Close the Filedescriptor for the QCopBridge and Transferserver on exit

2 files changed, 7 insertions, 2 deletions

diff --git a/core/launcher/qcopbridge.cpp b/core/launcher/qcopbridge.cpp
index e339dc7..64eb096 100644
--- a/core/launcher/qcopbridge.cpp
+++ b/core/launcher/qcopbridge.cpp
@@ -1,490 +1,492 @@
 /**********************************************************************
 ** Copyright (C) 2000-2002 Trolltech AS.  All rights reserved.
 **
 ** This file is part of the Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
 
 #include "qcopbridge.h"
 #include "transferserver.h"
 
 /* OPIE */
 #include <opie2/odebug.h>
 #include <opie2/oglobal.h>
 #ifdef Q_WS_QWS
 #include <qtopia/qcopenvelope_qws.h>
 #endif
 #include <qtopia/qpeapplication.h>
 #include <qtopia/version.h>
 using namespace Opie::Core;
 
 /* QT */
 #include <qtextstream.h>
 #include <qtimer.h>
 #ifdef Q_WS_QWS
 #include <qcopchannel_qws.h>
 #endif
 
 /* STD */
 #ifndef _XOPEN_SOURCE
 #define _XOPEN_SOURCE
 #endif
 #ifndef Q_OS_WIN32
 #include <pwd.h>
 #include <unistd.h>
+#include <fcntl.h>
 #include <sys/types.h>
 #endif
 
 #if defined(_OS_LINUX_)
 #include <shadow.h>
 #endif
 
 const int block_size = 51200;
 
 QCopBridge::QCopBridge( Q_UINT16 port, QObject *parent,
         const char* name )
     : QServerSocket( port, 1, parent, name ),
       desktopChannel( 0 ),
       cardChannel( 0 )
 {
     if ( !ok() )
-    owarn << "Failed to bind to port " << port << "" << oendl;
+        owarn << "Failed to bind to port " << port << "" << oendl;
     else {
+        ::fcntl( socket(), F_SETFD, FD_CLOEXEC );
 #ifndef QT_NO_COP
 	desktopChannel = new QCopChannel( "QPE/Desktop", this );
 	connect( desktopChannel, SIGNAL(received(const QCString&,const QByteArray&)),
 		 this, SLOT(desktopMessage(const QCString&,const QByteArray&)) );
 	cardChannel = new QCopChannel( "QPE/Card", this );
 	connect( cardChannel, SIGNAL(received(const QCString&,const QByteArray&)),
 		 this, SLOT(desktopMessage(const QCString&,const QByteArray&)) );
 #endif
     }
     sendSync = FALSE;
     openConnections.setAutoDelete( TRUE );
     authorizeConnections();
 }
 
 QCopBridge::~QCopBridge()
 {
 #ifndef QT_NO_COP
     delete desktopChannel;
 #endif
 }
 
 void QCopBridge::authorizeConnections()
 {
     Config cfg("Security");
     cfg.setGroup("SyncMode");
     m_mode = Mode(cfg.readNumEntry("Mode", Sharp ));
     QListIterator<QCopBridgePI> it(openConnections);
     while ( it.current() ) {
 	if ( !it.current()->verifyAuthorised() ) {
 	    disconnect ( it.current(), SIGNAL( connectionClosed(QCopBridgePI*) ), this, SLOT( closed(QCopBridgePI*) ) );
 	    openConnections.removeRef( it.current() );
 	} else
 	    ++it;
     }
 }
 
 void QCopBridge::newConnection( int socket )
 {
     QCopBridgePI *pi = new QCopBridgePI( socket, this );
     openConnections.append( pi );
     connect ( pi, SIGNAL( connectionClosed(QCopBridgePI*) ), this, SLOT( closed(QCopBridgePI*) ) );
 
     /* ### libqtopia merge FIXME */
 #if 0
     QPEApplication::setTempScreenSaverMode( QPEApplication::DisableSuspend );
 #endif
 #ifndef QT_NO_COP
     QCopEnvelope( "QPE/System", "setScreenSaverMode(int)" ) << QPEApplication::DisableSuspend;
 #endif
 
     if ( sendSync ) {
 	pi ->startSync();
 	sendSync = FALSE;
     }
 }
 
 void QCopBridge::closed( QCopBridgePI *pi )
 {
     emit connectionClosed( pi->peerAddress() );
     openConnections.removeRef( pi );
     if ( openConnections.count() == 0 ) {
         /* ### FIXME libqtopia merge */
 #if 0
 	QPEApplication::setTempScreenSaverMode( QPEApplication::Enable );
 #endif
 #ifndef QT_NO_COP
         QCopEnvelope( "QPE/System", "setScreenSaverMode(int)" ) << QPEApplication::Enable;
 #endif
     }
 }
 
 void QCopBridge::closeOpenConnections()
 {
     QCopBridgePI *pi;
     for ( pi = openConnections.first(); pi != 0; pi = openConnections.next() )
 	pi->close();
 }
 
 
 void QCopBridge::desktopMessage( const QCString &command, const QByteArray &data )
 {
     if ( command == "startSync()" ) {
 	// we need to buffer it a bit
 	sendSync = TRUE;
 	startTimer( 20000 );
     }
 
     if ( m_mode & Qtopia1_7 ) {
         // send the command to all open connections
         QCopBridgePI *pi;
         for ( pi = openConnections.first(); pi != 0; pi = openConnections.next() ) {
             pi->sendDesktopMessage( command, data );
         }
     }
     if ( ( m_mode & Sharp ) || (m_mode & IntelliSync) )
         sendDesktopMessageOld( command, data );
 }
 
 #ifndef OPIE_NO_OLD_SYNC_CODE
 /*
  * Old compat mode
  */
 void QCopBridge::sendDesktopMessageOld( const QCString& command, const QByteArray& args) {
     command.stripWhiteSpace();
 
     int paren = command.find( "(" );
     if ( paren <= 0 ) {
     odebug << "DesktopMessage: bad qcop syntax" << oendl;
 	return;
     }
 
     QString params = command.mid( paren + 1 );
     if ( params[params.length()-1] != ')' ) {
     odebug << "DesktopMessage: bad qcop syntax" << oendl;
 	return;
     }
 
     params.truncate( params.length()-1 );
 
     QStringList paramList = QStringList::split( ",", params );
     QString data;
     if ( paramList.count() ) {
 	QDataStream stream( args, IO_ReadOnly );
 	for ( QStringList::Iterator it = paramList.begin(); it != paramList.end(); ++it ) {
 	    QString str;
 	    if ( *it == "QString" ) {
 		stream >> str;
 	    } else if ( *it == "QCString" ) {
 		QCString cstr;
 		stream >> cstr;
 		str = QString::fromLocal8Bit( cstr );
 	    } else if ( *it == "int" ) {
 		int i;
 		stream >> i;
 		str = QString::number( i );
 	    } else if ( *it == "bool" ) {
 		int i;
 		stream >> i;
 		str = QString::number( i );
 	    } else {
         odebug << " cannot route the argument type " << (*it) << " throught the qcop bridge" << oendl;
 		return;
 	    }
 	    QString estr;
 	    for (int i=0; i<(int)str.length(); i++) {
 		QChar ch = str[i];
 		if ( ch.row() )
 		    goto quick;
 		switch (ch.cell()) {
 		    case '&':
 			estr.append( "&amp;" );
 			break;
 		    case ' ':
 			estr.append( "&0x20;" );
 			break;
 		    case '\n':
 			estr.append( "&0x0d;" );
 			break;
 		    case '\r':
 			estr.append( "&0x0a;" );
 			break;
 		    default: quick:
 			estr.append(ch);
 		}
 	    }
 	    data += " " + estr;
 	}
     }
     QString sendCommand = QString(command.data()) + data;
 
