<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>SFML - Simple and Fast Multimedia Library</title>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8" />
<link href="doxygen.css" rel="stylesheet" type="text/css" />
<link href="tabs.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="logo">
<img src="./logo.jpg" width="770" height="200" title="SFML home" alt="SFML logo" />
</div>
<!-- Generated by Doxygen 1.5.8 -->
<div class="navigation" id="top">
<div class="tabs">
<ul>
<li><a href="index.htm"><span>Main Page</span></a></li>
<li><a href="namespaces.htm"><span>Namespaces</span></a></li>
<li><a href="annotated.htm"><span>Classes</span></a></li>
<li class="current"><a href="files.htm"><span>Files</span></a></li>
</ul>
</div>
<div class="tabs">
<ul>
<li><a href="files.htm"><span>File List</span></a></li>
</ul>
</div>
<h1>Packet.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001
<a name="l00002"></a>00002 <span class="comment">//</span>
<a name="l00003"></a>00003 <span class="comment">// SFML - Simple and Fast Multimedia Library</span>
<a name="l00004"></a>00004 <span class="comment">// Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com)</span>
<a name="l00005"></a>00005 <span class="comment">//</span>
<a name="l00006"></a>00006 <span class="comment">// This software is provided 'as-is', without any express or implied warranty.</span>
<a name="l00007"></a>00007 <span class="comment">// In no event will the authors be held liable for any damages arising from the use of this software.</span>
<a name="l00008"></a>00008 <span class="comment">//</span>
<a name="l00009"></a>00009 <span class="comment">// Permission is granted to anyone to use this software for any purpose,</span>
<a name="l00010"></a>00010 <span class="comment">// including commercial applications, and to alter it and redistribute it freely,</span>
<a name="l00011"></a>00011 <span class="comment">// subject to the following restrictions:</span>
<a name="l00012"></a>00012 <span class="comment">//</span>
<a name="l00013"></a>00013 <span class="comment">// 1. The origin of this software must not be misrepresented;</span>
<a name="l00014"></a>00014 <span class="comment">// you must not claim that you wrote the original software.</span>
<a name="l00015"></a>00015 <span class="comment">// If you use this software in a product, an acknowledgment</span>
<a name="l00016"></a>00016 <span class="comment">// in the product documentation would be appreciated but is not required.</span>
<a name="l00017"></a>00017 <span class="comment">//</span>
<a name="l00018"></a>00018 <span class="comment">// 2. Altered source versions must be plainly marked as such,</span>
<a name="l00019"></a>00019 <span class="comment">// and must not be misrepresented as being the original software.</span>
<a name="l00020"></a>00020 <span class="comment">//</span>
<a name="l00021"></a>00021 <span class="comment">// 3. This notice may not be removed or altered from any source distribution.</span>
<a name="l00022"></a>00022 <span class="comment">//</span>
<a name="l00024"></a>00024 <span class="comment"></span>
<a name="l00026"></a>00026 <span class="comment">// Headers</span>
<a name="l00028"></a>00028 <span class="comment"></span><span class="preprocessor">#include <SFML/Network/Packet.hpp></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <SFML/Network/SocketHelper.hpp></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <string.h></span>
<a name="l00031"></a>00031
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="keyword">namespace </span>sf
<a name="l00034"></a>00034 {
<a name="l00038"></a><a class="code" href="classsf_1_1Packet.htm#786e5d4ced83992ceefa1799963ea858">00038</a> <a class="code" href="classsf_1_1Packet.htm#786e5d4ced83992ceefa1799963ea858" title="Default constructor.">Packet::Packet</a>() :
<a name="l00039"></a>00039 myReadPos(0),
<a name="l00040"></a>00040 myIsValid(true)
<a name="l00041"></a>00041 {
<a name="l00042"></a>00042
<a name="l00043"></a>00043 }
<a name="l00044"></a>00044
<a name="l00045"></a>00045
<a name="l00049"></a><a class="code" href="classsf_1_1Packet.htm#bd57f3b7a6e0e9119f4021754b5b19e5">00049</a> <a class="code" href="classsf_1_1Packet.htm#bd57f3b7a6e0e9119f4021754b5b19e5" title="Virtual destructor.">Packet::~Packet</a>()
