inet::RIPInterfaceEntry Struct Reference

Holds the RIP configuration of the interfaces. More...

#include <RIPRouting.h>

Public Member Functions
	RIPInterfaceEntry (const InterfaceEntry *ie)
void	configure (cXMLElement *config)
	Fills in the parameters of the interface from the matching <interface> element of the configuration. More...

Public Attributes
const InterfaceEntry *	ie = nullptr
int	metric = 0
RIPMode	mode = NO_RIP

Detailed Description

Holds the RIP configuration of the interfaces.

We could store this data in the InterfaceEntry* itself, but it contains only 5 holes for protocol data, and they are used by network layer protocols only. Therefore RIPRouting manages its own table of these entries.

Constructor & Destructor Documentation

inet::RIPInterfaceEntry::RIPInterfaceEntry

(

const InterfaceEntry *

ie

)

    : ie(ie), metric(1), mode(NO_RIP)
{
    ASSERT(!ie->isLoopback());
    ASSERT(ie->isMulticast());
}

Member Function Documentation

void inet::RIPInterfaceEntry::configure

(

cXMLElement *

config

)

Fills in the parameters of the interface from the matching <interface> element of the configuration.

Referenced by inet::RIPRouting::addInterface().

{
    const char *metricAttr = config->getAttribute("metric");

    if (metricAttr) {
        int metric = atoi(metricAttr);
        if (metric < 1 || metric >= RIP_INFINITE_METRIC)
            throw cRuntimeError("RIP: invalid metric in <interface> element at %s: %s", config->getSourceLocation(), metricAttr);
        this->metric = metric;
    }

    const char *ripModeAttr = config->getAttribute("mode");
    RIPMode mode = !ripModeAttr ? SPLIT_HORIZON_POISONED_REVERSE :
        strcmp(ripModeAttr, "NoRIP") == 0 ? NO_RIP :
        strcmp(ripModeAttr, "NoSplitHorizon") == 0 ? NO_SPLIT_HORIZON :
        strcmp(ripModeAttr, "SplitHorizon") == 0 ? SPLIT_HORIZON :
        strcmp(ripModeAttr, "SplitHorizonPoisonedReverse") == 0 ? SPLIT_HORIZON_POISONED_REVERSE :
                static_cast<RIPMode>(-1);
    if (mode == static_cast<RIPMode>(-1))
        throw cRuntimeError("RIP: invalid split-horizon-mode attribute in <interface> element at %s: %s",
                config->getSourceLocation(), ripModeAttr);
    this->mode = mode;
}

Member Data Documentation

const InterfaceEntry* inet::RIPInterfaceEntry::ie = nullptr

Referenced by inet::RIPRouting::configureInitialRoutes(), inet::RIPRouting::configureInterfaces(), inet::RIPRouting::deleteInterface(), inet::RIPRouting::importRoute(), inet::RIPRouting::isLocalInterfaceRoute(), inet::RIPRouting::isLoopbackInterfaceRoute(), inet::operator<<(), inet::RIPRouting::processResponse(), inet::RIPRouting::receiveSignal(), inet::RIPRouting::sendRIPRequest(), inet::RIPRouting::sendRoutes(), and inet::RIPRouting::updateRoute().

int inet::RIPInterfaceEntry::metric = 0

Referenced by configure(), inet::RIPRouting::getInterfaceMetric(), inet::operator<<(), inet::RIPRouting::processResponse(), inet::RIPRouting::receiveSignal(), inet::RIPRouting::sendRoutes(), and inet::RIPRouting::updateRoute().

RIPMode inet::RIPInterfaceEntry::mode = NO_RIP

Referenced by configure(), inet::RIPRouting::initialize(), inet::RIPRouting::isValidResponse(), inet::operator<<(), inet::RIPRouting::receiveSignal(), inet::RIPRouting::sendPacket(), and inet::RIPRouting::sendRoutes().

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The documentation for this struct was generated from the following files:

• RIPRouting.h
• RIPRouting.cc