replaced the private QProcess copy for the FTP server with the already

available libopie/OProcess

1 files changed, 1090 insertions, 1055 deletions

diff --git a/core/launcher/transferserver.cpp b/core/launcher/transferserver.cpp
index cbda247..0337a94 100644
--- a/core/launcher/transferserver.cpp
+++ b/core/launcher/transferserver.cpp
@@ -30,7 +30,8 @@
 
 #ifndef  _OS_LINUX_
 
-extern "C" {
+extern "C"
+{
 #include <uuid/uuid.h>
 #define UUID_H_INCLUDED
 }
@@ -48,7 +49,7 @@ extern "C" {
 #include <qmessagebox.h>
 #include <qstringlist.h>
 #include <qfileinfo.h>
-#include <qregexp.h>
+#include <qregexp.h> 
 //#include <qpe/qcopchannel_qws.h>
 #include <qpe/process.h>
 #include <qpe/global.h>
@@ -59,1331 +60,1365 @@ extern "C" {
 #include <qpe/qcopenvelope_qws.h>
 
 #include "transferserver.h"
-#include "qprocess.h"
+#include <opie/oprocess.h>
 
 const int block_size = 51200;
 
 TransferServer::TransferServer( Q_UINT16 port, QObject *parent ,
-        const char* name )
-    : QServerSocket( port, 1, parent, name )
+                                const char* name )
+		: QServerSocket( port, 1, parent, name )
 {
-    if ( !ok() )
-  qWarning( "Failed to bind to port %d", port );
+	if ( !ok() )
+		qWarning( "Failed to bind to port %d", port );
 }
 
 TransferServer::~TransferServer()
 {
-
 }
 
 void TransferServer::newConnection( int socket )
 {
-    (void) new ServerPI( socket, this );
+	(void) new ServerPI( socket, this );
 }
 
 /*
  * small class in anonymous namespace
  * to generate a QUUid for us
  */
-namespace {
-    struct UidGen {
-        QString uuid();
-    };
+namespace
+{
+struct UidGen
+{
+	QString uuid();
+};
 #if !defined(_OS_LINUX_)
-    QString UidGen::uuid() {
-        uuid_t uuid;
-        uuid_generate( uuid );
-        return QUUid( uuid ).toString();
-    }
+
+QString UidGen::uuid()
+{
+	uuid_t uuid;
+	uuid_generate( uuid );
+	return QUUid( uuid ).toString();
+}
 #else
-    /*
-     * linux got a /proc/sys/kernel/random/uuid file
-     * it'll generate the uuids for us
-     */
-    QString UidGen::uuid() {
-        QFile file( "/proc/sys/kernel/random/uuid" );
-        if (!file.open(IO_ReadOnly ) )
-            return QString::null;
-
-        QTextStream stream(&file);
-
-        return "{" + stream.read().stripWhiteSpace() + "}";
-    }
+/*
+* linux got a /proc/sys/kernel/random/uuid file
+* it'll generate the uuids for us
+*/
+QString UidGen::uuid()
+{
+	QFile file( "/proc/sys/kernel/random/uuid" );
+	if (!file.open(IO_ReadOnly ) )
+		return QString::null;
+
+	QTextStream stream(&file);
+
+	return "{" + stream.read().stripWhiteSpace() + "}";
+}
 #endif
 }
 
 QString SyncAuthentication::serverId()
 {
-    Config cfg("Security");
-    cfg.setGroup("Sync");
-    QString r=cfg.readEntry("serverid");
-    if ( r.isEmpty() ) {
-        UidGen gen;
-        r = gen.uuid();
-        cfg.writeEntry("serverid", r );
-    }
-    return r;
+	Config cfg("Security");
+	cfg.setGroup("Sync");
+	QString r = cfg.readEntry("serverid");
+	if ( r.isEmpty() ) {
+		UidGen gen;
+		r = gen.uuid();
+		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 vfilename = Global::applicationFileName("addressbook",
+	                    "businesscard.vcf");
+	if (QFile::exists(vfilename)) {
+		Contact c;
+		c = Contact::readVCard( vfilename )[0];
+		return c.fullName();
+	}
+
+	return "";
 }
 
 QString SyncAuthentication::loginName()
 {
-    struct passwd *pw;
-    pw = getpwuid( geteuid() );
-    return QString::fromLocal8Bit( pw->pw_name );
+	struct passwd *pw;
+	pw = getpwuid( geteuid() );
+	return QString::fromLocal8Bit( pw->pw_name );
 }
 
 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;
+	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;
+	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...
+	// First, check system password...
 
-    struct passwd *pw = 0;
-    struct spwd *spw = 0;
+	struct passwd *pw = 0;
+	struct spwd *spw = 0;
 
-    pw = getpwuid( geteuid() );
-    spw = getspnam( pw->pw_name );
+	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 );
+	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;
+	// 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);
-
-    // Detect old Qtopia Desktop (no password)
-    if ( password.isEmpty() ) {
-  if ( denials < 1 || now > lastdenial+600 ) {
-      QMessageBox::warning( 0,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."),
-    tr("Deny") );
-      denials++;
-      lastdenial=now;
-  }
-  return FALSE;
-    }
-
-    // Second, check sync password...
-    QString pass = password.left(6);
-    /* old QtopiaDesktops are sending
-     * rootme newer versions got a Qtopia
-     * prefixed. Qtopia prefix will suceed
-     * until the sync software syncs up
-     * FIXME
-     */
-    if ( pass == "rootme" || pass == "Qtopia") {
-
-  QString cpassword = QString::fromLocal8Bit( crypt( password.mid(8).local8Bit(), "qp" ) );
-  Config cfg("Security");
-  cfg.setGroup("Sync");
-  QString pwds = cfg.readEntry("Passwords");
-  if ( QStringList::split(QChar(' '),pwds).contains(cpassword) )
-      return TRUE;
-
-  // Unrecognized system. Be careful...
-
-  if ( (denials > 2 && now < lastdenial+600)
-      || QMessageBox::warning(0,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."),
-    tr("Allow"),tr("Deny"), 0, 1, 1 ) ==1 )
-  {
-      denials++;
-      lastdenial=now;
-      return FALSE;
-  } else {
-      denials=0;
-      cfg.writeEntry("Passwords",pwds+" "+cpassword);
-      return TRUE;
-  }
-    }
-
-    return FALSE;
+	static int lastdenial = 0;
+	static int denials = 0;
+	int now = time(0);
+
+	// Detect old Qtopia Desktop (no password)
+	if ( password.isEmpty() ) {
+		if ( denials < 1 || now > lastdenial + 600 ) {
+			QMessageBox::warning( 0, 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."),
+			                      tr("Deny") );
+			denials++;
+			lastdenial = now;
+		}
+		return FALSE;
+	}
+
+	// Second, check sync password...
+	QString pass = password.left(6);
+	/* old QtopiaDesktops are sending
+	 * rootme newer versions got a Qtopia
+	 * prefixed. Qtopia prefix will suceed
+	 * until the sync software syncs up
+	 * FIXME
+	 */
+	if ( pass == "rootme" || pass == "Qtopia") {
+
+		QString cpassword = QString::fromLocal8Bit( crypt( password.mid(8).local8Bit(), "qp" ) );
+		Config cfg("Security");
+		cfg.setGroup("Sync");
+		QString pwds = cfg.readEntry("Passwords");
+		if ( QStringList::split(QChar(' '), pwds).contains(cpassword) )
+			return TRUE;
+
+		// Unrecognized system. Be careful...
+
+		if ( (denials > 2 && now < lastdenial + 600)
+		        || QMessageBox::warning(0, 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."),
+		                                tr("Allow"), tr("Deny"), 0, 1, 1 ) == 1 ) {
+			denials++;
+			lastdenial = now;
+			return FALSE;
+		}
+		else {
+			denials = 0;
+			cfg.writeEntry("Passwords", pwds + " " + cpassword);
+			return TRUE;
+		}
+	}
+
+	return FALSE;
 }
 
