923 lines
23 KiB
C++
923 lines
23 KiB
C++
/*************************************************************************
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*
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* $RCSfile: stordata.hxx,v $
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*
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* $Revision: 1.2 $
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*
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* last change: $Author: mhu $ $Date: 2001-03-13 20:59:02 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): Matthias Huetsch <matthias.huetsch@sun.com>
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*
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*
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************************************************************************/
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#ifndef _STORE_STORDATA_HXX_
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#define _STORE_STORDATA_HXX_ "$Revision: 1.2 $"
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#ifndef _SAL_TYPES_H_
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#include <sal/types.h>
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#endif
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#ifndef _RTL_MEMORY_H_
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#include <rtl/memory.h>
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#endif
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#ifndef _OSL_ENDIAN_H_
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#include <osl/endian.h>
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#endif
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#ifndef _OSL_MUTEX_HXX_
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#include <osl/mutex.hxx>
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#endif
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#ifndef _STORE_TYPES_H_
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#include <store/types.h>
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#endif
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#ifndef _STORE_STORBASE_HXX_
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#include <storbase.hxx>
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#endif
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namespace store
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{
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/*========================================================================
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*
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* OStoreDataPageData.
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*
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*======================================================================*/
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#define STORE_MAGIC_DATAPAGE 0x94190310UL
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struct OStoreDataPageData : public store::OStorePageData
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{
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typedef OStorePageData base;
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typedef OStoreDataPageData self;
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typedef OStorePageDescriptor D;
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/** Representation.
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*/
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sal_uInt8 m_pData[1];
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/** size.
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*/
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static sal_uInt16 size (void)
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{
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return 0;
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}
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/** capacity.
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*/
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static sal_uInt16 capacity (const D& rDescr)
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{
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return (rDescr.m_nSize - (base::size() + self::size()));
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}
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sal_uInt16 capacity (void) const
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{
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return self::capacity (base::m_aDescr);
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}
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/** usage.
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*/
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static sal_uInt16 usage (const D& rDescr)
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{
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return (rDescr.m_nUsed - (base::size() + self::size()));
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}
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sal_uInt16 usage (void) const
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{
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return self::usage (base::m_aDescr);
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}
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/** initialize.
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*/
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void initialize (void)
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{
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base::m_aGuard.m_nMagic = STORE_MAGIC_DATAPAGE;
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base::m_aDescr.m_nUsed += self::size();
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rtl_zeroMemory (m_pData, capacity());
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}
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/** Construction.
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*/
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OStoreDataPageData (sal_uInt16 nPageSize)
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: base (nPageSize)
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{
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initialize();
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}
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};
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/*========================================================================
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*
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* OStoreDataPageObject.
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*
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*======================================================================*/
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class OStoreDataPageObject : public store::OStorePageObject
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{
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typedef OStorePageObject base;
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typedef OStoreDataPageData page;
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public:
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/** Construction.
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*/
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inline OStoreDataPageObject (page& rPage);
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private:
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/** Representation.
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*/
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page& m_rPage;
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};
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inline OStoreDataPageObject::OStoreDataPageObject (page& rPage)
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: OStorePageObject (rPage), m_rPage (rPage)
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{
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}
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/*========================================================================
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*
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* OStoreIndirectionPageData.
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*
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*======================================================================*/
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#define STORE_MAGIC_INDIRECTPAGE 0x89191107UL
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struct OStoreIndirectionPageData : public store::OStorePageData
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{
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typedef OStorePageData base;
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typedef OStoreIndirectionPageData self;
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typedef OStorePageGuard G;
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typedef OStorePageDescriptor D;
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/** Representation.
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*/
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G m_aGuard;
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sal_uInt32 m_pData[1];
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/** size.
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*/
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static sal_uInt16 size (void)
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{
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return (sizeof(G));
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}
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/** capacity.
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*/
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static sal_uInt16 capacity (const D& rDescr)
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{
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return (rDescr.m_nSize - (base::size() + self::size()));
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}
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sal_uInt16 capacity (void) const
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{
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return self::capacity (base::m_aDescr);
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}
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/** capacityCount.
