#ifndef MALLOC_H
# define MALLOC_H

# include <stdlib.h>
# include <unistd.h>
# include <sys/mman.h>
# include <pthread.h>

// TODO Remove me (printf)
# include <stdio.h>

#define MAX_ALIGNMENT 16

typedef struct s_block t_block;
typedef struct s_zone t_zone;

struct s_block {
	size_t size;
	int free;
	t_block *next;
};

struct s_zone {
	t_block *head;
	t_zone *next;
};

typedef struct s_zones {
	size_t pagesize;
	size_t max_align;
	size_t tiny_block_max_size;
	size_t small_block_max_size;
	t_zone *tiny_zones;
	t_zone *small_zones;
	t_block *large_blocks;
} t_zones;

extern pthread_mutex_t g_malloc_mutex;
extern t_zones g_zones;

void *malloc(size_t size);
void free(void *ptr);
void *realloc(void *ptr, size_t size);

void show_alloc_mem(void);
void show_alloc_mem_ex(void);
void show_alloc_sizes(void);

static void init_malloc(void);
void init_tiny_zones(void);
void init_small_zones(void);

#endif