1 files changed, 18 insertions, 8 deletions

diff --git a/library/config.cpp b/library/config.cpp
index b47c620..b28c771 100644
--- a/library/config.cpp
+++ b/library/config.cpp
@@ -274,297 +274,307 @@ void Config::writeEntry( const QString &key, bool b )
   is separated by \a sep, so the strings must not contain that character.
 
   \sa readListEntry()
 */
 void Config::writeEntry( const QString &key, const QStringList &lst, const QChar &sep )
 {
     QString s;
     QStringList::ConstIterator it = lst.begin();
     for ( ; it != lst.end(); ++it )
         s += *it + sep;
     writeEntry( key, s );
 }
 
 /*!
   Removes the \a key entry from the current group. Does nothing if
   there is no such entry.
 */
 
 void Config::removeEntry( const QString &key )
 {
     if ( git == groups.end() ) {
         qWarning( "no group set" );
         return;
     }
     ( *git ).remove( key );
     changed = TRUE;
 }
 
 /*!
   \fn bool Config::operator == ( const Config & other ) const
 
   Tests for equality with \a other. Config objects are equal if they refer to the same filename.
 */
 
 /*!
   \fn bool Config::operator != ( const Config & other ) const
 
   Tests for inequality with \a other. Config objects are equal if they refer to the same filename.
 */
 
 /*!
   \fn QString Config::readEntry( const QString &key, const QString &deflt ) const
 
   Reads a string entry stored with \a key, defaulting to \a deflt if there is no entry.
 */
 
 /*!
   \internal
   For compatibility, non-const version.
 */
 QString Config::readEntry( const QString &key, const QString &deflt )
 {
     QString res = readEntryDirect( key+"["+lang+"]" );
     if ( !res.isNull() )
         return res;
     if ( !glang.isEmpty() ) {
         res = readEntryDirect( key+"["+glang+"]" );
         if ( !res.isNull() )
             return res;
     }
     return readEntryDirect( key, deflt );
 }
 
 /*!
   \fn QString Config::readEntryCrypt( const QString &key, const QString &deflt ) const
 
   Reads an encrypted string entry stored with \a key, defaulting to \a deflt if there is no entry.
 */
 
 /*!
   \internal
   For compatibility, non-const version.
 */
 QString Config::readEntryCrypt( const QString &key, const QString &deflt )
 {
     QString res = readEntryDirect( key+"["+lang+"]" );
     if ( res.isNull() && glang.isEmpty() )
         res = readEntryDirect( key+"["+glang+"]" );
     if ( res.isNull() )
         res = readEntryDirect( key, QString::null );
     if ( res.isNull() )
         return deflt;
     return decipher(res);
 }
 
 /*!
   \fn QString Config::readEntryDirect( const QString &key, const QString &deflt ) const
   \internal
 */
 
 /*!
   \internal
   For compatibility, non-const version.
 */
 QString Config::readEntryDirect( const QString &key, const QString &deflt )
 {
     if ( git == groups.end() ) {
         //qWarning( "no group set" );
         return deflt;
     }
     ConfigGroup::ConstIterator it = ( *git ).find( key );
     if ( it != ( *git ).end() )
         return *it;
     else
         return deflt;
 }
 
 /*!
   \fn int Config::readNumEntry( const QString &key, int deflt ) const
   Reads a numeric entry stored with \a key, defaulting to \a deflt if there is no entry.
 */
 
 /*!
   \internal
   For compatibility, non-const version.
 */
 int Config::readNumEntry( const QString &key, int deflt )
 {
     QString s = readEntry( key );
     if ( s.isEmpty() )
         return deflt;
     else
         return s.toInt();
 }
 
 /*!
   \fn bool Config::readBoolEntry( const QString &key, bool deflt ) const
   Reads a bool entry stored with \a key, defaulting to \a deflt if there is no entry.
 */
 
 /*!
   \internal
   For compatibility, non-const version.
 */
 bool Config::readBoolEntry( const QString &key, bool deflt )
 {
     QString s = readEntry( key );
     if ( s.isEmpty() )
         return deflt;
     else
         return (bool)s.toInt();
 }
 
 /*!
   \fn QStringList Config::readListEntry( const QString &key, const QChar &sep ) const
   Reads a string list entry stored with \a key, and with \a sep as the separator.
 */
 
