89 lines
2.1 KiB
C++
89 lines
2.1 KiB
C++
//+---------------------------------------------------------------------------
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//
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// Copyright (C) 1996, Microsoft Corporation.
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//
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// File: fmapio.hxx
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//
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// Contents: Parser for an HTX file
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//
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// History: 96/Jan/3 DwightKr Created
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// Aug 20 1996 Srikants Moved from htx.hxx to this file
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//
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//----------------------------------------------------------------------------
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#pragma once
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#include <tgrow.hxx>
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//+---------------------------------------------------------------------------
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//
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// Class: CFileMapView
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//
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// Purpose: Maps a file in its entirity
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//
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// History: 96/Jan/23 DwightKr Created
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//
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//----------------------------------------------------------------------------
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class CFileMapView : INHERIT_UNWIND
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{
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INLINE_UNWIND(CFileMapView)
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public:
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CFileMapView( WCHAR const * wcsFileName );
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~CFileMapView();
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void Init();
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HANDLE GetFileHandle() const { return _hFile; }
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BYTE * GetBuffer() const { return _pbBuffer; }
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ULONG GetBufferSize() const { return _cbBuffer; }
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BYTE operator[](unsigned i)
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{
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Win4Assert( i < _cbBuffer );
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return _pbBuffer[i];
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}
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BOOL IsUnicode() const { return _IsUnicode; }
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private:
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HANDLE _hFile; // Handle to the file
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HANDLE _hMap; // Handle to the map
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BYTE * _pbBuffer; // Pointer to the allocated memory
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ULONG _cbBuffer; // Size of the mapped file
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BOOL _IsUnicode; // Does this file contain unicode?
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};
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//+---------------------------------------------------------------------------
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//
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// Class: CFileBuffer
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//
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// Purpose: Manages a UNICODE representation of a mapped file
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//
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// History: 96/May/06 DwightKr Created
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//
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//----------------------------------------------------------------------------
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class CFileBuffer : INHERIT_UNWIND
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{
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INLINE_UNWIND(CFileBuffer);
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public:
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CFileBuffer( CFileMapView & fileMap,
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UINT codePage );
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ULONG fgetsw( XGrowable<WCHAR> & xLine );
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private:
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WCHAR * _wcsNextLine;
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ULONG _cwcFileBuffer;
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XArray<WCHAR> _pwBuffer;
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};
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