1155 lines
36 KiB
C++
1155 lines
36 KiB
C++
// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2014 The Bitcoin developers
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// Copyright (c) 2014-2015 The Dash developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_WALLET_H
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#define BITCOIN_WALLET_H
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#include "amount.h"
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#include "primitives/block.h"
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#include "primitives/transaction.h"
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#include "crypter.h"
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#include "key.h"
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#include "keystore.h"
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#include "main.h"
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#include "ui_interface.h"
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#include "util.h"
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#include "wallet_ismine.h"
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#include "walletdb.h"
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#include <algorithm>
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#include <map>
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#include <set>
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#include <stdexcept>
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#include <stdint.h>
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#include <string>
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#include <utility>
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#include <vector>
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/**
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* Settings
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*/
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extern CFeeRate payTxFee;
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extern CAmount maxTxFee;
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extern unsigned int nTxConfirmTarget;
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extern bool bSpendZeroConfChange;
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extern bool fSendFreeTransactions;
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extern bool fPayAtLeastCustomFee;
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//! -paytxfee default
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static const CAmount DEFAULT_TRANSACTION_FEE = 0;
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//! -paytxfee will warn if called with a higher fee than this amount (in satoshis) per KB
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static const CAmount nHighTransactionFeeWarning = 0.01 * COIN;
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//! -maxtxfee default
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static const CAmount DEFAULT_TRANSACTION_MAXFEE = 0.1 * COIN;
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//! -maxtxfee will warn if called with a higher fee than this amount (in satoshis)
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static const CAmount nHighTransactionMaxFeeWarning = 100 * nHighTransactionFeeWarning;
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//! Largest (in bytes) free transaction we're willing to create
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static const unsigned int MAX_FREE_TRANSACTION_CREATE_SIZE = 1000;
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class CAccountingEntry;
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class CCoinControl;
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class COutput;
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class CReserveKey;
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class CScript;
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class CWalletTx;
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/** (client) version numbers for particular wallet features */
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enum WalletFeature
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{
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FEATURE_BASE = 10500, // the earliest version new wallets supports (only useful for getinfo's clientversion output)
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FEATURE_WALLETCRYPT = 40000, // wallet encryption
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FEATURE_COMPRPUBKEY = 60000, // compressed public keys
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FEATURE_LATEST = 61000
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};
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enum AvailableCoinsType
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{
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ALL_COINS = 1,
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ONLY_DENOMINATED = 2,
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ONLY_NONDENOMINATED = 3,
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ONLY_NONDENOMINATED_NOTMN = 4 // ONLY_NONDENOMINATED and not 1000 DASH at the same time
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};
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/** A key pool entry */
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class CKeyPool
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{
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public:
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int64_t nTime;
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CPubKey vchPubKey;
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CKeyPool();
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CKeyPool(const CPubKey& vchPubKeyIn);
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ADD_SERIALIZE_METHODS;
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template <typename Stream, typename Operation>
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inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
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if (!(nType & SER_GETHASH))
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READWRITE(nVersion);
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READWRITE(nTime);
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READWRITE(vchPubKey);
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}
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};
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/** Address book data */
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class CAddressBookData
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{
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public:
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std::string name;
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std::string purpose;
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CAddressBookData()
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{
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purpose = "unknown";
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}
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typedef std::map<std::string, std::string> StringMap;
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StringMap destdata;
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};
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/**
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* A CWallet is an extension of a keystore, which also maintains a set of transactions and balances,
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* and provides the ability to create new transactions.
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*/
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class CWallet : public CCryptoKeyStore, public CValidationInterface
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{
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private:
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bool SelectCoins(const CAmount& nTargetValue, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, CAmount& nValueRet, const CCoinControl *coinControl = NULL, AvailableCoinsType coin_type=ALL_COINS, bool useIX = true) const;
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//it was public bool SelectCoins(int64_t nTargetValue, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, int64_t& nValueRet, const CCoinControl *coinControl = NULL, AvailableCoinsType coin_type=ALL_COINS, bool useIX = true) const;
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CWalletDB *pwalletdbEncryption;
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//! the current wallet version: clients below this version are not able to load the wallet
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int nWalletVersion;
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//! the maximum wallet format version: memory-only variable that specifies to what version this wallet may be upgraded
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int nWalletMaxVersion;
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int64_t nNextResend;
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int64_t nLastResend;
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/**
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* Used to keep track of spent outpoints, and
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* detect and report conflicts (double-spends or
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* mutated transactions where the mutant gets mined).
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*/
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typedef std::multimap<COutPoint, uint256> TxSpends;
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TxSpends mapTxSpends;
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void AddToSpends(const COutPoint& outpoint, const uint256& wtxid);
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void AddToSpends(const uint256& wtxid);
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void SyncMetaData(std::pair<TxSpends::iterator, TxSpends::iterator>);
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public:
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// bool SelectCoins(int64_t nTargetValue, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, int64_t& nValueRet, const CCoinControl *coinControl = NULL, AvailableCoinsType coin_type=ALL_COINS, bool useIX = true) const;
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bool SelectCoinsDark(int64_t nValueMin, int64_t nValueMax, std::vector<CTxIn>& setCoinsRet, int64_t& nValueRet, int nDarksendRoundsMin, int nDarksendRoundsMax) const;
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bool SelectCoinsByDenominations(int nDenom, int64_t nValueMin, int64_t nValueMax, std::vector<CTxIn>& vCoinsRet, std::vector<COutput>& vCoinsRet2, int64_t& nValueRet, int nDarksendRoundsMin, int nDarksendRoundsMax);
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bool SelectCoinsDarkDenominated(int64_t nTargetValue, std::vector<CTxIn>& setCoinsRet, int64_t& nValueRet) const;
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bool HasCollateralInputs() const;
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bool IsCollateralAmount(int64_t nInputAmount) const;
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int CountInputsWithAmount(int64_t nInputAmount);
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bool SelectCoinsCollateral(std::vector<CTxIn>& setCoinsRet, int64_t& nValueRet) const ;
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bool SelectCoinsWithoutDenomination(int64_t nTargetValue, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, int64_t& nValueRet) const;
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bool GetTransaction(const uint256 &hashTx, CWalletTx& wtx);
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/*
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* Main wallet lock.