 /*!
   \internal
   For compatibility, non-const version.
 */
 QStringList Config::readListEntry( const QString &key, const QChar &sep )
 {
     QString s = readEntry( key );
     if ( s.isEmpty() )
         return QStringList();
     else
         return QStringList::split( sep, s );
 }
 
 /*!
   Removes all entries from the current group.
 */
 void Config::clearGroup()
 {
     if ( git == groups.end() ) {
         qWarning( "no group set" );
         return;
     }
     if ( !(*git).isEmpty() ) {
         ( *git ).clear();
         changed = TRUE;
     }
 }
 
 /*!
   \internal
 */
 void Config::write( const QString &fn )
 {
     QString strNewFile;
     if ( !fn.isEmpty() )
         filename = fn;
     strNewFile = filename + ".new";
 
     QFile f( strNewFile );
     if ( !f.open( IO_WriteOnly|IO_Raw ) ) {
         qWarning( "could not open for writing `%s'", strNewFile.latin1() );
         git = groups.end();
         return;
     }
-    
+
     QString str;
-    QCString cstr;    
+    QCString cstr;
     QMap< QString, ConfigGroup >::Iterator g_it = groups.begin();
 
     for ( ; g_it != groups.end(); ++g_it ) {
          str += "[" + g_it.key() + "]\n";
          ConfigGroup::Iterator e_it = ( *g_it ).begin();
          for ( ; e_it != ( *g_it ).end(); ++e_it )
              str += e_it.key() + " = " + *e_it + "\n";
     }
     cstr = str.utf8();
-    
+
     int total_length;
     total_length = f.writeBlock( cstr.data(), cstr.length() );
     if ( total_length != int(cstr.length()) ) {
         QMessageBox::critical( 0, QObject::tr("Out of Space"),
                                QObject::tr("There was a problem creating\nConfiguration Information \nfor this program.\n\nPlease free up some space and\ntry again.") );
         f.close();
         QFile::remove( strNewFile );
         return;
     }
-    
+
     f.close();
     // now rename the file...
     if ( rename( strNewFile, filename ) < 0 ) {
-        qWarning( "problem renaming the file %s to %s", strNewFile.latin1(), 
+        qWarning( "problem renaming the file %s to %s", strNewFile.latin1(),
                   filename.latin1() );
         QFile::remove( strNewFile );
-            }
+    }
 }
 
 /*!
   Returns whether the Config is in a valid state.
 */
 bool Config::isValid() const
 {
     return groups.end() != git;
 }
 
 /*!
   \internal
 */
 void Config::read()
 {
     changed = FALSE;
 
     if ( !QFileInfo( filename ).exists() ) {
         git = groups.end();
         return;
     }
 
     QFile f( filename );
     if ( !f.open( IO_ReadOnly ) ) {
         git = groups.end();
         return;
     }
 
+
+    // hack to avoid problems if big files are passed to test
+    // if they are valid configs ( like passing a mp3 ... )
+    // I just hope that there are no conf files > 100000 byte
+    // not the best solution, find something else later
+    if ( f.size() > 100000 )  {
+        return;
+    }
+
+
     QTextStream s( &f );
 #if QT_VERSION <= 230 && defined(QT_NO_CODECS)
     // The below should work, but doesn't in Qt 2.3.0
     s.setCodec( QTextCodec::codecForMib( 106 ) );
 #else
     s.setEncoding( QTextStream::UnicodeUTF8 );
 #endif
 
     QStringList list = QStringList::split('\n', s.read() );
     f.close();
 
     for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it ) {
         if ( !parse( *it ) ) {
             git = groups.end();
             return;
         }
     }
 }
 
 /*!
   \internal
 */
 bool Config::parse( const QString &l )
 {
     QString line = l.stripWhiteSpace();
-    
+
     if ( line [0] == QChar ( '#' ))
             return true; // ignore comments
-    
+
     if ( line[ 0 ] == QChar( '[' ) ) {
         QString gname = line;
         gname = gname.remove( 0, 1 );
         if ( gname[ (int)gname.length() - 1 ] == QChar( ']' ) )
             gname = gname.remove( gname.length() - 1, 1 );
         git = groups.insert( gname, ConfigGroup() );
     } else if ( !line.isEmpty() ) {
         if ( git == groups.end() )
             return FALSE;
         int eq = line.find( '=' );
         if ( eq == -1 )
             return FALSE;
         QString key = line.left(eq).stripWhiteSpace();
         QString value = line.mid(eq+1).stripWhiteSpace();
         ( *git ).insert( key, value );
     }
     return TRUE;
 }