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<div class="title">connection.cpp</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* This file is part of the KDE libraries</span>
<a name="l00002"></a>00002 <span class="comment"> Copyright (C) 2000 Stephan Kulow <coolo@kde.org></span>
<a name="l00003"></a>00003 <span class="comment"> David Faure <faure@kde.org></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 as published by the Free Software Foundation; either</span>
<a name="l00008"></a>00008 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
<a name="l00009"></a>00009 <span class="comment"></span>
<a name="l00010"></a>00010 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00011"></a>00011 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00012"></a>00012 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00013"></a>00013 <span class="comment"> Library General Public License for more details.</span>
<a name="l00014"></a>00014 <span class="comment"></span>
<a name="l00015"></a>00015 <span class="comment"> You should have received a copy of the GNU Library General Public License</span>
<a name="l00016"></a>00016 <span class="comment"> along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00017"></a>00017 <span class="comment"> the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00018"></a>00018 <span class="comment"> Boston, MA 02110-1301, USA.</span>
<a name="l00019"></a>00019 <span class="comment">*/</span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021 <span class="comment">// $Id$</span>
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="preprocessor">#include <config.h></span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="preprocessor">#include <kde_file.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <ksock.h></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <qtimer.h></span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="preprocessor">#include <sys/types.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <sys/signal.h></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <sys/time.h></span>
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="preprocessor">#include <errno.h></span>
<a name="l00034"></a>00034 <span class="preprocessor">#include <fcntl.h></span>
<a name="l00035"></a>00035 <span class="preprocessor">#include <stdio.h></span>
<a name="l00036"></a>00036 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00037"></a>00037 <span class="preprocessor">#include <signal.h></span>
<a name="l00038"></a>00038 <span class="preprocessor">#include <string.h></span>
<a name="l00039"></a>00039 <span class="preprocessor">#include <unistd.h></span>
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <span class="preprocessor">#include "kio/connection.h"</span>
<a name="l00042"></a>00042
<a name="l00043"></a>00043 <span class="preprocessor">#include <kdebug.h></span>
<a name="l00044"></a>00044 <span class="preprocessor">#include <qsocketnotifier.h></span>
<a name="l00045"></a>00045
<a name="l00046"></a>00046 <span class="keyword">using namespace </span>KIO;
<a name="l00047"></a>00047
<a name="l00048"></a><a class="code" href="classKIO_1_1Connection.html#a9de94289ca6259f94ef6aeba3b134a77">00048</a> <a class="code" href="classKIO_1_1Connection.html#a9de94289ca6259f94ef6aeba3b134a77" title="Creates a new connection.">Connection::Connection</a>()
<a name="l00049"></a>00049 {
<a name="l00050"></a>00050 f_out = 0;
<a name="l00051"></a>00051 fd_in = -1;
<a name="l00052"></a>00052 socket = 0;
<a name="l00053"></a>00053 notifier = 0;
<a name="l00054"></a>00054 receiver = 0;
