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1 /*
2  * Copyright (C) 2007 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package android.content.pm;
18 
19 import android.content.ComponentName;
20 import android.content.Intent;
21 import android.content.IntentFilter;
22 import android.content.res.AssetManager;
23 import android.content.res.Configuration;
24 import android.content.res.Resources;
25 import android.content.res.TypedArray;
26 import android.content.res.XmlResourceParser;
27 import android.os.Binder;
28 import android.os.Build;
29 import android.os.Bundle;
30 import android.os.PatternMatcher;
31 import android.os.UserHandle;
32 import android.util.AttributeSet;
33 import android.util.Base64;
34 import android.util.DisplayMetrics;
35 import android.util.Log;
36 import android.util.Slog;
37 import android.util.TypedValue;
38 
39 import java.io.BufferedInputStream;
40 import java.io.File;
41 import java.io.IOException;
42 import java.io.InputStream;
43 import java.lang.ref.WeakReference;
44 import java.security.KeyFactory;
45 import java.security.NoSuchAlgorithmException;
46 import java.security.PublicKey;
47 import java.security.cert.Certificate;
48 import java.security.cert.CertificateEncodingException;
49 import java.security.spec.EncodedKeySpec;
50 import java.security.spec.InvalidKeySpecException;
51 import java.security.spec.X509EncodedKeySpec;
52 import java.util.ArrayList;
53 import java.util.Enumeration;
54 import java.util.HashSet;
55 import java.util.Iterator;
56 import java.util.List;
57 import java.util.jar.Attributes;
58 import java.util.jar.JarEntry;
59 import java.util.jar.JarFile;
60 import java.util.jar.Manifest;
61 
62 import com.android.internal.util.XmlUtils;
63 
64 import org.xmlpull.v1.XmlPullParser;
65 import org.xmlpull.v1.XmlPullParserException;
66 
67 /**
68  * Package archive parsing
69  *
70  * {@hide}
71  */
72 public class PackageParser {
73     private static final boolean DEBUG_JAR = false;
74     private static final boolean DEBUG_PARSER = false;
75     private static final boolean DEBUG_BACKUP = false;
76 
77     /** File name in an APK for the Android manifest. */
78     private static final String ANDROID_MANIFEST_FILENAME = "AndroidManifest.xml";
79 
80     /** @hide */
81     public static class NewPermissionInfo {
82         public final String name;
83         public final int sdkVersion;
84         public final int fileVersion;
85 
NewPermissionInfo(String name, int sdkVersion, int fileVersion)86         public NewPermissionInfo(String name, int sdkVersion, int fileVersion) {
87             this.name = name;
88             this.sdkVersion = sdkVersion;
89             this.fileVersion = fileVersion;
90         }
91     }
92 
93     /** @hide */
94     public static class SplitPermissionInfo {
95         public final String rootPerm;
96         public final String[] newPerms;
97         public final int targetSdk;
98 
SplitPermissionInfo(String rootPerm, String[] newPerms, int targetSdk)99         public SplitPermissionInfo(String rootPerm, String[] newPerms, int targetSdk) {
100             this.rootPerm = rootPerm;
101             this.newPerms = newPerms;
102             this.targetSdk = targetSdk;
103         }
104     }
105 
106     /**
107      * List of new permissions that have been added since 1.0.
108      * NOTE: These must be declared in SDK version order, with permissions
109      * added to older SDKs appearing before those added to newer SDKs.
110      * If sdkVersion is 0, then this is not a permission that we want to
111      * automatically add to older apps, but we do want to allow it to be
112      * granted during a platform update.
113      * @hide
114      */
115     public static final PackageParser.NewPermissionInfo NEW_PERMISSIONS[] =
116         new PackageParser.NewPermissionInfo[] {
117             new PackageParser.NewPermissionInfo(android.Manifest.permission.WRITE_EXTERNAL_STORAGE,
118                     android.os.Build.VERSION_CODES.DONUT, 0),
119             new PackageParser.NewPermissionInfo(android.Manifest.permission.READ_PHONE_STATE,
120                     android.os.Build.VERSION_CODES.DONUT, 0)
121     };
122 
123     /**
124      * List of permissions that have been split into more granular or dependent
125      * permissions.
126      * @hide
127      */
128     public static final PackageParser.SplitPermissionInfo SPLIT_PERMISSIONS[] =
129         new PackageParser.SplitPermissionInfo[] {
130             // READ_EXTERNAL_STORAGE is always required when an app requests
131             // WRITE_EXTERNAL_STORAGE, because we can't have an app that has
132             // write access without read access.  The hack here with the target
133             // target SDK version ensures that this grant is always done.
134             new PackageParser.SplitPermissionInfo(android.Manifest.permission.WRITE_EXTERNAL_STORAGE,
135                     new String[] { android.Manifest.permission.READ_EXTERNAL_STORAGE },
136                     android.os.Build.VERSION_CODES.CUR_DEVELOPMENT+1),
137             new PackageParser.SplitPermissionInfo(android.Manifest.permission.READ_CONTACTS,
138                     new String[] { android.Manifest.permission.READ_CALL_LOG },
139                     android.os.Build.VERSION_CODES.JELLY_BEAN),
140             new PackageParser.SplitPermissionInfo(android.Manifest.permission.WRITE_CONTACTS,
141                     new String[] { android.Manifest.permission.WRITE_CALL_LOG },
142                     android.os.Build.VERSION_CODES.JELLY_BEAN)
143     };
144 
145     private String mArchiveSourcePath;
146     private String[] mSeparateProcesses;
147     private boolean mOnlyCoreApps;
148     private static final int SDK_VERSION = Build.VERSION.SDK_INT;
149     private static final String SDK_CODENAME = "REL".equals(Build.VERSION.CODENAME)
150             ? null : Build.VERSION.CODENAME;
151 
152     private int mParseError = PackageManager.INSTALL_SUCCEEDED;
153 
154     private static final Object mSync = new Object();
155     private static WeakReference<byte[]> mReadBuffer;
156 
157     private static boolean sCompatibilityModeEnabled = true;
158     private static final int PARSE_DEFAULT_INSTALL_LOCATION = PackageInfo.INSTALL_LOCATION_UNSPECIFIED;
159 
160     static class ParsePackageItemArgs {
161         final Package owner;
162         final String[] outError;
163         final int nameRes;
164         final int labelRes;
165         final int iconRes;
166         final int logoRes;
167 
168         String tag;
169         TypedArray sa;
170 
ParsePackageItemArgs(Package _owner, String[] _outError, int _nameRes, int _labelRes, int _iconRes, int _logoRes)171         ParsePackageItemArgs(Package _owner, String[] _outError,
172                 int _nameRes, int _labelRes, int _iconRes, int _logoRes) {
173             owner = _owner;
174             outError = _outError;
175             nameRes = _nameRes;
176             labelRes = _labelRes;
177             iconRes = _iconRes;
178             logoRes = _logoRes;
179         }
180     }
181 
182     static class ParseComponentArgs extends ParsePackageItemArgs {
183         final String[] sepProcesses;
184         final int processRes;
185         final int descriptionRes;
186         final int enabledRes;
187         int flags;
188 
ParseComponentArgs(Package _owner, String[] _outError, int _nameRes, int _labelRes, int _iconRes, int _logoRes, String[] _sepProcesses, int _processRes, int _descriptionRes, int _enabledRes)189         ParseComponentArgs(Package _owner, String[] _outError,
190                 int _nameRes, int _labelRes, int _iconRes, int _logoRes,
191                 String[] _sepProcesses, int _processRes,
192                 int _descriptionRes, int _enabledRes) {
193             super(_owner, _outError, _nameRes, _labelRes, _iconRes, _logoRes);
194             sepProcesses = _sepProcesses;
195             processRes = _processRes;
196             descriptionRes = _descriptionRes;
197             enabledRes = _enabledRes;
198         }
199     }
200 
201     /* Light weight package info.
202      * @hide
203      */
204     public static class PackageLite {
205         public final String packageName;
206         public final int versionCode;
207         public final int installLocation;
208         public final VerifierInfo[] verifiers;
209 
PackageLite(String packageName, int versionCode, int installLocation, List<VerifierInfo> verifiers)210         public PackageLite(String packageName, int versionCode,
211                 int installLocation, List<VerifierInfo> verifiers) {
212             this.packageName = packageName;
213             this.versionCode = versionCode;
214             this.installLocation = installLocation;
215             this.verifiers = verifiers.toArray(new VerifierInfo[verifiers.size()]);
216         }
217     }
218 
219     private ParsePackageItemArgs mParseInstrumentationArgs;
220     private ParseComponentArgs mParseActivityArgs;
221     private ParseComponentArgs mParseActivityAliasArgs;
222     private ParseComponentArgs mParseServiceArgs;
223     private ParseComponentArgs mParseProviderArgs;
224 
225     /** If set to true, we will only allow package files that exactly match
226      *  the DTD.  Otherwise, we try to get as much from the package as we
227      *  can without failing.  This should normally be set to false, to
228      *  support extensions to the DTD in future versions. */
229     private static final boolean RIGID_PARSER = false;
230 
231     private static final String TAG = "PackageParser";
232 
PackageParser(String archiveSourcePath)233     public PackageParser(String archiveSourcePath) {
234         mArchiveSourcePath = archiveSourcePath;
235     }
236 
setSeparateProcesses(String[] procs)237     public void setSeparateProcesses(String[] procs) {
238         mSeparateProcesses = procs;
239     }
240 
setOnlyCoreApps(boolean onlyCoreApps)241     public void setOnlyCoreApps(boolean onlyCoreApps) {
242         mOnlyCoreApps = onlyCoreApps;
243     }
244 
isPackageFilename(String name)245     private static final boolean isPackageFilename(String name) {
246         return name.endsWith(".apk");
247     }
248 
249     /*
250     public static PackageInfo generatePackageInfo(PackageParser.Package p,
251             int gids[], int flags, long firstInstallTime, long lastUpdateTime,
252             HashSet<String> grantedPermissions) {
253         PackageUserState state = new PackageUserState();
254         return generatePackageInfo(p, gids, flags, firstInstallTime, lastUpdateTime,
255                 grantedPermissions, state, UserHandle.getCallingUserId());
256     }
257     */
258 
259     /**
260      * Generate and return the {@link PackageInfo} for a parsed package.
261      *
262      * @param p the parsed package.
263      * @param flags indicating which optional information is included.
264      */
generatePackageInfo(PackageParser.Package p, int gids[], int flags, long firstInstallTime, long lastUpdateTime, HashSet<String> grantedPermissions, PackageUserState state)265     public static PackageInfo generatePackageInfo(PackageParser.Package p,
266             int gids[], int flags, long firstInstallTime, long lastUpdateTime,
267             HashSet<String> grantedPermissions, PackageUserState state) {
268 
269         return generatePackageInfo(p, gids, flags, firstInstallTime, lastUpdateTime,
270                 grantedPermissions, state, UserHandle.getCallingUserId());
271     }
272 
checkUseInstalled(int flags, PackageUserState state)273     private static boolean checkUseInstalled(int flags, PackageUserState state) {
274         return state.installed || ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0);
275     }
276 
generatePackageInfo(PackageParser.Package p, int gids[], int flags, long firstInstallTime, long lastUpdateTime, HashSet<String> grantedPermissions, PackageUserState state, int userId)277     public static PackageInfo generatePackageInfo(PackageParser.Package p,
278             int gids[], int flags, long firstInstallTime, long lastUpdateTime,
279             HashSet<String> grantedPermissions, PackageUserState state, int userId) {
280 
281         if (!checkUseInstalled(flags, state)) {
282             return null;
283         }
284         PackageInfo pi = new PackageInfo();
285         pi.packageName = p.packageName;
286         pi.versionCode = p.mVersionCode;
287         pi.versionName = p.mVersionName;
288         pi.sharedUserId = p.mSharedUserId;
289         pi.sharedUserLabel = p.mSharedUserLabel;
290         pi.applicationInfo = generateApplicationInfo(p, flags, state, userId);
291         pi.installLocation = p.installLocation;
292         pi.firstInstallTime = firstInstallTime;
293         pi.lastUpdateTime = lastUpdateTime;
294         if ((flags&PackageManager.GET_GIDS) != 0) {
295             pi.gids = gids;
296         }
297         if ((flags&PackageManager.GET_CONFIGURATIONS) != 0) {
298             int N = p.configPreferences.size();
299             if (N > 0) {
300                 pi.configPreferences = new ConfigurationInfo[N];
301                 p.configPreferences.toArray(pi.configPreferences);
302             }
303             N = p.reqFeatures != null ? p.reqFeatures.size() : 0;
304             if (N > 0) {
305                 pi.reqFeatures = new FeatureInfo[N];
306                 p.reqFeatures.toArray(pi.reqFeatures);
307             }
308         }
309         if ((flags&PackageManager.GET_ACTIVITIES) != 0) {
310             int N = p.activities.size();
311             if (N > 0) {
312                 if ((flags&PackageManager.GET_DISABLED_COMPONENTS) != 0) {
313                     pi.activities = new ActivityInfo[N];
314                 } else {
315                     int num = 0;
316                     for (int i=0; i<N; i++) {
317                         if (p.activities.get(i).info.enabled) num++;
318                     }
319                     pi.activities = new ActivityInfo[num];
320                 }
321                 for (int i=0, j=0; i<N; i++) {
322                     final Activity activity = p.activities.get(i);
323                     if (activity.info.enabled
324                         || (flags&PackageManager.GET_DISABLED_COMPONENTS) != 0) {
325                         pi.activities[j++] = generateActivityInfo(p.activities.get(i), flags,
326                                 state, userId);
327                     }
328                 }
329             }
330         }
331         if ((flags&PackageManager.GET_RECEIVERS) != 0) {
332             int N = p.receivers.size();
333             if (N > 0) {
334                 if ((flags&PackageManager.GET_DISABLED_COMPONENTS) != 0) {
335                     pi.receivers = new ActivityInfo[N];
336                 } else {
337                     int num = 0;
338                     for (int i=0; i<N; i++) {
339                         if (p.receivers.get(i).info.enabled) num++;
340                     }
341                     pi.receivers = new ActivityInfo[num];
342                 }
343                 for (int i=0, j=0; i<N; i++) {
344                     final Activity activity = p.receivers.get(i);
345                     if (activity.info.enabled
346                         || (flags&PackageManager.GET_DISABLED_COMPONENTS) != 0) {
347                         pi.receivers[j++] = generateActivityInfo(p.receivers.get(i), flags,
348                                 state, userId);
349                     }
350                 }
351             }
352         }
353         if ((flags&PackageManager.GET_SERVICES) != 0) {
354             int N = p.services.size();
355             if (N > 0) {
356                 if ((flags&PackageManager.GET_DISABLED_COMPONENTS) != 0) {
357                     pi.services = new ServiceInfo[N];
358                 } else {
359                     int num = 0;
360                     for (int i=0; i<N; i++) {
361                         if (p.services.get(i).info.enabled) num++;
362                     }
363                     pi.services = new ServiceInfo[num];
364                 }
365                 for (int i=0, j=0; i<N; i++) {
366                     final Service service = p.services.get(i);
367                     if (service.info.enabled
368                         || (flags&PackageManager.GET_DISABLED_COMPONENTS) != 0) {
369                         pi.services[j++] = generateServiceInfo(p.services.get(i), flags,
370                                 state, userId);
371                     }
372                 }
373             }
374         }
375         if ((flags&PackageManager.GET_PROVIDERS) != 0) {
376             int N = p.providers.size();
377             if (N > 0) {
378                 if ((flags&PackageManager.GET_DISABLED_COMPONENTS) != 0) {
379                     pi.providers = new ProviderInfo[N];
380                 } else {
381                     int num = 0;
382                     for (int i=0; i<N; i++) {
383                         if (p.providers.get(i).info.enabled) num++;
384                     }
385                     pi.providers = new ProviderInfo[num];
386                 }
387                 for (int i=0, j=0; i<N; i++) {
388                     final Provider provider = p.providers.get(i);
389                     if (provider.info.enabled
390                         || (flags&PackageManager.GET_DISABLED_COMPONENTS) != 0) {
391                         pi.providers[j++] = generateProviderInfo(p.providers.get(i), flags,
392                                 state, userId);
393                     }
394                 }
395             }
396         }
397         if ((flags&PackageManager.GET_INSTRUMENTATION) != 0) {
398             int N = p.instrumentation.size();
399             if (N > 0) {
400                 pi.instrumentation = new InstrumentationInfo[N];
401                 for (int i=0; i<N; i++) {
402                     pi.instrumentation[i] = generateInstrumentationInfo(
403                             p.instrumentation.get(i), flags);
404                 }
405             }
406         }
407         if ((flags&PackageManager.GET_PERMISSIONS) != 0) {
408             int N = p.permissions.size();
409             if (N > 0) {
410                 pi.permissions = new PermissionInfo[N];
411                 for (int i=0; i<N; i++) {
412                     pi.permissions[i] = generatePermissionInfo(p.permissions.get(i), flags);
413                 }
414             }
415             N = p.requestedPermissions.size();
416             if (N > 0) {
417                 pi.requestedPermissions = new String[N];
418                 pi.requestedPermissionsFlags = new int[N];
419                 for (int i=0; i<N; i++) {
420                     final String perm = p.requestedPermissions.get(i);
421                     pi.requestedPermissions[i] = perm;
422                     if (p.requestedPermissionsRequired.get(i)) {
423                         pi.requestedPermissionsFlags[i] |= PackageInfo.REQUESTED_PERMISSION_REQUIRED;
424                     }
425                     if (grantedPermissions != null && grantedPermissions.contains(perm)) {
426                         pi.requestedPermissionsFlags[i] |= PackageInfo.REQUESTED_PERMISSION_GRANTED;
427                     }
428                 }
429             }
430         }
431         if ((flags&PackageManager.GET_SIGNATURES) != 0) {
432            int N = (p.mSignatures != null) ? p.mSignatures.length : 0;
433            if (N > 0) {
434                 pi.signatures = new Signature[N];
435                 System.arraycopy(p.mSignatures, 0, pi.signatures, 0, N);
436             }
437         }
438         return pi;
439     }
440 
loadCertificates(JarFile jarFile, JarEntry je, byte[] readBuffer)441     private Certificate[] loadCertificates(JarFile jarFile, JarEntry je,
442             byte[] readBuffer) {
443         try {
444             // We must read the stream for the JarEntry to retrieve
445             // its certificates.
446             InputStream is = new BufferedInputStream(jarFile.getInputStream(je));
447             while (is.read(readBuffer, 0, readBuffer.length) != -1) {
448                 // not using
449             }
450             is.close();
451             return je != null ? je.getCertificates() : null;
452         } catch (IOException e) {
453             Slog.w(TAG, "Exception reading " + je.getName() + " in "
454                     + jarFile.getName(), e);
455         } catch (RuntimeException e) {
456             Slog.w(TAG, "Exception reading " + je.getName() + " in "
457                     + jarFile.getName(), e);
458         }
459         return null;
460     }
461 
462     public final static int PARSE_IS_SYSTEM = 1<<0;
463     public final static int PARSE_CHATTY = 1<<1;
464     public final static int PARSE_MUST_BE_APK = 1<<2;
465     public final static int PARSE_IGNORE_PROCESSES = 1<<3;
466     public final static int PARSE_FORWARD_LOCK = 1<<4;
467     public final static int PARSE_ON_SDCARD = 1<<5;
468     public final static int PARSE_IS_SYSTEM_DIR = 1<<6;
469 
getParseError()470     public int getParseError() {
471         return mParseError;
472     }
473 
parsePackage(File sourceFile, String destCodePath, DisplayMetrics metrics, int flags)474     public Package parsePackage(File sourceFile, String destCodePath,
475             DisplayMetrics metrics, int flags) {
476         mParseError = PackageManager.INSTALL_SUCCEEDED;
477 
478         mArchiveSourcePath = sourceFile.getPath();
479         if (!sourceFile.isFile()) {
480             Slog.w(TAG, "Skipping dir: " + mArchiveSourcePath);
481             mParseError = PackageManager.INSTALL_PARSE_FAILED_NOT_APK;
482             return null;
483         }
484         if (!isPackageFilename(sourceFile.getName())
485                 && (flags&PARSE_MUST_BE_APK) != 0) {
486             if ((flags&PARSE_IS_SYSTEM) == 0) {
487                 // We expect to have non-.apk files in the system dir,
488                 // so don't warn about them.
