118 lines
4 KiB
C++
Executable file
118 lines
4 KiB
C++
Executable file
// Copyright (c) 2012-2015, The CryptoNote developers, The Bytecoin developers
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//
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// This file is part of Bytecoin.
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//
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// Bytecoin is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Bytecoin is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with Bytecoin. If not, see <http://www.gnu.org/licenses/>.
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#pragma once
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#include <mutex>
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#include <atomic>
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#include <unordered_set>
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#include "IBlockchainExplorer.h"
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#include "INode.h"
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#include "Common/ObserverManager.h"
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#include "BlockchainExplorerErrors.h"
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#include "Wallet/WalletAsyncContextCounter.h"
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#include "Logging/LoggerRef.h"
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namespace CryptoNote {
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class BlockchainExplorer : public IBlockchainExplorer, public INodeObserver {
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public:
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BlockchainExplorer(INode& node, Logging::ILogger& logger);
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BlockchainExplorer(const BlockchainExplorer&) = delete;
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BlockchainExplorer(BlockchainExplorer&&) = delete;
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BlockchainExplorer& operator=(const BlockchainExplorer&) = delete;
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BlockchainExplorer& operator=(BlockchainExplorer&&) = delete;
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virtual ~BlockchainExplorer();
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virtual bool addObserver(IBlockchainObserver* observer) override;
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virtual bool removeObserver(IBlockchainObserver* observer) override;
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virtual bool getBlocks(const std::vector<uint32_t>& blockHeights, std::vector<std::vector<BlockDetails>>& blocks) override;
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virtual bool getBlocks(const std::vector<Crypto::Hash>& blockHashes, std::vector<BlockDetails>& blocks) override;
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virtual bool getBlocks(uint64_t timestampBegin, uint64_t timestampEnd, uint32_t blocksNumberLimit, std::vector<BlockDetails>& blocks, uint32_t& blocksNumberWithinTimestamps) override;
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virtual bool getBlockchainTop(BlockDetails& topBlock) override;
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virtual bool getTransactions(const std::vector<Crypto::Hash>& transactionHashes, std::vector<TransactionDetails>& transactions) override;
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virtual bool getTransactionsByPaymentId(const Crypto::Hash& paymentId, std::vector<TransactionDetails>& transactions) override;
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virtual bool getPoolTransactions(uint64_t timestampBegin, uint64_t timestampEnd, uint32_t transactionsNumberLimit, std::vector<TransactionDetails>& transactions, uint64_t& transactionsNumberWithinTimestamps) override;
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virtual bool getPoolState(const std::vector<Crypto::Hash>& knownPoolTransactionHashes, Crypto::Hash knownBlockchainTop, bool& isBlockchainActual, std::vector<TransactionDetails>& newTransactions, std::vector<Crypto::Hash>& removedTransactions) override;
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virtual uint64_t getRewardBlocksWindow() override;
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virtual uint64_t getFullRewardMaxBlockSize(uint8_t majorVersion) override;
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virtual bool isSynchronized() override;
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virtual void init() override;
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virtual void shutdown() override;
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virtual void poolChanged() override;
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virtual void blockchainSynchronized(uint32_t topHeight) override;
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virtual void localBlockchainUpdated(uint32_t height) override;
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typedef WalletAsyncContextCounter AsyncContextCounter;
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private:
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void poolUpdateEndHandler();
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class PoolUpdateGuard {
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public:
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PoolUpdateGuard();
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bool beginUpdate();
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bool endUpdate();
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private:
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enum class State {
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NONE,
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UPDATING,
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UPDATE_REQUIRED
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};
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std::atomic<State> m_state;
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};
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enum State {
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NOT_INITIALIZED,
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INITIALIZED
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};
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BlockDetails knownBlockchainTop;
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uint32_t knownBlockchainTopHeight;
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std::unordered_set<Crypto::Hash> knownPoolState;
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std::atomic<State> state;
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std::atomic<bool> synchronized;
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std::atomic<uint32_t> observersCounter;
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Tools::ObserverManager<IBlockchainObserver> observerManager;
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std::mutex mutex;
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INode& node;
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Logging::LoggerRef logger;
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AsyncContextCounter asyncContextCounter;
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PoolUpdateGuard poolUpdateGuard;
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};
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}
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