<a name="l00055"></a>00055 member = 0;
<a name="l00056"></a>00056 m_suspended = <span class="keyword">false</span>;
<a name="l00057"></a>00057 tasks.<a class="codeRef" href="qptrlist.html#setAutoDelete">setAutoDelete</a>(<span class="keyword">true</span>);
<a name="l00058"></a>00058 }
<a name="l00059"></a>00059
<a name="l00060"></a>00060 Connection::~Connection()
<a name="l00061"></a>00061 {
<a name="l00062"></a>00062 <a class="code" href="classKIO_1_1Connection.html#aea9f9d78e2b92747d4e4575ccb97361e" title="Closes the connection.">close</a>();
<a name="l00063"></a>00063 }
<a name="l00064"></a>00064
<a name="l00065"></a><a class="code" href="classKIO_1_1Connection.html#a782c5bb48fb580734bef3315c14cde7b">00065</a> <span class="keywordtype">void</span> <a class="code" href="classKIO_1_1Connection.html#a782c5bb48fb580734bef3315c14cde7b" title="Don't handle incoming data until resumed.">Connection::suspend</a>()
<a name="l00066"></a>00066 {
<a name="l00067"></a>00067 m_suspended = <span class="keyword">true</span>;
<a name="l00068"></a>00068 <span class="keywordflow">if</span> (notifier)
<a name="l00069"></a>00069 notifier-><a class="codeRef" href="qsocketnotifier.html#setEnabled">setEnabled</a>(<span class="keyword">false</span>);
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071
<a name="l00072"></a><a class="code" href="classKIO_1_1Connection.html#a012cb6fe4266b0c7c12e51cea3b1ddfe">00072</a> <span class="keywordtype">void</span> <a class="code" href="classKIO_1_1Connection.html#a012cb6fe4266b0c7c12e51cea3b1ddfe" title="Resume handling of incoming data.">Connection::resume</a>()
<a name="l00073"></a>00073 {
<a name="l00074"></a>00074 m_suspended = <span class="keyword">false</span>;
<a name="l00075"></a>00075 <span class="keywordflow">if</span> (notifier)
<a name="l00076"></a>00076 notifier-><a class="codeRef" href="qsocketnotifier.html#setEnabled">setEnabled</a>(<span class="keyword">true</span>);
<a name="l00077"></a>00077 }
<a name="l00078"></a>00078
<a name="l00079"></a><a class="code" href="classKIO_1_1Connection.html#aea9f9d78e2b92747d4e4575ccb97361e">00079</a> <span class="keywordtype">void</span> <a class="code" href="classKIO_1_1Connection.html#aea9f9d78e2b92747d4e4575ccb97361e" title="Closes the connection.">Connection::close</a>()
<a name="l00080"></a>00080 {
<a name="l00081"></a>00081 <span class="keyword">delete</span> notifier;
<a name="l00082"></a>00082 notifier = 0;
<a name="l00083"></a>00083 <span class="keyword">delete</span> socket;
<a name="l00084"></a>00084 socket = 0;
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="comment">// KSocket has already closed the file descriptor, but we need to</span>
<a name="l00087"></a>00087 <span class="comment">// close the file-stream as well otherwise we leak memory. </span>
<a name="l00088"></a>00088 <span class="comment">// As a result we close the file descriptor twice, but that should</span>
<a name="l00089"></a>00089 <span class="comment">// be harmless</span>
<a name="l00090"></a>00090 <span class="comment">// KDE4: fix this</span>
<a name="l00091"></a>00091 <span class="keywordflow">if</span> (f_out)
<a name="l00092"></a>00092 fclose(f_out);
<a name="l00093"></a>00093 f_out = 0;
<a name="l00094"></a>00094 fd_in = -1;
<a name="l00095"></a>00095 tasks.<a class="codeRef" href="qptrlist.html#clear">clear</a>();
<a name="l00096"></a>00096 }
<a name="l00097"></a>00097
