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<hr><h1>buf_net_base.h</h1><a href="buf__net__base_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
00007 <font class="comment">/* Copyright, 2001 Nevrax Ltd.</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00013 <font class="comment"> * any later version.</font>
00014 <font class="comment"></font>
00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment"> * General Public License for more details.</font>
00019 <font class="comment"></font>
00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00023 <font class="comment"> * MA 02111-1307, USA.</font>
00024 <font class="comment"> */</font>
00025
00026 <font class="preprocessor">#ifndef NL_BUF_NET_BASE_H</font>
00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_BUF_NET_BASE_H</font>
00028 <font class="preprocessor"></font>
00029 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="mutex_8h.html">nel/misc/mutex.h</a>"</font>
00031 <font class="preprocessor">#include "<a class="code" href="buf__fifo_8h.html">nel/misc/buf_fifo.h</a>"</font>
00032 <font class="preprocessor">#include "<a class="code" href="thread_8h.html">nel/misc/thread.h</a>"</font>
00033 <font class="preprocessor">#include "<a class="code" href="debug_8h.html">nel/misc/debug.h</a>"</font>
00034 <font class="preprocessor">#include "<a class="code" href="common_8h.html">nel/misc/common.h</a>"</font>
00035
00036 <font class="keyword">namespace </font>NLNET {
00037
00038
00039 <font class="keyword">class </font>CBufSock;
00040
00042 <font class="keyword">typedef</font> CBufSock *<a class="code" href="namespaceNLNET.html#a0">TSockId</a>;
00043
00044 <font class="keyword">static</font> <font class="keyword">const</font> <a class="code" href="namespaceNLNET.html#a0">TSockId</a> <a class="code" href="namespaceNLNET.html#a1">InvalidSockId</a> = (TSockId) NULL;
00045
00047 <font class="keyword">typedef</font> <a class="code" href="driver__opengl__extension__def_8h.html#a424">void</a> (*<a class="code" href="namespaceNLNET.html#a2">TNetCallback</a>) ( <a class="code" href="namespaceNLNET.html#a0">TSockId</a> from, <font class="keywordtype">void</font> *arg );
00048
00050 <font class="keyword">typedef</font> std::pair<TNetCallback,TSockId> <a class="code" href="namespaceNLNET.html#a3">TStoredNetCallback</a>;
00051
00053 <font class="keyword">typedef</font> NLMISC::CSynchronized<NLMISC::CBufFIFO> <a class="code" href="namespaceNLNET.html#a4">CSynchronizedFIFO</a>;
00054
00056 <font class="keyword">typedef</font> CSynchronizedFIFO::CAccessor <a class="code" href="namespaceNLNET.html#a5">CFifoAccessor</a>;
00057
00059 <font class="keyword">typedef</font> uint32 <a class="code" href="namespaceNLNET.html#a6">TBlockSize</a>;
00060
00061
<a name="l00073"></a><a class="code" href="classNLNET_1_1CBufNetBase.html">00073</a> <font class="keyword">class </font>CBufNetBase
00074 {
00075 <font class="keyword">public</font>:
00076
<a name="l00078"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#s3">00078</a> <font class="keyword">enum</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#s3">TEventType</a> { <a class="code" href="classNLNET_1_1CBufNetBase.html#s3s0">User</a> = <font class="charliteral">'U'</font>, <a class="code" href="classNLNET_1_1CBufNetBase.html#s3s1">Connection</a> = <font class="charliteral">'C'</font>, <a class="code" href="classNLNET_1_1CBufNetBase.html#s3s2">Disconnection</a> = <font class="charliteral">'D'</font> };
00079
<a name="l00081"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#a0">00081</a> <font class="keyword">virtual</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#a0">~CBufNetBase</a>() {};
00082
<a name="l00084"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#a1">00084</a> <font class="keywordtype">void</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#a1">setDisconnectionCallback</a>( <a class="code" href="namespaceNLNET.html#a2">TNetCallback</a> cb, <font class="keywordtype">void</font>* arg ) { <a class="code" href="classNLNET_1_1CBufNetBase.html#o2">_DisconnectionCallback</a> = cb; <a class="code" href="classNLNET_1_1CBufNetBase.html#o3">_DisconnectionCbArg</a> = arg; }
00085
