Michael Galis / nRF51822

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Fork of nRF51822 by Nordic Semiconductor

source/nRF5xServiceDiscovery.cpp@639:abe58b2a2b5d, 2017-02-26 (annotated)

Committer:
galism
Date:
Sun Feb 26 03:15:43 2017 +0000
Revision:
639:abe58b2a2b5d
Parent:
592:f9574772b816 
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vcoubard 541:884f95bf5351 1 /* mbed Microcontroller Library
vcoubard 541:884f95bf5351 2 * Copyright (c) 2006-2013 ARM Limited
vcoubard 541:884f95bf5351 3 *
vcoubard 541:884f95bf5351 4 * Licensed under the Apache License, Version 2.0 (the "License");
vcoubard 541:884f95bf5351 5 * you may not use this file except in compliance with the License.
vcoubard 541:884f95bf5351 6 * You may obtain a copy of the License at
vcoubard 541:884f95bf5351 7 *
vcoubard 541:884f95bf5351 8 * http://www.apache.org/licenses/LICENSE-2.0
vcoubard 541:884f95bf5351 9 *
vcoubard 541:884f95bf5351 10 * Unless required by applicable law or agreed to in writing, software
vcoubard 541:884f95bf5351 11 * distributed under the License is distributed on an "AS IS" BASIS,
vcoubard 541:884f95bf5351 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
vcoubard 541:884f95bf5351 13 * See the License for the specific language governing permissions and
vcoubard 541:884f95bf5351 14 * limitations under the License.
vcoubard 541:884f95bf5351 15 */
vcoubard 541:884f95bf5351 16
vcoubard 541:884f95bf5351 17 #include "nRF5xServiceDiscovery.h"
vcoubard 541:884f95bf5351 18
vcoubard 541:884f95bf5351 19 ble_error_t
vcoubard 541:884f95bf5351 20 nRF5xServiceDiscovery::launchCharacteristicDiscovery(Gap::Handle_t connectionHandle,
vcoubard 541:884f95bf5351 21 Gap::Handle_t startHandle,
vcoubard 541:884f95bf5351 22 Gap::Handle_t endHandle)
vcoubard 541:884f95bf5351 23 {
vcoubard 541:884f95bf5351 24 characteristicDiscoveryStarted(connectionHandle);
vcoubard 541:884f95bf5351 25
vcoubard 541:884f95bf5351 26 ble_gattc_handle_range_t handleRange = {
vcoubard 541:884f95bf5351 27 .start_handle = startHandle,
vcoubard 541:884f95bf5351 28 .end_handle = endHandle
vcoubard 541:884f95bf5351 29 };
vcoubard 592:f9574772b816 30 uint32_t rc = sd_ble_gattc_characteristics_discover(connectionHandle, &handleRange);
vcoubard 592:f9574772b816 31 ble_error_t err = BLE_ERROR_NONE;
vcoubard 592:f9574772b816 32
vcoubard 592:f9574772b816 33 switch (rc) {
vcoubard 592:f9574772b816 34 case NRF_SUCCESS:
vcoubard 592:f9574772b816 35 err = BLE_ERROR_NONE;
vcoubard 592:f9574772b816 36 break;
vcoubard 592:f9574772b816 37 case BLE_ERROR_INVALID_CONN_HANDLE:
vcoubard 592:f9574772b816 38 case NRF_ERROR_INVALID_ADDR:
vcoubard 592:f9574772b816 39 err = BLE_ERROR_INVALID_PARAM;
vcoubard 592:f9574772b816 40 break;
vcoubard 592:f9574772b816 41 case NRF_ERROR_BUSY:
vcoubard 592:f9574772b816 42 err = BLE_STACK_BUSY;
