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libdtn-devel-2.6.0-2mdv2009.1.i586.rpm

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<h1>HelloTLV.h</h1><a href="HelloTLV_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 2007 Baylor University</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 <span class="preprocessor">#ifndef _PROPHET_HELLO_TLV_H_</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define _PROPHET_HELLO_TLV_H_</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span>
<a name="l00020"></a>00020 <span class="preprocessor">#include &lt;string&gt;</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include "<a class="code" href="BaseTLV_8h.html">BaseTLV.h</a>"</span>
<a name="l00022"></a>00022 
<a name="l00023"></a>00023 <span class="keyword">namespace </span>prophet
<a name="l00024"></a>00024 {
<a name="l00025"></a>00025 
<a name="l00026"></a><a class="code" href="classprophet_1_1HelloTLV.html">00026</a> <span class="keyword">class </span><a class="code" href="classprophet_1_1HelloTLV.html">HelloTLV</a> : <span class="keyword">public</span> <a class="code" href="classprophet_1_1BaseTLV.html" title="The Prophet I-D (March 2006) dictates five bytecodes for router state exchange messages...">BaseTLV</a>
<a name="l00027"></a>00027 {
<a name="l00028"></a>00028 <span class="keyword">public</span>:
<a name="l00046"></a><a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html">00046</a>     <span class="keyword">struct </span><a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html" title="Hello TLV header  p.">HelloTLVHeader</a> {
<a name="l00047"></a><a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#513bc49f8d1a6e806a650517f6471d15">00047</a>         u_int8_t <a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#513bc49f8d1a6e806a650517f6471d15" title="defined as 0x01">type</a>; 
<a name="l00048"></a><a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#589e9232d9661c4fcc1cfbaa53d08ad4">00048</a>         u_int8_t <a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#589e9232d9661c4fcc1cfbaa53d08ad4">unused__</a>:5;
<a name="l00058"></a><a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#85c54dfa4ea89f4ae200afb45cea70c2">00058</a>         u_int8_t <a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#85c54dfa4ea89f4ae200afb45cea70c2" title="Specifies the function of the Hello TLV.">HF</a>:3;
<a name="l00063"></a><a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#c59a042c129b1c47d3cf70c87a568aa5">00063</a>         u_int16_t <a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#c59a042c129b1c47d3cf70c87a568aa5" title="Length of the TLV in octets, including the TLV header and any nested TLVs.">length</a>;
<a name="l00071"></a><a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#8eb2e541478ff9c9ac55be7e14e33122">00071</a>         u_int8_t <a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#8eb2e541478ff9c9ac55be7e14e33122" title="The Timer field is used to inform the receiver of the timer value used in the Hello...">timer</a>;
<a name="l00079"></a><a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#c5bb79ac345207caba9632b79c0d4e47">00079</a>         u_int8_t <a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#c5bb79ac345207caba9632b79c0d4e47" title="The Name Length field is used to specify the length of the Sender Name field in octets...">name_length</a>;
<a name="l00085"></a><a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#98dc6bf1dd164c7568386a29f5e3b8f5">00085</a>         u_char <a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html#98dc6bf1dd164c7568386a29f5e3b8f5" title="The Sender Name field specifies the routable DTN name of the sender that is to be...">sender_name</a>[0];
<a name="l00086"></a>00086     } __attribute__((<a class="code" href="classprophet_1_1HelloTLV.html#a7054b721184bab1b38a732e308cbc94" title="Hello TLV header  p.">packed</a>));
<a name="l00087"></a>00087 
<a name="l00088"></a><a class="code" href="classprophet_1_1HelloTLV.html#4e64147af7636a37a2160d485ac7e97f">00088</a>     <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> <a class="code" href="classprophet_1_1HelloTLV.html#4e64147af7636a37a2160d485ac7e97f">HelloTLVHeaderSize</a> = <span class="keyword">sizeof</span>(<span class="keyword">struct </span><a class="code" href="structprophet_1_1HelloTLV_1_1HelloTLVHeader.html" title="Hello TLV header  p.">HelloTLVHeader</a>);
<a name="l00089"></a>00089 
<a name="l00094"></a><a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08">00094</a>     <span class="keyword">typedef</span> <span class="keyword">enum</span> {
