New cpp folder structure

Signed-off-by: Alexander Borsuk <me@alex.bio>

libs/kml/serdes_binary.cpp

@@ -0,0 +1,38 @@
+#include "kml/serdes_binary.hpp"
+
+namespace kml
+{
+namespace binary
+{
+SerializerKml::SerializerKml(FileData & data)
+  : m_data(data)
+{
+  ClearCollectionIndex();
+
+  // Collect all strings and substitute each for index.
+  auto const avgSz = data.m_bookmarksData.size() * 2 + data.m_tracksData.size() * 2 + 10;
+  LocalizableStringCollector collector(avgSz);
+  CollectorVisitor<decltype(collector)> visitor(collector);
+  m_data.Visit(visitor);
+  m_strings = collector.StealCollection();
+}
+
+SerializerKml::~SerializerKml()
+{
+  ClearCollectionIndex();
+}
+
+void SerializerKml::ClearCollectionIndex()
+{
+  LocalizableStringCollector collector(0);
+  CollectorVisitor<decltype(collector)> clearVisitor(collector, true /* clear index */);
+  m_data.Visit(clearVisitor);
+}
+
+DeserializerKml::DeserializerKml(FileData & data)
+  : m_data(data)
+{
+  m_data = {};
+}
+}  // namespace binary
+}  // namespace kml