00001 // [License] 00002 // The Ariba-Underlay Copyright 00003 // 00004 // Copyright (c) 2008-2009, Institute of Telematics, Universität Karlsruhe (TH) 00005 // 00006 // Institute of Telematics 00007 // Universität Karlsruhe (TH) 00008 // Zirkel 2, 76128 Karlsruhe 00009 // Germany 00010 // 00011 // Redistribution and use in source and binary forms, with or without 00012 // modification, are permitted provided that the following conditions are 00013 // met: 00014 // 00015 // 1. Redistributions of source code must retain the above copyright 00016 // notice, this list of conditions and the following disclaimer. 00017 // 2. Redistributions in binary form must reproduce the above copyright 00018 // notice, this list of conditions and the following disclaimer in the 00019 // documentation and/or other materials provided with the distribution. 00020 // 00021 // THIS SOFTWARE IS PROVIDED BY THE INSTITUTE OF TELEMATICS ``AS IS'' AND 00022 // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00023 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 00024 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ARIBA PROJECT OR 00025 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00026 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 00027 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00028 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00029 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00030 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00031 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00032 // 00033 // The views and conclusions contained in the software and documentation 00034 // are those of the authors and should not be interpreted as representing 00035 // official policies, either expressed or implied, of the Institute of 00036 // Telematics. 00037 // [License] 00038 00039 #ifndef DISCOVERY_H__ 00040 #define DISCOVERY_H__ 00041 00042 #include <vector> 00043 #include "ariba/utility/messages.h" 00044 #include "ariba/utility/serialization.h" 00045 #include "ariba/utility/types/NodeID.h" 00046 #include "ariba/communication/EndpointDescriptor.h" 00047 00048 using std::pair; 00049 using std::make_pair; 00050 using std::vector; 00051 using ariba::utility::Message; 00052 using ariba::utility::NodeID; 00053 using ariba::communication::EndpointDescriptor; 00054 00055 namespace ariba { 00056 namespace overlay { 00057 00058 using_serialization; 00059 00060 class Discovery : public Message { 00061 VSERIALIZEABLE; 00062 public: 00063 enum follow_type_ { 00064 normal = 0, 00065 successor = 1, 00066 predecessor = 2 00067 }; 00068 00069 Discovery( const Discovery& msg ) { 00070 this->follow_type = msg.follow_type; 00071 this->ttl = msg.ttl; 00072 this->source_endpoint = new EndpointDescriptor( *msg.source_endpoint ); 00073 } 00074 explicit Discovery(); 00075 virtual ~Discovery(); 00076 /* 00077 typedef pair<NodeID,EndpointDescriptor*> NodeEndpoint; 00078 typedef vector<NodeEndpoint> NodeEndpointList; 00079 00080 void add(const NodeID& node, EndpointDescriptor* endp); 00081 00082 const NodeEndpointList& getList(); 00083 */ 00084 00085 EndpointDescriptor* getSourceEndpoint() const { 00086 return source_endpoint; 00087 } 00088 00089 void setSourceEndpoint( const EndpointDescriptor* endpoint ) { 00090 source_endpoint = const_cast<EndpointDescriptor*>(endpoint); 00091 } 00092 00093 inline uint8_t getTTL() const { 00094 return ttl; 00095 } 00096 00097 inline void setTTL( uint8_t ttl ) { 00098 this->ttl = ttl; 00099 } 00100 00101 inline follow_type_ getFollowType() const { 00102 return (follow_type_)follow_type; 00103 } 00104 00105 inline void setFollowType( follow_type_ type ) { 00106 follow_type = (uint8_t)type; 00107 } 00108 00109 private: 00110 uint8_t follow_type; 00111 uint8_t ttl; 00112 EndpointDescriptor* source_endpoint; 00113 // NodeEndpointList descriptors; 00114 }; 00115 00116 }} // ariba::overlay 00117 00118 sznBeginDefault( ariba::overlay::Discovery, X ) { 00119 00121 X && follow_type && ttl; 00122 00123 // serialize end-point 00124 X && VO(source_endpoint); 00125 /* 00126 // serialize length of descriptor list 00127 uint16_t len = descriptors.size(); 00128 X && len; 00129 if (X.isDeserializer()) descriptors.resize(len); 00130 00131 // serialize descriptors 00132 for (int i=0; i<len; i++) 00133 X && &descriptors[i].first && VO(descriptors[i].second); 00134 00135 // serialize payload 00136 X && Payload(); 00137 */ 00138 } sznEnd(); 00139 00140 #endif // DISCOVERY_H__