Javier Velasco / BLE_API

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Dependents:   BLE_iBeacon

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ble/DiscoveredCharacteristic.h@1154:702de9e6b049, 2016-04-06 (annotated)

Committer:
vcoubard
Date:
Wed Apr 06 19:14:32 2016 +0100
Revision:
1154:702de9e6b049
Parent:
1137:16d42c00e912
Child:
1155:e28c7aac64ab
Synchronized with git rev 37c26ae0

Author: Andres Amaya Garcia

Add missing documentation to DiscoveredCharacteristic.h

Who changed what in which revision?

UserRevisionLine numberNew contents of line
vcoubard 1131:692ddf04fc42 1 /* mbed Microcontroller Library
vcoubard 1131:692ddf04fc42 2 * Copyright (c) 2006-2013 ARM Limited
vcoubard 1131:692ddf04fc42 3 *
vcoubard 1131:692ddf04fc42 4 * Licensed under the Apache License, Version 2.0 (the "License");
vcoubard 1131:692ddf04fc42 5 * you may not use this file except in compliance with the License.
vcoubard 1131:692ddf04fc42 6 * You may obtain a copy of the License at
vcoubard 1131:692ddf04fc42 7 *
vcoubard 1131:692ddf04fc42 8 * http://www.apache.org/licenses/LICENSE-2.0
vcoubard 1131:692ddf04fc42 9 *
vcoubard 1131:692ddf04fc42 10 * Unless required by applicable law or agreed to in writing, software
vcoubard 1131:692ddf04fc42 11 * distributed under the License is distributed on an "AS IS" BASIS,
vcoubard 1131:692ddf04fc42 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
vcoubard 1131:692ddf04fc42 13 * See the License for the specific language governing permissions and
vcoubard 1131:692ddf04fc42 14 * limitations under the License.
vcoubard 1131:692ddf04fc42 15 */
vcoubard 1131:692ddf04fc42 16
vcoubard 1131:692ddf04fc42 17 #ifndef __DISCOVERED_CHARACTERISTIC_H__
vcoubard 1131:692ddf04fc42 18 #define __DISCOVERED_CHARACTERISTIC_H__
vcoubard 1131:692ddf04fc42 19
vcoubard 1131:692ddf04fc42 20 #include "UUID.h"
vcoubard 1131:692ddf04fc42 21 #include "Gap.h"
vcoubard 1131:692ddf04fc42 22 #include "GattAttribute.h"
vcoubard 1131:692ddf04fc42 23 #include "GattClient.h"
vcoubard 1135:22aada733dbd 24 #include "CharacteristicDescriptorDiscovery.h"
vcoubard 1135:22aada733dbd 25 #include "ble/DiscoveredCharacteristicDescriptor.h"
vcoubard 1131:692ddf04fc42 26
vcoubard 1131:692ddf04fc42 27 /**
vcoubard 1135:22aada733dbd 28 * @brief Representation of a characteristic discovered during a GattClient
vcoubard 1135:22aada733dbd 29 * discovery procedure (see GattClient::launchServiceDiscovery ).
vcoubard 1135:22aada733dbd 30 *
vcoubard 1137:16d42c00e912 31 * @details Provide detailed informations about a discovered characteristic like:
vcoubard 1135:22aada733dbd 32 * - Its UUID (see #getUUID).
vcoubard 1135:22aada733dbd 33 * - The most important handles of the characteristic definition
vcoubard 1135:22aada733dbd 34 * (see #getDeclHandle, #getValueHandle, #getLastHandle )
vcoubard 1135:22aada733dbd 35 * - Its properties (see #getProperties).
vcoubard 1135:22aada733dbd 36 * This class also provide functions to operate on the characteristic:
vcoubard 1135:22aada733dbd 37 * - Read the characteristic value (see #read)
vcoubard 1135:22aada733dbd 38 * - Writing a characteristic value (see #write or #writeWoResponse)
vcoubard 1135:22aada733dbd 39 * - Discover descriptors inside the characteristic definition. These descriptors
vcoubard 1135:22aada733dbd 40 * extends the characteristic. More information about descriptor usage is
vcoubard 1135:22aada733dbd 41 * available in DiscoveredCharacteristicDescriptor class.
