// Distributed under the MIT/X11 software license, see the accompanying
// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+#include <stdint.h>
+
#include "headers.h"
#include "db.h"
#include "crypter.h"
return false;
}
-bool CWallet::Unlock(const string& strWalletPassphrase)
+bool CWallet::AddCScript(const uint160 &hash, const CScript& redeemScript)
+{
+ if (!CCryptoKeyStore::AddCScript(hash, redeemScript))
+ return false;
+ if (!fFileBacked)
+ return true;
+ return CWalletDB(strWalletFile).WriteCScript(hash, redeemScript);
+}
+
+bool CWallet::Unlock(const SecureString& strWalletPassphrase)
{
if (!IsLocked())
return false;
return false;
}
-bool CWallet::ChangeWalletPassphrase(const string& strOldWalletPassphrase, const string& strNewWalletPassphrase)
+bool CWallet::ChangeWalletPassphrase(const SecureString& strOldWalletPassphrase, const SecureString& strNewWalletPassphrase)
{
bool fWasLocked = IsLocked();
return false;
if (CCryptoKeyStore::Unlock(vMasterKey))
{
- int64 nStartTime = GetTimeMillis();
+ int64_t nStartTime = GetTimeMillis();
crypter.SetKeyFromPassphrase(strNewWalletPassphrase, pMasterKey.second.vchSalt, pMasterKey.second.nDeriveIterations, pMasterKey.second.nDerivationMethod);
pMasterKey.second.nDeriveIterations = pMasterKey.second.nDeriveIterations * (100 / ((double)(GetTimeMillis() - nStartTime)));
)
};
-bool CWallet::EncryptWallet(const string& strWalletPassphrase)
+bool CWallet::EncryptWallet(const SecureString& strWalletPassphrase)
{
if (IsCrypted())
return false;
RAND_bytes(&kMasterKey.vchSalt[0], WALLET_CRYPTO_SALT_SIZE);
CCrypter crypter;
- int64 nStartTime = GetTimeMillis();
+ int64_t nStartTime = GetTimeMillis();
crypter.SetKeyFromPassphrase(strWalletPassphrase, kMasterKey.vchSalt, 25000, kMasterKey.nDerivationMethod);
kMasterKey.nDeriveIterations = 2500000 / ((double)(GetTimeMillis() - nStartTime));
}
Lock();
- }
+ Unlock(strWalletPassphrase);
+ NewKeyPool();
+ Lock();
- if (Resilver(strWalletFile))
- CWalletDB(strWalletFile, "r+").WriteSetting("fIsResilvered", true);
+ // Need to completely rewrite the wallet file; if we don't, bdb might keep
+ // bits of the unencrypted private key in slack space in the database file.
+ CDB::Rewrite(strWalletFile);
+ }
return true;
}
}
}
+void CWallet::MarkDirty()
+{
+ CRITICAL_BLOCK(cs_wallet)
+ {
+ BOOST_FOREACH(PAIRTYPE(const uint256, CWalletTx)& item, mapWallet)
+ item.second.MarkDirty();
+ }
+}
+
bool CWallet::AddToWallet(const CWalletTx& wtxIn)
{
uint256 hash = wtxIn.GetHash();
// Inserts only if not already there, returns tx inserted or tx found
pair<map<uint256, CWalletTx>::iterator, bool> ret = mapWallet.insert(make_pair(hash, wtxIn));
CWalletTx& wtx = (*ret.first).second;
- wtx.pwallet = this;
+ wtx.BindWallet(this);
bool fInsertedNew = ret.second;
if (fInsertedNew)
wtx.nTimeReceived = GetAdjustedTime();
// Add a transaction to the wallet, or update it.
// pblock is optional, but should be provided if the transaction is known to be in a block.
// If fUpdate is true, existing transactions will be updated.
