An Overlay-based
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SpoVNet

source: source/ariba/overlay/modules/chord/messages/Discovery.h @ 4625

Last change on this file since 4625 was 4625, checked in by Christoph Mayer, 14 years ago

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1// [License]
2// The Ariba-Underlay Copyright
3//
4// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)
5//
6// Institute of Telematics
7// UniversitÀt Karlsruhe (TH)
8// Zirkel 2, 76128 Karlsruhe
9// Germany
10//
11// Redistribution and use in source and binary forms, with or without
12// modification, are permitted provided that the following conditions are
13// met:
14//
15// 1. Redistributions of source code must retain the above copyright
16// notice, this list of conditions and the following disclaimer.
17// 2. Redistributions in binary form must reproduce the above copyright
18// notice, this list of conditions and the following disclaimer in the
19// documentation and/or other materials provided with the distribution.
20//
21// THIS SOFTWARE IS PROVIDED BY THE INSTITUTE OF TELEMATICS ``AS IS'' AND
22// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ARIBA PROJECT OR
25// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
28// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
29// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
30// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
31// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32//
33// The views and conclusions contained in the software and documentation
34// are those of the authors and should not be interpreted as representing
35// official policies, either expressed or implied, of the Institute of
36// Telematics.
37// [License]
38
39#ifndef DISCOVERY_H__
40#define DISCOVERY_H__
41
42#include <vector>
43#include "ariba/utility/messages.h"
44#include "ariba/utility/serialization.h"
45#include "ariba/utility/types/NodeID.h"
46#include "ariba/communication/EndpointDescriptor.h"
47
48using std::pair;
49using std::make_pair;
50using std::vector;
51using ariba::utility::Message;
52using ariba::utility::NodeID;
53using ariba::communication::EndpointDescriptor;
54
55namespace ariba {
56namespace overlay {
57
58using_serialization;
59
60class Discovery : public Message {
61        VSERIALIZEABLE;
62public:
63        enum follow_type_ {
64                normal = 0,
65                successor = 1,
66                predecessor = 2
67        };
68
69        Discovery( const Discovery& msg ) {
70                this->follow_type = msg.follow_type;
71                this->ttl = msg.ttl;
72                this->source_endpoint = new EndpointDescriptor( *msg.source_endpoint );
73        }
74        explicit Discovery();
75        virtual ~Discovery();
76/*
77        typedef pair<NodeID,EndpointDescriptor*> NodeEndpoint;
78        typedef vector<NodeEndpoint> NodeEndpointList;
79
80        void add(const NodeID& node, EndpointDescriptor* endp);
81
82        const NodeEndpointList& getList();
83*/
84
85        EndpointDescriptor* getSourceEndpoint() const {
86                return source_endpoint;
87        }
88
89        void setSourceEndpoint( const EndpointDescriptor* endpoint ) {
90                source_endpoint = const_cast<EndpointDescriptor*>(endpoint);
91        }
92
93        inline uint8_t getTTL() const {
94                return ttl;
95        }
96
97        inline void setTTL( uint8_t ttl ) {
98                this->ttl = ttl;
99        }
100
101        inline follow_type_ getFollowType() const {
102                return (follow_type_)follow_type;
103        }
104
105        inline void setFollowType( follow_type_ type ) {
106                follow_type = (uint8_t)type;
107        }
108
109private:
110        uint8_t follow_type;
111        uint8_t ttl;
112        EndpointDescriptor* source_endpoint;
113//      NodeEndpointList descriptors;
114};
115
116}} // ariba::overlay
117
118sznBeginDefault( ariba::overlay::Discovery, X ) {
119
120        /// serialize follow-type and time-to-live
121        X && follow_type && ttl;
122
123        // serialize end-point
124        X && VO(source_endpoint);
125/*
126        // serialize length of descriptor list
127        uint16_t len = descriptors.size();
128        X && len;
129        if (X.isDeserializer()) descriptors.resize(len);
130
131        // serialize descriptors
132        for (int i=0; i<len; i++)
133                X && &descriptors[i].first && VO(descriptors[i].second);
134
135        // serialize payload
136        X && Payload();
137*/
138} sznEnd();
139
140#endif // DISCOVERY_H__
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