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<div class="title">ksock.cpp</div> </div>
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<div class="contents">
<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 libraries</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 1997 Torben Weis (weis@kde.org)</span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> * $Id: ksock.cpp 482738 2005-11-24 00:21:15Z mueller $</span>
<a name="l00006"></a>00006 <span class="comment"> *</span>
<a name="l00007"></a>00007 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
<a name="l00008"></a>00008 <span class="comment"> * modify it under the terms of the GNU Library General Public</span>
<a name="l00009"></a>00009 <span class="comment"> * License as published by the Free Software Foundation; either</span>
<a name="l00010"></a>00010 <span class="comment"> * version 2 of the License, or (at your option) any later version.</span>
<a name="l00011"></a>00011 <span class="comment"> *</span>
<a name="l00012"></a>00012 <span class="comment"> * This library is distributed in the hope that it will be useful,</span>
<a name="l00013"></a>00013 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00014"></a>00014 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00015"></a>00015 <span class="comment"> * Library General Public License for more details.</span>
<a name="l00016"></a>00016 <span class="comment"> *</span>
<a name="l00017"></a>00017 <span class="comment"> * You should have received a copy of the GNU Library General Public License</span>
<a name="l00018"></a>00018 <span class="comment"> * along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00019"></a>00019 <span class="comment"> * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00020"></a>00020 <span class="comment"> * Boston, MA 02110-1301, USA.</span>
<a name="l00021"></a>00021 <span class="comment"> **/</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 <sys/types.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <sys/stat.h></span>
<a name="l00027"></a>00027 <span class="comment">// on Linux/libc5, this includes linux/socket.h where SOMAXCONN is defined</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <sys/socket.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <sys/resource.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <sys/time.h></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <sys/un.h></span>
<a name="l00032"></a>00032 <span class="preprocessor">#ifdef HAVE_SYS_SELECT_H</span>
<a name="l00033"></a>00033 <span class="preprocessor"></span><span class="preprocessor">#include <sys/select.h></span>
<a name="l00034"></a>00034 <span class="preprocessor">#endif</span>
<a name="l00035"></a>00035 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
<a name="l00036"></a>00036 <span class="preprocessor">#include <netinet/in.h></span>
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="preprocessor">#include <arpa/inet.h></span>
<a name="l00039"></a>00039 }
<a name="l00040"></a>00040
<a name="l00041"></a>00041 <span class="preprocessor">#define KSOCK_NO_BROKEN</span>
<a name="l00042"></a>00042 <span class="preprocessor"></span><span class="preprocessor">#include "kdebug.h"</span>
<a name="l00043"></a>00043 <span class="preprocessor">#include "ksock.h"</span>
<a name="l00044"></a>00044 <span class="preprocessor">#include "kextsock.h"</span>
<a name="l00045"></a>00045 <span class="preprocessor">#include "ksockaddr.h"</span>
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="preprocessor">#include "ksocks.h"</span>
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
<a name="l00050"></a>00050 <span class="preprocessor">#include <errno.h></span>
<a name="l00051"></a>00051 <span class="preprocessor">#include <fcntl.h></span>
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="preprocessor">#ifdef HAVE_GETADDRINFO</span>
<a name="l00054"></a>00054 <span class="preprocessor"></span><span class="preprocessor">#include <netdb.h></span>
<a name="l00055"></a>00055 <span class="preprocessor">#endif</span>
<a name="l00056"></a>00056 <span class="preprocessor"></span>
<a name="l00057"></a>00057 <span class="comment">// defines MAXDNAME under Solaris</span>
<a name="l00058"></a>00058 <span class="preprocessor">#include <arpa/nameser.h></span>
<a name="l00059"></a>00059 <span class="preprocessor">#include <resolv.h></span>
<a name="l00060"></a>00060 }
<a name="l00061"></a>00061 <span class="preprocessor">#include <stdio.h></span>
<a name="l00062"></a>00062 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00063"></a>00063 <span class="preprocessor">#include <string.h></span>
<a name="l00064"></a>00064 <span class="preprocessor">#include <signal.h></span>
<a name="l00065"></a>00065 <span class="preprocessor">#include <unistd.h></span>
<a name="l00066"></a>00066 <span class="preprocessor">#include <assert.h></span>