-bool CWallet::AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlock* pblock, bool fUpdate)
+bool CWallet::AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlock* pblock, bool fUpdate, bool fFindBlock)
{
uint256 hash = tx.GetHash();
CRITICAL_BLOCK(cs_wallet)
return false;
}
-int64 CWallet::GetDebit(const CTxIn &txin) const
+int64_t CWallet::GetDebit(const CTxIn &txin) const
{
CRITICAL_BLOCK(cs_wallet)
{
return 0;
}
-int64 CWalletTx::GetTxTime() const
+bool CWallet::IsChange(const CTxOut& txout) const
+{
+ CBitcoinAddress address;
+
+ // TODO: fix handling of 'change' outputs. The assumption is that any
+ // payment to a TX_PUBKEYHASH that is mine but isn't in the address book
+ // is change. That assumption is likely to break when we implement multisignature
+ // wallets that return change back into a multi-signature-protected address;
+ // a better way of identifying which outputs are 'the send' and which are
+ // 'the change' will need to be implemented (maybe extend CWalletTx to remember
+ // which output, if any, was change).
+ if (ExtractAddress(txout.scriptPubKey, this, address))
+ CRITICAL_BLOCK(cs_wallet)
+ if (!mapAddressBook.count(address))
+ return true;
+ return false;
+}
+
+int64_t CWalletTx::GetTxTime() const
{
return nTimeReceived;
}
return nRequests;
}
-void CWalletTx::GetAmounts(int64& nGeneratedImmature, int64& nGeneratedMature, list<pair<CBitcoinAddress, int64> >& listReceived,
- list<pair<CBitcoinAddress, int64> >& listSent, int64& nFee, string& strSentAccount) const
+void CWalletTx::GetAmounts(int64_t& nGeneratedImmature, int64_t& nGeneratedMature, list<pair<CBitcoinAddress, int64_t> >& listReceived,
+ list<pair<CBitcoinAddress, int64_t> >& listSent, int64_t& nFee, string& strSentAccount) const
{
nGeneratedImmature = nGeneratedMature = nFee = 0;
listReceived.clear();
}
// Compute fee:
- int64 nDebit = GetDebit();
+ int64_t nDebit = GetDebit();
if (nDebit > 0) // debit>0 means we signed/sent this transaction
{
- int64 nValueOut = GetValueOut();
+ int64_t nValueOut = GetValueOut();
nFee = nDebit - nValueOut;
}
- // Sent/received. Standard client will never generate a send-to-multiple-recipients,
- // but non-standard clients might (so return a list of address/amount pairs)
+ // Sent/received.
BOOST_FOREACH(const CTxOut& txout, vout)
{
CBitcoinAddress address;
}
-void CWalletTx::GetAccountAmounts(const string& strAccount, int64& nGenerated, int64& nReceived,
- int64& nSent, int64& nFee) const
+void CWalletTx::GetAccountAmounts(const string& strAccount, int64_t& nGenerated, int64_t& nReceived,
+ int64_t& nSent, int64_t& nFee) const
{
nGenerated = nReceived = nSent = nFee = 0;
- int64 allGeneratedImmature, allGeneratedMature, allFee;
+ int64_t allGeneratedImmature, allGeneratedMature, allFee;
allGeneratedImmature = allGeneratedMature = allFee = 0;
string strSentAccount;
- list<pair<CBitcoinAddress, int64> > listReceived;
- list<pair<CBitcoinAddress, int64> > listSent;
+ list<pair<CBitcoinAddress, int64_t> > listReceived;
+ list<pair<CBitcoinAddress, int64_t> > listSent;
GetAmounts(allGeneratedImmature, allGeneratedMature, listReceived, listSent, allFee, strSentAccount);
if (strAccount == "")
nGenerated = allGeneratedMature;
if (strAccount == strSentAccount)
{
- BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress,int64)& s, listSent)
+ BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress,int64_t)& s, listSent)
nSent += s.second;
nFee = allFee;
}
CRITICAL_BLOCK(pwallet->cs_wallet)
{
- BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress,int64)& r, listReceived)
+ BOOST_FOREACH(const PAIRTYPE(CBitcoinAddress,int64_t)& r, listReceived)
{
if (pwallet->mapAddressBook.count(r.first))
{
return ret;
}
+int CWallet::ScanForWalletTransaction(const uint256& hashTx)
+{
+ CTransaction tx;
+ tx.ReadFromDisk(COutPoint(hashTx, 0));
+ if (AddToWalletIfInvolvingMe(tx, NULL, true, true))
+ return 1;
+ return 0;
+}
+
void CWallet::ReacceptWalletTransactions()
{
CTxDB txdb("r");
{
// Do this infrequently and randomly to avoid giving away
// that these are our transactions.