 
     // send the command to all open connections
     QCopBridgePI *pi;
     for ( pi = openConnections.first(); pi != 0; pi = openConnections.next() )
         pi->sendDesktopMessage( sendCommand );
 
 }
 #endif
 
 
 void QCopBridge::timerEvent( QTimerEvent * )
 {
     sendSync = FALSE;
     killTimers();
 }
 
 
 QCopBridgePI::QCopBridgePI( int socket, QObject *parent, const char* name )
     : QSocket( parent, name )
 {
     setSocket( socket );
 
     peerport = peerPort();
     peeraddress = peerAddress();
 
 #ifndef INSECURE
     if ( !SyncAuthentication::isAuthorized(peeraddress) ) {
 	state = Forbidden;
 	close();
     } else
 #endif
     {
 	state = Connected;
 	connect( this, SIGNAL( readyRead() ), SLOT( read() ) );
 	QString intro="220 Qtopia ";
 	intro += QPE_VERSION; intro += ";";
 	intro += "challenge="; intro += SyncAuthentication::serverId(); intro += ";"; // No tr
 	intro += "loginname="; intro += SyncAuthentication::loginName(); intro += ";";
 	intro += "displayname="; intro += SyncAuthentication::ownerName(); intro += ";";
 	send( intro );
 	state = Wait_USER;
     }
     sendSync = FALSE;
     connect( this, SIGNAL( connectionClosed() ), SLOT( myConnectionClosed() ) );
 
     // idle timer to close connections when not used anymore
     timer = new QTimer(this);
     connect( timer, SIGNAL(timeout()), this, SLOT(myConnectionClosed()) );
     timer->start( 300000, TRUE );
 }
 
 
 QCopBridgePI::~QCopBridgePI()
 {
 }
 
 bool QCopBridgePI::verifyAuthorised()
 {
     if ( !SyncAuthentication::isAuthorized(peerAddress()) ) {
 	state = Forbidden;
 	return FALSE;
     }
     return TRUE;
 }
 
 void QCopBridgePI::myConnectionClosed()
 {
     emit connectionClosed( this );
 }
 
 void QCopBridgePI::sendDesktopMessage( const QString &msg )
 {
     QString str = "CALL QPE/Desktop " + msg; // No tr
     send ( str );
 }
 
 void QCopBridgePI::sendDesktopMessage( const QCString &msg, const QByteArray& data )
 {
     if ( !isOpen() ) // eg. Forbidden
 	return;
 
     const char hdr[]="CALLB QPE/Desktop ";
     writeBlock(hdr,sizeof(hdr)-1);
     writeBlock(msg,msg.length());
     writeBlock(" ",1);
     QByteArray b64 = OGlobal::encodeBase64(data);
     writeBlock(b64.data(),b64.size());
     writeBlock("\r\n",2);
 
 }
 
 
 void QCopBridgePI::send( const QString& msg )
 {
     if ( !isOpen() ) // eg. Forbidden
 	return;
     QTextStream os( this );
     os << msg << endl;
     //odebug << "sending qcop message: " << msg << "" << oendl;
 }
 
 void QCopBridgePI::read()
 {
     while ( canReadLine() ) {
 	timer->start( 300000, TRUE );
 	process( readLine().stripWhiteSpace() );
     }
 }
 
 void QCopBridgePI::process( const QString& message )
 {
     //odebug << "Command: " << message << "" << oendl;
 
     // split message using "," as separator
     QStringList msg = QStringList::split( " ", message );
     if ( msg.isEmpty() ) return;
 
     // command token
     QString cmd = msg[0].upper();
 
     // argument token
     QString arg;
     if ( msg.count() >= 2 )
 	arg = msg[1];
 
     // we always respond to QUIT, regardless of state
     if ( cmd == "QUIT" ) {
 	send( "211 Have a nice day!" ); // No tr
 	close();
 	return;
     }
 
     // connected to client
     if ( Connected == state )
 	return;
 
     // waiting for user name
     if ( Wait_USER == state ) {
 
 	if ( cmd != "USER" || msg.count() < 2 || !SyncAuthentication::checkUser( arg ) ) {
 	    send( "530 Please login with USER and PASS" ); // No tr
 	    return;
 	}
 	send( "331 User name ok, need password" ); // No tr
 	state = Wait_PASS;
 	return;
     }
 
     // waiting for password
     if ( Wait_PASS == state ) {
 
 	if ( cmd != "PASS" || !SyncAuthentication::checkPassword( arg ) ) {
 	    send( "530 Please login with USER and PASS" ); // No tr
 	    return;
 	}
 	send( "230 User logged in, proceed" ); // No tr
 	state = Ready;
 	if ( sendSync ) {
 	    sendDesktopMessage( "startSync()" );
 	    sendSync = FALSE;
 	}
 	return;
     }
 
     // noop (NOOP)
     else if ( cmd == "NOOP" ) {
 	send( "200 Command okay" ); // No tr
     }
 
     // call (CALL)
     else if ( cmd == "CALL" ) {
 
 	// example: call QPE/System execute(QString) addressbook
 
 	if ( msg.count() < 3 ) {
 	    send( "500 Syntax error, command unrecognized" ); // No tr
 	}
 	else {
 
 	    QString channel = msg[1];
 	    QString command = msg[2];
 
 	    command.stripWhiteSpace();
 
 	    int paren = command.find( "(" );
 	    if ( paren <= 0 ) {
 		send( "500 Syntax error, command unrecognized" ); // No tr
 		return;
 	    }
 
 	    QString params = command.mid( paren + 1 );
 	    if ( params[(int)params.length()-1] != ')' ) {
 		send( "500 Syntax error, command unrecognized" ); // No tr
 		return;
 	    }
 
 	    params.truncate( params.length()-1 );
 	    QByteArray buffer;
 	    QDataStream ds( buffer, IO_WriteOnly );
 
 	    int msgId = 3;
 
 	    QStringList paramList = QStringList::split( ",", params );
 	    if ( paramList.count() > msg.count() - 3 ) {
 		send( "500 Syntax error, command unrecognized" ); // No tr
 		return;
 	    }
 
 	    for ( QStringList::Iterator it = paramList.begin(); it != paramList.end(); ++it ) {
 
 		QString arg = msg[msgId];
 		arg.replace( QRegExp("&0x20;"), " " );
 		arg.replace( QRegExp("&amp;"), "&" );
 		arg.replace( QRegExp("&0x0d;"), "\n" );
 		arg.replace( QRegExp("&0x0a;"), "\r" );
 		if ( *it == "QString" )
 		    ds << arg;
 		else if ( *it == "QCString" )
 		    ds << arg.local8Bit();
 		else if ( *it == "int" )
 		    ds << arg.toInt();
 		else if ( *it == "bool" )
 		    ds << arg.toInt();
 		else {
 		    send( "500 Syntax error, command unrecognized" ); // No tr
 		    return;
 		}
 		msgId++;
 	    }
 
