| // |
| // Copyright (C) 2017 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_GENERATOR_DEFLATE_UTILS_H_ |
| #define UPDATE_ENGINE_PAYLOAD_GENERATOR_DEFLATE_UTILS_H_ |
| |
| #include <vector> |
| |
| #include "update_engine/payload_generator/filesystem_interface.h" |
| #include "update_engine/payload_generator/payload_generation_config.h" |
| |
| namespace chromeos_update_engine { |
| namespace deflate_utils { |
| |
| // Spreads all extents in |over_extents| over |base_extents|. Here we assume the |
| // extents are non-overlapping. |
| // |
| // |base_extents|: |
| // | ----------------------- ------ -------------- |
| // |over_extents|: |
| // | ========== ==== ========== ====== |
| // |over_extents| is transforms to: |
| // | ========== ==== = ====== === ====== |
| // |
| bool ShiftExtentsOverExtents(const std::vector<Extent>& base_extents, |
| std::vector<Extent>* over_extents); |
| |
| // Gets the files from the partition and processes all its files. Processing |
| // includes: |
| // - splitting large Squashfs containers into its smaller files. |
| bool PreprocessParitionFiles(const PartitionConfig& part, |
| std::vector<FilesystemInterface::File>* result); |
| |
| } // namespace deflate_utils |
| } // namespace chromeos_update_engine |
| #endif // UPDATE_ENGINE_PAYLOAD_GENERATOR_DEFLATE_UTILS_H_ |