vcoubard 592:f9574772b816 43 break;
vcoubard 592:f9574772b816 44 case NRF_ERROR_INVALID_STATE:
vcoubard 592:f9574772b816 45 err = BLE_ERROR_INVALID_STATE;
vcoubard 592:f9574772b816 46 break;
vcoubard 592:f9574772b816 47 default:
vcoubard 592:f9574772b816 48 err = BLE_ERROR_UNSPECIFIED;
vcoubard 592:f9574772b816 49 break;
vcoubard 541:884f95bf5351 50 }
vcoubard 541:884f95bf5351 51
vcoubard 592:f9574772b816 52 if (err) {
vcoubard 592:f9574772b816 53 terminateCharacteristicDiscovery(err);
vcoubard 592:f9574772b816 54 }
vcoubard 592:f9574772b816 55 return err;
vcoubard 541:884f95bf5351 56 }
vcoubard 541:884f95bf5351 57
vcoubard 541:884f95bf5351 58 void
vcoubard 541:884f95bf5351 59 nRF5xServiceDiscovery::setupDiscoveredServices(const ble_gattc_evt_prim_srvc_disc_rsp_t *response)
vcoubard 541:884f95bf5351 60 {
vcoubard 541:884f95bf5351 61 serviceIndex = 0;
vcoubard 541:884f95bf5351 62 numServices = response->count;
vcoubard 541:884f95bf5351 63
vcoubard 541:884f95bf5351 64 /* Account for the limitation on the number of discovered services we can handle at a time. */
vcoubard 541:884f95bf5351 65 if (numServices > BLE_DB_DISCOVERY_MAX_SRV) {
vcoubard 541:884f95bf5351 66 numServices = BLE_DB_DISCOVERY_MAX_SRV;
vcoubard 541:884f95bf5351 67 }
vcoubard 541:884f95bf5351 68
vcoubard 541:884f95bf5351 69 serviceUUIDDiscoveryQueue.reset();
vcoubard 541:884f95bf5351 70 for (unsigned serviceIndex = 0; serviceIndex < numServices; serviceIndex++) {
vcoubard 541:884f95bf5351 71 if (response->services[serviceIndex].uuid.type == BLE_UUID_TYPE_UNKNOWN) {
vcoubard 541:884f95bf5351 72 serviceUUIDDiscoveryQueue.enqueue(serviceIndex);
vcoubard 541:884f95bf5351 73 services[serviceIndex].setup(response->services[serviceIndex].handle_range.start_handle,
vcoubard 541:884f95bf5351 74 response->services[serviceIndex].handle_range.end_handle);
vcoubard 541:884f95bf5351 75 } else {
vcoubard 541:884f95bf5351 76 services[serviceIndex].setup(response->services[serviceIndex].uuid.uuid,
vcoubard 541:884f95bf5351 77 response->services[serviceIndex].handle_range.start_handle,
vcoubard 541:884f95bf5351 78 response->services[serviceIndex].handle_range.end_handle);
vcoubard 541:884f95bf5351 79 }
vcoubard 541:884f95bf5351 80 }
vcoubard 541:884f95bf5351 81
vcoubard 541:884f95bf5351 82 /* Trigger discovery of service UUID if necessary. */
vcoubard 541:884f95bf5351 83 if (serviceUUIDDiscoveryQueue.getCount()) {
vcoubard 541:884f95bf5351 84 serviceUUIDDiscoveryQueue.triggerFirst();
vcoubard 541:884f95bf5351 85 }
vcoubard 541:884f95bf5351 86 }
vcoubard 541:884f95bf5351 87
vcoubard 541:884f95bf5351 88 void
vcoubard 541:884f95bf5351 89 nRF5xServiceDiscovery::setupDiscoveredCharacteristics(const ble_gattc_evt_char_disc_rsp_t *response)
vcoubard 541:884f95bf5351 90 {
vcoubard 541:884f95bf5351 91 numCharacteristics = response->count;
