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diff --git a/lib/pilotSerialDatabase.h b/lib/pilotSerialDatabase.h
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+#ifndef _KPILOT_PILOTSERIALDATABASE_H
+#define _KPILOT_PILOTSERIALDATABASE_H
+/* KPilot
+**
+** Copyright (C) 1998-2001 by Dan Pilone
+** Copyright (C) 2003-2004 Reinhold Kainhofer <reinhold@kainhofer.com>
+** Copyright (C) 2006 Adriaan de Groot <groot@kde.org>
+**
+** See the .cc file for an explanation of what this file is for.
+*/
+
+/*
+** This program is free software; you can redistribute it and/or modify
+** it under the terms of the GNU Lesser General Public License as published by
+** the Free Software Foundation; either version 2.1 of the License, or
+** (at your option) any later version.
+**
+** This program is distributed in the hope that it will be useful,
+** but WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+** GNU Lesser General Public License for more details.
+**
+** You should have received a copy of the GNU Lesser General Public License
+** along with this program in a file called COPYING; if not, write to
+** the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+** MA 02110-1301, USA.
+*/
+
+/*
+** Bug reports and questions can be sent to kde-pim@kde.org
+*/
+
+
+#include "pilotDatabase.h"
+#include "pilotRecord.h"
+
+/** @file
+* Database class for a database on the pilot connected
+* via the serial port (ie: hot-sync cradle)
+*/
+
+class KPilotDeviceLink;
+
+/**
+* PilotSerialDatabase represents databases stored on the handheld
+* and accessed through the SLP / DLP protocol.
+*/
+class KDE_EXPORT PilotSerialDatabase : public PilotDatabase
+{
+friend class KPilotDeviceLink;
+protected:
+	PilotSerialDatabase( KPilotDeviceLink *l, const TQString &dbName );
+	PilotSerialDatabase( KPilotDeviceLink *l, const DBInfo *info );
+
+public:
+	virtual ~PilotSerialDatabase();
+
+	/** Reads the application block info, returns size */
+	virtual int readAppBlock(unsigned char* buffer, int maxLen);
+	/** Writes the application block info. */
+	virtual int writeAppBlock(unsigned char* buffer, int len);
+	/**  returns the number of records in the database, 0 if not open */
+	virtual unsigned int recordCount() const;
+	/** Returns a TQValueList of all record ids in the database. */
+	 virtual TQValueList<recordid_t> idList();
+	/** Reads a record from database by id, returns record length */
+	virtual PilotRecord* readRecordById(recordid_t id);
+	/** Reads a record from database, returns the record length */
+	virtual PilotRecord* readRecordByIndex(int index);
+	/** Reads the next record from database in category 'category' */
+	virtual PilotRecord* readNextRecInCategory(int category);
+	/**
+	* Reads the next record from database that has the dirty flag set.
+	* ind (if a valid pointer is given) will receive the index of the
+	* returned record.
+	*/
+	virtual PilotRecord* readNextModifiedRec(int *ind=NULL);
+
+	/**
+	* Writes a new record to database (if 'id' == 0, one will be
+	* assigned to newRecord)
+	*/
+	virtual recordid_t writeRecord(PilotRecord* newRecordb);
+
+	/**
+	* Deletes a record with the given recordid_t from the database,
+	* or all records, if all is set to true. The recordid_t will be
+	* ignored in this case. Return value is negative on error, 0 otherwise.
+	*/
+	virtual int deleteRecord(recordid_t id, bool all=false);
+	/** Resets all records in the database to not dirty. */
+	virtual int resetSyncFlags();
+	/** Resets next record index to beginning */
+	virtual int resetDBIndex();
+	/** Purges all Archived/Deleted records from Palm Pilot database */
+	virtual int cleanup();
+
+	virtual TQString dbPathName() const;
+
+	/**
+	* Deletes the database (by name, as given in the constructor and
+	* stored in the fDBName field).
+	*/
+	virtual int deleteDatabase();
+
+	/**
+	* Creates the database with the given creator, type and flags on
+	* the given card (default is RAM). If the database already exists,
+	* this function does nothing.
+	*/
+	virtual bool createDatabase(long creator=0,
+		long type=0, int cardno=0, int flags=0, int version=0);
+	TQString getDBName() { return fDBName; }
+
+
+	virtual DBType dbType() const;
+
+protected:
+	virtual void openDatabase();
+	virtual void closeDatabase();
+	/** Returns the file handle used to communicate with the handheld.
+	*   This is an internal value to be passed to DLP functions.
+	*/
+	int getDBHandle() const
+	{
+		return fDBHandle;
+	}
+
+
+private:
+	void setDBHandle(int handle) { fDBHandle = handle; }
+
+	TQString     fDBName;
+	int         fDBHandle;
+	int         fDBSocket;
+	// Pilot-link 0.12 allocates buffers as needed and resizes them.
+	// Start with a buffer that is _probably_ big enough for most
+	// PIM records, but much smaller than the 64k that we use otherwise.
+	// Might want to add algorithm for trying to optimize the initial
+	// allocation for a given database.
+	static const int InitialBufferSize = 2048;
+};
+
+#endif