<a name="l00067"></a>00067
<a name="l00068"></a>00068 <span class="preprocessor">#ifdef HAVE_SYSENT_H</span>
<a name="l00069"></a>00069 <span class="preprocessor"></span><span class="preprocessor">#include <sysent.h></span>
<a name="l00070"></a>00070 <span class="preprocessor">#endif</span>
<a name="l00071"></a>00071 <span class="preprocessor"></span>
<a name="l00072"></a>00072 <span class="preprocessor">#if TIME_WITH_SYS_TIME</span>
<a name="l00073"></a>00073 <span class="preprocessor"></span><span class="preprocessor">#include <time.h></span>
<a name="l00074"></a>00074 <span class="preprocessor">#endif</span>
<a name="l00075"></a>00075 <span class="preprocessor"></span>
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="comment">// Play it safe, use a reasonable default, if SOMAXCONN was nowhere defined.</span>
<a name="l00078"></a>00078 <span class="preprocessor">#ifndef SOMAXCONN</span>
<a name="l00079"></a>00079 <span class="preprocessor"></span><span class="preprocessor">#warning Your header files do not seem to support SOMAXCONN</span>
<a name="l00080"></a>00080 <span class="preprocessor"></span><span class="preprocessor">#define SOMAXCONN 5</span>
<a name="l00081"></a>00081 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00082"></a>00082 <span class="preprocessor"></span>
<a name="l00083"></a>00083 <span class="preprocessor">#include <qapplication.h></span>
<a name="l00084"></a>00084 <span class="preprocessor">#include <qsocketnotifier.h></span>
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="preprocessor">#include "netsupp.h"</span> <span class="comment">// leave this last</span>
<a name="l00087"></a>00087
<a name="l00088"></a>00088 <span class="preprocessor">#ifdef __CYGWIN__</span>
<a name="l00089"></a>00089 <span class="preprocessor"></span><span class="preprocessor">#include "qwindowdefs.h"</span>
<a name="l00090"></a>00090 <span class="preprocessor">#endif </span>
<a name="l00091"></a>00091 <span class="preprocessor"></span>
<a name="l00092"></a>00092 <span class="keyword">class </span>KSocketPrivate
<a name="l00093"></a>00093 {
<a name="l00094"></a>00094 <span class="keyword">public</span>:
<a name="l00095"></a>00095 <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a> *readNotifier;
<a name="l00096"></a>00096 <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a> *writeNotifier;
<a name="l00097"></a>00097
<a name="l00098"></a>00098 KSocketPrivate() :
<a name="l00099"></a>00099 readNotifier(0), writeNotifier(0)
<a name="l00100"></a>00100 { }
<a name="l00101"></a>00101 };
<a name="l00102"></a>00102
<a name="l00103"></a>00103 <span class="comment">// I moved this into here so we could accurately detect the domain, for</span>
<a name="l00104"></a>00104 <span class="comment">// posterity. Really.</span>
<a name="l00105"></a><a class="code" href="classKSocket.html#a537bbad261a403459b4ef640689eb960">00105</a> <a class="code" href="classKSocket.html#a537bbad261a403459b4ef640689eb960" title="Constructs a KSocket with the provided file descriptor.">KSocket::KSocket</a>( <span class="keywordtype">int</span> _sock)
<a name="l00106"></a>00106 : sock(_sock), d(new KSocketPrivate)
<a name="l00107"></a>00107 {
<a name="l00108"></a>00108 <span class="keyword">struct </span>sockaddr_in sin;
<a name="l00109"></a>00109 ksocklen_t len = <span class="keyword">sizeof</span>(sin);
<a name="l00110"></a>00110
<a name="l00111"></a>00111 memset(&sin, 0, len);
<a name="l00112"></a>00112
<a name="l00113"></a>00113 <span class="comment">// getsockname will fill in all the appropriate details, and</span>
<a name="l00114"></a>00114 <span class="comment">// since sockaddr_in will exist everywhere and is somewhat compatible</span>
<a name="l00115"></a>00115 <span class="comment">// with sockaddr_in6, we can use it to avoid needless ifdefs.</span>
<a name="l00116"></a>00116 <a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#a601b5c4121ed749348249f49ec807a78" title="This is the re-implementation of libc's function of the same name.">getsockname</a>(_sock, (<span class="keyword">struct</span> sockaddr *)&sin, &len);
<a name="l00117"></a>00117 }
<a name="l00118"></a>00118
<a name="l00119"></a><a class="code" href="classKSocket.html#a7b8fee8bfbb16efef8c886d8df9fc686">00119</a> <a class="code" href="classKSocket.html#a537bbad261a403459b4ef640689eb960" title="Constructs a KSocket with the provided file descriptor.">KSocket::KSocket</a>( <span class="keyword">const</span> <span class="keywordtype">char</span> *_host, <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> <span class="keywordtype">int</span> _port, <span class="keywordtype">int</span> _timeout ) :
<a name="l00120"></a>00120 sock( -1 ), d(new KSocketPrivate)
<a name="l00121"></a>00121 {
<a name="l00122"></a>00122 connect( _host, _port, _timeout );
<a name="l00123"></a>00123 }
<a name="l00124"></a>00124
