yac_common.hpp

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#ifndef IROHA_YAC_COMMON_HPP
#define IROHA_YAC_COMMON_HPP

#include <vector>

#include <boost/optional.hpp>

#include "consensus/round.hpp"

namespace iroha::consensus::yac {
  class YacHash;
  struct VoteMessage;

  using ProposalHash = std::string;

  using BlockHash = std::string;

  bool sameKeys(const std::vector<VoteMessage> &votes);

  boost::optional<Round> getKey(const std::vector<VoteMessage> &votes);

  boost::optional<YacHash> getHash(const std::vector<VoteMessage> &votes);

}  // namespace iroha::consensus::yac

#endif  // IROHA_YAC_COMMON_HPP