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/*************************************************************************
*
* $RCSfile: lockbyte.hxx,v $
*
* $Revision: 1.1.1.1 $
*
* last change: $Author: hr $ $Date: 2000-09-18 15:18:31 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _STORE_LOCKBYTE_HXX_
#define _STORE_LOCKBYTE_HXX_ "$Revision: 1.1.1.1 $"
#ifndef _SAL_TYPES_H_
#include <sal/types.h>
#endif
#ifndef _VOS_REFERNCE_HXX_
#include <vos/refernce.hxx>
#endif
#ifndef _STORE_TYPES_H_
#include <store/types.h>
#endif
#ifndef _STORE_MACROS_HXX_
#include <store/macros.hxx>
#endif
#ifdef _USE_NAMESPACE
namespace store {
#endif
/*========================================================================
*
* ILockBytes interface.
*
*======================================================================*/
class ILockBytes : public NAMESPACE_VOS(IReference)
{
public:
/**
* @param nOffset [in]
* @param pBuffer [out]
* @param nBytes [in]
* @param rnDone [out]
* @return store_E_None upon success
*/
virtual storeError readAt (
sal_uInt32 nOffset,
void *pBuffer,
sal_uInt32 nBytes,
sal_uInt32 &rnDone) = 0;
/**
* @param nOffset [in]
* @param pBuffer [in]
* @param nBytes [in]
* @param rnDone [out]
* @return store_E_None upon success
*/
virtual storeError writeAt (
sal_uInt32 nOffset,
const void *pBuffer,
sal_uInt32 nBytes,
sal_uInt32 &rnDone) = 0;
/**
* @return store_E_None upon success
*/
virtual storeError flush (void) = 0;
/**
* @param nSize [in]
* @return store_E_None upon success
*/
virtual storeError setSize (sal_uInt32 nSize) = 0;
/**
* @param rnSize [out]
* @return store_E_None upon success
*/
virtual storeError stat (sal_uInt32 &rnSize) = 0;
/**
* @param nOffset [in]
* @param nBytes [in]
* @return store_E_None upon success
* store_E_LockingViolation
*/
virtual storeError lockRange (
sal_uInt32 nOffset,
sal_uInt32 nBytes) = 0;
/**
* @param nOffset [in]
* @param nBytes [in]
* @return store_E_None upon success
* store_E_LockingViolation
*/
virtual storeError unlockRange (
sal_uInt32 nOffset,
sal_uInt32 nBytes) = 0;
protected:
virtual ~ILockBytes (void) {}
};
/*========================================================================
*
* The End.
*
*======================================================================*/
#ifdef _USE_NAMESPACE
}
#endif
#endif /* !_STORE_LOCKBYTE_HXX_ */
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