#ifndef _CHUNKARRAY_H
#define _CHUNKARRAY_H

#include <stdarg.h>
#include <stddef.h>
#include <stdio.h>
#include <string.h>
#include <stdbool.h>

typedef struct buffer {
    double* data;
    size_t init_pos;
    bool dirty;
}buffer_t;

typedef struct chunk_array {
    char* filename;
    size_t chunk_size;
    size_t total_size;
    FILE* fp;
    double* mmap_array;
    buffer_t* buffer1;
    buffer_t* buffer2;
    buffer_t** buffers;
    size_t n_buffers;
    size_t last_updated;
}chunk_array_t;

chunk_array_t* chunk_array_create(char* filename, size_t total_size);

void chunk_array_free(chunk_array_t* chunk_array);

bool chunk_array_get(chunk_array_t* chunk_array, size_t pos, double *value_ptr);

bool chunk_array_save(chunk_array_t* chunk_array, size_t pos, double valor);

size_t chunk_array_size(chunk_array_t* chunk_array);

#endif