- static int64 nNextTime;
+ static int64_t nNextTime;
if (GetTime() < nNextTime)
return;
bool fFirst = (nNextTime == 0);
return;
// Only do it if there's been a new block since last time
- static int64 nLastTime;
+ static int64_t nLastTime;
if (nTimeBestReceived < nLastTime)
return;
nLastTime = GetTime();
CWalletTx& wtx = item.second;
// Don't rebroadcast until it's had plenty of time that
// it should have gotten in already by now.
- if (nTimeBestReceived - (int64)wtx.nTimeReceived > 5 * 60)
+ if (nTimeBestReceived - (int64_t)wtx.nTimeReceived > 5 * 60)
mapSorted.insert(make_pair(wtx.nTimeReceived, &wtx));
}
BOOST_FOREACH(PAIRTYPE(const unsigned int, CWalletTx*)& item, mapSorted)
//
-int64 CWallet::GetBalance() const
+int64_t CWallet::GetBalance() const
{
- int64 nTotal = 0;
+ int64_t nTotal = 0;
CRITICAL_BLOCK(cs_wallet)
{
for (map<uint256, CWalletTx>::const_iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
return nTotal;
}
-int64 CWallet::GetUnconfirmedBalance() const
+int64_t CWallet::GetUnconfirmedBalance() const
{
- int64 nTotal = 0;
+ int64_t nTotal = 0;
CRITICAL_BLOCK(cs_wallet)
{
for (map<uint256, CWalletTx>::const_iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
return nTotal;
}
-bool CWallet::SelectCoinsMinConf(int64 nTargetValue, int nConfMine, int nConfTheirs, set<pair<const CWalletTx*,unsigned int> >& setCoinsRet, int64& nValueRet) const
+bool CWallet::SelectCoinsMinConf(int64_t nTargetValue, int nConfMine, int nConfTheirs, set<pair<const CWalletTx*,unsigned int> >& setCoinsRet, int64_t& nValueRet) const
{
setCoinsRet.clear();
nValueRet = 0;
// List of values less than target
- pair<int64, pair<const CWalletTx*,unsigned int> > coinLowestLarger;
- coinLowestLarger.first = INT64_MAX;
+ pair<int64_t, pair<const CWalletTx*,unsigned int> > coinLowestLarger;
+ coinLowestLarger.first = std::numeric_limits<int64_t>::max();
coinLowestLarger.second.first = NULL;
- vector<pair<int64, pair<const CWalletTx*,unsigned int> > > vValue;
- int64 nTotalLower = 0;
+ vector<pair<int64_t, pair<const CWalletTx*,unsigned int> > > vValue;
+ int64_t nTotalLower = 0;
CRITICAL_BLOCK(cs_wallet)
{
if (pcoin->IsSpent(i) || !IsMine(pcoin->vout[i]))
continue;
- int64 n = pcoin->vout[i].nValue;
+ int64_t n = pcoin->vout[i].nValue;
if (n <= 0)
continue;
- pair<int64,pair<const CWalletTx*,unsigned int> > coin = make_pair(n,make_pair(pcoin,i));
+ pair<int64_t,pair<const CWalletTx*,unsigned int> > coin = make_pair(n,make_pair(pcoin,i));
if (n == nTargetValue)
{
sort(vValue.rbegin(), vValue.rend());
vector<char> vfIncluded;
vector<char> vfBest(vValue.size(), true);
- int64 nBest = nTotalLower;
+ int64_t nBest = nTotalLower;
for (int nRep = 0; nRep < 1000 && nBest != nTargetValue; nRep++)