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* This lock protects all the fields added by CWallet
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* except for:
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* fFileBacked (immutable after instantiation)
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* strWalletFile (immutable after instantiation)
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*/
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mutable CCriticalSection cs_wallet;
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bool fFileBacked;
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bool fWalletUnlockAnonymizeOnly;
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std::string strWalletFile;
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std::set<int64_t> setKeyPool;
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std::map<CKeyID, CKeyMetadata> mapKeyMetadata;
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typedef std::map<unsigned int, CMasterKey> MasterKeyMap;
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MasterKeyMap mapMasterKeys;
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unsigned int nMasterKeyMaxID;
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CWallet()
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{
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SetNull();
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}
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CWallet(std::string strWalletFileIn)
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{
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SetNull();
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strWalletFile = strWalletFileIn;
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fFileBacked = true;
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}
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~CWallet()
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{
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delete pwalletdbEncryption;
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}
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void SetNull()
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{
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nWalletVersion = FEATURE_BASE;
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nWalletMaxVersion = FEATURE_BASE;
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fFileBacked = false;
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nMasterKeyMaxID = 0;
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pwalletdbEncryption = NULL;
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nOrderPosNext = 0;
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nNextResend = 0;
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nLastResend = 0;
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nTimeFirstKey = 0;
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fWalletUnlockAnonymizeOnly = false;
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}
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std::map<uint256, CWalletTx> mapWallet;
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int64_t nOrderPosNext;
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std::map<uint256, int> mapRequestCount;
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std::map<CTxDestination, CAddressBookData> mapAddressBook;
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CPubKey vchDefaultKey;
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std::set<COutPoint> setLockedCoins;
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int64_t nTimeFirstKey;
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const CWalletTx* GetWalletTx(const uint256& hash) const;
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//! check whether we are allowed to upgrade (or already support) to the named feature
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bool CanSupportFeature(enum WalletFeature wf) { AssertLockHeld(cs_wallet); return nWalletMaxVersion >= wf; }
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void AvailableCoins(std::vector<COutput>& vCoins, bool fOnlyConfirmed=true, const CCoinControl *coinControl = NULL, AvailableCoinsType coin_type=ALL_COINS, bool useIX = false) const;
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bool SelectCoinsMinConf(const CAmount& nTargetValue, int nConfMine, int nConfTheirs, std::vector<COutput> vCoins, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, CAmount& nValueRet) const;
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bool IsSpent(const uint256& hash, unsigned int n) const;
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bool IsLockedCoin(uint256 hash, unsigned int n) const;
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void LockCoin(COutPoint& output);
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void UnlockCoin(COutPoint& output);
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void UnlockAllCoins();
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void ListLockedCoins(std::vector<COutPoint>& vOutpts);
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int64_t GetTotalValue(std::vector<CTxIn> vCoins);
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/**
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* keystore implementation
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* Generate a new key
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*/
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CPubKey GenerateNewKey();
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//! Adds a key to the store, and saves it to disk.
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bool AddKeyPubKey(const CKey& key, const CPubKey &pubkey);
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//! Adds a key to the store, without saving it to disk (used by LoadWallet)
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bool LoadKey(const CKey& key, const CPubKey &pubkey) { return CCryptoKeyStore::AddKeyPubKey(key, pubkey); }
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//! Load metadata (used by LoadWallet)
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bool LoadKeyMetadata(const CPubKey &pubkey, const CKeyMetadata &metadata);
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bool LoadMinVersion(int nVersion) { AssertLockHeld(cs_wallet); nWalletVersion = nVersion; nWalletMaxVersion = std::max(nWalletMaxVersion, nVersion); return true; }
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//! Adds an encrypted key to the store, and saves it to disk.
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bool AddCryptedKey(const CPubKey &vchPubKey, const std::vector<unsigned char> &vchCryptedSecret);
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//! Adds an encrypted key to the store, without saving it to disk (used by LoadWallet)
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bool LoadCryptedKey(const CPubKey &vchPubKey, const std::vector<unsigned char> &vchCryptedSecret);
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bool AddCScript(const CScript& redeemScript);
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bool LoadCScript(const CScript& redeemScript);
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//! Adds a destination data tuple to the store, and saves it to disk
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bool AddDestData(const CTxDestination &dest, const std::string &key, const std::string &value);
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//! Erases a destination data tuple in the store and on disk
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bool EraseDestData(const CTxDestination &dest, const std::string &key);
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//! Adds a destination data tuple to the store, without saving it to disk
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bool LoadDestData(const CTxDestination &dest, const std::string &key, const std::string &value);
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//! Look up a destination data tuple in the store, return true if found false otherwise
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bool GetDestData(const CTxDestination &dest, const std::string &key, std::string *value) const;
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//! Adds a watch-only address to the store, and saves it to disk.