 #ifndef QT_NO_COP
 	    if ( !QCopChannel::isRegistered( channel.latin1() ) ) {
 		// send message back about it
 		QString answer = "599 ChannelNotRegistered " + channel;
 		send( answer );
 		return;
 	    }
 #endif
 
 #ifndef QT_NO_COP
 	    if ( paramList.count() )
 		QCopChannel::send( channel.latin1(), command.latin1(), buffer );
 	    else
 		QCopChannel::send( channel.latin1(), command.latin1() );
 
 	    send( "200 Command okay" ); // No tr
 #endif
 	}
     }
     // not implemented
     else
 	send( "502 Command not implemented" ); // No tr
 }
 
 
diff --git a/core/launcher/transferserver.cpp b/core/launcher/transferserver.cpp
index 2b2e435..a219c0f 100644
--- a/core/launcher/transferserver.cpp
+++ b/core/launcher/transferserver.cpp
@@ -1,1433 +1,1436 @@
 /**********************************************************************
 ** Copyright (C) 2000-2002 Trolltech AS.  All rights reserved.
 **
 ** This file is part of the Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
 #include "transferserver.h"
 
 /* OPIE */
 #include <opie2/odebug.h>
 #include <opie2/oglobal.h>
 #include <qtopia/qprocess.h>
 #include <qtopia/process.h>
 #include <qtopia/private/contact.h>
 #include <qtopia/version.h>
 #ifdef Q_WS_QWS
 #include <qtopia/qcopenvelope_qws.h>
 #endif
 using namespace Opie::Core;
 
 /* QT */
 #include <qtextstream.h>
 #include <qmessagebox.h>
 
 /* STD */
 #include <pwd.h>
 #include <sys/types.h>
 #include <unistd.h>
+#include <fcntl.h>
 #include <stdlib.h>
 #include <time.h>
 
 #ifndef Q_OS_MACX
 #include <shadow.h>
 #include <crypt.h>
 #endif /* Q_OS_MACX */
 
 const int block_size = 51200;
 
 TransferServer::TransferServer( Q_UINT16 port, QObject *parent,
         const char* name)
     : QServerSocket( port, 1, parent, name )
 {
     connections.setAutoDelete( TRUE );
     if ( !ok() )
-    owarn << "Failed to bind to port " << port << "" << oendl;
+    	owarn << "Failed to bind to port " << port << "" << oendl;
+    else
+        ::fcntl( socket(), F_SETFD, FD_CLOEXEC );	
 }
 
 void TransferServer::authorizeConnections()
 {
     QListIterator<ServerPI> it(connections);
     while ( it.current() ) {
     if ( !it.current()->verifyAuthorised() ) {
         disconnect( it.current(), SIGNAL(connectionClosed(ServerPI*)), this, SLOT( closed(ServerPI*)) );
         connections.removeRef( it.current() );
     } else
         ++it;
     }
 }
 
 void TransferServer::closed(ServerPI *item)
 {
     connections.removeRef(item);
 }
 
 TransferServer::~TransferServer()
 {
 }
 
 void TransferServer::newConnection( int socket )
 {
     ServerPI *ptr = new ServerPI( socket, this );
     connect( ptr, SIGNAL(connectionClosed(ServerPI*)), this, SLOT( closed(ServerPI*)) );
     connections.append( ptr );
 }
 
 QString SyncAuthentication::serverId()
 {
     Config cfg("Security");
     cfg.setGroup("Sync");
     QString r = cfg.readEntry("serverid");
 
     if ( r.isEmpty() ) {
         r = OGlobal::generateUuid();
         cfg.writeEntry("serverid", r );
     }
    return r;
 }
 
 QString SyncAuthentication::ownerName()
 {
     QString vfilename = Global::applicationFileName("addressbook",
                 "businesscard.vcf");
     if (QFile::exists(vfilename)) {
     Contact c;
     c = Contact::readVCard( vfilename )[0];
     return c.fullName();
     }
 
     return QString::null;
 }
 
 QString SyncAuthentication::loginName()
 {
     struct passwd *pw = 0L;
 #ifndef Q_OS_WIN32
     pw = getpwuid( geteuid() );
     return QString::fromLocal8Bit( pw->pw_name );
 #else
     //### revise
     return QString();
 #endif
 }
 
 int SyncAuthentication::isAuthorized(QHostAddress peeraddress)
 {
     Config cfg("Security");
     cfg.setGroup("Sync");
     //    QString allowedstr = cfg.readEntry("auth_peer","192.168.1.0");
     uint auth_peer = cfg.readNumEntry("auth_peer", 0xc0a80100);
 
     //    QHostAddress allowed;
     //    allowed.setAddress(allowedstr);
     //    uint auth_peer = allowed.ip4Addr();
     uint auth_peer_bits = cfg.readNumEntry("auth_peer_bits", 24);
     uint mask = auth_peer_bits >= 32 // shifting by 32 is not defined
                 ? 0xffffffff : (((1 << auth_peer_bits) - 1) << (32 - auth_peer_bits));
 
     return (peeraddress.ip4Addr() & mask) == auth_peer;
 }
 
 bool SyncAuthentication::checkUser( const QString& user )
 {
     if ( user.isEmpty() ) return FALSE;
     QString euser = loginName();
     return user == euser;
 }
 
 bool SyncAuthentication::checkPassword( const QString& password )
 {
 #ifdef ALLOW_UNIX_USER_FTP
     // First, check system password...
 
     struct passwd *pw = 0;
     struct spwd *spw = 0;
 
     pw = getpwuid( geteuid() );
     spw = getspnam( pw->pw_name );
 
     QString cpwd = QString::fromLocal8Bit( pw->pw_passwd );
     if ( cpwd == "x" && spw )
     cpwd = QString::fromLocal8Bit( spw->sp_pwdp );
 
     // Note: some systems use more than crypt for passwords.
     QString cpassword = QString::fromLocal8Bit( crypt( password.local8Bit(), cpwd.local8Bit() ) );
     if ( cpwd == cpassword )
     return TRUE;
 #endif
 
     static int lastdenial=0;
     static int denials=0;
     int now = time(0);
 
     Config cfg("Security");
     cfg.setGroup("SyncMode");
     int mode = cfg.readNumEntry("Mode", 0x02 );
 
     //No pass word needed if the user really needs it
     if (mode & 0x04) {
         QMessageBox unauth(
             tr("Sync Connection"),
             tr("<qt><p>An unauthorized system is requesting access to this device."
                "<p>You chose IntelliSync so you may I allow or deny this connection.</qt>" ),
             QMessageBox::Warning,
             QMessageBox::Ok, QMessageBox::Cancel|QMessageBox::Default, QMessageBox::NoButton,
             0, QString::null, TRUE, WStyle_StaysOnTop);
         unauth.setButtonText(QMessageBox::Ok, tr("Allow" ) );
         unauth.setButtonText(QMessageBox::Cancel, tr("Deny"));
         switch( unauth.exec() ) {
         case QMessageBox::Ok:
             return TRUE;
             break;
         case QMessageBox::Cancel:
         default:
             denials++;
             lastdenial=now;
             return FALSE;
         }
     }
 
