You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
860 lines
25 KiB
860 lines
25 KiB
// Copyright (c) 2009-2010 Satoshi Nakamoto |
|
// Copyright (c) 2009-2012 The Bitcoin developers |
|
// Distributed under the MIT/X11 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 <string> |
|
#include <vector> |
|
|
|
#include <stdlib.h> |
|
|
|
#include "main.h" |
|
#include "key.h" |
|
#include "keystore.h" |
|
#include "script.h" |
|
#include "ui_interface.h" |
|
#include "util.h" |
|
#include "walletdb.h" |
|
|
|
class CAccountingEntry; |
|
class CWalletTx; |
|
class CReserveKey; |
|
class COutput; |
|
|
|
/** (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 nTime; |
|
CPubKey vchPubKey; |
|
|
|
CKeyPool() |
|
{ |
|
nTime = GetTime(); |
|
} |
|
|
|
CKeyPool(const CPubKey& vchPubKeyIn) |
|
{ |
|
nTime = GetTime(); |
|
vchPubKey = vchPubKeyIn; |
|
} |
|
|
|
IMPLEMENT_SERIALIZE |
|
( |
|
if (!(nType & SER_GETHASH)) |
|
READWRITE(nVersion); |
|
READWRITE(nTime); |
|
READWRITE(vchPubKey); |
|
) |
|
}; |
|
|
|
/** 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 |
|
{ |
|
private: |
|
bool SelectCoins(int64 nTargetValue, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, int64& nValueRet) 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; |
|
|
|
public: |
|
mutable CCriticalSection cs_wallet; |
|
|
|
bool fFileBacked; |
|
std::string strWalletFile; |
|
|
|
std::set<int64> setKeyPool; |
|
|
|
|
|
typedef std::map<unsigned int, CMasterKey> MasterKeyMap; |
|
MasterKeyMap mapMasterKeys; |
|
unsigned int nMasterKeyMaxID; |
|
|
|
CWallet() |
|
{ |
|
nWalletVersion = FEATURE_BASE; |
|
nWalletMaxVersion = FEATURE_BASE; |
|
fFileBacked = false; |
|
nMasterKeyMaxID = 0; |
|
pwalletdbEncryption = NULL; |
|
nOrderPosNext = 0; |
|
} |
|
CWallet(std::string strWalletFileIn) |
|
{ |
|
nWalletVersion = FEATURE_BASE; |
|
nWalletMaxVersion = FEATURE_BASE; |
|
strWalletFile = strWalletFileIn; |
|
fFileBacked = true; |
|
nMasterKeyMaxID = 0; |
|
pwalletdbEncryption = NULL; |
|
nOrderPosNext = 0; |
|
} |
|
|
|
std::map<uint256, CWalletTx> mapWallet; |
|
int64 nOrderPosNext; |
|
std::map<uint256, int> mapRequestCount; |
|
|
|
std::map<CTxDestination, std::string> mapAddressBook; |
|
|
|
CPubKey vchDefaultKey; |
|
|
|
std::set<COutPoint> setLockedCoins; |
|
|
|
// check whether we are allowed to upgrade (or already support) to the named feature |
|
bool CanSupportFeature(enum WalletFeature wf) { return nWalletMaxVersion >= wf; } |
|
|
|
void AvailableCoins(std::vector<COutput>& vCoins, bool fOnlyConfirmed=true) const; |
|
bool SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfTheirs, std::vector<COutput> vCoins, std::set<std::pair<const CWalletTx*,unsigned int> >& setCoinsRet, int64& nValueRet) 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 AddKey(const CKey& key); |
|
// Adds a key to the store, without saving it to disk (used by LoadWallet) |
|
bool LoadKey(const CKey& key) { return CCryptoKeyStore::AddKey(key); } |
|
|
|
bool LoadMinVersion(int nVersion) { 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) { SetMinVersion(FEATURE_WALLETCRYPT); return CCryptoKeyStore::AddCryptedKey(vchPubKey, vchCryptedSecret); } |