vcoubard 1131:692ddf04fc42 42 */
vcoubard 1131:692ddf04fc42 43 class DiscoveredCharacteristic {
vcoubard 1131:692ddf04fc42 44 public:
vcoubard 1131:692ddf04fc42 45 struct Properties_t {
vcoubard 1131:692ddf04fc42 46 uint8_t _broadcast :1; /**< Broadcasting the value permitted. */
vcoubard 1131:692ddf04fc42 47 uint8_t _read :1; /**< Reading the value permitted. */
vcoubard 1131:692ddf04fc42 48 uint8_t _writeWoResp :1; /**< Writing the value with Write Command permitted. */
vcoubard 1131:692ddf04fc42 49 uint8_t _write :1; /**< Writing the value with Write Request permitted. */
vcoubard 1135:22aada733dbd 50 uint8_t _notify :1; /**< Notifications of the value permitted. */
vcoubard 1131:692ddf04fc42 51 uint8_t _indicate :1; /**< Indications of the value permitted. */
vcoubard 1131:692ddf04fc42 52 uint8_t _authSignedWrite :1; /**< Writing the value with Signed Write Command permitted. */
vcoubard 1131:692ddf04fc42 53
vcoubard 1131:692ddf04fc42 54 public:
vcoubard 1154:702de9e6b049 55 /**
vcoubard 1154:702de9e6b049 56 * @brief Check the value of the Properties_t::_broadcast property
vcoubard 1154:702de9e6b049 57 * of the discovered characteristic.
vcoubard 1154:702de9e6b049 58 *
vcoubard 1154:702de9e6b049 59 * @return true if broadcasting the value is permitted, and false
vcoubard 1154:702de9e6b049 60 * otherwise.
vcoubard 1154:702de9e6b049 61 */
vcoubard 1154:702de9e6b049 62 bool broadcast(void) const {
vcoubard 1154:702de9e6b049 63 return _broadcast;
vcoubard 1154:702de9e6b049 64 }
vcoubard 1154:702de9e6b049 65
vcoubard 1154:702de9e6b049 66 /**
vcoubard 1154:702de9e6b049 67 * @brief Check the value of the Properties_t::_read property of the
vcoubard 1154:702de9e6b049 68 * discovered characteristic.
vcoubard 1154:702de9e6b049 69 *
vcoubard 1154:702de9e6b049 70 * @return true if reading the value is permitted, and false
vcoubard 1154:702de9e6b049 71 * otherwise.
vcoubard 1154:702de9e6b049 72 */
vcoubard 1154:702de9e6b049 73 bool read(void) const {
vcoubard 1154:702de9e6b049 74 return _read;
vcoubard 1154:702de9e6b049 75 }
vcoubard 1154:702de9e6b049 76
vcoubard 1154:702de9e6b049 77 /**
vcoubard 1154:702de9e6b049 78 * @brief Check the value of the Properties_t::_writeWoResp property
vcoubard 1154:702de9e6b049 79 * of the discovered characteristic.
vcoubard 1154:702de9e6b049 80 *
vcoubard 1154:702de9e6b049 81 * @return true if writing the value with Write Command is permitted,
vcoubard 1154:702de9e6b049 82 * false otherwise.
vcoubard 1154:702de9e6b049 83 */
vcoubard 1154:702de9e6b049 84 bool writeWoResp(void) const {
vcoubard 1154:702de9e6b049 85 return _writeWoResp;
vcoubard 1154:702de9e6b049 86 }
vcoubard 1154:702de9e6b049 87
vcoubard 1154:702de9e6b049 88 /**
vcoubard 1154:702de9e6b049 89 * @brief Check the value of the Properties_t::_write property of the
vcoubard 1154:702de9e6b049 90 * discovered characteristic.
vcoubard 1154:702de9e6b049 91 *
vcoubard 1154:702de9e6b049 92 * @return true if writing the value with Write Request is permitted,
vcoubard 1154:702de9e6b049 93 * false otherwise.
vcoubard 1154:702de9e6b049 94 */
vcoubard 1154:702de9e6b049 95 bool write(void) const {
vcoubard 1154:702de9e6b049 96 return _write;
vcoubard 1154:702de9e6b049 97 }
vcoubard 1154:702de9e6b049 98
vcoubard 1154:702de9e6b049 99 /**
vcoubard 1154:702de9e6b049 100 * @brief Check the value of the Properties_t::_notify property of the
vcoubard 1154:702de9e6b049 101 * discovered characteristic.
vcoubard 1154:702de9e6b049 102 *
vcoubard 1154:702de9e6b049 103 * @return true if notifications of the value are permitted, false
vcoubard 1154:702de9e6b049 104 * otherwise.
