radvd-interface.cc

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/*
 * Copyright (c) 2009 Strasbourg University
 *
 * 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: Sebastien Vincent <vincent@clarinet.u-strasbg.fr>
 */
 
#include "radvd-interface.h"
 
#include <ns3/log.h>
 
namespace ns3
{
 
NS_LOG_COMPONENT_DEFINE("RadvdInterface");
 
RadvdInterface::RadvdInterface(uint32_t interface)
    : m_interface(interface)
{
    NS_LOG_FUNCTION(this << interface);
    /* initialize default value as specified in radvd.conf manpage */
    m_sendAdvert = true;
    m_maxRtrAdvInterval = 600000;
    m_minRtrAdvInterval = (uint32_t)(double)(0.33 * m_maxRtrAdvInterval);
    m_minDelayBetweenRAs = 3000;
    m_managedFlag = false;
    m_otherConfigFlag = false;
    m_linkMtu = 0;       /* 0 means not sending MTU option in RA */
    m_reachableTime = 0; /* means unspecified for the router */
    m_retransTimer = 0;  /* means unspecified for the router */
    m_curHopLimit = 64;
    m_defaultLifeTime = (3 * m_maxRtrAdvInterval) / 1000;
    m_defaultPreference = 1;
    m_sourceLLAddress = true;
    m_homeAgentFlag = false;
    m_homeAgentInfo = false;
    m_homeAgentLifeTime = 0;
    m_homeAgentPreference = 0;
    m_mobRtrSupportFlag = false;
    m_intervalOpt = false;
    m_initialRtrAdvertisementsLeft = 3;
}
 
RadvdInterface::RadvdInterface(uint32_t interface,
                               uint32_t maxRtrAdvInterval,
                               uint32_t minRtrAdvInterval)
    : m_interface(interface)
{
    NS_LOG_FUNCTION(this << interface << maxRtrAdvInterval << minRtrAdvInterval);
    NS_ASSERT(maxRtrAdvInterval > minRtrAdvInterval);
    m_sendAdvert = true;
    m_maxRtrAdvInterval = maxRtrAdvInterval;
    m_minRtrAdvInterval = minRtrAdvInterval;
    m_minDelayBetweenRAs = 3000;
    m_managedFlag = false;
    m_otherConfigFlag = false;
    m_linkMtu = 0;       /* 0 means not sending MTU option in RA */
    m_reachableTime = 0; /* means unspecified for the router */
    m_retransTimer = 0;  /* means unspecified for the router */
    m_curHopLimit = 64;
    m_defaultLifeTime = 3 * m_maxRtrAdvInterval;
    m_defaultPreference = 1;
    m_sourceLLAddress = true;
    m_homeAgentFlag = false;
    m_homeAgentInfo = false;
    m_homeAgentLifeTime = 0;
    m_homeAgentPreference = 0;
    m_mobRtrSupportFlag = false;
    m_intervalOpt = false;
    m_initialRtrAdvertisementsLeft = 3;
}
 
RadvdInterface::~RadvdInterface()
{
    NS_LOG_FUNCTION(this);
    /* clear prefixes */
    for (auto it = m_prefixes.begin(); it != m_prefixes.end(); ++it)
    {
        (*it) = nullptr;
    }
    m_prefixes.clear();
}
 
void
RadvdInterface::AddPrefix(Ptr<RadvdPrefix> routerPrefix)
{
    NS_LOG_FUNCTION(this << routerPrefix);
    m_prefixes.push_back(routerPrefix);
}
 
uint32_t
RadvdInterface::GetInterface() const
{
    NS_LOG_FUNCTION(this);
    return m_interface;
}
 
std::list<Ptr<RadvdPrefix>>
RadvdInterface::GetPrefixes() const
{
    NS_LOG_FUNCTION(this);
    return m_prefixes;
}
 
