log.ERROR, "Occurred while parsing settings at "
+ parser.getPositionDescription());
}
}
} catch (NumberFormatException e) {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: package " + name + " has bad userId "
+ idStr + " at " + parser.getPositionDescription());
}
;
if (su != null) {
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;
}
String tagName = parser.getName();
if (tagName.equals("sigs")) {
su.signatures.readXml(parser, mPastSignatures);
} else if (tagName.equals("perms")) {
readGrantedPermissionsLPw(parser, su.grantedPermissions);
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Unknown element under <shared-user>: " + parser.getName());
XmlUtils.skipCurrentTag(parser);
}
}
} else {
XmlUtils.skipCurrentTag(parser);
}
}
private void readGrantedPermissionsLPw(XmlPullParser parser, HashSet<String> outPerms)
throws IOException, XmlPullParserException {
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;
}
String tagName = parser.getName();
if (tagName.equals(TAG_ITEM)) {
String name = parser.getAttributeValue(null, ATTR_NAME);
if (name != null) {
outPerms.add(name.intern());
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Error in package manager settings: <perms> has" + " no name at "
+ parser.getPositionDescription());
}
} else {
PackageManagerService.reportSettingsProblem(Log.WARN,
"Unknown element under <perms>: " + parser.getName());
}
XmlUtils.skipCurrentTag(parser);
}
}
void createNewUserLILPw(PackageManagerService service, Installer installer,
int userHandle, File path) {
path.mkdir();
FileUtils.setPermissions(path.toString(), FileUtils.S_IRWXU | FileUtils.S_IRWXG
| FileUtils.S_IXOTH, -1, -1);
for (PackageSetting ps : mPackages.values()) {
// Only system apps are initially installed.
ps.setInstalled((ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) != 0, userHandle);
// Need to create a data directory for all apps under this user.
installer.createUserData(ps.name,
UserHandle.getUid(userHandle, ps.appId), userHandle);
}
readDefaultPreferredAppsLPw(service, userHandle);
writePackageRestrictionsLPr(userHandle);
}
void removeUserLPr(int userId) {
Set<Entry<String, PackageSetting>> entries = mPackages.entrySet();
for (Entry<String, PackageSetting> entry : entries) {
entry.getValue().removeUser(userId);
}
mPreferredActivities.remove(userId);
File file = getUserPackagesStateFile(userId);
file.delete();
file = getUserPackagesStateBackupFile(userId);
file.delete();
}
// This should be called (at least) whenever an application is removed
private void setFirstAvailableUid(int uid) {
if (uid > mFirstAvailableUid) {
mFirstAvailableUid = uid;
}
}
// Returns -1 if we could not find an available UserId to assign
private int newUserIdLPw(Object obj) {
// Let's be stupidly inefficient for now...
final int N = mUserIds.size();
for (int i = mFirstAvailableUid; i < N; i++) {
if (mUserIds.get(i) == null) {
mUserIds.set(i, obj);
return Process.FIRST_APPLICATION_UID + i;
}
}
// None left?
if (N > (Process.LAST_APPLICATION_UID-Process.FIRST_APPLICATION_UID)) {
return -1;
}
mUserIds.add(obj);
return Process.FIRST_APPLICATION_UID + N;
}
public VerifierDeviceIdentity getVerifierDeviceIdentityLPw() {
if (mVerifierDeviceIdentity == null) {
mVerifierDeviceIdentity = VerifierDeviceIdentity.generate();
writeLPr();
}
return mVerifierDeviceIdentity;
}
public PackageSetting getDisabledSystemPkgLPr(String name) {
PackageSetting ps = mDisabledSysPackages.get(name);
return ps;
}
private String compToString(HashSet<String> cmp) {
return cmp != null ? Arrays.toString(cmp.toArray()) : "[]";
}
boolean isEnabledLPr(ComponentInfo componentInfo, int flags, int userId) {
if ((flags&PackageManager.GET_DISABLED_COMPONENTS) != 0) {
return true;
}
final String pkgName = componentInfo.packageName;
final PackageSetting packageSettings = mPackages.get(pkgName);
if (PackageManagerService.DEBUG_SETTINGS) {
Log.v(PackageManagerService.TAG, "isEnabledLock - packageName = "
+ componentInfo.packageName + " componentName = " + componentInfo.name);
Log.v(PackageManagerService.TAG, "enabledComponents: "
+ compToString(packageSettings.getEnabledComponents(userId)));
Log.v(PackageManagerService.TAG, "disabledComponents: "
+ compToString(packageSettings.getDisabledComponents(userId)));
}
if (packageSettings == null) {
return false;
}
PackageUserState ustate = packageSettings.readUserState(userId);
if ((flags&PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS) != 0) {
if (ustate.enabled == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED) {
return true;
}
}
if (ustate.enabled == COMPONENT_ENABLED_STATE_DISABLED
|| ustate.enabled == COMPONENT_ENABLED_STATE_DISABLED_USER
|| ustate.enabled == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED
|| (packageSettings.pkg != null && !packageSettings.pkg.applicationInfo.enabled
&& ustate.enabled == COMPONENT_ENABLED_STATE_DEFAULT)) {
return false;
}
if (ustate.enabledComponents != null
&& ustate.enabledComponents.contains(componentInfo.name)) {
return true;
}
if (ustate.disabledComponents != null
&& ustate.disabledComponents.contains(componentInfo.name)) {
return false;
}
return componentInfo.enabled;
}
String getInstallerPackageNameLPr(String packageName) {
final PackageSetting pkg = mPackages.get(packageName);
if (pkg == null) {
throw new IllegalArgumentException("Unknown package: " + packageName);
}
return pkg.installerPackageName;
}
int getApplicationEnabledSettingLPr(String packageName, int userId) {
final PackageSetting pkg = mPackages.get(packageName);
if (pkg == null) {
throw new IllegalArgumentException("Unknown package: " + packageName);
}
return pkg.getEnabled(userId);
}
int getComponentEnabledSettingLPr(ComponentName componentName, int userId) {
final String packageName = componentName.getPackageName();
final PackageSetting pkg = mPackages.get(packageName);
if (pkg == null) {
throw new IllegalArgumentException("Unknown component: " + componentName);
}
final String classNameStr = componentName.getClassName();
return pkg.getCurrentEnabledStateLPr(classNameStr, userId);
}
boolean setPackageStoppedStateLPw(String packageName, boolean stopped,
boolean allowedByPermission, int uid, int userId) {
int appId = UserHandle.getAppId(uid);
final PackageSetting pkgSetting = mPackages.get(packageName);
if (pkgSetting == null) {
throw new IllegalArgumentException("Unknown package: " + packageName);
}
if (!allowedByPermission && (appId != pkgSetting.appId)) {
throw new SecurityException(
"Permission Denial: attempt to change stopped state from pid="
+ Binder.getCallingPid()
+ ", uid=" + uid + ", package uid=" + pkgSetting.appId);
}
if (DEBUG_STOPPED) {
if (stopped) {
RuntimeException e = new RuntimeException("here");
e.fillInStackTrace();
Slog.i(TAG, "Stopping package " + packageName, e);
}
}
if (pkgSetting.getStopped(userId) != stopped) {
pkgSetting.setStopped(stopped, userId);
// pkgSetting.pkg.mSetStopped = stopped;
if (pkgSetting.getNotLaunched(userId)) {
if (pkgSetting.installerPackageName != null) {
PackageManagerService.sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH,
pkgSetting.name, null,
pkgSetting.installerPackageName, null, new int[] {userId});
}
pkgSetting.setNotLaunched(false, userId);
}
return true;
}
