#include <uw-mac-DACAP-alter.h>

Inheritance diagram for MMacDACAP:

Collaboration diagram for MMacDACAP:

[legend]

Public Member Functions
	MMacDACAP ()

virtual	~MMacDACAP ()

virtual int	command (int argc, const char const argv)

virtual int	crLayCommand (ClMessage *m)

Protected Member Functions
virtual void	recvFromUpperLayers (Packet *p)

virtual void	Phy2MacEndTx (const Packet *p)

virtual void	Phy2MacStartRx (const Packet *p)

virtual void	Phy2MacEndRx (Packet *p)

virtual double	computeWaitTime (int mode, double distance)

virtual double	computeTxTime (int type)

virtual void	initPkt (Packet *p, int pkt_type)

virtual double	getBackoffTime ()

virtual double	getRecontendTime ()

virtual void	txAck ()

virtual void	txData ()

virtual void	txRts ()

virtual void	txCts ()

virtual void	txWrn ()

virtual void	rxStateIdle (Packet *p)

virtual void	rxStateBackoff (Packet *p)

virtual void	rxStateWaitCTS (Packet *p)

virtual void	rxStateWaitACK (Packet *p)

virtual void	rxStateWaitData (Packet *p)

virtual void	rxStateWaitXCts (Packet *p)

virtual void	rxStateWaitXData (Packet *p)

virtual void	rxStateWaitXAck (Packet *p)

virtual void	rxStateWaitXWarning (Packet *p)

virtual void	rxStateWaitWarning (Packet *p)

virtual void	rxStateSendWarning (Packet *p)

virtual void	rxStateRecontendWindow (Packet *p)

virtual void	stateIdle ()

virtual void	stateSendRTS ()

virtual void	stateBackoff ()

virtual void	stateWaitCTS ()

virtual void	stateDeferData ()

virtual void	stateSendData ()

virtual void	stateWaitACK ()

virtual void	stateCTSReceived ()

virtual void	stateWaitData ()

virtual void	stateDataReceived (Packet *data_pkt)

virtual void	stateWaitXCts ()

virtual void	stateWaitXData ()

virtual void	stateWaitXAck ()

virtual void	stateWaitXWarning ()

virtual void	stateSendAck ()

virtual void	stateSendCTS ()

virtual void	stateWaitWarning ()

virtual void	stateSendWarning ()

virtual void	stateRecontendWindow ()

virtual void	printStateInfo (double delay=0)

virtual void	initInfo ()

virtual void	refreshState (int state)

virtual void	setBackoffNodes (double node, double node_b)

virtual void	exitBackoff ()

virtual void	exitSleep ()

virtual void	freezeBackoff ()

virtual int	getQueueSize ()

virtual void	queuePop (bool flag=true)

virtual void	waitForUser ()

int	getUpLayersDataPktsRx ()

virtual void	incrWrnPktsTx ()

virtual void	incrWrnPktsRx ()

virtual void	incrRtsPktsTx ()

virtual void	incrRtsPktsRx ()

virtual void	incrCtsPktsTx ()

virtual void	incrCtsPktsRx ()

virtual void	incrTotalDeferTimes ()

virtual void	resetStats ()

virtual int	getRemainingPkts ()

virtual int	getWrnPktsTx ()

virtual int	getWrnPktsRx ()

virtual int	getRtsPktsTx ()

virtual int	getRtsPktsRx ()

virtual int	getCtsPktsTx ()

virtual int	getCtsPktsRx ()

virtual int	getTotalDeferTimes ()

virtual void	backoffStartTime ()

virtual void	deferEndTime (double duration)

virtual void	backoffEndTime ()

virtual double	getMeanDeferTime ()

Protected Attributes
int	wrn_pkts_tx

int	wrn_pkts_rx

int	rts_pkts_tx

int	rts_pkts_rx

int	cts_pkts_tx

int	cts_pkts_rx

double	defer_times_no

double	sum_defer_time

double	start_tx_time

double	srtt

double	sumrtt

double	sumrtt2

int	rttsamples

std::queue< Packet * >	Q

bool	TxActive

bool	RxActive

bool	defer_data

bool	session_active

bool	backoff_pending

bool	warning_sent

bool	backoff_freeze_mode

bool	print_transitions

bool	has_buffer_queue

bool	multihop_mode

int	sleep_node_1

int	sleep_node_2

int	last_reason

double	t_min

double	T_W_min

double	delta_D

double	delta_data

double	max_prop_delay

int	op_mode

double	max_tx_tries

int	buffer_pkts

double	backoff_tuner

double	wait_costant

int	max_payload

double	max_backoff_counter

double	alpha_

int	curr_dest_addr

int	CTS_size

int	RTS_size

int	WRN_size

int	HDR_size

int	ACK_size

int	curr_state

int	prev_state

double	RTS_sent_time

double	session_distance

double	backoff_start_time

double	backoff_duration

double	backoff_remaining

double	backoff_first_start

Packet *	curr_data_pkt

int	last_data_id_tx

int	last_data_id_rx

int	u_data_id

DACAPTimer	timer

DACAPBTimer	backoff_timer

int	txsn

int	backoff_counter

ofstream	fout

Static Protected Attributes
static int	u_pkt_id

static map< int, string >	info

Friends
class	DACAPTimer

class	DACAPBTimer

Detailed Description

Class that represents a DACAP node.