{
vfIncluded.assign(vValue.size(), false);
- int64 nTotal = 0;
+ int64_t nTotal = 0;
bool fReachedTarget = false;
for (int nPass = 0; nPass < 2 && !fReachedTarget; nPass++)
{
return true;
}
-bool CWallet::SelectCoins(int64 nTargetValue, set<pair<const CWalletTx*,unsigned int> >& setCoinsRet, int64& nValueRet) const
+bool CWallet::SelectCoins(int64_t nTargetValue, set<pair<const CWalletTx*,unsigned int> >& setCoinsRet, int64_t& nValueRet) const
{
return (SelectCoinsMinConf(nTargetValue, 1, 6, setCoinsRet, nValueRet) ||
SelectCoinsMinConf(nTargetValue, 1, 1, setCoinsRet, nValueRet) ||
-bool CWallet::CreateTransaction(const vector<pair<CScript, int64> >& vecSend, CWalletTx& wtxNew, CReserveKey& reservekey, int64& nFeeRet)
+bool CWallet::CreateTransaction(const vector<pair<CScript, int64_t> >& vecSend, CWalletTx& wtxNew, CReserveKey& reservekey, int64_t& nFeeRet)
{
- int64 nValue = 0;
- BOOST_FOREACH (const PAIRTYPE(CScript, int64)& s, vecSend)
+ int64_t nValue = 0;
+ BOOST_FOREACH (const PAIRTYPE(CScript, int64_t)& s, vecSend)
{
if (nValue < 0)
return false;
if (vecSend.empty() || nValue < 0)
return false;
- wtxNew.pwallet = this;
+ wtxNew.BindWallet(this);
CRITICAL_BLOCK(cs_main)
CRITICAL_BLOCK(cs_wallet)
wtxNew.vout.clear();
wtxNew.fFromMe = true;
- int64 nTotalValue = nValue + nFeeRet;
+ int64_t nTotalValue = nValue + nFeeRet;
double dPriority = 0;
// vouts to the payees
- BOOST_FOREACH (const PAIRTYPE(CScript, int64)& s, vecSend)
+ BOOST_FOREACH (const PAIRTYPE(CScript, int64_t)& s, vecSend)
wtxNew.vout.push_back(CTxOut(s.second, s.first));
// Choose coins to use
set<pair<const CWalletTx*,unsigned int> > setCoins;
- int64 nValueIn = 0;
+ int64_t nValueIn = 0;
if (!SelectCoins(nTotalValue, setCoins, nValueIn))
return false;
BOOST_FOREACH(PAIRTYPE(const CWalletTx*, unsigned int) pcoin, setCoins)
{
- int64 nCredit = pcoin.first->vout[pcoin.second].nValue;
+ int64_t nCredit = pcoin.first->vout[pcoin.second].nValue;
dPriority += (double)nCredit * pcoin.first->GetDepthInMainChain();
}
- int64 nChange = nValueIn - nValue - nFeeRet;
+ int64_t nChange = nValueIn - nValue - nFeeRet;
// if sub-cent change is required, the fee must be raised to at least MIN_TX_FEE
// or until nChange becomes zero
+ // NOTE: this depends on the exact behaviour of GetMinFee
if (nFeeRet < MIN_TX_FEE && nChange > 0 && nChange < CENT)
{
- int64 nMoveToFee = min(nChange, MIN_TX_FEE - nFeeRet);
+ int64_t nMoveToFee = min(nChange, MIN_TX_FEE - nFeeRet);
nChange -= nMoveToFee;
nFeeRet += nMoveToFee;
}
vector<unsigned char> vchPubKey = reservekey.GetReservedKey();
// assert(mapKeys.count(vchPubKey));
- // Fill a vout to ourself, using same address type as the payment
+ // Fill a vout to ourself
