Vijayaraghavan Narayanan / Nucleo_BLE_BlueNRG

BLE lib

Fork of Nucleo_BLE_BlueNRG by STM32 eKairn

BlueNRGGattServer.cpp@5:beb2c7544ce4, 2015-02-08 (annotated)

Committer:
vijaynvr
Date:
Sun Feb 08 14:25:58 2015 +0000
Revision:
5:beb2c7544ce4
Parent:
4:c8ed8022e996 
working;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sjallouli 0:a948f5f3904c 1 /* mbed Microcontroller Library
sjallouli 0:a948f5f3904c 2 * Copyright (c) 2006-2013 ARM Limited
sjallouli 0:a948f5f3904c 3 *
sjallouli 0:a948f5f3904c 4 * Licensed under the Apache License, Version 2.0 (the "License");
sjallouli 0:a948f5f3904c 5 * you may not use this file except in compliance with the License.
sjallouli 0:a948f5f3904c 6 * You may obtain a copy of the License at
sjallouli 0:a948f5f3904c 7 *
sjallouli 0:a948f5f3904c 8 * http://www.apache.org/licenses/LICENSE-2.0
sjallouli 0:a948f5f3904c 9 *
sjallouli 0:a948f5f3904c 10 * Unless required by applicable law or agreed to in writing, software
sjallouli 0:a948f5f3904c 11 * distributed under the License is distributed on an "AS IS" BASIS,
sjallouli 0:a948f5f3904c 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
sjallouli 0:a948f5f3904c 13 * See the License for the specific language governing permissions and
sjallouli 0:a948f5f3904c 14 * limitations under the License.
sjallouli 0:a948f5f3904c 15 */
sjallouli 0:a948f5f3904c 16
sjallouli 0:a948f5f3904c 17 #include "BlueNRGGattServer.h"
sjallouli 0:a948f5f3904c 18 #include "mbed.h"
sjallouli 0:a948f5f3904c 19 #include "BlueNRGGap.h"
sjallouli 0:a948f5f3904c 20 #include "Utils.h"
sjallouli 0:a948f5f3904c 21
sjallouli 0:a948f5f3904c 22 /**************************************************************************/
sjallouli 0:a948f5f3904c 23 /*!
sjallouli 0:a948f5f3904c 24 @brief Adds a new service to the GATT table on the peripheral
sjallouli 0:a948f5f3904c 25
sjallouli 0:a948f5f3904c 26 @returns ble_error_t
sjallouli 0:a948f5f3904c 27
sjallouli 0:a948f5f3904c 28 @retval BLE_ERROR_NONE
sjallouli 0:a948f5f3904c 29 Everything executed properly
sjallouli 0:a948f5f3904c 30
sjallouli 0:a948f5f3904c 31 @section EXAMPLE
sjallouli 0:a948f5f3904c 32
sjallouli 0:a948f5f3904c 33 @code
sjallouli 0:a948f5f3904c 34
sjallouli 0:a948f5f3904c 35 @endcode
sjallouli 0:a948f5f3904c 36 */
sjallouli 0:a948f5f3904c 37 /**************************************************************************/
sjallouli 0:a948f5f3904c 38 ble_error_t BlueNRGGattServer::addService(GattService &service)
sjallouli 0:a948f5f3904c 39 {
sjallouli 0:a948f5f3904c 40 /* ToDo: Make sure we don't overflow the array, etc. */
sjallouli 0:a948f5f3904c 41 /* ToDo: Make sure this service UUID doesn't already exist (?) */
sjallouli 0:a948f5f3904c 42 /* ToDo: Basic validation */
fbd38 3:89230b3e003b 43
sjallouli 0:a948f5f3904c 44 tBleStatus ret;
sjallouli 0:a948f5f3904c 45 uint8_t type;
