1/** 2 * Copyright (c) 2021-2022 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 LIBPANDABASE_OS_FILE_H 17#define LIBPANDABASE_OS_FILE_H 18 19#include "macros.h" 20 21#if defined(PANDA_TARGET_UNIX) 22#include "platforms/unix/libpandabase/file.h" 23#elif defined(PANDA_TARGET_WINDOWS) 24#include "platforms/windows/libpandabase//file.h" 25#else 26#error "Unsupported platform" 27#endif 28 29#include <string> 30 31namespace panda::os::file { 32 33#if defined(PANDA_TARGET_UNIX) 34using File = panda::os::unix::file::File; 35#elif defined(PANDA_TARGET_WINDOWS) 36using File = panda::os::windows::file::File; 37#endif 38 39class FileHolder { 40public: 41 explicit FileHolder(File file) : file_(file) {} 42 43 ~FileHolder() 44 { 45 file_.Close(); 46 } 47 48private: 49 File file_; 50 51 NO_COPY_SEMANTIC(FileHolder); 52 NO_MOVE_SEMANTIC(FileHolder); 53}; 54 55enum class Mode : uint32_t { READONLY, WRITEONLY, READWRITE, READWRITECREATE }; 56 57File Open(std::string_view filename, Mode mode); 58 59} // namespace panda::os::file 60 61#endif // LIBPANDABASE_OS_FILE_H 62