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bool AddWatchOnly(const CScript &dest);
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bool RemoveWatchOnly(const CScript &dest);
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//! Adds a watch-only address to the store, without saving it to disk (used by LoadWallet)
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bool LoadWatchOnly(const CScript &dest);
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bool Unlock(const SecureString& strWalletPassphrase, bool anonimizeOnly = false);
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bool ChangeWalletPassphrase(const SecureString& strOldWalletPassphrase, const SecureString& strNewWalletPassphrase);
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bool EncryptWallet(const SecureString& strWalletPassphrase);
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void GetKeyBirthTimes(std::map<CKeyID, int64_t> &mapKeyBirth) const;
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/**
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* Increment the next transaction order id
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* @return next transaction order id
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*/
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int64_t IncOrderPosNext(CWalletDB *pwalletdb = NULL);
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typedef std::pair<CWalletTx*, CAccountingEntry*> TxPair;
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typedef std::multimap<int64_t, TxPair > TxItems;
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/**
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* Get the wallet's activity log
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* @return multimap of ordered transactions and accounting entries
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* @warning Returned pointers are *only* valid within the scope of passed acentries
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*/
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TxItems OrderedTxItems(std::list<CAccountingEntry>& acentries, std::string strAccount = "");
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void MarkDirty();
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bool AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet=false);
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void SyncTransaction(const CTransaction& tx, const CBlock* pblock);
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bool AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlock* pblock, bool fUpdate);
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void EraseFromWallet(const uint256 &hash);
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int ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate = false);
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void ReacceptWalletTransactions();
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void ResendWalletTransactions();
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CAmount GetBalance() const;
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CAmount GetUnconfirmedBalance() const;
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CAmount GetImmatureBalance() const;
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CAmount GetAnonymizableBalance(bool includeAlreadyAnonymized=false) const;
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CAmount GetAnonymizedBalance() const;
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double GetAverageAnonymizedRounds() const;
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CAmount GetNormalizedAnonymizedBalance() const;
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CAmount GetDenominatedBalance(bool onlyDenom=true, bool onlyUnconfirmed=false, bool includeAlreadyAnonymized = true) const;
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CAmount GetWatchOnlyBalance() const;
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CAmount GetUnconfirmedWatchOnlyBalance() const;
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CAmount GetImmatureWatchOnlyBalance() const;
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bool CreateTransaction(const std::vector<std::pair<CScript, CAmount> >& vecSend,
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CWalletTx& wtxNew, CReserveKey& reservekey, CAmount& nFeeRet, std::string& strFailReason, const CCoinControl *coinControl = NULL, AvailableCoinsType coin_type=ALL_COINS, bool useIX=false);
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bool CreateTransaction(CScript scriptPubKey, const CAmount& nValue,
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CWalletTx& wtxNew, CReserveKey& reservekey, CAmount& nFeeRet, std::string& strFailReason, const CCoinControl *coinControl = NULL, AvailableCoinsType coin_type=ALL_COINS, bool useIX=false);
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bool CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey, std::string strCommand="tx");
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std::string PrepareDarksendDenominate(int minRounds, int maxRounds);
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int GenerateDarksendOutputs(int nTotalValue, std::vector<CTxOut>& vout);
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bool CreateCollateralTransaction(CMutableTransaction &txCollateral, std::string strReason);
