core/java/com/android/internal/net/VpnConfig.java - platform/frameworks/base - Git at Google

 /*
  * Copyright (C) 2011 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.internal.net;

 import android.app.PendingIntent;
 import android.compat.annotation.UnsupportedAppUsage;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.content.pm.ResolveInfo;
 import android.content.res.Resources;
 import android.net.IpPrefix;
 import android.net.LinkAddress;
 import android.net.Network;
 import android.net.ProxyInfo;
 import android.net.RouteInfo;
 import android.os.Parcel;
 import android.os.Parcelable;
 import android.os.UserHandle;

 import java.net.Inet4Address;
 import java.net.InetAddress;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;

 /**
  * A simple container used to carry information in VpnBuilder, VpnDialogs,
  * and com.android.server.connectivity.Vpn. Internal use only.
  *
  * @hide
  */
 public class VpnConfig implements Parcelable {

     public static final String SERVICE_INTERFACE = "android.net.VpnService";

     public static final String DIALOGS_PACKAGE = "com.android.vpndialogs";

     // TODO: Rename this to something that encompasses Settings-based Platform VPNs as well.
     public static final String LEGACY_VPN = "[Legacy VPN]";

     public static Intent getIntentForConfirmation() {
         Intent intent = new Intent();
         ComponentName componentName = ComponentName.unflattenFromString(
                 Resources.getSystem().getString(
                         com.android.internal.R.string.config_customVpnConfirmDialogComponent));
         intent.setClassName(componentName.getPackageName(), componentName.getClassName());
         return intent;
     }

     /** NOTE: This should only be used for legacy VPN. */
     public static PendingIntent getIntentForStatusPanel(Context context) {
         Intent intent = new Intent();
         intent.setClassName(DIALOGS_PACKAGE, DIALOGS_PACKAGE + ".ManageDialog");
         intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_NO_HISTORY |
                 Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
         return PendingIntent.getActivityAsUser(context, 0, intent, 0, null, UserHandle.CURRENT);
     }

     public static CharSequence getVpnLabel(Context context, String packageName)
             throws NameNotFoundException {
         PackageManager pm = context.getPackageManager();
         Intent intent = new Intent(SERVICE_INTERFACE);
         intent.setPackage(packageName);
         List<ResolveInfo> services = pm.queryIntentServices(intent, 0 /* flags */);
         if (services != null && services.size() == 1) {
             // This app contains exactly one VPN service. Call loadLabel, which will attempt to
             // load the service's label, and fall back to the app label if none is present.
             return services.get(0).loadLabel(pm);
         } else {
             return pm.getApplicationInfo(packageName, 0).loadLabel(pm);
         }
     }

     public String user;
     public String interfaze;
     public String session;
     public int mtu = -1;
     public List<LinkAddress> addresses = new ArrayList<LinkAddress>();
     public List<RouteInfo> routes = new ArrayList<RouteInfo>();
     public List<String> dnsServers;
     public List<String> searchDomains;
     public List<String> allowedApplications;
     public List<String> disallowedApplications;
     public PendingIntent configureIntent;
     public long startTime = -1;
     public boolean legacy;
     public boolean blocking;
     public boolean allowBypass;
     public boolean allowIPv4;
     public boolean allowIPv6;
     public boolean isMetered = true;
     public Network[] underlyingNetworks;
     public ProxyInfo proxyInfo;

     @UnsupportedAppUsage
     public VpnConfig() {
     }

     public void updateAllowedFamilies(InetAddress address) {
         if (address instanceof Inet4Address) {
             allowIPv4 = true;
         } else {
             allowIPv6 = true;
         }
     }

     public void addLegacyRoutes(String routesStr) {
         if (routesStr.trim().equals("")) {
             return;
         }
         String[] routes = routesStr.trim().split(" ");
         for (String route : routes) {
             //each route is ip/prefix
             RouteInfo info = new RouteInfo(new IpPrefix(route), null);
             this.routes.add(info);
             updateAllowedFamilies(info.getDestination().getAddress());
         }
     }

     public void addLegacyAddresses(String addressesStr) {
         if (addressesStr.trim().equals("")) {
             return;
         }
         String[] addresses = addressesStr.trim().split(" ");
         for (String address : addresses) {
             //each address is ip/prefix
             LinkAddress addr = new LinkAddress(address);
             this.addresses.add(addr);
             updateAllowedFamilies(addr.getAddress());
         }
     }

