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Rtos API example
mbed-os/features/FEATURE_BLE/source/BLE.cpp@0:9fca2b23d0ba, 2019-02-23 (annotated)
- Committer:
- marcozecchini
- Date:
- Sat Feb 23 12:13:36 2019 +0000
- Revision:
- 0:9fca2b23d0ba
final commit
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
marcozecchini | 0:9fca2b23d0ba | 1 | /* mbed Microcontroller Library |
marcozecchini | 0:9fca2b23d0ba | 2 | * Copyright (c) 2006-2013 ARM Limited |
marcozecchini | 0:9fca2b23d0ba | 3 | * |
marcozecchini | 0:9fca2b23d0ba | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
marcozecchini | 0:9fca2b23d0ba | 5 | * you may not use this file except in compliance with the License. |
marcozecchini | 0:9fca2b23d0ba | 6 | * You may obtain a copy of the License at |
marcozecchini | 0:9fca2b23d0ba | 7 | * |
marcozecchini | 0:9fca2b23d0ba | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
marcozecchini | 0:9fca2b23d0ba | 9 | * |
marcozecchini | 0:9fca2b23d0ba | 10 | * Unless required by applicable law or agreed to in writing, software |
marcozecchini | 0:9fca2b23d0ba | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
marcozecchini | 0:9fca2b23d0ba | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
marcozecchini | 0:9fca2b23d0ba | 13 | * See the License for the specific language governing permissions and |
marcozecchini | 0:9fca2b23d0ba | 14 | * limitations under the License. |
marcozecchini | 0:9fca2b23d0ba | 15 | */ |
marcozecchini | 0:9fca2b23d0ba | 16 | |
marcozecchini | 0:9fca2b23d0ba | 17 | #include <stdio.h> |
marcozecchini | 0:9fca2b23d0ba | 18 | #include "ble/BLE.h" |
marcozecchini | 0:9fca2b23d0ba | 19 | #include "ble/BLEInstanceBase.h" |
marcozecchini | 0:9fca2b23d0ba | 20 | |
marcozecchini | 0:9fca2b23d0ba | 21 | #if defined(TARGET_OTA_ENABLED) |
marcozecchini | 0:9fca2b23d0ba | 22 | #include "ble/services/DFUService.h" |
marcozecchini | 0:9fca2b23d0ba | 23 | #endif |
marcozecchini | 0:9fca2b23d0ba | 24 | |
marcozecchini | 0:9fca2b23d0ba | 25 | #ifdef YOTTA_CFG_MBED_OS |
marcozecchini | 0:9fca2b23d0ba | 26 | #include <minar/minar.h> |
marcozecchini | 0:9fca2b23d0ba | 27 | #endif |
marcozecchini | 0:9fca2b23d0ba | 28 | |
marcozecchini | 0:9fca2b23d0ba | 29 | #if !defined(YOTTA_CFG_MBED_OS) |
marcozecchini | 0:9fca2b23d0ba | 30 | #include <mbed_error.h> |
marcozecchini | 0:9fca2b23d0ba | 31 | #include <toolchain.h> |
marcozecchini | 0:9fca2b23d0ba | 32 | #endif |
marcozecchini | 0:9fca2b23d0ba | 33 | |
marcozecchini | 0:9fca2b23d0ba | 34 | ble_error_t |
marcozecchini | 0:9fca2b23d0ba | 35 | BLE::initImplementation(FunctionPointerWithContext<InitializationCompleteCallbackContext*> callback) |
marcozecchini | 0:9fca2b23d0ba | 36 | { |
marcozecchini | 0:9fca2b23d0ba | 37 | ble_error_t err = transport->init(instanceID, callback); |
marcozecchini | 0:9fca2b23d0ba | 38 | if (err != BLE_ERROR_NONE) { |
marcozecchini | 0:9fca2b23d0ba | 39 | return err; |
marcozecchini | 0:9fca2b23d0ba | 40 | } |
