1 files changed, 102 insertions, 0 deletions
diff --git a/apps/modbus/nuttx/portother.c b/apps/modbus/nuttx/portother.c
new file mode 100644
index 000000000..bb7068940
--- /dev/null
+++ b/apps/modbus/nuttx/portother.c
@@ -0,0 +1,102 @@
+/*
+ * FreeModbus Libary: Linux 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 2006/08/01 20:58:49 wolti Exp $
+ */
+
+/* ----------------------- Standard includes --------------------------------*/
+#include <nuttx/config.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <errno.h>
+#include <pthread.h>
+
+#include "port.h"
+
+/* ----------------------- Modbus includes ----------------------------------*/
+#include "mb.h"
+#include "mbport.h"
+
+/* ----------------------- Defines ------------------------------------------*/
+#define NELEMS( x ) ( sizeof( ( x ) )/sizeof( ( x )[0] ) )
+
+/* ----------------------- Static variables ---------------------------------*/
+static FILE    *fLogFile = NULL;
+static eMBPortLogLevel eLevelMax = MB_LOG_DEBUG;
+static pthread_mutex_t xLock = PTHREAD_MUTEX_INITIALIZER;
+
+/* ----------------------- Start implementation -----------------------------*/
+void
+vMBPortLogLevel( eMBPortLogLevel eNewLevelMax )
+{
+    eLevelMax = eNewLevelMax;
+}
+
+void
+vMBPortLogFile( FILE * fNewLogFile )
+{
+    fLogFile = fNewLogFile;
+}
+
+void
+vMBPortLog( eMBPortLogLevel eLevel, const CHAR * szModule, const CHAR * szFmt, ... )
+{
+    CHAR            szBuf[512];
+    int             i;
+    va_list         args;
+    FILE           *fOutput = fLogFile == NULL ? stderr : fLogFile;
+
+    static const char *arszLevel2Str[] = { "ERROR", "WARN", "INFO", "DEBUG" };
+
+    i = snprintf( szBuf, NELEMS( szBuf ), "%s: %s: ", arszLevel2Str[eLevel], szModule );
+
+    if( i != 0 )
+    {
+        va_start( args, szFmt );
+        i += vsnprintf( &szBuf[i], NELEMS( szBuf ) - i, szFmt, args );
+        va_end( args );
+    }
+
+    if( i != 0 )
+    {
+        if( eLevel <= eLevelMax )
+        {
+            fputs( szBuf, fOutput );
+        }
+    }
+}
+
+void
+vMBPortEnterCritical( void )
+{
+    if( pthread_mutex_lock( &xLock ) != 0 )
+    {
+        vMBPortLog( MB_LOG_ERROR, "OTHER", "Locking primitive failed: %s\n", strerror( errno ) );
+    }
+}
+
+void
+vMBPortExitCritical( void )
+{
+    if( pthread_mutex_unlock( &xLock ) != 0 )
+    {
+        vMBPortLog( MB_LOG_ERROR, "OTHER", "Locking primitive failed: %s\n", strerror( errno ) );
+    }
+}