Rx

simple module

Responsible for checking frames received over the radio for errors, for managing the NAV, and for notifying other processes about the channel state (free or busy).

This is the default implementation of IRx.

Inheritance diagram

The following diagram shows inheritance relationships for this type. Unresolved types are missing from the diagram.

Properties

Name	Value	Description
display	i=block/rx

Signals

Name	Type	Unit
packetDropped	inet::Packet
navChanged	simtime_t

Statistics

Name	Title	Source	Record	Unit	Interpolation Mode
nav	network allocation vector	navChanged	vector		linear

Scheduled messages (observed)

msg	kind	ctrl	tags	msgname	context
omnetpp::cMessage	0			NAV

Direct method calls (observed)

call to	function	info
Contention	inet::ieee80211::Contention::corruptedFrameReceived	corruptedFrameReceived
Contention	inet::ieee80211::Contention::mediumStateChanged	medium BUSY
Contention	inet::ieee80211::Contention::mediumStateChanged	medium FREE

Called methods (observed)

function	info	call from
inet::ieee80211::Rx::frameTransmitted	frameTransmitted	Tx
inet::ieee80211::Rx::lowerFrameReceived	lowerFrameReceived("%s")	Ieee80211Mac
inet::ieee80211::Rx::receivedSignalPartChanged	receivedSignalPartChanged	Ieee80211Mac
inet::ieee80211::Rx::receptionStateChanged	receptionStateChanged	Ieee80211Mac
inet::ieee80211::Rx::transmissionStateChanged	transmissionStateChanged	Ieee80211Mac

Packet operations (observed)

chunkType	packetAction
	peekData
BytesChunk	peekDataAt
Ieee80211MacHeader	peekAtFront
Ieee80211MacTrailer	peekAtBack

Source code

//
// Responsible for checking frames received over the radio for errors,
// for managing the NAV, and for notifying other processes about the channel
// state (free or busy).
//
// This is the default implementation of ~IRx.
//
simple Rx like IRx
{
    parameters:
        @display("i=block/rx");
        @signal[navChanged](type=simtime_t);
        @signal[packetDropped](type=inet::Packet);
        @statistic[nav](title="network allocation vector"; source=navChanged; record=vector; interpolationmode=linear);
}

File: src/inet/linklayer/ieee80211/mac/Rx.ned