-ServerPI::ServerPI( int socket, QObject *parent , const char* name  )
-    : QSocket( parent, name ) , dtp( 0 ), serversocket( 0 ), waitsocket( 0 )
+ServerPI::ServerPI( int socket, QObject *parent , const char* name )
+		: QSocket( parent, name ) , dtp( 0 ), serversocket( 0 ), waitsocket( 0 )
 {
-    state = Connected;
+	state = Connected;
 
-    setSocket( socket );
+	setSocket( socket );
 
-    peerport = peerPort();
-    peeraddress = peerAddress();
+	peerport = peerPort();
+	peeraddress = peerAddress();
 
 #ifndef INSECURE
-    if ( !SyncAuthentication::isAuthorized(peeraddress) ) {
-  state = Forbidden;
-  startTimer( 0 );
-    } else
+
+	if ( !SyncAuthentication::isAuthorized(peeraddress) ) {
+		state = Forbidden;
+		startTimer( 0 );
+	}
+	else
 #endif
-    {
-  connect( this, SIGNAL( readyRead() ), SLOT( read() ) );
-  connect( this, SIGNAL( connectionClosed() ), SLOT( connectionClosed() ) );
+	{
+		connect( this, SIGNAL( readyRead() ), SLOT( read() ) );
+		connect( this, SIGNAL( connectionClosed() ), SLOT( connectionClosed() ) );
 
-  passiv = FALSE;
-  for( int i = 0; i < 4; i++ )
-      wait[i] = FALSE;
+		passiv = FALSE;
+		for ( int i = 0; i < 4; i++ )
+			wait[i] = FALSE;
 
-  send( "220 Qtopia " QPE_VERSION " FTP Server" );
-  state = Wait_USER;
+		send( "220 Qtopia " QPE_VERSION " FTP Server" );
+		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 ) ) );
+		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();
+		directory = QDir::currentDirPath();
 
-  static int p = 1024;
+		static int p = 1024;
 
-  while ( !serversocket || !serversocket->ok() ) {
-      delete serversocket;
-      serversocket = new ServerSocket( ++p, this );
-  }
-  connect( serversocket, SIGNAL( newIncomming( int ) ),
-     SLOT( newConnection( int ) ) );
-    }
+		while ( !serversocket || !serversocket->ok() ) {
+			delete serversocket;
+			serversocket = new ServerSocket( ++p, this );
+		}
+		connect( serversocket, SIGNAL( newIncomming( int ) ),
+		         SLOT( newConnection( int ) ) );
+	}
 }
 
 ServerPI::~ServerPI()
 {
-
 }
 
 void ServerPI::connectionClosed()
 {
-    // qDebug( "Debug: Connection closed" );
-    delete this;
+	// qDebug( "Debug: Connection closed" );
+	delete this;
 }
 
 void ServerPI::send( const QString& msg )
 {
-    QTextStream os( this );
-    os << msg << endl;
-    //qDebug( "Reply: %s", msg.latin1() );
+	QTextStream os( this );
+	os << msg << endl;
+	//qDebug( "Reply: %s", msg.latin1() );
 }
 
 void ServerPI::read()
 {
-    while ( canReadLine() )
-  process( readLine().stripWhiteSpace() );
+	while ( canReadLine() )
+		process( readLine().stripWhiteSpace() );
 }
 
 bool ServerPI::checkReadFile( const QString& file )
 {
-    QString filename;
+	QString filename;
 
-    if ( file[0] != "/" )
-  filename = directory.path() + "/" + file;
-    else
-  filename = file;
+	if ( file[0] != "/" )
+		filename = directory.path() + "/" + file;
+	else
+		filename = file;
 
-    QFileInfo fi( filename );
-    return ( fi.exists() && fi.isReadable() );
+	QFileInfo fi( filename );
+	return ( fi.exists() && fi.isReadable() );
 }
 
 bool ServerPI::checkWriteFile( const QString& file )
 {
-    QString filename;
+	QString filename;
 
-    if ( file[0] != "/" )
-  filename = directory.path() + "/" + file;
-    else
-  filename = file;
+	if ( file[0] != "/" )
+		filename = directory.path() + "/" + file;
+	else
+		filename = file;
 
-    QFileInfo fi( filename );
+	QFileInfo fi( filename );
 
