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45 lines
795 B
C++
45 lines
795 B
C++
//
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// NIB.cpp
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// Clock Signal
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//
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// Created by Thomas Harte on 21/04/2018.
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// Copyright © 2018 Thomas Harte. All rights reserved.
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//
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#include "NIB.hpp"
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using namespace Storage::Disk;
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namespace {
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const std::size_t track_length = 6656;
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const std::size_t number_of_tracks = 35;
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}
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NIB::NIB(const std::string &file_name) :
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file_(file_name) {
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// A NIB should be 35 tracks, each 6656 bytes long.
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if(file_.stats().st_size != track_length*number_of_tracks) {
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throw ErrorNotNIB;
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}
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// TODO: all other validation.
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}
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int NIB::get_head_position_count() {
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return 35;
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}
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int NIB::get_head_count() {
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return 1;
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}
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bool NIB::get_is_read_only() {
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return true;
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}
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std::shared_ptr<::Storage::Disk::Track> NIB::get_track_at_position(::Storage::Disk::Track::Address address) {
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return nullptr;
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}
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