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SelectCoins first pass tries not to use coins with less than 6 confirmations

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git-svn-id: https://bitcoin.svn.sourceforge.net/svnroot/bitcoin/trunk@177 1a98c847-1fd6-4fd8-948a-caf3550aa51b
This commit is contained in:
s_nakamoto 2010-11-09 19:47:07 +00:00
parent 461764cbbe
commit e2a186af10
2 changed files with 34 additions and 2 deletions
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14
main.cpp
View file

@ -3400,7 +3400,7 @@ int64 GetBalance()
}
bool SelectCoins(int64 nTargetValue, set<CWalletTx*>& setCoinsRet)
bool SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfTheirs, set<CWalletTx*>& setCoinsRet)
{
setCoinsRet.clear();
@ -3422,6 +3422,11 @@ bool SelectCoins(int64 nTargetValue, set<CWalletTx*>& setCoinsRet)
{
if (!pcoin->IsFinal() || pcoin->fSpent || !pcoin->IsConfirmed())
continue;
int nDepth = pcoin->GetDepthInMainChain();
if (nDepth < (pcoin->IsFromMe() ? nConfMine : nConfTheirs))
continue;
int64 n = pcoin->GetCredit();
if (n <= 0)
continue;
@ -3506,6 +3511,13 @@ bool SelectCoins(int64 nTargetValue, set<CWalletTx*>& setCoinsRet)
return true;
}
bool SelectCoins(int64 nTargetValue, set<CWalletTx*>& setCoinsRet)
{
return (SelectCoinsMinConf(nTargetValue, 1, 6, setCoinsRet) ||
SelectCoinsMinConf(nTargetValue, 1, 1, setCoinsRet) ||
SelectCoinsMinConf(nTargetValue, 0, 1, setCoinsRet));
}

22
main.h
View file

@ -487,6 +487,11 @@ public:
return false;
}
bool IsFromMe() const
{
return (GetDebit() > 0);
}
int64 GetDebit() const
{
int64 nDebit = 0;
@ -789,8 +794,23 @@ public:
return nCreditCached;
}
bool IsFromMe() const
{
return (GetDebit() > 0);
}
bool IsConfirmed() const
{
// Quick answer in most cases
if (!IsFinal())
return false;
if (GetDepthInMainChain() >= 1)
return true;
if (!IsFromMe()) // using wtx's cached debit
return false;
// If no confirmations but it's from us, we can still
// consider it confirmed if all dependencies are confirmed
map<uint256, const CMerkleTx*> mapPrev;
vector<const CMerkleTx*> vWorkQueue;
vWorkQueue.reserve(vtxPrev.size()+1);
@ -803,7 +823,7 @@ public:
return false;
if (ptx->GetDepthInMainChain() >= 1)
return true;
if (ptx->GetDebit() <= 0)
if (!ptx->IsFromMe())
return false;
if (mapPrev.empty())