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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>Crypto++: winpipes.h Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.3.2 --><div class="qindex"><a class="qindex" href="index.html">Main&nbsp;Page</a> | <a class="qindex" href="namespaces.html">Namespace List</a> | <a class="qindex" href="hierarchy.html">Class&nbsp;Hierarchy</a> | <a class="qindex" href="classes.html">Alphabetical&nbsp;List</a> | <a class="qindex" href="annotated.html">Compound&nbsp;List</a> | <a class="qindex" href="files.html">File&nbsp;List</a> | <a class="qindex" href="namespacemembers.html">Namespace&nbsp;Members</a> | <a class="qindex" href="functions.html">Compound&nbsp;Members</a> | <a class="qindex" href="globals.html">File&nbsp;Members</a></div><h1>winpipes.h</h1><div class="fragment"><pre>00001 <span class="preprocessor">#ifndef CRYPTOPP_WINPIPES_H</span>00002 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_WINPIPES_H</span>00003 <span class="preprocessor"></span>00004 <span class="preprocessor">#include "config.h"</span>00005 00006 <span class="preprocessor">#ifdef WINDOWS_PIPES_AVAILABLE</span>00007 <span class="preprocessor"></span>00008 <span class="preprocessor">#include "network.h"</span>00009 <span class="preprocessor">#include "queue.h"</span>00010 <span class="preprocessor">#include &lt;windows.h&gt;</span>00011 00012 NAMESPACE_BEGIN(CryptoPP)00013 00014 <span class="comment">//! Windows Handle</span><a name="l00015"></a><a class="code" href="class_windows_handle.html">00015</a> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_windows_handle.html">WindowsHandle</a>00016 {00017 <span class="keyword">public</span>:00018         <a class="code" href="class_windows_handle.html">WindowsHandle</a>(HANDLE h = INVALID_HANDLE_VALUE, <span class="keywordtype">bool</span> own=<span class="keyword">false</span>);00019         <a class="code" href="class_windows_handle.html">WindowsHandle</a>(<span class="keyword">const</span> <a class="code" href="class_windows_handle.html">WindowsHandle</a> &amp;h) : m_h(h.m_h), m_own(<span class="keyword">false</span>) {}00020         <span class="keyword">virtual</span> ~<a class="code" href="class_windows_handle.html">WindowsHandle</a>();00021 00022         <span class="keywordtype">bool</span> GetOwnership()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_own;}00023         <span class="keywordtype">void</span> SetOwnership(<span class="keywordtype">bool</span> own) {m_own = own;}00024 00025         operator HANDLE() {<span class="keywordflow">return</span> m_h;}00026         HANDLE GetHandle()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_h;}00027         <span class="keywordtype">bool</span> HandleValid() <span class="keyword">const</span>;00028         <span class="keywordtype">void</span> AttachHandle(HANDLE h, <span class="keywordtype">bool</span> own=<span class="keyword">false</span>);00029         HANDLE DetachHandle();00030         <span class="keywordtype">void</span> CloseHandle();00031 00032 <span class="keyword">protected</span>:00033         <span class="keyword">virtual</span> <span class="keywordtype">void</span> HandleChanged() {}00034 00035         HANDLE m_h;00036         <span class="keywordtype">bool</span> m_own;00037 };00038 <span class="comment"></span>00039 <span class="comment">//! Windows Pipe</span><a name="l00040"></a><a class="code" href="class_windows_pipe.html">00040</a> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_windows_pipe.html">WindowsPipe</a>00041 {00042 <span class="keyword">public</span>:00043         <span class="keyword">class </span>Err : <span class="keyword">public</span> <a class="code" href="class_o_s___error.html">OS_Error</a>00044         {00045         <span class="keyword">public</span>:00046                 Err(HANDLE h, <span class="keyword">const</span> std::string&amp; operation, <span class="keywordtype">int</span> error);00047                 HANDLE GetHandle()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_h;}00048 00049         <span class="keyword">private</span>:00050                 HANDLE m_h;00051         };00052 00053 <span class="keyword">protected</span>:00054         <span class="keyword">virtual</span> HANDLE GetHandle() <span