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src/BLE_EH.cpp@1:628e1249eaa1, 2019-03-01 (annotated)

Committer:
Condo2k4
Date:
Fri Mar 01 10:05:55 2019 +0000
Revision:
1:628e1249eaa1
Parent:
0:f43a2a24edc2 
Minor clean up

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Condo2k4 0:f43a2a24edc2 1 #include "BLE_EH.h"
Condo2k4 0:f43a2a24edc2 2
Condo2k4 0:f43a2a24edc2 3 BLE_EH::BLE_EH(BLE &ble, events::EventQueue &event_queue) :
Condo2k4 0:f43a2a24edc2 4 _ble(ble),
Condo2k4 0:f43a2a24edc2 5 _battery_uuid(GattService::UUID_BATTERY_SERVICE),
Condo2k4 0:f43a2a24edc2 6 _battery_service(ble, 50),
Condo2k4 0:f43a2a24edc2 7 _device_information_service(ble, "MANUFACTURER", "MODEL", "SERIAL", "HARDWARE", "FIRMWARE", "SOFTWARE")
Condo2k4 0:f43a2a24edc2 8 {
Condo2k4 0:f43a2a24edc2 9 }
Condo2k4 0:f43a2a24edc2 10
Condo2k4 0:f43a2a24edc2 11 void BLE_EH::start() {
Condo2k4 0:f43a2a24edc2 12 _ble.gap().setEventHandler(this);
Condo2k4 0:f43a2a24edc2 13
Condo2k4 0:f43a2a24edc2 14 _ble.init(this, &BLE_EH::on_init_complete);
Condo2k4 0:f43a2a24edc2 15 }
Condo2k4 0:f43a2a24edc2 16
Condo2k4 0:f43a2a24edc2 17 /** Callback triggered when the ble initialization process has finished */
Condo2k4 0:f43a2a24edc2 18 void BLE_EH::on_init_complete(BLE::InitializationCompleteCallbackContext *params) {
Condo2k4 0:f43a2a24edc2 19 if (params->error != BLE_ERROR_NONE) {
Condo2k4 0:f43a2a24edc2 20 //print_error(params->error, "Ble initialization failed.");
Condo2k4 0:f43a2a24edc2 21 return;
Condo2k4 0:f43a2a24edc2 22 }
Condo2k4 0:f43a2a24edc2 23 start_advertising();
Condo2k4 0:f43a2a24edc2 24 }
Condo2k4 0:f43a2a24edc2 25
Condo2k4 0:f43a2a24edc2 26 void BLE_EH::start_advertising() {
Condo2k4 0:f43a2a24edc2 27 /* Create advertising parameters and payload */
Condo2k4 0:f43a2a24edc2 28 uint8_t _adv_buffer[ble::LEGACY_ADVERTISING_MAX_SIZE];
Condo2k4 0:f43a2a24edc2 29 ble::AdvertisingDataBuilder _adv_data_builder(_adv_buffer);
Condo2k4 0:f43a2a24edc2 30
Condo2k4 0:f43a2a24edc2 31 ble::AdvertisingParameters adv_parameters(
Condo2k4 0:f43a2a24edc2 32 ble::advertising_type_t::CONNECTABLE_UNDIRECTED,
Condo2k4 0:f43a2a24edc2 33 ble::adv_interval_t(ble::millisecond_t(1000))
Condo2k4 0:f43a2a24edc2 34 );
Condo2k4 0:f43a2a24edc2 35
Condo2k4 0:f43a2a24edc2 36 _adv_data_builder.setFlags();
Condo2k4 0:f43a2a24edc2 37 _adv_data_builder.setLocalServiceList(mbed::make_Span(&_battery_uuid, 1));
Condo2k4 0:f43a2a24edc2 38 _adv_data_builder.setName("DEVICE_NAME");
Condo2k4 0:f43a2a24edc2 39
Condo2k4 0:f43a2a24edc2 40 /* Setup advertising */
Condo2k4 0:f43a2a24edc2 41
Condo2k4 0:f43a2a24edc2 42 ble_error_t error = _ble.gap().setAdvertisingParameters(
Condo2k4 0:f43a2a24edc2 43 ble::LEGACY_ADVERTISING_HANDLE,
Condo2k4 0:f43a2a24edc2 44 adv_parameters
Condo2k4 0:f43a2a24edc2 45 );
Condo2k4 0:f43a2a24edc2 46
Condo2k4 0:f43a2a24edc2 47 if (error) {
Condo2k4 0:f43a2a24edc2 48 //print_error(error, "_ble.gap().setAdvertisingParameters() failed");
Condo2k4 0:f43a2a24edc2 49 return;
Condo2k4 0:f43a2a24edc2 50 }
Condo2k4 0:f43a2a24edc2 51
Condo2k4 0:f43a2a24edc2 52 error = _ble.gap().setAdvertisingPayload(ble::LEGACY_ADVERTISING_HANDLE, _adv_data_builder.getAdvertisingData());
Condo2k4 0:f43a2a24edc2 53
Condo2k4 0:f43a2a24edc2 54 if (error) {
Condo2k4 0:f43a2a24edc2 55 //print_error(error, "_ble.gap().setAdvertisingPayload() failed");
Condo2k4 0:f43a2a24edc2 56 return;
Condo2k4 0:f43a2a24edc2 57 }
Condo2k4 0:f43a2a24edc2 58
Condo2k4 0:f43a2a24edc2 59 /* Start advertising */
Condo2k4 0:f43a2a24edc2 60
Condo2k4 0:f43a2a24edc2 61 error = _ble.gap().startAdvertising(ble::LEGACY_ADVERTISING_HANDLE);
Condo2k4 0:f43a2a24edc2 62
Condo2k4 0:f43a2a24edc2 63 if (error) {
Condo2k4 0:f43a2a24edc2 64 //print_error(error, "_ble.gap().startAdvertising() failed");
Condo2k4 0:f43a2a24edc2 65 return;
Condo2k4 0:f43a2a24edc2 66 }
Condo2k4 0:f43a2a24edc2 67 }
Condo2k4 0:f43a2a24edc2 68
Condo2k4 0:f43a2a24edc2 69 void BLE_EH::setBatteryLevel(uint8_t level) {
Condo2k4 0:f43a2a24edc2 70 _battery_service.updateBatteryLevel(level);
Condo2k4 0:f43a2a24edc2 71 }
Condo2k4 0:f43a2a24edc2 72
Condo2k4 0:f43a2a24edc2 73 /* Event handler */
Condo2k4 0:f43a2a24edc2 74
Condo2k4 0:f43a2a24edc2 75 void BLE_EH::onDisconnectionComplete(const ble::DisconnectionCompleteEvent&) {
Condo2k4 0:f43a2a24edc2 76 _ble.gap().startAdvertising(ble::LEGACY_ADVERTISING_HANDLE);
Condo2k4 0:f43a2a24edc2 77 }