<a name="l00098"></a><a class="code" href="classKIO_1_1Connection.html#a3c61c23fd90df8b110026e26a5c46b2f">00098</a> <span class="keywordtype">void</span> <a class="code" href="classKIO_1_1Connection.html#a3c61c23fd90df8b110026e26a5c46b2f" title="Sends/queues the given command to be sent.">Connection::send</a>(<span class="keywordtype">int</span> cmd, <span class="keyword">const</span> <a class="codeRef" href="qbytearray.html">QByteArray</a>& data)
<a name="l00099"></a>00099 {
<a name="l00100"></a>00100 <span class="keywordflow">if</span> (!<a class="code" href="classKIO_1_1Connection.html#aa10731b9f95ac43561738bf73375d3ee" title="Checks whether the connection has been initialized.">inited</a>() || tasks.<a class="codeRef" href="qptrlist.html#count">count</a>() > 0) {
<a name="l00101"></a>00101 Task *task = <span class="keyword">new</span> Task();
<a name="l00102"></a>00102 task->cmd = cmd;
<a name="l00103"></a>00103 task->data = data;
<a name="l00104"></a>00104 tasks.<a class="codeRef" href="qptrlist.html#append">append</a>(task);
<a name="l00105"></a>00105 } <span class="keywordflow">else</span> {
<a name="l00106"></a>00106 <a class="code" href="classKIO_1_1Connection.html#a3086baf78a1a26079f763bf04a68b8f8" title="Sends the given command immediately.">sendnow</a>( cmd, data );
<a name="l00107"></a>00107 }
<a name="l00108"></a>00108 }
<a name="l00109"></a>00109
<a name="l00110"></a>00110 <span class="keywordtype">void</span> Connection::dequeue()
<a name="l00111"></a>00111 {
<a name="l00112"></a>00112 <span class="keywordflow">if</span> (!<a class="code" href="classKIO_1_1Connection.html#aa10731b9f95ac43561738bf73375d3ee" title="Checks whether the connection has been initialized.">inited</a>())
<a name="l00113"></a>00113 <span class="keywordflow">return</span>;
<a name="l00114"></a>00114
<a name="l00115"></a>00115 <span class="keywordflow">while</span> (tasks.<a class="codeRef" href="qptrlist.html#count">count</a>())
<a name="l00116"></a>00116 {
<a name="l00117"></a>00117 tasks.<a class="codeRef" href="qptrlist.html#first">first</a>();
<a name="l00118"></a>00118 Task *task = tasks.<a class="codeRef" href="qptrlist.html#take">take</a>();
<a name="l00119"></a>00119 <a class="code" href="classKIO_1_1Connection.html#a3086baf78a1a26079f763bf04a68b8f8" title="Sends the given command immediately.">sendnow</a>( task->cmd, task->data );
<a name="l00120"></a>00120 <span class="keyword">delete</span> task;
<a name="l00121"></a>00121 }
<a name="l00122"></a>00122 }
<a name="l00123"></a>00123
<a name="l00124"></a><a class="code" href="classKIO_1_1Connection.html#a0f54611829c4890db1cfac4ce09259f2">00124</a> <span class="keywordtype">void</span> <a class="code" href="classKIO_1_1Connection.html#a0f54611829c4890db1cfac4ce09259f2" title="Initialize this connection to use the given socket.">Connection::init</a>(KSocket *sock)
<a name="l00125"></a>00125 {
<a name="l00126"></a>00126 <span class="keyword">delete</span> notifier;
<a name="l00127"></a>00127 notifier = 0;
<a name="l00128"></a>00128 <span class="preprocessor">#ifdef Q_OS_UNIX //TODO: not yet available on WIN32</span>
<a name="l00129"></a>00129 <span class="preprocessor"></span> <span class="keyword">delete</span> socket;
<a name="l00130"></a>00130 socket = sock;
<a name="l00131"></a>00131 fd_in = socket->socket();
<a name="l00132"></a>00132 f_out = KDE_fdopen( socket->socket(), <span class="stringliteral">"wb"</span> );
<a name="l00133"></a>00133 <span class="preprocessor">#endif</span>
<a name="l00134"></a>00134 <span class="preprocessor"></span> <span class="keywordflow">if</span> (receiver && ( fd_in != -1 )) {
<a name="l00135"></a>00135 notifier = <span class="keyword">new</span> <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>(fd_in, QSocketNotifier::Read);
