cid.cc

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/*
 * Copyright (c) 2007,2008,2009 INRIA, UDcast
 *
 * 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: Jahanzeb Farooq <jahanzeb.farooq@sophia.inria.fr>
 *          Mohamed Amine Ismail <amine.ismail@sophia.inria.fr>
 *                               <amine.ismail@UDcast.com>
 */
 
#include "cid.h"
 
// 0 will match IR CID, -1 will match broadcast CID 0xFFFF, hence 60000
#define CID_UNINITIALIZED 60000
 
namespace ns3
{
 
Cid::Cid()
{
    m_identifier = CID_UNINITIALIZED;
}
 
Cid::Cid(uint16_t identifier)
{
    m_identifier = identifier;
}
 
Cid::~Cid()
{
}
 
uint16_t
Cid::GetIdentifier() const
{
    return m_identifier;
}
 
bool
Cid::IsMulticast() const
{
    return m_identifier >= 0xff00 && m_identifier <= 0xfffd;
}
 
bool
Cid::IsBroadcast() const
{
    return *this == Broadcast();
}
 
bool
Cid::IsPadding() const
{
    return *this == Padding();
}
 
bool
Cid::IsInitialRanging() const
{
    return *this == InitialRanging();
}
 
Cid
Cid::Broadcast()
{
    return 0xffff;
}
 
Cid
Cid::Padding()
{
    return 0xfffe;
}
 
Cid
Cid::InitialRanging()
{
    return 0;
}
 
bool
operator==(const Cid& lhs, const Cid& rhs)
{
    return lhs.m_identifier == rhs.m_identifier;
}
 
bool
operator!=(const Cid& lhs, const Cid& rhs)
{
    return !(lhs == rhs);
}
 
std::ostream&
operator<<(std::ostream& os, const Cid& cid)
{
    os << cid.GetIdentifier();
    return os;
}
 
} // namespace ns3