8000 Tue Mar 28 18:55:13 CDT 2017 · esp32vn/esp32-snippets@fc15f44 · GitHub
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kolban
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Tue Mar 28 18:55:13 CDT 2017
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    cpp_utils/BLE.cpp

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    cpp_utils/BLE.h

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    /*
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    * BLE.h
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    *
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    * Created on: Mar 16, 2017
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    * Author: kolban
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    */
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    #ifndef MAIN_BLE_H_
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    #define MAIN_BLE_H_
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    #include "sdkconfig.h"
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    #if defined(CONFIG_BT_ENABLED)
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    #include <esp_gap_ble_api.h> // ESP32 BLE
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    #include <esp_gattc_api.h> // ESP32 BLE
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    #include <map> // Part of C++ STL
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    #include "BLEDevice.h"
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    #include "BLEUtils.h"
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    /**
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    * @brief %BLE functions.
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    */
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    class BLE {
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    public:
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    BLE();
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    virtual ~BLE();
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    static void dumpDevices();
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    static std::map<ble_address, BLEDevice> getDevices();
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    static void init();
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    static void scan(int duration, esp_ble_scan_type_t scan_type = BLE_SCAN_TYPE_PASSIVE);
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    static esp_gatt_if_t getGattcIF();
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    }; // class BLE
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    #endif // CONFIG_BT_ENABLED
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    #endif /* MAIN_BLE_H_ */

    cpp_utils/BLECharacteristic.cpp

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    /*
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    * BLECharacteristic.cpp
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    *
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    * Created on: Mar 26, 2017
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    * Author: kolban
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    */
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    #include "sdkconfig.h"
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    #if defined(CONFIG_BT_ENABLED)
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    #include <esp_log.h>
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    #include <esp_err.h>
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    #include "BLECharacteristic.h"
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    extern "C" {
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    char *espToString(esp_err_t value);
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    }
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    static char tag[] = "BLECharacteristic";
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    BLECharacteristic::BLECharacteristic(
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    uint16_t conn_id,
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    esp_gatt_srvc_id_t srvc_id,
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    esp_gatt_id_t char_id,
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    esp_gatt_char_prop_t char_prop ) {
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    m_conn_id = conn_id;
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    m_srvc_id = srvc_id;
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    m_char_id = char_id;
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    m_char_prop = char_prop;
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    }
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    BLECharacteristic::~BLECharacteristic() {
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    }
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    void BLECharacteristic::nextCharacterisic(esp_gatt_if_t gattc_if) {
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    esp_err_t errRc = esp_ble_gattc_get_characteristic(
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    gattc_if,
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    m_conn_id,
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    &m_srvc_id,
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    &m_char_id
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    );
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    if (errRc != ESP_OK) {
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    ESP_LOGE(tag, "esp_ble_gattc_get_characteristic: rc=%d %s", errRc, espToString(errRc));
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    return;
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    }
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    }
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    #endif // CONFIG_BT_ENABLED

    cpp_utils/BLECharacteristic.h

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    /*
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    * BLECharacteristic.h
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    *
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    * Created on: Mar 26, 2017
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    * Author: kolban
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    */
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    #ifndef COMPONENTS_CPP_UTILS_BLECHARACTERISTIC_H_
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    #define COMPONENTS_CPP_UTILS_BLECHARACTERISTIC_H_
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    #include "sdkconfig.h"
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    #if defined(CONFIG_BT_ENABLED)
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    #include <esp_gattc_api.h>
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    class BLECharacteristic {
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    public:
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    BLECharacteristic(
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    uint16_t conn_id,
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    esp_gatt_srvc_id_t srvc_id,
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    esp_gatt_id_t char_id,
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    esp_gatt_char_prop_t char_prop );
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    virtual ~BLECharacteristic();
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    esp_gatt_srvc_id_t getSrvcId() {
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    return m_srvc_id;
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    }
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    esp_gatt_id_t getCharId() {
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    return m_char_id;
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    }
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    bool isAuth() {
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    return m_char_prop & ESP_GATT_CHAR_PROP_BIT_AUTH;
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    }
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    bool isBroadcast() {
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    return m_char_prop & ESP_GATT_CHAR_PROP_BIT_BROADCAST;
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    }
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    bool isExtProp() {
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    return m_char_prop & ESP_GATT_CHAR_PROP_BIT_EXT_PROP;
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    }
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    bool isIndicate() {
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    return m_char_prop & ESP_GATT_CHAR_PROP_BIT_INDICATE;
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    }
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    bool isNotify() {
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    return m_char_prop & ESP_GATT_CHAR_PROP_BIT_NOTIFY;
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    }
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    bool isRead() {
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    return m_char_prop & ESP_GATT_CHAR_PROP_BIT_READ;
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    }
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    bool isWrite() {
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    return m_char_prop & ESP_GATT_CHAR_PROP_BIT_WRITE;
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    }
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    bool isWrite_NR() {
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    return m_char_prop & ESP_GATT_CHAR_PROP_BIT_WRITE_NR;
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    }
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    void nextCharacterisic(esp_gatt_if_t gattc_if);
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    private:
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    esp_gatt_char_prop_t m_char_prop;
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    uint16_t m_conn_id;
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    esp_gatt_srvc_id_t m_srvc_id;
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    // Contains esp_bt_uuid_t uuid and uint8_t inst_id
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    esp_gatt_id_t m_char_id;
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    };
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    #endif // CONFIG_BT_ENABLED
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    #endif /* COMPONENTS_CPP_UTILS_BLECHARACTERISTIC_H_ */

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