source: source/ariba/overlay/modules/chord/messages/Discovery.h@ 4622

// [License]

// The Ariba-Underlay Copyright

//

// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)

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// 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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// [License]



#ifndef DISCOVERY_H__

#define DISCOVERY_H__



#include <vector>

#include "ariba/utility/messages.h"

#include "ariba/utility/serialization.h"

#include "ariba/utility/types/NodeID.h"

#include "ariba/communication/EndpointDescriptor.h"



using std::pair;

using std::make_pair;

using std::vector;

using ariba::utility::Message;

using ariba::utility::NodeID;

using ariba::communication::EndpointDescriptor;



namespace ariba {

namespace overlay {



using_serialization;



class Discovery : public Message {

        VSERIALIZEABLE;

public:

        enum follow_type_ {

                normal = 0,

                successor = 1,

                predecessor = 2

        };



        Discovery( const Discovery& msg ) {

                this->follow_type = msg.follow_type;

                this->ttl = msg.ttl;

                this->source_endpoint = new EndpointDescriptor( *msg.source_endpoint );

        }

        explicit Discovery();

        virtual ~Discovery();

/*

        typedef pair<NodeID,EndpointDescriptor*> NodeEndpoint;

        typedef vector<NodeEndpoint> NodeEndpointList;



        void add(const NodeID& node, EndpointDescriptor* endp);



        const NodeEndpointList& getList();

*/



        EndpointDescriptor* getSourceEndpoint() const {

                return source_endpoint;

        }



        void setSourceEndpoint( const EndpointDescriptor* endpoint ) {

                source_endpoint = const_cast<EndpointDescriptor*>(endpoint);

        }



        inline uint8_t getTTL() const {

                return ttl;

        }



        inline void setTTL( uint8_t ttl ) {

                this->ttl = ttl;

        }



        inline follow_type_ getFollowType() const {

                return (follow_type_)follow_type;

        }



        inline void setFollowType( follow_type_ type ) {

                follow_type = (uint8_t)type;

        }



private:

        uint16_t follow_type; //TODO: was uint8_t

        uint16_t ttl; //TODO: was uint8_t

        EndpointDescriptor* source_endpoint;

//      NodeEndpointList descriptors;

};



}} // ariba::overlay



sznBeginDefault( ariba::overlay::Discovery, X ) {



        /// serialize follow-type and time-to-live

        X && follow_type && ttl;



        // serialize end-point

        X && VO(source_endpoint);

/*

        // serialize length of descriptor list

        uint16_t len = descriptors.size();

        X && len;

        if (X.isDeserializer()) descriptors.resize(len);



        // serialize descriptors

        for (int i=0; i<len; i++)

                X && &descriptors[i].first && VO(descriptors[i].second);



        // serialize payload

        X && Payload();

*/

} sznEnd();



#endif // DISCOVERY_H__