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 "dumpheapsnapshot2_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
22using namespace panda;
23using namespace panda::ecmascript;
24
25#define MAXBYTELEN sizeof(int)
26
27namespace OHOS {
28    void DumpHeapSnapshot2FuzzTest(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        DumpFormat dumpFormat = DumpFormat::JSON;
34        if (size <= 0) {
35            return;
36        }
37        if (size > MAXBYTELEN) {
38            size = MAXBYTELEN;
39        }
40        if (memcpy_s(&dumpFormat, MAXBYTELEN, data, size) != 0) {
41            std::cout << "memcpy_s failed!";
42            UNREACHABLE();
43        }
44        DumpSnapShotOption dumpOption;
45        dumpOption.dumpFormat = dumpFormat;
46        dumpOption.isVmMode = true;
47        dumpOption.isPrivate = false;
48        dumpOption.captureNumericValue = false;
49        std::string path(data, data + size);
50        DFXJSNApi::DumpHeapSnapshot(vm, path, dumpOption);
51        JSNApi::DestroyJSVM(vm);
52    }
53}
54
55// Fuzzer entry point.
56extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
57{
58    // Run your code on data.
59    OHOS::DumpHeapSnapshot2FuzzTest(data, size);
60    return 0;
61}