diff options
Diffstat (limited to 'dnssd/remoteservice.cpp')
| -rw-r--r-- | dnssd/remoteservice.cpp | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/dnssd/remoteservice.cpp b/dnssd/remoteservice.cpp new file mode 100644 index 000000000..9d3e4abb6 --- /dev/null +++ b/dnssd/remoteservice.cpp @@ -0,0 +1,197 @@ +/* This file is part of the KDE project + * + * Copyright (C) 2004, 2005 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 <config.h> + +#include <qeventloop.h> +#include <qapplication.h> +#include <kurl.h> +#ifdef HAVE_SYS_TYPES_H +#include <sys/types.h> +#endif +#include <netinet/in.h> +#include "remoteservice.h" +#include "responder.h" +#include "sdevent.h" +#include <kdebug.h> + +namespace DNSSD +{ +#ifdef HAVE_DNSSD +void resolve_callback ( DNSServiceRef, + DNSServiceFlags, + uint32_t, + DNSServiceErrorType errorCode, + const char*, + const char *hosttarget, + uint16_t port, + uint16_t txtLen, + const unsigned char *txtRecord, + void *context + ); + +#endif +class RemoteServicePrivate : public Responder +{ +public: + RemoteServicePrivate() : Responder(), m_resolved(false) + {}; + bool m_resolved; +}; + +RemoteService::RemoteService(const QString& label) +{ + decode(label); + d = new RemoteServicePrivate(); +} +RemoteService::RemoteService(const QString& name,const QString& type,const QString& domain) + : ServiceBase(name, type, domain) +{ + d = new RemoteServicePrivate(); +} + +RemoteService::RemoteService(const KURL& url) +{ + d = new RemoteServicePrivate(); + if (!url.isValid()) return; + if (url.protocol()!="invitation") return; + if (!url.hasPath()) return; + m_hostName = url.host(); + m_port = url.port(); + m_type = url.path().section('/',1,1); + m_serviceName = url.path().section('/',2); + m_textData = url.queryItems(); + d->m_resolved=true; +} + +RemoteService::~RemoteService() +{ + delete d; +} + +bool RemoteService::resolve() +{ + resolveAsync(); + while (d->isRunning() && !d->m_resolved) d->process(); + d->stop(); + return d->m_resolved; +} + +void RemoteService::resolveAsync() +{ + if (d->isRunning()) return; + d->m_resolved = false; + kdDebug() << this << ":Starting resolve of : " << m_serviceName << " " << m_type << " " << m_domain << "\n"; +#ifdef HAVE_DNSSD + DNSServiceRef ref; + if (DNSServiceResolve(&ref,0,0,m_serviceName.utf8(), m_type.ascii(), + domainToDNS(m_domain),(DNSServiceResolveReply)resolve_callback,reinterpret_cast<void*>(this)) + == kDNSServiceErr_NoError) d->setRef(ref); +#endif + if (!d->isRunning()) emit resolved(false); +} + +bool RemoteService::isResolved() const +{ + return d->m_resolved; +} + +void RemoteService::customEvent(QCustomEvent* event) +{ + if (event->type() == QEvent::User+SD_ERROR) { + d->stop(); + d->m_resolved=false; + emit resolved(false); + } + if (event->type() == QEvent::User+SD_RESOLVE) { + ResolveEvent* rev = static_cast<ResolveEvent*>(event); + m_hostName = rev->m_hostname; + m_port = rev->m_port; + m_textData = rev->m_txtdata; + d->m_resolved = true; + emit resolved(true); + } +} + +void RemoteService::virtual_hook(int, void*) +{ + // BASE::virtual_hook(int, void*); +} + +QDataStream & operator<< (QDataStream & s, const RemoteService & a) +{ + s << (static_cast<ServiceBase>(a)); + Q_INT8 resolved = a.d->m_resolved ? 1:0; + s << resolved; + return s; +} + +QDataStream & operator>> (QDataStream & s, RemoteService & a) +{ + // stop any possible resolve going on + a.d->stop(); + Q_INT8 resolved; + operator>>(s,(static_cast<ServiceBase&>(a))); + s >> resolved; + a.d->m_resolved = (resolved == 1); + return s; +} + + +#ifdef HAVE_DNSSD +void resolve_callback ( DNSServiceRef, + DNSServiceFlags, + uint32_t, + DNSServiceErrorType errorCode, + const char*, + const char *hosttarget, + uint16_t port, + uint16_t txtLen, + const unsigned char *txtRecord, + void *context + ) +{ + QObject *obj = reinterpret_cast<QObject*>(context); + if (errorCode != kDNSServiceErr_NoError) { + ErrorEvent err; + QApplication::sendEvent(obj, &err); + return; + } + char key[256]; + int index=0; + unsigned char valueLen; + kdDebug() << "Resolve callback\n"; + QMap<QString,QString> map; + const void *voidValue = 0; + while (TXTRecordGetItemAtIndex(txtLen,txtRecord,index++,256,key,&valueLen, + &voidValue) == kDNSServiceErr_NoError) + { + if (voidValue) map[QString::fromUtf8(key)]=QString::fromUtf8((const char*)voidValue,valueLen); + else map[QString::fromUtf8(key)]=QString::null; + } + ResolveEvent rev(DNSToDomain(hosttarget),ntohs(port),map); + QApplication::sendEvent(obj, &rev); +} +#endif + + +} + +#include "remoteservice.moc" |