| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.example.android.systemupdatersample.util; |
| |
| import android.os.UpdateEngine; |
| import android.util.SparseArray; |
| |
| import java.util.Arrays; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| /** |
| * Helper class to work with update_engine's error codes. |
| * Many error codes are defined in {@link UpdateEngine.ErrorCodeConstants}, |
| * but you can find more in system/update_engine/common/error_code.h. |
| */ |
| public final class UpdateEngineErrorCodes { |
| |
| /** |
| * Error code from the update engine. Values must agree with the ones in |
| * system/update_engine/common/error_code.h. |
| */ |
| public static final int UNKNOWN = -1; |
| public static final int UPDATED_BUT_NOT_ACTIVE = 52; |
| public static final int USER_CANCELLED = 48; |
| |
| private static final SparseArray<String> CODE_TO_NAME_MAP = new SparseArray<>(); |
| |
| static { |
| CODE_TO_NAME_MAP.put(0, "SUCCESS"); |
| CODE_TO_NAME_MAP.put(1, "ERROR"); |
| CODE_TO_NAME_MAP.put(4, "FILESYSTEM_COPIER_ERROR"); |
| CODE_TO_NAME_MAP.put(5, "POST_INSTALL_RUNNER_ERROR"); |
| CODE_TO_NAME_MAP.put(6, "PAYLOAD_MISMATCHED_TYPE_ERROR"); |
| CODE_TO_NAME_MAP.put(7, "INSTALL_DEVICE_OPEN_ERROR"); |
| CODE_TO_NAME_MAP.put(8, "KERNEL_DEVICE_OPEN_ERROR"); |
| CODE_TO_NAME_MAP.put(9, "DOWNLOAD_TRANSFER_ERROR"); |
| CODE_TO_NAME_MAP.put(10, "PAYLOAD_HASH_MISMATCH_ERROR"); |
| CODE_TO_NAME_MAP.put(11, "PAYLOAD_SIZE_MISMATCH_ERROR"); |
| CODE_TO_NAME_MAP.put(12, "DOWNLOAD_PAYLOAD_VERIFICATION_ERROR"); |
| CODE_TO_NAME_MAP.put(15, "NEW_ROOTFS_VERIFICATION_ERROR"); |
| CODE_TO_NAME_MAP.put(20, "DOWNLOAD_STATE_INITIALIZATION_ERROR"); |
| CODE_TO_NAME_MAP.put(26, "DOWNLOAD_METADATA_SIGNATURE_MISMATCH"); |
| CODE_TO_NAME_MAP.put(48, "USER_CANCELLED"); |
| CODE_TO_NAME_MAP.put(52, "UPDATED_BUT_NOT_ACTIVE"); |
| } |
| |
| /** |
| * Completion codes returned by update engine indicating that the update |
| * was successfully applied. |
| */ |
| private static final Set<Integer> SUCCEEDED_COMPLETION_CODES = new HashSet<>( |
| Arrays.asList(UpdateEngine.ErrorCodeConstants.SUCCESS, |
| // UPDATED_BUT_NOT_ACTIVE is returned when the payload is |
| // successfully applied but the |
| // device won't switch to the new slot after the next boot. |
| UPDATED_BUT_NOT_ACTIVE)); |
| |
| /** |
| * checks if update succeeded using errorCode |
| */ |
| public static boolean isUpdateSucceeded(int errorCode) { |
| return SUCCEEDED_COMPLETION_CODES.contains(errorCode); |
| } |
| |
| /** |
| * converts error code to error name |
| */ |
| public static String getCodeName(int errorCode) { |
| return CODE_TO_NAME_MAP.get(errorCode); |
| } |
| |
| private UpdateEngineErrorCodes() {} |
| } |