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<hr><h1>udp_sim_sock.cpp</h1><a href="udp__sim__sock_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 
00008 <font class="comment">/* Copyright, 2002 Nevrax Ltd.</font>
00009 <font class="comment"> *</font>
00010 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00011 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00012 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00013 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00014 <font class="comment"> * any later version.</font>
00015 <font class="comment"></font>
00016 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00017 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00018 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00019 <font class="comment"> * General Public License for more details.</font>
00020 <font class="comment"></font>
00021 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00022 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00023 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00024 <font class="comment"> * MA 02111-1307, USA.</font>
00025 <font class="comment"> */</font>
00026 
00027 <font class="preprocessor">#include "<a class="code" href="stdnet_8h.html">stdnet.h</a>"</font>
00028 
00029 <font class="preprocessor">#include &lt;queue&gt;</font>
00030 
00031 <font class="preprocessor">#include "<a class="code" href="config__file_8h.html">nel/misc/config_file.h</a>"</font>
00032 
00033 <font class="preprocessor">#include "<a class="code" href="udp__sock_8h.html">nel/net/udp_sock.h</a>"</font>
00034 <font class="preprocessor">#include "<a class="code" href="udp__sim__sock_8h.html">nel/net/udp_sim_sock.h</a>"</font>
00035 
00036 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
00037 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00038 
00039 <font class="keyword">namespace </font>NLNET {
00040 
00041 <font class="comment">//</font>
00042 <font class="comment">// Class</font>
00043 <font class="comment">//</font>
00044 
<a name="l00045"></a><a class="code" href="structNLNET_1_1CBufferizedOutPacket.html">00045</a> <font class="keyword">struct </font>CBufferizedOutPacket
00046 {
<a name="l00047"></a><a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#a0">00047</a>         <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#a0">CBufferizedOutPacket</a> (CUdpSock *client, <font class="keyword">const</font> uint8 *packet, uint32 packetSize, uint32 delay, <font class="keyword">const</font> CInetAddress *<a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>):
00048                 <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m0">Client</a>(client), <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m2">PacketSize</a>(packetSize), <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m3">Time</a>(CTime::getLocalTime()+delay)
00049         {
00050                 <a class="code" href="debug_8h.html#a6">nlassert</a> (packetSize &gt; 0);
00051                 <a class="code" href="debug_8h.html#a6">nlassert</a> (packet != NULL);
00052                 <a class="code" href="debug_8h.html#a6">nlassert</a> (client != NULL);
00053 
00054                 <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m1">Packet</a> = <font class="keyword">new</font> uint8[packetSize];
00055                 memcpy (<a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m1">Packet</a>, packet, packetSize);
00056 
00057                 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a> != NULL)
00058                 {
00059                         <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m4">Addr</a> = <font class="keyword">new</font> CInetAddress;
00060                         *<a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m4">Addr</a> = *<a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>;
00061                 }
00062                 <font class="keywordflow">else</font>
00063                 {
00064                         <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m4">Addr</a> = NULL;
00065                 }
00066         }
00067 
<a name="l00068"></a><a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#a1">00068</a>         <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#a1">~CBufferizedOutPacket</a> ()
00069         {
00070                 <a class="code" href="debug_8h.html#a6">nlassert</a> (<a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m1">Packet</a> != NULL);
00071                 <font class="keyword">delete</font> [] <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m1">Packet</a>;
00072                 <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m1">Packet</a> = NULL;
00073                 <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m0">Client</a> = NULL;
00074                 <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m2">PacketSize</a> = 0;
00075                 <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m3">Time</a> = 0;
00076                 <font class="keywordflow">if</font> (<a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m4">Addr</a> != NULL)
00077                         <font class="keyword">delete</font> <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m4">Addr</a>;
00078         }
00079 
<a name="l00080"></a><a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m0">00080</a>         CUdpSock                *<a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m0">Client</a>;
<a name="l00081"></a><a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m1">00081</a>         uint8                   *<a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m1">Packet</a>;
<a name="l00082"></a><a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m2">00082</a>         uint32                   <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m2">PacketSize</a>;
<a name="l00083"></a><a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m3">00083</a>         <a class="code" href="namespaceNLMISC.html#a183">TTime</a>                    <a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m3">Time</a>;
<a name="l00084"></a><a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m4">00084</a>         CInetAddress    *<a class="code" href="structNLNET_1_1CBufferizedOutPacket.html#m4">Addr</a>;
00085 };
00086 
00087 
00088 <font class="comment">//</font>
00089 <font class="comment">// Variables</font>
00090 <font class="comment">//</font>
00091 
00092 <font class="keyword">static</font> queue&lt;CBufferizedOutPacket*&gt; <a class="code" href="namespaceNLNET.html#a65">BufferizedOutPackets</a>;
00093 <font class="keyword">static</font> queue&lt;CBufferizedOutPacket*&gt; <a class="code" href="namespaceNLNET.html#a66">BufferizedInPackets</a>;
00094 
<a name="l00095"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#r0">00095</a> uint32  CUdpSimSock::_InLag = 0;
<a name="l00096"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#r1">00096</a> uint8   CUdpSimSock::_InPacketLoss = 0;
00097 
<a name="l00098"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#r2">00098</a> uint32  CUdpSimSock::_OutLag = 0;
<a name="l00099"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#r3">00099</a> uint8   CUdpSimSock::_OutPacketLoss = 0;
<a name="l00100"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#r4">00100</a> uint8   CUdpSimSock::_OutPacketDuplication = 0;
<a name="l00101"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#r5">00101</a> uint8   CUdpSimSock::_OutPacketDisordering = 0;
00102 
00103 <font class="comment">//</font>
00104 <font class="comment">// Functions</font>
00105 <font class="comment">//</font>
00106 
<a name="l00107"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#c2">00107</a> <font class="keywordtype">void</font> CUdpSimSock::sendUDPNow (<font class="keyword">const</font> uint8 *<a class="code" href="namespaceNLNET.html#a67">buffer</a>, uint32 len, <font class="keyword">const</font> CInetAddress *<a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>)
00108 {
00109         <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a> == NULL)
00110                 <a class="code" href="classNLNET_1_1CUdpSimSock.html#m0">UdpSock</a>.send (<a class="code" href="namespaceNLNET.html#a67">buffer</a>, len);
00111         <font class="keywordflow">else</font>
00112                 <a class="code" href="classNLNET_1_1CUdpSimSock.html#m0">UdpSock</a>.sendTo (<a class="code" href="namespaceNLNET.html#a67">buffer</a>, len, *<a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>);
00113 }
00114 
<a name="l00115"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#c1">00115</a> <font class="keywordtype">void</font> CUdpSimSock::sendUDP (<font class="keyword">const</font> uint8 *<a class="code" href="namespaceNLNET.html#a67">buffer</a>, uint32&amp; len, <font class="keyword">const</font> CInetAddress *<a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>)