-    if ( fi.exists() )
-  if ( !QFile( filename ).remove() )
-      return FALSE;
-    return TRUE;
+	if ( fi.exists() )
+		if ( !QFile( filename ).remove() )
+			return FALSE;
+	return TRUE;
 }
 
 void ServerPI::process( const QString& message )
 {
-    //qDebug( "Command: %s", message.latin1() );
-
-    // 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( " " );
-    }
-
-    //qDebug( "args: %s", args.latin1() );
-
-    // we always respond to QUIT, regardless of state
-    if ( cmd == "QUIT" ) {
-  send( "211 Good bye!" );
-  delete this;
-  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" );
-      return;
-  }
-  send( "331 User name ok, need password" );
-  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" );
-      return;
-  }
-  send( "230 User logged in, proceed" );
-  state = Ready;
-  return;
-    }
-
-    // ACCESS CONTROL COMMANDS
-
-
-    // account (ACCT)
-    if ( cmd == "ACCT" ) {
-  // even wu-ftp does not support it
-  send( "502 Command not implemented" );
-    }
-
-    // change working directory (CWD)
-    else if ( cmd == "CWD" ) {
-
-  if ( !args.isEmpty() ) {
-      if ( directory.cd( args, TRUE ) )
-    send( "250 Requested file action okay, completed" );
-      else
-    send( "550 Requested action not taken" );
-  }
-  else
-      send( "500 Syntax error, command unrecognized" );
-    }
-
-    // change to parent directory (CDUP)
-    else if ( cmd == "CDUP" ) {
-  if ( directory.cdUp() )
-      send( "250 Requested file action okay, completed" );
-  else
-      send( "550 Requested action not taken" );
-    }
-
-    // structure mount (SMNT)
-    else if ( cmd == "SMNT" ) {
-  // even wu-ftp does not support it
-  send( "502 Command not implemented" );
-    }
-
-    // reinitialize (REIN)
-    else if ( cmd == "REIN" ) {
-  // even wu-ftp does not support it
-  send( "502 Command not implemented" );
-    }
-
-
-    // TRANSFER PARAMETER COMMANDS
-
-
-    // data port (PORT)
-    else if ( cmd == "PORT" ) {
-  if ( parsePort( arg ) )
-      send( "200 Command okay" );
-  else
-      send( "500 Syntax error, command unrecognized" );
-    }
-
-    // passive (PASV)
-    else if ( cmd == "PASV" ) {
-  passiv = TRUE;
-  send( "227 Entering Passive Mode ("
-        + 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" );
-  else
-      send( "504 Command not implemented for that parameter" );
-    }
-
-    // file structure (STRU)
-    else if ( cmd == "STRU" ) {
-  if ( arg.upper() == "F" )
-      send( "200 Command okay" );
-  else
-      send( "504 Command not implemented for that parameter" );
-    }
-
-    // transfer mode (MODE)
-    else if ( cmd == "MODE" ) {
-  if ( arg.upper() == "S" )
-      send( "200 Command okay" );
-  else
-      send( "504 Command not implemented for that parameter" );
-    }
-
-
-    // FTP SERVICE COMMANDS
-
-
-    // retrieve (RETR)
-    else if ( cmd == "RETR" )
-  if ( !args.isEmpty() && checkReadFile( absFilePath( args ) )
-       || backupRestoreGzip( absFilePath( args ) ) ) {
-      send( "150 File status okay" );
-      sendFile( absFilePath( args ) );
-  }
-  else {
-      qDebug("550 Requested action not taken");
-      send( "550 Requested action not taken" );
-  }
-
-    // store (STOR)
-    else if ( cmd == "STOR" )
-  if ( !args.isEmpty() && checkWriteFile( absFilePath( args ) ) ) {
-      send( "150 File status okay" );
-      retrieveFile( absFilePath( args ) );
-  }
-  else
-      send( "550 Requested action not taken" );
-
-    // store unique (STOU)
-    else if ( cmd == "STOU" ) {
-  send( "502 Command not implemented" );
-    }
-
-    // append (APPE)
-    else if ( cmd == "APPE" ) {
-  send( "502 Command not implemented" );
-    }
-
-    // allocate (ALLO)
-    else if ( cmd == "ALLO" ) {
-  send( "200 Command okay" );
-    }
-
-    // restart (REST)
-    else if ( cmd == "REST" ) {
-  send( "502 Command not implemented" );
-    }
-
-    // rename from (RNFR)
-    else if ( cmd == "RNFR" ) {
-  renameFrom = QString::null;
-  if ( args.isEmpty() )
-      send( "500 Syntax error, command unrecognized" );
-  else {
-      QFile file( absFilePath( args ) );
-      if ( file.exists() ) {
-    send( "350 File exists, ready for destination name" );
-    renameFrom = absFilePath( args );
-      }
-      else
-    send( "550 Requested action not taken" );
-  }
-    }
-
-    // rename to (RNTO)
-    else if ( cmd == "RNTO" ) {
-  if ( lastCommand != "RNFR" )
-      send( "503 Bad sequence of commands" );
-  else if ( args.isEmpty() )
-      send( "500 Syntax error, command unrecognized" );
-  else {
-      QDir dir( absFilePath( args ) );
-      if ( dir.rename( renameFrom, absFilePath( args ), TRUE ) )
-    send( "250 Requested file action okay, completed." );
-      else
-    send( "550 Requested action not taken" );
-  }
-    }
-
-    // abort (ABOR)
-    else if ( cmd.contains( "ABOR" ) ) {
-  dtp->close();
-  if ( dtp->dtpMode() != ServerDTP::Idle )
-      send( "426 Connection closed; transfer aborted" );
-  else
-      send( "226 Closing data connection" );
-    }
-
-    // delete (DELE)
-    else if ( cmd == "DELE" ) {
-  if ( args.isEmpty() )
-      send( "500 Syntax error, command unrecognized" );
-  else {
-      QFile file( absFilePath( args ) ) ;
-      if ( file.remove() ) {
-    send( "250 Requested file action okay, completed" );
-    QCopEnvelope e("QPE/System", "linkChanged(QString)" );
-    e << file.name();
-      } else {
-    send( "550 Requested action not taken" );
-      }
-  }
-    }
-
-    // remove directory (RMD)
-    else if ( cmd == "RMD" ) {
-  if ( args.isEmpty() )
-      send( "500 Syntax error, command unrecognized" );
-  else {
-      QDir dir;
-      if ( dir.rmdir( absFilePath( args ), TRUE ) )
-    send( "250 Requested file action okay, completed" );
-      else
-    send( "550 Requested action not taken" );
-  }
-    }
-
-    // make directory (MKD)
-    else if ( cmd == "MKD" ) {
-  if ( args.isEmpty() ) {
-      qDebug(" Error: no arg");
-      send( "500 Syntax error, command unrecognized" );
-  }
-  else {
-      QDir dir;
-      if ( dir.mkdir( absFilePath( args ), TRUE ) )
-    send( "250 Requested file action okay, completed." );
-      else
-    send( "550 Requested action not taken" );
-  }
-    }
-
-    // print working directory (PWD)
-    else if ( cmd == "PWD" ) {
-  send( "257 \"" + directory.path() +"\"" );
-    }
-
-    // list (LIST)
-    else if ( cmd == "LIST" ) {
-  if ( sendList( absFilePath( args ) ) )
-      send( "150 File status okay" );
-  else
-      send( "500 Syntax error, command unrecognized" );
-    }
-
-    // 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" );
-  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) ) {
-        qDebug("du process failed; just sending back 1K");
-        send( "213 1024");
-    }
-    else {
-        QString size = out.left( out.find("\t") );
-        int guess = size.toInt()/5;
-        if ( filePath.contains("doc") )
-      guess *= 1000;
-        qDebug("sending back gzip guess of %d", guess);
-        send( "213 " + QString::number(guess) );
-    }
-      }
-  }
-    }
-    // name list (NLST)
-    else if ( cmd == "NLST" ) {
-  send( "502 Command not implemented" );
-    }
-
-    // site parameters (SITE)
-    else if ( cmd == "SITE" ) {
-  send( "502 Command not implemented" );
-    }
-
-    // system (SYST)
-    else if ( cmd == "SYST" ) {
-  send( "215 UNIX Type: L8" );
-    }
-
-    // status (STAT)
-    else if ( cmd == "STAT" ) {
