sot/source/sdstor/stgio.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_SOT_SOURCE_SDSTOR_STGIO_HXX
  21 #define INCLUDED_SOT_SOURCE_SDSTOR_STGIO_HXX
  22
  23 #include "stgcache.hxx"
  24 #include "stgelem.hxx"
  25
  26 class StgFATStrm;
  27 class StgDataStrm;
  28 class StgDirStrm;
  29
  30 enum class FatError
  31 {
  32     Ok,
  33     WrongLength,
  34     UnrefChain,
  35     OutOfBounds,
  36
  37     InMemoryError,
  38     OnFileError,
  39     BothError
  40 };
  41
  42 class StgIo : public StgCache {
  43     void SetupStreams();            // load all internal streams
  44     bool         m_bCopied;
  45 public:
  46     StgIo();
  47    ~StgIo();
  48     StgHeader    m_aHdr;              // storage file header
  49     StgFATStrm*  m_pFAT;              // FAT stream
  50     StgDirStrm*  m_pTOC;              // TOC stream
  51     StgDataStrm* m_pDataFAT;          // small data FAT stream
  52     StgDataStrm* m_pDataStrm;         // small data stream
  53     short        GetDataPageSize() const; // get the logical data page size
  54     bool Load();                    // load a storage file
  55     bool Init();                    // set up an empty file
  56     bool CommitAll();               // commit everything (root commit)
  57
  58     FatError ValidateFATs( );
  59 };
  60
  61 #endif
  62
  63 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */