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61 lines
1.1 KiB
C++
61 lines
1.1 KiB
C++
//
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// OricTAP.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 10/10/2016.
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// Copyright 2016 Thomas Harte. All rights reserved.
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//
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#ifndef OricTAP_hpp
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#define OricTAP_hpp
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#include "../Tape.hpp"
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#include "../../FileHolder.hpp"
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#include <cstdint>
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#include <string>
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namespace Storage {
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namespace Tape {
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/*!
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Provides a @c Tape containing an Oric-format tape image, which is a byte stream capture.
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*/
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class OricTAP: public Tape {
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public:
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/*!
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Constructs an @c OricTAP containing content from the file with name @c file_name.
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@throws ErrorNotOricTAP if this file could not be opened and recognised as a valid Oric-format TAP.
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*/
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OricTAP(const std::string &file_name);
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enum {
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ErrorNotOricTAP
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};
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// implemented to satisfy @c Tape
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bool is_at_end();
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private:
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Storage::FileHolder file_;
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void virtual_reset();
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Pulse virtual_get_next_pulse();
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// byte serialisation and output
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uint16_t current_value_;
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int bit_count_;
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int pulse_counter_;
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enum Phase {
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LeadIn, Header, Data, Gap, End
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} phase_, next_phase_;
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int phase_counter_;
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uint16_t data_end_address_, data_start_address_;
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};
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}
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}
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#endif /* OricTAP_hpp */
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