00116 {
00117         <a class="code" href="debug_8h.html#a6">nlassert</a> (<a class="code" href="namespaceNLNET.html#a67">buffer</a> != NULL);
00118         <a class="code" href="debug_8h.html#a6">nlassert</a> (len &gt; 0);
00119 
00120         <font class="keywordflow">if</font> ((float)rand()/(float)(RAND_MAX)*100.0f &gt;= <a class="code" href="classNLNET_1_1CUdpSimSock.html#r3">_OutPacketLoss</a>)
00121         {
00122                 sint32 lag = <a class="code" href="classNLNET_1_1CUdpSimSock.html#r2">_OutLag</a> <font class="comment">/*+ (rand()%40) - 20*/</font>;<font class="comment">// void disordering</font>
00123                 
00124                 <font class="keywordflow">if</font> (lag &gt; 100)
00125                 {
00126                         <font class="comment">// send the packet later</font>
00127 
00128                         CBufferizedOutPacket *bp = <font class="keyword">new</font> CBufferizedOutPacket (&amp;<a class="code" href="classNLNET_1_1CUdpSimSock.html#m0">UdpSock</a>, <a class="code" href="namespaceNLNET.html#a67">buffer</a>, len, lag, <a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>);
00129 
00130                         <font class="comment">// duplicate the packet</font>
00131                         <font class="keywordflow">if</font> ((float)rand()/(float)(RAND_MAX)*100.0f &lt; <a class="code" href="classNLNET_1_1CUdpSimSock.html#r5">_OutPacketDisordering</a> &amp;&amp; <a class="code" href="namespaceNLNET.html#a65">BufferizedOutPackets</a>.size() &gt; 0)
00132                         {
00133                                 CBufferizedOutPacket *bp2 = <a class="code" href="namespaceNLNET.html#a65">BufferizedOutPackets</a>.back();
00134 
00135                                 <font class="comment">// exange the time</font>
00136                                 <a class="code" href="namespaceNLMISC.html#a183">TTime</a> <a class="code" href="driver__opengl__extension__def_8h.html#a384">t</a> = bp-&gt;Time;
00137                                 bp-&gt;Time = bp2-&gt;Time;
00138                                 bp2-&gt;Time = <a class="code" href="driver__opengl__extension__def_8h.html#a384">t</a>;
00139 
00140                                 <font class="comment">// exange packet in the buffer</font>
00141                                 <a class="code" href="namespaceNLNET.html#a65">BufferizedOutPackets</a>.back() = bp;
00142                                 bp = bp2;
00143                         }
00144 
00145                         <a class="code" href="namespaceNLNET.html#a65">BufferizedOutPackets</a>.push (bp);
00146 
00147                         <font class="comment">// duplicate the packet</font>
00148                         <font class="keywordflow">if</font> ((float)rand()/(float)(RAND_MAX)*100.0f &lt; <a class="code" href="classNLNET_1_1CUdpSimSock.html#r4">_OutPacketDuplication</a>)
00149                         {
00150                                 CBufferizedOutPacket *bp = <font class="keyword">new</font> CBufferizedOutPacket (&amp;<a class="code" href="classNLNET_1_1CUdpSimSock.html#m0">UdpSock</a>, <a class="code" href="namespaceNLNET.html#a67">buffer</a>, len, lag, <a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>);
00151                                 <a class="code" href="namespaceNLNET.html#a65">BufferizedOutPackets</a>.push (bp);
00152                         }
00153                 }
00154                 <font class="keywordflow">else</font>
00155                 {
00156                         <font class="comment">// send the packet NOW</font>
00157 
00158                         <a class="code" href="classNLNET_1_1CUdpSimSock.html#c2">sendUDPNow</a> (<a class="code" href="namespaceNLNET.html#a67">buffer</a>, len, <a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>);
00159 
00160                         <font class="comment">// duplicate the packet</font>
00161                         <font class="keywordflow">if</font> ((float)rand()/(float)(RAND_MAX)*100.0f &lt; <a class="code" href="classNLNET_1_1CUdpSimSock.html#r4">_OutPacketDuplication</a>)
00162                         {
00163                                 <a class="code" href="classNLNET_1_1CUdpSimSock.html#c2">sendUDPNow</a> (<a class="code" href="namespaceNLNET.html#a67">buffer</a>, len, <a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>);
