JSON-RPC method: prioritisetransaction <txid> <priority delta> <priority tx fee>

Accepts the transaction into mined blocks at a higher (or lower) priority

src/txmempool.h

@@ -71,6 +71,7 @@ public:
     mutable CCriticalSection cs;
     std::map<uint256, CTxMemPoolEntry> mapTx;
     std::map<COutPoint, CInPoint> mapNextTx;
+    std::map<uint256, std::pair<double, int64_t> > mapDeltas;
 
     CTxMemPool();
     ~CTxMemPool();
@@ -95,6 +96,11 @@ public:
     unsigned int GetTransactionsUpdated() const;
     void AddTransactionsUpdated(unsigned int n);
 
+    /** Affect CreateNewBlock prioritisation of transactions */
+    void PrioritiseTransaction(const uint256 hash, const std::string strHash, double dPriorityDelta, int64_t nFeeDelta);
+    void ApplyDeltas(const uint256 hash, double &dPriorityDelta, int64_t &nFeeDelta);
+    void ClearPrioritisation(const uint256 hash);
+
     unsigned long size()
     {
         LOCK(cs);