vcoubard 1154:702de9e6b049 105 */
vcoubard 1154:702de9e6b049 106 bool notify(void) const {
vcoubard 1154:702de9e6b049 107 return _notify;
vcoubard 1154:702de9e6b049 108 }
vcoubard 1154:702de9e6b049 109
vcoubard 1154:702de9e6b049 110 /**
vcoubard 1154:702de9e6b049 111 * @brief Check the value of the Properties_t::_indicate property of
vcoubard 1154:702de9e6b049 112 * the discovered characteristic.
vcoubard 1154:702de9e6b049 113 *
vcoubard 1154:702de9e6b049 114 * @return true if indications of the value are permitted, false
vcoubard 1154:702de9e6b049 115 * otherwise.
vcoubard 1154:702de9e6b049 116 */
vcoubard 1154:702de9e6b049 117 bool indicate(void) const {
vcoubard 1154:702de9e6b049 118 return _indicate;
vcoubard 1154:702de9e6b049 119 }
vcoubard 1154:702de9e6b049 120
vcoubard 1154:702de9e6b049 121 /**
vcoubard 1154:702de9e6b049 122 * @brief Check the value of the Properties_t::_authSignedWrite
vcoubard 1154:702de9e6b049 123 * property of the discovered characteristic.
vcoubard 1154:702de9e6b049 124 *
vcoubard 1154:702de9e6b049 125 * @return true if writing the value with Signed Write Command is
vcoubard 1154:702de9e6b049 126 * permitted, false otherwise.
vcoubard 1154:702de9e6b049 127 */
vcoubard 1154:702de9e6b049 128 bool authSignedWrite(void) const {
vcoubard 1154:702de9e6b049 129 return _authSignedWrite;
vcoubard 1154:702de9e6b049 130 }
vcoubard 1131:692ddf04fc42 131
vcoubard 1135:22aada733dbd 132 /**
vcoubard 1135:22aada733dbd 133 * @brief "Equal to" operator for DiscoveredCharacteristic::Properties_t
vcoubard 1135:22aada733dbd 134 *
vcoubard 1154:702de9e6b049 135 * @param[in] lhs The left hand side of the equality expression
vcoubard 1154:702de9e6b049 136 * @param[in] rhs The right hand side of the equality expression
vcoubard 1135:22aada733dbd 137 *
vcoubard 1135:22aada733dbd 138 * @return true if operands are equals, false otherwise.
vcoubard 1135:22aada733dbd 139 */
vcoubard 1135:22aada733dbd 140 friend bool operator==(Properties_t lhs, Properties_t rhs) {
vcoubard 1135:22aada733dbd 141 return lhs._broadcast == rhs._broadcast &&
vcoubard 1135:22aada733dbd 142 lhs._read == rhs._read &&
vcoubard 1135:22aada733dbd 143 lhs._writeWoResp == rhs._writeWoResp &&
vcoubard 1135:22aada733dbd 144 lhs._write == rhs._write &&
vcoubard 1135:22aada733dbd 145 lhs._notify == rhs._notify &&
vcoubard 1135:22aada733dbd 146 lhs._indicate == rhs._indicate &&
vcoubard 1135:22aada733dbd 147 lhs._authSignedWrite == rhs._authSignedWrite;
vcoubard 1135:22aada733dbd 148 }
vcoubard 1135:22aada733dbd 149
vcoubard 1135:22aada733dbd 150 /**
vcoubard 1135:22aada733dbd 151 * @brief "Not equal to" operator for DiscoveredCharacteristic::Properties_t
vcoubard 1135:22aada733dbd 152 *
vcoubard 1135:22aada733dbd 153 * @param lhs The right hand side of the expression
vcoubard 1135:22aada733dbd 154 * @param rhs The left hand side of the expression
vcoubard 1135:22aada733dbd 155 *
vcoubard 1135:22aada733dbd 156 * @return true if operands are not equals, false otherwise.
