dnssd Library API Documentation

responder.cpp

00001 /* This file is part of the KDE project 00002 * 00003 * Copyright (C) 2004 Jakub Stachowski <qbast@go2.pl> 00004 * 00005 * This library is free software; you can redistribute it and/or 00006 * modify it under the terms of the GNU Library General Public 00007 * License as published by the Free Software Foundation; either 00008 * version 2 of the License, or (at your option) any later version. 00009 * 00010 * This library is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 * Library General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU Library General Public License 00016 * along with this library; see the file COPYING.LIB. If not, write to 00017 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, 00018 * Boston, MA 02111-1307, USA. 00019 */ 00020 00021 #include "responder.h" 00022 #include <qapplication.h> 00023 #include <kidna.h> 00024 00025 // dns_sd.h API should care about proper encoding of non-latin1 characters 00026 // but for now it does not 00027 #define IDN_BROKEN_IN_MDNSRESPONDER 00028 00029 namespace DNSSD 00030 { 00031 00032 Responder::Responder(DNSServiceRef ref,QObject *parent, const char *name) 00033 : QObject(parent, name), m_ref(0), m_socket(0) 00034 { 00035 setRef(ref); 00036 } 00037 00038 void Responder::setRef(DNSServiceRef ref) 00039 { 00040 if (m_socket || m_ref) stop(); 00041 m_running = false; 00042 m_ref = ref; 00043 if (m_ref == 0 ) return; 00044 #ifdef HAVE_DNSSD 00045 int fd = DNSServiceRefSockFD(ref); 00046 if (fd == -1) return; 00047 m_socket = new QSocketNotifier(fd,QSocketNotifier::Read,this); 00048 connect(m_socket,SIGNAL(activated(int)),this,SLOT(process())); 00049 m_running = true; 00050 #endif 00051 } 00052 Responder::~Responder() 00053 { 00054 stop(); 00055 } 00056 00057 void Responder::stop() 00058 { 00059 if (m_socket) delete m_socket; 00060 m_socket = 0; 00061 #ifdef HAVE_DNSSD 00062 if (m_ref) DNSServiceRefDeallocate(m_ref); 00063 #endif 00064 m_ref = 0; 00065 m_running = false; 00066 } 00067 00068 00069 void Responder::process() 00070 { 00071 #ifdef HAVE_DNSSD 00072 if ( DNSServiceProcessResult(m_ref) != kDNSServiceErr_NoError) stop(); 00073 #endif 00074 } 00075 00076 bool Responder::isRunning() const 00077 { 00078 return m_running; 00079 } 00080 00081 bool domainIsLocal(const QString& domain) 00082 { 00083 return domain.section('.',-1,-1).lower()=="local"; 00084 } 00085 00086 QCString domainToDNS(const QString &domain) 00087 { 00088 #ifdef IDN_BROKEN_IN_MDNSRESPONDER 00089 if (domainIsLocal(domain)) return domain.utf8(); 00090 else return KIDNA::toAsciiCString(domain); 00091 #else 00092 return domain.utf8(); 00093 #endif 00094 } 00095 00096 QString DNSToDomain(const char* domain) 00097 { 00098 #ifdef IDN_BROKEN_IN_MDNSRESPONDER 00099 if (domainIsLocal(domain)) return QString::fromUtf8(domain); 00100 else return KIDNA::toUnicode(domain); 00101 #else 00102 return QString::fromUtf8(domain); 00103 #endif 00104 } 00105 00106 00107 } 00108 #include "responder.moc"
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This file is part of the documentation for dnssd Library Version 3.4.0.
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