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Diffstat (limited to 'tqtinterface/qt4/src/network/tqserversocket.cpp')
| -rw-r--r-- | tqtinterface/qt4/src/network/tqserversocket.cpp | 297 |
1 files changed, 0 insertions, 297 deletions
diff --git a/tqtinterface/qt4/src/network/tqserversocket.cpp b/tqtinterface/qt4/src/network/tqserversocket.cpp deleted file mode 100644 index 02a15b0..0000000 --- a/tqtinterface/qt4/src/network/tqserversocket.cpp +++ /dev/null @@ -1,297 +0,0 @@ -/**************************************************************************** -** -** Implementation of TQServerSocket class. -** -** Created : 970521 -** -** Copyright (C) 2010 Timothy Pearson and (C) 1992-2008 Trolltech ASA. -** -** This file is part of the network module of the TQt GUI Toolkit. -** -** This file may be used under the terms of the GNU General -** Public License versions 2.0 or 3.0 as published by the Free -** Software Foundation and appearing in the files LICENSE.GPL2 -** and LICENSE.GPL3 included in the packaging of this file. -** Alternatively you may (at your option) use any later version -** of the GNU General Public License if such license has been -** publicly approved by Trolltech ASA (or its successors, if any) -** and the KDE Free TQt Foundation. -** -** Please review the following information to ensure GNU General -** Public Licensing requirements will be met: -** http://trolltech.com/products/qt/licenses/licensing/opensource/. -** If you are unsure which license is appropriate for your use, please -** review the following information: -** http://trolltech.com/products/qt/licenses/licensing/licensingoverview -** or contact the sales department at [email protected]. -** -** This file may be used under the terms of the Q Public License as -** defined by Trolltech ASA and appearing in the file LICENSE.TQPL -** included in the packaging of this file. Licensees holding valid TQt -** Commercial licenses may use this file in accordance with the TQt -** Commercial License Agreement provided with the Software. -** -** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, -** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted -** herein. -** -**********************************************************************/ - -#include "tqserversocket.h" - -#ifndef TQT_NO_NETWORK - -#include "tqsocketnotifier.h" - -class TQServerSocketPrivate { -public: - TQServerSocketPrivate(): s(0), n(0) {} - ~TQServerSocketPrivate() { delete n; delete s; } - TQSocketDevice *s; - TQSocketNotifier *n; -}; - - -/*! - \class TQServerSocket tqserversocket.h - \brief The TQServerSocket class provides a TCP-based server. -\if defined(commercial) - It is part of the <a href="commercialeditions.html">TQt Enterprise Edition</a>. -\endif - - \ingroup io - \module network - - This class is a convenience class for accepting incoming TCP - connections. You can specify the port or have TQServerSocket pick - one, and listen on just one address or on all the machine's - addresses. - - Using the API is very simple: subclass TQServerSocket, call the - constructor of your choice, and implement newConnection() to - handle new incoming connections. There is nothing more to do. - - (Note that due to lack of support in the underlying APIs, - TQServerSocket cannot accept or reject connections conditionally.) - - \sa TQSocket, TQSocketDevice, TQHostAddress, TQSocketNotifier -*/ - - -/*! - Creates a server socket object, that will serve the given \a port - on all the addresses of this host. If \a port is 0, TQServerSocket - will pick a suitable port in a system-dependent manner. Use \a - backlog to specify how many pending connections the server can - have. - - The \a parent and \a name arguments are passed on to the TQObject - constructor. - - \warning On Tru64 Unix systems a value of 0 for \a backlog means - that you don't accept any connections at all; you should specify a - value larger than 0. -*/ - -TQServerSocket::TQServerSocket( TQ_UINT16 port, int backlog, - TQObject *parent, const char *name ) - : TQObject( parent, name ) -{ - d = new TQServerSocketPrivate; - init( TQHostAddress(), port, backlog ); -} - - -/*! - Creates a server socket object, that will serve the given \a port - only on the given \a address. Use \a backlog to specify how many - pending connections the server can have. - - The \a parent and \a name arguments are passed on to the TQObject - constructor. - - \warning On Tru64 Unix systems a value of 0 for \a backlog means - that you don't accept any connections at all; you should specify