examples/S60CppExamples/ClientServerSync/doc/timesession_8cpp-source.html

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00020 <h1>timesession.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
00021 <a name="l00002"></a>00002 <span class="comment">* ==============================================================================</span>
00022 <a name="l00003"></a>00003 <span class="comment">*  Name        : timesession.cpp</span>
00023 <a name="l00004"></a>00004 <span class="comment">*  Part of     : CSSync</span>
00024 <a name="l00005"></a>00005 <span class="comment">*  Interface   :</span>
00025 <a name="l00006"></a>00006 <span class="comment">*  Description :</span>
00026 <a name="l00007"></a>00007 <span class="comment">*  Version     :</span>
00027 <a name="l00008"></a>00008 <span class="comment">*</span>
00028 <a name="l00009"></a>00009 <span class="comment">*  Copyright (c) 2006 Nokia Corporation.</span>
00029 <a name="l00010"></a>00010 <span class="comment">*  This material, including documentation and any related</span>
00030 <a name="l00011"></a>00011 <span class="comment">*  computer programs, is protected by copyright controlled by</span>
00031 <a name="l00012"></a>00012 <span class="comment">*  Nokia Corporation.</span>
00032 <a name="l00013"></a>00013 <span class="comment">* ==============================================================================</span>
00033 <a name="l00014"></a>00014 <span class="comment">*/</span>
00034 <a name="l00015"></a>00015 
00035 <a name="l00016"></a>00016 
00036 <a name="l00017"></a>00017 <span class="comment">// INCLUDE FILES</span>
00037 <a name="l00018"></a>00018 <span class="preprocessor">#include &lt;e32svr.h&gt;</span>
00038 <a name="l00019"></a>00019 
00039 <a name="l00020"></a>00020 <span class="preprocessor">#include "TimeSession.h"</span>
00040 <a name="l00021"></a>00021 <span class="preprocessor">#include "ClientServerCommon.h"</span>
00041 <a name="l00022"></a>00022 <span class="preprocessor">#include "TimeServer.h"</span>
00042 <a name="l00023"></a>00023 
00043 <a name="l00024"></a>00024 <span class="comment">// ========================= MEMBER FUNCTIONS ==================================</span>
00044 <a name="l00025"></a>00025 
00045 <a name="l00026"></a>00026 <span class="comment">// -----------------------------------------------------------------------------</span>
00046 <a name="l00027"></a>00027 <span class="comment">// CTimeServerSession::NewL()</span>
00047 <a name="l00028"></a>00028 <span class="comment">// Two-phased constructor.</span>
00048 <a name="l00029"></a>00029 <span class="comment">// -----------------------------------------------------------------------------</span>
00049 <a name="l00030"></a>00030 <span class="comment">//</span>
00050 <a name="l00031"></a><a class="code" href="class_c_time_server_session.html#73d44aed371951fd548af4329b779411">00031</a> <a class="code" href="class_c_time_server_session.html">CTimeServerSession</a>* <a class="code" href="class_c_time_server_session.html#73d44aed371951fd548af4329b779411">CTimeServerSession::NewL</a>( <a class="code" href="class_c_time_server.html">CTimeServer</a>&amp; aServer )
00051 <a name="l00032"></a>00032     {
00052 <a name="l00033"></a>00033     <a class="code" href="class_c_time_server_session.html">CTimeServerSession</a>* <span class="keyword">self</span> = <a class="code" href="class_c_time_server_session.html#e1d8bbb0d9472f94ae559c6cb4e59e74">CTimeServerSession::NewLC</a>( aServer );
00053 <a name="l00034"></a>00034     CleanupStack::Pop( <span class="keyword">self</span> );
00054 <a name="l00035"></a>00035     <span class="keywordflow">return</span> <span class="keyword">self</span>;
00055 <a name="l00036"></a>00036     }
00056 <a name="l00037"></a>00037 
00057 <a name="l00038"></a>00038 <span class="comment">// -----------------------------------------------------------------------------</span>
00058 <a name="l00039"></a>00039 <span class="comment">// CTimeServerSession::NewLC()</span>
00059 <a name="l00040"></a>00040 <span class="comment">// Two-phased constructor.</span>
00060 <a name="l00041"></a>00041 <span class="comment">// -----------------------------------------------------------------------------</span>
00061 <a name="l00042"></a>00042 <span class="comment">//</span>
00062 <a name="l00043"></a><a class="code" href="class_c_time_server_session.html#e1d8bbb0d9472f94ae559c6cb4e59e74">00043</a> <a class="code" href="class_c_time_server_session.html">CTimeServerSession</a>* <a class="code" href="class_c_time_server_session.html#e1d8bbb0d9472f94ae559c6cb4e59e74">CTimeServerSession::NewLC</a>( <a class="code" href="class_c_time_server.html">CTimeServer</a>&amp; aServer )
00063 <a name="l00044"></a>00044     {
