96 lines
2.3 KiB
C
96 lines
2.3 KiB
C
#include "esp8266.h"
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#include "mqtt_wrapper.h"
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#include "mqtt_config.h"
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#define USE_ESP8266
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static hal_uart_port_t esp8266_port = HAL_UART_PORT_0;
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void mqtt_set_esp8266_port(hal_uart_port_t port) {
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esp8266_port = port;
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}
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void mqtt_demo(void)
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{
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int count = 1;
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int sock_id = 0;
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uint8_t read_data[40];
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int read_len;
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char topic[30];
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char buffer[32];
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mqtt_con_opt_t con_opt;
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con_opt.keep_alive_interval = 2000;
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con_opt.cleansession = 1;
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con_opt.username = MQTT_USR_NAME;
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con_opt.password = MQTT_PASSWORD;
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con_opt.client_id = MQTT_CLIENT_ID;
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mqtt_pub_opt_t pub_opt;
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pub_opt.dup = 0;
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pub_opt.qos = 0;
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pub_opt.retained = 0;
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pub_opt.id = 0;
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pub_opt.topic = MQTT_PUBLISH_TOPIC;
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mqtt_sub_opt_t sub_opt;
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sub_opt.count = 1;
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sub_opt.dup = 0;
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sub_opt.id = 1;
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sub_opt.req_qos = 0;
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sub_opt.topic = MQTT_SUBSCRIBE_TOPIC;
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#ifdef USE_ESP8266
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esp8266_sal_init(esp8266_port);
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esp8266_join_ap("SheldonDai", "srnr6x9xbhmb0");
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#endif
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#ifdef USE_NB_BC35
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int bc35_28_95_sal_init(hal_uart_port_t uart_port);
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bc35_28_95_sal_init(HAL_UART_PORT_0);
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#endif
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sock_id = tos_mqtt_connect(MQTT_SERVER_IP, MQTT_SERVER_PORT, &con_opt);
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printf("socket id: %d\r\n",sock_id);
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if (tos_mqtt_subscribe(sock_id, &sub_opt) != 0) {
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printf("subscribe failed!!!\n");
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}
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while (1) {
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memset(buffer, 0, sizeof(buffer));
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snprintf(buffer, sizeof(buffer), "@%3.1f@%3.1f@%.1f", 25.8,80.6, 90.1);
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printf("publish topic\r\n");
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pub_opt.topic = MQTT_PUBLISH_TOPIC;
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pub_opt.payload = (unsigned char *)buffer;
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pub_opt.payload_len = sizeof(buffer);
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if (tos_mqtt_publish(sock_id, &pub_opt) != 0) {
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printf("publish failed!!!\n");
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}
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printf("MQTT count: %d\r\n",count);
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printf("read buf\r\n");
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read_len = tos_mqtt_receive(topic, sizeof(topic), read_data, sizeof(read_data));
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if (read_len >= 0) {
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printf("---------->topic: %s, payload: %s, payload_len: %d\n", topic, read_data, read_len);
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}
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count++;
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tos_task_delay(1000);
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}
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}
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void application_entry(void *arg)
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{
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mqtt_demo();
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while (1) {
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printf("This is a mqtt demo!\r\n");
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tos_task_delay(1000);
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}
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}
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