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62 lines
1.4 KiB
C++
62 lines
1.4 KiB
C++
//
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// Sector.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 24/09/2017.
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// Copyright 2017 Thomas Harte. All rights reserved.
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//
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#ifndef Sector_h
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#define Sector_h
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#include <cstdint>
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#include <vector>
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namespace Storage {
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namespace Encodings {
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namespace MFM {
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/*!
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Represents a single [M]FM sector, identified by its track, side and sector records, a blob of data
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and a few extra flags of metadata.
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*/
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struct Sector {
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/*!
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Describes the location of a sector, implementing < to allow for use as a set key.
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*/
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struct Address {
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uint8_t track = 0, side = 0, sector = 0;
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bool operator < (const Address &rhs) const {
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return ((track << 24) | (side << 8) | sector) < ((rhs.track << 24) | (rhs.side << 8) | rhs.sector);
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}
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};
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Address address;
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uint8_t size = 0; // Size is stored in ordinary MFM form: the number of bytes included in this sector
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// is 2^(7 + size), or 128 << size.
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// Multiple samplings of the underlying data are accepted, to allow weak and fuzzy data to be communicated.
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std::vector<std::vector<uint8_t>> samples;
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bool has_data_crc_error = false;
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bool has_header_crc_error = false;
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bool is_deleted = false;
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Sector() noexcept {}
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Sector(const Sector &&rhs) noexcept :
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address(rhs.address),
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size(rhs.size),
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samples(std::move(rhs.samples)),
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has_data_crc_error(rhs.has_data_crc_error),
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has_header_crc_error(rhs.has_header_crc_error),
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is_deleted(rhs.is_deleted ){}
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};
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}
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}
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}
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#endif /* Sector_h */
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