diff options
Diffstat (limited to 'src/txmempool.cpp')
| -rw-r--r-- | src/txmempool.cpp | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/src/txmempool.cpp b/src/txmempool.cpp index 5957637e81..4413da7ea7 100644 --- a/src/txmempool.cpp +++ b/src/txmempool.cpp @@ -515,7 +515,9 @@ void CTxMemPool::removeForReorg(CChainState& active_chainstate, int flags) LockPoints lp = it->GetLockPoints(); assert(std::addressof(::ChainstateActive()) == std::addressof(active_chainstate)); bool validLP = TestLockPointValidity(active_chainstate.m_chain, &lp); - if (!CheckFinalTx(active_chainstate.m_chain.Tip(), tx, flags) || !CheckSequenceLocks(active_chainstate, *this, tx, flags, &lp, validLP)) { + CCoinsViewMemPool viewMempool(&active_chainstate.CoinsTip(), *this); + if (!CheckFinalTx(active_chainstate.m_chain.Tip(), tx, flags) + || !CheckSequenceLocks(active_chainstate.m_chain.Tip(), viewMempool, tx, flags, &lp, validLP)) { // Note if CheckSequenceLocks fails the LockPoints may still be invalid // So it's critical that we remove the tx and not depend on the LockPoints. txToRemove.insert(it); @@ -920,6 +922,13 @@ bool CTxMemPool::HasNoInputsOf(const CTransaction &tx) const CCoinsViewMemPool::CCoinsViewMemPool(CCoinsView* baseIn, const CTxMemPool& mempoolIn) : CCoinsViewBacked(baseIn), mempool(mempoolIn) { } bool CCoinsViewMemPool::GetCoin(const COutPoint &outpoint, Coin &coin) const { + // Check to see if the inputs are made available by another tx in the package. + // These Coins would not be available in the underlying CoinsView. + if (auto it = m_temp_added.find(outpoint); it != m_temp_added.end()) { + coin = it->second; + return true; + } + // If an entry in the mempool exists, always return that one, as it's guaranteed to never // conflict with the underlying cache, and it cannot have pruned entries (as it contains full) // transactions. First checking the underlying cache risks returning a pruned entry instead. @@ -935,6 +944,13 @@ bool CCoinsViewMemPool::GetCoin(const COutPoint &outpoint, Coin &coin) const { return base->GetCoin(outpoint, coin); } +void CCoinsViewMemPool::PackageAddTransaction(const CTransactionRef& tx) +{ + for (unsigned int n = 0; n < tx->vout.size(); ++n) { + m_temp_added.emplace(COutPoint(tx->GetHash(), n), Coin(tx->vout[n], MEMPOOL_HEIGHT, false)); + } +} + size_t CTxMemPool::DynamicMemoryUsage() const { LOCK(cs); // Estimate the overhead of mapTx to be 15 pointers + an allocation, as no exact formula for boost::multi_index_contained is implemented. |