00164                         }
00165                 }
00166         }
00167 }
00168 
00169 
00170 
<a name="l00171"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#c0">00171</a> <font class="keywordtype">void</font> CUdpSimSock::updateBufferizedPackets ()
00172 {
00173         <a class="code" href="namespaceNLMISC.html#a183">TTime</a> ct = CTime::getLocalTime ();
00174         <font class="keywordflow">while</font> (!<a class="code" href="namespaceNLNET.html#a65">BufferizedOutPackets</a>.empty())
00175         {
00176                 CBufferizedOutPacket *bp = <a class="code" href="namespaceNLNET.html#a65">BufferizedOutPackets</a>.front ();
00177                 <font class="keywordflow">if</font> (bp-&gt;Time &lt;= ct)
00178                 {
00179                         <font class="comment">// time to send the message</font>
00180                         <a class="code" href="classNLNET_1_1CUdpSimSock.html#c2">sendUDPNow</a> (bp-&gt;Packet, bp-&gt;PacketSize, bp-&gt;Addr);
00181                         <font class="keyword">delete</font> bp;
00182                         <a class="code" href="namespaceNLNET.html#a65">BufferizedOutPackets</a>.pop ();
00183                 }
00184                 <font class="keywordflow">else</font>
00185                 {
00186                         <font class="keywordflow">break</font>;
00187                 }
00188         }
00189 }
00190 
<a name="l00191"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#a140">00191</a> <font class="keywordtype">void</font>                            <a class="code" href="namespaceNLNET.html#a140">cbSimVar</a> (CConfigFile::CVar &amp;var)
00192 {
00193              <font class="keywordflow">if</font> (var.Name == <font class="stringliteral">"SimInLag"</font>) CUdpSimSock::_InLag = var.asInt ();
00194         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (var.Name == <font class="stringliteral">"SimInPacketLost"</font>) CUdpSimSock::_InPacketLoss = var.asInt ();
00195         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (var.Name == <font class="stringliteral">"SimOutLag"</font>) CUdpSimSock::_OutLag = var.asInt ();
00196         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (var.Name == <font class="stringliteral">"SimOutPacketLost"</font>) CUdpSimSock::_OutPacketLoss = var.asInt ();
00197         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (var.Name == <font class="stringliteral">"SimOutPacketDuplication"</font>) CUdpSimSock::_OutPacketDuplication = var.asInt ();
00198         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (var.Name == <font class="stringliteral">"SimOutPacketDisordering"</font>) CUdpSimSock::_OutPacketDisordering = var.asInt ();
00199         <font class="keywordflow">else</font> <a class="code" href="debug_8h.html#a12">nlstop</a>;
00200 }
00201 
<a name="l00202"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#d0">00202</a> <font class="keywordtype">void</font>                            CUdpSimSock::setSimValues (<a class="code" href="classNLMISC_1_1CConfigFile.html">NLMISC::CConfigFile</a> &amp;cf)
00203 {
00204         cf.<a class="code" href="classNLMISC_1_1CConfigFile.html#a11">setCallback</a> (<font class="stringliteral">"SimInLag"</font>, <a class="code" href="classNLNET_1_1CUdpSimSock.html#a140">cbSimVar</a>);
00205         cf.<a class="code" href="classNLMISC_1_1CConfigFile.html#a11">setCallback</a> (<font class="stringliteral">"SimInPacketLost"</font>, <a class="code" href="classNLNET_1_1CUdpSimSock.html#a140">cbSimVar</a>);
00206         cf.<a class="code" href="classNLMISC_1_1CConfigFile.html#a11">setCallback</a> (<font class="stringliteral">"SimOutLag"</font>, <a class="code" href="classNLNET_1_1CUdpSimSock.html#a140">cbSimVar</a>);
00207         cf.<a class="code" href="classNLMISC_1_1CConfigFile.html#a11">setCallback</a> (<font class="stringliteral">"SimOutPacketLost"</font>, <a class="code" href="classNLNET_1_1CUdpSimSock.html#a140">cbSimVar</a>);
00208         cf.<a class="code" href="classNLMISC_1_1CConfigFile.html#a11">setCallback</a> (<font class="stringliteral">"SimOutPacketDuplication"</font>, <a class="code" href="classNLNET_1_1CUdpSimSock.html#a140">cbSimVar</a>);
00209         cf.<a class="code" href="classNLMISC_1_1CConfigFile.html#a11">setCallback</a> (<font class="stringliteral">"SimOutPacketDisordering"</font>, <a class="code" href="classNLNET_1_1CUdpSimSock.html#a140">cbSimVar</a>);
