Removing the prototype Car trust agent apk.
This functionality will be supported as part of the car service with
API support in the car library.
Bug: 122038688
Test: build and flash
Change-Id: I90437e85276c7c4ce0822cf856c3bd072b6d144e
diff --git a/TrustAgent/Android.mk b/TrustAgent/Android.mk
deleted file mode 100644
index bef1402..0000000
--- a/TrustAgent/Android.mk
+++ /dev/null
@@ -1,48 +0,0 @@
-# Copyright (C) 2016 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-ifneq ($(TARGET_BUILD_PDK), true)
-
-LOCAL_PATH:= $(call my-dir)
-include $(CLEAR_VARS)
-
-LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res
-
-LOCAL_USE_AAPT2 := true
-
-LOCAL_JAVA_LIBRARIES += android.car
-
-LOCAL_STATIC_ANDROID_LIBRARIES += \
- androidx.car_car
-
-LOCAL_SRC_FILES := $(call all-java-files-under, src)
-
-LOCAL_PACKAGE_NAME := CarTrustAgentService
-LOCAL_PRIVATE_PLATFORM_APIS := true
-
-LOCAL_PRIVILEGED_MODULE := true
-
-# Remove this to verify permission checks are working correctly
-LOCAL_CERTIFICATE := platform
-
-LOCAL_MODULE_TAGS := optional
-
-LOCAL_PROGUARD_ENABLED := disabled
-
-LOCAL_DEX_PREOPT := false
-
-include $(BUILD_PACKAGE)
-
-endif
diff --git a/TrustAgent/AndroidManifest.xml b/TrustAgent/AndroidManifest.xml
deleted file mode 100644
index 2b7944d..0000000
--- a/TrustAgent/AndroidManifest.xml
+++ /dev/null
@@ -1,85 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
- ~ Copyright (C) 2016 The Android Open Source Project
- ~
- ~ Licensed under the Apache License, Version 2.0 (the "License");
- ~ you may not use this file except in compliance with the License.
- ~ You may obtain a copy of the License at
- ~
- ~ http://www.apache.org/licenses/LICENSE-2.0
- ~
- ~ Unless required by applicable law or agreed to in writing, software
- ~ distributed under the License is distributed on an "AS IS" BASIS,
- ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- ~ See the License for the specific language governing permissions and
- ~ limitations under the License
- -->
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
- package="com.android.car.trust">
- <uses-sdk android:minSdkVersion="23" android:targetSdkVersion="23"/>
-
- <!-- Need Bluetooth LE -->
- <uses-feature android:name="android.hardware.bluetooth_le" android:required="true" />
-
- <uses-permission android:name="android.permission.BLUETOOTH" />
- <uses-permission android:name="android.permission.BLUETOOTH_ADMIN" />
- <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
- <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
-
- <!-- Needed to unlock user -->
- <uses-permission android:name="android.permission.INTERACT_ACROSS_USERS_FULL" />
- <!-- TODO(b/77717079) INTERACT_ACROSS_USERS_FULL should have granted INTERACT_ACROSS_USERS -->
- <uses-permission android:name="android.permission.INTERACT_ACROSS_USERS" />
- <uses-permission android:name="android.permission.MANAGE_USERS" />
- <uses-permission android:name="android.permission.CONTROL_KEYGUARD" />
- <uses-permission android:name="android.permission.PROVIDE_TRUST_AGENT" />
- <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
-
- <application
- android:label="@string/app_name"
- android:theme="@style/Theme.Car.NoActionBar"
- android:supportsRtl="true">
-
- <service
- android:name=".CarBleTrustAgent"
- android:permission="android.permission.BIND_TRUST_AGENT"
- android:directBootAware="true"
- android:exported="true"
- android:singleUser="true">
- <intent-filter>
- <action android:name="android.service.trust.TrustAgentService" />
- <category android:name="android.intent.category.DEFAULT" />
- </intent-filter>
- <!-- Warning: the meta data must be included if the service is direct boot aware.
- If not included, the device will crash before boot completes. Rendering the
- device unusable. -->
- <meta-data android:name="android.service.trust.trustagent"
- android:resource="@xml/car_sample_trust_agent"/>
- </service>
-
- <!-- CarTrustAgentBleService needs to be direct boot aware, since the trust agent
- binds to it during direct boot.-->
- <service
- android:name=".CarTrustAgentBleService"
- android:directBootAware="true"
- android:singleUser="true">
- <!-- Warning: the meta data must be included if the service is direct boot aware.
- If not included, the device will crash before boot completes. Rendering the device
- unusable. -->
- <meta-data android:name="android.service.trust.trustagent"
- android:resource="@xml/car_sample_trust_agent"/>
- </service>
-
- <activity
- android:name=".CarEnrolmentActivity"
- android:label="@string/app_name"
- android:exported="true"
- android:launchMode="singleInstance">
- <intent-filter>
- <action android:name="android.intent.action.MAIN" />
- <category android:name="android.intent.category.LAUNCHER" />
- </intent-filter>
- </activity>
-
- </application>
-</manifest>
diff --git a/TrustAgent/res/layout/car_enrolment_activity.xml b/TrustAgent/res/layout/car_enrolment_activity.xml
deleted file mode 100644
index 70632f7..0000000
--- a/TrustAgent/res/layout/car_enrolment_activity.xml
+++ /dev/null
@@ -1,69 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2017 The Android Open Source Project
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
--->
-<LinearLayout
- xmlns:android="http://schemas.android.com/apk/res/android"
- xmlns:app="http://schemas.android.com/apk/res-auto"
- android:background="@android:color/black"
- android:orientation="vertical"
- android:layout_width="match_parent"
- android:layout_height="match_parent">
-
- <RelativeLayout
- android:layout_width="match_parent"
- android:layout_height="@dimen/car_app_bar_height" >
-
- <TextView
- android:layout_width="wrap_content"
- android:layout_height="wrap_content"
- android:layout_alignParentStart="true"
- android:layout_centerVertical="true"
- android:layout_marginStart="@dimen/car_margin"
- android:text="@string/app_name"
- android:textAppearance="@style/TextAppearance.Car.Body1.Light" />
-
- <Button
- android:id="@+id/revoke_trust_button"
- android:layout_width="wrap_content"
- android:layout_centerVertical="true"
- android:layout_toStartOf="@+id/start_button"
- android:layout_marginEnd="@dimen/car_padding_4"
- android:text="@string/revoke_trust"
- style="?android:attr/borderlessButtonStyle" />
-
- <Button
- android:id="@+id/start_button"
- android:layout_width="wrap_content"
- android:layout_alignParentEnd="true"
- android:layout_centerVertical="true"
- android:layout_marginEnd="@dimen/car_keyline_1"
- android:text="@string/start_advertising"
- style="?android:attr/buttonStyle" />
-
- <View
- android:background="@color/car_list_divider_light"
- android:layout_width="match_parent"
- android:layout_height="@dimen/car_list_divider_height"
- android:layout_alignParentBottom="true" />
- </RelativeLayout>
-
- <androidx.car.widget.PagedListView
- android:id="@+id/list"
- android:layout_marginTop="@dimen/car_padding_4"
- android:layout_width="match_parent"
- android:layout_height="match_parent"
- app:showPagedListViewDivider="false"
- app:gutter="both"/>
-</LinearLayout>
diff --git a/TrustAgent/res/layout/output_line.xml b/TrustAgent/res/layout/output_line.xml
deleted file mode 100644
index 53eba57..0000000
--- a/TrustAgent/res/layout/output_line.xml
+++ /dev/null
@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
- ~ Copyright (C) 2018 The Android Open Source Project
- ~
- ~ Licensed under the Apache License, Version 2.0 (the "License");
- ~ you may not use this file except in compliance with the License.
