| /* |
| * 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; |
| |
| /** Utility class for an OTA package. */ |
| public final class PackageFiles { |
| |
| /** |
| * Directory used to perform updates. |
| */ |
| public static final String OTA_PACKAGE_DIR = "/data/ota_package"; |
| |
| /** |
| * update payload, it will be passed to {@code UpdateEngine#applyPayload}. |
| */ |
| public static final String PAYLOAD_BINARY_FILE_NAME = "payload.bin"; |
| |
| /** |
| * Currently, when calling {@code UpdateEngine#applyPayload} to perform actions |
| * that don't require network access (e.g. change slot), update_engine still |
| * talks to the server to download/verify file. |
| * {@code update_engine} might throw error when rebooting if {@code UpdateEngine#applyPayload} |
| * is not supplied right headers and tokens. |
| * This behavior might change in future android versions. |
| * |
| * To avoid extra network request in {@code update_engine}, this file has to be |
| * downloaded and put in {@code OTA_PACKAGE_DIR}. |
| */ |
| public static final String PAYLOAD_METADATA_FILE_NAME = "payload_metadata.bin"; |
| |
| public static final String PAYLOAD_PROPERTIES_FILE_NAME = "payload_properties.txt"; |
| |
| /** The zip entry in an A/B OTA package, which will be used by update_verifier. */ |
| public static final String CARE_MAP_FILE_NAME = "care_map.txt"; |
| |
| public static final String METADATA_FILE_NAME = "metadata"; |
| |
| /** |
| * The zip file that claims the compatibility of the update package to check against the Android |
| * framework to ensure that the package can be installed on the device. |
| */ |
| public static final String COMPATIBILITY_ZIP_FILE_NAME = "compatibility.zip"; |
| |
| private PackageFiles() {} |
| } |