NetSim::Host Class Reference

Represents a network host that can communicate through routers. More...

#include <host.h>

Inheritance diagram for NetSim::Host:

Public Member Functions
	Host ()=default
	The default constructor.
	Host (const NetworkCard &networkCard)
	Constructor that initializes a host with a network card.
QMap< Port, Process >	processTable () const
	Retrieve the process table.
QMap< IPAddress, MACAddress >	hostTable () const
	Retrieve the host table.
QMap< QString, IPAddress >	domainTable () const
	Retrieve the domain table.
QMap< MACAddress, Router * >	cables () const
	Retrieve the cables table.
NetworkCard	networkCard () const
	Retrieve the network card.
Router *	getRouterByMACAddress (const MACAddress &destinationAddress)
	Retrieves the router by its MAC address.
void	sendPackage (Package &data, const MACAddress &destinationAddress)
	Send a package to a destination MAC address.
virtual void	receivePackage (Package data)=0
	Pure virtual function to receive a package. Must be implemented in derived classes.
void	addProcess (const Process &process)
	Adds a process to the process table.
void	addIPAddress (const IPAddress &ipAddress, const MACAddress &macAddress)
	Adds an IP address to MAC address resolution to the ARP table.
void	addMACAddress (const MACAddress &macAddress, Router *router)
	Adds a MAC address to router pointer to the cables table.
void	addDomain (const QString &domain, const IPAddress &ipAddress)
	Adds a domain to IP address resolution to the DNS table.
PackageTableModel *	packages () const
	Get all the packages associated with this host.
void	setPackages (PackageTableModel *packages)
	Set the packages for this host.
Process &	getProcessByName (const QString &name)
	Retrieves a process by its name.
void	setHostOfProcesses (Host *host)
	Set the host for all processes.

Detailed Description

Represents a network host that can communicate through routers.

A host maintains various tables to map processes to ports, IP addresses to MAC addresses, and domain names to IP addresses. It can also maintain cables connected to routers.

Constructor & Destructor Documentation

Host() [1/2]

NetSim::Host::Host ( )

default

The default constructor.

Host() [2/2]

Host::Host

(

const NetworkCard &

networkCard

)

Constructor that initializes a host with a network card.

Parameters

networkCard

The network card associated with this host.

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Member Function Documentation

addDomain()

void Host::addDomain	(	const QString &	domain,
		const IPAddress &	ipAddress
	)

Adds a domain to IP address resolution to the DNS table.

Parameters

domain	The domain to add.
ipAddress	The IP address to add.

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addIPAddress()

void Host::addIPAddress	(	const IPAddress &	ipAddress,
		const MACAddress &	macAddress
	)

Adds an IP address to MAC address resolution to the ARP table.

Parameters

ipAddress	The IP address to add.
macAddress	The MAC address to add.

addMACAddress()

void Host::addMACAddress	(	const MACAddress &	macAddress,
		Router *	router
	)

Adds a MAC address to router pointer to the cables table.

Parameters

macAddress	The MAC address to add.
router	The router to add.

addProcess()

void Host::addProcess

(

const Process &

process

)

Adds a process to the process table.

Parameters

process

The process to add.

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cables()

QMap< MACAddress, Router * > Host::cables

(

)

const

Retrieve the cables table.

Return values

QMap<MACAddress,Router

*> The table mapping MAC addresses to routers.

domainTable()

QMap< QString, IPAddress > Host::domainTable

(

)

const

Retrieve the domain table.

Return values

QMap<QString,IPAddress>

The table mapping domain names to IP addresses.

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getProcessByName()

Process & Host::getProcessByName

(

const QString &

name

)

Retrieves a process by its name.

Parameters

name	The name of the process to retrieve.

Return values

Process&

A reference to the retrieved process.

Exceptions

std::runtime_error

If no process with the given name is found.

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getRouterByMACAddress()

Router * Host::getRouterByMACAddress

(

const MACAddress &

destinationAddress

)

Retrieves the router by its MAC address.

Parameters

destinationAddress

The MAC address of the router to retrieve.

Return values

Router*

Pointer to the associated router.

Exceptions

CableNotFoundException

If the MAC address does not map to any router.

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hostTable()

QMap< IPAddress, MACAddress > Host::hostTable

(

)

const

Retrieve the host table.

Return values

QMap<IPAddress,MACAddress>

The table mapping IP addresses to MAC addresses.

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networkCard()

NetworkCard Host::networkCard

(

)

const

Retrieve the network card.

Return values

NetworkCard

The associated network card.

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packages()

PackageTableModel * Host::packages

(

)

const

Get all the packages associated with this host.

Return values

PackageTableModel*

Pointer to the package table model.

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processTable()

QMap< Port, Process > Host::processTable

(

)

const

Retrieve the process table.

Return values

QMap<Port,Process>

The table mapping ports to processes.

receivePackage()

virtual void NetSim::Host::receivePackage ( Package  data )

pure virtual

Pure virtual function to receive a package. Must be implemented in derived classes.

Parameters

data	The received package.

Implemented in NetSim::Client, and NetSim::Server.

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sendPackage()

void Host::sendPackage	(	Package &	data,
		const MACAddress &	destinationAddress
	)

Send a package to a destination MAC address.

Parameters

data	The package to send.
destinationAddress	The MAC address of the destination.

setHostOfProcesses()

void Host::setHostOfProcesses

(

Host *

host

)

Set the host for all processes.

Parameters

host	Pointer to the new host.

setPackages()

void Host::setPackages

(

PackageTableModel *

packages

)

Set the packages for this host.

Parameters

packages

Pointer to the new package table model.

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

• NetSim/src/network/host.h
• NetSim/src/network/host.cpp