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

/*

 * Copyright (c) 2008 INRIA

 *

 * 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

 *

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

 */

#include "uinteger.h"

#include "fatal-error.h"

#include "log.h"

#include <sstream>

namespace ns3 {

NS_LOG_COMPONENT_DEFINE ("Uinteger");

ATTRIBUTE_VALUE_IMPLEMENT_WITH_NAME (uint64_t,Uinteger);

namespace internal {

Ptr<const AttributeChecker> MakeUintegerChecker (uint64_t min, uint64_t max, std::string name)

{

  NS_LOG_FUNCTION (min << max << name);

  struct Checker : public AttributeChecker

  {

    Checker (uint64_t minValue, uint64_t maxValue, std::string name)

      : m_minValue (minValue),

        m_maxValue (maxValue),

        m_name (name) {}

    virtual bool Check (const AttributeValue &value) const {

      NS_LOG_FUNCTION (&value);

      const UintegerValue *v = dynamic_cast<const UintegerValue *> (&value);

      if (v == 0)

        {

          return false;

        }

      return v->Get () >= m_minValue && v->Get () <= m_maxValue;

    }

    virtual std::string GetValueTypeName (void) const {

      NS_LOG_FUNCTION_NOARGS ();

      return "ns3::UintegerValue";

    }

    virtual bool HasUnderlyingTypeInformation (void) const {

      NS_LOG_FUNCTION_NOARGS ();

      return true;

    }

    virtual std::string GetUnderlyingTypeInformation (void) const {

      NS_LOG_FUNCTION_NOARGS ();

      std::ostringstream oss;

      oss << m_name << " " << m_minValue << ":" << m_maxValue;

      return oss.str ();

    }

    virtual Ptr<AttributeValue> Create (void) const {

      NS_LOG_FUNCTION_NOARGS ();

      return ns3::Create<UintegerValue> ();

    }

    virtual bool Copy (const AttributeValue &source, AttributeValue &destination) const {

      NS_LOG_FUNCTION (&source << &destination);

      const UintegerValue *src = dynamic_cast<const UintegerValue *> (&source);

      UintegerValue *dst = dynamic_cast<UintegerValue *> (&destination);

      if (src == 0 || dst == 0)

        {

          return false;

        }

      *dst = *src;

      return true;

    }

    uint64_t m_minValue;

    uint64_t m_maxValue;

    std::string m_name;

  } *checker = new Checker (min, max, name);

  return Ptr<const AttributeChecker> (checker, false);

}

} // namespace internal

} // namespace ns3