X-Git-Url: https://git.novaco.in/?a=blobdiff_plain;f=src%2Fwallet.cpp;h=f8338b787f18464ac643024ae527ea2fca79d4fa;hb=9eace6b1130ce7eb938476750159ec0baf752531;hp=1daec98d3453348d83122992db301f2b604d2809;hpb=471426fb3b2c2fa37640c03819c4f7be69ba8301;p=novacoin.git diff --git a/src/wallet.cpp b/src/wallet.cpp index 1daec98..f8338b7 100644 --- a/src/wallet.cpp +++ b/src/wallet.cpp @@ -1,11 +1,10 @@ // Copyright (c) 2009-2010 Satoshi Nakamoto -// Copyright (c) 2011 The Bitcoin developers +// Copyright (c) 2009-2012 The Bitcoin developers // Distributed under the MIT/X11 software license, see the accompanying // file license.txt or http://www.opensource.org/licenses/mit-license.php. -#include "headers.h" -#include "db.h" -#include "cryptopp/sha.h" +#include "wallet.h" +#include "walletdb.h" #include "crypter.h" using namespace std; @@ -16,6 +15,23 @@ using namespace std; // mapWallet // +std::vector CWallet::GenerateNewKey() +{ + bool fCompressed = CanSupportFeature(FEATURE_COMPRPUBKEY); // default to compressed public keys if we want 0.6.0 wallets + + RandAddSeedPerfmon(); + CKey key; + key.MakeNewKey(fCompressed); + + // Compressed public keys were introduced in version 0.6.0 + if (fCompressed) + SetMinVersion(FEATURE_COMPRPUBKEY); + + if (!AddKey(key)) + throw std::runtime_error("CWallet::GenerateNewKey() : AddKey failed"); + return key.GetPubKey(); +} + bool CWallet::AddKey(const CKey& key) { if (!CCryptoKeyStore::AddKey(key)) @@ -33,16 +49,26 @@ bool CWallet::AddCryptedKey(const vector &vchPubKey, const vector return false; if (!fFileBacked) return true; - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); if (pwalletdbEncryption) return pwalletdbEncryption->WriteCryptedKey(vchPubKey, vchCryptedSecret); else return CWalletDB(strWalletFile).WriteCryptedKey(vchPubKey, vchCryptedSecret); } + return false; } -bool CWallet::Unlock(const string& strWalletPassphrase) +bool CWallet::AddCScript(const CScript& redeemScript) +{ + if (!CCryptoKeyStore::AddCScript(redeemScript)) + return false; + if (!fFileBacked) + return true; + return CWalletDB(strWalletFile).WriteCScript(Hash160(redeemScript), redeemScript); +} + +bool CWallet::Unlock(const SecureString& strWalletPassphrase) { if (!IsLocked()) return false; @@ -50,7 +76,8 @@ bool CWallet::Unlock(const string& strWalletPassphrase) CCrypter crypter; CKeyingMaterial vMasterKey; - CRITICAL_BLOCK(cs_wallet) + { + LOCK(cs_wallet); BOOST_FOREACH(const MasterKeyMap::value_type& pMasterKey, mapMasterKeys) { if(!crypter.SetKeyFromPassphrase(strWalletPassphrase, pMasterKey.second.vchSalt, pMasterKey.second.nDeriveIterations, pMasterKey.second.nDerivationMethod)) @@ -60,15 +87,16 @@ bool CWallet::Unlock(const string& strWalletPassphrase) if (CCryptoKeyStore::Unlock(vMasterKey)) return true; } + } return false; } -bool CWallet::ChangeWalletPassphrase(const string& strOldWalletPassphrase, const string& strNewWalletPassphrase) +bool CWallet::ChangeWalletPassphrase(const SecureString& strOldWalletPassphrase, const SecureString& strNewWalletPassphrase) { bool fWasLocked = IsLocked(); - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); Lock(); CCrypter crypter; @@ -109,6 +137,11 @@ bool CWallet::ChangeWalletPassphrase(const string& strOldWalletPassphrase, const return false; } +void CWallet::SetBestChain(const CBlockLocator& loc) +{ + CWalletDB walletdb(strWalletFile); + walletdb.WriteBestBlock(loc); +} // This class implements an addrIncoming entry that causes pre-0.4 // clients to crash on startup if reading a private-key-encrypted wallet. @@ -122,7 +155,51 @@ public: ) }; -bool CWallet::EncryptWallet(const