| // |
| // 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_INTERFACE_H_ |
| #define UPDATE_ENGINE_PAYLOAD_CONSUMER_PARTITION_UPDATE_GENERATOR_INTERFACE_H_ |
| |
| #include <memory> |
| #include <set> |
| #include <string> |
| #include <vector> |
| |
| #include "update_engine/common/boot_control_interface.h" |
| |
| namespace chromeos_update_engine { |
| class PartitionUpdate; |
| |
| // This class parses the partitions that are not included in the payload of a |
| // partial A/B update. And it generates additional operations for these |
| // partitions to make the update complete. |
| class PartitionUpdateGeneratorInterface { |
| public: |
| virtual ~PartitionUpdateGeneratorInterface() = default; |
| |
| // Adds PartitionUpdate for partitions not included in the payload. For static |
| // partitions, it generates SOURCE_COPY operations to copy the bytes from the |
| // source slot to target slot. For dynamic partitions, it only calculates the |
| // partition hash for the filesystem verification later. |
| virtual bool GenerateOperationsForPartitionsNotInPayload( |
| BootControlInterface::Slot source_slot, |
| BootControlInterface::Slot target_slot, |
| const std::set<std::string>& partitions_in_payload, |
| std::vector<PartitionUpdate>* update_list) = 0; |
| }; |
| |
| namespace partition_update_generator { |
| std::unique_ptr<PartitionUpdateGeneratorInterface> Create( |
| BootControlInterface* boot_control, size_t block_size); |
| } |
| |
| } // namespace chromeos_update_engine |
| |
| #endif |