class="keyword">const</span> =0;00055         <span class="keyword">virtual</span> <span class="keywordtype">void</span> HandleError(<span class="keyword">const</span> <span class="keywordtype">char</span> *operation) <span class="keyword">const</span>;00056         <span class="keywordtype">void</span> CheckAndHandleError(<span class="keyword">const</span> <span class="keywordtype">char</span> *operation, BOOL result)<span class="keyword"> const</span>00057 <span class="keyword">                </span>{assert(result==TRUE || result==FALSE); <span class="keywordflow">if</span> (!result) HandleError(operation);}00058 };00059 <span class="comment"></span>00060 <span class="comment">//! .</span><a name="l00061"></a><a class="code" href="class_windows_pipe_receiver.html">00061</a> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_windows_pipe_receiver.html">WindowsPipeReceiver</a> : <span class="keyword">public</span> <a class="code" href="class_windows_pipe.html">WindowsPipe</a>, <span class="keyword">public</span> <a class="code" href="class_network_receiver.html">NetworkReceiver</a>00062 {00063 <span class="keyword">public</span>:00064         <a class="code" href="class_windows_pipe_receiver.html">WindowsPipeReceiver</a>();00065 00066         <span class="keywordtype">bool</span> MustWaitForResult() {<span class="keywordflow">return</span> <span class="keyword">true</span>;}00067         <span class="keywordtype">void</span> Receive(byte* buf, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> bufLen);00068         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetReceiveResult();00069         <span class="keywordtype">bool</span> EofReceived()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_eofReceived;}00070 <a name="l00071"></a><a class="code" href="class_windows_pipe_receiver.html#_windows_pipe_sourcea35">00071</a>         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_windows_pipe_receiver.html#_windows_pipe_sourcea35">GetMaxWaitObjectCount</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> 1;}00072         <span class="keywordtype">void</span> <a class="code" href="class_windows_pipe_receiver.html#_windows_pipe_sourcea36">GetWaitObjects</a>(<a class="code" href="class_wait_object_container.html">WaitObjectContainer</a> &amp;container);00073 00074 <span class="keyword">private</span>:00075         <a class="code" href="class_windows_handle.html">WindowsHandle</a> m_event;00076         OVERLAPPED m_overlapped;00077         <span class="keywordtype">bool</span> m_resultPending;00078         DWORD m_lastResult;00079         <span class="keywordtype">bool</span> m_eofReceived;00080 };00081 <span class="comment"></span>00082 <span class="comment">//! .</span><a name="l00083"></a><a class="code" href="class_windows_pipe_sender.html">00083</a> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_windows_pipe_sender.html">WindowsPipeSender</a> : <span class="keyword">public</span> <a class="code" href="class_windows_pipe.html">WindowsPipe</a>, <span class="keyword">public</span> <a class="code" href="class_network_sender.html">NetworkSender</a>00084 {00085 <span class="keyword">public</span>:00086         <a class="code" href="class_windows_pipe_sender.html">WindowsPipeSender</a>();00087 00088         <span class="keywordtype">bool</span> MustWaitForResult() {<span class="keywordflow">return</span> <span class="keyword">true</span>;}00089         <span class="keywordtype">void</span> Send(<span class="keyword">const</span> byte* buf, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> bufLen);00090         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetSendResult();00091         <span class="keywordtype">void</span> SendEof() {}00092 <a name="l00093"></a><a class="code" href="class_windows_pipe_sender.html#_windows_pipe_sinka25">00093</a>         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_windows_pipe_sender.html#_windows_pipe_sinka25">GetMaxWaitObjectCount</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> 1;}00094         <span class="keywordtype">void</span> <a class="code" href="class_windows_pipe_sender.html#_windows_pipe_sinka26">GetWaitObjects</a>(<a class="code" href="class_wait_object_container.html">WaitObjectContainer</a> &amp;container);00095 00096 <span