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著名的密码库Crypto++的文档 C++语言的杰作。程序员必备。

<a name="l00059"></a>00059 <span class="keyword">public</span>:
<a name="l00060"></a><a class="code" href="class_unflushable.html#e5070b5e2895ca6cf458ff7ccef9f1e1">00060</a>         <span class="keywordtype">bool</span> Flush(<span class="keywordtype">bool</span> completeFlush, <span class="keywordtype">int</span> propagation=-1, <span class="keywordtype">bool</span> blocking=<span class="keyword">true</span>)
<a name="l00061"></a>00061                 {<span class="keywordflow">return</span> ChannelFlush(this-&gt;NULL_CHANNEL, completeFlush, propagation, blocking);}
<a name="l00062"></a><a class="code" href="class_unflushable.html#468a0e9208d834cdec612dc5bcf69d86">00062</a>         <span class="keywordtype">bool</span> IsolatedFlush(<span class="keywordtype">bool</span> hardFlush, <span class="keywordtype">bool</span> blocking)
<a name="l00063"></a>00063                 {assert(<span class="keyword">false</span>); <span class="keywordflow">return</span> <span class="keyword">false</span>;}
<a name="l00064"></a><a class="code" href="class_unflushable.html#bc1b73420d35a30a6e227b32be4d7981">00064</a>         <span class="keywordtype">bool</span> ChannelFlush(<span class="keyword">const</span> std::string &amp;channel, <span class="keywordtype">bool</span> hardFlush, <span class="keywordtype">int</span> propagation=-1, <span class="keywordtype">bool</span> blocking=<span class="keyword">true</span>)
<a name="l00065"></a>00065         {
<a name="l00066"></a>00066                 <span class="keywordflow">if</span> (hardFlush &amp;&amp; !InputBufferIsEmpty())
<a name="l00067"></a>00067                         <span class="keywordflow">throw</span> <a class="code" href="class_cannot_flush.html" title="exception thrown by a class when Flush(true) is called but it can't completely flush...">CannotFlush</a>(<span class="stringliteral">"Unflushable&lt;T&gt;: this object has buffered input that cannot be flushed"</span>);
<a name="l00068"></a>00068                 <span class="keywordflow">else</span> 
<a name="l00069"></a>00069                 {
<a name="l00070"></a>00070                         <a class="code" href="class_buffered_transformation.html" title="interface for buffered transformations">BufferedTransformation</a> *attached = this-&gt;AttachedTransformation();
<a name="l00071"></a>00071                         <span class="keywordflow">return</span> attached &amp;&amp; propagation ? attached-&gt;<a class="code" href="class_buffered_transformation.html#6b504b2694ecb5d709a9858c5b93a0f7">ChannelFlush</a>(channel, hardFlush, propagation-1, blocking) : <span class="keyword">false</span>;
<a name="l00072"></a>00072                 }
<a name="l00073"></a>00073         }
<a name="l00074"></a>00074 
<a name="l00075"></a>00075 <span class="keyword">protected</span>:
<a name="l00076"></a><a class="code" href="class_unflushable.html#cd97ac6fffa80c015ba08f11cb6f7d3b">00076</a>         <span class="keyword">virtual</span> <span class="keywordtype">bool</span> InputBufferIsEmpty()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="keyword">false</span>;}
<a name="l00077"></a>00077 };
<a name="l00078"></a>00078 <span class="comment"></span>
<a name="l00079"></a>00079 <span class="comment">//! _</span>
<a name="l00080"></a>00080 <span class="comment"></span><span class="keyword">template</span> &lt;<span class="keyword">class</span> T&gt;
<a name="l00081"></a><a class="code" href="class_input_rejecting.html">00081</a> <span class="keyword">class </span>CRYPTOPP_NO_VTABLE InputRejecting : <span class="keyword">public</span> T
<a name="l00082"></a>00082 {
<a name="l00083"></a>00083 <span class="keyword">public</span>:
<a name="l00084"></a><a class="code" href="struct_input_rejecting_1_1_input_rejected.html">00084</a>         <span class="keyword">struct </span><a class="code" href="struct_input_rejecting_1_1_input_rejected.html">InputRejected</a> : <span class="keyword">public</span> <a class="code" href="class_not_implemented.html" title="exception thrown by a class if a non-implemented method is called">NotImplemented</a>