marcozecchini | 0:9fca2b23d0ba | 41 | |
marcozecchini | 0:9fca2b23d0ba | 42 | /* Platforms enabled for DFU should introduce the DFU Service into |
marcozecchini | 0:9fca2b23d0ba | 43 | * applications automatically. */ |
marcozecchini | 0:9fca2b23d0ba | 44 | #if defined(TARGET_OTA_ENABLED) |
marcozecchini | 0:9fca2b23d0ba | 45 | static DFUService dfu(*this); // defined static so that the object remains alive |
marcozecchini | 0:9fca2b23d0ba | 46 | #endif // TARGET_OTA_ENABLED |
marcozecchini | 0:9fca2b23d0ba | 47 | |
marcozecchini | 0:9fca2b23d0ba | 48 | return BLE_ERROR_NONE; |
marcozecchini | 0:9fca2b23d0ba | 49 | } |
marcozecchini | 0:9fca2b23d0ba | 50 | |
marcozecchini | 0:9fca2b23d0ba | 51 | /** |
marcozecchini | 0:9fca2b23d0ba | 52 | * BLE::Instance() and BLE constructor rely upon a static array of initializers |
marcozecchini | 0:9fca2b23d0ba | 53 | * to create actual BLE transport instances. A description of these instances |
marcozecchini | 0:9fca2b23d0ba | 54 | * and initializers is supposed to be put in some .json file contributing to |
marcozecchini | 0:9fca2b23d0ba | 55 | * yotta's configuration (typically in the target definition described by |
marcozecchini | 0:9fca2b23d0ba | 56 | * target.json). Here's a sample: |
marcozecchini | 0:9fca2b23d0ba | 57 | * |
marcozecchini | 0:9fca2b23d0ba | 58 | * "config": { |
marcozecchini | 0:9fca2b23d0ba | 59 | * ... |
marcozecchini | 0:9fca2b23d0ba | 60 | * "ble_instances": { |
marcozecchini | 0:9fca2b23d0ba | 61 | * "count": 1, |
marcozecchini | 0:9fca2b23d0ba | 62 | * "0" : { |
marcozecchini | 0:9fca2b23d0ba | 63 | * "initializer" : "createBLEInstance" |
marcozecchini | 0:9fca2b23d0ba | 64 | * } |
marcozecchini | 0:9fca2b23d0ba | 65 | * } |
marcozecchini | 0:9fca2b23d0ba | 66 | * ... |
marcozecchini | 0:9fca2b23d0ba | 67 | * } |
marcozecchini | 0:9fca2b23d0ba | 68 | * |
marcozecchini | 0:9fca2b23d0ba | 69 | * The following macros result in translating the above config into a static |
marcozecchini | 0:9fca2b23d0ba | 70 | * array: instanceConstructors. |
marcozecchini | 0:9fca2b23d0ba | 71 | */ |
marcozecchini | 0:9fca2b23d0ba | 72 | #ifdef YOTTA_CFG_BLE_INSTANCES_COUNT |
marcozecchini | 0:9fca2b23d0ba | 73 | #define CONCATENATE(A, B) A ## B |
marcozecchini | 0:9fca2b23d0ba | 74 | #define EXPAND(X) X /* this adds a level of indirection needed to allow macro-expansion following a token-paste operation (see use of CONCATENATE() below). */ |
marcozecchini | 0:9fca2b23d0ba | 75 | |
marcozecchini | 0:9fca2b23d0ba | 76 | #define INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS_1 YOTTA_CFG_BLE_INSTANCES_0_INITIALIZER |
marcozecchini | 0:9fca2b23d0ba | 77 | #define INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS_2 INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS_1, YOTTA_CFG_BLE_INSTANCES_1_INITIALIZER |
marcozecchini | 0:9fca2b23d0ba | 78 | #define INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS_3 INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS_2, YOTTA_CFG_BLE_INSTANCES_2_INITIALIZER |
