arduino-esp32/libraries/FS/src/FSImpl.h

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2017-03-10 15:25:38 +01:00
/*
FSImpl.h - base file system interface
Copyright (c) 2015 Ivan Grokhotkov. All rights reserved.
This file is part of the esp8266 core for Arduino environment.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef FSIMPL_H
#define FSIMPL_H
#include <stddef.h>
#include <stdint.h>
namespace fs
{
class FileImpl
{
public:
virtual ~FileImpl() { }
virtual size_t write(const uint8_t *buf, size_t size) = 0;
virtual size_t read(uint8_t* buf, size_t size) = 0;
virtual void flush() = 0;
virtual bool seek(uint32_t pos, SeekMode mode) = 0;
virtual size_t position() const = 0;
virtual size_t size() const = 0;
virtual void close() = 0;
virtual time_t getLastWrite() = 0;
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virtual const char* name() const = 0;
virtual boolean isDirectory(void) = 0;
virtual FileImplPtr openNextFile(const char* mode) = 0;
virtual void rewindDirectory(void) = 0;
virtual operator bool() = 0;
};
class FSImpl
{
protected:
const char * _mountpoint;
public:
FSImpl() : _mountpoint(NULL) { }
virtual ~FSImpl() { }
virtual FileImplPtr open(const char* path, const char* mode) = 0;
virtual bool exists(const char* path) = 0;
virtual bool rename(const char* pathFrom, const char* pathTo) = 0;
virtual bool remove(const char* path) = 0;
virtual bool mkdir(const char *path) = 0;
virtual bool rmdir(const char *path) = 0;
void mountpoint(const char *);
const char * mountpoint();
};
} // namespace fs
#endif //FSIMPL_H