118 lines
3.4 KiB
C++
118 lines
3.4 KiB
C++
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//+---------------------------------------------------------------------------
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//
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// Copyright (C) 1996, Microsoft Corporation.
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//
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// File: mbutil.hxx
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//
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// Contents: MultiByte To Unicode and ViceVersa utility functions and
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// classes.
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//
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// History: 96/Jan/3 DwightKr Created
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// Aug 20 1996 Srikants Moved from escurl.hxx to this file
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//
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//----------------------------------------------------------------------------
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#pragma once
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//+---------------------------------------------------------------------------
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//----------------------------------------------------------------------------
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inline void ConvertBackSlashToSlash( WCHAR * wcsPath )
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{
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Win4Assert( 0 != wcsPath );
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while ( 0 != *wcsPath )
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{
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if ( L'\\' == *wcsPath )
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{
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*wcsPath = L'/';
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}
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wcsPath++;
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}
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}
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//+---------------------------------------------------------------------------
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//----------------------------------------------------------------------------
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inline void ConvertSlashToBackSlash( WCHAR * wcsPath )
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{
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if ( 0 == wcsPath )
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return;
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while ( 0 != *wcsPath )
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{
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if ( L'/' == *wcsPath )
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{
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*wcsPath = L'\\';
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}
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wcsPath++;
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}
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}
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ULONG MultiByteToXArrayWideChar( BYTE const * pbBuffer,
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ULONG cbBuffer,
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UINT codePage,
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XArray<WCHAR> & wcsBuffer );
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DWORD WideCharToXArrayMultiByte( WCHAR const * wcsMessage,
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ULONG cwcMessage,
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UINT codePage,
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XArray<BYTE> & pszMessage );
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//+---------------------------------------------------------------------------
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//
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// Function: wcsipattern
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//
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// Synopsis: A case-insensitive, WCHAR implemtation of strstr.
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//
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// Arguments: [wcsString] - string to search
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// [wcsPattern] - pattern to look for
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//
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// Returns: pointer to pattern, 0 if no match found.
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//
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// History: 96/Jan/03 DwightKr created
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//
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// NOTE: Warning the first character of wcsPattern must be a case
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// insensitive letter. This results in a significant performance
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// improvement.
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//
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//----------------------------------------------------------------------------
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WCHAR * wcsipattern( WCHAR * wcsString, WCHAR const * wcsPattern );
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//+---------------------------------------------------------------------------
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//
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// Function: wcs2chr, inline
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//
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// Synopsis: An optimized strstr for one or two character WCHAR strings
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//
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// Arguments: [wcsString] - string to search
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// [wcsPattern] - pattern to look for
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//
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// Returns: pointer to pattern in string, 0 if no match found.
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//
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// History: 96/Apr/02 Alanw created
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//
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//----------------------------------------------------------------------------
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inline WCHAR * wcs2chr( WCHAR * wcsString, WCHAR const * wcsPattern )
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{
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Win4Assert ( wcsPattern != 0 &&
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wcslen( wcsPattern ) > 0 &&
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wcslen( wcsPattern ) <= 2 );
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Win4Assert( wcsPattern[0] == towupper(wcsPattern[0]) &&
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wcsPattern[1] == towupper(wcsPattern[1]) );
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while ( wcsString = wcschr( wcsString, *wcsPattern ) )
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{
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if ( wcsPattern[1] == L'\0' || wcsPattern[1] == wcsString[1] )
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break;
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wcsString++;
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}
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return wcsString;
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}
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