109 lines
3.3 KiB
C++
109 lines
3.3 KiB
C++
/* -*- 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
|
|
*
|
|
* Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
|
|
*/
|
|
#ifndef SIMPLE_CHANNEL_H
|
|
#define SIMPLE_CHANNEL_H
|
|
|
|
#include "ns3/channel.h"
|
|
#include "ns3/nstime.h"
|
|
#include "mac48-address.h"
|
|
#include <vector>
|
|
#include <map>
|
|
|
|
namespace ns3 {
|
|
|
|
class SimpleNetDevice;
|
|
class Packet;
|
|
|
|
/**
|
|
* \ingroup channel
|
|
* \brief A simple channel, for simple things and testing.
|
|
*
|
|
* This channel doesn't check for packet collisions and it
|
|
* does not introduce any error.
|
|
* By default, it does not add any delay to the packets.
|
|
* Furthermore, it assumes that the associated NetDevices
|
|
* are using 48-bit MAC addresses.
|
|
*
|
|
* This channel is meant to be used by ns3::SimpleNetDevices.
|
|
*/
|
|
class SimpleChannel : public Channel
|
|
{
|
|
public:
|
|
/**
|
|
* \brief Get the type ID.
|
|
* \return the object TypeId
|
|
*/
|
|
static TypeId GetTypeId (void);
|
|
SimpleChannel ();
|
|
|
|
/**
|
|
* A packet is sent by a net device. A receive event will be
|
|
* scheduled for all net device connected to the channel other
|
|
* than the net device who sent the packet
|
|
*
|
|
* \param p packet to be sent
|
|
* \param protocol protocol number
|
|
* \param to address to send packet to
|
|
* \param from address the packet is coming from
|
|
* \param sender netdevice who sent the packet
|
|
*
|
|
*/
|
|
virtual void Send (Ptr<Packet> p, uint16_t protocol, Mac48Address to, Mac48Address from,
|
|
Ptr<SimpleNetDevice> sender);
|
|
|
|
/**
|
|
* Attached a net device to the channel.
|
|
*
|
|
* \param device the device to attach to the channel
|
|
*/
|
|
virtual void Add (Ptr<SimpleNetDevice> device);
|
|
|
|
/**
|
|
* Blocks the communications from a NetDevice to another NetDevice.
|
|
* The block is unidirectional
|
|
*
|
|
* \param from the device to BlackList
|
|
* \param to the device wanting to block the other one
|
|
*/
|
|
virtual void BlackList (Ptr<SimpleNetDevice> from, Ptr<SimpleNetDevice> to);
|
|
|
|
/**
|
|
* Un-Blocks the communications from a NetDevice to another NetDevice.
|
|
* The block is unidirectional
|
|
*
|
|
* \param from the device to BlackList
|
|
* \param to the device wanting to block the other one
|
|
*/
|
|
virtual void UnBlackList (Ptr<SimpleNetDevice> from, Ptr<SimpleNetDevice> to);
|
|
|
|
// inherited from ns3::Channel
|
|
virtual std::size_t GetNDevices (void) const;
|
|
virtual Ptr<NetDevice> GetDevice (std::size_t i) const;
|
|
|
|
private:
|
|
Time m_delay; //!< The assigned speed-of-light delay of the channel
|
|
std::vector<Ptr<SimpleNetDevice> > m_devices; //!< devices connected by the channel
|
|
std::map<Ptr<SimpleNetDevice>, std::vector<Ptr<SimpleNetDevice> > > m_blackListedDevices; //!< devices blocked on a device
|
|
};
|
|
|
|
} // namespace ns3
|
|
|
|
#endif /* SIMPLE_CHANNEL_H */
|