DinamicArray.c

#include "DinamicArray.h"

void varray_init(varray **array) {
   *array = (varray*) malloc (sizeof(varray));
   (*array)->memory = NULL;
   (*array)->allocated = 0;
   (*array)->used = 0;
   (*array)->index = -1;
   
}
 
void varray_push(varray *array, void *data) {
   size_t toallocate;
   size_t size = sizeof(void*);
   if ((array->allocated - array->used) < size) {
      toallocate = array->allocated == 0 ? size : (array->allocated * 2);
      array->memory = realloc(array->memory, toallocate);
      array->allocated = toallocate;
   }
   
   //printf("Dato %i \n", *(int*)(data));
   array->memory[++array->index] = data;
   array->used = array->used + size;
}

int varray_length(varray *array) {
   return array->index + 1;
}
 
void varray_clear(varray *array){
   int i;
   for(i = 0; i < varray_length(array); i++)
   {
      array->memory[i] = NULL;
   }
   array->used = 0;
   array->index = -1;
}
 
void varray_free(varray *array){
   free(array->memory);
   free(array);
}
 
void* varray_get(varray *array, int index){
	if (index < 0 || index > array->index)
      return NULL;
    return array->memory[index];
}
 
void varray_insert(varray *array, int index, void *data){
   if (index < 0 || index > array->index)
      return;
 
   array->memory[index] = data;
}
/*
int main(){
	varray *array;
	varray_init(&array);
	
	int numero = 39;
	int numero1 = 45;
	int numero2 = 77;
	
	void *ptrVoid = &numero;
	
	
	varray_push(array, ptrVoid);  //Insercion de elementos
	ptrVoid = &numero1;
	varray_push(array, ptrVoid);
	ptrVoid = &numero2;
	varray_push(array, ptrVoid);
		
	int pos = 3;
	
	int largo = (int) varray_length(array);
	
	int dato = *(int*)(varray_get(array, pos));   //Hay que hacer casting a un puntero del tipo necesario y ver el contenido del puntero 
	
	printf("Largo: %i y el valor de la posicion %i es: %i", largo, pos, dato);
	
	return 0;
}*/