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configmanager bugfix

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This commit is contained in:
Klaus K Wilting 2020-10-05 15:41:49 +02:00
parent b28a86c9a2
commit d530187130
1 changed files with 11 additions and 10 deletions
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21
src/configmanager.cpp
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@ -63,7 +63,9 @@ static void defaultConfig(configData_t *myconfig) {
// migrate runtime configuration from earlier to current version
static void migrateConfig(void) {
// currently no configuration migration rules are implemented
// currently no configuration migration rules are implemented, we reset to
// factory settings instead
eraseConfig();
}
// save current configuration from RAM to NVRAM
@ -99,24 +101,23 @@ bool loadConfig() {
if (!nvram.begin(DEVCONFIG, true)) {
ESP_LOGI(TAG, "NVRAM initialized, device starts with factory settings");
eraseConfig();
return true;
}
// simple check that runtime config data matches
if (nvram.getBytesLength(DEVCONFIG) != (cfgLen + cfgLen2)) {
ESP_LOGE(TAG, "Configuration invalid");
return false;
}
// if (nvram.getBytesLength(DEVCONFIG) != (cfgLen + cfgLen2)) {
// ESP_LOGE(TAG, "Configuration invalid");
// return false;
//}
// load device runtime config from nvram and copy it to byte array
nvram.getBytes(DEVCONFIG, buffer, cfgLen + cfgLen2);
nvram.end();
// validate loaded configuration by checking magic bytes at end of array
if (memcmp(buffer + cfgLen, &cfgMagicBytes, cfgLen2) != 0) {
ESP_LOGW(TAG, "No configuration found");
return false;
}
// if (memcmp(buffer + cfgLen, &cfgMagicBytes, cfgLen2) != 0) {
// ESP_LOGW(TAG, "No configuration found");
// return false;
//}
// copy loaded configuration into runtime cfg struct
memcpy(&cfg, buffer, cfgLen);