Log Event

Fires once for each log message.


ANSI (Cross Platform)
virtual int FireLog(MQTTLogEventParams *e);
typedef struct {
int LogLevel;
const char *Message;
const char *LogType; int reserved; } MQTTLogEventParams; Unicode (Windows) virtual INT FireLog(MQTTLogEventParams *e);
typedef struct {
INT LogLevel;
LPCWSTR Message;
LPCWSTR LogType; INT reserved; } MQTTLogEventParams;
- (void)onLog:(int)logLevel :(NSString*)message :(NSString*)logType;
#define EID_MQTT_LOG 5

virtual INT IPWORKSMQ_CALL FireLog(INT &iLogLevel, LPSTR &lpszMessage, LPSTR &lpszLogType);


This event fires once for each log message generated by the class. The verbosity is controlled by the LogLevel setting.

LogLevel indicates the level of the Message. Possible values are:

0 (None) No events are logged.
1 (Info - default) Informational events are logged.
2 (Verbose) Detailed data is logged.
3 (Debug) Debug data is logged.

LogType identifies the type of log entry. Possible values are:

  • Info: General information about the class.
  • Packet: Packet content logging.
  • Reconnect: Reconnection status messages.
  • Session: Session status messages.

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IPWorks MQ 2020 C++ Edition - Version 20.0 [Build 8162]