-  send( "502 Command not implemented" );
-    }
-
-    // help (HELP )
-    else if ( cmd == "HELP" ) {
-  send( "502 Command not implemented" );
-    }
-
-    // noop (NOOP)
-    else if ( cmd == "NOOP" ) {
-  send( "200 Command okay" );
-    }
-
-    // not implemented
-    else
-  send( "502 Command not implemented" );
-
-    lastCommand = cmd;
+	//qDebug( "Command: %s", message.latin1() );
+
+	// 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( " " );
+	}
+
+	//qDebug( "args: %s", args.latin1() );
+
+	// we always respond to QUIT, regardless of state
+	if ( cmd == "QUIT" ) {
+		send( "211 Good bye!" );
+		delete this;
+		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" );
+			return ;
+		}
+		send( "331 User name ok, need password" );
+		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" );
+			return ;
+		}
+		send( "230 User logged in, proceed" );
+		state = Ready;
+		return ;
+	}
+
+	// ACCESS CONTROL COMMANDS
+
+
+	// account (ACCT)
+	if ( cmd == "ACCT" ) {
+		// even wu-ftp does not support it
+		send( "502 Command not implemented" );
+	}
+
+	// change working directory (CWD)
+	else if ( cmd == "CWD" ) {
+
+		if ( !args.isEmpty() ) {
+			if ( directory.cd( args, TRUE ) )
+				send( "250 Requested file action okay, completed" );
+			else
+				send( "550 Requested action not taken" );
+		}
+		else
+			send( "500 Syntax error, command unrecognized" );
+	}
+
+	// change to parent directory (CDUP)
+	else if ( cmd == "CDUP" ) {
+		if ( directory.cdUp() )
+			send( "250 Requested file action okay, completed" );
+		else
+			send( "550 Requested action not taken" );
+	}
+
+	// structure mount (SMNT)
+	else if ( cmd == "SMNT" ) {
+		// even wu-ftp does not support it
+		send( "502 Command not implemented" );
+	}
+
+	// reinitialize (REIN)
+	else if ( cmd == "REIN" ) {
+		// even wu-ftp does not support it
+		send( "502 Command not implemented" );
+	}
+
+
+	// TRANSFER PARAMETER COMMANDS
+
+
+	// data port (PORT)
+	else if ( cmd == "PORT" ) {
+		if ( parsePort( arg ) )
+			send( "200 Command okay" );
+		else
+			send( "500 Syntax error, command unrecognized" );
+	}
+
+	// passive (PASV)
+	else if ( cmd == "PASV" ) {
+		passiv = TRUE;
+		send( "227 Entering Passive Mode ("
+		      + 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" );
+		else
+			send( "504 Command not implemented for that parameter" );
+	}
+
+	// file structure (STRU)
+	else if ( cmd == "STRU" ) {
+		if ( arg.upper() == "F" )
+			send( "200 Command okay" );
+		else
+			send( "504 Command not implemented for that parameter" );
+	}
+
+	// transfer mode (MODE)
+	else if ( cmd == "MODE" ) {
+		if ( arg.upper() == "S" )
+			send( "200 Command okay" );
+		else
+			send( "504 Command not implemented for that parameter" );
+	}
+
+
+	// FTP SERVICE COMMANDS
+
+
+	// retrieve (RETR)
+	else if ( cmd == "RETR" )
+		if ( !args.isEmpty() && checkReadFile( absFilePath( args ) )
+		        || backupRestoreGzip( absFilePath( args ) ) ) {
+			send( "150 File status okay" );
+			sendFile( absFilePath( args ) );
+		}
+		else {
+			qDebug("550 Requested action not taken");
+			send( "550 Requested action not taken" );
+		}
+
+	// store (STOR)
+	else if ( cmd == "STOR" )
+		if ( !args.isEmpty() && checkWriteFile( absFilePath( args ) ) ) {
+			send( "150 File status okay" );
+			retrieveFile( absFilePath( args ) );
+		}
+		else
+			send( "550 Requested action not taken" );
+
+	// store unique (STOU)
+	else if ( cmd == "STOU" ) {
+		send( "502 Command not implemented" );
+	}
+
+	// append (APPE)
+	else if ( cmd == "APPE" ) {
+		send( "502 Command not implemented" );
+	}
+
+	// allocate (ALLO)
+	else if ( cmd == "ALLO" ) {
+		send( "200 Command okay" );
+	}
+
+	// restart (REST)
+	else if ( cmd == "REST" ) {
+		send( "502 Command not implemented" );
+	}
+
+	// rename from (RNFR)
+	else if ( cmd == "RNFR" ) {
+		renameFrom = QString::null;
+		if ( args.isEmpty() )
+			send( "500 Syntax error, command unrecognized" );
+		else {
+			QFile file( absFilePath( args ) );
+			if ( file.exists() ) {
+				send( "350 File exists, ready for destination name" );
+				renameFrom = absFilePath( args );
+			}
+			else
+				send( "550 Requested action not taken" );
+		}
+	}
+
+	// rename to (RNTO)
+	else if ( cmd == "RNTO" ) {
+		if ( lastCommand != "RNFR" )
+			send( "503 Bad sequence of commands" );
+		else if ( args.isEmpty() )
+			send( "500 Syntax error, command unrecognized" );
+		else {
+			QDir dir( absFilePath( args ) );
+			if ( dir.rename( renameFrom, absFilePath( args ), TRUE ) )
+				send( "250 Requested file action okay, completed." );
+			else
+				send( "550 Requested action not taken" );
+		}
+	}
+
+	// abort (ABOR)
+	else if ( cmd.contains( "ABOR" ) ) {
+		dtp->close();
+		if ( dtp->dtpMode() != ServerDTP::Idle )
+			send( "426 Connection closed; transfer aborted" );
+		else
+			send( "226 Closing data connection" );
+	}
+
+	// delete (DELE)
+	else if ( cmd == "DELE" ) {
+		if ( args.isEmpty() )
+			send( "500 Syntax error, command unrecognized" );
+		else {
+			QFile file( absFilePath( args ) ) ;
+			if ( file.remove() ) {
+				send( "250 Requested file action okay, completed" );
+				QCopEnvelope e("QPE/System", "linkChanged(QString)" );
+				e << file.name();
+			}
+			else {
+				send( "550 Requested action not taken" );
+			}
+		}
+	}
+
+	// remove directory (RMD)
+	else if ( cmd == "RMD" ) {
+		if ( args.isEmpty() )
+			send( "500 Syntax error, command unrecognized" );
+		else {
+			QDir dir;
+			if ( dir.rmdir( absFilePath( args ), TRUE ) )
+				send( "250 Requested file action okay, completed" );
+			else
+				send( "550 Requested action not taken" );
+		}
+	}
+
+	// make directory (MKD)
+	else if ( cmd == "MKD" ) {
+		if ( args.isEmpty() ) {
+			qDebug(" Error: no arg");
+			send( "500 Syntax error, command unrecognized" );
+		}
+		else {
+			QDir dir;
+			if ( dir.mkdir( absFilePath( args ), TRUE ) )
+				send( "250 Requested file action okay, completed." );
+			else
+				send( "550 Requested action not taken" );
+		}
+	}
+
+	// print working directory (PWD)
+	else if ( cmd == "PWD" ) {
+		send( "257 \"" + directory.path() + "\"" );
+	}
+
+	// list (LIST)
+	else if ( cmd == "LIST" ) {
+		if ( sendList( absFilePath( args ) ) )
+			send( "150 File status okay" );
+		else
+			send( "500 Syntax error, command unrecognized" );
+	}
+
+	// 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" );
+		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) ) {
+					qDebug("du process failed; just sending back 1K");
+					send( "213 1024");
+				}
+				else {
+					QString size = out.left( out.find("\t") );
+					int guess = size.toInt() / 5;
+					if ( filePath.contains("doc") )
+						guess *= 1000;
+					qDebug("sending back gzip guess of %d", guess);
+					send( "213 " + QString::number(guess) );
+				}
+			}
+		}
+	}
+	// name list (NLST)
+	else if ( cmd == "NLST" ) {
+		send( "502 Command not implemented" );
+	}
+
+	// site parameters (SITE)
+	else if ( cmd == "SITE" ) {
+		send( "502 Command not implemented" );
+	}
+
+	// system (SYST)
+	else if ( cmd == "SYST" ) {
+		send( "215 UNIX Type: L8" );
+	}
+
+	// status (STAT)
+	else if ( cmd == "STAT" ) {
+		send( "502 Command not implemented" );
+	}
+
+	// help (HELP )
+	else if ( cmd == "HELP" ) {
+		send( "502 Command not implemented" );
+	}
+
+	// noop (NOOP)
+	else if ( cmd == "NOOP" ) {
+		send( "200 Command okay" );
+	}
+
+	// not implemented
+	else
+		send( "502 Command not implemented" );
+
+	lastCommand = cmd;
 }
 
