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Diffstat (limited to 'src/wallet.h')
-rw-r--r-- | src/wallet.h | 902 |
1 files changed, 0 insertions, 902 deletions
diff --git a/src/wallet.h b/src/wallet.h deleted file mode 100644 index 6ed87d1e68..0000000000 --- a/src/wallet.h +++ /dev/null @@ -1,902 +0,0 @@ -// Copyright (c) 2009-2010 Satoshi Nakamoto -// Copyright (c) 2009-2014 The Bitcoin Core developers -// Distributed under the MIT software license, see the accompanying -// file COPYING or http://www.opensource.org/licenses/mit-license.php. - -#ifndef BITCOIN_WALLET_H -#define BITCOIN_WALLET_H - -#include "amount.h" -#include "primitives/block.h" -#include "primitives/transaction.h" -#include "crypter.h" -#include "key.h" -#include "keystore.h" -#include "main.h" -#include "ui_interface.h" -#include "wallet_ismine.h" -#include "walletdb.h" - -#include <algorithm> -#include <map> -#include <set> -#include <stdexcept> -#include <stdint.h> -#include <string> -#include <utility> -#include <vector> - -/** - * Settings - */ -extern CFeeRate payTxFee; -extern CAmount maxTxFee; -extern unsigned int nTxConfirmTarget; -extern bool bSpendZeroConfChange; -extern bool fSendFreeTransactions; -extern bool fPayAtLeastCustomFee; - -//! -paytxfee default -static const CAmount DEFAULT_TRANSACTION_FEE = 0; -//! -paytxfee will warn if called with a higher fee than this amount (in satoshis) per KB -static const CAmount nHighTransactionFeeWarning = 0.01 * COIN; -//! -maxtxfee default -static const CAmount DEFAULT_TRANSACTION_MAXFEE = 0.1 * COIN; -//! -maxtxfee will warn if called with a higher fee than this amount (in satoshis) -static const CAmount nHighTransactionMaxFeeWarning = 100 * nHighTransactionFeeWarning; -//! Largest (in bytes) free transaction we're willing to create -static const unsigned int MAX_FREE_TRANSACTION_CREATE_SIZE = 1000; - -class CAccountingEntry; -class CCoinControl; -class COutput; -class CReserveKey; -class CScript; -class CWalletTx; - -/** (client) version numbers for particular wallet features */ -enum WalletFeature -{ - FEATURE_BASE = 10500, // the earliest version new wallets supports (only useful for getinfo's clientversion output) - - FEATURE_WALLETCRYPT = 40000, // wallet encryption - FEATURE_COMPRPUBKEY = 60000, // compressed public keys - - FEATURE_LATEST = 60000 -}; - - -/** A key pool entry */ -class CKeyPool -{ -public: - int64_t nTime; - CPubKey vchPubKey; - - CKeyPool(); - CKeyPool(const CPubKey& vchPubKeyIn); - - 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(nTime); - READWRITE(vchPubKey); - } -}; - -/** Address book data */ -class CAddressBookData -{ -public: - std::string name; - std::string purpose; - - CAddressBookData() - { - purpose = "unknown"; - } - - typedef std::map<std::string, std::string> StringMap; - StringMap destdata; -}; - - -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 = uint256(); - 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) const; - int GetDepthInMainChain() const { const CBlockIndex *pindexRet; return GetDepthInMainChain(pindexRet); } - bool IsInMainChain() const { const CBlockIndex *pindexRet; return GetDepthInMainChainINTERNAL(pindexRet) > 0; } - int GetBlocksToMaturity() const; - bool AcceptToMemoryPool(bool fLimitFree=true, bool fRejectAbsurdFee=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 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; - CAmount GetCredit(const isminefilter& filter) const; - CAmount GetImmatureCredit(bool fUseCache=true) const; - CAmount GetAvailableCredit(bool fUseCache=true) const; - CAmount GetImmatureWatchOnlyCredit(const bool& fUseCache=true) const; - CAmount