Files
42-Push_Swap/algorithms/medium_utils/utils_struct_tab.c

90 lines
2.2 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* utils_struct_tab.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: mteriier <mteriier@student.42lyon.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/12/10 13:36:43 by mteriier #+# #+# */
/* Updated: 2025/12/10 13:36:48 by mteriier ### ########lyon.fr */
/* */
/* ************************************************************************** */
#include "push_swap.h"
#include <stdlib.h>
t_tab *allocate_tab(int range_max, int nb)
{
t_tab *tab;
tab = malloc(sizeof(t_tab));
if (!tab)
return (NULL);
tab->max_range = range_max;
tab->nb_in = nb;
return (tab);
}
t_tab *get_tabs(t_stack *first)
{
t_tab *tmp;
t_tab *first_tab;
int len_stack;
int scan_nb_in_tab;
len_stack = stack_len(first);
first_tab = init_first_tab(first);
if (!first_tab)
return (NULL);
scan_nb_in_tab = first_tab->nb_in;
tmp = first_tab;
while (scan_nb_in_tab < len_stack)
{
tmp->next = get_next_tab(first, tmp);
if (!(tmp->next))
return (free_tab(first_tab));
tmp = tmp->next;
scan_nb_in_tab += tmp->nb_in;
}
return (first_tab);
}
t_tab *init_first_tab(t_stack *first)
{
t_tab *tab;
int lower;
int range_max;
lower = get_first_lower(first);
range_max = calcul_range(lower, 10);
tab = allocate_tab(range_max, get_number_in_range(range_max, first));
if (!tab)
return (NULL);
return (tab);
}
t_tab *get_next_tab(t_stack *first, t_tab *tab)
{
int lower;
int range_max;
t_tab *next_tab;
lower = get_next_lower(first, tab->max_range);
range_max = calcul_range(lower, 10);
next_tab = allocate_tab(range_max, get_number_in_range(range_max, first));
return (next_tab);
}
t_tab *free_tab(t_tab *first)
{
t_tab *tmp;
while (first)
{
tmp = first->next;
free(first);
first = tmp;
}
return (NULL);
}