Examples with StorageVolume android.os.storage.StorageVolume used on opensource projects

Example 51 with StorageVolume

use of android.os.storage.StorageVolume in project android_frameworks_base by ResurrectionRemix.

the class MountService method getVolumeList.

@Override
public StorageVolume[] getVolumeList(int uid, String packageName, int flags) {
    final int userId = UserHandle.getUserId(uid);
    final boolean forWrite = (flags & StorageManager.FLAG_FOR_WRITE) != 0;
    final boolean realState = (flags & StorageManager.FLAG_REAL_STATE) != 0;
    final boolean includeInvisible = (flags & StorageManager.FLAG_INCLUDE_INVISIBLE) != 0;
    final boolean userKeyUnlocked;
    final boolean storagePermission;
    final long token = Binder.clearCallingIdentity();
    try {
        userKeyUnlocked = isUserKeyUnlocked(userId);
        storagePermission = mMountServiceInternal.hasExternalStorage(uid, packageName);
    } finally {
        Binder.restoreCallingIdentity(token);
    }
    boolean foundPrimary = false;
    final ArrayList<StorageVolume> res = new ArrayList<>();
    synchronized (mLock) {
        for (int i = 0; i < mVolumes.size(); i++) {
            final VolumeInfo vol = mVolumes.valueAt(i);
            switch(vol.getType()) {
                case VolumeInfo.TYPE_PUBLIC:
                case VolumeInfo.TYPE_EMULATED:
                    break;
                default:
                    continue;
            }
            boolean match = false;
            if (forWrite) {
                match = vol.isVisibleForWrite(userId);
            } else {
                match = vol.isVisibleForRead(userId) || (includeInvisible && vol.getPath() != null);
            }
            if (!match)
                continue;
            boolean reportUnmounted = false;
            if ((vol.getType() == VolumeInfo.TYPE_EMULATED) && !userKeyUnlocked) {
                reportUnmounted = true;
            } else if (!storagePermission && !realState) {
                reportUnmounted = true;
            }
            final StorageVolume userVol = vol.buildStorageVolume(mContext, userId, reportUnmounted);
            if (vol.isPrimary()) {
                res.add(0, userVol);
                foundPrimary = true;
            } else {
                res.add(userVol);
            }
        }
    }
    if (!foundPrimary) {
        Log.w(TAG, "No primary storage defined yet; hacking together a stub");
        final boolean primaryPhysical = SystemProperties.getBoolean(StorageManager.PROP_PRIMARY_PHYSICAL, false);
        final String id = "stub_primary";
        final File path = Environment.getLegacyExternalStorageDirectory();
        final String description = mContext.getString(android.R.string.unknownName);
        final boolean primary = true;
        final boolean removable = primaryPhysical;
        final boolean emulated = !primaryPhysical;
        final long mtpReserveSize = 0L;
        final boolean allowMassStorage = false;
        final long maxFileSize = 0L;
        final UserHandle owner = new UserHandle(userId);
        final String uuid = null;
        final String state = Environment.MEDIA_REMOVED;
        res.add(0, new StorageVolume(id, StorageVolume.STORAGE_ID_INVALID, path, description, primary, removable, emulated, mtpReserveSize, allowMassStorage, maxFileSize, owner, uuid, state));
    }
    return res.toArray(new StorageVolume[res.size()]);
}

Example 52 with StorageVolume

use of android.os.storage.StorageVolume in project android_frameworks_base by ResurrectionRemix.

the class UsbDeviceManager method systemReady.