vcoubard 541:884f95bf5351 92
vcoubard 541:884f95bf5351 93 /* Account for the limitation on the number of discovered characteristics we can handle at a time. */
vcoubard 541:884f95bf5351 94 if (numCharacteristics > BLE_DB_DISCOVERY_MAX_CHAR_PER_SRV) {
vcoubard 541:884f95bf5351 95 numCharacteristics = BLE_DB_DISCOVERY_MAX_CHAR_PER_SRV;
vcoubard 541:884f95bf5351 96 }
vcoubard 541:884f95bf5351 97
vcoubard 541:884f95bf5351 98 charUUIDDiscoveryQueue.reset();
vcoubard 541:884f95bf5351 99 for (unsigned charIndex = 0; charIndex < numCharacteristics; charIndex++) {
vcoubard 541:884f95bf5351 100 if (response->chars[charIndex].uuid.type == BLE_UUID_TYPE_UNKNOWN) {
vcoubard 541:884f95bf5351 101 charUUIDDiscoveryQueue.enqueue(charIndex);
vcoubard 541:884f95bf5351 102 characteristics[charIndex].setup(gattc,
vcoubard 541:884f95bf5351 103 connHandle,
vcoubard 541:884f95bf5351 104 response->chars[charIndex].char_props,
vcoubard 541:884f95bf5351 105 response->chars[charIndex].handle_decl,
vcoubard 541:884f95bf5351 106 response->chars[charIndex].handle_value);
vcoubard 541:884f95bf5351 107 } else {
vcoubard 541:884f95bf5351 108 characteristics[charIndex].setup(gattc,
vcoubard 541:884f95bf5351 109 connHandle,
vcoubard 541:884f95bf5351 110 response->chars[charIndex].uuid.uuid,
vcoubard 541:884f95bf5351 111 response->chars[charIndex].char_props,
vcoubard 541:884f95bf5351 112 response->chars[charIndex].handle_decl,
vcoubard 541:884f95bf5351 113 response->chars[charIndex].handle_value);
vcoubard 541:884f95bf5351 114 }
vcoubard 541:884f95bf5351 115 }
vcoubard 541:884f95bf5351 116
vcoubard 541:884f95bf5351 117 /* Trigger discovery of char UUID if necessary. */
vcoubard 541:884f95bf5351 118 if (charUUIDDiscoveryQueue.getCount()) {
vcoubard 541:884f95bf5351 119 charUUIDDiscoveryQueue.triggerFirst();
vcoubard 541:884f95bf5351 120 }
vcoubard 541:884f95bf5351 121 }
vcoubard 541:884f95bf5351 122
vcoubard 541:884f95bf5351 123 void
vcoubard 541:884f95bf5351 124 nRF5xServiceDiscovery::progressCharacteristicDiscovery(void)
vcoubard 541:884f95bf5351 125 {
vcoubard 592:f9574772b816 126 if (state != CHARACTERISTIC_DISCOVERY_ACTIVE) {
vcoubard 592:f9574772b816 127 return;
vcoubard 592:f9574772b816 128 }
vcoubard 592:f9574772b816 129
vcoubard 592:f9574772b816 130 if ((discoveredCharacteristic != nRF5xDiscoveredCharacteristic()) && (numCharacteristics > 0)) {
vcoubard 592:f9574772b816 131 discoveredCharacteristic.setLastHandle(characteristics[0].getDeclHandle() - 1);
vcoubard 592:f9574772b816 132
vcoubard 544:9e3d053ad4ec 133 if ((matchingCharacteristicUUID == UUID::ShortUUIDBytes_t(BLE_UUID_UNKNOWN)) ||
vcoubard 592:f9574772b816 134 ((matchingCharacteristicUUID == discoveredCharacteristic.getUUID()) &&
vcoubard 544:9e3d053ad4ec 135 (matchingServiceUUID != UUID::ShortUUIDBytes_t(BLE_UUID_UNKNOWN)))) {
