BlueNRGGattServer.h

00001 /* mbed Microcontroller Library
00002 * Copyright (c) 2006-2013 ARM Limited
00003 *
00004 * Licensed under the Apache License, Version 2.0 (the "License");
00005 * you may not use this file except in compliance with the License.
00006 * You may obtain a copy of the License at
00007 *
00008 *     http://www.apache.org/licenses/LICENSE-2.0
00009 *
00010 * Unless required by applicable law or agreed to in writing, software
00011 * distributed under the License is distributed on an "AS IS" BASIS,
00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013 * See the License for the specific language governing permissions and
00014 * limitations under the License.
00015 */
00016 /**
00017   ******************************************************************************
00018   * @file    BlueNRGGattServer.cpp 
00019   * @author  STMicroelectronics
00020   * @brief   Header file for BLE_API GattServer Class
00021   ******************************************************************************
00022   * @copy
00023   *
00024   * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
00025   * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
00026   * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
00027   * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
00028   * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
00029   * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
00030   *
00031   * <h2><center>&copy; COPYRIGHT 2013 STMicroelectronics</center></h2>
00032   */
00033  
00034 #ifndef __BLUENRG_GATT_SERVER_H__
00035 #define __BLUENRG_GATT_SERVER_H__
00036 
00037 #include "mbed.h"
00038 #include "ble/blecommon.h"
00039 #include "btle.h"
00040 #include "ble/GattService.h"
00041 #include "ble/GattServer.h"
00042 #include <vector>
00043 #include <map>
00044 
00045 #define BLE_TOTAL_CHARACTERISTICS 10
00046 
00047 using namespace std;
00048 
00049 class BlueNRGGattServer : public GattServer
00050 {
00051 public:
00052     static BlueNRGGattServer &getInstance() {
00053         static BlueNRGGattServer m_instance;
00054         return m_instance;
00055     }
00056     
00057     enum HandleEnum_t {
00058         CHAR_HANDLE = 0,
00059         CHAR_VALUE_HANDLE,
00060         CHAR_DESC_HANDLE
00061     };
00062     
00063     /* Functions that must be implemented from GattServer */
00064     virtual ble_error_t addService(GattService &);
00065     virtual ble_error_t read(GattAttribute::Handle_t attributeHandle, uint8_t buffer[], uint16_t *lengthP);
00066     virtual ble_error_t read(Gap::Handle_t connectionHandle, GattAttribute::Handle_t attributeHandle, uint8_t buffer[], uint16_t *lengthP);
00067     virtual ble_error_t write(GattAttribute::Handle_t, const uint8_t[], uint16_t, bool localOnly = false);
00068     virtual ble_error_t write(Gap::Handle_t connectionHandle, GattAttribute::Handle_t, const uint8_t[], uint16_t, bool localOnly = false);
00069     virtual ble_error_t initializeGATTDatabase(void);
00070     
00071     virtual bool isOnDataReadAvailable() const {
00072         return true;
00073     }
00074 
00075     virtual ble_error_t reset(void);
00076     
00077     /* BlueNRG Functions */
00078     void eventCallback(void);
00079     //void hwCallback(void *pckt);
00080     ble_error_t Read_Request_CB(uint16_t attributeHandle);
00081     GattCharacteristic* getCharacteristicFromHandle(uint16_t charHandle);
00082     void HCIDataWrittenEvent(const GattWriteCallbackParams *params);
00083     void HCIDataReadEvent(const GattReadCallbackParams *params);
00084     void HCIEvent(GattServerEvents::gattEvent_e type, uint16_t charHandle);
00085     void HCIDataSentEvent(unsigned count);
00086     
00087 private:
00088     static const int MAX_SERVICE_COUNT = 10;
00089     uint8_t serviceCount;
00090     uint8_t characteristicCount;
00091     uint16_t servHandle, charHandle;
00092 
00093     std::map<uint16_t, uint16_t> bleCharHandleMap;  // 1st argument is characteristic, 2nd argument is service
00094     GattCharacteristic *p_characteristics[BLE_TOTAL_CHARACTERISTICS];
00095     uint16_t bleCharacteristicHandles[BLE_TOTAL_CHARACTERISTICS];
00096 
00097     BlueNRGGattServer() {
00098         serviceCount = 0;
00099         characteristicCount = 0;
00100     };
00101 
00102     BlueNRGGattServer(BlueNRGGattServer const &);
00103     void operator=(BlueNRGGattServer const &);
00104     
00105     static const int CHAR_DESC_TYPE_16_BIT=0x01; 
00106     static const int CHAR_DESC_TYPE_128_BIT=0x02;    
00107     static const int CHAR_DESC_SECURITY_PERMISSION=0x00;
00108     static const int CHAR_DESC_ACCESS_PERMISSION=0x03;  
00109     static const int CHAR_ATTRIBUTE_LEN_IS_FIXED=0x00;        
00110 };
00111 
00112 #endif