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 #define private public
17 #include "settings_data_utils.h"
18 #undef private
19 
20 #include "settingsdatautils_fuzzer.h"
21 
22 using namespace OHOS::MiscServices;
23 namespace OHOS {
FuzzGetToken()24 void FuzzGetToken()
25 {
26     SettingsDataUtils::GetInstance()->GetToken();
27 }
28 
FuzzDataShareHelper()29 void FuzzDataShareHelper()
30 {
31     auto helper = SettingsDataUtils::GetInstance()->CreateDataShareHelper(SETTING_URI_PROXY);
32     SettingsDataUtils::GetInstance()->ReleaseDataShareHelper(helper);
33 }
34 
FuzzCreateAndRegisterObserver(const std::string & key,SettingsDataObserver::CallbackFunc func)35 void FuzzCreateAndRegisterObserver(const std::string &key, SettingsDataObserver::CallbackFunc func)
36 {
37     SettingsDataUtils::GetInstance()->CreateAndRegisterObserver(key, func);
38 }
39 
FuzzRegisterObserver(const std::string & key,SettingsDataObserver::CallbackFunc & func)40 void FuzzRegisterObserver(const std::string &key, SettingsDataObserver::CallbackFunc &func)
41 {
42     sptr<SettingsDataObserver> observer = new SettingsDataObserver(key, func);
43     SettingsDataUtils::GetInstance()->RegisterObserver(observer);
44 }
45 
FuzzUnregisterObserver(const std::string & key,SettingsDataObserver::CallbackFunc & func)46 void FuzzUnregisterObserver(const std::string &key, SettingsDataObserver::CallbackFunc &func)
47 {
48     sptr<SettingsDataObserver> observer = new SettingsDataObserver(key, func);
49     SettingsDataUtils::GetInstance()->UnregisterObserver(observer);
50 }
51 
FuzzGenerateTargetUri(const std::string & key)52 void FuzzGenerateTargetUri(const std::string &key)
53 {
54     SettingsDataUtils::GetInstance()->GenerateTargetUri(SETTING_URI_PROXY, key);
55 }
56 } // namespace OHOS
57 
58 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)59 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
60 {
61     /* Run your code on data */
62     std::string fuzzedString(reinterpret_cast<const char *>(data), size);
63     SettingsDataObserver::CallbackFunc func;
64 
65     OHOS::FuzzGetToken();
66     OHOS::FuzzDataShareHelper();
67     OHOS::FuzzCreateAndRegisterObserver(fuzzedString, func);
68     OHOS::FuzzRegisterObserver(fuzzedString, func);
69     OHOS::FuzzUnregisterObserver(fuzzedString, func);
70     OHOS::FuzzGenerateTargetUri(fuzzedString);
71     return 0;
72 }