489                 Slog.w(TAG, "Skipping non-package file: " + mArchiveSourcePath);
490             }
491             mParseError = PackageManager.INSTALL_PARSE_FAILED_NOT_APK;
492             return null;
493         }
494 
495         if (DEBUG_JAR)
496             Slog.d(TAG, "Scanning package: " + mArchiveSourcePath);
497 
498         XmlResourceParser parser = null;
499         AssetManager assmgr = null;
500         Resources res = null;
501         boolean assetError = true;
502         try {
503             assmgr = new AssetManager();
504             int cookie = assmgr.addAssetPath(mArchiveSourcePath);
505             if (cookie != 0) {
506                 res = new Resources(assmgr, metrics, null);
507                 assmgr.setConfiguration(0, 0, null, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
508                         Build.VERSION.RESOURCES_SDK_INT);
509                 parser = assmgr.openXmlResourceParser(cookie, ANDROID_MANIFEST_FILENAME);
510                 assetError = false;
511             } else {
512                 Slog.w(TAG, "Failed adding asset path:"+mArchiveSourcePath);
513             }
514         } catch (Exception e) {
515             Slog.w(TAG, "Unable to read AndroidManifest.xml of "
516                     + mArchiveSourcePath, e);
517         }
518         if (assetError) {
519             if (assmgr != null) assmgr.close();
520             mParseError = PackageManager.INSTALL_PARSE_FAILED_BAD_MANIFEST;
521             return null;
522         }
523         String[] errorText = new String[1];
524         Package pkg = null;
525         Exception errorException = null;
526         try {
527             // XXXX todo: need to figure out correct configuration.
528             pkg = parsePackage(res, parser, flags, errorText);
529         } catch (Exception e) {
530             errorException = e;
531             mParseError = PackageManager.INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION;
532         }
533 
534 
535         if (pkg == null) {
536             // If we are only parsing core apps, then a null with INSTALL_SUCCEEDED
537             // just means to skip this app so don't make a fuss about it.
538             if (!mOnlyCoreApps || mParseError != PackageManager.INSTALL_SUCCEEDED) {
539                 if (errorException != null) {
540                     Slog.w(TAG, mArchiveSourcePath, errorException);
541                 } else {
542                     Slog.w(TAG, mArchiveSourcePath + " (at "
543                             + parser.getPositionDescription()
544                             + "): " + errorText[0]);
545                 }
546                 if (mParseError == PackageManager.INSTALL_SUCCEEDED) {
547                     mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
548                 }
549             }
550             parser.close();
551             assmgr.close();
552             return null;
553         }
554 
555         parser.close();
556         assmgr.close();
557 
558         // Set code and resource paths
559         pkg.mPath = destCodePath;
560         pkg.mScanPath = mArchiveSourcePath;
561         //pkg.applicationInfo.sourceDir = destCodePath;
562         //pkg.applicationInfo.publicSourceDir = destRes;
563         pkg.mSignatures = null;
564 
565         return pkg;
566     }
567 
collectCertificates(Package pkg, int flags)568     public boolean collectCertificates(Package pkg, int flags) {
569         pkg.mSignatures = null;
570 
571         WeakReference<byte[]> readBufferRef;
572         byte[] readBuffer = null;
573         synchronized (mSync) {
574             readBufferRef = mReadBuffer;
575             if (readBufferRef != null) {
576                 mReadBuffer = null;
577                 readBuffer = readBufferRef.get();
578             }
579             if (readBuffer == null) {
580                 readBuffer = new byte[8192];
581                 readBufferRef = new WeakReference<byte[]>(readBuffer);
582             }
583         }
584 
585         try {
586             JarFile jarFile = new JarFile(mArchiveSourcePath);
587 
588             Certificate[] certs = null;
589 
590             if ((flags&PARSE_IS_SYSTEM) != 0) {
591                 // If this package comes from the system image, then we
592                 // can trust it...  we'll just use the AndroidManifest.xml
593                 // to retrieve its signatures, not validating all of the
594                 // files.
595                 JarEntry jarEntry = jarFile.getJarEntry(ANDROID_MANIFEST_FILENAME);
596                 certs = loadCertificates(jarFile, jarEntry, readBuffer);
597                 if (certs == null) {
598                     Slog.e(TAG, "Package " + pkg.packageName
599                             + " has no certificates at entry "
600                             + jarEntry.getName() + "; ignoring!");
601                     jarFile.close();
602                     mParseError = PackageManager.INSTALL_PARSE_FAILED_NO_CERTIFICATES;
603                     return false;
604                 }
605                 if (DEBUG_JAR) {
606                     Slog.i(TAG, "File " + mArchiveSourcePath + ": entry=" + jarEntry
607                             + " certs=" + (certs != null ? certs.length : 0));
608                     if (certs != null) {
609                         final int N = certs.length;
610                         for (int i=0; i<N; i++) {
611                             Slog.i(TAG, "  Public key: "
612                                     + certs[i].getPublicKey().getEncoded()
613                                     + " " + certs[i].getPublicKey());
614                         }
615                     }
616                 }
617             } else {
618                 Enumeration<JarEntry> entries = jarFile.entries();
619                 final Manifest manifest = jarFile.getManifest();
620                 while (entries.hasMoreElements()) {
621                     final JarEntry je = entries.nextElement();
622                     if (je.isDirectory()) continue;
623 
624                     final String name = je.getName();
625 
626                     if (name.startsWith("META-INF/"))
627                         continue;
628 
629                     if (ANDROID_MANIFEST_FILENAME.equals(name)) {
630                         final Attributes attributes = manifest.getAttributes(name);
631                         pkg.manifestDigest = ManifestDigest.fromAttributes(attributes);
632                     }
633 
634                     final Certificate[] localCerts = loadCertificates(jarFile, je, readBuffer);
635                     if (DEBUG_JAR) {
636                         Slog.i(TAG, "File " + mArchiveSourcePath + " entry " + je.getName()
637                                 + ": certs=" + certs + " ("
638                                 + (certs != null ? certs.length : 0) + ")");
639                     }
640 
641                     if (localCerts == null) {
642                         Slog.e(TAG, "Package " + pkg.packageName
643                                 + " has no certificates at entry "
644                                 + je.getName() + "; ignoring!");
645                         jarFile.close();
646                         mParseError = PackageManager.INSTALL_PARSE_FAILED_NO_CERTIFICATES;
647                         return false;
648                     } else if (certs == null) {
649                         certs = localCerts;
650                     } else {
651                         // Ensure all certificates match.
652                         for (int i=0; i<certs.length; i++) {
653                             boolean found = false;
654                             for (int j=0; j<localCerts.length; j++) {
655                                 if (certs[i] != null &&
656                                         certs[i].equals(localCerts[j])) {
657                                     found = true;
658                                     break;
659                                 }
660                             }
661                             if (!found || certs.length != localCerts.length) {
662                                 Slog.e(TAG, "Package " + pkg.packageName
663                                         + " has mismatched certificates at entry "
664                                         + je.getName() + "; ignoring!");
665                                 jarFile.close();
666                                 mParseError = PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES;
667                                 return false;
668                             }
669                         }
670                     }
671                 }
672             }
673             jarFile.close();
674 
675             synchronized (mSync) {
676                 mReadBuffer = readBufferRef;
677             }
678 
679             if (certs != null && certs.length > 0) {
680                 final int N = certs.length;
681                 pkg.mSignatures = new Signature[certs.length];
682                 for (int i=0; i<N; i++) {
683                     pkg.mSignatures[i] = new Signature(
684                             certs[i].getEncoded());
685                 }
686             } else {
687                 Slog.e(TAG, "Package " + pkg.packageName
688                         + " has no certificates; ignoring!");
689                 mParseError = PackageManager.INSTALL_PARSE_FAILED_NO_CERTIFICATES;
690                 return false;
691             }
692         } catch (CertificateEncodingException e) {
693             Slog.w(TAG, "Exception reading " + mArchiveSourcePath, e);
694             mParseError = PackageManager.INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING;
695             return false;
696         } catch (IOException e) {
697             Slog.w(TAG, "Exception reading " + mArchiveSourcePath, e);
698             mParseError = PackageManager.INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING;
699             return false;
700         } catch (RuntimeException e) {
701             Slog.w(TAG, "Exception reading " + mArchiveSourcePath, e);
702             mParseError = PackageManager.INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION;
703             return false;
704         }
705 
706         return true;
707     }
708 
709     /*
710      * Utility method that retrieves just the package name and install
711      * location from the apk location at the given file path.
712      * @param packageFilePath file location of the apk
713      * @param flags Special parse flags
714      * @return PackageLite object with package information or null on failure.
715      */
parsePackageLite(String packageFilePath, int flags)716     public static PackageLite parsePackageLite(String packageFilePath, int flags) {
717         AssetManager assmgr = null;
718         final XmlResourceParser parser;
719         final Resources res;
720         try {
721             assmgr = new AssetManager();
722             assmgr.setConfiguration(0, 0, null, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
723                     Build.VERSION.RESOURCES_SDK_INT);
724 
725             int cookie = assmgr.addAssetPath(packageFilePath);
726             if (cookie == 0) {
727                 return null;
728             }
729 
730             final DisplayMetrics metrics = new DisplayMetrics();
731             metrics.setToDefaults();
732             res = new Resources(assmgr, metrics, null);
733             parser = assmgr.openXmlResourceParser(cookie, ANDROID_MANIFEST_FILENAME);
734         } catch (Exception e) {
735             if (assmgr != null) assmgr.close();
736             Slog.w(TAG, "Unable to read AndroidManifest.xml of "
737                     + packageFilePath, e);
738             return null;
739         }
740 
741         final AttributeSet attrs = parser;
742         final String errors[] = new String[1];
743         PackageLite packageLite = null;
744         try {
745             packageLite = parsePackageLite(res, parser, attrs, flags, errors);
746         } catch (IOException e) {
747             Slog.w(TAG, packageFilePath, e);
748         } catch (XmlPullParserException e) {
749             Slog.w(TAG, packageFilePath, e);
750         } finally {
751             if (parser != null) parser.close();
752             if (assmgr != null) assmgr.close();
753         }
754         if (packageLite == null) {
755             Slog.e(TAG, "parsePackageLite error: " + errors[0]);
756             return null;
757         }
758         return packageLite;
759     }
760 
validateName(String name, boolean requiresSeparator)761     private static String validateName(String name, boolean requiresSeparator) {
762         final int N = name.length();
763         boolean hasSep = false;
764         boolean front = true;
765         for (int i=0; i<N; i++) {
766             final char c = name.charAt(i);
767             if ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z')) {
768                 front = false;
769                 continue;
770             }
771             if (!front) {
772                 if ((c >= '0' && c <= '9') || c == '_') {
773                     continue;
774                 }
775             }
776             if (c == '.') {
777                 hasSep = true;
778                 front = true;
779                 continue;
780             }
781             return "bad character '" + c + "'";
782         }
783         return hasSep || !requiresSeparator
784                 ? null : "must have at least one '.' separator";
785     }
786 
parsePackageName(XmlPullParser parser, AttributeSet attrs, int flags, String[] outError)787     private static String parsePackageName(XmlPullParser parser,
788             AttributeSet attrs, int flags, String[] outError)
789             throws IOException, XmlPullParserException {
790 
791         int type;
792         while ((type = parser.next()) != XmlPullParser.START_TAG
793                 && type != XmlPullParser.END_DOCUMENT) {
794             ;
795         }
796 
797         if (type != XmlPullParser.START_TAG) {
798             outError[0] = "No start tag found";
799             return null;
800         }
801         if (DEBUG_PARSER)
802             Slog.v(TAG, "Root element name: '" + parser.getName() + "'");
803         if (!parser.getName().equals("manifest")) {
804             outError[0] = "No <manifest> tag";
805             return null;
806         }
807         String pkgName = attrs.getAttributeValue(null, "package");
808         if (pkgName == null || pkgName.length() == 0) {
809             outError[0] = "<manifest> does not specify package";
810             return null;
811         }
812         String nameError = validateName(pkgName, true);
813         if (nameError != null && !"android".equals(pkgName)) {
814             outError[0] = "<manifest> specifies bad package name \""
815                 + pkgName + "\": " + nameError;
816             return null;
817         }
818 
819         return pkgName.intern();
820     }
821 
parsePackageLite(Resources res, XmlPullParser parser, AttributeSet attrs, int flags, String[] outError)822     private static PackageLite parsePackageLite(Resources res, XmlPullParser parser,
823             AttributeSet attrs, int flags, String[] outError) throws IOException,
824             XmlPullParserException {
825 
826         int type;
827         while ((type = parser.next()) != XmlPullParser.START_TAG
828                 && type != XmlPullParser.END_DOCUMENT) {
829             ;
830         }
831 
832         if (type != XmlPullParser.START_TAG) {
833             outError[0] = "No start tag found";
834             return null;
835         }
836         if (DEBUG_PARSER)
837             Slog.v(TAG, "Root element name: '" + parser.getName() + "'");
838         if (!parser.getName().equals("manifest")) {
839             outError[0] = "No <manifest> tag";
840             return null;
841         }
842         String pkgName = attrs.getAttributeValue(null, "package");
843         if (pkgName == null || pkgName.length() == 0) {
844             outError[0] = "<manifest> does not specify package";
845             return null;
846         }
847         String nameError = validateName(pkgName, true);
848         if (nameError != null && !"android".equals(pkgName)) {
849             outError[0] = "<manifest> specifies bad package name \""
850                 + pkgName + "\": " + nameError;
851             return null;
852         }
853         int installLocation = PARSE_DEFAULT_INSTALL_LOCATION;
854         int versionCode = 0;
855         int numFound = 0;
856         for (int i = 0; i < attrs.getAttributeCount(); i++) {
857             String attr = attrs.getAttributeName(i);
858             if (attr.equals("installLocation")) {
859                 installLocation = attrs.getAttributeIntValue(i,
860                         PARSE_DEFAULT_INSTALL_LOCATION);
861                 numFound++;
862             } else if (attr.equals("versionCode")) {
863                 versionCode = attrs.getAttributeIntValue(i, 0);
864                 numFound++;
865             }
866             if (numFound >= 2) {
867                 break;
868             }
869         }
870 
871         // Only search the tree when the tag is directly below <manifest>
872         final int searchDepth = parser.getDepth() + 1;
873 
874         final List<VerifierInfo> verifiers = new ArrayList<VerifierInfo>();
875         while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
876                 && (type != XmlPullParser.END_TAG || parser.getDepth() >= searchDepth)) {
877             if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
878                 continue;
879             }
880 
881             if (parser.getDepth() == searchDepth && "package-verifier".equals(parser.getName())) {
882                 final VerifierInfo verifier = parseVerifier(res, parser, attrs, flags, outError);
883                 if (verifier != null) {
884                     verifiers.add(verifier);
885                 }
886             }
887         }
888 
889         return new PackageLite(pkgName.intern(), versionCode, installLocation, verifiers);
890     }
891 
892     /**
893      * Temporary.
894      */
stringToSignature(String str)895     static public Signature stringToSignature(String str) {
896         final int N = str.length();
897         byte[] sig = new byte[N];
898         for (int i=0; i<N; i++) {
899             sig[i] = (byte)str.charAt(i);
900         }
901         return new Signature(sig);
902     }
903 
parsePackage( Resources res, XmlResourceParser parser, int flags, String[] outError)904     private Package parsePackage(
905         Resources res, XmlResourceParser parser, int flags, String[] outError)
906         throws XmlPullParserException, IOException {
907         AttributeSet attrs = parser;
908 
909         mParseInstrumentationArgs = null;
910         mParseActivityArgs = null;
911         mParseServiceArgs = null;
912         mParseProviderArgs = null;
913 
914         String pkgName = parsePackageName(parser, attrs, flags, outError);
915         if (pkgName == null) {
916             mParseError = PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME;
917             return null;
918         }
919         int type;
920 
921         if (mOnlyCoreApps) {
922             boolean core = attrs.getAttributeBooleanValue(null, "coreApp", false);
923             if (!core) {
924                 mParseError = PackageManager.INSTALL_SUCCEEDED;
925                 return null;
926             }
927         }
928 
929         final Package pkg = new Package(pkgName);
930         boolean foundApp = false;
931 
932         TypedArray sa = res.obtainAttributes(attrs,
933                 com.android.internal.R.styleable.AndroidManifest);
934         pkg.mVersionCode = sa.getInteger(
935                 com.android.internal.R.styleable.AndroidManifest_versionCode, 0);
936         pkg.mVersionName = sa.getNonConfigurationString(
937                 com.android.internal.R.styleable.AndroidManifest_versionName, 0);
938         if (pkg.mVersionName != null) {
939             pkg.mVersionName = pkg.mVersionName.intern();
940         }
941         String str = sa.getNonConfigurationString(
942                 com.android.internal.R.styleable.AndroidManifest_sharedUserId, 0);
943         if (str != null && str.length() > 0) {
944             String nameError = validateName(str, true);
945             if (nameError != null && !"android".equals(pkgName)) {
946                 outError[0] = "<manifest> specifies bad sharedUserId name \""
947                     + str + "\": " + nameError;
948                 mParseError = PackageManager.INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID;
949                 return null;
950             }
951             pkg.mSharedUserId = str.intern();
952             pkg.mSharedUserLabel = sa.getResourceId(
953                     com.android.internal.R.styleable.AndroidManifest_sharedUserLabel, 0);
954         }
955         sa.recycle();
956 
957         pkg.installLocation = sa.getInteger(
958                 com.android.internal.R.styleable.AndroidManifest_installLocation,
959                 PARSE_DEFAULT_INSTALL_LOCATION);
960         pkg.applicationInfo.installLocation = pkg.installLocation;
961 
962         /* Set the global "forward lock" flag */
963         if ((flags & PARSE_FORWARD_LOCK) != 0) {
964             pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FORWARD_LOCK;
965         }
966 
967         /* Set the global "on SD card" flag */
968         if ((flags & PARSE_ON_SDCARD) != 0) {
969             pkg.applicationInfo.flags |= ApplicationInfo.FLAG_EXTERNAL_STORAGE;
970         }
971 
972         // Resource boolean are -1, so 1 means we don't know the value.
