mqueue_8cpp-source.html

Crypto++是一个非常强大的密码学库,主要是功能全

00095         <span class="keywordflow">else</span>
00096         {
00097                 <a class="code" href="class_message_queue.html">MessageQueue</a> &amp;q1 = m_q[i], &amp;q2 = m_q[1-i];
00098 
00099                 <span class="keywordflow">if</span> (q2.<a class="code" href="class_buffered_transformation.html#_zlib_decompressorz9_2">AnyMessages</a>() &amp;&amp; q2.<a class="code" href="class_message_queue.html#_message_queuea5">MaxRetrievable</a>() &lt; length)
00100                         <span class="keywordflow">goto</span> mismatch;
00101 
00102                 <span class="keywordflow">while</span> (length &gt; 0 &amp;&amp; q2.<a class="code" href="class_message_queue.html#_message_queuea6">AnyRetrievable</a>())
00103                 {
00104                         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> len = length;
00105                         <span class="keyword">const</span> byte *data = q2.<a class="code" href="class_message_queue.html#_message_queuea15">Spy</a>(len);
00106                         len = STDMIN(len, length);
00107                         <span class="keywordflow">if</span> (memcmp(inString, data, len) != 0)
00108                                 <span class="keywordflow">goto</span> mismatch;
00109                         inString += len;
00110                         length -= len;
00111                         q2.<a class="code" href="class_buffered_transformation.html#_zlib_decompressorz7_11">Skip</a>(len);
00112                 }
00113 
00114                 q1.<a class="code" href="class_buffered_transformation.html#_zlib_decompressorz1_0">Put</a>(inString, length);
00115 
00116                 <span class="keywordflow">if</span> (messageEnd)
00117                 {
00118                         <span class="keywordflow">if</span> (q2.<a class="code" href="class_message_queue.html#_message_queuea6">AnyRetrievable</a>())
00119                                 <span class="keywordflow">goto</span> mismatch;
00120                         <span class="keywordflow">else</span> <span class="keywordflow">if</span> (q2.<a class="code" href="class_buffered_transformation.html#_zlib_decompressorz9_2">AnyMessages</a>())
00121                                 q2.<a class="code" href="class_message_queue.html#_message_queuea11">GetNextMessage</a>();
00122                         <span class="keywordflow">else</span> <span class="keywordflow">if</span> (q2.<a class="code" href="class_message_queue.html#_message_queuea13">NumberOfMessageSeries</a>() &gt; 0)
00123                                 <span class="keywordflow">goto</span> mismatch;
00124                         <span class="keywordflow">else</span>
00125                                 q1.<a class="code" href="class_buffered_transformation.html#_zlib_decompressorz1_7">MessageEnd</a>();
00126                 }
00127 
00128                 <span class="keywordflow">return</span> 0;
00129 
00130 mismatch:
00131                 <span class="keywordflow">return</span> HandleMismatchDetected(blocking);
00132         }
00133 }
00134 
00135 <span class="keywordtype">void</span> EqualityComparisonFilter::ChannelInitialize(<span class="keyword">const</span> std::string &amp;channel, <span class="keyword">const</span> <a class="code" href="class_name_value_pairs.html">NameValuePairs</a> &amp;parameters, <span class="keywordtype">int</span> propagation)
00136 {
00137         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = MapChannel(channel);
00138 
00139         <span class="keywordflow">if</span> (i == 2)
00140                 PropagateInitialize(parameters, propagation, channel);
00141         <span class="keywordflow">else</span>
00142         {
00143                 m_q[i].<a class="code" href="class_buffered_transformation.html#_windows_pipe_sinkz5_2">Initialize</a>();
00144                 m_mismatchDetected = <span class="keyword">false</span>;
00145         }
00146 }
00147 
00148 <span class="keywordtype">bool</span> EqualityComparisonFilter::ChannelMessageSeriesEnd(<span class="keyword">const</span> std::string &amp;channel, <span class="keywordtype">int</span> propagation, <span class="keywordtype">bool</span> blocking)
00149 {
00150         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = MapChannel(channel);
00151 
00152         <span class="keywordflow">if</span> (i == 2)
00153         {
00154                 OutputMessageSeriesEnd(4, propagation, blocking, channel);
00155                 <span class="keywordflow">return</span> <span class="keyword">false</span>;
00156         }
00157         <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_mismatchDetected)
00158                 <span class="keywordflow">return</span> <span class="keyword">false</span>;
00159         <span class="keywordflow">else</span>
00160         {
00161                 <a class="code" href="class_message_queue.html">MessageQueue</a> &amp;q1 = m_q[i], &amp;q2 = m_q[1-i];
00162 
00163                 <span class="keywordflow">if</span> (q2.<a class="code" href="class_message_queue.html#_message_queuea6">AnyRetrievable</a>() || q2.<a class="code" href="class_buffered_transformation.html#_zlib_decompressorz9_2">AnyMessages</a>())
00164                         <span class="keywordflow">goto</span> mismatch;
00165                 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (q2.<a class="code" href="class_message_queue.html#_message_queuea13">NumberOfMessageSeries</a>() &gt; 0)
00166                         <span class="keywordflow">return</span> Output(2, (<span class="keyword">const</span> byte *)<span class="stringliteral">"\1"</span>, 1, 0, blocking) != 0;
00167                 <span class="keywordflow">else</span>
00168                         q1.<a class="code" href="class_buffered_transformation.html#_windows_pipe_sinkz5_4">MessageSeriesEnd</a>();
00169 
00170                 <span class="keywordflow">return</span> <span class="keyword">false</span>;
00171 
00172 mismatch:
00173                 <span class="keywordflow">return</span> HandleMismatchDetected(blocking);
00174         }
00175 }
00176 
00177 <span class="keywordtype">bool</span> EqualityComparisonFilter::HandleMismatchDetected(<span class="keywordtype">bool</span> blocking)
00178 {
00179         m_mismatchDetected = <span class="keyword">true</span>;
00180         <span class="keywordflow">if</span> (m_throwIfNotEqual)
00181                 <span class="keywordflow">throw</span> MismatchDetected();
00182         <span class="keywordflow">return</span> Output(1, (<span class="keyword">const</span> byte *)<span class="stringliteral">"\0"</span>, 1, 0, blocking) != 0;
00183 }
00184 
00185 NAMESPACE_END
00186 
00187 <span class="preprocessor">#endif</span>
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