<a name="l00050"></a>00050 {
<a name="l00051"></a>00051
<a name="l00052"></a>00052 }
<a name="l00053"></a>00053
<a name="l00054"></a>00054
<a name="l00058"></a><a class="code" href="classsf_1_1Packet.htm#aaa020852bd7be75625b9f64b3a77c64">00058</a> <span class="keywordtype">void</span> <a class="code" href="classsf_1_1Packet.htm#aaa020852bd7be75625b9f64b3a77c64" title="Append data to the end of the packet.">Packet::Append</a>(<span class="keyword">const</span> <span class="keywordtype">void</span>* Data, std::size_t SizeInBytes)
<a name="l00059"></a>00059 {
<a name="l00060"></a>00060 <span class="keywordflow">if</span> (Data && (SizeInBytes > 0))
<a name="l00061"></a>00061 {
<a name="l00062"></a>00062 std::size_t Start = myData.size();
<a name="l00063"></a>00063 myData.resize(Start + SizeInBytes);
<a name="l00064"></a>00064 memcpy(&myData[Start], Data, SizeInBytes);
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066 }
<a name="l00067"></a>00067
<a name="l00068"></a>00068
<a name="l00072"></a><a class="code" href="classsf_1_1Packet.htm#3a7a30fb7a39e59df0cbd773756f60da">00072</a> <span class="keywordtype">void</span> <a class="code" href="classsf_1_1Packet.htm#3a7a30fb7a39e59df0cbd773756f60da" title="Clear the packet data.">Packet::Clear</a>()
<a name="l00073"></a>00073 {
<a name="l00074"></a>00074 myData.clear();
<a name="l00075"></a>00075 myReadPos = 0;
<a name="l00076"></a>00076 myIsValid = <span class="keyword">true</span>;
<a name="l00077"></a>00077 }
<a name="l00078"></a>00078
<a name="l00079"></a>00079
<a name="l00085"></a><a class="code" href="classsf_1_1Packet.htm#78286172beef1f89bd2a77edb7118c7a">00085</a> <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="classsf_1_1Packet.htm#78286172beef1f89bd2a77edb7118c7a" title="Get a pointer to the data contained in the packet Warning : the returned pointer...">Packet::GetData</a>()<span class="keyword"> const</span>
<a name="l00086"></a>00086 <span class="keyword"></span>{
<a name="l00087"></a>00087 <span class="keywordflow">return</span> !myData.empty() ? &myData[0] : NULL;
<a name="l00088"></a>00088 }
<a name="l00089"></a>00089
<a name="l00090"></a>00090
<a name="l00094"></a><a class="code" href="classsf_1_1Packet.htm#4e6fcdc0ff42ad45b33cea22be253b0d">00094</a> std::size_t <a class="code" href="classsf_1_1Packet.htm#4e6fcdc0ff42ad45b33cea22be253b0d" title="Get the size of the data contained in the packet.">Packet::GetDataSize</a>()<span class="keyword"> const</span>
<a name="l00095"></a>00095 <span class="keyword"></span>{
<a name="l00096"></a>00096 <span class="keywordflow">return</span> myData.size();
<a name="l00097"></a>00097 }
<a name="l00098"></a>00098
<a name="l00099"></a>00099
<a name="l00103"></a><a class="code" href="classsf_1_1Packet.htm#8d587905fb63e62419f1cc338eceed36">00103</a> <span class="keywordtype">bool</span> <a class="code" href="classsf_1_1Packet.htm#8d587905fb63e62419f1cc338eceed36" title="Tell if the reading position has reached the end of the packet.">Packet::EndOfPacket</a>()<span class="keyword"> const</span>
<a name="l00104"></a>00104 <span class="keyword"></span>{
<a name="l00105"></a>00105 <span class="keywordflow">return</span> myReadPos >= myData.size();
<a name="l00106"></a>00106 }
<a name="l00107"></a>00107
<a name="l00108"></a>00108
<a name="l00112"></a><a class="code" href="classsf_1_1Packet.htm#087ae98bb7e93f8c82b29b88aee2f8d6">00112</a> <a class="code" href="classsf_1_1Packet.htm#087ae98bb7e93f8c82b29b88aee2f8d6" title="Return the validity of packet.">Packet::operator bool</a>()<span class="keyword"> const</span>
<a name="l00113"></a>00113 <span class="keyword"></span>{
<a name="l00114"></a>00114 <span class="keywordflow">return</span> myIsValid;
<a name="l00115"></a>00115 }
<a name="l00116"></a>00116
<a name="l00117"></a>00117
<a name="l00121"></a><a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16">00121</a> <a class="code" href="classsf_1_1Packet.htm" title="Packet wraps data to send / to receive through the network.">Packet</a>& <a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16" title="Operator &gt;&gt; overloads to extract data from the packet.">Packet::operator >></a>(<span class="keywordtype">bool</span>& Data)
