#ifndef CHIP8_H
#define CHIP8_H

#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <errno.h>
#include <time.h>

#define WIDTH 64
#define HEIGHT 32
#define KEY_SIZE 15
#define MEMORY_SIZE 4096
#define REGISTER_COUNT 16
#define STACK_SIZE 16
#define MAX_ROM_SIZE 0x1000 - 0x200 // memory size - reserved memory
#define PROGRAM_START 0x200
#define FONT_WIDTH 5
#define FONT_BYTE_SIZE 80
#define BYTE_MASK 0x80
#define PIXEL_COLOR 0xFFFFFF

int load_rom();
void chip8_init();
void chip8_draw_sprite(int startx, int starty, uint16_t mem, uint8_t size);
void chip8_cycle();
void chip8_beep();
void unknown_opcode(uint16_t bad_opcode);

#endif