 bool ServerPI::backupRestoreGzip( const QString &file )
 {
-    return (file.find( "backup" ) != -1 &&
-      file.findRev( ".tgz" ) == (int)file.length()-4 );
+	return (file.find( "backup" ) != -1 &&
+	        file.findRev( ".tgz" ) == (int)file.length() - 4 );
 }
 
 bool ServerPI::backupRestoreGzip( const QString &file, QStringList &targets )
 {
-  if ( file.find( "backup" ) != -1 &&
-       file.findRev( ".tgz" ) == (int)file.length()-4 ) {
-      QFileInfo info( file );
-      targets = info.dirPath( TRUE );
-      qDebug("ServerPI::backupRestoreGzip for %s = %s", file.latin1(),
-       targets.join(" ").latin1() );
-      return true;
-  }
-  return false;
+	if ( file.find( "backup" ) != -1 &&
+	        file.findRev( ".tgz" ) == (int)file.length() - 4 ) {
+		QFileInfo info( file );
+		targets = info.dirPath( TRUE );
+		qDebug("ServerPI::backupRestoreGzip for %s = %s", file.latin1(),
+		       targets.join(" ").latin1() );
+		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 );
-    }
+	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 );
-    }
+	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 );
+	}
 }
 
 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;
+	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" );
-    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();
+	send( "226 Closing data connection, file transfer successful" );
+	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();
 }
 
 void ServerPI::dtpFailed()
 {
-    dtp->close();
-    waitsocket = 0;
-    send( "451 Requested action aborted: local error in processing" );
+	dtp->close();
+	waitsocket = 0;
+	send( "451 Requested action aborted: local error in processing" );
 }
 
 void ServerPI::dtpError( int )
 {
-    dtp->close();
-    waitsocket = 0;
-    send( "451 Requested action aborted: local error in processing" );
+	dtp->close();
+	waitsocket = 0;
+	send( "451 Requested action aborted: local error in processing" );
 }
 
 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;
-
-  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;
+	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;
+
+		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;
+	if ( !info )
+		return QString::null;
+	QString s;
 
-    // type char
-    if ( info->isDir() )
-  s += "d";
-    else if ( info->isSymLink() )
-  s += "l";
-    else
-  s += "-";
+	// type char
+	if ( info->isDir() )
+		s += "d";
+	else if ( info->isSymLink() )
+		s += "l";
+	else
+		s += "-";
 
-    // permisson string
-    s += permissionString( info ) + " ";
+	// permisson string
+	s += permissionString( info ) + " ";
 
-    // number of hardlinks
-    int subdirs = 1;
+	// 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();
+	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 ) + " ";
+	s += QString::number( subdirs ).rightJustify( 3, ' ', TRUE ) + " ";
 
-    // owner
-    s += info->owner().leftJustify( 8, ' ', TRUE ) + " ";
+	// owner
+	s += info->owner().leftJustify( 8, ' ', TRUE ) + " ";
 
-    // group
-    s += info->group().leftJustify( 8, ' ', TRUE ) + " ";
+	// group
+	s += info->group().leftJustify( 8, ' ', TRUE ) + " ";
 
-    // file size in bytes
-    s += QString::number( info->size() ).rightJustify( 9, ' ', 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 ) + " ";
+	// 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();
+	// file name
+	s += info->fileName();
 
