Varun Bahl / BahlDecrypModified

Updated

Fork of BLE_API by Bluetooth Low Energy

ble/GattServer.h@725:f4a355b35cf8, 2015-07-02 (annotated)

Committer:
rgrover1
Date:
Thu Jul 02 09:06:12 2015 +0100
Revision:
725:f4a355b35cf8
Parent:
724:80e065731d70
Child:
727:1a1f5c5aedfe
Synchronized with git rev 417b857d

Author: Rohit Grover

changing a comment pattern to request action from porters.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rgrover1 710:b2e1a2660ec2 1 /* mbed Microcontroller Library
rgrover1 710:b2e1a2660ec2 2 * Copyright (c) 2006-2013 ARM Limited
rgrover1 710:b2e1a2660ec2 3 *
rgrover1 710:b2e1a2660ec2 4 * Licensed under the Apache License, Version 2.0 (the "License");
rgrover1 710:b2e1a2660ec2 5 * you may not use this file except in compliance with the License.
rgrover1 710:b2e1a2660ec2 6 * You may obtain a copy of the License at
rgrover1 710:b2e1a2660ec2 7 *
rgrover1 710:b2e1a2660ec2 8 * http://www.apache.org/licenses/LICENSE-2.0
rgrover1 710:b2e1a2660ec2 9 *
rgrover1 710:b2e1a2660ec2 10 * Unless required by applicable law or agreed to in writing, software
rgrover1 710:b2e1a2660ec2 11 * distributed under the License is distributed on an "AS IS" BASIS,
rgrover1 710:b2e1a2660ec2 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
rgrover1 710:b2e1a2660ec2 13 * See the License for the specific language governing permissions and
rgrover1 710:b2e1a2660ec2 14 * limitations under the License.
rgrover1 710:b2e1a2660ec2 15 */
rgrover1 710:b2e1a2660ec2 16
rgrover1 710:b2e1a2660ec2 17 #ifndef __GATT_SERVER_H__
rgrover1 710:b2e1a2660ec2 18 #define __GATT_SERVER_H__
rgrover1 710:b2e1a2660ec2 19
rgrover1 710:b2e1a2660ec2 20 #include "Gap.h"
rgrover1 710:b2e1a2660ec2 21 #include "GattService.h"
rgrover1 710:b2e1a2660ec2 22 #include "GattAttribute.h"
rgrover1 710:b2e1a2660ec2 23 #include "GattServerEvents.h"
rgrover1 710:b2e1a2660ec2 24 #include "GattCallbackParamTypes.h"
rgrover1 710:b2e1a2660ec2 25 #include "CallChainOfFunctionPointersWithContext.h"
rgrover1 710:b2e1a2660ec2 26
rgrover1 710:b2e1a2660ec2 27 class GattServer {
rgrover1 710:b2e1a2660ec2 28 public:
rgrover1 710:b2e1a2660ec2 29 /* Event callback handlers. */
rgrover1 710:b2e1a2660ec2 30 typedef void (*EventCallback_t)(GattAttribute::Handle_t attributeHandle);
rgrover1 710:b2e1a2660ec2 31 typedef void (*ServerEventCallback_t)(void); /**< independent of any particular attribute */
rgrover1 710:b2e1a2660ec2 32
rgrover1 710:b2e1a2660ec2 33 protected:
rgrover1 710:b2e1a2660ec2 34 GattServer() :
rgrover1 710:b2e1a2660ec2 35 serviceCount(0),
rgrover1 710:b2e1a2660ec2 36 characteristicCount(0),
rgrover1 710:b2e1a2660ec2 37 dataSentCallChain(),
rgrover1 710:b2e1a2660ec2 38 dataWrittenCallChain(),
rgrover1 710:b2e1a2660ec2 39 dataReadCallChain(),
rgrover1 710:b2e1a2660ec2 40 updatesEnabledCallback(NULL),
rgrover1 710:b2e1a2660ec2 41 updatesDisabledCallback(NULL),
rgrover1 710:b2e1a2660ec2 42 confirmationReceivedCallback(NULL) {
rgrover1 710:b2e1a2660ec2 43 /* empty */
rgrover1 710:b2e1a2660ec2 44 }
rgrover1 710:b2e1a2660ec2 45
rgrover1 710:b2e1a2660ec2 46 /*
rgrover1 710:b2e1a2660ec2 47 * The following functions are meant to be overridden in the platform-specific sub-class.
rgrover1 710:b2e1a2660ec2 48 */
rgrover1 710:b2e1a2660ec2 49 public:
rgrover1 710:b2e1a2660ec2 50
rgrover1 710:b2e1a2660ec2 51 /**
rgrover1 710:b2e1a2660ec2 52 * Add a service declaration to the local server ATT table. Also add the
rgrover1 710:b2e1a2660ec2 53 * characteristics contained within.
rgrover1 710:b2e1a2660ec2 54 */
rgrover1 710:b2e1a2660ec2 55 virtual ble_error_t addService(GattService &) {
rgrover1 725:f4a355b35cf8 56 return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porter(s): override this API if this capability is supported. */
rgrover1 710:b2e1a2660ec2 57 }
rgrover1 710:b2e1a2660ec2 58
rgrover1 710:b2e1a2660ec2 59 /**
rgrover1 710:b2e1a2660ec2 60 * Read the value of a characteristic from the local GattServer
rgrover1 710:b2e1a2660ec2 61 * @param[in] attributeHandle
rgrover1 710:b2e1a2660ec2 62 * Attribute handle for the value attribute of the characteristic.
rgrover1 710:b2e1a2660ec2 63 * @param[out] buffer
rgrover1 710:b2e1a2660ec2 64 * A buffer to hold the value being read.
rgrover1 710:b2e1a2660ec2 65 * @param[in/out] lengthP
rgrover1 710:b2e1a2660ec2 66 * Length of the buffer being supplied. If the attribute
rgrover1 710:b2e1a2660ec2 67 * value is longer than the size of the supplied buffer,
rgrover1 710:b2e1a2660ec2 68 * this variable will hold upon return the total attribute value length
rgrover1 710:b2e1a2660ec2 69 * (excluding offset). The application may use this
rgrover1 710:b2e1a2660ec2 70 * information to allocate a suitable buffer size.
rgrover1 710:b2e1a2660ec2 71 *
rgrover1 710:b2e1a2660ec2 72 * @return BLE_ERROR_NONE if a value was read successfully into the buffer.
rgrover1 710:b2e1a2660ec2 73 */
rgrover1 710:b2e1a2660ec2 74 virtual ble_error_t read(GattAttribute::Handle_t attributeHandle, uint8_t buffer[], uint16_t *lengthP) {
rgrover1 725:f4a355b35cf8 75 return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porter(s): override this API if this capability is supported. */
rgrover1 710:b2e1a2660ec2 76 }
rgrover1 710:b2e1a2660ec2 77
rgrover1 710:b2e1a2660ec2 78 /**
rgrover1 710:b2e1a2660ec2 79 * Read the value of a characteristic from the local GattServer
rgrover1 710:b2e1a2660ec2 80 * @param[in] connectionHandle
rgrover1 710:b2e1a2660ec2 81 * Connection Handle.
rgrover1 710:b2e1a2660ec2 82 * @param[in] attributeHandle
rgrover1 710:b2e1a2660ec2 83 * Attribute handle for the value attribute of the characteristic.
rgrover1 710:b2e1a2660ec2 84 * @param[out] buffer
rgrover1 710:b2e1a2660ec2 85 * A buffer to hold the value being read.
rgrover1 710:b2e1a2660ec2 86 * @param[in/out] lengthP
rgrover1 710:b2e1a2660ec2 87 * Length of the buffer being supplied. If the attribute
rgrover1 710:b2e1a2660ec2 88 * value is longer than the size of the supplied buffer,
rgrover1 710:b2e1a2660ec2 89 * this variable will hold upon return the total attribute value length
rgrover1 710:b2e1a2660ec2 90 * (excluding offset). The application may use this
rgrover1 710:b2e1a2660ec2 91 * information to allocate a suitable buffer size.
rgrover1 710:b2e1a2660ec2 92 *
rgrover1 710:b2e1a2660ec2 93 * @return BLE_ERROR_NONE if a value was read successfully into the buffer.
rgrover1 710:b2e1a2660ec2 94 *
rgrover1 710:b2e1a2660ec2 95 * @note This API is a version of above with an additional connection handle
rgrover1 710:b2e1a2660ec2 96 * parameter to allow fetches for connection-specific multivalued
rgrover1 710:b2e1a2660ec2 97 * attribtues (such as the CCCDs).
