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<h1>services/AllowNothingService.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// ---------------------------------------------------------------------</span>
<a name="l00002"></a>00002 <span class="comment">// pion:  a Boost C++ framework for building lightweight HTTP interfaces</span>
<a name="l00003"></a>00003 <span class="comment">// ---------------------------------------------------------------------</span>
<a name="l00004"></a>00004 <span class="comment">// Copyright (C) 2007-2014 Splunk Inc.  (https://github.com/splunk/pion)</span>
<a name="l00005"></a>00005 <span class="comment">//</span>
<a name="l00006"></a>00006 <span class="comment">// Distributed under the Boost Software License, Version 1.0.</span>
<a name="l00007"></a>00007 <span class="comment">// See http://www.boost.org/LICENSE_1_0.txt</span>
<a name="l00008"></a>00008 <span class="comment">//</span>
<a name="l00009"></a>00009 
<a name="l00010"></a>00010 <span class="preprocessor">#include &quot;AllowNothingService.hpp&quot;</span>
<a name="l00011"></a>00011 <span class="preprocessor">#include &lt;pion/config.hpp&gt;</span>
<a name="l00012"></a>00012 <span class="preprocessor">#include &lt;pion/http/response_writer.hpp&gt;</span>
<a name="l00013"></a>00013 
<a name="l00014"></a>00014 <span class="keyword">using namespace </span>pion;
<a name="l00015"></a>00015 
<a name="l00016"></a>00016 <span class="keyword">namespace </span>pion {        <span class="comment">// begin namespace pion</span>
<a name="l00017"></a>00017 <span class="keyword">namespace </span>plugins {     <span class="comment">// begin namespace plugins</span>
<a name="l00018"></a>00018 
<a name="l00019"></a>00019     
<a name="l00020"></a><a class="code" href="classpion_1_1plugins_1_1_allow_nothing_service.html#ad2d81ee952406b541dae3c482cd564a9">00020</a> <span class="keywordtype">void</span> <a class="code" href="classpion_1_1plugins_1_1_allow_nothing_service.html#ad2d81ee952406b541dae3c482cd564a9">AllowNothingService::operator()</a>(http::request_ptr&amp; http_request_ptr, tcp::connection_ptr&amp; tcp_conn)
<a name="l00021"></a>00021 {
<a name="l00022"></a>00022     <span class="keyword">static</span> <span class="keyword">const</span> std::string DENY_HTML = <span class="stringliteral">&quot;&lt;html&gt;&lt;body&gt;No, you can&apos;t.&lt;/body&gt;&lt;/html&gt;&quot;</span>;
<a name="l00023"></a>00023     http::response_writer_ptr writer(<a class="code" href="classpion_1_1http_1_1response__writer.html#a75084960d3162f724342ae947e7d07e3">http::response_writer::create</a>(tcp_conn, *http_request_ptr,
<a name="l00024"></a>00024                                                             boost::bind(&amp;<a class="code" href="classpion_1_1tcp_1_1connection.html#aa7ff7a6d8325c9cbfb026c1a441523fe">tcp::connection::finish</a>, tcp_conn)));
<a name="l00025"></a>00025     writer-&gt;get_response().set_status_code(http::types::RESPONSE_CODE_METHOD_NOT_ALLOWED);
<a name="l00026"></a>00026     writer-&gt;get_response().set_status_message(http::types::RESPONSE_MESSAGE_METHOD_NOT_ALLOWED);
<a name="l00027"></a>00027 
<a name="l00028"></a>00028     <span class="comment">// This is a legitimate header, but it crashes when it&apos;s sent.</span>
<a name="l00029"></a>00029     <span class="comment">//writer-&gt;get_response().add_header(&quot;Allow&quot;, &quot;&quot;);</span>
<a name="l00030"></a>00030 
<a name="l00031"></a>00031     <span class="comment">// Use this line to demonstrate that it&apos;s the empty header value that&apos;s causing the problem.</span>
<a name="l00032"></a>00032     writer-&gt;get_response().add_header(<span class="stringliteral">&quot;Allow&quot;</span>, <span class="stringliteral">&quot;GET&quot;</span>);
<a name="l00033"></a>00033 
<a name="l00034"></a>00034     writer-&gt;write_no_copy(DENY_HTML);
<a name="l00035"></a>00035     writer-&gt;write_no_copy(http::types::STRING_CRLF);
<a name="l00036"></a>00036     writer-&gt;write_no_copy(http::types::STRING_CRLF);
<a name="l00037"></a>00037     writer-&gt;send();
<a name="l00038"></a>00038 }
<a name="l00039"></a>00039 
<a name="l00040"></a>00040     
<a name="l00041"></a>00041 }   <span class="comment">// end namespace plugins</span>
<a name="l00042"></a>00042 }   <span class="comment">// end namespace pion</span>
<a name="l00043"></a>00043 
<a name="l00044"></a>00044 
<a name="l00046"></a>00046 <span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> PION_PLUGIN <a class="code" href="classpion_1_1plugins_1_1_allow_nothing_service.html">pion::plugins::AllowNothingService</a> *pion_create_AllowNothingService(<span class="keywordtype">void</span>)
<a name="l00047"></a>00047 {
<a name="l00048"></a>00048     <span class="keywordflow">return</span> <span class="keyword">new</span> <a class="code" href="classpion_1_1plugins_1_1_allow_nothing_service.html">pion::plugins::AllowNothingService</a>();
<a name="l00049"></a>00049 }
<a name="l00050"></a>00050 
<a name="l00052"></a>00052 <span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> PION_PLUGIN <span class="keywordtype">void</span> pion_destroy_AllowNothingService(<a class="code" href="classpion_1_1plugins_1_1_allow_nothing_service.html">pion::plugins::AllowNothingService</a> *service_ptr)
<a name="l00053"></a>00053 {
<a name="l00054"></a>00054     <span class="keyword">delete</span> service_ptr;
<a name="l00055"></a>00055 }
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