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 "multiusermanager_fuzzer.h"
17
18 #include <fuzzer/FuzzedDataProvider.h>
19
20 #include "multi_user_manager.h"
21 #include "bundlemgr/bundle_mgr_interface.h"
22
23 namespace OHOS {
24 namespace DistributedSchedule {
FuzzMultiUserManager(const uint8_t * data,size_t size)25 void FuzzMultiUserManager(const uint8_t* data, size_t size)
26 {
27 if ((data == nullptr) || (size < sizeof(uint32_t))) {
28 return;
29 }
30 FuzzedDataProvider fdp(data, size);
31 int32_t accountId = fdp.ConsumeIntegral<int32_t>();
32 MultiUserManager::GetInstance().Init();
33 MultiUserManager::GetInstance().OnUserSwitched(accountId);
34 MultiUserManager::GetInstance().OnUserRemoved(accountId);
35 MultiUserManager::GetInstance().GetSendMgrByCallingUid(accountId);
36 MultiUserManager::GetInstance().GetRecvMgrByCallingUid(accountId);
37 MultiUserManager::GetInstance().UnInit();
38 }
39 }
40 }
41
42 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)43 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
44 {
45 OHOS::DistributedSchedule::FuzzMultiUserManager(data, size);
46 return 0;
47 }
48