rgrover1 710:b2e1a2660ec2 98 */
rgrover1 710:b2e1a2660ec2 99 virtual ble_error_t read(Gap::Handle_t connectionHandle, GattAttribute::Handle_t attributeHandle, uint8_t *buffer, uint16_t *lengthP) {
rgrover1 725:f4a355b35cf8 100 return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porter(s): override this API if this capability is supported. */
rgrover1 710:b2e1a2660ec2 101 }
rgrover1 710:b2e1a2660ec2 102
rgrover1 710:b2e1a2660ec2 103 /**
rgrover1 710:b2e1a2660ec2 104 * Update the value of a characteristic on the local GattServer.
rgrover1 710:b2e1a2660ec2 105 *
rgrover1 710:b2e1a2660ec2 106 * @param[in] attributeHandle
rgrover1 710:b2e1a2660ec2 107 * Handle for the value attribute of the Characteristic.
rgrover1 710:b2e1a2660ec2 108 * @param[in] value
rgrover1 710:b2e1a2660ec2 109 * A pointer to a buffer holding the new value
rgrover1 710:b2e1a2660ec2 110 * @param[in] size
rgrover1 710:b2e1a2660ec2 111 * Size of the new value (in bytes).
rgrover1 710:b2e1a2660ec2 112 * @param[in] localOnly
rgrover1 710:b2e1a2660ec2 113 * Should this update be kept on the local
rgrover1 710:b2e1a2660ec2 114 * GattServer regardless of the state of the
rgrover1 710:b2e1a2660ec2 115 * notify/indicate flag in the CCCD for this
rgrover1 710:b2e1a2660ec2 116 * Characteristic? If set to true, no notification
rgrover1 710:b2e1a2660ec2 117 * or indication is generated.
rgrover1 710:b2e1a2660ec2 118 *
rgrover1 710:b2e1a2660ec2 119 * @return BLE_ERROR_NONE if we have successfully set the value of the attribute.
rgrover1 710:b2e1a2660ec2 120 */
rgrover1 710:b2e1a2660ec2 121 virtual ble_error_t write(GattAttribute::Handle_t, const uint8_t *, uint16_t, bool localOnly = false) {
rgrover1 725:f4a355b35cf8 122 return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porter(s): override this API if this capability is supported. */
rgrover1 710:b2e1a2660ec2 123 }
rgrover1 710:b2e1a2660ec2 124
rgrover1 710:b2e1a2660ec2 125 /**
rgrover1 710:b2e1a2660ec2 126 * Update the value of a characteristic on the local GattServer. A version
rgrover1 710:b2e1a2660ec2 127 * of the same as above with connection handle parameter to allow updates
rgrover1 710:b2e1a2660ec2 128 * for connection-specific multivalued attribtues (such as the CCCDs).
rgrover1 710:b2e1a2660ec2 129 *
rgrover1 710:b2e1a2660ec2 130 * @param[in] connectionHandle
rgrover1 710:b2e1a2660ec2 131 * Connection Handle.
rgrover1 710:b2e1a2660ec2 132 * @param[in] attributeHandle
rgrover1 710:b2e1a2660ec2 133 * Handle for the value attribute of the Characteristic.
rgrover1 710:b2e1a2660ec2 134 * @param[in] value
rgrover1 710:b2e1a2660ec2 135 * A pointer to a buffer holding the new value
rgrover1 710:b2e1a2660ec2 136 * @param[in] size
rgrover1 710:b2e1a2660ec2 137 * Size of the new value (in bytes).
rgrover1 710:b2e1a2660ec2 138 * @param[in] localOnly
rgrover1 710:b2e1a2660ec2 139 * Should this update be kept on the local
rgrover1 710:b2e1a2660ec2 140 * GattServer regardless of the state of the
rgrover1 710:b2e1a2660ec2 141 * notify/indicate flag in the CCCD for this
rgrover1 710:b2e1a2660ec2 142 * Characteristic? If set to true, no notification
rgrover1 710:b2e1a2660ec2 143 * or indication is generated.
rgrover1 710:b2e1a2660ec2 144 *
rgrover1 710:b2e1a2660ec2 145 * @return BLE_ERROR_NONE if we have successfully set the value of the attribute.
