Initial interation on writing out MLD partition/cell data

include/storage/io.hpp

@@ -134,6 +134,26 @@ class FileReader
         ReadInto(data.data(), count);
     }
 
+    template <typename T> std::size_t GetVectorMemorySize()
+    {
+        const auto count = ReadElementCount64();
+        Skip<T>(count);
+        return sizeof(count) + sizeof(T) * count;
+    }
+
+    template <typename T> void *DeserializeVector(void *begin, const void *end)
+    {
+        auto count = ReadElementCount64();
+        auto required = reinterpret_cast<char *>(begin) + sizeof(count) + sizeof(T) * count;
+        if (required > end)
+            throw util::exception("Not enough memory ");
+
+        *reinterpret_cast<decltype(count) *>(begin) = count;
+        ReadInto(reinterpret_cast<T *>(reinterpret_cast<char *>(begin) + sizeof(decltype(count))),
+                 count);
+        return required;
+    }
+
     bool ReadAndCheckFingerprint()
     {
         auto loaded_fingerprint = ReadOne<util::FingerPrint>();

include/storage/shared_datatype.hpp

@@ -56,7 +56,9 @@ const constexpr char *block_id_to_name[] = {"NAME_CHAR_DATA",
                                             "LANE_DESCRIPTION_OFFSETS",
                                             "LANE_DESCRIPTION_MASKS",
                                             "TURN_WEIGHT_PENALTIES",
-                                            "TURN_DURATION_PENALTIES"};
+                                            "TURN_DURATION_PENALTIES",
+                                            "MLD_CELL_PARTITION",
+                                            "MLD_CELL_STORAGE"};
 
 struct DataLayout
 {
@@ -101,6 +103,8 @@ struct DataLayout
         LANE_DESCRIPTION_MASKS,
         TURN_WEIGHT_PENALTIES,
         TURN_DURATION_PENALTIES,
+        MLD_CELL_PARTITION,
+        MLD_CELL_STORAGE,
         NUM_BLOCKS
     };
 

include/storage/storage_config.hpp

@@ -69,6 +69,8 @@ struct StorageConfig final
     boost::filesystem::path intersection_class_path;
     boost::filesystem::path turn_lane_data_path;
     boost::filesystem::path turn_lane_description_path;
+    boost::filesystem::path mld_partition_path;
+    boost::filesystem::path mld_storage_path;
 };
 }
 }