Definition at line 155 of file uw-mac-DACAP-alter.h.

Constructor & Destructor Documentation

◆ MMacDACAP()

MMacDACAP::MMacDACAP ( )

Costructor of the MMacDACAP class.

Definition at line 359 of file uw-mac-DACAP-alter.cpp.

◆ ~MMacDACAP()

MMacDACAP::~MMacDACAP ( )

virtual

Destructor of the MMacDACAP class.

Definition at line 438 of file uw-mac-DACAP-alter.cpp.

Member Function Documentation

◆ backoffEndTime()

virtual void MMacDACAP::backoffEndTime ( )

inlineprotectedvirtual

calculates the End Time of the backoff timer

Definition at line 714 of file uw-mac-DACAP-alter.h.

◆ backoffStartTime()

virtual void MMacDACAP::backoffStartTime ( )

inlineprotectedvirtual

Sets the start time of the backoff timer to NOW.

Definition at line 695 of file uw-mac-DACAP-alter.h.

◆ command()

int MMacDACAP::command	(	int	argc,
		const char const	argv
	)

virtual

TCL command interpreter.

It implements the following OTcl methods:

Parameters

argc	Number of arguments in argv.
argv	Array of strings which are the command parameters (Note that argv[0] is the name of the object).

Returns: TCL_OK or TCL_ERROR whether the command has been dispatched successfully or not.

Definition at line 444 of file uw-mac-DACAP-alter.cpp.

◆ computeTxTime()

double MMacDACAP::computeTxTime ( int type )

protectedvirtual

Computes the time that is needed to transmit a packet, implementing a CrLayMessage for asking the PHY layer to perform this calculation.

Parameters

type	of the packet

Returns: double the time needed for transmission in seconds

Definition at line 594 of file uw-mac-DACAP-alter.cpp.

◆ computeWaitTime()

double MMacDACAP::computeWaitTime	(	int	mode,
		double	distance
	)

protectedvirtual

Computes the T_w parameter, that is the minimum time that the sender has to wait between the reception of CTS packet and the effective transmission of data packet.

Parameters

mode	indicates whether the ACK mode or no_ACK mode is activated
distance	between the sender and the receiver

Returns: double the value of T_w

Definition at line 633 of file uw-mac-DACAP-alter.cpp.

◆ crLayCommand()

int MMacDACAP::crLayCommand ( ClMessage * m )

virtual

Cross-Layer messages interpreter.

Parameters

ClMessage* an instance of ClMessage that represent the message received

Returns: 0 if successful.

Definition at line 511 of file uw-mac-DACAP-alter.cpp.

◆ deferEndTime()

virtual void MMacDACAP::deferEndTime ( double duration )

inlineprotectedvirtual

Sets the end time of the defer summing the duration to the actual duration of defer.

Parameters

double duration of the defer time

Definition at line 706 of file uw-mac-DACAP-alter.h.

◆ exitBackoff()

void MMacDACAP::exitBackoff ( )

inlineprotectedvirtual

The backoff timer is stopped.

Definition at line 678 of file uw-mac-DACAP-alter.cpp.

◆ exitSleep()

void MMacDACAP::exitSleep ( )

protectedvirtual

This method erase the MAC address of the two nodes that have intiated a handshake procedure if this handshake is done.

Definition at line 694 of file uw-mac-DACAP-alter.cpp.

◆ freezeBackoff()

void MMacDACAP::freezeBackoff ( )

inlineprotectedvirtual

Freezes the Backoff timer.

Definition at line 701 of file uw-mac-DACAP-alter.cpp.

◆ getBackoffTime()

double MMacDACAP::getBackoffTime ( )

protectedvirtual

Calculate the backoff time if the node didn't received the ACK.

Definition at line 748 of file uw-mac-DACAP-alter.cpp.

◆ getCtsPktsRx()

virtual int MMacDACAP::getCtsPktsRx ( )

inlineprotectedvirtual

Returns: number of CTS packets received

Definition at line 679 of file uw-mac-DACAP-alter.h.

◆ getCtsPktsTx()

virtual int MMacDACAP::getCtsPktsTx ( )

inlineprotectedvirtual

Returns: number of CTS packets transmitted

Definition at line 671 of file uw-mac-DACAP-alter.h.

◆ getMeanDeferTime()

virtual double MMacDACAP::getMeanDeferTime ( )

inlineprotectedvirtual

Returns: Mean of all the defer times

Definition at line 723 of file uw-mac-DACAP-alter.h.

◆ getQueueSize()

virtual int MMacDACAP::getQueueSize ( )

inlineprotectedvirtual

Returns: the size of DATA queue at the end of simulation

Definition at line 528 of file uw-mac-DACAP-alter.h.

◆ getRecontendTime()

double MMacDACAP::getRecontendTime ( )

protectedvirtual

Used in multihop mode.

Definition at line 735 of file uw-mac-DACAP-alter.cpp.

◆ getRemainingPkts()

virtual int MMacDACAP::getRemainingPkts ( )

inlineprotectedvirtual

Returns: Number of data packets that are remained in the data queue at the end of simulation

Definition at line 631 of file uw-mac-DACAP-alter.h.

