983aa4a107
Change-Id: I4b2582d3a7314d8752a56e83a4af7618b053abb5 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/128170 Tested-by: Jenkins Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
131 lines
3.5 KiB
C++
131 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <sal/types.h>
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#include <rtl/string.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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namespace store
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{
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class OStorePageManager;
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struct OStoreDataPageData;
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struct OStoreDirectoryPageData;
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class OStoreLockBytes : public store::OStoreObject
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{
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public:
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OStoreLockBytes();
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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 const *pPath,
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rtl_String const *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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/** 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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/** IStoreHandle.
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*/
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virtual bool isKindOf (sal_uInt32 nMagic) override;
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protected:
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virtual ~OStoreLockBytes() override;
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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<> (OStoreObject *pHandle, OStoreLockBytes*);
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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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OStoreLockBytes (const OStoreLockBytes&) = delete;
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OStoreLockBytes& operator= (const OStoreLockBytes&) = delete;
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};
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template<> inline OStoreLockBytes*
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SAL_CALL query (OStoreObject *pHandle, SAL_UNUSED_PARAMETER 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 nullptr;
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}
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} // namespace store
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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