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platform/FileSystemLike.h
- Committer:
- kevman
- Date:
- 2019-03-13
- Revision:
- 2:7aab896b1a3b
- Parent:
- 0:38ceb79fef03
File content as of revision 2:7aab896b1a3b:
/* mbed Microcontroller Library * Copyright (c) 2006-2013 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef MBED_FILESYSTEMLIKE_H #define MBED_FILESYSTEMLIKE_H #include "platform/platform.h" #include "platform/FileSystemHandle.h" #include "platform/FileHandle.h" #include "platform/DirHandle.h" #include "platform/NonCopyable.h" namespace mbed { /** \addtogroup platform */ /** @{*/ /** * \defgroup platform_FileSystemLike FileSystemLike functions * @{ */ /** A filesystem-like object is one that can be used to open file-like * objects though it by fopen("/name/filename", mode) * * Implementations must define at least open (the default definitions * of the rest of the functions just return error values). * * @note Synchronization level: Set by subclass */ class FileSystemLike : public FileSystemHandle, public FileBase, private NonCopyable<FileSystemLike> { public: /** FileSystemLike lifetime */ FileSystemLike(const char *name = NULL) : FileBase(name, FileSystemPathType) {} virtual ~FileSystemLike() {} // Inherited functions with name conflicts using FileSystemHandle::open; /** Open a file on the filesystem * * @param path The name of the file to open * @param flags The flags to open the file in, one of O_RDONLY, O_WRONLY, O_RDWR, * bitwise or'd with one of O_CREAT, O_TRUNC, O_APPEND * @return A file handle on success, NULL on failure * @deprecated Replaced by `int open(FileHandle **, ...)` for propagating error codes */ MBED_DEPRECATED_SINCE("mbed-os-5.5", "Replaced by `int open(FileHandle **, ...)` for propagating error codes") FileHandle *open(const char *path, int flags) { FileHandle *file; int err = open(&file, path, flags); return err ? NULL : file; } /** Open a directory on the filesystem * * @param path Name of the directory to open * @return A directory handle on success, NULL on failure * @deprecated Replaced by `int open(DirHandle **, ...)` for propagating error codes */ MBED_DEPRECATED_SINCE("mbed-os-5.5", "Replaced by `int open(DirHandle **, ...)` for propagating error codes") DirHandle *opendir(const char *path) { DirHandle *dir; int err = open(&dir, path); return err ? NULL : dir; } }; /**@}*/ /**@}*/ } // namespace mbed #endif