◆ getRtsPktsRx()

virtual int MMacDACAP::getRtsPktsRx ( )

inlineprotectedvirtual

Returns: number of RTS packets received

Definition at line 663 of file uw-mac-DACAP-alter.h.

◆ getRtsPktsTx()

virtual int MMacDACAP::getRtsPktsTx ( )

inlineprotectedvirtual

Returns: number of RTS packets transmitted

Definition at line 655 of file uw-mac-DACAP-alter.h.

◆ getTotalDeferTimes()

virtual int MMacDACAP::getTotalDeferTimes ( )

inlineprotectedvirtual

Returns: number of defers occured

Definition at line 687 of file uw-mac-DACAP-alter.h.

◆ getUpLayersDataPktsRx()

int MMacDACAP::getUpLayersDataPktsRx ( )

inlineprotected

Definition at line 553 of file uw-mac-DACAP-alter.h.

◆ getWrnPktsRx()

virtual int MMacDACAP::getWrnPktsRx ( )

inlineprotectedvirtual

Returns: number of WRN packets received

Definition at line 647 of file uw-mac-DACAP-alter.h.

◆ getWrnPktsTx()

virtual int MMacDACAP::getWrnPktsTx ( )

inlineprotectedvirtual

Returns: number of WRN packets transmitted

Definition at line 639 of file uw-mac-DACAP-alter.h.

◆ incrCtsPktsRx()

virtual void MMacDACAP::incrCtsPktsRx ( )

inlineprotectedvirtual

Increases the counter of CTS packets received.

Definition at line 602 of file uw-mac-DACAP-alter.h.

◆ incrCtsPktsTx()

virtual void MMacDACAP::incrCtsPktsTx ( )

inlineprotectedvirtual

Increases the counter of CTS packets transmitted.

Definition at line 594 of file uw-mac-DACAP-alter.h.

◆ incrRtsPktsRx()

virtual void MMacDACAP::incrRtsPktsRx ( )

inlineprotectedvirtual

Increases the counter of RTS packets received.

Definition at line 586 of file uw-mac-DACAP-alter.h.

◆ incrRtsPktsTx()

virtual void MMacDACAP::incrRtsPktsTx ( )

inlineprotectedvirtual

Increases the counter of RTS packets transmitted.

Definition at line 578 of file uw-mac-DACAP-alter.h.

◆ incrTotalDeferTimes()

virtual void MMacDACAP::incrTotalDeferTimes ( )

inlineprotectedvirtual

Increases the number of times a transmission is deferred.

Definition at line 610 of file uw-mac-DACAP-alter.h.

◆ incrWrnPktsRx()

virtual void MMacDACAP::incrWrnPktsRx ( )

inlineprotectedvirtual

Increases the counter of WRN packets received.

Definition at line 570 of file uw-mac-DACAP-alter.h.

◆ incrWrnPktsTx()

virtual void MMacDACAP::incrWrnPktsTx ( )

inlineprotectedvirtual

Increases the counter of WRN packets transmitted.

Definition at line 562 of file uw-mac-DACAP-alter.h.

◆ initInfo()

void MMacDACAP::initInfo ( )

protectedvirtual

Initializes the protocol at the beginning of the simulation.

This method is called by a command in tcl.

See also: command method

Definition at line 525 of file uw-mac-DACAP-alter.cpp.

◆ initPkt()

void MMacDACAP::initPkt	(	Packet *	p,
		int	pkt_type
	)

protectedvirtual

Initializes the packet with the correct MAC source address and destination address, the correct type and size.

Parameters

Pointer	to the packet that we have to initialize
type	of the packet that we are going to initialize

Definition at line 802 of file uw-mac-DACAP-alter.cpp.

◆ Phy2MacEndRx()

void MMacDACAP::Phy2MacEndRx ( Packet * p )

protectedvirtual

Method called when the Phy Layer finish to receive a Packet.

Parameters

const Packet* Pointer to an object of type Packet that rapresent the packet received

Definition at line 962 of file uw-mac-DACAP-alter.cpp.

◆ Phy2MacEndTx()

void MMacDACAP::Phy2MacEndTx ( const Packet * p )

protectedvirtual

Method called when the PHY layer finish to transmit the packet.

Parameters

Packet* Pointer to an object of type Packet that rapresent the Packet transmitted

Definition at line 864 of file uw-mac-DACAP-alter.cpp.

◆ Phy2MacStartRx()

void MMacDACAP::Phy2MacStartRx ( const Packet * p )

protectedvirtual

Method called when the Phy Layer start to receive a Packet.

Parameters

const Packet* Pointer to an object of type Packet that rapresent the Packet that is in reception

Definition at line 956 of file uw-mac-DACAP-alter.cpp.

◆ printStateInfo()

void MMacDACAP::printStateInfo ( double delay = 0 )

protectedvirtual

Prints a file with every state change for debug purposes.

Parameters

delay from the call of the method and the effective write process on the file

Definition at line 2281 of file uw-mac-DACAP-alter.cpp.

◆ queuePop()

virtual void MMacDACAP::queuePop ( bool flag = true )

inlineprotectedvirtual

Pop the first element of the queue.

Definition at line 536 of file uw-mac-DACAP-alter.h.