sjallouli 0:a948f5f3904c 46 uint16_t short_uuid;
sjallouli 0:a948f5f3904c 47 uint8_t primary_short_uuid[2];
sjallouli 0:a948f5f3904c 48 uint8_t primary_base_uuid[16];
sjallouli 0:a948f5f3904c 49 uint8_t char_base_uuid[16];
sjallouli 0:a948f5f3904c 50 const uint8_t *base_uuid;
sjallouli 0:a948f5f3904c 51 const uint8_t *base_char_uuid;
fbd38 3:89230b3e003b 52
sjallouli 0:a948f5f3904c 53 type = (service.getUUID()).shortOrLong();
fbd38 4:c8ed8022e996 54 DEBUG(">>> AddService(): Type:%d ", type);
fbd38 3:89230b3e003b 55
sjallouli 0:a948f5f3904c 56 /* Add the service to the BlueNRG */
sjallouli 0:a948f5f3904c 57 short_uuid = (service.getUUID()).getShortUUID();
sjallouli 0:a948f5f3904c 58 STORE_LE_16(primary_short_uuid, short_uuid);
fbd38 3:89230b3e003b 59
sjallouli 0:a948f5f3904c 60 if(type==UUID::UUID_TYPE_LONG) {
fbd38 3:89230b3e003b 61 base_uuid = (service.getUUID()).getBaseUUID();
fbd38 3:89230b3e003b 62
sjallouli 0:a948f5f3904c 63 COPY_UUID_128(primary_base_uuid, base_uuid[15],base_uuid[14],base_uuid[13],base_uuid[12],base_uuid[11],base_uuid[10],base_uuid[9],
fbd38 3:89230b3e003b 64 base_uuid[8],base_uuid[7],base_uuid[6],base_uuid[5],base_uuid[4],primary_short_uuid[1],primary_short_uuid[0],base_uuid[1],base_uuid[0]);
sjallouli 0:a948f5f3904c 65 }
fbd38 3:89230b3e003b 66
sjallouli 0:a948f5f3904c 67 if(type==UUID::UUID_TYPE_SHORT) {
fbd38 3:89230b3e003b 68 ret = aci_gatt_add_serv(UUID_TYPE_16, primary_short_uuid, PRIMARY_SERVICE, 7,
fbd38 3:89230b3e003b 69 &servHandle);
fbd38 3:89230b3e003b 70 } else if(type==UUID::UUID_TYPE_LONG) {
fbd38 3:89230b3e003b 71 ret = aci_gatt_add_serv(UUID_TYPE_128, primary_base_uuid, PRIMARY_SERVICE, 7,
fbd38 3:89230b3e003b 72 &servHandle);
sjallouli 0:a948f5f3904c 73 }
fbd38 3:89230b3e003b 74
sjallouli 0:a948f5f3904c 75 service.setHandle(servHandle);
sjallouli 0:a948f5f3904c 76 //serviceHandleVector.push_back(servHandle);
sjallouli 0:a948f5f3904c 77 DEBUG("added servHandle handle =%u\n\r", servHandle);
sjallouli 0:a948f5f3904c 78 tHalUint16 bleCharacteristic;
fbd38 3:89230b3e003b 79
sjallouli 0:a948f5f3904c 80 //iterate to include all characteristics
sjallouli 0:a948f5f3904c 81 for (uint8_t i = 0; i < service.getCharacteristicCount(); i++) {
sjallouli 0:a948f5f3904c 82 GattCharacteristic *p_char = service.getCharacteristic(i);
fbd38 3:89230b3e003b 83 uint16_t char_uuid = (p_char->getValueAttribute().getUUID()).getShortUUID();
fbd38 3:89230b3e003b 84
sjallouli 0:a948f5f3904c 85 uint8_t int_8_uuid[2];
sjallouli 0:a948f5f3904c 86 STORE_LE_16(int_8_uuid, char_uuid);
fbd38 3:89230b3e003b 87
sjallouli 0:a948f5f3904c 88 if(type==UUID::UUID_TYPE_LONG) {
sjallouli 0:a948f5f3904c 89 base_char_uuid = (p_char->getValueAttribute().getUUID()).getBaseUUID();
fbd38 3:89230b3e003b 90