string& strWalletPassphrase) +bool CWallet::SetMinVersion(enum WalletFeature nVersion, CWalletDB* pwalletdbIn, bool fExplicit) +{ + if (nWalletVersion >= nVersion) + return true; + + // when doing an explicit upgrade, if we pass the max version permitted, upgrade all the way + if (fExplicit && nVersion > nWalletMaxVersion) + nVersion = FEATURE_LATEST; + + nWalletVersion = nVersion; + + if (nVersion > nWalletMaxVersion) + nWalletMaxVersion = nVersion; + + if (fFileBacked) + { + CWalletDB* pwalletdb = pwalletdbIn ? pwalletdbIn : new CWalletDB(strWalletFile); + if (nWalletVersion >= 40000) + { + // Versions prior to 0.4.0 did not support the "minversion" record. + // Use a CCorruptAddress to make them crash instead. + CCorruptAddress corruptAddress; + pwalletdb->WriteSetting("addrIncoming", corruptAddress); + } + if (nWalletVersion > 40000) + pwalletdb->WriteMinVersion(nWalletVersion); + if (!pwalletdbIn) + delete pwalletdb; + } + + return true; +} + +bool CWallet::SetMaxVersion(int nVersion) +{ + // cannot downgrade below current version + if (nWalletVersion > nVersion) + return false; + + nWalletMaxVersion = nVersion; + + return true; +} + +bool CWallet::EncryptWallet(const SecureString& strWalletPassphrase) { if (IsCrypted()) return false; @@ -158,8 +235,8 @@ bool CWallet::EncryptWallet(const string& strWalletPassphrase) if (!crypter.Encrypt(vMasterKey, kMasterKey.vchCryptedKey)) return false; - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); mapMasterKeys[++nMasterKeyMaxID] = kMasterKey; if (fFileBacked) { @@ -175,18 +252,26 @@ bool CWallet::EncryptWallet(const string& strWalletPassphrase) exit(1); //We now probably have half of our keys encrypted in memory, and half not...die and let the user reload their unencrypted wallet. } + // Encryption was introduced in version 0.4.0 + SetMinVersion(FEATURE_WALLETCRYPT, pwalletdbEncryption, true); + if (fFileBacked) { - CCorruptAddress corruptAddress; - pwalletdbEncryption->WriteSetting("addrIncoming", corruptAddress); if (!pwalletdbEncryption->TxnCommit()) exit(1); //We now have keys encrypted in memory, but no on disk...die to avoid confusion and let the user reload their unencrypted wallet. - pwalletdbEncryption->Close(); + delete pwalletdbEncryption; pwalletdbEncryption = NULL; } Lock(); + Unlock(strWalletPassphrase); + NewKeyPool(); + Lock(); + + // Need to completely rewrite the wallet file; if we don't, bdb might keep + // bits of the unencrypted private key in slack space in the database file. + CDB::Rewrite(strWalletFile); } return true; @@ -197,8 +282,8 @@ void CWallet::WalletUpdateSpent(const CTransaction &tx) // Anytime a signature is successfully verified, it's proof the outpoint is spent. // Update the wallet spent flag if it doesn't know due to wallet.dat being // restored from backup or the user making copies of wallet.dat. - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); BOOST_FOREACH(const CTxIn& txin, tx.vin) { map::iterator mi = mapWallet.find(txin.prevout.hash); @@ -217,15 +302,24 @@ void CWallet::WalletUpdateSpent(const CTransaction &tx) } } +void CWallet::MarkDirty() +{ + { + LOCK(cs_wallet); + BOOST_FOREACH(PAIRTYPE(const uint256, CWalletTx)& item, mapWallet) + item.second.MarkDirty(); + } +} + bool CWallet::AddToWallet(const CWalletTx& wtxIn) { uint256 hash = wtxIn.GetHash(); - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); // Inserts only if not already there, returns tx inserted or tx found pair::iterator, bool> ret = mapWallet.insert(make_pair(hash, wtxIn)); CWalletTx& wtx = (*ret.first).second; - wtx.pwallet = this; + wtx.BindWallet(this); bool