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bool ConvertList(std::vector<CTxIn> vCoins, std::vector<int64_t>& vecAmounts);
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static CFeeRate minTxFee;
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static CAmount GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool);
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bool NewKeyPool();
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bool TopUpKeyPool(unsigned int kpSize = 0);
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void ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool);
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void KeepKey(int64_t nIndex);
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void ReturnKey(int64_t nIndex);
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bool GetKeyFromPool(CPubKey &key);
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int64_t GetOldestKeyPoolTime();
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void GetAllReserveKeys(std::set<CKeyID>& setAddress) const;
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std::set< std::set<CTxDestination> > GetAddressGroupings();
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std::map<CTxDestination, CAmount> GetAddressBalances();
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std::set<CTxDestination> GetAccountAddresses(std::string strAccount) const;
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bool IsDenominated(const CTxIn &txin) const;
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bool IsDenominated(const CTransaction& tx) const
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{
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/*
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Return false if ANY inputs are non-denom
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*/
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bool ret = true;
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BOOST_FOREACH(const CTxIn& txin, tx.vin)
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{
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if(!IsDenominated(txin)) {
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ret = false;
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}
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}
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return ret;
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}
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bool IsDenominatedAmount(int64_t nInputAmount) const;
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isminetype IsMine(const CTxIn& txin) const;
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CAmount GetDebit(const CTxIn& txin, const isminefilter& filter) const;
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isminetype IsMine(const CTxOut& txout) const
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{
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return ::IsMine(*this, txout.scriptPubKey);
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}
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CAmount GetCredit(const CTxOut& txout, const isminefilter& filter) const
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{
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if (!MoneyRange(txout.nValue))
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throw std::runtime_error("CWallet::GetCredit() : value out of range");
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return ((IsMine(txout) & filter) ? txout.nValue : 0);
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}
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bool IsChange(const CTxOut& txout) const;
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CAmount GetChange(const CTxOut& txout) const
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{
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if (!MoneyRange(txout.nValue))
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throw std::runtime_error("CWallet::GetChange() : value out of range");
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return (IsChange(txout) ? txout.nValue : 0);
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}
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bool IsMine(const CTransaction& tx) const
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{
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BOOST_FOREACH(const CTxOut& txout, tx.vout)
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if (IsMine(txout))
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return true;
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return false;
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}
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/** should probably be renamed to IsRelevantToMe */
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bool IsFromMe(const CTransaction& tx) const
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{
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return (GetDebit(tx, ISMINE_ALL) > 0);
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}
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CAmount GetDebit(const CTransaction& tx, const isminefilter& filter) const
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{
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CAmount nDebit = 0;
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BOOST_FOREACH(const CTxIn& txin, tx.vin)
