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49 lines
1.0 KiB
C++
49 lines
1.0 KiB
C++
//
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// Acorn.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 06/11/2016.
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// Copyright © 2016 Thomas Harte. All rights reserved.
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//
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#ifndef Storage_Tape_Parsers_Acorn_hpp
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#define Storage_Tape_Parsers_Acorn_hpp
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#include "TapeParser.hpp"
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#include "../../../NumberTheory/CRC.hpp"
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namespace Storage {
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namespace Tape {
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namespace Acorn {
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enum class WaveType {
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Short, Long, Unrecognised
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};
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enum class SymbolType {
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One, Zero
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};
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class Parser: public Storage::Tape::Parser<WaveType, SymbolType> {
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public:
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Parser();
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int get_next_bit(const std::shared_ptr<Storage::Tape::Tape> &tape);
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int get_next_byte(const std::shared_ptr<Storage::Tape::Tape> &tape);
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int get_next_short(const std::shared_ptr<Storage::Tape::Tape> &tape);
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int get_next_word(const std::shared_ptr<Storage::Tape::Tape> &tape);
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void reset_crc();
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uint16_t get_crc();
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private:
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void process_pulse(Storage::Tape::Tape::Pulse pulse);
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void inspect_waves(const std::vector<WaveType> &waves);
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NumberTheory::CRC16 crc_;
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};
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}
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}
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}
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#endif /* Acorn_hpp */
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