|
bool AddCScript(const CScript& redeemScript); |
|
bool LoadCScript(const CScript& redeemScript) { return CCryptoKeyStore::AddCScript(redeemScript); } |
|
|
|
bool Unlock(const SecureString& strWalletPassphrase); |
|
bool ChangeWalletPassphrase(const SecureString& strOldWalletPassphrase, const SecureString& strNewWalletPassphrase); |
|
bool EncryptWallet(const SecureString& strWalletPassphrase); |
|
|
|
/** Increment the next transaction order id |
|
@return next transaction order id |
|
*/ |
|
int64 IncOrderPosNext(CWalletDB *pwalletdb = NULL); |
|
|
|
typedef std::pair<CWalletTx*, CAccountingEntry*> TxPair; |
|
typedef std::multimap<int64, 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 AddToWalletIfInvolvingMe(const uint256 &hash, const CTransaction& tx, const CBlock* pblock, bool fUpdate = false, bool fFindBlock = false); |
|
bool EraseFromWallet(uint256 hash); |
|
void WalletUpdateSpent(const CTransaction& prevout); |
|
int ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate = false); |
|
void ReacceptWalletTransactions(); |
|
void ResendWalletTransactions(); |
|
int64 GetBalance() const; |
|
int64 GetUnconfirmedBalance() const; |
|
int64 GetImmatureBalance() const; |
|
bool CreateTransaction(const std::vector<std::pair<CScript, int64> >& vecSend, CWalletTx& wtxNew, CReserveKey& reservekey, int64& nFeeRet); |
|
bool CreateTransaction(CScript scriptPubKey, int64 nValue, CWalletTx& wtxNew, CReserveKey& reservekey, int64& nFeeRet); |
|
bool CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey); |
|
std::string SendMoney(CScript scriptPubKey, int64 nValue, CWalletTx& wtxNew, bool fAskFee=false); |
|
std::string SendMoneyToDestination(const CTxDestination &address, int64 nValue, CWalletTx& wtxNew, bool fAskFee=false); |
|
|
|
bool NewKeyPool(); |
|
bool TopUpKeyPool(); |
|
int64 AddReserveKey(const CKeyPool& keypool); |
|
void ReserveKeyFromKeyPool(int64& nIndex, CKeyPool& keypool); |
|
void KeepKey(int64 nIndex); |
|
void ReturnKey(int64 nIndex); |
|
bool GetKeyFromPool(CPubKey &key, bool fAllowReuse=true); |
|
int64 GetOldestKeyPoolTime(); |
|
void GetAllReserveKeys(std::set<CKeyID>& setAddress); |
|
|
|
std::set< std::set<CTxDestination> > GetAddressGroupings(); |
|
std::map<CTxDestination, int64> GetAddressBalances(); |
|
|
|
bool IsMine(const CTxIn& txin) const; |
|
int64 GetDebit(const CTxIn& txin) const; |
|
bool IsMine(const CTxOut& txout) const |
|
{ |
|
return ::IsMine(*this, txout.scriptPubKey); |
|
} |
|
int64 GetCredit(const CTxOut& txout) const |
|
{ |
|
if (!MoneyRange(txout.nValue)) |
|
throw std::runtime_error("CWallet::GetCredit() : value out of range"); |
|
return (IsMine(txout) ? txout.nValue : 0); |
|
} |
|
bool IsChange(const CTxOut& txout) const; |
|
int64 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; |
|
} |
|
bool IsFromMe(const CTransaction& tx) const |
|
{ |
|
return (GetDebit(tx) > 0); |
|
} |
|
int64 GetDebit(const CTransaction& tx) const |
|
{ |
|
int64 nDebit = 0; |
|
BOOST_FOREACH(const CTxIn& txin, tx.vin) |
|
{ |
|
nDebit += GetDebit(txin); |
|
if (!MoneyRange(nDebit)) |
|
throw std::runtime_error("CWallet::GetDebit() : value out of range"); |
|
} |
|
return nDebit; |
|
} |
|
int64 GetCredit(const CTransaction& tx) const |
|
{ |
|
int64 nCredit = 0; |
|
BOOST_FOREACH(const CTxOut& txout, tx.vout) |
|
{ |
|
nCredit += GetCredit(txout); |
|
if (!MoneyRange(nCredit)) |
|
throw std::runtime_error("CWallet::GetCredit() : value out of range"); |
|
} |
|
return nCredit; |
|
} |
|
int64 GetChange(const CTransaction& tx) const |
|
{ |
|
int64 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); |
|
|
|
bool SetAddressBookName(const CTxDestination& address, const std::string& strName); |
|
|
|
bool DelAddressBookName(const CTxDestination& address); |
|
|
|
void UpdatedTransaction(const uint256 &hashTx); |
|
|
|
void PrintWallet(const CBlock& block); |
|
|
|
void Inventory(const uint256 &hash) |
|
{ |
|
{ |
|
LOCK(cs_wallet); |
|
std::map<uint256, int>::iterator mi = mapRequestCount.find(hash); |
|
if (mi != mapRequestCount.end()) |
|
(*mi).second++; |
|
} |
|
} |
|
|
|
int GetKeyPoolSize() |
|
{ |
|
return setKeyPool.size(); |
|
} |
|
|
|
bool GetTransaction(const uint256 &hashTx, CWalletTx& wtx); |
|
|
|
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() { return nWalletVersion; } |
|
|
|
/** 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, 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; |
|
}; |
|
|
|
/** A key allocated from the key pool. */ |
|
class CReserveKey |
|
{ |
|
protected: |
|
CWallet* pwallet; |
|
int64 nIndex; |
|
CPubKey vchPubKey; |
|
public: |
|
CReserveKey(CWallet* pwalletIn) |
|
{ |
|
nIndex = -1; |
|
pwallet = pwalletIn; |
|
} |
|
|
|
~CReserveKey() |
|
{ |
|
ReturnKey(); |
|
} |
|
|
|
void ReturnKey(); |
|
CPubKey GetReservedKey(); |
|
void KeepKey(); |
|
}; |
|
|
|
|
|
typedef std::map<std::string, std::string> mapValue_t; |
|
|
|
|
|
static void ReadOrderPos(int64& 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& nOrderPos, mapValue_t& mapValue) |
|
{ |
|
if (nOrderPos == -1) |
|
return; |
|
mapValue["n"] = i64tostr(nOrderPos); |
|
} |
|
|
|
|
|
/** 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: |
|
std::vector<CMerkleTx> vtxPrev; |
|
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; |
|
std::vector<char> vfSpent; // which outputs are already spent |
|
int64 nOrderPos; // position in ordered transaction list |
|
|
|
// memory only |
|
mutable bool fDebitCached; |
|
mutable bool fCreditCached; |
|
mutable bool fImmatureCreditCached; |
|
mutable bool fAvailableCreditCached; |
|
mutable bool fChangeCached; |
|
mutable int64 nDebitCached; |
|
mutable int64 nCreditCached; |
|
mutable int64 nImmatureCreditCached; |
|
mutable int64 nAvailableCreditCached; |
|
mutable int64 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; |
|
vtxPrev.clear(); |
|
mapValue.clear(); |
|
vOrderForm.clear(); |
|
fTimeReceivedIsTxTime = false; |
|
nTimeReceived = 0; |
|
nTimeSmart = 0; |
|
fFromMe = false; |
|
strFromAccount.clear(); |
|
vfSpent.clear(); |
|
fDebitCached = false; |
|
fCreditCached = false; |
|
fImmatureCreditCached = false; |
|
fAvailableCreditCached = false; |
