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#pragma once
#include "nes/util/status.hh"
#include "nes/mapper.hh"
#include <cstddef>
#include <vector>
#include <string_view>
namespace nes
{
enum class name_table_arrangement
{
horizontal,
vertical,
};
class cartridge
{
static constexpr auto prg_rom_bank_size = std::size_t{ 16 * 1024 };
static constexpr auto chr_rom_bank_size = std::size_t{ 8 * 1024 };
static constexpr auto ram_bank_size = std::size_t{ 8 * 1024 };
status status_{ status::error_uninitialized };
std::vector<std::uint8_t> prg_rom_;
std::vector<std::uint8_t> chr_rom_;
std::vector<std::uint8_t> ram_;
name_table_arrangement name_table_arrangement_{};
mapper* mapper_{ &mapper::invalid() };
public:
explicit cartridge() = default;
static auto from_data(void const* data, std::size_t length) -> cartridge;
static auto from_file(std::string_view path) -> cartridge;
auto get_status() const -> status { return status_; }
auto get_prg_rom() const -> std::uint8_t const* { return prg_rom_.data(); }
auto get_prg_rom_length() const -> std::size_t { return prg_rom_.size(); }
auto get_chr_rom() const -> std::uint8_t const* { return chr_rom_.data(); }
auto get_chr_rom_length() const -> std::size_t { return chr_rom_.size(); }
auto get_ram() const -> std::uint8_t const* { return ram_.data(); }
auto get_ram_mut() -> std::uint8_t* { return ram_.data(); }
auto get_ram_length() const -> std::size_t { return ram_.size(); }
auto get_mapper() const -> mapper& { return *mapper_; }
auto get_name_table_arrangement() const -> name_table_arrangement { return name_table_arrangement_; }
private:
explicit cartridge(status);
};
} // namespace nes
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