rgrover1 710:b2e1a2660ec2 146 */
rgrover1 710:b2e1a2660ec2 147 virtual ble_error_t write(Gap::Handle_t connectionHandle, GattAttribute::Handle_t, const uint8_t *, uint16_t, bool localOnly = false) {
rgrover1 725:f4a355b35cf8 148 return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porter(s): override this API if this capability is supported. */
rgrover1 710:b2e1a2660ec2 149 }
rgrover1 710:b2e1a2660ec2 150
rgrover1 710:b2e1a2660ec2 151 /**
rgrover1 724:80e065731d70 152 * Determine the updates-enabled status (notification/indication) for the current connection from a characteristic's CCCD.
rgrover1 724:80e065731d70 153 *
rgrover1 724:80e065731d70 154 * @param characteristic
rgrover1 724:80e065731d70 155 * The characteristic
rgrover1 724:80e065731d70 156 * @param[out] enabledP
rgrover1 724:80e065731d70 157 * Upon return, *enabledP is true if updates are enabled, else false.
rgrover1 724:80e065731d70 158 *
rgrover1 724:80e065731d70 159 * @return BLE_ERROR_NONE if the connection and handle are found. false otherwise.
rgrover1 724:80e065731d70 160 */
rgrover1 724:80e065731d70 161 virtual ble_error_t areUpdatesEnabled(const GattCharacteristic &characteristic, bool *enabledP) {
rgrover1 725:f4a355b35cf8 162 return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porter(s): override this API if this capability is supported. */
rgrover1 724:80e065731d70 163 }
rgrover1 724:80e065731d70 164
rgrover1 724:80e065731d70 165 /**
rgrover1 724:80e065731d70 166 * Determine the connection-specific updates-enabled status (notification/indication) from a characteristic's CCCD.
rgrover1 724:80e065731d70 167 *
rgrover1 724:80e065731d70 168 * @param connectionHandle
rgrover1 724:80e065731d70 169 * The connection handle
rgrover1 724:80e065731d70 170 * @param[out] enabledP
rgrover1 724:80e065731d70 171 * Upon return, *enabledP is true if updates are enabled, else false.
rgrover1 724:80e065731d70 172 *
rgrover1 724:80e065731d70 173 * @param characteristic
rgrover1 724:80e065731d70 174 * The characteristic
rgrover1 724:80e065731d70 175 *
rgrover1 724:80e065731d70 176 * @return BLE_ERROR_NONE if the connection and handle are found. false otherwise.
rgrover1 724:80e065731d70 177 */
rgrover1 724:80e065731d70 178 virtual ble_error_t areUpdatesEnabled(Gap::Handle_t connectionHandle, const GattCharacteristic &characteristic, bool *enabledP) {
rgrover1 725:f4a355b35cf8 179 return BLE_ERROR_NOT_IMPLEMENTED; /* Requesting action from porter(s): override this API if this capability is supported. */
rgrover1 724:80e065731d70 180 }
rgrover1 724:80e065731d70 181
rgrover1 724:80e065731d70 182 /**
rgrover1 710:b2e1a2660ec2 183 * A virtual function to allow underlying stacks to indicate if they support
rgrover1 710:b2e1a2660ec2 184 * onDataRead(). It should be overridden to return true as applicable.
rgrover1 710:b2e1a2660ec2 185 */
rgrover1 710:b2e1a2660ec2 186 virtual bool isOnDataReadAvailable() const {
rgrover1 710:b2e1a2660ec2 187 return false; /* default implementation; override this API if this capability is supported. */
rgrover1 710:b2e1a2660ec2 188 }
rgrover1 710:b2e1a2660ec2 189
rgrover1 710:b2e1a2660ec2 190 /*
rgrover1 710:b2e1a2660ec2 191 * APIs with non-virtual implementations.
rgrover1 710:b2e1a2660ec2 192 */
rgrover1 710:b2e1a2660ec2 193 public:
rgrover1 710:b2e1a2660ec2 194 /**
rgrover1 710:b2e1a2660ec2 195 * Add a callback for the GATT event DATA_SENT (which is triggered when
rgrover1 710:b2e1a2660ec2 196 * updates are sent out by GATT in the form of notifications).
rgrover1 710:b2e1a2660ec2 197 *
rgrover1 710:b2e1a2660ec2 198 * @Note: it is possible to chain together multiple onDataSent callbacks
rgrover1 710:b2e1a2660ec2 199 * (potentially from different modules of an application) to receive updates
rgrover1 710:b2e1a2660ec2 200 * to characteristics.