◆ recvFromUpperLayers()

void MMacDACAP::recvFromUpperLayers ( Packet * p )

protectedvirtual

Receive the packet from the upper layer (e.g.

IP)

Parameters

Packet* pointer to the packet received

Definition at line 776 of file uw-mac-DACAP-alter.cpp.

◆ refreshState()

virtual void MMacDACAP::refreshState ( int state )

inlineprotectedvirtual

Refresh the state of the protocol.

Parameters

int	current state of the protcol

Definition at line 499 of file uw-mac-DACAP-alter.h.

◆ resetStats()

virtual void MMacDACAP::resetStats ( )

inlineprotectedvirtual

Resets all the stats counters.

Definition at line 619 of file uw-mac-DACAP-alter.h.

◆ rxStateBackoff()

void MMacDACAP::rxStateBackoff ( Packet * p )

protectedvirtual

The case of reception while the protocol is in BACKOFF state is handled.

Parameters

Packet* pointer to the packet is reception

Definition at line 1216 of file uw-mac-DACAP-alter.cpp.

◆ rxStateIdle()

void MMacDACAP::rxStateIdle ( Packet * p )

protectedvirtual

The case of reception while the protocol is in IDLE state is handled.

Parameters

Packet* pointer to the packet is reception

Definition at line 1153 of file uw-mac-DACAP-alter.cpp.

◆ rxStateRecontendWindow()

void MMacDACAP::rxStateRecontendWindow ( Packet * p )

protectedvirtual

The case of reception while the protocol is in RecontendWindow state is handled.

Parameters

Packet* pointer to the packet is reception

Definition at line 1866 of file uw-mac-DACAP-alter.cpp.

◆ rxStateSendWarning()

void MMacDACAP::rxStateSendWarning ( Packet * p )

protectedvirtual

The case of reception while the protocol is in SendWarning state is handled.

Parameters

Packet* pointer to the packet is reception

Definition at line 1786 of file uw-mac-DACAP-alter.cpp.

◆ rxStateWaitACK()

void MMacDACAP::rxStateWaitACK ( Packet * p )

protectedvirtual

The case of reception while the protocol is in WaitACK state is handled.

Parameters

Packet* pointer to the packet is reception

Definition at line 1380 of file uw-mac-DACAP-alter.cpp.

◆ rxStateWaitCTS()

void MMacDACAP::rxStateWaitCTS ( Packet * p )

protectedvirtual

The case of reception while the protocol is in WaitCTS state is handled.

Parameters

Packet* pointer to the packet is reception

Definition at line 1302 of file uw-mac-DACAP-alter.cpp.

◆ rxStateWaitData()

void MMacDACAP::rxStateWaitData ( Packet * p )

protectedvirtual

The case of reception while the protocol is in WaitDATA state is handled.

Parameters

Packet* pointer to the packet is reception

Definition at line 1433 of file uw-mac-DACAP-alter.cpp.

◆ rxStateWaitWarning()

void MMacDACAP::rxStateWaitWarning ( Packet * p )

protectedvirtual

The case of reception while the protocol is in WaitWarning state is handled.

Parameters

Packet* pointer to the packet is reception

Definition at line 1710 of file uw-mac-DACAP-alter.cpp.

◆ rxStateWaitXAck()

void MMacDACAP::rxStateWaitXAck ( Packet * p )

protectedvirtual

The case of reception while the protocol is in WaitXAck state is handled.

Parameters

Packet* pointer to the packet is reception

Definition at line 1608 of file uw-mac-DACAP-alter.cpp.

◆ rxStateWaitXCts()

void MMacDACAP::rxStateWaitXCts ( Packet * p )

protectedvirtual

The case of reception while the protocol is in WaitXCts state is handled.

Parameters

Packet* pointer to the packet is reception

Definition at line 1482 of file uw-mac-DACAP-alter.cpp.

◆ rxStateWaitXData()

void MMacDACAP::rxStateWaitXData ( Packet * p )

protectedvirtual

The case of reception while the protocol is in WaitXData state is handled.

Parameters

Packet* pointer to the packet is reception

Definition at line 1550 of file uw-mac-DACAP-alter.cpp.

◆ rxStateWaitXWarning()

void MMacDACAP::rxStateWaitXWarning ( Packet * p )

protectedvirtual

The case of reception while the protocol is in WaitXWarning state is handled.

Parameters

Packet* pointer to the packet is reception

Definition at line 1653 of file uw-mac-DACAP-alter.cpp.

◆ setBackoffNodes()

void MMacDACAP::setBackoffNodes	(	double	node,
		double	node_b
	)

protectedvirtual

Saves the MAC address of another couple of nodes that is the handshake procedure in order to access the channel.

Definition at line 1064 of file uw-mac-DACAP-alter.cpp.

◆ stateBackoff()

void MMacDACAP::stateBackoff ( )

protectedvirtual

The protocol is in Backoff state.

The node hasn't received the ACK packet and the backoff timer is set up for the re-transmission of the DATA packet

Definition at line 2003 of file uw-mac-DACAP-alter.cpp.

◆ stateCTSReceived()

void MMacDACAP::stateCTSReceived ( )

protectedvirtual

The protocol is in the CTSReceived state.

Definition at line 2210 of file uw-mac-DACAP-alter.cpp.

