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