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SourceVuESP-IDF Framework and Examplesssl samplemqtt_event_handler()

mqtt_event_handler() function

Syntax

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Summary

Declaration

from app_main.c:63

static void mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data);

Arguments

Argument

handler_args

base

event_id

event_data

References

Code

Location

Referrer

static void mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data)

esp_mqtt_client_register_event(client, ESP_EVENT_ANY_ID, mqtt_event_handler, NULL);

mqtt_app_start()

Call Tree

mqtt_event_handler() calls 6 functions:

mqtt_event_handler()

esp_log_timestamp()

esp_log_write()

esp_mqtt_client_subscribe_single()

esp_mqtt_client_unsubscribe()

esp_mqtt_client_publish()

Data Use

mqtt_event_handler() reads 30 variables and writes 1 variable:

esp_log_level_t::ESP_LOG_ERROR

esp_log_level_t::ESP_LOG_WARN

esp_log_level_t::ESP_LOG_INFO

esp_log_level_t::ESP_LOG_DEBUG

esp_log_level_t::ESP_LOG_VERBOSE

esp_mqtt_event_id_t::MQTT_EVENT_ERROR

esp_mqtt_event_id_t::MQTT_EVENT_CONNECTED

esp_mqtt_event_id_t::MQTT_EVENT_DISCONNECTED

esp_mqtt_event_id_t::MQTT_EVENT_SUBSCRIBED

esp_mqtt_event_id_t::MQTT_EVENT_UNSUBSCRIBED

esp_mqtt_event_id_t::MQTT_EVENT_PUBLISHED

esp_mqtt_event_id_t::MQTT_EVENT_DATA

esp_mqtt_error_type_t::MQTT_ERROR_TYPE_TCP_TRANSPORT

esp_mqtt_error_type_t::MQTT_ERROR_TYPE_CONNECTION_REFUSED

esp_mqtt_error_codes::esp_tls_last_esp_err

esp_mqtt_error_codes::esp_tls_stack_err

esp_mqtt_error_codes::error_type

esp_mqtt_error_codes::connect_return_code

esp_mqtt_error_codes::esp_transport_sock_errno

esp_mqtt_event_t::event_id

esp_mqtt_event_t::client

esp_mqtt_event_t::data

esp_mqtt_event_t::data_len

esp_mqtt_event_t::topic

esp_mqtt_event_t::topic_len

esp_mqtt_event_t::msg_id

esp_mqtt_event_t::error_handle

esp_mqtt_client_subscribe_single()

esp_mqtt_client_subscribe_multiple()

mqtt_event_handler()

mqtt_app_start()

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