◆ stateDataReceived()

void MMacDACAP::stateDataReceived ( Packet * data_pkt )

protectedvirtual

The protocol is in the DataReceived state.

a Data Packet is received

Parameters

Packet* pointer to the data packet received

Definition at line 2224 of file uw-mac-DACAP-alter.cpp.

◆ stateDeferData()

void MMacDACAP::stateDeferData ( )

protectedvirtual

The protocol is in the DeferData state.

The node has received a WRN packet or has received a CTS packet coming from other nodes. The scheduled transmission is deferred

Definition at line 2176 of file uw-mac-DACAP-alter.cpp.

◆ stateIdle()

void MMacDACAP::stateIdle ( )

protectedvirtual

The protocol is in the IDLE state.

All variables and timers are resetted

Definition at line 1947 of file uw-mac-DACAP-alter.cpp.

◆ stateRecontendWindow()

void MMacDACAP::stateRecontendWindow ( )

protectedvirtual

The protocol is in RecontendWindow state.

In multi-hop scenario after a transmission the node enter in a recontention window before return in IDLE state

Definition at line 2269 of file uw-mac-DACAP-alter.cpp.

◆ stateSendAck()

void MMacDACAP::stateSendAck ( )

protectedvirtual

The protocol is in SendAck state.

The node is sending an ACK after the reception of a data packet (if the acknowledgement is active)

Definition at line 2247 of file uw-mac-DACAP-alter.cpp.

◆ stateSendCTS()

void MMacDACAP::stateSendCTS ( )

protectedvirtual

The protocol is in SendCTS state.

The node is sending CTS afeter the reception of a RTS packet

Definition at line 2258 of file uw-mac-DACAP-alter.cpp.

◆ stateSendData()

void MMacDACAP::stateSendData ( )

protectedvirtual

The protocol is in the SendData state.

The handshaking phase is done. The node transmit his data packet

Definition at line 2197 of file uw-mac-DACAP-alter.cpp.

◆ stateSendRTS()

void MMacDACAP::stateSendRTS ( )

protectedvirtual

The protocol is in SendRTS state.

A RTS packet is prepared to be transmitted

Definition at line 1988 of file uw-mac-DACAP-alter.cpp.

◆ stateSendWarning()

void MMacDACAP::stateSendWarning ( )

protectedvirtual

The protocol is in the SendWarning state.

The node has received a CTS or RTS packet from a third node not involved in the transmission. The node is sending the WRN packet to the sender to warning the possibility of a collision is the transmission is occuring

Definition at line 2120 of file uw-mac-DACAP-alter.cpp.

◆ stateWaitACK()

void MMacDACAP::stateWaitACK ( )

protectedvirtual

The protocol is in the WaitACK state.

Definition at line 2164 of file uw-mac-DACAP-alter.cpp.

◆ stateWaitCTS()

void MMacDACAP::stateWaitCTS ( )

protectedvirtual

The protocol is in the WaitCTS state.

The node has just sent a RTS packet and now he's waiting for the answer with a CTS packet

Definition at line 2137 of file uw-mac-DACAP-alter.cpp.

◆ stateWaitData()

void MMacDACAP::stateWaitData ( )

protectedvirtual

The protocol is in the WaitData state.

The exchanging of RTS/CTS packets is done. Now the node is waiting for the data packet

Definition at line 2150 of file uw-mac-DACAP-alter.cpp.

◆ stateWaitWarning()

void MMacDACAP::stateWaitWarning ( )

protectedvirtual

The protocol is in WaitWarning state.

The node has received a CTS or RTS packet from a third node not involved in the transmission. The node is waiting the WRN packet from the receiver

Definition at line 2104 of file uw-mac-DACAP-alter.cpp.

◆ stateWaitXAck()

void MMacDACAP::stateWaitXAck ( )

protectedvirtual

The protocol is in WaitXAck state.

The node has received a data packet coming from a third node that is not involved in the transmission. Now the node is waiting for the ACK packet coming from the destinatay of the data packet (if the acknowledgement is active)

Definition at line 2077 of file uw-mac-DACAP-alter.cpp.

◆ stateWaitXCts()

void MMacDACAP::stateWaitXCts ( )

protectedvirtual

The protocol is in WaitXCts state.

The node has received a RTS packet coming from a third node that is not involved in the transmission. Now the node is waiting for the CTS coming from the node destinatary of the RTS

Definition at line 2054 of file uw-mac-DACAP-alter.cpp.

◆ stateWaitXData()

void MMacDACAP::stateWaitXData ( )

protectedvirtual

The protocol is in WaitXData state.

The node has received a CTS packet coming from a third node that is not involved in the transmission. Now the node is waiting for the data packet coming from the node destinatary of the CTS

Definition at line 2065 of file uw-mac-DACAP-alter.cpp.

◆ stateWaitXWarning()

void MMacDACAP::stateWaitXWarning ( )

protectedvirtual

The protocol is in WaitXWarning state.

The node is waiting for a Warning coming from a third node not involved in the transmission

Definition at line 2088 of file uw-mac-DACAP-alter.cpp.

◆ txAck()

void MMacDACAP::txAck ( )

protectedvirtual

Pass an ACK packet to transmit to the PHY layer.

Definition at line 1079 of file uw-mac-DACAP-alter.cpp.