public void systemReady() {
    if (DEBUG)
        Slog.d(TAG, "systemReady");
    mNotificationManager = (NotificationManager) mContext.getSystemService(Context.NOTIFICATION_SERVICE);
    // We do not show the USB notification if the primary volume supports mass storage.
    // The legacy mass storage UI will be used instead.
    boolean massStorageSupported = false;
    final StorageManager storageManager = StorageManager.from(mContext);
    final StorageVolume primary = storageManager.getPrimaryVolume();
    massStorageSupported = primary != null && primary.allowMassStorage();
    mUseUsbNotification = !massStorageSupported && mContext.getResources().getBoolean(com.android.internal.R.bool.config_usbChargingMessage);
    // make sure the ADB_ENABLED setting value matches the current state
    try {
        Settings.Global.putInt(mContentResolver, Settings.Global.ADB_ENABLED, mAdbEnabled ? 1 : 0);
    } catch (SecurityException e) {
        // If UserManager.DISALLOW_DEBUGGING_FEATURES is on, that this setting can't be changed.
        Slog.d(TAG, "ADB_ENABLED is restricted.");
    }
    mHandler.sendEmptyMessage(MSG_SYSTEM_READY);
}

Example 53 with StorageVolume

use of android.os.storage.StorageVolume in project android_frameworks_base by DirtyUnicorns.

the class OpenExternalDirectoryActivity method onCreate.

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    if (savedInstanceState != null) {
        if (DEBUG)
            Log.d(TAG, "activity.onCreateDialog(): reusing instance");
        return;
    }
    final Intent intent = getIntent();
    if (intent == null) {
        if (DEBUG)
            Log.d(TAG, "missing intent");
        logInvalidScopedAccessRequest(this, SCOPED_DIRECTORY_ACCESS_INVALID_ARGUMENTS);
        setResult(RESULT_CANCELED);
        finish();
        return;
    }
    final Parcelable storageVolume = intent.getParcelableExtra(EXTRA_STORAGE_VOLUME);
    if (!(storageVolume instanceof StorageVolume)) {
        if (DEBUG)
            Log.d(TAG, "extra " + EXTRA_STORAGE_VOLUME + " is not a StorageVolume: " + storageVolume);
        logInvalidScopedAccessRequest(this, SCOPED_DIRECTORY_ACCESS_INVALID_ARGUMENTS);
        setResult(RESULT_CANCELED);
        finish();
        return;
    }
    String directoryName = intent.getStringExtra(EXTRA_DIRECTORY_NAME);
    if (directoryName == null) {
        directoryName = DIRECTORY_ROOT;
    }
    final StorageVolume volume = (StorageVolume) storageVolume;
    if (getScopedAccessPermissionStatus(getApplicationContext(), getCallingPackage(), volume.getUuid(), directoryName) == PERMISSION_NEVER_ASK) {
        logValidScopedAccessRequest(this, directoryName, SCOPED_DIRECTORY_ACCESS_ALREADY_DENIED);
        setResult(RESULT_CANCELED);
        finish();
        return;
    }
    final int userId = UserHandle.myUserId();
    if (!showFragment(this, userId, volume, directoryName)) {
        setResult(RESULT_CANCELED);
        finish();
        return;
    }
}

Example 54 with StorageVolume

use of android.os.storage.StorageVolume in project android_frameworks_base by crdroidandroid.

the class MountService method getVolumeList.