     // Detect old Qtopia Desktop (no password) and fail
     if ( password.isEmpty() ) {
         if ( denials < 3 || now > lastdenial+600 ) {
             QMessageBox unauth(
             tr("Sync Connection"),
             tr("<p>An unauthorized system is requesting access to this device."
                 "<p>If you are using a version of Qtopia Desktop older than 1.5.1, "
                 "please upgrade or change the security setting to use IntelliSync." ),
             QMessageBox::Warning,
             QMessageBox::Cancel, QMessageBox::NoButton, QMessageBox::NoButton,
             0, QString::null, TRUE, WStyle_StaysOnTop);
             unauth.setButtonText(QMessageBox::Cancel, tr("Deny"));
             unauth.exec();
 
             denials++;
             lastdenial=now;
          }
         return FALSE;
 
     }
 
     // Second, check sync password...
 
     static int lock=0;
     if ( lock ) return FALSE;
 
     ++lock;
 
     /*
      *  we need to support old Sync software and QtopiaDesktop
      */
     if ( password.left(6) == "Qtopia" || password.left(6) == "rootme" ) {
     cfg.setGroup("Sync");
     QStringList pwds = cfg.readListEntry("Passwords",' ');
     for (QStringList::ConstIterator it=pwds.begin(); it!=pwds.end(); ++it) {
 #ifndef Q_OS_WIN32
         QString cpassword = QString::fromLocal8Bit(
         crypt( password.mid(8).local8Bit(), (*it).left(2).latin1() ) );
 #else
         // ### revise
         QString cpassword("");
 #endif
         if ( *it == cpassword ) {
         lock--;
         return TRUE;
         }
     }
 
     // Unrecognized system. Be careful...
     QMessageBox unrecbox(
         tr("Sync Connection"),
         tr( "<p>An unrecognized system is requesting access to this device."
         "<p>If you have just initiated a Sync for the first time, this is normal."),
         QMessageBox::Warning,
         QMessageBox::Cancel, QMessageBox::Yes, QMessageBox::NoButton,
         0, QString::null, TRUE, WStyle_StaysOnTop);
     unrecbox.setButtonText(QMessageBox::Cancel, tr("Deny"));
     unrecbox.setButtonText(QMessageBox::Yes, tr("Allow"));
 
     if ( (denials > 2 && now < lastdenial+600)
         || unrecbox.exec() != QMessageBox::Yes)
     {
         denials++;
         lastdenial=now;
         lock--;
         return FALSE;
     } else {
         const char salty[]="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789/.";
         char salt[2];
         salt[0]= salty[rand() % (sizeof(salty)-1)];
         salt[1]= salty[rand() % (sizeof(salty)-1)];
 #ifndef Q_OS_WIN32
         QString cpassword = QString::fromLocal8Bit(
         crypt( password.mid(8).local8Bit(), salt ) );
 #else
         //### revise
         QString cpassword("");
 #endif
         denials=0;
         pwds.prepend(cpassword);
         cfg.writeEntry("Passwords",pwds,' ');
         lock--;
         return TRUE;
     }
     }
     lock--;
 
     return FALSE;
 }
 
 
 ServerPI::ServerPI( int socket, QObject *parent, const char* name )
     : QSocket( parent, name ) , dtp( 0 ), serversocket( 0 ), waitsocket( 0 ),
       storFileSize(-1)
 {
     state = Connected;
 
     setSocket( socket );
 
     peerport = peerPort();
     peeraddress = peerAddress();
 
 #ifndef INSECURE
     if ( !SyncAuthentication::isAuthorized(peeraddress) ) {
     state = Forbidden;
     startTimer( 0 );
     } else
 #endif
     {
     connect( this, SIGNAL( readyRead() ), SLOT( read() ) );
     connect( this, SIGNAL( connectionClosed() ), SLOT( connectionClosed() ) );
 
     passiv = FALSE;
     for( int i = 0; i < 4; i++ )
         wait[i] = FALSE;
 
     send( "220 Qtopia " QPE_VERSION " FTP Server" ); // No tr
     state = Wait_USER;
 
     dtp = new ServerDTP( this );
     connect( dtp, SIGNAL( completed() ), SLOT( dtpCompleted() ) );
     connect( dtp, SIGNAL( failed() ), SLOT( dtpFailed() ) );
     connect( dtp, SIGNAL( error(int) ), SLOT( dtpError(int) ) );
 
 
     directory = QDir::currentDirPath();
 
     static int p = 1024;
 
     while ( !serversocket || !serversocket->ok() ) {
         delete serversocket;
         serversocket = new ServerSocket( ++p, this );
     }
     connect( serversocket, SIGNAL( newIncomming(int) ),
          SLOT( newConnection(int) ) );
     }
 }
 
 ServerPI::~ServerPI()
 {
     close();
 
     if ( dtp )
         dtp->close();
     delete dtp;
     delete serversocket;
 }
 
 bool ServerPI::verifyAuthorised()
 {
     if ( !SyncAuthentication::isAuthorized(peerAddress()) ) {
     state = Forbidden;
     return FALSE;
     }
     return TRUE;
 }
 
 void ServerPI::connectionClosed()
 {
     // odebug << "Debug: Connection closed" << oendl;
     emit connectionClosed(this);
 }
 
 void ServerPI::send( const QString& msg )
 {
     QTextStream os( this );
     os << msg << endl;
     //odebug << "Reply: " << msg << "" << oendl;
 }
 
 void ServerPI::read()
 {
     while ( canReadLine() )
     process( readLine().stripWhiteSpace() );
 }
 
 bool ServerPI::checkReadFile( const QString& file )
 {
     QString filename;
     
     if ( file.length() == 1 && file[0] == "/" )
     filename = file;
     else if ( file[0] != "/" ) 
     filename = directory.path() + "/" + file;
     else
     filename = file;
 
     QFileInfo fi( filename );
     return ( fi.exists() && fi.isReadable() );
 }
 
 bool ServerPI::checkWriteFile( const QString& file )
 {
     QString filename;
 
     if ( file[0] != "/" )
     filename = directory.path() + "/" + file;
     else
     filename = file;
 
     QFileInfo fi( filename );
 
     if ( fi.exists() )
     if ( !QFile( filename ).remove() )
         return FALSE;
     return TRUE;
 }
 
 void ServerPI::process( const QString& message )
 {
     //odebug << "Command: " << message << "" << oendl;
 
     // split message using "," as separator
     QStringList msg = QStringList::split( " ", message );
     if ( msg.isEmpty() ) return;
 
     // command token
     QString cmd = msg[0].upper();
 
     // argument token
     QString arg;
     if ( msg.count() >= 2 )
     arg = msg[1];
 
     // full argument string
     QString args;
     if ( msg.count() >= 2 ) {
         QStringList copy( msg );
         // FIXME: for Qt3
         // copy.pop_front()
         copy.remove( copy.begin() );
         args = copy.join( " " );
     }
 
     //odebug << "args: " << args << "" << oendl;
 
     // we always respond to QUIT, regardless of state
     if ( cmd == "QUIT" ) {
     send( "211 Good bye!" ); // No tr
     close();
     return;
     }
 
     // connected to client
     if ( Connected == state )
     return;
 
     // waiting for user name
     if ( Wait_USER == state ) {
 
     if ( cmd != "USER" || msg.count() < 2 || !SyncAuthentication::checkUser( arg ) ) {
         send( "530 Please login with USER and PASS" ); // No tr
         return;
     }
     send( "331 User name ok, need password" ); // No tr
     state = Wait_PASS;
     return;
     }
 
