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-rw-r--r--src/wallet/wallet.h169
1 files changed, 139 insertions, 30 deletions
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index cd38d279ed..fefe415bb1 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -1,23 +1,23 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2009-2016 The Bitcoin Core developers
+// Copyright (c) 2009-2017 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_WALLET_H
#define BITCOIN_WALLET_WALLET_H
-#include "amount.h"
-#include "policy/feerate.h"
-#include "streams.h"
-#include "tinyformat.h"
-#include "ui_interface.h"
-#include "utilstrencodings.h"
-#include "validationinterface.h"
-#include "script/ismine.h"
-#include "script/sign.h"
-#include "wallet/crypter.h"
-#include "wallet/walletdb.h"
-#include "wallet/rpcwallet.h"
+#include <amount.h>
+#include <policy/feerate.h>
+#include <streams.h>
+#include <tinyformat.h>
+#include <ui_interface.h>
+#include <utilstrencodings.h>
+#include <validationinterface.h>
+#include <script/ismine.h>
+#include <script/sign.h>
+#include <wallet/crypter.h>
+#include <wallet/walletdb.h>
+#include <wallet/rpcwallet.h>
#include <algorithm>
#include <atomic>
@@ -99,6 +99,19 @@ enum WalletFeature
FEATURE_LATEST = FEATURE_COMPRPUBKEY // HD is optional, use FEATURE_COMPRPUBKEY as latest version
};
+enum OutputType : int
+{
+ OUTPUT_TYPE_NONE,
+ OUTPUT_TYPE_LEGACY,
+ OUTPUT_TYPE_P2SH_SEGWIT,
+ OUTPUT_TYPE_BECH32,
+
+ OUTPUT_TYPE_DEFAULT = OUTPUT_TYPE_P2SH_SEGWIT
+};
+
+extern OutputType g_address_type;
+extern OutputType g_change_type;
+
/** A key pool entry */
class CKeyPool
@@ -214,10 +227,6 @@ public:
Init();
}
- /** Helper conversion operator to allow passing CMerkleTx where CTransaction is expected.
- * TODO: adapt callers and remove this operator. */
- operator const CTransaction&() const { return *tx; }
-
void Init()
{
hashBlock = uint256();
@@ -252,8 +261,6 @@ public:
int GetDepthInMainChain() const { const CBlockIndex *pindexRet; return GetDepthInMainChain(pindexRet); }
bool IsInMainChain() const { const CBlockIndex *pindexRet; return GetDepthInMainChain(pindexRet) > 0; }
int GetBlocksToMaturity() const;
- /** Pass this transaction to the mempool. Fails if absolute fee exceeds absurd fee. */
- bool AcceptToMemoryPool(const CAmount& nAbsurdFee, CValidationState& state);
bool hashUnset() const { return (hashBlock.IsNull() || hashBlock == ABANDON_HASH); }
bool isAbandoned() const { return (hashBlock == ABANDON_HASH); }
void setAbandoned() { hashBlock = ABANDON_HASH; }
@@ -330,6 +337,7 @@ public:
mutable bool fImmatureWatchCreditCached;
mutable bool fAvailableWatchCreditCached;
mutable bool fChangeCached;
+ mutable bool fInMempool;
mutable CAmount nDebitCached;
mutable CAmount nCreditCached;
mutable CAmount nImmatureCreditCached;
@@ -369,6 +377,7 @@ public:
fImmatureWatchCreditCached = false;
fAvailableWatchCreditCached = false;
fChangeCached = false;
+ fInMempool = false;
nDebitCached = 0;
nCreditCached = 0;
nImmatureCreditCached = 0;
@@ -449,8 +458,8 @@ public:
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 GetImmatureWatchOnlyCredit(const bool fUseCache=true) const;
+ CAmount GetAvailableWatchOnlyCredit(const bool fUseCache=true) const;
CAmount GetChange() const;
void GetAmounts(std::list<COutputEntry>& listReceived,
@@ -473,6 +482,9 @@ public:
// RelayWalletTransaction may only be called if fBroadcastTransactions!
bool RelayWalletTransaction(CConnman* connman);
+ /** Pass this transaction to the mempool. Fails if absolute fee exceeds absurd fee. */
+ bool AcceptToMemoryPool(const CAmount& nAbsurdFee, CValidationState& state);
+
std::set<uint256> GetConflicts() const;
};
@@ -647,6 +659,7 @@ private:
};
+class WalletRescanReserver; //forward declarations for ScanForWalletTransactions/RescanFromTime
/**
* 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.
