1 /*
2 * Copyright (c) 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
16 #include <cstddef>
17 #include <cstdint>
18 #include <cstdio>
19
20 #include "hap_signer_block_utils.h"
21
22 namespace OHOS {
23 namespace SignatureTools {
24 const std::string pathFile = "./zip/tmp.hap";
HapSignerBlockUtilsFunc(const uint8_t * data,size_t size)25 void HapSignerBlockUtilsFunc(const uint8_t* data, size_t size)
26 {
27 SignatureInfo info;
28 std::string name(reinterpret_cast<const char*>(data), size);
29 HapSignerBlockUtils::CreatTestZipFile(pathFile + name, info);
30
31 HapSubSignBlockHead signBlock;
32 HapSubSignBlockHead profileBlock;
33 HapSubSignBlockHead propertyBlock;
34 HapSignerBlockUtils::CreateHapSubSignBlockHead(signBlock, profileBlock, propertyBlock);
35
36 std::vector<OptionalBlock> optionBlocks;
37 int32_t type = 0;
38 int index = 0;
39 HapSignerBlockUtils::GetOptionalBlockIndex(optionBlocks, type, index);
40 }
41
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)42 void DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
43 {
44 if (data == nullptr || size == 0) {
45 return;
46 }
47
48 HapSignerBlockUtilsFunc(data, size);
49 }
50 } // namespace SignatureTools
51 } // namespace OHOS
52
53 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)54 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
55 {
56 /* Run your code on data */
57 OHOS::SignatureTools::DoSomethingInterestingWithMyAPI(data, size);
58 return 0;
59 }