<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"> <title>DTN Reference Implementation: TcaRegistry.h Source File</title> <link href="doxygen.css" rel="stylesheet" type="text/css"> <link href="tabs.css" rel="stylesheet" type="text/css"> </head><body> <!-- Generated by Doxygen 1.5.6 --> <div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="main.html"><span>Main Page</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <h1>TcaRegistry.h</h1><a href="TcaRegistry_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span> <a name="l00002"></a>00002 <span class="comment"> * Copyright 2005-2006 University of Waterloo</span> <a name="l00003"></a>00003 <span class="comment"> * </span> <a name="l00004"></a>00004 <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span> <a name="l00005"></a>00005 <span class="comment"> * you may not use this file except in compliance with the License.</span> <a name="l00006"></a>00006 <span class="comment"> * You may obtain a copy of the License at</span> <a name="l00007"></a>00007 <span class="comment"> * </span> <a name="l00008"></a>00008 <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span> <a name="l00009"></a>00009 <span class="comment"> * </span> <a name="l00010"></a>00010 <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span> <a name="l00011"></a>00011 <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span> <a name="l00012"></a>00012 <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> <a name="l00013"></a>00013 <span class="comment"> * See the License for the specific language governing permissions and</span> <a name="l00014"></a>00014 <span class="comment"> * limitations under the License.</span> <a name="l00015"></a>00015 <span class="comment"> */</span> <a name="l00016"></a>00016 <a name="l00017"></a>00017 <a name="l00018"></a>00018 <span class="preprocessor">#ifndef _TCA_REGISTRY_H_</span> <a name="l00019"></a>00019 <span class="preprocessor"></span><span class="preprocessor">#define _TCA_REGISTRY_H_</span> <a name="l00020"></a>00020 <span class="preprocessor"></span> <a name="l00021"></a>00021 <span class="preprocessor">#include <netinet/in.h></span> <a name="l00022"></a>00022 <span class="preprocessor">#include <string></span> <a name="l00023"></a>00023 <span class="preprocessor">#include <vector></span> <a name="l00024"></a>00024 <span class="preprocessor">#include <rpc/rpc.h></span> <a name="l00025"></a>00025 <a name="l00026"></a>00026 <a name="l00027"></a>00027 <a name="l00028"></a><a class="code" href="classRegRecord.html">00028</a> <span class="keyword">class </span><a class="code" href="classRegRecord.html">RegRecord</a> <a name="l00029"></a>00029 { <a name="l00030"></a>00030 <span class="keyword">public</span>: <a name="l00031"></a><a class="code" href="classRegRecord.html#4662ee71d36b5b169889e04fba4aa803">00031</a> <a class="code" href="classRegRecord.html#4662ee71d36b5b169889e04fba4aa803">RegRecord</a>() : <a class="code" href="classRegRecord.html#5674d7072a743fa2fa0278b1bfe95f1f">host_</a>(), <a class="code" href="classRegRecord.html#73b5a145105ac1d526d436af014b82cd">link_addr_</a>() { } <a name="l00032"></a>00032 <a name="l00033"></a><a class="code" href="classRegRecord.html#7780876703302ddc7610361ae2d069c1">00033</a> <a class="code" href="classRegRecord.html#4662ee71d36b5b169889e04fba4aa803">RegRecord</a>(<span class="keyword">const</span> std::string& host, <span class="keyword">const</span> std::string& link_addr) <a name="l00034"></a>00034 : <a class="code" href="classRegRecord.html#5674d7072a743fa2fa0278b1bfe95f1f">host_</a>(host), <a class="code" href="classRegRecord.html#73b5a145105ac1d526d436af014b82cd">link_addr_</a>(link_addr) { } <a name="l00035"></a>00035 <a name="l00036"></a><a class="code" href="classRegRecord.html#5674d7072a743fa2fa0278b1bfe95f1f">00036</a> std::string <a class="code" href="classRegRecord.html#5674d7072a743fa2fa0278b1bfe95f1f">host_</a>; <span class="comment">// partial eid, eg. "tca://host"</span> <a name="l00037"></a><a