<a name="l00136"></a>00136 <span class="keywordflow">if</span> ( m_suspended ) {
<a name="l00137"></a>00137 <a class="code" href="classKIO_1_1Connection.html#a782c5bb48fb580734bef3315c14cde7b" title="Don't handle incoming data until resumed.">suspend</a>();
<a name="l00138"></a>00138 }
<a name="l00139"></a>00139 <a class="codeRef" href="qobject.html#connect">QObject::connect</a>(notifier, SIGNAL(activated(<span class="keywordtype">int</span>)), receiver, member);
<a name="l00140"></a>00140 }
<a name="l00141"></a>00141 dequeue();
<a name="l00142"></a>00142 }
<a name="l00143"></a>00143
<a name="l00144"></a><a class="code" href="classKIO_1_1Connection.html#a2b71fe29b69a178b3b9edc162ff87daa">00144</a> <span class="keywordtype">void</span> <a class="code" href="classKIO_1_1Connection.html#a0f54611829c4890db1cfac4ce09259f2" title="Initialize this connection to use the given socket.">Connection::init</a>(<span class="keywordtype">int</span> _fd_in, <span class="keywordtype">int</span> fd_out)
<a name="l00145"></a>00145 {
<a name="l00146"></a>00146 <span class="keyword">delete</span> notifier;
<a name="l00147"></a>00147 notifier = 0;
<a name="l00148"></a>00148 fd_in = _fd_in;
<a name="l00149"></a>00149 f_out = KDE_fdopen( fd_out, <span class="stringliteral">"wb"</span> );
<a name="l00150"></a>00150 <span class="keywordflow">if</span> (receiver && ( fd_in != -1 )) {
<a name="l00151"></a>00151 notifier = <span class="keyword">new</span> <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>(fd_in, QSocketNotifier::Read);
<a name="l00152"></a>00152 <span class="keywordflow">if</span> ( m_suspended ) {
<a name="l00153"></a>00153 <a class="code" href="classKIO_1_1Connection.html#a782c5bb48fb580734bef3315c14cde7b" title="Don't handle incoming data until resumed.">suspend</a>();
<a name="l00154"></a>00154 }
<a name="l00155"></a>00155 <a class="codeRef" href="qobject.html#connect">QObject::connect</a>(notifier, SIGNAL(activated(<span class="keywordtype">int</span>)), receiver, member);
<a name="l00156"></a>00156 }
<a name="l00157"></a>00157 dequeue();
<a name="l00158"></a>00158 }
<a name="l00159"></a>00159
<a name="l00160"></a>00160
<a name="l00161"></a>00161 <span class="keywordtype">void</span> Connection::connect(<a class="codeRef" href="qobject.html">QObject</a> *_receiver, <span class="keyword">const</span> <span class="keywordtype">char</span> *_member)
<a name="l00162"></a>00162 {
<a name="l00163"></a>00163 receiver = _receiver;
<a name="l00164"></a>00164 member = _member;
<a name="l00165"></a>00165 <span class="keyword">delete</span> notifier;
<a name="l00166"></a>00166 notifier = 0;
<a name="l00167"></a>00167 <span class="keywordflow">if</span> (receiver && (fd_in != -1 )) {
<a name="l00168"></a>00168 notifier = <span class="keyword">new</span> <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>(fd_in, QSocketNotifier::Read);
<a name="l00169"></a>00169 <span class="keywordflow">if</span> ( m_suspended )
<a name="l00170"></a>00170 <a class="code" href="classKIO_1_1Connection.html#a782c5bb48fb580734bef3315c14cde7b" title="Don't handle incoming data until resumed.">suspend</a>();
<a name="l00171"></a>00171 <a class="codeRef" href="qobject.html#connect">QObject::connect</a>(notifier, SIGNAL(activated(<span class="keywordtype">int</span>)), receiver, member);
<a name="l00172"></a>00172 }
<a name="l00173"></a>00173 }
<a name="l00174"></a>00174
