/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project .
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License , v . 2 . 0 . If a copy of the MPL was not distributed with this
* file , You can obtain one at http : //mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice :
*
* Licensed to the Apache Software Foundation ( ASF ) under one or more
* contributor license agreements . See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership . The ASF licenses this file to you under the Apache
* License , Version 2 . 0 ( 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.apache.org/licenses/LICENSE-2.0 .
*/
#pragma once
#include <sal/types.h>
#include <rtl/string.h>
#include <rtl/ref.hxx>
#include "object.hxx"
#include "storbase.hxx"
namespace store
{
class OStorePageManager;
struct OStoreDataPageData;
struct OStoreDirectoryPageData;
class OStoreLockBytes : public store::OStoreObject
{
public :
OStoreLockBytes();
/** create (two-phase construction).
* @ param pManager [ in ]
* @ param pPath [ in ]
* @ param pName [ in ]
* @ param eMode [ in ]
* @ return store_E_None upon success
*/
storeError create (
OStorePageManager *pManager,
rtl_String const *pPath,
rtl_String const *pName,
storeAccessMode eAccessMode);
/** Read at Offset into Buffer.
* @ param nOffset [ in ]
* @ param pBuffer [ out ]
* @ param nBytes [ in ]
* @ param rnDone [ out ]
* @ return store_E_None upon success
*/
storeError readAt (
sal_uInt32 nOffset,
void *pBuffer,
sal_uInt32 nBytes,
sal_uInt32 &rnDone);
/** Write at Offset from Buffer.
* @ param nOffset [ in ]
* @ param pBuffer [ in ]
* @ param nBytes [ in ]
* @ param rnDone [ out ]
* @ return store_E_None upon success
*/
storeError writeAt (
sal_uInt32 nOffset,
const void *pBuffer,
sal_uInt32 nBytes,
sal_uInt32 &rnDone);
/** setSize.
* @ param nSize [ in ]
* @ return store_E_None upon success
*/
storeError setSize (sal_uInt32 nSize);
/** IStoreHandle.
*/
virtual bool isKindOf (sal_uInt32 nMagic) override;
protected :
virtual ~OStoreLockBytes() override;
private :
/** IStoreHandle TypeId.
*/
static const sal_uInt32 m_nTypeId;
/** IStoreHandle query() template specialization.
*/
friend OStoreLockBytes*
SAL_CALL query<> (OStoreObject *pHandle, OStoreLockBytes*);
rtl::Reference<OStorePageManager> m_xManager;
typedef OStoreDataPageData data;
typedef OStoreDirectoryPageData inode;
typedef PageHolderObject< inode > inode_holder_type;
inode_holder_type m_xNode;
bool m_bWriteable;
OStoreLockBytes (const OStoreLockBytes&) = delete ;
OStoreLockBytes& operator = (const OStoreLockBytes&) = delete ;
};
template <> inline OStoreLockBytes*
SAL_CALL query (OStoreObject *pHandle, SAL_UNUSED_PARAMETER OStoreLockBytes*)
{
if (pHandle && pHandle->isKindOf (OStoreLockBytes::m_nTypeId))
{
// Handle is kind of OStoreLockBytes.
return static_cast <OStoreLockBytes*>(pHandle);
}
return nullptr;
}
} // namespace store
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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(vorverarbeitet am 2026-09-29)
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