-    return s;
+	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;
+	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 )
 {
-    //qDebug( "New incomming connection" );
-
-    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] ) {
-      qDebug("check retrieve file");
-      if ( backupRestoreGzip( waitfile ) )
-  dtp->retrieveGzipFile( waitfile );
-      else
-  dtp->retrieveFile( waitfile );
-      dtp->setSocket( socket );
-    }
-    else if ( wait[SendByteArray] ) {
-  dtp->sendByteArray( waitarray );
-  dtp->setSocket( socket );
-    }
-    else if ( wait[RetrieveByteArray] ) {
-  qDebug("retrieve byte array");
-  dtp->retrieveByteArray();
-  dtp->setSocket( socket );
-    }
-    else
-  waitsocket = socket;
-
-    for( int i = 0; i < 4; i++ )
-  wait[i] = FALSE;
+	//qDebug( "New incomming connection" );
+
+	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] ) {
+		qDebug("check retrieve file");
+		if ( backupRestoreGzip( waitfile ) )
+			dtp->retrieveGzipFile( waitfile );
+		else
+			dtp->retrieveFile( waitfile );
+		dtp->setSocket( socket );
+	}
+	else if ( wait[SendByteArray] ) {
+		dtp->sendByteArray( waitarray );
+		dtp->setSocket( socket );
+	}
+	else if ( wait[RetrieveByteArray] ) {
+		qDebug("retrieve byte array");
+		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;
+	if ( file.isEmpty() )
+		return file;
 
-    QString filepath( file );
-    if ( file[0] != "/" )
-  filepath = directory.path() + "/" + file;
+	QString filepath( file );
+	if ( file[0] != "/" )
+		filepath = directory.path() + "/" + file;
 
-    return filepath;
+	return filepath;
 }
 
 
 void ServerPI::timerEvent( QTimerEvent * )
 {
-    connectionClosed();
+	connectionClosed();
 }
 
 
 ServerDTP::ServerDTP( QObject *parent, const char* name)
-  : QSocket( parent, name ), mode( Idle ), createTargzProc( 0 ),
-retrieveTargzProc( 0 ), gzipProc( 0 )
+		: QSocket( parent, name ), mode( Idle ), createTargzProc( 0 ),
+		retrieveTargzProc( 0 ), gzipProc( 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() ) );
-
-  gzipProc = new QProcess( this, "gzipProc" );
-  gzipProc->setCommunication( QProcess::Stdin | QProcess::Stdout );
-
-  createTargzProc = new QProcess( QString("tar"), this, "createTargzProc");
-  createTargzProc->setCommunication( QProcess::Stdout );
-  createTargzProc->setWorkingDirectory( QDir::rootDirPath() );
-  connect( createTargzProc, SIGNAL( processExited() ), SLOT( targzDone() ) );
-
-  QStringList args = "tar";
-  args += "-xv";
-  retrieveTargzProc = new QProcess( args, this, "retrieveTargzProc" );
-  retrieveTargzProc->setCommunication( QProcess::Stdin );
-  retrieveTargzProc->setWorkingDirectory( QDir::rootDirPath() );
-  connect( retrieveTargzProc, SIGNAL( processExited() ),
-     SIGNAL( completed() ) );
-  connect( retrieveTargzProc, SIGNAL( processExited() ),
-     SLOT( extractTarDone() ) );
+	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() ) );
+
+	gzipProc = new OProcess( this, "gzipProc" );
+
+	createTargzProc = new OProcess( QString("tar"), this, "createTargzProc");
+	createTargzProc->setWorkingDirectory( QDir::rootDirPath() );
+	connect( createTargzProc, SIGNAL( processExited(OProcess *) ), SLOT( targzDone() ) );
+
+	QStringList args = "tar";
+	args += "-xv";
+	retrieveTargzProc = new OProcess( args, this, "retrieveTargzProc" );
+	retrieveTargzProc->setWorkingDirectory( QDir::rootDirPath() );
+	connect( retrieveTargzProc, SIGNAL( processExited(OProcess *) ),
+	         SIGNAL( completed() ) );
+	connect( retrieveTargzProc, SIGNAL( processExited(OProcess *) ),
+	         SLOT( extractTarDone() ) );
 }
 
 ServerDTP::~ServerDTP()
 {
-    buf.close();
-    file.close();
-    createTargzProc->kill();
+	buf.close();
+	file.close();
+	createTargzProc->kill();
 }
 
 void ServerDTP::extractTarDone()
 {
-    qDebug("extract done");
+	qDebug("extract done");
 #ifndef QT_NO_COP
-    QCopEnvelope e( "QPE/Desktop", "restoreDone(QString)" );
-    e << file.name();
+
+	QCopEnvelope e( "QPE/Desktop", "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;
-    }
-
-    //qDebug( "Debug: Sending file '%s'", file.name().latin1() );
-
-    bytes_written = 0;
-    if ( file.size() == 0 ) {
-      //make sure it doesn't hang on empty files
-      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 );
-      }
-    }
-    break;
-  case SendGzipFile:
-    if ( createTargzProc->isRunning() ) {
-      // SHOULDN'T GET HERE, BUT DOING A SAFETY CHECK ANYWAY
-      qWarning("Previous tar --gzip process is still running; killing it...");
-      createTargzProc->kill();
-    }
-
-    bytes_written = 0;
-    qDebug("==>start send tar process");
-    if ( !createTargzProc->start() )
-      qWarning("Error starting %s or %s",
-         createTargzProc->arguments().join(" ").latin1(),
-         gzipProc->arguments().join(" ").latin1() );
-    break;
-  case SendBuffer:
-    if ( !buf.open( IO_ReadOnly) ) {
-      emit failed();
-      mode = Idle;
-      return;
-    }
-
-    // qDebug( "Debug: Sending byte array" );
-    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;
-    }
-    // qDebug( "Debug: Retrieving file %s", file.name().latin1() );
-    break;
-  case RetrieveGzipFile:
-    qDebug("=-> starting tar process to receive .tgz file");
-    break;
-  case RetrieveBuffer:
-    // retrieve buffer mode
-    if ( !buf.open( IO_WriteOnly) ) {
-      emit failed();
-      mode = Idle;
-      return;
-    }
-    // qDebug( "Debug: Retrieving byte array" );
-    break;
-  case Idle:
-    qDebug("connection established but mode set to Idle; BUG!");
-    break;
-  }
+	// send file mode
+	switch ( mode ) {
+		case SendFile :
+			if ( !file.exists() || !file.open( IO_ReadOnly) ) {
+				emit failed();
+				mode = Idle;
+				return ;
+			}
+
+			//qDebug( "Debug: Sending file '%s'", file.name().latin1() );
+
+			bytes_written = 0;
+			if ( file.size() == 0 ) {
+				//make sure it doesn't hang on empty files
+				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 );
+				}
+			}
+			break;
+		case SendGzipFile:
+			if ( createTargzProc->isRunning() ) {
+				// SHOULDN'T GET HERE, BUT DOING A SAFETY CHECK ANYWAY
+				qWarning("Previous tar --gzip process is still running; killing it...");
+				createTargzProc->kill();
+			}
+
+			bytes_written = 0;
+			qDebug("==>start send tar process");
+			if ( !createTargzProc->start(OProcess::NotifyOnExit, OProcess::Stdout) )
+				qWarning("Error starting %s or %s",
+				         createTargzProc->args()[0].data(),
+				         gzipProc->args()[0].data());
+			break;
+		case SendBuffer:
+			if ( !buf.open( IO_ReadOnly) ) {
+				emit failed();
+				mode = Idle;
+				return ;
+			}
+
+			// qDebug( "Debug: Sending byte array" );
+			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 ;
+			}
+			// qDebug( "Debug: Retrieving file %s", file.name().latin1() );
+			break;
+		case RetrieveGzipFile:
+			qDebug("=-> starting tar process to receive .tgz file");
+			break;
+		case RetrieveBuffer:
+			// retrieve buffer mode
+			if ( !buf.open( IO_WriteOnly) ) {
+				emit failed();
+				mode = Idle;
+				return ;
+			}
+			// qDebug( "Debug: Retrieving byte array" );
+			break;
+		case Idle:
+			qDebug("connection established but mode set to Idle; BUG!");
+			break;
+	}
 }
 