- ~ You may obtain a copy of the License at
- ~
- ~ http://www.apache.org/licenses/LICENSE-2.0
- ~
- ~ Unless required by applicable law or agreed to in writing, software
- ~ distributed under the License is distributed on an "AS IS" BASIS,
- ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- ~ See the License for the specific language governing permissions and
- ~ limitations under the License.
- -->
-<TextView
- xmlns:android="http://schemas.android.com/apk/res/android"
- android:id="@+id/output"
- android:layout_width="match_parent"
- android:layout_height="wrap_content"
- android:textAppearance="@style/TextAppearance.Car.Body3.Light" />
diff --git a/TrustAgent/res/values/strings.xml b/TrustAgent/res/values/strings.xml
deleted file mode 100644
index c8dcc18..0000000
--- a/TrustAgent/res/values/strings.xml
+++ /dev/null
@@ -1,41 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2017 The Android Open Source Project
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
--->
-<resources>
- <string name="app_name">CarTrustAgentService</string>
- <string name="trust_granted_explanation">Unlock via escrow token, now granting trust</string>
-
- <!-- service/characteristics uuid for unlocking a device -->
- <string name="unlock_service_uuid" translatable="false">5e2a68a1-27be-43f9-8d1e-4546976fabd7</string>
- <string name="unlock_escrow_token_uiid" translatable="false">5e2a68a2-27be-43f9-8d1e-4546976fabd7</string>
- <string name="unlock_handle_uiid" translatable="false">5e2a68a3-27be-43f9-8d1e-4546976fabd7</string>
-
- <!-- service/characteristics uuid for adding new escrow token -->
- <string name="enrollment_service_uuid" translatable="false">5e2a68a4-27be-43f9-8d1e-4546976fabd7</string>
- <string name="enrollment_handle_uuid" translatable="false">5e2a68a5-27be-43f9-8d1e-4546976fabd7</string>
- <string name="enrollment_token_uuid" translatable="false">5e2a68a6-27be-43f9-8d1e-4546976fabd7</string>
-
- <string name="pref_key_token_handle" translatable="false">token-handle-key</string>
- <string name="pref_key_escrow_token" translatable="false">escrow-token-key</string>
-
- <string name="unlock_button">Unlock Car</string>
- <string name="enroll_button">Enroll New Token</string>
-
- <string name="start_advertising">Start Advertising</string>
- <string name="revoke_trust">Revoke Trust</string>
-
- <string name="token_handle_shared_preferences" translatable="false">com.android.car.trust.TOKEN_HANDLE</string>
-
-</resources>
diff --git a/TrustAgent/res/xml/car_sample_trust_agent.xml b/TrustAgent/res/xml/car_sample_trust_agent.xml
deleted file mode 100644
index 0c7d91d..0000000
--- a/TrustAgent/res/xml/car_sample_trust_agent.xml
+++ /dev/null
@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
- ~ Copyright (C) 2017 The Android Open Source Project
- ~
- ~ Licensed under the Apache License, Version 2.0 (the "License");
- ~ you may not use this file except in compliance with the License.
- ~ You may obtain a copy of the License at
- ~
- ~ http://www.apache.org/licenses/LICENSE-2.0
- ~
- ~ Unless required by applicable law or agreed to in writing, software
- ~ distributed under the License is distributed on an "AS IS" BASIS,
- ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- ~ See the License for the specific language governing permissions and
- ~ limitations under the License
- -->
-<trust-agent xmlns:android="http://schemas.android.com/apk/res/android"
- xmlns:priv-android="http://schemas.android.com/apk/prv/res/android"
- android:settingsActivity=".MainActivity"
- priv-android:unlockProfile="true" />
diff --git a/TrustAgent/src/com/android/car/trust/CarBleTrustAgent.java b/TrustAgent/src/com/android/car/trust/CarBleTrustAgent.java
deleted file mode 100644
index 1dfbd50..0000000
--- a/TrustAgent/src/com/android/car/trust/CarBleTrustAgent.java
+++ /dev/null
@@ -1,303 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License
- */
-
-package com.android.car.trust;
-
-import android.annotation.Nullable;
-import android.app.ActivityManager;
-import android.app.UserSwitchObserver;
-import android.bluetooth.BluetoothAdapter;
-import android.car.trust.ICarTrustAgentBleService;
-import android.car.trust.ICarTrustAgentTokenRequestDelegate;
-import android.car.trust.ICarTrustAgentUnlockCallback;
-import android.content.BroadcastReceiver;
-import android.content.ComponentName;
-import android.content.Context;
-import android.content.Intent;
-import android.content.IntentFilter;
-import android.content.ServiceConnection;
-import android.os.IBinder;
-import android.os.RemoteException;
-import android.os.UserHandle;
-import android.service.trust.TrustAgentService;
-import android.util.Log;
-
-/**
- * A BluetoothLE (BLE) based {@link TrustAgentService} that uses the escrow token unlock APIs. </p>
- *
- * This trust agent runs during direct boot and binds to a BLE service that listens for remote
- * devices to trigger an unlock. <p/>
- *
- * The permissions for this agent must be enabled as priv-app permissions for it to start.
- */
-public class CarBleTrustAgent extends TrustAgentService {
-
- private static final String TAG = CarBleTrustAgent.class.getSimpleName();
-
- /**
- * {@link CarTrustAgentBleService} will callback this function when it receives both
- * handle and token.
