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<h1>kmessageio.h</h1><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 the KDE games library</span>
<a name="l00003"></a>00003 <span class="comment"> Copyright (C) 2001 Burkhard Lehner (Burkhard.Lehner@gmx.de)</span>
<a name="l00004"></a>00004 <span class="comment"></span>
<a name="l00005"></a>00005 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00006"></a>00006 <span class="comment"> modify it under the terms of the GNU Library General Public</span>
<a name="l00007"></a>00007 <span class="comment"> License version 2 as published by the Free Software Foundation.</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment"> This library 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 GNU</span>
<a name="l00012"></a>00012 <span class="comment"> Library 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 Library General Public License</span>
<a name="l00015"></a>00015 <span class="comment"> along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00016"></a>00016 <span class="comment"> the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00017"></a>00017 <span class="comment"> Boston, MA 02110-1301, USA.</span>
<a name="l00018"></a>00018 <span class="comment">*/</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="comment">/*</span>
<a name="l00021"></a>00021 <span class="comment"> KMessageIO class and subclasses KMessageSocket and KMessageDirect</span>
<a name="l00022"></a>00022 <span class="comment">*/</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="preprocessor">#ifndef _KMESSAGEIO_H_</span>
<a name="l00025"></a>00025 <span class="preprocessor"></span><span class="preprocessor">#define _KMESSAGEIO_H_</span>
<a name="l00026"></a>00026 <span class="preprocessor"></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <qcstring.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <qhostaddress.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <qobject.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <qstring.h></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <qptrqueue.h></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <qfile.h></span>
<a name="l00033"></a>00033 <span class="preprocessor">#include <kdebug.h></span>
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <span class="keyword">class </span>QSocket;
<a name="l00036"></a>00036 <span class="keyword">class </span>KProcess;
<a name="l00037"></a>00037 <span class="comment">//class QFile;</span>
<a name="l00038"></a>00038
<a name="l00039"></a>00039
<a name="l00056"></a><a class="code" href="classKMessageIO.html">00056</a> <span class="keyword">class </span><a class="code" href="classKMessageIO.html" title="This abstract base class represents one end of a message connections between two...">KMessageIO</a> : <span class="keyword">public</span> QObject
<a name="l00057"></a>00057 {
<a name="l00058"></a>00058 Q_OBJECT
<a name="l00059"></a>00059
<a name="l00060"></a>00060 <span class="keyword">public</span>:
<a name="l00064"></a>00064 <a class="code" href="classKMessageIO.html#f441515cc8006af2190fd8220c260cb8" title="The usual QObject constructor, does nothing else.">KMessageIO</a> (QObject *parent = 0, <span class="keyword">const</span> <span class="keywordtype">char</span> *name = 0);
<a name="l00065"></a>00065
<a name="l00069"></a>00069 <a class="code" href="classKMessageIO.html#bc96e3cd30d933c9febabceee01b7e04" title="The usual destructor, does nothing special.">~KMessageIO</a> ();
<a name="l00070"></a>00070
<a name="l00074"></a><a class="code" href="classKMessageIO.html#389aadce959970213823a2728d00c255">00074</a> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classKMessageIO.html#389aadce959970213823a2728d00c255" title="The runtime idendifcation.">rtti</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> 0;}
<a name="l00075"></a>00075
<a name="l00079"></a>00079 <span class="comment">//virtual bool isNetwork () const = 0;</span>
<a name="l00080"></a><a class="code" href="classKMessageIO.html#1867d5e42cfce261346c38892008c9cf">00080</a> <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classKMessageIO.html#1867d5e42cfce261346c38892008c9cf">isNetwork</a> ()<span class="keyword"> const</span>
