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 "mergewithexistprofile_fuzzer.h"
17#include <fuzzer/FuzzedDataProvider.h>
18#include "ecmascript/pgo_profiler/pgo_profiler_encoder.h"
19#include "ecmascript/pgo_profiler/pgo_profiler_decoder.h"
20
21using namespace panda;
22using namespace panda::ecmascript;
23using namespace panda::ecmascript::pgo;
24
25namespace OHOS {
26    void MergeWithExistProfileFuzzTest(const uint8_t* data, size_t size)
27    {
28        FuzzedDataProvider dataProvider(data, size);
29
30        // generate random output path and boudlename
31        std::string outDir = "/tmp/fuzz_test_" + std::to_string(dataProvider.ConsumeIntegral<uint32_t>());
32        std::string bundleName = dataProvider.ConsumeRandomLengthString(20);
33
34        // generat random hotnessThreshold and ApGenMode
35        uint32_t hotnessThreshold = dataProvider.ConsumeIntegral<uint32_t>();
36        PGOProfilerEncoder::ApGenMode mode = static_cast<PGOProfilerEncoder::ApGenMode>(
37            dataProvider.ConsumeIntegralInRange<int>(0, 1)
38        );
39
40        PGOProfilerEncoder encoder(outDir, hotnessThreshold, mode);
41
42        encoder.SetBundleName(bundleName);
43        encoder.Save();
44
45        // cleanup
46        encoder.Destroy();
47        std::remove(outDir.c_str());
48    }
49}
50
51// Fuzzer entry point.
52extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
53{
54    // Run your code on data.
55    OHOS::MergeWithExistProfileFuzzTest(data, size);
56    return 0;
57}