1/*
2 * Copyright (C) 2017 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#ifndef ANDROID_VINTF_LEVEL_H
18#define ANDROID_VINTF_LEVEL_H
19
20#include <stdint.h>
21
22namespace android {
23namespace vintf {
24
25// Manifest and Compatibility Matrix Level, a.k.a FCM Version, is a number assigned to each
26// manifest / matrix.
27// - For manifest, the FCM Version that it implements
28// - For matrix, the single FCM Version that this matrix file details.
29// This is not a strong-typed enum because Level can be any integer value. Listed are some
30// special values.
31enum Level : size_t {
32    // Non-Treble devices.
33    LEGACY = 0,
34    // Actual values starts from 1. Following are some historic values for convenience.
35    O = 1,
36    O_MR1 = 2,
37    // For older manifests and compatibility matrices, "level" is not specified.
38    UNSPECIFIED = SIZE_MAX,
39};
40
41}  // namespace vintf
42}  // namespace android
43
44#endif  // ANDROID_VINTF_LEVEL_H
45