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 "dumpheapsnapshot1_fuzzer.h"
17
18 #include "ecmascript/napi/include/jsnapi.h"
19 #include "ecmascript/napi/include/dfx_jsnapi.h"
20 #include "ecmascript/ecma_string-inl.h"
21
22 using namespace panda;
23 using namespace panda::ecmascript;
24
25 #define MAXBYTELEN sizeof(int)
26
27 namespace OHOS {
DumpHeapSnapshot1FuzzTest(const uint8_t * data,size_t size)28 void DumpHeapSnapshot1FuzzTest(const uint8_t* data, size_t size)
29 {
30 RuntimeOption option;
31 option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
32 EcmaVM *vm = JSNApi::CreateJSVM(option);
33 if (size <= 0) {
34 return;
35 }
36 int input = 0;
37 if (size > MAXBYTELEN) {
38 size = MAXBYTELEN;
39 }
40 if (memcpy_s(&input, MAXBYTELEN, data, size) != 0) {
41 std::cout << "memcpy_s failed!";
42 UNREACHABLE();
43 }
44 bool isVmMode = true;
45 bool isPrivate = false;
46 bool captureNumericValue = false;
47 DFXJSNApi::DumpHeapSnapshot(vm, input, isVmMode, isPrivate, captureNumericValue);
48 JSNApi::DestroyJSVM(vm);
49 }
50 }
51
52 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)53 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
54 {
55 // Run your code on data.
56 OHOS::DumpHeapSnapshot1FuzzTest(data, size);
57 return 0;
58 }