<a name="l00122"></a>00122 {
<a name="l00123"></a>00123 Uint8 Value;
<a name="l00124"></a>00124 <span class="keywordflow">if</span> (*<span class="keyword">this</span> >> Value)
<a name="l00125"></a>00125 Data = (Value != 0);
<a name="l00126"></a>00126
<a name="l00127"></a>00127 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00128"></a>00128 }
<a name="l00129"></a>00129 <a class="code" href="classsf_1_1Packet.htm" title="Packet wraps data to send / to receive through the network.">Packet</a>& <a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16" title="Operator &gt;&gt; overloads to extract data from the packet.">Packet::operator >></a>(Int8& Data)
<a name="l00130"></a>00130 {
<a name="l00131"></a>00131 <span class="keywordflow">if</span> (CheckSize(<span class="keyword">sizeof</span>(Data)))
<a name="l00132"></a>00132 {
<a name="l00133"></a>00133 Data = *<span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>Int8*<span class="keyword">></span>(<a class="code" href="classsf_1_1Packet.htm#78286172beef1f89bd2a77edb7118c7a" title="Get a pointer to the data contained in the packet Warning : the returned pointer...">GetData</a>() + myReadPos);
<a name="l00134"></a>00134 myReadPos += <span class="keyword">sizeof</span>(Data);
<a name="l00135"></a>00135 }
<a name="l00136"></a>00136
<a name="l00137"></a>00137 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00138"></a>00138 }
<a name="l00139"></a>00139 Packet& <a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16" title="Operator &gt;&gt; overloads to extract data from the packet.">Packet::operator >></a>(Uint8& Data)
<a name="l00140"></a>00140 {
<a name="l00141"></a>00141 <span class="keywordflow">if</span> (CheckSize(<span class="keyword">sizeof</span>(Data)))
<a name="l00142"></a>00142 {
<a name="l00143"></a>00143 Data = *<span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>Uint8*<span class="keyword">></span>(<a class="code" href="classsf_1_1Packet.htm#78286172beef1f89bd2a77edb7118c7a" title="Get a pointer to the data contained in the packet Warning : the returned pointer...">GetData</a>() + myReadPos);
<a name="l00144"></a>00144 myReadPos += <span class="keyword">sizeof</span>(Data);
<a name="l00145"></a>00145 }
<a name="l00146"></a>00146
<a name="l00147"></a>00147 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00148"></a>00148 }
<a name="l00149"></a>00149 Packet& <a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16" title="Operator &gt;&gt; overloads to extract data from the packet.">Packet::operator >></a>(Int16& Data)
<a name="l00150"></a>00150 {
<a name="l00151"></a>00151 <span class="keywordflow">if</span> (CheckSize(<span class="keyword">sizeof</span>(Data)))
<a name="l00152"></a>00152 {
<a name="l00153"></a>00153 Data = ntohs(*reinterpret_cast<const Int16*>(<a class="code" href="classsf_1_1Packet.htm#78286172beef1f89bd2a77edb7118c7a" title="Get a pointer to the data contained in the packet Warning : the returned pointer...">GetData</a>() + myReadPos));
<a name="l00154"></a>00154 myReadPos += <span class="keyword">sizeof</span>(Data);
<a name="l00155"></a>00155 }
<a name="l00156"></a>00156
<a name="l00157"></a>00157 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00158"></a>00158 }
<a name="l00159"></a>00159 Packet& <a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16" title="Operator &gt;&gt; overloads to extract data from the packet.">Packet::operator >></a>(Uint16& Data)
<a name="l00160"></a>00160 {
<a name="l00161"></a>00161 <span class="keywordflow">if</span> (CheckSize(<span class="keyword">sizeof</span>(Data)))
<a name="l00162"></a>00162 {
<a name="l00163"></a>00163 Data = ntohs(*reinterpret_cast<const Uint16*>(<a class="code" href="classsf_1_1Packet.htm#78286172beef1f89bd2a77edb7118c7a" title="Get a pointer to the data contained in the packet Warning : the returned pointer...">GetData</a>() + myReadPos));
<a name="l00164"></a>00164 myReadPos += <span class="keyword">sizeof</span>(Data);
<a name="l00165"></a>00165 }
<a name="l00166"></a>00166
<a name="l00167"></a>00167 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00168"></a>00168 }
<a name="l00169"></a>00169 Packet& <a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16" title="Operator &gt;&gt; overloads to extract data from the packet.">Packet::operator >></a>(Int32& Data)