     @Override
     public int describeContents() {
         return 0;
     }

     @Override
     public void writeToParcel(Parcel out, int flags) {
         out.writeString(user);
         out.writeString(interfaze);
         out.writeString(session);
         out.writeInt(mtu);
         out.writeTypedList(addresses);
         out.writeTypedList(routes);
         out.writeStringList(dnsServers);
         out.writeStringList(searchDomains);
         out.writeStringList(allowedApplications);
         out.writeStringList(disallowedApplications);
         out.writeParcelable(configureIntent, flags);
         out.writeLong(startTime);
         out.writeInt(legacy ? 1 : 0);
         out.writeInt(blocking ? 1 : 0);
         out.writeInt(allowBypass ? 1 : 0);
         out.writeInt(allowIPv4 ? 1 : 0);
         out.writeInt(allowIPv6 ? 1 : 0);
         out.writeInt(isMetered ? 1 : 0);
         out.writeTypedArray(underlyingNetworks, flags);
         out.writeParcelable(proxyInfo, flags);
     }

     public static final Parcelable.Creator<VpnConfig> CREATOR =
             new Parcelable.Creator<VpnConfig>() {
         @Override
         public VpnConfig createFromParcel(Parcel in) {
             VpnConfig config = new VpnConfig();
             config.user = in.readString();
             config.interfaze = in.readString();
             config.session = in.readString();
             config.mtu = in.readInt();
             in.readTypedList(config.addresses, LinkAddress.CREATOR);
             in.readTypedList(config.routes, RouteInfo.CREATOR);
             config.dnsServers = in.createStringArrayList();
             config.searchDomains = in.createStringArrayList();
             config.allowedApplications = in.createStringArrayList();
             config.disallowedApplications = in.createStringArrayList();
             config.configureIntent = in.readParcelable(null);
             config.startTime = in.readLong();
             config.legacy = in.readInt() != 0;
             config.blocking = in.readInt() != 0;
             config.allowBypass = in.readInt() != 0;
             config.allowIPv4 = in.readInt() != 0;
             config.allowIPv6 = in.readInt() != 0;
             config.isMetered = in.readInt() != 0;
             config.underlyingNetworks = in.createTypedArray(Network.CREATOR);
             config.proxyInfo = in.readParcelable(null);
             return config;
         }

         @Override
         public VpnConfig[] newArray(int size) {
             return new VpnConfig[size];
         }
     };

     @Override
     public String toString() {
         return new StringBuilder()
                 .append("VpnConfig")
                 .append("{ user=").append(user)
                 .append(", interface=").append(interfaze)
                 .append(", session=").append(session)
                 .append(", mtu=").append(mtu)
                 .append(", addresses=").append(toString(addresses))
                 .append(", routes=").append(toString(routes))
                 .append(", dns=").append(toString(dnsServers))
                 .append(", searchDomains=").append(toString(searchDomains))
                 .append(", allowedApps=").append(toString(allowedApplications))
                 .append(", disallowedApps=").append(toString(disallowedApplications))
                 .append(", configureIntent=").append(configureIntent)
                 .append(", startTime=").append(startTime)
                 .append(", legacy=").append(legacy)
                 .append(", blocking=").append(blocking)
                 .append(", allowBypass=").append(allowBypass)
                 .append(", allowIPv4=").append(allowIPv4)
                 .append(", allowIPv6=").append(allowIPv6)
                 .append(", underlyingNetworks=").append(Arrays.toString(underlyingNetworks))
                 .append(", proxyInfo=").append(proxyInfo.toString())
                 .append("}")
                 .toString();
     }

     static <T> String toString(List<T> ls) {
         if (ls == null) {
             return "null";
         }
         return Arrays.toString(ls.toArray());
     }
 }
	/*
	* Copyright (C) 2011 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.internal.net;

	import android.app.PendingIntent;
	import android.compat.annotation.UnsupportedAppUsage;
	import android.content.ComponentName;
	import android.content.Context;
	import android.content.Intent;
	import android.content.pm.PackageManager;
	import android.content.pm.PackageManager.NameNotFoundException;
	import android.content.pm.ResolveInfo;
	import android.content.res.Resources;
	import android.net.IpPrefix;
	import android.net.LinkAddress;
	import android.net.Network;
	import android.net.ProxyInfo;
	import android.net.RouteInfo;
	import android.os.Parcel;
	import android.os.Parcelable;
	import android.os.UserHandle;

	import java.net.Inet4Address;
	import java.net.InetAddress;
	import java.util.ArrayList;
	import java.util.Arrays;
	import java.util.List;

	/**
	* A simple container used to carry information in VpnBuilder, VpnDialogs,
	* and com.android.server.connectivity.Vpn. Internal use only.
	*
	* @hide
	*/
	public class VpnConfig implements Parcelable {

	public static final String SERVICE_INTERFACE = "android.net.VpnService";

	public static final String DIALOGS_PACKAGE = "com.android.vpndialogs";

	// TODO: Rename this to something that encompasses Settings-based Platform VPNs as well.
	public static final String LEGACY_VPN = "[Legacy VPN]";

	public static Intent getIntentForConfirmation() {
	Intent intent = new Intent();
	ComponentName componentName = ComponentName.unflattenFromString(
	Resources.getSystem().getString(
	com.android.internal.R.string.config_customVpnConfirmDialogComponent));
	intent.setClassName(componentName.getPackageName(), componentName.getClassName());
	return intent;
	}

	/** NOTE: This should only be used for legacy VPN. */
	public static PendingIntent getIntentForStatusPanel(Context context) {
	Intent intent = new Intent();
	intent.setClassName(DIALOGS_PACKAGE, DIALOGS_PACKAGE + ".ManageDialog");
	intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK \| Intent.FLAG_ACTIVITY_NO_HISTORY \|
	Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
	return PendingIntent.getActivityAsUser(context, 0, intent, 0, null, UserHandle.CURRENT);
	}

	public static CharSequence getVpnLabel(Context context, String packageName)
	throws NameNotFoundException {
	PackageManager pm = context.getPackageManager();
	Intent intent = new Intent(SERVICE_INTERFACE);
	intent.setPackage(packageName);
	List<ResolveInfo> services = pm.queryIntentServices(intent, 0 /* flags */);
	if (services != null && services.size() == 1) {
	// This app contains exactly one VPN service. Call loadLabel, which will attempt to
	// load the service's label, and fall back to the app label if none is present.
	return services.get(0).loadLabel(pm);
	} else {
	return pm.getApplicationInfo(packageName, 0).loadLabel(pm);
	}
	}

	public String user;
	public String interfaze;
	public String session;
	public int mtu = -1;
	public List<LinkAddress> addresses = new ArrayList<LinkAddress>();
	public List<RouteInfo> routes = new ArrayList<RouteInfo>();
	public List<String> dnsServers;
	public List<String> searchDomains;
	public List<String> allowedApplications;
	public List<String> disallowedApplications;
	public PendingIntent configureIntent;
	public long startTime = -1;
	public boolean legacy;
	public boolean blocking;
	public boolean allowBypass;
	public boolean allowIPv4;
	public boolean allowIPv6;
	public boolean isMetered = true;
	public Network[] underlyingNetworks;
	public ProxyInfo proxyInfo;

	@UnsupportedAppUsage
	public VpnConfig() {
	}

	public void updateAllowedFamilies(InetAddress address) {
	if (address instanceof Inet4Address) {
	allowIPv4 = true;
	} else {
	allowIPv6 = true;
	}
	}

	public void addLegacyRoutes(String routesStr) {
	if (routesStr.trim().equals("")) {
	return;
	}
	String[] routes = routesStr.trim().split(" ");
	for (String route : routes) {
	//each route is ip/prefix
	RouteInfo info = new RouteInfo(new IpPrefix(route), null);
	this.routes.add(info);
	updateAllowedFamilies(info.getDestination().getAddress());
	}
	}

	public void addLegacyAddresses(String addressesStr) {
	if (addressesStr.trim().equals("")) {
	return;
	}
	String[] addresses = addressesStr.trim().split(" ");
	for (String address : addresses) {
	//each address is ip/prefix
	LinkAddress addr = new LinkAddress(address);
	this.addresses.add(addr);
	updateAllowedFamilies(addr.getAddress());
	}
	}

