158 lines
2.6 KiB
C++
158 lines
2.6 KiB
C++
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/*++
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Copyright (C) Microsoft Corporation, 1998 - 1999
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All rights reserved.
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Module Name:
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result.cxx
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Abstract:
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Error result help class
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Author:
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Steve Kiraly (SteveKi) 03-20-1998
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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 <lmerr.h>
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#include "result.hxx"
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TResult::
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TResult(
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IN DWORD dwLastError
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) : _dwLastError( dwLastError )
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{
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}
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TResult::
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~TResult(
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VOID
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)
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{
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}
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BOOL
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TResult::
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bValid(
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VOID
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)
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{
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return TRUE;
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}
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TResult::
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TResult(
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const TResult &rhs
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)
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{
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_dwLastError = rhs._dwLastError;
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}
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const TResult &
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TResult::
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operator =(
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const TResult &rhs
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)
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{
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if( this != &rhs )
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{
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_dwLastError = rhs._dwLastError;
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}
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return *this;
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}
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TResult::
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operator DWORD(
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VOID
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)
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{
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return _dwLastError;
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}
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BOOL
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TResult::
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bGetErrorString(
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IN TString &strLastError
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) const
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{
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DWORD cchReturn = 0;
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LPTSTR pszFormatMessage = NULL;
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HMODULE hModule = NULL;
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DWORD dwFlags = 0;
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TLibrary *pLib = NULL;
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TStatusB bStatus;
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bStatus DBGNOCHK = FALSE;
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//
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// If the last error is from a lanman call.
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//
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if( _dwLastError >= NERR_BASE && _dwLastError <= MAX_NERR )
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{
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pLib = new TLibrary( gszNetMsgDll );
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if( VALID_PTR( pLib ) )
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{
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hModule = pLib->hInst();
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}
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dwFlags = FORMAT_MESSAGE_ALLOCATE_BUFFER |
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FORMAT_MESSAGE_IGNORE_INSERTS |
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FORMAT_MESSAGE_FROM_HMODULE |
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FORMAT_MESSAGE_MAX_WIDTH_MASK;
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}
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else
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{
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dwFlags = FORMAT_MESSAGE_ALLOCATE_BUFFER |
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FORMAT_MESSAGE_IGNORE_INSERTS |
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FORMAT_MESSAGE_FROM_SYSTEM |
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FORMAT_MESSAGE_MAX_WIDTH_MASK;
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}
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//
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// Format the message with the passed in last error.
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//
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cchReturn = FormatMessage( dwFlags,
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hModule,
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_dwLastError,
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0,
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(LPTSTR)&pszFormatMessage,
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0,
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NULL );
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//
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// If a format string was returned then copy it back to
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// the callers specified string.
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//
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if( cchReturn )
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{
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bStatus DBGCHK = strLastError.bUpdate( pszFormatMessage );
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}
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//
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// Release the format string.
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//
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if( pszFormatMessage )
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{
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LocalFree( pszFormatMessage );
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}
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//
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// Release the net library dll.
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//
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delete pLib;
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return bStatus;
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}
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