9bb89ab323* Improve const correctness and adhere to 'const' specifier positioning style Co-authored-by: Mario Ortiz Manero <marioortizmanero@gmail.com>
62 lines
2.1 KiB
C++
62 lines
2.1 KiB
C++
#pragma once
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#include <nano/lib/numbers.hpp>
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#include <nano/lib/utility.hpp>
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#include <nano/secure/common.hpp>
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#include <boost/multi_index/hashed_index.hpp>
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#include <boost/multi_index/member.hpp>
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#include <boost/multi_index/ordered_index.hpp>
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#include <boost/multi_index/sequenced_index.hpp>
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#include <boost/multi_index_container.hpp>
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#include <chrono>
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#include <memory>
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#include <mutex>
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#include <vector>
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namespace nano
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{
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class node;
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class transaction;
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/** For each gap in account chains, track arrival time and voters */
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class gap_information final
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{
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public:
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std::chrono::steady_clock::time_point arrival;
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nano::block_hash hash;
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std::vector<nano::account> voters;
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bool bootstrap_started{ false };
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};
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/** Maintains voting and arrival information for gaps (missing source or previous blocks in account chains) */
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class gap_cache final
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{
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public:
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explicit gap_cache (nano::node &);
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void add (nano::block_hash const &, std::chrono::steady_clock::time_point = std::chrono::steady_clock::now ());
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void erase (nano::block_hash const & hash_a);
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void vote (std::shared_ptr<nano::vote> const &);
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bool bootstrap_check (std::vector<nano::account> const &, nano::block_hash const &);
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void bootstrap_start (nano::block_hash const & hash_a);
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nano::uint128_t bootstrap_threshold ();
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std::size_t size ();
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// clang-format off
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class tag_arrival {};
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class tag_hash {};
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using ordered_gaps = boost::multi_index_container<nano::gap_information,
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boost::multi_index::indexed_by<
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boost::multi_index::ordered_non_unique<boost::multi_index::tag<tag_arrival>,
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boost::multi_index::member<gap_information, std::chrono::steady_clock::time_point, &gap_information::arrival>>,
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boost::multi_index::hashed_unique<boost::multi_index::tag<tag_hash>,
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boost::multi_index::member<gap_information, nano::block_hash, &gap_information::hash>>>>;
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ordered_gaps blocks;
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// clang-format on
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std::size_t const max = 256;
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nano::mutex mutex{ mutex_identifier (mutexes::gap_cache) };
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nano::node & node;
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};
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std::unique_ptr<container_info_component> collect_container_info (gap_cache & gap_cache, std::string const & name);
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}
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