 void ServerDTP::connectionClosed()
 {
-    //qDebug( "Debug: Data connection closed %ld bytes written", bytes_written );
-
-    // 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();
-  emit completed();
-    }
-
-    else if ( RetrieveGzipFile == mode ) {
-  qDebug("Done writing ungzip file; closing input");
-  gzipProc->flushStdin();
-  gzipProc->closeStdin();
-    }
-
-    // retrieve buffer mode
-    else if ( RetrieveBuffer == mode ) {
-  buf.close();
-  emit completed();
-    }
-
-    mode = Idle;
+	//qDebug( "Debug: Data connection closed %ld bytes written", bytes_written );
+
+	// 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();
+		emit completed();
+	}
+
+	else if ( RetrieveGzipFile == mode ) {
+		qDebug("Done writing ungzip file; closing input");
+		gzipProc->flushStdin();
+		gzipProc->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() ) {
-      // qDebug( "Debug: Sending complete: %d bytes", file.size() );
-      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() ) {
-      // qDebug( "Debug: Sending complete: %d bytes", buf.size() );
-      emit completed();
-      mode = Idle;
-  }
-    }
+	bytes_written += bytes;
+
+	// send file mode
+	if ( SendFile == mode ) {
+
+		if ( bytes_written == file.size() ) {
+			// qDebug( "Debug: Sending complete: %d bytes", file.size() );
+			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() ) {
+			// qDebug( "Debug: Sending complete: %d bytes", buf.size() );
+			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 ( !gzipProc->isRunning() )
-      gzipProc->start();
-
-        QByteArray s;
-  s.resize( bytesAvailable() );
-  readBlock( s.data(), bytesAvailable() );
-  gzipProc->writeToStdin( s );
-  qDebug("wrote %d bytes to ungzip ", s.size() );
-    }
-    // retrieve buffer mode
-    else if ( RetrieveBuffer == mode ) {
-  QCString s;
-  s.resize( bytesAvailable() );
-  readBlock( s.data(), bytesAvailable() );
-  buf.writeBlock( s.data(), s.size() );
-    }
+	// 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 ( !gzipProc->isRunning() )
+			gzipProc->start(OProcess::NotifyOnExit, (OProcess::Communication) ( OProcess::Stdin | OProcess::Stdout ));
+
+		QByteArray s;
+		s.resize( bytesAvailable() );
+		readBlock( s.data(), bytesAvailable() );
+		gzipProc->writeStdin( s.data(), s.size() );
+		qDebug("wrote %d bytes to ungzip ", s.size() );
+	}
+	// 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()
+void ServerDTP::writeTargzBlock(OProcess *, char *buffer, int buflen)
 {
-    QByteArray block = gzipProc->readStdout();
-    writeBlock( block.data(), block.size() );
-    qDebug("writeTargzBlock %d", block.size());
-    if ( !createTargzProc->isRunning() ) {
-  qDebug("tar and gzip done");
-  emit completed();
-  mode = Idle;
-  disconnect( gzipProc, SIGNAL( readyReadStdout() ),
-        this, SLOT( writeTargzBlock() ) );
-    }
+	writeBlock( buffer, buflen );
+	qDebug("writeTargzBlock %d", buflen);
+	if ( !createTargzProc->isRunning() ) {
+		qDebug("tar and gzip done");
+		emit completed();
+		mode = Idle;
+		disconnect( gzipProc, SIGNAL( receivedStdout(OProcess *, char *, int ) ),
+		            this, SLOT( writeTargzBlock(OProcess *, char *, int) ) );
+	}
 }
 
 void ServerDTP::targzDone()
 {
-    //qDebug("targz done");
-    disconnect( createTargzProc, SIGNAL( readyReadStdout() ),
-    this, SLOT( gzipTarBlock() ) );
-    gzipProc->closeStdin();
+	//qDebug("targz done");
+	disconnect( createTargzProc, SIGNAL( receivedStdout(OProcess *, char *, int) ),
+	            this, SLOT( gzipTarBlock(OProcess *, char *, int) ) );
+	gzipProc->closeStdin();
 }
 
-void ServerDTP::gzipTarBlock()
+void ServerDTP::gzipTarBlock(OProcess *, char *buffer, int buflen)
 {
-    //qDebug("gzipTarBlock");
-    if ( !gzipProc->isRunning() ) {
-  //qDebug("auto start gzip proc");
-  gzipProc->start();
-    }
-    gzipProc->writeToStdin( createTargzProc->readStdout() );
+	//qDebug("gzipTarBlock");
+	if ( !gzipProc->isRunning() ) {
+		//qDebug("auto start gzip proc");
+		gzipProc->start(OProcess::NotifyOnExit, (OProcess::Communication) ( OProcess::Stdin | OProcess::Stdout ));
+	}
+	gzipProc->writeStdin( buffer, buflen );
 }
 
 void ServerDTP::sendFile( const QString fn, const QHostAddress& host, Q_UINT16 port )
 {
-    file.setName( fn );
-    mode = SendFile;
-    connectToHost( host.toString(), port );
+	file.setName( fn );
+	mode = SendFile;
+	connectToHost( host.toString(), port );
 }
 