vcoubard 1135:22aada733dbd 157 */
vcoubard 1135:22aada733dbd 158 friend bool operator!=(Properties_t lhs, Properties_t rhs) {
vcoubard 1135:22aada733dbd 159 return !(lhs == rhs);
vcoubard 1135:22aada733dbd 160 }
vcoubard 1135:22aada733dbd 161
vcoubard 1131:692ddf04fc42 162 private:
vcoubard 1131:692ddf04fc42 163 operator uint8_t() const; /* Disallow implicit conversion into an integer. */
vcoubard 1131:692ddf04fc42 164 operator unsigned() const; /* Disallow implicit conversion into an integer. */
vcoubard 1131:692ddf04fc42 165 };
vcoubard 1131:692ddf04fc42 166
vcoubard 1131:692ddf04fc42 167 /**
vcoubard 1131:692ddf04fc42 168 * Initiate (or continue) a read for the value attribute, optionally at a
vcoubard 1131:692ddf04fc42 169 * given offset. If the characteristic or descriptor to be read is longer
vcoubard 1131:692ddf04fc42 170 * than ATT_MTU - 1, this function must be called multiple times with
vcoubard 1131:692ddf04fc42 171 * appropriate offset to read the complete value.
vcoubard 1131:692ddf04fc42 172 *
vcoubard 1154:702de9e6b049 173 * @param[in] offset
vcoubard 1154:702de9e6b049 174 * The position - in the characteristic value bytes stream - where
vcoubard 1154:702de9e6b049 175 * the read operation begin.
vcoubard 1135:22aada733dbd 176 *
vcoubard 1131:692ddf04fc42 177 * @return BLE_ERROR_NONE if a read has been initiated, or
vcoubard 1131:692ddf04fc42 178 * BLE_ERROR_INVALID_STATE if some internal state about the connection is invalid, or
vcoubard 1131:692ddf04fc42 179 * BLE_STACK_BUSY if some client procedure is already in progress, or
vcoubard 1131:692ddf04fc42 180 * BLE_ERROR_OPERATION_NOT_PERMITTED due to the characteristic's properties.
vcoubard 1131:692ddf04fc42 181 */
vcoubard 1131:692ddf04fc42 182 ble_error_t read(uint16_t offset = 0) const;
vcoubard 1131:692ddf04fc42 183
vcoubard 1135:22aada733dbd 184 /**
vcoubard 1135:22aada733dbd 185 * @brief Same as #read(uint16_t) const but allow the user to register a callback
vcoubard 1135:22aada733dbd 186 * which will be fired once the read is done.
vcoubard 1135:22aada733dbd 187 *
vcoubard 1154:702de9e6b049 188 * @param[in] offset
vcoubard 1154:702de9e6b049 189 * The position - in the characteristic value bytes stream - where
vcoubard 1154:702de9e6b049 190 * the read operation begin.
vcoubard 1154:702de9e6b049 191 * @param[in] onRead
vcoubard 1154:702de9e6b049 192 * Continuation of the read operation
vcoubard 1135:22aada733dbd 193 */
vcoubard 1131:692ddf04fc42 194 ble_error_t read(uint16_t offset, const GattClient::ReadCallback_t& onRead) const;
vcoubard 1131:692ddf04fc42 195
vcoubard 1131:692ddf04fc42 196 /**
vcoubard 1131:692ddf04fc42 197 * Perform a write without response procedure.
vcoubard 1131:692ddf04fc42 198 *
vcoubard 1135:22aada733dbd 199 * @param[in] length
vcoubard 1131:692ddf04fc42 200 * The amount of data being written.
vcoubard 1135:22aada733dbd 201 * @param[in] value
vcoubard 1131:692ddf04fc42 202 * The bytes being written.
vcoubard 1131:692ddf04fc42 203 *
vcoubard 1131:692ddf04fc42 204 * @note It is important to note that a write without response will generate
vcoubard 1131:692ddf04fc42 205 * an onDataSent() callback when the packet has been transmitted. There
vcoubard 1131:692ddf04fc42 206 * will be a BLE-stack specific limit to the number of pending
vcoubard 1131:692ddf04fc42 207 * writeWoResponse operations; the user may want to use the onDataSent()
vcoubard 1131:692ddf04fc42 208 * callback for flow-control.
vcoubard 1131:692ddf04fc42 209 *
vcoubard 1131:692ddf04fc42 210 * @retval BLE_ERROR_NONE Successfully started the Write procedure, or
vcoubard 1131:692ddf04fc42 211 * BLE_ERROR_INVALID_STATE if some internal state about the connection is invalid, or
vcoubard 1131:692ddf04fc42 212 * BLE_STACK_BUSY if some client procedure is already in progress, or
vcoubard 1131:692ddf04fc42 213 * BLE_ERROR_NO_MEM if there are no available buffers left to process the request, or
vcoubard 1131:692ddf04fc42 214 * BLE_ERROR_OPERATION_NOT_PERMITTED due to the characteristic's properties.
