Store the total sig op count of a tx.

Store sum of legacy and P2SH sig op counts.  This is calculated in AcceptToMemory pool and storing it saves redoing the expensive calculation in block template creation.

1 files changed, 4 insertions, 1 deletions

diff --git a/src/txmempool.h b/src/txmempool.h
index c4ea51557c..334b547823 100644
--- a/src/txmempool.h
+++ b/src/txmempool.h
@@ -68,6 +68,7 @@ private:
     bool hadNoDependencies; //! Not dependent on any other txs when it entered the mempool
     CAmount inChainInputValue; //! Sum of all txin values that are already in blockchain
     bool spendsCoinbase; //! keep track of transactions that spend a coinbase
+    unsigned int sigOpCount; //! Legacy sig ops plus P2SH sig op count
 
     // Information about descendants of this transaction that are in the
     // mempool; if we remove this transaction we must remove all of these
@@ -81,7 +82,8 @@ private:
 public:
     CTxMemPoolEntry(const CTransaction& _tx, const CAmount& _nFee,
                     int64_t _nTime, double _entryPriority, unsigned int _entryHeight,
-                    bool poolHasNoInputsOf, CAmount _inChainInputValue, bool spendsCoinbase);
+                    bool poolHasNoInputsOf, CAmount _inChainInputValue, bool spendsCoinbase,
+                    unsigned int nSigOps);
     CTxMemPoolEntry(const CTxMemPoolEntry& other);
 
     const CTransaction& GetTx() const { return this->tx; }
@@ -95,6 +97,7 @@ public:
     int64_t GetTime() const { return nTime; }
     unsigned int GetHeight() const { return entryHeight; }
     bool WasClearAtEntry() const { return hadNoDependencies; }
+    unsigned int GetSigOpCount() const { return sigOpCount; }
     size_t DynamicMemoryUsage() const { return nUsageSize; }
 
     // Adjusts the descendant state, if this entry is not dirty.