dncurrency/nano/node/local_vote_history.hpp

74 lines
1.8 KiB
C++

#pragma once
#include <nano/lib/locks.hpp>
#include <nano/lib/numbers.hpp>
#include <nano/lib/numbers_templ.hpp>
#include <nano/node/fwd.hpp>
#include <boost/multi_index/hashed_index.hpp>
#include <boost/multi_index/member.hpp>
#include <boost/multi_index/sequenced_index.hpp>
#include <boost/multi_index_container.hpp>
#include <memory>
#include <vector>
namespace mi = boost::multi_index;
namespace nano
{
class voting_constants;
}
namespace nano
{
class local_vote_history final
{
class local_vote final
{
public:
local_vote (nano::root const & root_a, nano::block_hash const & hash_a, std::shared_ptr<nano::vote> const & vote_a) :
root (root_a),
hash (hash_a),
vote (vote_a)
{
}
nano::root root;
nano::block_hash hash;
std::shared_ptr<nano::vote> vote;
};
public:
local_vote_history (nano::voting_constants const & constants) :
constants{ constants }
{
}
void add (nano::root const & root_a, nano::block_hash const & hash_a, std::shared_ptr<nano::vote> const & vote_a);
void erase (nano::root const & root_a);
std::vector<std::shared_ptr<nano::vote>> votes (nano::root const & root_a, nano::block_hash const & hash_a, bool const is_final_a = false) const;
bool exists (nano::root const &) const;
std::size_t size () const;
nano::container_info container_info () const;
private:
// clang-format off
boost::multi_index_container<local_vote,
mi::indexed_by<
mi::hashed_non_unique<mi::tag<class tag_root>,
mi::member<local_vote, nano::root, &local_vote::root>>,
mi::sequenced<mi::tag<class tag_sequence>>>>
history;
// clang-format on
nano::voting_constants const & constants;
void clean ();
std::vector<std::shared_ptr<nano::vote>> votes (nano::root const & root_a) const;
// Only used in Debug
bool consistency_check (nano::root const &) const;
mutable nano::mutex mutex;
friend class local_vote_history_basic_Test;
};
}