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 "multiuserconfigmgr_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #include <fuzzer/FuzzedDataProvider.h>
21
22 #define private public
23 #include "multi_user_config_mgr.h"
24 #undef private
25
26 using namespace OHOS::AppExecFwk;
27
28 namespace OHOS {
29
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)30 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
31 {
32 FuzzedDataProvider fdp(data, size);
33
34 auto multiUserConfigurationMgr = std::make_shared<AppExecFwk::MultiUserConfigurationMgr>();
35 if (multiUserConfigurationMgr == nullptr) {
36 return false;
37 }
38
39 std::shared_ptr<AppExecFwk::Configuration> configurationPtr= std::make_shared<AppExecFwk::Configuration>();
40 if (configurationPtr == nullptr) {
41 return false;
42 }
43 configurationPtr->AddItem(fdp.ConsumeRandomLengthString(), fdp.ConsumeRandomLengthString());
44 configurationPtr->AddItem(fdp.ConsumeRandomLengthString(), fdp.ConsumeRandomLengthString());
45 configurationPtr->AddItem(fdp.ConsumeRandomLengthString(), fdp.ConsumeRandomLengthString());
46
47 int32_t userId = fdp.ConsumeIntegral<int32_t>();
48
49 std::vector<std::string> changeKeyV;
50 bool isNotifyUser0;
51
52 multiUserConfigurationMgr->GetConfigurationByUserId(userId);
53 multiUserConfigurationMgr->InitConfiguration(configurationPtr);
54 multiUserConfigurationMgr->HandleConfiguration(userId, *configurationPtr, changeKeyV, isNotifyUser0);
55 multiUserConfigurationMgr->UpdateMultiUserConfiguration(*configurationPtr);
56 multiUserConfigurationMgr->UpdateMultiUserConfigurationForGlobal(*configurationPtr);
57 multiUserConfigurationMgr->SetOrUpdateConfigByUserId(userId, *configurationPtr, changeKeyV);
58
59 return true;
60 }
61 }
62
63 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)64 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
65 {
66 // Run your code on data.
67 OHOS::DoSomethingInterestingWithMyAPI(data, size);
68 return 0;
69 }