fInsertedNew = ret.second; if (fInsertedNew) wtx.nTimeReceived = GetAdjustedTime(); @@ -260,7 +354,7 @@ bool CWallet::AddToWallet(const CWalletTx& wtxIn) if (fInsertedNew || fUpdated) if (!wtx.WriteToDisk()) return false; - +#ifndef QT_GUI // If default receiving address gets used, replace it with a new one CScript scriptDefaultKey; scriptDefaultKey.SetBitcoinAddress(vchDefaultKey); @@ -268,11 +362,15 @@ bool CWallet::AddToWallet(const CWalletTx& wtxIn) { if (txout.scriptPubKey == scriptDefaultKey) { - SetDefaultKey(GetOrReuseKeyFromPool()); - SetAddressBookName(CBitcoinAddress(vchDefaultKey), ""); + std::vector newDefaultKey; + if (GetKeyFromPool(newDefaultKey, false)) + { + SetDefaultKey(newDefaultKey); + SetAddressBookName(CBitcoinAddress(vchDefaultKey), ""); + } } } - +#endif // Notify UI vWalletUpdated.push_back(hash); @@ -285,11 +383,14 @@ bool CWallet::AddToWallet(const CWalletTx& wtxIn) return true; } -bool CWallet::AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlock* pblock, bool fUpdate) +// Add a transaction to the wallet, or update it. +// pblock is optional, but should be provided if the transaction is known to be in a block. +// If fUpdate is true, existing transactions will be updated. +bool CWallet::AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlock* pblock, bool fUpdate, bool fFindBlock) { uint256 hash = tx.GetHash(); - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); bool fExisted = mapWallet.count(hash); if (fExisted && !fUpdate) return false; if (fExisted || IsMine(tx) || IsFromMe(tx)) @@ -310,8 +411,8 @@ bool CWallet::EraseFromWallet(uint256 hash) { if (!fFileBacked) return false; - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); if (mapWallet.erase(hash)) CWalletDB(strWalletFile).EraseTx(hash); } @@ -321,8 +422,8 @@ bool CWallet::EraseFromWallet(uint256 hash) bool CWallet::IsMine(const CTxIn &txin) const { - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); map::const_iterator mi = mapWallet.find(txin.prevout.hash); if (mi != mapWallet.end()) { @@ -337,8 +438,8 @@ bool CWallet::IsMine(const CTxIn &txin) const int64 CWallet::GetDebit(const CTxIn &txin) const { - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); map::const_iterator mi = mapWallet.find(txin.prevout.hash); if (mi != mapWallet.end()) { @@ -351,6 +452,26 @@ int64 CWallet::GetDebit(const CTxIn &txin) const return 0; } +bool CWallet::IsChange(const CTxOut& txout) const +{ + CBitcoinAddress address; + + // TODO: fix handling of 'change' outputs. The assumption is that any + // payment to a TX_PUBKEYHASH that is mine but isn't in the address book + // is change. That assumption is likely to break when we implement multisignature + // wallets that return change back into a multi-signature-protected address; + // a better way of identifying which outputs are 'the send' and which are + // 'the change' will need to be implemented (maybe extend CWalletTx to remember + // which output, if any, was change). + if (ExtractAddress(txout.scriptPubKey, address) && HaveKey(address)) + { + LOCK(cs_wallet); + if (!mapAddressBook.count(address)) + return true; + } + return false; +} + int64 CWalletTx::GetTxTime() const { return nTimeReceived; @@ -360,8 +481,8 @@ int CWalletTx::GetRequestCount() const { // Returns -1 if it wasn't being tracked int nRequests = -1; - CRITICAL_BLOCK(pwallet->cs_wallet) { + LOCK(pwallet->cs_wallet); if (IsCoinBase()) { // Generated block @@ -420,13 +541,12 @@ void CWalletTx::GetAmounts(int64& nGeneratedImmature, int64& nGeneratedMature, l nFee = nDebit - nValueOut; } - // Sent/received. Standard client