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 "getparametervalue_fuzzer.h"
17 #include <string>
18 #include "parameter.h"
19 #include "init_param.h"
20 #include "fuzz_utils.h"
21 
22 namespace OHOS {
FuzzGetParameterValue(const uint8_t * data,size_t size)23     bool FuzzGetParameterValue(const uint8_t* data, size_t size)
24     {
25         bool result = false;
26         char buffer[PARAM_CONST_VALUE_LEN_MAX] = {0};
27         uint32_t len = PARAM_CONST_VALUE_LEN_MAX;
28         char *rest = nullptr;
29         std::string str(reinterpret_cast<const char*>(data), size);
30         ParamHandle handle = (ParamHandle)strtoul(str.c_str(), &rest, BASE);
31         if ((handle < BASE) && (!GetParameterValue(handle, buffer, len))) {
32             result = true;
33         }
34         return result;
35     }
36 }
37 
38 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)39 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
40 {
41     /* Run your code on data */
42     OHOS::FuzzGetParameterValue(data, size);
43     return 0;
44 }
45