<a name="l00085"></a><a class="code" href="struct_input_rejecting_1_1_input_rejected.html#722988b041724e68cb19fed22f3c80ca">00085</a>                 {<a class="code" href="struct_input_rejecting_1_1_input_rejected.html">InputRejected</a>() : <a class="code" href="class_not_implemented.html" title="exception thrown by a class if a non-implemented method is called">NotImplemented</a>(<span class="stringliteral">"BufferedTransformation: this object doesn't allow input"</span>) {}};
<a name="l00086"></a>00086 
<a name="l00087"></a>00087         <span class="comment">// shouldn't be calling these functions on this class</span>
<a name="l00088"></a><a class="code" href="class_input_rejecting.html#0ff99108aa0d11f44a0ca49d056bc7cb">00088</a>         <span class="keywordtype">size_t</span> Put2(<span class="keyword">const</span> byte *begin, <span class="keywordtype">size_t</span> length, <span class="keywordtype">int</span> messageEnd, <span class="keywordtype">bool</span> blocking)
<a name="l00089"></a>00089                 {<span class="keywordflow">throw</span> InputRejected();}
<a name="l00090"></a><a class="code" href="class_input_rejecting.html#08379573273dfdcd11cee9197aa4145d">00090</a>         <span class="keywordtype">bool</span> IsolatedFlush(<span class="keywordtype">bool</span>, <span class="keywordtype">bool</span>) {<span class="keywordflow">return</span> <span class="keyword">false</span>;}
<a name="l00091"></a><a class="code" href="class_input_rejecting.html#280c87e06b662437b0f0a8ccd38cacfb">00091</a>         <span class="keywordtype">bool</span> IsolatedMessageSeriesEnd(<span class="keywordtype">bool</span>) {<span class="keywordflow">throw</span> InputRejected();}
<a name="l00092"></a>00092 
<a name="l00093"></a><a class="code" href="class_input_rejecting.html#2445d67fed0e8f26e1615562e1af12e7">00093</a>         <span class="keywordtype">size_t</span> ChannelPut2(<span class="keyword">const</span> std::string &amp;channel, <span class="keyword">const</span> byte *begin, <span class="keywordtype">size_t</span> length, <span class="keywordtype">int</span> messageEnd, <span class="keywordtype">bool</span> blocking)
<a name="l00094"></a>00094                 {<span class="keywordflow">throw</span> InputRejected();}
<a name="l00095"></a><a class="code" href="class_input_rejecting.html#2db8ebe3e67f20b3fc92252de9e96cf6">00095</a>         <span class="keywordtype">bool</span> ChannelMessageSeriesEnd(<span class="keyword">const</span> std::string &amp;, <span class="keywordtype">int</span>, <span class="keywordtype">bool</span>) {<span class="keywordflow">throw</span> InputRejected();}
<a name="l00096"></a>00096 };
<a name="l00097"></a>00097 <span class="comment"></span>
<a name="l00098"></a>00098 <span class="comment">//! _</span>
<a name="l00099"></a>00099 <span class="comment"></span><span class="keyword">template</span> &lt;<span class="keyword">class</span> T&gt;
<a name="l00100"></a><a class="code" href="class_custom_flush_propagation.html">00100</a> <span class="keyword">class </span>CRYPTOPP_NO_VTABLE CustomFlushPropagation : <span class="keyword">public</span> T
<a name="l00101"></a>00101 {
<a name="l00102"></a>00102 <span class="keyword">public</span>:
<a name="l00103"></a>00103         <span class="keyword">virtual</span> <span class="keywordtype">bool</span> Flush(<span class="keywordtype">bool</span> hardFlush, <span class="keywordtype">int</span> propagation=-1, <span class="keywordtype">bool</span> blocking=<span class="keyword">true</span>) =0;
<a name="l00104"></a>00104 
<a name="l00105"></a>00105 <span class="keyword">private</span>:
<a name="l00106"></a>00106         <span class="keywordtype">bool</span> IsolatedFlush(<span class="keywordtype">bool</span> hardFlush, <span class="keywordtype">bool</span> blocking) {assert(<span class="keyword">false</span>); <span class="keywordflow">return</span> <span class="keyword">false</span>;}
<a name="l00107"></a>00107 };
<a name="l00108"></a>00108 <span class="comment"></span>
<a name="l00109"></a>00109 <span class="comment">//! _</span>
<a name="l00110"></a>00110 <span class="comment"></span><span class="keyword">template</span> &lt;<span class="keyword">class</span> T&gt;