00064 <a name="l00045"></a>00045     <a class="code" href="class_c_time_server_session.html">CTimeServerSession</a>* <span class="keyword">self</span> = <span class="keyword">new</span> ( ELeave ) <a class="code" href="class_c_time_server_session.html#88d810fed35057dcca6673d50400186c">CTimeServerSession</a>( aServer );
00065 <a name="l00046"></a>00046     CleanupStack::PushL( <span class="keyword">self</span> );
00066 <a name="l00047"></a>00047     <span class="keyword">self</span>-&gt;ConstructL();
00067 <a name="l00048"></a>00048     <span class="keywordflow">return</span> <span class="keyword">self</span>;
00068 <a name="l00049"></a>00049     }
00069 <a name="l00050"></a>00050 
00070 <a name="l00051"></a>00051 <span class="comment">// -----------------------------------------------------------------------------</span>
00071 <a name="l00052"></a>00052 <span class="comment">// CTimeServerSession::ConstructL()</span>
00072 <a name="l00053"></a>00053 <span class="comment">// Symbian 2nd phase constructor can leave.</span>
00073 <a name="l00054"></a>00054 <span class="comment">// -----------------------------------------------------------------------------</span>
00074 <a name="l00055"></a>00055 <span class="comment">//</span>
00075 <a name="l00056"></a><a class="code" href="class_c_time_server_session.html#9ce34ba0b947863222da3c63d0481044">00056</a> <span class="keywordtype">void</span> <a class="code" href="class_c_time_server_session.html#9ce34ba0b947863222da3c63d0481044">CTimeServerSession::ConstructL</a>()
00076 <a name="l00057"></a>00057     {
00077 <a name="l00058"></a>00058     <a class="code" href="class_c_time_server_session.html#2fd325e8f3ad0cd0f67a39cca15fa423">iServer</a>.<a class="code" href="class_c_time_server.html#a3afdfcfbf3d8aa45b7f96b5a1c7119e">IncrementSessions</a>();
00078 <a name="l00059"></a>00059     }
00079 <a name="l00060"></a>00060 
00080 <a name="l00061"></a>00061 <span class="comment">// -----------------------------------------------------------------------------</span>
00081 <a name="l00062"></a>00062 <span class="comment">// CTimeServerSession::CTimeServerSession()</span>
00082 <a name="l00063"></a>00063 <span class="comment">// C++ default constructor can NOT contain any code, that might leave.</span>
00083 <a name="l00064"></a>00064 <span class="comment">// -----------------------------------------------------------------------------</span>
00084 <a name="l00065"></a>00065 <span class="comment">//</span>
00085 <a name="l00066"></a><a class="code" href="class_c_time_server_session.html#88d810fed35057dcca6673d50400186c">00066</a> <a class="code" href="class_c_time_server_session.html#88d810fed35057dcca6673d50400186c">CTimeServerSession::CTimeServerSession</a>( <a class="code" href="class_c_time_server.html">CTimeServer</a>&amp; aServer )
00086 <a name="l00067"></a>00067 : iServer( aServer )
00087 <a name="l00068"></a>00068     {
00088 <a name="l00069"></a>00069     <span class="comment">// Implementation not required</span>
00089 <a name="l00070"></a>00070     }
00090 <a name="l00071"></a>00071 
00091 <a name="l00072"></a>00072 <span class="comment">// -----------------------------------------------------------------------------</span>
00092 <a name="l00073"></a>00073 <span class="comment">// CTimeServerSession::~CTimeServerSession()</span>
00093 <a name="l00074"></a>00074 <span class="comment">// Destructor.</span>
00094 <a name="l00075"></a>00075 <span class="comment">// -----------------------------------------------------------------------------</span>
00095 <a name="l00076"></a>00076 <span class="comment">//</span>
00096 <a name="l00077"></a><a class="code" href="class_c_time_server_session.html#efc8537cb8d65ded65903587ad44c2e0">00077</a> <a class="code" href="class_c_time_server_session.html#efc8537cb8d65ded65903587ad44c2e0">CTimeServerSession::~CTimeServerSession</a>()
00097 <a name="l00078"></a>00078     {
00098 <a name="l00079"></a>00079     <a class="code" href="class_c_time_server_session.html#2fd325e8f3ad0cd0f67a39cca15fa423">iServer</a>.<a class="code" href="class_c_time_server.html#982e65810ad50ce20759fd26fad488dc">DecrementSessions</a>();
00099 <a name="l00080"></a>00080     }
00100 <a name="l00081"></a>00081 
00101 <a name="l00082"></a>00082 <span class="comment">// -----------------------------------------------------------------------------</span>
00102 <a name="l00083"></a>00083 <span class="comment">// CTimeServerSession::ServiceL()</span>
00103 <a name="l00084"></a>00084 <span class="comment">// Service request from client.</span>
00104 <a name="l00085"></a>00085 <span class="comment">// -----------------------------------------------------------------------------</span>
00105 <a name="l00086"></a>00086 <span class="comment">//</span>
