1 // Copyright (c) 2009-2010 Satoshi Nakamoto
2 // Copyright (c) 2009-2012 The Bitcoin developers
3 // Distributed under the MIT/X11 software license, see the accompanying
4 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
5 #ifndef BITCOIN_WALLET_H
6 #define BITCOIN_WALLET_H
17 #include "ui_interface.h"
21 extern unsigned int nStakeMaxAge;
22 extern bool fWalletUnlockMintOnly;
23 extern bool fConfChange;
24 class CAccountingEntry;
30 // Set of selected transactions
31 typedef std::set<std::pair<const CWalletTx*,unsigned int> > CoinsSet;
33 // Preloaded coins metadata
34 // (txid, vout.n) => ((txindex, (tx, vout.n)), (block, modifier))
35 typedef std::map<std::pair<uint256, unsigned int>, std::pair<std::pair<CTxIndex, std::pair<const CWalletTx*,unsigned int> >, std::pair<CBlock, uint64_t> > > MetaMap;
38 /** (client) version numbers for particular wallet features */
41 FEATURE_BASE = 10500, // the earliest version new wallets supports (only useful for getinfo's clientversion output)
43 FEATURE_WALLETCRYPT = 40000, // wallet encryption
44 FEATURE_COMPRPUBKEY = 60000, // compressed public keys
45 FEATURE_LATEST = 60000
48 /** A key pool entry */
60 CKeyPool(const CPubKey& vchPubKeyIn)
63 vchPubKey = vchPubKeyIn;
68 if (!(nType & SER_GETHASH))
75 /** A CWallet is an extension of a keystore, which also maintains a set of transactions and balances,
76 * and provides the ability to create new transactions.
78 class CWallet : public CCryptoKeyStore
81 bool SelectCoinsSimple(int64_t nTargetValue, int64_t nMinValue, int64_t nMaxValue, unsigned int nSpendTime, int nMinConf, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, int64_t& nValueRet) const;
82 bool SelectCoins(int64_t nTargetValue, unsigned int nSpendTime, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, int64_t& nValueRet, const CCoinControl *coinControl=NULL) const;
84 CWalletDB *pwalletdbEncryption, *pwalletdbDecryption;
86 // the current wallet version: clients below this version are not able to load the wallet
89 // the maximum wallet format version: memory-only variable that specifies to what version this wallet may be upgraded
90 int nWalletMaxVersion;
92 // selected coins metadata
93 std::map<std::pair<uint256, unsigned int>, std::pair<std::pair<CTxIndex, std::pair<const CWalletTx*,unsigned int> >, std::pair<CBlock, uint64_t> > > mapMeta;
95 // stake mining statistics
96 uint64_t nKernelsTried;
97 uint64_t nCoinDaysTried;
100 mutable CCriticalSection cs_wallet;
103 std::string strWalletFile;
105 std::set<int64_t> setKeyPool;
106 std::map<CKeyID, CKeyMetadata> mapKeyMetadata;
109 typedef std::map<unsigned int, CMasterKey> MasterKeyMap;
110 MasterKeyMap mapMasterKeys;
111 unsigned int nMasterKeyMaxID;
115 nWalletVersion = FEATURE_BASE;
116 nWalletMaxVersion = FEATURE_BASE;
119 pwalletdbEncryption = NULL;
120 pwalletdbDecryption = NULL;
125 CWallet(std::string strWalletFileIn)
127 nWalletVersion = FEATURE_BASE;
128 nWalletMaxVersion = FEATURE_BASE;
129 strWalletFile = strWalletFileIn;
132 pwalletdbEncryption = NULL;
133 pwalletdbDecryption = NULL;
139 std::map<uint256, CWalletTx> mapWallet;
140 std::vector<uint256> vMintingWalletUpdated;
141 int64_t nOrderPosNext;
142 std::map<uint256, int> mapRequestCount;
144 std::map<CTxDestination, std::string> mapAddressBook;
146 CPubKey vchDefaultKey;
147 int64_t nTimeFirstKey;
149 // check whether we are allowed to upgrade (or already support) to the named feature
150 bool CanSupportFeature(enum WalletFeature wf) { return nWalletMaxVersion >= wf; }
152 void AvailableCoinsMinConf(std::vector<COutput>& vCoins, int nConf, int64_t nMinValue, int64_t nMaxValue) const;
153 void AvailableCoins(std::vector<COutput>& vCoins, bool fOnlyConfirmed=true, const CCoinControl *coinControl=NULL) const;
154 bool SelectCoinsMinConf(int64_t nTargetValue, unsigned int nSpendTime, int nConfMine, int nConfTheirs, std::vector<COutput> vCoins, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, int64_t& nValueRet) const;
155 // keystore implementation
156 // Generate a new key
157 CPubKey GenerateNewKey();
158 // Adds a key to the store, and saves it to disk.
159 bool AddKey(const CKey& key);
160 // Adds a key to the store, without saving it to disk (used by LoadWallet)
161 bool LoadKey(const CKey& key) { return CCryptoKeyStore::AddKey(key); }
162 // Load metadata (used by LoadWallet)
163 bool LoadKeyMetadata(const CPubKey &pubkey, const CKeyMetadata &metadata);
165 bool LoadMinVersion(int nVersion) { nWalletVersion = nVersion; nWalletMaxVersion = std::max(nWalletMaxVersion, nVersion); return true; }
167 // Adds an encrypted key to the store, and saves it to disk.
168 bool AddCryptedKey(const CPubKey &vchPubKey, const std::vector<unsigned char> &vchCryptedSecret);
169 // Adds an encrypted key to the store, without saving it to disk (used by LoadWallet)
170 bool LoadCryptedKey(const CPubKey &vchPubKey, const std::vector<unsigned char> &vchCryptedSecret) { SetMinVersion(FEATURE_WALLETCRYPT); return CCryptoKeyStore::AddCryptedKey(vchPubKey, vchCryptedSecret); }
171 bool AddCScript(const CScript& redeemScript);
172 bool LoadCScript(const CScript& redeemScript);
174 // Adds a watch-only address to the store, and saves it to disk.
175 bool AddWatchOnly(const CScript &dest);
176 bool RemoveWatchOnly(const CScript &dest);
177 // Adds a watch-only address to the store, without saving it to disk (used by LoadWallet)
178 bool LoadWatchOnly(const CScript &dest);
180 bool Unlock(const SecureString& strWalletPassphrase);
181 bool ChangeWalletPassphrase(const SecureString& strOldWalletPassphrase, const SecureString& strNewWalletPassphrase);
182 bool EncryptWallet(const SecureString& strWalletPassphrase);
183 bool DecryptWallet(const SecureString& strWalletPassphrase);
185 void GetKeyBirthTimes(std::map<CKeyID, int64_t> &mapKeyBirth) const;
188 /** Increment the next transaction order id
189 @return next transaction order id
191 int64_t IncOrderPosNext(CWalletDB *pwalletdb = NULL);
193 typedef std::pair<CWalletTx*, CAccountingEntry*> TxPair;
194 typedef std::multimap<int64_t, TxPair > TxItems;
196 /** Get the wallet's activity log
197 @return multimap of ordered transactions and accounting entries
198 @warning Returned pointers are *only* valid within the scope of passed acentries
200 TxItems OrderedTxItems(std::list<CAccountingEntry>& acentries, std::string strAccount = "");
203 bool AddToWallet(const CWalletTx& wtxIn);
204 bool AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlock* pblock, bool fUpdate = false, bool fFindBlock = false);
205 bool EraseFromWallet(uint256 hash);
207 void WalletUpdateSpent(const CTransaction& prevout, bool fBlock = false);
208 int ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate = false);
209 int ScanForWalletTransaction(const uint256& hashTx);
210 void ReacceptWalletTransactions();
211 void ResendWalletTransactions();
212 int64_t GetBalance() const;
213 int64_t GetWatchOnlyBalance() const;
214 int64_t GetUnconfirmedBalance() const;
215 int64_t GetUnconfirmedWatchOnlyBalance() const;
216 int64_t GetImmatureBalance() const;
217 int64_t GetImmatureWatchOnlyBalance() const;
218 int64_t GetStake() const;
219 int64_t GetNewMint() const;
220 int64_t GetWatchOnlyStake() const;
221 int64_t GetWatchOnlyNewMint() const;
222 bool CreateTransaction(const std::vector<std::pair<CScript, int64_t> >& vecSend, CWalletTx& wtxNew, CReserveKey& reservekey, int64_t& nFeeRet, const CCoinControl *coinControl=NULL);
223 bool CreateTransaction(CScript scriptPubKey, int64_t nValue, CWalletTx& wtxNew, CReserveKey& reservekey, int64_t& nFeeRet, const CCoinControl *coinControl=NULL);
224 bool CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey);
226 void GetStakeStats(float &nKernelsRate, float &nCoinDaysRate);
227 void GetStakeWeightFromValue(const int64_t& nTime, const int64_t& nValue, uint64_t& nWeight);
228 bool CreateCoinStake(const CKeyStore& keystore, unsigned int nBits, uint32_t nSearchInterval, CTransaction& txNew, CKey& key);
229 bool MergeCoins(const int64_t& nAmount, const int64_t& nMinValue, const int64_t& nMaxValue, std::list<uint256>& listMerged);
