1/*
2 * Copyright (C) 2016 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
17package android.security.keymaster;
18
19import android.os.Parcel;
20import android.os.Parcelable;
21
22/**
23 * @hide
24 * The information aggregated by this class is used by keystore to identify a caller of the
25 * keystore API toward a remote party. It aggregates multiple PackageInfos because keystore
26 * can only determine a caller by uid granularity, and a uid can be shared by multiple packages.
27 * The remote party must decide if it trusts all of the packages enough to consider the
28 * confidentiality of the key material in question intact.
29 */
30public class KeyAttestationApplicationId implements Parcelable {
31    private final KeyAttestationPackageInfo[] mAttestationPackageInfos;
32
33    /**
34     * @param mAttestationPackageInfos
35     */
36    public KeyAttestationApplicationId(KeyAttestationPackageInfo[] mAttestationPackageInfos) {
37        super();
38        this.mAttestationPackageInfos = mAttestationPackageInfos;
39    }
40
41    /**
42     * @return the mAttestationPackageInfos
43     */
44    public KeyAttestationPackageInfo[] getAttestationPackageInfos() {
45        return mAttestationPackageInfos;
46    }
47
48    @Override
49    public int describeContents() {
50        return 0;
51    }
52
53    @Override
54    public void writeToParcel(Parcel dest, int flags) {
55        dest.writeTypedArray(mAttestationPackageInfos, flags);
56    }
57
58    public static final Parcelable.Creator<KeyAttestationApplicationId> CREATOR
59            = new Parcelable.Creator<KeyAttestationApplicationId>() {
60        @Override
61        public KeyAttestationApplicationId createFromParcel(Parcel source) {
62            return new KeyAttestationApplicationId(source);
63        }
64
65        @Override
66        public KeyAttestationApplicationId[] newArray(int size) {
67            return new KeyAttestationApplicationId[size];
68        }
69    };
70
71    KeyAttestationApplicationId(Parcel source) {
72        mAttestationPackageInfos = source.createTypedArray(KeyAttestationPackageInfo.CREATOR);
73    }
74}
75