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 "skippointerlayer_fuzzer.h" 17 18#include "securec.h" 19 20#include "input_manager.h" 21#include "mmi_log.h" 22 23#undef MMI_LOG_TAG 24#define MMI_LOG_TAG "SkipPointerLayerFuzzTest" 25 26namespace OHOS { 27namespace MMI { 28 29template<class T> 30size_t GetObject(const uint8_t *data, size_t size, T &object) 31{ 32 size_t objectSize = sizeof(object); 33 if (objectSize > size) { 34 return 0; 35 } 36 errno_t ret = memcpy_s(&object, objectSize, data, objectSize); 37 if (ret != EOK) { 38 return 0; 39 } 40 return objectSize; 41} 42 43void SkipPointerLayerTest(const uint8_t* data, size_t size) 44{ 45 int32_t isSkip; 46 size_t startPos = 0; 47 startPos += GetObject<int32_t>(data + startPos, size - startPos, isSkip); 48 InputManager::GetInstance()->SkipPointerLayer(isSkip); 49} 50} // namespace MMI 51} // namespace OHOS 52 53/* Fuzzer entry point */ 54extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) 55{ 56 /* Run your code on data */ 57 OHOS::MMI::SkipPointerLayerTest(data, size); 58 return 0; 59}