portother.c
上传用户:kongshuqi
上传日期:2013-10-09
资源大小:59k
文件大小:3k
- /*
- * FreeModbus Libary: Win32 Port
- * Copyright (C) 2006 Christian Walter <wolti@sil.at>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * File: $Id: portother.c,v 1.1 2006/06/26 18:52:28 wolti Exp $
- */
- #include <stdio.h>
- #include <stdlib.h>
- #include "port.h"
- /* ----------------------- Modbus includes ----------------------------------*/
- #include "mb.h"
- #include "mbport.h"
- #include "mbconfig.h"
- LPTSTR
- Error2String( DWORD dwError )
- {
- static TCHAR szUserBuf[512];
- static LPTSTR szErrorMsg = _T( "internal error" );
- LPTSTR lpMsgBuf = NULL;
- DWORD dwLength;
- dwLength = FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER |
- FORMAT_MESSAGE_FROM_SYSTEM,
- NULL,
- dwError,
- MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ),
- ( LPTSTR ) & lpMsgBuf, 0, NULL );
- if( dwLength == 0 )
- {
- lpMsgBuf = _T( "internal error" );
- }
- _tcsnccpy_s( szUserBuf, _countof( szUserBuf ), lpMsgBuf, _tcslen( lpMsgBuf ) );
- LocalFree( lpMsgBuf );
- return szUserBuf;
- }
- void
- vMBPortLog( eMBPortLogLevel eLevel, const TCHAR * szModule, const TCHAR * szFmt, ... )
- {
- TCHAR szBuf[512];
- int i;
- va_list args;
- static const LPTSTR arszLevel2Str[] =
- { _T( "DEBUG" ), _T( "INFO" ), _T( "WARN" ), _T( "ERROR" ) };
- i = _sntprintf_s( szBuf, _countof(szBuf) , _TRUNCATE, _T( "%s: %s: " ),
- arszLevel2Str[eLevel], szModule );
- if( i != 0 )
- {
- va_start( args, szFmt );
- i += _vsntprintf_s( &szBuf[i], _countof(szBuf) - i, _TRUNCATE, szFmt, args );
- va_end( args );
- }
- if( i != 0 )
- {
- if( eLevel == MB_LOG_DEBUG )
- {
- OutputDebugString( szBuf );
- }
- else
- {
- _fputts( szBuf, stderr );
- }
- }
-
- }