// Copyright (C) 2024 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. #pragma once namespace android { namespace snapshot { constexpr char kMkExt4[] = "/system/bin/mke2fs"; constexpr char kOtaMetadataFileContext[] = "u:object_r:ota_metadata_file:s0"; constexpr char kOtaMetadataMount[] = "/mnt/scratch_ota_metadata_super"; const size_t kOtaMetadataPartitionSize = uint64_t(2 * 1024 * 1024); constexpr char kPhysicalDevice[] = "/dev/block/by-name/"; bool IsScratchOtaMetadataOnSuper(); std::string GetScratchOtaMetadataPartition(); std::string MapScratchOtaMetadataPartition(const std::string& device); bool CreateScratchOtaMetadataOnSuper(const ISnapshotManager::IDeviceInfo* info = nullptr); bool CleanupScratchOtaMetadataIfPresent(const ISnapshotManager::IDeviceInfo* info = nullptr); } // namespace snapshot } // namespace android