<!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: SDNV.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>SDNV.h</h1><a href="SDNV_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 Intel Corporation</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 _SDNV_H_</span> <a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define _SDNV_H_</span> <a name="l00019"></a>00019 <span class="preprocessor"></span> <a name="l00020"></a>00020 <span class="preprocessor">#include <oasys/compat/inttypes.h></span> <a name="l00021"></a>00021 <a name="l00022"></a>00022 <span class="preprocessor">#ifdef __cplusplus</span> <a name="l00023"></a>00023 <span class="preprocessor"></span> <a name="l00024"></a>00024 <span class="keyword">namespace </span>dtn { <a name="l00025"></a>00025 <a name="l00043"></a>00043 <span class="keyword">class </span>SDNV { <a name="l00044"></a>00044 <span class="keyword">public</span>: <a name="l00049"></a>00049 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">size_t</span> <a class="code" href="SDNV_8cc.html#7a9a231e30b47bc0345749c8bd1e5077">MAX_LENGTH</a> = 10; <a name="l00050"></a>00050 <a name="l00054"></a>00054 <span class="keyword">static</span> <span class="keywordtype">size_t</span> <a class="code" href="SDNV_8cc.html#46f4c114c92230c80f6714318251b542">encoding_len</a>(u_int64_t <a class="code" href="num2sdnv_8c.html#455b3605dc605fe8e055b9c1470535cf">val</a>); <a name="l00055"></a>00055 <a name="l00061"></a>00061 <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="SDNV_8cc.html#21c54ef3a5345647ad1cada265a03eb4">encode</a>(u_int64_t <a class="code" href="num2sdnv_8c.html#455b3605dc605fe8e055b9c1470535cf">val</a>, u_char* bp, <span class="keywordtype">size_t</span> <a class="code" href="num2sdnv_8c.html#fed088663f8704004425cdae2120b9b3">len</a>); <a name="l00062"></a>00062 <a name="l00069"></a>00069 <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="SDNV_8cc.html#151d178617a7c2f598cfd7630ebeb7b4">decode</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>, u_int64_t* <a class="code" href="num2sdnv_8c.html#455b3605dc605fe8e055b9c1470535cf">val</a>); <a name="l00070"></a>00070 <a name="l00077"></a>00077 <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="SDNV_8cc.html#151d178617a7c2f598cfd7630ebeb7b4">decode</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>, u_int32_t* <a class="code" href="num2sdnv_8c.html#455b3605dc605fe8e055b9c1470535cf">val</a>) <a name="l00078"></a>00078 { <a name="l00079"></a>00079 u_int64_t lval; <a name="l00080"></a>00080 <span class="keywordtype">int</span> ret = <a class="code" href="SDNV_8cc.html#151d178617a7c2f598cfd7630ebeb7b4">decode</a>(bp, len, &lval); <a name="l00081"></a>00081 <a name="l00082"></a>00082 <span class="keywordflow">if</span> (lval > 0xffffffffLL) { <a name="l00083"></a>00083 <span class="keywordflow">return</span> -1; <a name="l00084"></a>00084 } <a name="l00085"></a>00085 <a name="l00086"></a>00086 *val = (u_int32_t)lval; <a name="l00087"></a>00087 <a name="l00088"></a>00088 <span class="keywordflow">return</span> ret; <a name="l00089"></a>00089 } <a name="l00090"></a>00090 <a name="l00098"></a>00098 <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="SDNV_8cc.html#21c54ef3a5345647ad1cada265a03eb4">encode</a>(u_int64_t val, <span class="keywordtype">char</span>* bp, <span class="keywordtype">size_t</span> len) <a name="l00099"></a>00099 { <a name="l00100"></a>00100 <span class="keywordflow">return</span> <a class="code" href="SDNV_8cc.html#21c54ef3a5345647ad1cada265a03eb4">encode</a>(val, (u_char*)bp, len); <a name="l00101"></a>00101 } <a name="l00102"></a>00102 <a name="l00103"></a>00103 <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="SDNV_8cc.html#151d178617a7c2f598cfd7630ebeb7b4">decode</a>(<span class="keywordtype">char</span>* bp, <span class="keywordtype">size_t</span> len, u_int64_t* val) <a name="l00104"></a>00104 { <a name="l00105"></a>00105 <span class="keywordflow">return</span> <a class="code" href="SDNV_8cc.html#151d178617a7c2f598cfd7630ebeb7b4">decode</a>((u_char*)bp, len, val); <a name="l00106"></a>00106 } <a name="l00107"></a>00107 <a name="l00108"></a>00108 <span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code" href="SDNV_8cc.html#151d178617a7c2f598cfd7630ebeb7b4">decode</a>(<span class="keywordtype">char</span>* bp, <span class="keywordtype">size_t</span> len, u_int32_t* val) <a name="l00109"></a>00109 { <a name="l00110"></a>00110 <span class="keywordflow">return</span> <a class="code" href="SDNV_8cc.html#151d178617a7c2f598cfd7630ebeb7b4">decode</a>((u_char*)bp, len, val); <a name="l00111"></a>00111 } <a name="l00113"></a>00113 <a name="l00118"></a>00118 <span class="keyword">static</span> <span class="keywordtype">size_t</span> <a class="code" href="num2sdnv_8c.html#fed088663f8704004425cdae2120b9b3">len</a>(<span class="keyword">const</span> u_char* bp); <a name="l00119"></a>00119 }; <a name="l00120"></a>00120 <a name="l00121"></a>00121 } <span class="comment">// namespace dtn</span> <a name="l00122"></a>00122 <a name="l00123"></a>00123 <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span> <a name="l00124"></a>00124 <a name="l00125"></a>00125 <span class="preprocessor">#endif </span><span class="comment">/* _SDNV_H_ */</span> </pre></div></div> <hr size="1"><address style="text-align: right;"><small>Generated on Mon Jul 21 14:09:46 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>