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 "loadconfigxmlfile_fuzzer.h"
17
18 #define private public
19 #include "socperf.h"
20
21 namespace OHOS {
22 namespace SOCPERF {
23 const std::string fuzzedFile = "myFuzzed.xml";
24 const int32_t FILE_RETURN_SUCCESS = 1;
25
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)26 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
27 {
28 // generate fuzzed xml
29 FILE *pFile = fopen(fuzzedFile.c_str(), "wb");
30 if (!pFile) {
31 return false;
32 }
33
34 int32_t retCode = fwrite(reinterpret_cast<const void*>(data), size, 1, pFile); // 1 means count=1
35 if (retCode < FILE_RETURN_SUCCESS) {
36 (void)fclose(pFile);
37 pFile = nullptr;
38 return false;
39 }
40
41 (void)fclose(pFile);
42 pFile = nullptr;
43
44 std::shared_ptr<SocPerf> socPerf = std::make_shared<SocPerf>();
45 bool ret = socPerf->LoadConfigXmlFile(fuzzedFile);
46 return ret;
47 }
48 } // namespace SOCPERF
49 } // namespace OHOS
50
51 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)52 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
53 {
54 /* Run your code on data */
55 OHOS::SOCPERF::DoSomethingInterestingWithMyAPI(data, size);
56 return 0;
57 }
58