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Add new RPC "lockunspent", to prevent spending of selected outputs

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and associated RPC "listlockunspent".

This is a memory-only filter, which is empty when a node restarts.
This commit is contained in:
Jeff Garzik
2012-09-27 13:52:09 -04:00
committed by Jeff Garzik
parent 6caffb5358
commit fdbb537d26
5 changed files with 125 additions and 3 deletions
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38
src/wallet.cpp
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@@ -953,9 +953,11 @@ void CWallet::AvailableCoins(vector<COutput>& vCoins, bool fOnlyConfirmed) const
if (pcoin->IsCoinBase() && pcoin->GetBlocksToMaturity() > 0)
continue;
for (unsigned int i = 0; i < pcoin->vout.size(); i++)
if (!(pcoin->IsSpent(i)) && IsMine(pcoin->vout[i]) && pcoin->vout[i].nValue > 0)
for (unsigned int i = 0; i < pcoin->vout.size(); i++) {
if (!(pcoin->IsSpent(i)) && IsMine(pcoin->vout[i]) &&
!IsLockedCoin((*it).first, i) && pcoin->vout[i].nValue > 0)
vCoins.push_back(COutput(pcoin, i, pcoin->GetDepthInMainChain()));
}
}
}
}
@@ -1766,3 +1768,35 @@ void CWallet::UpdatedTransaction(const uint256 &hashTx)
NotifyTransactionChanged(this, hashTx, CT_UPDATED);
}
}
void CWallet::LockCoin(COutPoint& output)
{
setLockedCoins.insert(output);
}
void CWallet::UnlockCoin(COutPoint& output)
{
setLockedCoins.erase(output);
}
void CWallet::UnlockAllCoins()
{
setLockedCoins.clear();
}
bool CWallet::IsLockedCoin(uint256 hash, unsigned int n) const
{
COutPoint outpt(hash, n);
return (setLockedCoins.count(outpt) > 0);
}
void CWallet::ListLockedCoins(std::vector<COutPoint>& vOutpts)
{
for (std::set<COutPoint>::iterator it = setLockedCoins.begin();
it != setLockedCoins.end(); it++) {
COutPoint outpt = (*it);
vOutpts.push_back(outpt);
}
}