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authorJoão Barbosa <joao.paulo.barbosa@gmail.com>2018-02-08 18:18:51 +0000
committerJoão Barbosa <joao.paulo.barbosa@gmail.com>2018-02-08 18:18:51 +0000
commit2f960b50703a9599b82b7291139b428f4a9b96c3 (patch)
tree1ce2ab66897dfc9fa4e88ac9de3ee461854417e3
parent1beea7af92994dca83facb11bbef82b24b538400 (diff)
downloadbitcoin-2f960b50703a9599b82b7291139b428f4a9b96c3.tar.xz
[wallet] Indent only change of CWallet::AvailableCoins
-rw-r--r--src/wallet/wallet.cpp153
1 files changed, 75 insertions, 78 deletions
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index e89921e95b..068aa9fdd1 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -2202,108 +2202,105 @@ void CWallet::AvailableCoins(std::vector<COutput> &vCoins, bool fOnlySafe, const
AssertLockHeld(cs_wallet);
vCoins.clear();
+ CAmount nTotal = 0;
+ for (const auto& entry : mapWallet)
{
- CAmount nTotal = 0;
+ const uint256& wtxid = entry.first;
+ const CWalletTx* pcoin = &entry.second;
- for (const auto& entry : mapWallet)
- {
- const uint256& wtxid = entry.first;
- const CWalletTx* pcoin = &entry.second;
+ if (!CheckFinalTx(*pcoin->tx))
+ continue;
- if (!CheckFinalTx(*pcoin->tx))
- continue;
+ if (pcoin->IsCoinBase() && pcoin->GetBlocksToMaturity() > 0)
+ continue;
- if (pcoin->IsCoinBase() && pcoin->GetBlocksToMaturity() > 0)
- continue;
+ int nDepth = pcoin->GetDepthInMainChain();
+ if (nDepth < 0)
+ continue;
- int nDepth = pcoin->GetDepthInMainChain();
- if (nDepth < 0)
- continue;
+ // We should not consider coins which aren't at least in our mempool
+ // It's possible for these to be conflicted via ancestors which we may never be able to detect
+ if (nDepth == 0 && !pcoin->InMempool())
+ continue;
- // We should not consider coins which aren't at least in our mempool
- // It's possible for these to be conflicted via ancestors which we may never be able to detect
- if (nDepth == 0 && !pcoin->InMempool())
- continue;
+ bool safeTx = pcoin->IsTrusted();
+
+ // We should not consider coins from transactions that are replacing
+ // other transactions.
+ //
+ // Example: There is a transaction A which is replaced by bumpfee
+ // transaction B. In this case, we want to prevent creation of
+ // a transaction B' which spends an output of B.
+ //
+ // Reason: If transaction A were initially confirmed, transactions B
+ // and B' would no longer be valid, so the user would have to create
+ // a new transaction C to replace B'. However, in the case of a
+ // one-block reorg, transactions B' and C might BOTH be accepted,
+ // when the user only wanted one of them. Specifically, there could
+ // be a 1-block reorg away from the chain where transactions A and C
+ // were accepted to another chain where B, B', and C were all
+ // accepted.
+ if (nDepth == 0 && pcoin->mapValue.count("replaces_txid")) {
+ safeTx = false;
+ }
- bool safeTx = pcoin->IsTrusted();
-
- // We should not consider coins from transactions that are replacing
- // other transactions.
- //
- // Example: There is a transaction A which is replaced by bumpfee
- // transaction B. In this case, we want to prevent creation of
- // a transaction B' which spends an output of B.
- //
- // Reason: If transaction A were initially confirmed, transactions B
- // and B' would no longer be valid, so the user would have to create
- // a new transaction C to replace B'. However, in the case of a
- // one-block reorg, transactions B' and C might BOTH be accepted,
- // when the user only wanted one of them. Specifically, there could
- // be a 1-block reorg away from the chain where transactions A and C
- // were accepted to another chain where B, B', and C were all
- // accepted.
- if (nDepth == 0 && pcoin->mapValue.count("replaces_txid")) {
- safeTx = false;
- }
+ // Similarly, we should not consider coins from transactions that
+ // have been replaced. In the example above, we would want to prevent
+ // creation of a transaction A' spending an output of A, because if
+ // transaction B were initially confirmed, conflicting with A and
+ // A', we wouldn't want to the user to create a transaction D
+ // intending to replace A', but potentially resulting in a scenario
+ // where A, A', and D could all be accepted (instead of just B and
+ // D, or just A and A' like the user would want).
