| /* |
| * Copyright (C) 2018 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.settings.testutils.shadow; |
| |
| import static android.system.OsConstants.AF_INET; |
| import static android.system.OsConstants.AF_INET6; |
| |
| import android.system.Os; |
| |
| import org.robolectric.annotation.Implementation; |
| import org.robolectric.annotation.Implements; |
| |
| import java.net.InetAddress; |
| import java.net.UnknownHostException; |
| import java.util.regex.Pattern; |
| |
| @Implements(Os.class) |
| public class ShadowOs { |
| // These are not actually correct, but good enough for the test |
| private static final Pattern IPV4_PATTERN = |
| Pattern.compile("^\\d{1,3}(\\.\\d{1,3}){3}$"); |
| private static final Pattern IPV6_PATTERN = |
| Pattern.compile("^[0-9a-f]{1,4}(:[0-9a-f]{0,4}){0,6}$"); |
| |
| private static final byte[] IPV4_BYTES = new byte[4]; |
| private static final byte[] IPV6_BYTES = new byte[16]; |
| |
| @Implementation |
| public static InetAddress inet_pton(int family, String address) { |
| if ((AF_INET == family && IPV4_PATTERN.matcher(address).find()) || |
| (AF_INET6 == family && IPV6_PATTERN.matcher(address).find())) { |
| try { |
| return InetAddress.getByAddress((AF_INET == family) ? IPV4_BYTES : IPV6_BYTES); |
| } catch (UnknownHostException uhe) { |
| // Shouldn't be reached. |
| } |
| } |
| return null; |
| } |
| } |