231 std::string SendMoney(CScript scriptPubKey, int64_t nValue, CWalletTx& wtxNew, bool fAskFee=false);
232 std::string SendMoneyToDestination(const CTxDestination &address, int64_t nValue, CWalletTx& wtxNew, bool fAskFee=false);
234 bool NewKeyPool(unsigned int nSize = 0);
235 bool TopUpKeyPool(unsigned int nSize = 0);
236 int64_t AddReserveKey(const CKeyPool& keypool);
237 void ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool);
238 void KeepKey(int64_t nIndex);
239 void ReturnKey(int64_t nIndex);
240 bool GetKeyFromPool(CPubKey &key, bool fAllowReuse=true);
241 int64_t GetOldestKeyPoolTime();
242 void GetAllReserveKeys(std::set<CKeyID>& setAddress) const;
244 std::set< std::set<CTxDestination> > GetAddressGroupings();
245 std::map<CTxDestination, int64_t> GetAddressBalances();
247 isminetype IsMine(const CTxIn& txin) const;
248 int64_t GetDebit(const CTxIn& txin, const isminefilter& filter) const;
249 isminetype IsMine(const CTxOut& txout) const
251 return ::IsMine(*this, txout.scriptPubKey);
253 int64_t GetCredit(const CTxOut& txout, const isminefilter& filter) const
255 if (!MoneyRange(txout.nValue))
256 throw std::runtime_error("CWallet::GetCredit() : value out of range");
257 return (IsMine(txout) & filter ? txout.nValue : 0);
259 bool IsChange(const CTxOut& txout) const;
260 int64_t GetChange(const CTxOut& txout) const
262 if (!MoneyRange(txout.nValue))
263 throw std::runtime_error("CWallet::GetChange() : value out of range");
264 return (IsChange(txout) ? txout.nValue : 0);
266 bool IsMine(const CTransaction& tx) const
268 BOOST_FOREACH(const CTxOut& txout, tx.vout)
269 if (IsMine(txout) && txout.nValue >= nMinimumInputValue)
273 bool IsFromMe(const CTransaction& tx) const
275 return (GetDebit(tx, MINE_ALL) > 0);
277 int64_t GetDebit(const CTransaction& tx, const isminefilter& filter) const
280 BOOST_FOREACH(const CTxIn& txin, tx.vin)
282 nDebit += GetDebit(txin, filter);
283 if (!MoneyRange(nDebit))
284 throw std::runtime_error("CWallet::GetDebit() : value out of range");
288 int64_t GetCredit(const CTransaction& tx, const isminefilter& filter) const
291 BOOST_FOREACH(const CTxOut& txout, tx.vout)
293 nCredit += GetCredit(txout, filter);
294 if (!MoneyRange(nCredit))
295 throw std::runtime_error("CWallet::GetCredit() : value out of range");
299 int64_t GetChange(const CTransaction& tx) const
302 BOOST_FOREACH(const CTxOut& txout, tx.vout)
304 nChange += GetChange(txout);
305 if (!MoneyRange(nChange))
306 throw std::runtime_error("CWallet::GetChange() : value out of range");
310 void SetBestChain(const CBlockLocator& loc);
312 DBErrors LoadWallet(bool& fFirstRunRet);
314 bool SetAddressBookName(const CTxDestination& address, const std::string& strName);
316 bool DelAddressBookName(const CTxDestination& address);
318 void UpdatedTransaction(const uint256 &hashTx);
320 void PrintWallet(const CBlock& block);
322 void Inventory(const uint256 &hash)
326 std::map<uint256, int>::iterator mi = mapRequestCount.find(hash);
327 if (mi != mapRequestCount.end())
332 unsigned int GetKeyPoolSize()
334 return (unsigned int)(setKeyPool.size());
337 bool GetTransaction(const uint256 &hashTx, CWalletTx& wtx);
339 bool SetDefaultKey(const CPubKey &vchPubKey);
341 // signify that a particular wallet feature is now used. this may change nWalletVersion and nWalletMaxVersion if those are lower
342 bool SetMinVersion(enum WalletFeature, CWalletDB* pwalletdbIn = NULL, bool fExplicit = false);
344 // change which version we're allowed to upgrade to (note that this does not immediately imply upgrading to that format)
345 bool SetMaxVersion(int nVersion);
347 // get the current wallet format (the oldest client version guaranteed to understand this wallet)
348 int GetVersion() { return nWalletVersion; }
350 void FixSpentCoins(int& nMismatchSpent, int64_t& nBalanceInQuestion, bool fCheckOnly = false);
351 void DisableTransaction(const CTransaction &tx);
353 /** Address book entry changed.