◆ txCts()

void MMacDACAP::txCts ( )

protectedvirtual

Pass a CTS packet to transmit to the PHY layer.

Definition at line 1129 of file uw-mac-DACAP-alter.cpp.

◆ txData()

void MMacDACAP::txData ( )

protectedvirtual

Pass a DATA packet to transmit to the PHYl layer.

Definition at line 1091 of file uw-mac-DACAP-alter.cpp.

◆ txRts()

void MMacDACAP::txRts ( )

protectedvirtual

Pass a RTS packet to transmit to the PHY layer.

Definition at line 1104 of file uw-mac-DACAP-alter.cpp.

◆ txWrn()

void MMacDACAP::txWrn ( )

protectedvirtual

Pass a WRN packet to transmit to the PHY layer.

Definition at line 1142 of file uw-mac-DACAP-alter.cpp.

◆ waitForUser()

void MMacDACAP::waitForUser ( )

inlineprotectedvirtual

Used for debug purposes.

(Permit to have a "step by step" behaviour of the protocol)

Definition at line 2318 of file uw-mac-DACAP-alter.cpp.

Friends And Related Symbol Documentation

◆ DACAPBTimer

friend class DACAPBTimer

friend

DACAP Backoff timer.

Definition at line 158 of file uw-mac-DACAP-alter.h.

◆ DACAPTimer

friend class DACAPTimer

friend

DACAP ACK timer.

Definition at line 157 of file uw-mac-DACAP-alter.h.

Member Data Documentation

◆ ACK_size

int MMacDACAP::ACK_size

protected

Size (in bytes) of the ACK packet.

Definition at line 804 of file uw-mac-DACAP-alter.h.

◆ alpha_

double MMacDACAP::alpha_

protected

smoothing factor used for statistics using first order IIR filter

Definition at line 794 of file uw-mac-DACAP-alter.h.

◆ backoff_counter

int MMacDACAP::backoff_counter

protected

Number of times a backoff timer is set up.

Definition at line 833 of file uw-mac-DACAP-alter.h.

◆ backoff_duration

double MMacDACAP::backoff_duration

protected

Backoff duration.

Definition at line 814 of file uw-mac-DACAP-alter.h.

◆ backoff_first_start

double MMacDACAP::backoff_first_start

protected

Timestamp at which the backoff timer is started for the first time (if the timer has been freezed many times.

Definition at line 817 of file uw-mac-DACAP-alter.h.

◆ backoff_freeze_mode

bool MMacDACAP::backoff_freeze_mode

protected

true if the backoff-timer is freezed

Definition at line 759 of file uw-mac-DACAP-alter.h.

◆ backoff_pending

bool MMacDACAP::backoff_pending

protected

true if the backoff-timer is active (i.e.

there's a backoff process)

Definition at line 755 of file uw-mac-DACAP-alter.h.

◆ backoff_remaining

double MMacDACAP::backoff_remaining

protected

Backoff time remaining (if the timer is freezed)

Definition at line 815 of file uw-mac-DACAP-alter.h.

◆ backoff_start_time

double MMacDACAP::backoff_start_time

protected

Backoff starting time.

Definition at line 813 of file uw-mac-DACAP-alter.h.

◆ backoff_timer

DACAPBTimer MMacDACAP::backoff_timer

protected

backoff timer

Definition at line 830 of file uw-mac-DACAP-alter.h.

◆ backoff_tuner

double MMacDACAP::backoff_tuner

protected

Multiplicative factor in the calculation of backoff.

Definition at line 787 of file uw-mac-DACAP-alter.h.

◆ buffer_pkts

int MMacDACAP::buffer_pkts

protected

Dimension (in packets) of the buffer queue.

Definition at line 786 of file uw-mac-DACAP-alter.h.

◆ cts_pkts_rx

int MMacDACAP::cts_pkts_rx

protected

Counter of CTS packets RX.

Definition at line 736 of file uw-mac-DACAP-alter.h.

◆ cts_pkts_tx

int MMacDACAP::cts_pkts_tx

protected

Counter of CTS packets TX.

Definition at line 735 of file uw-mac-DACAP-alter.h.

◆ CTS_size

int MMacDACAP::CTS_size

protected

Size (in bytes) of the CTS packet.

Definition at line 800 of file uw-mac-DACAP-alter.h.

◆ curr_data_pkt

Packet* MMacDACAP::curr_data_pkt

protected

Pointer to the current data packet.

Definition at line 821 of file uw-mac-DACAP-alter.h.

◆ curr_dest_addr

int MMacDACAP::curr_dest_addr

protected

MAC address of the current node involved in this session.

Definition at line 797 of file uw-mac-DACAP-alter.h.

◆ curr_state

int MMacDACAP::curr_state

protected

Current state of the protocol.

Definition at line 806 of file uw-mac-DACAP-alter.h.

◆ defer_data

bool MMacDACAP::defer_data

protected

true if a node has to defer the transmission of a data packet

Definition at line 751 of file uw-mac-DACAP-alter.h.

◆ defer_times_no

double MMacDACAP::defer_times_no

protected

Counter of defer times.

Definition at line 737 of file uw-mac-DACAP-alter.h.

◆ delta_D

double MMacDACAP::delta_D

protected

Value (in m) that indicates how far we want the CTS propagates over the sender before initiate the data transmission process (it determines the T_w value)

Definition at line 775 of file uw-mac-DACAP-alter.h.

