- implemented the automap serializer.

Also optimized the base64 encoder to avoid creating endless memory copies, thanks to using std::string which is a really poor container for this kind of stuff when workig with larger blocks of data.

source/common/engine/serializer.cpp

@@ -54,6 +54,7 @@
 #include "engineerrors.h"
 #include "textures.h"
 #include "texturemanager.h"
+#include "base64.h"
 
 extern DObject *WP_NOCHANGE;
 bool save_full = false;	// for testing. Should be removed afterward.
@@ -771,6 +772,31 @@ error:
 	return buff;
 }
 
+//==========================================================================
+//
+//
+//
+//==========================================================================
+
+FSerializer &FSerializer::SerializeMemory(const char *key, void* mem, size_t length)
+{
+	if (isWriting())
+	{
+		auto array = base64_encode((const uint8_t*)mem, length);
+		AddString(key, (const char*)array.Data());
+	}
+	else
+	{
+		auto cp = GetString(key);
+		if (key)
+		{
+			base64_decode(mem, length, cp);
+		}
+	}
+	return *this;
+}
+
+
 //==========================================================================
 //
 //