print_coinbase_tx_sum now supports 128 bits sums

The tail emission will bring the total above 64 bits

2 files changed, 19 insertions, 6 deletions

diff --git a/src/rpc/core_rpc_server.cpp b/src/rpc/core_rpc_server.cpp
index 9117b5b3a..0de667dd1 100644
--- a/src/rpc/core_rpc_server.cpp
+++ b/src/rpc/core_rpc_server.cpp
@@ -120,11 +120,16 @@ namespace
     return (value + quantum - 1) / quantum * quantum;
   }
 
+  void store_128(boost::multiprecision::uint128_t value, uint64_t &slow64, std::string &swide, uint64_t &stop64)
+  {
+    slow64 = (value & 0xffffffffffffffff).convert_to<uint64_t>();
+    swide = cryptonote::hex(value);
+    stop64 = ((value >> 64) & 0xffffffffffffffff).convert_to<uint64_t>();
+  }
+
   void store_difficulty(cryptonote::difficulty_type difficulty, uint64_t &sdiff, std::string &swdiff, uint64_t &stop64)
   {
-    sdiff = (difficulty & 0xffffffffffffffff).convert_to<uint64_t>();
-    swdiff = cryptonote::hex(difficulty);
-    stop64 = ((difficulty >> 64) & 0xffffffffffffffff).convert_to<uint64_t>();
+    store_128(difficulty, sdiff, swdiff, stop64);
   }
 }
 
@@ -2486,9 +2491,9 @@ namespace cryptonote
       return true;
     }
     CHECK_PAYMENT_MIN1(req, res, COST_PER_COINBASE_TX_SUM_BLOCK * req.count, false);
-    std::pair<uint64_t, uint64_t> amounts = m_core.get_coinbase_tx_sum(req.height, req.count);
-    res.emission_amount = amounts.first;
-    res.fee_amount = amounts.second;
+    std::pair<boost::multiprecision::uint128_t, boost::multiprecision::uint128_t> amounts = m_core.get_coinbase_tx_sum(req.height, req.count);
+    store_128(amounts.first, res.emission_amount, res.wide_emission_amount, res.emission_amount_top64);
+    store_128(amounts.second, res.fee_amount, res.wide_fee_amount, res.fee_amount_top64);
     res.status = CORE_RPC_STATUS_OK;
     return true;
   }
diff --git a/src/rpc/core_rpc_server_commands_defs.h b/src/rpc/core_rpc_server_commands_defs.h
index 855ea854c..5425e7f6c 100644
--- a/src/rpc/core_rpc_server_commands_defs.h
+++ b/src/rpc/core_rpc_server_commands_defs.h
@@ -2021,12 +2021,20 @@ namespace cryptonote
     struct response_t: public rpc_access_response_base
     {
       uint64_t emission_amount;
+      std::string wide_emission_amount;
+      uint64_t emission_amount_top64;
       uint64_t fee_amount;
+      std::string wide_fee_amount;
+      uint64_t fee_amount_top64;
 
       BEGIN_KV_SERIALIZE_MAP()
         KV_SERIALIZE_PARENT(rpc_access_response_base)
         KV_SERIALIZE(emission_amount)
+        KV_SERIALIZE(wide_emission_amount)
+        KV_SERIALIZE(emission_amount_top64)
         KV_SERIALIZE(fee_amount)
+        KV_SERIALIZE(wide_fee_amount)
+        KV_SERIALIZE(fee_amount_top64)
       END_KV_SERIALIZE_MAP()
     };
     typedef epee::misc_utils::struct_init<response_t> response;