<a name="l00095"></a><a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba081956a637415514e2f5b129221fe544a0">00095</a>         <a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba081956a637415514e2f5b129221fe544a0">HF_UNKNOWN</a>  = 0x0,
<a name="l00096"></a><a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba0800121f8315b9798dc602a5d2779b0b0d">00096</a>         <a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba0800121f8315b9798dc602a5d2779b0b0d">SYN</a>         = 0x1,
<a name="l00097"></a><a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08ab3f4be155b2bf0adb0832d7492b5082">00097</a>         <a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08ab3f4be155b2bf0adb0832d7492b5082">SYNACK</a>      = 0x2,
<a name="l00098"></a><a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08288d8aeb7f9f87a7a8bb4742242618a8">00098</a>         <a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08288d8aeb7f9f87a7a8bb4742242618a8">ACK</a>         = 0x3,
<a name="l00099"></a><a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08534d7962f263ce41bc0a71b73b9b7c71">00099</a>         <a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08534d7962f263ce41bc0a71b73b9b7c71">RSTACK</a>      = 0x4
<a name="l00100"></a>00100     } <a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08" title="Legal values for HelloTLVHeader.HF (hello function) p.">hello_hf_t</a>;
<a name="l00101"></a>00101 
<a name="l00102"></a>00102     <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span>*
<a name="l00103"></a><a class="code" href="classprophet_1_1HelloTLV.html#4582d1ad0ea1cb93cea0bd7bfc2b6bb5">00103</a>     <a class="code" href="classprophet_1_1HelloTLV.html#4582d1ad0ea1cb93cea0bd7bfc2b6bb5">hf_to_str</a>(<a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08" title="Legal values for HelloTLVHeader.HF (hello function) p.">hello_hf_t</a> <a class="code" href="classprophet_1_1HelloTLV.html#98534984f2a41633872c7a5f9d8f3af3" title="Accessors.">hf</a>)
<a name="l00104"></a>00104     {
<a name="l00105"></a>00105         <span class="keywordflow">switch</span>(hf) {
<a name="l00106"></a>00106             <span class="keywordflow">case</span> <a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba0800121f8315b9798dc602a5d2779b0b0d">SYN</a>:    <span class="keywordflow">return</span> <span class="stringliteral">"SYN"</span>;
<a name="l00107"></a>00107             <span class="keywordflow">case</span> <a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08ab3f4be155b2bf0adb0832d7492b5082">SYNACK</a>: <span class="keywordflow">return</span> <span class="stringliteral">"SYNACK"</span>;
<a name="l00108"></a>00108             <span class="keywordflow">case</span> <a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08288d8aeb7f9f87a7a8bb4742242618a8">ACK</a>:    <span class="keywordflow">return</span> <span class="stringliteral">"ACK"</span>;
<a name="l00109"></a>00109             <span class="keywordflow">case</span> <a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08534d7962f263ce41bc0a71b73b9b7c71">RSTACK</a>: <span class="keywordflow">return</span> <span class="stringliteral">"RSTACK"</span>;
<a name="l00110"></a>00110             <span class="keywordflow">case</span> <a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba081956a637415514e2f5b129221fe544a0">HF_UNKNOWN</a>:
<a name="l00111"></a>00111             <span class="keywordflow">default</span>:              <span class="keywordflow">return</span> <span class="stringliteral">"Unrecognized prophet HF code"</span>;
<a name="l00112"></a>00112         }
<a name="l00113"></a>00113     }
<a name="l00114"></a>00114 
<a name="l00118"></a>00118     <a class="code" href="classprophet_1_1HelloTLV.html#0be11ca3691c6c28b4990f077874f45f" title="Constructor.">HelloTLV</a>(<a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08" title="Legal values for HelloTLVHeader.HF (hello function) p.">hello_hf_t</a> <a class="code" href="classprophet_1_1HelloTLV.html#98534984f2a41633872c7a5f9d8f3af3" title="Accessors.">hf</a>,
<a name="l00119"></a>00119              u_int8_t <a class="code" href="classprophet_1_1HelloTLV.html#9ac6e43621e0ab5c01b8b61b20236f9e" title="Accessors.">timer</a>,
<a name="l00120"></a>00120              <span class="keyword">const</span> std::string&amp; <a class="code" href="classprophet_1_1HelloTLV.html#e2cd6b4b3df40ad18b622a7fa6103d6e" title="Accessors.">sender</a>);
<a name="l00121"></a>00121  
<a name="l00125"></a><a class="code" href="classprophet_1_1HelloTLV.html#4ef4874456ea8b2c4c80433f7c8adc89">00125</a>     <span class="keyword">virtual</span> <a class="code" href="classprophet_1_1HelloTLV.html#4ef4874456ea8b2c4c80433f7c8adc89" title="Destructor.">~HelloTLV</a>() {}
<a name="l00126"></a>00126 