|
fChangeCached = false; |
|
nDebitCached = 0; |
|
nCreditCached = 0; |
|
nImmatureCreditCached = 0; |
|
nAvailableCreditCached = 0; |
|
nChangeCached = 0; |
|
nOrderPos = -1; |
|
} |
|
|
|
IMPLEMENT_SERIALIZE |
|
( |
|
CWalletTx* pthis = const_cast<CWalletTx*>(this); |
|
if (fRead) |
|
pthis->Init(NULL); |
|
char fSpent = false; |
|
|
|
if (!fRead) |
|
{ |
|
pthis->mapValue["fromaccount"] = pthis->strFromAccount; |
|
|
|
std::string str; |
|
BOOST_FOREACH(char f, vfSpent) |
|
{ |
|
str += (f ? '1' : '0'); |
|
if (f) |
|
fSpent = true; |
|
} |
|
pthis->mapValue["spent"] = str; |
|
|
|
WriteOrderPos(pthis->nOrderPos, pthis->mapValue); |
|
|
|
if (nTimeSmart) |
|
pthis->mapValue["timesmart"] = strprintf("%u", nTimeSmart); |
|
} |
|
|
|
nSerSize += SerReadWrite(s, *(CMerkleTx*)this, nType, nVersion,ser_action); |
|
READWRITE(vtxPrev); |
|
READWRITE(mapValue); |
|
READWRITE(vOrderForm); |
|
READWRITE(fTimeReceivedIsTxTime); |
|
READWRITE(nTimeReceived); |
|
READWRITE(fFromMe); |
|
READWRITE(fSpent); |
|
|
|
if (fRead) |
|
{ |
|
pthis->strFromAccount = pthis->mapValue["fromaccount"]; |
|
|
|
if (mapValue.count("spent")) |
|
BOOST_FOREACH(char c, pthis->mapValue["spent"]) |
|
pthis->vfSpent.push_back(c != '0'); |
|
else |
|
pthis->vfSpent.assign(vout.size(), fSpent); |
|
|
|
ReadOrderPos(pthis->nOrderPos, pthis->mapValue); |
|
|
|
pthis->nTimeSmart = mapValue.count("timesmart") ? (unsigned int)atoi64(pthis->mapValue["timesmart"]) : 0; |
|
} |
|
|
|
pthis->mapValue.erase("fromaccount"); |
|
pthis->mapValue.erase("version"); |
|
pthis->mapValue.erase("spent"); |
|
pthis->mapValue.erase("n"); |
|
pthis->mapValue.erase("timesmart"); |
|
) |
|
|
|
// marks certain txout's as spent |
|
// returns true if any update took place |
|
bool UpdateSpent(const std::vector<char>& vfNewSpent) |
|
{ |
|
bool fReturn = false; |
|
for (unsigned int i = 0; i < vfNewSpent.size(); i++) |
|
{ |
|
if (i == vfSpent.size()) |
|
break; |
|
|
|
if (vfNewSpent[i] && !vfSpent[i]) |
|
{ |
|
vfSpent[i] = true; |
|
fReturn = true; |
|
fAvailableCreditCached = false; |
|
} |
|
} |
|
return fReturn; |
|
} |
|
|
|
// make sure balances are recalculated |
|
void MarkDirty() |
|
{ |
|
fCreditCached = false; |
|
fAvailableCreditCached = false; |
|
fDebitCached = false; |
|
fChangeCached = false; |
|
} |
|
|
|
void BindWallet(CWallet *pwalletIn) |
|
{ |
|
pwallet = pwalletIn; |
|
MarkDirty(); |
|
} |
|
|
|
void MarkSpent(unsigned int nOut) |
|
{ |
|
if (nOut >= vout.size()) |
|
throw std::runtime_error("CWalletTx::MarkSpent() : nOut out of range"); |
|
vfSpent.resize(vout.size()); |
|
if (!vfSpent[nOut]) |
|
{ |
|
vfSpent[nOut] = true; |
|
fAvailableCreditCached = false; |
|
} |
|
} |
|
|
|
bool IsSpent(unsigned int nOut) const |
|
{ |
|
if (nOut >= vout.size()) |
|
throw std::runtime_error("CWalletTx::IsSpent() : nOut out of range"); |
|
if (nOut >= vfSpent.size()) |
|
return false; |
|
return (!!vfSpent[nOut]); |
|
} |
|
|
|
int64 GetDebit() const |
|
{ |
|
if (vin.empty()) |
|
return 0; |
|
if (fDebitCached) |
|
return nDebitCached; |
|
nDebitCached = pwallet->GetDebit(*this); |
|
fDebitCached = true; |
|
