BLEAdvertising.h

/*
 * BLEAdvertising.h
 *
 *  Created on: Jun 21, 2017
 *      Author: kolban
 */

#ifndef COMPONENTS_CPP_UTILS_BLEADVERTISING_H_
#define COMPONENTS_CPP_UTILS_BLEADVERTISING_H_
#include "sdkconfig.h"
#if defined(CONFIG_BT_ENABLED)
#include <esp_gap_ble_api.h>
#include "BLEUUID.h"
#include <vector>
#include "FreeRTOS.h"

class BLEAdvertisementData {
    // Only a subset of the possible BLE architected advertisement fields are currently exposed.  Others will
    // be exposed on demand/request or as time permits.
    //
public:
    void setAppearance(uint16_t appearance);
    void setCompleteServices(BLEUUID uuid);
    void setFlags(uint8_t);
    void setManufacturerData(std::string data);
    void setName(std::string name);
    void setPartialServices(BLEUUID uuid);
    void setServiceData(BLEUUID uuid, std::string data);
    void setShortName(std::string name);
    void        addData(std::string data);  // Add data to the payload.
    std::string getPayload();               // Retrieve the current advert payload.

private:
    friend class BLEAdvertising;
    std::string m_payload;   // The payload of the advertisement.
};   // BLEAdvertisementData


class BLEAdvertising {
public:
    BLEAdvertising();
    void addServiceUUID(BLEUUID serviceUUID);
    void addServiceUUID(const char* serviceUUID);
    void start();
    void stop();
    void setAppearance(uint16_t appearance);
    void setMaxInterval(uint16_t maxinterval);
    void setMinInterval(uint16_t mininterval);
    void setAdvertisementData(BLEAdvertisementData& advertisementData);
    void setScanFilter(bool scanRequertWhitelistOnly, bool connectWhitelistOnly);
    void setScanResponseData(BLEAdvertisementData& advertisementData);
    void setPrivateAddress(esp_ble_addr_type_t type = BLE_ADDR_TYPE_RANDOM);

    void handleGAPEvent(esp_gap_ble_cb_event_t  event, esp_ble_gap_cb_param_t* param);
    void setMinPreferred(uint16_t);
    void setMaxPreferred(uint16_t);
    void setScanResponse(bool);

private:
    esp_ble_adv_data_t   m_advData;
    esp_ble_adv_params_t m_advParams;
    std::vector<BLEUUID> m_serviceUUIDs;
    bool                 m_customAdvData = false;  // Are we using custom advertising data?
    bool                 m_customScanResponseData = false;  // Are we using custom scan response data?
    FreeRTOS::Semaphore  m_semaphoreSetAdv = FreeRTOS::Semaphore("startAdvert");
    bool                m_scanResp = true;

};
#endif /* CONFIG_BT_ENABLED */
#endif /* COMPONENTS_CPP_UTILS_BLEADVERTISING_H_ */