<a name="l00081"></a>00081 <span class="keyword"> </span>{
<a name="l00082"></a>00082 kdError(11001) << <span class="stringliteral">"Calling PURE virtual isNetwork...BAD"</span> << endl;
<a name="l00083"></a>00083 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00084"></a>00084 }
<a name="l00085"></a>00085
<a name="l00093"></a>00093 <span class="comment">//virtual bool isConnected () const = 0;</span>
<a name="l00094"></a><a class="code" href="classKMessageIO.html#3f93a66d00d8ca535ee5ab12475e30a2">00094</a> <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classKMessageIO.html#3f93a66d00d8ca535ee5ab12475e30a2" title="This method returns the status of the object, whether it is already (or still) connected...">isConnected</a> ()<span class="keyword"> const</span>
<a name="l00095"></a>00095 <span class="keyword"> </span>{
<a name="l00096"></a>00096 kdError(11001) << <span class="stringliteral">"Calling PURE virtual isConencted...BAD"</span> << endl;
<a name="l00097"></a>00097 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00098"></a>00098 }
<a name="l00099"></a>00099
<a name="l00108"></a>00108 <span class="keywordtype">void</span> <a class="code" href="classKMessageIO.html#fe28b6039098d66a8aea760990a39049" title="Sets the ID number of this object.">setId</a> (Q_UINT32 <span class="keywordtype">id</span>);
<a name="l00109"></a>00109
<a name="l00113"></a>00113 Q_UINT32 <a class="code" href="classKMessageIO.html#8ddc66bc4a2178ba1bcd447056c734a3" title="Queries the ID of this object.">id</a> ();
<a name="l00114"></a>00114
<a name="l00119"></a><a class="code" href="classKMessageIO.html#7be26b8183b11c4fdc7c8dd2e2ea8696">00119</a> <span class="keyword">virtual</span> Q_UINT16 <a class="code" href="classKMessageIO.html#7be26b8183b11c4fdc7c8dd2e2ea8696">peerPort</a> ()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> 0; }
<a name="l00120"></a>00120
<a name="l00125"></a><a class="code" href="classKMessageIO.html#d5ed4cb742bdd80e4646f7c005e87791">00125</a> <span class="keyword">virtual</span> QString <a class="code" href="classKMessageIO.html#d5ed4cb742bdd80e4646f7c005e87791">peerName</a> ()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> QString::fromLatin1(<span class="stringliteral">"localhost"</span>); }
<a name="l00126"></a>00126
<a name="l00127"></a>00127
<a name="l00128"></a>00128 signals:
<a name="l00134"></a>00134 <span class="keywordtype">void</span> <a class="code" href="classKMessageIO.html#c2925ec4f163a91f15b037dcd9dc93a2" title="This signal is emitted when /e send() on the connected KMessageIO object is called...">received</a> (<span class="keyword">const</span> QByteArray &msg);
<a name="l00135"></a>00135
<a name="l00144"></a>00144 <span class="keywordtype">void</span> <a class="code" href="classKMessageIO.html#84d97fb77fbd43ea40baa2eec1f45ec5" title="This signal is emitted when the connection is closed.">connectionBroken</a> ();
<a name="l00145"></a>00145
<a name="l00146"></a>00146 <span class="keyword">public</span> slots:
<a name="l00147"></a>00147
<a name="l00157"></a>00157 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classKMessageIO.html#595c09956ca3135e868fa9d47fe22958" title="This slot sends the data block in /e msg to the connected object, that will emit...">send</a> (<span class="keyword">const</span> QByteArray &msg) = 0;
<a name="l00158"></a>00158
<a name="l00159"></a>00159 <span class="keyword">protected</span>:
<a name="l00160"></a>00160 Q_UINT32 m_id;
<a name="l00161"></a>00161 };
<a name="l00162"></a>00162
<a name="l00163"></a>00163
<a name="l00169"></a><a class="code" href="classKMessageSocket.html">00169</a> <span class="keyword">class </span><a class="code" href="classKMessageSocket.html" title="This class implements the message communication using a TCP/IP socket.">KMessageSocket</a> : <span class="keyword">public</span> <a class="code" href="classKMessageIO.html" title="This abstract base class represents one end of a message connections between two...">KMessageIO</a>
<a name="l00170"></a>00170 {
<a name="l00171"></a>00171 Q_OBJECT
<a name="l00172"></a>00172
<a name="l00173"></a>00173 <span class="keyword">public</span>:
