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-rw-r--r--kdecore/network/kstreamsocket.cpp368
1 files changed, 0 insertions, 368 deletions
diff --git a/kdecore/network/kstreamsocket.cpp b/kdecore/network/kstreamsocket.cpp
deleted file mode 100644
index 3861a4e09..000000000
--- a/kdecore/network/kstreamsocket.cpp
+++ /dev/null
@@ -1,368 +0,0 @@
-/* -*- C++ -*-
- * Copyright (C) 2003 Thiago Macieira <thiago.macieira@kdemail.net>
- *
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sublicense, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
- * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#include <config.h>
-
-#include <tqsocketnotifier.h>
-#include <tqdatetime.h>
-#include <tqtimer.h>
-#include <tqguardedptr.h>
-
-#include "ksocketaddress.h"
-#include "kresolver.h"
-#include "ksocketdevice.h"
-#include "kstreamsocket.h"
-
-using namespace KNetwork;
-
-class KNetwork::KStreamSocketPrivate
-{
-public:
- KResolverResults::ConstIterator local, peer;
- TQTime startTime;
- TQTimer timer;
-
- int timeout;
-
- inline KStreamSocketPrivate()
- : timeout(0)
- { }
-};
-
-KStreamSocket::KStreamSocket(const TQString& node, const TQString& service,
- TQObject* parent, const char *name)
- : KClientSocketBase(parent, name), d(new KStreamSocketPrivate)
-{
- peerResolver().setNodeName(node);
- peerResolver().setServiceName(service);
- peerResolver().setFamily(KResolver::KnownFamily);
- localResolver().setFamily(KResolver::KnownFamily);
-
- setSocketOptions(socketOptions() & ~Blocking);
-
- TQObject::connect(&d->timer, TQT_SIGNAL(timeout()), this, TQT_SLOT(timeoutSlot()));
-}
-
-KStreamSocket::~KStreamSocket()
-{
- delete d;
- // KClientSocketBase's destructor closes the socket
-}
-
-int KStreamSocket::timeout() const
-{
- return d->timeout;
-}
-
-int KStreamSocket::remainingTimeout() const
-{
- if (state() != Connecting)
- return timeout();
- if (timeout() <= 0)
- return 0;
-
- return timeout() - d->startTime.elapsed();
-}
-
-void KStreamSocket::setTimeout(int msecs)
-{
- d->timeout = msecs;
-
- if (state() == Connecting)
- d->timer.changeInterval(msecs);
-}
-
-bool KStreamSocket::bind(const TQString& node, const TQString& service)
-{
- if (state() != Idle)
- return false;
-
- if (!node.isNull())
- localResolver().setNodeName(node);
- if (!service.isNull())
- localResolver().setServiceName(service);
- return true;
-}
-
-bool KStreamSocket::connect(const TQString& node, const TQString& service)
-{
- if (state() == Connected)
- return true; // already connected
-
- if (state() > Connected)
- return false; // can't do much here
-
- if (!node.isNull())
- peerResolver().setNodeName(node);
- if (!service.isNull())
- peerResolver().setServiceName(service);
-
- if (state() == Connecting && !blocking())
- {
- setError(IO_ConnectError, InProgress);
- emit gotError(InProgress);
- return true; // we're already connecting
- }
-
- if (state() < HostFound)
- {
- // connection hasn't started yet
- if (!blocking())
- {
- QObject::connect(this, TQT_SIGNAL(hostFound()), TQT_SLOT(hostFoundSlot()));
- return lookup();
- }
-
- // blocking mode
- if (!lookup())
- return false; // lookup failure
- }
-
- /*
- * lookup results are available here
- */
-
- if (timeout() > 0)
- {
- if (!blocking() && !d->timer.isActive())
- d->timer.start(timeout(), true);
- else
- {
- // blocking connection with timeout
- // this must be handled as a special case because it requires a
- // non-blocking socket
-
- d->timer.stop(); // no need for a timer here
-
- socketDevice()->setBlocking(false);
- while (true)
- {
- connectionEvent();
- if (state() < Connecting)
- return false; // error connecting
- if (state() == Connected)
- return true; // connected!