vcoubard 544:9e3d053ad4ec 136 if (characteristicCallback) {
vcoubard 592:f9574772b816 137 characteristicCallback(&discoveredCharacteristic);
vcoubard 544:9e3d053ad4ec 138 }
vcoubard 544:9e3d053ad4ec 139 }
vcoubard 590:3bdd5346ded1 140 }
vcoubard 590:3bdd5346ded1 141
vcoubard 592:f9574772b816 142 for (uint8_t i = 0; i < numCharacteristics; ++i) {
vcoubard 592:f9574772b816 143 if (state != CHARACTERISTIC_DISCOVERY_ACTIVE) {
vcoubard 592:f9574772b816 144 return;
vcoubard 592:f9574772b816 145 }
vcoubard 592:f9574772b816 146
vcoubard 592:f9574772b816 147 if (i == (numCharacteristics - 1)) {
vcoubard 592:f9574772b816 148 discoveredCharacteristic = characteristics[i];
vcoubard 592:f9574772b816 149 break;
vcoubard 592:f9574772b816 150 } else {
vcoubard 592:f9574772b816 151 characteristics[i].setLastHandle(characteristics[i + 1].getDeclHandle() - 1);
vcoubard 592:f9574772b816 152 }
vcoubard 590:3bdd5346ded1 153
vcoubard 592:f9574772b816 154 if ((matchingCharacteristicUUID == UUID::ShortUUIDBytes_t(BLE_UUID_UNKNOWN)) ||
vcoubard 592:f9574772b816 155 ((matchingCharacteristicUUID == characteristics[i].getUUID()) &&
vcoubard 592:f9574772b816 156 (matchingServiceUUID != UUID::ShortUUIDBytes_t(BLE_UUID_UNKNOWN)))) {
vcoubard 592:f9574772b816 157 if (characteristicCallback) {
vcoubard 592:f9574772b816 158 characteristicCallback(&characteristics[i]);
vcoubard 591:266079a50c20 159 }
vcoubard 590:3bdd5346ded1 160 }
vcoubard 590:3bdd5346ded1 161 }
vcoubard 592:f9574772b816 162
vcoubard 592:f9574772b816 163 if (state != CHARACTERISTIC_DISCOVERY_ACTIVE) {
vcoubard 592:f9574772b816 164 return;
vcoubard 592:f9574772b816 165 }
vcoubard 592:f9574772b816 166
vcoubard 592:f9574772b816 167 Gap::Handle_t startHandle = (numCharacteristics > 0) ? characteristics[numCharacteristics - 1].getValueHandle() + 1 : SRV_DISC_END_HANDLE;
vcoubard 592:f9574772b816 168 Gap::Handle_t endHandle = services[serviceIndex].getEndHandle();
vcoubard 592:f9574772b816 169 resetDiscoveredCharacteristics(); /* Note: resetDiscoveredCharacteristics() must come after fetching start and end Handles. */
vcoubard 592:f9574772b816 170
vcoubard 592:f9574772b816 171 if (startHandle < endHandle) {
vcoubard 592:f9574772b816 172 ble_gattc_handle_range_t handleRange = {
vcoubard 592:f9574772b816 173 .start_handle = startHandle,
vcoubard 592:f9574772b816 174 .end_handle = endHandle
vcoubard 592:f9574772b816 175 };
vcoubard 592:f9574772b816 176 if (sd_ble_gattc_characteristics_discover(connHandle, &handleRange) != NRF_SUCCESS) {
vcoubard 592:f9574772b816 177 terminateCharacteristicDiscovery(BLE_ERROR_UNSPECIFIED);
vcoubard 592:f9574772b816 178 }
vcoubard 592:f9574772b816 179 } else {
vcoubard 592:f9574772b816 180 terminateCharacteristicDiscovery(BLE_ERROR_NONE);
vcoubard 592:f9574772b816 181 }
vcoubard 541:884f95bf5351 182 }
