1 files changed, 106 insertions, 0 deletions
diff --git a/apps/modbus/nuttx/portother.c b/apps/modbus/nuttx/portother.c
new file mode 100644
index 000000000..fef826760
--- /dev/null
+++ b/apps/modbus/nuttx/portother.c
@@ -0,0 +1,106 @@
+/*
+ * FreeModbus Libary: NuttX Port
+ * Based on the FreeModbus Linux port by:
+ *
+ *   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 <apps/modbus/mb.h>
+#include <apps/modbus/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)
+{
+  int ret = pthread_mutex_lock(&xLock);
+  if (ret != 0)
+    {
+      vMBPortLog(MB_LOG_ERROR, "OTHER", "Locking primitive failed: %d\n", ret);
+    }
+}
+
+void vMBPortExitCritical(void)
+{
+  int ret = pthread_mutex_unlock(&xLock);
+  if (ret != 0)
+    {
+      vMBPortLog(MB_LOG_ERROR, "OTHER", "Locking primitive failed: %d\n", ret);
+    }
+}