rgrover1 710:b2e1a2660ec2 201 *
rgrover1 710:b2e1a2660ec2 202 * @Note: it is also possible to setup a callback into a member function of
rgrover1 710:b2e1a2660ec2 203 * some object.
rgrover1 710:b2e1a2660ec2 204 */
rgrover1 710:b2e1a2660ec2 205 void onDataSent(void (*callback)(unsigned count)) {dataSentCallChain.add(callback);}
rgrover1 710:b2e1a2660ec2 206 template <typename T>
rgrover1 710:b2e1a2660ec2 207 void onDataSent(T *objPtr, void (T::*memberPtr)(unsigned count)) {
rgrover1 710:b2e1a2660ec2 208 dataSentCallChain.add(objPtr, memberPtr);
rgrover1 710:b2e1a2660ec2 209 }
rgrover1 710:b2e1a2660ec2 210
rgrover1 710:b2e1a2660ec2 211 /**
rgrover1 710:b2e1a2660ec2 212 * Setup a callback for when an attribute has its value updated by or at the
rgrover1 710:b2e1a2660ec2 213 * connected peer. For a peripheral, this callback triggered when the local
rgrover1 710:b2e1a2660ec2 214 * GATT server has an attribute updated by a write command from the peer.
rgrover1 710:b2e1a2660ec2 215 * For a Central, this callback is triggered when a response is received for
rgrover1 710:b2e1a2660ec2 216 * a write request.
rgrover1 710:b2e1a2660ec2 217 *
rgrover1 710:b2e1a2660ec2 218 * @Note: it is possible to chain together multiple onDataWritten callbacks
rgrover1 710:b2e1a2660ec2 219 * (potentially from different modules of an application) to receive updates
rgrover1 710:b2e1a2660ec2 220 * to characteristics. Many services, such as DFU and UART add their own
rgrover1 710:b2e1a2660ec2 221 * onDataWritten callbacks behind the scenes to trap interesting events.
rgrover1 710:b2e1a2660ec2 222 *
rgrover1 710:b2e1a2660ec2 223 * @Note: it is also possible to setup a callback into a member function of
rgrover1 710:b2e1a2660ec2 224 * some object.
rgrover1 710:b2e1a2660ec2 225 */
rgrover1 710:b2e1a2660ec2 226 void onDataWritten(void (*callback)(const GattWriteCallbackParams *eventDataP)) {dataWrittenCallChain.add(callback);}
rgrover1 710:b2e1a2660ec2 227 template <typename T>
rgrover1 710:b2e1a2660ec2 228 void onDataWritten(T *objPtr, void (T::*memberPtr)(const GattWriteCallbackParams *context)) {
rgrover1 710:b2e1a2660ec2 229 dataWrittenCallChain.add(objPtr, memberPtr);
rgrover1 710:b2e1a2660ec2 230 }
rgrover1 710:b2e1a2660ec2 231
rgrover1 710:b2e1a2660ec2 232 /**
rgrover1 710:b2e1a2660ec2 233 * Setup a callback to be invoked on the peripheral when an attribute is
rgrover1 710:b2e1a2660ec2 234 * being read by a remote client.
rgrover1 710:b2e1a2660ec2 235 *
rgrover1 710:b2e1a2660ec2 236 * @Note: this functionality may not be available on all underlying stacks.
rgrover1 710:b2e1a2660ec2 237 * You could use GattCharacteristic::setReadAuthorizationCallback() as an
rgrover1 710:b2e1a2660ec2 238 * alternative.
rgrover1 710:b2e1a2660ec2 239 *
rgrover1 710:b2e1a2660ec2 240 * @Note: it is possible to chain together multiple onDataRead callbacks
rgrover1 710:b2e1a2660ec2 241 * (potentially from different modules of an application) to receive updates
rgrover1 710:b2e1a2660ec2 242 * to characteristics. Services may add their own onDataRead callbacks
rgrover1 710:b2e1a2660ec2 243 * behind the scenes to trap interesting events.
rgrover1 710:b2e1a2660ec2 244 *
rgrover1 710:b2e1a2660ec2 245 * @Note: it is also possible to setup a callback into a member function of
rgrover1 710:b2e1a2660ec2 246 * some object.