<a name="l00184"></a>00184 <a class="code" href="classKMessageSocket.html#d8064d3e0d79fef411f82a2f04cbb6d4" title="Connects to a server socket on /e host with /e port.">KMessageSocket</a> (QString host, Q_UINT16 port, QObject *parent = 0,
<a name="l00185"></a>00185 <span class="keyword">const</span> <span class="keywordtype">char</span> *name = 0);
<a name="l00186"></a>00186
<a name="l00195"></a>00195 <a class="code" href="classKMessageSocket.html#d8064d3e0d79fef411f82a2f04cbb6d4" title="Connects to a server socket on /e host with /e port.">KMessageSocket</a> (QHostAddress host, Q_UINT16 port, QObject *parent = 0,
<a name="l00196"></a>00196 <span class="keyword">const</span> <span class="keywordtype">char</span> *name = 0);
<a name="l00197"></a>00197
<a name="l00209"></a>00209 <a class="code" href="classKMessageSocket.html#d8064d3e0d79fef411f82a2f04cbb6d4" title="Connects to a server socket on /e host with /e port.">KMessageSocket</a> (QSocket *socket, QObject *parent = 0, <span class="keyword">const</span> <span class="keywordtype">char</span> *name = 0);
<a name="l00210"></a>00210
<a name="l00222"></a>00222 <a class="code" href="classKMessageSocket.html#d8064d3e0d79fef411f82a2f04cbb6d4" title="Connects to a server socket on /e host with /e port.">KMessageSocket</a> (<span class="keywordtype">int</span> socketFD, QObject *parent = 0, <span class="keyword">const</span> <span class="keywordtype">char</span> *name = 0);
<a name="l00223"></a>00223
<a name="l00227"></a>00227 <a class="code" href="classKMessageSocket.html#9b17b632ca342a233206923d1bbd4464" title="Destructor, closes the socket.">~KMessageSocket</a> ();
<a name="l00228"></a>00228
<a name="l00232"></a><a class="code" href="classKMessageSocket.html#33b6052346d142073c7955744e18ba66">00232</a> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classKMessageSocket.html#33b6052346d142073c7955744e18ba66" title="The runtime idendifcation.">rtti</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> 1;}
<a name="l00233"></a>00233
<a name="l00238"></a>00238 <span class="keyword">virtual</span> Q_UINT16 <a class="code" href="classKMessageSocket.html#4973e0515fa5c8b5e89672c1a46dde2f">peerPort</a> () <span class="keyword">const</span>;
<a name="l00239"></a>00239
<a name="l00244"></a>00244 <span class="keyword">virtual</span> QString <a class="code" href="classKMessageSocket.html#37509479743000c80e9c8cf062e3a496">peerName</a> () <span class="keyword">const</span>;
<a name="l00245"></a>00245
<a name="l00249"></a><a class="code" href="classKMessageSocket.html#09405d1f9800d967d5ab6de3b54f9d31">00249</a> <span class="keywordtype">bool</span> <a class="code" href="classKMessageSocket.html#09405d1f9800d967d5ab6de3b54f9d31">isNetwork</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <span class="keyword">true</span>; }
<a name="l00250"></a>00250
<a name="l00254"></a>00254 <span class="keywordtype">bool</span> <a class="code" href="classKMessageSocket.html#3bb9822c6a03b372a82a24610e70d84a" title="Returns true if the socket is in state /e connected.">isConnected</a> () <span class="keyword">const</span>;
<a name="l00255"></a>00255
<a name="l00262"></a>00262 <span class="keywordtype">void</span> <a class="code" href="classKMessageSocket.html#325a64653cd9a62b34fb10e4eb72a4ff" title="Overwritten slot method from KMessageIO.">send</a> (<span class="keyword">const</span> QByteArray &msg);
<a name="l00263"></a>00263
<a name="l00264"></a>00264 <span class="keyword">protected</span> slots:
<a name="l00265"></a>00265 <span class="keyword">virtual</span> <span class="keywordtype">void</span> processNewData ();
<a name="l00266"></a>00266
<a name="l00267"></a>00267 <span class="keyword">protected</span>:
<a name="l00268"></a>00268 <span class="keywordtype">void</span> initSocket ();
<a name="l00269"></a>00269 QSocket *mSocket;
<a name="l00270"></a>00270 <span class="keywordtype">bool</span> mAwaitingHeader;
<a name="l00271"></a>00271 Q_UINT32 mNextBlockLength;
<a name="l00272"></a>00272
<a name="l00273"></a>00273 <span class="keywordtype">bool</span> isRecursive; <span class="comment">// workaround for "bug" in QSocket, Qt 2.2.3 or older</span>
<a name="l00274"></a>00274 };
<a name="l00275"></a>00275
<a name="l00276"></a>00276
