basic/source/inc/buffer.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_BASIC_SOURCE_INC_BUFFER_HXX
  21 #define INCLUDED_BASIC_SOURCE_INC_BUFFER_HXX
  22
  23 #include <sal/types.h>
  24 #include <memory>
  25
  26 class SbiParser;
  27
  28 class SbiBuffer {
  29     SbiParser* pParser;             // for error messages
  30     std::unique_ptr<char[]>  pBuf;
  31     char*   pCur;
  32     sal_uInt32  nOff;
  33     sal_uInt32  nSize;
  34     short   nInc;
  35     bool    Check( sal_Int32 );
  36 public:
  37     SbiBuffer( SbiParser*, short ); // increment
  38    ~SbiBuffer();
  39     void Patch( sal_uInt32, sal_uInt32 );
  40     void Chain( sal_uInt32 );
  41     void operator += (sal_Int8);        // save character
  42     void operator += (sal_Int16);       // save integer
  43     bool operator += (sal_uInt8);       // save character
  44     bool operator += (sal_uInt16);      // save integer
  45     bool operator += (sal_uInt32);      // save integer
  46     void operator += (sal_Int32);       // save integer
  47     char*  GetBuffer();             // give out buffer (delete yourself!)
  48     sal_uInt32 GetSize() const { return nOff; }
  49 };
  50
  51 #endif
  52
  53 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */