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106 lines
2.8 KiB
106 lines
2.8 KiB
/* |
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* FreeModbus Libary: NuttX Port |
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* Based on the FreeModbus Linux port by: |
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* |
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* Copyright (C) 2006 Christian Walter <wolti@sil.at> |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with this library; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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* |
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* File: $Id: portother.c,v 1.1 2006/08/01 20:58:49 wolti Exp $ |
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*/ |
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/* ----------------------- Standard includes --------------------------------*/ |
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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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/* ----------------------- Modbus includes ----------------------------------*/ |
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#include <apps/modbus/mb.h> |
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#include <apps/modbus/mbport.h> |
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/* ----------------------- Defines ------------------------------------------*/ |
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#define NELEMS(x) (sizeof((x))/sizeof((x)[0])) |
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/* ----------------------- Static variables ---------------------------------*/ |
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static FILE *fLogFile = NULL; |
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static eMBPortLogLevel eLevelMax = MB_LOG_DEBUG; |
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static pthread_mutex_t xLock = PTHREAD_MUTEX_INITIALIZER; |
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/* ----------------------- Start implementation -----------------------------*/ |
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void vMBPortLogLevel(eMBPortLogLevel eNewLevelMax) |
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{ |
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eLevelMax = eNewLevelMax; |
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} |
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void vMBPortLogFile(FILE * fNewLogFile) |
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{ |
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fLogFile = fNewLogFile; |
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} |
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void vMBPortLog(eMBPortLogLevel eLevel, const char * szModule, 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[] = { "ERROR", "WARN", "INFO", "DEBUG" }; |
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i = snprintf(szBuf, NELEMS(szBuf), "%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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void vMBPortEnterCritical(void) |
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{ |
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int ret = pthread_mutex_lock(&xLock); |
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if (ret != 0) |
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{ |
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vMBPortLog(MB_LOG_ERROR, "OTHER", "Locking primitive failed: %d\n", ret); |
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} |
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} |
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void vMBPortExitCritical(void) |
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{ |
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int ret = pthread_mutex_unlock(&xLock); |
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if (ret != 0) |
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{ |
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vMBPortLog(MB_LOG_ERROR, "OTHER", "Locking primitive failed: %d\n", ret); |
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} |
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}
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