vcoubard 1131:692ddf04fc42 215 */
vcoubard 1131:692ddf04fc42 216 ble_error_t writeWoResponse(uint16_t length, const uint8_t *value) const;
vcoubard 1131:692ddf04fc42 217
vcoubard 1131:692ddf04fc42 218 /**
vcoubard 1131:692ddf04fc42 219 * Initiate a GATT Characteristic Descriptor Discovery procedure for descriptors within this characteristic.
vcoubard 1131:692ddf04fc42 220 *
vcoubard 1135:22aada733dbd 221 * @param[in] onDescriptorDiscovered This callback will be called every time a descriptor is discovered
vcoubard 1135:22aada733dbd 222 * @param[in] onTermination This callback will be called when the discovery process is over.
vcoubard 1131:692ddf04fc42 223 *
vcoubard 1135:22aada733dbd 224 * @return BLE_ERROR_NONE if descriptor discovery is launched successfully; else an appropriate error.
vcoubard 1131:692ddf04fc42 225 */
vcoubard 1135:22aada733dbd 226 ble_error_t discoverDescriptors(const CharacteristicDescriptorDiscovery::DiscoveryCallback_t& onDescriptorDiscovered,
vcoubard 1135:22aada733dbd 227 const CharacteristicDescriptorDiscovery::TerminationCallback_t& onTermination) const;
vcoubard 1131:692ddf04fc42 228
vcoubard 1131:692ddf04fc42 229 /**
vcoubard 1131:692ddf04fc42 230 * Perform a write procedure.
vcoubard 1131:692ddf04fc42 231 *
vcoubard 1135:22aada733dbd 232 * @param[in] length
vcoubard 1131:692ddf04fc42 233 * The amount of data being written.
vcoubard 1135:22aada733dbd 234 * @param[in] value
vcoubard 1131:692ddf04fc42 235 * The bytes being written.
vcoubard 1131:692ddf04fc42 236 *
vcoubard 1131:692ddf04fc42 237 * @note It is important to note that a write will generate
vcoubard 1131:692ddf04fc42 238 * an onDataWritten() callback when the peer acknowledges the request.
vcoubard 1131:692ddf04fc42 239 *
vcoubard 1131:692ddf04fc42 240 * @retval BLE_ERROR_NONE Successfully started the Write procedure, or
vcoubard 1131:692ddf04fc42 241 * BLE_ERROR_INVALID_STATE if some internal state about the connection is invalid, or
vcoubard 1131:692ddf04fc42 242 * BLE_STACK_BUSY if some client procedure is already in progress, or
vcoubard 1131:692ddf04fc42 243 * BLE_ERROR_NO_MEM if there are no available buffers left to process the request, or
vcoubard 1131:692ddf04fc42 244 * BLE_ERROR_OPERATION_NOT_PERMITTED due to the characteristic's properties.
vcoubard 1131:692ddf04fc42 245 */
vcoubard 1131:692ddf04fc42 246 ble_error_t write(uint16_t length, const uint8_t *value) const;
vcoubard 1131:692ddf04fc42 247
vcoubard 1134:d540a48f650d 248 /**
vcoubard 1154:702de9e6b049 249 * Same as write(uint16_t, const uint8_t *) const but register a callback
vcoubard 1135:22aada733dbd 250 * which will be called once the data has been written.
vcoubard 1135:22aada733dbd 251 *
vcoubard 1154:702de9e6b049 252 * @param[in] length
vcoubard 1154:702de9e6b049 253 * The amount of bytes to write.
vcoubard 1154:702de9e6b049 254 * @param[in] value
vcoubard 1154:702de9e6b049 255 * The bytes to write.
vcoubard 1154:702de9e6b049 256 * @param[in] onWrite
vcoubard 1154:702de9e6b049 257 * Continuation callback for the write operation
vcoubard 1154:702de9e6b049 258 *
vcoubard 1154:702de9e6b049 259 * @retval BLE_ERROR_NONE Successfully started the Write procedure, or
vcoubard 1154:702de9e6b049 260 * BLE_ERROR_INVALID_STATE if some internal state about the connection is invalid, or
vcoubard 1154:702de9e6b049 261 * BLE_STACK_BUSY if some client procedure is already in progress, or
vcoubard 1154:702de9e6b049 262 * BLE_ERROR_NO_MEM if there are no available buffers left to process the request, or
vcoubard 1154:702de9e6b049 263 * BLE_ERROR_OPERATION_NOT_PERMITTED due to the characteristic's properties.
vcoubard 1131:692ddf04fc42 264 */
vcoubard 1135:22aada733dbd 265 ble_error_t write(uint16_t length, const uint8_t *value, const GattClient::WriteCallback_t& onWrite) const;
vcoubard 1131:692ddf04fc42 266
vcoubard 1134:d540a48f650d 267 void setupLongUUID(UUID::LongUUIDBytes_t longUUID, UUID::ByteOrder_t order = UUID::MSB) {
vcoubard 1134:d540a48f650d 268 uuid.setupLong(longUUID, order);
vcoubard 1131:692ddf04fc42 269 }
vcoubard 1131:692ddf04fc42 270
vcoubard 1131:692ddf04fc42 271 public:
vcoubard 1135:22aada733dbd 272 /**
vcoubard 1135:22aada733dbd 273 * @brief Get the UUID of the discovered characteristic
vcoubard 1135:22aada733dbd 274 * @return the UUID of this characteristic
vcoubard 1135:22aada733dbd 275 */
vcoubard 1131:692ddf04fc42 276 const UUID& getUUID(void) const {
vcoubard 1131:692ddf04fc42 277 return uuid;
vcoubard 1131:692ddf04fc42 278 }
vcoubard 1131:692ddf04fc42 279
vcoubard 1135:22aada733dbd 280 /**
vcoubard 1135:22aada733dbd 281 * @brief Get the properties of this characteristic
vcoubard 1135:22aada733dbd 282 * @return the set of properties of this characteristic
vcoubard 1135:22aada733dbd 283 */
vcoubard 1131:692ddf04fc42 284 const Properties_t& getProperties(void) const {
vcoubard 1131:692ddf04fc42 285 return props;
vcoubard 1131:692ddf04fc42 286 }
vcoubard 1131:692ddf04fc42 287
vcoubard 1135:22aada733dbd 288 /**
vcoubard 1135:22aada733dbd 289 * @brief Get the declaration handle of this characteristic.
vcoubard 1154:702de9e6b049 290 * @details The declaration handle is the first handle of a characteristic
vcoubard 1135:22aada733dbd 291 * definition. The value accessible at this handle contains the following
vcoubard 1135:22aada733dbd 292 * informations:
vcoubard 1135:22aada733dbd 293 * - The characteristics properties (see Properties_t). This value can
vcoubard 1135:22aada733dbd 294 * be accessed by using #getProperties .
vcoubard 1135:22aada733dbd 295 * - The characteristic value attribute handle. This field can be accessed
vcoubard 1135:22aada733dbd 296 * by using #getValueHandle .
vcoubard 1135:22aada733dbd 297 * - The characteristic UUID, this value can be accessed by using the
vcoubard 1135:22aada733dbd 298 * function #getUUID .
vcoubard 1135:22aada733dbd 299 * @return the declaration handle of this characteristic.
vcoubard 1135:22aada733dbd 300 */
vcoubard 1135:22aada733dbd 301 GattAttribute::Handle_t getDeclHandle(void) const {
vcoubard 1131:692ddf04fc42 302 return declHandle;
vcoubard 1131:692ddf04fc42 303 }
vcoubard 1135:22aada733dbd 304
vcoubard 1135:22aada733dbd 305 /**
vcoubard 1135:22aada733dbd 306 * @brief Return the handle used to access the value of this characteristic.
vcoubard 1135:22aada733dbd 307 * @details This handle is the one provided in the characteristic declaration
vcoubard 1135:22aada733dbd 308 * value. Usually, it is equal to #getDeclHandle() + 1. But it is not always
vcoubard 1135:22aada733dbd 309 * the case. Anyway, users are allowed to use #getDeclHandle() + 1 to access
vcoubard 1135:22aada733dbd 310 * the value of a characteristic.
vcoubard 1135:22aada733dbd 311 * @return The handle to access the value of this characteristic.
vcoubard 1135:22aada733dbd 312 */
vcoubard 1135:22aada733dbd 313 GattAttribute::Handle_t getValueHandle(void) const {
vcoubard 1131:692ddf04fc42 314 return valueHandle;
vcoubard 1131:692ddf04fc42 315 }
vcoubard 1131:692ddf04fc42 316
vcoubard 1135:22aada733dbd 317 /**
vcoubard 1135:22aada733dbd 318 * @brief Return the last handle of the characteristic definition.
