responder.cpp
/* This file is part of the KDE project
*
* Copyright (C) 2004 Jakub Stachowski <qbast@go2.pl>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "responder.h"
#include <qapplication.h>
#include <kidna.h>
// dns_sd.h API should care about proper encoding of non-latin1 characters
// but for now it does not
#define IDN_BROKEN_IN_MDNSRESPONDER
namespace DNSSD
{
Responder::Responder(DNSServiceRef ref,QObject *parent, const char *name)
: QObject(parent, name), m_ref(0), m_socket(0)
{
setRef(ref);
}
void Responder::setRef(DNSServiceRef ref)
{
if (m_socket || m_ref) stop();
m_running = false;
m_ref = ref;
if (m_ref == 0 ) return;
#ifdef HAVE_DNSSD
int fd = DNSServiceRefSockFD(ref);
if (fd == -1) return;
m_socket = new QSocketNotifier(fd,QSocketNotifier::Read,this);
connect(m_socket,SIGNAL(activated(int)),this,SLOT(process()));
m_running = true;
#endif
}
Responder::~Responder()
{
stop();
}
void Responder::stop()
{
if (m_socket) delete m_socket;
m_socket = 0;
#ifdef HAVE_DNSSD
if (m_ref) DNSServiceRefDeallocate(m_ref);
#endif
m_ref = 0;
m_running = false;
}
void Responder::process()
{
#ifdef HAVE_DNSSD
if ( DNSServiceProcessResult(m_ref) != kDNSServiceErr_NoError) stop();
#endif
}
bool Responder::isRunning() const
{
return m_running;
}
bool domainIsLocal(const QString& domain)
{
return domain.section('.',-1,-1).lower()=="local";
}
QCString domainToDNS(const QString &domain)
{
#ifdef IDN_BROKEN_IN_MDNSRESPONDER
if (domainIsLocal(domain)) return domain.utf8();
else return KIDNA::toAsciiCString(domain);
#else
return domain.utf8();
#endif
}
QString DNSToDomain(const char* domain)
{
#ifdef IDN_BROKEN_IN_MDNSRESPONDER
if (domainIsLocal(domain)) return QString::fromUtf8(domain);
else return KIDNA::toUnicode(domain);
#else
return QString::fromUtf8(domain);
#endif
}
}
#include "responder.moc"
DNSSD::Responder::isRunning
bool isRunning() const
Returns true if it is possible to use mDNS service publishing and discovery.
Definition: responder.cpp:76

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