973         int supportsSmallScreens = 1;
974         int supportsNormalScreens = 1;
975         int supportsLargeScreens = 1;
976         int supportsXLargeScreens = 1;
977         int resizeable = 1;
978         int anyDensity = 1;
979 
980         int outerDepth = parser.getDepth();
981         while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
982                 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) {
983             if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
984                 continue;
985             }
986 
987             String tagName = parser.getName();
988             if (tagName.equals("application")) {
989                 if (foundApp) {
990                     if (RIGID_PARSER) {
991                         outError[0] = "<manifest> has more than one <application>";
992                         mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
993                         return null;
994                     } else {
995                         Slog.w(TAG, "<manifest> has more than one <application>");
996                         XmlUtils.skipCurrentTag(parser);
997                         continue;
998                     }
999                 }
1000 
1001                 foundApp = true;
1002                 if (!parseApplication(pkg, res, parser, attrs, flags, outError)) {
1003                     return null;
1004                 }
1005             } else if (tagName.equals("permission-group")) {
1006                 if (parsePermissionGroup(pkg, flags, res, parser, attrs, outError) == null) {
1007                     return null;
1008                 }
1009             } else if (tagName.equals("permission")) {
1010                 if (parsePermission(pkg, res, parser, attrs, outError) == null) {
1011                     return null;
1012                 }
1013             } else if (tagName.equals("permission-tree")) {
1014                 if (parsePermissionTree(pkg, res, parser, attrs, outError) == null) {
1015                     return null;
1016                 }
1017             } else if (tagName.equals("uses-permission")) {
1018                 sa = res.obtainAttributes(attrs,
1019                         com.android.internal.R.styleable.AndroidManifestUsesPermission);
1020 
1021                 // Note: don't allow this value to be a reference to a resource
1022                 // that may change.
1023                 String name = sa.getNonResourceString(
1024                         com.android.internal.R.styleable.AndroidManifestUsesPermission_name);
1025                 /* Not supporting optional permissions yet.
1026                 boolean required = sa.getBoolean(
1027                         com.android.internal.R.styleable.AndroidManifestUsesPermission_required, true);
1028                 */
1029 
1030                 sa.recycle();
1031 
1032                 if (name != null && !pkg.requestedPermissions.contains(name)) {
1033                     pkg.requestedPermissions.add(name.intern());
1034                     pkg.requestedPermissionsRequired.add(Boolean.TRUE);
1035                 }
1036 
1037                 XmlUtils.skipCurrentTag(parser);
1038 
1039             } else if (tagName.equals("uses-configuration")) {
1040                 ConfigurationInfo cPref = new ConfigurationInfo();
1041                 sa = res.obtainAttributes(attrs,
1042                         com.android.internal.R.styleable.AndroidManifestUsesConfiguration);
1043                 cPref.reqTouchScreen = sa.getInt(
1044                         com.android.internal.R.styleable.AndroidManifestUsesConfiguration_reqTouchScreen,
1045                         Configuration.TOUCHSCREEN_UNDEFINED);
1046                 cPref.reqKeyboardType = sa.getInt(
1047                         com.android.internal.R.styleable.AndroidManifestUsesConfiguration_reqKeyboardType,
1048                         Configuration.KEYBOARD_UNDEFINED);
1049                 if (sa.getBoolean(
1050                         com.android.internal.R.styleable.AndroidManifestUsesConfiguration_reqHardKeyboard,
1051                         false)) {
1052                     cPref.reqInputFeatures |= ConfigurationInfo.INPUT_FEATURE_HARD_KEYBOARD;
1053                 }
1054                 cPref.reqNavigation = sa.getInt(
1055                         com.android.internal.R.styleable.AndroidManifestUsesConfiguration_reqNavigation,
1056                         Configuration.NAVIGATION_UNDEFINED);
1057                 if (sa.getBoolean(
1058                         com.android.internal.R.styleable.AndroidManifestUsesConfiguration_reqFiveWayNav,
1059                         false)) {
1060                     cPref.reqInputFeatures |= ConfigurationInfo.INPUT_FEATURE_FIVE_WAY_NAV;
1061                 }
1062                 sa.recycle();
1063                 pkg.configPreferences.add(cPref);
1064 
1065                 XmlUtils.skipCurrentTag(parser);
1066 
1067             } else if (tagName.equals("uses-feature")) {
1068                 FeatureInfo fi = new FeatureInfo();
1069                 sa = res.obtainAttributes(attrs,
1070                         com.android.internal.R.styleable.AndroidManifestUsesFeature);
1071                 // Note: don't allow this value to be a reference to a resource
1072                 // that may change.
1073                 fi.name = sa.getNonResourceString(
1074                         com.android.internal.R.styleable.AndroidManifestUsesFeature_name);
1075                 if (fi.name == null) {
1076                     fi.reqGlEsVersion = sa.getInt(
1077                             com.android.internal.R.styleable.AndroidManifestUsesFeature_glEsVersion,
1078                             FeatureInfo.GL_ES_VERSION_UNDEFINED);
1079                 }
1080                 if (sa.getBoolean(
1081                         com.android.internal.R.styleable.AndroidManifestUsesFeature_required,
1082                         true)) {
1083                     fi.flags |= FeatureInfo.FLAG_REQUIRED;
1084                 }
1085                 sa.recycle();
1086                 if (pkg.reqFeatures == null) {
1087                     pkg.reqFeatures = new ArrayList<FeatureInfo>();
1088                 }
1089                 pkg.reqFeatures.add(fi);
1090 
1091                 if (fi.name == null) {
1092                     ConfigurationInfo cPref = new ConfigurationInfo();
1093                     cPref.reqGlEsVersion = fi.reqGlEsVersion;
1094                     pkg.configPreferences.add(cPref);
1095                 }
1096 
1097                 XmlUtils.skipCurrentTag(parser);
1098 
1099             } else if (tagName.equals("uses-sdk")) {
1100                 if (SDK_VERSION > 0) {
1101                     sa = res.obtainAttributes(attrs,
1102                             com.android.internal.R.styleable.AndroidManifestUsesSdk);
1103 
1104                     int minVers = 0;
1105                     String minCode = null;
1106                     int targetVers = 0;
1107                     String targetCode = null;
1108 
1109                     TypedValue val = sa.peekValue(
1110                             com.android.internal.R.styleable.AndroidManifestUsesSdk_minSdkVersion);
1111                     if (val != null) {
1112                         if (val.type == TypedValue.TYPE_STRING && val.string != null) {
1113                             targetCode = minCode = val.string.toString();
1114                         } else {
1115                             // If it's not a string, it's an integer.
1116                             targetVers = minVers = val.data;
1117                         }
1118                     }
1119 
1120                     val = sa.peekValue(
1121                             com.android.internal.R.styleable.AndroidManifestUsesSdk_targetSdkVersion);
1122                     if (val != null) {
1123                         if (val.type == TypedValue.TYPE_STRING && val.string != null) {
1124                             targetCode = minCode = val.string.toString();
1125                         } else {
1126                             // If it's not a string, it's an integer.
1127                             targetVers = val.data;
1128                         }
1129                     }
1130 
1131                     sa.recycle();
1132 
1133                     if (minCode != null) {
1134                         if (!minCode.equals(SDK_CODENAME)) {
1135                             if (SDK_CODENAME != null) {
1136                                 outError[0] = "Requires development platform " + minCode
1137                                         + " (current platform is " + SDK_CODENAME + ")";
1138                             } else {
1139                                 outError[0] = "Requires development platform " + minCode
1140                                         + " but this is a release platform.";
1141                             }
1142                             mParseError = PackageManager.INSTALL_FAILED_OLDER_SDK;
1143                             return null;
1144                         }
1145                     } else if (minVers > SDK_VERSION) {
1146                         outError[0] = "Requires newer sdk version #" + minVers
1147                                 + " (current version is #" + SDK_VERSION + ")";
1148                         mParseError = PackageManager.INSTALL_FAILED_OLDER_SDK;
1149                         return null;
1150                     }
1151 
1152                     if (targetCode != null) {
1153                         if (!targetCode.equals(SDK_CODENAME)) {
1154                             if (SDK_CODENAME != null) {
1155                                 outError[0] = "Requires development platform " + targetCode
1156                                         + " (current platform is " + SDK_CODENAME + ")";
1157                             } else {
1158                                 outError[0] = "Requires development platform " + targetCode
1159                                         + " but this is a release platform.";
1160                             }
1161                             mParseError = PackageManager.INSTALL_FAILED_OLDER_SDK;
1162                             return null;
1163                         }
1164                         // If the code matches, it definitely targets this SDK.
1165                         pkg.applicationInfo.targetSdkVersion
1166                                 = android.os.Build.VERSION_CODES.CUR_DEVELOPMENT;
1167                     } else {
1168                         pkg.applicationInfo.targetSdkVersion = targetVers;
1169                     }
1170                 }
1171 
1172                 XmlUtils.skipCurrentTag(parser);
1173 
1174             } else if (tagName.equals("supports-screens")) {
1175                 sa = res.obtainAttributes(attrs,
1176                         com.android.internal.R.styleable.AndroidManifestSupportsScreens);
1177 
1178                 pkg.applicationInfo.requiresSmallestWidthDp = sa.getInteger(
1179                         com.android.internal.R.styleable.AndroidManifestSupportsScreens_requiresSmallestWidthDp,
1180                         0);
1181                 pkg.applicationInfo.compatibleWidthLimitDp = sa.getInteger(
1182                         com.android.internal.R.styleable.AndroidManifestSupportsScreens_compatibleWidthLimitDp,
1183                         0);
1184                 pkg.applicationInfo.largestWidthLimitDp = sa.getInteger(
1185                         com.android.internal.R.styleable.AndroidManifestSupportsScreens_largestWidthLimitDp,
1186                         0);
1187 
1188                 // This is a trick to get a boolean and still able to detect
1189                 // if a value was actually set.
1190                 supportsSmallScreens = sa.getInteger(
1191                         com.android.internal.R.styleable.AndroidManifestSupportsScreens_smallScreens,
1192                         supportsSmallScreens);
1193                 supportsNormalScreens = sa.getInteger(
1194                         com.android.internal.R.styleable.AndroidManifestSupportsScreens_normalScreens,
1195                         supportsNormalScreens);
1196                 supportsLargeScreens = sa.getInteger(
1197                         com.android.internal.R.styleable.AndroidManifestSupportsScreens_largeScreens,
1198                         supportsLargeScreens);
1199                 supportsXLargeScreens = sa.getInteger(
1200                         com.android.internal.R.styleable.AndroidManifestSupportsScreens_xlargeScreens,
1201                         supportsXLargeScreens);
1202                 resizeable = sa.getInteger(
1203                         com.android.internal.R.styleable.AndroidManifestSupportsScreens_resizeable,
1204                         resizeable);
1205                 anyDensity = sa.getInteger(
1206                         com.android.internal.R.styleable.AndroidManifestSupportsScreens_anyDensity,
1207                         anyDensity);
1208 
1209                 sa.recycle();
1210 
1211                 XmlUtils.skipCurrentTag(parser);
1212 
1213             } else if (tagName.equals("protected-broadcast")) {
1214                 sa = res.obtainAttributes(attrs,
1215                         com.android.internal.R.styleable.AndroidManifestProtectedBroadcast);
1216 
1217                 // Note: don't allow this value to be a reference to a resource
1218                 // that may change.
1219                 String name = sa.getNonResourceString(
1220                         com.android.internal.R.styleable.AndroidManifestProtectedBroadcast_name);
1221 
1222                 sa.recycle();
1223 
1224                 if (name != null && (flags&PARSE_IS_SYSTEM) != 0) {
1225                     if (pkg.protectedBroadcasts == null) {
1226                         pkg.protectedBroadcasts = new ArrayList<String>();
1227                     }
1228                     if (!pkg.protectedBroadcasts.contains(name)) {
1229                         pkg.protectedBroadcasts.add(name.intern());
1230                     }
1231                 }
1232 
1233                 XmlUtils.skipCurrentTag(parser);
1234 
1235             } else if (tagName.equals("instrumentation")) {
1236                 if (parseInstrumentation(pkg, res, parser, attrs, outError) == null) {
1237                     return null;
1238                 }
1239 
1240             } else if (tagName.equals("original-package")) {
1241                 sa = res.obtainAttributes(attrs,
1242                         com.android.internal.R.styleable.AndroidManifestOriginalPackage);
1243 
1244                 String orig =sa.getNonConfigurationString(
1245                         com.android.internal.R.styleable.AndroidManifestOriginalPackage_name, 0);
1246                 if (!pkg.packageName.equals(orig)) {
1247                     if (pkg.mOriginalPackages == null) {
1248                         pkg.mOriginalPackages = new ArrayList<String>();
1249                         pkg.mRealPackage = pkg.packageName;
1250                     }
1251                     pkg.mOriginalPackages.add(orig);
1252                 }
1253 
1254                 sa.recycle();
1255 
1256                 XmlUtils.skipCurrentTag(parser);
1257 
1258             } else if (tagName.equals("adopt-permissions")) {
1259                 sa = res.obtainAttributes(attrs,
1260                         com.android.internal.R.styleable.AndroidManifestOriginalPackage);
1261 
1262                 String name = sa.getNonConfigurationString(
1263                         com.android.internal.R.styleable.AndroidManifestOriginalPackage_name, 0);
1264 
1265                 sa.recycle();
1266 
1267                 if (name != null) {
1268                     if (pkg.mAdoptPermissions == null) {
1269                         pkg.mAdoptPermissions = new ArrayList<String>();
1270                     }
1271                     pkg.mAdoptPermissions.add(name);
1272                 }
1273 
1274                 XmlUtils.skipCurrentTag(parser);
1275 
1276             } else if (tagName.equals("uses-gl-texture")) {
1277                 // Just skip this tag
1278                 XmlUtils.skipCurrentTag(parser);
1279                 continue;
1280 
1281             } else if (tagName.equals("compatible-screens")) {
1282                 // Just skip this tag
1283                 XmlUtils.skipCurrentTag(parser);
1284                 continue;
1285 
1286             } else if (tagName.equals("eat-comment")) {
1287                 // Just skip this tag
1288                 XmlUtils.skipCurrentTag(parser);
1289                 continue;
1290 
1291             } else if (RIGID_PARSER) {
1292                 outError[0] = "Bad element under <manifest>: "
1293                     + parser.getName();
1294                 mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1295                 return null;
1296 
1297             } else {
1298                 Slog.w(TAG, "Unknown element under <manifest>: " + parser.getName()
1299                         + " at " + mArchiveSourcePath + " "
1300                         + parser.getPositionDescription());
1301                 XmlUtils.skipCurrentTag(parser);
1302                 continue;
1303             }
1304         }
1305 
1306         if (!foundApp && pkg.instrumentation.size() == 0) {
1307             outError[0] = "<manifest> does not contain an <application> or <instrumentation>";
1308             mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_EMPTY;
1309         }
1310 
1311         final int NP = PackageParser.NEW_PERMISSIONS.length;
1312         StringBuilder implicitPerms = null;
1313         for (int ip=0; ip<NP; ip++) {
1314             final PackageParser.NewPermissionInfo npi
1315                     = PackageParser.NEW_PERMISSIONS[ip];
1316             if (pkg.applicationInfo.targetSdkVersion >= npi.sdkVersion) {
1317                 break;
1318             }
1319             if (!pkg.requestedPermissions.contains(npi.name)) {
1320                 if (implicitPerms == null) {
1321                     implicitPerms = new StringBuilder(128);
1322                     implicitPerms.append(pkg.packageName);
1323                     implicitPerms.append(": compat added ");
1324                 } else {
1325                     implicitPerms.append(' ');
1326                 }
1327                 implicitPerms.append(npi.name);
1328                 pkg.requestedPermissions.add(npi.name);
1329                 pkg.requestedPermissionsRequired.add(Boolean.TRUE);
1330             }
1331         }
1332         if (implicitPerms != null) {
1333             Slog.i(TAG, implicitPerms.toString());
1334         }
1335 
1336         final int NS = PackageParser.SPLIT_PERMISSIONS.length;
1337         for (int is=0; is<NS; is++) {
1338             final PackageParser.SplitPermissionInfo spi
1339                     = PackageParser.SPLIT_PERMISSIONS[is];
1340             if (pkg.applicationInfo.targetSdkVersion >= spi.targetSdk
1341                     || !pkg.requestedPermissions.contains(spi.rootPerm)) {
1342                 continue;
1343             }
1344             for (int in=0; in<spi.newPerms.length; in++) {
1345                 final String perm = spi.newPerms[in];
1346                 if (!pkg.requestedPermissions.contains(perm)) {
1347                     pkg.requestedPermissions.add(perm);
1348                     pkg.requestedPermissionsRequired.add(Boolean.TRUE);
1349                 }
1350             }
1351         }
1352 
1353         if (supportsSmallScreens < 0 || (supportsSmallScreens > 0
1354                 && pkg.applicationInfo.targetSdkVersion
1355                         >= android.os.Build.VERSION_CODES.DONUT)) {
1356             pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SUPPORTS_SMALL_SCREENS;
1357         }
1358         if (supportsNormalScreens != 0) {
1359             pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SUPPORTS_NORMAL_SCREENS;
1360         }
1361         if (supportsLargeScreens < 0 || (supportsLargeScreens > 0
1362                 && pkg.applicationInfo.targetSdkVersion
1363                         >= android.os.Build.VERSION_CODES.DONUT)) {
1364             pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SUPPORTS_LARGE_SCREENS;
1365         }
1366         if (supportsXLargeScreens < 0 || (supportsXLargeScreens > 0
1367                 && pkg.applicationInfo.targetSdkVersion
1368                         >= android.os.Build.VERSION_CODES.GINGERBREAD)) {
1369             pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SUPPORTS_XLARGE_SCREENS;
1370         }
1371         if (resizeable < 0 || (resizeable > 0
1372                 && pkg.applicationInfo.targetSdkVersion
1373                         >= android.os.Build.VERSION_CODES.DONUT)) {
1374             pkg.applicationInfo.flags |= ApplicationInfo.FLAG_RESIZEABLE_FOR_SCREENS;
1375         }
1376         if (anyDensity < 0 || (anyDensity > 0
1377                 && pkg.applicationInfo.targetSdkVersion
1378                         >= android.os.Build.VERSION_CODES.DONUT)) {
1379             pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SUPPORTS_SCREEN_DENSITIES;
1380         }
1381 
1382         return pkg;
1383     }
1384 
buildClassName(String pkg, CharSequence clsSeq, String[] outError)1385     private static String buildClassName(String pkg, CharSequence clsSeq,
1386             String[] outError) {
1387         if (clsSeq == null || clsSeq.length() <= 0) {
1388             outError[0] = "Empty class name in package " + pkg;
1389             return null;
1390         }
1391         String cls = clsSeq.toString();
1392         char c = cls.charAt(0);
1393         if (c == '.') {
1394             return (pkg + cls).intern();
1395         }
1396         if (cls.indexOf('.') < 0) {
1397             StringBuilder b = new StringBuilder(pkg);
1398             b.append('.');
1399             b.append(cls);
1400             return b.toString().intern();
1401         }
1402         if (c >= 'a' && c <= 'z') {
1403             return cls.intern();
1404         }
1405         outError[0] = "Bad class name " + cls + " in package " + pkg;
1406         return null;
1407     }
1408 
buildCompoundName(String pkg, CharSequence procSeq, String type, String[] outError)1409     private static String buildCompoundName(String pkg,
1410             CharSequence procSeq, String type, String[] outError) {
1411         String proc = procSeq.toString();
1412         char c = proc.charAt(0);
1413         if (pkg != null && c == ':') {
1414             if (proc.length() < 2) {
1415                 outError[0] = "Bad " + type + " name " + proc + " in package " + pkg
1416                         + ": must be at least two characters";
1417                 return null;
1418             }
1419             String subName = proc.substring(1);
1420             String nameError = validateName(subName, false);
1421             if (nameError != null) {
1422                 outError[0] = "Invalid " + type + " name " + proc + " in package "
1423                         + pkg + ": " + nameError;
1424                 return null;
1425             }
1426             return (pkg + proc).intern();
1427         }
1428         String nameError = validateName(proc, true);
1429         if (nameError != null && !"system".equals(proc)) {
1430             outError[0] = "Invalid " + type + " name " + proc + " in package "
1431                     + pkg + ": " + nameError;
1432             return null;
1433         }
1434         return proc.intern();
1435     }
1436 
buildProcessName(String pkg, String defProc, CharSequence procSeq, int flags, String[] separateProcesses, String[] outError)1437     private static String buildProcessName(String pkg, String defProc,
1438             CharSequence procSeq, int flags, String[] separateProcesses,
1439             String[] outError) {
1440         if ((flags&PARSE_IGNORE_PROCESSES) != 0 && !"system".equals(procSeq)) {
1441             return defProc != null ? defProc : pkg;
1442         }
1443         if (separateProcesses != null) {
1444             for (int i=separateProcesses.length-1; i>=0; i--) {
1445                 String sp = separateProcesses[i];
1446                 if (sp.equals(pkg) || sp.equals(defProc) || sp.equals(procSeq)) {
1447                     return pkg;
1448                 }
1449             }
1450         }
1451         if (procSeq == null || procSeq.length() <= 0) {
1452             return defProc;
1453         }
1454         return buildCompoundName(pkg, procSeq, "process", outError);
1455     }
1456 
buildTaskAffinityName(String pkg, String defProc, CharSequence procSeq, String[] outError)1457     private static String buildTaskAffinityName(String pkg, String defProc,
1458             CharSequence procSeq, String[] outError) {
1459         if (procSeq == null) {
1460             return defProc;
1461         }
1462         if (procSeq.length() <= 0) {
1463             return null;
1464         }
1465         return buildCompoundName(pkg, procSeq, "taskAffinity", outError);
1466     }
1467 
parsePermissionGroup(Package owner, int flags, Resources res, XmlPullParser parser, AttributeSet attrs, String[] outError)1468     private PermissionGroup parsePermissionGroup(Package owner, int flags, Resources res,
1469             XmlPullParser parser, AttributeSet attrs, String[] outError)
1470         throws XmlPullParserException, IOException {
1471         PermissionGroup perm = new PermissionGroup(owner);
1472 
1473         TypedArray sa = res.obtainAttributes(attrs,
1474                 com.android.internal.R.styleable.AndroidManifestPermissionGroup);
1475 
1476         if (!parsePackageItemInfo(owner, perm.info, outError,
1477                 "<permission-group>", sa,
1478                 com.android.internal.R.styleable.AndroidManifestPermissionGroup_name,
1479                 com.android.internal.R.styleable.AndroidManifestPermissionGroup_label,
1480                 com.android.internal.R.styleable.AndroidManifestPermissionGroup_icon,
1481                 com.android.internal.R.styleable.AndroidManifestPermissionGroup_logo)) {
1482             sa.recycle();
1483             mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1484             return null;
1485         }
1486 
1487         perm.info.descriptionRes = sa.getResourceId(
1488                 com.android.internal.R.styleable.AndroidManifestPermissionGroup_description,
1489                 0);
1490         perm.info.flags = sa.getInt(
1491                 com.android.internal.R.styleable.AndroidManifestPermissionGroup_permissionGroupFlags, 0);
1492         perm.info.priority = sa.getInt(
1493                 com.android.internal.R.styleable.AndroidManifestPermissionGroup_priority, 0);
1494         if (perm.info.priority > 0 && (flags&PARSE_IS_SYSTEM) == 0) {
1495             perm.info.priority = 0;
1496         }
1497 
1498         sa.recycle();
1499 
1500         if (!parseAllMetaData(res, parser, attrs, "<permission-group>", perm,
1501                 outError)) {
1502             mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1503             return null;
1504         }
1505 
1506         owner.permissionGroups.add(perm);
1507 
1508         return perm;
1509     }
1510 
parsePermission(Package owner, Resources res, XmlPullParser parser, AttributeSet attrs, String[] outError)1511     private Permission parsePermission(Package owner, Resources res,
1512             XmlPullParser parser, AttributeSet attrs, String[] outError)
1513         throws XmlPullParserException, IOException {
1514         Permission perm = new Permission(owner);
1515 
1516         TypedArray sa = res.obtainAttributes(attrs,
1517                 com.android.internal.R.styleable.AndroidManifestPermission);
1518 
1519         if (!parsePackageItemInfo(owner, perm.info, outError,
1520                 "<permission>", sa,
1521                 com.android.internal.R.styleable.AndroidManifestPermission_name,
1522                 com.android.internal.R.styleable.AndroidManifestPermission_label,
1523                 com.android.internal.R.styleable.AndroidManifestPermission_icon,
1524                 com.android.internal.R.styleable.AndroidManifestPermission_logo)) {
1525             sa.recycle();
1526             mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1527             return null;
1528         }
1529 
1530         // Note: don't allow this value to be a reference to a resource
1531         // that may change.
