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Fix stack shortage exception 2 by using heap

This commit is contained in:
Theo Arends 2021-04-20 18:29:07 +02:00
parent d38032e200
commit 507e075bc1
1 changed files with 21 additions and 0 deletions
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21
tasmota/xdrv_02_mqtt.ino
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@ -352,6 +352,8 @@ void MqttPublish(const char* topic, bool retained) {
}
}
/*
// Runs out of stack space with long messages
char log_data[MAX_LOGSZ];
snprintf_P(log_data, sizeof(log_data), PSTR("%s%s = %s"), slog_type, (Settings.flag.mqtt_enabled) ? topic : strrchr(topic,'/')+1, TasmotaGlobal.mqtt_data); // SetOption3 - Enable MQTT
if (strlen(log_data) >= (sizeof(log_data) - strlen(sretained) -1)) {
@ -360,6 +362,25 @@ void MqttPublish(const char* topic, bool retained) {
}
snprintf_P(log_data, sizeof(log_data), PSTR("%s%s"), log_data, sretained);
AddLogData(LOG_LEVEL_INFO, log_data);
*/
/*
// Works
uint32_t sizeof_log_data = strlen(slog_type) + strlen(topic) + strlen(TasmotaGlobal.mqtt_data) + strlen(sretained) +4;
char *log_data = (char*)malloc(sizeof_log_data);
if (log_data) {
snprintf_P(log_data, sizeof_log_data, PSTR("%s%s = %s%s"),
slog_type, (Settings.flag.mqtt_enabled) ? topic : strrchr(topic,'/')+1, TasmotaGlobal.mqtt_data, sretained); // SetOption3 - Enable MQTT
AddLogData(LOG_LEVEL_INFO, log_data);
free(log_data);
}
*/
String log_data = slog_type;
log_data += (Settings.flag.mqtt_enabled) ? topic : strrchr(topic,'/')+1;
log_data += TasmotaGlobal.mqtt_data;
log_data += sretained;
AddLogData(LOG_LEVEL_INFO, log_data.c_str());
if (Settings.ledstate &0x04) {
TasmotaGlobal.blinks++;