<a name="l00175"></a><a class="code" href="classKIO_1_1Connection.html#a3086baf78a1a26079f763bf04a68b8f8">00175</a> <span class="keywordtype">bool</span> <a class="code" href="classKIO_1_1Connection.html#a3086baf78a1a26079f763bf04a68b8f8" title="Sends the given command immediately.">Connection::sendnow</a>( <span class="keywordtype">int</span> _cmd, <span class="keyword">const</span> <a class="codeRef" href="qbytearray.html">QByteArray</a> &data )
<a name="l00176"></a>00176 {
<a name="l00177"></a>00177 <span class="keywordflow">if</span> (f_out == 0) {
<a name="l00178"></a>00178 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00179"></a>00179 }
<a name="l00180"></a>00180
<a name="l00181"></a>00181 <span class="keywordflow">if</span> (data.size() > 0xffffff)
<a name="l00182"></a>00182 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00183"></a>00183
<a name="l00184"></a>00184 <span class="keyword">static</span> <span class="keywordtype">char</span> buffer[ 64 ];
<a name="l00185"></a>00185 sprintf( buffer, <span class="stringliteral">"%6x_%2x_"</span>, data.size(), _cmd );
<a name="l00186"></a>00186
<a name="l00187"></a>00187 <span class="keywordtype">size_t</span> n = fwrite( buffer, 1, 10, f_out );
<a name="l00188"></a>00188
<a name="l00189"></a>00189 <span class="keywordflow">if</span> ( n != 10 ) {
<a name="l00190"></a>00190 kdError(7017) << <span class="stringliteral">"Could not send header"</span> << endl;
<a name="l00191"></a>00191 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00192"></a>00192 }
<a name="l00193"></a>00193
<a name="l00194"></a>00194 n = fwrite( data.data(), 1, data.size(), f_out );
<a name="l00195"></a>00195
<a name="l00196"></a>00196 <span class="keywordflow">if</span> ( n != data.size() ) {
<a name="l00197"></a>00197 kdError(7017) << <span class="stringliteral">"Could not write data"</span> << endl;
<a name="l00198"></a>00198 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00199"></a>00199 }
<a name="l00200"></a>00200
<a name="l00201"></a>00201 <span class="keywordflow">if</span> (fflush( f_out )) {
<a name="l00202"></a>00202 kdError(7017) << <span class="stringliteral">"Could not write data"</span> << endl;
<a name="l00203"></a>00203 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00204"></a>00204 }
<a name="l00205"></a>00205
<a name="l00206"></a>00206 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00207"></a>00207 }
<a name="l00208"></a>00208
<a name="l00209"></a><a class="code" href="classKIO_1_1Connection.html#a484f8dada25c7d8315e1964b419278e7">00209</a> <span class="keywordtype">int</span> <a class="code" href="classKIO_1_1Connection.html#a484f8dada25c7d8315e1964b419278e7" title="Receive data.">Connection::read</a>( <span class="keywordtype">int</span>* _cmd, <a class="codeRef" href="qbytearray.html">QByteArray</a> &data )
<a name="l00210"></a>00210 {
<a name="l00211"></a>00211 <span class="keywordflow">if</span> (fd_in == -1 ) {
<a name="l00212"></a>00212 kdError(7017) << <span class="stringliteral">"read: not yet inited"</span> << endl;
<a name="l00213"></a>00213 <span class="keywordflow">return</span> -1;
<a name="l00214"></a>00214 }
<a name="l00215"></a>00215
<a name="l00216"></a>00216 <span class="keyword">static</span> <span class="keywordtype">char</span> buffer[ 10 ];
<a name="l00217"></a>00217
<a name="l00218"></a>00218 again1:
<a name="l00219"></a>00219 ssize_t n =<a class="code" href="classKIO_1_1Connection.html#a484f8dada25c7d8315e1964b419278e7" title="Receive data."> ::read</a>( fd_in, buffer, 10);
<a name="l00220"></a>00220 <span class="keywordflow">if</span> ( n == -1 && errno == EINTR )
<a name="l00221"></a>00221 <span class="keywordflow">goto</span> again1;
<a name="l00222"></a>00222