◆ delta_data

double MMacDACAP::delta_data

protected

Dimension difference (in bytes) among data packets ( 0 if the packets have always the same dimension)

Definition at line 778 of file uw-mac-DACAP-alter.h.

◆ fout

ofstream MMacDACAP::fout

protected

Object that handle the file where the state transitions is written (if the print_transitions option is active)

Definition at line 839 of file uw-mac-DACAP-alter.h.

◆ has_buffer_queue

bool MMacDACAP::has_buffer_queue

protected

true if the node has a buffer queue to store data packets

Definition at line 763 of file uw-mac-DACAP-alter.h.

◆ HDR_size

int MMacDACAP::HDR_size

protected

Size (in bytes) of the header added by DACAP.

Definition at line 803 of file uw-mac-DACAP-alter.h.

◆ info

map< int, string > MMacDACAP::info

staticprotected

Relationship between the state and its textual description.

Definition at line 835 of file uw-mac-DACAP-alter.h.

◆ last_data_id_rx

int MMacDACAP::last_data_id_rx

protected

Unique ID of the last data packet received.

Definition at line 824 of file uw-mac-DACAP-alter.h.

◆ last_data_id_tx

int MMacDACAP::last_data_id_tx

protected

Unique ID of the last data packet transmitted.

Definition at line 823 of file uw-mac-DACAP-alter.h.

◆ last_reason

int MMacDACAP::last_reason

protected

last reason for the change of state

Definition at line 771 of file uw-mac-DACAP-alter.h.

◆ max_backoff_counter

double MMacDACAP::max_backoff_counter

protected

Number of times a backoff is calculated.

Definition at line 793 of file uw-mac-DACAP-alter.h.

◆ max_payload

int MMacDACAP::max_payload

protected

Dimension of the maximum allowed data paylaod in bytes.

Definition at line 791 of file uw-mac-DACAP-alter.h.

◆ max_prop_delay

double MMacDACAP::max_prop_delay

protected

One way maximum propagation delay (in seconds) in the network.

Definition at line 781 of file uw-mac-DACAP-alter.h.

◆ max_tx_tries

double MMacDACAP::max_tx_tries

protected

Maximum transmission tries for one packet before discarding the packet.

Definition at line 784 of file uw-mac-DACAP-alter.h.

◆ multihop_mode

bool MMacDACAP::multihop_mode

protected

true if the multihop mode is active to simulate a multihop scenario with routing

Definition at line 765 of file uw-mac-DACAP-alter.h.

◆ op_mode

int MMacDACAP::op_mode

protected

Indicates if the ACK_mode or no_ACK_mode is activated.

Definition at line 783 of file uw-mac-DACAP-alter.h.

◆ prev_state

int MMacDACAP::prev_state

protected

Previous state of the protocol.

Definition at line 807 of file uw-mac-DACAP-alter.h.

◆ print_transitions

bool MMacDACAP::print_transitions

protected

true if the state-transitions of the protocol is printed on a file

Definition at line 761 of file uw-mac-DACAP-alter.h.

◆ Q

std::queue<Packet *> MMacDACAP::Q

protected

MAC queue used for packet scheduling.

Definition at line 746 of file uw-mac-DACAP-alter.h.

◆ rts_pkts_rx

int MMacDACAP::rts_pkts_rx

protected

Counter of RTS packets RX.

Definition at line 734 of file uw-mac-DACAP-alter.h.

◆ rts_pkts_tx

int MMacDACAP::rts_pkts_tx

protected

Counter of RTS packets TX.

Definition at line 733 of file uw-mac-DACAP-alter.h.

◆ RTS_sent_time

double MMacDACAP::RTS_sent_time

protected

Timestamp at which the RTS packet is sent.

Definition at line 809 of file uw-mac-DACAP-alter.h.

◆ RTS_size

int MMacDACAP::RTS_size

protected

Size (in bytes) of the RTS packet.

Definition at line 801 of file uw-mac-DACAP-alter.h.

◆ rttsamples

int MMacDACAP::rttsamples

protected

num of RTT samples

Definition at line 744 of file uw-mac-DACAP-alter.h.

◆ RxActive

bool MMacDACAP::RxActive

protected

true if a reception process is occuring

Definition at line 749 of file uw-mac-DACAP-alter.h.

◆ session_active

bool MMacDACAP::session_active

protected

true if a session is active (i.e.

an hand-shaking process is occurring

Definition at line 753 of file uw-mac-DACAP-alter.h.

◆ session_distance

double MMacDACAP::session_distance

protected

Distance between sender and receiver in the current session.

Definition at line 810 of file uw-mac-DACAP-alter.h.

◆ sleep_node_1

int MMacDACAP::sleep_node_1

protected

MAC address of sleep_node 1.

Definition at line 768 of file uw-mac-DACAP-alter.h.

◆ sleep_node_2

int MMacDACAP::sleep_node_2

protected

MAC address of sleep_node 2.

Definition at line 769 of file uw-mac-DACAP-alter.h.

◆ srtt

double MMacDACAP::srtt

protected

Smoothed Round Trip Time, calculated as for TCP.

Definition at line 741 of file uw-mac-DACAP-alter.h.

