1 /*
2 * Copyright (c) 2024 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 "init_utils.h"
17 #include "param_manager.h"
18 #include <string>
19 #include "loadparamfromcmdline_fuzzer.h"
20
21 namespace OHOS {
CreateFuzzTestFile(const char *fileName, const char *data)22 void CreateFuzzTestFile(const char *fileName, const char *data)
23 {
24 CheckAndCreateDir(fileName);
25 FILE *tmpFile = fopen(fileName, "wr");
26 if (tmpFile != nullptr) {
27 fprintf(tmpFile, "%s", data);
28 (void)fflush(tmpFile);
29 fclose(tmpFile);
30 }
31 }
32
FuzzLoadParamFromCmdLine(const uint8_t* data, size_t size)33 bool FuzzLoadParamFromCmdLine(const uint8_t* data, size_t size)
34 {
35 std::string str(reinterpret_cast<const char*>(data), size);
36 CreateFuzzTestFile(BOOT_CMD_LINE, str.c_str());
37 LoadParamFromCmdLine();
38 return true;
39 }
40 }
41
42 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)43 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
44 {
45 /* Run your code on data */
46 OHOS::FuzzLoadParamFromCmdLine(data, size);
47 return 0;
48 }