block-ack-window.h

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/*
 * Copyright (c) 2019 Universita' degli Studi di Napoli Federico II
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author: Stefano Avallone <stavallo@unina.it>
 */
 
#ifndef BLOCK_ACK_WINDOW_H
#define BLOCK_ACK_WINDOW_H
 
#include <cstdint>
#include <vector>
 
namespace ns3
{
 
class BlockAckWindow
{
  public:
    BlockAckWindow();
    void Init(uint16_t winStart, uint16_t winSize);
    void Reset(uint16_t winStart);
    uint16_t GetWinStart() const;
    uint16_t GetWinEnd() const;
    std::size_t GetWinSize() const;
    std::vector<bool>::reference At(std::size_t distance);
    std::vector<bool>::const_reference At(std::size_t distance) const;
    void Advance(std::size_t count);
 
  private:
    uint16_t m_winStart;        
    std::vector<bool> m_window; 
    std::size_t m_head;         
};
 
} // namespace ns3
 
#endif /* BLOCK_ACK_WINDOW_H */