marcozecchini | 0:9fca2b23d0ba | 79 | #define INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS_4 INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS_3, YOTTA_CFG_BLE_INSTANCES_3_INITIALIZER |
marcozecchini | 0:9fca2b23d0ba | 80 | #define INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS_5 INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS_4, YOTTA_CFG_BLE_INSTANCES_4_INITIALIZER |
marcozecchini | 0:9fca2b23d0ba | 81 | /* ... add more of the above if ever needed */ |
marcozecchini | 0:9fca2b23d0ba | 82 | |
marcozecchini | 0:9fca2b23d0ba | 83 | #define INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS(N) EXPAND(CONCATENATE(INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS_, N)) |
marcozecchini | 0:9fca2b23d0ba | 84 | #elif !defined(INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS) |
marcozecchini | 0:9fca2b23d0ba | 85 | /* |
marcozecchini | 0:9fca2b23d0ba | 86 | * The following applies when building without yotta. By default BLE_API provides |
marcozecchini | 0:9fca2b23d0ba | 87 | * a trivial initializer list containing a single constructor: createBLEInstance. |
marcozecchini | 0:9fca2b23d0ba | 88 | * This may be overridden. |
marcozecchini | 0:9fca2b23d0ba | 89 | */ |
marcozecchini | 0:9fca2b23d0ba | 90 | #define INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS createBLEInstance |
marcozecchini | 0:9fca2b23d0ba | 91 | |
marcozecchini | 0:9fca2b23d0ba | 92 | // yotta unlike mbed-cli has proper dependency mechanisms |
marcozecchini | 0:9fca2b23d0ba | 93 | // It is not required to defined a stub for createBLEInstance |
marcozecchini | 0:9fca2b23d0ba | 94 | #if !defined(YOTTA_CFG_MBED_OS) |
marcozecchini | 0:9fca2b23d0ba | 95 | |
marcozecchini | 0:9fca2b23d0ba | 96 | // this stub is required by ARMCC otherwise link will systematically fail |
marcozecchini | 0:9fca2b23d0ba | 97 | MBED_WEAK BLEInstanceBase* createBLEInstance() { |
marcozecchini | 0:9fca2b23d0ba | 98 | error("Please provide an implementation for mbed BLE"); |
marcozecchini | 0:9fca2b23d0ba | 99 | return NULL; |
marcozecchini | 0:9fca2b23d0ba | 100 | } |
marcozecchini | 0:9fca2b23d0ba | 101 | |
marcozecchini | 0:9fca2b23d0ba | 102 | #endif |
marcozecchini | 0:9fca2b23d0ba | 103 | |
marcozecchini | 0:9fca2b23d0ba | 104 | |
marcozecchini | 0:9fca2b23d0ba | 105 | #endif /* YOTTA_CFG_BLE_INSTANCES_COUNT */ |
marcozecchini | 0:9fca2b23d0ba | 106 | |
marcozecchini | 0:9fca2b23d0ba | 107 | typedef BLEInstanceBase *(*InstanceConstructor_t)(void); |
marcozecchini | 0:9fca2b23d0ba | 108 | static const InstanceConstructor_t instanceConstructors[BLE::NUM_INSTANCES] = { |
marcozecchini | 0:9fca2b23d0ba | 109 | #ifndef YOTTA_CFG_BLE_INSTANCES_COUNT |
marcozecchini | 0:9fca2b23d0ba | 110 | INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS |
marcozecchini | 0:9fca2b23d0ba | 111 | #else |
