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cfbb212493
The lambda captures a reference to the chainman unique_ptr to retrieve block data. An assert is added on the chainman to ensure that the lambda is not used while the chainman is uninitialized. This is done in preparation for the following commits where blockstorage functions are made BlockManager methods.
75 lines
2.2 KiB
C++
75 lines
2.2 KiB
C++
// Copyright (c) 2015-2022 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_ZMQ_ZMQPUBLISHNOTIFIER_H
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#define BITCOIN_ZMQ_ZMQPUBLISHNOTIFIER_H
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#include <zmq/zmqabstractnotifier.h>
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#include <cstddef>
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#include <cstdint>
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#include <functional>
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class CBlock;
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class CBlockIndex;
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class CTransaction;
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class CZMQAbstractPublishNotifier : public CZMQAbstractNotifier
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{
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private:
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uint32_t nSequence {0U}; //!< upcounting per message sequence number
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public:
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/* send zmq multipart message
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parts:
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* command
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* data
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* message sequence number
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*/
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bool SendZmqMessage(const char *command, const void* data, size_t size);
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bool Initialize(void *pcontext) override;
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void Shutdown() override;
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};
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class CZMQPublishHashBlockNotifier : public CZMQAbstractPublishNotifier
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{
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public:
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bool NotifyBlock(const CBlockIndex *pindex) override;
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};
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class CZMQPublishHashTransactionNotifier : public CZMQAbstractPublishNotifier
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{
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public:
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bool NotifyTransaction(const CTransaction &transaction) override;
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};
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class CZMQPublishRawBlockNotifier : public CZMQAbstractPublishNotifier
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{
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private:
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const std::function<bool(CBlock&, const CBlockIndex&)> m_get_block_by_index;
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public:
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CZMQPublishRawBlockNotifier(std::function<bool(CBlock&, const CBlockIndex&)> get_block_by_index)
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: m_get_block_by_index{std::move(get_block_by_index)} {}
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bool NotifyBlock(const CBlockIndex *pindex) override;
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};
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class CZMQPublishRawTransactionNotifier : public CZMQAbstractPublishNotifier
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{
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public:
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bool NotifyTransaction(const CTransaction &transaction) override;
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};
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class CZMQPublishSequenceNotifier : public CZMQAbstractPublishNotifier
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{
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public:
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bool NotifyBlockConnect(const CBlockIndex *pindex) override;
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bool NotifyBlockDisconnect(const CBlockIndex *pindex) override;
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bool NotifyTransactionAcceptance(const CTransaction &transaction, uint64_t mempool_sequence) override;
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bool NotifyTransactionRemoval(const CTransaction &transaction, uint64_t mempool_sequence) override;
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};
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#endif // BITCOIN_ZMQ_ZMQPUBLISHNOTIFIER_H
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