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 "watchparameter_fuzzer.h"
17 #include <string>
18 #include "parameter.h"
19 #include "fuzz_utils.h"
20
HandleParamChange(const char * key,const char * value,void * context)21 static void HandleParamChange(const char *key, const char *value, void *context)
22 {
23 if (key == nullptr || value == nullptr) {
24 return;
25 }
26 printf("Receive parameter change %s %s \n", key, value);
27 }
28
29 namespace OHOS {
FuzzWatchParameter(const uint8_t * data,size_t size)30 bool FuzzWatchParameter(const uint8_t* data, size_t size)
31 {
32 bool result = false;
33 std::string str(reinterpret_cast<const char*>(data), size);
34 CloseStdout();
35 if (!WatchParameter(str.c_str(), HandleParamChange, NULL)) {
36 WatchParameter(str.c_str(), NULL, NULL);
37 result = true;
38 }
39 return result;
40 }
41 }
42
43 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)44 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
45 {
46 /* Run your code on data */
47 OHOS::FuzzWatchParameter(data, size);
48 return 0;
49 }
50