ab093d58d6* Move container info classes to separate file * Introduce better `container_info` class * Rename legacy to `container_info_entry` * Conversion * Test * Fixes
62 lines
1.5 KiB
C++
62 lines
1.5 KiB
C++
#pragma once
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#include <nano/lib/locks.hpp>
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#include <nano/lib/numbers.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/random_access_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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namespace mi = boost::multi_index;
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namespace nano
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{
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class container_info_component;
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}
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namespace nano
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{
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class recently_confirmed_cache final
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{
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public:
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using entry_t = std::pair<nano::qualified_root, nano::block_hash>;
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explicit recently_confirmed_cache (std::size_t max_size);
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void put (nano::qualified_root const &, nano::block_hash const &);
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void erase (nano::block_hash const &);
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void clear ();
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std::size_t size () const;
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bool exists (nano::qualified_root const &) const;
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bool exists (nano::block_hash const &) const;
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nano::container_info container_info () const;
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public: // Tests
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entry_t back () const;
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private:
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// clang-format off
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class tag_hash {};
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class tag_root {};
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class tag_sequence {};
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using ordered_recent_confirmations = boost::multi_index_container<entry_t,
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mi::indexed_by<
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mi::sequenced<mi::tag<tag_sequence>>,
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mi::hashed_unique<mi::tag<tag_root>,
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mi::member<entry_t, nano::qualified_root, &entry_t::first>>,
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mi::hashed_unique<mi::tag<tag_hash>,
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mi::member<entry_t, nano::block_hash, &entry_t::second>>>>;
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// clang-format on
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ordered_recent_confirmations confirmed;
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std::size_t const max_size;
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mutable nano::mutex mutex;
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};
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}
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