1 // 2 // Copyright (C) 2019 The Android Open Source Project 3 // 4 // Licensed under the Apache License, Version 2.0 (the "License"); 5 // you may not use this file except in compliance with the License. 6 // You may obtain a copy of the License at 7 // 8 // http://www.apache.org/licenses/LICENSE-2.0 9 // 10 // Unless required by applicable law or agreed to in writing, software 11 // distributed under the License is distributed on an "AS IS" BASIS, 12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 // See the License for the specific language governing permissions and 14 // limitations under the License. 15 // 16 17 #ifndef UPDATE_ENGINE_COMMON_DYNAMIC_PARTITION_CONTROL_STUB_H_ 18 #define UPDATE_ENGINE_COMMON_DYNAMIC_PARTITION_CONTROL_STUB_H_ 19 20 #include <stdint.h> 21 22 #include <memory> 23 #include <string> 24 #include <vector> 25 26 #include "update_engine/common/dynamic_partition_control_interface.h" 27 28 namespace chromeos_update_engine { 29 30 class DynamicPartitionControlStub : public DynamicPartitionControlInterface { 31 public: 32 FeatureFlag GetDynamicPartitionsFeatureFlag() override; 33 FeatureFlag GetVirtualAbFeatureFlag() override; 34 FeatureFlag GetVirtualAbCompressionFeatureFlag() override; 35 bool OptimizeOperation(const std::string& partition_name, 36 const InstallOperation& operation, 37 InstallOperation* optimized) override; 38 void Cleanup() override; 39 bool PreparePartitionsForUpdate(uint32_t source_slot, 40 uint32_t target_slot, 41 const DeltaArchiveManifest& manifest, 42 bool update, 43 uint64_t* required_size) override; 44 45 bool FinishUpdate(bool powerwash_required) override; 46 std::unique_ptr<AbstractAction> GetCleanupPreviousUpdateAction( 47 BootControlInterface* boot_control, 48 PrefsInterface* prefs, 49 CleanupPreviousUpdateActionDelegateInterface* delegate) override; 50 bool ResetUpdate(PrefsInterface* prefs) override; 51 52 bool ListDynamicPartitionsForSlot( 53 uint32_t slot, 54 uint32_t current_slot, 55 std::vector<std::string>* partitions) override; 56 bool GetDeviceDir(std::string* path) override; 57 58 bool VerifyExtentsForUntouchedPartitions( 59 uint32_t source_slot, 60 uint32_t target_slot, 61 const std::vector<std::string>& partitions) override; 62 63 std::unique_ptr<android::snapshot::ISnapshotWriter> OpenCowWriter( 64 const std::string& unsuffixed_partition_name, 65 const std::optional<std::string>&, 66 bool is_append) override; 67 68 FileDescriptorPtr OpenCowFd(const std::string& unsuffixed_partition_name, 69 const std::optional<std::string>&, 70 bool is_append = false) override { 71 return nullptr; 72 } 73 74 bool MapAllPartitions() override; 75 bool UnmapAllPartitions() override; 76 77 bool IsDynamicPartition(const std::string& part_name, uint32_t slot) override; 78 bool UpdateUsesSnapshotCompression() override; 79 }; 80 } // namespace chromeos_update_engine 81 82 #endif // UPDATE_ENGINE_COMMON_DYNAMIC_PARTITION_CONTROL_STUB_H_ 83