@@ -656,7 +669,10 @@ class CWallet final : public CCryptoKeyStore, public CValidationInterface
private:
static std::atomic<bool> fFlushScheduled;
std::atomic<bool> fAbortRescan;
- std::atomic<bool> fScanningWallet;
+ std::atomic<bool> fScanningWallet; //controlled by WalletRescanReserver
+ std::mutex mutexScanning;
+ friend class WalletRescanReserver;
+
/**
* Select a set of coins such that nValueRet >= nTargetValue and at least
@@ -722,6 +738,18 @@ private:
std::unique_ptr<CWalletDBWrapper> dbw;
+ /**
+ * The following is used to keep track of how far behind the wallet is
+ * from the chain sync, and to allow clients to block on us being caught up.
+ *
+ * Note that this is *not* how far we've processed, we may need some rescan
+ * to have seen all transactions in the chain, but is only used to track
+ * live BlockConnected callbacks.
+ *
+ * Protected by cs_main (see BlockUntilSyncedToCurrentChain)
+ */
+ const CBlockIndex* m_last_block_processed;
+
public:
/*
* Main wallet lock.
@@ -750,9 +778,11 @@ public:
void LoadKeyPool(int64_t nIndex, const CKeyPool &keypool);
- // Map from Key ID (for regular keys) or Script ID (for watch-only keys) to
- // key metadata.
- std::map<CTxDestination, CKeyMetadata> mapKeyMetadata;
+ // Map from Key ID to key metadata.
+ std::map<CKeyID, CKeyMetadata> mapKeyMetadata;
+
+ // Map from Script ID to key metadata (for watch-only keys).
+ std::map<CScriptID, CKeyMetadata> m_script_metadata;
typedef std::map<unsigned int, CMasterKey> MasterKeyMap;
MasterKeyMap mapMasterKeys;
@@ -817,7 +847,7 @@ public:
/**
* populate vCoins with vector of available COutputs.
*/
- void AvailableCoins(std::vector<COutput>& vCoins, bool fOnlySafe=true, const CCoinControl *coinControl = nullptr, const CAmount& nMinimumAmount = 1, const CAmount& nMaximumAmount = MAX_MONEY, const CAmount& nMinimumSumAmount = MAX_MONEY, const uint64_t& nMaximumCount = 0, const int& nMinDepth = 0, const int& nMaxDepth = 9999999) const;
+ void AvailableCoins(std::vector<COutput>& vCoins, bool fOnlySafe=true, const CCoinControl *coinControl = nullptr, const CAmount& nMinimumAmount = 1, const CAmount& nMaximumAmount = MAX_MONEY, const CAmount& nMinimumSumAmount = MAX_MONEY, const uint64_t nMaximumCount = 0, const int nMinDepth = 0, const int nMaxDepth = 9999999) const;
/**
* Return list of available coins and locked coins grouped by non-change output address.
@@ -863,7 +893,8 @@ public:
//! 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 CTxDestination& pubKey, const CKeyMetadata &metadata);
+ bool LoadKeyMetadata(const CKeyID& keyID, const CKeyMetadata &metadata);
+ bool LoadScriptMetadata(const CScriptID& script_id, const CKeyMetadata &metadata);
bool LoadMinVersion(int nVersion) { AssertLockHeld(cs_wallet); nWalletVersion = nVersion; nWalletMaxVersion = std::max(nWalletMaxVersion, nVersion); return true; }
void UpdateTimeFirstKey(int64_t nCreateTime);
@@ -909,7 +940,7 @@ public:
int64_t IncOrderPosNext(CWalletDB *pwalletdb = nullptr);
DBErrors ReorderTransactions();
bool AccountMove(std::string strFrom, std::string strTo, CAmount nAmount, std::string strComment = "");
- bool GetAccountPubkey(CPubKey &pubKey, std::string strAccount, bool bForceNew = false);
+ bool GetAccountDestination(CTxDestination &dest, std::string strAccount, bool bForceNew = false);
void MarkDirty();
bool AddToWallet(const CWalletTx& wtxIn, bool fFlushOnClose=true);
@@ -918,8 +949,9 @@ public:
void BlockConnected(const std::shared_ptr<const CBlock>& pblock, const CBlockIndex *pindex, const std::vector<CTransactionRef>& vtxConflicted) override;
void BlockDisconnected(const std::shared_ptr<const CBlock>& pblock) override;
bool AddToWalletIfInvolvingMe(const CTransactionRef& tx, const CBlockIndex* pIndex, int posInBlock, bool fUpdate);
- int64_t RescanFromTime(int64_t startTime, bool update);
- CBlockIndex* ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate = false);
+ int64_t RescanFromTime(int64_t startTime, const WalletRescanReserver& reserver, bool update);
+ CBlockIndex* ScanForWalletTransactions(CBlockIndex* pindexStart, CBlockIndex* pindexStop, const WalletRescanReserver& reserver, bool fUpdate = false);
+ void TransactionRemovedFromMempool(const CTransactionRef &ptx) override;
void ReacceptWalletTransactions();
void ResendWalletTransactions(int64_t nBestBlockTime, CConnman* connman) override;
// ResendWalletTransactionsBefore may only be called if fBroadcastTransactions!
