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 <stddef.h> 21 #include <stdint.h> 22 23 namespace android { 24 namespace vintf { 25 26 // Manifest and Compatibility Matrix Level, a.k.a FCM Version, is a number assigned to each 27 // manifest / matrix. 28 // - For manifest, the FCM Version that it implements 29 // - For matrix, the single FCM Version that this matrix file details. 30 // This is not a strong-typed enum because Level can be any integer value. Listed are some 31 // special values. 32 enum Level : size_t { 33 // Non-Treble devices. 34 LEGACY = 0, 35 // Actual values starts from 1. 36 O = 1, 37 O_MR1 = 2, 38 P = 3, 39 Q = 4, 40 R = 5, 41 S = 6, 42 T = 7, 43 U = 8, 44 // To add new values: (1) add above this line. (2) edit if needed: 45 // - RuntimeInfo::gkiAndroidReleaseToLevel 46 // - analyze_matrix.cpp, GetDescription() 47 48 // The maximum of all specified Levels + 1. 49 LAST_PLUS_ONE, 50 51 // For older manifests and compatibility matrices, "level" is not specified. 52 UNSPECIFIED = SIZE_MAX, 53 }; 54 55 std::string GetDescription(Level level); 56 57 } // namespace vintf 58 } // namespace android 59 60 #endif // ANDROID_VINTF_LEVEL_H 61