#include <stdio.h>
#include <stdlib.h>
#include "types.h"


void* vector_new(size_t size) {

    ADT_vector_t* ptr = (ADT_vector_t*) malloc(sizeof(ADT_vector_t));

    ptr->vector = NULL;

    ptr->length = 0;

    ptr->element_size = size;

    return ptr;
}



void* vector_add(ADT_vector_t* ptr) {

    ptr->length = ptr->length + 1;
    ptr->vector = realloc(ptr->vector, ptr->length * ptr->element_size);
    return ptr->vector + (ptr->length-1) * ptr->element_size;
}

void vector_free(ADT_vector_t* ptr) {
  if (ptr->vector)
    free(ptr->vector);
  free(ptr);
}

size_t vector_length(ADT_vector_t* ptr) {
    return ptr->length;
}

size_t element_size(ADT_vector_t* ptr) {
    return ptr->element_size;
}

void* vector_ptr(ADT_vector_t* ptr){
 return ptr->vector;
}

int comparator(const void* a, const void* b) {
    record_t* algoA = (record_t*) a;
    record_t* algoB = (record_t*) b;

return   algoB->UTC - algoA->UTC ;
}