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Merge #8346: Mempool: Use Consensus::CheckTxInputs direclty over main::CheckInputs

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a6cc299 Mempool: Use Consensus::CheckTxInputs direclty over main::CheckInputs (Jorge Timón)
This commit is contained in:
Pieter Wuille 2016-08-01 00:05:02 +02:00
commit f798b891bc
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GPG Key ID: DBA1A67379A1A931
2 changed files with 20 additions and 2 deletions
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13
src/main.h
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@ -352,9 +352,22 @@ bool CheckInputs(const CTransaction& tx, CValidationState &state, const CCoinsVi
/** Apply the effects of this transaction on the UTXO set represented by view */ /** Apply the effects of this transaction on the UTXO set represented by view */
void UpdateCoins(const CTransaction& tx, CCoinsViewCache& inputs, int nHeight); void UpdateCoins(const CTransaction& tx, CCoinsViewCache& inputs, int nHeight);
/** Transaction validation functions */
/** Context-independent validity checks */ /** Context-independent validity checks */
bool CheckTransaction(const CTransaction& tx, CValidationState& state); 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 * Check if transaction is final and can be included in a block with the
* specified height and time. Consensus critical. * specified height and time. Consensus critical.

9
src/txmempool.cpp
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@ -657,6 +657,7 @@ void CTxMemPool::check(const CCoinsViewCache *pcoins) const
uint64_t innerUsage = 0; uint64_t innerUsage = 0;
CCoinsViewCache mempoolDuplicate(const_cast<CCoinsViewCache*>(pcoins)); CCoinsViewCache mempoolDuplicate(const_cast<CCoinsViewCache*>(pcoins));
const int64_t nSpendHeight = GetSpendHeight(mempoolDuplicate);
LOCK(cs); LOCK(cs);
list<const CTxMemPoolEntry*> waitingOnDependants; list<const CTxMemPoolEntry*> waitingOnDependants;
@ -737,7 +738,9 @@ void CTxMemPool::check(const CCoinsViewCache *pcoins) const
waitingOnDependants.push_back(&(*it)); waitingOnDependants.push_back(&(*it));
else { else {
CValidationState state; 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); UpdateCoins(tx, mempoolDuplicate, 1000000);
} }
} }
@ -751,7 +754,9 @@ void CTxMemPool::check(const CCoinsViewCache *pcoins) const
stepsSinceLastRemove++; stepsSinceLastRemove++;
assert(stepsSinceLastRemove < waitingOnDependants.size()); assert(stepsSinceLastRemove < waitingOnDependants.size());
} else { } 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); UpdateCoins(entry->GetTx(), mempoolDuplicate, 1000000);
stepsSinceLastRemove = 0; stepsSinceLastRemove = 0;
} }