Examples with PackageInfo android.content.pm.PackageInfo used on opensource projects

Example 11 with PackageInfo

use of android.content.pm.PackageInfo in project android_frameworks_base by ParanoidAndroid.

the class BackupManagerService method initPackageTracking.

private void initPackageTracking() {
    if (DEBUG)
        Slog.v(TAG, "Initializing package tracking");
    // Remember our ancestral dataset
    mTokenFile = new File(mBaseStateDir, "ancestral");
    try {
        RandomAccessFile tf = new RandomAccessFile(mTokenFile, "r");
        int version = tf.readInt();
        if (version == CURRENT_ANCESTRAL_RECORD_VERSION) {
            mAncestralToken = tf.readLong();
            mCurrentToken = tf.readLong();
            int numPackages = tf.readInt();
            if (numPackages >= 0) {
                mAncestralPackages = new HashSet<String>();
                for (int i = 0; i < numPackages; i++) {
                    String pkgName = tf.readUTF();
                    mAncestralPackages.add(pkgName);
                }
            }
        }
        tf.close();
    } catch (FileNotFoundException fnf) {
        // Probably innocuous
        Slog.v(TAG, "No ancestral data");
    } catch (IOException e) {
        Slog.w(TAG, "Unable to read token file", e);
    }
    // Keep a log of what apps we've ever backed up.  Because we might have
    // rebooted in the middle of an operation that was removing something from
    // this log, we sanity-check its contents here and reconstruct it.
    mEverStored = new File(mBaseStateDir, "processed");
    File tempProcessedFile = new File(mBaseStateDir, "processed.new");
    // Ignore it -- we'll validate "processed" against the current package set.
    if (tempProcessedFile.exists()) {
        tempProcessedFile.delete();
    }
    // file to continue the recordkeeping.
    if (mEverStored.exists()) {
        RandomAccessFile temp = null;
        RandomAccessFile in = null;
        try {
            temp = new RandomAccessFile(tempProcessedFile, "rws");
            in = new RandomAccessFile(mEverStored, "r");
            while (true) {
                PackageInfo info;
                String pkg = in.readUTF();
                try {
                    info = mPackageManager.getPackageInfo(pkg, 0);
                    mEverStoredApps.add(pkg);
                    temp.writeUTF(pkg);
                    if (MORE_DEBUG)
                        Slog.v(TAG, "   + " + pkg);
                } catch (NameNotFoundException e) {
                    // nope, this package was uninstalled; don't include it
                    if (MORE_DEBUG)
                        Slog.v(TAG, "   - " + pkg);
                }
            }
        } catch (EOFException e) {
            // old one with the new one then reopen the file for continuing use.
            if (!tempProcessedFile.renameTo(mEverStored)) {
                Slog.e(TAG, "Error renaming " + tempProcessedFile + " to " + mEverStored);
            }
        } catch (IOException e) {
            Slog.e(TAG, "Error in processed file", e);
        } finally {
            try {
                if (temp != null)
                    temp.close();
            } catch (IOException e) {
            }
            try {
                if (in != null)
                    in.close();
            } catch (IOException e) {
            }
        }
    }
    // Register for broadcasts about package install, etc., so we can
    // update the provider list.
    IntentFilter filter = new IntentFilter();
    filter.addAction(Intent.ACTION_PACKAGE_ADDED);
    filter.addAction(Intent.ACTION_PACKAGE_REMOVED);
    filter.addDataScheme("package");
    mContext.registerReceiver(mBroadcastReceiver, filter);
    // Register for events related to sdcard installation.
    IntentFilter sdFilter = new IntentFilter();
    sdFilter.addAction(Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE);
    sdFilter.addAction(Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE);
    mContext.registerReceiver(mBroadcastReceiver, sdFilter);
}

Example 12 with PackageInfo

use of android.content.pm.PackageInfo in project android_frameworks_base by ParanoidAndroid.

the class AssetRedirectionManagerService method generatePackageRedirectionMap.

private PackageRedirectionMap generatePackageRedirectionMap(RedirectionKey key) {
    AssetManager assets = new AssetManager();
    boolean frameworkAssets = key.targetPackageName.equals("android");
    if (!frameworkAssets) {
        PackageInfo pi = getPackageInfo(mContext, key.targetPackageName);
        if (pi == null || pi.applicationInfo == null || assets.addAssetPath(pi.applicationInfo.publicSourceDir) == 0) {
            Log.w(TAG, "Unable to attach target package assets for " + key.targetPackageName);
            return null;
        }
    }
    PackageInfo pi = getPackageInfo(mContext, key.themePackageName);
    if (pi == null || pi.applicationInfo == null || pi.themeInfos == null || assets.addAssetPath(pi.applicationInfo.publicSourceDir) == 0) {
        Log.w(TAG, "Unable to attach theme package assets from " + key.themePackageName);
        return null;
    }
    PackageRedirectionMap resMap = new PackageRedirectionMap();
    /*
         * Apply a special redirection hack for the highest level <style>
         * replacing @android:style/Theme.
         */
    if (frameworkAssets) {
        int themeResourceId = findThemeResourceId(pi.themeInfos, key.themeId);
        assets.generateStyleRedirections(resMap.getNativePointer(), android.R.style.Theme, themeResourceId);
    }
    Resources res = new Resources(assets, null, null);
    generateExplicitRedirections(resMap, res, key.themePackageName, key.targetPackageName);
    return resMap;
}

Example 13 with PackageInfo

use of android.content.pm.PackageInfo in project android_frameworks_base by ParanoidAndroid.