     // waiting for password
     if ( Wait_PASS == state ) {
 
     if ( cmd != "PASS" || !SyncAuthentication::checkPassword( arg ) ) {
         send( "530 Please login with USER and PASS" ); // No tr
         return;
     }
     send( "230 User logged in, proceed" ); // No tr
     state = Ready;
     return;
     }
 
     // ACCESS CONTROL COMMANDS
 
     // Only an ALLO sent immediately before STOR is valid.
     if ( cmd != "STOR" )
     storFileSize = -1;
 
     // account (ACCT)
     if ( cmd == "ACCT" ) {
     // even wu-ftp does not support it
     send( "502 Command not implemented" ); // No tr
     }
 
     // change working directory (CWD)
     else if ( cmd == "CWD" ) {
 
     if ( !args.isEmpty() ) {
         if ( directory.cd( args, TRUE ) )
         send( "250 Requested file action okay, completed" ); // No tr
         else
         send( "550 Requested action not taken" ); // No tr
     }
     else
         send( "500 Syntax error, command unrecognized" ); // No tr
     }
 
     // change to parent directory (CDUP)
     else if ( cmd == "CDUP" ) {
     if ( directory.cdUp() )
         send( "250 Requested file action okay, completed" ); // No tr
     else
         send( "550 Requested action not taken" ); // No tr
     }
 
     // structure mount (SMNT)
     else if ( cmd == "SMNT" ) {
     // even wu-ftp does not support it
     send( "502 Command not implemented" ); // No tr
     }
 
     // reinitialize (REIN)
     else if ( cmd == "REIN" ) {
     // even wu-ftp does not support it
     send( "502 Command not implemented" ); // No tr
     }
 
 
     // TRANSFER PARAMETER COMMANDS
 
 
     // data port (PORT)
     else if ( cmd == "PORT" ) {
     if ( parsePort( arg ) )
         send( "200 Command okay" ); // No tr
     else
         send( "500 Syntax error, command unrecognized" ); // No tr
     }
 
     // passive (PASV)
     else if ( cmd == "PASV" ) {
     passiv = TRUE;
     send( "227 Entering Passive Mode (" // No tr
           + address().toString().replace( QRegExp( "\\." ), "," ) + ","
           + QString::number( ( serversocket->port() ) >> 8 ) + ","
           + QString::number( ( serversocket->port() ) & 0xFF ) +")" );
     }
 
     // representation type (TYPE)
     else if ( cmd == "TYPE" ) {
     if ( arg.upper() == "A" || arg.upper() == "I" )
         send( "200 Command okay" ); // No tr
     else
         send( "504 Command not implemented for that parameter" ); // No tr
     }
 
     // file structure (STRU)
     else if ( cmd == "STRU" ) {
     if ( arg.upper() == "F" )
         send( "200 Command okay" ); // No tr
     else
         send( "504 Command not implemented for that parameter" ); // No tr
     }
 
     // transfer mode (MODE)
     else if ( cmd == "MODE" ) {
     if ( arg.upper() == "S" )
         send( "200 Command okay" ); // No tr
     else
         send( "504 Command not implemented for that parameter" ); // No tr
     }
 
 
     // FTP SERVICE COMMANDS
 
 
     // retrieve (RETR)
     else if ( cmd == "RETR" )
     if ( !args.isEmpty() && checkReadFile( absFilePath( args ) )
          || backupRestoreGzip( absFilePath( args ) ) ) {
         send( "150 File status okay" ); // No tr
         sendFile( absFilePath( args ) );
     }
     else {
         odebug << "550 Requested action not taken" << oendl;
         send( "550 Requested action not taken" ); // No tr
     }
 
     // store (STOR)
     else if ( cmd == "STOR" )
     if ( !args.isEmpty() && checkWriteFile( absFilePath( args ) ) ) {
         send( "150 File status okay" ); // No tr
         retrieveFile( absFilePath( args ) );
     }
     else
         send( "550 Requested action not taken" ); // No tr
 
     // store unique (STOU)
     else if ( cmd == "STOU" ) {
     send( "502 Command not implemented" ); // No tr
     }
 
     // append (APPE)
     else if ( cmd == "APPE" ) {
     send( "502 Command not implemented" ); // No tr
     }
 
     // allocate (ALLO)
     else if ( cmd == "ALLO" ) {
     storFileSize = args.toInt();
     send( "200 Command okay" ); // No tr
     }
 
     // restart (REST)
     else if ( cmd == "REST" ) {
     send( "502 Command not implemented" ); // No tr
     }
 
     // rename from (RNFR)
     else if ( cmd == "RNFR" ) {
     renameFrom = QString::null;
     if ( args.isEmpty() )
         send( "500 Syntax error, command unrecognized" ); // No tr
     else {
         QFile file( absFilePath( args ) );
         if ( file.exists() ) {
         send( "350 File exists, ready for destination name" ); // No tr
         renameFrom = absFilePath( args );
         }
         else
         send( "550 Requested action not taken" ); // No tr
     }
     }
 
     // rename to (RNTO)
     else if ( cmd == "RNTO" ) {
     if ( lastCommand != "RNFR" )
         send( "503 Bad sequence of commands" ); // No tr
     else if ( args.isEmpty() )
         send( "500 Syntax error, command unrecognized" ); // No tr
     else {
         QDir dir( absFilePath( args ) );
         if ( dir.rename( renameFrom, absFilePath( args ), TRUE ) )
         send( "250 Requested file action okay, completed." ); // No tr
         else
         send( "550 Requested action not taken" ); // No tr
     }
     }
 
     // abort (ABOR)
     else if ( cmd.contains( "ABOR" ) ) {
     dtp->close();
     if ( dtp->dtpMode() != ServerDTP::Idle )
         send( "426 Connection closed; transfer aborted" ); // No tr
     else
         send( "226 Closing data connection" ); // No tr
     }
 
     // delete (DELE)
     else if ( cmd == "DELE" ) {
     if ( args.isEmpty() )
         send( "500 Syntax error, command unrecognized" ); // No tr
     else {
         QFile file( absFilePath( args ) ) ;
         if ( file.remove() ) {
         send( "250 Requested file action okay, completed" ); // No tr
         QCopEnvelope e("QPE/System", "linkChanged(QString)" );
         e << file.name();
         } else {
         send( "550 Requested action not taken" ); // No tr
         }
     }
     }
 
     // remove directory (RMD)
     else if ( cmd == "RMD" ) {
     if ( args.isEmpty() )
         send( "500 Syntax error, command unrecognized" ); // No tr
     else {
         QDir dir;
         if ( dir.rmdir( absFilePath( args ), TRUE ) )
         send( "250 Requested file action okay, completed" ); // No tr
         else
         send( "550 Requested action not taken" ); // No tr
     }
     }
 
     // make directory (MKD)
     else if ( cmd == "MKD" ) {
     if ( args.isEmpty() ) {
         odebug << " Error: no arg" << oendl;
         send( "500 Syntax error, command unrecognized" ); // No tr
     }
     else {
         QDir dir;
         if ( dir.mkdir( absFilePath( args ), TRUE ) )
         send( "250 Requested file action okay, completed." ); // No tr
         else
         send( "550 Requested action not taken" ); // No tr
     }
     }
 
     // print working directory (PWD)
     else if ( cmd == "PWD" ) {
     send( "257 \"" + directory.path() +"\"" );
     }
 