bool
RadvdInterface::IsSendAdvert() const
{
    NS_LOG_FUNCTION(this);
    return m_sendAdvert;
}
 
void
RadvdInterface::SetSendAdvert(bool sendAdvert)
{
    NS_LOG_FUNCTION(this << sendAdvert);
    m_sendAdvert = sendAdvert;
}
 
uint32_t
RadvdInterface::GetMaxRtrAdvInterval() const
{
    NS_LOG_FUNCTION(this);
    return m_maxRtrAdvInterval;
}
 
void
RadvdInterface::SetMaxRtrAdvInterval(uint32_t maxRtrAdvInterval)
{
    NS_LOG_FUNCTION(this << maxRtrAdvInterval);
    m_maxRtrAdvInterval = maxRtrAdvInterval;
}
 
uint32_t
RadvdInterface::GetMinRtrAdvInterval() const
{
    NS_LOG_FUNCTION(this);
    return m_minRtrAdvInterval;
}
 
void
RadvdInterface::SetMinRtrAdvInterval(uint32_t minRtrAdvInterval)
{
    NS_LOG_FUNCTION(this << minRtrAdvInterval);
    m_minRtrAdvInterval = minRtrAdvInterval;
}
 
uint32_t
RadvdInterface::GetMinDelayBetweenRAs() const
{
    NS_LOG_FUNCTION(this);
    return m_minDelayBetweenRAs;
}
 
void
RadvdInterface::SetMinDelayBetweenRAs(uint32_t minDelayBetweenRAs)
{
    NS_LOG_FUNCTION(this << minDelayBetweenRAs);
    m_minDelayBetweenRAs = minDelayBetweenRAs;
}
 
bool
RadvdInterface::IsManagedFlag() const
{
    NS_LOG_FUNCTION(this);
    return m_managedFlag;
}
 
void
RadvdInterface::SetManagedFlag(bool managedFlag)
{
    NS_LOG_FUNCTION(this << managedFlag);
    m_managedFlag = managedFlag;
}
 
bool
RadvdInterface::IsOtherConfigFlag() const
{
    NS_LOG_FUNCTION(this);
    return m_otherConfigFlag;
}
 
void
RadvdInterface::SetOtherConfigFlag(bool otherConfigFlag)
{
    NS_LOG_FUNCTION(this << otherConfigFlag);
    m_otherConfigFlag = otherConfigFlag;
}
 
uint32_t
RadvdInterface::GetLinkMtu() const
{
    NS_LOG_FUNCTION(this);
    return m_linkMtu;
}
 
void
RadvdInterface::SetLinkMtu(uint32_t linkMtu)
{
    NS_LOG_FUNCTION(this << linkMtu);
    m_linkMtu = linkMtu;
}
 
uint32_t
RadvdInterface::GetReachableTime() const
{
    NS_LOG_FUNCTION(this);
    return m_reachableTime;
}
 
void
RadvdInterface::SetReachableTime(uint32_t reachableTime)
{
    NS_LOG_FUNCTION(this << reachableTime);
    m_reachableTime = reachableTime;
}
 
uint32_t
RadvdInterface::GetDefaultLifeTime() const
{
    NS_LOG_FUNCTION(this);
    return m_defaultLifeTime;
}
 
void
RadvdInterface::SetDefaultLifeTime(uint32_t defaultLifeTime)
{
    NS_LOG_FUNCTION(this << defaultLifeTime);
    m_defaultLifeTime = defaultLifeTime;
}
 
uint32_t
RadvdInterface::GetRetransTimer() const
{
    NS_LOG_FUNCTION(this);
    return m_retransTimer;
}
 
void
RadvdInterface::SetRetransTimer(uint32_t retransTimer)
{
    NS_LOG_FUNCTION(this << retransTimer);
    m_retransTimer = retransTimer;
}
 
uint8_t
RadvdInterface::GetCurHopLimit() const
{
    NS_LOG_FUNCTION(this);
    return m_curHopLimit;
}
 