<a name="l00125"></a><a class="code" href="classKSocket.html#a4e7794dce4008d0b6594ed99821af1d0">00125</a> <a class="code" href="classKSocket.html#a537bbad261a403459b4ef640689eb960" title="Constructs a KSocket with the provided file descriptor.">KSocket::KSocket</a>( <span class="keyword">const</span> <span class="keywordtype">char</span> *_path ) :
<a name="l00126"></a>00126 sock( -1 ), d(new KSocketPrivate)
<a name="l00127"></a>00127 {
<a name="l00128"></a>00128 connect( _path );
<a name="l00129"></a>00129 }
<a name="l00130"></a>00130
<a name="l00131"></a><a class="code" href="classKSocket.html#a27b7620c78d524646d088d472c927821">00131</a> <span class="keywordtype">void</span> <a class="code" href="classKSocket.html#a27b7620c78d524646d088d472c927821" title="Enables the socket for reading.">KSocket::enableRead</a>( <span class="keywordtype">bool</span> _state )
<a name="l00132"></a>00132 {
<a name="l00133"></a>00133 <span class="keywordflow">if</span> ( _state )
<a name="l00134"></a>00134 {
<a name="l00135"></a>00135 <span class="keywordflow">if</span> ( !d->readNotifier )
<a name="l00136"></a>00136 {
<a name="l00137"></a>00137 d->readNotifier = <span class="keyword">new</span> <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>( sock, QSocketNotifier::Read );
<a name="l00138"></a>00138 <a class="codeRef" href="qobject.html#connect">QObject::connect</a>( d->readNotifier, SIGNAL( activated(<span class="keywordtype">int</span>) ), <span class="keyword">this</span>, SLOT( <a class="code" href="classKSocket.html#adda9b6b95fa68e28ae7aeb9e66910f48" title="Connected to the readNotifier.">slotRead</a>(<span class="keywordtype">int</span>) ) );
<a name="l00139"></a>00139 }
<a name="l00140"></a>00140 <span class="keywordflow">else</span>
<a name="l00141"></a>00141 d->readNotifier->setEnabled( <span class="keyword">true</span> );
<a name="l00142"></a>00142 }
<a name="l00143"></a>00143 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( d->readNotifier )
<a name="l00144"></a>00144 d->readNotifier->setEnabled( <span class="keyword">false</span> );
<a name="l00145"></a>00145 }
<a name="l00146"></a>00146
<a name="l00147"></a><a class="code" href="classKSocket.html#a55ae440cd50bf0c59415f2806a10ba62">00147</a> <span class="keywordtype">void</span> <a class="code" href="classKSocket.html#a55ae440cd50bf0c59415f2806a10ba62" title="Enables the socket for writing.">KSocket::enableWrite</a>( <span class="keywordtype">bool</span> _state )
<a name="l00148"></a>00148 {
<a name="l00149"></a>00149 <span class="keywordflow">if</span> ( _state )
<a name="l00150"></a>00150 {
<a name="l00151"></a>00151 <span class="keywordflow">if</span> ( !d->writeNotifier )
<a name="l00152"></a>00152 {
<a name="l00153"></a>00153 d->writeNotifier = <span class="keyword">new</span> <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>( sock, QSocketNotifier::Write );
<a name="l00154"></a>00154 <a class="codeRef" href="qobject.html#connect">QObject::connect</a>( d->writeNotifier, SIGNAL( activated(<span class="keywordtype">int</span>) ), <span class="keyword">this</span>,
<a name="l00155"></a>00155 SLOT( <a class="code" href="classKSocket.html#afba778407145c103bf04f86b4f86cdde" title="Connected to the writeNotifier.">slotWrite</a>(<span class="keywordtype">int</span>) ) );
<a name="l00156"></a>00156 }
<a name="l00157"></a>00157 <span class="keywordflow">else</span>
<a name="l00158"></a>00158 d->writeNotifier->setEnabled( <span class="keyword">true</span> );
<a name="l00159"></a>00159 }
<a name="l00160"></a>00160 <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( d->writeNotifier )
<a name="l00161"></a>00161 d->writeNotifier->setEnabled( <span class="keyword">false</span> );
<a name="l00162"></a>00162 }
<a name="l00163"></a>00163
<a name="l00164"></a><a class="code" href="classKSocket.html#adda9b6b95fa68e28ae7aeb9e66910f48">00164</a> <span class="keywordtype">void</span> <a class="code" href="classKSocket.html#adda9b6b95fa68e28ae7aeb9e66910f48" title="Connected to the readNotifier.">KSocket::slotRead</a>( <span class="keywordtype">int</span> )
<a name="l00165"></a>00165 {
<a name="l00166"></a>00166 <span class="keywordtype">char</span> buffer[2];
<a name="l00167"></a>00167
<a name="l00168"></a>00168 <span class="keywordtype">int</span> n = recv( sock, buffer, 1, MSG_PEEK );
<a name="l00169"></a>00169 <span class="keywordflow">if</span> ( n <= 0 )
<a name="l00170"></a>00170 emit <a class="code" href="classKSocket.html#a3d83730904dc3f47426202b40b97b7ca" title="Raised when the connection is broken.">closeEvent</a>( <span class="keyword">this</span> );
<a name="l00171"></a>00171 <span class="keywordflow">else</span>
<a name="l00172"></a>00172 emit <a class="code" href="classKSocket.html#a21687a4875efe7ad1fc7f2f9dd7c7c41" title="Data has arrived for reading.">readEvent</a>( <span class="keyword">this</span> );