<a name="l00295"></a><a class="code" href="classKMessageDirect.html">00295</a> <span class="keyword">class </span><a class="code" href="classKMessageDirect.html" title="This class implements the message communication using function calls directly.">KMessageDirect</a> : <span class="keyword">public</span> <a class="code" href="classKMessageIO.html" title="This abstract base class represents one end of a message connections between two...">KMessageIO</a>
<a name="l00296"></a>00296 {
<a name="l00297"></a>00297 Q_OBJECT
<a name="l00298"></a>00298
<a name="l00299"></a>00299 <span class="keyword">public</span>:
<a name="l00307"></a>00307 <a class="code" href="classKMessageDirect.html#26b8990db45f3084e9267623f1aa25c7" title="Creates an object and connects it to the object given in the first parameter.">KMessageDirect</a> (<a class="code" href="classKMessageDirect.html" title="This class implements the message communication using function calls directly.">KMessageDirect</a> *partner = 0, QObject *parent = 0, <span class="keyword">const</span> <span class="keywordtype">char</span>
<a name="l00308"></a>00308 *name = 0);
<a name="l00309"></a>00309
<a name="l00313"></a>00313 <a class="code" href="classKMessageDirect.html#2a7d37f0e955dd40ef35dcb2e13cbff4" title="Destructor, closes the connection.">~KMessageDirect</a> ();
<a name="l00314"></a>00314
<a name="l00318"></a><a class="code" href="classKMessageDirect.html#e8517eccf407859f7de67e4f77baf7a9">00318</a> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classKMessageDirect.html#e8517eccf407859f7de67e4f77baf7a9" title="The runtime idendifcation.">rtti</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> 2;}
<a name="l00319"></a>00319
<a name="l00320"></a>00320
<a name="l00324"></a><a class="code" href="classKMessageDirect.html#fd06fa78bd38c4cb46d05b5138678db2">00324</a> <span class="keywordtype">bool</span> <a class="code" href="classKMessageDirect.html#fd06fa78bd38c4cb46d05b5138678db2">isNetwork</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <span class="keyword">false</span>; }
<a name="l00325"></a>00325
<a name="l00334"></a>00334 <span class="keywordtype">bool</span> <a class="code" href="classKMessageDirect.html#e1a47b43f8cda3f8363491a795c6197b" title="Returns true, if the object is connected to another instance.">isConnected</a> () <span class="keyword">const</span>;
<a name="l00335"></a>00335
<a name="l00342"></a>00342 <span class="keywordtype">void</span> <a class="code" href="classKMessageDirect.html#ac1022521f741c07ec93db28c5cdd09b" title="Overwritten slot method from KMessageIO.">send</a> (<span class="keyword">const</span> QByteArray &msg);
<a name="l00343"></a>00343
<a name="l00344"></a>00344 <span class="keyword">protected</span>:
<a name="l00345"></a>00345 <a class="code" href="classKMessageDirect.html" title="This class implements the message communication using function calls directly.">KMessageDirect</a> *mPartner;
<a name="l00346"></a>00346 };
<a name="l00347"></a>00347
<a name="l00348"></a>00348 <span class="keyword">class </span>KMessageProcess : <span class="keyword">public</span> <a class="code" href="classKMessageIO.html" title="This abstract base class represents one end of a message connections between two...">KMessageIO</a>
<a name="l00349"></a>00349 {
<a name="l00350"></a>00350 Q_OBJECT
<a name="l00351"></a>00351
<a name="l00352"></a>00352 <span class="keyword">public</span>:
<a name="l00353"></a>00353 KMessageProcess(QObject *parent, QString file);
<a name="l00354"></a>00354 ~KMessageProcess();
<a name="l00355"></a>00355 <span class="keywordtype">bool</span> <a class="code" href="classKMessageIO.html#3f93a66d00d8ca535ee5ab12475e30a2" title="This method returns the status of the object, whether it is already (or still) connected...">isConnected</a>() <span class="keyword">const</span>;
<a name="l00356"></a>00356 <span class="keywordtype">void</span> <a class="code" href="classKMessageIO.html#595c09956ca3135e868fa9d47fe22958" title="This slot sends the data block in /e msg to the connected object, that will emit...">send</a> (<span class="keyword">const</span> QByteArray &msg);
<a name="l00357"></a>00357 <span class="keywordtype">void</span> writeToProcess();
<a name="l00358"></a>00358
