diff options
| -rw-r--r-- | src/main.h | 13 | ||||
| -rw-r--r-- | src/txmempool.cpp | 9 |
2 files changed, 20 insertions, 2 deletions
diff --git a/src/main.h b/src/main.h index 7ea570d859..b60bb05e18 100644 --- a/src/main.h +++ b/src/main.h @@ -351,9 +351,22 @@ bool CheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsVi /** Apply the effects of this transaction on the UTXO set represented by view */ void UpdateCoins(const CTransaction& tx, CCoinsViewCache& inputs, int nHeight); +/** Transaction validation functions */ + /** Context-independent validity checks */ bool CheckTransaction(const CTransaction& tx, CValidationState& state); +namespace Consensus { + +/** + * Check whether all inputs of this transaction are valid (no double spends and amounts) + * This does not modify the UTXO set. This does not check scripts and sigs. + * Preconditions: tx.IsCoinBase() is false. + */ +bool CheckTxInputs(const CTransaction& tx, CValidationState& state, const CCoinsViewCache& inputs, int nSpendHeight); + +} // namespace Consensus + /** * Check if transaction is final and can be included in a block with the * specified height and time. Consensus critical. diff --git a/src/txmempool.cpp b/src/txmempool.cpp index a48a6d9465..b30022bd66 100644 --- a/src/txmempool.cpp +++ b/src/txmempool.cpp @@ -657,6 +657,7 @@ void CTxMemPool::check(const CCoinsViewCache *pcoins) const uint64_t innerUsage = 0; CCoinsViewCache mempoolDuplicate(const_cast<CCoinsViewCache*>(pcoins)); + const int64_t nSpendHeight = GetSpendHeight(mempoolDuplicate); LOCK(cs); list<const CTxMemPoolEntry*> waitingOnDependants; @@ -737,7 +738,9 @@ void CTxMemPool::check(const CCoinsViewCache *pcoins) const waitingOnDependants.push_back(&(*it)); else { CValidationState state; - assert(CheckInputs(tx, state, mempoolDuplicate, false, 0, false, NULL)); + bool fCheckResult = tx.IsCoinBase() || + Consensus::CheckTxInputs(tx, state, mempoolDuplicate, nSpendHeight); + assert(fCheckResult); UpdateCoins(tx, mempoolDuplicate, 1000000); } } @@ -751,7 +754,9 @@ void CTxMemPool::check(const CCoinsViewCache *pcoins) const stepsSinceLastRemove++; assert(stepsSinceLastRemove < waitingOnDependants.size()); } else { - assert(CheckInputs(entry->GetTx(), state, mempoolDuplicate, false, 0, false, NULL)); + bool fCheckResult = entry->GetTx().IsCoinBase() || + Consensus::CheckTxInputs(entry->GetTx(), state, mempoolDuplicate, nSpendHeight); + assert(fCheckResult); UpdateCoins(entry->GetTx(), mempoolDuplicate, 1000000); stepsSinceLastRemove = 0; } |