vcoubard 541:884f95bf5351 183
vcoubard 541:884f95bf5351 184 void
vcoubard 541:884f95bf5351 185 nRF5xServiceDiscovery::progressServiceDiscovery(void)
vcoubard 541:884f95bf5351 186 {
vcoubard 541:884f95bf5351 187 /* Iterate through the previously discovered services cached in services[]. */
vcoubard 541:884f95bf5351 188 while ((state == SERVICE_DISCOVERY_ACTIVE) && (serviceIndex < numServices)) {
vcoubard 541:884f95bf5351 189 if ((matchingServiceUUID == UUID::ShortUUIDBytes_t(BLE_UUID_UNKNOWN)) ||
vcoubard 541:884f95bf5351 190 (matchingServiceUUID == services[serviceIndex].getUUID())) {
vcoubard 541:884f95bf5351 191
vcoubard 541:884f95bf5351 192 if (serviceCallback && (matchingCharacteristicUUID == UUID::ShortUUIDBytes_t(BLE_UUID_UNKNOWN))) {
vcoubard 541:884f95bf5351 193 serviceCallback(&services[serviceIndex]);
vcoubard 541:884f95bf5351 194 }
vcoubard 541:884f95bf5351 195
vcoubard 541:884f95bf5351 196 if ((state == SERVICE_DISCOVERY_ACTIVE) && characteristicCallback) {
vcoubard 541:884f95bf5351 197 launchCharacteristicDiscovery(connHandle, services[serviceIndex].getStartHandle(), services[serviceIndex].getEndHandle());
vcoubard 541:884f95bf5351 198 } else {
vcoubard 541:884f95bf5351 199 serviceIndex++;
vcoubard 541:884f95bf5351 200 }
vcoubard 541:884f95bf5351 201 } else {
vcoubard 541:884f95bf5351 202 serviceIndex++;
vcoubard 541:884f95bf5351 203 }
vcoubard 541:884f95bf5351 204 }
vcoubard 541:884f95bf5351 205
vcoubard 541:884f95bf5351 206 /* Relaunch discovery of new services beyond the last entry cached in services[]. */
vcoubard 541:884f95bf5351 207 if ((state == SERVICE_DISCOVERY_ACTIVE) && (numServices > 0) && (serviceIndex > 0)) {
vcoubard 541:884f95bf5351 208 /* Determine the ending handle of the last cached service. */
vcoubard 541:884f95bf5351 209 Gap::Handle_t endHandle = services[serviceIndex - 1].getEndHandle();
vcoubard 541:884f95bf5351 210 resetDiscoveredServices(); /* Note: resetDiscoveredServices() must come after fetching endHandle. */
vcoubard 541:884f95bf5351 211
vcoubard 541:884f95bf5351 212 if (endHandle == SRV_DISC_END_HANDLE) {
vcoubard 541:884f95bf5351 213 terminateServiceDiscovery();
vcoubard 541:884f95bf5351 214 } else {
vcoubard 541:884f95bf5351 215 if (sd_ble_gattc_primary_services_discover(connHandle, endHandle, NULL) != NRF_SUCCESS) {
vcoubard 541:884f95bf5351 216 terminateServiceDiscovery();
vcoubard 541:884f95bf5351 217 }
vcoubard 541:884f95bf5351 218 }
vcoubard 541:884f95bf5351 219 }
vcoubard 541:884f95bf5351 220 }
vcoubard 541:884f95bf5351 221
vcoubard 541:884f95bf5351 222 void
vcoubard 541:884f95bf5351 223 nRF5xServiceDiscovery::ServiceUUIDDiscoveryQueue::triggerFirst(void)
vcoubard 541:884f95bf5351 224 {
vcoubard 541:884f95bf5351 225 while (numIndices) { /* loop until a call to char_value_by_uuid_read() succeeds or we run out of pending indices. */
