1 /*
2  * Copyright (c) 2023 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 "subscribeosaccountstub_fuzzer.h"
17 #include <string>
18 #include <thread>
19 #include <vector>
20 
21 #include "fuzz_data.h"
22 #include "ios_account.h"
23 #include "os_account_manager_service.h"
24 
25 using namespace std;
26 using namespace OHOS::AccountSA;
27 
28 class TestOsAccountSubscriber : public OsAccountSubscriber {
29 public:
OnAccountsChanged(const int & id)30     void OnAccountsChanged(const int& id) {}
31 };
32 
33 namespace OHOS {
34 const int CONSTANTS_NUMBER_TEN = 10;
35 const std::u16string IOS_ACCOUNT_DESCRIPTOR = u"ohos.accountfwk.IOsAccount";
SubscribeOsAccountStubFuzzTest(const uint8_t * data,size_t size)36 bool SubscribeOsAccountStubFuzzTest(const uint8_t *data, size_t size)
37 {
38     if ((data == nullptr) || (size == 0)) {
39         return false;
40     }
41 
42     MessageParcel datas;
43     datas.WriteInterfaceToken(IOS_ACCOUNT_DESCRIPTOR);
44     FuzzData fuzzData(data, size);
45     OsAccountSubscribeInfo subscribeInfo;
46     subscribeInfo.SetName(fuzzData.GenerateRandomString());
47     OS_ACCOUNT_SUBSCRIBE_TYPE testType = static_cast<OS_ACCOUNT_SUBSCRIBE_TYPE>(
48         fuzzData.GetData<int>() % CONSTANTS_NUMBER_TEN);
49     subscribeInfo.SetOsAccountSubscribeType(testType);
50 
51     if (!datas.WriteParcelable(&subscribeInfo)) {
52         return false;
53     }
54 
55     std::shared_ptr<OsAccountSubscriber> subscriber = make_shared<TestOsAccountSubscriber>();
56 
57     sptr<OsAccountEventListener> listener = new (std::nothrow) OsAccountEventListener(subscriber);
58     if (listener == nullptr) {
59         return false;
60     }
61     sptr<IRemoteObject> osAccountEventListener = listener->AsObject();
62 
63     if (!datas.WriteRemoteObject(osAccountEventListener)) {
64         return false;
65     }
66 
67     MessageParcel reply;
68     MessageOption option;
69 
70     auto osAccountManagerService_ = std::make_shared<OsAccountManagerService>();
71 
72     osAccountManagerService_ ->OnRemoteRequest(
73         static_cast<int32_t>(OsAccountInterfaceCode::SUBSCRIBE_OS_ACCOUNT), datas, reply, option);
74 
75     return true;
76 }
77 } // namespace OHOS
78 
79 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)80 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
81 {
82     /* Run your code on data */
83     OHOS::SubscribeOsAccountStubFuzzTest(data, size);
84     return 0;
85 }
86