lwIP  2.1.0
Lightweight IP stack
mqtt.h File Reference
#include "lwip/apps/mqtt_opts.h"
#include "lwip/err.h"
#include "lwip/ip_addr.h"
#include "lwip/prot/iana.h"

Data Structures

struct  mqtt_connect_client_info_t
 

Macros

#define MQTT_PORT   LWIP_IANA_PORT_MQTT
 
#define MQTT_TLS_PORT   LWIP_IANA_PORT_SECURE_MQTT
 
#define mqtt_subscribe(client, topic, qos, cb, arg)   mqtt_sub_unsub(client, topic, qos, cb, arg, 1)
 
#define mqtt_unsubscribe(client, topic, cb, arg)   mqtt_sub_unsub(client, topic, 0, cb, arg, 0)
 

Typedefs

typedef void(* mqtt_connection_cb_t) (mqtt_client_t *client, void *arg, mqtt_connection_status_t status)
 
typedef void(* mqtt_incoming_data_cb_t) (void *arg, const u8_t *data, u16_t len, u8_t flags)
 
typedef void(* mqtt_incoming_publish_cb_t) (void *arg, const char *topic, u32_t tot_len)
 
typedef void(* mqtt_request_cb_t) (void *arg, err_t err)
 

Enumerations

enum  mqtt_connection_status_t {
  MQTT_CONNECT_ACCEPTED = 0, MQTT_CONNECT_REFUSED_PROTOCOL_VERSION = 1, MQTT_CONNECT_REFUSED_IDENTIFIER = 2, MQTT_CONNECT_REFUSED_SERVER = 3,
  MQTT_CONNECT_REFUSED_USERNAME_PASS = 4, MQTT_CONNECT_REFUSED_NOT_AUTHORIZED_ = 5, MQTT_CONNECT_DISCONNECTED = 256, MQTT_CONNECT_TIMEOUT = 257
}
 
enum  { MQTT_DATA_FLAG_LAST = 1 }
 

Functions

err_t mqtt_client_connect (mqtt_client_t *client, const ip_addr_t *ipaddr, u16_t port, mqtt_connection_cb_t cb, void *arg, const struct mqtt_connect_client_info_t *client_info)
 
void mqtt_disconnect (mqtt_client_t *client)
 
mqtt_client_tmqtt_client_new (void)
 
void mqtt_client_free (mqtt_client_t *client)
 
u8_t mqtt_client_is_connected (mqtt_client_t *client)
 
void mqtt_set_inpub_callback (mqtt_client_t *client, mqtt_incoming_publish_cb_t, mqtt_incoming_data_cb_t data_cb, void *arg)
 
err_t mqtt_sub_unsub (mqtt_client_t *client, const char *topic, u8_t qos, mqtt_request_cb_t cb, void *arg, u8_t sub)
 
err_t mqtt_publish (mqtt_client_t *client, const char *topic, const void *payload, u16_t payload_length, u8_t qos, u8_t retain, mqtt_request_cb_t cb, void *arg)
 

Detailed Description

MQTT client