diff -r 012576d7386d -r 1302abe92eb1 thermferm/rdconfig.c
--- a/thermferm/rdconfig.c	Fri Jul 11 22:53:33 2014 +0200
+++ b/thermferm/rdconfig.c	Sat Jul 12 17:57:53 2014 +0200
@@ -29,6 +29,7 @@
 
 #define MY_ENCODING "utf-8"
 
+const char	TEMPSTATE[3][8] = { "OK", "MISSING", "ERROR" };
 const char      UNITMODE[5][8]	= { "OFF", "NONE", "FRIDGE", "BEER", "PROFILE" };
 const char	UNITmode[5]  = { 'o', 'n', 'f', 'b', 'p' };
 const char	PROFSTATE[4][6]	= { "OFF", "PAUSE", "RUN", "DONE" };
@@ -62,6 +63,8 @@
     if (Config.air_address)
 	free(Config.air_address);
     Config.air_address = NULL;
+    Config.air_temperature = 20000;
+    Config.air_state = 1;	// missing
 
     for (tmp2 = Config.units; tmp2; tmp2 = tmp2->next) {
 	if (tmp2->uuid)
@@ -173,9 +176,19 @@
 	syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
 	return 1;
     }
-    if (Config.air_address && (rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "AIR_ADDRESS", "%s", Config.air_address)) < 0) {
-	syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
-	return 1;
+    if (Config.air_address) {
+    	if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "AIR_ADDRESS", "%s", Config.air_address)) < 0) {
+	    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
+	    return 1;
+    	}
+	if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "AIR_STATE", "%d", Config.air_state)) < 0) {
+	    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
+	    return 1;                           
+	}
+	if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "AIR_TEMPERATURE", "%d", Config.air_temperature)) < 0) {
+	    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
+	    return 1;
+	}
     }
 
 #ifdef HAVE_WIRINGPI_H
@@ -303,13 +316,33 @@
 		syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
 		return 1;
 	    }
-	    if (tmp3->air_address && ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "AIR_ADDRESS", "%s", tmp3->air_address)) < 0)) {
-		syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
-		return 1;
+	    if (tmp3->air_address) {
+	    	if (((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "AIR_ADDRESS", "%s", tmp3->air_address)) < 0)) {
+		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
+		    return 1;
+	    	}
+		if (((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "AIR_STATE", "%d", tmp3->air_state)) < 0)) {
+		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
+		    return 1;
+		}
+		if (((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "AIR_TEMPERATURE", "%d", tmp3->air_temperature)) < 0)) {
+		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
+		    return 1;
+		}
 	    }
-	    if (tmp3->beer_address && ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "BEER_ADDRESS", "%s", tmp3->beer_address)) < 0)) {
-		syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
-		return 1;
+	    if (tmp3->beer_address) {
+	    	if (((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "BEER_ADDRESS", "%s", tmp3->beer_address)) < 0)) {
+		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
+		    return 1;
+	    	}
+		if (((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "BEER_STATE", "%d", tmp3->beer_state)) < 0)) {
+		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
+		    return 1;
+		}
+		if (((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "BEER_TEMPERATURE", "%d", tmp3->beer_temperature)) < 0)) {
+		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
+		    return 1;
+		}
 	    }
 	    if (tmp3->io1_address && ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "IO1_ADDRESS", "%s", tmp3->io1_address)) < 0)) {
 		syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
@@ -631,7 +664,8 @@
     unit->uuid = unit->name = unit->air_address = unit->beer_address = unit->io1_address = unit->io2_address = unit->profile = NULL;
     unit->volume = 0.0;
     unit->heater_available = unit->cooler_available = unit->fan_available = FALSE;
-    unit->air_temp = unit->beer_temp = unit->beer_set = unit->fridge_set = 20.0;
+    unit->air_temperature = unit->beer_temperature = unit->beer_set = unit->fridge_set = 20.0;
+    unit->air_state = unit->beer_state = 1; // missing
     unit->heater_state = unit->cooler_state = unit->fan_state = unit->door_state = unit->mode = unit->prof_state = 0;
     unit->temp_set_min = 1.0;
     unit->temp_set_max = 30.0;
@@ -665,9 +699,33 @@
 	if ((!xmlStrcmp(cur->name, (const xmlChar *)"AIR_ADDRESS"))) {
 	    unit->air_address = (char *)xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
 	}
+	if ((!xmlStrcmp(cur->name, (const xmlChar *)"AIR_STATE"))) {
+	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
+	    if (sscanf((const char *)key, "%d", &ival) == 1)
+		unit->air_state = ival;
+	    xmlFree(key);
+	}
+	if ((!xmlStrcmp(cur->name, (const xmlChar *)"AIR_TEMPERATURE"))) {
+	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
+	    if (sscanf((const char *)key, "%d", &ival) == 1)
+		unit->air_temperature = ival;
+	    xmlFree(key);                           
+	}
 	if ((!xmlStrcmp(cur->name, (const xmlChar *)"BEER_ADDRESS"))) {
 	    unit->beer_address = (char *)xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
 	}
+	if ((!xmlStrcmp(cur->name, (const xmlChar *)"BEER_STATE"))) {
+	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
+	    if (sscanf((const char *)key, "%d", &ival) == 1)
+		unit->beer_state = ival;
+	    xmlFree(key);
+	}
+	if ((!xmlStrcmp(cur->name, (const xmlChar *)"BEER_TEMPERATURE"))) {
+	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
+	    if (sscanf((const char *)key, "%d", &ival) == 1)
+		unit->beer_temperature = ival;
+	    xmlFree(key);
+	}
 	if ((!xmlStrcmp(cur->name, (const xmlChar *)"IO1_ADDRESS"))) {
 	    unit->io1_address = (char *)xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
 	}