1 /*
2 * Copyright (c) 2025 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 <fuzzer/FuzzedDataProvider.h>
17 #include "event_resample.h"
18 #include "addsample_fuzzer.h"
19 #include "securec.h"
20
21 #undef MMI_LOG_TAG
22 #define MMI_LOG_TAG "AddSampleFuzzTest"
23
24 namespace OHOS {
25 namespace MMI {
AddSampleFuzzTest(FuzzedDataProvider & provider)26 bool AddSampleFuzzTest(FuzzedDataProvider &provider)
27 {
28 int64_t actionTime = provider.ConsumeIntegral<int32_t>();
29 int32_t coordX = provider.ConsumeIntegral<int32_t>();
30 int32_t coordY = provider.ConsumeIntegral<int32_t>();
31 int32_t toolType = provider.ConsumeIntegral<int32_t>();
32 uint32_t id = provider.ConsumeIntegral<uint32_t>();
33 auto event = std::make_unique<EventResample::MotionEvent>();
34 event->actionTime = actionTime;
35 EventResample::Pointer pointer = {
36 .coordX = coordX,
37 .coordY = coordY,
38 .toolType = toolType,
39 .id = id
40 };
41 event->pointers.insert(std::make_pair(id, pointer));
42 auto outEvent = std::make_unique<EventResample::MotionEvent>();
43 EventResample eventResample;
44 eventResample.AddSample(outEvent.get(), event.get());
45 return true;
46 }
47 } // MMI
48 } // OHOS
49
50 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)51 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
52 {
53 /* Run your code on data */
54 if (data == nullptr) {
55 return 0;
56 }
57 FuzzedDataProvider provider(data, size);
58 OHOS::MMI::AddSampleFuzzTest(provider);
59 return 0;
60 }
61