GetAvailableWatchOnlyCredit(const bool& fUseCache=true) const; - CAmount GetChange() const; - - 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; - - bool WriteToDisk(CWalletDB *pwalletdb); - - 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); - - 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)); - } -}; - - - -/** - * A CWallet is an extension of a keystore, which also maintains a set of transactions and balances, - * and provides the ability to create new transactions. - */ -class CWallet : public CCryptoKeyStore, public CValidationInterface -{ -private: - bool SelectCoins(const CAmount& nTargetValue, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, CAmount& nValueRet, const CCoinControl *coinControl = NULL) const; - - CWalletDB *pwalletdbEncryption; - - //! the current wallet version: clients below this version are not able to load the wallet - int nWalletVersion; - - //! the maximum wallet format version: memory-only variable that specifies to what version this wallet may be upgraded - int nWalletMaxVersion; - - int64_t nNextResend; - int64_t nLastResend; - - /** - * Used to keep track of spent outpoints, and - * detect and report conflicts (double-spends or - * mutated transactions where the mutant gets mined). - */ - typedef std::multimap<COutPoint, uint256> TxSpends; - TxSpends mapTxSpends; - void AddToSpends(const COutPoint& outpoint, const uint256& wtxid); - void AddToSpends(const uint256& wtxid); - - void SyncMetaData(std::pair<TxSpends::iterator, TxSpends::iterator>); - -public: - /* - * Main wallet lock. - * This lock protects all the fields added by CWallet - * except for: - * fFileBacked (immutable after instantiation) - * strWalletFile (immutable after instantiation) - */ - mutable CCriticalSection cs_wallet; - - bool fFileBacked; - std::string strWalletFile; - - std::set<int64_t> setKeyPool; - std::map<CKeyID, CKeyMetadata> mapKeyMetadata; - - typedef std::map<unsigned int, CMasterKey> MasterKeyMap; - MasterKeyMap mapMasterKeys; - unsigned int nMasterKeyMaxID; - - CWallet() - { - SetNull(); - } - - CWallet(std::string strWalletFileIn) - { - SetNull(); - - strWalletFile = strWalletFileIn; - fFileBacked = true; - } - - ~CWallet() - { - delete pwalletdbEncryption; - pwalletdbEncryption = NULL; - } - - void SetNull() - { - nWalletVersion = FEATURE_BASE; - nWalletMaxVersion = FEATURE_BASE; - fFileBacked = false; - nMasterKeyMaxID = 0; - pwalletdbEncryption = NULL; - nOrderPosNext = 0; - nNextResend = 0; - nLastResend = 0; - nTimeFirstKey = 0; - } - - std::map<uint256, CWalletTx> mapWallet; - - int64_t nOrderPosNext; - std::map<uint256, int> mapRequestCount; - - std::map<CTxDestination, CAddressBookData> mapAddressBook; - - CPubKey vchDefaultKey; - - std::set<COutPoint> setLockedCoins; - - int64_t nTimeFirstKey; - - const CWalletTx* GetWalletTx(const uint256& hash) const; - - //! check whether we are allowed to upgrade (or already support) to the named feature - bool CanSupportFeature(enum WalletFeature wf) { AssertLockHeld(cs_wallet); return nWalletMaxVersion >= wf; } - - void AvailableCoins(std::vector<COutput>& vCoins, bool fOnlyConfirmed=true, const CCoinControl *coinControl = NULL) const; - 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; - - bool IsSpent(const uint256& hash, unsigned int n) const; - - bool IsLockedCoin(uint256 hash, unsigned int n) const; - void LockCoin(COutPoint& output); - void UnlockCoin(COutPoint& output); - void UnlockAllCoins(); - void ListLockedCoins(std::vector<COutPoint>& vOutpts); - - /** - * keystore implementation - * Generate a new key - */ - CPubKey GenerateNewKey(); - //! Adds a key to the