vcoubard 541:884f95bf5351 226 parentDiscoveryObject->state = DISCOVER_SERVICE_UUIDS;
vcoubard 541:884f95bf5351 227
vcoubard 541:884f95bf5351 228 unsigned serviceIndex = getFirst();
vcoubard 541:884f95bf5351 229 ble_uuid_t uuid = {
vcoubard 541:884f95bf5351 230 .uuid = BLE_UUID_SERVICE_PRIMARY,
vcoubard 541:884f95bf5351 231 .type = BLE_UUID_TYPE_BLE,
vcoubard 541:884f95bf5351 232 };
vcoubard 541:884f95bf5351 233 ble_gattc_handle_range_t handleRange = {
vcoubard 541:884f95bf5351 234 .start_handle = parentDiscoveryObject->services[serviceIndex].getStartHandle(),
vcoubard 541:884f95bf5351 235 .end_handle = parentDiscoveryObject->services[serviceIndex].getEndHandle(),
vcoubard 541:884f95bf5351 236 };
vcoubard 541:884f95bf5351 237 if (sd_ble_gattc_char_value_by_uuid_read(parentDiscoveryObject->connHandle, &uuid, &handleRange) == NRF_SUCCESS) {
vcoubard 541:884f95bf5351 238 return;
vcoubard 541:884f95bf5351 239 }
vcoubard 541:884f95bf5351 240
vcoubard 541:884f95bf5351 241 /* Skip this service if we fail to launch a read for its service-declaration
vcoubard 541:884f95bf5351 242 * attribute. Its UUID will remain INVALID, and it may not match any filters. */
vcoubard 541:884f95bf5351 243 dequeue();
vcoubard 541:884f95bf5351 244 }
vcoubard 541:884f95bf5351 245
vcoubard 541:884f95bf5351 246 /* Switch back to service discovery upon exhausting the service-indices pending UUID discovery. */
vcoubard 541:884f95bf5351 247 if (parentDiscoveryObject->state == DISCOVER_SERVICE_UUIDS) {
vcoubard 541:884f95bf5351 248 parentDiscoveryObject->state = SERVICE_DISCOVERY_ACTIVE;
vcoubard 541:884f95bf5351 249 }
vcoubard 541:884f95bf5351 250 }
vcoubard 541:884f95bf5351 251
vcoubard 541:884f95bf5351 252 void
vcoubard 541:884f95bf5351 253 nRF5xServiceDiscovery::CharUUIDDiscoveryQueue::triggerFirst(void)
vcoubard 541:884f95bf5351 254 {
vcoubard 541:884f95bf5351 255 while (numIndices) { /* loop until a call to char_value_by_uuid_read() succeeds or we run out of pending indices. */
vcoubard 541:884f95bf5351 256 parentDiscoveryObject->state = DISCOVER_CHARACTERISTIC_UUIDS;
vcoubard 541:884f95bf5351 257
vcoubard 541:884f95bf5351 258 unsigned charIndex = getFirst();
vcoubard 541:884f95bf5351 259 ble_uuid_t uuid = {
vcoubard 541:884f95bf5351 260 .uuid = BLE_UUID_CHARACTERISTIC,
vcoubard 541:884f95bf5351 261 .type = BLE_UUID_TYPE_BLE,
vcoubard 541:884f95bf5351 262 };
vcoubard 541:884f95bf5351 263 ble_gattc_handle_range_t handleRange = { };
vcoubard 541:884f95bf5351 264 handleRange.start_handle = parentDiscoveryObject->characteristics[charIndex].getDeclHandle();
vcoubard 541:884f95bf5351 265 handleRange.end_handle = parentDiscoveryObject->characteristics[charIndex].getDeclHandle() + 1;
vcoubard 541:884f95bf5351 266 if (sd_ble_gattc_char_value_by_uuid_read(parentDiscoveryObject->connHandle, &uuid, &handleRange) == NRF_SUCCESS) {
