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