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*/
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static sal_uInt16 capacityCount (const D& rDescr)
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{
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return (capacity(rDescr) / sizeof(sal_uInt32));
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}
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sal_uInt16 capacityCount (void) const
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{
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return (capacity() / sizeof(sal_uInt32));
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}
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/** Construction.
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*/
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OStoreIndirectionPageData (sal_uInt16 nPageSize);
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void initialize (void);
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/** Comparison.
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*/
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sal_Bool operator== (const OStoreIndirectionPageData& rOther) const
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{
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return (base::operator==(rOther) && (m_aGuard == rOther.m_aGuard));
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}
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/** swap (internal and external representation).
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*/
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void swap (const D& rDescr);
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/** guard (external representation).
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*/
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void guard (const D& rDescr)
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{
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sal_uInt32 nCRC32 = 0;
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nCRC32 = G::crc32 (nCRC32, &m_aGuard.m_nMagic, sizeof(sal_uInt32));
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nCRC32 = G::crc32 (nCRC32, m_pData, capacity(rDescr));
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#ifdef OSL_BIGENDIAN
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nCRC32 = OSL_SWAPDWORD(nCRC32);
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#endif /* OSL_BIGENDIAN */
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m_aGuard.m_nCRC32 = nCRC32;
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}
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/** verify (external representation).
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*/
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storeError verify (const D& rDescr)
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{
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sal_uInt32 nCRC32 = 0;
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nCRC32 = G::crc32 (nCRC32, &m_aGuard.m_nMagic, sizeof(sal_uInt32));
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nCRC32 = G::crc32 (nCRC32, m_pData, capacity(rDescr));
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#ifdef OSL_BIGENDIAN
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nCRC32 = OSL_SWAPDWORD(nCRC32);
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#endif /* OSL_BIGENDIAN */
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if (m_aGuard.m_nCRC32 != nCRC32)
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return store_E_InvalidChecksum;
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else
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return store_E_None;
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}
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};
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/*========================================================================
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*
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* OStoreIndirectionPageObject.
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*
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*======================================================================*/
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class OStoreIndirectionPageObject : public store::OStorePageObject
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{
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typedef OStorePageObject base;
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typedef OStoreIndirectionPageData page;
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typedef OStorePageDescriptor D;
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public:
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/** Construction.
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*/
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inline OStoreIndirectionPageObject (page& rPage);
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/** External representation.
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*/
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virtual void swap (const D& rDescr);
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virtual void guard (const D& rDescr);
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virtual storeError verify (const D& rDescr);
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/** get (indirect data page).
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*/
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storeError get (
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sal_uInt16 nSingle,
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OStoreDataPageObject &rData,
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OStorePageBIOS &rBIOS,
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osl::Mutex *pMutex = NULL);
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storeError get (
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sal_uInt16 nDouble,
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sal_uInt16 nSingle,
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page *&rpSingle,
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OStoreDataPageObject &rData,
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OStorePageBIOS &rBIOS,
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osl::Mutex *pMutex = NULL);
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storeError get (
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sal_uInt16 nTriple,
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sal_uInt16 nDouble,
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sal_uInt16 nSingle,
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page *&rpDouble,
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page *&rpSingle,
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OStoreDataPageObject &rData,
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OStorePageBIOS &rBIOS,
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osl::Mutex *pMutex = NULL);
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/** put (indirect data page).
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*/
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storeError put (
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sal_uInt16 nSingle,
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OStoreDataPageObject &rData,
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OStorePageBIOS &rBIOS,
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osl::Mutex *pMutex = NULL);
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storeError put (
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sal_uInt16 nDouble,
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sal_uInt16 nSingle,
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page *&rpSingle,
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OStoreDataPageObject &rData,
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OStorePageBIOS &rBIOS,
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osl::Mutex *pMutex = NULL);
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storeError put (
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sal_uInt16 nTriple,
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sal_uInt16 nDouble,
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sal_uInt16 nSingle,
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page *&rpDouble,
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page *&rpSingle,
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OStoreDataPageObject &rData,
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OStorePageBIOS &rBIOS,
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osl::Mutex *pMutex = NULL);
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/** truncate (indirect data page).
