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00366       BOOL state = TRUE   <span class="comment">// New state for for option.</span>
00367     ) { <a class="code" href="classPTelnetSocket.html#n0">option</a>[code].<a class="code" href="structPTelnetSocket_1_1OptionInfo.html#m0">weCan</a> = state; }
00368 
<a name="l00372"></a><a class="code" href="classPTelnetSocket.html#a14">00372</a>     <span class="keywordtype">void</span> <a class="code" href="classPTelnetSocket.html#a14">SetTheirOption</a>(
00373       BYTE code,          <span class="comment">// Option to check.</span>
00374       BOOL state = TRUE  <span class="comment">// New state for for option.</span>
00375     ) { <a class="code" href="classPTelnetSocket.html#n0">option</a>[code].<a class="code" href="structPTelnetSocket_1_1OptionInfo.html#m2">theyShould</a> = state; }
00376 
<a name="l00382"></a><a class="code" href="classPTelnetSocket.html#a15">00382</a>     BOOL <a class="code" href="classPTelnetSocket.html#a15">IsOurOption</a>(
00383       BYTE code    <span class="comment">// Option to check.</span>
00384     )<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classPTelnetSocket.html#n0">option</a>[code].<a class="code" href="structPTelnetSocket_1_1OptionInfo.html#m1">ourState</a> == OptionInfo::IsYes; }
00385 
<a name="l00391"></a><a class="code" href="classPTelnetSocket.html#a16">00391</a>     BOOL <a class="code" href="classPTelnetSocket.html#a16">IsTheirOption</a>(
00392       BYTE code    <span class="comment">// Option to check.</span>
00393     )<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classPTelnetSocket.html#n0">option</a>[code].<a class="code" href="structPTelnetSocket_1_1OptionInfo.html#m3">theirState</a> == OptionInfo::IsYes; }
00394 
00395     <span class="keywordtype">void</span> <a class="code" href="classPTelnetSocket.html#a17">SetTerminalType</a>(
00396       <span class="keyword">const</span> <a class="code" href="classPString.html">PString</a> &amp; newType   <span class="comment">// New terminal type description string.</span>
00397     );
00398     <span class="comment">// Set the terminal type description string for TELNET protocol.</span>
00399 
<a name="l00400"></a><a class="code" href="classPTelnetSocket.html#a18">00400</a>     <span class="keyword">const</span> <a class="code" href="classPString.html">PString</a> &amp; <a class="code" href="classPTelnetSocket.html#a18">GetTerminalType</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classPTelnetSocket.html#n1">terminalType</a>; }
00401     <span class="comment">// Get the terminal type description string for TELNET protocol.</span>
00402 
00403     <span class="keywordtype">void</span> <a class="code" href="classPTelnetSocket.html#a19">SetWindowSize</a>(
00404       WORD width,   <span class="comment">// New window width.</span>
00405       WORD height   <span class="comment">// New window height.</span>
00406     );
00407     <span class="comment">// Set the width and height of the Network Virtual Terminal window.</span>
00408 
00409     <span class="keywordtype">void</span> <a class="code" href="classPTelnetSocket.html#a20">GetWindowSize</a>(
00410       WORD &amp; width,   <span class="comment">// Old window width.</span>
00411       WORD &amp; height   <span class="comment">// Old window height.</span>
00412     ) <span class="keyword">const</span>;
00413     <span class="comment">// Get the width and height of the Network Virtual Terminal window.</span>
00414 
00415 
00416   <span class="keyword">protected</span>:
00417     <span class="keywordtype">void</span> <a class="code" href="classPTelnetSocket.html#b0">Construct</a>();
00418     <span class="comment">// Common construct code for TELNET socket channel.</span>
00419 
00429     <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classPTelnetSocket.html#b1">OnDo</a>(
00430       BYTE <a class="code" href="classPTelnetSocket.html#n0">option</a>   <span class="comment">// Option to DO</span>
00431     );
00432 
00439     <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classPTelnetSocket.html#b2">OnDont</a>(
00440       BYTE <a class="code" href="classPTelnetSocket.html#n0">option</a>   <span class="comment">// Option to DONT</span>
00441     );
00442 
00449     <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classPTelnetSocket.html#b3">OnWill</a>(
00450       BYTE <a class="code" href="classPTelnetSocket.html#n0">option</a>   <span class="comment">// Option to WILL</span>
00451     );
00452 
00459     <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classPTelnetSocket.html#b4">OnWont</a>(
00460       BYTE <a class="code" href="classPTelnetSocket.html#n0">option</a>   <span class="comment">// Option to WONT</span>
00461     );
00462 
00466     <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classPTelnetSocket.html#b5">OnSubOption</a>(