a - value larger than 0. -*/ - -TQServerSocket::TQServerSocket( const TQHostAddress & address, TQ_UINT16 port, - int backlog, - TQObject *parent, const char *name ) - : TQObject( parent, name ) -{ - d = new TQServerSocketPrivate; - init( address, port, backlog ); -} - - -/*! - Construct an empty server socket. - - This constructor, in combination with setSocket(), allows us to - use the TQServerSocket class as a wrapper for other socket types - (e.g. Unix Domain Sockets under Unix). - - The \a parent and \a name arguments are passed on to the TQObject - constructor. - - \sa setSocket() -*/ - -TQServerSocket::TQServerSocket( TQObject *parent, const char *name ) - : TQObject( parent, name ) -{ - d = new TQServerSocketPrivate; -} - - -/*! - Returns TRUE if the construction succeeded; otherwise returns FALSE. -*/ -bool TQServerSocket::ok() const -{ - return !!d->s; -} - -/* - The common bit of the constructors. - */ -void TQServerSocket::init( const TQHostAddress & address, TQ_UINT16 port, int backlog ) -{ - d->s = new TQSocketDevice( TQSocketDevice::Stream, address.isIPv4Address() - ? TQSocketDevice::IPv4 : TQSocketDevice::IPv6, 0 ); -#if !defined(TQ_OS_WIN32) - // Under Unix, we want to be able to use the port, even if a socket on the - // same address-port is in TIME_WAIT. Under Windows this is possible anyway - // -- furthermore, the meaning of reusable is different: it means that you - // can use the same address-port for multiple listening sockets. - d->s->setAddressReusable( TRUE ); -#endif - if ( d->s->bind( address, port ) - && d->s->listen( backlog ) ) - { - d->n = new TQSocketNotifier( d->s->socket(), TQSocketNotifier::Read, - this, "accepting new connections" ); - connect( d->n, TQT_SIGNAL(activated(int)), - this, TQT_SLOT(incomingConnection(int)) ); - } else { - qWarning( "TQServerSocket: failed to bind or listen to the socket" ); - delete d->s; - d->s = 0; - } -} - - -/*! - Destroys the socket. - - This causes any backlogged connections (connections that have - reached the host, but not yet been completely set up by calling - TQSocketDevice::accept()) to be severed. - - Existing connections continue to exist; this only affects the - acceptance of new connections. -*/ -TQServerSocket::~TQServerSocket() -{ - delete d; -} - - -/*! - \fn void TQServerSocket::newConnection( int socket ) - - This pure virtual function is responsible for setting up a new - incoming connection. \a socket is the fd (file descriptor) for the - newly accepted connection. -*/ - - -void TQServerSocket::incomingConnection( int ) -{ - int fd = d->s->accept(); - if ( fd >= 0 ) - newConnection( fd ); -} - - -/*! - Returns the port number on which this server socket listens. This - is always non-zero; if you specify 0 in the constructor, - TQServerSocket will pick a non-zero port itself. ok() must be TRUE - before calling this function. - - \sa address() TQSocketDevice::port() -*/ -TQ_UINT16 TQServerSocket::port() const -{ - if ( !d || !d->s ) - return 0; - return d->s->port(); -} - - -/*! - Returns the operating system socket. -*/ -int TQServerSocket::socket() const -{ - if ( !d || !d->s ) - return -1; - - return d->s->socket(); -} - -/*! - Returns the address on which this object listens, or 0.0.0.0 if - this object listens on more than one address. ok() must be TRUE - before calling this function. - - \sa port() TQSocketDevice::address() -*/ -TQHostAddress TQServerSocket::address() const -{ - if ( !d || !d->s ) - return TQHostAddress(); - - return d->s->address(); -} - - -/*! - Returns a pointer to the internal socket tqdevice. The returned - pointer is 0 if there is no connection or pending connection. - - There is normally no need to manipulate the socket tqdevice directly - since this class does all the necessary setup for most client or - server socket applications. -*/ -TQSocketDevice *TQServerSocket::socketDevice() -{ - if ( !d ) - return 0; - - return d->s; -} - - -/*! - Sets the socket to use \a socket. bind() and listen() should - already have been called for \a socket. - - This allows us to use the TQServerSocket class as a wrapper for - other socket types (e.g. Unix Domain Sockets). -*/ -void TQServerSocket::setSocket( int socket ) -{ - delete d; - d = new TQServerSocketPrivate; - d->s = new TQSocketDevice( socket, TQSocketDevice::Stream ); - d->n = new TQSocketNotifier( d->s->socket(), TQSocketNotifier::Read, - this, "accepting new connections" ); - connect( d->n, TQT_SIGNAL(activated(int)), - this, TQT_SLOT(incomingConnection(int)) ); -} - -#endif //TQT_NO_NETWORK |