<a name="l00170"></a>00170 {
<a name="l00171"></a>00171 <span class="keywordflow">if</span> (CheckSize(<span class="keyword">sizeof</span>(Data)))
<a name="l00172"></a>00172 {
<a name="l00173"></a>00173 Data = ntohl(*reinterpret_cast<const Int32*>(<a class="code" href="classsf_1_1Packet.htm#78286172beef1f89bd2a77edb7118c7a" title="Get a pointer to the data contained in the packet Warning : the returned pointer...">GetData</a>() + myReadPos));
<a name="l00174"></a>00174 myReadPos += <span class="keyword">sizeof</span>(Data);
<a name="l00175"></a>00175 }
<a name="l00176"></a>00176
<a name="l00177"></a>00177 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00178"></a>00178 }
<a name="l00179"></a>00179 Packet& <a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16" title="Operator &gt;&gt; overloads to extract data from the packet.">Packet::operator >></a>(Uint32& Data)
<a name="l00180"></a>00180 {
<a name="l00181"></a>00181 <span class="keywordflow">if</span> (CheckSize(<span class="keyword">sizeof</span>(Data)))
<a name="l00182"></a>00182 {
<a name="l00183"></a>00183 Data = ntohl(*reinterpret_cast<const Uint32*>(<a class="code" href="classsf_1_1Packet.htm#78286172beef1f89bd2a77edb7118c7a" title="Get a pointer to the data contained in the packet Warning : the returned pointer...">GetData</a>() + myReadPos));
<a name="l00184"></a>00184 myReadPos += <span class="keyword">sizeof</span>(Data);
<a name="l00185"></a>00185 }
<a name="l00186"></a>00186
<a name="l00187"></a>00187 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00188"></a>00188 }
<a name="l00189"></a>00189 Packet& <a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16" title="Operator &gt;&gt; overloads to extract data from the packet.">Packet::operator >></a>(<span class="keywordtype">float</span>& Data)
<a name="l00190"></a>00190 {
<a name="l00191"></a>00191 <span class="keywordflow">if</span> (CheckSize(<span class="keyword">sizeof</span>(Data)))
<a name="l00192"></a>00192 {
<a name="l00193"></a>00193 Data = *<span class="keyword">reinterpret_cast<</span><span class="keyword">const </span><span class="keywordtype">float</span>*<span class="keyword">></span>(<a class="code" href="classsf_1_1Packet.htm#78286172beef1f89bd2a77edb7118c7a" title="Get a pointer to the data contained in the packet Warning : the returned pointer...">GetData</a>() + myReadPos);
<a name="l00194"></a>00194 myReadPos += <span class="keyword">sizeof</span>(Data);
<a name="l00195"></a>00195 }
<a name="l00196"></a>00196
<a name="l00197"></a>00197 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00198"></a>00198 }
<a name="l00199"></a>00199 Packet& <a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16" title="Operator &gt;&gt; overloads to extract data from the packet.">Packet::operator >></a>(<span class="keywordtype">double</span>& Data)
<a name="l00200"></a>00200 {
<a name="l00201"></a>00201 <span class="keywordflow">if</span> (CheckSize(<span class="keyword">sizeof</span>(Data)))
<a name="l00202"></a>00202 {
<a name="l00203"></a>00203 Data = *<span class="keyword">reinterpret_cast<</span><span class="keyword">const </span><span class="keywordtype">double</span>*<span class="keyword">></span>(<a class="code" href="classsf_1_1Packet.htm#78286172beef1f89bd2a77edb7118c7a" title="Get a pointer to the data contained in the packet Warning : the returned pointer...">GetData</a>() + myReadPos);
<a name="l00204"></a>00204 myReadPos += <span class="keyword">sizeof</span>(Data);
<a name="l00205"></a>00205 }
<a name="l00206"></a>00206
<a name="l00207"></a>00207 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00208"></a>00208 }
<a name="l00209"></a>00209 Packet& <a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16" title="Operator &gt;&gt; overloads to extract data from the packet.">Packet::operator >></a>(<span class="keywordtype">char</span>* Data)
<a name="l00210"></a>00210 {
<a name="l00211"></a>00211 <span class="comment">// First extract string length</span>
<a name="l00212"></a>00212 Uint32 Length;
<a name="l00213"></a>00213 *<span class="keyword">this</span> >> Length;
<a name="l00214"></a>00214