<a name="l00173"></a>00173 }
<a name="l00174"></a>00174
<a name="l00175"></a><a class="code" href="classKSocket.html#afba778407145c103bf04f86b4f86cdde">00175</a> <span class="keywordtype">void</span> <a class="code" href="classKSocket.html#afba778407145c103bf04f86b4f86cdde" title="Connected to the writeNotifier.">KSocket::slotWrite</a>( <span class="keywordtype">int</span> )
<a name="l00176"></a>00176 {
<a name="l00177"></a>00177 emit <a class="code" href="classKSocket.html#adc1ac195dd95db552a543b681c3e858b" title="Socket is ready for writing.">writeEvent</a>( <span class="keyword">this</span> );
<a name="l00178"></a>00178 }
<a name="l00179"></a>00179
<a name="l00180"></a>00180 <span class="comment">/*</span>
<a name="l00181"></a>00181 <span class="comment"> * Connects the PF_UNIX domain socket to _path.</span>
<a name="l00182"></a>00182 <span class="comment"> */</span>
<a name="l00183"></a>00183 <span class="keywordtype">bool</span> KSocket::connect( <span class="keyword">const</span> <span class="keywordtype">char</span> *_path )
<a name="l00184"></a>00184 {
<a name="l00185"></a>00185 <a class="code" href="classKExtendedSocket.html" title="The extended socket class.">KExtendedSocket</a> ks(QString::null, _path, KExtendedSocket::unixSocket);
<a name="l00186"></a>00186
<a name="l00187"></a>00187 ks.connect();
<a name="l00188"></a>00188 sock = ks.fd();
<a name="l00189"></a>00189 ks.release();
<a name="l00190"></a>00190
<a name="l00191"></a>00191 <span class="keywordflow">return</span> sock >= 0;
<a name="l00192"></a>00192 }
<a name="l00193"></a>00193
<a name="l00194"></a>00194 <span class="comment">/*</span>
<a name="l00195"></a>00195 <span class="comment"> * Connects the socket to _host, _port.</span>
<a name="l00196"></a>00196 <span class="comment"> */</span>
<a name="l00197"></a>00197 <span class="keywordtype">bool</span> KSocket::connect( <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& _host, <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> <span class="keywordtype">int</span> _port, <span class="keywordtype">int</span> _timeout )
<a name="l00198"></a>00198 {
<a name="l00199"></a>00199 <a class="code" href="classKExtendedSocket.html" title="The extended socket class.">KExtendedSocket</a> ks(_host, _port, KExtendedSocket::inetSocket);
<a name="l00200"></a>00200 ks.setTimeout(_timeout, 0);
<a name="l00201"></a>00201
<a name="l00202"></a>00202 ks.connect();
<a name="l00203"></a>00203 sock = ks.fd();
<a name="l00204"></a>00204 ks.release();
<a name="l00205"></a>00205
<a name="l00206"></a>00206 <span class="keywordflow">return</span> sock >= 0;
<a name="l00207"></a>00207 }
<a name="l00208"></a>00208
<a name="l00209"></a>00209 <span class="comment">// only for doxygen - the define is always true as defined above</span>
<a name="l00210"></a>00210 <span class="preprocessor">#ifdef KSOCK_NO_BROKEN</span>
<a name="l00211"></a>00211 <span class="preprocessor"></span><span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> KSocket::ipv4_addr()
<a name="l00212"></a>00212 {
<a name="l00213"></a>00213 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> retval = 0;
<a name="l00214"></a>00214 <a class="code" href="classKSocketAddress.html" title="A socket address.">KSocketAddress</a> *sa = <a class="code" href="classKExtendedSocket.html#a5c297389b4cfcfce36149689a2c0181e" title="Returns the peer socket address.">KExtendedSocket::peerAddress</a>(sock);
<a name="l00215"></a>00215 <span class="keywordflow">if</span> (sa == NULL)
<a name="l00216"></a>00216 <span class="keywordflow">return</span> 0;
<a name="l00217"></a>00217
<a name="l00218"></a>00218 <span class="keywordflow">if</span> (sa-><a class="code" href="classKSocketAddress.html#a242ef446a5a0531c637f3475dfd8610f" title="Returns a sockaddr structure, for passing down to library functions.">address</a>() != NULL && (sa-><a class="code" href="classKSocketAddress.html#a242ef446a5a0531c637f3475dfd8610f" title="Returns a sockaddr structure, for passing down to library functions.">address</a>()->sa_family == PF_INET
<a name="l00219"></a>00219 <span class="preprocessor">#ifdef PF_INET6</span>
<a name="l00220"></a>00220 <span class="preprocessor"></span> || sa-><a class="code" href="classKSocketAddress.html#a242ef446a5a0531c637f3475dfd8610f" title="Returns a sockaddr structure, for passing down to library functions.">address</a>()->sa_family == PF_INET6
<a name="l00221"></a>00221 <span class="preprocessor">#endif</span>
<a name="l00222"></a>00222 <span class="preprocessor"></span> ))
<a name="l00223"></a>00223 {
<a name="l00224"></a>00224 <a class="code" href="classKInetSocketAddress.html" title="An Inet (IPv4 or IPv6) socket address.">KInetSocketAddress</a> *ksin = (<a class="code" href="classKInetSocketAddress.html" title="An Inet (IPv4 or IPv6) socket address.">KInetSocketAddress</a>*)sa;
