diff options
Diffstat (limited to 'main.cpp')
| -rw-r--r-- | main.cpp | 108 |
1 files changed, 62 insertions, 46 deletions
@@ -3739,14 +3739,16 @@ int64 GetBalance() } -bool SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfTheirs, set<CWalletTx*>& setCoinsRet) +bool SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfTheirs, set<pair<CWalletTx*,unsigned int> >& setCoinsRet, int64& nValueRet) { setCoinsRet.clear(); + nValueRet = 0; // List of values less than target - int64 nLowestLarger = INT64_MAX; - CWalletTx* pcoinLowestLarger = NULL; - vector<pair<int64, CWalletTx*> > vValue; + pair<int64, pair<CWalletTx*,unsigned int> > coinLowestLarger; + coinLowestLarger.first = INT64_MAX; + coinLowestLarger.second.first = NULL; + vector<pair<int64, pair<CWalletTx*,unsigned int> > > vValue; int64 nTotalLower = 0; CRITICAL_BLOCK(cs_mapWallet) @@ -3769,23 +3771,33 @@ bool SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfTheirs, set< if (nDepth < (pcoin->IsFromMe() ? nConfMine : nConfTheirs)) continue; - int64 n = pcoin->GetAvailableCredit(); - if (n <= 0) - continue; - if (n == nTargetValue) - { - setCoinsRet.insert(pcoin); - return true; - } - else if (n < nTargetValue + CENT) + for (int i = 0; i < pcoin->vout.size(); i++) { - vValue.push_back(make_pair(n, pcoin)); - nTotalLower += n; - } - else if (n < nLowestLarger) - { - nLowestLarger = n; - pcoinLowestLarger = pcoin; + if (pcoin->IsSpent(i) || !pcoin->vout[i].IsMine()) + continue; + + int64 n = pcoin->vout[i].nValue; + + if (n <= 0) + continue; + + pair<int64,pair<CWalletTx*,unsigned int> > coin = make_pair(n,make_pair(pcoin,i)); + + if (n == nTargetValue) + { + setCoinsRet.insert(coin.second); + nValueRet += coin.first; + return true; + } + else if (n < nTargetValue + CENT) + { + vValue.push_back(coin); + nTotalLower += n; + } + else if (n < coinLowestLarger.first) + { + coinLowestLarger = coin; + } } } } @@ -3793,15 +3805,19 @@ bool SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfTheirs, set< if (nTotalLower == nTargetValue || nTotalLower == nTargetValue + CENT) { for (int i = 0; i < vValue.size(); ++i) + { setCoinsRet.insert(vValue[i].second); + nValueRet += vValue[i].first; + } return true; } - if (nTotalLower < nTargetValue + (pcoinLowestLarger ? CENT : 0)) + if (nTotalLower < nTargetValue + (coinLowestLarger.second.first ? CENT : 0)) { - if (pcoinLowestLarger == NULL) + if (coinLowestLarger.second.first == NULL) return false; - setCoinsRet.insert(pcoinLowestLarger); + setCoinsRet.insert(coinLowestLarger.second); + nValueRet += coinLowestLarger.first; return true; } @@ -3844,13 +3860,18 @@ bool SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfTheirs, set< } // If the next larger is still closer, return it - if (pcoinLowestLarger && nLowestLarger - nTargetValue <= nBest - nTargetValue) - setCoinsRet.insert(pcoinLowestLarger); - else + if (coinLowestLarger.second.first && coinLowestLarger.first - nTargetValue <= nBest - nTargetValue) { + setCoinsRet.insert(coinLowestLarger.second); + nValueRet += coinLowestLarger.first; + } + else { for (int i = 0; i < vValue.size(); i++) if (vfBest[i]) + { setCoinsRet.insert(vValue[i].second); + nValueRet += vValue[i].first; + } //// debug print printf("SelectCoins() best subset: "); @@ -3863,11 +3884,11 @@ bool SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfTheirs, set< return true; } -bool SelectCoins(int64 nTargetValue, set<CWalletTx*>& setCoinsRet) +bool SelectCoins(int64 nTargetValue, set<pair<CWalletTx*,unsigned int> >& setCoinsRet, int64& nValueRet) { - return (SelectCoinsMinConf(nTargetValue, 1, 6, setCoinsRet) || - SelectCoinsMinConf(nTargetValue, 1, 1, setCoinsRet) || - SelectCoinsMinConf(nTargetValue, 0, 1, setCoinsRet)); + return (SelectCoinsMinConf(nTargetValue, 1, 6, setCoinsRet, nValueRet) || + SelectCoinsMinConf(nTargetValue, 1, 1, setCoinsRet, nValueRet) || + SelectCoinsMinConf(nTargetValue, 0, 1, setCoinsRet, nValueRet)); } @@ -3905,15 +3926,14 @@ bool CreateTransaction(const vector<pair<CScript, int64> >& vecSend, CWalletTx& wtxNew.vout.push_back(CTxOut(s.second, s.first)); // Choose coins to use - set<CWalletTx*> setCoins; - if (!SelectCoins(nTotalValue, setCoins)) - return false; + set<pair<CWalletTx*,unsigned int> > setCoins; int64 nValueIn = 0; - foreach(CWalletTx* pcoin, setCoins) + if (!SelectCoins(nTotalValue, setCoins, nValueIn)) + return false; + foreach(PAIRTYPE(CWalletTx*, unsigned int) pcoin, setCoins) { - int64 nCredit = pcoin->GetCredit(); - nValueIn += nCredit; - dPriority += (double)nCredit * pcoin->GetDepthInMainChain(); + int64 nCredit = pcoin.first->vout[pcoin.second].nValue; + dPriority += (double)nCredit * pcoin.first->GetDepthInMainChain(); } // Fill a vout back to self with any change @@ -3946,18 +3966,14 @@ bool CreateTransaction(const vector<pair<CScript, int64> >& vecSend, CWalletTx& reservekey.ReturnKey(); // Fill vin - foreach(CWalletTx* pcoin, setCoins) - for (int nOut = 0; nOut < pcoin->vout.size(); nOut++) - if (pcoin->vout[nOut].IsMine()) - wtxNew.vin.push_back(CTxIn(pcoin->GetHash(), nOut)); + foreach(const PAIRTYPE(CWalletTx*,unsigned int)& coin, setCoins) + wtxNew.vin.push_back(CTxIn(coin.first->GetHash(),coin.second)); // Sign int nIn = 0; - foreach(CWalletTx* pcoin, setCoins) - for (int nOut = 0; nOut < pcoin->vout.size(); nOut++) - if (pcoin->vout[nOut].IsMine()) - if (!SignSignature(*pcoin, wtxNew, nIn++)) - return false; + foreach(const PAIRTYPE(CWalletTx*,unsigned int)& coin, setCoins) + if (!SignSignature(*coin.first, wtxNew, nIn++)) + return false; // Limit size unsigned int nBytes = ::GetSerializeSize(*(CTransaction*)&wtxNew, SER_NETWORK); |