     // list (LIST)
     else if ( cmd == "LIST" ) {
     if ( args == "-la" )
 	args = QString::null;
     
     if ( sendList( absFilePath( args ) ) )
         send( "150 File status okay" ); // No tr
     else
         send( "500 Syntax error, command unrecognized" ); // No tr
     }
 
     // size (SIZE)
     else if ( cmd == "SIZE" ) {
     QString filePath = absFilePath( args );
     QFileInfo fi( filePath );
     bool gzipfile = backupRestoreGzip( filePath );
     if ( !fi.exists() && !gzipfile )
         send( "500 Syntax error, command unrecognized" ); // No tr
     else {
         if ( !gzipfile )
         send( "213 " + QString::number( fi.size() ) );
         else {
         Process duproc( QString("du") );
         duproc.addArgument("-s");
         QString in, out;
         if ( !duproc.exec(in, out) ) {
             odebug << "du process failed; just sending back 1K" << oendl;
             send( "213 1024");
         }
         else {
             QString size = out.left( out.find("\t") );
             int guess = size.toInt()/5;
             if ( filePath.contains("doc") ) // No tr
             guess *= 1000;
             odebug << "sending back gzip guess of " << guess << "" << oendl;
             send( "213 " + QString::number(guess) );
         }
         }
     }
     }
     // name list (NLST)
     else if ( cmd == "NLST" ) {
     send( "502 Command not implemented" ); // No tr
     }
 
     // site parameters (SITE)
     else if ( cmd == "SITE" ) {
     send( "502 Command not implemented" ); // No tr
     }
 
     // system (SYST)
     else if ( cmd == "SYST" ) {
     send( "215 UNIX Type: L8" ); // No tr
     }
 
     // status (STAT)
     else if ( cmd == "STAT" ) {
     send( "502 Command not implemented" ); // No tr
     }
 
     // help (HELP )
     else if ( cmd == "HELP" ) {
     send( "502 Command not implemented" ); // No tr
     }
 
     // noop (NOOP)
     else if ( cmd == "NOOP" ) {
     send( "200 Command okay" ); // No tr
     }
 
     // not implemented
     else
     send( "502 Command not implemented" ); // No tr
 
     lastCommand = cmd;
 }
 
 bool ServerPI::backupRestoreGzip( const QString &file )
 {
     return (file.find( "backup" ) != -1 && // No tr
         file.findRev( ".tgz" ) == (int)file.length()-4 );
 }
 
 bool ServerPI::backupRestoreGzip( const QString &file, QStringList &targets )
 {
   if ( file.find( "backup" ) != -1 && // No tr
        file.findRev( ".tgz" ) == (int)file.length()-4 ) {
       QFileInfo info( file );
       targets = info.dirPath( TRUE );
       odebug << "ServerPI::backupRestoreGzip for " << file.latin1() << " = " << targets.join(" ").latin1() << oendl;
       return true;
   }
   return false;
 }
 
 void ServerPI::sendFile( const QString& file )
 {
     if ( passiv ) {
     wait[SendFile] = TRUE;
     waitfile = file;
     if ( waitsocket )
         newConnection( waitsocket );
     }
     else {
       QStringList targets;
       if ( backupRestoreGzip( file, targets ) )
       dtp->sendGzipFile( file, targets, peeraddress, peerport );
       else dtp->sendFile( file, peeraddress, peerport );
     }
 }
 
 void ServerPI::retrieveFile( const QString& file )
 {
     if ( passiv ) {
     wait[RetrieveFile] = TRUE;
     waitfile = file;
     if ( waitsocket )
         newConnection( waitsocket );
     }
     else {
       QStringList targets;
       if ( backupRestoreGzip( file, targets ) )
     dtp->retrieveGzipFile( file, peeraddress, peerport );
       else
     dtp->retrieveFile( file, peeraddress, peerport, storFileSize );
     }
 }
 
 bool ServerPI::parsePort( const QString& pp )
 {
     QStringList p = QStringList::split( ",", pp );
     if ( p.count() != 6 ) return FALSE;
 
     // h1,h2,h3,h4,p1,p2
     peeraddress = QHostAddress( ( p[0].toInt() << 24 ) + ( p[1].toInt() << 16 ) +
                 ( p[2].toInt() << 8 ) + p[3].toInt() );
     peerport = ( p[4].toInt() << 8 ) + p[5].toInt();
     return TRUE;
 }
 
 void ServerPI::dtpCompleted()
 {
     send( "226 Closing data connection, file transfer successful" ); // No tr
     if ( dtp->dtpMode() == ServerDTP::RetrieveFile ) {
     QString fn = dtp->fileName();
     if ( fn.right(8)==".desktop" && fn.find("/Documents/")>=0 ) {
         QCopEnvelope e("QPE/System", "linkChanged(QString)" );
         e << fn;
     }
     }
     waitsocket = 0;
     dtp->close();
     storFileSize = -1;
 }
 
 void ServerPI::dtpFailed()
 {
     dtp->close();
     waitsocket = 0;
     send( "451 Requested action aborted: local error in processing" ); // No tr
     storFileSize = -1;
 }
 
 void ServerPI::dtpError( int )
 {
     dtp->close();
     waitsocket = 0;
     send( "451 Requested action aborted: local error in processing" ); // No tr
     storFileSize = -1;
 }
 
 bool ServerPI::sendList( const QString& arg )
 {
     QByteArray listing;
     QBuffer buffer( listing );
 
     if ( !buffer.open( IO_WriteOnly ) )
     return FALSE;
 
     QTextStream ts( &buffer );
     QString fn = arg;
 
     if ( fn.isEmpty() )
     fn = directory.path();
 
     QFileInfo fi( fn );
     if ( !fi.exists() ) return FALSE;
 
     // return file listing
     if ( fi.isFile() ) {
     ts << fileListing( &fi ) << endl;
     }
 
     // return directory listing
     else if ( fi.isDir() ) {
     QDir dir( fn );
     const QFileInfoList *list = dir.entryInfoList( QDir::All | QDir::Hidden );
 
     QFileInfoListIterator it( *list );
     QFileInfo *info;
 
     unsigned long total = 0;
     while ( ( info = it.current() ) ) {
         if ( info->fileName() != "." && info->fileName() != ".." )
         total += info->size();
         ++it;
     }
 
     ts << "total " << QString::number( total / 1024 ) << endl; // No tr
 
     it.toFirst();
     while ( ( info = it.current() ) ) {
         if ( info->fileName() == "." || info->fileName() == ".." ) {
         ++it;
         continue;
         }
         ts << fileListing( info ) << endl;
         ++it;
     }
     }
 
     if ( passiv ) {
     waitarray = buffer.buffer();
     wait[SendByteArray] = TRUE;
     if ( waitsocket )
         newConnection( waitsocket );
     }
     else
     dtp->sendByteArray( buffer.buffer(), peeraddress, peerport );
     return TRUE;
 }
 
 QString ServerPI::fileListing( QFileInfo *info )
 {
     if ( !info ) return QString::null;
     QString s;
 
     // type char
     if ( info->isDir() )
     s += "d";
     else if ( info->isSymLink() )
     s += "l";
     else
     s += "-";
 
     // permisson string
     s += permissionString( info ) + " ";
 
     // number of hardlinks
     int subdirs = 1;
 
     if ( info->isDir() )
     subdirs = 2;
     // FIXME : this is to slow
     //if ( info->isDir() )
     //subdirs = QDir( info->absFilePath() ).entryList( QDir::Dirs ).count();
 
     s += QString::number( subdirs ).rightJustify( 3, ' ', TRUE ) + " ";
 
