| /* |
| * Copyright (C) 2022 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.net.module.util; |
| |
| import static android.net.util.SocketUtils.closeSocket; |
| |
| import android.annotation.NonNull; |
| import android.system.NetlinkSocketAddress; |
| |
| import java.io.FileDescriptor; |
| import java.io.IOException; |
| import java.net.SocketAddress; |
| |
| /** |
| * Collection of utilities to interact with raw sockets. |
| * |
| * This class also provides utilities to interact with {@link android.net.util.SocketUtils} |
| * because it is in the API surface could not be simply move the frameworks/libs/net/ |
| * to share with module. |
| * |
| * TODO: deprecate android.net.util.SocketUtils and replace with this class. |
| */ |
| public class SocketUtils { |
| |
| /** |
| * Make a socket address to communicate with netlink. |
| */ |
| @NonNull |
| public static SocketAddress makeNetlinkSocketAddress(int portId, int groupsMask) { |
| return new NetlinkSocketAddress(portId, groupsMask); |
| } |
| |
| /** |
| * Close a socket, ignoring any exception while closing. |
| */ |
| public static void closeSocketQuietly(FileDescriptor fd) { |
| try { |
| closeSocket(fd); |
| } catch (IOException ignored) { |
| } |
| } |
| |
| private SocketUtils() {} |
| } |