MQTT_MESSAGE (STRUCT)

TYPE MQTT_MESSAGE : STRUCT

structure to hold a single message to or from the MQTT broker

InOut:

Name	Type	Initial	Comment
sTopic	STRING(Constants.MQTT_MAX_TOPIC_LEN)	‘’	Topic where this message belongs to.
pbyPayload	POINTER TO BYTE	0	Payload which should be sent.
dwLen	DWORD	0	Length of the payload.
eQos	MQTT_QOS	MQTT_QOS.QOS_0	Quality of Service level.
xRetainFlag	BOOL	FALSE	True = Message must be stored by the server, False = Server must not store this message.