class="keyword">private</span>:00097         <a class="code" href="class_windows_handle.html">WindowsHandle</a> m_event;00098         OVERLAPPED m_overlapped;00099         <span class="keywordtype">bool</span> m_resultPending;00100         DWORD m_lastResult;00101 };00102 <span class="comment"></span>00103 <span class="comment">//! Windows Pipe Source</span><a name="l00104"></a><a class="code" href="class_windows_pipe_source.html">00104</a> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_windows_pipe_source.html">WindowsPipeSource</a> : <span class="keyword">public</span> <a class="code" href="class_windows_handle.html">WindowsHandle</a>, <span class="keyword">public</span> <a class="code" href="class_network_source.html">NetworkSource</a>, <span class="keyword">public</span> <a class="code" href="class_windows_pipe_receiver.html">WindowsPipeReceiver</a>00105 {00106 <span class="keyword">public</span>:00107         <a class="code" href="class_windows_pipe_source.html">WindowsPipeSource</a>(HANDLE h=INVALID_HANDLE_VALUE, <span class="keywordtype">bool</span> pumpAll=<span class="keyword">false</span>, <a class="code" href="class_buffered_transformation.html">BufferedTransformation</a> *attachment=NULL)00108                 : <a class="code" href="class_windows_handle.html">WindowsHandle</a>(h), <a class="code" href="class_network_source.html">NetworkSource</a>(attachment)00109         {00110                 <span class="keywordflow">if</span> (pumpAll)00111                         PumpAll();00112         }00113 00114         <a class="code" href="class_network_source.html#_windows_pipe_sourcea8">NetworkSource::GetMaxWaitObjectCount</a>;00115         <a class="code" href="class_network_source.html#_windows_pipe_sourcea9">NetworkSource::GetWaitObjects</a>;00116 00117 <span class="keyword">private</span>:00118         HANDLE GetHandle()<span class="keyword"> const </span>{<span class="keywordflow">return</span> WindowsHandle::GetHandle();}00119         <a class="code" href="class_network_receiver.html">NetworkReceiver</a> &amp; AccessReceiver() {<span class="keywordflow">return</span> *<span class="keyword">this</span>;}00120 };00121 <span class="comment"></span>00122 <span class="comment">//! Windows Pipe Sink</span><a name="l00123"></a><a class="code" href="class_windows_pipe_sink.html">00123</a> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_windows_pipe_sink.html">WindowsPipeSink</a> : <span class="keyword">public</span> <a class="code" href="class_windows_handle.html">WindowsHandle</a>, <span class="keyword">public</span> <a class="code" href="class_network_sink.html">NetworkSink</a>, <span class="keyword">public</span> <a class="code" href="class_windows_pipe_sender.html">WindowsPipeSender</a>00124 {00125 <span class="keyword">public</span>:00126         <a class="code" href="class_windows_pipe_sink.html">WindowsPipeSink</a>(HANDLE h=INVALID_HANDLE_VALUE, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> maxBufferSize=0, <span class="keywordtype">bool</span> autoFlush=<span class="keyword">false</span>)00127                 : <a class="code" href="class_windows_handle.html">WindowsHandle</a>(h), <a class="code" href="class_network_sink.html">NetworkSink</a>(maxBufferSize, autoFlush) {}00128 00129         <a class="code" href="class_network_sink.html#_windows_pipe_sinka8">NetworkSink::GetMaxWaitObjectCount</a>;00130         <a class="code" href="class_network_sink.html#_windows_pipe_sinka9">NetworkSink::GetWaitObjects</a>;00131 00132 <span class="keyword">private</span>:00133         HANDLE GetHandle()<span class="keyword"> const </span>{<span class="keywordflow">return</span> WindowsHandle::GetHandle();}00134         <a class="code" href="class_network_sender.html">NetworkSender</a> &amp; AccessSender() {<span class="keywordflow">return</span> *<span class="keyword">this</span>;}00135 };00136 00137 NAMESPACE_END00138 00139 <span class="preprocessor">#endif</span>00140 <span class="preprocessor"></span>00141 <span class="preprocessor">#endif</span></pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Jul 8 23:34:28 2003 for Crypto++ by<a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border=0 > </a>1.3.2 </small></address></body></html>
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