Sergey Solodunov / nRF51822

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Dependencies:   nrf51-sdk

Fork of nRF51822 by Nordic Semiconductor

source/nRF51GattServer.h@391:8cc3528a1233, 2015-07-21 (annotated)

Committer:
rgrover1
Date:
Tue Jul 21 13:23:45 2015 +0100
Revision:
391:8cc3528a1233
Parent:
389:5982ee136c47 
Synchronized with git rev 4ec44d75

Author: Andrew Fernandes

Change DiscoveredCharacteristic API to return long or short UUIDs.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rgrover1 389:5982ee136c47 1 /* mbed Microcontroller Library
rgrover1 389:5982ee136c47 2 * Copyright (c) 2006-2013 ARM Limited
rgrover1 389:5982ee136c47 3 *
rgrover1 389:5982ee136c47 4 * Licensed under the Apache License, Version 2.0 (the "License");
rgrover1 389:5982ee136c47 5 * you may not use this file except in compliance with the License.
rgrover1 389:5982ee136c47 6 * You may obtain a copy of the License at
rgrover1 389:5982ee136c47 7 *
rgrover1 389:5982ee136c47 8 * http://www.apache.org/licenses/LICENSE-2.0
rgrover1 389:5982ee136c47 9 *
rgrover1 389:5982ee136c47 10 * Unless required by applicable law or agreed to in writing, software
rgrover1 389:5982ee136c47 11 * distributed under the License is distributed on an "AS IS" BASIS,
rgrover1 389:5982ee136c47 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
rgrover1 389:5982ee136c47 13 * See the License for the specific language governing permissions and
rgrover1 389:5982ee136c47 14 * limitations under the License.
rgrover1 389:5982ee136c47 15 */
rgrover1 389:5982ee136c47 16
rgrover1 389:5982ee136c47 17 #ifndef __NRF51822_GATT_SERVER_H__
rgrover1 389:5982ee136c47 18 #define __NRF51822_GATT_SERVER_H__
rgrover1 389:5982ee136c47 19
rgrover1 389:5982ee136c47 20 #include <stddef.h>
rgrover1 389:5982ee136c47 21
rgrover1 389:5982ee136c47 22 #include "ble/blecommon.h"
rgrover1 389:5982ee136c47 23 #include "ble.h" /* nordic ble */
rgrover1 389:5982ee136c47 24 #include "ble/Gap.h"
rgrover1 389:5982ee136c47 25 #include "ble/GattServer.h"
rgrover1 389:5982ee136c47 26
rgrover1 389:5982ee136c47 27 class nRF51GattServer : public GattServer
rgrover1 389:5982ee136c47 28 {
rgrover1 389:5982ee136c47 29 public:
rgrover1 389:5982ee136c47 30 static nRF51GattServer &getInstance();
rgrover1 389:5982ee136c47 31
rgrover1 389:5982ee136c47 32 /* Functions that must be implemented from GattServer */
rgrover1 389:5982ee136c47 33 virtual ble_error_t addService(GattService &);
rgrover1 389:5982ee136c47 34 virtual ble_error_t read(GattAttribute::Handle_t attributeHandle, uint8_t buffer[], uint16_t *lengthP);
rgrover1 389:5982ee136c47 35 virtual ble_error_t read(Gap::Handle_t connectionHandle, GattAttribute::Handle_t attributeHandle, uint8_t buffer[], uint16_t *lengthP);
rgrover1 389:5982ee136c47 36 virtual ble_error_t write(GattAttribute::Handle_t, const uint8_t[], uint16_t, bool localOnly = false);
rgrover1 389:5982ee136c47 37 virtual ble_error_t write(Gap::Handle_t connectionHandle, GattAttribute::Handle_t, const uint8_t[], uint16_t, bool localOnly = false);
rgrover1 389:5982ee136c47 38 virtual ble_error_t areUpdatesEnabled(const GattCharacteristic &characteristic, bool *enabledP);
rgrover1 389:5982ee136c47 39 virtual ble_error_t areUpdatesEnabled(Gap::Handle_t connectionHandle, const GattCharacteristic &characteristic, bool *enabledP);
rgrover1 389:5982ee136c47 40
rgrover1 389:5982ee136c47 41 /* nRF51 Functions */
