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/*
* Author: Petre Eftime <petre.p.eftime@intel.com>
* Copyright (c) 2016 Intel Corporation.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <tinyb.hpp>
#include <vector>
#include <iostream>
#include <thread>
#include <csignal>
#include <condition_variable>
using namespace tinyb;
int main(int argc, char **argv)
{
if (argc < 2) {
std::cerr << "Run as: " << argv[0] << " <device_address>" << std::endl;
exit(1);
}
BluetoothManager *manager = nullptr;
try {
manager = BluetoothManager::get_bluetooth_manager();
} catch(const std::runtime_error& e) {
std::cerr << "Error while initializing libtinyb: " << e.what() << std::endl;
exit(1);
}
/* Start the discovery of devices */
bool ret = manager->start_discovery();
std::cout << "Started = " << (ret ? "true" : "false") << std::endl;
std::unique_ptr<BluetoothGattService> temperature_service;
std::string device_mac(argv[1]);
auto sensor_tag = manager->find<BluetoothDevice>(nullptr, &device_mac, nullptr, std::chrono::seconds(10));
if (sensor_tag == nullptr) {
std::cout << "Device not found" << std::endl;
return 1;
}
sensor_tag->enable_connected_notifications([] (BluetoothDevice &d, bool connected, void *usedata)
{ if (connected) std::cout << "Connected " << d.get_name() << std::endl; }, NULL);
if (sensor_tag != nullptr) {
/* Connect to the device and get the list of services exposed by it */
sensor_tag->connect();
std::string service_uuid("f000aa00-0451-4000-b000-000000000000");
std::cout << "Waiting for service " << service_uuid << "to be discovered" << std::endl;
temperature_service = sensor_tag->find(&service_uuid);
} else {
ret = manager->stop_discovery();
std::cerr << "SensorTag not found after 30 seconds, exiting" << std::endl;
return 1;
}
/* Stop the discovery (the device was found or timeout was over) */
ret = manager->stop_discovery();
std::cout << "Stopped = " << (ret ? "true" : "false") << std::endl;
auto value_uuid = std::string("f000aa01-0451-4000-b000-000000000000");
auto temp_value = temperature_service->find(&value_uuid);
auto config_uuid = std::string("f000aa02-0451-4000-b000-000000000000");
auto temp_config = temperature_service->find(&config_uuid);
auto period_uuid = std::string("f000aa03-0451-4000-b000-000000000000");
auto temp_period = temperature_service->find(&period_uuid);
/* Activate the temperature measurements */
std::vector<unsigned char> config_on {0x01};
temp_config->write_value(config_on);
temp_period->write_value({100});
temp_value->enable_value_notifications(data_callback, nullptr);
std::mutex m;
std::unique_lock<std::mutex> lock(m);
std::signal(SIGINT, signal_handler);
cv.wait(lock);
/* Disconnect from the device */
if (sensor_tag != nullptr)
sensor_tag->disconnect();
}
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