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*/
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storeError truncate (
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sal_uInt16 nSingle,
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OStoreDataPageObject &rData,
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OStorePageBIOS &rBIOS,
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osl::Mutex *pMutex = NULL);
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storeError truncate (
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sal_uInt16 nDouble,
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sal_uInt16 nSingle,
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page *&rpSingle,
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OStoreDataPageObject &rData,
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OStorePageBIOS &rBIOS,
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osl::Mutex *pMutex = NULL);
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storeError truncate (
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sal_uInt16 nTriple,
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sal_uInt16 nDouble,
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sal_uInt16 nSingle,
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page *&rpDouble,
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page *&rpSingle,
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OStoreDataPageObject &rData,
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OStorePageBIOS &rBIOS,
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osl::Mutex *pMutex = NULL);
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private:
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/** Representation.
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*/
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page& m_rPage;
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};
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inline OStoreIndirectionPageObject::OStoreIndirectionPageObject (page& rPage)
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: OStorePageObject (rPage), m_rPage (rPage)
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{
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}
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/*========================================================================
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*
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* OStoreDirectoryDataBlock.
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*
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*======================================================================*/
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#define STORE_LIMIT_DATAPAGE_DIRECT 16
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#define STORE_LIMIT_DATAPAGE_SINGLE 8
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#define STORE_LIMIT_DATAPAGE_DOUBLE 1
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#define STORE_LIMIT_DATAPAGE_TRIPLE 1
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struct OStoreDirectoryDataBlock
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{
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typedef OStorePageGuard G;
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/** LinkDescriptor.
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*/
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struct LinkDescriptor
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{
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/** Representation.
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*/
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sal_uInt16 m_nIndex0;
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sal_uInt16 m_nIndex1;
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sal_uInt16 m_nIndex2;
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sal_uInt16 m_nIndex3;
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/** Construction.
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*/
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LinkDescriptor (void)
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: m_nIndex0 ((sal_uInt16)(~0)),
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m_nIndex1 ((sal_uInt16)(~0)),
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m_nIndex2 ((sal_uInt16)(~0)),
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m_nIndex3 ((sal_uInt16)(~0))
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{}
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};
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/** LinkTable.
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*/
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struct LinkTable
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{
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/** Representation.
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*/
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sal_uInt32 m_pDirect[STORE_LIMIT_DATAPAGE_DIRECT];
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sal_uInt32 m_pSingle[STORE_LIMIT_DATAPAGE_SINGLE];
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sal_uInt32 m_pDouble[STORE_LIMIT_DATAPAGE_DOUBLE];
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sal_uInt32 m_pTriple[STORE_LIMIT_DATAPAGE_TRIPLE];
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/** Construction.
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*/
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LinkTable (void);
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void initialize (void);
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/** swap (internal and external representation).
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*/
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void swap (void);
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};
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/** Representation.
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*/
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G m_aGuard;
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LinkTable m_aTable;
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sal_uInt32 m_nDataLen;
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/** size.
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*/
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static sal_uInt16 size (void)
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{
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return (sizeof(G) + sizeof(LinkTable) + sizeof(sal_uInt32));
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}
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|
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/** initialize.
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*/
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void initialize (void)
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{
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m_aGuard = G();
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m_aTable.initialize();
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m_nDataLen = 0;
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}
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/** Construction.
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*/
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OStoreDirectoryDataBlock (void)
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: m_nDataLen (0)
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{}
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/** Comparison.
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|
*/
|
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sal_Bool operator== (const OStoreDirectoryDataBlock& rOther) const
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{
|
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return (m_aGuard == rOther.m_aGuard);
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}
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|
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/** swap (internal and external representation).
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|
*/
|
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void swap (void)
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{
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#ifdef OSL_BIGENDIAN
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m_aGuard.swap();
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m_aTable.swap();
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m_nDataLen = OSL_SWAPDWORD(m_nDataLen);
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#endif /* OSL_BIGENDIAN */
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}
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|
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/** guard (external representation).
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|
*/
|
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void guard (void)
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{
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sal_uInt32 nCRC32 = 0;
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nCRC32 = G::crc32 (nCRC32, &m_aGuard.m_nMagic, sizeof(sal_uInt32));
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nCRC32 = G::crc32 (nCRC32, &m_aTable, size() - sizeof(G));
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#ifdef OSL_BIGENDIAN
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nCRC32 = OSL_SWAPDWORD(nCRC32);
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#endif /* OSL_BIGENDIAN */
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m_aGuard.m_nCRC32 = nCRC32;
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|
}
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|
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/** verify (external representation).
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|
*/
|
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storeError verify (void)
|
|
{
|
|
sal_uInt32 nCRC32 = 0;
|
|
nCRC32 = G::crc32 (nCRC32, &m_aGuard.m_nMagic, sizeof(sal_uInt32));
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nCRC32 = G::crc32 (nCRC32, &m_aTable, size() - sizeof(G));
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|
#ifdef OSL_BIGENDIAN
|
|
nCRC32 = OSL_SWAPDWORD(nCRC32);
|
|
#endif /* OSL_BIGENDIAN */
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|
if (m_aGuard.m_nCRC32 != nCRC32)
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|
return store_E_InvalidChecksum;
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|
else
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|
return store_E_None;
|
|
}
|
|
|
|
/** direct.
|
|
*/
|
|
static sal_uInt16 directCount (void)
|
|
{
|
|
return ((sal_uInt16)(STORE_LIMIT_DATAPAGE_DIRECT));
|
|
}
|
|
sal_uInt32 directLink (sal_uInt16 nIndex) const
|
|
{
|
|
if (nIndex < directCount())
|
|
return m_aTable.m_pDirect[nIndex];
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|
else
|
|
return STORE_PAGE_NULL;
|
|
}
|
|
void directLink (sal_uInt16 nIndex, sal_uInt32 nAddr)
|
|
{
|
|
if (nIndex < directCount())
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m_aTable.m_pDirect[nIndex] = nAddr;
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|
}
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|
|
|
/** single.
|
|
*/
|
|
static sal_uInt16 singleCount (void)
|
|
{
|
|
return ((sal_uInt16)(STORE_LIMIT_DATAPAGE_SINGLE));
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|
}
|
|
sal_uInt32 singleLink (sal_uInt16 nIndex) const
|
|
{
|
|
if (nIndex < singleCount())
|
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return m_aTable.m_pSingle[nIndex];
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|
else
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|
return STORE_PAGE_NULL;
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|
}
|
|
void singleLink (sal_uInt16 nIndex, sal_uInt32 nAddr)
|
|
{
|
|
if (nIndex < singleCount())
|
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m_aTable.m_pSingle[nIndex] = nAddr;
|
|
}
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|
|
|
/** double.
|
|
*/
|
|
static sal_uInt16 doubleCount (void)
|
|
{
|
|
return ((sal_uInt16)(STORE_LIMIT_DATAPAGE_DOUBLE));
|
|
}
|
|
sal_uInt32 doubleLink (sal_uInt16 nIndex) const
|
|
{
|
|
if (nIndex < doubleCount())
|
|
return m_aTable.m_pDouble[nIndex];
|
|
else
|
|
return STORE_PAGE_NULL;
|
|
}
|
|
void doubleLink (sal_uInt16 nIndex, sal_uInt32 nAddr)
|
|
{
|
|
if (nIndex < doubleCount())
|
|
m_aTable.m_pDouble[nIndex] = nAddr;
|
|
}
|
|
|
|
/** triple.
|
|
*/
|
|
static sal_uInt16 tripleCount (void)
|
|
{
|
|
return ((sal_uInt16)(STORE_LIMIT_DATAPAGE_TRIPLE));
|
|
}
|
|
sal_uInt32 tripleLink (sal_uInt16 nIndex) const
|
|
{
|
|
if (nIndex < tripleCount())
|
|
return m_aTable.m_pTriple[nIndex];
|
|
else
|
|
return STORE_PAGE_NULL;
|
|
}
|
|
void tripleLink (sal_uInt16 nIndex, sal_uInt32 nAddr)
|
|
{
|
|
if (nIndex < tripleCount())
|
|
m_aTable.m_pTriple[nIndex] = nAddr;
|
|
}
|
|
};
|
|
|
|
/*========================================================================
|
|
*
|
|
* OStoreDirectoryPageData.
|
|
*
|
|
*======================================================================*/
|
|
#define STORE_MAGIC_DIRECTORYPAGE 0x62190120UL
|
|
|
|
struct OStoreDirectoryPageData : public store::OStorePageData
|
|
{
|
|
typedef OStorePageData base;
|
|
typedef OStoreDirectoryPageData self;
|
|
|
|
typedef OStorePageDescriptor D;
|
|
typedef OStorePageNameBlock NameBlock;
|
|
typedef OStoreDirectoryDataBlock DataBlock;
|
|
|
|
/** Representation.
|
|
*/
|
|
NameBlock m_aNameBlock;
|
|
DataBlock m_aDataBlock;
|
|
sal_uInt8 m_pData[1];
|
|
|
|
/** size.
|
|
*/
|
|
static sal_uInt16 size (void)
|
|
{
|
|
return (NameBlock::size() + DataBlock::size());
|
|
}
|
|
|
|
/** capacity.
|
|
*/
|
|
static sal_uInt16 capacity (const D& rDescr)
|
|
{
|
|
return (rDescr.m_nSize - (base::size() + self::size()));
|
|
}
|
|
sal_uInt16 capacity (void) const
|
|
{
|
|
return self::capacity (base::m_aDescr);
|
|
}
|
|
|
|
/** usage.
|
|
*/
|
|
static sal_uInt16 usage (const D& rDescr)
|
|
{
|
|
return (rDescr.m_nUsed - (base::size() + self::size()));
|
|
}
|
|
sal_uInt16 usage (void) const
|
|
{
|
|
return self::usage (base::m_aDescr);
|
|
}
|
|
|
|
/** initialize.
|
|
*/
|
|
void initialize (void)
|
|
{
|
|
base::m_aGuard.m_nMagic = STORE_MAGIC_DIRECTORYPAGE;
|
|
base::m_aDescr.m_nUsed = base::size() + self::size();
|
|
|
|
m_aNameBlock.initialize();
|
|
m_aDataBlock.initialize();
|
|
|
|
rtl_zeroMemory (m_pData, capacity());
|
|
}
|
|
|
|
/** Construction.
|
|
*/
|
|
OStoreDirectoryPageData (sal_uInt16 nPageSize)
|
|
: base (nPageSize)
|
|
{
|
|
base::m_aGuard.m_nMagic = STORE_MAGIC_DIRECTORYPAGE;
|
|
base::m_aDescr.m_nUsed += self::size();
|
|
rtl_zeroMemory (m_pData, capacity());
|
|
}
|
|
|
|
/** Comparsion.
|
|
*/
|
|
sal_Bool operator== (const OStoreDirectoryPageData& rOther) const
|
|
{
|
|
return ((base::operator==(rOther) ) &&
|
|
(m_aNameBlock == rOther.m_aNameBlock) &&
|
|
(m_aDataBlock == rOther.m_aDataBlock) );
|
|
}
|
|
|
|
/** swap (internal and external representation).
|
|
*/
|
|
void swap (const D& rDescr)
|
|
{
|
|
#ifdef OSL_BIGENDIAN
|
|
m_aNameBlock.swap();
|
|
m_aDataBlock.swap();
|
|
#endif /* OSL_BIGENDIAN */
|
|
}
|
|
|
|
/** guard (external representation).
|
|
*/
|
|
void guard (const D& rDescr)
|
|
{
|
|
m_aNameBlock.guard();
|
|
m_aDataBlock.guard();
|
|
}
|
|
|
|
/** verify (external representation).
|
|
*/
|
|
storeError verify (const D& rDescr)
|
|
{
|
|
storeError eErrCode = m_aNameBlock.verify();
|
|
if (eErrCode == store_E_None)
|
|
eErrCode = m_aDataBlock.verify();
|
|
return eErrCode;
|
|
}
|
|
|
|
/** ChunkDescriptor.
|
|
*/
|
|
struct ChunkDescriptor
|
|
{
|
|
/** Representation.
|
|
*/
|
|
sal_uInt32 m_nPage;
|
|
sal_uInt16 m_nOffset;
|
|
sal_uInt16 m_nLength;
|
|
|
|
/** Construction.
|
|
*/
|
|
ChunkDescriptor (sal_uInt32 nPosition, sal_uInt16 nCapacity)
|
|
{
|
|
m_nPage = nPosition / nCapacity;
|
|
m_nOffset = (sal_uInt16)((nPosition % nCapacity) & 0xffff);
|
|
m_nLength = nCapacity - m_nOffset;
|
|
}
|
|
};
|
|
|
|
/** ChunkScope.
|
|
*/
|
|
enum ChunkScope
|
|
{
|
|
SCOPE_INTERNAL,
|
|
SCOPE_EXTERNAL,
|
|
SCOPE_DIRECT,
|
|
SCOPE_SINGLE,
|
|
SCOPE_DOUBLE,
|
|
SCOPE_TRIPLE,
|
|
SCOPE_UNREACHABLE,
|
|
SCOPE_UNKNOWN
|
|
};
|
|
|
|
/** scope (internal).
|
|
*/
|
|
ChunkScope scope (sal_uInt32 nPosition) const
|
|
{
|
|
sal_uInt32 nCapacity = capacity();
|
|
if (nPosition < nCapacity)
|
|
return SCOPE_INTERNAL;
|
|
else
|
|
return SCOPE_EXTERNAL;
|
|
}
|
|
};
|
|
|
|
/*========================================================================
|
|
*
|
|
* OStoreDirectoryPageObject.
|
|
*
|
|
*======================================================================*/
|
|
class OStoreDirectoryPageObject : public store::OStorePageObject
|
|
{
|
|
typedef OStorePageObject base;
|
|
typedef OStoreDirectoryPageData page;
|
|
typedef OStoreIndirectionPageData indirect;
|
|
|
|
typedef OStorePageDescriptor D;
|
|
|
|
public:
|
|
/** Construction.
|
|
*/
|
|
inline OStoreDirectoryPageObject (page& rPage);
|
|
|
|
/** External representation.
|
|
*/
|
|
virtual void swap (const D& rDescr);
|
|
virtual void guard (const D& rDescr);
|
|
virtual storeError verify (const D& rDescr);
|
|
|
|
/** attrib.
|
|
*/
|
|
sal_uInt32 attrib (void) const
|
|
{
|
|
return m_rPage.m_aNameBlock.m_nAttrib;
|
|
}
|
|
void attrib (sal_uInt32 nAttrib)
|
|
{
|
|
m_rPage.m_aNameBlock.m_nAttrib = nAttrib;
|
|
touch();
|
|
}
|
|
|
|
/** dataLength.
|
|
*/
|
|
sal_uInt32 dataLength (void) const
|
|
{
|
|
return m_rPage.m_aDataBlock.m_nDataLen;
|
|
}
|
|
void dataLength (sal_uInt32 nLength)
|
|
{
|
|
m_rPage.m_aDataBlock.m_nDataLen = nLength;
|
|
touch();
|
|
}
|
|
|
|
/** direct.
|
|
*/
|
|
sal_uInt32 directLink (sal_uInt16 nIndex) const
|
|
{
|
|
return m_rPage.m_aDataBlock.directLink (nIndex);
|
|
}
|
|
void directLink (sal_uInt16 nIndex, sal_uInt32 nAddr)
|
|
{
|
|
m_rPage.m_aDataBlock.directLink (nIndex, nAddr);
|
|
touch();
|
|
}
|
|
|
|
/** single indirect.
|
|
*/
|
|
sal_uInt32 singleLink (sal_uInt16 nIndex) const
|
|
{
|
|
return m_rPage.m_aDataBlock.singleLink (nIndex);
|
|
}
|
|
void singleLink (sal_uInt16 nIndex, sal_uInt32 nAddr)
|
|
{
|
|
m_rPage.m_aDataBlock.singleLink (nIndex, nAddr);
|
|
touch();
|
|
}
|
|
|
|
/** double indirect.
|
|
*/
|
|
sal_uInt32 doubleLink (sal_uInt16 nIndex) const
|
|
{
|
|
return m_rPage.m_aDataBlock.doubleLink (nIndex);
|
|
}
|
|
void doubleLink (sal_uInt16 nIndex, sal_uInt32 nAddr)
|
|
{
|
|
m_rPage.m_aDataBlock.doubleLink (nIndex, nAddr);
|
|
touch();
|
|
}
|
|
|
|
/** triple indirect.
|
|
*/
|
|
sal_uInt32 tripleLink (sal_uInt16 nIndex) const
|
|
{
|
|
return m_rPage.m_aDataBlock.tripleLink (nIndex);
|
|
}
|
|
void tripleLink (sal_uInt16 nIndex, sal_uInt32 nAddr)
|
|
{
|
|
m_rPage.m_aDataBlock.tripleLink (nIndex, nAddr);
|
|
touch();
|
|
}
|
|
|
|
/** scope (external data page).
|
|
*/
|
|
page::ChunkScope scope (
|
|
sal_uInt32 nPage,
|
|
page::DataBlock::LinkDescriptor &rDescr) const;
|
|
|
|
/** get (external data page).
|
|
*/
|
|
storeError get (
|
|
sal_uInt32 nPage,
|
|
indirect *&rpSingle,
|
|
indirect *&rpDouble,
|
|
indirect *&rpTriple,
|
|
OStoreDataPageObject &rData,
|
|
OStorePageBIOS &rBIOS,
|
|
osl::Mutex *pMutex = NULL);
|
|
|
|
/** put (external data page).
|
|
*/
|
|
storeError put (
|
|
sal_uInt32 nPage,
|
|
indirect *&rpSingle,
|
|
indirect *&rpDouble,
|
|
indirect *&rpTriple,
|
|
OStoreDataPageObject &rData,
|
|
OStorePageBIOS &rBIOS,
|
|
osl::Mutex *pMutex = NULL);
|
|
|
|
/** truncate (external data page).
|
|
*/
|
|
storeError truncate (
|
|
sal_uInt32 nPage,
|
|
indirect *&rpSingle,
|
|
indirect *&rpDouble,
|
|
indirect *&rpTriple,
|
|
OStoreDataPageObject &rData,
|
|
OStorePageBIOS &rBIOS,
|
|
osl::Mutex *pMutex = NULL);
|
|
|
|
private:
|
|
/** Representation.
|
|
*/
|
|
page& m_rPage;
|
|
|
|
/** truncate (external data page scope; private).
|
|
*/
|
|
storeError truncate (
|
|
page::ChunkScope eScope,
|
|
sal_uInt16 nRemain,
|
|
indirect *&rpSingle,
|
|
indirect *&rpDouble,
|
|
indirect *&rpTriple,
|
|
OStoreDataPageObject &rData,
|
|
OStorePageBIOS &rBIOS,
|
|
osl::Mutex *pMutex = NULL);
|
|
};
|
|
|
|
inline OStoreDirectoryPageObject::OStoreDirectoryPageObject (page& rPage)
|
|
: OStorePageObject (rPage), m_rPage (rPage)
|
|
{
|
|
}
|
|
|
|
/*========================================================================
|
|
*
|
|
* The End.
|
|
*
|
|
*======================================================================*/
|
|
|
|
} // namespace store
|
|
|
|
#endif /* !_STORE_STORDATA_HXX_ */
|
|
|