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/*
* Author: Petre Eftime <petre.p.eftime@intel.com>
* Copyright (c) 2015 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 <atomic>
#include <csignal>
using namespace tinyb;
/** Converts a raw temperature read from the sensor to a Celsius value.
* @param[in] raw_temp The temperature read from the sensor (two bytes)
* @return The Celsius value of the temperature
*/
static float celsius_temp(uint16_t raw_temp)
{
const float SCALE_LSB = 0.03125;
return ((float)(raw_temp >> 2)) * SCALE_LSB;
}
std::atomic<bool> running(true);
void signal_handler(int signum)
{
if (signum == SIGINT) {
running = false;
}
}
/** This program reads the temperature from a
* TI Sensor Tag(http://www.ti.com/ww/en/wireless_connectivity/sensortag2015/?INTC=SensorTag&HQS=sensortag)
* Pass the MAC address of the sensor as the first parameter of the program.
*/
int main(int argc, char **argv)
{
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;
BluetoothDevice *sensor_tag = NULL;
BluetoothGattService *temperature_service = NULL;
for (;;) {
std::cout << "Discovered devices: " << std::endl;
/* Get the list of devices */
auto list = manager->get_devices();
for (auto it = list.begin(); it != list.end(); ++it) {
std::cout << "Class = " << (*it)->get_class_name() << " ";
std::cout << "Path = " << (*it)->get_object_path() << " ";
std::cout << "Name = " << (*it)->get_name() << " ";
std::cout << "Connected = " << (*it)->get_connected() << " ";
std::cout << std::endl;
auto mfg = (*it)->get_manufacturer_data();
if (!mfg.empty()) {
std::cout << "MFG" << std::endl;
for(auto it: mfg) {
std::cout << "\t" << it.first << " = [ ";
for (auto arr_it: it.second) {
std::cout << (int) arr_it << ", ";
}
std::cout << "]" << std::endl;
}
}
auto service_data = (*it)->get_service_data();
if (!service_data.empty()) {
std::cout << "Service Data" << std::endl;
for(auto it: service_data) {
std::cout << "\t" << it.first << " = [ ";
for (auto arr_it: it.second) {
std::cout << (int) arr_it << ", ";
}
std::cout << "]" << std::endl;
}
}
}
/* If not, wait and try again */
std::this_thread::sleep_for(std::chrono::seconds(4));
std::cout << std::endl;
}
}
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