1024 lines
31 KiB
C++
1024 lines
31 KiB
C++
// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2013 The Bitcoin developers
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// Distributed under the MIT/X11 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 "core.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 "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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// Settings
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extern CFeeRate payTxFee;
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extern unsigned int nTxConfirmTarget;
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extern bool bSpendZeroConfChange;
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// -paytxfee default
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static const int64_t 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 int nHighTransactionFeeWarning = 0.01 * COIN;
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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 = 60000
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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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IMPLEMENT_SERIALIZE;
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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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/** 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 CWalletInterface
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{
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private:
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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) 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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// 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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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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/// 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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mutable CCriticalSection cs_wallet;
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bool fFileBacked;
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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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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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}
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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) const;
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bool SelectCoinsMinConf(int64_t nTargetValue, int nConfMine, int nConfTheirs, std::vector<COutput> vCoins, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, int64_t& 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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// keystore implementation
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// Generate a new key
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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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// 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);
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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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/** 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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/** 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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int64_t GetBalance() const;
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int64_t GetUnconfirmedBalance() const;
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int64_t GetImmatureBalance() const;
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int64_t GetWatchOnlyBalance() const;
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int64_t GetUnconfirmedWatchOnlyBalance() const;
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int64_t GetImmatureWatchOnlyBalance() const;
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bool CreateTransaction(const std::vector<std::pair<CScript, int64_t> >& vecSend,
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CWalletTx& wtxNew, CReserveKey& reservekey, int64_t& nFeeRet, std::string& strFailReason, const CCoinControl *coinControl = NULL);
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bool CreateTransaction(CScript scriptPubKey, int64_t nValue,
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CWalletTx& wtxNew, CReserveKey& reservekey, int64_t& nFeeRet, std::string& strFailReason, const CCoinControl *coinControl = NULL);
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bool CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey);
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std::string SendMoney(const CTxDestination &address, int64_t nValue, CWalletTx& wtxNew);
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static CFeeRate minTxFee;
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static int64_t 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, int64_t> GetAddressBalances();
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std::set<CTxDestination> GetAccountAddresses(std::string strAccount) const;
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isminetype IsMine(const CTxIn& txin) const;
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int64_t 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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int64_t 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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int64_t 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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bool IsFromMe(const CTransaction& tx) const // should probably be renamed to IsRelevantToMe
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{
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return (GetDebit(tx, ISMINE_ALL) > 0);
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}
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int64_t GetDebit(const CTransaction& tx, const isminefilter& filter) const
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{
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int64_t 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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int64_t GetCredit(const CTransaction& tx, const isminefilter& filter) const
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{
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int64_t 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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int64_t GetChange(const CTransaction& tx) const
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{
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int64_t 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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void 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++;
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}
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}
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unsigned int GetKeyPoolSize()
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{
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AssertLockHeld(cs_wallet); // setKeyPool
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return setKeyPool.size();
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}
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bool SetDefaultKey(const CPubKey &vchPubKey);
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// signify that a particular wallet feature is now used. this may change nWalletVersion and nWalletMaxVersion if those are lower
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bool SetMinVersion(enum WalletFeature, CWalletDB* pwalletdbIn = NULL, bool fExplicit = false);
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// change which version we're allowed to upgrade to (note that this does not immediately imply upgrading to that format)
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bool SetMaxVersion(int nVersion);
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// get the current wallet format (the oldest client version guaranteed to understand this wallet)
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int GetVersion() { LOCK(cs_wallet); return nWalletVersion; }
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// Get wallet transactions that conflict with given transaction (spend same outputs)
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std::set<uint256> GetConflicts(const uint256& txid) const;
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/** Address book entry changed.
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* @note called with lock cs_wallet held.
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*/
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boost::signals2::signal<void (CWallet *wallet, const CTxDestination
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&address, const std::string &label, bool isMine,
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const std::string &purpose,
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ChangeType status)> NotifyAddressBookChanged;
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/** Wallet transaction added, removed or updated.
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* @note called with lock cs_wallet held.
