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<h1>E:/uas2/Server/RecvPacket.h</h1><a href="_recv_packet_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment">* This file is part of UAS2.</span>
<a name="l00003"></a>00003 <span class="comment">*</span>
<a name="l00004"></a>00004 <span class="comment">* UAS2 is free software; you can redistribute it and/or modify</span>
<a name="l00005"></a>00005 <span class="comment">* it under the terms of the GNU General Public License as published by</span>
<a name="l00006"></a>00006 <span class="comment">* the Free Software Foundation; either version 2 of the License, or</span>
<a name="l00007"></a>00007 <span class="comment">* (at your option) any later version.</span>
<a name="l00008"></a>00008 <span class="comment">*</span>
<a name="l00009"></a>00009 <span class="comment">* UAS2 is distributed in the hope that it will be useful,</span>
<a name="l00010"></a>00010 <span class="comment">* but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00011"></a>00011 <span class="comment">* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span>
<a name="l00012"></a>00012 <span class="comment">* GNU General Public License for more details.</span>
<a name="l00013"></a>00013 <span class="comment"></span>
<a name="l00014"></a>00014 <span class="comment">* You should have received a copy of the GNU General Public License</span>
<a name="l00015"></a>00015 <span class="comment">* along with UASv1; if not, write to the Free Software</span>
<a name="l00016"></a>00016 <span class="comment">* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA</span>
<a name="l00017"></a>00017 <span class="comment">*/</span>
<a name="l00018"></a>00018 
<a name="l00023"></a>00023 <span class="preprocessor">#ifndef __RECVPACKET_H</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span><span class="preprocessor">#define __RECVPACKET_H</span>
<a name="l00025"></a>00025 <span class="preprocessor"></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include &lt;cassert&gt;</span>
<a name="l00027"></a>00027 
<a name="l00028"></a>00028 <span class="preprocessor">#include &quot;<a class="code" href="_shared_8h.html">Shared.h</a>&quot;</span>
<a name="l00029"></a>00029 
<a name="l00030"></a><a class="code" href="classc_recv_packet.html">00030</a> <span class="keyword">class </span><a class="code" href="classc_recv_packet.html">cRecvPacket</a>
<a name="l00031"></a>00031 {
<a name="l00032"></a>00032 <span class="keyword">public</span>:
<a name="l00033"></a>00033         <a class="code" href="classc_recv_packet.html">cRecvPacket</a>( ) 
<a name="l00034"></a>00034                 :       m_wSize( 0 )
<a name="l00035"></a>00035         {
<a name="l00036"></a>00036                 m_pcTH = <span class="keyword">reinterpret_cast&lt;</span> <a class="code" href="structc_transport_header.html">cTransportHeader</a> * <span class="keyword">&gt;</span>( m_bData );
<a name="l00037"></a>00037         }
<a name="l00038"></a>00038 
<a name="l00039"></a>00039         ~<a class="code" href="classc_recv_packet.html">cRecvPacket</a>( ) {}
<a name="l00040"></a>00040 
<a name="l00041"></a>00041         <span class="keyword">inline</span> DWORD    GetSequence     ( )     { <span class="keywordflow">return</span> m_pcTH-&gt;m_dwSequence;  }
<a name="l00042"></a>00042         <span class="keyword">inline</span> DWORD    GetFlags        ( )     { <span class="keywordflow">return</span> m_pcTH-&gt;<a class="code" href="structc_transport_header.html#a1e7fd0349092e3c2799f574e53414adf" title="0x00 - 0x03">m_dwFlags</a>;             }
<a name="l00043"></a>00043         <span class="keyword">inline</span> DWORD    GetCRC          ( ) { <span class="keywordflow">return</span> m_pcTH-&gt;<a class="code" href="structc_transport_header.html#a3fc84ee42f26204b137d4df1c65bf1c3" title="0x04 - 0x07">m_dwCRC</a>;           }
<a name="l00044"></a>00044         <span class="keyword">inline</span> WORD             GetLogicalID( ) { <span class="keywordflow">return</span> m_pcTH-&gt;<a class="code" href="structc_transport_header.html#a34986761fe175921ab35db53d6ab8b6c" title="0x08 - 0x0B">m_wLogicalID</a>;  }
<a name="l00045"></a>00045         <span class="keyword">inline</span> WORD             GetTime         ( )     { <span class="keywordflow">return</span> m_pcTH-&gt;<a class="code" href="structc_transport_header.html#a426e0c7926a43c41738c97192747943a" title="0x0C - 0x0D">m_wTime</a>;               }
<a name="l00046"></a>00046         <span class="keyword">inline</span> WORD             GetTotalSize( ) { <span class="keywordflow">return</span> m_pcTH-&gt;<a class="code" href="structc_transport_header.html#ab2da7be7e3a7c2ef02e78a81a959878b" title="0x0E - 0x0F">m_wTotalSize</a>;  }
