source: source/ariba/SpoVNetProperties.h @ 2409

// [License]
// The Ariba-Underlay Copyright
//
// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)
//
// Institute of Telematics
// UniversitÀt Karlsruhe (TH)
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// Germany
//
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// 1. Redistributions of source code must retain the above copyright
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// 2. Redistributions in binary form must reproduce the above copyright
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// [License]

#ifndef SPOVNETPROPERTIES_H_
#define SPOVNETPROPERTIES_H_

#include <string>
#include <iostream>
#include <streambuf>

using std::string;

namespace ariba {
// forward declaration
class SpoVNetProperties;
}

#include "Identifiers.h"
#include "Name.h"

namespace ariba {

/**
 * This class implements a container that holds all properties of a
 * SpoVNet instance. It may evolve with new features when new features
 * are introduced.
 *
 * @author Sebastian Mies <mies@tm.uka.de>
 */
class SpoVNetProperties {
public:
        enum OverlayType {
                ONE_HOP_OVERLAY = 0,
                CHORD_OVERLAY = 1,
                KADEMLIA_OVERLAY = 2,
        };
private:
        Name name;
        SpoVNetID id;
        uint8_t  type;
        uint16_t idLength;
        NodeID initiator;
        bool hidden;

public:
        /**
         * This object holds the default settings for a newly created spovnet
         * instance.
         */
        const static SpoVNetProperties DEFAULT;

public:
        /**
         * Constructs a new default SpoVnet property object.
         */
        SpoVNetProperties() {
                name = Name::random();
                id = name.toSpoVNetId();
                type = ONE_HOP_OVERLAY;
                idLength = 192;
                initiator = NodeID::UNSPECIFIED;
                hidden = false;
        }

        /**
         * Constructs a new SpoVnet property object.
         *
         * TODO: replace with setters! for downwards compatibility
         */
        /*
        SpoVNetProperties(const Name& name, SpoVNetID id, OverlayType type,
                        uint16_t idLength, const NodeID& initiator, bool hidden = false) :
                name(name), id(id), type(type), idLength(idLength),
                                initiator(initiator), hidden(hidden) {
        }*/

        /**
         * Copy constructor.
         */
        SpoVNetProperties(const SpoVNetProperties& copy) {
                this->name = copy.name;
                this->id = copy.id;
                this->type = copy.type;
                this->idLength = copy.idLength;
                this->initiator = copy.initiator;
                this->hidden = copy.hidden;
        }

        /**
         * Destructor.
         */
        ~SpoVNetProperties() {
        }

        /**
         * Returns the canonical SpoVNet name
         */
        const Name& getName() const {
                return name;
        }

        /**
         * Returns the SpoVNet id
         */
        const SpoVNetID& getId() const {
                return id;
        }

        /**
         * Returns the node id of the initiator of the spovnet.
         * If the node id is unspecified, the initiator wanted to be anonymous.
         */
        const NodeID& getInitiator() const {
                return initiator;
        }

        /**
         * Returns the node identifier length in bites
         */
        uint16_t getIdentifierLength() const {
                return idLength;
        }

        /**
         * Returns the overlay type.
         */
        const OverlayType getBaseOverlayType() const {
                return (OverlayType)type;
        }

        /**
         * Returns true, if the spovnet is hidden
         */
        bool isHidden() const {
                return hidden;
        }

        /**
         * Returns a human readable string representation of the SpoVNet properties
         *
         * @return A human readable string representation of the SpoVNet properties
         */
        std::string toString() const {
                std::ostringstream buf;
                buf << "spovnet"
                        << " name=" << name.toString()
                        << " id=" << id.toString()
                                << " base_overlay_type=" << type << " id_length="
                                << idLength << " initiator=" << initiator
                                << " hidden=" << hidden;
                return buf.str();
        }
};

}

#endif /* SPOVNETPROPERTIES_H_ */