update storage

include/block/chain.h

@@ -8,6 +8,7 @@
 #include <stdbool.h>
 #include <string.h>
 #include <uint256.h>
+#include <storage/block_table.h>
 
 typedef struct {
     DynArr* blocks;

include/storage/block_table.h

@@ -0,0 +1,13 @@
+#ifndef BLOCK_TABLE_H
+#define BLOCK_TABLE_H
+
+#include <stdint.h>
+#include <stdlib.h>
+
+typedef struct {
+    uint64_t blockNumber;
+    uint64_t byteNumber;
+    uint64_t blockSize;
+} block_table_entry_t;
+
+#endif