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validation: Move GetSpendHeight to BlockManager

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[META] This commit should be followed up by removing the comments and
       assertions meant only to show that the change is correct.

GetSpendHeight only acts on BlockManager.
This commit is contained in:
Carl Dong
2020-08-25 17:11:32 -04:00
parent b026e318c3
commit e4b95eefbc
3 changed files with 13 additions and 12 deletions
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2
src/txmempool.cpp
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@ -626,7 +626,7 @@ void CTxMemPool::check(const CCoinsViewCache *pcoins) const
uint64_t innerUsage = 0;
CCoinsViewCache mempoolDuplicate(const_cast<CCoinsViewCache*>(pcoins));
const int64_t spendheight = GetSpendHeight(mempoolDuplicate);
const int64_t spendheight = g_chainman.m_blockman.GetSpendHeight(mempoolDuplicate);
std::list<const CTxMemPoolEntry*> waitingOnDependants;
for (indexed_transaction_set::const_iterator it = mapTx.begin(); it != mapTx.end(); it++) {

9
src/validation.cpp
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@ -684,7 +684,7 @@ bool MemPoolAccept::PreChecks(ATMPArgs& args, Workspace& ws)
return state.Invalid(TxValidationResult::TX_PREMATURE_SPEND, "non-BIP68-final");
CAmount nFees = 0;
if (!Consensus::CheckTxInputs(tx, state, m_view, GetSpendHeight(m_view), nFees)) {
if (!Consensus::CheckTxInputs(tx, state, m_view, g_chainman.m_blockman.GetSpendHeight(m_view), nFees)) {
return false; // state filled in by CheckTxInputs
}
@ -1412,10 +1412,11 @@ bool CScriptCheck::operator()() {
return VerifyScript(scriptSig, m_tx_out.scriptPubKey, witness, nFlags, CachingTransactionSignatureChecker(ptxTo, nIn, m_tx_out.nValue, cacheStore, *txdata), &error);
}
int GetSpendHeight(const CCoinsViewCache& inputs)
int BlockManager::GetSpendHeight(const CCoinsViewCache& inputs)
{
LOCK(cs_main);
CBlockIndex* pindexPrev = g_chainman.m_blockman.LookupBlockIndex(inputs.GetBestBlock());
AssertLockHeld(cs_main);
assert(std::addressof(g_chainman.m_blockman) == std::addressof(*this));
CBlockIndex* pindexPrev = LookupBlockIndex(inputs.GetBestBlock());
return pindexPrev->nHeight + 1;
}

14
src/validation.h
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@ -433,6 +433,13 @@ public:
/** Find the last common block between the parameter chain and a locator. */
CBlockIndex* FindForkInGlobalIndex(const CChain& chain, const CBlockLocator& locator) EXCLUSIVE_LOCKS_REQUIRED(cs_main);
/**
* Return the spend height, which is one more than the inputs.GetBestBlock().
* While checking, GetBestBlock() refers to the parent block. (protected by cs_main)
* This is also true for mempool checks.
*/
int GetSpendHeight(const CCoinsViewCache& inputs) EXCLUSIVE_LOCKS_REQUIRED(cs_main);
~BlockManager() {
Unload();
}
@ -945,13 +952,6 @@ CChain& ChainActive();
/** Global variable that points to the active block tree (protected by cs_main) */
extern std::unique_ptr<CBlockTreeDB> pblocktree;
/**
* Return the spend height, which is one more than the inputs.GetBestBlock().
* While checking, GetBestBlock() refers to the parent block. (protected by cs_main)
* This is also true for mempool checks.
*/
int GetSpendHeight(const CCoinsViewCache& inputs);
extern VersionBitsCache versionbitscache;
/**