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Merge pull request #1554 from jgarzik/dup-gethash

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Remove duplicate GetHash() in ConnectBlock
This commit is contained in:
Jeff Garzik 2012-07-05 10:06:55 -07:00
commit b47d2bc164
2 changed files with 17 additions and 19 deletions
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34
src/main.cpp
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@ -600,7 +600,7 @@ bool CTxMemPool::accept(CTxDB& txdb, CTransaction &tx, bool fCheckInputs,
printf("CTxMemPool::accept() : replacing tx %s with new version\n", ptxOld->GetHash().ToString().c_str()); printf("CTxMemPool::accept() : replacing tx %s with new version\n", ptxOld->GetHash().ToString().c_str());
remove(*ptxOld); remove(*ptxOld);
} }
addUnchecked(tx); addUnchecked(hash, tx);
} }
///// are we sure this is ok when loading transactions or restoring block txes ///// are we sure this is ok when loading transactions or restoring block txes
@ -619,13 +619,11 @@ bool CTransaction::AcceptToMemoryPool(CTxDB& txdb, bool fCheckInputs, bool* pfMi
return mempool.accept(txdb, *this, fCheckInputs, pfMissingInputs); return mempool.accept(txdb, *this, fCheckInputs, pfMissingInputs);
} }
bool CTxMemPool::addUnchecked(CTransaction &tx) bool CTxMemPool::addUnchecked(const uint256& hash, CTransaction &tx)
{ {
// Add to memory pool without checking anything. Don't call this directly, // Add to memory pool without checking anything. Don't call this directly,
// call CTxMemPool::accept to properly check the transaction first. // call CTxMemPool::accept to properly check the transaction first.
{ {
LOCK(cs);
uint256 hash = tx.GetHash();
mapTx[hash] = tx; mapTx[hash] = tx;
for (unsigned int i = 0; i < tx.vin.size(); i++) for (unsigned int i = 0; i < tx.vin.size(); i++)
mapNextTx[tx.vin[i].prevout] = CInPoint(&mapTx[hash], i); mapNextTx[tx.vin[i].prevout] = CInPoint(&mapTx[hash], i);
@ -1325,19 +1323,8 @@ bool CBlock::ConnectBlock(CTxDB& txdb, CBlockIndex* pindex)
// This logic is not necessary for memory pool transactions, as AcceptToMemoryPool // This logic is not necessary for memory pool transactions, as AcceptToMemoryPool
// already refuses previously-known transaction id's entirely. // already refuses previously-known transaction id's entirely.
// This rule applies to all blocks whose timestamp is after March 15, 2012, 0:00 UTC. // This rule applies to all blocks whose timestamp is after March 15, 2012, 0:00 UTC.
if (pindex->nTime > 1331769600) int64 nBIP30SwitchTime = 1331769600;
{ bool fEnforceBIP30 = (pindex->nTime > nBIP30SwitchTime);
BOOST_FOREACH(CTransaction& tx, vtx)
{
CTxIndex txindexOld;
if (txdb.ReadTxIndex(tx.GetHash(), txindexOld))
{
BOOST_FOREACH(CDiskTxPos &pos, txindexOld.vSpent)
if (pos.IsNull())
return false;
}
}
}
// BIP16 didn't become active until Apr 1 2012 // BIP16 didn't become active until Apr 1 2012
int64 nBIP16SwitchTime = 1333238400; int64 nBIP16SwitchTime = 1333238400;
@ -1351,6 +1338,17 @@ bool CBlock::ConnectBlock(CTxDB& txdb, CBlockIndex* pindex)
unsigned int nSigOps = 0; unsigned int nSigOps = 0;
BOOST_FOREACH(CTransaction& tx, vtx) BOOST_FOREACH(CTransaction& tx, vtx)
{ {
uint256 hashTx = tx.GetHash();
if (fEnforceBIP30) {
CTxIndex txindexOld;
if (txdb.ReadTxIndex(hashTx, txindexOld)) {
BOOST_FOREACH(CDiskTxPos &pos, txindexOld.vSpent)
if (pos.IsNull())
return false;
}
}
nSigOps += tx.GetLegacySigOpCount(); nSigOps += tx.GetLegacySigOpCount();
if (nSigOps > MAX_BLOCK_SIGOPS) if (nSigOps > MAX_BLOCK_SIGOPS)
return DoS(100, error("ConnectBlock() : too many sigops")); return DoS(100, error("ConnectBlock() : too many sigops"));
@ -1381,7 +1379,7 @@ bool CBlock::ConnectBlock(CTxDB& txdb, CBlockIndex* pindex)
return false; return false;
} }
mapQueuedChanges[tx.GetHash()] = CTxIndex(posThisTx, tx.vout.size()); mapQueuedChanges[hashTx] = CTxIndex(posThisTx, tx.vout.size());
} }
// Write queued txindex changes // Write queued txindex changes

2
src/main.h
View File

@ -1602,7 +1602,7 @@ public:
bool accept(CTxDB& txdb, CTransaction &tx, bool accept(CTxDB& txdb, CTransaction &tx,
bool fCheckInputs, bool* pfMissingInputs); bool fCheckInputs, bool* pfMissingInputs);
bool addUnchecked(CTransaction &tx); bool addUnchecked(const uint256& hash, CTransaction &tx);
bool remove(CTransaction &tx); bool remove(CTransaction &tx);
void queryHashes(std::vector<uint256>& vtxid); void queryHashes(std::vector<uint256>& vtxid);