marcozecchini | 0:9fca2b23d0ba | 112 | INITIALIZER_LIST_FOR_INSTANCE_CONSTRUCTORS(YOTTA_CFG_BLE_INSTANCES_COUNT) |
marcozecchini | 0:9fca2b23d0ba | 113 | #endif |
marcozecchini | 0:9fca2b23d0ba | 114 | }; |
marcozecchini | 0:9fca2b23d0ba | 115 | |
marcozecchini | 0:9fca2b23d0ba | 116 | BLE & |
marcozecchini | 0:9fca2b23d0ba | 117 | BLE::Instance(InstanceID_t id) |
marcozecchini | 0:9fca2b23d0ba | 118 | { |
marcozecchini | 0:9fca2b23d0ba | 119 | static BLE *singletons[NUM_INSTANCES]; |
marcozecchini | 0:9fca2b23d0ba | 120 | if (id < NUM_INSTANCES) { |
marcozecchini | 0:9fca2b23d0ba | 121 | if (singletons[id] == NULL) { |
marcozecchini | 0:9fca2b23d0ba | 122 | singletons[id] = new BLE(id); /* This object will never be freed. */ |
marcozecchini | 0:9fca2b23d0ba | 123 | } |
marcozecchini | 0:9fca2b23d0ba | 124 | |
marcozecchini | 0:9fca2b23d0ba | 125 | return *singletons[id]; |
marcozecchini | 0:9fca2b23d0ba | 126 | } |
marcozecchini | 0:9fca2b23d0ba | 127 | |
marcozecchini | 0:9fca2b23d0ba | 128 | /* we come here only in the case of a bad interfaceID. */ |
marcozecchini | 0:9fca2b23d0ba | 129 | static BLE badSingleton(NUM_INSTANCES /* this is a bad index; and will result in a NULL transport. */); |
marcozecchini | 0:9fca2b23d0ba | 130 | return badSingleton; |
marcozecchini | 0:9fca2b23d0ba | 131 | } |
marcozecchini | 0:9fca2b23d0ba | 132 | |
marcozecchini | 0:9fca2b23d0ba | 133 | #ifdef YOTTA_CFG_MBED_OS |
marcozecchini | 0:9fca2b23d0ba | 134 | void defaultSchedulingCallback(BLE::OnEventsToProcessCallbackContext* params) { |
marcozecchini | 0:9fca2b23d0ba | 135 | minar::Scheduler::postCallback(¶ms->ble, &BLE::processEvents); |
marcozecchini | 0:9fca2b23d0ba | 136 | } |
marcozecchini | 0:9fca2b23d0ba | 137 | #else |
marcozecchini | 0:9fca2b23d0ba | 138 | #define defaultSchedulingCallback NULL |
marcozecchini | 0:9fca2b23d0ba | 139 | #endif |
marcozecchini | 0:9fca2b23d0ba | 140 | |
marcozecchini | 0:9fca2b23d0ba | 141 | |
marcozecchini | 0:9fca2b23d0ba | 142 | BLE::BLE(InstanceID_t instanceIDIn) : instanceID(instanceIDIn), transport(), |
marcozecchini | 0:9fca2b23d0ba | 143 | whenEventsToProcess(defaultSchedulingCallback), |
marcozecchini | 0:9fca2b23d0ba | 144 | event_signaled(false) |
marcozecchini | 0:9fca2b23d0ba | 145 | { |
marcozecchini | 0:9fca2b23d0ba | 146 | static BLEInstanceBase *transportInstances[NUM_INSTANCES]; |
marcozecchini | 0:9fca2b23d0ba | 147 | |
marcozecchini | 0:9fca2b23d0ba | 148 | if (instanceID < NUM_INSTANCES) { |
marcozecchini | 0:9fca2b23d0ba | 149 | if (!transportInstances[instanceID]) { |
marcozecchini | 0:9fca2b23d0ba | 150 | transportInstances[instanceID] = instanceConstructors[instanceID](); /* Call the stack's initializer for the transport object. */ |
marcozecchini | 0:9fca2b23d0ba | 151 | } |
marcozecchini | 0:9fca2b23d0ba | 152 | transport = transportInstances[instanceID]; |
marcozecchini | 0:9fca2b23d0ba | 153 | } else { |
marcozecchini | 0:9fca2b23d0ba | 154 | transport = NULL; |
