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RCF - Interprocess Communication for C++

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25 Oct 2011CPOL20 min read 4.6M   8.4K   331  
A server/client IPC framework, using the C++ preprocessor as an IDL compiler.
 
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<a class="el" href="dir_G_3A_2FDevelopment_2Fbuild_2Fscripts_2Fwin_2FBuildRcf2_5FOutput_2FRCF_2D0_2E4_2Finclude_2F.html">include</a>&nbsp;&raquo&nbsp;<a class="el" href="dir_G_3A_2FDevelopment_2Fbuild_2Fscripts_2Fwin_2FBuildRcf2_5FOutput_2FRCF_2D0_2E4_2Finclude_2FRCF_2F.html">RCF</a></div>
<h1>UdpServerTransport.hpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 
<a name="l00002"></a>00002 <span class="comment">//*****************************************************************************</span>
<a name="l00003"></a>00003 <span class="comment">// RCF - Remote Call Framework</span>
<a name="l00004"></a>00004 <span class="comment">// Copyright (c) 2005. All rights reserved.</span>
<a name="l00005"></a>00005 <span class="comment">// Developed by Jarl Lindrud.</span>
<a name="l00006"></a>00006 <span class="comment">// Contact: jlindrud@hotmail.com .</span>
<a name="l00007"></a>00007 <span class="comment">//*****************************************************************************</span>
<a name="l00008"></a>00008 
<a name="l00009"></a>00009 <span class="preprocessor">#ifndef INCLUDE_RCF_UDPSERVERTRANSPORT_HPP</span>
<a name="l00010"></a>00010 <span class="preprocessor"></span><span class="preprocessor">#define INCLUDE_RCF_UDPSERVERTRANSPORT_HPP</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span>
<a name="l00012"></a>00012 <span class="preprocessor">#include &lt;string&gt;</span>
<a name="l00013"></a>00013 <span class="preprocessor">#include &lt;vector&gt;</span>
<a name="l00014"></a>00014 
<a name="l00015"></a>00015 <span class="preprocessor">#include &lt;boost/noncopyable.hpp&gt;</span>
<a name="l00016"></a>00016 <span class="preprocessor">#include &lt;boost/shared_ptr.hpp&gt;</span>
<a name="l00017"></a>00017 
<a name="l00018"></a>00018 <span class="preprocessor">#include &lt;RCF/IpAddress.hpp&gt;</span>
<a name="l00019"></a>00019 <span class="preprocessor">#include &lt;RCF/Service.hpp&gt;</span>
<a name="l00020"></a>00020 <span class="preprocessor">#include &lt;RCF/ServerTransport.hpp&gt;</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include &lt;RCF/IpServerTransport.hpp&gt;</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include &lt;RCF/UsingBsdSockets.hpp&gt;</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include &lt;RCF/ThreadLibrary.hpp&gt;</span>
<a name="l00024"></a>00024 
<a name="l00025"></a>00025 <span class="keyword">namespace </span>RCF {
<a name="l00026"></a>00026     
<a name="l00027"></a>00027     <span class="keyword">class </span>UdpServerTransport;
<a name="l00028"></a>00028 
<a name="l00029"></a>00029     <span class="keyword">typedef</span> boost::shared_ptr&lt;UdpServerTransport&gt; UdpServerTransportPtr;
<a name="l00030"></a>00030 
<a name="l00031"></a>00031     <span class="keyword">class </span>UdpServerTransport : 
<a name="l00032"></a>00032         <span class="keyword">public</span> I_ServerTransport, 
<a name="l00033"></a>00033         <span class="keyword">public</span> I_IpServerTransport,
<a name="l00034"></a>00034         <span class="keyword">public</span> I_Service,
<a name="l00035"></a>00035         boost::noncopyable
<a name="l00036"></a>00036     {
<a name="l00037"></a>00037     <span class="keyword">public</span>:
<a name="l00038"></a>00038 
<a name="l00039"></a>00039         UdpServerTransport(<span class="keywordtype">int</span> port = 0);
<a name="l00040"></a>00040         ServerTransportPtr clone() { <span class="keywordflow">return</span> ServerTransportPtr( <span class="keyword">new</span> UdpServerTransport(port) ); }
<a name="l00041"></a>00041         <span class="keywordtype">void</span> setSessionManager(I_SessionManager &amp;sessionManager);
<a name="l00042"></a>00042         I_SessionManager &amp;getSessionManager();
<a name="l00043"></a>00043         <span class="keywordtype">void</span> setPort(<span class="keywordtype">int</span> port);
<a name="l00044"></a>00044         <span class="keywordtype">int</span> getPort();
<a name="l00045"></a>00045         <span class="keywordtype">void</span> open();
<a name="l00046"></a>00046         <span class="keywordtype">void</span> close();
<a name="l00047"></a>00047         <span class="keywordtype">void</span> cycle(<span class="keywordtype">int</span> timeoutMs, <span class="keyword">const</span> <span class="keyword">volatile</span> <span class="keywordtype">bool</span> &amp;stopFlag);
<a name="l00048"></a>00048         <span class="keywordtype">bool</span> cycleTransportAndServer(RcfServer &amp;server, <span class="keywordtype">int</span> timeoutMs, <span class="keyword">const</span> <span class="keyword">volatile</span> <span class="keywordtype">bool</span> &amp;stopFlag);
<a name="l00049"></a>00049 
<a name="l00050"></a>00050         <span class="comment">// I_Service implementation</span>
<a name="l00051"></a>00051     <span class="keyword">private</span>:
<a name="l00052"></a>00052         <span class="keywordtype">void</span> onServiceAdded(RcfServer &amp;server);