- */
- private final ICarTrustAgentUnlockCallback mUnlockCallback =
- new ICarTrustAgentUnlockCallback.Stub() {
- @Override
- public void onUnlockDataReceived(byte[] token, long handle) throws RemoteException {
- UserHandle userHandle = getUserHandleByTokenHandle(handle);
- if (userHandle == null) {
- Log.e(TAG, "Unable to find user by token handle " + handle);
- return;
- }
-
- int uid = userHandle.getIdentifier();
- if (ActivityManager.getCurrentUser() != uid) {
- Log.d(TAG, "Switch to user: " + uid);
- // Try to unlock when user switch completes
- ActivityManager.getService().registerUserSwitchObserver(
- getUserSwitchObserver(uid, token, handle), TAG);
- ActivityManager am = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
- am.switchUser(uid);
- } else {
- unlockUserInternally(uid, token, handle);
- }
- }
- };
-
- /**
- * Delegates the escrow token API calls from {@link CarTrustAgentBleService} to
- * {@link TrustAgentService}. Due to the asynchronous nature, the results will be posted to
- * {@link CarTrustAgentBleService} by the following calls
- * <ul>
- * <li>{@link #onEscrowTokenAdded(byte[], long, UserHandle)}</li>
- * <li>{@link #onEscrowTokenRemoved(long, boolean)}</li>
- * <li>{@link #onEscrowTokenStateReceived(long, int)}</li>
- * </ul>
- */
- private final ICarTrustAgentTokenRequestDelegate mTokenRequestDelegate =
- new ICarTrustAgentTokenRequestDelegate.Stub() {
- @Override
- public void revokeTrust() {
- CarBleTrustAgent.this.revokeTrust();
- }
-
- @Override
- public void addEscrowToken(byte[] token, int uid) {
- CarBleTrustAgent.this.addEscrowToken(token, UserHandle.of(uid));
- }
-
- @Override
- public void removeEscrowToken(long handle, int uid) {
- CarBleTrustAgent.this.removeEscrowToken(handle, UserHandle.of(uid));
- }
-
- @Override
- public void isEscrowTokenActive(long handle, int uid) {
- CarBleTrustAgent.this.isEscrowTokenActive(handle, UserHandle.of(uid));
- }
- };
-
- /**
- * Service connection to {@link CarTrustAgentBleService}
- */
- private final ServiceConnection mServiceConnection = new ServiceConnection() {
- @Override
- public void onServiceConnected(ComponentName name, IBinder service) {
- Log.d(TAG, "CarTrustAgentBleService connected");
- mCarTrustAgentBleServiceBound = true;
- mCarTrustAgentBleService = ICarTrustAgentBleService.Stub.asInterface(service);
- try {
- mCarTrustAgentBleService.registerUnlockCallback(mUnlockCallback);
- mCarTrustAgentBleService.setTokenRequestDelegate(mTokenRequestDelegate);
- } catch (RemoteException e) {
- Log.e(TAG, "Error registerUnlockCallback", e);
- }
- }
-
- @Override
- public void onServiceDisconnected(ComponentName name) {
- Log.d(TAG, "CarTrustAgentBleService disconnected");
- if (mCarTrustAgentBleService != null) {
- try {
- mCarTrustAgentBleService.unregisterUnlockCallback(mUnlockCallback);
- mCarTrustAgentBleService.setTokenRequestDelegate(null);
- mCarTrustAgentBleService.stopUnlockAdvertising();
- } catch (RemoteException e) {
- Log.e(TAG, "Error unregisterUnlockCallback", e);
- }
- mCarTrustAgentBleService = null;
- mCarTrustAgentBleServiceBound = false;
- }
- }
- };
-
- /**
- * Receives the bluetooth state change broadcasts. Bluetooth is restarted when switching user,
- * we need to ensure calling {@link ICarTrustAgentBleService#startUnlockAdvertising} after
- * bluetooth is started.
- */
- private final BroadcastReceiver mBluetoothBroadcastReceiver = new BroadcastReceiver() {
- @Override
- public void onReceive(Context context, Intent intent) {
- switch (intent.getAction()) {
- case BluetoothAdapter.ACTION_STATE_CHANGED:
- onBluetoothStateChanged(intent.getIntExtra(BluetoothAdapter.EXTRA_STATE, -1));
- break;
- }
- }
- };
-
- private ICarTrustAgentBleService mCarTrustAgentBleService;
- private boolean mCarTrustAgentBleServiceBound;
-
- /**
- * TODO: Currently it relies on {@link #onDeviceLocked()} and {@link #onDeviceUnlocked()}
- * callback, and these callbacks won't happen if the user has unlocked once.
- */
- private boolean mIsOnLockScreen;
-
- @Override
- public void onCreate() {
- super.onCreate();
- setManagingTrust(true);
- bindService(new Intent(this, CarTrustAgentBleService.class),
- mServiceConnection, Context.BIND_AUTO_CREATE);
- IntentFilter intentFilter = new IntentFilter(BluetoothAdapter.ACTION_STATE_CHANGED);
- registerReceiver(mBluetoothBroadcastReceiver, intentFilter);
- }
-
- @Override
- public void onDestroy() {
- Log.d(TAG, "Car Trust agent shutting down");
- if (mCarTrustAgentBleServiceBound) {
- unbindService(mServiceConnection);
- }
- unregisterReceiver(mBluetoothBroadcastReceiver);
- super.onDestroy();
- }
-
- @Override
- public void onDeviceLocked() {
- super.onDeviceLocked();
- mIsOnLockScreen = true;
- if (mCarTrustAgentBleServiceBound) {
- try {
- mCarTrustAgentBleService.startUnlockAdvertising();
- } catch (RemoteException e) {
- Log.e(TAG, "Error startUnlockAdvertising", e);
- }
- }
- }
-
- @Override
- public void onDeviceUnlocked() {
- super.onDeviceUnlocked();
- mIsOnLockScreen = false;
- if (mCarTrustAgentBleServiceBound) {
- try {
- mCarTrustAgentBleService.stopUnlockAdvertising();
- } catch (RemoteException e) {
- Log.e(TAG, "Error stopUnlockAdvertising", e);
- }
- }
- // Revoke trust right after to enable keyguard when switching user
- revokeTrust();
- }
-
- private UserSwitchObserver getUserSwitchObserver(int uid,
- byte[] token, long handle) {
- return new UserSwitchObserver() {
- @Override
- public void onUserSwitchComplete(int newUserId) throws RemoteException {
- if (uid != newUserId) return;
- unlockUserInternally(uid, token, handle);
- ActivityManager.getService().unregisterUserSwitchObserver(this);
- }
-
- @Override
- public void onLockedBootComplete(int newUserId) {
- // ignored.
- }
- };
- }
-
- private void unlockUserInternally(int uid, byte[] token, long handle) {
- Log.d(TAG, "About to unlock user: " + uid);
- unlockUserWithToken(handle, token, UserHandle.of(uid));
- grantTrust("Granting trust from escrow token",
- 0, FLAG_GRANT_TRUST_DISMISS_KEYGUARD);
- }
-
- private void onBluetoothStateChanged(int state) {
- Log.d(TAG, "onBluetoothStateChanged: " + state);
- if ((state == BluetoothAdapter.STATE_ON || state == BluetoothAdapter.STATE_BLE_ON)
- && mCarTrustAgentBleServiceBound
- && mIsOnLockScreen) {
- try {
- mCarTrustAgentBleService.startUnlockAdvertising();
- } catch (RemoteException e) {
- Log.e(TAG, "Error startUnlockAdvertising", e);
- }
- }
- }
-
- @Override
- public void onEscrowTokenRemoved(long handle, boolean successful) {
- if (mCarTrustAgentBleServiceBound) {
- try {
- mCarTrustAgentBleService.onEscrowTokenRemoved(handle, successful);
- Log.v(TAG, "Callback onEscrowTokenRemoved");
- } catch (RemoteException e) {
- Log.e(TAG, "Error callback onEscrowTokenRemoved", e);
- }
- }
- }
-
- @Override
- public void onEscrowTokenStateReceived(long handle, int tokenState) {
- boolean isActive = tokenState == TOKEN_STATE_ACTIVE;
- if (mCarTrustAgentBleServiceBound) {
- try {
- mCarTrustAgentBleService.onEscrowTokenActiveStateChanged(handle, isActive);
- Log.v(TAG, "Callback onEscrowTokenActiveStateChanged");
- } catch (RemoteException e) {
- Log.e(TAG, "Error callback onEscrowTokenActiveStateChanged", e);
- }
- }
- }
-
- @Override
- public void onEscrowTokenAdded(byte[] token, long handle, UserHandle user) {
- if (mCarTrustAgentBleServiceBound) {
- try {
- mCarTrustAgentBleService.onEscrowTokenAdded(token, handle, user.getIdentifier());
- Log.v(TAG, "Callback onEscrowTokenAdded");
- } catch (RemoteException e) {
- Log.e(TAG, "Error callback onEscrowTokenAdded", e);
- }
- }
- }
-
- private @Nullable UserHandle getUserHandleByTokenHandle(long tokenHandle) {
- if (mCarTrustAgentBleServiceBound) {
- try {
- int userId = mCarTrustAgentBleService.getUserIdByEscrowTokenHandle(tokenHandle);
- return userId < 0 ? null : UserHandle.of(userId);
- } catch (RemoteException e) {
- Log.e(TAG, "Error getUserHandleByTokenHandle");
- }
- }
- return null;
- }
-}
diff --git a/TrustAgent/src/com/android/car/trust/CarEnrolmentActivity.java b/TrustAgent/src/com/android/car/trust/CarEnrolmentActivity.java
deleted file mode 100644
index f93c1b4..0000000
--- a/TrustAgent/src/com/android/car/trust/CarEnrolmentActivity.java
+++ /dev/null
@@ -1,318 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License
- */
-package com.android.car.trust;
-
-import android.Manifest;
-import android.app.Activity;
-import android.bluetooth.BluetoothDevice;
-import android.car.trust.ICarTrustAgentBleCallback;
-import android.car.trust.ICarTrustAgentBleService;
-import android.car.trust.ICarTrustAgentEnrolmentCallback;
-import android.car.trust.ICarTrustAgentTokenResponseCallback;
-import android.content.ComponentName;
-import android.content.Context;
-import android.content.Intent;
-import android.content.ServiceConnection;
-import android.content.SharedPreferences;
-import android.content.pm.PackageManager;
-import android.os.Bundle;
-import android.os.IBinder;
-import android.os.RemoteException;
-import android.os.UserHandle;
-import android.preference.PreferenceManager;
-import android.util.Log;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.TextView;
-
-import androidx.car.widget.PagedListView;
-import androidx.recyclerview.widget.RecyclerView;
-
-import java.util.ArrayList;
-import java.util.List;
-
-/**
- * Setup activity that binds {@link CarTrustAgentBleService} and starts the enrolment process.
