127 lines
2.1 KiB
C++
127 lines
2.1 KiB
C++
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/*++
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Copyright (c) 1998-1999 Microsoft Corporation
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All rights reserved.
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Module Name:
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dbgcon.cxx
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Abstract:
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Debug Device Text Console
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Author:
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Steve Kiraly (SteveKi) 10-Dec-1995
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Revision History:
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--*/
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#include "precomp.hxx"
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#pragma hdrstop
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#include "dbgcon.hxx"
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//
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// Construct the console device.
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//
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TDebugDeviceConsole::
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TDebugDeviceConsole(
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IN LPCTSTR pszConfiguration,
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IN EDebugType eDebugType
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) : TDebugDevice( pszConfiguration, eDebugType ),
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_bValid( FALSE ),
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_hOutputHandle( INVALID_HANDLE_VALUE ),
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_eCharType( kAnsi )
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{
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//
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// Get the current character type.
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//
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_eCharType = eGetCharType();
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//
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// If console allocated.
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//
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_bValid = AllocConsole();
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//
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// If valid console created.
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//
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_hOutputHandle = GetStdHandle( STD_OUTPUT_HANDLE );
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}
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//
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// Release the constructed console.
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//
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TDebugDeviceConsole::
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~TDebugDeviceConsole(
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)
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{
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//
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// If console was alocated.
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//
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if( _hOutputHandle )
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{
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FreeConsole();
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}
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}
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//
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// Indicates object validity.
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//
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BOOL
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TDebugDeviceConsole::
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bValid(
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VOID
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)
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{
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return _hOutputHandle != NULL;
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}
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//
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// Output to the specified device.
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//
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BOOL
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TDebugDeviceConsole::
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bOutput (
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IN UINT uSize,
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IN LPBYTE pBuffer
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)
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{
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BOOL bStatus = FALSE;
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//
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// Only if console was created.
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//
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if( bValid() )
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{
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//
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// Adjust passed in byte cound to a character count.
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//
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if( _eCharType == kUnicode )
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{
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uSize = uSize / sizeof( WCHAR );
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}
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//
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// Write the specified bytes to the console.
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//
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DWORD cbWritten;
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bStatus = WriteConsole( _hOutputHandle,
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pBuffer,
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uSize,
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&cbWritten,
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NULL );
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//
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// Success only of the specified bytes were written.
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//
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if( !bStatus || cbWritten != uSize )
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{
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bStatus = FALSE;
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}
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}
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return bStatus;
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}
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