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 "updatetouchstate_fuzzer.h" 19 #include "securec.h" 20 21 #undef MMI_LOG_TAG 22 #define MMI_LOG_TAG "UpdateTouchStateFuzzTest" 23 24 namespace OHOS { 25 namespace MMI { UpdateTouchStateFuzzTest(FuzzedDataProvider & provider)26bool UpdateTouchStateFuzzTest(FuzzedDataProvider &provider) 27 { 28 EventResample::MotionEvent event; 29 int32_t deviceId = provider.ConsumeIntegral<int32_t>(); 30 int32_t sourceType = provider.ConsumeIntegral<int32_t>(); 31 int32_t pointerAction = provider.ConsumeIntegral<int32_t>(); 32 event.deviceId = deviceId; 33 event.sourceType = sourceType; 34 event.pointerAction = pointerAction; 35 EventResample eventResample; 36 eventResample.UpdateTouchState(event); 37 return true; 38 } 39 40 } // MMI 41 } // OHOS 42 43 /* Fuzzer entry point */ LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)44extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) 45 { 46 /* Run your code on data */ 47 if (data == nullptr) { 48 return 0; 49 } 50 FuzzedDataProvider provider(data, size); 51 OHOS::MMI::UpdateTouchStateFuzzTest(provider); 52 return 0; 53 } 54