Add files for rebased serializer refactoring done by Ivan

lib/serializer/BinarySerializer.cpp

@@ -0,0 +1,74 @@
+#include "StdInc.h"
+#include "BinarySerializer.h"
+
+#include "../registerTypes/RegisterTypes.h"
+
+/*
+ * BinarySerializer.cpp, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+
+extern template void registerTypes<BinarySerializer>(BinarySerializer & s);
+
+CSaveFile::CSaveFile(const boost::filesystem::path &fname): serializer(this)
+{
+	registerTypes(serializer);
+	openNextFile(fname);
+}
+
+CSaveFile::~CSaveFile()
+{
+}
+
+int CSaveFile::write( const void * data, unsigned size )
+{
+	sfile->write((char *)data,size);
+	return size;
+}
+
+void CSaveFile::openNextFile(const boost::filesystem::path &fname)
+{
+	fName = fname;
+	try
+	{
+		sfile = make_unique<FileStream>(fname, std::ios::out | std::ios::binary);
+		sfile->exceptions(std::ifstream::failbit | std::ifstream::badbit); //we throw a lot anyway
+
+		if(!(*sfile))
+			THROW_FORMAT("Error: cannot open to write %s!", fname);
+
+		sfile->write("VCMI",4); //write magic identifier
+		serializer & version; //write format version
+	}
+	catch(...)
+	{
+		logGlobal->errorStream() << "Failed to save to " << fname;
+		clear();
+		throw;
+	}
+}
+
+void CSaveFile::reportState(CLogger * out)
+{
+	out->debugStream() << "CSaveFile";
+	if(sfile.get() && *sfile)
+	{
+		out->debugStream() << "\tOpened " << fName << "\n\tPosition: " << sfile->tellp();
+	}
+}
+
+void CSaveFile::clear()
+{
+	fName.clear();
+	sfile = nullptr;
+}
+
+void CSaveFile::putMagicBytes( const std::string &text )
+{
+	write(text.c_str(), text.length());
+}