354 * @note called with lock cs_wallet held.
356 boost::signals2::signal<void (CWallet *wallet, const CTxDestination &address, const std::string &label, bool isMine, ChangeType status)> NotifyAddressBookChanged;
358 /** Wallet transaction added, removed or updated.
359 * @note called with lock cs_wallet held.
361 boost::signals2::signal<void (CWallet *wallet, const uint256 &hashTx, ChangeType status)> NotifyTransactionChanged;
363 /** Watch-only address added */
364 boost::signals2::signal<void (bool fHaveWatchOnly)> NotifyWatchonlyChanged;
367 /** A key allocated from the key pool. */
375 CReserveKey(CWallet* pwalletIn)
388 CPubKey GetReservedKey();
393 typedef std::map<std::string, std::string> mapValue_t;
396 static void ReadOrderPos(int64_t& nOrderPos, mapValue_t& mapValue)
398 if (!mapValue.count("n"))
400 nOrderPos = -1; // TODO: calculate elsewhere
403 nOrderPos = atoi64(mapValue["n"].c_str());
407 static void WriteOrderPos(const int64_t& nOrderPos, mapValue_t& mapValue)
411 mapValue["n"] = i64tostr(nOrderPos);
415 /** A transaction with a bunch of additional info that only the owner cares about.
416 * It includes any unrecorded transactions needed to link it back to the block chain.
418 class CWalletTx : public CMerkleTx
421 const CWallet* pwallet;
424 std::vector<CMerkleTx> vtxPrev;
426 std::vector<std::pair<std::string, std::string> > vOrderForm;
427 unsigned int fTimeReceivedIsTxTime;
428 unsigned int nTimeReceived; // time received by this node
429 unsigned int nTimeSmart;
431 std::string strFromAccount;
432 std::vector<char> vfSpent; // which outputs are already spent
433 int64_t nOrderPos; // position in ordered transaction list
436 mutable bool fDebitCached;
437 mutable bool fWatchDebitCached;
438 mutable bool fCreditCached;
439 mutable bool fWatchCreditCached;
440 mutable bool fAvailableCreditCached;
441 mutable bool fImmatureCreditCached;
442 mutable bool fImmatureWatchCreditCached;
443 mutable bool fAvailableWatchCreditCached;
444 mutable bool fChangeCached;
445 mutable int64_t nDebitCached;
446 mutable int64_t nWatchDebitCached;
447 mutable int64_t nCreditCached;
448 mutable int64_t nWatchCreditCached;
449 mutable int64_t nAvailableCreditCached;
450 mutable int64_t nImmatureCreditCached;
451 mutable int64_t nImmatureWatchCreditCached;
452 mutable int64_t nAvailableWatchCreditCached;
453 mutable int64_t nChangeCached;
460 CWalletTx(const CWallet* pwalletIn)
465 CWalletTx(const CWallet* pwalletIn, const CMerkleTx& txIn) : CMerkleTx(txIn)
470 CWalletTx(const CWallet* pwalletIn, const CTransaction& txIn) : CMerkleTx(txIn)
475 void Init(const CWallet* pwalletIn)
481 fTimeReceivedIsTxTime = false;
485 strFromAccount.clear();
487 fDebitCached = false;
488 fWatchDebitCached = false;
489 fCreditCached = false;
490 fWatchCreditCached = false;
491 fAvailableCreditCached = false;
492 fAvailableWatchCreditCached = false;
493 fImmatureCreditCached = false;
494 fImmatureWatchCreditCached = false;
495 fChangeCached = false;
497 nWatchDebitCached = 0;
499 nWatchCreditCached = 0;
500 nAvailableCreditCached = 0;
501 nAvailableWatchCreditCached = 0;
502 nImmatureCreditCached = 0;
503 nImmatureWatchCreditCached = 0;
510 CWalletTx* pthis = const_cast<CWalletTx*>(this);
517 pthis->mapValue["fromaccount"] = pthis->strFromAccount;
