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 #ifndef FUZZTEST_COMMON_GET_DATA_HPP 17 #define FUZZTEST_COMMON_GET_DATA_HPP 18 19 #include "securec.h" 20 namespace OHOS { 21 inline uint8_t *g_baseFuzzData = nullptr; 22 inline size_t g_baseFuzzSize = 0; 23 inline size_t g_baseFuzzPos = 0; GetData()24 template<typename T> T GetData() 25 { 26 T object{}; 27 size_t objectSize = sizeof(object); 28 if (g_baseFuzzData == nullptr || objectSize > (g_baseFuzzSize - g_baseFuzzPos)) { 29 return object; 30 } 31 errno_t ret = memcpy_s(&object, objectSize, g_baseFuzzData + g_baseFuzzPos, objectSize); 32 if (ret != EOK) { 33 return {}; 34 } 35 g_baseFuzzPos += objectSize; 36 return object; 37 } 38 } 39 #endif 40