<a name="l00362"></a>00362 <span class="keywordtype">bool</span> <a class="code" href="classKMessageIO.html#1867d5e42cfce261346c38892008c9cf">isNetwork</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <span class="keyword">false</span>; }
<a name="l00363"></a>00363
<a name="l00367"></a>00367 <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classKMessageIO.html#389aadce959970213823a2728d00c255" title="The runtime idendifcation.">rtti</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> 3;}
<a name="l00368"></a>00368
<a name="l00369"></a>00369
<a name="l00370"></a>00370
<a name="l00371"></a>00371 <span class="keyword">public</span> slots:
<a name="l00372"></a>00372 <span class="keywordtype">void</span> slotReceivedStdout(KProcess *proc, <span class="keywordtype">char</span> *buffer, <span class="keywordtype">int</span> buflen);
<a name="l00373"></a>00373 <span class="keywordtype">void</span> slotReceivedStderr(KProcess *proc, <span class="keywordtype">char</span> *buffer, <span class="keywordtype">int</span> buflen);
<a name="l00374"></a>00374 <span class="keywordtype">void</span> slotProcessExited(KProcess *p);
<a name="l00375"></a>00375 <span class="keywordtype">void</span> slotWroteStdin(KProcess *p);
<a name="l00376"></a>00376
<a name="l00377"></a>00377 <span class="keyword">private</span>:
<a name="l00378"></a>00378 QString mProcessName;
<a name="l00379"></a>00379 KProcess *mProcess;
<a name="l00380"></a>00380 QPtrQueue <QByteArray> mQueue;
<a name="l00381"></a>00381 QByteArray *mSendBuffer;
<a name="l00382"></a>00382 QByteArray mReceiveBuffer;
<a name="l00383"></a>00383 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> mReceiveCount;
<a name="l00384"></a>00384 };
<a name="l00385"></a>00385
<a name="l00386"></a>00386 <span class="keyword">class </span>KMessageFilePipe : <span class="keyword">public</span> <a class="code" href="classKMessageIO.html" title="This abstract base class represents one end of a message connections between two...">KMessageIO</a>
<a name="l00387"></a>00387 {
<a name="l00388"></a>00388 Q_OBJECT
<a name="l00389"></a>00389
<a name="l00390"></a>00390 <span class="keyword">public</span>:
<a name="l00391"></a>00391 KMessageFilePipe(QObject *parent,QFile *readFile,QFile *writeFile);
<a name="l00392"></a>00392 ~KMessageFilePipe();
<a name="l00393"></a>00393 <span class="keywordtype">bool</span> <a class="code" href="classKMessageIO.html#3f93a66d00d8ca535ee5ab12475e30a2" title="This method returns the status of the object, whether it is already (or still) connected...">isConnected</a>() <span class="keyword">const</span>;
<a name="l00394"></a>00394 <span class="keywordtype">void</span> <a class="code" href="classKMessageIO.html#595c09956ca3135e868fa9d47fe22958" title="This slot sends the data block in /e msg to the connected object, that will emit...">send</a> (<span class="keyword">const</span> QByteArray &msg);
<a name="l00395"></a>00395 <span class="keywordtype">void</span> exec();
<a name="l00396"></a>00396
<a name="l00400"></a>00400 <span class="keywordtype">bool</span> <a class="code" href="classKMessageIO.html#1867d5e42cfce261346c38892008c9cf">isNetwork</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <span class="keyword">false</span>; }
<a name="l00401"></a>00401
<a name="l00405"></a>00405 <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classKMessageIO.html#389aadce959970213823a2728d00c255" title="The runtime idendifcation.">rtti</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> 4;}
<a name="l00406"></a>00406
<a name="l00407"></a>00407
<a name="l00408"></a>00408
<a name="l00409"></a>00409 <span class="keyword">private</span>:
<a name="l00410"></a>00410 QFile *mReadFile;
<a name="l00411"></a>00411 QFile *mWriteFile;
<a name="l00412"></a>00412 QByteArray mReceiveBuffer;
<a name="l00413"></a>00413 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> mReceiveCount;
<a name="l00414"></a>00414 };
<a name="l00415"></a>00415
<a name="l00416"></a>00416 <span class="preprocessor">#endif</span>
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distrib
>
Mandriva
>
2008.1
>
x86_64
>
media
>
main-release
>
by-pkgid
>
ea24284f03fd4a8a4b64047514d93f64
>
files
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336