marcozecchini | 0:9fca2b23d0ba | 155 | } |
marcozecchini | 0:9fca2b23d0ba | 156 | } |
marcozecchini | 0:9fca2b23d0ba | 157 | |
marcozecchini | 0:9fca2b23d0ba | 158 | bool BLE::hasInitialized(void) const |
marcozecchini | 0:9fca2b23d0ba | 159 | { |
marcozecchini | 0:9fca2b23d0ba | 160 | if (!transport) { |
marcozecchini | 0:9fca2b23d0ba | 161 | error("bad handle to underlying transport"); |
marcozecchini | 0:9fca2b23d0ba | 162 | } |
marcozecchini | 0:9fca2b23d0ba | 163 | |
marcozecchini | 0:9fca2b23d0ba | 164 | return transport->hasInitialized(); |
marcozecchini | 0:9fca2b23d0ba | 165 | } |
marcozecchini | 0:9fca2b23d0ba | 166 | |
marcozecchini | 0:9fca2b23d0ba | 167 | ble_error_t BLE::shutdown(void) |
marcozecchini | 0:9fca2b23d0ba | 168 | { |
marcozecchini | 0:9fca2b23d0ba | 169 | if (!transport) { |
marcozecchini | 0:9fca2b23d0ba | 170 | error("bad handle to underlying transport"); |
marcozecchini | 0:9fca2b23d0ba | 171 | } |
marcozecchini | 0:9fca2b23d0ba | 172 | |
marcozecchini | 0:9fca2b23d0ba | 173 | event_signaled = false; |
marcozecchini | 0:9fca2b23d0ba | 174 | return transport->shutdown(); |
marcozecchini | 0:9fca2b23d0ba | 175 | } |
marcozecchini | 0:9fca2b23d0ba | 176 | |
marcozecchini | 0:9fca2b23d0ba | 177 | const char *BLE::getVersion(void) |
marcozecchini | 0:9fca2b23d0ba | 178 | { |
marcozecchini | 0:9fca2b23d0ba | 179 | if (!transport) { |
marcozecchini | 0:9fca2b23d0ba | 180 | error("bad handle to underlying transport"); |
marcozecchini | 0:9fca2b23d0ba | 181 | } |
marcozecchini | 0:9fca2b23d0ba | 182 | |
marcozecchini | 0:9fca2b23d0ba | 183 | return transport->getVersion(); |
marcozecchini | 0:9fca2b23d0ba | 184 | } |
marcozecchini | 0:9fca2b23d0ba | 185 | |
marcozecchini | 0:9fca2b23d0ba | 186 | const Gap &BLE::gap() const |
marcozecchini | 0:9fca2b23d0ba | 187 | { |
marcozecchini | 0:9fca2b23d0ba | 188 | if (!transport) { |
marcozecchini | 0:9fca2b23d0ba | 189 | error("bad handle to underlying transport"); |
marcozecchini | 0:9fca2b23d0ba | 190 | } |
marcozecchini | 0:9fca2b23d0ba | 191 | |
marcozecchini | 0:9fca2b23d0ba | 192 | return transport->getGap(); |
marcozecchini | 0:9fca2b23d0ba | 193 | } |
marcozecchini | 0:9fca2b23d0ba | 194 | |
marcozecchini | 0:9fca2b23d0ba | 195 | Gap &BLE::gap() |
marcozecchini | 0:9fca2b23d0ba | 196 | { |
marcozecchini | 0:9fca2b23d0ba | 197 | if (!transport) { |
marcozecchini | 0:9fca2b23d0ba | 198 | error("bad handle to underlying transport"); |
marcozecchini | 0:9fca2b23d0ba | 199 | } |
marcozecchini | 0:9fca2b23d0ba | 200 | |
marcozecchini | 0:9fca2b23d0ba | 201 | return transport->getGap(); |
marcozecchini | 0:9fca2b23d0ba | 202 | } |
marcozecchini | 0:9fca2b23d0ba | 203 | |
marcozecchini | 0:9fca2b23d0ba | 204 | const GattServer& BLE::gattServer() const |
marcozecchini | 0:9fca2b23d0ba | 205 | { |
marcozecchini | 0:9fca2b23d0ba | 206 | if (!transport) { |
marcozecchini | 0:9fca2b23d0ba | 207 | error("bad handle to underlying transport"); |
marcozecchini | 0:9fca2b23d0ba | 208 | } |
marcozecchini | 0:9fca2b23d0ba | 209 | |
marcozecchini | 0:9fca2b23d0ba | 210 | return transport->getGattServer(); |
marcozecchini | 0:9fca2b23d0ba | 211 | } |
marcozecchini | 0:9fca2b23d0ba | 212 | |
marcozecchini | 0:9fca2b23d0ba | 213 | GattServer& BLE::gattServer() |
marcozecchini | 0:9fca2b23d0ba | 214 | { |
marcozecchini | 0:9fca2b23d0ba | 215 | if (!transport) { |
marcozecchini | 0:9fca2b23d0ba | 216 | error("bad handle to underlying transport"); |
marcozecchini | 0:9fca2b23d0ba | 217 | } |
marcozecchini | 0:9fca2b23d0ba | 218 | |
marcozecchini | 0:9fca2b23d0ba | 219 | return transport->getGattServer(); |
marcozecchini | 0:9fca2b23d0ba | 220 | } |
marcozecchini | 0:9fca2b23d0ba | 221 | |
marcozecchini | 0:9fca2b23d0ba | 222 | const GattClient& BLE::gattClient() const |
marcozecchini | 0:9fca2b23d0ba | 223 | { |
marcozecchini | 0:9fca2b23d0ba | 224 | if (!transport) { |
marcozecchini | 0:9fca2b23d0ba | 225 | error("bad handle to underlying transport"); |
marcozecchini | 0:9fca2b23d0ba | 226 | } |
marcozecchini | 0:9fca2b23d0ba | 227 | |
marcozecchini | 0:9fca2b23d0ba | 228 | return transport->getGattClient(); |
marcozecchini | 0:9fca2b23d0ba | 229 | } |
marcozecchini | 0:9fca2b23d0ba | 230 | |
marcozecchini | 0:9fca2b23d0ba | 231 | GattClient& BLE::gattClient() |
marcozecchini | 0:9fca2b23d0ba | 232 | { |
marcozecchini | 0:9fca2b23d0ba | 233 | if (!transport) { |
marcozecchini | 0:9fca2b23d0ba | 234 | error("bad handle to underlying transport"); |
marcozecchini | 0:9fca2b23d0ba | 235 | } |
marcozecchini | 0:9fca2b23d0ba | 236 | |
marcozecchini | 0:9fca2b23d0ba | 237 | return transport->getGattClient(); |
marcozecchini | 0:9fca2b23d0ba | 238 | } |
marcozecchini | 0:9fca2b23d0ba | 239 | |
marcozecchini | 0:9fca2b23d0ba | 240 | const SecurityManager& BLE::securityManager() const |
marcozecchini | 0:9fca2b23d0ba | 241 | { |
marcozecchini | 0:9fca2b23d0ba | 242 | if (!transport) { |
marcozecchini | 0:9fca2b23d0ba | 243 | error("bad handle to underlying transport"); |
marcozecchini | 0:9fca2b23d0ba | 244 | } |
marcozecchini | 0:9fca2b23d0ba | 245 | |
marcozecchini | 0:9fca2b23d0ba | 246 | return transport->getSecurityManager(); |
marcozecchini | 0:9fca2b23d0ba | 247 | } |
marcozecchini | 0:9fca2b23d0ba | 248 | |
marcozecchini | 0:9fca2b23d0ba | 249 | SecurityManager& BLE::securityManager() |
marcozecchini | 0:9fca2b23d0ba | 250 | { |
marcozecchini | 0:9fca2b23d0ba | 251 | if (!transport) { |
marcozecchini | 0:9fca2b23d0ba | 252 | error("bad handle to underlying transport"); |
marcozecchini | 0:9fca2b23d0ba | 253 | } |
marcozecchini | 0:9fca2b23d0ba | 254 | |
marcozecchini | 0:9fca2b23d0ba | 255 | return transport->getSecurityManager(); |
marcozecchini | 0:9fca2b23d0ba | 256 | } |
marcozecchini | 0:9fca2b23d0ba | 257 | |
marcozecchini | 0:9fca2b23d0ba | 258 | void BLE::waitForEvent(void) |
marcozecchini | 0:9fca2b23d0ba | 259 | { |