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{
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nDebit += GetDebit(txin, filter);
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if (!MoneyRange(nDebit))
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throw std::runtime_error("CWallet::GetDebit() : value out of range");
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}
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return nDebit;
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}
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CAmount GetCredit(const CTransaction& tx, const isminefilter& filter) const
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{
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CAmount nCredit = 0;
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BOOST_FOREACH(const CTxOut& txout, tx.vout)
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{
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nCredit += GetCredit(txout, filter);
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if (!MoneyRange(nCredit))
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throw std::runtime_error("CWallet::GetCredit() : value out of range");
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}
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return nCredit;
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}
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CAmount GetChange(const CTransaction& tx) const
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{
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CAmount nChange = 0;
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BOOST_FOREACH(const CTxOut& txout, tx.vout)
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{
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nChange += GetChange(txout);
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if (!MoneyRange(nChange))
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throw std::runtime_error("CWallet::GetChange() : value out of range");
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}
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return nChange;
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}
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void SetBestChain(const CBlockLocator& loc);
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DBErrors LoadWallet(bool& fFirstRunRet);
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DBErrors ZapWalletTx(std::vector<CWalletTx>& vWtx);
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bool SetAddressBook(const CTxDestination& address, const std::string& strName, const std::string& purpose);
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bool DelAddressBook(const CTxDestination& address);
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bool UpdatedTransaction(const uint256 &hashTx);
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void Inventory(const uint256 &hash)
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{
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{
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LOCK(cs_wallet);
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std::map<uint256, int>::iterator mi = mapRequestCount.find(hash);
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if (mi != mapRequestCount.end())
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|
(*mi).second++;
|
|
}
|
|
}
|
|
|
|
unsigned int GetKeyPoolSize()
|
|
{
|
|
AssertLockHeld(cs_wallet); // setKeyPool
|
|
return setKeyPool.size();
|
|
}
|
|
|
|
bool SetDefaultKey(const CPubKey &vchPubKey);
|
|
|
|
//! signify that a particular wallet feature is now used. this may change nWalletVersion and nWalletMaxVersion if those are lower
|
|
bool SetMinVersion(enum WalletFeature, CWalletDB* pwalletdbIn = NULL, bool fExplicit = false);
|
|
|
|
//! change which version we're allowed to upgrade to (note that this does not immediately imply upgrading to that format)
|
|
bool SetMaxVersion(int nVersion);
|
|
|
|
//! get the current wallet format (the oldest client version guaranteed to understand this wallet)
|
|
int GetVersion() { LOCK(cs_wallet); return nWalletVersion; }
|
|
|
|
//! Get wallet transactions that conflict with given transaction (spend same outputs)
|
|
std::set<uint256> GetConflicts(const uint256& txid) const;
|
|
|
|
/**
|
|
* Address book entry changed.
|
|
* @note called with lock cs_wallet held.
|
|
*/
|
|
boost::signals2::signal<void (CWallet *wallet, const CTxDestination
|
|
&address, const std::string &label, bool isMine,
|
|
const std::string &purpose,
|
|
ChangeType status)> NotifyAddressBookChanged;
|
|
|
|
/**
|
|
* Wallet transaction added, removed or updated.
|
|
* @note called with lock cs_wallet held.
|
|
*/
|
|
boost::signals2::signal<void (CWallet *wallet, const uint256 &hashTx,
|
|
ChangeType status)> NotifyTransactionChanged;
|
|
|
|
/** Show progress e.g. for rescan */
|
|
boost::signals2::signal<void (const std::string &title, int nProgress)> ShowProgress;
|
|
|
|
/** Watch-only address added */
|
|
boost::signals2::signal<void (bool fHaveWatchOnly)> NotifyWatchonlyChanged;
|
|
};
|
|
|
|
/** A key allocated from the key pool. */
|
|
class CReserveKey
|
|
{
|
|
protected:
|
|
CWallet* pwallet;
|
|
int64_t nIndex;
|
|
CPubKey vchPubKey;
|
|
public:
|
|
CReserveKey(CWallet* pwalletIn)
|
|
{
|
|
nIndex = -1;
|
|
pwallet = pwalletIn;
|
|
}
|
|
|
|
~CReserveKey()
