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/* USER CODE BEGIN Header */
/**
******************************************************************************
* File Name : App/eddystone_url_service.c
* Description :
******************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2020 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under Ultimate Liberty license
* SLA0044, the "License"; You may not use this file except in compliance with
* the License. You may obtain a copy of the License at:
* www.st.com/SLA0044
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "app_common.h"
#include "ble.h"
#include "eddystone_beacon.h"
#include "eddystone_url_service.h"
/* Exported types ------------------------------------------------------------*/
/* Private types -------------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
#define ADVERTISING_INTERVAL_INCREMENT (16)
/* Private variables ---------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* Private constants ---------------------------------------------------------*/
/* Private macros ------------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/* Exported functions --------------------------------------------------------*/
tBleStatus EddystoneURL_Init(EddystoneURL_InitTypeDef *EddystoneURL_Init)
{
tBleStatus ret;
uint16_t AdvertisingInterval = (EddystoneURL_Init->AdvertisingInterval * ADVERTISING_INTERVAL_INCREMENT / 10);
uint8_t service_data[24] =
{
6 + EddystoneURL_Init->UrlLength, /*< Length. */
AD_TYPE_SERVICE_DATA, /*< Service Data data type value. */
0xAA, 0xFE, /*< 16-bit Eddystone UUID. */
0x10, /*< URL frame type. */
EddystoneURL_Init->CalibratedTxPower, /*< Ranging data. */
EddystoneURL_Init->UrlScheme, /*< URL Scheme Prefix is http://www. */
0x00, /*< URL */
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00
};
uint8_t service_uuid_list[] =
{
3, /*< Length. */
AD_TYPE_16_BIT_SERV_UUID_CMPLT_LIST, /*< Complete list of 16-bit Service UUIDs data type value. */
0xAA, 0xFE /*< 16-bit Eddystone UUID. */
};
uint8_t flags[] =
{
2, /*< Length. */
AD_TYPE_FLAGS, /*< Flags data type value. */
(FLAG_BIT_LE_GENERAL_DISCOVERABLE_MODE | FLAG_BIT_BR_EDR_NOT_SUPPORTED) /*< BLE general discoverable, without BR/EDR support. */
};
/* Disable scan response. */
hci_le_set_scan_response_data(0, NULL);
/* Put the device in a non-connectable mode. */
ret = aci_gap_set_discoverable(ADV_NONCONN_IND, /*< Advertise as non-connectable, undirected. */
AdvertisingInterval, AdvertisingInterval, /*< Set the advertising interval as 700 ms (0.625 us increment). */
PUBLIC_ADDR, NO_WHITE_LIST_USE, /*< Use the public address, with no white list. */
0, NULL, /*< Do not use a local name. */
0, NULL, /*< Do not include the service UUID list. */
0, 0); /*< Do not set a slave connection interval. */
if (ret != BLE_STATUS_SUCCESS)
{
return ret;
}
/* Remove the TX power level advertisement (this is done to decrease the packet size). */
ret = aci_gap_delete_ad_type(AD_TYPE_TX_POWER_LEVEL);
if (ret != BLE_STATUS_SUCCESS)
{
return ret;
}
for (uint8_t i = 0; i < EddystoneURL_Init->UrlLength; ++i)
{
service_data[7 + i] = EddystoneURL_Init->Url[i];
}
/* Update the service data. */
ret = aci_gap_update_adv_data(sizeof(service_data), service_data);
if (ret != BLE_STATUS_SUCCESS)
{
return ret;
}
/* Update the service UUID list. */
ret = aci_gap_update_adv_data(sizeof(service_uuid_list), service_uuid_list);
if (ret != BLE_STATUS_SUCCESS)
{
return ret;
}
/* Update the adverstising flags. */
ret = aci_gap_update_adv_data(sizeof(flags), flags);
if (ret != BLE_STATUS_SUCCESS)
{
return ret;
}
return ret;
}
void EddystoneURL_Process(void)
{
#ifdef USE_OTA
uint32_t data_address = OTA_BEACON_DATA_ADDRESS + OFFSET_PAYLOAD_LENGTH; /* 0x8006009 */
if(((*(uint8_t *)(OTA_BEACON_DATA_ADDRESS)) != 0xFF) &&
((*(uint8_t *)(data_address + 9)) == 0x10))
{
/* Eddystone URL beacon User Data download */
EddystoneURL_InitTypeDef EddystoneURL_InitStruct;
uint8_t Url[100];
uint8_t i;
EddystoneURL_InitStruct.Url = Url;
EddystoneURL_InitStruct.AdvertisingInterval = ADVERTISING_INTERVAL_IN_MS;
data_address += 5; /* 0x800600e */
EddystoneURL_InitStruct.UrlLength = *(uint8_t *)(data_address);
data_address += 5; /* 0x8006013 */
EddystoneURL_InitStruct.CalibratedTxPower = *(uint8_t *)(data_address);
data_address += 1; /* 0x8006014 */
EddystoneURL_InitStruct.UrlScheme = *(uint8_t *)(data_address);
data_address += 1; /* 0x8006015 */
for(i = 0; i < EddystoneURL_InitStruct.UrlLength - 6; i++)
EddystoneURL_InitStruct.Url[i] = *(uint8_t *)(data_address + i);
EddystoneURL_Init(&EddystoneURL_InitStruct);
}
else
{
uint8_t UrlScheme = URL_PREFIX;
uint8_t Url[] = PHYSICAL_WEB_URL;
EddystoneURL_InitTypeDef EddystoneURL_InitStruct =
{
.AdvertisingInterval = ADVERTISING_INTERVAL_IN_MS,
.CalibratedTxPower = CALIBRATED_TX_POWER_AT_0_M,
.UrlScheme = UrlScheme,
.Url = Url,
.UrlLength = sizeof(Url) - 1
};
EddystoneURL_Init(&EddystoneURL_InitStruct);
}
#else
uint8_t UrlScheme = URL_PREFIX;
uint8_t Url[] = PHYSICAL_WEB_URL;
EddystoneURL_InitTypeDef EddystoneURL_InitStruct =
{
.AdvertisingInterval = ADVERTISING_INTERVAL_IN_MS,
.CalibratedTxPower = CALIBRATED_TX_POWER_AT_0_M,
.UrlScheme = UrlScheme,
.Url = Url,
.UrlLength = sizeof(Url) - 1
};
EddystoneURL_Init(&EddystoneURL_InitStruct);
#endif
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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