     // owner
     QString o = info->owner();
     if ( o.isEmpty() )
     o = QString::number(info->ownerId());
     s += o.leftJustify( 8, ' ', TRUE ) + " ";
 
     // group
     QString g = info->group();
     if ( g.isEmpty() )
     g = QString::number(info->groupId());
     s += g.leftJustify( 8, ' ', TRUE ) + " ";
 
     // file size in bytes
     s += QString::number( info->size() ).rightJustify( 9, ' ', TRUE ) + " ";
 
     // last modified date
     QDate date = info->lastModified().date();
     QTime time = info->lastModified().time();
     s += date.monthName( date.month() ) + " "
      + QString::number( date.day() ).rightJustify( 2, ' ', TRUE ) + " "
      + QString::number( time.hour() ).rightJustify( 2, '0', TRUE ) + ":"
      + QString::number( time.minute() ).rightJustify( 2,'0', TRUE ) + " ";
 
     // file name
     s += info->fileName();
 
     return s;
 }
 
 QString ServerPI::permissionString( QFileInfo *info )
 {
     if ( !info ) return QString( "---------" );
     QString s;
 
     // user
     if ( info->permission( QFileInfo::ReadUser ) ) s += "r";
     else s += "-";
     if ( info->permission( QFileInfo::WriteUser ) ) s += "w";
     else s += "-";
     if ( info->permission( QFileInfo::ExeUser ) ) s += "x";
     else s += "-";
 
     // group
     if ( info->permission( QFileInfo::ReadGroup ) ) s += "r";
     else s += "-";
     if ( info->permission( QFileInfo::WriteGroup ) )s += "w";
     else s += "-";
     if ( info->permission( QFileInfo::ExeGroup ) ) s += "x";
     else s += "-";
 
     // exec
     if ( info->permission( QFileInfo::ReadOther ) ) s += "r";
     else s += "-";
     if ( info->permission( QFileInfo::WriteOther ) ) s += "w";
     else s += "-";
     if ( info->permission( QFileInfo::ExeOther ) ) s += "x";
     else s += "-";
 
     return s;
 }
 
 void ServerPI::newConnection( int socket )
 {
     //odebug << "New incomming connection" << oendl;
 
     if ( !passiv ) return;
 
     if ( wait[SendFile] ) {
     QStringList targets;
     if ( backupRestoreGzip( waitfile, targets ) )
         dtp->sendGzipFile( waitfile, targets );
     else
         dtp->sendFile( waitfile );
     dtp->setSocket( socket );
     }
     else if ( wait[RetrieveFile] ) {
       odebug << "check retrieve file" << oendl;
       if ( backupRestoreGzip( waitfile ) )
     dtp->retrieveGzipFile( waitfile );
       else
     dtp->retrieveFile( waitfile, storFileSize );
       dtp->setSocket( socket );
     }
     else if ( wait[SendByteArray] ) {
     dtp->sendByteArray( waitarray );
     dtp->setSocket( socket );
     }
     else if ( wait[RetrieveByteArray] ) {
     odebug << "retrieve byte array" << oendl;
     dtp->retrieveByteArray();
     dtp->setSocket( socket );
     }
     else
     waitsocket = socket;
 
     for( int i = 0; i < 4; i++ )
     wait[i] = FALSE;
 }
 
 QString ServerPI::absFilePath( const QString& file )
 {
     if ( file.isEmpty() ) return file;
 
     QString filepath( file );
     if ( file[0] != "/" )
     filepath = directory.path() + "/" + file;
 
     return filepath;
 }
 
 
 void ServerPI::timerEvent( QTimerEvent * )
 {
     connectionClosed();
 }
 
 
 ServerDTP::ServerDTP( QObject *parent, const char* name)
   : QSocket( parent, name ), mode( Idle ), createTargzProc( 0 ),
     retrieveTargzProc( 0 )
 {
 
   connect( this, SIGNAL( connected() ), SLOT( connected() ) );
   connect( this, SIGNAL( connectionClosed() ), SLOT( connectionClosed() ) );
   connect( this, SIGNAL( bytesWritten(int) ), SLOT( bytesWritten(int) ) );
   connect( this, SIGNAL( readyRead() ), SLOT( readyRead() ) );
 
   createTargzProc = new QProcess( QString("tar"), this, "createTargzProc"); // No tr
   createTargzProc->setCommunication( QProcess::Stdout );
   createTargzProc->setWorkingDirectory( QDir::rootDirPath() );
   connect( createTargzProc, SIGNAL( processExited() ), SLOT( targzDone() ) );
 
   retrieveTargzProc = new QProcess( this, "retrieveTargzProc" );
   retrieveTargzProc->setCommunication( QProcess::Stdin );
   retrieveTargzProc->setWorkingDirectory( QDir::rootDirPath() );
   connect( retrieveTargzProc, SIGNAL( processExited() ),
        SIGNAL( completed() ) );
   connect( retrieveTargzProc, SIGNAL( processExited() ),
        SLOT( extractTarDone() ) );
 }
 
 ServerDTP::~ServerDTP()
 {
     buf.close();
     if ( RetrieveFile == mode && file.isOpen() ) {
     // We're being shutdown before the client closed.
     file.close();
     if ( recvFileSize >= 0 && (int)file.size() != recvFileSize ) {
         odebug << "STOR incomplete" << oendl;
         file.remove();
     }
     } else {
     file.close();
     }
     createTargzProc->kill();
 }
 
 void ServerDTP::extractTarDone()
 {
     odebug << "extract done" << oendl;
 #ifndef QT_NO_COP
     QCopEnvelope e( "QPE/System", "restoreDone(QString)" );
     e << file.name();
 #endif
 }
 
 void ServerDTP::connected()
 {
   // send file mode
   switch ( mode ) {
   case SendFile :
     if ( !file.exists() || !file.open( IO_ReadOnly) ) {
       emit failed();
       mode = Idle;
       return;
     }
 
     //odebug << "Debug: Sending file '" << file.name() << "'" << oendl;
 
     bytes_written = 0;
     if ( file.size() == 0 ) {
       //make sure it doesn't hang on empty files
       file.close();
       emit completed();
       mode = Idle;
     } else {
       // Don't write more if there is plenty buffered already.
       if ( bytesToWrite() <= block_size && !file.atEnd() ) {
     QCString s;
     s.resize( block_size );
     int bytes = file.readBlock( s.data(), block_size );
     writeBlock( s.data(), bytes );
       }
     }
     break;
   case SendGzipFile:
     if ( createTargzProc->isRunning() ) {
       // SHOULDN'T GET HERE, BUT DOING A SAFETY CHECK ANYWAY
       owarn << "Previous tar --gzip process is still running; killing it..." << oendl;
       createTargzProc->kill();
     }
 
     bytes_written = 0;
     odebug << "==>start send tar process" << oendl;
     if ( !createTargzProc->start() )
       owarn << "Error starting " << createTargzProc->arguments().join(" ").latin1() << oendl;
     break;
   case SendBuffer:
     if ( !buf.open( IO_ReadOnly) ) {
       emit failed();
       mode = Idle;
       return;
     }
 
