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 "heapprofilerstartsampling_fuzzer.h"
17 #include "ecmascript/napi/include/jsnapi.h"
18 #include "agent/heapprofiler_impl.h"
19 #include "tooling/dispatcher.h"
20
21 using namespace panda;
22 using namespace panda::ecmascript;
23 using namespace panda::ecmascript::tooling;
24
25 #define MAXBYTELEN sizeof(int32_t)
26
27 namespace OHOS {
HeapprofilerStartSamplingFuzzTest(const uint8_t * data,size_t size)28 void HeapprofilerStartSamplingFuzzTest(const uint8_t* data, size_t size)
29 {
30 if (size <= 0) {
31 return;
32 }
33 RuntimeOption option;
34 option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
35 auto vm = JSNApi::CreateJSVM(option);
36 int32_t 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 std::string str(data, data + size);
45 auto req = std::make_unique<DispatchRequest>(str);
46 auto heapProfiler = std::make_unique<HeapProfilerImpl>(vm, nullptr);
47 auto dispatcherImpl =
48 std::make_unique<HeapProfilerImpl::DispatcherImpl>(nullptr, std::move(heapProfiler));
49 dispatcherImpl->StartSampling(*req);
50 JSNApi::DestroyJSVM(vm);
51 }
52 }
53
54 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)55 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
56 {
57 // Run your code on data.
58 OHOS::HeapprofilerStartSamplingFuzzTest(data, size);
59 return 0;
60 }