<a name="l00225"></a>00225 <span class="keyword">const</span> sockaddr_in *sin = ksin-><a class="code" href="classKInetSocketAddress.html#a135de76cab00fd3a913abae66adc0517" title="Returns the socket address.">addressV4</a>();
<a name="l00226"></a>00226 <span class="keywordflow">if</span> (sin != NULL)
<a name="l00227"></a>00227 retval = sin->sin_addr.s_addr;
<a name="l00228"></a>00228 }
<a name="l00229"></a>00229 <span class="keyword">delete</span> sa;
<a name="l00230"></a>00230 <span class="keywordflow">return</span> retval;
<a name="l00231"></a>00231 }
<a name="l00232"></a>00232
<a name="l00233"></a>00233 <span class="keywordtype">bool</span> KSocket::initSockaddr (ksockaddr_in *server_name, <span class="keyword">const</span> <span class="keywordtype">char</span> *hostname, <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> <span class="keywordtype">int</span> port, <span class="keywordtype">int</span> domain)
<a name="l00234"></a>00234 {
<a name="l00235"></a>00235 <span class="comment">// This function is now IPv4 only</span>
<a name="l00236"></a>00236 <span class="comment">// if you want something better, you should use KExtendedSocket::lookup yourself</span>
<a name="l00237"></a>00237
<a name="l00238"></a>00238 kdWarning(170) << <span class="stringliteral">"deprecated KSocket::initSockaddr called"</span> << <a class="code" href="group__kdebug.html#ga313d520ed8f8f6b46eeef22cfb3b082a" title="Does nothing.">endl</a>;
<a name="l00239"></a>00239
<a name="l00240"></a>00240 <span class="keywordflow">if</span> (domain != PF_INET)
<a name="l00241"></a>00241 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00242"></a>00242
<a name="l00243"></a>00243 <a class="codeRef" href="qptrlist.html">QPtrList<KAddressInfo></a> list = <a class="code" href="classKExtendedSocket.html#a58e78e3b41f2567fd21d355f452d1c19" title="Performs lookup on the addresses we were given before.">KExtendedSocket::lookup</a>(hostname, <a class="codeRef" href="qstring.html#number">QString::number</a>(port),
<a name="l00244"></a>00244 KExtendedSocket::ipv4Socket);
<a name="l00245"></a>00245 list.<a class="codeRef" href="qptrlist.html#setAutoDelete">setAutoDelete</a>(<span class="keyword">true</span>);
<a name="l00246"></a>00246
<a name="l00247"></a>00247 <span class="keywordflow">if</span> (list.<a class="codeRef" href="qptrlist.html#isEmpty">isEmpty</a>())
<a name="l00248"></a>00248 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00249"></a>00249
<a name="l00250"></a>00250 memset(server_name, 0, <span class="keyword">sizeof</span>(*server_name));
<a name="l00251"></a>00251
<a name="l00252"></a>00252 <span class="comment">// We are sure that only KInetSocketAddress objects are in the list</span>
<a name="l00253"></a>00253 <a class="code" href="classKInetSocketAddress.html" title="An Inet (IPv4 or IPv6) socket address.">KInetSocketAddress</a> *sin = (<a class="code" href="classKInetSocketAddress.html" title="An Inet (IPv4 or IPv6) socket address.">KInetSocketAddress</a>*)list.<a class="codeRef" href="qptrlist.html#getFirst">getFirst</a>()->address();
<a name="l00254"></a>00254 <span class="keywordflow">if</span> (sin == NULL)
<a name="l00255"></a>00255 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00256"></a>00256
<a name="l00257"></a>00257 memcpy(server_name, sin-><a class="code" href="classKInetSocketAddress.html#a135de76cab00fd3a913abae66adc0517" title="Returns the socket address.">addressV4</a>(), <span class="keyword">sizeof</span>(*server_name));
<a name="l00258"></a>00258 kdDebug(170) << <span class="stringliteral">"KSocket::initSockaddr: returning "</span> << sin-><a class="code" href="classKInetSocketAddress.html#a2025e96a5b24b6c26b202d2e60d3a71b" title="Returns a pretty representation of this address.">pretty</a>() << <a class="code" href="group__kdebug.html#ga313d520ed8f8f6b46eeef22cfb3b082a" title="Does nothing.">endl</a>;
<a name="l00259"></a>00259 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00260"></a>00260 }
<a name="l00261"></a>00261
<a name="l00262"></a>00262 <span class="preprocessor">#endif</span>
<a name="l00263"></a>00263 <span class="preprocessor"></span>
<a name="l00264"></a><a class="code" href="classKSocket.html#a7025a7fbdcd84e8bee7e8cf02b9a7046">00264</a> <a class="code" href="classKSocket.html#a7025a7fbdcd84e8bee7e8cf02b9a7046" title="Destructor.">KSocket::~KSocket</a>()
<a name="l00265"></a>00265 {
<a name="l00266"></a>00266 <span class="comment">// Coolo says delete 0 is ok :) -thiago</span>
<a name="l00267"></a>00267 <span class="keyword">delete</span> d->readNotifier;
<a name="l00268"></a>00268 <span class="keyword">delete</span> d->writeNotifier;
<a name="l00269"></a>00269
<a name="l00270"></a>00270 <span class="keyword">delete</span> d;
<a name="l00271"></a>00271
<a name="l00272"></a>00272 <span class="keywordflow">if</span> (sock != -1) {
<a name="l00273"></a>00273 ::close( sock );
<a name="l00274"></a>00274 }
