1 // Copyright (C) 2019 The Android Open Source Project 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #pragma once 16 17 #include <string> 18 19 #ifdef LIBSNAPSHOT_USE_HAL 20 #include <BootControlClient.h> 21 #endif 22 #include <liblp/partition_opener.h> 23 #include <libsnapshot/snapshot.h> 24 25 namespace android { 26 namespace snapshot { 27 28 class DeviceInfo final : public SnapshotManager::IDeviceInfo { 29 using MergeStatus = ::aidl::android::hardware::boot::MergeStatus; 30 31 public: 32 std::string GetMetadataDir() const override; 33 std::string GetSlotSuffix() const override; 34 std::string GetOtherSlotSuffix() const override; 35 const android::fs_mgr::IPartitionOpener& GetPartitionOpener() const override; 36 std::string GetSuperDevice(uint32_t slot) const override; 37 bool IsOverlayfsSetup() const override; 38 bool SetBootControlMergeStatus(MergeStatus status) override; 39 bool SetSlotAsUnbootable(unsigned int slot) override; 40 bool IsRecovery() const override; 41 std::unique_ptr<IImageManager> OpenImageManager() const override; 42 bool IsFirstStageInit() const override; 43 android::dm::IDeviceMapper& GetDeviceMapper() override; 44 set_first_stage_init(bool value)45 void set_first_stage_init(bool value) { first_stage_init_ = value; } 46 47 private: 48 bool EnsureBootHal(); 49 50 android::fs_mgr::PartitionOpener opener_; 51 bool first_stage_init_ = false; 52 #ifdef LIBSNAPSHOT_USE_HAL 53 std::unique_ptr<::android::hal::BootControlClient> boot_control_; 54 #endif 55 }; 56 57 } // namespace snapshot 58 } // namespace android 59