working premine; empty first version of PROTOCOL_TX in block

src/cryptonote_basic/cryptonote_basic_impl.h

@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023, The Monero Project
+// Copyright (c) 2014-2022, The Monero Project
 // 
 // All rights reserved.
 // 
@@ -39,6 +39,15 @@ namespace cryptonote {
   /************************************************************************/
   /*                                                                      */
   /************************************************************************/
+  template<class t_array>
+  struct array_hasher: std::unary_function<t_array&, std::size_t>
+  {
+    std::size_t operator()(const t_array& val) const
+    {
+      return boost::hash_range(&val.data[0], &val.data[sizeof(val.data)]);
+    }
+  };
+
 
 #pragma pack(push, 1)
   struct public_address_outer_blob