rgrover1 710:b2e1a2660ec2 247 *
rgrover1 710:b2e1a2660ec2 248 * @return BLE_ERROR_NOT_IMPLEMENTED if this functionality isn't available;
rgrover1 710:b2e1a2660ec2 249 * else BLE_ERROR_NONE.
rgrover1 710:b2e1a2660ec2 250 */
rgrover1 710:b2e1a2660ec2 251 ble_error_t onDataRead(void (*callback)(const GattReadCallbackParams *eventDataP)) {
rgrover1 710:b2e1a2660ec2 252 if (!isOnDataReadAvailable()) {
rgrover1 710:b2e1a2660ec2 253 return BLE_ERROR_NOT_IMPLEMENTED;
rgrover1 710:b2e1a2660ec2 254 }
rgrover1 710:b2e1a2660ec2 255
rgrover1 710:b2e1a2660ec2 256 dataReadCallChain.add(callback);
rgrover1 710:b2e1a2660ec2 257 return BLE_ERROR_NONE;
rgrover1 710:b2e1a2660ec2 258 }
rgrover1 710:b2e1a2660ec2 259 template <typename T>
rgrover1 710:b2e1a2660ec2 260 ble_error_t onDataRead(T *objPtr, void (T::*memberPtr)(const GattReadCallbackParams *context)) {
rgrover1 710:b2e1a2660ec2 261 if (!isOnDataReadAvailable()) {
rgrover1 710:b2e1a2660ec2 262 return BLE_ERROR_NOT_IMPLEMENTED;
rgrover1 710:b2e1a2660ec2 263 }
rgrover1 710:b2e1a2660ec2 264
rgrover1 710:b2e1a2660ec2 265 dataReadCallChain.add(objPtr, memberPtr);
rgrover1 710:b2e1a2660ec2 266 return BLE_ERROR_NONE;
rgrover1 710:b2e1a2660ec2 267 }
rgrover1 710:b2e1a2660ec2 268
rgrover1 710:b2e1a2660ec2 269 /**
rgrover1 710:b2e1a2660ec2 270 * Setup a callback for when notifications/indications are enabled for a
rgrover1 710:b2e1a2660ec2 271 * characteristic on the local GattServer.
rgrover1 710:b2e1a2660ec2 272 */
rgrover1 710:b2e1a2660ec2 273 void onUpdatesEnabled(EventCallback_t callback) {updatesEnabledCallback = callback;}
rgrover1 710:b2e1a2660ec2 274
rgrover1 710:b2e1a2660ec2 275 /**
rgrover1 710:b2e1a2660ec2 276 * Setup a callback for when notifications/indications are disabled for a
rgrover1 710:b2e1a2660ec2 277 * characteristic on the local GattServer.
rgrover1 710:b2e1a2660ec2 278 */
rgrover1 710:b2e1a2660ec2 279 void onUpdatesDisabled(EventCallback_t callback) {updatesDisabledCallback = callback;}
rgrover1 710:b2e1a2660ec2 280
rgrover1 710:b2e1a2660ec2 281 /**
rgrover1 710:b2e1a2660ec2 282 * Setup a callback for when the GATT server receives a response for an
rgrover1 710:b2e1a2660ec2 283 * indication event sent previously.
