read cartridges

1 files changed, 33 insertions, 0 deletions

diff --git a/src/nes/cartridge.hh b/src/nes/cartridge.hh
new file mode 100644
index 0000000..a334125
--- /dev/null
+++ b/src/nes/cartridge.hh
@@ -0,0 +1,33 @@
+#pragma once
+
+#include <cstddef>
+#include <vector>
+#include <string_view>
+
+namespace nes
+{
+	class cartridge
+	{
+		bool is_valid_{ false };
+		std::vector<std::uint8_t> prg_rom_;
+		std::vector<std::uint8_t> chr_rom_;
+		std::vector<std::uint8_t> ram_;
+		std::uint8_t mapper_number_{ 0 };
+
+	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 is_valid() const -> bool { return is_valid_; }
+		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_number() const -> std::uint8_t { return mapper_number_; }
+	};
+} // namespace nes
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