squash: use activation state for utxo hasher

Author: domob1812

divi/src/UtxoCheckingAndUpdating.cpp

@@ -16,6 +16,8 @@ extern BlockMap mapBlockIndex;
 
 uint256 TransactionUtxoHasher::GetUtxoHash(const CTransaction& tx) const
 {
+    if (as.IsActive(Fork::SegwitLight))
+        return tx.GetBareTxid();
     return tx.GetHash();
 }
 

divi/src/UtxoCheckingAndUpdating.h

@@ -22,9 +22,16 @@ class uint256;
 class TransactionUtxoHasher
 {
 
+private:
+
+  const ActivationState& as;
+
 public:
 
-  TransactionUtxoHasher() = default;
+  explicit TransactionUtxoHasher(const ActivationState& a)
+    : as(a)
+  {}
+
   virtual ~TransactionUtxoHasher() = default;
 
   TransactionUtxoHasher(const TransactionUtxoHasher&) = delete;

divi/src/main.cpp

@@ -1373,7 +1373,7 @@ bool DisconnectBlock(CBlock& block, CValidationState& state, CBlockIndex* pindex
     std::vector<std::pair<CSpentIndexKey, CSpentIndexValue> > spentIndex;
 
     const ActivationState as(pindex);
-    const TransactionUtxoHasher utxoHasher;
+    const TransactionUtxoHasher utxoHasher(as);
 
     // undo transactions in reverse order
     for (int i = block.vtx.size() - 1; i >= 0; i--) {
@@ -1619,7 +1619,7 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
     unsigned int nMaxBlockSigOps = MAX_BLOCK_SIGOPS_CURRENT;
 
     const ActivationState as(pindex);
-    const TransactionUtxoHasher utxoHasher;
+    const TransactionUtxoHasher utxoHasher(as);
     static const CChainParams& chainParameters = Params();
     static const SuperblockSubsidyContainer subsidiesContainer(chainParameters);
     static const BlockIncentivesPopulator incentives(
@@ -3275,7 +3275,7 @@ bool static LoadBlockIndexDB(string& strError)
                     return false;
                 }
                 const ActivationState as(block);
-                const TransactionUtxoHasher utxoHasher;
+                const TransactionUtxoHasher utxoHasher(as);
 
                 std::vector<CTxUndo> vtxundo;
                 vtxundo.reserve(block.vtx.size() - 1);

divi/src/txmempool.cpp

@@ -572,7 +572,7 @@ void CTxMemPool::remove(const CTransaction& origTx, std::list<CTransaction>& rem
     {
         LOCK(cs);
         const ActivationState as(chainActive.Tip());
-        const TransactionUtxoHasher utxoHasher;
+        const TransactionUtxoHasher utxoHasher(as);
         std::deque<uint256> txToRemove;
         txToRemove.push_back(origTx.GetHash());
         if (fRecursive && !mapTx.count(origTx.GetHash())) {
@@ -698,7 +698,7 @@ void CTxMemPool::check(const CCoinsViewCache* pcoins) const
     CCoinsViewCache mempoolDuplicate(const_cast<CCoinsViewCache*>(pcoins));
 
     const ActivationState as(chainActive.Tip());
-    const TransactionUtxoHasher utxoHasher;
+    const TransactionUtxoHasher utxoHasher(as);
 
     LOCK(cs);
     list<const CTxMemPoolEntry*> waitingOnDependants;
@@ -797,7 +797,7 @@ bool CTxMemPool::lookupOutpoint(const uint256& hash, CTransaction& result) const
        mempool is not allowed in a time window "around" the fork, so that
        this should be good enough.  */
     const ActivationState as(chainActive.Tip());
-    const TransactionUtxoHasher utxoHasher;
+    const TransactionUtxoHasher utxoHasher(as);
 
     /* The TransactionUtxoHasher can only tell us the txid to use once we
        know the transaction already.  Thus we check both txid and bare txid