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tdenetwork/kopete/protocols/yahoo/libkyahoo/yahoobytestream.cpp

142 lines
3.8 KiB

/*
YMSG - Yahoo Protocol Knetwork Bytestream
Copyright (C) 2004 by Till Gerken <till@tantalo.net>
Kopete (c) 2002-2004 by the Kopete developers <kopete-devel@kde.org>
*************************************************************************
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
*************************************************************************
*/
#include <qobject.h>
#include <kbufferedsocket.h>
#include <kdebug.h>
#include <kresolver.h>
#include "yahoobytestream.h"
KNetworkByteStream::KNetworkByteStream( QObject *parent )
: ByteStream ( parent )
{
kdDebug( 14181 ) << "Instantiating new KNetwork byte stream." << endl;
// reset close tracking flag
mClosing = false;
mSocket = new KNetwork::KBufferedSocket;
// make sure we get a signal whenever there's data to be read
mSocket->enableRead( true );
// connect signals and slots
QObject::connect( mSocket, SIGNAL ( gotError ( int ) ), this, SLOT ( slotError ( int ) ) );
QObject::connect( mSocket, SIGNAL ( connected ( const KResolverEntry& ) ), this, SLOT ( slotConnected () ) );
QObject::connect( mSocket, SIGNAL ( closed () ), this, SLOT ( slotConnectionClosed () ) );
QObject::connect( mSocket, SIGNAL ( readyRead () ), this, SLOT ( slotReadyRead () ) );
QObject::connect( mSocket, SIGNAL ( bytesWritten ( int ) ), this, SLOT ( slotBytesWritten ( int ) ) );
}
bool KNetworkByteStream::connect( QString host, QString service )
{
kdDebug( 14181 ) << "Connecting to " << host << ", service " << service << endl;
return socket()->connect( host, service );
}
bool KNetworkByteStream::isOpen() const
{
// determine if socket is open
return socket()->isOpen();
}
void KNetworkByteStream::close ()
{
kdDebug ( 14181 ) << "Closing stream." << endl;
// close the socket and set flag that we are closing it ourselves
mClosing = true;
socket()->close();
}
int KNetworkByteStream::tryWrite ()
{
// send all data from the buffers to the socket
QByteArray writeData = takeWrite();
kdDebug( 14181 ) << "[writeData.size() = " << writeData.size() << "]" << endl;
socket()->writeBlock( writeData.data(), writeData.size () );
return writeData.size();
}
KNetwork::KBufferedSocket *KNetworkByteStream::socket() const
{
return mSocket;
}
KNetworkByteStream::~KNetworkByteStream()
{
delete mSocket;
}
void KNetworkByteStream::slotConnected()
{
emit connected();
}
void KNetworkByteStream::slotConnectionClosed()
{
kdDebug( 14181 ) << "Socket has been closed." << endl;
// depending on who closed the socket, emit different signals
if ( mClosing )
{
kdDebug( 14181 ) << "..by ourselves!" << endl;
kdDebug( 14181 ) << "socket error is " << socket()->errorString() << endl;
emit connectionClosed ();
}
else
{
kdDebug( 14181 ) << "..by the other end" << endl;
emit delayedCloseFinished ();
}
}
void KNetworkByteStream::slotReadyRead()
{
kdDebug( 14181 );
// stuff all available data into our buffers
QByteArray readBuffer;
readBuffer.resize( socket()->bytesAvailable () );
socket()->readBlock( readBuffer.data (), readBuffer.size () );
appendRead( readBuffer );
emit readyRead();
}
void KNetworkByteStream::slotBytesWritten( int bytes )
{
kdDebug( 14181 ) << "[int bytes]: " << bytes << endl;
emit bytesWritten(bytes);
}
void KNetworkByteStream::slotError( int code )
{
kdDebug( 14181 ) << "Socket error " << code << endl;
emit error( code );
}
#include "yahoobytestream.moc"
// kate: indent-width 4; replace-tabs off; tab-width 4; space-indent off;