520 BOOST_FOREACH(char f, vfSpent)
522 str += (f ? '1' : '0');
526 pthis->mapValue["spent"] = str;
528 WriteOrderPos(pthis->nOrderPos, pthis->mapValue);
531 pthis->mapValue["timesmart"] = strprintf("%u", nTimeSmart);
534 nSerSize += SerReadWrite(s, *(CMerkleTx*)this, nType, nVersion,ser_action);
537 READWRITE(vOrderForm);
538 READWRITE(fTimeReceivedIsTxTime);
539 READWRITE(nTimeReceived);
545 pthis->strFromAccount = pthis->mapValue["fromaccount"];
547 if (mapValue.count("spent"))
548 BOOST_FOREACH(char c, pthis->mapValue["spent"])
549 pthis->vfSpent.push_back(c != '0');
551 pthis->vfSpent.assign(vout.size(), fSpent);
553 ReadOrderPos(pthis->nOrderPos, pthis->mapValue);
555 pthis->nTimeSmart = mapValue.count("timesmart") ? (unsigned int)atoi64(pthis->mapValue["timesmart"]) : 0;
558 pthis->mapValue.erase("fromaccount");
559 pthis->mapValue.erase("version");
560 pthis->mapValue.erase("spent");
561 pthis->mapValue.erase("n");
562 pthis->mapValue.erase("timesmart");
565 // marks certain txout's as spent
566 // returns true if any update took place
567 bool UpdateSpent(const std::vector<char>& vfNewSpent)
569 bool fReturn = false;
570 for (unsigned int i = 0; i < vfNewSpent.size(); i++)
572 if (i == vfSpent.size())
575 if (vfNewSpent[i] && !vfSpent[i])
579 fAvailableCreditCached = fAvailableWatchCreditCached = false;
585 // make sure balances are recalculated
588 fCreditCached = false;
589 fAvailableCreditCached = fAvailableWatchCreditCached = false;
590 fDebitCached = fWatchDebitCached = false;
591 fChangeCached = false;
594 void BindWallet(CWallet *pwalletIn)
600 void MarkSpent(unsigned int nOut)
602 if (nOut >= vout.size())
603 throw std::runtime_error("CWalletTx::MarkSpent() : nOut out of range");
604 vfSpent.resize(vout.size());
607 vfSpent[nOut] = true;
608 fAvailableCreditCached = fAvailableWatchCreditCached = false;
612 void MarkUnspent(unsigned int nOut)
614 if (nOut >= vout.size())
615 throw std::runtime_error("CWalletTx::MarkUnspent() : nOut out of range");
616 vfSpent.resize(vout.size());
619 vfSpent[nOut] = false;
620 fAvailableCreditCached = fAvailableWatchCreditCached = false;
624 bool IsSpent(unsigned int nOut) const
626 if (nOut >= vout.size())
627 throw std::runtime_error("CWalletTx::IsSpent() : nOut out of range");
628 if (nOut >= vfSpent.size())
630 return (!!vfSpent[nOut]);
633 int64_t GetDebit(const isminefilter& filter) const
639 if (filter & MINE_SPENDABLE)
642 nDebit += nDebitCached;
645 nDebitCached = pwallet->GetDebit(*this, MINE_SPENDABLE);
647 nDebit += nDebitCached;
650 if (filter & MINE_WATCH_ONLY)
652 if (fWatchDebitCached)
653 nDebit += nWatchDebitCached;
656 nWatchDebitCached = pwallet->GetDebit(*this, MINE_WATCH_ONLY);
657 fWatchDebitCached = true;
658 nDebit += nWatchDebitCached;
665 int64_t GetCredit(const isminefilter& filter) const
667 // Must wait until coinbase is safely deep enough in the chain before valuing it
668 if ((IsCoinBase() || IsCoinStake()) && GetBlocksToMaturity() > 0)
672 if (filter & MINE_SPENDABLE)
674 // GetBalance can assume transactions in mapWallet won't change
676 credit += nCreditCached;
679 nCreditCached = pwallet->GetCredit(*this, MINE_SPENDABLE);
680 fCreditCached = true;
681 credit += nCreditCached;
684 if (filter & MINE_WATCH_ONLY)