|
|
{
|
|
ReturnKey();
|
|
}
|
|
|
|
void ReturnKey();
|
|
bool GetReservedKey(CPubKey &pubkey);
|
|
void KeepKey();
|
|
};
|
|
|
|
|
|
typedef std::map<std::string, std::string> mapValue_t;
|
|
|
|
|
|
static void ReadOrderPos(int64_t& nOrderPos, mapValue_t& mapValue)
|
|
{
|
|
if (!mapValue.count("n"))
|
|
{
|
|
nOrderPos = -1; // TODO: calculate elsewhere
|
|
return;
|
|
}
|
|
nOrderPos = atoi64(mapValue["n"].c_str());
|
|
}
|
|
|
|
|
|
static void WriteOrderPos(const int64_t& nOrderPos, mapValue_t& mapValue)
|
|
{
|
|
if (nOrderPos == -1)
|
|
return;
|
|
mapValue["n"] = i64tostr(nOrderPos);
|
|
}
|
|
|
|
struct COutputEntry
|
|
{
|
|
CTxDestination destination;
|
|
CAmount amount;
|
|
int vout;
|
|
};
|
|
|
|
/** A transaction with a merkle branch linking it to the block chain. */
|
|
class CMerkleTx : public CTransaction
|
|
{
|
|
private:
|
|
int GetDepthInMainChainINTERNAL(const CBlockIndex* &pindexRet) const;
|
|
|
|
public:
|
|
uint256 hashBlock;
|
|
std::vector<uint256> vMerkleBranch;
|
|
int nIndex;
|
|
|
|
// memory only
|
|
mutable bool fMerkleVerified;
|
|
|
|
|
|
CMerkleTx()
|
|
{
|
|
Init();
|
|
}
|
|
|
|
CMerkleTx(const CTransaction& txIn) : CTransaction(txIn)
|
|
{
|
|
Init();
|
|
}
|
|
|
|
void Init()
|
|
{
|
|
hashBlock = 0;
|
|
nIndex = -1;
|
|
fMerkleVerified = false;
|
|
}
|
|
|
|
ADD_SERIALIZE_METHODS;
|
|
|
|
template <typename Stream, typename Operation>
|
|
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
|
|
READWRITE(*(CTransaction*)this);
|
|
nVersion = this->nVersion;
|
|
READWRITE(hashBlock);
|
|
READWRITE(vMerkleBranch);
|
|
READWRITE(nIndex);
|
|
}
|
|
|
|
int SetMerkleBranch(const CBlock& block);
|
|
|
|
|
|
/**
|
|
* Return depth of transaction in blockchain:
|
|
* -1 : not in blockchain, and not in memory pool (conflicted transaction)
|
|
* 0 : in memory pool, waiting to be included in a block
|
|
* >=1 : this many blocks deep in the main chain
|
|
*/
|
|
int GetDepthInMainChain(const CBlockIndex* &pindexRet, bool enableIX = true) const;
|
|
int GetDepthInMainChain(bool enableIX = true) const { const CBlockIndex *pindexRet; return GetDepthInMainChain(pindexRet, enableIX); }
|
|
bool IsInMainChain() const { const CBlockIndex *pindexRet; return GetDepthInMainChainINTERNAL(pindexRet) > 0; }
|
|
int GetBlocksToMaturity() const;
|
|
bool AcceptToMemoryPool(bool fLimitFree=true, bool fRejectInsaneFee=true, bool ignoreFees=false);
|
|
int GetTransactionLockSignatures() const;
|
|
bool IsTransactionLockTimedOut() const;
|
|
};
|
|
|
|
/**
|
|
* A transaction with a bunch of additional info that only the owner cares about.
|
|
* It includes any unrecorded transactions needed to link it back to the block chain.
|
|
*/
|
|
class CWalletTx : public CMerkleTx
|
|
{
|
|
private:
|
|
const CWallet* pwallet;
|
|
|
|
public:
|
|
mapValue_t mapValue;
|
|
std::vector<std::pair<std::string, std::string> > vOrderForm;
|
|
unsigned int fTimeReceivedIsTxTime;
|
|
unsigned int nTimeReceived; //! time received by this node
|
|
unsigned int nTimeSmart;
|
|
char fFromMe;
|
|
std::string strFromAccount;
|
|
int64_t nOrderPos; //! position in ordered transaction list
|
|
|
|
// memory only
|
|
mutable bool fDebitCached;
|
|
mutable bool fCreditCached;
|
|
mutable bool fImmatureCreditCached;
|
|
mutable bool fAvailableCreditCached;
|
|
mutable bool fWatchDebitCached;
|
|
mutable bool fWatchCreditCached;
|
|
mutable bool fImmatureWatchCreditCached;
|
|
mutable bool fAvailableWatchCreditCached;
|
|
mutable bool fChangeCached;
|
|
mutable CAmount nDebitCached;
|
|
mutable CAmount nCreditCached;
|
|
mutable CAmount nImmatureCreditCached;
|
|
mutable CAmount nAvailableCreditCached;
|
|
mutable CAmount nWatchDebitCached;
|
|
mutable CAmount nWatchCreditCached;
|
|
mutable CAmount nImmatureWatchCreditCached;
|
|
mutable CAmount nAvailableWatchCreditCached;
|
|
mutable CAmount nChangeCached;
|
|
|
|
CWalletTx()
|
|
{
|
|
Init(NULL);
|
|
}
|
|
|
|
CWalletTx(const CWallet* pwalletIn)
|
|
{
|
|
Init(pwalletIn);
|
|
}
|
|
|
|
CWalletTx(const CWallet* pwalletIn, const CMerkleTx& txIn) : CMerkleTx(txIn)
|
|
{
|
|
Init(pwalletIn);
|
|
}
|
|
|
|
CWalletTx(const CWallet* pwalletIn, const CTransaction& txIn) : CMerkleTx(txIn)
|
|
{
|
|
Init(pwalletIn);
|
|
}
|
|
|
|
void Init(const CWallet* pwalletIn)
|
|
{
|
|
pwallet = pwalletIn;
|
|
mapValue.clear();
|
|
vOrderForm.clear();
|
|
fTimeReceivedIsTxTime = false;
|
|
nTimeReceived = 0;
|
|
nTimeSmart = 0;
|
|
fFromMe = false;
|
|
strFromAccount.clear();
|
|
fDebitCached = false;
|
|
fCreditCached = false;
|
|
fImmatureCreditCached = false;
|
|
fAvailableCreditCached = false;
|
|
fWatchDebitCached = false;
|
|
fWatchCreditCached = false;
|
|
fImmatureWatchCreditCached = false;
|
|
fAvailableWatchCreditCached = false;
|
|
fChangeCached = false;
|
|
nDebitCached = 0;
|
|
nCreditCached = 0;
|
|
nImmatureCreditCached = 0;
|
|
nAvailableCreditCached = 0;
|
|
nWatchDebitCached = 0;
|
|
nWatchCreditCached = 0;
|
|
nAvailableWatchCreditCached = 0;
|
|
nImmatureWatchCreditCached = 0;
|
|
nChangeCached = 0;
|
|
nOrderPos = -1;
|
|
}
|
|
|
|
ADD_SERIALIZE_METHODS;
|
|
|
|
template <typename Stream, typename Operation>
|
|
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
|
|
if (ser_action.ForRead())
|
|
Init(NULL);
|
|
char fSpent = false;
|
|
|
|
if (!ser_action.ForRead())
|
|
{
|
|
mapValue["fromaccount"] = strFromAccount;
|
|
|
|
WriteOrderPos(nOrderPos, mapValue);
|
|
|
|
if (nTimeSmart)
|
|
mapValue["timesmart"] = strprintf("%u", nTimeSmart);
|