- */
-public class CarEnrolmentActivity extends Activity {
-
- private static final String TAG = CarEnrolmentActivity.class.getSimpleName();
-
- private static final String SP_HANDLE_KEY = "sp-test";
- private static final int FINE_LOCATION_REQUEST_CODE = 42;
-
- private PagedListView mList;
- private OutputAdapter mOutputAdapter;
- private BluetoothDevice mBluetoothDevice;
- private ICarTrustAgentBleService mCarTrustAgentBleService;
- private boolean mCarTrustAgentBleServiceBound;
- private SharedPreferences mPrefs;
-
- @Override
- protected void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.car_enrolment_activity);
-
- mPrefs = PreferenceManager.getDefaultSharedPreferences(/* context= */ this);
-
- findViewById(R.id.start_button).setOnClickListener(v -> {
- if (!mCarTrustAgentBleServiceBound) {
- Intent bindIntent = new Intent(this, CarTrustAgentBleService.class);
- bindService(bindIntent, mServiceConnection, Context.BIND_AUTO_CREATE);
- }
- });
-
- findViewById(R.id.revoke_trust_button).setOnClickListener(v -> {
- if (mCarTrustAgentBleServiceBound) {
- try {
- mCarTrustAgentBleService.revokeTrust();
- } catch (RemoteException e) {
- Log.e(TAG, "Error revokeTrust", e);
- }
- }
- });
-
- mOutputAdapter = new OutputAdapter();
-
- mList = findViewById(R.id.list);
- mList.setAdapter(mOutputAdapter);
- }
-
- @Override
- protected void onResume() {
- super.onResume();
-
- if (checkSelfPermission(Manifest.permission.ACCESS_FINE_LOCATION)
- != PackageManager.PERMISSION_GRANTED) {
- requestPermissions(
- new String[] { android.Manifest.permission.ACCESS_FINE_LOCATION },
- FINE_LOCATION_REQUEST_CODE);
- }
- }
-
- @Override
- protected void onStop() {
- super.onStop();
-
- if (mCarTrustAgentBleServiceBound) {
- unbindService(mServiceConnection);
- mCarTrustAgentBleServiceBound = false;
- }
- }
-
- private void appendOutputText(String text) {
- runOnUiThread(() -> {
- mOutputAdapter.addOutput(text);
- mList.scrollToPosition(mOutputAdapter.getItemCount() - 1);
- });
- }
-
- private void addEscrowToken(byte[] token) throws RemoteException {
- if (!mCarTrustAgentBleServiceBound) {
- Log.e(TAG, "No CarTrustAgentBleService bounded");
- return;
- }
- mCarTrustAgentBleService.addEscrowToken(token, UserHandle.myUserId());
- }
-
- private void checkTokenHandle() {
- long tokenHandle = mPrefs.getLong(SP_HANDLE_KEY, -1);
- if (tokenHandle != -1) {
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "Checking handle active: " + tokenHandle);
- }
-
- if (mCarTrustAgentBleServiceBound) {
- try {
- // Due to the asynchronous nature of isEscrowTokenActive in
- // TrustAgentService, query result will be delivered via
- // {@link #mCarTrustAgentTokenResponseCallback}
- mCarTrustAgentBleService.isEscrowTokenActive(tokenHandle,
- UserHandle.myUserId());
- } catch (RemoteException e) {
- Log.e(TAG, "Error isEscrowTokenActive", e);
- }
- }
- } else {
- appendOutputText("No handles found");
- }
- }
-
- /**
- * Receives escrow token callbacks, registered on {@link CarTrustAgentBleService}
- */
- private final ICarTrustAgentTokenResponseCallback mCarTrustAgentTokenResponseCallback =
- new ICarTrustAgentTokenResponseCallback.Stub() {
- @Override
- public void onEscrowTokenAdded(byte[] token, long handle, int uid) {
- runOnUiThread(() -> {
- mPrefs.edit().putLong(SP_HANDLE_KEY, handle).apply();
-
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "stored new handle for user: " + uid);
- }
- });
-
- if (mBluetoothDevice == null) {
- Log.e(TAG, "No active bluetooth found to add escrow token");
- return;
- }
-
- try {
- // Notify the enrolment client that escrow token has been added
- mCarTrustAgentBleService.sendEnrolmentHandle(mBluetoothDevice, handle);
- appendOutputText("Escrow Token Added. Handle: " + handle);
- appendOutputText("Lock and unlock the device to activate token");
- } catch (RemoteException e) {
- Log.e(TAG, "Error sendEnrolmentHandle", e);
- }
- }
-
- @Override
- public void onEscrowTokenRemoved(long handle, boolean successful) {
- appendOutputText("Escrow token Removed. Handle: " + handle);
- }
-
- @Override
- public void onEscrowTokenActiveStateChanged(long handle, boolean active) {
- appendOutputText("Is token active? " + active + " handle: " + handle);
- }
- };
-
- /**
- * Receives BLE state change callbacks, registered on {@link CarTrustAgentBleService}
- */
- private final ICarTrustAgentBleCallback mBleConnectionCallback =
- new ICarTrustAgentBleCallback.Stub() {
- @Override
- public void onBleServerStartSuccess() {
- appendOutputText("Server started");
- }
-
- @Override
- public void onBleServerStartFailure(int errorCode) {
- appendOutputText("Server failed to start, error code: " + errorCode);
- }
-
- @Override
- public void onBleDeviceConnected(BluetoothDevice device) {
- mBluetoothDevice = device;
- appendOutputText("Device connected: " + device.getName()
- + " address: " + device.getAddress());
- }
-
- @Override
- public void onBleDeviceDisconnected(BluetoothDevice device) {
- mBluetoothDevice = null;
- appendOutputText("Device disconnected: " + device.getName()
- + " address: " + device.getAddress());
- }
- };
-
- /**
- * {@link CarTrustAgentBleService} will callback this when receives enrolment data.