<a name="l00215"></a>00215 <span class="keywordflow">if</span> ((Length > 0) && CheckSize(Length))
<a name="l00216"></a>00216 {
<a name="l00217"></a>00217 <span class="comment">// Then extract characters</span>
<a name="l00218"></a>00218 memcpy(Data, <a class="code" href="classsf_1_1Packet.htm#78286172beef1f89bd2a77edb7118c7a" title="Get a pointer to the data contained in the packet Warning : the returned pointer...">GetData</a>() + myReadPos, Length);
<a name="l00219"></a>00219 Data[Length] = <span class="charliteral">'\0'</span>;
<a name="l00220"></a>00220
<a name="l00221"></a>00221 <span class="comment">// Update reading position</span>
<a name="l00222"></a>00222 myReadPos += Length;
<a name="l00223"></a>00223 }
<a name="l00224"></a>00224
<a name="l00225"></a>00225 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00226"></a>00226 }
<a name="l00227"></a>00227 Packet& <a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16" title="Operator &gt;&gt; overloads to extract data from the packet.">Packet::operator >></a>(std::string& Data)
<a name="l00228"></a>00228 {
<a name="l00229"></a>00229 <span class="comment">// First extract string length</span>
<a name="l00230"></a>00230 Uint32 Length;
<a name="l00231"></a>00231 *<span class="keyword">this</span> >> Length;
<a name="l00232"></a>00232
<a name="l00233"></a>00233 Data.clear();
<a name="l00234"></a>00234 <span class="keywordflow">if</span> ((Length > 0) && CheckSize(Length))
<a name="l00235"></a>00235 {
<a name="l00236"></a>00236 <span class="comment">// Then extract characters</span>
<a name="l00237"></a>00237 Data.assign(<a class="code" href="classsf_1_1Packet.htm#78286172beef1f89bd2a77edb7118c7a" title="Get a pointer to the data contained in the packet Warning : the returned pointer...">GetData</a>() + myReadPos, Length);
<a name="l00238"></a>00238
<a name="l00239"></a>00239 <span class="comment">// Update reading position</span>
<a name="l00240"></a>00240 myReadPos += Length;
<a name="l00241"></a>00241 }
<a name="l00242"></a>00242
<a name="l00243"></a>00243 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00244"></a>00244 }
<a name="l00245"></a>00245 Packet& <a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16" title="Operator &gt;&gt; overloads to extract data from the packet.">Packet::operator >></a>(<span class="keywordtype">wchar_t</span>* Data)
<a name="l00246"></a>00246 {
<a name="l00247"></a>00247 <span class="comment">// First extract string length</span>
<a name="l00248"></a>00248 Uint32 Length;
<a name="l00249"></a>00249 *<span class="keyword">this</span> >> Length;
<a name="l00250"></a>00250
<a name="l00251"></a>00251 <span class="keywordflow">if</span> ((Length > 0) && CheckSize(Length * <span class="keyword">sizeof</span>(Int32)))
<a name="l00252"></a>00252 {
<a name="l00253"></a>00253 <span class="comment">// Then extract characters</span>
<a name="l00254"></a>00254 <span class="keywordflow">for</span> (Uint32 i = 0; i < Length; ++i)
<a name="l00255"></a>00255 {
<a name="l00256"></a>00256 Uint32 c;
<a name="l00257"></a>00257 *<span class="keyword">this</span> >> c;
<a name="l00258"></a>00258 Data[i] = <span class="keyword">static_cast<</span><span class="keywordtype">wchar_t</span><span class="keyword">></span>(c);
<a name="l00259"></a>00259 }
<a name="l00260"></a>00260 Data[Length] = L<span class="charliteral">'\0'</span>;
<a name="l00261"></a>00261 }
<a name="l00262"></a>00262
<a name="l00263"></a>00263 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00264"></a>00264 }
<a name="l00265"></a>00265 Packet& <a class="code" href="classsf_1_1Packet.htm#8dfd4b8767cfd705a71d79b76d12ee16" title="Operator &gt;&gt; overloads to extract data from the packet.">Packet::operator >></a>(std::wstring& Data)
<a name="l00266"></a>00266 {
<a name="l00267"></a>00267 <span class="comment">// First extract string length</span>
<a name="l00268"></a>00268 Uint32 Length;
<a name="l00269"></a>00269 *<span class="keyword">this</span> >> Length;
<a name="l00270"></a>00270
<a name="l00271"></a>00271 Data.clear();
<a name="l00272"></a>00272 <span class="keywordflow">if</span> ((Length > 0) && CheckSize(Length * <span class="keyword">sizeof</span>(Int32)))
<a name="l00273"></a>00273 {
<a name="l00274"></a>00274 <span class="comment">// Then extract characters</span>