1532         perm.info.group = sa.getNonResourceString(
1533                 com.android.internal.R.styleable.AndroidManifestPermission_permissionGroup);
1534         if (perm.info.group != null) {
1535             perm.info.group = perm.info.group.intern();
1536         }
1537 
1538         perm.info.descriptionRes = sa.getResourceId(
1539                 com.android.internal.R.styleable.AndroidManifestPermission_description,
1540                 0);
1541 
1542         perm.info.protectionLevel = sa.getInt(
1543                 com.android.internal.R.styleable.AndroidManifestPermission_protectionLevel,
1544                 PermissionInfo.PROTECTION_NORMAL);
1545 
1546         perm.info.flags = sa.getInt(
1547                 com.android.internal.R.styleable.AndroidManifestPermission_permissionFlags, 0);
1548 
1549         sa.recycle();
1550 
1551         if (perm.info.protectionLevel == -1) {
1552             outError[0] = "<permission> does not specify protectionLevel";
1553             mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1554             return null;
1555         }
1556 
1557         perm.info.protectionLevel = PermissionInfo.fixProtectionLevel(perm.info.protectionLevel);
1558 
1559         if ((perm.info.protectionLevel&PermissionInfo.PROTECTION_MASK_FLAGS) != 0) {
1560             if ((perm.info.protectionLevel&PermissionInfo.PROTECTION_MASK_BASE) !=
1561                     PermissionInfo.PROTECTION_SIGNATURE) {
1562                 outError[0] = "<permission>  protectionLevel specifies a flag but is "
1563                         + "not based on signature type";
1564                 mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1565                 return null;
1566             }
1567         }
1568 
1569         if (!parseAllMetaData(res, parser, attrs, "<permission>", perm,
1570                 outError)) {
1571             mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1572             return null;
1573         }
1574 
1575         owner.permissions.add(perm);
1576 
1577         return perm;
1578     }
1579 
parsePermissionTree(Package owner, Resources res, XmlPullParser parser, AttributeSet attrs, String[] outError)1580     private Permission parsePermissionTree(Package owner, Resources res,
1581             XmlPullParser parser, AttributeSet attrs, String[] outError)
1582         throws XmlPullParserException, IOException {
1583         Permission perm = new Permission(owner);
1584 
1585         TypedArray sa = res.obtainAttributes(attrs,
1586                 com.android.internal.R.styleable.AndroidManifestPermissionTree);
1587 
1588         if (!parsePackageItemInfo(owner, perm.info, outError,
1589                 "<permission-tree>", sa,
1590                 com.android.internal.R.styleable.AndroidManifestPermissionTree_name,
1591                 com.android.internal.R.styleable.AndroidManifestPermissionTree_label,
1592                 com.android.internal.R.styleable.AndroidManifestPermissionTree_icon,
1593                 com.android.internal.R.styleable.AndroidManifestPermissionTree_logo)) {
1594             sa.recycle();
1595             mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1596             return null;
1597         }
1598 
1599         sa.recycle();
1600 
1601         int index = perm.info.name.indexOf('.');
1602         if (index > 0) {
1603             index = perm.info.name.indexOf('.', index+1);
1604         }
1605         if (index < 0) {
1606             outError[0] = "<permission-tree> name has less than three segments: "
1607                 + perm.info.name;
1608             mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1609             return null;
1610         }
1611 
1612         perm.info.descriptionRes = 0;
1613         perm.info.protectionLevel = PermissionInfo.PROTECTION_NORMAL;
1614         perm.tree = true;
1615 
1616         if (!parseAllMetaData(res, parser, attrs, "<permission-tree>", perm,
1617                 outError)) {
1618             mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1619             return null;
1620         }
1621 
1622         owner.permissions.add(perm);
1623 
1624         return perm;
1625     }
1626 
parseInstrumentation(Package owner, Resources res, XmlPullParser parser, AttributeSet attrs, String[] outError)1627     private Instrumentation parseInstrumentation(Package owner, Resources res,
1628             XmlPullParser parser, AttributeSet attrs, String[] outError)
1629         throws XmlPullParserException, IOException {
1630         TypedArray sa = res.obtainAttributes(attrs,
1631                 com.android.internal.R.styleable.AndroidManifestInstrumentation);
1632 
1633         if (mParseInstrumentationArgs == null) {
1634             mParseInstrumentationArgs = new ParsePackageItemArgs(owner, outError,
1635                     com.android.internal.R.styleable.AndroidManifestInstrumentation_name,
1636                     com.android.internal.R.styleable.AndroidManifestInstrumentation_label,
1637                     com.android.internal.R.styleable.AndroidManifestInstrumentation_icon,
1638                     com.android.internal.R.styleable.AndroidManifestInstrumentation_logo);
1639             mParseInstrumentationArgs.tag = "<instrumentation>";
1640         }
1641 
1642         mParseInstrumentationArgs.sa = sa;
1643 
1644         Instrumentation a = new Instrumentation(mParseInstrumentationArgs,
1645                 new InstrumentationInfo());
1646         if (outError[0] != null) {
1647             sa.recycle();
1648             mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1649             return null;
1650         }
1651 
1652         String str;
1653         // Note: don't allow this value to be a reference to a resource
1654         // that may change.
1655         str = sa.getNonResourceString(
1656                 com.android.internal.R.styleable.AndroidManifestInstrumentation_targetPackage);
1657         a.info.targetPackage = str != null ? str.intern() : null;
1658 
1659         a.info.handleProfiling = sa.getBoolean(
1660                 com.android.internal.R.styleable.AndroidManifestInstrumentation_handleProfiling,
1661                 false);
1662 
1663         a.info.functionalTest = sa.getBoolean(
1664                 com.android.internal.R.styleable.AndroidManifestInstrumentation_functionalTest,
1665                 false);
1666 
1667         sa.recycle();
1668 
1669         if (a.info.targetPackage == null) {
1670             outError[0] = "<instrumentation> does not specify targetPackage";
1671             mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1672             return null;
1673         }
1674 
1675         if (!parseAllMetaData(res, parser, attrs, "<instrumentation>", a,
1676                 outError)) {
1677             mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1678             return null;
1679         }
1680 
1681         owner.instrumentation.add(a);
1682 
1683         return a;
1684     }
1685 
parseApplication(Package owner, Resources res, XmlPullParser parser, AttributeSet attrs, int flags, String[] outError)1686     private boolean parseApplication(Package owner, Resources res,
1687             XmlPullParser parser, AttributeSet attrs, int flags, String[] outError)
1688         throws XmlPullParserException, IOException {
1689         final ApplicationInfo ai = owner.applicationInfo;
1690         final String pkgName = owner.applicationInfo.packageName;
1691 
1692         TypedArray sa = res.obtainAttributes(attrs,
1693                 com.android.internal.R.styleable.AndroidManifestApplication);
1694 
1695         String name = sa.getNonConfigurationString(
1696                 com.android.internal.R.styleable.AndroidManifestApplication_name, 0);
1697         if (name != null) {
1698             ai.className = buildClassName(pkgName, name, outError);
1699             if (ai.className == null) {
1700                 sa.recycle();
1701                 mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1702                 return false;
1703             }
1704         }
1705 
1706         String manageSpaceActivity = sa.getNonConfigurationString(
1707                 com.android.internal.R.styleable.AndroidManifestApplication_manageSpaceActivity, 0);
1708         if (manageSpaceActivity != null) {
1709             ai.manageSpaceActivityName = buildClassName(pkgName, manageSpaceActivity,
1710                     outError);
1711         }
1712 
1713         boolean allowBackup = sa.getBoolean(
1714                 com.android.internal.R.styleable.AndroidManifestApplication_allowBackup, true);
1715         if (allowBackup) {
1716             ai.flags |= ApplicationInfo.FLAG_ALLOW_BACKUP;
1717 
1718             // backupAgent, killAfterRestore, and restoreAnyVersion are only relevant
1719             // if backup is possible for the given application.
1720             String backupAgent = sa.getNonConfigurationString(
1721                     com.android.internal.R.styleable.AndroidManifestApplication_backupAgent, 0);
1722             if (backupAgent != null) {
1723                 ai.backupAgentName = buildClassName(pkgName, backupAgent, outError);
1724                 if (DEBUG_BACKUP) {
1725                     Slog.v(TAG, "android:backupAgent = " + ai.backupAgentName
1726                             + " from " + pkgName + "+" + backupAgent);
1727                 }
1728 
1729                 if (sa.getBoolean(
1730                         com.android.internal.R.styleable.AndroidManifestApplication_killAfterRestore,
1731                         true)) {
1732                     ai.flags |= ApplicationInfo.FLAG_KILL_AFTER_RESTORE;
1733                 }
1734                 if (sa.getBoolean(
1735                         com.android.internal.R.styleable.AndroidManifestApplication_restoreAnyVersion,
1736                         false)) {
1737                     ai.flags |= ApplicationInfo.FLAG_RESTORE_ANY_VERSION;
1738                 }
1739             }
1740         }
1741 
1742         TypedValue v = sa.peekValue(
1743                 com.android.internal.R.styleable.AndroidManifestApplication_label);
1744         if (v != null && (ai.labelRes=v.resourceId) == 0) {
1745             ai.nonLocalizedLabel = v.coerceToString();
1746         }
1747 
1748         ai.icon = sa.getResourceId(
1749                 com.android.internal.R.styleable.AndroidManifestApplication_icon, 0);
1750         ai.logo = sa.getResourceId(
1751                 com.android.internal.R.styleable.AndroidManifestApplication_logo, 0);
1752         ai.theme = sa.getResourceId(
1753                 com.android.internal.R.styleable.AndroidManifestApplication_theme, 0);
1754         ai.descriptionRes = sa.getResourceId(
1755                 com.android.internal.R.styleable.AndroidManifestApplication_description, 0);
1756 
1757         if ((flags&PARSE_IS_SYSTEM) != 0) {
1758             if (sa.getBoolean(
1759                     com.android.internal.R.styleable.AndroidManifestApplication_persistent,
1760                     false)) {
1761                 ai.flags |= ApplicationInfo.FLAG_PERSISTENT;
1762             }
1763         }
1764 
1765         if (sa.getBoolean(
1766                 com.android.internal.R.styleable.AndroidManifestApplication_debuggable,
1767                 false)) {
1768             ai.flags |= ApplicationInfo.FLAG_DEBUGGABLE;
1769         }
1770 
1771         if (sa.getBoolean(
1772                 com.android.internal.R.styleable.AndroidManifestApplication_vmSafeMode,
1773                 false)) {
1774             ai.flags |= ApplicationInfo.FLAG_VM_SAFE_MODE;
1775         }
1776 
1777         boolean hardwareAccelerated = sa.getBoolean(
1778                 com.android.internal.R.styleable.AndroidManifestApplication_hardwareAccelerated,
1779                 owner.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.ICE_CREAM_SANDWICH);
1780 
1781         if (sa.getBoolean(
1782                 com.android.internal.R.styleable.AndroidManifestApplication_hasCode,
1783                 true)) {
1784             ai.flags |= ApplicationInfo.FLAG_HAS_CODE;
1785         }
1786 
1787         if (sa.getBoolean(
1788                 com.android.internal.R.styleable.AndroidManifestApplication_allowTaskReparenting,
1789                 false)) {
1790             ai.flags |= ApplicationInfo.FLAG_ALLOW_TASK_REPARENTING;
1791         }
1792 
1793         if (sa.getBoolean(
1794                 com.android.internal.R.styleable.AndroidManifestApplication_allowClearUserData,
1795                 true)) {
1796             ai.flags |= ApplicationInfo.FLAG_ALLOW_CLEAR_USER_DATA;
1797         }
1798 
1799         if (sa.getBoolean(
1800                 com.android.internal.R.styleable.AndroidManifestApplication_testOnly,
1801                 false)) {
1802             ai.flags |= ApplicationInfo.FLAG_TEST_ONLY;
1803         }
1804 
1805         if (sa.getBoolean(
1806                 com.android.internal.R.styleable.AndroidManifestApplication_largeHeap,
1807                 false)) {
1808             ai.flags |= ApplicationInfo.FLAG_LARGE_HEAP;
1809         }
1810 
1811         if (sa.getBoolean(
1812                 com.android.internal.R.styleable.AndroidManifestApplication_supportsRtl,
1813                 false /* default is no RTL support*/)) {
1814             ai.flags |= ApplicationInfo.FLAG_SUPPORTS_RTL;
1815         }
1816 
1817         String str;
1818         str = sa.getNonConfigurationString(
1819                 com.android.internal.R.styleable.AndroidManifestApplication_permission, 0);
1820         ai.permission = (str != null && str.length() > 0) ? str.intern() : null;
1821 
1822         if (owner.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.FROYO) {
1823             str = sa.getNonConfigurationString(
1824                     com.android.internal.R.styleable.AndroidManifestApplication_taskAffinity, 0);
1825         } else {
1826             // Some older apps have been seen to use a resource reference
1827             // here that on older builds was ignored (with a warning).  We
1828             // need to continue to do this for them so they don't break.
1829             str = sa.getNonResourceString(
1830                     com.android.internal.R.styleable.AndroidManifestApplication_taskAffinity);
1831         }
1832         ai.taskAffinity = buildTaskAffinityName(ai.packageName, ai.packageName,
1833                 str, outError);
1834 
1835         if (outError[0] == null) {
1836             CharSequence pname;
1837             if (owner.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.FROYO) {
1838                 pname = sa.getNonConfigurationString(
1839                         com.android.internal.R.styleable.AndroidManifestApplication_process, 0);
1840             } else {
1841                 // Some older apps have been seen to use a resource reference
1842                 // here that on older builds was ignored (with a warning).  We
1843                 // need to continue to do this for them so they don't break.
1844                 pname = sa.getNonResourceString(
1845                         com.android.internal.R.styleable.AndroidManifestApplication_process);
1846             }
1847             ai.processName = buildProcessName(ai.packageName, null, pname,
1848                     flags, mSeparateProcesses, outError);
1849 
1850             ai.enabled = sa.getBoolean(
1851                     com.android.internal.R.styleable.AndroidManifestApplication_enabled, true);
1852 
1853             if (false) {
1854                 if (sa.getBoolean(
1855                         com.android.internal.R.styleable.AndroidManifestApplication_cantSaveState,
1856                         false)) {
1857                     ai.flags |= ApplicationInfo.FLAG_CANT_SAVE_STATE;
1858 
1859                     // A heavy-weight application can not be in a custom process.
1860                     // We can do direct compare because we intern all strings.
