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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 <stdint.h>
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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 char *file_name);
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~OricTAP();
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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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void virtual_reset();
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Pulse virtual_get_next_pulse();
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FILE *_file;
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size_t _file_length;
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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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