<a name="l00275"></a>00275 <span class="keywordflow">for</span> (Uint32 i = 0; i < Length; ++i)
<a name="l00276"></a>00276 {
<a name="l00277"></a>00277 Uint32 c;
<a name="l00278"></a>00278 *<span class="keyword">this</span> >> c;
<a name="l00279"></a>00279 Data += <span class="keyword">static_cast<</span><span class="keywordtype">wchar_t</span><span class="keyword">></span>(c);
<a name="l00280"></a>00280 }
<a name="l00281"></a>00281 }
<a name="l00282"></a>00282
<a name="l00283"></a>00283 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00284"></a>00284 }
<a name="l00285"></a>00285
<a name="l00286"></a>00286
<a name="l00290"></a><a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550">00290</a> <a class="code" href="classsf_1_1Packet.htm" title="Packet wraps data to send / to receive through the network.">Packet</a>& <a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550" title="Operator &lt;&lt; overloads to put data into the packet.">Packet::operator <<</a>(<span class="keywordtype">bool</span> Data)
<a name="l00291"></a>00291 {
<a name="l00292"></a>00292 *this << static_cast<Uint8>(Data);
<a name="l00293"></a>00293 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00294"></a>00294 }
<a name="l00295"></a>00295 <a class="code" href="classsf_1_1Packet.htm" title="Packet wraps data to send / to receive through the network.">Packet</a>& <a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550" title="Operator &lt;&lt; overloads to put data into the packet.">Packet::operator <<</a>(Int8 Data)
<a name="l00296"></a>00296 {
<a name="l00297"></a>00297 <a class="code" href="classsf_1_1Packet.htm#aaa020852bd7be75625b9f64b3a77c64" title="Append data to the end of the packet.">Append</a>(&Data, <span class="keyword">sizeof</span>(Data));
<a name="l00298"></a>00298 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00299"></a>00299 }
<a name="l00300"></a>00300 Packet& <a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550" title="Operator &lt;&lt; overloads to put data into the packet.">Packet::operator <<</a>(Uint8 Data)
<a name="l00301"></a>00301 {
<a name="l00302"></a>00302 <a class="code" href="classsf_1_1Packet.htm#aaa020852bd7be75625b9f64b3a77c64" title="Append data to the end of the packet.">Append</a>(&Data, <span class="keyword">sizeof</span>(Data));
<a name="l00303"></a>00303 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00304"></a>00304 }
<a name="l00305"></a>00305 Packet& <a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550" title="Operator &lt;&lt; overloads to put data into the packet.">Packet::operator <<</a>(Int16 Data)
<a name="l00306"></a>00306 {
<a name="l00307"></a>00307 Int16 ToWrite = htons(Data);
<a name="l00308"></a>00308 <a class="code" href="classsf_1_1Packet.htm#aaa020852bd7be75625b9f64b3a77c64" title="Append data to the end of the packet.">Append</a>(&ToWrite, <span class="keyword">sizeof</span>(ToWrite));
<a name="l00309"></a>00309 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00310"></a>00310 }
<a name="l00311"></a>00311 Packet& <a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550" title="Operator &lt;&lt; overloads to put data into the packet.">Packet::operator <<</a>(Uint16 Data)
<a name="l00312"></a>00312 {
<a name="l00313"></a>00313 Uint16 ToWrite = htons(Data);
<a name="l00314"></a>00314 <a class="code" href="classsf_1_1Packet.htm#aaa020852bd7be75625b9f64b3a77c64" title="Append data to the end of the packet.">Append</a>(&ToWrite, <span class="keyword">sizeof</span>(ToWrite));
<a name="l00315"></a>00315 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00316"></a>00316 }
<a name="l00317"></a>00317 Packet& <a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550" title="Operator &lt;&lt; overloads to put data into the packet.">Packet::operator <<</a>(Int32 Data)
<a name="l00318"></a>00318 {
<a name="l00319"></a>00319 Int32 ToWrite = htonl(Data);
<a name="l00320"></a>00320 <a class="code" href="classsf_1_1Packet.htm#aaa020852bd7be75625b9f64b3a77c64" title="Append data to the end of the packet.">Append</a>(&ToWrite, <span class="keyword">sizeof</span>(ToWrite));
<a name="l00321"></a>00321 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00322"></a>00322 }
