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64 lines
1.6 KiB
C++
64 lines
1.6 KiB
C++
/*
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Copyright (c) 2016-2020 Peter Antypas
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This file is part of the MAIANA™ transponder firmware.
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The firmware is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>
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*/
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#ifndef EVENTQUEUE_HPP_
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#define EVENTQUEUE_HPP_
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#include <map>
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#include "CircularQueue.hpp"
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#include "Events.hpp"
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using namespace std;
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class EventQueue
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{
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public:
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static EventQueue &instance();
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void init();
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/*
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* Consumer registration
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*/
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void addObserver(EventConsumer *c, uint32_t eventMask);
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/*
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* Consumer de-registration
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*/
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void removeObserver(EventConsumer *c);
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/*
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* We push events here to be processed by the main thread
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*/
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void push(Event* event);
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/*
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* This method must be called repeatedly by main() (never an ISR!!!!!!)
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*/
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void dispatch();
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private:
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EventQueue();
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CircularQueue<Event*> *mISRQueue; // Exclusively used by ISRs
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CircularQueue<Event*> *mThreadQueue; // Exclusively used by the (only) thread
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map<EventConsumer *, uint32_t> mConsumers;
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};
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#endif /* EVENTQUEUE_HPP_ */
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