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90 lines
1.9 KiB
C++
90 lines
1.9 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 TXPACKET_HPP_
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#define TXPACKET_HPP_
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#include <inttypes.h>
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#include <time.h>
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#include "ObjectPool.hpp"
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#include "AISChannels.h"
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#include "config.h"
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class TXPacket
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{
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public:
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TXPacket ();
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virtual ~TXPacket();
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void addBit(uint8_t bit);
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void pad();
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virtual uint16_t size();
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// Iterator pattern for transmitting bit-by-bit
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virtual bool eof();
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virtual uint8_t nextBit();
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VHFChannel channel();
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void setTimestamp(time_t t);
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time_t timestamp();
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void setMessageType(const char*);
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const char *messageType();
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void configure(VHFChannel channel);
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void reset();
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void configureForTesting(VHFChannel channel, uint16_t numBits);
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bool canRampDown();
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private:
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uint8_t mPacket[MAX_AIS_TX_PACKET_SIZE/8+1];
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uint16_t mSize;
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uint16_t mPosition;
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VHFChannel mChannel;
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time_t mTimestamp;
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char mMessageType[4];
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bool mTestPacket = false;
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};
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class TXTestPacket : public TXPacket
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{
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public:
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TXTestPacket();
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~TXTestPacket();
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};
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class TXPacketPool
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{
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public:
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static TXPacketPool &instance();
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void init();
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TXPacket *newTXPacket(VHFChannel channel);
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void deleteTXPacket(TXPacket*);
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private:
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ObjectPool<TXPacket> *mPool;
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};
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#endif /* TXPACKET_HPP_ */
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