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<div class="title">responder.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 project</span>
<a name="l00002"></a>00002 <span class="comment"> *</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 2004 Jakub Stachowski <qbast@go2.pl></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="preprocessor">#include "responder.h"</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include <qapplication.h></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <kidna.h></span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="comment">// dns_sd.h API should care about proper encoding of non-latin1 characters</span>
<a name="l00026"></a>00026 <span class="comment">// but for now it does not</span>
<a name="l00027"></a>00027 <span class="preprocessor">#define IDN_BROKEN_IN_MDNSRESPONDER</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span>
<a name="l00029"></a>00029 <span class="keyword">namespace </span>DNSSD
<a name="l00030"></a>00030 {
<a name="l00031"></a>00031
<a name="l00032"></a>00032 Responder::Responder(DNSServiceRef ref,<a class="codeRef" href="qobject.html">QObject</a> *parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)
<a name="l00033"></a>00033 : <a class="codeRef" href="qobject.html">QObject</a>(parent, name), m_ref(0), m_socket(0)
<a name="l00034"></a>00034 {
<a name="l00035"></a>00035 setRef(ref);
<a name="l00036"></a>00036 }
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="keywordtype">void</span> Responder::setRef(DNSServiceRef ref)
<a name="l00039"></a>00039 {
<a name="l00040"></a>00040 <span class="keywordflow">if</span> (m_socket || m_ref) stop();
<a name="l00041"></a>00041 m_running = <span class="keyword">false</span>;
<a name="l00042"></a>00042 m_ref = ref;
<a name="l00043"></a>00043 <span class="keywordflow">if</span> (m_ref == 0 ) <span class="keywordflow">return</span>;
<a name="l00044"></a>00044 <span class="preprocessor">#ifdef HAVE_DNSSD</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span> <span class="keywordtype">int</span> fd = DNSServiceRefSockFD(ref);
<a name="l00046"></a>00046 <span class="keywordflow">if</span> (fd == -1) <span class="keywordflow">return</span>;
<a name="l00047"></a>00047 m_socket = <span class="keyword">new</span> <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>(fd,QSocketNotifier::Read,<span class="keyword">this</span>);
<a name="l00048"></a>00048 <a class="codeRef" href="qobject.html#connect">connect</a>(m_socket,SIGNAL(activated(<span class="keywordtype">int</span>)),<span class="keyword">this</span>,SLOT(process()));
<a name="l00049"></a>00049 m_running = <span class="keyword">true</span>;
<a name="l00050"></a>00050 <span class="preprocessor">#endif</span>
<a name="l00051"></a>00051 <span class="preprocessor"></span>}
<a name="l00052"></a>00052 Responder::~Responder()
<a name="l00053"></a>00053 {
<a name="l00054"></a>00054 stop();
<a name="l00055"></a>00055 }
<a name="l00056"></a>00056
<a name="l00057"></a>00057 <span class="keywordtype">void</span> Responder::stop()
<a name="l00058"></a>00058 {
<a name="l00059"></a>00059 <span class="keywordflow">if</span> (m_socket) <span class="keyword">delete</span> m_socket;
<a name="l00060"></a>00060 m_socket = 0;
<a name="l00061"></a>00061 <span class="preprocessor">#ifdef HAVE_DNSSD</span>
<a name="l00062"></a>00062 <span class="preprocessor"></span> <span class="keywordflow">if</span> (m_ref) DNSServiceRefDeallocate(m_ref);
<a name="l00063"></a>00063 <span class="preprocessor">#endif</span>
<a name="l00064"></a>00064 <span class="preprocessor"></span> m_ref = 0;
<a name="l00065"></a>00065 m_running = <span class="keyword">false</span>;
<a name="l00066"></a>00066 }
<a name="l00067"></a>00067
<a name="l00068"></a>00068
