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/*
* Copyright (C) 2010 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 android.net;
import android.net.ProxyProperties;
import android.os.Parcelable;
import android.os.Parcel;
import android.util.Log;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.net.UnknownHostException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
/**
* Describes the properties of a network link.
* TODO - consider adding optional fields like Apn and ApnType
* @hide
*/
public class LinkProperties implements Parcelable {
String mIfaceName;
private Collection<LinkAddress> mLinkAddresses;
private Collection<InetAddress> mDnses;
private InetAddress mGateway;
private ProxyProperties mHttpProxy;
public LinkProperties() {
clear();
}
// copy constructor instead of clone
public LinkProperties(LinkProperties source) {
if (source != null) {
mIfaceName = source.getInterfaceName();
mLinkAddresses = source.getLinkAddresses();
mDnses = source.getDnses();
mGateway = source.getGateway();
mHttpProxy = new ProxyProperties(source.getHttpProxy());
}
}
public void setInterfaceName(String iface) {
mIfaceName = iface;
}
public String getInterfaceName() {
return mIfaceName;
}
public Collection<InetAddress> getAddresses() {
Collection<InetAddress> addresses = new ArrayList<InetAddress>();
for (LinkAddress linkAddress : mLinkAddresses) {
addresses.add(linkAddress.getAddress());
}
return Collections.unmodifiableCollection(addresses);
}
public void addLinkAddress(LinkAddress address) {
mLinkAddresses.add(address);
}
public Collection<LinkAddress> getLinkAddresses() {
return Collections.unmodifiableCollection(mLinkAddresses);
}
public void addDns(InetAddress dns) {
mDnses.add(dns);
}
public Collection<InetAddress> getDnses() {
return Collections.unmodifiableCollection(mDnses);
}
public void setGateway(InetAddress gateway) {
mGateway = gateway;
}
public InetAddress getGateway() {
return mGateway;
}
public void setHttpProxy(ProxyProperties proxy) {
mHttpProxy = proxy;
}
public ProxyProperties getHttpProxy() {
return mHttpProxy;
}
public void clear() {
mIfaceName = null;
mLinkAddresses = new ArrayList<LinkAddress>();
mDnses = new ArrayList<InetAddress>();
mGateway = null;
mHttpProxy = null;
}
/**
* Implement the Parcelable interface
* @hide
*/
public int describeContents() {
return 0;
}
@Override
public String toString() {
String ifaceName = (mIfaceName == null ? "" : "InterfaceName: " + mIfaceName + " ");
String linkAddresses = "LinkAddresses: [";
for (LinkAddress addr : mLinkAddresses) linkAddresses += addr.toString();
linkAddresses += "] ";
String dns = "DnsAddresses: [";
for (InetAddress addr : mDnses) dns += addr.getHostAddress() + ",";
dns += "] ";
String proxy = (mHttpProxy == null ? "" : "HttpProxy: " + mHttpProxy.toString() + " ");
String gateway = (mGateway == null ? "" : "Gateway: " + mGateway.getHostAddress() + " ");
return ifaceName + linkAddresses + gateway + dns + proxy;
}
/**
* Implement the Parcelable interface.
* @hide
*/
public void writeToParcel(Parcel dest, int flags) {
dest.writeString(getInterfaceName());
dest.writeInt(mLinkAddresses.size());
for(LinkAddress linkAddress : mLinkAddresses) {
dest.writeParcelable(linkAddress, flags);
}
dest.writeInt(mDnses.size());
for(InetAddress d : mDnses) {
dest.writeByteArray(d.getAddress());
}
if (mGateway != null) {
dest.writeByte((byte)1);
dest.writeByteArray(mGateway.getAddress());
} else {
dest.writeByte((byte)0);
}
if (mHttpProxy != null) {
dest.writeByte((byte)1);
dest.writeParcelable(mHttpProxy, flags);
} else {
dest.writeByte((byte)0);
}
}
/**
* Implement the Parcelable interface.
* @hide
*/
public static final Creator<LinkProperties> CREATOR =
new Creator<LinkProperties>() {
public LinkProperties createFromParcel(Parcel in) {
LinkProperties netProp = new LinkProperties();
String iface = in.readString();
if (iface != null) {
try {
netProp.setInterfaceName(iface);
} catch (Exception e) {
return null;
}
}
int addressCount = in.readInt();
for (int i=0; i<addressCount; i++) {
netProp.addLinkAddress((LinkAddress)in.readParcelable(null));
}
addressCount = in.readInt();
for (int i=0; i<addressCount; i++) {
try {
netProp.addDns(InetAddress.getByAddress(in.createByteArray()));
} catch (UnknownHostException e) { }
}
if (in.readByte() == 1) {
try {
netProp.setGateway(InetAddress.getByAddress(in.createByteArray()));
} catch (UnknownHostException e) {}
}
if (in.readByte() == 1) {
netProp.setHttpProxy((ProxyProperties)in.readParcelable(null));
}
return netProp;
}
public LinkProperties[] newArray(int size) {
return new LinkProperties[size];
}
};
}
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