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<div class="title">CommunicationPrimitives.cs</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="keyword">using</span> System;</div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="keyword">using</span> System.Collections.Generic;</div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="keyword">using</span> System.IO;</div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="keyword">using</span> System.Net.Security;</div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="keyword">using</span> System.Net.Sockets;</div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="keyword">using</span> System.Text;</div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> </div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="keyword">namespace </span><a class="code" href="../../d7/dcd/namespace_m_t_s_c.html">MTSC</a></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> {</div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>  <span class="keyword">static</span> <span class="keyword">class </span>CommunicationPrimitives</div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  {</div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">string</span> RequestPublicKey = <span class="stringliteral">"REQPBKEY"</span>;</div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">string</span> SendPublicKey = <span class="stringliteral">"PUBKEY"</span>;</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">string</span> SendEncryptionKey = <span class="stringliteral">"SYMKEY"</span>;</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">string</span> AcceptEncryptionKey = <span class="stringliteral">"SYMKEYOK"</span>;</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  <span class="keyword">public</span> <span class="keyword">static</span> Message GetMessage(TcpClient client, SslStream sslStream = <span class="keyword">null</span>)</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  {</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  Stream stream;</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="keywordflow">if</span> (sslStream != <span class="keyword">null</span>)</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  {</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  stream = sslStream;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  }</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  stream = client.GetStream();</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  }</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  uint messageLength = (uint)client.Available;</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keywordtype">byte</span>[] messageBuffer = <span class="keyword">new</span> <span class="keywordtype">byte</span>[messageLength];</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  if (messageLength > 0)</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  {</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  stream.Read(messageBuffer, 0, (<span class="keywordtype">int</span>)messageLength);</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  }</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  Message message = <span class="keyword">new</span> Message(messageLength, messageBuffer);</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">return</span> message;</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  }</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">void</span> SendMessage(TcpClient client, Message message, SslStream sslStream = <span class="keyword">null</span>)</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  {</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  Stream stream;</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordflow">if</span> (sslStream != <span class="keyword">null</span>)</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  {</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  stream = sslStream;</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  }</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  {</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  stream = client.GetStream();</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  }</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  stream.Write(message.MessageBytes, 0, (<span class="keywordtype">int</span>)message.MessageLength);</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  stream.Flush();</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  }</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">public</span> <span class="keyword">static</span> Message BuildMessage(<span class="keywordtype">byte</span>[] msgData)</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  {</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  Message message = <span class="keyword">new</span> Message((ushort)msgData.Length, msgData);</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">return</span> message;</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  }</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  }</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> }</div><div class="ttc" id="namespace_m_t_s_c_html"><div class="ttname"><a href="../../d7/dcd/namespace_m_t_s_c.html">MTSC</a></div><div class="ttdef"><b>Definition:</b> <a href="../../db/d43/_client_8cs_source.html#l00014">Client.cs:14</a></div></div>
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