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 _STGIO_HXX
  21 #define _STGIO_HXX
  22
  23 #include <stgcache.hxx>
  24 #include <stgelem.hxx>
  25 #include <tools/link.hxx>
  26 #include <tools/string.hxx>
  27
  28 class StgFATStrm;
  29 class StgDataStrm;
  30 class StgDirStrm;
  31 class String;
  32
  33 enum FAT_ERROR
  34 {
  35     FAT_OK,
  36     FAT_WRONGLENGTH,
  37     FAT_UNREFCHAIN,
  38     FAT_OVERWRITE,
  39     FAT_OUTOFBOUNDS,
  40
  41     FAT_INMEMORYERROR,
  42     FAT_ONFILEERROR,
  43     FAT_BOTHERROR
  44 };
  45
  46 struct StgLinkArg
  47 {
  48     String aFile;
  49     sal_uLong nErr;
  50 };
  51
  52 class StgIo : public StgCache {
  53     void SetupStreams();            // load all internal streams
  54     sal_Bool         bCopied;
  55 public:
  56     StgIo();
  57    ~StgIo();
  58     StgHeader    aHdr;              // storage file header
  59     StgFATStrm*  pFAT;              // FAT stream
  60     StgDirStrm*  pTOC;              // TOC stream
  61     StgDataStrm* pDataFAT;          // small data FAT stream
  62     StgDataStrm* pDataStrm;         // small data stream
  63     short        GetDataPageSize(); // get the logical data page size
  64     sal_Bool Load();                    // load a storage file
  65     sal_Bool Init();                    // set up an empty file
  66     sal_Bool CommitAll();               // commit everything (root commit)
  67
  68     static void SetErrorLink( const Link& );
  69     static const Link& GetErrorLink();
  70     sal_uLong ValidateFATs( );
  71 };
  72
  73 #endif
  74
  75 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */