High level Bluetooth Low Energy API and radio abstraction layer

Dependencies:   nRF51822

Dependents:   LinkNode_LIS3DH

Fork of BLE_API by Bluetooth Low Energy

hw/bleradio.h

Committer:
ktownsend
Date:
2014-01-07
Revision:
23:f19c60478e1b
Parent:
19:a6f33421746c

File content as of revision 23:f19c60478e1b:

#ifndef __BLE_RADIO_H__
#define __BLE_RADIO_H__

#include "blecommon.h"
#include "GattService.h"
#include "GapAdvertisingData.h"
#include "GapAdvertisingParams.h"

/**************************************************************************/
/*!
    \brief
    The base class used to abstract away BLE capable radio transceivers
    or SOCs, to enable this BLE API to work with any radio transparently.
*/
/**************************************************************************/
class BLERadio
{
    protected:
        FunctionPointer _callback_event;
        
    public:
        /******************************************************************/
        /*!
            \brief
            Identifies events generated by the radio HW when an event
            callback occurs
        */
        /******************************************************************/
        typedef enum radio_event_e
        {
            RADIO_EVENT_CONNECT     = 0x01, /**< A BLE connection was established by the radio */
            RADIO_EVENT_DISCONNECT  = 0x02, /**< The BLE device was disconnected */
            RADIO_EVENT_WRITE       = 0x03, /**< A BLE write request occured */
            RADIO_EVENT_RADIOERROR  = 0x80  /**< A low level error occured on the radio */
        } radioEvent_t;
        
        uint8_t serviceCount;
        uint8_t characteristicCount;

        /* ToDo: Force constructor with event handler callback */

        /* These functions must be defined in the sub-class */
        virtual ble_error_t setAdvertising(GapAdvertisingParams &, GapAdvertisingData &, GapAdvertisingData &) = 0;
        virtual ble_error_t addService(GattService &) = 0;
        virtual ble_error_t readCharacteristic(uint8_t, uint8_t[], uint16_t) = 0;
        virtual ble_error_t writeCharacteristic(uint8_t, uint8_t[], uint16_t) = 0;
        virtual ble_error_t start(void) = 0;
        virtual ble_error_t stop(void) = 0;
        virtual ble_error_t reset(void) = 0;

        /* BLE event callback (connect, disconnect, etc.) */
        void attach(void (*function)(void)) { 
            _callback_event.attach( function ); 
        }
 
        template<typename T>
        void attach(T *object, void (T::*member)(void)) { 
            _callback_event.attach( object, member );
        }
};

#endif