	@Override
	public int describeContents() {
	return 0;
	}

	@Override
	public void writeToParcel(Parcel out, int flags) {
	out.writeString(user);
	out.writeString(interfaze);
	out.writeString(session);
	out.writeInt(mtu);
	out.writeTypedList(addresses);
	out.writeTypedList(routes);
	out.writeStringList(dnsServers);
	out.writeStringList(searchDomains);
	out.writeStringList(allowedApplications);
	out.writeStringList(disallowedApplications);
	out.writeParcelable(configureIntent, flags);
	out.writeLong(startTime);
	out.writeInt(legacy ? 1 : 0);
	out.writeInt(blocking ? 1 : 0);
	out.writeInt(allowBypass ? 1 : 0);
	out.writeInt(allowIPv4 ? 1 : 0);
	out.writeInt(allowIPv6 ? 1 : 0);
	out.writeInt(isMetered ? 1 : 0);
	out.writeTypedArray(underlyingNetworks, flags);
	out.writeParcelable(proxyInfo, flags);
	}

	public static final Parcelable.Creator<VpnConfig> CREATOR =
	new Parcelable.Creator<VpnConfig>() {
	@Override
	public VpnConfig createFromParcel(Parcel in) {
	VpnConfig config = new VpnConfig();
	config.user = in.readString();
	config.interfaze = in.readString();
	config.session = in.readString();
	config.mtu = in.readInt();
	in.readTypedList(config.addresses, LinkAddress.CREATOR);
	in.readTypedList(config.routes, RouteInfo.CREATOR);
	config.dnsServers = in.createStringArrayList();
	config.searchDomains = in.createStringArrayList();
	config.allowedApplications = in.createStringArrayList();
	config.disallowedApplications = in.createStringArrayList();
	config.configureIntent = in.readParcelable(null);
	config.startTime = in.readLong();
	config.legacy = in.readInt() != 0;
	config.blocking = in.readInt() != 0;
	config.allowBypass = in.readInt() != 0;
	config.allowIPv4 = in.readInt() != 0;
	config.allowIPv6 = in.readInt() != 0;
	config.isMetered = in.readInt() != 0;
	config.underlyingNetworks = in.createTypedArray(Network.CREATOR);
	config.proxyInfo = in.readParcelable(null);
	return config;
	}

	@Override
	public VpnConfig[] newArray(int size) {
	return new VpnConfig[size];
	}
	};

	@Override
	public String toString() {
	return new StringBuilder()
	.append("VpnConfig")
	.append("{ user=").append(user)
	.append(", interface=").append(interfaze)
	.append(", session=").append(session)
	.append(", mtu=").append(mtu)
	.append(", addresses=").append(toString(addresses))
	.append(", routes=").append(toString(routes))
	.append(", dns=").append(toString(dnsServers))
	.append(", searchDomains=").append(toString(searchDomains))
	.append(", allowedApps=").append(toString(allowedApplications))
	.append(", disallowedApps=").append(toString(disallowedApplications))
	.append(", configureIntent=").append(configureIntent)
	.append(", startTime=").append(startTime)
	.append(", legacy=").append(legacy)
	.append(", blocking=").append(blocking)
	.append(", allowBypass=").append(allowBypass)
	.append(", allowIPv4=").append(allowIPv4)
	.append(", allowIPv6=").append(allowIPv6)
	.append(", underlyingNetworks=").append(Arrays.toString(underlyingNetworks))
	.append(", proxyInfo=").append(proxyInfo.toString())
	.append("}")
	.toString();
	}

	static <T> String toString(List<T> ls) {
	if (ls == null) {
	return "null";
	}
	return Arrays.toString(ls.toArray());
	}
	}