<a name="l00130"></a>00130     <span class="keywordtype">size_t</span> <a class="code" href="classprophet_1_1HelloTLV.html#606643bb367524d8407c54500ffe1fc8" title="Virtual from BaseTLV.">serialize</a>(u_char* bp, <span class="keywordtype">size_t</span> <a class="code" href="num2sdnv_8c.html#fed088663f8704004425cdae2120b9b3">len</a>) <span class="keyword">const</span>;
<a name="l00131"></a>00131 
<a name="l00133"></a><a class="code" href="classprophet_1_1HelloTLV.html#98534984f2a41633872c7a5f9d8f3af3">00133</a>     <a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08" title="Legal values for HelloTLVHeader.HF (hello function) p.">hello_hf_t</a>  <a class="code" href="classprophet_1_1HelloTLV.html#98534984f2a41633872c7a5f9d8f3af3" title="Accessors.">hf</a>()<span class="keyword">     const </span>{ <span class="keywordflow">return</span> <a class="code" href="classprophet_1_1HelloTLV.html#9d15e2e2b2e33eb244f4e221a11ab3e3" title="Hello function bytecode.">hf_</a>; }
<a name="l00134"></a><a class="code" href="classprophet_1_1HelloTLV.html#dc4a9cf0a425acc17d0cf04f3a3f8f8b">00134</a>     <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="classprophet_1_1HelloTLV.html#dc4a9cf0a425acc17d0cf04f3a3f8f8b" title="Accessors.">hf_str</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classprophet_1_1HelloTLV.html#4582d1ad0ea1cb93cea0bd7bfc2b6bb5">hf_to_str</a>(<a class="code" href="classprophet_1_1HelloTLV.html#9d15e2e2b2e33eb244f4e221a11ab3e3" title="Hello function bytecode.">hf_</a>); }
<a name="l00135"></a><a class="code" href="classprophet_1_1HelloTLV.html#9ac6e43621e0ab5c01b8b61b20236f9e">00135</a>     u_int8_t    <a class="code" href="classprophet_1_1HelloTLV.html#9ac6e43621e0ab5c01b8b61b20236f9e" title="Accessors.">timer</a>()<span class="keyword">  const </span>{ <span class="keywordflow">return</span> <a class="code" href="classprophet_1_1HelloTLV.html#f8b902c92e8b9c29aa55313c5b681a3f" title="Units of 100ms between Hello messages.">timer_</a>; }
<a name="l00136"></a><a class="code" href="classprophet_1_1HelloTLV.html#e2cd6b4b3df40ad18b622a7fa6103d6e">00136</a>     std::string <a class="code" href="classprophet_1_1HelloTLV.html#e2cd6b4b3df40ad18b622a7fa6103d6e" title="Accessors.">sender</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classprophet_1_1HelloTLV.html#56e59f80cae3daf0bb6196605b653b3a" title="endpoint id of sender">sender_</a>; }
<a name="l00138"></a>00138 
<a name="l00139"></a>00139 <span class="keyword">protected</span>:
<a name="l00140"></a><a class="code" href="classprophet_1_1HelloTLV.html#c45b358eb2ff6dc12f982238f1627910">00140</a>     <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="structprophet_1_1TLVFactory.html">TLVFactory</a>&lt;<a class="code" href="classprophet_1_1HelloTLV.html">HelloTLV</a>&gt;;
<a name="l00141"></a>00141 
<a name="l00145"></a>00145     <a class="code" href="classprophet_1_1HelloTLV.html#0be11ca3691c6c28b4990f077874f45f" title="Constructor.">HelloTLV</a>();
<a name="l00146"></a>00146 
<a name="l00150"></a>00150     <span class="keywordtype">bool</span> <a class="code" href="classprophet_1_1HelloTLV.html#a5c9b27b0f314b9ddc24e8550792a1f4" title="Virtual from BaseTLV.">deserialize</a>(<span class="keyword">const</span> u_char* bp, <span class="keywordtype">size_t</span> <a class="code" href="num2sdnv_8c.html#fed088663f8704004425cdae2120b9b3">len</a>);
<a name="l00151"></a>00151 
<a name="l00152"></a><a class="code" href="classprophet_1_1HelloTLV.html#9d15e2e2b2e33eb244f4e221a11ab3e3">00152</a>     <a class="code" href="classprophet_1_1HelloTLV.html#4b04d76a4e7cc392b21552173c2bba08" title="Legal values for HelloTLVHeader.HF (hello function) p.">hello_hf_t</a> <a class="code" href="classprophet_1_1HelloTLV.html#9d15e2e2b2e33eb244f4e221a11ab3e3" title="Hello function bytecode.">hf_</a>; 
<a name="l00153"></a><a class="code" href="classprophet_1_1HelloTLV.html#f8b902c92e8b9c29aa55313c5b681a3f">00153</a>     u_int8_t   <a class="code" href="classprophet_1_1HelloTLV.html#f8b902c92e8b9c29aa55313c5b681a3f" title="Units of 100ms between Hello messages.">timer_</a>; 
<a name="l00154"></a><a class="code" href="classprophet_1_1HelloTLV.html#56e59f80cae3daf0bb6196605b653b3a">00154</a>     std::string <a class="code" href="classprophet_1_1HelloTLV.html#56e59f80cae3daf0bb6196605b653b3a" title="endpoint id of sender">sender_</a>; 
<a name="l00155"></a>00155 }; <span class="comment">// class HelloTLV</span>
<a name="l00156"></a>00156 
<a name="l00157"></a>00157 }; <span class="comment">// namespace prophet</span>
<a name="l00158"></a>00158 
<a name="l00159"></a>00159 <span class="preprocessor">#endif // _PROPHET_HELLO_TLV_H_</span>
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