|
}
|
|
|
|
READWRITE(*(CMerkleTx*)this);
|
|
std::vector<CMerkleTx> vUnused; //! Used to be vtxPrev
|
|
READWRITE(vUnused);
|
|
READWRITE(mapValue);
|
|
READWRITE(vOrderForm);
|
|
READWRITE(fTimeReceivedIsTxTime);
|
|
READWRITE(nTimeReceived);
|
|
READWRITE(fFromMe);
|
|
READWRITE(fSpent);
|
|
|
|
if (ser_action.ForRead())
|
|
{
|
|
strFromAccount = mapValue["fromaccount"];
|
|
|
|
ReadOrderPos(nOrderPos, mapValue);
|
|
|
|
nTimeSmart = mapValue.count("timesmart") ? (unsigned int)atoi64(mapValue["timesmart"]) : 0;
|
|
}
|
|
|
|
mapValue.erase("fromaccount");
|
|
mapValue.erase("version");
|
|
mapValue.erase("spent");
|
|
mapValue.erase("n");
|
|
mapValue.erase("timesmart");
|
|
}
|
|
|
|
//! make sure balances are recalculated
|
|
void MarkDirty()
|
|
{
|
|
fCreditCached = false;
|
|
fAvailableCreditCached = false;
|
|
fWatchDebitCached = false;
|
|
fWatchCreditCached = false;
|
|
fAvailableWatchCreditCached = false;
|
|
fImmatureWatchCreditCached = false;
|
|
fDebitCached = false;
|
|
fChangeCached = false;
|
|
}
|
|
|
|
void BindWallet(CWallet *pwalletIn)
|
|
{
|
|
pwallet = pwalletIn;
|
|
MarkDirty();
|
|
}
|
|
|
|
//! filter decides which addresses will count towards the debit
|
|
CAmount GetDebit(const isminefilter& filter) const
|
|
{
|
|
if (vin.empty())
|
|
return 0;
|
|
|
|
CAmount debit = 0;
|
|
if(filter & ISMINE_SPENDABLE)
|
|
{
|
|
if (fDebitCached)
|
|
debit += nDebitCached;
|
|
else
|
|
{
|
|
nDebitCached = pwallet->GetDebit(*this, ISMINE_SPENDABLE);
|
|
fDebitCached = true;
|
|
debit += nDebitCached;
|
|
}
|
|
}
|
|
if(filter & ISMINE_WATCH_ONLY)
|
|
{
|
|
if(fWatchDebitCached)
|
|
debit += nWatchDebitCached;
|
|
else
|
|
{
|
|
nWatchDebitCached = pwallet->GetDebit(*this, ISMINE_WATCH_ONLY);
|
|
fWatchDebitCached = true;
|
|
debit += nWatchDebitCached;
|
|
}
|
|
}
|
|
return debit;
|
|
}
|
|
|
|
int64_t IsDenominated() const
|
|
{
|
|
if (vin.empty())
|
|
return 0;
|
|
return pwallet->IsDenominated(*this);
|
|
}
|
|
|
|
CAmount GetCredit(const isminefilter& filter) const
|
|
{
|
|
// Must wait until coinbase is safely deep enough in the chain before valuing it
|
|
if (IsCoinBase() && GetBlocksToMaturity() > 0)
|
|
return 0;
|
|
|
|
int64_t credit = 0;
|
|
if (filter & ISMINE_SPENDABLE)
|
|
{
|
|
// GetBalance can assume transactions in mapWallet won't change
|
|
if (fCreditCached)
|
|
credit += nCreditCached;
|
|
else
|
|
{
|
|
nCreditCached = pwallet->GetCredit(*this, ISMINE_SPENDABLE);
|
|
fCreditCached = true;
|
|
credit += nCreditCached;
|
|
}
|
|
}
|
|
if (filter & ISMINE_WATCH_ONLY)
|
|
{
|
|
if (fWatchCreditCached)
|
|
credit += nWatchCreditCached;
|
|
else
|
|
{
|
|
nWatchCreditCached = pwallet->GetCredit(*this, ISMINE_WATCH_ONLY);
|
|
fWatchCreditCached = true;
|
|
credit += nWatchCreditCached;
|
|
}
|
|
}
|
|
return credit;
|
|
}
|
|
|
|
CAmount GetImmatureCredit(bool fUseCache=true) const
|
|
{
|
|
if (IsCoinBase() && GetBlocksToMaturity() > 0 && IsInMainChain())
|
|
{
|
|
if (fUseCache && fImmatureCreditCached)
|
|
return nImmatureCreditCached;
|
|
nImmatureCreditCached = pwallet->GetCredit(*this, ISMINE_SPENDABLE);
|
|
fImmatureCreditCached = true;
|
|
return nImmatureCreditCached;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
CAmount GetAvailableCredit(bool fUseCache=true) const
|
|
{
|
|
if (pwallet == 0)
|
|
return 0;
|
|
|
|
// Must wait until coinbase is safely deep enough in the chain before valuing it
|
|
if (IsCoinBase() && GetBlocksToMaturity() > 0)
|
|
return 0;
|
|
|
|
if (fUseCache && fAvailableCreditCached)
|
|
return nAvailableCreditCached;
|
|
|
|
CAmount nCredit = 0;
|
|
uint256 hashTx = GetHash();
|
|
for (unsigned int i = 0; i < vout.size(); i++)
|
|
{
|
|
if (!pwallet->IsSpent(hashTx, i))
|
|
{
|
|
const CTxOut &txout = vout[i];
|
|
nCredit += pwallet->GetCredit(txout, ISMINE_SPENDABLE);
|
|
if (!MoneyRange(nCredit))
|
|
throw std::runtime_error("CWalletTx::GetAvailableCredit() : value out of range");
|
|
}
|
|
}
|
|
|
|
nAvailableCreditCached = nCredit;
|
|
fAvailableCreditCached = true;
|
|
return nCredit;
|
|
}
|
|
|
|
CAmount GetImmatureWatchOnlyCredit(const bool& fUseCache=true) const
|
|
{
|
|
if (IsCoinBase() && GetBlocksToMaturity() > 0 && IsInMainChain())
|
|
{
|
|
if (fUseCache && fImmatureWatchCreditCached)
|
|
return nImmatureWatchCreditCached;
|
|
nImmatureWatchCreditCached = pwallet->GetCredit(*this, ISMINE_WATCH_ONLY);
|
|
fImmatureWatchCreditCached = true;
|
|
return nImmatureWatchCreditCached;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
CAmount GetAvailableWatchOnlyCredit(const bool& fUseCache=true) const
|
|
{
|
|
if (pwallet == 0)
|
|
return 0;
|
|
|
|
// Must wait until coinbase is safely deep enough in the chain before valuing it
|
|
if (IsCoinBase() && GetBlocksToMaturity() > 0)
|
|
return 0;
|
|
|
|
if (fUseCache && fAvailableWatchCreditCached)
|
|
return nAvailableWatchCreditCached;
|
|
|
|
CAmount nCredit = 0;
|
|
for (unsigned int i = 0; i < vout.size(); i++)
|
|
{
|
|
if (!pwallet->IsSpent(GetHash(), i))
|
|
{
|
|
const CTxOut &txout = vout[i];
|
|
nCredit += pwallet->GetCredit(txout, ISMINE_WATCH_ONLY);
|
|
if (!MoneyRange(nCredit))
|
|
throw std::runtime_error("CWalletTx::GetAvailableCredit() : value out of range");
|
|
}
|
|
}
|
|
|
|
nAvailableWatchCreditCached = nCredit;
|
|
fAvailableWatchCreditCached = true;
|
|
return nCredit;
|
|
}
|
|
|
|
CAmount GetChange() const
|
|
{
|
|
if (fChangeCached)
|
|
return nChangeCached;
|
|
nChangeCached = pwallet->GetChange(*this);
|
|
fChangeCached = true;