1861                     if (ai.processName != null && ai.processName != ai.packageName) {
1862                         outError[0] = "cantSaveState applications can not use custom processes";
1863                     }
1864                 }
1865             }
1866         }
1867 
1868         ai.uiOptions = sa.getInt(
1869                 com.android.internal.R.styleable.AndroidManifestApplication_uiOptions, 0);
1870 
1871         sa.recycle();
1872 
1873         if (outError[0] != null) {
1874             mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1875             return false;
1876         }
1877 
1878         final int innerDepth = parser.getDepth();
1879 
1880         int type;
1881         while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
1882                 && (type != XmlPullParser.END_TAG || parser.getDepth() > innerDepth)) {
1883             if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
1884                 continue;
1885             }
1886 
1887             String tagName = parser.getName();
1888             if (tagName.equals("activity")) {
1889                 Activity a = parseActivity(owner, res, parser, attrs, flags, outError, false,
1890                         hardwareAccelerated);
1891                 if (a == null) {
1892                     mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1893                     return false;
1894                 }
1895 
1896                 owner.activities.add(a);
1897 
1898             } else if (tagName.equals("receiver")) {
1899                 Activity a = parseActivity(owner, res, parser, attrs, flags, outError, true, false);
1900                 if (a == null) {
1901                     mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1902                     return false;
1903                 }
1904 
1905                 owner.receivers.add(a);
1906 
1907             } else if (tagName.equals("service")) {
1908                 Service s = parseService(owner, res, parser, attrs, flags, outError);
1909                 if (s == null) {
1910                     mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1911                     return false;
1912                 }
1913 
1914                 owner.services.add(s);
1915 
1916             } else if (tagName.equals("provider")) {
1917                 Provider p = parseProvider(owner, res, parser, attrs, flags, outError);
1918                 if (p == null) {
1919                     mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1920                     return false;
1921                 }
1922 
1923                 owner.providers.add(p);
1924 
1925             } else if (tagName.equals("activity-alias")) {
1926                 Activity a = parseActivityAlias(owner, res, parser, attrs, flags, outError);
1927                 if (a == null) {
1928                     mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1929                     return false;
1930                 }
1931 
1932                 owner.activities.add(a);
1933 
1934             } else if (parser.getName().equals("meta-data")) {
1935                 // note: application meta-data is stored off to the side, so it can
1936                 // remain null in the primary copy (we like to avoid extra copies because
1937                 // it can be large)
1938                 if ((owner.mAppMetaData = parseMetaData(res, parser, attrs, owner.mAppMetaData,
1939                         outError)) == null) {
1940                     mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1941                     return false;
1942                 }
1943 
1944             } else if (tagName.equals("uses-library")) {
1945                 sa = res.obtainAttributes(attrs,
1946                         com.android.internal.R.styleable.AndroidManifestUsesLibrary);
1947 
1948                 // Note: don't allow this value to be a reference to a resource
1949                 // that may change.
1950                 String lname = sa.getNonResourceString(
1951                         com.android.internal.R.styleable.AndroidManifestUsesLibrary_name);
1952                 boolean req = sa.getBoolean(
1953                         com.android.internal.R.styleable.AndroidManifestUsesLibrary_required,
1954                         true);
1955 
1956                 sa.recycle();
1957 
1958                 if (lname != null) {
1959                     if (req) {
1960                         if (owner.usesLibraries == null) {
1961                             owner.usesLibraries = new ArrayList<String>();
1962                         }
1963                         if (!owner.usesLibraries.contains(lname)) {
1964                             owner.usesLibraries.add(lname.intern());
1965                         }
1966                     } else {
1967                         if (owner.usesOptionalLibraries == null) {
1968                             owner.usesOptionalLibraries = new ArrayList<String>();
1969                         }
1970                         if (!owner.usesOptionalLibraries.contains(lname)) {
1971                             owner.usesOptionalLibraries.add(lname.intern());
1972                         }
1973                     }
1974                 }
1975 
1976                 XmlUtils.skipCurrentTag(parser);
1977 
1978             } else if (tagName.equals("uses-package")) {
1979                 // Dependencies for app installers; we don't currently try to
1980                 // enforce this.
1981                 XmlUtils.skipCurrentTag(parser);
1982 
1983             } else {
1984                 if (!RIGID_PARSER) {
1985                     Slog.w(TAG, "Unknown element under <application>: " + tagName
1986                             + " at " + mArchiveSourcePath + " "
1987                             + parser.getPositionDescription());
1988                     XmlUtils.skipCurrentTag(parser);
1989                     continue;
1990                 } else {
1991                     outError[0] = "Bad element under <application>: " + tagName;
1992                     mParseError = PackageManager.INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
1993                     return false;
1994                 }
1995             }
1996         }
1997 
1998         return true;
1999     }
2000 
parsePackageItemInfo(Package owner, PackageItemInfo outInfo, String[] outError, String tag, TypedArray sa, int nameRes, int labelRes, int iconRes, int logoRes)2001     private boolean parsePackageItemInfo(Package owner, PackageItemInfo outInfo,
2002             String[] outError, String tag, TypedArray sa,
2003             int nameRes, int labelRes, int iconRes, int logoRes) {
2004         String name = sa.getNonConfigurationString(nameRes, 0);
2005         if (name == null) {
2006             outError[0] = tag + " does not specify android:name";
2007             return false;
2008         }
2009 
2010         outInfo.name
2011             = buildClassName(owner.applicationInfo.packageName, name, outError);
2012         if (outInfo.name == null) {
2013             return false;
2014         }
2015 
2016         int iconVal = sa.getResourceId(iconRes, 0);
2017         if (iconVal != 0) {
2018             outInfo.icon = iconVal;
2019             outInfo.nonLocalizedLabel = null;
2020         }
2021 
2022         int logoVal = sa.getResourceId(logoRes, 0);
2023         if (logoVal != 0) {
2024             outInfo.logo = logoVal;
2025         }
2026 
2027         TypedValue v = sa.peekValue(labelRes);
2028         if (v != null && (outInfo.labelRes=v.resourceId) == 0) {
2029             outInfo.nonLocalizedLabel = v.coerceToString();
2030         }
2031 
2032         outInfo.packageName = owner.packageName;
2033 
2034         return true;
2035     }
2036 
parseActivity(Package owner, Resources res, XmlPullParser parser, AttributeSet attrs, int flags, String[] outError, boolean receiver, boolean hardwareAccelerated)2037     private Activity parseActivity(Package owner, Resources res,
2038             XmlPullParser parser, AttributeSet attrs, int flags, String[] outError,
2039             boolean receiver, boolean hardwareAccelerated)
2040             throws XmlPullParserException, IOException {
2041         TypedArray sa = res.obtainAttributes(attrs,
2042                 com.android.internal.R.styleable.AndroidManifestActivity);
2043 
2044         if (mParseActivityArgs == null) {
2045             mParseActivityArgs = new ParseComponentArgs(owner, outError,
2046                     com.android.internal.R.styleable.AndroidManifestActivity_name,
2047                     com.android.internal.R.styleable.AndroidManifestActivity_label,
2048                     com.android.internal.R.styleable.AndroidManifestActivity_icon,
2049                     com.android.internal.R.styleable.AndroidManifestActivity_logo,
2050                     mSeparateProcesses,
2051                     com.android.internal.R.styleable.AndroidManifestActivity_process,
2052                     com.android.internal.R.styleable.AndroidManifestActivity_description,
2053                     com.android.internal.R.styleable.AndroidManifestActivity_enabled);
2054         }
2055 
2056         mParseActivityArgs.tag = receiver ? "<receiver>" : "<activity>";
2057         mParseActivityArgs.sa = sa;
2058         mParseActivityArgs.flags = flags;
2059 
2060         Activity a = new Activity(mParseActivityArgs, new ActivityInfo());
2061         if (outError[0] != null) {
2062             sa.recycle();
2063             return null;
2064         }
2065 
2066         boolean setExported = sa.hasValue(
2067                 com.android.internal.R.styleable.AndroidManifestActivity_exported);
2068         if (setExported) {
2069             a.info.exported = sa.getBoolean(
2070                     com.android.internal.R.styleable.AndroidManifestActivity_exported, false);
2071         }
2072 
2073         a.info.theme = sa.getResourceId(
2074                 com.android.internal.R.styleable.AndroidManifestActivity_theme, 0);
2075 
2076         a.info.uiOptions = sa.getInt(
2077                 com.android.internal.R.styleable.AndroidManifestActivity_uiOptions,
2078                 a.info.applicationInfo.uiOptions);
2079 
2080         String parentName = sa.getNonConfigurationString(
2081                 com.android.internal.R.styleable.AndroidManifestActivity_parentActivityName, 0);
2082         if (parentName != null) {
2083             String parentClassName = buildClassName(a.info.packageName, parentName, outError);
2084             if (outError[0] == null) {
2085                 a.info.parentActivityName = parentClassName;
2086             } else {
2087                 Log.e(TAG, "Activity " + a.info.name + " specified invalid parentActivityName " +
2088                         parentName);
2089                 outError[0] = null;
2090             }
2091         }
2092 
2093         String str;
2094         str = sa.getNonConfigurationString(
2095                 com.android.internal.R.styleable.AndroidManifestActivity_permission, 0);
2096         if (str == null) {
2097             a.info.permission = owner.applicationInfo.permission;
2098         } else {
2099             a.info.permission = str.length() > 0 ? str.toString().intern() : null;
2100         }
2101 
2102         str = sa.getNonConfigurationString(
2103                 com.android.internal.R.styleable.AndroidManifestActivity_taskAffinity, 0);
2104         a.info.taskAffinity = buildTaskAffinityName(owner.applicationInfo.packageName,
2105                 owner.applicationInfo.taskAffinity, str, outError);
2106 
2107         a.info.flags = 0;
2108         if (sa.getBoolean(
2109                 com.android.internal.R.styleable.AndroidManifestActivity_multiprocess,
2110                 false)) {
2111             a.info.flags |= ActivityInfo.FLAG_MULTIPROCESS;
2112         }
2113 
2114         if (sa.getBoolean(
2115                 com.android.internal.R.styleable.AndroidManifestActivity_finishOnTaskLaunch,
2116                 false)) {
2117             a.info.flags |= ActivityInfo.FLAG_FINISH_ON_TASK_LAUNCH;
2118         }
2119 
2120         if (sa.getBoolean(
2121                 com.android.internal.R.styleable.AndroidManifestActivity_clearTaskOnLaunch,
2122                 false)) {
2123             a.info.flags |= ActivityInfo.FLAG_CLEAR_TASK_ON_LAUNCH;
2124         }
2125 
2126         if (sa.getBoolean(
2127                 com.android.internal.R.styleable.AndroidManifestActivity_noHistory,
2128                 false)) {
2129             a.info.flags |= ActivityInfo.FLAG_NO_HISTORY;
2130         }
2131 
2132         if (sa.getBoolean(
2133                 com.android.internal.R.styleable.AndroidManifestActivity_alwaysRetainTaskState,
2134                 false)) {
2135             a.info.flags |= ActivityInfo.FLAG_ALWAYS_RETAIN_TASK_STATE;
2136         }
2137 
2138         if (sa.getBoolean(
2139                 com.android.internal.R.styleable.AndroidManifestActivity_stateNotNeeded,
2140                 false)) {
2141             a.info.flags |= ActivityInfo.FLAG_STATE_NOT_NEEDED;
2142         }
2143 
2144         if (sa.getBoolean(
2145                 com.android.internal.R.styleable.AndroidManifestActivity_excludeFromRecents,
2146                 false)) {
2147             a.info.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS;
2148         }
2149 
2150         if (sa.getBoolean(
2151                 com.android.internal.R.styleable.AndroidManifestActivity_allowTaskReparenting,
2152                 (owner.applicationInfo.flags&ApplicationInfo.FLAG_ALLOW_TASK_REPARENTING) != 0)) {
2153             a.info.flags |= ActivityInfo.FLAG_ALLOW_TASK_REPARENTING;
2154         }
2155 
2156         if (sa.getBoolean(
2157                 com.android.internal.R.styleable.AndroidManifestActivity_finishOnCloseSystemDialogs,
2158                 false)) {
2159             a.info.flags |= ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS;
2160         }
2161 
2162         if (sa.getBoolean(
2163                 com.android.internal.R.styleable.AndroidManifestActivity_showOnLockScreen,
2164                 false)) {
2165             a.info.flags |= ActivityInfo.FLAG_SHOW_ON_LOCK_SCREEN;
2166         }
2167 
2168         if (sa.getBoolean(
2169                 com.android.internal.R.styleable.AndroidManifestActivity_immersive,
2170                 false)) {
2171             a.info.flags |= ActivityInfo.FLAG_IMMERSIVE;
2172         }
2173 
2174         if (!receiver) {
2175             if (sa.getBoolean(
2176                     com.android.internal.R.styleable.AndroidManifestActivity_hardwareAccelerated,
2177                     hardwareAccelerated)) {
2178                 a.info.flags |= ActivityInfo.FLAG_HARDWARE_ACCELERATED;
2179             }
2180 
2181             a.info.launchMode = sa.getInt(
2182                     com.android.internal.R.styleable.AndroidManifestActivity_launchMode,
2183                     ActivityInfo.LAUNCH_MULTIPLE);
2184             a.info.screenOrientation = sa.getInt(
2185                     com.android.internal.R.styleable.AndroidManifestActivity_screenOrientation,
2186                     ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
2187             a.info.configChanges = sa.getInt(
2188                     com.android.internal.R.styleable.AndroidManifestActivity_configChanges,
2189                     0);
2190             a.info.softInputMode = sa.getInt(
2191                     com.android.internal.R.styleable.AndroidManifestActivity_windowSoftInputMode,
2192                     0);
2193         } else {
2194             a.info.launchMode = ActivityInfo.LAUNCH_MULTIPLE;
2195             a.info.configChanges = 0;
2196         }
2197 
2198         if (receiver) {
2199             if (sa.getBoolean(
2200                     com.android.internal.R.styleable.AndroidManifestActivity_singleUser,
2201                     false)) {
2202                 a.info.flags |= ActivityInfo.FLAG_SINGLE_USER;
2203                 if (a.info.exported) {
2204                     Slog.w(TAG, "Activity exported request ignored due to singleUser: "
2205                             + a.className + " at " + mArchiveSourcePath + " "
2206                             + parser.getPositionDescription());
2207                     a.info.exported = false;
2208                 }
2209                 setExported = true;
2210             }
2211             if (sa.getBoolean(
2212                     com.android.internal.R.styleable.AndroidManifestActivity_primaryUserOnly,
2213                     false)) {
2214                 a.info.flags |= ActivityInfo.FLAG_PRIMARY_USER_ONLY;
2215             }
2216         }
2217 
2218         sa.recycle();
2219 
2220         if (receiver && (owner.applicationInfo.flags&ApplicationInfo.FLAG_CANT_SAVE_STATE) != 0) {
2221             // A heavy-weight application can not have receives in its main process
2222             // We can do direct compare because we intern all strings.