<a name="l00275"></a>00275 }
<a name="l00276"></a>00276
<a name="l00277"></a>00277 <span class="keyword">class </span>KServerSocketPrivate
<a name="l00278"></a>00278 {
<a name="l00279"></a>00279 <span class="keyword">public</span>:
<a name="l00280"></a>00280 <span class="keywordtype">bool</span> bind;
<a name="l00281"></a>00281 <a class="codeRef" href="qcstring.html">QCString</a> path;
<a name="l00282"></a>00282 <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> <span class="keywordtype">int</span> port;
<a name="l00283"></a>00283 <a class="code" href="classKExtendedSocket.html" title="The extended socket class.">KExtendedSocket</a> *ks;
<a name="l00284"></a>00284 };
<a name="l00285"></a>00285
<a name="l00286"></a>00286
<a name="l00287"></a><a class="code" href="classKServerSocket.html#a5c1e3f07a9153a89febbb5ae3572d7e4">00287</a> <a class="code" href="classKServerSocket.html#aa7e5223f308dc0e0f3cf88e209b7b305" title="Constructor.">KServerSocket::KServerSocket</a>( <span class="keyword">const</span> <span class="keywordtype">char</span> *_path, <span class="keywordtype">bool</span> _bind ) :
<a name="l00288"></a>00288 sock( -1 )
<a name="l00289"></a>00289 {
<a name="l00290"></a>00290 d = <span class="keyword">new</span> KServerSocketPrivate();
<a name="l00291"></a>00291 d->bind = _bind;
<a name="l00292"></a>00292
<a name="l00293"></a>00293 init ( _path );
<a name="l00294"></a>00294 }
<a name="l00295"></a>00295
<a name="l00296"></a><a class="code" href="classKServerSocket.html#aa7e5223f308dc0e0f3cf88e209b7b305">00296</a> <a class="code" href="classKServerSocket.html#aa7e5223f308dc0e0f3cf88e209b7b305" title="Constructor.">KServerSocket::KServerSocket</a>( <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> <span class="keywordtype">int</span> _port, <span class="keywordtype">bool</span> _bind ) :
<a name="l00297"></a>00297 sock( -1 )
<a name="l00298"></a>00298 {
<a name="l00299"></a>00299 d = <span class="keyword">new</span> KServerSocketPrivate();
<a name="l00300"></a>00300 d->bind = _bind;
<a name="l00301"></a>00301
<a name="l00302"></a>00302 init ( _port );
<a name="l00303"></a>00303 }
<a name="l00304"></a>00304
<a name="l00305"></a>00305 <span class="keywordtype">bool</span> KServerSocket::init( <span class="keyword">const</span> <span class="keywordtype">char</span> *_path )
<a name="l00306"></a>00306 {
<a name="l00307"></a>00307 unlink(_path );
<a name="l00308"></a>00308 d->path = _path;
<a name="l00309"></a>00309
<a name="l00310"></a>00310 <a class="code" href="classKExtendedSocket.html" title="The extended socket class.">KExtendedSocket</a> *ks = <span class="keyword">new</span> <a class="code" href="classKExtendedSocket.html" title="The extended socket class.">KExtendedSocket</a>(QString::null, _path, KExtendedSocket::passiveSocket |
<a name="l00311"></a>00311 KExtendedSocket::unixSocket);
<a name="l00312"></a>00312 d->ks = ks;
<a name="l00313"></a>00313
<a name="l00314"></a>00314 <span class="keywordflow">if</span> (d->bind)
<a name="l00315"></a>00315 <span class="keywordflow">return</span> <a class="code" href="classKServerSocket.html#a89b791965e2680493fab24390775f1bc" title="Binds the socket and start listening.">bindAndListen</a>();
<a name="l00316"></a>00316 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00317"></a>00317 }
<a name="l00318"></a>00318
<a name="l00319"></a>00319
<a name="l00320"></a>00320 <span class="keywordtype">bool</span> KServerSocket::init( <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> <span class="keywordtype">int</span> _port )
<a name="l00321"></a>00321 {
<a name="l00322"></a>00322 d->port = _port;
<a name="l00323"></a>00323 <a class="code" href="classKExtendedSocket.html" title="The extended socket class.">KExtendedSocket</a> *ks;
<a name="l00324"></a>00324 ks = <span class="keyword">new</span> <a class="code" href="classKExtendedSocket.html" title="The extended socket class.">KExtendedSocket</a>(QString::null, _port, KExtendedSocket::passiveSocket |
<a name="l00325"></a>00325 KExtendedSocket::inetSocket);
<a name="l00326"></a>00326 d->ks = ks;
<a name="l00327"></a>00327
<a name="l00328"></a>00328 <span class="keywordflow">if</span> (d->bind)
<a name="l00329"></a>00329 <span class="keywordflow">return</span> <a class="code" href="classKServerSocket.html#a89b791965e2680493fab24390775f1bc" title="Binds the socket and start listening.">bindAndListen</a>();
<a name="l00330"></a>00330 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00331"></a>00331 }
<a name="l00332"></a>00332
<a name="l00333"></a><a class="code" href="classKServerSocket.html#a89b791965e2680493fab24390775f1bc">00333</a> <span class="keywordtype">bool</span> <a class="code" href="classKServerSocket.html#a89b791965e2680493fab24390775f1bc" title="Binds the socket and start listening.">KServerSocket::bindAndListen</a>()
<a name="l00334"></a>00334 {