<a name="l00111"></a><a class="code" href="class_custom_signal_propagation.html">00111</a> <span class="keyword">class </span>CRYPTOPP_NO_VTABLE CustomSignalPropagation : <span class="keyword">public</span> CustomFlushPropagation&lt;T&gt;
<a name="l00112"></a>00112 {
<a name="l00113"></a>00113 <span class="keyword">public</span>:
<a name="l00114"></a>00114         <span class="keyword">virtual</span> <span class="keywordtype">void</span> Initialize(<span class="keyword">const</span> <a class="code" href="class_name_value_pairs.html" title="interface for retrieving values given their names">NameValuePairs</a> &amp;parameters=g_nullNameValuePairs, <span class="keywordtype">int</span> propagation=-1) =0;
<a name="l00115"></a>00115 
<a name="l00116"></a>00116 <span class="keyword">private</span>:
<a name="l00117"></a>00117         <span class="keywordtype">void</span> IsolatedInitialize(<span class="keyword">const</span> <a class="code" href="class_name_value_pairs.html" title="interface for retrieving values given their names">NameValuePairs</a> &amp;parameters) {assert(<span class="keyword">false</span>);}
<a name="l00118"></a>00118 };
<a name="l00119"></a>00119 <span class="comment"></span>
<a name="l00120"></a>00120 <span class="comment">//! _</span>
<a name="l00121"></a>00121 <span class="comment"></span><span class="keyword">template</span> &lt;<span class="keyword">class</span> T&gt;
<a name="l00122"></a><a class="code" href="class_multichannel.html">00122</a> <span class="keyword">class </span>CRYPTOPP_NO_VTABLE Multichannel : <span class="keyword">public</span> CustomFlushPropagation&lt;T&gt;
<a name="l00123"></a>00123 {
<a name="l00124"></a>00124 <span class="keyword">public</span>:
<a name="l00125"></a><a class="code" href="class_multichannel.html#e3e6176eb5f0de2857aa7066272c07ce">00125</a>         <span class="keywordtype">bool</span> Flush(<span class="keywordtype">bool</span> hardFlush, <span class="keywordtype">int</span> propagation=-1, <span class="keywordtype">bool</span> blocking=<span class="keyword">true</span>)
<a name="l00126"></a>00126                 {<span class="keywordflow">return</span> ChannelFlush(this-&gt;NULL_CHANNEL, hardFlush, propagation, blocking);}
<a name="l00127"></a><a class="code" href="class_multichannel.html#18b9b1cc4e6d2649214c62e447052db9">00127</a>         <span class="keywordtype">bool</span> MessageSeriesEnd(<span class="keywordtype">int</span> propagation=-1, <span class="keywordtype">bool</span> blocking=<span class="keyword">true</span>)
<a name="l00128"></a>00128                 {<span class="keywordflow">return</span> ChannelMessageSeriesEnd(this-&gt;NULL_CHANNEL, propagation, blocking);}
<a name="l00129"></a><a class="code" href="class_multichannel.html#f0b0eb15ec27d19c93a1455d948c578e">00129</a>         byte * CreatePutSpace(<span class="keywordtype">size_t</span> &amp;size)
<a name="l00130"></a>00130                 {<span class="keywordflow">return</span> ChannelCreatePutSpace(this-&gt;NULL_CHANNEL, size);}
<a name="l00131"></a><a class="code" href="class_multichannel.html#4946e712bb71bb4ca04db6aa9cb70968">00131</a>         <span class="keywordtype">size_t</span> Put2(<span class="keyword">const</span> byte *begin, <span class="keywordtype">size_t</span> length, <span class="keywordtype">int</span> messageEnd, <span class="keywordtype">bool</span> blocking)
<a name="l00132"></a>00132                 {<span class="keywordflow">return</span> ChannelPut2(this-&gt;NULL_CHANNEL, begin, length, messageEnd, blocking);}
<a name="l00133"></a><a class="code" href="class_multichannel.html#e5a9ac9bf82eb7f4eadc7c38fd604216">00133</a>         <span class="keywordtype">size_t</span> PutModifiable2(byte *inString, <span class="keywordtype">size_t</span> length, <span class="keywordtype">int</span> messageEnd, <span class="keywordtype">bool</span> blocking)
<a name="l00134"></a>00134                 {<span class="keywordflow">return</span> ChannelPutModifiable2(this-&gt;NULL_CHANNEL, inString, length, messageEnd, blocking);}
<a name="l00135"></a>00135 
<a name="l00136"></a>00136 <span class="comment">//      void ChannelMessageSeriesEnd(const std::string &amp;channel, int propagation=-1)</span>
<a name="l00137"></a>00137 <span class="comment">//              {PropagateMessageSeriesEnd(propagation, channel);}</span>