112 lines
3.7 KiB
C
112 lines
3.7 KiB
C
/****************************************************************************
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* apps/modbus/nuttx/portother_m.c
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*
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* FreeModbus Library: NuttX Port
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* Copyright (c) 2006 Christian Walter <wolti@sil.at>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <string.h>
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#include <errno.h>
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#include <pthread.h>
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#include "port.h"
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#include "modbus/mb.h"
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#include "modbus/mb_m.h"
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#include "modbus/mbport.h"
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#if defined(CONFIG_MB_RTU_MASTER) || defined(CONFIG_MB_ASCII_MASTER)
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define NELEMS(x) (sizeof((x))/sizeof((x)[0]))
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/****************************************************************************
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* Private Data
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****************************************************************************/
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static FILE *fLogFile = NULL;
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static eMBPortLogLevel eLevelMax = MB_LOG_DEBUG;
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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void vMBMasterPortLogLevel(eMBPortLogLevel eNewLevelMax)
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{
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eLevelMax = eNewLevelMax;
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}
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void vMBMasterPortLogFile(FILE * fNewLogFile)
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{
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fLogFile = fNewLogFile;
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}
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void vMBMasterPortLog(eMBPortLogLevel eLevel, const char * szModule,
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const char * szFmt, ...)
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{
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char szBuf[512];
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int i;
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va_list args;
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FILE *fOutput = fLogFile == NULL ? stderr : fLogFile;
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static const char *arszLevel2Str[] =
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{
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"ERROR", "WARN", "INFO", "DEBUG"
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};
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i = snprintf(szBuf, NELEMS(szBuf),
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"%s: %s: ", arszLevel2Str[eLevel], szModule);
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if (i != 0)
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{
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va_start(args, szFmt);
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i += vsnprintf(&szBuf[i], NELEMS(szBuf) - i, szFmt, args);
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va_end(args);
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}
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if (i != 0)
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{
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if (eLevel <= eLevelMax)
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{
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fputs(szBuf, fOutput);
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}
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}
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}
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#endif /* defined(CONFIG_MB_RTU_MASTER) || defined(CONFIG_MB_ASCII_MASTER) */
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