store, and saves it to disk. - bool AddKeyPubKey(const CKey& key, const CPubKey &pubkey); - //! Adds a key to the store, without saving it to disk (used by LoadWallet) - bool LoadKey(const CKey& key, const CPubKey &pubkey) { return CCryptoKeyStore::AddKeyPubKey(key, pubkey); } - //! Load metadata (used by LoadWallet) - bool LoadKeyMetadata(const CPubKey &pubkey, const CKeyMetadata &metadata); - - bool LoadMinVersion(int nVersion) { AssertLockHeld(cs_wallet); nWalletVersion = nVersion; nWalletMaxVersion = std::max(nWalletMaxVersion, nVersion); return true; } - - //! Adds an encrypted key to the store, and saves it to disk. - bool AddCryptedKey(const CPubKey &vchPubKey, const std::vector<unsigned char> &vchCryptedSecret); - //! Adds an encrypted key to the store, without saving it to disk (used by LoadWallet) - bool LoadCryptedKey(const CPubKey &vchPubKey, const std::vector<unsigned char> &vchCryptedSecret); - bool AddCScript(const CScript& redeemScript); - bool LoadCScript(const CScript& redeemScript); - - //! Adds a destination data tuple to the store, and saves it to disk - bool AddDestData(const CTxDestination &dest, const std::string &key, const std::string &value); - //! Erases a destination data tuple in the store and on disk - bool EraseDestData(const CTxDestination &dest, const std::string &key); - //! Adds a destination data tuple to the store, without saving it to disk - bool LoadDestData(const CTxDestination &dest, const std::string &key, const std::string &value); - //! Look up a destination data tuple in the store, return true if found false otherwise - bool GetDestData(const CTxDestination &dest, const std::string &key, std::string *value) const; - - //! Adds a watch-only address to the store, and saves it to disk. - bool AddWatchOnly(const CScript &dest); - bool RemoveWatchOnly(const CScript &dest); - //! Adds a watch-only address to the store, without saving it to disk (used by LoadWallet) - bool LoadWatchOnly(const CScript &dest); - - bool Unlock(const SecureString& strWalletPassphrase); - bool ChangeWalletPassphrase(const SecureString& strOldWalletPassphrase, const SecureString& strNewWalletPassphrase); - bool EncryptWallet(const SecureString& strWalletPassphrase); - - void GetKeyBirthTimes(std::map<CKeyID, int64_t> &mapKeyBirth) const; - - /** - * Increment the next transaction order id - * @return next transaction order id - */ - int64_t IncOrderPosNext(CWalletDB *pwalletdb = NULL); - - typedef std::pair<CWalletTx*, CAccountingEntry*> TxPair; - typedef std::multimap<int64_t, TxPair > TxItems; - - /** - * Get the wallet's activity log - * @return multimap of ordered transactions and accounting entries - * @warning Returned pointers are *only* valid within the scope of passed acentries - */ - TxItems OrderedTxItems(std::list<CAccountingEntry>& acentries, std::string strAccount = ""); - - void MarkDirty(); - bool AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet, CWalletDB* pwalletdb); - void SyncTransaction(const CTransaction& tx, const CBlock* pblock); - bool AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlock* pblock, bool fUpdate); - void EraseFromWallet(const uint256 &hash); - int ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate = false); - void ReacceptWalletTransactions(); - void ResendWalletTransactions(); - CAmount GetBalance() const; - CAmount GetUnconfirmedBalance() const; - CAmount GetImmatureBalance() const; - CAmount GetWatchOnlyBalance() const; - CAmount GetUnconfirmedWatchOnlyBalance() const; - CAmount GetImmatureWatchOnlyBalance() const; - bool CreateTransaction(const