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98 lines
4.4 KiB
98 lines
4.4 KiB
// Copyright (c) 2009-2010 Satoshi Nakamoto |
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// Copyright (c) 2009-2016 The Bitcoin Core developers |
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// Distributed under the MIT 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_VALIDATIONINTERFACE_H |
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#define BITCOIN_VALIDATIONINTERFACE_H |
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#include <memory> |
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#include "primitives/transaction.h" // CTransaction(Ref) |
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class CBlock; |
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class CBlockIndex; |
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struct CBlockLocator; |
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class CBlockIndex; |
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class CConnman; |
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class CReserveScript; |
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class CValidationInterface; |
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class CValidationState; |
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class uint256; |
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class CScheduler; |
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// These functions dispatch to one or all registered wallets |
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/** Register a wallet to receive updates from core */ |
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void RegisterValidationInterface(CValidationInterface* pwalletIn); |
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/** Unregister a wallet from core */ |
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void UnregisterValidationInterface(CValidationInterface* pwalletIn); |
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/** Unregister all wallets from core */ |
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void UnregisterAllValidationInterfaces(); |
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class CValidationInterface { |
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protected: |
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/** Notifies listeners of updated block chain tip */ |
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virtual void UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload) {} |
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/** Notifies listeners of a transaction having been added to mempool. */ |
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virtual void TransactionAddedToMempool(const CTransactionRef &ptxn) {} |
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/** |
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* Notifies listeners of a block being connected. |
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* Provides a vector of transactions evicted from the mempool as a result. |
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*/ |
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virtual void BlockConnected(const std::shared_ptr<const CBlock> &block, const CBlockIndex *pindex, const std::vector<CTransactionRef> &txnConflicted) {} |
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/** Notifies listeners of a block being disconnected */ |
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virtual void BlockDisconnected(const std::shared_ptr<const CBlock> &block) {} |
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/** Notifies listeners of the new active block chain on-disk. */ |
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virtual void SetBestChain(const CBlockLocator &locator) {} |
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/** Notifies listeners about an inventory item being seen on the network. */ |
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virtual void Inventory(const uint256 &hash) {} |
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/** Tells listeners to broadcast their data. */ |
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virtual void ResendWalletTransactions(int64_t nBestBlockTime, CConnman* connman) {} |
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/** |
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* Notifies listeners of a block validation result. |
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* If the provided CValidationState IsValid, the provided block |
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* is guaranteed to be the current best block at the time the |
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* callback was generated (not necessarily now) |
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*/ |
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virtual void BlockChecked(const CBlock&, const CValidationState&) {} |
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/** |
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* Notifies listeners that a block which builds directly on our current tip |
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* has been received and connected to the headers tree, though not validated yet */ |
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virtual void NewPoWValidBlock(const CBlockIndex *pindex, const std::shared_ptr<const CBlock>& block) {}; |
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friend void ::RegisterValidationInterface(CValidationInterface*); |
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friend void ::UnregisterValidationInterface(CValidationInterface*); |
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friend void ::UnregisterAllValidationInterfaces(); |
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}; |
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struct MainSignalsInstance; |
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class CMainSignals { |
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private: |
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std::unique_ptr<MainSignalsInstance> m_internals; |
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friend void ::RegisterValidationInterface(CValidationInterface*); |
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friend void ::UnregisterValidationInterface(CValidationInterface*); |
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friend void ::UnregisterAllValidationInterfaces(); |
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public: |
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/** Register a CScheduler to give callbacks which should run in the background (may only be called once) */ |
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void RegisterBackgroundSignalScheduler(CScheduler& scheduler); |
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/** Unregister a CScheduler to give callbacks which should run in the background - these callbacks will now be dropped! */ |
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void UnregisterBackgroundSignalScheduler(); |
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/** Call any remaining callbacks on the calling thread */ |
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void FlushBackgroundCallbacks(); |
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void UpdatedBlockTip(const CBlockIndex *, const CBlockIndex *, bool fInitialDownload); |
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void TransactionAddedToMempool(const CTransactionRef &); |
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void BlockConnected(const std::shared_ptr<const CBlock> &, const CBlockIndex *pindex, const std::vector<CTransactionRef> &); |
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void BlockDisconnected(const std::shared_ptr<const CBlock> &); |
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void SetBestChain(const CBlockLocator &); |
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void Inventory(const uint256 &); |
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void Broadcast(int64_t nBestBlockTime, CConnman* connman); |
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void BlockChecked(const CBlock&, const CValidationState&); |
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void NewPoWValidBlock(const CBlockIndex *, const std::shared_ptr<const CBlock>&); |
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}; |
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CMainSignals& GetMainSignals(); |
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#endif // BITCOIN_VALIDATIONINTERFACE_H
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