00106 <a name="l00087"></a><a class="code" href="class_c_time_server_session.html#75c0a1442736b57144c9ad541d87d370">00087</a> <span class="keywordtype">void</span> <a class="code" href="class_c_time_server_session.html#75c0a1442736b57144c9ad541d87d370">CTimeServerSession::ServiceL</a>( <span class="keyword">const</span> RMessage2&amp; aMessage )
00107 <a name="l00088"></a>00088     {
00108 <a name="l00089"></a>00089     <span class="keywordflow">switch</span> ( aMessage.Function() )
00109 <a name="l00090"></a>00090         {
00110 <a name="l00091"></a>00091         <span class="keywordflow">case</span> ETimeServRequestTime :
00111 <a name="l00092"></a>00092             <a class="code" href="class_c_time_server_session.html#8fac529732093d7c4331fb0e03da87f1">RequestTimeL</a>( aMessage );
00112 <a name="l00093"></a>00093             <span class="keywordflow">break</span>;
00113 <a name="l00094"></a>00094 
00114 <a name="l00095"></a>00095         <span class="keywordflow">default</span>:
00115 <a name="l00096"></a>00096             <a class="code" href="class_c_time_server_session.html#fc9ec0d1642cb12692ca61f4a163e601">PanicClient</a>( aMessage, EBadRequest );
00116 <a name="l00097"></a>00097             <span class="keywordflow">break</span>;
00117 <a name="l00098"></a>00098         }
00118 <a name="l00099"></a>00099     aMessage.Complete( KErrNone );
00119 <a name="l00100"></a>00100     }
00120 <a name="l00101"></a>00101 
00121 <a name="l00102"></a>00102 <span class="comment">// -----------------------------------------------------------------------------</span>
00122 <a name="l00103"></a>00103 <span class="comment">// CTimeServerSession::RequestTimeL()</span>
00123 <a name="l00104"></a>00104 <span class="comment">// Called as a result of the client requesting the time.</span>
00124 <a name="l00105"></a>00105 <span class="comment">// -----------------------------------------------------------------------------</span>
00125 <a name="l00106"></a>00106 <span class="comment">//</span>
00126 <a name="l00107"></a>00107 
00127 <a name="l00108"></a><a class="code" href="class_c_time_server_session.html#8fac529732093d7c4331fb0e03da87f1">00108</a> <span class="keywordtype">void</span> <a class="code" href="class_c_time_server_session.html#8fac529732093d7c4331fb0e03da87f1">CTimeServerSession::RequestTimeL</a>( <span class="keyword">const</span> RMessage2&amp; aMessage )
00128 <a name="l00109"></a>00109     {    
00129 <a name="l00110"></a>00110     TTime time;
00130 <a name="l00111"></a>00111     time.HomeTime();
00131 <a name="l00112"></a>00112 
00132 <a name="l00113"></a>00113     TPtr8 ptr( reinterpret_cast&lt;TUint8*&gt;( &amp;time ), <span class="keyword">sizeof</span>( time ),
00133 <a name="l00114"></a>00114                <span class="keyword">sizeof</span>( time ) );
00134 <a name="l00115"></a>00115     
00135 <a name="l00116"></a>00116     <span class="comment">// Write time data to the descriptor which is the first message argument</span>
00136 <a name="l00117"></a>00117     aMessage.WriteL( 0, ptr, 0 );    
00137 <a name="l00118"></a>00118     }
00138 <a name="l00119"></a>00119 
00139 <a name="l00120"></a>00120 
00140 <a name="l00121"></a>00121 <span class="comment">// -----------------------------------------------------------------------------</span>
00141 <a name="l00122"></a>00122 <span class="comment">// CTimeServerSession::PanicClient()</span>
00142 <a name="l00123"></a>00123 <span class="comment">// Causes the client thread to panic.</span>
00143 <a name="l00124"></a>00124 <span class="comment">// -----------------------------------------------------------------------------</span>
00144 <a name="l00125"></a>00125 <span class="comment">//</span>
00145 <a name="l00126"></a><a class="code" href="class_c_time_server_session.html#fc9ec0d1642cb12692ca61f4a163e601">00126</a> <span class="keywordtype">void</span> <a class="code" href="class_c_time_server_session.html#fc9ec0d1642cb12692ca61f4a163e601">CTimeServerSession::PanicClient</a>( <span class="keyword">const</span> RMessagePtr2&amp; aMessage, 
00146 <a name="l00127"></a>00127                                       TInt aPanic )<span class="keyword"> const</span>
00147 <a name="l00128"></a>00128 <span class="keyword">    </span>{
00148 <a name="l00129"></a>00129     aMessage.Panic( KCSSyncServer,aPanic ); <span class="comment">// Note: this panics the client thread,</span>
00149 <a name="l00130"></a>00130                                    <span class="comment">// not server</span>
00150 <a name="l00131"></a>00131     }
00151 <a name="l00132"></a>00132 
00152 <a name="l00133"></a>00133 <span class="comment">// End of File</span>
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