/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */

/*

 * Copyright (c) 2005,2006 INRIA

 * Copyright (c) 2009 MIRKO BANCHI

 * Copyright (c) 2013 University of Surrey

 *

 * 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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>

 * Author: Mirko Banchi <mk.banchi@gmail.com>

 * Author: Konstantinos Katsaros <dinos.katsaros@gmail.com>

 */

#ifndef SNR_TAG_H

#define SNR_TAG_H

#include "ns3/packet.h"

namespace ns3 {

class Tag;

class SnrTag : public Tag

{

public:

  static TypeId GetTypeId (void);

  virtual TypeId GetInstanceTypeId (void) const;

  /**

   * Create a SnrTag with the default snr 0 

   */

  SnrTag();

  /**

   * Create a SnrTag with the given snr value

   */

  SnrTag(double snr);

  virtual uint32_t GetSerializedSize (void) const;

  virtual void Serialize (TagBuffer i) const;

  virtual void Deserialize (TagBuffer i);

  virtual void Print (std::ostream &os) const;

  /**

   * Set the SNR to the given value.

   *

   * @param snr the value of the snr to set

   */

  void Set (double snr);

  double Get (void) const;

private:

  double m_snr;

};

}

#endif /* SNR_TAG_H */