2223             if (a.info.processName == owner.packageName) {
2224                 outError[0] = "Heavy-weight applications can not have receivers in main process";
2225             }
2226         }
2227 
2228         if (outError[0] != null) {
2229             return null;
2230         }
2231 
2232         int outerDepth = parser.getDepth();
2233         int type;
2234         while ((type=parser.next()) != XmlPullParser.END_DOCUMENT
2235                && (type != XmlPullParser.END_TAG
2236                        || parser.getDepth() > outerDepth)) {
2237             if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
2238                 continue;
2239             }
2240 
2241             if (parser.getName().equals("intent-filter")) {
2242                 ActivityIntentInfo intent = new ActivityIntentInfo(a);
2243                 if (!parseIntent(res, parser, attrs, flags, intent, outError, !receiver)) {
2244                     return null;
2245                 }
2246                 if (intent.countActions() == 0) {
2247                     Slog.w(TAG, "No actions in intent filter at "
2248                             + mArchiveSourcePath + " "
2249                             + parser.getPositionDescription());
2250                 } else {
2251                     a.intents.add(intent);
2252                 }
2253             } else if (parser.getName().equals("meta-data")) {
2254                 if ((a.metaData=parseMetaData(res, parser, attrs, a.metaData,
2255                         outError)) == null) {
2256                     return null;
2257                 }
2258             } else {
2259                 if (!RIGID_PARSER) {
2260                     Slog.w(TAG, "Problem in package " + mArchiveSourcePath + ":");
2261                     if (receiver) {
2262                         Slog.w(TAG, "Unknown element under <receiver>: " + parser.getName()
2263                                 + " at " + mArchiveSourcePath + " "
2264                                 + parser.getPositionDescription());
2265                     } else {
2266                         Slog.w(TAG, "Unknown element under <activity>: " + parser.getName()
2267                                 + " at " + mArchiveSourcePath + " "
2268                                 + parser.getPositionDescription());
2269                     }
2270                     XmlUtils.skipCurrentTag(parser);
2271                     continue;
2272                 } else {
2273                     if (receiver) {
2274                         outError[0] = "Bad element under <receiver>: " + parser.getName();
2275                     } else {
2276                         outError[0] = "Bad element under <activity>: " + parser.getName();
2277                     }
2278                     return null;
2279                 }
2280             }
2281         }
2282 
2283         if (!setExported) {
2284             a.info.exported = a.intents.size() > 0;
2285         }
2286 
2287         return a;
2288     }
2289 
parseActivityAlias(Package owner, Resources res, XmlPullParser parser, AttributeSet attrs, int flags, String[] outError)2290     private Activity parseActivityAlias(Package owner, Resources res,
2291             XmlPullParser parser, AttributeSet attrs, int flags, String[] outError)
2292             throws XmlPullParserException, IOException {
2293         TypedArray sa = res.obtainAttributes(attrs,
2294                 com.android.internal.R.styleable.AndroidManifestActivityAlias);
2295 
2296         String targetActivity = sa.getNonConfigurationString(
2297                 com.android.internal.R.styleable.AndroidManifestActivityAlias_targetActivity, 0);
2298         if (targetActivity == null) {
2299             outError[0] = "<activity-alias> does not specify android:targetActivity";
2300             sa.recycle();
2301             return null;
2302         }
2303 
2304         targetActivity = buildClassName(owner.applicationInfo.packageName,
2305                 targetActivity, outError);
2306         if (targetActivity == null) {
2307             sa.recycle();
2308             return null;
2309         }
2310 
2311         if (mParseActivityAliasArgs == null) {
2312             mParseActivityAliasArgs = new ParseComponentArgs(owner, outError,
2313                     com.android.internal.R.styleable.AndroidManifestActivityAlias_name,
2314                     com.android.internal.R.styleable.AndroidManifestActivityAlias_label,
2315                     com.android.internal.R.styleable.AndroidManifestActivityAlias_icon,
2316                     com.android.internal.R.styleable.AndroidManifestActivityAlias_logo,
2317                     mSeparateProcesses,
2318                     0,
2319                     com.android.internal.R.styleable.AndroidManifestActivityAlias_description,
2320                     com.android.internal.R.styleable.AndroidManifestActivityAlias_enabled);
2321             mParseActivityAliasArgs.tag = "<activity-alias>";
2322         }
2323 
2324         mParseActivityAliasArgs.sa = sa;
2325         mParseActivityAliasArgs.flags = flags;
2326 
2327         Activity target = null;
2328 
2329         final int NA = owner.activities.size();
2330         for (int i=0; i<NA; i++) {
2331             Activity t = owner.activities.get(i);
2332             if (targetActivity.equals(t.info.name)) {
2333                 target = t;
2334                 break;
2335             }
2336         }
2337 
2338         if (target == null) {
2339             outError[0] = "<activity-alias> target activity " + targetActivity
2340                     + " not found in manifest";
2341             sa.recycle();
2342             return null;
2343         }
2344 
2345         ActivityInfo info = new ActivityInfo();
2346         info.targetActivity = targetActivity;
2347         info.configChanges = target.info.configChanges;
2348         info.flags = target.info.flags;
2349         info.icon = target.info.icon;
2350         info.logo = target.info.logo;
2351         info.labelRes = target.info.labelRes;
2352         info.nonLocalizedLabel = target.info.nonLocalizedLabel;
2353         info.launchMode = target.info.launchMode;
2354         info.processName = target.info.processName;
2355         if (info.descriptionRes == 0) {
2356             info.descriptionRes = target.info.descriptionRes;
2357         }
2358         info.screenOrientation = target.info.screenOrientation;
2359         info.taskAffinity = target.info.taskAffinity;
2360         info.theme = target.info.theme;
2361         info.softInputMode = target.info.softInputMode;
2362         info.uiOptions = target.info.uiOptions;
2363         info.parentActivityName = target.info.parentActivityName;
2364 
2365         Activity a = new Activity(mParseActivityAliasArgs, info);
2366         if (outError[0] != null) {
2367             sa.recycle();
2368             return null;
2369         }
2370 
2371         final boolean setExported = sa.hasValue(
2372                 com.android.internal.R.styleable.AndroidManifestActivityAlias_exported);
2373         if (setExported) {
2374             a.info.exported = sa.getBoolean(
2375                     com.android.internal.R.styleable.AndroidManifestActivityAlias_exported, false);
2376         }
2377 
2378         String str;
2379         str = sa.getNonConfigurationString(
2380                 com.android.internal.R.styleable.AndroidManifestActivityAlias_permission, 0);
2381         if (str != null) {
2382             a.info.permission = str.length() > 0 ? str.toString().intern() : null;
2383         }
2384 
2385         String parentName = sa.getNonConfigurationString(
2386                 com.android.internal.R.styleable.AndroidManifestActivityAlias_parentActivityName,
2387                 0);
2388         if (parentName != null) {
2389             String parentClassName = buildClassName(a.info.packageName, parentName, outError);
2390             if (outError[0] == null) {
2391                 a.info.parentActivityName = parentClassName;
2392             } else {
2393                 Log.e(TAG, "Activity alias " + a.info.name +
2394                         " specified invalid parentActivityName " + parentName);
2395                 outError[0] = null;
2396             }
2397         }
2398 
2399         sa.recycle();
2400 
2401         if (outError[0] != null) {
2402             return null;
2403         }
2404 
2405         int outerDepth = parser.getDepth();
2406         int type;
2407         while ((type=parser.next()) != XmlPullParser.END_DOCUMENT
2408                && (type != XmlPullParser.END_TAG
2409                        || parser.getDepth() > outerDepth)) {
2410             if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
2411                 continue;
2412             }
2413 
2414             if (parser.getName().equals("intent-filter")) {
2415                 ActivityIntentInfo intent = new ActivityIntentInfo(a);
2416                 if (!parseIntent(res, parser, attrs, flags, intent, outError, true)) {
2417                     return null;
2418                 }
2419                 if (intent.countActions() == 0) {
2420                     Slog.w(TAG, "No actions in intent filter at "
2421                             + mArchiveSourcePath + " "
2422                             + parser.getPositionDescription());
2423                 } else {
2424                     a.intents.add(intent);
2425                 }
2426             } else if (parser.getName().equals("meta-data")) {
2427                 if ((a.metaData=parseMetaData(res, parser, attrs, a.metaData,
2428                         outError)) == null) {
2429                     return null;
2430                 }
2431             } else {
2432                 if (!RIGID_PARSER) {
2433                     Slog.w(TAG, "Unknown element under <activity-alias>: " + parser.getName()
2434                             + " at " + mArchiveSourcePath + " "
2435                             + parser.getPositionDescription());
2436                     XmlUtils.skipCurrentTag(parser);
2437                     continue;
2438                 } else {
2439                     outError[0] = "Bad element under <activity-alias>: " + parser.getName();
2440                     return null;
2441                 }
2442             }
2443         }
2444 
2445         if (!setExported) {
2446             a.info.exported = a.intents.size() > 0;
2447         }
2448 
2449         return a;
2450     }
2451 
parseProvider(Package owner, Resources res, XmlPullParser parser, AttributeSet attrs, int flags, String[] outError)2452     private Provider parseProvider(Package owner, Resources res,
2453             XmlPullParser parser, AttributeSet attrs, int flags, String[] outError)
2454             throws XmlPullParserException, IOException {
2455         TypedArray sa = res.obtainAttributes(attrs,
2456                 com.android.internal.R.styleable.AndroidManifestProvider);
2457 
2458         if (mParseProviderArgs == null) {
2459             mParseProviderArgs = new ParseComponentArgs(owner, outError,
2460                     com.android.internal.R.styleable.AndroidManifestProvider_name,
2461                     com.android.internal.R.styleable.AndroidManifestProvider_label,
2462                     com.android.internal.R.styleable.AndroidManifestProvider_icon,
2463                     com.android.internal.R.styleable.AndroidManifestProvider_logo,
2464                     mSeparateProcesses,
2465                     com.android.internal.R.styleable.AndroidManifestProvider_process,
2466                     com.android.internal.R.styleable.AndroidManifestProvider_description,
2467                     com.android.internal.R.styleable.AndroidManifestProvider_enabled);
2468             mParseProviderArgs.tag = "<provider>";
2469         }
2470 
2471         mParseProviderArgs.sa = sa;
2472         mParseProviderArgs.flags = flags;
2473 
2474         Provider p = new Provider(mParseProviderArgs, new ProviderInfo());
2475         if (outError[0] != null) {
2476             sa.recycle();
2477             return null;
2478         }
2479 
2480         boolean providerExportedDefault = false;
2481 
2482         if (owner.applicationInfo.targetSdkVersion < Build.VERSION_CODES.JELLY_BEAN_MR1) {
2483             // For compatibility, applications targeting API level 16 or lower
2484             // should have their content providers exported by default, unless they
2485             // specify otherwise.
2486             providerExportedDefault = true;
2487         }
2488 
2489         p.info.exported = sa.getBoolean(
2490                 com.android.internal.R.styleable.AndroidManifestProvider_exported,
2491                 providerExportedDefault);
2492 
2493         String cpname = sa.getNonConfigurationString(
2494                 com.android.internal.R.styleable.AndroidManifestProvider_authorities, 0);
2495 
2496         p.info.isSyncable = sa.getBoolean(
2497                 com.android.internal.R.styleable.AndroidManifestProvider_syncable,
2498                 false);
2499 
2500         String permission = sa.getNonConfigurationString(
2501                 com.android.internal.R.styleable.AndroidManifestProvider_permission, 0);
2502         String str = sa.getNonConfigurationString(
2503                 com.android.internal.R.styleable.AndroidManifestProvider_readPermission, 0);
2504         if (str == null) {
2505             str = permission;
2506         }
2507         if (str == null) {
2508             p.info.readPermission = owner.applicationInfo.permission;
2509         } else {
2510             p.info.readPermission =
2511                 str.length() > 0 ? str.toString().intern() : null;
2512         }
2513         str = sa.getNonConfigurationString(
2514                 com.android.internal.R.styleable.AndroidManifestProvider_writePermission, 0);
2515         if (str == null) {
2516             str = permission;
2517         }
2518         if (str == null) {
2519             p.info.writePermission = owner.applicationInfo.permission;
2520         } else {
2521             p.info.writePermission =
2522                 str.length() > 0 ? str.toString().intern() : null;
2523         }
2524 
2525         p.info.grantUriPermissions = sa.getBoolean(
2526                 com.android.internal.R.styleable.AndroidManifestProvider_grantUriPermissions,
2527                 false);
2528 
2529         p.info.multiprocess = sa.getBoolean(
2530                 com.android.internal.R.styleable.AndroidManifestProvider_multiprocess,
2531                 false);
2532 
2533         p.info.initOrder = sa.getInt(
2534                 com.android.internal.R.styleable.AndroidManifestProvider_initOrder,
2535                 0);
2536 
2537         p.info.flags = 0;
2538 
2539         if (sa.getBoolean(
2540                 com.android.internal.R.styleable.AndroidManifestProvider_singleUser,
2541                 false)) {
2542             p.info.flags |= ProviderInfo.FLAG_SINGLE_USER;
2543             if (p.info.exported) {
2544                 Slog.w(TAG, "Provider exported request ignored due to singleUser: "
2545                         + p.className + " at " + mArchiveSourcePath + " "
2546                         + parser.getPositionDescription());
2547                 p.info.exported = false;
2548             }
2549         }
2550 
2551         sa.recycle();
2552 
2553         if ((owner.applicationInfo.flags&ApplicationInfo.FLAG_CANT_SAVE_STATE) != 0) {
2554             // A heavy-weight application can not have providers in its main process
2555             // We can do direct compare because we intern all strings.
2556             if (p.info.processName == owner.packageName) {
2557                 outError[0] = "Heavy-weight applications can not have providers in main process";
2558                 return null;
2559             }
2560         }
2561 
2562         if (cpname == null) {
2563             outError[0] = "<provider> does not include authorities attribute";
2564             return null;
2565         }
2566         p.info.authority = cpname.intern();
2567 
2568         if (!parseProviderTags(res, parser, attrs, p, outError)) {
2569             return null;
2570         }
2571 
2572         return p;
2573     }
2574 
parseProviderTags(Resources res, XmlPullParser parser, AttributeSet attrs, Provider outInfo, String[] outError)2575     private boolean parseProviderTags(Resources res,
2576             XmlPullParser parser, AttributeSet attrs,
2577             Provider outInfo, String[] outError)
2578             throws XmlPullParserException, IOException {
2579         int outerDepth = parser.getDepth();
2580         int type;
2581         while ((type=parser.next()) != XmlPullParser.END_DOCUMENT
2582                && (type != XmlPullParser.END_TAG
2583                        || parser.getDepth() > outerDepth)) {
2584             if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
2585                 continue;
2586             }
2587 
2588             if (parser.getName().equals("meta-data")) {
2589                 if ((outInfo.metaData=parseMetaData(res, parser, attrs,
2590                         outInfo.metaData, outError)) == null) {
2591                     return false;
2592                 }
2593 
2594             } else if (parser.getName().equals("grant-uri-permission")) {
2595                 TypedArray sa = res.obtainAttributes(attrs,
2596                         com.android.internal.R.styleable.AndroidManifestGrantUriPermission);
2597 
2598                 PatternMatcher pa = null;
2599 
2600                 String str = sa.getNonConfigurationString(
2601                         com.android.internal.R.styleable.AndroidManifestGrantUriPermission_path, 0);
2602                 if (str != null) {
2603                     pa = new PatternMatcher(str, PatternMatcher.PATTERN_LITERAL);
2604                 }
2605 
2606                 str = sa.getNonConfigurationString(
2607                         com.android.internal.R.styleable.AndroidManifestGrantUriPermission_pathPrefix, 0);
2608                 if (str != null) {
2609                     pa = new PatternMatcher(str, PatternMatcher.PATTERN_PREFIX);
2610                 }
2611 
2612                 str = sa.getNonConfigurationString(
2613                         com.android.internal.R.styleable.AndroidManifestGrantUriPermission_pathPattern, 0);
2614                 if (str != null) {
2615                     pa = new PatternMatcher(str, PatternMatcher.PATTERN_SIMPLE_GLOB);
2616                 }
2617 
2618                 sa.recycle();
2619 
2620                 if (pa != null) {
2621                     if (outInfo.info.uriPermissionPatterns == null) {
2622                         outInfo.info.uriPermissionPatterns = new PatternMatcher[1];
2623                         outInfo.info.uriPermissionPatterns[0] = pa;
2624                     } else {
2625                         final int N = outInfo.info.uriPermissionPatterns.length;
2626                         PatternMatcher[] newp = new PatternMatcher[N+1];
2627                         System.arraycopy(outInfo.info.uriPermissionPatterns, 0, newp, 0, N);
2628                         newp[N] = pa;
2629                         outInfo.info.uriPermissionPatterns = newp;
2630                     }
2631                     outInfo.info.grantUriPermissions = true;
2632                 } else {
2633                     if (!RIGID_PARSER) {
2634                         Slog.w(TAG, "Unknown element under <path-permission>: "
2635                                 + parser.getName() + " at " + mArchiveSourcePath + " "
2636                                 + parser.getPositionDescription());
2637                         XmlUtils.skipCurrentTag(parser);
2638                         continue;
2639                     } else {
2640                         outError[0] = "No path, pathPrefix, or pathPattern for <path-permission>";
2641                         return false;
2642                     }
2643                 }
2644                 XmlUtils.skipCurrentTag(parser);
2645 
2646             } else if (parser.getName().equals("path-permission")) {
2647                 TypedArray sa = res.obtainAttributes(attrs,
2648                         com.android.internal.R.styleable.AndroidManifestPathPermission);
2649 
2650                 PathPermission pa = null;
2651 
2652                 String permission = sa.getNonConfigurationString(
2653                         com.android.internal.R.styleable.AndroidManifestPathPermission_permission, 0);
2654                 String readPermission = sa.getNonConfigurationString(
2655                         com.android.internal.R.styleable.AndroidManifestPathPermission_readPermission, 0);
2656                 if (readPermission == null) {
2657                     readPermission = permission;
2658                 }
2659                 String writePermission = sa.getNonConfigurationString(
2660                         com.android.internal.R.styleable.AndroidManifestPathPermission_writePermission, 0);
2661                 if (writePermission == null) {
2662                     writePermission = permission;
2663                 }
2664 
2665                 boolean havePerm = false;
2666                 if (readPermission != null) {
2667                     readPermission = readPermission.intern();
2668                     havePerm = true;
2669                 }
2670                 if (writePermission != null) {
2671                     writePermission = writePermission.intern();
2672                     havePerm = true;
2673                 }
2674 
2675                 if (!havePerm) {
2676                     if (!RIGID_PARSER) {
2677                         Slog.w(TAG, "No readPermission or writePermssion for <path-permission>: "
2678                                 + parser.getName() + " at " + mArchiveSourcePath + " "
2679                                 + parser.getPositionDescription());
2680                         XmlUtils.skipCurrentTag(parser);
2681                         continue;
2682                     } else {
2683                         outError[0] = "No readPermission or writePermssion for <path-permission>";
2684                         return false;
2685                     }
2686                 }
2687 
2688                 String path = sa.getNonConfigurationString(
2689                         com.android.internal.R.styleable.AndroidManifestPathPermission_path, 0);
2690                 if (path != null) {
2691                     pa = new PathPermission(path,
2692                             PatternMatcher.PATTERN_LITERAL, readPermission, writePermission);
2693                 }
2694 
2695                 path = sa.getNonConfigurationString(
2696                         com.android.internal.R.styleable.AndroidManifestPathPermission_pathPrefix, 0);
2697                 if (path != null) {
2698                     pa = new PathPermission(path,
2699                             PatternMatcher.PATTERN_PREFIX, readPermission, writePermission);
2700                 }
2701 
2702                 path = sa.getNonConfigurationString(
2703                         com.android.internal.R.styleable.AndroidManifestPathPermission_pathPattern, 0);
2704                 if (path != null) {
2705                     pa = new PathPermission(path,
2706                             PatternMatcher.PATTERN_SIMPLE_GLOB, readPermission, writePermission);
2707                 }
2708 
2709                 sa.recycle();
2710 
2711                 if (pa != null) {
2712                     if (outInfo.info.pathPermissions == null) {
2713                         outInfo.info.pathPermissions = new PathPermission[1];
2714                         outInfo.info.pathPermissions[0] = pa;
2715                     } else {
2716                         final int N = outInfo.info.pathPermissions.length;
2717                         PathPermission[] newp = new PathPermission[N+1];
2718                         System.arraycopy(outInfo.info.pathPermissions, 0, newp, 0, N);
2719                         newp[N] = pa;
2720                         outInfo.info.pathPermissions = newp;
2721                     }
2722                 } else {
2723                     if (!RIGID_PARSER) {
2724                         Slog.w(TAG, "No path, pathPrefix, or pathPattern for <path-permission>: "
2725                                 + parser.getName() + " at " + mArchiveSourcePath + " "
2726                                 + parser.getPositionDescription());
2727                         XmlUtils.skipCurrentTag(parser);
2728                         continue;
2729                     }
2730                     outError[0] = "No path, pathPrefix, or pathPattern for <path-permission>";
2731                     return false;
2732                 }
2733                 XmlUtils.skipCurrentTag(parser);
2734 
2735             } else {
2736                 if (!RIGID_PARSER) {
2737                     Slog.w(TAG, "Unknown element under <provider>: "
2738                             + parser.getName() + " at " + mArchiveSourcePath + " "
2739                             + parser.getPositionDescription());
2740                     XmlUtils.skipCurrentTag(parser);
2741                     continue;
2742                 } else {
2743                     outError[0] = "Bad element under <provider>: " + parser.getName();
2744                     return false;
2745                 }
2746             }
2747         }
2748         return true;
2749     }
2750 
parseService(Package owner, Resources res, XmlPullParser parser, AttributeSet attrs, int flags, String[] outError)2751     private Service parseService(Package owner, Resources res,
2752             XmlPullParser parser, AttributeSet attrs, int flags, String[] outError)
2753             throws XmlPullParserException, IOException {
2754         TypedArray sa = res.obtainAttributes(attrs,
2755                 com.android.internal.R.styleable.AndroidManifestService);
2756 
2757         if (mParseServiceArgs == null) {
2758             mParseServiceArgs = new ParseComponentArgs(owner, outError,
2759                     com.android.internal.R.styleable.AndroidManifestService_name,
2760                     com.android.internal.R.styleable.AndroidManifestService_label,
2761                     com.android.internal.R.styleable.AndroidManifestService_icon,
2762                     com.android.internal.R.styleable.AndroidManifestService_logo,
2763                     mSeparateProcesses,
2764                     com.android.internal.R.styleable.AndroidManifestService_process,
2765                     com.android.internal.R.styleable.AndroidManifestService_description,
2766                     com.android.internal.R.styleable.AndroidManifestService_enabled);
2767             mParseServiceArgs.tag = "<service>";
2768         }
2769 
2770         mParseServiceArgs.sa = sa;
2771         mParseServiceArgs.flags = flags;
2772 
2773         Service s = new Service(mParseServiceArgs, new ServiceInfo());
2774         if (outError[0] != null) {
2775             sa.recycle();
2776             return null;
2777         }
2778 
2779         boolean setExported = sa.hasValue(
2780                 com.android.internal.R.styleable.AndroidManifestService_exported);
2781         if (setExported) {
2782             s.info.exported = sa.getBoolean(
2783                     com.android.internal.R.styleable.AndroidManifestService_exported, false);
2784         }
2785 
2786         String str = sa.getNonConfigurationString(
2787                 com.android.internal.R.styleable.AndroidManifestService_permission, 0);
2788         if (str == null) {
2789             s.info.permission = owner.applicationInfo.permission;
2790         } else {
2791             s.info.permission = str.length() > 0 ? str.toString().intern() : null;
2792         }
2793 
2794         s.info.flags = 0;
2795         if (sa.getBoolean(
2796                 com.android.internal.R.styleable.AndroidManifestService_stopWithTask,
2797                 false)) {
2798             s.info.flags |= ServiceInfo.FLAG_STOP_WITH_TASK;
2799         }
2800         if (sa.getBoolean(
2801                 com.android.internal.R.styleable.AndroidManifestService_isolatedProcess,
2802                 false)) {
2803             s.info.flags |= ServiceInfo.FLAG_ISOLATED_PROCESS;
2804         }
2805         if (sa.getBoolean(
2806                 com.android.internal.R.styleable.AndroidManifestService_singleUser,
2807                 false)) {
2808             s.info.flags |= ServiceInfo.FLAG_SINGLE_USER;
2809             if (s.info.exported) {
2810                 Slog.w(TAG, "Service exported request ignored due to singleUser: "
2811                         + s.className + " at " + mArchiveSourcePath + " "
2812                         + parser.getPositionDescription());
2813                 s.info.exported = false;
2814             }
2815             setExported = true;
2816         }
2817 
2818         sa.recycle();
2819 
2820         if ((owner.applicationInfo.flags&ApplicationInfo.FLAG_CANT_SAVE_STATE) != 0) {
2821             // A heavy-weight application can not have services in its main process
2822             // We can do direct compare because we intern all strings.