     // odebug << "Debug: Sending byte array" << oendl;
     bytes_written = 0;
     while( !buf.atEnd() )
       putch( buf.getch() );
     buf.close();
     break;
   case RetrieveFile:
     // retrieve file mode
     if ( file.exists() && !file.remove() ) {
       emit failed();
       mode = Idle;
       return;
     }
 
     if ( !file.open( IO_WriteOnly) ) {
       emit failed();
       mode = Idle;
       return;
     }
     // odebug << "Debug: Retrieving file " << file.name() << "" << oendl;
     break;
   case RetrieveGzipFile:
     odebug << "=-> starting tar process to receive .tgz file" << oendl;
     break;
   case RetrieveBuffer:
     // retrieve buffer mode
     if ( !buf.open( IO_WriteOnly) ) {
       emit failed();
       mode = Idle;
       return;
     }
     // odebug << "Debug: Retrieving byte array" << oendl;
     break;
   case Idle:
     odebug << "connection established but mode set to Idle; BUG!" << oendl;
     break;
   }
 }
 
 void ServerDTP::connectionClosed()
 {
     //odebug << "Debug: Data connection closed " << bytes_written << " bytes written" << oendl;
 
     // send file mode
     if ( SendFile == mode ) {
     if ( bytes_written == file.size() )
         emit completed();
     else
         emit failed();
     }
 
     // send buffer mode
     else if ( SendBuffer == mode ) {
     if ( bytes_written == buf.size() )
         emit completed();
     else
         emit failed();
     }
 
     // retrieve file mode
     else if ( RetrieveFile == mode ) {
     file.close();
     if ( recvFileSize >= 0 && (int)file.size() != recvFileSize ) {
         odebug << "STOR incomplete" << oendl;
         file.remove();
         emit failed();
     } else {
         emit completed();
     }
     }
 
     else if ( RetrieveGzipFile == mode ) {
     odebug << "Done writing ungzip file; closing input" << oendl;
     retrieveTargzProc->flushStdin();
     retrieveTargzProc->closeStdin();
     }
 
     // retrieve buffer mode
     else if ( RetrieveBuffer == mode ) {
     buf.close();
     emit completed();
     }
 
     mode = Idle;
 }
 
 void ServerDTP::bytesWritten( int bytes )
 {
     bytes_written += bytes;
 
     // send file mode
     if ( SendFile == mode ) {
 
     if ( bytes_written == file.size() ) {
         // odebug << "Debug: Sending complete: " << file.size() << " bytes" << oendl;
         file.close();
         emit completed();
         mode = Idle;
     }
     else if( !file.atEnd() ) {
         QCString s;
         s.resize( block_size );
         int bytes = file.readBlock( s.data(), block_size );
         writeBlock( s.data(), bytes );
     }
     }
 
     // send buffer mode
     if ( SendBuffer == mode ) {
 
     if ( bytes_written == buf.size() ) {
         // odebug << "Debug: Sending complete: " << buf.size() << " bytes" << oendl;
         emit completed();
         mode = Idle;
     }
     }
 }
 
 void ServerDTP::readyRead()
 {
     // retrieve file mode
     if ( RetrieveFile == mode ) {
     QCString s;
     s.resize( bytesAvailable() );
     readBlock( s.data(), bytesAvailable() );
     file.writeBlock( s.data(), s.size() );
     }
     else if ( RetrieveGzipFile == mode ) {
     if ( !retrieveTargzProc->isRunning() )
         retrieveTargzProc->start();
 
         QByteArray s;
     s.resize( bytesAvailable() );
     readBlock( s.data(), bytesAvailable() );
     retrieveTargzProc->writeToStdin( s );
     odebug << "wrote " << s.size() << " bytes to ungzip " << oendl;
     }
     // retrieve buffer mode
     else if ( RetrieveBuffer == mode ) {
     QCString s;
     s.resize( bytesAvailable() );
     readBlock( s.data(), bytesAvailable() );
     buf.writeBlock( s.data(), s.size() );
     }
 }
 
 void ServerDTP::writeTargzBlock()
 {
     QByteArray block = createTargzProc->readStdout();
     writeBlock( block.data(), block.size() );
     odebug << "writeTargzBlock " << block.size() << "" << oendl;
 }
 
 void ServerDTP::targzDone()
 {
     odebug << "tar and gzip done" << oendl;
     emit completed();
     mode = Idle;
     disconnect( createTargzProc, SIGNAL( readyReadStdout() ),
             this, SLOT( writeTargzBlock() ) );
 }
 
 void ServerDTP::sendFile( const QString fn, const QHostAddress& host, Q_UINT16 port )
 {
     file.setName( fn );
     mode = SendFile;
     connectToHost( host.toString(), port );
 }
 
 void ServerDTP::sendFile( const QString fn )
 {
     file.setName( fn );
     mode = SendFile;
 }
 
 void ServerDTP::sendGzipFile( const QString &fn,
                   const QStringList &archiveTargets,
                   const QHostAddress& host, Q_UINT16 port )
 {
     sendGzipFile( fn, archiveTargets );
     connectToHost( host.toString(), port );
 }
 
 void ServerDTP::sendGzipFile( const QString &fn,
                   const QStringList &archiveTargets  )
 {
     mode = SendGzipFile;
     file.setName( fn );
 
     QStringList args = "targzip";
     //args += "-cv";
     args += archiveTargets;
     odebug << "sendGzipFile " << args.join(" ") << "" << oendl;
     createTargzProc->setArguments( args );
     connect( createTargzProc,
          SIGNAL( readyReadStdout() ), SLOT( writeTargzBlock() ) );
 }
 
 void ServerDTP::retrieveFile( const QString fn, const QHostAddress& host, Q_UINT16 port, int fileSize )
 {
     recvFileSize = fileSize;
     file.setName( fn );
     mode = RetrieveFile;
     connectToHost( host.toString(), port );
 }
 
 void ServerDTP::retrieveFile( const QString fn, int fileSize )
 {
     recvFileSize = fileSize;
     file.setName( fn );
     mode = RetrieveFile;
 }
 
 void ServerDTP::retrieveGzipFile( const QString &fn )
 {
     odebug << "retrieveGzipFile " << fn << "" << oendl;
     file.setName( fn );
     mode = RetrieveGzipFile;
 
     retrieveTargzProc->setArguments( "targunzip" );
     connect( retrieveTargzProc, SIGNAL( processExited() ),
          SLOT( extractTarDone() ) );
 }
 
 void ServerDTP::retrieveGzipFile( const QString &fn, const QHostAddress& host, Q_UINT16 port )
 {
     retrieveGzipFile( fn );
     connectToHost( host.toString(), port );
 }
 
 void ServerDTP::sendByteArray( const QByteArray& array, const QHostAddress& host, Q_UINT16 port )
 {
     buf.setBuffer( array );
     mode = SendBuffer;
     connectToHost( host.toString(), port );
 }
 
 void ServerDTP::sendByteArray( const QByteArray& array )
 {
     buf.setBuffer( array );
     mode = SendBuffer;
 }
 
 void ServerDTP::retrieveByteArray( const QHostAddress& host, Q_UINT16 port )
 {
     buf.setBuffer( QByteArray() );
     mode = RetrieveBuffer;
     connectToHost( host.toString(), port );
 }
 
 void ServerDTP::retrieveByteArray()
 {
     buf.setBuffer( QByteArray() );
     mode = RetrieveBuffer;
 }
 
 void ServerDTP::setSocket( int socket )
 {
     QSocket::setSocket( socket );
     connected();
 }