sjallouli 0:a948f5f3904c 91 COPY_UUID_128(char_base_uuid, base_char_uuid[15],base_char_uuid[14],base_char_uuid[13],base_char_uuid[12],base_char_uuid[11],base_char_uuid[10],base_char_uuid[9],
fbd38 3:89230b3e003b 92 base_char_uuid[8],base_char_uuid[7],base_char_uuid[6],base_char_uuid[5],base_char_uuid[4],int_8_uuid[1],int_8_uuid[0],base_char_uuid[1],base_char_uuid[0]);
sjallouli 0:a948f5f3904c 93 }
fbd38 3:89230b3e003b 94
fbd38 4:c8ed8022e996 95 DEBUG(" Char Properties 0x%x ", p_char->getProperties());
sjallouli 0:a948f5f3904c 96 /*
sjallouli 0:a948f5f3904c 97 * Gatt_Evt_Mask -> HardCoded (0)
sjallouli 0:a948f5f3904c 98 * Encryption_Key_Size -> Hardcoded (16)
sjallouli 0:a948f5f3904c 99 * isVariable (variable length value field) -> Hardcoded (1)
sjallouli 0:a948f5f3904c 100 */
sjallouli 0:a948f5f3904c 101 tGattServerEvent Gatt_Evt_Mask = 0x0;
fbd38 3:89230b3e003b 102
sjallouli 0:a948f5f3904c 103 if((p_char->getProperties() &
fbd38 3:89230b3e003b 104 (GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE|
fbd38 3:89230b3e003b 105 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE))) {
sjallouli 0:a948f5f3904c 106 DEBUG("Setting up Gatt GATT_SERVER_ATTR_WRITE Mask\n\r");
sjallouli 0:a948f5f3904c 107 Gatt_Evt_Mask = Gatt_Evt_Mask | GATT_SERVER_ATTR_WRITE;
sjallouli 0:a948f5f3904c 108 }
sjallouli 0:a948f5f3904c 109 if((p_char->getProperties() &
fbd38 3:89230b3e003b 110 (GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ|
fbd38 3:89230b3e003b 111 GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY| GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_INDICATE))) {
sjallouli 0:a948f5f3904c 112 DEBUG("Setting up Gatt GATT_INTIMATE_APPL_WHEN_READ_N_WAIT Mask\n\r");
fbd38 3:89230b3e003b 113 Gatt_Evt_Mask = Gatt_Evt_Mask | GATT_INTIMATE_APPL_WHEN_READ_N_WAIT;
sjallouli 0:a948f5f3904c 114 } //This will support also GATT_SERVER_ATTR_READ_WRITE since it will be covered by previous if() check.
fbd38 3:89230b3e003b 115
sjallouli 0:a948f5f3904c 116 if(type==UUID::UUID_TYPE_SHORT) {
sjallouli 0:a948f5f3904c 117 ret = aci_gatt_add_char(service.getHandle(), UUID_TYPE_16, int_8_uuid, p_char->getValueAttribute().getMaxLength() /*2*/ /*Value Length*/,
fbd38 3:89230b3e003b 118 p_char->getProperties(), ATTR_PERMISSION_NONE, Gatt_Evt_Mask /*Gatt_Evt_Mask*/,
fbd38 3:89230b3e003b 119 16 /*Encryption_Key_Size*/, 1 /*isVariable*/, &bleCharacteristic);
fbd38 3:89230b3e003b 120 } else if(type==UUID::UUID_TYPE_LONG) {
sjallouli 0:a948f5f3904c 121 ret = aci_gatt_add_char(service.getHandle(), UUID_TYPE_128, char_base_uuid, p_char->getValueAttribute().getMaxLength() /*2*/ /*Value Length*/,
fbd38 3:89230b3e003b 122 p_char->getProperties(), ATTR_PERMISSION_NONE, Gatt_Evt_Mask /*Gatt_Evt_Mask*/,
fbd38 3:89230b3e003b 123 16 /*Encryption_Key_Size*/, 1 /*isVariable*/, &bleCharacteristic);
sjallouli 0:a948f5f3904c 124 }
sjallouli 0:a948f5f3904c 125 /* Update the characteristic handle */
