VpnConfig.java revision 05542603dd4f1e0ea47a3dca01de3999a9a329a9
1/* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.internal.net; 18 19import android.app.PendingIntent; 20import android.content.ComponentName; 21import android.content.Context; 22import android.content.Intent; 23import android.content.pm.PackageManager; 24import android.content.pm.PackageManager.NameNotFoundException; 25import android.content.pm.ResolveInfo; 26import android.content.res.Resources; 27import android.net.LinkAddress; 28import android.net.RouteInfo; 29import android.os.Parcel; 30import android.os.Parcelable; 31 32import java.net.Inet4Address; 33import java.net.InetAddress; 34import java.util.ArrayList; 35import java.util.List; 36 37/** 38 * A simple container used to carry information in VpnBuilder, VpnDialogs, 39 * and com.android.server.connectivity.Vpn. Internal use only. 40 * 41 * @hide 42 */ 43public class VpnConfig implements Parcelable { 44 45 public static final String SERVICE_INTERFACE = "android.net.VpnService"; 46 47 public static final String DIALOGS_PACKAGE = "com.android.vpndialogs"; 48 49 public static final String LEGACY_VPN = "[Legacy VPN]"; 50 51 public static Intent getIntentForConfirmation() { 52 Intent intent = new Intent(); 53 ComponentName componentName = ComponentName.unflattenFromString( 54 Resources.getSystem().getString( 55 com.android.internal.R.string.config_customVpnConfirmDialogComponent)); 56 intent.setClassName(componentName.getPackageName(), componentName.getClassName()); 57 return intent; 58 } 59 60 public static CharSequence getVpnLabel(Context context, String packageName) 61 throws NameNotFoundException { 62 PackageManager pm = context.getPackageManager(); 63 Intent intent = new Intent(SERVICE_INTERFACE); 64 intent.setPackage(packageName); 65 List<ResolveInfo> services = pm.queryIntentServices(intent, 0 /* flags */); 66 if (services != null && services.size() == 1) { 67 // This app contains exactly one VPN service. Call loadLabel, which will attempt to 68 // load the service's label, and fall back to the app label if none is present. 69 return services.get(0).loadLabel(pm); 70 } else { 71 return pm.getApplicationInfo(packageName, 0).loadLabel(pm); 72 } 73 } 74 75 public String user; 76 public String interfaze; 77 public String session; 78 public int mtu = -1; 79 public List<LinkAddress> addresses = new ArrayList<LinkAddress>(); 80 public List<RouteInfo> routes = new ArrayList<RouteInfo>(); 81 public List<String> dnsServers; 82 public List<String> searchDomains; 83 public PendingIntent configureIntent; 84 public long startTime = -1; 85 public boolean legacy; 86 public boolean blocking; 87 public boolean allowBypass; 88 public boolean allowIPv4; 89 public boolean allowIPv6; 90 91 public void updateAllowedFamilies(InetAddress address) { 92 if (address instanceof Inet4Address) { 93 allowIPv4 = true; 94 } else { 95 allowIPv6 = true; 96 } 97 } 98 99 public void addLegacyRoutes(String routesStr) { 100 if (routesStr.trim().equals("")) { 101 return; 102 } 103 String[] routes = routesStr.trim().split(" "); 104 for (String route : routes) { 105 //each route is ip/prefix 106 String[] split = route.split("/"); 107 RouteInfo info = new RouteInfo(new LinkAddress 108 (InetAddress.parseNumericAddress(split[0]), Integer.parseInt(split[1])), null); 109 this.routes.add(info); 110 updateAllowedFamilies(info.getDestination().getAddress()); 111 } 112 } 113 114 public void addLegacyAddresses(String addressesStr) { 115 if (addressesStr.trim().equals("")) { 116 return; 117 } 118 String[] addresses = addressesStr.trim().split(" "); 119 for (String address : addresses) { 120 //each address is ip/prefix 121 String[] split = address.split("/"); 122 LinkAddress addr = new LinkAddress(InetAddress.parseNumericAddress(split[0]), 123 Integer.parseInt(split[1])); 124 this.addresses.add(addr); 125 updateAllowedFamilies(addr.getAddress()); 126 } 127 } 128 129 @Override 130 public int describeContents() { 131 return 0; 132 } 133 134 @Override 135 public void writeToParcel(Parcel out, int flags) { 136 out.writeString(user); 137 out.writeString(interfaze); 138 out.writeString(session); 139 out.writeInt(mtu); 140 out.writeTypedList(addresses); 141 out.writeTypedList(routes); 142 out.writeStringList(dnsServers); 143 out.writeStringList(searchDomains); 144 out.writeParcelable(configureIntent, flags); 145 out.writeLong(startTime); 146 out.writeInt(legacy ? 1 : 0); 147 out.writeInt(blocking ? 1 : 0); 148 out.writeInt(allowBypass ? 1 : 0); 149 out.writeInt(allowIPv4 ? 1 : 0); 150 out.writeInt(allowIPv6 ? 1 : 0); 151 } 152 153 public static final Parcelable.Creator<VpnConfig> CREATOR = 154 new Parcelable.Creator<VpnConfig>() { 155 @Override 156 public VpnConfig createFromParcel(Parcel in) { 157 VpnConfig config = new VpnConfig(); 158 config.user = in.readString(); 159 config.interfaze = in.readString(); 160 config.session = in.readString(); 161 config.mtu = in.readInt(); 162 in.readTypedList(config.addresses, LinkAddress.CREATOR); 163 in.readTypedList(config.routes, RouteInfo.CREATOR); 164 config.dnsServers = in.createStringArrayList(); 165 config.searchDomains = in.createStringArrayList(); 166 config.configureIntent = in.readParcelable(null); 167 config.startTime = in.readLong(); 168 config.legacy = in.readInt() != 0; 169 config.blocking = in.readInt() != 0; 170 config.allowBypass = in.readInt() != 0; 171 config.allowIPv4 = in.readInt() != 0; 172 config.allowIPv6 = in.readInt() != 0; 173 return config; 174 } 175 176 @Override 177 public VpnConfig[] newArray(int size) { 178 return new VpnConfig[size]; 179 } 180 }; 181} 182