vcoubard 1135:22aada733dbd 319 * @details A Characteristic definition can contain a lot of handles:
vcoubard 1135:22aada733dbd 320 * - one for the declaration (see #getDeclHandle)
vcoubard 1135:22aada733dbd 321 * - one for the value (see #getValueHandle)
vcoubard 1135:22aada733dbd 322 * - zero of more for the characteristic descriptors.
vcoubard 1135:22aada733dbd 323 * This handle is the last handle of the characteristic definition.
vcoubard 1135:22aada733dbd 324 * @return The last handle of this characteristic definition.
vcoubard 1135:22aada733dbd 325 */
vcoubard 1135:22aada733dbd 326 GattAttribute::Handle_t getLastHandle(void) const {
vcoubard 1135:22aada733dbd 327 return lastHandle;
vcoubard 1135:22aada733dbd 328 }
vcoubard 1135:22aada733dbd 329
vcoubard 1135:22aada733dbd 330 /**
vcoubard 1135:22aada733dbd 331 * @brief Return the GattClient which can operate on this characteristic.
vcoubard 1135:22aada733dbd 332 * @return The GattClient which can operate on this characteristic.
vcoubard 1135:22aada733dbd 333 */
vcoubard 1135:22aada733dbd 334 GattClient* getGattClient() {
vcoubard 1135:22aada733dbd 335 return gattc;
vcoubard 1135:22aada733dbd 336 }
vcoubard 1135:22aada733dbd 337
vcoubard 1135:22aada733dbd 338 /**
vcoubard 1135:22aada733dbd 339 * @brief Return the GattClient which can operate on this characteristic.
vcoubard 1135:22aada733dbd 340 * @return The GattClient which can operate on this characteristic.
vcoubard 1135:22aada733dbd 341 */
vcoubard 1135:22aada733dbd 342 const GattClient* getGattClient() const {
vcoubard 1135:22aada733dbd 343 return gattc;
vcoubard 1135:22aada733dbd 344 }
vcoubard 1135:22aada733dbd 345
vcoubard 1135:22aada733dbd 346 /**
vcoubard 1135:22aada733dbd 347 * @brief Return the connection handle to the GattServer which contain
vcoubard 1135:22aada733dbd 348 * this characteristic.
vcoubard 1135:22aada733dbd 349 * @return the connection handle to the GattServer which contain
vcoubard 1135:22aada733dbd 350 * this characteristic.
vcoubard 1135:22aada733dbd 351 */
vcoubard 1135:22aada733dbd 352 Gap::Handle_t getConnectionHandle() const {
vcoubard 1135:22aada733dbd 353 return connHandle;
vcoubard 1135:22aada733dbd 354 }
vcoubard 1135:22aada733dbd 355
vcoubard 1135:22aada733dbd 356 /**
vcoubard 1135:22aada733dbd 357 * @brief "Equal to" operator for DiscoveredCharacteristic
vcoubard 1135:22aada733dbd 358 *
vcoubard 1154:702de9e6b049 359 * @param[in] lhs
vcoubard 1154:702de9e6b049 360 * The left hand side of the equality expression
vcoubard 1154:702de9e6b049 361 * @param[in] rhs
vcoubard 1154:702de9e6b049 362 * The right hand side of the equality expression
vcoubard 1135:22aada733dbd 363 *
vcoubard 1135:22aada733dbd 364 * @return true if operands are equals, false otherwise.
vcoubard 1135:22aada733dbd 365 */
vcoubard 1135:22aada733dbd 366 friend bool operator==(const DiscoveredCharacteristic& lhs, const DiscoveredCharacteristic& rhs) {
vcoubard 1135:22aada733dbd 367 return lhs.gattc == rhs.gattc &&
vcoubard 1135:22aada733dbd 368 lhs.uuid == rhs.uuid &&
vcoubard 1135:22aada733dbd 369 lhs.props == rhs.props &&
vcoubard 1135:22aada733dbd 370 lhs.declHandle == rhs.declHandle &&
vcoubard 1135:22aada733dbd 371 lhs.valueHandle == rhs.valueHandle &&
vcoubard 1135:22aada733dbd 372 lhs.lastHandle == rhs.lastHandle &&
vcoubard 1135:22aada733dbd 373 lhs.connHandle == rhs.connHandle;
vcoubard 1135:22aada733dbd 374 }
vcoubard 1135:22aada733dbd 375
vcoubard 1135:22aada733dbd 376 /**
vcoubard 1135:22aada733dbd 377 * @brief "Not equal to" operator for DiscoveredCharacteristic
vcoubard 1135:22aada733dbd 378 *
vcoubard 1154:702de9e6b049 379 * @param[in] lhs
vcoubard 1154:702de9e6b049 380 * The right hand side of the expression
vcoubard 1154:702de9e6b049 381 * @param[in] rhs
vcoubard 1154:702de9e6b049 382 * The left hand side of the expression
vcoubard 1135:22aada733dbd 383 *
vcoubard 1154:702de9e6b049 384 * @return true if operands are not equal, false otherwise.
