Struct esp_idf_sys::esp_mqtt_event_t

#[repr(C)]
pub struct esp_mqtt_event_t {

    pub event_id: esp_mqtt_event_id_t,
    pub client: esp_mqtt_client_handle_t,
    pub user_context: *mut c_void,
    pub data: *mut c_char,
    pub data_len: c_int,
    pub total_data_len: c_int,
    pub current_data_offset: c_int,
    pub topic: *mut c_char,
    pub topic_len: c_int,
    pub msg_id: c_int,
    pub session_present: c_int,
    pub error_handle: *mut esp_mqtt_error_codes_t,
    pub retain: bool,
    pub qos: c_int,
    pub dup: bool,
}

MQTT event configuration structure

Fields

event_id: esp_mqtt_event_id_t

< MQTT event type

client: esp_mqtt_client_handle_t

< MQTT client handle for this event

user_context: *mut c_void

< User context passed from MQTT client config

data: *mut c_char

< Data associated with this event

data_len: c_int

< Length of the data for this event

total_data_len: c_int

< Total length of the data (longer data are supplied with multiple events)

current_data_offset: c_int

< Actual offset for the data associated with this event

topic: *mut c_char

< Topic associated with this event

topic_len: c_int

< Length of the topic for this event associated with this event

msg_id: c_int

< MQTT messaged id of message

session_present: c_int

< MQTT session_present flag for connection event

error_handle: *mut esp_mqtt_error_codes_t

< esp-mqtt error handle including esp-tls errors as well as internal mqtt errors

retain: bool

< Retained flag of the message associated with this event

qos: c_int

< qos of the messages associated with this event

dup: bool

< dup flag of the message associated with this event

Trait Implementations

impl Clone for esp_mqtt_event_t

fn clone(&self) -> esp_mqtt_event_t

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for esp_mqtt_event_t

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for esp_mqtt_event_t

fn default() -> Self

Returns the “default value” for a type.

impl Copy for esp_mqtt_event_t