+ if (nDepth == 0 && pcoin->mapValue.count("replaced_by_txid")) {
+ safeTx = false;
+ }
- // Similarly, we should not consider coins from transactions that
- // have been replaced. In the example above, we would want to prevent
- // creation of a transaction A' spending an output of A, because if
- // transaction B were initially confirmed, conflicting with A and
- // A', we wouldn't want to the user to create a transaction D
- // intending to replace A', but potentially resulting in a scenario
- // where A, A', and D could all be accepted (instead of just B and
- // D, or just A and A' like the user would want).
- if (nDepth == 0 && pcoin->mapValue.count("replaced_by_txid")) {
- safeTx = false;
- }
+ if (fOnlySafe && !safeTx) {
+ continue;
+ }
- if (fOnlySafe && !safeTx) {
- continue;
- }
+ if (nDepth < nMinDepth || nDepth > nMaxDepth)
+ continue;
- if (nDepth < nMinDepth || nDepth > nMaxDepth)
+ for (unsigned int i = 0; i < pcoin->tx->vout.size(); i++) {
+ if (pcoin->tx->vout[i].nValue < nMinimumAmount || pcoin->tx->vout[i].nValue > nMaximumAmount)
continue;
- for (unsigned int i = 0; i < pcoin->tx->vout.size(); i++) {
- if (pcoin->tx->vout[i].nValue < nMinimumAmount || pcoin->tx->vout[i].nValue > nMaximumAmount)
- continue;
-
- if (coinControl && coinControl->HasSelected() && !coinControl->fAllowOtherInputs && !coinControl->IsSelected(COutPoint(entry.first, i)))
- continue;
-
- if (IsLockedCoin(entry.first, i))
- continue;
+ if (coinControl && coinControl->HasSelected() && !coinControl->fAllowOtherInputs && !coinControl->IsSelected(COutPoint(entry.first, i)))
+ continue;
- if (IsSpent(wtxid, i))
- continue;
+ if (IsLockedCoin(entry.first, i))
+ continue;
- isminetype mine = IsMine(pcoin->tx->vout[i]);
+ if (IsSpent(wtxid, i))
+ continue;
- if (mine == ISMINE_NO) {
- continue;
- }
+ isminetype mine = IsMine(pcoin->tx->vout[i]);
- bool fSpendableIn = ((mine & ISMINE_SPENDABLE) != ISMINE_NO) || (coinControl && coinControl->fAllowWatchOnly && (mine & ISMINE_WATCH_SOLVABLE) != ISMINE_NO);
- bool fSolvableIn = (mine & (ISMINE_SPENDABLE | ISMINE_WATCH_SOLVABLE)) != ISMINE_NO;
+ if (mine == ISMINE_NO) {
+ continue;
+ }
- vCoins.push_back(COutput(pcoin, i, nDepth, fSpendableIn, fSolvableIn, safeTx));
+ bool fSpendableIn = ((mine & ISMINE_SPENDABLE) != ISMINE_NO) || (coinControl && coinControl->fAllowWatchOnly && (mine & ISMINE_WATCH_SOLVABLE) != ISMINE_NO);
+ bool fSolvableIn = (mine & (ISMINE_SPENDABLE | ISMINE_WATCH_SOLVABLE)) != ISMINE_NO;
- // Checks the sum amount of all UTXO's.
- if (nMinimumSumAmount != MAX_MONEY) {
- nTotal += pcoin->tx->vout[i].nValue;
+ vCoins.push_back(COutput(pcoin, i, nDepth, fSpendableIn, fSolvableIn, safeTx));
- if (nTotal >= nMinimumSumAmount) {
- return;
- }
- }
+ // Checks the sum amount of all UTXO's.
+ if (nMinimumSumAmount != MAX_MONEY) {
+ nTotal += pcoin->tx->vout[i].nValue;
- // Checks the maximum number of UTXO's.
- if (nMaximumCount > 0 && vCoins.size() >= nMaximumCount) {
+ if (nTotal >= nMinimumSumAmount) {
return;
}
}
+
+ // Checks the maximum number of UTXO's.
+ if (nMaximumCount > 0 && vCoins.size() >= nMaximumCount) {
+ return;
+ }
}
}
}