Examples with Fingerprint android.hardware.fingerprint.Fingerprint used on opensource projects

Example 31 with Fingerprint

use of android.hardware.fingerprint.Fingerprint in project android_frameworks_base by AOSPA.

the class FingerprintService method dumpInternal.

private void dumpInternal(PrintWriter pw) {
    JSONObject dump = new JSONObject();
    try {
        dump.put("service", "Fingerprint Manager");
        JSONArray sets = new JSONArray();
        for (UserInfo user : UserManager.get(getContext()).getUsers()) {
            final int userId = user.getUserHandle().getIdentifier();
            final int N = mFingerprintUtils.getFingerprintsForUser(mContext, userId).size();
            PerformanceStats stats = mPerformanceMap.get(userId);
            PerformanceStats cryptoStats = mCryptoPerformanceMap.get(userId);
            JSONObject set = new JSONObject();
            set.put("id", userId);
            set.put("count", N);
            set.put("accept", (stats != null) ? stats.accept : 0);
            set.put("reject", (stats != null) ? stats.reject : 0);
            set.put("acquire", (stats != null) ? stats.acquire : 0);
            set.put("lockout", (stats != null) ? stats.lockout : 0);
            // cryptoStats measures statistics about secure fingerprint transactions
            // (e.g. to unlock password storage, make secure purchases, etc.)
            set.put("acceptCrypto", (cryptoStats != null) ? cryptoStats.accept : 0);
            set.put("rejectCrypto", (cryptoStats != null) ? cryptoStats.reject : 0);
            set.put("acquireCrypto", (cryptoStats != null) ? cryptoStats.acquire : 0);
            set.put("lockoutCrypto", (cryptoStats != null) ? cryptoStats.lockout : 0);
            sets.put(set);
        }
        dump.put("prints", sets);
    } catch (JSONException e) {
        Slog.e(TAG, "dump formatting failure", e);
    }
    pw.println(dump);
}

Example 32 with Fingerprint

use of android.hardware.fingerprint.Fingerprint in project android_frameworks_base by AOSPA.

the class FingerprintService method startEnrollment.

private void startEnrollment(IBinder token, byte[] cryptoToken, int userId, IFingerprintServiceReceiver receiver, int flags, boolean restricted, String opPackageName) {
    updateActiveGroup(userId, opPackageName);
    // default group for fingerprint enrollment
    final int groupId = userId;
    EnrollClient client = new EnrollClient(getContext(), mHalDeviceId, token, receiver, userId, groupId, cryptoToken, restricted, opPackageName) {

        @Override
        public IFingerprintDaemon getFingerprintDaemon() {
            return FingerprintService.this.getFingerprintDaemon();
        }

        @Override
        public void notifyUserActivity() {
            FingerprintService.this.userActivity();
        }
    };
    startClient(client, true);
}

Example 33 with Fingerprint

use of android.hardware.fingerprint.Fingerprint in project android_frameworks_base by AOSPA.

the class FingerprintsUserState method doWriteState.

private void doWriteState() {
    AtomicFile destination = new AtomicFile(mFile);
    ArrayList<Fingerprint> fingerprints;
    synchronized (this) {
        fingerprints = getCopy(mFingerprints);
    }
    FileOutputStream out = null;
    try {
        out = destination.startWrite();
        XmlSerializer serializer = Xml.newSerializer();
        serializer.setOutput(out, "utf-8");
        serializer.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true);
        serializer.startDocument(null, true);
        serializer.startTag(null, TAG_FINGERPRINTS);
        final int count = fingerprints.size();
        for (int i = 0; i < count; i++) {
            Fingerprint fp = fingerprints.get(i);
            serializer.startTag(null, TAG_FINGERPRINT);
            serializer.attribute(null, ATTR_FINGER_ID, Integer.toString(fp.getFingerId()));
            serializer.attribute(null, ATTR_NAME, fp.getName().toString());
            serializer.attribute(null, ATTR_GROUP_ID, Integer.toString(fp.getGroupId()));
            serializer.attribute(null, ATTR_DEVICE_ID, Long.toString(fp.getDeviceId()));
            serializer.endTag(null, TAG_FINGERPRINT);
        }
        serializer.endTag(null, TAG_FINGERPRINTS);
        serializer.endDocument();
        destination.finishWrite(out);
    // Any error while writing is fatal.
    } catch (Throwable t) {
        Slog.wtf(TAG, "Failed to write settings, restoring backup", t);
        destination.failWrite(out);
        throw new IllegalStateException("Failed to write fingerprints", t);
    } finally {
        IoUtils.closeQuietly(out);
    }
}

Example 34 with Fingerprint

use of android.hardware.fingerprint.Fingerprint in project android_frameworks_base by AOSPA.

the class FingerprintsUserState method renameFingerprint.

public void renameFingerprint(int fingerId, CharSequence name) {
    synchronized (this) {
        for (int i = 0; i < mFingerprints.size(); i++) {
            if (mFingerprints.get(i).getFingerId() == fingerId) {
                Fingerprint old = mFingerprints.get(i);
                mFingerprints.set(i, new Fingerprint(name, old.getGroupId(), old.getFingerId(), old.getDeviceId()));
                scheduleWriteStateLocked();
                break;
            }
        }
    }
}

Example 35 with Fingerprint

use of android.hardware.fingerprint.Fingerprint in project android_frameworks_base by AOSPA.

the class FingerprintsUserState method getUniqueName.

/**
     * Finds a unique name for the given fingerprint
     * @return unique name
     */
private String getUniqueName() {
    int guess = 1;
    while (true) {
        // Not the most efficient algorithm in the world, but there shouldn't be more than 10
        String name = mCtx.getString(com.android.internal.R.string.fingerprint_name_template, guess);
        if (isUnique(name)) {
            return name;
        }
        guess++;
    }
}