mqtt_client_s结构体 参考

#include <mqtt_priv.h>

mqtt_client_s 的协作图:

成员变量
struct altcp_pcb *	conn
u8_t	conn_state
void *	connect_arg
mqtt_connection_cb_t	connect_cb
u16_t	cyclic_tick
mqtt_incoming_data_cb_t	data_cb
void *	inpub_arg
u16_t	inpub_pkt_id
u16_t	keep_alive
u32_t	msg_idx
struct mqtt_ringbuf_t	output
struct mqtt_request_t *	pend_req_queue
u16_t	pkt_id_seq
mqtt_incoming_publish_cb_t	pub_cb
struct mqtt_request_t	req_list [MQTT_REQ_MAX_IN_FLIGHT]
u8_t	rx_buffer [MQTT_VAR_HEADER_BUFFER_LEN]
u16_t	server_watchdog

详细描述

MQTT client

结构体成员变量说明

conn_state

u8_t mqtt_client_s::conn_state

Connection state

connect_arg

void* mqtt_client_s::connect_arg

Connection callback

cyclic_tick

u16_t mqtt_client_s::cyclic_tick

Timers and timeouts

data_cb

mqtt_incoming_data_cb_t mqtt_client_s::data_cb

Incoming data callback

inpub_pkt_id

u16_t mqtt_client_s::inpub_pkt_id

Packet identifier of pending incoming publish

msg_idx

u32_t mqtt_client_s::msg_idx

Input

output

struct mqtt_ringbuf_t mqtt_client_s::output

Output ring-buffer

pend_req_queue

struct mqtt_request_t* mqtt_client_s::pend_req_queue

Pending requests to server

pkt_id_seq

u16_t mqtt_client_s::pkt_id_seq

Packet identifier generator

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该结构体的文档由以下文件生成:

• include/components/tal_lwip/include/lwip/apps/mqtt_priv.h