will never generate a send-to-multiple-recipients, - // but non-standard clients might (so return a list of address/amount pairs) + // Sent/received. BOOST_FOREACH(const CTxOut& txout, vout) { CBitcoinAddress address; vector vchPubKey; - if (!ExtractAddress(txout.scriptPubKey, NULL, address)) + if (!ExtractAddress(txout.scriptPubKey, address)) { printf("CWalletTx::GetAmounts: Unknown transaction type found, txid %s\n", this->GetHash().ToString().c_str()); @@ -466,8 +586,8 @@ void CWalletTx::GetAccountAmounts(const string& strAccount, int64& nGenerated, i nSent += s.second; nFee = allFee; } - CRITICAL_BLOCK(pwallet->cs_wallet) { + LOCK(pwallet->cs_wallet); BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress,int64)& r, listReceived) { if (pwallet->mapAddressBook.count(r.first)) @@ -496,11 +616,11 @@ void CWalletTx::AddSupportingTransactions(CTxDB& txdb) vWorkQueue.push_back(txin.prevout.hash); // This critsect is OK because txdb is already open - CRITICAL_BLOCK(pwallet->cs_wallet) { + LOCK(pwallet->cs_wallet); map mapWalletPrev; set setAlreadyDone; - for (int i = 0; i < vWorkQueue.size(); i++) + for (unsigned int i = 0; i < vWorkQueue.size(); i++) { uint256 hash = vWorkQueue[i]; if (setAlreadyDone.count(hash)) @@ -533,8 +653,10 @@ void CWalletTx::AddSupportingTransactions(CTxDB& txdb) vtxPrev.push_back(tx); if (nDepth < COPY_DEPTH) + { BOOST_FOREACH(const CTxIn& txin, tx.vin) vWorkQueue.push_back(txin.prevout.hash); + } } } } @@ -547,13 +669,16 @@ bool CWalletTx::WriteToDisk() return CWalletDB(pwallet->strWalletFile).WriteTx(GetHash(), *this); } +// Scan the block chain (starting in pindexStart) for transactions +// from or to us. If fUpdate is true, found transactions that already +// exist in the wallet will be updated. int CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate) { int ret = 0; CBlockIndex* pindex = pindexStart; - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); while (pindex) { CBlock block; @@ -569,12 +694,22 @@ int CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate) return ret; } +int CWallet::ScanForWalletTransaction(const uint256& hashTx) +{ + CTransaction tx; + tx.ReadFromDisk(COutPoint(hashTx, 0)); + if (AddToWalletIfInvolvingMe(tx, NULL, true, true)) + return 1; + return 0; +} + void CWallet::ReacceptWalletTransactions() { CTxDB txdb("r"); bool fRepeat = true; - while (fRepeat) CRITICAL_BLOCK(cs_wallet) + while (fRepeat) { + LOCK(cs_wallet); fRepeat = false; vector vMissingTx; BOOST_FOREACH(PAIRTYPE(const uint256, CWalletTx)& item, mapWallet) @@ -593,7 +728,7 @@ void CWallet::ReacceptWalletTransactions() printf("ERROR: ReacceptWalletTransactions() : txindex.vSpent.size() %d != wtx.vout.size() %d\n", txindex.vSpent.size(), wtx.vout.size()); continue; } - for (int i = 0; i < txindex.vSpent.size(); i++) + for (unsigned int i = 0; i < txindex.vSpent.size(); i++) { if (wtx.IsSpent(i)) continue; @@ -676,8 +811,8 @@ void CWallet::ResendWalletTransactions() // Rebroadcast any of our txes that aren't in a block yet printf("ResendWalletTransactions()\n"); CTxDB txdb("r"); - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); // Sort them in chronological order multimap mapSorted; BOOST_FOREACH(PAIRTYPE(const uint256, CWalletTx)& item, mapWallet) @@ -710,8 +845,8 @@ void CWallet::ResendWalletTransactions() int64 CWallet::GetBalance() const { int64 nTotal = 0; - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); for (map::const_iterator it = mapWallet.begin(); it != mapWallet.end(); ++it) { const CWalletTx* pcoin = &(*it).second; @@ -724,6 +859,21 @@ int64 CWallet::GetBalance() const return