text: // Copyright (c) 2012-2016, The CryptoNote developers, The Bytecoin developers
  //
  // This file is part of Karbo.
  //
  // Karbo is free software: you can redistribute it and/or modify
  // it under the terms of the GNU Lesser General Public License as published by
  // the Free Software Foundation, either version 3 of the License, or
  // (at your option) any later version.
  //
  // Karbo is distributed in the hope that it will be useful,
  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  // GNU Lesser General Public License for more details.
  //
  // You should have received a copy of the GNU Lesser General Public License
  // along with Karbo.  If not, see <http://www.gnu.org/licenses/>.
  
  #pragma once
  
  #include <cstdint>
  #include <utility>
  
  namespace CryptoNote {
  
  class IFusionManager {
  public:
    struct EstimateResult {
      size_t fusionReadyCount;
      size_t totalOutputCount;
    };
  
    virtual ~IFusionManager() {}
  
    virtual size_t createFusionTransaction(uint64_t threshold, uint64_t mixin,
      const std::vector<std::string>& sourceAddresses = {}, const std::string& destinationAddress = "") = 0;
    virtual bool isFusionTransaction(size_t transactionId) const = 0;
    virtual EstimateResult estimate(uint64_t threshold, const std::vector<std::string>& sourceAddresses = {}) const = 0;
  };
  
  }
  