| // |
| // Copyright (C) 2020 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. |
| // |
| |
| #ifndef UPDATE_ENGINE_PAYLOAD_CONSUMER_PARTITION_UPDATE_GENERATOR_ANDROID_H_ |
| #define UPDATE_ENGINE_PAYLOAD_CONSUMER_PARTITION_UPDATE_GENERATOR_ANDROID_H_ |
| |
| #include <optional> |
| #include <set> |
| #include <string> |
| #include <vector> |
| |
| #include <brillo/secure_blob.h> |
| #include <gtest/gtest_prod.h> // for FRIEND_TEST |
| |
| #include "update_engine/common/boot_control_interface.h" |
| #include "update_engine/payload_consumer/partition_update_generator_interface.h" |
| |
| namespace chromeos_update_engine { |
| |
| class PartitionUpdateGeneratorAndroid |
| : public PartitionUpdateGeneratorInterface { |
| public: |
| PartitionUpdateGeneratorAndroid(BootControlInterface* boot_control, |
| size_t block_size); |
| |
| bool GenerateOperationsForPartitionsNotInPayload( |
| BootControlInterface::Slot source_slot, |
| BootControlInterface::Slot target_slot, |
| const std::set<std::string>& partitions_in_payload, |
| std::vector<PartitionUpdate>* update_list) override; |
| virtual std::vector<std::string> GetAbPartitionsOnDevice() const; |
| |
| private: |
| friend class PartitionUpdateGeneratorAndroidTest; |
| FRIEND_TEST(PartitionUpdateGeneratorAndroidTest, GetStaticPartitions); |
| FRIEND_TEST(PartitionUpdateGeneratorAndroidTest, CreatePartitionUpdate); |
| |
| // Creates a PartitionUpdate object for a given partition to update from |
| // source to target. Returns std::nullopt on failure. |
| std::optional<PartitionUpdate> CreatePartitionUpdate( |
| const std::string& partition_name, |
| const std::string& source_device, |
| const std::string& target_device, |
| int64_t partition_size); |
| |
| std::optional<brillo::Blob> CalculateHashForPartition( |
| const std::string& block_device, int64_t partition_size); |
| |
| BootControlInterface* boot_control_; |
| size_t block_size_; |
| }; |
| |
| } // namespace chromeos_update_engine |
| |
| #endif |