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wallet: Avoid second mapWallet lookup

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This commit is contained in:
João Barbosa 2017-08-13 15:04:57 +01:00
parent aeb3175627
commit 8f2f1e0458
4 changed files with 44 additions and 31 deletions
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7
src/qt/walletmodel.cpp
View file

@ -577,10 +577,11 @@ void WalletModel::getOutputs(const std::vector<COutPoint>& vOutpoints, std::vect
LOCK2(cs_main, wallet->cs_wallet);
for (const COutPoint& outpoint : vOutpoints)
{
if (!wallet->mapWallet.count(outpoint.hash)) continue;
int nDepth = wallet->mapWallet[outpoint.hash].GetDepthInMainChain();
auto it = wallet->mapWallet.find(outpoint.hash);
if (it == wallet->mapWallet.end()) continue;
int nDepth = it->second.GetDepthInMainChain();
if (nDepth < 0) continue;
COutput out(&wallet->mapWallet[outpoint.hash], outpoint.n, nDepth, true /* spendable */, true /* solvable */, true /* safe */);
COutput out(&it->second, outpoint.n, nDepth, true /* spendable */, true /* solvable */, true /* safe */);
vOutputs.push_back(out);
}
}

9
src/wallet/feebumper.cpp
View file

@ -76,12 +76,12 @@ CFeeBumper::CFeeBumper(const CWallet *pWallet, const uint256 txidIn, const CCoin
vErrors.clear();
bumpedTxid.SetNull();
AssertLockHeld(pWallet->cs_wallet);
if (!pWallet->mapWallet.count(txid)) {
auto it = pWallet->mapWallet.find(txid);
if (it == pWallet->mapWallet.end()) {
vErrors.push_back("Invalid or non-wallet transaction id");
currentResult = BumpFeeResult::INVALID_ADDRESS_OR_KEY;
return;
}
auto it = pWallet->mapWallet.find(txid);
const CWalletTx& wtx = it->second;
if (!preconditionChecks(pWallet, wtx)) {
@ -241,12 +241,13 @@ bool CFeeBumper::commit(CWallet *pWallet)
if (!vErrors.empty() || currentResult != BumpFeeResult::OK) {
return false;
}
if (txid.IsNull() || !pWallet->mapWallet.count(txid)) {
auto it = txid.IsNull() ? pWallet->mapWallet.end() : pWallet->mapWallet.find(txid);
if (it == pWallet->mapWallet.end()) {
vErrors.push_back("Invalid or non-wallet transaction id");
currentResult = BumpFeeResult::MISC_ERROR;
return false;
}
CWalletTx& oldWtx = pWallet->mapWallet[txid];
CWalletTx& oldWtx = it->second;
// make sure the transaction still has no descendants and hasn't been mined in the meantime
if (!preconditionChecks(pWallet, oldWtx)) {

10
src/wallet/rpcwallet.cpp
View file

@ -1874,10 +1874,11 @@ UniValue listsinceblock(const JSONRPCRequest& request)
throw JSONRPCError(RPC_INTERNAL_ERROR, "Can't read block from disk");
}
for (const CTransactionRef& tx : block.vtx) {
if (pwallet->mapWallet.count(tx->GetHash()) > 0) {
auto it = pwallet->mapWallet.find(tx->GetHash());
if (it != pwallet->mapWallet.end()) {
// We want all transactions regardless of confirmation count to appear here,
// even negative confirmation ones, hence the big negative.
ListTransactions(pwallet, pwallet->mapWallet[tx->GetHash()], "*", -100000000, true, removed, filter);
ListTransactions(pwallet, it->second, "*", -100000000, true, removed, filter);
}
}
paltindex = paltindex->pprev;
@ -1957,10 +1958,11 @@ UniValue gettransaction(const JSONRPCRequest& request)
filter = filter | ISMINE_WATCH_ONLY;
UniValue entry(UniValue::VOBJ);
if (!pwallet->mapWallet.count(hash)) {
auto it = pwallet->mapWallet.find(hash);
if (it == pwallet->mapWallet.end()) {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid or non-wallet transaction id");
}
const CWalletTx& wtx = pwallet->mapWallet[hash];
const CWalletTx& wtx = it->second;
CAmount nCredit = wtx.GetCredit(filter);
CAmount nDebit = wtx.GetDebit(filter);

