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