1 /*
2  * Copyright (c) 2022 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 "noticeservicedie_fuzzer.h"
17 
18 #include <cstddef>
19 #include <cstdint>
20 #include <cstring>
21 #include <securec.h>
22 #include "dbinder_service.h"
23 
24 namespace OHOS {
25 
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)26     bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
27     {
28         if (data == nullptr || size == 0) {
29             return true;
30         }
31         std::u16string serviceName;
32         char tmp[SESSION_NAME_SIZE_MAX] = {0};
33         if (memcpy_s(tmp, sizeof(tmp) - 1, data, size) != EOK) {
34             return false;
35         }
36 
37         std::string deviceID = tmp;
38         sptr<DBinderService>dBinderService_ = DBinderService::GetInstance();
39         if (dBinderService_ == nullptr) {
40             return false;
41         }
42 
43         int32_t ret = dBinderService_->NoticeServiceDie(serviceName, deviceID);
44         if (ret == 0) {
45             return false;
46         }
47 
48         return true;
49     }
50 }
51 
52 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)53 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
54 {
55     /* Run your code on data */
56     OHOS::DoSomethingInterestingWithMyAPI(data, size);
57     return 0;
58 }
59 
60