mirror of
https://github.com/minetest/minetest.git
synced 2024-12-23 22:52:25 +01:00
71 lines
2.2 KiB
C++
71 lines
2.2 KiB
C++
/*
|
|
Minetest-c55
|
|
Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program 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 General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License along
|
|
with this program; if not, write to the Free Software Foundation, Inc.,
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#ifndef SERIALIZATION_HEADER
|
|
#define SERIALIZATION_HEADER
|
|
|
|
#include "common_irrlicht.h"
|
|
#include "exceptions.h"
|
|
#include <iostream>
|
|
#include "utility.h"
|
|
|
|
/*
|
|
NOTE: The goal is to increment this so that saved maps will be
|
|
loadable by any version. Other compatibility is not
|
|
maintained.
|
|
Serialization format versions:
|
|
== Unsupported ==
|
|
0: original networked test with 1-byte nodes
|
|
1: update with 2-byte nodes
|
|
== Supported ==
|
|
2: lighting is transmitted in param
|
|
3: optional fetching of far blocks
|
|
4: block compression
|
|
5: sector objects NOTE: block compression was left accidentally out
|
|
6: failed attempt at switching block compression on again
|
|
7: block compression switched on again
|
|
8: (dev) server-initiated block transfers and all kinds of stuff
|
|
9: (dev) block objects
|
|
10: (dev) water pressure
|
|
11: (dev) zlib'd blocks, block flags
|
|
12: (dev) UnlimitedHeightmap now uses interpolated areas
|
|
13: (dev) Mapgen v2
|
|
*/
|
|
// This represents an uninitialized or invalid format
|
|
#define SER_FMT_VER_INVALID 255
|
|
// Highest supported serialization version
|
|
#define SER_FMT_VER_HIGHEST 13
|
|
// Lowest supported serialization version
|
|
#define SER_FMT_VER_LOWEST 2
|
|
|
|
#define ser_ver_supported(v) (v >= SER_FMT_VER_LOWEST && v <= SER_FMT_VER_HIGHEST)
|
|
|
|
void compress(SharedBuffer<u8> data, std::ostream &os, u8 version);
|
|
void decompress(std::istream &is, std::ostream &os, u8 version);
|
|
|
|
/*class Serializable
|
|
{
|
|
public:
|
|
void serialize(std::ostream &os, u8 version) = 0;
|
|
void deSerialize(std::istream &istr);
|
|
};*/
|
|
|
|
#endif
|
|
|