inet::physicallayer::Ieee80211OfdmEncoder Class Reference

#include <Ieee80211OfdmEncoder.h>

Inheritance diagram for inet::physicallayer::Ieee80211OfdmEncoder:

Public Member Functions
	Ieee80211OfdmEncoder (const Ieee80211OfdmCode *code)
	~Ieee80211OfdmEncoder ()
virtual const ITransmissionBitModel *	encode (const ITransmissionPacketModel *packetModel) const override
virtual std::ostream &	printToStream (std::ostream &stream, int level, int evFlags=0) const override
	Prints this object to the provided output stream. More...
const Ieee80211OfdmCode *	getCode () const override
Public Member Functions inherited from inet::IPrintableObject
virtual	~IPrintableObject ()
virtual std::string	printToString () const
virtual std::string	printToString (int level, int evFlags=0) const
virtual std::string	getInfoStringRepresentation (int evFlags=0) const
virtual std::string	getDetailStringRepresentation (int evFlags=0) const
virtual std::string	getDebugStringRepresentation (int evFlags=0) const
virtual std::string	getTraceStringRepresentation (int evFlags=0) const
virtual std::string	getCompleteStringRepresentation (int evFlags=0) const

Protected Attributes
const IFecCoder *	convolutionalCoder = nullptr
const IInterleaver *	interleaver = nullptr
const IScrambler *	scrambler = nullptr
const Ieee80211OfdmCode *	code = nullptr

Additional Inherited Members
Public Types inherited from inet::IPrintableObject
enum	PrintLevel {   PRINT_LEVEL_TRACE, PRINT_LEVEL_DEBUG, PRINT_LEVEL_DETAIL, PRINT_LEVEL_INFO,   PRINT_LEVEL_COMPLETE = INT_MIN }
enum	PrintFlag { PRINT_FLAG_FORMATTED = (1 << 0), PRINT_FLAG_MULTILINE = (1 << 1) }

Constructor & Destructor Documentation

Ieee80211OfdmEncoder()

inet::physicallayer::Ieee80211OfdmEncoder::Ieee80211OfdmEncoder

(

const Ieee80211OfdmCode *

code

)

                                                                        :
    convolutionalCoder(nullptr),
    interleaver(nullptr),
    scrambler(nullptr),
    code(code)
{
    if (code->getScrambling())
        scrambler = new AdditiveScrambler(code->getScrambling());
    if (code->getInterleaving())
        interleaver = new Ieee80211OfdmInterleaver(code->getInterleaving());
    if (code->getConvolutionalCode())
        convolutionalCoder = new ConvolutionalCoder(code->getConvolutionalCode());
}

~Ieee80211OfdmEncoder()

inet::physicallayer::Ieee80211OfdmEncoder::~Ieee80211OfdmEncoder

(

)

{
    delete convolutionalCoder;
    delete interleaver;
    delete scrambler;
}

Member Function Documentation

encode()

const ITransmissionBitModel * inet::physicallayer::Ieee80211OfdmEncoder::encode ( const ITransmissionPacketModel *  packetModel ) const

overridevirtual

Implements inet::physicallayer::IEncoder.

{
    auto packet = packetModel->getPacket();
    auto length = packet->getTotalLength();
    BitVector *encodedBits;
    if (b(length).get() % 8 == 0) {
        auto bytes = packet->peekAllAsBytes()->getBytes();
        encodedBits = new BitVector(bytes);
    }
    else {
        encodedBits = new BitVector();
        const auto& bitsChunk = packet->peekAllAsBits();
        for (int i = 0; i < b(length).get(); i++)
            encodedBits->appendBit(bitsChunk->getBit(i));
    }
    const IScrambling *scrambling = nullptr;
    if (scrambler) {
        *encodedBits = scrambler->scramble(*encodedBits);
        scrambling = scrambler->getScrambling();
        EV_DEBUG << "Scrambled bits are: " << *encodedBits << endl;
    }
    const IForwardErrorCorrection *forwardErrorCorrection = nullptr;
    if (convolutionalCoder) {
        *encodedBits = convolutionalCoder->encode(*encodedBits);
        forwardErrorCorrection = convolutionalCoder->getForwardErrorCorrection();
        EV_DEBUG << "FEC encoded bits are: " << *encodedBits << endl;
    }
    const IInterleaving *interleaving = nullptr;
    if (interleaver) {
        *encodedBits = interleaver->interleave(*encodedBits);
        interleaving = interleaver->getInterleaving();
        EV_DEBUG << "Interleaved bits are: " << *encodedBits << endl;
    }
    return new TransmissionBitModel(encodedBits, forwardErrorCorrection, scrambling, interleaving);
}

Referenced by inet::physicallayer::Ieee80211OfdmEncoderModule::encode(), and inet::physicallayer::Ieee80211LayeredOfdmTransmitter::encodeAndModulate().

getCode()

const Ieee80211OfdmCode* inet::physicallayer::Ieee80211OfdmEncoder::getCode ( ) const

inlineoverridevirtual

Implements inet::physicallayer::IEncoder.

{ return code; }

printToStream()

std::ostream & inet::physicallayer::Ieee80211OfdmEncoder::printToStream ( std::ostream &  stream, int  level, int  evFlags = 0  ) const

overridevirtual

Prints this object to the provided output stream.

Reimplemented from inet::IPrintableObject.

{
    stream << "Ieee80211OfdmEncoder";
    if (level <= PRINT_LEVEL_TRACE)
        stream << EV_FIELD(convolutionalCoder, printFieldToString(convolutionalCoder, level + 1, evFlags))
               << EV_FIELD(interleaver, printFieldToString(interleaver, level + 1, evFlags))
               << EV_FIELD(scrambler, printFieldToString(scrambler, level + 1, evFlags))
               << EV_FIELD(code, printFieldToString(code, level + 1, evFlags));
    return stream;
}

Referenced by inet::physicallayer::Ieee80211OfdmEncoderModule::printToStream().

Member Data Documentation

code

const Ieee80211OfdmCode* inet::physicallayer::Ieee80211OfdmEncoder::code = nullptr

protected

Referenced by Ieee80211OfdmEncoder(), and printToStream().

convolutionalCoder

const IFecCoder* inet::physicallayer::Ieee80211OfdmEncoder::convolutionalCoder = nullptr

protected

Referenced by encode(), Ieee80211OfdmEncoder(), printToStream(), and ~Ieee80211OfdmEncoder().

interleaver

const IInterleaver* inet::physicallayer::Ieee80211OfdmEncoder::interleaver = nullptr

protected

Referenced by encode(), Ieee80211OfdmEncoder(), printToStream(), and ~Ieee80211OfdmEncoder().

scrambler

const IScrambler* inet::physicallayer::Ieee80211OfdmEncoder::scrambler = nullptr

protected

Referenced by encode(), Ieee80211OfdmEncoder(), printToStream(), and ~Ieee80211OfdmEncoder().

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

• Ieee80211OfdmEncoder.h
• Ieee80211OfdmEncoder.cc