OVMS3-idf/examples/bluetooth/ble_ibeacon/main/esp_ibeacon_api.h

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/*
This example code is in the Public Domain (or CC0 licensed, at your option.)
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Unless required by applicable law or agreed to in writing, this
software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
CONDITIONS OF ANY KIND, either express or implied.
*/
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/****************************************************************************
*
* This file is for iBeacon definitions. It supports both iBeacon sender and receiver
* which is distinguished by macros IBEACON_SENDER and IBEACON_RECEIVER,
*
* iBeacon is a trademark of Apple Inc. Before building devices which use iBeacon technology,
* visit https://developer.apple.com/ibeacon/ to obtain a license.
*
****************************************************************************/
#include <stdint.h>
#include <string.h>
#include <stdbool.h>
#include <stdio.h>
#include "esp_gap_ble_api.h"
#include "esp_gattc_api.h"
/* Because current ESP IDF version doesn't support scan and adv simultaneously,
* so iBeacon sender and receiver should not run simultaneously */
#define IBEACON_SENDER 0
#define IBEACON_RECEIVER 1
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#define IBEACON_MODE CONFIG_IBEACON_MODE
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/* Major and Minor part are stored in big endian mode in iBeacon packet,
* need to use this macro to transfer while creating or processing
* iBeacon data */
#define ENDIAN_CHANGE_U16(x) ((((x)&0xFF00)>>8) + (((x)&0xFF)<<8))
/* Espressif WeChat official account can be found using WeChat "Yao Yi Yao Zhou Bian",
* if device advertises using ESP defined UUID.
* Please refer to http://zb.weixin.qq.com for further information. */
#define ESP_UUID {0xFD, 0xA5, 0x06, 0x93, 0xA4, 0xE2, 0x4F, 0xB1, 0xAF, 0xCF, 0xC6, 0xEB, 0x07, 0x64, 0x78, 0x25}
#define ESP_MAJOR 10167
#define ESP_MINOR 61958
typedef struct {
uint8_t flags[3];
uint8_t length;
uint8_t type;
uint16_t company_id;
uint16_t beacon_type;
}__attribute__((packed)) esp_ble_ibeacon_head_t;
typedef struct {
uint8_t proximity_uuid[16];
uint16_t major;
uint16_t minor;
int8_t measured_power;
}__attribute__((packed)) esp_ble_ibeacon_vendor_t;
typedef struct {
esp_ble_ibeacon_head_t ibeacon_head;
esp_ble_ibeacon_vendor_t ibeacon_vendor;
}__attribute__((packed)) esp_ble_ibeacon_t;
/* For iBeacon packet format, please refer to Apple "Proximity Beacon Specification" doc */
/* Constant part of iBeacon data */
extern esp_ble_ibeacon_head_t ibeacon_common_head;
bool esp_ble_is_ibeacon_packet (uint8_t *adv_data, uint8_t adv_data_len);
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esp_err_t esp_ble_config_ibeacon_data (esp_ble_ibeacon_vendor_t *vendor_config, esp_ble_ibeacon_t *ibeacon_adv_data);