ucb/source/ucp/file/filrec.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_UCB_SOURCE_UCP_FILE_FILREC_HXX
  21 #define INCLUDED_UCB_SOURCE_UCP_FILE_FILREC_HXX
  22
  23 #include <osl/file.hxx>
  24
  25 namespace fileaccess {
  26
  27 class ReconnectingFile
  28 {
  29     ::osl::File     m_aFile;
  30
  31     sal_uInt32      m_nFlags;
  32     bool        m_bFlagsSet;
  33
  34     bool        m_bDisconnect;
  35
  36     ReconnectingFile( ReconnectingFile const & ) = delete;
  37     ReconnectingFile& operator=( ReconnectingFile const & ) = delete;
  38
  39 public:
  40
  41     explicit ReconnectingFile( const OUString& aFileURL )
  42         : m_aFile( aFileURL )
  43         , m_nFlags( 0 )
  44         , m_bFlagsSet( false )
  45         , m_bDisconnect( false )
  46     {}
  47
  48     ~ReconnectingFile()
  49     {
  50         close();
  51     }
  52
  53     void disconnect();
  54     bool reconnect();
  55
  56     ::osl::FileBase::RC open( sal_uInt32 uFlags );
  57
  58     ::osl::FileBase::RC close();
  59
  60     ::osl::FileBase::RC setPos( sal_uInt32 uHow, sal_Int64 uPos );
  61
  62     ::osl::FileBase::RC getPos( sal_uInt64& uPos );
  63
  64     ::osl::FileBase::RC setSize( sal_uInt64 uSize );
  65
  66     ::osl::FileBase::RC getSize( sal_uInt64 &rSize );
  67
  68     ::osl::FileBase::RC read( void *pBuffer, sal_uInt64 uBytesRequested, sal_uInt64& rBytesRead );
  69
  70     ::osl::FileBase::RC write(const void *pBuffer, sal_uInt64 uBytesToWrite, sal_uInt64& rBytesWritten);
  71
  72     ::osl::FileBase::RC sync() const;
  73 };
  74
  75 } // namespace fileaccess
  76 #endif // INCLUDED_UCB_SOURCE_UCP_FILE_FILREC_HXX
  77
  78 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */