From 9225de70e9dccc5a126dcdcd739efff1924ab105 Mon Sep 17 00:00:00 2001
From: Wolfgang Hottgenroth <wolfgang.hottgenroth@icloud.com>
Date: Sat, 12 Dec 2020 22:40:56 +0100
Subject: [PATCH] not yet working offsetof stuff

---
 cube/User/Src/configCmds.c | 17 ++++++++++-------
 cube/User/Src/main2.c      |  8 ++++----
 2 files changed, 14 insertions(+), 11 deletions(-)

diff --git a/cube/User/Src/configCmds.c b/cube/User/Src/configCmds.c
index 6bc5547..783462a 100644
--- a/cube/User/Src/configCmds.c
+++ b/cube/User/Src/configCmds.c
@@ -53,30 +53,33 @@ static bool showConfigCmd(uint8_t argc, char **args) {
 
 
 
-static bool setDeviceNameCmd(uint8_t argc, char **args) {
-    return setStringParameterCmd(argc, args, )
-}
 
-
-static bool setStringParameterCmd(uint8_t argc, char **args) {
+static bool setStringParameterCmd(uint8_t argc, char **args, size_t offset) {
     bool retCode = true;
 
     t_configBlock configBlock;
     char *parameterName = args[1];
     char *newParameterValue = args[2];
     if (strlen(newParameterValue) >= sizeof(configBlock.deviceName)) {
-        sendFormatString("given new value for %s is too long\n\r", parameterMeter);
+        sendFormatString("given new value for %s is too long\n\r", parameterName);
         retCode = false;
     } else {
         sendFormatString("set %s to %s\n\r", parameterName, newParameterValue);
 
         eepromReadConfigBlock(&configBlock);
-        strcpy(configBlock.deviceName, newParameterValue);
+        strcpy(((char*) (*(((char*)&configBlock) + offset))), newParameterValue);
         eepromWriteConfigBlock(&configBlock);
     }
 
     return retCode;
 }
+
+
+static bool setDeviceNameCmd(uint8_t argc, char **args) {
+    return setStringParameterCmd(argc, args, offsetof(t_configBlock, deviceName));
+}
+
+
 const static cmd_t SET_COMMANDS[] = {
     { .name = "devicename", .cmdFunc = setDeviceNameCmd,
       .help = \
diff --git a/cube/User/Src/main2.c b/cube/User/Src/main2.c
index f6ca942..f902c82 100644
--- a/cube/User/Src/main2.c
+++ b/cube/User/Src/main2.c
@@ -58,11 +58,11 @@ void my_setup_2() {
     cmdHandlerInit();
     oledPrint(OLED_SCREEN0, "cmdhandler init");
 
-    //frontendInit();
-    //oledPrint(OLED_SCREEN0, "frontend init");
+    frontendInit();
+    oledPrint(OLED_SCREEN0, "frontend init");
 
-    //mbusCommInit();
-    //oledPrint(OLED_SCREEN0, "Meterbus init");
+    mbusCommInit();
+    oledPrint(OLED_SCREEN0, "Meterbus init");
     oledPrint(OLED_SCREEN0, "App running");
 }