<a name="l00087"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#a2">00087</a> uint32 <a class="code" href="classNLNET_1_1CBufNetBase.html#a2">getReceiveQueueSize</a>()
00088 {
00089 <a class="code" href="namespaceNLNET.html#a5">CFifoAccessor</a> syncfifo( &<a class="code" href="classNLNET_1_1CBufNetBase.html#o0">_RecvFifo</a> );
00090 <font class="keywordflow">return</font> syncfifo.value().size();
00091 }
00092
<a name="l00100"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#a3">00100</a> <font class="keywordtype">void</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#a3">setMaxExpectedBlockSize</a>( sint32 limit )
00101 {
00102 <font class="keywordflow">if</font> ( limit < 0 )
00103 <a class="code" href="classNLNET_1_1CBufNetBase.html#o4">_MaxExpectedBlockSize</a> = 0x7FFFFFF;
00104 <font class="keywordflow">else</font>
00105 <a class="code" href="classNLNET_1_1CBufNetBase.html#o4">_MaxExpectedBlockSize</a> = (uint32)limit;
00106 }
00107
<a name="l00115"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#a4">00115</a> <font class="keywordtype">void</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#a4">setMaxSentBlockSize</a>( sint32 limit )
00116 {
00117 <font class="keywordflow">if</font> ( limit < 0 )
00118 <a class="code" href="classNLNET_1_1CBufNetBase.html#o5">_MaxSentBlockSize</a> = 0x7FFFFFF;
00119 <font class="keywordflow">else</font>
00120 <a class="code" href="classNLNET_1_1CBufNetBase.html#o5">_MaxSentBlockSize</a> = (uint32)limit;
00121 }
00122
<a name="l00124"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#a5">00124</a> uint32 <a class="code" href="classNLNET_1_1CBufNetBase.html#a5">maxExpectedBlockSize</a>()<font class="keyword"> const</font>
00125 <font class="keyword"> </font>{
00126 <font class="keywordflow">return</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#o4">_MaxExpectedBlockSize</a>;
00127 }
00128
<a name="l00130"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#a6">00130</a> uint32 <a class="code" href="classNLNET_1_1CBufNetBase.html#a6">maxSentBlockSize</a>()<font class="keyword"> const</font>
00131 <font class="keyword"> </font>{
00132 <font class="keywordflow">return</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#o5">_MaxSentBlockSize</a>;
00133 }
00134
00135 <font class="keyword">protected</font>:
00136
<a name="l00137"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#l0">00137</a> <font class="keyword">friend</font> <font class="keyword">class </font>NLNET::CBufSock;
00138
00140 <a class="code" href="classNLNET_1_1CBufNetBase.html#b0">CBufNetBase</a>();
00141
<a name="l00143"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#b1">00143</a> <a class="code" href="namespaceNLNET.html#a4">CSynchronizedFIFO</a>& <a class="code" href="classNLNET_1_1CBufNetBase.html#b1">receiveQueue</a>() { <font class="keywordflow">return</font> _RecvFifo; }
00144
<a name="l00146"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#b2">00146</a> <a class="code" href="namespaceNLNET.html#a2">TNetCallback</a> <a class="code" href="classNLNET_1_1CBufNetBase.html#b2">disconnectionCallback</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#o2">_DisconnectionCallback</a>; }
00147
<a name="l00149"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#b3">00149</a> <font class="keywordtype">void</font>* <a class="code" href="classNLNET_1_1CBufNetBase.html#b3">argOfDisconnectionCallback</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#o3">_DisconnectionCbArg</a>; }
00150
00152 <font class="comment">// TODO OPTIM never use this function</font>
<a name="l00153"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#b4">00153</a> <font class="keywordtype">void</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#b4">pushMessageIntoReceiveQueue</a>( <font class="keyword">const</font> std::vector<uint8>& buffer )
00154 {
00155 <font class="comment">//sint32 mbsize;</font>
00156 {
00157 <font class="comment">//nldebug( "BNB: Acquiring the receive queue... ");</font>
00158 <a class="code" href="namespaceNLNET.html#a5">CFifoAccessor</a> recvfifo( &<a class="code" href="classNLNET_1_1CBufNetBase.html#o0">_RecvFifo</a> );
00159 <font class="comment">//nldebug( "BNB: Acquired, pushing the received buffer... ");</font>
00160 recvfifo.value().push( buffer );