|
|
return nChangeCached;
|
|
}
|
|
|
|
void GetAmounts(std::list<COutputEntry>& listReceived,
|
|
std::list<COutputEntry>& listSent, CAmount& nFee, std::string& strSentAccount, const isminefilter& filter) const;
|
|
|
|
void GetAccountAmounts(const std::string& strAccount, CAmount& nReceived,
|
|
CAmount& nSent, CAmount& nFee, const isminefilter& filter) const;
|
|
|
|
bool IsFromMe(const isminefilter& filter) const
|
|
{
|
|
return (GetDebit(filter) > 0);
|
|
}
|
|
|
|
bool IsTrusted() const
|
|
{
|
|
// Quick answer in most cases
|
|
if (!IsFinalTx(*this))
|
|
return false;
|
|
int nDepth = GetDepthInMainChain();
|
|
if (nDepth >= 1)
|
|
return true;
|
|
if (nDepth < 0)
|
|
return false;
|
|
if (!bSpendZeroConfChange || !IsFromMe(ISMINE_ALL)) // using wtx's cached debit
|
|
return false;
|
|
|
|
// Trusted if all inputs are from us and are in the mempool:
|
|
BOOST_FOREACH(const CTxIn& txin, vin)
|
|
{
|
|
// Transactions not sent by us: not trusted
|
|
const CWalletTx* parent = pwallet->GetWalletTx(txin.prevout.hash);
|
|
if (parent == NULL)
|
|
return false;
|
|
const CTxOut& parentOut = parent->vout[txin.prevout.n];
|
|
if (pwallet->IsMine(parentOut) != ISMINE_SPENDABLE)
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool WriteToDisk();
|
|
|
|
int64_t GetTxTime() const;
|
|
int GetRequestCount() const;
|
|
|
|
void RelayWalletTransaction(std::string strCommand="tx");
|
|
|
|
std::set<uint256> GetConflicts() const;
|
|
};
|
|
|
|
|
|
|
|
|
|
class COutput
|
|
{
|
|
public:
|
|
const CWalletTx *tx;
|
|
int i;
|
|
int nDepth;
|
|
bool fSpendable;
|
|
|
|
COutput(const CWalletTx *txIn, int iIn, int nDepthIn, bool fSpendableIn)
|
|
{
|
|
tx = txIn; i = iIn; nDepth = nDepthIn; fSpendable = fSpendableIn;
|
|
}
|
|
|
|
//Used with Darksend. Will return largest nondenom, then denominations, then very small inputs
|
|
int Priority() const
|
|
{
|
|
BOOST_FOREACH(int64_t d, darkSendDenominations)
|
|
if(tx->vout[i].nValue == d) return 10000;
|
|
if(tx->vout[i].nValue < 1*COIN) return 20000;
|
|
|
|
//nondenom return largest first
|
|
return -(tx->vout[i].nValue/COIN);
|
|
}
|
|
|
|
std::string ToString() const;
|
|
};
|
|
|
|
|
|
|
|
|
|
/** Private key that includes an expiration date in case it never gets used. */
|
|
class CWalletKey
|
|
{
|
|
public:
|
|
CPrivKey vchPrivKey;
|
|
int64_t nTimeCreated;
|
|
int64_t nTimeExpires;
|
|
std::string strComment;
|
|
//! todo: add something to note what created it (user, getnewaddress, change)
|
|
//! maybe should have a map<string, string> property map
|
|
|
|
CWalletKey(int64_t nExpires=0);
|
|
|
|
ADD_SERIALIZE_METHODS;
|
|
|
|
template <typename Stream, typename Operation>
|
|
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
|
|
if (!(nType & SER_GETHASH))
|
|
READWRITE(nVersion);
|
|
READWRITE(vchPrivKey);
|
|
READWRITE(nTimeCreated);
|
|
READWRITE(nTimeExpires);
|
|
READWRITE(LIMITED_STRING(strComment, 65536));
|
|
}
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
* Account information.
|
|
* Stored in wallet with key "acc"+string account name.
|
|
*/
|
|
class CAccount
|
|
{
|
|
public:
|
|
CPubKey vchPubKey;
|
|
|
|
CAccount()
|
|
{
|
|
SetNull();
|
|
}
|
|
|
|
void SetNull()
|
|
{
|
|
vchPubKey = CPubKey();
|
|
}
|
|
|
|
ADD_SERIALIZE_METHODS;
|
|
|
|
template <typename Stream, typename Operation>
|
|
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
|
|
if (!(nType & SER_GETHASH))
|
|
READWRITE(nVersion);
|
|
READWRITE(vchPubKey);
|
|
}
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
* Internal transfers.
|
|
* Database key is acentry<account><counter>.
|
|
*/
|
|
class CAccountingEntry
|
|
{
|
|
public:
|
|
std::string strAccount;
|
|
CAmount nCreditDebit;
|
|
int64_t nTime;
|
|
std::string strOtherAccount;
|
|
std::string strComment;
|
|
mapValue_t mapValue;
|
|
int64_t nOrderPos; //! position in ordered transaction list
|
|
uint64_t nEntryNo;
|
|
|
|
CAccountingEntry()
|
|
{
|
|
SetNull();
|
|
}
|
|
|
|
void SetNull()
|
|
{
|
|
nCreditDebit = 0;
|
|
nTime = 0;
|
|
strAccount.clear();
|
|
strOtherAccount.clear();
|
|
strComment.clear();
|
|
nOrderPos = -1;
|
|
nEntryNo = 0;
|
|
}
|
|
|
|
ADD_SERIALIZE_METHODS;
|
|
|
|
template <typename Stream, typename Operation>
|
|
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
|
|
if (!(nType & SER_GETHASH))
|
|
READWRITE(nVersion);
|
|
//! Note: strAccount is serialized as part of the key, not here.
|
|
READWRITE(nCreditDebit);
|
|
READWRITE(nTime);
|
|
READWRITE(LIMITED_STRING(strOtherAccount, 65536));
|
|
|
|
if (!ser_action.ForRead())
|
|
{
|
|
WriteOrderPos(nOrderPos, mapValue);
|
|
|
|
if (!(mapValue.empty() && _ssExtra.empty()))
|
|
{
|
|
CDataStream ss(nType, nVersion);
|
|
ss.insert(ss.begin(), '\0');
|
|
ss << mapValue;
|
|
ss.insert(ss.end(), _ssExtra.begin(), _ssExtra.end());
|
|
strComment.append(ss.str());
|
|
}
|
|
}
|
|
|
|
READWRITE(LIMITED_STRING(strComment, 65536));
|
|
|
|
size_t nSepPos = strComment.find("\0", 0, 1);
|
|
if (ser_action.ForRead())
|
|
{
|
|
mapValue.clear();
|
|
if (std::string::npos != nSepPos)
|
|
{
|
|
CDataStream ss(std::vector<char>(strComment.begin() + nSepPos + 1, strComment.end()), nType, nVersion);
|
|
ss >> mapValue;
|
|
_ssExtra = std::vector<char>(ss.begin(), ss.end());
|
|
}
|
|
ReadOrderPos(nOrderPos, mapValue);
|
|
}
|
|
if (std::string::npos != nSepPos)
|
|
strComment.erase(nSepPos);
|
|
|
|
mapValue.erase("n");
|
|
}
|
|
|
|
private:
|
|
std::vector<char> _ssExtra;
|
|
};
|
|
|
|
#endif // BITCOIN_WALLET_H
|