+ // TODO: pass in scriptChange instead of reservekey so
+ // change transaction isn't always pay-to-bitcoin-address
CScript scriptChange;
- if (vecSend[0].first.GetBitcoinAddress().IsValid())
- scriptChange.SetBitcoinAddress(vchPubKey);
- else
- scriptChange << vchPubKey << OP_CHECKSIG;
+ scriptChange.SetBitcoinAddress(vchPubKey);
// Insert change txn at random position:
vector<CTxOut>::iterator position = wtxNew.vout.begin()+GetRandInt(wtxNew.vout.size());
dPriority /= nBytes;
// Check that enough fee is included
- int64 nPayFee = nTransactionFee * (1 + (int64)nBytes / 1000);
+ int64_t nPayFee = nTransactionFee * (1 + (int64_t)nBytes / 1000);
bool fAllowFree = CTransaction::AllowFree(dPriority);
- int64 nMinFee = wtxNew.GetMinFee(1, fAllowFree);
+ int64_t nMinFee = wtxNew.GetMinFee(1, fAllowFree, GMF_SEND);
if (nFeeRet < max(nPayFee, nMinFee))
{
nFeeRet = max(nPayFee, nMinFee);
return true;
}
-bool CWallet::CreateTransaction(CScript scriptPubKey, int64 nValue, CWalletTx& wtxNew, CReserveKey& reservekey, int64& nFeeRet)
+bool CWallet::CreateTransaction(CScript scriptPubKey, int64_t nValue, CWalletTx& wtxNew, CReserveKey& reservekey, int64_t& nFeeRet)
{
- vector< pair<CScript, int64> > vecSend;
+ vector< pair<CScript, int64_t> > vecSend;
vecSend.push_back(make_pair(scriptPubKey, nValue));
return CreateTransaction(vecSend, wtxNew, reservekey, nFeeRet);
}
BOOST_FOREACH(const CTxIn& txin, wtxNew.vin)
{
CWalletTx &coin = mapWallet[txin.prevout.hash];
- coin.pwallet = this;
+ coin.BindWallet(this);
coin.MarkSpent(txin.prevout.n);
coin.WriteToDisk();
vWalletUpdated.push_back(coin.GetHash());
-string CWallet::SendMoney(CScript scriptPubKey, int64 nValue, CWalletTx& wtxNew, bool fAskFee)
+string CWallet::SendMoney(CScript scriptPubKey, int64_t nValue, CWalletTx& wtxNew, bool fAskFee)
{
CReserveKey reservekey(this);
- int64 nFeeRequired;
+ int64_t nFeeRequired;
if (IsLocked())
{
-string CWallet::SendMoneyToBitcoinAddress(const CBitcoinAddress& address, int64 nValue, CWalletTx& wtxNew, bool fAskFee)
+string CWallet::SendMoneyToBitcoinAddress(const CBitcoinAddress& address, int64_t nValue, CWalletTx& wtxNew, bool fAskFee)
{
// Check amount
if (nValue <= 0)
return false;
fFirstRunRet = false;
int nLoadWalletRet = CWalletDB(strWalletFile,"cr+").LoadWallet(this);
- if (nLoadWalletRet == DB_NEED_RESILVER)
+ if (nLoadWalletRet == DB_NEED_REWRITE)
{
- if (Resilver(strWalletFile))
- CWalletDB(strWalletFile, "r+").WriteSetting("fIsResilvered", true);
- nLoadWalletRet = DB_LOAD_OK;
+ if (CDB::Rewrite(strWalletFile, "\x04pool"))
+ {
+ setKeyPool.clear();
+ // Note: can't top-up keypool here, because wallet is locked.
+ // User will be prompted to unlock wallet the next operation
+ // the requires a new key.