<a name="l00223"></a>00223 <span class="keywordflow">if</span> ( n == -1) {
<a name="l00224"></a>00224 kdError(7017) << <span class="stringliteral">"Header read failed, errno="</span> << errno << endl;
<a name="l00225"></a>00225 }
<a name="l00226"></a>00226
<a name="l00227"></a>00227 <span class="keywordflow">if</span> ( n != 10 ) {
<a name="l00228"></a>00228 <span class="keywordflow">if</span> ( n ) <span class="comment">// 0 indicates end of file</span>
<a name="l00229"></a>00229 kdError(7017) << <span class="stringliteral">"Header has invalid size ("</span> << n << <span class="stringliteral">")"</span> << endl;
<a name="l00230"></a>00230 <span class="keywordflow">return</span> -1;
<a name="l00231"></a>00231 }
<a name="l00232"></a>00232
<a name="l00233"></a>00233 buffer[ 6 ] = 0;
<a name="l00234"></a>00234 buffer[ 9 ] = 0;
<a name="l00235"></a>00235
<a name="l00236"></a>00236 <span class="keywordtype">char</span> *p = buffer;
<a name="l00237"></a>00237 <span class="keywordflow">while</span>( *p == <span class="charliteral">' '</span> ) p++;
<a name="l00238"></a>00238 <span class="keywordtype">long</span> <span class="keywordtype">int</span> len = strtol( p, 0L, 16 );
<a name="l00239"></a>00239
<a name="l00240"></a>00240 p = buffer + 7;
<a name="l00241"></a>00241 <span class="keywordflow">while</span>( *p == <span class="charliteral">' '</span> ) p++;
<a name="l00242"></a>00242 <span class="keywordtype">long</span> <span class="keywordtype">int</span> cmd = strtol( p, 0L, 16 );
<a name="l00243"></a>00243
<a name="l00244"></a>00244 data.resize( len );
<a name="l00245"></a>00245
<a name="l00246"></a>00246 <span class="keywordflow">if</span> ( len > 0L ) {
<a name="l00247"></a>00247 <span class="keywordtype">size_t</span> bytesToGo = len;
<a name="l00248"></a>00248 <span class="keywordtype">size_t</span> bytesRead = 0;
<a name="l00249"></a>00249 <span class="keywordflow">do</span> {
<a name="l00250"></a>00250 n =<a class="code" href="classKIO_1_1Connection.html#a484f8dada25c7d8315e1964b419278e7" title="Receive data."> ::read</a>(fd_in, data.data()+bytesRead, bytesToGo);
<a name="l00251"></a>00251 <span class="keywordflow">if</span> (n == -1) {
<a name="l00252"></a>00252 <span class="keywordflow">if</span> (errno == EINTR)
<a name="l00253"></a>00253 <span class="keywordflow">continue</span>;
<a name="l00254"></a>00254
<a name="l00255"></a>00255 kdError(7017) << <span class="stringliteral">"Data read failed, errno="</span> << errno << endl;
<a name="l00256"></a>00256 <span class="keywordflow">return</span> -1;
<a name="l00257"></a>00257 }
<a name="l00258"></a>00258 <span class="keywordflow">if</span> ( !n ) { <span class="comment">// 0 indicates end of file</span>
<a name="l00259"></a>00259 kdError(7017) << <span class="stringliteral">"Connection ended unexpectedly ("</span> << n << <span class="stringliteral">"/"</span> << bytesToGo << <span class="stringliteral">")"</span> << endl;
<a name="l00260"></a>00260 <span class="keywordflow">return</span> -1;
<a name="l00261"></a>00261 }
<a name="l00262"></a>00262
<a name="l00263"></a>00263 bytesRead += n;
<a name="l00264"></a>00264 bytesToGo -= n;
<a name="l00265"></a>00265 }
<a name="l00266"></a>00266 <span class="keywordflow">while</span>(bytesToGo);
<a name="l00267"></a>00267 }
<a name="l00268"></a>00268
<a name="l00269"></a>00269 *_cmd = cmd;
<a name="l00270"></a>00270 <span class="keywordflow">return</span> len;
<a name="l00271"></a>00271 }
<a name="l00272"></a>00272
<a name="l00273"></a>00273 <span class="preprocessor">#include "connection.moc"</span>
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