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*/
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boost::signals2::signal<void (CWallet *wallet, const uint256 &hashTx,
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ChangeType status)> NotifyTransactionChanged;
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/** Show progress e.g. for rescan */
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boost::signals2::signal<void (const std::string &title, int nProgress)> ShowProgress;
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/** Watch-only address added */
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boost::signals2::signal<void (bool fHaveWatchOnly)> NotifyWatchonlyChanged;
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};
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/** A key allocated from the key pool. */
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class CReserveKey
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{
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protected:
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CWallet* pwallet;
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int64_t nIndex;
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CPubKey vchPubKey;
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public:
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CReserveKey(CWallet* pwalletIn)
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{
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nIndex = -1;
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pwallet = pwalletIn;
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}
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~CReserveKey()
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{
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ReturnKey();
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}
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void ReturnKey();
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bool GetReservedKey(CPubKey &pubkey);
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void KeepKey();
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};
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typedef std::map<std::string, std::string> mapValue_t;
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static void ReadOrderPos(int64_t& nOrderPos, mapValue_t& mapValue)
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{
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if (!mapValue.count("n"))
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{
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nOrderPos = -1; // TODO: calculate elsewhere
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return;
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}
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nOrderPos = atoi64(mapValue["n"].c_str());
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}
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static void WriteOrderPos(const int64_t& nOrderPos, mapValue_t& mapValue)
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{
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if (nOrderPos == -1)
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return;
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mapValue["n"] = i64tostr(nOrderPos);
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}
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struct COutputEntry
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{
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CTxDestination destination;
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int64_t amount;
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int vout;
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};
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/** A transaction with a merkle branch linking it to the block chain. */
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class CMerkleTx : public CTransaction
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{
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private:
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int GetDepthInMainChainINTERNAL(CBlockIndex* &pindexRet) const;
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public:
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uint256 hashBlock;
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std::vector<uint256> vMerkleBranch;
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int nIndex;
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// memory only
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mutable bool fMerkleVerified;
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CMerkleTx()
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{
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Init();
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}
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CMerkleTx(const CTransaction& txIn) : CTransaction(txIn)
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{
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Init();
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}
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void Init()
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{
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|
hashBlock = 0;
|
|
nIndex = -1;
|
|
fMerkleVerified = false;
|
|
}
|
|
|
|
IMPLEMENT_SERIALIZE;
|
|
|
|
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* pblock=NULL);
|
|
|
|
// 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(CBlockIndex* &pindexRet) const;
|
|
int GetDepthInMainChain() const { CBlockIndex *pindexRet; return GetDepthInMainChain(pindexRet); }
|
|
bool IsInMainChain() const { CBlockIndex *pindexRet; return GetDepthInMainChainINTERNAL(pindexRet) > 0; }
|
|
int GetBlocksToMaturity() const;
|
|
bool AcceptToMemoryPool(bool fLimitFree=true, bool fRejectInsaneFee=true);
|
|
};
|
|
|
|
/** 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 int64_t nDebitCached;
|
|
mutable int64_t nCreditCached;
|
|
mutable int64_t nImmatureCreditCached;
|
|
mutable int64_t nAvailableCreditCached;
|
|
mutable int64_t nWatchDebitCached;
|
|
mutable int64_t nWatchCreditCached;
|
|
mutable int64_t nImmatureWatchCreditCached;
|
|
mutable int64_t nAvailableWatchCreditCached;
|
|
mutable int64_t 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;
|
|
}
|
|
|
|
IMPLEMENT_SERIALIZE;
|
|
|
|
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
|
|
int64_t GetDebit(const isminefilter& filter) const
|
|
{
|
|
if (vin.empty())
|
|
return 0;
|
|
|
|
int64_t 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 GetCredit(bool fUseCache=true) const
|
|
{
|
|
// Must wait until coinbase is safely deep enough in the chain before valuing it
|
|
if (IsCoinBase() && GetBlocksToMaturity() > 0)
|
|
return 0;
|
|
|
|
// GetBalance can assume transactions in mapWallet won't change
|
|
if (fUseCache && fCreditCached)
|
|
return nCreditCached;
|
|
nCreditCached = pwallet->GetCredit(*this, ISMINE_ALL);
|
|
fCreditCached = true;
|
|
return nCreditCached;
|
|
}
|
|
|
|
int64_t 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;
|
|
}
|
|
|
|
int64_t 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;
|
|
|
|
int64_t 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;
|
|
}
|
|
|
|
int64_t 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;
|
|
}
|
|
|
|
int64_t 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;
|
|
|
|
int64_t 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;
|
|
}
|
|
|
|
int64_t GetChange() const
|
|
{
|
|
if (fChangeCached)
|
|
return nChangeCached;
|
|
nChangeCached = pwallet->GetChange(*this);
|
|
fChangeCached = true;
|
|
return nChangeCached;
|
|
}
|
|
|
|
void GetAmounts(std::list<COutputEntry>& listReceived,
|
|
std::list<COutputEntry>& listSent, int64_t& nFee, std::string& strSentAccount, const isminefilter& filter) const;
|
|
|
|
void GetAccountAmounts(const std::string& strAccount, int64_t& nReceived,
|
|
int64_t& nSent, int64_t& 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::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;
|
|
}
|
|
|
|
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);
|
|
|
|
IMPLEMENT_SERIALIZE;
|
|
|
|
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();
|
|
}
|
|
|
|
IMPLEMENT_SERIALIZE;
|
|
|
|
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;
|
|
int64_t 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;
|
|
}
|
|
|
|
IMPLEMENT_SERIALIZE;
|
|
|
|
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
|