| /* |
| * 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.server.locksettings; |
| |
| import android.os.IProgressListener; |
| import android.os.RemoteException; |
| import android.util.ArrayMap; |
| import android.util.Pair; |
| |
| |
| import junit.framework.AssertionFailedError; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| |
| public class FakeStorageManager { |
| |
| private ArrayMap<Integer, ArrayList<Pair<byte[], byte[]>>> mAuth = new ArrayMap<>(); |
| private boolean mIgnoreBadUnlock; |
| |
| public void addUserKeyAuth(int userId, int serialNumber, byte[] token, byte[] secret) { |
| getUserAuth(userId).add(new Pair<>(token, secret)); |
| } |
| |
| public void fixateNewestUserKeyAuth(int userId) { |
| ArrayList<Pair<byte[], byte[]>> auths = mAuth.get(userId); |
| Pair<byte[], byte[]> latest = auths.get(auths.size() - 1); |
| auths.clear(); |
| auths.add(latest); |
| } |
| |
| private ArrayList<Pair<byte[], byte[]>> getUserAuth(int userId) { |
| if (!mAuth.containsKey(userId)) { |
| ArrayList<Pair<byte[], byte[]>> auths = new ArrayList<Pair<byte[], byte[]>>(); |
| auths.add(new Pair(null, null)); |
| mAuth.put(userId, auths); |
| } |
| return mAuth.get(userId); |
| } |
| |
| public byte[] getUserUnlockToken(int userId) { |
| ArrayList<Pair<byte[], byte[]>> auths = getUserAuth(userId); |
| if (auths.size() != 1) { |
| throw new AssertionFailedError("More than one secret exists"); |
| } |
| return auths.get(0).second; |
| } |
| |
| public void unlockUser(int userId, byte[] secret, IProgressListener listener) |
| throws RemoteException { |
| listener.onStarted(userId, null); |
| listener.onFinished(userId, null); |
| ArrayList<Pair<byte[], byte[]>> auths = getUserAuth(userId); |
| if (secret != null) { |
| if (auths.size() > 1) { |
| throw new AssertionFailedError("More than one secret exists"); |
| } |
| Pair<byte[], byte[]> auth = auths.get(0); |
| if ((!mIgnoreBadUnlock) && auth.second != null && !Arrays.equals(secret, auth.second)) { |
| throw new AssertionFailedError("Invalid secret to unlock user"); |
| } |
| } else { |
| if (auths != null && auths.size() > 0) { |
| throw new AssertionFailedError("Cannot unlock encrypted user with empty token"); |
| } |
| } |
| } |
| |
| public void setIgnoreBadUnlock(boolean ignore) { |
| mIgnoreBadUnlock = ignore; |
| } |
| } |