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

Example 41 with VolumeRecord

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

the class MountService method onVolumeStateChangedLocked.

private void onVolumeStateChangedLocked(VolumeInfo vol, int oldState, int newState) {
    // metadata, or so we can annoy them when a private volume is ejected
    if (vol.isMountedReadable() && !TextUtils.isEmpty(vol.fsUuid)) {
        VolumeRecord rec = mRecords.get(vol.fsUuid);
        if (rec == null) {
            rec = new VolumeRecord(vol.type, vol.fsUuid);
            rec.partGuid = vol.partGuid;
            rec.createdMillis = System.currentTimeMillis();
            if (vol.type == VolumeInfo.TYPE_PRIVATE) {
                rec.nickname = vol.disk.getDescription();
            }
            mRecords.put(rec.fsUuid, rec);
            writeSettingsLocked();
        } else {
            // Handle upgrade case where we didn't store partition GUID
            if (TextUtils.isEmpty(rec.partGuid)) {
                rec.partGuid = vol.partGuid;
                writeSettingsLocked();
            }
        }
    }
    mCallbacks.notifyVolumeStateChanged(vol, oldState, newState);
    // processes that receive the intent unnecessarily.
    if (mBootCompleted && isBroadcastWorthy(vol)) {
        final Intent intent = new Intent(VolumeInfo.ACTION_VOLUME_STATE_CHANGED);
        intent.putExtra(VolumeInfo.EXTRA_VOLUME_ID, vol.id);
        intent.putExtra(VolumeInfo.EXTRA_VOLUME_STATE, newState);
        intent.putExtra(VolumeRecord.EXTRA_FS_UUID, vol.fsUuid);
        intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND);
        mHandler.obtainMessage(H_INTERNAL_BROADCAST, intent).sendToTarget();
    }
    final String oldStateEnv = VolumeInfo.getEnvironmentForState(oldState);
    final String newStateEnv = VolumeInfo.getEnvironmentForState(newState);
    if (!Objects.equals(oldStateEnv, newStateEnv)) {
        // user-specific broadcasts.
        for (int userId : mSystemUnlockedUsers) {
            if (vol.isVisibleForRead(userId)) {
                final StorageVolume userVol = vol.buildStorageVolume(mContext, userId, false);
                mHandler.obtainMessage(H_VOLUME_BROADCAST, userVol).sendToTarget();
                mCallbacks.notifyStorageStateChanged(userVol.getPath(), oldStateEnv, newStateEnv);
            }
        }
    }
    if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.state == VolumeInfo.STATE_EJECTING) {
        // TODO: this should eventually be handled by new ObbVolume state changes
        /*
             * Some OBBs might have been unmounted when this volume was
             * unmounted, so send a message to the handler to let it know to
             * remove those from the list of mounted OBBS.
             */
        mObbActionHandler.sendMessage(mObbActionHandler.obtainMessage(OBB_FLUSH_MOUNT_STATE, vol.path));
    }
}

Example 42 with VolumeRecord

use of android.os.storage.VolumeRecord in project android_frameworks_base by AOSPA.

the class MountService method dump.

