public BinaryBroadcast( BinaryBroadcastId broadcastId, IPublicConsensusKeySet wallet, IConsensusBroadcaster broadcaster) : base(wallet, broadcastId, broadcaster) { _broadcastId = broadcastId; _requested = ResultStatus.NotRequested; _binValues = new BoolSet(); _receivedValues = new BoolSet[N]; _playerSentAux = new bool[N]; _validatorSentConf = new bool[N]; for (var i = 0; i < N; ++i) { _receivedValues[i] = new BoolSet(); } _receivedCount = new int[2]; _receivedAux = new int[2]; _wasBvalBroadcasted = new bool[2]; _confReceived = new List <BoolSet>(); _result = null; _confSent = false; }
private void TryProgressEpoch() { CheckResult(); while (_result == null || !_wasRepeat) { if (_currentEpoch % 2 == 0) { // epoch mod 2 = 0 -> we have not yet initiated BB if (_currentEpoch != 0 && !_coins.ContainsKey(_currentEpoch - 1)) { /* Logger.LogTrace( * $"{_agreementId}: can't progress epoch, blocked, coin (Ep={_currentEpoch - 1}) not present"); */ return; // we cannot progress since coin is not tossed and estimate is not correct } /* Logger.LogTrace( * $"Epoch progressed, coin (Ep={_currentEpoch - 1}) is present " + * $"with value {_currentEpoch > 0 && _coins[_currentEpoch - 1]}" * ); */ // we have right to calculate new estimate and proceed if (_currentEpoch != 0) { var s = _coins[_currentEpoch - 1]; _estimate = _currentValues.Values().First(); if (_currentValues.Count() == 1 && _result == null) { if (_estimate == s) { // we are winners! _resultEpoch = _currentEpoch; _result = _estimate; CheckResult(); Logger.LogTrace($"{_agreementId}: result = {_result} achieved at Ep={_currentEpoch}"); } } else if (_result == s) { if (_currentEpoch > _resultEpoch) { Logger.LogTrace( $"{_agreementId}: value repeated at Ep={_currentEpoch}, result is already obtained: {_result}. Terminating protocol" ); _wasRepeat = true; Terminate(); } } else { _estimate = s; } } if (_result != null) { _estimate = _result.Value; } // here we start new BB assuming that current estimate is correct var broadcastId = new BinaryBroadcastId(_agreementId.Era, _agreementId.AssociatedValidatorId, _currentEpoch); Broadcaster.InternalRequest( new ProtocolRequest <BinaryBroadcastId, bool>(Id, broadcastId, _estimate) ); _currentEpoch += 1; } else { // epoch mod 2 = 1 -> we have not yet tossed coin if (!_binaryBroadcastsResults.ContainsKey(_currentEpoch - 1)) { /* Logger.LogTrace( * $"{_agreementId}: can't progress epoch, blocked, BB (Ep={_currentEpoch - 1}) not present" * ); */ return; // we cannot progress since BB is not completed } // Logger.LogTrace($"{_agreementId}: epoch progressed, BB (Ep={_currentEpoch - 1}) is present"); _currentValues = _binaryBroadcastsResults[_currentEpoch - 1]; var coinId = new CoinId(_agreementId.Era, _agreementId.AssociatedValidatorId, _currentEpoch); if ((_currentEpoch / 2) % 3 == 2) { Broadcaster.InternalRequest(new ProtocolRequest <CoinId, object?>(Id, coinId, null)); } else { _coins[_currentEpoch] = ((_currentEpoch / 2) % 3) != 0; } _currentEpoch += 1; } } }