1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 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 16 #ifndef UPDATER_UPDATE_IMAGE_BLOCK_H 17 #define UPDATER_UPDATE_IMAGE_BLOCK_H 18 #include "pkg_manager.h" 19 #include "script_instruction.h" 20 #include "script_manager.h" 21 22 namespace Updater { 23 struct UpdateBlockInfo { 24 std::string partitionName; 25 std::string transferName; 26 std::string newDataName; 27 std::string patchDataName; 28 std::string devPath; 29 }; 30 31 class UScriptInstructionBlockUpdate : public Uscript::UScriptInstruction { 32 public: UScriptInstructionBlockUpdate()33 UScriptInstructionBlockUpdate() {} ~UScriptInstructionBlockUpdate()34 virtual ~UScriptInstructionBlockUpdate() {} 35 int32_t Execute(Uscript::UScriptEnv &env, Uscript::UScriptContext &context) override; 36 }; 37 38 class UScriptInstructionBlockCheck : public Uscript::UScriptInstruction { 39 public: UScriptInstructionBlockCheck()40 UScriptInstructionBlockCheck() {} ~UScriptInstructionBlockCheck()41 virtual ~UScriptInstructionBlockCheck() {} 42 int32_t Execute(Uscript::UScriptEnv &env, Uscript::UScriptContext &context) override; 43 private: 44 bool ExecReadBlockInfo(const std::string &devPath, Uscript::UScriptContext &context, 45 time_t &mountTime, uint16_t &mountCount); 46 }; 47 48 class UScriptInstructionShaCheck : public Uscript::UScriptInstruction { 49 public: 50 struct ShaInfo { 51 std::string blockPairs {}; 52 std::string contrastSha {}; 53 std::string targetPairs {}; 54 std::string targetSha {}; 55 }; UScriptInstructionShaCheck()56 UScriptInstructionShaCheck() {} ~UScriptInstructionShaCheck()57 virtual ~UScriptInstructionShaCheck() {} 58 int32_t Execute(Uscript::UScriptEnv &env, Uscript::UScriptContext &context) override; 59 private: 60 int ExecReadShaInfo(Uscript::UScriptEnv &env, const std::string &devPath, const ShaInfo &shaInfo, 61 const std::string &partitionName); 62 int32_t DoBlocksVerify(Uscript::UScriptEnv &env, const std::string &partitionName, const std::string &devPath); 63 void PrintAbnormalBlockHash(const std::string &devPath, const std::string &blockPairs); 64 std::string CalculateBlockSha(const std::string &devPath, const std::string &blockPairs); 65 int32_t SetShaInfo(Uscript::UScriptContext &context, ShaInfo &shaInfo); 66 bool IsTargetShaDiff(const std::string &devPath, const ShaInfo &shaInfo); 67 }; 68 69 #ifdef __cplusplus 70 #if __cplusplus 71 extern "C" { 72 #endif 73 #endif /* __cplusplus */ 74 void GetWriteDevPath(const std::string &path, [[maybe_unused]]const std::string &partitionName, 75 std::string &devPath); 76 void SyncWriteDevPath(int fd, [[maybe_unused]] const std::string &partitionName); 77 #ifdef __cplusplus 78 #if __cplusplus 79 } 80 #endif 81 #endif /* __cplusplus */ 82 } 83 84 #endif // UPDATER_UPDATE_IMAGE_BLOCK_H 85