@Override
protected void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
    mContext.enforceCallingOrSelfPermission(android.Manifest.permission.DUMP, TAG);
    final IndentingPrintWriter pw = new IndentingPrintWriter(writer, "  ", 160);
    synchronized (mLock) {
        pw.println("Disks:");
        pw.increaseIndent();
        for (int i = 0; i < mDisks.size(); i++) {
            final DiskInfo disk = mDisks.valueAt(i);
            disk.dump(pw);
        }
        pw.decreaseIndent();
        pw.println();
        pw.println("Volumes:");
        pw.increaseIndent();
        for (int i = 0; i < mVolumes.size(); i++) {
            final VolumeInfo vol = mVolumes.valueAt(i);
            if (VolumeInfo.ID_PRIVATE_INTERNAL.equals(vol.id))
                continue;
            vol.dump(pw);
        }
        pw.decreaseIndent();
        pw.println();
        pw.println("Records:");
        pw.increaseIndent();
        for (int i = 0; i < mRecords.size(); i++) {
            final VolumeRecord note = mRecords.valueAt(i);
            note.dump(pw);
        }
        pw.decreaseIndent();
        pw.println();
        pw.println("Primary storage UUID: " + mPrimaryStorageUuid);
        pw.println("Force adoptable: " + mForceAdoptable);
        pw.println();
        pw.println("Local unlocked users: " + Arrays.toString(mLocalUnlockedUsers));
        pw.println("System unlocked users: " + Arrays.toString(mSystemUnlockedUsers));
    }
    synchronized (mObbMounts) {
        pw.println();
        pw.println("mObbMounts:");
        pw.increaseIndent();
        final Iterator<Entry<IBinder, List<ObbState>>> binders = mObbMounts.entrySet().iterator();
        while (binders.hasNext()) {
            Entry<IBinder, List<ObbState>> e = binders.next();
            pw.println(e.getKey() + ":");
            pw.increaseIndent();
            final List<ObbState> obbStates = e.getValue();
            for (final ObbState obbState : obbStates) {
                pw.println(obbState);
            }
            pw.decreaseIndent();
        }
        pw.decreaseIndent();
        pw.println();
        pw.println("mObbPathToStateMap:");
        pw.increaseIndent();
        final Iterator<Entry<String, ObbState>> maps = mObbPathToStateMap.entrySet().iterator();
        while (maps.hasNext()) {
            final Entry<String, ObbState> e = maps.next();
            pw.print(e.getKey());
            pw.print(" -> ");
            pw.println(e.getValue());
        }
        pw.decreaseIndent();
    }
    pw.println();
    pw.println("mConnector:");
    pw.increaseIndent();
    mConnector.dump(fd, pw, args);
    pw.decreaseIndent();
    pw.println();
    pw.println("mCryptConnector:");
    pw.increaseIndent();
    mCryptConnector.dump(fd, pw, args);
    pw.decreaseIndent();
    pw.println();
    pw.print("Last maintenance: ");
    pw.println(TimeUtils.formatForLogging(mLastMaintenance));
}

Example 43 with VolumeRecord

use of android.os.storage.VolumeRecord in project android_frameworks_base by AOSPA.

the class MountService method readVolumeRecord.

public static VolumeRecord readVolumeRecord(XmlPullParser in) throws IOException {
    final int type = readIntAttribute(in, ATTR_TYPE);
    final String fsUuid = readStringAttribute(in, ATTR_FS_UUID);
    final VolumeRecord meta = new VolumeRecord(type, fsUuid);
    meta.partGuid = readStringAttribute(in, ATTR_PART_GUID);
    meta.nickname = readStringAttribute(in, ATTR_NICKNAME);
    meta.userFlags = readIntAttribute(in, ATTR_USER_FLAGS);
    meta.createdMillis = readLongAttribute(in, ATTR_CREATED_MILLIS);
    meta.lastTrimMillis = readLongAttribute(in, ATTR_LAST_TRIM_MILLIS);
    meta.lastBenchMillis = readLongAttribute(in, ATTR_LAST_BENCH_MILLIS);
    return meta;
}

Example 44 with VolumeRecord

use of android.os.storage.VolumeRecord in project android_frameworks_base by AOSPA.

the class MountService method readSettingsLocked.

