wallet/rpc/getbalances: add entry for 'mine.used' balance in results

1 files changed, 7 insertions, 0 deletions

diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index cfa36ad40c..2ad62d37c0 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -2409,6 +2409,7 @@ static UniValue getbalances(const JSONRPCRequest& request)
             "      \"trusted\": xxx                 (numeric) trusted balance (outputs created by the wallet or confirmed outputs)\n"
             "      \"untrusted_pending\": xxx       (numeric) untrusted pending balance (outputs created by others that are in the mempool)\n"
             "      \"immature\": xxx                (numeric) balance from immature coinbase outputs\n"
+            "      \"used\": xxx                    (numeric) (only present if avoid_reuse is set) balance from coins sent to addresses that were previously spent from (potentially privacy violating)\n"
             "    },\n"
             "    \"watchonly\": {                   (object) watchonly balances (not present if wallet does not watch anything)\n"
             "      \"trusted\": xxx                 (numeric) trusted balance (outputs created by the wallet or confirmed outputs)\n"
@@ -2441,6 +2442,12 @@ static UniValue getbalances(const JSONRPCRequest& request)
         balances_mine.pushKV("trusted", ValueFromAmount(bal.m_mine_trusted));
         balances_mine.pushKV("untrusted_pending", ValueFromAmount(bal.m_mine_untrusted_pending));
         balances_mine.pushKV("immature", ValueFromAmount(bal.m_mine_immature));
+        if (wallet.IsWalletFlagSet(WALLET_FLAG_AVOID_REUSE)) {
+            // If the AVOID_REUSE flag is set, bal has been set to just the un-reused address balance. Get
+            // the total balance, and then subtract bal to get the reused address balance.
+            const auto full_bal = wallet.GetBalance(0, false);
+            balances_mine.pushKV("used", ValueFromAmount(full_bal.m_mine_trusted + full_bal.m_mine_untrusted_pending - bal.m_mine_trusted - bal.m_mine_untrusted_pending));
+        }
         balances.pushKV("mine", balances_mine);
     }
     if (wallet.HaveWatchOnly()) {