<a name="l00323"></a>00323 Packet& <a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550" title="Operator &lt;&lt; overloads to put data into the packet.">Packet::operator <<</a>(Uint32 Data)
<a name="l00324"></a>00324 {
<a name="l00325"></a>00325 Uint32 ToWrite = htonl(Data);
<a name="l00326"></a>00326 <a class="code" href="classsf_1_1Packet.htm#aaa020852bd7be75625b9f64b3a77c64" title="Append data to the end of the packet.">Append</a>(&ToWrite, <span class="keyword">sizeof</span>(ToWrite));
<a name="l00327"></a>00327 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00328"></a>00328 }
<a name="l00329"></a>00329 Packet& <a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550" title="Operator &lt;&lt; overloads to put data into the packet.">Packet::operator <<</a>(<span class="keywordtype">float</span> Data)
<a name="l00330"></a>00330 {
<a name="l00331"></a>00331 <a class="code" href="classsf_1_1Packet.htm#aaa020852bd7be75625b9f64b3a77c64" title="Append data to the end of the packet.">Append</a>(&Data, <span class="keyword">sizeof</span>(Data));
<a name="l00332"></a>00332 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00333"></a>00333 }
<a name="l00334"></a>00334 Packet& <a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550" title="Operator &lt;&lt; overloads to put data into the packet.">Packet::operator <<</a>(<span class="keywordtype">double</span> Data)
<a name="l00335"></a>00335 {
<a name="l00336"></a>00336 <a class="code" href="classsf_1_1Packet.htm#aaa020852bd7be75625b9f64b3a77c64" title="Append data to the end of the packet.">Append</a>(&Data, <span class="keyword">sizeof</span>(Data));
<a name="l00337"></a>00337 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00338"></a>00338 }
<a name="l00339"></a>00339 Packet& <a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550" title="Operator &lt;&lt; overloads to put data into the packet.">Packet::operator <<</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* Data)
<a name="l00340"></a>00340 {
<a name="l00341"></a>00341 <span class="comment">// First insert string length</span>
<a name="l00342"></a>00342 Uint32 Length = 0;
<a name="l00343"></a>00343 <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">char</span>* c = Data; *c != <span class="charliteral">'\0'</span>; ++c)
<a name="l00344"></a>00344 ++Length;
<a name="l00345"></a>00345 *<span class="keyword">this</span> << Length;
<a name="l00346"></a>00346
<a name="l00347"></a>00347 <span class="comment">// Then insert characters</span>
<a name="l00348"></a>00348 <a class="code" href="classsf_1_1Packet.htm#aaa020852bd7be75625b9f64b3a77c64" title="Append data to the end of the packet.">Append</a>(Data, Length * <span class="keyword">sizeof</span>(<span class="keywordtype">char</span>));
<a name="l00349"></a>00349
<a name="l00350"></a>00350 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00351"></a>00351 }
<a name="l00352"></a>00352 Packet& <a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550" title="Operator &lt;&lt; overloads to put data into the packet.">Packet::operator <<</a>(<span class="keyword">const</span> std::string& Data)
<a name="l00353"></a>00353 {
<a name="l00354"></a>00354 <span class="comment">// First insert string length</span>
<a name="l00355"></a>00355 Uint32 Length = <span class="keyword">static_cast<</span>Uint32<span class="keyword">></span>(Data.size());
<a name="l00356"></a>00356 *<span class="keyword">this</span> << Length;
<a name="l00357"></a>00357
<a name="l00358"></a>00358 <span class="comment">// Then insert characters</span>
<a name="l00359"></a>00359 <span class="keywordflow">if</span> (Length > 0)
<a name="l00360"></a>00360 {
<a name="l00361"></a>00361 <a class="code" href="classsf_1_1Packet.htm#aaa020852bd7be75625b9f64b3a77c64" title="Append data to the end of the packet.">Append</a>(Data.c_str(), Length * <span class="keyword">sizeof</span>(std::string::value_type));
<a name="l00362"></a>00362 }
<a name="l00363"></a>00363
<a name="l00364"></a>00364 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00365"></a>00365 }
<a name="l00366"></a>00366 Packet& <a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550" title="Operator &lt;&lt; overloads to put data into the packet.">Packet::operator <<</a>(<span class="keyword">const</span> <span class="keywordtype">wchar_t</span>* Data)
