main: spentindex for the mempool

src/main.cpp

@@ -1415,10 +1415,17 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState &state, const C
 
         // Store transaction in memory
         pool.addUnchecked(hash, entry, setAncestors, !IsInitialBlockDownload());
+
+        // Add memory address index
         if (fAddressIndex) {
             pool.addAddressIndex(entry, view);
         }
 
+        // Add memory spent index
+        if (fSpentIndex) {
+            pool.addSpentIndex(entry, view);
+        }
+
         // trim mempool and check if tx was trimmed
         if (!fOverrideMempoolLimit) {
             LimitMempoolSize(pool, GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000, GetArg("-mempoolexpiry", DEFAULT_MEMPOOL_EXPIRY) * 60 * 60);
@@ -1460,6 +1467,9 @@ bool GetSpentIndex(CSpentIndexKey &key, CSpentIndexValue &value)
     if (!fSpentIndex)
         return false;
 
+    if (mempool.getSpentIndex(key, value))
+        return true;
+
     if (!pblocktree->ReadSpentIndex(key, value))
         return error("unable to get spent info");