HEADER_PAGES_PER_VOLUME
bytes_per_page * (geometry->pages_per_volume + HEADER_PAGES_PER_VOLUME);
return HEADER_PAGES_PER_VOLUME + (geometry->pages_per_chapter * chapter) + page;
return (physical_page - HEADER_PAGES_PER_VOLUME) % geometry->pages_per_chapter;
return (physical_page - HEADER_PAGES_PER_VOLUME) / geometry->pages_per_chapter;