void
RadvdInterface::SetCurHopLimit(uint8_t curHopLimit)
{
    NS_LOG_FUNCTION(this << curHopLimit);
    m_curHopLimit = curHopLimit;
}
 
uint8_t
RadvdInterface::GetDefaultPreference() const
{
    NS_LOG_FUNCTION(this);
    return m_defaultPreference;
}
 
void
RadvdInterface::SetDefaultPreference(uint8_t defaultPreference)
{
    NS_LOG_FUNCTION(this << defaultPreference);
    m_defaultPreference = defaultPreference;
}
 
bool
RadvdInterface::IsSourceLLAddress() const
{
    NS_LOG_FUNCTION(this);
    return m_sourceLLAddress;
}
 
void
RadvdInterface::SetSourceLLAddress(bool sourceLLAddress)
{
    NS_LOG_FUNCTION(this << sourceLLAddress);
    m_sourceLLAddress = sourceLLAddress;
}
 
bool
RadvdInterface::IsHomeAgentFlag() const
{
    NS_LOG_FUNCTION(this);
    return m_homeAgentFlag;
}
 
void
RadvdInterface::SetHomeAgentFlag(bool homeAgentFlag)
{
    NS_LOG_FUNCTION(this << homeAgentFlag);
    m_homeAgentFlag = homeAgentFlag;
}
 
bool
RadvdInterface::IsHomeAgentInfo() const
{
    NS_LOG_FUNCTION(this);
    return m_homeAgentInfo;
}
 
void
RadvdInterface::SetHomeAgentInfo(bool homeAgentInfo)
{
    NS_LOG_FUNCTION(this << homeAgentInfo);
    m_homeAgentInfo = homeAgentInfo;
}
 
uint32_t
RadvdInterface::GetHomeAgentLifeTime() const
{
    NS_LOG_FUNCTION(this);
    return m_homeAgentLifeTime;
}
 
void
RadvdInterface::SetHomeAgentLifeTime(uint32_t homeAgentLifeTime)
{
    NS_LOG_FUNCTION(this << homeAgentLifeTime);
    m_homeAgentLifeTime = homeAgentLifeTime;
}
 
uint32_t
RadvdInterface::GetHomeAgentPreference() const
{
    NS_LOG_FUNCTION(this);
    return m_homeAgentPreference;
}
 
void
RadvdInterface::SetHomeAgentPreference(uint32_t homeAgentPreference)
{
    NS_LOG_FUNCTION(this << homeAgentPreference);
    m_homeAgentPreference = homeAgentPreference;
}
 
bool
RadvdInterface::IsMobRtrSupportFlag() const
{
    NS_LOG_FUNCTION(this);
    return m_mobRtrSupportFlag;
}
 
void
RadvdInterface::SetMobRtrSupportFlag(bool mobRtrSupportFlag)
{
    NS_LOG_FUNCTION(this << mobRtrSupportFlag);
    m_mobRtrSupportFlag = mobRtrSupportFlag;
}
 
bool
RadvdInterface::IsIntervalOpt() const
{
    NS_LOG_FUNCTION(this);
    return m_intervalOpt;
}
 
void
RadvdInterface::SetIntervalOpt(bool intervalOpt)
{
    NS_LOG_FUNCTION(this << intervalOpt);
    m_intervalOpt = intervalOpt;
}
 
Time
RadvdInterface::GetLastRaTxTime()
{
    return m_lastSendTime;
}
 
void
RadvdInterface::SetLastRaTxTime(Time now)
{
    m_lastSendTime = now;
    if (m_initialRtrAdvertisementsLeft)
    {
        m_initialRtrAdvertisementsLeft--;
    }
}
 
bool
RadvdInterface::IsInitialRtrAdv() const
{
    return m_initialRtrAdvertisementsLeft;
}
 
} /* namespace ns3 */