New cpp folder structure

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

libs/platform/country_file.cpp

@@ -0,0 +1,45 @@
+#include "platform/country_file.hpp"
+
+#include "base/assert.hpp"
+
+#include <sstream>
+
+#include "defines.hpp"
+
+namespace platform
+{
+using namespace std;
+
+string GetFileName(string const & countryName, MapFileType type)
+{
+  ASSERT(!countryName.empty(), ());
+
+  switch (type)
+  {
+  case MapFileType::Map: return countryName + DATA_FILE_EXTENSION;
+  case MapFileType::Diff: return countryName + DIFF_FILE_EXTENSION;
+  case MapFileType::Count: break;
+  }
+
+  UNREACHABLE();
+}
+
+CountryFile::CountryFile() : m_mapSize(0) {}
+
+CountryFile::CountryFile(std::string name)
+: m_name(std::move(name)), m_mapSize(0)
+{
+}
+
+CountryFile::CountryFile(std::string name, MwmSize size, std::string sha1)
+  : m_name(std::move(name)), m_mapSize(size), m_sha1(std::move(sha1))
+{
+}
+
+string DebugPrint(CountryFile const & file)
+{
+  ostringstream os;
+  os << "CountryFile [" << file.m_name << "]";
+  return os.str();
+}
+}  // namespace platform