diff options
Diffstat (limited to 'dnssd/domainbrowser.cpp')
| -rw-r--r-- | dnssd/domainbrowser.cpp | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/dnssd/domainbrowser.cpp b/dnssd/domainbrowser.cpp new file mode 100644 index 000000000..cad3307dd --- /dev/null +++ b/dnssd/domainbrowser.cpp @@ -0,0 +1,168 @@ +/* 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 <qstringlist.h> +#include "domainbrowser.h" +#include "settings.h" +#include "sdevent.h" +#include "responder.h" +#include "remoteservice.h" +#include "query.h" +#include "servicebrowser.h" +#include <kapplication.h> + +namespace DNSSD +{ + +#ifdef HAVE_DNSSD +void domain_callback(DNSServiceRef, DNSServiceFlags flags, uint32_t, DNSServiceErrorType errorCode, + const char *replyDomain, void *context); +#endif + +class DomainBrowserPrivate : public Responder +{ +public: + DomainBrowserPrivate(DomainBrowser* owner) : Responder(), m_browseLAN(false), m_started(false), m_owner(owner) {} + QStringList m_domains; + virtual void customEvent(QCustomEvent* event); + bool m_browseLAN; + bool m_started; + DomainBrowser* m_owner; +}; + +void DomainBrowserPrivate::customEvent(QCustomEvent* event) +{ + if (event->type()==QEvent::User+SD_ERROR) stop(); + if (event->type()==QEvent::User+SD_ADDREMOVE) { + AddRemoveEvent *aev = static_cast<AddRemoveEvent*>(event); + if (aev->m_op==AddRemoveEvent::Add) m_owner->gotNewDomain(aev->m_domain); + else m_owner->gotRemoveDomain(aev->m_domain); + } +} + +DomainBrowser::DomainBrowser(QObject *parent) : QObject(parent) +{ + d = new DomainBrowserPrivate(this); + d->m_domains = Configuration::domainList(); + if (Configuration::browseLocal()) { + d->m_domains+="local."; + d->m_browseLAN=true; + } + connect(KApplication::kApplication(),SIGNAL(kipcMessage(int,int)),this, + SLOT(domainListChanged(int,int))); +} + +DomainBrowser::DomainBrowser(const QStringList& domains, bool recursive, QObject *parent) : QObject(parent) +{ + d = new DomainBrowserPrivate(this); + d->m_browseLAN = recursive; + d->m_domains=domains; +} + + +DomainBrowser::~DomainBrowser() +{ + delete d; +} + + +void DomainBrowser::startBrowse() +{ + if (d->m_started) return; + d->m_started=true; + if (ServiceBrowser::isAvailable()!=ServiceBrowser::Working) return; + QStringList::const_iterator itEnd = d->m_domains.end(); + for (QStringList::const_iterator it=d->m_domains.begin(); it!=itEnd; ++it ) emit domainAdded(*it); +#ifdef HAVE_DNSSD + if (d->m_browseLAN) { + DNSServiceRef ref; + if (DNSServiceEnumerateDomains(&ref,kDNSServiceFlagsBrowseDomains,0,domain_callback, + reinterpret_cast<void*>(d))==kDNSServiceErr_NoError) d->setRef(ref); + } +#endif +} + +void DomainBrowser::gotNewDomain(const QString& domain) +{ + if (d->m_domains.contains(domain)) return; + d->m_domains.append(domain); + emit domainAdded(domain); +} + +void DomainBrowser::gotRemoveDomain(const QString& domain) +{ + d->m_domains.remove(domain); + emit domainRemoved(domain); +} + +void DomainBrowser::domainListChanged(int message,int) +{ + if (message!=KIPCDomainsChanged) return; + bool was_started = d->m_started; + if (d->isRunning()) d->stop(); // LAN query + d->m_started = false; + // remove all domains and resolvers + if (was_started) { + QStringList::const_iterator itEnd = d->m_domains.end(); + for (QStringList::const_iterator it=d->m_domains.begin(); it!=itEnd; ++it ) + emit domainRemoved(*it); + } + d->m_domains.clear(); + // now reread configuration and add domains + Configuration::self()->readConfig(); + d->m_browseLAN = Configuration::browseLocal(); + d->m_domains = Configuration::domainList(); + if (Configuration::browseLocal()) d->m_domains+="local."; + // this will emit domainAdded() for every domain if necessary + if (was_started) startBrowse(); +} + +const QStringList& DomainBrowser::domains() const +{ + return d->m_domains; +} + +bool DomainBrowser::isRunning() const +{ + return d->m_started; +} + +void DomainBrowser::virtual_hook(int, void*) +{} + +#ifdef HAVE_DNSSD +void domain_callback(DNSServiceRef, DNSServiceFlags flags, uint32_t, DNSServiceErrorType errorCode, + const char *replyDomain, void *context) +{ + QObject *obj = reinterpret_cast<QObject*>(context); + if (errorCode != kDNSServiceErr_NoError) { + ErrorEvent err; + QApplication::sendEvent(obj, &err); + } else { + AddRemoveEvent arev((flags & kDNSServiceFlagsAdd) ? AddRemoveEvent::Add : + AddRemoveEvent::Remove, QString::null, QString::null, + DNSToDomain(replyDomain), !(flags & kDNSServiceFlagsMoreComing)); + QApplication::sendEvent(obj, &arev); + } +} +#endif + +} +#include "domainbrowser.moc" |