fbd38 3:89230b3e003b 126 uint16_t charHandle = characteristicCount;
fbd38 3:89230b3e003b 127
fbd38 3:89230b3e003b 128 bleCharHanldeMap.insert(std::pair<tHalUint16, tHalUint16>(bleCharacteristic, servHandle));
fbd38 3:89230b3e003b 129
sjallouli 0:a948f5f3904c 130 p_characteristics[characteristicCount++] = p_char;
sjallouli 0:a948f5f3904c 131 p_char->getValueAttribute().setHandle(bleCharacteristic); //Set the characteristic count as the corresponding char handle
sjallouli 0:a948f5f3904c 132 DEBUG("added bleCharacteristic handle =%u\n\r", bleCharacteristic);
fbd38 3:89230b3e003b 133
sjallouli 0:a948f5f3904c 134 if ((p_char->getValueAttribute().getValuePtr() != NULL) && (p_char->getValueAttribute().getInitialLength() > 0)) {
sjallouli 0:a948f5f3904c 135 updateValue(p_char->getValueAttribute().getHandle(), p_char->getValueAttribute().getValuePtr(), p_char->getValueAttribute().getInitialLength(), false /* localOnly */);
sjallouli 0:a948f5f3904c 136 }
fbd38 3:89230b3e003b 137
sjallouli 0:a948f5f3904c 138 // add descriptors now
sjallouli 0:a948f5f3904c 139 uint16_t descHandle = 0;
sjallouli 0:a948f5f3904c 140 for(uint8_t descIndex=0; descIndex<p_char->getDescriptorCount(); descIndex++) {
sjallouli 0:a948f5f3904c 141 GattAttribute *descriptor = p_char->getDescriptor(descIndex);
sjallouli 0:a948f5f3904c 142 uint16_t shortUUID = descriptor->getUUID().getShortUUID();
sjallouli 0:a948f5f3904c 143 const tHalUint8 uuidArray[] = {(shortUUID>>8)&0xFF, (shortUUID&0xFF)};
fbd38 3:89230b3e003b 144 ret = aci_gatt_add_char_desc(service.getHandle(), p_char->getValueAttribute().getHandle(),
fbd38 3:89230b3e003b 145 CHAR_DESC_TYPE_16_BIT, uuidArray, descriptor->getMaxLength(), descriptor->getInitialLength(),
fbd38 3:89230b3e003b 146 descriptor->getValuePtr(), CHAR_DESC_SECURITY_PERMISSION, CHAR_DESC_ACCESS_PERMISSION, GATT_SERVER_ATTR_READ_WRITE,
fbd38 3:89230b3e003b 147 MIN_ENCRY_KEY_SIZE, CHAR_ATTRIBUTE_LEN_IS_FIXED, &descHandle);
sjallouli 0:a948f5f3904c 148 if(ret==(tBleStatus)0) {
sjallouli 0:a948f5f3904c 149 DEBUG("Descriptor added successfully, descriptor handle=%d\n\r", descHandle);
sjallouli 0:a948f5f3904c 150 descriptor->setHandle(descHandle);
sjallouli 0:a948f5f3904c 151 }
sjallouli 0:a948f5f3904c 152 }
fbd38 3:89230b3e003b 153 }
fbd38 3:89230b3e003b 154
sjallouli 0:a948f5f3904c 155 serviceCount++;
fbd38 3:89230b3e003b 156
fbd38 3:89230b3e003b 157 //FIXME: There is no GattService pointer array in GattServer.
sjallouli 0:a948f5f3904c 158 // There should be one? (Only the user is aware of GattServices!) Report to forum.
fbd38 3:89230b3e003b 159
sjallouli 0:a948f5f3904c 160 return BLE_ERROR_NONE;
sjallouli 0:a948f5f3904c 161 }
sjallouli 0:a948f5f3904c 162
sjallouli 0:a948f5f3904c 163 /**************************************************************************/
sjallouli 0:a948f5f3904c 164 /*!
