#pragma once

#include <stdint.h>

namespace z80
{
    #define MEMTAG_NONE     0
    #define MEMTAG_INST     1
    #define MEMTAG_CODE     2
    #define MEMTAG_DATA     3

    #define Z80_OPTION_STOP_ON_INVALID  0
    #define Z80_NUM_OPTIONS 1
    
    void reset(uint8_t* mem);
    void connect_port(int num, int (*in_ptr)(int), void (*out_ptr)(int,int));
    void interrupt();
    
    uint32_t step();

    uint8_t *getMem();
    uint8_t *getRegs();

    uint16_t getAF(const bool alt=false);
    uint16_t getBC(const bool alt=false);
    uint16_t getDE(const bool alt=false);
    uint16_t getHL(const bool alt=false);

    uint16_t getIX();
    uint16_t getIY();
    uint16_t getSP();
    uint16_t getPC();

    uint8_t getI();
    uint8_t getR();


    void setPC(const uint16_t addr);
    uint8_t getMemTag(const uint16_t addr);
    void clearMemTag();

    uint8_t getMemTouched(const uint16_t addr);
    void clearMemTouched();

    const bool getOption(const int option);
    void setOption(const int option, const bool value);
    void toggleOption(const int option);
}