686 if (fWatchCreditCached)
687 credit += nWatchCreditCached;
690 nWatchCreditCached = pwallet->GetCredit(*this, MINE_WATCH_ONLY);
691 fWatchCreditCached = true;
692 credit += nWatchCreditCached;
698 int64_t GetImmatureCredit(bool fUseCache=true) const
700 if (IsCoinBase() && GetBlocksToMaturity() > 0 && IsInMainChain())
702 if (fUseCache && fImmatureCreditCached)
703 return nImmatureCreditCached;
704 nImmatureCreditCached = pwallet->GetCredit(*this, MINE_SPENDABLE);
705 fImmatureCreditCached = true;
706 return nImmatureCreditCached;
712 int64_t GetImmatureWatchOnlyCredit(bool fUseCache=true) const
714 if (IsCoinBase() && GetBlocksToMaturity() > 0 && IsInMainChain())
716 if (fUseCache && fImmatureWatchCreditCached)
717 return nImmatureWatchCreditCached;
718 nImmatureWatchCreditCached = pwallet->GetCredit(*this, MINE_WATCH_ONLY);
719 fImmatureWatchCreditCached = true;
720 return nImmatureWatchCreditCached;
727 int64_t GetAvailableCredit(bool fUseCache=true) const
729 // Must wait until coinbase is safely deep enough in the chain before valuing it
730 if ((IsCoinBase() || IsCoinStake()) && GetBlocksToMaturity() > 0)
734 if (fAvailableCreditCached)
735 return nAvailableCreditCached;
739 for (unsigned int i = 0; i < vout.size(); i++)
743 const CTxOut &txout = vout[i];
744 nCredit += pwallet->GetCredit(txout, MINE_SPENDABLE);
745 if (!MoneyRange(nCredit))
746 throw std::runtime_error("CWalletTx::GetAvailableCredit() : value out of range");
750 nAvailableCreditCached = nCredit;
751 fAvailableCreditCached = true;
756 int64_t GetAvailableWatchCredit(bool fUseCache=true) const
758 // Must wait until coinbase is safely deep enough in the chain before valuing it
759 if ((IsCoinBase() || IsCoinStake()) && GetBlocksToMaturity() > 0)
763 if (fAvailableWatchCreditCached)
764 return nAvailableWatchCreditCached;
768 for (unsigned int i = 0; i < vout.size(); i++)
772 const CTxOut &txout = vout[i];
773 nCredit += pwallet->GetCredit(txout, MINE_WATCH_ONLY);
774 if (!MoneyRange(nCredit))
775 throw std::runtime_error("CWalletTx::GetAvailableCredit() : value out of range");
779 nAvailableWatchCreditCached = nCredit;
780 fAvailableWatchCreditCached = true;
785 int64_t GetChange() const
788 return nChangeCached;
789 nChangeCached = pwallet->GetChange(*this);
790 fChangeCached = true;
791 return nChangeCached;
794 void GetAmounts(int64_t& nGeneratedImmature, int64_t& nGeneratedMature, std::list<std::pair<CTxDestination, int64_t> >& listReceived,
795 std::list<std::pair<CTxDestination, int64_t> >& listSent, int64_t& nFee, std::string& strSentAccount, const isminefilter& filter) const;
797 void GetAccountAmounts(const std::string& strAccount, int64_t& nGenerated, int64_t& nReceived,
798 int64_t& nSent, int64_t& nFee, const isminefilter& filter) const;
800 bool IsFromMe(const isminefilter& filter) const
802 return (GetDebit(filter) > 0);
805 bool IsTrusted() const
807 // Quick answer in most cases
810 if (GetDepthInMainChain() >= 1)
812 if (fConfChange || !IsFromMe(MINE_ALL)) // using wtx's cached debit
815 // If no confirmations but it's from us, we can still
816 // consider it confirmed if all dependencies are confirmed
817 std::map<uint256, const CMerkleTx*> mapPrev;
818 std::vector<const CMerkleTx*> vWorkQueue;
819 vWorkQueue.reserve(vtxPrev.size()+1);
820 vWorkQueue.push_back(this);
821 for (unsigned int i = 0; i < vWorkQueue.size(); i++)
823 const CMerkleTx* ptx = vWorkQueue[i];
827 if (ptx->GetDepthInMainChain() >= 1)
829 if (!pwallet->IsFromMe(*ptx))
834 BOOST_FOREACH(const CMerkleTx& tx, vtxPrev)
835 mapPrev[tx.GetHash()] = &tx;
838 BOOST_FOREACH(const CTxIn& txin, ptx->vin)
840 if (!mapPrev.count(txin.prevout.hash))
842 vWorkQueue.push_back(mapPrev[txin.prevout.hash]);
851 int64_t GetTxTime() const;
852 int GetRequestCount() const;
854 void AddSupportingTransactions(CTxDB& txdb);
856 bool AcceptWalletTransaction(CTxDB& txdb, bool fCheckInputs=true);
857 bool AcceptWalletTransaction();
859 void RelayWalletTransaction(CTxDB& txdb);
860 void RelayWalletTransaction();
874 COutput(const CWalletTx *txIn, int iIn, int nDepthIn, bool fSpendableIn)
876 tx = txIn; i = iIn; nDepth = nDepthIn; fSpendable = fSpendableIn;
879 std::string ToString() const
881 return strprintf("COutput(%s, %d, %d, %d) [%s]", tx->GetHash().ToString().substr(0,10).c_str(), i, fSpendable, nDepth, FormatMoney(tx->vout[i].nValue).c_str());
886 printf("%s\n", ToString().c_str());
893 /** Private key that includes an expiration date in case it never gets used. */
898 int64_t nTimeCreated;
899 int64_t nTimeExpires;
900 std::string strComment;
901 //// todo: add something to note what created it (user, getnewaddress, change)
902 //// maybe should have a map<string, string> property map
904 CWalletKey(int64_t nExpires=0)
906 nTimeCreated = (nExpires ? GetTime() : 0);
907 nTimeExpires = nExpires;
912 if (!(nType & SER_GETHASH))
914 READWRITE(vchPrivKey);
915 READWRITE(nTimeCreated);
916 READWRITE(nTimeExpires);
917 READWRITE(strComment);
926 /** Account information.
927 * Stored in wallet with key "acc"+string account name.
941 vchPubKey = CPubKey();
946 if (!(nType & SER_GETHASH))
948 READWRITE(vchPubKey);
954 /** Internal transfers.
955 * Database key is acentry<account><counter>.
957 class CAccountingEntry
960 std::string strAccount;
961 int64_t nCreditDebit;
963 std::string strOtherAccount;
964 std::string strComment;
966 int64_t nOrderPos; // position in ordered transaction list
979 strOtherAccount.clear();
986 CAccountingEntry& me = *const_cast<CAccountingEntry*>(this);
987 if (!(nType & SER_GETHASH))
989 // Note: strAccount is serialized as part of the key, not here.
990 READWRITE(nCreditDebit);
992 READWRITE(strOtherAccount);
996 WriteOrderPos(nOrderPos, me.mapValue);
998 if (!(mapValue.empty() && _ssExtra.empty()))
1000 CDataStream ss(nType, nVersion);
1001 ss.insert(ss.begin(), '\0');
1003 ss.insert(ss.end(), _ssExtra.begin(), _ssExtra.end());
1004 me.strComment.append(ss.str());
1008 READWRITE(strComment);
1010 size_t nSepPos = strComment.find("\0", 0, 1);
1013 me.mapValue.clear();
1014 if (std::string::npos != nSepPos)
1016 CDataStream ss(std::vector<char>(strComment.begin() + nSepPos + 1, strComment.end()), nType, nVersion);
1018 me._ssExtra = std::vector<char>(ss.begin(), ss.end());
1020 ReadOrderPos(me.nOrderPos, me.mapValue);
1022 if (std::string::npos != nSepPos)
1023 me.strComment.erase(nSepPos);
1025 me.mapValue.erase("n");
1029 std::vector<char> _ssExtra;
1032 bool GetWalletFile(CWallet* pwallet, std::string &strWalletFileOut);