<a name="l00335"></a>00335 <span class="keywordflow">if</span> (d == NULL || d->ks == NULL)
<a name="l00336"></a>00336 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00337"></a>00337
<a name="l00338"></a>00338
<a name="l00339"></a>00339 <span class="keywordtype">int</span> ret = d->ks->listen( SOMAXCONN );
<a name="l00340"></a>00340 <span class="keywordflow">if</span> (ret < 0)
<a name="l00341"></a>00341 {
<a name="l00342"></a>00342 kdWarning(170) << <span class="stringliteral">"Error listening on socket: "</span> << ret << <span class="stringliteral">"\n"</span>;
<a name="l00343"></a>00343 <span class="keyword">delete</span> d->ks;
<a name="l00344"></a>00344 d->ks = NULL;
<a name="l00345"></a>00345 <a class="code" href="classKServerSocket.html#a88c9c6596a4a410bdad074b2f24812a7" title="The file descriptor for this socket.">sock</a> = -1;
<a name="l00346"></a>00346 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00347"></a>00347 }
<a name="l00348"></a>00348
<a name="l00349"></a>00349
<a name="l00350"></a>00350 <a class="code" href="classKServerSocket.html#a88c9c6596a4a410bdad074b2f24812a7" title="The file descriptor for this socket.">sock</a> = d->ks->fd();
<a name="l00351"></a>00351
<a name="l00352"></a>00352 <a class="codeRef" href="qobject.html#connect">connect</a>( d->ks->readNotifier(), SIGNAL( activated(<span class="keywordtype">int</span>) ), <span class="keyword">this</span>, SLOT( <a class="code" href="classKServerSocket.html#aede11b9943aaad2f4ef88abacfb3b55c" title="Called when someone connected to our port.">slotAccept</a>(<span class="keywordtype">int</span>) ) );
<a name="l00353"></a>00353 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00354"></a>00354 }
<a name="l00355"></a>00355
<a name="l00356"></a>00356
<a name="l00357"></a><a class="code" href="classKServerSocket.html#add9b68d85cafbd3396d799d150fba21c">00357</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> <span class="keywordtype">int</span> <a class="code" href="classKServerSocket.html#add9b68d85cafbd3396d799d150fba21c" title="Returns the port number which is being monitored.">KServerSocket::port</a>()
<a name="l00358"></a>00358 {
<a name="l00359"></a>00359 <span class="keywordflow">if</span> (d == NULL || d->ks == NULL || <a class="code" href="classKServerSocket.html#a88c9c6596a4a410bdad074b2f24812a7" title="The file descriptor for this socket.">sock</a> == -1)
<a name="l00360"></a>00360 <span class="keywordflow">return</span> 0;
<a name="l00361"></a>00361 <span class="keyword">const</span> <a class="code" href="classKSocketAddress.html" title="A socket address.">KSocketAddress</a> *sa = d->ks->localAddress();
<a name="l00362"></a>00362 <span class="keywordflow">if</span> (sa == NULL)
<a name="l00363"></a>00363 <span class="keywordflow">return</span> 0;
<a name="l00364"></a>00364
<a name="l00365"></a>00365 <span class="comment">// we can use sockaddr_in here even if it isn't IPv4</span>
<a name="l00366"></a>00366 sockaddr_in *sin = (sockaddr_in*)sa-><a class="code" href="classKSocketAddress.html#a242ef446a5a0531c637f3475dfd8610f" title="Returns a sockaddr structure, for passing down to library functions.">address</a>();
<a name="l00367"></a>00367
<a name="l00368"></a>00368 <span class="keywordflow">if</span> (sin->sin_family == PF_INET)
<a name="l00369"></a>00369 <span class="comment">// correct family</span>
<a name="l00370"></a>00370 <span class="keywordflow">return</span> sin->sin_port;
<a name="l00371"></a>00371 <span class="preprocessor">#ifdef PF_INET6</span>
<a name="l00372"></a>00372 <span class="preprocessor"></span> <span class="keywordflow">else</span> <span class="keywordflow">if</span> (sin->sin_family == PF_INET6)
<a name="l00373"></a>00373 {
<a name="l00374"></a>00374 kde_sockaddr_in6 *sin6 = (kde_sockaddr_in6*)sin;
<a name="l00375"></a>00375 <span class="keywordflow">return</span> sin6->sin6_port;
<a name="l00376"></a>00376 }
<a name="l00377"></a>00377 <span class="preprocessor">#endif</span>
<a name="l00378"></a>00378 <span class="preprocessor"></span> <span class="keywordflow">return</span> 0; <span class="comment">// not a port we know</span>
<a name="l00379"></a>00379 }
<a name="l00380"></a>00380
<a name="l00381"></a>00381 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> KServerSocket::ipv4_addr()
<a name="l00382"></a>00382 {
<a name="l00383"></a>00383 <span class="keywordflow">if</span> (d == NULL || d->ks == NULL || <a class="code" href="classKServerSocket.html#a88c9c6596a4a410bdad074b2f24812a7" title="The file descriptor for this socket.">sock</a> == -1)
<a name="l00384"></a>00384 <span class="keywordflow">return</span> 0;
<a name="l00385"></a>00385 <span class="keyword">const</span> <a class="code" href="classKSocketAddress.html" title="A socket address.">KSocketAddress</a> *sa = d->ks->localAddress();
<a name="l00386"></a>00386