00467       BYTE code,          <span class="comment">// Option code for sub-option data.</span>
00468       <span class="keyword">const</span> BYTE * info,  <span class="comment">// Extra information being sent in the sub-option.</span>
00469       PINDEX len          <span class="comment">// Number of extra bytes.</span>
00470     );
00471 
00472 
00482     <span class="keyword">virtual</span> BOOL <a class="code" href="classPTelnetSocket.html#b6">OnCommand</a>(
00483       BYTE code  <span class="comment">// Code received that could not be precessed.</span>
00484     );
00485 
00486 
00487   <span class="comment">// Member variables.</span>
<a name="l00488"></a><a class="code" href="structPTelnetSocket_1_1OptionInfo.html">00488</a>     <span class="keyword">struct </span><a class="code" href="structPTelnetSocket_1_1OptionInfo.html">OptionInfo</a> {
00489       <span class="keyword">enum</span> {
00490         <a class="code" href="structPTelnetSocket_1_1OptionInfo.html#s6s0">IsNo</a>, <a class="code" href="structPTelnetSocket_1_1OptionInfo.html#s6s1">IsYes</a>, <a class="code" href="structPTelnetSocket_1_1OptionInfo.html#s6s2">WantNo</a>, <a class="code" href="structPTelnetSocket_1_1OptionInfo.html#s6s3">WantNoQueued</a>, <a class="code" href="structPTelnetSocket_1_1OptionInfo.html#s6s4">WantYes</a>, <a class="code" href="structPTelnetSocket_1_1OptionInfo.html#s6s5">WantYesQueued</a>
00491       };
<a name="l00492"></a><a class="code" href="structPTelnetSocket_1_1OptionInfo.html#m0">00492</a>       <span class="keywordtype">unsigned</span> <a class="code" href="structPTelnetSocket_1_1OptionInfo.html#m0">weCan</a>:1;      <span class="comment">// We can do the option if they want us to do.</span>
<a name="l00493"></a><a class="code" href="structPTelnetSocket_1_1OptionInfo.html#m1">00493</a>       <span class="keywordtype">unsigned</span> <a class="code" href="structPTelnetSocket_1_1OptionInfo.html#m1">ourState</a>:3;
<a name="l00494"></a><a class="code" href="structPTelnetSocket_1_1OptionInfo.html#m2">00494</a>       <span class="keywordtype">unsigned</span> <a class="code" href="structPTelnetSocket_1_1OptionInfo.html#m2">theyShould</a>:1; <span class="comment">// They should if they will.</span>
<a name="l00495"></a><a class="code" href="structPTelnetSocket_1_1OptionInfo.html#m3">00495</a>       <span class="keywordtype">unsigned</span> <a class="code" href="structPTelnetSocket_1_1OptionInfo.html#m3">theirState</a>:3;
00496     };
00497     
<a name="l00498"></a><a class="code" href="classPTelnetSocket.html#n0">00498</a>     <a class="code" href="structPTelnetSocket_1_1OptionInfo.html">OptionInfo</a> <a class="code" href="classPTelnetSocket.html#n0">option</a>[<a class="code" href="classPTelnetSocket.html#s64s60">MaxOptions</a>];
00499     <span class="comment">// Information on protocol options.</span>
00500 
<a name="l00501"></a><a class="code" href="classPTelnetSocket.html#n1">00501</a>     <a class="code" href="classPString.html">PString</a> <a class="code" href="classPTelnetSocket.html#n1">terminalType</a>;
00502     <span class="comment">// Type of terminal connected to telnet socket, defaults to "UNKNOWN"</span>
00503 
<a name="l00504"></a><a class="code" href="classPTelnetSocket.html#n2">00504</a>     WORD <a class="code" href="classPTelnetSocket.html#n2">windowWidth</a>, <a class="code" href="classPTelnetSocket.html#n3">windowHeight</a>;
00505     <span class="comment">// Size of the "window" used by the NVT.</span>
00506 
<a name="l00507"></a><a class="code" href="classPTelnetSocket.html#n4">00507</a>     BOOL <a class="code" href="classPTelnetSocket.html#n4">debug</a>;
00508     <span class="comment">// Debug socket, output messages to PError stream.</span>
00509 
00510 
00511   <span class="keyword">private</span>:
00512     <span class="keyword">enum</span> State {
00513       StateNormal,
00514       StateCarriageReturn,
00515       StateIAC,
00516       StateDo,
00517       StateDont,
00518       StateWill,
00519       StateWont,
00520       StateSubNegotiations,
00521       StateEndNegotiations
00522     };
00523     <span class="comment">// Internal states for the TELNET decoder</span>
00524 
00525     State state;
00526     <span class="comment">// Current state of incoming characters.</span>
00527 
00528     <a class="code" href="classPBYTEArray.html">PBYTEArray</a> subOption;
00529     <span class="comment">// Storage for sub-negotiated options</span>
00530 
00531     <span class="keywordtype">unsigned</span> synchronising;
00532 
00533     BOOL StartSend(<span class="keyword">const</span> <span class="keywordtype">char</span> * which, BYTE code);
00534 };
00535 
00536 
00537 <span class="preprocessor">#endif</span>
00538 <span class="preprocessor"></span>
00539 
00540 <span class="comment">// End Of File ///////////////////////////////////////////////////////////////</span>
00541 
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