49
src/wallet/wallet.cpp
View file

@ -590,8 +590,9 @@ void CWallet::AddToSpends(const COutPoint& outpoint, const uint256& wtxid)
void CWallet::AddToSpends(const uint256& wtxid)
{
assert(mapWallet.count(wtxid));
CWalletTx& thisTx = mapWallet[wtxid];
auto it = mapWallet.find(wtxid);
assert(it != mapWallet.end());
CWalletTx& thisTx = it->second;
if (thisTx.IsCoinBase()) // Coinbases don't spend anything!
return;
@ -974,8 +975,9 @@ bool CWallet::LoadToWallet(const CWalletTx& wtxIn)
wtxOrdered.insert(std::make_pair(wtx.nOrderPos, TxPair(&wtx, (CAccountingEntry*)0)));
AddToSpends(hash);
for (const CTxIn& txin : wtx.tx->vin) {
if (mapWallet.count(txin.prevout.hash)) {
CWalletTx& prevtx = mapWallet[txin.prevout.hash];
auto it = mapWallet.find(txin.prevout.hash);
if (it != mapWallet.end()) {
CWalletTx& prevtx = it->second;
if (prevtx.nIndex == -1 && !prevtx.hashUnset()) {
MarkConflicted(prevtx.hashBlock, wtx.GetHash());
}
@ -1050,8 +1052,9 @@ bool CWallet::AbandonTransaction(const uint256& hashTx)
std::set<uint256> done;
// Can't mark abandoned if confirmed or in mempool
assert(mapWallet.count(hashTx));
CWalletTx& origtx = mapWallet[hashTx];
auto it = mapWallet.find(hashTx);
assert(it != mapWallet.end());
CWalletTx& origtx = it->second;
if (origtx.GetDepthInMainChain() > 0 || origtx.InMempool()) {
return false;
}
@ -1062,8 +1065,9 @@ bool CWallet::AbandonTransaction(const uint256& hashTx)
uint256 now = *todo.begin();
todo.erase(now);
done.insert(now);
assert(mapWallet.count(now));
CWalletTx& wtx = mapWallet[now];
auto it = mapWallet.find(now);
assert(it != mapWallet.end());
CWalletTx& wtx = it->second;
int currentconfirm = wtx.GetDepthInMainChain();
// If the orig tx was not in block, none of its spends can be
assert(currentconfirm <= 0);
@ -1088,8 +1092,10 @@ bool CWallet::AbandonTransaction(const uint256& hashTx)
// available of the outputs it spends. So force those to be recomputed
for (const CTxIn& txin : wtx.tx->vin)
{
if (mapWallet.count(txin.prevout.hash))
mapWallet[txin.prevout.hash].MarkDirty();
auto it = mapWallet.find(txin.prevout.hash);
if (it != mapWallet.end()) {
it->second.MarkDirty();
}
}
}
}
@ -1127,8 +1133,9 @@ void CWallet::MarkConflicted(const uint256& hashBlock, const uint256& hashTx)
uint256 now = *todo.begin();
todo.erase(now);
done.insert(now);
assert(mapWallet.count(now));
CWalletTx& wtx = mapWallet[now];
auto it = mapWallet.find(now);
assert(it != mapWallet.end());
CWalletTx& wtx = it->second;
int currentconfirm = wtx.GetDepthInMainChain();
if (conflictconfirms < currentconfirm) {
// Block is 'more conflicted' than current confirm; update.
@ -1147,10 +1154,11 @@ void CWallet::MarkConflicted(const uint256& hashBlock, const uint256& hashTx)
}
// If a transaction changes 'conflicted' state, that changes the balance
// available of the outputs it spends. So force those to be recomputed
for (const CTxIn& txin : wtx.tx->vin)
{
if (mapWallet.count(txin.prevout.hash))
mapWallet[txin.prevout.hash].MarkDirty();
for (const CTxIn& txin : wtx.tx->vin) {
auto it = mapWallet.find(txin.prevout.hash);
if (it != mapWallet.end()) {
it->second.MarkDirty();
}
}
}
}
@ -1165,10 +1173,11 @@ void CWallet::SyncTransaction(const CTransactionRef& ptx, const CBlockIndex *pin
// If a transaction changes 'conflicted' state, that changes the balance
// available of the outputs it spends. So force those to be
// recomputed, also:
for (const CTxIn& txin : tx.vin)
{
if (mapWallet.count(txin.prevout.hash))
mapWallet[txin.prevout.hash].MarkDirty();
for (const CTxIn& txin : tx.vin) {
auto it = mapWallet.find(txin.prevout.hash);
if (it != mapWallet.end()) {
it->second.MarkDirty();
}
}
}