| /* |
| * Copyright (C) 2014 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.ethernet; |
| |
| import android.net.IpConfiguration; |
| import android.net.IpConfiguration.IpAssignment; |
| import android.net.IpConfiguration.ProxySettings; |
| import android.os.Environment; |
| import android.util.Log; |
| import android.util.SparseArray; |
| |
| import com.android.server.net.IpConfigStore; |
| |
| |
| /** |
| * This class provides an API to store and manage Ethernet network configuration. |
| */ |
| public class EthernetConfigStore extends IpConfigStore { |
| private static final String TAG = "EthernetConfigStore"; |
| |
| private static final String ipConfigFile = Environment.getDataDirectory() + |
| "/misc/ethernet/ipconfig.txt"; |
| |
| public EthernetConfigStore() { |
| } |
| |
| public IpConfiguration readIpAndProxyConfigurations() { |
| SparseArray<IpConfiguration> networks = readIpAndProxyConfigurations(ipConfigFile); |
| |
| if (networks.size() == 0) { |
| Log.w(TAG, "No Ethernet configuration found. Using default."); |
| return new IpConfiguration(IpAssignment.DHCP, ProxySettings.NONE, null, null); |
| } |
| |
| if (networks.size() > 1) { |
| // Currently we only support a single Ethernet interface. |
| Log.w(TAG, "Multiple Ethernet configurations detected. Only reading first one."); |
| } |
| |
| return networks.valueAt(0); |
| } |
| |
| public void writeIpAndProxyConfigurations(IpConfiguration config) { |
| SparseArray<IpConfiguration> networks = new SparseArray<IpConfiguration>(); |
| networks.put(0, config); |
| writeIpAndProxyConfigurations(ipConfigFile, networks); |
| } |
| } |