class="code" href="classRegRecord.html#73b5a145105ac1d526d436af014b82cd">00037</a> std::string <a class="code" href="classRegRecord.html#73b5a145105ac1d526d436af014b82cd">link_addr_</a>; <a name="l00038"></a>00038 <a name="l00039"></a><a class="code" href="classRegRecord.html#a3440ae3b19fe6053fdd355a74e46824">00039</a> <span class="keyword">const</span> std::string <a class="code" href="classRegRecord.html#a3440ae3b19fe6053fdd355a74e46824">str</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classRegRecord.html#5674d7072a743fa2fa0278b1bfe95f1f">host_</a> + <span class="stringliteral">" -> "</span> + <a class="code" href="classRegRecord.html#73b5a145105ac1d526d436af014b82cd">link_addr_</a>; } <a name="l00040"></a>00040 }; <a name="l00041"></a>00041 <a name="l00042"></a>00042 <a name="l00043"></a>00043 <a name="l00044"></a><a class="code" href="classTcaRegistry.html">00044</a> <span class="keyword">class </span><a class="code" href="classTcaRegistry.html">TcaRegistry</a> <a name="l00045"></a>00045 { <a name="l00046"></a>00046 <span class="keyword">public</span>: <a name="l00047"></a>00047 <a name="l00048"></a><a class="code" href="classTcaRegistry.html#27778df195bb80735ea3bf5f96fd9643">00048</a> <a class="code" href="classTcaRegistry.html#27778df195bb80735ea3bf5f96fd9643">TcaRegistry</a>() : <a class="code" href="classTcaRegistry.html#7804c7c7c3f8f9e1760927ecb5bb67b7">last_node_</a>(0) { } <a name="l00049"></a>00049 <a name="l00050"></a>00050 <span class="keywordtype">bool</span> <a class="code" href="classTcaRegistry.html#21873416b1875b3e7a0d0fcfd7b17920">init_nodes</a>(); <a name="l00051"></a>00051 <span class="keywordtype">bool</span> <a class="code" href="classTcaRegistry.html#bd88a1e563fbd1313c0a0352ef402f5a">init_addrs</a>(); <a name="l00052"></a>00052 <a name="l00053"></a>00053 <span class="keywordtype">bool</span> <a class="code" href="classTcaRegistry.html#7058ce3cde01133881d41a5c5c96958b">write</a>(<span class="keyword">const</span> <a class="code" href="classRegRecord.html">RegRecord</a>& rr, <span class="keywordtype">int</span> ttl); <a name="l00054"></a>00054 <span class="keywordtype">bool</span> <a class="code" href="classTcaRegistry.html#da5526f5cb51fae130787d3f0f33d9b2">read</a>(<a class="code" href="classRegRecord.html">RegRecord</a>& rr); <a name="l00055"></a>00055 <a name="l00056"></a>00056 <span class="keyword">protected</span>: <a name="l00057"></a>00057 <a name="l00058"></a><a class="code" href="classTcaRegistry.html#e82a6a30383d413c48dab6f42e05359f">00058</a> std::vector<std::string> <a class="code" href="classTcaRegistry.html#e82a6a30383d413c48dab6f42e05359f">dht_nodes_</a>; <span class="comment">// all available node names</span> <a name="l00059"></a><a class="code" href="classTcaRegistry.html#9b6c22afe1829c0a331a0deef147932b">00059</a> std::vector<sockaddr_in> <a class="code" href="classTcaRegistry.html#9b6c22afe1829c0a331a0deef147932b">dht_addrs_</a>; <span class="comment">// all available node addrs</span> <a name="l00060"></a>00060 <a name="l00061"></a><a class="code" href="classTcaRegistry.html#7804c7c7c3f8f9e1760927ecb5bb67b7">00061</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classTcaRegistry.html#7804c7c7c3f8f9e1760927ecb5bb67b7">last_node_</a>; <span class="comment">// index of last node used</span> <a name="l00062"></a>00062 <a name="l00063"></a>00063 CLIENT* <a class="code" href="classTcaRegistry.html#603cc7229960d91b6e8d5f054b806957">get_node</a>(); <span class="comment">// get next available node, starting at cur_node_</span> <a name="l00064"></a>00064 <a name="l00065"></a>00065 }; <a name="l00066"></a>00066 <a name="l00067"></a>00067 <a name="l00068"></a>00068 <span class="preprocessor">#endif </span><span class="comment">/* _TCA_REGISTRY_H_ */</span> </pre></div></div> <hr size="1"><address style="text-align: right;"><small>Generated on Mon Jul 21 14:09:47 2008 for DTN Reference Implementation by <a href="http://www.doxygen.org/index.html"> <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.6 </small></address> </body> </html>