2823             if (s.info.processName == owner.packageName) {
2824                 outError[0] = "Heavy-weight applications can not have services in main process";
2825                 return null;
2826             }
2827         }
2828 
2829         int outerDepth = parser.getDepth();
2830         int type;
2831         while ((type=parser.next()) != XmlPullParser.END_DOCUMENT
2832                && (type != XmlPullParser.END_TAG
2833                        || parser.getDepth() > outerDepth)) {
2834             if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
2835                 continue;
2836             }
2837 
2838             if (parser.getName().equals("intent-filter")) {
2839                 ServiceIntentInfo intent = new ServiceIntentInfo(s);
2840                 if (!parseIntent(res, parser, attrs, flags, intent, outError, false)) {
2841                     return null;
2842                 }
2843 
2844                 s.intents.add(intent);
2845             } else if (parser.getName().equals("meta-data")) {
2846                 if ((s.metaData=parseMetaData(res, parser, attrs, s.metaData,
2847                         outError)) == null) {
2848                     return null;
2849                 }
2850             } else {
2851                 if (!RIGID_PARSER) {
2852                     Slog.w(TAG, "Unknown element under <service>: "
2853                             + parser.getName() + " at " + mArchiveSourcePath + " "
2854                             + parser.getPositionDescription());
2855                     XmlUtils.skipCurrentTag(parser);
2856                     continue;
2857                 } else {
2858                     outError[0] = "Bad element under <service>: " + parser.getName();
2859                     return null;
2860                 }
2861             }
2862         }
2863 
2864         if (!setExported) {
2865             s.info.exported = s.intents.size() > 0;
2866         }
2867 
2868         return s;
2869     }
2870 
parseAllMetaData(Resources res, XmlPullParser parser, AttributeSet attrs, String tag, Component outInfo, String[] outError)2871     private boolean parseAllMetaData(Resources res,
2872             XmlPullParser parser, AttributeSet attrs, String tag,
2873             Component outInfo, String[] outError)
2874             throws XmlPullParserException, IOException {
2875         int outerDepth = parser.getDepth();
2876         int type;
2877         while ((type=parser.next()) != XmlPullParser.END_DOCUMENT
2878                && (type != XmlPullParser.END_TAG
2879                        || parser.getDepth() > outerDepth)) {
2880             if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
2881                 continue;
2882             }
2883 
2884             if (parser.getName().equals("meta-data")) {
2885                 if ((outInfo.metaData=parseMetaData(res, parser, attrs,
2886                         outInfo.metaData, outError)) == null) {
2887                     return false;
2888                 }
2889             } else {
2890                 if (!RIGID_PARSER) {
2891                     Slog.w(TAG, "Unknown element under " + tag + ": "
2892                             + parser.getName() + " at " + mArchiveSourcePath + " "
2893                             + parser.getPositionDescription());
2894                     XmlUtils.skipCurrentTag(parser);
2895                     continue;
2896                 } else {
2897                     outError[0] = "Bad element under " + tag + ": " + parser.getName();
2898                     return false;
2899                 }
2900             }
2901         }
2902         return true;
2903     }
2904 
parseMetaData(Resources res, XmlPullParser parser, AttributeSet attrs, Bundle data, String[] outError)2905     private Bundle parseMetaData(Resources res,
2906             XmlPullParser parser, AttributeSet attrs,
2907             Bundle data, String[] outError)
2908             throws XmlPullParserException, IOException {
2909 
2910         TypedArray sa = res.obtainAttributes(attrs,
2911                 com.android.internal.R.styleable.AndroidManifestMetaData);
2912 
2913         if (data == null) {
2914             data = new Bundle();
2915         }
2916 
2917         String name = sa.getNonConfigurationString(
2918                 com.android.internal.R.styleable.AndroidManifestMetaData_name, 0);
2919         if (name == null) {
2920             outError[0] = "<meta-data> requires an android:name attribute";
2921             sa.recycle();
2922             return null;
2923         }
2924 
2925         name = name.intern();
2926 
2927         TypedValue v = sa.peekValue(
2928                 com.android.internal.R.styleable.AndroidManifestMetaData_resource);
2929         if (v != null && v.resourceId != 0) {
2930             //Slog.i(TAG, "Meta data ref " + name + ": " + v);
2931             data.putInt(name, v.resourceId);
2932         } else {
2933             v = sa.peekValue(
2934                     com.android.internal.R.styleable.AndroidManifestMetaData_value);
2935             //Slog.i(TAG, "Meta data " + name + ": " + v);
2936             if (v != null) {
2937                 if (v.type == TypedValue.TYPE_STRING) {
2938                     CharSequence cs = v.coerceToString();
2939                     data.putString(name, cs != null ? cs.toString().intern() : null);
2940                 } else if (v.type == TypedValue.TYPE_INT_BOOLEAN) {
2941                     data.putBoolean(name, v.data != 0);
2942                 } else if (v.type >= TypedValue.TYPE_FIRST_INT
2943                         && v.type <= TypedValue.TYPE_LAST_INT) {
2944                     data.putInt(name, v.data);
2945                 } else if (v.type == TypedValue.TYPE_FLOAT) {
2946                     data.putFloat(name, v.getFloat());
2947                 } else {
2948                     if (!RIGID_PARSER) {
2949                         Slog.w(TAG, "<meta-data> only supports string, integer, float, color, boolean, and resource reference types: "
2950                                 + parser.getName() + " at " + mArchiveSourcePath + " "
2951                                 + parser.getPositionDescription());
2952                     } else {
2953                         outError[0] = "<meta-data> only supports string, integer, float, color, boolean, and resource reference types";
2954                         data = null;
2955                     }
2956                 }
2957             } else {
2958                 outError[0] = "<meta-data> requires an android:value or android:resource attribute";
2959                 data = null;
2960             }
2961         }
2962 
2963         sa.recycle();
2964 
2965         XmlUtils.skipCurrentTag(parser);
2966 
2967         return data;
2968     }
2969 
parseVerifier(Resources res, XmlPullParser parser, AttributeSet attrs, int flags, String[] outError)2970     private static VerifierInfo parseVerifier(Resources res, XmlPullParser parser,
2971             AttributeSet attrs, int flags, String[] outError) throws XmlPullParserException,
2972             IOException {
2973         final TypedArray sa = res.obtainAttributes(attrs,
2974                 com.android.internal.R.styleable.AndroidManifestPackageVerifier);
2975 
2976         final String packageName = sa.getNonResourceString(
2977                 com.android.internal.R.styleable.AndroidManifestPackageVerifier_name);
2978 
2979         final String encodedPublicKey = sa.getNonResourceString(
2980                 com.android.internal.R.styleable.AndroidManifestPackageVerifier_publicKey);
2981 
2982         sa.recycle();
2983 
2984         if (packageName == null || packageName.length() == 0) {
2985             Slog.i(TAG, "verifier package name was null; skipping");
2986             return null;
2987         } else if (encodedPublicKey == null) {
2988             Slog.i(TAG, "verifier " + packageName + " public key was null; skipping");
2989         }
2990 
2991         EncodedKeySpec keySpec;
2992         try {
2993             final byte[] encoded = Base64.decode(encodedPublicKey, Base64.DEFAULT);
2994             keySpec = new X509EncodedKeySpec(encoded);
2995         } catch (IllegalArgumentException e) {
2996             Slog.i(TAG, "Could not parse verifier " + packageName + " public key; invalid Base64");
2997             return null;
2998         }
2999 
3000         /* First try the key as an RSA key. */
3001         try {
3002             final KeyFactory keyFactory = KeyFactory.getInstance("RSA");
3003             final PublicKey publicKey = keyFactory.generatePublic(keySpec);
3004             return new VerifierInfo(packageName, publicKey);
3005         } catch (NoSuchAlgorithmException e) {
3006             Log.wtf(TAG, "Could not parse public key because RSA isn't included in build");
3007             return null;
3008         } catch (InvalidKeySpecException e) {
3009             // Not a RSA public key.
3010         }
3011 
3012         /* Now try it as a DSA key. */
3013         try {
3014             final KeyFactory keyFactory = KeyFactory.getInstance("DSA");
3015             final PublicKey publicKey = keyFactory.generatePublic(keySpec);
3016             return new VerifierInfo(packageName, publicKey);
3017         } catch (NoSuchAlgorithmException e) {
3018             Log.wtf(TAG, "Could not parse public key because DSA isn't included in build");
3019             return null;
3020         } catch (InvalidKeySpecException e) {
3021             // Not a DSA public key.
3022         }
3023 
3024         return null;
3025     }
3026 
3027     private static final String ANDROID_RESOURCES
3028             = "http://schemas.android.com/apk/res/android";
3029 
parseIntent(Resources res, XmlPullParser parser, AttributeSet attrs, int flags, IntentInfo outInfo, String[] outError, boolean isActivity)3030     private boolean parseIntent(Resources res,
3031             XmlPullParser parser, AttributeSet attrs, int flags,
3032             IntentInfo outInfo, String[] outError, boolean isActivity)
3033             throws XmlPullParserException, IOException {
3034 
3035         TypedArray sa = res.obtainAttributes(attrs,
3036                 com.android.internal.R.styleable.AndroidManifestIntentFilter);
3037 
3038         int priority = sa.getInt(
3039                 com.android.internal.R.styleable.AndroidManifestIntentFilter_priority, 0);
3040         outInfo.setPriority(priority);
3041 
3042         TypedValue v = sa.peekValue(
3043                 com.android.internal.R.styleable.AndroidManifestIntentFilter_label);
3044         if (v != null && (outInfo.labelRes=v.resourceId) == 0) {
3045             outInfo.nonLocalizedLabel = v.coerceToString();
3046         }
3047 
3048         outInfo.icon = sa.getResourceId(
3049                 com.android.internal.R.styleable.AndroidManifestIntentFilter_icon, 0);
3050 
3051         outInfo.logo = sa.getResourceId(
3052                 com.android.internal.R.styleable.AndroidManifestIntentFilter_logo, 0);
3053 
3054         sa.recycle();
3055 
3056         int outerDepth = parser.getDepth();
3057         int type;
3058         while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
3059                 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) {
3060             if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
3061                 continue;
3062             }
3063 
3064             String nodeName = parser.getName();
3065             if (nodeName.equals("action")) {
3066                 String value = attrs.getAttributeValue(
3067                         ANDROID_RESOURCES, "name");
3068                 if (value == null || value == "") {
3069                     outError[0] = "No value supplied for <android:name>";
3070                     return false;
3071                 }
3072                 XmlUtils.skipCurrentTag(parser);
3073 
3074                 outInfo.addAction(value);
3075             } else if (nodeName.equals("category")) {
3076                 String value = attrs.getAttributeValue(
3077                         ANDROID_RESOURCES, "name");
3078                 if (value == null || value == "") {
3079                     outError[0] = "No value supplied for <android:name>";
3080                     return false;
3081                 }
3082                 XmlUtils.skipCurrentTag(parser);
3083 
3084                 outInfo.addCategory(value);
3085 
3086             } else if (nodeName.equals("data")) {
3087                 sa = res.obtainAttributes(attrs,
3088                         com.android.internal.R.styleable.AndroidManifestData);
3089 
3090                 String str = sa.getNonConfigurationString(
3091                         com.android.internal.R.styleable.AndroidManifestData_mimeType, 0);
3092                 if (str != null) {
3093                     try {
3094                         outInfo.addDataType(str);
3095                     } catch (IntentFilter.MalformedMimeTypeException e) {
3096                         outError[0] = e.toString();
3097                         sa.recycle();
3098                         return false;
3099                     }
3100                 }
3101 
3102                 str = sa.getNonConfigurationString(
3103                         com.android.internal.R.styleable.AndroidManifestData_scheme, 0);
3104                 if (str != null) {
3105                     outInfo.addDataScheme(str);
3106                 }
3107 
3108                 String host = sa.getNonConfigurationString(
3109                         com.android.internal.R.styleable.AndroidManifestData_host, 0);
3110                 String port = sa.getNonConfigurationString(
3111                         com.android.internal.R.styleable.AndroidManifestData_port, 0);
3112                 if (host != null) {
3113                     outInfo.addDataAuthority(host, port);
3114                 }
3115 
3116                 str = sa.getNonConfigurationString(
3117                         com.android.internal.R.styleable.AndroidManifestData_path, 0);
3118                 if (str != null) {
3119                     outInfo.addDataPath(str, PatternMatcher.PATTERN_LITERAL);
3120                 }
3121 
3122                 str = sa.getNonConfigurationString(
3123                         com.android.internal.R.styleable.AndroidManifestData_pathPrefix, 0);
3124                 if (str != null) {
3125                     outInfo.addDataPath(str, PatternMatcher.PATTERN_PREFIX);
3126                 }
3127 
3128                 str = sa.getNonConfigurationString(
3129                         com.android.internal.R.styleable.AndroidManifestData_pathPattern, 0);
3130                 if (str != null) {
3131                     outInfo.addDataPath(str, PatternMatcher.PATTERN_SIMPLE_GLOB);
3132                 }
3133 
3134                 sa.recycle();
3135                 XmlUtils.skipCurrentTag(parser);
3136             } else if (!RIGID_PARSER) {
3137                 Slog.w(TAG, "Unknown element under <intent-filter>: "
3138                         + parser.getName() + " at " + mArchiveSourcePath + " "
3139                         + parser.getPositionDescription());
3140                 XmlUtils.skipCurrentTag(parser);
3141             } else {
3142                 outError[0] = "Bad element under <intent-filter>: " + parser.getName();
3143                 return false;
3144             }
3145         }
3146 
3147         outInfo.hasDefault = outInfo.hasCategory(Intent.CATEGORY_DEFAULT);
3148 
3149         if (DEBUG_PARSER) {
3150             final StringBuilder cats = new StringBuilder("Intent d=");
3151             cats.append(outInfo.hasDefault);
3152             cats.append(", cat=");
3153 
3154             final Iterator<String> it = outInfo.categoriesIterator();
3155             if (it != null) {
3156                 while (it.hasNext()) {
3157                     cats.append(' ');
3158                     cats.append(it.next());
3159                 }
3160             }
3161             Slog.d(TAG, cats.toString());
3162         }
3163 
3164         return true;
3165     }
3166 
3167     public final static class Package {
3168         public String packageName;
3169 
3170         // For now we only support one application per package.
3171         public final ApplicationInfo applicationInfo = new ApplicationInfo();
3172 
3173         public final ArrayList<Permission> permissions = new ArrayList<Permission>(0);
3174         public final ArrayList<PermissionGroup> permissionGroups = new ArrayList<PermissionGroup>(0);
3175         public final ArrayList<Activity> activities = new ArrayList<Activity>(0);
3176         public final ArrayList<Activity> receivers = new ArrayList<Activity>(0);
3177         public final ArrayList<Provider> providers = new ArrayList<Provider>(0);
3178         public final ArrayList<Service> services = new ArrayList<Service>(0);
3179         public final ArrayList<Instrumentation> instrumentation = new ArrayList<Instrumentation>(0);
3180 
3181         public final ArrayList<String> requestedPermissions = new ArrayList<String>();
3182         public final ArrayList<Boolean> requestedPermissionsRequired = new ArrayList<Boolean>();
3183 
3184         public ArrayList<String> protectedBroadcasts;
3185 
3186         public ArrayList<String> usesLibraries = null;
3187         public ArrayList<String> usesOptionalLibraries = null;
3188         public String[] usesLibraryFiles = null;
3189 
3190         public ArrayList<String> mOriginalPackages = null;
3191         public String mRealPackage = null;
3192         public ArrayList<String> mAdoptPermissions = null;
3193 
3194         // We store the application meta-data independently to avoid multiple unwanted references
3195         public Bundle mAppMetaData = null;
3196 
3197         // If this is a 3rd party app, this is the path of the zip file.
3198         public String mPath;
3199 
3200         // The version code declared for this package.
3201         public int mVersionCode;
3202 
3203         // The version name declared for this package.
3204         public String mVersionName;
3205 
3206         // The shared user id that this package wants to use.
3207         public String mSharedUserId;
3208 
3209         // The shared user label that this package wants to use.
3210         public int mSharedUserLabel;
3211 
3212         // Signatures that were read from the package.
3213         public Signature mSignatures[];
3214 
3215         // For use by package manager service for quick lookup of
3216         // preferred up order.
3217         public int mPreferredOrder = 0;
3218 
3219         // For use by the package manager to keep track of the path to the
3220         // file an app came from.
3221         public String mScanPath;
3222 
3223         // For use by package manager to keep track of where it has done dexopt.
3224         public boolean mDidDexOpt;
3225 
3226         // // User set enabled state.
3227         // public int mSetEnabled = PackageManager.COMPONENT_ENABLED_STATE_DEFAULT;
3228         //
3229         // // Whether the package has been stopped.
3230         // public boolean mSetStopped = false;
3231 
3232         // Additional data supplied by callers.
3233         public Object mExtras;
3234 
3235         // Whether an operation is currently pending on this package
3236         public boolean mOperationPending;
3237 
3238         /*
3239          *  Applications hardware preferences
3240          */
3241         public final ArrayList<ConfigurationInfo> configPreferences =
3242                 new ArrayList<ConfigurationInfo>();
3243 
3244         /*
3245          *  Applications requested features
3246          */
3247         public ArrayList<FeatureInfo> reqFeatures = null;
3248 
3249         public int installLocation;
3250 
3251         /**
3252          * Digest suitable for comparing whether this package's manifest is the
3253          * same as another.