00161 <font class="comment">//nldebug( "BNB: Pushed, releasing the receive queue..." );</font>
00162 <font class="comment">//mbsize = recvfifo.value().size() / 1048576;</font>
00163 <a class="code" href="classNLNET_1_1CBufNetBase.html#b6">setDataAvailableFlag</a>( <font class="keyword">true</font> );
00164 }
00165 <font class="comment">//nldebug( "BNB: Released." );</font>
00166 <font class="comment">//if ( mbsize > 1 )</font>
00167 <font class="comment">//{</font>
00168 <font class="comment">// nlwarning( "The receive queue size exceeds %d MB", mbsize );</font>
00169 <font class="comment">//}</font>
00170 }
00171
<a name="l00172"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#b5">00172</a> <font class="keywordtype">void</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#b4">pushMessageIntoReceiveQueue</a>( <font class="keyword">const</font> uint8 *buffer, uint32 size)
00173 {
00174 <font class="comment">//sint32 mbsize;</font>
00175 {
00176 <font class="comment">//nldebug( "BNB: Acquiring the receive queue... ");</font>
00177 <a class="code" href="namespaceNLNET.html#a5">CFifoAccessor</a> recvfifo( &<a class="code" href="classNLNET_1_1CBufNetBase.html#o0">_RecvFifo</a> );
00178 <font class="comment">//nldebug( "BNB: Acquired, pushing the received buffer... ");</font>
00179 recvfifo.value().push( buffer, size );
00180 <font class="comment">//nldebug( "BNB: Pushed, releasing the receive queue..." );</font>
00181 <font class="comment">//mbsize = recvfifo.value().size() / 1048576;</font>
00182 <a class="code" href="classNLNET_1_1CBufNetBase.html#b6">setDataAvailableFlag</a>( <font class="keyword">true</font> );
00183 }
00184 <font class="comment">//nldebug( "BNB: Released." );</font>
00185 <font class="comment">/*if ( mbsize > 1 )</font>
00186 <font class="comment"> {</font>
00187 <font class="comment"> nlwarning( "The receive queue size exceeds %d MB", mbsize );</font>
00188 <font class="comment"> }*/</font>
00189 }
00190
<a name="l00192"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#b6">00192</a> <font class="keywordtype">void</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#b6">setDataAvailableFlag</a>( <font class="keywordtype">bool</font> da ) { <a class="code" href="classNLNET_1_1CBufNetBase.html#o1">_DataAvailable</a> = da; }
00193
<a name="l00195"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#b7">00195</a> <font class="keyword">volatile</font> <font class="keywordtype">bool</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#b7">dataAvailableFlag</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#o1">_DataAvailable</a>; }
00196
00197 <font class="keyword">private</font>:
00198
<a name="l00200"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#o0">00200</a> <a class="code" href="namespaceNLNET.html#a4">CSynchronizedFIFO</a> <a class="code" href="classNLNET_1_1CBufNetBase.html#o0">_RecvFifo</a>;
00201
<a name="l00203"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#o1">00203</a> <font class="keyword">volatile</font> <font class="keywordtype">bool</font> <a class="code" href="classNLNET_1_1CBufNetBase.html#o1">_DataAvailable</a>;
00204
<a name="l00206"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#o2">00206</a> <a class="code" href="namespaceNLNET.html#a2">TNetCallback</a> <a class="code" href="classNLNET_1_1CBufNetBase.html#o2">_DisconnectionCallback</a>;
00207
<a name="l00209"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#o3">00209</a> <font class="keywordtype">void</font>* <a class="code" href="classNLNET_1_1CBufNetBase.html#o3">_DisconnectionCbArg</a>;
00210
<a name="l00212"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#o4">00212</a> uint32 <a class="code" href="classNLNET_1_1CBufNetBase.html#o4">_MaxExpectedBlockSize</a>;
00213
<a name="l00215"></a><a class="code" href="classNLNET_1_1CBufNetBase.html#o5">00215</a> uint32 <a class="code" href="classNLNET_1_1CBufNetBase.html#o5">_MaxSentBlockSize</a>;
00216 };
00217
00218
00219 } <font class="comment">// NLNET</font>
00220
00221
00222 <font class="preprocessor">#endif // NL_BUF_NET_BASE_H</font>
00223 <font class="preprocessor"></font>
00224 <font class="comment">/* End of buf_net_base.h */</font>
</pre></div>
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