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Add COutput::fSafe member for safe handling of unconfirmed outputs

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This exposes a value computed in CWallet::AvailableCoins so it can used for
other things, like inclusion in listunspent output.
This commit is contained in:
Russell Yanofsky
2017-02-23 11:20:16 -05:00
committed by NicolasDorier
parent 8910b4717e
commit af61d9f78b
5 changed files with 30 additions and 16 deletions
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19
src/wallet/wallet.cpp
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@@ -1946,7 +1946,7 @@ CAmount CWallet::GetImmatureWatchOnlyBalance() const
return nTotal;
}
void CWallet::AvailableCoins(std::vector<COutput>& vCoins, bool fOnlyConfirmed, const CCoinControl *coinControl, bool fIncludeZeroValue) const
void CWallet::AvailableCoins(std::vector<COutput>& vCoins, bool fOnlySafe, const CCoinControl *coinControl, bool fIncludeZeroValue) const
{
vCoins.clear();
@@ -1960,9 +1960,6 @@ void CWallet::AvailableCoins(std::vector<COutput>& vCoins, bool fOnlyConfirmed,
if (!CheckFinalTx(*pcoin))
continue;
if (fOnlyConfirmed && !pcoin->IsTrusted())
continue;
if (pcoin->IsCoinBase() && pcoin->GetBlocksToMaturity() > 0)
continue;
@@ -1975,6 +1972,8 @@ void CWallet::AvailableCoins(std::vector<COutput>& vCoins, bool fOnlyConfirmed,
if (nDepth == 0 && !pcoin->InMempool())
continue;
bool safeTx = pcoin->IsTrusted();
// We should not consider coins from transactions that are replacing
// other transactions.
//
@@ -1990,8 +1989,8 @@ void CWallet::AvailableCoins(std::vector<COutput>& vCoins, bool fOnlyConfirmed,
// 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 && fOnlyConfirmed && pcoin->mapValue.count("replaces_txid")) {
continue;
if (nDepth == 0 && pcoin->mapValue.count("replaces_txid")) {
safeTx = false;
}
// Similarly, we should not consider coins from transactions that
@@ -2002,7 +2001,11 @@ void CWallet::AvailableCoins(std::vector<COutput>& vCoins, bool fOnlyConfirmed,
// 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 && fOnlyConfirmed && pcoin->mapValue.count("replaced_by_txid")) {
if (nDepth == 0 && pcoin->mapValue.count("replaced_by_txid")) {
safeTx = false;
}
if (fOnlySafe && !safeTx) {
continue;
}
@@ -2014,7 +2017,7 @@ void CWallet::AvailableCoins(std::vector<COutput>& vCoins, bool fOnlyConfirmed,
vCoins.push_back(COutput(pcoin, i, nDepth,
((mine & ISMINE_SPENDABLE) != ISMINE_NO) ||
(coinControl && coinControl->fAllowWatchOnly && (mine & ISMINE_WATCH_SOLVABLE) != ISMINE_NO),
(mine & (ISMINE_SPENDABLE | ISMINE_WATCH_SOLVABLE)) != ISMINE_NO));
(mine & (ISMINE_SPENDABLE | ISMINE_WATCH_SOLVABLE)) != ISMINE_NO, safeTx));
}
}
}