private void readSettingsLocked() {
    mRecords.clear();
    mPrimaryStorageUuid = getDefaultPrimaryStorageUuid();
    mForceAdoptable = false;
    FileInputStream fis = null;
    try {
        fis = mSettingsFile.openRead();
        final XmlPullParser in = Xml.newPullParser();
        in.setInput(fis, StandardCharsets.UTF_8.name());
        int type;
        while ((type = in.next()) != END_DOCUMENT) {
            if (type == START_TAG) {
                final String tag = in.getName();
                if (TAG_VOLUMES.equals(tag)) {
                    final int version = readIntAttribute(in, ATTR_VERSION, VERSION_INIT);
                    final boolean primaryPhysical = SystemProperties.getBoolean(StorageManager.PROP_PRIMARY_PHYSICAL, false);
                    final boolean validAttr = (version >= VERSION_FIX_PRIMARY) || (version >= VERSION_ADD_PRIMARY && !primaryPhysical);
                    if (validAttr) {
                        mPrimaryStorageUuid = readStringAttribute(in, ATTR_PRIMARY_STORAGE_UUID);
                    }
                    mForceAdoptable = readBooleanAttribute(in, ATTR_FORCE_ADOPTABLE, false);
                } else if (TAG_VOLUME.equals(tag)) {
                    final VolumeRecord rec = readVolumeRecord(in);
                    mRecords.put(rec.fsUuid, rec);
                }
            }
        }
    } catch (FileNotFoundException e) {
    // Missing metadata is okay, probably first boot
    } catch (IOException e) {
        Slog.wtf(TAG, "Failed reading metadata", e);
    } catch (XmlPullParserException e) {
        Slog.wtf(TAG, "Failed reading metadata", e);
    } finally {
        IoUtils.closeQuietly(fis);
    }
}

Example 45 with VolumeRecord

use of android.os.storage.VolumeRecord in project android_frameworks_base by AOSPA.

the class MountService method onVolumeStateChangedLocked.

private void onVolumeStateChangedLocked(VolumeInfo vol, int oldState, int newState) {
    // metadata, or so we can annoy them when a private volume is ejected
    if (vol.isMountedReadable() && !TextUtils.isEmpty(vol.fsUuid)) {
        VolumeRecord rec = mRecords.get(vol.fsUuid);
        if (rec == null) {
            rec = new VolumeRecord(vol.type, vol.fsUuid);
            rec.partGuid = vol.partGuid;
            rec.createdMillis = System.currentTimeMillis();
            if (vol.type == VolumeInfo.TYPE_PRIVATE) {
                rec.nickname = vol.disk.getDescription();
            }
            mRecords.put(rec.fsUuid, rec);
            writeSettingsLocked();
        } else {
            // Handle upgrade case where we didn't store partition GUID
            if (TextUtils.isEmpty(rec.partGuid)) {
                rec.partGuid = vol.partGuid;
                writeSettingsLocked();
            }
        }
    }
    mCallbacks.notifyVolumeStateChanged(vol, oldState, newState);
    // processes that receive the intent unnecessarily.
    if (mBootCompleted && isBroadcastWorthy(vol)) {
        final Intent intent = new Intent(VolumeInfo.ACTION_VOLUME_STATE_CHANGED);
        intent.putExtra(VolumeInfo.EXTRA_VOLUME_ID, vol.id);
        intent.putExtra(VolumeInfo.EXTRA_VOLUME_STATE, newState);
        intent.putExtra(VolumeRecord.EXTRA_FS_UUID, vol.fsUuid);
        intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND);
        mHandler.obtainMessage(H_INTERNAL_BROADCAST, intent).sendToTarget();
    }
    final String oldStateEnv = VolumeInfo.getEnvironmentForState(oldState);
    final String newStateEnv = VolumeInfo.getEnvironmentForState(newState);
    if (!Objects.equals(oldStateEnv, newStateEnv)) {
        // user-specific broadcasts.
        for (int userId : mSystemUnlockedUsers) {
            if (vol.isVisibleForRead(userId)) {
                final StorageVolume userVol = vol.buildStorageVolume(mContext, userId, false);
                mHandler.obtainMessage(H_VOLUME_BROADCAST, userVol).sendToTarget();
                mCallbacks.notifyStorageStateChanged(userVol.getPath(), oldStateEnv, newStateEnv);
            }
        }
    }
    if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.state == VolumeInfo.STATE_EJECTING) {
        // TODO: this should eventually be handled by new ObbVolume state changes
        /*
             * Some OBBs might have been unmounted when this volume was
             * unmounted, so send a message to the handler to let it know to
             * remove those from the list of mounted OBBS.
             */
        mObbActionHandler.sendMessage(mObbActionHandler.obtainMessage(OBB_FLUSH_MOUNT_STATE, vol.path));
    }
}