YUFEI JIANG / BLE_API_Tiny_BLE

BLE_API_Tiny_BLE

Dependents:   CSSE4011_BLE_IMU

Fork of BLE_API by Bluetooth Low Energy

public/GattServer.h@258:85de85adfac7, 2015-01-21 (annotated)

Committer:
rgrover1
Date:
Wed Jan 21 09:32:48 2015 +0000
Revision:
258:85de85adfac7
Parent:
143:8bdf577b1598
Child:
259:a95264ad705c
Synchronized with git rev 512f1054

Author: marcuschang

Changed newline character in public/GattServer.h from CRLF to LF.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rgrover1 258:85de85adfac7 1 /* mbed Microcontroller Library
rgrover1 258:85de85adfac7 2 * Copyright (c) 2006-2013 ARM Limited
rgrover1 258:85de85adfac7 3 *
rgrover1 258:85de85adfac7 4 * Licensed under the Apache License, Version 2.0 (the "License");
rgrover1 258:85de85adfac7 5 * you may not use this file except in compliance with the License.
rgrover1 258:85de85adfac7 6 * You may obtain a copy of the License at
rgrover1 258:85de85adfac7 7 *
rgrover1 258:85de85adfac7 8 * http://www.apache.org/licenses/LICENSE-2.0
rgrover1 258:85de85adfac7 9 *
rgrover1 258:85de85adfac7 10 * Unless required by applicable law or agreed to in writing, software
rgrover1 258:85de85adfac7 11 * distributed under the License is distributed on an "AS IS" BASIS,
rgrover1 258:85de85adfac7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
rgrover1 258:85de85adfac7 13 * See the License for the specific language governing permissions and
rgrover1 258:85de85adfac7 14 * limitations under the License.
rgrover1 258:85de85adfac7 15 */
rgrover1 258:85de85adfac7 16
rgrover1 258:85de85adfac7 17 #ifndef __GATT_SERVER_H__
rgrover1 258:85de85adfac7 18 #define __GATT_SERVER_H__
rgrover1 258:85de85adfac7 19
rgrover1 258:85de85adfac7 20 #include "GattService.h"
rgrover1 258:85de85adfac7 21 #include "GattServerEvents.h"
rgrover1 258:85de85adfac7 22 #include "GattCharacteristicWriteCBParams.h"
rgrover1 258:85de85adfac7 23 #include "CallChainOfFunctionPointersWithContext.h"
rgrover1 258:85de85adfac7 24
rgrover1 258:85de85adfac7 25 class GattServer {
rgrover1 258:85de85adfac7 26 public:
rgrover1 258:85de85adfac7 27 /* Event callback handlers. */
rgrover1 258:85de85adfac7 28 typedef void (*EventCallback_t)(uint16_t attributeHandle);
rgrover1 258:85de85adfac7 29 typedef void (*ServerEventCallback_t)(void); /**< independent of any particular attribute */
rgrover1 258:85de85adfac7 30 typedef void (*ServerEventCallbackWithCount_t)(unsigned count); /**< independent of any particular attribute */
rgrover1 258:85de85adfac7 31
rgrover1 258:85de85adfac7 32 protected:
rgrover1 258:85de85adfac7 33 GattServer() : serviceCount(0), characteristicCount(0), onDataSent(NULL), onDataWritten(), onUpdatesEnabled(NULL), onUpdatesDisabled(NULL), onConfirmationReceived(NULL) {
rgrover1 258:85de85adfac7 34 /* empty */
rgrover1 258:85de85adfac7 35 }
rgrover1 258:85de85adfac7 36
rgrover1 258:85de85adfac7 37 friend class BLEDevice;
rgrover1 258:85de85adfac7 38 private:
rgrover1 258:85de85adfac7 39 /* These functions must be defined in the sub-class */
rgrover1 258:85de85adfac7 40 virtual ble_error_t addService(GattService &) = 0;
rgrover1 258:85de85adfac7 41 virtual ble_error_t readValue(uint16_t handle, uint8_t buffer[], uint16_t *const lengthP) = 0;
rgrover1 258:85de85adfac7 42 virtual ble_error_t updateValue(uint16_t, uint8_t[], uint16_t, bool localOnly = false) = 0;
rgrover1 258:85de85adfac7 43 virtual ble_error_t initializeGATTDatabase(void) = 0;
rgrover1 258:85de85adfac7 44
rgrover1 258:85de85adfac7 45 // ToDo: For updateValue, check the CCCD to see if the value we are
rgrover1 258:85de85adfac7 46 // updating has the notify or indicate bits sent, and if BOTH are set
rgrover1 258:85de85adfac7 47 // be sure to call sd_ble_gatts_hvx() twice with notify then indicate!
rgrover1 258:85de85adfac7 48 // Strange use case, but valid and must be covered!
rgrover1 258:85de85adfac7 49
rgrover1 258:85de85adfac7 50 void setOnDataSent(ServerEventCallbackWithCount_t callback) {onDataSent = callback;}
rgrover1 258:85de85adfac7 51 void setOnDataWritten(void (*callback)(const GattCharacteristicWriteCBParams *eventDataP)) {onDataWritten.add(callback);}
rgrover1 258:85de85adfac7 52 template <typename T>
rgrover1 258:85de85adfac7 53 void setOnDataWritten(T *objPtr, void (T::*memberPtr)(const GattCharacteristicWriteCBParams *context)) {
rgrover1 258:85de85adfac7 54 onDataWritten.add(objPtr, memberPtr);
rgrover1 258:85de85adfac7 55 }
rgrover1 258:85de85adfac7 56 void setOnUpdatesEnabled(EventCallback_t callback) {onUpdatesEnabled = callback;}
rgrover1 258:85de85adfac7 57 void setOnUpdatesDisabled(EventCallback_t callback) {onUpdatesDisabled = callback;}
rgrover1 258:85de85adfac7 58 void setOnConfirmationReceived(EventCallback_t callback) {onConfirmationReceived = callback;}
rgrover1 258:85de85adfac7 59
rgrover1 258:85de85adfac7 60 protected:
rgrover1 258:85de85adfac7 61 void handleDataWrittenEvent(const GattCharacteristicWriteCBParams *params) {
rgrover1 258:85de85adfac7 62 if (onDataWritten.hasCallbacksAttached()) {
rgrover1 258:85de85adfac7 63 onDataWritten.call(params);
rgrover1 258:85de85adfac7 64 }
rgrover1 258:85de85adfac7 65 }
rgrover1 258:85de85adfac7 66
rgrover1 258:85de85adfac7 67 void handleEvent(GattServerEvents::gattEvent_e type, uint16_t charHandle) {
rgrover1 258:85de85adfac7 68 switch (type) {
rgrover1 258:85de85adfac7 69 case GattServerEvents::GATT_EVENT_UPDATES_ENABLED:
rgrover1 258:85de85adfac7 70 if (onUpdatesEnabled) {
rgrover1 258:85de85adfac7 71 onUpdatesEnabled(charHandle);
rgrover1 258:85de85adfac7 72 }
rgrover1 258:85de85adfac7 73 break;
rgrover1 258:85de85adfac7 74 case GattServerEvents::GATT_EVENT_UPDATES_DISABLED:
rgrover1 258:85de85adfac7 75 if (onUpdatesDisabled) {
rgrover1 258:85de85adfac7 76 onUpdatesDisabled(charHandle);
rgrover1 258:85de85adfac7 77 }
rgrover1 258:85de85adfac7 78 break;
rgrover1 258:85de85adfac7 79 case GattServerEvents::GATT_EVENT_CONFIRMATION_RECEIVED:
rgrover1 258:85de85adfac7 80 if (onConfirmationReceived) {
rgrover1 258:85de85adfac7 81 onConfirmationReceived(charHandle);
rgrover1 258:85de85adfac7 82 }
rgrover1 258:85de85adfac7 83 break;
rgrover1 258:85de85adfac7 84 }
rgrover1 258:85de85adfac7 85 }
rgrover1 258:85de85adfac7 86
rgrover1 258:85de85adfac7 87 void handleDataSentEvent(unsigned count) {
rgrover1 258:85de85adfac7 88 if (onDataSent) {
rgrover1 258:85de85adfac7 89 onDataSent(count);
rgrover1 258:85de85adfac7 90 }
rgrover1 258:85de85adfac7 91 }
rgrover1 258:85de85adfac7 92
rgrover1 258:85de85adfac7 93 protected:
rgrover1 258:85de85adfac7 94 uint8_t serviceCount;
rgrover1 258:85de85adfac7 95 uint8_t characteristicCount;
rgrover1 258:85de85adfac7 96
rgrover1 258:85de85adfac7 97 private:
rgrover1 258:85de85adfac7 98 ServerEventCallbackWithCount_t onDataSent;
rgrover1 258:85de85adfac7 99 CallChainOfFunctionPointersWithContext<const GattCharacteristicWriteCBParams *> onDataWritten;
rgrover1 258:85de85adfac7 100 EventCallback_t onUpdatesEnabled;
rgrover1 258:85de85adfac7 101 EventCallback_t onUpdatesDisabled;
rgrover1 258:85de85adfac7 102 EventCallback_t onConfirmationReceived;
rgrover1 258:85de85adfac7 103
rgrover1 258:85de85adfac7 104 private:
rgrover1 258:85de85adfac7 105 /* disallow copy and assignment */
rgrover1 258:85de85adfac7 106 GattServer(const GattServer &);
rgrover1 258:85de85adfac7 107 GattServer& operator=(const GattServer &);
rgrover1 258:85de85adfac7 108 };
rgrover1 258:85de85adfac7 109
rgrover1 258:85de85adfac7 110 #endif // ifndef __GATT_SERVER_H__