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

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<h1>PostgresSQLImplementation.h</h1><a href="PostgresSQLImplementation_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 2004-2006 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 _POSTGRES_SQL_IMPLEMENTATION_H_</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define _POSTGRES_SQL_IMPLEMENTATION_H_</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span>
<a name="l00020"></a>00020 <span class="preprocessor">#include &lt;libpq-fe.h&gt;</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include &lt;oasys/debug/Log.h&gt;</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include &lt;oasys/serialize/SQLImplementation.h&gt;</span>
<a name="l00023"></a>00023 
<a name="l00024"></a>00024 <span class="keyword">namespace </span>dtn {
<a name="l00025"></a>00025 
<a name="l00029"></a><a class="code" href="classdtn_1_1PostgresSQLImplementation.html">00029</a> <span class="keyword">class </span><a class="code" href="classdtn_1_1PostgresSQLImplementation.html" title="Postgres based implementation of SQL database.">PostgresSQLImplementation</a> : <span class="keyword">public</span> oasys::SQLImplementation, <span class="keyword">public</span> oasys::<a class="code" href="classoasys_1_1Logger.html">Logger</a> {
<a name="l00030"></a>00030 <span class="keyword">public</span>:
<a name="l00031"></a>00031     <a class="code" href="classdtn_1_1PostgresSQLImplementation.html#319849abe65b627c99f76acfcffc2dc0">PostgresSQLImplementation</a>();
<a name="l00032"></a>00032     
<a name="l00035"></a>00035     <span class="keywordtype">int</span> <a class="code" href="classdtn_1_1PostgresSQLImplementation.html#db3dcaa6c882fc12231583f41ad604ee">connect</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* dbname);
<a name="l00036"></a>00036     <span class="keywordtype">int</span> <a class="code" href="classdtn_1_1PostgresSQLImplementation.html#6fd02b3e466ade1afac0fbe530df9573">close</a>();
<a name="l00037"></a>00037     <span class="keywordtype">bool</span> <a class="code" href="classdtn_1_1PostgresSQLImplementation.html#b00fe01dcb7b230f089983b590c5ebf4">has_table</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* tablename);
<a name="l00038"></a>00038     <span class="keywordtype">int</span> <a class="code" href="classdtn_1_1PostgresSQLImplementation.html#33050e56684da7b1dc881fd3b603eb55">exec_query</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* query);
<a name="l00039"></a>00039     <span class="keywordtype">int</span> <a class="code" href="classdtn_1_1PostgresSQLImplementation.html#d9121d84452c1329a854ed8441af1fb1">num_tuples</a>();
<a name="l00040"></a>00040     <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="classdtn_1_1PostgresSQLImplementation.html#9be4e918a737e9ca7546e8a306aaf3d3">get_value</a>(<span class="keywordtype">int</span> tuple_no, <span class="keywordtype">int</span> field_no);
<a name="l00041"></a>00041 <span class="comment">//    size_t get_value_length(int tuple_no, int field_no);</span>
<a name="l00042"></a>00042     
<a name="l00043"></a>00043 
<a name="l00044"></a>00044     <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="classdtn_1_1PostgresSQLImplementation.html#8e69ddb49e323810a933731351b69dac">escape_string</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* from);
<a name="l00045"></a>00045     <span class="keyword">const</span> u_char* <a class="code" href="classdtn_1_1PostgresSQLImplementation.html#67f16791075d40ef1a9dfda51e0a41fa">escape_binary</a>(<span class="keyword">const</span> u_char* from, <span class="keywordtype">int</span> from_length);
<a name="l00046"></a>00046     <span class="keyword">const</span> u_char* <a class="code" href="classdtn_1_1PostgresSQLImplementation.html#e4dca282c3ff70c518adadf03b0f6efd">unescape_binary</a>(<span class="keyword">const</span> u_char* from);
<a name="l00047"></a>00047   
<a name="l00049"></a>00049 
<a name="l00050"></a>00050 <span class="keyword">private</span>:
<a name="l00051"></a><a class="code" href="classdtn_1_1PostgresSQLImplementation.html#0eb33bd99e86b035f80f02e3f9478ef7">00051</a>     PGconn* <a class="code" href="classdtn_1_1PostgresSQLImplementation.html#0eb33bd99e86b035f80f02e3f9478ef7" title="the db connection">db_</a>;                
<a name="l00052"></a><a class="code" href="classdtn_1_1PostgresSQLImplementation.html#9a2643c906576953393644dddcf90cac">00052</a>     PGresult* <a class="code" href="classdtn_1_1PostgresSQLImplementation.html#9a2643c906576953393644dddcf90cac">query_result_</a>;    
<a name="l00053"></a>00053 };
<a name="l00054"></a>00054 } <span class="comment">// namespace dtn</span>
<a name="l00055"></a>00055 
<a name="l00056"></a>00056 <span class="preprocessor">#endif </span><span class="comment">/* _POSTGRES_SQL_IMPLEMENTATION_H_ */</span>
</pre></div></div>
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