return false;
}
private List<UserInfo> getAllUsers() {
long id = Binder.clearCallingIdentity();
try {
return UserManagerService.getInstance().getUsers(false);
} catch (NullPointerException npe) {
// packagemanager not yet initialized
} finally {
Binder.restoreCallingIdentity(id);
}
return null;
}
static final void printFlags(PrintWriter pw, int val, Object[] spec) {
pw.print("[ ");
for (int i=0; i<spec.length; i+=2) {
int mask = (Integer)spec[i];
if ((val & mask) != 0) {
pw.print(spec[i+1]);
pw.print(" ");
}
}
pw.print("]");
}
static final Object[] FLAG_DUMP_SPEC = new Object[] {
ApplicationInfo.FLAG_SYSTEM, "SYSTEM",
ApplicationInfo.FLAG_DEBUGGABLE, "DEBUGGABLE",
ApplicationInfo.FLAG_HAS_CODE, "HAS_CODE",
ApplicationInfo.FLAG_PERSISTENT, "PERSISTENT",
ApplicationInfo.FLAG_FACTORY_TEST, "FACTORY_TEST",
ApplicationInfo.FLAG_ALLOW_TASK_REPARENTING, "ALLOW_TASK_REPARENTING",
ApplicationInfo.FLAG_ALLOW_CLEAR_USER_DATA, "ALLOW_CLEAR_USER_DATA",
ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, "UPDATED_SYSTEM_APP",
ApplicationInfo.FLAG_TEST_ONLY, "TEST_ONLY",
ApplicationInfo.FLAG_VM_SAFE_MODE, "VM_SAFE_MODE",
ApplicationInfo.FLAG_ALLOW_BACKUP, "ALLOW_BACKUP",
ApplicationInfo.FLAG_KILL_AFTER_RESTORE, "KILL_AFTER_RESTORE",
ApplicationInfo.FLAG_RESTORE_ANY_VERSION, "RESTORE_ANY_VERSION",
ApplicationInfo.FLAG_EXTERNAL_STORAGE, "EXTERNAL_STORAGE",
ApplicationInfo.FLAG_LARGE_HEAP, "LARGE_HEAP",
ApplicationInfo.FLAG_PRIVILEGED, "PRIVILEGED",
ApplicationInfo.FLAG_FORWARD_LOCK, "FORWARD_LOCK",
ApplicationInfo.FLAG_CANT_SAVE_STATE, "CANT_SAVE_STATE",
};
void dumpPackageLPr(PrintWriter pw, String prefix, PackageSetting ps, SimpleDateFormat sdf,
Date date, List<UserInfo> users) {
pw.print(prefix); pw.print("Package [");
pw.print(ps.realName != null ? ps.realName : ps.name);
pw.print("] (");
pw.print(Integer.toHexString(System.identityHashCode(ps)));
pw.println("):");
if (ps.realName != null) {
pw.print(prefix); pw.print(" compat name=");
pw.println(ps.name);
}
pw.print(prefix); pw.print(" userId="); pw.print(ps.appId);
pw.print(" gids="); pw.println(PackageManagerService.arrayToString(ps.gids));
if (ps.sharedUser != null) {
pw.print(prefix); pw.print(" sharedUser="); pw.println(ps.sharedUser);
}
pw.print(prefix); pw.print(" pkg="); pw.println(ps.pkg);
pw.print(prefix); pw.print(" codePath="); pw.println(ps.codePathString);
pw.print(prefix); pw.print(" resourcePath="); pw.println(ps.resourcePathString);
pw.print(prefix); pw.print(" nativeLibraryPath="); pw.println(ps.nativeLibraryPathString);
pw.print(prefix); pw.print(" versionCode="); pw.print(ps.versionCode);
if (ps.pkg != null) {
pw.print(" targetSdk="); pw.print(ps.pkg.applicationInfo.targetSdkVersion);
}
pw.println();
if (ps.pkg != null) {
pw.print(prefix); pw.print(" versionName="); pw.println(ps.pkg.mVersionName);
pw.print(prefix); pw.print(" applicationInfo=");
pw.println(ps.pkg.applicationInfo.toString());
pw.print(prefix); pw.print(" flags="); printFlags(pw, ps.pkg.applicationInfo.flags,
FLAG_DUMP_SPEC); pw.println();
pw.print(prefix); pw.print(" dataDir="); pw.println(ps.pkg.applicationInfo.dataDir);
if (ps.pkg.mOperationPending) {
pw.print(prefix); pw.println(" mOperationPending=true");
}
pw.print(prefix); pw.print(" supportsScreens=[");
boolean first = true;
if ((ps.pkg.applicationInfo.flags & ApplicationInfo.FLAG_SUPPORTS_SMALL_SCREENS) != 0) {
if (!first)
pw.print(", ");
first = false;
pw.print("small");
}
if ((ps.pkg.applicationInfo.flags & ApplicationInfo.FLAG_SUPPORTS_NORMAL_SCREENS) != 0) {
if (!first)
pw.print(", ");
first = false;
pw.print("medium");
}
