1/*
2 * Copyright (c) 2024-2024 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#ifndef SIGNATRUETOOLS_CODE_SIGN_BLOCK_H
16#define SIGNATRUETOOLS_CODE_SIGN_BLOCK_H
17
18#include <map>
19#include <string>
20#include <vector>
21#include <unordered_map>
22
23#include "segment_header.h"
24#include "hap_info_segment.h"
25#include "code_sign_block_header.h"
26#include "fs_verity_info_segment.h"
27#include "native_lib_info_segment.h"
28
29namespace OHOS {
30namespace SignatureTools {
31
32class CodeSignBlock {
33public:
34    static constexpr long PAGE_SIZE_4K = 4096;
35    static constexpr int SEGMENT_HEADER_COUNT = 3;
36    CodeSignBlock();
37    virtual ~CodeSignBlock();
38    void AddOneMerkleTree(const std::string& key, const std::vector<int8_t>& merkleTree);
39    std::vector<int8_t> GetOneMerkleTreeByFileName(const std::string& key);
40    void SetCodeSignBlockFlag();
41    void SetSegmentNum();
42    void AddToSegmentList(const SegmentHeader& sh);
43    std::vector<SegmentHeader>& GetSegmentHeaderList();
44    void SetSegmentHeaders();
45    CodeSignBlockHeader& GetCodeSignBlockHeader();
46    void SetCodeSignBlockHeader(const CodeSignBlockHeader& csbHeader);
47    void SetFsVerityInfoSegment(const FsVerityInfoSegment& fsVeritySeg);
48    HapInfoSegment& GetHapInfoSegment();
49    void SetHapInfoSegment(const HapInfoSegment& hapSeg);
50    NativeLibInfoSegment& GetSoInfoSegment();
51    void SetSoInfoSegment(const NativeLibInfoSegment& soSeg);
52    void ToByteArray(std::vector<int8_t>& ret);
53    void ComputeSegmentOffset();
54    int64_t ComputeMerkleTreeOffset(int64_t codeSignBlockOffset);
55    void GenerateCodeSignBlockByte(int64_t fsvTreeOffset, std::vector<int8_t>& ret);
56
57private:
58    CodeSignBlockHeader codeSignBlockHeader;
59    std::vector<SegmentHeader> segmentHeaderList;
60    FsVerityInfoSegment fsVerityInfoSegment;
61    HapInfoSegment hapInfoSegment;
62    NativeLibInfoSegment nativeLibInfoSegment;
63    std::vector<int8_t> zeroPadding;
64    std::map<std::string, std::vector<int8_t>> merkleTreeMap;
65};
66} // namespace SignatureTools
67} // namespace OHOS
68#endif // SIGNATRUETOOLS_CODE_SIGN_BLOCK_H
69