| /* |
| * Copyright (C) 2007, 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.vpn; |
| |
| import android.app.Service; |
| import android.content.Intent; |
| import android.net.vpn.IVpnService; |
| import android.net.vpn.L2tpIpsecProfile; |
| import android.net.vpn.L2tpProfile; |
| import android.net.vpn.VpnManager; |
| import android.net.vpn.VpnProfile; |
| import android.net.vpn.VpnState; |
| import android.os.IBinder; |
| import android.util.Log; |
| |
| import java.io.IOException; |
| |
| /** |
| * The service class for managing a VPN connection. It implements the |
| * {@link IVpnService} binder interface. |
| */ |
| public class VpnServiceBinder extends Service { |
| private final String TAG = VpnServiceBinder.class.getSimpleName(); |
| |
| // The actual implementation is delegated to the VpnService class. |
| private VpnService<? extends VpnProfile> mService; |
| |
| private final IBinder mBinder = new IVpnService.Stub() { |
| public boolean connect(VpnProfile p, String username, String password) { |
| return VpnServiceBinder.this.connect(p, username, password); |
| } |
| |
| public void disconnect() { |
| if (mService != null) mService.onDisconnect(true); |
| } |
| |
| public void checkStatus(VpnProfile p) { |
| VpnServiceBinder.this.checkStatus(p); |
| } |
| }; |
| |
| public IBinder onBind(Intent intent) { |
| return mBinder; |
| } |
| |
| private synchronized boolean connect( |
| VpnProfile p, String username, String password) { |
| if (mService != null) return false; |
| try { |
| mService = createService(p); |
| mService.onConnect(username, password); |
| return true; |
| } catch (Throwable e) { |
| Log.e(TAG, "connect()", e); |
| if (mService != null) mService.onError(); |
| return false; |
| } |
| } |
| |
| private synchronized void checkStatus(VpnProfile p) { |
| if (mService == null) broadcastConnectivity(p.getName(), VpnState.IDLE); |
| |
| if (!p.getName().equals(mService.mProfile.getName())) { |
| broadcastConnectivity(p.getName(), VpnState.IDLE); |
| } else { |
| broadcastConnectivity(p.getName(), mService.getState()); |
| } |
| } |
| |
| private VpnService<? extends VpnProfile> createService(VpnProfile p) { |
| switch (p.getType()) { |
| case L2TP_IPSEC: |
| L2tpIpsecService l2tpIpsec = new L2tpIpsecService(); |
| l2tpIpsec.setContext(this, (L2tpIpsecProfile) p); |
| return l2tpIpsec; |
| |
| case L2TP: |
| L2tpService l2tp = new L2tpService(); |
| l2tp.setContext(this, (L2tpProfile) p); |
| return l2tp; |
| |
| default: |
| return null; |
| } |
| } |
| |
| private void broadcastConnectivity(String name, VpnState s) { |
| new VpnManager(this).broadcastConnectivity(name, s); |
| } |
| } |