#pragma once

#include "process.h"

#include <stdint.h>

#define STACK_SIZE PAGE_SIZE * 4

typedef enum {
	NEW,
	RUNNING,
	WAITING,
	STOPPED,
} state_t;

struct tcb {
	uint8_t *esp;
	uint8_t *esp0;
	uint16_t tid;
	state_t state;
	struct pcb *process;
	struct tcb *next;
};

struct tcb *create_thread(struct pcb *process, void (*routine)(void));
void delete_thread(struct tcb *thread);
void switch_thread(struct tcb *thread_to_switch);