From c2e8bd2be146e92dba77cb59b5cb5a15b4131b4c Mon Sep 17 00:00:00 2001
From: RichardAH <richard.holland@starstone.co.nz>
Date: Thu, 2 Nov 2023 12:15:45 +0100
Subject: [PATCH] add native currency to various rpc repsonses (#179)

---
 src/ripple/protocol/jss.h               | 1 +
 src/ripple/rpc/handlers/ServerInfo.cpp  | 5 +++++
 src/ripple/rpc/handlers/ServerState.cpp | 2 ++
 3 files changed, 8 insertions(+)

diff --git a/src/ripple/protocol/jss.h b/src/ripple/protocol/jss.h
index 2bd6f1fd7..9671a8399 100644
--- a/src/ripple/protocol/jss.h
+++ b/src/ripple/protocol/jss.h
@@ -467,6 +467,7 @@ JSS(missingCommand);             // error
 JSS(name);                       // out: AmendmentTableImpl, PeerImp
 JSS(namespace_entries);          // out: AccountNamespace
 JSS(namespace_id);               // in/out: AccountNamespace
+JSS(native_currency_code);       // out: RPC
 JSS(needed_state_hashes);        // out: InboundLedger
 JSS(needed_transaction_hashes);  // out: InboundLedger
 JSS(network_id);                 // out: NetworkOPs
diff --git a/src/ripple/rpc/handlers/ServerInfo.cpp b/src/ripple/rpc/handlers/ServerInfo.cpp
index 23c70630b..673e9a2cb 100644
--- a/src/ripple/rpc/handlers/ServerInfo.cpp
+++ b/src/ripple/rpc/handlers/ServerInfo.cpp
@@ -367,6 +367,7 @@ private:
             ret[jss::TRANSACTION_TYPES][type_name] = type_value;
         }
 
+        ret[jss::native_currency_code] = systemCurrencyCode();
         // generate hash
         {
             const std::string out = Json::FastWriter().write(ret);
@@ -415,6 +416,7 @@ doServerDefinitions(RPC::JsonContext& context)
     {
         Json::Value jv = Json::objectValue;
         jv[jss::hash] = to_string(hash);
+        jv[jss::native_currency_code] = systemCurrencyCode();
         return jv;
     }
 
@@ -440,6 +442,9 @@ doServerInfo(RPC::JsonContext& context)
         ret[jss::info][jss::validation_quorum] = vq.isNull() ? 1 : vq;
         ret[jss::info][jss::load_factor] = lf.isNull() ? 1 : lf;
     }
+
+    ret[jss::native_currency_code] = systemCurrencyCode();
+
     return ret;
 }
 
diff --git a/src/ripple/rpc/handlers/ServerState.cpp b/src/ripple/rpc/handlers/ServerState.cpp
index d974e7391..bc7cc8fcd 100644
--- a/src/ripple/rpc/handlers/ServerState.cpp
+++ b/src/ripple/rpc/handlers/ServerState.cpp
@@ -38,6 +38,8 @@ doServerState(RPC::JsonContext& context)
         context.params.isMember(jss::counters) &&
             context.params[jss::counters].asBool());
 
+    ret[jss::native_currency_code] = systemCurrencyCode();
+
     return ret;
 }