mbed-os/libraries/ble/ble-api/hw/GattServer.h

77 lines
3.0 KiB
C++

/* mbed Microcontroller Library
* Copyright (c) 2006-2013 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __GATT_SERVER_H__
#define __GATT_SERVER_H__
#include "mbed.h"
#include "blecommon.h"
#include "GattService.h"
#include "GattServerEvents.h"
/**************************************************************************/
/*!
\brief
The base class used to abstract GATT Server functionality to a specific
radio transceiver, SOC or BLE Stack.
*/
/**************************************************************************/
class GattServer
{
private:
GattServerEvents *m_pEventHandler;
public:
/* These functions must be defined in the sub-class */
virtual ble_error_t addService(GattService &) = 0;
virtual ble_error_t readValue(uint16_t, uint8_t[], uint16_t) = 0;
virtual ble_error_t updateValue(uint16_t, uint8_t[], uint16_t, bool localOnly = false) = 0;
// ToDo: For updateValue, check the CCCD to see if the value we are
// updating has the notify or indicate bits sent, and if BOTH are set
// be sure to call sd_ble_gatts_hvx() twice with notify then indicate!
// Strange use case, but valid and must be covered!
/* Event callback handlers */
void setEventHandler(GattServerEvents *pEventHandler) {m_pEventHandler = pEventHandler;}
void handleEvent(GattServerEvents::gattEvent_e type, uint16_t charHandle) {
if (NULL == m_pEventHandler)
return;
switch(type) {
case GattServerEvents::GATT_EVENT_DATA_SENT:
m_pEventHandler->onDataSent(charHandle);
break;
case GattServerEvents::GATT_EVENT_DATA_WRITTEN:
m_pEventHandler->onDataWritten(charHandle);
break;
case GattServerEvents::GATT_EVENT_UPDATES_ENABLED:
m_pEventHandler->onUpdatesEnabled(charHandle);
break;
case GattServerEvents::GATT_EVENT_UPDATES_DISABLED:
m_pEventHandler->onUpdatesDisabled(charHandle);
break;
case GattServerEvents::GATT_EVENT_CONFIRMATION_RECEIVED:
m_pEventHandler->onConfirmationReceived(charHandle);
break;
}
}
uint8_t serviceCount;
uint8_t characteristicCount;
};
#endif