sjallouli 0:a948f5f3904c 165 @brief Reads the value of a characteristic, based on the service
sjallouli 0:a948f5f3904c 166 and characteristic index fields
sjallouli 0:a948f5f3904c 167
sjallouli 0:a948f5f3904c 168 @param[in] charHandle
sjallouli 0:a948f5f3904c 169 The handle of the GattCharacteristic to read from
sjallouli 0:a948f5f3904c 170 @param[in] buffer
sjallouli 0:a948f5f3904c 171 Buffer to hold the the characteristic's value
sjallouli 0:a948f5f3904c 172 (raw byte array in LSB format)
sjallouli 0:a948f5f3904c 173 @param[in] len
sjallouli 0:a948f5f3904c 174 The number of bytes read into the buffer
sjallouli 0:a948f5f3904c 175
sjallouli 0:a948f5f3904c 176 @returns ble_error_t
sjallouli 0:a948f5f3904c 177
sjallouli 0:a948f5f3904c 178 @retval BLE_ERROR_NONE
sjallouli 0:a948f5f3904c 179 Everything executed properly
sjallouli 0:a948f5f3904c 180
sjallouli 0:a948f5f3904c 181 @section EXAMPLE
sjallouli 0:a948f5f3904c 182
sjallouli 0:a948f5f3904c 183 @code
sjallouli 0:a948f5f3904c 184
sjallouli 0:a948f5f3904c 185 @endcode
sjallouli 0:a948f5f3904c 186 */
sjallouli 0:a948f5f3904c 187 /**************************************************************************/
sjallouli 0:a948f5f3904c 188 ble_error_t BlueNRGGattServer::readValue(uint16_t charHandle, uint8_t buffer[], uint16_t *const lengthP)
sjallouli 0:a948f5f3904c 189 {
fbd38 3:89230b3e003b 190 uint8_t *ptr;
fbd38 3:89230b3e003b 191 GattCharacteristic *p_char = BlueNRGGattServer::getInstance().getCharacteristicFromHandle(charHandle);
fbd38 3:89230b3e003b 192 *lengthP=p_char->getValueAttribute().getInitialLength();
fbd38 3:89230b3e003b 193 ptr = p_char->getValueAttribute().getValuePtr();
fbd38 3:89230b3e003b 194 for(int i=0; i<*lengthP; i++) {
fbd38 3:89230b3e003b 195 buffer[i]=ptr[i];
fbd38 4:c8ed8022e996 196 DEBUG(" BLE_readValue D=%d N=%d Bytes\r\n", buffer[0], *lengthP);
fbd38 3:89230b3e003b 197 }
sjallouli 0:a948f5f3904c 198 return BLE_ERROR_NONE;
sjallouli 0:a948f5f3904c 199 }
sjallouli 0:a948f5f3904c 200
sjallouli 0:a948f5f3904c 201 /**************************************************************************/
sjallouli 0:a948f5f3904c 202 /*!
sjallouli 0:a948f5f3904c 203 @brief Updates the value of a characteristic, based on the service
sjallouli 0:a948f5f3904c 204 and characteristic index fields
sjallouli 0:a948f5f3904c 205
sjallouli 0:a948f5f3904c 206 @param[in] charHandle
sjallouli 0:a948f5f3904c 207 The handle of the GattCharacteristic to write to
sjallouli 0:a948f5f3904c 208 @param[in] buffer
sjallouli 0:a948f5f3904c 209 Data to use when updating the characteristic's value
sjallouli 0:a948f5f3904c 210 (raw byte array in LSB format)
sjallouli 0:a948f5f3904c 211 @param[in] len
sjallouli 0:a948f5f3904c 212 The number of bytes in buffer
sjallouli 0:a948f5f3904c 213
sjallouli 0:a948f5f3904c 214 @returns ble_error_t
sjallouli 0:a948f5f3904c 215
sjallouli 0:a948f5f3904c 216 @retval BLE_ERROR_NONE
sjallouli 0:a948f5f3904c 217 Everything executed properly
sjallouli 0:a948f5f3904c 218
sjallouli 0:a948f5f3904c 219 @section EXAMPLE
sjallouli 0:a948f5f3904c 220
sjallouli 0:a948f5f3904c 221 @code
sjallouli 0:a948f5f3904c 222
sjallouli 0:a948f5f3904c 223 @endcode
sjallouli 0:a948f5f3904c 224 */
sjallouli 0:a948f5f3904c 225 /**************************************************************************/
sjallouli 0:a948f5f3904c 226 ble_error_t BlueNRGGattServer::updateValue(uint16_t charHandle, uint8_t buffer[], uint16_t len, bool localOnly)