marcozecchini | 0:9fca2b23d0ba | 260 | if (!transport) { |
marcozecchini | 0:9fca2b23d0ba | 261 | error("bad handle to underlying transport"); |
marcozecchini | 0:9fca2b23d0ba | 262 | } |
marcozecchini | 0:9fca2b23d0ba | 263 | |
marcozecchini | 0:9fca2b23d0ba | 264 | transport->waitForEvent(); |
marcozecchini | 0:9fca2b23d0ba | 265 | } |
marcozecchini | 0:9fca2b23d0ba | 266 | |
marcozecchini | 0:9fca2b23d0ba | 267 | void BLE::processEvents() |
marcozecchini | 0:9fca2b23d0ba | 268 | { |
marcozecchini | 0:9fca2b23d0ba | 269 | if (event_signaled == false) { |
marcozecchini | 0:9fca2b23d0ba | 270 | return; |
marcozecchini | 0:9fca2b23d0ba | 271 | } |
marcozecchini | 0:9fca2b23d0ba | 272 | |
marcozecchini | 0:9fca2b23d0ba | 273 | if (!transport) { |
marcozecchini | 0:9fca2b23d0ba | 274 | error("bad handle to underlying transport"); |
marcozecchini | 0:9fca2b23d0ba | 275 | } |
marcozecchini | 0:9fca2b23d0ba | 276 | |
marcozecchini | 0:9fca2b23d0ba | 277 | event_signaled = false; |
marcozecchini | 0:9fca2b23d0ba | 278 | |
marcozecchini | 0:9fca2b23d0ba | 279 | transport->processEvents(); |
marcozecchini | 0:9fca2b23d0ba | 280 | } |
marcozecchini | 0:9fca2b23d0ba | 281 | |
marcozecchini | 0:9fca2b23d0ba | 282 | void BLE::onEventsToProcess(const BLE::OnEventsToProcessCallback_t& callback) |
marcozecchini | 0:9fca2b23d0ba | 283 | { |
marcozecchini | 0:9fca2b23d0ba | 284 | whenEventsToProcess = callback; |
marcozecchini | 0:9fca2b23d0ba | 285 | |
marcozecchini | 0:9fca2b23d0ba | 286 | // If events were previously signaled but the handler was not in place then |
marcozecchini | 0:9fca2b23d0ba | 287 | // signal immediately events availability |
marcozecchini | 0:9fca2b23d0ba | 288 | if (event_signaled && whenEventsToProcess) { |
marcozecchini | 0:9fca2b23d0ba | 289 | OnEventsToProcessCallbackContext params = { |
marcozecchini | 0:9fca2b23d0ba | 290 | *this |
marcozecchini | 0:9fca2b23d0ba | 291 | }; |
marcozecchini | 0:9fca2b23d0ba | 292 | whenEventsToProcess(¶ms); |
marcozecchini | 0:9fca2b23d0ba | 293 | } |
marcozecchini | 0:9fca2b23d0ba | 294 | } |
marcozecchini | 0:9fca2b23d0ba | 295 | |
marcozecchini | 0:9fca2b23d0ba | 296 | void BLE::signalEventsToProcess() |
marcozecchini | 0:9fca2b23d0ba | 297 | { |
marcozecchini | 0:9fca2b23d0ba | 298 | if (event_signaled == true) { |
marcozecchini | 0:9fca2b23d0ba | 299 | return; |
marcozecchini | 0:9fca2b23d0ba | 300 | } |
marcozecchini | 0:9fca2b23d0ba | 301 | |
marcozecchini | 0:9fca2b23d0ba | 302 | event_signaled = true; |
marcozecchini | 0:9fca2b23d0ba | 303 | |
marcozecchini | 0:9fca2b23d0ba | 304 | if (whenEventsToProcess) { |
marcozecchini | 0:9fca2b23d0ba | 305 | OnEventsToProcessCallbackContext params = { |
marcozecchini | 0:9fca2b23d0ba | 306 | *this |
marcozecchini | 0:9fca2b23d0ba | 307 | }; |
marcozecchini | 0:9fca2b23d0ba | 308 | whenEventsToProcess(¶ms); |
marcozecchini | 0:9fca2b23d0ba | 309 | } |
marcozecchini | 0:9fca2b23d0ba | 310 | } |