<a name="l00047"></a>00047         <span class="keyword">inline</span> WORD             GetTable        ( ) { <span class="keywordflow">return</span> m_pcTH-&gt;<a class="code" href="structc_transport_header.html#ae9f095331be7ab4be89b7b40be43670c" title="0x10 - 0x11">m_wTable</a>;          }
<a name="l00048"></a>00048 
<a name="l00049"></a>00049         <span class="keyword">inline</span> BYTE     *GetPayloadFront( )                                     { <span class="keywordflow">return</span> m_bData + <span class="keyword">sizeof</span>( <a class="code" href="structc_transport_header.html">cTransportHeader</a> );                          }
<a name="l00050"></a>00050         <span class="keyword">inline</span> BYTE     *GetPayload             ( WORD wOffset )        { <span class="keywordflow">return</span> m_bData + <span class="keyword">sizeof</span>( <a class="code" href="structc_transport_header.html">cTransportHeader</a> ) + wOffset;        }
<a name="l00051"></a>00051         <span class="keyword">inline</span> BYTE     *GetPayloadBack ( )                                     { <span class="keywordflow">return</span> m_bData + <span class="keyword">sizeof</span>( <a class="code" href="structc_transport_header.html">cTransportHeader</a> ) + m_pcTH-&gt;<a class="code" href="structc_transport_header.html#ab2da7be7e3a7c2ef02e78a81a959878b" title="0x0E - 0x0F">m_wTotalSize</a>;   }
<a name="l00052"></a>00052         
<a name="l00053"></a>00053         <span class="keyword">inline</span> <span class="keywordtype">void</span> CopyPayload( WORD wOffset, <span class="keywordtype">void</span> *pDest, WORD wSize )
<a name="l00054"></a>00054         { 
<a name="l00055"></a>00055                 CopyMemory( pDest, m_bData + <span class="keyword">sizeof</span>( <a class="code" href="structc_transport_header.html">cTransportHeader</a> ) + wOffset, wSize ); 
<a name="l00056"></a>00056         }
<a name="l00057"></a>00057 
<a name="l00058"></a>00058         <span class="keyword">inline</span> BYTE&amp; operator[]( <span class="keywordtype">int</span> n )
<a name="l00059"></a>00059         {
<a name="l00060"></a>00060 <span class="preprocessor">        #ifdef _DEBUG</span>
<a name="l00061"></a>00061 <span class="preprocessor"></span>                WORD wMaxSize = GetTotalSize( ) + <span class="keyword">sizeof</span>( <a class="code" href="structc_transport_header.html">cTransportHeader</a> );
<a name="l00062"></a>00062                 <span class="keywordflow">if</span> ( wMaxSize &gt; 0 )
<a name="l00063"></a>00063                         assert( n &lt; wMaxSize );
<a name="l00064"></a>00064 <span class="preprocessor">        #endif</span>
<a name="l00065"></a>00065 <span class="preprocessor"></span>
<a name="l00066"></a>00066                 <span class="keywordflow">return</span> m_bData[n];
<a name="l00067"></a>00067         }
<a name="l00068"></a>00068 
<a name="l00069"></a>00069         <span class="keyword">inline</span> <span class="keywordtype">int</span> GetPadding( BYTE *pbStart );
<a name="l00070"></a>00070 
<a name="l00071"></a>00071         BYTE            m_bData[MAX_PACKET_SIZE];
<a name="l00072"></a>00072         WORD            m_wSize;
<a name="l00073"></a>00073         SOCKADDR_IN m_saSockAddr;
<a name="l00074"></a>00074 
<a name="l00075"></a>00075 <span class="keyword">private</span>:
<a name="l00076"></a>00076         <a class="code" href="structc_transport_header.html">cTransportHeader</a> *m_pcTH;
<a name="l00077"></a>00077 };
<a name="l00078"></a>00078 
<a name="l00079"></a>00079 <span class="keyword">inline</span> <span class="keywordtype">int</span> cRecvPacket::GetPadding( BYTE *pbStart )
<a name="l00080"></a>00080 {
<a name="l00081"></a>00081         WORD wSize = *(WORD *)pbStart;
<a name="l00082"></a>00082         pbStart += (<span class="keyword">sizeof</span>( WORD ) + wSize);
<a name="l00083"></a>00083 
<a name="l00084"></a>00084         DWORD dwDiff = pbStart - m_bData;
<a name="l00085"></a>00085 
<a name="l00086"></a>00086         <span class="keywordflow">if</span>( dwDiff &lt; 4 )
<a name="l00087"></a>00087                 <span class="keywordflow">return</span> 4 - dwDiff; 
<a name="l00088"></a>00088         <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( (dwDiff % 4) != 0 ) 
<a name="l00089"></a>00089                 <span class="keywordflow">return</span> 4 - (dwDiff % 4); 
<a name="l00090"></a>00090         <span class="keywordflow">else</span> 
<a name="l00091"></a>00091                 <span class="keywordflow">return</span> 0; 
<a name="l00092"></a>00092 }
<a name="l00093"></a>00093 
<a name="l00094"></a>00094 <span class="preprocessor">#endif  // #ifndef __RECVPACKET_H</span>
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