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Commit 4717c261 authored by Robert Greenwalt's avatar Robert Greenwalt
Browse files

Remove DhcpInfoInternal

First step in accepting a set of patches.
bug:6799630

Change-Id: I6c894c60aeb3022960c2aaa45451bb1dde2b493b
parent 86e39cf6
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+2 −2
Original line number Diff line number Diff line
@@ -12613,7 +12613,7 @@ package android.net {
    method public int getUid();
  }
  public class DhcpInfo implements android.os.Parcelable {
  public deprecated class DhcpInfo implements android.os.Parcelable {
    ctor public DhcpInfo();
    method public int describeContents();
    method public void writeToParcel(android.os.Parcel, int);
@@ -13480,7 +13480,7 @@ package android.net.wifi {
    method public boolean enableNetwork(int, boolean);
    method public java.util.List<android.net.wifi.WifiConfiguration> getConfiguredNetworks();
    method public android.net.wifi.WifiInfo getConnectionInfo();
    method public android.net.DhcpInfo getDhcpInfo();
    method public deprecated android.net.DhcpInfo getDhcpInfo();
    method public java.util.List<android.net.wifi.ScanResult> getScanResults();
    method public int getWifiState();
    method public boolean isWifiEnabled();
+0 −1
Original line number Diff line number Diff line
@@ -21,7 +21,6 @@ import android.os.ServiceManager;
import android.os.INetworkManagementService;
import android.content.Context;
import android.net.ConnectivityManager;
import android.net.DhcpInfoInternal;
import android.net.LinkCapabilities;
import android.net.LinkProperties;
import android.net.NetworkInfo;
+3 −2
Original line number Diff line number Diff line
@@ -22,16 +22,17 @@ import java.net.InetAddress;

/**
 * A simple object for retrieving the results of a DHCP request.
 * @deprecated - use LinkProperties - To be removed 11/2013
 * STOPSHIP - make sure we expose LinkProperties through ConnectivityManager
 */
public class DhcpInfo implements Parcelable {
    public int ipAddress;
    public int gateway;
    public int netmask;

    public int dns1;
    public int dns2;

    public int serverAddress;

    public int leaseDuration;

    public DhcpInfo() {
+0 −166
Original line number Diff line number Diff line
/*
 * 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.text.TextUtils;
import android.util.Log;

import java.net.Inet4Address;
import java.net.InetAddress;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;

/**
 * A simple object for retrieving the results of a DHCP request.
 * Replaces (internally) the IPv4-only DhcpInfo class.
 * @hide
 */
public class DhcpInfoInternal {
    private final static String TAG = "DhcpInfoInternal";
    public String ipAddress;
    public int prefixLength;

    public String dns1;
    public String dns2;

    public String serverAddress;
    public int leaseDuration;

    /**
     * Vendor specific information (from RFC 2132).
     */
    public String vendorInfo;

    private Collection<RouteInfo> mRoutes;

    public DhcpInfoInternal() {
        mRoutes = new ArrayList<RouteInfo>();
    }

    public void addRoute(RouteInfo routeInfo) {
        mRoutes.add(routeInfo);
    }

    public Collection<RouteInfo> getRoutes() {
        return Collections.unmodifiableCollection(mRoutes);
    }

    private int convertToInt(String addr) {
        if (addr != null) {
            try {
                InetAddress inetAddress = NetworkUtils.numericToInetAddress(addr);
                if (inetAddress instanceof Inet4Address) {
                    return NetworkUtils.inetAddressToInt(inetAddress);
                }
            } catch (IllegalArgumentException e) {}
        }
        return 0;
    }

    public DhcpInfo makeDhcpInfo() {
        DhcpInfo info = new DhcpInfo();
        info.ipAddress = convertToInt(ipAddress);
        for (RouteInfo route : mRoutes) {
            if (route.isDefaultRoute()) {
                info.gateway = convertToInt(route.getGateway().getHostAddress());
                break;
            }
        }
        try {
            InetAddress inetAddress = NetworkUtils.numericToInetAddress(ipAddress);
            info.netmask = NetworkUtils.prefixLengthToNetmaskInt(prefixLength);
        } catch (IllegalArgumentException e) {}
        info.dns1 = convertToInt(dns1);
        info.dns2 = convertToInt(dns2);
        info.serverAddress = convertToInt(serverAddress);
        info.leaseDuration = leaseDuration;
        return info;
    }

    public LinkAddress makeLinkAddress() {
        if (TextUtils.isEmpty(ipAddress)) {
            Log.e(TAG, "makeLinkAddress with empty ipAddress");
            return null;
        }
        return new LinkAddress(NetworkUtils.numericToInetAddress(ipAddress), prefixLength);
    }

    public LinkProperties makeLinkProperties() {
        LinkProperties p = new LinkProperties();
        p.addLinkAddress(makeLinkAddress());
        for (RouteInfo route : mRoutes) {
            p.addRoute(route);
        }
        //if empty, connectivity configures default DNS
        if (TextUtils.isEmpty(dns1) == false) {
            p.addDns(NetworkUtils.numericToInetAddress(dns1));
        } else {
            Log.d(TAG, "makeLinkProperties with empty dns1!");
        }
        if (TextUtils.isEmpty(dns2) == false) {
            p.addDns(NetworkUtils.numericToInetAddress(dns2));
        } else {
            Log.d(TAG, "makeLinkProperties with empty dns2!");
        }
        return p;
    }

    /* Updates the DHCP fields that need to be retained from
     * original DHCP request if the DHCP renewal shows them as
     * being empty
     */
    public void updateFromDhcpRequest(DhcpInfoInternal orig) {
        if (orig == null) return;

        if (TextUtils.isEmpty(dns1)) {
            dns1 = orig.dns1;
        }

        if (TextUtils.isEmpty(dns2)) {
            dns2 = orig.dns2;
        }

        if (mRoutes.size() == 0) {
            for (RouteInfo route : orig.getRoutes()) {
                addRoute(route);
            }
        }
    }

    /**
     * Test if this DHCP lease includes vendor hint that network link is
     * metered, and sensitive to heavy data transfers.
     */
    public boolean hasMeteredHint() {
        if (vendorInfo != null) {
            return vendorInfo.contains("ANDROID_METERED");
        } else {
            return false;
        }
    }

    public String toString() {
        String routeString = "";
        for (RouteInfo route : mRoutes) routeString += route.toString() + " | ";
        return "addr: " + ipAddress + "/" + prefixLength +
                " mRoutes: " + routeString +
                " dns: " + dns1 + "," + dns2 +
                " dhcpServer: " + serverAddress +
                " leaseDuration: " + leaseDuration;
    }
}
+19 −0
Original line number Diff line number Diff line
/**
 * Copyright (c) 2012, 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;

parcelable DhcpResults;
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