esphome::mqtt::MQTTTopicSource Struct Reference

Where a subscription's topic comes from. The topic is rebuilt whenever it is needed, so nothing is stored. More...

#include <mqtt_client.h>

Public Member Functions
StringRef	build (std::span< char, MQTT_DEFAULT_TOPIC_MAX_LEN > buf) const

Data Fields
mqtt_topic_builder_t	builder
const void *	context

Detailed Description

Where a subscription's topic comes from. The topic is rebuilt whenever it is needed, so nothing is stored.

Definition at line 70 of file mqtt_client.h.

Member Function Documentation

build()

StringRef esphome::mqtt::MQTTTopicSource::build ( std::span< char, MQTT_DEFAULT_TOPIC_MAX_LEN > buf ) const

inline

Definition at line 73 of file mqtt_client.h.

Field Documentation

builder

mqtt_topic_builder_t esphome::mqtt::MQTTTopicSource::builder

Definition at line 71 of file mqtt_client.h.

context

const void* esphome::mqtt::MQTTTopicSource::context

Definition at line 72 of file mqtt_client.h.

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The documentation for this struct was generated from the following file:

• esphome/components/mqtt/mqtt_client.h