mirror of
https://github.com/emsesp/EMS-ESP32.git
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123 lines
3.2 KiB
C++
123 lines
3.2 KiB
C++
/*
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FS.h - file system wrapper
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Copyright (c) 2015 Ivan Grokhotkov. All rights reserved.
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This file is part of the esp8266 core for Arduino environment.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef FS_H
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#define FS_H
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#include <memory>
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#include <string>
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#include <Arduino.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <dirent.h>
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namespace fs {
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#define FILE_READ "r"
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#define FILE_WRITE "w"
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#define FILE_APPEND "a"
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class File;
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enum SeekMode { SeekSet = 0, SeekCur = 1, SeekEnd = 2 };
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class FS;
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class File : public Stream {
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public:
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explicit File(FS & fs, FILE * f, std::string filename);
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explicit File(FS & fs, DIR * d, std::string filename);
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~File();
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size_t write(uint8_t) override;
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size_t write(const uint8_t * buf, size_t size) override;
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int available() override;
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int read() override;
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int peek() override;
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void flush() override;
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size_t read(uint8_t * buf, size_t size);
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size_t readBytes(char * buffer, size_t length) {
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return read((uint8_t *)buffer, length);
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}
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bool seek(uint32_t pos, SeekMode mode);
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bool seek(uint32_t pos) {
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return seek(pos, SeekSet);
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}
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size_t position() const;
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size_t size() const;
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bool setBufferSize(size_t size);
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void close();
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operator bool() const;
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time_t getLastWrite();
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const char * path() const;
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const char * name() const;
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boolean isDirectory(void);
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File openNextFile(const char * mode = FILE_READ);
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/* String */ std::string getNextFileName(void);
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void rewindDirectory(void);
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private:
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FS & fs_;
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FILE * f_{nullptr};
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int peek_{-1};
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std::string path_;
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std::string name_;
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DIR * d_{nullptr};
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};
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class FS {
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public:
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FS() {
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}
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File open(const char * path, const char * mode = FILE_READ, const bool create = false);
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File open(const String & path, const char * mode = FILE_READ, const bool create = false);
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bool exists(const char * path);
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bool exists(const String & path);
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bool remove(const char * path);
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bool remove(const String & path);
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bool rename(const char * pathFrom, const char * pathTo);
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bool rename(const String & pathFrom, const String & pathTo);
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bool mkdir(const char * path);
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bool mkdir(const String & path);
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bool rmdir(const char * path);
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bool rmdir(const String & path);
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};
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} // namespace fs
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#ifndef FS_NO_GLOBALS
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using fs::File;
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using fs::FS;
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using fs::SeekCur;
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using fs::SeekEnd;
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using fs::SeekMode;
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using fs::SeekSet;
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#endif //FS_NO_GLOBALS
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#endif //FS_H
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