◆ start_tx_time

double MMacDACAP::start_tx_time

protected

Timestamp at which a packet is transmitted.

Definition at line 740 of file uw-mac-DACAP-alter.h.

◆ sum_defer_time

double MMacDACAP::sum_defer_time

protected

Sum of the defer timers.

Definition at line 738 of file uw-mac-DACAP-alter.h.

◆ sumrtt

double MMacDACAP::sumrtt

protected

sum of RTT samples

Definition at line 742 of file uw-mac-DACAP-alter.h.

◆ sumrtt2

double MMacDACAP::sumrtt2

protected

sum of (RTT^2)

Definition at line 743 of file uw-mac-DACAP-alter.h.

◆ t_min

double MMacDACAP::t_min

protected

Minimum time needed to do an hand-shaking.

Definition at line 773 of file uw-mac-DACAP-alter.h.

◆ T_W_min

double MMacDACAP::T_W_min

protected

Minimum Warning Time in sencods.

Definition at line 774 of file uw-mac-DACAP-alter.h.

◆ timer

DACAPTimer MMacDACAP::timer

protected

ACK timer.

Definition at line 829 of file uw-mac-DACAP-alter.h.

◆ TxActive

bool MMacDACAP::TxActive

protected

true if a transmission process is occuring

Definition at line 748 of file uw-mac-DACAP-alter.h.

◆ txsn

int MMacDACAP::txsn

protected

serial number of the DATA packet transmitted

Definition at line 832 of file uw-mac-DACAP-alter.h.

◆ u_data_id

int MMacDACAP::u_data_id

protected

simulation-unique DATA packet ID

Definition at line 827 of file uw-mac-DACAP-alter.h.

◆ u_pkt_id

int MMacDACAP::u_pkt_id

staticprotected

simulation-unique packet ID

Definition at line 826 of file uw-mac-DACAP-alter.h.

◆ wait_costant

double MMacDACAP::wait_costant

protected

Additive factor in the calculation of ACK timer.

Definition at line 789 of file uw-mac-DACAP-alter.h.

◆ warning_sent

bool MMacDACAP::warning_sent

protected

true if a WRN packet has been just sent

Definition at line 757 of file uw-mac-DACAP-alter.h.

◆ wrn_pkts_rx

int MMacDACAP::wrn_pkts_rx

protected

Counter of WRN packets RX.

Definition at line 732 of file uw-mac-DACAP-alter.h.

◆ wrn_pkts_tx

int MMacDACAP::wrn_pkts_tx

protected

Counter of WRN packets TX.

Definition at line 731 of file uw-mac-DACAP-alter.h.

◆ WRN_size

int MMacDACAP::WRN_size

protected

Size (in bytes) of the WRN packet.

Definition at line 802 of file uw-mac-DACAP-alter.h.

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

Public Member Functions

Protected Member Functions

Protected Attributes

Static Protected Attributes

Friends

Detailed Description

Constructor & Destructor Documentation

◆ MMacDACAP()

◆ ~MMacDACAP()

Member Function Documentation

◆ backoffEndTime()

◆ backoffStartTime()

◆ command()

◆ computeTxTime()

◆ computeWaitTime()

◆ crLayCommand()

◆ deferEndTime()

◆ exitBackoff()

◆ exitSleep()

◆ freezeBackoff()

◆ getBackoffTime()

◆ getCtsPktsRx()

◆ getCtsPktsTx()

◆ getMeanDeferTime()

◆ getQueueSize()

◆ getRecontendTime()

◆ getRemainingPkts()

◆ getRtsPktsRx()

◆ getRtsPktsTx()

◆ getTotalDeferTimes()

◆ getUpLayersDataPktsRx()

◆ getWrnPktsRx()

◆ getWrnPktsTx()

◆ incrCtsPktsRx()

◆ incrCtsPktsTx()

◆ incrRtsPktsRx()

◆ incrRtsPktsTx()

◆ incrTotalDeferTimes()

◆ incrWrnPktsRx()

◆ incrWrnPktsTx()

◆ initInfo()

◆ initPkt()

◆ Phy2MacEndRx()

◆ Phy2MacEndTx()

◆ Phy2MacStartRx()

◆ printStateInfo()

◆ queuePop()

◆ recvFromUpperLayers()

◆ refreshState()

◆ resetStats()

◆ rxStateBackoff()

◆ rxStateIdle()

◆ rxStateRecontendWindow()

◆ rxStateSendWarning()

◆ rxStateWaitACK()

◆ rxStateWaitCTS()

◆ rxStateWaitData()

◆ rxStateWaitWarning()

◆ rxStateWaitXAck()

◆ rxStateWaitXCts()

◆ rxStateWaitXData()

◆ rxStateWaitXWarning()

◆ setBackoffNodes()

◆ stateBackoff()

◆ stateCTSReceived()

◆ stateDataReceived()

◆ stateDeferData()

◆ stateIdle()

◆ stateRecontendWindow()

◆ stateSendAck()

◆ stateSendCTS()

◆ stateSendData()

◆ stateSendRTS()

◆ stateSendWarning()

◆ stateWaitACK()

◆ stateWaitCTS()

◆ stateWaitData()

◆ stateWaitWarning()

◆ stateWaitXAck()

◆ stateWaitXCts()