00210         
00211         <font class="keywordflow">try</font>
00212         {
00213                 <a class="code" href="classNLNET_1_1CUdpSimSock.html#a140">cbSimVar</a> (cf.<a class="code" href="classNLMISC_1_1CConfigFile.html#a2">getVar</a>(<font class="stringliteral">"SimInLag"</font>));
00214                 <a class="code" href="classNLNET_1_1CUdpSimSock.html#a140">cbSimVar</a> (cf.<a class="code" href="classNLMISC_1_1CConfigFile.html#a2">getVar</a>(<font class="stringliteral">"SimInPacketLost"</font>));
00215                 <a class="code" href="classNLNET_1_1CUdpSimSock.html#a140">cbSimVar</a> (cf.<a class="code" href="classNLMISC_1_1CConfigFile.html#a2">getVar</a>(<font class="stringliteral">"SimOutLag"</font>));
00216                 <a class="code" href="classNLNET_1_1CUdpSimSock.html#a140">cbSimVar</a> (cf.<a class="code" href="classNLMISC_1_1CConfigFile.html#a2">getVar</a>(<font class="stringliteral">"SimOutPacketLost"</font>));
00217                 <a class="code" href="classNLNET_1_1CUdpSimSock.html#a140">cbSimVar</a> (cf.<a class="code" href="classNLMISC_1_1CConfigFile.html#a2">getVar</a>(<font class="stringliteral">"SimOutPacketDuplication"</font>));
00218                 <a class="code" href="classNLNET_1_1CUdpSimSock.html#a140">cbSimVar</a> (cf.<a class="code" href="classNLMISC_1_1CConfigFile.html#a2">getVar</a>(<font class="stringliteral">"SimOutPacketDisordering"</font>));
00219         }
00220         <font class="keywordflow">catch</font> (Exception &amp;e)
00221         {
00222                 <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"Problem during getting Sim values from config file: %s"</font>, e.what());
00223         }
00224 }
00225 
<a name="l00226"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#a1">00226</a> <font class="keywordtype">void</font>                            CUdpSimSock::connect( <font class="keyword">const</font> CInetAddress&amp; <a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a> )
00227 {
00228         <a class="code" href="classNLNET_1_1CUdpSimSock.html#m0">UdpSock</a>.connect (<a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>);
00229 }
00230 
<a name="l00231"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#a2">00231</a> <font class="keywordtype">void</font>                            CUdpSimSock::close()
00232 {
00233         <a class="code" href="classNLNET_1_1CUdpSimSock.html#m0">UdpSock</a>.close ();
00234 }
00235 
00236 uint8 <a class="code" href="namespaceNLNET.html#a67">buffer</a> [10000];
00237 
<a name="l00238"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#a3">00238</a> <font class="keywordtype">bool</font>                            CUdpSimSock::dataAvailable ()
00239 {
00240         <a class="code" href="classNLNET_1_1CUdpSimSock.html#c0">updateBufferizedPackets</a> ();
00241 
00242         <font class="keywordflow">if</font> (<a class="code" href="classNLNET_1_1CUdpSimSock.html#r0">_InLag</a> &gt; 0)
00243         {
00244                 <font class="keywordflow">while</font> (<a class="code" href="classNLNET_1_1CUdpSimSock.html#m0">UdpSock</a>.dataAvailable ())
00245                 {
00246                         CInetAddress <a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>;
00247                         uint len = 10000;
00248                         <a class="code" href="classNLNET_1_1CUdpSimSock.html#m0">UdpSock</a>.receivedFrom (<a class="code" href="namespaceNLNET.html#a67">buffer</a>, len, <a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>);
00249 
00250                         <font class="keywordflow">if</font> ((float)rand()/(float)(RAND_MAX)*100.0f &gt;= <a class="code" href="classNLNET_1_1CUdpSimSock.html#r1">_InPacketLoss</a>)
00251                         {
00252                                 CBufferizedOutPacket *bp = <font class="keyword">new</font> CBufferizedOutPacket (&amp;<a class="code" href="classNLNET_1_1CUdpSimSock.html#m0">UdpSock</a>, <a class="code" href="namespaceNLNET.html#a67">buffer</a>, len, <a class="code" href="classNLNET_1_1CUdpSimSock.html#r0">_InLag</a>, &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>);
00253                                 <a class="code" href="namespaceNLNET.html#a66">BufferizedInPackets</a>.push (bp);
00254                         }
00255                 }
00256 
00257                 <a class="code" href="namespaceNLMISC.html#a183">TTime</a> ct = CTime::getLocalTime ();