@Override
public StorageVolume[] getVolumeList(int uid, String packageName, int flags) {
    final int userId = UserHandle.getUserId(uid);
    final boolean forWrite = (flags & StorageManager.FLAG_FOR_WRITE) != 0;
    final boolean realState = (flags & StorageManager.FLAG_REAL_STATE) != 0;
    final boolean includeInvisible = (flags & StorageManager.FLAG_INCLUDE_INVISIBLE) != 0;
    final boolean userKeyUnlocked;
    final boolean storagePermission;
    final long token = Binder.clearCallingIdentity();
    try {
        userKeyUnlocked = isUserKeyUnlocked(userId);
        storagePermission = mMountServiceInternal.hasExternalStorage(uid, packageName);
    } finally {
        Binder.restoreCallingIdentity(token);
    }
    boolean foundPrimary = false;
    final ArrayList<StorageVolume> res = new ArrayList<>();
    synchronized (mLock) {
        for (int i = 0; i < mVolumes.size(); i++) {
            final VolumeInfo vol = mVolumes.valueAt(i);
            switch(vol.getType()) {
                case VolumeInfo.TYPE_PUBLIC:
                case VolumeInfo.TYPE_EMULATED:
                    break;
                default:
                    continue;
            }
            boolean match = false;
            if (forWrite) {
                match = vol.isVisibleForWrite(userId);
            } else {
                match = vol.isVisibleForRead(userId) || (includeInvisible && vol.getPath() != null);
            }
            if (!match)
                continue;
            boolean reportUnmounted = false;
            if ((vol.getType() == VolumeInfo.TYPE_EMULATED) && !userKeyUnlocked) {
                reportUnmounted = true;
            } else if (!storagePermission && !realState) {
                reportUnmounted = true;
            }
            final StorageVolume userVol = vol.buildStorageVolume(mContext, userId, reportUnmounted);
            if (vol.isPrimary()) {
                res.add(0, userVol);
                foundPrimary = true;
            } else {
                res.add(userVol);
            }
        }
    }
    if (!foundPrimary) {
        Log.w(TAG, "No primary storage defined yet; hacking together a stub");
        final boolean primaryPhysical = SystemProperties.getBoolean(StorageManager.PROP_PRIMARY_PHYSICAL, false);
        final String id = "stub_primary";
        final File path = Environment.getLegacyExternalStorageDirectory();
        final String description = mContext.getString(android.R.string.unknownName);
        final boolean primary = true;
        final boolean removable = primaryPhysical;
        final boolean emulated = !primaryPhysical;
        final long mtpReserveSize = 0L;
        final boolean allowMassStorage = false;
        final long maxFileSize = 0L;
        final UserHandle owner = new UserHandle(userId);
        final String uuid = null;
        final String state = Environment.MEDIA_REMOVED;
        res.add(0, new StorageVolume(id, StorageVolume.STORAGE_ID_INVALID, path, description, primary, removable, emulated, mtpReserveSize, allowMassStorage, maxFileSize, owner, uuid, state));
    }
    return res.toArray(new StorageVolume[res.size()]);
}

Example 55 with StorageVolume

use of android.os.storage.StorageVolume in project android_frameworks_base by crdroidandroid.

the class OpenExternalDirectoryActivity method onCreate.

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    if (savedInstanceState != null) {
        if (DEBUG)
            Log.d(TAG, "activity.onCreateDialog(): reusing instance");
        return;
    }
    final Intent intent = getIntent();
    if (intent == null) {
        if (DEBUG)
            Log.d(TAG, "missing intent");
        logInvalidScopedAccessRequest(this, SCOPED_DIRECTORY_ACCESS_INVALID_ARGUMENTS);
        setResult(RESULT_CANCELED);
        finish();
        return;
    }
    final Parcelable storageVolume = intent.getParcelableExtra(EXTRA_STORAGE_VOLUME);
    if (!(storageVolume instanceof StorageVolume)) {
        if (DEBUG)
            Log.d(TAG, "extra " + EXTRA_STORAGE_VOLUME + " is not a StorageVolume: " + storageVolume);
        logInvalidScopedAccessRequest(this, SCOPED_DIRECTORY_ACCESS_INVALID_ARGUMENTS);
        setResult(RESULT_CANCELED);
        finish();
        return;
    }
    String directoryName = intent.getStringExtra(EXTRA_DIRECTORY_NAME);
    if (directoryName == null) {
        directoryName = DIRECTORY_ROOT;
    }
    final StorageVolume volume = (StorageVolume) storageVolume;
    if (getScopedAccessPermissionStatus(getApplicationContext(), getCallingPackage(), volume.getUuid(), directoryName) == PERMISSION_NEVER_ASK) {
        logValidScopedAccessRequest(this, directoryName, SCOPED_DIRECTORY_ACCESS_ALREADY_DENIED);
        setResult(RESULT_CANCELED);
        finish();
        return;
    }
    final int userId = UserHandle.myUserId();
    if (!showFragment(this, userId, volume, directoryName)) {
        setResult(RESULT_CANCELED);
        finish();
        return;
    }
}