Source code of Windows XP (NT5)
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

81 lines
2.2 KiB

//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1997-1998
//
// File: ciodmerr.cxx
//
// Contents: ciodm error class
//
// Classes: CiodmError
//
// History: 12-20-97 mohamedn created
//
//----------------------------------------------------------------------------
#include "pch.cxx"
#pragma hdrstop
#include "stdafx.h"
//+---------------------------------------------------------------------------
//
// Member: CiodmError::GetErrorMessage, public
//
// Synopsis: returns error message corresponing to sc value
//
// Arguments: none
//
// Returns: valid error message upon success, 0 upon failure
//
// History: 12-20-97 mohamedn created
//
//----------------------------------------------------------------------------
WCHAR const * CiodmError::GetErrorMessage(void)
{
//
// Generate the Win32 error code by removing the facility code (7) and
// the error bit.
//
Win4Assert( _scError );
ULONG Win32status = _scError;
if ( (Win32status & (FACILITY_WIN32 << 16)) == (FACILITY_WIN32 << 16) )
{
Win32status &= ~( 0x80000000 | (FACILITY_WIN32 << 16) );
}
//
// Try looking up the error in the Win32 list of error codes
//
if ( ! FormatMessage( FORMAT_MESSAGE_FROM_SYSTEM,
GetModuleHandle(L"kernel32.dll"),
Win32status,
0,
_awcsErrorMessage,
sizeof _awcsErrorMessage/ sizeof WCHAR,
0 ) )
{
if ( ! FormatMessage( FORMAT_MESSAGE_FROM_HMODULE,
GetModuleHandle(L"query.dll"),
Win32status,
0,
_awcsErrorMessage,
sizeof _awcsErrorMessage/ sizeof WCHAR,
0 ) )
{
odmDebugOut(( DEB_ERROR, "FormatMessage() Failed: %x\n",GetLastError() ));
return 0;
}
}
return _awcsErrorMessage;
}