173 lines
4.6 KiB
C++
173 lines
4.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org 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
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef _STORE_STORLCKB_HXX_
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#define _STORE_STORLCKB_HXX_
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#include "sal/types.h"
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#include "rtl/ustring.h"
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#include "rtl/ref.hxx"
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#include "object.hxx"
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#include "storbase.hxx"
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#include "storpage.hxx"
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namespace store
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{
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struct OStoreDataPageData;
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struct OStoreDirectoryPageData;
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/*========================================================================
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*
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* OStoreLockBytes interface.
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*
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*======================================================================*/
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class OStoreLockBytes : public store::OStoreObject
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{
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public:
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/** Construction.
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*/
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OStoreLockBytes (void);
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/** create (two-phase construction).
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* @param pManager [in]
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* @param pPath [in]
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* @param pName [in]
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* @param eMode [in]
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* @return store_E_None upon success
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*/
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storeError create (
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OStorePageManager *pManager,
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rtl_String *pPath,
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rtl_String *pName,
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storeAccessMode eAccessMode);
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/** Read at Offset into Buffer.
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* @param nOffset [in]
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* @param pBuffer [out]
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* @param nBytes [in]
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* @param rnDone [out]
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* @return store_E_None upon success
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*/
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storeError readAt (
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sal_uInt32 nOffset,
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void *pBuffer,
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sal_uInt32 nBytes,
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sal_uInt32 &rnDone);
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/** Write at Offset from Buffer.
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* @param nOffset [in]
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* @param pBuffer [in]
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* @param nBytes [in]
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* @param rnDone [out]
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* @return store_E_None upon success
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*/
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storeError writeAt (
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sal_uInt32 nOffset,
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const void *pBuffer,
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sal_uInt32 nBytes,
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sal_uInt32 &rnDone);
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/** flush.
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* @return store_E_None upon success
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*/
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storeError flush (void);
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/** setSize.
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* @param nSize [in]
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* @return store_E_None upon success
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*/
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storeError setSize (sal_uInt32 nSize);
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/** stat.
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* @paran rnSize [out]
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* @return store_E_None upon success
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*/
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storeError stat (sal_uInt32 &rnSize);
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/** IStoreHandle.
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*/
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virtual sal_Bool SAL_CALL isKindOf (sal_uInt32 nMagic);
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protected:
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/** Destruction (OReference).
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*/
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virtual ~OStoreLockBytes (void);
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private:
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/** IStoreHandle TypeId.
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*/
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static const sal_uInt32 m_nTypeId;
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/** IStoreHandle query() template specialization.
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*/
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friend OStoreLockBytes*
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SAL_CALL query<> (IStoreHandle *pHandle, OStoreLockBytes*);
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/** Representation.
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*/
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rtl::Reference<OStorePageManager> m_xManager;
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typedef OStoreDataPageData data;
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typedef OStoreDirectoryPageData inode;
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typedef PageHolderObject< inode > inode_holder_type;
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inode_holder_type m_xNode;
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bool m_bWriteable;
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/** Not implemented.
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*/
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OStoreLockBytes (const OStoreLockBytes&);
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OStoreLockBytes& operator= (const OStoreLockBytes&);
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};
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template<> inline OStoreLockBytes*
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SAL_CALL query (IStoreHandle *pHandle, OStoreLockBytes*)
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{
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if (pHandle && pHandle->isKindOf (OStoreLockBytes::m_nTypeId))
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{
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// Handle is kind of OStoreLockBytes.
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return static_cast<OStoreLockBytes*>(pHandle);
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}
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return 0;
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}
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/*========================================================================
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*
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* The End.
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*
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*======================================================================*/
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} // namespace store
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#endif /* !_STORE_STORLCKB_HXX_ */
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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