the class LocationManagerService method ensureFallbackFusedProviderPresentLocked.

private void ensureFallbackFusedProviderPresentLocked(ArrayList<String> pkgs) {
    PackageManager pm = mContext.getPackageManager();
    String systemPackageName = mContext.getPackageName();
    ArrayList<HashSet<Signature>> sigSets = ServiceWatcher.getSignatureSets(mContext, pkgs);
    List<ResolveInfo> rInfos = pm.queryIntentServicesAsUser(new Intent(FUSED_LOCATION_SERVICE_ACTION), PackageManager.GET_META_DATA, mCurrentUserId);
    for (ResolveInfo rInfo : rInfos) {
        String packageName = rInfo.serviceInfo.packageName;
        // this list the standard provider binding logic won't bind to it.
        try {
            PackageInfo pInfo;
            pInfo = pm.getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
            if (!ServiceWatcher.isSignatureMatch(pInfo.signatures, sigSets)) {
                Log.w(TAG, packageName + " resolves service " + FUSED_LOCATION_SERVICE_ACTION + ", but has wrong signature, ignoring");
                continue;
            }
        } catch (NameNotFoundException e) {
            Log.e(TAG, "missing package: " + packageName);
            continue;
        }
        // Get the version info
        if (rInfo.serviceInfo.metaData == null) {
            Log.w(TAG, "Found fused provider without metadata: " + packageName);
            continue;
        }
        int version = rInfo.serviceInfo.metaData.getInt(ServiceWatcher.EXTRA_SERVICE_VERSION, -1);
        if (version == 0) {
            // Make sure it's in the system partition.
            if ((rInfo.serviceInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0) {
                if (D)
                    Log.d(TAG, "Fallback candidate not in /system: " + packageName);
                continue;
            }
            // as a proxy for coreApp="true"
            if (pm.checkSignatures(systemPackageName, packageName) != PackageManager.SIGNATURE_MATCH) {
                if (D)
                    Log.d(TAG, "Fallback candidate not signed the same as system: " + packageName);
                continue;
            }
            // Found a valid fallback.
            if (D)
                Log.d(TAG, "Found fallback provider: " + packageName);
            return;
        } else {
            if (D)
                Log.d(TAG, "Fallback candidate not version 0: " + packageName);
        }
    }
    throw new IllegalStateException("Unable to find a fused location provider that is in the " + "system partition with version 0 and signed with the platform certificate. " + "Such a package is needed to provide a default fused location provider in the " + "event that no other fused location provider has been installed or is currently " + "available. For example, coreOnly boot mode when decrypting the data " + "partition. The fallback must also be marked coreApp=\"true\" in the manifest");
}

Example 14 with PackageInfo

use of android.content.pm.PackageInfo in project android_frameworks_base by ParanoidAndroid.

the class BackupManagerService method clearBackupData.

// Clear the given package's backup data from the current transport
public void clearBackupData(String packageName) {
    if (DEBUG)
        Slog.v(TAG, "clearBackupData() of " + packageName);
    PackageInfo info;
    try {
        info = mPackageManager.getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
    } catch (NameNotFoundException e) {
        Slog.d(TAG, "No such package '" + packageName + "' - not clearing backup data");
        return;
    }
    // If the caller does not hold the BACKUP permission, it can only request a
    // wipe of its own backed-up data.
    HashSet<String> apps;
    if ((mContext.checkPermission(android.Manifest.permission.BACKUP, Binder.getCallingPid(), Binder.getCallingUid())) == PackageManager.PERMISSION_DENIED) {
        apps = mBackupParticipants.get(Binder.getCallingUid());
    } else {
        // !!! TODO: allow data-clear of ANY app?
        if (DEBUG)
            Slog.v(TAG, "Privileged caller, allowing clear of other apps");
        apps = new HashSet<String>();
        int N = mBackupParticipants.size();
        for (int i = 0; i < N; i++) {
            HashSet<String> s = mBackupParticipants.valueAt(i);
            if (s != null) {
                apps.addAll(s);
            }
        }
    }
    // Is the given app an available participant?
    if (apps.contains(packageName)) {
        if (DEBUG)
            Slog.v(TAG, "Found the app - running clear process");
        // found it; fire off the clear request
        synchronized (mQueueLock) {
            long oldId = Binder.clearCallingIdentity();
            mWakelock.acquire();
            Message msg = mBackupHandler.obtainMessage(MSG_RUN_CLEAR, new ClearParams(getTransport(mCurrentTransport), info));
            mBackupHandler.sendMessage(msg);
            Binder.restoreCallingIdentity(oldId);
        }
    }
}

Example 15 with PackageInfo

use of android.content.pm.PackageInfo in project android_frameworks_base by ParanoidAndroid.

the class NotificationManagerService method importOldBlockDb.

/**
     * Read the old XML-based app block database and import those blockages into the AppOps system.
     */
private void importOldBlockDb() {
    loadBlockDb();
    PackageManager pm = mContext.getPackageManager();
    for (String pkg : mBlockedPackages) {
        PackageInfo info = null;
        try {
            info = pm.getPackageInfo(pkg, 0);
            setNotificationsEnabledForPackage(pkg, info.applicationInfo.uid, false);
        } catch (NameNotFoundException e) {
        // forget you
        }
    }
    mBlockedPackages.clear();
    if (mPolicyFile != null) {
        mPolicyFile.delete();
    }
    ThemeUtils.registerThemeChangeReceiver(mContext, mThemeChangeReceiver);
}