godot/drivers/unix/file_access_unix.h

/*************************************************************************/
/*  file_access_unix.h                                                   */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
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/* Copyright (c) 2007-2015 Juan Linietsky, Ariel Manzur.                 */
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/* "Software"), to deal in the Software without restriction, including   */
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/* distribute, sublicense, and/or sell copies of the Software, and to    */
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#ifndef FILE_ACCESS_UNIX_H
#define FILE_ACCESS_UNIX_H

#include "os/file_access.h"
#include "os/memory.h"
#include <stdio.h>

#if defined(UNIX_ENABLED) || defined(LIBC_FILEIO_ENABLED)

/**
	@author Juan Linietsky <reduzio@gmail.com>
*/
class FileAccessUnix : public FileAccess {
	
	FILE *f;
	int flags;
	void check_errors() const;
	mutable Error last_error;
	String save_path;
	
		static FileAccess* create_libc();
public:
	
	virtual Error _open(const String& p_path, int p_mode_flags); ///< open a file
	virtual void close(); ///< close a file
	virtual bool is_open() const; ///< true when file is open 

	virtual void seek(size_t p_position); ///< seek to a given position 
	virtual void seek_end(int64_t p_position=0); ///< seek from the end of file 
	virtual size_t get_pos() const; ///< get position in the file 
	virtual size_t get_len() const; ///< get size of the file 

	virtual bool eof_reached() const; ///< reading passed EOF 

	virtual uint8_t get_8() const; ///< get a byte 
	virtual int get_buffer(uint8_t *p_dst, int p_length) const;

	virtual Error get_error() const; ///< get last error 

	virtual void store_8(uint8_t p_dest); ///< store a byte 
	
	virtual bool file_exists(const String& p_path); ///< return true if a file exists 

	virtual uint64_t _get_modified_time(const String& p_file);

	FileAccessUnix();
	virtual ~FileAccessUnix();

};


#endif
#endif