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)
// Zirkel 2, 76128 Karlsruhe
// Germany
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
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// documentation and/or other materials provided with the distribution.
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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__