+ }
+ nLoadWalletRet = DB_NEED_REWRITE;
}
if (nLoadWalletRet != DB_LOAD_OK)
return true;
}
+//
+// Mark old keypool keys as used,
+// and generate all new keys
+//
+bool CWallet::NewKeyPool()
+{
+ CRITICAL_BLOCK(cs_wallet)
+ {
+ CWalletDB walletdb(strWalletFile);
+ BOOST_FOREACH(int64_t nIndex, setKeyPool)
+ walletdb.ErasePool(nIndex);
+ setKeyPool.clear();
+
+ if (IsLocked())
+ return false;
+
+ int64_t nKeys = max(GetArg("-keypool", 100), (int64_t)0);
+ for (int i = 0; i < nKeys; i++)
+ {
+ int64_t nIndex = i+1;
+ walletdb.WritePool(nIndex, CKeyPool(GenerateNewKey()));
+ setKeyPool.insert(nIndex);
+ }
+ printf("CWallet::NewKeyPool wrote %"PRI64d" new keys\n", nKeys);
+ }
+ return true;
+}
+
bool CWallet::TopUpKeyPool()
{
CRITICAL_BLOCK(cs_wallet)
CWalletDB walletdb(strWalletFile);
// Top up key pool
- int64 nTargetSize = max(GetArg("-keypool", 100), (int64)0);
+ int64_t nTargetSize = max(GetArg("-keypool", 100), (int64_t)0);
while (setKeyPool.size() < nTargetSize+1)
{
- int64 nEnd = 1;
+ int64_t nEnd = 1;
if (!setKeyPool.empty())
nEnd = *(--setKeyPool.end()) + 1;
if (!walletdb.WritePool(nEnd, CKeyPool(GenerateNewKey())))
return true;
}
-void CWallet::ReserveKeyFromKeyPool(int64& nIndex, CKeyPool& keypool)
+void CWallet::ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool)
{
nIndex = -1;
keypool.vchPubKey.clear();
}
}
-void CWallet::KeepKey(int64 nIndex)
+int64_t CWallet::AddReserveKey(const CKeyPool& keypool)
+{
+ CRITICAL_BLOCK(cs_main)
+ CRITICAL_BLOCK(cs_wallet)
+ {
+ CWalletDB walletdb(strWalletFile);
+
+ int64_t nIndex = 1 + *(--setKeyPool.end());
+ if (!walletdb.WritePool(nIndex, keypool))
+ throw runtime_error("AddReserveKey() : writing added key failed");
+ setKeyPool.insert(nIndex);
+ return nIndex;
+ }
+ return -1;
+}
+
+void CWallet::KeepKey(int64_t nIndex)
{
// Remove from key pool
if (fFileBacked)
printf("keypool keep %"PRI64d"\n", nIndex);
}
-void CWallet::ReturnKey(int64 nIndex)
+void CWallet::ReturnKey(int64_t nIndex)
{
// Return to key pool
CRITICAL_BLOCK(cs_wallet)
bool CWallet::GetKeyFromPool(vector<unsigned char>& result, bool fAllowReuse)
{
- int64 nIndex = 0;
+ int64_t nIndex = 0;
CKeyPool keypool;
CRITICAL_BLOCK(cs_wallet)
{
return true;
}
-int64 CWallet::GetOldestKeyPoolTime()
+int64_t CWallet::GetOldestKeyPoolTime()
{
- int64 nIndex = 0;
+ int64_t nIndex = 0;
CKeyPool keypool;
ReserveKeyFromKeyPool(nIndex, keypool);
if (nIndex == -1)
vchPubKey.clear();
}
+void CWallet::GetAllReserveAddresses(set<CBitcoinAddress>& setAddress)
+{
+ setAddress.clear();
+
+ CWalletDB walletdb(strWalletFile);
+
+ CRITICAL_BLOCK(cs_main)
+ CRITICAL_BLOCK(cs_wallet)
+ BOOST_FOREACH(const int64_t& id, setKeyPool)
+ {
+ CKeyPool keypool;
+ if (!walletdb.ReadPool(id, keypool))
+ throw runtime_error("GetAllReserveKeyHashes() : read failed");
+ CBitcoinAddress address(keypool.vchPubKey);
+ assert(!keypool.vchPubKey.empty());
+ if (!HaveKey(address))
+ throw runtime_error("GetAllReserveKeyHashes() : unknown key in key pool");
+ setAddress.insert(address);
+ }
+}