return nDebitCached; |
|
} |
|
|
|
int64 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); |
|
fCreditCached = true; |
|
return nCreditCached; |
|
} |
|
|
|
int64 GetImmatureCredit(bool fUseCache=true) const |
|
{ |
|
if (IsCoinBase() && GetBlocksToMaturity() > 0 && IsInMainChain()) |
|
{ |
|
if (fUseCache && fImmatureCreditCached) |
|
return nImmatureCreditCached; |
|
nImmatureCreditCached = pwallet->GetCredit(*this); |
|
fImmatureCreditCached = true; |
|
return nImmatureCreditCached; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
int64 GetAvailableCredit(bool fUseCache=true) const |
|
{ |
|
// 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 nCredit = 0; |
|
for (unsigned int i = 0; i < vout.size(); i++) |
|
{ |
|
if (!IsSpent(i)) |
|
{ |
|
const CTxOut &txout = vout[i]; |
|
nCredit += pwallet->GetCredit(txout); |
|
if (!MoneyRange(nCredit)) |
|
throw std::runtime_error("CWalletTx::GetAvailableCredit() : value out of range"); |
|
} |
|
} |
|
|
|
nAvailableCreditCached = nCredit; |
|
fAvailableCreditCached = true; |
|
return nCredit; |
|
} |
|
|
|
|
|
int64 GetChange() const |
|
{ |
|
if (fChangeCached) |
|
return nChangeCached; |
|
nChangeCached = pwallet->GetChange(*this); |
|
fChangeCached = true; |
|
return nChangeCached; |
|
} |
|
|
|
void GetAmounts(std::list<std::pair<CTxDestination, int64> >& listReceived, |
|
std::list<std::pair<CTxDestination, int64> >& listSent, int64& nFee, std::string& strSentAccount) const; |
|
|
|
void GetAccountAmounts(const std::string& strAccount, int64& nReceived, |
|
int64& nSent, int64& nFee) const; |
|
|
|
bool IsFromMe() const |
|
{ |
|
return (GetDebit() > 0); |
|
} |
|
|
|
bool IsConfirmed() const |
|
{ |
|
// Quick answer in most cases |
|
if (!IsFinal()) |
|
return false; |
|
if (GetDepthInMainChain() >= 1) |
|
return true; |
|
if (!IsFromMe()) // using wtx's cached debit |
|
return false; |
|
|
|
// If no confirmations but it's from us, we can still |
|
// consider it confirmed if all dependencies are confirmed |
|
std::map<uint256, const CMerkleTx*> mapPrev; |
|
std::vector<const CMerkleTx*> vWorkQueue; |
|
vWorkQueue.reserve(vtxPrev.size()+1); |
|
vWorkQueue.push_back(this); |
|
for (unsigned int i = 0; i < vWorkQueue.size(); i++) |
|
{ |
|
const CMerkleTx* ptx = vWorkQueue[i]; |
|
|
|
if (!ptx->IsFinal()) |
|
return false; |
|
if (ptx->GetDepthInMainChain() >= 1) |
|
continue; |
|
if (!pwallet->IsFromMe(*ptx)) |
|
return false; |
|
|
|
if (mapPrev.empty()) |
|
{ |
|
BOOST_FOREACH(const CMerkleTx& tx, vtxPrev) |
|
mapPrev[tx.GetHash()] = &tx; |
|
} |
|
|
|
BOOST_FOREACH(const CTxIn& txin, ptx->vin) |
|
{ |
|
if (!mapPrev.count(txin.prevout.hash)) |
|
return false; |
|
vWorkQueue.push_back(mapPrev[txin.prevout.hash]); |
|
} |
|
} |
|
return true; |
|
} |
|
|
|
bool WriteToDisk(); |
|
|
|
int64 GetTxTime() const; |
|
int GetRequestCount() const; |
|
|
|
void AddSupportingTransactions(); |
|
bool AcceptWalletTransaction(bool fCheckInputs=true); |
|
void RelayWalletTransaction(); |
|
}; |
|
|
|
|
|
|
|
|
|
class COutput |
|
{ |
|
public: |
|
const CWalletTx *tx; |
|
int i; |
|
int nDepth; |
|
|
|
