92 lines
3.6 KiB
C++
92 lines
3.6 KiB
C++
/*************************************************************************/
|
|
/* cp_file_access_wrapper.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/*************************************************************************/
|
|
#ifndef CP_FILE_ACCESS_WRAPPER_H
|
|
#define CP_FILE_ACCESS_WRAPPER_H
|
|
|
|
#include "cp_config.h"
|
|
|
|
class CPFileAccessWrapper {
|
|
public:
|
|
enum ModeFlags {
|
|
|
|
READ = 1,
|
|
WRITE = 2,
|
|
READ_WRITE = 3,
|
|
};
|
|
|
|
enum Error {
|
|
|
|
OK,
|
|
ERROR_FILE_NOT_FOUND,
|
|
ERROR_FILE_BAD_DRIVE,
|
|
ERROR_FILE_BAD_PATH,
|
|
ERROR_FILE_NO_PERMISSION,
|
|
ERROR_ALREADY_IN_USE,
|
|
ERROR_INVALID_PARAMETERS,
|
|
ERROR_OPENING_FILE,
|
|
ERROR_READING_FILE,
|
|
ERROR_WRITING_FILE
|
|
};
|
|
|
|
virtual Error open(const char *p_filename, int p_mode_flags) = 0;
|
|
virtual void close() = 0;
|
|
|
|
virtual void seek(uint32_t p_position) = 0;
|
|
virtual void seek_end() = 0;
|
|
virtual uint32_t get_pos() = 0;
|
|
|
|
virtual bool eof_reached() = 0;
|
|
|
|
virtual uint8_t get_byte() = 0;
|
|
virtual void get_byte_array(uint8_t *p_dest, int p_elements) = 0;
|
|
virtual void get_word_array(uint16_t *p_dest, int p_elements) = 0;
|
|
|
|
virtual uint16_t get_word() = 0;
|
|
virtual uint32_t get_dword() = 0;
|
|
|
|
// use this for files WRITTEN in _big_ endian machines (ie, amiga/mac)
|
|
// It's not about the current CPU type but file formats.
|
|
// this flags get reset to false (little endian) on each open
|
|
virtual void set_endian_conversion(bool p_swap) = 0;
|
|
virtual bool is_open() = 0;
|
|
|
|
virtual Error get_error() = 0;
|
|
|
|
virtual void store_byte(uint8_t p_dest) = 0;
|
|
virtual void store_byte_array(const uint8_t *p_dest, int p_elements) = 0;
|
|
|
|
virtual void store_word(uint16_t p_dest) = 0;
|
|
virtual void store_dword(uint32_t p_dest) = 0;
|
|
|
|
virtual ~CPFileAccessWrapper() {}
|
|
};
|
|
|
|
#endif
|