rgrover1 389:5982ee136c47 42 void eventCallback(void);
rgrover1 389:5982ee136c47 43 void hwCallback(ble_evt_t *p_ble_evt);
rgrover1 389:5982ee136c47 44
rgrover1 389:5982ee136c47 45 private:
rgrover1 389:5982ee136c47 46 const static unsigned BLE_TOTAL_CHARACTERISTICS = 20;
rgrover1 389:5982ee136c47 47 const static unsigned BLE_TOTAL_DESCRIPTORS = 8;
rgrover1 389:5982ee136c47 48
rgrover1 389:5982ee136c47 49 private:
rgrover1 389:5982ee136c47 50 /**
rgrover1 389:5982ee136c47 51 * resolve a value attribute to its owning characteristic.
rgrover1 389:5982ee136c47 52 * @param valueHandle the value handle to be resolved.
rgrover1 389:5982ee136c47 53 * @return characteristic index if a resolution is found, else -1.
rgrover1 389:5982ee136c47 54 */
rgrover1 389:5982ee136c47 55 int resolveValueHandleToCharIndex(GattAttribute::Handle_t valueHandle) const {
rgrover1 389:5982ee136c47 56 unsigned charIndex;
rgrover1 389:5982ee136c47 57 for (charIndex = 0; charIndex < characteristicCount; charIndex++) {
rgrover1 389:5982ee136c47 58 if (nrfCharacteristicHandles[charIndex].value_handle == valueHandle) {
rgrover1 389:5982ee136c47 59 return charIndex;
rgrover1 389:5982ee136c47 60 }
rgrover1 389:5982ee136c47 61 }
rgrover1 389:5982ee136c47 62
rgrover1 389:5982ee136c47 63 return -1;
rgrover1 389:5982ee136c47 64 }
rgrover1 389:5982ee136c47 65
rgrover1 389:5982ee136c47 66 /**
rgrover1 389:5982ee136c47 67 * resolve a CCCD attribute handle to its owning characteristic.
rgrover1 389:5982ee136c47 68 * @param cccdHandle the CCCD handle to be resolved.
rgrover1 389:5982ee136c47 69 * @return characteristic index if a resolution is found, else -1.
rgrover1 389:5982ee136c47 70 */
rgrover1 389:5982ee136c47 71 int resolveCCCDHandleToCharIndex(GattAttribute::Handle_t cccdHandle) const {
rgrover1 389:5982ee136c47 72 unsigned charIndex;
rgrover1 389:5982ee136c47 73 for (charIndex = 0; charIndex < characteristicCount; charIndex++) {
rgrover1 389:5982ee136c47 74 if (nrfCharacteristicHandles[charIndex].cccd_handle == cccdHandle) {
rgrover1 389:5982ee136c47 75 return charIndex;
rgrover1 389:5982ee136c47 76 }
rgrover1 389:5982ee136c47 77 }
rgrover1 389:5982ee136c47 78
rgrover1 389:5982ee136c47 79 return -1;
rgrover1 389:5982ee136c47 80 }
rgrover1 389:5982ee136c47 81
rgrover1 389:5982ee136c47 82 private:
rgrover1 389:5982ee136c47 83 GattCharacteristic *p_characteristics[BLE_TOTAL_CHARACTERISTICS];
rgrover1 389:5982ee136c47 84 ble_gatts_char_handles_t nrfCharacteristicHandles[BLE_TOTAL_CHARACTERISTICS];
rgrover1 389:5982ee136c47 85 GattAttribute *p_descriptors[BLE_TOTAL_DESCRIPTORS];
rgrover1 389:5982ee136c47 86 uint8_t descriptorCount;
rgrover1 389:5982ee136c47 87 uint16_t nrfDescriptorHandles[BLE_TOTAL_DESCRIPTORS];
rgrover1 389:5982ee136c47 88
rgrover1 389:5982ee136c47 89 nRF51GattServer() : GattServer(), p_characteristics(), nrfCharacteristicHandles(), p_descriptors(), descriptorCount(0), nrfDescriptorHandles() {
rgrover1 389:5982ee136c47 90 /* empty */
rgrover1 389:5982ee136c47 91 }
rgrover1 389:5982ee136c47 92
rgrover1 389:5982ee136c47 93 private:
rgrover1 389:5982ee136c47 94 nRF51GattServer(const nRF51GattServer &);
rgrover1 389:5982ee136c47 95 const nRF51GattServer& operator=(const nRF51GattServer &);
rgrover1 389:5982ee136c47 96 };
rgrover1 389:5982ee136c47 97
rgrover1 389:5982ee136c47 98 #endif // ifndef __NRF51822_GATT_SERVER_H__