sjallouli 0:a948f5f3904c 227 {
fbd38 3:89230b3e003b 228 tBleStatus ret;
sjallouli 0:a948f5f3904c 229 tHalUint8 buff[2];
sjallouli 0:a948f5f3904c 230
fbd38 3:89230b3e003b 231 // DEBUG("updating bleCharacteristic charHandle =%u, corresponding serviceHanle= %u\n\r", charHandle, bleCharHanldeMap.find(charHandle)->second);
fbd38 3:89230b3e003b 232
sjallouli 0:a948f5f3904c 233 ret = aci_gatt_update_char_value(bleCharHanldeMap.find(charHandle)->second, charHandle, 0, len, buffer);
sjallouli 0:a948f5f3904c 234
fbd38 3:89230b3e003b 235 if (ret != BLE_STATUS_SUCCESS) {
fbd38 4:c8ed8022e996 236 DEBUG(" !!! Error while updating characteristic.\n\r") ;
fbd38 3:89230b3e003b 237 return BLE_ERROR_PARAM_OUT_OF_RANGE ; //Not correct Error Value
sjallouli 0:a948f5f3904c 238 //FIXME: Define Error values equivalent to BlueNRG Error Codes.
sjallouli 0:a948f5f3904c 239 }
sjallouli 0:a948f5f3904c 240
sjallouli 0:a948f5f3904c 241 //Generate Data Sent Event Here? (GattServerEvents::GATT_EVENT_DATA_SENT) //FIXME: Is this correct?
sjallouli 0:a948f5f3904c 242 //Check if characteristic property is NOTIFY|INDICATE, if yes generate event
sjallouli 0:a948f5f3904c 243 GattCharacteristic *p_char = BlueNRGGattServer::getInstance().getCharacteristicFromHandle(charHandle);
sjallouli 0:a948f5f3904c 244 if(p_char->getProperties() & (GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY
fbd38 3:89230b3e003b 245 | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_INDICATE)) {
sjallouli 0:a948f5f3904c 246 BlueNRGGattServer::getInstance().handleEvent(GattServerEvents::GATT_EVENT_DATA_SENT, charHandle);
sjallouli 0:a948f5f3904c 247 }
sjallouli 0:a948f5f3904c 248
sjallouli 0:a948f5f3904c 249 return BLE_ERROR_NONE;
sjallouli 0:a948f5f3904c 250 }
sjallouli 0:a948f5f3904c 251
sjallouli 0:a948f5f3904c 252 /**************************************************************************/
sjallouli 0:a948f5f3904c 253 /*!
sjallouli 0:a948f5f3904c 254 @brief Reads a value according to the handle provided
sjallouli 0:a948f5f3904c 255
sjallouli 0:a948f5f3904c 256 @param[in] charHandle
sjallouli 0:a948f5f3904c 257 The handle of the GattCharacteristic to read from
sjallouli 0:a948f5f3904c 258
sjallouli 0:a948f5f3904c 259 @returns ble_error_t
sjallouli 0:a948f5f3904c 260
sjallouli 0:a948f5f3904c 261 @retval BLE_ERROR_NONE
sjallouli 0:a948f5f3904c 262 Everything executed properly
sjallouli 0:a948f5f3904c 263
sjallouli 0:a948f5f3904c 264 @section EXAMPLE
sjallouli 0:a948f5f3904c 265
sjallouli 0:a948f5f3904c 266 @code
sjallouli 0:a948f5f3904c 267
sjallouli 0:a948f5f3904c 268 @endcode
sjallouli 0:a948f5f3904c 269 */
sjallouli 0:a948f5f3904c 270 /**************************************************************************/
sjallouli 0:a948f5f3904c 271 ble_error_t BlueNRGGattServer::Read_Request_CB(tHalUint16 handle)
sjallouli 0:a948f5f3904c 272 {
sjallouli 0:a948f5f3904c 273 //signed short refvalue;
sjallouli 0:a948f5f3904c 274 uint16_t gapConnectionHandle = BlueNRGGap::getInstance().getConnectionHandle();
fbd38 3:89230b3e003b 275
sjallouli 0:a948f5f3904c 276 //EXIT:
sjallouli 0:a948f5f3904c 277 if(gapConnectionHandle != 0)
fbd38 3:89230b3e003b 278 aci_gatt_allow_read(gapConnectionHandle);
sjallouli 0:a948f5f3904c 279 }
sjallouli 0:a948f5f3904c 280
sjallouli 0:a948f5f3904c 281 /**************************************************************************/
sjallouli 0:a948f5f3904c 282 /*!
