| /* |
| * Copyright (C) 2021 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.vcn.persistablebundleutils; |
| |
| import static com.android.internal.annotations.VisibleForTesting.Visibility; |
| |
| import android.annotation.NonNull; |
| import android.net.InetAddresses; |
| import android.net.ipsec.ike.IkeTrafficSelector; |
| import android.os.PersistableBundle; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| |
| import java.util.Objects; |
| |
| /** |
| * Provides utility methods to convert IkeTrafficSelector to/from PersistableBundle. |
| * |
| * @hide |
| */ |
| @VisibleForTesting(visibility = Visibility.PRIVATE) |
| public final class IkeTrafficSelectorUtils { |
| private static final String START_PORT_KEY = "START_PORT_KEY"; |
| private static final String END_PORT_KEY = "END_PORT_KEY"; |
| private static final String START_ADDRESS_KEY = "START_ADDRESS_KEY"; |
| private static final String END_ADDRESS_KEY = "END_ADDRESS_KEY"; |
| |
| /** Constructs an IkeTrafficSelector by deserializing a PersistableBundle. */ |
| @NonNull |
| public static IkeTrafficSelector fromPersistableBundle(@NonNull PersistableBundle in) { |
| Objects.requireNonNull(in, "PersistableBundle was null"); |
| |
| final int startPort = in.getInt(START_PORT_KEY); |
| final int endPort = in.getInt(END_PORT_KEY); |
| |
| final String startingAddress = in.getString(START_ADDRESS_KEY); |
| final String endingAddress = in.getString(END_ADDRESS_KEY); |
| Objects.requireNonNull(startingAddress, "startAddress was null"); |
| Objects.requireNonNull(startingAddress, "endAddress was null"); |
| |
| return new IkeTrafficSelector( |
| startPort, |
| endPort, |
| InetAddresses.parseNumericAddress(startingAddress), |
| InetAddresses.parseNumericAddress(endingAddress)); |
| } |
| |
| /** Serializes an IkeTrafficSelector to a PersistableBundle. */ |
| @NonNull |
| public static PersistableBundle toPersistableBundle(@NonNull IkeTrafficSelector ts) { |
| final PersistableBundle result = new PersistableBundle(); |
| |
| result.putInt(START_PORT_KEY, ts.startPort); |
| result.putInt(END_PORT_KEY, ts.endPort); |
| result.putString(START_ADDRESS_KEY, ts.startingAddress.getHostAddress()); |
| result.putString(END_ADDRESS_KEY, ts.endingAddress.getHostAddress()); |
| |
| return result; |
| } |
| } |