1/* 2 * Copyright (c) 2021 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 FILE_OPERATION_H 17#define FILE_OPERATION_H 18 19#include <cstdint> 20#include <iosfwd> 21 22namespace OHOS { 23namespace PowerMgr { 24class FileOperation { 25public: 26 static int32_t CreateNodeDir(std::string dir); 27 static int32_t CreateNodeFile(std::string filePath); 28 static int32_t WriteFile(std::string path, std::string buf, size_t size); 29 static int32_t ReadFile(const char *path, char *buf, size_t size); 30 static int32_t ConvertInt(const std::string &value); 31}; 32} // namespace PowerMgr 33} // namespace OHOS 34#endif // FILE_OPERATION_H 35