vcoubard 541:884f95bf5351 267 return;
vcoubard 541:884f95bf5351 268 }
vcoubard 541:884f95bf5351 269
vcoubard 541:884f95bf5351 270 /* Skip this service if we fail to launch a read for its service-declaration
vcoubard 541:884f95bf5351 271 * attribute. Its UUID will remain INVALID, and it may not match any filters. */
vcoubard 541:884f95bf5351 272 dequeue();
vcoubard 541:884f95bf5351 273 }
vcoubard 541:884f95bf5351 274
vcoubard 541:884f95bf5351 275 /* Switch back to service discovery upon exhausting the service-indices pending UUID discovery. */
vcoubard 541:884f95bf5351 276 if (parentDiscoveryObject->state == DISCOVER_CHARACTERISTIC_UUIDS) {
vcoubard 541:884f95bf5351 277 parentDiscoveryObject->state = CHARACTERISTIC_DISCOVERY_ACTIVE;
vcoubard 541:884f95bf5351 278 }
vcoubard 541:884f95bf5351 279 }
vcoubard 541:884f95bf5351 280
vcoubard 541:884f95bf5351 281 void
vcoubard 541:884f95bf5351 282 nRF5xServiceDiscovery::processDiscoverUUIDResponse(const ble_gattc_evt_char_val_by_uuid_read_rsp_t *response)
vcoubard 541:884f95bf5351 283 {
vcoubard 541:884f95bf5351 284 if (state == DISCOVER_SERVICE_UUIDS) {
vcoubard 541:884f95bf5351 285 if ((response->count == 1) && (response->value_len == UUID::LENGTH_OF_LONG_UUID)) {
vcoubard 541:884f95bf5351 286 UUID::LongUUIDBytes_t uuid;
vcoubard 555:dc3945bd78d7 287 memcpy(uuid, response->handle_value[0].p_value, UUID::LENGTH_OF_LONG_UUID);
vcoubard 541:884f95bf5351 288
vcoubard 541:884f95bf5351 289 unsigned serviceIndex = serviceUUIDDiscoveryQueue.dequeue();
vcoubard 557:e4218a32be51 290 services[serviceIndex].setupLongUUID(uuid, UUID::LSB);
vcoubard 541:884f95bf5351 291
vcoubard 541:884f95bf5351 292 serviceUUIDDiscoveryQueue.triggerFirst();
vcoubard 541:884f95bf5351 293 } else {
vcoubard 541:884f95bf5351 294 serviceUUIDDiscoveryQueue.dequeue();
vcoubard 541:884f95bf5351 295 }
vcoubard 541:884f95bf5351 296 } else if (state == DISCOVER_CHARACTERISTIC_UUIDS) {
vcoubard 541:884f95bf5351 297 if ((response->count == 1) && (response->value_len == UUID::LENGTH_OF_LONG_UUID + 1 /* props */ + 2 /* value handle */)) {
vcoubard 541:884f95bf5351 298 UUID::LongUUIDBytes_t uuid;
vcoubard 555:dc3945bd78d7 299
vcoubard 555:dc3945bd78d7 300 memcpy(uuid, &(response->handle_value[0].p_value[3]), UUID::LENGTH_OF_LONG_UUID);
vcoubard 541:884f95bf5351 301
vcoubard 541:884f95bf5351 302 unsigned charIndex = charUUIDDiscoveryQueue.dequeue();
vcoubard 557:e4218a32be51 303 characteristics[charIndex].setupLongUUID(uuid, UUID::LSB);
vcoubard 541:884f95bf5351 304
vcoubard 541:884f95bf5351 305 charUUIDDiscoveryQueue.triggerFirst();
vcoubard 541:884f95bf5351 306 } else {
vcoubard 541:884f95bf5351 307 charUUIDDiscoveryQueue.dequeue();
vcoubard 541:884f95bf5351 308 }
vcoubard 541:884f95bf5351 309 }
rgrover1 393:0f7c5048efb3 310 }