onenet/samples/onenet_sample.c

/*
 * File      : onenet_sample.c
 * COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Change Logs:
 * Date           Author       Notes
 * 2018-04-24     chenyong     first version
 */
#include <stdlib.h>

#include <onenet.h>

#ifdef FINSH_USING_MSH
#include <finsh.h>

/* upload random value to temperature*/
static void onenet_upload_entry(void *parameter)
{
    int value = 0;

    while (1)
    {
        value = rand() % 100;

        if (onenet_mqtt_upload_digit("temperature", value) < 0)
        {
            log_e("upload has an error, stop uploading");
            break;
        }
        else
        {
            log_d("buffer : {\"temperature\":%d}", value);
        }

        rt_thread_delay(rt_tick_from_millisecond(5 * 1000));
    }
}

int onenet_upload_cycle(void)
{
    rt_thread_t tid;

    tid = rt_thread_create("onenet_send",
                           onenet_upload_entry,
                           RT_NULL,
                           2 * 1024,
                           RT_THREAD_PRIORITY_MAX / 3 - 1,
                           5);
    if (tid)
    {
        rt_thread_startup(tid);
    }

    return 0;
}
MSH_CMD_EXPORT(onenet_upload_cycle, send data to OneNET cloud cycle);

int onenet_publish_digit(int argc, char **argv)
{
    if (argc != 3)
    {
        log_e("onenet_publish [datastream_id]  [value]  - mqtt pulish digit data to OneNET.");
        return -1;
    }

    if (onenet_mqtt_upload_digit(argv[1], atoi(argv[2])) < 0)
    {
        log_e("upload digit data has an error!\n");
    }

    return 0;
}
MSH_CMD_EXPORT_ALIAS(onenet_publish_digit, onenet_mqtt_publish_digit, send digit data to onenet cloud);

int onenet_publish_string(int argc, char **argv)
{
    if (argc != 3)
    {
        log_e("onenet_publish [datastream_id]  [string]  - mqtt pulish string data to OneNET.");
        return -1;
    }

    if (onenet_mqtt_upload_string(argv[1], argv[2]) < 0)
    {
        log_e("upload string has an error!\n");
    }

    return 0;
}
MSH_CMD_EXPORT_ALIAS(onenet_publish_string, onenet_mqtt_publish_string, send string data to onenet cloud);

/* onenet mqtt command response callback function */
static void onenet_cmd_rsp_cb(uint8_t *recv_data, size_t recv_size, uint8_t **resp_data, size_t *resp_size)
{
    char res_buf[] = { "cmd is received!\n" };

    log_d("recv data is %.*s\n", recv_size, recv_data);

    /* user have to malloc memory for response data */
    *resp_data = (uint8_t *) ONENET_MALLOC(strlen(res_buf));

    strncpy(*resp_data, res_buf, strlen(res_buf));

    *resp_size = strlen(res_buf);
}

/* set the onenet mqtt command response callback function */
int onenet_set_cmd_rsp(int argc, char **argv)
{
    onenet_set_cmd_rsp_cb(onenet_cmd_rsp_cb);
}
MSH_CMD_EXPORT(onenet_set_cmd_rsp, set cmd response function);

#endif /* FINSH_USING_MSH */