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 "loadfromconfigfile_fuzzer.h"
17
18 #include "plugin_switch.h"
19 #include "plugin_mgr.h"
20
21 namespace OHOS {
22 namespace ResourceSchedule {
23 const std::string fuzzedFile = "mySwitchFuzzed.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<PluginSwitch> pluginSwitch = std::make_shared<PluginSwitch>();
45 std::vector<std::string> contents;
46 PluginMgr::GetInstance().GetConfigContent(-1, fuzzedFile, contents);
47 bool ret = false;
48 for (auto content : contents) {
49 if (pluginSwitch->LoadFromConfigContent(content)) {
50 ret = true;
51 }
52 }
53 return ret;
54 }
55 } // namespace ResourceSchedule
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 OHOS::ResourceSchedule::DoSomethingInterestingWithMyAPI(data, size);
63 return 0;
64 }
65