if ((ps.pkg.applicationInfo.flags & ApplicationInfo.FLAG_SUPPORTS_LARGE_SCREENS) != 0) {
if (!first)
pw.print(", ");
first = false;
pw.print("large");
}
if ((ps.pkg.applicationInfo.flags & ApplicationInfo.FLAG_SUPPORTS_XLARGE_SCREENS) != 0) {
if (!first)
pw.print(", ");
first = false;
pw.print("xlarge");
}
if ((ps.pkg.applicationInfo.flags & ApplicationInfo.FLAG_RESIZEABLE_FOR_SCREENS) != 0) {
if (!first)
pw.print(", ");
first = false;
pw.print("resizeable");
}
if ((ps.pkg.applicationInfo.flags & ApplicationInfo.FLAG_SUPPORTS_SCREEN_DENSITIES) != 0) {
if (!first)
pw.print(", ");
first = false;
pw.print("anyDensity");
}
pw.println("]");
if (ps.pkg.libraryNames != null && ps.pkg.libraryNames.size() > 0) {
pw.print(prefix); pw.println(" libraries:");
for (int i=0; i<ps.pkg.libraryNames.size(); i++) {
pw.print(prefix); pw.print(" "); pw.println(ps.pkg.libraryNames.get(i));
}
}
if (ps.pkg.usesLibraries != null && ps.pkg.usesLibraries.size() > 0) {
pw.print(prefix); pw.println(" usesLibraries:");
for (int i=0; i<ps.pkg.usesLibraries.size(); i++) {
pw.print(prefix); pw.print(" "); pw.println(ps.pkg.usesLibraries.get(i));
}
}
if (ps.pkg.usesOptionalLibraries != null
&& ps.pkg.usesOptionalLibraries.size() > 0) {
pw.print(prefix); pw.println(" usesOptionalLibraries:");
for (int i=0; i<ps.pkg.usesOptionalLibraries.size(); i++) {
pw.print(prefix); pw.print(" ");
pw.println(ps.pkg.usesOptionalLibraries.get(i));
}
}
if (ps.pkg.usesLibraryFiles != null
&& ps.pkg.usesLibraryFiles.length > 0) {
pw.print(prefix); pw.println(" usesLibraryFiles:");
for (int i=0; i<ps.pkg.usesLibraryFiles.length; i++) {
pw.print(prefix); pw.print(" "); pw.println(ps.pkg.usesLibraryFiles[i]);
}
}
}
pw.print(prefix); pw.print(" timeStamp=");
date.setTime(ps.timeStamp);
pw.println(sdf.format(date));
pw.print(prefix); pw.print(" firstInstallTime=");
date.setTime(ps.firstInstallTime);
pw.println(sdf.format(date));
pw.print(prefix); pw.print(" lastUpdateTime=");
date.setTime(ps.lastUpdateTime);
pw.println(sdf.format(date));
if (ps.installerPackageName != null) {
pw.print(prefix); pw.print(" installerPackageName=");
pw.println(ps.installerPackageName);
}
pw.print(prefix); pw.print(" signatures="); pw.println(ps.signatures);
pw.print(prefix); pw.print(" permissionsFixed="); pw.print(ps.permissionsFixed);
pw.print(" haveGids="); pw.print(ps.haveGids);
pw.print(" installStatus="); pw.println(ps.installStatus);
pw.print(prefix); pw.print(" pkgFlags="); printFlags(pw, ps.pkgFlags, FLAG_DUMP_SPEC);
pw.println();
for (UserInfo user : users) {
pw.print(prefix); pw.print(" User "); pw.print(user.id); pw.print(": ");
pw.print(" installed=");
pw.print(ps.getInstalled(user.id));
pw.print(" blocked=");
pw.print(ps.getBlocked(user.id));
pw.print(" stopped=");
pw.print(ps.getStopped(user.id));
pw.print(" notLaunched=");
pw.print(ps.getNotLaunched(user.id));
pw.print(" enabled=");
pw.println(ps.getEnabled(user.id));
String lastDisabledAppCaller = ps.getLastDisabledAppCaller(user.id);
if (lastDisabledAppCaller != null) {
pw.print(prefix); pw.print(" lastDisabledCaller: ");
pw.println(lastDisabledAppCaller);
}
HashSet<String> cmp = ps.getDisabledComponents(user.id);
if (cmp != null && cmp.size() > 0) {
pw.print(prefix); pw.println(" disabledComponents:");
for (String s : cmp) {
pw.print(prefix); pw.print(" "); pw.println(s);
}
}
cmp = ps.getEnabledComponents(user.id);
if (cmp != null && cmp.size() > 0) {
pw.print(prefix); pw.println(" enabledComponents:");
for (String s : cmp) {
pw.print(prefix); pw.print(" "); pw.println(s);
}
}
}
if (ps.grantedPermissions.size() > 0) {
pw.print(prefix); pw.println(" grantedPermissions:");