<a name="l00053"></a>00053         <span class="keywordtype">void</span> onServiceRemoved(RcfServer &amp;server);
<a name="l00054"></a>00054         <span class="keywordtype">void</span> onServerOpen(RcfServer &amp;server);
<a name="l00055"></a>00055         <span class="keywordtype">void</span> onServerClose(RcfServer &amp;server);
<a name="l00056"></a>00056 
<a name="l00057"></a>00057     <span class="keyword">private</span>:
<a name="l00058"></a>00058         I_SessionManager *pSessionManager;
<a name="l00059"></a>00059 
<a name="l00060"></a>00060         <span class="keywordtype">int</span> port;
<a name="l00061"></a>00061         <span class="keywordtype">int</span> fd;
<a name="l00062"></a>00062         <span class="keyword">volatile</span> <span class="keywordtype">bool</span> mStopFlag;
<a name="l00063"></a>00063         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> pollingDelayMs;
<a name="l00064"></a>00064 
<a name="l00065"></a>00065         <span class="keyword">class </span>SessionState;
<a name="l00066"></a>00066         <span class="keyword">typedef</span> boost::shared_ptr&lt;SessionState&gt; SessionStatePtr;
<a name="l00067"></a>00067         <span class="keyword">typedef</span> ThreadSpecificPtr&lt;SessionStatePtr&gt;::Val TsSessionStatePtrPtr;
<a name="l00068"></a>00068         TsSessionStatePtrPtr mTsSessionStatePtrPtr;
<a name="l00069"></a>00069 
<a name="l00070"></a>00070         <span class="keywordtype">void</span> postWrite(SessionStatePtr sessionStatePtr);
<a name="l00071"></a>00071         <span class="keywordtype">void</span> postRead(SessionStatePtr sessionStatePtr);
<a name="l00072"></a>00072 
<a name="l00073"></a>00073         <span class="keyword">class </span>SessionState
<a name="l00074"></a>00074         {
<a name="l00075"></a>00075         <span class="keyword">public</span>:
<a name="l00076"></a>00076             SessionState();
<a name="l00077"></a>00077 
<a name="l00078"></a>00078             std::vector&lt;char&gt; readBuffer;
<a name="l00079"></a>00079             std::size_t readBufferRemaining;
<a name="l00080"></a>00080 
<a name="l00081"></a>00081             std::vector&lt;char&gt; writeBuffer;
<a name="l00082"></a>00082             std::size_t writeBufferRemaining;
<a name="l00083"></a>00083 
<a name="l00084"></a>00084             <span class="keyword">const</span> I_RemoteAddress &amp;getRemoteAddress();
<a name="l00085"></a>00085             IpAddress remoteAddress;
<a name="l00086"></a>00086         };
<a name="l00087"></a>00087 
<a name="l00088"></a>00088         <span class="keyword">class </span>UdpProactor : <span class="keyword">public</span> I_Proactor
<a name="l00089"></a>00089         {
<a name="l00090"></a>00090         <span class="keyword">public</span>:
<a name="l00091"></a>00091             UdpProactor(UdpServerTransport &amp;transport, SessionStatePtr sessionStatePtr);
<a name="l00092"></a>00092             <span class="keywordtype">void</span> postRead();
<a name="l00093"></a>00093             <span class="keywordtype">void</span> postWrite();
<a name="l00094"></a>00094             <span class="keywordtype">void</span> postClose();
<a name="l00095"></a>00095             std::vector&lt;char&gt; &amp;getWriteBuffer();
<a name="l00096"></a>00096             std::size_t getWriteOffset();
<a name="l00097"></a>00097             std::vector&lt;char&gt; &amp;getReadBuffer();
<a name="l00098"></a>00098             std::size_t getReadOffset();
<a name="l00099"></a>00099             I_ServerTransport &amp;getServerTransport();
<a name="l00100"></a>00100             SessionStatePtr getSessionStatePtr();
<a name="l00101"></a>00101             <span class="keyword">const</span> I_RemoteAddress &amp;getRemoteAddress();
<a name="l00102"></a>00102             <span class="keywordtype">void</span> setTransportFilters(<span class="keyword">const</span> std::vector&lt;FilterPtr&gt; &amp;filters);
<a name="l00103"></a>00103 
<a name="l00104"></a>00104         <span class="keyword">private</span>:
<a name="l00105"></a>00105             UdpServerTransport &amp;transport;
<a name="l00106"></a>00106             SessionStatePtr sessionStatePtr;
<a name="l00107"></a>00107         };
<a name="l00108"></a>00108 
<a name="l00109"></a>00109         <span class="keyword">friend</span> <span class="keyword">class </span>UdpServerTransport::UdpProactor;
<a name="l00110"></a>00110 
<a name="l00111"></a>00111     }; <span class="comment">// class UdpServerTransport</span>
<a name="l00112"></a>00112 
<a name="l00113"></a>00113 } <span class="comment">// namespace RCF</span>
<a name="l00114"></a>00114 
<a name="l00115"></a>00115 <span class="preprocessor">#endif // ! INCLUDE_RCF_UDPSERVERTRANSPORT_HPP</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Sep 19 19:02:37 2006 for RCF by&nbsp;
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Written By
Jarl Lindrud
Australia Australia
Software developer, from Sweden and now living in Canberra, Australia, working on distributed C++ applications. When he is not programming, Jarl enjoys skiing and playing table tennis. He derives immense satisfaction from referring to himself in third person.

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Posted 23 Dec 2005

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