mqtt_publish_param_t Struct Reference

Data Fields
mqtt_publish_message_t	message
uint16_t	message_id
uint8_t	dup_flag:1
uint8_t	retain_flag:1

Field Documentation

uint8_t mqtt_publish_param_t::dup_flag

Duplicate flag. If 1, it indicates the message is being retransmitted. Has no meaning with QoS 0.

mqtt_publish_message_t mqtt_publish_param_t::message

Messages including topic, QoS and its payload (if any) to be published.

uint16_t mqtt_publish_param_t::message_id

Message id used for the publish message. Redundant for QoS 0.

uint8_t mqtt_publish_param_t::retain_flag

retain flag. If 1, the message shall be stored persistently by the broker.