darray.c

#include <stdint.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include "darray.h"
typedef uint32_t u32;

darray new_darray(void)
{
    darray new_darray = malloc(sizeof(struct darray_s));
    //Vamos a usar un approach inspirado en los vectores
    // de C++
    new_darray->ocupation = new_darray->size = 0;
    new_darray->elements = calloc(0, sizeof(u32));
    return new_darray;
};

void expand_darray(darray d)
{
    u32 new_size = GROWTH_FACTOR * d->size;
    d->size = (1 > new_size) ? 1 : new_size;
    d->elements = realloc(d->elements, d->size * sizeof(u32));
}
void darray_push(u32 e, darray d)
{
    if (d->size == d->ocupation)
        expand_darray(d);
    d->elements[d->ocupation] = e;
    d->ocupation += 1;
}

darray darray_copy(darray d)
{
    darray clone = malloc(sizeof(struct darray_s));
    clone->size = d->size;
    clone->ocupation = d->ocupation;
    clone->elements = calloc(d->ocupation, sizeof(u32));
    for (u32 i = 0; i < d->ocupation; ++i)
        clone->elements[i] = d->elements[i];
    return clone;
}

void delete_darray(darray d)
{
    free(d->elements);
    free(d);
}
u32 darray_get(u32 index, darray d)
{
    return d->elements[index];
}