COutput(const CWalletTx *txIn, int iIn, int nDepthIn) |
|
{ |
|
tx = txIn; i = iIn; nDepth = nDepthIn; |
|
} |
|
|
|
std::string ToString() const |
|
{ |
|
return strprintf("COutput(%s, %d, %d) [%s]", tx->GetHash().ToString().substr(0,10).c_str(), i, nDepth, FormatMoney(tx->vout[i].nValue).c_str()); |
|
} |
|
|
|
void print() const |
|
{ |
|
printf("%s\n", ToString().c_str()); |
|
} |
|
}; |
|
|
|
|
|
|
|
|
|
/** Private key that includes an expiration date in case it never gets used. */ |
|
class CWalletKey |
|
{ |
|
public: |
|
CPrivKey vchPrivKey; |
|
int64 nTimeCreated; |
|
int64 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 nExpires=0) |
|
{ |
|
nTimeCreated = (nExpires ? GetTime() : 0); |
|
nTimeExpires = nExpires; |
|
} |
|
|
|
IMPLEMENT_SERIALIZE |
|
( |
|
if (!(nType & SER_GETHASH)) |
|
READWRITE(nVersion); |
|
READWRITE(vchPrivKey); |
|
READWRITE(nTimeCreated); |
|
READWRITE(nTimeExpires); |
|
READWRITE(strComment); |
|
) |
|
}; |
|
|
|
|
|
|
|
|
|
|
|
|
|
/** Account information. |
|
* Stored in wallet with key "acc"+string account name. |
|
*/ |
|
class CAccount |
|
{ |
|
public: |
|
CPubKey vchPubKey; |
|
|
|
CAccount() |
|
{ |
|
SetNull(); |
|
} |
|
|
|
void SetNull() |
|
{ |
|
vchPubKey = CPubKey(); |
|
} |
|
|
|
IMPLEMENT_SERIALIZE |
|
( |
|
if (!(nType & SER_GETHASH)) |
|
READWRITE(nVersion); |
|
READWRITE(vchPubKey); |
|
) |
|
}; |
|
|
|
|
|
|
|
/** Internal transfers. |
|
* Database key is acentry<account><counter>. |
|
*/ |
|
class CAccountingEntry |
|
{ |
|
public: |
|
std::string strAccount; |
|
int64 nCreditDebit; |
|
int64 nTime; |
|
std::string strOtherAccount; |
|
std::string strComment; |
|
mapValue_t mapValue; |
|
int64 nOrderPos; // position in ordered transaction list |
|
uint64 nEntryNo; |
|
|
|
CAccountingEntry() |
|
{ |
|
SetNull(); |
|
} |
|
|
|
void SetNull() |
|
{ |
|
nCreditDebit = 0; |
|
nTime = 0; |
|
strAccount.clear(); |
|
strOtherAccount.clear(); |
|
strComment.clear(); |
|
nOrderPos = -1; |
|
} |
|
|
|
IMPLEMENT_SERIALIZE |
|
( |
|
CAccountingEntry& me = *const_cast<CAccountingEntry*>(this); |
|
if (!(nType & SER_GETHASH)) |
|
READWRITE(nVersion); |
|
// Note: strAccount is serialized as part of the key, not here. |
|
READWRITE(nCreditDebit); |
|
READWRITE(nTime); |
|
READWRITE(strOtherAccount); |
|
|
|
if (!fRead) |
|
{ |
|
WriteOrderPos(nOrderPos, me.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()); |
|
me.strComment.append(ss.str()); |
|
} |
|
} |
|
|
|
READWRITE(strComment); |
|
|
|
size_t nSepPos = strComment.find("\0", 0, 1); |
|
if (fRead) |
|
{ |
|
me.mapValue.clear(); |
|
if (std::string::npos != nSepPos) |
|
{ |
|
CDataStream ss(std::vector<char>(strComment.begin() + nSepPos + 1, strComment.end()), nType, nVersion); |
|
ss >> me.mapValue; |
|
me._ssExtra = std::vector<char>(ss.begin(), ss.end()); |
|
} |
|
ReadOrderPos(me.nOrderPos, me.mapValue); |
|
} |
|
if (std::string::npos != nSepPos) |
|
me.strComment.erase(nSepPos); |
|
|
|
me.mapValue.erase("n"); |
|
) |
|
|
|
private: |
|
std::vector<char> _ssExtra; |
|
}; |
|
|
|
bool GetWalletFile(CWallet* pwallet, std::string &strWalletFileOut); |
|
|
|
#endif
|
|
|