1/*
2 * Copyright (c) 2022 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_FILE_PATCH_H
17#define UPDATER_FILE_PATCH_H
18
19#include "pkg_manager.h"
20#include "script_instruction.h"
21#include "script_manager.h"
22#include "diffpatch/diffpatch.h"
23
24namespace Updater {
25class USInstrImagePatch : public Uscript::UScriptInstruction {
26public:
27    struct ImagePatchPara {
28        std::string partName {};
29        std::string devPath {};
30        std::string srcSize {};
31        std::string srcHash {};
32        std::string destSize {};
33        std::string destHash {};
34        std::string patchFile {};
35    };
36    USInstrImagePatch() {}
37    virtual ~USInstrImagePatch() {}
38    int32_t Execute(Uscript::UScriptEnv &env, Uscript::UScriptContext &context) override;
39private:
40    int32_t GetParam(Uscript::UScriptContext &context, ImagePatchPara &para);
41    int32_t CreatePatchStream(Uscript::UScriptEnv &env, const ImagePatchPara &para,
42         Hpackage::PkgManager::StreamPtr &patchStream);
43    int32_t ExecuteImagePatch(Uscript::UScriptEnv &env, Uscript::UScriptContext &context);
44    std::string GetSourceFile(const ImagePatchPara &para);
45    int32_t ApplyPatch(const ImagePatchPara &para, const UpdatePatch::MemMapInfo &srcData,
46        const Hpackage::PkgBuffer &patchData);
47    std::string GetFileHash(const std::string &file);
48};
49
50class USInstrImageShaCheck : public Uscript::UScriptInstruction {
51public:
52    struct CheckPara {
53        std::string partName {};
54        std::string devPath {};
55        std::string srcSize {};
56        std::string srcHash {};
57        std::string destSize {};
58        std::string destHash {};
59    };
60    USInstrImageShaCheck() {}
61    virtual ~USInstrImageShaCheck() {}
62    int32_t Execute(Uscript::UScriptEnv &env, Uscript::UScriptContext &context) override;
63private:
64    int32_t ExecuteShaCheck(Uscript::UScriptEnv &env, Uscript::UScriptContext &context);
65    int32_t GetParam(Uscript::UScriptContext &context, CheckPara &para);
66    int32_t CheckHash(const CheckPara &para);
67};
68}
69#endif // UPDATER_FILE_PATCH_H
70