1 /*
2  * Copyright (C) 2019 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.server.wifi.util;
18 
19 import com.android.internal.util.Preconditions;
20 
21 import java.util.Arrays;
22 import java.util.Objects;
23 
24 /**
25  * A class to store data created by {@link WifiConfigStoreEncryptionUtil}.
26  */
27 public class EncryptedData {
28     private final byte[] mEncryptedData;
29     private final byte[] mIv;
30 
EncryptedData(byte[] encryptedData, byte[] iv)31     public EncryptedData(byte[] encryptedData, byte[] iv) {
32         Preconditions.checkNotNull(encryptedData);
33         Preconditions.checkNotNull(iv);
34         mEncryptedData = encryptedData;
35         mIv = iv;
36     }
37 
getEncryptedData()38     public byte[] getEncryptedData() {
39         return mEncryptedData;
40     }
41 
getIv()42     public byte[] getIv() {
43         return mIv;
44     }
45 
46     @Override
equals(Object other)47     public boolean equals(Object other) {
48         if (!(other instanceof EncryptedData)) return false;
49         EncryptedData otherEncryptedData = (EncryptedData) other;
50         return Arrays.equals(this.mEncryptedData, otherEncryptedData.mEncryptedData)
51                 && Arrays.equals(this.mIv, otherEncryptedData.mIv);
52     }
53 
54     @Override
hashCode()55     public int hashCode() {
56         return Objects.hash(Arrays.hashCode(mEncryptedData), Arrays.hashCode(mIv));
57     }
58 }
59