EC600G/components/ql-application/qcloud-iot/sdk_src/utils/qcloud_iot_device.c

/*
 * Tencent is pleased to support the open source community by making IoT Hub
 available.
 * Copyright (C) 2016 THL A29 Limited, a Tencent company. All rights reserved.

 * Licensed under the MIT License (the "License"); you may not use this file
 except in
 * compliance with the License. You may obtain a copy of the License at
 * http://opensource.org/licenses/MIT

 * Unless required by applicable law or agreed to in writing, software
 distributed under the License is
 * distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 KIND,
 * either express or implied. See the License for the specific language
 governing permissions and
 * limitations under the License.
 *
 */

#ifdef __cplusplus
extern "C" {
#endif
#include "qcloud_iot_device.h"

#include <stdbool.h>
#include <string.h>

#include "qcloud_iot_export.h"

int iot_device_info_set(DeviceInfo *device_info, const char *product_id, const char *device_name)
{
    memset(device_info, 0x0, sizeof(DeviceInfo));
    if ((MAX_SIZE_OF_PRODUCT_ID) < strlen(product_id)) {
        Log_e("product name(%s) length:(%lu) exceeding limitation", product_id, strlen(product_id));
        return QCLOUD_ERR_FAILURE;
    }
    if ((MAX_SIZE_OF_DEVICE_NAME) < strlen(device_name)) {
        Log_e("device name(%s) length:(%lu) exceeding limitation", device_name, strlen(device_name));
        return QCLOUD_ERR_FAILURE;
    }

    strncpy(device_info->product_id, product_id, MAX_SIZE_OF_PRODUCT_ID);
    strncpy(device_info->device_name, device_name, MAX_SIZE_OF_DEVICE_NAME);

    /* construct device-id(@product_id+@device_name) */
    memset(device_info->client_id, 0x0, MAX_SIZE_OF_CLIENT_ID);
    int ret = HAL_Snprintf(device_info->client_id, MAX_SIZE_OF_CLIENT_ID, "%s%s", product_id, device_name);
    if ((ret < 0) || (ret >= MAX_SIZE_OF_CLIENT_ID)) {
        Log_e("set device info failed");
        return QCLOUD_ERR_FAILURE;
    }

    Log_i("SDK_Ver: %s, Product_ID: %s, Device_Name: %s", QCLOUD_IOT_DEVICE_SDK_VERSION, device_info->product_id,
          device_info->device_name);
    return QCLOUD_RET_SUCCESS;
}

#ifdef __cplusplus
}
#endif