3254          */
3255         public ManifestDigest manifestDigest;
3256 
Package(String _name)3257         public Package(String _name) {
3258             packageName = _name;
3259             applicationInfo.packageName = _name;
3260             applicationInfo.uid = -1;
3261         }
3262 
setPackageName(String newName)3263         public void setPackageName(String newName) {
3264             packageName = newName;
3265             applicationInfo.packageName = newName;
3266             for (int i=permissions.size()-1; i>=0; i--) {
3267                 permissions.get(i).setPackageName(newName);
3268             }
3269             for (int i=permissionGroups.size()-1; i>=0; i--) {
3270                 permissionGroups.get(i).setPackageName(newName);
3271             }
3272             for (int i=activities.size()-1; i>=0; i--) {
3273                 activities.get(i).setPackageName(newName);
3274             }
3275             for (int i=receivers.size()-1; i>=0; i--) {
3276                 receivers.get(i).setPackageName(newName);
3277             }
3278             for (int i=providers.size()-1; i>=0; i--) {
3279                 providers.get(i).setPackageName(newName);
3280             }
3281             for (int i=services.size()-1; i>=0; i--) {
3282                 services.get(i).setPackageName(newName);
3283             }
3284             for (int i=instrumentation.size()-1; i>=0; i--) {
3285                 instrumentation.get(i).setPackageName(newName);
3286             }
3287         }
3288 
hasComponentClassName(String name)3289         public boolean hasComponentClassName(String name) {
3290             for (int i=activities.size()-1; i>=0; i--) {
3291                 if (name.equals(activities.get(i).className)) {
3292                     return true;
3293                 }
3294             }
3295             for (int i=receivers.size()-1; i>=0; i--) {
3296                 if (name.equals(receivers.get(i).className)) {
3297                     return true;
3298                 }
3299             }
3300             for (int i=providers.size()-1; i>=0; i--) {
3301                 if (name.equals(providers.get(i).className)) {
3302                     return true;
3303                 }
3304             }
3305             for (int i=services.size()-1; i>=0; i--) {
3306                 if (name.equals(services.get(i).className)) {
3307                     return true;
3308                 }
3309             }
3310             for (int i=instrumentation.size()-1; i>=0; i--) {
3311                 if (name.equals(instrumentation.get(i).className)) {
3312                     return true;
3313                 }
3314             }
3315             return false;
3316         }
3317 
toString()3318         public String toString() {
3319             return "Package{"
3320                 + Integer.toHexString(System.identityHashCode(this))
3321                 + " " + packageName + "}";
3322         }
3323     }
3324 
3325     public static class Component<II extends IntentInfo> {
3326         public final Package owner;
3327         public final ArrayList<II> intents;
3328         public final String className;
3329         public Bundle metaData;
3330 
3331         ComponentName componentName;
3332         String componentShortName;
3333 
Component(Package _owner)3334         public Component(Package _owner) {
3335             owner = _owner;
3336             intents = null;
3337             className = null;
3338         }
3339 
Component(final ParsePackageItemArgs args, final PackageItemInfo outInfo)3340         public Component(final ParsePackageItemArgs args, final PackageItemInfo outInfo) {
3341             owner = args.owner;
3342             intents = new ArrayList<II>(0);
3343             String name = args.sa.getNonConfigurationString(args.nameRes, 0);
3344             if (name == null) {
3345                 className = null;
3346                 args.outError[0] = args.tag + " does not specify android:name";
3347                 return;
3348             }
3349 
3350             outInfo.name
3351                 = buildClassName(owner.applicationInfo.packageName, name, args.outError);
3352             if (outInfo.name == null) {
3353                 className = null;
3354                 args.outError[0] = args.tag + " does not have valid android:name";
3355                 return;
3356             }
3357 
3358             className = outInfo.name;
3359 
3360             int iconVal = args.sa.getResourceId(args.iconRes, 0);
3361             if (iconVal != 0) {
3362                 outInfo.icon = iconVal;
3363                 outInfo.nonLocalizedLabel = null;
3364             }
3365 
3366             int logoVal = args.sa.getResourceId(args.logoRes, 0);
3367             if (logoVal != 0) {
3368                 outInfo.logo = logoVal;
3369             }
3370 
3371             TypedValue v = args.sa.peekValue(args.labelRes);
3372             if (v != null && (outInfo.labelRes=v.resourceId) == 0) {
3373                 outInfo.nonLocalizedLabel = v.coerceToString();
3374             }
3375 
3376             outInfo.packageName = owner.packageName;
3377         }
3378 
Component(final ParseComponentArgs args, final ComponentInfo outInfo)3379         public Component(final ParseComponentArgs args, final ComponentInfo outInfo) {
3380             this(args, (PackageItemInfo)outInfo);
3381             if (args.outError[0] != null) {
3382                 return;
3383             }
3384 
3385             if (args.processRes != 0) {
3386                 CharSequence pname;
3387                 if (owner.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.FROYO) {
3388                     pname = args.sa.getNonConfigurationString(args.processRes, 0);
3389                 } else {
3390                     // Some older apps have been seen to use a resource reference
3391                     // here that on older builds was ignored (with a warning).  We
3392                     // need to continue to do this for them so they don't break.
3393                     pname = args.sa.getNonResourceString(args.processRes);
3394                 }
3395                 outInfo.processName = buildProcessName(owner.applicationInfo.packageName,
3396                         owner.applicationInfo.processName, pname,
3397                         args.flags, args.sepProcesses, args.outError);
3398             }
3399 
3400             if (args.descriptionRes != 0) {
3401                 outInfo.descriptionRes = args.sa.getResourceId(args.descriptionRes, 0);
3402             }
3403 
3404             outInfo.enabled = args.sa.getBoolean(args.enabledRes, true);
3405         }
3406 
Component(Component<II> clone)3407         public Component(Component<II> clone) {
3408             owner = clone.owner;
3409             intents = clone.intents;
3410             className = clone.className;
3411             componentName = clone.componentName;
3412             componentShortName = clone.componentShortName;
3413         }
3414 
getComponentName()3415         public ComponentName getComponentName() {
3416             if (componentName != null) {
3417                 return componentName;
3418             }
3419             if (className != null) {
3420                 componentName = new ComponentName(owner.applicationInfo.packageName,
3421                         className);
3422             }
3423             return componentName;
3424         }
3425 
getComponentShortName()3426         public String getComponentShortName() {
3427             if (componentShortName != null) {
3428                 return componentShortName;
3429             }
3430             ComponentName component = getComponentName();
3431             if (component != null) {
3432                 componentShortName = component.flattenToShortString();
3433             }
3434             return componentShortName;
3435         }
3436 
setPackageName(String packageName)3437         public void setPackageName(String packageName) {
3438             componentName = null;
3439             componentShortName = null;
3440         }
3441     }
3442 
3443     public final static class Permission extends Component<IntentInfo> {
3444         public final PermissionInfo info;
3445         public boolean tree;
3446         public PermissionGroup group;
3447 
Permission(Package _owner)3448         public Permission(Package _owner) {
3449             super(_owner);
3450             info = new PermissionInfo();
3451         }
3452 
Permission(Package _owner, PermissionInfo _info)3453         public Permission(Package _owner, PermissionInfo _info) {
3454             super(_owner);
3455             info = _info;
3456         }
3457 
setPackageName(String packageName)3458         public void setPackageName(String packageName) {
3459             super.setPackageName(packageName);
3460             info.packageName = packageName;
3461         }
3462 
toString()3463         public String toString() {
3464             return "Permission{"
3465                 + Integer.toHexString(System.identityHashCode(this))
3466                 + " " + info.name + "}";
3467         }
3468     }
3469 
3470     public final static class PermissionGroup extends Component<IntentInfo> {
3471         public final PermissionGroupInfo info;
3472 
PermissionGroup(Package _owner)3473         public PermissionGroup(Package _owner) {
3474             super(_owner);
3475             info = new PermissionGroupInfo();
3476         }
3477 
PermissionGroup(Package _owner, PermissionGroupInfo _info)3478         public PermissionGroup(Package _owner, PermissionGroupInfo _info) {
3479             super(_owner);
3480             info = _info;
3481         }
3482 
setPackageName(String packageName)3483         public void setPackageName(String packageName) {
3484             super.setPackageName(packageName);
3485             info.packageName = packageName;
3486         }
3487 
toString()3488         public String toString() {
3489             return "PermissionGroup{"
3490                 + Integer.toHexString(System.identityHashCode(this))
3491                 + " " + info.name + "}";
3492         }
3493     }
3494 
copyNeeded(int flags, Package p, PackageUserState state, Bundle metaData, int userId)3495     private static boolean copyNeeded(int flags, Package p,
3496             PackageUserState state, Bundle metaData, int userId) {
3497         if (userId != 0) {
3498             // We always need to copy for other users, since we need
3499             // to fix up the uid.
3500             return true;
3501         }
3502         if (state.enabled != PackageManager.COMPONENT_ENABLED_STATE_DEFAULT) {
3503             boolean enabled = state.enabled == PackageManager.COMPONENT_ENABLED_STATE_ENABLED;
3504             if (p.applicationInfo.enabled != enabled) {
3505                 return true;
3506             }
3507         }
3508         if (!state.installed) {
3509             return true;
3510         }
3511         if (state.stopped) {
3512             return true;
3513         }
3514         if ((flags & PackageManager.GET_META_DATA) != 0
3515                 && (metaData != null || p.mAppMetaData != null)) {
3516             return true;
3517         }
3518         if ((flags & PackageManager.GET_SHARED_LIBRARY_FILES) != 0
3519                 && p.usesLibraryFiles != null) {
3520             return true;
3521         }
3522         return false;
3523     }
3524 
generateApplicationInfo(Package p, int flags, PackageUserState state)3525     public static ApplicationInfo generateApplicationInfo(Package p, int flags,
3526             PackageUserState state) {
3527         return generateApplicationInfo(p, flags, state, UserHandle.getCallingUserId());
3528     }
3529 
generateApplicationInfo(Package p, int flags, PackageUserState state, int userId)3530     public static ApplicationInfo generateApplicationInfo(Package p, int flags,
3531             PackageUserState state, int userId) {
3532         if (p == null) return null;
3533         if (!checkUseInstalled(flags, state)) {
3534             return null;
3535         }
3536         if (!copyNeeded(flags, p, state, null, userId)) {
3537             // CompatibilityMode is global state. It's safe to modify the instance
3538             // of the package.
3539             if (!sCompatibilityModeEnabled) {
3540                 p.applicationInfo.disableCompatibilityMode();
3541             }
3542             // Make sure we report as installed.  Also safe to do, since the
3543             // default state should be installed (we will always copy if we
3544             // need to report it is not installed).
3545             p.applicationInfo.flags |= ApplicationInfo.FLAG_INSTALLED;
3546             if (state.enabled == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) {
3547                 p.applicationInfo.enabled = true;
3548             } else if (state.enabled == PackageManager.COMPONENT_ENABLED_STATE_DISABLED
3549                     || state.enabled == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) {
3550                 p.applicationInfo.enabled = false;
3551             }
3552             p.applicationInfo.enabledSetting = state.enabled;
3553             return p.applicationInfo;
3554         }
3555 
3556         // Make shallow copy so we can store the metadata/libraries safely
3557         ApplicationInfo ai = new ApplicationInfo(p.applicationInfo);
3558         if (userId != 0) {
3559             ai.uid = UserHandle.getUid(userId, ai.uid);
3560             ai.dataDir = PackageManager.getDataDirForUser(userId, ai.packageName);
3561         }
3562         if ((flags & PackageManager.GET_META_DATA) != 0) {
3563             ai.metaData = p.mAppMetaData;
3564         }
3565         if ((flags & PackageManager.GET_SHARED_LIBRARY_FILES) != 0) {
3566             ai.sharedLibraryFiles = p.usesLibraryFiles;
3567         }
3568         if (!sCompatibilityModeEnabled) {
3569             ai.disableCompatibilityMode();
3570         }
3571         if (state.stopped) {
3572             ai.flags |= ApplicationInfo.FLAG_STOPPED;
3573         } else {
3574             ai.flags &= ~ApplicationInfo.FLAG_STOPPED;
3575         }
3576         if (state.installed) {
3577             ai.flags |= ApplicationInfo.FLAG_INSTALLED;
3578         } else {
3579             ai.flags &= ~ApplicationInfo.FLAG_INSTALLED;
3580         }
3581         if (state.enabled == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) {
3582             ai.enabled = true;
3583         } else if (state.enabled == PackageManager.COMPONENT_ENABLED_STATE_DISABLED
3584                 || state.enabled == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) {
3585             ai.enabled = false;
3586         }
3587         ai.enabledSetting = state.enabled;
3588         return ai;
3589     }
3590 
generatePermissionInfo( Permission p, int flags)3591     public static final PermissionInfo generatePermissionInfo(
3592             Permission p, int flags) {
3593         if (p == null) return null;
3594         if ((flags&PackageManager.GET_META_DATA) == 0) {
3595             return p.info;
3596         }
3597         PermissionInfo pi = new PermissionInfo(p.info);
3598         pi.metaData = p.metaData;
3599         return pi;
3600     }
3601 
generatePermissionGroupInfo( PermissionGroup pg, int flags)3602     public static final PermissionGroupInfo generatePermissionGroupInfo(
3603             PermissionGroup pg, int flags) {
3604         if (pg == null) return null;
3605         if ((flags&PackageManager.GET_META_DATA) == 0) {
3606             return pg.info;
3607         }
3608         PermissionGroupInfo pgi = new PermissionGroupInfo(pg.info);
3609         pgi.metaData = pg.metaData;
3610         return pgi;
3611     }
3612 
3613     public final static class Activity extends Component<ActivityIntentInfo> {
3614         public final ActivityInfo info;
3615 
Activity(final ParseComponentArgs args, final ActivityInfo _info)3616         public Activity(final ParseComponentArgs args, final ActivityInfo _info) {
3617             super(args, _info);
3618             info = _info;
3619             info.applicationInfo = args.owner.applicationInfo;
3620         }
3621 
setPackageName(String packageName)3622         public void setPackageName(String packageName) {
3623             super.setPackageName(packageName);
3624             info.packageName = packageName;
3625         }
3626 
toString()3627         public String toString() {
3628             return "Activity{"
3629                 + Integer.toHexString(System.identityHashCode(this))
3630                 + " " + getComponentShortName() + "}";
3631         }
3632     }
3633 
generateActivityInfo(Activity a, int flags, PackageUserState state, int userId)3634     public static final ActivityInfo generateActivityInfo(Activity a, int flags,
3635             PackageUserState state, int userId) {
3636         if (a == null) return null;
3637         if (!checkUseInstalled(flags, state)) {
3638             return null;
3639         }
3640         if (!copyNeeded(flags, a.owner, state, a.metaData, userId)) {
3641             return a.info;
3642         }
3643         // Make shallow copies so we can store the metadata safely
3644         ActivityInfo ai = new ActivityInfo(a.info);
3645         ai.metaData = a.metaData;
3646         ai.applicationInfo = generateApplicationInfo(a.owner, flags, state, userId);
3647         return ai;
3648     }
3649 
3650     public final static class Service extends Component<ServiceIntentInfo> {
3651         public final ServiceInfo info;
3652 
Service(final ParseComponentArgs args, final ServiceInfo _info)3653         public Service(final ParseComponentArgs args, final ServiceInfo _info) {
3654             super(args, _info);
3655             info = _info;
3656             info.applicationInfo = args.owner.applicationInfo;
3657         }
3658 
setPackageName(String packageName)3659         public void setPackageName(String packageName) {
3660             super.setPackageName(packageName);
3661             info.packageName = packageName;
3662         }
3663 
toString()3664         public String toString() {
3665             return "Service{"
3666                 + Integer.toHexString(System.identityHashCode(this))
3667                 + " " + getComponentShortName() + "}";
3668         }
3669     }
3670 
generateServiceInfo(Service s, int flags, PackageUserState state, int userId)3671     public static final ServiceInfo generateServiceInfo(Service s, int flags,
3672             PackageUserState state, int userId) {
3673         if (s == null) return null;
3674         if (!checkUseInstalled(flags, state)) {
3675             return null;
3676         }
3677         if (!copyNeeded(flags, s.owner, state, s.metaData, userId)) {
3678             return s.info;
3679         }
3680         // Make shallow copies so we can store the metadata safely
3681         ServiceInfo si = new ServiceInfo(s.info);
3682         si.metaData = s.metaData;
3683         si.applicationInfo = generateApplicationInfo(s.owner, flags, state, userId);
3684         return si;
3685     }
3686 
3687     public final static class Provider extends Component {
3688         public final ProviderInfo info;
3689         public boolean syncable;
3690 
Provider(final ParseComponentArgs args, final ProviderInfo _info)3691         public Provider(final ParseComponentArgs args, final ProviderInfo _info) {
3692             super(args, _info);
3693             info = _info;
3694             info.applicationInfo = args.owner.applicationInfo;
3695             syncable = false;
3696         }
3697 
Provider(Provider existingProvider)3698         public Provider(Provider existingProvider) {
3699             super(existingProvider);
3700             this.info = existingProvider.info;
3701             this.syncable = existingProvider.syncable;
3702         }
3703 
setPackageName(String packageName)3704         public void setPackageName(String packageName) {
3705             super.setPackageName(packageName);
3706             info.packageName = packageName;
3707         }
3708 
toString()3709         public String toString() {
3710             return "Provider{"
3711                 + Integer.toHexString(System.identityHashCode(this))
3712                 + " " + info.name + "}";
3713         }
3714     }
3715 
generateProviderInfo(Provider p, int flags, PackageUserState state, int userId)3716     public static final ProviderInfo generateProviderInfo(Provider p, int flags,
3717             PackageUserState state, int userId) {
3718         if (p == null) return null;
3719         if (!checkUseInstalled(flags, state)) {
3720             return null;
3721         }
3722         if (!copyNeeded(flags, p.owner, state, p.metaData, userId)
3723                 && ((flags & PackageManager.GET_URI_PERMISSION_PATTERNS) != 0
3724                         || p.info.uriPermissionPatterns == null)) {
3725             return p.info;
3726         }
3727         // Make shallow copies so we can store the metadata safely
3728         ProviderInfo pi = new ProviderInfo(p.info);
3729         pi.metaData = p.metaData;
3730         if ((flags & PackageManager.GET_URI_PERMISSION_PATTERNS) == 0) {
3731             pi.uriPermissionPatterns = null;
3732         }
3733         pi.applicationInfo = generateApplicationInfo(p.owner, flags, state, userId);
3734         return pi;
3735     }
3736 
3737     public final static class Instrumentation extends Component {
3738         public final InstrumentationInfo info;
3739 
Instrumentation(final ParsePackageItemArgs args, final InstrumentationInfo _info)3740         public Instrumentation(final ParsePackageItemArgs args, final InstrumentationInfo _info) {
3741             super(args, _info);
3742             info = _info;
3743         }
3744 
setPackageName(String packageName)3745         public void setPackageName(String packageName) {
3746             super.setPackageName(packageName);
3747             info.packageName = packageName;
3748         }
3749 
toString()3750         public String toString() {
3751             return "Instrumentation{"
3752                 + Integer.toHexString(System.identityHashCode(this))
3753                 + " " + getComponentShortName() + "}";
3754         }
3755     }
3756 
generateInstrumentationInfo( Instrumentation i, int flags)3757     public static final InstrumentationInfo generateInstrumentationInfo(
3758             Instrumentation i, int flags) {
3759         if (i == null) return null;
3760         if ((flags&PackageManager.GET_META_DATA) == 0) {
3761             return i.info;
3762         }
3763         InstrumentationInfo ii = new InstrumentationInfo(i.info);
3764         ii.metaData = i.metaData;
3765         return ii;
3766     }
3767 
3768     public static class IntentInfo extends IntentFilter {
3769         public boolean hasDefault;
3770         public int labelRes;
3771         public CharSequence nonLocalizedLabel;
3772         public int icon;
3773         public int logo;
3774     }
3775 
3776     public final static class ActivityIntentInfo extends IntentInfo {
3777         public final Activity activity;
3778 
ActivityIntentInfo(Activity _activity)3779         public ActivityIntentInfo(Activity _activity) {
3780             activity = _activity;
3781         }
3782 
toString()3783         public String toString() {
3784             return "ActivityIntentInfo{"
3785                 + Integer.toHexString(System.identityHashCode(this))
3786                 + " " + activity.info.name + "}";
3787         }
3788     }
3789 
3790     public final static class ServiceIntentInfo extends IntentInfo {
3791         public final Service service;
3792 
ServiceIntentInfo(Service _service)3793         public ServiceIntentInfo(Service _service) {
3794             service = _service;
3795         }
3796 
toString()3797         public String toString() {
3798             return "ServiceIntentInfo{"
3799                 + Integer.toHexString(System.identityHashCode(this))
3800                 + " " + service.info.name + "}";
3801         }
3802     }
3803 
3804     /**
3805      * @hide
3806      */
setCompatibilityModeEnabled(boolean compatibilityModeEnabled)3807     public static void setCompatibilityModeEnabled(boolean compatibilityModeEnabled) {
3808         sCompatibilityModeEnabled = compatibilityModeEnabled;
3809     }
3810 }
3811