00258                 <font class="keywordflow">if</font> (!<a class="code" href="namespaceNLNET.html#a66">BufferizedInPackets</a>.empty() &amp;&amp; <a class="code" href="namespaceNLNET.html#a66">BufferizedInPackets</a>.front ()-&gt;Time &lt;= ct)
00259                         <font class="keywordflow">return</font> <font class="keyword">true</font>;
00260                 <font class="keywordflow">else</font>
00261                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00262         }
00263         <font class="keywordflow">else</font>
00264         {
00265                 <font class="keywordflow">return</font> <a class="code" href="classNLNET_1_1CUdpSimSock.html#m0">UdpSock</a>.dataAvailable ();
00266         }
00267 }
00268 
<a name="l00269"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#a4">00269</a> <font class="keywordtype">bool</font>                            CUdpSimSock::receive (uint8 *<a class="code" href="namespaceNLNET.html#a67">buffer</a>, uint32&amp; len, <font class="keywordtype">bool</font> throw_exception)
00270 {
00271         <font class="keywordflow">if</font> (<a class="code" href="classNLNET_1_1CUdpSimSock.html#r0">_InLag</a>&gt; 0)
00272         {
00273                 <font class="keywordflow">if</font> (<a class="code" href="namespaceNLNET.html#a66">BufferizedInPackets</a>.empty())
00274                 {
00275                         <font class="keywordflow">if</font> (throw_exception)
00276                                 <font class="keywordflow">throw</font> Exception (<font class="stringliteral">"no data available"</font>);
00277                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00278                 }
00279                 
00280                 CBufferizedOutPacket *bp = <a class="code" href="namespaceNLNET.html#a66">BufferizedInPackets</a>.front ();
00281                 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a> = <a class="code" href="bit__set_8cpp.html#a0">min</a> (len, bp-&gt;PacketSize);
00282                 memcpy (<a class="code" href="namespaceNLNET.html#a67">buffer</a>, bp-&gt;Packet, <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>);
00283                 len = <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>;
00284 
00285                 <font class="keyword">delete</font> bp;
00286                 <a class="code" href="namespaceNLNET.html#a66">BufferizedInPackets</a>.pop ();
00287                 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00288         }
00289         <font class="keywordflow">else</font>
00290         {
00291                 <font class="keywordflow">return</font> <a class="code" href="classNLNET_1_1CUdpSimSock.html#m0">UdpSock</a>.receive(<a class="code" href="namespaceNLNET.html#a67">buffer</a>, len, throw_exception);
00292         }
00293 }
00294 
<a name="l00295"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#a5">00295</a> CSock::TSockResult      CUdpSimSock::send (<font class="keyword">const</font> uint8 *<a class="code" href="namespaceNLNET.html#a67">buffer</a>, uint32&amp; len, <font class="keywordtype">bool</font> throw_exception)
00296 {
00297         <a class="code" href="classNLNET_1_1CUdpSimSock.html#c1">sendUDP</a> (<a class="code" href="namespaceNLNET.html#a67">buffer</a>, len);
00298         <font class="keywordflow">return</font> CSock::Ok;
00299 }
00300         
<a name="l00301"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#a6">00301</a> <font class="keywordtype">void</font> CUdpSimSock::sendTo (<font class="keyword">const</font> uint8 *<a class="code" href="namespaceNLNET.html#a67">buffer</a>, uint32&amp; len, <font class="keyword">const</font> CInetAddress&amp; <a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>)
00302 {
00303         <a class="code" href="classNLNET_1_1CUdpSimSock.html#c1">sendUDP</a> (<a class="code" href="namespaceNLNET.html#a67">buffer</a>, len, &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a414">addr</a>);
00304 }
00305 
<a name="l00306"></a><a class="code" href="classNLNET_1_1CUdpSimSock.html#a7">00306</a> <font class="keywordtype">bool</font>                            CUdpSimSock::connected()
00307 {
00308         <font class="keywordflow">return</font> <a class="code" href="classNLNET_1_1CUdpSimSock.html#m0">UdpSock</a>.connected ();
00309 }
00310 
00311 } <font class="comment">// NLNET</font>
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