#pragma once

#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
#include <sys/user.h>

#define INSTRUCTION_COUNT 5

enum instruction {
	INST_NOP     = 0x00,
	INST_EXIT    = 0x01,
	INST_LOAD    = 0x02,

	INST_SHOW    = 0x10,
	INST_INFO    = 0x11,
	
	INST_BREAK   = 0x20,
	INST_DELETE  = 0x21,
	INST_PATCH   = 0x22,

	INST_SI      = 0x30,
	INST_CONT    = 0x31,
	INST_SYSCALL = 0x32,

	INST_INVALID = 0xff,
};

void sync_regs(void);
uint8_t poke(uint64_t addr, uint8_t data);

void run(const char *filename);
void disassemble();

void inst_load(char **filename);
void inst_si(void);
void inst_cont(void);
void inst_info(void);
void inst_info_reg(void);
void inst_info_break(void);
void inst_break(void);
void inst_delete(void);
void inst_patch(void);
void inst_syscall(void);

extern int child;
extern int status;

extern struct user_regs_struct regs;
extern uint64_t disassemble_addr;

extern long syscall_nr;