rgrover1 710:b2e1a2660ec2 284 */
rgrover1 710:b2e1a2660ec2 285 void onConfirmationReceived(EventCallback_t callback) {confirmationReceivedCallback = callback;}
rgrover1 710:b2e1a2660ec2 286
rgrover1 710:b2e1a2660ec2 287 /* Entry points for the underlying stack to report events back to the user. */
rgrover1 710:b2e1a2660ec2 288 protected:
rgrover1 710:b2e1a2660ec2 289 void handleDataWrittenEvent(const GattWriteCallbackParams *params) {
rgrover1 710:b2e1a2660ec2 290 if (dataWrittenCallChain.hasCallbacksAttached()) {
rgrover1 710:b2e1a2660ec2 291 dataWrittenCallChain.call(params);
rgrover1 710:b2e1a2660ec2 292 }
rgrover1 710:b2e1a2660ec2 293 }
rgrover1 710:b2e1a2660ec2 294
rgrover1 710:b2e1a2660ec2 295 void handleDataReadEvent(const GattReadCallbackParams *params) {
rgrover1 710:b2e1a2660ec2 296 if (dataReadCallChain.hasCallbacksAttached()) {
rgrover1 710:b2e1a2660ec2 297 dataReadCallChain.call(params);
rgrover1 710:b2e1a2660ec2 298 }
rgrover1 710:b2e1a2660ec2 299 }
rgrover1 710:b2e1a2660ec2 300
rgrover1 721:8f92a1a943d6 301 void handleEvent(GattServerEvents::gattEvent_e type, GattAttribute::Handle_t attributeHandle) {
rgrover1 710:b2e1a2660ec2 302 switch (type) {
rgrover1 710:b2e1a2660ec2 303 case GattServerEvents::GATT_EVENT_UPDATES_ENABLED:
rgrover1 710:b2e1a2660ec2 304 if (updatesEnabledCallback) {
rgrover1 721:8f92a1a943d6 305 updatesEnabledCallback(attributeHandle);
rgrover1 710:b2e1a2660ec2 306 }
rgrover1 710:b2e1a2660ec2 307 break;
rgrover1 710:b2e1a2660ec2 308 case GattServerEvents::GATT_EVENT_UPDATES_DISABLED:
rgrover1 710:b2e1a2660ec2 309 if (updatesDisabledCallback) {
rgrover1 721:8f92a1a943d6 310 updatesDisabledCallback(attributeHandle);
rgrover1 710:b2e1a2660ec2 311 }
rgrover1 710:b2e1a2660ec2 312 break;
rgrover1 710:b2e1a2660ec2 313 case GattServerEvents::GATT_EVENT_CONFIRMATION_RECEIVED:
rgrover1 710:b2e1a2660ec2 314 if (confirmationReceivedCallback) {
rgrover1 721:8f92a1a943d6 315 confirmationReceivedCallback(attributeHandle);
rgrover1 710:b2e1a2660ec2 316 }
rgrover1 710:b2e1a2660ec2 317 break;
rgrover1 710:b2e1a2660ec2 318 default:
rgrover1 710:b2e1a2660ec2 319 break;
rgrover1 710:b2e1a2660ec2 320 }
rgrover1 710:b2e1a2660ec2 321 }
rgrover1 710:b2e1a2660ec2 322
rgrover1 710:b2e1a2660ec2 323 void handleDataSentEvent(unsigned count) {
rgrover1 710:b2e1a2660ec2 324 if (dataSentCallChain.hasCallbacksAttached()) {
rgrover1 710:b2e1a2660ec2 325 dataSentCallChain.call(count);
rgrover1 710:b2e1a2660ec2 326 }
rgrover1 710:b2e1a2660ec2 327 }
rgrover1 710:b2e1a2660ec2 328
rgrover1 710:b2e1a2660ec2 329 protected:
rgrover1 710:b2e1a2660ec2 330 uint8_t serviceCount;
rgrover1 710:b2e1a2660ec2 331 uint8_t characteristicCount;
rgrover1 710:b2e1a2660ec2 332
rgrover1 710:b2e1a2660ec2 333 private:
rgrover1 710:b2e1a2660ec2 334 CallChainOfFunctionPointersWithContext<unsigned> dataSentCallChain;
rgrover1 710:b2e1a2660ec2 335 CallChainOfFunctionPointersWithContext<const GattWriteCallbackParams *> dataWrittenCallChain;
rgrover1 710:b2e1a2660ec2 336 CallChainOfFunctionPointersWithContext<const GattReadCallbackParams *> dataReadCallChain;
rgrover1 710:b2e1a2660ec2 337 EventCallback_t updatesEnabledCallback;
rgrover1 710:b2e1a2660ec2 338 EventCallback_t updatesDisabledCallback;
rgrover1 710:b2e1a2660ec2 339 EventCallback_t confirmationReceivedCallback;
rgrover1 710:b2e1a2660ec2 340
rgrover1 710:b2e1a2660ec2 341 private:
rgrover1 710:b2e1a2660ec2 342 /* disallow copy and assignment */
rgrover1 710:b2e1a2660ec2 343 GattServer(const GattServer &);
rgrover1 710:b2e1a2660ec2 344 GattServer& operator=(const GattServer &);
rgrover1 710:b2e1a2660ec2 345 };
rgrover1 710:b2e1a2660ec2 346
rgrover1 710:b2e1a2660ec2 347 #endif // ifndef __GATT_SERVER_H__