Relay.hpp

/*
 * Copyright 2017 ONERA
 *
 * This file is part of the MAUVE Base Components project.
 *
 * MAUVE Base Components is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3 as
 * published by the Free Software Foundation.
 *
 * MAUVE Base Components 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 MAUVE.  If not, see <https://www.gnu.org/licenses/lgpl-3.0>.
 */
#ifndef MAUVE_BASE_RELAY_HPP
#define MAUVE_BASE_RELAY_HPP

#include <mauve/runtime.hpp>
#include "PeriodicStateMachine.hpp"

namespace mauve {
  namespace base {

  template <typename T>
    struct RelayShell : public runtime::Shell {
    public:
    runtime::ReadPort<T> & read_port = mk_read_port<T>("read", T());
    runtime::WritePort<T> & write_port = mk_write_port<T>("write");
    };

  template <typename T>
    struct RelayCore : public runtime::Core< RelayShell<T> > {
    public:
    void update() {
      auto data = this->shell().read_port.read();
      this->shell().write_port.write(data);
    };
    };

  template <typename T>
  using RelayComponent = runtime::Component< RelayShell<T>, RelayCore<T>,
    base::PeriodicStateMachine< RelayShell<T> , RelayCore<T> > >;

  }
}

#endif // MAUVE_BASE_PERIODICSTATEMACHINE_HPP