Import Mbed OS hard-float snapshot

connectivity/lorawan/system/LoRaWANTimer.cpp

@@ -0,0 +1,66 @@
+/**
+ / _____)             _              | |
+( (____  _____ ____ _| |_ _____  ____| |__
+ \____ \| ___ |    (_   _) ___ |/ ___)  _ \
+ _____) ) ____| | | || |_| ____( (___| | | |
+(______/|_____)_|_|_| \__)_____)\____)_| |_|
+    (C)2013 Semtech
+
+Description: Timer objects and scheduling management
+
+License: Revised BSD License, see LICENSE.TXT file include in the project
+
+Maintainer: Miguel Luis and Gregory Cristian
+
+
+Copyright (c) 2017, Arm Limited and affiliates.
+
+SPDX-License-Identifier: BSD-3-Clause
+*/
+
+#include "LoRaWANTimer.h"
+
+using namespace std::chrono;
+
+LoRaWANTimeHandler::LoRaWANTimeHandler()
+    : _queue(NULL)
+{
+}
+
+LoRaWANTimeHandler::~LoRaWANTimeHandler()
+{
+}
+
+void LoRaWANTimeHandler::activate_timer_subsystem(events::EventQueue *queue)
+{
+    _queue = queue;
+}
+
+lorawan_time_t LoRaWANTimeHandler::get_current_time(void)
+{
+    const uint32_t current_time = _queue->tick();
+    return (lorawan_time_t)current_time;
+}
+
+lorawan_time_t LoRaWANTimeHandler::get_elapsed_time(lorawan_time_t saved_time)
+{
+    return get_current_time() - saved_time;
+}
+
+void LoRaWANTimeHandler::init(timer_event_t &obj, mbed::Callback<void()> callback)
+{
+    obj.callback = callback;
+    obj.timer_id = 0;
+}
+
+void LoRaWANTimeHandler::start(timer_event_t &obj, const uint32_t timeout)
+{
+    obj.timer_id = _queue->call_in(milliseconds(timeout), obj.callback);
+    MBED_ASSERT(obj.timer_id != 0);
+}
+
+void LoRaWANTimeHandler::stop(timer_event_t &obj)
+{
+    _queue->cancel(obj.timer_id);
+    obj.timer_id = 0;
+}