1 /* 2 * Copyright (c) 2022-2023 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 MISCDEVICE_FILE_UTILS_H 17 #define MISCDEVICE_FILE_UTILS_H 18 19 #include <cstdint> 20 #include <cstdio> 21 #include <string> 22 23 #include <unistd.h> 24 25 #include "raw_file_descriptor.h" 26 27 namespace OHOS { 28 namespace Sensors { 29 std::string ReadJsonFile(const std::string &filePath); 30 std::string ReadFile(const std::string &filePath); 31 bool CheckFileDir(const std::string& filePath, const std::string& dir); 32 bool CheckFileExtendName(const std::string& filePath, const std::string& checkExtension); 33 bool CheckFileSize(const std::string& filePath); 34 bool IsFileExists(const std::string& fileName); 35 int32_t GetFileSize(const std::string& filePath); 36 int64_t GetFileSize(int32_t fd); 37 std::string ReadFd(const RawFileDescriptor &rawFd); 38 std::string GetFileSuffix(int32_t fd); 39 } // namespace Sensors 40 } // namespace OHOS 41 #endif // MISCDEVICE_FILE_UTILS_H 42