nTotal; } +int64 CWallet::GetUnconfirmedBalance() const +{ + int64 nTotal = 0; + { + LOCK(cs_wallet); + for (map::const_iterator it = mapWallet.begin(); it != mapWallet.end(); ++it) + { + const CWalletTx* pcoin = &(*it).second; + if (pcoin->IsFinal() && pcoin->IsConfirmed()) + continue; + nTotal += pcoin->GetAvailableCredit(); + } + } + return nTotal; +} bool CWallet::SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfTheirs, set >& setCoinsRet, int64& nValueRet) const { @@ -732,13 +882,13 @@ bool CWallet::SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfThe // List of values less than target pair > coinLowestLarger; - coinLowestLarger.first = INT64_MAX; + coinLowestLarger.first = std::numeric_limits::max(); coinLowestLarger.second.first = NULL; vector > > vValue; int64 nTotalLower = 0; - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); vector vCoins; vCoins.reserve(mapWallet.size()); for (map::const_iterator it = mapWallet.begin(); it != mapWallet.end(); ++it) @@ -757,7 +907,7 @@ bool CWallet::SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfThe if (nDepth < (pcoin->IsFromMe() ? nConfMine : nConfTheirs)) continue; - for (int i = 0; i < pcoin->vout.size(); i++) + for (unsigned int i = 0; i < pcoin->vout.size(); i++) { if (pcoin->IsSpent(i) || !IsMine(pcoin->vout[i])) continue; @@ -790,7 +940,7 @@ bool CWallet::SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfThe if (nTotalLower == nTargetValue || nTotalLower == nTargetValue + CENT) { - for (int i = 0; i < vValue.size(); ++i) + for (unsigned int i = 0; i < vValue.size(); ++i) { setCoinsRet.insert(vValue[i].second); nValueRet += vValue[i].first; @@ -823,7 +973,7 @@ bool CWallet::SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfThe bool fReachedTarget = false; for (int nPass = 0; nPass < 2 && !fReachedTarget; nPass++) { - for (int i = 0; i < vValue.size(); i++) + for (unsigned int i = 0; i < vValue.size(); i++) { if (nPass == 0 ? rand() % 2 : !vfIncluded[i]) { @@ -852,7 +1002,7 @@ bool CWallet::SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfThe nValueRet += coinLowestLarger.first; } else { - for (int i = 0; i < vValue.size(); i++) + for (unsigned int i = 0; i < vValue.size(); i++) if (vfBest[i]) { setCoinsRet.insert(vValue[i].second); @@ -861,7 +1011,7 @@ bool CWallet::SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfThe //// debug print printf("SelectCoins() best subset: "); - for (int i = 0; i < vValue.size(); i++) + for (unsigned int i = 0; i < vValue.size(); i++) if (vfBest[i]) printf("%s ", FormatMoney(vValue[i].first).c_str()); printf("total %s\n", FormatMoney(nBest).c_str()); @@ -892,11 +1042,10 @@ bool CWallet::CreateTransaction(const vector >& vecSend, CW if (vecSend.empty() || nValue < 0) return false; - wtxNew.pwallet = this; + wtxNew.BindWallet(this); - CRITICAL_BLOCK(cs_main) - CRITICAL_BLOCK(cs_wallet) { + LOCK2(cs_main, cs_wallet); // txdb must be opened before the mapWallet lock CTxDB txdb("r"); { @@ -927,6 +1076,7 @@ bool CWallet::CreateTransaction(const vector >& vecSend, CW int64 nChange = nValueIn - nValue - nFeeRet; // if sub-cent change is required, the fee must be raised to at least MIN_TX_FEE // or until nChange becomes zero + // NOTE: this depends on the exact behaviour of GetMinFee if (nFeeRet < MIN_TX_FEE && nChange > 0 && nChange < CENT) { int64 nMoveToFee = min(nChange, MIN_TX_FEE - nFeeRet); @@ -947,12 +1097,11 @@ bool CWallet::CreateTransaction(const vector >& vecSend, CW vector vchPubKey = reservekey.GetReservedKey(); // assert(mapKeys.count(vchPubKey)); - // Fill a vout to ourself, using same address type as