vcoubard 1135:22aada733dbd 385 */
vcoubard 1135:22aada733dbd 386 friend bool operator !=(const DiscoveredCharacteristic& lhs, const DiscoveredCharacteristic& rhs) {
vcoubard 1135:22aada733dbd 387 return !(lhs == rhs);
vcoubard 1135:22aada733dbd 388 }
vcoubard 1135:22aada733dbd 389
vcoubard 1131:692ddf04fc42 390 public:
vcoubard 1131:692ddf04fc42 391 DiscoveredCharacteristic() : gattc(NULL),
vcoubard 1131:692ddf04fc42 392 uuid(UUID::ShortUUIDBytes_t(0)),
vcoubard 1131:692ddf04fc42 393 props(),
vcoubard 1131:692ddf04fc42 394 declHandle(GattAttribute::INVALID_HANDLE),
vcoubard 1135:22aada733dbd 395 valueHandle(GattAttribute::INVALID_HANDLE),
vcoubard 1135:22aada733dbd 396 lastHandle(GattAttribute::INVALID_HANDLE),
vcoubard 1135:22aada733dbd 397 connHandle() {
vcoubard 1131:692ddf04fc42 398 /* empty */
vcoubard 1131:692ddf04fc42 399 }
vcoubard 1131:692ddf04fc42 400
vcoubard 1131:692ddf04fc42 401 protected:
vcoubard 1154:702de9e6b049 402 /**
vcoubard 1154:702de9e6b049 403 * Pointer to the underlying GattClient for this DiscoveredCharacteristic object.
vcoubard 1154:702de9e6b049 404 */
vcoubard 1131:692ddf04fc42 405 GattClient *gattc;
vcoubard 1131:692ddf04fc42 406
vcoubard 1131:692ddf04fc42 407 protected:
vcoubard 1154:702de9e6b049 408 /**
vcoubard 1154:702de9e6b049 409 * Discovered characteristic's UUID.
vcoubard 1154:702de9e6b049 410 */
vcoubard 1131:692ddf04fc42 411 UUID uuid;
vcoubard 1154:702de9e6b049 412 /**
vcoubard 1154:702de9e6b049 413 * Hold the configured properties of the discovered characteristic.
vcoubard 1154:702de9e6b049 414 * For more information refer to Properties_t.
vcoubard 1154:702de9e6b049 415 */
vcoubard 1131:692ddf04fc42 416 Properties_t props;
vcoubard 1154:702de9e6b049 417 /**
vcoubard 1154:702de9e6b049 418 * Value handle of the discovered characteristic's declaration attribute.
vcoubard 1154:702de9e6b049 419 */
vcoubard 1131:692ddf04fc42 420 GattAttribute::Handle_t declHandle;
vcoubard 1154:702de9e6b049 421 /**
vcoubard 1154:702de9e6b049 422 * Value handle of the discovered characteristic's value attribute.
vcoubard 1154:702de9e6b049 423 */
vcoubard 1131:692ddf04fc42 424 GattAttribute::Handle_t valueHandle;
vcoubard 1154:702de9e6b049 425 /**
vcoubard 1154:702de9e6b049 426 * Value handle of the discovered characteristic's last attribute.
vcoubard 1154:702de9e6b049 427 */
vcoubard 1135:22aada733dbd 428 GattAttribute::Handle_t lastHandle;
vcoubard 1131:692ddf04fc42 429
vcoubard 1154:702de9e6b049 430 /**
vcoubard 1154:702de9e6b049 431 * Handle for the connection where the characteristic was discovered.
vcoubard 1154:702de9e6b049 432 */
vcoubard 1131:692ddf04fc42 433 Gap::Handle_t connHandle;
vcoubard 1131:692ddf04fc42 434 };
vcoubard 1131:692ddf04fc42 435
rgrover1 716:11b41f651697 436 #endif /*__DISCOVERED_CHARACTERISTIC_H__*/