text: /* ----------------------------------------------------------------------------
   * Copyright (c) Huawei Technologies Co., Ltd. 2013-2021. All rights reserved.
   * Description: Nb Demo Implementation
   * Author: Huawei LiteOS Team
   * Create: 2013-01-01
   * Redistribution and use in source and binary forms, with or without modification,
   * are permitted provided that the following conditions are met:
   * 1. Redistributions of source code must retain the above copyright notice, this list of
   * conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright notice, this list
   * of conditions and the following disclaimer in the documentation and/or other materials
   * provided with the distribution.
   * 3. Neither the name of the copyright holder nor the names of its contributors may be used
   * to endorse or promote products derived from this software without specific prior written
   * permission.
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
   * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
   * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
   * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
   * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
   * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   * --------------------------------------------------------------------------- */
  
  #ifndef LOSCFG_COMPONENTS_NET_AT_BC95
  #error This demo needs to enable Components "Components-->Network-->Enable Network-->Enable AT-->Choose AT Device (Enable bc95)"
  #endif
  
  #include "stdio.h"
  #include "nb_demo.h"
  
  #ifdef LOSCFG_COMPONENTS_CONNECTIVITY_NB_IOT
  #include "los_nb_api.h"
  #endif
  
  #define TELECON_IP "cloud server ip" // connected cloud server ip
  #define SECURITY_PORT "security port" // connected cloud server security port
  #define NON_SECURITY_PORT "no security port" // connected cloud server no security port
  #define DEV_PSKID "device id" // cloud server device id
  #define DEV_PSK "device secret" // cloud server device secret
  
  VOID NBIoT_DemoEntry(VOID)
  {
  #if LOSCFG_DEMOS_NBIOT_DTLS
      SecureParam sec;
      sec.setPskFlag = 1;
      sec.pskId = DEV_PSKID;
      sec.psk = DEV_PSK;
  #endif
  
      printf("NB-IoT demo task start to run.\n");
  #if LOSCFG_DEMOS_NBIOT_DTLS
      los_nb_init((const int8_t *)TELECON_IP, (const int8_t *)SECURITY_PORT, &sec);
  #else
      los_nb_init((const int8_t *)TELECON_IP, (const int8_t *)NON_SECURITY_PORT, NULL);
  #endif
  
  #if defined(WITH_SOTA)
      NBIoT_SotaDemo();
  #endif
      while (1) {
          los_nb_report("22", 2); // "22" is a random string, 2 is the string length
          LOS_TaskDelay(60000); // delay 60s
      }
      printf("NB-IoT demo task start to run.\n");
  }
  