<a name="l00367"></a>00367 {
<a name="l00368"></a>00368 <span class="comment">// First insert string length</span>
<a name="l00369"></a>00369 Uint32 Length = 0;
<a name="l00370"></a>00370 <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">wchar_t</span>* c = Data; *c != L<span class="charliteral">'\0'</span>; ++c)
<a name="l00371"></a>00371 ++Length;
<a name="l00372"></a>00372 *<span class="keyword">this</span> << Length;
<a name="l00373"></a>00373
<a name="l00374"></a>00374 <span class="comment">// Then insert characters</span>
<a name="l00375"></a>00375 <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">wchar_t</span>* c = Data; *c != L<span class="charliteral">'\0'</span>; ++c)
<a name="l00376"></a>00376 *<span class="keyword">this</span> << static_cast<Int32>(*c);
<a name="l00377"></a>00377
<a name="l00378"></a>00378 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00379"></a>00379 }
<a name="l00380"></a>00380 Packet& <a class="code" href="classsf_1_1Packet.htm#63d813d3e0e7f8438ad15a0130b4f550" title="Operator &lt;&lt; overloads to put data into the packet.">Packet::operator <<</a>(<span class="keyword">const</span> std::wstring& Data)
<a name="l00381"></a>00381 {
<a name="l00382"></a>00382 <span class="comment">// First insert string length</span>
<a name="l00383"></a>00383 Uint32 Length = <span class="keyword">static_cast<</span>Uint32<span class="keyword">></span>(Data.size());
<a name="l00384"></a>00384 *<span class="keyword">this</span> << Length;
<a name="l00385"></a>00385
<a name="l00386"></a>00386 <span class="comment">// Then insert characters</span>
<a name="l00387"></a>00387 <span class="keywordflow">if</span> (Length > 0)
<a name="l00388"></a>00388 {
<a name="l00389"></a>00389 <span class="keywordflow">for</span> (std::wstring::const_iterator c = Data.begin(); c != Data.end(); ++c)
<a name="l00390"></a>00390 *<span class="keyword">this</span> << static_cast<Int32>(*c);
<a name="l00391"></a>00391 }
<a name="l00392"></a>00392
<a name="l00393"></a>00393 <span class="keywordflow">return</span> *<span class="keyword">this</span>;
<a name="l00394"></a>00394 }
<a name="l00395"></a>00395
<a name="l00396"></a>00396
<a name="l00400"></a>00400 <span class="keywordtype">bool</span> Packet::CheckSize(std::size_t Size)
<a name="l00401"></a>00401 {
<a name="l00402"></a>00402 myIsValid = myIsValid && (myReadPos + Size <= myData.size());
<a name="l00403"></a>00403
<a name="l00404"></a>00404 <span class="keywordflow">return</span> myIsValid;
<a name="l00405"></a>00405 }
<a name="l00406"></a>00406
<a name="l00407"></a>00407
<a name="l00411"></a>00411 <span class="keyword">const</span> <span class="keywordtype">char</span>* Packet::OnSend(std::size_t& DataSize)
<a name="l00412"></a>00412 {
<a name="l00413"></a>00413 DataSize = <a class="code" href="classsf_1_1Packet.htm#4e6fcdc0ff42ad45b33cea22be253b0d" title="Get the size of the data contained in the packet.">GetDataSize</a>();
<a name="l00414"></a>00414 <span class="keywordflow">return</span> <a class="code" href="classsf_1_1Packet.htm#78286172beef1f89bd2a77edb7118c7a" title="Get a pointer to the data contained in the packet Warning : the returned pointer...">GetData</a>();
<a name="l00415"></a>00415 }
<a name="l00416"></a>00416
<a name="l00417"></a>00417
<a name="l00421"></a>00421 <span class="keywordtype">void</span> Packet::OnReceive(<span class="keyword">const</span> <span class="keywordtype">char</span>* Data, std::size_t DataSize)
<a name="l00422"></a>00422 {
<a name="l00423"></a>00423 <a class="code" href="classsf_1_1Packet.htm#aaa020852bd7be75625b9f64b3a77c64" title="Append data to the end of the packet.">Append</a>(Data, DataSize);
<a name="l00424"></a>00424 }
<a name="l00425"></a>00425
<a name="l00426"></a>00426 } <span class="comment">// namespace sf</span>
</pre></div></div>
<p id="footer">
:: Copyright © 2007-2008 Laurent Gomila, all rights reserved ::
Documentation generated by <a href="http://www.doxygen.org/" title="doxygen website">doxygen 1.5.2</a> ::
</p>
</body>
</html>
distrib
>
Mandriva
>
2010.0
>
i586
>
media
>
contrib-release
>
by-pkgid
>
ed1483a4d9709d82850bb84cf25535e7
>
files
>
80