sjallouli 0:a948f5f3904c 283 @brief Returns the GattCharacteristic according to the handle provided
sjallouli 0:a948f5f3904c 284
sjallouli 0:a948f5f3904c 285 @param[in] charHandle
sjallouli 0:a948f5f3904c 286 The handle of the GattCharacteristic
sjallouli 0:a948f5f3904c 287
sjallouli 0:a948f5f3904c 288 @returns ble_error_t
sjallouli 0:a948f5f3904c 289
sjallouli 0:a948f5f3904c 290 @retval BLE_ERROR_NONE
sjallouli 0:a948f5f3904c 291 Everything executed properly
sjallouli 0:a948f5f3904c 292
sjallouli 0:a948f5f3904c 293 @section EXAMPLE
sjallouli 0:a948f5f3904c 294
sjallouli 0:a948f5f3904c 295 @code
sjallouli 0:a948f5f3904c 296
sjallouli 0:a948f5f3904c 297 @endcode
sjallouli 0:a948f5f3904c 298 */
sjallouli 0:a948f5f3904c 299 /**************************************************************************/
sjallouli 0:a948f5f3904c 300 GattCharacteristic* BlueNRGGattServer::getCharacteristicFromHandle(tHalUint16 attrHandle)
sjallouli 0:a948f5f3904c 301 {
sjallouli 0:a948f5f3904c 302 GattCharacteristic *p_char = NULL;
sjallouli 0:a948f5f3904c 303 int i;
sjallouli 0:a948f5f3904c 304 uint16_t handle;
sjallouli 0:a948f5f3904c 305
sjallouli 0:a948f5f3904c 306 //DEBUG("BlueNRGGattServer::getCharacteristicFromHandle()>>Attribute Handle received 0x%x\n\r",attrHandle);
fbd38 3:89230b3e003b 307 for(i=0; i<characteristicCount; i++) {
sjallouli 0:a948f5f3904c 308 handle = p_characteristics[i]->getValueAttribute().getHandle();
fbd38 3:89230b3e003b 309
fbd38 3:89230b3e003b 310 if(i==characteristicCount-1) { //Last Characteristic check
fbd38 3:89230b3e003b 311 if(attrHandle>=bleCharacteristicHandles[handle]) {
sjallouli 0:a948f5f3904c 312 p_char = p_characteristics[i];
sjallouli 0:a948f5f3904c 313 DEBUG("Found Characteristic Properties 0x%x\n\r",p_char->getProperties());
sjallouli 0:a948f5f3904c 314 break;
fbd38 3:89230b3e003b 315 }
fbd38 3:89230b3e003b 316 } else {
sjallouli 0:a948f5f3904c 317 //Testing if attribute handle is between two Characteristic Handles
fbd38 3:89230b3e003b 318 if(attrHandle>=bleCharacteristicHandles[handle] && attrHandle<bleCharacteristicHandles[handle+1]) {
sjallouli 0:a948f5f3904c 319 p_char = p_characteristics[i];
sjallouli 0:a948f5f3904c 320 //DEBUG("Found Characteristic Properties 0x%x\n\r",p_char->getProperties());
sjallouli 0:a948f5f3904c 321 break;
sjallouli 0:a948f5f3904c 322 } else continue;
sjallouli 0:a948f5f3904c 323 }
sjallouli 0:a948f5f3904c 324 }
sjallouli 0:a948f5f3904c 325
sjallouli 0:a948f5f3904c 326 return p_char;
sjallouli 0:a948f5f3904c 327 }
sjallouli 0:a948f5f3904c 328
sjallouli 0:a948f5f3904c 329