the payment + // Fill a vout to ourself + // TODO: pass in scriptChange instead of reservekey so + // change transaction isn't always pay-to-bitcoin-address CScript scriptChange; - if (vecSend[0].first.GetBitcoinAddress().IsValid()) - scriptChange.SetBitcoinAddress(vchPubKey); - else - scriptChange << vchPubKey << OP_CHECKSIG; + scriptChange.SetBitcoinAddress(vchPubKey); // Insert change txn at random position: vector::iterator position = wtxNew.vout.begin()+GetRandInt(wtxNew.vout.size()); @@ -980,7 +1129,7 @@ bool CWallet::CreateTransaction(const vector >& vecSend, CW // Check that enough fee is included int64 nPayFee = nTransactionFee * (1 + (int64)nBytes / 1000); bool fAllowFree = CTransaction::AllowFree(dPriority); - int64 nMinFee = wtxNew.GetMinFee(1, fAllowFree); + int64 nMinFee = wtxNew.GetMinFee(1, fAllowFree, GMF_SEND); if (nFeeRet < max(nPayFee, nMinFee)) { nFeeRet = max(nPayFee, nMinFee); @@ -1008,9 +1157,8 @@ bool CWallet::CreateTransaction(CScript scriptPubKey, int64 nValue, CWalletTx& w // Call after CreateTransaction unless you want to abort bool CWallet::CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey) { - CRITICAL_BLOCK(cs_main) - CRITICAL_BLOCK(cs_wallet) { + LOCK2(cs_main, cs_wallet); printf("CommitTransaction:\n%s", wtxNew.ToString().c_str()); { // This is only to keep the database open to defeat the auto-flush for the @@ -1030,7 +1178,7 @@ bool CWallet::CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey) BOOST_FOREACH(const CTxIn& txin, wtxNew.vin) { CWalletTx &coin = mapWallet[txin.prevout.hash]; - coin.pwallet = this; + coin.BindWallet(this); coin.MarkSpent(txin.prevout.n); coin.WriteToDisk(); vWalletUpdated.push_back(coin.GetHash()); @@ -1081,7 +1229,7 @@ string CWallet::SendMoney(CScript scriptPubKey, int64 nValue, CWalletTx& wtxNew, return strError; } - if (fAskFee && !ThreadSafeAskFee(nFeeRequired, _("Sending..."), NULL)) + if (fAskFee && !ThreadSafeAskFee(nFeeRequired, _("Sending..."))) return "ABORTED"; if (!CommitTransaction(wtxNew, reservekey)) @@ -1117,20 +1265,22 @@ int CWallet::LoadWallet(bool& fFirstRunRet) return false; fFirstRunRet = false; int nLoadWalletRet = CWalletDB(strWalletFile,"cr+").LoadWallet(this); + if (nLoadWalletRet == DB_NEED_REWRITE) + { + if (CDB::Rewrite(strWalletFile, "\x04pool")) + { + setKeyPool.clear(); + // Note: can't top-up keypool here, because wallet is locked. + // User will be prompted to unlock wallet the next operation + // the requires a new key. + } + nLoadWalletRet = DB_NEED_REWRITE; + } + if (nLoadWalletRet != DB_LOAD_OK) return nLoadWalletRet; fFirstRunRet = vchDefaultKey.empty(); - if (!HaveKey(Hash160(vchDefaultKey))) - { - // Create new keyUser and set as default key - RandAddSeedPerfmon(); - - SetDefaultKey(GetOrReuseKeyFromPool()); - if (!SetAddressBookName(CBitcoinAddress(vchDefaultKey), "")) - return DB_LOAD_FAIL; - } - CreateThread(ThreadFlushWalletDB, &strWalletFile); return DB_LOAD_OK; } @@ -1139,6 +1289,7 @@ int CWallet::LoadWallet(bool& fFirstRunRet) bool CWallet::SetAddressBookName(const CBitcoinAddress& address, const string& strName) { mapAddressBook[address] = strName; + AddressBookRepaint(); if (!fFileBacked) return false; return CWalletDB(strWalletFile).WriteName(address.ToString(), strName); @@ -1147,6 +1298,7 @@ bool CWallet::SetAddressBookName(const CBitcoinAddress& address, const string& s bool CWallet::DelAddressBookName(const CBitcoinAddress& address) { mapAddressBook.erase(address); + AddressBookRepaint(); if (!fFileBacked) return false; return CWalletDB(strWalletFile).EraseName(address.ToString()); @@ -1155,8 +1307,8 @@ bool CWallet::DelAddressBookName(const CBitcoinAddress& address) void CWallet::PrintWallet(const CBlock& block) { - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); if (mapWallet.count(block.vtx[0].GetHash())) { CWalletTx& wtx = mapWallet[block.vtx[0].GetHash()]; @@ -1168,8 +1320,8 @@ void CWallet::PrintWallet(const CBlock& block) bool CWallet::GetTransaction(const uint256 &hashTx, CWalletTx& wtx) { - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); map::iterator mi = mapWallet.find(hashTx); if (mi != mapWallet.end()) { @@ -1199,10 +1351,39 @@ bool GetWalletFile(CWallet* pwallet, string &strWalletFileOut) return true; } +// +// Mark old keypool keys as used, +// and generate all new keys +// +bool CWallet::NewKeyPool() +{ + { + LOCK(cs_wallet); + CWalletDB walletdb(strWalletFile); + BOOST_FOREACH(int64 nIndex, setKeyPool) + walletdb.ErasePool(nIndex); + setKeyPool.clear(); + + if (IsLocked()) + return false; + + int64 nKeys = max(GetArg("-keypool", 100), (int64)0); + for (int i = 0; i < nKeys; i++) + { + int64 nIndex = i+1; + walletdb.WritePool(nIndex, CKeyPool(GenerateNewKey())); + setKeyPool.insert(nIndex); + } + printf("CWallet::NewKeyPool wrote %"PRI64d" new keys\n", nKeys); + } + return true; +} + bool CWallet::TopUpKeyPool() { - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); + if (IsLocked()) return false; @@ -1228,8 +1409,9 @@ void CWallet::ReserveKeyFromKeyPool(int64& nIndex, CKeyPool& keypool) { nIndex = -1; keypool.vchPubKey.clear(); - CRITICAL_BLOCK(cs_wallet) { + LOCK(cs_wallet); + if (!IsLocked()) TopUpKeyPool(); @@ -1250,6 +1432,21 @@ void CWallet::ReserveKeyFromKeyPool(int64& nIndex, CKeyPool& keypool) } } +int64 CWallet::AddReserveKey(const CKeyPool& keypool) +{ + { + LOCK2(cs_main, cs_wallet); + CWalletDB walletdb(strWalletFile); + + int64 nIndex = 1 + *(--setKeyPool.end()); + if (!walletdb.WritePool(nIndex, keypool)) + throw runtime_error("AddReserveKey() : writing added key failed"); + setKeyPool.insert(nIndex); + return nIndex; + } + return -1; +} + void CWallet::KeepKey(int64 nIndex) { // Remove from key pool @@ -1264,20 +1461,35 @@ void CWallet::KeepKey(int64 nIndex) void CWallet::ReturnKey(int64 nIndex) { // Return to key pool - CRITICAL_BLOCK(cs_wallet) + { + LOCK(cs_wallet); setKeyPool.insert(nIndex); + } printf("keypool return %"PRI64d"\n", nIndex); } -vector CWallet::GetOrReuseKeyFromPool() +bool CWallet::GetKeyFromPool(vector& result, bool fAllowReuse) { int64 nIndex = 0; CKeyPool keypool; - ReserveKeyFromKeyPool(nIndex, keypool); - if(nIndex == -1) - return vchDefaultKey; - KeepKey(nIndex); - return keypool.vchPubKey; + { + LOCK(cs_wallet); + ReserveKeyFromKeyPool(nIndex, keypool); + if (nIndex == -1) + { + if (fAllowReuse && !vchDefaultKey.empty()) + { + result = vchDefaultKey; + return true; + } + if (IsLocked()) return false; + result = GenerateNewKey(); + return true; + } + KeepKey(nIndex); + result = keypool.vchPubKey; + } + return true; } int64 CWallet::GetOldestKeyPoolTime() @@ -1325,3 +1537,22 @@ void CReserveKey::ReturnKey() vchPubKey.clear(); } +void CWallet::GetAllReserveAddresses(set& setAddress) +{ + setAddress.clear(); + + CWalletDB walletdb(strWalletFile); + + LOCK2(cs_main, cs_wallet); + BOOST_FOREACH(const int64& id, setKeyPool) + { + CKeyPool keypool; + if (!walletdb.ReadPool(id, keypool)) + throw runtime_error("GetAllReserveKeyHashes() : read failed"); + CBitcoinAddress address(keypool.vchPubKey); + assert(!keypool.vchPubKey.empty()); + if (!HaveKey(address)) + throw runtime_error("GetAllReserveKeyHashes() : unknown key in key pool"); + setAddress.insert(address); + } +}