Initial files

src/serialization.h

@@ -0,0 +1,49 @@
+/*
+(c) 2010 Perttu Ahola <celeron55@gmail.com>
+*/
+
+#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:
+	0: original networked test with 1-byte nodes
+	1: update with 2-byte nodes
+	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
+*/
+// This represents an uninitialized or invalid format
+#define SER_FMT_VER_INVALID 255
+// Highest supported serialization version
+#define SER_FMT_VER_HIGHEST 9
+// Lowest supported serialization version
+#define SER_FMT_VER_LOWEST 0
+
+#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
+