 void ServerDTP::sendFile( const QString fn )
 {
-    file.setName( fn );
-    mode = SendFile;
+	file.setName( fn );
+	mode = SendFile;
 }
 
 void ServerDTP::sendGzipFile( const QString &fn,
-            const QStringList &archiveTargets,
-            const QHostAddress& host, Q_UINT16 port )
+                              const QStringList &archiveTargets,
+                              const QHostAddress& host, Q_UINT16 port )
 {
-    sendGzipFile( fn, archiveTargets );
-    connectToHost( host.toString(), port );
+	sendGzipFile( fn, archiveTargets );
+	connectToHost( host.toString(), port );
 }
 
 void ServerDTP::sendGzipFile( const QString &fn,
-            const QStringList &archiveTargets  )
+                              const QStringList &archiveTargets )
 {
-    mode = SendGzipFile;
-    file.setName( fn );
-
-    QStringList args = "tar";
-    args += "-cv";
-    args += archiveTargets;
-    qDebug("sendGzipFile %s", args.join(" ").latin1() );
-    createTargzProc->setArguments( args );
-    connect( createTargzProc,
-       SIGNAL( readyReadStdout() ), SLOT( gzipTarBlock() ) );
-
-    gzipProc->setArguments( "gzip" );
-    connect( gzipProc, SIGNAL( readyReadStdout() ),
-       SLOT( writeTargzBlock() ) );
+	mode = SendGzipFile;
+	file.setName( fn );
+
+	QStringList args = "tar";
+	args += "-cv";
+	args += archiveTargets;
+	qDebug("sendGzipFile %s", args.join(" ").latin1() );
+	createTargzProc->clearArguments( );
+	*createTargzProc << args;
+	connect( createTargzProc,
+	         SIGNAL( receivedStdout(OProcess *, char *, int) ), SLOT( gzipTarBlock(OProcess *, char *, int) ) );
+
+	gzipProc->clearArguments( );
+	*gzipProc << "gzip";
+	connect( gzipProc, SIGNAL( receivedStdout(OProcess *, char *, int) ),
+	         SLOT( writeTargzBlock(OProcess *, char *, int) ) );
 }
 
 void ServerDTP::gunzipDone()
 {
-    qDebug("gunzipDone");
-    disconnect( gzipProc, SIGNAL( processExited() ),
-    this, SLOT( gunzipDone() ) );
-    retrieveTargzProc->closeStdin();
-    disconnect( gzipProc, SIGNAL( readyReadStdout() ),
-        this, SLOT( tarExtractBlock() ) );
+	qDebug("gunzipDone");
+	disconnect( gzipProc, SIGNAL( processExited() ),
+	            this, SLOT( gunzipDone() ) );
+	retrieveTargzProc->closeStdin();
+	disconnect( gzipProc, SIGNAL( receivedStdout(OProcess *, char *, int) ),
+	            this, SLOT( tarExtractBlock(OProcess *, char *, int) ) );
 }
 
-void ServerDTP::tarExtractBlock()
+void ServerDTP::tarExtractBlock(OProcess *, char *buffer, int buflen)
 {
-    qDebug("ungzipTarBlock");
-    if ( !retrieveTargzProc->isRunning() ) {
-  qDebug("auto start ungzip proc");
-  if ( !retrieveTargzProc->start() )
-      qWarning(" failed to start tar -x process");
-    }
-    retrieveTargzProc->writeToStdin( gzipProc->readStdout() );
+	qDebug("tarExtractBlock");
+	if ( !retrieveTargzProc->isRunning() ) {
+		qDebug("auto start ungzip proc");
+		if ( !retrieveTargzProc->start(OProcess::NotifyOnExit, OProcess::Stdin) )
+			qWarning(" failed to start tar -x process");
+	}
+	retrieveTargzProc->writeStdin( buffer, buflen );
 }
 
 
 void ServerDTP::retrieveFile( const QString fn, const QHostAddress& host, Q_UINT16 port )
 {
-    file.setName( fn );
-    mode = RetrieveFile;
-    connectToHost( host.toString(), port );
+	file.setName( fn );
+	mode = RetrieveFile;
+	connectToHost( host.toString(), port );
 }
 
 void ServerDTP::retrieveFile( const QString fn )
 {
-    file.setName( fn );
-    mode = RetrieveFile;
+	file.setName( fn );
+	mode = RetrieveFile;
 }
 
 void ServerDTP::retrieveGzipFile( const QString &fn )
 {
-    qDebug("retrieveGzipFile %s", fn.latin1());
-    file.setName( fn );
-    mode = RetrieveGzipFile;
-
-    gzipProc->setArguments( "gunzip" );
-    connect( gzipProc, SIGNAL( readyReadStdout() ),
-       SLOT( tarExtractBlock() ) );
-    connect( gzipProc, SIGNAL( processExited() ),
-       SLOT( gunzipDone() ) );
+	qDebug("retrieveGzipFile %s", fn.latin1());
+	file.setName( fn );
+	mode = RetrieveGzipFile;
+
+	gzipProc->clearArguments();
+	*gzipProc << "gunzip";
+	connect( gzipProc, SIGNAL( readyReadStdout() ),
+	         SLOT( tarExtractBlock() ) );
+	connect( gzipProc, SIGNAL( processExited() ),
+	         SLOT( gunzipDone() ) );
 }
 
 void ServerDTP::retrieveGzipFile( const QString &fn, const QHostAddress& host, Q_UINT16 port )
 {
-    retrieveGzipFile( fn );
-    connectToHost( host.toString(), 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 );
+	buf.setBuffer( array );
+	mode = SendBuffer;
+	connectToHost( host.toString(), port );
 }
 
 void ServerDTP::sendByteArray( const QByteArray& array )
 {
-    buf.setBuffer( array );
-    mode = SendBuffer;
+	buf.setBuffer( array );
+	mode = SendBuffer;
 }
 
 void ServerDTP::retrieveByteArray( const QHostAddress& host, Q_UINT16 port )
 {
-    buf.setBuffer( QByteArray() );
-    mode = RetrieveBuffer;
-    connectToHost( host.toString(), port );
+	buf.setBuffer( QByteArray() );
+	mode = RetrieveBuffer;
+	connectToHost( host.toString(), port );
 }
 
 void ServerDTP::retrieveByteArray()
 {
-    buf.setBuffer( QByteArray() );
-    mode = RetrieveBuffer;
+	buf.setBuffer( QByteArray() );
+	mode = RetrieveBuffer;
 }
 
 void ServerDTP::setSocket( int socket )
 {
-    QSocket::setSocket( socket );
-    connected();
+	QSocket::setSocket( socket );
+	connected();
 }