- *
- * <p>Here is the place we can prompt to the user on HU whether or not to add this
- * {@link #mBluetoothDevice} as a trust device.
- */
- private final ICarTrustAgentEnrolmentCallback mEnrolmentCallback =
- new ICarTrustAgentEnrolmentCallback.Stub() {
- @Override
- public void onEnrolmentDataReceived(byte[] token) {
- appendOutputText("Enrolment data received ");
- try {
- addEscrowToken(token);
- } catch (RemoteException e) {
- Log.e(TAG, "Error addEscrowToken", e);
- }
- }
- };
-
- /**
- * Service connection to {@link CarTrustAgentBleService}
- */
- private final ServiceConnection mServiceConnection = new ServiceConnection() {
- @Override
- public void onServiceConnected(ComponentName name, IBinder service) {
- mCarTrustAgentBleServiceBound = true;
- mCarTrustAgentBleService = ICarTrustAgentBleService.Stub.asInterface(service);
- try {
- mCarTrustAgentBleService.registerBleCallback(mBleConnectionCallback);
- mCarTrustAgentBleService.registerEnrolmentCallback(mEnrolmentCallback);
- mCarTrustAgentBleService.setTokenResponseCallback(
- mCarTrustAgentTokenResponseCallback);
- mCarTrustAgentBleService.startEnrolmentAdvertising();
- } catch (RemoteException e) {
- Log.e(TAG, "Error startEnrolmentAdvertising", e);
- }
- checkTokenHandle();
- }
-
- @Override
- public void onServiceDisconnected(ComponentName name) {
- if (mCarTrustAgentBleService != null) {
- try {
- mCarTrustAgentBleService.unregisterBleCallback(mBleConnectionCallback);
- mCarTrustAgentBleService.unregisterEnrolmentCallback(mEnrolmentCallback);
- mCarTrustAgentBleService.setTokenResponseCallback(null);
- mCarTrustAgentBleService.stopEnrolmentAdvertising();
- } catch (RemoteException e) {
- Log.e(TAG, "Error unregister callbacks", e);
- }
- mCarTrustAgentBleService = null;
- }
- mCarTrustAgentBleServiceBound = false;
- }
- };
-
- /** Adapter that displays the output of TrustAgent connections. */
- private static class OutputAdapter extends RecyclerView.Adapter<OutputAdapter.ViewHolder> {
- private final List<String> mOutput = new ArrayList<>();
-
- /** Adds the given string as output to be displayed. */
- public void addOutput(String output) {
- mOutput.add(output);
- notifyItemInserted(mOutput.size() - 1);
- }
-
- @Override
- public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
- return new ViewHolder(LayoutInflater.from(parent.getContext())
- .inflate(R.layout.output_line, parent, false));
- }
-
- @Override
- public void onBindViewHolder(ViewHolder holder, int position) {
- holder.mTextView.setText(mOutput.get(position));
- }
-
- @Override
- public int getItemCount() {
- return mOutput.size();
- }
-
- /** ViewHolder for {@link OutputAdapter}. */
- public static class ViewHolder extends RecyclerView.ViewHolder {
- private final TextView mTextView;
-
- ViewHolder(View itemView) {
- super(itemView);
- mTextView = itemView.findViewById(R.id.output);
- }
- }
- }
-}
diff --git a/TrustAgent/src/com/android/car/trust/CarTrustAgentBleService.java b/TrustAgent/src/com/android/car/trust/CarTrustAgentBleService.java
deleted file mode 100644
index d70fd2f..0000000
--- a/TrustAgent/src/com/android/car/trust/CarTrustAgentBleService.java
+++ /dev/null
@@ -1,475 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.android.car.trust;
-
-import android.bluetooth.BluetoothDevice;
-import android.bluetooth.BluetoothGattCharacteristic;
-import android.bluetooth.BluetoothGattService;
-import android.bluetooth.le.AdvertiseCallback;
-import android.bluetooth.le.AdvertiseSettings;
-import android.car.trust.ICarTrustAgentBleCallback;
-import android.car.trust.ICarTrustAgentBleService;
-import android.car.trust.ICarTrustAgentEnrolmentCallback;
-import android.car.trust.ICarTrustAgentTokenRequestDelegate;
-import android.car.trust.ICarTrustAgentTokenResponseCallback;
-import android.car.trust.ICarTrustAgentUnlockCallback;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.os.IBinder;
-import android.os.RemoteCallbackList;
-import android.os.RemoteException;
-import android.util.Log;
-
-import java.nio.ByteBuffer;
-import java.text.DateFormat;
-import java.util.UUID;
-
-/**
- * Abstracts enrolment and unlock token exchange via BluetoothLE (BLE).
- * {@link CarBleTrustAgent} and any enrolment client should bind to
- * {@link ICarTrustAgentBleService}.
- */
-public class CarTrustAgentBleService extends SimpleBleServer {
- private static final String TAG = CarTrustAgentBleService.class.getSimpleName();
-
- private RemoteCallbackList<ICarTrustAgentBleCallback> mBleCallbacks;
- private RemoteCallbackList<ICarTrustAgentEnrolmentCallback> mEnrolmentCallbacks;
- private RemoteCallbackList<ICarTrustAgentUnlockCallback> mUnlockCallbacks;
- private ICarTrustAgentTokenRequestDelegate mTokenRequestDelegate;
- private ICarTrustAgentTokenResponseCallback mTokenResponseCallback;
- private CarTrustAgentBleWrapper mCarTrustBleService;
-
- private UUID mEnrolmentEscrowTokenUuid;
- private UUID mEnrolmentTokenHandleUuid;
- private BluetoothGattService mEnrolmentGattService;
-
- private UUID mUnlockEscrowTokenUuid;
- private UUID mUnlockTokenHandleUuid;
- private BluetoothGattService mUnlockGattService;
-
- private byte[] mCurrentUnlockToken;
- private Long mCurrentUnlockHandle;
-
- private SharedPreferences mTokenHandleSharedPreferences;
-
- @Override
- public void onCreate() {
- super.onCreate();
- mBleCallbacks = new RemoteCallbackList<>();
- mEnrolmentCallbacks = new RemoteCallbackList<>();
- mUnlockCallbacks = new RemoteCallbackList<>();
- mCarTrustBleService = new CarTrustAgentBleWrapper();
-
- mEnrolmentEscrowTokenUuid = UUID.fromString(getString(R.string.enrollment_token_uuid));
- mEnrolmentTokenHandleUuid = UUID.fromString(getString(R.string.enrollment_handle_uuid));
- mUnlockEscrowTokenUuid = UUID.fromString(getString(R.string.unlock_escrow_token_uiid));
- mUnlockTokenHandleUuid = UUID.fromString(getString(R.string.unlock_handle_uiid));
-
- setupEnrolmentBleServer();
- setupUnlockBleServer();
-
- mTokenHandleSharedPreferences = getSharedPreferences(
- getString(R.string.token_handle_shared_preferences),
- MODE_PRIVATE);
- }
-
- @Override
- public IBinder onBind(Intent intent) {
- return mCarTrustBleService;
- }
-
- @Override
- public int onStartCommand(Intent intent, int flags, int startId) {
- // keep it alive.