@@ -933,6 +965,8 @@ public:
CAmount GetLegacyBalance(const isminefilter& filter, int minDepth, const std::string* account) const;
CAmount GetAvailableBalance(const CCoinControl* coinControl = nullptr) const;
+ OutputType TransactionChangeType(OutputType change_type, const std::vector<CRecipient>& vecSend);
+
/**
* Insert additional inputs into the transaction by
* calling CreateTransaction();
@@ -1106,6 +1140,34 @@ public:
caller must ensure the current wallet version is correct before calling
this function). */
bool SetHDMasterKey(const CPubKey& key);
+
+ /**
+ * Blocks until the wallet state is up-to-date to /at least/ the current
+ * chain at the time this function is entered
+ * Obviously holding cs_main/cs_wallet when going into this call may cause
+ * deadlock
+ */
+ void BlockUntilSyncedToCurrentChain();
+
+ /**
+ * Explicitly make the wallet learn the related scripts for outputs to the
+ * given key. This is purely to make the wallet file compatible with older
+ * software, as CBasicKeyStore automatically does this implicitly for all
+ * keys now.
+ */
+ void LearnRelatedScripts(const CPubKey& key, OutputType);
+
+ /**
+ * Same as LearnRelatedScripts, but when the OutputType is not known (and could
+ * be anything).
+ */
+ void LearnAllRelatedScripts(const CPubKey& key);
+
+ /**
+ * Get a destination of the requested type (if possible) to the specified script.
+ * This function will automatically add the necessary scripts to the wallet.
+ */
+ CTxDestination AddAndGetDestinationForScript(const CScript& script, OutputType);
};
/** A key allocated from the key pool. */
@@ -1195,4 +1257,51 @@ bool CWallet::DummySignTx(CMutableTransaction &txNew, const ContainerType &coins
return true;
}
+OutputType ParseOutputType(const std::string& str, OutputType default_type = OUTPUT_TYPE_DEFAULT);
+const std::string& FormatOutputType(OutputType type);
+
+/**
+ * Get a destination of the requested type (if possible) to the specified key.
+ * The caller must make sure LearnRelatedScripts has been called beforehand.
+ */
+CTxDestination GetDestinationForKey(const CPubKey& key, OutputType);
+
+/** Get all destinations (potentially) supported by the wallet for the given key. */
+std::vector<CTxDestination> GetAllDestinationsForKey(const CPubKey& key);
+
+/** RAII object to check and reserve a wallet rescan */
+class WalletRescanReserver
+{
+private:
+ CWalletRef m_wallet;
+ bool m_could_reserve;
+public:
+ explicit WalletRescanReserver(CWalletRef w) : m_wallet(w), m_could_reserve(false) {}
+
+ bool reserve()
+ {
+ assert(!m_could_reserve);
+ std::lock_guard<std::mutex> lock(m_wallet->mutexScanning);
+ if (m_wallet->fScanningWallet) {
+ return false;
+ }
+ m_wallet->fScanningWallet = true;
+ m_could_reserve = true;
+ return true;
+ }
+
+ bool isReserved() const
+ {
+ return (m_could_reserve && m_wallet->fScanningWallet);
+ }
+
+ ~WalletRescanReserver()
+ {
+ std::lock_guard<std::mutex> lock(m_wallet->mutexScanning);
+ if (m_could_reserve) {
+ m_wallet->fScanningWallet = false;
+ }
+ }
+};
+
#endif // BITCOIN_WALLET_WALLET_H