<a name="l00387"></a>00387 <span class="keyword">const</span> sockaddr_in *sin = (sockaddr_in*)sa-><a class="code" href="classKSocketAddress.html#a242ef446a5a0531c637f3475dfd8610f" title="Returns a sockaddr structure, for passing down to library functions.">address</a>();
<a name="l00388"></a>00388
<a name="l00389"></a>00389 <span class="keywordflow">if</span> (sin->sin_family == PF_INET)
<a name="l00390"></a>00390 <span class="comment">// correct family</span>
<a name="l00391"></a>00391 <span class="keywordflow">return</span> ntohl(sin->sin_addr.s_addr);
<a name="l00392"></a>00392 <span class="preprocessor">#ifdef PF_INET6</span>
<a name="l00393"></a>00393 <span class="preprocessor"></span> <span class="keywordflow">else</span> <span class="keywordflow">if</span> (sin->sin_family == PF_INET6)
<a name="l00394"></a>00394 {
<a name="l00395"></a>00395 <a class="code" href="classKInetSocketAddress.html" title="An Inet (IPv4 or IPv6) socket address.">KInetSocketAddress</a> *ksin = (<a class="code" href="classKInetSocketAddress.html" title="An Inet (IPv4 or IPv6) socket address.">KInetSocketAddress</a>*)sa;
<a name="l00396"></a>00396 sin = ksin-><a class="code" href="classKInetSocketAddress.html#a135de76cab00fd3a913abae66adc0517" title="Returns the socket address.">addressV4</a>();
<a name="l00397"></a>00397 <span class="keywordflow">if</span> (sin != NULL)
<a name="l00398"></a>00398 <span class="keywordflow">return</span> sin->sin_addr.s_addr;
<a name="l00399"></a>00399 }
<a name="l00400"></a>00400 <span class="preprocessor">#endif</span>
<a name="l00401"></a>00401 <span class="preprocessor"></span> <span class="keywordflow">return</span> 0; <span class="comment">// this is dumb, isn't it?</span>
<a name="l00402"></a>00402 }
<a name="l00403"></a>00403
<a name="l00404"></a><a class="code" href="classKServerSocket.html#aede11b9943aaad2f4ef88abacfb3b55c">00404</a> <span class="keywordtype">void</span> <a class="code" href="classKServerSocket.html#aede11b9943aaad2f4ef88abacfb3b55c" title="Called when someone connected to our port.">KServerSocket::slotAccept</a>( <span class="keywordtype">int</span> )
<a name="l00405"></a>00405 {
<a name="l00406"></a>00406 <span class="keywordflow">if</span> (d == NULL || d->ks == NULL || <a class="code" href="classKServerSocket.html#a88c9c6596a4a410bdad074b2f24812a7" title="The file descriptor for this socket.">sock</a> == -1)
<a name="l00407"></a>00407 <span class="keywordflow">return</span>; <span class="comment">// nothing!</span>
<a name="l00408"></a>00408
<a name="l00409"></a>00409 <a class="code" href="classKExtendedSocket.html" title="The extended socket class.">KExtendedSocket</a> *s;
<a name="l00410"></a>00410 <span class="keywordflow">if</span> (d->ks->accept(s) < 0)
<a name="l00411"></a>00411 {
<a name="l00412"></a>00412 kdWarning(170) << <span class="stringliteral">"Error accepting\n"</span>;
<a name="l00413"></a>00413 <span class="keywordflow">return</span>;
<a name="l00414"></a>00414 }
<a name="l00415"></a>00415
<a name="l00416"></a>00416 <span class="keywordtype">int</span> new_sock = s-><a class="code" href="classKExtendedSocket.html#a5be81ca6332692fc13c8b4128a826fc1" title="Returns the file descriptor.">fd</a>();
<a name="l00417"></a>00417 s-><a class="code" href="classKExtendedSocket.html#a37b88c2a07c09354e8dbea7156265631" title="Releases the socket and anything we have holding on it.">release</a>(); <span class="comment">// we're getting rid of the KExtendedSocket</span>
<a name="l00418"></a>00418 <span class="keyword">delete</span> s;
<a name="l00419"></a>00419
<a name="l00420"></a>00420 emit <a class="code" href="classKServerSocket.html#a5ccebef2d9a48069331fee3d9191dc0a" title="A connection has been accepted.">accepted</a>( <span class="keyword">new</span> <a class="code" href="classKSocket.html" title="A TCP/IP client socket.">KSocket</a>( new_sock ) );
<a name="l00421"></a>00421 }
<a name="l00422"></a>00422
<a name="l00423"></a><a class="code" href="classKServerSocket.html#a4a5806abfc6921d4d317251ef1d35609">00423</a> <a class="code" href="classKServerSocket.html#a4a5806abfc6921d4d317251ef1d35609" title="Destructor.">KServerSocket::~KServerSocket</a>()
<a name="l00424"></a>00424 {
<a name="l00425"></a>00425 <span class="keywordflow">if</span> (d != NULL)
<a name="l00426"></a>00426 {
<a name="l00427"></a>00427 <span class="keywordflow">if</span> (d->ks != NULL)
<a name="l00428"></a>00428 <span class="keyword">delete</span> d->ks;
<a name="l00429"></a>00429 <span class="keyword">delete</span> d;
<a name="l00430"></a>00430 }
<a name="l00431"></a>00431 <span class="comment">// deleting d->ks closes the socket</span>
<a name="l00432"></a>00432 <span class="comment">// ::close( sock );</span>
<a name="l00433"></a>00433 }
<a name="l00434"></a>00434
<a name="l00435"></a>00435 <span class="preprocessor">#include "ksock.moc"</span>
</pre></div></div>
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