- return START_STICKY;
- }
-
- @Override
- public void onCharacteristicWrite(final BluetoothDevice device, int requestId,
- BluetoothGattCharacteristic characteristic, boolean preparedWrite, boolean
- responseNeeded, int offset, byte[] value) {
- UUID uuid = characteristic.getUuid();
-
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "onCharacteristicWrite received uuid: " + uuid);
- }
-
- if (uuid.equals(mEnrolmentEscrowTokenUuid)) {
- final int callbackCount = mEnrolmentCallbacks.beginBroadcast();
- for (int i = 0; i < callbackCount; i++) {
- try {
- mEnrolmentCallbacks.getBroadcastItem(i).onEnrolmentDataReceived(value);
- } catch (RemoteException e) {
- Log.e(TAG, "Error callback onEnrolmentDataReceived", e);
- }
- }
- mEnrolmentCallbacks.finishBroadcast();
- } else if (uuid.equals(mUnlockEscrowTokenUuid)) {
- mCurrentUnlockToken = value;
- maybeSendUnlockToken();
- } else if (uuid.equals(mUnlockTokenHandleUuid)) {
- mCurrentUnlockHandle = getLong(value);
- maybeSendUnlockToken();
- }
- }
-
- @Override
- public void onCharacteristicRead(BluetoothDevice device,
- int requestId, int offset, final BluetoothGattCharacteristic characteristic) {
- // Ignored read requests.
- }
-
- @Override
- protected void onAdvertiseStartSuccess() {
- final int callbackCount = mBleCallbacks.beginBroadcast();
- for (int i = 0; i < callbackCount; i++) {
- try {
- mBleCallbacks.getBroadcastItem(i).onBleServerStartSuccess();
- } catch (RemoteException e) {
- Log.e(TAG, "Error callback onBleServerStartSuccess", e);
- }
- }
- mBleCallbacks.finishBroadcast();
- }
-
- @Override
- protected void onAdvertiseStartFailure(int errorCode) {
- final int callbackCount = mBleCallbacks.beginBroadcast();
- for (int i = 0; i < callbackCount; i++) {
- try {
- mBleCallbacks.getBroadcastItem(i).onBleServerStartFailure(errorCode);
- } catch (RemoteException e) {
- Log.e(TAG, "Error callback onBleServerStartFailure", e);
- }
- }
- mBleCallbacks.finishBroadcast();
- }
-
- @Override
- protected void onAdvertiseDeviceConnected(BluetoothDevice device) {
- final int callbackCount = mBleCallbacks.beginBroadcast();
- for (int i = 0; i < callbackCount; i++) {
- try {
- mBleCallbacks.getBroadcastItem(i).onBleDeviceConnected(device);
- } catch (RemoteException e) {
- Log.e(TAG, "Error callback onBleDeviceConnected", e);
- }
- }
- mBleCallbacks.finishBroadcast();
- }
-
- @Override
- protected void onAdvertiseDeviceDisconnected(BluetoothDevice device) {
- final int callbackCount = mBleCallbacks.beginBroadcast();
- for (int i = 0; i < callbackCount; i++) {
- try {
- mBleCallbacks.getBroadcastItem(i).onBleDeviceDisconnected(device);
- } catch (RemoteException e) {
- Log.e(TAG, "Error callback onBleDeviceDisconnected", e);
- }
- }
- mBleCallbacks.finishBroadcast();
- }
-
- @Override
- public void onDestroy() {
- stopAdvertising(mEnrolmentAdvertisingCallback);
- stopAdvertising(mUnlockAdvertisingCallback);
- super.onDestroy();
- }
-
- private void setupEnrolmentBleServer() {
- mEnrolmentGattService = new BluetoothGattService(
- UUID.fromString(getString(R.string.enrollment_service_uuid)),
- BluetoothGattService.SERVICE_TYPE_PRIMARY);
-
- // Characteristic to describe the escrow token being used for unlock
- BluetoothGattCharacteristic enrolmentEscrowToken = new BluetoothGattCharacteristic(
- mEnrolmentEscrowTokenUuid,
- BluetoothGattCharacteristic.PROPERTY_WRITE,
- BluetoothGattCharacteristic.PERMISSION_WRITE);
-
- // Characteristic to describe the handle being used for this escrow token
- BluetoothGattCharacteristic enrolmentTokenHandle = new BluetoothGattCharacteristic(
- mEnrolmentTokenHandleUuid,
- BluetoothGattCharacteristic.PROPERTY_NOTIFY,
- BluetoothGattCharacteristic.PERMISSION_READ);
-
- mEnrolmentGattService.addCharacteristic(enrolmentEscrowToken);
- mEnrolmentGattService.addCharacteristic(enrolmentTokenHandle);
- }
-
- private void setupUnlockBleServer() {
- mUnlockGattService = new BluetoothGattService(
- UUID.fromString(getString(R.string.unlock_service_uuid)),
- BluetoothGattService.SERVICE_TYPE_PRIMARY);
-
- // Characteristic to describe the escrow token being used for unlock
- BluetoothGattCharacteristic unlockEscrowToken = new BluetoothGattCharacteristic(
- mUnlockEscrowTokenUuid,
- BluetoothGattCharacteristic.PROPERTY_WRITE,
- BluetoothGattCharacteristic.PERMISSION_WRITE);
-
- // Characteristic to describe the handle being used for this escrow token
- BluetoothGattCharacteristic unlockTokenHandle = new BluetoothGattCharacteristic(
- mUnlockTokenHandleUuid,
- BluetoothGattCharacteristic.PROPERTY_WRITE,
- BluetoothGattCharacteristic.PERMISSION_WRITE);
-
- mUnlockGattService.addCharacteristic(unlockEscrowToken);
- mUnlockGattService.addCharacteristic(unlockTokenHandle);
- }
-
- private synchronized void maybeSendUnlockToken() {
- if (mCurrentUnlockToken == null || mCurrentUnlockHandle == null) {
- return;
- }
-
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "Handle and token both received, requesting unlock. Time: "
- + DateFormat.getDateInstance(DateFormat.SHORT).format(
- System.currentTimeMillis()));
- }
-
- int callbackCount = mUnlockCallbacks.beginBroadcast();
- for (int i = 0; i < callbackCount; i++) {
- try {
- mUnlockCallbacks.getBroadcastItem(i).onUnlockDataReceived(
- mCurrentUnlockToken, mCurrentUnlockHandle);
- } catch (RemoteException e) {
- Log.e(TAG, "Error callback onUnlockDataReceived", e);
- }
- }
- mUnlockCallbacks.finishBroadcast();
- mCurrentUnlockHandle = null;
- mCurrentUnlockToken = null;
- }
-
- private static byte[] getBytes(long primitive) {
- ByteBuffer buffer = ByteBuffer.allocate(Long.SIZE / Byte.SIZE);
- buffer.putLong(0, primitive);
- return buffer.array();
- }
-
- private static long getLong(byte[] bytes) {
- ByteBuffer buffer = ByteBuffer.allocate(Long.SIZE / Byte.SIZE);
- buffer.put(bytes);
- buffer.flip();
- return buffer.getLong();
- }
-
- private final AdvertiseCallback mEnrolmentAdvertisingCallback = new AdvertiseCallback() {
- @Override
- public void onStartSuccess(AdvertiseSettings settingsInEffect) {
- super.onStartSuccess(settingsInEffect);
- onAdvertiseStartSuccess();
-
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "Successfully started advertising service");
- }
- }
-
- @Override
- public void onStartFailure(int errorCode) {
- Log.e(TAG, "Failed to advertise, errorCode: " + errorCode);
-
- super.onStartFailure(errorCode);
- onAdvertiseStartFailure(errorCode);
- }
- };
-
- private final AdvertiseCallback mUnlockAdvertisingCallback = new AdvertiseCallback() {
- @Override
- public void onStartSuccess(AdvertiseSettings settingsInEffect) {
- super.onStartSuccess(settingsInEffect);
- onAdvertiseStartSuccess();
-
