implement reading of the alarm from rtc

jsonrtc/conf/jsonrtc.conf

@@ -11,4 +11,5 @@ domain * {
 
 	static	/	page
 	static	/time	handle_time
+	static /wkalrm	handle_wkalrm
 }

jsonrtc/src/jsonrtc.c

@@ -11,6 +11,8 @@
 
 int		page(struct http_request *);
 int handle_time(struct http_request *);
+int handle_wkalrm(struct http_request *);
+
 int
 page(struct http_request *req)
 {
@@ -54,7 +56,7 @@ int handle_time(struct http_request *req) {
 		}
 		cJSON_Delete(time_json);
 		msg = "Error: could not get time from /dev/rtc\n";
-		http_response(req, 200, msg, strlen(msg));
+		http_response(req, 500, msg, strlen(msg));
 		return KORE_RESULT_OK;
 	} else if (req->method == HTTP_METHOD_POST) {
 		struct kore_buf * buf;
@@ -121,3 +123,50 @@ int handle_time(struct http_request *req) {
 		return (KORE_RESULT_OK);
 	}
 }
+
+int handle_wkalrm(struct http_request *req) {
+	char *result_string;
+	struct rtc_wkalrm alarm;
+	int fdesc, ret;
+	cJSON *alarm_json, *json_min, *json_hour, *json_mday,
+                *json_mon, *json_year, *json_sec, *json_wday,
+		*json_enabled, *json_pending;
+	if(req->method == HTTP_METHOD_GET) {
+		alarm_json = cJSON_CreateObject();
+		fdesc = open("/dev/rtc", O_RDONLY);
+		ret = ioctl(fdesc, RTC_WKALM_RD, &alarm);
+		close(fdesc);
+		if (!ret) {
+			json_sec = cJSON_CreateNumber(alarm.time.tm_sec);
+                        json_min = cJSON_CreateNumber(alarm.time.tm_min);
+                        json_hour = cJSON_CreateNumber(alarm.time.tm_hour);
+                        json_mday = cJSON_CreateNumber(alarm.time.tm_mday);
+                        json_mon = cJSON_CreateNumber(alarm.time.tm_mon);
+                        json_year = cJSON_CreateNumber(alarm.time.tm_year);
+                        json_wday = cJSON_CreateNumber(alarm.time.tm_wday);
+			json_enabled = cJSON_CreateNumber(alarm.enabled);
+			json_pending = cJSON_CreateNumber(alarm.pending);
+			cJSON_AddItemToObject(alarm_json, "seconds", json_sec);
+                        cJSON_AddItemToObject(alarm_json, "minutes", json_min);
+                        cJSON_AddItemToObject(alarm_json, "hour", json_hour);
+                        cJSON_AddItemToObject(alarm_json, "mday", json_mday);
+                        cJSON_AddItemToObject(alarm_json, "month", json_mon);
+                        cJSON_AddItemToObject(alarm_json, "year", json_year);
+                        cJSON_AddItemToObject(alarm_json, "wday", json_wday);
+			cJSON_AddItemToObject(alarm_json, "enabled", json_enabled);
+			cJSON_AddItemToObject(alarm_json, "pending", json_pending);
+			result_string = cJSON_Print(alarm_json);
+			cJSON_Delete(alarm_json);
+                        http_response_header(req, "Content-Type", "application/json");
+                        http_response(req, 200, result_string, strlen(result_string));
+                        return KORE_RESULT_OK;
+		} 
+		cJSON_Delete(alarm_json);
+                result_string = "Error: could not get alarm from /dev/rtc\n";
+                http_response(req, 500, result_string, strlen(result_string));
+                return KORE_RESULT_OK;
+	} else {
+                http_response(req, HTTP_STATUS_METHOD_NOT_ALLOWED, NULL, 0);
+                return (KORE_RESULT_OK);
+	}
+}