indice.size_claves = (indice.tam_bloque - SIZE_B_PLUS_HEADER - sizeof(int))/2;
indice.size_hijos = indice.size_claves + sizeof(int);
indice.filename = "idxbplus_primary.idx";
indice.size_claves = (indice.tam_bloque - SIZE_B_PLUS_HEADER - sizeof(int))/2;
indice.size_hijos = indice.size_claves + sizeof(int);
indice.filename = "idxbplus_primary.idx";