/* -*- 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>

 */

#ifndef INTEGER_H

#define INTEGER_H

#include "attribute.h"

#include "attribute-helper.h"

#include <stdint.h>

#include <limits>

namespace ns3 {

/**

 * Hold a signed integer type

 *

 * This class can be used to hold variables of signed integer

 * type such as int8_t, int16_t, int32_t, int64_t, or,

 * int, etc.

 */

ATTRIBUTE_VALUE_DEFINE_WITH_NAME (int64_t, Integer);

ATTRIBUTE_ACCESSOR_DEFINE (Integer);

template <typename T>

Ptr<const AttributeChecker> MakeIntegerChecker (void);

/**

 * Make a checker with a minimum value.

 *

 * The minimum value is included in the allowed range.

 *

 * \param [in] min The minimum value.

 * \returns The AttributeChecker.

 * \see AttributeChecker

 */

template <typename T>

Ptr<const AttributeChecker> MakeIntegerChecker (int64_t min);

/**

 * Make a checker with a minimum and a maximum value.

 *

 * The minimum and maximum values are included in the allowed range.

 *

 * \param [in] min The minimum value.

 * \param [in] max The maximum value.

 * \returns The AttributeChecker.

 * \see AttributeChecker

 */

template <typename T>

Ptr<const AttributeChecker> MakeIntegerChecker (int64_t min, int64_t max);

} // namespace ns3

#include "type-name.h"

namespace ns3 {

namespace internal {

Ptr<const AttributeChecker> MakeIntegerChecker (int64_t min, int64_t max, std::string name);

} // internal

template <typename T>

Ptr<const AttributeChecker>

MakeIntegerChecker (int64_t min, int64_t max)

{

  return internal::MakeIntegerChecker (min,

                                       max, TypeNameGet<T> ());

}

template <typename T>

Ptr<const AttributeChecker>

MakeIntegerChecker (int64_t min)

{

  return internal::MakeIntegerChecker (min,

                                       std::numeric_limits<T>::max (),

                                       TypeNameGet<T> ());

}

template <typename T>

Ptr<const AttributeChecker>

MakeIntegerChecker (void)

{

  return internal::MakeIntegerChecker (std::numeric_limits<T>::min (),

                                       std::numeric_limits<T>::max (),

                                       TypeNameGet<T> ());

}

} // namespace ns3

#endif /* INTEGER_H */