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "Successfully started advertising service");
- }
- }
-
- @Override
- public void onStartFailure(int errorCode) {
- Log.e(TAG, "Failed to advertise, errorCode: " + errorCode);
-
- super.onStartFailure(errorCode);
- onAdvertiseStartFailure(errorCode);
- }
- };
-
- private final class CarTrustAgentBleWrapper extends ICarTrustAgentBleService.Stub {
- @Override
- public void registerBleCallback(ICarTrustAgentBleCallback callback) {
- mBleCallbacks.register(callback);
- }
-
- @Override
- public void unregisterBleCallback(ICarTrustAgentBleCallback callback) {
- mBleCallbacks.unregister(callback);
- }
-
- @Override
- public void startEnrolmentAdvertising() {
- stopEnrolmentAdvertising();
- stopUnlockAdvertising();
-
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "startEnrolmentAdvertising");
- }
- startAdvertising(mEnrolmentGattService, mEnrolmentAdvertisingCallback);
- }
-
- @Override
- public void stopEnrolmentAdvertising() {
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "stopEnrolmentAdvertising");
- }
-
- stopAdvertising(mEnrolmentAdvertisingCallback);
- }
-
- @Override
- public void sendEnrolmentHandle(BluetoothDevice device, long handle) {
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "sendEnrolmentHandle: " + handle);
- }
- BluetoothGattCharacteristic enrolmentTokenHandle =
- mEnrolmentGattService.getCharacteristic(mEnrolmentTokenHandleUuid);
- enrolmentTokenHandle.setValue(getBytes(handle));
- notifyCharacteristicChanged(device, enrolmentTokenHandle, false);
- }
-
- @Override
- public void registerEnrolmentCallback(ICarTrustAgentEnrolmentCallback callback) {
- mEnrolmentCallbacks.register(callback);
- }
-
- @Override
- public void unregisterEnrolmentCallback(ICarTrustAgentEnrolmentCallback callback) {
- mEnrolmentCallbacks.unregister(callback);
- }
-
- @Override
- public void startUnlockAdvertising() {
- stopUnlockAdvertising();
- stopEnrolmentAdvertising();
-
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "startUnlockAdvertising");
- }
- startAdvertising(mUnlockGattService, mUnlockAdvertisingCallback);
- }
-
- @Override
- public void stopUnlockAdvertising() {
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "stopUnlockAdvertising");
- }
- stopAdvertising(mUnlockAdvertisingCallback);
- }
-
- @Override
- public void registerUnlockCallback(ICarTrustAgentUnlockCallback callback) {
- mUnlockCallbacks.register(callback);
- }
-
- @Override
- public void unregisterUnlockCallback(ICarTrustAgentUnlockCallback callback) {
- mUnlockCallbacks.unregister(callback);
- }
-
- @Override
- public void setTokenRequestDelegate(ICarTrustAgentTokenRequestDelegate delegate) {
- mTokenRequestDelegate = delegate;
- }
-
- @Override
- public void revokeTrust() throws RemoteException {
- if (mTokenRequestDelegate != null) {
- mTokenRequestDelegate.revokeTrust();
- }
- }
-
- @Override
- public void addEscrowToken(byte[] token, int uid) throws RemoteException {
- if (mTokenRequestDelegate != null) {
- mTokenRequestDelegate.addEscrowToken(token, uid);
- }
- }
-
- @Override
- public void removeEscrowToken(long handle, int uid) throws RemoteException {
- if (mTokenRequestDelegate != null) {
- mTokenRequestDelegate.removeEscrowToken(handle, uid);
- }
- }
-
- @Override
- public void isEscrowTokenActive(long handle, int uid) throws RemoteException {
- if (mTokenRequestDelegate != null) {
- mTokenRequestDelegate.isEscrowTokenActive(handle, uid);
- }
- }
-
- @Override
- public void setTokenResponseCallback(ICarTrustAgentTokenResponseCallback callback) {
- mTokenResponseCallback = callback;
- }
-
- @Override
- public void onEscrowTokenAdded(byte[] token, long handle, int uid)
- throws RemoteException {
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "onEscrowTokenAdded handle:" + handle + " uid:" + uid);
- }
-
- mTokenHandleSharedPreferences.edit()
- .putInt(String.valueOf(handle), uid)
- .apply();
- if (mTokenResponseCallback != null) {
- mTokenResponseCallback.onEscrowTokenAdded(token, handle, uid);
- }
- }
-
- @Override
- public void onEscrowTokenRemoved(long handle, boolean successful) throws RemoteException {
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "onEscrowTokenRemoved handle:" + handle);
- }
-
- mTokenHandleSharedPreferences.edit()
- .remove(String.valueOf(handle))
- .apply();
- if (mTokenResponseCallback != null) {
- mTokenResponseCallback.onEscrowTokenRemoved(handle, successful);
- }
- }
-
- @Override
- public void onEscrowTokenActiveStateChanged(long handle, boolean active)
- throws RemoteException {
- if (mTokenResponseCallback != null) {
- mTokenResponseCallback.onEscrowTokenActiveStateChanged(handle, active);
- }
- }
-
- @Override
- public int getUserIdByEscrowTokenHandle(long tokenHandle) {
- return mTokenHandleSharedPreferences.getInt(String.valueOf(tokenHandle), -1);
- }
- }
-}
diff --git a/TrustAgent/src/com/android/car/trust/SimpleBleServer.java b/TrustAgent/src/com/android/car/trust/SimpleBleServer.java
deleted file mode 100644
index 260f5ac..0000000
--- a/TrustAgent/src/com/android/car/trust/SimpleBleServer.java
+++ /dev/null
@@ -1,225 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License
- */
-package com.android.car.trust;
-
-import static android.bluetooth.BluetoothProfile.GATT_SERVER;
-
-import android.app.Service;
-import android.bluetooth.BluetoothAdapter;
-import android.bluetooth.BluetoothDevice;
-import android.bluetooth.BluetoothGatt;
-import android.bluetooth.BluetoothGattCharacteristic;
-import android.bluetooth.BluetoothGattServer;
-import android.bluetooth.BluetoothGattServerCallback;
-import android.bluetooth.BluetoothGattService;
-import android.bluetooth.BluetoothManager;
-import android.bluetooth.BluetoothProfile;
-import android.bluetooth.le.AdvertiseCallback;
-import android.bluetooth.le.AdvertiseData;
-import android.bluetooth.le.AdvertiseSettings;
-import android.bluetooth.le.BluetoothLeAdvertiser;
-import android.content.Context;
-import android.content.pm.PackageManager;
-import android.os.Handler;
-import android.os.ParcelUuid;
-import android.util.Log;
-
-/**
- * A generic service to start a BLE
- */
-public abstract class SimpleBleServer extends Service {
- private static final String TAG = SimpleBleServer.class.getSimpleName();
-
- private static final int BLE_RETRY_LIMIT = 5;
- private static final int BLE_RETRY_INTERVAL_MS = 1000;
-
- private final Handler mHandler = new Handler();
-
- private BluetoothManager mBluetoothManager;
- private BluetoothLeAdvertiser mAdvertiser;
- private BluetoothGattServer mGattServer;
- private int mAdvertiserStartCount;
-
- /**
- * Starts the GATT server with the given {@link BluetoothGattService} and begins
- * advertising.
