Nordic stack and drivers for the mbed BLE API. Version to work around build bug.
Dependents: microbit_rubber_ducky microbit_mouse_BLE microbit_mouse_BLE_daybreak_version microbit_presenter
Fork of nRF51822 by
nRF5xGattServer.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 #ifndef __NRF51822_GATT_SERVER_H__ 00018 #define __NRF51822_GATT_SERVER_H__ 00019 00020 #include <stddef.h> 00021 00022 #include "ble/blecommon.h" 00023 #include "ble.h" /* nordic ble */ 00024 #include "ble/Gap.h" 00025 #include "ble/GattServer.h" 00026 00027 class nRF5xGattServer : public GattServer 00028 { 00029 public: 00030 /* Functions that must be implemented from GattServer */ 00031 virtual ble_error_t addService(GattService &); 00032 virtual ble_error_t read(GattAttribute::Handle_t attributeHandle, uint8_t buffer[], uint16_t *lengthP); 00033 virtual ble_error_t read(Gap::Handle_t connectionHandle, GattAttribute::Handle_t attributeHandle, uint8_t buffer[], uint16_t *lengthP); 00034 virtual ble_error_t write(GattAttribute::Handle_t, const uint8_t[], uint16_t, bool localOnly = false); 00035 virtual ble_error_t write(Gap::Handle_t connectionHandle, GattAttribute::Handle_t, const uint8_t[], uint16_t, bool localOnly = false); 00036 virtual ble_error_t areUpdatesEnabled(const GattCharacteristic &characteristic, bool *enabledP); 00037 virtual ble_error_t areUpdatesEnabled(Gap::Handle_t connectionHandle, const GattCharacteristic &characteristic, bool *enabledP); 00038 virtual ble_error_t reset(void); 00039 00040 /* nRF51 Functions */ 00041 void eventCallback(void); 00042 void hwCallback(ble_evt_t *p_ble_evt); 00043 00044 00045 private: 00046 const static unsigned BLE_TOTAL_CHARACTERISTICS = 20; 00047 const static unsigned BLE_TOTAL_DESCRIPTORS = 8; 00048 00049 private: 00050 /** 00051 * resolve a value attribute to its owning characteristic. 00052 * @param valueHandle the value handle to be resolved. 00053 * @return characteristic index if a resolution is found, else -1. 00054 */ 00055 int resolveValueHandleToCharIndex(GattAttribute::Handle_t valueHandle) const { 00056 unsigned charIndex; 00057 for (charIndex = 0; charIndex < characteristicCount; charIndex++) { 00058 if (nrfCharacteristicHandles[charIndex].value_handle == valueHandle) { 00059 return charIndex; 00060 } 00061 } 00062 00063 return -1; 00064 } 00065 00066 /** 00067 * resolve a CCCD attribute handle to its owning characteristic. 00068 * @param cccdHandle the CCCD handle to be resolved. 00069 * @return characteristic index if a resolution is found, else -1. 00070 */ 00071 int resolveCCCDHandleToCharIndex(GattAttribute::Handle_t cccdHandle) const { 00072 unsigned charIndex; 00073 for (charIndex = 0; charIndex < characteristicCount; charIndex++) { 00074 if (nrfCharacteristicHandles[charIndex].cccd_handle == cccdHandle) { 00075 return charIndex; 00076 } 00077 } 00078 00079 return -1; 00080 } 00081 00082 private: 00083 GattCharacteristic *p_characteristics[BLE_TOTAL_CHARACTERISTICS]; 00084 ble_gatts_char_handles_t nrfCharacteristicHandles[BLE_TOTAL_CHARACTERISTICS]; 00085 GattAttribute *p_descriptors[BLE_TOTAL_DESCRIPTORS]; 00086 uint8_t descriptorCount; 00087 uint16_t nrfDescriptorHandles[BLE_TOTAL_DESCRIPTORS]; 00088 00089 /* 00090 * Allow instantiation from nRF5xn when required. 00091 */ 00092 friend class nRF5xn; 00093 00094 nRF5xGattServer() : GattServer(), p_characteristics(), nrfCharacteristicHandles(), p_descriptors(), descriptorCount(0), nrfDescriptorHandles() { 00095 /* empty */ 00096 } 00097 00098 private: 00099 nRF5xGattServer(const nRF5xGattServer &); 00100 const nRF5xGattServer& operator=(const nRF5xGattServer &); 00101 }; 00102 00103 #endif // ifndef __NRF51822_GATT_SERVER_H__
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