-
- if (remainingTimeout() <= 0)
- {
- // we've timed out
- timeoutSlot();
- return false;
- }
-
- if (socketDevice()->error() == InProgress)
- {
- bool timedout;
- socketDevice()->poll(remainingTimeout(), &timedout);
- if (timedout)
- {
- timeoutSlot();
- return false;
- }
- }
- }
- }
- }
-
- connectionEvent();
- return error() == NoError;
-}
-
-bool KStreamSocket::connect(const KResolverEntry& entry)
-{
- return KClientSocketBase::connect(entry);
-}
-
-void KStreamSocket::hostFoundSlot()
-{
- QObject::disconnect(this, TQT_SLOT(hostFoundSlot()));
- if (timeout() > 0)
- d->timer.start(timeout(), true);
- TQTimer::singleShot(0, this, TQT_SLOT(connectionEvent()));
-}
-
-void KStreamSocket::connectionEvent()
-{
- if (state() != HostFound && state() != Connecting)
- return; // nothing to do
-
- const KResolverResults& peer = peerResults();
- if (state() == HostFound)
- {
- d->startTime.start();
-
- setState(Connecting);
- emit stateChanged(Connecting);
- d->peer = peer.begin();
- d->local = localResults().begin(); // just to be on the safe side
- }
-
- while (d->peer != peer.end())
- {
- const KResolverEntry &r = *d->peer;
-
- if (socketDevice()->socket() != -1)
- {
- // we have an existing file descriptor
- // this means that we've got activity in it (connection result)
- if (socketDevice()->connect(r) && socketDevice()->error() == NoError)
- {
- // yes, it did connect!
- connectionSucceeded(r);
- return;
- }
- else if (socketDevice()->error() == InProgress)
- // nope, still in progress
- return;
-
- // no, the socket failed to connect
- copyError();
- socketDevice()->close();
- ++d->peer;
- continue;
- }
-
- // try to bind
- if (!bindLocallyFor(r))
- {
- // could not find a matching family
- ++d->peer;
- continue;
- }
-
- {
- bool skip = false;
- emit aboutToConnect(r, skip);
- if (skip)
- {
- ++d->peer;
- continue;
- }
- }
-
- if (socketDevice()->connect(r) || socketDevice()->error() == InProgress)
- {
- // socket is attempting to connect
- if (socketDevice()->error() == InProgress)
- {
- TQSocketNotifier *n = socketDevice()->readNotifier();
- TQObject::connect(n, TQT_SIGNAL(activated(int)),
- this, TQT_SLOT(connectionEvent()));
- n->setEnabled(true);
-
- n = socketDevice()->writeNotifier();
- TQObject::connect(n, TQT_SIGNAL(activated(int)),
- this, TQT_SLOT(connectionEvent()));
- n->setEnabled(true);
-
- return; // wait for activity
- }
-
- // socket has connected
- connectionSucceeded(r);
- return;
- }
-
- // connection failed
- // try next
- copyError();
- socketDevice()->close();
- ++d->peer;
- }
-
- // that was the last item
- socketDevice()->setSocketOptions(socketOptions());
- setState(Idle);
- emit stateChanged(Idle);
- emit gotError(error());
- return;
-}
-
-void KStreamSocket::timeoutSlot()
-{
- if (state() != Connecting)
- return;
-
- // halt the connections
- socketDevice()->close(); // this also kills the notifiers
-
- setError(IO_TimeOutError, Timeout);
- setState(HostFound);
- emit stateChanged(HostFound);
-
- TQGuardedPtr<KStreamSocket> that = this;
- emit gotError(Timeout);
- if (!that.isNull())
- emit timedOut();
-}
-
-bool KStreamSocket::bindLocallyFor(const KResolverEntry& peer)
-{
- const KResolverResults& local = localResults();
-
- if (local.isEmpty())
- // user doesn't want to bind to any specific local address
- return true;
-
- bool foundone = false;
- // scan the local resolution for a matching family
- for (d->local = local.begin(); d->local != local.end(); ++d->local)
- if ((*d->local).family() == peer.family())
- {
- // found a suitable address!
- foundone = true;
-
- if (socketDevice()->bind(*d->local))
- return true;
- }
-
- if (!foundone)
- {
- // found nothing
- setError(IO_BindError, NotSupported);
- emit gotError(NotSupported);
- }
- else
- copyError();
- return false;
-}
-
-void KStreamSocket::connectionSucceeded(const KResolverEntry& peer)
-{
- TQObject::disconnect(socketDevice()->readNotifier(), 0, this, TQT_SLOT(connectionEvent()));
- TQObject::disconnect(socketDevice()->writeNotifier(), 0, this, TQT_SLOT(connectionEvent()));
-
- resetError();
- setFlags(IO_Sequential | IO_Raw | IO_ReadWrite | IO_Open | IO_Async);
- setState(Connected);
- socketDevice()->setSocketOptions(socketOptions());
- d->timer.stop();
- emit stateChanged(Connected);
-
- if (!localResults().isEmpty())
- emit bound(*d->local);
- emit connected(peer);
-}
-
-#include "kstreamsocket.moc"
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