1 /*
2 * Copyright (c) 2025 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 "distributedoperation_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #include <iostream>
21 #include <string>
22 #include <vector>
23 #include <fuzzer/FuzzedDataProvider.h>
24
25 #include "distributed_operation.h"
26
27 namespace OHOS {
28
FuzzDistributedOperation(const uint8_t * data,size_t size)29 void FuzzDistributedOperation(const uint8_t* data, size_t size)
30 {
31 if (data == nullptr || size == 0) {
32 return;
33 }
34
35 DistributedSchedule::DistributedOperation operation;
36
37 operation.GetUri();
38
39 FuzzedDataProvider fdp(data, size);
40 std::string moduleName = fdp.ConsumeRandomLengthString();
41 operation.SetModuleName(moduleName);
42 operation.GetModuleName();
43
44 Parcel parcel;
45 operation.Marshalling(parcel);
46 DistributedSchedule::DistributedOperation* unmarshalledOperation =
47 DistributedSchedule::DistributedOperation::Unmarshalling(parcel);
48 if (unmarshalledOperation != nullptr) {
49 delete unmarshalledOperation;
50 unmarshalledOperation = nullptr;
51 }
52
53 std::string str = fdp.ConsumeRandomLengthString();
54 Parcel parcel_2;
55 parcel_2.WriteBuffer(str.c_str(), str.size());
56 parcel_2.RewindRead(0);
57 operation.ReadFromParcel(parcel_2);
58
59 DistributedSchedule::DistributedOperation operation_2(operation);
60
61 if (operation_2 == operation) {
62 return;
63 }
64 }
65 }
66
67 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)68 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
69 {
70 OHOS::FuzzDistributedOperation(data, size);
71 return 0;
72 }
73