- *
- * <p>It is possible that BLE service is still in TURNING_ON state when this method is invoked.
- * Therefore, several retries will be made to ensure advertising is started.
- *
- * @param service {@link BluetoothGattService} that will be discovered by clients
- */
- protected void startAdvertising(BluetoothGattService service,
- AdvertiseCallback advertiseCallback) {
- if (!getPackageManager().hasSystemFeature(PackageManager.FEATURE_BLUETOOTH_LE)) {
- Log.e(TAG, "System does not support BLE");
- return;
- }
-
- // Only open one Gatt server.
- if (mGattServer == null) {
- mBluetoothManager = (BluetoothManager) getSystemService(Context.BLUETOOTH_SERVICE);
- mGattServer = mBluetoothManager.openGattServer(this, mGattServerCallback);
-
- if (mGattServer == null) {
- Log.e(TAG, "Gatt Server not created");
- return;
- }
- }
-
- mGattServer.clearServices();
- mGattServer.addService(service);
-
- AdvertiseSettings settings = new AdvertiseSettings.Builder()
- .setAdvertiseMode(AdvertiseSettings.ADVERTISE_MODE_LOW_LATENCY)
- .setTxPowerLevel(AdvertiseSettings.ADVERTISE_TX_POWER_HIGH)
- .setConnectable(true)
- .build();
-
- AdvertiseData data = new AdvertiseData.Builder()
- .setIncludeDeviceName(true)
- .addServiceUuid(new ParcelUuid(service.getUuid()))
- .build();
-
- mAdvertiserStartCount = 0;
- startAdvertisingInternally(settings, data, advertiseCallback);
- }
-
- private void startAdvertisingInternally(AdvertiseSettings settings, AdvertiseData data,
- AdvertiseCallback advertiseCallback) {
- mAdvertiserStartCount += 1;
- mAdvertiser = BluetoothAdapter.getDefaultAdapter().getBluetoothLeAdvertiser();
- if (mAdvertiser == null && mAdvertiserStartCount < BLE_RETRY_LIMIT) {
- mHandler.postDelayed(
- () -> startAdvertisingInternally(settings, data, advertiseCallback),
- BLE_RETRY_INTERVAL_MS);
- } else {
- mHandler.removeCallbacks(null);
- mAdvertiser.startAdvertising(settings, data, advertiseCallback);
- mAdvertiserStartCount = 0;
- }
- }
-
- protected void stopAdvertising(AdvertiseCallback advertiseCallback) {
- if (mAdvertiser != null) {
- mAdvertiser.stopAdvertising(advertiseCallback);
- }
- }
-
- /**
- * Notifies the characteristic change via {@link BluetoothGattServer}
- */
- protected void notifyCharacteristicChanged(BluetoothDevice device,
- BluetoothGattCharacteristic characteristic, boolean confirm) {
- if (mGattServer != null) {
- mGattServer.notifyCharacteristicChanged(device, characteristic, confirm);
- }
- }
-
- @Override
- public void onDestroy() {
- // Stops the advertiser and GATT server. This needs to be done to avoid leaks
- if (mAdvertiser != null) {
- mAdvertiser.cleanup();
- }
-
- if (mGattServer != null) {
- mGattServer.clearServices();
- try {
- for (BluetoothDevice d : mBluetoothManager.getConnectedDevices(GATT_SERVER)) {
- mGattServer.cancelConnection(d);
- }
- } catch (UnsupportedOperationException e) {
- Log.e(TAG, "Error getting connected devices", e);
- } finally {
- mGattServer.close();
- }
- }
- super.onDestroy();
- }
-
- // Delegate to subclass
- protected void onAdvertiseStartSuccess() { }
- protected void onAdvertiseStartFailure(int errorCode) { }
- protected void onAdvertiseDeviceConnected(BluetoothDevice device) { }
- protected void onAdvertiseDeviceDisconnected(BluetoothDevice device) { }
-
- /**
- * Triggered when this BleService receives a write request from a remote
- * device. Sub-classes should implement how to handle requests.
- */
- protected abstract void onCharacteristicWrite(BluetoothDevice device, int requestId,
- BluetoothGattCharacteristic characteristic, boolean preparedWrite, boolean
- responseNeeded, int offset, byte[] value);
-
- /**
- * Triggered when this BleService receives a read request from a remote device.
- */
- protected abstract void onCharacteristicRead(BluetoothDevice device,
- int requestId, int offset, final BluetoothGattCharacteristic characteristic);
-
- private final BluetoothGattServerCallback mGattServerCallback =
- new BluetoothGattServerCallback() {
- @Override
- public void onConnectionStateChange(BluetoothDevice device,
- final int status, final int newState) {
- switch (newState) {
- case BluetoothProfile.STATE_CONNECTED:
- onAdvertiseDeviceConnected(device);
- break;
- case BluetoothProfile.STATE_DISCONNECTED:
- onAdvertiseDeviceDisconnected(device);
- break;
- default:
- Log.w(TAG, "Connection state not connecting or disconnecting; ignoring: "
- + newState);
- }
- }
-
- @Override
- public void onServiceAdded(final int status, BluetoothGattService service) {
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "Service added status: " + status + " uuid: " + service.getUuid());
- }
- }
-
- @Override
- public void onCharacteristicReadRequest(BluetoothDevice device,
- int requestId, int offset, final BluetoothGattCharacteristic characteristic) {
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "Read request for characteristic: " + characteristic.getUuid());
- }
-
- mGattServer.sendResponse(device, requestId,
- BluetoothGatt.GATT_SUCCESS, offset, characteristic.getValue());
- onCharacteristicRead(device, requestId, offset, characteristic);
- }
-
- @Override
- public void onCharacteristicWriteRequest(final BluetoothDevice device, int requestId,
- BluetoothGattCharacteristic characteristic, boolean preparedWrite, boolean
- responseNeeded, int offset, byte[] value) {
- if (Log.isLoggable(TAG, Log.DEBUG)) {
- Log.d(TAG, "Write request for characteristic: " + characteristic.getUuid());
- }
-
- mGattServer.sendResponse(device, requestId, BluetoothGatt.GATT_SUCCESS,
- offset, value);
- onCharacteristicWrite(device, requestId, characteristic,
- preparedWrite, responseNeeded, offset, value);
- }
- };
-}
diff --git a/car_product/build/car.mk b/car_product/build/car.mk
index c2161bc..ce7264b 100644
--- a/car_product/build/car.mk
+++ b/car_product/build/car.mk
@@ -86,7 +86,6 @@
# Automotive specific packages
PRODUCT_PACKAGES += \
CarService \
- CarTrustAgentService \
CarDialerApp \
CarRadioApp \
OverviewApp \