for (String s : ps.grantedPermissions) {
pw.print(prefix); pw.print(" "); pw.println(s);
}
}
}
void dumpPackagesLPr(PrintWriter pw, String packageName, DumpState dumpState) {
final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
final Date date = new Date();
boolean printedSomething = false;
List<UserInfo> users = getAllUsers();
for (final PackageSetting ps : mPackages.values()) {
if (packageName != null && !packageName.equals(ps.realName)
&& !packageName.equals(ps.name)) {
continue;
}
if (packageName != null) {
dumpState.setSharedUser(ps.sharedUser);
}
if (!printedSomething) {
if (dumpState.onTitlePrinted())
pw.println();
pw.println("Packages:");
printedSomething = true;
}
dumpPackageLPr(pw, " ", ps, sdf, date, users);
}
printedSomething = false;
if (mRenamedPackages.size() > 0) {
for (final Map.Entry<String, String> e : mRenamedPackages.entrySet()) {
if (packageName != null && !packageName.equals(e.getKey())
&& !packageName.equals(e.getValue())) {
continue;
}
if (!printedSomething) {
if (dumpState.onTitlePrinted())
pw.println();
pw.println("Renamed packages:");
printedSomething = true;
}
pw.print(" ");
pw.print(e.getKey());
pw.print(" -> ");
pw.println(e.getValue());
}
}
printedSomething = false;
if (mDisabledSysPackages.size() > 0) {
for (final PackageSetting ps : mDisabledSysPackages.values()) {
if (packageName != null && !packageName.equals(ps.realName)
&& !packageName.equals(ps.name)) {
continue;
}
if (!printedSomething) {
if (dumpState.onTitlePrinted())
pw.println();
pw.println("Hidden system packages:");
printedSomething = true;
}
dumpPackageLPr(pw, " ", ps, sdf, date, users);
}
}
}
void dumpPermissionsLPr(PrintWriter pw, String packageName, DumpState dumpState) {
boolean printedSomething = false;
for (BasePermission p : mPermissions.values()) {
if (packageName != null && !packageName.equals(p.sourcePackage)) {
continue;
}
if (!printedSomething) {
if (dumpState.onTitlePrinted())
pw.println();
pw.println("Permissions:");
printedSomething = true;
}
pw.print(" Permission ["); pw.print(p.name); pw.print("] (");
pw.print(Integer.toHexString(System.identityHashCode(p)));
pw.println("):");
pw.print(" sourcePackage="); pw.println(p.sourcePackage);
pw.print(" uid="); pw.print(p.uid);
pw.print(" gids="); pw.print(PackageManagerService.arrayToString(p.gids));
pw.print(" type="); pw.print(p.type);
pw.print(" prot=");
pw.println(PermissionInfo.protectionToString(p.protectionLevel));
if (p.packageSetting != null) {
pw.print(" packageSetting="); pw.println(p.packageSetting);
}
if (p.perm != null) {
pw.print(" perm="); pw.println(p.perm);
}
if (READ_EXTERNAL_STORAGE.equals(p.name)) {
pw.print(" enforced=");
pw.println(mReadExternalStorageEnforced);
}
}
}
void dumpSharedUsersLPr(PrintWriter pw, String packageName, DumpState dumpState) {
boolean printedSomething = false;
for (SharedUserSetting su : mSharedUsers.values()) {
if (packageName != null && su != dumpState.getSharedUser()) {
continue;
}
if (!printedSomething) {
if (dumpState.onTitlePrinted())
pw.println();
pw.println("Shared users:");
printedSomething = true;
}
pw.print(" SharedUser [");
pw.print(su.name);
pw.print("] (");
pw.print(Integer.toHexString(System.identityHashCode(su)));
pw.println("):");
pw.print(" userId=");
pw.print(su.userId);
pw.print(" gids=");
pw.println(PackageManagerService.arrayToString(su.gids));
pw.println(" grantedPermissions:");
for (String s : su.grantedPermissions) {
pw.print(" ");
pw.println(s);
}
}
}
void dumpReadMessagesLPr(PrintWriter pw, DumpState dumpState) {
pw.println("Settings parse messages:");
pw.print(mReadMessages.toString());
}
}