<a name="l00069"></a>00069 <span class="keywordtype">void</span> Responder::process()
<a name="l00070"></a>00070 {
<a name="l00071"></a>00071 <span class="preprocessor">#ifdef HAVE_DNSSD</span>
<a name="l00072"></a>00072 <span class="preprocessor"></span> <span class="keywordflow">if</span> ( DNSServiceProcessResult(m_ref) != kDNSServiceErr_NoError) stop();
<a name="l00073"></a>00073 <span class="preprocessor">#endif</span>
<a name="l00074"></a>00074 <span class="preprocessor"></span>}
<a name="l00075"></a>00075
<a name="l00076"></a><a class="code" href="classDNSSD_1_1Responder.html#ac2f324e5372a2c872812cd1421616cbb">00076</a> <span class="keywordtype">bool</span> <a class="code" href="classDNSSD_1_1Responder.html#ac2f324e5372a2c872812cd1421616cbb" title="Returns true if it is possible to use mDNS service publishing and discovery.">Responder::isRunning</a>()<span class="keyword"> const</span>
<a name="l00077"></a>00077 <span class="keyword"></span>{
<a name="l00078"></a>00078 <span class="keywordflow">return</span> m_running;
<a name="l00079"></a>00079 }
<a name="l00080"></a>00080
<a name="l00081"></a>00081 <span class="keywordtype">bool</span> domainIsLocal(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& domain)
<a name="l00082"></a>00082 {
<a name="l00083"></a>00083 <span class="keywordflow">return</span> domain.<a class="codeRef" href="qstring.html#section">section</a>(<span class="charliteral">'.'</span>,-1,-1).lower()==<span class="stringliteral">"local"</span>;
<a name="l00084"></a>00084 }
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <a class="codeRef" href="qcstring.html">QCString</a> domainToDNS(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a> &domain)
<a name="l00087"></a>00087 {
<a name="l00088"></a>00088 <span class="preprocessor">#ifdef IDN_BROKEN_IN_MDNSRESPONDER</span>
<a name="l00089"></a>00089 <span class="preprocessor"></span> <span class="keywordflow">if</span> (domainIsLocal(domain)) <span class="keywordflow">return</span> domain.<a class="codeRef" href="qstring.html#utf8">utf8</a>();
<a name="l00090"></a>00090 <span class="keywordflow">else</span> <span class="keywordflow">return</span> KIDNA::toAsciiCString(domain);
<a name="l00091"></a>00091 <span class="preprocessor">#else</span>
<a name="l00092"></a>00092 <span class="preprocessor"></span> <span class="keywordflow">return</span> domain.<a class="codeRef" href="qstring.html#utf8">utf8</a>();
<a name="l00093"></a>00093 <span class="preprocessor">#endif</span>
<a name="l00094"></a>00094 <span class="preprocessor"></span>}
<a name="l00095"></a>00095
<a name="l00096"></a>00096 <a class="codeRef" href="qstring.html">QString</a> DNSToDomain(<span class="keyword">const</span> <span class="keywordtype">char</span>* domain)
<a name="l00097"></a>00097 {
<a name="l00098"></a>00098 <span class="preprocessor">#ifdef IDN_BROKEN_IN_MDNSRESPONDER</span>
<a name="l00099"></a>00099 <span class="preprocessor"></span> <span class="keywordflow">if</span> (domainIsLocal(domain)) <span class="keywordflow">return</span> <a class="codeRef" href="qstring.html#fromUtf8">QString::fromUtf8</a>(domain);
<a name="l00100"></a>00100 <span class="keywordflow">else</span> <span class="keywordflow">return</span> KIDNA::toUnicode(domain);
<a name="l00101"></a>00101 <span class="preprocessor">#else</span>
<a name="l00102"></a>00102 <span class="preprocessor"></span> <span class="keywordflow">return</span> <a class="codeRef" href="qstring.html#fromUtf8">QString::fromUtf8</a>(domain);
<a name="l00103"></a>00103 <span class="preprocessor">#endif</span>
<a name="l00104"></a>00104 <span class="preprocessor"></span>}
<a name="l00105"></a>00105
<a name="l00106"></a>00106
<a name="l00107"></a>00107 }
<a name="l00108"></a>00108 <span class="preprocessor">#include "responder.moc"</span>
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