std::vector<std::pair<CScript, CAmount> >& vecSend, - CWalletTx& wtxNew, CReserveKey& reservekey, CAmount& nFeeRet, std::string& strFailReason, const CCoinControl *coinControl = NULL); - bool CreateTransaction(CScript scriptPubKey, const CAmount& nValue, - CWalletTx& wtxNew, CReserveKey& reservekey, CAmount& nFeeRet, std::string& strFailReason, const CCoinControl *coinControl = NULL); - bool CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey); - - static CFeeRate minTxFee; - static CAmount GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool); - - bool NewKeyPool(); - bool TopUpKeyPool(unsigned int kpSize = 0); - void ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool); - void KeepKey(int64_t nIndex); - void ReturnKey(int64_t nIndex); - bool GetKeyFromPool(CPubKey &key); - int64_t GetOldestKeyPoolTime(); - void GetAllReserveKeys(std::set<CKeyID>& setAddress) const; - - std::set< std::set<CTxDestination> > GetAddressGroupings(); - std::map<CTxDestination, CAmount> GetAddressBalances(); - - std::set<CTxDestination> GetAccountAddresses(std::string strAccount) const; - - isminetype IsMine(const CTxIn& txin) const; - CAmount GetDebit(const CTxIn& txin, const isminefilter& filter) const; - isminetype IsMine(const CTxOut& txout) const - { - return ::IsMine(*this, txout.scriptPubKey); - } - CAmount GetCredit(const CTxOut& txout, const isminefilter& filter) const - { - if (!MoneyRange(txout.nValue)) - throw std::runtime_error("CWallet::GetCredit(): value out of range"); - return ((IsMine(txout) & filter) ? txout.nValue : 0); - } - bool IsChange(const CTxOut& txout) const; - CAmount GetChange(const CTxOut& txout) const - { - if (!MoneyRange(txout.nValue)) - throw std::runtime_error("CWallet::GetChange(): value out of range"); - return (IsChange(txout) ? txout.nValue : 0); - } - bool IsMine(const CTransaction& tx) const - { - BOOST_FOREACH(const CTxOut& txout, tx.vout) - if (IsMine(txout)) - return true; - return false; - } - /** should probably be renamed to IsRelevantToMe */ - bool IsFromMe(const CTransaction& tx) const - { - return (GetDebit(tx, ISMINE_ALL) > 0); - } - CAmount GetDebit(const CTransaction& tx, const isminefilter& filter) const - { - CAmount nDebit = 0; - BOOST_FOREACH(const CTxIn& txin, tx.vin) - { - nDebit += GetDebit(txin, filter); - if (!MoneyRange(nDebit)) - throw std::runtime_error("CWallet::GetDebit(): value out of range"); - } - return nDebit; - } - CAmount GetCredit(const CTransaction& tx, const isminefilter& filter) const - { - CAmount nCredit = 0; - BOOST_FOREACH(const CTxOut& txout, tx.vout) - { - nCredit += GetCredit(txout, filter); - if (!MoneyRange(nCredit)) - throw std::runtime_error("CWallet::GetCredit(): value out of range"); - } - return nCredit; - } - CAmount GetChange(const CTransaction& tx) const - { - CAmount nChange = 0; - BOOST_FOREACH(const CTxOut& txout, tx.vout) - { - nChange += GetChange(txout); - if (!MoneyRange(nChange)) - throw std::runtime_error("CWallet::GetChange(): value out of range"); - } - return nChange; - } - void SetBestChain(const CBlockLocator& loc); - - DBErrors LoadWallet(bool& fFirstRunRet); - DBErrors ZapWalletTx(std::vector<CWalletTx>& vWtx); - - bool SetAddressBook(const CTxDestination& address, const std::string& strName, const std::string& purpose); - - bool DelAddressBook(const CTxDestination& address); - - void UpdatedTransaction(const uint256 &hashTx); - - void Inventory(const uint256 &hash) - { - { - LOCK(cs_wallet); - std::map<uint256, int>::iterator mi = mapRequestCount.find(hash); - if (mi != mapRequestCount.end()) - (*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(); -}; - - -/** - * 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 |