Typos and cosmetics.

coupler/common.h

@@ -36,7 +36,7 @@
 
 unsigned long int getMilliSecondsSinceEpoch() {
   /*
-   * Return milli seconds since epoch.
+   * Return milliseconds since epoch.
    */
   struct timeval current_time;
   gettimeofday(&current_time, NULL);

coupler/keep_alive.h

@@ -102,5 +102,4 @@ void gotoNormalMode() {
               UA_LOGCATEGORY_USERLAND, \
               "Go to NORMAL MODE");
   I2C_VIRTUAL_MODE = 0;
-
 }

coupler/keep_alive_subscriber.h

@@ -68,7 +68,7 @@ static void dataChangeNotificationCallback(UA_Server *server, UA_UInt32 monitore
           //           UA_LOGCATEGORY_USERLAND, \
           //           "HEART BEAT: %d (%ld)", coupler_id, milli_seconds_now);
 
-	  // convert coupler_id to str
+          // convert coupler_id to str
           char* coupler_id_str = convertInt2Str(coupler_id);
 
           // convert micro seconds to str
@@ -77,11 +77,10 @@ static void dataChangeNotificationCallback(UA_Server *server, UA_UInt32 monitore
           // Add to our local linked list
           addItem(&SUBSCRIBER_DICT, coupler_id_str, milli_seconds_now_str);
 
-	  // set GPIO so we can monitor using logical analyzer the work of
-	  // keep-alive network system
-	  if (CURRENT_GPIO_MODE == 1) setGPIO();
-
-	}
+          // set GPIO so we can monitor using logical analyzer the work of
+          // keep-alive network system
+          if (CURRENT_GPIO_MODE == 1) setGPIO();
+        }
     }
 }
 
@@ -285,8 +284,8 @@ void callbackCheckHeartBeat() {
             // initial keep alive received, printout
             UA_LOG_INFO(UA_Log_Stdout, UA_LOGCATEGORY_USERLAND, 
                         "UP (recovered %d times): %s", SAFE_MODE_STATE_COUNTER, coupler_id_str);
-	    // go to normal operational mode
-	    gotoNormalMode();
+          // go to normal operational mode
+          gotoNormalMode();
           }
           CURRENT_STATE = STATE_UP;
         }

coupler/mod_io_i2c.h

@@ -223,12 +223,12 @@ static int getAnalogInputStateAIN(int i2c_addr, int **analog_input, uint8_t read
     else
     {
         int analog_data = 0;
-	// based on https://github.com/OLIMEX/OLINUXINO/blob/master/SOFTWARE/A13/MOD-IO/main.c
-	// since ADC is 10 bit we need to read and convert accordingly 2 bytes
-	analog_data = read_buf[1];
-	analog_data <<= 8;
-	analog_data |= read_buf[0];
-	*analog_input = &analog_data;
+        // based on https://github.com/OLIMEX/OLINUXINO/blob/master/SOFTWARE/A13/MOD-IO/main.c
+        // since ADC is 10 bit we need to read and convert accordingly 2 bytes
+        analog_data = read_buf[1];
+        analog_data <<= 8;
+        analog_data |= read_buf[0];
+        *analog_input = &analog_data;
     }
     close(file);
 }

coupler/mod_io_opc_ua.h

@@ -96,7 +96,7 @@ static void addVariable(UA_Server *server)
     /* 
      * Create all variables representing MOD-IO's relays
      */
-    int i,n;;
+    int i,n;
     int length = getI2CSlaveListLength();
     char *node_id = malloc(sizeof(char) * 10);
     char *node_title = malloc(sizeof(char) * 30);